CN102001573B

CN102001573B - Monitoring device of an escalator

Info

Publication number: CN102001573B
Application number: CN201010510650.2A
Authority: CN
Inventors: 国贞拓也; 高桥达法; 主税雅裕; 近藤靖郎; 郡司智美
Original assignee: Hitachi Building Systems Co Ltd
Current assignee: Hitachi Building Systems Co Ltd
Priority date: 2009-08-26
Filing date: 2010-08-25
Publication date: 2014-10-22
Anticipated expiration: 2030-08-25
Also published as: HK1155424A1; CN102001573A

Abstract

The invention provides a monitoring device of an escalator. The escalator comprises: a protection body arranged at the included angle part between the bottom of one escalator of two adjacent crossed escalators and a movable armrest of another escalator and used for preventing the passenger from being clamped in the included part when the escalator operates upwards. The monitoring device comprises a camera retractable tube (20) arranged opposite to the escalator and at the rear end side of the projection body when the upwards direction of the escalator is forwards and in the posture of extending along the vertical direction adjacent to the protection body, wherein a first monitoring camera (21) and a second monitoring camera (22) are arranged in parallel in the camera retratable tube (20) along the vertical direction.

Description

The monitor unit of escalator

Technical field

The present invention relates to adopt surveillance camera to monitor the monitor unit of the escalator of escalator.

Background technology

In the building of escalator is set, if escalator is set individually in this building,, between moving hand-rail and top ceiling, form angle portion (triangular part).In addition, arranging in structure of escalator, also comprise following type, wherein, between levels floor, when up escalator and descending escalator are observed from the side, intersect and be set up in parallel.In the occasion that structure is set of this escalator, between the moving hand-rail of escalator and the bottom of another escalator, form angle portion.Generally, in these angle portions, be provided for preventing from clamping passenger's protective.

In patent documentation 1, the monitor unit of disclosed escalator is lower floor's floor side; on the post of the building of facing with the angle portion fender as protective and locating; the surveillance camera that setting arranges in the mode of situation that can taken of passengers, and the sensor rocking that detects angle portion fender.In addition, sensor, in the front and back specified time in the moment of rocking that detects angle portion fender, records the image of taking by surveillance camera.Thus, can preserve near falling, tumble or the image of the situation of nipped accident of passenger angle portion.

In patent documentation 2, in the safety device of disclosed carrying conveyer, in the front of the backplate as protective, from top ceiling suspention, there is the detection bodies of tubular.The bottom of this detection bodies is connected with railing via elastic body.The passenger of up escalator, before contacting with protective, contacts with detection bodies, thus, can, before contacting with protective, notice the angle portion that approaches.

Patent documentation

Patent documentation 1: TOHKEMY 2002-114475 communique

Patent documentation 2: Japan opens clear 61-154278 communique in fact

The summary of invention

In the supervision of escalator, best, can monitor boarding position and the scope of its periphery to step, moving hand-rail, descending stair position and its periphery from escalator.In the past, in order to monitor this scope, a plurality of surveillance cameras are scattered in to person at least arbitrarily in the wall of building and top ceiling upper and arrange.But, the occasion that is aeration structure at top ceiling, top ceiling is the occasion of special pattern, and the surface of post and the metope occasion that is glass type etc., at top ceiling, wall and post, be special occasion, surveillance camera cannot be set.Even in top ceiling, wall and post non-special situation, considering as much as possible the attractive in appearance of crime of injuries by explosive substances to buildings and goods therein not, and the occasion that passenger is not counteracted, because the position that arranges of surveillance camera is restricted, therefore be difficult to guarantee the visual field of surveillance camera.

In addition, the occasion of surveillance camera is set on top ceiling, wall, post, the outer light of the light of the illumination in building etc. is injected the visual field of surveillance camera, and this outer light enters in the image of surveillance camera shooting, is difficult to see important position.

Summary of the invention

The present invention has considered above-mentioned situation and has proposed, the 1st object of the present invention is to provide a kind of monitor unit of escalator, it can be in the situation that be subject to the structure of building and the impact of pattern, a plurality of surveillance cameras are set, and a plurality of surveillance cameras after arranging are crime of injuries by explosive substances to buildings and goods therein attractive in appearance not, and passenger is not counteracted.

The 2nd object of the present invention is to provide a kind of monitor unit of escalator, its can easily carry out a plurality of surveillance cameras each visual field towards adjustment.

The 3rd object of the present invention is to provide a kind of monitor unit of escalator, and it can reduce outer light entering to the image of taking by surveillance camera.

Scheme one, in order to realize above-mentioned the 1st object, the monitor unit of escalator of the present invention is the monitor unit of following escalator, the relative escalator of this monitor unit and arranging, by a plurality of surveillance cameras, this escalator is monitored, this escalator comprises protective, this protective is arranged on the angle portion being formed between the top ceiling of lower floor and the moving hand-rail of escalator, or on the bottom of an escalator and the angle portion between the moving hand-rail of another escalator in two escalators of the state adjacency that is arranged on to intersect, while turning round for the rising at above-mentioned escalator, prevent that passenger is sandwiched in angle portion, the monitor unit of above-mentioned escalator is characterised in that, comprise pick up camera folding and unfolding cylinder, the rear end side of the above-mentioned protective of the occasion that this pick up camera folding and unfolding cylinder is the place ahead at the up direction of above-mentioned escalator, be integral ground or with the posture of extending along the vertical direction, be set up near above-mentioned protective with above-mentioned protective, above-mentioned a plurality of surveillance camera is set up in parallel along the vertical direction in this pick up camera folding and unfolding cylinder.

In the monitor unit of escalator that is recorded in such scheme one, pick up camera folding and unfolding cylinder, in angle portion, is integral and arranges with protective, or be arranged on protective near, in the inside of this pick up camera folding and unfolding cylinder, a plurality of surveillance cameras are set.Thus, can not be subject to the structure of building and the impact of pattern, a plurality of surveillance cameras are set.In addition, a plurality of surveillance cameras after arranging are crime of injuries by explosive substances to buildings and goods therein attractive in appearance not, and do not cause passenger's obstruction.

Scheme two, in order to realize above-mentioned the 2nd object, the monitor unit of the escalator of recording at such scheme one, the monitor unit of escalator of the present invention is characterised in that, the monitor unit of escalator comprises: as the 1st surveillance camera and the 2nd surveillance camera of above-mentioned a plurality of surveillance cameras; Be installed on the bottom of top ceiling or an above-mentioned escalator of above-mentioned lower floor, and insert the installing component in above-mentioned pick up camera folding and unfolding cylinder; In above-mentioned pick up camera folding and unfolding cylinder inside, be positioned at the 1st pick up camera holding components of the below of above-mentioned installing component; Inner at above-mentioned pick up camera folding and unfolding cylinder, be positioned at the 2nd pick up camera holding components of the below of above-mentioned the 1st pick up camera holding components, above-mentioned the 1st pick up camera holding components comprises: along the radially extension of above-mentioned pick up camera folding and unfolding cylinder, with the 1st connecting portion that can be connected with above-mentioned installing component along the mode rotating in a circumferential direction of above-mentioned pick up camera folding and unfolding cylinder; From one end of above-mentioned above-mentioned the 1st connecting portion radially, along downward direction, extend, and the pick up camera installation portion of above-mentioned the 1st surveillance camera is installed; And, with and above-mentioned the 1st connecting portion between between be separated with above-mentioned the 1st surveillance camera mode locate, and the 2nd connecting portion being connected with above-mentioned the 2nd pick up camera holding components, above-mentioned the 2nd pick up camera holding components comprises: with the connecting portion that can be connected along the mode rotating in a circumferential direction of above-mentioned pick up camera folding and unfolding cylinder and above-mentioned the 2nd connecting portion of above-mentioned the 1st pick up camera holding components; And, from one end of above-mentioned connecting portion, along downward direction, extend, and the pick up camera installation portion of above-mentioned the 2nd surveillance camera is installed.

Scheme three, the monitor unit of the escalator of recording at such scheme two, the monitor unit of escalator of the present invention is characterised in that, above-mentioned installing component comprises: in the mode that the radial face with above-mentioned pick up camera folding and unfolding cylinder is right, locate, be suspended to the suspention portion of the top ceiling of above-mentioned lower floor or the bottom of an above-mentioned escalator, and, connect these suspention portions, and the connecting portion being connected with above-mentioned the 1st connecting portion of above-mentioned the 1st pick up camera holding components, above-mentioned pick up camera folding and unfolding cylinder is fixed in above-mentioned a pair of suspention portion by screw fixation method, above-mentioned the 1st pick up camera holding components is for take the channel member that above-mentioned the 1st connecting portion and above-mentioned the 2nd connecting portion be opposite side, above-mentioned the 2nd pick up camera holding components is the parts that its shape and size are identical with above-mentioned the 1st pick up camera holding components, one in opposite side is the connecting portion being connected with above-mentioned the 2nd connecting portion of above-mentioned the 1st pick up camera holding components, the 1st connecting portion of the connecting portion of above-mentioned installing component and above-mentioned the 1st pick up camera holding components is connected by screw fixation method, the 2nd connecting portion of above-mentioned the 1st pick up camera holding components is connected by screw fixation method with the connecting portion of above-mentioned the 2nd pick up camera holding components.

According to the monitor unit of the escalator of recording in such scheme two, scheme three, by weakening the fixing fastening degree of screw thread of the connecting portion of connection parts and the 1st connecting portion of the 1st pick up camera holding components, relative installing component, make the 1st pick up camera holding components along the rotating in a circumferential direction of pick up camera folding and unfolding cylinder, can easily adjust the 1st surveillance camera visual angle towards.In addition, by weakening the fixing fastening degree of screw thread that connects the 2nd connecting portion of the 1st pick up camera holding components and the connecting portion of the 2nd pick up camera holding components, relative the 1st pick up camera holding components, make the 2nd pick up camera holding components along the rotating in a circumferential direction of pick up camera folding and unfolding cylinder, can easily adjust the 2nd surveillance camera visual angle towards.

Scheme four, the monitor unit of the escalator of recording in such scheme two or scheme three, the monitor unit of escalator of the present invention is characterised in that, between above-mentioned the 1st surveillance camera and the pick up camera installation portion of above-mentioned the 1st pick up camera holding components, rotation support sector is set, this rotation support sector can carry out above-mentioned the 1st surveillance camera rotating relative to the above-below direction of above-mentioned the 1st pick up camera holding components, between above-mentioned the 2nd surveillance camera and the pick up camera installation portion of above-mentioned the 2nd pick up camera holding components, rotation support sector is set, this rotation support sector can carry out above-mentioned the 2nd surveillance camera rotating relative to the above-below direction of above-mentioned the 2nd pick up camera holding components.

In the monitor unit of the escalator of recording in this scheme four, because the 1st surveillance camera can rotate relative to the 1st pick up camera holding components along the vertical direction by rotation holding components, therefore the above-below direction at the visual angle of capable of regulating the 1st surveillance camera towards, in addition, due to the 2nd surveillance camera by rotation holding components can rotate along the vertical direction relative to the 2nd pick up camera holding components, so the above-below direction at the visual angle of capable of regulating the 2nd surveillance camera towards.Thus, can, corresponding to the configuration of shape and size, the 1st surveillance camera and the 2nd surveillance camera of the escalator of the angle of inclination of escalator, distance from boarding district to descending stair district etc., carry out subtly the adjustment of the visual field of the 1st surveillance camera and the 2nd surveillance camera integral body.

Scheme five, in order to realize above-mentioned the 3rd object, the relative escalator of monitor unit of escalator of the present invention and arranging, pass through surveillance camera, this escalator is monitored, between the top ceiling of this escalator Qi Yu lower floor or its with another escalator of state adjacency to intersect between form angle portion, this escalator has protective, this protective is arranged in this angle portion, prevent when the rising running of above-mentioned escalator, passenger is sandwiched in above-mentioned angle portion, the monitor unit of above-mentioned escalator is characterised in that, comprise: pick up camera folding and unfolding cylinder, the rear end side of the above-mentioned protective of the occasion that this pick up camera folding and unfolding cylinder is the place ahead at the up direction of above-mentioned escalator, with above-mentioned protective be integral ground or with above-mentioned protective side by side, with the posture of extending along the vertical direction, be set up, the above-mentioned surveillance camera of folding and unfolding, and, light-proofness parts, these light-proofness parts are arranged on the inner side of this pick up camera folding and unfolding cylinder by the below of above-mentioned surveillance camera, block the outer light entering towards above-mentioned surveillance camera, and above-mentioned pick up camera folding and unfolding cylinder has the hyalomere of the visual field of open above-mentioned surveillance camera.

In the monitor unit of the escalator of recording in this scheme five, pick up camera folding and unfolding cylinder, in angle portion, is integral ground with protective, or is set up side by side with protective, and in this pick up camera folding and unfolding cylinder, folding and unfolding has surveillance camera.Thus, can not be subject to the structure of building and the impact of pattern, surveillance camera is set.In addition, the surveillance camera after arranging is crime of injuries by explosive substances to buildings and goods therein attractive in appearance not, and do not cause passenger's obstruction.

In addition, because surveillance camera folding and unfolding is in pick up camera folding and unfolding cylinder, therefore the outer light of injecting in the visual field of surveillance camera comprises from the bottom of pick up camera folding and unfolding cylinder, inject the trimmed book body in pick up camera folding and unfolding cylinder, or this light arrives the light of visual field by the internal face reflection of pick up camera folding and unfolding cylinder.Light-proofness parts, in the inner side of pick up camera folding and unfolding cylinder, stop these outer light to be injected into the visual field of surveillance camera.Thus, can reduce outer light injects in the image of taking by surveillance camera.

Scheme six, the monitor unit of the escalator of recording at such scheme five, the monitor unit of escalator of the present invention is characterised in that, above-mentioned light-proofness parts arrange in the following manner, which is: approach the root edge of visual field of vertical direction and the position of the internal face of above-mentioned pick up camera folding and unfolding cylinder intersection of above-mentioned surveillance camera, disconnect the space of the inner side of above-mentioned pick up camera folding and unfolding cylinder along the direction of principal axis of above-mentioned pick up camera folding and unfolding cylinder.

In the monitor unit of the escalator of recording in this scheme six, the root edge of visual field of vertical direction and near the bottom side of the position that the internal face of pick up camera folding and unfolding cylinder intersects from surveillance camera, towards surveillance camera, the outer light that enters the inside of pick up camera folding and unfolding cylinder is blocked by light-proofness parts, thus, it can not inject the visual field of surveillance camera.Like this, can more effectively reduce the visual field that outer light is injected surveillance camera.

Scheme seven; the monitor unit of the escalator of recording at such scheme six; the monitor unit of escalator of the present invention is characterised in that; above-mentioned protective and above-mentioned pick up camera folding and unfolding cylinder form by transparent parts, and above-mentioned light-proofness parts are the film-form of the Directional Extension intersecting along the direction of principal axis with above-mentioned pick up camera folding and unfolding cylinder.

The structure of injecting to the visual field of surveillance camera as light outside reducing in pick up camera folding and unfolding cylinder, also considers to apply opacifier on the internal face of pick up camera folding and unfolding cylinder, or utilizes light-proofness film to cover the mode of this internal face.In this occasion, the color of pick up camera folding and unfolding cylinder in appearance, is the colored state of opaque (owing to having light-proofness).But, at protective, be the occasion of transparent parts, on transparent protective, arrange side by side under the state of opaque coloured pick up camera folding and unfolding cylinder, likely aspect outward appearance, produce inharmonious sense.According to the monitor unit of the escalator of recording in such scheme seven; apparent coloured part of pick up camera folding and unfolding cylinder is the part of the wall thickness of the part of folding and unfolding surveillance camera and the light-proofness parts of film-form; the major part of pick up camera folding and unfolding cylinder looks; transparent in appearance; thus, can not produce the inharmonious sense of protective and the outward appearance aspect of the different differences of color of pick up camera folding and unfolding cylinder.

Effect of the present invention is as follows.

According to the monitor unit of the escalator of the present invention of recording in scheme one, as above described in institute, can not be subject to the structure of building and the impact of pattern, a plurality of surveillance cameras are set, and a plurality of surveillance cameras after arranging are crime of injuries by explosive substances to buildings and goods therein attractive in appearance not, and do not cause passenger's obstruction.

According to the erecting device of the surveillance camera of the escalator of the present invention of recording in scheme two～scheme four, as mentioned above, by making the relative installing component of the 1st pick up camera holding components, along rotating in a circumferential direction of pick up camera folding and unfolding cylinder, the visual angle of capable of regulating the 1st surveillance camera towards, in addition, by making relative the 1st pick up camera support unit of the 2nd pick up camera holding components, along rotating in a circumferential direction of pick up camera folding and unfolding cylinder, adjust the 2nd surveillance camera visual angle towards.Thus, a visual angle in the 1st surveillance camera and the 2nd surveillance camera can be set as to the boarding district towards escalator, another visual angle is set as to the descending stair district towards escalator, even the confined position that arranges of pick up camera folding and unfolding cylinder, is still easily set as comprising by the visual field of the 1st surveillance camera and the 2nd surveillance camera integral body the scope that is enough to escalator to monitor.

According to the monitor unit of the escalator of the present invention of recording in scheme five～scheme seven, as mentioned above, can not be subject to the structure of building and the impact of pattern, surveillance camera is set, and the surveillance camera after arranging is crime of injuries by explosive substances to buildings and goods therein attractive in appearance not, and do not cause passenger's obstruction, can reduce outer light and inject in the image of taking by surveillance camera.

Accompanying drawing explanation

Fig. 1 is the example that structure is set of escalator of the present invention, is the lateral plan of a plurality of escalators arranged in a crossed manner.

Fig. 2 means the figure that structure is set of the surveillance camera in the monitor unit of escalator of an embodiment of the invention.

Fig. 3 is the amplification stereogram of the installing component shown in Fig. 2.

Fig. 4 is that the connection structure of the 1st pick up camera holding components shown in Fig. 3 and the 2nd pick up camera holding components is, the amplification of the mounting structure of the mounting structure of relative the 1st pick up camera holding components of the 1st surveillance camera and relative the 2nd pick up camera holding components of the 2nd surveillance camera separates block diagram.

Fig. 5 mean the 1st surveillance camera and the 2nd surveillance camera each horizontal direction visual angle towards the birds-eye view of an example.

Fig. 6 mean the 1st surveillance camera and the 2nd surveillance camera each vertical direction visual angle towards the lateral plan of an example.

Fig. 7 is the example that is different from Fig. 1 that structure is set of escalator of the present invention, is separately set in the lateral plan of the escalator in building.

Fig. 8 means the cutaway drawing that structure is set of the surveillance camera in the monitor unit of escalator of another embodiment of the present invention.

Fig. 9 means the figure in the situation of the external light reflection of the wall of the wall thickness of formation photographic camera folding and unfolding cylinder.

Figure 10 means the figure in the situation of the outer light of the inner reflection of pick up camera folding and unfolding cylinder.

Figure 11 means of the present invention and the figure that structure is set of the surveillance camera in the monitor unit of the escalator of an embodiment.

Wherein:

1A-the 1st up escalator, 1a-boarding district, 1b-descending stair district, 1B-the 2nd up escalator, 2A-the 1st descending escalator, 2B-the 2nd descending escalator, 2-storage part, 2a-bottom, 3-step, 4-railing, 5-moving hand-rail, the outer deck of 6-, 7-angle portion, 8-is protective (protective) fixedly, 9-Traffic Advisory body (protective), 9a-cylinder portion, 20-pick up camera folding and unfolding cylinder, 20a-wall, 20a1-internal face, 21-the 1st surveillance camera, surveillance camera, 21a-shell, 21b-lens cover, 22-the 2nd surveillance camera, 22a-shell, 22b-lens cover, 23-base component, 23a-board, 23b, 23c-ring-type support sector, 24, 25-ring component, 26-installing component, 27, 28-suspention portion, 27a, 28a-lifting hole(eyelet), 27b, 28b-tapped bore, 27c, 28c-screw, 29-connecting portion, 30-the 1st pick up camera holding components, 31-the 1st connecting portion, 32-pick up camera installation portion, the 32a-hole of growing crosswise, 33-the 2nd connecting portion, 40-the 2nd pick up camera holding components, 41-connecting portion, 42-pick up camera installation portion, the 42a-hole of growing crosswise, 50-bolt, 51-nut, 52-bolt, 53-nut, 60-rotates support sector, 61-protrusion tab, 62-fixed parts, 63, 64-screw, 65-screw, 70-rotates support sector, 71-protrusion tab, 72-fixed parts, 73, 74-screw, 80-metal filament, 81-cable, 82-recording device, the up escalator of 90-, 91-top ceiling, 92-angle portion, 93-cylinder portion, 100-light-proofness parts, space in 201-cylinder, the 202-cylinder external space.

The specific embodiment

Monitor unit to the escalator of an embodiment of the invention describes.

Inside at the building of three layers shown in Fig. 1, be arranged between the 1st floor plate and the 2nd floor plate and carry out the 1st up escalator 1A of the escalator of up running, and be arranged between the 2nd floor plate and the 3rd floor plate and carry out up running escalator the 2nd up escalator 1B in the following manner and establish, which is: the descending stair district of the 1st up escalator 1A and the 2nd up escalator 1BShang Ti district form landing, while observing from the side, be curved shape.Identical therewith, be arranged between the 1st floor plate and the 2nd floor plate and carry out the 1st descending escalator 2A of the escalator of descending running, and be arranged between the 2nd floor plate and the 3rd floor plate and the 2nd descending escalator 2B of escalator that carries out descending running in following mode and establish, which is: the descending stair district of the 1st descending escalator 2AShang Ti district and the 2nd descending escalator 2B forms landing, while observing from the side, towards ground, be curved shape on the contrary with the occasion of the 1st up escalator 1A and the 2nd up escalator 1B.In order to effectively utilize the space in building, the 1st up escalator 1A and the 2nd descending escalator 2B overlap along the vertical direction and arrange.Identical therewith, the 2nd up escalator 1B and the 1st descending escalator 2A also overlap along the vertical direction and arrange.

Due to the 1st up escalator 1A being so set, the 2nd up escalator 1B, the 1st descending escalator 2A and the 2nd descending escalator 2B, therefore respectively between the moving hand-rail 5 of the 1st up escalator 1A and the bottom 2a of the 1st descending escalator 2A, between the bottom 2a of the moving hand-rail 5 of the 1st descending escalator 2A and the 1st up escalator 1A, between the bottom 2a of the moving hand-rail 5 of the 1st up escalator 1A and the 2nd up escalator 1B, between the bottom 2a of the moving hand-rail 5 of the 1st descending escalator 2A and the 2nd descending escalator 2B, between the bottom 2a of the moving hand-rail 5 of the 2nd up escalator 1B and the 2nd descending escalator 2B, between the bottom 2a of the moving hand-rail 5 of the 2nd descending escalator 2B and the 2nd up escalator 1B, form angle portion 7.

The 1st up escalator 1A comprises: across the 1st floor plate and the 2nd floor plate, form the support (not shown) of the skeleton of the 1st up escalator 1A; Be circulation shape and be arranged at movably a plurality of steps 3 (shown in Fig. 5) on this support; Clamp the track of the step 3 of the passenger-carrying in these steps 3, and face a pair of railing 4 of location, ground; And from outside, a side contrary with the rail side of step supported the outer deck 6 of each railing of a pair of railing 4.Moving hand-rail 5 is to follow annularly and moves around railing 4.Although not shown, the inner side at support, is provided with: motor; The output of motor is passed to the transfer device of step and moving hand-rail 5; And the control panel of control motor etc.Support is covered by the plate member of outer deck 6 grades, thus, forms the storage part 2 of depositing said motor, transfer device and control panel etc.The bottom surface of storage part 2 is the bottom 2a of the 1st up escalator 1A.

The 2nd up escalator 1B, the 1st descending escalator 2A and the 2nd descending escalator 2B also form in an identical manner with the 1st rising escalator 1A.In addition, at the bottom 2a of the 2nd up escalator 1B, the illumination equipment (not shown) that irradiates the 1st descending escalator 2A is set.The illumination equipment (not shown) that irradiates the 1st up escalator 1A is set at the bottom 2a of the 2nd descending escalator 2B.The cable component of powering to these illumination equipments (not shown) is routed in the storage part 2 of the escalator that this illumination equipment is set.

In whole angle portions 7, be provided for preventing from clamping passenger's protective.Such as; the angle portion 7 forming at the bottom 2a of the moving hand-rail 5 by the 1st up escalator 1A and the 1st descending escalator 2A; as its protective, the fixedly protective 8 consisting of the trapezoidal plate member being fixed on the bottom 2a of the 1st descending escalator 2A is set.In addition, take the rear side of fixedly protective 8 of the occasion that the up direction of the 1st up escalator 1A (arrow U direction) is the place ahead, the Traffic Advisory body 9 being formed by the trapezoidal plate member being suspended on the bottom 2a of the 1st descending escalator 2A is being set.This Traffic Advisory body 9 is also a kind of of protective.Fixedly protective 8 and Traffic Advisory body 9 are the parts of identical material, such as, the parts that transparent acrylic resin (ア Network リ Le) is made.Fixedly protective 8 and Traffic Advisory body 9 are arranged at the top on outer deck 6.

On the rear end of Traffic Advisory body 9, the 9a of cylinder portion that the transparent acrylic resin that setting is extended along the vertical direction is integratedly made.The 9a of this is thickness of slab size cylindric that its outside dimension D is greater than Traffic Advisory body 9.That is, the impact when making passenger contact Traffic Advisory body 9 is easily spread, the safety while improving the contacting of passenger and Traffic Advisory body 9.Passenger, by with before fixedly protective 8 contacts, contacts with Traffic Advisory body 9, can, with before fixedly protective 8 contacts, notice the angle portion 7 that approaches.

Fixedly each bottom of protective 8, Traffic Advisory body 9 and the 9a of cylinder portion is all disposed at the position lower than the end face of moving hand-rail 5.

The monitor unit of present embodiment comprises: pick up camera folding and unfolding cylinder 20, within 9 minutes, be arranged with Traffic Advisory body, and at the rear of Traffic Advisory body 9, to locate along fore-and-aft direction mode arranged side by side with Traffic Advisory body 9, and the posture setting to extend along the vertical direction; As illustrated in fig. 2, be arranged on side by side along the vertical direction the 1st interior surveillance camera 21 and the 2nd surveillance camera 22 of pick up camera folding and unfolding cylinder 20; For this pick up camera folding and unfolding cylinder the 20, the 1st surveillance camera 21 and the 2nd surveillance camera 22 being arranged to base component 23, ring component 24,25, installing component 26, the 1st pick up camera holding components 30 and the 2nd pick up camera holding components 40 etc. on the bottom 2a of the 1st descending escalator 2A.

The parts of pick up camera folding and unfolding cylinder 20 for making with the transparent acrylic resin that fixedly protective 8 and Traffic Advisory body 9 are identical.Direction of principal axis (Fig. 1 of pick up camera folding and unfolding cylinder 20, the above-below direction of Fig. 2) length dimension is set in the following manner, which is: at pick up camera folding and unfolding cylinder 20, be arranged under the state of bottom 2a of the 1st descending escalator 2A, the bottom of pick up camera folding and unfolding cylinder 20 is positioned at from the end face of moving hand-rail 5 downwards from position more than 200mm.

As shown in Figure 2, base component 23 comprises: by screw fixation method, be fixed on the board 23a on the bottom 2a of the 1st descending escalator 2A; And the ring-type that is the hole that forms fore-and-aft direction perforation, and the Liang Ge ring-type 23b of support sector, the 23c that from board 23a, along downward direction, arrange highlightedly.The 23b of these ring-type support sectors, 23c are to locate along fore-and-aft direction mode arranged side by side.In addition, on the 23b of these ring-type support sectors, 23c, be inserted with respectively ring component 24,25.

Installing component 26 comprises: along radially (fore-and-aft direction) of pick up camera folding and unfolding cylinder 20 relatively and the suspention portion 27,28 of location; And connect these suspention portions 27,28 connecting portion 29 being connected with the 1st pick up camera holding components 30.In each suspention portion 27,28, be formed with respectively lifting hole(eyelet) 27a, 28a.These lifting hole(eyelet)s 27a, 28a are the hole along radially (fore-and-aft direction) perforation of pick up camera folding and unfolding cylinder 20.At the direction of principal axis of pick up camera folding and unfolding cylinder 20, the set positions of these lifting hole(eyelet)s 27a, 28a is in same position.Ring component 24,25 is respectively through lifting hole(eyelet) 27a, 28a, and thus, installing component 26 is suspended on the bottom 2a of the 1st descending escalator 2A.In addition, in Fig. 2, by comprising that the axial cross section of the line of centers of pick up camera folding and unfolding cylinder 20 represents pick up camera folding and unfolding cylinder 20 and installing component 26.

Below lifting hole(eyelet) 27a in suspention portion 27, form the tapped bore 27b connecting along radially (fore-and-aft direction) of pick up camera folding and unfolding cylinder 20.Below lifting hole(eyelet) 28a in suspention portion 28, form the tapped bore 28b connecting along radially (fore-and-aft direction) of pick up camera folding and unfolding cylinder 20.By these tapped bore 27b, 28b and screw 27c, 28c, pick up camera folding and unfolding cylinder 20 is fixed in suspention portion 27,28 threadably.That is, pick up camera folding and unfolding cylinder 20 is suspended on the bottom 2a of the 1st descending escalator 2A via base component 23, ring component 24,25 and installing component 26.In addition, the bottom of pick up camera folding and unfolding cylinder 20 is flexibly connected in the outer deck 6 of the 1st rising escalator 1A via metal filament 80, thus, and when common, suppress rocking of pick up camera folding and unfolding cylinder 20, alleviate and when passenger contacts with pick up camera folding and unfolding cylinder 20, be applied to the impact on passenger.

The 1st pick up camera holding components 30 in pick up camera folding and unfolding cylinder 20, be positioned at installing component 26 below.The 1st pick up camera holding components 30 is channel member, comprising: along the radially extension of pick up camera folding and unfolding cylinder 20, and the 1st connecting portion 31 being connected along the mode rotating in a circumferential direction of pick up camera folding and unfolding cylinder 20 and the connecting portion 29 of installing component 26; From one end of the 1st connecting portion 31 radially, towards downward direction, extend, the pick up camera installation portion 32 of the 1st surveillance camera 21 is installed; And with and the 1st connecting portion 31 between clamp the 1st surveillance camera 21 mode locate, and the 2nd connecting portion 33 being connected with the 2nd pick up camera holding components 40.The 1st pick up camera holding components 30 is for take the channel member that the 1st connecting portion 31 and the 2nd connecting portion 33 be opposite side.The join dependency of the 1st connecting portion 31 of the connecting portion 29 of installing component 26 and the 1st pick up camera holding components 30 is in adopting the screw thread of bolt 50 and nut 51 to fix.By weakening the fixing fastening degree of this screw thread, the 1st pick up camera holding components 30 and installing component 26 can, along the circumferentially relatively rotation of pick up camera folding and unfolding cylinder 20, by strengthening the fixing fastening degree of this screw thread, can not carry out this rotation.

The 2nd pick up camera holding components 40 is the channel member that its shape and size are identical with the 1st pick up camera holding components 30, in pick up camera folding and unfolding cylinder 20, be positioned at the 1st pick up camera holding components 30 below.In the one of the 2nd pick up camera holding components 40 in the opposite side of flute profile, there is the connecting portion 41 being connected along the mode rotating in a circumferential direction of pick up camera folding and unfolding cylinder 20 and the 2nd connecting portion 33 of the 1st pick up camera holding components 30.The join dependency of the 2nd connecting portion 33 of the 1st pick up camera holding components 30 and the connecting portion 41 of the 2nd pick up camera holding components 40 is in adopting the screw thread of bolt 52 and nut 53 to fix.By weakening the fixing fastening degree of this screw thread, the 1st pick up camera holding components 30 and the 2nd pick up camera holding components 40 can, along the circumferentially relatively rotation of pick up camera folding and unfolding cylinder 20, by strengthening the fixing fastening degree of this screw thread, can not carry out this rotation.In addition, the 2nd pick up camera holding components 40 comprises from one end of connecting portion 41 and extending towards downward direction, and the pick up camera installation portion 42 of the 2nd surveillance camera 22 is installed.

The screw thread that carries out the connecting portion 29 of installing component 26 and the 1st connecting portion 31 of the 1st pick up camera holding components 30 fixes and the screw thread of the 2nd connecting portion 33 of the 1st pick up camera holding components 30 and the connecting portion 41 of the 2nd pick up camera holding components 40 is fixed, make the center radially of pick up camera folding and unfolding cylinder 20, relatively the centre of gration of the 1st pick up camera holding components 30 of installing component 26 and the centre of gration of the 2nd pick up camera holding components 40 of relative the 1st pick up camera holding components 30 be roughly positioned at coaxial on.

As shown in Figure 4, the 1st surveillance camera 21 is identical with the size and dimension of the 2nd surveillance camera 22.The 1st surveillance camera 21 comprises: be roughly cuboidal shell 21a and give prominence to and the dome-type lens cover 21b of setting from a face of this shell 21a.On the face of the side contrary with lens cover 21b mono-side in shell 21a, rotation support sector 60 is set.This rotation support sector 60 comprises: from shell 21a, gives prominence to and arranges, and two protrusion tabs 61 (only illustrating) of mutual relative positioning; And inserting between these protrusion tabs 61, and the fixed parts 62 of being fixed by screw thread by bolt 65 etc.The 2nd surveillance camera 22 also comprises shell 22a and the lens cover 22b identical with the 1st surveillance camera 21, on the shell 22a of the 2nd surveillance camera 22, the rotation support sector 70 identical with rotation support sector 60 is set.In Fig. 4,71 represent to be arranged at one in two protrusion tabs on shell 22a, and 72 represent to be fixed on the fixed parts on protrusion tab 71 by screw 75 screw threads such as grade.

Pick up camera installation portion 32 at the 1st pick up camera holding components 30 is formed with the hole 32a that grows crosswise.In growing crosswise hole 32a, this is inserted with screw 63,64.On the fixed parts 62 that is arranged at the rotation support sector 60 on the 1st surveillance camera 21, be formed with two tapped bore (not shown) corresponding with screw 63,64.; the 1st surveillance camera 21 to be to insert the state between the 1st connecting portion 31 and the 2nd connecting portion 33 from shell 21a side, and by two tapped bore through grow crosswise screw 63,64 in the 32a of hole and fixed parts 62, screw thread is fixed on the 1st pick up camera holding components 30.In rotation support sector 60, by weakening the fixing fastening degree of screw thread of protrusion tab 61 and fixed parts 62, the 1st surveillance camera 21 can relative the 1st pick up camera holding components 30, rotation along the vertical direction, by strengthening the fixing fastening degree of this screw thread, the 1st surveillance camera 21 can not be carried out relative to the rotating of above-below direction of the 1st pick up camera holding components 30.

The 2nd surveillance camera 22 and the 1st surveillance camera 21 similarly, are fixed on the pick up camera installation portion 42 of the 2nd pick up camera holding components 40 by passing two tapped bore (not shown in FIG.) screw threads of the screw 73,74 of the hole 42a that grows crosswise and the fixed parts 72 of rotation support sector 70.; even in rotation support sector 70; by weakening the fixing fastening degree of screw thread of protrusion tab 71 and fixed parts 72; the 2nd surveillance camera 22 can rotate along the vertical direction relative to the 2nd pick up camera holding components 40; by strengthening the fixing fastening degree of screw thread of protrusion tab 71 and fixed parts 72, the 2nd surveillance camera 22 can not be carried out relative to the rotating of above-below direction of the 2nd pick up camera holding components 40.

As shown in Figure 1, on the outer deck 6 of the 1st up escalator 1A, recording device 82 is set.For sending the cable 81 receiving to the signal of the power supply of the 1st surveillance camera 21 and the 2nd surveillance camera 22 and picture signal, control signal etc., along the bottom 2a of the 1st descending escalator 2A and the outer deck 6 of the 1st up escalator 1A, be connected in recording device 82.

In the monitor unit of the present embodiment so forming, carry out as follows the adjustment of each visual field of the 1st surveillance camera 21 and the 2nd surveillance camera 22.

By making the relative installing component 26 of the 1st pick up camera holding components 30, along rotating in a circumferential direction of pick up camera folding and unfolding cylinder 20, adjust the one in the 1st surveillance camera 21 and the 2nd surveillance camera 22, as, the horizontal direction of the visual angle α 1 (Fig. 5) of the 1st surveillance camera 21 towards.In addition, by making relative the 1st pick up camera holding components 30 of the 1st surveillance camera 21, along the vertical direction rotation, adjust the 1st surveillance camera 21 vertical direction visual angle β 1 (Fig. 6) towards.Thus, such as, as shown in Figure 5, Figure 6, by the visual angle α 1 of the 1st surveillance camera 21, β 1 towards being set as the 1a towards the boarding district of the 1st up escalator 1A, and in the visual angle of the 1st surveillance camera 21, hold boarding district 1a whole, and at the fore-and-aft direction of the 1st up escalator 1A, from step 3 and the moving hand-rail 5 of pick up camera folding and unfolding cylinder 20 essentially identical positions to the scope of boarding district 1a.

By making relative the 1st pick up camera holding components 30 of the 2nd pick up camera holding components 40 rotating in a circumferential direction along pick up camera folding and unfolding cylinder 20, adjust the another one in the 1st surveillance camera 21 and the 2nd surveillance camera 22, the horizontal direction of the visual angle α 2 of the 2nd surveillance camera 22 towards.In addition, by the 2nd surveillance camera 22 is rotated along the vertical direction relative to the 2nd pick up camera holding components 40, adjust the 2nd surveillance camera 22 vertical direction visual angle β 2 towards.Thus, such as, as shown in Figure 5, Figure 6, by the visual angle α 2 of the 2nd surveillance camera 22, β 2 towards being set as the 1b towards the descending stair district of the 1st up escalator 1A, and in the visual angle of the 2nd surveillance camera 22, hold descending stair district 1b whole, and at the fore-and-aft direction of the 1st rising escalator 1A, from the integral body of pick up camera folding and unfolding cylinder 20 essentially identical positions to step 3 and the moving hand-rail 5 of the scope of descending stair district 1b.

In addition, in building, even to being formed at the angle portion 7 beyond angle portion between the 1st up escalator 1A and the 1st descending escalator 2A 7, and the 1st surveillance camera 21 and the 2nd surveillance camera 22 are similarly set to being formed at the occasion of the angle portion 7 between the 1st up escalator 1A and the 1st descending escalator 2A.

According to the monitor unit of present embodiment, can obtain following effect.

In the monitor unit of present embodiment, pick up camera folding and unfolding cylinder 20 is near angle portion 7 is arranged at as a kind of Traffic Advisory body 9 of protective, and the 1st surveillance camera 21 and the 2nd surveillance camera 22 are located in this pick up camera folding and unfolding cylinder 20.Thus, can not be subject to the structure of building and the impact of pattern, the 1st surveillance camera 21 and the 2nd surveillance camera 22 are set.In addition, the 1st surveillance camera 21 after arranging and the 2nd surveillance camera 22 be crime of injuries by explosive substances to buildings and goods therein attractive in appearance not, do not form in addition passenger's obstruction.

In the monitor unit of present embodiment, pick up camera folding and unfolding cylinder 20 arranges side by side with Traffic Advisory body 9, owing to being provided with the 9a of cylinder portion of the shape identical with pick up camera folding and unfolding cylinder 20 at Traffic Advisory body 9, thus, be difficult to produce the specially designed inharmonious sense for the 1st surveillance camera 21 and the 2nd surveillance camera 22 are set.

According to the monitor unit of present embodiment, by weakening the fixing fastening degree of screw thread of the connecting portion 29 of connection parts 26 and the 1st connecting portion 31 of the 1st pick up camera holding components 30, and make the 1st pick up camera support hold the relative installing component 26 of parts 30 rotating in a circumferential direction along pick up camera folding and unfolding cylinder 20, thus, can easily adjust the 1st surveillance camera 21 visual angle towards.In addition, by weakening the fixing fastening degree of screw thread that connects the 2nd connecting portion 33 of the 1st pick up camera holding components 30 and the connecting portion 41 of the 2nd pick up camera holding components 40, and make relative the 1st pick up camera holding components 30 of the 2nd pick up camera holding components 40 rotating in a circumferential direction along pick up camera folding and unfolding cylinder 20, thus, can easily adjust the 2nd surveillance camera 22 visual angle towards.By these modes, a visual angle in the 1st surveillance camera 21 and the 2nd surveillance camera 22 can be set as to the boarding district towards escalator, another visual angle is set as to the descending stair district towards escalator, even in the situation that the restricted position that arranges in pick up camera folding and unfolding cylinder 20, still easily the whole visual field of the 1st surveillance camera 21 and the 2nd surveillance camera 22 is set as comprising the scope of the supervision that is enough to carry out escalator.

In the monitor unit of present embodiment, because the 1st surveillance camera 21 can relative the 1st pick up camera holding components 30, by rotation holding components 60, rotate along the vertical direction, therefore the above-below direction at the visual angle of capable of regulating the 1st surveillance camera 21 towards, in addition, because the 2nd surveillance camera 22 can relative the 2nd pick up camera holding components 40, by rotation, support sector 70 rotates along the vertical direction, thus the above-below direction at the visual angle of capable of regulating the 2nd surveillance camera 22 towards.By these modes, can, corresponding to the shape and size of escalator and the configuration of the 1st surveillance camera 21 and the 2nd surveillance camera 22 of the angle of inclination of escalator, distance from boarding district to descending stair district etc., carry out subtly the adjustment of the whole visual field of the 1st surveillance camera 21 and the 2nd surveillance camera 22.

In the monitor unit of present embodiment, the 1st surveillance camera the 21, the 2nd surveillance camera the 22, the 1st pick up camera holding components 30 and the 2nd pick up camera holding components 40 are positioned at the height and position of passenger's hand arrival, but, their folding and unfoldings are in the inside of pick up camera folding and unfolding cylinder 20, thus, can prevent and the contacting of passenger.That is, can prevent that passenger from damaging, in addition, for passenger also safety.

In addition, in the monitor unit of above-mentioned embodiment, pick up camera folding and unfolding cylinder 20 is arranged with Traffic Advisory body for 9 minutes, rear at Traffic Advisory body 9, to locate along fore-and-aft direction mode arranged side by side with Traffic Advisory body 9, but the 9a of cylinder portion that one is located at Traffic Advisory body 9 also can form pick up camera folding and unfolding cylinder.

In the monitor unit of above-mentioned embodiment, be arranged at surveillance camera in pick up camera folding and unfolding cylinder 20 and be the 1st surveillance camera 21 and the 2nd surveillance camera 22 two, but, also can, according to the size at the visual angle of set surveillance camera, two above surveillance cameras be set.Such as, in the occasion that the 3rd surveillance camera is set, by the shape and size pick up camera holding components identical with the 1st pick up camera holding components 30, similarly by screw thread, be fixed on the 2nd pick up camera holding components 40 with the 1st pick up camera holding components 30 and the 2nd pick up camera holding components 40, the 3rd surveillance camera can be installed on this pick up camera holding components.

In the monitor unit of aforesaid embodiment, the 1st surveillance camera 21 and the 2nd surveillance camera 22 are arranged at the angle portion 7 forming on the escalator intersecting.Angle portion is not only formed between the bottom and moving hand-rail of escalator.Arranging in structure of the escalator shown in Fig. 7, the up escalator 90 that passenger is transported to the 2nd floor plate from the 1st floor plate of building is arranged in building individually.Also between the moving hand-rail 5 of this up escalator 90 and the top ceiling 91 of the 1st layer, form angle portion 92.Also can be in this angle portion 92, with fixedly protective 8, Traffic Advisory body 9, pick up camera folding and unfolding cylinder 20 is set simultaneously, at interior configuration the 1st surveillance camera 21 and the 2nd surveillance camera 22 of this pick up camera folding and unfolding cylinder 20.

In addition, in the rear end of the fixedly protective 8 shown in Fig. 7, a portion 93 is set.Also be included in the situation that Traffic Advisory body 9 and the 9a of cylinder portion are not set in angle portion 7,92.In this occasion, due to the viewpoint from protection passenger, in the fixing rear end of protective 8, a portion 93 is set, therefore also this portion 93 can be used as to pick up camera folding and unfolding cylinder.

Below the monitor unit of the escalator of another embodiment of the present invention is described.

The monitor unit of present embodiment comprises:, the pick up camera folding and unfolding cylinder 20 cylindraceous arranging with the posture of extending along the vertical direction at the rear of the Traffic Advisory body 9 shown in above-mentioned Fig. 1; As shown in Figure 8, the surveillance camera 21 that the state with folding and unfolding in pick up camera folding and unfolding cylinder 20 arranges; And for these pick up camera folding and unfolding cylinders 20 and surveillance camera 21 being arranged to base component 23, ring component 24,25 and the installing component 26 etc. on the bottom 2a of the 1st descending escalator 2A.

Pick up camera folding and unfolding cylinder 20 is arranged with Traffic Advisory body for 9 minutes, to locate along fore-and-aft direction mode arranged side by side with Traffic Advisory body 9.This pick up camera folding and unfolding cylinder 20 in the same manner, is also the parts of being made by the acrylic resin of whole clearing with fixedly protective 8 and Traffic Advisory body 9,, has the parts of hyalomere of the visual field FV of open surveillance camera 21 that is.Direction of principal axis (Fig. 1 of pick up camera folding and unfolding cylinder 20, the above-below direction of Fig. 8) length dimension is set in the following manner, which is: at pick up camera folding and unfolding cylinder 20, be arranged under the state of bottom 2a of the 1st descending escalator 2A, the bottom of pick up camera folding and unfolding cylinder 20 is positioned at from the end face of moving hand-rail 5 downwards from position more than 200mm.

Base component 23 comprises: by screw fixation method, be fixed on the board 23a on the bottom 2a of the 1st descending automatic hand rail 2A; And the ring-type that is the hole that forms fore-and-aft direction perforation, and the Liang Ge ring-type 23b of support sector, the 23c that from board 23a, arrange highlightedly downwards.The 23b of these ring-type support sectors, 23c are to locate along fore-and-aft direction mode arranged side by side.In addition, on the 23b of these ring-type support sectors, 23c, be inserted with respectively ring component 24,25.

Installing component 26 comprises: along radially (fore-and-aft direction) of pick up camera folding and unfolding cylinder 20 relatively and the suspention portion 27,28 of location; And the connecting portion 29 that connects these suspention portions 27,28.In this suspention portion 27, form lifting hole(eyelet) 27a.This lifting hole(eyelet) 27a is the hole along radially (fore-and-aft direction) perforation of pick up camera folding and unfolding cylinder 20.The lifting hole(eyelet) (not shown) identical with lifting hole(eyelet) 27a is also formed in suspention portion 28.By ring component 24,25 is passed respectively to the lifting hole(eyelet) 27a of suspention portion 27 and the lifting hole(eyelet) of suspention portion 28, installing component 26 is suspended on the bottom 2a of the 1st descending escalator 2A.

Pick up camera folding and unfolding cylinder 20 is fixed in suspention portion 27,28 by screw 27c, 28c screw thread.That is, pick up camera folding and unfolding cylinder 20 is suspended on the bottom 2a of the 1st descending escalator 2A via base component 23, ring component 24,25 and installing component 26.In addition, the bottom of pick up camera folding and unfolding cylinder 20, via metal filament 80, is flexibly connected with the outer deck 6 of the 1st rising escalator 1A, thus, when common, suppress rocking of pick up camera folding and unfolding cylinder 20, reduce the impact when passenger contacts pick up camera folding and unfolding cylinder 20, passenger being caused.

Surveillance camera 21 comprises: shell 21a cylindraceous; And be dome shape and give prominence to the lens cover 21b on an end face that is arranged at this shell 21a.The end-face helical of the side contrary with lens cover 21b mono-side in shell 21a is fixed on the connecting portion 29 of above-mentioned installing component 26.That is, surveillance camera 21 is suspended on the bottom 2a of the 1st descending escalator 2A together with pick up camera folding and unfolding cylinder 20.

In Fig. 8, FV represents the visual field of surveillance camera 21, and θ represents the visual angle of the vertical direction of this visual field FV.The monitor unit of present embodiment possesses light-proofness parts 100 in the inner side of pick up camera folding and unfolding cylinder 20.This light-proofness parts 100 form film-forms, to put along the axle of pick up camera folding and unfolding cylinder 20 to the mode in space that disconnects the inner side of pick up camera folding and unfolding cylinder 20, locate.In addition, these light-proofness parts 100 arrange to approach the root edge of visual field FV of vertical direction and the mode of the position A that the internal face 20a1 of pick up camera folding and unfolding cylinder 20 intersects of surveillance camera 21.That is, light-proofness parts 100, in the inner side of pick up camera folding and unfolding cylinder 20, are arranged at below than surveillance camera 21.In addition, pick up camera folding and unfolding cylinder 20 as mentioned above, is made by acrylic resin, and still, light-proofness parts 100 are made by the material that is different from acrylic resin, such as, by polyethylene terephthalate, made.

Here, to inject the outer light of surveillance camera 21 in the inside of pick up camera folding and unfolding cylinder 20, describe.

In Fig. 9,201 represent the space (being called below " space in cylinder ") of the inner side of pick up camera folding and unfolding cylinder 20,202 represent the space (being called below " the cylinder external space ") in the outside of pick up camera folding and unfolding cylinder 20, and 20a represents the wall of pick up camera folding and unfolding cylinder 20.In addition, na represents the ratio of refraction of air, and nb (nb < na) represents the ratio of refraction of wall 20a.Outer smooth R1 injects an interior space 201 from the opening of the bottom of pick up camera folding and unfolding cylinder 20.The angle of incidence α of the relative wall 20a of light R1 is greater than the occasion of critical angle (=arcsin (na/nb)) outside, and this outer light R1 carries out total internal reflection on the surface of reflected light wall 20a, becomes reflected light R2, propagates obliquely upward.At angle of incidence α, be less than the occasion of critical angle, transmission wall 20a, one-tenth injects to the transmitted light R3 of an external space 32.Because the refractive index n a of air is greater than the refractive index n b of wall 20a, therefore be not created in the total internal reflection of the edge surface of wall 20a and the cylinder external space 202.Reflected light R2 in reflected light R2 and transmitted light R3 can enter the visual field FV of surveillance camera 21.That is, as shown in figure 10, the outer light R injecting in pick up camera folding and unfolding cylinder 20 repeats the total internal reflection of carrying out at wall 20a place in cylinder in space 201, can arrive visual field FV.Above-mentioned light-proofness parts 30, near the A of position, block the light R so injecting towards visual field FV.

In the monitor unit of present embodiment, pick up camera folding and unfolding cylinder 20 is set up in parallel with a kind of Traffic Advisory body 9 as protective in angle portion 7, and surveillance camera 21 folding and unfoldings are in this pick up camera folding and unfolding cylinder 20.Thus, can not be subject to the structure of building and the impact of pattern, surveillance camera 21 is set.In addition, the surveillance camera 21 after arranging is crime of injuries by explosive substances to buildings and goods therein attractive in appearance not, and do not form the obstruction to passenger.

In the monitor unit of present embodiment, near the bottom side of the position A intersecting from the root edge of visual field FV and the internal face of pick up camera folding and unfolding cylinder 20 of the vertical direction of surveillance camera 21 in surveillance camera 21 enters pick up camera folding and unfolding cylinder 20 light owing to being blocked by light-proofness parts 30, thus, this light is not injected the visual field FV of surveillance camera 21.Thus, can reduce outer light injecting to the visual field FV of surveillance camera 21.

In the monitor unit of present embodiment, pick up camera folding and unfolding cylinder 20 arranges side by side with Traffic Advisory body 9, owing to being provided with the 9a of cylinder portion of the shape identical with pick up camera folding and unfolding cylinder 20 at Traffic Advisory body 9.Thus, be difficult to generation the inharmonious sense of pick up camera folding and unfolding cylinder 20 is set especially for surveillance camera 21 is set.

In the monitor unit of present embodiment, surveillance camera 21 is positioned at the height and position that passenger's hand arrives, and still, because their folding and unfoldings are in the inside of pick up camera folding and unfolding cylinder 20, therefore can prevent and the contacting of passenger.That is, can prevent passenger's damage, in addition, for passenger also safety.

In the monitor unit of present embodiment, solid protective 8, Traffic Advisory body 9, pick up camera folding and unfolding cylinder 20 are transparent parts.In addition, in pick up camera folding and unfolding cylinder 20, the part of folding and unfolding surveillance camera 21 looks it is coloured in appearance with the part of the wall thickness of the light-proofness parts 30 of film-form, and still, the major part of pick up camera folding and unfolding cylinder 20 looks it is transparent in appearance.Thus, can not produce due to the inharmonious sense from the different outward appearance aspects that cause of the color of pick up camera folding and unfolding cylinder 20 of fixedly protective 8 and Traffic Advisory body 9.

In the monitor unit of present embodiment, because pick up camera folding and unfolding cylinder 20 and light-proofness parts 30 are made from a variety of materials, therefore pick up camera folding and unfolding cylinder 20 and light-proofness parts 30 can not be fused and bonding at mutual contact part place.

In addition, in the monitor unit of present embodiment, pick up camera folding and unfolding cylinder 20 is arranged with Traffic Advisory body for 9 minutes, with the rear at Traffic Advisory body 9, locate with the mode that Traffic Advisory body 9 is arranged side by side, still, the 9a of cylinder portion that is integrally formed at Traffic Advisory body 9 also can form pick up camera folding and unfolding cylinder.

In addition, also can be in the angle portion 92 in structure that arranges of the escalator shown in above-mentioned Fig. 7, with together with fixedly protective 8, Traffic Advisory body 9, pick up camera folding and unfolding cylinder 20 is set, at these pick up camera folding and unfolding cylinder 20 folding and unfolding surveillance cameras 21.

Also have, in the rear end of the fixedly protective 8 shown in Fig. 7, be provided with the cylinder portion 93 identical with the 9a of cylinder portion of Traffic Advisory body 9.Also there is the situation that Traffic Advisory body 9 and the 9a of cylinder portion are not set in angle portion 7,92.In this occasion, due to the viewpoint from protection passenger, in the fixing rear end of protective 8, be provided with a portion 93, therefore also this portion 93 can be used as to pick up camera folding and unfolding cylinder.

According to Figure 11, another embodiment of the invention is described.

The embodiment of Figure 11, at the embodiment shown in Fig. 2, is similarly provided with light-proofness parts 100 with the embodiment of Fig. 8, surveillance camera 21,22 towards identical with the embodiment of Fig. 2 with the structure beyond light-proofness parts 100.

In Figure 11, FV represents the visual field of surveillance camera 22, and θ represents the visual angle of the vertical direction of this visual field FV.The monitor unit of present embodiment possesses light-proofness parts 100 in the inner side of pick up camera folding and unfolding cylinder 20.This light-proofness parts 100 form film-forms, and the mode in space that disconnects the inner side of pick up camera folding and unfolding cylinder 20 with the direction of principal axis along pick up camera folding and unfolding cylinder 20 is located.In addition, these light-proofness parts 100 arrange to approach the root edge of visual field FV of vertical direction and the mode of the position A that the internal face 20a1 of pick up camera folding and unfolding cylinder 20 intersects of surveillance camera 22.That is, light-proofness parts 100, in the inner side of pick up camera folding and unfolding cylinder 20, are arranged at below than a plurality of surveillance cameras 21,22.In addition, pick up camera folding and unfolding cylinder 20 as mentioned above, is made by acrylic resin, and still, light-proofness parts 100 are by the material that is different from acrylic resin, such as, polyethylene terephthalate is made.

The monitor unit of the embodiment of Figure 11 has the effect identical with the monitor unit of the embodiment of Fig. 2.In addition, in the monitor unit of the embodiment of Figure 11, near the bottom side of the position A intersecting from the root edge of visual field FV and the internal face of pick up camera folding and unfolding cylinder 20 of the vertical direction of surveillance camera 22 in surveillance camera 22 enters pick up camera folding and unfolding cylinder 20 light owing to being blocked by light-proofness parts 100, thus, this light is not injected the visual field FV of surveillance camera 22.Thus, can reduce outer light injecting towards the visual field of surveillance camera 21,22.

Claims

1. the monitor unit of an escalator, the relative escalator of this monitor unit and arranging, by a plurality of surveillance cameras, this escalator is monitored, this escalator comprises protective, this protective is arranged at the angle portion being formed between the top ceiling of lower floor and the moving hand-rail of escalator, or on the bottom of an escalator and the angle portion between the moving hand-rail of another escalator in two escalators of the state adjacency that is arranged on to intersect, while turning round for the rising at above-mentioned escalator, prevent that passenger is sandwiched in angle portion, the monitor unit of above-mentioned escalator is characterised in that:

This monitor unit comprises pick up camera folding and unfolding cylinder; the rear end side of the above-mentioned protective of the occasion that this pick up camera folding and unfolding cylinder is the place ahead at the up direction of above-mentioned escalator; be integral ground or with the posture of extending along the vertical direction, be set up near above-mentioned protective with above-mentioned protective; above-mentioned a plurality of surveillance camera is set up in parallel along the vertical direction in this pick up camera folding and unfolding cylinder

And above-mentioned monitor unit comprises light-proofness parts, these light-proofness parts are arranged on the inner side of this pick up camera folding and unfolding cylinder by the below of above-mentioned a plurality of surveillance cameras, block the outer light entering towards above-mentioned a plurality of surveillance cameras,

Above-mentioned pick up camera folding and unfolding cylinder has the hyalomere of the visual field of open above-mentioned a plurality of surveillance cameras,

Above-mentioned light-proofness parts arrange in the following manner, which is: the root edge of visual field of vertical direction and the position of the internal face of above-mentioned pick up camera folding and unfolding cylinder intersection that approach above-mentioned surveillance camera, along the direction of principal axis of above-mentioned pick up camera folding and unfolding cylinder, disconnect the space of the inner side of above-mentioned pick up camera folding and unfolding cylinder

The monitor unit of above-mentioned escalator comprises:

The 1st surveillance camera and the 2nd surveillance camera as above-mentioned a plurality of surveillance cameras; Be installed on the bottom of top ceiling or an above-mentioned escalator of above-mentioned lower floor, and insert the installing component in above-mentioned pick up camera folding and unfolding cylinder;

In above-mentioned pick up camera folding and unfolding cylinder inside, be positioned at the 1st pick up camera holding components of the below of above-mentioned installing component;

In above-mentioned pick up camera folding and unfolding cylinder inside, be positioned at the 2nd pick up camera holding components of the below of above-mentioned the 1st pick up camera holding components;

Above-mentioned the 1st pick up camera holding components comprises: along the radially extension of above-mentioned pick up camera folding and unfolding cylinder, with the 1st connecting portion that can be connected with above-mentioned installing component along the mode rotating in a circumferential direction of above-mentioned pick up camera folding and unfolding cylinder; From one end of above-mentioned above-mentioned the 1st connecting portion radially, along downward direction, extend, and the pick up camera installation portion of above-mentioned the 1st surveillance camera is installed; And with and above-mentioned the 1st connecting portion between between be separated with above-mentioned the 1st surveillance camera mode locate, and the 2nd connecting portion being connected with above-mentioned the 2nd pick up camera holding components;

Above-mentioned the 2nd pick up camera holding components comprises: with the connecting portion that can be connected along the mode rotating in a circumferential direction of above-mentioned pick up camera folding and unfolding cylinder and above-mentioned the 2nd connecting portion of above-mentioned the 1st pick up camera holding components; And extend along downward direction from one end of the connecting portion of above-mentioned the 2nd pick up camera holding components, and the pick up camera installation portion of above-mentioned the 2nd surveillance camera is installed.

2. the monitor unit of escalator according to claim 1, is characterized in that,

Above-mentioned installing component comprises: with the footpath at above-mentioned pick up camera folding and unfolding cylinder upward right mode locate, be suspended to a pair of suspention portion of the top ceiling of above-mentioned lower floor or the bottom of an above-mentioned escalator; And,

Connect these suspention portions, and the connecting portion being connected with above-mentioned the 1st connecting portion of above-mentioned the 1st pick up camera holding components,

Above-mentioned pick up camera folding and unfolding cylinder is fixed in above-mentioned a pair of suspention portion by screw fixation method, above-mentioned the 1st pick up camera holding components is for take the channel member that above-mentioned the 1st connecting portion and above-mentioned the 2nd connecting portion be opposite side, above-mentioned the 2nd pick up camera holding components is the parts that shape and size are identical with above-mentioned the 1st pick up camera holding components, one in opposite side is the connecting portion being connected with above-mentioned the 2nd connecting portion of above-mentioned the 1st pick up camera holding components, the 1st connecting portion of the connecting portion of above-mentioned installing component and above-mentioned the 1st pick up camera holding components is connected by screw fixation method, the 2nd connecting portion of above-mentioned the 1st pick up camera holding components is connected by screw fixation method with the connecting portion of above-mentioned the 2nd pick up camera holding components.

3. the monitor unit of escalator according to claim 1 and 2, is characterized in that,

Between above-mentioned the 1st surveillance camera and the pick up camera installation portion of above-mentioned the 1st pick up camera holding components, rotation support sector is set, this rotation support sector can carry out above-mentioned the 1st surveillance camera relative to the rotating of the above-below direction of above-mentioned the 1st pick up camera holding components,

Between above-mentioned the 2nd surveillance camera and the pick up camera installation portion of above-mentioned the 2nd pick up camera holding components, rotation support sector is set, this rotation support sector can carry out above-mentioned the 2nd surveillance camera rotating relative to the above-below direction of above-mentioned the 2nd pick up camera holding components.

4. the monitor unit of escalator according to claim 1, is characterized in that,

Above-mentioned protective and above-mentioned pick up camera folding and unfolding cylinder form by transparent parts,

Above-mentioned light-proofness parts are the film-form of the Directional Extension intersecting along the direction of principal axis with above-mentioned pick up camera folding and unfolding cylinder.

5. the monitor unit of an escalator; the relative escalator of this monitor unit and arranging; by surveillance camera, this escalator is monitored, between the top ceiling of this escalator Yu lower floor or between another escalator of the state adjacency with to intersect, form angle portion; this escalator has protective; this protective is arranged in this angle portion, prevents rising when running at above-mentioned escalator, and passenger is sandwiched in above-mentioned angle portion; it is characterized in that

The monitor unit of above-mentioned escalator comprises:

Pick up camera folding and unfolding cylinder, the rear end side of the above-mentioned protective of the occasion that this pick up camera folding and unfolding cylinder is the place ahead at the up direction of above-mentioned escalator, with above-mentioned protective be integral ground or with above-mentioned protective side by side, with the posture of extending along the vertical direction, be set up the above-mentioned surveillance camera of folding and unfolding; And,

Light-proofness parts, these light-proofness parts are arranged on the inner side of this pick up camera folding and unfolding cylinder by the below of above-mentioned surveillance camera, block the outer light entering towards above-mentioned surveillance camera;

Above-mentioned pick up camera folding and unfolding cylinder has the hyalomere of the visual field of open above-mentioned surveillance camera,

The monitor unit of above-mentioned escalator comprises:

The 1st surveillance camera and the 2nd surveillance camera as above-mentioned surveillance camera; Be installed on the bottom of top ceiling or an above-mentioned escalator of above-mentioned lower floor, and insert the installing component in above-mentioned pick up camera folding and unfolding cylinder;