Internet of Things data acquisition terminal

Abstract

The utility model relates to the technical field of electronic circuits, and provides an Internet of Things data acquisition terminal, which comprises a main control module, a concentrator module and a network communication module, the concentrator module and the network communication module are both connected with the main control module, and the concentrator module is used for connecting a plurality of Internet of Things devices; the concentrator module is used for collecting equipment information of connected Internet of Things equipment and transmitting the equipment information to the main control module; the main control module is used for performing protocol conversion processing on the equipment information and then transmitting the equipment information to the network communication module; and the network communication module is used for uploading the equipment information to a server. In this way, the equipment information of the Internet of Things equipment in the building tube well can be reported in time, so that the Internet of Things equipment can be maintained conveniently.

Description

TECHNICAL FIELD

[0001] The embodiment of the present disclosure relates to the technical field of electronic circuit, and more particularly, to an Internet of Things data acquisition terminal. BACKGROUND

[0002] With the development of technology, Internet of Things devices are gradually popularized, and their application scenarios are also more and more extensive. The Internet of Things devices in the building pipe well are the key components to realize intelligent management of the building.

[0003] At present, the network status of the Internet of Things devices in many city building pipe wells is poor, and manual meter reading by on-site personnel is needed, which causes waste of manpower and time. Moreover, the communication distance of the wireless control device used by the on-site personnel for meter reading is short, and the real-time information of the Internet of Things devices cannot be uploaded to the server, which is inconvenient for management. CONTENT OF THE INVENTION

[0004] An object of the embodiment of the present disclosure is to provide an Internet of Things data acquisition terminal.

[0005] According to a first aspect of the embodiment of the present disclosure, an Internet of Things data acquisition terminal is provided, comprising a master control module, a concentrator module and a network communication module; the concentrator module and the network communication module are connected with the master control module, and the concentrator module is used to connect multiple Internet of Things devices;

[0006] The concentrator module is used to collect device information of the connected Internet of Things devices and transmit the device information to the master control module;

[0007] The master control module is used to transmit the device information to the network communication module after protocol conversion processing;

[0008] The network communication module is used to upload the device information to a server.

[0009] Optionally, the network communication module is also used to receive a control command issued by the server;

[0010] The master control module is also used to transmit the control command to the concentrator module after protocol conversion processing;

[0011] The concentrator module is used to control at least one connected Internet of Things device according to the control command.

[0012] Optionally, the concentrator module is connected with the Internet of Things devices through an MBUS bus.

[0013] Optionally, the Internet of Things data acquisition terminal further comprises a current sampling module, which is connected with the master control module and also connected with the MBUS bus.

[0014] Optionally, the Internet of Things data acquisition terminal further comprises a voltage sampling module, the voltage sampling module is connected with the main control module, and the voltage sampling module is further connected with the MBUS bus.

[0015] Optionally, the Internet of Things data acquisition terminal further comprises a power interface, a power management module and a battery, the power interface is used for connecting an external power supply;

[0016] The power interface, the battery, the concentrator module, the network communication module and the main control module are connected with the battery management module.

[0017] Optionally, the Internet of Things data acquisition terminal further comprises a fan and a fan control module, the fan is connected with the fan control module, and the fan control module is used for controlling the fan to work to dissipate heat of the Internet of Things data acquisition terminal in a case that the temperature of the Internet of Things data acquisition terminal is greater than a preset temperature threshold.

[0018] Optionally, the Internet of Things data acquisition terminal further comprises an IO expansion module and a plurality of indicator lights, input pins of the IO expansion module are connected with the main control module, and the indicator lights are connected between corresponding output pins of the IO expansion module and power supply ends of the Internet of Things data acquisition terminal.

[0019] Optionally, the Internet of Things data acquisition terminal further comprises a short-distance communication module, and the short-distance communication module is connected with the main control module.

[0020] Optionally, the network communication module communicates with the server based on a cellular network.

[0021] Through the Internet of Things data acquisition terminal of the embodiment of the present application, device information of Internet of Things devices in a building pipe well can be timely reported, so that the Internet of Things devices can be maintained, and in a case that the Internet of Things devices fail, on-site personnel can be timely reminded to go to the incident site for investigation and repair.

[0022] Other features and advantages of the present application will become apparent from the following detailed description of exemplary embodiments thereof, taken in conjunction with the accompanying drawings. BRIEF DESCRIPTION OF DRAWINGS

[0023] The accompanying drawings incorporated in and forming a part of the specification, illustrate embodiments of the application and, together with the description, serve to explain the principles of the application.

[0024] Figure 1 is a block diagram of an Internet of Things data acquisition terminal according to an embodiment of the present application;

[0025] Figure 2 This is a block diagram of an Internet of Things (IoT) data acquisition terminal according to another embodiment of the present disclosure. Detailed Implementation

[0026] Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that, unless otherwise specifically stated, the relative arrangement, numerical expressions, and values ​​of the components and steps set forth in these embodiments do not limit the scope of the present invention.

[0027] The following description of at least one exemplary embodiment is merely illustrative and is in no way intended to limit the invention or its application or use.

[0028] Techniques, methods, and apparatus known to those skilled in the art in the relevant field may not be discussed in detail, but where appropriate, such techniques, methods, and apparatus should be considered part of the specification.

[0029] In all the examples shown and discussed herein, any specific values ​​should be interpreted as merely exemplary and not as limitations. Therefore, other examples of exemplary embodiments may have different values.

[0030] It should be noted that similar labels and letters in the following figures indicate similar items; therefore, once an item is defined in one figure, it does not need to be discussed further in subsequent figures.

[0031] This embodiment provides an Internet of Things (IoT) data acquisition terminal, such as... Figure 1 As shown, the IoT data acquisition terminal 1000 may include a main control module 1100, a concentrator module 1200, and a network communication module 1300. The concentrator module 1200 and the network communication module 1300 are both connected to the main control module 1100.

[0032] The concentrator module 1200 is used to collect device information of connected IoT devices and transmit the device information to the main control module 1100.

[0033] The main control module 1100 is used to process device information through protocol conversion and then transmit it to the network communication module 1300.

[0034] The network communication module 1300 is used to upload device information to the server.

[0035] In this embodiment, IoT devices may include water meters, electricity meters, heat meters, valves, temperature control panels, and other devices.

[0036] In the case that the Internet of Things device comprises a water meter, the device information can comprise at least one of a water meter reading, a water consumption, a water meter state, and the like. In the case that the Internet of Things device comprises an electricity meter, the device information can comprise at least one of an electricity meter reading, an electricity consumption, a peak-valley electricity consumption, an electricity meter state, a mutual inductor ratio, a power factor, and the like. In the case that the Internet of Things device comprises a heat meter, the device information can comprise at least one of a cumulative heat, an instantaneous heat, a cumulative flow, an instantaneous flow, a supply-return water temperature, a battery level, a valve state, and the like. In the case that the Internet of Things device comprises a valve, the device information can comprise a valve opening degree. In the case that the Internet of Things device comprises a temperature control panel, the device information can comprise a set temperature of the temperature control panel.

[0037] In one embodiment of the present disclosure, the network communication module 1300 can communicate with a server based on a cellular network.

[0038] Specifically, the network communication module 1300 can be any one of CAT.0, CAT.1, CAT.4, CAT.6, CAT.12, and the like. The CAT module refers to a communication module that conforms to different LTE UE-Category standards defined by 3GPP (3rd Generation Partnership Project), and is used to realize the connection of the device and the cellular network for data transmission and communication.

[0039] In one embodiment of the present disclosure, the concentrator module 1200 is connected with the Internet of Things device through an MBUS bus. Alternatively, the concentrator module 1200 can also be connected with the Internet of Things device through a CAN bus, an I2C bus, an SPI bus, a 485 bus, and the like.

[0040] In one embodiment of the present disclosure, the concentrator module 1200 can communicate with the master module 1100 through a UART communication protocol. The network communication module 1300 can communicate with the master module 1100 through a USB communication protocol.

[0041] Through the Internet of Things data acquisition terminal of the embodiment of the present disclosure, the device information of the Internet of Things device in the building pipe well can be timely reported, so as to facilitate the maintenance of the Internet of Things device, and the on-site personnel can be timely reminded to go to the incident site for investigation and repair in the case that the Internet of Things device fails.

[0042] In addition, in the prior art, the Internet of Things devices in the building pipe well independently report their own device information to the server, while the embodiment unifies the reporting of the device information of the connected multiple Internet of Things devices to the server through the Internet of Things data acquisition terminal, so that the radio frequency interference between the Internet of Things devices in the building pipe well can be reduced.

[0043] In one embodiment of the present disclosure, the network communication module 1300 is further configured to receive a control command issued by a server; the master module 1100 is further configured to transmit the control command to the concentrator module 1200 after protocol conversion; and the concentrator module 1200 is configured to control at least one connected Internet of Things device according to the control command.

[0044] In one example, the control command can be used to control at least one Internet of Things device to report its device information, and then the concentrator module 1200 can send the control command to the corresponding Internet of Things device, and the Internet of Things device receiving the control command sends its own device information to the Internet of Things data acquisition terminal, so as to report the device information to the server through the Internet of Things data acquisition terminal.

[0045] In another example, the control command can be used to control at least one valve to change the valve opening, and then the concentrator module 1200 can send the control command to the corresponding valve, and the valve receiving the control command changes its own valve opening.

[0046] Through the present embodiment, the control command issued by the server can be issued to the corresponding Internet of Things device through the Internet of Things data acquisition terminal, and at least one Internet of Things device can be controlled accordingly.

[0047] In one embodiment of the present disclosure, as shown in Figure 2 The Internet of Things data acquisition terminal 1000 further includes a power interface 1410, a power management module 1420, and a battery 1430. The power interface 1410 is configured to connect to an external power source. The power interface 1410, the battery 1430, the master module 1100, the concentrator module 1200, and the network communication module 1300 are all connected to the battery management module 1420.

[0048] In the present embodiment, the battery management module 1420 can control the external power source to supply power to each functional module in the Internet of Things data acquisition terminal 1000 and charge the battery 1430 when the power interface 1410 is connected to the external power source.

[0049] Further, the battery management module 1420 can control the battery 1430 to supply power to each functional module in the Internet of Things data acquisition terminal 1000 when the external power source is powered off, so that the Internet of Things data acquisition terminal 1000 can continue to operate for a period of time after the external power source is powered off, upload the stored device information to the server, and report the power-off alarm to the server, so as to facilitate the maintenance of the Internet of Things data acquisition terminal.

[0050] Through the present embodiment, a hardware basis can be provided for power-off maintenance, and data loss caused by power-off can be avoided.

[0051] In one embodiment of the present disclosure, as shown in Figure 2 The IoT data collection terminal 1000 further includes a current sampling module 1510, which is connected to the main control module 1100 and also connected to the MBUS bus.

[0052] In this embodiment, the current sampling module 1510 is configured to detect the current value of the current flowing through the MBUS bus and send the current value to the main control module 1100.

[0053] The main control module 1100 can control the external power supply to stop supplying power to the MBUS bus when the current value of the MBUS bus detected by the current sampling module 1510 is greater than a preset current threshold. The current threshold can be set in advance according to the number of connected IoT devices.

[0054] The current sampling module 1510 in this embodiment can be any circuit module capable of current sampling function, or a Hall sensor, which is not limited here.

[0055] In one embodiment of the present disclosure, as shown in Figure 2 The IoT data collection terminal 1000 further includes a voltage sampling module 1520, which is connected to the main control module 1100 and also connected to the MBUS bus.

[0056] In this embodiment, the voltage sampling module 1520 is configured to detect the voltage value of the MBUS bus voltage and send the voltage value to the main control module 1100.

[0057] The main control module 1100 can control the external power supply to stop supplying power to the MBUS bus when the voltage value of the MBUS bus detected by the voltage sampling module 1520 is greater than a preset voltage threshold. The voltage threshold can be set in advance according to the voltage of the connected external power supply.

[0058] The voltage sampling module 1520 in this embodiment can be any circuit module capable of current sampling function, which is not limited here.

[0059] In one example, the voltage sampling module 1520 can also be provided by the main control module 1100.

[0060] Through the current collection module and the voltage collection module of this embodiment, the normal operation of the MBUS bus can be ensured, and the problem of damage to IoT devices caused by excessive voltage and current can be avoided.

[0061] In one embodiment of the present disclosure, as shown in Figure 2As shown, the Internet of Things data acquisition terminal 1000 further comprises a fan 1610 and a fan control module 1620, the fan 1610 is connected with the fan control module 1620, and the fan control module 1620 is used for controlling the fan 1610 to work to dissipate heat for the Internet of Things data acquisition terminal in the case that the temperature of the Internet of Things data acquisition terminal is greater than a preset temperature threshold.

[0062] In the embodiment, the fan control module 1620 can comprise a thermistor, the resistance of the thermistor changes with the change of the temperature of the Internet of Things data acquisition terminal, and the control signal output by the fan control module 1620 to the fan 1610 makes the fan stop rotating in the case that the temperature of the Internet of Things data acquisition terminal is less than the temperature threshold and makes the fan rotate in the case that the temperature of the Internet of Things data acquisition terminal is less than the temperature threshold.

[0063] Through the embodiment, the fan can be used for dissipating heat when the temperature of the Internet of Things data acquisition terminal is too high, so as to reduce the temperature of the Internet of Things data acquisition terminal and improve the reliability of the Internet of Things data acquisition terminal.

[0064] In one embodiment of the present disclosure, as shown in Figure 2 As shown, the Internet of Things data acquisition terminal 1000 further comprises an IO expansion module 1710 and a plurality of indicator lights 1720, the input pin of the IO expansion module 1710 is connected with the master control module 1100, and the indicator light 1720 is connected between the corresponding output pin of the IO expansion module 1710 and the power supply end of the Internet of Things data acquisition terminal 1000.

[0065] In the embodiment, the IO expansion module 1710 can communicate with the master control module 1100 through the I2C communication protocol.

[0066] The IO expansion module 1710 in the embodiment can be provided by an I / O expander chip, and the IO expansion module 1710 can convert one I2C signal into a 16-bit I / O signal.

[0067] In the embodiment, the plurality of indicator lights can comprise any one or more of the following: an indicator light that emits light when the uplink communication fails, an indicator light that emits light when the uplink communication is normal, an indicator light that emits light when the downlink communication fails, an indicator light that emits light when the downlink communication is normal, an indicator light that emits light when the Internet of Things data acquisition terminal fails, and an indicator light that emits light when the Internet of Things data acquisition terminal starts normally.

[0068] In addition, the master module 1100 can also be connected with other functional modules through the IO expansion module 1710 to realize the functional expansion of the master module. For example, the other functional modules can include any one or more of the following: an Ethernet module, an RS485 module, a 4G module, a LORA uplink module, a LORA downlink module, an SD card module, a board card function identification module, a board voltage control module, a liquid level sensor power supply control module, a current input module, a current output module, and the like.

[0069] Through the embodiment, the function of the master module can be expanded through the IO expansion module, and the applicability of the Internet of Things data acquisition terminal is improved.

[0070] In one embodiment of the present disclosure, as shown in Figure 2 The Internet of Things data acquisition terminal 1000 further includes a short-distance communication module 1800 connected with the master module 1100.

[0071] In the embodiment, the Internet of Things data acquisition terminal 1000 can perform short-distance communication with a maintenance terminal of a field staff through the short-distance communication module 1800 to transmit the error report stored in the Internet of Things data acquisition terminal 1000, so that the field staff can maintain the Internet of Things data acquisition terminal 1000 and the connected Internet of Things equipment according to the error report. The short-distance communication mode can be WiFi, Bluetooth, ZigBee, radio frequency, and the like.

[0072] The above embodiments mainly focus on the differences from other embodiments, but those skilled in the art should understand that the above embodiments can be used alone or in combination as needed.

[0073] Although some specific embodiments of the present application have been described in detail by examples, those skilled in the art should understand that the above examples are only for illustration, and are not intended to limit the scope of the present application. Those skilled in the art should understand that the above embodiments can be modified without departing from the scope and spirit of the present application. The scope of the present application is defined by the appended claims.

Claims

1. An Internet of Things data collection terminal, characterized by, The IoT data acquisition terminal comprises a master module, a concentrator module and a network communication module; the concentrator module and the network communication module are connected with the master module; the concentrator module is used for connecting multiple IoT devices; The concentrator module is used for collecting device information of the connected IoT devices and transmitting the device information to the master module; The master module is used for transmitting the device information to the network communication module after protocol conversion processing of the device information; The network communication module is used for uploading the device information to a server.

2. The IoT data collection terminal of claim 1, wherein, The network communication module is also used for receiving a control command issued by the server; The master module is also used for transmitting the control command to the concentrator module after protocol conversion processing of the control command; The concentrator module is used for controlling at least one connected IoT device according to the control command.

3. The IoT data collection terminal of claim 1, wherein, The concentrator module is connected with the IoT devices through an MBUS bus.

4. The IoT data collection terminal of claim 3, wherein, The IoT data acquisition terminal further comprises a current sampling module connected with the master module and also connected with the MBUS bus.

5. The IoT data collection terminal of claim 3, wherein, The IoT data acquisition terminal further comprises a voltage sampling module connected with the master module and also connected with the MBUS bus.

6. The IoT data collection terminal of claim 1, wherein, The IoT data acquisition terminal further comprises a power interface, a power management module and a battery; the power interface is used for connecting an external power supply; The power interface, the battery, the concentrator module, the network communication module and the master module are connected with the power management module.

7. The IoT data collection terminal of claim 1, wherein, The IoT data acquisition terminal further comprises a fan and a fan control module; the fan is connected with the fan control module; the fan control module is used for controlling the fan to work to dissipate heat of the IoT data acquisition terminal when a temperature of the IoT data acquisition terminal is greater than a preset temperature threshold.

8. The IoT data collection terminal of claim 1, wherein, The IoT data acquisition terminal further comprises an IO expansion module and multiple indicator lights; input pins of the IO expansion module are connected with the master module; the indicator lights are connected between corresponding output pins of the IO expansion module and power supply ends of the IoT data acquisition terminal.

9. The IoT data collection terminal of claim 1, wherein, The IoT data acquisition terminal further comprises a short-distance communication module connected with the master module.

10. The IoT data collection terminal of claim 1, wherein, The network communication module communicates with the server based on a cellular network.

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