CN104444751B - Escalator step safe distance detector - Google Patents
Escalator step safe distance detector Download PDFInfo
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- CN104444751B CN104444751B CN201410767510.1A CN201410767510A CN104444751B CN 104444751 B CN104444751 B CN 104444751B CN 201410767510 A CN201410767510 A CN 201410767510A CN 104444751 B CN104444751 B CN 104444751B
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- sensor
- stepboard
- laser sensor
- runners
- detection
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B29/00—Safety devices of escalators or moving walkways
- B66B29/005—Applications of security monitors
Abstract
The invention discloses a kind of escalator step safe distance detector, it is characterized in that: the first laser sensor is fixedly installed on the switch link rod being positioned at below stepboard by first sensor seat, utilize the bottom surface of the first laser sensor detection stepboard and the distance on the top of switch link rod；Second laser sensor is fixedly mounted on the tread of stepboard by the second sensor holder and runners, utilizes the horizontal clearance of the second laser sensor detection stepboard and skirt panel；Digital quantity detection signal is converted to the data acquisition unit collection detection signal from the first laser sensor and the second laser sensor and through signal processing；For carrying out adopting wireless communication interface to carry out signal transmission between main computer unit and the data acquisition unit of signal processing.Present configuration is simple, easy for installation, for escalator step is implemented dynamically detection with switch link rod top distance, step and both sides skirt panel horizontal clearance, improves the safety of escalator ladder.
Description
Technical field
The present invention relates to escalator detection field, be directed primarily to the step safe distance detection technique of a kind of escalator.
Background technology
According to the regulation of GB GB16899-2011 standard, the step of escalator and one of important detection project that skirt panel distance, step and step sagging switch link rod top distance are escalators.In special safety equipment technical specification TSGT7005-2012 inspection rule, step is also put into key project with skirt panel distance, step sagging safeguard protection.At present, along with the fast development of the station of China, harbour, airport, shopping mall and public transport, escalator makes consumption increasing, and security incident also occurs in that the zooming impetus.To escalator under dynamic operating conditions, how to detect associated safety distance, and tentatively judge whether above-mentioned safe distance meets technical specification of security requirement, provide security evaluation foundation for escalator operation, be a problem of current industry urgent need solution.
Design feature due to current escalator self, require that escalator step and skirt panel horizontal clearance one side are not more than 4mm, the gap summation that lateral symmetry position records is not more than 7mm and is difficult to detection, and the spacing of step sagging switch link rod top and step cannot detect especially, hence in so that escalator is likely to be longtime running under the defective state of safe distance, due to the deficiency of detection means, these defects are not found and are corrected for a long time in time, cause security incident occur.
Summary of the invention
The present invention is for avoiding the deficiency existing for above-mentioned prior art, a kind of escalator step safe distance detector is provided, use special testing agency, respectively the step of escalator is dynamically detected with switch link rod top distance, step and two project implementations of both sides skirt panel horizontal clearance, improve its accuracy of detection, save the detection time, thus helping the use unit of staircase and repair and maintenance unit to find defect in time, and remove a hidden danger in time, ensure staircase safe operation, it is to avoid the generation of hazard detection personnel personal safety accident during traditional detection.
Summary of the invention
The present invention solves that technical problem adopts the following technical scheme that
Being structurally characterized in that of escalator step safe distance detector of the present invention:
Arranging step with switch link rod top distance testing agency is: the first laser sensor is fixedly installed on described first sensor seat by the first glue head screw, and described first sensor seat is fixedly installed on the switch link rod being positioned at below stepboard；Making the Laser emission of described first laser sensor and the bottom surface of receiving plane and described stepboard is opposite face, and the axis making the Laser emission of described first laser sensor and receiving plane and described switch link rod is perpendicular, utilize the bottom surface of described first laser sensor detection stepboard and the distance on the top of switch link rod；
The both sides gap detection mechanism arranged between step and the skirt panel being in both sides is identical structure, described gap detection mechanism is: the second laser sensor is fixed on the second sensor holder by the 3rd glue head screw, described second sensor holder and runners connect firmly, described runners is fixedly mounted on the tread of stepboard, the medial surface making the Laser emission of described second sensor, receiving plane and skirt panel is opposite face, utilizes the horizontal clearance of described second laser sensor detection stepboard and skirt panel；
Data acquisition unit is set, for gathering respectively from the detection signal of the first laser sensor and the second laser sensor and being converted to digital quantity detection signal through signal processing；
Main computer unit is set, wireless communication interface is adopted to carry out signal transmission between described main computer unit and described data acquisition unit, detection control signal is sent to data acquisition unit with described main computer unit, and accepted to detect signal from the digital quantity of data acquisition unit by described main computer unit, described main computer unit carries out signal analysis and processing.
The construction features of escalator step safe distance detector of the present invention lies also in: offer through hole on described first sensor seat, and described first sensor seat utilizes described through hole to be sleeved on described switch link rod, and fastens with the second glue head screw.
The construction features of escalator step safe distance detector of the present invention lies also in: be provided with T-shape guide rail in bottom at described second sensor holder, and have the cutting ferrule that end face is provided with T-shape guide groove to cooperate with the T-shape guide rail bottom its end face T-shape guide groove and described second sensor holder, enable the T-shape guide groove smooth-going that described second sensor holder puts along described card mobile, and locked by locking cap, described cutting ferrule is fixedly installed on described runners, it is achieved the second sensor holder connects firmly with runners.
The construction features of escalator step safe distance detector of the present invention lies also in: in the bottom surface of described runners, the middle part that is positioned at runners be provided with draw-in groove, described runners is positioned at the both sides of described draw-in groove and is set to step surface in bottom surface, described runners adopts has elastic quality of rubber materials, described runners fixes in the tread teeth groove of stepboard with its draw-in groove, and it is butted on the tread at stepboard with both sides step surface, make described second laser sensor be fixedly mounted on the tread of stepboard.
Compared with the prior art, the present invention has the beneficial effect that:
1, testing agency of the present invention simple in construction, easy for installation, can implement dynamically to detect with both sides skirt panel horizontal clearance with switch link rod top distance, step to escalator step respectively；
2, because being limited by staircase inner space, the main frame comprising embedded computer system is directly placed into staircase bigger with the difficulty of the spacing on switch link rod top to detect step, the present invention adopts the mode that the data acquisition unit that volume is little carries out transition to implement dynamic detection, it is easy to implement；
3, the present invention adopts the mode of wireless telecommunications to avoid between data acquisition unit and main frame and inside staircase, cable is hauled out the complex operations receiving main frame；
4, the present invention adopts high-precision laser sensor to carry out the non-cpntact measurement of distance, and it is equipped with dedicated test mechanism, solve the difficult problem that traditional method cannot detect, not only improve accuracy of detection but also saved the detection time, thus helping the use unit of staircase and repair and maintenance unit to find defect in time, and remove a hidden danger in time, ensure staircase safe operation, it also avoid the generation of hazard detection personnel personal safety accident during traditional detection simultaneously.
Accompanying drawing explanation
Fig. 1 is escalator step safe distance detector theory diagram of the present invention；
Fig. 2 is step and switch link rod top distance testing agency schematic diagram in the present invention；
Fig. 3 is step and skirt panel gap detection structural scheme of mechanism in the present invention；
Fig. 4 is data acquisition unit schematic block circuit diagram in the present invention；
Fig. 5 is host circuit theory diagram in the present invention；
Fig. 6 is step and the switch link rod top schematic diagram apart from the installation site of testing agency in the present invention；
Fig. 7 is the schematic diagram of step and the installation site of skirt panel gap detection mechanism in the present invention.
Number in the figure: 101 first laser sensors, 102 first glue head screws, 103 first sensor seats, 104 second glue head screws, 105 switch link rods, 201 the 3rd glue head screws, 202 second laser sensors, 203 second sensor holders, 204 locking caps, 205 step surfaces, 206 cutting ferrules, 207 draw-in grooves, 208 runners, 301 stepboards, 302 skirt panels.
Detailed description of the invention
In the present embodiment, the version of escalator step safe distance detector is:
As shown in Figure 2 and Figure 6, arranging step with switch link rod top distance testing agency is: the first laser sensor 101 is fixedly installed on first sensor seat 103 by the first glue head screw 102, and first sensor seat 103 is fixedly installed on the switch link rod 105 being positioned at below stepboard 301；Making the Laser emission of the first laser sensor 101 and the bottom surface of receiving plane and stepboard 301 is opposite face, and make the axis of the Laser emission of the first laser sensor 101 and receiving plane and switch link rod 105 perpendicular, utilize the first laser sensor 101 to detect the bottom surface of stepboard 301 and the distance on the top of switch link rod 105.In the present embodiment, first sensor seat 103 offers through hole, first sensor seat 103 utilizes through hole to be sleeved on switch link rod 105, and fasten with the second glue head screw 104, during installation, making the Laser emission of the first laser sensor 101, the receiving plane top distance from switch link rod 105 is 30mm.
As shown in Figure 3 and Figure 7, the both sides gap detection mechanism arranged between step and the skirt panel being in both sides is identical structure, gap detection mechanism is: the second laser sensor 202 is fixed on the second sensor holder 203 by the 3rd glue head screw 201, second sensor holder 203 connects firmly with runners 208, runners 208 is fixedly mounted on the tread of stepboard 301, the medial surface making the Laser emission of the second sensor 202, receiving plane and skirt panel 302 is opposite face, utilizes the second laser sensor 202 to detect the horizontal clearance of stepboard 301 and skirt panel 302.
In the present embodiment, T-shape guide rail it is provided with in bottom at the second sensor holder 203, and have the cutting ferrule 206 that end face is provided with T-shape guide groove to cooperate with the T-shape guide rail bottom its end face T-shape guide groove and the second sensor holder 203, the second sensor holder 203 is made the T-shape guide groove smooth-going along cutting ferrule 206 to move, and locked by locking cap 204, cutting ferrule 206 is fixedly installed on runners 208, it is achieved the second sensor holder 203 connects firmly with runners 208.
In the present embodiment, in the bottom surface of runners 208, the middle part that is positioned at runners 208 be provided with draw-in groove 207, runners 208 is positioned at the both sides of draw-in groove 207 and is set to step surface 205 in bottom surface, runners 208 adopts has elastic quality of rubber materials, runners 208 fixes in the tread teeth groove of stepboard 301 with its draw-in groove 207, and it is butted on the tread at stepboard 301 with both sides step surface 205, make the second laser sensor 202 be fixedly mounted on the tread of stepboard 301.During installation, draw-in groove 207 is pressed on the tread tooth of appropriate location on the stepboard of staircase to be measured so that the Laser emission of the second laser sensor 202, the receiving plane Edge Distance apart from the corresponding side of stepboard is 30mm.
As shown in Figure 1 and Figure 4, data acquisition unit is set, for gathering respectively from the detection signal of the first laser sensor 101 and the second laser sensor 202 and being converted to digital quantity detection signal through signal processing.
As shown in Figure 1 and Figure 5, main computer unit is set, wireless communication interface is adopted to carry out signal transmission between main computer unit and data acquisition unit, detection control signal is sent to data acquisition unit with main computer unit, and accepted to detect signal from the digital quantity of data acquisition unit by main computer unit, main computer unit carries out signal analysis and processing.
After the MCU of data acquisition unit receives the beginning test command that main computer unit is sent, the signal processing in data acquisition unit is started working.It is arranged on the laser sensor in corresponding testing agency and distance signal is converted to analog output to signal processing, signal processing converts digital quantity to and is sent in data acquisition unit MCU after analog quantity being processed, in data acquisition unit, digital quantity is sent to main computer unit by MCU by wireless communication interface, after the MCU in data acquisition unit receives the stopping test command that main computer unit is sent, the signal processing in data acquisition unit quits work.
In the present embodiment, main computer unit is to identify the relevant parameter and test mode that arrange on color touch liquid crystal display screen with its main control unit MCU, send after starting test command accordingly, namely start to receive the digital quantity that data acquisition unit is sent, digital quantity is preserved to memorizer simultaneously in color liquid crystal screen display correlative；When main control unit MCU identifies ceasing and desisting order on color touch liquid crystal display screen, after sending corresponding stopping test command, stop receiving data, process the data currently received, display result and curve, test result can be printed by printer, it is possible to by USB interface transmission to computer.
In the present embodiment, the first laser sensor 101 and the second laser sensor 202 are laser sensing devices, are made up of laser instrument, laser detector and measuring circuit, realizing contactless telemeasurement, speed is fast, and precision is high, range is big, and anti-light, electrical interference ability is strong.The FT25RA-60-PSU-M4M laser sensor that the present invention uses, its overall dimensions is 34 × 20 × 12mm, and weight is 10g.
Claims (4)
1. an escalator step safe distance detector, is characterized in that:
Arranging step with switch link rod top distance testing agency is: the first laser sensor (101) is fixedly installed on first sensor seat (103) by the first glue head screw (102), and described first sensor seat (103) is fixedly installed on the switch link rod (105) being positioned at stepboard (301) lower section；Making the Laser emission of described first laser sensor (101) and the bottom surface of receiving plane and described stepboard (301) is opposite face, and the axis making the Laser emission of described first laser sensor (101) and receiving plane and described switch link rod (105) is perpendicular, utilize the bottom surface of described first laser sensor (101) detection stepboard (301) and the distance on the top of switch link rod (105)；
The both sides gap detection mechanism arranged between step and the skirt panel being in both sides is identical structure, described gap detection mechanism is: the second laser sensor (202) is fixed on the second sensor holder (203) by the 3rd glue head screw (201), described second sensor holder (203) and runners (208) connect firmly, described runners (208) is fixedly mounted on the tread of stepboard (301), make the Laser emission of described second sensor (202), the medial surface of receiving plane and skirt panel (302) is opposite face, utilize the horizontal clearance of described second laser sensor (202) detection stepboard (301) and skirt panel (302)；
Data acquisition unit is set, for gathering respectively from the detection signal of the first laser sensor (101) and the second laser sensor (202) and being converted to digital quantity detection signal through signal processing；
Main computer unit is set, wireless communication interface is adopted to carry out signal transmission between described main computer unit and described data acquisition unit, detection control signal is sent to data acquisition unit with described main computer unit, and accepted to detect signal from the digital quantity of data acquisition unit by described main computer unit, described main computer unit carries out signal analysis and processing.
2. escalator step safe distance detector according to claim 1, it is characterized in that: on described first sensor seat (103), offer through hole, described first sensor seat (103) utilizes described through hole to be sleeved on described switch link rod (105), and fastens with the second glue head screw (104).
3. escalator step safe distance detector according to claim 1, it is characterized in that: be provided with T-shape guide rail in bottom described second sensor holder (203), and have the cutting ferrule (206) that end face is provided with T-shape guide groove to cooperate with the T-shape guide rail of its end face T-shape guide groove with described second sensor holder (203) bottom, described second sensor holder (203) is made the T-shape guide groove smooth-going along described cutting ferrule (206) to move, and locked by locking cap (204), described cutting ferrule (206) is fixedly installed on described runners (208), realize connecting firmly of the second sensor holder (203) and runners (208).
4. escalator step safe distance detector according to claim 1, it is characterized in that: in the bottom surface of described runners (208), the middle part being positioned at runners (208) is provided with draw-in groove (207), described runners (208) is positioned at the both sides of described draw-in groove (207) and is set to step surface (205) in bottom surface, described runners (208) adopts has elastic quality of rubber materials, described runners (208) fixes in the tread teeth groove of stepboard (301) with its draw-in groove (207), and it is butted on the tread in stepboard (301) with both sides step surface (205), described second laser sensor (202) is made to be fixedly mounted on the tread of stepboard (301).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410767510.1A CN104444751B (en) | 2014-12-12 | 2014-12-12 | Escalator step safe distance detector |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410767510.1A CN104444751B (en) | 2014-12-12 | 2014-12-12 | Escalator step safe distance detector |
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| CN104444751A CN104444751A (en) | 2015-03-25 |
| CN104444751B true CN104444751B (en) | 2016-07-06 |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104891293B (en) * | 2015-05-29 | 2017-09-19 | 四川省特种设备检验研究院 | Escalator safety control system and method based on two-dimensional laser sensor |
| CN106629366B (en) * | 2016-11-29 | 2018-06-26 | 广东省特种设备检测研究院珠海检测院 | A kind of escalator step measures and hidden danger alignment system and its method with skirt panel safety clearance |
| CN110891891B (en) * | 2017-07-19 | 2021-01-05 | 三菱电机株式会社 | Abnormality detection device for passenger conveyor |
| CN108358011A (en) * | 2018-04-25 | 2018-08-03 | 大连华齐泰精密仪器有限公司 | Staircase speed, sync rates, braking distance detection device |
| TW202104060A (en) * | 2019-04-12 | 2021-02-01 | 瑞士商伊文修股份有限公司 | Side monitoring device for a passenger transport system |
| CN112098121A (en) * | 2020-08-06 | 2020-12-18 | 中国建筑科学研究院有限公司建筑机械化研究分院 | Device and method for detecting comprehensive performance of escalator |
| CN114593684A (en) * | 2021-12-29 | 2022-06-07 | 杭州西奥电梯有限公司 | Apron panel depression detection device moving along with steps |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL1001785C1 (en) * | 1995-11-30 | 1996-01-24 | Arthur Van Moerkerken | Security system for escalators. |
| US6267219B1 (en) * | 2000-08-11 | 2001-07-31 | Otis Elevator Company | Electronic safety system for escalators |
| CN101746663A (en) * | 2008-12-04 | 2010-06-23 | 三菱电机大楼技术服务株式会社 | Safety device of escalator |
| CN101746662B (en) * | 2008-12-17 | 2013-03-20 | 上海三菱电梯有限公司 | Escalator |
| KR20100104230A (en) * | 2009-03-17 | 2010-09-29 | 문수영 | Safety devide of escalator |
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