CN102398815A - Elevator power failure emergency flat layer operation direction detecting device and method - Google Patents
Elevator power failure emergency flat layer operation direction detecting device and method Download PDFInfo
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- CN102398815A CN102398815A CN2011103001144A CN201110300114A CN102398815A CN 102398815 A CN102398815 A CN 102398815A CN 2011103001144 A CN2011103001144 A CN 2011103001144A CN 201110300114 A CN201110300114 A CN 201110300114A CN 102398815 A CN102398815 A CN 102398815A
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Abstract
The invention relates to the technical field of elevators, in particular to an elevator power failure emergency flat layer operation direction detecting device and a method. The elevator power failure emergency flat layer operation direction detecting device comprises a frequency converter, an electrically erasable programmable read-only memory (EEPROM) and a sine and cosine encoder, wherein the frequency converter is used for automatically carrying out the uplink compensation or the downlink compensation on the moment direction of the elevator when the elevators is started each time, the EEPROM is used for storing uplink compensation or downlink compensation information when the elevator is started each time, the sine and cosine encoder is used for inputting sine or cosine signals to the frequency converter and is arranged at a host machine shaft of the elevator, the frequency converter is provided with a program guidance (PG) card which is used for converting and isolating the signals of the sine and cosine encoder and outputting control signals, the sine and cosine encoder is electrically connected with the frequency converter, and the frequency converter is electrically connected with the EEPROM. The elevator power failure emergency flat layer operation direction detecting device has the advantages that the technical scheme is simple and efficient, and the cost of the elevator can be greatly reduced.
Description
Technical field:
The present invention relates to the elevator technology field, relate in particular to a kind of elevator current failure emergency flat bed operating direction detecting device and method.
Background technology:
Elevator be a kind of be the vertical conveyor of power with the electrical motor, case shape gondola is housed, be used for tier building and take advantage of people or carrying goods.Elevator is as the transport facility of vertical direction, become important Architectural Equipment in skyscraper and public place and indispensable.The development of Along with computer technology, automatic technology and Power Electronic Technique, modem elevator have become the representative type electromechanical integrated product.
Traditional elevator; When running into electric power system fault (power failure, phase shortage, fire) suddenly at the elevator that carries out; Its current failure emergency leveling device is devoted oneself to work automatic switchover, takes over the whole controls of elevator, the required electric energy of output elevator; Elevator is moved to level position, open gate and walk out elevator by passenger safety.Existing current failure emergency leveling device, in order to save electric power and cost, often outage back control elevator is toward underloading direction low cruise.At present, the general employing through the weigh mode of control load appearance of setting comes (through output signal semi-load) to judge underloading direction, and this technology is comparatively complicated, has increased the cost of elevator greatly.
Summary of the invention:
The objective of the invention is to the deficiency of prior art and a kind of elevator current failure emergency flat bed operating direction detecting device is provided, technical scheme is simply effective, can reduce the cost of elevator greatly.
Another object of the present invention is to the deficiency of prior art and a kind of elevator current failure emergency flat bed service direction method of inspection is provided, technical scheme is simply effective, can reduce the cost of elevator greatly.
For realizing above-mentioned purpose, the present invention adopts following technical scheme:
A kind of elevator current failure emergency flat bed operating direction detecting device; It comprises the frequency converter that can carry out up compensation or descending compensation when elevator starts at every turn to the moment direction of elevator automatically; When being used to store elevator and starting at every turn is the EEPROM of up compensation or descending compensated information; And the sine and cosine encoder of input sine or cosine signal to frequency converter, sine and cosine encoder is installed on the elevator main axle; Said frequency converter is provided with the PG card of the signal of sine and cosine encoder being changed, isolated and exports control signal, and said sine and cosine encoder is electrically connected said frequency converter, and said frequency converter is electrically connected said EEPROM.
A kind of elevator current failure emergency flat bed service direction method of inspection; It comprises the frequency converter that can carry out up compensation or descending compensation when elevator starts at every turn to the moment direction of elevator automatically; When being used to store elevator and starting at every turn is the EEPROM of up compensation or descending compensated information; And the sine and cosine encoder of input sine or cosine signal to frequency converter, sine and cosine encoder is installed on the elevator main axle; Said frequency converter is provided with the PG card of the signal of sine and cosine encoder being changed, isolated and exports control signal, and said sine and cosine encoder is electrically connected said frequency converter, and said frequency converter is electrically connected said EEPROM;
Frequently after device received the sine or cosine signal of the one-period that sine and cosine encoder sends, the PG card was decomposed into 128 signals with each periodic signal again; When elevator started at every turn, frequency converter can carry out up compensation or descending compensation automatically to the moment direction of elevator; When elevator was up compensation when if elevator started at every turn, a certain position of EEPROM is 1; If when elevator was descending compensation when elevator started, this position of EEPROM was 0 at every turn; After outage next time, judge the direction of elevator underloading automatically, if frequency converter carries out up compensation automatically before the outage, the weight ratio that car this moment is described is to heavy and light, then outage back emergency flat layer is upwards operation; If frequency converter carries out descending compensation automatically before the outage, the weight ratio that car this moment is described is to heavy, and then outage back emergency flat layer is operation downwards.
Beneficial effect of the present invention is:
A kind of elevator current failure emergency flat bed operating direction detecting device according to the invention and method; Adopting sine and cosine encoder to realize not having weighs when starting; Each direction that starts the record torque compensation when have a power failure next time, is promptly known the direction of elevator underloading; Technical scheme is simply effective, can reduce the cost of elevator greatly.
Description of drawings:
Fig. 1 is a functional block diagram of the present invention.
The specific embodiment:
Below in conjunction with accompanying drawing the present invention is further described:
Embodiment one
As shown in Figure 1; A kind of elevator current failure emergency flat bed operating direction detecting device; It comprises the frequency converter 3 that can carry out up compensation or descending compensation when elevator starts at every turn to the moment direction of elevator automatically; When being used to store elevator and starting at every turn is the EEPROM4 of up compensation or descending compensated information, and the sine and cosine encoder 1 of input sine or cosine signal to frequency converter 3, and sine and cosine encoder 1 is installed on the elevator main axle; Said frequency converter 3 is provided with the PG card 2 of the signal of sine and cosine encoder 1 being changed, isolated and exports control signal, and said sine and cosine encoder 1 is electrically connected said frequency converter 3, and said frequency converter 3 is electrically connected said EEPROM4.Wherein, preferred, sine and cosine encoder 1 adopts ERN1387 sine and cosine encoder 1, and its resolution is 2048rpm.
Above-mentioned a kind of elevator current failure emergency flat bed operating direction detecting device, its method of inspection be, after device received the sine or cosine signal of the one-period that sine and cosine encoder 1 sends frequently, PG card 2 was decomposed into 128 signals with each periodic signal again; When elevator started at every turn, frequency converter 3 can carry out up compensation or descending compensation automatically to the moment direction of elevator, promptly carries out torque compensation up or down, prevented that elevator from falling to slip; When elevator was up compensation when if elevator started at every turn, a certain position of EEPROM4 is 1; If when elevator was descending compensation when elevator started, this position of EEPROM4 was 0 at every turn; After outage next time, judge the direction of elevator underloading automatically, if frequency converter 3 carries out up compensation automatically before the outage, the weight ratio that car this moment is described is to heavy and light, then outage back emergency flat layer is upwards operation; If frequency converter 3 carries out descending compensation automatically before the outage, the weight ratio that car this moment is described is to heavy, and then outage back emergency flat layer is operation downwards.A kind of elevator current failure emergency flat bed operating direction detecting device according to the invention; Adopting sine and cosine encoder 1 to realize not having weighs when starting; Each direction that starts the record torque compensation when have a power failure next time, is promptly known the direction of elevator underloading; Technical scheme is simply effective, can reduce the cost of elevator greatly.
Embodiment two
A kind of elevator current failure emergency flat bed service direction method of inspection; It comprises the frequency converter 3 that can carry out up compensation or descending compensation when elevator starts at every turn to the moment direction of elevator automatically; When being used to store elevator and starting at every turn is the EEPROM4 of up compensation or descending compensated information; And the sine and cosine encoder 1 of input sine or cosine signal to frequency converter 3, sine and cosine encoder 1 is installed on the elevator main axle; Said frequency converter 3 is provided with the PG card 2 of the signal of sine and cosine encoder 1 being changed, isolated and exports control signal, and said sine and cosine encoder 1 is electrically connected said frequency converter 3, and said frequency converter 3 is electrically connected said EEPROM4; Frequently after device received the sine or cosine signal of the one-period that sine and cosine encoder 1 sends, PG card 2 was decomposed into 128 signals with each periodic signal again; When elevator started at every turn, frequency converter 3 can carry out up compensation or descending compensation automatically to the moment direction of elevator, promptly carries out torque compensation up or down, prevented that elevator from falling to slip; When elevator was up compensation when if elevator started at every turn, a certain position of EEPROM4 is 1; If when elevator was descending compensation when elevator started, this position of EEPROM4 was 0 at every turn; After outage next time, judge the direction of elevator underloading automatically, if frequency converter 3 carries out up compensation automatically before the outage, the weight ratio that car this moment is described is to heavy and light, then outage back emergency flat layer is upwards operation; If frequency converter 3 carries out descending compensation automatically before the outage, the weight ratio that car this moment is described is to heavy, and then outage back emergency flat layer is operation downwards.
A kind of elevator current failure emergency flat bed service direction method of inspection according to the invention; Adopting sine and cosine encoder 1 to realize not having weighs when starting; Each direction that starts the record torque compensation when have a power failure next time, is promptly known the direction of elevator underloading; Technical scheme is simply effective, can reduce the cost of elevator greatly.
The above only is a preferred embodiments of the present invention, so all equivalences of doing according to the described structure of patent claim of the present invention, characteristic and principle change or modify, includes in patent claim of the present invention.
Claims (2)
1. elevator current failure emergency flat bed operating direction detecting device; It is characterized in that: it comprises the frequency converter (3) that can carry out up compensation or descending compensation when elevator starts at every turn to the moment direction of elevator automatically; Being used to store when elevator starts at every turn is the EEPROM (4) of up compensation or descending compensated information; And the sine and cosine encoder (1) of input sine or cosine signal to frequency converter (3), sine and cosine encoder (1) is installed on the elevator main axle; Said frequency converter (3) is provided with the PG card (2) of the signal of sine and cosine encoder (1) being changed, isolated and exports control signal, and said sine and cosine encoder (1) is electrically connected said frequency converter (3), and said frequency converter (3) is electrically connected said EEPROM (4).
2. elevator current failure emergency flat bed service direction method of inspection; It is characterized in that: it comprises the frequency converter (3) that can carry out up compensation or descending compensation when elevator starts at every turn to the moment direction of elevator automatically; Being used to store when elevator starts at every turn is the EEPROM (4) of up compensation or descending compensated information; And the sine and cosine encoder (1) of input sine or cosine signal to frequency converter (3), sine and cosine encoder (1) is installed on the elevator main axle; Said frequency converter (3) is provided with the PG card (2) of the signal of sine and cosine encoder (1) being changed, isolated and exports control signal, and said sine and cosine encoder (1) is electrically connected said frequency converter (3), and said frequency converter (3) is electrically connected said EEPROM (4);
Frequently after device received the sine or cosine signal of the one-period that sine and cosine encoder (1) sends, PG card (2) was decomposed into 128 signals with each periodic signal again; When elevator started at every turn, frequency converter (3) can carry out up compensation or descending compensation automatically to the moment direction of elevator; When elevator was up compensation when if elevator started at every turn, a certain position of EEPROM (4) is 1; If when elevator was descending compensation when elevator started, this position of EEPROM (4) was 0 at every turn; After outage next time, judge the direction of elevator underloading automatically, if frequency converter (3) carries out up compensation automatically before the outage, the weight ratio that car this moment is described is to heavy and light, then outage back emergency flat layer is upwards operation; If frequency converter (3) carries out descending compensation automatically before the outage, the weight ratio that car this moment is described is to heavy, and then outage back emergency flat layer is operation downwards.
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| CN201110300114.4A CN102398815B (en) | 2011-09-30 | 2011-09-30 | Elevator power failure emergency flat layer operation direction detecting method |
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| CN201110300114.4A CN102398815B (en) | 2011-09-30 | 2011-09-30 | Elevator power failure emergency flat layer operation direction detecting method |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103274267A (en) * | 2013-04-12 | 2013-09-04 | 快意电梯股份有限公司 | Outage position recognition device and protection method |
| CN103449268A (en) * | 2013-09-23 | 2013-12-18 | 哈尔滨工业大学 | Weighing-sensor-free self-adaption starting torque compensation method of elevator permanent-magnet dragging guiding system |
| CN105752788A (en) * | 2016-03-28 | 2016-07-13 | 深圳市海浦蒙特科技有限公司 | Emergent elevator operation direction judging method and emergent elevator operation control method |
| CN108249238A (en) * | 2018-01-11 | 2018-07-06 | 深圳市英威腾电气股份有限公司 | A kind of elevator is without detent torque compensation method, the apparatus and system of weighing |
| CN108639887A (en) * | 2018-05-08 | 2018-10-12 | 江苏威尔曼科技有限公司 | A kind of radio frequency method modification shows the display of information and operation information |
| CN110697521A (en) * | 2019-10-17 | 2020-01-17 | 深圳市海浦蒙特科技有限公司 | Elevator emergency operation control method and device |
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| CN202296658U (en) * | 2011-09-30 | 2012-07-04 | 快意电梯有限公司 | Device for detecting running direction of power-off emergency leveling of elevator |
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| CN101596994A (en) * | 2009-04-23 | 2009-12-09 | 康力电梯股份有限公司 | Elevator drive system based on displacement pickup |
| CN101723213A (en) * | 2009-12-25 | 2010-06-09 | 上海永大吉亿电机有限公司 | SinCos coder based method for detecting position and speed |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103274267A (en) * | 2013-04-12 | 2013-09-04 | 快意电梯股份有限公司 | Outage position recognition device and protection method |
| CN103449268A (en) * | 2013-09-23 | 2013-12-18 | 哈尔滨工业大学 | Weighing-sensor-free self-adaption starting torque compensation method of elevator permanent-magnet dragging guiding system |
| CN103449268B (en) * | 2013-09-23 | 2015-02-04 | 哈尔滨工业大学 | Weighing-sensor-free self-adaption starting torque compensation method of elevator permanent-magnet dragging guiding system |
| CN105752788A (en) * | 2016-03-28 | 2016-07-13 | 深圳市海浦蒙特科技有限公司 | Emergent elevator operation direction judging method and emergent elevator operation control method |
| CN105752788B (en) * | 2016-03-28 | 2018-06-01 | 深圳市海浦蒙特科技有限公司 | Elevator emergency operation direction determination process and elevator emergency motion control method |
| CN108249238A (en) * | 2018-01-11 | 2018-07-06 | 深圳市英威腾电气股份有限公司 | A kind of elevator is without detent torque compensation method, the apparatus and system of weighing |
| CN108249238B (en) * | 2018-01-11 | 2020-07-03 | 深圳市英威腾电气股份有限公司 | Method, device and system for compensating weighing-free starting torque of elevator |
| CN108639887A (en) * | 2018-05-08 | 2018-10-12 | 江苏威尔曼科技有限公司 | A kind of radio frequency method modification shows the display of information and operation information |
| CN108639887B (en) * | 2018-05-08 | 2020-06-12 | 江苏威尔曼科技有限公司 | Display for modifying display information and operation information in radio frequency mode |
| CN110697521A (en) * | 2019-10-17 | 2020-01-17 | 深圳市海浦蒙特科技有限公司 | Elevator emergency operation control method and device |
| CN110697521B (en) * | 2019-10-17 | 2022-04-19 | 深圳市海浦蒙特科技有限公司 | Elevator emergency operation control method and device |
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| CN102398815B (en) | 2014-02-12 |
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Address after: Xie hang Qingxi Town 523000 Guangdong city of Dongguan Province Jinlong Industrial Zone Applicant after: IFE Elevators Co., Ltd. Address before: Xie hang Qingxi Town 523000 Guangdong city of Dongguan Province Jinlong Industrial Zone Fiat Elevator Co. Ltd. Applicant before: IFE Elevator Co.,Ltd. |
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