阅读说明：本技术 一种本安型双频大功率无线接入设备 (A kind of intrinsic safety type double frequency high-power wireless access device ) 是由 熊伟 邓小军 于 2019-08-26 设计创作，主要内容包括：本发明属于以太网设备技术领域,一种本安型双频大功率无线接入设备,包括：电源缓启动模块、本安型DC-DC电源模块、本安二次保护模块、电源管控模块、ARM架构SoC模块、双频无线基带射频模块、存储模块、时钟模块、Combo口电源管控模块、5电1光PHY芯片模块、Combo口模块和RJ45接口模块。本发明实现了传输率高,满足现代化井下通信的需求。(The invention belongs to ethernet device technical fields; a kind of intrinsic safety type double frequency high-power wireless access device, comprising: power supply delay startup module, intrinsic safety type DC-DC power module, intrinsic safety second protection module, power supply control module, ARM framework SoC module, double-frequency wireless baseband radio module, memory module, clock module, Combo mouthfuls of power supply control modules, 5 electric 1 smooth PHY chip modules, Combo mouth mold block and RJ45 interface module.The present invention realizes transmission rate height, meets the needs of modernization underground communica tion.)

1. a kind of intrinsic safety type double frequency high-power wireless access device characterized by comprising power supply delay startup module, intrinsic safety type DC-DC power module, intrinsic safety second protection module, power supply manage module, ARM framework SoC module, double-frequency wireless baseband radio mould Block, memory module, clock module, Combo mouthfuls of power supply control modules, 5 electric 1 smooth PHY chip modules, Combo mouth mold block and RJ45 Interface module；

Power supply delay startup module external power supply, power supply delay startup module are connect with intrinsic safety type DC-DC power module, intrinsic safety type DC- DC power module is connect with power supply control module, and power supply is managed module and connect with Combo mouthfuls of power supply control modules, Combo mouthfuls of electricity Source capsule control module is connect with Combo mouth mold block, and intrinsic safety type DC-DC power module is connect with intrinsic safety second protection module, intrinsic safety type DC-DC power module connect with 5 electric 1 smooth PHY chip modules, 51 smooth PHY chip modules of electricity respectively with Combo mouth mold block, RJ45 Interface module, power supply control module are connected with ARM framework SoC module, intrinsic safety type DC-DC power module and ARM framework SoC module Connection, ARM framework SoC module are connect with double-frequency wireless baseband radio module, memory module and clock module respectively；

Power supply is converted out properly via power supply delay startup module, intrinsic safety second protection module by intrinsic safety type DC-DC power module Voltage give ARM framework SoC module, memory module, clock module, double-frequency wireless baseband radio module, optical port power supply pipe respectively Control circuit, 5 electric 1 smooth PHY chip module for power supply；ARM framework SoC module, memory module, clock module, double-frequency wireless base band are penetrated After the completion of frequency module, 5 electric 1 smooth PHY chip modular circuit electrifying startups, circuit is managed by optical port power supply, successively to each Combo mouthfuls of module for power supply；Combo mouth mold block or the electric 1 smooth PHY chip module of RJ45 interface module connection 5 are respectively used to handle RJ45 electric signal or optical fiber optical signal, then be converted into wirelessly penetrating by ARM framework SoC module, double-frequency wireless baseband radio module Frequency signal, to complete the conversion of wired and wireless data, connection is for receiving or emitting nothing in double-frequency wireless baseband radio module The antenna of line radiofrequency signal；

The Combo mouth mold block includes 1 Combo mouthfuls of gigabit photoelectricity, and RJ45 interface module includes 4 gigabit RJ45 interfaces, 5 electricity 1 smooth PHY chip module supports the communication of wired Combo mouthfuls and 4 gigabit RJ45 interfaces of 1 gigabit photoelectricity, double-frequency wireless Baseband radio module supports the communication of IEEE802.11a/b/g/n/ac double frequency 2.4G, 5G downlink wireless, and 2.4G is up to unidirectional to be passed Defeated 200Mbps, transmitted in both directions 220Mbps, 5G are up to one-way transmission 500Mbps, transmitted in both directions 600Mbps；Double-frequency wireless base The roaming switch time with radio-frequency module is less than 0.5 millisecond.

Technical field

The invention belongs to ethernet device technical fields more particularly to a kind of access of intrinsic safety type double frequency high-power wireless to set It is standby.

Background technique

Coal mine comprehensive automation is the guarantee that coal mine is highly efficient and productive and keeps the safety in production, and the underground coal mine network platform is real The basis of existing coal mine comprehensive automation；Currently, many coal mines in China all establish Industrial Ethernet, equipped for down-hole coal excavation And the monitoring of subsurface environment parameter；Most of scheme is all to take underground wired ethernet mode, is arranged in main roadway, no Entire underground can be covered；It cannot achieve the monitoring, such as coalcutter, locomotive etc. of movement dynamoelectric equipment；The coal mine in China is comprehensive certainly Dynamicization project could not cover fully-mechanized mining working, can not achieve the long-range monitoring of fully mechanized mining equipment, wireless access then occur and set Standby scheme replaces access in radio DeviceMode, using 100,000,000 single-frequency wireless network modes (100,000,000 uplinks+wireless 100,000,000 downlink).

The shortcoming of downhole wireless access device is mainly reflected in the following at present:

A, transmission rate is not high, 100,000,000 port uplink communications, lower behavior only support IEEE802.11b/g single-frequency 2.4G without Line equipment is connected to video camera or communication control unit with radio transmission-receiving function.

B, the theoretical transmission rate of IEEE802.11b/g single-frequency 2.4G is 54Mbps, and uplink port only has 100,000,000, maximum Handling capacity is up to one-way transmission 20Mbps, transmitted in both directions 26Mbps, with the development and equipment of underground communica tion monitoring technology Increase, the data volume to be transmitted also is steeply rising, and it is logical that traditional radio reception device is no longer satisfied modernization underground The demand of letter.

Intrinsic safety electric source used in underground is distinctly claimed (GB3836.4 intrinsic safety to Overall Power Consumption and inrush current Explosion-proof criteria), load equipment power consumption does not allow more than 18W generally, this requirement limits most of common radio reception device and exists The use of underground.

Summary of the invention

The embodiment of the present invention is designed to provide a kind of intrinsic safety type double frequency high-power wireless access device, and transmission rate is high, Meets the needs of modernization underground communica tion.

The embodiments of the present invention are implemented as follows:

A kind of intrinsic safety type double frequency high-power wireless access device, comprising: power supply delay startup module, intrinsic safety type DC-DC power source Module, intrinsic safety second protection module, power supply control module, ARM framework SoC module, double-frequency wireless baseband radio module, storage mould Block, clock module, Combo mouthfuls of power supply control modules, 5 electric 1 smooth PHY chip modules, Combo mouth mold block and RJ45 interface module；

Power supply delay startup module external power supply, power supply delay startup module are connect with intrinsic safety type DC-DC power module, intrinsic safety type DC-DC power module is connect with power supply control module, and power supply is managed module and connect with Combo mouthfuls of power supply control modules, and Combo mouthfuls Power supply control module is connect with Combo mouth mold block, and intrinsic safety type DC-DC power module is connect with intrinsic safety second protection module, intrinsic safety Type DC-DC power module connect with 5 electric 1 smooth PHY chip modules, 51 smooth PHY chip modules of electricity respectively with Combo mouth mold block, RJ45 interface module, power supply control module are connected with ARM framework SoC module, intrinsic safety type DC-DC power module and ARM framework SoC Module connection, ARM framework SoC module are connect with double-frequency wireless baseband radio module, memory module and clock module respectively；

Power supply is via power supply delay startup module, intrinsic safety type DC-DC power module, power supply control module and intrinsic safety second protection Module converts out suitable voltage respectively to ARM framework SoC module, memory module, clock by intrinsic safety type DC-DC power module Module, double-frequency wireless baseband radio module, optical port power supply control circuit, 5 electric 1 smooth PHY chip module for power supply；ARM framework SoC mould Block, memory module, clock module, double-frequency wireless baseband radio module, the smooth PHY chip modular circuit electrifying startup of 5 electricity 1 are completed Afterwards, circuit is managed by optical port power supply, successively gives each Combo mouthfuls of module for power supply；Combo mouth mold block or RJ45 interface module connect It connects 5 electric 1 smooth PHY chip modules and is respectively used to processing RJ45 electric signal or optical fiber optical signal, then pass through ARM framework SoC module, double Frequency radio base band radio-frequency module is converted into radio frequency signal, to complete the conversion of wired and wireless data, double-frequency wireless base band The antenna for receiving or emitting radio frequency signal is connected on radio-frequency module；

The Combo mouth mold block includes 1 Combo mouthfuls of gigabit photoelectricity, and RJ45 interface module includes that 4 gigabit RJ45 connect Mouthful, 5 electric 1 smooth PHY chip modules support the communication of wired Combo mouthfuls and 4 gigabit RJ45 interfaces of 1 gigabit photoelectricity, double Frequency radio base band radio-frequency module supports the communication of IEEE802.11a/b/g/n/ac double frequency 2.4G, 5G downlink wireless, and 2.4G is up to One-way transmission 200Mbps, transmitted in both directions 220Mbps, 5G are up to one-way transmission 500Mbps, transmitted in both directions 600Mbps；Double frequency The roaming switch time of radio base band radio-frequency module is less than 0.5 millisecond.

Access device transmission rate of the invention is high, and 1,000,000,000 port uplink communications support IEEE802.11a/b/g/n/ The theoretical transmission rate of the communication of ac double frequency 2.4G, 5G downlink wireless, 2.4G is 300Mbps, and the theoretical transmission rate of 5G is 867Mbps, in addition uplink port is 1,000,000,000 ports, so maximum throughput 2.4G is up to one-way transmission 200Mbps, it is two-way 220Mbps is transmitted, 5G is up to one-way transmission 500Mbps, transmitted in both directions 600Mbps, with the hair of underground communica tion monitoring technology Exhibition increases with equipment, and the data volume to be transmitted also is steeply rising, and the present invention can fully meet modernization underground communica tion Demand；In addition the monitoring, such as coalcutter, locomotive etc. that movement dynamoelectric equipment is realized in underground, install this radio reception device, can Roaming, data acquisition, transmission video signal, wireless location etc. are wirelessly realized between radio reception device, The roaming switch time is less than 0.5 millisecond, and the transmission that will not influence voice and video etc., achievees the effect that seamless roam；Have Transmission speed is fast, performance is stable, high reliablity, stable signal transmission and wide coverage, networking are convenient, convenient for safeguarding and software The advantages that upgrading.

Detailed description of the invention

Fig. 1 is a kind of intrinsic safety type double frequency high-power wireless access device schematic diagram of the invention.

Specific embodiment

In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and It is not used in the restriction present invention.

Specific implementation of the invention is described in detail below in conjunction with specific embodiment:

As shown in Figure 1, a kind of intrinsic safety type double frequency high-power wireless access device, comprising: power supply delay startup module, intrinsic safety type DC-DC power module, intrinsic safety second protection module, power supply manage module, ARM framework SoC module, double-frequency wireless baseband radio mould Block, memory module, clock module, Combo mouthfuls of power supply control modules, 5 electric 1 smooth PHY chip modules, Combo mouth mold block and RJ45 Interface module；

Power supply delay startup module external power supply, power supply delay startup module are connect with intrinsic safety type DC-DC power module, intrinsic safety type DC-DC power module is connect with power supply control module, and power supply is managed module and connect with Combo mouthfuls of power supply control modules, and Combo mouthfuls Power supply control module is connect with Combo mouth mold block, and intrinsic safety type DC-DC power module is connect with intrinsic safety second protection module, intrinsic safety Type DC-DC power module connect with 5 electric 1 smooth PHY chip modules, 51 smooth PHY chip modules of electricity respectively with Combo mouth mold block, RJ45 interface module, power supply control module are connected with ARM framework SoC module, intrinsic safety type DC-DC power module and ARM framework SoC Module connection, ARM framework SoC module are connect with double-frequency wireless baseband radio module, memory module and clock module respectively；

Power supply is via power supply delay startup module, intrinsic safety type DC-DC power module, power supply control module and intrinsic safety second protection Module converts out suitable voltage respectively to ARM framework SoC module, memory module, clock by intrinsic safety type DC-DC power module Module, double-frequency wireless baseband radio module, optical port power supply control circuit, 5 electric 1 smooth PHY chip module for power supply；ARM framework SoC mould Block, memory module, clock module, double-frequency wireless baseband radio module, the smooth PHY chip modular circuit electrifying startup of 5 electricity 1 are completed Afterwards, circuit is managed by optical port power supply, successively gives each Combo mouthfuls of module for power supply；Combo mouth mold block or RJ45 interface module connect It connects 5 electric 1 smooth PHY chip modules and is respectively used to processing RJ45 electric signal or optical fiber optical signal, then pass through ARM framework SoC module, double Frequency radio base band radio-frequency module is converted into radio frequency signal, to complete the conversion of wired and wireless data, double-frequency wireless base band The antenna for receiving or emitting radio frequency signal is connected on radio-frequency module；

The Combo mouth mold block includes 1 Combo mouthfuls of gigabit photoelectricity (1 WAN mouthfuls of Combo PORT in figure), RJ45 Interface module includes 4 gigabit RJ45 interfaces (LAN mouthfuls of 4 in figure), and 5 electric 1 smooth PHY chip modules support wired 1 thousand The communication of million Combo mouthfuls of photoelectricity and 4 gigabit RJ45 interfaces, double-frequency wireless baseband radio module support IEEE802.11a/b/ The communication of g/n/ac double frequency 2.4G, 5G downlink wireless, 2.4G is up to one-way transmission 200Mbps, and transmitted in both directions 220Mbps, 5G are most A height of one-way transmission 500Mbps, transmitted in both directions 600Mbps；The roaming switch time of double-frequency wireless baseband radio module is less than 0.5 Millisecond, Combo PORT (Combo mouthfuls) is exactly the meaning that RJ45 and fiber module is combined in figure.

In Fig. 1, a kind of intrinsic safety type double frequency high-power wireless access device, including power supply delay startup module, intrinsic safety type DC-DC Power module, power supply control module, ARM framework SoC module, double-frequency wireless baseband radio module, is deposited at intrinsic safety second protection module Store up module, clock module, Combo mouthfuls of power supply control modules, 5 electric 1 smooth PHY chip modules, Combo mouth mold block, RJ45 interface mould Block etc., concrete principle is as follows:

(1) intrinsic safety electric source is via power supply delay startup module, intrinsic safety type DC-DC power module, power supply control module and intrinsic safety Second protection module converts out suitable voltage respectively to ARM framework SoC module, memory module, double by voltage transformation module Frequency radio base band radio-frequency module, optical port power supply control circuit, 5 electric 1 smooth PHY chip module for power supply.

(2) ARM framework SoC module, memory module, clock module, double-frequency wireless baseband radio module, 5 electric 1 smooth PHY cores After the completion of piece modular circuit electrifying startup, circuit is managed by optical port power supply, successively powers to each optical module, reduces light to the greatest extent Module is powered on the influence of the dash current of intrinsic safety electric source.

(3) double-frequency wireless baseband radio module, memory module, clock module, 5 electric 1 smooth PHY chip modules respectively with ARM The connection of framework SoC module；Combo mouth mold block or RJ45 interface module connection exchange chip be respectively used to processing RJ45 electric signal or Optical fiber optical signal, then radio frequency signal is converted by ARM framework SoC module, radio base band radio-frequency module, it is wired to complete With the conversion of wireless data, the antenna for receiving or emitting radio frequency signal is connected on radio base band radio-frequency module.

Gigabit double frequency high-power wireless access device of the invention provides most 1 WAN mouthfuls (1,000,000,000 photoelectricity Combo Mouthful), 4 gigabit RJ45 power ports realize the positioning of industrial field device and personnel using wireless location technology, are industrial production Automation provides data supporting, and the location technology of this equipment is a data acquisition person in entire positioning system, leads to It crosses multipoint positioning (multiple equipment) detection and receives the signal strength from wireless tag, wireless mark is calculated by software algorithm The distance relation of label and position, wireless location accuracy reach within several meters.Using wireless WPA/WPA2/WEP and apart from certification Equal wireless cryptographic techniques, guarantee wireless security, in addition a variety of firewall functionalities such as port forwarding, ARP binding, DMZ isolated area can Guarantee the safety of network.Using controllable substep electrification circuit (power supply control module), power supply manages functions of modules and principle It is exactly power supply process described above, is powered on step by step to each unit and optical module, avoid all optical modules while powers on to this Pacify power supply dash current it is excessive, lead to intrinsic safety electric source overcurrent protection, solve this gigabit double frequency high-power wireless switched circuit and Intrinsic safety starting protection problem caused by multiple optical module mixed loads are excessive.

Access device transmission rate of the invention is high, and 1,000,000,000 port uplink communications support IEEE802.11a/b/g/n/ The theoretical transmission rate of the communication of ac double frequency 2.4G, 5G downlink wireless, 2.4G is 300Mbps, and the theoretical transmission rate of 5G is 867Mbps, in addition uplink port is 1,000,000,000 ports, so maximum throughput 2.4G is up to one-way transmission 200Mbps, it is two-way 220Mbps is transmitted, 5G is up to one-way transmission 500Mbps, transmitted in both directions 600Mbps, with the hair of underground communica tion monitoring technology Exhibition increases with equipment, and the data volume to be transmitted also is steeply rising, and the present invention can fully meet modernization underground communica tion Demand；In addition the monitoring, such as coalcutter, locomotive etc. that movement dynamoelectric equipment is realized in underground, install this radio reception device, can Roaming, data acquisition, transmission video signal, wireless location etc. are wirelessly realized between radio reception device, The roaming switch time is less than 0.5 millisecond, and the transmission that will not influence voice and video etc., achievees the effect that seamless roam；Have Transmission speed is fast, performance is stable, high reliablity, stable signal transmission and wide coverage, networking are convenient, convenient for safeguarding and software The advantages that upgrading.

Technical term explanation:

SoC: systems-on-a-chip (System on Chip)

PHY: port physical layer (Port Physical Layer)

WAN: wide area network (Wide Area Network)

LAN: local area network (Local Area Network)

The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to restrict the invention, all in essence of the invention Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.