CN205772586U - Elevator failure diagnosis device and the controller for Elevator Fault Diagnosis - Google Patents
Elevator failure diagnosis device and the controller for Elevator Fault Diagnosis Download PDFInfo
- Publication number
- CN205772586U CN205772586U CN201620478289.2U CN201620478289U CN205772586U CN 205772586 U CN205772586 U CN 205772586U CN 201620478289 U CN201620478289 U CN 201620478289U CN 205772586 U CN205772586 U CN 205772586U
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- Prior art keywords
- elevator
- type brake
- band
- detector unit
- failure diagnosis
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Classifications
-
- 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
- B66B5/0025—Devices monitoring the operating condition of the elevator system for maintenance or repair
-
- 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
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B3/00—Applications of devices for indicating or signalling operating conditions of elevators
-
- 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
Abstract
This utility model relates to a kind of elevator failure diagnosis device and the controller for Elevator Fault Diagnosis.Elevator failure diagnosis device includes: band-type brake runs detector unit, and described band-type brake runs detector unit for detecting the vibration signal of band-type brake action；And master controller, it is connected to described band-type brake and runs detector unit, for the vibration signal of band-type brake action is processed, thus judge band-type brake running quality, and will determine that result is sent to display unit.According to this utility model, it is possible to safely and effectively elevator faults is remotely diagnosed.The invention also discloses a kind of controller for Elevator Fault Diagnosis.
Description
Technical field
This utility model belongs to elevator observation and control technology field, relates more specifically to a kind of Elevator Fault Diagnosis
Device and the controller for Elevator Fault Diagnosis.
Background technology
At present, the Chinese country having become elevator recoverable amount maximum in the world, and elevator safety problem
Become increasingly conspicuous.Adding up according to State General Administration for Quality Supervision, from 2003 so far, the security incident of elevator is always
Rank first to third in eight big class special equipments.According to statistics, many factors causing elevator safety hidden danger
In, workmanship accounts for 16%, installs and accounts for 24%, and maintenance and use problem are up to 60%.Present
Overhauling elevator system, needs after failure, maintainer to scene carries out breakdown judge solution
Certainly.And owing to elevator faults is various and region limits, can not quickly and efficiently find and solution is asked
Topic.
Summary of the invention
The elevator of newer type number may be provided with sensor when dispatching from the factory, and these sensors can detect electricity
Parameter in ladder running, and export the Operation and Maintenance personnel judgement for elevator of the detected parameter
Whether elevator exists fault.But, the parameter detected and the mode exporting these parameters etc. and electricity
The structure of ladder, principle etc. are relevant, and different elevator manufacturers elevator model not even together may use not
Same parameter.And, substantial amounts of old-fashioned elevator cannot provide such parameter the most at all.This makes
The running status of supervision elevator and judge that after having an accident cause of accident etc. is the most inconvenient.
This utility model provides a kind of elevator failure diagnosis device and controller.
According to one side of the present utility model, it is provided that a kind of elevator failure diagnosis device, this elevator event
The barrier diagnostic equipment includes that band-type brake runs detector unit, and described band-type brake runs detector unit and is used for
The vibration signal of detection band-type brake action；And master controller, it is connected to described band-type brake and runs detection
Unit, for processing the vibration signal of band-type brake action, thus judges that band-type brake runs matter
Amount, and will determine that result is sent to display unit.
According to a kind of embodiment, the vibration signal of described band-type brake action includes that the open/close lock of left and right band-type brake moves
Make vibration signal.
According to a kind of embodiment, band-type brake runs the acceleration that detector unit includes being arranged on band-type brake
Sensor, for detecting the acceleration of the open/close lock action of left and right band-type brake.
According to a kind of embodiment, master controller is for the open/close lock action vibration signal according to left and right band-type brake
Obtain initial time and the stop timing of left and right band-type brake open/close lock action, and/or obtain switching-off action letter
Number pulsewidth.
According to a kind of embodiment, master controller is for obtaining by the acceleration of described open/close lock action
Energy spectral density.
According to a kind of embodiment, it is single that elevator failure diagnosis device can also include that car vertically runs detection
Unit, described car vertically runs detector unit for gathering the vertical speed of service of lift car.
According to a kind of embodiment, master controller can be also used for the open/close lock action according to left and right band-type brake
Acceleration signal and the vertical running speed signal of described lift car, it is judged that the traction sheave of elevator
Coefficient of friction between grooving and traction steel-cable.
According to a kind of embodiment, elevator failure diagnosis device can also include that elevator door lock loop detection is single
Unit, described elevator door lock loop detector unit is arranged to serial or parallel connection in loop of the door lock, is used for
Measure the resistance value of loop of the door lock.
According to a kind of embodiment, elevator door lock loop detector unit can be configured so that being connected on door lock returns
Lu Zhong, for measuring the resistance value of loop of the door lock.
According to a kind of embodiment, elevator failure diagnosis device can also include that elevator safety loop detection is single
Unit, described elevator safety loop detector unit is arranged to serial or parallel connection in safety return circuit, is used for
Measure the resistance value of safety return circuit.
According to a kind of embodiment, elevator safety loop detector unit is arranged to be connected on safety return circuit
In, for measuring the resistance value of safety return circuit.
According to a kind of embodiment, elevator failure diagnosis device can also include following at least one: rock
Detector unit, for gathering the horizontal vibration signal of lift car；Elevator abnormal sound detector unit, is used for
Gather the audio signal that elevator run duration produces；Floor flat bed detector unit, is used for measuring elevator car
Railway carriage or compartment flat bed result.
According to a kind of embodiment, elevator failure diagnosis device can also include alarm unit, for when sentencing
When disconnected result is beyond running quality threshold value, master controller sends alarm signal to alarm unit.
According to a kind of embodiment, display unit is positioned at remotely relative to elevator.
According to another aspect of the present utility model, it is provided that a kind of control for Elevator Fault Diagnosis
Device, including receiving device, for receiving the vibration signal of the band-type brake action embracing elevator；Processing means,
It is connected to described reception device, for the vibration signal of band-type brake action is processed；Judgment means,
It is connected to described processing means, for judging whether elevator exists fault according to the result of described process.
According to a kind of embodiment, the vibration signal of band-type brake action includes that the open/close lock action of left and right band-type brake is shaken
Dynamic signal, described processing means is about the open/close lock action vibration signal according to left and right band-type brake obtains
The initial time of band-type brake open/close lock action and stop timing, and/or obtain the arteries and veins of switching-off action signal
Wide.
According to a kind of embodiment, the vibration signal of band-type brake action includes the open/close lock action of left and right band-type brake
Acceleration, described processing means is for obtaining energy by described acceleration is carried out Fourier transformation
Spectrum density.
According to a kind of embodiment, receive device and can be also used for receiving the vertical speed of service of lift car
Signal.
According to a kind of embodiment, processing means can be also used for according to described acceleration and described vertically
Running speed signal, it is thus achieved that the coefficient of friction between grooving and the traction steel-cable of the traction sheave of elevator.
This diagnostic system and method can be easy to attendant to the location of elevator faults and solution；And
The each several part real-time status of elevator monitoring can be analyzed and predict the generation of fault, propose maintenance warning, from
And the significant trouble of elevator is prevented trouble before it happens.
Accompanying drawing explanation
By being more clearly understood from feature and advantage of the present utility model with reference to accompanying drawing, accompanying drawing is to show
Meaning property and should not be construed as this utility model is carried out any restriction, in the accompanying drawings:
Fig. 1 illustrates the block diagram of an embodiment according to elevator failure diagnosis device of the present utility model；
Fig. 2 illustrates bowing of an embodiment according to band-type brake of the present utility model operation detector unit
Depending on schematic diagram；
Fig. 3 illustrates an embodiment according to the controller for Elevator Fault Diagnosis of the present utility model
Structural representation.
Detailed description of the invention
Feature and the exemplary embodiment of of the present utility model various aspects are described more fully below.Under
In the detailed description in face, it is proposed that many details, in order to provide comprehensive reason of the present utility model
Solve.But, it will be apparent to those skilled in the art that this utility model can be not required to
Implement in the case of wanting some details in these details.Description to embodiment below is only
In order to be better understood from of the present utility model by illustrating that example of the present utility model provides.This reality
It is never limited to any concrete configuration set forth below and method with novel, but without departing from this practicality
Cover any amendment of element, parts and algorithm on the premise of novel spirit, replace and improve.
In the the accompanying drawings and the following description, it is shown without known structure and technology, in order to avoid this practicality
Novel cause unnecessary fuzzy.
Below in conjunction with the accompanying drawings, the elevator failure diagnosis device according to this utility model embodiment is described in detail
And controller.
Fig. 1 illustrates the block diagram of an embodiment according to elevator failure diagnosis device of the present utility model.
As it is shown in figure 1, this elevator failure diagnosis device includes that band-type brake runs detector unit 101 and master control
Device 108 processed.Band-type brake runs detector unit 101 for detecting the vibration signal of band-type brake action.Main
Controller 108 is connected to band-type brake and runs detector unit 101, for believing the vibration of band-type brake action
Number process, thus judge band-type brake running quality, and it is single to will determine that result is sent to display
Unit 110.Display unit 110 is for showing the judged result that described master controller 108 is sent.Master control
Device 108 processed can be located at lift car interiorly or exteriorly, it is also possible to is located in elevator clipping room, also
Can be positioned at remotely relative to elevator, such as, be arranged in the Control Room of elevator.
In one embodiment, display unit 110 can be positioned at remotely relative to elevator.Such as, aobvious
Show that unit 110 can be arranged in the Control Room of elevator.As required, Control Room can also be arranged
Memory element 109, alarm unit 111 etc..Master controller 108 exceeds running quality in judged result
During threshold value, alarm signal can be sent to alarm unit 111, to be notified elevator by alarm unit 111
Operation and Maintenance personnel.Memory element 109 can store the judgement knot of master controller 108 in time
Really, to provide the long-time statistical data about elevator ride quality.Additionally, in one embodiment,
Master controller 108 by the way of radio communication with remote server on alarm unit 111, display
Unit 110, memory element 109 are connected such that it is able to be easy to attendant and determine elevator faults
Position and solution；And the band-type brake that can analyze elevator monitoring runs part real-time status and predicts fault
Generation, propose maintenance warning, thus the significant trouble of elevator prevented trouble before it happens.
Fig. 2 illustrates that band-type brake runs the schematic top plan view of an embodiment of detector unit.Band-type brake is stopped
Car runs the vibrating sensor 1015 that detector unit 101 can include being arranged on elevator internal contracting brake.Vibration
Sensor 1015 can be arranged on band-type brake lock arm 1012, such as, can be arranged on elevator internal contracting brake lock arm
The upside of 1012.Vibrating sensor 1015 can also be arranged on brake shoe 1013 or the brake rubber block 1014 of band-type brake
At position.
In one embodiment, the vibration signal of band-type brake action includes that the open/close lock action of left and right band-type brake is shaken
Dynamic signal.Acceleration transducer can detect the acceleration of the open/close lock action of left and right band-type brake.Main control
Device 108 can extract the open/close of left and right band-type brake from the vibration signal of the open/close lock action of left and right band-type brake
The initial time t of lock action0L、t0R、With stop timing t1L、t1R、All right
Calculate the pulsewidth Δ t of open/close lock actuating signalL、ΔtR、(such as by Δ tL=t1L-
t0LDeng).Master controller 108 can determine whether whether left and right band-type brake open/close lock action exists time delay.Band-type brake moves
Being to the delay time opening band-type brake after motor torque as delay time, the effect of elevator internal contracting brake is to work as
Lift car is in static and motor and is under power failure state the electromechanical device preventing elevator from moving again.?
In some control form, it can check elevator when motor power-off.Its control mode is usually electric
Time band-type brake unclamp, during dead electricity, band-type brake is held tightly.Lead to as it has been described above, band-type brake runs detector unit 101
Cross the initial time t of the open/close lock action extracting left and right band-type brake0L、t0R、And the stop timing
t1L、t1R、Thus effectively judge that the action of the open/close lock action of the left and right band-type brake of elevator is
It is no that unanimously whether band-type brake action exists time delay, and for result above in time to elevator the need of dimension
Protect and carry out anticipation, improve the safety of elevator and the ageing of elevator repair and maintenance.
In one embodiment, the open/close lock action detected according to acceleration vibrating sensor 1015
Acceleration a, it is known that the useful frictional force of pulley embraced by band-type brake is F=μ FN=μm a, wherein μ
It is the coefficient of friction of the grooving traction steel-cable of traction sheave, FNFor band-type brake pressure, m is quality.And root
According to lift dragging machine structure, open a sluice gate suffered i.e. useful frictional force=coefficient of friction * (brake force-bullet of making a concerted effort
Spring force-resistance), suffered i.e. useful frictional force=coefficient of friction * (spring force-resistance of making a concerted effort of closing a floodgate
Power).Because quality m keeps constant in above formula, coefficientoffrictionμ and steel wire rope and the surface of traction sheave
Material has relation, and when the two does not occurs abrasion, μ is it is believed that keep constant；Therefore the change of F can
It is converted into the change of acceleration a.
If acceleration transducer output acceleration signal is fT(t), fTT the Fourier transformation of () is
FT(ω), according to Parseval's theorem, fTThe energy of (t)Wherein, G (f)=| FT(ω)|2It is referred to as energy spectral density.
Therefore,
Therefore to institute's measuring acceleration value, can be quadratured by such as Fourier transformation mode, it is thus achieved that energy
Spectrum density.
Pulsewidth, energy spectral density according to left and right open/close lock are the most normal, it can be determined that band-type brake pressure
The most normal, obtain band-type brake running quality.And can according to result above in time to elevator whether
Need maintenance to carry out anticipation, improve the security performance of elevator.
In one embodiment, elevator failure diagnosis device also includes that car vertically runs detector unit
106, described car vertically runs detector unit 106 for gathering the vertical speed of service of lift car.
Security maintenance threshold value and threshold value of warning can be set run signal vertical to car, if during Wei Huing, sedan-chair
The vertical speed of service in railway carriage or compartment exceeds security maintenance threshold value, then propose alarm, and such as master controller 108 can
To send alarm signal to alarm unit 111；If elevator properly functioning period, the vertical operation of car
Speed exceed threshold value of warning, excessive velocities or the slowest, then propose alarm, such as master controller 108 to
Alarm unit 111 sends alarm signal, reminds repair and maintenance personnel to safeguard.
In one embodiment, master controller is according to the acceleration of the open/close lock action of described left and right band-type brake
Degree signal and the vertical running speed signal of lift car, it is judged that the grooving of traction sheave and traction steel wire
Coefficient of friction between rope.This judgement such as can be carried out in real time.Owing to draging during motor rotation
Frictional force between grooving and the traction steel-cable of running wheel, drives steel wire rope to make car relative with to recast
Motion, car runs up and down along guide rail in hoistway.This frictional force F=μm a, wherein a is above-mentioned
The signal of the sensor output on band-type brake, band-type brake runs detector unit can monitor the change of a in real time
Changing, m is that quality keeps constant.When elevator running uses, steel wire rope and traction sheave can produce abrasion,
Need to safeguard in time.The vertical speed of service of elevator is closely bound up with frictional force F, when band-type brake is normal
Time, acceleration signal a is normal, then the abnormal conditions of the vertical speed of service of car can be by rubbing
Coefficient μ determines.When steel wire rope and traction sheave surface abrasion cause μ value to become big, then the vertical fortune of car
Line speed can be slack-off；On the contrary, if μ value diminishes, then the vertical speed of service of car can accelerate.Cause
This, by monitoring the anti-size releasing μ value of the vertical speed of service of car in real time, thus can obtain steel
Cord and traction sheave surface abrasion situation.In one embodiment, the vertical speed of service of car is set
Put threshold value of warning.In the range of threshold value of warning, it is judged that coefficient of friction is normal, steel wire rope and traction sheave table
The non-heavy wear in face；Exceeding threshold value, then send early warning, master controller 108 is to alarm unit 111
Going out alarm signal, notice alarm unit 111 is reported to the police.Repair and maintenance personnel are to steel wire rope and traction in prompting
Wheel carries out maintaining, keeping in repair.The vertical speed of service of associating band-type brake acceleration and car, can comprehensive descision
Band-type brake pressure, steel wire rope and traction sheave surface abrasion situation, the end that prevents from squatting, rush to summit, slip the shapes such as car
Condition.
In one embodiment, elevator failure diagnosis device also includes elevator door lock loop detector unit
102, described elevator door lock loop detector unit 102 is arranged to serial or parallel connection at loop of the door lock
In, for measuring the resistance value of loop of the door lock.Door lock in cage operation can be returned in the host controller
The resistance value on road arranges threshold value of warning and secure threshold, and door lock of elevator is returned by described master controller 108
The result of road detector unit 102 detection compares with described threshold value of warning and secure threshold, and will
Result is sent to storage and display unit 109,110, when loop resistance value exceedes threshold value of warning, sends out
Going out early warning signal, the reasons such as prompting circuit switching may wear and tear, dust is too much, repair and maintenance personnel need to be carried out
Maintenance, when loop resistance value infinity, then circuit switching damages, and car cannot run, repair and maintenance people
Member need to keep in repair；When loop resistance value belongs to secure threshold, in conjunction with cage operation speed, work as sedan-chair
When the railway carriage or compartment speed of service is beyond maintenance speed, (maintenance speed is typically a lowest speed, shows at elevator
At service mode), master controller 108 sends alarm signal to alarm unit 111, and notice is reported to the police single
Unit 111 reports to the police, prompting maintainer and passenger.In one embodiment, rise for greater safety
Seeing, elevator door lock loop detector unit 102 is connected in loop of the door lock, and does not select parallel connection side
Formula, prevents measurement module self from damaging the short circuit caused.
In one embodiment, elevator failure diagnosis device also includes elevator safety loop detector unit
103, described elevator safety loop detector unit 103 is arranged to serial or parallel connection at safety return circuit
In, for measuring the resistance value of safety return circuit.Can be to safety return circuit in cage operation in master controller
Resistance value threshold value of warning and secure threshold are set, described master controller 108 is to elevator safety loop
The result of detector unit 103 detection compares with described threshold value of warning and secure threshold, it is possible to
Send result to storage and display unit 109,110, when loop resistance value exceedes threshold value of warning,
Sending early warning signal, the reasons such as prompting circuit switching may wear and tear, dust is too much, repair and maintenance personnel need to enter
Row maintenance, when loop resistance value infinity, then circuit switching damages, and car cannot run, repair and maintenance
Personnel need to keep in repair；When loop resistance value belongs to secure threshold, in conjunction with cage operation speed, when
When cage operation speed is beyond maintenance speed, master controller 108 sends alarm signal to alarm unit 111
Number, notice alarm unit 111 is reported to the police, prompting maintainer and passenger.Additionally, according to one
Embodiment, described elevator failure diagnosis device can include being positioned at long-range terminal relative to elevator,
This terminal can include described storage, display unit and alarm unit, such that it is able to the peace to elevator
Full loop carries out long-range monitoring.In one embodiment, elevator safety loop detector unit 103 is gone here and there
Be associated in safety return circuit, and do not select parallel way, prevent measurement module self damage cause short
Road.
In one embodiment, elevator failure diagnosis device also includes elevator abnormal sound detector unit 104,
Described elevator abnormal sound detector unit 104 is for gathering the audio signal that elevator run duration produces, described
Elevator abnormal sound detector unit such as can be arranged on the outside of car.In one embodiment, described
Elevator abnormal sound detector unit can be arranged on inside the top outside car and/or elevator hoistways.
In one embodiment, audio signal is separated and extracts by master controller 108, rejects nothing
With the interference of audio signal.Audio signal is the regular sound wave with voice, music and audio
Frequency, amplitude of variation result carrier.According to the feature of sound wave, audio result can be categorized as rule sound
Frequency and irregular sound.Wherein rule audio frequency can be divided into again voice, music and audio.Rule audio frequency
It is a kind of continuously varying analog signal, can represent with a continuous print curve, referred to as sound wave.Sound
Three key elements of sound are tone, loudness of a sound and tone color.Sound wave or sine wave have three important parameters: frequently
Rate ω 0, amplitude A n and phase place ψ n, this most just determines the feature of audio signal.Can be according to sound
Frequently the useless audio frequency of the audio signal detected rejected by the characteristic use of signal existing audio frequency separation equipment
The sound that such as wind and people cause；Further, the sound sound intensity is calculated in real time.When the sound intensity exceedes setting threshold
Value, provides alert；And voice data is preserved, diagnose and analyzes, check that elevator components is
No abrasion and foreign body obstruction etc. are abnormal.And in time elevator is carried out the need of maintenance for result above
Anticipation, prevents trouble before it happens.
In one embodiment, what elevator failure diagnosis device also included lift car rocks detector unit
105, the detector unit 105 of rocking of described lift car is believed for the horizontal vibration gathering lift car
Number.In one embodiment, lift car is rocked detector unit 105 and detects by master controller 108
The empirical value of result and setting compare, and send result to storage and display unit
109,110, when horizontal vibration signal is beyond threshold range, illustrate to lead boots abrasion, guide rail out of plumb
Abnormal etc. horizontal jitter relevant device.Leading boots is the portion that can slide between cage guide and car
Part, such as nylon block, car can be fixed on guide rail by it, and car may only be moved up and down.
Lead boots top and can also have lubricating cup, reduce the frictional force of shoe guide and guide rail.Lead boots abrasion and can cause elevator
Horizontal jitter, the use safety of serious threat elevator, repair and maintenance personnel need to safeguard.Master controller
108 send alarm signal to alarm unit 111, and notice alarm unit 111 is reported to the police.
In one embodiment, elevator failure diagnosis device also includes floor flat bed detector unit 108,
Described floor flat bed detector unit 108 such as measures elevator car by elevator leveling switch and tacho-pulse
Railway carriage or compartment flat bed result.In one embodiment, master controller 108 is to elevator floor flat bed detector unit
The result of 108 detections compares with the empirical value of setting, and master controller 108 is to alarm unit
111 send alarm signal, and notice alarm unit 111 is reported to the police.
Elevator failure diagnosis device according to the various embodiment of the application can quick diagnosis elevator faults
Position and problem, it is simple to attendant efficiently solves problem and protection passenger-in-elevator and the safety of equipment；And
And, provide alert to not breaking down, reduce the generation of elevator accident.Electricity according to various embodiments
Ladder trouble-shooter can be suitable for for the elevator of different vendor, different model, and can add
Install on old-fashioned elevator, thus allow supervision department or third party preferably to supervise the running status of elevator
With determine accident responsibility.
Fig. 3 shows according to a kind of embodiment, for the example of the controller 300 of Elevator Fault Diagnosis
Property structure.Controller 300 can be as the master controller 108 in Fig. 1.As it is shown on figure 3, control
Device 300 can include receiving device 310, processing means 320 and judgment means 330.Receive device
310 for receiving the vibration signal of the band-type brake action of elevator.Processing means 320 is connected to receive device
310, for the vibration signal of band-type brake action is processed.Judgment means 330 is connected to process dress
Put 320, for judging whether elevator exists fault according to the result of described process.As explained above with figure
Described in 1, receive the vibration signal of band-type brake action that device 310 receives can include the opening of left and right band-type brake/
Feed motion vibration signal, processing means 320 can vibrate letter according to the open/close lock action of left and right band-type brake
Number obtain the initial time of left and right band-type brake open/close lock action and stop timing, and/or obtain switching-off action
The pulsewidth of signal.Altematively or additionally, the vibration letter of the band-type brake action that device 310 receives is received
Number can also include the acceleration of the open/close lock action of left and right band-type brake, processing means 320 can be by right
Described acceleration carries out Fourier transformation to obtain energy spectral density.Receive device 310 can also receive
The vertical running speed signal of lift car.Processing means 320 can be according to the open/close lock of left and right band-type brake
The acceleration of action and described vertical running speed signal, it is thus achieved that the grooving of the traction sheave of elevator with drag
Draw the coefficient of friction between steel wire rope.Judgment means 330 can be obtained according to processing means 320
The one or more threshold values preset in result and controller 300, the band-type brake understanding elevator runs
The situations such as quality, coefficient of friction between the grooving of traction sheave and traction steel-cable, to judge that elevator is
No there is fault.Judged result can be to be such as sent to long-range supervision in the way of wired or wireless
Terminal, for the purpose showing, store or reporting to the police.
It will be understood by those skilled in the art that controller 300 can use software, hardware and/or firmware
Mode realize.Such as, in one embodiment, controller 300 can be at messaging device
In realized by programmed instruction, these programmed instruction can be stored in the non-of this messaging device
In volatile memory, and make when being performed by one or more processors of this messaging device
This messaging device realizes receiving device, processing means and judgment means accordingly.These programs refer to
Order can be contained in and exists with the form such as source code, object code, intermediate code and can be to compile
Interpretive mode perform executable file or APP in.In another kind of embodiment, controller 300
Can be realized by hard-wired circuit, reception device therein, processing means and judgment means can be those
This circuit that is discrete and that connect, it is also possible to integrate.
It should be noted that, in the claims, word " comprises " or " including " is not precluded from existing not
Arrange element in the claims or assembly.It is positioned at the article " " or " before element or assembly
Individual " also it is not precluded from there is multiple such element or the situation of assembly.
Furthermore, it should also be noted that the language used in this specification is primarily to readable and teaching
Purpose and select rather than select to explain or limit theme of the present utility model.
Therefore, in the case of without departing from the scope of the appended claims and spirit, for the art
Those of ordinary skill for many modifications and changes will be apparent from.About of the present utility model
Scope, the description done in description is all illustrative and not restrictive, of the present utility model
Scope is defined by the appended claims.
Claims (19)
1. an elevator failure diagnosis device, including:
Band-type brake runs detector unit, and described band-type brake operation detector unit is used for detecting band-type brake and moves
The vibration signal made；And
Master controller, is connected to described band-type brake and runs detector unit, for shaking band-type brake action
Dynamic signal processes, thus judges band-type brake running quality, and will determine that result is sent to show
Show unit.
Elevator failure diagnosis device the most according to claim 1, wherein, described band-type brake action
Vibration signal include the open/close lock action vibration signal of left and right band-type brake.
Elevator failure diagnosis device the most according to claim 2, wherein, described band-type brake
Run detector unit and include the acceleration transducer that is arranged on band-type brake, for detect the opening of left and right band-type brake/
The acceleration of feed motion.
Elevator failure diagnosis device the most according to claim 2, wherein, described master controller
Rising of left and right band-type brake open/close lock action is obtained for the open/close lock action vibration signal according to left and right band-type brake
Begin moment and stop timing, and/or obtain the pulsewidth of switching-off action signal.
Elevator failure diagnosis device the most according to claim 3, wherein, described master controller
For obtaining energy spectral density by the acceleration of described open/close lock action.
Elevator failure diagnosis device the most according to claim 1, wherein, also includes that car hangs down
Directly running detector unit, described car vertically runs detector unit for gathering the vertical fortune of lift car
Line speed.
Elevator failure diagnosis device the most according to claim 6, wherein, described main control
Device is additionally operable to the acceleration signal of the open/close lock action according to left and right band-type brake and hanging down of described lift car
Straight running speed signal, it is judged that the friction system between grooving and the traction steel-cable of the traction sheave of elevator
Number.
8. according to the elevator failure diagnosis device in claim 1, wherein, also include door lock of elevator
Loop detector unit, described elevator door lock loop detector unit is arranged to serial or parallel connection and returns at door lock
Lu Zhong, for measuring the resistance value of loop of the door lock.
The most according to Claim 8, the elevator failure diagnosis device in, wherein, described door lock of elevator returns
Road detector unit is arranged to be connected in loop of the door lock, for measuring the resistance value of loop of the door lock.
10. according to the elevator failure diagnosis device in claim 1, wherein, also include elevator safety
Loop detector unit, described elevator safety loop detector unit is arranged to serial or parallel connection and returns in safety
Lu Zhong, for measuring the resistance value of safety return circuit.
11. according to the elevator failure diagnosis device in claim 10, wherein, and described elevator safety
Loop detector unit is arranged to be connected in safety return circuit, for measuring the resistance value of safety return circuit.
12. elevator failure diagnosis devices according to claim 1, also include following at least one
:
Rock detector unit, for gathering the horizontal vibration signal of lift car；
Elevator abnormal sound detector unit, for gathering the audio signal that elevator run duration produces；And
Floor flat bed detector unit, is used for measuring elevator cabin flat level result.
13. elevator failure diagnosis devices according to claim 1, also include alarm unit, use
In when judged result is beyond running quality threshold value, master controller sends alarm signal to alarm unit.
14. elevator failure diagnosis devices according to claim 1, wherein, described display unit
It is positioned at remotely relative to elevator.
15. 1 kinds of controllers for Elevator Fault Diagnosis, including:
Receive device, for receiving the vibration signal of the band-type brake action embracing elevator；
Processing means, is connected to described reception device, at the vibration signal to band-type brake action
Reason；
Judgment means, is connected to described processing means, for judging elevator according to the result of described process
Whether there is fault.
16. controllers for Elevator Fault Diagnosis according to claim 15, wherein, embrace
The vibration signal of lock action includes the open/close lock action vibration signal of left and right band-type brake, and described processing means is used
The initial of left and right band-type brake open/close lock action is obtained in the open/close lock action vibration signal according to left and right band-type brake
Moment and stop timing, and/or obtain the pulsewidth of switching-off action signal.
17. controllers for Elevator Fault Diagnosis according to claim 15, wherein, embrace
The vibration signal of lock action includes the acceleration of the open/close lock action of left and right band-type brake, and described processing means is used
In obtaining energy spectral density by described acceleration is carried out Fourier transformation.
18. controllers for Elevator Fault Diagnosis according to claim 17, wherein, institute
State reception device and be additionally operable to receive the vertical running speed signal of lift car.
19. controllers for Elevator Fault Diagnosis according to claim 18, wherein, institute
State processing means and be additionally operable to according to described acceleration and described vertical running speed signal, it is thus achieved that elevator
Traction sheave grooving and traction steel-cable between coefficient of friction.
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| CN201620297215 | 2016-04-11 | ||
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| CN201610348000.XA Ceased CN105800413B (en) | 2016-04-11 | 2016-05-23 | Elevator failure diagnosis device and method |
| CN201620478289.2U Ceased CN205772586U (en) | 2016-04-11 | 2016-05-23 | Elevator failure diagnosis device and the controller for Elevator Fault Diagnosis |
| CN201620478559.XU Withdrawn - After Issue CN205906840U (en) | 2016-04-11 | 2016-05-23 | Elevator failure diagnosis device |
| CN201620478017.2U Withdrawn - After Issue CN205802701U (en) | 2016-04-11 | 2016-05-23 | Elevator failure diagnosis device and the controller for Elevator Fault Diagnosis |
| CN201610348214.7A Active CN105819295B (en) | 2016-04-11 | 2016-05-23 | Elevator failure diagnosis device, method and controller |
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| CN201620478017.2U Withdrawn - After Issue CN205802701U (en) | 2016-04-11 | 2016-05-23 | Elevator failure diagnosis device and the controller for Elevator Fault Diagnosis |
| CN201610348214.7A Active CN105819295B (en) | 2016-04-11 | 2016-05-23 | Elevator failure diagnosis device, method and controller |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105692383A (en) * | 2016-04-11 | 2016-06-22 | 西人马（厦门）科技有限公司 | Elevator fault diagnosis device and method and controller |
| CN109580224A (en) * | 2018-12-28 | 2019-04-05 | 北京中科东韧科技有限责任公司 | Rolling bearing fault method of real-time |
| CN109726736A (en) * | 2018-11-27 | 2019-05-07 | 西人马(西安)测控科技有限公司 | The method and system of training elevator internal contracting brake fault diagnosis model, band-type brake fault diagnosis |
| CN109733968A (en) * | 2019-01-16 | 2019-05-10 | 西人马（厦门）科技有限公司 | Elevator operation monitoring method, device and equipment |
| CN110451385A (en) * | 2019-08-18 | 2019-11-15 | 浙江梅轮电梯股份有限公司 | The anti-fall Fourier transformation monitoring method of elevator based on wireless network |
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| JP5257208B2 (en) * | 2009-04-03 | 2013-08-07 | 三菱電機ビルテクノサービス株式会社 | Elevator inspection device and repair method thereof |
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| CN103231962A (en) * | 2013-05-15 | 2013-08-07 | 北京晶科华盛科技有限公司 | Diagnosis and early-warning system for elevator faults |
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| CN105800413B (en) * | 2016-04-11 | 2017-10-13 | 北京感瞰科技有限公司 | Elevator failure diagnosis device and method |
-
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- 2016-05-23 CN CN201610348000.XA patent/CN105800413B/en not_active Ceased
- 2016-05-23 CN CN201620478289.2U patent/CN205772586U/en not_active Ceased
- 2016-05-23 CN CN201620478559.XU patent/CN205906840U/en not_active Withdrawn - After Issue
- 2016-05-23 CN CN201620478017.2U patent/CN205802701U/en not_active Withdrawn - After Issue
- 2016-05-23 CN CN201610348214.7A patent/CN105819295B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105692383A (en) * | 2016-04-11 | 2016-06-22 | 西人马（厦门）科技有限公司 | Elevator fault diagnosis device and method and controller |
| CN105692383B (en) * | 2016-04-11 | 2017-10-13 | 北京感瞰科技有限公司 | Elevator failure diagnosis device, method and controller |
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| CN109580224A (en) * | 2018-12-28 | 2019-04-05 | 北京中科东韧科技有限责任公司 | Rolling bearing fault method of real-time |
| CN109733968A (en) * | 2019-01-16 | 2019-05-10 | 西人马（厦门）科技有限公司 | Elevator operation monitoring method, device and equipment |
| CN110451385A (en) * | 2019-08-18 | 2019-11-15 | 浙江梅轮电梯股份有限公司 | The anti-fall Fourier transformation monitoring method of elevator based on wireless network |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105800413A (en) | 2016-07-27 |
| CN205802701U (en) | 2016-12-14 |
| CN105800413B (en) | 2017-10-13 |
| CN205906840U (en) | 2017-01-25 |
| CN105819295B (en) | 2017-10-03 |
| CN105819295A (en) | 2016-08-03 |
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