CN208208089U

CN208208089U - Concentrator communication module based on single fiber bi-directional plastic optical fiber

Info

Publication number: CN208208089U
Application number: CN201820772192.1U
Authority: CN
Inventors: 罗先明; 彭楠宣
Original assignee: Light Scientific And Technical Industry Co Ltd In Chongqing Century
Current assignee: Light Scientific And Technical Industry Co Ltd In Chongqing Century
Priority date: 2018-05-23
Filing date: 2018-05-23
Publication date: 2018-12-07
Anticipated expiration: 2028-05-23

Abstract

The utility model provides a kind of concentrator communication module based on single fiber bi-directional plastic optical fiber, comprising: controller, concentrator socket, with the two-way interconnection of controller and external concentrator；At least one optical module, is connected with controller, which includes the optical fiber transceiving port of an external unitary plastic optical fiber, and operating mode is single fiber bi-directional transmission.Power conversion module, input terminal are connected with concentrator socket, and output end is connected to its power supply with controller, optical module respectively.This communication module is communicated using the optical module of single fiber one-way transmission, relative to traditional Double-strand transmission, is on the one hand reduced electromagnetic interference, is improved transmission rate, has better safety, stability and economy；On the other hand, its manufacturing cost is lower, in terms of the power information transmission for the power consumer on, communication cost is lower, can better meet the actual demand of electric power enterprise, provides technical support to accelerate power user power consumption information acquisition system and smart grid construction.

Description

Concentrator communication module based on single fiber bi-directional plastic optical fiber

Technical field

The utility model relates to photoelectric communication fields, more particularly to a kind of concentrator based on single fiber bi-directional plastic optical fiber Communication module.

Background technique

Concentrator is the centre management equipment and control equipment of remote auto meter reading system, is responsible for timing reading terminals number According to the order transmission of, system, data communication, network management, logout, data the functions such as lateral transport.Whole nation electricity at present Force system mainly uses the wire transmission of RS485 twisted pair in the concentrator communication module of power information acquisition system.However, In actual use, this mode of RS485 twisted pair wire transmission is found, since itself is using copper core, production At high cost, rate is low and generates electromagnetic interference with power circuit, and then influences the accuracy and service life of equipment.

Utility model content

In view of the foregoing deficiencies of prior art, the purpose of this utility model is to provide one kind is moulded based on single fiber bi-directional The concentrator communication module for expecting optical fiber, for solving in the prior art because using at high cost caused by twisted pair, easy electromagnetism is dry It disturbs, the problem that transmission rate is low.

In order to achieve the above objects and other related objects, the utility model provides a kind of based on single fiber bi-directional plastic optical fiber Concentrator communication module, comprising:

Controller；

Concentrator socket, with the two-way interconnection of the controller and external concentrator；

At least one optical module, is connected with controller, and each optical module includes an external unitary plastic optical fiber Optical fiber transceiving port, the operating mode of the optical module is single fiber bi-directional transmission；

Power conversion module, input terminal are connected with concentrator socket, and output end is connected with controller, optical module respectively It powers for it.

In a preferred embodiment of the utility model, the communication module further include: connect the net of the concentrator socket Network interface module.

In a preferred embodiment of the utility model, the Network Interface Module is RJ45 interface module or/and optical module.

In a preferred embodiment of the utility model, the communication module further include: wireless communication unit, the controller External equipment is connected using wireless communication unit.

In a preferred embodiment of the utility model, the wireless communication unit is bluetooth module, infrared module, Wifi mould Any one in block or 3/4/5G module.

In a preferred embodiment of the utility model, the optical module is based on POF transmission medium, wavelength 660nm Or the visible light of 530nm.

In a preferred embodiment of the utility model, the controller uses STM32F2 series of products, uses ARM Cortex-M3 framework CPU.

In a preferred embodiment of the utility model, the communication module further include: memory, with the controller phase Even storage electricity consumption acquires information.

In a preferred embodiment of the utility model, the memory is FLASH memory or EEPROM.

As described above, the communication module for concentrating electricity consumption acquisition of the utility model, has the advantages that

This communication module is communicated using the optical module of single fiber one-way transmission, relative to traditional Double-strand transmission, one Aspect reduces electromagnetic interference, improves transmission rate, has better safety, stability, reliability and economy；It is another Aspect, manufacturing cost is lower, in terms of the power information transmission for the power consumer on, communication cost is lower, can be more preferable The actual demand for meeting electric power enterprise, for accelerate power user power consumption information acquisition system and smart grid construction technology is provided Support.

Detailed description of the invention

Fig. 1 is shown as a kind of knot of concentrator communication module based on single fiber bi-directional plastic optical fiber provided by the utility model Structure block diagram；

Fig. 2 is shown as a kind of reality of concentrator communication module based on single fiber bi-directional plastic optical fiber provided by the utility model Apply a structural block diagram.

Component label instructions:

1 controller

2 concentrator sockets

3 optical modules

4 power conversion modules

5 Network Interface Modules

6 wireless communication units

7 memories.

Specific embodiment

The embodiments of the present invention is illustrated by particular specific embodiment below, those skilled in the art can be by this Content disclosed by specification understands other advantages and effect of the utility model easily.

Please refer to Fig. 1 and Fig. 2, it should however be clear that this specification structure depicted in this specification institute accompanying drawings, ratio, size etc., only to Cooperate the revealed content of specification, so that those skilled in the art understands and reads, is not intended to limit the utility model Enforceable qualifications, therefore do not have technical essential meaning, the modification of any structure, the change of proportionate relationship or size Adjustment, in the case where not influencing the effect of the utility model can be generated and the purpose that can reach, should all still fall in the utility model Revealed technology contents obtain in the range of capable of covering.Meanwhile in this specification it is cited as "upper", "lower", " left side ", The term on " right side ", " centre " and " one " etc. is merely convenient to being illustrated for narration, rather than enforceable to limit the utility model Range, relativeness are altered or modified, under the content of no substantial changes in technology, enforceable when being also considered as the utility model Scope.

Referring to Fig. 1, for a kind of communication module structural block diagram for concentrating electricity consumption acquisition provided by the utility model, comprising:

Controller 1；

Concentrator socket 2, with the 1 external concentrator of two-way interconnection of controller；

At least one optical module 3, is connected with controller, and each optical module includes an external unitary plastic optical fiber Optical fiber transceiving port, the operating mode of the optical module 3 is single fiber bi-directional transmission.

Power conversion module 4, input terminal are connected with concentrator socket 2, output end respectively with controller 1, optical module 3 It is connected to its power supply.

Since the optical module 3 used is single fiber one-way transmission, it is based on POF transmission medium, wavelength is 660nm (feux rouges) Or the visible light of 530nm (green light), relative to the copper transmission in traditional technology, single fiber one-way transmission reduces electromagnetic interference, Meanwhile improving its efficiency of transmission.

Wherein, the controller 1 uses STM32F2 series of products, uses ARM Cortex-M3 framework CPU.

In the present embodiment, 4 input terminal of power conversion module is connected with concentrator socket 2, for connecting external electrical Source, output end are connected to its power supply with controller 1, optical module 3 respectively.

On that basi of the above embodiments, this communication module further include: connect the Network Interface Module of the concentrator socket 2 5, the Network Interface Module 5 is RJ45 interface module or optical module, alternatively, RJ45 interface module and optical module, pass through networking Mode connects exterior terminal and realizes data transmission.

On that basi of the above embodiments, this communication module further include: wireless communication unit 6, the controller 1 is using wireless Communication unit 6 connects external equipment；The wireless communication unit 6 is bluetooth module, infrared module, Wifi module or 3/4/5G mould Any one in block passes through exterior terminal equipment (smart phone, computer by the way that wireless communication unit 6 is arranged convenient for user Deng) with controller 1 realize interconnected communication, realize data transmission, such as upgrade the communication module software, read networking equipment information, Warning information etc..

On that basi of the above embodiments, this communication module further include: memory 7, the storage that is connected with the controller 1 are used Electricity acquisition information, the memory 7 are FLASH memory or EEPROM.

Fig. 2 is a kind of embodiment of the concentrator communication module based on single fiber bi-directional plastic optical fiber provided by the utility model Structural block diagram, details are as follows:

Concentrator socket 2 is that power conversion module 4 provides primary power, voltage 12V.Power conversion module 4 is to initial Power supply carries out decompression processing, then, provides 3.3V power supply electricity to controller 1 (MCU, MCU processor or microprocessor) respectively Pressure, provides the supply voltage of 5V for optical module.

Wherein, MCU processor realizes data acquisition storage and data upload function, and MCU uses STM32F2 series of products, Using ARM Cortex-M3 framework CPU, 120M dominant frequency, STM32F205RC/RET6 is the RAM of a 96/128KB, 256/ 512KB Flash memory, chip interior integrate 6 serial ports, and chip technology maturation risk is low.MCU processor passes through concentrator The external concentrator of socket 2, realizes the two-way communication of MCU processor and concentrator, and concentrator sends data or instruction at MCU to Device is managed, data information is uploaded to concentrator by MCU processor.MCU processor connects power conversion module 4, power conversion module 4 It provides for MCU processor by decompression treated 3.3V supply voltage.MCU processor is also connected with Network Interface Module 5, network The external computer of interface module 5 or other terminal devices, the Network Interface Module 5 include: RJ45 interface module or/and optical module. MCU processor is connect with several 3 parallel bidirectionals of optical module, and MCU processor is by the instruction of acquisition or data information transfer to optical mode Block 3, optical module 3 send the data information of acquisition to MCU processor.MCU processor realizes external bluetooth by bluetooth module Communication between equipment and MCU processor specifically may be implemented between mobile phone and Local Communication Module by bluetooth module Data transmission, mainly upgrading Local Communication Module software, reading networking equipment information, warning information etc.；MCU processor also with Memory module is bi-directionally connected for storing information convenient for subsequent upload.

In conclusion the communication module of the utility model is communicated using the optical module of single fiber one-way transmission, relative to Traditional Double-strand transmission, on the one hand reduces electromagnetic interference, improves transmission rate, have better safety, stability, Reliability and economy；On the other hand, manufacturing cost it is lower, in terms of the power information transmission for the power consumer on, it is logical Letter expense is lower, can better meet the actual demand of electric power enterprise, for accelerate power user power consumption information acquisition system with Smart grid construction provides technical support.So the utility model effectively overcomes various shortcoming in the prior art and has height Spend value of industrial utilization.

The above embodiments are only illustrative of the principle and efficacy of the utility model, and not for limitation, this is practical new Type.Any person skilled in the art can all carry out above-described embodiment under the spirit and scope without prejudice to the utility model Modifications and changes.Therefore, such as those of ordinary skill in the art without departing from the revealed essence of the utility model All equivalent modifications or change completed under mind and technical idea, should be covered by the claim of the utility model.

Claims

1. a kind of concentrator communication module based on single fiber bi-directional plastic optical fiber characterized by comprising

Controller (1)；

Concentrator socket (2), with the two-way interconnection of the controller and external concentrator；

At least one optical module (3), is connected with controller, and each optical module includes an external unitary plastic optical fiber Optical fiber transceiving port, the operating mode of the optical module (3) are single fiber bi-directional transmission；

Power conversion module (4), input terminal are connected with concentrator socket (2), output end respectively with controller (1), optical mode Block (3) is connected to its power supply.

2. the concentrator communication module according to claim 1 based on single fiber bi-directional plastic optical fiber, which is characterized in that also wrap It includes: connecting the Network Interface Module (5) of the concentrator socket (2).

3. the concentrator communication module according to claim 2 based on single fiber bi-directional plastic optical fiber, which is characterized in that described Network Interface Module (5) is RJ45 interface module or/and optical module.

4. the concentrator communication module according to claim 1 based on single fiber bi-directional plastic optical fiber, which is characterized in that also wrap Include: wireless communication unit (6), the controller connect external equipment using wireless communication unit.

5. the concentrator communication module according to claim 4 based on single fiber bi-directional plastic optical fiber, which is characterized in that described Wireless communication unit (6) is any one in bluetooth module, infrared module, Wifi module or 3/4/5G module.

6. the concentrator communication module according to claim 1 based on single fiber bi-directional plastic optical fiber, which is characterized in that described Optical module (3) is based on POF transmission medium, and wavelength is the visible light of 660nm or 530nm.

7. the concentrator communication module according to claim 1 based on single fiber bi-directional plastic optical fiber, which is characterized in that described Controller (1) uses STM32F2 series of products, uses ARM Cortex-M3 framework CPU.

8. the concentrator communication module according to claim 1 based on single fiber bi-directional plastic optical fiber, which is characterized in that also wrap Include: memory (7), be connected storage electricity consumption acquisition information with the controller.

9. the concentrator communication module according to claim 8 based on single fiber bi-directional plastic optical fiber, which is characterized in that described Memory (7) is FLASH memory or EEPROM.