WO2010102458A1 - 电梯制动系统的控制电路及控制方法 - Google Patents
电梯制动系统的控制电路及控制方法 Download PDFInfo
- Publication number
- WO2010102458A1 WO2010102458A1 PCT/CN2009/070899 CN2009070899W WO2010102458A1 WO 2010102458 A1 WO2010102458 A1 WO 2010102458A1 CN 2009070899 W CN2009070899 W CN 2009070899W WO 2010102458 A1 WO2010102458 A1 WO 2010102458A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- brake
- circuit
- signal processing
- control
- elevator
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B1/00—Control systems of elevators in general
- B66B1/24—Control systems with regulation, i.e. with retroactive action, for influencing travelling speed, acceleration, or deceleration
- B66B1/28—Control systems with regulation, i.e. with retroactive action, for influencing travelling speed, acceleration, or deceleration electrical
- B66B1/32—Control systems with regulation, i.e. with retroactive action, for influencing travelling speed, acceleration, or deceleration electrical effective on braking devices, e.g. acting on electrically controlled brakes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
- B66B13/22—Operation of door or gate contacts
-
- 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
- B66B5/0006—Monitoring devices or performance analysers
- B66B5/0018—Devices monitoring the operating condition of the elevator system
- B66B5/0031—Devices monitoring the operating condition of the elevator system for safety reasons
Definitions
- the present invention relates to a control circuit and a control method for an electromagnet, and more particularly to a control circuit and a control method for an elevator brake system.
- the brake circuit of the existing elevator brake system is roughly divided into the following types: 1. Using the current limiting resistor to complete the switching of the excitation and holding voltage of the brake excitation line ;; 2. Installing on the voltage switching contact Arc-extinguishing circuit to extend contact life; 3. Full-wave/half-wave rectification switching of excitation and holding voltage of brake excitation line ⁇ by rectifier diode.
- the full-wave rectification circuit D1-D4 is connected in series with the running contactor CJ, the door lock relay DJ, and the economic resistance! ⁇ , the brake contactor ZJ and the brake excitation line ⁇ L, and a switch K for exciting/holding voltage conversion is connected in parallel at both ends of the economic resistance R.
- the object of the present invention is to provide a control circuit of an elevator brake system and a control method of the elevator brake system, which fundamentally solve the problem of contact sticking in the brake circuit and improve the safety of the elevator operation. And stability.
- a control circuit for an elevator braking system comprising:
- a brake signal generating circuit in which a door lock relay DJ and a brake contactor ZJ are used in series to issue a brake/release command;
- a brake signal processing circuit for receiving and transmitting a brake/release command signal to the brake controller
- an isolation control switch CK connected to the brake signal generating circuit and the brake signal processing circuit for controlling the brake signal processing circuit according to the command signal of the brake signal generating circuit Produces a high and low level transform.
- the brake signal processing circuit is a level conversion circuit, one end of which is connected to a DC power supply, the central series current limiting resistor, and the other end of the grounding line G; one node of the circuit is connected with a brake for connecting the brake The controller's control signal output line C.
- the isolation control switch CK is one of a bidirectional optocoupler, a voltage converter, a transformer or a relay.
- the contactor CJ can also be operated in series in the brake signal processing circuit.
- the design idea of the control circuit of the present invention is to energize the brake in the brake circuit of the brake command setting device such as the serial door lock relay DJ, the operation contactor CJ, and the like, and the brake contact setting device such as the brake contactor ZJ. The turns are separated and the brake solenoids are directly connected and controlled by the brake controller.
- the brake signal processing circuit can send a level signal compatible with the TTL circuit or the CMOS gate circuit to the brake controller to brake the brake controller.
- the controller acts to control the power on and off of the brake excitation line to perform the brake or release operation.
- a method for controlling an elevator brake system is:
- the brake signal processing circuit is a level conversion circuit, one end of which is connected to a DC power supply, a central series current limiting resistor, and the other end of the grounding line G; one node of the circuit is connected to a brake The controller's control signal output line C.
- the isolation control switch CK is a bidirectional optocoupler, voltage converter, transformer or relay.
- the contactor CJ can also be operated in series in the brake signal processing circuit. If the running contactor CJ needs to be connected to the power supply circuit of the brake controller, the contactor CJ is not operated in series in the brake signal processing circuit.
- the brake signal generating circuit corresponding to the brake circuit and the brake excitation line circuit are separated from each other, so that the brake signal generating circuit only needs several tens of milliamperes.
- the working current can effectively avoid the contact arcing phenomenon in the brake circuit caused by the excessive current, thus fundamentally solving the problem of the switch contact sticking of the brake circuit and improving the elevator
- the working safety of the brake system improves the safety of the elevator.
- Figure 1 and Figure 2 are electrical schematic diagrams of two existing brake circuits in an elevator braking system.
- FIG. 3 is an electrical schematic diagram of the control circuit of the present invention.
- Figure 4 is an electrical schematic diagram of an embodiment of a brake controller.
- the control circuit of the present invention includes a brake signal generating circuit, a brake signal processing circuit, and an isolation control switch CK.
- a door lock relay DJ In the brake signal generating circuit, a door lock relay DJ, a running contactor CJ, a brake contactor ZJ and a current limiting resistor R1 are connected in series, and the terminals A and B at both ends of the circuit are connected to a 110V/220V AC power supply.
- the brake signal processing circuit is a DC level conversion circuit, one end of which is connected to a 15V DC power supply, the central series current limiting resistor R2, and the other end grounding line G; one of the circuit series current limiting resistor R2 A control signal output line C is connected to the node, and the control signal output line is connected to the brake controller 1.
- the brake line ⁇ L is connected to the brake controller 1, and the 110V/220V AC power supply supplies the brake controller 1
- the isolation control switch CK uses a bidirectional optocoupler OPT, and the positive and negative light emitting diodes in the bidirectional optocoupler OPT are connected in series in the brake signal generating circuit, and the light receiving of the bidirectional optocoupler OPT The tube portion is connected in series before the ground terminal G in the brake signal processing circuit.
- the brake controller 1 connected to the control signal output line C in the brake signal processing circuit can employ a matching circuit configuration as shown in FIG.
- the load of the single-phase half-controlled bridge rectifier circuit is the brake excitation line ⁇ L
- the thyristor trigger circuit is a voltage-controlled phase shifter 2 with voltage feedback.
- Single-phase half-controlled bridge rectifier circuit can output Adjustable brake wire ⁇ excitation voltage and adjustable and stable brake wire hold voltage. In the case of grid voltage fluctuations, a stable DC holding voltage can still be supplied to the brake excitation line ,L, so that the holding force of the brake is at a constant value to ensure that the brake has sufficient braking force to achieve low energy consumption and low temperature rise of the brake. And big thrust.
- the main power supply of the single-phase half-controlled bridge rectifier circuit is directly connected to the grid voltage, and the elevator is in standby state after being powered, and its signal input terminal (Al, B1) is controlled by the present invention.
- the control signal output line C and the ground end of the brake signal processing circuit of the circuit are connected; the voltage output end of the single-phase half-control bridge rectifier circuit is directly connected to both ends of the brake excitation line ⁇ L.
- the brake excitation line ⁇ L can be a set of turns, or it can be two rents or more than two sets of turns; it can be connected in parallel or in series.
- the control circuit of the present invention has a current flowing through the brake excitation line ⁇ L independent of the brake circuit, thereby reducing the current load of the brake circuit and improving the reliability of all mechanical contact switches of the brake circuit.
- the output voltage of the single-phase half-controlled bridge rectifier circuit is sampled by the voltage sampling circuit 4, and coupled to the voltage input terminal of the voltage-controlled phase shifter 2 through the photocoupler OPT1.
- the voltage sampling feedback circuit 4 automatically adjusts the phase shift angle of the voltage controlled phase shifter according to the high and low output voltages to ensure the stability of the output voltage.
- the elevator brake system completes a release action.
- Voltage-controlled phase shifter 2 provides 15V DC operating voltage through internal power supply 5.
- the excitation voltage and the holding voltage outputted by the brake controller 1 in accordance with the control method of the present invention can be set by adjustment.
- the voltage can be adjusted to 0_198V.
- the excitation voltage and the holding voltage of the single-phase half-controlled bridge rectifier circuit depend on the thrust of the brake used.
- the general excitation voltage is 40_70% of the full-wave rectified voltage
- the holding voltage is 20_30% of the full-wave rectified voltage.
- the general excitation voltage takes 70_80% of the full-wave rectified voltage
- the holding voltage takes 40_50% of the full-wave rectified voltage.
- the brake excitation coil circuit uses a thyristor-type contactless switch for voltage switching and voltage regulation, which ensures high reliability of the main circuit of the elevator brake system;
- the holding voltage is regulated by a regulated output, which improves the operational stability of the brake.
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP09841327.1A EP2397433A4 (en) | 2009-03-12 | 2009-03-20 | CONTROL UNIT AND CONTROL PROCEDURE FOR A LIFTING SYSTEM |
US13/140,362 US8820484B2 (en) | 2009-03-12 | 2009-03-20 | Circuits and methods for controlling elevator braking system |
JP2011553253A JP2012519635A (ja) | 2009-03-12 | 2009-03-20 | 昇降機制動システムの制御回路及び制御方法 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009100739101A CN101492138B (zh) | 2009-03-12 | 2009-03-12 | 电梯制动系统的控制电路及控制方法 |
CN200910073910.1 | 2009-03-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2010102458A1 true WO2010102458A1 (zh) | 2010-09-16 |
Family
ID=40922956
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2009/070899 WO2010102458A1 (zh) | 2009-03-12 | 2009-03-20 | 电梯制动系统的控制电路及控制方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8820484B2 (zh) |
EP (1) | EP2397433A4 (zh) |
JP (1) | JP2012519635A (zh) |
CN (1) | CN101492138B (zh) |
WO (1) | WO2010102458A1 (zh) |
Cited By (2)
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CN107487699A (zh) * | 2017-10-17 | 2017-12-19 | 苏州德奥电梯有限公司 | 门锁粘连检测电路 |
CN108439119A (zh) * | 2018-03-16 | 2018-08-24 | 淮南矿业(集团)有限责任公司 | 一种双桥矿用提升机的控制方法及装置 |
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CN101492138B (zh) | 2009-03-12 | 2011-02-16 | 石家庄五龙制动器有限公司 | 电梯制动系统的控制电路及控制方法 |
JP2011063431A (ja) * | 2009-09-18 | 2011-03-31 | Toshiba Elevator Co Ltd | エレベータの安全回路 |
JP2011195205A (ja) * | 2010-03-17 | 2011-10-06 | Toshiba Elevator Co Ltd | エレベータの安全回路 |
CN101844715B (zh) * | 2010-06-11 | 2013-07-10 | 日立电梯(中国)有限公司 | 新型电梯制动器控制系统 |
EP2697146B1 (en) * | 2011-04-15 | 2020-10-21 | Otis Elevator Company | Elevator drive power supply control |
EP2763925B1 (en) * | 2011-10-06 | 2020-11-25 | Otis Elevator Company | Elevator brake control |
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DE202012101654U1 (de) * | 2012-05-04 | 2012-05-23 | Chr. Mayr Gmbh & Co. Kg | Kompaktsteuergerät zum fehlersicheren Ansteuern eines elektrischen Aktors |
CN102701035B (zh) * | 2012-05-14 | 2015-12-09 | 苏州汇川技术有限公司 | 电梯安全回路故障定位系统、方法及定位模块 |
FI123506B (fi) | 2012-05-31 | 2013-06-14 | Kone Corp | Hissin käyttölaite sekä hissin turvajärjestely |
CN103018585B (zh) * | 2012-11-07 | 2015-07-22 | 蒂森克虏伯家用电梯(上海)有限公司 | 一种用于家用电梯变频器与马达的测试装置 |
CN103145062B (zh) * | 2013-03-21 | 2016-12-28 | 广东卓梅尼技术股份有限公司 | 电梯抱闸控制器 |
CN103231957B (zh) * | 2013-05-10 | 2015-12-09 | 恒达富士电梯有限公司 | 一种电梯制动系统防粘联方法及装置 |
US10065832B2 (en) * | 2013-09-27 | 2018-09-04 | Mitsubishi Electric Corporation | Elevator control apparatus |
CN104626164A (zh) * | 2013-11-14 | 2015-05-20 | 沈阳新松机器人自动化股份有限公司 | 一种工业机器人的电机抱闸控制装置 |
PL3080030T3 (pl) * | 2013-12-09 | 2018-08-31 | Inventio Ag | Obwód bezpieczeństwa dla instalacji dźwigowej |
CN103803366B (zh) | 2013-12-19 | 2016-04-27 | 西子奥的斯电梯有限公司 | 一种电梯抱闸力矩检测方法 |
CN103818792B (zh) * | 2014-03-18 | 2015-11-18 | 石家庄五龙制动器股份有限公司 | 电梯制动器制动力矩自检测电路 |
EP3006385B1 (en) * | 2014-10-09 | 2017-05-31 | Kone Corporation | A brake controller and an elevator system |
FI126998B (fi) | 2015-03-24 | 2017-09-15 | Kone Corp | Käyttöjarrun magnetointikelan energisointipiiri, hissi ja menetelmä hissin käyttöjarrun magnetointikelan energisoimiseksi |
CN104891377B (zh) * | 2015-05-19 | 2018-09-25 | 上海德圣米高电梯有限公司 | 双曳引机制动器的同步控制系统 |
CN104961015A (zh) * | 2015-07-06 | 2015-10-07 | 康力电梯股份有限公司 | 一种电梯电动松闸电路 |
US10919730B2 (en) * | 2016-03-18 | 2021-02-16 | Otis Elevator Company | Management of mutiple coil brake for elevator system |
IL247342A (en) * | 2016-08-18 | 2017-10-31 | Yoram Madar | Detection and control of an arrest prevented an elevator |
US10207896B2 (en) * | 2017-01-30 | 2019-02-19 | Otis Elevator Company | Elevator machine brake control |
CN107032208A (zh) * | 2017-06-07 | 2017-08-11 | 浙江申嘉电梯科技有限公司 | 多功能不关人电梯应急装置 |
CN108821044B (zh) * | 2018-05-30 | 2024-01-26 | 苏州汇川技术有限公司 | 抱闸控制电路及电梯系统 |
CN111453637B (zh) * | 2020-03-31 | 2021-12-21 | 苏州汇川技术有限公司 | 电梯抱闸控制方法、系统、设备及计算机可读存储介质 |
CN114275640A (zh) * | 2021-12-30 | 2022-04-05 | 苏州汇川控制技术有限公司 | 电梯控制器及电梯 |
CN114890256A (zh) * | 2022-06-16 | 2022-08-12 | 苏州汇川控制技术有限公司 | 基于pessral的电梯抱闸控制电路及电梯设备 |
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- 2009-03-20 EP EP09841327.1A patent/EP2397433A4/en not_active Withdrawn
- 2009-03-20 US US13/140,362 patent/US8820484B2/en active Active
- 2009-03-20 JP JP2011553253A patent/JP2012519635A/ja active Pending
- 2009-03-20 WO PCT/CN2009/070899 patent/WO2010102458A1/zh active Application Filing
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Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107487699A (zh) * | 2017-10-17 | 2017-12-19 | 苏州德奥电梯有限公司 | 门锁粘连检测电路 |
CN108439119A (zh) * | 2018-03-16 | 2018-08-24 | 淮南矿业(集团)有限责任公司 | 一种双桥矿用提升机的控制方法及装置 |
CN108439119B (zh) * | 2018-03-16 | 2019-08-13 | 淮南矿业(集团)有限责任公司 | 一种双桥矿用提升机的控制方法及装置 |
Also Published As
Publication number | Publication date |
---|---|
US20110240411A1 (en) | 2011-10-06 |
EP2397433A4 (en) | 2013-06-12 |
CN101492138B (zh) | 2011-02-16 |
CN101492138A (zh) | 2009-07-29 |
JP2012519635A (ja) | 2012-08-30 |
EP2397433A1 (en) | 2011-12-21 |
US8820484B2 (en) | 2014-09-02 |
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