CN111586498A - Multichannel high-speed data exchange equipment - Google Patents
Multichannel high-speed data exchange equipment Download PDFInfo
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- CN111586498A CN111586498A CN202010387020.4A CN202010387020A CN111586498A CN 111586498 A CN111586498 A CN 111586498A CN 202010387020 A CN202010387020 A CN 202010387020A CN 111586498 A CN111586498 A CN 111586498A
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- module
- ethernet interface
- physical ethernet
- interface
- power supply
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q1/00—Details of selecting apparatus or arrangements
- H04Q1/02—Constructional details
- H04Q1/10—Exchange station construction
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L49/00—Packet switching elements
- H04L49/35—Switches specially adapted for specific applications
- H04L49/356—Switches specially adapted for specific applications for storage area networks
- H04L49/357—Fibre channel switches
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L49/00—Packet switching elements
- H04L49/60—Software-defined switches
- H04L49/602—Multilayer or multiprotocol switching, e.g. IP switching
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q1/00—Details of selecting apparatus or arrangements
- H04Q1/02—Constructional details
- H04Q1/035—Cooling of active equipments, e.g. air ducts
Abstract
The invention provides a multichannel high-speed data exchange device, which comprises an interface conversion module, a power management module, a physical Ethernet interface module, a main control module and a three-layer exchange processing module, wherein the interface conversion module is used for converting the interface conversion data into the physical Ethernet interface module; the main control module is connected with and controls the three-layer exchange processing module, the three-layer exchange processing module is connected with the plurality of physical Ethernet interface modules through buses, the physical Ethernet interface modules are connected with the interface conversion module, the power supply management module outputs direct current to the physical Ethernet interface modules, the main control module and the three-layer exchange processing module for power supply, and the interface conversion module outputs direct current to the power supply management module; the number of physical ethernet interface modules is a multiple of 2. The invention can greatly improve the exchange and distribution rate of the node data of the communication vehicle in the communication network, thereby effectively improving the communication efficiency of the communication vehicle; the radiating effect is good, and chip quantity is as few as possible, and the circuit is very likely to be simplified, and long-time operation's stability is splendid, can satisfy a large amount of data processing demands.
Description
Technical Field
The invention relates to a multichannel high-speed data exchange device.
Background
The data exchange equipment is one of the most key core component technologies in all communication networks, and the reliability, large data transmission quantity and lossless transmission of the data exchange equipment are of great importance to the task completion effect of the communication networks. At present, almost all communication networks adopt data exchange equipment, after the communication networks are formed, data exchange in the communication networks becomes a biggest problem, and when a large amount of data in the communication networks need to be exchanged and distributed, a data storm (also called a broadcast storm) problem is easy to occur, so that a communication system in the communication networks is paralyzed, and the completion of communication tasks is greatly influenced.
Disclosure of Invention
In order to solve the technical problems, the invention provides the multichannel high-speed data exchange equipment which can greatly improve the exchange and distribution speed of the node data of the communication vehicle in the communication network, thereby effectively improving the communication efficiency of the communication vehicle and avoiding the data storm problem to a great extent.
The invention is realized by the following technical scheme.
The invention provides a multichannel high-speed data exchange device, which comprises an interface conversion module, a power management module, a physical Ethernet interface module, a main control module and a three-layer exchange processing module; the main control module is connected with and controls the three-layer exchange processing module, the three-layer exchange processing module is connected with the plurality of physical Ethernet interface modules through buses, the physical Ethernet interface modules are connected with the interface conversion module, the power supply management module outputs direct current to the physical Ethernet interface modules, the main control module and the three-layer exchange processing module for power supply, and the interface conversion module outputs direct current to the power supply management module; the number of the physical Ethernet interface modules is multiple of 2; the physical Ethernet interface module, the main control module and the three-layer exchange processing module are the same clock source and are provided by the clock circuit module.
The number of the physical Ethernet interface modules is four, the physical Ethernet interface modules are connected to the interface conversion module in 8 paths, and the interface conversion module correspondingly provides 8 paths of physical Ethernet interfaces to the outside.
The front stage of the interface conversion module is connected with a power conversion module, the input end of the power conversion module is connected to an alternating current power supply interface through a power filter, and the power conversion module is an AC-DC module.
The power supply conversion module and the power supply management module are arranged on the same PCB.
The physical Ethernet interface module, the main control module and the three-layer exchange processing module are arranged on the same PCB.
An LED circuit module is connected to the physical Ethernet interface module, the interface conversion module provides an LED lamp bead, and the LED circuit module is connected with and controls the LED lamp bead.
The reset circuit module is connected to the main control module.
The clock circuit module divides frequency by eight.
The core of the power supply conversion module and the core of the power supply management module are both isolated chips.
The invention has the beneficial effects that: the exchange and distribution rate of the communication vehicle node data in the communication network can be greatly improved, so that the communication efficiency of the communication vehicle is effectively improved; the radiating effect is good, and chip quantity is as few as possible, and the circuit is very likely to be simplified, and long-time operation's stability is splendid, can satisfy a large amount of data processing demands.
Drawings
FIG. 1 is a schematic connection diagram of the present invention;
FIG. 2 is a schematic view of the mounting structure of the present invention;
FIG. 3 is a side schematic view of FIG. 2;
fig. 4 is a cross-sectional view taken along the plane a-a in fig. 2.
In the figure: the system comprises a power supply conversion module 1, an interface conversion module 2, a power supply management module 3, a physical Ethernet interface module 4, a main control module 5, a clock circuit module 6, a reset circuit module 7, a three-layer exchange processing module 8 and an LED circuit module 9.
Detailed Description
The technical solution of the present invention is further described below, but the scope of the claimed invention is not limited to the described.
As shown in fig. 1 to 4, the multi-channel high-speed data switching device includes an interface conversion module 2, a power management module 3, a physical ethernet interface module 4, a main control module 5, and a three-layer switching processing module 8; the main control module 5 is connected with the control three-layer exchange processing module 8, the three-layer exchange processing module 8 is connected with the plurality of physical Ethernet interface modules 4 through buses, the physical Ethernet interface modules 4 are connected with the interface conversion module 2, the power management module 3 outputs direct current to the physical Ethernet interface modules 4, the main control module 5 and the three-layer exchange processing module 8 for power supply, and the interface conversion module 2 outputs direct current to the power management module 3; the number of the physical Ethernet interface modules 4 is a multiple of 2; the physical Ethernet interface module 4, the main control module 5 and the three-layer switching processing module 8 are the same clock source and are provided by the clock circuit module 6.
The number of the physical ethernet interface modules 4 is four, the physical ethernet interface modules 4 are connected to the interface conversion module 2 by 8 paths, and the interface conversion module 2 correspondingly provides 8 paths of physical ethernet interfaces to the outside.
The front stage of the interface conversion module 2 is connected with a power conversion module 1, the input end of the power conversion module 1 is connected to an alternating current power supply interface through a power filter, and the power conversion module 1 is an AC-DC module.
The power conversion module 1 and the power management module 3 are on the same PCB.
The physical Ethernet interface module 4, the main control module 5 and the three-layer exchange processing module 8 are arranged on the same PCB.
An LED circuit module 9 is connected to the physical Ethernet interface module 4, the interface conversion module 2 provides LED lamp beads, and the LED circuit module 9 is connected with and controls the LED lamp beads.
The reset circuit module 7 is connected to the main control module 5.
The clock circuit block 6 divides by eight.
The cores of the power conversion module 1 and the power management module 3 are both isolated chips.
In practice, the power conversion module, the interface conversion module, the power management module, the clock circuit module, the reset circuit module, the main control module, the three-layer exchange processing module, the physical layer ethernet interface module and the LED circuit module are assembled in an electromagnetic shielding shell made of aluminum-magnesium alloy, and the power management module, the clock circuit module, the reset circuit module, the main control module, the three-layer exchange processing module, the physical layer ethernet interface module and the LED circuit module are isolated from the power conversion module by using a partition plate. The power conversion module is installed by being tightly attached to the bottom plate in a reverse buckling mode, and the interface conversion module is vertically installed and embedded on the partition plate.
The interface conversion module mainly completes the function of converting a CPCI interface of the Ethernet exchange module into a RJ45 interface; the power management module mainly completes the function of power supply of each module such as a DC-DC conversion main control module, a three-layer exchange processing module, a physical layer Ethernet interface module and the like, the clock circuit module mainly completes the function of providing control signals for the main control module, the three-layer exchange processing module and the physical layer Ethernet interface module, the reset circuit module mainly completes the function of providing reset signals for the main control module, the main control module mainly completes the function of managing and controlling the exchange module, the three-layer exchange processing module mainly completes the functions of exchanging various data and the like, the physical layer Ethernet interface module mainly completes the management control function of realizing a 16-path 10/100/1000M interface, and the LED circuit module mainly completes the visual processing of the 16-path Ethernet on-off condition in the form of an indicator light.
The main control module, the three-layer exchange processing module and the physical layer Ethernet interface module are all connected by control signals, and the control signals are all provided by the control circuit module.
The power conversion module AC-DC and the DC-DC both adopt isolated chips, the AC-DC module and the DC-DC module are designed on the same PCB, and the conversion module adopts a back-off installation mode clinging to the bottom plate.
The power management module adopts a one-to-two voltage conversion circuit design technology.
The clock circuit module adopts a one-to-eight clock circuit design technology to provide control signals for the main control module, the three-layer exchange processing module and the physical layer Ethernet interface module.
The reset circuit module adopts a reset circuit design with a watchdog function, and ensures the initialization and reset functions of the data exchange equipment.
The main control module adopts a low-power processor chip, so that the thermal design of the system is simplified, and the long-time running stability of the system is improved.
The physical layer Ethernet interface module comprises a gigabit Ethernet physical layer chip and a line transformer, the gigabit PHY chip supports various interface modes, the gigabit PHY chip supports parallel LED signal output, and the network isolation transformer isolates different levels among different network devices connected by twisted-pair lines.
The functions of the modules are specifically:
the power conversion module mainly completes the AC-DC conversion function of the data exchange equipment.
The interface conversion module mainly completes the conversion function between the CPCI interface and the RJ45 interface.
The power management module mainly completes the DC-DC conversion function of the data exchange equipment.
The reset circuit module mainly completes the initialization and reset functions of the data exchange equipment.
The clock circuit module mainly completes the control functions of the multi-master control module, the three-layer switching module and the physical layer Ethernet interface module for generating control signals.
The main control module mainly completes the management and control functions of the data exchange equipment to the three-layer exchange module.
The three-layer exchange module mainly completes the three-layer data exchange function of the data exchange equipment.
The physical layer Ethernet interface module mainly completes the distribution function of 16 paths of Ethernet data of the data switching equipment.
The LED circuit module mainly completes the parallel output of the LED signals of the physical layer Ethernet interface module.
The working principle of the invention is mainly as follows:
the 220V AC power provided by the external equipment is transmitted to the power filter through the power interface. The power filter filters power input from outside, the filtered power is transmitted to the AC-DC power conversion module to convert 220V AC into 5V DC, the 5V DC output by the power conversion module is transmitted to the power management module through the interface conversion module, the power management module converts 5V DC input voltage into 2.5VDC, 1.25V DC, 3.3V DC and 1.2V DC voltage required by the main control module, the three-layer exchange processing module and the physical layer Ethernet interface module, and each module starts to work.
The main control module, the three-layer exchange module and the physical layer Ethernet interface module are all controlled by control signals output by the clock circuit.
The main control module is controlled by the clock circuit, completes system hardware initialization and exchange chip initialization according to the control signal sent by the reset circuit, and then starts to start the task of the operating system.
The three-layer switching processing module is controlled by the clock circuit and the main control module, works in a three-layer switching mode, routing table information is maintained by the main control module, the main control unit controls the three-layer switching unit to work, and the three-layer switching unit correctly forwards data under the control of the main control unit.
The physical layer Ethernet interface module is controlled by a clock circuit, a main control module and a three-layer exchange module and consists of a gigabit Ethernet physical layer chip and a line transformer, the Ethernet interface unit receives data input from a network port, the data passes through an isolation transformer and then reaches the physical layer chip, the data is decoded on the physical layer chip, and then the decoded data is transmitted to the three-layer exchange unit through an SGMII bus. When sending data, the Ethernet interface unit receives the data from the three-layer switching unit, then codes the data, finally transmits the data to the isolation transformer, and finally transmits the data to a line.
Claims (9)
1. The utility model provides a data exchange equipment of multichannel high rate, includes interface conversion module (2), power management module (3), physical ethernet interface module (4), host system (5), three-layer exchange processing module (8), its characterized in that: the main control module (5) is connected with and controls the three-layer switching processing module (8), the three-layer switching processing module (8) is connected with the plurality of physical Ethernet interface modules (4) through a bus, the physical Ethernet interface modules (4) are connected with the interface conversion module (2), the power supply management module (3) outputs direct current to the physical Ethernet interface modules (4), the main control module (5) and the three-layer switching processing module (8) for power supply, and the interface conversion module (2) outputs direct current to the power supply management module (3); the number of the physical Ethernet interface modules (4) is a multiple of 2; the physical Ethernet interface module (4), the main control module (5) and the three-layer exchange processing module (8) are the same clock source and are provided by the clock circuit module (6).
2. The multi-channel high-rate data switching device of claim 1, wherein: the number of the physical Ethernet interface modules (4) is four, the physical Ethernet interface modules (4) are connected to the interface conversion module (2) in 8 paths, and the interface conversion module (2) correspondingly provides 8 paths of physical Ethernet interfaces to the outside.
3. The multi-channel high-rate data switching device of claim 1, wherein: the front stage of the interface conversion module (2) is connected with a power conversion module (1), the input end of the power conversion module (1) is connected to an alternating current power supply interface through a power filter, and the power conversion module (1) is an AC-DC module.
4. A multi-channel high-rate data switching device according to claim 1 or 3, characterized in that: the power supply conversion module (1) and the power supply management module (3) are arranged on the same PCB.
5. The multi-channel high-rate data switching device of claim 1, wherein: the physical Ethernet interface module (4), the main control module (5) and the three-layer exchange processing module (8) are arranged on the same PCB.
6. The multi-channel high-rate data switching device of claim 1, wherein: an LED circuit module (9) is connected to the physical Ethernet interface module (4), an interface conversion module (2) provides an LED lamp bead, and the LED circuit module (9) is connected with and controls the LED lamp bead.
7. The multi-channel high-rate data switching device of claim 1, wherein: the reset circuit module (7) is connected to the main control module (5).
8. The multi-channel high-rate data switching device of claim 1, wherein: the clock circuit module (6) is divided by eight.
9. A multi-channel high-rate data switching device according to claim 1 or 3, characterized in that: the core of the power supply conversion module (1) and the core of the power supply management module (3) are both isolated chips.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202010387020.4A CN111586498A (en) | 2020-05-09 | 2020-05-09 | Multichannel high-speed data exchange equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010387020.4A CN111586498A (en) | 2020-05-09 | 2020-05-09 | Multichannel high-speed data exchange equipment |
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| CN111586498A true CN111586498A (en) | 2020-08-25 |
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6128292A (en) * | 1996-12-05 | 2000-10-03 | Electronics And Telecommunications Research Institute | Packet switching apparatus with multi-channel and multi-cast switching functions and packet switching system using the same |
| CN201774539U (en) * | 2010-05-19 | 2011-03-23 | 李振宇 | Multi-port two-layer gigabit management type exchanger |
| CN203618007U (en) * | 2013-11-13 | 2014-05-28 | 四川微迪通信技术有限公司 | Multichannel Ethernet cable extender main terminal with optical port |
| CN103888311A (en) * | 2013-10-30 | 2014-06-25 | 南京理工大学 | Distributed variable sampling rate synchronous data acquisition device based on Ethernet |
| CN104796356A (en) * | 2015-04-16 | 2015-07-22 | 青岛四方车辆研究所有限公司 | Vehicle-mounted Ethernet switch and signal transceiving and train reconnecting method for railway vehicles |
| CN105743820A (en) * | 2016-04-21 | 2016-07-06 | 大连理工大学 | ARM+FPGA-architecture-based Ethernet switch for train |
| CN205566353U (en) * | 2016-05-25 | 2016-09-07 | 马烈 | Network switch |
| CN107248963A (en) * | 2017-05-19 | 2017-10-13 | 闫晓峰 | Multichannel interchanger, passage referee method and the means of communication based on Ethernet |
| CN109561031A (en) * | 2018-10-12 | 2019-04-02 | 苏州科可瑞尔航空技术有限公司 | A kind of vehicle-mounted Layer 2 switch of high reliability |
| CN209072531U (en) * | 2019-01-08 | 2019-07-05 | 清远众志诚科技有限公司 | TRDP protocol switch |
-
2020
- 2020-05-09 CN CN202010387020.4A patent/CN111586498A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6128292A (en) * | 1996-12-05 | 2000-10-03 | Electronics And Telecommunications Research Institute | Packet switching apparatus with multi-channel and multi-cast switching functions and packet switching system using the same |
| CN201774539U (en) * | 2010-05-19 | 2011-03-23 | 李振宇 | Multi-port two-layer gigabit management type exchanger |
| CN103888311A (en) * | 2013-10-30 | 2014-06-25 | 南京理工大学 | Distributed variable sampling rate synchronous data acquisition device based on Ethernet |
| CN203618007U (en) * | 2013-11-13 | 2014-05-28 | 四川微迪通信技术有限公司 | Multichannel Ethernet cable extender main terminal with optical port |
| CN104796356A (en) * | 2015-04-16 | 2015-07-22 | 青岛四方车辆研究所有限公司 | Vehicle-mounted Ethernet switch and signal transceiving and train reconnecting method for railway vehicles |
| CN105743820A (en) * | 2016-04-21 | 2016-07-06 | 大连理工大学 | ARM+FPGA-architecture-based Ethernet switch for train |
| CN205566353U (en) * | 2016-05-25 | 2016-09-07 | 马烈 | Network switch |
| CN107248963A (en) * | 2017-05-19 | 2017-10-13 | 闫晓峰 | Multichannel interchanger, passage referee method and the means of communication based on Ethernet |
| US20200076723A1 (en) * | 2017-05-19 | 2020-03-05 | Beijing NE-net Technology Co. Ltd. | Ethernet-based Multi-Channels Switch, Channel Arbitration Method and Communication Method thereof |
| CN109561031A (en) * | 2018-10-12 | 2019-04-02 | 苏州科可瑞尔航空技术有限公司 | A kind of vehicle-mounted Layer 2 switch of high reliability |
| CN209072531U (en) * | 2019-01-08 | 2019-07-05 | 清远众志诚科技有限公司 | TRDP protocol switch |
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Application publication date: 20200825 |