CN109264532A - A kind of elevator safety control system and its control method - Google Patents
A kind of elevator safety control system and its control method Download PDFInfo
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- CN109264532A CN109264532A CN201811399323.7A CN201811399323A CN109264532A CN 109264532 A CN109264532 A CN 109264532A CN 201811399323 A CN201811399323 A CN 201811399323A CN 109264532 A CN109264532 A CN 109264532A
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- 238000000034 method Methods 0.000 title claims abstract description 29
- 238000004804 winding Methods 0.000 claims abstract description 4
- 230000005611 electricity Effects 0.000 claims description 33
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 20
- 238000001514 detection method Methods 0.000 claims description 20
- 230000005540 biological transmission Effects 0.000 claims description 15
- 230000005672 electromagnetic field Effects 0.000 claims description 13
- 238000001914 filtration Methods 0.000 claims description 13
- 229910052742 iron Inorganic materials 0.000 claims description 10
- 230000000694 effects Effects 0.000 claims description 7
- 230000005674 electromagnetic induction Effects 0.000 claims description 5
- 230000035939 shock Effects 0.000 claims description 5
- 230000008859 change Effects 0.000 claims description 4
- 230000003993 interaction Effects 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 4
- 238000012360 testing method Methods 0.000 claims description 3
- 230000008929 regeneration Effects 0.000 claims description 2
- 238000011069 regeneration method Methods 0.000 claims description 2
- 238000012546 transfer Methods 0.000 claims description 2
- 238000009414 blockwork Methods 0.000 claims 1
- 238000000465 moulding Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
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- 230000001681 protective effect Effects 0.000 description 1
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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
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/04—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions for detecting excessive speed
- B66B5/06—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions for detecting excessive speed electrical
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- 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
-
- 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
- B66B5/28—Buffer-stops for cars, cages, or skips
- B66B5/282—Structure thereof
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Indicating And Signalling Devices For Elevators (AREA)
- Elevator Control (AREA)
Abstract
The present invention provides a kind of elevator safety control system and its control methods, the elevator safety control system includes hoistway, carriage, cell apparatus, electromagnet, hoist engine module, spring pad and sliding rail, electromagnet includes electromagnet A, electromagnet B, electromagnet C, electromagnet D, relay switch and wireless receiver, the electromagnet A is fixed on the cage bottom vertically, the electromagnet B is fixed on vertically on the spring pad, the spring pad is fixed on the bottommost of the hoistway, the electromagnet A and the electromagnet B are that energization direction is identical on the contrary for bare electromagnet and their direction of winding, can be fallen caused collision problem with effective solution carriage, speed is reduced to 0 when carriage being made to fall, after business point power-off, it can continue to power by cell apparatus, avoid passenger stranded.
Description
Technical field
The invention belongs to elevator control technology field, in particular to a kind of elevator safety control system and its control method.
Background technique
With the rapid development of society, a large amount of buildings, the public gather place and build, electricity more and more with skyscraper now
Ladder becomes the indispensable walking-replacing tool of skyscraper, and the safety problem in elevator use process just becomes present skyscraper
One of major issue, had now to the protection of the problem of falling of elevator it is some, be mostly air bag protection, reduce elevator because
Problem is collided caused by whereabouts, but the protection of air bag has limitation very much, when elevator is in low layer, air bag has centainly
Protective effect, when elevator is when higher level is fallen, due to accelerating gravity, when falling to the ground under elevator, speed can become
It is very big, the effect of such air bag is just very small, and there are also many elevators after commercial power power failure, and elevator is without electricity
The supply of energy, so, elevator will stop immediately, and in many cases, passenger can be trapped in elevator, although being designed with alarm
Phone and button are still also required to that staff is waited to save.
Based on how more effectively solves the problems, such as because of stranded when having a power failure and lose problem caused by falling, present invention utilization
Battery has storage battery power supply when commercial power disconnects, has used the interaction force between electromagnetic field to solve and fall
Collision problem.
Summary of the invention
The present invention provides a kind of elevator safety control system and its control method, can be fallen and be made with effective solution carriage
At collision problem, speed is reduced to 0 when carriage being made to fall, when business with point power-off after, can continue to power by cell apparatus, keep away
It is stranded to exempt from passenger.
The present invention is specially a kind of elevator safety control system, and the elevator safety control system includes hoistway, carriage, electricity
Pool device, electromagnet, hoist engine module, spring pad and sliding rail；Wherein:
The carriage againsts the sliding rail in the hoistway and moves up and down, and includes alarm, handrail, speed in the carriage
Spend sensor, car position selecting module, one-chip computer module and wireless transmission module, the car position selecting module, speed
Sensor and alarm are electrical connected with the one-chip computer module, and the handrail is mounted on the carriage inner wall, the nothing
Line transfer module and the one-chip computer module are electrically connected；
The cell apparatus includes charging circuit, discharge circuit, control module and detection module, and the discharge circuit includes
Current rectifying and wave filtering circuit and inversion amplifying circuit, the detection module are connect with the one-chip computer module, the control module input
End be electrical connected with the one-chip computer module, the control module output end respectively with the discharge circuit and the hoist engine mould
Block input terminal is electrical connected, and the charging circuit is electrical connected with commercial power and hoist engine module drive device, the electric discharge
Circuit is electrical connected with the electromagnet coiling；
The hoist engine module includes driving device, hoist engine, motor and speed regulator, the speed regulator output
End is electrically connected with the driving device, and the speed regulator and the one-chip computer module are wirelessly connected, the driving device
Output end and the electrical connection of motor.
Further, the electromagnet includes electromagnet A, electromagnet B, electromagnet C, electromagnet D, relay switch and nothing
Line receiver, the electromagnet A are fixed on the cage bottom vertically, and the electromagnet B is fixed on vertically on the spring pad,
The spring pad is fixed on the bottommost of the hoistway, the electromagnet A and the electromagnet B be bare electromagnet and it
Direction of winding energization direction is identical on the contrary, the electromagnet A is electrical connected with the discharge circuit output end, described wireless
Receiver and the relay switch are electrically connected, and the relay switch input terminal is connected with commercial power, the relay
Device output switching terminal is electrically connected with the electromagnet B, electromagnet C and electromagnet D input terminal respectively, the electromagnet C
It is separately fixed at the electromagnet D in the well enclosure and in the two layers most lower of the hoistway.
Further, the cell apparatus is charged by commercial power and hoist engine module regeneration electricity, the electricity
Pool device electric discharge port is electrical connected with the one-chip computer module, is single-chip microcontroller power supply, the speed by the cell apparatus
Degree sensor detects the speed of the raising and lowering of the carriage and by speed and is transmitted to the one-chip computer module, the monolithic
Elevator actual speed speed is compared by machine module with the threshold value that speed is set, if within the scope of given threshold, after reforwarding
Row, if more than threshold value, the one-chip computer module sends to the speed regulator and instructs, and the speed regulator is to the driving
Device sends signal and controls the velocity of rotation of the motor and control the speed of the carriage.
Further, if the commercial power breaks down power-off to the power supply system of the elevator, the cell apparatus
There is provided electric energy to the driving device by the discharge circuit, by the discharge circuit by the current rectifying and wave filtering circuit and
The voltage rating that electric energy is amplified to the hoist engine module works normally the hoist engine module by the inversion amplifying circuit,
The detection module detects the electricity of the cell apparatus, if the cell apparatus electricity is greater than 10%, the motor continues just
Often operating, if the cell apparatus electricity is not more than 10%, the one-chip computer module sends instruction for institute to the control module
Carriage to be stated to be moved to corresponding floor seating platform and open the car door, the alarm reminding passengers walk out the carriage,
It is walked by stair.
Further, the car position selecting module includes locator, floor selection buttons, enabling key and shutdown key.
Further, it falls if the carriage breaks down, the alarm equipment alarm, the one-chip computer module passes through described
Locator determines the height of carriage, detects the speed of the carriage by the velocity sensor and is transmitted to the single-chip microcontroller mould
Block, the one-chip computer module are transmitted to the wireless receiver by the wireless transmission module after calculating and are instructed, described wireless
Receiver controls the closure of the relay switch, and commercial power passes through the relay switch to the electromagnet B, electromagnetism
Iron C and electromagnet D power supply, the electromagnet B, electromagnet C and electromagnet D generate electromagnetic induction and possess magnetic field, the single-chip microcontroller
Module sends to the control module and instructs, and the control module controls the cell apparatus electric discharge, and the cell apparatus is put
Electricity flows into the electromagnet A by the current rectifying and wave filtering circuit and the inversion amplifying circuit, and the electromagnet A is generated and institute
The contrary magnetic field battery iron B is stated, reduces the decrease speed of the carriage by the effect of magnetic field force.
Further, the electromagnet C and the electromagnet D produce electromagnetic field, by the electromagnetic field to the sedan-chair
Compartment side wall generates magnetic field force and has slowed down the decrease speed of the carriage, and the one-chip computer module passes through the control module and institute
It states that discharge circuit changes cell apparatus output electric current and frequency size increases the magnetic field force of the electromagnet A, and passes through magnetic
The carriage will not be made impact with the ground for the interaction of field force.
Further, the sliding rail is fixed on the well enclosure, and the car walls againsts the sliding rail movement, prevents institute
Carriage offset or rollover are stated, it is groups of springs below the rubber-sole, if the carriage is fallen that the spring pad top, which is rubber pad,
Speed is not kept to 0 when to the shaft bottom, and the spring pad reduces the shock of carriage.
Further, the opering characteristic of electric apparatus of the relay switch is 250V, 2A, the electromagnet B, electromagnet C and electromagnetism
Iron D is electrical connected with the normally opened stationary contact spot film of the relay switch respectively, the commercial power and the relay switch
Movable contact piece is electrical connected, and the motor is stepper motor.
The present invention also provides a kind of elevator security control methods, are based on elevator safety control system, the elevator safety
The control process of control method includes the following steps:
The control method of elevator speed:
Step (a): the velocity sensor detects the speed of the carriage raising and lowering；
Step (b): the speed that the velocity sensor will test is transmitted to the one-chip computer module；
Step (c): the threshold value of speed and set speed that the one-chip computer module detects the velocity sensor
It is compared；
Step (d): judge actual speed and whether be greater than threshold value, if being not more than, the carriage continues to operate normally, if greatly
In the one-chip computer module, which sends instruction to the speed regulator, reduces the speed of service of the carriage to less than speed threshold
Value；
The control method that the power supply system of elevator commercial power breaks down:
Step (A): whether the detection module detection commercial power breaks down to the power supply system of elevator, if power supply system
System is normal, and the elevator operates normally, and the stopping power supply if commercial power supply system breaks down, the cell apparatus is put by described
Circuit provides electric energy to the hoist engine module, and the discharge circuit is amplified by the current rectifying and wave filtering circuit and the inversion
Electric energy is amplified to the voltage rating of the hoist engine module by circuit, and control hoist engine module rotation continues to operate normally；
Step (B): whether the electricity that the detection module detects the cell apparatus is greater than the 10% of total electricity, if more than
The 10% of the cell apparatus total electricity, the hoist engine module continue to run well, if always electric no more than the cell apparatus
The 10% of amount, the one-chip computer module send instruction to the control module and the carriage are moved to corresponding floor seating
Platform, the one-chip computer module control the carriage and open car door, and the alarm reminding passengers walk out the carriage, pass through building
Ladder walking.
Control method when Lift out of order is fallen:
Step (1): the one-chip computer module judges that the carriage is by the variation of the velocity sensor transmission speed
No break down is fallen, if not breaking down, the elevator device is operated normally, and is fallen if breaking down, the alarm is opened
Begin to alarm；
Step (2): the one-chip computer module determines the height of carriage by the locator；
Step (3): the speed of the carriage is detected by the velocity sensor and is transmitted to the one-chip computer module；
Step (4): the one-chip computer module is transmitted by the wireless transmission module to the wireless receiver after calculating
Instruction；
Step (5): the wireless receiver controls the closure of the relay switch, and commercial power passes through the relay
Device is switched powers to the electromagnet B, electromagnet C and electromagnet D, and the electromagnet B, electromagnet C and electromagnet D generate electromagnetism
Induction possesses magnetic field；
Step (6): the one-chip computer module sends to the control module and instructs；
Step (7): the control module controls the cell apparatus electric discharge, and cell apparatus institute's discharge capacity passes through described
Current rectifying and wave filtering circuit and the inversion amplifying circuit flow into the electromagnet A, and the electromagnet A is generated and the battery iron side B
To opposite magnetic field；
Step (8): the electromagnet C and the electromagnet D produce electromagnetic field, by the electromagnetic field to the carriage
Side wall generates magnetic field force；
Step (9): reduce the decrease speed of the carriage by the effect of magnetic field force；
Step (10): if speed is not kept to 0 when the carriage is fallen to the shaft bottom, the spring pad reduces sedan-chair
The shock in compartment.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of elevator safety control system of the present invention；
Fig. 2 is the structure and connection diagram of hoist engine module and cell apparatus of the present invention；
Fig. 3 is the work flow diagram of method for controlling speed of elevator of the present invention；
Fig. 4 is control method flow chart when elevator commercial power power supply system of the present invention breaks down；
Fig. 5 is control method flow chart when Lift out of order of the present invention is fallen.
In figure: 1, hoistway；2, carriage；3, hoist engine module；4, cell apparatus；5, spring pad；6, sliding rail；7, electromagnet A；
8, electromagnet B；9, electromagnet C；10, electromagnet D；11, relay switch；12, wireless receiver；201, one-chip computer module；
202, car position selecting module；203, handrail；204, wireless transmission module；205, alarm；206, locator；207, speed
Sensor；301, hoist engine；302, speed regulator；303, motor；401, battery pack；402, charging circuit；403, electric discharge electricity
Road；404, detection module；405, control module；501, groups of springs；502, rubber pad.
Specific embodiment
The specific embodiment of a kind of elevator safety control system of the present invention and its control method is done with reference to the accompanying drawing
It elaborates.
As shown in Figs. 1-2, a kind of elevator safety control system of the present invention, the elevator safety control system include hoistway 1,
Carriage 2, cell apparatus 4, electromagnet, hoist engine module 3, spring pad 5 and sliding rail 6；Wherein:
The carriage 2 againsts the sliding rail 6 in the hoistway 1 and moves up and down, include in the carriage 2 alarm 205,
Handrail 203, velocity sensor 207, car position selecting module 202, one-chip computer module 201 and wireless transmission module 204, it is described
Car position selecting module 202, velocity sensor 207 and alarm 205 are electrical connected with the one-chip computer module 201, institute
It states handrail 203 to be mounted on 1 inner wall of carriage, the wireless transmission module 204 electrically connects with the one-chip computer module 201
It connects；
The cell apparatus 4 includes battery pack 401, charging circuit 402, discharge circuit 403, control module 405 and detection
Module 404, the discharge circuit 403 include current rectifying and wave filtering circuit and inversion amplifying circuit, the detection module 404 and the list
Piece machine module 201 connects, and 405 input terminal of control module is electrical connected with the one-chip computer module 201, the control module
405 output ends are electrical connected with the discharge circuit 402 and 3 input terminal of hoist engine module respectively, the charging circuit 402
It is electrical connected with commercial power and 3 driving device of hoist engine module, the discharge circuit 403 and the electromagnet coiling electrical property phase
Even；
The hoist engine module 3 includes driving device 304, hoist engine 301, motor 303 and speed regulator 302, described
302 output end of speed regulator and the driving device 304 are electrically connected, the speed regulator 302 and the single-chip microcontroller mould
Block 201 is wirelessly connected, and 304 output end of driving device and the motor 303 are electrically connected.
Further, the electromagnet includes that electromagnet A7, electromagnet B8, electromagnet C9, electromagnet D10, relay are opened
Pass 11 and wireless receiver 12, the electromagnet A7 are fixed on 2 bottom of carriage vertically, and the electromagnet B8 is fixed on vertically
On the spring pad 5, the spring pad 5 is fixed on the bottommost of the hoistway 1, and the electromagnet A7 and the electromagnet B8 are equal
For bare electromagnet and their direction of winding energization direction is identical on the contrary, the electromagnet A7 and the discharge circuit 403
Output end is electrical connected, and the wireless receiver 12 is electrically connected with the relay switch 11, and the relay switch 11 is defeated
Enter end to be connected with commercial power, 11 output end of relay switch respectively with the electromagnet B8, electromagnet C9 and electromagnetism
Iron D10 input terminal is electrically connected, and the electromagnet C9 and the electromagnet D10 are separately fixed in 1 wall of hoistway.
Further, the cell apparatus 4 is regenerated electricity and is charged by commercial power and the hoist engine module 3, described
The electric discharge of cell apparatus 4 port is electrical connected with the one-chip computer module 201, is the one-chip computer module by the cell apparatus 4
201 power supplies, the velocity sensor 207 detect the speed of the raising and lowering of the carriage 2 and by speed and are transmitted to described
Elevator actual speed speed is compared by one-chip computer module 201, the one-chip computer module 201 with the threshold value that speed is set, if
Within the scope of given threshold, elevator continues to operate normally, and if more than threshold value, the one-chip computer module 201 is to the speed tune
It saves device 302 and sends instruction, the speed regulator 302 sends signal to the driving device 304 and controls turning for the motor 303
Dynamic speed and the speed for controlling the carriage 2.
Further, if the commercial power breaks down power-off to the power supply system of the elevator, the cell apparatus 4
Electric energy is provided to the driving device 304 by the discharge circuit 403, the rectification is passed through by the discharge circuit 403
The voltage rating that electric energy is amplified to the hoist engine module 3 is made the hoist engine mould by filter circuit and the inversion amplifying circuit
Block 3 works normally, and the detection module 404 detects the electricity of the cell apparatus 4, if 4 electricity of the cell apparatus is greater than
10%, the motor 303 continues to run well, if 4 electricity of the cell apparatus is not more than 10%, the one-chip computer module 201
It sends to instruct to the control module 405 and the carriage 2 is moved to corresponding floor seating platform and opens the carriage 2,
205 reminding passengers of alarm walk out the carriage 2, are walked by stair.
Further, the car position selecting module 202 includes locator 206, floor selection buttons, enabling key and pass
Men Jian.
Further, it falls if the carriage 2 breaks down, the alarm 205 is alarmed, the one-chip computer module 201
The height that the carriage 2 is determined by the locator 206, the speed of the carriage 2 is detected by the velocity sensor 207
And be transmitted to the one-chip computer module 201, the one-chip computer module 201 calculate after by the wireless transmission module 204 to institute
The transmitting instruction of wireless receiver 12 is stated, the wireless receiver 12 controls the closure of the relay switch 11, commercial power
It is powered by the relay switch 11 to the electromagnet B8, electromagnet C9 and electromagnet D10, the electromagnet B8, electromagnetism
Iron C9 and electromagnet D10 generates electromagnetic induction and possesses magnetic field, and the one-chip computer module 201 refers to the control module 405 transmission
It enables, the control module 405 controls the cell apparatus 4 and discharges, and 4 discharge capacities of the cell apparatus pass through the rectifying and wave-filtering
Circuit and the inversion amplifying circuit flow into the electromagnet A7, and the electromagnet A7 generates contrary with the battery iron B
Magnetic field, the effect for passing through magnetic field force reduces the decrease speed of the carriage 2.
Further, the electromagnet C9 and the electromagnet D10 produce electromagnetic field, by the electromagnetic field to described
2 side wall of carriage generates magnetic field force and has slowed down the decrease speed of carriage 2, and the one-chip computer module 201 passes through the control module
405 and the discharge circuit 403 change the magnetic field that the cell apparatus 4 exports electric current and frequency size increases the electromagnet A7
Power, and by the interaction of magnetic field force the carriage 2 will not be made impact with the ground.
Further, the sliding rail 6 is fixed on the well enclosure, and 2 wall of carriage againsts the sliding rail 6 and moves, and is prevented
Only the offset of carriage 2 or rollover, 5 top of spring pad are rubber pad 502, and the rubber pad 502 is groups of springs below
501, if speed is not kept to 0 when the carriage 2 is fallen to 1 bottom of hoistway, the spring pad 5 reduces the carriage 2
It hits.
Further, the opering characteristic of electric apparatus of the relay switch 11 be 250V, 2A, the electromagnet B8, electromagnet C9 and
Electromagnet D10 is electrical connected with the normally opened stationary contact spot film of the relay switch 11 respectively, the commercial power and the relay
The movable contact piece of device switch 11 is electrical connected.
As in Figure 3-5, a kind of elevator security control method is based on elevator safety control system, the elevator safety
The control process of control method includes the following steps:
The control method of elevator speed:
Step (a): the velocity sensor 207 detects the speed of 2 raising and lowering of carriage；
Step (b): the speed that the velocity sensor 207 will test is transmitted to the one-chip computer module 201；
Step (c): the speed and set speed that the one-chip computer module 201 detects the velocity sensor 207
Threshold value be compared；
Step (d): judging actual speed and whether be greater than threshold value, if being not more than, the carriage 2 continues to operate normally, if
It is greater than, the one-chip computer module 201, which sends instruction to the speed regulator 302, reduces the speed of service of the carriage 2 to small
In threshold speed；
The control method that the power supply system of elevator commercial power breaks down:
Step (A): the detection module 404 detects whether commercial power breaks down to the power supply system of elevator, if for
Electric system is normal, and the elevator operates normally, if commercial power supply system breaks down, stopping power supply, the cell apparatus 4 pass through
The discharge circuit 403 provides electric energy to the hoist engine module 3, and the discharge circuit 403 passes through the current rectifying and wave filtering circuit
Electric energy is amplified to the voltage rating of the hoist engine module 3 with the inversion amplifying circuit, control tells 3 turns of hoist engine module
It is dynamic to continue to operate normally；
Step (B): whether the electricity that the detection module 404 detects the cell apparatus 4 is greater than the 10% of total electricity, if
Greater than the 10% of 4 total electricity of cell apparatus, the hoist engine module 3 continues to run well, if filling no more than the battery
The 10% of 4 total electricities is set, the one-chip computer module 201 sends instruction to the control module 405 and the carriage 2 is moved to phase
The floor answered takes platform, and the one-chip computer module 201 controls the carriage 2 and opens car door, 205 reminding passengers of alarm
The carriage is walked out, is walked by stair.
Control method when Lift out of order is fallen:
Step (1): described in variation judgement of the one-chip computer module 201 by 207 transmission speed of velocity sensor
Whether carriage 2, which breaks down, is fallen, if not breaking down, the elevator device is operated normally, and is fallen if breaking down, the report
Alert device 205 starts to alarm；
Step (2): the one-chip computer module 201 determines the height of carriage 2 by the locator 206；
Step (3): the speed of the carriage 2 is detected by the velocity sensor 207 and is transmitted to the single-chip microcontroller mould
Block 201；
Step (4): the one-chip computer module 201 calculate after by the wireless transmission module 204 to the wireless receiving
The transmitting instruction of device 12；
Step (5): the wireless receiver 12 controls the closure of the relay switch 11, and commercial power passes through described
Relay switch 11 is powered to the electromagnet B8, electromagnet C9 and electromagnet D10, the electromagnet B8, electromagnet C9 and electricity
Magnet D10 generates electromagnetic induction and possesses magnetic field；
Step (6): the one-chip computer module 201 sends to the control module 405 and instructs；
Step (7): the control module 405 controls the cell apparatus 4 and discharges, and 4 discharge capacities of the cell apparatus are logical
It crosses the current rectifying and wave filtering circuit and the inversion amplifying circuit flows into the electromagnet A7, the electromagnet A7 is generated and the electricity
Pond iron B8 contrary magnetic field；
Step (8): the electromagnet C9 and the electromagnet D10 produce electromagnetic field, by the electromagnetic field to described
2 side wall of carriage generates magnetic field force；
Step (9): reduce the decrease speed of the carriage 2 by the effect of magnetic field force；
Step (10): if speed is not kept to 0 when the carriage 2 is fallen to 1 bottom of hoistway, the spring pad 5 subtracts
The shock of small carriage 2；
Finally it should be noted that only illustrating technical solution of the present invention rather than its limitations in conjunction with above-described embodiment.Institute
The those of ordinary skill in category field is it is to be understood that those skilled in the art can repair a specific embodiment of the invention
Change or equivalent replacement, but these modifications or change are being applied among pending claims.
Claims (10)
1. a kind of elevator safety control system, which is characterized in that the elevator safety control system includes hoistway, carriage, battery
Device, electromagnet, hoist engine module, spring pad and sliding rail；Wherein:
The carriage againsts the sliding rail in the hoistway and moves up and down, and includes alarm, handrail, speed biography in the carriage
Sensor, car position selecting module, one-chip computer module and wireless transmission module, the car position selecting module, velocity pick-up
Device and alarm are electrical connected with the one-chip computer module, and the handrail is mounted on the carriage inner wall, the wireless biography
It passs module and the one-chip computer module is electrically connected；
The cell apparatus includes charging circuit, discharge circuit, control module and detection module, and the discharge circuit includes rectification
Filter circuit and inversion amplifying circuit, the detection module are connect with the one-chip computer module, the control module input terminal with
The one-chip computer module is electrical connected, and the control module output end is defeated with the discharge circuit and the hoist engine module respectively
Enter end to be electrical connected, the charging circuit is electrical connected with commercial power and hoist engine module drive device, the discharge circuit
It is electrical connected with the electromagnet coiling；
The hoist engine module includes driving device, hoist engine, motor and speed regulator, the speed regulator output end with
The driving device is electrically connected, and the speed regulator and the one-chip computer module are wirelessly connected, the driving device output
End and the electrical connection of motor.
2. a kind of elevator safety control system according to claim 1, which is characterized in that the electromagnet includes electromagnet
A, electromagnet B, electromagnet C, electromagnet D, relay switch and wireless receiver, the electromagnet A are fixed on institute vertically
Cage bottom is stated, the electromagnet B is fixed on vertically on the spring pad, and the spring pad is fixed on the most bottom of the hoistway
Portion, the electromagnet A and the electromagnet B are that energization direction is identical on the contrary for bare electromagnet and their direction of winding,
The electromagnet A is electrical connected with the discharge circuit output end, and the wireless receiver electrically connects with the relay switch
Connect, the relay switch input terminal is connected with commercial power, the relay switch output end respectively with the electromagnet
B, electromagnet C and electromagnet D input terminal are electrically connected, and the electromagnet C and the electromagnet D are separately fixed at the well enclosure
It is interior.
3. a kind of elevator safety control system according to claim 2, which is characterized in that the cell apparatus is by commercially using
The electric and described hoist engine module regeneration electricity charges, the cell apparatus electric discharge port and the one-chip computer module electrical property phase
It even, is single-chip microcontroller power supply by the cell apparatus, the velocity sensor detects the speed of the raising and lowering of the carriage
Spend and speed be transmitted to the one-chip computer module, the one-chip computer module by elevator actual speed and the threshold speed of setting into
Row compares, if continuing to run within the scope of given threshold, if more than threshold value, the one-chip computer module is adjusted to the speed
Device sends instruction, and the speed regulator controls the velocity of rotation of the motor to driving device transmission signal and controls institute
State the speed of carriage.
4. a kind of elevator safety control system according to claim 3, which is characterized in that if the commercial power is to described
The power supply system of elevator breaks down power-off, and the cell apparatus provides electricity to the driving device by the discharge circuit
Can, electric energy is amplified to the hoist engine mould by the current rectifying and wave filtering circuit and the inversion amplifying circuit by the discharge circuit
The voltage rating of block works normally the hoist engine module, and the detection module detects the electricity of the cell apparatus, if institute
Cell apparatus electricity is stated greater than 10%, the motor continues to run well, described if the cell apparatus electricity is no more than 10%
One-chip computer module sends to instruct to the control module and the carriage is moved to corresponding floor seating platform and opens the sedan-chair
Compartment door, the alarm reminding passengers walk out the carriage, are walked by stair.
5. a kind of elevator safety control system according to claim 4, which is characterized in that the car position selecting module
Including locator, floor selection buttons, enabling key and shutdown key.
6. a kind of elevator safety control system according to claim 5, which is characterized in that the pendant if carriage breaks down
It falls, the alarm equipment alarm, the one-chip computer module determines the height of the carriage by the locator, passes through the speed
Sensor detects the speed of the carriage and is transmitted to the one-chip computer module, and the one-chip computer module passes through the nothing after calculating
Line transfer module is transmitted to the wireless receiver and is instructed, and the wireless receiver controls the closure of the relay switch,
Commercial power is powered by the relay switch to the electromagnet B, electromagnet C and electromagnet D, the electromagnet B, electromagnetism
Iron C and electromagnet D generates electromagnetic induction and possesses magnetic field, and the one-chip computer module sends to the control module and instructs, the control
Molding block controls the cell apparatus electric discharge, and cell apparatus institute's discharge capacity passes through the current rectifying and wave filtering circuit and the inversion
Amplifying circuit flows into the electromagnet A, and the electromagnet A generates the magnetic field contrary with the battery iron B, passes through magnetic field force
Effect reduce the decrease speed of the carriage.
7. a kind of elevator safety control system according to claim 6, which is characterized in that the electromagnet C and the electricity
Magnet D produces electromagnetic field, generates magnetic field force to the car side wall by the electromagnetic field and has slowed down under the carriage
Reduction of speed degree, the one-chip computer module by the control module and the discharge circuit change the cell apparatus export electric current and
Frequency size increases the magnetic field force of the electromagnet A, and by the interaction of magnetic field force the carriage will not be hit with ground
It hits.
8. a kind of elevator safety control system according to claim 7, which is characterized in that the sliding rail is fixed on the well
On road wall, the car walls againsts the sliding rail movement, prevents the carriage from deviating or turning on one's side, and the spring pad top is rubber
Pad is groups of springs below the rubber-sole, if speed is not kept to 0 when the carriage is fallen to the shaft bottom, the bullet
Spring pad reduces the shock of the carriage.
9. a kind of elevator safety control system according to claim 8, which is characterized in that the electric appliance of the relay switch
Characteristic be 250V, 2A, the electromagnet B, electromagnet C and electromagnet D respectively with the normally opened stationary contact spot film of the relay switch
It is electrical connected, the movable contact piece of the commercial power and the relay switch is electrical connected.
10. a kind of elevator security control method controls system based on elevator safety described in any one of claim 1-9
System, the control process of the elevator security control method include the following steps:
The control method of elevator speed:
Step (a): the speed of velocity sensor detection carriage raising and lowering；
Step (b): the speed that velocity sensor will test is transmitted to one-chip computer module；
Step (c): one-chip computer module is compared the speed that velocity sensor detects with the threshold speed of setting；
Step (d): judge actual speed and whether be greater than threshold value, if being not more than, carriage continues to operate normally, if more than monolithic
Machine module, which sends instruction to speed regulator, reduces the speed of service of carriage to less than threshold speed；
The control method that the power supply system of elevator commercial power breaks down:
Step (A): whether detection module detection commercial power breaks down to the power supply system of elevator, if power supply system is normal,
Elevator operates normally, and the stopping power supply if commercial power supply system breaks down, cell apparatus passes through discharge circuit to hoist engine module
Electric energy is provided, electric energy is amplified to the specified electricity of hoist engine module by current rectifying and wave filtering circuit and inversion amplifying circuit by discharge circuit
Pressure, control hoist engine module rotation continue to operate normally；
Step (B): whether the electricity of detection module detection cell apparatus is greater than the 10% of total electricity, always electric if more than cell apparatus
The 10% of amount, hoist engine module continues to run well, if being not more than the 10% of cell apparatus total electricity, one-chip computer module is to control
Module sends instruction and carriage is moved to corresponding floor seating platform, and one-chip computer module controls carriage and opens car door, alarm
Reminding passengers walk out carriage, are walked by stair.
Control method when Lift out of order is fallen:
Step (1): one-chip computer module judges whether carriage breaks down by the variation of velocity sensor transmission speed and falls, if
It does not break down, elevator device operates normally, and falls if breaking down, alarm starts to alarm；
Step (2): one-chip computer module determines the height of carriage by locator；
Step (3): the speed of carriage is detected by velocity sensor and is transmitted to one-chip computer module；
Step (4): one-chip computer module is transmitted to wireless receiver by wireless transmission module after calculating and is instructed；
Step (5): wireless receiver controls the closure of relay switch, commercial power by relay switch to electromagnet B,
Electromagnet C and electromagnet D power supply, the electromagnet B, electromagnet C and electromagnet D generate electromagnetic induction and possess magnetic field；
Step (6): one-chip computer module sends to control module and instructs；
Step (7): control module controls cell apparatus electric discharge, and cell apparatus institute discharge capacity is put by current rectifying and wave filtering circuit and inversion
Big circuit flows into electromagnet A, and the electromagnet A generates the magnetic field contrary with the electromagnet B；
Step (8): the electromagnet C and the electromagnet D produce electromagnetic field, are generated by the electromagnetic field to car side wall
Magnetic field force；
Step (9): reduce the decrease speed of carriage by the effect of magnetic field force；
Step (10): if speed is not kept to 0 when carriage is fallen to shaft bottom, spring pad reduces the shock of carriage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811399323.7A CN109264532A (en) | 2018-11-22 | 2018-11-22 | A kind of elevator safety control system and its control method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811399323.7A CN109264532A (en) | 2018-11-22 | 2018-11-22 | A kind of elevator safety control system and its control method |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3410368A (en) * | 1963-11-27 | 1968-11-12 | Hitachi Ltd | Automatic floor-stopping systems of elevator cages at supply faults |
| CN105905732A (en) * | 2016-06-27 | 2016-08-31 | 爱默生电梯有限公司 | Safety lift |
| CN106629285A (en) * | 2016-12-08 | 2017-05-10 | 上海电机学院 | Elevator anti-falling system |
| CN207632279U (en) * | 2017-12-25 | 2018-07-20 | 厦门科携自动化科技有限公司 | A kind of elevator rescue apparatus during stoppage of power supply |
| CN209097979U (en) * | 2018-11-22 | 2019-07-12 | 国网江苏省电力有限公司南通供电分公司 | A kind of elevator safety control system |
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2018
- 2018-11-22 CN CN201811399323.7A patent/CN109264532A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3410368A (en) * | 1963-11-27 | 1968-11-12 | Hitachi Ltd | Automatic floor-stopping systems of elevator cages at supply faults |
| CN105905732A (en) * | 2016-06-27 | 2016-08-31 | 爱默生电梯有限公司 | Safety lift |
| CN106629285A (en) * | 2016-12-08 | 2017-05-10 | 上海电机学院 | Elevator anti-falling system |
| CN207632279U (en) * | 2017-12-25 | 2018-07-20 | 厦门科携自动化科技有限公司 | A kind of elevator rescue apparatus during stoppage of power supply |
| CN209097979U (en) * | 2018-11-22 | 2019-07-12 | 国网江苏省电力有限公司南通供电分公司 | A kind of elevator safety control system |
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