CN102815595B - Passenger conveyer - Google Patents
Passenger conveyer Download PDFInfo
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- CN102815595B CN102815595B CN201210139595.XA CN201210139595A CN102815595B CN 102815595 B CN102815595 B CN 102815595B CN 201210139595 A CN201210139595 A CN 201210139595A CN 102815595 B CN102815595 B CN 102815595B
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Abstract
The embodiment of the invention relates to a passenger conveyer such as escalators or moving sidewalks, and provides a passenger conveyer which can detect stair opening part. The conveyer has a rear wheel reversal guide rail (38) used for stairs (22) reversal, a sensor (52) for detecting the rear wheel (32) which passes through the rear wheel reversal guide rail (38), a control unit (56) for stopping an escalator (10) when the stair opening part is detected based on the detecting signal from the sensor (52).
Description
Quoting of the association requests such as basis for priority application:
The application, taking Japanese patent application No. 2011-126487 (applying date: on June 6th, 2011) as basis, enjoys the preferential interests of this application.The application is by the full content that comprises same application with reference to these applications.
Technical field
Embodiments of the present invention relate to the passenger conveyors such as the footway of escalator or movement.
Background technology
In order to move safely passenger conveyors, need to detect the step peristome of step etc. being installed and produce by forgetting.As the means that detect this step peristome, for example, there are the 1st means that detect step at the arranged outside sensor of step.
In addition, have and light projector sensor is set in step inside, is subject to optical sensor to detect the 2nd means of step in the outer setting of step.
And, as shown in patent documentation 3, there are the 3rd means of proximity transducer being installed detecting step in the beam portion that is positioned near the broach stopping port of escalator.
But, in above-mentioned the 1st means, due to the space of sensor installation is located in pit, so there are the following problems: commonly tail off for the space that checks work; In addition, in the time removing step or while inspection, need removal sensor, in the time restoring to the original state, need to install again and adjust again.
In addition, in the 2nd means, need to adjust light projector sensor and be subject to optical sensor both sides, there are the following problems: the setting of light projector angle, light angle needs work-hours, and work efficiency is poor.
And, in the 3rd means, for example many in the case of passenger and from long to the range ability stopping completely the halt instruction of escalator, there are the following problems: to have step peristome to exceed broach and occur the local possibility at passenger place.
Summary of the invention
Therefore, in view of the above problems, the object of the present invention is to provide the passenger conveyors that can really and promptly detect step peristome.
The passenger conveyors of embodiment has: pair of right and left trailing wheel reversion guide rail, be arranged at respectively the levels of passenger conveyors, and the pair of right and left trailing wheel having for multiple steps reverses respectively; Sensor, is arranged at above-mentioned trailing wheel reversion guide rail, to detecting by the above-mentioned trailing wheel of above-mentioned trailing wheel reversion guide rail; And stop element, based on the detection signal from the sensor, in the time detecting a step peristome, above-mentioned passenger conveyors is stopped.
By above-mentioned formation, can make the passenger conveyors that can really and promptly detect step peristome stop.
Detailed description of the invention
Below, based on accompanying drawing, the passenger conveyors of an embodiment is illustrated.In the present embodiment, be illustrated as passenger conveyors using escalator 10.
[the first embodiment]
Based on Fig. 1 ~ Fig. 7, the escalator 10 of the first embodiment is illustrated.
(1) structure of escalator 10
Machine room in the upper layer side end that is positioned at the truss 12 that is arranged on building is provided with the actuating device for driving escalator 10.This actuating device has electrical motor 14, is connected in the retarder of the output shaft of electrical motor 14, is arranged at the drg 16 between driving engine 14 and retarder.In addition, electrical motor 14 and drg 16 are recorded in the block diagram of Fig. 5.At the output shaft of retarder, driving minor sprocket is installed.On the other hand, at axle drive shaft, driving hinge wheel is installed, between above-mentioned driving minor sprocket and driving hinge wheel, sets up annular driving chain.At the two ends of axle drive shaft, pair of right and left ladder sprocket wheel is installed.
On the other hand, at the machine room 18 of the lower layer side end that is positioned at truss 12, the pair of right and left ladder sprocket wheel 20,20 that lower layer side is used is installed, and the pair of right and left ladder sprocket wheel of upper layer side between set up annular driving chain.Between this pair of right and left step chains, be provided with multiple steps 22.
As shown in Figure 2, step 22 has pedal 24 and riser (riser) 26, and these pedals 24 and riser 26 are fixed in step framework 28.In addition, be rotatably mounted with the front-wheel 30 as step roller in the front side of step framework 28, be rotatably mounted with the trailing wheel 32 as step roller at the rear side of step framework 28.As shown in Figure 1, front-wheel 30 rolls on front-wheel guide rail 34, and trailing wheel 32 rolls on trailing wheel guide rail 36.
In addition,, in the machine room of upper layer side and the machine room of lower layer side 18, for step 22 can be reversed, trailing wheel reversion guide rail 38 is installed between upper and lower trailing wheel guide rail 36,36.To at length be illustrated the trailing wheel guide rail 38 that reverses below.
Ceiling face at the machine room 18 of lower layer side is provided with the lifting board 40 for passenger's boarding, at the leading section of this lifting board 40, position that step 22 occurs is formed with broach 42.
(2) structure of trailing wheel reversion guide rail 38
Based on Fig. 1, Fig. 3, Fig. 4, the structure of trailing wheel reversion guide rail 38 is illustrated.
As shown in Figure 1, at the pair of right and left trailing wheel reversion guide rail 38 of the machine room 18 of lower layer side, the trailing wheel 32 of step 22 rolls from bottom to top., step 22, by the bottom of truss 12, reverses from bottom to top by this trailing wheel reversion guide rail 38, and moves to the top of truss 12.
As shown in Figure 4, the semicircle that pair of right and left trailing wheel reversion guide rail 38,38 be ring-type, by the semicircle guide pass 44 of ring-type, along the outside wall surface 46 of the outer peripheral face setting of this guide pass 44, form along the internal face 48 of the inner circumferential side setting of guide pass 44.
As shown in Figure 3, the outside of the guide pass 44 of the trailing wheel reversion guide rail 38 of the side (for example, left side) in pair of right and left trailing wheel reversion guide rail 38,38, is situated between, by adapter plate 50, the sensor 52 being made up of optical sensor is installed.Be through with respectively gauge hole 54 at the adapter plate corresponding with the Sensor section of this sensor 52 50 and guide pass 44.When from sensor 52 light irradiations and trailing wheel 32 while reversing guide rail 38 inner side by trailing wheel, this light is blocked, and sensor 52 can detect trailing wheel 32 and pass through this situation.The detection signal of sensor 52 these pulse types that detect of output.
One of the left and right trailing wheel reversion guide rail 38 of the machine room 18 of upper layer side also has identical structure, but is not that both sides all dispose sensor 52.
(3) electrical structure of escalator 10
Next, the block diagram based on Fig. 5 is illustrated the electrical structure of escalator 10.
The control setup 56 of controlling escalator 10 is located at the machine room inside of upper layer side, is connected with electrical motor 14, drg 16 and is arranged at the sensor 52 of above-mentioned trailing wheel reversion guide rail 38 at this control setup 56.
(4) mode of operation of control setup 56
Next, the mode chart based on Fig. 6, Fig. 7 is illustrated the mode of operation of control setup 56.The mode chart of Fig. 6, Fig. 7 is the mode chart of the detection signal of the pulse type exported of sensor 52.
In the time that escalator 10 turns round, the trailing wheel 32 of the step 22 of sensor 52 to the guide rail 38 that reverses by trailing wheel detects.In the time that trailing wheel 32 passes through, the pulse of detection signal becomes H from L.Sensor 52 is to control setup 56 these detection signals of output.
Pulse spacing as the control setup 56 of speed calculating unit based on detection signal is calculated the running velocity of step 22.For example, if detect pulse with the cycle A of the specified running velocity that is equivalent to step 22 as shown in Figure 6, control setup 56 is judged as normal operation.On the other hand, if growing than the cycle A of specified running velocity in the case of in the cycle (2A) detecting as shown in Figure 7, control setup 56 be judged as lack step 52, occur step peristome, running extremely, also as the control setup 56 of stop element, the running of escalator 10 is stopped.Now, control setup 56 stops electrical motor 14, and drg 16 is worked and escalator 10 is stopped.And, because control setup 56 is at the position probing step peristome of trailing wheel reversion guide rail 38, so even if passenger is a lot, also can escalator 10 be stopped before broach 42 occurs at step peristome.
In addition, the cycle that the pulse spacing of detection signal is specified running velocity, but in this pulse spacing, exist in situation different in size and unsettled, control setup 56 is thought to have occurred abnormal and escalator 10 is stopped.For example, wear away serious situation at the trailing wheel 32 on right side only inferior, in the waveform of detection signal, will show abnormal.
(5) effect
According to present embodiment, by being located at the sensor 52 in outside of trailing wheel reversion guide rail 38, control setup 56 can detect step peristome at once, and escalator 10 is stopped.Therefore, can prevent from occurring step peristome from broach 42.
In addition, even waiting by inspection removed step 22 in the situation that, because sensor 52 is installed in trailing wheel reversion guide rail 38, so needn't remove and sensor installation 52 again.
In addition, the gauge hole 54 of sensor 52 by being opened on guide pass 44 to trailing wheel 32 pass through detect, therefore, do not need the work-hours of the angle for adjusting sensor 52.
[the second embodiment]
Next, the escalator 10 of the second embodiment is illustrated.
In the first embodiment, in pair of right and left trailing wheel reversion guide rail 38,38, be only provided with sensor 52 at a side trailing wheel reversion guide rail 38, and in present embodiment, at pair of right and left trailing wheel reversion guide rail 38,38 both sides' sensor installations 52,52.
Thus, not only detecting lack step 22 in the situation that, in the situation that detecting abnormal pulsers, control setup 56 also can be judged as the abnormal of step 22, carries out stopping of escalator 10.When the situation of the waveform disorder of so-called detection signal is for example different with the pulse spacing of the detection signal from right sensor 52 from pulse spacing of detection signal of left side sensor 52, the either party who now thinks the pair of right and left trailing wheel 32,32 of step 22 has occurred extremely, and control setup 56 stops escalator 10.
[modification]
In the above-described embodiment, in the arranged outside of trailing wheel reversion guide rail 38 sensor 52 being formed by optical sensor, but replace, also can the sensors such as limit switch 52 be set in the trailing wheel position that the trailing wheel 32 of guide rail 38 passes through of reversing, the detection signal that this switch ON/OFF is produced the trailing wheel by passing through 32 outputs to control setup 56.
In addition, in the above-described embodiment, be illustrated as passenger conveyors using escalator 10, but replace, also go for mobile footway.
In foregoing, one embodiment of the present invention is illustrated, but this embodiment discloses as an example, its intention is not that scope of invention is limited.These novel embodiments can be implemented by other various forms, in the scope of purport that does not depart from invention, can carry out various omissions, displacement, change.These embodiments or its distortion are contained in invention scope or summary, and are contained in the invention and its impartial scope of recording in claims.
Brief description of the drawings
Fig. 1 is the instruction diagram that represents the escalator of the first embodiment.
Fig. 2 is the lateral plan of step.
Fig. 3 is the figure that observes pair of right and left trailing wheel reversion guide rail from front.
Fig. 4 is the enlarged side view of trailing wheel reversion guide rail.
Fig. 5 is the block diagram of escalator.
The mode chart of the detection signal of sensor when Fig. 6 is normal.
The mode chart of the inspection side signal of sensor when Fig. 7 is abnormal.
Fig. 8 is the front elevation of the pair of right and left trailing wheel reversion guide rail of the second embodiment.
Claims (11)
1. a passenger conveyors, is characterized in that, has:
Pair of right and left trailing wheel reversion guide rail, is arranged at respectively the levels of passenger conveyors, and the pair of right and left trailing wheel having for multiple steps reverses respectively;
Sensor, is arranged at above-mentioned trailing wheel reversion guide rail, to detecting by the above-mentioned trailing wheel of above-mentioned trailing wheel reversion guide rail; And
Stop element, based on the detection signal from the sensor, in the time detecting a step peristome, stops above-mentioned passenger conveyors,
The sensor is arranged at respectively above-mentioned pair of right and left trailing wheel reversion guide rail,
Above-mentioned stop element stops above-mentioned passenger conveyors when different in pulse spacing of the pulse spacing of the detection signal of the sensor from left side and the detection signal of the sensor from right side.
2. passenger conveyors according to claim 1,
The sensor is arranged at the outside of above-mentioned trailing wheel reversion guide rail,
On above-mentioned trailing wheel reversion guide rail, have gauge hole,
The sensor detects above-mentioned trailing wheel by the sensor hole.
3. passenger conveyors according to claim 1,
Above-mentioned stop element stopped above-mentioned passenger conveyors at above-mentioned step peristome before broach occurs.
4. passenger conveyors according to claim 2,
Above-mentioned stop element stopped above-mentioned passenger conveyors at above-mentioned step peristome before broach occurs.
5. according to the passenger conveyors described in any one of claim 1～4,
Above-mentioned stop element based on above-mentioned detection signal, stops above-mentioned passenger conveyors in the time that the assay intervals of above-mentioned step was grown than the cycle of regulation.
6. according to the passenger conveyors described in any one of claim 1～4,
Above-mentioned stop element, in the case of the waveform disorder of above-mentioned detection signal, stops above-mentioned passenger conveyors.
7. passenger conveyors according to claim 5,
Above-mentioned stop element, in the case of the waveform disorder of above-mentioned detection signal, stops above-mentioned passenger conveyors.
8. according to the passenger conveyors described in any one of claim 1～4,
Also have speed calculating unit, this speed calculating unit calculates the running velocity of above-mentioned step according to above-mentioned detection signal.
9. passenger conveyors according to claim 5,
Also have speed calculating unit, this speed calculating unit calculates the running velocity of above-mentioned step according to above-mentioned detection signal.
10. passenger conveyors according to claim 6,
Also have speed calculating unit, this speed calculating unit calculates the running velocity of above-mentioned step according to above-mentioned detection signal.
11. passenger conveyors according to claim 7,
Also have speed calculating unit, this speed calculating unit calculates the running velocity of above-mentioned step according to above-mentioned detection signal.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011126487A JP5679576B2 (en) | 2011-06-06 | 2011-06-06 | Passenger conveyor |
| JP126487/2011 | 2011-06-06 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102815595A CN102815595A (en) | 2012-12-12 |
| CN102815595B true CN102815595B (en) | 2014-10-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210139595.XA Active CN102815595B (en) | 2011-06-06 | 2012-05-08 | Passenger conveyer |
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| Country | Link |
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| JP (1) | JP5679576B2 (en) |
| CN (1) | CN102815595B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108502693A (en) * | 2018-05-18 | 2018-09-07 | 通力电梯有限公司 | The detection device that step for detecting escalator is lost |
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| JPWO2008012866A1 (en) * | 2006-07-25 | 2009-12-17 | 三菱電機株式会社 | Passenger conveyor |
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2011
- 2011-06-06 JP JP2011126487A patent/JP5679576B2/en active Active
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2012
- 2012-05-08 CN CN201210139595.XA patent/CN102815595B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN102815595A (en) | 2012-12-12 |
| JP2012250834A (en) | 2012-12-20 |
| JP5679576B2 (en) | 2015-03-04 |
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