CN111756398A - Utilize in experimental facilities intelligent monitoring system's communication circuit - Google Patents
Utilize in experimental facilities intelligent monitoring system's communication circuit Download PDFInfo
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- CN111756398A CN111756398A CN202010498983.1A CN202010498983A CN111756398A CN 111756398 A CN111756398 A CN 111756398A CN 202010498983 A CN202010498983 A CN 202010498983A CN 111756398 A CN111756398 A CN 111756398A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
Abstract
The invention discloses a communication circuit for an intelligent monitoring system of experimental equipment, which comprises a communication chip, wherein a first pin of the communication chip is connected with a first optical coupler, a second pin and a third pin of the communication chip are connected with a second optical coupler, a fourth pin of the communication chip is connected with a third optical coupler, a fifth pin of the communication chip is grounded and is connected with an eighth pin of the communication chip through a first capacitor and a second capacitor, and a first resistor and a first voltage stabilizing suppression diode are connected between a sixth pin and a seventh diode of the communication chip. The invention has the beneficial effects that: the invention is connected with an RTC battery circuit, an LDO power supply circuit, a voltage sampling circuit, a current sampling circuit, a pulse output circuit and a CPU circuit, a plurality of groups of different circuit modules are matched to improve the use versatility of the communication circuit, the communication circuit is provided with a plurality of groups of optocouplers and voltage stabilizing suppression diodes, and the voltage stabilizing suppression diodes can improve the stability of the circuit.
Description
Technical Field
The invention relates to the technical field of experiment monitoring, in particular to a communication circuit applied to an intelligent monitoring system of experiment equipment.
Background
Internet of Things (Internet of Things) refers to Ubiquitous (infrastructure) end Devices (Devices) and Facilities (Facilities), including sensors with "internal intelligence", mobile terminals, industrial systems, building control systems, home intelligence Facilities, video monitoring systems, etc., and "external Enabled" (Enabled) such as RFID-attached Assets (Assets), wireless terminal-carrying individuals and vehicles, etc. "intelligent objects or animals" or "intelligent dust" (Mote), and the Internet (Intranet), private network (extra), and/or Internet (Internet) environment, where appropriate information security mechanisms are used to provide safe, controllable, and personalized real-time online monitoring, and even real-time online monitoring, The management and service functions of positioning and tracing, alarm linkage, scheduling command, plan management, remote control, safety precaution, remote maintenance, online upgrade, statistical forms, decision support, a leader desktop (a centralized CockpitDashboard) and the like realize the integration of ' high-efficiency, energy-saving, safe and environment-friendly ' management, control and camp on all things '.
The application of the internet of things mainly relates to three parts from the technical aspect, namely external perception, perception information transmission (information transmission can be realized by nodes through wireless networking), information processing and feedback control. The intelligent technology runs through the whole Internet of things and is the core of the core technology. The perception can be intelligent perception, can be multi-node cooperative perception, and can also be an intelligent recognition perception system.
The internet of things is a revolutionary development of another information industry that follows computers, the internet, and mobile communications. Currently, the internet of things is formally listed as one of strategic emerging industries of national key development. The Internet of things industry has the characteristics of long industrial chain and multiple industry groups, and the application range of the Internet of things industry almost covers all industries.
With the popularization of the internet of things, at present, no special internet of things laboratory exists in colleges and universities, and students cannot personally experience the performance of the internet of things. In addition, the students usually operate independently in the experiment, and teachers cannot guide a plurality of students at the same time, cannot know the experimental operation conditions of the students in real time, and cannot monitor the experimental process in time.
The monitoring system needs a communication circuit, and the signal transmission effect of the communication circuit in the prior art is poor.
Therefore, it is necessary to provide a communication circuit for an intelligent monitoring system of an experimental facility.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, provides a communication circuit for an intelligent monitoring system of experimental equipment and solves the problems.
In order to solve the technical problems, the invention is realized by the following technical scheme:
a communication circuit used for an intelligent monitoring system of experimental equipment comprises a signal circuit, wherein the signal circuit is connected with a main board circuit, the main board circuit is connected with a power supply circuit, an RTC battery circuit, an LDO power supply circuit, a voltage sampling circuit, a current sampling circuit, a pulse output circuit and a CPU circuit, the signal circuit comprises a communication chip, a first pin of the communication chip is connected with a first optocoupler, a second pin and a third pin of the communication chip are connected with a second optocoupler, a fourth pin of the communication chip is connected with a third optocoupler, a fifth pin of the communication chip is grounded and is connected with an eighth pin of the communication chip through a first capacitor and a second capacitor, a first resistor and a first voltage stabilizing and suppressing diode are connected between a sixth pin and a seventh diode of the communication chip, the first optocoupler is respectively connected with a second resistor, a third resistor and a second voltage stabilizing and suppressing diode, the second resistor is grounded through a third capacitor, the third resistor is grounded through a fourth capacitor, and the second voltage stabilizing suppression diode is grounded.
Preferably, the second optocoupler is further connected with a fourth resistor and a fifth resistor, the fourth resistor is connected with a 3V power supply, and the fifth resistor is grounded through a fifth capacitor.
Preferably, the third optocoupler is further connected with a sixth resistor and a seventh resistor, the sixth resistor is connected with a 3V power supply, and the seventh resistor is grounded through a sixth capacitor.
Preferably, the first optical coupler, the second optical coupler and the third optical coupler are respectively connected with a 5V power supply through an eighth resistor, a ninth resistor and a tenth resistor.
Preferably, the power supply circuit includes a power supply chip, the first pin and the second pin of the power supply chip are grounded, the third pin of the power supply chip is grounded through a seventh capacitor, and the fourth pin of the power supply chip is grounded through an eighth capacitor.
Preferably, the fifth pin of the power supply chip is grounded through a ninth capacitor.
Preferably, the sixth pin of the power supply chip is grounded through a tenth capacitor and an eleventh capacitor.
The invention has the beneficial effects that: the invention is connected with an RTC battery circuit, an LDO power supply circuit, a voltage sampling circuit, a current sampling circuit, a pulse output circuit and a CPU circuit, a plurality of groups of different circuit modules are matched to improve the use versatility of the communication circuit, the communication circuit is provided with a plurality of groups of optocouplers and voltage stabilizing suppression diodes, and the voltage stabilizing suppression diodes can improve the stability of the circuit.
The conception, the specific structure and the technical effects of the present invention will be further described with reference to the accompanying drawings to fully understand the objects, the features and the effects of the present invention.
Drawings
FIG. 1 is a block diagram of a communication circuit for an intelligent monitoring system of experimental equipment according to the present invention;
fig. 2 is a power supply circuit diagram of the present invention.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1 and fig. 2, a communication circuit for an intelligent monitoring system of experimental equipment includes a signal circuit, the signal circuit is connected with a main board circuit, the main board circuit is connected with a power circuit, an RTC battery circuit, an LDO power circuit, a voltage sampling circuit, a current sampling circuit, a pulse output circuit and a CPU circuit, the signal circuit includes a communication chip U1, a first pin of the communication chip U1 is connected with a first optocoupler U2, a second pin and a third pin of the communication chip U1 are connected with a second optocoupler U3, a fourth pin of the communication chip U1 is connected with a third optocoupler U4, a fifth pin of the communication chip U1 is grounded and is connected with an eighth pin of the communication chip U1 through a first ground capacitor C1 and a second capacitor C2, a first resistor R1 and a first voltage-stabilizing diode D1 are connected between the sixth pin and the seventh pin of the communication chip U1, the first optocoupler U1 is connected with a second resistor R2, a third resistor R3 and a second voltage-stabilizing suppression diode D2 respectively, the second resistor R2 is grounded through a third capacitor C2, the third resistor R3 is grounded through a fourth capacitor C4, and the second voltage-stabilizing suppression diode D2 is grounded.
Further, the second optocoupler U3 is further connected with a fourth resistor R4 and a fifth resistor R5, the fourth resistor R4 is connected to a 3V power supply, and the fifth resistor R5 is grounded through a fifth capacitor C5.
Further, the third optocoupler U4 is further connected with a sixth resistor R6 and a seventh resistor R7, the sixth resistor R6 is connected to a 3V power supply, and the seventh resistor R7 is grounded through a sixth capacitor C6.
Further, the first optical coupler U2, the second optical coupler U3 and the third optical coupler U4 are respectively connected with a 5V power supply through an eighth resistor R8, a ninth resistor R9 and a tenth resistor R10.
Further, the power supply circuit comprises a power supply chip U5, the first pin and the second pin of the power supply chip U5 are grounded, the third pin of the power supply chip U5 is grounded through a seventh capacitor C7, and the fourth pin of the power supply chip U5 is grounded through an eighth capacitor C8.
Further, the fifth pin of the power chip U5 is grounded through a ninth capacitor C9.
Further, the sixth pin of the power chip U5 is grounded through a tenth capacitor C10 and an eleventh capacitor C11.
The invention has the beneficial effects that: the invention is connected with an RTC battery circuit, an LDO power supply circuit, a voltage sampling circuit, a current sampling circuit, a pulse output circuit and a CPU circuit, a plurality of groups of different circuit modules are matched to improve the use versatility of the communication circuit, the communication circuit is provided with a plurality of groups of optocouplers and voltage stabilizing suppression diodes, and the voltage stabilizing suppression diodes can improve the stability of the circuit.
The working principle is as follows: the signal circuit is connected with a mainboard circuit, the mainboard circuit is connected with a power supply circuit, an RTC battery circuit, an LDO power supply circuit, a voltage sampling circuit, a current sampling circuit, a pulse output circuit and a CPU circuit, the signal circuit comprises a communication chip, a first pin of the communication chip U1 is connected with a first optocoupler U2, a second pin and a third pin of the communication chip U1 are connected with a second optocoupler U3, a fourth pin of the communication chip U1 is connected with a third optocoupler U4, a fifth pin of the communication chip U1 is grounded and is connected with an eighth pin of the communication chip U1 through a first capacitor C1 and a second capacitor C2, a first resistor R1 and a first voltage stabilizing and suppressing diode D8 are connected between a sixth pin and a seventh pin of the communication chip U1, the first optocoupler U2 is respectively connected with a second resistor R2, a third resistor R3 and a second voltage stabilizing and suppressing diode D2, the second resistor R2 is grounded through a third capacitor C3968642 and a fourth resistor 4, the second voltage-stabilizing suppression diode D2 is grounded, the second optical coupler U3 is further connected with a fourth resistor R4 and a fifth resistor R5, the fourth resistor R4 is connected with a 3V power supply, the fifth resistor R5 is grounded through a fifth capacitor C5, the third optical coupler U3 is further connected with a sixth resistor R6 and a seventh resistor R7, the sixth resistor R6 is connected with the 3V power supply, and the seventh resistor R7 is grounded through a sixth capacitor C6.
The foregoing detailed description of the preferred embodiments of the invention has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.
Claims (7)
1. The utility model provides a utilize in communication circuit of experimental facilities intelligent monitoring system which characterized in that: the signal circuit is connected with a main board circuit, the main board circuit is connected with a power circuit, an RTC battery circuit, an LDO power circuit, a voltage sampling circuit, a current sampling circuit, a pulse output circuit and a CPU circuit, the signal circuit comprises a communication chip (U1), a first pin of the communication chip (U1) is connected with a first optical coupler (U2), a second pin and a third pin of the communication chip (U1) are connected with a second optical coupler (U3), a fourth pin of the communication chip (U1) is connected with a third optical coupler (U4), a fifth pin of the communication chip (U1) is grounded and is connected with an eighth pin of the communication chip (U1) through a first ground capacitor (C1) and a second ground capacitor (C2), a first resistor (R1) and a first voltage-stabilizing suppression diode (D1) are connected between a sixth pin and a seventh pin of the communication chip (U1), first opto-coupler (U1) is connected with second resistance (R2), third resistance (R3) and second voltage regulation and restraines diode (D2) respectively, second resistance (R2) through third electric capacity (C2) ground connection, third resistance (R3) through fourth electric capacity (C4) ground connection, second voltage regulation and restraines diode (D2) ground connection.
2. The communication circuit for the intelligent monitoring system of the experimental equipment, as set forth in claim 1, wherein: the second optical coupler (U3) is further connected with a fourth resistor (R4) and a fifth resistor (R5), the fourth resistor (R4) is connected with a 3V power supply, and the fifth resistor (R5) is grounded through a fifth capacitor (C5).
3. The communication circuit for the intelligent monitoring system of the experimental equipment, as set forth in claim 1, wherein: the third optical coupler (U4) is further connected with a sixth resistor (R6) and a seventh resistor (R7), the sixth resistor (R6) is connected with a 3V power supply, and the seventh resistor (R7) is grounded through a sixth capacitor (C6).
4. The communication circuit for the intelligent monitoring system of the experimental equipment, as set forth in claim 1, wherein: the first optical coupler (U2), the second optical coupler (U3) and the third optical coupler (U4) are respectively connected with a 5V power supply through an eighth resistor (R8), a ninth resistor (R9) and a tenth resistor (R10).
5. The communication circuit for the intelligent monitoring system of the experimental equipment, as set forth in claim 1, wherein: the power supply circuit comprises a power supply chip (U5), wherein a first pin and a second pin of the power supply chip (U5) are grounded, a third pin of the power supply chip (U5) is grounded through a seventh capacitor (C7), and a fourth pin of the power supply chip (U5) is grounded through an eighth capacitor (C8).
6. The communication circuit for the intelligent monitoring system of the experimental equipment, as set forth in claim 1, wherein: the fifth pin of the power supply chip (U5) is grounded through a ninth capacitor (C9).
7. The communication circuit for the intelligent monitoring system of the experimental equipment, as set forth in claim 1, wherein: the sixth pin of the power chip (U5) is grounded through a tenth capacitor (C10) and an eleventh capacitor (C11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010498983.1A CN111756398A (en) | 2020-06-04 | 2020-06-04 | Utilize in experimental facilities intelligent monitoring system's communication circuit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010498983.1A CN111756398A (en) | 2020-06-04 | 2020-06-04 | Utilize in experimental facilities intelligent monitoring system's communication circuit |
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| CN111756398A true CN111756398A (en) | 2020-10-09 |
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| CN202010498983.1A Pending CN111756398A (en) | 2020-06-04 | 2020-06-04 | Utilize in experimental facilities intelligent monitoring system's communication circuit |
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| CN207664704U (en) * | 2017-12-06 | 2018-07-27 | 上海电科电器科技有限公司 | A kind of automatic transfer switch controller circuit |
| CN207991652U (en) * | 2017-12-29 | 2018-10-19 | 天津市迅尔仪表科技有限公司 | A kind of flow calibration automatic control system pulse collection module |
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| US20180159574A1 (en) * | 2016-12-06 | 2018-06-07 | Contemporary Amperex Technology Co., Limited | Wakeup circuit for battery sampling integrated chip and battery energy storage system |
| CN207664704U (en) * | 2017-12-06 | 2018-07-27 | 上海电科电器科技有限公司 | A kind of automatic transfer switch controller circuit |
| CN207991652U (en) * | 2017-12-29 | 2018-10-19 | 天津市迅尔仪表科技有限公司 | A kind of flow calibration automatic control system pulse collection module |
| CN108278750A (en) * | 2018-03-12 | 2018-07-13 | 广州市浩翔计算机科技有限公司 | A kind of intelligent infrared management system |
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Application publication date: 20201009 |