CN106477438B - Localization method is blocked based on elevator intelligent infrared light curtain - Google Patents
Localization method is blocked based on elevator intelligent infrared light curtain Download PDFInfo
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- CN106477438B CN106477438B CN201610750493.XA CN201610750493A CN106477438B CN 106477438 B CN106477438 B CN 106477438B CN 201610750493 A CN201610750493 A CN 201610750493A CN 106477438 B CN106477438 B CN 106477438B
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- infrared
- elevator
- blocking
- receiving tube
- infrared receiving
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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 methods that blocks based on elevator intelligent infrared light curtain, including：Obtain the initial signal value of infrared receiving tube；The live signal value of acquisition infrared receiving tube in real time；The initial signal value and live signal value are compared, judges whether to block；If in the presence of blocking, the optical path information of elevator cage door can be completely covered in extraction, calculate occlusion area；Blocking position coordinate is calculated according to the occlusion area.Using the present invention, the position blocked a little can be accurately located, and record blocks the video of process and the open and-shut mode of elevator cage door in real time, to which the reason of effectively analysis is blocked, that position of elevator cage door are susceptible to and block, and then administrator 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 applied to elevator door control, it is detected by receiving terminal
The power of transmitting terminal optical signal whether have shelter between elevator door to detect, and give test results report to elevator door-motor control
Device processed, to have the function that automatically control elevator door switch.
Existing intelligence light curtain control system is generally made of infrared emission end and infrared receiver end, is attached separately to elevator car
The both sides of compartment door.Infrared transmitting tube can emit infrared acquisition light beam successively, infrared receiving tube can these light beams of loop detection successively,
To in the infrared protection light curtain of elevator cab door plane formation tens to beams 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, and light curtain control system will be found out, and output signal to elevator
Car door machine control system makes the elevator door closed reversion open, to play the purpose of protection passenger.
But it is typically a switching signal, example that existing light curtain control system, which is supplied to the detection signal of elevator door-motor,
If any setting output high level when blocking, low level is exported when unobstructed, make that elevator door motor controller obtains about blocking feelings
The information of condition and light curtain itself state is seldom, however in practical applications, circumstance of occlusion can directly reflect that user makes elevator
With custom, so as to propose effective counter-measure in time to further increase the safety of elevator.
Invention content
Technical problem to be solved by the present invention lies in provide and a kind of blocking positioning side based on elevator intelligent infrared light curtain
Method can be accurately located the position blocked a little, and administrator is facilitated to propose effective counter-measure to improve the safety of elevator.
Positioning side is blocked based on elevator intelligent infrared light curtain in order to solve the above technical problem, the present invention provides a kind of
Method, including：S1, the initial signal value for obtaining infrared receiving tube；Wherein, the elevator intelligent infrared light curtain includes elevator cage door door
Frame, infrared transmitting tube and infrared receiving tube, the elevator cage door doorframe include end to end top margin, right edge, bottom edge successively
And left side, the infrared receiving tube and infrared transmitting tube are equidistant spaced on elevator cage door doorframe, an infrared emission
Pipe corresponds to multiple infrared receiving tubes being continuously arranged, and the infrared transmitting tube emits infrared ray, institute to corresponding infrared receiving tube
Infrared transmitting tube is stated to be oppositely arranged with corresponding infrared receiving tube；
The live signal value of S2, in real time acquisition infrared receiving tube；
S3, the initial signal value and live signal value are compared, judges whether to block；
If S4, in the presence of blocking, the optical path information of elevator cage door can be completely covered in extraction, calculate occlusion area；
S5, blocking position coordinate is calculated according to the occlusion area.
Further, the step S1 includes：It is no it is any block in the case of, open all infrared transmitting tubes, respectively
Obtain the initial signal value of each infrared receiving tube.
Further, the step S3 includes：The initial signal value and live signal value are compared, if the live signal value
Then exist less than initial signal value and blocks.
Further, the step S4 includes：Two groups of optical path informations that elevator cage door can be completely covered are extracted, are calculated separately out
Two groups of occlusion areas；Two groups of occlusion areas are compared, the intersecting area of two groups of occlusion areas is extracted.
Further, every group of optical path information that elevator cage door can be completely covered is extracted, the method for calculating occlusion area includes：
It is longitudinal infrared receiving tube to choose the infrared receiving tube that one group is located on top margin and bottom edge, and the longitudinal direction infrared receiving tube is received
Infrared ray be longitudinal optical path information, make longitudinal optical path information that elevator cage door be completely covered；It chooses one group and is located at left side
And the infrared receiving tube in right edge is lateral infrared receiving tube, the infrared ray that the transverse direction infrared receiving tube is received is laterally
Optical path information makes the lateral light paths information that elevator cage door be completely covered；The longitudinal direction optical path information and lateral light paths information shape
At one group of optical path information；According to longitudinal longitudinal block information of optical path information extraction；According to the lateral light paths information extraction
Lateral block information；The intersection region between longitudinal block information and lateral block information is extracted, the intersection region is
Occlusion area；Calculate the boundary coordinate of the occlusion area.
Further, the step S5 includes：The centre coordinate of the intersecting area is calculated, the centre coordinate is to block
Position coordinates.
Further, the localization method that blocks based on elevator intelligent infrared light curtain further includes：If in the presence of blocking, start
Picture pick-up device is to record the video information for the process of blocking.
Further, the localization method that blocks based on elevator intelligent infrared light curtain further includes：If in the presence of 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 infrared receiving tubes being continuously arranged.
Implement the present invention, has the advantages that：
The present invention is based on elevator intelligent infrared light curtain block needed in localization method it is infrared by special elevator intelligent
Light curtain blocks positioning to realize, wherein infrared transmitting tube and infrared receiving tube use super large spacing in elevator intelligent infrared light curtain
It is spaced, so that the quantity of infrared transmitting tube and infrared receiving tube is significantly reduced, can effectively save production cost.Meanwhile
The unique texture of elevator intelligent infrared light curtain forms and blocks localization method based on elevator intelligent infrared light curtain, more using a hair
The multi-pass mechanism of receipts quickly and accurately a little positions multiple block using a plurality of light path, to effectively reflect user
To the use habit of elevator, effective counter-measure can be proposed to further increase the safety of elevator in time.
In addition, the present invention is accurately located the position blocked a little by the localization method that blocks based on elevator intelligent infrared light curtain
It sets, and record blocks the video of process and the open and-shut mode of elevator cage door in real time, by that can have to the accurate acquisition of above- mentioned information
The reason of analysis of effect ground is blocked, that position of elevator cage door are susceptible to and block, and then it is effective to facilitate administrator to propose
Counter-measure improves the safety of elevator.
Description of the drawings
Fig. 1 is the first embodiment flow chart for blocking localization method the present invention is based on elevator intelligent infrared light curtain；
Fig. 2 is the second embodiment flow chart for blocking localization method the present invention is based on elevator intelligent infrared light curtain；
Fig. 3 is the structural schematic diagram of elevator intelligent infrared light curtain in the present invention；
Fig. 4 is the schematic diagram that elevator cage door is completely covered in longitudinal optical path information in the present invention；
Fig. 5 is the schematic diagram that elevator cage door is completely covered in lateral light paths information in the present invention.
Specific implementation mode
To make the object, technical solutions and advantages of the present invention clearer, the present invention is made into one below in conjunction with attached drawing
Step ground detailed description.Only this is stated, the present invention occurs in the text or will occur up, down, left, right, before and after, it is inside and outside etc. just
Position word is not the specific restriction to the present invention only on the basis of the attached drawing of the present invention.
As shown in Figure 1, Fig. 1 shows the first implementation for blocking localization method the present invention is based on elevator intelligent infrared light curtain
Example flow chart, including：
S101, the initial signal value for obtaining infrared receiving tube.
It should be noted that the present invention is based on blocking in localization method for elevator intelligent infrared light curtain to need by special
Elevator intelligent infrared light curtain blocks positioning to realize.As shown in figure 3, the elevator intelligent infrared light curtain includes elevator cage door doorframe
1, infrared transmitting tube 2 and infrared receiving tube 3, the elevator cage door doorframe 1 include end to end top margin, right edge, bottom successively
Side and left side, the infrared receiving tube 3 and infrared transmitting tube 2 are equidistant spaced on elevator cage door doorframe 1, one infrared
Transmitting tube 2 corresponds to multiple infrared receiving tubes 3 being continuously arranged, and the infrared transmitting tube 2 emits red to corresponding infrared receiving tube 3
Outside line, the infrared transmitting tube 2 are oppositely arranged with corresponding infrared receiving tube 3.
Further, the distance between adjacent infrared transmitting tube and infrared receiving tube are 2 ~ 3mm, system that but not limited to this.
Meanwhile an infrared transmitting tube corresponds to six infrared receiving tubes being continuously arranged, system that but not limited to this, due to infrared transmitting tube
Energy gradually weaken with the increase of angle, therefore six infrared receiving tubes are corresponded to using infrared transmitting tube in the present invention
Mode, ensure that each infrared receiving tube can receive effective energy value.
The step S101 includes：It is no it is any block in the case of, open all infrared transmitting tubes, obtain respectively every
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, it is red to acquire
The initial signal value of outer reception pipe.Wherein infrared receiving tube corresponds to different infrared transmitting tubes and all has different initial signals
Value, if the present embodiment is emitted using one, the modes of six receptions, an i.e. infrared receiving tube can receive six infrared emissions
The signal of pipe, and form six light paths, then there are six initial signal values for each infrared receiving tube tool.
The live signal value of S102, in real time acquisition infrared receiving tube.
S103, the initial signal value and live signal value are compared, judges whether to block.
The step S103 includes：The initial signal value and live signal value are compared, if the live signal value is less than
Initial signal value, which then exists, blocks.
It should be noted that initial signal value is to judge whether there is the important evidence blocked a little in outline border, if infrared connect
The live signal value of closed tube then illustrates that blocking object has blocked light path corresponding to the infrared receiving tube less than initial signal value.
If S104, in the presence of blocking, the optical path information of elevator cage door can be completely covered in extraction, calculate occlusion area.
The step S104 includes：
A1 extracts two groups of optical path informations that elevator cage door can be completely covered, calculates separately out two groups of occlusion areas；
Specifically, every group of optical path information that elevator cage door can be completely covered is extracted, the method for calculating occlusion area includes：
It is longitudinal infrared receiving tube to choose the infrared receiving tube that one group is located on top margin and bottom edge, the longitudinal direction infrared receiver
The infrared ray that pipe is received is longitudinal optical path information, makes longitudinal optical path information that elevator cage door be completely covered.As shown in figure 4,
Infrared receiving tube b9, b10, b11, b12, b13, b14 corresponding to infrared transmitting tube a26 are chosen, takes infrared transmitting tube a9 institutes right
Infrared receiving tube b25, b26, b27, the b28 answered takes infrared receiving tube b23, b24, b25 corresponding to infrared transmitting tube a14, makes
Infrared transmitting tube a26, a9, a14 are formed by longitudinal optical path information with corresponding infrared receiving tube and elevator cage door are completely covered.
It is lateral infrared receiving tube to choose the infrared receiving tube that one group is located in left side and right edge, and the transverse direction is infrared
The infrared ray that reception pipe is received is lateral light paths information, makes the lateral light paths information that elevator cage door be completely covered；Such as Fig. 5 institutes
Show, choose infrared receiving tube b1, b2, 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, b18 corresponding to infrared transmitting tube a4, b19, b20, b21,
B22 takes infrared receiving tube b15, b16, b17, b18 corresponding to infrared transmitting tube a8, makes infrared transmitting tube a22, a17, a4, a8
It is formed by lateral light paths information with corresponding infrared receiving tube and elevator cage door is completely covered.
The longitudinal direction optical path information and lateral light paths information form one group of optical path information；
According to longitudinal longitudinal block information of optical path information extraction；
According to the lateral light paths information extraction transverse direction block information；
The intersection region between longitudinal block information and lateral block information is extracted, the intersection region is blocked area
Domain；
Calculate the boundary coordinate of the occlusion area.
A2 compares two groups of occlusion areas, extracts the intersecting area of two groups of occlusion areas.The intersecting area is
For final occlusion area.
S105, blocking position coordinate is calculated according to the occlusion area.
The step S105 includes：The centre coordinate of the intersecting area is calculated, the centre coordinate is blocking position
Coordinate.
From the foregoing, it will be observed that infrared transmitting tube and infrared receiving tube are not seamless rows in the elevator intelligent infrared light curtain of the present invention
Row, but the spaced of super large spacing is used, so that the quantity of infrared transmitting tube and infrared receiving tube is significantly reduced, it can be effective
Save production cost.Correspondingly, it in conjunction with the unique texture of the elevator intelligent infrared light curtain of the present invention, is formed red based on elevator intelligent
Outer light curtain blocks 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, to which effectively reflection user is to the use habit of elevator, can propose in time effective counter-measure with
Further increase the safety of elevator.
As shown in Fig. 2, Fig. 2 shows the second implementation for blocking localization method the present invention is based on elevator intelligent infrared light curtain
Example flow chart, including：
S201, the initial signal value for obtaining infrared receiving tube.
The live signal value of S202, in real time acquisition infrared receiving tube.
S203, the initial signal value and live signal value are compared, judges whether to block.
If S204, in the presence of blocking, the optical path information of elevator cage door can be completely covered in extraction, calculate occlusion area.
S205, blocking position coordinate is calculated according to the occlusion area.
If S206, in the presence of blocking, start picture pick-up device to record the video information for the process of blocking.Administrative staff can pass through
Video information analysis the reason of blocking, with it is further proposed that effective counter-measure improves the safety of elevator.
If S206, in the presence of blocking, start the distance measuring equipment of elevator cage door both sides to record the opening and closing of elevator cage door
State.
The open and-shut mode of elevator cage door includes：Elevator cage door is to be in closing process, elevator two in opening process
Gap size between gate.
By recording the open and-shut mode of elevator cage door, it can be expressly understood that the premise that circumstance of occlusion occurs, and then analyze and occur
The reason of blocking（I.e. user intercepts the reason of elevator cage door）, electricity is improved to facilitate the administrator to propose effective counter-measure
The safety of ladder.
From the foregoing, it will be observed that the present invention is accurately located and is blocked a little by the localization method that blocks based on elevator intelligent infrared light curtain
Position, and in real time record block process video and elevator cage door open and-shut mode, pass through the accurate acquisition to above- mentioned information
The reason of blocking can effectively be analyzed, that position of elevator cage door is susceptible to and blocks, and then facilitate administrator propose have
The counter-measure of effect improves the safety of elevator.
The above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also considered as
Protection scope of the present invention.
Claims (8)
1. a kind of blocking localization method based on elevator intelligent infrared light curtain, which is characterized in that the elevator intelligent infrared light curtain
Including elevator cage door doorframe, infrared transmitting tube and infrared receiving tube, the elevator cage door doorframe includes end to end top successively
Side, right edge, bottom edge and left side, the infrared receiving tube are equidistant spaced in elevator cage door doorframe with infrared transmitting tube
On, an infrared transmitting tube corresponds to multiple infrared receiving tubes being continuously arranged, and the infrared transmitting tube is to corresponding infrared receiver
Pipe emits infrared ray, and the infrared transmitting tube is oppositely arranged with corresponding infrared receiving tube；
The localization method that blocks based on elevator intelligent infrared light curtain includes：
S1, the initial signal value for obtaining infrared receiving tube；
The live signal value of S2, in real time acquisition infrared receiving tube；
S3, the initial signal value and live signal value are compared, judges whether to block；
If S4, in the presence of blocking, the optical path information of elevator cage door can be completely covered in extraction, calculate occlusion area；
S5, blocking position coordinate is calculated according to the occlusion area；
The step S4 includes：Two groups of optical path informations that elevator cage door can be completely covered are extracted, two groups of blocked areas are calculated separately out
Domain；Two groups of occlusion areas are compared, the intersecting area of two groups of occlusion areas is extracted；
Every group of optical path information that elevator cage door can be completely covered is extracted, the method for calculating occlusion area includes：Choose one group of position
It is longitudinal infrared receiving tube in the infrared receiving tube on top margin and bottom edge, the infrared ray that the longitudinal direction infrared receiving tube is received is
Longitudinal optical path information makes longitudinal optical path information that elevator cage door be completely covered；One group is chosen to be located in left side and right edge
Infrared receiving tube be lateral infrared receiving tube, the infrared ray that the transverse direction infrared receiving tube is received is lateral light paths information,
Make the lateral light paths information that elevator cage door be completely covered；The longitudinal direction optical path information and lateral light paths information form one group of light path
Information；According to longitudinal longitudinal block information of optical path information extraction；Letter is laterally blocked according to the lateral light paths information extraction
Breath；The intersection region between longitudinal block information and lateral block information is extracted, the intersection region is occlusion area；Meter
Calculate the boundary coordinate of the occlusion area.
2. blocking localization method based on elevator intelligent infrared light curtain as described in claim 1, which is characterized in that the step
S1 includes：It is no it is any block in the case of, open all infrared transmitting tubes, obtain the initial of each infrared receiving tube respectively
Signal value.
3. blocking localization method based on elevator intelligent infrared light curtain as described in claim 1, which is characterized in that the step
S3 includes：The initial signal value and live signal value are compared, exists if the live signal value is less than initial signal value and hides
Gear.
4. blocking localization method based on elevator intelligent infrared light curtain as described in claim 1, which is characterized in that the step
S5 includes：The centre coordinate of the intersecting area is calculated, the centre coordinate is blocking position coordinate.
5. blocking localization method based on elevator intelligent infrared light curtain as described in claim 1, which is characterized in that further include：
If in the presence of blocking, start picture pick-up device to record the video information for the process of blocking.
6. blocking localization method based on elevator intelligent infrared light curtain as claimed in claim 5, which is characterized in that further include：
If in the presence of blocking, start the distance measuring equipment of elevator cage door both sides to record the open and-shut mode of elevator cage door.
7. blocking localization method based on elevator intelligent infrared light curtain as described in claim 1, which is characterized in that adjacent is red
The distance between outer transmitting tube and infrared receiving tube are 2~3mm.
8. blocking localization method based on elevator intelligent infrared light curtain as claimed in claim 7, which is characterized in that one infrared
Transmitting tube corresponds to six infrared receiving tubes being continuously arranged.
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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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| 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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| CN106477438B true CN106477438B (en) | 2018-08-07 |
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Families Citing this family (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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| CN102999234A (en) * | 2012-12-19 | 2013-03-27 | 广东威创视讯科技股份有限公司 | Infrared touch screen positioning method and device |
| CN203486717U (en) * | 2013-09-17 | 2014-03-19 | 苏州歌拉瑞电梯有限公司 | Safety light curtain device for elevator door protection |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003335484A (en) * | 2002-05-16 | 2003-11-25 | Mitsubishi Electric Building Techno Service Co Ltd | Door pull-in preventive device |
| JP5178125B2 (en) * | 2007-10-03 | 2013-04-10 | 三菱電機株式会社 | Elevator door open / close control device |
| FI124337B (en) * | 2013-03-18 | 2014-07-15 | Kone Oyj | Elevator, light curtain for controlling floor opening sliding door and / or elevator car sliding door opening, and method for providing door open or door closed command in elevator |
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- 2016-08-30 CN CN201610750493.XA patent/CN106477438B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102999234A (en) * | 2012-12-19 | 2013-03-27 | 广东威创视讯科技股份有限公司 | Infrared touch screen positioning method and device |
| CN203486717U (en) * | 2013-09-17 | 2014-03-19 | 苏州歌拉瑞电梯有限公司 | Safety light curtain device for elevator door protection |
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