CN204897059U - IC -card formula elevator intelligence control system - Google Patents
IC -card formula elevator intelligence control system Download PDFInfo
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- CN204897059U CN204897059U CN201520648077.XU CN201520648077U CN204897059U CN 204897059 U CN204897059 U CN 204897059U CN 201520648077 U CN201520648077 U CN 201520648077U CN 204897059 U CN204897059 U CN 204897059U
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Abstract
The utility model discloses a IC -card formula elevator intelligence control system, including reader device, IC -card drive circuit, IC -card controller, communication circuit, elevator controller, lift control drive circuit, early warning circuit and elevator button, the reader device passes through IC -card drive circuit to be connected with the IC -card controller, and the IC -card controller is connected with elevator controller through the communication circuit, and elevator controller passes through lift control drive circuit and presses the key -type connection with early warning circuit and elevator respectively. The unable elevator that uses of no IC -card personnel is held personnel's elevator of IC -card and can be confirmed the floor automatically, so not only avoids extravagant elevator resource, and the condition according to wrong floor button can not taken place to the user moreover, this elevator controller operation sensitivity is high in addition, the reaction is rapid, and low in manufacturing cost.
Description
Technical field
The utility model relates to a kind of apparatus for controlling elevator, specifically a kind of IC card type Elevator Intelligent Control System.
Background technology
Along with the development of society, elevator has been widely used in various building, and in the higher office building of some floors and residential building, elevator has become a kind of requisite equipment.
Because the elevator in residential building and office building is all generally for fixing user, consider from the angle of safety, do not wish that Migrant women directly can use elevator yet, there is potential safety hazard like this, existing elevator does not also have the function identified the people taking elevator, result also in some children like this to take in elevator and sit down, waste elevator resources; In addition, for the user in building, when using elevator, can cause elevator can start and stop on multiple floor if push the wrong floor, so also can waste the use resource of elevator.
Its inner main control chip of electric life controller in the elevator used at present is in addition PLC, but due to PLC volume comparatively large, the sensitivity that operates is low, and reaction has delay, and manufacturing cost is high, is not suitable for long period of development and uses.
Summary of the invention
For above-mentioned prior art Problems existing, the utility model provides a kind of IC card type Elevator Intelligent Control System, elevator cannot be used without IC-card personnel, the personnel lift holding IC-card can determine floor automatically, so not only avoid wasting elevator resources, and user can not push the wrong the situation of floor key; In addition this electric life controller Operational Figure Of Merit high, be swift in response, and low cost of manufacture.
To achieve these goals, the technical solution adopted in the utility model is: this kind of IC card type Elevator Intelligent Control System, comprise reader device, IC-card driving circuit, IC-card controller, communicating circuit, electric life controller, elevator controlling driving circuit, early warning circuit and elevator push button, reader device is connected with IC-card controller by IC-card driving circuit, IC-card controller is connected with electric life controller by communicating circuit, and electric life controller is connected with early warning circuit and elevator push button respectively by elevator controlling driving circuit.
Further, described IC-card driving circuit comprises IC Card Reader chip MFRC500, electric capacity C5 ~ C10, inductance L 1 ~ L2, resistance R4 ~ R5 and crystal oscillator X1,1 mouthful of IC Card Reader chip MFRC500 with one end of electric capacity C7, one end of electric capacity C8 and IC Card Reader chip MFRC500 32 mouthfuls be connected after ground connection, the other end of electric capacity C7 is connected with one end of electric capacity C8 by crystal oscillator X1; 5 mouthfuls of IC Card Reader chip MFRC500 are connected with one end of electric capacity C5 by inductance L 1, and 7 mouthfuls of IC Card Reader chip MFRC500 are connected with one end of electric capacity C6 by inductance L 2, and the other end of electric capacity C5 is connected rear ground connection with the other end of electric capacity C6; 30 mouthfuls of IC Card Reader chip MFRC500 are connected with one end of electric capacity C9 and one end of resistance R4, the other end ground connection of electric capacity C9, the other end of resistance R4 is connected with 29 mouthfuls of IC Card Reader chip MFRC500 and one end of resistance R5, the other end of resistance R5 is connected with one end of electric capacity C10, the other end ground connection of electric capacity C10; 7 mouthfuls, 12 mouthfuls 24 mouthfuls of IC Card Reader chip MFRC500 and 28 mouthfuls of ground connection; 6 mouthfuls, 22 mouthfuls, 23 mouthfuls, 25 mouthfuls and 26 mouthfuls of IC Card Reader chip MFRC500 meet power supply VCC.
Further, described communicating circuit comprises electric capacity C2 ~ C4, resistance R2 ~ R3, communication chip 3485, bi-directional voltage stabilizing pipe D1 ~ D2 and interface chip, the RE mouth of communication chip 3485 is connected with DE mouth, the VCC mouth of communication chip 3485 is connected with one end of 3V power supply and electric capacity C2, the other end ground connection of electric capacity C2; One end of the B mouth of communication chip 3485 and one end of electric capacity C3, resistance R2, one end of bi-directional voltage stabilizing pipe D1 and 3 mouthfuls of interface chip are connected, ground connection after the other end of electric capacity C3, the other end of resistance R2 are connected with the other end of bi-directional voltage stabilizing pipe D1; One end of the A mouth of communication chip 3485 and one end of electric capacity C4, resistance R3, one end of bi-directional voltage stabilizing pipe D2 and 4 mouthfuls of interface chip are connected, the other end of electric capacity C4 is connected with the GND mouth of communication chip 3485 and ground connection, the other end of resistance R3 is connected with 3V power supply, the other end ground connection of bi-directional voltage stabilizing pipe D2; 1 mouthful of interface chip connects 5V power supply, 2 mouthfuls of ground connection of interface chip.
Further, described elevator controlling driving circuit comprises network interface chip W5100, resistance R6 ~ R9, electric capacity C11 ~ C14, chemical capacitor C15, diode D2 ~ D3, inductance L 3 ~ L4 and crystal oscillator Y1, and 31 mouthfuls of network interface chip W5100 connect 3.3V power supply by resistance R6; 72 mouthfuls of network interface chip W5100 are connected with the negative pole of diode D3, and the positive pole of diode D3 is connected with the positive pole of diode D4, and the negative pole of diode D4 is connected with 73 mouthfuls of network interface chip W5100; 1 mouthful of network interface chip W5100 by resistance R7 and resistance R8 ground connection; 2 mouthfuls of network interface chip W5100 connect 3.3V power supply by inductance L 3; 12 mouthfuls, 18 mouthfuls of network interface chip W5100 and 44 mouthfuls connect 3.3V power supply; 7 mouthfuls of network interface chip W5100 are connected with one end of electric capacity C11, the other end of electric capacity C11 is connected rear ground connection with the negative pole of one end of electric capacity C12 and chemical capacitor C15, the other end of electric capacity C12 is connected with the positive pole of one end of inductance L 4, chemical capacitor C15,11 mouthfuls, 15 mouthfuls, 16 mouthfuls, 33 mouthfuls and 69 mouthfuls of network interface chip W5100, and the other end of inductance L 4 is connected with 74 mouthfuls of network interface chip W5100; 76 mouthfuls of network interface chip W5100 are connected with one end of one end of resistance R9, crystal oscillator Y1 and one end of electric capacity C13, the other end of electric capacity C13 is connected rear ground connection with one end of electric capacity C14, the other end of electric capacity C14 is connected with the other end of the other end of crystal oscillator Y1, resistance R9 and 75 mouthfuls of network interface chip W5100; 4 mouthfuls, 10 mouthfuls, 13 mouthfuls, 14 mouthfuls, 17 mouthfuls, 32 mouthfuls, 34 mouthfuls, 35 mouthfuls, 36 mouthfuls, 37 mouthfuls, 43 mouthfuls, 63 mouthfuls, 64 mouthfuls, 65 mouthfuls, 68 mouthfuls and 77 mouthfuls of ground connection of network interface chip W5100.
Further, described early warning circuit comprises resistance R1, chemical capacitor C1 and buzzer phone Q1, and one end of resistance R1 is connected with 1 mouthful of buzzer phone Q1,2 mouthfuls of ground connection of buzzer phone, 3 mouthfuls of buzzer phone are connected with the negative pole of chemical capacitor C1, and the positive pole of chemical capacitor C1 connects 5V power supply.
Further, described elevator controlling implement body comprises 20 mouthfuls, 21 mouthfuls of STM32 process chip, resistance R0, inductance L 5, chemical capacitor C16 and electric capacity C17, STM32 process chip by resistance R0 ground connection; 22 mouthfuls of STM32 process chip are connected with one end of one end of electric capacity C17, inductance L 5 and the positive pole of chemical capacitor C16; The negative pole of chemical capacitor C16 is connected rear ground connection with the other end of electric capacity C17; Another termination 3V direct supply of inductance L 5; 11 mouthfuls, 28 mouthfuls, 50 mouthfuls, 75 mouthfuls, 100 mouthfuls of STM32 process chip connect 3V direct supply; 10 mouthfuls, 19 mouthfuls, 27 mouthfuls, 49 mouthfuls, 74 mouthfuls, 99 mouthfuls ground connection of STM32 process chip.
Further, described IC-card controller is 51 micro controller systems.
Compared with prior art, the utility model adopts IC-card reading device and elevator floor to control the mode combined, make cannot use elevator without IC-card personnel, and the personnel holding IC-card can determine floor automatically when taking elevator, so not only avoid wasting elevator resources, improve the safety of Lou Nei resident family, and user can not push the wrong the situation of floor key; In addition because the process chip of this electric life controller adopts STM32 process chip, its have Operational Figure Of Merit high, be swift in response, and the advantage of low cost of manufacture.
Accompanying drawing explanation
Fig. 1 is electric functional block diagram of the present utility model;
Fig. 2 is the circuit diagram of IC-card driving circuit in the utility model;
Fig. 3 is the circuit diagram of early warning circuit in the utility model;
Fig. 4 is the circuit diagram of elevator controlling driving circuit in the utility model;
Fig. 5 is the circuit diagram of communicating circuit in the utility model;
Fig. 6 is the circuit diagram of electric life controller in the utility model.
Detailed description of the invention
The utility model is described in further detail below.
As shown in Figure 1, the utility model comprises reader device, IC-card driving circuit, IC-card controller, communicating circuit, electric life controller, elevator controlling driving circuit, early warning circuit and elevator push button, reader device is connected with IC-card controller by IC-card driving circuit, IC-card controller is connected with electric life controller by communicating circuit, and electric life controller is connected with early warning circuit and elevator push button respectively by elevator controlling driving circuit.
As shown in Figure 2, described IC-card driving circuit comprises IC Card Reader chip MFRC500, electric capacity C5 ~ C10, inductance L 1 ~ L2, resistance R4 ~ R5 and crystal oscillator X1,1 mouthful of IC Card Reader chip MFRC500 with one end of electric capacity C7, one end of electric capacity C8 and IC Card Reader chip MFRC500 32 mouthfuls be connected after ground connection, the other end of electric capacity C7 is connected with one end of electric capacity C8 by crystal oscillator X1; 5 mouthfuls of IC Card Reader chip MFRC500 are connected with one end of electric capacity C5 by inductance L 1, and 7 mouthfuls of IC Card Reader chip MFRC500 are connected with one end of electric capacity C6 by inductance L 2, and the other end of electric capacity C5 is connected rear ground connection with the other end of electric capacity C6; 30 mouthfuls of IC Card Reader chip MFRC500 are connected with one end of electric capacity C9 and one end of resistance R4, the other end ground connection of electric capacity C9, the other end of resistance R4 is connected with 29 mouthfuls of IC Card Reader chip MFRC500 and one end of resistance R5, the other end of resistance R5 is connected with one end of electric capacity C10, the other end ground connection of electric capacity C10; 7 mouthfuls, 12 mouthfuls 24 mouthfuls of IC Card Reader chip MFRC500 and 28 mouthfuls of ground connection; 6 mouthfuls, 22 mouthfuls, 23 mouthfuls, 25 mouthfuls and 26 mouthfuls of IC Card Reader chip MFRC500 meet power supply VCC.Adopt this connection mode can ensure the stability of system.
As shown in Figure 5, described communicating circuit comprises electric capacity C2 ~ C4, resistance R2 ~ R3, communication chip 3485, bi-directional voltage stabilizing pipe D1 ~ D2 and interface chip, the RE mouth of communication chip 3485 is connected with DE mouth, the VCC mouth of communication chip 3485 is connected with one end of 3V power supply and electric capacity C2, the other end ground connection of electric capacity C2; One end of the B mouth of communication chip 3485 and one end of electric capacity C3, resistance R2, one end of bi-directional voltage stabilizing pipe D1 and 3 mouthfuls of interface chip are connected, ground connection after the other end of electric capacity C3, the other end of resistance R2 are connected with the other end of bi-directional voltage stabilizing pipe D1; One end of the A mouth of communication chip 3485 and one end of electric capacity C4, resistance R3, one end of bi-directional voltage stabilizing pipe D2 and 4 mouthfuls of interface chip are connected, the other end of electric capacity C4 is connected with the GND mouth of communication chip 3485 and ground connection, the other end of resistance R3 is connected with 3V power supply, the other end ground connection of bi-directional voltage stabilizing pipe D2; 1 mouthful of interface chip connects 5V power supply, 2 mouthfuls of ground connection of interface chip.Adopt this connection mode can ensure the stability of system.
As shown in Figure 4, described elevator controlling driving circuit comprises network interface chip W5100, resistance R6 ~ R9, electric capacity C11 ~ C14, chemical capacitor C15, diode D2 ~ D3, inductance L 3 ~ L4 and crystal oscillator Y1, and 31 mouthfuls of network interface chip W5100 connect 3.3V power supply by resistance R6; 72 mouthfuls of network interface chip W5100 are connected with the negative pole of diode D3, and the positive pole of diode D3 is connected with the positive pole of diode D4, and the negative pole of diode D4 is connected with 73 mouthfuls of network interface chip W5100; 1 mouthful of network interface chip W5100 by resistance R7 and resistance R8 ground connection; 2 mouthfuls of network interface chip W5100 connect 3.3V power supply by inductance L 3; 12 mouthfuls, 18 mouthfuls of network interface chip W5100 and 44 mouthfuls connect 3.3V power supply; 7 mouthfuls of network interface chip W5100 are connected with one end of electric capacity C11, the other end of electric capacity C11 is connected rear ground connection with the negative pole of one end of electric capacity C12 and chemical capacitor C15, the other end of electric capacity C12 is connected with the positive pole of one end of inductance L 4, chemical capacitor C15,11 mouthfuls, 15 mouthfuls, 16 mouthfuls, 33 mouthfuls and 69 mouthfuls of network interface chip W5100, and the other end of inductance L 4 is connected with 74 mouthfuls of network interface chip W5100; 76 mouthfuls of network interface chip W5100 are connected with one end of one end of resistance R9, crystal oscillator Y1 and one end of electric capacity C13, the other end of electric capacity C13 is connected rear ground connection with one end of electric capacity C14, the other end of electric capacity C14 is connected with the other end of the other end of crystal oscillator Y1, resistance R9 and 75 mouthfuls of network interface chip W5100; 4 mouthfuls, 10 mouthfuls, 13 mouthfuls, 14 mouthfuls, 17 mouthfuls, 32 mouthfuls, 34 mouthfuls, 35 mouthfuls, 36 mouthfuls, 37 mouthfuls, 43 mouthfuls, 63 mouthfuls, 64 mouthfuls, 65 mouthfuls, 68 mouthfuls and 77 mouthfuls of ground connection of network interface chip W5100.Adopt this connection mode can ensure the stability of system.
As shown in Figure 3, described early warning circuit comprises resistance R1, chemical capacitor C1 and buzzer phone Q1, and one end of resistance R1 is connected with 1 mouthful of buzzer phone Q1,2 mouthfuls of ground connection of buzzer phone, 3 mouthfuls of buzzer phone are connected with the negative pole of chemical capacitor C1, and the positive pole of chemical capacitor C1 connects 5V power supply.
As shown in Figure 6, described elevator controlling implement body comprises 20 mouthfuls, 21 mouthfuls of STM32 process chip, resistance R0, inductance L 5, chemical capacitor C16 and electric capacity C17, STM32 process chip by resistance R0 ground connection; 22 mouthfuls of STM32 process chip are connected with one end of one end of electric capacity C17, inductance L 5 and the positive pole of chemical capacitor C16; The negative pole of chemical capacitor C16 is connected rear ground connection with the other end of electric capacity C17; Another termination 3V direct supply of inductance L 5; 11 mouthfuls, 28 mouthfuls, 50 mouthfuls, 75 mouthfuls, 100 mouthfuls of STM32 process chip connect 3V direct supply; 10 mouthfuls, 19 mouthfuls, 27 mouthfuls, 49 mouthfuls, 74 mouthfuls, 99 mouthfuls ground connection of STM32 process chip.
Further, described IC-card controller is 51 micro controller systems.
Working process: when the fixed-line subscriber holding IC-card takes elevator, IC card information is read by reader device, Card Reader information is imported into IC-card controller by IC-card driving circuit, IC-card controller identifies IC card information, read the floor information in IC-card, floor information is delivered in electric life controller by communicating circuit by IC-card controller, the elevator push button that electric life controller controls respective storey by elevator controlling driving circuit starts, now card user can enter elevator, without the need to any operation, elevator will rise to corresponding floor and stop; If IC-card controller is unidentified to IC card information, then unidentified information is delivered in electric life controller by communicating circuit by IC-card controller, the buzzer phone that electric life controller is controlled in early warning circuit by elevator controlling driving circuit is started working, the identification of pronunciation prompting card user IC-card is unsuccessful, can again swipe the card or check whether IC-card damages.
Claims (7)
1. an IC card type Elevator Intelligent Control System, it is characterized in that, comprise reader device, IC-card driving circuit, IC-card controller, communicating circuit, electric life controller, elevator controlling driving circuit, early warning circuit and elevator push button, reader device is connected with IC-card controller by IC-card driving circuit, IC-card controller is connected with electric life controller by communicating circuit, and electric life controller is connected with early warning circuit and elevator push button respectively by elevator controlling driving circuit.
2. IC card type Elevator Intelligent Control System according to claim 1, it is characterized in that, described IC-card driving circuit comprises IC Card Reader chip MFRC500, electric capacity C5 ~ C10, inductance L 1 ~ L2, resistance R4 ~ R5 and crystal oscillator X1,1 mouthful of IC Card Reader chip MFRC500 with one end of electric capacity C7, one end of electric capacity C8 and IC Card Reader chip MFRC500 32 mouthfuls be connected after ground connection, the other end of electric capacity C7 is connected with one end of electric capacity C8 by crystal oscillator X1; 5 mouthfuls of IC Card Reader chip MFRC500 are connected with one end of electric capacity C5 by inductance L 1, and 7 mouthfuls of IC Card Reader chip MFRC500 are connected with one end of electric capacity C6 by inductance L 2, and the other end of electric capacity C5 is connected rear ground connection with the other end of electric capacity C6; 30 mouthfuls of IC Card Reader chip MFRC500 are connected with one end of electric capacity C9 and one end of resistance R4, the other end ground connection of electric capacity C9, the other end of resistance R4 is connected with 29 mouthfuls of IC Card Reader chip MFRC500 and one end of resistance R5, the other end of resistance R5 is connected with one end of electric capacity C10, the other end ground connection of electric capacity C10; 7 mouthfuls, 12 mouthfuls 24 mouthfuls of IC Card Reader chip MFRC500 and 28 mouthfuls of ground connection; 6 mouthfuls, 22 mouthfuls, 23 mouthfuls, 25 mouthfuls and 26 mouthfuls of IC Card Reader chip MFRC500 meet power supply VCC.
3. IC card type Elevator Intelligent Control System according to claim 1, it is characterized in that, described communicating circuit comprises electric capacity C2 ~ C4, resistance R2 ~ R3, communication chip 3485, bi-directional voltage stabilizing pipe D1 ~ D2 and interface chip, the RE mouth of communication chip 3485 is connected with DE mouth, the VCC mouth of communication chip 3485 is connected with one end of 3V power supply and electric capacity C2, the other end ground connection of electric capacity C2; One end of the B mouth of communication chip 3485 and one end of electric capacity C3, resistance R2, one end of bi-directional voltage stabilizing pipe D1 and 3 mouthfuls of interface chip are connected, ground connection after the other end of electric capacity C3, the other end of resistance R2 are connected with the other end of bi-directional voltage stabilizing pipe D1; One end of the A mouth of communication chip 3485 and one end of electric capacity C4, resistance R3, one end of bi-directional voltage stabilizing pipe D2 and 4 mouthfuls of interface chip are connected, the other end of electric capacity C4 is connected with the GND mouth of communication chip 3485 and ground connection, the other end of resistance R3 is connected with 3V power supply, the other end ground connection of bi-directional voltage stabilizing pipe D2; 1 mouthful of interface chip connects 5V power supply, 2 mouthfuls of ground connection of interface chip.
4. IC card type Elevator Intelligent Control System according to claim 1, it is characterized in that, described elevator controlling driving circuit comprises network interface chip W5100, resistance R6 ~ R9, electric capacity C11 ~ C14, chemical capacitor C15, diode D2 ~ D3, inductance L 3 ~ L4 and crystal oscillator Y1, and 31 mouthfuls of network interface chip W5100 connect 3.3V power supply by resistance R6; 72 mouthfuls of network interface chip W5100 are connected with the negative pole of diode D3, and the positive pole of diode D3 is connected with the positive pole of diode D4, and the negative pole of diode D4 is connected with 73 mouthfuls of network interface chip W5100; 1 mouthful of network interface chip W5100 by resistance R7 and resistance R8 ground connection; 2 mouthfuls of network interface chip W5100 connect 3.3V power supply by inductance L 3; 12 mouthfuls, 18 mouthfuls of network interface chip W5100 and 44 mouthfuls connect 3.3V power supply; 7 mouthfuls of network interface chip W5100 are connected with one end of electric capacity C11, the other end of electric capacity C11 is connected rear ground connection with the negative pole of one end of electric capacity C12 and chemical capacitor C15, the other end of electric capacity C12 is connected with the positive pole of one end of inductance L 4, chemical capacitor C15,11 mouthfuls, 15 mouthfuls, 16 mouthfuls, 33 mouthfuls and 69 mouthfuls of network interface chip W5100, and the other end of inductance L 4 is connected with 74 mouthfuls of network interface chip W5100; 76 mouthfuls of network interface chip W5100 are connected with one end of one end of resistance R9, crystal oscillator Y1 and one end of electric capacity C13, the other end of electric capacity C13 is connected rear ground connection with one end of electric capacity C14, the other end of electric capacity C14 is connected with the other end of the other end of crystal oscillator Y1, resistance R9 and 75 mouthfuls of network interface chip W5100; 4 mouthfuls, 10 mouthfuls, 13 mouthfuls, 14 mouthfuls, 17 mouthfuls, 32 mouthfuls, 34 mouthfuls, 35 mouthfuls, 36 mouthfuls, 37 mouthfuls, 43 mouthfuls, 63 mouthfuls, 64 mouthfuls, 65 mouthfuls, 68 mouthfuls and 77 mouthfuls of ground connection of network interface chip W5100.
5. IC card type Elevator Intelligent Control System according to claim 1, it is characterized in that, described early warning circuit comprises resistance R1, chemical capacitor C1 and buzzer phone Q1, one end of resistance R1 is connected with 1 mouthful of buzzer phone Q1,2 mouthfuls of ground connection of buzzer phone, 3 mouthfuls of buzzer phone are connected with the negative pole of chemical capacitor C1, and the positive pole of chemical capacitor C1 connects 5V power supply.
6. IC card type Elevator Intelligent Control System according to claim 1, it is characterized in that, described elevator controlling implement body comprises 20 mouthfuls, 21 mouthfuls of STM32 process chip, resistance R0, inductance L 5, chemical capacitor C16 and electric capacity C17, STM32 process chip by resistance R0 ground connection; 22 mouthfuls of STM32 process chip are connected with one end of one end of electric capacity C17, inductance L 5 and the positive pole of chemical capacitor C16; The negative pole of chemical capacitor C16 is connected rear ground connection with the other end of electric capacity C17; Another termination 3V direct supply of inductance L 5; 11 mouthfuls, 28 mouthfuls, 50 mouthfuls, 75 mouthfuls, 100 mouthfuls of STM32 process chip connect 3V direct supply; 10 mouthfuls, 19 mouthfuls, 27 mouthfuls, 49 mouthfuls, 74 mouthfuls, 99 mouthfuls ground connection of STM32 process chip.
7. IC card type Elevator Intelligent Control System according to claim 1, is characterized in that, described IC-card controller is 51 micro controller systems.
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CN201520648077.XU CN204897059U (en) | 2015-08-25 | 2015-08-25 | IC -card formula elevator intelligence control system |
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Cited By (1)
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CN105173934A (en) * | 2015-08-25 | 2015-12-23 | 江苏建筑职业技术学院 | IC card type elevator intelligent control system |
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CN105173934A (en) * | 2015-08-25 | 2015-12-23 | 江苏建筑职业技术学院 | IC card type elevator intelligent control system |
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