CN109353924B - Elevator door operator protection device - Google Patents
Elevator door operator protection device Download PDFInfo
- Publication number
- CN109353924B CN109353924B CN201811432756.8A CN201811432756A CN109353924B CN 109353924 B CN109353924 B CN 109353924B CN 201811432756 A CN201811432756 A CN 201811432756A CN 109353924 B CN109353924 B CN 109353924B
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- unit
- elevator door
- voltage
- detection unit
- circuit
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- 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
- B66B13/02—Door or gate operation
- B66B13/14—Control systems or devices
- B66B13/143—Control systems or devices electrical
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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
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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
- B66B5/0006—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
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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
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- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Maintenance And Inspection Apparatuses For Elevators (AREA)
- Indicating And Signalling Devices For Elevators (AREA)
- Elevator Control (AREA)
Abstract
The invention discloses a protection device for an elevator door operator, which comprises a machine shell, wherein a partition plate is fixedly arranged in the machine shell, a control unit, a timing unit and a circuit on-off unit are fixedly arranged at the bottom of the partition plate, a current detection unit, a voltage detection unit, a rectification unit and a voltage regulation unit are fixedly arranged at the top of the partition plate, and an alarm unit is arranged at the connecting end of the control unit. The elevator door opener is protected in a semi-closed loop control mode in three aspects of current, voltage and electrifying time, and the elevator door opener is effectively prevented from being burnt out, so that the maintenance cost is reduced, the time required by repair is shortened, the situation that the elevator is stopped using for a long time is avoided, and the influence on the production, life and work of people is reduced.
Description
Technical Field
The invention relates to the technical field of elevators, in particular to a protection device for an elevator door opener.
Background
At present, an elevator door opening machine in elevator design, production and use has two control technologies, one is the elevator door opening machine controlled by adopting a closed-loop control technology and is mainly used on passenger elevators; the other type is an elevator door opener controlled by an open-loop control technology, which is mainly used on a goods elevator and a low-end passenger elevator, the door opener controlled by the open-loop control technology burns out more than 95% of the faults of the elevator door opener, once the door opener burns out, only the door opener is replaced or maintained, and meanwhile, the defects of high maintenance cost, long elevator stopping time and the like exist, and the production, life and work of people are seriously influenced.
Therefore, it is necessary to provide a protection device for an elevator door opener to solve the above problems.
Disclosure of Invention
The invention aims to provide a protection device for an elevator door operator, which utilizes a current detection unit, a voltage detection unit and a timing unit to detect current parameters, voltage parameters and electrifying time of a driving unit in the elevator door operator at the current time point in real time, so that triple protection of a semi-closed loop control mode is formed for the elevator door operator in three aspects of current, voltage and electrifying time, the elevator door operator is effectively prevented from being burnt out, the maintenance cost is reduced, the time required by repair is shortened, the condition that the elevator is stopped using for a long time is avoided, the influence on the production, life and work of people is reduced, and the problems in the background technology are solved.
In order to achieve the purpose, the invention provides the following technical scheme: a protection device for an elevator door opening machine comprises a machine shell, wherein a partition plate is fixedly arranged in the machine shell, a control unit, a timing unit and a circuit on-off unit are fixedly arranged at the bottom of the partition plate, a current detection unit, a voltage detection unit, a rectification unit and a voltage regulation unit are fixedly arranged at the top of the partition plate, and an alarm unit is arranged at the connecting end of the control unit;
the output end of the timing unit, the output end of the current detection unit and the output end of the voltage detection unit are all connected with the input end of the control unit, and the input end of the circuit on-off unit, the input end of the rectification unit and the input end of the voltage regulation unit are all connected with the output end of the control unit;
the control unit is used for controlling the on-off of the circuit on-off unit so as to switch the circuit between on-off and off-off, and meanwhile, the control unit receives and processes the data detected by the current detection unit and the voltage detection unit and controls the operation of the rectification unit and the voltage regulation unit or the alarm unit to give an alarm according to the processing result;
the timing unit is used for recording the electrifying time and sending the recorded data to the control unit;
the circuit on-off unit is used for switching the circuit between on-state and off-state;
the current detection unit is used for detecting a current value in the power supply circuit;
the voltage detection unit is used for detecting a voltage value in the power supply circuit;
the rectifying unit is used for adjusting the current value in the power supply circuit;
the voltage regulating unit is used for regulating a voltage value in the power supply circuit;
the alarm unit is used for giving an alarm.
Preferably, the alarm unit comprises an alarm and a network interface, and the output end of the network interface is provided with a background server.
Preferably, the output end of the background server is provided with a terminal, and the terminal comprises a computer and a mobile phone.
Preferably, the input end of the current detection unit is provided with a power supply, and the input end of the power supply is provided with an elevator door opener.
Preferably, a driving unit is arranged in the elevator door opener, and the driving unit is a servo motor.
Preferably, a heat dissipation plate is arranged on the outer side of the machine shell and fixedly connected with the machine shell.
Preferably, the control unit is set to be a programmable PLC, the timing unit is set to be a timer, and the circuit on-off unit is set to be a relay.
Preferably, the current detection unit is set as an ammeter, the voltage detection unit is set as a voltmeter, the rectification unit is set as a rectifier, and the voltage regulation unit is set as a voltage regulator.
The invention has the technical effects and advantages that:
1. in the first door opening process and the door closing process of the elevator door opening machine, a current detection unit, a voltage detection unit and a timing unit respectively measure current parameters, voltage parameters and electrifying time of a driving unit in the elevator door opening machine relative to time points and transmit the detected data to a control unit, the control unit stores the data and uses the data as template data, in the subsequent operation process of the elevator door opening machine, the current detection unit, the voltage detection unit and the timing unit detect the current parameters, the voltage parameters and the electrifying time of the driving unit in the elevator door opening machine in real time and transmit the detected data to the control unit, the control unit compares the data with the template data, when the difference between the data and the template data reaches a set value, the control unit controls an alarm unit to give an alarm, and meanwhile, a control circuit on-off unit is opened, the power supply circuit is broken, so that the operation of the elevator door opener is stopped, triple protection of a semi-closed loop control mode is formed on the elevator door opener in three aspects of current, voltage and electrifying time, the elevator door opener is effectively prevented from being burnt out, the maintenance cost is reduced, the time required by repair is shortened, the situation that the elevator is stopped for a long time is avoided, and the influence on the production, life and work of people is reduced;
2. the rectifying unit and the voltage-regulating unit are arranged, so that when the difference between the current parameter and the voltage parameter in the power supply circuit and the template data is within a set range, the current and the voltage in the power supply circuit are regulated, the current value and the voltage value in the circuit are similar to the rated current value and the rated voltage value of the elevator door opener, the running loss of the elevator door opener is effectively reduced, and the service life of the elevator door opener is prolonged;
3. through the arrangement of the network interface, the background server and the terminal, when alarming is needed, the control unit can transmit the fault signal to the background server through the network interface, and then the fault signal is directly transmitted to a mobile phone or a computer of a maintainer through the background server through a network, so that the effect of remote alarming is achieved.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
FIG. 2 is a schematic diagram of the system of the present invention.
Fig. 3 is a schematic structural diagram of an alarm unit of the present invention.
In the figure: the elevator door opener comprises a machine shell 1, a partition plate 2, a control unit 3, a timing unit 4, a circuit on-off unit 5, a current detection unit 6, a voltage detection unit 7, a rectification unit 8, a voltage regulation unit 9, an alarm unit 10, an alarm 11, a network interface 12, a background server 13, a terminal 14, a power supply 15, an elevator door opener 16, a drive unit 17 and a heat dissipation plate 18.
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.
Example 1
The invention provides a protection device for an elevator door opening machine as shown in figures 1-3, which comprises a machine shell 1, wherein a partition plate 2 is fixedly arranged in the machine shell 1, the bottom of the partition plate 2 is fixedly provided with a control unit 3, a timing unit 4 and a circuit on-off unit 5, the top of the partition plate 2 is fixedly provided with a current detection unit 6, a voltage detection unit 7, a rectification unit 8 and a voltage regulation unit 9, and the connecting end of the control unit 3 is provided with an alarm unit 10;
the output end of the timing unit 4, the output end of the current detection unit 6 and the output end of the voltage detection unit 7 are all connected with the input end of the control unit 3, and the input end of the circuit on-off unit 5, the input end of the rectification unit 8 and the input end of the voltage regulation unit 9 are all connected with the output end of the control unit 3;
the control unit 3 is used for controlling the on-off of the circuit on-off unit 5, so that the circuit is switched between on-off and off-off, meanwhile, the control unit 3 receives and processes data detected by the current detection unit 6 and the voltage detection unit 7, and controls the operation of the rectification unit 8 and the voltage regulation unit 9 or the alarm unit 10 to give an alarm according to the processing result;
the timing unit 4 is used for recording the electrifying time and sending the recorded data to the control unit 3;
the circuit on-off unit 5 is used for switching the circuit between on-state and off-state;
the current detection unit 6 is used for detecting a current value in the power supply circuit;
the voltage detection unit 7 is used for detecting a voltage value in the power supply circuit;
the rectifying unit 8 is used for adjusting the current value in the power supply circuit;
the voltage regulating unit 9 is used for regulating the voltage value in the power supply circuit;
the alarm unit 10 is used for alarming.
From the above embodiment, it can be seen that: in the first door opening process and the door closing process of the elevator door opening machine 16, the current detection unit 6, the voltage detection unit 7 and the timing unit 4 respectively measure the current parameter, the voltage parameter and the electrifying time of the driving unit 17 in the elevator door opening machine 16 relative to the time point and transmit the detected data to the control unit 3, the control unit 3 stores the data and uses the data as template data, in the subsequent operation process of the elevator door opening machine 16, the current detection unit 6, the voltage detection unit 7 and the timing unit 4 detect the current parameter, the voltage parameter and the electrifying time of the driving unit 17 in the elevator door opening machine 16 in real time and transmit the detected data to the control unit 3, the control unit 3 compares the data with the template data, when the difference between the data and the template data reaches a set value, the control unit 3 controls the alarm unit 10 to give an alarm, meanwhile, the control circuit on-off unit 5 is opened, so that a power supply circuit is opened, the operation of the elevator door opener 16 is stopped, triple protection of a semi-closed loop control mode is formed on the elevator door opener 16 in three aspects of current, voltage and electrifying time, the elevator door opener 16 is effectively prevented from being burnt out, the maintenance cost is reduced, the time required by repair is shortened, the situation that the elevator is stopped for a long time is avoided, and the influence on the production, life and work of people is reduced.
Example 2
Further, in the above embodiment 1, the alarm unit 10 includes the alarm 11 and the network interface 12, the output end of the network interface 12 is provided with the background server 13, and the network interface 12, the background server 13 and the terminal 14 are provided, so that when an alarm is required, the control unit 3 can transmit the fault signal to the background server 13 through the network interface 12, and then the fault signal is directly forwarded to the mobile phone or the computer of the maintenance worker through the network by the background server 13, thereby achieving the effect of remote alarm.
Further, in the above embodiment 1, the output end of the background server 13 is provided with a terminal 14, and the terminal 14 includes a computer and a mobile phone.
Further, in the above embodiment 1, the input end of the current detection unit 6 is provided with the power supply 15, and the input end of the power supply 15 is provided with the elevator door opening machine 16.
Further, in the above embodiment 1, the driving means 17 is provided inside the elevator door operator 16, and the driving means 17 is provided as a servo motor.
Further, in the above embodiment 1, the heat dissipation plate 18 is provided outside the casing 1, and the heat dissipation plate 18 is fixedly connected to the casing 1.
Further, in the above embodiment 1, the control unit 3 is provided as a programmable PLC, the time counting unit 4 is provided as a timer, and the circuit switching unit 5 is provided as a relay.
Further, in embodiment 1 described above, the current detection unit 6 is provided as an ammeter, the voltage detection unit 7 is provided as a voltmeter, the rectification unit 8 is provided as a rectifier, and the voltage regulation unit 9 is provided as a voltage regulator.
The working principle of the invention is as follows:
referring to the attached drawings 1 and 2 of the specification, during operation, self-learning operation is needed during first operation, namely, in the first door opening process and the door closing process of an elevator door opener 16, a current detection unit 6, a voltage detection unit 7 and a timing unit 4 respectively measure a current parameter, a voltage parameter and energization time of a driving unit 17 in the elevator door opener 16 relative to a time point and forward the detected data to a control unit 3, the control unit 3 stores the data and takes the data as template data, in the subsequent operation process of the elevator door opener 16, the current detection unit 6, the voltage detection unit 7 and the timing unit 4 detect the current parameter, the voltage parameter and the energization time of the driving unit 17 in the elevator door opener 16 in real time and forward the detected data to the control unit 3, the control unit 3 compares the data with the template data, when the difference between the data and the template data reaches a set value, the control unit 3 controls the alarm unit 10 to give an alarm, and simultaneously controls the on-off unit 5 to be opened, so that a power supply circuit is opened, the operation of the elevator door opener 16 is stopped, triple protection of a semi-closed loop control mode is formed on the elevator door opener 16 in three aspects of current, voltage and electrifying time, the elevator door opener 16 is effectively prevented from being burnt out, the maintenance cost is reduced, the time required by repair is shortened, the situation that the elevator is stopped for a long time is avoided, and the influence on the production, life and work of people is reduced;
referring to the attached drawings 1 and 2 of the specification, a rectifying unit 8 and a voltage-regulating unit 9 are arranged, so that when the difference between a current parameter and a voltage parameter in a power supply circuit and template data is within a set range, the current and the voltage in the power supply circuit are regulated, the current value and the voltage value in the circuit are similar to the rated current value and the rated voltage value of an elevator door opener 16, the running loss of the elevator door opener 16 is effectively reduced, and the service life of the elevator door opener 16 is prolonged;
referring to the attached drawing 3 of the specification, by providing the network interface 12, the background server 13 and the terminal 14, when an alarm is required, the control unit 3 can transmit the fault signal to the background server 13 through the network interface 12, and then the fault signal is directly forwarded to a mobile phone or a computer of a service man through the background server 13 through a network, thereby achieving the effect of remote alarm.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (8)
1. The utility model provides an elevator door operator protection device, includes casing (1), its characterized in that: a partition plate (2) is fixedly arranged in the shell (1), a control unit (3), a timing unit (4) and a circuit on-off unit (5) are fixedly arranged at the bottom of the partition plate (2), a current detection unit (6), a voltage detection unit (7), a rectification unit (8) and a voltage regulation unit (9) are fixedly arranged at the top of the partition plate, and an alarm unit (10) is arranged at the connecting end of the control unit (3);
the output end of the timing unit (4), the output end of the current detection unit (6) and the output end of the voltage detection unit (7) are connected with the input end of the control unit (3), and the input end of the circuit on-off unit (5), the input end of the rectification unit (8) and the input end of the voltage regulation unit (9) are connected with the output end of the control unit (3);
the control unit (3) is used for controlling the on-off of the circuit on-off unit (5) so as to switch the circuit between on-off and off-off, and meanwhile, the control unit (3) receives and processes data detected by the current detection unit (6) and the voltage detection unit (7) and controls the operation of the rectification unit (8) and the voltage regulation unit (9) or controls the alarm unit (10) to give an alarm according to the processing result;
the timing unit (4) is used for recording the electrifying time and sending the recorded data to the control unit (3);
the circuit on-off unit (5) is used for switching the circuit between on-state and off-state;
the current detection unit (6) is used for detecting a current value in the power supply circuit;
the voltage detection unit (7) is used for detecting a voltage value in the power supply circuit;
the rectifying unit (8) is used for adjusting the current value in the power supply circuit;
the voltage regulating unit (9) is used for regulating the voltage value in the power supply circuit;
the alarm unit (10) is used for giving an alarm.
2. The elevator door opening machine protection device according to claim 1, characterized in that: the alarm unit (10) comprises an alarm (11) and a network interface (12), and a background server (13) is arranged at the output end of the network interface (12).
3. The elevator door opening machine protection device according to claim 2, characterized in that: the output end of the background server (13) is provided with a terminal (14), and the terminal (14) comprises a computer and a mobile phone.
4. The elevator door opening machine protection device according to claim 1, characterized in that: the input end of the current detection unit (6) is provided with a power supply (15), and the input end of the power supply (15) is provided with an elevator door opening machine (16).
5. The elevator door opening machine protection device according to claim 4, characterized in that: the elevator door opener (16) is internally provided with a driving unit (17), and the driving unit (17) is set as a servo motor.
6. The elevator door opening machine protection device according to claim 1, characterized in that: the heat dissipation plate (18) is arranged on the outer side of the machine shell (1), and the heat dissipation plate (18) is fixedly connected with the machine shell (1).
7. The elevator door opening machine protection device according to claim 1, characterized in that: the control unit (3) is set to be a programmable PLC, the timing unit (4) is set to be a timer, and the circuit on-off unit (5) is set to be a relay.
8. The elevator door opening machine protection device according to claim 1, characterized in that: the current detection unit (6) is set as an ammeter, the voltage detection unit (7) is set as a voltmeter, the rectification unit (8) is set as a rectifier, and the voltage regulation unit (9) is set as a voltage regulator.
Priority Applications (1)
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CN201811432756.8A CN109353924B (en) | 2018-11-28 | 2018-11-28 | Elevator door operator protection device |
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CN201811432756.8A CN109353924B (en) | 2018-11-28 | 2018-11-28 | Elevator door operator protection device |
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CN109353924A CN109353924A (en) | 2019-02-19 |
CN109353924B true CN109353924B (en) | 2021-07-02 |
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CN103922214A (en) * | 2014-03-11 | 2014-07-16 | 深圳市海浦蒙特科技有限公司 | Elevator door motor control method |
CN105490608A (en) * | 2015-12-30 | 2016-04-13 | 上海贝思特门机有限公司 | Permanent-magnet elevator door motor controller and control method thereof |
CN106629354A (en) * | 2016-12-14 | 2017-05-10 | 杭州法维莱科技有限公司 | Door machine controller with double permanent magnet motors |
CN106946132A (en) * | 2017-05-04 | 2017-07-14 | 上海贝思特门机有限公司 | The Elevator Door Control device of automatic identification door quality |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN2595781Y (en) * | 2002-12-31 | 2003-12-31 | 顾玉生 | Special frequency changer for lift door machine |
JP2005104667A (en) * | 2003-09-30 | 2005-04-21 | Mitsubishi Electric Corp | Control device for elevator door |
CN102923538A (en) * | 2012-07-06 | 2013-02-13 | 天津大学 | Elevator health management and maintenance system based on Internet of things and collection and assessment method |
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2018
- 2018-11-28 CN CN201811432756.8A patent/CN109353924B/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103922214A (en) * | 2014-03-11 | 2014-07-16 | 深圳市海浦蒙特科技有限公司 | Elevator door motor control method |
CN105490608A (en) * | 2015-12-30 | 2016-04-13 | 上海贝思特门机有限公司 | Permanent-magnet elevator door motor controller and control method thereof |
CN106629354A (en) * | 2016-12-14 | 2017-05-10 | 杭州法维莱科技有限公司 | Door machine controller with double permanent magnet motors |
CN106946132A (en) * | 2017-05-04 | 2017-07-14 | 上海贝思特门机有限公司 | The Elevator Door Control device of automatic identification door quality |
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