CN219843739U - Bluetooth HUB structure - Google Patents
Bluetooth HUB structure Download PDFInfo
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- CN219843739U CN219843739U CN202321045619.5U CN202321045619U CN219843739U CN 219843739 U CN219843739 U CN 219843739U CN 202321045619 U CN202321045619 U CN 202321045619U CN 219843739 U CN219843739 U CN 219843739U
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- 238000006243 chemical reaction Methods 0.000 claims description 5
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- 238000012986 modification Methods 0.000 description 2
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Abstract
The utility model relates to the technical field of HUB structures, and discloses a Bluetooth HUB structure, which comprises a main body and a power interface, wherein the power interface is arranged on the main body; the Ethernet interface module is used for communicating data with the network server; the device interface is arranged on the main body and is used for realizing data acquisition; the power supply module is used for supplying power; the serial port module adopts MCU programming to complete the polling of 485 devices, register mapping and support the uploading of data changes and timing uploading; the TTL-485 module is connected with the Bluetooth transparent transmission monitoring module through the serial port communication module; the Ethernet interface module is connected with the serial port interface module; and the interface module is used for providing physical link interfaces for various 485 devices. The utility model provides a Bluetooth HUB structure, which provides physical link interfaces for various 485 devices, ensures that a sub device is reliably connected with the HUB, and comprises a communication filtering module for preventing electromagnetic interference and improving the reliability of data transmission.
Description
Technical Field
The utility model relates to the field of HUB structures, in particular to a Bluetooth HUB structure.
Background
The gateway is also called gateway connector and protocol converter. The gateway realizes network interconnection above the network layer, is a complex network interconnection device, and is only used for network interconnection with two different higher-layer protocols. The gateway may be used for both wide area network and local area network interconnections. A gateway is a computer system or device that acts as a translation rendition. The gateway is a translator for use between two systems of different communication protocols, data formats or languages, even with disparate architectures. Rather than simply conveying the information, the gateway repacks the received information to accommodate the needs of the destination system. The same layer-the application layer.
The existing gateway still has some defects when in use, which is unfavorable for defending external interference, and further can not improve the use stability.
In order to solve the above problems, the present utility model provides a bluetooth HUB structure.
Disclosure of Invention
Object of the utility model
In order to solve the technical problems in the background technology, the utility model provides a Bluetooth HUB structure, which provides physical link interfaces for various 485 devices, ensures that a sub-device and the HUB are reliably connected, and comprises a communication filtering module for preventing electromagnetic interference and improving the reliability of data transmission.
(II) technical scheme
In order to solve the above problems, the present utility model provides a bluetooth HUB structure, comprising a main body,
the power interface is arranged on the main body;
the Ethernet interface module is used for communicating data with the network server;
the device interface is arranged on the main body and is used for realizing data acquisition;
the power supply module is used for supplying power;
the serial port module adopts MCU programming to complete the polling of 485 devices, register mapping and support the uploading of data changes and timing uploading;
the TTL-485 module is connected with the Bluetooth transparent transmission monitoring module through the serial port communication module;
the Ethernet interface module is connected with the serial port interface module;
the interface module provides physical link interfaces for various 485 devices;
preferably, the device interface adopts a USB2.0TYPE-A type interface, adopts MODBUS485 communication protocol, and is linked with the device through a magnetic attraction USBTYPE-C data line to realize data acquisition.
Preferably, the bluetooth transparent transmission monitoring module is connected with a PAD.
Preferably, the ethernet interface module is connected to a network server.
Preferably, the interface module is connected with N485 devices.
Preferably, N is less than or equal to 64.
The technical scheme of the utility model has the following beneficial technical effects:
the power module is used for converting an external 24V direct current power supply into 5V and 3.3V power supply to supply power to each sub-module;
485 interface module, which provides physical link interface for various 485 devices to ensure reliable connection between sub device and HUB, and comprises communication filter module to prevent electromagnetic interference and improve reliability of data transmission;
the TTL-to-485 module is used for completing the conversion work between a 485 communication protocol and a TTL serial port protocol;
the Bluetooth transparent transmission module is used for transmitting the acquired data to the control monitoring equipment with the Bluetooth interface through a Bluetooth 4.0 protocol, so that the transmission stability is improved;
the serial port management module adopts MCU programming to complete the polling of 485 devices, register mapping, and supports the uploading of data changes and timing uploading;
and the Ethernet module supports the conversion of modbusTCP and modbusRTU, and the collected data packets are transmitted through the MQTT or TCP.
Drawings
Fig. 1 is a schematic structural diagram of a bluetooth HUB structure according to the present utility model.
Fig. 2 is a system diagram of a bluetooth HUB structure according to the present utility model.
Reference numerals: 1. a power interface; 2. an Ethernet interface module; 3. a power module; 4. a serial port module; 5. a TTL-to-485 module; 6. the Bluetooth transparent transmission monitoring module; 7. a main body; 8. an interface module; 9. USB2.0TYPE-A; 10. PAD; 11. 485 devices; 12. and a network server.
Detailed Description
The objects, technical solutions and advantages of the present utility model will become more apparent by the following detailed description of the present utility model with reference to the accompanying drawings. It should be understood that the description is only illustrative and is not intended to limit the scope of the utility model. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present utility model.
As shown in fig. 1-2, a bluetooth HUB structure according to the present utility model includes a main body 7,
a power interface 1 provided on the main body 7;
an ethernet interface module 2 for communication between data and a network server;
the equipment interface is arranged on the main body 7 and is used for realizing data acquisition;
a power supply module 3 for supplying power;
the serial port module 4 adopts MCU programming to complete the polling of 485 equipment 11, register mapping, and supports the uploading of data change and timing uploading;
the TTL-485 module 5 is connected with the Bluetooth transmission monitoring module 6 through the serial port communication module 4;
the Ethernet interface module 2 is connected with the serial port interface module 4;
the interface module 8 provides physical link interfaces for various 485 devices 11;
the equipment interface adopts a USB2.0TYPE-A9 type interface, adopts a MODBUS485 communication protocol, and is linked with equipment through a magnetic attraction USBTYPE-C data line to realize data acquisition.
The Bluetooth transparent transmission monitoring module 6 is connected with a PAD10.
The ethernet interface module 2 is connected to a web server 12.
The interface module 8 is connected with N485 devices 11.
N≤64。
The power interface 1 adopts a round plug with the length of 5.5mm and a corresponding female seat, and inputs voltage 220VO.75A to output voltage 24V1.5A;
the device also comprises a working state indicating lamp, wherein the working state indicating lamp adopts a red LED to flash to indicate that the device is not connected with the network, the communication is abnormal, the red normal lighting indicates that the device is connected with the network and works normally, and the communication is normal
The equipment interface adopts USB2.0TYPE-A9 type interface, adopts MODBUS485 communication protocol, and realizes data acquisition by linking magnetic attraction USBTYPE-C data line with equipment
Cascade interface for cascade connection with other HUB to expand device interface
The Ethernet interface is used for communication of data and the network server 12 and supports the MQTT transparent transmission protocol.
Electric schematic diagram
In the utility model, a power supply module 3 converts an external 24V direct current power supply into 5V and 3.3V power supply for each sub-module;
485 interface module, which provides physical link interface for various 485 devices 11 to ensure reliable connection between sub device and HUB, and comprises communication filter module for preventing electromagnetic interference and improving reliability of data transmission;
the TTL-to-485 module 5 is used for completing the conversion work between a 485 communication protocol and a TTL serial port protocol;
the Bluetooth transparent transmission module is used for transmitting the acquired data to the control monitoring equipment with the Bluetooth interface through a Bluetooth 4.0 protocol, so that the transmission stability is improved;
the serial port communication module 4 adopts MCU programming to complete the polling of 485 equipment 11, register mapping, and supports the uploading of data change and timing uploading;
and the Ethernet module supports the conversion of modbusTCP and modbusRTU, and the collected data packets are transmitted through the MQTT or TCP.
It is to be understood that the above-described embodiments of the present utility model are merely illustrative of or explanation of the principles of the present utility model and are in no way limiting of the utility model. Accordingly, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present utility model should be included in the scope of the present utility model. Furthermore, the appended claims are intended to cover all such changes and modifications that fall within the scope and boundary of the appended claims, or equivalents of such scope and boundary.
Claims (2)
1. Bluetooth HUB structure, including main part (7), its characterized in that:
a power interface (1) provided on the main body (7);
an Ethernet interface module (2) for communication of data with a network server;
the device interface is arranged on the main body (7) and is used for realizing data acquisition;
a power supply module (3) for supplying power;
the serial port management module (4) adopts MCU programming to complete the polling of 485 devices, register mapping and support the uploading of data change and timing uploading;
the TTL-485 conversion module (5) is connected with the Bluetooth transmission monitoring module (6) through the serial port communication module (4);
the Ethernet interface module (2) is connected with the serial port interface module (4);
the interface module (8) provides physical link interfaces for various 485 devices;
the device interface adopts a USB2.0TYPE-A (9) TYPE interface, adopts a MODBUS485 communication protocol, and is linked with the device through a magnetic USB TYPE-C data line to realize data acquisition;
the Bluetooth transparent transmission monitoring module (6) is connected with a PAD (10);
the Ethernet interface module (2) is connected with a network server (12);
the interface module (8) is connected with N485 devices (11).
2. A bluetooth HUB structure according to claim 1, wherein N is equal to or less than 64.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321045619.5U CN219843739U (en) | 2023-04-29 | 2023-04-29 | Bluetooth HUB structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321045619.5U CN219843739U (en) | 2023-04-29 | 2023-04-29 | Bluetooth HUB structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219843739U true CN219843739U (en) | 2023-10-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321045619.5U Active CN219843739U (en) | 2023-04-29 | 2023-04-29 | Bluetooth HUB structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219843739U (en) |
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2023
- 2023-04-29 CN CN202321045619.5U patent/CN219843739U/en active Active
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