Photovoltaic data collector switch for special communication protocol

Abstract

The utility model relates to the field of photovoltaic technology, in particular to a photovoltaic data collector switch aiming at a special communication protocol, which comprises a collector conversion module and a main module, and the collector conversion module is respectively connected with a data collector body and the main module. The main module comprises a lora mesh module, a 485 connection module, a grounding module, an inverter connection module, an MCU module, an RTC module, a transmit-receive indicating lamp, a display interaction module and a power interface. The power supply interface is connected with an external power supply, the inverter connection module is connected with a photovoltaic project inverter, the 485 connection module is connected with the conversion interface module, the lora mesh module is connected with the grounding module through the 485 connection module, and the inverter connection module is respectively connected with the grounding module and the MCU module. The photovoltaic data acquisition device has the advantages of low overhead and high efficiency, solves the problem that one photovoltaic project can only be connected with one type of data acquisition device, can also achieve the purposes of data calibration, mutual complementation and mutual standby, and further improves the practicability.

Description

Technical Field

[0001] The utility model relates to the technical field of photovoltaics, and in particular to a photovoltaic data collector switch for a special communication protocol. Background Art

[0002] With the increase in the amount of photovoltaic construction, in order to achieve centralized management of photovoltaic projects, some enterprises require that all distributed photovoltaic projects must be connected to the "enterprise's internal" data management platform when they are connected to the grid and put into operation, so as to achieve unified management, access and dispatch of virtual power plants, etc. The enterprise's internal data management platform must be connected, using a special communication protocol, with the data transmission entrance being the internal network, closed-loop management, no data sharing, no docking interface, and no ability to display data to customers.

[0003] To this end, we propose a photovoltaic data collector switch for special communication protocols. Utility Model Content

[0004] The main purpose of the utility model is to provide a photovoltaic data collector switch for a special communication protocol, which can effectively solve the problems in the background technology.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0006] A photovoltaic data collector switch for a special communication protocol includes a collector conversion module and a main module, wherein the collector conversion module is connected to a data collector body and the main module respectively; the main module includes a lora mesh module, a 485 connection module, a grounding module, an inverter connection module, an MCU module, an RTC module, a transceiver indicator light, a display interaction module and a power interface; the power interface is connected to an external power supply, the inverter connection module is connected to a photovoltaic project inverter, and the 485 connection module is connected to a conversion interface module.

[0007] By adopting the above technical scheme and the design of an external power supply, the photovoltaic data collector switch can be provided with operating power. The design of the grounding module can prevent lightning strikes, thereby improving the safety of the photovoltaic data collector switch. The transceiver indicator light can indicate the transceiver status. The RTC module can provide a time reference. The MCU module is the main control of the device and is used for data processing, signal acquisition, and module control. The collector conversion module is used to convert data collectors of different interface types. The design of the lora mesh module is used to ensure the stability of data transmission. The lora mesh module can interact with messages.

[0008] Specifically, the lora mesh module is connected to the grounding module through a 485 connection module.

[0009] Specifically, the inverter connection module is connected to the grounding module and the MCU module respectively.

[0010] Specifically, the MCU module is connected to the transceiver indicator light through the RTC module.

[0011] Specifically, the display interaction module is connected to the transceiver indicator light and the power interface respectively.

[0012] Specifically, the data collector body is provided with any interface that is compatible with the conversion interface module.

[0013] Beneficial effects of the utility model:

[0014] First, the photovoltaic data collector switch for a special communication protocol described in the utility model has the advantages of low overhead and high efficiency, which solves the problem that a photovoltaic project can only be equipped with one type of data collector, and can also achieve the purpose of data calibration, mutual complementation, and mutual backup, thereby improving its practicality.

[0015] Second, the photovoltaic data collector switch for a special communication protocol described in the utility model can provide power for the operation of the photovoltaic data collector switch through the design of an external power supply. The design of the grounding module can prevent lightning strikes, thereby improving the safety of the photovoltaic data collector switch. The transceiver indicator light can indicate the transceiver status. The RTC module can provide a time reference. The MCU module is the main control of the device and is used for data processing, signal acquisition, and module control. The collector conversion module is used to convert data collectors of different interface types. Through the design of the lora mesh module, it is used to ensure the stability of data transmission, and the lora mesh module can be used to interact with messages. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0017] Figure 1 The utility model is a structural block diagram of a photovoltaic data collector switch for a special communication protocol.

[0018] Figure 2 This is a main module structure block diagram of a photovoltaic data collector switch for a special communication protocol according to the utility model.

[0019] In the figure: 1. Data collector body; 2. Collector conversion module; 3. Main module; 4. Lora mesh module; 5. 485 connection module; 6. Grounding module; 7. Inverter connection module; 8. MCU module; 9. RTC module; 10. Transceiver indicator light; 11. Display interaction module; 12. Power interface; 13. External power supply; 14. Photovoltaic project inverter; 15. Conversion interface module. DETAILED DESCRIPTION

[0020] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0021] like Figure 1-2 As shown, a photovoltaic data collector switch for a special communication protocol includes a collector conversion module 2 and a main module 3, wherein the collector conversion module 2 is connected to a data collector body 1 and the main module 3 respectively; the main module 3 includes a lora mesh module 4, a 485 connection module 5, a grounding module 6, an inverter connection module 7, an MCU module 8, an RTC module 9, a transceiver indicator light 10, a display interaction module 11 and a power interface 12; the power interface 12 is connected to an external power supply 13, the inverter connection module 7 is connected to a photovoltaic project inverter 14, and the 485 connection module 5 is connected to a conversion interface module 15.

[0022] As an implementation mode of the utility model, the lora mesh module 4 is connected to the grounding module 6 through the 485 connection module 5; the inverter connection module 7 is respectively connected to the grounding module 6 and the MCU module 8; the MCU module 8 is connected to the transceiver indicator light 10 through the RTC module 9; the display interaction module 11 is respectively connected to the transceiver indicator light 10 and the power interface 12; the data collector body 1 is provided with any interface compatible with the conversion interface module 15, and the collector conversion module 2 is used to convert data collectors of different interface types, the lora mesh module 4 can interact with messages, the transceiver indicator light 10 can indicate the transceiver status, the RTC module 9 can provide a time reference, and the MCU module 8 is the main control of the device, which is used for data processing, signal acquisition, and module control.

[0023] It should be noted that the utility model is a photovoltaic data collector switch for a special communication protocol. The collector conversion module 2 is connected to the data collector body 1 and the main module 3 respectively. The power interface 12 located in the main module 3 is connected to the external power supply 13. The inverter connection module 7 located in the main module 3 is connected to the photovoltaic project inverter 14. The 485 connection module 5 located in the main module 3 is connected to the conversion interface module 15. The collector conversion module 2 is used to connect data collectors of different interface types. Through the lora mesh module 4, messages can be exchanged to ensure the stability of data transmission. The transceiver indicator light 10 can indicate the transceiver status. The RTC module 9 can provide a time reference. The MCU module 8 is the main control of the device, which is used for data processing, signal acquisition, and module control.

[0024] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A photovoltaic data collector switch for a special communication protocol, characterized in that: It comprises a data collector conversion module (2) and a main module (3), wherein the data collector conversion module (2) is connected to the data collector body (1) and the main module (3) respectively; The main module (3) includes a lora mesh module (4), a 485 connection module (5), a grounding module (6), an inverter connection module (7), an MCU module (8), an RTC module (9), a transceiver indicator light (10), a display interaction module (11) and a power supply interface (12); The power interface (12) is connected to an external power source (13), the inverter connection module (7) is connected to a photovoltaic project inverter (14), and the 485 connection module (5) is connected to a conversion interface module (15).

2. The photovoltaic data collector switch for a special communication protocol according to claim 1, characterized in that: The lora mesh module (4) is connected to the grounding module (6) via a 485 connection module (5).

3. The photovoltaic data collector switch for a special communication protocol according to claim 1, characterized in that: The inverter connection module (7) is connected to the grounding module (6) and the MCU module (8) respectively.

4. The photovoltaic data collector switch for a special communication protocol according to claim 1, characterized in that: The MCU module (8) is connected to the transceiver indicator light (10) via the RTC module (9).

5. The photovoltaic data collector switch for a special communication protocol according to claim 1, characterized in that: The display interaction module (11) is respectively connected to the transceiver indicator light (10) and the power interface (12).

6. The photovoltaic data collector switch for a special communication protocol according to claim 1, characterized in that: The data collector body (1) is provided with any interface that is compatible with the conversion interface module (15).

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