CN112573313A - Elevator with blind guiding function and control method thereof - Google Patents

Elevator with blind guiding function and control method thereof Download PDF

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Publication number
CN112573313A
CN112573313A CN202011416776.3A CN202011416776A CN112573313A CN 112573313 A CN112573313 A CN 112573313A CN 202011416776 A CN202011416776 A CN 202011416776A CN 112573313 A CN112573313 A CN 112573313A
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China
Prior art keywords
elevator
blind
blind person
controller
box body
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Pending
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CN202011416776.3A
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Chinese (zh)
Inventor
王梦嘉
程卓
袁泉
黄田野
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China University of Geosciences
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China University of Geosciences
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Priority to CN202011416776.3A priority Critical patent/CN112573313A/en
Publication of CN112573313A publication Critical patent/CN112573313A/en
Pending legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B1/00—Control systems of elevators in general
    • B66B1/02—Control systems without regulation, i.e. without retroactive action
    • B66B1/06—Control systems without regulation, i.e. without retroactive action electric
    • B66B1/14—Control systems without regulation, i.e. without retroactive action electric with devices, e.g. push-buttons, for indirect control of movements
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H3/00—Appliances for aiding patients or disabled persons to walk about
    • A61H3/06—Walking aids for blind persons
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B1/00—Control systems of elevators in general
    • B66B1/34—Details, e.g. call counting devices, data transmission from car to control system, devices giving information to the control system
    • B66B1/3415—Control system configuration and the data transmission or communication within the control system
    • B66B1/3446—Data transmission or communication within the control system
    • B66B1/3461—Data transmission or communication within the control system between the elevator control system and remote or mobile stations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B1/00—Control systems of elevators in general
    • B66B1/34—Details, e.g. call counting devices, data transmission from car to control system, devices giving information to the control system
    • B66B1/3476—Load weighing or car passenger counting devices
    • B66B1/3484—Load weighing or car passenger counting devices using load cells
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B1/00—Control systems of elevators in general
    • B66B1/34—Details, e.g. call counting devices, data transmission from car to control system, devices giving information to the control system
    • B66B1/46—Adaptations of switches or switchgear
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B1/00—Control systems of elevators in general
    • B66B1/34—Details, e.g. call counting devices, data transmission from car to control system, devices giving information to the control system
    • B66B1/46—Adaptations of switches or switchgear
    • B66B1/468—Call registering systems
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B3/00—Applications of devices for indicating or signalling operating conditions of elevators
    • B66B3/002—Indicators
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B3/00—Applications of devices for indicating or signalling operating conditions of elevators
    • B66B3/02—Position or depth indicators
    • 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
    • B66B5/0012—Devices monitoring the users of the elevator system
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B2201/00—Aspects of control systems of elevators
    • B66B2201/40—Details of the change of control mode
    • B66B2201/46—Switches or switchgear
    • B66B2201/4607—Call registering systems
    • B66B2201/4615—Wherein the destination is registered before boarding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B2201/00—Aspects of control systems of elevators
    • B66B2201/40—Details of the change of control mode
    • B66B2201/46—Switches or switchgear
    • B66B2201/4607—Call registering systems
    • B66B2201/4653—Call registering systems wherein the call is registered using portable devices

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  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Health & Medical Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Rehabilitation Therapy (AREA)
  • Pain & Pain Management (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Epidemiology (AREA)
  • Elevator Control (AREA)
  • Indicating And Signalling Devices For Elevators (AREA)

Abstract

The elevator comprises an RFID tag, a Braille button, an RFID card reader, a camera, a pressure sensor, an ultrasonic distance measuring sensor, a voice broadcasting module and an elevator controller, wherein the RFID tag is arranged in the blind crutch in a built-in mode, the Braille button is embedded in the surface of the blind crutch and is electrically connected with the RFID tag, the control signal input end of the elevator controller is respectively connected with the signal output ends of the RFID card reader, the camera, the pressure sensor and the ultrasonic distance measuring sensor, and the control signal output end of the elevator controller is respectively connected with the control signal input ends of the floor selection panel, the call panel and the voice broadcasting module. The elevator can effectively help the blind to know the internal condition of the elevator, has the function of guiding the blind, ensures that the blind can conveniently and quickly operate, and saves the trouble that the blind searches for the operating button by himself.

Description

Elevator with blind guiding function and control method thereof
Technical Field
The invention relates to the technical field of elevator control, in particular to an elevator with a blind person guiding function and a control method thereof.
Background
Nowadays, car elevators have been widely used in various high-rise buildings in cities, and become indispensable moving tools for people living and working at high-rise buildings. However, the blind, as a special group in cities, also sometimes has to be assisted by elevators.
At present, floor indicating buttons in an elevator mainly adopt light to display a selected floor, a user selects a floor which the user wants to reach through the buttons, and the floor indicating lamp is lightened; when arriving at the appointed floor, the sound control prompts the number of floors that the personnel in the elevator arrived, and the floor indicating lamp goes out. The elevator does not consider the situation of the blind when using the elevator, and for the blind to take the elevator alone, the specific positions of the buttons of the operation panel and the information of the representative floors are not clear, the reserved residence time for the blind is short, and the operation is very inconvenient. Therefore, it is necessary to redesign an elevator which can really guide the blind conveniently.
Disclosure of Invention
The invention aims to solve the problems that the existing elevator in the background technology does not guide the blind to take and is very inconvenient to use and operate, thereby providing the elevator with the function of guiding the blind.
In order to solve the above problems, the present invention provides an elevator with blind guiding function, which comprises an elevator box, a floor selecting panel and a calling panel, and further comprises:
the RFID tag is arranged in the blind crutch, a Braille button is embedded in the surface of the blind crutch, the Braille button is electrically connected with the RFID tag, and the RFID tag is written with floor information of the blind and floor information input by the blind;
the RFID card readers are respectively arranged in the calling panels of all floors;
the camera is arranged right above the interior of the elevator box and is used for shooting passengers in the elevator box at regular time and capturing images;
the pressure sensors are uniformly distributed at the bottom of the elevator cage and are used for determining the weight and the number of people in the elevator cage;
the ultrasonic ranging sensors are uniformly distributed on the inner wall of the elevator box body and are used for determining the space spacing condition among people in the elevator box body;
the voice broadcasting module is positioned at the top in the elevator box body and used for broadcasting the number and distribution condition of the personnel in the elevator box body;
and the control signal input end of the elevator controller is respectively connected with the signal output ends of the RFID card readers, the camera, the pressure sensor and the ultrasonic ranging sensor, and the control signal output end of the elevator controller is respectively connected with the control signal input ends of the floor selection panel, the call panel and the voice broadcast module.
Preferably, the braille buttons are provided with braille numbers.
Preferably, the braille button is provided with a convex embossed graphic symbol for displaying the opening, closing, ascending, descending and emergency of the elevator.
Preferably, the elevator controller is a computer, a single chip microcomputer or a programmable program controller.
Preferably, the bottom plate of the elevator box body adopts a double-layer structure, the pressure sensor is arranged on the upper layer or between the upper layer and the lower layer of the bottom plate of the elevator box body, and the bottom plate of the elevator box body is divided into a left part and a right part according to the position of the pressure sensor.
Preferably, the call panels are disposed on left and right walls of the elevator entrance, respectively.
Preferably, the elevator controller includes:
the acquisition module is used for acquiring information of the RFID card reader, the camera, the pressure sensor and the ultrasonic ranging sensor;
the judging module is used for judging whether the personnel of the elevator box body is overloaded or not;
the control module is used for respectively carrying out voice broadcasting and calculation analysis on the voice broadcasting module and the ultrasonic ranging sensor;
and the transmitting module is used for transmitting instructions to the voice broadcasting module, the floor selection panel and the calling panel.
Compared with the prior art, the elevator with the blind guiding function has the following beneficial effects:
1. the Braille button arranged on the walking stick for the blind is suitable for operation and identification of the blind, and the Braille button writes an input instruction into the RFID tag, is read and identified by the RFID card reader, and is transmitted to the elevator controller, so that the elevator is automatically controlled to run.
2. Through the cooperation use of camera, pressure sensor and ultrasonic sensor to inform the blind person through voice broadcast with the inside condition of elevator, can effectively let the blind person know the inside personnel distribution condition of elevator.
The invention also provides a control method of the elevator with the blind guiding function, which comprises the elevator with the blind guiding function, and the control method comprises the following steps:
S1: the blind person inputs information of a destination layer to be reached through the Braille button on the blind person crutch, and when the elevator controller receives an instruction input by the RFID label, the blind person elevator taking button is judged whether to be triggered;
S2: after the elevator entrance door is opened, the interior of the elevator is judgedThe elevator controller controls the voice broadcasting module to broadcast whether the number of the elevator reaches the set load and the set number of the elevator, and if the number of the elevator does not reach the set load and the set number of the elevator, the blind people are reminded to enter the elevator, and the destination floor is successfully registered; otherwise, the voice prompt continues to wait;
S3: when the blind person enters the elevator, a camera shoots to obtain personnel distribution photo information in the elevator box, a pressure sensor detects to obtain personnel distribution position information in the elevator box and respectively transmits the photo information and the position information to an elevator controller, and the elevator controller sends a control command to an ultrasonic distance measuring sensor to perform calculation and analysis to obtain accurate distance information of the personnel;
S4: the elevator controller sends the acquired accurate distance information of the personnel to the voice broadcasting module to remind the blind people to enter the left side or the right side of the elevator box body;
S5: when the elevator reaches the destination floor, the elevator controller controls the call panel to call, and the blind people are reminded of arriving at the destination floor.
Preferably, the specific step of judging whether the elevator-taking button for the blind is triggered comprises:
S11: when the blind person wants to take the elevator, the blind person selectively presses a braille button on the blind person crutch, and the input floor information is written into the RFID label;
S12: the RFID card reader acquires floor information written in the RFID label in an induction mode and sends an acquired instruction to the elevator controller;
S13: the elevator controller controls the call panel to light up, triggers the blind person to take the elevator button, and continues to wait if the blind person is not triggered.
Preferably, the elevator door opening and closing time T of the elevator with the blind guiding function is 6-10 seconds.
The advantages of the control method for the prior art are the same as those of the elevator with the blind guiding function, and the description is omitted here.
Drawings
Fig. 1 is a configuration diagram of an elevator having a blind person guiding function in the embodiment of the present invention;
FIG. 2 is a schematic structural view of a crutch for the blind in an embodiment of the invention;
fig. 3 is a front view of an elevator cage of an elevator having a blind person guiding function in the embodiment of the present invention, as viewed from the inside of an entrance;
fig. 4 is a system control configuration diagram of an elevator having a blind person guiding function in the embodiment of the present invention;
fig. 5 is a schematic structural diagram of an elevator controller of an elevator with a blind guiding function in the embodiment of the invention;
fig. 6 is a schematic flow chart showing a control method of an elevator with a blind person guiding function according to an embodiment of the present invention;
FIG. 7 shows the control method of FIG. 6 in step S1The detailed flow diagram of (1).
Description of reference numerals:
wherein: 1-an RFID tag; 2-an RFID card reader; 3-a camera; 4-a pressure sensor; 5-ultrasonic ranging sensor; 6-voice broadcasting module; 7-an elevator controller; 71-an acquisition module; 72-an acquisition module; 73-a control module; 74-a transmitting module; 8-elevator car body; 9-floor selection panel; 10-a call panel; 11-braille buttons.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the forward direction of "X" in the drawings represents the left direction, and correspondingly, the reverse direction of "X" represents the right direction; the forward direction of "Y" represents the forward direction, and correspondingly, the reverse direction of "Y" represents the backward direction; the forward direction of "Z" represents the upward direction, and correspondingly, the reverse direction of "Z" represents the downward direction, and the directions or positional relationships indicated by the terms "X", "Y", "Z", etc. are based on the directions or positional relationships shown in the drawings of the specification, and are only for convenience of describing and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular direction, be constructed and operated in a particular direction, and thus should not be construed as limiting the present invention. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, or may be communicated with each other inside the two elements, or may be wirelessly connected or wired connected. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 7, an embodiment of the present invention provides an elevator with a blind person guiding function, including an elevator box 8, a floor selection panel 9 and a call panel 10, wherein the elevator box 8 slides up and down under the action of a driving device in a fixed guide rail, the call panel 10 is disposed on the wall of an elevator doorway on each floor, the floor selection panel 9 is fixedly disposed on the inner wall of the elevator box 8, the elevator also includes an RFID tag 1, the RFID tag 1 is disposed in a blind person crutch, a braille button 11 is further embedded on the surface of the blind person crutch, the braille button 11 is electrically connected with the RFID tag 1 through a wire, and the RFID tag 1 writes in advance floor information of the blind person and target floor information input by the blind person;
the RFID readers 2 are respectively provided in the call panels 10 of the respective floors, and the RFID readers 2 are automatic identification devices capable of reading data in the RFID tags 1.
It should be noted that RFID radio frequency identification is a non-contact automatic identification technology, which automatically identifies a target object and obtains related data through a radio frequency signal, and the identification work does not require manual intervention, and can work in various environments. The RFID technology can identify high-speed moving objects, can identify a plurality of labels simultaneously, and is quick and convenient to operate. In the embodiment of the invention, the RFID card reader 2 is adopted to read the floor information and other symbol information which the blind person needs to write into the RFID tag 1.
As shown in fig. 1, a camera 3 is further arranged above the elevator and is installed above one corner in an elevator box 8, the camera 3 can shoot passengers in the elevator box 8 at regular time and capture images, and in the embodiment of the invention, the elevator controller controls the camera 3 to capture the images in the elevator once every 3 seconds.
As shown in fig. 1 and 3, the pressure sensors 4 are uniformly distributed at the bottom of the elevator cage 8, and the pressure sensors 4 are used for determining the distribution of people in the elevator cage 8. in the embodiment of the invention, when a passenger stands in the elevator, the pressure sensors 4 under the floor of the elevator can detect the weight and distribution of the passenger when being pressed.
As shown in fig. 1 and 3, the ultrasonic ranging sensors 5 are uniformly distributed on the inner wall of the elevator car 8, and the ultrasonic ranging sensors 5 are used for determining the space interval condition of people in the elevator car 8;
as shown in fig. 1 and 3, the voice broadcasting module 6 is located at the top inside the elevator car 8 and is used for broadcasting the number and distribution of people inside the elevator car 8;
referring to fig. 1, 3, 4 and 5, the control signal input end of the elevator controller 7 is connected to the signal output ends of the RFID card readers 2, the camera 3, the pressure sensor 4 and the ultrasonic ranging sensor 5, and the control signal output end of the elevator controller 7 is connected to the control signal input ends of the floor selection panel 9, the call panel 10 and the voice broadcast module 6.
In the embodiment of the invention, the elevator controller 7 is electrically connected with the RFID card reader 2, the camera 3, the pressure sensor 4 and the ultrasonic ranging sensor 5 respectively, and can acquire the collected related information, and the elevator controller 7 is also electrically connected with the floor selection panel 9, the call panel 10 and the voice broadcast module 6, and is used for controlling the corresponding devices to output instructions according to the made instructions.
Specifically, as shown in fig. 1, the braille buttons 11 are provided with braille numerals. In the embodiment of the present invention, the braille numerals include 1 to 30, up and down symbols, and an emergency button, etc.
Specifically, as shown in fig. 2, raised graphic symbols for displaying on, off, up, down, emergency, etc. of the elevator are provided on the braille buttons 11, raised marks corresponding to braille numbers are also provided on the elevator buttons on the floor selection panel 9, and each elevator button is connected to the call panel 10.
By adopting the technical scheme, when the blind person enters the elevator, the blind person can press the corresponding floor by touching the Braille button 11, so that the blind person can conveniently take the elevator alone. Meanwhile, the call panel 10 is adopted to conveniently and visually hear voice prompts.
Specifically, as shown in fig. 1, the elevator controller 7 is a computer, a single chip microcomputer, or a programmable controller.
In the control system of modern elevator, almost all the control system adopts PLC or microcomputer control, and can be programmed repeatedly without changing peripheral circuit, thereby providing verification platform for various elevator dispatching algorithms. In the embodiment of the present invention, the elevator controller 7 also employs a computer, a single chip microcomputer, or a programmable controller with higher control accuracy. The anti-interference capability of the elevator can be enhanced, and the reliability is enhanced. In addition, the module circuit board structure of the elevator controller 7 body also brings convenience to later maintenance or upgrading displacement, and occupies a smaller installation space. If some of the components are replaced or displaced, only a certain module of the elevator controller 7 needs to be replaced, reducing costs.
Specifically, as shown in fig. 1, the bottom plate of the elevator car 8 has a double-layer structure, and the pressure sensor 4 is disposed on the upper layer or between the upper and lower layers of the bottom plate of the elevator car 8, and the bottom plate of the elevator car 8 is divided into left and right portions according to the position of the pressure sensor 4.
In the specific embodiment of the invention, the pressure sensor 4 is arranged on the upper layer or between the upper layer and the lower layer of the bottom plate of the elevator box body 8, so that the pressure sensor 4 can detect the weight and the distribution condition of people in the elevator at any time, the elevator controller 7 can automatically control related output equipment, the electric energy for motor operation is effectively saved, and the cost for elevator operation is reduced.
Specifically, as shown in connection with fig. 1, call panels 10 are provided on left and right walls of an elevator entrance, respectively. The call panel 10 is provided with up and down symbol mark buttons which can be lighted.
Specifically, as shown in fig. 5, the elevator controller 7 includes an obtaining module 71, configured to obtain information of the RFID card reader 2, the camera 3, the pressure sensor 4, and the ultrasonic ranging sensor 5;
the judging module 72 is used for judging whether the personnel in the elevator box body 8 is overloaded and comprehensively analyzing and judging the weight and the distribution information of the personnel acquired by the pressure sensor 4 and the image characteristics shot by the camera 3;
the control module 73 is used for performing voice broadcasting and calculation analysis on the voice broadcasting module 6 and the ultrasonic ranging sensor 5 respectively;
and a transmitting module 74, configured to send instructions to the voice broadcast module 6, the floor selection panel 9, and the call panel 10.
The working process is as follows: when a blind person takes the elevator, the blind person enters the elevator along the indicating track and arrives near the entrance of the elevator, the blind person touches the blind person button 11 on the crutch and carries out floor selection, the blind person waits for the elevator to open the door for reminding after selection, an input instruction on the blind person button 11 is transmitted to the RFID tag 1, the received instruction information is transmitted to the elevator controller 7 through the RFID card reader 2 arranged in the calling panel 10, the elevator controller 7 transmits the instruction to the voice broadcasting module 6 and the indicating lamp on the floor selecting panel 9, the indicating lamp is lightened, the elevator door is opened, other persons taking the elevator are reminded at the same time, people are reminded to give way for the blind person, meanwhile, after the pressure sensor in the bottom plate of the elevator box body 8 calculates the weight of the elevator passenger, the elevator controller 7 transmits the instruction to the voice broadcasting module 6 to broadcast whether the person inside the elevator is overloaded in real time, when not reaching the elevator and setting for weight and number, the elevator is closed the door, then inside camera 3 of elevator acquires inside personnel image, through characteristic contrastive analysis, and combine ultrasonic ranging sensor 5 and pressure sensor 4's detected data, synthesize contrastive analysis, calculate the space surplus condition between the personnel of taking, control voice broadcast module 6 carries out voice broadcast, remind the blind person to get into the left side or right side space, then continue the operation, when arriving and setting for the floor, elevator controller 7 controls voice broadcast module 6 and carries out the suggestion to the floor, remind the blind person, avoid the blind person to miss down the elevator time, when the appointed floor of blind person arrives, elevator controller 7 acts on the door opening system, the time extension of closing the door T, provide sufficient time for the blind person.
The embodiment of the invention also provides a control method of the elevator with the blind guiding function, which is used for the elevator with the blind guiding function and comprises the following steps:
S1: the blind person inputs the information of a destination layer to be reached through the Braille button 11 on the blind person crutch, and when the elevator controller 7 receives the instruction input by the RFID tag 1, the blind person elevator taking button is judged whether to be triggered;
S2: after the elevator entrance door is opened, judging whether the number and the weight of people in the elevator reach the set number and the weight of people in the elevator, controlling the voice broadcasting module 6 to broadcast the number and the weight of people in the elevator to reach the set number of people in the elevator by the elevator controller 7, and if the number of people in the elevator does not reach the set number of people in the elevator, reminding the blind people of entering the elevator and successfully registering the destination floor; otherwise, the voice prompt continues to wait;
S3: when the blind person enters the elevator, a camera 3 shoots to obtain the distribution photo information of the personnel in an elevator box body 8, a pressure sensor 4 detects to obtain the distribution position information of the personnel in the elevator box body 8 and respectively transmits the photo information and the position information to an elevator controller 7, and the elevator controller 7 sends a control command to an ultrasonic distance measuring sensor 5 for calculation and analysis to obtain the accurate distance information of the personnel;
S4: the elevator controller 7 sends the acquired accurate distance information of the personnel to the elevatorThe voice broadcasting module 6 is used for reminding the blind to enter the left side or the right side of the elevator box body 8;
S5: when the elevator reaches the destination floor, the elevator controller 7 controls the call panel 10 to make a call to remind the blind of the arrival of the passenger at the destination floor.
Specifically, with reference to fig. 7, the specific step of determining whether the elevator-riding button for the blind is triggered includes:
S11: when the blind person wants to take the elevator, the blind person selectively presses the braille button 11 on the blind person crutch, and the input floor information is written into the RFID tag 1;
S12: the RFID card reader 2 acquires floor information written in the RFID tag 1 in an induction mode and sends an acquired instruction to the elevator controller 7;
S13: the elevator controller 7 controls the call panel 10 to light up, triggers the blind person elevator taking button, and continues to wait if the blind person elevator taking button is not triggered.
Particularly, the door opening and closing time T of the elevator with the blind guiding function is 6-10 seconds. In the embodiment of the invention, in order to be convenient for the blind to use, the elevator convenient for the blind to use is provided with the timing unit in the elevator controller, and when the timing of the timing unit is 8 seconds, the blind can be ensured to reasonably arrange time to get in and out of the elevator, the reminding function is also realized, and the accidents such as mistaking and the like are prevented.
Although the present disclosure is made in light of the above, the scope of the present disclosure is not limited thereto. Various changes and modifications may be effected therein by one of ordinary skill in the pertinent art without departing from the spirit and scope of the present disclosure, and these changes and modifications are intended to be within the scope of the present disclosure.

Claims (10)

1. An elevator with blind guiding function, comprising an elevator car (8), a floor selection panel (9) and a call panel (10), characterized by further comprising:
the blind crutch comprises an RFID tag (1) which is arranged in the blind crutch, wherein a Braille button (11) is embedded in the surface of the blind crutch, the Braille button (11) is electrically connected with the RFID tag (1), and the RFID tag (1) can write floor information of a blind person and floor information input by the blind person;
the RFID card readers (2) are respectively arranged in the calling panels (10) of all floors;
the camera (3) is installed right above the elevator box body (8), and the camera (3) shoots passengers in the elevator box body (8) at regular time and captures images;
the pressure sensors (4) are uniformly distributed at the bottom of the elevator box body (8), and the pressure sensors (4) are used for determining the weight and distribution condition of people in the elevator box body (8);
the ultrasonic ranging sensors (5) are uniformly distributed on the inner wall of the elevator box body (8), and the ultrasonic ranging sensors (5) are used for determining the space spacing condition among people in the elevator box body (8);
the voice broadcasting module (6) is positioned on one side of the top in the elevator box body (8) and is used for broadcasting the number and distribution condition of personnel in the elevator box body (8);
the elevator control system comprises an elevator controller (7), wherein the control signal input end of the elevator controller (7) is respectively connected with the signal output ends of the RFID card readers (2), the camera (3), the pressure sensor (4) and the ultrasonic ranging sensor (5), and the control signal output end of the elevator controller (7) is respectively connected with the control signal input ends of the floor selection panel (9), the call panel (10) and the voice broadcast module (6).
2. Elevator with blind guidance according to claim 1, characterized in that braille numerals are provided on the braille buttons (11).
3. The elevator with blind guiding function according to claim 1, characterized in that: and the Braille button (11) is provided with convex prominent graphic symbols for displaying the opening, closing, ascending, descending and emergency of the elevator.
4. Elevator with blind guidance according to claim 1, characterized in that the elevator control (7) is a computer, a single-chip microcomputer or a programmable control.
5. The elevator with blind guiding function according to claim 1, characterized in that the bottom plate of the elevator cage (8) is of a double-layer structure, the pressure sensor (4) is arranged on the upper layer or between the upper and lower layers of the bottom plate of the elevator cage (8), and the bottom plate of the elevator cage (8) is divided into left and right parts according to the position of the pressure sensor (4).
6. Elevator with blind guidance according to claim 1, characterized in that the call panels (7) are placed on the left and right walls of the elevator entrance, respectively.
7. Elevator with blind guidance according to claim 1, characterized in that the elevator control (7) comprises:
an acquisition module (71) for acquiring information of the RFID reader (2), the camera (3), the pressure sensor (4) and the ultrasonic ranging sensor (5);
a judging module (72) for judging whether a person of the elevator car (8) is overloaded;
the control module (73) is used for respectively carrying out voice broadcasting and calculation analysis on the voice broadcasting module (6) and the ultrasonic ranging sensor (5);
a transmitting module (74) for sending instructions to the voice broadcast module (6), the floor selection panel (9) and the call panel (10).
8. A control method of an elevator with a blind person guiding function for the elevator with the blind person guiding function according to any one of claims 1 to 7, characterized by comprising the steps of:
S1: the blind person inputs information of a destination layer to be reached through a Braille button (11) on the blind person crutch, and when the elevator controller (7) acquires the information of the RFID label (1)When the blind person takes the elevator, judging whether the button for the blind person to take the elevator is triggered or not;
S2: after an elevator entrance door is opened, whether the load of people in the elevator reaches the set weight and the number of people in the elevator is judged, the elevator controller (7) controls the voice broadcasting module (6) to broadcast whether the load of the elevator reaches the set weight and the number of people in the elevator, if the load of the elevator does not reach the set weight and the number of people in the elevator, the blind people are reminded to enter the elevator, the destination floor is successfully registered, otherwise, the voice reminding continues to wait;
S3: when the blind person enters the elevator, a camera (3) shoots to obtain the distribution photo information of the personnel in the elevator box body (8), a pressure sensor (4) detects to obtain the distribution position information of the personnel in the elevator box body (8), and transmits the photo information and the position information to an elevator controller (7) respectively, and the elevator controller (7) sends a control command to an ultrasonic ranging sensor (5) for calculation and analysis to obtain the accurate distance information of the personnel;
S4: the elevator controller (7) sends the acquired accurate distance information of the personnel to the voice broadcasting module (6) to remind the blind people to enter the left side or the right side of the elevator box body (8);
S5: when the elevator reaches the destination floor, the elevator controller (7) controls the call panel (10) to call to remind the blind people of the arrival at the destination floor.
9. The method as claimed in claim 8, wherein the step of determining whether the elevator button is triggered comprises:
S11: when the blind person wants to take the elevator, the blind person selectively presses the Braille button (11) on the blind person crutch, and the input floor information is written into the RFID tag (1);
S12: the RFID card reader (2) is used for acquiring floor information written in the RFID label (1) in an induction mode and sending an acquired instruction to the elevator controller (7);
S13: the elevator controller (7) controls the call panel (10) to lightAnd triggering the blind person elevator taking button, and if not, continuing to wait.
10. The method for controlling an elevator with a blind person guiding function according to claim 9, wherein the door opening and closing time T of the elevator with a blind person guiding function is 6 to 10 seconds.
CN202011416776.3A 2020-12-07 2020-12-07 Elevator with blind guiding function and control method thereof Pending CN112573313A (en)

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Application Number Priority Date Filing Date Title
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Publication Number Publication Date
CN112573313A true CN112573313A (en) 2021-03-30

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024033665A1 (en) * 2022-08-08 2024-02-15 Kleemann Hellas S.A. Method and system for user and elevator communication with braille code

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024033665A1 (en) * 2022-08-08 2024-02-15 Kleemann Hellas S.A. Method and system for user and elevator communication with braille code
GR20220100657A (en) * 2022-08-08 2024-03-12 Κλεμαν Ελλας - (Kleeman Hellas) Ανωνυμος Βιομηχανικη Εμπορικη Εταιρεια Για Μηχανολογικες Κατασκευες Α.Ε., User-and-elevator communication method and system with braille codes

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