CN110155895A - A kind of rescue winch that can be translated certainly with the self-shield of card cabin - Google Patents

A kind of rescue winch that can be translated certainly with the self-shield of card cabin Download PDF

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Publication number
CN110155895A
CN110155895A CN201910404292.8A CN201910404292A CN110155895A CN 110155895 A CN110155895 A CN 110155895A CN 201910404292 A CN201910404292 A CN 201910404292A CN 110155895 A CN110155895 A CN 110155895A
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CN
China
Prior art keywords
winch
brake
wheel
wirerope
card cabin
Prior art date
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Granted
Application number
CN201910404292.8A
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Chinese (zh)
Other versions
CN110155895B (en
Inventor
张耀成
赵慧勇
苏华阳
李娟莉
王淑平
高慧芳
王源
杨兆建
邱卫中
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Taiyuan University of Technology
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Taiyuan University of Technology
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Priority to CN201910404292.8A priority Critical patent/CN110155895B/en
Publication of CN110155895A publication Critical patent/CN110155895A/en
Application granted granted Critical
Publication of CN110155895B publication Critical patent/CN110155895B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • B66D1/02Driving gear
    • B66D1/08Driving gear incorporating fluid motors
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66DCAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D1/00Rope, cable, or chain winding mechanisms; Capstans
    • B66D1/02Driving gear
    • B66D1/14Power transmissions between power sources and drums or barrels
    • B66D1/22Planetary or differential gearings, i.e. with planet gears having movable axes of rotation
    • 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
    • B66D1/30Rope, cable, or chain 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
    • B66D1/36Guiding, or otherwise ensuring winding in an orderly manner, of ropes, cables, or chains
    • B66D1/39Guiding, or otherwise ensuring winding in an orderly manner, of ropes, cables, or chains by means of axially-movable 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
    • B66D1/54Safety gear
    • B66D1/58Safety gear responsive to excess of load
    • 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
    • B66D1/74Capstans
    • B66D1/7442Capstans having a horizontal rotation axis
    • 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
    • B66D1/74Capstans
    • B66D1/7484Details concerning gearing arrangements, e.g. multi-speed
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66DCAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D5/00Braking or detent devices characterised by application to lifting or hoisting gear, e.g. for controlling the lowering of loads
    • B66D5/02Crane, lift hoist, or winch brakes operating on drums, barrels, or ropes
    • B66D5/06Crane, lift hoist, or winch brakes operating on drums, barrels, or ropes with radial effect
    • B66D5/08Crane, lift hoist, or winch brakes operating on drums, barrels, or ropes with radial effect embodying blocks or shoes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66DCAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D5/00Braking or detent devices characterised by application to lifting or hoisting gear, e.g. for controlling the lowering of loads
    • B66D5/02Crane, lift hoist, or winch brakes operating on drums, barrels, or ropes
    • B66D5/24Operating devices
    • B66D5/26Operating devices pneumatic or hydraulic
    • B66D5/28Operating devices pneumatic or hydraulic specially adapted for winding gear, e.g. in mining hoists
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21FSAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F11/00Rescue devices or other safety devices, e.g. safety chambers or escape ways
    • 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

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • Emergency Management (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Business, Economics & Management (AREA)
  • Environmental & Geological Engineering (AREA)
  • Transmission Devices (AREA)
  • Emergency Lowering Means (AREA)

Abstract

The invention belongs to winch apparatus fields, and in particular to can solve the problems, such as that influence of the rescue winch steel wire rope stretching drift angle to wire rope winding destroys wirerope with when card cabin occurs from the rescue winch of translation and the self-shield of card cabin.Including power mechanism, winch master device body, translating device and card cabin protective device; translating device; so that the folding and unfolding elevation angle during the wire rope winding of winch master device body is maintained at zero degree keeps wirerope to be located at center forever; to make wirerope rule is neat to be wrapped on reel; it not only avoids wirerope disorder cable, sting the problems such as rope; also make the reel uniform force at work for rescuing winch, improves the service life of reel;Wirerope is avoided by card cabin protective device to be pulled off, and protects wirerope.Present invention optimizes the uses of wirerope, substantially prolong the service life of wirerope, reduce the maintenance of winch, security performance when enhancing using winch, and in this field, range has positive meaning.

Description

A kind of rescue winch that can be translated certainly with the self-shield of card cabin
Technical field
The invention belongs to winch apparatus fields, and in particular to a kind of rescue winch that can be translated certainly with the self-shield of card cabin.
Background technique
China is world's first coal power, and maximum mine disaster state in the world, in order to which implementation safely and fast is rescued It helps, a kind of vertical rescue system of mine has been developed success, for example publication No. is that " a kind of mine hangs down disclosed in 105697056 A Straight rescue lifting system ", by the rescue channel accomplished fluently, will take trapped person using rescue winch after mine disaster occurs Rescue cabin promoted to ground.
Due to mining area working environment is severe, rescue channel is irregular, winch cable has rope stretching drift angle etc., steel wire Phenomena such as disorder cable (including back restricts, stings rope, empty slot) and rope-clamping, easily occurs during the winding process for rope, this not only greatly reduces steel The service life of cord, more seriously will cause safety problem, the promotion safety of vertical rescue system seriously affected, on solving Problem is stated, those skilled in the relevant art have invented the various devices for winch rope-discharging, can be summarized as according to its Method And Principle Mechanically (such as two-way lead screw rope mechanism), fluid pressure type, electrodynamic type, however the rope guide having disclosed is to keep wirerope opposite There is no rope stretching drift angle in reel, there is no solve wirerope and head sheave to enter drift angle of restricting.
Rescue winch be by accomplish fluently in advance rescue channel implement rescue, due to rescue channel itself may inclination or Card cabin problem may occur in lifting process for the problems such as deforming, rescue winch, when card cabin occurs in a flash, due to rescuing It helps winch not shut down, therefore tension suffered by wirerope increased dramatically, be pulled off after the Fracture Force for reaching wirerope, The service life of wirerope is seriously affected, and wirerope breaks rear impact that certain destruction can be caused to channel.At present It is all to rescue cabin setting secondary protector, but the destruction without solution card cabin to wirerope for this problem.
Summary of the invention
The present invention for solves the problems, such as wirerope disorder cable, sting rope with generation card cabin when wirerope be pulled off, provide one kind It can be from the rescue winch of translation and the self-shield of card cabin.
The present invention adopts the following technical scheme:
A kind of rescue winch that can be translated certainly with the self-shield of card cabin, comprising:
Power mechanism provides power source for rescue winch, hydraulic motor specifically can be used;
Winch master device body, completes the folding and unfolding of wirerope, and the input terminal of winch master device body is connect with power mechanism output end;
Translating device makes the folding and unfolding elevation angle during the wire rope winding of winch master device body be maintained at zero degree and keeps steel wire Rope is located at center forever, and the input terminal of translating device is connect with the output end of winch master device body.
The winch master device body includes reel and main shaft, and the input terminal of main shaft connect with power mechanism, is equipped in reel Two branch wheels and two blocks of webs, one of branch wheel and gap of main reinforcement are cooperatively connected, and do not transmit torque and only play a supportive role, another A branch wheel and main shaft are interference fitted for transmitting torque, and two blocks of webs are disposed radially, one end is connect with two branch wheels respectively, and two The other end of block web is fixedly connected with mandrel interior wall respectively, and reel is by branch wheel and web with main axis.
The translating device includes gear mechanism, two-way screw mechanism, polished rod mechanism and pedestal, and pedestal includes by several Dovetail slide block connection and the upper bed-plate and lower bottom base that can be slided relatively, gear mechanism include the driving gear and driven gear of engagement And splined shaft, two-way screw mechanism include reverse-flighted screw and screw slider, polished rod mechanism includes optical axis and optical axis sliding block;Lead screw Screw rod and optical axis are both secured on lower bottom base, and driven gear is fixed on reverse-flighted screw by key, and driving gear is installed on spline On axis, screw slider is installed on reverse-flighted screw and can make along reverse-flighted screw straight reciprocating motion, the top of screw slider with it is upper Pedestal is fixedly connected, and optical axis sliding block is installed on optical axis and optical axis can slide relatively, and top and the upper bed-plate of optical axis sliding block are fixed Connection.Polished rod mechanism is used to be oriented to and force balance.
The translating device is connect by chain-drive mechanism with the main shaft of winch master device body, will be led by chain-drive mechanism Axis power passes to translating device;Chain-drive mechanism include drive sprocket, chain and sliding sprocket wheel, drive sprocket and sliding sprocket wheel It is connected by chain, drive sprocket is installed on the main shaft of winch master device body by chain transmission overload protection device, and chain is slid Wheel is installed on the splined shaft of gear mechanism, and there are two driver plate, two driver plates are respectively arranged on sliding sprocket wheel for installation on splined shaft Left and right sides end face is fixed on the upper bed-plate of translating device at the top of two driver plates.Splined shaft is used to slide the power of sprocket wheel Gear mechanism is passed to, splined shaft is fixed on lower bottom base by bearing and bearing base.
The sliding sprocket wheel includes sprocket body, retainer and ball, and sliding sprocket wheel and splined shaft are spline pair or rolling Spline pair) connection, the wheel hub both ends of the surface processing for sliding sprocket wheel is fluted, and ball is installed in groove by retainer.The chain Item is used to connect drive sprocket and sliding sprocket wheel.
The drive sprocket of chain-drive mechanism is connected with overload protection arrangement, overload protection arrangement include safety pin, protective jacket, Butterfly spring and axle sleeve, drive sprocket are fixedly connected by safety pin with axle sleeve, and axle sleeve is installed in spool spindle, the safety There is screw thread at pin both ends, and butterfly spring is inserted in the screw rod at safety pin both ends and then passing through bolt is installed together sprocket wheel with axle sleeve, And protective jacket is installed at the both ends of safety pin.Then when pin shaft disconnects, safety pin pops up outward under the action of butterfly spring, keeps away The pin shaft for having exempted from fracture falls into the gap of axle sleeve and chain, and causes secondary overload;Again since the effect of protective jacket makes the peace of fracture Full pin cannot fly out, it is therefore prevented that its harm such as hurt sb.'s feelings that flies out.
Spool spindle input terminal is connected with card cabin protective device, card cabin protective device include differential gear train, brake apparatus and Cabinet, differential gear train and brake apparatus are installed in cabinet, and the differential gear train includes sun gear, planet carrier, planetary gear and interior Gear ring, input part of the sun gear as card cabin protective device;The planet carrier is the output block of card cabin protective device, Through bearing support on the cabinet, and it is connect with spool spindle by shaft coupling;The planetary gear can rotation but also with Planet carrier rotates together;The ring gear is supported in a freely rotating manner on the cabinet, and passes through planetary gear and the sun Wheel connection;The wheel brake apparatus is fixed on the cabinet, and is sequentially connected with the ring gear of the differential gear train.
The brake apparatus uses internal expanding type hydraulic braking open in usual comprising brake drum, back-plate, rubs at brake-shoe Liner, hydraulic braking wheel cylinder, return spring and supporting pin are wiped, the brake drum is the friction element of rotation, with differential gear train Ring gear is fixed as one;Friction element of the brake-shoe as the brake apparatus, including a pair of arc-shaped friction shoe plate, The brake-shoe is mounted on the back-plate by the supporting pin, and the back-plate is the end cap of the cabinet;Institute It states friction facing riveting or is pasted on brake-shoe;The hydraulic braking wheel cylinder includes piston, sealing ring, piston bracing ring, wheel Cylinder, the piston outer end are pressed with the fluting jacking block of steel, and the end face of brake-shoe is inserted into the slot of the piston, brake apparatus work When, oil liquid enters wheel cylinder by oil inlet interface tube screw and pushes piston, so that the brake-shoe is pushed to rotate around the supporting pin, It is pressed on the outer surface of friction facing on brake drum, generates friction with the inner wall of brake drum and form brake force;The return bullet Spring connects two brake-shoes, and brake-shoe is retracted original position after cancelling hydraulic braking wheel cylinder oil pressure, releases braking;The supporting pin It is fixed on back-plate.
The working principle of apparatus of the present invention winch from translation is: when winch work, spool spindle rotation, to drive volume Power is passed to splined shaft by sliding sprocket wheel by chain-drive mechanism, then passes through gear drive for power by cylinder rotation Two-way screw mechanism is passed to, reverse-flighted screw rotation is to drive screw slider to move axially, due to the upper bed-plate of translating device It is fixed together with screw slider, therefore upper bed-plate moves axially together with sliding block, so that all devices on upper bed-plate are axial It is mobile, sprocket wheel and upper bed-plate synchronizing moving are slid under the action of the driver plate, control movement speed and wirerope axis to folding and unfolding Speed is identical, wirerope is kept to be located at centre bit forever so that folding and unfolding elevation angle be made during wire rope winding to be maintained at zero degree It sets, reaches approximately the ideal operation state of reel rotation folding and unfolding wirerope, avoid the generation of wirerope disorder cable, rope-clamping phenomenon.
The working principle of apparatus of the present invention card cabin self-protecting device is: motor starting drives the sun in the protective device of card cabin Wheel rotation, brake apparatus does not work when just starting, and ring gear is free state, due to being loaded suffered by the planet carrier, planet Frame does not rotate, and ring gear rotates under the action of planetary gear;It starts to work when ring gear revolving speed reaches constant post brake device, The brake-shoe of brake apparatus is rotated around its supporting pin under the effect of piston, so that the inner surface of friction facing is mutually solid with ring gear The inner surface of fixed brake drum generates friction, and with the increase of moment of friction, ring gear revolving speed is slowly reduced and planet carrier revolving speed It is gradually increased, until ring gear stops operating, planet carrier revolving speed reaches maximum, and rescue winch reaches the regulation speed of service, realizes Soft start;When rescue cabin is stuck, ring gear overcomes braking moment to operate under the action of planetary gear, and motor passes to negative The power of load is shared by ring gear, so that load be made to be no longer influenced by power, alleviates the tension suffered by card moment wirerope, thus Wirerope is protected not to be pulled off.
The present invention provides a kind of rescue winches that can be translated certainly with the self-shield of card cabin, and what is had compared with prior art is beneficial Effect is:
First, the configuration of the present invention is simple, fully mechanical, only one power source, design rationally, rescue winch by translating device Reel, which realizes, to be moved to axial, and it is identical as the axial movement of wirerope folding and unfolding to control its speed, make wirerope not only with volume The rope stretching drift angle of cylinder is zero, and also make wirerope and head sheave enters rope clamp angle zero, is located at wirerope during arranging rope same The folding and unfolding rope stretching drift angle of layer is maintained at zero degree, makes wirerope rule is neat to be wrapped on reel, not only avoids wirerope unrest The generation of the problems such as rope, rope-clamping, improves the service life of wirerope, also makes reel uniform force, improve the use of reel Service life.
By card cabin protective device, realizes rescue cabin and block moment to wirerope protection, draw wirerope not It is disconnected, the service life of wirerope is substantially prolonged, rescue winch soft start, electrodeless tune can also be realized by card cabin protective device The functions such as speed, automatic decentralization, enhance the security performance of winch, have positive meaning for the range of this field.
Detailed description of the invention
Fig. 1 is that one kind of the present invention can be from the rescue winch overall structure schematic diagram of translation and the self-shield of card cabin;
Fig. 2 is that one kind of the present invention can be from the rescue winch overall structure schematic diagram A of translation and the self-shield of card cabin to schematic cross-sectional view;
Fig. 3 is the structural schematic diagram for rescuing winch main shaft device;
Fig. 4 is the structural schematic diagram of translating device;
Fig. 5 is the schematic diagram of the transmission mechanism of translating device in Fig. 4;
Fig. 6 is the structure diagram of the overload protection arrangement of chain-drive mechanism;
Fig. 7 is the structural schematic diagram for sliding sprocket wheel;
Fig. 8 is the structure diagram of brake apparatus;
Fig. 9 is the axis geodesic structure schematic diagram of brake apparatus;
Figure 10 is the schematic front view of brake apparatus;
Figure 11 is the end view of brake apparatus.
In figure: 1- motor, 2- brake apparatus, 3- sun gear, 4- planetary gear, 5- ring gear, 6- planet carrier, 7- reel, 8- Drive sprocket, 9- bearing and support, 10- main shaft, 11- chain, 12- slide sprocket wheel, 13- driver plate, 14- splined shaft, the two-way spiral shell of 15- Bar, 16- optical axis, 17- optical axis sliding block, 18- screw slider, 19- driving gear, 20- driven gear, 21- lower bottom base, the upper bottom 22- Seat, 23- dovetail slide block, 24- web I, 25- branch wheel I, 26- web II, 27- branch wheel II, 28- axle sleeve, 29- safety pin, 30- are anti- Sheath, 31- retainer, 32- ball, 33- hydraulic braking cylinder, 34- brake-shoe, 35- friction facing, 36- supporting pin, 37- braking Drum, 38- housing plate, 39- cabinet, 40- return spring, 41- oil inlet interface screw, 42- bleeder screw.
Specific embodiment
A kind of rescue winch that can be translated certainly with the self-shield of card cabin, including winch power mechanism, winch master device body, translation Device, card cabin protective device composition.
Power mechanism is hydraulic motor, provides power for rescue winch master device body and translating device operation.
As shown in figs. 1 and 3, winch master device body includes reel, main shaft, branch wheel, web, disk brake, is filled on main shaft Equipped with bearing, left and right branch wheel, shaft coupling, left branch wheel is interference fit with main shaft, for transmitting torque, right branch wheel and gap of main reinforcement Cooperation, does not transmit torque and only plays a supportive role, and branch wheel makes to be bolted together with reel by web, works as main axis, To be rotated by branch wheel, web strips movable reel.
As shown in Figures 4 and 5, translating device includes chain-drive mechanism, chain transmission overload protection device, splined shaft, gear mechanism Structure, two-way screw mechanism, polished rod mechanism, lower bottom base, upper bed-plate, dovetail groove, driver plate.Winch master device body by support weld or It is fixed by bolts to upper bed-plate, driver plate is fixed on upper bed-plate;Chain-drive mechanism, gear drive, two-way screw mechanism are constituted The transmission system of translating device;Splined shaft, polished rod, two-way lead screw are fixed on lower bottom base by bearing and bearing support;Lower bottom base It is linked together with upper bed-plate by dovetail groove.
Chain-drive mechanism is used to connect spool spindle and translating device, and the power of main shaft is passed to translating device.Chain passes Motivation structure is as shown in Fig. 2, include drive sprocket, chain, sliding sprocket wheel, chain transmission overload protection device, drive sprocket passes through chain Transmission overload protection arrangement is fixed on rescue winch main shaft;Sliding sprocket wheel includes sprocket body, retainer, ball, slides chain Wheel is that spline pair (in order to which rolling spline pair can be used in the friction reduced between spline pair) connect with splined shaft, sliding sprocket wheel displacement The processing of wheel hub both ends of the surface is fluted, and ball is installed in groove by retainer, and the outer surface of ball is contacted with two driver plates of left and right; As shown in fig. 6, chain transmission overload protection device includes safety pin, protective jacket, butterfly spring, axle sleeve, drive sprocket and axle sleeve are logical It crosses axle sleeve to be fixed together, axle sleeve is located on main shaft by key, the shaft shoulder, axle sleeve or round nut, and there are screw thread, butterfly in safety pin both ends Shape spring, which is inserted in screw rod and then passes through bolt, is installed together sprocket wheel with axle sleeve, installs protective jacket at the both ends of safety pin, then When pin shaft disconnects, safety pin pops up outward under the action of butterfly spring, and the pin shaft for avoiding fracture falls into axle sleeve and chain Gap, and cause secondary overload;Again since the effect of protective jacket makes the safety pin of fracture fly to fly out, it is therefore prevented that it may make At injury.Spool spindle imparts power to drive sprocket by chain transmission overload protection device, and drive sprocket passes through chain Impart power to sliding sprocket wheel.
The driving gear and splined shaft of gear mechanism are fixed by key, and driven gear is fixed by key and screw rod, slide chain Power is passed to two-way screw mechanism by gear mechanism by spline pair by wheel.
Two-way screw mechanism, including screw rod and screw slider, screw rod are reverse-flighted screw, to realize the screw slider Linear reciprocal motion, screw slider are fixed by screws in together with upper bed-plate, and reverse-flighted screw rotation drives screw slider axis To movement, so that upper bed-plate be driven to move along lower bottom base, upper bed-plate is mobile to drive driver plate to push sliding sprocket wheel synchronous with upper bed-plate It is mobile, realize the translation certainly of rescue winch under conditions of using the same power source.Due to the reason of reverse-flighted screw, sliding block fortune Moving can automatic reverse to one end.
Polished rod mechanism, including polished rod and sliding block, polished rod sliding block are fixed together by screw and upper bed-plate, when upper bed-plate moves Dynamic, polished rod sliding block moves together therewith.
As shown in Figure 1, card cabin protective device includes differential gear train, brake apparatus, cabinet, differential gear train.Brake apparatus is set It sets in cabinet, differential gear train includes sun gear, planet carrier, planetary gear, ring gear, and sun gear is defeated as card cabin protective device Enter component;Planet carrier is the output block of card cabin protective device, through bearing support on cabinet, and passes through connection with spool spindle The connection of axis device;Planetary gear is arranged to rotation but also to rotate together with planet carrier;Ring gear supports in a freely rotating manner It is connect on cabinet, and through planetary gear with sun gear;Brake apparatus is fixed on the cabinet, and in differential gear train Gear ring transmission connection.
As illustrated in figs. 8-11, brake apparatus uses internal expanding type hydraulic braking open in usual comprising brake drum, brake-shoe, system Dynamic bottom plate, friction facing, hydraulic braking wheel cylinder, return spring, supporting pin, brake drum is the friction element of rotation, with differential gear The ring gear of system is by spiral shell peg or pin or welding or is machined directly to one;Friction element of the brake-shoe as brake apparatus, packet A pair is included with arc-shaped friction shoe plate, brake-shoe is mounted on the back-plate by the supporting pin, and back-plate is The end cap of cabinet;Friction facing is by riveting or is pasted on brake-shoe;Hydraulic braking wheel cylinder includes piston, sealing ring, piston Bracing ring, wheel cylinder, the outer end of piston are pressed with the fluting jacking block of steel, and the end face of brake-shoe is inserted into the slot of the piston;Return Spring connects two brake-shoes;Supporting pin is mounted on the back-plate i.e. end cap of cabinet.When brake apparatus works, oil liquid is logical Cross oil inlet interface tube screw enter wheel cylinder push piston make outside friction facing so that brake-shoe be made to rotate around respective supporting pin Surface is pressed on brake drum, so that the inner wall generation friction with brake drum forms brake force, when revocation hydraulic braking wheel cylinder Brake-shoe is retracted original position by return spring after motivator, releases braking.
Wirerope of the invention is as follows without the working characteristics that drift angle row's rope is protected with card cabin:
Wirerope is arranged without drift angle and is restricted: total biography of translating device is determined by the lead of two-way lead screw and the diameter of wirerope of selection Dynamic ratio, the product for controlling the chain-drive mechanism of translating device and the transmission ratio of gear drive is equal to resultant gear ratio, to make to put down Moving device drives the reel movement speed of rescue winch identical as the axial movement speed of wirerope, i.e. bottom in reel every revolution The distance of the mobile wirerope of seat, so that the angle of the wirerope plane vertical with spool spindle, head sheave main shaft is zero forever, So that the winding or releasing of wirerope rule, phenomena such as avoiding the disorder cable of wirerope.Under the action of two-way screw mechanism, when When wirerope change layer, the upper bed-plate band movable reel of translating device can be made to change translation direction automatically, ensure that multilayer wirerope Rope arranging automatically.
The protection of card cabin: when rescue winch operation, the brake apparatus of card cabin protective device is in running order, differential gear train Ring gear is braked, and differential gear train is planetary gear train at this time, and motor drives sun gear rotation to by planet carrier band movable reel Operating, when card cabin moment occurs, the ring gear of differential gear train overcomes braking moment, starts turning, and will be passed to the power of load With speed shunt, tension suffered by wirerope is alleviated, wirerope is prevented to be pulled off, protective effect is played to wirerope.
The present invention enables rescue winch to realize and moves axially while operating, control winch by translating device Translational velocity is identical to movement speed as wirerope axis, realizes wirerope without drift angle folding and unfolding, i.e. wirerope and reel, day wheel shaft The angle of vertical plane is 0, to make wirerope rule is neat to be wrapped on reel, not only avoid wirerope disorder cable, The problems such as stinging rope also makes the reel uniform force at work for rescuing winch, improves the service life of reel;Winch card cabin is protected Protective function is realized by overload protection arrangement, and when card cabin occurs in a flash, power source is passed to reel by overload protection arrangement The power of main shaft is shunted with speed, is alleviated tension suffered by wirerope, is pulled off so as to avoid wirerope, protects Wirerope.Present invention optimizes the uses of wirerope, substantially prolong the service life of wirerope, reduce the maintenance of winch, increase It is strong using winch when security performance, in this field, range has positive meaning.

Claims (10)

1. one kind can be from the rescue winch of translation and the self-shield of card cabin characterized by comprising
Power mechanism provides power source for rescue winch;
Winch master device body, completes the folding and unfolding of wirerope, and the input terminal of winch master device body is connect with power mechanism output end;
Translating device makes the folding and unfolding elevation angle during the wire rope winding of winch master device body be maintained at zero degree and keeps steel wire Rope is located at center forever, and the input terminal of translating device is connect with the output end of winch master device body.
2. according to claim 1 can be from the rescue winch of translation and the self-shield of card cabin, which is characterized in that the winch master Apparatus body includes reel and main shaft, and the input terminal of main shaft is connect with power mechanism, is set in reel there are two branch wheel and two blocks of webs, One of branch wheel and gap of main reinforcement are cooperatively connected, and do not transmit torque and only play a supportive role, another branch wheel is matched with main shaft interference It shares in transmitting torque, two blocks of webs are disposed radially, one end is connect with two branch wheels respectively, the other end difference of two blocks of webs It is fixedly connected with mandrel interior wall, reel is by branch wheel and web with main axis.
3. according to claim 2 can be from the rescue winch of translation and the self-shield of card cabin, which is characterized in that the translation dress It sets including gear mechanism, two-way screw mechanism, polished rod mechanism and pedestal, pedestal includes being connected by several dovetail slide blocks and can phase To the upper bed-plate and lower bottom base of sliding, gear mechanism includes the driving gear engaged and driven gear and splined shaft, two-way silk Thick stick mechanism includes reverse-flighted screw and screw slider, and polished rod mechanism includes optical axis and optical axis sliding block;Lead screw screw rod and optical axis are fixed In on lower bottom base, driven gear is fixed on reverse-flighted screw by key, and driving gear is installed on splined shaft, screw slider installation In that can make on reverse-flighted screw and along reverse-flighted screw straight reciprocating motion, the top of screw slider is fixedly connected with upper bed-plate, optical axis Sliding block is installed on optical axis and optical axis can slide relatively, and the top of optical axis sliding block is fixedly connected with upper bed-plate.
4. according to claim 3 can be from the rescue winch of translation and the self-shield of card cabin, which is characterized in that the translation dress It sets and is connect by chain-drive mechanism with the main shaft of winch master device body, chain-drive mechanism includes drive sprocket, chain and sliding chain Wheel, drive sprocket and sliding sprocket wheel are connected by chain, and drive sprocket is installed on the main shaft of winch master device body, slides sprocket wheel It is installed on the splined shaft of gear mechanism, there are two driver plate, two driver plates are respectively arranged on a left side for sliding sprocket wheel for installation on splined shaft Right both sides of the face are fixed on the upper bed-plate of translating device at the top of two driver plates.
5. according to claim 4 can be from the rescue winch of translation and the self-shield of card cabin, which is characterized in that the sliding chain Wheel includes sprocket body, retainer and ball, and sliding sprocket wheel is spline pair or rolling spline pair with splined shaft) it connect, slide chain The wheel hub both ends of the surface processing of wheel is fluted, and ball is installed in groove by retainer.
6. the chain is used to connect drive sprocket and sliding sprocket wheel.
7. according to claim 5 can be from the rescue winch of translation and the self-shield of card cabin, which is characterized in that chain-drive mechanism Drive sprocket be connected with overload protection arrangement, overload protection arrangement includes safety pin, protective jacket, butterfly spring and axle sleeve, main Movable sprocket is fixedly connected by safety pin with axle sleeve, and axle sleeve is installed in spool spindle, and there are screw thread, butterfly in the safety pin both ends Spring is inserted in the screw rod at safety pin both ends and then passing through bolt is installed together sprocket wheel with axle sleeve, and pacifies at the both ends of safety pin Fill protective jacket.
8. according to claim 1 or 6 can be from the rescue winch of translation and the self-shield of card cabin, which is characterized in that reel master Axis input terminal is connected with card cabin protective device, and card cabin protective device includes differential gear train, brake apparatus and cabinet, differential gear train and Brake apparatus is installed in cabinet, and the differential gear train includes sun gear, planet carrier, planetary gear and ring gear, the sun gear Input part as card cabin protective device;The planet carrier is the output block of card cabin protective device, is existed by bearing support On the cabinet, and it is connect with spool spindle by shaft coupling;The planetary gear rotation but also can be rotated together with planet carrier; The ring gear is supported in a freely rotating manner on the cabinet, and is connect by planetary gear with sun gear;The wheel system Dynamic device is fixed on the cabinet, and is sequentially connected with the ring gear of the differential gear train.
9. according to claim 7 can be from the rescue winch of translation and the self-shield of card cabin, which is characterized in that the braking dress It sets using internal expanding type hydraulic braking open in usual comprising brake drum, brake-shoe, back-plate, friction facing, hydraulic braking wheel Cylinder, return spring and supporting pin, the brake drum are the friction element of rotation, are fixed as one with the ring gear of differential gear train; Friction element of the brake-shoe as the brake apparatus, including a pair of arc-shaped friction shoe plate, the brake-shoe pass through institute It states supporting pin to be mounted on the back-plate, the back-plate is the end cap of the cabinet;Friction facing riveting or It is pasted on brake-shoe;The hydraulic braking wheel cylinder includes piston, sealing ring, piston bracing ring, wheel cylinder, the outer side pressure of the piston There is the fluting jacking block of steel, the end face of brake-shoe is inserted into the slot of the piston, and when brake apparatus works, oil liquid passes through oil inlet pipe Interface screw enters wheel cylinder and piston is pushed to make the appearance of friction facing so that the brake-shoe be pushed to rotate around the supporting pin Face is pressed on brake drum, is generated friction with the inner wall of brake drum and is formed brake force;The return spring connects two brake-shoes, Brake-shoe is retracted into original position after cancelling hydraulic braking wheel cylinder oil pressure, releases braking;The supporting pin is fixed on back-plate.
10. according to claim 1 can be from the rescue winch of translation and the self-shield of card cabin, which is characterized in that the power Mechanism is hydraulic motor.
CN201910404292.8A 2019-05-14 2019-05-14 Rescue winch capable of automatically translating and self-protecting clamping cabin Expired - Fee Related CN110155895B (en)

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Publication number Priority date Publication date Assignee Title
CN110697599A (en) * 2019-10-17 2020-01-17 长沙中联恒通机械有限公司 Automatic rope arrangement control system and automatic rope arrangement control method for winch
CN112299276A (en) * 2020-11-05 2021-02-02 庞华俊 Electric hoist for hoisting equipment
CN116253263A (en) * 2023-05-15 2023-06-13 河南工学院 Automatic rope-arranging electric winch with constant traction force

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CN101407300A (en) * 2008-11-21 2009-04-15 中信重工机械股份有限公司 Design of main shaft device of separable double-cylinder single-rope winding mine hoist
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CN110697599A (en) * 2019-10-17 2020-01-17 长沙中联恒通机械有限公司 Automatic rope arrangement control system and automatic rope arrangement control method for winch
CN112299276A (en) * 2020-11-05 2021-02-02 庞华俊 Electric hoist for hoisting equipment
CN112299276B (en) * 2020-11-05 2022-10-25 庞华俊 Electric hoist for hoisting equipment
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CN116253263B (en) * 2023-05-15 2023-10-20 河南工学院 Automatic rope-arranging electric winch with constant traction force

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