CN105540398B - Escalator contingency first-aid method - Google Patents
Escalator contingency first-aid method Download PDFInfo
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- CN105540398B CN105540398B CN201610096622.8A CN201610096622A CN105540398B CN 105540398 B CN105540398 B CN 105540398B CN 201610096622 A CN201610096622 A CN 201610096622A CN 105540398 B CN105540398 B CN 105540398B
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- escalator
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- aid method
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- 230000004083 survival effect Effects 0.000 claims description 9
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- 238000001931 thermography Methods 0.000 claims description 5
- 238000004364 calculation method Methods 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 2
- 230000032258 transport Effects 0.000 claims 1
- 230000004044 response Effects 0.000 abstract description 6
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- 230000009467 reduction Effects 0.000 abstract description 5
- 238000012544 monitoring process Methods 0.000 description 10
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- 208000027418 Wounds and injury Diseases 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B25/00—Control of escalators or moving walkways
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B27/00—Indicating operating conditions of escalators or moving walkways
-
- 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 present invention relates to a kind of escalator contingency first-aid method, comprise the following steps：Passenger with escalator motion process, obtain the passenger vertical orthographic view be contrast images, and calculate obtain the contrast images area be a；When a is less than preset value, escalator remains in operation；When a is more than or equal to preset value, escalator shuts down.The escalator contingency first-aid method of the present invention can significant response contingency, the loss that causes of reduction contingency avoids taking passenger's injures and deaths as far as possible.
Description
Technical field
The present invention relates to escalator contingency emergency treatment technique field, more particularly to a kind of escalator contingency
First-aid method.
Background technology
Escalator is the adhesive tape conveying of the chain-linked conveyer and two special structure forms by a unique construction form
Formed combined by machine, with the terraced road of shuttling movement, the fixation power driven equipment for tilting conveying passenger up or down.It
With continuous work, the characteristics of freight volume is big.It is many with the train station, subway, light rail, station, airport, harbour, shop and mansion
The fixing equipment of conveying passenger is tilted between the different floor heights of the buildings such as the megastore Deng public place up or down, is fortune
A kind of continuous conveyor above and below manned member.
Increasing escalator is quickly applied to various occasions, and the annual escalator accident of China more increasing.
The data display of State General Administration for Quality Supervision, the end of the year 2010, the whole nation is reaching 162.8 ten thousand with escalator sum, is possessing
Multiple the first in the world are accounted on amount and annual increment.By 2015, domestic escalator was more developed rapidly.It is automatic for the country
Think because the quantity of escalator is high in recent years at the level of security of escalator, State General Administration for Quality Supervision's accident investigation processing center
Speed increases, and various regions escalator accident is in rising trend.Automatic escalator occurs on July 5th, 2011, No. four lines of Beijing Metro
Accident, a up staircase nearly 40 meters long is reversed suddenly, and more than 30 passenger all falls down backward.This time accident, is caused
Boy's death in 13 years old positioned at staircase bottom, 3 people are severely injured, 24 people's slight wounds.State General Administration for Quality Supervision thinks its automatic rolling
Escalator, which exists, manufactures and designs defect, and this accident is held the responsibility that can't be shirked.Some domestic big city public places
It is automatic to roll escalator Frequent Accidents, account for 15% wherein falling, reverse accounts for 9%, with object collision, scrape and pull, shear and account for 15%,
The extruding 43% of parts clearance, tumble accounts for 9%, and mismanagement accounts for 9%, escalator how the various contingencies of quick response,
The loss that reduction contingency is caused, avoids casualties as far as possible.
The content of the invention
Based on this, it is necessary to provide a kind of escalator contingency first-aid method, it is easy to escalator quick response to anticipate
Outer accident, the loss that reduction contingency is caused, avoids taking passenger's injures and deaths as far as possible.
Its technical scheme is as follows：
A kind of escalator contingency first-aid method, comprises the following steps：
Passenger is contrast images with the vertical orthographic view of the passenger in escalator motion process, is obtained, and is calculated
The area for obtaining the contrast images is a；
When a is less than preset value, escalator remains in operation；
When a is more than or equal to preset value, escalator shuts down.
In one of the embodiments, passenger with escalator motion process also include according to default interval time,
Within the occupant ride period, the vertical orthographic view for obtaining the passenger successively respectively is contrast images, and is entered successively respectively
Row areal calculation and judgement.
In one of the embodiments, the interval time inclines according to the speed of service of the escalator, escalator
Information more than one or both of layout pitch of rake angle and image acquiring device is configured.
In one of the embodiments, obtain also includes being started a work shift according to contrast images identification after the contrast images of the passenger
Objective quantity, the vertical orthographic view for filtering out a passenger carries out image area calculating.
In one of the embodiments, in addition to the induction information that passenger enters escalator is obtained, and by the sensing
Information is sent to image acquiring device.
In one of the embodiments, in addition to passenger enter escalator before, obtain the vertical orthographic projection of the passenger
Image is initial pictures, and calculating obtains the area of the initial pictures for b；The preset value is more than or equal to 2b.
In one of the embodiments, calculate obtain passenger it is upright when vertical orthographic view area be c；It is described pre-
If value is more than or equal to 2c.
In one of the embodiments, in addition to when getting emergency rescue signal, escalator shuts down.
In one of the embodiments, the emergency rescue signal is sent by being arranged at the survival kit of escalator both sides.
In one of the embodiments, the contrast images are infrared thermal imaging.
The beneficial effect of the invention described above：
Above-mentioned escalator contingency first-aid method, is obtained and taken automatically automatically by each monitoring image acquisition device
The vertical orthographic view of the passenger of staircase is contrast images, and obtains image area according to calculating and contrasted with preset value；
Normal condition, obtained image area is less than preset value, and escalator is normally run；Its image surface when passenger because falling accidentally
Product is more than preset value, and escalator is automatically stopped operating, it is to avoid passenger is by secondary injury.The unexpected thing of the escalator of the present invention
Therefore first-aid method can significant response contingency, the loss that causes of reduction contingency avoids taking passenger's injures and deaths as far as possible.
Brief description of the drawings
Fig. 1 is the implementation schematic diagram of escalator contingency first-aid method of the present invention.
Description of reference numerals：
100th, escalator, 110, image acquiring device, 120, survival kit, 130, emergency stop button, 140, control
Main frame.
Embodiment
For the objects, technical solutions and advantages of the present invention are more clearly understood, below in conjunction with accompanying drawing and specific embodiment party
Formula, the present invention is described in further detail.It should be appreciated that embodiment described herein is only to solve
The present invention is released, protection scope of the present invention is not limited.
A kind of escalator contingency first-aid method of the present invention, comprises the following steps：
Passenger is contrast images with the vertical orthographic view of the passenger in escalator motion process, is obtained, and is calculated
The area for obtaining the contrast images is a；
When a is less than preset value, escalator remains in operation；
When a is more than or equal to preset value, escalator shuts down.
From shown in Fig. 1, escalator contingency first-aid method is obtained and taken automatically by each monitoring image acquisition device
The vertical orthographic view for multiplying the passenger of escalator is contrast images, and obtains image area and preset value progress according to calculating
Contrast；Normal condition, obtained image area is less than preset value, and escalator is normally run；When passenger because accidentally fall when its
Image area is more than preset value, and escalator is automatically stopped operating, it is to avoid passenger is by secondary injury.The escalator of the present invention
Contingency first-aid method can significant response contingency, the loss that causes of reduction contingency avoids taking passenger as far as possible
Injures and deaths.
Passenger in escalator motion process with also including according to default interval time, within the occupant ride period,
The vertical orthographic view for obtaining the passenger successively respectively is contrast images, and carries out areal calculation and judgement successively respectively, i.e.,
Obtain at least one passenger at regular intervals takes status image, and the image is handled and analyzed, and monitoring in real time is taken
The passenger for multiplying escalator takes state, it is ensured that passenger can be monitored in the overall process for taking escalator, rings in time
The contingency for answering passenger to occur；The interval time is 0.5s, 1s, 2s etc..
Interval time can be according to the speed of service of the escalator, the angle of inclination of escalator and image acquiring device
Information more than one or both of layout pitch is configured, it is ensured that can acquire the vertical orthographic drawing of passenger
Picture.For example according to the speed of service of escalator and staircase angle of inclination, setting interval time is 1s, according to 1s interval time
The vertical orthographic view of passenger is obtained successively.
Escalator contingency first-aid method also includes obtaining passenger into the induction information of escalator, and this is felt
Answer information to be sent to image acquiring device, start the vertical orthographic view that image acquiring device obtains the passenger in time.For example
Determine whether that passenger enters by sensing apparatus such as pressure sensor, machine recognition device, infrared induction devices to be somebody's turn to do certainly
Dynamic staircase, when having sensed that passenger enters escalator, image processing apparatus, image procossing dress are sent to by the induction information
The vertical orthographic view that passenger is obtained according to default program command is put, is easy to start image processing apparatus in time, is reduced anti-
Between seasonable, recognition efficiency and accuracy are improved.
Obtain also includes identifying passengers quantity according to the contrast images after the contrast images of the passenger, filters out one and multiplies
The vertical orthographic view of visitor carries out image area calculating, it is to avoid because on step simultaneously on one's feet it is more than two people when, because of acquisition
Image area it is excessive and cause escalator be automatically stopped operating the occurrence of；Discontinuity that can be according to image, image
Maximum temperature make a distinction situations such as have during two or more, and image area is carried out to the vertical orthographic view of a passenger
Calculate, it is preferred that contrasted according to the image area that calculating obtains maximum with estimated value.
Escalator contingency first-aid method also includes passenger and entered before escalator, obtain the passenger it is vertical just
Projected image is initial pictures, and calculating obtains the area of the initial pictures for b, utilizes contrast images and preliminary examination image to carry out
Preliminary comparison, and analyzed according to the difference that draws of contrast, tentatively judge that passenger's takes state；Whole body frontal projected area is
Relevant with the height of people, the girth of a garment, physique etc. between 2 times to 5 times of vertical frontal projected area, it is its projection to occur unexpected
Area can change, and when difference is excessive, escalator is automatically stopped operating.Such as preset value is more than or equal to 2b, preferably presets
It is worth for 3b, when the area a for calculating obtained contrast images is more than or equal to 3b, the escalator is automatically stopped operating；Work as meter
When the area a of obtained contrast images is equal to 3b, the escalator automatically continues normal operation.
The size of preset value can be set in advance, can be tried to achieve according to vertical orthographic view of several normal passengers when upright flat
Equal area, according to the average area as reference, sets the size of preset value.It is preferred that, calculate obtain passenger it is upright when hang down
The area of straight orthographic view is c；The preset value is more than or equal to 2c.Normal person's whole body frontal projected area is 320cm2-
450cm2, the area of vertical orthographic projection is 80cm2-160cm2, whole body frontal projected area is 2 times to 5 times of vertical frontal projected area
Between, relevant with the height of people, the girth of a garment, physique etc., it is that its projected area can change to occur unexpected, can set conjunction
When the preset value of reason occurs various unexpected to consider, the change of vertical frontal projected area is judged various using the change
It is unexpected to occur, judge in time, stop the operation of escalator.
Also include when getting emergency rescue signal, escalator shuts down, the emergency rescue signal is automatic by being arranged at
The survival kit of staircase both sides is sent.Dual safety is used, is helped automatically as long as the passenger's triggering for sending contingency is arranged at
The survival kit of terraced both sides, the control centre of escalator obtains the emergency rescue signal, and controls escalator to shut down.The urgency
It can be trigger button, triggering draw ring etc. to rescue device.
It is preferred that, the upright projection infrared thermal imaging of passenger is obtained, such as contrast images are infrared thermal imaging, such as initial pictures
For infrared thermal imaging.The image acquired simultaneously can also carry out image preprocessing, improve identification and response speed.
It is as follows using the escalator contingency first-aid method from shown in Fig. 1：
(1) during escalator operation, control main frame, which starts, overlooks monitoring image acquisition device and survival kit sense command,
And the status information for overlooking monitoring system and first aid stop bracelet is detected.
(2) overlook each image acquiring device of monitoring system and video surveillance is carried out to ' locked ' zone, and timing carries out image and cut
Take and be sent to control main frame.Control main frame enters administrative staff's image recognition to truncated picture first, obtains personnel image area a,
Analysis is compared to image area a, if when a is more than or equal to preset value, identification state is abnormal, and control escalator stops
Only operate.
(3) traffic direction uniform intervals of multiple survival kits along escalator are arranged at the both sides of escalator, and anxious
The spacing rescued between device and step iron plate is 10-30cm, survival kit state is detected in real time by control main frame, such as
The emergency rescue signal of survival kit transmission is got, then its status information is designated exception by mainframe program, control escalator stops
Only operate.
Experimental conditions：
1st, experimental subjects
First adult human male of group selection 100, wherein height are 160 centimetres to 170 centimetres of 50 people, 171 centimetres to 182
Centimetre 50 people；
Second adult female of group selection 100, wherein height are 150 centimetres to 160 centimetres of 50 people, 161 centimetres to 170
Centimetre 50 people；
3rd children of group selection 100 are irrespective of sex, and wherein height is 100 centimetres to 125 centimetres of 50 people, 126
Centimetre to 1149 centimetres of 50 people.
2nd, experiment condition
The long escalator in 30 meters of market, 4 meters of height install 60 monitoring cameras above stair step, every 0.50 meter away from
One from installation.The monitoring camera orientation and gradient of monitoring image acquisition device are identical with gradient with escalator orientation, are formed
Camera lens and the vertical relation that the people stood under camera lens on corresponding escalator step is from top to down.
3rd, experimentation
System for monitoring opening, restarts escalator, and step starts to do shuttling movement, three groups of crowd's independent assortments, in rule
In fixed 30 minutes to lower and upper and travel 5 from top to down back and forth, both 10 one way；Under high safety protection,
The artificial experiment deliberately fallen down is carried out, wherein male individual deliberately falls down 3 times, and female individual deliberately falls down 3 times, the people of men and women 2
Go with deliberately to fall down 3 times, adult goes with deliberately to fall down 3 times with children, and 12 times altogether, result is 1.5 seconds after people falls down completely
The wholly off operating of escalator in clock.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope of this specification record is all considered to be.
Embodiment described above only expresses the several embodiments of the present invention, and it describes more specific and detailed, but simultaneously
Can not therefore it be construed as limiting the scope of the patent.It should be pointed out that coming for one of ordinary skill in the art
Say, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention
Scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (9)
1. a kind of escalator contingency first-aid method, it is characterised in that comprise the following steps：
Passenger enters before escalator, and the vertical orthographic view for obtaining the passenger is initial pictures, and calculating obtains described
The area of initial pictures is b, and preset value is more than or equal to 2b；
Passenger with escalator motion process, obtain the passenger vertical orthographic view be contrast images, and calculate obtain
The area of the contrast images is a；
When a is less than the preset value, escalator remains in operation；
When a is more than or equal to the preset value, escalator shuts down.
2. escalator contingency first-aid method according to claim 1, it is characterised in that passenger transports with escalator
Also include during dynamic according to default interval time, within the occupant ride period, obtain the vertical of the passenger successively respectively
Orthographic view is contrast images, and carries out areal calculation and judgement successively respectively.
3. escalator contingency first-aid method according to claim 2, it is characterised in that the interval time according to
One or both of layout pitch of the speed of service of the escalator, the angle of inclination of escalator and image acquiring device
Information above is configured.
4. escalator contingency first-aid method according to claim 2, it is characterised in that also enter including obtaining passenger
Enter the induction information of escalator, and the induction information is sent to image acquiring device.
5. escalator contingency first-aid method according to claim 1, it is characterised in that obtain the contrast of the passenger
Also include identifying passengers quantity according to the contrast images after image, the vertical orthographic view for filtering out a passenger is schemed
As areal calculation.
6. escalator contingency first-aid method according to claim 1, it is characterised in that it is upright that calculating obtains passenger
When vertical orthographic view area be c；The preset value is more than or equal to 2c.
7. the escalator contingency first-aid method according to any one of claim 1-6, it is characterised in that also include
When getting emergency rescue signal, escalator shuts down.
8. escalator contingency first-aid method according to claim 7, it is characterised in that the emergency rescue signal passes through
The survival kit for being arranged at escalator both sides is sent.
9. escalator contingency first-aid method according to claim 1, it is characterised in that the contrast images are red
Outer thermal imaging.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610096622.8A CN105540398B (en) | 2016-02-22 | 2016-02-22 | Escalator contingency first-aid method |
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| CN201610096622.8A CN105540398B (en) | 2016-02-22 | 2016-02-22 | Escalator contingency first-aid method |
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| CN105540398B true CN105540398B (en) | 2017-09-15 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106241585B (en) * | 2016-08-31 | 2018-08-07 | 苏州杰富电梯有限公司 | Accident exigency stop system, staircase and moving sidewalk at a kind of cover board |
| CN107089581B (en) * | 2017-04-13 | 2018-12-21 | 快意电梯股份有限公司 | Security monitoring promptly stops terraced system and control method |
| CN110294397A (en) * | 2018-07-05 | 2019-10-01 | 江苏瑞奇海力科技有限公司 | A kind of staircase passenger safety prior-warning device and method |
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| JP2014169175A (en) * | 2013-03-05 | 2014-09-18 | Hitachi Ltd | Passenger conveyor |
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| JP5619129B2 (en) * | 2012-12-28 | 2014-11-05 | 東芝エレベータ株式会社 | Escalator control device and escalator control method |
| CN103863934B (en) * | 2014-04-02 | 2016-02-03 | 日立电梯（广州）自动扶梯有限公司 | Escalator safety detection device and method |
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| JP2000211874A (en) * | 1999-01-25 | 2000-08-02 | Hitachi Ltd | Control device of man conveyor |
| JP2008007272A (en) * | 2006-06-29 | 2008-01-17 | Mitsubishi Electric Corp | Operation controller for passenger conveyor |
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| CN101670973A (en) * | 2008-09-09 | 2010-03-17 | 东芝电梯株式会社 | Escalator monitoring system |
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