CN102495233B - Device and method for detecting movement state of load-bearing steel wire rope - Google Patents
Device and method for detecting movement state of load-bearing steel wire rope Download PDFInfo
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- CN102495233B CN102495233B CN2011104177613A CN201110417761A CN102495233B CN 102495233 B CN102495233 B CN 102495233B CN 2011104177613 A CN2011104177613 A CN 2011104177613A CN 201110417761 A CN201110417761 A CN 201110417761A CN 102495233 B CN102495233 B CN 102495233B
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 11
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- 238000005096 rolling process Methods 0.000 claims abstract description 5
- 238000001514 detection method Methods 0.000 claims description 29
- 238000005259 measurement Methods 0.000 claims description 8
- 230000001133 acceleration Effects 0.000 description 4
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- 238000009434 installation Methods 0.000 description 2
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Abstract
Disclosed are a device and a method for detecting the movement state of a load-bearing steel wire rope. The device comprises a guide rope, a signal acquisition device, a sliding frame, a longitudinal movement detecting device, a twist detecting device and a counter weight, wherein the sliding frame moves along with the guide rope, the longitudinal movement detecting device is fixed onto the sliding frame and slides along with the guide rope, the twist detecting device is fixed onto the sliding frame and clamped on the steel wire rope to be detected, and the counter weight is fixed to the tail end of the steel wire rope to be detected. When the steel wire rope is detected during movement, the sliding frame is fixed onto the steel wire rope to be detected through clamp blocks to move up and down, a guide wheel in the longitudinal movement detecting device for the steel wire rope rolls along with the guide rope at a high speed, the rolling state of the guide wheel is measured by a shaft encoder, twist of the steel wire rope drives a friction wheel in the twist detecting device to rotate, the movement state of the friction wheel is measured by the shaft encoder connected with the friction wheel, measuring data are acquired by the signal acquisition device, and signals are outputted to an industrial personal computer, so that the movement state of the steel wire rope is detected.
Description
Technical field
The present invention relates to a kind of load-bearing wires rope motion state detection device and method, be particularly useful for the detection of different bearer rope motion state and the detection of construction vertical well-bucket motion state.
Background technology
To the detection of wire rope loaded state, be at present mainly Performance Detection under static load and the motion state detection under dynamic loading.Performance Detection under static load mainly stretches and loads test by the pulling experiment machine, and measures by extended device; And under dynamic loading, the motion state of wire rope is measured, and generally by shaft encoder and the angle sheave at top, is connected to measure the displacement of transferring, but vibrational state that can't measuring steel wire rope motion process; The motion state detection of existing wire rope end acceleration, speed and displacement only is confined to adopt acceleration transducer to determine, and can only the vertical and horizontal motion state of approximate evaluation.Visible, the motion state detection device of present existing wire rope can't Measurement accuracy wire rope lengthwise movement state, the pick-up unit and the method that more there is no the wire rope twisted posture, thereby can't grasp the motion change situation of wire rope in lifting and decentralization process, more can't assess some important operating modes, as: the motion state situation in the running status of super deep placement work vertical lifting well-bucket hoisting rope, the motion state in crane lifting weight process and helicopter suspension cord carrying weight lifting process.
Summary of the invention
Technical matters: the objective of the invention is to overcome the problem that exists in prior art, provide a kind of compact conformation, easy for installation, measure load-bearing wires rope motion state detection device and method accurately.
Technical scheme: load-bearing wires rope motion state detection device of the present invention, comprise and be sleeved on the carriage apparatus that detects on wire rope, carriage apparatus is provided with signal picker, the symmetria bilateralis of carriage apparatus is provided with two guide ropes, on two guide ropes, be respectively equipped with the lengthwise movement pick-up unit that is fixed on carriage apparatus, the top of carriage apparatus is provided with and is fixed on the twisting pick-up unit that detects on wire rope, the both sides of twisting pick-up unit are through being bolted on carriage apparatus, and the end that detects wire rope is connected with counterweight;
Described carriage apparatus comprises balladeur train, is located at two upper and lower wire rope fixture blocks on balladeur train, between upper and lower fixture block and balladeur train, is provided with upper and lower thrust bearing, between lower fixture block and lower thrust bearing, is provided with preloading spring;
Described lengthwise movement pick-up unit is the major and minor leading block on guide rope by obvolvent, and the both sides, front and back of major and minor leading block are respectively equipped with long bolt, and long bolt is located on web joint, and web joint is connected with the fixed head on being fixed on balladeur train; Long bolt is provided with the major and minor block of fixing major and minor leading block, and major and minor block is provided with the rolling bearing of major and minor leading block axle; The outside of major and minor block is respectively equipped with major and minor preloading spring, and main block is provided with longitudinal axis scrambler and the fixing contiguous block of longitudinal axis scrambler;
Described twisting pick-up unit comprises three friction wheels that are clamped in the detection wire rope, both sides, three friction wheels up and down are respectively equipped with annular connecting plate, the both sides of annular connecting plate are respectively equipped with the bar hole that wears bolt, and the friction wheel axle of one of three friction wheels is provided with the twisting shaft encoder; The twisting shaft encoder is connected with signal picker through wire with the longitudinal axis scrambler.
Described balladeur train is ∏ shape, and two ends, balladeur train up and down symmetric figure passes the through hole of guide rope; On the outer rim of described major and minor leading block, have the groove that matches with guide rope.
Load-bearing wires rope motion state detection method of the present invention:
While detecting the wire rope motion state, on the one hand, carriage apparatus moves up and down with detecting wire rope, the lengthwise movement that detects wire rope makes the capstan in the lengthwise movement pick-up unit rotate along guide rope, by the vertical turn signal with the leading main angle sheave of longitudinal axis scrambler measurement that is connected to pulley spindle, and the vertical turn signal that will measure is transferred in signal picker; On the other hand, three friction wheels that the twisting motion that detects wire rope makes to twist in pick-up unit rotate, the twisting shaft encoder that arranges on friction wheel axle by one of three friction wheels is measured the rotational-torsional signal of this friction pulley, and the rotational-torsional signal of measurement is transferred in signal picker; Vertical turn signal and rotational-torsional signal that signal picker will collect export industrial computer to, realize detecting the detection of wire rope motion state.
Beneficial effect: the present invention can detect wire rope vertically and twisted posture, have compact conformation, easy for installation, measure accurately, be particularly useful for the detection of different bearer rope motion state, major advantage has:
1) adopt along the tolling measurement of guide rope and substitute existing acceleration transducer measurement, solved the error of acceleration transducer integration output, make wire rope lengthwise movement state measurement more accurate;
2) adopt hoop to compress wire rope and carry out the detection of wire rope twisted posture, overcome present wire rope twisted posture and can't measure problem;
3) adopt the balladeur train with thrust bearing and fixture block, realized that the vertical and twisted posture of wire rope optional position detects.
The accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is carriage apparatus structural drawing of the present invention.
Fig. 3 is lengthwise movement structure of the detecting device figure of the present invention.
In figure: guide rope-1, balladeur train-2, lengthwise movement pick-up unit-3, friction pulley-4, counterweight-5, signal picker-6, detect wire rope-7, bolt-8, twisting shaft encoder-9, annular connecting plate-10, balladeur train-2-1, upper and lower wire rope fixture block-2-2,2-6, upper and lower thrust bearing-2-3,2-4, wire rope preloading spring-2-5; Major and minor preloading spring-3-1,3-7, major and minor block block-3-2,3-5, major and minor leading block-3-3,3-8, long bolt-3-4, major and minor leading block axle-3-10,3-6, rolling bearing-3-9, longitudinal axis scrambler-3-11, contiguous block-3-12, web joint-3-13, fixed head-3-14.
Embodiment
Below in conjunction with accompanying drawing, embodiments of the invention are further described:
Wire rope motion state detection device of the present invention, mainly by the guide rope 1 for the lengthwise movement state-detection, signal picker 6, the carriage apparatus 2 that moves along guide rope 1, the lengthwise movement pick-up unit 3 that is fixed on carriage apparatus 2 and slides along guide rope 1, be fixed on balladeur train 2 and be clamped in to detect the twisting pick-up unit 4 on wire rope 7 and be fixed on the counter weight device 5 that detects wire rope 7 ends and form.Described carriage apparatus 2 comprises balladeur train 2-1, is located at two upper and lower wire rope fixture block 2-2,2-6 on balladeur train 2-1, between upper and lower fixture block 2-2,2-6 and balladeur train 2-1, be provided with upper and lower thrust bearing 2-3,2-4, between lower fixture block 2-6 and lower thrust bearing 2-4, be provided with preloading spring 2-5; Described balladeur train 2-1 is ∏ shape, and two ends, balladeur train 2-1 up and down symmetric figure passes the through hole of guide rope 1.Carriage apparatus 2 is sleeved on and detects on wire rope 7, signal picker 6 is located on carriage apparatus 2, the symmetria bilateralis of carriage apparatus 2 arranges two guide ropes 1, on two guide ropes 1, be separately installed with the lengthwise movement pick-up unit 3 that is fixed on carriage apparatus 2, described lengthwise movement pick-up unit 3 is major and minor leading block 3-3, the 3-8 on guide rope 1 by obvolvent, the both sides, front and back of major and minor leading block 3-3,3-8 are respectively equipped with long bolt 3-4, it is upper that long bolt 3-4 is located at web joint 3-13, and web joint 3-13 is connected with the fixed head 3-14 on being fixed on balladeur train 2-1; Long bolt 3-4 is provided with major and minor block 3-2, the 3-5 of fixing major and minor leading block 3-3,3-8, and major and minor block 3-2,3-5 are provided with the rolling bearing 3-9 of major and minor leading block axle 3-10,3-6; The outside of major and minor block 3-2,3-5 is respectively equipped with major and minor preloading spring 3-1,3-7, and main block 3-2 is provided with longitudinal axis scrambler 3-11 and the fixing contiguous block 3-12 of longitudinal axis scrambler 3-11; On the outer rim of described major and minor leading block 3-3,3-8, have the groove that matches with guide rope 1.The top of carriage apparatus 2 is fixed on the twisting pick-up unit that detects on wire rope 7, and the both sides of twisting pick-up unit are fixed on carriage apparatus 2 through bolt 8, and the end that detects wire rope 7 is connected with counterweight 5; Described twisting pick-up unit comprises three friction wheels 4 that are clamped in detection wire rope 7, three friction wheels are respectively equipped with annular connecting plate 10 in both sides Shang Xia 4, the both sides of annular connecting plate are respectively equipped with the bar hole that wears bolt 8, and the friction wheel axle of one of three friction wheels 4 is provided with twisting shaft encoder 9; Twisting shaft encoder 9 is connected with signal picker 6 through wire with longitudinal axis scrambler 3-11.
Load-bearing wires rope motion state detection method of the present invention:
First-selection is passed balladeur train 2-1 to detect wire rope 7 and guide rope 1, and be fixed on and detect on wire rope 1 by upper and lower fixture block 2-2,2-6, the pretightning force of balladeur train 2-1 applies by preloading spring 2-5, and balladeur train 2-1 and the relative torsion that detects between wire rope 7 move through between upper and lower fixture block 2-2,2-6 and balladeur train 2-1 upper and lower thrust bearing 2-3, the 2-4 realization that is provided with; Lengthwise movement pick-up unit 3, and is fixed on balladeur train 2-1 by fixed head 3-14 by major and minor leading block 3-3,3-8 obvolvent on guide rope 1; The twisting motion pick-up unit is clamped in and detects on wire rope 7 by three groups of friction wheels 4, and is fixed on balladeur train 2-1 by spiral 8.
while detecting wire rope 7 motion state, on the one hand, carriage apparatus 2 moves up and down with detecting wire rope 7, the lengthwise movement that detects wire rope 7 makes the capstan 3-3 in lengthwise movement pick-up unit 3 rotate along guide rope 1, by the vertical turn signal with the leading main angle sheave 3-3 of longitudinal axis scrambler 3-11 measurement that is connected to pulley spindle 3-10, and the vertical turn signal that will measure is transferred in signal picker 6, namely the amount of spin of main angle sheave 3-3 is measured by connected longitudinal axis scrambler 3-11, thereby by longitudinal axis scrambler 3-11, measure the lengthwise movement that detects wire rope 7, on the other hand, the twisting motion that detects wire rope 7 drives three interior friction wheels 4 of twisting pick-up unit and rotates, the twisting shaft encoder 9 that arranges on friction wheel axle by one of three friction wheels 4 is measured the rotational-torsional signal of this friction pulley, namely by twisting shaft encoder 9, measure the twisting motion that detects wire rope 7, and the rotational-torsional signal that will measure is transferred in signal picker 6, final vertical turn signal and the rotational-torsional signal that will be collected by signal picker 6 exports industrial computer to, realizes detecting the detection of wire rope 7 motion states.
Claims (1)
1. load-bearing wires rope motion state detection device, it is characterized in that: it comprises the carriage apparatus (2) that is sleeved on detection wire rope (7), carriage apparatus (2) is provided with signal picker (6), the symmetria bilateralis of carriage apparatus (2) is provided with two guide ropes (1), on two guide ropes (1), be respectively equipped with the lengthwise movement pick-up unit (3) that is fixed on carriage apparatus (2), the top of carriage apparatus (2) is provided with and is fixed on the twisting pick-up unit that detects on wire rope (7), the both sides of twisting pick-up unit are fixed on carriage apparatus (2) through bolt (8), the end that detects wire rope (7) is connected with counterweight (5),
Described carriage apparatus (2) comprises balladeur train (2-1), is located at two the upper and lower wire rope fixture blocks (2-2,2-6) on balladeur train (2-1), between upper and lower wire rope fixture block (2-2,2-6) and balladeur train (2-1), be provided with upper and lower thrust bearing (2-3,2-4), between lower steel wire fixture block (2-6) and lower thrust bearing (2-4), be provided with preloading spring (2-5);
Described lengthwise movement pick-up unit (3) is the major and minor leading block (3-3,3-8) on guide rope (1) by obvolvent, the both sides, front and back of major and minor leading block (3-3,3-8) are respectively equipped with long bolt (3-4), it is upper that long bolt (3-4) is located at web joint (3-13), and web joint (3-13) is connected with the fixed head (3-14) on being fixed on balladeur train (2-1); Long bolt (3-4) is provided with the major and minor block (3-2,3-5) of fixing major and minor leading block (3-3,3-8), and major and minor block (3-2,3-5) is provided with the rolling bearing (3-9) of major and minor leading block axle (3-10,3-6); The outside of major and minor block (3-2,3-5) is respectively equipped with major and minor preloading spring (3-1,3-7), and main block (3-2) is provided with longitudinal axis scrambler (3-11) and the fixing contiguous block (3-12) of longitudinal axis scrambler (3-11);
Described twisting pick-up unit comprises three friction wheels (4) that are clamped in detection wire rope (7), both sides, three friction wheels (4) up and down are respectively equipped with annular connecting plate (10), the both sides of annular connecting plate are respectively equipped with the bar hole that wears bolt (8), and the friction wheel axle of one of three friction wheels (4) is provided with twisting shaft encoder (9); Twisting shaft encoder (9) is connected with signal picker (6) through wire with longitudinal axis scrambler (3-11).
2, load-bearing wires rope motion state detection device according to claim 1, it is characterized in that: described balladeur train (2-1) is ∏ shape, and two ends, balladeur train (2-1) up and down symmetry is passed the through hole of guide rope (1).
3, load-bearing wires rope motion state detection device according to claim 1, is characterized in that: on the outer rim of described major and minor leading block (3-3,3-8), have the groove that matches with guide rope (1).
4, a kind of load-bearing wires rope motion state detection method as device as described in claim 1,2 or 3 is characterized in that:
While detecting wire rope (7) motion state, on the one hand, carriage apparatus (2) moves up and down with detecting wire rope (7), the lengthwise movement that detects wire rope (7) makes dominating in lengthwise movement pick-up unit (3) rotate to pulley (3-3) along guide rope (1), by with the leading longitudinal axis scrambler (3-11) that is connected to pulley spindle (3-10), measuring leading vertical turn signal to pulley (3-3), and the vertical turn signal that will measure is transferred in signal picker (6); On the other hand, three friction wheels (4) that the twisting motion that detects wire rope (7) makes to twist in pick-up unit rotate, the twisting shaft encoder (9) that arranges on friction wheel axle by one of three friction wheels (4) is measured the rotational-torsional signal of this friction pulley, and the rotational-torsional signal of measurement is transferred in signal picker (6); Vertical turn signal and rotational-torsional signal that signal picker (6) will collect export industrial computer to, realize detecting the detection of wire rope (7) motion state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104177613A CN102495233B (en) | 2011-12-14 | 2011-12-14 | Device and method for detecting movement state of load-bearing steel wire rope |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104177613A CN102495233B (en) | 2011-12-14 | 2011-12-14 | Device and method for detecting movement state of load-bearing steel wire rope |
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| CN102495233A CN102495233A (en) | 2012-06-13 |
| CN102495233B true CN102495233B (en) | 2013-11-20 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106744322B (en) | 2016-12-15 | 2018-09-14 | 中国矿业大学 | A method of measuring hanging scaffold rotational angle |
| CN113466053B (en) * | 2021-07-01 | 2022-04-05 | 泰州市强达不锈钢丝绳有限公司 | Vertical shaft hoisting steel wire rope bearing performance testing device |
| CN118030018B (en) * | 2024-04-11 | 2024-07-02 | 太原理工大学 | Mechanical measuring device for drilling speed of middle-deep geothermal well |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2123757U (en) * | 1992-03-06 | 1992-12-02 | 西安矿业学院 | Dynamic tension test instrument of steel cable |
| CN1188542A (en) * | 1996-03-29 | 1998-07-22 | 桑德克有限公司 | Measurement device for measurement of tensile stress in optical fiber |
| CN201548517U (en) * | 2009-11-06 | 2010-08-11 | 上海磐且安机电设备有限公司 | Wire cable on-line monitoring system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7478563B2 (en) * | 2005-06-24 | 2009-01-20 | Simon Weisman | Apparatus and method to measure cable tension |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2123757U (en) * | 1992-03-06 | 1992-12-02 | 西安矿业学院 | Dynamic tension test instrument of steel cable |
| CN1188542A (en) * | 1996-03-29 | 1998-07-22 | 桑德克有限公司 | Measurement device for measurement of tensile stress in optical fiber |
| CN201548517U (en) * | 2009-11-06 | 2010-08-11 | 上海磐且安机电设备有限公司 | Wire cable on-line monitoring system |
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