CN112340559A - Elevator power failure emergency rescue blind floor identification system - Google Patents
Elevator power failure emergency rescue blind floor identification system Download PDFInfo
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- CN112340559A CN112340559A CN202011320707.2A CN202011320707A CN112340559A CN 112340559 A CN112340559 A CN 112340559A CN 202011320707 A CN202011320707 A CN 202011320707A CN 112340559 A CN112340559 A CN 112340559A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B3/00—Applications of devices for indicating or signalling operating conditions of elevators
- B66B3/02—Position or depth indicators
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/027—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions to permit passengers to leave an elevator car in case of failure, e.g. moving the car to a reference floor or unlocking the door
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- Indicating And Signalling Devices For Elevators (AREA)
- Maintenance And Inspection Apparatuses For Elevators (AREA)
Abstract
The invention discloses an elevator power failure emergency rescue blind floor recognition system, and particularly relates to the technical field of elevators, wherein a magnetic grid ruler and a sensor are arranged, the sensor is used for acquiring length data of the magnetic grid ruler, the length data is transmitted to a processor through a wireless communication module, meanwhile, an index module provides floor landing information, the processor is used for processing the length data of the magnetic grid ruler, the length data is associated with the floor landing information, the specific stop position of a car can be obtained, and the position of the car is displayed through a display module, so that rescue operation is conveniently expanded, the rescue efficiency is improved, and the stop position of the car can be more accurately acquired by using the matching mode of the magnetic grid ruler and the sensor, and the situation that the rescue operation is hindered due to inaccurate car position is avoided; the uniqueness of the N-pole magnetic strip and the S-pole magnetic strip is adopted, so that the floors are mutually independent, the sensitivity is higher, the magnetic encoder is small in size and convenient to install, and the problem of disorder can not occur after power failure.
Description
Technical Field
The invention relates to the technical field of elevators, in particular to an elevator power failure emergency rescue blind floor identification system.
Background
Along with the pace of the urbanization process of China, high-rise residential houses are more and more besides commercial office buildings, the significance of an elevator as a vertical transportation means is particularly obvious, and the accurate determination of the elevator floor is related to the personal safety of the public. When the elevator normally operates, the power supply is suddenly stopped when an external power grid is met, the power failure emergency device equipped for the elevator is started, the elevator is switched into an emergency operation mode, if a passenger is trapped in the elevator car, the passenger needs to rescue the elevator car by outside personnel, the elevator car is rescued by manually releasing the brake or electrically releasing the brake, the position of the car must be known during rescue, but a blind layer which does not stop is arranged in the high-rise elevator, so that the position where the elevator stops cannot be accurately determined.
The traditional method is a method for identifying the position of an elevator by judging the leveling position in a machine room or a control cabinet by using a steel wire rope paint spraying mark, but the position of the elevator is difficult to accurately identify due to the influence of external factors such as fuzzy paint spraying and poor light, so that rescue work is influenced, and therefore, an elevator power failure emergency rescue blind floor identification system is needed.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides an elevator power failure emergency rescue blind floor identification system, which aims to solve the technical problems that: the traditional method is a method for identifying the position of an elevator by judging the leveling position in a machine room or a control cabinet by using a steel wire rope paint spraying mark, but the problem that the position of the elevator is difficult to accurately identify and the rescue work is influenced due to the influence of external factors such as fuzzy paint spraying and poor light is caused.
In order to achieve the purpose, the invention provides the following technical scheme: the elevator power failure emergency rescue blind floor identification system comprises an identification unit, a wireless communication module, an index module, a floor marking module, an acquisition module, an input module, a processor, a display module, an information storage module and an emergency power supply.
The identification unit comprises a magnetic scale and a sensor.
The magnetic grid ruler is arranged along the length direction of the elevator guide rail, a magnetic encoder is arranged in the magnetic grid ruler, the magnetic encoder comprises a plurality of magnetic stripes with N poles and S poles, and the floors are encoded in a mode that a plurality of magnetic stripes are arranged and combined according to different polarities.
The sensor is arranged on an elevator car and used for acquiring length data of the magnetic grid ruler, the sensor comprises a CAN bus, a decoder and a magnetic sensor, the decoder is used for converting magnetic signals into digital information, and the magnetic resistance sensor is used for reading the magnetic signals of the magnetic encoder.
The index module assigns values to floor landings according to landing information, and landing numeralization is achieved.
The floor marking module is used for marking each floor number of the floor to form landing information.
The acquisition module is used for counting the number of floors to form corresponding floor information.
The processor correlates the identified car landing information with the indexed floor landing information reference to determine a particular position at which the car is stopped in the elevator hoistway.
The display module will display the specific position at which the car stops in the form of words and numbers.
The information storage module is used for storing the landing information and identifying the car landing information.
The emergency power supply is used for providing a standby power supply after the power failure of the external power grid of the elevator, and the elevator is guaranteed to enter an emergency state.
As a further scheme of the invention: the magnetic encoder further comprises a base layer, the magnetic stripes are pasted and fixed on the base layer, the magnetic stripes are provided with the same length and width, a certain distance is kept between the adjacent magnetic stripes, and the distance between the adjacent magnetic stripes with the same polarity is larger than the distance between the adjacent magnetic stripes with different polarities.
As a further scheme of the invention: the wireless communication module transmits the obtained elevator car landing information and the landing information to the processor in a unified mode, and wireless data transmission is achieved.
As a further scheme of the invention: the input module is used for background personnel to manually input floor parameters including the number of floors and the height of each floor.
As a further scheme of the invention: the landing information is alphanumeric and a plurality of circular lamp dials.
The invention has the beneficial effects that:
1. according to the invention, the magnetic grid ruler and the sensor are arranged, the sensor is used for acquiring the length data of the magnetic grid ruler, the length data is transmitted to the processor through the wireless communication module, meanwhile, the index module provides floor landing information, the processor processes the length data of the magnetic grid ruler, the length data is associated with the floor landing information, the specific stop position of the car can be obtained, and the position of the car is displayed through the display module, so that rescue operation is conveniently expanded, the rescue efficiency is improved, and the stop position of the car can be more accurately acquired by using the matching mode of the magnetic grid ruler and the sensor, so that the situation that the rescue operation is hindered due to inaccurate position of the car is avoided;
2. the magnetic strips of a plurality of N poles and S poles with different polarities are arranged and combined, the multi-floor is coded, meanwhile, a sensor on an elevator car is used for reading a magnetic signal, current floor information is obtained through decoding and analyzing by a decoder and is compared with landing information, the specific stopping position of the elevator car is judged, and the uniqueness of the magnetic strips of the N poles and the S poles is adopted, so that the floors are mutually independent, the sensitivity is higher, the size of the magnetic coder is small, the installation is convenient, and the problem of disorder after power failure does not occur.
Drawings
Fig. 1 is a structural flow chart of an elevator power failure emergency rescue blind floor identification system.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in the figure, the invention provides an elevator power failure emergency rescue blind floor identification system which comprises an identification unit, a wireless communication module, an index module, a floor marking module, an acquisition module, an input module, a processor, a display module, an information storage module and an emergency power supply.
The identification unit comprises a magnetic scale and a sensor.
The magnetic grid ruler is arranged along the length direction of the elevator guide rail, a magnetic encoder is arranged in the magnetic grid ruler and comprises a plurality of magnetic stripes with N poles and S poles, and the floors are encoded in a mode that a plurality of magnetic stripes are arranged and combined according to different polarities.
The sensor is arranged on the elevator car and used for acquiring length data of the magnetic grid ruler, the sensor comprises a CAN bus, a decoder and a magnetic sensor, the decoder is used for converting magnetic signals into digital information, and the magnetic resistance sensor is used for reading the magnetic signals of the magnetic encoder.
The index module assigns values to floor landings according to landing information, and landing numeralization is achieved.
The floor marking module is used for marking each floor number of the floor to form landing information.
The acquisition module is used for counting the number of floors and forming corresponding floor information.
The processor correlates the identified car landing information with the indexed floor landing information reference to determine a particular position at which the car is stopped in the elevator hoistway.
The display module will display the specific position at which the car stops in the form of letters and numbers.
The information storage module is used for storing the landing information and identifying the car landing information.
The emergency power supply is used for providing a standby power supply after the power failure of the external power grid of the elevator, and the elevator is guaranteed to enter an emergency state.
The magnetic encoder further comprises a base layer, the magnetic stripes are pasted and fixed on the base layer, the magnetic stripes are provided with the same length and width, a certain distance is kept between the adjacent magnetic stripes, and the distance between the adjacent magnetic stripes in the same pole is larger than the distance between the adjacent magnetic stripes in different poles.
The wireless communication module transmits the obtained elevator car landing information and the landing information to the processor in a unified mode, and wireless data transmission is achieved.
The input module is used for background personnel to manually input floor parameters including the number of floors and the height of each floor.
The landing information is alphanumeric and a number of circular light dials.
Through setting up magnetic grid chi and sensor, utilize the sensor to acquire the length data of magnetic grid chi, transmit the treater through wireless communication module, index module provides floor landing information simultaneously, handle magnetic grid chi length data through the treater, and with floor landing information correlation, can draw the specific position that the car stopped, and show the position of car through display module, thereby be convenient for expand rescue operation, the efficiency of rescue is improved, and utilize magnetic grid chi and sensor complex mode, the position that the car stopped that can be more accurate obtains, avoid causing the hindrance to rescue operation because the car position inaccuracy.
Through arranging and combining the magnetic stripes of a plurality of N poles and S poles with different polarities, the multi-floor codes, simultaneously, a sensor on an elevator car is adopted to read magnetic signals, the current floor information is obtained through decoding and analyzing by a decoder, the comparison with the landing information is carried out, the specific stopping position of the car is judged, and the uniqueness of the magnetic stripes of the N poles and the S poles is adopted, so that the floors are mutually independent, the sensitivity is higher, the size of the magnetic encoder is small, the installation is convenient, and the problem of disorder can not occur after power failure.
The working principle of the invention is as follows: when the external power grid of the elevator stops supplying power, the emergency power supply is immediately started to provide electric energy for the system, meanwhile, the sensor identifies floor coding information on the magnetic encoder through the magnetic resistance sensor, magnetic signals are converted into digital information through the decoder and transmitted into the processor through the wireless communication module, the indexing module forms floor landing information through the input module acquisition module, numerical information of the floor landing is transmitted into the processor, the information transmitted by the identification unit and the indexing module is processed and analyzed through the processor to obtain the specific stop position of the car, and the stop position of the car is displayed through the display module in the form of numbers and characters.
The points to be finally explained are: although the present invention has been described in detail with reference to the general description and the specific embodiments, on the basis of the present invention, the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (5)
1. The utility model provides an elevator has a power failure blind layer identification system of emergency rescue, includes identification element, wireless communication module, index module, floor mark module, collection module, input module, treater, display module, information storage module and emergency power supply, its characterized in that:
the identification unit comprises a magnetic grid ruler and a sensor;
the magnetic grid ruler is arranged along the length direction of the elevator guide rail, a magnetic encoder is arranged in the magnetic grid ruler, the magnetic encoder comprises a plurality of magnetic stripes with N poles and S poles, and the floors are encoded in a mode that a plurality of magnetic stripes are arranged and combined according to different polarities;
the sensor is arranged on an elevator car and used for acquiring length data of the magnetic grid ruler, the sensor comprises a CAN bus, a decoder and a magnetic sensor, the decoder is used for converting magnetic signals into digital information, and the magnetic resistance sensor is used for reading the magnetic signals of the magnetic encoder;
the index module assigns values to floor landings according to landing information to realize landing numeralization;
the floor marking module is used for marking each floor number of the floor to form landing information;
the acquisition module is used for counting the number of floors to form corresponding floor information;
the processor associates the identified car landing information with the indexed floor landing information reference, determining a specific position at which the car stops in the elevator hoistway;
the display module displays the specific stopping position of the car in the form of characters and numbers;
the information storage module is used for storing landing information and identifying car landing information;
the emergency power supply is used for providing a standby power supply after the power failure of the external power grid of the elevator, and the elevator is guaranteed to enter an emergency state.
2. The elevator power failure emergency rescue blind floor identification system as claimed in claim 1, wherein: the magnetic encoder further comprises a base layer, the magnetic stripes are pasted and fixed on the base layer, the magnetic stripes are provided with the same length and width, a certain distance is kept between the adjacent magnetic stripes, and the distance between the adjacent magnetic stripes with the same polarity is larger than the distance between the adjacent magnetic stripes with different polarities.
3. The elevator power failure emergency rescue blind floor identification system as claimed in claim 1, wherein: the wireless communication module transmits the obtained elevator car landing information and the landing information to the processor in a unified mode, and wireless data transmission is achieved.
4. The elevator power failure emergency rescue blind floor identification system as claimed in claim 1, wherein: the input module is used for background personnel to manually input floor parameters including the number of floors and the height of each floor.
5. The elevator power failure emergency rescue blind floor identification system as claimed in claim 1, wherein: the landing information is alphanumeric and a plurality of circular lamp dials.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011320707.2A CN112340559A (en) | 2020-11-23 | 2020-11-23 | Elevator power failure emergency rescue blind floor identification system |
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| CN202011320707.2A CN112340559A (en) | 2020-11-23 | 2020-11-23 | Elevator power failure emergency rescue blind floor identification system |
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| CN112340559A true CN112340559A (en) | 2021-02-09 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113593810A (en) * | 2021-09-29 | 2021-11-02 | 宁波兴隆磁性技术有限公司 | Encoding magnetizing method for encoding irregular magnetic grid ruler |
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| WO2004106210A1 (en) * | 2003-05-15 | 2004-12-09 | Otis Elevator Compagny | Absolute position reference system for an elevator using magnetic sensors |
| CN102992128A (en) * | 2011-09-15 | 2013-03-27 | 日立电梯（中国）有限公司 | Validation method for absolute floor of elevator |
| CN203048347U (en) * | 2013-01-11 | 2013-07-10 | 贵州天义电梯成套设备有限公司 | Blind layer recognition device of elevator power outage emergency rescue |
| US20180072534A1 (en) * | 2016-09-09 | 2018-03-15 | Otis Elevator Company | Location identification and location recovery of elevator |
| CN110255319A (en) * | 2019-06-05 | 2019-09-20 | 快意电梯股份有限公司 | Elevator position identifying system, method and lift facility |
| CN110526057A (en) * | 2019-08-20 | 2019-12-03 | 日立电梯（中国）有限公司 | Elevator car position confirms system, method and device |
| CN210103221U (en) * | 2019-04-02 | 2020-02-21 | 昆山广联发通信服务有限公司 | Elevator emergency rescue device |
| CN111591848A (en) * | 2020-05-29 | 2020-08-28 | 西人马（厦门）科技有限公司 | Elevator floor recognition system and method |
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2020
- 2020-11-23 CN CN202011320707.2A patent/CN112340559A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004106210A1 (en) * | 2003-05-15 | 2004-12-09 | Otis Elevator Compagny | Absolute position reference system for an elevator using magnetic sensors |
| CN102992128A (en) * | 2011-09-15 | 2013-03-27 | 日立电梯（中国）有限公司 | Validation method for absolute floor of elevator |
| CN203048347U (en) * | 2013-01-11 | 2013-07-10 | 贵州天义电梯成套设备有限公司 | Blind layer recognition device of elevator power outage emergency rescue |
| US20180072534A1 (en) * | 2016-09-09 | 2018-03-15 | Otis Elevator Company | Location identification and location recovery of elevator |
| CN210103221U (en) * | 2019-04-02 | 2020-02-21 | 昆山广联发通信服务有限公司 | Elevator emergency rescue device |
| CN110255319A (en) * | 2019-06-05 | 2019-09-20 | 快意电梯股份有限公司 | Elevator position identifying system, method and lift facility |
| CN110526057A (en) * | 2019-08-20 | 2019-12-03 | 日立电梯（中国）有限公司 | Elevator car position confirms system, method and device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113593810A (en) * | 2021-09-29 | 2021-11-02 | 宁波兴隆磁性技术有限公司 | Encoding magnetizing method for encoding irregular magnetic grid ruler |
| CN113593810B (en) * | 2021-09-29 | 2021-12-03 | 宁波兴隆磁性技术有限公司 | Encoding magnetizing method for encoding irregular magnetic grid ruler |
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Application publication date: 20210209 |
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