CN210722886U - LoRa switch - Google Patents
LoRa switch Download PDFInfo
- Publication number
- CN210722886U CN210722886U CN201921731937.0U CN201921731937U CN210722886U CN 210722886 U CN210722886 U CN 210722886U CN 201921731937 U CN201921731937 U CN 201921731937U CN 210722886 U CN210722886 U CN 210722886U
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- China
- Prior art keywords
- switch
- lora
- module
- communication
- singlechip
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- Expired - Fee Related
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Abstract
The utility model relates to the technical field of switches, in particular to a LoRa switch, which comprises a singlechip and is used for data operation and control; the 485 communication module is used for wired communication; the LoRa wireless module is used for wireless communication; a switching relay for switching on or off the electric circuit; the logic control module is used for controlling the switch relay; wherein, the singlechip is connected with 485 communication module, loRa wireless module and logic control module respectively, and logic control module connects the switch relay. The utility model discloses can realize the wired and wireless remote control of switch, transmission distance is far away moreover, low cost, and the interference killing feature is strong, the superior performance, very stable.
Description
Technical Field
The utility model relates to the technical field of switches, specifically speaking relates to a loRa switch.
Background
The words switch are to be interpreted as open and closed. It also refers to an electronic component that can open a circuit, interrupt a current, or cause it to flow to other circuits. The most common switches are electromechanical devices operated by a person, in which there are one or several electrical contacts. The "closed" of a contact means that the electronic contact is conductive, allowing current to flow; an "open" of the switch indicates that the electrical contact is not conductive, creating an open circuit, and not allowing current to flow.
Along with the development of science and technology and people's needs, the switch can be through wireless control, but, present wireless switch transmission distance is near, and is with high costs, and the interference killing feature is weak, the poor coin of stability is happy.
SUMMERY OF THE UTILITY MODEL
It is an object of the present invention to provide a LoRa switch that overcomes some or all of the disadvantages of the prior art.
According to the utility model discloses a loRa switch, it includes:
the singlechip is used for data operation and control;
the 485 communication module is used for wired communication;
the LoRa wireless module is used for wireless communication;
a switching relay for switching on or off the electric circuit;
the logic control module is used for controlling the switch relay;
wherein, the singlechip is connected with 485 communication module, loRa wireless module and logic control module respectively, and logic control module connects the switch relay.
This switch can realize wired communication through 485 communication module, realizes wireless communication through loRa wireless module to can long-range wired and wireless control switch, it is very convenient. And LoRa wireless module transmission distance is far away, low cost, and the interference killing feature is strong for wireless communication is very stable.
Preferably, the single chip microcomputer is STC8F2K64S4-LQFP32, the 485 communication module is MAX3485, the LoRa wireless module is HPD14A, and the logic control module is ULN2003_ SMT.
Through the singlechip, the 485 communication module, the LoRa wireless module and the logic control module of the type, the control circuit of the switch is very stable and has good performance.
Preferably, an AC-DC power supply circuit is provided for converting the alternating current to the direct current required for the cost switch. An AC-DC power circuit can power the above components.
Preferably, the singlechip is connected with an indicator light for indicating the state of the 485 communication module.
Preferably, the single chip microcomputer is connected with a button, and the button is used for manually controlling the switch.
The setting of button makes the utility model discloses also can be through closely manual control switch to make the control mode of this switch have a plurality ofly, satisfy different people's needs.
Drawings
Fig. 1 is a block diagram of an LoRa switch according to embodiment 1;
FIG. 2 is a circuit diagram of a chip microcomputer in embodiment 1;
fig. 3 is a circuit diagram of a 485 communication module in embodiment 1;
fig. 4 is a circuit diagram of an LoRa wireless module according to embodiment 1;
fig. 5 is a circuit diagram of a switching relay and a logic control module in embodiment 1;
FIG. 6 is a circuit diagram of an AC-DC power supply circuit in embodiment 1;
FIG. 7 is a circuit diagram of a push button in embodiment 1;
fig. 8 is a circuit diagram of an indicator lamp in embodiment 1.
Detailed Description
For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings and examples. It is to be understood that the examples are illustrative of the invention only and are not limiting.
Example 1
As shown in fig. 1, the present embodiment provides a LoRa switch, which includes:
the singlechip is used for data operation and control;
the 485 communication module is used for wired communication;
the LoRa wireless module is used for wireless communication;
a switching relay for switching on or off the electric circuit;
the logic control module is used for controlling the switch relay;
wherein, the singlechip is connected with 485 communication module, loRa wireless module and logic control module respectively, and logic control module connects the switch relay.
This switch can realize wired communication through 485 communication module, realizes wireless communication through loRa wireless module to can long-range wired and wireless control switch, it is very convenient. And LoRa wireless module transmission distance is far away, low cost, and the interference killing feature is strong for wireless communication is very stable.
In this embodiment, the single chip microcomputer is STC8F2K64S4-LQFP32, the 485 communication module is MAX3485, the LoRa wireless module is HPD14A, and the logic control module is ULN2003_ SMT.
Through the singlechip, the 485 communication module, the LoRa wireless module and the logic control module of the type, the control circuit of the switch is very stable and has good performance.
In this embodiment, an AC-DC power supply circuit is further provided, and the AC-DC power supply circuit is used to convert the alternating current into the direct current required by the cost switch. An AC-DC power circuit can power the above components.
In this embodiment, the singlechip is connected with the pilot lamp that is used for instructing 485 communication module state.
In this embodiment, the singlechip is connected with the button, and the button is used for manual control switch.
The setting of button makes the utility model discloses also can be through closely manual control switch to make the control mode of this switch have a plurality ofly, satisfy different people's needs.
Fig. 2-8 are circuit diagrams of the components, and the wiring is clear, so that the connection can ensure the stability of the matching among the modules and the performance superiority of the modules.
Among them, the/RST of HPD14A is connected with P0.2/RXD4 of STC8F2K64S4-LQFP32,/SCS is connected with P2.6, SCK is connected with P2.7, MOSI is connected with P0.1/TXD3, and MISO is connected with P0.0/RXD3, so that the connection can ensure the superior performance of HPD 14A. Other connections can be unambiguously derived from the figures and are not described in detail here.
The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without departing from the inventive spirit of the present invention, the person skilled in the art should also design the similar structural modes and embodiments without creativity to the technical solution, and all shall fall within the protection scope of the present invention.
Claims (5)
- A LoRa switch, characterized in that: the method comprises the following steps:the singlechip is used for data operation and control;the 485 communication module is used for wired communication;the LoRa wireless module is used for wireless communication;a switching relay for switching on or off the electric circuit;the logic control module is used for controlling the switch relay;wherein, the singlechip is connected with 485 communication module, loRa wireless module and logic control module respectively, and logic control module connects the switch relay.
- 2. The LoRa switch of claim 1, wherein: the single chip microcomputer is STC8F2K64S4-LQFP32, the 485 communication module is MAX3485, the LoRa wireless module is HPD14A, and the logic control module is ULN2003_ SMT.
- 3. The LoRa switch of claim 2, wherein: an AC-DC power supply circuit is also provided for converting the alternating current to the direct current required by the cost switch.
- 4. The LoRa switch of claim 3, wherein: the singlechip is connected with an indicator light for indicating the state of the 485 communication module.
- 5. The LoRa switch of claim 4, wherein: the singlechip is connected with a button, and the button is used for manually controlling the switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921731937.0U CN210722886U (en) | 2019-10-15 | 2019-10-15 | LoRa switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921731937.0U CN210722886U (en) | 2019-10-15 | 2019-10-15 | LoRa switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210722886U true CN210722886U (en) | 2020-06-09 |
Family
ID=70933961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921731937.0U Expired - Fee Related CN210722886U (en) | 2019-10-15 | 2019-10-15 | LoRa switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210722886U (en) |
-
2019
- 2019-10-15 CN CN201921731937.0U patent/CN210722886U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200609 Termination date: 20211015 |