CN107161824A - A kind of deep-well hoisting device condition monitoring system and method based on signal fused - Google Patents
A kind of deep-well hoisting device condition monitoring system and method based on signal fused Download PDFInfo
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- CN107161824A CN107161824A CN201710531454.5A CN201710531454A CN107161824A CN 107161824 A CN107161824 A CN 107161824A CN 201710531454 A CN201710531454 A CN 201710531454A CN 107161824 A CN107161824 A CN 107161824A
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- signal
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- head sheave
- industrial computer
- main shaft
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Classifications
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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
-
- 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
- B66B5/0037—Performance analysers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B7/00—Other common features of elevators
- B66B7/12—Checking, lubricating, or cleaning means for ropes, cables or guides
- B66B7/1207—Checking means
- B66B7/1215—Checking means specially adapted for ropes or cables
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Abstract
A kind of deep-well hoisting device condition monitoring system and method based on signal fused, system include strain measurement subsystem, spindle encoder, head sheave tachometric survey subsystem and tonometry subsystem；Strain measurement subsystem is arranged on main shaft, measures main-shaft torque；Head sheave tachometric survey subsystem is close to by spring cupport structure with head sheave, measures the real-time rotating speed of head sheave；Tonometry subsystem is arranged on tension balance device, measures main boom hoist cable tension force；Each subsystem of monitoring system is by incoming industrial computer after the signal scaling system timestamp gathered.State monitoring method based on signal fused can separate fault-signal, including signal fluctuation caused by signal fluctuation caused by acceleration and failure from hybrid monitoring signal.Its system compact, monitoring is easy, highly reliable without manual maintenance, intuitively and accurately the abnormal operational conditions of system can be monitored, can be prevented effectively from the generation of lifting system major accident.
Description
Technical field
It is especially a kind of to be applied to deep well in mine lifting the present invention relates to a kind of hoisting device condition monitoring system and method
The hoisting device condition monitoring system based on signal fused and method of equipment.
Background technology
Elevator have the title of " mine throat ", carries the important function of lifting coal spoil and lifts personnel's equipment,
It is the tie for connecting mine down-hole production system and ground surface plant.Meanwhile, in the process of running, hoisting device easily occurs
Serving entanglement, cage guide is raised, crosses to lick and puts, adjusts the failures such as rope exception, and these failures cause huge economic loss and personnel
Injures and deaths.
In order to ensure the safe and stable operation of hoisting device, existing hoisting device is generally fitted with tachometric survey sensing
The monitoring devices such as device, tonometric sensor, but these devices mostly independent operating, are judged, it is impossible to area using threshold value
Divided working status responds (signal fluctuation caused by such as acceleration) and failure response, easily judges by accident.With the increasing of mining depth
Plus, the consideration based on economic benefit, system design load-carrying and the speed of service will be greatly improved all, in this context, deep-well lifting
The monitoring system of equipment must reach higher requirement.
The content of the invention
Technical problem：The purpose of the present invention is that there is provided one kind is safe and reliable, automatic for weak point of the prior art
Change degree high deep-well hoisting device condition monitoring system and method based on signal fused.
Technical scheme：The deep-well hoisting device condition monitoring system based on signal fused of the present invention, including strain measurement
Subsystem, spindle encoder, head sheave tachometric survey subsystem, tonometry subsystem and industrial computer；Described strain measurement
System is arranged on elevator, the moment of torsion for measuring main shaft；Described spindle encoder is located on the main shaft of elevator, is used for
Measure the rotating speed of main shaft of hoister；Described head sheave tachometric survey subsystem is arranged in head sheave bottom, for measuring turning for head sheave
Speed；Described tonometry subsystem is located in tension balance device, for measuring steel wire rope tension；Tension balance device is located at
On hoisting container.
Described strain measurement subsystem includes power supply module, wireless acquisition module, foil gauge, semicircle cushion block, locked time
Hoop and rectangle cushion block；Described semicircle cushion block is used in pairs, and symmetrical above and below be arranged on main shaft is bound round by locked wait；It is symmetrical above and below
Square groove, the size of square groove and the power supply module installed or wireless acquisition module are provided with the semicircle cushion block of installation
Size matching；Described power supply module and wireless acquisition module are arranged on right up and down by rectangle cushion block and rubber bolt respectively
In the groove of the semicircle cushion block of title；Strip mouthful, strip mouthful and the power supply module or nothing installed are provided with described rectangle cushion block
The connector lug matching of line acquisition module；The power supply module and wireless acquisition module pass through wire and the foil gauge being located on main shaft
It is connected, the moment of torsion for measuring main shaft.
Described semicircle cushion block is elastomeric material, and its two side is provided with the locked annular groove for waiting hoop.
Described head sheave tachometric survey subsystem includes encoder, L-square, rice counting wheel, guide rail slide block, wireless collection device
First, bearing block, upper hamper, lower hamper, catch, fixing clip, guide rail, spring, displacement transducer and cylinder box；The rice counting wheel
Immediately below head sheave, rice counting wheel upper end and day wheel rim lower end are tangent, and shaft end is connected with encoder input hole on the left of rice counting wheel,
Shaft end is connected with bearing block on the right side of rice counting wheel；The L-square and bearing block are bolted on hamper；The upper lid
It is cube groove in the middle part of box, four sides of cube groove are provided with fixing clip, fixing clip by bolt respectively
Portion is provided with through hole, coordinates with the upper end of guide rail；The spring is placed on inside cylinder box；The guide rail passes through guide rail slide block
Pilot hole, the lower end of guide rail is located inside cylinder box, pressing spring；Institute's displacement sensors are fixed on down by L shaped plate part
The center in hamper cassette bottom face, displacement transducer and encoder are connected by wire with wireless collection device one；The lower hamper and nothing
Line collector one is bolted on derrick shaped steel.
The upper surface of the fixing clip has been bolted catch.
The guide rail slide block has four, is bolted on lower hamper medial surface.
Described tonometry subsystem includes upper holder block, wireless collection device two, pull pressure sensor, Flexible element, side
To fixed bin and lower connecting plate；Circular groove is provided with the middle part of the upper holder block, the hydraulic cylinder rod head with tension balance device
It is connected；The box that laterallys secure is on tension balance device；The Flexible element is arranged on and laterallyd secure in box, with cushion block
It is close to side；Described to laterally secure that box top is affixed by the bolt of pull pressure sensor, bottom passes through lower connecting plate and spiral shell
Bolt is affixed；The pull pressure sensor is connected by wire with wireless collection device two；The wireless collection device two is placed on lifting
Container upper surface.
Using a kind of deep-well hoisting device state monitoring method based on signal fused of above-mentioned monitoring system, including it is as follows
Step：
Step 1：On elevator, strain measurement subsystem is set, the main shaft of elevator is tapped after installing, work is observed
Voltage signal is responded in control machine, and checking strain measurement subsystem is normally run；Spindle encoder is set on main shaft；Under head sheave
Portion sets head sheave tachometric survey subsystem, installs pulse signal in rear rotating meter counting wheel, observation industrial computer and responds, verifies day
Wheel speed measurement subsystem is normally run；In tension balance device, tonometry subsystem is set, pad is tapped after installing
Voltage signal is responded in block, observation industrial computer, and checking tonometry subsystem is normally run；
Step 2：When hoisting device is before well head operation, the strain of main shaft is measured by foil gauge, nothing is transmitted a signal to
Line acquisition module, wireless acquisition module transmits a signal to industrial computer；By pull pressure sensor measuring steel wire rope tension signal,
Transmit a signal to wireless collection device two, wireless collection device two transmits a signal to industrial computer, industrial computer by main shaft strain signal,
Steel wire rope tension signal and equipment physical parameter bring system dynamics equation program file into；The equipment physical parameter includes steel
Cord rigidity, damping, head sheave rotary inertia；
Step 3：When hoisting device brings into operation, spindle speed signal is measured by spindle encoder, signal passes through wire
Incoming industrial computer, industrial computer is brought spindle speed signal into system dynamics equation program file and inputted, and tries to achieve system and transports in real time
The reference response of each moment day wheel speed and steel wire rope tension during row；Head sheave tach signal is measured by encoder, signal leads to
The incoming wireless collection device one of wire is crossed, signal is stamped incoming industrial computer after system timestamp by wireless collection device one；By pressure
Sensor measuring steel wire rope tension signal, signal is stamped signal by the incoming wireless collection device two of wire, wireless collection device two
Incoming industrial computer after system timestamp；
Step 4：In industrial computer, the reference response and reality of obtained wheel speed of each moment day and steel wire rope tension will be calculated
When the signal that collects save as data file, then by day wheel speed vtWith container upper end tension response F result of calculation with
The day wheel speed v ' of actual measurementtMade the difference with container upper end tension response F'；
If | vt-v′t|≥0.6·vtOr | F-F ' | >=0.6F, then it is determined as generic failure, is examined at one's leisure
Repair processing；
If | vt-v′t|≥1.1·vtOr | F-F ' | >=1.1F, then it is determined as significant trouble, it is necessary to carry out dock
Reason.
Beneficial effect：By adopting the above-described technical solution, the present invention has advantages below compared with prior art：
(1) in the arrangement of each subsystem, strain measurement subsystem takes the mounting means for waiting hoop and cushion block, more in fact
With, it is firm；The rotating speed of head sheave tachometric survey subsystem direct measurement head sheave wheel tangent plane, compared with side measurement rotating speed, day rotation
It is dynamic a diameter of, it is known that result of calculation is more accurate；Tonometry subsystem direct measurement tension variation, without being calculated again by oil pressure
Conversion, without destruction existing machinery structure during installation.
(2) on state monitoring method, using multi-signal carry out fusion monitoring, can from hybrid monitoring signal (including
Signal fluctuation caused by signal fluctuation caused by acceleration and failure) in separate fault-signal.
(3) simple in construction, reliable and stable, using effect is good, with wide applicability.
Brief description of the drawings
Fig. 1 each measurement subsystem position arrangement schematic diagrames in lifting system for the present invention；
Fig. 2 is strain measurement subsystem scheme of installation of the invention；
Fig. 3 is head sheave tachometric survey subsystem structure figure of the invention；
Fig. 4 is head sheave tachometric survey subsystem partial structurtes enlarged drawing of the invention；
Fig. 5 is tonometry subsystem installation site structure chart of the invention；
Fig. 6 is tonometry subsystem structure figure of the invention.
In figure：1- elevators, 2- head sheaves, 3- lifts main rope, 4- tension balance devices, 5- hoisting containers, 6- tail ropes, 7- master
Axle, 8- semicircle cushion blocks, locked wait of 9- is bound round, 10- wireless acquisition modules, 11- rectangle cushion blocks, 12- foil gauges, 13- power supply modules,
Covered on 14- encoders, 15- L-squares, 16- rice counting wheels, 17- guide rail slide blocks, 18- wireless collection devices one, 19- bearing blocks, 20-
Hamper under box, 21-, 22- derrick shaped steel, 23- catch, 24- fixing clips, 25- guide rails, 26- springs, 27- displacement transducers,
Arm-tie in 28- cylinder boxes, 29- hydraulic cylinder rods, 30- upper holder blocks, 31- cushion blocks, 32-, 33- wireless collection devices two, 34- pressures are passed
Sensor, 35- Flexible elements, 36- laterallys secure box, 37- lower connecting plates.
Embodiment
One embodiment of the present of invention is further described below in conjunction with the accompanying drawings：
As shown in figure 1, the deep-well hoisting device condition monitoring system based on signal fused of the present invention, is mainly surveyed by strain
Quantized system, spindle encoder, head sheave tachometric survey subsystem, tonometry subsystem and industrial computer are constituted；Described strain
Measurement subsystem is arranged on elevator 1, the moment of torsion for measuring main shaft；Described spindle encoder is located at the main shaft of elevator
On 7, the rotating speed for measuring main shaft of hoister；Described head sheave tachometric survey subsystem is arranged in the bottom of head sheave 2, for surveying
Measure the rotating speed of head sheave；Described tonometry subsystem is located in tension balance device 4, for measuring steel wire rope tension；Tension force
Bascule 4 is located on hoisting container 5.
As shown in Fig. 2 described strain measurement subsystem include power supply module 13, wireless acquisition module 10, foil gauge 12,
Semicircle cushion block 8, locked wait bind round 9 and rectangle cushion block 11；Described semicircle cushion block 8 is used in pairs, and it is symmetrical above and below to bind round 9 by locked time
On main shaft 7；Square groove is provided with the semicircle cushion block 8 of installation symmetrical above and below, the size of square groove is with being installed
Power supply module 13 or wireless acquisition module 10 size matching；Described semicircle cushion block 8 is the plastic cement of rubber or synthetic rubber
Elastomeric material is made, and its two side is provided with the locked annular groove for waiting hoop 9.Described power supply module 13 and wireless acquisition module 10
It is arranged on respectively by rectangle cushion block 11 and rubber bolt in the groove of semicircle cushion block 8 symmetrical above and below；Described rectangle cushion block
Strip mouthful is provided with 11, strip mouthful is matched with the power supply module 13 or the connector lug of wireless acquisition module 10 installed；It is described to supply
Electric module 13 and wireless acquisition module 10 are connected by wire with the foil gauge 12 being located on main shaft 7, for measuring main shaft 7
Moment of torsion.The perpendicular eight words arrangement of the resistance strain gage 12 pairs (with axis is at 45 ° and 45 ° of angles), by full-bridge mode and wireless collection
Module line, the wireless acquisition module 10 is by way of being wirelessly transferred and industrial computer communication.
As shown in Figure 3 and Figure 4, described head sheave tachometric survey subsystem includes encoder 14, L-square 15, rice counting wheel
16th, guide rail slide block 17, wireless collection device 1, bearing block 19, upper hamper 20, lower hamper 21, catch 23, fixing clip 24, lead
Rail 25, spring 26, displacement transducer 27 and cylinder box 28；The rice counting wheel 16 is located at immediately below head sheave 2, the upper end of rice counting wheel 16 with
The wheel rim lower end of head sheave 2 is tangent, and the left side shaft end of rice counting wheel 16 is connected with the input hole of encoder 14, the right side shaft end of rice counting wheel 16 and bearing
Seat 19 is connected；The encoder 14 is affixed by bolt and L-square 15.The L-square 15 and bearing block 19 are solid by bolt
It is scheduled on hamper 20；The middle part of upper hamper 20 is cube groove, and four sides of cube groove pass through bolt respectively
Fixing clip 24 is installed, the middle part of fixing clip 24 is provided with through hole, coordinates with the upper end of guide rail 25；The fixing clip 24
Upper surface has been bolted catch 23.The spring 26 is placed on inside cylinder box 28；Cylinder box 28 has four, passes through
It is bolted to the lower cassette bottom face of hamper 21.The guide rail 25 passes through the pilot hole of guide rail slide block 17, and the guide rail slide block 17 has
Four, it is bolted on the lower medial surface of hamper 21.The lower end of guide rail 25 is located inside cylinder box 28, pressing spring 26；
Institute's displacement sensors 27 are fixed on the center in the lower cassette bottom face of hamper 21, displacement transducer 27 and encoder 14 by L shaped plate part
It is connected by wire with wireless collection device 1；The lower hamper 21 and wireless collection device 1 are bolted on derrick type
On steel 22.The wireless collection device 1 is by way of being wirelessly transferred and industrial computer communication.
As shown in Figure 5 and Figure 6, described tonometry subsystem includes upper holder block 30, wireless collection device 2 33, pressure
Sensor 34, Flexible element 35, laterally secure box 36 and lower connecting plate 37；The middle part of the upper holder block 30 is provided with circular groove,
It is connected with the head of hydraulic cylinder rod 29 of tension balance device 4；It is described to laterally secure box 36 is arranged on tension balance device 4 two
Side；The Flexible element 35 is arranged on and laterallyd secure inside box 36, is close to the side of cushion block 31；Described laterallys secure on box 36
Portion is affixed by the bolt of pull pressure sensor 34, and bottom is affixed by lower connecting plate 37 and bolt；The pull pressure sensor
34 are connected by wire with wireless collection device 2 33；The wireless collection device 2 33 is placed on the upper surface of hoisting container 5.The nothing
Line collector 2 33 is by way of being wirelessly transferred and industrial computer communication.
The deep-well hoisting device state monitoring method based on signal fused of the present invention, is comprised the following steps that：
Step 1：On elevator 1, strain measurement subsystem is set, the main shaft 7 of elevator, observation are tapped after installing
Voltage signal is responded in industrial computer, and checking strain measurement subsystem is normally run；Spindle encoder is set on main shaft 7；In day
Take turns 2 bottoms and head sheave tachometric survey subsystem is set, install pulse signal in rear rotating meter counting wheel 16, observation industrial computer and ring
Should, checking head sheave tachometric survey subsystem is normally run；In tension balance device 4, tonometry subsystem is set, installed
Tap voltage signal in cushion block 31, observation industrial computer after finishing to respond, checking tonometry subsystem is normally run；
Step 2：When hoisting device is before well head operation, the strain of main shaft is measured by foil gauge 12, is transmitted a signal to
Wireless acquisition module 10, wireless acquisition module 10 transmits a signal to industrial computer；Pass through the measuring steel wire rope of pull pressure sensor 34
Tension signal, transmits a signal to wireless collection device 2 33, and wireless collection device 2 33 transmits a signal to industrial computer, and industrial computer will
Main shaft strain signal, steel wire rope tension signal and equipment physical parameter bring system dynamics equation program file into, initialize journey
Corresponding variable in preface part；The equipment physical parameter includes steel wire rope rigidity, damping, head sheave rotary inertia；
Step 3：When hoisting device brings into operation, spindle speed signal is measured by spindle encoder, signal passes through wire
Incoming industrial computer, industrial computer is brought spindle speed signal into system dynamics equation program file and inputted, and tries to achieve system and transports in real time
The reference response of each moment day wheel speed and steel wire rope tension during row；Head sheave tach signal, signal are measured by encoder 14
By the incoming wireless collection device 1 of wire, signal is stamped incoming industrial computer after system timestamp by wireless collection device 1；By
The measuring steel wire rope tension signal of pull pressure sensor 34, signal passes through the incoming wireless collection device 2 33 of wire, wireless collection device two
Signal is stamped incoming industrial computer after system timestamp by 33；
Step 4：In industrial computer, the reference response and reality of obtained wheel speed of each moment day and steel wire rope tension will be calculated
When the signal that collects save as data file, then by day wheel speed vt and container upper end tension response F result of calculation with
The day wheel speed v ' of actual measurementtMade the difference with container upper end tension response F'；
If | vt-v′t|≥0.6·vtOr | F-F ' | >=0.6F, then it is determined as generic failure, is examined at one's leisure
Repair processing；
If | vt-v′t|≥1.1·vtOr | F-F ' | >=1.1F, then it is determined as significant trouble, it is necessary to carry out dock
Reason.
Claims (9)
1. a kind of deep-well hoisting device condition monitoring system based on signal fused, it is characterised in that：Including strain measurement subsystem
System, spindle encoder, head sheave tachometric survey subsystem, tonometry subsystem and industrial computer；Described strain measurement subsystem
It is arranged on elevator (1), the moment of torsion for measuring main shaft；Described spindle encoder is located on the main shaft of elevator (7), is used
In the rotating speed of measurement main shaft of hoister；Described head sheave tachometric survey subsystem is arranged in head sheave (2) bottom, for measuring head sheave
Rotating speed；Described tonometry subsystem is located in tension balance device (4), for measuring steel wire rope tension；Equalization of strain
Device (4) is located on hoisting container (5).
2. a kind of deep-well hoisting device condition monitoring system based on signal fused according to claim 1, its feature exists
In：Described strain measurement subsystem includes power supply module (13), wireless acquisition module (10), foil gauge (12), semicircle cushion block
(8) it is, locked to wait hoop (9) and rectangle cushion block (11)；Described semicircle cushion block (8) is used in pairs, binds round right above and below (9) by locked wait
Claim to be arranged on main shaft (7)；Be provided with square groove on the semicircle cushion block (8) of installation symmetrical above and below, the size of square groove with
The power supply module (13) installed or the size matching of wireless acquisition module (10)；Described power supply module (13) and wireless collection
Module (10) is arranged in the groove of semicircle cushion block (8) symmetrical above and below by rectangle cushion block (11) and rubber bolt respectively；Institute
It is provided with strip mouthful on the rectangle cushion block (11) stated, strip mouthful and the power supply module (13) installed or wireless acquisition module (10)
Connector lug is matched；The power supply module (13) and wireless acquisition module (10) pass through wire and the foil gauge being located on main shaft (7)
(12) it is connected, the moment of torsion for measuring main shaft (7).
3. a kind of deep-well hoisting device condition monitoring system based on signal fused according to claim 2, its feature exists
In：Described semicircle cushion block (8) is elastomeric material, and its two side is provided with the locked annular groove for waiting hoop (9).
4. a kind of deep-well hoisting device condition monitoring system based on signal fused according to claim 1, its feature exists
In：Described head sheave tachometric survey subsystem include encoder (14), L-square (15), rice counting wheel (16), guide rail slide block (17),
Wireless collection device one (18), bearing block (19), upper hamper (20), lower hamper (21), catch (23), fixing clip (24), guide rail
(25), spring (26), displacement transducer (27) and cylinder box (28)；The rice counting wheel (16) is located at immediately below head sheave (2), metering
Take turns (16) upper end and head sheave (2) wheel rim lower end is tangent, shaft end is connected with encoder (14) input hole on the left of rice counting wheel (16), metering
Shaft end is connected with bearing block (19) on the right side of wheel (16)；The L-square (15) and bearing block (19) are bolted on hamper
(20) on；It is cube groove in the middle part of the upper hamper (20), four sides of cube groove are provided with by bolt respectively
Through hole is provided with the middle part of fixing clip (24), fixing clip (24), is coordinated with the upper end of guide rail (25)；The spring (26) is placed
It is internal in cylinder box (28)；The guide rail (25) passes through the pilot hole of guide rail slide block (17), and the lower end of guide rail (25) is located at circle
Cylinder box (28) is internal, pressing spring (26)；Institute's displacement sensors (27) are fixed on lower hamper (21) cassette bottom face by L shaped plate part
Center, displacement transducer (27) and encoder (14) are connected by wire with wireless collection device one (18)；The lower hamper
(21) it is bolted on wireless collection device one (18) on derrick shaped steel (22).
5. a kind of deep-well hoisting device condition monitoring system based on signal fused according to claim 4, its feature exists
In：The upper surface of the fixing clip (24) has been bolted catch (23).
6. a kind of deep-well hoisting device condition monitoring system based on signal fused according to claim 4, its feature exists
In：The cylinder box (28) has four, is bolted on lower hamper (21) cassette bottom face.
7. a kind of deep-well hoisting device condition monitoring system based on signal fused according to claim 4, its feature exists
In：The guide rail slide block (17) has four, is bolted on lower hamper (21) medial surface.
8. a kind of deep-well hoisting device condition monitoring system based on signal fused according to claim 1, its feature exists
In：Described tonometry subsystem includes upper holder block (30), wireless collection device two (33), pull pressure sensor (34), elasticity
Unit (35), laterally secure box (36) and lower connecting plate (37)；Circular groove is provided with the middle part of the upper holder block (30), with tension force
Hydraulic cylinder rod (29) head of bascule (4) is connected；The box (36) that laterallys secure is on tension balance device (4)；
The Flexible element (35), which is arranged on, to be laterallyd secure in box (36), is close to sideways with cushion block (31)；Described laterallys secure box
(36) top is affixed by the bolt of pull pressure sensor (34), and bottom is affixed by lower connecting plate (37) and bolt；It is described to draw
Pressure sensor (34) is connected by wire with wireless collection device two (33)；The wireless collection device two (33) is placed on lifting and held
Device (5) upper surface.
9. a kind of deep-well hoisting device state monitoring method based on signal fused, it is characterised in that comprise the following steps：
Step 1：On elevator (1), strain measurement subsystem is set, the main shaft (7) of elevator, observation are tapped after installing
Voltage signal is responded in industrial computer, and checking strain measurement subsystem is normally run；Spindle encoder is set on main shaft (7)；
Head sheave (2) bottom sets head sheave tachometric survey subsystem, installs pulse in rear rotating meter counting wheel (16), observation industrial computer and believes
Number response, checking head sheave tachometric survey subsystem normally run；In tension balance device (4), tonometry subsystem is set,
Tap voltage signal in cushion block (31), observation industrial computer after installing to respond, checking tonometry subsystem is normally run；
Step 2：When hoisting device is before well head operation, the strain of main shaft is measured by foil gauge (12), nothing is transmitted a signal to
Line acquisition module (10), wireless acquisition module (10) transmits a signal to industrial computer；Steel is measured by pull pressure sensor (34)
Cord tension signal, transmits a signal to wireless collection device two (33), and wireless collection device two (33) transmits a signal to industrial computer,
Industrial computer brings main shaft strain signal, steel wire rope tension signal and equipment physical parameter into system dynamics equation program file；
The equipment physical parameter includes steel wire rope rigidity, damping, head sheave rotary inertia；
Step 3：When hoisting device brings into operation, spindle speed signal is measured by spindle encoder, signal is incoming by wire
Industrial computer, industrial computer is brought spindle speed signal into system dynamics equation program file and inputted, and tries to achieve system real time execution mistake
The reference response of each moment day wheel speed and steel wire rope tension in journey；Head sheave tach signal is measured by encoder (14), signal leads to
The incoming wireless collection device one (18) of wire is crossed, signal is stamped incoming industrial computer after system timestamp by wireless collection device one (18)；
By pull pressure sensor (34) measuring steel wire rope tension signal, signal is wirelessly adopted by the incoming wireless collection device two (33) of wire
Signal is stamped incoming industrial computer after system timestamp by storage two (33)；
Step 4：In industrial computer, the reference response of obtained wheel speed of each moment day and steel wire rope tension will be calculated with adopting in real time
The signal collected saves as data file, then by day wheel speed vtWith container upper end tension response F result of calculation and reality
The day wheel speed v of measurementt' made the difference with container upper end tension response F'；
If | vt-vt'|≥0.6·vtOr | F-F ' | >=0.6F, then it is determined as generic failure, maintenance department is carried out at one's leisure
Reason；
If | vt-vt'|≥1.1·vtOr | F-F ' | >=1.1F, then it is determined as significant trouble, it is necessary to carry out shutdown processing.
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| CN201710531454.5A CN107161824B (en) | 2017-07-03 | 2017-07-03 | A kind of deep-well hoisting device condition monitoring system and method based on signal fused |
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| CN201710531454.5A CN107161824B (en) | 2017-07-03 | 2017-07-03 | A kind of deep-well hoisting device condition monitoring system and method based on signal fused |
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| CN108083046A (en) * | 2017-12-15 | 2018-05-29 | 中国矿业大学 | A kind of mine vertical shaft lifting system steel wire rope load monitoring method |
| CN109250595A (en) * | 2018-10-10 | 2019-01-22 | 中国矿业大学 | Console mode vertical shaft hoisting joint debugging test device and method |
| CN109264525A (en) * | 2018-10-10 | 2019-01-25 | 中国矿业大学 | Headframe formula vertical shaft hoisting joint debugging test device and method |
| CN109775514A (en) * | 2019-03-20 | 2019-05-21 | 安徽理工大学 | A kind of steel wire rope tension monitoring method based on wireless transmission |
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