CN-224203599-U - Industrial motor control device based on Internet of things

CN224203599UCN 224203599 UCN224203599 UCN 224203599UCN-224203599-U

Abstract

The embodiment of the utility model discloses an industrial motor control device based on the Internet of things, which is arranged on an industrial motor and comprises a shell, a key board and a nixie tube, wherein the key board and the nixie tube are arranged on the surface of the shell, a control module, a communication module, an analog input module and a key display module are integrated on a circuit board in the shell, the analog input module outputs analog signals to the control module after amplifying and filtering collected working state signals of the industrial motor, state parameters output by the control module are transmitted to the nixie tube to be displayed, the control module converts the analog signals into RS485 signals and transmits the RS485 signals to an upper computer through the communication module, the key display module outputs corresponding key instructions to the control module according to key operation on the key board, and the control module sets the state parameters of the industrial motor according to the key instructions. The circuit module for the industrial motor is independent and integrated, and the problem that no circuit module for data transmission of the industrial motor exists at present is solved.

Inventors

WU QIZHI
YI HONGYANG
JIAO ZHONGWEI
ZHU YUANZHE

Assignees

深圳市新权科技有限公司

Dates

Publication Date: 20260505
Application Date: 20250516

Claims (10)

1. The industrial motor control device based on the Internet of things is connected with an upper computer and a lower computer in a communication way and is arranged on an industrial motor, and is characterized by comprising a shell, a key board and a nixie tube, wherein the key board and the nixie tube are arranged on the surface of the shell; The analog input module amplifies and filters the collected working state signals of the industrial motor and outputs analog signals to the control module; The control module converts the analog quantity signal into an RS485 signal and uploads the RS485 signal to the upper computer through the communication module; The key display module outputs a corresponding key instruction to the control module according to key operation on the key board, and the control module sets state parameters of the industrial motor according to the key instruction.
2. The industrial motor control device based on the internet of things according to claim 1, wherein the control module comprises an SoC chip, an enable key, a first resistor and a first capacitor; The 3V3 pin of the SoC chip is connected with a first power supply end, the GND pin of the SoC chip is grounded, the EN pin of the SoC chip is connected with the 1 st pin of the enabling key, one end of the first resistor and one end of the first capacitor, the other end of the first resistor is connected with the first power supply end, the other end of the first resistor and the 3 rd pin of the enabling key are grounded, the IO2 pin to the IO5 pin of the SoC chip are connected with a key display module, the IO0 pin and the IO1 pin of the SoC chip are connected with an analog input module, and the IO15 pin to the IO20 pin of the SoC chip U1 are connected with a communication module.
3. The industrial motor control device based on the internet of things according to claim 2, wherein the communication module comprises a first communication unit and a second communication unit, the first communication unit and the second communication unit are both connected with the control module, the first communication unit is in communication connection with an upper computer, and the second communication unit is in communication connection with a lower computer; the first communication unit uploads a first group of RS485 signals to the upper computer; And the second communication unit uploads a second group of RS485 signals to the lower computer.
4. The industrial motor control device based on the internet of things according to claim 3, wherein the first communication unit comprises a logic control chip, a communication chip, a first interface, a second resistor, a third resistor, a fourth resistor and a second capacitor; The 5 th pin of the logic control chip is connected with the first power supply end, the 4 th pin of the logic control chip is connected with the IO17 pin of the SoC chip, the 1 st pin and the 2 nd pin of the logic control chip are grounded, the 3 rd pin of the logic control chip is connected with the RO pin of the communication chip, and the communication chip U2 The pin and the DE pin are connected with the IO19 pin of the SoC chip, the DI pin of the communication chip is connected with the IO18 pin of the SoC chip, the VCC pin of the communication chip is connected with the second power supply end, the GND pin of the communication chip is grounded, the B pin of the communication chip is connected with one end of the second resistor and one end of the second capacitor, the A pin of the communication chip is connected with one end of the third resistor and the other end of the second capacitor, the other end of the second resistor is connected with one end of the fourth resistor and the B485-pin of the first interface, the other end of the third resistor is connected with the other end of the fourth resistor and the B485+ pin of the first interface, the GND pin of the first interface is grounded, and the 5V pin of the first interface is connected with the third power supply end.
5. The industrial motor control device based on the Internet of things according to claim 2, wherein the analog input module comprises a first input unit, a second input unit and a second interface, wherein the first input unit is connected with the second interface and the control module, and the second input unit is connected with the second interface and the control module; The first input unit carries out two-stage amplification and filtering on a first working state signal of the industrial motor and then outputs a first analog quantity signal to the control module; the second input unit carries out two-stage amplification and filtering on a second working state signal of the industrial motor and then outputs a second analog quantity signal to the control module.
6. The internet of things-based industrial motor control device of claim 5, wherein the first input unit comprises a first op amp, a second op amp, an eighth resistor, a ninth resistor, a tenth resistor, an eleventh resistor, and a twelfth resistor; The non-inverting input end of the first operational amplifier is connected with one end of an eighth resistor, the other end of the eighth resistor is connected with a 3 rd pin of the second interface, the inverting input end of the first operational amplifier is connected with the output end of the first operational amplifier and one end of a tenth resistor through a ninth resistor, the other end of the tenth resistor is connected with one end of an eleventh resistor and the non-inverting input end of the second operational amplifier, the inverting input end of the second operational amplifier is connected with the output end of the second operational amplifier and one end of a twelfth resistor, the power end of the second operational amplifier is connected with a third power supply end, the ground of the second operational amplifier is grounded, and the other end of the twelfth resistor is connected with the IO0 pin of the SoC chip.
7. The internet of things-based industrial motor control device of claim 4, wherein the first communication unit further comprises a fifth resistor, a sixth resistor, an electrostatic protector, a third capacitor, and a fourth capacitor; one end of the fifth resistor is connected with the other end of the second resistor, one end of the third capacitor, the 2 nd pin of the electrostatic protector and the B485-pin of the first interface, one end of the sixth resistor is connected with the other end of the third resistor, one end of the fourth capacitor, the 1 st pin of the electrostatic protector and the B485+ pin of the first interface, the other end of the fifth resistor, the other end of the third capacitor, the other end of the fourth capacitor and the 3 rd pin of the electrostatic protector are grounded, and the other end of the sixth resistor is connected with the second power supply end.
8. The internet of things-based industrial motor control device of claim 4, wherein the first communication unit further comprises a seventh resistor, a fifth capacitor, and a sixth capacitor; One end of the seventh resistor is connected with the DI pin of the communication chip and one end of the sixth capacitor, the other end of the seventh resistor is connected with the IO18 pin of the SoC chip, one end of the fifth capacitor is connected with the DE pin of the communication chip and the IO19 pin of the SoC chip, and the other end of the fifth capacitor and the other end of the sixth capacitor are grounded.
9. The internet of things-based industrial motor control device of claim 6, wherein the first input unit further comprises a thirteenth resistor, a fourteenth resistor, a fifteenth resistor, a seventh capacitor, an eighth capacitor, and a ninth capacitor; One end of the thirteenth resistor is connected with the other end of the eighth resistor, the other end of the thirteenth resistor is connected with the 3 rd pin of the second interface, the fourteenth resistor is connected between the output end of the first operational amplifier and one end of the tenth resistor, the fifteenth resistor is connected between the output end of the second operational amplifier and one end of the twelfth resistor, the seventh capacitor is connected between the non-inverting input end of the first operational amplifier and the ground, the eighth capacitor is connected with the eleventh resistor in parallel, and the ninth capacitor is connected between the other end of the twelfth resistor and the ground.
10. The industrial motor control device based on the internet of things according to claim 1, wherein 5 keys are provided on the key sheet, including a mode key, an up key, a down key, a conversion key, and a set key.

Description

Industrial motor control device based on Internet of things Technical Field The utility model relates to the technical field of the Internet of things, in particular to an industrial motor control device based on the Internet of things. Background The internet of things technology is gradually and rapidly applied to the fields of communication facilities, industrial control and the like, and circuit modules for control and data transmission are integrated on a circuit board of a central control end. Based on the large data volume and multiple types of the whole industrial system, transmission paths and time of various data are required to be distributed so as to avoid conflict between data receiving and transmitting at the same time; the data of some functional modules need to be uploaded in real time, so that the transmission time of other functional modules can be coordinated, and the designed data transmission mode has certain hysteresis and is very complex to set. In industrial control, however, an industrial motor is a power core for the operation of equipment, and various information data thereof needs to be transmitted as quickly and rapidly as possible. There is currently no circuit module for dedicated control and data transmission of industrial motors. Disclosure of utility model Aiming at the technical problems, the embodiment of the utility model provides an industrial motor control device based on the Internet of things, which solves the problem that no special control and data transmission circuit module aiming at an industrial motor exists at present. The embodiment of the utility model provides an industrial motor control device based on the Internet of things, which is in communication connection with an upper computer and a lower computer and is arranged on an industrial motor, and comprises a shell, a key board and a nixie tube, wherein the key board and the nixie tube are arranged on the surface of the shell; The analog input module amplifies and filters the collected working state signals of the industrial motor and outputs analog signals to the control module; The control module converts the analog quantity signal into an RS485 signal and uploads the RS485 signal to the upper computer through the communication module; The key display module outputs a corresponding key instruction to the control module according to key operation on the key board, and the control module sets state parameters of the industrial motor according to the key instruction. Optionally, in the industrial motor control device based on the internet of things, the control module includes an SoC chip, an enabling key, a first resistor and a first capacitor; The 3V3 pin of the SoC chip is connected with a first power supply end, the GND pin of the SoC chip is grounded, the EN pin of the SoC chip is connected with the 1 st pin of the enabling key, one end of the first resistor and one end of the first capacitor, the other end of the first resistor is connected with the first power supply end, the other end of the first resistor and the 3 rd pin of the enabling key are grounded, the IO2 pin to the IO5 pin of the SoC chip are connected with a key display module, the IO0 pin and the IO1 pin of the SoC chip are connected with an analog input module, and the IO15 pin to the IO20 pin of the SoC chip U1 are connected with a communication module. Optionally, in the industrial motor control device based on the internet of things, the communication module includes a first communication unit and a second communication unit, where the first communication unit and the second communication unit are both connected with the control module, the first communication unit is connected with the upper computer in a communication manner, and the second communication unit is connected with the lower computer in a communication manner; the first communication unit uploads a first group of RS485 signals to the upper computer; And the second communication unit uploads a second group of RS485 signals to the lower computer. Optionally, in the industrial motor control device based on the internet of things, the first communication unit includes a logic control chip, a communication chip, a first interface, a second resistor, a third resistor, a fourth resistor and a second capacitor; The 5 th pin of the logic control chip is connected with the first power supply end, the 4 th pin of the logic control chip is connected with the IO17 pin of the SoC chip, the 1 st pin and the 2 nd pin of the logic control chip are grounded, the 3 rd pin of the logic control chip is connected with the RO pin of the communication chip, and the communication chip U2 The pin and the DE pin are connected with the IO19 pin of the SoC chip, the DI pin of the communication chip is connected with the IO18 pin of the SoC chip, the VCC pin of the communication chip is connected with the second power supply end, the GND pin of the communication chip is grounded, the B pin of the c