CN102815595A - Passenger conveyer - Google Patents
Passenger conveyer Download PDFInfo
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- CN102815595A CN102815595A CN201210139595XA CN201210139595A CN102815595A CN 102815595 A CN102815595 A CN 102815595A CN 201210139595X A CN201210139595X A CN 201210139595XA CN 201210139595 A CN201210139595 A CN 201210139595A CN 102815595 A CN102815595 A CN 102815595A
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- trailing wheel
- guide rail
- sensor
- passenger conveyors
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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 association requests such as basis for priority application:
The application is with the Japanese patent application 2011-126487 number (applying date: on June 6th, 2011) be the basis, enjoy the preferential interests of this application.The application is through comprising the full content of same application with reference to these applications.
Technical field
Embodiment of the present invention relates to escalator or mobile passenger conveyors such as footway.
Background technology
In order to move passenger conveyors safely, need to detect the step peristome of step etc. being installed and being produced by forgetting.Means as detecting this step peristome for example, have the 1st means that detect step at the arranged outside sensor of step.
In addition, have at step set inside light projector sensor, receive optical sensor to detect the 2nd means of step in the outer setting of step.
And, shown in patent documentation 3, have in the beam portion that is positioned near the broach the stopping port of escalator the 3rd means that proximity transducer detects step are installed.
But in above-mentioned the 1st means, because the space of sensor installation is located in the pit, so there is following problem: common being used to checks that the space of work tails off; In addition, need removal sensor when removing step or during inspection, when restoring to the original state, need install again and adjustment again.
In addition, in the 2nd means, need adjustment light projector sensor and receive the optical sensor both sides, have following problem: the setting of light projector angle, light angle needs work-hours, and work efficiency is poor.
And, in the 3rd means, for example the passenger many and from after the halt instruction of escalator under the long situation of the range ability that stops fully, have following problem: have the step peristome to surpass broach and the possibility in the place at passenger place occurs.
Summary of the invention
Therefore, in view of the above problems, the object of the present invention is to provide can be really and promptly detect the passenger conveyors of step peristome.
The passenger conveyors of embodiment has: pair of right and left trailing wheel counter-rotating guide rail, be arranged at the levels of passenger conveyors respectively, and be used for the pair of right and left trailing wheel that a plurality of steps have and reverse respectively; Sensor is arranged at above-mentioned trailing wheel counter-rotating guide rail, and the above-mentioned trailing wheel through above-mentioned trailing wheel counter-rotating guide rail is detected; And stop element, based on detection signal, when detecting a step peristome, above-mentioned passenger conveyors is stopped from the sensor.
Through above-mentioned formation, the passenger conveyors of can be really and promptly detecting the step peristome is stopped.
Description of drawings
Fig. 1 is the instruction diagram of the escalator of expression first embodiment.
Fig. 2 is the lateral plan of step.
Fig. 3 is the figure from top view pair of right and left trailing wheel counter-rotating guide rail.
Fig. 4 is the enlarged side view of trailing wheel counter-rotating guide rail.
Fig. 5 is the block diagram of escalator.
Fig. 6 is the mode chart of the detection signal of sensor just often.
The mode chart of the inspection side signal of the sensor when Fig. 7 is unusual.
Fig. 8 is the front elevation of the pair of right and left trailing wheel counter-rotating guide rail of second embodiment.
The specific embodiment
Below, based on accompanying drawing, the passenger conveyors of an embodiment is explained.In this embodiment, explain as passenger conveyors with escalator 10.
[first embodiment]
Based on Fig. 1 ~ Fig. 7, the escalator 10 of first embodiment is explained.
(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 that is used to drive 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 the retarder.In addition, electrical motor 14 is recorded in the block diagram of Fig. 5 with drg 16.Output shaft at retarder is equipped with the driving minor sprocket.On the other hand, the driving hinge wheel is installed, sets up the driving chain of annular between above-mentioned driving minor sprocket and the driving hinge wheel at axle drive shaft.At the two ends of axle drive shaft the pair of right and left ladder sprocket wheel is installed.
On the other hand, the machine room 18 in the lower layer side end that is positioned at truss 12 is equipped with the pair of right and left ladder sprocket wheel 20,20 that lower layer side is used, and the pair of right and left ladder sprocket wheel of upper layer side between set up the driving chain of annular.Between this pair of right and left step chains, be provided with a plurality of steps 22.
As shown in Figure 2, step 22 has pedal 24 and riser (riser) 26, and these pedals 24 are fixed in step framework 28 with riser 26.In addition, be rotatably mounted with front-wheel 30 in the front side of step framework 28, be rotatably mounted with trailing wheel 32 as the step roller at the rear side of step framework 28 as the step roller.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 18 of the machine room of upper layer side and lower layer side, can reverse, at trailing wheel guide rail 36 up and down, trailing wheel counter-rotating guide rail 38 is installed between 36 in order to make step 22.The back will at length be explained the trailing wheel guide rail 38 that reverses.
Ceiling face at the machine room 18 of lower layer side is provided with the boarding plate 40 that is used for passenger's boarding, at the leading section of this boarding plate 40, be that the position that step 22 occurs is formed with broach 42.
(2) structure of trailing wheel counter-rotating guide rail 38
Based on Fig. 1, Fig. 3, Fig. 4, the structure of trailing wheel counter-rotating guide rail 38 is explained.
As shown in Figure 1, at the pair of right and left trailing wheel counter-rotating guide rail 38 of the machine room 18 of lower layer side, the trailing wheel 32 of step 22 rolls from bottom to top.That is, step 22 reverses from bottom to top by this trailing wheel counter-rotating guide rail 38, and moves to the top of truss 12 through the bottom of truss 12.
As shown in Figure 4, pair of right and left trailing wheel counter-rotating guide rail 38,38 is the semicircle of 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, constitute along the internal face 48 of interior all side settings of guide pass 44.
As shown in Figure 3, the outside of the guide pass 44 of the side's (for example, the left side) in pair of right and left trailing wheel counter-rotating guide rail 38,38 trailing wheel counter-rotating guide rail 38, being situated between is equipped with the sensor 52 that is made up of optical sensor by adapter plate 50.Be through with gauge hole 54 with the cooresponding adapter plate 50 of the Sensor section of this sensor 52 respectively with guide pass 44.When from sensor 52 irradiates lights and trailing wheel 32 through trailing wheel counter-rotating guide rail 38 when inboard, this light is blocked, sensor 52 can detect trailing wheel 32 and pass through this situation.The detection signal of sensor 52 these detected pulse types of output.
A trailing wheel counter-rotating guide rail 38 also has identical construction about the machine room 18 of upper layer side, but is not that both sides all dispose sensor 52.
(3) electrical structure of escalator 10
Next, based on the block diagram of Fig. 5 the electrical structure of escalator 10 is explained.
It is inner that the control setup 56 of control escalator 10 is located at the machine room of upper layer side, the sensor 52 that is connected with electrical motor 14, drg 16 and is arranged at above-mentioned trailing wheel counter-rotating guide rail 38 at this control setup 56.
(4) mode of operation of control setup 56
Next, based on the mode chart of Fig. 6, Fig. 7 the mode of operation of control setup 56 is explained.The mode chart of Fig. 6, Fig. 7 is the mode chart of detection signal of the pulse type of sensor 52 output.
When escalator 10 runnings, 52 pairs of trailing wheels 32 through the step 22 of trailing wheel counter-rotating guide rail 38 of sensor detect.When trailing wheel 32 passed through, the pulse of detection signal became H from L.Sensor 52 is to control setup 56 these detection signals of output.
Calculate the running velocity of step 22 based on the pulse spacing of detection signal as the control setup 56 of speed calculation unit.For example, if cycle A with the specified running velocity that is equivalent to step 22 as shown in Figure 6 detects pulse, then control setup 56 is judged as normal operation.On the other hand; If it is as shown in Figure 7 under the situation of detected cycle (2A) than the cycle A length of specified running velocity; Control setup 56 be judged as lack step 52, the step peristome occurs, unusual running, also the control setup 56 as stop element stops the running of escalator 10.At this moment, control setup 56 stops electrical motor 14, and makes drg 16 work and escalator 10 is stopped.And, because control setup 56 is at the position probing step peristome of trailing wheel counter-rotating guide rail 38, so even the passenger is a lot, also can before broach 42 occurs, escalator 10 stopped at the step peristome.
In addition, the pulse spacing of detection signal is the cycle of specified running velocity, but in this pulse spacing, exists under the situation different in size and unsettled, and control setup 56 is thought to have taken place unusual and escalator 10 is stopped.For example, inferior in the trailing wheel 32 abrasion serious situation on right side only, in the waveform of detection signal, will show unusual.
(5) effect
According to this embodiment, the sensor 52 in the outside through being located at trailing wheel counter-rotating guide rail 38, control setup 56 can detect the step peristome at once, and escalator 10 is stopped.Therefore, can prevent the step peristome to occur from broach 42.
In addition, even removing under the situation of step 22 waiting, because sensor 52 is installed in trailing wheel counter-rotating guide rail 38, so needn't remove and sensor installation 52 again through inspection.
In addition, the passing through of the gauge hole 54 pair trailing wheels 32 of sensor 52 through being opened on guide pass 44 detects, and therefore, need not be used to adjust the work-hours of the angle of sensor 52.
[second embodiment]
Next, the escalator 10 of second embodiment is explained.
In the first embodiment, in the pair of right and left trailing wheel counter-rotating guide rail 38,38, only the trailing wheel counter-rotating guide rail 38 a side is provided with sensor 52, and in this embodiment, at pair of right and left trailing wheel counter-rotating guide rail 38,38 both sides' sensor installations 52,52.
Thus, not only detecting under the situation that lacks step 22, detecting under the situation of abnormal pulsers, control setup 56 also can be judged as the unusual of step 22, carries out stopping of escalator 10.The disorderly situation of the waveform of so-called detection signal be for example from pulse spacing of the detection signal of left side sensor 52 with from the pulse spacing of the detection signal of right sensor 52 different the time; Think that arbitrary side of the pair of right and left trailing wheel 32,32 of step 22 taken place unusually this moment, and control setup 56 stops escalator 10.
[change example]
In the above-described embodiment; In the arranged outside of trailing wheel counter-rotating guide rail 38 sensor 52 that constitutes by optical sensor; But replace; Also can sensors 52 such as limit switch be set, will output to control setup 56 by the detection signal that the trailing wheel that passes through 32 produces this switch ON/OFF in the trailing wheel position that the trailing wheel 32 of guide rail 38 passes through of reversing.
In addition, in the above-described embodiment, be illustrated as passenger conveyors with escalator 10, but replace, also go for the footway of moving.
In the foregoing 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 through other various forms, in the scope of the purport that does not break away from invention, can carry out various omissions, displacement, change.These embodiments or its distortion are contained in invention scope or the summary, and in the invention that is contained in claims to be put down in writing and its impartial scope.
Claims (7)
1. passenger conveyors has:
Pair of right and left trailing wheel counter-rotating guide rail is arranged at the levels of passenger conveyors respectively, is used for the pair of right and left trailing wheel that a plurality of steps have and reverses respectively;
Sensor is arranged at above-mentioned trailing wheel counter-rotating guide rail, and the above-mentioned trailing wheel through above-mentioned trailing wheel counter-rotating guide rail is detected; And
Stop element based on the detection signal from the sensor, when detecting a step peristome, stops above-mentioned passenger conveyors.
2. passenger conveyors according to claim 1,
The sensor is arranged at the outside of above-mentioned trailing wheel counter-rotating guide rail,
On above-mentioned trailing wheel counter-rotating guide rail, have gauge hole,
The sensor detects above-mentioned trailing wheel through the sensor hole.
3. passenger conveyors according to claim 1 and 2,
The sensor is arranged at above-mentioned pair of right and left trailing wheel counter-rotating guide rail respectively.
4. according to each described passenger conveyors of claim 1 ~ 3,
Above-mentioned stop element stopped above-mentioned passenger conveyors at above-mentioned step peristome before broach occurs.
5. according to each described passenger conveyors of claim 1 ~ 4,
Above-mentioned stop element based on above-mentioned detection signal, stops above-mentioned passenger conveyors when the assay intervals of above-mentioned step was grown than the cycle of regulation.
6. according to each described passenger conveyors of claim 1 ~ 4,
Above-mentioned stop element under the disorderly situation of the waveform of above-mentioned detection signal, stops above-mentioned passenger conveyors.
7. according to each described passenger conveyors of claim 1 ~ 6,
Also have the speed calculation unit, this speed calculation 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 true CN102815595A (en) | 2012-12-12 |
| CN102815595B CN102815595B (en) | 2014-10-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210139595.XA Active CN102815595B (en) | 2011-06-06 | 2012-05-08 | Passenger conveyer |
Country Status (2)
| Country | Link |
|---|---|
| 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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Also Published As
| Publication number | Publication date |
|---|---|
| JP2012250834A (en) | 2012-12-20 |
| CN102815595B (en) | 2014-10-15 |
| JP5679576B2 (en) | 2015-03-04 |
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