CN106553956A - Apparatus of passenger conveyor and its control method - Google Patents
Apparatus of passenger conveyor and its control method Download PDFInfo
- Publication number
- CN106553956A CN106553956A CN201610381993.0A CN201610381993A CN106553956A CN 106553956 A CN106553956 A CN 106553956A CN 201610381993 A CN201610381993 A CN 201610381993A CN 106553956 A CN106553956 A CN 106553956A
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- China
- Prior art keywords
- ladder
- inverter
- mobile handrail
- power
- control circuit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B25/00—Control of escalators or moving walkways
- B66B25/003—Methods or algorithms therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B23/00—Component parts of escalators or moving walkways
- B66B23/02—Driving gear
Abstract
The present invention provides a kind of apparatus of passenger conveyor, have a power failure occur when, using the regenerated electric power produced with motor from ladder, make ladder and movement handrail synchronously slow down stopping.Apparatus of passenger conveyor has：Ladder motor, ladder inverter, the mobile handrail motor for driving a pair of movement handrails and the mobile handrail inverter of ladder are driven, is also had：Alternating current from AC power is transformed into into the converter of DC current；The ladder DC circuit being connected with converter；The mobile handrail DC circuit being connected in parallel with ladder DC circuit；Receive the supply of electric power from AC power, control the control circuit of the operating of each inverter；For the regeneration resistance of regenerative electric power；And the multiple power change-over switch being connected with converter and regeneration resistance.
Description
Technical field
The present invention relates to the control method of the apparatus of passenger conveyor such as escalator, moving elevator and apparatus of passenger conveyor, special
It is not related to the apparatus of passenger conveyor and its control method for possessing the motor for driving ladder with the motor for driving mobile handrail.
Background technology
Escalator, moving elevator as apparatus of passenger conveyor etc. are connected to without end by what is moved between stopping port
The ladder of shape, the railing for being arranged on ladder both sides and mobile handrail synchronization-moving with ladder is constituted on the railing, by taking advantage of mouth
Passenger is conveyed to the move portion between drop mouth.
Additionally, general, the ladder and movement handrail of apparatus of passenger conveyor is by same motor-driven.Therefore, it is impossible to independent
Ground control ladder and mobile handrail, when mobile handrail skids, it may occur that ladder and mobile handrail are each with different from setting value
Speed operation as situation.The problem is introspected, it is known that a kind of apparatus of passenger conveyor, made the motor of driving ladder
Motor independence with mobile handrail is driven, synchronizes control to respective actuating speed.Then, for such passenger passes
For sending equipment, if when the corresponding emergent stopping of safety device action with apparatus of passenger conveyor, helping ladder and movement
Hand is while emergent stopping, the then danger that there is passenger's disequilibrium and move downwards.
Therefore, in the past, it is proposed that following technology：Action is carried out and has made ladder and mobile handrail when safety device is detected
During emergent stopping, ladder and mobile time of the handrail to specify are made according to the rotation direction of detected apparatus of passenger conveyor
Difference stops, so as to the stable posture of passenger is made in the caused emergent stopping because of safety device action.For example, filling because of safety
The action put and during caused emergent stopping, by carrying out pedal and handrail are made according to the rotation direction of escalator
(handrail) control of the stop distance control unit of the control of the stop position of regulation is stopped at, so as in escalator
When rising operating, handrail is stopped after advance predetermined distance relative to the stop position of pedal, transport in the decline of escalator
When turning, pedal is made after advance predetermined distance, to stop (with reference to patent document 1) relative to the stop position of handrail.Additionally, taking advantage of
When the rising of objective transmission equipment operates, make handrail and stopped with the deceleration slower than ladder, and in the decline of apparatus of passenger conveyor
During operating, make handrail and stopped with the deceleration faster than ladder, whether rise operating and decline any situation in operating, all
Promote in emergent stopping the way up of passenger to incline, and make ladder to be considered as most from emergent stopping condition occurs
The time that the deceleration of good regulation specifies stops, and makes ladder and handrail while entering speed-down action (with reference to specially when urgent
Sharp document is 2).
Citation
Patent document
Patent document 1：TOHKEMY 2012-017200 publications
Patent document 2：TOHKEMY 2010-247943 publications
In patent document 1,2, although considered for following situation, i.e. causing because of safety device action
Emergent stopping when, the emergent stopping of apparatus of passenger conveyor when the action of pedal (ladder) and handrail is controlled so as to
Certain deceleration stops, but does not make any consideration during for having a power failure and occur.That is, take advantage of to drive with different motor
In the case of the ladder of objective transmission equipment and mobile handrail, when occurring when having a power failure, due to not providing power supply to motor, so meeting
Stop respectively ladder and mobile handrail by brake.In this case, ladder driving means and mobile handrail drive
The inertia of dynamic device is different, and compared with ladder driving means, the inertia of movable armrest driving mechanism is very little, so mobile handrail
Deceleration ladder deceleration it is big, first can stop.For the passenger on ladder, the shifting grasped by passenger
Dynamic armrest portion can rearward occur larger deviation relative to its position of rotation direction, so particularly have when operating is risen can
The danger that passenger's disequilibrium can occur and move down.
The content of the invention
It is an object of the present invention to have a power failure occur when, using the regenerated electric power that produced with motor by ladder, make ladder with
Mobile handrail synchronously slows down and stops.
In order to solve aforementioned problems, the present invention provides a kind of apparatus of passenger conveyor, and the apparatus of passenger conveyor has：Ladder is used
Motor, which is used to drive the ladder moved between top stopping port and bottom stopping port；Ladder inverter, which is to institute
The driving for stating ladder motor is controlled；Mobile handrail motor, which is used for the both sides that drives edge is configured at the ladder
A pair of movement handrails that railing is moved；With mobile handrail inverter, its driving to the mobile handrail motor enters
Row control, the apparatus of passenger conveyor are characterised by having：Converter, the alternating current from AC power is transformed into by which
DC current；Ladder DC circuit, the direct current output of the converter is smoothed the ladder inversion by which
Device；Mobile handrail DC circuit, the direct current output of the converter is smoothed the mobile handrail with inverse by which
Become device；Control circuit, which receives the supply of electric power from the AC power, to the ladder inverter and the mobile handrail
It is controlled with the operating of inverter；Regeneration resistance, which is used to absorb from the ladder inverter regenerated electric power for producing；Point
The multiple power supplys for not being connected to the regeneration resistance side at the DC output side two ends and the regeneration resistance two ends of the converter are cut
Change switch；Be connected to the DC output side two ends of the converter and the DC voltage input side two of the control circuit
Multiple power change-over switch of the control circuit side at end, the control circuit are opened respectively in the power failure of the AC power
Multiple power change-over switch of the regeneration resistance side, and be respectively closed multiple power supplys switchings of the control circuit side and open
Close, be directed to respectively to set with the load information of the load information and the mobile handrail inverter of inverter based on the ladder
Set each described deceleration instruction is given each inverter by the deceleration instruction of the inverter, makes the ladder and institute
State mobile handrail synchronously to slow down stopping.
Invention effect
According to the present invention, when generation is had a power failure, the regenerated electric power for producing can be utilized from ladder motor, ladder and shifting is made
Dynamic handrail synchronously slows down and stops.
Description of the drawings
Fig. 1 is the summary side elevation of the structure of the apparatus of passenger conveyor for representing involved in the present invention.
Fig. 2 is the circuit diagram of the ladder supply unit in apparatus of passenger conveyor and mobile handrail supply unit.
Fig. 3 is the module structure drafting of the control circuit in supply unit.
Fig. 4 is the flow chart for illustrating the action of the control circuit during decline operating of apparatus of passenger conveyor.
Specific embodiment
Then, using accompanying drawing describing embodiments of the invention in detail, but the present invention is not limited to below example,
Also various modifications example, application examples are embraced within their scope in the technological concept of the present invention.
First, with reference to Fig. 1 illustrating the composition of apparatus of passenger conveyor.Fig. 1 is to represent passenger's transmission involved in the present invention
The summary side elevation of the structure of equipment.In FIG, in the escalator as apparatus of passenger conveyor, moving elevator, from taking advantage of mouth
Top stopping port near floor 4 is until the bottom stopping port near drop mouth floor 5 is configured with many in the way of it can move
Individual ladder (step) 1, and will be used for supporting a pair of railings 3 of mobile handrail 2 to be erected on gear in the left and right sides of these ladders 1
Plate portion 16.
Each ladder 1 is connected to without end shape by chain 6, and chain 6 is wound in the pulley 7 near drop mouth floor 5 and takes advantage of
On pulley 8 near mouth floor 4.Pulley 8 via drive chain 12 it is rotatably mounted link with ladder driving means 11.Ladder drives
Dynamic device 11 has ladder motor 9 and reductor 10, and is configured in the bottom for taking advantage of mouthful floor 4.Connect in ladder motor 9
There is ladder supply unit 17.Ladder driving means 11 carry out driving pulley 8 via drive chain 12, so as to drive chain 6 and
Ladder 1.
Additionally, the movable armrest driving mechanism 15 comprising mobile handrail motor 14 is configured near baffle portion 16, pass through
Mobile handrail is driven with the rotation of motor 14, so as to mobile handrail 2 is carried out along railing 3 via movable armrest driving mechanism 15
It is mobile.Additionally, in the bottom for taking advantage of mouthful floor 4, be configured with control device 13, the control device 13 is to ladder with 17 He of supply unit
Mobile handrail supply unit 18 is controlled, and controls the operating of ladder 1 and mobile handrail 2.Now, ladder is sharp with motor 9
With ladder supply unit 17, handrail motor 14 is moved using mobile handrail supply unit 18, control ladder 1 and move
The running speed of dynamic handrail 2, acceleration, deceleration.By ladder 1 and the synchronizing moving of mobile handrail 2, so as to decline operating
When, from taking advantage of mouthful floor 4 to convey passenger to drop mouth floor 5, when operating is risen, ladder 1 is from taking advantage of mouthful floor 5 to drop mouth ground for ladder 1
Plate 4 conveys passenger.
Fig. 2 is the circuit diagram of the ladder supply unit in apparatus of passenger conveyor and mobile handrail supply unit.In Fig. 2
In, the three-phase alternating-current supply 19 utilized as power supply is connected with ladder motor 9 via inverter unit 20.Inverter list
Unit 20 has：Three-phase alternating current is transformed into into the converter 21 of direct current；DC voltage after to being converted by converter 21 is smoothed
Smoothing capacity device (ladder DC circuit) 22；With based on control signal by DC voltage conversion into assigned voltage and regulation
The alternating electromotive force of frequency is controlling the inverter (ladder inverter) 23 of ladder motor 9.In addition, smoothing capacity device 22 and string
The transistor 22a and resistance 22b of connection connection is connected in parallel.
Additionally, control circuit 26 is connected with three-phase alternating-current supply 19, carry from the control circuit 26 to inverter unit 20
For control signal.Regeneration resistance 24 is connected with via power change-over switch 25 in the input side of inverter 23.Regeneration resistance 24
It is made up of resistive element, the resistive element is produced with motor 9 for absorbing from ladder in speed-down action of the ladder with motor 9
Regenerated electric power.Power change-over switch 25 is made up of multiple electromagnetic contactor 25a, 25b, 25c, 25d.Electromagnetic contactor 25a, 25b
As the regeneration resistance side power change-over switch that on-off is carried out according to the instruction from control circuit 26, separately it is connected to again
The two ends of raw resistance 24, and separately it is connected to the DC output side two ends of converter 21.Electromagnetic contactor 25c, 25d are used as pressing
The control circuit side power change-over switch of on-off is carried out according to the instruction from control circuit 26, control is separately connected to respectively
The DC voltage input side two ends of circuit 26, and separately it is connected to the DC output side two ends of converter 21.
Now, control circuit 26 is switched over to power change-over switch 25 so as to regenerate resistance 24 when generally operating and is connected
In 23 side of inverter.That is, electromagnetic contactor 25a, 25b are connected into (ON), electromagnetic contactor 25c, 25d is disconnected into (OFF).This
When, the speed-down action based on ladder motor 9 and the regenerated electric power that produces are via inverter 23, electromagnetic contactor 25a, 25b
Absorbed by regeneration resistance 24.On the other hand, control circuit 26 disconnects regeneration electricity when the power failure of three-phase alternating-current supply 19 is detected
Resistance 24, power change-over switch 25 is switched to smoothing capacity device 22 side for connecting control circuit 26.That is, by electromagnetic contactor
25a, 25b disconnect, and electromagnetic contactor 25c, 25d are connected.
Additionally, by the DC circuit (ladder DC circuit) by ladder supply unit 17 and mobile handrail power supply
The DC circuit connection of device 18, is thus configured to the power supply for making to provide from three-phase alternating-current supply 19 to ladder supply unit 17
Mobile handrail supply unit 18 is supplied to via the DC circuit (ladder DC circuit) of ladder supply unit 17.
Mobile handrail supply unit 18 has：Output voltage (the direct current at 22 two ends of smoothing capacity device to converter 21
Voltage) carry out smooth smoothing capacity device (mobile handrail DC circuit) 27；With based on control signal by DC voltage conversion
Alternating electromotive force into assigned voltage and assigned frequency is controlling to move the inverter 28 of handrail motor 14.
Control circuit 26 is instructed there is provided the operating to inverter 23 and instruction of stopping, the Acceleration Control to inverter 23
Deng as giving the ladder control signal of the inverter unit 20 of supply unit 17.Additionally, control circuit 26 is there is provided to inversion
The operating of device 28 and instruction of stopping, the Acceleration Control to inverter 28 are instructed etc., used as to mobile handrail supply unit 18
Control signal.
By using inverter 23, so as to have following soft stop function：Slowed down by inverter in abnomal results
Action and stopped with less deceleration, prevent passenger from falling.But, when generation is had a power failure, due to not to inverter 23
Power supply is provided, thus acts on cannot soft stop Function, cause the scram action become based on brake.Therefore,
Control circuit 26 is constituted as follows.
Fig. 3 is the module structure drafting of control circuit.In figure 3, control circuit 26 is for example by possessing CPU (Central
Processing Unit), memory, the computer of input/output interface etc. constitute, receive the electricity from three-phase alternating-current supply 19
Power or based on ladder with the regenerated electric power of the speed-down action of motor 9 carrying out action.Specifically, control circuit 26 has：Obtain
Take and signal (each inversion is calculated based on the failure detection signal of the electric current from three-phase alternating-current supply 19, voltage etc., passenger load rate
The inverter load information of device) input unit 29；The power down mode of power supply is detected according to the signal obtained by input unit 29
Power failure test section 30；The power change-over switch that detection signal based on power failure test section 30 is switched over to power change-over switch 25
Opening/closing portion 31；Receive the detection signal of power failure test section 30, to inverter 23, carry from the inverter load information of inverter 23
Take the deceleration instruction extraction unit 32 of the deceleration instruction for becoming reproduced state；Switching from power change-over switch opening/closing portion 31 is believed
Number power change-over switch 25 is supplied to, and the deceleration instruction from deceleration instruction extraction unit 32 is supplied to the output of inverter 23
Portion 33；The storage part 34 of processing routine when preserving power outage；With the control being controlled to each portion based on processing routine
Portion 35 etc..
Fig. 4 is the flow chart for illustrating the action of the control circuit during decline operating of apparatus of passenger conveyor.In Fig. 4
In, first, the power failure test section 30 of control circuit 26 monitors power failure detection signal by input unit 29, receives from input unit
The power failure detection of 29 outputs is determined whether to detect power failure (S1) with signal, if detecting the power down mode of building, i.e. inspection
The power failure of three-phase alternating-current supply 19 is measured, then failure detection signal is provided to power change-over switch opening/closing portion 31.Receive the letter
Number power change-over switch opening/closing portion 31 by output section 33 to power change-over switch 25 provide switching signal.Receive the switching
Regeneration resistance side is disconnected (OFF) by the power change-over switch 25 of signal, i.e. disconnected electromagnetic contactor 25a, 25b, from inverter
23 sides disconnect regeneration resistance 24 (S2), meanwhile, control circuit side joint is led to, i.e. electromagnetic contactor 25c, 25d are connected, will control
Circuit processed 26 is connected to 23 side of inverter (S3).
Then, the deceleration instruction extraction unit 32 for receiving the failure detection signal from power failure test section 30 is based on inverter
23 inverter load information (passenger load rate calculate signal) is setting the deceleration for making ladder motor 9 become reproduced state
Deceleration instruction signal, by output section 33 by set deceleration instruction signal output to inverter 23, and be based on inversion
The inverter load information (passenger load rate calculate signal) of device 28 becomes reproduced state to set to make to move handrail motor 14
Deceleration deceleration instruction signal, by output section 33 by set deceleration instruction signal output to inverter 28 (S4).
Now, by the speed-down action of ladder driving means 11 i.e. based on inverter 23 speed-down action and from ladder electricity consumption
Machine 9 produces regenerated electric power (S5).The regenerated electric power is fed into smoothing capacity device 22 via inverter 23, and is fed into
Mobile handrail supply unit 18 and control circuit 26 (S6).That is, by regenerated electric power, so as to be applied to smoothing capacity device 22
The DC voltage at two ends is applied to control circuit 26 via electromagnetic contactor 25c, 25d as dc source, and is applied to
The two ends of smoothing capacity device 27.Thus, using the regenerated electric power, continue based on inverter 23 ladder 1 speed-down action until
Till stopping, and speed-down action of the continuation based on the mobile handrail 2 of inverter 28 is till stopping (S7).Namely be based on from
The dc source that regenerated electric power gets continues the action of control circuit 26, inverter 23 and inverter 28, until ladder 1
Till the speed-down action of speed-down action and mobile handrail 2 stops.
So when generation is had a power failure, due to the direct current being accumulated in when simultaneously non-usage has a power failure and occurs in smoothing capacity device 22
Pressure, but become again to set based on the inverter load information of inverter 23 by the deceleration instruction extraction unit 32 of control circuit 26
The deceleration (deceleration instruction) of raw state, controls inverter 23 according to set deceleration, using by ladder motor 9
Speed-down action and the regenerated electric power that produces, making inverter 23 with deceleration carries out action, therefore without the need for arranging urgent electricity
Source, just can make ladder 1 lentamente slow down stopping.
Additionally, in movable armrest driving mechanism 15, due to its composition so as to inertia is less, even if carrying out based on inverter
28 speed-down action, also will not produce regenerated electric power from mobile handrail motor 14, therefore not use regeneration resistance.Now, no
Ladder power change-over switch 25 as supply unit 17 is set, and employs following composition：By ladder supply unit 17
Smoothing capacity device 22 be connected in parallel with the smoothing capacity device 27 of mobile handrail supply unit 18, by ladder supply unit 17
DC circuit and the DC circuit of mobile handrail supply unit 18 share the direct current produced at the two ends of smoothing capacity device 22
Voltage.Therefore, when generation is had a power failure, by the regenerated electric power produced with motor 9 from ladder, can be by smoothing capacity device 22
The DC voltage that two ends produce is applied to the two ends of smoothing capacity device 27 as the power supply of inverter 28.For as a result,
When generation is had a power failure also by the regenerated electric power produced with motor 9 from ladder, so as to inverter 28 can continue to operating, and
Regeneration is become to set based on the inverter load information of inverter 28 by the deceleration instruction extraction unit 32 by control circuit 26
The deceleration (deceleration instruction) of state, controls inverter 28 according to set deceleration such that it is able to makes to move handrail 2 and delays
Slowly slow down and stop.
According to the present embodiment, when generation is had a power failure, the regenerated electric power for producing can be utilized from ladder motor 9, ladder 1 is made
Synchronously lentamente slow down with mobile handrail 2 and stop, as a result for, can realize that the security of apparatus of passenger conveyor is carried
It is high.
Additionally, in the present embodiment, as described above, with by ladder supply unit 17 and ladder motor 9, movement
Handrail is illustrated in case of constituting with supply unit 18 and mobile handrail motor 14.As with above-mentioned composition
Different composition, it is also possible to by the supply unit to left side movement handrail and right side movement handrail, motor, driving means difference
It is configured, so as to be moved by ladder supply unit and ladder motor, left side movement handrail supply unit and left side
Dynamic handrail is constituted with motor, right side movement handrail supply unit and right side movement handrail motor.
In addition, the present invention is not limited to the above embodiments, also comprising various modifications example.When for example, with regard to stopping
The deceleration of ladder and mobile handrail can be set to identical, it is also possible to arrange difference as described in Patent Document 2 to carry out by deceleration
Adjustment.Additionally, the above embodiments are in order to be easier to understand to illustrate the present invention and the embodiment that describes in detail, do not limit
Constitute in the whole for necessarily possessing illustrated.For a part for the composition of embodiment, it is also possible to carry out other composition add,
Delete, replace.
Additionally, for above-mentioned each composition, function, processing unit, processing unit etc., can be for example, by integrated electricity
Road is designed etc. and realizes they part or all with hardware.Additionally, above-mentioned each composition, function etc. can also be led to
Cross and the program for realizing each function is explained, performed by processor and realized with software.Realize program, the table of each function
The information such as lattice, file can be positioned over the tape decks such as memory, hard disk, SSD (Solid State Drive, solid state hard disc),
Or in the recording medium such as IC-card, SD card, DVD.
Additionally, control line, information wire and their part for being shown in conjunction with explanation being considered as needs, in product
On all of control line, information wire and their combination are not necessarily shown.Actually nearly all or most of composition
It is considered connection associated with each other.
Symbol description
1 ladder, 2 movement handrails, 3 railings, 4 take advantage of a mouthful floor, 5 drop mouth floors, 6 chains, 7,8 pulleys, 9 ladders
With motor, 10 reductors, 11 ladder driving means, 12 drive chains, 13 control devices, 14 movement handrail motors, 15
Movable armrest driving mechanism, 16 baffle portions, 17 ladder supply units, 18 movement handrail supply units, 19 3 intersect
Stream power supply, 20 inverter units, 21 converters, 22 smoothing capacity devices, 23 inverters, 24 regeneration resistance, 25 power supplys are cut
Change switch, 25a, 25b, 25c, 25d electromagnetic contactor, 26 control circuits, 27 smoothing capacity devices, 28 inverters, 29 inputs
Portion, 30 power failure test sections, 31 power change-over switch opening/closing portions, 32 deceleration instruction extraction units, 33 output sections, 34 storage parts,
35 control units.
Claims (6)
1. a kind of apparatus of passenger conveyor, has：Ladder motor, which is used to drive between top stopping port and bottom stopping port
The ladder for moving；Ladder inverter, its driving to the ladder motor are controlled；Mobile handrail motor,
Which is used for a pair of movement handrails for driving the railing along the both sides for being configured at the ladder to move；With mobile handrail with inverse
Become device, its driving to the mobile handrail motor is controlled, and the apparatus of passenger conveyor is characterised by having：
Converter, the alternating current from AC power is transformed into DC current by which；
Ladder DC circuit, the direct current output of the converter is smoothed the ladder inverter by which；
Mobile handrail DC circuit, the direct current output of the converter is smoothed the mobile handrail with inverse by which
Become device；
Control circuit, which receives the supply of electric power from the AC power, to the ladder inverter and the mobile handrail
It is controlled with the operating of inverter；
Regeneration resistance, which is used to absorb from the ladder inverter regenerated electric power for producing；
Multiple power change-over switch of regeneration resistance side, which is connected to DC output side two ends of the converter and described
Regeneration resistance two ends；With
Multiple power change-over switch of control circuit side, which is connected to DC output side two ends of the converter and described
The DC voltage input side two ends of control circuit,
The control circuit in the power failure of the AC power, open by the multiple power supply switchings for being each turned off the regeneration resistance side
Close, and be respectively closed multiple power change-over switch of the control circuit side, the load based on the ladder inverter is believed
Breath and the mobile handrail set the deceleration instruction for each inverter with the load information of inverter, will be set
Each deceleration instruction gives each inverter, makes the ladder and the mobile handrail synchronously slow down stopping.
2. apparatus of passenger conveyor according to claim 1, it is characterised in that
The control circuit is obtained with multiple power change-over switch of DC circuit and the control circuit side via the ladder
The regenerated electric power for producing taken from the ladder motor, and the regenerated electric power got based on this is controlling for the ladder with inverse
Become the deceleration stopping action of device and the mobile handrail inverter.
3. apparatus of passenger conveyor according to claim 1 and 2, it is characterised in that
The ladder obtains the regenerated electric power produced from ladder motor, the regeneration that will be got by this with DC circuit
DC voltage obtained from electric power applies to the ladder inverter, and applies via the mobile handrail DC circuit
Add to the mobile handrail inverter.
4. a kind of control method of apparatus of passenger conveyor, the apparatus of passenger conveyor have：Ladder motor, which is used to drive
The ladder moved between portion's stopping port and bottom stopping port；Ladder inverter, its driving to the ladder motor
It is controlled；Mobile handrail motor, which is used for drive the railing along the both sides for being configured at the ladder to move one
To mobile handrail；With mobile handrail inverter, its driving to the mobile handrail motor is controlled, and the passenger transmits
Equipment also has：
Converter, the alternating current from AC power is transformed into DC current by which；
Ladder DC circuit, the direct current output of the converter is smoothed the ladder inverter by which；
Mobile handrail DC circuit, the direct current output of the converter is smoothed the mobile handrail with inverse by which
Become device；
Control circuit, which receives the supply of electric power from the AC power, to the ladder inverter and the mobile handrail
It is controlled with the operating of inverter；
Regeneration resistance, which is used to absorb from the ladder inverter regenerated electric power for producing；
Multiple power change-over switch of regeneration resistance side, which is connected to DC output side two ends of the converter and described
Regeneration resistance two ends；With
Multiple power change-over switch of control circuit side, which is connected to DC output side two ends of the converter and described
The DC voltage input side two ends of control circuit,
The control method is characterised by having：
1st step, control circuit in the power failure of the AC power, cut by the multiple power supplys for being each turned off the regeneration resistance side
Switch is changed, and is respectively closed multiple power change-over switch of the control circuit side；With
Second step, load information and institute of the control circuit in the power failure of the AC power, based on the ladder inverter
Mobile handrail is stated with the load information of inverter to set the deceleration instruction for each inverter, will be set each described
Deceleration instruction gives each inverter, makes the ladder and the mobile handrail synchronously slow down stopping.
5. the control method of apparatus of passenger conveyor according to claim 4, it is characterised in that
The control circuit in the 1st step, via the multiple of the ladder DC circuit and the control circuit side
Power change-over switch come obtain from the ladder motor produce regenerated electric power, in the second step, got based on this
Regenerated electric power controlling the deceleration stopping action for the ladder inverter and the mobile handrail inverter.
6. the control method of the apparatus of passenger conveyor according to claim 4 or 5, it is characterised in that have：
Third step, the ladder obtain the regenerated electric power produced from ladder motor with DC circuit, will be by the acquisition
To regenerated electric power obtained from DC voltage apply to the ladder inverter, and via the mobile handrail direct current
Circuit and apply to the mobile handrail inverter.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015-190409 | 2015-09-28 | ||
| JP2015190409A JP6374367B2 (en) | 2015-09-28 | 2015-09-28 | Passenger conveyor and control method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106553956A true CN106553956A (en) | 2017-04-05 |
| CN106553956B CN106553956B (en) | 2018-06-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610381993.0A Active CN106553956B (en) | 2015-09-28 | 2016-06-01 | Apparatus of passenger conveyor and its control method |
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| Country | Link |
|---|---|
| JP (1) | JP6374367B2 (en) |
| CN (1) | CN106553956B (en) |
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| Publication number | Publication date |
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| JP2017065829A (en) | 2017-04-06 |
| JP6374367B2 (en) | 2018-08-15 |
| CN106553956B (en) | 2018-06-26 |
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