CN102253060B - Deterioration diagnosis device for moving handrail of passenger conveyor - Google Patents
Deterioration diagnosis device for moving handrail of passenger conveyor Download PDFInfo
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- CN102253060B CN102253060B CN201110094309.8A CN201110094309A CN102253060B CN 102253060 B CN102253060 B CN 102253060B CN 201110094309 A CN201110094309 A CN 201110094309A CN 102253060 B CN102253060 B CN 102253060B
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Abstract
The invention provides a deterioration diagnosis device for the moving handrail of a passenger conveyor, which is easy in installation operation and can excellently prevent the leakage of radiation rays. The device is characterized by comprising a radiation generating part (2), a light receiving part (1) and a shielding plate (2e). A light source arranged in the radiation generating part is used for irradiating radiation on a moving handrail (10). The radiation generating part is also equipped with a frame for covering the radiation part of the moving handrail (10) and the light source. A camera (1C) arranged inside the light receiving part (1) for photographing the moving handrail (10). The light receiving part (1) is formed by the part photographed by the camera (1c) of the moving handrail (10) and the frame of the camera (1c). Meanwhile, a box body is formed by the light receiving part (1) and the frame of the light receiving part (1). The shielding plate (2e) is used for suppressing the leakage of the radiation from the light source toward the outside of the box body via a through hole and the through hole is a through hole for the moving handrail (10) to pass through the box body.
Description
Technical field
The technology that the present invention relates to diagnose the damage of the moving hand-rail that the passenger conveyors such as escalator or movable sidewalk possess, relates in particular to for diagnosing the deteriorated device in inside of moving hand-rail.
Background technology
In the past, as for diagnosing the steel wire of imbedding in the moving hand-rail that passenger conveyors such as being arranged on escalator or movable sidewalk uses to have the device (hereinafter referred to as deterioration diagnosis device for moving handrail) of not damaged and degree of injury thereof, use to moving hand-rail is irradiated radioactive ray and its transmission image is reflected to the device on watch-dog etc.
As this deterioration diagnosis device for moving handrail, the scheme of following apparatus is proposed: the fluorescence portion of irradiating the radioactive ray generating unit of radioactive ray and mirroring transmission image utilizes railing to lay respectively at the top of moving hand-rail and below and is fixed (for example,, with reference to patent documentation 1: TOHKEMY 2003-48683 communique).In patent documentation 1, disclosed deterioration diagnosis device for moving handrail is observed from the working direction of moving hand-rail, and radioactive ray generating unit and fluorescence portion configure obliquely with respect to vertical direction.Thus, needn't unload moving hand-rail from passenger conveyors just can utilize radioactive ray to carry out inner deteriorated diagnosis to moving hand-rail.
But, in the deterioration diagnosis device for moving handrail of recording at patent documentation 1, there is the problem that is difficult to install radioactive ray generating unit and fluorescence portion and so on., from the profile direction of moving hand-rail, observe, radioactive ray generating unit and fluorescence portion tilt, and are therefore difficult to location, and because both mounting structure is for crossing over the structure of moving hand-rail, are therefore difficult to carry out installation exercise.In addition, because radioactive ray generating unit and fluorescence portion separate, not structurally the structure seamlessly arranging, therefore also exist and be difficult to the problem that prevents that radioactive ray from revealing.Summary of the invention
The present invention makes in view of above-mentioned unfavorable condition, and its object is the deterioration diagnosis device for moving handrail that provides a kind of its installation exercise easily and can prevent well the passenger conveyors that radioactive ray are revealed.
A mode of the present invention is to utilize the deteriorated apparatus for diagnosing deterioration in inside of the moving hand-rail of radiation diagnostic passenger conveyors, it is characterized in that, comprise: radioactive ray generating unit, radioactive ray generating unit, in inside, comprise the light source that above-mentioned moving hand-rail is irradiated to radioactive ray, and formed by the framework that covers the part of being irradiated by above-mentioned light source in above-mentioned light source and above-mentioned moving hand-rail; Light accepting part, in inside, comprise image pickup part, thereby this image pickup part is to utilizing the transmitted light of the above-mentioned radioactive ray transmission moving hand-rail irradiating from above-mentioned light source photographed to above-mentioned moving hand-rail by light, above-mentioned light accepting part consists of the framework that covers the part of being made a video recording by above-mentioned image pickup part in above-mentioned image pickup part and above-mentioned moving hand-rail, thereby and become with the framework combination of above-mentioned radioactive ray generating unit the casing that covers above-mentioned light source, above-mentioned moving hand-rail and above-mentioned image pickup part; And shield, for the radioactive ray that suppress to irradiate from above-mentioned light source, from through hole, leaking into the outside of above-mentioned casing, this through hole is for above-mentioned moving hand-rail, to run through the through hole of above-mentioned casing.
At this, the width of the casing preferably consisting of above-mentioned radioactive ray generating unit and above-mentioned light accepting part in above-mentioned moving hand-rail working direction is shorter than the summit spacing of the step of above-mentioned passenger conveyors.According to this structure, this device can easily be arranged on be positioned at the other inside of the step of passenger conveyors moving hand-rail return to side.
In addition, preferably also comprise the connecting portion that connects above-mentioned radioactive ray generating unit and above-mentioned light accepting part, above-mentioned connecting portion connects above-mentioned radioactive ray generating unit and above-mentioned light accepting part in following position relationship, and this position relationship is the position relationship that is subject to light and above-mentioned moving hand-rail is made a video recording by above-mentioned light accepting part by the transmitted light after above-mentioned light source irradiation the above-mentioned moving hand-rail of transmission.Thus, because the position of radioactive ray generating unit when the setting device and fluorescence portion is necessarily consistent, so both location are simple.In addition, because location is complete, so radioactive ray generating unit and fluorescence portion are very close to each other, so the leakage of radioactive ray becomes few.
In addition, be preferred for the power supply of above-mentioned light source supply power supply with distribution and from above-mentioned casing, draw in the working direction of above-mentioned moving hand-rail for the output distribution that will be exported to outside by the captured image of above-mentioned image pickup part.Thus, distribution class can not be involved in the step of passenger conveyors and lay.
Effect of the present invention is as follows.
According to the present invention, its object can provide a kind of its installation exercise easily and can also prevent well the deterioration diagnosis device for moving handrail of the passenger conveyors that radioactive ray are revealed.
Accompanying drawing explanation
Fig. 1 means the perspective plan view of structure of deterioration diagnosis device for moving handrail of the passenger conveyors of embodiments of the present invention.
Fig. 2 means the figure that the deterioration diagnosis device for moving handrail of the passenger conveyors of embodiments of the present invention is arranged on to the outward appearance of the state on moving hand-rail.
Fig. 3 means the figure of the outward appearance of common passenger conveyors.
In figure:
1-light accepting part, 1a-installation portion, 1b-reflecting plate, 1c-video camera, 1d-output cable, 1e-connecting portion, 2-radioactive ray generating unit, 2a-x ray generator, 2b-X ray generator tube, 2c-feed cable, 2d-connecting portion, 3-image processor, 4-power supply, 5-L font steel, 6-step, 6a-summit spacing, 10-moving hand-rail, 11-railing portion, 12-framework body.
Embodiment
Below, with reference to the accompanying drawings the moving hand-rail diagnostic device of passenger conveyors of the present invention is described.Fig. 1 means the figure of structure of the moving hand-rail diagnostic device of present embodiment.In addition, Fig. 2 means the figure that the moving hand-rail diagnostic device of present embodiment is arranged on to the outward appearance of the state on moving hand-rail 10.As shown in the figure, the moving hand-rail diagnostic device of present embodiment possesses the light accepting part 1 of the top mulched ground configuration that is moved handrail 10 and is moved the below covering of handrail 10 the radioactive ray generating unit 2 relatively configuring with light accepting part 1.As shown in Figure 2, thus light accepting part 1 and radioactive ray generating unit 2 clip the form that moving hand-rail 10 ground combinations become case shape.
The radioactive ray generating unit 2 of present embodiment is that source occurs X ray.This radioactive ray generating unit 2 is configured to be possessed: x ray generator 2a; Be positioned at the X ray generator tube 2b of x ray generator 2a inside; For the feed cable 2c to x ray generator 2a supply power; For connecting the connecting portion 2d of light accepting part 1 and radioactive ray generating unit 2; And the shield 2e leaking for suppressing radioactive ray.As shown in Figure 1 and Figure 2, radioactive ray generating unit 2 consists of with the framework that covers the part of being irradiated by x ray generator 2a in moving hand-rail 10 the x ray generator 2a that is at least light source.
And the combination framework of light accepting part 1 and the framework of radioactive ray generating unit 2 form casing.Utilize this casing to cover X-ray irradiation and the part of being made a video recording by video camera 1c, x ray generator 2a and the video camera 1c in moving hand-rail 10., the path of radioactive ray is covered by casing, thereby can prevent that radioactive ray from leaking to outside.
In addition, in the present embodiment, shield 2e is as the part setting of radioactive ray generating unit 2, but is not limited to this.As shown in Figure 1, shield 2e is that the radioactive ray in order to suppress to irradiate from the X-ray producer 2a as light source leak and arrange to the outside of casing from the through hole for making moving hand-rail 10 run through above-mentioned casing, both can be used as a part for light accepting part 1 side, also can within 2 minutes, be arranged with light accepting part 1 and radioactive ray generating unit.
In addition, on the output cable 1d of video camera 1c, be connected with image processor 3, image processor 3 is converted to digital signal by the picture signal from video camera 1c., output cable 1d is the output distribution that the image for video camera 1c is taken the photograph is exported to outside.Picture signal by after image processor 3 digitizings is imported to not shown PC from image processor 3, and for the deteriorated diagnosis of moving hand-rail 10.In addition, power supply 4 is the structures by means of 2 pairs of x ray generator 2a supply powers of feed cable., feed cable 2c supplies with distribution for the power supply to x ray generator 2a supply power.
At this, Fig. 3 means the figure of the outward appearance of common escalator.As shown in Figure 3, the moving hand-rail 10 that comprises the passenger conveyors of escalator and movable sidewalk etc. is the framework body 12 inside structures of returning to side shifting contrary with railing portion up and down also that must introduce railing subordinate side after mobile above railing portion 11.And in these framework body 12 inside, the place except the equipment of release moving hand-rail 10 has larger space (Bi More Kong Inter).
The deterioration diagnosis device for moving handrail of present embodiment utilizes the space of these framework body 12 inside and arranges.When deterioration diagnosis device for moving handrail is installed, as shown in Figure 2, the installation portion 1a being positioned on light accepting part 1 is arranged on the L font steel 5 that are positioned at framework body 12 inside.Now, if the length of light accepting part 1 integral body is longer than the summit spacing 6a of step 6, device cannot enter inside, therefore must be shorter than summit spacing.
In addition, the occasion in the space of being located at framework body 12 inside is also restricted in short transverse.Therefore, as shown in Figure 1, by using reflecting plate 1b to change the direction of transmission image, can not add high altitude and just can utilize video camera 1c to photograph.
In end, fixed after light accepting part 1, radioactive ray generating unit 2 has been installed.Radioactive ray generating unit 2 possesses the connecting portion 2d paired with connecting portion 1e, connecting portion 1e and connecting portion 2d become engagement do not carry out smoothly just cannot be fixing structure.Thus, can avoid the position deviation of light accepting part 1 and radioactive ray generating unit 2 to cause successfully carrying out the unfavorable condition that transmission image is photographed.In other words, connecting portion 1e and connecting portion 2d only connect light accepting part 1 and radioactive ray generating unit 2 in following position relationship, this position relationship is as follows: from the x ray generator 2a as light source, irradiate and the transmitted light that penetrates moving hand-rail 10 is accepted by the video camera 1c as light accepting part, thus moving hand-rail 10 is made a video recording.
In addition, due to radioactive ray generating unit 2 and light accepting part 1 can be very close to each other install, therefore can suppress the leakage of radioactive ray.Have again, because radioactive ray generating unit 2 possesses for preventing that the anti-locking mechanism of revealing to the radioactive ray of the working direction of moving hand-rail from being shield 2e, therefore from the radioactive ray leakage rate of device, take measured value as 1.4 μ SV/h, can be suppressed very low.
Have, output cable 1d, feed cable 2c are owing to stretching out in the working direction of moving hand-rail again, and step 6 ground that therefore can not be involved in adjacency lay.
Thus, in common running, make passenger conveyors action and the transmission image of moving hand-rail is photographed, diagnosed and become possibility, can realize the significantly reduction of diagnosis activity duration.The set-up time of device of the present invention is about ten minutes, and in addition, radioactive ray leakage rate is with respect to the 2.5 μ SV/h that stipulate in legal provisions, and measured value is 1.4 μ SV/h, approximately low by 50%.In addition, in device, owing to leaking most the part of radioactive ray, are the parts that there is no operator, therefore have security around also higher effect.
Claims (3)
1. an apparatus for diagnosing deterioration, is the deteriorated apparatus for diagnosing deterioration in inside that utilizes the moving hand-rail of radiation diagnostic passenger conveyors,
Comprise: radioactive ray generating unit, comprises the light source that above-mentioned moving hand-rail is irradiated to radioactive ray, and form by covering the part of being irradiated by above-mentioned light source in above-mentioned moving hand-rail and the framework of above-mentioned light source in inside;
Light accepting part, in inside, comprise image pickup part, thereby this image pickup part is to utilizing the transmitted light of the above-mentioned radioactive ray transmission moving hand-rail irradiating from above-mentioned light source made a video recording to above-mentioned moving hand-rail by light, above-mentioned light accepting part forms by covering the part of utilizing the shooting of above-mentioned image pickup part in above-mentioned moving hand-rail and the framework of above-mentioned image pickup part, thereby and become with the framework combination of above-mentioned radioactive ray generating unit the casing that covers above-mentioned light source, above-mentioned moving hand-rail and above-mentioned image pickup part; And
Shield, leaks into the outside of above-mentioned casing for the radioactive ray that suppress to irradiate from above-mentioned light source from through hole, this through hole is for above-mentioned moving hand-rail, to run through the through hole of above-mentioned casing, it is characterized in that,
Above-mentioned image pickup part photography is from the image of reflecting plate, and said reflection plate changes the transmission direction of light that above-mentioned moving hand-rail is crossed in transmission,
The casing consisting of above-mentioned radioactive ray generating unit and above-mentioned light accepting part is also shorter than the summit spacing of the step of above-mentioned passenger conveyors at the width of the working direction of above-mentioned moving hand-rail, and above-mentioned apparatus for diagnosing deterioration is arranged on and introduces in the space in the framework body of the railing subordinate side of the moving hand-rail of the mobile above-mentioned passenger conveyors in railing portion top.
2. apparatus for diagnosing deterioration according to claim 1, is characterized in that,
Also comprise the connecting portion that connects above-mentioned radioactive ray generating unit and above-mentioned light accepting part,
Above-mentioned connecting portion connects above-mentioned radioactive ray generating unit and above-mentioned light accepting part in following position relationship, and this position relationship is the position relationship that is subject to light and above-mentioned moving hand-rail is made a video recording by above-mentioned light accepting part by the transmitted light after above-mentioned light source irradiation the above-mentioned moving hand-rail of transmission.
3. apparatus for diagnosing deterioration according to claim 1 and 2, is characterized in that,
For the power supply of above-mentioned light source supply power being supplied with to distribution and being drawn from above-mentioned casing in the working direction of above-mentioned moving hand-rail for the output distribution that will be exported to outside by the captured image of above-mentioned image pickup part.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010092329A JP5221588B2 (en) | 2010-04-13 | 2010-04-13 | Deterioration diagnosis device for moving handrails of passenger conveyors |
| JP2010-092329 | 2010-04-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102253060A CN102253060A (en) | 2011-11-23 |
| CN102253060B true CN102253060B (en) | 2014-01-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110094309.8A Active CN102253060B (en) | 2010-04-13 | 2011-04-13 | Deterioration diagnosis device for moving handrail of passenger conveyor |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP5221588B2 (en) |
| CN (1) | CN102253060B (en) |
| HK (1) | HK1164447A1 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5566419B2 (en) * | 2012-05-09 | 2014-08-06 | 株式会社日立ビルシステム | Moving handrail deterioration diagnosis device and deterioration diagnosis method |
| JP5871735B2 (en) * | 2012-07-04 | 2016-03-01 | 株式会社日立ビルシステム | Mobile handrail deterioration diagnosis device |
| JP5903392B2 (en) * | 2013-02-07 | 2016-04-13 | 株式会社日立ビルシステム | Handrail flaw detector for passenger conveyor |
| JP6204892B2 (en) * | 2014-09-09 | 2017-09-27 | 株式会社日立ビルシステム | Moving handrail deterioration diagnosis device for passenger conveyor |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201181281Y (en) * | 2008-03-20 | 2009-01-14 | 深圳市鑫源通电子有限公司 | Portable X-ray article examination device |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07267566A (en) * | 1994-03-30 | 1995-10-17 | Hitachi Building Syst Eng & Service Co Ltd | Man conveyor handrail inspecting device |
| JPH09188492A (en) * | 1996-01-08 | 1997-07-22 | Hitachi Building Syst Co Ltd | Ultraviolet ray irradiating device for man conveyor hand rail |
| JPH09278340A (en) * | 1996-04-05 | 1997-10-28 | Mitsubishi Denki Bill Techno Service Kk | Handrail cleaning device for passenger conveyor |
| JP3650220B2 (en) * | 1996-06-27 | 2005-05-18 | 株式会社日立ビルシステム | Handrail flaw detection method |
| JP3547260B2 (en) * | 1996-06-27 | 2004-07-28 | 株式会社日立ビルシステム | X-ray flaw detector for handrail for man conveyor |
| JP2000180417A (en) * | 1998-12-10 | 2000-06-30 | Hitachi Building Systems Co Ltd | Apparatus for detecting flaw of plate-shaped member made of magnetic material and method therefor |
| JP2003048683A (en) * | 2001-08-03 | 2003-02-21 | Hitachi Building Systems Co Ltd | Moving handrail damage diagnosing device for passenger conveyor |
| JP2005126175A (en) * | 2003-10-22 | 2005-05-19 | Hitachi Building Systems Co Ltd | Diagnosing device for escalator handrail |
| JP2007111120A (en) * | 2005-10-18 | 2007-05-10 | Toshiba Corp | X-ray imaging apparatus |
| JP2009145312A (en) * | 2007-12-12 | 2009-07-02 | Terahertz Laboratory Co | Inspection apparatus and inspection method |
| JP5114636B2 (en) * | 2008-01-31 | 2013-01-09 | 株式会社 システムスクエア | Foreign matter inspection device |
-
2010
- 2010-04-13 JP JP2010092329A patent/JP5221588B2/en active Active
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2011
- 2011-04-13 CN CN201110094309.8A patent/CN102253060B/en active Active
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- 2012-05-21 HK HK12104951.5A patent/HK1164447A1/en unknown
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201181281Y (en) * | 2008-03-20 | 2009-01-14 | 深圳市鑫源通电子有限公司 | Portable X-ray article examination device |
Non-Patent Citations (3)
| Title |
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| JP特开2005-126175A 2005.05.19 |
| JP特开2009-180681A 2009.08.13 |
| JP特开平10-10060A 1998.01.16 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP5221588B2 (en) | 2013-06-26 |
| CN102253060A (en) | 2011-11-23 |
| HK1164447A1 (en) | 2012-09-21 |
| JP2011219244A (en) | 2011-11-04 |
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