CN216927418U - Long-range switching value voltage terminal based on loRa - Google Patents

Long-range switching value voltage terminal based on loRa Download PDF

Info

Publication number
CN216927418U
CN216927418U CN202220760220.4U CN202220760220U CN216927418U CN 216927418 U CN216927418 U CN 216927418U CN 202220760220 U CN202220760220 U CN 202220760220U CN 216927418 U CN216927418 U CN 216927418U
Authority
CN
China
Prior art keywords
pin
circuit
voltage
input
terminal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202220760220.4U
Other languages
Chinese (zh)
Inventor
刘晓林
胡涛
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chengdu Zhc Technology Co ltd
Original Assignee
Chengdu Zhc Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Chengdu Zhc Technology Co ltd filed Critical Chengdu Zhc Technology Co ltd
Priority to CN202220760220.4U priority Critical patent/CN216927418U/en
Application granted granted Critical
Publication of CN216927418U publication Critical patent/CN216927418U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • 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
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
    • Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
    • Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission

Landscapes

  • Dc-Dc Converters (AREA)

Abstract

The utility model belongs to the technical field of switching value terminal equipment, and discloses a remote switching value voltage terminal based on LoRa, which comprises: an input terminal and an output terminal; the input terminal is used for receiving the node input and the voltage input data and sending the node input and the voltage input data to the output terminal; the output terminal processes the node input and voltage input data and outputs a relay switch signal and a voltage signal; the input terminal comprises a switching value input circuit and a voltage input circuit, the output terminal comprises a switching value output circuit and a voltage output circuit, the switching value input circuit is connected with the switching value output circuit, and the voltage input circuit is connected with the voltage output circuit. According to the method and the device, remote switching value acquisition control can be realized under the scene without a control center, the efficiency is improved, and the cost is reduced.

Description

Long-range switching value voltage terminal based on loRa
Technical Field
The utility model relates to the technical field of switching value terminal equipment, in particular to a remote switching value voltage terminal based on LoRa.
Background
LoRa (Long Range Radio remote Radio) is a low-power consumption local area network wireless standard technology, can be farther than other wireless mode propagation distances under the same power consumption condition, and realizes low power consumption and Long distance unification. The LoRa technique is applied in many scenarios, such as: tunnel communication, the electric wire netting monitoring, table class data acquisition such as ammeter, water gauge, wisdom agricultural, wisdom water conservancy, wisdom traffic, the wisdom community, environmental monitoring, industrial automation detects, aquaculture etc.. Therefore, the transmission of the distance selection signal can be realized based on the LoRa.
The existing remote switching value voltage terminal based on LoRa is required to interact with a control center, such as a cloud platform, a central control machine and the like. Thus resulting in higher latency for communications and configuring the "control center" increases operating costs.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that the energy that prior art exists is extravagant, and current device is with high costs, and the detection step is complicated, inefficiency and can't satisfy actual demand, provide a remote switching value voltage terminal based on loRa.
The technical scheme adopted by the utility model is as follows:
a LoRa-based remote switching value voltage terminal, the voltage terminal comprising: an input terminal and an output terminal;
the input terminal is used for receiving the node input and the voltage input data and sending the node input and the voltage input data to the output terminal;
the output terminal processes the node input and voltage input data and outputs a relay switch signal and a voltage signal;
the input terminal comprises a switching value input circuit and a voltage input circuit, the output terminal comprises a switching value output circuit and a voltage output circuit, the switching value input circuit is connected with the switching value output circuit, and the voltage input circuit is connected with the voltage output circuit.
Optionally, the voltage terminal further comprises a power supply circuit comprising a 5V power supply circuit, a3.3V power supply circuit, and an LORA3.3V power supply circuit.
Optionally, the input terminal and the output terminal further comprise an MCU control circuit;
MCU control circuit includes MCU main control chip, the first pin of MCU main control chip is connected with node VCC _3.3V, node VCC _3.3V and 3.3V power supply circuit be connected, MCU main control chip tenth pin to thirteenth pin and switching value input circuit, MCU main control chip fourteenth pin to seventeenth pin are connected with voltage input circuit, MCU main control chip twenty fifth pin to thirty third pin are connected with LORA communication circuit.
Optionally, the model of the MCU master control chip of the MCU control circuit is STM32F103C8T 6.
Optionally, the voltage input circuit comprises: the first pin and the second pin of the photoelectric coupler are connected in parallel at two ends of the first resistor, the second pin of the photoelectric coupler is connected with one end of the diode through the second resistor, the other end of the diode is grounded, the third pin of the photoelectric coupler is connected with the MCU control circuit, and the fourth pin of the photoelectric coupler is grounded.
Optionally, the switching value input circuit includes: and one end of the third resistor is connected with the MCU control circuit, the other end of the third resistor is connected with one ends of the first capacitor, the lightning protection diode, the fourth resistor, the fifth resistor and the second capacitor, and the other ends of the first capacitor, the lightning protection diode, the fourth resistor, the fifth resistor and the second capacitor are grounded.
Optionally, the LORA communication circuit includes an LORA main control chip; the LORA main control chip is characterized in that a first pin, a second pin, a third pin, a nine pin, a tenth pin, an eleventh pin, a twelfth pin and a thirteenth pin are connected with the MCU control circuit, a seventh pin is connected with the LORA3.3V power circuit, an eighth pin is grounded, a fourteenth pin and a sixteenth pin are grounded in parallel, a fifteenth pin is connected with one end of a sixth resistor, and the other end of the sixth resistor is grounded.
Optionally, the model of the LORA main control chip of the LORA communication circuit is LCR 1-1268H.
The utility model has the beneficial effects that:
the utility model provides a long-distance switching value voltage terminal based on LoRa, which comprises: an input terminal and an output terminal; the input terminal is used for receiving the node input and the voltage input data and sending the node input and the voltage input data to the output terminal; the output terminal processes the node input and voltage input data and outputs a relay switch signal and a voltage signal; the input terminal comprises a switching value input circuit and a voltage input circuit, the output terminal comprises a switching value output circuit and a voltage output circuit, the switching value input circuit is connected with the switching value output circuit, and the voltage input circuit is connected with the voltage output circuit. The method and the device can realize remote on-off acquisition control under the scene without a control center, improve efficiency and reduce cost.
Other advantageous effects of the present invention will be further described in the detailed description.
Drawings
FIG. 1 is a schematic diagram of the architecture of the LoRa-based remote switching value voltage terminal of the present invention;
FIG. 2 is a schematic diagram of the switching value signal transmission of the present invention;
FIG. 3 is a schematic diagram of voltage signal transmission according to the present invention
FIG. 4 is a schematic diagram of the MCU control circuit of the present invention;
FIG. 5 is a schematic diagram of the voltage input circuit of the present invention;
FIG. 6 is a schematic diagram of the switching value input circuit of the present invention;
fig. 7 is a schematic diagram of the LORA communication circuit of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
A LoRa-based remote switching value voltage terminal, the voltage terminal comprising: an input terminal and an output terminal;
the input terminal is used for receiving the node input and the voltage input data and sending the node input and the voltage input data to the output terminal;
the output terminal processes the node input and voltage input data and outputs a relay switch signal and a voltage signal;
the input terminal comprises a switching value input circuit and a voltage input circuit, the output terminal comprises a switching value output circuit and a voltage output circuit, the switching value input circuit is connected with the switching value output circuit, and the voltage input circuit is connected with the voltage output circuit.
In this embodiment, for the signal sent by the external device, the external device may be various field sensor devices, or may be various instrument devices, and the external device sends the collected field data to the long-distance switching value voltage terminal based on LoRa of this application by collecting the actual parameters of the field and by LoRa communication. The LoRa-based remote switching value voltage terminal of the present application generally includes an input terminal and an output terminal,
an input terminal, which is mainly responsible for detecting external dry and wet node input and voltage input, and is hereinafter referred to as a terminal A; the output terminal is mainly responsible for outputting a relay switch signal and a voltage signal to the outside, and is hereinafter referred to as a terminal B; take 2 signal types as an example. As for the switching value signal, as shown in fig. 2, when the external device sends out the switching value signal, if the input terminal detects that the input switching value signal is 0, the switching value signal input to the output terminal is also 0, and if the input terminal detects that the input switching value signal is 1, the switching value signal input to the output terminal is also 1. For analog signals such as voltage signals, as shown in fig. 3, if the input terminal detects that the input voltage is 5mv, the voltage input to the output terminal is also 5mv, and it may also be set to "detect that the switching value/voltage value change is sent to B", that is, when the input terminal detects that the input voltage is changed from 5mv to 10mv, 10mv is sent to the output terminal, and the voltage input to the output terminal is also 10 mv. Namely for terminal a: the current switching value state/voltage value can be set to be sent to the terminal B at regular time, and the switching value/voltage value change is detected to be sent to the terminal B.
Example 2
In this embodiment, the voltage terminal further includes a power supply circuit including a 5V power supply circuit, a3.3V power supply circuit, and an LORA3.3V power supply circuit. The input terminal and the output terminal also comprise an MCU control circuit; as shown in fig. 4, the MCU control circuit includes an MCU main control chip, a first pin of the MCU main control chip is connected to a node VCC _3.3V, the node VCC _3.3V is connected to a3.3V power circuit, tenth to thirteenth pins of the MCU main control chip are connected to a switching value input circuit, i.e., the tenth to thirteenth pins are connected to terminals ADC1 to ADC4, respectively, fourteenth to seventeenth pins of the MCU main control chip are connected to a voltage input circuit, i.e., the fourteenth to seventeenth pins are connected to terminals DI1 to DI4, respectively, twenty-fifth to thirty-third pins of the MCU main control chip are connected to a LORA communication circuit, i.e., the twenty-fifth to thirty-third pins are connected to terminals LORA1_ RST to LORA1_ BUSY, respectively. The model of the MCU main control chip of the MCU control circuit is STM32F103C8T 6.
The voltage input circuit shown in fig. 5 includes: the photoelectric coupler OP1 is characterized in that a first pin and a second pin of the photoelectric coupler OP1 are connected in parallel at two ends of a first resistor R21, a second pin of the photoelectric coupler is connected with one end of a diode D6 through a second resistor R21, the other end of the diode D6 is grounded, a third pin of the photoelectric coupler OP1 is connected with an MCU control circuit, and a fourth pin of the photoelectric coupler is grounded.
The switching value input circuit shown in fig. 6 includes: one end of a third resistor R20, one end of a third resistor R20 is connected with the MCU control circuit, the other end of the third resistor is connected with one end of a first capacitor C9, a lightning protection diode D7, a fourth resistor R23, a fifth resistor R24 and a second capacitor C10, and the other ends of the first capacitor C9, the lightning protection diode D7, the fourth resistor R23, the fifth resistor R24 and the second capacitor C10 are grounded.
The LORA communication circuit shown in fig. 7 includes a LORA main control chip; the LORA main control chip is characterized in that a first pin, a second pin, a third pin, a nine pin, a tenth pin, an eleventh pin, a twelfth pin and a thirteenth pin are connected with the MCU control circuit, a seventh pin is connected with the LORA3.3V power circuit, an eighth pin is grounded, a fourteenth pin and a sixteenth pin are grounded in parallel, a fifteenth pin is connected with one end of a sixth resistor, and the other end of the sixth resistor is grounded. The LORA main control chip of the LORA communication circuit is LCR 1-1268H.
Finally, it should also be noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or terminal that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or terminal. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or terminal that comprises the element.
The present invention provides a long-distance switching value voltage terminal based on LoRa, which is described in detail above, and the principle and the implementation of the present invention are explained in the present document by applying specific examples, and the description of the above examples is only used to help understanding the method of the present invention and the core idea thereof; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.

Claims (8)

1. A LoRa-based remote switching value voltage terminal, the voltage terminal comprising: an input terminal and an output terminal;
the input terminal is used for receiving node input and voltage input data and sending the node input and voltage input data to the output terminal;
the output terminal processes the node input and voltage input data and outputs a relay switch signal and a voltage signal;
the input terminal comprises a switching value input circuit and a voltage input circuit, the output terminal comprises a switching value output circuit and a voltage output circuit, the switching value input circuit is connected with the switching value output circuit, and the voltage input circuit is connected with the voltage output circuit.
2. The voltage terminal of claim 1, further comprising a power supply circuit comprising a 5V power supply circuit, a3.3V power supply circuit, and an LORA3.3V power supply circuit.
3. The voltage terminal of claim 1, wherein the input terminal and the output terminal further comprise an MCU control circuit;
MCU control circuit includes MCU main control chip, the first pin of MCU main control chip is connected with node VCC _3.3V, node VCC _3.3V be connected with 3.3V power supply circuit, MCU main control chip tenth pin to thirteenth pin with switching value input circuit, MCU main control chip fourteenth pin to seventeenth pin with voltage input circuit connects, MCU main control chip twenty-fifth pin to thirty-third pin are connected with LORA communication circuit.
4. The voltage terminal according to claim 3, wherein the MCU control circuit has an MCU master control chip model STM32F103C8T 6.
5. The voltage terminal of claim 3, wherein the voltage input circuit comprises: the first pin and the second pin of the photoelectric coupler are connected with two ends of the first resistor in parallel, the second pin of the photoelectric coupler is connected with one end of the diode through the second resistor, the other end of the diode is grounded, the third pin of the photoelectric coupler is connected with the MCU control circuit, and the fourth pin of the photoelectric coupler is grounded.
6. The voltage terminal of claim 3, wherein the switching value input circuit comprises: and one end of the third resistor is connected with the MCU control circuit, the other end of the third resistor is connected with one ends of the first capacitor, the lightning protection diode, the fourth resistor, the fifth resistor and the second capacitor, and the other ends of the first capacitor, the lightning protection diode, the fourth resistor, the fifth resistor and the second capacitor are grounded.
7. The voltage terminal of claim 3, wherein the LORA communication circuit comprises a LORA master control chip; the LORA main control chip comprises a first pin, a second pin, a third pin, a nine pin, a tenth pin, an eleventh pin, a twelfth pin and a thirteenth pin, wherein the first pin, the second pin, the third pin, the ninth pin, the tenth pin, the eleventh pin, the twelfth pin and the thirteenth pin are connected with the MCU control circuit, the seventh pin is connected with LORA3.3V power supply circuit, the eighth pin is grounded, the fourteenth pin and the sixteenth pin are grounded in parallel, the fifteenth pin is connected with one end of a sixth resistor, and the other end of the sixth resistor is grounded.
8. The voltage terminal of claim 7, wherein the LORA communication circuit has a LORA master chip model of LCR 1-1268H.
CN202220760220.4U 2022-04-01 2022-04-01 Long-range switching value voltage terminal based on loRa Active CN216927418U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202220760220.4U CN216927418U (en) 2022-04-01 2022-04-01 Long-range switching value voltage terminal based on loRa

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202220760220.4U CN216927418U (en) 2022-04-01 2022-04-01 Long-range switching value voltage terminal based on loRa

Publications (1)

Publication Number Publication Date
CN216927418U true CN216927418U (en) 2022-07-08

Family

ID=82229298

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202220760220.4U Active CN216927418U (en) 2022-04-01 2022-04-01 Long-range switching value voltage terminal based on loRa

Country Status (1)

Country Link
CN (1) CN216927418U (en)

Similar Documents

Publication Publication Date Title
CN100563117C (en) A kind of power cord chopped wave communication transmitting-receiving circuit
CN216927418U (en) Long-range switching value voltage terminal based on loRa
CN207148198U (en) A kind of electronic current mutual inductor based on current divider principle
CN210380917U (en) Communication address self-setting system of digital speed measuring sensor
CN113114366A (en) Optical module circuit for monitoring real-time power consumption and monitoring method
CN207231657U (en) A kind of temperature collection circuit with multi-protocols output
CN201335856Y (en) Voltage-current converting circuit
CN217902298U (en) Multi-interface high-speed acquisition card
CN205304658U (en) Isolated brush direct current motor current measurement system
CN213458413U (en) Data acquisition terminal device for mechanical equipment on-line monitoring
CN220627045U (en) Conversion circuit for converting serial port into two buses and equipment with serial port into two buses
CN220820112U (en) Multi-user metering system of electric energy meter
CN104570811A (en) Multifunctional wireless acquisition controller
CN216956173U (en) Electric energy data acquisition device
CN215867851U (en) Sensing interaction system based on embedded system
CN208013720U (en) A kind of greenhouse intelligent control system based on Internet of Things
CN212749043U (en) Super capacitor voltage detection device
CN214376919U (en) Multi-channel analog signal collector and bus type multi-channel analog signal collector
CN202486533U (en) Controller area network (CAN) bus intelligent data acquisition control equipment based on electronic monitoring controller area network (EmCAN) agreement
CN208013279U (en) A kind of intelligent electric instrument
CN207965017U (en) A kind of Transformer Substation Online Monitoring System based on RuBee/ZigBee technologies
CN215181562U (en) Production management intelligent terminal
CN221042892U (en) Digital bus communication equipment
CN210377080U (en) Relay controller of displacement tracking sensor
CN112363964B (en) MBUS host circuit with high reliability

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant