COP signal system based on wireless communication mode

Abstract

The utility model discloses a COP signal system based on a wireless communication mode, which comprises a car roof signal transmission self-adaptive device, a machine room signal transmission self-adaptive device and a plurality of car control units, and the car roof signal transmission self-adaptive device is in wireless connection with the machine room signal transmission self-adaptive device. The machine room signal transmission self-adaption device is electrically connected with the lift car control unit, the COP internal freedom degree is improved, free matching can be carried out in an independent module mode, and wire harnesses do not need to be customized; automatic local area networking is achieved, and a one-master multi-slave network architecture can be formed without an independent router; the equipment maintenance cost is reduced, the complexity inside the COP is reduced, and the thickness of the COP can be further reduced; the stability of equipment is improved, and the electromagnetic interference of external extension wires is reduced; the multiple COPs work cooperatively, so that the complexity of the multi-COP lift car is reduced; the intelligent degree of the equipment is improved, the current condition of the equipment can be remotely detected in real time, the state of the equipment can be autonomously reported, and the maintenance difficulty is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of elevator signal system interaction, in particular to a COP signal system based on a wireless communication mode. Background Art

[0002] Traditional elevator COPs (Control Panels or COPs) primarily utilize wired communication. Internally, each functional module is connected via a wiring harness, primarily using RS485, CAN, or UART. This complex and cumbersome wiring often results in low communication rates between modules, a single communication method, and poor scalability.

[0003] In summary, a COP signal system based on wireless communication mode is designed. Utility Model Content

[0004] In order to overcome the above-mentioned deficiencies, the present utility model provides a COP signal system based on a wireless communication mode.

[0005] The utility model achieves the above-mentioned purpose through the following technical solutions:

[0006] A COP signal system based on a wireless communication mode includes a car top signal transmission adaptive device, a machine room signal transmission adaptive device and several car control units, wherein the car top signal transmission adaptive device is wirelessly connected to the machine room signal transmission adaptive device, and the machine room signal transmission adaptive device is electrically connected to the car control unit;

[0007] The car top signal transmission adaptive device includes a first wireless transceiver, a switch and an emergency power supply. The car top signal transmission adaptive device is wirelessly connected to the machine room signal transmission adaptive device through the first wireless transceiver. The car top signal transmission adaptive device is electrically connected to each car control unit through the switch. The emergency power supply is electrically connected to the emergency intercom device in each car control unit.

[0008] Preferably, the emergency power supply includes a power supply circuit, which includes an integrated circuit, a first capacitor, a second capacitor, a third capacitor, a fourth capacitor, a first diode, a second diode, a third diode, a fourth diode, a fifth diode, a voltage-stabilizing diode, a transistor, a transformer, a first resistor, a second resistor, a third resistor, a fourth resistor, a fifth resistor and a sixth resistor. The model of the integrated circuit is MC1723, the fourth end of the integrated circuit is grounded through the second resistor and the second capacitor, the third end of the integrated circuit is grounded through the second capacitor, the seventh end of the integrated circuit and the eighth end of the integrated circuit are both electrically connected to the cathode of the voltage-stabilizing diode, the sixth end of the integrated circuit is electrically connected to the base of the transistor, the collector of the transistor is electrically connected to the positive pole of the H-bridge circuit composed of the first diode, the second diode, the third diode and the fourth diode, the negative pole of the H-bridge circuit composed of the first diode, the second diode, the third diode and the fourth diode is grounded, the transformer is provided with one primary side and two secondary sides, and the two ends of one of the secondary sides of the transformer are connected to the H-bridge circuit The two input ends are electrically connected respectively, the other secondary side of the transformer is connected in parallel with the series circuit consisting of a fifth diode and a first capacitor, the cathode of the fifth diode is electrically connected to the seventh end of the integrated circuit through the first resistor, the seventh end of the integrated circuit is electrically connected to the tenth end of the integrated circuit through the voltage regulator diode and the third resistor, the first end of the integrated circuit is electrically connected to the emitter of the transistor through the fourth resistor, the first end of the integrated circuit is grounded through the fifth resistor and the sixth resistor, the fourth capacitor is connected in parallel with the series circuit consisting of the fifth resistor and the sixth resistor, the ninth end of the integrated circuit is electrically connected to the second end of the integrated circuit through the third capacitor, and the second end of the integrated circuit is electrically connected to the fifth resistor and the sixth resistor respectively. In the power supply circuit, the output voltage is achieved by controlling the on and off of the transistor. At the same time, the feedback circuit mainly composed of the voltage regulator diode collects the input voltage of the power supply circuit to stabilize the output voltage of the power supply circuit. When the voltage fluctuates in the elevator, the output voltage of the power supply circuit will not be unstable, which will cause unstable operation of the internal signal system of the elevator.

[0009] Preferably, the machine room signal transmission adaptive device includes a second wireless transceiver, a wired communication interface and a remote monitoring interface. The second wireless transceiver is wirelessly connected to the first wireless transceiver, and the machine room signal transmission adaptive device communicates with the elevator car top wireless signal. The machine room signal transmission adaptive device is electrically connected to the machine room control cabinet through the wired communication interface, and the machine room signal transmission adaptive device is electrically connected to the monitoring room control unit through the remote monitoring interface to exchange data with the monitoring room control unit, allowing the system administrator to remotely monitor and manage the system status.

[0010] Preferably, the car control unit includes a communication command board and a COP functional module. The communication command board is wirelessly connected to the switch, and the communication command board is electrically connected to the COP functional module. The communication command board serves as the signal communication center in the car, collects wireless data from each functional module in the car, and then communicates with the switch / car top wireless transceiver through a network cable after unified processing.

[0011] Preferably, the COP functional module includes a COP display, a voice recognition mainboard, a touch screen mainboard, an IC card mainboard, a button control board, a face recognition mainboard and an emergency intercom device. The communication command board is wirelessly connected to the COP display, the voice recognition mainboard, the touch screen mainboard, the IC card mainboard, the button control board, the face recognition mainboard and the emergency intercom device. All modules integrate wireless transceiver circuits and communicate independently with the communication command board according to the assigned address.

[0012] The beneficial effects of the present invention are as follows: in the COP signal system based on the wireless communication mode, the internal freedom of the COP is improved, and it can be freely matched in the form of independent modules without the need for customized wiring harnesses; automatic local area networking can form a one-master and multiple-slave network architecture without a separate router; the equipment maintenance cost is reduced, the complexity of the COP is reduced, and the thickness of the COP can be further reduced; the stability of the equipment is improved, and the electromagnetic interference of the external extension wire is reduced; multiple COPs work together, reducing the complexity of the multi-COP cabin; the intelligence level of the equipment is improved, the current status of the equipment can be detected remotely and in real time, and the equipment status can be reported independently, which reduces the difficulty of maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The present invention will be described by way of examples with reference to the accompanying drawings, in which:

[0014] Figure 1 It is a system structure diagram of the utility model;

[0015] Figure 2 It is a circuit principle diagram of the power supply circuit of the utility model. DETAILED DESCRIPTION

[0016] The present invention will now be described in further detail with reference to the accompanying drawings, which are simplified schematic diagrams that illustrate the basic structure of the present invention in a schematic manner.

[0017] like Figure 1 and Figure 2The COP signaling system, based on wireless communication, includes a car-top signal transmission adaptive device, a machine room signal transmission adaptive device, and several car control units. The car-top signal transmission adaptive device is wirelessly connected to the machine room signal transmission adaptive device, which is electrically connected to the car control units. The car-top signal transmission adaptive device includes a first wireless transceiver, a switch, and an emergency power supply. The car-top signal transmission adaptive device is wirelessly connected to the machine room signal transmission adaptive device via the first wireless transceiver, and is electrically connected to each car control unit via the switch. The emergency power supply is electrically connected to the emergency intercom device in each car control unit.

[0018] The COP signal system based on the wireless communication mode has the following steps: networking and pairing of internal devices in the COP; automatic analysis of external modules and automatic ID assignment by the communication command board based on the access device; adaptive communication rate and protocol based on access of different functional modules; autonomous docking and allocation nodes between multiple COPs, and communication with the main computer in the computer room through switches / twisted pairs or wireless.

[0019] Specifically, the emergency power supply includes a power supply circuit, which includes an integrated circuit U1, a first capacitor C1, a second capacitor C2, a third capacitor C3, a fourth capacitor C4, a first diode D1, a second diode D2, a third diode D3, a fourth diode D4, a fifth diode D5, a voltage regulator diode VD1, a transistor Q1, a transformer T1, a first resistor R1, a second resistor R2, a third resistor R3, a fourth resistor R4, a fifth resistor R5 and a sixth resistor R6. The model of the integrated circuit U1 is MC1723, and the fourth terminal of the integrated circuit U1 is grounded through the second resistor R2 and the second capacitor C2. The third terminal of the integrated circuit U1 is grounded through the second capacitor C2, the seventh terminal of the integrated circuit U1 and the eighth terminal of the integrated circuit U1 are both electrically connected to the cathode of the voltage stabilizing diode VD1, the sixth terminal of the integrated circuit U1 is electrically connected to the base of the transistor Q1, the collector of the transistor Q1 is electrically connected to the positive electrode of the H-bridge circuit composed of the first diode D1, the second diode D2, the third diode D3 and the fourth diode D4, the negative electrode of the H-bridge circuit composed of the first diode D1, the second diode D2, the third diode D3 and the fourth diode D4 is grounded, the transformer T1 has one primary side and two secondary sides, and the other The two ends of the secondary side of the middle circuit are electrically connected to the two input ends of the H-bridge circuit respectively. The other secondary side of the transformer T1 is connected in parallel with a series circuit consisting of a fifth diode D5 and a first capacitor C1. The cathode of the fifth diode D5 is electrically connected to the seventh terminal of the integrated circuit U1 through the first resistor R1. The seventh terminal of the integrated circuit U1 is electrically connected to the tenth terminal of the integrated circuit U1 through the voltage regulator diode VD1 and the third resistor R3. The first end of the integrated circuit U1 is electrically connected to the emitter of the transistor Q1 through the fourth resistor R4. The first end of the integrated circuit U1 is grounded through the fifth resistor R5 and the sixth resistor R6. The fourth capacitor C4 is electrically connected to the fifth resistor VD1 and the sixth resistor R6. A series circuit consisting of a fifth resistor R5 and a sixth resistor R6 is connected in parallel, a ninth terminal of the integrated circuit U1 is electrically connected to the second terminal of the integrated circuit U1 through a third capacitor C3, and the second terminal of the integrated circuit U1 is electrically connected to the fifth resistor R5 and the sixth resistor R6, respectively. In the power supply circuit, the output voltage is achieved by controlling the on / off of the transistor Q1. At the same time, a feedback circuit mainly composed of a voltage-stabilizing diode VD1 collects the input voltage of the power supply circuit to stabilize the output voltage of the power supply circuit. When the voltage fluctuates in the elevator, the output voltage of the power supply circuit will not be unstable, which will cause unstable operation of the internal signal system of the elevator.

[0020] Specifically, the machine room signal transmission adaptive device includes a second wireless transceiver, a wired communication interface and a remote monitoring interface. The second wireless transceiver is wirelessly connected to the first wireless transceiver, and the machine room signal transmission adaptive device communicates with the elevator car top wireless signal. The machine room signal transmission adaptive device is electrically connected to the machine room control cabinet through the wired communication interface, and the machine room signal transmission adaptive device is electrically connected to the monitoring room control unit through the remote monitoring interface to exchange data with the monitoring room control unit, allowing the system administrator to remotely monitor and manage the system status.

[0021] Specifically, the car control unit includes a communication command board and a COP functional module. The communication command board is wirelessly connected to the switch and electrically connected to the COP functional module. The communication command board serves as the signal communication hub in the car. It collects wireless data from each functional module in the car and processes it uniformly before communicating with the switch / car top wireless transceiver through a network cable.

[0022] Specifically, the COP functional module includes a COP display, a voice recognition mainboard, a touch screen mainboard, an IC card mainboard, a button control board, a face recognition mainboard and an emergency intercom device. The communication command board is wirelessly connected to the COP display, the voice recognition mainboard, the touch screen mainboard, the IC card mainboard, the button control board, the face recognition mainboard and the emergency intercom device. All modules integrate wireless transceiver circuits and communicate independently with the communication command board according to the assigned address.

[0023] The above description is based on the present invention. Based on the above description, relevant personnel can make various changes and modifications without departing from the technical concept of this utility model. The technical scope of this utility model is not limited to the content of the specification. Its technical scope must be determined according to the scope of the claims.

Claims

1. A COP signal system based on wireless communication mode, characterized by: It includes a car top signal transmission adaptive device, a machine room signal transmission adaptive device and several car control units, the car top signal transmission adaptive device is wirelessly connected to the machine room signal transmission adaptive device, and the machine room signal transmission adaptive device is electrically connected to the car control unit; The car top signal transmission adaptive device includes a first wireless transceiver, a switch and an emergency power supply. The car top signal transmission adaptive device is wirelessly connected to the machine room signal transmission adaptive device through the first wireless transceiver. The car top signal transmission adaptive device is electrically connected to each car control unit through the switch. The emergency power supply is electrically connected to the emergency intercom device in each car control unit.

2. The COP signal system based on wireless communication mode according to claim 1, characterized in that: The emergency power supply includes a power supply circuit, which includes an integrated circuit, a first capacitor, a second capacitor, a third capacitor, a fourth capacitor, a first diode, a second diode, a third diode, a fourth diode, a fifth diode, a voltage-stabilizing diode, a transistor, a transformer, a first resistor, a second resistor, a third resistor, a fourth resistor, a fifth resistor and a sixth resistor. The model of the integrated circuit is MC1723. The fourth end of the integrated circuit is grounded through the second resistor and the second capacitor, the third end of the integrated circuit is grounded through the second capacitor, the seventh end of the integrated circuit and the eighth end of the integrated circuit are both electrically connected to the cathode of the voltage-stabilizing diode, the sixth end of the integrated circuit is electrically connected to the base of the transistor, the collector of the transistor is electrically connected to the positive electrode of the H-bridge circuit composed of the first diode, the second diode, the third diode and the fourth diode, the first diode, the second diode, the third The cathode of the H-bridge circuit formed by the diode and the fourth diode is grounded. The transformer has one primary side and two secondary sides. The two ends of one of the secondary sides of the transformer are electrically connected to the two input ends of the H-bridge circuit, respectively. The other secondary side of the transformer is connected in parallel to a series circuit formed by a fifth diode and a first capacitor. The cathode of the fifth diode is electrically connected to the seventh end of the integrated circuit via the first resistor. The seventh end of the integrated circuit is electrically connected to the tenth end of the integrated circuit via the Zener diode and the third resistor. The first end of the integrated circuit is electrically connected to the emitter of the transistor via the fourth resistor. The first end of the integrated circuit is grounded via the fifth and sixth resistors. The fourth capacitor is connected in parallel to the series circuit formed by the fifth and sixth resistors. The ninth end of the integrated circuit is electrically connected to the second end of the integrated circuit via the third capacitor. The second end of the integrated circuit is electrically connected to the fifth and sixth resistors, respectively.

3. The COP signal system based on wireless communication mode according to claim 1, characterized in that: The computer room signal transmission adaptive device includes a second wireless transceiver, a wired communication interface and a remote monitoring interface. The second wireless transceiver is wirelessly connected to the first wireless transceiver. The computer room signal transmission adaptive device is electrically connected to the computer room control cabinet through the wired communication interface. The computer room signal transmission adaptive device is electrically connected to the monitoring room control unit through the remote monitoring interface.

4. The COP signal system based on wireless communication mode according to claim 1, characterized in that: The car control unit includes a communication command board and a COP function module. The communication command board is wirelessly connected to the switch, and the communication command board is electrically connected to the COP function module.

5. The COP signal system based on wireless communication mode according to claim 4, characterized in that: The COP functional module includes a COP display, a voice recognition mainboard, a touch screen mainboard, an IC card mainboard, a button control board, a face recognition mainboard and an emergency intercom device, and the communication command board is wirelessly connected to the COP display, the voice recognition mainboard, the touch screen mainboard, the IC card mainboard, the button control board, the face recognition mainboard and the emergency intercom device.

Images