CN108946357B - Elevator control system - Google Patents
Elevator control system Download PDFInfo
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- CN108946357B CN108946357B CN201710358320.8A CN201710358320A CN108946357B CN 108946357 B CN108946357 B CN 108946357B CN 201710358320 A CN201710358320 A CN 201710358320A CN 108946357 B CN108946357 B CN 108946357B
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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
- B66B5/0025—Devices monitoring the operating condition of the elevator system for maintenance or repair
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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
- B66B5/0037—Performance analysers
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Abstract
The invention discloses an elevator control system, which comprises a mainboard and a plurality of call panels, wherein the call panels on each floor are provided with an emergency stop indicator lamp, a door opening indicator lamp and a car position indicator lamp, the mainboard comprises a fault detection module, a microprocessor, a storage chip and a power module, after the fault detection module detects that an elevator breaks down, fault information is converted into fault codes and sent to the microprocessor, the fault codes are respectively sent to the call panels on each floor by the microprocessor through an RS485 or CAN bus communication network to be displayed, when the fault detection module detects that the elevator does not break down, the microprocessor sends floor display and uplink and downlink direction information to the call panels on each floor through the RS485 or CAN bus network to be displayed, and the emergency stop indicator lamp, the door opening indicator lamp and the car position indicator lamp are all connected with the microprocessor. The invention brings great convenience to the elimination of the elevator fault and is beneficial to maintenance personnel to eliminate the elevator fault in time.
Description
Technical Field
The invention relates to the field of elevator control, in particular to an elevator control system.
Background
At present, the floor display board of an elevator or a hoist can only display floors and uplink and downlink directions, when the elevator or the hoist breaks down, maintenance personnel can only go to a control box of a machine room to check fault codes because the maintenance personnel can not see the fault codes on the floor display board, and then the problem is solved according to the fault codes. Therefore, great inconvenience is caused to the elimination of the elevator fault, and when the elevator or the elevator breaks down, maintenance personnel cannot timely eliminate the elevator fault because the maintenance personnel cannot timely check the fault code.
Disclosure of Invention
The technical problem to be solved by the invention is to provide an elevator control system which brings great convenience to the elimination of elevator faults and is beneficial to maintenance personnel to eliminate the elevator faults in time aiming at the defects in the prior art.
The technical scheme adopted by the invention for solving the technical problems is as follows: the elevator control system comprises a main board and a plurality of call panels, wherein each call panel is arranged on different floors in a building, an emergency stop indicator lamp, a door opening indicator lamp and a car position indicator lamp are arranged on each call panel on each floor, the main board comprises a fault detection module, a microprocessor, a storage chip and a power module, after the fault detection module detects that an elevator breaks down, fault information is converted into fault codes and the fault codes are sent to the microprocessor, the fault codes are sent to the storage chip for storage and sent to the call panels on each floor through an RS485 communication network or a CAN bus communication network for display, and when the fault detection module detects that the elevator does not break down, the microprocessor sends floor display and uplink and downlink direction information to the call panels on each floor through the RS485 communication network or the CAN bus network And the power supply module is connected with the microprocessor and used for supplying power to the elevator control system, the emergency stop indicator lamp is connected with the microprocessor and used for displaying an emergency stop state, the door opening indicator lamp is connected with the microprocessor and used for displaying a door opening state, and the car position indicator lamp is connected with the microprocessor and used for displaying the current position of the car.
In the elevator control system, a terminal resistor is connected in parallel between the call panel and the microprocessor of each floor.
In the elevator control system of the invention, the power module comprises a first triode, a second triode, a third triode, a fourth triode, a first voltage stabilizing diode, a second voltage stabilizing diode, a first potentiometer, a second potentiometer, a first resistor, a second resistor, a third resistor, a fourth resistor, a fifth resistor, a sixth resistor, a seventh resistor, a first capacitor, a second capacitor, a third capacitor and a fourth capacitor, one end of the first capacitor, the anode of the first voltage stabilizing diode and one fixed end of the first potentiometer are all connected with the anode of a voltage input end, one fixed end of the first potentiometer is connected with the sliding end of the first potentiometer, the emitting electrode of the first triode is respectively connected with the other end of the first capacitor, the cathode of the first voltage stabilizing diode and one end of the third resistor, the base electrode of the first triode is connected with the sliding end of the second potentiometer through the seventh resistor, one end of the first resistor is connected with the negative electrode of the voltage input end, the other end of the first resistor is respectively connected with the base electrode of the second triode and the negative electrode of the second voltage stabilizing diode, the collector electrode of the second triode is connected with one end of the third capacitor, the other end of the third capacitor is connected with one end of the first resistor, the emitter electrode of the second triode is connected with one end of the second resistor, the other end of the second resistor is respectively connected with the collector electrode of the first triode, one end of the fourth capacitor and the collector electrode of the fourth triode, the other end of the fourth capacitor is connected with the base electrode of the third triode, the collector electrode of the third triode is connected with the other end of the third capacitor, the emitter electrode of the third triode is respectively connected with the base electrode of the fourth triode and one end of the fifth resistor, and the positive electrode of the second voltage stabilizing diode is connected with one end of the sixth resistor, the other end of sixth resistance with the other end of fifth resistance is connected, the projecting pole of fourth triode respectively with the other end of third resistance, the one end of fourth resistance and the other end of fifth resistance are connected, the other end of fourth resistance with a stiff end of second potentiometre is connected, another stiff end of second potentiometre with another stiff end of first potentiometre is connected, the one end of second electric capacity respectively with another stiff end and the anodal connection of voltage output of second potentiometre, the other end of second electric capacity respectively with the other end and the voltage output of fifth resistance negative pole are connected.
In the elevator control system, the power supply module further includes a fifth capacitor, a sixth capacitor and an eighth resistor, one end of the fifth capacitor is connected to an emitter of the third triode, the other end of the fifth capacitor is connected to a base of the fourth triode, one end of the sixth capacitor is connected to an emitter of the second triode, the other end of the sixth capacitor is connected to one end of the second resistor, one end of the eighth resistor is connected to a collector of the first triode, and the other end of the eighth resistor is connected to the other end of the second resistor.
In the elevator control system of the present invention, the power supply module further includes a ninth resistor, one end of the ninth resistor is connected to the other end of the second resistor, and the other end of the ninth resistor is connected to a collector of the fourth transistor.
In the elevator control system according to the present invention, the power supply module further includes a tenth resistor, one end of the tenth resistor is connected to the emitter of the fourth transistor, and the other end of the tenth resistor is connected to one end of the fourth resistor.
In the elevator control system, the call panel on each floor is also provided with a fault handling state button, and the fault handling state button is connected with the microprocessor and used for sending information that the fault handling is finished or is being handled.
In the elevator control system according to the present invention, the fault code includes EY, E1, E2, E3, E4, E5, E6, E7, E8, E9, EL, EH, EC, E three, EP, EE, and EF.
The elevator control system of the invention has the following beneficial effects: because the elevator maintenance device is provided with the mainboard and the plurality of call panels, each call panel is respectively arranged on different floors in a building, the call panel on each floor is provided with the emergency stop indicator lamp, the door opening indicator lamp and the car position indicator lamp, the mainboard comprises a fault detection module, a microprocessor, a storage chip and a power module, after the fault detection module detects that the elevator has a fault, the fault information is converted into a fault code and the fault code is sent to the microprocessor, the microprocessor sends the fault code to the storage chip for storage, and the fault code is respectively sent to the call panel on each floor for display through an RS485 communication network or a CAN bus communication network, when the elevator or the elevator has a fault, a maintenance worker CAN know what kind of fault occurs in the elevator no matter what kind of fault occurs in any floor only by looking at the fault code of the call panel, and the elevator is maintained through the prompt of the fault, therefore, great convenience is brought to the elimination of the elevator faults, and the elevator faults can be eliminated in time by maintenance personnel.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic view of the structure of an embodiment of the elevator control system of the present invention;
fig. 2 is a schematic circuit diagram of the power supply module in the embodiment.
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.
In the embodiment of the elevator control system of the invention, the structure of the elevator control system is schematically shown in fig. 1. In fig. 1, the elevator control system comprises a main board 1 and a plurality of call panels 2, wherein N floors are shown in fig. 1 as an example, each floor is provided with 1 call panel 2, the whole building is correspondingly provided with N call panels 2, each call panel 2 is respectively arranged on different floors in the building, each call panel 2 of each floor is provided with an emergency stop indicator lamp 21, a door opening indicator lamp 22 and a car position indicator lamp 23, the main board 1 comprises a fault detection module 11, a microprocessor 12, a storage chip 13 and a power module 14, when the fault detection module 11 detects that the elevator has a fault, fault information is converted into a fault code and then the fault code is sent to the microprocessor 12, the microprocessor 12 sends the fault code to the storage chip 13 for storage, meanwhile, the microprocessor 12 also sends the fault code to each call panel 2 of each floor through an RS485 communication network or a CAN bus communication network for display, when the fault detection module 11 detects that the elevator has no fault, the microprocessor 12 sends the floor display and the up-down direction information to the call panel 2 of each floor for display through an RS485 communication network or a CAN bus communication network, the emergency stop indicator lamp 21 is connected with the microprocessor 12 and used for displaying the emergency stop state, the door opening indicator lamp 22 is connected with the microprocessor 12 and used for displaying the door opening state, the car position indicator lamp 23 is connected with the microprocessor 12 and used for displaying the current position of the car, and when the elevator has no fault, the emergency stop indicator lamp 21, the door opening indicator lamp 22 and the car position indicator lamp 23 on the call panel 2 CAN also display corresponding states. The power module 14 is connected to the microprocessor 12 for supplying power to the elevator control system.
It should be noted that, in the present embodiment, the fault code includes EY, E1, E2, E3, E4, E5, E6, E7, E8, E9, EL, EH, EC, E three, EP, EE, and EF. Each fault code represents different fault information, and the fault information represented by each fault code can be flexibly set.
Therefore, the main board 1 of the elevator or the lifter CAN display the floor and the up-down direction of each floor through the 485 communication network mode or the CAN bus network communication mode, and CAN also display the function of system faults. When the elevator or the lifter has a fault, the call panel 2 can preferentially display the current fault code of the elevator or the lifter, maintenance personnel can check the fault of the elevator or the lifter on any floor without going to a machine room, and the maintenance personnel can maintain the elevator or the lifter according to the prompt of the fault code. When the elevator or lift is not in fault, the call panel 2 will display the floor and the up-down direction, and also display the states of the emergency stop indicator lamp 21, the door opening indicator lamp 22 and the car position indicator lamp 23.
After the elevator or the elevator breaks down, maintenance personnel can know the fault of the elevator no matter what kind of fault occurs in any floor by only looking at the fault code of the call panel 2, and the elevator is maintained through the prompt of the fault code, so great convenience is brought to the fault elimination of the elevator, and the maintenance personnel can eliminate the elevator fault in time.
It is worth mentioning that in this embodiment, a terminating resistor R is connected in parallel between the call panel 2 and the microprocessor 12 on each floor.
Fig. 2 is a schematic circuit diagram of the power module in this embodiment. In fig. 2, the power module 14 includes a first transistor VT1, a second transistor VT2, a third transistor VT3, a fourth transistor VT4, a first zener diode D1, a second zener diode D2, a first potentiometer RP1, a second potentiometer RP2, a first resistor R1, a second resistor R2, a third resistor R2, a fourth resistor R2, a fifth resistor R2, a sixth resistor R2, a seventh resistor R2, a first capacitor C2, a second capacitor C2, a third capacitor C2, and a fourth capacitor C2, wherein one end of the first capacitor C2, the anode of the first zener diode D2, and one fixed end of the first potentiometer RP2 are connected to the anode VIN + of the voltage input terminal, one fixed end of the first potentiometer RP2 is connected to the sliding terminal of the first transistor VT 6372, the cathode of the first potentiometer RP2 is connected to the first resistor R2, the cathode of the first resistor R2, the first potentiometer RP2, and the cathode of the first potentiometer RP2 are connected to the sliding terminal of the first resistor R2, one end of the first resistor R1 is connected to the negative terminal VIN-of the voltage input terminal.
The other end of the first resistor R1 is connected to the base of the second transistor VT2 and the negative electrode of the second zener diode D2, the collector of the second transistor VT2 is connected to one end of the third capacitor C3, the other end of the third capacitor C3 is connected to one end of the first resistor R1, the emitter of the second transistor VT2 is connected to one end of the second resistor R2, the other end of the second resistor R2 is connected to the collector of the first transistor VT1, one end of the fourth capacitor C4 and the collector of the fourth transistor VT4, the other end of the fourth capacitor C4 is connected to the base of the third transistor VT3, the collector of the third transistor VT3 is connected to the other end of the third capacitor C3, and the emitter of the third transistor VT3 is connected to the base of the fourth transistor VT4 and one end of the fifth resistor R5.
The anode of the second voltage-stabilizing diode VT2 is connected to one end of a sixth resistor R6, the other end of the sixth resistor R6 is connected to the other end of the fifth resistor R5, the emitter of the fourth triode VT4 is connected to the other end of the third resistor R3, one end of the fourth resistor R4 and the other end of the fifth resistor R5, the other end of the fourth resistor R4 is connected to one fixed end of the second potentiometer RP2, the other fixed end of the second potentiometer RP2 is connected to the other fixed end of the first potentiometer RP1, one end of the second capacitor C2 is connected to the other fixed end of the second potentiometer RP2 and the voltage output terminal, and the other end of the second capacitor C2 is connected to the other end of the fifth resistor R5 and the voltage output terminal VOUT-.
The third capacitor C3 and the fourth capacitor C4 are both coupling capacitors, the third capacitor C3 is used for preventing interference between the second transistor VT2 and the third transistor VT3, and the fourth capacitor C4 is used for preventing interference between the first transistor VT1 and the third transistor VT 3. The seventh resistor R7 is a current-limiting resistor, and is used for performing overcurrent protection on the branch where the base of the first transistor VT1 is located, so that the safety and reliability of the circuit can be improved.
It should be noted that, in this embodiment, the first transistor VT1, the second transistor VT2, the third transistor VT3, and the fourth transistor VT4 are all NPN transistors, and certainly, in some cases of this embodiment, the first transistor VT1, the second transistor VT2, the third transistor VT3, and the fourth transistor VT4 may also be PNP transistors, but the structures of the circuits at this time also need to be changed correspondingly.
In this embodiment, the power module further includes a fifth capacitor C5, a sixth capacitor C6, and an eighth resistor R8, one end of the fifth capacitor C5 is connected to an emitter of the third transistor VT3, the other end of the fifth capacitor C5 is connected to a base of the fourth transistor VT4, one end of the sixth capacitor C6 is connected to an emitter of the second transistor VT2, the other end of the sixth capacitor C6 is connected to one end of the second resistor R2, one end of the eighth resistor R8 is connected to a collector of the first transistor VT1, and the other end of the eighth resistor R8 is connected to the other end of the second resistor R2.
The fifth capacitor C5 and the sixth capacitor C6 are both coupling capacitors, the fifth capacitor C5 is used for preventing interference between the third transistor VT3 and the fourth transistor VT4, and the sixth capacitor C6 is used for preventing interference between the first transistor VT1 and the second transistor VT 2. The eighth resistor R8 is a current-limiting resistor, and is used for performing overcurrent protection on the branch where the collector of the first transistor VT1 is located. This may further enhance the safety and reliability of the circuit.
In this embodiment, the power module 14 further includes a ninth resistor R9, one end of the ninth resistor R9 is connected to the other end of the second resistor R2, and the other end of the ninth resistor R9 is connected to a collector of the fourth transistor VT 4. The ninth resistor R9 is a current-limiting resistor, and is used for performing overcurrent protection on the branch where the collector of the fourth transistor VT4 is located. This may even further enhance the safety and reliability of the circuit.
In this embodiment, the power module 14 further includes a tenth resistor R10, one end of the tenth resistor R10 is connected to the emitter of the fourth transistor VT4, and the other end of the tenth resistor R10 is connected to one end of the fourth resistor R4. The tenth resistor R10 is a current limiting resistor, and is used for performing overcurrent protection on the branch where the emitter of the fourth transistor VT4 is located, so as to further enhance the current limiting effect of the circuit.
It is worth mentioning that in the embodiment, the call panel 2 of each floor is also provided with a fault handling status button 24, and the fault handling status button 24 is connected with the microprocessor 12 and used for sending out information that the fault handling is finished or is being handled, so that the user can know the state of the elevator at any time.
In short, in this embodiment, the main board 1 of the elevator or lift realizes that the call panel 2 of each floor CAN display the basic information of the floor, the up-down direction, the emergency stop indicator lamp 21, the door opening indicator lamp 22 and the car position indicator lamp 23, and CAN preferentially display the fault code of the elevator or lift through the RS485 communication network or the CAN bus network communication mode. Therefore, great convenience is brought to the elimination of the elevator faults, and the elevator faults can be eliminated in time by maintenance personnel.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (1)
1. The elevator control system is characterized by comprising a mainboard and a plurality of call panels, wherein each call panel is respectively arranged on different floors in a building, an emergency stop indicator lamp, a door opening indicator lamp and a car position indicator lamp are arranged on each call panel on each floor, the mainboard comprises a fault detection module, a microprocessor, a storage chip and a power module, when the fault detection module detects that an elevator breaks down, fault information is converted into fault codes and the fault codes are sent to the microprocessor, the microprocessor sends the fault codes to the storage chip for storage, and sends the fault codes to the call panels on each floor respectively through an RS485 communication network or a CAN bus communication network for display, and when the fault detection module detects that the elevator does not break down, the microprocessor sends floor display and uplink and downlink direction information to the call panels on each floor through the RS485 communication network or the CAN bus network The elevator calling panel displays, the power supply module is connected with the microprocessor and used for supplying power to the elevator control system, the emergency stop indicator lamp is connected with the microprocessor and used for displaying an emergency stop state, the door opening indicator lamp is connected with the microprocessor and used for displaying a door opening state, and the car position indicator lamp is connected with the microprocessor and used for displaying the current position of the car; when the elevator or the lifter has a fault, the call panel can preferentially display the current fault code of the elevator or the lifter, maintenance personnel can check the fault of the elevator or the lifter on any floor, and the maintenance personnel can maintain the elevator or the lifter according to the prompt of the fault code; when the elevator or the lifter has no fault, the calling panel can display the floor and the up-down direction, and can also display the states of an emergency stop indicator lamp, a door opening indicator lamp and a car position indicator lamp;
the call panel on each floor is also provided with a fault handling state button, and the fault handling state button is connected with the microprocessor and used for sending information that the fault handling is finished or is being handled;
a terminal resistor is connected in parallel between the calling panel and the microprocessor on each floor;
the power supply module comprises a first triode, a second triode, a third triode, a fourth triode, a first voltage stabilizing diode, a second voltage stabilizing diode, a first potentiometer, a second potentiometer, a first resistor, a second resistor, a third resistor, a fourth resistor, a fifth resistor, a sixth resistor, a seventh resistor, a first capacitor, a second capacitor, a third capacitor and a fourth capacitor, wherein one end of the first capacitor, the anode of the first voltage stabilizing diode and one fixed end of the first potentiometer are all connected with the anode of a voltage input end, one fixed end of the first potentiometer is connected with the sliding end of the first potentiometer, the emitting electrode of the first triode is respectively connected with the other end of the first capacitor, the cathode of the first voltage stabilizing diode and one end of the third resistor, the base electrode of the first triode is connected with the sliding end of the second potentiometer through the seventh resistor, one end of the first resistor is connected with the negative electrode of the voltage input end, the other end of the first resistor is respectively connected with the base electrode of the second triode and the negative electrode of the second voltage stabilizing diode, the collector electrode of the second triode is connected with one end of the third capacitor, the other end of the third capacitor is connected with one end of the first resistor, the emitter electrode of the second triode is connected with one end of the second resistor, the other end of the second resistor is respectively connected with the collector electrode of the first triode, one end of the fourth capacitor and the collector electrode of the fourth triode, the other end of the fourth capacitor is connected with the base electrode of the third triode, the collector electrode of the third triode is connected with the other end of the third capacitor, the emitter electrode of the third triode is respectively connected with the base electrode of the fourth triode and one end of the fifth resistor, and the positive electrode of the second voltage stabilizing diode is connected with one end of the sixth resistor, the other end of the sixth resistor is connected with the other end of the fifth resistor, an emitting electrode of the fourth triode is respectively connected with the other end of the third resistor, one end of the fourth resistor and the other end of the fifth resistor, the other end of the fourth resistor is connected with one fixed end of the second potentiometer, the other fixed end of the second potentiometer is connected with the other fixed end of the first potentiometer, one end of the second capacitor is respectively connected with the other fixed end of the second potentiometer and the positive electrode of the voltage output end, and the other end of the second capacitor is respectively connected with the other end of the fifth resistor and the negative electrode of the voltage output end;
the power supply module further comprises a fifth capacitor, a sixth capacitor and an eighth resistor, wherein one end of the fifth capacitor is connected with an emitting electrode of the third triode, the other end of the fifth capacitor is connected with a base electrode of the fourth triode, one end of the sixth capacitor is connected with an emitting electrode of the second triode, the other end of the sixth capacitor is connected with one end of the second resistor, one end of the eighth resistor is connected with a collector electrode of the first triode, and the other end of the eighth resistor is connected with the other end of the second resistor;
the fault codes comprise EY, E1, E2, E3, E4, E5, E6, E7, E8, E9, EL, EH, EC, E III, EP, EE and EF, and each fault code represents different fault information respectively;
the power supply module further comprises a ninth resistor, one end of the ninth resistor is connected with the other end of the second resistor, and the other end of the ninth resistor is connected with a collector of the fourth triode;
the power supply module further comprises a tenth resistor, one end of the tenth resistor is connected with an emitting electrode of the fourth triode, and the other end of the tenth resistor is connected with one end of the fourth resistor.
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| CN201710358320.8A CN108946357B (en) | 2017-05-19 | 2017-05-19 | Elevator control system |
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| CN201710358320.8A CN108946357B (en) | 2017-05-19 | 2017-05-19 | Elevator control system |
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| CN108946357A CN108946357A (en) | 2018-12-07 |
| CN108946357B true CN108946357B (en) | 2021-06-04 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4484127A (en) * | 1982-05-28 | 1984-11-20 | Otis Elevator Company | Inverter power transistor protection |
| JPS60188282A (en) * | 1984-03-09 | 1985-09-25 | 株式会社日立製作所 | Controller for elevator |
| CN1173874C (en) * | 2000-06-23 | 2004-11-03 | 三菱电机株式会社 | Display operating device for elevator |
| CN101837928A (en) * | 2009-03-20 | 2010-09-22 | 上海宝钢设备检修有限公司 | Real-time working condition acquiring and recording device of lifting device |
| CN202107414U (en) * | 2011-06-02 | 2012-01-11 | 深圳市海浦蒙特科技有限公司 | Controller for elevator door machine |
| CN205158274U (en) * | 2015-12-07 | 2016-04-13 | 南阳医学高等专科学校 | Computer intelligence voltage stabilizing power supply module |
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