CN201494977U - Elevator monitoring propitiation system - Google Patents
Elevator monitoring propitiation system Download PDFInfo
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- CN201494977U CN201494977U CN2009202321891U CN200920232189U CN201494977U CN 201494977 U CN201494977 U CN 201494977U CN 2009202321891 U CN2009202321891 U CN 2009202321891U CN 200920232189 U CN200920232189 U CN 200920232189U CN 201494977 U CN201494977 U CN 201494977U
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Abstract
An elevator monitoring propitiation system comprises a remote control monitoring computer and at least one set of monitoring propitiation system, wherein each elevator is correspondingly provided with a set of monitoring propitiation system, the monitoring propitiation system is connected with a remote monitoring computer by a wideband network through an exchange or a router, and the monitoring propitiation system comprises an elevator operation signal collecting module, a video signal module, an audio signal module, a signal processing and transmitting module. The elevator monitoring propitiation system adopts the embedded type system technique, is based on wideband network communication, highly integrates operation signal collection, video frequency monitoring and voice commutation functions of a plurality of elevators, thereby the integration level of the monitoring system is high, the volume is small, the function is strong, building wideband network lines which are distributed well are led into elevator machine rooms, thereby realizing remote elevator operation state monitoring, and elevator box image video frequency monitoring with low cost, and realizing interactive voice communication with staffs in the elevators, and the later operation nearly has no communication cost.
Description
Technical field
The utility model relates to the monitoring of elevator operation, pacifies remote monitor and control, fault pre-alarming and the speech communication that device is realized elevator by embedded elevator monitoring, is applicable to vertical lift, escalator and dumb waiter, for a kind of elevator monitoring is pacified system.
Background technology
Elevator is as the vehicle of the vertical operation of city building, because catastrophic failure often takes place unexpected factors such as elevator parts inefficacy, causes and closes the people, even casualty accident.Therefore needing in time, the rescue group of notice specialty in time implements rescue.Usually by lift car trapped personnel notice elevator management personnel, get in touch the rescue group by the elevator management personnel again during Lift out of order, cause rescue time to prolong.Because elevator faults is agnogenio, the rescue group need search fault cause during maintenance after implementing rescue.In addition, before the rescue group arrives in rescue site, can not know and understand car trapped personnel situation, still can not implement pacify at heart, make in the fault car trapped personnel health and be subjected to great damage at heart trapped personnel.
At present, implement the more existing solutions of prison inspection at elevator, the analog video surveillance technology is adopted in having in existing elevator of extensively adopting, special wiring realizes third party's video monitor of lift car in the local scope, the voice wiring realizes lift car and Control Room third party voice-frequency telephony separately in the local scope, is only applicable to 3 kilometers transmission range midway as the big device of secondary in not increasing.This type of scheme is because video, audio frequency independent wiring and employing analog signal transmission, video, the independent networking self-organizing system of audio frequency, can't realize the transmission of being incorporated into the power networks of video, audio frequency, the networking cost height, can not realize and the combination monitoring of elevator operation, can not realize the long-distance on-line transmission of video, sound signal.In addition, part elevator monitoring scheme adopts industrial control computer in elevator(lift) machine room, hereinafter to be referred as " industrial computer ", in system, insert video frequency collection card and utilize the sound card of computing machine can realize running state collection, speech communication and the video monitor of elevator, but owing to need increase an industrial computer at each elevator(lift) machine room, the natural, graceful and poised complexity of system, hardware construction cost are big, do not meet integrated Industry Control theory.Some monitoring scheme adopts microcontroller embedded systems technology to realize the monitoring of elevator operation, but because common micro controller system does not possess video multimedia data compression process and network transmission function, often can only realize the elevator operation monitoring, can't realize the function of video monitor and speech communication.
Summary of the invention
Problem to be solved in the utility model is: existing elevator monitoring wiring is complicated, and monitoring range is limited, and watch-dog disperses, and integrated level is not high, watch-dog cost height.
The technical solution of the utility model is: a kind of elevator monitoring is pacified system, comprise that the monitoring of remote monitor and control computing machine and at least one cover pacifies device, every elevator correspondence is provided with a cover monitoring and pacifies device, monitoring is pacified device and is connected with the remote monitor and control computing machine by broadband network by exchange or router, described monitoring is pacified device and is comprised elevator run signal acquisition module, the vision signal module, the sound signal module, signal conditioning and transport module, elevator operation Information Monitoring acquisition module, the output of vision signal module is connected to signal conditioning and transport module, the sound signal module is connected with the signal conditioning transport module is two-way, and signal conditioning is connected exchange or router with transport module.
Signal conditioning and transport module are a dsp chip, elevator run signal acquisition module comprises light-coupled isolation reduction voltage circuit and CPLD chip, elevator multi-channel running status signal input light-coupled isolation reduction voltage circuit, parallel again input CPLD chip, the output of CPLD chip connects dsp chip.
At light lotus root isolated buck circuit to the elevator operation voltage of signals in 0～60V interval, hardware jumper during wiring; The elevator operation voltage of signals directly inserts signal in 60～110V interval, and light lotus root isolated buck circuit is provided with 60 tunnel elevator run signal input circuits independently.
The vision signal module comprises analog signal camera, composite video terminal and vision signal decoding circuit, and view data in the analog signal camera collection elevator by composite video terminal incoming video signal decoding circuit, is imported dsp chip again; The sound signal module comprises acoustic pickup, player, audio input end, audiofrequency output terminal and audio signal decoding circuit, acoustic pickup connects the audio signal decoding circuit by audio input end, player connects the audio signal decoding circuit by the audiofrequency output terminal, and the audio signal decoding circuit connects dsp chip.
Dsp chip carries network controller, connects broadband network by the RJ45 interface.
The utility model chip adopts DSP to handle as elevator operation data, the multi-medium data of system core chip and the elevator embedded monitoring of network transmission technology is pacified device, can gather the vision signal of analog or digital camera, realize multimedia video, audio signal sample, the conversion of multimedia analog signal figure, digital multimedia video, audio signal compression and data coding transmission.Utilize the broadband network mechanics of communication to realize the remote transmission and the telecommunication of the data of elevator operation, vision signal and sound signal, still do not have research in the elevator industry.
The utility model adopts embedded system technology, and is based on the broadband network communication that the collection of many elevator run signal, video monitoring and speech communication function height is integrated, makes control monitor unit integrated level height, and the little function of volume is strong.Device is pacified in monitoring be arranged at elevator, the mansion broadband networks winding thread that cloth was good is already introduced elevator(lift) machine room, can low-cost realize that remote elevator monitoring running state, lift car picture video monitor and realize interactively speech communication with the cab interior personnel, and the later stage is moved several no communication costs.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 pacifies the structural representation of device for the utility model monitoring.
The specific embodiment
The utility model provides a kind of elevator monitoring to pacify system, can realize many online elevator operation monitoring, fault pre-alarming, car video monitor and speech communications by a grid line, as Fig. 1.
For solving the data acquisition and the network transmission problem of elevator operation signal, vision signal, sound signal, the utility model adopts the CPLD chip of many GPIO pin function to gather elevator multi-channel running status data; Employing has the dsp chip of multi-medium data collection, processing and functionality, network interface and realizes the vision signal of lift car multi-media image sensor, collection, decoding and the multi-medium data compression of audio-frequency information, by the network communication module that embeds ICP/IP protocol data transmission is entered broadband network, the grid line utilization is distributed widely in the network broadband resource in the mansion building, need not special wiring, low-cost remote elevator monitoring running state, the lift car picture video realized monitors and realizes interactively speech communication with the cab interior personnel.Externally IO interface comprises 60 tunnel elevator run signal input circuits independently, the corresponding double needle socket of 60 pins that is provided with 2.54 interfaces on the CPLD chip, composite video terminal, two 3.5mm COBBAIFs, RJ45 network interface, monitoring is pacified device and is comprised elevator run signal acquisition module, vision signal module, sound signal module, signal conditioning and four modules of transport module.As Fig. 2, signal conditioning and transport module are a dsp chip, and elevator run signal acquisition module comprises light-coupled isolation reduction voltage circuit and CPLD chip, elevator multi-channel running status signal input light-coupled isolation reduction voltage circuit, parallel again input CPLD chip, the output of CPLD chip connects dsp chip.The vision signal module comprises analog signal camera, composite video terminal and vision signal decoding circuit, and view data in the analog signal camera collection elevator by composite video terminal incoming video signal decoding circuit, is imported dsp chip again; The sound signal module comprises acoustic pickup, player, audio input end, audiofrequency output terminal and audio signal decoding circuit, acoustic pickup connects the audio signal decoding circuit by audio input end, player connects the audio signal decoding circuit by the audiofrequency output terminal, and the audio signal decoding circuit connects dsp chip.
1). elevator run signal acquisition module:
The elevator operation data are by each circuit connection terminal in apparatus for controlling elevator and connect signal wire (SW), with the voltage signal access light lotus root isolated buck loop of lift loop.After elevator signal is isolated through light lotus root circuit, obtain the low voltage analog signal of 3.3V.In addition,, make elevator main system and monitoring pacify the device Signal Spacing, avoided the signal between system to disturb by light lotus root circuit isolated buck.For dissimilar elevators or same elevator since the operating voltage grade of each electric loop may be not quite similar, voltage class commonly used has DC24V, DC48V, DC80V and four grades of DC110V, when in light lotus root isolated buck circuit, designing, consider the interval current characteristics of light lotus root normal operation, in circuit, designed the electric resistance partial pressure wire jumper and handled.Insert voltage signal in 0～60V interval for elevator, need hardware jumper to handle during wiring; Insert voltage signal for elevator and handle directly access signal at the wire jumper that need not in 60～110V interval.Consider the elevator monitoring and the needs of expansion in the future, be provided with 60 tunnel elevator run signal input circuits independently.
2). the vision signal module
Vision signal comes from the panorama simulation camera that is installed in car top, can obtain car panoramic vision effect as far as possible, inserts control monitor unit composite video terminal by coaxial cable, adopts the simulation camera can effectively reduce supporting camera cost.Analog video signal is converted to digital video signal through the vision signal decoding scheme, is sent to DSP video processing leading portion.DSP to digital video signal according to the requirement of network transfer speeds to resolution and very coloured silk adjust, the high-quality digital video that the highest support 30 frames 640 * 480 resolution 16bit are very color can obtain goodish video image quality.Because the video data volume is big, control monitor unit provides digital video signal data compression transfer function, the data compression ratio of the highest support 80%.For the not too high user of network quality, self-defining data compression of images ratio as requested reduces the transmission quantity of video data, greatly for using the screen picture that provides smooth.
The utility model vision signal decoding circuit adopts the TVP5146 chip of TI company, and TVP5146 belongs to the high-quality video coding chip, can become video format to common baseband analog video format conversion.Support the A/D conversion of RGB and YPbPr signal, support NTSC, PAL and SECAM composite video De Xie Code and A/D.The employing speed of the A/D of TVP5146 conversion can reach 30MSPS at the sampling width during for 10bit.Utilize 10 video input pins of TVP5146 chip, can support the input alone or in combination of multiple picture format.
Video data converts the 10bitYUV4:2:2 form to by TVP5146 video coding and decoding chip, delivering to dsp chip then handles, that the kernel processor chip dsp chip is selected for use is the TMS320DM642 of TI company, DM642 in-to-in video processing front end VPFE is an imageing sensor, video decoders etc. provide input interface, VPFE is by the CCD controller, the image preview device, the H3A controller, the window size adjuster, the histogram maker is formed, the CCD controller, image preview device and H3A controller produce the preview image of required resolution according to input video, and window size adjuster and histogram maker are supported automatic focusing, AWB, the endless loop of automatic exposure is regulated.Delivering to the video processing rear end after video data is handled shows or delivers to the DSP module and carry out H.264 compression algorithm.
3). the sound signal module
Voice communication is by being installed in the mutual conversation that acoustic pickup in the car and player are realized.Acoustic pickup and player are by corresponding respectively 3.5mm audio frequency input port (MIC) and audiofrequency output port (SPK) that inserts this patent of tone frequency channel wire.The sound signal decoding scheme is converted into the manageable digital audio-frequency data form of DSP then to being sampled by the simulated audio signal of acoustic pickup collection input; Equally, the digital audio and video signals that the sound signal decoding scheme transmits DSP carries out the DAC conversion, broadcasted by player after the tone frequency channel wire transmission, thereby the digital-to-analogue and the analogue to digital conversion of realization voice signal is realized the interactive voice communication.
The utility model adopts the stereo coding and decoding chip of TI low-power consumption TLV320AIC33, and this chip has a plurality of input ports and a plurality of output port able to programme, and extremely low power consumption makes it be particularly suitable for the application of embedded system.The TLV320AIC33 input end has the control of the preposition amplification of digital controlled stereo sound microphone, automatic gain and to strong functions such as multichannel input audio mixing processing, and have 4 tunnel common input ports and 3 road branch difference output ports, possess 8KHz to digital-to-analogue converter and A and D converter between the 96KHz.Its control bus is supported SPI agreement and I2C agreement.Dsp chip TMS320DM642 is integrated with the two-way McBSP passage of audio data stream, by sampling frequency is set, sampling width, serial data formats can be supported multiple audio format.DM6446 passes through I
2The C bus is carried out unidirectional setting to the register of TLV320AIC33, utilizes I
2The S form carries out the transmission of two-way sound data.Utilize PLL1705 digital phase-locked loop able to programme to provide the clock of 18.432MHz, produce the sampling clock of 48kHz and 8kHZ by frequency division to AIC33.
4). four modules of signal conditioning and transport module
Signal conditioning and transmission dsp chip are realized, select the TMS320DM642 of TI company for use.Network transmission function is the network controller that utilizes dsp chip to carry, and the RJ45 interface that connects standard by a network transceiving chip constitutes, and the setting of network and control are realized by software by dsp chip.Can requirement be set according to local area network system is carried out human configuration, distribute LAN IP address.
The network interface of DM642 is dimerous by EMAC and MDIO.Its radical function has: meet the IEEE802.3 agreement; Support the irrelevant interface (MII) of medium; 8 independently send and the reception path; The data manipulation of synchronous 10/100Mbit; The transmission of broadcasting and multiframe.Select for use LXT971ALC as the 10/100Base-TX ethernet transceiver.Dock with the MII interface of DM642 at the MII interface of LXT971ALC.The MII of DM642 does not support TXER, and it sends frame CRC by negating and points out network error, so the TXER pin on the LXT971ALC directly connects to invalid.System only adopts the 10/100Base-TX mode, and signal is transformed into TX+, TX-, RX+ and RX-signal through the Hll021:1 voltage transformer, is connected on the RJ45 adaptor union.The RJ45 adaptor union is selected 406549-l for use, is with 2 LED light on it, and green LED is as the indication coupled condition; It is reportedly defeated to be used in reference to registration under the yellow led normal circumstances.
The elevator signal that DSP transmits vision signal, sound signal and CPLD carries out the data packing respectively and network transmits, and receives the data that network transmits.Realize the outside transmission of elevator signal and vision signal, and the mutual transmission of voice data.
When Lift out of order, the elevator monitoring is pacified device and is captured the breakdown signal of elevator immediately and judge the elevator faults reason, by network the breakdown signal of elevator initiatively is sent to the elevator long-distance monitorng computing machine then, the remote monitor and control computing machine sends alerting signal to monitor staff on duty immediately, the monitor staff can in time inquire about the reason of Lift out of order, the very first time notice elevator maintain and protection personnel lift's fault concrete reason and the position of fault, the elevator maintain and protection personnel are after knowing the elevator faults reason, the prepared fault elevator place that rushes for rescues in real time, and recovers the elevator operation after rescue finishes faster.
The elevator long-distance monitorng computing machine is after receiving the breakdown signal of elevator, initiatively set up network communication with the elevator of et out of order, on elevator monitoring end monitoring device, show the lift car picture automatically, and realization and lift car are conversed in real time, pacify the indicator of trapped personnel of fault elevator, inform that indicator of trapped personnel elevator faults reason and rescue personnel arrive at once.Allow in the lift car indicator of trapped personnel feel have the people all the time, indicator of trapped personnel is not being felt lonely, alleviate trapped person's pressure at heart with them.
Elevator monitoring end monitor staff is when Lift out of order, can pass through video pictures, in time find in the lift car whether the wounded is arranged,, can instruct in the lift car indicator of trapped personnel to save oneself by video pictures and speech exchange if find in the car the wounded is arranged.
The utility model can not only be realized fault pre-alarming, when elevator normally moves, can initiatively initiate to connect the realization telecommunication by the elevator monitoring end to monitored elevator, realization is to the elevator operation conditions inspection of remote online operation, check the lift car picture, can realize conversation by speech communication function and car personnel in case of necessity.
Claims (6)
1. an elevator monitoring is pacified system, it is characterized in that comprising that the monitoring of remote monitor and control computing machine and at least one cover pacifies device, every elevator correspondence is provided with a cover monitoring and pacifies device, monitoring is pacified device and is connected with the remote monitor and control computing machine by broadband network by exchange or router, described monitoring is pacified device and is comprised elevator run signal acquisition module, the vision signal module, the sound signal module, signal conditioning and transport module, elevator operation Information Monitoring acquisition module, the output of vision signal module is connected to signal conditioning and transport module, the sound signal module is connected with the signal conditioning transport module is two-way, and signal conditioning is connected exchange or router with transport module.
2. a kind of elevator monitoring according to claim 1 is pacified system, it is characterized in that signal conditioning and transport module are a dsp chip, elevator run signal acquisition module comprises light-coupled isolation reduction voltage circuit and CPLD chip, elevator multi-channel running status signal input light-coupled isolation reduction voltage circuit, parallel again input CPLD chip, the output of CPLD chip connects dsp chip.
3. a kind of elevator monitoring according to claim 2 is pacified system, it is characterized in that at light lotus root isolated buck circuit to the elevator operation voltage of signals in 0～60V interval hardware jumper during wiring; The elevator operation voltage of signals directly inserts signal in 60～110V interval, and light lotus root isolated buck circuit is provided with 60 tunnel elevator run signal input circuits independently.
4. pacify system according to claim 1 or 2 or 3 described a kind of elevator monitorings, it is characterized in that the vision signal module comprises analog signal camera, composite video terminal and vision signal decoding circuit, view data in the analog signal camera collection elevator, by composite video terminal incoming video signal decoding circuit, import dsp chip again; The sound signal module comprises acoustic pickup, player, audio input end, audiofrequency output terminal and audio signal decoding circuit, acoustic pickup connects the audio signal decoding circuit by audio input end, player connects the audio signal decoding circuit by the audiofrequency output terminal, and the audio signal decoding circuit connects dsp chip.
5. pacify system according to claim 1 or 2 or 3 described a kind of elevator monitorings, it is characterized in that dsp chip carries network controller, connect broadband network by the RJ45 interface.
6. a kind of elevator monitoring according to claim 4 is pacified system, it is characterized in that dsp chip carries network controller, connects broadband network by the RJ45 interface.
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102730509A (en) * | 2012-04-28 | 2012-10-17 | 中山市卓梅尼控制技术有限公司 | Elevator car light detection system |
| CN102756959A (en) * | 2011-04-28 | 2012-10-31 | 上海韦铫机电设备有限公司 | One-connected-more elevator intelligent instrumented terminal and communication method thereof |
| WO2013082895A1 (en) * | 2011-12-09 | 2013-06-13 | 北京科苑隆科技有限公司 | Iot elevator monitoring system |
| CN103171940A (en) * | 2013-03-25 | 2013-06-26 | 中山市卓梅尼控制技术有限公司 | Elevator emergency call method |
| CN105366473A (en) * | 2015-12-07 | 2016-03-02 | 徐州猎奇商贸有限公司 | Multi-elevator monitoring system |
| CN105366474A (en) * | 2015-12-07 | 2016-03-02 | 徐州猎奇商贸有限公司 | Real-time monitoring system for elevator operation |
| CN105540374A (en) * | 2016-01-08 | 2016-05-04 | 甘肃凯帝斯电梯制造有限公司 | Elevator remote monitoring early warning voice pacifying system and method |
| CN106586759A (en) * | 2017-02-17 | 2017-04-26 | 广东道远合力物联有限公司 | Elevator fault rescuing system and using method thereof |
| CN107265232A (en) * | 2017-06-26 | 2017-10-20 | 江南嘉捷电梯股份有限公司 | A kind of elevator warning system |
| CN108466885A (en) * | 2017-02-23 | 2018-08-31 | 无锡鸿廷科技有限公司 | A kind of elevator long distance control analysis and management system |
| CN109761126A (en) * | 2019-01-31 | 2019-05-17 | 深圳桥通物联科技有限公司 | The method that the speech recognition and content that passenger talks in lift car are shown |
| CN110289606A (en) * | 2019-07-29 | 2019-09-27 | 南京市特种设备安全监督检验研究院 | A kind of ESD protection circuit of elevator door-motor |
| US10941018B2 (en) | 2018-01-04 | 2021-03-09 | Otis Elevator Company | Elevator auto-positioning for validating maintenance |
| US10961082B2 (en) | 2018-01-02 | 2021-03-30 | Otis Elevator Company | Elevator inspection using automated sequencing of camera presets |
-
2009
- 2009-09-11 CN CN2009202321891U patent/CN201494977U/en not_active Expired - Lifetime
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102756959A (en) * | 2011-04-28 | 2012-10-31 | 上海韦铫机电设备有限公司 | One-connected-more elevator intelligent instrumented terminal and communication method thereof |
| WO2013082895A1 (en) * | 2011-12-09 | 2013-06-13 | 北京科苑隆科技有限公司 | Iot elevator monitoring system |
| CN102730509A (en) * | 2012-04-28 | 2012-10-17 | 中山市卓梅尼控制技术有限公司 | Elevator car light detection system |
| CN102730509B (en) * | 2012-04-28 | 2015-04-01 | 中山市卓梅尼控制技术有限公司 | Elevator car lamp detecting system |
| CN103171940A (en) * | 2013-03-25 | 2013-06-26 | 中山市卓梅尼控制技术有限公司 | Elevator emergency call method |
| CN105366473A (en) * | 2015-12-07 | 2016-03-02 | 徐州猎奇商贸有限公司 | Multi-elevator monitoring system |
| CN105366474A (en) * | 2015-12-07 | 2016-03-02 | 徐州猎奇商贸有限公司 | Real-time monitoring system for elevator operation |
| CN105540374A (en) * | 2016-01-08 | 2016-05-04 | 甘肃凯帝斯电梯制造有限公司 | Elevator remote monitoring early warning voice pacifying system and method |
| CN106586759A (en) * | 2017-02-17 | 2017-04-26 | 广东道远合力物联有限公司 | Elevator fault rescuing system and using method thereof |
| CN108466885A (en) * | 2017-02-23 | 2018-08-31 | 无锡鸿廷科技有限公司 | A kind of elevator long distance control analysis and management system |
| CN107265232A (en) * | 2017-06-26 | 2017-10-20 | 江南嘉捷电梯股份有限公司 | A kind of elevator warning system |
| US10961082B2 (en) | 2018-01-02 | 2021-03-30 | Otis Elevator Company | Elevator inspection using automated sequencing of camera presets |
| US10941018B2 (en) | 2018-01-04 | 2021-03-09 | Otis Elevator Company | Elevator auto-positioning for validating maintenance |
| CN109761126A (en) * | 2019-01-31 | 2019-05-17 | 深圳桥通物联科技有限公司 | The method that the speech recognition and content that passenger talks in lift car are shown |
| CN110289606A (en) * | 2019-07-29 | 2019-09-27 | 南京市特种设备安全监督检验研究院 | A kind of ESD protection circuit of elevator door-motor |
| CN110289606B (en) * | 2019-07-29 | 2024-04-23 | 南京市特种设备安全监督检验研究院 | Electrostatic discharge protection circuit of elevator door machine |
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