CN106477438A - Localization method blocked based on elevator intelligent infrared light curtain - Google Patents
Localization method blocked based on elevator intelligent infrared light curtain Download PDFInfo
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- CN106477438A CN106477438A CN201610750493.XA CN201610750493A CN106477438A CN 106477438 A CN106477438 A CN 106477438A CN 201610750493 A CN201610750493 A CN 201610750493A CN 106477438 A CN106477438 A CN 106477438A
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- Prior art keywords
- infrared
- elevator
- receiving tube
- light curtain
- signal value
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
- B66B13/02—Door or gate operation
- B66B13/14—Control systems or devices
- B66B13/16—Door or gate locking devices controlled or primarily controlled by condition of cage, e.g. movement or position
- B66B13/18—Door or gate locking devices controlled or primarily controlled by condition of cage, e.g. movement or position without manually-operable devices for completing locking or unlocking of doors
- B66B13/185—Door or gate locking devices controlled or primarily controlled by condition of cage, e.g. movement or position without manually-operable devices for completing locking or unlocking of doors electrical
Abstract
The invention discloses a kind of localization method blocked based on elevator intelligent infrared light curtain, including：Obtain the initial signal value of infrared receiving tube；The live signal value of Real-time Collection infrared receiving tube；Compare described initial signal value and live signal value, judge whether to block；If exist blocking, extracting the optical path information that elevator cage door can be completely covered, calculating occlusion area；Blocking position coordinate is calculated according to described occlusion area.Using the present invention, the position blocked a little can be positioned exactly, and real time record blocks the video of process and the open and-shut mode of elevator cage door, thus the reason block in analysis effectively, blocking easily occurs in that position of elevator cage door, and then manager is facilitated to propose effective counter-measure to improve the safety of elevator.
Description
Technical field
The present invention relates to technical field of electrical automatic control, more particularly, to a kind of blocking based on elevator intelligent infrared light curtain
Localization method.
Background technology
Intelligent light curtain control system is a kind of infrared ray light curtain being applied to elevator door control, and it is detected by receiving terminal
Transmitting terminal optical signal power detecting whether there is shelter between elevator door, and by test results report to elevator door-motor control
Device processed, thus reach the effect automatically controlling elevator door switch.
Existing intelligent light curtain control system is typically made up of with infrared receiver end infrared emission end, is attached separately to elevator car
The both sides of railway carriage or compartment door.Infrared transmitting tube can launch infrared acquisition light beam successively, infrared receiving tube can these light beams of loop detection successively,
Thus the infrared protection light curtain in elevator cab door plane formation tens to bundles up to a hundred.When passenger or object pass in and out elevator cab door
Plane, blocks any a branch of in infrared light curtain scanning process, light curtain control system will be found out, and outputs signal to elevator
Car door machine control system, makes the elevator door closed invert and opens, thus playing the purpose of protection passenger.
But, the detection signal that existing light curtain control system is supplied to elevator door-motor is typically a switching signal, example
If any setting output high level when blocking, when unobstructed, export low level, make that elevator door motor controller obtains with regard to blocking feelings
The information of condition and light curtain state itself is little, but in actual applications, circumstance of occlusion can directly reflect that user makes to elevator
With custom, thus effective counter-measure can be proposed in time to improve the safety of elevator further.
Content of the invention
The technical problem to be solved is, provides and a kind of blocks positioning side based on elevator intelligent infrared light curtain
Method, can position the position blocked a little exactly, facilitate manager to propose effective counter-measure to improve the safety of elevator.
In order to solve above-mentioned technical problem, the invention provides a kind of positioning side blocked based on elevator intelligent infrared light curtain
Method, including：S1, the initial signal value of acquisition infrared receiving tube；Wherein, described elevator intelligent infrared light curtain includes elevator cage door door
Frame, infrared transmitting tube and infrared receiving tube, described elevator cage door doorframe includes end to end top margin, right edge, base successively
And left side, on described infrared receiving tube and the equidistantly spaced doorframe in elevator cage door of infrared transmitting tube, an infrared emission
The infrared receiving tube of the corresponding multiple continuous settings of pipe, described infrared transmitting tube launches infrared ray, institute to corresponding infrared receiving tube
State infrared transmitting tube to be oppositely arranged with corresponding infrared receiving tube；
S2, the live signal value of Real-time Collection infrared receiving tube；
S3, the described initial signal value of comparison and live signal value, judge whether to block；
If S4 exists blocking, extracting the optical path information that elevator cage door can be completely covered, calculating occlusion area；
S5, according to described occlusion area calculate blocking position coordinate.
Further, described step S1 includes：In the case of there is no any blocking, open all infrared transmitting tubes, respectively
Obtain the initial signal value of each infrared receiving tube.
Further, described step S3 includes：Compare described initial signal value and live signal value, if described live signal value
Then exist less than initial signal value and block.
Further, described step S4 includes：Extract two groups of optical path information that elevator cage door can be completely covered, calculate respectively
Two groups of occlusion areas；Compare described two groups of occlusion areas, extract the intersecting area of described two groups of occlusion areas.
Further, extract every group of optical path information that elevator cage door can be completely covered, the method calculating occlusion area includes：
Choosing one group of infrared receiving tube being located on top margin and base is longitudinal infrared receiving tube, and described longitudinal infrared receiving tube is received
Infrared ray be longitudinal optical path information, make described longitudinal optical path information that elevator cage door is completely covered；Choose one group and be located at left side
And the infrared receiving tube in right edge is horizontal infrared receiving tube, the infrared ray that described horizontal infrared receiving tube is received is horizontal
Optical path information, makes described lateral light paths information that elevator cage door is completely covered；Described longitudinal optical path information and lateral light paths information shape
Become one group of optical path information；Longitudinal block information is extracted according to described longitudinal optical path information；According to described lateral light paths information retrieval
Laterally block information；Extract the intersection region between described longitudinal block information and horizontal block information, described intersection region is
Occlusion area；Calculate the boundary coordinate of described occlusion area.
Further, described step S5 includes：Calculate the centre coordinate of described intersecting area, described centre coordinate as blocks
Position coordinateses.
Further, described also included based on the localization method that blocks of elevator intelligent infrared light curtain：If exist blocking, start
Picture pick-up device is to record the video information of the process of blocking.
Further, described also included based on the localization method that blocks of elevator intelligent infrared light curtain：If exist blocking, start
The distance measuring equipment of elevator cage door both sides is to record the open and-shut mode of elevator cage door.
Further, the distance between adjacent infrared transmitting tube and infrared receiving tube are 2 ~ 3mm.
Further, an infrared transmitting tube corresponds to six continuous infrared receiving tubes arranging.
Implement the present invention, have the advantages that：
The present invention is needed in localization method by special elevator intelligent infrared light curtain based on blocking of elevator intelligent infrared light curtain
To realize blocking positioning, wherein, elevator intelligent infrared light curtain mid-infrared transmitting tube and infrared receiving tube adopt the phase of super large spacing
Between arrange, so that infrared transmitting tube and the quantity of infrared receiving tube is significantly reduced, can effectively save production cost.Meanwhile, elevator
The unique texture of intelligent infrared light curtain, forms and blocks localization method, using multicast based on elevator intelligent infrared light curtain
Multi-pass mechanism, is quickly and accurately a little positioned to multiple blocking using a plurality of light path, thus reflection user is to electricity effectively
The use habit of ladder, can propose effective counter-measure in time to improve the safety of elevator further.
In addition, the present invention positions, by the localization method that blocks based on elevator intelligent infrared light curtain, the position blocked a little exactly
Put, and real time record blocks the video of process and the open and-shut mode of elevator cage door, by having to the accurate acquisition of above- mentioned information
The reason block in the analysis of effect ground, blocking easily occurs in that position of elevator cage door, and then facilitates manager to propose effectively
Counter-measure is improving the safety of elevator.
Brief description
Fig. 1 is the first embodiment flow chart blocking localization method based on elevator intelligent infrared light curtain for the present invention；
Fig. 2 is the second embodiment flow chart blocking localization method based on elevator intelligent infrared light curtain for the present invention；
Fig. 3 is the structural representation of elevator intelligent infrared light curtain in the present invention；
Fig. 4 is the schematic diagram that in the present invention, longitudinal optical path information is completely covered elevator cage door；
Fig. 5 is the schematic diagram that in the present invention, lateral light paths information is completely covered elevator cage door.
Specific embodiment
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing, the present invention is made into one
Step ground describes in detail.Only this statement, the present invention occur in the text or will appear from up, down, left, right, before and after, the side such as inside and outside
Position word, only on the basis of the accompanying drawing of the present invention, it is not the concrete restriction to the present invention.
As shown in figure 1, Fig. 1 shows the first enforcement blocking localization method based on elevator intelligent infrared light curtain for the present invention
Example flow chart, including：
S101, the initial signal value of acquisition infrared receiving tube.
It should be noted that the present invention is needed by special based on blocking in localization method of elevator intelligent infrared light curtain
Elevator intelligent infrared light curtain is to realize blocking positioning.As shown in figure 3, described elevator intelligent infrared light curtain includes elevator cage door doorframe
1st, infrared transmitting tube 2 and infrared receiving tube 3, described elevator cage door doorframe 1 includes end to end top margin, right edge, bottom successively
Side and left side, described infrared receiving tube 3 equidistantly spaced with infrared transmitting tube 2 on elevator cage door doorframe 1, one is infrared
The infrared receiving tube 3 of the corresponding multiple continuous settings of transmitting tube 2, described infrared transmitting tube 2 is launched red to corresponding infrared receiving tube 3
Outside line, described infrared transmitting tube 2 is oppositely arranged with corresponding infrared receiving tube 3.
Further, the distance between adjacent infrared transmitting tube and infrared receiving tube are 2 ~ 3mm, but are not limited system.
Meanwhile, an infrared transmitting tube corresponds to six continuous infrared receiving tubes arranging, but is not limited system, due to infrared transmitting tube
Energy gradually weaken with the increase of angle, therefore in the present invention, adopt infrared transmitting tube to correspond to six infrared receiving tubes
Mode it is ensured that each infrared receiving tube can receive effective energy value.
Described step S101 includes：In the case of there is no any blocking, open all infrared transmitting tubes, obtain every respectively
The initial signal value of one infrared receiving tube.
Before elevator intelligent infrared light curtain starts detection, elevator intelligent infrared light curtain need to be initialized, red to gather
The initial signal value of outer reception pipe.The wherein different infrared transmitting tube of infrared receiving tube correspondence is respectively provided with different initial signals
Value, if the present embodiment adopt one transmitting, six reception modes, that is, an infrared receiving tube can receive six infrared emission
The signal of pipe, and form six light paths, then each infrared receiving tube has six initial signal value.
S102, the live signal value of Real-time Collection infrared receiving tube.
S103, the described initial signal value of comparison and live signal value, judge whether to block.
Described step S103 includes：Compare described initial signal value and live signal value, if described live signal value is less than
Initial signal value then exists blocks.
It should be noted that initial signal value is to judge whether outer inframe has the important evidence blocked a little, if infrared connect
Less than initial signal value, the live signal value of closed tube has then illustrated that blocking object has blocked light path corresponding to this infrared receiving tube.
If S104 exists blocking, extracting the optical path information that elevator cage door can be completely covered, calculating occlusion area.
Described step S104 includes：
A1, extracts two groups of optical path information that elevator cage door can be completely covered, calculates two groups of occlusion areas respectively；
Specifically, extract every group of optical path information that elevator cage door can be completely covered, the method calculating occlusion area includes：
Choosing one group of infrared receiving tube being located on top margin and base is longitudinal infrared receiving tube, described longitudinal infrared receiving tube institute
The infrared ray receiving is longitudinal optical path information, makes described longitudinal optical path information that elevator cage door is completely covered.As shown in figure 4, choosing
Infrared receiving tube b9, b10, b11, b12, b13, b14 corresponding to infrared transmitting tube a26, takes corresponding to infrared transmitting tube a9
Infrared receiving tube b25, b26, b27, b28, take infrared receiving tube b23, b24, the b25 corresponding to infrared transmitting tube a14, make infrared
Transmitting tube a26, a9, a14 are completely covered elevator cage door with longitudinal optical path information that corresponding infrared receiving tube is formed.
Choosing one group of infrared receiving tube being located in left side and right edge is horizontal infrared receiving tube, described laterally infrared
The infrared ray that reception pipe is received is lateral light paths information, makes described lateral light paths information that elevator cage door is completely covered；As Fig. 5 institute
Show, choose infrared receiving tube b1, b2, the b3 corresponding to infrared transmitting tube a22, take corresponding to infrared transmitting tube a17 infrared connects
Closed tube b3, b4, b5, b6, b7, b8, take infrared receiving tube b17 corresponding to infrared transmitting tube a4, b18, b19, b20, b21,
B22, takes infrared receiving tube b15, b16, b17, the b18 corresponding to infrared transmitting tube a8, makes infrared transmitting tube a22, a17, a4, a8
The lateral light paths information being formed with corresponding infrared receiving tube is completely covered elevator cage door.
Described longitudinal optical path information and lateral light paths information form one group of optical path information；
Longitudinal block information is extracted according to described longitudinal optical path information；
According to the horizontal block information of described lateral light paths information retrieval；
Extract the intersection region between described longitudinal block information and horizontal block information, described intersection region is occlusion area；
Calculate the boundary coordinate of described occlusion area.
A2, compares described two groups of occlusion areas, extracts the intersecting area of described two groups of occlusion areas.Described intersecting area is
For final occlusion area.
S105, according to described occlusion area calculate blocking position coordinate.
Described step S105 includes：Calculate the centre coordinate of described intersecting area, described centre coordinate is blocking position
Coordinate.
From the foregoing, it will be observed that the elevator intelligent infrared light curtain mid-infrared transmitting tube of the present invention and infrared receiving tube are not seamless rows
Row, but spaced using super large spacing, so that infrared transmitting tube and the quantity of infrared receiving tube is significantly reduced, can be effective
Save production cost.Correspondingly, in conjunction with the unique texture of the elevator intelligent infrared light curtain of the present invention, formed red based on elevator intelligent
Outer light curtain block localization method, using the multi-pass mechanism of multicast, using a plurality of light path quickly and accurately to multiple screenings
Catch point is positioned, thus effectively reflect the use habit to elevator for the user, can propose in time effective counter-measure with
Improve the safety of elevator further.
As shown in Fig. 2 Fig. 2 shows the second enforcement blocking localization method based on elevator intelligent infrared light curtain for the present invention
Example flow chart, including：
S201, the initial signal value of acquisition infrared receiving tube.
S202, the live signal value of Real-time Collection infrared receiving tube.
S203, the described initial signal value of comparison and live signal value, judge whether to block.
If S204 exists blocking, extracting the optical path information that elevator cage door can be completely covered, calculating occlusion area.
S205, according to described occlusion area calculate blocking position coordinate.
If S206 exists blocking, start picture pick-up device to record the video information of the process of blocking.Management personnel can pass through
The reason block in video information analysis, with it is further proposed that effective counter-measure to improve the safety of elevator.
If S206 exists blocking, start the opening and closing to record elevator cage door for the distance measuring equipment of elevator cage door both sides
State.
The open and-shut mode of elevator cage door includes：Elevator cage door is in opening process and is in closing process, elevator two
Gap length between gate.
By recording the open and-shut mode of elevator cage door, the premise that circumstance of occlusion occurs can be expressly understood that, and then analyze appearance
The reason block（The reason i.e. user intercepts elevator cage door）, thus facilitating manager to propose effective counter-measure to improve electricity
The safety of ladder.
From the foregoing, it will be observed that the present invention is positioned exactly and is blocked a little by the localization method that blocks based on elevator intelligent infrared light curtain
Position, and real time record blocks the video of process and the open and-shut mode of elevator cage door, by the accurate acquisition to above- mentioned information
Can effectively analyze the reason block occurs, blocking easily occurs in that position of elevator cage door, and then facilitate manager propose have
The safety to improve elevator for the counter-measure of effect.
The above is the preferred embodiment of the present invention it is noted that for those skilled in the art
For, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications are also considered as
Protection scope of the present invention.
Claims (10)
1. a kind of localization method blocked it is characterised in that described elevator intelligent infrared light curtain based on elevator intelligent infrared light curtain
Including elevator cage door doorframe, infrared transmitting tube and infrared receiving tube, described elevator cage door doorframe includes end to end top successively
Side, right edge, base and left side, described infrared receiving tube and infrared transmitting tube equidistantly spaced in elevator cage door doorframe
On, an infrared transmitting tube corresponds to the infrared receiving tube of multiple continuous settings, and described infrared transmitting tube is to corresponding infrared receiver
Infrared ray launched by pipe, and described infrared transmitting tube is oppositely arranged with corresponding infrared receiving tube；
Described included based on the localization method that blocks of elevator intelligent infrared light curtain：
S1, the initial signal value of acquisition infrared receiving tube；
S2, the live signal value of Real-time Collection infrared receiving tube；
S3, the described initial signal value of comparison and live signal value, judge whether to block；
If S4 exists blocking, extracting the optical path information that elevator cage door can be completely covered, calculating occlusion area；
S5, according to described occlusion area calculate blocking position coordinate.
2. as claimed in claim 1 localization method blocked it is characterised in that described step based on elevator intelligent infrared light curtain
S1 includes：In the case of there is no any blocking, open all infrared transmitting tubes, obtain the initial of each infrared receiving tube respectively
Signal value.
3. as claimed in claim 1 localization method blocked it is characterised in that described step based on elevator intelligent infrared light curtain
S3 includes：Compare described initial signal value and live signal value, if described live signal value is less than initial signal value, there is screening
Gear.
4. as claimed in claim 1 localization method blocked it is characterised in that described step based on elevator intelligent infrared light curtain
S4 includes：
Extract two groups of optical path information that elevator cage door can be completely covered, calculate two groups of occlusion areas respectively；
Compare described two groups of occlusion areas, extract the intersecting area of described two groups of occlusion areas.
5. as claimed in claim 4 localization method blocked it is characterised in that extracting every group based on elevator intelligent infrared light curtain
The optical path information of elevator cage door can be completely covered, the method calculating occlusion area includes：
Choosing one group of infrared receiving tube being located on top margin and base is longitudinal infrared receiving tube, described longitudinal infrared receiving tube institute
The infrared ray receiving is longitudinal optical path information, makes described longitudinal optical path information that elevator cage door is completely covered；
Choosing one group of infrared receiving tube being located in left side and right edge is horizontal infrared receiving tube, described horizontal infrared receiver
The infrared ray that pipe is received is lateral light paths information, makes described lateral light paths information that elevator cage door is completely covered；
Described longitudinal optical path information and lateral light paths information form one group of optical path information；
Longitudinal block information is extracted according to described longitudinal optical path information；
According to the horizontal block information of described lateral light paths information retrieval；
Extract the intersection region between described longitudinal block information and horizontal block information, described intersection region is occlusion area；
Calculate the boundary coordinate of described occlusion area.
6. as claimed in claim 1 localization method blocked it is characterised in that described step based on elevator intelligent infrared light curtain
S5 includes：Calculate the centre coordinate of described intersecting area, described centre coordinate is blocking position coordinate.
7. as claimed in claim 1 localization method blocked it is characterised in that also including based on elevator intelligent infrared light curtain：
If exist blocking, start picture pick-up device to record the video information of the process of blocking.
8. as claimed in claim 7 localization method blocked it is characterised in that also including based on elevator intelligent infrared light curtain：
If exist blocking, start the open and-shut mode to record elevator cage door for the distance measuring equipment of elevator cage door both sides.
9. as claimed in claim 1 localization method blocked it is characterised in that adjacent is red based on elevator intelligent infrared light curtain
The distance between emission pipe and infrared receiving tube are 2 ~ 3mm.
10. as claimed in claim 9 localization method blocked it is characterised in that one red based on elevator intelligent infrared light curtain
The infrared receiving tube of the corresponding six continuous settings of emission pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201610750493.XA CN106477438B (en) | 2016-08-30 | 2016-08-30 | Localization method is blocked based on elevator intelligent infrared light curtain |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610750493.XA CN106477438B (en) | 2016-08-30 | 2016-08-30 | Localization method is blocked based on elevator intelligent infrared light curtain |
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| CN106477438A true CN106477438A (en) | 2017-03-08 |
| CN106477438B CN106477438B (en) | 2018-08-07 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108109304A (en) * | 2017-12-27 | 2018-06-01 | 河南辉煌城轨科技有限公司 | A kind of subway platform invader identifying system and recognition methods |
| JP6480046B1 (en) * | 2018-02-13 | 2019-03-06 | 東芝エレベータ株式会社 | Failure diagnosis system and failure diagnosis method for optical axis sensor installed in elevator door |
| CN112461155A (en) * | 2020-11-02 | 2021-03-09 | 佳格科技(浙江)股份有限公司 | Method for identifying object by ray tracing and electronic equipment |
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| CN112461155A (en) * | 2020-11-02 | 2021-03-09 | 佳格科技(浙江)股份有限公司 | Method for identifying object by ray tracing and electronic equipment |
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| Publication number | Publication date |
|---|---|
| CN106477438B (en) | 2018-08-07 |
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