CN211310476U - Novel intelligent elevator system with function of monitoring young children - Google Patents
Novel intelligent elevator system with function of monitoring young children Download PDFInfo
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- CN211310476U CN211310476U CN201921012894.0U CN201921012894U CN211310476U CN 211310476 U CN211310476 U CN 211310476U CN 201921012894 U CN201921012894 U CN 201921012894U CN 211310476 U CN211310476 U CN 211310476U
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Abstract
The utility model provides a novel intelligent elevator system with a function of monitoring young children, which comprises an information acquisition Internet of things terminal, and a human body detection circuit, a height detection circuit and a camera which are respectively connected with the information acquisition Internet of things terminal; the human body detection circuit is used for collecting human body signals; the signal input end of the human body detection circuit is connected with the signal output end of the human body thermal infrared sensor; the height detection circuit is used for measuring the height of a human body, and the signal output end of the height detection circuit is connected with the information acquisition Internet of things terminal; the camera is used for collecting video information in the car. Novel intelligent elevator system with little child monitor function have human detection circuitry and height detection circuitry, acquire the interior personnel condition of elevator through hot infrared imaging, carry out the height when detecting to take advantage of the ladder number less and judge, synthesize data such as AD weighing to effectively prevent that little child from taking advantage of the condition of ladder.
Description
Technical Field
The invention belongs to the technical field of intelligent elevators, and particularly relates to a novel intelligent elevator system with a function of monitoring young children.
Background
Since the 21 st century, with the development of urbanization construction in China, residential districts, commercial buildings and company office buildings mainly made of high-rise buildings are greatly emerged in cities, and elevators as a vertical transportation means become an essential transportation means for people in cities. At present, more than 200 elevators are in operation in China, and the elevators are growing at the speed of about 20% every year, wherein escalators and passenger elevators grow particularly rapidly. With the rapid increase and popularization of the utilization rate of the elevator, the elevator is seen everywhere in daily life of people, and the elevator as a special device needs to be operated correctly to reduce the occurrence of safety accidents.
At present, most elevator maintenance means still carry out maintenance, maintenance and repair through traditional elevator annual inspection and daily maintenance personnel. With the development of the trend of the modern science and technology internet of things, a part of elevators adopt a remote monitoring system, but the system needs to transmit collected elevator data into a network after a fault occurs, and finally, the operating data and fault information of the elevators are checked by a worker in a remote elevator workshop, and then, a maintainer is assigned to maintain the elevators. This is not conducive to responding to the failed elevator in real time and the monitoring personnel must watch for monitoring at the remote computer all the time, thus limiting the range of movement of the monitoring personnel.
How to design an intelligent elevator system with a function of monitoring young children becomes a subject of research by those skilled in the art.
Disclosure of Invention
In view of this, the invention aims to provide a novel intelligent elevator system with a function of monitoring young children, which monitors and gives an alarm when the young children alone take the elevator, collects the running condition of the elevator in real time, pre-judges the fault and intelligently controls the floors of the elevator.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
a novel intelligent elevator system with a function of monitoring young children comprises an information acquisition Internet of things terminal, and a human body detection circuit, a height detection circuit and a camera which are respectively connected with the information acquisition Internet of things terminal;
the information acquisition Internet of things terminal is connected with the elevator comprehensive management platform server through a wired communication device or a wireless communication device;
the human body detection circuit is used for collecting human body signals; the signal input end of the human body detection circuit is connected with the signal output end of the human body thermal infrared sensor, and the output end of the human body detection circuit is connected with the information acquisition Internet of things terminal;
the height detection circuit is used for measuring the height of a human body, the signal input end of the height detection circuit is connected with the signal output end of the ultrasonic sensor, and the signal output end of the height detection circuit is connected with the information acquisition Internet of things terminal;
the camera is used for collecting video information in the car.
Further, the human body detection circuit comprises an optical coupler U1, the anode of the input end of the optical coupler U1 is connected with the anode input of an external power supply, the anode is connected with the cathode of the input end of a capacitor C1 to the U1 of the optical coupler, the cathode is connected with the anode of the human body thermal infrared detection output after being connected with a resistor R5 in series, the cathode of the human body thermal infrared output is connected with a resistor R4 to the ground, the collector of the output end of the optical coupler U1 is connected with the anode of the internal power supply, the collector of the output end of the optical coupler U1 is connected with a resistor R2 to the input end of an information acquisition object connection terminal, the information acquisition object connection terminal is connected;
the IR + and IR-connecting ends of the human body detection circuit are connected with a signal output end of the human body thermal infrared sensor, the output end mIN-IR1 of the human body detection circuit is connected with an information acquisition Internet of things terminal, and the information acquisition Internet of things terminal controls the switch of the camera according to the output result of the human body detection circuit.
Further, the height detection circuit comprises a first operational amplifier U1A and a second operational amplifier U1B, wherein the non-inverting terminal of the first operational amplifier U1A is connected with the output terminal of the ultrasonic sensor after being connected with a resistor R1 in series, the output terminal of the ultrasonic sensor is grounded through a resistor R2, the inverting terminal of the first operational amplifier U1A is connected with the output terminal thereof, the output terminal of the first operational amplifier U1A is connected with the resistor R3 in series to the non-inverting terminal of the second operational amplifier U1B, the non-inverting terminal of the second operational amplifier U1B is connected with the resistor R4 in series to the reference voltage terminal, the inverting terminal of the second operational amplifier U1B is connected with the output terminal thereof, the output terminal of the second operational amplifier U1B is connected with the resistor R5 in series to the output terminal of the information acquisition thing connection terminal, and the output terminal of the information acquisition thing connection terminal is grounded through.
Furthermore, the information acquisition internet of things terminal is also connected with an elevator data acquisition sensor group and used for acquiring data information of the elevator.
Further, the elevator data acquisition sensor group comprises a first leakage current sensor and a second leakage current sensor;
the first leakage current sensor is arranged on a car door machine, and the signal output end of the first leakage current sensor is connected with the signal input end of the information acquisition Internet of things terminal;
the leakage current sensor is used for acquiring door opening and closing signals, door opening limit signals, door closing limit signals, door machine fault signals and pre-breaking loss signals of a switch device of the door machine.
Furthermore, the elevator data acquisition sensor group also comprises a leakage current sensor II;
the second leakage current sensor is arranged in the car top maintenance box and used for detecting an electrical signal of the car top maintenance box, and a signal output end of the second leakage current sensor is connected with the information acquisition Internet of things terminal;
and the leakage current sensor II is used for detecting a car roof maintenance signal, a car roof maintenance uplink signal, a car roof maintenance downlink signal, an extension door opening signal, a light curtain signal, a touch panel signal, an AD weighing signal, a driver signal, a special signal, a non-stop signal and a pre-stop switch device loss signal.
Furthermore, the information acquisition Internet of things terminal is also connected with a reading head sensor, and the reading head sensor is used for identifying an IC card, a Bluetooth card and a two-dimensional code access control label.
Further, the wireless communication device is one of a 4G/3G/2G/WiFi communication device.
Furthermore, information acquisition thing allies oneself with terminal still connects microphone and speaker, microphone and speaker all set up in the car.
Compared with the prior art, the novel intelligent elevator system with the function of monitoring the small children has the following advantages:
(1) the novel intelligent elevator system with the function of monitoring the young children is provided with the human body detection circuit and the height detection circuit, the condition of people in the elevator is obtained through thermal infrared imaging, the camera collects video image audio data in the elevator car, the specific condition in the elevator car can be obtained, height judgment is carried out when the number of people taking the elevator is small, data such as AD weighing are integrated, and therefore the condition that the young children take the elevator is effectively prevented.
(2) According to the novel intelligent elevator system with the function of monitoring young children, the car top is provided with the information acquisition internet of things terminal, the leakage current sensor is additionally arranged on the elevator car top control cabinet, signals such as an elevator door opening and closing signal and an AD weighing signal can be acquired, and then whether the operation of a car door is normal or not can be judged, the elevator is overhauled in advance, and the elevator fault is prevented and reduced.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and, together with the description, serve to explain the invention without limitation. In the drawings:
fig. 1 is a schematic block diagram of a novel intelligent elevator system with a function of monitoring small children according to an embodiment of the invention;
FIG. 2 is a circuit diagram of a human body detection circuit according to an embodiment of the present invention;
FIG. 3 is a circuit diagram of a height detection circuit according to an embodiment of the present invention.
Detailed Description
It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which are merely for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the invention, the meaning of "a plurality" is two or more unless otherwise specified.
In the description of the invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "connected" are to be construed broadly, e.g. as being fixed or detachable or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the creation of the present invention can be understood by those of ordinary skill in the art through specific situations.
The invention will be described in detail with reference to the following embodiments with reference to the attached drawings.
As shown in fig. 1, a novel intelligent elevator system with a function of monitoring young children comprises an information acquisition internet of things terminal, and a human body detection circuit, a height detection circuit and a camera which are respectively connected with the information acquisition internet of things terminal;
the information acquisition Internet of things terminal is connected with the elevator comprehensive management platform server through a wired communication device or a wireless communication device; the information acquisition Internet of things terminal can be connected with the elevator comprehensive management platform server through a wireless communication device and can also be connected with the elevator comprehensive management platform server through an LAN port.
The human body detection circuit is used for collecting human body signals; the signal input end of the human body detection circuit is connected with the signal output end of the human body thermal infrared sensor, and the output end of the human body detection circuit is connected with the information acquisition Internet of things terminal;
the height detection circuit is used for measuring the height of a human body, the signal input end of the height detection circuit is connected with the signal output end of the ultrasonic sensor, and the signal output end of the height detection circuit is connected with the information acquisition Internet of things terminal;
the camera is used for collecting video information in the car. The human body detection circuit and the height detection circuit can be integrated on the camera, and the integrated design of equipment in the elevator is realized.
The information acquisition thing allies oneself with the terminal station and mainly plays data acquisition's effect, can adopt the terminal machine from research and development also can adopt the information acquisition device that exists on the existing market among the technical scheme of this patent, information acquisition thing allies oneself with the terminal station and passes through communication line connection wireless communication device, through wireless communication device with the elevator data information and the audio and video information transmission of gathering to elevator integrated management platform, the user can initiatively visit elevator integrated management platform through the customer end, elevator integrated management platform also can promote information to the customer end voluntarily.
The human body detection circuit comprises an optocoupler U1, wherein the anode of the input end of the optocoupler U1 is connected with the anode input of an external power supply, the anode is connected with the cathode of the input end of the optocoupler U1 to the U1 of the optocoupler, the cathode is connected with the anode of the human body thermal infrared detection output after being connected with a resistor R5 in series, the cathode of the human body thermal infrared output is connected with a resistor R4 to the ground, the collector of the output end of the optocoupler U1 is connected with the anode of the internal power supply, the collector of the output end of the optocoupler U1 is connected with a resistor R2 to the input end of an information acquisition thing connection terminal, the information acquisition thing;
the IR + and IR-connecting ends of the human body detection circuit are connected with a signal output end of the human body thermal infrared sensor, the output end mIN-IR1 of the human body detection circuit is connected with an information acquisition Internet of things terminal, and the information acquisition Internet of things terminal controls the switch of the camera according to the output result of the human body detection circuit.
As shown in fig. 3, the height detecting circuit includes a first operational amplifier U1A and a second operational amplifier U1B, wherein a non-inverting terminal of the first operational amplifier U1A is connected in series with a resistor R1 and then connected to an output terminal of the ultrasonic sensor, the output terminal of the ultrasonic sensor is grounded through a resistor R2, a non-inverting terminal of the first operational amplifier U1A is connected to the output terminal thereof, an output terminal of the first operational amplifier U1A is connected in series with a resistor R3 to a non-inverting terminal of the second operational amplifier U1B, a non-inverting terminal of the second operational amplifier U1B is connected in series with a resistor R4 to a reference voltage terminal, a non-inverting terminal of the second operational amplifier U1B is connected to the output terminal thereof, an output terminal of the second operational amplifier U1B is connected in series with a resistor R5 to an output terminal of the information collecting physical connection terminal, and the output terminal of the.
IN fig. 3, AD _ IN is an output signal of the ultrasonic sensor, and MCU _ OUT is a signal obtained by processing an analog output signal of the sensor. When no current exists in the signal, the leakage current output is basically 0V, and the level signal acquired by the MCU is 0V; when the signal has current, the leakage current sensor outputs corresponding voltage according to the signal current, the MCU collects the voltage, and the signal current can be calculated according to the direct proportion relation.
In nature, all objects with the temperature higher than absolute zero (-273 ℃) radiate infrared rays at every moment, and meanwhile, the infrared radiation carries characteristic information of the objects, the thermal infrared sensor can form a thermal image video signal according to the difference between the body temperature of a human body and the inside of the lift car, and the elevator taking condition of people inside the lift car can be obtained by analyzing the signal.
When a human body enters the elevator, the human body temperature can be captured by the human body thermal imaging sensor, the human body detection circuit sends a signal to the information acquisition thing connection terminal, the information acquisition thing connection terminal wakes up the camera to capture an image and transmits the image to the information acquisition thing connection terminal, the information acquisition thing connection terminal can acquire the number of people taking the elevator in the elevator car through an AD weighing signal comprehensive image recognition algorithm, if the number of passengers is less or the weight of the passengers is too low, the ultrasonic sensor and the height detection circuit are activated to scan the height, if all the heights of the passengers are scanned to be lower than 1.2m, the information acquisition thing connection terminal sends a car door normally open signal to the key control panel to control the car door to normally open and lock other elevator taking keys, plays voice to warn the small requesters in the elevator car to take the elevator alone, and uploads information such as video image signals and floors in the elevator car to the elevator comprehensive management platform in real time through communication modes such as, the real estate reminding method can be pushed to a real estate client side through short messages and the like to remind the real estate to be processed.
The information acquisition Internet of things terminal is also connected with an elevator data acquisition sensor group and used for acquiring data information of the elevator.
The elevator data acquisition sensor group comprises a leakage current sensor I and a leakage current sensor II;
the first leakage current sensor is arranged on a car door machine, and the signal output end of the first leakage current sensor is connected with the signal input end of the information acquisition Internet of things terminal;
the leakage current sensor is used for acquiring door opening and closing signals, door opening limit signals, door closing limit signals, door machine fault signals and pre-breaking loss signals of a switch device of the door machine.
The elevator data acquisition sensor group also comprises a leakage current sensor II;
the second leakage current sensor is arranged in the car top maintenance box and used for detecting an electrical signal of the car top maintenance box, and a signal output end of the second leakage current sensor is connected with the information acquisition Internet of things terminal;
and the leakage current sensor II is used for detecting a car roof maintenance signal, a car roof maintenance uplink signal, a car roof maintenance downlink signal, a prolonged door opening signal, a light curtain signal, a touch panel signal, a weighing signal, a driver signal, a special signal, a non-stop signal and a pre-stop switch device loss signal.
The information acquisition Internet of things terminal is also connected with a reading head sensor, and the reading head sensor is used for identifying an IC card, a Bluetooth card and a two-dimensional code entrance guard tag. The wireless communication device is one of 4G/3G/2G/WiFi communication devices, but is not limited to the wireless communication modes. The information acquisition thing allies oneself with terminal still connects the elevator steering wheel for the work of control elevator steering wheel, information acquisition thing allies oneself with terminal and uploads to elevator comprehensive management platform in real time through communication methods such as 4G WIFI, in case the condition that the child took the elevator alone takes place, modes such as accessible SMS are pushed to the property client, and open the lift-cabin door and lock the elevator steering wheel button, and the speech pacifies the child, reaches the purpose that avoids the child to take the elevator alone and takes danger.
The information acquisition thing allies oneself with terminal still connects microphone and speaker, microphone and speaker all set up in the car. Through microphone, speaker and camera, can with little child's interdynamic in the car, pacify, remind.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the invention, so that any modifications, equivalents, improvements and the like, which are within the spirit and principle of the present invention, should be included in the scope of the present invention.
Claims (9)
1. The utility model provides a novel intelligent elevator system with little child monitor function which characterized in that: the system comprises an information acquisition Internet of things terminal, and a human body detection circuit, a height detection circuit and a camera which are respectively connected with the information acquisition Internet of things terminal;
the information acquisition Internet of things terminal is connected with the elevator comprehensive management platform server through a wired communication device or a wireless communication device;
the human body detection circuit is used for collecting human body signals; the signal input end of the human body detection circuit is connected with the signal output end of the human body thermal infrared sensor, and the output end of the human body detection circuit is connected with the information acquisition Internet of things terminal;
the height detection circuit is used for measuring the height of a human body, the signal input end of the height detection circuit is connected with the signal output end of the ultrasonic sensor, and the signal output end of the height detection circuit is connected with the information acquisition Internet of things terminal;
the camera is used for collecting video information in the car.
2. The novel intelligent elevator system with toddler monitoring function of claim 1, wherein: the human body detection circuit comprises an optocoupler U1, the anode of the input end of the optocoupler U1 is connected with the anode input of an external power supply, the anode of the input end of the optocoupler U1 is connected with a capacitor C1 to the cathode of the input end of the optocoupler U1, the cathode of the input end of the optocoupler U1 is connected with the anode of the human body thermal infrared detection output after being serially connected with a resistor R5, the cathode of the human body thermal infrared output is connected with a resistor R4 to the ground, the collector of the output end of the optocoupler U1 is connected with the anode of the internal power supply, the collector of the output end of the optocoupler U1 is connected with a resistor R2 to the input end of an information acquisition thing connection terminal;
the IR + and IR-connecting ends of the human body detection circuit are connected with a signal output end of the human body thermal infrared sensor, the output end mIN-IR1 of the human body detection circuit is connected with an information acquisition Internet of things terminal, and the information acquisition Internet of things terminal controls the switch of the camera according to the output result of the human body detection circuit.
3. The novel intelligent elevator system with toddler monitoring function of claim 1, wherein: the height detection circuit comprises a first operational amplifier U1A and a second operational amplifier U1B, wherein the in-phase end of the first operational amplifier U1A is connected with the output end of the ultrasonic sensor after being connected with a resistor R1 in series, the output end of the ultrasonic sensor is grounded through a resistor R2, the anti-phase end of the first operational amplifier U1A is connected with the output end thereof, the output end of the first operational amplifier U1A is connected with a resistor R3 to the in-phase end of the second operational amplifier U1B in series, the in-phase end of the second operational amplifier U1B is connected with a resistor R4 to a reference voltage end, the anti-phase end of the second operational amplifier U1B is connected with the output end thereof, the output end of the second operational amplifier U1B is connected with a resistor R5 to the output end of the information acquisition physical connection terminal, and the output end of the information acquisition physical connection terminal.
4. The novel intelligent elevator system with toddler monitoring function of claim 1, wherein: the information acquisition Internet of things terminal is also connected with an elevator data acquisition sensor group and used for acquiring data information of the elevator.
5. The novel intelligent elevator system with toddler monitoring function of claim 4, wherein: the elevator data acquisition sensor group comprises a leakage current sensor I and a leakage current sensor II;
the first leakage current sensor is arranged on a car door machine, and the signal output end of the first leakage current sensor is connected with the signal input end of the information acquisition Internet of things terminal;
the leakage current sensor is used for acquiring door opening and closing signals, door opening limit signals, door closing limit signals, door machine fault signals and pre-breaking loss signals of a switch device of the door machine.
6. The novel intelligent elevator system with toddler monitoring function of claim 4, wherein: the elevator data acquisition sensor group also comprises a leakage current sensor II;
the second leakage current sensor is arranged in the car top maintenance box and used for detecting an electrical signal of the car top maintenance box, and a signal output end of the second leakage current sensor is connected with the information acquisition Internet of things terminal;
and the leakage current sensor II is used for detecting a car roof maintenance signal, a car roof maintenance uplink signal, a car roof maintenance downlink signal, an extension door opening signal, a light curtain signal, a touch panel signal, an AD weighing signal, a driver signal, a special signal, a non-stop signal and a pre-stop switch device loss signal.
7. The novel intelligent elevator system with toddler monitoring function of claim 1, wherein: the information acquisition Internet of things terminal is also connected with a reading head sensor, and the reading head sensor is used for identifying an IC card, a Bluetooth card and a two-dimensional code entrance guard tag.
8. The novel intelligent elevator system with toddler monitoring function of claim 1, wherein: the wireless communication device is one of 4G/3G/2G/WiFi communication devices.
9. The novel intelligent elevator system with toddler monitoring function of claim 1, wherein: the information acquisition thing allies oneself with terminal still connects microphone and speaker, microphone and speaker all set up in the car.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110217661A (en) * | 2019-07-02 | 2019-09-10 | 比亦特网络科技（天津）有限公司 | A kind of novel Intelligent lift system with little Tong monitoring function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110217661A (en) * | 2019-07-02 | 2019-09-10 | 比亦特网络科技（天津）有限公司 | A kind of novel Intelligent lift system with little Tong monitoring function |
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