An antenna device for industrial equipment communication

Abstract

The invention discloses an antenna device for industrial equipment communication, comprising: a main control module, and a power module, an antenna communication module, a storage module, an indication module, a switch input module, a drive module and a CAN module connected to the main control module, wherein the power module provides a stable working power supply for the system, the antenna communication module receives control information and sends feedback information, the storage module can store the control information and the feedback information, the switch input module can collect external switch input signals, the drive module is used to transmit the drive signal sent by the main control module, and the CAN module can enable the main control module to communicate with the external device over the network; the invention is designed for industrial manufacturing remote control, has strong anti-interference ability, has signal storage and power-off protection functions, and has good market application value.

Description

Technical Field

[0001] The present invention relates to the field of communication equipment, in particular to an antenna device used for industrial equipment communication. Background Art

[0002] With the development of society and the progress of science, the level of automated production in factories is getting higher and higher. Many factories have begun to adopt remote centralized control methods to manufacture products. When performing remote control, antennas are an important part of communication. Most of the existing antennas are not specially designed for industrial control, have poor anti-interference capabilities, and have no signal storage function. When problems occur in production, it is not convenient to find them. Summary of the invention

[0003] In view of the shortcomings of existing antenna devices for industrial control, the present invention provides an antenna device for industrial equipment communication designed for industrial manufacturing remote control, with strong anti-interference ability and signal storage and power-off protection functions.

[0004] The technical solution adopted by the present invention to solve its technical problem is:

[0005] Provided is an antenna device for industrial equipment communication, comprising: a main control module, and a power module, an antenna communication module, a storage module, an indication module, a switch input module, a drive module and a CAN module connected to the main control module, wherein the power module provides a stable working power supply for the system, the antenna communication module receives control information and sends feedback information, the storage module can store the control information and the feedback information, the switch input module, the drive module and the CAN module are connected to an external device via an interface J2, the switch input module can collect an external switch input signal, the drive module is used to transmit a drive signal sent by the main control module, and the CAN module can enable network communication between the main control module and the external device.

[0006] Furthermore, the main control module includes a chip U3, wherein pins 5 and 6 of the chip U3 are connected to pins 2 and 1 of the crystal oscillator X2 via resistors R26 and R28 respectively, pins 2 and 1 of the crystal oscillator X2 are grounded via capacitors C40 and C41 respectively, pin 41 of the chip U3 is connected to pin 1 of the transistor Q4, pin 2 of the transistor Q4 is grounded, and pin 3 is grounded via capacitor C559, pin 40 of the chip U3 is connected to pin 1 of the transistor Q44, and pin 2 of the transistor Q4 is grounded. The model of the chip U3 is STM32F105R8T7.

[0007] Furthermore, the power module includes a first voltage conversion circuit, a second voltage conversion circuit, a third voltage conversion circuit and a backup battery circuit. The first voltage conversion circuit includes a chip U1. The first lead of pin 2 of the chip U1 is connected to the first end of the resistor R14, the second lead is connected to the first end of the inductor L2, and the third lead is connected to pin 1 of the common-mode inductor L9. The first lead of the second end of the resistor R14 is connected to pin 26 of the chip U3, and the second lead is grounded via parallel resistors R20 and R21. Pin 4 of the common-mode inductor L9 is connected to the second end of the inductor L2, pin 2 is grounded, and pin 3 is grounded via inductor L10. The second end of the inductor L2 is connected to pin 1 of the interface J2 via inductor L1 and diode D1. The model of the common-mode inductor L9 is ACM70V-701-2PL-T. L00, the model of the chip U1 is TPS54360B, the second voltage conversion circuit includes a chip U2, pin 2 of the chip U2 is connected to a 5V voltage, the first lead of pin 1 of the chip U2 is connected to pin 2 of the chip U2 via a resistor R15, the second lead is connected to pin 3 of the transistor Q3, pin 2 of the transistor Q3 is grounded, pin 1 is connected to pin 39 of the chip U3, pin 5 of the chip U2 is connected to pin 4 of the chip U2 via a resistor R16, pin 4 of the chip U2 is connected to a 3.8V voltage, the model of the chip U2 is MIC29302WU, the third voltage conversion circuit includes a chip U6, pins 1 and 4 of the chip U6 are connected to a 5V voltage, pin 3 is connected to a 3.3V voltage, the model of the chip U6 is TLS202B1MBV33.

[0008] Furthermore, the backup battery circuit includes a chip U11 and an interface J3, wherein the 1 pin of the chip U11 is connected to the 4 pin of the chip U11 via a light emitting diode LED6 and a resistor R30, the first lead of the 4 pin of the chip U11 is connected to the first end of a resistor R84, the second lead is connected to the 3 pin of a MOS tube Q14, the second end of the resistor R84 is connected to a 5V voltage, the 2 pin of the MOS tube Q14 is connected to a 5V voltage, the 1 pin is connected to the 3 pin of a transistor Q16 via a resistor R99, and the 1 pin of the transistor Q16 is connected to the Pin 29 of chip U3 is connected to ground, pin 2 is connected to 5V voltage via resistor R38, the first lead of pin 3 of chip U11 is connected to 5V voltage via diode D8, the second lead is connected to 3.8V voltage via diode D10, the third lead is connected to pin 1 of interface J3, pin 1 of interface J3 is connected to pin 25 of chip U3 via resistor R89, the first lead of pin 2 of interface J3 is grounded, the second lead is connected to pin 25 of chip U3 via resistor R90, and the model of chip U11 is STC4054NM.

[0009] Furthermore, the antenna communication module includes an antenna ANT1, a chip U100 and a SIM card slot CON1, the antenna ANT1 is connected to pin 49 of the chip U100 via a Π-type filter circuit, the Π-type filter circuit is composed of a resistor R44 and capacitors C662 and C663, the 67 and 68 pins of the chip U100 are connected to pins 43 and 42 of the chip U3 via resistors R455 and R45 respectively, the first lead of pin 1 of the SIM card slot CON1 is connected to the first end of the magnetic bead FB1, and the second lead is connected to pin 5 of the diode TV1, the first lead of pin 2 of the SIM card slot CON1 is connected to pin 17 of the chip U100 via a resistor R54, the second lead is connected to pin 1 of the diode TV1, and the 3 pins of the SIM card slot CON1 are connected to the 17 pin of the chip U100 via a resistor R54, the second lead is connected to pin 1 of the diode TV1, and the 17 pin of the chip U100 is connected to the 17 pin of the diode TV1. The first lead is connected to pin 16 of the chip U100 via resistor R55, the second lead is connected to pin 6 of the diode TV1, the first lead of pin 4 of the SIM card slot CON1 is connected to pin 15 of the chip U100 via resistor R56, the second lead is connected to pin 4 of the diode TV1, the first lead of pin 7 of the SIM card slot CON1 is connected to pin 7 of the chip U100 via resistor R98, the second lead is connected to pin 3 of the diode TV1, the first lead of pin 5 of the SIM card slot CON1 is connected to pin 10 of the chip U100, the second lead is connected to the first end of the magnetic bead FB1 via capacitor C67, the second end of the magnetic bead FB1 is connected to pin 14 of the chip U100, and the model of the chip U100 is EC200N-CN.

[0010] Furthermore, the storage module includes a chip U10 and an SD card U30, the pins 1, 2, 5 and 6 of the chip U10 are respectively connected to the pins 20, 22, 21 and 23 of the chip U3, the pins 2, 3, 5 and 7 of the SD card U30 are respectively connected to the pins 33, 36, 34 and 35 of the chip U3, and the model of the chip U10 is MX25V4035FM1I.

[0011] Furthermore, the indication module includes indicator lights LED3, LED4, LED5 and LED66, the cathode of the indicator light LED3 is grounded via a resistor R39, the anode is connected to pin 3 of transistor Q7, pin 2 of the transistor Q7 is connected to a 5V voltage, and pin 1 is connected to pin 52 of the chip U3 via a resistor R5; the anode of the indicator light LED4 is connected to a 5V voltage, the cathode is connected to pin 3 of transistor Q8 via a resistor R50, pin 2 of the transistor Q8 is grounded, and pin 1 is connected to pin 6 of the chip U100; the anode of the indicator light LED5 is connected to a 5V voltage, the cathode is connected to pin 3 of transistor Q9 via a resistor R53, pin 2 of the transistor Q9 is grounded, and pin 1 is connected to pin 5 of the chip U100; the anode of the indicator light LED66 is connected to a 3.8V voltage, and the cathode is connected to pin 61 of the chip U100 via a resistor R544.

[0012] Furthermore, the switch input module includes a first switch input circuit and a second switch input circuit. In the first switch input circuit, the anode of the diode D100 is connected to the 12th pin of the interface J2, the first lead of the cathode of the diode D100 is connected to the 14th pin of the chip U3, the second lead is connected to the 1st pin of the transistor Q44 via the resistor R211, the 2nd pin of the transistor Q44 is grounded, the first lead of the 3rd pin of the transistor Q44 is connected to the 3.3V voltage via the resistor R23, and the second lead is connected to the 10th pin of the chip U3. In the second switch input circuit, the cathode of the diode D15 is connected to the 14th pin of the interface J2, the first lead of the anode of the diode D15 is connected to the 5V voltage via the resistor R62, and the second lead is connected to the 15th pin of the chip U3 via the resistor R62.

[0013] Furthermore, the driving module includes a chip U5, pin 2 of the chip U5 is connected to pin 3 of the transistor Q10 via a resistor R64, pin 2 of the transistor Q10 is grounded, pin 1 is connected to pin 37 of the chip U3, the first lead of pin 4 of the chip U5 is grounded via a resistor R67, the second lead is connected to pin 17 of the chip U3 via a resistor R65, pins 1 and 5 of the chip U5 are connected to pin 2 of the interface J2, and the model of the chip U5 is BTS6163D.

[0014] Furthermore, the CAN module includes a chip U7, wherein pins 1 and 4 of the chip U7 are connected to pins 45 and 44 of the chip U3 via resistors R37 and R36 respectively, pin 8 is connected to pin 53 of the chip U3, pins 6 and 7 are connected to pins 1 and 2 of the common-mode inductor L5 respectively, pins 4 and 3 of the common-mode inductor L5 are connected to pins 8 and 7 of the interface J2 respectively, resistor R80 is arranged between pins 1 and 4 of the common-mode inductor L5, resistor R81 is arranged between pins 2 and 3 of the common-mode inductor L5, the model of the common-mode inductor L5 is ACT45B-510-2P-TL003, and the model of the chip U7 is TJA1042T.

[0015] Compared with the prior art, the present invention has the following beneficial effects:

[0016] 1. This antenna device is designed for industrial control. It has a switch input module, which can easily collect switch signals; a drive module, which can easily control the switch of electrical equipment such as relays; a CAN module, which is convenient for data transmission between the controlled equipment; a Π-type filter circuit is set at the antenna, which has strong anti-interference ability;

[0017] 2. The present invention is provided with a storage module, which can conveniently store data information sent and received by the antenna device, so that when the device operates abnormally, it is convenient for maintenance personnel to find the problem through the data information;

[0018] 3. The present invention has a backup battery module, which can prevent the data information stored in the antenna device from being lost when the power is off. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Attached Figure 1 This is a schematic diagram of the principle structure of the main control module of the present invention;

[0020] Attached Figure 2 It is a schematic diagram of the principle structure of the first part of the power module of the present invention;

[0021] Attached Figure 3 It is a schematic diagram of the principle structure of the second part of the power module of the present invention;

[0022] Attached Figure 4 It is a schematic diagram of the principle structure of the first part of the antenna communication module of the present invention;

[0023] Attached Figure 5 It is a schematic diagram of the principle structure of the second part of the antenna communication module of the present invention;

[0024] Attached Figure 6 It is a schematic diagram of the principle structure of the storage module of the present invention;

[0025] Attached Figure 7 It is a schematic diagram of the principle structure of the indicator module of the present invention;

[0026] Attached Figure 8 This is a schematic diagram of the principle structure of the interface J2 of the present invention;

[0027] Attached Fig. 9 This is a schematic diagram of the principle structure of the switch input module of the present invention;

[0028] Attached Fig.10 This is a schematic diagram of the principle structure of the driving module of the present invention;

[0029] Attached Fig.11 It is a schematic diagram of the principle structure of the CAN module of the present invention. DETAILED DESCRIPTION

[0030] In order to facilitate the understanding of the present invention, the present invention is described in more detail below in conjunction with the accompanying drawings and specific embodiments. The preferred embodiments of the present invention are given in the accompanying drawings, but the present invention can be implemented in many different forms and is not limited to the embodiments described in this specification. On the contrary, the purpose of providing these embodiments is to make the understanding of the disclosure of the present invention more thorough and comprehensive.

[0031] Unless otherwise defined, all technical and scientific terms used in this specification have the same meaning as those commonly understood by those skilled in the art of the present invention. The terms used in this specification in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention.

[0032] The present invention will be described in detail below in conjunction with the accompanying drawings.

[0033] Embodiment 1, as Figure 1-11 As shown, an antenna device for industrial equipment communication is provided, including: a main control module, and a power module, an antenna communication module, a storage module, an indication module, a switch input module, a drive module and a CAN module connected to the main control module, the power module provides a stable working power supply for the system, the antenna communication module receives control information and sends feedback information, the storage module can store the control information and the feedback information, the switch input module, the drive module and the CAN module are connected to an external device through an interface J2, the switch input module can collect an external switch input signal, the drive module is used to transmit the drive signal sent by the main control module, and the CAN module can enable network communication between the main control module and the external device.

[0034] Embodiment 2, as Figure 1As shown, the main control module includes a chip U3, wherein the 5th and 6th pins of the chip U3 are connected to the 2nd and 1st pins of the crystal oscillator X2 via resistors R26 and R28 respectively, the 2nd and 1st pins of the crystal oscillator X2 are grounded via capacitors C40 and C41 respectively, the 41st pin of the chip U3 is connected to the 1st pin of the transistor Q4, the 2nd pin of the transistor Q4 is grounded, the 3rd pin is grounded via capacitor C559, the 40th pin of the chip U3 is connected to the 1st pin of the transistor Q44, the 2nd pin of the transistor Q4 is grounded, and the model of the chip U3 is STM32F105R8T7.

[0035] STM32F105R8T6 is a 32-bit MCU based on ARM, supporting multiple communication protocols such as SPI, I2C, CAN, and can be externally expanded with memory.

[0036] Embodiment 3, as Figure 2-3 As shown, the power supply module includes a first voltage conversion circuit, a second voltage conversion circuit, a third voltage conversion circuit and a backup battery circuit. The first voltage conversion circuit includes a chip U1. The first lead of the 2nd pin of the chip U1 is connected to the first end of the resistor R14, the second lead is connected to the first end of the inductor L2, and the third lead is connected to the 1st pin of the common-mode inductor L9. The first lead of the second end of the resistor R14 is connected to the 26th pin of the chip U3, and the second lead is grounded through parallel resistors R20 and R21. The 4th pin of the common-mode inductor L9 is connected to the second end of the inductor L2, the 2nd pin is grounded, and the 3rd pin is grounded through the inductor L10. The second end of the inductor L2 is connected to the 1st pin of the interface J2 through the inductor L1 and the diode D1. The model of the common-mode inductor L9 is ACM70V-701-2PL-TL 00, the model of the chip U1 is TPS54360B, the second voltage conversion circuit includes a chip U2, pin 2 of the chip U2 is connected to a 5V voltage, the first lead of pin 1 of the chip U2 is connected to pin 2 of the chip U2 via a resistor R15, the second lead is connected to pin 3 of the transistor Q3, pin 2 of the transistor Q3 is grounded, pin 1 is connected to pin 39 of the chip U3, pin 5 of the chip U2 is connected to pin 4 of the chip U2 via a resistor R16, pin 4 of the chip U2 is connected to a 3.8V voltage, the model of the chip U2 is MIC29302WU, the third voltage conversion circuit includes a chip U6, pins 1 and 4 of the chip U6 are connected to a 5V voltage, pin 3 is connected to a 3.3V voltage, the model of the chip U6 is TLS202B1MBV33.

[0037] In this embodiment, the input end of the first voltage conversion circuit is connected to the external power supply through the interface J2, and the output end outputs a 5V voltage after conversion. At the same time, it has an AD acquisition function of the power supply voltage, wherein the common-mode inductor L9 can effectively suppress high-frequency common-mode noise, improve the anti-electromagnetic interference capability of the power supply circuit, and a large number of filter capacitors are provided in the circuit, which improves the anti-interference capability of the antenna device power supply. The second voltage conversion circuit converts the 5V voltage into a 3.8V voltage for use by the antenna communication module, and the main control module collects the 5V voltage signal through the transistor Q3. The third voltage conversion circuit can convert the 5V voltage into a 3.3V voltage for use by the main control and other modules.

[0038] Embodiment 4, as Figure 3 As shown, the backup battery circuit includes a chip U11 and an interface J3, wherein the 1 pin of the chip U11 is connected to the 4 pin of the chip U11 via a light emitting diode LED6 and a resistor R30, the first lead of the 4 pin of the chip U11 is connected to the first end of a resistor R84, the second lead is connected to the 3 pin of a MOS tube Q14, the second end of the resistor R84 is connected to a 5V voltage, the 2 pin of the MOS tube Q14 is connected to a 5V voltage, the 1 pin is connected to the 3 pin of a transistor Q16 via a resistor R99, the 1 pin of the transistor Q16 is connected to the chip Pin 29 of U3, pin 2 is grounded, and pin 3 is connected to a 5V voltage via a resistor R38. The first lead of pin 3 of the chip U11 is connected to a 5V voltage via a diode D8, and the second lead is connected to a 3.8V voltage via a diode D10. The third lead is connected to pin 1 of the interface J3, and pin 1 of the interface J3 is connected to pin 25 of the chip U3 via a resistor R89. The first lead of pin 2 of the interface J3 is grounded, and the second lead is connected to pin 25 of the chip U3 via a resistor R90. The model of the chip U11 is STC4054NM.

[0039] In this embodiment, STC4054NM is a battery charging management chip, and the interface J3 is used to connect a rechargeable battery. When the power is off, the battery power supply can be automatically switched to prevent data loss due to power failure.

[0040] Embodiment 5, as Figure 4-5As shown, the antenna communication module includes an antenna ANT1, a chip U100 and a SIM card slot CON1. ​​The antenna ANT1 is connected to the 49th pin of the chip U100 via a Π-type filter circuit. The Π-type filter circuit is composed of a resistor R44 and capacitors C662 and C663. The 67th and 68th pins of the chip U100 are connected to the 43rd and 42th pins of the chip U3 via resistors R455 and R45, respectively. The first lead of the 1st pin of the SIM card slot CON1 is connected to the first end of the magnetic bead FB1, and the second lead is connected to the 5th pin of the diode TV1. The first lead of the 2nd pin of the SIM card slot CON1 is connected to the 17th pin of the chip U100 via a resistor R54, and the second lead is connected to the 1st pin of the diode TV1. The 3rd pin of the SIM card slot CON1 is connected to the 17th pin of the chip U100 via a resistor R54, and the second lead is connected to the 1st pin of the diode TV1. One lead is connected to pin 16 of the chip U100 via resistor R55, the second lead is connected to pin 6 of the diode TV1, the first lead of pin 4 of the SIM card slot CON1 is connected to pin 15 of the chip U100 via resistor R56, the second lead is connected to pin 4 of the diode TV1, the first lead of pin 7 of the SIM card slot CON1 is connected to pin 7 of the chip U100 via resistor R98, the second lead is connected to pin 3 of the diode TV1, the first lead of pin 5 of the SIM card slot CON1 is connected to pin 10 of the chip U100, the second lead is connected to the first end of the magnetic bead FB1 via capacitor C67, the second end of the magnetic bead FB1 is connected to pin 14 of the chip U100, and the model of the chip U100 is EC200N-CN.

[0041] In this embodiment, a Π-type filter circuit is provided at the antenna to enhance the anti-interference capability of the antenna. EC200S is a wireless communication module launched by Quectel Communications, which supports a downlink rate of 10Mbps and an uplink rate of 5Mbps. It has a super high cost performance and is compatible with multiple network standards. It can realize seamless switching between 3G and 4G networks. The antenna communication module can realize remote control of the device.

[0042] Embodiment 6, as Figure 6 As shown, the storage module includes a chip U10 and an SD card U30, the 1, 2, 5 and 6 pins of the chip U10 are respectively connected to the 20, 22, 21 and 23 pins of the chip U3, the 2, 3, 5 and 7 pins of the SD card U30 are respectively connected to the 33, 36, 34 and 35 pins of the chip U3, and the model of the chip U10 is MX25V4035FM1I.

[0043] It can be understood that the storage module is used to store the received control signals and the sent feedback information. When there is a problem with the equipment operation, it is convenient for the staff to view the operation information or abnormal feedback information and deal with the problem.

[0044] Embodiment 7, as Figure 7 As shown, the indication module includes indicator lights LED3, LED4, LED5 and LED66, the cathode of the indicator light LED3 is grounded via a resistor R39, the anode is connected to pin 3 of transistor Q7, pin 2 of the transistor Q7 is connected to a 5V voltage, and pin 1 is connected to pin 52 of the chip U3 via a resistor R5, the anode of the indicator light LED4 is connected to a 5V voltage, the cathode is connected to pin 3 of transistor Q8 via a resistor R50, pin 2 of the transistor Q8 is grounded, and pin 1 is connected to pin 6 of the chip U100, the anode of the indicator light LED5 is connected to a 5V voltage, the cathode is connected to pin 3 of transistor Q9 via a resistor R53, pin 2 of the transistor Q9 is grounded, and pin 1 is connected to pin 5 of the chip U100, the anode of the indicator light LED66 is connected to a 3.8V voltage, and the cathode is connected to pin 61 of the chip U100 via a resistor R544.

[0045] Among them, indicator light LED3 is used to indicate the operating status of the CAN module, indicator light LED4 is used to indicate the network signal status of the antenna communication module, indicator light LED5 is used to indicate the network mode (receiving or sending) of the antenna communication module, and indicator light LED66 is used to indicate the operating status of the seed chip U100 of the antenna communication module. Through the indicator module, it is convenient to understand the network communication status, and when there is a problem with the communication, it is convenient for the staff to find the problem.

[0046] Embodiment 8, as Fig. 9 As shown, the switch input module includes a first switch input circuit and a second switch input circuit. In the first switch input circuit, the anode of the diode D100 is connected to the 12th pin of the interface J2, the first lead of the cathode of the diode D100 is connected to the 14th pin of the chip U3, the second lead is connected to the 1st pin of the transistor Q44 via the resistor R211, the 2nd pin of the transistor Q44 is grounded, the first lead of the 3rd pin of the transistor Q44 is connected to the 3.3V voltage via the resistor R23, and the second lead is connected to the 10th pin of the chip U3. In the second switch input circuit, the cathode of the diode D15 is connected to the 14th pin of the interface J2, the first lead of the anode of the diode D15 is connected to the 5V voltage via the resistor R62, and the second lead is connected to the 15th pin of the chip U3 via the resistor R62.

[0047] In this embodiment, two switch input circuits are provided for collecting external switch quantity information, such as the switch status of a motor or an oil pump, etc. The main control module can determine the operating status of the controlled industrial equipment based on the collected switch quantity information, and send feedback information through the antenna communication module.

[0048] Embodiment 9, as Fig.10As shown, the driving module includes a chip U5, pin 2 of the chip U5 is connected to pin 3 of the transistor Q10 via a resistor R64, pin 2 of the transistor Q10 is grounded, pin 1 is connected to pin 37 of the chip U3, a first lead of pin 4 of the chip U5 is grounded via a resistor R67, a second lead is connected to pin 17 of the chip U3 via a resistor R65, pins 1 and 5 of the chip U5 are connected to pin 2 of the interface J2, and the model of the chip U5 is BTS6163D.

[0049] The input end of the drive module is connected to the IO port of the main control module, and the output end is connected to interface J2. An external device (such as a relay or solenoid valve, etc.) can be connected to the interface corresponding to interface J2, and remote control can be performed through the wireless communication module. After receiving the control instruction, the main control module sends a signal, and the drive module outputs control of the external device action. In this embodiment, the drive module is only provided with one drive. In actual use, a drive circuit can be added at the IO port of the main control module according to the situation of the external device to be controlled.

[0050] Embodiment 10, as Fig.11 As shown, the CAN module includes a chip U7, pins 1 and 4 of the chip U7 are connected to pins 45 and 44 of the chip U3 via resistors R37 and R36 respectively, pin 8 is connected to pin 53 of the chip U3, pins 6 and 7 are connected to pins 1 and 2 of a common-mode inductor L5 respectively, pins 4 and 3 of the common-mode inductor L5 are connected to pins 8 and 7 of the interface J2 respectively, a resistor R80 is arranged between pins 1 and 4 of the common-mode inductor L5, a resistor R81 is arranged between pins 2 and 3 of the common-mode inductor L5, the model of the common-mode inductor L5 is ACT45B-510-2P-TL003, and the model of the chip U7 is TJA1042T.

[0051] The CAN module can realize network communication between the main control module and the external devices required to be controlled, thereby realizing remote data transmission and control (such as lathe program instructions or sensor data, etc.) between the controlled industrial equipment.

[0052] Working principle of the present invention:

[0053] The staff issues control commands remotely, the antenna communication module receives the commands and transmits them to the main control module. The main control module issues a drive signal based on the control command information, and the drive module drives the external device to operate, or transmits the information to the connected industrial equipment through the CAN module. At the same time, the main control module collects the operating status of the industrial equipment through the switch input module and the CAN module, and feeds it back to the control center. The storage module can store the data information sent and received by the antenna device. When the equipment operates abnormally, it is convenient for maintenance personnel to find the problem through the data information.

[0054] It should be noted that the above-mentioned technical features are further combined with each other to form various embodiments not listed above, which are all deemed to be within the scope of the present invention; and, for ordinary technicians in this field, they can be improved or transformed according to the above description, and all these improvements and transformations should fall within the scope of protection of the claims attached to the present invention.

Claims

1. An antenna device for industrial equipment communication, characterized in that: include: A main control module, and a power module, an antenna communication module, a storage module, an indication module, a switch input module, a drive module and a CAN module connected to the main control module, wherein the power module provides a stable working power supply for the system, the antenna communication module receives control information and sends feedback information, the storage module can store the control information and the feedback information, the switch input module, the drive module and the CAN module are connected to an external device via an interface J2, the switch input module can collect an external switch input signal, the drive module is used to transmit the drive signal sent by the main control module, and the CAN module can enable network communication between the main control module and the external device; The main control module includes a chip U3, wherein the 5th and 6th pins of the chip U3 are connected to the 2nd and 1st pins of the crystal oscillator X2 via resistors R26 and R28 respectively, and the 2nd and 1st pins of the crystal oscillator X2 are grounded via capacitors C40 and C41 respectively, the 41st pin of the chip U3 is connected to the 1st pin of the transistor Q4, the 2nd pin of the transistor Q4 is grounded, and the 3rd pin is grounded via capacitor C559, the 40th pin of the chip U3 is connected to the 1st pin of the transistor Q44, and the 2nd pin of the transistor Q4 is grounded, and the model of the chip U3 is STM32F105 R8T7; the power module includes a first voltage conversion circuit, a second voltage conversion circuit, a third voltage conversion circuit and a backup battery circuit, the first voltage conversion circuit includes a chip U1, the first lead of the 2-pin of the chip U1 is connected to the first end of the resistor R14, the second lead is connected to the first end of the inductor L2, the third lead is connected to the 1-pin of the common-mode inductor L9, the first lead of the second end of the resistor R14 is connected to the 26-pin of the chip U3, the second lead is connected to the ground through the parallel resistors R20 and R21, the 4-pin of the common-mode inductor L9 is connected to the ground. The second end of the inductor L2 is connected to the ground, the 2nd pin is grounded, the 3rd pin is grounded via the inductor L10, the second end of the inductor L2 is connected to the 1st pin of the interface J2 via the inductor L1 and the diode D1, the model of the common mode inductor L9 is ACM70V-701-2PL-TL00, the model of the chip U1 is TPS54360B, the second voltage conversion circuit includes a chip U2, the 2nd pin of the chip U2 is connected to the 5V voltage, the first lead of the 1st pin of the chip U2 is connected to the 2nd pin of the chip U2 via the resistor R15, The second lead is connected to pin 3 of the transistor Q3, pin 2 of the transistor Q3 is grounded, pin 1 is connected to pin 39 of the chip U3, pin 5 of the chip U2 is connected to pin 4 of the chip U2 via resistor R16, pin 4 of the chip U2 is connected to a 3.8V voltage, the model of the chip U2 is MIC29302WU, the third voltage conversion circuit includes chip U6, pins 1 and 4 of the chip U6 are connected to a 5V voltage, pin 3 is connected to a 3.3V voltage, and the model of the chip U6 is TLS202B1MBV33.

2. The antenna device for industrial equipment communication according to claim 1, characterized in that: The backup battery circuit includes a chip U11 and an interface J3. Pin 1 of the chip U11 is connected to pin 4 of the chip U11 via a light-emitting diode LED6 and a resistor R30. The first lead of pin 4 of the chip U11 is connected to the first end of a resistor R84, and the second lead is connected to pin 3 of a MOS tube Q14. The second end of the resistor R84 is connected to a 5V voltage. Pin 2 of the MOS tube Q14 is connected to a 5V voltage, and pin 1 is connected to pin 3 of a transistor Q16 via a resistor R99. Pin 1 of the transistor Q16 is connected to the chip U3. Pin 29 of the chip U11, pin 2 is grounded, pin 3 is connected to a 5V voltage via a resistor R38, the first lead of pin 3 of the chip U11 is connected to a 5V voltage via a diode D8, the second lead is connected to a 3.8V voltage via a diode D10, the third lead is connected to pin 1 of the interface J3, pin 1 of the interface J3 is connected to pin 25 of the chip U3 via a resistor R89, the first lead of pin 2 of the interface J3 is grounded, the second lead is connected to pin 25 of the chip U3 via a resistor R90, and the model of the chip U11 is STC4054NM.

3. The antenna device for industrial equipment communication according to claim 2, characterized in that: The antenna communication module includes an antenna ANT1, a chip U100 and a SIM card slot CON1. ​​The antenna ANT1 is connected to pin 49 of the chip U100 via a Π-type filter circuit. The Π-type filter circuit is composed of a resistor R44 and capacitors C662 and C663. Pins 67 and 68 of the chip U100 are connected to pins 43 and 42 of the chip U3 via resistors R455 and R45, respectively. The first lead of pin 1 of the SIM card slot CON1 is connected to the first end of the magnetic bead FB1, and the second lead is connected to pin 5 of the diode TV1. The first lead of pin 2 of the SIM card slot CON1 is connected to pin 17 of the chip U100 via a resistor R54, and the second lead is connected to pin 1 of the diode TV1. The first lead of pin 3 of the SIM card slot CON1 is connected to the first end of the magnetic bead FB1, and the second lead is connected to pin 1 of the diode TV1. The first lead of the SIM card slot CON1 is connected to the 16th pin of the chip U100 through the resistor R55, and the second lead is connected to the 6th pin of the diode TV1. The first lead of the 4th pin of the SIM card slot CON1 is connected to the 15th pin of the chip U100 through the resistor R56, and the second lead is connected to the 4th pin of the diode TV1. The first lead of the 7th pin of the SIM card slot CON1 is connected to the 7th pin of the chip U100 through the resistor R98, and the second lead is connected to the 3rd pin of the diode TV1. The first lead of the 5th pin of the SIM card slot CON1 is connected to the 10th pin of the chip U100, and the second lead is connected to the first end of the magnetic bead FB1 through the capacitor C67. The second end of the magnetic bead FB1 is connected to the 14th pin of the chip U100. The model of the chip U100 is EC200N-CN.

4. The antenna device for industrial equipment communication according to claim 3, characterized in that: The storage module includes a chip U10 and an SD card U30. Pins 1, 2, 5 and 6 of the chip U10 are respectively connected to pins 20, 22, 21 and 23 of the chip U3. Pins 2, 3, 5 and 7 of the SD card U30 are respectively connected to pins 33, 36, 34 and 35 of the chip U3. The model of the chip U10 is MX25V4035FM1I.

5. The antenna device for industrial equipment communication according to claim 4, characterized in that: The indication module includes indicator lights LED3, LED4, LED5 and LED66. The cathode of the indicator light LED3 is grounded via a resistor R39, the anode is connected to pin 3 of transistor Q7, pin 2 of the transistor Q7 is connected to a 5V voltage, and pin 1 is connected to pin 52 of the chip U3 via a resistor R5. The anode of the indicator light LED4 is connected to a 5V voltage, the cathode is connected to pin 3 of transistor Q8 via a resistor R50, pin 2 of the transistor Q8 is grounded, and pin 1 is connected to pin 6 of the chip U100. The anode of the indicator light LED5 is connected to a 5V voltage, the cathode is connected to pin 3 of transistor Q9 via a resistor R53, pin 2 of the transistor Q9 is grounded, and pin 1 is connected to pin 5 of the chip U100. The anode of the indicator light LED66 is connected to a 3.8V voltage, and the cathode is connected to pin 61 of the chip U100 via a resistor R544.

6. The antenna device for industrial equipment communication according to claim 5, characterized in that: The switch input module includes a first switch input circuit and a second switch input circuit. In the first switch input circuit, the anode of the diode D100 is connected to the 12th pin of the interface J2, the first lead of the cathode of the diode D100 is connected to the 14th pin of the chip U3, the second lead is connected to the 1st pin of the transistor Q44 via the resistor R211, the 2nd pin of the transistor Q44 is grounded, the first lead of the 3rd pin of the transistor Q44 is connected to the 3.3V voltage via the resistor R23, and the second lead is connected to the 10th pin of the chip U3. In the second switch input circuit, the cathode of the diode D15 is connected to the 14th pin of the interface J2, the first lead of the anode of the diode D15 is connected to the 5V voltage via the resistor R62, and the second lead is connected to the 15th pin of the chip U3 via the resistor R62.

7. The antenna device for industrial equipment communication according to claim 6, characterized in that: The driving module includes a chip U5, wherein pin 2 of the chip U5 is connected to pin 3 of the transistor Q10 via a resistor R64, pin 2 of the transistor Q10 is grounded, pin 1 is connected to pin 37 of the chip U3, a first lead of pin 4 of the chip U5 is grounded via a resistor R67, a second lead is connected to pin 17 of the chip U3 via a resistor R65, pins 1 and 5 of the chip U5 are connected to pin 2 of the interface J2, and the model of the chip U5 is BTS6163D.

8. The antenna device for industrial equipment communication according to claim 7, characterized in that: The CAN module includes a chip U7, wherein pins 1 and 4 of the chip U7 are connected to pins 45 and 44 of the chip U3 via resistors R37 and R36 respectively, pin 8 is connected to pin 53 of the chip U3, pins 6 and 7 are connected to pins 1 and 2 of a common-mode inductor L5 respectively, pins 4 and 3 of the common-mode inductor L5 are connected to pins 8 and 7 of the interface J2 respectively, resistor R80 is arranged between pins 1 and 4 of the common-mode inductor L5, resistor R81 is arranged between pins 2 and 3 of the common-mode inductor L5, and the model of the common-mode inductor L5 is TJA1042T.

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