CN101434364A - Monitoring system of passenger conveyor - Google Patents
Monitoring system of passenger conveyor Download PDFInfo
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- CN101434364A CN101434364A CNA2008101821382A CN200810182138A CN101434364A CN 101434364 A CN101434364 A CN 101434364A CN A2008101821382 A CNA2008101821382 A CN A2008101821382A CN 200810182138 A CN200810182138 A CN 200810182138A CN 101434364 A CN101434364 A CN 101434364A
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Abstract
The invention provides a passenger conveyor monitoring system, wherein, at least one of a plurality of pedals (1) connected in an annular form forms a pedal for inspection (100); besides, a mobile sound collecting device (10) is arranged in the pedal for inspection (100) which is formed at an opening part for collecting sound (110), wherein, the opening part has a run-through internal and external range; abnormal sound generated by a machine far from the pedal for inspection (100) is transmitted to the internal part of the pedal for inspection (100) through the opening part for collecting sound (110) and is directed to the mobile sound collecting device (10).
Description
Technical field
The present invention relates to monitoring system of passenger conveyor that passenger conveyors such as escalator, mobile pavement are monitored.
Background technology
Passenger conveyors such as escalator, mobile pavement is meant by making a plurality of pedals of ring-type bonded assembly move the equipment of taking in the passenger of pedal of carrying along the guide rail circulation of truss internal configurations.This passenger conveyors is adjusted sneaking into of the long-term deterioration of state or foreign matter etc. because of the wearing and tearing of the mechanical part that long-term work brought, mechanical installation site, and produces the abnormal sound that moving part displacement etc. causes.
Produce under the situation of abnormal sound during passenger conveyors work, the maintenance personnel who receives customer's contact is on the scene, make the passenger conveyors actual act carry out the affirmation of abnormal sound, and occurrence cause, the happening part of definite this abnormal sound, parts are adjusted or changed to the machine that causes this cause.Therefore, make that the passenger conveyors time out of service is longer, make troubles to the user.And, also producing difference aspect the correctness of operation, the rapid property with the skill level of going to on-the-spot maintenance personnel, have no alternative but cause the out of service of longer time because of maintenance personnel's proficiency sometimes.
Under such background, the technical scheme that Japanese kokai publication hei 11-335056 communique (patent documentation 1) proposes is, at a plurality of microphones of truss internal configurations, the action sound of the passenger conveyors of collecting by these microphones as sound signal storage in memory storage, be positioned at the action sound that central monitoring position at a distance requires the playback passenger conveyors, just be sent to central monitoring position from the memory storage output sound signal via telephone wire, export the action sound of passenger conveyors by the loud speaker of central monitoring position setting.The technology of utilizing this patent documentation 1 to disclose can be confirmed the abnormal sound of passenger conveyors and be studied counter-measure, thereby seek the raising of field operation by remote monitroing center.
And the technical scheme that proposes in the TOHKEMY 2007-8709 communique (patent documentation 2), then be that in the mobile a plurality of pedals that circulate at least one is provided with acceleration pick-up and microphone, whether the sound size of the pedal of collecting according to the vibration and the microphone of the pedal of these acceleration pick-up measurations is judged unusually to passenger conveyors.
But in the technology that discloses in the patent documentation 1, microphone by the configuration of truss internal fixation is collected the action sound of passenger conveyors, so in order to move the collection of sound to passenger conveyors whole process, need be in truss a plurality of microphones of decentralized configuration, thereby stay the microphone installation exercise very miscellaneous, need a lot of production times, cause to the processing load of analyzing with the as many aud. snl. of microphone number increase, the problems such as maximization of acoustic processing circuit.Particularly with under the long situation of passenger conveyors of stroke as monitored object, above described problem more obvious.
And in the disclosed technology of patent documentation 2, be that to be with the inner collected sound size of microphone that is provided with of truss that benchmark judges whether unusual, wait and carry out abnormality juding though can collect abnormal sound that pedal self vibration brings definitely, exist the abnormal sound that is difficult to collect definitely away from the machine of pedal position setting to carry out this problem of high-precision abnormality juding by microphone.Specifically, the abnormal sound that takes place away from the machine of pedal position, before propagating into the inner microphone that is provided with of pedal, be subjected to constituting the covering of tread, vertical plane etc. of pedal, sound is collected by microphone with unsharp state, and the frequency content of only collecting limited range sometimes, can't judge the unusual of machine accurately.
Summary of the invention
The innovation that the present invention carries out in view of prior art problems as mentioned above just, its purpose is to provide a kind of can come the unusual of monitored passenger conveyer definitely with the action sound that simple formation is collected passenger conveyors efficiently, and can collect the abnormal sound that machine produced away from pedal position definitely and come this machine carried out the monitoring system of passenger conveyor that high precision is judged unusually.
Monitoring system of passenger conveyor of the present invention comprises: at least one in a plurality of pedals that move along guide rail circulation and other pedal bonded assembly inspection pedals; Be arranged at check with pedal inside, circulate with pedal with this inspection mobile, thereby the mobile sound collection means that the action sound of passenger conveyors is collected; And the action sound of the passenger conveyors of collecting according to mobile sound collection means, to the monitor unit that monitors unusually of passenger conveyors.And inspection is formed with the inside and outside sound collecting peristome of this inspection of perforation with pedal with pedal.
This monitoring system of passenger conveyor is collected action sound by checking with the inner mobile sound collection means that is provided with of pedal to the whole strokes of passenger conveyors checking with pedal in the process that other pedals move along the guide rail circulation.At this moment, inspection is formed with pedal and connects this inspection inside and outside sound collecting peristome of pedal, therefore away from checking that the sound that machine produced that is provided with the exterior position of pedal can not be configured inspection yet and cover with institutes such as the tread of pedal, vertical planes, use pedal inside and propagate into inspection, can collect sound definitely by checking with the inner mobile sound collection means that is provided with of pedal.And, the action sound of the passenger conveyors that can collect according to this mobile sound collection means, unusual by monitor unit monitored passenger conveyer.
According to the present invention, can collect action sound monitored passenger conveyer unusual of passenger conveyors with simple formation efficiently, especially away from also collecting this abnormal sound definitely under the situation of checking the machine generation abnormal sound that is provided with the exterior position of pedal, high precision is carried out the abnormality juding of this machine.
Description of drawings
Fig. 1 schematically shows to use its overall scheme drawing that constitutes of escalator monitoring system of the present invention.
Fig. 2 illustrates to constitute its functional bonded assembly block diagram of each component part of using escalator monitor unit of the present invention.
Fig. 3 is the block diagram that pedal is used in inspection used in the escalator monitor unit of first embodiment.
Fig. 4 is the cutaway view that amplifies the A portion among Fig. 3 that illustrates.
Fig. 5 checks that moving sound collection means with the pedal in-to-in collects to be in away from checking with the resulting aud. snl. of the abnormal sound that machine produced of the position of pedal and checking with the vertical plane formation sound collecting of pedal with the situation of peristome with do not form the comparison diagram that sound collecting is used the situation of peristome through the result of high speed Fourier transform.
Fig. 6 is that sound collecting forms the block diagram of the inspection of vertical long otch with pedal with peristome.
Fig. 7 is the cutaway view that amplifies the A portion among Fig. 6 that illustrates.
Fig. 8 is the block diagram of the used inspection of the escalator monitor unit of second embodiment with pedal.
Fig. 9 is the cutaway view that amplifies the C portion among Fig. 8 that illustrates.
Figure 10 is that the scheme drawing with the mobile alignment of pedal is checked in explanation.
Figure 11 is that sound collecting forms the block diagram of the inspection of vertical long otch with pedal with peristome.
Figure 12 is the cutaway view that amplifies the C portion among Figure 11 that illustrates.
Figure 13 is that tread and vertical plane all form sound collecting is used pedal with the inspection of peristome block diagram.
Figure 14 is the block diagram of the used inspection of the escalator monitor unit of the 3rd embodiment with pedal.
Figure 15 illustrates the functional block diagram of judging in the data processing division of distant surveillance device that function that the abnormal sound happening part is used constitutes.
Figure 16 first checks with pedal and second and checks the scheme drawing that the interval is set with pedal in the escalator monitor unit of explanation the 4th embodiment.
The specific embodiment
Describe the specific embodiment of the present invention with reference to the accompanying drawings in detail.In addition, below embodiment in illustrative be to be the situation of monitored object at the escalator that up and down scope tilts to move between the floor with a plurality of pedals, certainly, the present invention mobile pavement that also can effectively be applied to move in the horizontal direction continuously with a plurality of pedals is the situation of monitored object.
(embodiment 1)
Fig. 1 schematically shows to use its overall scheme drawing that constitutes of supervisory system of the present invention, Fig. 2 be illustrate constitute this supervisory system respectively install its functional bonded assembly functional block diagram.
For the escalator of monitored object as shown in Figure 1, by being obliquely installed in up and down between the floor of for example building, make that have no space bonded assembly pedal 1 circulates mobilely, carries the passenger who takes on pedal 1 between the import and export of the import and export of last floor side and following floor side.A plurality of pedals 1 connect by the chain 2 of annular form, are disposed in the truss 3 that is provided with between last floor portion's beam of building and the following floor portion beam.The inside of truss 3 respectively at last floor side configuration driven sprocket wheel 4a, at following floor side configuration driven sprocket 4b, be wound with chain 2 between above-mentioned drive sprocket 4a and the driven sprocket 4b.Drive sprocket 4a is by being connected with the actuating device 5 with electrical motor, reductor etc., driving with actuating device 5 makes this drive sprocket 4a rotate, propulsive effort is passed to and drive sprocket 4a ingear chain 2, thereby form along not shown guide rail mobile this structure of circulation between last floor side import and export and the import and export of following floor side by a plurality of pedals 1 of chain 2 bonded assemblys.
The top of truss 3, along the moving direction of pedal 1 be provided with a pair of skirtboard 6 be rendered as with the left and right sides face (Width two ends) of pedal 1 in opposite directions, erect respectively on this skirtboard 6 and be provided with railing 7.And railing 7 around banded handrail rail 8 is installed.Handrail rail 8 is hand steered hurdles that the passenger controlled of taking on pedal 1, by the propulsive effort that transmits for example above-mentioned actuating device 5 come with pedal 1 move synchronously around railing 7 around.
The escalator of Gou Chenging as mentioned above, for the supervision of the escalator monitoring system of realizing present embodiment, some at least in a plurality of pedals 1 that circulation is moved as checking usefulness pedal 100.This inspection then is provided with mobile sound collection means 10 with pedal 100 inside.And, can on-the-spot optional position be set at escalator control setup 20 is set, be in the central monitoring position that on-the-spot position is set away from escalator and then be provided with distant surveillance device 30.The escalator monitoring system of present embodiment is by checking that the mobile sound collection means 10, the escalators that are provided with pedal 100 inside are provided with the control setup 20 of on-the-spot setting and the distant surveillance device 30 of setting is at a distance constituted.
Mobile sound collection means 10 when the monitored object escalator moves with checking the action sound of collecting escalator when moving with pedal 100 circulations.This mobile sound collection means 10 is for example shown in Figure 2, has sound mapping is the sound collecting portion 11 of aud. snl. output, the aud. snl. of sound collecting portion 11 outputs is transformed to wireless transmission part 12 that wireless signal sends and to the power suppling part 13 of sound collecting portion 11 and wireless transmission part 12 power supplies.Like this in the mobile sound collection means 10 of Gou Chenging, 13 pairs of sound collecting portions 11 of power suppling part and wireless transmission part 12 power supplies during the escalator action, just will be converted to aud. snl. with the action sound that the escalator action produces by sound collecting portion 11, this aud. snl. is transformed to wireless signal by wireless transmission part 12 and sends.Here, mobile sound collection means 10 checks that along with checking that using pedal 100 together to circulate moves the action sound with the escalator of collecting on pedal 100 its mobile routes sends as wireless signal everywhere.Though and the escalator monitoring system of present embodiment specifies after a while, but check with pedal 100 and be formed with sound collecting peristome 110, the action sound of checking the escalator of propagating with pedal 100 outsides imports to inspection with pedal 100 formed sound collectings with peristome 110 by this inspection and moves sound collection means 10 with pedal 100 in-to-ins, be converted to aud. snl. by sound collecting portion 11, be transformed to wireless signal by wireless transmission part 12 and send.The wireless signal that this mobile sound collection means 10 sends is received by control setup 20.
In addition, in the data processing division 32 of distant surveillance device 30, also can detect outside the unusual function at the voice data of analyzing escalator action sound increases, and the function that perhaps replaces voice data to analyze has the function that the playback voice data carries out the voice output of escalator action sound.In this case, the surveillant of the central monitoring position action sound of can long-range reality listening to the monitored object escalator with ear confirm with abnormal sound take place unusual.
Fig. 3 is that inside is provided with the block diagram of the inspection of mobile sound collection means 10 with pedal 100, and Fig. 4 is the cutaway view that amplifies the A portion among Fig. 3 that illustrates.
As shown in Figure 3, the same with other common pedals 1, check with pedal 100 to have tread 101 that bears passenger weight and the vertical plane 102 that is equivalent to the step drop, cover pedal inside from the outside by tread 101 and vertical plane 102.In addition, check that the lower end of using pedal 100 its truss 3 sides is open.Above-mentioned mobile sound collection means 10 is arranged at this inspection and uses pedal 100 inside, thereby check with the unusual abnormal sound that produces of machine in the truss 3 of pedal 100 lower end side and collect easily, but truss 3 outsides are in away from the abnormal sound of checking with pedal 100 this positions that machine produced, for instance, interfere the abnormal sound that produced etc. with the unusual abnormal sound that produces of handrail rail 8, other pedals 1 and skirtboard 6, pedal inside is in the state that both cover fully from the outside by tread 101 and vertical plane 102, then is difficult to collect exactly sound.
Therefore, in the present embodiment, check that the vertical plane 102 of using pedal 100 forms the inside and outside sound collecting peristome 110 of this inspection of perforation with pedal 100, check that outside with pedal 100 is that truss 3 outsides are when being in away from the machine generation abnormal sound checked with pedal 100 this positions, make this abnormal sound propagate into the inside of checking with pedal 100 with peristome 110, thereby can collect sound exactly by checking with the pedal 100 inner mobile sound collection means 10 that are provided with by sound collecting.
Specifically, sound collecting for example is positioned at peristome 110 to be checked with pedal 100 its Widths (with the pedal moving direction direction of quadrature mutually, direction among Fig. 3 shown in the B) substantial middle part forms a plurality of minor diameters hole arranged side by side on vertical direction at vertical plane 102.Here, check with the common pedal of the tread 101 of pedal 100 and vertical plane 102 and other 1 equally, be formed with and the pedal 1 of adjacency or this groove of rubber phase ingear what is called gusset (cleat) of import and export, be concaveconvex shape.And as shown in Figure 4, the thickness direction that the minor diameter hole in width W 1 scope of the recess 102a of the concaveconvex shape of this vertical plane 102 forms in this recess 102a at vertical plane 102 connects, and forms sound collecting peristome 110.In addition, only illustrate the concaveconvex shape of vertical plane 102 parts among Fig. 3, but in fact tread 101 and vertical plane 102 its whole faces all are concaveconvex shape.
Fig. 5 illustrates to check that moving sound collection means 10 collection truss 3 outsides with pedal 100 in-to-ins is in away from the chart of inspection with the result of the resulting aud. snl. process of the abnormal sound that machine produced of the position of pedal 100 high speed Fourier transform, Fig. 5 (a) illustrates the vertical plane of checking with pedal 100 102 and forms the frequency spectrum of sound collecting with the situation of peristome 110, and Fig. 5 (b) illustrates the vertical plane of checking with pedal 100 102 and do not form the frequency spectrum of sound collecting with the situation (Comparative Examples) of peristome 110.
The spectrum character of above-mentioned Fig. 5 (a) and Fig. 5 (b) is contrasted as can be known, by checking that the vertical plane 102 with pedal 100 forms sound collecting peristome 110, shown in Fig. 5 (a), provide unusual spectrum peak P and also significantly occur at high frequency band, thus can be by checking that moving sound collection means 10 with pedal 100 in-to-ins collects the abnormal sound that machine produced that is in away from checking with the position of pedal 100 definitely.And check that the vertical plane 102 with pedal 100 does not form sound collecting with under the state of peristome 110, then providing unusual spectrum peak P shown in Fig. 5 (b) decays to some extent at high frequency band, and can't collect abnormal sound definitely by mobile sound collection means 10.
Exemplify the concrete example explanation as above, in the escalator monitoring system of present embodiment, the inspection of monitored object escalator is moved with checking with pedal 100 circulations when escalator moves with the pedal 100 inner mobile sound collection means 10 that are provided with, and collects escalator action sound in the global extent substantially at escalator simultaneously.And this escalator action sound that moves sound collection means 10 collections is provided with on-the-spot control setup 20 by escalator and is transformed to voice data, the distant surveillance device 30 that the central monitoring position that sends away via communication line 40 is provided with.So, handle based on the voice data of this escalator action sound in the distant surveillance device 30, monitor whether the monitored object escalator has unusual generation.Thereby, according to this supervisory system, even if the maintenance personnel does not rush towards escalator the scene is set, also can be in advance a long way off central monitoring position detect with the escalator abnormal sound take place unusual, confirm unusual kind, happening part, occurrence cause etc., can realize maintaining the efficient, rapid of operation under the escalator generation abnormal condition, thereby significantly shorten the service time out.
And, the escalator monitoring system of present embodiment is can be by collecting the escalator this formation of action sound of global extent substantially with checking with the mobile mobile sound collection means 10 of pedal 100 circulations, thereby compare with the scheme that the above-mentioned a plurality of fixedly microphones of a plurality of sound collection means of decentralized configuration (fixedly microphone) cause are collected escalators action sounds and can constitute simplification, and efficiently collect escalator action sound, thereby can effectively avoid a plurality of fixedly microphones of decentralized configuration to collect the problem of being retained under the situation of escalator action sound, specifically, fixedly the installation exercise of microphone is very miscellaneous, need more this problem of production time, handle load and increase causing with the fixing as many aud. snl. analysis of microphone number, this problems such as acoustic processing circuit maximization.
In addition, in the escalator monitoring system of present embodiment, at the vertical plane 102 formation sound collectings peristomes 110 of the inspection that mobile sound collection means 10 is set with pedal 100, from checking the escalator action sound that enters with pedal 100 external communications, import to inspection with pedal 100 formed sound collectings with peristome 110 by this inspection and move sound collection means 10 with pedal 100 in-to-ins, thereby can be by checking that moving sound collection means 10 with pedal 100 in-to-ins collects truss 3 outsides definitely and be in away from the abnormal sound that machine produced of inspection with pedal 100 this positions, thereby can carry out high-precision abnormality juding to this machine.
In addition, in the escalator monitoring system of present embodiment, make inspection be positioned at the recess 102a of the concaveconvex shape of vertical plane 102 with peristome 110 with the sound collecting of vertical plane 102 formation of pedal 100, form the minor diameter hole in width W 1 scope of this recess 102a, thereby can effectively avoid sound collecting for example to tangle passenger's problems such as tiptoe, improve the collection sound performance of 10 pairs of abnormal sounds of mobile sound collection means simultaneously with peristome 110.
In addition, in the example described above, check hole that vertical plane 102 with pedal 100 forms a plurality of minor diameters with this hole as sound collecting with peristome 110, but the lengthwise slit of recess 102a in width W 1 scope that also can example form the concaveconvex shape that makes vertical plane 102 as shown in Figure 6 and Figure 7 connects on the thickness direction of vertical plane 102, with this lengthwise slit as sound collecting with peristome 110.Sound collecting is formed under the situation of lengthwise slit with peristome 100, have to compare and to guarantee this advantage of aperture area easilier with the hole of minor diameter.
(embodiment 2)
The following describes the embodiment of the invention 2.Present embodiment is to check that the tread 101 with pedal 100 forms the example of sound collecting with peristome 110.In addition, the basic comprising of supervisory system is identical with the foregoing description 1, only the characteristic in the present embodiment is described below, is omitted with the explanation that embodiment 1 repeats.
Fig. 8 is the block diagram of the used inspection of the escalator monitoring system of present embodiment with pedal 100, and Fig. 9 is the cutaway view that amplifies the C portion among Fig. 8 that illustrates.
In the present embodiment, connect this and check with the inside and outside sound collecting of pedal 100 with peristome 110 checking that tread 101 with pedal 100 forms, and checking that outside with pedal 100 is that truss 3 outsides are in when checking that machine with pedal 100 this positions has the abnormal sound generation, can with peristome 110 this abnormal sound be propagated into by sound collecting and check, thereby can carry out definite sound collecting by checking with the pedal 100 inner mobile sound collection means 10 that are provided with pedal 100 inside.
Specifically, sound collecting for example is positioned at peristome 110 to be checked with pedal 100 at Width (with the pedal moving direction direction of quadrature mutually, direction among Fig. 8 shown in the B) the substantial middle portion on forms a plurality of minor diameters hole arranged side by side on the pedal moving direction at tread 101.Here, check tread 101 with pedal 100 as illustrated among the embodiment 1, be formed with this groove of so-called gusset and be concaveconvex shape.And the minor diameter hole of recess 101a in width W 2 scopes that forms the concaveconvex shape of this tread 101 as shown in Figure 9 connects this recess 101a on the thickness direction of tread 101, thereby forms sound collecting peristome 110.In addition, Fig. 8 only illustrates the concaveconvex shape of tread 101 parts, but in fact tread 101 and vertical plane 102 whole faces all are concaveconvex shape.
For check in the escalator of monitored object with the mobile route of pedal 100 as shown in figure 10 subregion for S1, outlet inclination interval S2 between the horizontal zone of floor side outlet down, go up S3 between the horizontal zone of floor side outlet, go up S4 between floor side reversal zone, go up S5, incoming road inclination interval S6 between floor side incoming road horizontal zone, S7 between following floor side incoming road horizontal zone, S8 between floor side reversal zone down.S1 between the horizontal zone of following floor side outlet, go up S3 between the horizontal zone of floor side outlet, go up S5 between floor side incoming road horizontal zone, down between floor side incoming road horizontal zone between these 4 horizontal zones of S7 in, form and the tread same plane of inspection with the pedal 1 of 101 adjacency of tread of pedal 100, vertical plane 102 just is in the state that is hidden in the truss 3.Therefore, can imagine and check that the vertical plane 102 with pedal 100 has formed sound collecting with under the situation of peristome 110, check with pedal 100 S1 between the horizontal zone of floor side outlet down, on S3 between the horizontal zone of floor side outlet, on S5 between floor side incoming road horizontal zone, during S7 advances between floor side incoming road horizontal zone down, can't be by checking that moving sound collection means 10 with pedal 100 in-to-ins collects truss 3 outsides definitely and be in away from the abnormal sound that machine produced of inspection with pedal 100 this positions.
Therefore, in the present embodiment, by checking with forming sound collecting peristome 110 on the tread 101 of pedal 100, can be at whole intervals of checking with the mobile route of pedal 100, by checking that moving sound collection means 10 with pedal 100 in-to-ins collects truss 3 outsides definitely and be in away from the abnormal sound that machine produced of inspection with pedal 100 this positions.
As mentioned above, in the escalator monitoring system of present embodiment, at the inspection that mobile sound collection means 10 is set formation sound collecting peristome 110 on the tread 101 of pedal 100, from checking the escalator action sound that enters with pedal 100 external communications, import to inspection with pedal 100 formed sound collectings with peristome 110 by this inspection and move sound collection means 10 with pedal 100 in-to-ins, thereby can be at whole intervals of checking with the mobile route of pedal 100, by checking that moving sound collection means 10 with pedal 100 in-to-ins collects truss 3 outsides definitely and be in away from the abnormal sound that machine produced of inspection with pedal 100 this positions, thereby can carry out high-precision abnormality juding to this machine.
In addition, in the escalator monitoring system of present embodiment, make inspection be positioned at the recess 101a of the concaveconvex shape of tread 101 with peristome 110 with the sound collecting of tread 101 formation of pedal 100, form the minor diameter hole in width W 2 scopes of this recess 101a, thereby can effectively avoid sound collecting for example to tangle passenger's problems such as tiptoe, improve the collection sound performance of 10 pairs of abnormal sounds of mobile sound collection means simultaneously with peristome 110.
In addition, in the example described above, check hole that tread 101 with pedal 100 forms a plurality of minor diameters with this hole as sound collecting with peristome 110, but also for example Figure 11 and the lengthwise slit of recess 101a in width W 2 scopes that forms the concaveconvex shape that makes tread 101 shown in Figure 12 connect on the thickness direction of tread 101, with this lengthwise slit as sound collecting with peristome 110.Sound collecting is formed under the situation of lengthwise slit with peristome 110, have to compare and to guarantee this advantage of aperture area easilier with the hole of minor diameter.
In addition, in the example described above, only checking that tread 101 with pedal 100 forms sound collectings with peristomes 110, but also can be for example shown in Figure 13 checking that both form sound collecting peristome 110 with the tread 101 of pedal 100 and vertical plane 102.Checking that both form under the sound collecting usefulness situation of peristome 110 with the tread 101 of pedal 100 and vertical plane 102, can will check that the abnormal sound of propagating with pedal 100 outside wider scope imports to the inside of checking with pedal 100 efficiently, can further improve the collection sound performance of 10 pairs of abnormal sounds of mobile sound collection means.In addition, adopt under the situation of the high device of directive property as mobile sound collection means 10, also can sound collecting that tread 101 forms with peristome 110 near and the sound collecting of vertical plane 102 formation dispose single mobile sound collection means 10 respectively near with peristome 110.
(embodiment 3)
The following describes embodiments of the invention 3.Present embodiment is respectively at a distolateral formation sound collecting peristome 110a who checks with pedal 100 Widths, another distolateral formation sound collecting peristome 110b, check inside with pedal 10 be provided with respectively with sound collecting with the corresponding mobile sound collection means 10a of peristome 110a and with the corresponding mobile sound collection means 10b of sound collecting usefulness peristome 110b.In addition, the basic comprising of supervisory system is identical with the foregoing description 1, only the characteristic in the present embodiment is described below, is omitted with the explanation that embodiment 1 repeats.
Figure 14 is the block diagram of the used inspection of the escalator monitoring system of present embodiment with pedal 100.
In the present embodiment, check that usefulness pedal 100 Widths are (with the pedal moving direction direction of quadrature mutually checking that vertical plane 102 with pedal 100 is respectively formed at, the sound collecting of the distolateral position the direction among Figure 14 shown in the B) the sound collecting peristome 110b of peristome 110a and other end side position, and be that truss 3 outsides are in when checking that machine with pedal 100 this positions produces abnormal sound checking with pedal 100 outsides, this abnormal sound propagates into inspection by above-mentioned 2 sound collectings with peristome 110a, 110b respectively and uses pedal 100 inside.So, check that the inside with pedal 100 is provided with 2 mobile sound collection means 10a, 10b, check with pedal 100 in-to-in abnormal sounds and collects by checking to propagate into peristome 110, propagate into inspection with the sound collecting of pedal 100 another distolateral formation of Width with peristome 110 by inspection and use pedal 100 in-to-in abnormal sounds to collect by mobile sound collection means 10b by mobile sound collection means 10a with the sound collecting of pedal 100 Widths one distolateral formation.
Sound collecting is same with shape and the foregoing description 1 of peristome 110a, 110b self, all is the hole of a plurality of minor diameters in the recess of the concaveconvex shape of vertical plane 102, forms on vertical plane 102 thickness directions to connect.In addition, only illustrate the concaveconvex shape of vertical plane 102 parts among Figure 14, but in fact tread 101 and vertical plane 102 whole faces all are concaveconvex shape.
Also the same in the present embodiment with the foregoing description 1, be transformed to voice data by the aud. snl. of checking the escalator action sound of collecting with pedal 100 inner mobile sound collection means 10a, the 10b that are provided with by control setup 20, be sent to distant surveillance device 30 at a distance via communication line 40.So, data processing division 32 by distant surveillance device 30, analyze the voice data of the escalator action sound that mobile sound collection means 10a collects and the voice data of the escalator action sound that mobile sound collection means 10b collects respectively, monitor whether the monitored object escalator has take place along with the generation of abnormal sound unusual.At this moment, the data processing division 32 of distant surveillance device 30 can by the analysis result that contrasts above-mentioned 2 kinds of voice datas judge the abnormal sound happening part with respect to the pedal moving direction in the left and right sides which side, promptly judge it is to check to have abnormal sound to produce with one of pedal 100 Widths near distolateral or checking the abnormal sound generation is arranged near distolateral with another of pedal 100 Widths.
Figure 15 illustrates the functional block diagram that is used in the data processing division 32 of distant surveillance device 30 to realize that the function of determination processing as mentioned above constitutes.The data processing division 32 of distant surveillance device 30 is analyzed the voice data of the escalator action sound that mobile sound collection means 10a collects by the 1st phonetic analysis portion 321, is analyzed the voice data of the escalator action sound that mobile sound collection means 10b collects simultaneously by the 2nd phonetic analysis portion 322.So, detect under the unusual situation of escalator action sound by the 1st phonetic analysis portion 321 and the 2nd phonetic analysis portion 322 are some at least, the analysis result of above-mentioned the 1st phonetic analysis portion 321 and the 2nd phonetic analysis portion 322 is inputed to contrast portion 323 respectively compare, the direction of collecting the bigger escalator action sound of intensity of anomaly is judged as the happening part of abnormal sound.
As mentioned above, in the escalator monitoring system of present embodiment, check Width one distolateral formation sound collecting peristome 110a with pedal 100, another distolateral sound collecting peristome 110b that then forms, check inside with pedal 100 be provided with respectively with sound collecting with the corresponding mobile sound collection means 10a of peristome 110a and with the corresponding mobile sound collection means 10b of sound collecting usefulness peristome 110b, thereby the voice data of the escalator action sound that can collect by the mobile sound collection means 10a of data processing division 32 analyses that utilizes distant surveillance device 30 and the voice data of the escalator action sound that mobile sound collection means 10b collects, and this analysis result compared, judge that the abnormal sound happening part is which side of the left and right sides with respect to the pedal moving direction.
In addition, in the example described above, to check that the holes distolateral and another distolateral a plurality of minor diameters that form respectively with pedal 100 Widths form sound collecting peristome 110a, 110b, but also can form it into sound collecting peristome 110a, 110b at Width one distolateral and another distolateral slit that forms lengthwise respectively of checking with pedal 100.
And, in the example described above, be that sound collecting is formed at the vertical plane of checking with pedal 100 102 with peristome 110a, 110b, but sound collecting also can be formed at the tread of checking with pedal 100 101 with peristome 110a, 110b, perhaps also can be formed at check with the tread 100 of pedal 100 and vertical plane 102 both.
(embodiment 4)
The following describes embodiments of the invention 4.Present embodiment is provided with the 1st and checks the inspection pedal 100 that is provided with mobile sound collection means 10 with pedal 100a and the 2nd inspection with such two inspections of pedal 100b with pedal as its inside, some inspections are when externally advance in the more position of noise with pedal, this inspection can be submerged in the external noise with the abnormal sound that the pedal in-to-in moves sound collection means 10 collections, but can check that moving sound collection means 10 with the pedal in-to-in collects the abnormal sound of this moment, improves unusual judgement precision by another.In addition, the basic comprising of supervisory system only describes the characteristic in the present embodiment below except being provided with two inspections with identical with the foregoing description 1 pedal, is omitted with the explanation that embodiment 1 repeats.
Inspection circulates between last floor side and following floor side with pedal 100 in the process that moves, particularly by the time by the position of drive sprocket 4a counter-rotating, by the position of driven sprocket 4b counter-rotating, the impulsive sound that generation produces with counter-rotating (counter-rotating sound), this counter-rotating sound is collected by checking with the pedal 100 inner mobile sound collection means that are provided with 10.And, can imagine the time point of collecting the counter-rotating sound in mobile sound collection means 10 has under the situation about being in away from generations such as the abnormal sounds of checking the machine of using pedal 100 this positions, even if the voice data to the action sound of the collected escalator of mobile sound collection means 10 is analyzed, abnormal sound also can be submerged in the counter-rotating sound and can't detect unusual.
Therefore, in the present embodiment, the inspection pedal 100 of mobile sound collection means 10 is set as inside, being provided with the 1st checks with pedal 100a and the 2nd inspection these two inspection pedals of pedal 100b, the time point that moves sound collection means 10 collection counter-rotating sounds in some inspections with the pedal in-to-in has under the situation of abnormal sound generation, can check that moving sound collection means 10 with the pedal in-to-in collects this abnormal sound definitely by another, thereby improve unusual judgement precision.
Figure 16 the 1st checks with pedal 100a and the 2nd and checks the scheme drawing that the interval is set between the two with pedal 100b in the escalator monitor unit of explanation present embodiment.
R among Figure 16 represents the circumference of drive sprocket 4a and driven sprocket 4b, and the L among Figure 16 represents drive sprocket 4a and driven sprocket 4b pedal miles of relative movement between the two.In addition, drive sprocket 4a and driven sprocket 4b pedal miles of relative movement between the two is not the straight-line distance between two sprocket wheel 4a, 4b herein, and is meant the distance that pedal 1 between two sprocket wheel 4a, the 4b (the 1st checks with pedal 100a and the 2nd inspection pedal 100b) is advanced.In addition, this circumference situation identical with the circumference of driven sprocket 4b of sentencing drive sprocket 4a is a prerequisite.
In the escalator monitor unit of present embodiment, the 1st check with pedal 100a and the 2nd check with pedal 100b between the two interval P is set, at the circumference of drive sprocket 4a and driven sprocket 4b as mentioned above is R, drive sprocket 4a and driven sprocket 4b pedal miles of relative movement between the two when being L, can be defined as and satisfy this relation of R/2＜P＜L.The 1st check with pedal 100a and the 2nd check with pedal 100b between the two the words that interval P satisfies above-mentioned relation are set, can not take place the 1st and check the situation of reversing simultaneously with pedal 100b with pedal 100a and the 2nd inspection, thereby the time point that moves sound collection means 10 collection counter-rotating sounds in some inspections with the pedal in-to-in has under the situation of abnormal sound generation, can check that move sound collection means 10 with the pedal in-to-in collects this abnormal sound definitely by another.
As explained above such, in the escalator monitoring system of present embodiment, be provided with the inspection pedal 100 of mobile sound collection means 10 as inside, being provided with the 1st checks with pedal 100a and the 2nd inspection such two the inspection pedals of pedal 100b, and above-mentioned two inspections are configured to pedal, the above-mentioned the 1st check with pedal 100a and the 2nd check with pedal 100b between the two interval P is set is R at the circumference of drive sprocket 4a and driven sprocket 4b, drive sprocket 4a and driven sprocket 4b pedal miles of relative movement between the two satisfies this relation of R/2＜P＜L during for L, therefore moving sound collection means 10 with the pedal in-to-in in some inspections collects the time point of counter-rotating sounds and has under the situation of abnormal sound generation, can check that moving sound collection means 10 with the pedal in-to-in collects this abnormal sound definitely by another, thereby improve unusual judgement precision.
Claims (8)
1. monitoring system of passenger conveyor, this passenger conveyors make a plurality of pedals of ring-type bonded assembly move along the guide rail circulation and carry the passenger who takes in pedal, and described monitoring system of passenger conveyor is characterised in that, comprising:
As at least one and other pedal bonded assembly inspection pedals in described a plurality of pedals;
Be arranged at described inspection with the inside of pedal, circulate with pedal with this inspection mobile, thereby the mobile sound collection means that the action sound of passenger conveyors is collected; And
The action sound of the passenger conveyors of collecting according to described mobile sound collection means, to the monitor unit that monitors unusually of passenger conveyors,
Described inspection is formed with pedal and connects the inside and outside sound collecting peristome of this inspection with pedal.
2. monitoring system of passenger conveyor as claimed in claim 1 is characterized in that, described sound collecting is formed at the vertical plane of described inspection with pedal with peristome.
3. monitoring system of passenger conveyor as claimed in claim 1 is characterized in that, described sound collecting is formed at the tread of described inspection with pedal with peristome.
4. monitoring system of passenger conveyor as claimed in claim 1 is characterized in that, described sound collecting is formed at vertical plane and the tread of described inspection with pedal with peristome.
5. as each described monitoring system of passenger conveyor among the claim 2-4, it is characterized in that described inspection forms concaveconvex shape with the vertical plane and/or the tread of pedal, described sound collecting is formed at the recess location of described concaveconvex shape with peristome.
6. monitoring system of passenger conveyor as claimed in claim 1 is characterized in that, described sound collecting is formed at distolateral and another is distolateral with the Width of pedal of described inspection respectively with peristome,
Described inspection was respectively arranged with and was formed at Width with the inside of pedal a distolateral sound collecting with the corresponding mobile sound collection means of peristome and with another the distolateral sound collecting that is formed at Width with the corresponding mobile sound collection means of peristome.
7. monitoring system of passenger conveyor as claimed in claim 1 is characterized in that, has the 1st and checks that using pedal and the 2nd to check with two inspections of pedal uses pedal as described inspection pedal,
Being used to make the drive sprocket that a plurality of pedal cycle move and the circumferential length of driven sprocket is R, when drive sprocket and driven sprocket pedal miles of relative movement between the two was L, the described the 1st checked with pedal and the described the 2nd and checks the relation that interval P satisfies R/2＜P＜L that is provided with pedal.
8. monitoring system of passenger conveyor as claimed in claim 1 is characterized in that, described monitor unit is arranged at away from the place as the passenger conveyors of monitored object,
Be provided with control setup near as the passenger conveyors of monitored object, the action change of tune that this control setup has a passenger conveyors that described mobile sound collection means is collected is changed to voice data and sends to the function of described monitor unit via communication line.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007298365 | 2007-11-16 | ||
| JP2007298365A JP5257865B2 (en) | 2007-11-16 | 2007-11-16 | Passenger conveyor monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101434364A true CN101434364A (en) | 2009-05-20 |
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ID=40709026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008101821382A Pending CN101434364A (en) | 2007-11-16 | 2008-11-14 | Monitoring system of passenger conveyor |
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| Country | Link |
|---|---|
| JP (1) | JP5257865B2 (en) |
| CN (1) | CN101434364A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102602791A (en) * | 2011-01-18 | 2012-07-25 | 东芝电梯株式会社 | State detection system of passenger conveyor |
| CN101628685B (en) * | 2008-07-14 | 2013-04-10 | 东芝电梯株式会社 | Abnormality diagnostic system for passenger conveyor |
| US20180345556A1 (en) * | 2017-06-01 | 2018-12-06 | Fanuc Corporation | Abnormality detection device |
| CN113716438A (en) * | 2020-05-26 | 2021-11-30 | 奥的斯电梯公司 | Escalator with distributed state sensors |
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| JPH05162963A (en) * | 1991-12-13 | 1993-06-29 | Toshiba Corp | Step lighting device for escalator |
| JPH07101664A (en) * | 1993-10-05 | 1995-04-18 | Hitachi Building Syst Eng & Service Co Ltd | Abnormal sound detecting device for escalator |
| JPH08208172A (en) * | 1995-02-03 | 1996-08-13 | Toshiba Elevator Eng Kk | Safety display unit of man conveyor |
| JPH1056681A (en) * | 1996-08-08 | 1998-02-24 | Sony Corp | Electronic equipment with built-in microphone |
| JPH11335056A (en) * | 1998-05-22 | 1999-12-07 | Hitachi Building Systems Co Ltd | Maintenance device for escalator |
| JP2002068657A (en) * | 2000-08-30 | 2002-03-08 | Mitsubishi Electric Building Techno Service Co Ltd | Inspection device for escalator |
| JP4020204B2 (en) * | 2003-08-26 | 2007-12-12 | 三菱電機株式会社 | Man conveyor inspection device |
| JP2006137534A (en) * | 2004-11-11 | 2006-06-01 | Toshiba Elevator Co Ltd | Passenger conveyor |
| JP4791093B2 (en) * | 2005-07-04 | 2011-10-12 | 三菱電機株式会社 | Passenger conveyor diagnostic equipment |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101628685B (en) * | 2008-07-14 | 2013-04-10 | 东芝电梯株式会社 | Abnormality diagnostic system for passenger conveyor |
| CN102602791A (en) * | 2011-01-18 | 2012-07-25 | 东芝电梯株式会社 | State detection system of passenger conveyor |
| CN102602791B (en) * | 2011-01-18 | 2015-07-08 | 东芝电梯株式会社 | State detection system of passenger conveyor |
| US20180345556A1 (en) * | 2017-06-01 | 2018-12-06 | Fanuc Corporation | Abnormality detection device |
| CN108973061A (en) * | 2017-06-01 | 2018-12-11 | 发那科株式会社 | Abnormal detector |
| US10632659B2 (en) | 2017-06-01 | 2020-04-28 | Fanuc Corporation | Abnormality detection device |
| CN113716438A (en) * | 2020-05-26 | 2021-11-30 | 奥的斯电梯公司 | Escalator with distributed state sensors |
Also Published As
| Publication number | Publication date |
|---|---|
| JP5257865B2 (en) | 2013-08-07 |
| JP2009120368A (en) | 2009-06-04 |
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Application publication date: 20090520 |