CN201808975U - Programmable logic controller (PLC) serial communication elevator control system device - Google Patents
Programmable logic controller (PLC) serial communication elevator control system device Download PDFInfo
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- CN201808975U CN201808975U CN2010202922788U CN201020292278U CN201808975U CN 201808975 U CN201808975 U CN 201808975U CN 2010202922788 U CN2010202922788 U CN 2010202922788U CN 201020292278 U CN201020292278 U CN 201020292278U CN 201808975 U CN201808975 U CN 201808975U
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Abstract
The utility model provides a novel programmable logic controller (PLC) based serial communication elevator control system device, which comprises a main controller, an outer called plate and an elevator car plate, wherein the main controller is respectively connected with the outer called plate and the elevator car plate through controller area network (CAN) BUS interfaces. The elevator control system device is widely applied to new elevator production, and can also used for transforming control systems of old elevators. As the elevator control system device adopts serial communication, a large number of costs are saved, the failure rate of an elevator is reduced, and the reliability and the safety of the elevator are improved.
Description
Technical field
The utility model relates to a kind of elevator mode, belongs to the elevator control gear technical field, belongs to PLC serial communication apparatus for controlling elevator device especially.
Background technology
Elevator control technology is the direction of elevator control development always, and along with the maturation and the application of Microcomputer Technology, elevator control also develops into system controlled by computer, PLC control from initial relay control.At present, known elevator control technology has three kinds: relay control, system controlled by computer, PLC control.The Chinese of PLC control is programmable logic controller (PLC), and its central processing unit (CPU) is born by micro controller system, is a kind of microcomputer system of specializing in logic control.The PLC control system has replaced a large amount of relays in the former relay control system, has stable performance, antijamming capability is strong, design configurations is flexible, characteristics such as easy to maintenance, is adopted in a large number in elevator control.In existing PLC control technology, the calling signal of elevator is the entrance point sampling by PLC, along with the increase of elevator floor number (promptly need sample calling signal many more), will increase the entrance point of PLC, the necessary hoistway cable of elevator and the cable core number of trailing cable of increasing, so not only increase the cost of control system but also increased fault rate, bring the increase of maintenance workload, in recent years along with development of internet technology, the PLC product also provides the interface of Modbus communications protocol, and the calling signal of elevator can transmit sampling by serial communication.
The utility model content
The purpose of this utility model is in order to overcome the defective of above-mentioned apparatus for controlling elevator scheme, a kind of PLC serial communication apparatus for controlling elevator device to be provided, solving the deficiency of above-mentioned apparatus for controlling elevator.
The technical solution adopted in the utility model is:
Utilize existing ripe PLC product as substrate (control center), the RS-485 interface that utilizes this substrate to provide is developed a supporting with it serial communication plate.Two CAN BUS serial communication interfaces are provided on the described serial communication plate, one with call plate outward together and link to each other, another links to each other with the car plate.
Calling plate together outside described has a CAN BUS serial communication interface, and this interface links to each other with one of them CAN BUS serial communication interface of serial communication plate.
Described car plate has a CAN BUS serial communication interface, and this interface links to each other with another CAN BUS serial communication interface of serial communication plate.
Described serial communication plate is provided with a LCDs, and four offer the button that the user is provided with the parameter use, also have a potentiometer that is used to regulate liquid crystal display brightness.
There are two to be used for the communication condition LED light on the described serial communication plate.
There is eight on the described serial communication plate and is used for elevator situation LED light.
This apparatus system device in sum, by primary controller, call plate together outward, bridge railway carriage or compartment plate constitutes, primary controller by the CANBUS interface respectively with call plate outward together and link to each other with bridge railway carriage or compartment plate; Primary controller is made of PLC substrate and serial communication plate, and the PLC substrate is to link to each other by the RS458 interface with the serial communication plate.
Adopt the beneficial effect of the technical program:
The technical program has not only reduced the quantity of cable owing to the communication interface of having utilized PLC to provide, has reduced installation strength, and the elevator operation stability is improved.The matured product that PLC can work in harsh environment has good antijamming capability and electromagnetic compatibility, and with low cost.It is simple and clear that the utility model does not more use the PLC control system of communication interface to have a control path, be easy to safeguard that characteristics such as fault rate is low not only are used for the new clothes apparatus for controlling elevator, also can transform, satisfy the demand of elevator safety operation fully the apparatus for controlling elevator device that has moved.
Description of drawings
Fig. 1 is a PLC board structure scheme drawing in the PLC serial communication apparatus for controlling elevator device of the present utility model:
Among the figure: 1-PLC substrate, 2-high-speed counter interface, 3-substrate RS 485 interfaces, 4-Programmer interface, 5-photoelectricity couple input, 6-relay output end.
Fig. 2 is a serial communication plate structure scheme drawing in the PLC serial communication apparatus for controlling elevator device of the present utility model:
Among the figure: 7-serial communication plate, 8-LCDs, 9-potentiometer, 10-serial communication plate RS485 interface, 11-connect the outer communication interface of plate, communication interface, 13-communication conditions indicator lamp, 14-button, the 15-elevator operation conditions indicator lamp that 12-connects the car plate of calling together.
Fig. 3 is a PLC serial communication apparatus for controlling elevator device connection diagram of the present utility model:
Among the figure: 16-calls plate, 17-primary controller, 18-car plate outward together.
The specific embodiment
The utility model is described in further detail below in conjunction with drawings and Examples.
RS485 interface 10 among RS485 interface 3 among Fig. 1 on the substrate and Fig. 2 on the serial communication plate links to each other, and forms the elevator primary controller.
Shown in Figure 1, be integrated with high-speed counter interface 2, substrate RS485 interface 3, Programmer interface 4, photoelectricity couple input 5, relay output end 6 on the PLC substrate 1.Described high-speed counter interface 2 is used for the received pulse count signal, and described RS485 interface 3 is connected with serial communication plate 7, is PLC central process unit and the extraneous passage that carries out the reception and the transmission of data; Described Programmer interface 4 is used for writing and revising of software; Described photoelectricity couple input 5 is used for the sampling of elevator outward sign; Described relay output end 6 is used for the output of elevator control signal.
As shown in Figure 2, serial communication plate 7 is based on the middle communication board of PLC RS485 communication interface 3, is integrated with LCDs 8, potentiometer 9, serial communication plate RS485 interface 10, communication conditions indicator lamp 13, elevator operation conditions indicator lamp 14.Described liquid crystal display 8 is made of 64 * 192 lattice lcd plates, is used for information such as menu, parameter, failure code, working condition and shows; Described potentiometer 9 is used for the adjusting of liquid crystal display width; Described serial communication plate RS485 interface 10 links to each other with the substrate RS485 interface 3 of PLC substrate 1; The communication interface 11 that plate is called in described connection outward together calls outward with elevator that corresponding communication interface links to each other on the plate 16 together, is used for the reception and the transmission of data; Corresponding communication interface links to each other on the communication interface 12 of described connection car plate and the lift car plate 18, with the reception and the transmission of data; Described communication conditions indicator lamp 13 is made of two LED lamps, shows primary controller 17 and calls the data transmit-receive situation of plate 16 when communicating by letter with car plate 18 outward together, and wherein a LED lamp is represented data " transmission ", and another LED lamp is represented data " reception "; Described elevator operation conditions indicator lamp 15 is represented safety case signal and the chain status signals of door respectively.Described button 14 is used for the setting and the operations such as modification and command process of parameter.
Require emphasis the time, the utility model is not limited to the described embodiment of the specific embodiment, every this area person skilled is according to other embodiment that the technical solution of the utility model draws, and belongs to the scope of the utility model protection equally.
Now it is summarized as follows in sum:
A kind of PLC serial communication apparatus for controlling elevator device, by primary controller 17, call plate 16 together outward, car plate 18 constitutes, primary controller 17 by CAN BUS interface respectively with call plate 16 outward together and link to each other with car plate 18, primary controller 17 is made of PLC substrate 1 and serial communication plate 7, and PLC substrate 1 is to link to each other by the RS485 interface with serial communication plate 7.Serial communication plate 7 is provided with LCDs 8, potentiometer 9, outer communication interface 11, connection car board communications interface 12, communication conditions indicator lamp 13, button 14, the elevator operation conditions indicator lamp 15 of calling plate together of serial communication plate RS485 interface 10 connections.The outer communication interface 11 of plate and the communication interface 12 that is connected the car plate of calling together drawn by described company, by CAN BUS interface respectively with call plate 16 outward together and link to each other with car plate 18 usefulness four-core twin cable lines.Call plate 16 and car plate 18 together outside described, two boards all is provided with CAN BUS interface, links to each other with primary controller corresponding C AN BUS interface by this interface.
Claims (4)
1. PLC serial communication apparatus for controlling elevator device, by primary controller (17), call plate (16), car plate (18) together outward and constitute, it is characterized in that: primary controller (17) by CAN BUS interface respectively with call plate (16) outward together and link to each other with car plate (18), primary controller (17) is made of PLC substrate (1) and serial communication plate (7), and PLC substrate (1) is to link to each other by RS 485 interfaces with serial communication plate (7).
2. PLC serial communication apparatus for controlling elevator device according to claim 1 is characterized in that: described serial communication plate (7) is provided with LCDs (8), potentiometer (9), outer communication interface (11), connection car board communications interface (12), communication conditions indicator lamp (13), button (14), the elevator operation conditions indicator lamp (15) of calling plate together of serial communication plate RS485 interface (10) connection.
3. PLC serial communication apparatus for controlling elevator device according to claim 2, it is characterized in that: outer communication interface (11) and the communication interface that is connected the car plate (12) of calling plate together drawn by described company, by CAN BUS interface respectively with call plate (16) outward together and link to each other with four-core twin cable line with car plate (18).
4. PLC serial communication apparatus for controlling elevator device according to claim 1 is characterized in that: call plate (16) and car plate (18) together outside described, two boards all is provided with CAN BUS interface, links to each other with primary controller corresponding C AN BUS interface by this interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202922788U CN201808975U (en) | 2010-08-16 | 2010-08-16 | Programmable logic controller (PLC) serial communication elevator control system device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202922788U CN201808975U (en) | 2010-08-16 | 2010-08-16 | Programmable logic controller (PLC) serial communication elevator control system device |
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| Publication Number | Publication Date |
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| CN201808975U true CN201808975U (en) | 2011-04-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010202922788U Expired - Fee Related CN201808975U (en) | 2010-08-16 | 2010-08-16 | Programmable logic controller (PLC) serial communication elevator control system device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102590422A (en) * | 2012-02-20 | 2012-07-18 | 淄博立伟自动化监控设备有限公司 | Special detection device for analyzing three-channel mine drainage gas |
| CN103381983A (en) * | 2013-08-12 | 2013-11-06 | 沈阳汇博自动化仪表有限公司 | Photoelectric encoding principle based intelligent controller for gear elevator |
| CN107176513A (en) * | 2017-06-28 | 2017-09-19 | 康力电梯股份有限公司 | A kind of machine-roomless lift monitor board |
-
2010
- 2010-08-16 CN CN2010202922788U patent/CN201808975U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102590422A (en) * | 2012-02-20 | 2012-07-18 | 淄博立伟自动化监控设备有限公司 | Special detection device for analyzing three-channel mine drainage gas |
| CN102590422B (en) * | 2012-02-20 | 2014-04-02 | 淄博立伟自动化监控设备有限公司 | Special detection device for analyzing three-channel mine drainage gas |
| CN103381983A (en) * | 2013-08-12 | 2013-11-06 | 沈阳汇博自动化仪表有限公司 | Photoelectric encoding principle based intelligent controller for gear elevator |
| CN107176513A (en) * | 2017-06-28 | 2017-09-19 | 康力电梯股份有限公司 | A kind of machine-roomless lift monitor board |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110427 Termination date: 20160816 |
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| CF01 | Termination of patent right due to non-payment of annual fee |