CN113092853A - Intelligent gateway, intelligent gateway management system and wisdom lamp pole - Google Patents
Intelligent gateway, intelligent gateway management system and wisdom lamp pole Download PDFInfo
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- G—PHYSICS
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- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
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- G01R22/06—Arrangements for measuring time integral of electric power or current, e.g. electricity meters by electronic methods
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Abstract
The invention provides an intelligent gateway, an intelligent gateway management system and an intelligent lamp pole, wherein a strong current system comprises a power module, a weak current output module and a strong current output module; the weak current system comprises a first communication module, a main control module, a second communication module and an electric energy metering module, wherein a weak current output module is respectively and electrically connected with the first communication module and the second communication module; the first communication module comprises a plurality of types of first communication units, the plurality of types of first communication units are electrically connected with the electric energy metering module, and the plurality of types of first communication units are used for being in communication connection with the service end. The invention can reduce the communication difficulty and the data collection difficulty of different merchants.
Description
Technical Field
The invention belongs to the technical field of Internet of things equipment, and particularly relates to an intelligent gateway, an intelligent gateway management system and an intelligent lamp pole.
Background
The 5G/4G industrial intelligent gateway is used as one of core devices in the intelligent lamp pole system, is deployed on the edge side of the device, provides networking, data acquisition, protocol conversion, data analysis and processing, intelligent linkage of driving devices, application management and the like, and realizes the functions of flexible deployment, remote operation and maintenance and the like through an Internet of things platform. The industrial intelligent gateway is a bridge for communicating data and equipment, is a control center of the intelligent lamp pole, and directly influences the reliability and stability of the intelligent lamp pole system by the function and performance of the industrial intelligent gateway. The wisdom lamp pole provides multiple functions such as intelligent lighting, mobile communication, city monitoring, traffic management, information interaction and city public service through the various equipment of mount, and the equipment that disposes is various, and the interface type is complicated various to the trade company of present single equipment is very many, but does not accomplish interconnection to each trade company single equipment, has the problem of communication difficulty and data collection difficulty, and this difficult problem is solved to the strong intelligent gateway of urgent needs function.
Disclosure of Invention
The embodiment of the invention provides an intelligent gateway, aiming at solving the problems of difficult communication and difficult data collection of single equipment.
An embodiment of the present invention provides an intelligent gateway, where the intelligent gateway includes: a strong current system and a weak current system;
the strong current system comprises a power module, a weak current output module and a strong current output module, and is electrically connected with the weak current system through the weak current output module;
the weak current system comprises a first communication module, a main control module, a second communication module and an electric energy metering module, wherein the weak current output module is respectively and electrically connected with the first communication module and the second communication module, the first communication module is electrically connected with the main control module, the main control module is respectively and electrically connected with the second communication module and the strong current output module, the electric energy metering module is respectively and electrically connected with the first communication module, the main control module, the second communication module, the weak current output module and the strong current output module, and the electric energy metering module is used for carrying out electric metering on the first communication module, the second communication module, the weak current output module and the strong current output module and inputting electric metering signals to the main control module;
the first communication module comprises a plurality of types of first communication units, the plurality of types of first communication units are electrically connected with the electric energy metering module, and the plurality of types of first communication units are used for being in communication connection with a service end;
the second communication module comprises a plurality of types of second communication units, the plurality of types of second difficult-to-live units are electrically connected with the electric energy metering module, and the plurality of types of second communication units are used for realizing communication connection with the equipment end.
Furthermore, the weak current system further comprises a clock module, and the clock module is electrically connected with the master control module.
Furthermore, the main control module is an STM32F091RBT6 monolithic chip, and the STM32F091RBT6 monolithic chip is electrically connected to the first communication module, the electric energy metering module, the second communication module, the strong electric output module and the clock module through different serial ports.
Furthermore, the electric energy metering module comprises an alternating current metering unit, a direct current metering unit and a network power supply metering unit, the alternating current metering unit is electrically connected with the strong current output module, the direct current metering unit is respectively electrically connected with the weak current output module and the second communication module, and the network power supply metering unit is electrically connected with the communication module.
Furthermore, the electric energy metering module is an hlw8112 chip, and the hlw8112 chip is electrically connected to the first communication unit, the main control module, the second communication unit, the weak current output module and the strong current output module through different serial ports.
Furthermore, the type of the first communication unit is an optical interface protocol type, an electrical interface protocol type, a 4G protocol type, or a 5G protocol type.
Further, the types of the second communication unit include Rs485 protocol type, lora protocol type, and zigbee protocol type.
Furthermore, the first communication module is an MT7621 gateway chip, and the MT7621 gateway chip is connected to the STM32F091RBT6 monolithic chip and the weak current output module through different serial ports.
The embodiment of the invention also provides an intelligent gateway management system which comprises a server side, an equipment side and any one of the intelligent gateways in the embodiments of the invention.
The embodiment of the invention also provides the intelligent lamp pole which comprises any intelligent gateway in the embodiment of the invention.
The invention achieves the following beneficial effects: the electric energy data are calculated through the main control module, the electric energy information obtained through calculation is sent to the server side through the corresponding first communication module, the first communication module can switch different types of communication modes, and the communication difficulty of different merchants is reduced. Meanwhile, the first communication module comprises first communication units of different types to adapt to different application scenes, and the communication timeliness of the intelligent gateway and the server is guaranteed. And the electric energy data of the strong current system and the weak current system are measured through the electric energy measuring module, so that the problem of difficulty in data collection is solved, and the difficulty in data collection is reduced. The high-integration hardware is provided for the intelligent gateway, and meanwhile, the production cost and the construction cost are reduced.
Drawings
Fig. 1 is a schematic structural diagram of an intelligent gateway according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram provided by the main control module in the embodiment of the present invention;
fig. 3 is a schematic structural diagram provided by a first communication module in the embodiment of the present invention;
FIG. 4 is a schematic diagram of a weak current output module according to an embodiment of the present invention;
FIG. 5 is a schematic diagram of another configuration provided by the weak current output module in an embodiment of the present invention;
FIG. 6 is a schematic diagram of another configuration provided by the weak current output module in an embodiment of the present invention;
FIG. 7 is a schematic diagram of another configuration provided by the weak current output module in an embodiment of the present invention;
FIG. 8 is a schematic diagram of another configuration provided by the weak current output module in an embodiment of the present invention;
FIG. 9 is a schematic diagram of another configuration provided by the weak current output module in an embodiment of the present invention;
FIG. 10 is a schematic diagram of an embodiment of an AC metrology unit;
FIG. 11 is a diagram illustrating a VP0 structure provided by the AC metrology unit in an embodiment of the present invention;
FIG. 12 is a schematic diagram of a structure provided by the DC metering unit according to an embodiment of the present invention;
FIG. 13 is a schematic diagram of another structure provided by the DC metering unit in the embodiment of the present invention;
fig. 14 is a schematic structural diagram of a VP1 provided by the dc metering unit in the embodiment of the present invention;
FIG. 15 is a schematic diagram of another structure provided by the DC metering unit in the embodiment of the present invention;
fig. 16 is a schematic structural diagram of VP3 provided by the dc metering unit in the embodiment of the present invention;
FIG. 17 is a schematic diagram of a configuration provided by the network power metering unit according to an embodiment of the present invention;
fig. 18 is a schematic structural diagram of a VP2 provided by the network power supply metering unit in the embodiment of the present invention;
FIG. 19 is a schematic diagram of another configuration provided by the network power metering unit in an embodiment of the present invention;
fig. 20 is a schematic diagram of a power connection structure provided by the main control module in the embodiment of the present invention;
fig. 21 is a schematic diagram of a structure provided by the Rs485 cell in an embodiment of the present invention;
FIG. 22 is a schematic diagram of another embodiment of the present invention in which the Rs485 cell is provided;
FIG. 23 is a schematic diagram of one configuration provided by the J4 module in an embodiment of the present invention;
FIG. 24 is a schematic diagram of one configuration provided by the J2 module in an embodiment of the present invention;
FIG. 25 is a schematic diagram of a structure provided by a strong electric output module according to an embodiment of the present invention;
FIG. 26 is a schematic diagram of another structure provided by the strong electric output module according to the embodiment of the present invention;
FIG. 27 is a schematic diagram of another structure provided by the strong electric output module according to the embodiment of the present invention;
fig. 28 is a schematic structural diagram provided by the clock module in the embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example one
As shown in fig. 1, fig. 1 is a schematic structural diagram of an intelligent gateway according to an embodiment of the present invention.
The intelligent gateway comprises a strong current system and a weak current system, wherein the strong current system comprises a power module 2, a weak current output module and a strong current output module, and the strong current system is electrically connected with the weak current system through the weak current output module. The weak current system comprises a first communication module, a main control module, a second communication module and an electric energy metering module, wherein the weak current output module is respectively and electrically connected with the first communication module and the second communication module, the first communication module is electrically connected with the main control module, the main control module is respectively and electrically connected with the second communication module and the strong current output module, the electric energy metering module is respectively and electrically connected with the first communication module, the main control module, the second communication module, the weak current output module and the strong current output module, and the electric energy metering module is used for carrying out electric metering on the first communication module, the second communication module, the weak current output module and the strong current output module and inputting electric metering signals to the main control module; the first communication module comprises a plurality of types of first communication units, the plurality of types of first communication units are electrically connected with the electric energy metering module, and the plurality of types of first communication units are used for being in communication connection with a service end; the second communication module comprises a plurality of types of second communication units, the plurality of types of second difficult-to-live units are electrically connected with the electric energy metering module, and the plurality of types of second communication units are used for realizing communication connection with the equipment end.
In an embodiment of the present invention, the power module is configured to access 220V commercial power, the strong power output module is 220V output, the weak power output module is configured to convert the 220V commercial power into 12V for the first communication module to use, and the weak power output module outputs 1.5A current to the second communication module to use.
Further, the strong current output module comprises a switch control unit, one switch control unit is configured for each 220V strong current output in the strong current output module, the switch control unit is electrically connected with the main control module, and the switch control unit is controlled by the main control module to realize the on and off of the strong current output.
Furthermore, the electric energy metering module comprises an alternating current metering unit, a direct current metering unit and a network power supply metering unit, the alternating current metering unit is electrically connected with the strong current output module, the direct current metering unit is respectively electrically connected with the weak current output module and the second communication module, and the network power supply metering unit is electrically connected with the communication module.
In the embodiment of the invention, the intelligent gateway can form an internal system by three functional PCBs, all functions of the internal system of the intelligent gateway are formed by three PCBs, namely TY-NTCB, TY-NTC and TY-NTB, the main control module, the first communication module, the TY-NTC upper integrated power supply module, the weak current output module, the strong current output module and the second output module are integrated on the TY-NTB, and the forming units of the electric energy metering module are dispersedly arranged on the TY-NTB and the TY-NTC.
In the embodiment of the present invention, as shown in fig. 2, the main control module may be an STM32F091RBT6 single chip microcomputer U8, and the STM32F091RBT6 single chip microcomputer U8 is electrically connected to the first communication module, the electric energy metering module, the second communication module, the strong electric power output module, and the clock module through different serial ports. It should be noted that a serial port may include a plurality of pins.
Concretely, STM32F091RBT6 singlechip chip U8 and first communication module electricity are connected, STM32F091RBT6 singlechip chip U8 communicates through SPI2 mouth and electric energy metering module, electric energy metering module is used for collecting the signal data such as electric energy's electric current, power, voltage, energy consumption to signal data such as electric energy's electric current, power, voltage, energy consumption that will collect are input and are handled and calculate in STM32F091RBT6 singlechip chip U8. The 1 st pin of the STM32F091RBT6 singlechip chip U8 is connected with VCC33 as VBAT, the 13 th, 19 th, 32 th, 48 th and 64 th pins are connected with VCC33 as VDD, and the 12 th, 18 th, 31 th, 47 th and 63 th pins are connected with VCC33 as VSS.
In this embodiment of the present invention, as shown in fig. 3, in TY-NTB, the first communication module includes an MT7621 gateway chip U4, and the MT7621 gateway chip U4 is connected to the STM32F091RBT6 monolithic chip, the power metering module, and the weak current output module through different serial ports. The MT7621 gateway chip U4 may be switched to establish communication with a server through an optical port/electrical port/4G/5G, that is, the MT7621 gateway chip U4 integrates first communication units of various types, and the first communication unit may be a serial port unit, for example, an optical port protocol type serial port, an electrical port protocol type serial port, a 4G protocol type serial port, a 5G protocol type serial port, or the like. Pins 1, 2, 3, and 4 of the MT7621 gateway chip are electrically connected to the VCC33M power supply, and pins 95, 105, and 112 of the MT7621 gateway chip are electrically connected to the VCC33 power supply.
The first communication unit may be a POE (Power over ethernet) gigabit lan1 serial port, a POE gigabit lan2 serial port, a POE gigabit lan3 serial port, a POE gigabit lan4/WAN serial port, a gigabit optical port, a 4G/5G module, a USB2.0/USB 3.0 interface, a PCI-EE interface, or the like.
IN the embodiment of the present invention, as shown IN fig. 4, the weak current output module includes a chip U1 of LDE45-20B12 on TY-NTC for converting the 220V voltage of the external power supply 1 into a 12V voltage (VCC12), ACL-IN is the live wire input of the commercial power 220V, and ACN-IN is the neutral wire input of the commercial power 220V, wherein ACL-IN and ACN-IN are respectively electrically connected to the 1 st pin and the 2 nd pin of the chip U1 of LDE45-20B12, and the 3 rd pin outputs 12V voltages VCC12A and VCC12C, and the ACL-IN and ACN-IN further output the 12V voltage VCC12B through 640456-2.
In an embodiment of the invention, as shown in fig. 5 and fig. 6, the weak current output module further includes an AMS1117-5 chip U3 and an AMS1117-3.3 chip U4 on the TY-NTC, wherein the AMS1117-5 chip U3 is configured to convert the 12V voltage into a 5.1V voltage (VCC5), and the AMS1117-3.3 chip U4 is configured to convert the 12V voltage into a 3.3V voltage (VCC 33).
In the embodiment of the present invention, as shown in fig. 7, in TY-NTB, the weak current output module further includes a TPS563201DDCR chip U1 on TY-NTB, and the TPS563201DDCR chip U1 is configured to convert a 12V voltage VCC12A into a 3.3V voltage VCC 33. Specifically, the VCC12A is electrically connected to pins 3 and 5 of the TPS563201DDCR chip U1, and outputs a 3V voltage VCC33 through pins 2, 4 and 6 of the TPS563201DDCR chip U1 for use by internal systems on TY-NTB.
In the embodiment of the present invention, as shown in fig. 8, in TY-NTB, the weak current output module further includes a TPS563201DDCR chip U2 on TY-NTB, and the TPS563201DDCR chip U2 is configured to convert a voltage of 12V into a voltage of 3.3V, VCC 33M. Specifically, 12V is electrically connected to pins 3 and 5 of the TPS563201DDCR chip U2, and 3.3V voltage VCC33M is output through pins 2, 4 and 6 of the TPS563201DDCR chip U2 for use by internal systems on TY-NTB.
In the embodiment of the present invention, as shown in fig. 9, in TY-NTB, the weak current output module further includes a TPS563201DDCR chip U3 on TY-NTB, and the TPS563201DDCR chip U3 is configured to convert a voltage of 12V into a voltage VCC5 of 5.1V. Specifically, 12V is electrically connected to pins 3 and 5 of the TPS563201DDCR chip U3, and 5.1V voltage VCC5 is output through pins 2, 4 and 6 of the TPS563201DDCR chip U2 for use by internal systems on TY-NTB.
In the embodiment of the present invention, the electric energy metering module includes hlw8112 chips.
Specifically, the electric energy metering module comprises an alternating current metering unit arranged on a TY-NTC, the alternating current metering unit comprises hlw8112 chips U7 and hlw8112 chips U8, the alternating current metering unit corresponding to the hlw8112 chips U7 is shown in fig. 10, and the 8 th, 9 th, 10 th and 11 th pins of the hlw8112 chip U7 are respectively and electrically connected with the 22 th, 23 th, 49 th and 20 th pins of an STM32F091RBT6 singlechip chip U8; the 16 th pin of the hlw8112 chip U7 is electrically connected to the VCC33 power supply, the 5 th pin of the hlw8112 chip U7 is electrically connected to VP0, and VP0 is shown in FIG. 11.
In the embodiment of the present invention, as shown in fig. 12, the ac metering units corresponding to the hlw8112 chip U8 are electrically connected to pins 8, 9, 10, and 11 of the hlw8112 chip U8 and pins 22, 23, 49, and 41 of the STM32F091RBT6 single chip microcomputer chip U8, respectively. The 16 th pin of the hlw8112 chip U8 is electrically connected to the VCC33 power supply, the 5 th pin of the hlw8112 chip U8 is electrically connected to VP0, and VP0 is shown in FIG. 11.
In the embodiment of the invention, the electric energy metering module further comprises a direct current metering unit arranged on the TY-NTC, and the direct current metering unit comprises hlw8112 chips U9 and hlw8112 chips U13. Fig. 13 shows the direct current metering units corresponding to the hlw8112 chip U9, wherein pins 8, 9, 10, and 11 of the hlw8112 chip in the hlw8112 chip U9 are electrically connected to pins 22, 23, 49, and 40 of the STM32F091RBT6 monolithic chip U8, respectively. The 16 th pin of the hlw8112 chip U9 is electrically connected to the VCC33 power supply, the 5 th pin of the hlw8112 chip U9 is electrically connected to VP0, and VP1 is shown in FIG. 14.
In the embodiment of the present invention, the direct current metering unit corresponding to the hlw8112 chip U13 is shown in fig. 15, wherein the 8 th, 9 th, 10 th, and 11 th pins of the hlw8112 chip U13 are electrically connected to the 22 th, 23 th, 49 th, and 39 th pins of the STM32F091RBT6 monolithic chip U8, respectively. The 16 th pin of the hlw8112 chip U13 is electrically connected to the VCC33 power supply, the 5 th pin of the hlw8112 chip U13 is electrically connected to VP3, and VP3 is shown in FIG. 16.
In an embodiment of the present invention, the electric energy metering module further includes a network power supply metering unit disposed on the TY-NTB, where the network power supply metering unit includes hlw8112 chips U6 and hlw8112 chips U7. Fig. 17 shows the network power supply metering unit corresponding to the hlw8112 chip U6, wherein pins 8, 9, 10, and 11 of the hlw8112 chip in the hlw8112 chip U6 are electrically connected to pins 22, 23, 49, and 51 of the STM32F091RBT6 monolithic chip U8, respectively. The 16 th pin of the hlw8112 chip U6 is electrically connected to the VCC33 power supply, the 5 th pin of the hlw8112 chip U9 is electrically connected to VP0, and VP2 is shown in FIG. 18.
In the embodiment of the present invention, the network power supply metering unit corresponding to the hlw8112 chip U7 is shown in fig. 19, wherein the 8 th, 9 th, 10 th, and 11 th pins of the hlw8112 chip U7 are electrically connected to the 22 th, 23 th, 49 th, and 50 th pins of the STM32F091RBT6 single chip microcomputer chip U8, respectively. The 16 th pin of the hlw8112 chip U7 is electrically connected to the VCC33 power supply, the 5 th pin of the hlw8112 chip U7 is electrically connected to VP2, and VP2 is shown in FIG. 18.
The 22 nd, 23 rd, 49 th, 50 th, 51 th, 39 th, 40 th, 41 th and 20 th pins of the STM32F091RBT6 monolithic chip U8 are electrically connected to the VCC33 power supply, respectively, as shown in fig. 20.
In the embodiment of the present invention, the type of the second communication unit includes Rs485 protocol type, lora protocol type, and zigbee protocol type. The Rs485 protocol is realized through an Rs485 unit, the lora protocol is realized through a lora unit, and the zigbee protocol is realized through a zigbee unit. The Rs485 cell includes SP3485EN chip (core power) U11 and SP3485EN chip U12. The SP3485EN chip U11 outputs Rs485 path 1 signals through the 1 st serial port (pin 15) of the STM32F091RBT6 singlechip chip U8 to communicate with the STM32F091RBT6 singlechip chip U8, and the SP3485EN chip U12 outputs Rs485 path 2 signals through the 3 rd serial port (pin 45) of the STM32F091RBT6 singlechip chip U8 to communicate with the STM32F091RBT6 singlechip chip.
In the embodiment of the invention, as shown in fig. 21, an SP3485EN chip U11 is provided, an SP3485EN chip U11 is connected to pins 43 and 42 of an STM32F091RBT6 monolithic chip U8 through pins 1 and 4, and an SP3485EN chip U11 is connected to pin 45 of an STM32F091RBT6 monolithic chip U8 through pins 2 and 3. The SP3485EN chip U11 outputs 485-1A and 485-1B through pins 6 and 7, respectively. The SP3485EN chip U11 is electrically connected to VCC5 through pin 8.
In the embodiment of the invention, as shown in fig. 22, an SP3485EN chip U12 is provided, an SP3485EN chip U12 is connected with pins 43 and 42 of an STM32F091RBT6 monolithic chip U8 through pins 1 and 4, and an SP3485EN chip U12 is connected with a pin 15 of an STM32F091RBT6 monolithic chip U8 through pins 2 and 3. The SP3485EN chip U12 outputs 485-2A and 485-2B through pins 6 and 7, respectively. The SP3485EN chip U12 is electrically connected to VCC5 through pin 8.
In the embodiment of the invention, a reserved serial port is arranged on the STM32F091RBT6 singlechip chip U8, the reserved serial port corresponds to the second communication units such as a lora unit, a zigbee unit and the like, and the reserved serial port is output through a J4 module on TY-NTB. As shown in fig. 23, the J4 module has pins 5, 6, 8, 9, 12, 13, 14, 15, 16, and 17 of the J4 module electrically connected to pins 9, 8, 24, 25, 44, 34, 35, 36, 54, and 53 of the STM32F091RBT6 single chip microcomputer U8, pins 19, 20, 22, 23, 25, 26, 28, 29, 31, 32, 34, 35, 37, and 38 of the J4 module electrically connected to pins 26, 25, 98, 99, 100, 101, 102, 103, 113, 114, 116, 115, 117, and 118 of the MT7621 gateway chip U4, and pins 39 and 40 of the J4 module electrically connected to the VCC33 power supply.
In the embodiment of the invention, the power supply of the Rs485 unit is from a power supply passing through a U13 chip hlw8112 and a J2 module on TY-NTB. The J2 module is shown in fig. 24, in which the 1 st pin of the J2 module is electrically connected to the 1 st and 2 nd pins of the hlw8112 chip U13, the 8 th pin of the J2 module is electrically connected to the 3 rd and 4 th pins of the hlw8112 chip U13, the 2 nd and 3 rd pins of the J2 module are electrically connected to the 6 th and 7 th pins of the SP3485EN chip U11, the 6 th and 7 th pins of the J2 are electrically connected to the 6 th and 7 th pins of the SP3485EN chip U12, and the 4 th and 5 th pins of the J2 are electrically connected to the VCC12A power supply.
In the embodiment of the invention, the strong current output module is arranged on TY-NTC and comprises switch control units, each switch control unit corresponds to one 220V strong current output, each 220V strong current output is controlled to be switched on and switched off through a relay K, and the relay K controls the on-off of an STM32F091RBT6 singlechip chip U8 through an MOS (metal oxide semiconductor) transistor Q. In the embodiment of the invention, the 3-path 220V strong power output is taken as an example, the relays K1, K2 and K3 correspond to the relays K1, K2 and K3, and the relays K1, K2 and K3 respectively correspond to MOS transistors Q1, Q2 and Q3. The first 220V strong current output includes a relay K1, as shown IN fig. 25, pins 5 and 6 of a relay K1 are connected with a mains ACL-IN and an ACN-IN, a pin 1 of the relay K1 is connected with a power supply of an internal system VCC12A and is received by a MOS tube Q1, pins 7 and 8 of the relay K1 output a first 220V voltage, and a pin 2 of the relay K1 and a pin 57 of an STM32F091RBT6 single chip U8. As shown IN fig. 26, pins 5 and 6 of the relay K2 are connected to the mains ACL-IN and ACN-IN, pin 1 of the relay K2 is connected to the power supply of the internal system VCC12A and is received by the MOS transistor Q2, pins 7 and 8 of the relay K2 output a second path of 220V voltage, and pin 2 of the relay K2 and pin 56 of the STM32F091RBT6 monolithic chip U8. As shown IN fig. 27, pins 5 and 6 of the relay K3 are connected to the ac ACL-IN and ACN-IN, pin 1 of the relay K3 is connected to the VCC12A power supply of the internal system and is received by the MOS transistor Q3, pins 7 and 8 of the relay K3 output a third 220V voltage, and pin 2 of the relay K3 is connected to pin 55 of the STM32F091RBT6 monolithic chip U8.
In the embodiment of the present invention, the weak current system further includes: the clock module, as shown in fig. 28, includes SD3077 chip U9 and button cell BT1 arranged on TY-NTB. Specifically, the 3 rd pin (VBAT pin) of the SD3077 chip U9 is electrically connected to the positive electrode of the button cell BT1, and the negative electrode of the button cell BT1 is grounded. The 5 th pin and the 6 th pin of the SD3077 chip U9 are electrically connected with the 59 th pin and the 58 th pin of the STM32F091RBT6 singlechip chip U8 respectively. The SD3077 chip U9 in the clock module is provided with a button battery to provide a working power supply for storing offline time data, and then an accurate clock signal can be provided for the STM32F091RBT6 singlechip chip U8, so that the normal operation of the main control module is ensured.
In the embodiment of the invention, after the provided 220V is powered on, the 220V is converted into 12V through the weak current output module, and then the 12V voltage is converted into 3.3V to supply power to the first communication module, the main control module and the electric energy metering module to start working. According to the application scene of the product, a corresponding first communication module (any one of an optical port protocol, an electrical port protocol, a 4G protocol and a 5G protocol) and a corresponding second communication module (any one of an RS485 protocol, a Lora protocol and an NB-IOT protocol) are selected, so that a corresponding first communication mode and a corresponding second communication mode are selected. When one of the Lora module and the NB-IOT module is selected, a 3.3V power supply is provided for supplying power to the MT7621 gateway chip U4, the STM32F091RBT6 single chip microcomputer chip U8, the Lora unit and the NB-IOT unit. When the RS485 unit is selected, the 12V power supply is converted into a 5V power supply to supply power to the RS485 unit.
In the embodiment of the invention, the electric energy data are calculated through the main control module, the electric energy information obtained through calculation is sent to the server side through the corresponding first communication module, and the first communication module can switch different types of communication modes, so that the communication difficulty of different merchants is reduced. Meanwhile, the first communication module comprises different types of first communication units to adapt to different application scenes, and the communication timeliness of the intelligent gateway and the server is guaranteed. And the electric energy data of the strong current system and the weak current system are measured through the electric energy measuring module, the problem of difficulty in data collection is solved, and the difficulty in data collection is reduced. The high-integration hardware is provided for the intelligent gateway, and meanwhile, the production cost and the construction cost are reduced.
Example two
The embodiment of the invention also provides an intelligent gateway management system which comprises a server, a device and any one of the intelligent gateways in the embodiments of the invention, wherein the intelligent gateway can switch different communication modes to communicate with the server through an MT7621 gateway chip U4, and an STM32F091RBT6 singlechip chip U8 switches different communication modes to communicate with the device. And the intelligent gateway can collect the network power consumption data of MT7621 gateway chip U4 corresponding to communication serial ports, the power consumption data of STM32F091RBT6 singlechip chip U8 corresponding to different communication serial ports and the power consumption data of strong current output module through the electric energy metering module, thereby solving the problem of difficult data collection. The user can check the data collected by the intelligent gateway on a software interface of the server side and control the intelligent gateway.
According to the invention, the main control module is used for calculating the electric energy data, the electric energy information obtained by calculation is sent to the server side through the corresponding first communication module, and the first communication module can switch different types of communication modes, so that the communication difficulty of different merchants is reduced. Meanwhile, the first communication module comprises different types of first communication units to adapt to different application scenes, and the communication timeliness of the intelligent gateway and the server is guaranteed. And the electric energy data of the strong current system and the weak current system are measured through the electric energy measuring module, and the problem of difficulty in data collection is solved. The high-integration hardware is provided for the intelligent gateway, and meanwhile, the production cost and the construction cost are reduced.
EXAMPLE III
The embodiment of the invention also provides the intelligent lamp pole which comprises the intelligent gateway. The intelligent gateway in the intelligent lamp pole can switch different communication modes to communicate with the service end through the MT7621 gateway chip U4, and the STM32F091RBT6 single chip microcomputer chip U8 switches different communication modes to communicate with the equipment end. And this intelligent gateway can collect MT7621 gateway chip U4 through the electric energy metering module and correspond the network power consumption data of communication serial ports to and STM32F091RBT6 monolithic chip U8 corresponds the power consumption data of different communication serial ports, and the power consumption data of forceful electric power output module, solved the problem of data acquisition difficulty in the wisdom lamp pole. The user can check the relevant data of the intelligent lamp pole on the software interface of the server side and control each device in the intelligent lamp pole.
According to the invention, the main control module is used for calculating the electric energy data, the electric energy information obtained by calculation is sent to the server side through the corresponding first communication module, and the first communication module can switch different types of communication modes, so that the communication difficulty of different merchants is reduced. Meanwhile, the first communication module comprises different types of first communication units to adapt to different application scenes, and the communication timeliness of the intelligent gateway and the server is guaranteed. And the electric energy data of the strong current system and the weak current system are measured through the electric energy measuring module, and the problem of difficulty in data collection is solved. The high-integration hardware is provided for the intelligent gateway, and meanwhile, the production cost and the construction cost are reduced.
The present invention is not limited to the above preferred embodiments, but includes all modifications, equivalents, and improvements within the spirit and scope of the present invention.
Claims (10)
1. An intelligent gateway, comprising: a strong current system and a weak current system;
the strong current system comprises a power module, a weak current output module and a strong current output module, and is electrically connected with the weak current system through the weak current output module;
the weak current system comprises a first communication module, a main control module, a second communication module and an electric energy metering module, the weak current output module is respectively and electrically connected with the first communication module and the second communication module, the first communication module is electrically connected with the main control module, the main control module is respectively and electrically connected with the second communication module and the strong current output module, the electric energy metering module is respectively and electrically connected with the first communication module, the main control module, the second communication module, the weak current output module and the strong current output module, and the electric energy metering module is used for electrically metering the first communication module, the second communication module, the weak current output module and the strong current output module and inputting electric metering signals to the main control module;
the first communication module comprises a plurality of types of first communication units, the plurality of types of first communication units are electrically connected with the electric energy metering module, and the plurality of types of first communication units are used for being in communication connection with a service end;
the second communication module comprises a plurality of types of second communication units, the plurality of types of second difficult-to-live units are electrically connected with the electric energy metering module, and the plurality of types of second communication units are used for realizing communication connection with the equipment end.
2. The intelligent gateway of claim 1, wherein the weak current system further comprises a clock module, the clock module being electrically connected to the master module.
3. The intelligent gateway of claim 2, wherein the main control module is an STM32F091RBT6 monolithic chip, and the STM32F091RBT6 monolithic chip is electrically connected to the first communication module, the power metering module, the second communication module, the strong power output module, and the clock module through different serial ports.
4. The intelligent gateway according to claim 3, wherein the electric energy metering module comprises an AC metering unit, a DC metering unit and a network power supply metering unit, the AC metering unit is electrically connected with the strong electric output module, the DC metering unit is electrically connected with the weak electric output module and the second communication module respectively, and the network power supply metering unit is electrically connected with the communication module.
5. The intelligent gateway of claim 4, wherein the electric energy metering module comprises an hlw8112 chip, and the hlw8112 chip is electrically connected to the first communication unit, the main control module, the second communication unit, the weak current output module and the strong current output module through different serial ports.
6. The intelligent gateway of claim 5, wherein the type of the first communication unit comprises an optical interface protocol type, an electrical interface protocol type, a 4G protocol type, a 5G protocol type.
7. The intelligent gateway of claim 6, wherein the type of the second communication unit comprises an Rs485 protocol type, a lora protocol type, a zigbee protocol type.
8. The smart gateway of claim 7 wherein said first communication module comprises an MT7621 gateway chip, said MT7621 gateway chip being connected to said STM32F091RBT6 monolithic chip and said weak current output module via different serial ports, respectively.
9. An intelligent gateway management system, characterized by comprising a server side, a device side and the intelligent gateway according to any one of claims 1 to 8.
10. An intelligent light pole, comprising the intelligent gateway as claimed in any one of claims 1 to 8.
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| CN202110308939.4A CN113092853A (en) | 2021-03-23 | 2021-03-23 | Intelligent gateway, intelligent gateway management system and wisdom lamp pole |
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| CN202110308939.4A CN113092853A (en) | 2021-03-23 | 2021-03-23 | Intelligent gateway, intelligent gateway management system and wisdom lamp pole |
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| CN211860154U (en) * | 2020-05-12 | 2020-11-03 | 湖南省邮电规划设计院有限公司 | Intelligent gateway for multifunctional lamp pole |
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Application publication date: 20210709 |