CN106865375A - Hoisting container hanging steel rope on-line monitoring system and method - Google Patents
Hoisting container hanging steel rope on-line monitoring system and method Download PDFInfo
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- CN106865375A CN106865375A CN201710098780.1A CN201710098780A CN106865375A CN 106865375 A CN106865375 A CN 106865375A CN 201710098780 A CN201710098780 A CN 201710098780A CN 106865375 A CN106865375 A CN 106865375A
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- steel rope
- hanging steel
- line monitoring
- hoisting container
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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
- B66B5/0031—Devices monitoring the operating condition of the elevator system for safety reasons
-
- 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
Abstract
The present invention relates to a kind of hoisting container hanging steel rope on-line monitoring system and method, system includes：First sensing unit, container top relay, well head reception relay device, parsing gateway and data display and analyzing and processing platform；First sensing unit is used for Real-time Collection can characterize the first state parameter of hanging steel rope；The container top relay is arranged on the hoisting container top, and is electrically connected with first sensing unit, for receiving first state parameter, and is transmitted to the well head reception relay device by FHSS and TDMA radio technology；The well head reception relay device is arranged on shaft in wall or well head, and the data for that will receive are sent to the data display and analyzing and processing platform via the parsing gateway.The present invention can realize real-time uninterrupted monitoring of the hoisting container hanging steel rope in periodic duty, it is ensured that the reliability and security of lifting system under deep-well environment.
Description
Technical field
It is applied to hoisting container hanging steel rope under deep-well environment the present invention relates to safety monitoring field, more particularly to one kind
On-line monitoring system and method.
Background technology
In deep-well environment (such as elevator, mine etc.), generally using roller and the matching mechanism pair of hanging steel rope
Hoisting container (such as elevator car, cage etc.) carries out lifting driving.And the monitoring of the use state of hanging steel rope is to lifting
The safe operation of container is most important.
Existing hanging steel rope monitoring is including tension monitoring and oscillation crosswise signal monitoring etc..For example, open
Number for CN203359719U Chinese utility model patent《A kind of tension detecting apparatus of elevator wire rope》In, every steel wire rope
End be designed with the tension detecting apparatus of elevator wire rope, by making the oil on the tension detecting apparatus of each elevator wire rope
Precompression suffered by pressure sensor is consistent so that the every accuracy of the pull force calculation result of steel wire rope is improved.But this device
It is bigger for underground distance, next using many Minepit environments of balance rope just for more effective in elevator wire rope
Say, this tension detecting apparatus have very big error.Additionally, the program can only be directed to steel wire rope signal is monitored sum
According to collection, and real-time monitoring cannot be realized.
In the Chinese invention patent application of Publication No. CN105203200A《Steel wire rope oscillation crosswise signal measurement apparatus,
Method and oscillation crosswise monitoring method》In, the monitoring scheme of use is using steel wire rope transverse vibrational displacement signal measurement method
Measure vibration displacement signal, vibration amplitude and vibration frequency obtained by being processed vibration displacement signal, then with advance
If value is compared to carry out crisis prevention.This scheme is only capable of being monitored the signal of oscillation crosswise, does not account for indulging
Influence to vibration to lifting system.
In a word, in existing engineering practice and theoretical research, mine depth is generally directed to for below 500m operating modes
Hanging steel rope monitoring, it is and less to the research of the deep-well of more than 500m.And in the deep-well environment of more than 500m, signal is passed
Pass, penetration capacity it is weak, off-energy is more, is interfered larger so that hanging steel rope it is real-time accurate monitoring become tired
It is difficult.On the other hand, most monitorings for laying particular emphasis on one-sided factor, shortage is directed to the study on monitoring of many factors.
The content of the invention
The purpose of the present invention is to propose to a kind of hoisting container hanging steel rope on-line monitoring system and method, can realize carrying
Rise real-time uninterrupted monitoring of the container hanging steel rope in periodic duty, it is ensured that under deep-well environment the reliability of lifting system and
Security.
To achieve the above object, the invention provides a kind of hoisting container hanging steel rope on-line monitoring system, including：The
One sensing unit, container top relay, well head reception relay device, parsing gateway and data display and analyzing and processing are flat
Platform；First sensing unit is used for Real-time Collection can characterize the first state parameter of hanging steel rope；The container top
Relay is arranged on the hoisting container top, and is electrically connected with first sensing unit, is passed for receiving described first
The sense first state parameter that collects of unit, and by FHSS and TDMA radio technology by the first state parameter
Transmitted to the well head reception relay device；The well head reception relay device is arranged on shaft in wall or well head, for that will connect
The data for receiving are sent to the data display and analyzing and processing platform via the parsing gateway, to carry out the aobvious of data
Show, analyze and process.
Further, line number is entered by frequency hopping communications mode between the well head reception relay device and the parsing gateway
According to transmission.
Further, first sensing unit includes multiple oil pressure sensors, is separately positioned on the hoisting container top
Corresponding in the bypass of the balancing cylinder of each bar hanging steel rope on the steel wire rope tension hydraulic automatic balance device in portion, for adopting
Collect the fuel injection pressure signal of corresponding balancing cylinder.
Further, first sensing unit includes multiple vibrating sensors, is separately positioned on the hoisting container top
The horizontal and vertical position of each bar hanging steel rope on the steel wire rope tension hydraulic automatic balance device in portion, hangs for gathering this
Hang vibration signal of the steel wire rope on horizontal and vertical.
Further, also including the second sensing unit being arranged on or around the hoisting drum of the hoisting container,
Electrically connected with the well head reception relay device, the second of the rotation number of turns of the hoisting drum can be characterized for Real-time Collection
State parameter, and second state parameter is transmitted to the well head reception relay device.
Further, second sensing unit includes dual-Hall sensor, two blocks of magnet steel of the dual-Hall sensor
The rotary shaft both sides of the hoisting drum are symmetricly set on, for gathering the pulse signal for measuring.
Further, first sensing unit includes multiple oil pressure sensors and multiple vibrating sensors, the multiple
Oil pressure sensor is separately positioned on and corresponds to each bar on the steel wire rope tension hydraulic automatic balance device at the top of the hoisting container
In the bypass of the balancing cylinder of hanging steel rope, the fuel injection pressure signal for gathering corresponding balancing cylinder, the multiple vibration is passed
Sensor is separately positioned on each bar hanging steel rope on the steel wire rope tension hydraulic automatic balance device at the top of the hoisting container
Horizontal and vertical position, for gathering vibration signal of the hanging steel rope on horizontal and vertical；During the well head is received
Carried out data transmission by frequency hopping communications mode after between device and the parsing gateway.
Further, flameproof and intrinsically safe power supply's case is additionally provided with the top of the hoisting container, for described
One sensing unit and container top relay supply electric power；The container top relay is gathered for essential safe type
And case is sent, the well head reception relay device is intrinsically safe wireless receiving magazine.
Further, the data display and analyzing and processing platform include：
Oil pressure data reception module, for receiving the oil pressure data after the parsing transmitted by the parsing gateway；
Tension value computing module, the tension value for calculating corresponding hanging steel rope according to the oil pressure data；
Fisrt fault reminding module, the tension force for calculating hanging steel rope according to the oil pressure data and tension value is uneven
Weighing apparatus degree, shock loading, lifting load or oil pressure variable quantity, and shown according to predetermined threshold value and fault cues.
Further, the data display and analyzing and processing platform include：
Pulse data receiver module, for receiving the pulse data after the parsing transmitted by the parsing gateway；
Decentralization depth calculation module, the decentralization depth for calculating the hoisting container according to the pulse data；
Depth display module, the decentralization depth for showing the hoisting container in real time.
Further, the data display and analyzing and processing platform include：
Vibration data receiver module, for receiving the vibration data after the parsing transmitted by the parsing gateway；
Spectrogram obtains module, the vibration displacement for calculating corresponding hanging steel rope according to the vibration data
Figure, then obtain spectrogram by Fast Fourier Transform (FFT)；
Second fault cues module, for judging whether vibration displacement transfinites or dynamic excitation frequency is according to predetermined threshold value
The no intrinsic frequency close to the hoisting container, and shown and fault cues.
Further, the container top relay is additionally operable to the electricity of flameproof and intrinsically safe power supply's case
Parameter is transmitted to the well head reception relay device；
The data display and analyzing and processing platform include：
Electric quantity data receiver module, for receiving the electric quantity data after the parsing transmitted by the parsing gateway；
Charge alert module, for judging whether not enough power supply according to predetermined threshold value, and is shown and fault cues.
To achieve the above object, the invention provides a kind of foregoing hoisting container hanging steel rope on-line monitoring system
On-line monitoring method, including：
First sensing unit Real-time Collection can characterize the first state parameter of hanging steel rope, and pass to container top
Relay；
The container top relay receives the first state parameter that the sensing unit is collected, and is expanded by frequency hopping
Frequency and TDMA radio technology transmit the first state parameter to the well head reception relay device；
The data that the well head reception relay device will be received are sent to the data display via the parsing gateway
And analyzing and processing platform, to carry out display, analysis and the treatment of data.
Further, the data that the well head reception relay device will be received are sent to described via the parsing gateway
The operation of data display and analyzing and processing platform is specifically included：
The data that the well head reception relay device will be received are transferred to the parsing gateway by frequency hopping communications mode；
After the parsing gateway is parsed to the data for receiving, it is sent to the data display and analyzing and processing is flat
Platform.
Further, the first state parameter includes being separately positioned on the steel wire rope tension liquid at the top of the hoisting container
Correspond to the fuel injection pressure signal of the balancing cylinder of each bar hanging steel rope on pressure automatic balancing arrangement.
Further, the first state parameter includes being separately positioned on the steel wire rope tension liquid at the top of the hoisting container
The vibration signal of each bar hanging steel rope on pressure automatic balancing arrangement on horizontal and vertical.
Further, the hoisting container hanging steel rope on-line monitoring system also includes being arranged on the hoisting container
The second sensing unit on or around hoisting drum, electrically connects with the well head reception relay device；The on-line monitoring side
Method is sent to the data display and divides in the data that the well head reception relay device will be received via the parsing gateway
Before analysis processing platform, also include：
The second sensing unit Real-time Collection can characterize the second state parameter of the rotation number of turns of the hoisting drum,
And second state parameter is transmitted to the well head reception relay device.
Further, second state parameter include being symmetricly set on the rotary shaft both sides of the hoisting drum it is double suddenly
You gather the pulse signal for measuring by two blocks of magnet steel of sensor.
Further, the data that will be received in the well head reception relay device are sent to institute via the parsing gateway
State after data display and analyzing and processing platform, also include：
The data display and analyzing and processing platform receive the oil pressure data after the parsing transmitted by the parsing gateway, and
The tension value of corresponding hanging steel rope is calculated according to the oil pressure data；
The data display and analyzing and processing platform calculate opening for hanging steel rope according to the oil pressure data and tension value
Power degree of unbalancedness, shock loading, lifting load or oil pressure variable quantity, and shown according to predetermined threshold value and fault cues.
Further, the data that will be received in the well head reception relay device are sent to institute via the parsing gateway
State after data display and analyzing and processing platform, also include：
The data display and analyzing and processing platform receive the pulse data after the parsing transmitted by the parsing gateway, and
The decentralization depth of the hoisting container is calculated according to the pulse data；
The data display and analyzing and processing platform are shown in real time to the decentralization depth of the hoisting container.
Further, the data that will be received in the well head reception relay device are sent to institute via the parsing gateway
State after data display and analyzing and processing platform, also include：
The data display and analyzing and processing platform receive the vibration data after the parsing transmitted by the parsing gateway, and
The vibration displacement figure of corresponding hanging steel rope is calculated according to the vibration data, then frequency is obtained by Fast Fourier Transform (FFT)
Spectrogram；
The data display and analyzing and processing platform judge whether vibration displacement transfinites or dynamic excitation according to predetermined threshold value
Frequency whether close to the hoisting container intrinsic frequency, and shown and fault cues.
Further, flameproof and intrinsically safe power supply's case is additionally provided with the top of the hoisting container, for described
One sensing unit and container top relay supply electric power；The on-line monitoring method also includes：
The container top relay is by the electrical parameter of flameproof and intrinsically safe power supply's case to the well head
Reception relay device is transmitted；
The data display and analyzing and processing platform receive the electric quantity data after the parsing transmitted by the parsing gateway, and
Not enough power supply is judged whether according to predetermined threshold value, and is shown and fault cues.
Based on above-mentioned technical proposal, the present invention received by container top relay that hoisting container top is set come
From the state parameter of the sign hanging steel rope of the first sensing unit institute Real-time Collection, to realize that hoisting container hanging steel rope exists
Real-time uninterrupted monitoring during periodic duty, and relaying dress is received to well head by FHSS and TDMA radio technology
Put and carry out data transmission, by the communication that data transfer is used possess more preferable stability, anti-interference and
Long range transmission characteristic, hence in so that the on-line monitoring system under deep-well environment possesses more preferable reliability and security.
Brief description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application, this hair
Bright schematic description and description does not constitute inappropriate limitation of the present invention for explaining the present invention.In the accompanying drawings：
Fig. 1 is the principle schematic of an embodiment of hoisting container hanging steel rope on-line monitoring system of the present invention.
Fig. 2 is the principle schematic of another embodiment of hoisting container hanging steel rope on-line monitoring system of the present invention.
Fig. 3 is the principle schematic of the another embodiment of hoisting container hanging steel rope on-line monitoring system of the present invention.
Fig. 4 is the structure arrangement schematic diagram of hoisting container hanging steel rope on-line monitoring system embodiment of the present invention.
Fig. 5 is that the arrangement of vibrating sensor in hoisting container hanging steel rope on-line monitoring system embodiment of the present invention is illustrated
Figure.
Fig. 6 is that the arrangement of oil pressure sensor in hoisting container hanging steel rope on-line monitoring system embodiment of the present invention is illustrated
Figure.
Fig. 7 is that the principle of frequency hopping communications mode in hoisting container hanging steel rope on-line monitoring system embodiment of the present invention is shown
It is intended to.
Fig. 8 is the schematic flow sheet of an embodiment of on-line monitoring method of the present invention.
Fig. 9 is the schematic flow sheet of another embodiment of on-line monitoring method of the present invention.
Figure 10 is reception and the handling process schematic diagram of oil pressure data in on-line monitoring method embodiment of the present invention.
Figure 11 is reception and the handling process schematic diagram of pulse data in on-line monitoring method embodiment of the present invention.
Figure 12 is reception and the handling process schematic diagram of vibration data in on-line monitoring method embodiment of the present invention.
Specific embodiment
Below by drawings and Examples, technical scheme is described in further detail.
As shown in figure 1, for the principle of an embodiment of hoisting container hanging steel rope on-line monitoring system of the present invention is illustrated
Figure.Arrangement schematic diagram with reference to shown in Fig. 4-6, the hoisting container hanging steel rope on-line monitoring system of the present embodiment includes：The
One sensing unit 10, container top relay 20, well head reception relay device 30, parsing gateway 40 and data display and analysis
Processing platform 50.
First sensing unit 10 is used for Real-time Collection can characterize the first state parameter of hanging steel rope 3.Wherein, first
Sensing unit 10 can include multiple oil pressure sensors 11, be separately positioned on the steel wire rope tension hydraulic pressure at the top of hoisting container 1 certainly
Corresponding in the bypass of the balancing cylinder of each bar hanging steel rope 3 on dynamic poise device 2, for gathering corresponding balancing cylinder
Fuel injection pressure signal.The fuel injection pressure signal for collecting can be according to balancing cylinder in subsequent treatment link piston bearing area be converted into
The tension value of correspondence hanging steel rope, and the Tension Difference between many hanging steel ropes is further calculated, therefore can not break
In the case of the Structure and stability of bad lifting system, accurate and effective monitoring result is obtained.
For example, the A/D switching reference voltages V for being set in hoisting container hanging steel rope on-line monitoring systemREFIt is x
V, conversion accuracy is 12, if voltage signal is V after the conditioning of tension force oil pressure sensor output signalIN, transformation result is ADC, then
Oil pressure sensor range is 0~p MPa, and output current signal is y~z V by corresponding voltage after precision resistance,
If the oil pressure size for monitoring is P, units MPa, then
By VINSubstitute into
If the piston bearing area of balancing cylinder is S cm2, then the computing formula of the tension force F of hanging steel rope be
First sensing unit 10 can also include multiple vibrating sensors 12, be separately positioned on the top of the hoisting container 1
Steel wire rope tension hydraulic automatic balance device 2 on each bar hanging steel rope 3 horizontal and vertical position, for gather this hang
Hang vibration signal of the steel wire rope 3 on horizontal and vertical.By the vibration signal on horizontal and vertical to hanging steel rope 3
Monitoring, can more fully investigate hanging steel rope 3 in the vibration on the plane of oscillation of prolonging direction to lifting system
The influence of amplitude, and it is capable of determining whether that there is resonance.
The vibration signal that hanging steel rope is produced in the process of running is by vibrating sensor (such as vibration acceleration sensor
Deng) receive, the vibration displacement figure of the hanging steel rope can be obtained by integrating budget, then obtain by Fast Fourier Transform (FFT)
Spectrogram.Assuming that hoisting container is the origin of coordinates with the junction of steel wire rope, it is positive direction, the length of hanging steel rope that orientation is lower
L (t) changes with time t, and line density is ρ.H allows lifting maximum height for hoisting container, and the length of balance rope is H-l
T (), changes with time t, line density is ρ2.Hoisting container quality m, according to hoisting container and the equivalent mass m of steel wire ropeeBase
This formula me=m+ (H-l (t)) ρ2Understand, due to the influence of balance rope in deep-well boom hoist cable running, equivalent matter
Amount meChanging always so that the intrinsic frequency of hoisting container also changes therewith, the spectrogram for further obtaining can
Influence with real-time monitoring dynamic excitation frequency to system amplitude and cause the possibility of resonance.
In the embodiment shown in fig. 4, the first sensing unit 10 can simultaneously include that above-mentioned oil pressure sensor 11 and vibration are passed
Sensor 12, to realize the real-time monitoring of tension force and Vibration Condition to hanging steel rope 3.In other embodiments, characterize outstanding
The first state parameter for hanging steel wire rope 3 is not limited to above-mentioned oil pressure and vibration parameters, can also include other specification, such as tension force
Parameter, corresponding first sensing unit 10 can also including tension sensor etc. other it is any can Real-time Collection characterize suspension steel
The sensing unit of the state parameter of cord 3.
With reference to Fig. 4, container top relay 20 is arranged on the top of hoisting container 1, and electric with the first sensing unit 10
Connection, for receiving the first state parameter that first sensing unit 10 is collected.Container top relay 20 and well head
The first state parameter is transmitted between reception relay device 30 by communication.For deep-wells such as mine, elevators
For environment 5, many factors such as interference of facility can seriously restrict the outside transmission of transducing signal in larger well depth, well,
Easily there is the problem of distorted signals, and in the present embodiment, can be by FHSS and TDMA radio technology by first
State parameter is transmitted to well head reception relay device 30.
FHSS and TDMA radio technology are that the frequency hopping under a kind of time division multiple acess (TDMA) controlling network framework expands
Frequently (FHSS) wireless communication technology.Frequency hop spread spectrum can enable the communication frequency between gateway and node according to stochastic ordering
The frequency hopping table periodically saltus step between different frequency of row code generation, can not only so avoid being subject to other same frequencys wireless
Other wireless signals will not also be produced interference by the interference of signal, drastically increase wireless live survival ability.In the time-division
In multiple access controlling network framework, each node is allocated a communication time slot, so that it is guaranteed that can be real between node and gateway
Existing reliable communication.
By the above-mentioned communication that data transfer is used possess more preferable stability, anti-interference and it is long away from
From transmission characteristic (such as transmission range is more than 3.2km), hence in so that the on-line monitoring system under deep-well environment possesses preferably
Reliability and security.Further, since FHSS and TDMA radio technology are already belonging to mature technology, it is just no longer right here
It implements process and repeat.
Well head reception relay device 30 is arranged on shaft in wall or well head, for the data that will receive via the parsing
Gateway 40 is sent to the data display and analyzing and processing platform 50, to carry out display, analysis and the treatment of data.Wherein,
May need to send various states parameter to parsing gateway in view of well head reception relay device 30, if done in transmitting procedure
The accuracy that will influence whether monitoring result is disturbed, therefore preferably between well head reception relay device 30 and the parsing gateway 40
Carried out data transmission using frequency hopping communications mode.
Frequency hopping communications is that a kind of carrier frequency of receiving-transmitting sides transmission signal carries out the logical of Discrete Change according to predetermined rule
Letter mode, that is to say, that the carrier frequency used in communication by pseudorandom change code control and random jump.With frequency fixing communication
Compare, frequency hopping communications mode possesses good antijamming capability, even if there is part frequency to be disturbed, remain to be not disturbed at other
Frequency on normally communicated.
Realize that well head reception relay device 30 is passed to the data of parsing gateway 40 in frequency hopping communications is applied to the present embodiment
When defeated, referring to Fig. 7, the frequency hopping that the frequency synthesizer of emitting side is sent according to frequency hopping command generator instructs controlled output carrier wave
The frequency of signal.Accordingly, with the instruction that frequency hopping command generator constantly sends, control frequency synthesizer is constantly changing
The frequency of its outgoing carrier so that frequency mixer output modulated wave carrier frequency also will with instruction constantly saltus step so that
Transducing signal is switched into different data transmission channels according to frequency hop sequence to be transmitted.After receiving side receives data,
Then initial data can be obtained according to the treatment of emitting side identical frequency hop sequence.
In addition to the state parameter for coming from hanging steel rope, in hoisting container hanging steel rope on-line monitoring system
The monitoring of depth where hoisting container can also be realized being directed to.As shown in Fig. 2 for hoisting container hanging steel rope of the present invention exists
The principle schematic of another embodiment of line monitoring system.Compared with a upper embodiment, the present embodiment also includes being arranged on lifting
The second sensing unit 60 on or around the hoisting drum 4 of container 1.Second sensing unit 60 is received with the well head and relayed
Device 30 is electrically connected, and can characterize the second state parameter of the rotation number of turns of the hoisting drum for Real-time Collection, and by institute
The second state parameter is stated to be transmitted to the well head reception relay device 30.Wherein, the second sensing unit 60 can include double Halls
Sensor, two blocks of magnet steel of dual-Hall sensor are symmetricly set on the rotary shaft both sides of hoisting drum 4, for gathering what is measured
Pulse signal.When the axis of rotation of hoisting drum 4, pulse number and drum rotation according to measured by dual-Hall sensor
Direction can calculate the spool turns number of turns, and determine the length of the hanging steel rope 3 drawn from hoisting drum 4, and then
Determine specific depth below position of the hoisting container 1 in deep-well environment 5.
For example, two pieces of magnet steel spacing about 8mm of dual-Hall sensor, markings are provided with along magnet steel rotation direction.
When the pulse number for measuring be n, a diameter of d of hoisting drum 4, then the decentralization depth S of hoisting container 1 can be shown by below equation
Example is calculated：
As shown in figure 3, for the principle of the another embodiment of hoisting container hanging steel rope on-line monitoring system of the present invention is shown
It is intended to.Compared with each system embodiment before, the present embodiment is additionally provided with power supply box 70 at the top of hoisting container 1, for institute
State the first sensing unit 10 and the container top relay 20 supply electric power.Minepit environment for there is risk of explosion comes
Say, power supply box 70 is preferably used has flameproof enclosure and partial circuit is the flameproof and intrinsically safe power supply of essential safe type
Case.Container top relay 20 preferably uses whole circuits for the essential safe type collection of essential safety and sends case, well head
It is the intrinsically safe wireless receiving magazine of essential safety that reception relay device 30 preferably uses whole circuits.
In above-mentioned each system embodiment, data display and analyzing and processing platform 50 can using one or more server,
All-purpose computer or industrial control computer etc. are realized.Multiple monitorings can be run in data display and analyzing and processing platform 50
Analysis software, to realize corresponding data processing function.
For the embodiment that above-mentioned first sensing unit 10 includes multiple oil pressure sensors 11, the institute of oil pressure sensor 11
The fuel injection pressure signal of the balancing cylinder of collection is by container top relay 20, well head reception relay device 30 and parsing gateway 40
Reach data display and analyzing and processing platform 50.Accordingly, data display and analyzing and processing platform 50 may particularly include：Oil pressure number
According to receiver module, tension value computing module and Fisrt fault reminding module.Wherein, oil pressure data reception module is used to receive described
The oil pressure data after parsing transmitted by parsing gateway 40, the oil pressure data are that correspond to the oil pressure that oil pressure sensor 11 is gathered
Signal.Tension value computing module is used to be calculated according to the oil pressure data tension value of corresponding hanging steel rope 3, specific to calculate
Process refers to aforementioned exemplary and computing formula.Fisrt fault reminding module is used to be calculated according to the oil pressure data and tension value
The tension imbalance degree of hanging steel rope 3, shock loading, lifting load or oil pressure variable quantity, and shown according to predetermined threshold value
Show and fault cues.
For example, Fisrt fault reminding module can realize following functions：
A, tension imbalance alarm and degree of unbalancedness are indicated
For example, when hoisting container (such as skip bucket/cage etc.) employs 4 hanging steel ropes to be lifted, hang
The tension imbalance degree B for hanging steel wire rope can be calculated by below equation example：
Wherein, FiIt is i-th tension value of hanging steel rope, i=1~4.
When tension imbalance degree exceedes predetermined threshold value (such as 10%), the indicator lamp corresponding to tension imbalance situation will
It is changed into the red of expression warning, and audible alarm (such as continuous three times send alarm sound) can be sent.Further, it is also possible to pass through to open
The bar of power degree of unbalancedness shows the tension imbalance degree of current hanging steel rope in real time.
B, shock loading
When can not be lifted when skip bucket jerk or in being stuck in hoistway, hanging steel rope will now be hanged by enormous impact load
The tension value for hanging steel wire rope exceedes preset security threshold value, and the indicator lamp corresponding to shock loading will be changed into the red of expression warning,
And audible alarm (such as lasting audio alert sound) can be sent.
C, overload warning
For the application scenario for needing to use hoisting container to take up material, such as under coal mine environment, after loading
Weight calculates useful load with empty skip bucket weight, is more than when skip loading amount exceedes overload warning setting value or lifts load
During default lifting load threshold value, the indicator lamp corresponding to overload warning will be changed into the red of expression warning, and can send sound report
Alert (such as continuous three audio alerts), to remind staff to start lifting system under overload condition.
D, the alarm of card cylinder
If balancing cylinder is stuck, its internal oil pressure will stablize constant, therefore according to the oil in preset time range
Whether pressure variable quantity determine whether to there occurs card cylinder situation less than predetermined threshold value, when it is determined that during card cylinder, corresponding to the finger of card cylinder
Show that lamp will be changed into the red of expression warning, and audible alarm (such as lasting alarm sound) can be sent.
Additionally, data display and analyzing and processing platform 50 can also draw steel wire rope according to the tension value of hanging steel rope
Tension curve, and the curve is shown.The ordinate of the curve is chosen as tension value, and abscissa is chosen as hoisting container
Depth value, it is also possible to selection time.
For the embodiment that above-mentioned first sensing unit 10 includes multiple vibrating sensors 12, the institute of vibrating sensor 12
Collection it is horizontal and vertical on vibration signal by container top relay 20, well head reception relay device 30 and parsing net
Close 40 and reach data display and analyzing and processing platform 50.Accordingly, data display and analyzing and processing platform 50 may particularly include：Shake
Dynamic data reception module, spectrogram obtain module and the second fault cues module.Wherein, vibration data receiver module is used to receive
The vibration data after parsing transmitted by the parsing gateway 40.Spectrogram obtains module to be used to be calculated according to the vibration data
Go out the vibration displacement figure of corresponding hanging steel rope 3, then spectrogram is obtained by Fast Fourier Transform (FFT).Second fault cues mould
Block is used to judge whether vibration displacement transfinites or whether dynamic excitation frequency is close to the hoisting container 1 according to predetermined threshold value
Intrinsic frequency, and shown and fault cues.
For example, the second fault cues module can realize following functions：
E, the vibration displacement that will be calculated and predetermined threshold value are compared, to judge whether vibration displacement transfinites, if really
Determining vibration displacement transfinites, then will be changed into the red of expression warning corresponding to the indicator lamp that vibration displacement transfinites, and can send sound
Alarm (such as lasting alarm sound).
F, the intrinsic frequency of the hoisting container determined through Fast Fourier Transform (FFT) and dynamic excitation frequency are compared, such as
The intrinsic frequency of fruit hoisting container closely, then may cause resonance with dynamic excitation frequency, now corresponding to the finger of resonance
Show that lamp will be changed into the red of expression warning, and audible alarm (such as lasting alarm sound) can be sent.
For above-mentioned for the embodiment of the second sensing unit 60 (such as dual-Hall sensor etc.), the second sensing is single
The pulse signal that unit 60 is gathered is reached by container top relay 20, well head reception relay device 30 and parsing gateway 40
Data display and analyzing and processing platform 50.Accordingly, data display and analyzing and processing platform 50 may particularly include：Pulse data connects
Receive module, decentralization depth calculation module and depth display module.Wherein, pulse data receiver module is used to receive the parsing net
Close the pulse data after the parsing transmitted by 40.Decentralization depth calculation module is used to calculate the lifting according to the pulse data
The decentralization depth of container 1.Depth display module is used to show in real time the decentralization depth of the hoisting container 1.
Additionally, data display and analyzing and processing platform 50 can also show loading and unloading and lifting simulation animation, for example, simulate
Skip bucket is coaling, is unloaded coal and lifting process, and shows coal capacity and the viscous coal amount of unloading in skip bucket in real time in skip bucket.And skip bucket is on boundary
Relative position in face will change with physical location change of the skip bucket in well, and also can signal is carried out in place to skip bucket
Indicate.
For the system embodiment including flameproof and intrinsically safe power supply's case, data display and analyzing and processing platform
50 can include：Electric quantity data receiver module and charge alert module.Wherein, electric quantity data receiver module is used to receive the solution
The electric quantity data after parsing transmitted by analysis gateway 40.Charge alert module is used to judge whether electricity not according to predetermined threshold value
Foot, and shown and fault cues.
In above-mentioned each system embodiment, data display and analyzing and processing platform 50 can also be deposited to alarm logging
Storage, and the query function of alarm logging is provided.
Based on each embodiment of above-mentioned hoisting container hanging steel rope on-line monitoring system, present invention also offers online prison
Survey method, as shown in figure 8, the schematic flow sheet of the embodiment for on-line monitoring method of the present invention.In the present embodiment, online
Monitoring method includes：
Step 100, the Real-time Collection of the first sensing unit 10 can characterize the first state parameter of hanging steel rope 3, and pass
Pass container top relay 20；
Step 200, the container top relay 20 receive the first state parameter that the sensing unit is collected, and
The first state parameter is transmitted to the well head reception relay device 30 by FHSS and TDMA radio technology；
The data that step 300, the well head reception relay device 30 will be received are sent to via the parsing gateway 40
The data display and analyzing and processing platform 50, to carry out display, analysis and the treatment of data.
In the present embodiment, first state parameter can include being separately positioned on the steel wire rope at the top of the hoisting container 1
Correspond to the fuel injection pressure signal of the balancing cylinder of each bar hanging steel rope 3 on tension force hydraulic automatic balance device 2, it is also possible to including dividing
Each bar hanging steel rope 3 on the steel wire rope tension hydraulic automatic balance device 2 at the top of the hoisting container 1 is not arranged in horizontal stroke
To with longitudinal direction on vibration signal.
Fig. 9 shows another embodiment of on-line monitoring method of the present invention.Compared with a upper embodiment, the step of the present embodiment
Rapid 300 specifically include：
The data that step 310, the well head reception relay device 30 will be received are transferred to institute by frequency hopping communications mode
State parsing gateway 40；
After step 320, described parsing 40 pairs of data for receiving of gateway are parsed, it is sent to the data display and divides
Analysis processing platform 50.
Additionally, for the foregoing hoisting container hanging steel rope on-line monitoring system embodiment including the second sensing unit 60
For, before step 300, also include：
Step 600, the Real-time Collection of the second sensing unit 60 can characterize the second shape of the rotation number of turns of the hoisting drum
State parameter, and second state parameter is transmitted to the well head reception relay device 30.Second state parameter can be with
Two blocks of magnet steel including being symmetricly set on the dual-Hall sensor of the rotary shaft both sides of the hoisting drum gather what is measured
Pulse signal.
For different sensing datas, data display and analyzing and processing platform 50 can realize corresponding reception and treat
Journey.As shown in Figure 10, it is reception and the handling process schematic diagram of oil pressure data in on-line monitoring method embodiment of the present invention.For
For the fuel injection pressure signal of balancing cylinder, the reception of data display and analyzing and processing platform 50 and processing procedure include：
After step 411, the data display and analyzing and processing platform 50 receive the parsing transmitted by the parsing gateway 40
Oil pressure data；
Step 412, data display and analyzing and processing platform 50 calculate corresponding hanging steel rope 3 according to the oil pressure data
Tension value；
Step 413, data display and analyzing and processing platform 50 calculate the tension imbalance of hanging steel rope 3 according to tension value
Degree, and judge that whether tension imbalance degree, less than predetermined threshold value, is the when red for representing warning, otherwise represent normal green light
It is bright；
Whether step 414, data display and analyzing and processing platform 50 judge the lifting of hanging steel rope 3 load according to tension value
It is the when red for then representing shock loading alarm by shock loading, otherwise represents normal green light；
Whether step 415, data display and analyzing and processing platform 50 judge lifting load more than default threshold according to tension value
Value, is the when red for then representing overload warning, otherwise represents normal green light；
Step 416, data display and analyzing and processing platform 50 calculate oil pressure variable quantity according to oil pressure data, and judge oil pressure
Whether variable quantity is less than predetermined threshold value, is the when red for then representing the alarm of card cylinder, otherwise represents normal green light.
As shown in figure 11, it is that the reception of pulse data in on-line monitoring method embodiment of the present invention and handling process are illustrated
Figure.For the pulse signal of dual-Hall sensor collection, the reception of data display and analyzing and processing platform 50 and treated
Journey includes：
Step 421, data display and analyzing and processing platform 50 receive the arteries and veins after the parsing transmitted by the parsing gateway 40
Rush data；
Step 422, data display and analyzing and processing platform 50 are calculated under the hoisting container 1 according to the pulse data
Put depth；
The decentralization depth of step 423, data display and analyzing and processing 50 pairs of hoisting containers 1 of platform is shown in real time
Show.
As shown in figure 12, it is that the reception of vibration data in on-line monitoring method embodiment of the present invention and handling process are illustrated
Figure.For the horizontal and vertical vibration signal of steel wire rope, the reception of data display and analyzing and processing platform 50 and treated
Journey includes：
Step 431, data display and analyzing and processing platform 50 receive it is described parsing gateway 40 transmitted by parsing after shake
Dynamic data；
Step 432, the vibration displacement figure that corresponding hanging steel rope 3 is calculated according to the vibration data；
Step 433, vibration displacement figure is obtained into spectrogram by Fast Fourier Transform (FFT)；
Step 434, data display and analyzing and processing platform 50 judge whether vibration displacement transfinites or outward according to predetermined threshold value
Boundary's driving frequency whether close to the hoisting container 1 intrinsic frequency, be then represent vibration alarming when red, otherwise represent
Normal green light.
Additionally, for the system embodiment including flameproof and intrinsically safe power supply's case, on-line monitoring method may be used also
To further include：Container top relay 20 is by the electrical parameter of flameproof and intrinsically safe power supply's case to the well
Mouth reception relay device 30 is transmitted；After data display and analyzing and processing platform 50 receive the parsing transmitted by the parsing gateway 40
Electric quantity data, and not enough power supply is judged whether according to predetermined threshold value, and shown and fault cues.
Finally it should be noted that:The above embodiments are merely illustrative of the technical solutions of the present invention rather than its limitations；To the greatest extent
Pipe has been described in detail with reference to preferred embodiment to the present invention, and those of ordinary skill in the art should be understood：Still
Specific embodiment of the invention can be modified or equivalent is carried out to some technical characteristics；Without deviating from this hair
The spirit of bright technical scheme, it all should cover in the middle of claimed technical scheme scope of the invention.
Claims (22)
1. a kind of hoisting container hanging steel rope on-line monitoring system, including：First sensing unit, container top relay,
Well head reception relay device, parsing gateway and data display and analyzing and processing platform；First sensing unit is used to adopt in real time
Collection can characterize the first state parameter of hanging steel rope；The container top relay is arranged on the hoisting container top
Portion, and electrically connected with first sensing unit, for receiving the first state parameter that first sensing unit is collected, and
The first state parameter is transmitted to the well head reception relay device by FHSS and TDMA radio technology；Institute
State well head reception relay device and be arranged on shaft in wall or well head, the data for that will receive send via the parsing gateway
To the data display and analyzing and processing platform, to carry out display, analysis and the treatment of data.
2. hoisting container hanging steel rope on-line monitoring system according to claim 1, wherein the well head receives relaying
Carried out data transmission by frequency hopping communications mode between device and the parsing gateway.
3. hoisting container hanging steel rope on-line monitoring system according to claim 1, wherein first sensing unit
Including multiple oil pressure sensors, it is right on the steel wire rope tension hydraulic automatic balance device at the top of the hoisting container to be separately positioned on
Should be in the bypass of the balancing cylinder of each bar hanging steel rope, the fuel injection pressure signal for gathering corresponding balancing cylinder.
4. hoisting container hanging steel rope on-line monitoring system according to claim 1, wherein first sensing unit
Including multiple vibrating sensors, it is separately positioned on the steel wire rope tension hydraulic automatic balance device at the top of the hoisting container
The horizontal and vertical position of each bar hanging steel rope, for gathering vibration signal of the hanging steel rope on horizontal and vertical.
5. hoisting container hanging steel rope on-line monitoring system according to claim 1, wherein also including being arranged on described
The second sensing unit on or around the hoisting drum of hoisting container, electrically connects with the well head reception relay device, is used for
Real-time Collection can characterize the second state parameter of the rotation number of turns of the hoisting drum, and by second state parameter to institute
State the transmission of well head reception relay device.
6. hoisting container hanging steel rope on-line monitoring system according to claim 5, wherein second sensing unit
Including dual-Hall sensor, two blocks of magnet steel of the dual-Hall sensor are symmetricly set on the rotary shaft two of the hoisting drum
Side, for gathering the pulse signal for measuring.
7. hoisting container hanging steel rope on-line monitoring system according to claim 5, wherein first sensing unit
Including multiple oil pressure sensors and multiple vibrating sensors, the multiple oil pressure sensor is separately positioned on the hoisting container top
Corresponding in the bypass of the balancing cylinder of each bar hanging steel rope on the steel wire rope tension hydraulic automatic balance device in portion, for adopting
Collect the fuel injection pressure signal of corresponding balancing cylinder, the multiple vibrating sensor is separately positioned on the steel wire at the top of the hoisting container
The horizontal and vertical position of each bar hanging steel rope on rope tension hydraulic automatic balance device, for gathering the hanging steel rope
Vibration signal on horizontal and vertical；Pass through frequency hopping communications side between the well head reception relay device and the parsing gateway
Formula carries out data transmission.
8. hoisting container hanging steel rope on-line monitoring system according to claim 1, wherein on the hoisting container top
Portion is additionally provided with flameproof and intrinsically safe power supply's case, for being supplied to first sensing unit and the container top relay
Answer electric power；The container top relay is that essential safe type gathers and send case, and the well head reception relay device is this
Matter safe wireless receiving magazine.
9. hoisting container hanging steel rope on-line monitoring system according to claim 3, wherein the data display and point
Analysis processing platform includes：
Oil pressure data reception module, for receiving the oil pressure data after the parsing transmitted by the parsing gateway；
Tension value computing module, the tension value for calculating corresponding hanging steel rope according to the oil pressure data；
Fisrt fault reminding module, the tension imbalance for calculating hanging steel rope according to the oil pressure data and tension value
Degree, shock loading, lifting load or oil pressure variable quantity, and shown according to predetermined threshold value and fault cues.
10. hoisting container hanging steel rope on-line monitoring system according to claim 6, wherein the data display and point
Analysis processing platform includes：
Pulse data receiver module, for receiving the pulse data after the parsing transmitted by the parsing gateway；
Decentralization depth calculation module, the decentralization depth for calculating the hoisting container according to the pulse data；
Depth display module, the decentralization depth for showing the hoisting container in real time.
11. hoisting container hanging steel rope on-line monitoring systems according to claim 4, wherein the data display and point
Analysis processing platform includes：
Vibration data receiver module, for receiving the vibration data after the parsing transmitted by the parsing gateway；
Spectrogram acquisition module, the vibration displacement figure for calculating corresponding hanging steel rope according to the vibration data, then
Spectrogram is obtained by Fast Fourier Transform (FFT)；
Second fault cues module, for judging whether vibration displacement transfinites or whether dynamic excitation frequency connects according to predetermined threshold value
The intrinsic frequency of the hoisting container is bordering on, and is shown and fault cues.
12. hoisting container hanging steel rope on-line monitoring systems according to claim 8, wherein the container top is relayed
Device is additionally operable to transmit the electrical parameter of flameproof and intrinsically safe power supply's case to the well head reception relay device；
The data display and analyzing and processing platform include：
Electric quantity data receiver module, for receiving the electric quantity data after the parsing transmitted by the parsing gateway；
Charge alert module, for judging whether not enough power supply according to predetermined threshold value, and is shown and fault cues.
A kind of 13. online prisons based on any described hoisting container hanging steel rope on-line monitoring system of claim 1~12
Survey method, including：
First sensing unit Real-time Collection can characterize the first state parameter of hanging steel rope, and pass to container top relaying
Device；
The container top relay receives the first state parameter that the sensing unit is collected, and by FHSS and
TDMA radio technology transmits the first state parameter to the well head reception relay device；
The data that the well head reception relay device will be received are sent to the data display and divide via the parsing gateway
Analysis processing platform, to carry out display, analysis and the treatment of data.
14. on-line monitoring methods according to claim 13, wherein the number that the well head reception relay device will be received
According to via it is described parsing gateway be sent to the data display and analyzing and processing platform operation specifically include：
The data that the well head reception relay device will be received are transferred to the parsing gateway by frequency hopping communications mode；
After the parsing gateway is parsed to the data for receiving, the data display and analyzing and processing platform are sent to.
15. on-line monitoring methods according to claim 13, wherein the first state parameter includes being separately positioned on institute
State the balancing cylinder corresponding to each bar hanging steel rope on the steel wire rope tension hydraulic automatic balance device at the top of hoisting container
Fuel injection pressure signal.
16. on-line monitoring methods according to claim 13, wherein the first state parameter includes being separately positioned on institute
Each bar hanging steel rope on the steel wire rope tension hydraulic automatic balance device at the top of hoisting container is stated on horizontal and vertical
Vibration signal.
17. on-line monitoring methods according to claim 13, wherein hoisting container hanging steel rope on-line monitoring system
System also includes being arranged on the second sensing unit on or around the hoisting drum of the hoisting container, in being received with the well head
After device electrical connection；The data that the on-line monitoring method will be received in the well head reception relay device are via the parsing
Before gateway is sent to the data display and analyzing and processing platform, also include：
The second sensing unit Real-time Collection can characterize the second state parameter of the rotation number of turns of the hoisting drum, and will
Second state parameter is transmitted to the well head reception relay device.
18. on-line monitoring methods according to claim 17, wherein second state parameter includes being symmetricly set on institute
Two blocks of magnet steel for stating the dual-Hall sensor of the rotary shaft both sides of hoisting drum gather the pulse signal for measuring.
19. on-line monitoring methods according to claim 15, wherein will be received in the well head reception relay device
After data are sent to the data display and analyzing and processing platform via the parsing gateway, also include：
The oil pressure data after parsing transmitted by the data display and the analyzing and processing platform reception parsing gateway, and according to
The oil pressure data calculate the tension value of corresponding hanging steel rope；The data display and analyzing and processing platform are according to the oil
Pressure data and tension value calculate tension imbalance degree, shock loading, lifting load or the oil pressure variable quantity of hanging steel rope, and root
Shown according to predetermined threshold value and fault cues.
20. on-line monitoring methods according to claim 18, wherein will be received in the well head reception relay device
After data are sent to the data display and analyzing and processing platform via the parsing gateway, also include：
The pulse data after parsing transmitted by the data display and the analyzing and processing platform reception parsing gateway, and according to
The pulse data calculates the decentralization depth of the hoisting container；
The data display and analyzing and processing platform are shown in real time to the decentralization depth of the hoisting container.
21. on-line monitoring methods according to claim 16, wherein will be received in the well head reception relay device
After data are sent to the data display and analyzing and processing platform via the parsing gateway, also include：
The vibration data after parsing transmitted by the data display and the analyzing and processing platform reception parsing gateway, and according to
The vibration data calculates the vibration displacement figure of corresponding hanging steel rope, then obtains frequency spectrum by Fast Fourier Transform (FFT)
Figure；
The data display and analyzing and processing platform judge whether vibration displacement transfinites or dynamic excitation frequency according to predetermined threshold value
Whether close to the hoisting container intrinsic frequency, and shown and fault cues.
22. on-line monitoring methods according to claim 13, wherein it is simultaneous originally that flame proof is additionally provided with the top of the hoisting container
Matter safety type power case, for first sensing unit and container top relay supply electric power；It is described online
Monitoring method also includes：
The container top relay receives the electrical parameter of flameproof and intrinsically safe power supply's case to the well head
Relay is transmitted；
The electric quantity data after parsing transmitted by the data display and the analyzing and processing platform reception parsing gateway, and according to
Predetermined threshold value judges whether not enough power supply, and is shown and fault cues.
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| CN201710098780.1A CN106865375A (en) | 2017-02-23 | 2017-02-23 | Hoisting container hanging steel rope on-line monitoring system and method |
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| CN110422725A (en) * | 2019-08-18 | 2019-11-08 | 浙江梅轮电梯股份有限公司 | The anti-fall independent safety monitoring method of elevator based on non-linear form resonance model |
| CN110422725B (en) * | 2019-08-18 | 2021-04-02 | 浙江梅轮电梯股份有限公司 | Elevator anti-falling independent safety monitoring method based on nonlinear morphological resonance model |
| CN114000853A (en) * | 2020-07-28 | 2022-02-01 | 中国石油天然气股份有限公司 | Control method and control system of oil pumping unit and computer readable storage medium |
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Application publication date: 20170620 |