CN102556814A - Intelligent compensation device for elongation quantity of cage carrying rope and intelligent compensation method thereof - Google Patents
Intelligent compensation device for elongation quantity of cage carrying rope and intelligent compensation method thereof Download PDFInfo
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- CN102556814A CN102556814A CN2012100678025A CN201210067802A CN102556814A CN 102556814 A CN102556814 A CN 102556814A CN 2012100678025 A CN2012100678025 A CN 2012100678025A CN 201210067802 A CN201210067802 A CN 201210067802A CN 102556814 A CN102556814 A CN 102556814A
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Abstract
The invention discloses an intelligent compensation device for the elongation quantity of a cage carrying rope and an intelligent compensation method thereof. The device comprises a PLC (Programmable Logic Controller) and weighing devices, wherein the weighing devices are arranged at both a wellhead and a downhole, and the PLC is used for receiving weight signals outputted by the weighing devices and judging a starting point when a hoisting winch stops releasing a steel wire rope. The intelligent compensation device is simple in structure and convenient in operation, the intelligentification can be achieved, and a mine car (or a trackless rubber tire vehicle and the like) can be ensured to stably, safely and reliably access a cage, so that the intelligent compensation device has very good practicability, and good economic and social effects can be generated.
Description
Technical field
The present invention relates to the mine mine shaft hoist system, be specifically related to a kind of intelligent compensation device and intelligent compensating method thereof of cage load-bearing wires rope elongation amount.
Background technology
In vertical shaft hoisting, catching device commonly used at present has cage chair, a jar machine and holder jar cage chair.When cage chair was accepted lifting container, container was in suspension status, and owing to the elastic deformation of hoisting cable and the influence that stops jar error cause the cage change in location, its variable quantity satisfies by cage chair.Impact to cage during on the one hand owing to mine car turnover cage causes cage to rock, and the variation of loading because of cage on the other hand causes cage bob when the change of hoisting cable elastic elongation amount causes the mine car displacement, and mine car is slided down; Very big or well depth is little when well depth, it is very big to promote load, or very big when well depth, promote and load when also very big, the regulated quantity of cage chair can not satisfy the elastic elongation variable quantity of steel rope, thereby causes cage chair to use.It is big to prop up jar machine adjustable range; Can be used for deep-well and use, but it requires lifting container that independent movable chassis must be arranged, jar machine that props up when avoiding multi rope winding is regulated excessive and is caused the slack rope accident; This just makes lifting container complex structure, quality big; Operating time while is long, and influence promotes efficient, thereby does not obtain promoting always.Holder jar cage chair is the kinetic energy when utilizing spring energy storage device to absorb lifting container to fall jar.When lifting container normally fell jar with low speed jerking motion speed, because this device has certain initial holder jar power, thereby flexibility was held container; When cage fell at a high speed, cage can make claw overturn downwards, makes lifting container pass through claw, to avoid the generation of jar accident of squatting.The problem that cage teetertottered when holder jar cage chair had solved heavily loaded displacement underloading, but do not lift the problem that causes mine car to be prone to slide down on the cage because of the hoisting cable elastic elongation causes when solving underloading displacement weight and carrying.
In one Chinese patent application 200910028725.0, a kind of giving young employees remedial-courses in general knowledge and vocational skills locking revolution automatic compensation cage chair and pot supporting method are disclosed, be when dormant state, the holder force mechanisms is regained (be rocking arm lifts, claw fall) with revolution clutch mechanism synchronously.After container puts in place, the start-up control switch, holder force mechanisms and synchronous clutch mechanism be two-way locking container up and down, buffer gear work, with the flexible bearing container of the hydraulic spring grease cup power of setting up, the assurance container is stablized, turnover Safety for mine car, steady, smooth and easy; When needs change layer, start seam change switch, open lockout mechanism; Change layer mechanism drive holder force mechanisms under hydraulic coupling drives and slowly regain, steadily transfer through the support assurance container of hydraulic damping power simultaneously, after container chassis passes through with synchronous revolution clutch mechanism; The holder force mechanisms can stretch out with synchronous revolution clutch mechanism automatically; The bearing container upper strata, and with the container pinning, laminated vessel is cycle event successively; After each bed device finished, the holder force mechanisms was all regained with synchronous revolution clutch mechanism, and container can free up-and-down movement, promptly accomplishes and changes layer operation.Giving young employees remedial-courses in general knowledge and vocational skills locking revolution automatic compensation cage chair has solved the problem that mine car steadily passes in and out cage; But; It has brought new problem again: very big when well depth, promote load when very big; The elastic elongation variable quantity of hoisting cable is very big, when the elastic elongation variable quantity of steel rope during greater than the bidirectional compensating amount of holder force mechanisms and revolution clutch mechanism synchronously, and lifting container will teetertotter when discharging (as: slack tank displacement heavy jar time); Cause hoisting cable " rope quivers ", influence the hoisting cable life-span, damage winch liner etc.On the other hand, not to be in quick condition when turning round clutch mechanism work synchronously, its safety can not show a candle to cage chair.
In one Chinese patent application 200910024536.6, a kind of catching device and method of lifting container disclosed, be lifting container no show when stopping jar position, rocking arm lifts, claw falls.After lifting container put in place, claw stretched out container is held up; When carrying out the underload loading and unloading, steady jar of oil cylinder inlet and outlet pressure equates that be in quick condition, rocking arm falls overlap joint on cage, and gives the cage certain pressure, and after the displacement of completion mine car, rocking arm lifts, and claw is regained, and its function is equivalent to cage chair and the combination of holder jar.Carry out heavy duty when loading and unloading, the rocking arm oil cylinder is in quick condition, steady jar of oil cylinder work, and apply the pressure about about 40t to cage through rocking arm, accomplish the mine car displacement after, a steady jar of oil cylinder inlet and outlet pressure equates that be in quick condition, rocking arm lifts, the claw withdrawal.This device is very big at well depth, even carry out the underloading loading and unloading, the elastic elongation variable quantity most applications of hoisting cable also can surpass the regulated quantity of rocking arm, thereby causes equipment to use.On the other hand; Very big when well depth, promote load when very big, the elastic elongation variable quantity of hoisting cable is very big, when the elastic elongation variable quantity of steel rope during greater than the regulated quantity of cage chair; When steady jar oil cylinder working-pressure discharges; Lifting container will teetertotter when discharging (as: when the slack tank displacement weighs jar), causes hoisting cable " rope quivers ", influences the hoisting cable life-span, damages winch liner etc.
In one Chinese patent application 200810020506.3; Disclosing a kind of steady jar of mechanism and steady tank arrangement that is used for the vertical cage hoisting, is after lifting container puts in place, four catcher cylinder actions; Push rod is inserted in the cage disk body; Cushion cylinder is locked in level attitude with cage, and cage chair puts down, and carries out normal operation then; Operation is accomplished, and cage chair lifts, and cushion cylinder slowly discharges, and four catcher cylinder actions are extracted push rod out from the jar inner tray.This device solves mine car steadily pass in and out the problem of cage, still, it has brought new problem again: 1. it is very high to stop jar accuracy requirement, domestic electric this requirement that is difficult to satisfy at present; 2. very big when well depth, promote load when very big; The elastic elongation variable quantity of hoisting cable is very big; When the elastic elongation variable quantity of steel rope during greater than the regulated quantity of steady jar arm; Lifting container will teetertotter when discharging (as: when the slack tank displacement weighs jar), causes hoisting cable " rope quivers ", influences the hoisting cable life-span, damages winch liner etc.; 3. this device is by Fu and electric system control, and system complex does not drop into practice at present.
In one Chinese patent application 200810150532.8, a kind of cage-stabilizing and cage-locking device for cage of vertical shaft is disclosed, be after lifting container puts in place, four card tank arrangements move simultaneously, block projection or circular cone on the cage, put down conversion platform, carry out loading and unloading operation; After operation was accomplished, oil cylinder retracted four card tank arrangements, and conversion platform lifts.There are same problem in this device and a kind of steady jar of mechanism and steady tank arrangement that is used for the vertical cage hoisting.
In addition, lock tank arrangement (as: lattice company of German Sigma) in addition, after lifting container puts in place (well head or shaft bottom), the oscillating platform action overlaps with cage; Be distributed in the latching device action (upper and lower dead bolt) of four jiaos in cage, cage is locked; Behind completed loading, oscillating platform lifts, latching device release under the cooperation of lifting winch.This apparatus system is complicated, and electric requirement is high, stop jar accurately (± 20mm), cost an arm and a leg.
Summary of the invention
Goal of the invention: to the deficiency that exists in the prior art; The intelligent compensation device that the purpose of this invention is to provide a kind of cage load-bearing wires rope elongation amount; Carrying out through to the rope stretch amount of lifting winch effectively compensates, and prevents that the cage that the resilience because of steel rope causes from teetertottering and other dangerous factors.Another object of the present invention provides a kind of intelligent compensating method of intelligent compensation device of cage load-bearing wires rope elongation amount; To realize preventing that cage from teetertottering; Do not influence normal loading and unloading, guarantee work safety, be particularly suitable for using in dark vertical and the main equipment lifting mine.
Technical scheme: in order to realize the foregoing invention purpose, the technical scheme that the present invention adopts is following:
A kind of intelligent compensation device of cage load-bearing wires rope elongation amount comprises PLC and weighting apparatus; Described weighting apparatus all has setting at well head and down-hole, and described PLC is used to receive the weight signal of weighting apparatus output and judge that lifting winch stops to discharge the initial point of steel rope.
Described weighting apparatus is to be provided with a weighting apparatus of heavy formula sensor.
Described weighting apparatus comprises framework, claw, weighing apparatus and energy disperser; Described weighing apparatus and claw are fixed on the framework; Between weighing apparatus and claw, energy disperser is set.
Described energy disperser comprises steel drum, in steel drum, is provided with spring, is equipped with attaching parts at the two ends of spring.
The intelligent compensating method of the intelligent compensation device of above-mentioned cage load-bearing wires rope elongation amount may further comprise the steps:
(1) with well head cage weight m before the load of weighting apparatus mensuration cage
1
Cooresponding (well head) total weight m when (2) measuring the cage load with weighting apparatus
2, calculated difference △ m;
(3) lifting winch discharges steel rope, and cage falls to the down-hole, and the down-hole LOAD CELLS is measured cage weight m
3, lifting winch continues to discharge steel rope, m
3Value changes, and PLC judges m
3Concern with △ m, and stop to discharge the initial point of steel rope according to pre-conditioned definite lifting winch.
Wherein, the preset can be according to m
3Preset with △ m relation, preferably work as m
3During near △ m, confirm as lifting winch and stop to discharge the steel rope point, degree of closeness is advisable within safe range so that the elastic recoil amount of steel rope is controlled.Also can be provided with and work as m
3During>=△ m, stop to discharge the steel rope point for confirming as lifting winch.
Beneficial effect: the intelligent compensation device and the intelligent compensating method thereof of cage load-bearing wires rope elongation amount of the present invention; Simple in structure, easy to operate, can realize intellectuality; And can guarantee mine car (or railless free-wheeled vehicle etc.) turnover cage steadily, safety, reliable; Have good practicability, be particularly suitable for using in dark vertical and the main equipment lifting mine, can produce good economic benefits and social effect.
Description of drawings
Fig. 1 be the well head cage weigh the holder jar structural representation;
Fig. 2 be the well head cage weigh the holder jar birds-eye view;
Fig. 3 be the shaft bottom cage weigh the holder jar structural representation;
Fig. 4 be the shaft bottom cage weigh the holder jar birds-eye view;
Fig. 5 is intelligent compensation device scheme drawing when well head is worked;
Fig. 6 is intelligent compensation device scheme drawing when working in the shaft bottom.
The specific embodiment
Below in conjunction with concrete accompanying drawing the present invention is made further description.
A kind of intelligent compensation device of cage load-bearing wires rope elongation amount comprises PLC and weighting apparatus; At well head and down-hole weighting apparatus is set all, PLC is used to receive the weight signal of weighting apparatus output and judge that lifting winch stops to discharge the initial point of steel rope.
The representative type weighting apparatus has 4, and well head and down-hole respectively are provided with 2.As depicted in figs. 1 and 2, two well head cages are weighed and are ask the structure of jar identical, and major part is made up of framework 1, weighing apparatus 2, energy disperser 3, claw 4, Rocker arm 5, dolly 8, claw oil cylinder 6 and dolly oil cylinder 7.Framework 1 is a quadra, through bolt.Weighing apparatus 2 can be common LOAD CELLS, is preferably a heavy formula LOAD CELLS, and weighing apparatus 2 one ends are through being hingedly fixed on the framework 1, and the other end links to each other with energy disperser 3, and energy disperser 3 links to each other with claw 4.Claw 4 is connected an end of framework 1 through axle and bearing, and claw 4 is driven by claw oil cylinder 6.Dolly 8 is actively installed on the framework 1, is driven by dolly oil cylinder 7.Link to each other with framework 1 with bearing through axle at Rocker arm 5, be provided with the connecting lever of pulley at an end of Rocker arm 5, when dolly 8 travels forward under the driving of dolly oil cylinder 7, dolly 8 promotion connecting levers, Rocker arm 5 lifts and flies; When dolly 8 moved under the driving of dolly oil cylinder 7 backward, Rocker arm 5 fell under the deadweight effect.
Like Fig. 3 and shown in Figure 4, the weigh structure of holder jar of two shaft bottom cages is identical, and major part comprises first framework 21, first weighing apparatus 22, first energy disperser 23, first claw 24 and the first claw oil cylinder 26.First weighing apparatus 22 is fixed on first framework 21; Establishing first claw, 24, the first claws 24 at an end of first framework 21 is driven by the first claw oil cylinder 26; First claw 24 links to each other with first weighing apparatus 22 through first energy disperser 23; First claw 24 links to each other with first framework 21 with bearing through axle.
Energy disperser 3 comprises steel drum, in steel drum, is provided with spring, is equipped with attaching parts at the two ends of spring, and the structure of first energy disperser 23 is identical with energy disperser 3.First weighing apparatus 22 is identical with weighing apparatus 2, all is preferably a heavy formula sensor.
The intelligent compensating method of the intelligent compensation device of cage load-bearing wires rope elongation amount may further comprise the steps:
(1) with well head cage weight m before the load of weighting apparatus mensuration cage
1
Cooresponding (well head) total weight m when (2) measuring the cage load with weighting apparatus
2, calculated difference △ m;
(3) lifting winch discharges steel rope, and cage falls to the down-hole, and the down-hole LOAD CELLS is measured cage weight m
3, lifting winch continues to discharge steel rope, m
3Value changes, and PLC judges m
3Concern with △ m, and stop to discharge the initial point of steel rope according to pre-conditioned definite lifting winch.Wherein, pre-conditioned can be according to m
3Preset with △ m relation, preferably work as m
3During near △ m, confirm as lifting winch and stop to discharge the steel rope initial point, also can be set to work as m
3During>=△ m, confirm as lifting winch and stop to discharge the steel rope point.
When the intelligent compensation device of this cage load-bearing wires rope elongation amount is worked; As shown in Figure 5; Be stopped at well head before the cage load, two well head cages are weighed the claw 4 of holder jar under the driving of claw oil cylinder 6, hold up slack tank; Rocker arm 5 is through 8 actions of dolly oil cylinder 7 driving trolley, and Rocker arm 5 falls overlap joint on cage; The application force of four claws 4 acts on the weighing apparatus 2 through energy disperser 3, and this moment, weighing apparatus 2 output datas were m
1Equipment or the material cage of packing into of will going into the well then, this moment, weighing apparatus 2 output datas were m
2The cage loaded weight is Δ m=K (m
2-m
1); Last well head loads and finishes, and Rocker arm 5 lifts, and claw 4 falls.Weigh 4 first 24 last times of claw of holder jar when cage normally is undertaken in two shaft bottom cages with low speed jerking motion speed, as shown in Figure 6, the application force of 4 first claws 24 acts on first weighing apparatus 22 through first energy disperser 23, first weighing apparatus, 22 output data m
3, lifting winch continues to discharge steel rope, m
3Value changes, and PLC judges m
3Concern with △ m, and stop to discharge the initial point of steel rope according to pre-conditioned definite lifting winch.Wherein, pre-conditioned can be according to m
3Preset with △ m relation, preferably work as m
3During near △ m, confirm as lifting winch and stop to discharge the steel rope point, degree of closeness is advisable within safe range so that the elastic recoil amount of steel rope is controlled.Also can be set to work as m
3During>=△ m; Confirm as lifting winch and stop to discharge the steel rope initial point; This moment hoisting cable mistake high-volume near or equal to change the elastic elongation variable quantity of the hoisting cable cause because of lifting weight; Like this, mine car (or railless free-wheeled vehicle etc.) just can realize passing in and out cage steadily, safety, reliable.
In addition; The intelligent compensation device of this cage can know that whether the load center of gravity is in the cage hoisting center, loads on the position in the cage through adjustment through detecting the size of four claw power; The load center of gravity is overlapped with the cage hoisting center, avoid the tiltedly generation of jar accident.
Claims (7)
1. the intelligent compensation device of a cage load-bearing wires rope elongation amount is characterized in that: comprise PLC and weighting apparatus; Described weighting apparatus all has setting at well head and shaft bottom, and described PLC is used to receive the weight signal of weighting apparatus output and judge that lifting winch stops to discharge the initial point of steel rope.
2. the intelligent compensation device of cage load-bearing wires rope elongation amount according to claim 1 is characterized in that: described weighting apparatus is to be provided with a weighting apparatus of heavy formula sensor.
3. the intelligent compensation device of cage load-bearing wires rope elongation amount according to claim 1 and 2 is characterized in that: described weighting apparatus comprises framework (1), claw (4), weighing apparatus (2) and energy disperser (3); Described weighing apparatus (2) and claw (4) are fixed on the framework (1); Between weighing apparatus (2) and claw (4), energy disperser (3) is set.
4. the intelligent compensation device of cage load-bearing wires rope elongation amount according to claim 3 is characterized in that: described energy disperser (3) comprises steel drum, in steel drum, is provided with spring, is equipped with attaching parts at the two ends of spring.
5. the intelligent compensating method of the intelligent compensation device of the described cage load-bearing wires of claim 1 rope elongation amount is characterized in that, may further comprise the steps:
(1) with well head cage weight m before the load of weighting apparatus mensuration cage
1
Cooresponding total weight m when (2) measuring the cage load with weighting apparatus
2, calculated difference △ m;
(3) lifting winch discharges steel rope, and cage falls to the down-hole, and the down-hole LOAD CELLS is measured cage weight m
3, lifting winch continues to discharge steel rope, m
3Value changes, and PLC judges m
3Concern with △ m, and stop to discharge the initial point of steel rope according to pre-conditioned definite lifting winch.
6. the intelligent compensating method of the intelligent compensation device of cage load-bearing wires rope elongation amount according to claim 5 is characterized in that: in the step (3), work as m
3During>=△ m, confirm as lifting winch and stop to discharge the steel rope initial point.
7. the intelligent compensating method of the intelligent compensation device of cage load-bearing wires rope elongation amount according to claim 5 is characterized in that: in the step (3), work as m
3During near △ m, confirm as lifting winch and stop to discharge the steel rope initial point, degree of closeness is as the criterion within safe range so that the elastic recoil amount of steel rope is controlled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201210067802.5A CN102556814B (en) | 2012-03-15 | 2012-03-15 | Intelligent compensation device for elongation quantity of cage carrying rope and intelligent compensation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210067802.5A CN102556814B (en) | 2012-03-15 | 2012-03-15 | Intelligent compensation device for elongation quantity of cage carrying rope and intelligent compensation method thereof |
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| CN102556814A true CN102556814A (en) | 2012-07-11 |
| CN102556814B CN102556814B (en) | 2014-01-08 |
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Cited By (6)
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| CN103086241A (en) * | 2013-01-23 | 2013-05-08 | 扬州凯思特机械有限公司 | Cage bearing steel wire rope elongation intelligent method and device special for the same |
| CN103101828A (en) * | 2013-01-23 | 2013-05-15 | 扬州凯思特机械有限公司 | Method and special device for intelligently complementing expansion of cage load steel wire rope |
| CN105540393A (en) * | 2015-12-30 | 2016-05-04 | 徐州中矿大传动与自动化有限公司 | Tension release controlling device and method of cage hovering and locking of elevator |
| WO2016070804A1 (en) * | 2014-11-05 | 2016-05-12 | Abb Technology Ltd | Hoist system and method for controlling the hoist system |
| CN113173481A (en) * | 2021-05-24 | 2021-07-27 | 河南理工大学 | Lifting system and lifting method for realizing double-code balance and energy conservation of auxiliary vertical shaft |
| CN113581986A (en) * | 2021-07-30 | 2021-11-02 | 西安煤矿机械有限公司 | Tank locking cradle test system and reliability test method |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103086241A (en) * | 2013-01-23 | 2013-05-08 | 扬州凯思特机械有限公司 | Cage bearing steel wire rope elongation intelligent method and device special for the same |
| CN103101828A (en) * | 2013-01-23 | 2013-05-15 | 扬州凯思特机械有限公司 | Method and special device for intelligently complementing expansion of cage load steel wire rope |
| CN103086241B (en) * | 2013-01-23 | 2014-09-03 | 扬州凯思特机械有限公司 | Cage bearing steel wire rope elongation intelligent method and device special for the same |
| CN103101828B (en) * | 2013-01-23 | 2015-09-30 | 扬州凯思特机械有限公司 | A kind of intelligent compensating method of cage load-bearing wires rope elongation amount and special purpose device thereof |
| CN105621175A (en) * | 2014-11-05 | 2016-06-01 | Abb技术有限公司 | Elevator system and control method thereof |
| WO2016070804A1 (en) * | 2014-11-05 | 2016-05-12 | Abb Technology Ltd | Hoist system and method for controlling the hoist system |
| CN105621175B (en) * | 2014-11-05 | 2017-12-19 | Abb技术有限公司 | The control method and elevator system of elevator system |
| RU2662586C1 (en) * | 2014-11-05 | 2018-07-26 | Абб Швайц Аг | Lifting system and lifting system control method |
| CN105540393A (en) * | 2015-12-30 | 2016-05-04 | 徐州中矿大传动与自动化有限公司 | Tension release controlling device and method of cage hovering and locking of elevator |
| CN105540393B (en) * | 2015-12-30 | 2017-10-17 | 徐州中矿大传动与自动化有限公司 | A kind of elevator hovering lock tank tension releasing control apparatus and method |
| CN113173481A (en) * | 2021-05-24 | 2021-07-27 | 河南理工大学 | Lifting system and lifting method for realizing double-code balance and energy conservation of auxiliary vertical shaft |
| CN113173481B (en) * | 2021-05-24 | 2022-10-11 | 河南理工大学 | Lifting system and lifting method for realizing double-code balance and energy conservation of auxiliary vertical shaft |
| CN113581986A (en) * | 2021-07-30 | 2021-11-02 | 西安煤矿机械有限公司 | Tank locking cradle test system and reliability test method |
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Granted publication date: 20140108 Termination date: 20190315 |