CN110451370B - Detection device and method for interlayer transition of hoisting steel wire rope - Google Patents
Detection device and method for interlayer transition of hoisting steel wire rope Download PDFInfo
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- CN110451370B CN110451370B CN201910591963.6A CN201910591963A CN110451370B CN 110451370 B CN110451370 B CN 110451370B CN 201910591963 A CN201910591963 A CN 201910591963A CN 110451370 B CN110451370 B CN 110451370B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/0006—Monitoring devices or performance analysers
- B66B5/0018—Devices monitoring the operating condition of the elevator system
- B66B5/0031—Devices monitoring the operating condition of the elevator system for safety reasons
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Abstract
The invention discloses a device and a method for detecting interlayer transition of a hoisting steel wire rope, which comprises a rope winding mechanism, wherein one side of the rope winding mechanism is provided with a detection mechanism, the detection mechanism comprises a base, a first bracket is fixedly arranged on the base, a box body is fixedly arranged on the first bracket, a partition plate is fixedly arranged in the box body, the box body is divided into two cavities by the partition plate, one side of each cavity is provided with a first motor, the output end of the first motor is fixedly provided with a first rotating shaft, the first rotating shaft penetrates through the cavities and is connected with the partition plate through a second bearing, one end of the first rotating shaft, which is positioned in the cavity, is fixedly provided with a rotating cylinder, the rotating cylinder is provided with a socket, and a transition layer steel wire end is inserted in the socket. The invention has the beneficial effects that: the strength and toughness of the steel wire rope are prevented from being damaged, so that the drawknot strength of the steel wire rope can be guaranteed. Easy rope, high efficiency, simple structure and reliable function.
Description
Technical Field
The invention relates to the technical field of steel wire rope detection, in particular to a device and a method for detecting interlayer transition of a lifting steel wire rope.
Background
Lifting equipment, hoisting equipment and the like, such as various hoisting machines, mine hoisting equipment and the like, are often used in the engineering field. When working, the steel wire rope can simultaneously bear various loads such as stretching, bending, twisting and extruding, and various mechanical damages are also accompanied, which are closely related to the working conditions of the steel wire rope. Under many circumstances, the single-layer winding mode can not well meet the functional requirements, the reasonable utilization of the multilayer winding steel wire rope still needs further research, when one layer of steel wire rope is wound, the layer of the steel wire rope is required to be changed, the steel wire rope is in the layer changing and climbing stage along with complex stress and friction behaviors, the service life of the steel wire rope is influenced profoundly, the friction behavior of the steel wire rope in the stage is researched, and the method has important theoretical guidance significance and actual engineering value for reasonably designing a multilayer winding drum and prolonging the service life of the steel wire rope.
An effective solution to the problems in the related art has not been proposed yet.
Disclosure of Invention
The invention provides a device and a method for detecting interlayer transition of a hoisting steel wire rope, aiming at the problems in the related art and aiming at overcoming the technical problems in the prior related art.
The technical scheme of the invention is realized as follows:
according to one aspect of the invention, a device for detecting the interlayer transition of a hoisting steel wire rope is provided, which comprises a rope winding mechanism, a detection mechanism is arranged on one side of the rope winding mechanism, the detection mechanism comprises a base, a first bracket is fixedly arranged on the base, a box body is fixedly arranged on the first bracket, a partition plate is fixedly arranged in the box body, the box body is divided into two cavities by the partition plate, a first motor is arranged on one side of each cavity, a first rotating shaft is fixedly arranged at the output end of the first motor, penetrates through the cavities and is connected with the partition plate through a second bearing, a rotating cylinder is fixedly arranged at one end of the first rotating shaft, which is positioned in the cavity, a socket is arranged on the rotating cylinder, a transition layer steel wire end is inserted in the socket, and a first compaction mechanism is arranged in the cavity on one side of the transition layer steel wire end, the two sides of the first compaction mechanism are respectively provided with a first pressure sensor, the first pressure sensors are fixed on the inner wall of the box body, one side, far away from the first compaction mechanism, of the partition plate is provided with a second compaction mechanism, a non-transition layer steel wire end is arranged below the second compaction mechanism, the two sides of the second compaction mechanism are provided with indirect blocks, and the indirect blocks are fixed on the inner wall of the box body.
Optionally, the rope winding mechanism comprises two second supports, a second rotating shaft is arranged between the second supports, one end of the second rotating shaft is connected with the output end of a second motor, a plurality of connecting rods are uniformly and fixedly arranged on the second rotating shaft and fixed on the inner wall of the rotary drum, a plurality of arc-shaped plates are connected to the outer portion of the rotary drum through a plurality of second springs, a plurality of second pressure sensors are arranged in the arc-shaped plates, and baffles are fixedly arranged at two ends of the arc-shaped plates.
Optionally, the second support includes a support rod, an arc seat is fixedly arranged on the support rod, a plurality of second rollers are arranged in the arc seat, and the arc seat is in contact with the second rotating shaft through the second rollers.
Optionally, a plurality of second lead screws are fixedly arranged between the baffles, a limiting plate is sleeved on each second lead screw, and second nuts are arranged on the two sides of the limiting plate in a threaded mode on the second lead screws.
Optionally, a base steel wire rope is wound on the arc plate, a detection steel wire rope is wound on the base steel wire rope, and two ends of the detection steel wire rope are respectively the transition layer steel wire end and the non-transition layer steel wire end.
Optionally, the first compacting mechanism and the second compacting mechanism both include a sliding groove, the sliding groove is formed in the inner wall of the box body, a pressing bottom plate is arranged on the sliding groove, the pressing bottom plate is connected with the sliding groove through a plurality of first idler wheels, a pressing top plate is arranged on the pressing bottom plate, a first lead screw is arranged on the pressing top plate through a first bearing, the first lead screw penetrates through the box body, a first nut is fixedly arranged on the box body, the first nut is in threaded connection with the first lead screw, and a rotating handle is fixedly arranged at one end of the first lead screw, which is located outside the box body.
Optionally, press and be equipped with a plurality of sharp-pointed archs of first fixed on the bottom plate, set up the recess on the roof of pressing, be equipped with splint in the recess, splint lower fixation is equipped with the sharp-pointed arch of a plurality of seconds, first sharp-pointed arch with the sharp-pointed protruding looks adaptation of second, splint through a plurality of first springs with the recess is connected.
Optionally, a plurality of first spring grooves are formed in the groove, and the first springs are arranged in the first spring grooves.
Optionally, the base is fixed to the ground through embedded foundation bolts.
According to another aspect of the invention, a method for detecting the transition between layers of a hoisting steel wire rope is provided.
The method comprises the following steps:
selecting a steel wire rope, and selecting a section of steel wire rope without broken wires and obvious wrinkles;
winding the steel wire rope outside the base steel wire rope, and respectively arranging two ends between the first compaction mechanism and the second compaction mechanism;
starting a first motor, stopping rotating after the steel wire rope is straightened, and observing a first pressure sensor and a second pressure sensor;
recording the readings of the first pressure sensor and the second pressure sensor to obtain first recorded data;
loosening the first motor, and moving the limiting plate to one side of the end head of the steel wire of the transition layer;
one end of the steel wire rope wound outside the basic steel wire rope is transited to the next layer through a limiting plate, and the steel wire end of the transition layer is inserted into the socket;
pressing the end of the non-transition layer steel wire at the other end on a second compaction mechanism;
starting a first motor, stopping rotating after the steel wire rope is straightened, and observing a first pressure sensor and a second pressure sensor;
recording the readings of the first pressure sensor and the second pressure sensor to obtain second recording data;
and comparing the second recorded data with the first recorded data to obtain a detection result.
The invention has the beneficial effects that: can observe the pulling force that different layers of drawknot needs through detecting first pressure sensor, the pressure that observes through second pressure sensor subtracts the basis wire rope of winding on the arc and detects wire rope's gravity, can obtain the crimpling power in the middle of it, thereby when pulling force and the crimpling power that need the drawknot exceed the stretching resistance and the resistance to deformation who detect the wire rope steel wire, thereby can obtain the number of piles of its serving of judgement that this wire rope's data can be scientific, avoid hindering wire rope's intensity toughness, thereby can ensure wire rope's drawknot intensity. Easy rope, high efficiency, simple structure and reliable function.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a device for detecting a transition between layers of a hoist cable according to an embodiment of the present invention;
fig. 2 is a sectional view of a middle box body of a hoist rope interlayer transition detection apparatus according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a pressing bottom plate and a pressing top plate in the hoist rope interlayer transition detection apparatus according to the embodiment of the present invention;
fig. 4 is a side view of a rope winding mechanism in a hoist rope interlayer transition detection apparatus according to an embodiment of the present invention;
fig. 5 is a sectional view of a second rotating shaft in the hoist rope interlayer transition detection apparatus according to the embodiment of the present invention;
fig. 6 is a schematic structural diagram of a second bracket in the device for detecting a transition between layers of a hoist cable according to an embodiment of the present invention;
fig. 7 is a flowchart of a method for detecting a transition between layers of a hoist rope according to an embodiment of the present invention;
fig. 8 is a second flowchart of a method for detecting a transition between elevator rope layers according to an embodiment of the present invention.
Reference numerals;
1. a rope winding mechanism; 2. a detection mechanism; 3. a base; 4. a first bracket; 5. a box body; 6. a partition plate; 7. a cavity; 8. a first motor; 9. a first rotating shaft; 10. a rotating drum; 11. a socket; 12. transition layer steel wire end heads; 13. a first compaction mechanism; 14. a first pressure sensor; 15. a second compaction mechanism; 16. an indirect block; 17. a second bracket; 18. a second rotating shaft; 19. a second motor; 20. a connecting rod; 21. a second spring; 22. an arc-shaped plate; 23. a second pressure sensor; 24. a baffle plate; 25. an arc-shaped seat; 26. a second roller; 27. a second lead screw; 28. a limiting plate; 29. a second nut; 30. a base wire rope; 31. detecting a steel wire rope; 32. a chute; 33. pressing the bottom plate; 34. a first roller; 35. pressing the top plate; 36. a first lead screw; 37. a first nut; 38. rotating the handle; 39. a first sharp projection; 40. a groove; 41. a splint; 42. a second sharp projection; 43. a first spring; 44. embedding foundation bolts; 45. and the steel wire end of the non-transition layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present invention.
As shown in fig. 1 to 6, according to an embodiment of the present invention, there is provided a device for detecting an interlayer transition of a hoisting steel wire rope, including a rope winding mechanism 1, a detecting mechanism 2 is disposed on one side of the rope winding mechanism 1, the detecting mechanism 2 includes a base 3, a first bracket 4 is fixedly disposed on the base 3, a box 5 is fixedly disposed on the first bracket 4, a partition plate 6 is fixedly disposed in the box 5, the box 5 is divided into two cavities 7 by the partition plate 6, a first motor 8 is disposed on one side of the cavity 7, a first rotating shaft 9 is fixedly disposed at an output end of the first motor 8, the first rotating shaft 9 penetrates through the cavity 7 and is connected to the partition plate 6 through a second bearing, a rotating drum 10 is fixedly disposed at one end of the first rotating shaft 9 located in the cavity 7, a socket 11 is disposed on the rotating drum 10, a steel wire end 12 of a transition layer is inserted in the socket 11, the transition layer steel wire end 12 is located on one side of the cavity 7, a first compaction mechanism 13 is arranged in the cavity 7, first pressure sensors 14 are arranged on two sides of the first compaction mechanism 13, the first pressure sensors 14 are fixed on the inner wall of the box body 5, a second compaction mechanism 15 is arranged on one side, away from the first compaction mechanism 13, of the partition plate 6, a non-transition layer steel wire end 45 is arranged below the second compaction mechanism 15, indirect blocks 16 are arranged on two sides of the second compaction mechanism 15, and the indirect blocks 16 are fixed on the inner wall of the box body 5.
Through the technical scheme, the pulling force required by different layers of drawknot can be observed by detecting the first pressure sensor 14, the gravity of the basic steel wire rope 30 wound on the arc plate 22 and the gravity of the detection steel wire rope are subtracted from the pressure observed by the second pressure sensor 23, so that the crimping force in the middle of the steel wire rope can be obtained, when the pulling force and the crimping force required by drawknot exceed the tensile resistance and the deformation resistance of the detection steel wire rope, the data of the steel wire rope can be obtained, the number of layers of the steel wire rope can be scientifically judged, the strength and toughness of the steel wire rope are prevented from being damaged, and the drawknot strength of the steel wire rope can be ensured. Easy rope, high efficiency, simple structure and reliable function.
In addition, in an embodiment, for the rope winding mechanism 1, the rope winding mechanism 1 includes two second brackets 17, a second rotating shaft 18 is disposed between the second brackets 17, one end of the second rotating shaft 18 is connected to an output end of a second motor 19, a plurality of connecting rods 20 are uniformly fixed on the second rotating shaft 18, the connecting rods 20 are fixed on an inner wall of the drum 10, a plurality of arc-shaped plates 22 are connected to an outside of the drum 10 through a plurality of second springs 21, a plurality of second pressure sensors 23 are disposed in the arc-shaped plates 22, and baffles 24 are fixedly disposed at two ends of the arc-shaped plates 22. By winding the detection wire 31 around the arc plate 22 of the rope winding mechanism 1, the second pressure sensor 23 can sense the pressure at this time, and the winding force can be obtained.
For the second support 17, the second support 17 includes a support rod, an arc seat 25 is fixedly disposed on the support rod, a plurality of second rollers 26 are disposed in the arc seat 25, and the arc seat 25 is in contact with the second rotating shaft 18 through the second rollers 26. By providing the second roller 26, the second rotating shaft 18 can contact the arc seat 25 through the second roller 26, so that the friction force can be reduced.
For the baffles 24, a plurality of second screw rods 27 are fixedly arranged between the baffles 24, a limiting plate 28 is sleeved on each second screw rod 27, and second nuts 29 are arranged on the second screw rods 27 at two sides of the limiting plate 28 in a threaded manner. Through setting up limiting plate 28, accessible second nut 29 centre gripping limiting plate 28 for limiting plate 28 can change the position through second nut 29, thereby can make and detect wire rope 31 and can be carried on spacingly by limiting plate 28 and the centre gripping of one of them baffle 24, thereby it detects wire rope 31 to go to twine.
For the arc-shaped plate 22, a base steel wire rope 30 is wound on the arc-shaped plate 22, a detection steel wire rope 31 is wound on the base steel wire rope 30, and two ends of the detection steel wire rope 31 are the transition layer steel wire end 12 and the non-transition layer steel wire end 45 respectively.
For the first compacting mechanism 13, the first compacting mechanism 13 and the second compacting mechanism 15 both include a sliding groove 32, the sliding groove 32 is disposed on an inner wall of the box body 5, a pressing bottom plate 33 is disposed on the sliding groove 32, the pressing bottom plate 33 is connected to the sliding groove 32 through a plurality of first rollers 34, a pressing top plate 35 is disposed on the pressing bottom plate 33, a first lead screw 36 is disposed on the pressing top plate 35 through a first bearing, the first lead screw 36 penetrates through the box body 5, a first nut 37 is fixedly disposed on the box body 5, the first nut 37 is in threaded connection with the first lead screw 36, and a rotating handle 38 is fixedly disposed at one end of the first lead screw 36, which is located outside the box body 5. The first lead screw 36 can be rotatably carried and rotated by the rotating handle 38, and the first lead screw 36 can be limited to move up and down by the first nut 37 fixed on the box body 5, so that the pressing top plate 35 can clamp the transition layer steel wire end 12 and the non-transition layer steel wire end 45, and the whole formed by the pressing top plate 35 and the pressing bottom plate 33 can respectively press the first pressure sensor 14 and the indirect block 16.
For the pressing bottom plate 33, a plurality of first sharp protrusions 39 are fixedly arranged on the pressing bottom plate 33, a groove 40 is formed in the pressing top plate 35, a clamping plate 41 is arranged in the groove 40, a plurality of second sharp protrusions 42 are fixedly arranged below the clamping plate 41, the first sharp protrusions 39 are matched with the second sharp protrusions 42, and the clamping plate 41 is connected with the groove 40 through a plurality of first springs 43. The friction force between the transition layer steel wire end 12 and the non-transition layer steel wire end 45 can be increased through the first sharp bulge 39 and the second sharp bulge 42, and therefore the sliding probability is reduced.
For the groove 40, a plurality of first spring grooves are formed in the groove 40, and the first springs 43 are arranged in the first spring grooves. By providing the spring groove, the first spring 43 can be retracted into the spring groove after being compressed.
For the base 3, the base 3 is fixed to the ground by embedding anchor bolts 44. The stability of the base 3 is increased.
As shown in fig. 7 to 8, according to an embodiment of the present invention, a method for detecting a transition between layers of a hoisting rope is also provided.
The method comprises the following steps:
step S101, selecting a steel wire rope, and selecting a section of steel wire rope without broken wires and obvious wrinkles;
step S103, winding the steel wire rope outside the basic steel wire rope, and respectively placing two ends between the first compaction mechanism and the second compaction mechanism;
step S105, starting a first motor, stopping rotating after the steel wire rope is straightened, and observing a first pressure sensor and a second pressure sensor;
step S107, recording the readings of the first pressure sensor and the second pressure sensor to obtain first recorded data;
step S109, loosening the first motor, and moving the limiting plate to one side of the steel wire end head of the transition layer;
step S1011, one end of the steel wire rope wound outside the basic steel wire rope is transited to the next layer through a limiting plate, and the steel wire end of the transition layer is inserted into the socket;
step S1013, pressing the end of the non-transition layer steel wire at the other end on a second compaction mechanism;
step S1015, starting the first motor, stopping rotating after the steel wire rope is straightened, and observing the first pressure sensor and the second pressure sensor;
step S1017, recording the readings of the first pressure sensor and the second pressure sensor to obtain second recording data;
and step S1019, comparing the second recorded data with the first recorded data to obtain a detection result.
In summary, according to the above technical solution of the present invention, the tensile force required by the different layers of the drawknot can be observed by detecting the first pressure sensor 14, the force of gravity of the base steel wire rope 30 wound on the arc 22 and the detection steel wire rope can be subtracted from the pressure observed by the second pressure sensor 23, so as to obtain the crimping force therebetween, and when the tensile force and the crimping force required to be drawn exceed the tensile force and the deformation resistance of the detection steel wire rope, the data of the steel wire rope can be obtained, so that the number of layers of the coiled steel wire rope can be scientifically determined, the strength and toughness of the steel wire rope can be prevented from being damaged, and the drawknot strength of the steel wire rope can be ensured. Easy rope, high efficiency, simple structure and reliable function.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (9)
1. The detection device for the interlayer transition of the hoisting steel wire rope is characterized by comprising a rope winding mechanism (1), wherein one side of the rope winding mechanism (1) is provided with a detection mechanism (2), the detection mechanism (2) comprises a base (3), a first support (4) is fixedly arranged on the base (3), a box body (5) is fixedly arranged on the first support (4), a partition plate (6) is fixedly arranged in the box body (5), the box body (5) is divided into two cavities (7) by the partition plate (6), one side of each cavity (7) is provided with a first motor (8), the output end of each first motor (8) is fixedly provided with a first rotating shaft (9), each first rotating shaft (9) penetrates through the corresponding cavity (7) and is connected with the corresponding partition plate (6) through a second bearing, one end, positioned in the corresponding cavity (7), of each first rotating shaft (9) is fixedly provided with a rotating drum (10), the drum (10) is provided with a socket (11), a transition layer steel wire end (12) is inserted in the socket (11), one side of the transition layer steel wire end (12) is positioned in the cavity (7) and is internally provided with a first compaction mechanism (13), two sides of the first compaction mechanism (13) are respectively provided with a first pressure sensor (14), the first pressure sensor (14) is fixed on the inner wall of the box body (5), one side of the partition plate (6) far away from the first compaction mechanism (13) is provided with a second compaction mechanism (15), a non-transition layer steel wire end (45) is arranged below the second compaction mechanism (15), two sides of the second compaction mechanism (15) are provided with an indirect block (16), the indirect block (16) is fixed on the inner wall of the box body (5), and the rope winding mechanism (1) comprises two second supports (17), be equipped with second pivot (18) between second support (17), the one end of second pivot (18) is connected with the output of second motor (19), evenly fixed a plurality of connecting rods (20) of being equipped with on second pivot (18), connecting rod (20) are fixed on the inner wall of rotary drum (10), rotary drum (10) are connected with a plurality of arcs (22) through a plurality of second springs (21) outward, be equipped with a plurality of second pressure sensor (23) in arc (22), the both ends of arc (22) are fixed and are equipped with baffle (24).
2. The device for detecting the interlayer transition of the hoisting steel wire rope according to claim 1, wherein the second support (17) comprises a support rod, an arc-shaped seat (25) is fixedly arranged on the support rod, a plurality of second rollers (26) are arranged in the arc-shaped seat (25), and the arc-shaped seat (25) is in contact with the second rotating shaft (18) through the second rollers (26).
3. The device for detecting the transition between the hoisting steel wire rope layers according to claim 2, wherein a plurality of second screws (27) are fixedly arranged between the baffles (24), the second screws (27) are sleeved with limiting plates (28), and second nuts (29) are arranged on the second screws (27) at two sides of the limiting plates (28) in a threaded manner.
4. The device for detecting the interlayer transition of the hoisting steel wire rope according to claim 3, wherein a base steel wire rope (30) is wound on the arc-shaped plate (22), a detection steel wire rope (31) is wound on the base steel wire rope (30), and two ends of the detection steel wire rope (31) are respectively a transition layer steel wire end (12) and a non-transition layer steel wire end (45).
5. The device for detecting the transition between layers of a hoist rope according to claim 4, the first compacting means (13) and the second compacting means (15) each comprise a chute (32), the sliding chute (32) is arranged on the inner wall of the box body (5), a pressing bottom plate (33) is arranged on the sliding chute (32), the lower part of the pressing bottom plate (33) is connected with the sliding groove (32) through a plurality of first rollers (34), a pressing top plate (35) is arranged on the pressing bottom plate (33), a first screw rod (36) is arranged on the pressing top plate (35) through a first bearing, the first screw rod (36) penetrates through the box body (5), a first nut (37) is fixedly arranged on the box body (5), the first nut (37) is in threaded connection with the first screw rod (36), and a rotating handle (38) is fixedly arranged at one end, located outside the box body (5), of the first screw rod (36).
6. The device for detecting the transition between the hoisting steel wire rope layers according to claim 5, wherein a plurality of first sharp protrusions (39) are fixedly arranged on the pressing bottom plate (33), a groove (40) is formed on the pressing top plate (35), a clamping plate (41) is arranged in the groove (40), a plurality of second sharp protrusions (42) are fixedly arranged below the clamping plate (41), the first sharp protrusions (39) are matched with the second sharp protrusions (42), and the clamping plate (41) is connected with the groove (40) through a plurality of first springs (43).
7. The device for detecting the transition between the hoisting steel wire rope layers according to claim 6, wherein a plurality of first spring grooves are formed in the groove (40), and the first springs (43) are arranged in the first spring grooves.
8. The device for detecting the interlayer transition of the hoisting steel wire rope according to claim 7, wherein the base (3) is fixed with the ground through embedded anchor bolts (44).
9. A method for detecting a transition between layers of a hoist rope, which is used in the device for detecting a transition between layers of a hoist rope according to claim 8, comprising the steps of: selecting a steel wire rope, and selecting a section of steel wire rope without broken wires and obvious wrinkles; winding the steel wire rope outside the base steel wire rope, and respectively arranging two ends between the first compaction mechanism and the second compaction mechanism; starting a first motor, stopping rotating after the steel wire rope is straightened, and observing a first pressure sensor and a second pressure sensor; recording the readings of the first pressure sensor and the second pressure sensor to obtain first recorded data; loosening the first motor, and moving the limiting plate to one side of the end head of the steel wire of the transition layer; one end of the steel wire rope wound outside the basic steel wire rope is transited to the next layer through a limiting plate, and the steel wire end of the transition layer is inserted into the socket; pressing the end of the non-transition layer steel wire at the other end on a second compaction mechanism; starting a first motor, stopping rotating after the steel wire rope is straightened, and observing a first pressure sensor and a second pressure sensor; recording the readings of the first pressure sensor and the second pressure sensor to obtain second recording data; and comparing the second recorded data with the first recorded data to obtain a detection result.
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| CN201910591963.6A CN110451370B (en) | 2019-07-03 | 2019-07-03 | Detection device and method for interlayer transition of hoisting steel wire rope |
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| CN201910591963.6A CN110451370B (en) | 2019-07-03 | 2019-07-03 | Detection device and method for interlayer transition of hoisting steel wire rope |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP3631519B2 (en) * | 1995-02-13 | 2005-03-23 | 大東重機工事株式会社 | Wire rope feeding device |
| CN202988451U (en) * | 2012-11-27 | 2013-06-12 | 洛阳百克特工贸有限公司 | Elevator pad added with sensor |
| CN104729987B (en) * | 2015-03-10 | 2017-03-01 | 中国矿业大学 | A kind of elevator steel wire rope, friction lining synthesis friction sensing device and method |
| CN105584944B (en) * | 2016-03-04 | 2017-11-10 | 中国矿业大学 | A kind of boom hoist cable layer to layer transition detection means and method |
| CN105858517B (en) * | 2016-06-17 | 2018-01-02 | 中国矿业大学 | Ultradeep well multi-lay winding wire ropes and reel contact condition monitoring device and method |
| CN106482782B (en) * | 2016-09-26 | 2018-09-14 | 中国矿业大学 | Dynamic radial deformation and dynamic tension monitoring device and the method for the two-fold wire type multi-lay winding steel wire rope of hoist of deep-well |
| CN208297110U (en) * | 2018-06-19 | 2018-12-28 | 南京市特种设备安全监督检验研究院 | Dual slope reel steel wire ropes multi-lay winding system performance detection device |
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