CN209835328U - Elevator monitoring system based on Internet of things - Google Patents
Elevator monitoring system based on Internet of things Download PDFInfo
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- CN209835328U CN209835328U CN201920384820.3U CN201920384820U CN209835328U CN 209835328 U CN209835328 U CN 209835328U CN 201920384820 U CN201920384820 U CN 201920384820U CN 209835328 U CN209835328 U CN 209835328U
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Abstract
The utility model discloses an elevator monitored control system based on thing networking, including a plurality of elevator equipment, elevator monitoring platform based on thing communication of networking, cloud ware and dimension protect the terminal, elevator equipment and elevator monitoring platform communication connection, elevator monitoring platform passes through cloud ware and dimension and protects terminal communication connection, wherein, be provided with data acquisition device on the elevator equipment, a processor, microcontroller, the communication unit, memory and main power supply unit, the storage has the ID information and the normal operating condition information of the elevator equipment who corresponds in the memory, data acquisition device is including the sensor module who gathers elevator equipment's real-time operating condition information and the maintenance information collection module who gathers elevator equipment's maintenance information. The utility model discloses an elevator monitoring platform can realize carrying out real-time, effectual control to the elevator of a large amount of dispersion distributions to send the fault information and the ID information of trouble elevator for the dimension when the elevator breaks down in real time and protect the terminal, realize the quick maintenance to trouble elevator.
Description
Technical Field
The utility model relates to an elevator control technical field especially relates to an elevator monitored control system based on thing networking.
Background
Along with the pace of urbanization construction, the population density in cities is increased, the floors of houses are also increased to meet the living and office requirements of people, elevators are widely used in modern social life, and more than five stories and high-rise buildings in China are equipped with one or more elevators without one side.
The daily utilization rate of the elevator is extremely high, faults are easy to occur or potential safety hazards exist, and more safety accidents are caused by elevator faults every year. At present, most of domestic elevators ensure the running safety of the elevators through regular maintenance. In case of elevator failure, most passengers inform the attendant of a monitoring room through an alarm system and a help-seeking conversation tool arranged in an elevator car, and as the situation is urgent and does not have a professional background, the failure information transmitted by the passengers is often the simplest and crudely basic situation, and the maintenance personnel are often difficult to judge specific failure and can only arrive at the site and then check from the beginning, so that the maintenance time is prolonged, and the operation benefit of the elevator is reduced. In addition, the elevator fault and detection records are generally stored in a monitoring room through the input of a computer after being recorded by a paper pen by maintenance personnel, and data loss is often caused.
Therefore, how to effectively monitor a large number of dispersedly distributed elevators and quickly and accurately acquire the information of normal operation and failure of the elevators is of great significance for realizing quick maintenance, shortening the elevator shutdown time and improving the elevator service quality and the elevator operation benefit.
SUMMERY OF THE UTILITY MODEL
To the defect among the prior art, the utility model provides an elevator monitored control system based on thing networking.
The utility model discloses an elevator monitored control system based on thing networking includes a plurality of elevator equipment, based on thing communication network's elevator monitoring platform, cloud ware and dimension protect the terminal, elevator equipment with elevator monitoring platform communication connection, elevator monitoring platform passes through cloud ware with dimension protects terminal communication connection, wherein, be provided with data acquisition device, treater, microcontroller, communication unit, memory and main power supply unit on the elevator equipment, data acquisition device, treater, microcontroller, communication unit signal connection in proper order, the memory with the treater is connected, the storage has the correspondence in the memory elevator equipment's ID information and normal operating condition information, main power supply unit is used for corresponding the elevator equipment power supply, data acquisition device is including the sensor module that is used for gathering the real-time operating condition information of the elevator equipment who corresponds and the electricity that is used for gathering the correspondence Maintenance information acquisition module of the maintenance information of ladder equipment.
The utility model discloses an elevator monitoring platform can realize carrying out in real time to the elevator of a large amount of dispersion distributions, effectual control, accurately acquire the real-time running state information of elevator rapidly, and elevator monitoring platform sends the fault information and the ID information of trouble elevator for the maintenance terminal through cloud ware in real time when the elevator breaks down, realize the quick maintenance to the trouble elevator, and through maintenance and the trouble maintenance record of maintaining information acquisition module collection elevator equipment, the transfer when the follow-up needs of being convenient for, can effectively avoid the problem that the data that manual record maintenance record caused are lost.
Preferably, the sensor module comprises one or any combination of an inclination angle sensor, an acceleration sensor, a human body induction sensor, a photoelectric horizon sensor, a landing door switch signal sensor and a car door switch signal sensor, and the inclination angle sensor, the acceleration sensor, the human body induction sensor, the photoelectric horizon sensor, the landing door switch signal sensor and the car door switch signal sensor are respectively in signal connection with the processor. The operating state of the elevator installation is detected in real time by means of various sensors arranged on the elevator installation.
Preferably, the sensor module further comprises a camera installed in the car of the elevator equipment, and the camera is in signal connection with the processor and is used for acquiring image information in the car of the elevator equipment. The camera is used for collecting image information in the car of the elevator equipment, and particularly when the elevator equipment breaks down, live videos or pictures can be well provided for the elevator monitoring platform, so that the elevator monitoring platform can conveniently know real conditions in a failed elevator in real time, and a reliable basis is provided for a follow-up elevator monitoring platform to take corresponding emergency measures.
Preferably, the sensor module further comprises a fire sensing device installed in a car of the elevator equipment, the fire sensing device comprises a temperature sensor and/or a smoke sensor, and the temperature sensor and the smoke sensor are respectively in signal connection with the processor. Whether a fire disaster happens in the lift car of the elevator equipment is detected in real time through the fire disaster sensing device, so that fire fighting measures can be taken conveniently and timely, and life and property losses are reduced.
Preferably, the main power supply unit includes a transformer, a bridge rectifier circuit, an RC filter circuit, and a voltage regulator circuit, which are connected in sequence. The common single-phase 220V alternating current or three-phase 380V alternating current can be converted into stable low-voltage direct current for the operation of each detection module and each control module of the elevator equipment through the voltage reduction of a transformer in the main power supply unit, the rectification of a bridge rectifier circuit, the clutter filtering of an RC filter circuit and the voltage stabilization of a voltage stabilizing circuit.
Preferably, the elevator equipment is also provided with a standby power supply unit, and the standby power supply unit is used for supplying power to the corresponding elevator equipment under the condition that the main power supply unit is powered off. Can make elevator equipment normal operating a period under the power failure condition through setting up reserve power supply unit to guarantee elevator passenger's safety in, can also guarantee simultaneously that elevator equipment can carry out normal communication with elevator monitoring platform when having a power failure at any time.
Preferably, the elevator equipment is further provided with a power supply detection circuit, a signal input end of the power supply detection circuit is connected with the main power supply unit, and a signal output end of the power supply detection circuit is connected with a power supply detection signal input end of the microcontroller. Whether the main power supply unit normally supplies power is detected through the power supply detection circuit, when the main power supply unit normally supplies power, the standby power supply unit is controlled by the microcontroller to charge, and when the main power supply unit supplies power abnormally, the standby power supply unit is controlled by the microcontroller to provide temporary power support for the elevator equipment.
Preferably, the maintenance information collection module comprises an input unit and an identity recognition sub-module, wherein the input unit is used for elevator maintenance personnel to input elevator maintenance information, and the identity recognition sub-module is used for recognizing identity information of the elevator maintenance personnel. The identity information of the elevator maintenance personnel is identified through the identity identification submodule, and only when the identity information of the elevator maintenance personnel is matched with the identity information of the maintenance personnel stored in the identity identification submodule, the input of maintenance record information input by the input unit is received.
Preferably, the identity recognition sub-module comprises one or any combination of a fingerprint recognition sub-module, a face recognition sub-module, an iris recognition sub-module and a radio frequency recognition sub-module. The identity information of the elevator maintenance personnel is identified through the modules individually or through the combination of the modules, so that the elevator maintenance personnel is convenient and safe.
Preferably, the communication unit is a wireless communication module. The elevator equipment is in communication connection with the elevator monitoring platform through the wireless communication module, wiring is reduced, and construction and maintenance cost is reduced.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural framework diagram of an elevator monitoring system based on the internet of things disclosed by the utility model;
fig. 2 is the utility model discloses a circuit connection schematic diagram of elevator monitored control system's main power module based on thing networking.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the description of the present invention, unless otherwise specified and limited, it is to be noted that the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, mechanically or electrically connected, or may be connected between two elements through an intermediate medium, or may be directly connected or indirectly connected, and specific meanings of the terms may be understood by those skilled in the art according to specific situations.
The utility model provides an elevator monitored control system based on thing networking, as shown in fig. 1, this system includes a plurality of elevator equipment 1, elevator monitoring platform 2 based on thing communication network, cloud ware 3 and dimension protect terminal 4, elevator equipment 1 and 2 communication connection of elevator monitoring platform, elevator monitoring platform 2 is through cloud ware 3 and dimension protect terminal 4 communication connection, wherein, be provided with data acquisition device 11 on the elevator equipment 1, treater 12, microcontroller 13, communication unit 14, memory 15 and main power supply unit 16, data acquisition device 11, treater 12, microcontroller 13, communication unit 14 is signal connection in proper order, memory 15 is connected with treater 12, the ID information and the normal operating condition information of elevator equipment 1 that correspond are stored in the memory 15, main power supply unit 16 is used for supplying power for the elevator equipment 1 that corresponds, data acquisition device 11 is including the sensor that is used for gathering the real-time running condition information of the elevator equipment 1 that corresponds A module 111 and a maintenance information collecting module 112 for collecting maintenance information of the corresponding elevator installation 1.
Specifically, in this embodiment, a cloud database is deployed in the cloud server 2, the system collects real-time operation state information of the corresponding elevator device 1 through the sensor module 111 of the device on the elevator device 1 and sends the real-time operation state information to the processor 12, and collects maintenance information of the corresponding elevator device 1 through the maintenance information collection module 112 and sends the maintenance information to the processor 12, where the processor 12 compares the real-time operation state information with normal operation state information of the elevator device 1 pre-stored in the memory 15, if the real-time operation state information collected by the sensor module 111 is different from the normal operation state information of the elevator device 1 pre-stored, the processor 12 determines that the elevator device 1 has a fault, and the processor 12 binds the real-time operation state information and the determination result with ID information of the corresponding elevator device 1 pre-stored in the memory 15, and sends the real-time running state information and the judgment result bound with the ID information of the elevator equipment 1 to the microcontroller 13, the microcontroller 13 sends the received real-time running state information and the judgment result bound with the ID information of the elevator equipment 1 to the elevator monitoring platform 2 through the communication unit 14, the cloud server 3 receives and stores the real-time running state information and the judgment result sent by the elevator monitoring platform 2, and synchronously updates the real-time operation state information to a cloud database deployed in the cloud server 3, when the judgment result is an elevator fault, the real-time running state information bound with the ID information of the elevator equipment 1 and the judgment result are sent to the maintenance terminal 4 for maintenance and dispatching, the maintenance terminal 4 is configured for corresponding elevator maintenance personnel, and the maintenance terminal 4 can be an intelligent mobile terminal, such as a smart phone, a tablet computer and the like, provided with a corresponding APP capable of receiving the real-time running state information and the judgment result sent by the server 3. The maintenance information of the corresponding elevator equipment 1 collected by the maintenance information collection module 112 is also subjected to data processing by the processor 12, then transmitted to the microcontroller 13, then transmitted to the elevator monitoring platform 1 for data monitoring, and then transmitted to the cloud server 3 for data updating and storage. The microcontroller 13 also controls the data acquisition device 11 correspondingly according to the control command sent by the elevator monitoring platform 2. The elevator monitoring platform 2 can call the historical operation data and the historical maintenance data of any elevator device 1 in the monitoring range from the cloud database in the cloud server 3 at any time according to the requirement. The ID information of the elevator equipment 1 can specifically comprise the elevator number and the elevator model of the elevator equipment 1 and the specific address of the location of the elevator, so that an elevator maintenance worker can quickly know the position of the elevator equipment 1 and the basic information of the elevator after receiving an elevator maintenance order, the maintenance time is shortened, the elevator shutdown time is shortened, and the elevator service quality and the elevator running benefit are improved.
Specifically, the elevator monitoring platform 2 includes a display device for displaying the running state of each elevator device 1 in the monitoring range, and further includes an alarm device for giving a corresponding alarm when the judgment result obtained after the comparison and judgment of the real-time running state information sent by the microcontroller 13 of the elevator device 1 is an elevator fault, so as to remind the staff of the elevator monitoring platform 2 to perform timely tracking processing.
Specifically, the elevator monitoring platform can be a property monitoring center, an elevator manufacturer monitoring center or an elevator maintenance department monitoring center.
In particular, an analog-to-digital conversion module, a digital signal processing module and a comparator are integrated within the processor 12. The microcontroller 13 may be a single chip microcomputer.
The utility model discloses an elevator monitoring platform 2 can realize carrying out real-time to a large amount of dispersedly distributed's elevator, effectual control, accurately acquire the real-time running state information of elevator rapidly, and elevator monitoring platform 2 sends the fault information and the ID information of trouble elevator for maintenance terminal 4 through cloud ware 3 in real time when the elevator breaks down, realize the quick maintenance to the trouble elevator, and through maintenance information collection module 112 maintenance elevator equipment 1's maintenance and trouble maintenance record, the scheduling when being convenient for follow-up needs, can effectively avoid the problem that the data that manual record maintenance record caused are lost.
In this embodiment, the sensor module 111 includes an inclination sensor 1111, an acceleration sensor 1112, a human body sensor 1113, a photoelectric layer sensor 1114, a layer door switch signal sensor 1115, and a car door switch signal sensor 1116, and the inclination sensor 1111, the acceleration sensor 1112, the human body sensor 1113, the photoelectric layer sensor 1114, the layer door switch signal sensor 1115, and the car door switch signal sensor 1116 are respectively in signal connection with the processor 12. The operating state of the elevator installation 1 is detected in real time by various sensors provided on the elevator installation 1. Specifically, the inclination sensor 1111 is used to detect the inclination angle of the elevator car; the acceleration sensor 1112 is used for detecting the running speed and acceleration signals of the elevator car; the human body induction sensor 1113 is used for detecting whether passengers enter or exit the elevator car; the photoelectric floor sensor 1114 is used for detecting whether the bottom surface of the elevator car is flush with the floor right opposite to the elevator entrance; the landing door switch signal sensor 1115 is arranged on the elevator landing door of each floor of the building corresponding to the elevator equipment 1 and is used for detecting the switch state of the elevator landing door of each floor of the building corresponding to the elevator equipment 1; the door switch signal sensor 1116 is provided on the elevator door, and may be a travel switch for detecting the open/close state of the door of the elevator car of the elevator apparatus 1. The sensor module 111 can also comprise a load cell, which can be a pressure sensor or a tension sensor arranged on the elevator car, for detecting the total weight of passengers in the elevator car of the elevator installation 1.
In this embodiment, the sensor module 111 further includes a camera 1117 installed in the car of the elevator apparatus 1, and the camera 1117 is in signal connection with the processor 12 and is used for collecting image information in the car of the elevator apparatus 1. The camera 1117 is used for collecting image information in the car of the elevator equipment 1, and particularly when the elevator equipment 1 breaks down, live videos or pictures can be well provided for the elevator monitoring platform 2, so that the elevator monitoring platform 2 can know real conditions in a failed elevator in real time, and a reliable basis is provided for the follow-up elevator monitoring platform 2 to take corresponding emergency measures.
In this embodiment, the sensor module 111 further includes a fire sensing device 1118 installed in the car of the elevator apparatus 1, the fire sensing device 1118 includes a temperature sensor 11181 and a smoke sensor 11182, and the temperature sensor 11181 and the smoke sensor 11182 are respectively in signal connection with the processor 12. Whether a fire occurs in the car of the elevator equipment 1 is detected in real time through the fire sensing device 1118, so that fire fighting measures can be taken conveniently in time, and life and property losses are reduced. The temperature sensor 11181 is used for detecting the ambient temperature in the elevator car of the elevator device 1, the smoke sensor 11182 is used for detecting the smoke concentration in the elevator car of the elevator device 1, and the temperature sensor 11181 and the smoke sensor 11182 are used for cooperatively detecting, so that the detection result is more accurate and reliable.
Specifically, in the present embodiment, as shown in fig. 2, the main power supply unit 16 includes a transformer 161, a bridge rectifier circuit 162, an RC filter circuit 163, and a voltage stabilizing circuit 164, which are connected in this order. The voltage reduction by the transformer 161, the rectification by the bridge rectifier circuit 162, the noise filtering by the RC filter circuit 163 and the voltage stabilization by the voltage stabilizing circuit 164 in the main power supply unit 16 can convert the commonly used single-phase 220V ac or three-phase 380V ac into a stable low-voltage dc for the operation of the detection modules and control modules of the elevator installation 1.
In the present embodiment, the elevator installation 1 is further provided with a backup power supply unit 17, and the backup power supply unit 17 is used for supplying power to the corresponding elevator installation 1 when the main power supply unit 16 is powered off. The elevator equipment 1 can normally run for a period of time under the condition of power failure by arranging the standby power supply unit 17 so as to ensure the safety of passengers in the elevator, and meanwhile, the elevator equipment 1 can be ensured to be in normal communication with the elevator monitoring platform 2 at any time when the power failure occurs.
In the present embodiment, the elevator apparatus 1 is further provided with a power supply detection circuit 18, a signal input terminal of the power supply detection circuit 18 is connected to the main power supply unit 16, and a signal output terminal of the power supply detection circuit 18 is connected to a power supply detection signal input terminal of the microcontroller 13. Whether the main power supply unit 16 supplies power normally is detected through the power supply detection circuit 18, when the main power supply unit 16 supplies power normally, the backup power supply unit 17 is controlled to charge through the microcontroller 13, and when the main power supply unit 16 supplies power abnormally (for example, power failure), the backup power supply unit 17 is controlled through the microcontroller 13 to provide temporary power support for the elevator device 1.
In this embodiment, the maintenance information collection module 112 includes an input unit 1121 and an identity recognition submodule 1122, where the input unit 1121 is used by an elevator maintenance worker to input elevator maintenance information, and the identity recognition submodule 1122 is used to recognize identity information of the elevator maintenance worker. The identity information of the elevator maintenance personnel is identified by the identity identifying sub-module 1122, and the input of the maintenance record information into the input unit 1121 is received only when the identity information of the elevator maintenance personnel is matched with the identity information of the maintenance personnel stored in the identity identifying sub-module 1122.
In this embodiment, the identity recognition sub-module 1122 includes one or any combination of a fingerprint recognition sub-module, a face recognition sub-module, an iris recognition sub-module, and a radio frequency recognition sub-module. The identity information of the elevator maintenance personnel is identified through the modules individually or through the combination of the modules, so that the elevator maintenance personnel is convenient and safe.
In the present embodiment, the communication unit 14 is a wireless communication module. The elevator equipment 1 is in communication connection with the elevator monitoring platform 2 through the wireless communication module, wiring is reduced, and construction and maintenance cost is reduced. The wireless communication module can be a GSM module, a 3G module, a 4G module or a WIFI module.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. The elevator monitoring system based on the Internet of things is characterized by comprising a plurality of elevator devices, an elevator monitoring platform based on the Internet of things communication, a cloud server and a maintenance terminal, wherein the elevator devices are in communication connection with the elevator monitoring platform, the elevator monitoring platform is in communication connection with the maintenance terminal through the cloud server, a data acquisition device, a processor, a microcontroller, a communication unit, a memory and a main power supply unit are arranged on the elevator devices, the data acquisition device, the processor, the microcontroller and the communication unit are in signal connection in sequence, the memory is connected with the processor, corresponding ID information and normal operation state information of the elevator devices are stored in the memory, the main power supply unit is used for supplying power to the corresponding elevator devices, and the data acquisition device comprises a sensor module used for acquiring real-time operation state information of the corresponding elevator devices and a sensor module used for acquiring corresponding real-time operation state information of the corresponding elevator devices The maintenance information acquisition module of the maintenance information of the elevator equipment.
2. The elevator monitoring system based on the internet of things of claim 1, wherein the sensor module comprises one or any combination of an inclination sensor, an acceleration sensor, a human body induction sensor, a photoelectric leveling sensor, a landing door switch signal sensor and a car door switch signal sensor, and the inclination sensor, the acceleration sensor, the human body induction sensor, the photoelectric leveling sensor, the landing door switch signal sensor and the car door switch signal sensor are respectively in signal connection with the processor.
3. The internet of things-based elevator monitoring system of claim 2, wherein the sensor module further comprises a camera mounted in the car of the elevator device, the camera in signal connection with the processor for acquiring image information in the car of the elevator device.
4. The Internet of things-based elevator monitoring system according to claim 3, wherein the sensor module further comprises a fire sensing device installed in a car of the elevator equipment, the fire sensing device comprises a temperature sensor and/or a smoke sensor, and the temperature sensor and the smoke sensor are respectively in signal connection with the processor.
5. The Internet of things-based elevator monitoring system according to any one of claims 1-4, wherein the main power supply unit comprises a transformer, a bridge rectifier circuit, an RC filter circuit and a voltage regulator circuit which are connected in sequence.
6. The Internet of things-based elevator monitoring system according to any one of claims 1-4, wherein a standby power supply unit is further arranged on the elevator equipment and used for supplying power to the corresponding elevator equipment when the main power supply unit is powered off.
7. The elevator monitoring system based on the internet of things of claim 6, wherein a power supply detection circuit is further arranged on the elevator equipment, a signal input end of the power supply detection circuit is connected with the main power supply unit, and a signal output end of the power supply detection circuit is connected with a power supply detection signal input end of the microcontroller.
8. The Internet of things-based elevator monitoring system according to any one of claims 1-4, wherein the maintenance information collection module comprises an input unit and an identity recognition sub-module, the input unit is used for elevator maintenance personnel to input elevator maintenance information, and the identity recognition sub-module is used for recognizing identity information of the elevator maintenance personnel.
9. The internet of things-based elevator monitoring system according to claim 8, wherein the identity recognition sub-module comprises one or any combination of a fingerprint recognition sub-module, a face recognition sub-module, an iris recognition sub-module and a radio frequency recognition sub-module.
10. The internet of things-based elevator monitoring system of claim 1, 2, 3, 4, 7 or 9, wherein the communication unit is a wireless communication module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920384820.3U CN209835328U (en) | 2019-03-26 | 2019-03-26 | Elevator monitoring system based on Internet of things |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920384820.3U CN209835328U (en) | 2019-03-26 | 2019-03-26 | Elevator monitoring system based on Internet of things |
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| CN209835328U true CN209835328U (en) | 2019-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920384820.3U Expired - Fee Related CN209835328U (en) | 2019-03-26 | 2019-03-26 | Elevator monitoring system based on Internet of things |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110958332A (en) * | 2019-12-30 | 2020-04-03 | 中祖建设安装工程有限公司 | Intelligent fire-fighting Internet of things system |
| CN112551281A (en) * | 2020-07-08 | 2021-03-26 | 北京德风新征程科技有限公司 | Elevator management method based on Internet of things |
| CN113581962A (en) * | 2021-08-10 | 2021-11-02 | 江苏省特种设备安全监督检验研究院 | Fault monitoring system of elevator hall door |
| CN115367581A (en) * | 2022-09-20 | 2022-11-22 | 齐鲁工业大学 | Elevator remote monitoring platform based on intelligent Internet of things and embedded equipment |
-
2019
- 2019-03-26 CN CN201920384820.3U patent/CN209835328U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110958332A (en) * | 2019-12-30 | 2020-04-03 | 中祖建设安装工程有限公司 | Intelligent fire-fighting Internet of things system |
| CN112551281A (en) * | 2020-07-08 | 2021-03-26 | 北京德风新征程科技有限公司 | Elevator management method based on Internet of things |
| CN113581962A (en) * | 2021-08-10 | 2021-11-02 | 江苏省特种设备安全监督检验研究院 | Fault monitoring system of elevator hall door |
| CN115367581A (en) * | 2022-09-20 | 2022-11-22 | 齐鲁工业大学 | Elevator remote monitoring platform based on intelligent Internet of things and embedded equipment |
| CN115367581B (en) * | 2022-09-20 | 2023-06-16 | 齐鲁工业大学 | Elevator remote monitoring platform based on intelligent Internet of things and embedded equipment |
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