CN216471607U - Intelligent monitoring device for elevator passengers to get in and out of elevator car - Google Patents
Intelligent monitoring device for elevator passengers to get in and out of elevator car Download PDFInfo
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- CN216471607U CN216471607U CN202122667500.9U CN202122667500U CN216471607U CN 216471607 U CN216471607 U CN 216471607U CN 202122667500 U CN202122667500 U CN 202122667500U CN 216471607 U CN216471607 U CN 216471607U
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Abstract
The utility model discloses an intelligent monitoring device for elevator passengers to get in and out of a car, which comprises a network camera and a passenger in-and-out controller, wherein the car moves in the vertical direction along an elevator shaft, the elevator shaft is provided with a plurality of landing floors, and each landing floor is provided with an elevator door; the network camera is arranged in the elevator car and is used for shooting passenger displacement image information after the elevator arrives at a station; a car top overhaul box is arranged at the top end of the car, and the passenger access controller is arranged in the car top overhaul box; the network camera is communicated with the passenger access controller through a network; the passenger in-out controller is externally connected with an elevator main control board through a CAN bus; the elevator main control board is connected with the door machine controller through a CAN bus. According to the intelligent monitoring device for the elevator passengers to get in and out of the elevator car, the traditional timing door opening and closing is not needed, the intelligent door opening and closing of the elevator is realized by adopting an image recognition and analysis technology, the door opening and closing efficiency is improved, and meanwhile, the people with slow actions can be ensured to safely enter the elevator.
Description
Technical Field
The utility model relates to an intelligent monitoring device for elevator passengers to get in and out of a car.
Background
Along with the rapid development of economy, the demand of the elevator in China is greatly increased, the elevator control system is gradually improved to the aspects of high efficiency and intelligence from the beginning on the basis of safety and reliability, the conventional elevator generally adopts a light curtain and a safety touch panel to be connected into the elevator control system, the light curtain and the safety touch panel detect passengers, the elevator door is often seen to be closed, one person rushes to the elevator in a hurry, the person often catches up with the elevator in the wrong way, sometimes the passengers are conscious of falling down to stretch hands to shield the light curtain, the action is very dangerous, and the hands are pinched and even pinched by the elevator car door to cause casualty events. Sometimes, the situation that the dog rope is clamped by the car door is easily caused when a passenger pulls the rope of the pet dog to drive the elevator. Because the system does not have intelligent analysis technology, the elevator is opened and closed by setting time, generally 7-8 seconds are set for passengers in the elevator to completely walk out and enter, and it is often found that only one passenger leaves the elevator on a floor, and the elevator is closed in 7-8 seconds, so that the elevator efficiency is very low, and more passengers on other floors need to wait for 5-6 seconds. Therefore, a new technology is added on the basis of the original light curtain detection, and the problem that the problem is solved and becomes a problem for elevator technicians.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provide an intelligent monitoring device for elevator passengers to get in and out of a car, which does not need to open and close a door at the traditional timing, adopts an image recognition and analysis technology to realize the intelligent opening and closing of the elevator door, improves the efficiency of opening and closing the door, and simultaneously ensures that people with slow actions can safely enter the elevator.
The technical scheme for realizing the purpose is as follows: an elevator passenger gets in and out car intelligent monitoring device, includes web camera and passenger access controller, wherein:
the car moving in a vertical direction along an elevator hoistway having a plurality of landing floors, each landing floor having an elevator door;
the network camera is arranged in the elevator car and is used for shooting passenger displacement image information after the elevator arrives at a station;
a car top overhaul box is arranged at the top end of the car, and the passenger access controller is arranged in the car top overhaul box;
the network camera is communicated with the passenger access controller through a network;
the passenger in-out controller is externally connected with an elevator main control board through a CAN bus;
the elevator main control board is connected with the door machine controller through a CAN bus.
The elevator passenger in-out car intelligent monitoring device is characterized in that the elevator passenger in-out car intelligent monitoring device comprises an RJ45 network cable interface and a CAN interface; the elevator main control board is provided with a CAN interface.
The intelligent monitoring device for the elevator passengers to get in and out of the car is characterized in that the network camera is mounted at the upper part in the car, and the camera shooting direction of the network camera faces to the elevator door.
The intelligent monitoring device for the elevator passenger in and out of the car is characterized in that the network camera acquires passenger displacement image information after the elevator arrives at a station, and transmits the passenger displacement image information after the elevator arrives at the station to the passenger in and out controller through a network;
the passenger access controller is internally provided with a model image, compares the received passenger displacement image information after the elevator arrives at the station with the model image to obtain passenger access judgment information, and transmits the passenger access judgment information to the elevator main control board in real time through the CAN bus;
the elevator main control board sends a corresponding instruction to the door motor controller according to the received passenger in-out judgment information by combining the information of the light curtain and the safety touch panel;
and the door machine controller is used for opening and closing the elevator door according to the received instruction.
The elevator passenger in-and-out car intelligent monitoring device is characterized in that a car display, a car control panel and a voice station reporter are arranged on the car, and each landing floor is provided with an outbound control panel; the car display, the car control panel, the voice station reporter and the external calling control panel are respectively communicated with the elevator main control panel through CAN buses.
According to the intelligent monitoring device for the elevator passengers to get in and out of the elevator car, the traditional timing door opening and closing is not needed, the intelligent door opening and closing of the elevator is realized by adopting an image recognition and analysis technology, the door opening and closing efficiency is improved, and meanwhile, the people with slow actions can be ensured to safely enter the elevator.
Drawings
Fig. 1 is a schematic installation diagram of an intelligent monitoring device for elevator passengers to enter and exit a car;
FIG. 2 is a schematic diagram of the operation of the intelligent monitoring device for elevator passengers entering and exiting the elevator car;
fig. 3 is a flowchart of forming a model image built in the passenger entry and exit controller.
Detailed Description
In order that those skilled in the art will better understand the technical solution of the present invention, the following detailed description is given with reference to the accompanying drawings:
referring to fig. 1 and 2, in a preferred embodiment of the present invention, an intelligent monitoring device for elevator passengers entering and exiting a car includes a network camera 4 and a passenger entering and exiting controller 3.
The car 6 moves in the vertical direction along an elevator shaft 100, the elevator shaft 100 has a plurality of landing floors 5, each landing floor 5 has an elevator door 101, and an elevator control cabinet 1 and a machine room 7 are provided at the top end of the elevator shaft 100.
The network camera 4 is installed at the upper part in the elevator car 6, the camera shooting direction of the network camera 4 faces the elevator door, and the network camera can be used for shooting the passenger displacement image information near the elevator door after the elevator arrives at the station. The top end of the lift car 6 is provided with a lift car top overhaul box 2, and the passenger access controller 3 is arranged in the lift car top overhaul box 2; the network camera 4 communicates with the passenger access controller 3 through a network; the passenger in-out controller 3 is externally connected with an elevator main control board 11 through a CAN bus; the elevator main control board 11 is disposed in the elevator control cabinet 1. The elevator main control board 11 is connected with a door machine controller 12 through a CAN bus.
The passenger access controller 3 is provided with an RJ45 network cable interface and a CAN interface; the elevator main control board 11 has a CAN interface. The car 6 is provided with a car display 13, a car control panel 14 and a voice station reporter 15, and each landing floor is provided with an outbound control panel 16; the car display 13, the car control panel 14, the voice station reporter 15 and the outbound control panel 16 are respectively communicated with the elevator main control panel 11 through CAN buses, and the elevator main control panel 11, the door machine controller 12, the car display 13, the car control panel 14, the voice station reporter 15 and the outbound control panel 16 are components of an elevator control system.
The utility model relates to an intelligent monitoring device for elevator passengers to get in and out of a car, which is characterized in that: the network camera 4 collects passenger displacement image information after the elevator arrives at the station and transmits the passenger displacement image information after the elevator arrives at the station to the passenger access controller 3 through the network; a model image is arranged in the passenger access controller 3, the passenger access controller 3 compares the received passenger displacement image information after the arrival of the elevator with the model image to obtain passenger access judgment information, and the passenger access judgment information is transmitted to the elevator main control board 11 in real time through the CAN bus; the elevator main control board 11 sends a corresponding instruction to the door motor controller 12 according to the received passenger in-out judgment information by combining the light curtain and the safety touch panel information; the door operator controller 12 performs opening and closing of the elevator door according to the received instruction. When the passenger in-out judgment information indicates that a passenger enters or exits the elevator car, the elevator main control board 11 sends an instruction for immediately stopping closing the door and reversely opening the door to the door operator controller 12 through the CAN bus, and the door operator controller 12 immediately stops closing the door and reversely opens the door according to the received instruction to wait for the passenger to enter the elevator; when the passenger in-out judgment information indicates that the movement intention of the passenger entering or exiting the car is not found, the main control panel 11 sends a door closing instruction to the door operator controller 12, and the door operator controller 12 closes the elevator door according to the received instruction. Thereby improving the door opening and closing efficiency and saving time for passengers waiting for the elevator at other floors.
Referring to fig. 3, the model image built in the passenger entry and exit controller is a model image formed based on a neural network and deep learning, and the specific forming process is as follows:
s1, picture data acquisition: acquiring image information of passengers inside and outside the car through a network camera; because the model image needs to be realized based on deep learning, a large amount of marked data is needed as a sample, the marked data is connected to a passenger in-and-out controller through a network camera installed in a car and an RJ45 network cable interface, the passenger in-and-out controller reads and stores video streams through real-time code streams, the displacement of passengers is analyzed through continuous pictures and is transmitted to a network through an RJ45 network cable interface, and the resolution of the image is 640 x 480;
s2, data cleaning and preprocessing steps: cleaning pollution in the acquired floor data information images and the cascade missing images, such as deleting a large number of repeated images, over-explosion images, over-dark images and the like; then carrying out translation, rotation and noise pretreatment;
s3, data importing step: respectively guiding the preprocessed images into a neural network module;
s4, training the neural network: deep learning training is carried out on the preprocessed images through a neural network module until whether passengers enter or leave the elevator car is accurately judged, and the intentions of the passengers entering or leaving the elevator car and the intentions of the passengers passing by the elevator are distinguished;
s5, a model output step: and after the neural network training is completed, obtaining a model image of the learnt neural network data model, and guiding the model image into the passenger in-out controller. The passenger access controller is selected to have a dedicated chip supporting image processing, the dedicated chip having a 2MP image processor, a video input up to 1080P, and a gigabit ethernet.
The intelligent monitoring device for the elevator passengers to get in and out of the elevator car adopts Opencv4.0 to conduct image import, image segmentation, template matching and training, trained data are conveniently imported, a key point in neural network training is template matching, a contour is hooked by distinguishing a boundary with a background color, the position change direction of the continuous picture contour in a picture is used for analyzing whether the passengers get in or out of the elevator, and characteristic points are caught to realize matching. And matching the template with the relative value of the average value of the image by adopting CVTM _ SQDIFF square difference matching, adopting multiplication operation between the template and the image and CV.TM _ CCORR correlation matching, and matching the correlation coefficient of CV.TM _ CCOEFF between the average value of the template and the average value of the image.
The network camera is a network camera with 30 ten thousand pixels of ICR function, an OEM power supply has ICR night vision function and code stream of 1 Mbps.
According to the intelligent monitoring device for the elevator passengers to get in and get out of the car, whether passengers enter or leave the car or not is judged through an artificial intelligent image recognition and analysis technology; the slow passenger business turn over of action is judged through artificial intelligence, and it is convenient to take advantage of the ladder for old and weak sick and disabled pregnant woman, provides information for the shortest switch door time of elevator simultaneously, and the elevator switch board no longer adopts the time switch door to realize high-efficient elevator switch door, win the valuable time for control system, more show humanized intellectuality.
According to the intelligent monitoring device for the elevator passenger in-out car, the model image formed based on the neural network and the deep learning is led into the passenger in-out controller in advance, the passenger displacement image information after the elevator arrives is monitored according to the video stream transmitted by the network camera in the car in real time, the judgment that the passenger enters or leaves the elevator can be output to the door machine controller through the solid state relay output mode to form the information that the light curtain is shielded, and the information is connected with the curtain closing signal in series or in parallel. Whether passengers enter or not is judged and whether the passengers enter or not is judged or not is transmitted to the elevator control system in a CAN bus mode, and the elevator control system analyzes and timely determines to open and close the door according to the received information, so that the door is not opened and closed regularly, and artificial intelligence is realized.
The intelligent monitoring device for the elevator passenger to get in and out of the elevator car adopts the image recognition and analysis technology, and determines whether the passenger gets in and out of the elevator car or passes by the elevator door through the edge detection and the detection contour by snapping the image of the passenger near the elevator door and the system model and the displacement of the detected contour in the image. The technology is a brand-new technology applied to elevator passenger detection based on a neural network and deep learning, the technology transmits a judgment result to an elevator control system in real time, so that intelligent door opening and closing of an elevator is realized, the door opening and closing with maximum efficiency is realized without timing door opening and closing, the maximum advantage is high-efficiency, the door opening time with the shortest time is realized, and meanwhile, people with slow actions are ensured to safely enter the elevator.
In conclusion, the intelligent monitoring device for the elevator passengers to get in and out of the elevator car does not need to switch the door at the traditional timing, and adopts the image recognition and analysis technology to realize the intelligent opening and closing of the elevator door, so that the door opening and closing efficiency is improved, and meanwhile, the people with slow actions can be ensured to safely enter the elevator.
It should be understood by those skilled in the art that the above embodiments are only for illustrating the present invention and are not to be used as a limitation of the present invention, and that the changes and modifications of the above embodiments are within the scope of the appended claims as long as they are within the true spirit of the present invention.
Claims (5)
1. The utility model provides an elevator passenger business turn over car intelligent monitoring device which characterized in that, includes web camera and passenger business turn over controller, wherein:
the car moving in a vertical direction along an elevator hoistway having a plurality of landing floors, each landing floor having an elevator door;
the network camera is arranged in the elevator car and is used for shooting passenger displacement image information after the elevator arrives at a station;
a car top overhaul box is arranged at the top end of the car, and the passenger access controller is arranged in the car top overhaul box;
the network camera is communicated with the passenger access controller through a network;
the passenger in-out controller is externally connected with an elevator main control board through a CAN bus;
the elevator main control board is connected with the door motor controller through a CAN bus.
2. The intelligent elevator passenger access car monitoring device of claim 1, wherein said passenger access controller has an RJ45 cable interface and a CAN interface; the elevator main control board is provided with a CAN interface.
3. The intelligent monitoring device for elevator passengers to get in and out of the car as claimed in claim 1, wherein the network camera is installed at the upper part in the car, and the camera direction of the network camera faces the elevator door.
4. The intelligent monitoring device for elevator passenger to get in and out of the car according to claim 1,
the network camera collects passenger displacement image information after the elevator arrives at the station and transmits the passenger displacement image information after the elevator arrives at the station to the passenger access controller through the network;
the passenger access controller is internally provided with a model image, compares the received passenger displacement image information after the elevator arrives at the station with the model image to obtain passenger access judgment information, and transmits the passenger access judgment information to the elevator main control board in real time through the CAN bus;
the elevator main control board sends a corresponding instruction to the door motor controller according to the received passenger in-out judgment information by combining the information of the light curtain and the safety touch panel;
and the door motor controller performs opening and closing of the elevator door according to the received instruction.
5. The intelligent monitoring device for the elevator passenger to get in and out of the car according to claim 1, wherein a car display, a car control panel and a voice station reporter are arranged on the car, and each landing floor is provided with an outbound control panel; the car display, the car control panel, the voice station reporter and the external calling control panel are respectively communicated with the elevator main control panel through CAN buses.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122667500.9U CN216471607U (en) | 2021-11-02 | 2021-11-02 | Intelligent monitoring device for elevator passengers to get in and out of elevator car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122667500.9U CN216471607U (en) | 2021-11-02 | 2021-11-02 | Intelligent monitoring device for elevator passengers to get in and out of elevator car |
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| Publication Number | Publication Date |
|---|---|
| CN216471607U true CN216471607U (en) | 2022-05-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122667500.9U Active CN216471607U (en) | 2021-11-02 | 2021-11-02 | Intelligent monitoring device for elevator passengers to get in and out of elevator car |
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| CN (1) | CN216471607U (en) |
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2021
- 2021-11-02 CN CN202122667500.9U patent/CN216471607U/en active Active
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