CN106241535A - The control system of a kind of safe towed elevator and method - Google Patents
The control system of a kind of safe towed elevator and method Download PDFInfo
- Publication number
- CN106241535A CN106241535A CN201610629327.4A CN201610629327A CN106241535A CN 106241535 A CN106241535 A CN 106241535A CN 201610629327 A CN201610629327 A CN 201610629327A CN 106241535 A CN106241535 A CN 106241535A
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- motor
- module
- main control
- safe
- elevator
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/0006—Monitoring devices or performance analysers
- B66B5/0018—Devices monitoring the operating condition of the elevator system
- B66B5/0031—Devices monitoring the operating condition of the elevator system for safety reasons
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/04—Driving gear ; Details thereof, e.g. seals
- B66B11/0415—Driving gear ; Details thereof, e.g. seals actuated manually, e.g. additional safety system
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/04—Driving gear ; Details thereof, e.g. seals
- B66B11/043—Driving gear ; Details thereof, e.g. seals actuated by rotating motor; Details, e.g. ventilation
- B66B11/0446—Driving gear ; Details thereof, e.g. seals actuated by rotating motor; Details, e.g. ventilation with screw-nut or worm-screw gear
-
- 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
- B66B5/027—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions to permit passengers to leave an elevator car in case of failure, e.g. moving the car to a reference floor or unlocking the door
-
- 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
- B66B5/16—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Elevator Control (AREA)
Abstract
The present invention relates to elevator technology field, particularly relating to control system and the method for a kind of safe towed elevator, described control system specifically includes that absolute encoder, sensor assembly, motion monitoring module, electric life controller, main control motor control module, main control motor module, decelerator, cog-wheel coupling, traction sheave, traction motor control module, traction motor module.Solving existing elevator controlling and use single signal, elevator faults occurs frequently, and the problem that can only wait for rescue personnel during tired ladder.The present invention can realize in real time monitoring to running process of elevator, and how elevator runs and riding quality is system precognition, and master control system breaks down, and passenger can save oneself, and no matter elevator runs or stop, and all can ensure passenger safety.
Description
Technical field
The present invention relates to elevator technology field, particularly relate to control system and the method for a kind of safe towed elevator.
Background technology
Along with expanding economy, elevator has become as indispensable convenient tool in people's life, the fortune of current elevator
The main single signal using electric life controller of row controls.Motion monitoring module is not had in running process of elevator, if electric
Ladder control system breaks down, it may appear that elevator pendant ladder, rushes to summit and slips the accidents such as car.After there is tired ladder situation, trapped personnel is only
The personnel that can wait for rescue overcome difficulties.It is thus desirable to design a kind of control system and the method for safe towed elevator.
Summary of the invention
The technical problem to be solved is to provide control system and the control method of a kind of safe towed elevator, deposits
Single at elevator control signals, without Monitoring and Controlling, trapped personnel can only wait for rescue overcoming difficulties of personnel, and towed elevator safely can not
The problems such as guarantee.
The technical scheme is that the control system of a kind of safe towed elevator, described
System includes:
Absolute encoder, sensor assembly, calling set, motion monitoring module, electric life controller, main control motor control mould
Block, main control motor module, decelerator, cog-wheel coupling, traction sheave, traction motor control module, traction motor module, car；
Described absolute encoder, sensor assembly, calling set go out end respectively with described motion monitoring module and described
Electric life controller enters end and is connected, described motion monitoring module go out end successively couple main control motor control module, main control motor module,
Decelerator, cog-wheel coupling and traction sheave, the end that goes out of described decelerator couples traction motor control module, traction motor the most successively
Module and traction sheave, described motion monitoring module is connected with each other with electric life controller, described electric life controller go out end with described
The end that enters of main control motor control module is connected, and described traction sheave couples with car.
The invention has the beneficial effects as follows: the present invention realizes monitoring in real time in running process of elevator, and how elevator runs and transport
Row quality is system precognition, is detected by sensor assembly and absolute coding, and motion monitoring module carries out motion monitoring,
Electric life controller carries out master control, main control motor control module, main control motor module, decelerator, cog-wheel coupling, traction to it
Wheel, traction motor control module, traction motor module be car motion provide may, and then realize elevator properly functioning while
Monitoring in real time.
Further, also include safe operation module, safe motor module, electric control clutch, main control motor brake, drag
Draw electromotor brake and electric brake releasing device；
Described safe motor module includes safe motor overcurrent protector, safe motor relay, safe motor and safety
Electromotor brake；
Described electric life controller goes out end and couples safe operation module, safe motor module, electric control clutch and deceleration successively
Device, described main control motor brake enter end respectively with main control motor module go out end, electric life controller go out end, electric brake releasing
The end that goes out of device couples, and the end that goes out of described main control motor brake couples with the end that enters of described decelerator, described traction motor system
Dynamic device enter end respectively with electric life controller go out end, the end that goes out of electric brake releasing device couples, described traction motor brake
Going out end to couple with the end that enters of described traction motor module, described safe operation module goes out end and also holds and electricity with entering of electric control clutch
The end that enters of dynamic brake-releasing gear connects, described electric brake releasing device go out end respectively with traction motor brake enter end and master control is electric
The end that enters of brake couples, and the end that enters of described safe motor brake couples with the end that goes out of safe operation module, safe motor
The end that goes out of brake is connected with the end that enters of safe motor.
Described safe operation module rear end couples safe motor overcurrent protector, safe motor relay, safety electricity successively
Machine.
Above-mentioned further scheme is used to provide the benefit that: when there is tired ladder situation, trapped personnel need not decoct wait
Rescue personnel just can be rescued, and trapped personnel can start security operating mode voluntarily, and a kind of mode is for using electrodynamic type, electronic pine
Brake gear unclamps traction motor brake and main control motor brake, simultaneously electric control clutch and decelerator UNICOM, safe motor
Module is run, and is saved by trapped personnel, and a kind of mode is manual type, and when elevator loses power supply, the outer rescue personnel of car can be manual
Operation, manually unclamps all brakes, then the manual actuation interface of attachment security motor, can realize manual actuation and make under car
Put to nearest stop, and then rescue trapped personnel.Though this further scheme elevator power-off or have electricity, all can quickly rescue by
Oppressive member, decreases the occurrence probability of second accident, and when particularly having electricity, trapped personnel is saved oneself, and is more the reduction of second accident
Occurrence probability.
Further, described decelerator module is self-locking type speed reducer, and including worm and worm wheel, described main control motor is braked
Device go out end, described electric control clutch go out end be all with the worm screw in described self-locking type speed reducer enter end couple, described worm screw
Go out end couple worm gear enter end, described cog-wheel coupling enter end couple be that the worm gear in described self-locking type speed reducer goes out
End.
Use above-mentioned further scheme to provide the benefit that: the decelerator that traction sheave front end connects with worm gear, worm screw, by
In it there is auto-lock function, thus traction sheave can not adverse transference merit, car will not move by the opposite direction of former traffic direction, decreases
Trapped personnel stranded time because of the motion repeatedly of car panic emotion, the safety of elevator is higher.
Further, also include signal generator, described signal generator enter end couple be described self-locking type slow down
Worm screw in device enter end, described signal generator go out end with described traction motor control module enter hold couple.
Using above-mentioned further scheme to provide the benefit that: to generate signal by signal generator, traction motor controls mould
Above-mentioned signal is processed by block, and then controls traction motor, thus realizes the properly functioning of towed elevator and follow-up may go out
The possibility of solution problem is provided during existing elevator accident.
Further, also include that power braking resistor, described decelerator module are non-self-locking type speed reducers, described master control electricity
Machine module includes that main control motor, described main control motor are switched reluctance machines or servomotor；
Described switched reluctance machines or servomotor go out that end couples described power braking resistor enter end.
Use above-mentioned further scheme to provide the benefit that: switched reluctance machines or servomotor as main control motor from
Utilized by characteristic, be there is real-time braking function, be the dual fail-safe to main control motor brake, reduce possible car and shake
Dynamic；Power braking resistor, for the electricity consuming switched reluctance machines or servomotor is sent, makes speed be reduced to safe speed
Degree, it is ensured that passenger survival safety.
Further, also including signal generator, the end that enters of described signal generator joins with described non-self-lock-ing type speed reducer
Connecing, the end that goes out of described signal generator couples with the end that enters of described traction motor control module.
Using above-mentioned further scheme to provide the benefit that: to generate signal by signal generator, traction motor controls mould
Above-mentioned signal is processed by block, and then controls traction motor, thus realizes the properly functioning of towed elevator and follow-up may go out
The possibility of solution problem is provided during existing elevator accident.
Further, manual brake release and manual actuation interface, described manual brake release and electric brake releasing are also included
Device couples, and the end that goes out of described manual actuation interface couples with the end that enters of safe motor module.
Use above-mentioned further scheme to provide the benefit that: when elevator does not has electricity still can manually brake-releasing gear and
Manual actuation interface connects, and controls elevator, saves trapped personnel.
Further, described sensor assembly includes lower deceleration sensor, level position sensor and upper deceleration sensor,
And it is installed on each stop.
Above-mentioned further scheme is used to provide the benefit that: sensor is arranged on each layer, all enters the state of each layer
Row detection, whether monitoring car slows down and runs according to correct procedure during flat bed, to each fortuitous event being likely to occur from
Source is monitored, and then realizes monitoring in real time providing comprehensive, real-time information for motion monitoring module.
Further, described main control motor module includes main control motor overcurrent protector, main control motor relay and master control
Motor；Described traction motor module includes traction motor overcurrent protector, traction motor relay and traction motor.
Main control motor overcurrent protector front end is main control motor control module, and its rear end is sequentially connected with main control motor relay
Device, main control motor, main control motor brake；Traction motor overcurrent protector front end connects traction motor control module, its rear end
It is sequentially connected with traction motor relay, traction motor, traction sheave.
Above-mentioned further scheme is used to provide the benefit that: when main control motor brake, traction motor brake, safety electricity
During brake equal fault locking, run if electric life controller continues to control elevator, traction motor, main control motor, safety electricity
Chance causes electric current excessive because of overload, owing to each motor has overcurrent protector, elevator can be made out of service, and open elevator,
Ensure that the safety of passenger, the safe operation for traction motor provides guarantee.
Further, the input of described gear coupling and outfan have fixing sideshake, keep contactless state, sideshake
Angle is α, and described cog-wheel coupling includes that profile of tooth, profile of tooth are in position in side clearance α.
Above-mentioned further scheme is used to provide the benefit that: when worm gear and traction sheave generation phase place are asynchronous, gap detection
System will adjust the phase place of signal generator in time, makes worm gear keep tram with traction sheave.Owing to cog-wheel coupling is normal
Not engaging during work, and be held in position in profile of tooth, therefore, main control motor, worm gear, worm reducer are Light Condition.Therefore
And realize the properly functioning of towed elevator and the follow-up possibility that solution problem is provided when being likely to occur elevator accident.
The present invention also provides for a kind of method, and the method for the control system of a kind of safe towed elevator comprises the steps:
Calling set produces call signal, and is sent respectively to electric life controller and motion monitoring module；
Electric life controller produces motion control program according to call signal, and described motion control program is sent respectively to
Motion monitoring module and main control motor control module；
Motion monitoring module judges whether described motion control program mates with the motion of calling；
If matching, then electric life controller sends and performs signal to main control motor control module, main control motor control mould
Block controls main control motor module and performs described motion control program；
If not matching that, then call motion control program that is invalid and that remove generation.
The invention has the beneficial effects as follows: the present invention realizes monitoring in real time in running process of elevator, and how elevator runs and transport
Row quality is system precognition, carries out motion monitoring by motion monitoring module, and electric life controller carries out master control, master control to it
Motor control module receives the signal that sends of electric life controller and notifies that main control motor module performs, thus the elevator realized is normal
Run monitoring the most in real time.
Step also includes speed and the position of absolute encoder detection car, and detection information is sent respectively to elevator control
Device processed and motion monitoring module；
Motion monitoring module judges that the motion of car and position are whether in the allowed band of described motion control program；
If it is, electric life controller does not send a signal to main control motor control module, main control motor control module continues
Control main control motor module and perform described motion control program；
Otherwise electric life controller sends a signal to main control motor control module, and main control motor control module adjusts main control motor
Speed.
Above-mentioned further scheme is used to provide the benefit that: whether absolute encoder detects the speed of car and position all the time
Within its program limit, if incorrect, send control information and control to electric life controller, electric life controller, main control motor
It is corrected by module, main control motor module.This further scheme provides the monitoring of a towed elevator and adjusts in good time
Method.
Step also includes whether running according to described motion control program when sensor assembly monitoring car deceleration and flat bed,
And the information of generation is sent respectively to electric life controller and motion monitoring module；
If cage operation is normal, then it is sent to motion monitoring module and the monitoring information of electric life controller normal operation；
If running abnormal, then it is sent to motion monitoring module and the monitoring information of electric life controller operation exception, electricity
Ladder controller takes measures.
Above-mentioned further scheme is used to provide the benefit that: sensor assembly detects car deceleration all the time and whether flat bed is pressed
Correct procedure performs, if incorrect, sends a message to electric life controller, electric life controller, main control motor control module, master control
It is corrected by motor module.This further scheme provides the monitoring of a towed elevator in good time method of adjustment.
Accompanying drawing explanation
Fig. 1 be the present invention be the schematic diagram of the first embodiment of the control system of a kind of safe towed elevator；
Fig. 2 be the present invention be the schematic diagram of the second embodiment of the control system of a kind of safe towed elevator；
Fig. 3 be the present invention be the control system of a kind of safe towed elevator the second embodiment in elevator accident time operation
Schematic diagram；
Fig. 4 is the method schematic diagram of the control system of a kind of safe towed elevator of the present invention；
Fig. 5 is the detection schematic diagram of the method for the control system of a kind of safe towed elevator of the present invention.
In accompanying drawing, the list of parts representated by each label is as follows:
1, upper deceleration sensor, 2, level position sensor, 3, lower deceleration sensor, 4 absolute encoders, 5, calling set,
6, motion monitoring module, 7, main control motor control module, 8, main control motor relay, 9, main control motor overcurrent protector, 10, main
Control motor, 11, main control motor brake, 12, worm screw, 13, worm gear, 14, electric control clutch, 15, manual actuation interface, 16, peace
Full motor, 17, safe motor relay, 18, safe motor overcurrent protector, 19, signal generator, 20, cog-wheel coupling,
21, traction sheave, 22, car, 23, electric life controller, 24, safe operation module, 25, electric brake releasing device, 26, manually declutch dress
Put, 27, traction motor brake, 28, traction motor control module, 29, traction motor relay, 30, traction motor crosses stream and protect
Protect device, 31, traction motor, 32, safe motor brake, 33, power braking resistor, 34, non-self-lock-ing type speed reducer.
Detailed description of the invention
Being described principle and the feature of the present invention below in conjunction with accompanying drawing, example is served only for explaining the present invention, and
Non-for limiting the scope of the present invention.
Electric life controller is arranged on machine room, and main control motor is fixed on well headroom, and traction sheave is arranged on the machine of well headroom
On frame, traction motor is fixed on well headroom.
As shown in Figure 1, 2: the control system of a kind of safe towed elevator, including absolute encoder, sensor assembly, calling
Device, motion monitoring module, electric life controller, main control motor control module, main control motor module, decelerator, cog-wheel coupling, drag
Running wheel, traction motor control module, traction motor module, car.
Described absolute encoder, sensor assembly, calling set go out end respectively with described motion monitoring module and described
Electric life controller enters end and is connected, described motion monitoring module go out end successively couple main control motor control module, main control motor module,
Decelerator, cog-wheel coupling and traction sheave, the end that goes out of described decelerator couples traction motor control module, traction motor the most successively
Module and traction sheave, described motion monitoring module is connected with each other with electric life controller, described electric life controller go out end with described
The end that enters of main control motor control module is connected, and described traction sheave couples with car.
Also include safe operation module, safe motor module, electric control clutch, main control motor brake, traction motor system
Dynamic device and electric brake releasing device, described safe motor module includes safe motor overcurrent protector, safe motor relay, safety
Motor and safe motor brake.
Described electric life controller goes out end and couples safe operation module, safe motor module, electric control clutch and deceleration successively
Device, described main control motor brake enter end respectively with main control motor module go out end, electric life controller go out end, electric brake releasing
The end that goes out of device couples, and the end that goes out of described main control motor brake couples with the end that enters of described decelerator, described traction motor system
Dynamic device enter end respectively with electric life controller go out end, the end that goes out of electric brake releasing device couples, described traction motor brake
Going out end to couple with the end that enters of described traction motor module, described safe operation module goes out end and also holds and electricity with entering of electric control clutch
The end that enters of dynamic brake-releasing gear connects, described electric brake releasing device go out end respectively with traction motor brake enter end and master control is electric
The end that enters of brake couples, and the end that enters of described safe motor brake couples with the end that goes out of safe operation module, safe motor
The end that goes out of brake is connected with the end that enters of safe motor.
The effect of such scheme is: running process of elevator realizes monitoring in real time, and how elevator runs and riding quality is to be
System precognition, when there is tired ladder situation, trapped personnel need not decoct the personnel of waiting for rescue and just can be rescued, and trapped personnel can be from
Row starts security operating mode, and a kind of mode is for using electrodynamic type, and a kind of mode is manual type, no matter such scheme elevator power-off
Still there is electricity, all can quickly rescue trapped personnel, decrease the occurrence probability of second accident, when particularly having electricity, trapped personnel
Save oneself, be more the reduction of the occurrence probability of second accident.
Also including manual brake release and manual actuation interface, described manual brake release couples with electric brake releasing device,
The end that goes out of described manual actuation interface couples with the end that enters of safe motor module.
When elevator loses power supply, the outer rescue personnel of car is manually operable, and the rescue personnel outside car manually unclamps the ownership
Dynamic device (including main control motor brake, traction motor brake, safe motor brake), the manual actuation of attachment security motor
Interface, can realize manual actuation and make car transfer to nearest stop, control elevator, save trapped personnel.
Main control motor module includes main control motor overcurrent protector, main control motor relay and main control motor；Traction motor
Module includes traction motor overcurrent protector, traction motor relay and traction motor；Safe motor module includes safe motor
Overcurrent protector, safe motor relay, safe motor and safe motor brake.When main control motor brake, traction motor
When brake, safe motor brake equal fault locking, run if electric life controller continues to control elevator, traction motor, master
Control motor, safe motor cause electric current excessive because of overload, owing to each motor has overcurrent protector, make elevator out of service, and
Opening elevator door, it is ensured that the safety of passenger, the safe operation for elevator provides guarantee.
In conjunction with accompanying drawing 1, accompanying drawing 4, accompanying drawing 5, embodiment one is illustrated:
As described in figures 1 and 5, during calling elevator, calling set produces call signal and is sent respectively to electric life controller and fortune
Dynamic monitoring modular.Electric life controller produces motion control program according to call demand, and this motion control program is separately sent to fortune
Dynamic monitoring modular and main control motor control module, when motion monitoring module judges described motion control program and calling motion match
Time, electric life controller sends execution signal can perform this program to main control motor control module.Main control motor control module will
Directly driving main control motor after performing this program, and amplification, main control motor drives worm screw, worm drive worm gear, worm-gear driven
Traction sheave.
When motion monitoring module judges that this program is not mated with calling motion, this calling is invalid and removes this program,
Waiting for Call.
As it is shown in figure 1, described decelerator module is self-locking type speed reducer, including worm and worm wheel, described main control motor system
Dynamic device go out end, the end that goes out of described electric control clutch is all to enter end with the worm screw in described self-locking type speed reducer to couple, described snail
Bar go out end couple worm gear enter end, described cog-wheel coupling enter end couple be that the worm gear in described self-locking type speed reducer goes out
End.
The decelerator that traction sheave front end connects is with worm gear, worm screw, and owing to it has auto-lock function, thus traction sheave can not
Adverse transference merit, car will not move by the opposite direction of former traffic direction, decreases trapped personnel stranded time because car anti-
The panic emotion moved again and produce, the safety of elevator is higher.
Safety towed elevator control system also include signal generator, described signal generator enter end couple be institute
That states worm screw in self-locking type speed reducer enters end, described signal generator go out end and described traction motor control module enter end
Couple.
Main control motor control module produces the AC frequency conversion with self-locking type speed reducer (with worm gear, worm screw) speed reducing ratio multiple
Signal, this signal is through processing controls main control motor.Main control motor motion drives signal generator to generate traction control signal, drags
Draw control signal through traction motor control module control traction motor, thus realize towed elevator properly functioning and follow-up can
Can there is providing during elevator accident the possibility of solution problem.
As it is shown in figure 1, main control motor motion drives signal generator to generate traction control signal, this signal is again through traction
Controlling traction motor after motor control module operation amplifier, traction motor is rigidly connected with traction sheave.Worm gear passes through profile of tooth shaft coupling
Device the most directly drives traction sheave, and the input of cog-wheel coupling keeps contactless state with outfan, and profile of tooth is in side clearance α
Middle position, i.e. worm gear keep contactless state with traction sheave, and when worm gear and traction sheave generation phase place are asynchronous, clearance detecting system will
Adjust the phase place of signal generator in time, make worm gear keep tram with traction sheave.When normally working due to cog-wheel coupling
Not engaging, and be held in position in profile of tooth, therefore, main control motor, worm gear, worm reducer are Light Condition.So realizing
Properly functioning and the follow-up possibility that solution problem is provided when being likely to occur elevator accident of towed elevator.
As shown in Figure 4, system arranges car and hoistway position absolute encoder, during cage operation, absolute coding
Device detects motion and the position of car all the time, and detection information is sent respectively to electric life controller and motion monitoring module；Fortune
Dynamic monitoring modular judges that the motion of car and position are whether in the allowed band of described motion control program；If it is, it is electric
Ladder controller does not send a signal to main control motor control module, and main control motor control module continues to control main control motor module and performs
Described motion control program；Otherwise electric life controller sends a signal to main control motor control module, and main control motor control module is adjusted
Whole main control motor speed.Monitoring that this scheme provides a kind of safe towed elevator control system the method in good time adjusted.
Sensor assembly includes lower deceleration sensor, level position sensor and upper deceleration sensor, and is installed on each
Stop.Whether run according to described motion control program when sensor assembly monitoring car deceleration and flat bed, and the letter that will produce
Breath is sent respectively to electric life controller and motion monitoring module；If cage operation is normal, then be sent to motion monitoring module and
The monitoring information of electric life controller normal operation；If running abnormal, then it is sent to motion monitoring module and electric life controller
The monitoring information of operation exception, electric life controller takes measures.This scheme provides a kind of safe towed elevator control system
Monitoring the method in good time adjusted.
If arbitrary deceleration sensor, level position sensor experiences failure, absolute encoder can by lift car leveling time
Motion and positional information feed back to motion monitoring module and electric life controller；As absolute encoder breaks down, arbitrary deceleration passes
Motion during lift car leveling and positional information also can be fed back to motion monitoring module and elevator control by sensor, level position sensor
Device processed.The present invention realizes monitoring in real time in running process of elevator, and how elevator runs and riding quality is system precognition, passes through
Sensor assembly and absolute coding detect, and motion monitoring module carries out motion monitoring, and electric life controller carries out master control to it
System, main control motor control module, main control motor module, decelerator, cog-wheel coupling, traction sheave, traction motor control module, drags
Draw motor module for car motion provide may, and then realize elevator properly functioning while monitor in real time.
Time properly functioning, electric control clutch disconnects, and safe motor does not works, and towed elevator safe to the present invention controls below
Several situations during system malfunctions are analyzed:
1, when master control system breaks down, main control motor, traction motor does not works.Due to self-locking type speed reducer (band
Have worm gear, worm screw) there is auto-lock function, car by stop in hoistway.Now, passenger can pacify at car operational case panel operation
Row mode for the national games, electric life controller sends instruction and starts safe operation formula.System can start electric brake releasing device and unclamp master control electricity
Brake, traction motor brake, safe motor brake.Making electric control clutch work, safe motor is started working, and drives
Self-locking type speed reducer (with worm gear, worm screw), self-locking type speed reducer drives traction sheave, makes car transfer to nearest stop.
2, time properly functioning, if traction motor cannot be braked.Traction sheave can be stopped by the worm gear that now main control motor drives
Dynamic, and make traction sheave concomitant rotation, car rests in respective storey, and main control motor is out of service, now self-locking type speed reducer (band
Have worm gear, worm screw) it is in self-locking state, traction sheave is braked.Passenger walks out elevator, and elevator door cuts out, and master control system can make electricity
Ladder is out of service, calling set display elevator faults.
3, time properly functioning, it is properly functioning that main control motor presses signal, if traction motor controls to occur abnormal, and now master control
Motor-driven worm gear can be by traction sheave stop, and electric life controller can cut off the control of traction motor, self-locking type speed reducer in time
(with worm gear, worm screw) drives traction sheave to rotate, and car rests in respective storey, and main control motor is out of service, and self-locking type slows down
Device (with worm gear, worm screw) is in self-locking state, and traction sheave is braked.Passenger walks out elevator, and elevator door cuts out, master control system meeting
Make elevator out of service, calling set display elevator faults.
4, time properly functioning, if main control motor, traction motor are pressed normal procedure and run, but brake all cannot be braked,
Car motion and position can be fed back to motion monitoring module and electric life controller by absolute encoder, and motion monitoring module is by contrast
After feed back to electric life controller, electric life controller makes main control motor out of service, owing to self-locking type speed reducer is (with worm gear, snail
Bar) there are auto-lock function, car to be locked in hoistway.Passenger only need to operate the security operating mode of car manipulation case panel, electricity
Ladder controller sends instruction and starts safe operation formula.System can start electric brake releasing device and unclamp main control motor brake, traction
Electromotor brake, safe motor brake.Making electric control clutch work, safe motor is started working, and drives self-locking type speed reducer
(with worm gear, worm screw), self-locking type speed reducer drives traction sheave, makes car transfer to nearest stop.Elevator door is opened, and passenger walks
Going out elevator, elevator door cuts out, and master control system can make elevator out of service, calling set display elevator faults.
5, when stop is stopped, traction motor brake is broken down, now self-locking type speed reducer (with worm gear, worm screw)
Being in self-locking state, traction sheave is braked, and car is locked in stop by firm.Master control system can make elevator door open, and informs
Passenger walks out elevator.Passenger walks out car, and elevator door cuts out, and master control system can make elevator out of service, calling set display elevator
Fault.
6, in elevator stall pendant ladder or 2 kinds of situations of having rushed to summit:
6.1, after stall, elevator can be controlled traction motor power-off, traction machine brake by safety tongs stop, electric life controller
Braking；Main control motor power-off, main control motor brake；Owing to there being self-locking type speed reducer (with worm gear, worm screw) to have certainly
Lock function, now elevator especially safety be locked on guide rail.Passenger only need to operate the safe operation mould of car manipulation case panel
Formula, electric life controller sends instruction and starts safe operation formula.System can start electric brake releasing device unclamp main control motor brake,
Traction motor brake, safe motor brake.Making electric control clutch work, safe motor is started working, and drives self-locking type to subtract
Speed device (with worm gear, worm screw), self-locking type speed reducer drives traction sheave, makes car transfer to nearest stop.Elevator door is opened, and takes advantage of
Visitor walks out elevator, and elevator door cuts out, and master control system can make elevator out of service, calling set display elevator faults.
If 6.2 main control motor control modules break down, owing to the signal of traction motor control module process is by master control
The operation of motor produces, and therefore car may go down to rush to summit in the drive of main control motor or fall the end.Owing to having in system definitely
Encoder and motion monitoring module.In this case, the riding quality that absolute encoder monitors elevator is abnormal, can feed back to
Motion monitoring module, motion monitoring module can feed back to electric life controller after contrasting with plug-in, and electric life controller can be sent out
Going out the instruction of stop car, main control motor can stop.Elevator by stop in hoistway.Passenger only need to operate car manipulation case panel
Security operating mode, electric life controller send instruction start safe operation formula.System can start electric brake releasing device and unclamp master
Control electromotor brake, traction motor brake, safe motor brake.Making electric control clutch work, safe motor is started working,
Driving self-locking type speed reducer, self-locking type speed reducer drives traction sheave, makes car transfer to nearest stop.Elevator door is opened, passenger
Walking out elevator, elevator door cuts out, and master control system can make elevator out of service, calling set display elevator faults.
In conjunction with accompanying drawing 2, accompanying drawing 3, accompanying drawing 4, accompanying drawing 5, embodiment two is illustrated:
As shown in figures 2 and 5, during calling elevator, calling set produces call signal and is sent respectively to electric life controller and fortune
Dynamic monitoring modular.Electric life controller produces motion control program according to call demand, and this motion control program is separately sent to fortune
Dynamic monitoring modular and main control motor control module, when motion monitoring module judges described motion control program and calling motion match
Time, electric life controller sends execution signal can perform this program to main control motor control module.Main control motor control module will
Directly driving main control motor after performing this program, and amplification, main control motor drives worm screw, worm drive worm gear, worm-gear driven
Traction sheave.
When motion monitoring module judges that this program is not mated with calling motion, this calling is invalid and removes this program,
Waiting for Call.
As in figure 2 it is shown, a kind of safe towed elevator control system also includes power braking resistor, described decelerator module
Non-self-locking type speed reducer, described main control motor module include main control motor, described main control motor be switched reluctance machines or
Servomotor；Described switched reluctance machines or servomotor go out that end couples described power braking resistor enter end.
Main control motor (i.e. switched reluctance machines or servomotor) is at application advantage herein: switched reluctance machines or servo
Electric motor starting torque is big (nominal torques of 150～200), starting current little (rated current of 30%)；Easy to control, master control electricity
Function stop at any time, has real-time braking function.Switched reluctance machines or servomotor obtain as the free characteristic of main control motor
To utilize, there is real-time braking function, be the dual fail-safe to main control motor brake, reduce possible rock of car；Power system
Galvanic electricity resistance, for the electricity consuming switched reluctance machines or servomotor is sent, makes speed be reduced to safe speed, it is ensured that to take advantage of
Visitor's life security.
Safety towed elevator control system also include signal generator, described signal generator enter end non-self with described
The end that enters of lock decelerator couples, and the end that goes out of described signal generator couples with the end that enters of described traction motor control module.
Main control motor control module produces the AC frequency conversion signal with non-self-lock-ing type speed reducer speed reducing ratio multiple, this signal warp
Cross processing controls main control motor.Main control motor motion drives signal generator to generate traction control signal, traction control signal warp
Cross traction motor control module and control traction motor, thus realize the properly functioning of towed elevator and follow-up be likely to occur elevator thing
Therefore time provide solution problem possibility.
As in figure 2 it is shown, main control motor motion drives signal generator to generate traction control signal, this signal is again through traction
Controlling traction motor after motor control module operation amplifier, traction motor is rigidly connected with traction sheave.Non-self-lock-ing type speed reducer is defeated
Shaft the most directly drives traction sheave by cog-wheel coupling, and the input of cog-wheel coupling and outfan have fixing sideshake, protects
Holding contactless state, profile of tooth is in position in side clearance α, i.e. non-self-lock-ing type speed reducer and keeps contactless state with traction sheave, when non-
When self-locking type speed reducer output shaft is asynchronous with traction sheave generation phase place, clearance detecting system will adjust the phase of signal generator in time
Position, makes non-self-lock-ing type speed reducer keep tram with traction sheave.Owing to not engaging when cog-wheel coupling normally works, but
Being maintained at position in profile of tooth, therefore, main control motor, non-self-lock-ing type speed reducer are Light Condition.So realizing the normal of towed elevator
Run and the follow-up possibility that solution problem is provided when being likely to occur elevator accident.
As shown in Figure 4, system arranges car and hoistway position absolute encoder, during cage operation, absolute coding
Device detects motion and the position of car all the time, and detection information is sent respectively to electric life controller and motion monitoring module；Fortune
Dynamic monitoring modular judges that the motion of car and position are whether in the allowed band of described motion control program；If it is, it is electric
Ladder controller does not send a signal to main control motor control module, and main control motor control module continues to control main control motor module and performs
Described motion control program；Otherwise electric life controller sends a signal to main control motor control module, and main control motor control module is adjusted
Whole main control motor speed.Monitoring that this scheme provides a kind of safe towed elevator control system the method in good time adjusted.
Sensor assembly includes lower deceleration sensor, level position sensor and upper deceleration sensor, and is installed on each
Stop.Whether run according to described motion control program when sensor assembly monitoring car deceleration and flat bed, and the letter that will produce
Breath is sent respectively to electric life controller and motion monitoring module；If cage operation is normal, then be sent to motion monitoring module and
The monitoring information of electric life controller normal operation；If running abnormal, then it is sent to motion monitoring module and electric life controller
The monitoring information of operation exception, electric life controller takes measures.This scheme provides a kind of safe towed elevator control system
Monitoring the method in good time adjusted.
If arbitrary deceleration sensor, level position sensor experiences failure, absolute encoder can by lift car leveling time
Motion and positional information feed back to motion monitoring module and electric life controller；As absolute encoder breaks down, arbitrary deceleration passes
Motion during lift car leveling and positional information also can be fed back to motion monitoring module and elevator control by sensor, level position sensor
Device processed.The present invention realizes monitoring in real time in running process of elevator, and how elevator runs and riding quality is system precognition, passes through
Sensor assembly and absolute coding detect, and motion monitoring module carries out motion monitoring, and electric life controller carries out master control to it
System, main control motor control module, main control motor module, decelerator, cog-wheel coupling, traction sheave, traction motor control module, drags
Draw motor module for car motion provide may, and then realize elevator properly functioning while monitor in real time.
Time properly functioning, electric control clutch disconnects, and safe motor does not works, and breaks down elevator structure of the present invention below
Time several situation analysis:
1, when master control system breaks down, car stop can be existed by main control motor (switched reluctance machines or servomotor)
In hoistway.Now, passenger can be at car operational case panel operation security operating mode, and electric life controller sends instruction and starts safety
Operation type.System can start electric brake releasing device and unclamp main control motor brake, traction motor brake, safe motor braking
Device.Making electric control clutch work, safe motor is started working, and drives non-self-lock-ing type speed reducer, and non-self-lock-ing type speed reducer drives and drags
Running wheel, makes car transfer to nearest stop.
2, time properly functioning, if traction motor cannot be braked.Now main control motor (switched reluctance machines or servo electricity
Machine) the non-self-lock-ing type speed reducer that drives by traction sheave stop, and can make traction sheave concomitant rotation, and car rests in respective storey,
Main control motor (switched reluctance machines or servomotor) is out of service, and main control motor brake, traction sheave is also braked.Take advantage of
Visitor walks out elevator, and elevator door cuts out, and master control system can make elevator out of service, calling set display elevator faults.
3, time properly functioning, it is properly functioning that main control motor (switched reluctance machines or servomotor) presses signal, if traction
Motor controls to occur abnormal, and the non-self-lock-ing type speed reducer that now main control motor (switched reluctance machines or servomotor) drives can be by
Traction sheave stop, electric life controller can cut off the control of traction motor in time, and non-self-lock-ing type speed reducer drives traction sheave to rotate, sedan-chair
Railway carriage or compartment rests in respective storey, and main control motor (switched reluctance machines or servomotor) is out of service, due to switched reluctance machines or
Servomotor has real-time braking function, and therefore traction sheave is braked, and car is by stop.Passenger walks out elevator, and elevator door cuts out,
Master control system can make elevator out of service, calling set display elevator faults.
4, time properly functioning, if main control motor (switched reluctance machines or servomotor), traction motor press normal procedure
Running, but brake all cannot be braked, car motion and position can be fed back to motion monitoring module and elevator by absolute encoder
Controller, motion monitoring module feeds back to electric life controller the most afterwards, and electric life controller makes main control motor (switched reluctance machines
Or servomotor) out of service, owing to switched reluctance machines or servomotor have real-time braking function, car is locked in well
In road.Now, passenger only need to press the security operating mode on car-operation panel, and electric life controller sends instruction and starts safety
Operation type.System can make electric control clutch work, and safe motor drives non-self-lock-ing type speed reducer, and non-self-lock-ing type speed reducer drives and drags
Running wheel, makes car transfer to nearest stop.Passenger walks out elevator, and elevator door cuts out, and master control system can make elevator out of service, exhale
Calling organ display elevator faults.
5, when stop is stopped, traction motor brake is broken down, switched reluctance machines or servomotor braking, traction
Wheel is braked, and car is locked in stop by firm.Master control system can make elevator door open, and signal passengers walks out elevator.Passenger
Walking out car, elevator door cuts out, and master control system can make elevator out of service, calling set display elevator faults.
6, at elevator overspeed pendant ladder or when rushing to summit, there are 3 kinds of situations:
6.1, after elevator safety gear locking, electric life controller can control traction motor power-off, traction motor brake；
Main control motor (switched reluctance machines or servomotor) does not works, main control motor brake；Now elevator especially safety
It is locked on guide rail.Passenger only need to operate the security operating mode of car manipulation case panel, and electric life controller sends instruction and starts
Safe operation formula.System can start electric brake releasing device and unclamp main control motor brake, traction motor brake, safe motor system
Dynamic device.Making electric control clutch work, safe motor is started working, and drives non-self-lock-ing type speed reducer, and non-self-lock-ing type speed reducer drives
Traction sheave, makes car transfer to nearest stop.Elevator door is opened, and passenger walks out elevator, and elevator door cuts out, and master control system can make electricity
Ladder is out of service, calling set display elevator faults.
6.2, when elevator stall pendant is terraced or rushes to summit, safety tongs is the most not operating, and now traction sheave can move by adverse transference, as it is shown on figure 3,
Traction sheave drives cog-wheel coupling, and cog-wheel coupling drives non-self-lock-ing type speed reducer, and non-self-lock-ing type speed reducer drives main control motor
(switched reluctance machines or servomotor), is terminated with power braking electricity after main control motor (switched reluctance machines or servomotor)
Resistance, when adverse transference moves, main control motor (switched reluctance machines or servomotor) is that generating state is (by kinetic energy, potential energy for electric
Can), power braking resistor consumes the electricity that main control motor (switched reluctance machines or servomotor) is sent, and makes speed reduce to peace
Degree at full speed, ensures passenger survival safety.Wait that, when car drop to the bottom, elevator door is opened, and passenger walks out elevator, elevator door
Closing, master control system can make elevator out of service, calling set display elevator faults.
6.3, in motor process, if main control motor control module breaks down, at traction motor control module
The signal of reason is produced by the operation of main control motor (switched reluctance machines or servomotor), and therefore car may be at main control motor
The drive of (switched reluctance machines or servomotor) is gone down to rush to summit or falls the end.Owing to having absolute encoder and motion monitoring in system
Module.In this case, the riding quality that absolute encoder monitors elevator is abnormal, can feed back to motion monitoring module, fortune
Dynamic monitoring modular can feed back to electric life controller after contrasting with plug-in, and electric life controller can send the finger of stop car
Order, main control motor (switched reluctance machines or servomotor) can stop.Elevator by stop in hoistway.Passenger only need to operate car
The security operating mode of manipulation case panel, electric life controller sends instruction and starts safe operation formula.System can start electric brake releasing
Device unclamps main control motor brake, traction motor brake, safe motor brake.Electric control clutch is made to work, safety electricity
Machine is started working, and drives non-self-lock-ing type speed reducer, and non-self-lock-ing type speed reducer drives traction sheave, makes car transfer to nearest stop.
Elevator door is opened, and passenger walks out elevator, and elevator door cuts out, and master control system can make elevator out of service, calling set display elevator event
Barrier.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all spirit in the present invention and
Within principle, any modification, equivalent substitution and improvement etc. made, should be included within the scope of the present invention.
Claims (10)
1. the control system of a safe towed elevator, it is characterised in that described system includes:
Absolute encoder, sensor assembly, calling set, motion monitoring module, electric life controller, main control motor control module, master
Control motor module, decelerator, cog-wheel coupling, traction sheave, traction motor control module, traction motor module, car；
Described absolute encoder, sensor assembly, calling set go out end respectively with described motion monitoring module and described elevator
Controller enters end and is connected, and described motion monitoring module goes out end and couples main control motor control module, main control motor module, deceleration successively
Device, cog-wheel coupling and traction sheave, the end that goes out of described decelerator couples traction motor control module, traction motor module the most successively
And traction sheave, described motion monitoring module is connected with each other with electric life controller, described electric life controller go out end with described master control
The end that enters of motor control module is connected, and described traction sheave couples with car.
The control system of a kind of safe towed elevator the most according to claim 1, it is characterised in that also include safe operation
Module, safe motor module, electric control clutch, main control motor brake, traction motor brake and electric brake releasing device；
Described safe motor module includes safe motor overcurrent protector, safe motor relay, safe motor and safe motor
Brake；
Described electric life controller goes out end and couples safe operation module, safe motor module, electric control clutch and decelerator, institute successively
State main control motor brake enter end respectively with main control motor module go out end, electric life controller go out end, electric brake releasing device
Go out end couple, described main control motor brake go out end with described decelerator enter hold couple, described traction motor brake
Enter end respectively with electric life controller go out end, electric brake releasing device go out end couples, described traction motor brake go out hold
With described traction motor module enter end couples, described safe operation module go out end also with electric control clutch enter hold and electronic pine
Brake gear enter end connect, described electric brake releasing device go out end respectively with traction motor brake enter end and main control motor system
The end that enters of dynamic device couples, and the end that enters of described safe motor brake couples with the end that goes out of safe operation module, and safe motor is braked
The end that goes out of device is connected with the end that enters of safe motor.
The control system of a kind of safe towed elevator the most according to claim 2, it is characterised in that described decelerator module
For self-locking type speed reducer, including worm and worm wheel, described main control motor brake go out end, described electric control clutch go out end all
Be with the worm screw in described self-locking type speed reducer enter end couples, described worm screw go out end couple worm gear enter hold, described tooth-shaped linkage
Axial organ enter end couple be the worm gear in described self-locking type speed reducer go out end.
The control system of a kind of safe towed elevator the most according to claim 3, it is characterised in that also include that signal occurs
Device, described signal generator enter that end couples be worm screw in described self-locking type speed reducer enter end, described signal generator
Go out end with described traction motor control module enter hold couple.
The control system of a kind of safe towed elevator the most according to claim 2, it is characterised in that also include that power is braked
Resistance, described decelerator module is non-self-locking type speed reducer, and described main control motor module includes main control motor, described master control electricity
Machine is switched reluctance machines or servomotor；
Described switched reluctance machines or servomotor go out that end couples described power braking resistor enter end.
The control system of a kind of safe towed elevator the most according to claim 5, it is characterised in that also include that signal occurs
Device, the end that enters of described signal generator couples with described non-self-lock-ing type speed reducer, and the end that goes out of described signal generator drags with described
The end that enters drawing motor control module couples.
The control system of a kind of safe towed elevator the most according to claim 2, it is characterised in that also include manually declutching
Device and manual actuation interface, described manual brake release couples with electric brake releasing device, described manual actuation interface go out end
Couple with the end that enters of safe motor module.
8. according to the control system of a kind of safe towed elevator described in claim 1-7 any one, it is characterised in that described
Sensor assembly includes lower deceleration sensor, level position sensor and upper deceleration sensor, and is installed on each stop；
Described main control motor module includes main control motor overcurrent protector, main control motor relay and main control motor, described traction
Motor module includes traction motor overcurrent protector, traction motor relay and traction motor；
The input of described gear coupling and outfan have fixing sideshake, keep contactless state, and sideshake angle is α, described
Cog-wheel coupling includes that profile of tooth, profile of tooth are in position in side clearance α.
9. the method for the control system of a kind of safe towed elevator applied described in claim 1, it is characterised in that include
Following steps:
Calling set produces call signal, and is sent respectively to electric life controller and motion monitoring module；
Electric life controller produces motion control program according to call signal, and described motion control program is sent respectively to motion
Monitoring modular and main control motor control module；
Motion monitoring module judges whether described motion control program mates with the motion of calling；
If matching, then electric life controller sends and performs signal to main control motor control module, main control motor control module control
Main control motor module processed performs described motion control program；
If not matching that, then call motion control program that is invalid and that remove generation.
The control system of a kind of a kind of safe towed elevator applied described in claim 1 the most according to claim 9
Method, it is characterised in that also include speed and the position of absolute encoder detection car, and detection information is sent respectively to electricity
Ladder controller and motion monitoring module；
Motion monitoring module judges that the motion of car and position are whether in the allowed band of described motion control program；
If it is, electric life controller does not send a signal to main control motor control module, main control motor control module continues to control
Main control motor module performs described motion control program；
Otherwise electric life controller sends a signal to main control motor control module, and main control motor control module adjusts main control motor speed
Degree,
Also include whether running according to described motion control program when sensor assembly monitoring car deceleration and flat bed, and will produce
Information be sent respectively to electric life controller and motion monitoring module；
If cage operation is normal, then it is sent to motion monitoring module and the monitoring information of electric life controller normal operation；
If running abnormal, then it is sent to motion monitoring module and the monitoring information of electric life controller operation exception, elevator control
Device processed takes measures.
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| CN201610629327.4A CN106241535B (en) | 2016-08-03 | 2016-08-03 | A kind of control system and method for safe towed elevator |
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| CN108249246A (en) * | 2018-03-26 | 2018-07-06 | 上海亨克电梯有限公司 | A kind of elevator rescue system |
| CN109665416A (en) * | 2017-10-17 | 2019-04-23 | 陕西小溪机电科技有限公司 | A kind of counterweight arragement construction in elevator traction system |
| CN109896376A (en) * | 2017-12-08 | 2019-06-18 | 陕西小溪机电科技有限公司 | A kind of elevator device facilitating passenger self-rescue |
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| CN109665424A (en) * | 2017-10-17 | 2019-04-23 | 陕西小溪机电科技有限公司 | A kind of anti-error shifting self locking elevator of leveling |
| CN109665407A (en) * | 2017-10-17 | 2019-04-23 | 陕西小溪机电科技有限公司 | A kind of two-shipper towed elevator based on safety return circuit detection |
| CN109665420A (en) * | 2017-10-17 | 2019-04-23 | 陕西小溪机电科技有限公司 | A kind of drag device with safety tongs |
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| CN109665396B (en) * | 2017-10-17 | 2024-06-28 | 南京市蓝业科技有限公司 | Elevator lifting anti-misoperation mechanism |
| CN109665424B (en) * | 2017-10-17 | 2024-04-26 | 湖州璟宇机电设备有限公司 | Self-locking elevator for preventing mistaken movement of flat floor |
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| CN108249246A (en) * | 2018-03-26 | 2018-07-06 | 上海亨克电梯有限公司 | A kind of elevator rescue system |
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