CN201614208U - Remote monitoring device for elevator, escalator and passenger conveyor - Google Patents
Remote monitoring device for elevator, escalator and passenger conveyor Download PDFInfo
- Publication number
- CN201614208U CN201614208U CN2009202080382U CN200920208038U CN201614208U CN 201614208 U CN201614208 U CN 201614208U CN 2009202080382 U CN2009202080382 U CN 2009202080382U CN 200920208038 U CN200920208038 U CN 200920208038U CN 201614208 U CN201614208 U CN 201614208U
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- escalator
- remote monitoring
- terminating machine
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Abstract
The utility model relates to the technical field of remote monitoring devices, in particular to a remote monitoring device for an elevator, an escalator and a passenger conveyor. The remote monitoring device for the elevator, the escalator and the passenger conveyor comprises a remote data terminal, a GPRS data transmission device, a remote monitoring center device, a terminating machine and a GPRS communication module, and is characterized in that the data terminal is connected with an elevator controller through an RS485 interface; and the terminating machine adopts a 8-bit single chip microprocessor and collects or processes operating data of status information of the elevator in a serial or parallel manner through an interface circuit. Compared with the prior art, the remote monitoring device for the elevator, the escalator and the passenger conveyor judges the potential failures according to the collected information and reports the monitored status information on line, and a monitoring center can also directly check the status information of each terminating machine at appointed time, thereby achieving the purpose of centralized monitoring. The remote monitoring device for the elevator, the escalator and the passenger conveyor is characterized by high integration degree of recording instrument, low power consumption and strong processing capability.
Description
[technical field]
The utility model relates to the technical field of Long-Range Surveillance Unit, specifically a kind of elevator, escalator and moving sidewalk Long-Range Surveillance Unit.
[background technology]
Along with the development in city, elevator, escalator, moving sidewalk quietly enter daily life.They are when providing comfortable, quick service for people, also can give passengers and bring unnecessary trouble or fear because of failure and other reasons, present elevators etc. all adopt microcomputerized control, the control program code of each elevator producer is externally not open, and the various elevator status signals that electric life controller can be come convert standard signal to.To design various running state data acquisition terminals such as elevator thus, terminating machine just, and to realize the communication of terminating machine and monitoring center.
[utility model content]
The utility model is in order to overcome the existing defective of existing technology, a kind of operation conditions that can monitor elevator etc. well is provided, timely trouble-shooting, and relevant running state data is carried out elevator, escalator and the moving sidewalk Long-Range Surveillance Unit of record.
A kind of elevator, escalator and moving sidewalk Long-Range Surveillance Unit, comprise remote data terminal, GPRS tcp data segment device, remote monitoring center device, terminating machine and GPRS communication module, it is characterized in that data terminal connects electric life controller by the RS485 interface; Described terminating machine adopts eight chip microprocessors, gathers or handle the operating data of elevator status data by the interface circuit serial or parallel; Be connected to power circuit, serial expanded circuit 16C550, CAN controller SJA1000 on the micro controller system of described terminating machine respectively, interface circuit RS485 on the electric life controller, holder EEPROM, be connected to serial port circuit RS232 on the serial expanded circuit, in RS232 serial port circuit one termination GPRS Modem circuit is arranged, described single-chip data terminal adopts Cygnal CSO51F02O as the control master chip; Described RS-485 interface circuit connects light lotus root buffer circuit input end by the end of difference channel SN65LBC184, connect the RS-485 driver input end on the light lotus root ionization circuit output end, two of difference channel respectively is connected the input end of a light lotus root circuit 2501 with three ends and four ends; Described power circuit is provided with shunt resistance R3 on the input end of voltage transformer, after being provided with L1 and L2 filtering, the voltage transformer mouth is connected DB104 rectifier bridge or circuit input end again, be connected to step-down switching power circuit LM2576A and B respectively on two mouths of DB104, on LM2576A, be provided with R1 and R2 and stabilivolt D2 and linear power supply chip TPS7133;
Described micro controller system MCS-51 kernel built-in 64kB FLASH program store and 4352B data RAM, has 2 workers' that enjoy a double blessing UART;
Described GPRS Modem adopts ME99 GPRS DTU;
It is the actuator of RS-485 that the RS-485 interface circuit adopts SN65LBC184.
The utility model is compared with existing technology, elevator, escalator and moving sidewalk Long-Range Surveillance Unit are in observation process, the various status informations of the continuous circle collection elevator of each terminating machine etc., and judge according to the information of gather whether it has potential faults, the status data of online circular monitoring, the status data of each terminating machine also can at the appointed time directly be inquired about by monitoring center, thereby reaches the purpose of concentrating monitoring, recording instrument integrated level height, low in energy consumption, characteristics that processing capacity is strong.
[description of drawings]
Fig. 1 is a RS-485 interface circuit of the present utility model;
Fig. 2 is power circuit principle figure of the present utility model;
Fig. 3 is a specific embodiment of the utility model terminal communication controller hardware structural representation.
[specific embodiment]
Also in conjunction with the accompanying drawings the utility model is done further detailed description below by specific embodiment.
Shown in Fig. 1,2 and 3, a kind of elevator, escalator and moving sidewalk Long-Range Surveillance Unit, it is characterized in that this monitor unit is made up of remote data terminal, GPRS tcp data segment device, remote monitoring center device, described remote terminal is made of terminating machine and GPRS communication module, and data terminal connects electric life controller by the RS485 interface; Described terminating machine adopts eight chip microprocessors, gathers or handle the operating data of elevator and each status information thereof by the interface circuit serial or parallel; The micro controller system of described terminating machine is provided with power circuit, serial expanded circuit 16C550, serial expanded circuit is provided with serial port circuit RS232 and ME99 control piece and GPRS Modem circuit, CAN controller SJA1000, interface circuit RS485 on the electric life controller, holder EEPROM form, and described single-chip data terminal adopts CygnalCSO51F02O as the control master chip; Described RS-485 interface circuit connects light lotus root buffer circuit input end by the end of difference channel SN65LBC184, connect the RS-485 driver input end on the light lotus root ionization circuit output end, two of difference channel is formed with the input end that three ends and four ends respectively are connected a light lotus root circuit 2501; Described power circuit is provided with shunt resistance R3 on the input end of voltage transformer, after being provided with L1 and L2 filtering, the voltage transformer mouth is connected DB104 rectifier bridge or circuit input end again, be connected to step-down switching power circuit LM2576A and B respectively on two mouths of DB104, constitute different outputs of voltage on the LM2576A being provided with R1 and R2 and stabilivolt D2 and linear power supply chip TPS7133 on the LM2576A.
Described micro controller system is the MCS-51 kernel, and CygnaL C8051F is compatible, and built-in 64kBFLASH program store and 4352B data RAM have 2 workers' that enjoy a double blessing UART;
Described GPRS Modem adopts ME99GPRS DTU.
The communication distance of described RS-485 serial communication interface reaches 1200m, and bus interface standards is with difference balance mode transmission signals, and at sending end, the RS-485 actuator converts Transistor-Transistor Logic level to differential signal output; At receiving end, receptor is reduced to TTL speech number with differential signal, and the RS-485 interface circuit adopts SN65LBC184 to make up for the RS-485 actuator.
The direct communication distance of RS-485 serial communication interface can reach 1200m, and RS-485 serial bus interface standard is with difference balance mode transmission signals, and at sending end, the RS-485 actuator converts Transistor-Transistor Logic level to differential signal output; At receiving end, receptor is reduced to TTL speech number with differential signal, therefore has very strong anti-film interference performance altogether.Adopt SN65LBC184 to make up the RS-485 interface circuit for the RS-485 actuator.
SN65LBC184 is the differential data line transceiver in the SN5176 industry standard scope, and they have built-in high-energy transition noise fender guard.Adopt this class circuit can provide reliable and low-cost direct-connected, do not need tape insulation voltage transformer data line interface, without any need for outer member, SN75LBC184 it not only can anti lightning impact and also the electrostatic discharge that can bear up to 8kV impact.In order to prevent the interference of industry spot, use 2501 to carry out the isolation of light lotus root.Because the differential voltage of SN75LBC184 output meets the RS-485 standard, be 2V-6V, the SN75LBC184 input pin is after the light lotus root isolates, DI can directly link to each other with the TXD pin of micro controller system, and output pin RO links to each other with the RXD pin of micro controller system, when the information that receives from micro controller system, can become differential voltage to send the TTL logic level transition by transmission line driver immediately, simultaneously, when receiving the differential voltage signal, can convert logic level immediately to and pass to the micro controller system processing.In order to save communication cable, on signalling methods, adopt half-duplex mode, and response mode is all adopted in the transmission of instruction and data.Like this, only need two transmission lines, transmission line adopts the double shield twisted-pair feeder, to increase the antijamming capability of communication.
The device of system all under the operation DC voltage environment, obtains having certain power DC power supply so power circuit exchanges 220V exactly after processing such as step-down, rectification, filtering and voltage stabilizing.The power supply that the native system micro controller system needs is 2.7-3.6V, and the power supply of ME99 module is 5V, requires to have comparatively stable and disturbs few voltage, for the reliability service of system provides strong assurance.
Exchanging termination at the inlet 220V of power supply has R3, and this resistance is that a resistance is 20K, pizo-resistance that can withstand voltage 420V.Because of the moment surge voltage of thunderbolt or other reasons generation, in a single day voltage surpass the rated insulation voltage value of pizo-resistance in alternating current circuit, and the resistance of pizo-resistance is just almost nil.At this moment pizo-resistance is just as short circuit, and high pressure can not stride across voltage transformer and scurry into low voltage circuit, thereby has protected the safety of system.Obtain exchanging 12V by the voltage transformer step-down, earlier by after inductance L 1 and the L2 filtering again through the DB104 rectifier bridge, obtain 14V left and right sides vdc.Obtain+12V by the capacitor filtering of Cl (104) and C2 (2200UF) again afterwards, this+12V will offer LM2576-ADJ.
LM2576-ADJ is the adjusting and voltage-reduction switch power supply chip of NS, and its input voltage reaches as high as 40 volts, and Adjustable Output Voltage joint, maximum current output are 3 peaces.LM2576-ADJ works in 150kHz, has TTL electronic switch function, and high conversion rate is arranged, and overheated shutoff, current-limiting protection function are arranged.Can be by R1 be set, the resistance value of R2 realizes the difference output of LM2576-ADJ chip, output voltage is shown below with the relation of regulating resistance:
V
Out=V
Ref* (1+R2/R1) V wherein
OutBe output voltage, V
RefBe VREF (Voltage Reference), be fixed as 1.23V, R2, R1 are voltage-regulation resistance.Selecting R1 is 1K Europe.R2 is 2.4K Europe, can obtain the different voltages of 8V and 4.2V.TPS7133 is the linear power supply chip of TI, fixing output 3.3V.Input voltage range is 3.77V-10V, can provide two kinds of required voltages of system like this, satisfies the requirement of system.
Claims (4)
1. an elevator, escalator and moving sidewalk Long-Range Surveillance Unit, comprise remote data terminal, GPRS tcp data segment device, remote monitoring center device, terminating machine and GPRS communication module, it is characterized in that data terminal connects electric life controller by the RS485 interface; Described terminating machine adopts eight chip microprocessors, gathers or handle the operating data of elevator status data by the interface circuit serial or parallel; Be connected to power circuit, serial expanded circuit 16C550, CAN controller SJA1000 on the micro controller system of described terminating machine respectively, interface circuit RS485 on the electric life controller, holder EEPROM, be connected to serial port circuit RS232 on the serial expanded circuit, in RS232 serial port circuit one termination GPRS Modem circuit is arranged, described single-chip data terminal adopts Cygna1 CSO51F02O as the control master chip; Described RS-485 interface circuit connects light lotus root buffer circuit input end by the end of difference channel SN65LBC184, connect the RS-485 driver input end on the light lotus root ionization circuit output end, two of difference channel respectively is connected the input end of a light lotus root circuit 2501 with three ends and four ends; Described power circuit is provided with shunt resistance R3 on the input end of voltage transformer, after being provided with L1 and L2 filtering, the voltage transformer mouth is connected DB104 rectifier bridge or circuit input end again, be connected to step-down switching power circuit LM2576A and B respectively on two mouths of DB104, on LM2576A, be provided with R1 and R2 and stabilivolt D2 and linear power supply chip TPS7133.
2. a kind of elevator as claimed in claim 1, escalator and moving sidewalk Long-Range Surveillance Unit is characterized in that described micro controller system MCS-51 kernel built-in 64kB FLASH program store and 4352B data RAM, have 2 workers' that enjoy a double blessing UART.
3. a kind of elevator as claimed in claim 1, escalator and moving sidewalk Long-Range Surveillance Unit is characterized in that described GPRS Modem adopts ME99GPRS DTU.
4. a kind of elevator as claimed in claim 1, escalator and moving sidewalk Long-Range Surveillance Unit is characterized in that it is the actuator of RS-485 that the RS-485 interface circuit adopts SN65LBC184.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202080382U CN201614208U (en) | 2009-08-18 | 2009-08-18 | Remote monitoring device for elevator, escalator and passenger conveyor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202080382U CN201614208U (en) | 2009-08-18 | 2009-08-18 | Remote monitoring device for elevator, escalator and passenger conveyor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201614208U true CN201614208U (en) | 2010-10-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202080382U Expired - Lifetime CN201614208U (en) | 2009-08-18 | 2009-08-18 | Remote monitoring device for elevator, escalator and passenger conveyor |
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| Country | Link |
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| CN (1) | CN201614208U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104528507A (en) * | 2014-12-26 | 2015-04-22 | 广东省特种设备检测研究院珠海检测院 | Comprehensive detection system and method for escalator |
| CN107539847A (en) * | 2017-09-29 | 2018-01-05 | 湖北天禾立方智能科技发展有限公司 | Network data transmission system for elevator remote monitoring system |
| CN108217350A (en) * | 2016-12-14 | 2018-06-29 | 通力股份公司 | The Remote configuration of elevator, escalator and automatically-controlled door |
-
2009
- 2009-08-18 CN CN2009202080382U patent/CN201614208U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104528507A (en) * | 2014-12-26 | 2015-04-22 | 广东省特种设备检测研究院珠海检测院 | Comprehensive detection system and method for escalator |
| CN108217350A (en) * | 2016-12-14 | 2018-06-29 | 通力股份公司 | The Remote configuration of elevator, escalator and automatically-controlled door |
| CN108217350B (en) * | 2016-12-14 | 2022-05-27 | 通力股份公司 | Remote configuration of elevators, escalators and automatic doors |
| CN107539847A (en) * | 2017-09-29 | 2018-01-05 | 湖北天禾立方智能科技发展有限公司 | Network data transmission system for elevator remote monitoring system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20101027 |