CN103693521B - A kind of Intelligent elevator fault remote is met an urgent need three-in-one unit and control method - Google Patents
A kind of Intelligent elevator fault remote is met an urgent need three-in-one unit and control method Download PDFInfo
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Abstract
A kind of Intelligent elevator fault remote is met an urgent need three-in-one unit and control method. Unit includes: controller, body detecting part, emergency lighting portion, speech talkback portion, remote communication module, information storage part, input interface circuit, interconnection interface, emergency power supply and housing; Wherein: controller is the control core of this device, it is connected with body detecting part, emergency lighting portion, speech talkback portion, remote communication module, information storage part, input interface circuit, interconnection interface and emergency power supply respectively, meet an urgent need three-in-one unit and control method of Intelligent elevator fault remote provided by the invention can intelligently complete the function of fault call when barrier occurs in elevator, for implementing rescue further, pacify stranded passenger to play a decisive role, it it is the indispensable important component part of elevator fault remote automatic warning system.
Description
Technical field
The invention belongs to elevator long-distance monitorng technical field, particularly relate to a kind of Intelligent elevator fault remote and meet an urgent need three-in-one unit and control method.
Background technology
Elevator safety has become as the focal issue of social concerns, serious accident is often seen in media, daily elevator closes the generation of people's accident moment especially, in apparatus for controlling elevator, rotary encoder and door zone position, the detection of end station position are essential, rotary encoder realizes the detection of exact position, speed, but elevator manufacturer is for technology barriers and controls the reason refusal such as incomplete of system and provides related data, therefore the remote monitoring stool control mode of elevator becomes a great problem, although correlation technique exploitation many but, the defect existed due to self all cannot normally use.
Summary of the invention
In order to solve the problems referred to above, it is an object of the invention to provide a kind of Intelligent elevator fault remote and meet an urgent need three-in-one unit and control method.
In order to achieve the above object, Intelligent elevator fault remote provided by the invention three-in-one unit of meeting an urgent need includes: controller, body detecting part, emergency lighting portion, speech talkback portion, remote communication module, information storage part, input interface circuit, interconnection interface, emergency power supply and housing; Wherein: controller is the control core of this device, it is connected with body detecting part, emergency lighting portion, speech talkback portion, remote communication module, information storage part, input interface circuit, interconnection interface and emergency power supply respectively, for manipulating above-mentioned each portion to complete to include emergency flight control and the operation of data acquisition, condition adjudgement, information transmission and intercommunication call;
Body detecting part is made up of the human detection module of pyroelectric sensor, is used for detecting in lift car with or without passenger, and sends detection signal to controller;
Emergency lighting portion includes lighting lamp group and light sensor, when lift car has a power failure, it is possible to automatically turn on emergency light under the control of the controller;
Speech talkback portion includes microphone and speaker, the speech interface in speech talkback portion is connected with the speech interface of remote communication module, it can play information of voice prompt under the control of the controller, and can realize being connected with the monitoring calculation machine at far-end elevator monitoring center by remote communication module, it is achieved with voice call in the heart in far-end elevator monitoring;
Remote communication module is remote communication module, and it is connected with controller, for realize this device with in far-end elevator monitoring in the minds of the data of monitoring calculation machine and voice signal be connected;
Information storage part is Nonvolatile memory device, is used for storing information-setting by user and record monitoring alarm information;
Input interface circuit is and the connection interface controlling device and other controlling alarm detecting device on elevator, and what be used for obtaining lift fault signal and switch gate state device and elevator operation aspect has OFF signal;
Interconnection interface is and the communication interface controlling device and other controlling alarm alarm device on elevator, for carrying out data exchange with said apparatus, and obtains elevator operation aspect for information about;
Emergency power supply is uninterruption power source, is made up of accumulator and charge-discharge controller, and its power output end is connected with each consuming parts in this device, when user's elevator power outage, it is possible to power for each portion of this device; Controller can control emergency power supply and carry out automatic charging;
Housing is the discoid box body of ceiling installing type structure, and the central part in its front is equipped with body detecting part.
Described lighting lamp group is made up of multiple LED, and it is uniformly mounted to around body detecting part, is used for providing emergency lighting; Light sensor is arranged on the side of body detecting part, for detecting the brightness value within lift car.
Described microphone is audio pickup device, and it is arranged on the front of housing, and speaker is miniature loudspeaker, and it is arranged on the front of housing; Microphone and speaker are used for realizing voice call.
Described remote communication module adopts wireless mobile communications module or cable modem phone letter module or network communication module, for realizing being connected with the elevator monitoring center of far-end by wireless mobile communication network, cable telephone network or Computer Data Communication network.
Described remote communication module includes auto-dial unit, it is possible to by the way of dialing by telephone and mobile telephone communications network network with in remote monitoring in the minds of monitoring calculation machine be connected.
Described interconnection interface also includes the interface being connected with the multimedia playing apparatus installed in lift car, and it is for playing emergent information by multimedia playing apparatus.
Intelligent elevator fault remote provided by the invention is met an urgent need the following step that the control method of three-in-one unit includes performing in order:
Step one, send S01 stage of fault alarm information: controller first passes through remote communication module, send fault alarm information to the elevator monitoring center of far-end and the mobile subscriber terminal specified;
Step 2, judge the power supply whether normal S02 stage: judged that by emergency power supply whether the input power of this device is normal, if it is judged that be "Yes", then enter next step S03 stage, otherwise next step entrance S04 stage;
Step 3, start emergency power supply the S03 stage: start emergency power supply power for each portion of this device;
Step 4, judge the S04 stage whether car door closes: read in switch gate status information by the switch gate detecting device being connected with input interface circuit or by interconnection interface, judge whether the car door of current elevator closes, if it is judged that be "Yes", then entering next step S05 stage, otherwise next step enters the S06 stage;
Step 5, judge whether to have in car passenger the S05 stage: read the detection information of body detecting part, and judge whether have passenger in the car of current elevator with this, if it is judged that be "Yes", then enter next step S07 stage, otherwise illustrate that current car is in close the door and without passenger status, without emergency processing, next step exits this flow process;
Step 6, broadcasting emergent information S06 stage: start speech talkback portion, play the emergent information of voice prompt leaving in information storage part in advance by speaker, pass through interconnection interface simultaneously and send malfunction coefficient instruction and fault cues content to the multimedia playing apparatus of cab interior;
Step 7, judge the S07 stage whether car brightness is too low: detect the brightness value within current lift car by the light sensor in emergency lighting portion, and judge that whether car brightness is too low, if it is judged that be "Yes", then entering next step S08 stage, otherwise next step enters the S09 stage;
Step 8, start S08 stage of emergency light: starting the lighting lamp group in emergency lighting portion, provide illumination for lift car, then next step enters S10 stage;
Step 9, close S09 stage of emergency light: closing the lighting lamp group in emergency lighting portion, next step enters the S10 stage;
Step 10, play S10 stage of emergent information: send malfunction coefficient instruction and fault cues content to the multimedia playing apparatus of cab interior by interconnection interface, start speech talkback portion simultaneously, play the emergent information of voice prompt leaving in information storage part in advance by speaker;
Step 11, connect S11 stage of remote monitoring center: start remote communication module, and be connected by the elevator monitoring center foundation of remote communication module and far-end;
Step 12, the judgement remotely connection whether successfully S12 stage: judging whether and the successful connection of elevator monitoring center, if it is judged that be "Yes", then entering next step S13 stage, otherwise next step reenters the S10 stage;
The S13 stage that step 13, startup separator intercommunication are conversed: first remote communication module sends fault message to elevator monitoring center and the mobile subscriber terminal specified, then speech talkback portion is started, realized the voice call at elevator monitoring center and the passenger in lift car by microphone and speaker, and realized the MPTY of lift car and each relevant departments by the elevator monitoring computer at elevator monitoring center;
The S14 stage whether step 14, failure judgement signal disappear: judge whether lift fault signal disappears, namely judge whether that receiving elevator recovers normal signal or information, if it is judged that be "Yes", then enter next step S15 stage, otherwise next step reenters the S13 stage, continues to voice call;
The S15 stage of step 15, closedown emergency light, speech play and intercommunication call: elevator recovers normal completely, closes emergency lighting portion, speech talkback portion and remote communication module, stops emergency lighting and voice call;
Step 10 six, removing S16 stage of warning mark: by remote communication module, send Troubleshooting information to the elevator monitoring center of far-end and the mobile terminal specified, whole flow process so far terminates.
Meet an urgent need three-in-one unit and control method of Intelligent elevator fault remote provided by the invention can intelligently complete the function of fault call when barrier occurs in elevator, for implementing rescue further, pacify stranded passenger to play a decisive role, it it is the indispensable important component part of elevator fault remote automatic warning system.
Accompanying drawing explanation
Fig. 1 is that Intelligent elevator fault remote provided by the invention is met an urgent need the circuit composition frame chart of three-in-one unit.
Fig. 2 is that Intelligent elevator fault remote provided by the invention is met an urgent need the structural representation of three-in-one unit.
Fig. 3 is that Intelligent elevator fault remote provided by the invention is met an urgent need the control method flow chart of three-in-one unit.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments Intelligent elevator fault remote provided by the invention met an urgent need three-in-one unit and control method is described in detail.
As shown in Figure 1 and Figure 2, Intelligent elevator fault remote provided by the invention three-in-one unit of meeting an urgent need includes: controller 01, body detecting part 02, emergency lighting portion 03, speech talkback portion 04, remote communication module 05, information storage part 06, input interface circuit 07, interconnection interface 08, emergency power supply 09 and housing 10; Wherein: controller 01 is the control core of this device, it is connected with body detecting part 02, emergency lighting portion 03, speech talkback portion 04, remote communication module 05, information storage part 06, input interface circuit 07, interconnection interface 08 and emergency power supply 09 respectively, for manipulating above-mentioned each portion to complete to include emergency flight control and the operation of data acquisition, condition adjudgement, information transmission and intercommunication call;
Body detecting part 02 is made up of the human detection module of pyroelectric sensor, is used for detecting in lift car with or without passenger, and sends detection signal to controller 01;
Emergency lighting portion 03 includes lighting lamp group 11 and light sensor 12, when lift car has a power failure, it is possible to automatically turn on emergency light under the control of controller 1;
Speech talkback portion 04 includes microphone 13 and speaker 14, the speech interface in speech talkback portion 04 is connected with the speech interface of remote communication module 05, it can play information of voice prompt under the control of controller 1, and can realize being connected with the monitoring calculation machine at far-end elevator monitoring center by remote communication module 05, it is achieved with voice call in the heart in far-end elevator monitoring;
Remote communication module 05 is remote communication module, and it is connected with controller 1, for realize this device with in far-end elevator monitoring in the minds of the data of monitoring calculation machine and voice signal be connected;
Information storage part 06 is Nonvolatile memory device, is used for storing information-setting by user and record monitoring alarm information;
Input interface circuit 07 is and the connection interface controlling device and other controlling alarm detecting device on elevator, and what be used for obtaining lift fault signal and switch gate state device and elevator operation aspect has OFF signal;
Interconnection interface 08 is and the communication interface controlling device and other controlling alarm alarm device on elevator, for carrying out data exchange with said apparatus, and obtains elevator operation aspect for information about;
Emergency power supply 09 is uninterruption power source, is made up of accumulator and charge-discharge controller, and its power output end is connected with each consuming parts in this device, when user's elevator power outage, it is possible to power for each portion of this device; Controller 1 can control emergency power supply 09 and carry out automatic charging;
Housing 10 is the discoid box body of ceiling installing type structure, and the central part in its front is equipped with body detecting part 02.
Described lighting lamp group 11 is made up of multiple LED, and it is uniformly mounted to body detecting part 02 around, is used for providing emergency lighting; Light sensor 12 is arranged on the side of body detecting part 02, for detecting the brightness value within lift car.
Described microphone 13 is audio pickup device, and it is arranged on the front of housing 10, and speaker 14 is miniature loudspeaker, and it is arranged on the front of housing 10;Microphone 13 and speaker 14 are used for realizing voice call.
Described remote communication module 05 adopts wireless mobile communications module or cable modem phone letter module or network communication module, for realizing being connected with the elevator monitoring center of far-end by wireless mobile communication network, cable telephone network or Computer Data Communication network.
Described remote communication module 05 includes auto-dial unit, it is possible to by the way of dialing by telephone and mobile telephone communications network network with in remote monitoring in the minds of monitoring calculation machine be connected.
Described interconnection interface 08 also includes the interface being connected with the multimedia playing apparatus installed in lift car, and it is for playing emergent information by multimedia playing apparatus.
As shown in Figure 3, Intelligent elevator fault remote provided by the invention is met an urgent need the control method of three-in-one unit, for the emergency operation control flow that controller 1 is performed after being received fault-signal by input interface circuit 07 or receiving warning message by interconnection interface 08, it includes the following step performed in order:
Step one, send S01 stage of fault alarm information: controller 1 first passes through remote communication module 05, send fault alarm information to the elevator monitoring center of far-end and the mobile subscriber terminal specified;
Step 2, judge the power supply whether normal S02 stage: judged that by emergency power supply 09 whether the input power of this device is normal, if it is judged that be "Yes", then enter next step S03 stage, otherwise next step entrance S04 stage;
Step 3, start emergency power supply the S03 stage: start emergency power supply 09 power for each portion of this device;
Step 4, judge the S04 stage whether car door closes: read in switch gate status information by the switch gate detecting device being connected with input interface circuit 07 or by interconnection interface 08, judge whether the car door of current elevator closes, if it is judged that be "Yes", then entering next step S05 stage, otherwise next step enters the S06 stage;
Step 5, judge whether to have in car passenger the S05 stage: read the detection information of body detecting part 02, and judge whether have passenger in the car of current elevator with this, if it is judged that be "Yes", then enter next step S07 stage, otherwise illustrate that current car is in close the door and without passenger status, without emergency processing, next step exits this flow process;
Step 6, broadcasting emergent information S06 stage: start speech talkback portion 04, play the emergent information of voice prompt leaving in information storage part 06 in advance by speaker 14, pass through interconnection interface 08 simultaneously and send malfunction coefficient instruction and fault cues content to the multimedia playing apparatus of cab interior;
Step 7, judge the S07 stage whether car brightness is too low: detect the brightness value within current lift car by the light sensor 12 in emergency lighting portion 03, and judge that whether car brightness is too low, if it is judged that be "Yes", then entering next step S08 stage, otherwise next step enters the S09 stage;
Step 8, start S08 stage of emergency light: starting the lighting lamp group 11 in emergency lighting portion 03, provide illumination for lift car, then next step enters S10 stage;
Step 9, close S09 stage of emergency light: closing the lighting lamp group 11 in emergency lighting portion 03, next step enters the S10 stage;
Step 10, play S10 stage of emergent information: send malfunction coefficient instruction and fault cues content to the multimedia playing apparatus of cab interior by interconnection interface 08, start speech talkback portion 04 simultaneously, play the emergent information of voice prompt leaving in information storage part 06 in advance by speaker 14;
Step 11, connect S11 stage of remote monitoring center: start remote communication module 05, and be connected by the elevator monitoring center foundation of remote communication module 05 and far-end;
Step 12, the judgement remotely connection whether successfully S12 stage: judging whether and the successful connection of elevator monitoring center, if it is judged that be "Yes", then entering next step S13 stage, otherwise next step reenters the S10 stage;
The S13 stage that step 13, startup separator intercommunication are conversed: first remote communication module 05 sends fault message to elevator monitoring center and the mobile subscriber terminal specified, then speech talkback portion 04 is started, realized the voice call at elevator monitoring center and the passenger in lift car by microphone 13 and speaker 14, and the MPTY of lift car and each relevant departments can be realized by the elevator monitoring computer at elevator monitoring center;
The S14 stage whether step 14, failure judgement signal disappear: judge whether lift fault signal disappears, namely judge whether that receiving elevator recovers normal signal or information, if it is judged that be "Yes", then enter next step S15 stage, otherwise next step reenters the S13 stage, continues to voice call;
The S15 stage of step 15, closedown emergency light, speech play and intercommunication call: elevator recovers normal completely, closes emergency lighting portion 03, speech talkback portion 04 and remote communication module 05, stops emergency lighting and voice call;
Step 10 six, removing S16 stage of warning mark: by remote communication module 05, send Troubleshooting information to the elevator monitoring center of far-end and the mobile terminal specified, whole flow process so far terminates.
Intelligent elevator fault remote provided by the invention meets an urgent need three-in-one unit in use, is installed in the top of car, face down; Connect input power, and input interface circuit 07 is connected with the operating state signal device in user's apparatus for controlling elevator and car door state advertiser, and interconnection interface 08 is connected with apparatus for controlling elevator and other elevator safety monitoring system, the multimedia playing apparatus interface in interconnection interface 08 is connected with multimedia playing apparatus simultaneously; So when Lift out of order, this device just can provide emergency power supply to automatically engage, automatically lights emergency light, automatically sends fault alarm information to elevator monitoring center and mobile subscriber terminal, automatically plays emergent information and realize the speech talkback at car and elevator monitoring center, send the functions such as fault message to mobile subscriber terminal in car, when recovering normal in elevator, this device can terminate every emergency operation automatically, and sends Troubleshooting information from trend elevator monitoring center and mobile subscriber terminal.
Intelligent elevator fault remote provided by the invention meets an urgent need three-in-one unit when elevator breaks down, first with or without passenger in detection car, when detection has passenger, monitor terminal starts, when light intensity is lower than setting value, the LED group of automatic emergency light unit starts the space illuminated in fault lift car automatically, alleviate the intense strain of stranded passenger, first fault intercommunication unit plays emergent suggestion voice, then automatically set up with the monitoring calculation machine at elevator monitoring center and be connected, first successful connection sends the fault message of elevator, then the MPTY between call or lift car and each relevant departments and personnel in the heart is set up in lift car and elevator monitoring by monitoring calculation machine,It is connected if cannot set up with elevator monitoring center, then dials successively for two stage cycle with infrastructure management company, elevator repair and maintenance unit, repeatedly dial again, till putting through; When having a power failure, this device automatically starts emergency power supply and powers, it is ensured that complete the call of above-mentioned fault.
Claims (1)
1. Intelligent elevator fault remote is met an urgent need a control method for three-in-one unit, and Intelligent elevator fault remote three-in-one unit of meeting an urgent need includes: controller (01), body detecting part (02), emergency lighting portion (03), speech talkback portion (04), remote communication module (05), information storage part (06), input interface circuit (07), interconnection interface (08), emergency power supply (09) and housing (10); Wherein: the control core that controller (01) is this device, it is connected with body detecting part (02), emergency lighting portion (03), speech talkback portion (04), remote communication module (05), information storage part (06), input interface circuit (07), interconnection interface (08) and emergency power supply (09) respectively, for manipulating above-mentioned each portion to complete to include emergency flight control and the operation of data acquisition, condition adjudgement, information transmission and intercommunication call;
Body detecting part (02) is made up of the human detection module of pyroelectric sensor, is used for detecting in lift car with or without passenger, and detection signal sends to controller (01);
Emergency lighting portion (03) includes lighting lamp group (11) and light sensor (12), when lift car has a power failure, it is possible to automatically turn on emergency light under the control of controller (1);
Speech talkback portion (04) includes microphone (13) and speaker (14), the speech interface in speech talkback portion (04) is connected with the speech interface of remote communication module (05), it can play information of voice prompt under the control of controller (1), and can realize being connected with the monitoring calculation machine at far-end elevator monitoring center by remote communication module (05), it is achieved with voice call in the heart in far-end elevator monitoring;
Remote communication module (05) is remote communication module, and it is connected with controller (1), for realize this device with in far-end elevator monitoring in the minds of the data of monitoring calculation machine and voice signal be connected;
Information storage part (06) is Nonvolatile memory device, is used for storing information-setting by user and record monitoring alarm information;
Input interface circuit (07) is and the connection interface controlling device and other controlling alarm detecting device on elevator, and what be used for obtaining lift fault signal and switch gate state device and elevator operation aspect has OFF signal;
Interconnection interface (08) is and the communication interface controlling device and other controlling alarm alarm device on elevator, for carrying out data exchange with said apparatus, and obtains elevator operation aspect for information about;
Emergency power supply (09) is uninterruption power source, is made up of accumulator and charge-discharge controller, and its power output end is connected with each consuming parts in this device, when user's elevator power outage, it is possible to power for each portion of this device; Controller (1) can control emergency power supply (09) and carry out automatic charging;
Housing (10) is the discoid box body of ceiling installing type structure, and the central part in its front is equipped with body detecting part (02);
It is characterized in that: described control method includes the following step performed in order:
Step one, send S01 stage of fault alarm information: controller (1) first passes through remote communication module (05), send fault alarm information to the elevator monitoring center of far-end and the mobile subscriber terminal specified;
Step 2, judge the power supply whether normal S02 stage: judged that by emergency power supply (09) whether the input power of this device is normal, if it is judged that be "Yes", then enter next step S03 stage, otherwise next step entrance S04 stage;
Step 3, start emergency power supply the S03 stage: start emergency power supply (09) power for each portion of this device;
Step 4, judge the S04 stage whether car door closes: read in switch gate status information by the switch gate detecting device being connected with input interface circuit (07) or by interconnection interface (08), judge whether the car door of current elevator closes, if it is judged that be "Yes", then entering next step S05 stage, otherwise next step enters the S06 stage;
Step 5, judge S05 stage of whether there being passenger in car: read the detection information of body detecting part (02), and judge whether have passenger in the car of current elevator with this, if it is judged that be "Yes", then enter next step S07 stage, otherwise illustrate that current car is in close the door and without passenger status, without emergency processing, next step exits this flow process;
Step 6, broadcasting emergent information S06 stage: start speech talkback portion (04), play the emergent information of voice prompt leaving in information storage part (06) in advance by speaker (14), pass through interconnection interface (08) simultaneously and send malfunction coefficient instruction and fault cues content to the multimedia playing apparatus of cab interior;
Step 7, judge the S07 stage whether car brightness is too low: detect the brightness value within current lift car by the light sensor (12) in emergency lighting portion (03), and judge that whether car brightness is too low, if it is judged that be "Yes", then entering next step S08 stage, otherwise next step enters the S09 stage;
Step 8, start S08 stage of emergency light: starting the lighting lamp group (11) in emergency lighting portion (03), provide illumination for lift car, then next step enters S10 stage;
Step 9, close S09 stage of emergency light: closing the lighting lamp group (11) in emergency lighting portion (03), next step enters the S10 stage;
Step 10, play S10 stage of emergent information: send malfunction coefficient instruction and fault cues content to the multimedia playing apparatus of cab interior by interconnection interface (08), start speech talkback portion (04) simultaneously, play the emergent information of voice prompt leaving in information storage part (06) in advance by speaker (14);
Step 11, connect S11 stage of remote monitoring center: start remote communication module (05), and be connected by the elevator monitoring center foundation of remote communication module (05) and far-end;
Step 12, the judgement remotely connection whether successfully S12 stage: judging whether and the successful connection of elevator monitoring center, if it is judged that be "Yes", then entering next step S13 stage, otherwise next step reenters the S10 stage;
The S13 stage that step 13, startup separator intercommunication are conversed: remote communication module (05) first sends fault message to elevator monitoring center and the mobile subscriber terminal specified, then speech talkback portion (04) is started, realized the voice call at elevator monitoring center and the passenger in lift car by microphone (13) and speaker (14), and realized the MPTY of lift car and each relevant departments by the elevator monitoring computer at elevator monitoring center;
The S14 stage whether step 14, failure judgement signal disappear: judge whether lift fault signal disappears, namely judge whether that receiving elevator recovers normal signal or information, if it is judged that be "Yes", then enter next step S15 stage, otherwise next step reenters the S13 stage, continues to voice call;
The S15 stage of step 15, closedown emergency light, speech play and intercommunication call: elevator recovers normal completely, close emergency lighting portion (03), speech talkback portion (04) and remote communication module (05), stop emergency lighting and voice call;
Step 10 six, removing S16 stage of warning mark: by remote communication module (05), send Troubleshooting information to the elevator monitoring center of far-end and the mobile terminal specified, whole flow process so far terminates.
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| CN103601053A (en) * | 2013-12-03 | 2014-02-26 | 天津市安维康家科技发展有限公司 | Elevator fault emergency unit and control method |
| CN105621183A (en) * | 2015-11-02 | 2016-06-01 | 林晓东 | Multimedia communication method and safety monitoring system for elevators |
| CN105806404A (en) * | 2016-03-14 | 2016-07-27 | 成都爆米花信息技术有限公司 | Double-power-supply data collection device |
| US10207895B2 (en) * | 2016-04-28 | 2019-02-19 | Otis Elevator Company | Elevator emergency power feeder balancing |
| FR3091799B1 (en) * | 2019-01-15 | 2023-04-28 | Amphitech Sarl | Communication module for elevator cabin or the like |
| US20200239271A1 (en) * | 2019-01-28 | 2020-07-30 | Otis Elevator Company | Remotely maintaining the connection status of a connection port of a passenger carrying system |
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| CN103231956A (en) * | 2013-04-28 | 2013-08-07 | 天津市安维康家科技发展有限公司 | Multifunctional intelligent remote alarm media machine for elevator |
| CN103601053A (en) * | 2013-12-03 | 2014-02-26 | 天津市安维康家科技发展有限公司 | Elevator fault emergency unit and control method |
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| JP2000169057A (en) * | 1998-12-08 | 2000-06-20 | Hitachi Building Systems Co Ltd | Control device of hydraulic elevator |
| JP2008056426A (en) * | 2006-08-31 | 2008-03-13 | Toshiba Elevator Co Ltd | Remote monitoring system for elevator |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103231956A (en) * | 2013-04-28 | 2013-08-07 | 天津市安维康家科技发展有限公司 | Multifunctional intelligent remote alarm media machine for elevator |
| CN103601053A (en) * | 2013-12-03 | 2014-02-26 | 天津市安维康家科技发展有限公司 | Elevator fault emergency unit and control method |
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