CN210466066U

CN210466066U - Motor use state acquisition control circuit and controller

Info

Publication number: CN210466066U
Application number: CN201921101657.1U
Authority: CN
Inventors: 吴天昊; 蔡正欣
Original assignee: Suzhou Jeteazy Automation Technology Co ltd
Current assignee: Suzhou Jeteazy Automation Technology Co ltd
Priority date: 2019-07-15
Filing date: 2019-07-15
Publication date: 2020-05-05
Anticipated expiration: 2029-07-15

Abstract

The utility model relates to a motor in service condition acquisition control circuit, including power supply circuit, singlechip, input isolation opto-coupler circuit, output conversion circuit and RS232 communication interface, singlechip, input isolation opto-coupler circuit and output isolation opto-coupler circuit all are connected with power supply circuit, and input isolation opto-coupler circuit, output isolation opto-coupler circuit and RS232 communication interface all are connected with the singlechip, output isolation opto-coupler circuit with output conversion circuit is connected. The utility model discloses by the singlechip as control, through the external signal input, turn into digital signal, control external motor corotation or reversal, record motor use number of times and time, predict life, the data of record are deposited in the singlechip, the outage is shut down and also can not lose data, give PC or external control ware with data transmission through RS232 communication interface, can predetermine motor use number of times and term, reach the default warning suggestion, the automatic prejudgement in advance.

Description

Motor use state acquisition control circuit and controller

Technical Field

The utility model relates to a motor in service condition acquisition control circuit and controller.

Background

The existing motor cannot be monitored in real time during operation, the motor breaks down during operation, when the fault is found, the motor may have a great fault, the fault repair is carried out again, a large amount of manpower and material resources are consumed, the maintenance cost is high, the working process is influenced, the working period is prolonged, and the motor can be directly damaged and cannot be repaired to cause great economic loss.

SUMMERY OF THE UTILITY MODEL

The utility model overcomes prior art's is not enough, provides a simple structure's motor in service condition acquisition control circuit and controller.

In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a motor in service condition gathers control circuit, includes power supply circuit, singlechip, input isolation opto-coupler circuit, output conversion circuit and RS232 communication interface, singlechip, input isolation opto-coupler circuit and output isolation opto-coupler circuit all with power supply circuit is connected, input isolation opto-coupler circuit, output isolation opto-coupler circuit and RS232 communication interface all with the singlechip is connected, output isolation opto-coupler circuit with output conversion circuit is connected.

The utility model discloses a preferred embodiment, motor in-service condition gathers control circuit further includes the optical coupling circuit is kept apart in input includes photocoupler IC1, photocoupler IC3, resistance R1, resistance R2, resistance R3 and resistance R5, 2 pins, 4 pins of photocoupler IC1 respectively with resistance R1's one end, resistance R2's one end are connected, 2 pins, 4 pins of photocoupler IC2 respectively with resistance R5's one end, resistance R3's one end are connected, resistance R2's one end, resistance R3's one end all with the singlechip is connected.

The utility model discloses a preferred embodiment, motor in-service condition acquisition control circuit further includes output isolation opto-coupler circuit includes opto-coupler IC2, opto-coupler IC4, resistance R4, resistance R7, and the 2 pins of opto-coupler IC2, opto-coupler IC4 all with the singlechip is connected, 3 pins of opto-coupler IC2, 3 pins of opto-coupler IC4 with output conversion circuit is connected.

In a preferred embodiment of the present invention, the motor usage status acquisition control circuit further comprises an alarm output circuit, and the alarm output circuit is connected to the single chip.

In a preferred embodiment of the present invention, the motor operation state acquisition control circuit further comprises an alarm display circuit, and the alarm display circuit is connected to the alarm output circuit.

In a preferred embodiment of the present invention, the motor use state acquisition control circuit further comprises the alarm output circuit including a photo coupler IC5, a resistor R10 and a resistor R11, 2 pins of the photo coupler IC5 being connected to the single chip, 3 pins of the photo coupler IC5 being connected to one end of the resistor R11, 4 pins of the photo coupler IC5 being connected to the alarm output circuit.

In a preferred embodiment of the present invention, the motor usage status acquisition control circuit further comprises the alarm display circuit including a resistor R9 and an alarm display lamp LED1, wherein the negative electrode of the alarm display lamp LED1 is connected to the 4 pins of the photocoupler IC 5.

The utility model discloses a preferred embodiment, motor use status acquisition control circuit further includes still includes the power display circuit, the power display circuit includes resistance R12 and the power display lamp LED2 of establishing ties, power display lamp LED2 is connected with the singlechip, resistance R12's one end is connected with the power circuit.

In a preferred embodiment of the present invention, the motor usage status acquisition control circuit further comprises the output switching circuit comprises a MOS transistor Q1, a MOS transistor Q2, a MOS transistor Q3, a MOS transistor Q4, a resistor R6 and a resistor R8, the gate of the MOS transistor Q1 and the gate of the MOS transistor Q4 are both connected to one end of the resistor R6, and the gate of the MOS transistor Q2 and the gate of the MOS terminal Q3 are both connected to one end of the resistor R8.

A motor use state acquisition controller comprises a shell and the control circuit, wherein an alarm display lamp LED1, a power supply display lamp and an RS232 communication interface are arranged on the shell.

The utility model provides a defect that exists among the background art, the utility model discloses by the singlechip as control, through external signal input, turn into digital signal, control outside motor corotation or reversal, can take notes the use number of times and the time of motor, predict the life of motor with this, the data of record are deposited in the singlechip, the outage is shut down and also can not be lost data, and can come out data transmission for PC or external control ware through RS232 communication interface, can predetermine the use number of times and the deadline of motor, reach default warning suggestion, automatic prejudgement, handle unusual place in advance, avoid causing the loss, it is intelligent high.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a block diagram of a control circuit according to a preferred embodiment of the present invention;

fig. 2 is a circuit diagram of a control circuit of a preferred embodiment of the present invention;

fig. 3 is a schematic structural diagram of the controller of the present invention;

fig. 4 is a schematic structural view of another perspective of the controller of the preferred embodiment of the present invention;

in the figure: 10. the device comprises a power circuit, 12, a single chip microcomputer, 14, an input isolation optical coupling circuit, 16, an output isolation optical coupling circuit, 18, an output conversion circuit, 20, an RS232 communication interface, 22, an alarm output circuit, 24, an alarm display circuit, 26, a power display circuit, 28, a motor, 30, a shell, 32, a main shell, 34 and a side shell.

Detailed Description

The invention will now be described in further detail with reference to the accompanying drawings, which are simplified schematic drawings and illustrate, by way of illustration only, the basic structure of the invention, and which therefore show only the constituents relevant to the invention.

As shown in fig. 1 and 2, a motor use state acquisition control circuit includes a power supply circuit 10, a single chip 12, an input isolation optocoupler circuit 14, an output isolation optocoupler circuit 16, an output conversion circuit 18 and an RS232 communication interface 20, where the single chip 12, the input isolation optocoupler circuit 14 and the output isolation optocoupler circuit 16 are all connected to the power supply circuit 10, the input isolation optocoupler circuit 16, the output isolation optocoupler circuit 16 and the RS232 communication interface 20 are all connected to the single chip 12, and the output isolation optocoupler circuit 16 is connected to the output conversion circuit 18.

The preferred type of the single chip 12 is STC15W 201S. Preferably, the RS232 communication interface 20 employs DB 9.

The power supply circuit 10 comprises a power supply chip IC6, a voltage stabilizing diode DZ1, an inductor L1, a capacitor E1 and a capacitor E2, wherein the model of the power supply chip IC6 is preferably LM2596S, and the input 24V is converted into 5V. And the LED lamp also comprises a diode VD1, so that the reverse connection of a power supply can be prevented, and a short circuit can be avoided.

The input isolation optocoupler circuit 14 comprises an optocoupler IC1, an optocoupler IC3, a resistor R1, a resistor R2, a resistor R3 and a resistor R5, wherein 2 pins and 4 pins of the optocoupler IC1 are respectively connected with one end of a resistor R1 and one end of a resistor R2, 1 pin of the optocoupler IC1 and 1 pin of the optocoupler IC2 are respectively connected with +24V, 3 pins of the optocoupler IC1 and 3 pins of the optocoupler IC2 are respectively connected with ground, 2 pins and 4 pins of the optocoupler IC2 are respectively connected with one end of a resistor R5 and one end of a resistor R3, one end of the resistor R2 and one end of the resistor R3 are respectively connected with the single-chip microcomputer 12, the other end of the resistor R2 and the other end of the resistor R3 are respectively connected with 5V, the other end of the resistor R1 is connected with a forward signal line of a connector 2, foreward is a forward signal, the other end of the resistor R5 is connected with a reverse signal connector 2, and a reverse signal connector is a reverse signal connector 596, the connector JP2 can be connected with an external controller, a button or a relay contact, and the external controller can be a PLC, a single chip microcomputer controller or a control electric cabinet. Preferably, one end of the resistor R2 is connected with the 12 pin of the singlechip 12, and one end of the resistor R3 is connected with the 11 pin of the singlechip 12.

The output isolation optocoupler circuit 16 comprises a photocoupler IC2, a photocoupler IC4, a resistor R4 and a resistor R7, wherein a 1 pin of the photocoupler IC2 and a 1 pin of the photocoupler IC4 are respectively connected with 5V through a resistor R4 and a resistor R7, a 2 pin of the photocoupler IC2 and a 2 pin of the photocoupler IC4 are respectively connected with the singlechip 12, a 3 pin of the photocoupler IC2 and a 3 pin of the photocoupler IC4 are connected with the output conversion circuit 18, and a 4 pin of the photocoupler IC2 and a 4 pin of the photocoupler IC4 are respectively connected with 24V. Specifically, the 2 pin of the photocoupler IC2 and the 2 pin of the photocoupler IC4 are respectively connected with the 2 pin and the 4 pin of the single chip microcomputer 12.

The intelligent alarm device further comprises an alarm output circuit 22, and the alarm output circuit 22 is connected with the single chip microcomputer 12.

Also included is an alarm display circuit 24, the alarm display circuit 24 being connected to the alarm output circuit 22.

The alarm output circuit 22 comprises a photoelectric coupler IC5, a resistor R10 and a resistor R11, wherein a 1 pin of the photoelectric coupler IC5 is connected with 5V through a resistor R10, a 2 pin of the photoelectric coupler is connected with a 16 pin of the single chip microcomputer 12, a 3 pin of the photoelectric coupler IC5 is connected with one end of a resistor R11, and a 4 pin of the photoelectric coupler IC5 is connected with the alarm output circuit 22. Preferably, the alarm display circuit 24 includes a resistor R9 and an alarm display LED1, and the negative terminal of the alarm display LED1 is connected to the 4-pin of the photocoupler IC 5.

The 4 pins of the alarm output circuit 22 may also be connected to an ALM signal line of a connector JP2, ALM is an alarm output signal, the connector JP2 is further connected to an external controller or indicator light, and the external controller may be a PLC, a single chip controller, or a control electric cabinet through an external alarm.

The power supply display circuit 26 is further included, the power supply display circuit 26 comprises a resistor R12 and a power supply display lamp LED2 which are connected in series, the power supply display lamp LED2 is connected with the 8 pins of the single chip microcomputer 12, and one end of the resistor R12 is connected with the power supply circuit 10. Specifically, one end of the resistor R12 is connected to 5V.

The output conversion circuit 18 comprises a MOS transistor Q1, a MOS transistor Q2, a MOS transistor Q3, a MOS transistor Q4, a resistor R6 and a resistor R8, wherein a grid of the MOS transistor Q1 and a grid of the MOS transistor Q4 are both connected with one end of the resistor R6, a grid of the MOS transistor Q2 and a grid of the MOS terminal Q3 are both connected with one end of the resistor R8, and a common connection point of a source of the MOS transistor Q1 and a drain of the MOS transistor Q2 and a common connection point of a grid of the MOS transistor Q3 and a drain of the MOS transistor Q4 are connected with the motor 28. Specifically, the common connection point between the source of the MOS transistor Q1 and the drain of the MOS transistor Q2 is connected to the 1 end of the first interface CON1 and the 1 end of the second interface CON2, the common connection point between the gate of the MOS transistor Q3 and the drain of the MOS transistor Q4 is connected to the 2 end and the 3 end of the first interface CON1 and the 2 end and the 3 end of the second interface CON2, and the first interface CON1 and the second interface CON2 are connected to the motor 28.

As shown in fig. 3 and 4, the motor use state acquisition controller comprises a housing 30 and the control circuit, wherein an alarm display lamp LED132, a power supply display lamp 34 and an RS232 communication interface 20 are all arranged on the housing 30. Preferably, the housing 30 includes a main housing 36, a first side housing 38 detachably connected to the main housing 36, and a second side housing 40, wherein the warning indicator LED132, the power indicator 34, and the RS232 communication interface 20 are disposed on the first side housing 38, the connector 42, the first interface 44, and the second interface 46 are disposed on the second side housing 40, and the connector 42 is located between the first interface 44 and the second interface 46. The connector 42 has a power cord, a control signal input cord and an alarm output cord, the connector 42 can be connected to an external controller, such as a PLC, a single chip controller or a control box, a button or a relay contact, and the first interface 44 and the second interface 46 are used to connect to the external motor 28.

The utility model discloses when using, external signal passes through input isolation opto-coupler circuit 14 and spreads into singlechip 12 into, singlechip 12 judges whether motor 28 is within the use number of times of settlement, if, singlechip 12 detects external input signal, exports to output isolation opto-coupler circuit 16 according to the signal control of input, output isolation opto-coupler circuit 16 exports signal again and gives output conversion circuit 18, output conversion circuit 18 drives motor 28 corotation or reversal, the use number of times in singlechip 12 adds 1 time this moment; if the motor 28 is not within the set number of times, the output is stopped, the single chip microcomputer 12 sends a signal to the alarm output circuit 22, the alarm output circuit 22 outputs a signal to the alarm display circuit 24, and the alarm display lamp LED132 sends out alarm light.

In light of the foregoing, it is to be understood that various changes and modifications may be made by those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The utility model provides a motor use state acquisition control circuit which characterized in that: including power supply circuit, singlechip, input isolation opto-coupler circuit, output conversion circuit and RS232 communication interface, singlechip, input isolation opto-coupler circuit and output isolation opto-coupler circuit all with power supply circuit is connected, input isolation opto-coupler circuit, output isolation opto-coupler circuit and RS232 communication interface all with the singlechip is connected, output isolation opto-coupler circuit with output conversion circuit is connected.

2. The motor use state acquisition control circuit according to claim 1, characterized in that: the input isolation optocoupler circuit comprises a photocoupler IC1, a photocoupler IC3, a resistor R1, a resistor R2, a resistor R3 and a resistor R5, wherein 2 pins and 4 pins of the photocoupler IC1 are respectively connected with one end of the resistor R1 and one end of the resistor R2, 2 pins and 4 pins of the photocoupler IC2 are respectively connected with one end of the resistor R5 and one end of the resistor R3, and one end of the resistor R2 and one end of the resistor R3 are both connected with the single chip microcomputer.

3. The motor use state acquisition control circuit according to claim 1, characterized in that: the output isolation optocoupler circuit comprises a photoelectric coupler IC2, a photoelectric coupler IC4, a resistor R4 and a resistor R7, wherein a 2 pin of the photoelectric coupler IC2 and a 2 pin of the photoelectric coupler IC4 are connected with the single chip microcomputer, and a 3 pin of the photoelectric coupler IC2 and a 3 pin of the photoelectric coupler IC4 are connected with the output conversion circuit.

4. The motor use state acquisition control circuit according to claim 1, characterized in that: the alarm device further comprises an alarm output circuit, and the alarm output circuit is connected with the single chip microcomputer.

5. The motor use state acquisition control circuit according to claim 4, characterized in that: the alarm display circuit is connected with the alarm output circuit.

6. The motor use state acquisition control circuit according to claim 5, characterized in that: the alarm output circuit comprises a photoelectric coupler IC5, a resistor R10 and a resistor R11, wherein a 2 pin of the photoelectric coupler IC5 is connected with the single chip microcomputer, a 3 pin of the photoelectric coupler IC5 is connected with one end of the resistor R11, and a 4 pin of the photoelectric coupler IC5 is connected with the alarm output circuit.

7. The motor use state acquisition control circuit according to claim 6, characterized in that: the alarm display circuit comprises a resistor R9 and an alarm display lamp LED1, and the cathode of the alarm display lamp LED1 is connected with the 4-pin of the photoelectric coupler IC 5.

8. The motor use state acquisition control circuit according to claim 1, characterized in that: still include power display circuit, power display circuit includes resistance R12 and the power display lamp LED2 of series connection, power display lamp LED2 is connected with the singlechip, resistance R12's one end is connected with power circuit.

9. The motor use state acquisition control circuit according to claim 1, characterized in that: the output conversion circuit comprises a MOS tube Q1, a MOS tube Q2, a MOS tube Q3, a MOS tube Q4, a resistor R6 and a resistor R8, wherein the grid of the MOS tube Q1 and the grid of the MOS tube Q4 are both connected with one end of the resistor R6, and the grid of the MOS tube Q2 and the grid of the MOS end Q3 are both connected with one end of the resistor R8.

10. A motor use state acquisition controller is characterized in that: the control circuit of claim 7, and a housing, wherein the warning indicator light LED1, the power indicator light and the RS232 communication interface are disposed on the housing.