CN101143668B - Elevator information transferring method - Google Patents
Elevator information transferring method Download PDFInfo
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- CN101143668B CN101143668B CN2007100528135A CN200710052813A CN101143668B CN 101143668 B CN101143668 B CN 101143668B CN 2007100528135 A CN2007100528135 A CN 2007100528135A CN 200710052813 A CN200710052813 A CN 200710052813A CN 101143668 B CN101143668 B CN 101143668B
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Abstract
The invention relates to a method of transmitting the elevator information. An IC card reader outputs pulse signal to an elevator controller; the elevator controller judges if the pulse signal is single pulse or pulse train; if the pulse signal is single pulse, the car building scanning or the hall call scanning is conducted, to receive the floor or direction selection signal of the passengers; conventional registration is conducted when the first piece of floor or direction selection signal is received, and then the scanning is cut off; if the pulse signal is pulse train, a high-speed calculator of the elevator controller reads in the pulse train and calculates the pulse of the pulse train; the elevator controller takes out digits in binary form of the calculated pulse in corresponding pulse train from the high-speed calculator, and then changes the digits to the signal of the corresponding floors by decoding, finally sends the signal into a log-on register. The invention effectively simplifies the processing process for the IC card reader to transmit information to the elevator controller, and is applicable to not only the IC card management of newly built elevators, but also the IC card adding in old elevators.
Description
Technical field
The present invention relates to a kind of elevator information transferring method, especially a kind of elevator information transferring method that is used for the riding control system of IC-card elevator.
Background technology
At present, the elevator especially often supporting dedicated driver of residential lift is operated elevator and is taken charge of charge, and this elevator mode is labor intensive not only, increases cost, also often because of inappreciable using escalator expense causes passenger's inconvenience, even dispute takes place.
And along with the popularizing day by day and being extensive use of of elevator, the riding safety management automation issues of elevator has caused the concern and the attention of more and more users and property building management department.Residential building is necessary to forbid that idler without permission uses elevator, and the needs of the also restricted unrelated person visiting of special floor in the building of a lot of departments such as airport, bank, research.Therefore, occurred the riding control technology of IC-card elevator at present, wherein the IC-card technology belongs to the data handing scope as current techique, IC-card and read write line can be regarded the extension or the terminal of data processing system as, so IC standard card reader/card reader interface often is the RS232 mode.And on the one hand because the needs of IC-card initialization and functional condition generally all adopt complete thereby also complicated communication protocol; On the other hand, elevator has been controlled generally microcomputerization, perhaps adopts dedicated microcomputer controller or various PLC.But, there is following problem between the two:
1) serial port on the electric life controller is commonly used to bear and important or frequently in the system can trusts affair, and the each communication information amount very little (only need to transmit stop and count this data) of IC-card card reader and elevator control, if it is uneconomical from resource distribution to allow it take the standard serial mouth.
2) though IC-card card reader and electric life controller all have RS-232 interface, incompatible between both communication protocols, and the communication software of modification either side, all very loaded down with trivial details and work capacity expends time in greatly, even often unrealistic because relating to the software matter of opening.
3) no matter be contained in the sedan-chair or the card reader at layer door place, distance apart from the electric life controller that is arranged in machine room is all distant, being generally more than tens meters and even 100 meters, must be that RS-422 or other modes could be communicated by letter with the RS-232 transition of communications, and this can increase cost undoubtedly.
Summary of the invention
The objective of the invention is in order to solve problems such as the modification that the signal transmission exists between existing IC-card card reader and the electric life controller is loaded down with trivial details, cost is big, and a kind of elevator information transferring method is provided, be used for the riding control system of IC-card elevator to simplify the connection of IC-card Card Reader between electric life controller transmission information.
For achieving the above object, the invention provides a kind of elevator information transferring method comprises:
Step 1, the IC-card card reader is to the electric life controller output pulse signal;
Step 2, electric life controller judge that described impulse singla is single impulse or train of impulses, if described impulse singla is a single impulse, then execution in step 3, if described impulse singla is a train of impulses, and execution in step 5;
Step 3 is carried out floor scanning or hall call scanning in the sedan-chair, selects layer or choosing to signal to receive the passenger;
The pulse that step 5, electric life controller high-speed counter are read in described train of impulses and the paired pulses string is counted;
Described output pulse signal is: output 150ms pulsewidth single impulse or 500Hz train of impulses.
Described IC-card card reader to the electric life controller output pulse signal is: the IC-card card reader is to collect level open circuit mode to the XO of electric life controller output pulse signal.
Described step 5 is specially: electric life controller monitors the input of the described train of impulses of high-speed counter, finds that first pulse of described train of impulses arrives, and starts timer immediately, and high-speed counter begins to count to described train of impulses in timer time.
The timing of described timer is set at 70ms.
Described send into the login register be specially: with " or " (OR) compute mode send into first the login register or second the login register.
Also comprise before the described step 1: the IC-card card reader is confirmed the authentication information that comprises password and subject word or effective degree of IC-card.
Therefore, elevator information transferring method of the present invention, under the situation that changes former apparatus for controlling elevator hardly, realize the input of IC-card read signal, this elevator signal transmission method is directly taked from electric life controller input end input mode, effectively simplified the IC-card card reader and transmitted the information processing process to electric life controller, not only be fit to newly-built elevator and use the IC-card management, also the IC-card of very suitable old elevator installs additional.
Description of drawings
Fig. 1 is the diagram of circuit of elevator information transferring method of the present invention;
Fig. 2 is the control flow scheme drawing of electric life controller execution in step 5 of the present invention and step 6.
The specific embodiment
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
As shown in Figure 1, be the diagram of circuit of elevator information transferring method of the present invention.This elevator information transferring method based on IC-card card reader and electric life controller following improvement is arranged; for finishing the initial setting of IC-card read write line self function; it is constant to keep its former serial RS232 communication port; but do not realize transmitting information to electric life controller; set up one in the final stage of IC-card card reader and export (electric current 25MA in a collection level open circuit mode; the circuit of voltage+24V) is the PC817 chip for example; so both can realize that light every protecting with protection card reader one side, was easy to again mate with the electric life controller input end.
Because the panel block of car still is that the landing call box all has+24V power supply and COM ground wire in the apparatus for controlling elevator, has just realized information communication so in fact only increased an input line that links to each other with electric life controller XO here.And electric life controller has been done following improvement, and it comprises high-speed counter, is connected with the IC-card card reader by the XO incoming end, is used for the pulse of the impulse singla that receives is counted; Timer is electrically connected with high-speed counter, is used for carrying out after high-speed counter receives impulse singla timing; Register is connected with timer, is used to deposit the number of the binary mode that the counting of described pulse is converted into, and is transformed to the signal of corresponding stop by the program decoding.
Wherein the process of elevator information transmission as shown in Figure 1 may further comprise the steps:
Step 1, the IC-card card reader is to the electric life controller output pulse signal; In this example, the IC-card card reader, realizes importing from the electric life controller input end to the XO of electric life controller output pulse signal in collection level open circuit mode; IC-card card reader output pulse signal can be according to " the choosing layer control of swiping the card in the sedan-chair ", " the choosing layer control automatically of swiping the card " or " Room door is swiped the card and exhaled ladder control " three kinds of different modes, send 150ms pulsewidth single impulse respectively or represent the 500Hz train of impulses of certain stop number, wherein 150ms pulsewidth single impulse can be when the initialization of IC-card card reader preliminary election be set at " the choosing layer control of swiping the card in the sedan-chair " or " Room door is swiped the card and exhaled ladder control " single pulse signal and represent that choosing is to signal or layer selection signal, and the signal that 150ms single impulse and conventional push button operation produce is suitable, is enough to guarantee the input reliability; The 500Hz train of impulses can be when the initialization of IC-card card reader preliminary election be set at " the choosing layer control automatically of swiping the card " burst signal and represent certain stop signal; The selected requirement that has taken into account reliability and input rapidity two aspects of 500Hz frequency, the 500Hz frequency is lower, helping counting machine reliably counts, take to suppress jamming countermeasure when serious the interference occurring and stay leeway in particular for elevator hoistways is on-the-spot, train of impulses transmission during 500Hz does not take the too much time yet, with 32 stops is example, and the train of impulses passing time is 32*1/500=64ms, does not influence the normal using escalator operation of passenger;
Step 2, electric life controller judge that described impulse singla is single impulse or train of impulses, if described impulse singla is a single impulse, then execution in step 3, if described impulse singla is a train of impulses, and execution in step 5;
Step 3 is carried out floor scanning or hall call scanning in the sedan-chair, selects layer or choosing to signal to receive the passenger;
Step 5, the high-speed counter of electric life controller reads in described train of impulses, and the pulse in the described train of impulses is counted; Be specially the input of the described train of impulses of electric life controller supervision high-speed counter, find that first pulse of described train of impulses arrives, start timer immediately, high-speed counter begins to count to described train of impulses in timer time;
Wherein, the control flow of electric life controller execution in step 5 and step 6 can be referring to Fig. 2.As shown in Figure 2, the DCMP instruction is used to monitor high-speed counter C235 input among the electric life controller PLC, promptly monitor the impulse singla that the IC-card card reader is sent, first pulse arrives and just shows and once effectively swipe the card and signal transduction process begins, MO starts timer T245 immediately, and the use of timer T245 is in order to guarantee to read after this train of impulses is all imported the count value of the pulse in the high-speed counter C235 paired pulses string again.Wherein because timing must be rationally, too small may pulse-losing and excessive, may cause the pulse of swiping the card for twice to obscure and connect read error, therefore, preferably, it is 70ms that timing K7 sets regularly, matches with elevator about 30 layers.DECO instruction realizes the decoding conversion because inclusive-OR operation has guaranteed the login compatibility with former control system, therefore with corresponding stop signal " with or " (OR) compute mode incorporate login register D8 or D9 into.
Elevator information transferring method of the present invention shows respond well after operation on certain 26 layers of building elevator, on 100 meters long hoistways and three 180KW frequency-varying driving elevator environment, do not see that misoperation takes place, even also can normal operation with the plain conductor of the non-shielding of non-two hinge.
Therefore, can guarantee the reliability and the rapidity of information transmission and conversion identification, and simplify the IC-card card reader and transmitted the information processing process to electric life controller by utilizing elevator information transferring method of the present invention.
It should be noted last that, above embodiment is only unrestricted in order to technical scheme of the present invention to be described, although the present invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement technical scheme of the present invention, and not break away from the spirit and scope of technical solution of the present invention.
Claims (7)
1. elevator information transferring method is characterized in that comprising:
Step 1, the IC-card card reader is to the electric life controller output pulse signal;
Step 2, electric life controller judge that described impulse singla is single impulse or train of impulses, if described impulse singla is a single impulse, then execution in step 3, if described impulse singla is a train of impulses, and execution in step 5;
Step 3 is carried out floor scanning or hall call scanning in the sedan-chair, selects layer or choosing to signal to receive the passenger;
Step 4 receives that first described choosing layer or choosing carry out routine registration to signal, disconnects then and scanning;
The pulse that step 5, electric life controller high-speed counter are read in described train of impulses and the paired pulses string is counted;
Step 6, electric life controller are taken out the number of binary mode of the counting of the pulse in the corresponding train of impulses from described high-speed counter, by decoding it is transformed to corresponding stop signal and sends into the login register.
2. elevator information transferring method according to claim 1 is characterized in that described output pulse signal is: output 150ms pulsewidth single impulse or 500Hz train of impulses.
3. elevator information transferring method according to claim 1 and 2, it is characterized in that described step 5 is specially: electric life controller monitors the input of the described train of impulses of high-speed counter, first pulse of finding described train of impulses arrives, start timer immediately, high-speed counter begins to count to the pulse in the described train of impulses in timer time.
4. elevator information transferring method according to claim 3 is characterized in that the timing of described timer is set at 70ms.
5. elevator information transferring method according to claim 1 and 2, it is characterized in that described send into the login register be specially: with " or " (OR) compute mode send into first the login register or second the login register.
6. elevator information transferring method according to claim 3, it is characterized in that described send into the login register be specially: with " or " (OR) compute mode send into first the login register or second the login register.
7. according to claim 1,2,4 or 6 described elevator information transferring methods, it is characterized in that also comprising before the described step 1: the IC-card card reader is confirmed the authentication information that comprises password and subject word or effective degree of IC-card.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100528135A CN101143668B (en) | 2007-07-24 | 2007-07-24 | Elevator information transferring method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100528135A CN101143668B (en) | 2007-07-24 | 2007-07-24 | Elevator information transferring method |
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| Publication Number | Publication Date |
|---|---|
| CN101143668A CN101143668A (en) | 2008-03-19 |
| CN101143668B true CN101143668B (en) | 2010-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2007100528135A Expired - Fee Related CN101143668B (en) | 2007-07-24 | 2007-07-24 | Elevator information transferring method |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP4853883B2 (en) * | 2009-03-09 | 2012-01-11 | 東芝エレベータ株式会社 | Elevator group management system |
Citations (5)
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| CN1126694A (en) * | 1994-09-03 | 1996-07-17 | Lg产电株式会社 | Method and apparatus for driving pulse transformer using RS-232 communication manner |
| CN1439592A (en) * | 2003-03-17 | 2003-09-03 | 深圳市旺龙智能科技有限公司 | Intelligent control elevator connected with multifunctional device and elevator control method thereof |
| CN2786073Y (en) * | 2004-12-29 | 2006-06-07 | 上海强领智能科技发展有限公司 | Elevator floor-controlling and linkage-controlling system |
| CN1803564A (en) * | 2005-11-25 | 2006-07-19 | 上海新时达电气有限公司 | IC card elevator intelligent management apparatus and method |
| EP1710190A1 (en) * | 2003-11-19 | 2006-10-11 | Mitsubishi Denki K.K. | Elevator controller |
-
2007
- 2007-07-24 CN CN2007100528135A patent/CN101143668B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1126694A (en) * | 1994-09-03 | 1996-07-17 | Lg产电株式会社 | Method and apparatus for driving pulse transformer using RS-232 communication manner |
| CN1439592A (en) * | 2003-03-17 | 2003-09-03 | 深圳市旺龙智能科技有限公司 | Intelligent control elevator connected with multifunctional device and elevator control method thereof |
| EP1710190A1 (en) * | 2003-11-19 | 2006-10-11 | Mitsubishi Denki K.K. | Elevator controller |
| CN2786073Y (en) * | 2004-12-29 | 2006-06-07 | 上海强领智能科技发展有限公司 | Elevator floor-controlling and linkage-controlling system |
| CN1803564A (en) * | 2005-11-25 | 2006-07-19 | 上海新时达电气有限公司 | IC card elevator intelligent management apparatus and method |
Non-Patent Citations (6)
| Title |
|---|
| 张小明等.射频卡技术在控制电梯停层中的应用.电子工程师32 7.2006,32(7),72-73. |
| 张小明等.射频卡技术在控制电梯停层中的应用.电子工程师32 7.2006,32(7),72-73. * |
| 林洪彬等.多功能射频IC卡电梯呼梯控制器设计.应用科技29 10.2002,29(10),7-9. |
| 林洪彬等.多功能射频IC卡电梯呼梯控制器设计.应用科技29 10.2002,29(10),7-9. * |
| 黄柏成.IC卡在电梯控制中的优化设计.机电工程技术35 8.2006,35(8),77-78，94. |
| 黄柏成.IC卡在电梯控制中的优化设计.机电工程技术35 8.2006,35(8),77-78,94. * |
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