CN219041901U - Intrinsic safety type Wi-Fi6 gigabit optical fiber 5G router - Google Patents
Intrinsic safety type Wi-Fi6 gigabit optical fiber 5G router Download PDFInfo
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- CN219041901U CN219041901U CN202223341868.7U CN202223341868U CN219041901U CN 219041901 U CN219041901 U CN 219041901U CN 202223341868 U CN202223341868 U CN 202223341868U CN 219041901 U CN219041901 U CN 219041901U
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Abstract
The utility model provides an intrinsic safety type Wi-Fi6 gigabit optical fiber 5G router, which comprises: the system comprises a power supply overvoltage protection module, a slow starting module, a DC/DC conversion module, an intrinsic safety protection module, a time-sharing power-on module, a DC/DC secondary conversion module, a power supply management module, a Wi-Fi6 module, a 5G module, a 5-path gigabit Ethernet module, an electric conversion optical fiber module, a 4-path gigabit electric port module and a 1-path optical fiber interface module; supporting Wi-Fi6 transmission mode, the wireless rate is about 3000Mbps; wherein the theoretical transmission rate of 2.4G is 574Mbps, and the theoretical transmission rate of 5.8G is 2402Mbps; simultaneously supporting gigabit optical fiber uplink and 5G cellular network uplink communication; the 5G meets the requirements of high bandwidth and low time delay, the theoretical bandwidth is not lower than 20Gb/s, and the minimum 1ms of the theoretical time delay can completely meet the requirements of modern underground communication, such as various equipment of unmanned mine cars, coal mining machines and the like.
Description
Technical Field
The utility model relates to the technical field of wireless communication, in particular to an intrinsic safety type Wi-Fi6 gigabit optical fiber 5G router.
Background
The eight committees jointly print guidance opinion (hereinafter referred to as guidance opinion) about accelerating the intelligent development of coal mine in 3 months in 2020, define the direction of the intelligent development of coal industry, blow the horn of the intelligent construction of coal mine, promote the fusion development of the intelligent technology and the coal industry, promote the intelligent level of coal mine and promote the high-quality development of coal industry. Under the pushing of the guidance opinion, the policies are put out in various places in disputes, the action implementation scheme of intelligent construction of the coal mine is promoted, the construction targets and construction tasks of the policy files in various places all provide the advantages that the coal mine is required to be constructed in an intelligent mode, a 5G+wi-Fi6 network system is required to be constructed, the advantages of large bandwidth, low delay and wide connection of the 5G+wi-Fi6 network are supported, and the informationized application construction of intelligent mining, intelligent inspection of robots, intelligent security, unmanned value, intelligent environment monitoring, intelligent individual equipment and the like is developed. The intelligent linkage of each system of the mine is realized by utilizing a 5G+wi-Fi6 high-bandwidth wireless network, technologies such as the Internet of things, big data, artificial intelligence and the like, the high-quality development of the intelligent mine is promoted, the application requirements of high-definition video, remote control, intelligent inspection, automatic driving and the like in the intelligent construction of the coal mine are met, the local transformation upgrading and the high-quality development of the coal industry are promoted, the man-reduction and synergy are realized, and the intrinsic safety level of the coal mine is improved.
At present, the coal mine is intelligentized in a primary stage of development, and the underground coal mine still faces the problems of difficult perception, unreliable synchronous transmission of multiple types of data, poor remote control instantaneity, low intelligent decision-making efficiency of fusing big data and the like; common 5G products are difficult to meet the complex underground environment and are in an unattended environment for a long time. For example, chinese patent CN210381197U discloses an intrinsic safety type 5-port gigabit dual-band high-power wireless switch, in which an optical fiber interface module or an RJ45 interface module is connected to an exchange chip and is used for processing an RJ45 electrical signal or an optical fiber optical signal, and then the optical fiber electrical signal or the optical fiber optical signal is converted into a wireless radio frequency signal by an ARM architecture SoC module and a wireless baseband radio frequency module, so as to complete conversion of wired and wireless data, and an antenna for receiving or transmitting the wireless radio frequency signal is connected to the wireless baseband radio frequency module, but the theoretical transmission rate of 2.4G is 300Mbps, the theoretical transmission rate of 5G is 867Mbps, and the transmission rate is still not high enough, so that the underground high-bandwidth low-delay communication requirement cannot be satisfied.
Disclosure of Invention
In view of the above, the utility model provides an intrinsic safety type Wi-Fi6 gigabit optical fiber 5G router, which solves the problems that the transmission rate of the conventional underground communication equipment is still not high enough and the underground high-bandwidth low-delay communication requirement cannot be met.
The technical scheme of the utility model is realized as follows: the utility model provides an intrinsically safe Wi-Fi6 gigabit optical fiber 5G router, wherein the intrinsically safe Wi-Fi6 gigabit optical fiber 5G router comprises:
the system comprises a power supply overvoltage protection module, a slow starting module, a DC/DC conversion module, an intrinsic safety protection module, a time-sharing power-on module, a DC/DC secondary conversion module, a power supply management module, a Wi-Fi6 module, a 5G module, a 5-path gigabit Ethernet module, an electric conversion optical fiber module, a 4-path gigabit electric port module and a 1-path optical fiber interface module;
the power supply overvoltage protection and slow start module is externally connected with a power supply and is used for slowly rising current;
the DC/DC conversion module is electrically connected with the power supply overvoltage protection and the slow start module;
the intrinsic safety protection module is electrically connected with the DC/DC conversion module and used for preventing overvoltage;
the time-sharing power-on module is electrically connected with the DC/DC conversion module, and the DC/DC secondary conversion module is electrically connected with the time-sharing power-on module;
the power management module is electrically connected with the DC/DC secondary conversion module, and is electrically connected with the Wi-Fi6 module, the 5G module, the 5-way gigabit Ethernet module, the electric-to-optical fiber module, the 4-way gigabit electric port module and the 1-way optical fiber interface module, and is used for supplying power to the Wi-Fi6 module, the 5G module, the 5-way gigabit Ethernet module, the electric-to-optical fiber module, the 4-way gigabit electric port module and the 1-way optical fiber interface module;
the Wi-Fi6 module is electrically connected with the 5G module and the 5-path gigabit Ethernet module;
the 5-path gigabit Ethernet module is electrically connected with the electrical conversion optical fiber module and the 4-path gigabit electric port module;
the electric conversion optical fiber module is electrically connected with the 1-path optical fiber interface module.
On the basis of the above technical solution, preferably, the specific circuit of the power supply overvoltage protection and slow start module includes:
constant current source chip U5, P-MOS transistor Q1, triode Q6, diode D8, D9, resistor R53, R54, R55, R56, R64 and capacitor C57, C58;
the S pole of the P-MOS transistor Q1 is connected with the positive pole VIN+ of an input power source, the front end of a resistor R56, the collector of a triode Q6, the front end of a resistor R53, pins REXT and VS of a constant current source chip U5 and the front end of a capacitor C57, the D pole of the P-MOS transistor Q1 is connected with the cathode of a diode D9 and the output end VOUT+, the GS pole of the P-MOS transistor Q1 is connected with the emitter of the triode Q6, the rear end of the resistor R53, the front end of a resistor R54 and the rear end of the capacitor C57, the base of the triode Q6 is connected with the rear end of the resistor R55, the front end of the resistor R55 is connected with the anode of a diode D8, the cathode of the diode D8 is connected with the rear end of the resistor R56, the front end of the resistor R64 and the front end of the capacitor C58, the rear end of the resistor R64 and the rear end of the capacitor C58 are grounded, and the anode of the diode D9 is connected with the pin OUT of the constant current source chip U5.
On the basis of the above technical solution, preferably, the specific circuit of the intrinsic safety protection module includes:
the device comprises a silicon controlled rectifier Q7, a zener diode D5, resistors R57 and R58 and a capacitor C59;
the end A of the controlled silicon Q7 is connected with VDD5V and the cathode of the voltage stabilizing diode D5, the end G of the controlled silicon Q7 is connected with the rear end of the resistor R58, the front end of the resistor R58 is connected with the anode of the voltage stabilizing diode D5, the front end of the resistor R57 and the front end of the capacitor C59, and the end K of the controlled silicon Q7 is connected with the rear end of the resistor R57, the rear end of the capacitor C59 and GND.
On the basis of the technical scheme, the system preferably further comprises a secondary intrinsic safety protection module;
the secondary intrinsic safety protection module is electrically connected with the DC/DC secondary conversion module.
On the basis of the above technical solution, preferably, the specific circuit of the secondary intrinsic safety protection module includes:
the device comprises a silicon controlled rectifier Q3, a zener diode D2, resistors R3 and R4 and a capacitor C2;
the end A of the controlled silicon Q3 is connected with the VDD3V3 and the cathode of the voltage stabilizing diode D2, the end G of the controlled silicon Q3 is connected with the rear end of the resistor R4, the front end of the resistor R4 is connected with the anode of the voltage stabilizing diode D2, the front end of the resistor R3 and the front end of the capacitor C2, and the end K of the controlled silicon Q3 is connected with the rear end of the resistor R3, the rear end of the capacitor C2 and GND.
On the basis of the technical scheme, preferably, the Wi-Fi6 module adopts a Wi-Fi6 chip IPQ5018;
and a pin SGMII of the Wi-Fi6 chip IPQ5018 is connected with the 5-path gigabit Ethernet module.
On the basis of the above technical scheme, preferably, the power management module controls each power supply through the GPIO pin of the Wi-Fi6 chip IPQ 5018.
Based on the above technical scheme, preferably, the 5G module adopts a 5G chip QCN6102;
the 5G chip QCN6102 is connected with a pin PCIe of the Wi-Fi6 chip IPQ 5018.
Compared with the prior art, the intrinsic safety type Wi-Fi6 gigabit optical fiber 5G router provided by the utility model has the following structure
The beneficial effects are that:
(1) Supporting Wi-Fi6 transmission mode, the wireless rate is about 3000Mbps; wherein the theoretical transmission rate of 2.4G is 574Mbps, and the theoretical transmission rate of 5.8G is 2402Mbps; simultaneously supporting gigabit optical fiber uplink and 5G cellular network uplink communication; the 5G meets the requirements of high bandwidth and low time delay, the theoretical bandwidth is not lower than 20Gb/s, and the minimum 1ms of the theoretical time delay can completely meet the requirements of modern underground communication, such as various equipment of unmanned mine cars, coal mining machines and the like;
(2) The device current slowly rises through setting the power supply overvoltage protection and the slow starting module, so that the problem that the intrinsic safety power supply cannot be started due to overlarge impact current is prevented;
(3) Through setting up this security protection module and adopting second grade silicon controlled rectifier protection circuit, prevent potential safety hazards such as spark that 5V excessive pressure caused.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a block diagram of an inventive intrinsic safety Wi-Fi6 gigabit optical fiber 5G router;
FIG. 2 is a circuit diagram of a power slow start module of the utility model;
FIG. 3 is a circuit diagram of the inventive intrinsic safety protection module;
FIG. 4 is a circuit diagram of an inventive secondary intrinsic safety protection module;
fig. 5 is a circuit diagram of the Wi-Fi6 module of the utility model.
Detailed Description
The following description of the embodiments of the present utility model will clearly and fully describe the technical aspects of the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, are intended to fall within the scope of the present utility model.
As shown in fig. 1, the present utility model provides an intrinsically safe Wi-Fi6 gigabit optical fiber 5G router, wherein the intrinsically safe Wi-Fi6 gigabit optical fiber 5G router includes:
the system comprises a power supply overvoltage protection module, a slow starting module, a DC/DC conversion module, an intrinsic safety protection module, a time-sharing power-on module, a DC/DC secondary conversion module, a power supply management module, a Wi-Fi6 module, a 5G module, a 5-path gigabit Ethernet module, an electric conversion optical fiber module, a 4-path gigabit electric port module and a 1-path optical fiber interface module;
the power supply overvoltage protection and slow start module is externally connected with a power supply and is used for slowly rising current;
the DC/DC conversion module is electrically connected with the power supply overvoltage protection and the slow start module;
the intrinsic safety protection module is electrically connected with the DC/DC conversion module and used for preventing overvoltage;
the time-sharing power-on module is electrically connected with the DC/DC conversion module, and the DC/DC secondary conversion module is electrically connected with the time-sharing power-on module;
the power management module is electrically connected with the DC/DC secondary conversion module, and is electrically connected with the Wi-Fi6 module, the 5G module, the 5-way gigabit Ethernet module, the electric-to-optical fiber module, the 4-way gigabit electric port module and the 1-way optical fiber interface module, and is used for supplying power to the Wi-Fi6 module, the 5G module, the 5-way gigabit Ethernet module, the electric-to-optical fiber module, the 4-way gigabit electric port module and the 1-way optical fiber interface module;
the Wi-Fi6 module is electrically connected with the 5G module and the 5-path gigabit Ethernet module;
the 5-path gigabit Ethernet module is electrically connected with the electrical conversion optical fiber module and the 4-path gigabit electric port module;
the electric conversion optical fiber module is electrically connected with the 1-path optical fiber interface module.
The intrinsic safety type Wi-Fi6 gigabit optical fiber 5G router supports a Wi-Fi6 transmission mode, and the wireless speed is about 3000Mbps; wherein the theoretical transmission rate of 2.4G is 574Mbps, and the theoretical transmission rate of 5.8G is 2402Mbps; the method supports uplink and downlink MU-MIMO and OFDMA new technologies, improves the condition of network congestion, allows more devices to be connected to a wireless network, and has consistent high-speed connection experience; simultaneously supporting gigabit optical fiber uplink and 5G cellular network uplink communication; the 5G meets the requirements of high bandwidth and low time delay, the theoretical bandwidth is not lower than 20Gb/s, and the minimum 1ms of the theoretical time delay can completely meet the requirements of modern underground communication, such as various equipment of unmanned mine cars, coal mining machines and the like.
As shown in fig. 2, the specific circuit of the power supply overvoltage protection and slow start module includes:
constant current source chip U5, P-MOS transistor Q1, triode Q6, diode D8, D9, resistor R53, R54, R55, R56, R64 and capacitor C57, C58;
the S pole of the P-MOS transistor Q1 is connected with the positive pole VIN+ of an input power source, the front end of a resistor R56, the collector of a triode Q6, the front end of a resistor R53, pins REXT and VS of a constant current source chip U5 and the front end of a capacitor C57, the D pole of the P-MOS transistor Q1 is connected with the cathode of a diode D9 and the output end VOUT+, the GS pole of the P-MOS transistor Q1 is connected with the emitter of the triode Q6, the rear end of the resistor R53, the front end of a resistor R54 and the rear end of the capacitor C57, the base of the triode Q6 is connected with the rear end of the resistor R55, the front end of the resistor R55 is connected with the anode of a diode D8, the cathode of the diode D8 is connected with the rear end of the resistor R56, the front end of the resistor R64 and the front end of the capacitor C58, the rear end of the resistor R64 and the rear end of the capacitor C58 are grounded, and the anode of the diode D9 is connected with the pin OUT of the constant current source chip U5.
When the product is electrified, the power supply overvoltage protection and the slow starting module enable the current of the equipment to rise slowly, so that the problem that the intrinsic safety power supply cannot be started due to overlarge impact current is solved. When the voltage input is higher than the rated voltage, the resistor R56 and the resistor R64 are used for dividing the voltage to enable the triode Q6 to be conducted, and the GS pole voltage of the P-MOS tube Q1 is 0 at the moment, so that the P-MOS tube Q1 is in a cut-off state and plays a role in overvoltage protection; the input source positive pole VIN+ is also connected with the input of the constant current source chip U5, the output is connected with the D pole of the P-MOS tube Q1 through the diode D9, when rated voltage is input, the voltage is continuously charged through the capacitor C57, constant small current charge is provided for the output pole through the constant current source chip U5 before the GS pole voltage of the P-MOS tube Q1 reaches the start-up, the voltage of the output end VOUT+ connected with the D pole of the P-MOS tube Q1 is continuously increased, when the C57 is charged to a certain degree, the GS pole voltage of the P-MOS tube Q1 reaches the start-up time, the P-MOS tube Q1 is conducted, and as the voltage difference value between the voltage of the input end source and the voltage of the output end is reduced due to the fact that the output end VOUT+ has higher voltage, large impact current cannot be generated, and the intrinsic safety source does not move equipment.
The DC/DC conversion module converts the intrinsic safety power supply direct current voltage into 5V voltage and outputs the 5V voltage.
As shown in fig. 3, the specific circuit of the intrinsic safety protection module includes:
the device comprises a silicon controlled rectifier Q7, a zener diode D5, resistors R57 and R58 and a capacitor C59;
the end A of the controlled silicon Q7 is connected with VDD5V and the cathode of the voltage stabilizing diode D5, the end G of the controlled silicon Q7 is connected with the rear end of the resistor R58, the front end of the resistor R58 is connected with the anode of the voltage stabilizing diode D5, the front end of the resistor R57 and the front end of the capacitor C59, and the end K of the controlled silicon Q7 is connected with the rear end of the resistor R57, the rear end of the capacitor C59 and GND.
The safety protection module adopts a secondary silicon controlled rectifier protection circuit to prevent potential safety hazards such as sparks and the like caused by 5V overvoltage; when the voltage of the positive electrode exceeds 5V, enough forward voltage is generated between the G electrode and the K electrode of the silicon controlled rectifier Q7, so that the silicon controlled rectifier Q7 is conducted, overvoltage protection is realized, and the same protection circuit (silicon controlled rectifier Q2) is added, so that redundancy backup is realized, and safety guarantee is increased.
The time-sharing power-on module and the DC/DC secondary conversion module enable 3.3V output through the RC delay circuit when 5V voltage is converted into 1.0V, 1.5V, 3.3V and 3.8V power, enable 1.5V output after 200ms delay, enable 1.0V output after 200ms delay, enable 3.8V voltage because of supplying power to the 5G module, enable when 5G function is required to be started, enable when 5G function is started by default, wait for all peripheral equipment to be normal by CPU, enable 3.8V output finally.
The system also comprises a secondary intrinsic safety protection module;
the secondary intrinsic safety protection module is electrically connected with the DC/DC secondary conversion module.
As shown in fig. 4, the specific circuit of the secondary intrinsic safety protection module includes:
the device comprises a silicon controlled rectifier Q3, a zener diode D2, resistors R3 and R4 and a capacitor C2;
the end A of the controlled silicon Q3 is connected with the VDD3V3 and the cathode of the voltage stabilizing diode D2, the end G of the controlled silicon Q3 is connected with the rear end of the resistor R4, the front end of the resistor R4 is connected with the anode of the voltage stabilizing diode D2, the front end of the resistor R3 and the front end of the capacitor C2, and the end K of the controlled silicon Q3 is connected with the rear end of the resistor R3, the rear end of the capacitor C2 and GND.
The secondary intrinsic safety protection module adopts a secondary silicon controlled rectifier protection circuit to prevent potential safety hazards such as sparks and the like caused by 3.3V overvoltage; when the voltage of the positive electrode exceeds 3.3V, enough forward voltage is generated between the G electrode and the K electrode of the silicon controlled rectifier Q3, so that the silicon controlled rectifier Q3 is conducted, overvoltage protection is realized, and the same protection circuit (silicon controlled rectifier Q4) is added, so that redundancy backup is realized, and safety guarantee is increased.
As shown in fig. 5, the Wi-Fi6 module adopts a Wi-Fi6 chip IPQ5018;
and a pin SGMII of the Wi-Fi6 chip IPQ5018 is connected with the 5-path gigabit Ethernet module.
The Wi-Fi6 module adopts a high-pass Wi-Fi6 chip IPQ5018, is connected with a 5-path gigabit Ethernet module, namely a switching chip QCA8337 through an SGMII interface, wherein 4 paths of the 4-path gigabit Ethernet RJ45 electric ports are provided by a network transformer and are used for externally connecting terminals, and meanwhile, the other paths of the gigabit Ethernet interfaces provide 1-path gigabit SFP optical fiber interfaces through an electric conversion optical fiber module. The high-pass Wi-Fi6 chip IPQ5018 is built with a 2.4G unit, and the maximum 2.4G rate is 574Mbps, so that the total wireless bandwidth of up to 2976Mbps can be realized.
The power management module controls each power supply through a GPIO pin of the IPQ5018 of the Wi-Fi6 chip.
The power management module mainly controls the power supply of each circuit through GPIO pins of the Wi-Fi6 module, firstly supplies power to the Wi-Fi6 module, and sequentially supplies power to the 5-path gigabit Ethernet module, the electric conversion fiber optic module, the 4-path gigabit electric port module and the 1-path fiber optic interface module after normal starting, and finally starts a 5G function according to actual needs to supply power to the 5G module; the power management module adopts a time-sharing power-on technology to supply power to the Wi-Fi6 module, the 5G module, the 5-path gigabit Ethernet module, the 4-path gigabit power module, the electric conversion fiber module and the 1-path fiber interface module according to the requirement, so that the problem of instant overlarge current caused by sudden starting is prevented.
Wherein, the 5G module adopts a 5G chip QCN6102;
the 5G chip QCN6102 is connected with a pin PCIe of the Wi-Fi6 chip IPQ 5018.
The Wi-Fi6 module is connected with the 5G chip QCN6102 through a pin PCIe, can support 2x2MIMO, and has the highest wireless rate 2402Mbps under 160MHz bandwidth.
The 5G module is connected with the Wi-Fi6 module through a USB interface, so that the functions of wire and Wi-Fi to 5G conversion can be realized.
The working principle of the intrinsic safety type Wi-Fi6 gigabit optical fiber 5G router is introduced as follows:
the intrinsic safety power supply converts proper voltage through a power overvoltage protection module, a slow start module, a DC/DC conversion module, an intrinsic safety protection module, a time-sharing power-on module, a DC/DC secondary conversion module and a secondary intrinsic safety protection module to supply power to a Wi-Fi6 module, a 5G module, a 5-way gigabit Ethernet module, a 4-way gigabit electric port module, an electric conversion optical fiber module and a 1-way optical fiber interface module respectively through a power management module;
after the DC/DC conversion module and the DC/DC secondary conversion module output the required voltages, the Wi-Fi6 module is powered by the power management module, the Wi-Fi6 module starts the wired network part, then the 5-channel gigabit Ethernet module, the 4-channel gigabit electric port module, the electric conversion optical fiber module and the 1-channel optical fiber interface module are powered gradually, and finally the 5G module is started, and a customer can decide whether to start the 2.4G wireless part and the 5.8G wireless part according to the requirement after the equipment operates, so that the large current impact caused by suddenly starting a plurality of modules can be prevented;
the 1-path optical fiber interface module is connected with the electric conversion optical fiber module to convert optical fiber optical signals into electric signals, is connected with the 4-path kilomega electric port module together with the 5-path kilomega Ethernet module and transmits the electric signals to the Wi-Fi6 module, and the Wi-Fi6 module is connected with the 5G module at the moment, so that the conversion of Ethernet data and 5G cellular network data is realized, the Wi-Fi6 module is provided with 2.4G and 5.8G wireless communication, and the three-party mutual conversion of wired Ethernet data, wi-Fi data and 5G cellular network data can be realized.
The intrinsic safety Wi-Fi6 gigabit optical fiber 5G router is designed according to the relevant standards of the coal safety industry, meets the national mining product safety mark center specification, and meets the requirements of intrinsic safety equipment; the requirements of special scenes such as underground working surfaces, roadways, electromechanical equipment rooms and the like on wireless network transmission with high reliability, high real-time performance and high uplink bandwidth are met; the slow start and time-sharing power-on technology is adopted to meet the start requirement of an intrinsic safety power supply, and the equipment can work normally.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (8)
1. An intrinsically safe Wi-Fi6 gigabit optical fiber 5G router is characterized in that: the intrinsic safety type Wi-Fi6 gigabit optical fiber 5G router comprises:
the system comprises a power supply overvoltage protection module, a slow starting module, a DC/DC conversion module, an intrinsic safety protection module, a time-sharing power-on module, a DC/DC secondary conversion module, a power supply management module, a Wi-Fi6 module, a 5G module, a 5-path gigabit Ethernet module, an electric conversion optical fiber module, a 4-path gigabit electric port module and a 1-path optical fiber interface module;
the power supply overvoltage protection and slow start module is externally connected with a power supply and is used for slowly rising current;
the DC/DC conversion module is electrically connected with the power supply overvoltage protection and the slow start module;
the intrinsic safety protection module is electrically connected with the DC/DC conversion module and used for preventing overvoltage;
the time-sharing power-on module is electrically connected with the DC/DC conversion module, and the DC/DC secondary conversion module is electrically connected with the time-sharing power-on module;
the power management module is electrically connected with the DC/DC secondary conversion module, and is electrically connected with the Wi-Fi6 module, the 5G module, the 5-way gigabit Ethernet module, the electric-to-optical fiber module, the 4-way gigabit electric port module and the 1-way optical fiber interface module, and is used for supplying power to the Wi-Fi6 module, the 5G module, the 5-way gigabit Ethernet module, the electric-to-optical fiber module, the 4-way gigabit electric port module and the 1-way optical fiber interface module;
the Wi-Fi6 module is electrically connected with the 5G module and the 5-path gigabit Ethernet module;
the 5-path gigabit Ethernet module is electrically connected with the electrical conversion optical fiber module and the 4-path gigabit electric port module;
the electric conversion optical fiber module is electrically connected with the 1-path optical fiber interface module.
2. The intrinsically-safe Wi-Fi6 gigabit optical fiber 5G router of claim 1, wherein: the specific circuit of the power supply overvoltage protection and slow start module comprises:
constant current source chip U5, P-MOS transistor Q1, triode Q6, diode D8, D9, resistor R53, R54, R55, R56, R64 and capacitor C57, C58;
the S pole of the P-MOS transistor Q1 is connected with the positive pole VIN+ of an input power source, the front end of a resistor R56, the collector of a triode Q6, the front end of a resistor R53, pins REXT and VS of a constant current source chip U5 and the front end of a capacitor C57, the D pole of the P-MOS transistor Q1 is connected with the cathode of a diode D9 and the output end VOUT+, the GS pole of the P-MOS transistor Q1 is connected with the emitter of the triode Q6, the rear end of the resistor R53, the front end of a resistor R54 and the rear end of the capacitor C57, the base of the triode Q6 is connected with the rear end of the resistor R55, the front end of the resistor R55 is connected with the anode of a diode D8, the cathode of the diode D8 is connected with the rear end of the resistor R56, the front end of the resistor R64 and the front end of the capacitor C58, the rear end of the resistor R64 and the rear end of the capacitor C58 are grounded, and the anode of the diode D9 is connected with the pin OUT of the constant current source chip U5.
3. The intrinsically-safe Wi-Fi6 gigabit optical fiber 5G router of claim 1, wherein: the specific circuit of the intrinsic safety protection module comprises:
the device comprises a silicon controlled rectifier Q7, a zener diode D5, resistors R57 and R58 and a capacitor C59;
the end A of the controlled silicon Q7 is connected with VDD5V and the cathode of the voltage stabilizing diode D5, the end G of the controlled silicon Q7 is connected with the rear end of the resistor R58, the front end of the resistor R58 is connected with the anode of the voltage stabilizing diode D5, the front end of the resistor R57 and the front end of the capacitor C59, and the end K of the controlled silicon Q7 is connected with the rear end of the resistor R57, the rear end of the capacitor C59 and GND.
4. The intrinsically-safe Wi-Fi6 gigabit optical fiber 5G router of claim 1, wherein: the system also comprises a secondary intrinsic safety protection module;
the secondary intrinsic safety protection module is electrically connected with the DC/DC secondary conversion module.
5. The intrinsically-safe Wi-Fi6 gigabit optical fiber 5G router of claim 4, wherein: the specific circuit of the secondary intrinsic safety protection module comprises:
the device comprises a silicon controlled rectifier Q3, a zener diode D2, resistors R3 and R4 and a capacitor C2;
the end A of the controlled silicon Q3 is connected with the VDD3V3 and the cathode of the voltage stabilizing diode D2, the end G of the controlled silicon Q3 is connected with the rear end of the resistor R4, the front end of the resistor R4 is connected with the anode of the voltage stabilizing diode D2, the front end of the resistor R3 and the front end of the capacitor C2, and the end K of the controlled silicon Q3 is connected with the rear end of the resistor R3, the rear end of the capacitor C2 and GND.
6. The intrinsically-safe Wi-Fi6 gigabit optical fiber 5G router of claim 1, wherein: the Wi-Fi6 module adopts a Wi-Fi6 chip IPQ5018;
and a pin SGMII of the Wi-Fi6 chip IPQ5018 is connected with the 5-path gigabit Ethernet module.
7. The intrinsically-safe Wi-Fi6 gigabit optical fiber 5G router of claim 6, wherein: the power management module controls each path of power supply through the GPIO of the pin of the IPQ5018 of the Wi-Fi6 chip.
8. The intrinsically-safe Wi-Fi6 gigabit optical fiber 5G router of claim 6, wherein: the 5G module adopts a 5G chip QCN6102;
the 5G chip QCN6102 is connected with a pin PCIe of the Wi-Fi6 chip IPQ 5018.
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| CN116799573A (en) * | 2023-07-03 | 2023-09-22 | 四川航天电液控制有限公司 | Injection molding mining vehicle-mounted Ethernet type low-power-consumption isolation coupler |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116799573A (en) * | 2023-07-03 | 2023-09-22 | 四川航天电液控制有限公司 | Injection molding mining vehicle-mounted Ethernet type low-power-consumption isolation coupler |
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