CN201937525U - Communication preset batch starting/stopping control device of motor - Google Patents

Abstract

The utility model relates to a communication preset batch starting/stopping control device of a motor, mainly comprising a CPUATmega88, an ADM2483 transceiver, a PS2701 six-path switching value optical-isolating input and a module MC1413, wherein the connection relation is as follows: the ADM2483 transceiver and the PS2701 six-path switching value optical-isolating input are connected with the CPUATmega88; the module MC1413 is connected with the CPUATmega88; and six paths of relays are connected with the module MC1413. Due to the adoption of two paths of field bus communication interfaces and modular slot type installation design, a user is convenient to replace field bus protocols with different standards, the device can carry out data exchange with two main stations simultaneously. In the technology, bus modules with different protocols can be selected or replaced according to different application occasions, and the defect that different systems can not be interconnected is broken through. The advance software technology implements communication preset batch starting/stopping by a network communication control mode, the centralized control of the user to the motor is realized, and the production efficiency is beneficial to being improved. In the communication preset batch starting/stopping control device, the structure is small and compact, the interference resistance is strong, and the performance is reliable.

Description

Default batch initiation/the shutoff control unit that divides of a kind of communication of motor

Technical field

The utility model relates to a kind of default batch initiation/shutoff control unit that divides of communication of motor.

Background technology

Motor is the equipment that electric energy is converted to mechanical energy.In machinery, metallurgy, oil, coal, chemistry, aviation, traffic, agricultural and other various industry, motor is being widely used.Along with industrial automatization improves constantly, need to adopt the element of various control motors as automated system, in the automatic control system of artificial satellite, motor also is indispensable.In addition, in national defence, culture and education, medical treatment and daily life (in the modern household electrical appliances industry), motor also should use more and more widely.As seen motor is omnipresent, and you are nearly all exchanged by AC(in mechanical movement seen all around in the room) or the DC(direct current) the motor generation.

Because motor is numerous and dispersion, and some load can be stopped using festivals or holidays, its energy consumption accounts for about 50% of whole building, be the big power consumer, phenomenons such as untimely or omission may appear by Artificial Control, for realizing energy optimization management and control, satisfy the requirement of energy saving of system, provide under a safety, the prerequisite efficient, comfortable, architectural environment easily to people in assurance, this device can be controlled automatically, cut off some unnecessary motor in life, the production, to reach energy-conservation purpose.

Summary of the invention

Defective at existing motor existence, the utility model provides a kind of highly versatile, can realize the default default batch initiation/shutoff control unit that divides of communication that divides batch initiation/parking, decentralized control, good reliability, safety, the simple a kind of motor of wiring of communication.

Solving the problems of the technologies described above the concrete technical measures of being taked is: the default batch initiation/shutoff control unit that divides of a kind of communication of motor, it is characterized in that: this device main devices is by CPU ATmega88, the ADM2483 transceiver, PS2701 six way switch amount light are formed every input and module MC1413, its circuit connecting relation is: the 3 pin output of the bus end 16 pin VDD2 link block MC7805 of ADM2483 transceiver+5V power supply, the 3 pin output VCC power supply of the logical end power supply 1 pin VDD1 of ADM2483 transceiver and Power Supply Monitoring pin 7 pin PV link block MC7805,3 pin RXD of ADM2483 transceiver are connected on the 30 pin RXD of CPU ATmega88,6 pin TXD of ADM2483 transceiver are connected on the 31 pin TXD of CPU ATmega88,4 pin RE of ADM2483 transceiver and 5 pin DE are connected on the 11 pin PD7 of CPU ATmega88, resistance R 7 is connected between the 12 pin A of 16 pin VDD2 of ADM2483 transceiver and ADM2483 transceiver, the 15 pin GND2 that resistance R 8 is connected on the ADM2483 transceiver connect between the 13 pin B of 9 pin GND2 of ADM2483 transceiver and ADM2483 transceiver, bidirectional diode D7 be connected on the ADM2483 transceiver 12 pin A and+5G between, bidirectional diode D8 be connected on the ADM2483 transceiver 13 pin B and+5G between, the BK1 of ADM2483 transceiver meets 12 pin A of ADM2483 transceiver, the KB2 of ADM2483 transceiver meets 13 pin B of ADM2483 transceiver.No. six relays control output, control loop adopts the PA1a-5V relay, its public termination 5V high level, the control level signal output part connection module MC1413 signal input part of 6 IO pin PB0 of CPU ATmega88, PB1, PB2, PB3, PB4, PB5, module MC1413 signal output part is succeeded the control end of electrical equipment.Six way switch amount light are every input, connect 1 pin of PS2701 six way switch amount light behind the external signal terminal process 1K resistance every input, PS2701 six way switch amount light connect+5G every 2 pin of input, PS2701 six way switch amount light meet GND every 3 pin of input, and 6 PS2701 six way switch amount light are connected on respectively on 6 the IO pin PC0, PC1, PC2, PC3, PC4, PC5 of CPU ATmega88 every 4 pin of input.

The beneficial effects of the utility model: this device adopts two-way field bus communication interface, adopts modular card slot type installation and design, makes things convenient for the user directly to change the field bus protocol of different standards, and can carry out exchanges data simultaneously with two main websites.The bus module of different agreement can be selected or change to this technology according to different application scenarios.Break different system and can not carry out interconnected drawback.Advanced software engineering is carried out communication by the network communication control mode and is presetted branch batch initiation/parking, realizes that the user is to motor centralization control, effectively in enhancing productivity.The structure compact, anti-interference strong, dependable performance.

Description of drawings

Fig. 1 is a structured flowchart of the present utility model;

Fig. 2 is a control flow chart of the present utility model;

Fig. 3 is a circuit diagram of the present utility model.

Embodiment

Be described with reference to the accompanying drawings structure of the present utility model.

Default batch initiation/the shutoff control unit that divides of a kind of communication of motor, structured flowchart as shown in Figure 1, the two-way communication interface is realized the remote switch of data; Timing control module is used for the order that Communications Processor Module receives is loaded into time block, when satisfying time conditions, produces control signal and controls; Six way switch amount light are convenient to the run signal and the fault-signal of system monitoring switch every input; No. six relays control output is used for the control signal of microcomputer output is amplified, and directly drives the A.C. contactor of on-the-spot motor main circuit, plays an on-off action, satisfies the startup/parking control to the multi-channel electric machine.

The circuit connecting relation of the relay control of this device, remote signalling sampling and RS485 communication interface is seen Fig. 3.The ADM2483 transceiver is the increase type RS485 transceiver that band is isolated, and maximum transmission rate can reach 500Kbps.The compatible 3V/5V working power of logical end, bus end 5V power supply.The bus end 16 pin VDD2 of ADM2483 transceiver are provided+the 5V power supply by the 3 pin outputs of module MC7805, the VCC power supply that the logical end power supply 1 pin VDD1 of ADM2483 transceiver and Power Supply Monitoring pin 7 pin PV are provided by the 3 pin outputs of module MC7805.The 31 pin TXD that the 30 pin RXD that 3 pin RXD of ADM2483 transceiver are connected on CPU ATmega88 go up, 6 pin TXD of ADM2483 transceiver are connected on CPU ATmega88 go up, on 4 pin RE of ADM2483 transceiver and the 11 pin PD7 that 5 pin DE are connected on CPUATmega88, controlled by CPUATmega88.The 16 pin VDD2 that resistance R 7 is connected on the ADM2483 transceiver connect+12 pin A of 5V and ADM2483 transceiver between, the resistance R 89 pin GND2 that are connected on 15 pin GND2 ADM2483 transceivers of ADM2483 transceiver connect+all be pull-up resistor between the 13 pin B of 5G and ADM2483 transceiver, operating voltage is provided.Bidirectional diode D7 be connected on the ADM2483 transceiver 12 pin A and+5G between, bidirectional diode D8 be connected on the ADM2483 transceiver 13 pin B and+all be the overvoltage protection of communication terminal between the 5G.The 13 pin B that 12 pin A, the KB2 that BK1 connects the ADM2483 transceiver connects the ADM2483 transceiver are the overcurrent protections of communication terminal.No. six relays control output, control loop adopts the PA1a-5V relay, its common port connects the 5V high level, the control level signal output part connection module MC1413 signal input part of 6 IO pin PB0 of CPU ATmega88, PB1, PB2, PB3, PB4, PB5, module MC1413 signal input part meets 6 7.5K resistance R 1, R2, R3, R4, R5, R6, these six resistance other end ground connection, it is pull down resistor, make this point keep low level, module MC1413 signal output part is succeeded the control end of electrical equipment.Diode 4148 negative terminals are succeeded the common port of electrical equipment, and diode 4148 anodes are succeeded the electrical equipment control end, and it mainly acts on is for this electromotive force provides a path of releasing, and have protected switch and other components and parts to be unlikely to damage.When the relay control end be+during 5V, relay closes.Six way switch amount light are every input, connect 1 pin of PS2701 six way switch amount light behind the external signal terminal process 1K electric resistance partial pressure every input, PS2701 six way switch amount light connect+5G every 2 pin of input, PS2701 six way switch amount light meet GND every 3 pin of input, 6 PS2701 six way switch amount light are connected on 6 IO pin PC0 of CPU ATmega88 respectively every 4 pin of input, PC1, PC2, PC3, PC4, on the PC5, gather external signal, by way of 6 1K resistance R 8, R9, R10, R11, R12, R13, R14,6 another termination of 1K resistance VCC are pull-up resistor, make this point keep high level, PS2701 six way switch amount light connect 6 1K resistance R 15 every 1 pin of input, R16, R17, R18, R19, R20 plays metering function.

The workflow of this device is to be undertaken by Fig. 2 flow chart.Beginning earlier sends order with communication and is written into timing control module, is example with Modbus RTU, and its order sends form " byte length+preservation data of the word length+preservation data of the initial address+preservation data of this unit address+10 yard+write register ".The address of first via relay is 0x0001, the address of No. the second relay is 0x0002, and the address of Third Road relay is 0x0003, and the address of the No. four relay is 0x0004, the address of the No. five relay is 0x0005, and the address of the No. six relay is 0x0006.By the RS-485 communication interface, send timing data and control data and install to this, timing data and control data are corresponding one by one, all be sent completely and just enter next link, if can not successfully send, just get back to the previous command, resend data.After data send and to finish, begin to wait for, when certain specific time and control command satisfy condition, carry out control command, the startup of control motor/stop.When mistake appearred in control command, order stopped.

Claims (1)

1. the communication of a motor is preset and is divided batch initiation/shutoff control unit, it is characterized in that: this device main devices is by CPU ATmega88, the ADM2483 transceiver, PS2701 six way switch amount light are formed every input and module MC1413, its circuit connecting relation is: the 3 pin output of the bus end 16 pin VDD2 link block MC7805 of ADM2483 transceiver+5V power supply, the 3 pin output VCC power supply of the logical end power supply 1 pin VDD1 of ADM2483 transceiver and Power Supply Monitoring pin 7 pin PV link block MC7805,3 pin RXD of ADM2483 transceiver are connected on the 30 pin RXD of CPU ATmega88,6 pin TXD of ADM2483 transceiver are connected on the 31 pin TXD of CPU ATmega88,4 pin RE of ADM2483 transceiver and 5 pin DE are connected on the 11 pin PD7 of CPU ATmega88, resistance R 7 is connected between the 12 pin A of 16 pin VDD2 of ADM2483 transceiver and ADM2483 transceiver, the 15 pin GND2 that resistance R 8 is connected on the ADM2483 transceiver connect between the 13 pin B of 9 pin GND2 of ADM2483 transceiver and ADM2483 transceiver, bidirectional diode D7 be connected on the ADM2483 transceiver 12 pin A and+5G between, bidirectional diode D8 be connected on the ADM2483 transceiver 13 pin B and+5G between, the BK1 of ADM2483 transceiver meets 12 pin A of ADM2483 transceiver, the KB2 of ADM2483 transceiver meets 13 pin B of ADM2483 transceiver; No. 6 relays control output, control loop adopts the PA1a-5V relay, its public termination 5V high level, the control level signal output part connection module MC1413 signal input part of 6 IO pin PB0 of CPU ATmega88, PB1, PB2, PB3, PB4, PB5, module MC1413 signal output part is succeeded the control end of electrical equipment; Six way switch amount light are every input, connect 1 pin of PS2701 six way switch amount light behind the external signal terminal process 1K resistance every input, PS2701 six way switch amount light connect+5G every 2 pin of input, 3 pin of PS2701 meet GND, and 6 PS2701 six way switch amount light are connected on respectively on 6 the IO pin PC0, PC1, PC2, PC3, PC4, PC5 of CPU ATmega88 every 4 pin of input.

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