CN223413633U - Intelligent device based on wired communication and signal acquisition - Google Patents
Intelligent device based on wired communication and signal acquisitionInfo
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- CN223413633U CN223413633U CN202422772493.2U CN202422772493U CN223413633U CN 223413633 U CN223413633 U CN 223413633U CN 202422772493 U CN202422772493 U CN 202422772493U CN 223413633 U CN223413633 U CN 223413633U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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Abstract
本实用新型涉及物流自动化设备控制技术领域，公开了一种基于有线通信和信号采集的智能设备，包括采用有线通信方式进行实时通讯的控制器和工控机，所述工控机上设置有设备接口模块，所述设备接口模块的一侧设置有RS232接口、按键输入接口、路DL中断接口、RS485接口、CAN接口、电源接口；所述设备接口模块的另一侧设置有双色LED指示灯控制接口、用于连接传感器的信号输入接口、用于控制开关器件的信号输出接口；根据设备任务和操作人员的实际操作情况进行智能控制，实现设备和人员的高效配合不会出现数据不准等现象，通过后台数据和操作人员的实际情况进行设备调整，保证设备的运行效率和人员的工作效率实时匹配，做到不浪费人力也做到效率最大化。
The utility model relates to the technical field of logistics automation equipment control, and discloses an intelligent device based on wired communication and signal acquisition. The utility model comprises a controller and an industrial computer which communicate in real time by wired communication. The industrial computer is provided with a device interface module, and one side of the device interface module is provided with an RS232 interface, a key input interface, a DL interrupt interface, an RS485 interface, a CAN interface, and a power supply interface; the other side of the device interface module is provided with a dual-color LED indicator light control interface, a signal input interface for connecting a sensor, and a signal output interface for controlling a switch device; intelligent control is performed according to the device tasks and the actual operation conditions of the operator, so that efficient coordination between the device and the operator is achieved without the occurrence of data inaccuracy and the like; the device is adjusted according to the background data and the actual conditions of the operator, so as to ensure that the operation efficiency of the device and the work efficiency of the operator are matched in real time, so as to achieve maximum efficiency without wasting manpower.
Description
Technical Field
The utility model relates to the technical field of logistics automation equipment control, in particular to intelligent equipment based on wired communication and signal acquisition.
Background
The control of the logistics automation equipment is a key link in the modern logistics field, and the logistics automation equipment is dependent on various technical means such as advanced computer technology, sensor technology, automation control technology and the like, so that automation, intellectualization and high efficiency of logistics operation are realized. The automatic control technology realizes accurate control of all links on a production line through the cooperative work of equipment such as a PLC (programmable logic controller), a sensor, an executing mechanism and the like, the intelligent recognition and sorting technology (such as RFID, bar code scanning and image recognition) can rapidly and accurately recognize cargo information in a sorting link, and can realize rapid sorting and conveying of cargoes in cooperation with a high-speed sorting robot or an automatic conveying line, and an enterprise can remotely monitor the running state of the equipment through an Internet of things platform so as to discover and solve potential problems in time.
Through retrieval, the patent with the application number of CN202111564777.7 discloses a cloud-edge cooperative logistics equipment control method and system, and belongs to the field of logistics management. Aiming at the problems of high control cost and low automation of the existing logistics equipment, the utility model provides a cloud-edge cooperative logistics equipment control method, which comprises the steps that logistics terminal equipment is in an online mode or an offline mode; when the logistics terminal equipment is in an online mode, the cloud platform analyzes the running condition and the running state of the logistics terminal equipment from the received data, and meanwhile, the cloud platform dispatches the logistics terminal equipment through the edge gateway, and when the logistics terminal equipment is in an offline mode, the cloud platform collects and processes the data of a plurality of logistics terminal equipment, and the logistics terminal equipment of the plurality of terminals performs self-running and self-dispatching. According to the utility model, different control is respectively carried out under two states of on-line or off-line of the logistics terminal equipment, the use scenes of the equipment are enriched, the problems of complexity and high change cost of the traditional PLC centralized control equipment are effectively avoided, and the automation efficiency is high.
The related technology known in the prior art is to control the logistics automation equipment through a singlechip technology, and mainly adopts weak current control of embedded hardware, and does not have equipment unique identity marking, remote intelligent control, fault self-detection, simultaneous processing of multiple signal inputs and multiple signal outputs and the like;
in addition, the existing control mode is that equipment works and data delivery is not carried out in the background, the problems of manpower waste, low efficiency, low precision, inaccurate data and the like are caused in the operation process of the equipment, if personnel are busy, the equipment is not controlled, goods backlog can occur, the goods are scattered and placed in disorder, the goods are required to be rearranged, the working efficiency is affected, and the goods are damaged.
Therefore, the intelligent device based on wired communication and signal acquisition is required to be provided, data acquisition is achieved, and the logistics automation device is accurately controlled, so that the working efficiency and the accuracy of personnel are improved.
Disclosure of Invention
The utility model aims to provide intelligent equipment based on wired communication and signal acquisition, which is intelligently controlled according to the actual operation conditions of equipment tasks and operators, so that the phenomena of inaccurate data and the like can not occur in the efficient matching of the equipment and the operators, the equipment is adjusted through the background data and the actual conditions of the operators, the real-time matching of the operation efficiency of the equipment and the working efficiency of the operators is ensured, the labor is not wasted, and the efficiency is maximized, so that the problems in the background technology are solved.
The intelligent equipment based on wired communication and signal acquisition comprises a controller and an industrial personal computer which are communicated in real time in a wired communication mode, wherein an equipment interface module is arranged on the industrial personal computer, and one side of the equipment interface module is provided with an RS232 interface, a key input interface, a road DL interrupt interface, an RS485 interface, a CAN interface and a power interface;
The other side of the equipment interface module is provided with a double-color LED indicator lamp control interface, a signal input interface for connecting a sensor and a signal output interface for controlling a switching device;
The power interface is set to be a DC 12V power interface, the power interface is connected with a synchronous buck regulator, and the controller is provided with a main control circuit connected with the equipment interface module.
Preferably, the main control circuit comprises a processor chip U3, a wire holder J2, a MOS tube Q1 and a MOS tube Q2, wherein a resistor R16, a resistor R17 and a resistor R18 which are arranged in parallel are connected on a pin 1 of the wire holder J2, a resistor R14 is connected between a pin 2 of the wire holder J2 and a pole D of the MOS tube Q1, and a resistor R15 is connected between a pin 3 of the wire holder J2 and a pole D of the MOS tube Q2.
Preferably, the signal input interface includes a multi-channel signal input circuit, the signal input circuit includes a MOS transistor Q60, a G electrode of the MOS transistor Q60 is connected with a resistor R85 and a resistor R76, a D electrode of the MOS transistor Q60 is connected with a resistor R71 connected with a working voltage, and a D electrode of the MOS transistor Q60 is connected to 20 pins of the processor chip U3.
Preferably, the signal output interface comprises a multipath signal output circuit, the signal output circuit comprises a MOS tube Q86 and a MOS tube Q90, a resistor R125 is connected to the wiring end of the G pole of the MOS tube Q86 and the D pole of the MOS tube Q90, a resistor R121 is connected to the D pole of the MOS tube Q86, one end of the resistor R121 is connected to the input end of the power supply, a resistor R132 is connected to the G pole of the MOS tube Q90, and the G pole of the MOS tube Q90 is connected to the 36 pin of the processor chip U3.
Preferably, the RS232 interface includes an RS232 communication interface circuit, the RS232 communication interface circuit includes a communication chip U21 and a wire holder J21, a capacitor C21 is connected between pins 1 and 3 of the communication chip U21, a capacitor C25 is connected between pins 4 and 5 of the communication chip U21, a capacitor C24 is connected to pin 2 of the communication chip U21, a capacitor C26 is connected to pin 6 of the communication chip U21, a resistor R22 and an inductor B22 are connected in series to pin 7 of the communication chip U21, and a resistor R23 and an inductor B23 are connected in series to pin 8 of the communication chip U21;
The 9 feet of the communication chip U21 are connected to the 43 feet of the processor chip U3, the 10 feet of the communication chip U21 are connected to the 42 feet of the processor chip U3, one end of the inductor B23 is connected to the 2 feet of the wire holder J21, and one end of the inductor B22 is connected to the 3 feet of the wire holder J21.
Preferably, the CAN interface comprises a CAN bus circuit, the CAN bus circuit comprises a chip U20 and a transformer B3, the 1 pin of the chip U20 is connected to the 62 pin of the processor chip U3, the 4 pin of the chip U20 is connected to the 61 pin of the processor chip U3, the 7 pin of the chip U20 is connected to the 1 pin of the transformer B3, the 6 pin of the chip U20 is connected to the 3 pin of the transformer B3, and a capacitor C27, a capacitor C28 and an electrostatic diode D20 which are connected in series are connected in parallel between the 2 pin and the 4 pin of the transformer B3.
Preferably, the RS485 interface includes an RS485 communication interface circuit, the RS485 communication interface circuit includes a chip U23 and a transformer B1, a pin 1 of the chip U23 is connected to a pin 52 of the processor chip U3, a pin 2 and a pin 3 of the chip U23 are connected to a pin 50 of the processor chip U3, and a pin 1 of the chip U23 is connected to a pin 51 of the processor chip U3;
A resistor R29 is connected between the terminal between the 7 pin of the chip U23 and the 1 pin of the transformer B1, and between the terminal between the 6 pin of the chip U23 and the 3 pin of the transformer B1, and a suppressor diode D24 is connected between the 2 pin and the 3 pin of the transformer B1.
Preferably, the synchronous buck regulator comprises a voltage stabilizing circuit, the voltage stabilizing circuit comprises a voltage stabilizing chip U1, a capacitor C1 is connected between a1 pin and a 6 pin of the voltage stabilizing chip U1, a resistor R4 is connected between a4 pin and a 5 pin of the voltage stabilizing chip U1, a capacitor C3 and a capacitor C7 which are arranged in parallel are further connected on the 5 pin of the voltage stabilizing chip U1, an inductor L1 and a resistor R3 are connected between a 3 pin and the 6 pin of the voltage stabilizing chip U1, and a terminal of the inductor L1 and the resistor R3 is connected with a capacitor C4 and a capacitor C5 which are arranged in parallel and a diode D1 which outputs 5V voltage.
Compared with the prior art, the utility model has the beneficial effects that:
1. According to the utility model, intelligent control is performed according to the equipment tasks and the actual operation conditions of operators, so that the phenomena of inaccurate data and the like can not occur in the efficient matching of equipment and operators;
2. According to the utility model, equipment is adjusted through background data and actual conditions of operators, so that the running efficiency of the equipment is guaranteed to be matched with the working efficiency of the operators in real time, and the efficiency is maximized without wasting manpower.
Drawings
FIG. 1 is a schematic diagram of an equipment interface module of the present utility model;
FIG. 2 is a circuit diagram of a signal input circuit according to the present utility model;
FIG. 3 is a circuit diagram of the signal output of the present utility model;
FIG. 4 is a circuit diagram of an RS232 communication interface circuit of the present utility model;
FIG. 5 is a circuit diagram of a CAN bus circuit of the utility model;
FIG. 6 is a circuit diagram of an RS485 communication interface circuit of the utility model;
FIG. 7 is a circuit diagram of a voltage stabilizing circuit according to the present utility model;
Fig. 8 is a circuit diagram of a master circuit of the present utility model.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-8, the utility model provides a technical scheme that an intelligent device based on wired communication and signal acquisition can realize localized management or remote management, accurately control the running state of a running water unloading platform, including running, stopping, light prompting and automatic fault alarming of the device, and comprises:
The device comprises a controller and an industrial personal computer which are in real-time communication in a wired communication mode, wherein an equipment interface module is arranged on the industrial personal computer, and one side of the equipment interface module is provided with an RS232 interface, a key input interface, a road DL interrupt interface, an RS485 interface, a CAN interface and a power interface;
The data set interaction is carried out through a wired communication interface (RS 485 interface and RS232 interface), an industrial personal computer and a controller, so that data acquisition is realized, equipment is accurately controlled, and the working efficiency and the accuracy of personnel are provided.
The equipment is mainly applied to industrial automation communication, goods sorting of express logistics, storage goods loading and unloading, starting, running, alarm prompt and the like of automation equipment.
The other side of the equipment interface module is provided with a double-color LED indicator lamp control interface, a signal input interface for connecting a sensor and a signal output interface for controlling a switching device;
the control interface of the bicolor LED indicator is provided with one, the signal input interface is provided with 7 paths, and the signal output interface is also provided with 7 paths.
Types of sensors include, but are not limited to, photoelectric sensors, proximity sensors, infrared sensors, acceleration sensors, opto-isolator, magnetic force sensors, etc.;
The external equipment controlled by the switching device comprises, but is not limited to, functional devices such as keys, alarm lamps, relays and the like for controlling and prompting the equipment.
The power interface is set to be a DC 12V power interface, the power interface is connected with a synchronous buck regulator, and the controller is provided with a main control circuit connected with the equipment interface module.
The working power of the equipment is 20W, and a 12V 2A switching power supply is needed.
The original mode is that equipment works and backstage does not enter data delivery, and the equipment operation process can appear wasting manpower, inefficiency, and the precision is low, inaccurate scheduling problem of data. The existing mode can be intelligently controlled according to the actual operation conditions of equipment tasks and operators, so that the phenomena of inaccurate data and the like can not occur in the efficient matching of equipment and operators.
The original mode is that if personnel are busy, equipment is uncontrolled, and not only goods backlog can appear, leads to goods to put in disorder, still need regular goods again, marketing work efficiency, more people can damage goods etc.. The existing mode adjusts equipment through background data and actual conditions of operators, so that the running efficiency of the equipment and the working efficiency of the operators are guaranteed to be matched in real time, labor is not wasted, and efficiency is maximized.
The intelligent control device can realize intelligent data communication with a PC (personal computer), an industrial personal computer, a tablet (android or WINDOWS) or a PLC through a wired communication technology (RS 232, RS485 communication and the Internet), realize accurate control and data acquisition interaction, and simultaneously control the starting and stopping of a motor, calculation and statistics of the quantity of goods, management of goods in and out, equipment fault detection and the like through commands.
The method comprises the steps of uniformly managing a plurality of sensors and a plurality of control IO, controlling in a branch mode, realizing information input through interaction between a computer and background data, and supplying power to equipment by adopting a DC12V power supply. The equipment detects goods through the photoelectric sensor and transmits goods information to the computer or the tablet, the equipment collects bar code or label information according to the condition of the goods and sends the bar code or label information to the background database, the background database matches the goods address information according to the bar code information and sends out corresponding commands, the command information is transmitted to the equipment through wired communication, and the working state of the current equipment is controlled according to the received information. The device will also force the operating state of the device according to the key or fault code information.
The main control circuit comprises a processor chip U3, a wire holder J2, a MOS tube Q1 and a MOS tube Q2, wherein a resistor R16, a resistor R17 and a resistor R18 which are arranged in parallel are connected on a 1 pin of the wire holder J2, a resistor R14 is connected between a 2 pin of the wire holder J2 and a D pole of the MOS tube Q1, and a resistor R15 is connected between a 3 pin of the wire holder J2 and a D pole of the MOS tube Q2.
Specifically, one end of a resistor R16 is connected to a 48 pin (connected with 3.3V working voltage) of the processor chip U3, a resistor R17 is connected with 5V voltage, and a resistor R18 is connected with a power input end;
The G pole of the MOS transistor Q1 is connected to the 58 pin of the processor chip U3, and the G pole of the MOS transistor Q2 is connected to the 57 pin of the processor chip U3.
The main control circuit further comprises a wire holder J4 and a wire holder J5, wherein the 1 pin of the wire holder J4 is connected with the 1 pin of the wire holder J5, the 2 pin of the wire holder J4 is connected with the 2 pin of the wire holder J5, the 3 pin of the wire holder J4 is connected with the 3 pin of the wire holder J5, and the 5 pin of the wire holder J4 is connected with the 4 pin of the wire holder J5.
The signal input interface comprises a multipath signal input circuit, the signal input circuit comprises a MOS tube Q60, the G pole of the MOS tube Q60 is respectively connected with a resistor R85 and a resistor R76, the D pole of the MOS tube Q60 is connected with a resistor R71 connected with working voltage, and the D pole of the MOS tube Q60 is connected to the 20 pins of the processor chip U3.
The signal output interface comprises a multipath signal output circuit, the signal output circuit comprises a MOS tube Q86 and a MOS tube Q90, a resistor R125 is connected to the wiring end of the G pole of the MOS tube Q86 and the D pole of the MOS tube Q90, a resistor R121 is connected to the D pole of the MOS tube Q86, one end of the resistor R121 is connected to the input end of a power supply, a resistor R132 is connected to the G pole of the MOS tube Q90, and the G pole of the MOS tube Q90 is connected to the 36 pin of the processor chip U3.
The RS232 interface comprises an RS232 communication interface circuit, the RS232 communication interface circuit comprises a communication chip U21 and a wiring seat J21, a capacitor C21 is connected between a pin 1 and a pin 3 of the communication chip U21, a capacitor C25 is connected between a pin 4 and a pin 5 of the communication chip U21, a capacitor C24 is connected to a pin 2 of the communication chip U21, a capacitor C26 is connected to a pin 6 of the communication chip U21, a resistor R22 and an inductor B22 are connected in series to a pin 7 of the communication chip U21, and a resistor R23 and an inductor B23 are connected in series to a pin 8 of the communication chip U21;
The 9 feet of the communication chip U21 are connected to the 43 feet of the processor chip U3, the 10 feet of the communication chip U21 are connected to the 42 feet of the processor chip U3, one end of the inductor B23 is connected to the 2 feet of the wire holder J21, and one end of the inductor B22 is connected to the 3 feet of the wire holder J21.
The 2 feet of the wire holder J21 are respectively connected with a diode D21 and a capacitor C30, the 3 feet of the wire holder J21 are respectively connected with a diode D22 and a capacitor C31, the 5 feet of the wire holder J21 are connected with a capacitor C32, and one ends of the capacitor C30, the capacitor C31, the capacitor C32, the diode D21 and the diode D22 are grounded.
The CAN interface comprises a CAN bus circuit, the CAN bus circuit comprises a chip U20 and a transformer B3, the 1 pin of the chip U20 is connected to the 62 pin of the processor chip U3, the 4 pin of the chip U20 is connected to the 61 pin of the processor chip U3, the 7 pin of the chip U20 is connected to the 1 pin of the transformer B3, the 6 pin of the chip U20 is connected to the 3 pin of the transformer B3, and a capacitor C27, a capacitor C28 and an electrostatic diode D20 which are connected in series are connected in parallel between the 2 pin and the 4 pin of the transformer B3.
A resistor R20 and a resistor R21 are connected between the 6 pins and the 7 pins of the chip U20, and one end of the resistor R21 is connected with a capacitor C29.
The RS485 interface comprises an RS485 communication interface circuit, the RS485 communication interface circuit comprises a chip U23 and a transformer B1, a pin 1 of the chip U23 is connected to a pin 52 of a processor chip U3, a pin 2 and a pin 3 of the chip U23 are connected to a pin 50 of the processor chip U3, and a pin 1 of the chip U23 is connected to a pin 51 of the processor chip U3;
A resistor R29 is connected between the terminal between the 7 pin of the chip U23 and the 1 pin of the transformer B1, and between the terminal between the 6 pin of the chip U23 and the 3 pin of the transformer B1, one end of the resistor R29 is connected with a grounded resistor R26, the other end of the resistor R29 is connected with a resistor R30 connected with 5V, and a suppressor diode D24 is connected between the 2 pin and the 3 pin of the transformer B1.
A capacitor C36 is connected between the 1 pin and the 3 pin of the suppressor diode D24, and a capacitor C40 is connected between the 2 pin and the 3 pin of the suppressor diode D24.
The synchronous buck regulator comprises a voltage stabilizing circuit, the voltage stabilizing circuit comprises a voltage stabilizing chip U1, a capacitor C1 is connected between a 1 pin and a 6 pin of the voltage stabilizing chip U1, a resistor R4 is connected between a 4 pin and a 5 pin of the voltage stabilizing chip U1, a capacitor C3 and a capacitor C7 which are arranged in parallel are further connected on the 5 pin of the voltage stabilizing chip U1, an inductor L1 and a resistor R3 are connected between a 3 pin and the 6 pin of the voltage stabilizing chip U1, and the wiring ends of the inductor L1 and the resistor R3 are connected with a capacitor C4 and a capacitor C5 which are arranged in parallel and a diode D1 which outputs 5V voltage.
The voltage stabilizing circuit further comprises a wire holder J1, and a capacitor C2 and a diode D2 which are arranged in parallel are connected between the 1 pin and the 2 pin of the wire holder J1.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The intelligent device based on wired communication and signal acquisition is characterized by comprising a controller and an industrial personal computer which are in real-time communication in a wired communication mode, wherein an equipment interface module is arranged on the industrial personal computer, and one side of the equipment interface module is provided with an RS232 interface, a key input interface, a road DL interrupt interface, an RS485 interface, a CAN interface and a power interface;
The other side of the equipment interface module is provided with a double-color LED indicator lamp control interface, a signal input interface for connecting a sensor and a signal output interface for controlling a switching device;
The power interface is set to be a DC 12V power interface, the power interface is connected with a synchronous buck regulator, and the controller is provided with a main control circuit connected with the equipment interface module.
2. The intelligent device based on wired communication and signal acquisition according to claim 1, wherein the main control circuit comprises a processor chip U3, a wire holder J2, a MOS tube Q1 and a MOS tube Q2, a resistor R16, a resistor R17 and a resistor R18 which are arranged in parallel are connected on a pin 1 of the wire holder J2, a resistor R14 is connected between a pin 2 of the wire holder J2 and a D pole of the MOS tube Q1, and a resistor R15 is connected between a pin 3 of the wire holder J2 and a D pole of the MOS tube Q2.
3. The intelligent device based on wired communication and signal acquisition according to claim 2, wherein the signal input interface comprises a multi-channel signal input circuit, the signal input circuit comprises a MOS tube Q60, a G electrode of the MOS tube Q60 is respectively connected with a resistor R85 and a resistor R76, a D electrode of the MOS tube Q60 is connected with a resistor R71 connected with working voltage, and a D electrode of the MOS tube Q60 is connected to 20 pins of a processor chip U3.
4. The intelligent device based on wired communication and signal acquisition according to claim 2, wherein the signal output interface comprises a multipath signal output circuit, the signal output circuit comprises a MOS tube Q86 and a MOS tube Q90, a resistor R125 is connected to a wiring terminal of a G pole of the MOS tube Q86 and a D pole of the MOS tube Q90, a resistor R121 is connected to the D pole of the MOS tube Q86, one end of the resistor R121 is connected to an input end of a power supply, a resistor R132 is connected to the G pole of the MOS tube Q90, and the G pole of the MOS tube Q90 is connected to a 36 pin of a processor chip U3.
5. The intelligent device based on wired communication and signal acquisition according to claim 2, wherein the RS232 interface comprises an RS232 communication interface circuit, the RS232 communication interface circuit comprises a communication chip U21 and a wire holder J21, a capacitor C21 is connected between pins 1 and 3 of the communication chip U21, a capacitor C25 is connected between pins 4 and 5 of the communication chip U21, a capacitor C24 is connected to pin 2 of the communication chip U21, a capacitor C26 is connected to pin 6 of the communication chip U21, a resistor R22 and an inductor B22 are connected in series to pin 7 of the communication chip U21, and a resistor R23 and an inductor B23 are connected in series to pin 8 of the communication chip U21;
The 9 feet of the communication chip U21 are connected to the 43 feet of the processor chip U3, the 10 feet of the communication chip U21 are connected to the 42 feet of the processor chip U3, one end of the inductor B23 is connected to the 2 feet of the wire holder J21, and one end of the inductor B22 is connected to the 3 feet of the wire holder J21.
6. The intelligent device based on wired communication and signal acquisition according to claim 2, wherein the CAN interface comprises a CAN bus circuit, the CAN bus circuit comprises a chip U20 and a transformer B3, a pin 1 of the chip U20 is connected to a pin 62 of the processor chip U3, a pin 4 of the chip U20 is connected to a pin 61 of the processor chip U3, a pin 7 of the chip U20 is connected to a pin 1 of the transformer B3, a pin 6 of the chip U20 is connected to a pin 3 of the transformer B3, and a capacitor C27, a capacitor C28 and an electrostatic diode D20 which are connected in series are connected in parallel between a pin 2 and a pin 4 of the transformer B3.
7. The intelligent device based on wired communication and signal acquisition according to claim 2, wherein the RS485 interface comprises an RS485 communication interface circuit, the RS485 communication interface circuit comprises a chip U23 and a transformer B1, a pin 1 of the chip U23 is connected to a pin 52 of a processor chip U3, a pin 2 and a pin 3 of the chip U23 are connected to a pin 50 of the processor chip U3, and a pin 1 of the chip U23 is connected to a pin 51 of the processor chip U3;
A resistor R29 is connected between the terminal between the 7 pin of the chip U23 and the 1 pin of the transformer B1, and between the terminal between the 6 pin of the chip U23 and the 3 pin of the transformer B1, and a suppressor diode D24 is connected between the 2 pin and the 3 pin of the transformer B1.
8. The intelligent device based on wired communication and signal acquisition, which is characterized in that the synchronous buck regulator comprises a voltage stabilizing circuit, the voltage stabilizing circuit comprises a voltage stabilizing chip U1, a capacitor C1 is connected between a1 pin and a 6 pin of the voltage stabilizing chip U1, a resistor R4 is connected between a 4 pin and a 5 pin of the voltage stabilizing chip U1, a capacitor C3 and a capacitor C7 which are arranged in parallel are also connected on the 5 pin of the voltage stabilizing chip U1, an inductor L1 and a resistor R3 are connected between a 3 pin and a 6 pin of the voltage stabilizing chip U1, and a capacitor C4 and a capacitor C5 which are arranged in parallel and a diode D1 which outputs 5V voltage are connected at the terminal of the inductor L1 and the resistor R3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422772493.2U CN223413633U (en) | 2024-11-14 | 2024-11-14 | Intelligent device based on wired communication and signal acquisition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202422772493.2U CN223413633U (en) | 2024-11-14 | 2024-11-14 | Intelligent device based on wired communication and signal acquisition |
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| CN223413633U true CN223413633U (en) | 2025-10-03 |
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| CN202422772493.2U Active CN223413633U (en) | 2024-11-14 | 2024-11-14 | Intelligent device based on wired communication and signal acquisition |
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