CN106006267A - Contracting brake force self-detection and contracting brake failure protection method for elevator and contracting brake force self-detection and contracting brake failure protection system for elevator - Google Patents
Contracting brake force self-detection and contracting brake failure protection method for elevator and contracting brake force self-detection and contracting brake failure protection system for elevator Download PDFInfo
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- CN106006267A CN106006267A CN201610502922.1A CN201610502922A CN106006267A CN 106006267 A CN106006267 A CN 106006267A CN 201610502922 A CN201610502922 A CN 201610502922A CN 106006267 A CN106006267 A CN 106006267A
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- elevator
- band
- type brake
- traction sheave
- moment
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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
- B66B5/0087—Devices facilitating maintenance, repair or inspection tasks
- B66B5/0093—Testing of safety devices
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Abstract
The invention discloses a contracting brake force self-detection and contracting brake failure protection method for an elevator and a contracting brake force self-detection and contracting brake failure protection system for the elevator. The contracting brake force self-detection and contracting brake failure protection method for the elevator comprises the following steps of (1) inputting a trimming moment which balances a lift car with a counterweight to the lift car side of a traction sheave by an elevator controlling and driving machine under the condition that the contracting brake of the elevator is opened; (2) simulating an overloading condition of the elevator according to the trimming moment under the condition that the contracting brake of the elevator is closed, and then calculating an overload moment and inputting the overload moment to the lift car side of the traction sheave, and determining whether the contracting brake force is effective or not according to whether the traction sheave rotates or not under the elevator overloading condition; and (3) determining whether to exit a contracting brake force self-detection mode and resume external service, or to drive to output the trimming moment which keeps the lift car being balance with the counterweight to the lift car side of the traction sheave and submit fault warning. According to the method and the system, a certain moment is applied to the lift car side of the traction sheave and the elevator is in the overloading condition by man-made or preset self-detection mode simulation under the condition that the contracting brake of the elevator is closed, so that whether the contracting brake force is effective or not can be further determined by judging whether the traction sheave rotates or not and the detection method and process can be simplified.
Description
Technical field
The invention belongs to elevator safety detection technique field, more specifically, the present invention relates to a kind of elevator and embrace
Lock power Autonomous test and band-type brake failure protection method and system.
Background technology
Along with development social now, elevator gos deep in the life of people day by day, and band-type brake is as electricity
Ladder safety device plays vital effect.And during long-term use, the brake block of band-type brake
Surface can cause friction surface carbonization phenomenon occur because of abrasion, thus causes hardness increase, coefficient of friction fall
Low, even result in band-type brake and lost efficacy.Band-type brake once lost efficacy, and elevator also can be the most out of control, causes irretrievable
Loss, therefore, in elevator industry, special equipment inspection body needs the band-type brake to elevator traction machine
Power the most effectively carries out periodic detection.
At present, the detection method of band-type brake power is by placing gravity counterweight in car, reaching elevator specified
The 125% of load, subsequently under elevator traction machine band-type brake open mode, makes elevator run；The most artificially break
Whether electricity, causes elevator traction machine band-type brake to close, moved by lift car after observing band-type brake, the most right
Whether elevator traction machine band-type brake power lost efficacy and judged, this detection method very complicated, and took time and effort.
Summary of the invention
In view of this, the invention provides a kind of elevator internal contracting brake power Autonomous test and band-type brake failure protection method and
System, to solve due to the detection method by placing gravity counterweight in car in prior art, and leads
The detection method very complicated caused, and the problem taken time and effort.
For achieving the above object, the present invention provides following technical scheme:
A kind of elevator internal contracting brake power Autonomous test and band-type brake failure protection method, including:
Under elevator internal contracting brake open mode, elevator controlling and driver make institute to the input of traction sheave cage side
State the trimming moment of car and counterbalancing；
Under elevator internal contracting brake closure state, described elevator controlling and driver are simulated according to described trimming moment
Elevator overload state, calculates overload moment, by elevator controlling and driver to described traction sheave cage side
Input described overload moment, under described elevator overload state, whether rotate judgement band-type brake power according to traction sheave
The most effective；
When described traction sheave does not rotate, it is determined that described band-type brake power is effective, then exit described band-type brake
Power Autonomous test pattern recovery externally services；
When described traction sheave rotates, it is determined that described band-type brake power is invalid, then drive to described traction sheave
Cage side output maintains the moment of described car and counterbalancing, and reports and submits fault warning, sends alarm signal
Number stop externally service.
Preferably, described under elevator internal contracting brake open mode, by elevator controlling and driver to traction sheave sedan-chair
Side, railway carriage or compartment input make described car and counterbalancing trimming moment particularly as follows:
Judge the running status of elevator controlling and driver；
When being judged to Light Condition, trigger and enter band-type brake power Autonomous test pattern；
Under described band-type brake power Autonomous test pattern, described elevator controlling and driver control elevator run to presetting
Designated floor, and stop externally service；
Described elevator controlling and driver control open elevator internal contracting brake output torque, adjust car and counterweight
Balance, and obtain the trimming moment making described car and counterbalancing.
Preferably, under elevator internal contracting brake closure state, described elevator controlling and driver are according to described balance
Moment simulant elevator overload condition, calculates overload moment, by elevator controlling and driver to described traction
Whether wheel cage side inputs described overload moment, rotate according to traction sheave and sentence under described elevator overload state
Determine band-type brake power whether effectively particularly as follows:
Under band-type brake closure state, according to described trimming moment simulant elevator overload condition, calculate described
Overload moment；
Described overload moment is inputted to described traction sheave cage side by elevator controlling and driver；
After the output of described overload moment is stable, whether rotate judgement according to the described traction sheave of described elevator
Band-type brake power is the most effective.
Preferably, whether the described described traction sheave according to described elevator rotates and judges that band-type brake power is the most effective
Particularly as follows:
Read described traction machine in real time and coaxially go up the pulse value of encoder；
Pulse value according to described encoder judges whether described traction sheave has rotation, and then judges band-type brake power
The most effective.
Preferably, whether the described described traction sheave according to described elevator rotates and judges that band-type brake power is the most effective
Particularly as follows:
Read described traction machine in real time and coaxially go up encoder rotation angle value；
Rotation angle value according to described encoder judges whether described traction sheave has rotation, and then judges to embrace
Lock power is the most effective.
A kind of elevator internal contracting brake power Autonomous test and band-type brake crash protection system, including:
Trimming moment input block, under elevator internal contracting brake open mode, by elevator controlling and driver
The trimming moment of described car and counterbalancing is made to the input of traction sheave cage side；
Identifying unit, under elevator internal contracting brake closure state, described elevator controlling and driver are according to institute
State trimming moment simulant elevator overload condition, calculate overload moment, by elevator controlling and driver to institute
State traction sheave cage side and input described overload moment, under described elevator overload state according to traction sheave whether
Rotate and judge that band-type brake power is the most effective；When described traction sheave does not rotate, it is determined that described band-type brake power
Effectively, then exit described band-type brake power Autonomous test pattern recovery externally to service；When described traction sheave rotates
Time, it is determined that described band-type brake power is invalid, then drive and maintain described car and to galassing to the output of described cage side
The moment of weighing apparatus, and report and submit fault warning, send alarm signal and stop externally service.
Preferably, described trimming moment input block includes:
Judging unit, for judging the running status of elevator controlling and driver；
Trigger element, for when being judged to Light Condition, triggers and enters band-type brake power Autonomous test pattern；
Control unit, for described elevator controlling and driver control under described band-type brake power Autonomous test pattern
Elevator runs to presetting designated floor, and stops externally service；
Acquiring unit, opens elevator internal contracting brake output torque for described elevator controlling and driver control,
Adjust car and counterbalancing, and obtain the trimming moment making described car and counterbalancing.
Preferably, described identifying unit includes:
Analogue unit, under band-type brake closure state, according to described trimming moment simulant elevator overload shape
State, calculates described overload moment；
Input block, for being inputted described overload by elevator controlling and driver to described traction sheave cage side
Moment；
Judge rotating unit, for after the output of described overload moment is stable, according to described elevator
It is the most effective whether traction sheave rotates judgement band-type brake power.
Preferably, described judgement rotating unit includes:
First reads unit, coaxially goes up the pulse value of encoder for reading described traction machine in real time；
First identifying unit, turns for judging whether described traction sheave has according to the pulse value of described encoder
Dynamic, and then judge that band-type brake power is the most effective.
Preferably, described judgement rotating unit includes:
Second reads unit, coaxially goes up the rotation angle value of encoder for reading described traction machine in real time；
Whether second identifying unit, for judging described traction sheave according to the rotation angle value of described encoder
There is rotation, and then judge that band-type brake power is the most effective.
Understand via above-mentioned technical scheme, compared with prior art, the invention discloses a kind of elevator and embrace
Lock power Autonomous test and band-type brake failure protection method and system, the method includes: in elevator internal contracting brake open mode
Under, elevator controlling and driver make the trimming moment of car and counterbalancing to the input of traction sheave cage side；
According to trimming moment simulant elevator overload condition, calculate overload moment, and input to traction sheave cage side
Whether overload moment, rotate judgement band-type brake power according to traction sheave the most effective under elevator overload state；When
When traction sheave does not rotate, it is determined that band-type brake power is effective, then exit band-type brake power Autonomous test pattern recovery pair
Outer service；When traction sheave rotates, it is determined that band-type brake power is invalid, then drive to traction sheave cage side defeated
Go out to maintain the moment of car and counterbalancing, and report and submit fault warning, send alarm signal and stop externally clothes
Business.The present invention, under elevator internal contracting brake closure state, imposes certain moment to car, artificial or preset from
Inspection pattern simulation is in overload condition by elevator, by judging whether traction sheave has rotation in this condition,
Thus further band-type brake power is the most effectively judged, simplify detection method flow process.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to reality
Execute the required accompanying drawing used in example or description of the prior art to be briefly described, it should be apparent that below,
Accompanying drawing in description is only embodiments of the invention, for those of ordinary skill in the art, not
On the premise of paying creative work, it is also possible to obtain other accompanying drawing according to the accompanying drawing provided.
A kind of elevator internal contracting brake power Autonomous test that Fig. 1 provides for the embodiment of the present invention and band-type brake failure protection method
Schematic flow sheet；
Fig. 2 is the idiographic flow schematic diagram of step S101 in embodiment of the present invention Fig. 1；
Fig. 3 is the idiographic flow schematic diagram of step S102 in embodiment of the present invention Fig. 1；
A kind of elevator internal contracting brake power Autonomous test that Fig. 4 provides for the embodiment of the present invention and band-type brake failure protection method
Idiographic flow schematic diagram；
A kind of elevator internal contracting brake power Autonomous test that Fig. 5 provides for the embodiment of the present invention and band-type brake crash protection system
Structural representation；
Fig. 6 is the concrete structure schematic diagram of the trimming moment input block in embodiment of the present invention Fig. 5；
Fig. 7 is the concrete structure schematic diagram of the judging unit in embodiment of the present invention Fig. 5；
A kind of elevator internal contracting brake power Autonomous test that Fig. 8 provides for the embodiment of the present invention and band-type brake crash protection system
Concrete structure schematic diagram.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the present invention, and
It is not all, of embodiment.Based on the embodiment in the present invention, those of ordinary skill in the art are not doing
Go out the every other embodiment obtained under creative work premise, broadly fall into the scope of protection of the invention.
So-called band-type brake power is the most i.e. band-type brake Guan Bi under car overload, and whether band-type brake can brake traction
Wheel, stops car to slide.Can draw according to requirement about balance coefficient of elevator in GB standard,
Under elevator overload state, need band-type brake power maximum.Therefore traction sheave can be braked under elevator overload state
Band-type brake power, i.e. can be considered fully effective band-type brake power.
In the present invention, elevator internal contracting brake power self-sensing method is based on principles above, at elevator internal contracting brake closed form
Under state, impose certain moment to car, artificially allow elevator be in overload condition, by this condition
Read the method such as pulse value or encoder angular of encoder on traction sheave, it is judged that whether traction sheave has rotation,
Thus further band-type brake power is the most effectively judged.
Referring to accompanying drawing 1, Fig. 1 is a kind of elevator internal contracting brake power Autonomous test and band-type brake disclosed in the embodiment of the present invention
The schematic flow sheet of failure protection method.As it is shown in figure 1, the invention discloses a kind of elevator internal contracting brake power certainly
Detection and band-type brake failure protection method, concrete the method may include steps of:
S101, under elevator internal contracting brake open mode, defeated to traction sheave cage side by elevator controlling and driver
Enter to make the trimming moment of car and counterbalancing.
It should be noted that elevator controlling and driver (elevator intelligent all-in-one) are unmanned at elevator
In the case of, can be entered under band-type brake power Autonomous test pattern by artificial button or the time preset, enter
Row band-type brake power detects, such as: when system is set, at regular intervals (such as 15 days or 30 days
Deng) automatically carry out band-type brake power detection, elevator controlling and driver (elevator intelligent all-in-one) to traction machine
Export certain moment, open band-type brake, elevator controlling and driver and quickly regulate and make car and counterbalancing,
That is: the steel wire rope stress of car end and counterweight end is equal in magnitude, and records the equilibrant now exported
Square F1。
S102, under elevator internal contracting brake closure state, elevator controlling and driver are according to trimming moment simulation electricity
Ladder overload condition, calculates overload moment, super to the input of traction sheave cage side by elevator controlling and driver
Carry moment.
Whether S103, whether to rotate judgement band-type brake power according to traction sheave under simulant elevator overload condition effective,
When traction sheave does not rotate, then enter step S104；When traction sheave rotates, then enter
Step S105.
It should be noted that elevator controlling and driver (elevator intelligent all-in-one) are according to elevator overload
Definition (the 125% of elevator rated load) simulation calculates overload moment F that car is under overload condition2,
And to cage side output overload moment F2, concrete, to cage side output overload moment F2With trimming moment
F1Between relation be:
F2=(125%/k) * F1
According to balance coefficient of elevator relation:
Q=g+k*g '
Wherein, Q is the weight to pouring weight；K be elevator equilibrium system (Standard: 40%～50%,
The program takes minimum 40%)；G is the weight of car；The rated load that g ' is elevator.
Car and the deviation of weight k*g ' of counterweight under zero load, i.e. elevator intelligent all-in-one output can be extrapolated
Trimming moment F1Make up this deviation of weight k*g ' just.
S104, judgement band-type brake power are effective, then exit band-type brake power Autonomous test pattern recovery and externally service.
If detection traction sheave does not rotate, then it is assumed that band-type brake power is effective, then exit band-type brake power Autonomous test
Pattern, i.e. band-type brake power Autonomous test terminate, and recover externally service, reopen elevator service and make for user
With.
S105, judgement band-type brake power are invalid, then drive and maintain car and to galassing to the output of traction sheave cage side
The moment of weighing apparatus, and report and submit fault warning, send alarm signal and stop externally service.
If detection traction sheave rotates, then it is assumed that band-type brake power lost efficacy, and band-type brake power Autonomous test terminates, elevator
Intelligent integrated machine (elevator controlling and driver) report fault also alerts to repair and maintenance unit and Tenement immediately,
Controlling elevator to keep closing door state simultaneously, shield inside and outside call function, the person of prohibitting the use of uses；Output
Certain moment maintains car and counterbalancing, closes the normal externally service function of elevator.
Present embodiments provide a kind of elevator internal contracting brake power Autonomous test and band-type brake failure protection method, the method bag
Include: under elevator internal contracting brake open mode, elevator controlling and driver make institute to the input of traction sheave cage side
State the trimming moment of car and counterbalancing；Under elevator internal contracting brake closure state, simulate according to trimming moment
Elevator overload state, calculates overload moment, and to traction sheave cage side input overload moment, at elevator
Judgement band-type brake power whether is rotated according to traction sheave the most effective under overload condition；When traction sheave does not occur to turn
Time dynamic, it is determined that band-type brake power is effective, then exit band-type brake power Autonomous test pattern recovery and externally service；Work as traction sheave
When rotating, it is determined that band-type brake power is invalid, then drive and maintain car and counterweight to the output of traction sheave cage side
The moment of balance, and report and submit fault warning, send alarm signal and stop externally service.The present invention passes through people
For or default Auto-Sensing Mode, make system be under band-type brake power Autonomous test pattern, the empty car of detection and opening is embraced
Under lock state, drive the trimming moment of output, calculate under simulation overload condition according to this trimming moment
Moment, under band-type brake closure state, imposes overload moment to traction sheave cage side, judges in this condition
Whether traction sheave has rotation, thus the most effectively judges band-type brake power further, simplifies detection side
Method flow process.
Concrete, referring to accompanying drawing 2, Fig. 2 is the concrete of step S101 in embodiment of the present invention Fig. 1
Schematic flow sheet.As in figure 2 it is shown, concrete, described step S101: under elevator internal contracting brake open mode,
Made the trimming moment of car and counterbalancing concrete by elevator controlling and driver to the input of traction sheave cage side
May include steps of:
S201, judge the running status of elevator controlling and driver.
S202, when being judged to Light Condition, trigger enter band-type brake power Autonomous test pattern.
S203, under band-type brake power Autonomous test pattern, elevator controlling and driver control elevator run to presetting and refer to
Determine floor, and stop externally service.
S204, elevator controlling and driver control open elevator internal contracting brake output torque, adjust car and right
Galassing weighs, and obtains the trimming moment making car and counterbalancing.
It should be noted that elevator controlling and driver (elevator intelligent all-in-one) are unmanned at elevator
In the case of, can be entered under band-type brake power Autonomous test pattern by artificial button or the time preset, enter
Row band-type brake power detects, such as: when system is set, at regular intervals (such as 15 days or 30 days etc.)
Automatically carry out band-type brake power detection, elevator controlling and driver (elevator intelligent all-in-one) to export to traction machine
Certain moment, opens band-type brake, elevator controlling and driver and quickly regulates and make car and counterbalancing, it may be assumed that
The steel wire rope stress of car end and counterweight end is equal in magnitude, and records trimming moment F now exported1。
Concrete, referring to accompanying drawing 3, Fig. 3 is the idiographic flow of step S102 in embodiment of the present invention Fig. 1
Schematic diagram.As it is shown on figure 3, concrete, described step S102: under elevator internal contracting brake closure state, elevator
Control and driver is according to trimming moment simulant elevator overload condition, calculate overload moment, by elevator control
System and driver, to traction sheave cage side input overload moment, according to traction sheave are under elevator overload state
No rotation judges that band-type brake power the most specifically may include steps of:
S301, under elevator internal contracting brake closure state, according to trimming moment simulant elevator overload condition, calculate
Go out the moment that overloads.
S302, inputted described overload moment by elevator controlling and driver to traction sheave cage side.
S302, after overload moment output is stable, whether rotate according to the traction sheave of elevator and judge band-type brake power
The most effective.
It should be noted that elevator controlling and driver (elevator intelligent all-in-one) are according to elevator overload
Definition (the 125% of elevator rated load) simulation calculates overload moment F that car is under overload condition2,
And to cage side output overload moment F2, concrete, to cage side output overload moment F2With trimming moment
F1Between relation be:
F2=(125%/k) * F1
According to balance coefficient of elevator relation:
Q=g+k*g '
Wherein, Q is the weight to pouring weight；K be elevator equilibrium system (Standard: 40%～50%,
The program takes minimum 40%)；G is the weight of car；The rated load that g ' is elevator.
Car and the deviation of weight k*g ' of counterweight under zero load, the i.e. output of elevator intelligent all-in-one can be extrapolated
Trimming moment F1Make up this deviation of weight k*g ' just.
Referring to accompanying drawing 4, Fig. 4 is a kind of elevator internal contracting brake power Autonomous test and band-type brake disclosed in the embodiment of the present invention
The idiographic flow schematic diagram of failure protection method.As shown in Figure 4, the invention discloses a kind of elevator internal contracting brake power
Autonomous test and band-type brake failure protection method, concrete the method may include steps of:
S401, judge the running status of elevator controlling and driver.
Concrete, it is judged that elevator controlling and the running status of driver, can be artificial inspection car
State, it is also possible to be elevator controlling and driver does not the most receive operating instruction, receiving
When entering band-type brake power Autonomous test mode instruction, if car is in running status, then waits and this time having run
After, enter back into band-type brake power Autonomous test pattern.
S402, when being judged to Light Condition, trigger enter band-type brake power Autonomous test pattern.
S403, under band-type brake power Autonomous test pattern, elevator controlling and driver control elevator run to presetting and refer to
Determine floor, and stop externally service.
S404, elevator controlling and driver control open elevator internal contracting brake, adjust car and counterbalancing, and
Obtain the trimming moment making car and counterbalancing.
It should be noted that elevator controlling and driver (elevator intelligent all-in-one) are unmanned at elevator
In the case of, can be entered under band-type brake power Autonomous test pattern by artificial button or the time preset, enter
Row band-type brake power detects, such as: when system is set, at regular intervals (such as 15 days or 30 days etc.)
Automatically carry out band-type brake power detection, elevator controlling and driver (elevator intelligent all-in-one) to export to traction machine
Certain moment, opens band-type brake, elevator controlling and driver and quickly regulates and make car and counterbalancing, it may be assumed that
The steel wire rope stress of car end and counterweight end is equal in magnitude, and records trimming moment F now exported1。
S405, under elevator internal contracting brake closure state, described elevator controlling and driver are according to trimming moment mould
Intend elevator overload state, calculate overload moment.
S406, by elevator controlling and driver to traction sheave cage side input overload moment.
It should be noted that elevator controlling and driver (elevator intelligent all-in-one) are according to elevator overload
Definition (the 125% of elevator rated load) simulation calculates overload moment F that car is under overload condition2,
And to cage side output overload moment F2, concrete, to cage side output overload moment F2With trimming moment
F1Between relation be:
F2=(125%/k) * F1
According to balance coefficient of elevator relation:
Q=g+k*g '
Wherein, Q is the weight to pouring weight；K be elevator equilibrium system (Standard: 40%～50%,
The program takes minimum 40%)；G is the weight of car；The rated load that g ' is elevator.
Car and the deviation of weight k*g ' of counterweight under zero load, i.e. elevator intelligent all-in-one output can be extrapolated
Trimming moment F1Make up this deviation of weight k*g ' just.
S407, after overload moment output is stable, whether rotate according to the traction sheave of elevator and judge band-type brake power
The most effective, when traction sheave does not rotate, then enter step S408；When traction sheave rotates
Time, then enter step S409.
S408, judgement band-type brake power are effective, then exit band-type brake power Autonomous test pattern recovery and externally service.
If detection traction sheave does not rotate, then it is assumed that band-type brake power is effective, then exit band-type brake power Autonomous test
Pattern, i.e. band-type brake power Autonomous test terminate, and recover externally service, reopen elevator service and make for user
With.
S409, judgement band-type brake power are invalid, then drive and maintain car and to galassing to the output of traction sheave cage side
The moment of weighing apparatus, and report and submit fault warning, send alarm signal and stop externally service.
If detection traction sheave rotates, then it is assumed that band-type brake power lost efficacy, and band-type brake power Autonomous test terminates, elevator
Intelligent integrated machine (elevator controlling and driver) report fault also alerts to repair and maintenance unit and Tenement immediately,
Controlling elevator to keep closing door state simultaneously, shield inside and outside call function, the person of prohibitting the use of uses；Output
Certain moment maintains car and counterbalancing, closes the normal externally service function of elevator.
Concrete, the described traction sheave according to elevator whether rotate judge band-type brake power the most effective particularly as follows:
Read traction machine in real time and coaxially go up pulse value or the encoder rotation angle value of encoder；
Pulse value or encoder rotation angle value according to encoder judge whether traction sheave has rotation, and then
Judge that band-type brake power is the most effective.
Present embodiments provide a kind of elevator internal contracting brake power Autonomous test and band-type brake failure protection method, the method bag
Include: under elevator internal contracting brake open mode, by elevator controlling and driver to car input make described car and
The trimming moment of counterbalancing；Under elevator internal contracting brake closure state, overload according to trimming moment simulant elevator
State, calculates overload moment, and to traction sheave cage side input overload moment, in elevator overload state
Lower whether rotation according to traction sheave judges that band-type brake power is the most effective；When traction sheave does not rotate, sentence
Determine band-type brake power effective, then exit band-type brake power Autonomous test pattern recovery and externally service；When traction sheave rotates
Time, it is determined that band-type brake power is invalid, then drive the power maintaining car and counterbalancing to the output of traction sheave cage side
Square, and report and submit fault warning, send alarm signal and stop externally service.The present invention is by artificial or pre-
If Auto-Sensing Mode, make system be under band-type brake power Autonomous test pattern, detect empty car and open band-type brake state
Under, drive the trimming moment of output, calculate the moment under simulation overload condition according to this trimming moment,
Under band-type brake closure state, impose overload moment to traction sheave cage side, judge traction sheave in this condition
Whether there is rotation, thus further band-type brake power is the most effectively judged, simplify detection method flow process.
Refer to accompanying drawing 5, a kind of elevator internal contracting brake power Autonomous test that Fig. 5 provides and band-type brake for the embodiment of the present invention
The structural representation of crash protection system.As it is shown in figure 5, the invention discloses a kind of elevator internal contracting brake power certainly
Detection and band-type brake crash protection system, concrete, this system can specifically include: trimming moment input is single
Unit 51 and identifying unit 52, wherein, trimming moment input block 51, for opening shape at elevator internal contracting brake
Under state, elevator controlling and driver make the equilibrant of car and counterbalancing to the input of traction sheave cage side
Square；Identifying unit 52, under elevator internal contracting brake closure state, elevator controlling and driver are according to balance
Moment simulant elevator overload condition, calculates overload moment, by elevator controlling and driver to described traction
Whether wheel cage side inputs described overload moment, rotate according to traction sheave and sentence under described elevator overload state
Determine band-type brake power the most effective；When traction sheave does not rotate, it is determined that band-type brake power is effective, then exit and embrace
Lock power Autonomous test pattern recovery externally services；When traction sheave rotates, it is determined that band-type brake power is invalid, then
Drive the moment maintaining car and counterbalancing to the output of traction sheave cage side, and report and submit fault warning, send out
Go out alarm signal and stop externally service.
Owing to each unit in the present embodiment is able to carry out the method shown in Fig. 1, the present embodiment is retouched the most in detail
The part stated, refers to the related description to Fig. 1.
Present embodiments providing a kind of elevator internal contracting brake power Autonomous test and band-type brake crash protection system, the present invention is led to
Cross artificial or default Auto-Sensing Mode, make system be under band-type brake power Autonomous test pattern, detect empty car and beat
Open under band-type brake state, drive the trimming moment of output, calculate simulation overload condition according to this trimming moment
Under moment, under band-type brake closure state, impose overload moment to traction sheave cage side, in this condition
Judge whether traction sheave has rotation, thus further band-type brake power is the most effectively judged, simplify inspection
Survey method flow.
Referring to accompanying drawing 6, Fig. 6 is the concrete knot of the trimming moment input block in embodiment of the present invention Fig. 5
Structure schematic diagram.As shown in Figure 6, described trimming moment input block 51 includes: judging unit 61, is used for
Judge the running status of elevator controlling and driver；Trigger element 62, is used for when being judged to Light Condition,
Trigger and enter band-type brake power Autonomous test pattern；Control unit 63, for elevator under band-type brake power Autonomous test pattern
Control and driver control elevator runs to presetting designated floor, and stop externally service；Acquiring unit 64,
Open elevator internal contracting brake output torque for elevator controlling and driver control, adjust car and counterbalancing,
And obtain the trimming moment making car and counterbalancing.
Owing to each unit in the present embodiment is able to carry out the method shown in Fig. 2, the present embodiment is retouched the most in detail
The part stated, refers to the related description to Fig. 2.
Referring to accompanying drawing 7, Fig. 7 is the concrete structure schematic diagram of the judging unit in embodiment of the present invention Fig. 5.
As it is shown in fig. 7, described identifying unit 52 includes: analogue unit 71, at elevator internal contracting brake closure state
Under, according to trimming moment simulant elevator overload condition, calculate overload moment；Input block 72, is used for
Overload moment is inputted to traction sheave cage side by elevator controlling and driver；Judge rotating unit 73, be used for
After overload moment output is stable, whether rotate judgement band-type brake power according to the traction sheave of elevator the most effective.
Owing to each unit in the present embodiment is able to carry out the method shown in Fig. 3, the present embodiment does not describes in detail
Part, refer to the related description to Fig. 3.
A kind of elevator internal contracting brake power Autonomous test that Fig. 8 provides for the embodiment of the present invention and band-type brake crash protection system
Concrete structure schematic diagram.As shown in Figure 8, the invention discloses a kind of elevator internal contracting brake power Autonomous test and embrace
Lock crash protection system, concrete, this system can specifically include: judging unit 81, is used for judging electricity
Ladder controls and the running status of driver；Trigger element 82, for when being judged to Light Condition, triggers
Enter band-type brake power Autonomous test pattern；Control unit 83, for elevator controlling under band-type brake power Autonomous test pattern
And driver control elevator runs to presetting designated floor, and stop externally service；Acquiring unit 84, uses
Open elevator internal contracting brake in elevator controlling and driver control, adjust car and counterbalancing, and acquisition makes sedan-chair
Railway carriage or compartment and the trimming moment of counterbalancing.Analogue unit 85, is used under elevator internal contracting brake closure state, elevator
Control and driver calculates overload moment according to trimming moment simulant elevator overload condition；Input block 86,
For being inputted overload moment by elevator controlling and driver to traction sheave cage side；Judge rotating unit 87,
For after overload moment output is stable, whether rotate whether judgement band-type brake power has according to the traction sheave of elevator
Effect, when traction sheave does not rotate, it is determined that band-type brake power is effective, then exit band-type brake power Autonomous test pattern
Recover externally service；When traction sheave rotates, it is determined that band-type brake power is invalid, then drive to traction sheave sedan-chair
The output of side, railway carriage or compartment maintains the moment of car and counterbalancing, and reports and submits fault warning, sends alarm signal and stops
Externally service.
Owing to each unit in the present embodiment is able to carry out the method shown in Fig. 4, the present embodiment is retouched the most in detail
The part stated, refers to the related description to Fig. 4.
Concrete, described judgement rotating unit 86 may include that the first reading unit, reads in real time
The pulse value of encoder coaxially gone up by traction machine；First identifying unit, for sentencing according to the pulse value of encoder
Whether disconnected traction sheave has rotation, and then judges that band-type brake power is the most effective.
Or
Concrete, described judgement rotating unit 86 may include that the second reading unit, reads in real time
The rotation angle value of encoder coaxially gone up by traction machine；Second identifying unit, for the rotation according to encoder
Angle value judges whether traction sheave has rotation, and then judges that band-type brake power is the most effective.
Present embodiments providing a kind of elevator internal contracting brake power Autonomous test and band-type brake crash protection system, the present invention is led to
Cross artificial or default Auto-Sensing Mode, make system be under band-type brake power Autonomous test pattern, detect empty car and beat
Open under band-type brake state, drive the trimming moment of output, calculate simulation overload condition according to this trimming moment
Under moment, under band-type brake closure state, impose overload moment to traction sheave cage side, in this condition
Judge whether traction sheave has rotation, thus further band-type brake power is the most effectively judged, simplify inspection
Survey method flow.
Shown in sum up, the invention discloses a kind of elevator internal contracting brake power Autonomous test and band-type brake failure protection method and
System, the method includes: under elevator internal contracting brake open mode, by elevator controlling and driver to traction sheave
Cage side input makes the trimming moment of car and counterbalancing；Under elevator internal contracting brake closure state, calculate
Overload moment, and to traction sheave cage side input overload moment, according to trimming moment simulant elevator overload shape
Whether state, rotate judgement band-type brake power according to traction sheave the most effective under elevator overload state；Work as traction sheave
When not rotating, it is determined that band-type brake power is effective, then exit band-type brake power Autonomous test pattern recovery and externally service；
When traction sheave rotates, it is determined that band-type brake power is invalid, then drive and maintain sedan-chair to the output of traction sheave cage side
Railway carriage or compartment and the moment of counterbalancing, and report and submit fault warning, send alarm signal and stop externally service.This
Bright by artificial or default Auto-Sensing Mode, make system be under band-type brake power Autonomous test pattern, the empty car of detection
With open under band-type brake state, drive output trimming moment, according to this trimming moment calculate simulation overload
In the case of moment, under band-type brake closure state, impose overload moment to traction sheave cage side, at this shape
State judges whether traction sheave has rotation, thus the most effectively judges band-type brake power further, simplifies
Detection method flow process.
It should be noted that each embodiment in this specification all uses the mode gone forward one by one to describe, each
What embodiment stressed is all the difference with other embodiments, identical similar between each embodiment
Part see mutually.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses
The present invention.Multiple amendment to these embodiments will be aobvious and easy for those skilled in the art
See, generic principles defined herein can without departing from the spirit or scope of the present invention,
Realize in other embodiments.Therefore, the present invention is not intended to be limited to the embodiments shown herein,
And it is to fit to the widest scope consistent with principles disclosed herein and features of novelty.
Claims (10)
1. an elevator internal contracting brake power Autonomous test and band-type brake failure protection method, it is characterised in that including:
Under elevator internal contracting brake open mode, elevator controlling and driver make institute to the input of traction sheave cage side
State the trimming moment of car and counterbalancing；
Under elevator internal contracting brake closure state, described elevator controlling and driver are simulated according to described trimming moment
Elevator overload state, calculates overload moment, by elevator controlling and driver to described traction sheave cage side
Input described overload moment, under described elevator overload state, whether rotate judgement band-type brake power according to traction sheave
The most effective；
When described traction sheave does not rotate, it is determined that described band-type brake power is effective, then exit described band-type brake
Power Autonomous test pattern recovery externally services；
When described traction sheave rotates, it is determined that described band-type brake power is invalid, then drive to described traction sheave
Cage side output maintains the moment of described car and counterbalancing, and reports and submits fault warning, sends alarm signal
Number stop externally service.
Elevator internal contracting brake power Autonomous test the most according to claim 1 and band-type brake failure protection method, it is special
Levy and be, described under elevator internal contracting brake open mode, by elevator controlling and driver to traction sheave cage side
Input make described car and counterbalancing trimming moment particularly as follows:
Judge the running status of elevator controlling and driver；
When being judged to Light Condition, trigger and enter band-type brake power Autonomous test pattern；
Under described band-type brake power Autonomous test pattern, described elevator controlling and driver control elevator run to presetting
Designated floor, and stop externally service；
Described elevator controlling and driver control open elevator internal contracting brake output torque, adjust car and counterweight
Balance, and obtain the trimming moment making described car and counterbalancing.
Elevator internal contracting brake power Autonomous test the most according to claim 1 and band-type brake failure protection method, it is special
Levying and be, under elevator internal contracting brake closure state, described elevator controlling and driver are according to described trimming moment
Simulant elevator overload condition, calculates overload moment, by elevator controlling and driver to described traction sheave sedan-chair
Side, railway carriage or compartment inputs described overload moment, whether rotates judgement according to traction sheave and embrace under described elevator overload state
Lock power whether effectively particularly as follows:
Under band-type brake closure state, according to described trimming moment simulant elevator overload condition, calculate described
Overload moment；
Described overload moment is inputted to described traction sheave cage side by elevator controlling and driver；
After the output of described overload moment is stable, whether rotate judgement according to the described traction sheave of described elevator
Band-type brake power is the most effective.
Elevator internal contracting brake power Autonomous test the most according to claim 3 and band-type brake failure protection method, it is special
Levying and be, whether the described described traction sheave according to described elevator rotates judges that band-type brake power is the most concrete
For:
Read described traction machine in real time and coaxially go up the pulse value of encoder；
Pulse value according to described encoder judges whether described traction sheave has rotation, and then judges band-type brake power
The most effective.
Elevator internal contracting brake power Autonomous test the most according to claim 3 and band-type brake failure protection method, it is special
Levying and be, whether the described described traction sheave according to described elevator rotates judges that band-type brake power is the most concrete
For:
Read described traction machine in real time and coaxially go up encoder rotation angle value；
Rotation angle value according to described encoder judges whether described traction sheave has rotation, and then judges to embrace
Lock power is the most effective.
6. an elevator internal contracting brake power Autonomous test and band-type brake crash protection system, it is characterised in that including:
Trimming moment input block, under elevator internal contracting brake open mode, by elevator controlling and driver
The trimming moment of described car and counterbalancing is made to the input of traction sheave cage side；
Identifying unit, under elevator internal contracting brake closure state, described elevator controlling and driver are according to institute
State trimming moment simulant elevator overload condition, calculate overload moment, by elevator controlling and driver to institute
State traction sheave cage side and input described overload moment, under described elevator overload state according to traction sheave whether
Rotate and judge that band-type brake power is the most effective；When described traction sheave does not rotate, it is determined that described band-type brake power
Effectively, then exit described band-type brake power Autonomous test pattern recovery externally to service；When described traction sheave rotates
Time, it is determined that described band-type brake power is invalid, then drive and maintain described car and to galassing to the output of described cage side
The moment of weighing apparatus, and report and submit fault warning, send alarm signal and stop externally service.
Elevator internal contracting brake power Autonomous test the most according to claim 6 and band-type brake crash protection system, it is special
Levying and be, described trimming moment input block includes:
Judging unit, for judging the running status of elevator controlling and driver；
Trigger element, for when being judged to Light Condition, triggers and enters band-type brake power Autonomous test pattern；
Control unit, for described elevator controlling and driver control under described band-type brake power Autonomous test pattern
Elevator runs to presetting designated floor, and stops externally service；
Acquiring unit, opens elevator internal contracting brake output torque for described elevator controlling and driver control,
Adjust car and counterbalancing, and obtain the trimming moment making described car and counterbalancing.
Elevator internal contracting brake power Autonomous test the most according to claim 6 and band-type brake crash protection system, it is special
Levying and be, described identifying unit includes:
Analogue unit, under band-type brake closure state, according to described trimming moment simulant elevator overload shape
State, calculates described overload moment；
Input block, for being inputted described overload by elevator controlling and driver to described traction sheave cage side
Moment；
Judge rotating unit, for after the output of described overload moment is stable, according to described elevator
It is the most effective whether traction sheave rotates judgement band-type brake power.
Elevator internal contracting brake power Autonomous test the most according to claim 8 and band-type brake crash protection system, it is special
Levying and be, described judgement rotating unit includes:
First reads unit, coaxially goes up the pulse value of encoder for reading described traction machine in real time；
First identifying unit, turns for judging whether described traction sheave has according to the pulse value of described encoder
Dynamic, and then judge that band-type brake power is the most effective.
Elevator internal contracting brake power Autonomous test the most according to claim 8 and band-type brake crash protection system, its
Being characterised by, described judgement rotating unit includes:
Second reads unit, coaxially goes up the rotation angle value of encoder for reading described traction machine in real time；
Whether second identifying unit, for judging described traction sheave according to the rotation angle value of described encoder
There is rotation, and then judge that band-type brake power is the most effective.
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| CN106494957A (en) * | 2016-10-14 | 2017-03-15 | 上海新时达电气股份有限公司 | The method and device of detection brake sticking brake power |
| CN106542394A (en) * | 2016-10-14 | 2017-03-29 | 上海新时达电气股份有限公司 | The method and apparatus of detection brake sticking brake power |
| CN108059048A (en) * | 2017-11-13 | 2018-05-22 | 西子电梯科技有限公司 | The detection early warning system and method for early warning of a kind of elevator brake |
| CN110510465A (en) * | 2019-08-09 | 2019-11-29 | 深圳市海浦蒙特科技有限公司 | It is a kind of to drive elevator starting control method and system by force |
| CN111717752A (en) * | 2020-06-18 | 2020-09-29 | 深圳市特种设备安全检验研究院 | Method, apparatus, storage medium and device for checking braking performance of elevator brake |
| CN113277394A (en) * | 2021-05-14 | 2021-08-20 | 无锡英威腾电梯控制技术有限公司 | Elevator personnel detection method and related device |
| CN115065277A (en) * | 2022-07-25 | 2022-09-16 | 新风光电子科技股份有限公司 | Control method for stable hovering of high-voltage permanent magnet direct drive type elevator |
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| CN115065277A (en) * | 2022-07-25 | 2022-09-16 | 新风光电子科技股份有限公司 | Control method for stable hovering of high-voltage permanent magnet direct drive type elevator |
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