CN110540121B - System and method for identifying foreign matters in sliding groove of elevator sill - Google Patents
System and method for identifying foreign matters in sliding groove of elevator sill Download PDFInfo
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- CN110540121B CN110540121B CN201910846442.0A CN201910846442A CN110540121B CN 110540121 B CN110540121 B CN 110540121B CN 201910846442 A CN201910846442 A CN 201910846442A CN 110540121 B CN110540121 B CN 110540121B
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- elevator
- door
- communication interface
- foreign matters
- infrared
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/0006—Monitoring devices or performance analysers
- B66B5/0018—Devices monitoring the operating condition of the elevator system
- B66B5/0031—Devices monitoring the operating condition of the elevator system for safety reasons
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
Abstract
The invention discloses a system and a method for identifying foreign matters in a sliding groove of an elevator sill, wherein the system comprises infrared transmitters arranged in guide shoes of a hoistway door and a bottom door of an elevator car door and an infrared camera module arranged at the top in an elevator car; the infrared camera module comprises an acquisition module, a processing module and a communication interface A, wherein the acquisition module is used for acquiring infrared data transmitted by an infrared transmitter, the processing module is used for receiving the infrared data acquired by the acquisition module and processing the data, whether foreign matters exist in an elevator hall door and an elevator car door is judged, and if foreign matters exist, the processing module is in communication connection with an elevator main control board through the communication interface A; the elevator main control board sends an elevator stopping instruction that the door cannot be closed and the elevator cannot operate to the elevator. The utility model provides an identification system and method capable of timely finding foreign matters in a sliding groove of an elevator sill, and relates to the technical field of elevators.
Description
Technical Field
The invention relates to the technical field of elevators, in particular to a system and a method for identifying foreign matters in a sliding groove of an elevator sill.
Background
In the modern society of high-rise building, elevators have become an indispensable important transportation tool for people to go out daily. Elevator safety becomes a considerable problem, however elevators often experience some faults during use, such as the opening and closing of doors being out of place. The elevator door is not in place due to the fact that foreign matters exist in a sliding groove of the car door or the hoistway door sill to influence the door to be not in place, so that the elevator breaks down and cannot normally run.
This kind of condition easily takes place in that the elevator has already been put into use, but the floor still is in the stage of fitment, and big object such as gravel and sand of large granule or screw falls into the elevator spout easily, will influence the mechanical properties of elevator switch door over time. The current mode for solving the problem can only be found when the elevator breaks down and a maintenance person checks the elevator door. Therefore, the problems of serious elevator faults and the like caused by untimely discovery exist.
Disclosure of Invention
The invention aims to overcome the defects and shortcomings of the prior art and provides an identification system capable of timely finding out foreign matters in a sliding groove of an elevator sill.
The invention further aims to provide a method for identifying the foreign matters in the sliding groove of the elevator sill.
The purpose of the invention can be realized by the following technical scheme: a foreign matter identification system for a sliding groove of an elevator sill comprises infrared transmitters arranged in guide shoes of a hoistway door and a bottom door of an elevator car door, and an infrared camera module arranged at the top in an elevator car; the infrared camera module comprises an acquisition module, a processing module and a communication interface A, wherein the acquisition module is used for acquiring infrared data transmitted by an infrared transmitter, the processing module is used for receiving the infrared data acquired by the acquisition module and processing the data, whether foreign matters exist in an elevator hall door and an elevator car door is judged, and if foreign matters exist, the processing module is in communication connection with an elevator main control board through the communication interface A; the elevator main control board sends an elevator stopping instruction that the door cannot be closed and the elevator cannot operate to the elevator.
As a preferable technical scheme, the communication interface A and the communication interface B on the elevator main control board adopt CAN bus communication.
As a preferred technical scheme, the elevator main control panel is further connected with a display panel module, and the display panel module comprises a communication interface C, a display panel in a car and a display panel outside a hall. And the communication interface B and the communication interface C adopt CAN bus communication.
As a preferred technical scheme, two door guide shoes are respectively installed at the bottoms of the elevator hall door and the elevator car door, and the infrared emitter is installed in one of the door guide shoes of the elevator hall door and the elevator car door.
The other purpose of the invention can be realized by the following technical scheme: a method for identifying foreign matters in a sliding groove of an elevator sill comprises the following steps: the infrared emitters arranged in the guide shoes of the elevator hall door and the elevator car door bottom emit infrared light, and if foreign matters exist in the sliding grooves of the elevator hall door or the elevator car door sill, the infrared light is emitted to the foreign matters to be scattered; the collecting module in the infrared camera module arranged at the top in the elevator car collects scattered infrared data and transmits the infrared data to the processing module, the processing module processes the data to judge whether foreign matters exist on the elevator hall door or the elevator car door, and if the foreign matters exist, the processing module is in communication connection with the elevator main control board through a communication interface A in the infrared camera module; the elevator main control board sends an elevator stopping instruction that the door cannot be closed and the elevator cannot operate to the elevator.
As a preferable technical solution, when the processing module processes data, the processing module performs data calculation through a virtual XY axis to determine whether a foreign object is in a sill chute of a hoistway door or an elevator car door.
As a preferred technical scheme, after the elevator main control board receives the information of the communication interface A, the elevator main control board controls the elevator alarm device to give out alarm sound.
As a preferred technical scheme, after receiving the information of the communication interface a, the elevator main control board is in communication connection with the communication interface C of the display panel module through the communication interface B. The display panel module comprises a car interior display panel and a hall exterior display panel, and after the communication interface C receives a control instruction of the elevator main control panel, the car interior display panel and the hall exterior display panel respectively display foreign body images.
Compared with the prior art, the invention has the following advantages and beneficial effects: the elevator sill sliding groove barrier detection device has the characteristics of safety, convenience and simple structure, when an obstacle exists in the elevator sill sliding groove, the obstacle can be identified through the camera, information is transmitted to the elevator main control board through communication, the elevator main control board sends a related instruction to control the elevator to enter an active elevator stopping state, namely a state that the door cannot be closed and the elevator cannot run, and meanwhile, an alarm voice prompt is provided and is displayed on the display panel in the car and the display panel outside the hall. The problem that the elevator breaks down because the sill spout has the foreign matter elevator switch door not in place is effectually solved.
Drawings
Fig. 1 is a schematic structural diagram of a foreign matter identification system of a chute of an elevator sill in the embodiment of the invention;
fig. 2 is a schematic view of an infrared camera module according to an embodiment of the present invention;
fig. 3 is a schematic view of the structure of an elevator door sill in the embodiment of the invention;
FIG. 4 is a schematic view of a door shoe according to an embodiment of the present invention;
fig. 5 is a flowchart of a method for identifying foreign matters in a chute of an elevator sill in an embodiment of the present invention.
Wherein: 1: a car door sill chute; 2: hoistway sill chute, 3: infrared camera module, 4: scattered infrared light, 5: hoistway sill, 6: car door sill, 7: a door guide shoe.
Detailed Description
The present invention will be described in further detail with reference to examples and drawings, but the present invention is not limited thereto.
A foreign matter identification system for a sliding groove of an elevator sill comprises an infrared emitter, an infrared camera module, an elevator main control board and a display board module. Two door guide shoes are installed respectively to hoistway door and elevator sedan-chair door bottom, and infrared emitter installs in hoistway door and one of them door guide shoe of elevator sedan-chair door, can be in sedan-chair door sill spout, room door sill spout transmission two bunches of infrared light, if do not have the foreign matter in the spout, the scattering can not take place for the infrared light, if have the foreign matter in the spout, the scattering will take place on the infrared light launches the foreign matter.
The top has installed infrared camera module in the elevator car, and infrared camera module includes acquisition module, processing module and communication interface A. The collection module can be an infrared camera and can collect infrared light scattered by foreign matters in the car door sill sliding groove or the hoistway door sill sliding groove. The acquisition module transmits acquired infrared data to the processing module, the processing module performs data calculation processing through the virtual XY axis, judges that foreign matters are in the car door sill sliding groove or the hoistway door sill sliding groove, converts signals into digital signals and transmits the digital signals to the communication interface A.
The elevator main control board is provided with a communication interface B, and the communication interface A and the communication interface B adopt CAN bus communication. The infrared camera module transmits the result of judging that foreign matters exist to the elevator main control board, and the elevator main control board sends a stop instruction that the door cannot be closed and the elevator cannot run after receiving the signal. Therefore, the problem that the elevator door is out of position and breaks down due to the fact that foreign matters exist in the elevator door sill or the car door sill is effectively solved.
In order to know the condition of the foreign matters in the sliding groove of the elevator sill more intuitively, the elevator main control board can control the elevator alarm device to send out alarm sound after receiving the signal that the foreign matters exist in the sliding groove of the elevator sill.
In addition, the communication interface B of the elevator main control board is also connected with the communication interface C of the display board module through a CAN bus. The display panel module comprises a car interior display panel and a hall exterior display panel, and the two display panels can display foreign body images in the sill sliding groove collected by the collecting module. Through the alarm voice prompt and the display panel image graphic representation, maintenance personnel and elevator users can conveniently know the specific condition of the foreign matters in the sill sliding groove in time, and repair or guarantee in time.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. A foreign matter identification system for a sliding groove of an elevator sill is characterized by comprising infrared transmitters arranged in guide shoes of a hoistway door and a bottom door of an elevator car door and an infrared camera module arranged at the top in the elevator car; the infrared camera module comprises an acquisition module, a processing module and a communication interface A, wherein the acquisition module is used for acquiring infrared data scattered by foreign matters, the processing module is used for receiving the infrared data acquired by the acquisition module and processing the data, whether foreign matters exist in an elevator hall door and an elevator car door is judged, and if foreign matters exist, the processing module is in communication connection with an elevator main control board through the communication interface A; the elevator main control board sends an elevator stopping instruction that the door cannot be closed and the elevator cannot operate to the elevator.
2. The system of claim 1, wherein the communication interface a communicates with the communication interface B of the elevator main control board via a CAN bus.
3. The elevator sill chute foreign matter identification system of claim 2, wherein the elevator main control panel is further connected with a display panel module, the display panel module comprises a communication interface C, an in-car display panel and an out-hall display panel, and the communication interface B is connected with the communication interface C.
4. The system of claim 3, wherein the communication interface B and the communication interface C communicate via a CAN bus.
5. The system of claim 1, wherein the hoistway door and the elevator car door have two door guide shoes mounted on bottom portions thereof, and the infrared emitter is mounted in one of the hoistway door and the elevator car door.
6. A method for identifying foreign matters in a sliding groove of an elevator sill is characterized by comprising the following steps:
the infrared emitters arranged in the guide shoes of the elevator hall door and the elevator car door bottom emit infrared light, and if foreign matters exist in the sliding grooves of the elevator hall door or the elevator car door sill, the infrared light is emitted to the foreign matters to be scattered;
the collecting module in the infrared camera module arranged at the top in the elevator car collects scattered infrared data and transmits the infrared data to the processing module, the processing module processes the data to judge whether foreign matters exist on the elevator hall door or the elevator car door, and if the foreign matters exist, the processing module is in communication connection with the elevator main control board through a communication interface A in the infrared camera module;
the elevator main control board sends an elevator stopping instruction that the door cannot be closed and the elevator cannot operate to the elevator.
7. The method as claimed in claim 6, wherein the processing module performs data calculation through the virtual XY axes when processing data to determine whether the foreign object is in the sill chute of the hoistway door or the car door.
8. The method as claimed in claim 6, wherein the elevator main control board controls the elevator alarm device to sound an alarm after receiving the information from the communication interface A.
9. The method as claimed in claim 6, wherein the elevator main control board is connected to the communication interface C of the display panel module via the communication interface B after receiving the information from the communication interface a.
10. The method as claimed in claim 9, wherein the display panel module includes an in-car display panel and an out-hall display panel, and the in-car display panel and the out-hall display panel respectively display the foreign object images after the communication interface C receives the control command from the elevator main control panel.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910846442.0A CN110540121B (en) | 2019-09-09 | 2019-09-09 | System and method for identifying foreign matters in sliding groove of elevator sill |
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| CN201910846442.0A CN110540121B (en) | 2019-09-09 | 2019-09-09 | System and method for identifying foreign matters in sliding groove of elevator sill |
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| CN110540121A CN110540121A (en) | 2019-12-06 |
| CN110540121B true CN110540121B (en) | 2021-04-09 |
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| CN113435296A (en) * | 2021-06-23 | 2021-09-24 | 合肥云通物联科技有限公司 | Method, system, storage medium and elevator for detecting foreign matters based on rotated-yolov5 |
| CN116040432B (en) * | 2023-03-07 | 2023-05-30 | 成都睿瞳科技有限责任公司 | Elevator image processing method, system and storage medium |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| DE19739543A1 (en) * | 1997-09-09 | 1999-03-11 | Efaflex Inzeniring D O O Ljubl | Safety device for motorized gates |
| JPH11278778A (en) * | 1998-03-24 | 1999-10-12 | Hitachi Building Systems Co Ltd | Safety device for elevator entrance |
| JP5070187B2 (en) * | 2008-11-05 | 2012-11-07 | 株式会社日立製作所 | Elevator safety equipment |
| JP5208853B2 (en) * | 2009-05-21 | 2013-06-12 | 株式会社日立製作所 | Elevator safety device and safety control method |
| DE102010026140A1 (en) * | 2010-07-05 | 2012-01-05 | Cedes Ag | Monitoring device for securing a driven element |
| CN203054450U (en) * | 2013-01-28 | 2013-07-10 | 京东方科技集团股份有限公司 | Foreign matter inspection and treatment device and exposure machine |
| CN105775946B (en) * | 2016-05-25 | 2018-03-27 | 日立楼宇技术（广州）有限公司 | A kind of apparatus for controlling elevator and method |
| CN107651543B (en) * | 2016-07-25 | 2019-06-04 | 上海三菱电梯有限公司 | Roll type elevator door sliding block |
| CN106115396B (en) * | 2016-08-22 | 2019-02-01 | 广东通立电梯制造有限公司 | Elevator intelligent networked control systems |
| CN106629359A (en) * | 2017-01-18 | 2017-05-10 | 江南嘉捷电梯股份有限公司 | Fireproof structure of elevator landing door |
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