CN102398815B - Elevator power failure emergency flat layer operation direction detecting method - Google Patents
Elevator power failure emergency flat layer operation direction detecting method Download PDFInfo
- Publication number
- CN102398815B CN102398815B CN201110300114.4A CN201110300114A CN102398815B CN 102398815 B CN102398815 B CN 102398815B CN 201110300114 A CN201110300114 A CN 201110300114A CN 102398815 B CN102398815 B CN 102398815B
- Authority
- CN
- China
- Prior art keywords
- elevator
- frequency converter
- sine
- compensation
- cosine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
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 elevator technology field, relate in particular to a kind of elevator current failure emergency flat bed service direction method of inspection.
Background technology
Elevator is a kind of vertical conveyor that electrical motor is power of take, and case shape gondola is housed, and for tier building, takes advantage of people or carrying goods.Elevator is as the transport facility of vertical direction, become important Architectural Equipment and indispensable in skyscraper and public place.Along with the development of computer technology, automatic technology and Power Electronic Technique, modem elevator has become typical electromechanical integrated product.
Traditional elevator, when the elevator carrying out runs into suddenly electric power system fault (power failure, phase shortage, fire), its current failure emergency leveling device is devoted oneself to work automatic switchover, take 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 controls elevator toward underloading direction low cruise after power-off.At present, general employing by the mode of Weighing control load instrument is set carried out (by output signal semi-load) judgement underloading direction, and this technology is comparatively complicated, has greatly increased the cost of elevator.
Summary of the invention
The object of the invention is to provides a kind of elevator current failure emergency flat bed operating direction detecting device for the deficiencies in the prior art, and technical scheme is simply effective, can greatly reduce the cost of elevator.
Another object of the present invention is to provides a kind of elevator current failure emergency flat bed service direction method of inspection for the deficiencies in the prior art, and technical scheme is simply effective, can greatly reduce the cost of elevator.
For achieving the above object, the present invention adopts following technical scheme.
A kind of elevator current failure emergency flat bed operating direction detecting device, it comprises when elevator starts at every turn can carry out the frequency converter of up compensation or descending compensation automatically to the moment direction of elevator, for store when elevator starts at every turn, be the EEPROM of up compensation or descending compensated information, and input sine or cosine signal be to the sine and cosine encoder of frequency converter, sine and cosine encoder is installed on elevator boss rods; Described frequency converter is provided with the PG card of the signal of sine and cosine encoder being changed, isolated and exports control signal, and described sine and cosine encoder is electrically connected to described frequency converter, and described frequency converter is electrically connected to described EEPROM.
A kind of elevator current failure emergency flat bed service direction method of inspection, it comprises when elevator starts at every turn can carry out the frequency converter of up compensation or descending compensation automatically to the moment direction of elevator, for store when elevator starts at every turn, be the EEPROM of up compensation or descending compensated information, and input sine or cosine signal be to the sine and cosine encoder of frequency converter, sine and cosine encoder is installed on elevator boss rods; Described frequency converter is provided with the PG card of the signal of sine and cosine encoder being changed, isolated and exports control signal, and described sine and cosine encoder is electrically connected to described frequency converter, and described frequency converter is electrically connected to described EEPROM;
Frequency converter receives after the sine or cosine signal of the one-period that sine and cosine encoder sends, and PG card is decomposed into each periodic signal 128 signals again; When elevator starts at every turn, frequency converter can carry out up compensation or descending compensation automatically to the moment direction of elevator; When if elevator starts, elevator is up compensation at every turn, a certain position of EEPROM is 1; When if elevator starts, elevator is descending compensation at every turn, this position of EEPROM is 0; After next power-off, the direction of automatic decision elevator underloading, if frequency converter carries out up compensation automatically before power-off, illustrates that the weight ratio of car is now to heavy and light, and after power-off, emergency flat layer is upwards operation; If frequency converter carries out descending compensation automatically before power-off, illustrate that the weight ratio of car is now to heavy, after power-off, emergency flat layer be to move downwards.
Beneficial effect of the present invention is: a kind of elevator current failure emergency flat bed operating direction detecting device of the present invention and method, adopt sine and cosine encoder to realize while starting without weighing, each direction that records torque compensation that starts, when have a power failure next time, can know the direction of elevator underloading, technical scheme is simply effective, can greatly reduce the cost of elevator.
Accompanying drawing explanation
Fig. 1 is functional block diagram of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention is further illustrated.
Embodiment mono-
As shown in Figure 1, a kind of elevator current failure emergency flat bed operating direction detecting device, it comprises when elevator starts at every turn can carry out automatically to the moment direction of elevator the frequency converter 3 of up compensation or descending compensation, for store when elevator starts at every turn, be the EEPROM4 of up compensation or descending compensated information, and input sine or cosine signal be to the sine and cosine encoder 1 of frequency converter 3, sine and cosine encoder 1 is installed on elevator boss rods; Described 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 described sine and cosine encoder 1 is electrically connected to described frequency converter 3, and described frequency converter 3 is electrically connected to described 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 is, and frequency converter receives after the sine or cosine signal of the one-period that sine and cosine encoder 1 sends, and PG card 2 is decomposed into each periodic signal 128 signals again; When elevator starts at every turn, frequency converter 3 can carry out up compensation or descending compensation automatically to the moment direction of elevator, carries out torque compensation up or down, prevents that elevator from slipping; When if elevator starts, elevator is up compensation at every turn, a certain position of EEPROM4 is 1; When if elevator starts, elevator is descending compensation at every turn, this position of EEPROM4 is 0; After next power-off, the direction of automatic decision elevator underloading, if frequency converter 3 carries out up compensation automatically before power-off, illustrates that the weight ratio of car is now to heavy and light, and after power-off, emergency flat layer is upwards operation; If frequency converter 3 carries out descending compensation automatically before power-off, illustrate that the weight ratio of car is now to heavy, after power-off, emergency flat layer be to move downwards.A kind of elevator current failure emergency flat bed operating direction detecting device of the present invention, adopt sine and cosine encoder 1 to realize while starting without weighing, each direction that records torque compensation that starts, when have a power failure next time, can know the direction of elevator underloading, technical scheme is simply effective, can greatly reduce the cost of elevator.
Embodiment bis-
A kind of elevator current failure emergency flat bed service direction method of inspection, it comprises when elevator starts at every turn can carry out automatically to the moment direction of elevator the frequency converter 3 of up compensation or descending compensation, for store when elevator starts at every turn, be the EEPROM4 of up compensation or descending compensated information, and input sine or cosine signal be to the sine and cosine encoder 1 of frequency converter 3, sine and cosine encoder 1 is installed on elevator boss rods; Described 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 described sine and cosine encoder 1 is electrically connected to described frequency converter 3, and described frequency converter 3 is electrically connected to described EEPROM4; Frequently device receives after the sine or cosine signal of the one-period that sine and cosine encoder 1 sends, and PG card 2 is decomposed into each periodic signal 128 signals again; When elevator starts at every turn, frequency converter 3 can carry out up compensation or descending compensation automatically to the moment direction of elevator, carries out torque compensation up or down, prevents that elevator from slipping; When if elevator starts, elevator is up compensation at every turn, a certain position of EEPROM4 is 1; When if elevator starts, elevator is descending compensation at every turn, this position of EEPROM4 is 0; After next power-off, the direction of automatic decision elevator underloading, if frequency converter 3 carries out up compensation automatically before power-off, illustrates that the weight ratio of car is now to heavy and light, and after power-off, emergency flat layer is upwards operation; If frequency converter 3 carries out descending compensation automatically before power-off, illustrate that the weight ratio of car is now to heavy, after power-off, emergency flat layer be to move downwards.
A kind of elevator current failure emergency flat bed service direction method of inspection of the present invention, adopt sine and cosine encoder 1 to realize while starting without weighing, each direction that records torque compensation that starts, when have a power failure next time, can know the direction of elevator underloading, technical scheme is simply effective, can greatly reduce the cost of elevator.
The above is only better embodiment of the present invention, and the equivalence of doing according to structure, feature and principle described in patent claim of the present invention therefore all changes or modifies, and is included in patent claim of the present invention.
Claims (1)
1. an elevator current failure emergency flat bed service direction method of inspection, it is characterized in that: it comprises when elevator starts at every turn can carry out automatically to the moment direction of elevator the frequency converter (3) of up compensation or descending compensation, for store when elevator starts at every turn, be the EEPROM(4 of up compensation or descending compensated information), and input sine or cosine signal be to the sine and cosine encoder (1) of frequency converter (3), sine and cosine encoder (1) is installed on elevator boss rods; Described 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, described sine and cosine encoder (1) is electrically connected to described frequency converter (3), and described frequency converter (3) is electrically connected to described EEPROM(4);
Frequency converter receives after the sine or cosine signal of the one-period that sine and cosine encoder (1) sends, and PG card (2) is decomposed into each periodic signal 128 signals again; When elevator starts at every turn, frequency converter (3) can carry out up compensation or descending compensation automatically to the moment direction of elevator; When if elevator starts, elevator is up compensation at every turn, a certain position EEPROM(4) is 1; When if elevator starts, elevator is descending compensation at every turn, this position EEPROM(4) is 0; After next power-off, the direction of automatic decision elevator underloading, if frequency converter (3) carries out up compensation automatically before power-off, illustrates that the weight ratio of car is now to heavy and light, and after power-off, emergency flat layer is upwards operation; If frequency converter (3) carries out descending compensation automatically before power-off, illustrate that the weight ratio of car is now to heavy, after power-off, emergency flat layer be to move downwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110300114.4A CN102398815B (en) | 2011-09-30 | 2011-09-30 | Elevator power failure emergency flat layer operation direction detecting method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110300114.4A CN102398815B (en) | 2011-09-30 | 2011-09-30 | Elevator power failure emergency flat layer operation direction detecting method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102398815A CN102398815A (en) | 2012-04-04 |
| CN102398815B true CN102398815B (en) | 2014-02-12 |
Family
ID=45881540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110300114.4A Active CN102398815B (en) | 2011-09-30 | 2011-09-30 | Elevator power failure emergency flat layer operation direction detecting method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102398815B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103274267B (en) * | 2013-04-12 | 2015-04-29 | 快意电梯股份有限公司 | Outage position recognition device and protection method |
| 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 |
| 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 |
| 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 |
| 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 |
| 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 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN101723213B (en) * | 2009-12-25 | 2012-11-21 | 上海永大吉亿电机有限公司 | SinCos coder based method for detecting position and speed |
| CN201882727U (en) * | 2010-09-28 | 2011-06-29 | 北京升华电梯集团有限公司 | Automatic emergency leveling device for elevator power failure |
| 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 |
-
2011
- 2011-09-30 CN CN201110300114.4A patent/CN102398815B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN102398815A (en) | 2012-04-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102398815B (en) | Elevator power failure emergency flat layer operation direction detecting method | |
| CN102311024B (en) | Device for detecting position and speed of elevator lift car | |
| CN101818632A (en) | Digital automatic oil extraction control system | |
| CN104803291A (en) | Intelligent crane control system | |
| CN202296658U (en) | Device for detecting running direction of power-off emergency leveling of elevator | |
| CN110589643A (en) | Elevator car re-leveling control system and implementation method thereof | |
| Nazarova et al. | Influence of Supply Voltage on the Accuracy of Two-Speed Elevator Positioning | |
| CN105774822A (en) | Speed regulation device and method for mine aerial man-riding ropeway | |
| CN102471013B (en) | Elevator control device | |
| US20140116810A1 (en) | Method of enabling regenerative motor drive to power an elevator and receive power from a renewable power source | |
| CN201587763U (en) | Numerically-controlled frequency-variable speed-adjustable system of mine hoist | |
| CN102372207B (en) | Detecting device for water level of elevator pit and detection processing method thereof | |
| CN102320513A (en) | Quantitative weighing and automatic loading system for mine skip | |
| JP4600941B2 (en) | Elevator control device | |
| CN201756427U (en) | Mining explosion-proof variable-frequency hoist | |
| CN2709520Y (en) | Safety device of machine for vertically winding lifting ship by wirerope | |
| CN204549872U (en) | For the operation component locations recognition system of weight-lifting equipment security monitoring | |
| CN205012396U (en) | Two winding system synchro control devices of diaphragm wall hydraulic grab | |
| CN104495558B (en) | Electric current determining method takes precautions against the method for skip bucket accumulation refitting accident | |
| CN202296767U (en) | Automatic quantitative loading system of mine skip | |
| CN103552928A (en) | Frequency converting control system of tower crane | |
| CN103274267B (en) | Outage position recognition device and protection method | |
| Mitronikas et al. | Energy saving during modern lift operation | |
| CN212503493U (en) | Elevator system stops part capability test device | |
| CN204454182U (en) | A kind of one side supporting elevator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent for invention or patent application | ||
| CB02 | Change of applicant information |
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. |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: IFE ELEVATOR CO., LTD. TO: IFE ELEVATORS CO., LTD. |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |