CN202713638U - Intrinsically-safe wireless network multimedia base station - Google Patents
Intrinsically-safe wireless network multimedia base station Download PDFInfo
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- CN202713638U CN202713638U CN 201220332541 CN201220332541U CN202713638U CN 202713638 U CN202713638 U CN 202713638U CN 201220332541 CN201220332541 CN 201220332541 CN 201220332541 U CN201220332541 U CN 201220332541U CN 202713638 U CN202713638 U CN 202713638U
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- wireless network
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- base station
- network multimedia
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Abstract
The utility model relates to an intrinsically-safe wireless network multimedia base station, which is characterized by comprising a wireless network multimedia terminal, and an intrinsically safe base station and an optical transceiver which are connected with the wireless network multimedia terminal. The wireless network multimedia terminal comprises a DSL access module, a wireless network access module, an optical fiber access module separately connected with the DSL access module and the wireless network access module, and a power supply module used for supplying power to the modules. According to the utility model, an optical fiber Ethernet switching module is connected with a wireless local-area network access module and the DSL access module. IEEE802.11g/N wireless local-area network access, IEEE802.3 wired Ethernet access and the DSL access module can be provided. For the using environment underground, a non-power-off power supply linked with a power output port, a DSL, an optical fiber Ethernet and antennas are designed in an intrinsic safety mode. The intrinsically-safe wireless network multimedia base station is applicable to use environments and systems with the need of wireless access to coal mine.
Description
Technical field
The utility model relates to a kind of wireless base station, particularly a kind of intrinsically safe wireless network multimedia base station.
Background technology
At present, the industry spot information reform is the direction that industrial control field is greatly developed, and light/electric Ethernet is more and more extensive in the use of industry spot.For the increase of on-site data gathering technology owing to data bandwidth, more and more for multimedia requirement simultaneously.
For colliery etc. certain dangerous complex working condition that exists is arranged, wired mode possesses the wiring obstacle that is difficult to go beyond.For example at the coal mine fully-mechanized mining working that adopts actual mining technology, the existence of coal-winning machine, hydraulic support, scrapper conveyor, the first-class sports equipment of conveyer and working face migration, cause access in radio to use, but for realizing the safety in production requirement, must monitor the scene, therefore in the urgent need to possessing data, image, speech radio multimedium access way.
The utility model content
The purpose of this utility model is for above-mentioned the deficiencies in the prior art, a kind of instructions for use for special industry scenes such as collieries is provided, adopt the safe practice of essential safety, can be widely used in the intrinsically safe wireless network multimedia base station that detection, monitoring, industrial control automation, informationization, the safety etc. such as mine have the particular surroundings requirement.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of intrinsically safe wireless network multimedia base station, it is characterized in that this multimedia base station by wireless network multimedia terminal, the intrinsic safety base station that links to each other with wireless network multimedia terminal, optical transceiver form.
Described wireless network multimedia terminal comprises the DSL access module, the wireless network access module, and the optical fiber access module that is connected respectively with DSL access module, wireless network access module, and be the power module of each module for power supply;
Described wireless network access module is comprised of antenna, AR9285 chip, AR7240 chip, power amplifier, radio-frequency (RF) switch, SDRAM memory and Flash memory; Described AR7240 chip connects AR9285 chip, SDRAM memory and Flash memory; Described AR9285 chip connects power amplifier and radio-frequency (RF) switch, and described power amplifier connects radio-frequency (RF) switch, and described radio-frequency (RF) switch connects antenna;
Described optical fiber access module is comprised of the Optical Receivers, ADM6996M chip and the isolating transformer one that connect successively;
Described DSL access module is comprised of the isolating transformer two, MT2201GL-B1 chip and the ADM6996M exchange chip that connect successively.
Described wireless network multimedia terminal connects described optical transceiver and described intrinsic safety base station by the optical fiber access module.
Described wireless network multimedia terminal connects described intrinsic safety base station by the DSL access module.
The utility model compared with prior art has the following advantages:
1, the utility model is characterised in that and comprises the WLAN (wireless local area network) access
2, the utility model adopts wireless local area network technology, economy easy for installation.
3, the utility model is done corresponding optimization for complicated field working conditions such as collieries, adopts modularized design, and function composition is flexible.
Below in conjunction with accompanying drawing the utility model is described in further detail.
Description of drawings
Fig. 1 is the structure chart of the utility model intrinsically safe wireless multimedia base station.
Fig. 2 is the structure chart of the utility model wireless network multimedia terminal.
Fig. 3 is that the utility model uses schematic diagram.
Description of reference numerals:
Embodiment
Intrinsically safe wireless network multimedia base station as shown in Figure 1, 2 is by wireless network multimedia terminal 18, and the intrinsic safety base station 30 that links to each other with wireless network multimedia terminal 18, optical transceiver 21 form.
Wireless network multimedia terminal 18 is comprised of wireless network access module 1, DSL access module 2, optical fiber access module 3, power module 4 and power splitter 46.
Optical fiber access module 3 connects KTE2012 mine intrinsic safety telephone network access module 42, and power module 4 connects KDW65 type intrinsic safety electric source 43; DSL access module 2 connects junction box 44, and junction box 44 connects intrinsic safety base station 30, and wireless network access module 1 connects power splitter 46, and power splitter 46 connects external antenna 45.
Wireless network access module 1 is comprised of antenna 8, AR9285 chip 10, AR7240 chip 9, power amplifier 11, radio-frequency (RF) switch 12, SDRAM memory 13 and Flash memory 14; AR7240 chip 9 connects AR9285 chip 10, SDRAM memory 13 and Flash memory 14; AR9285 chip 10 connects power amplifier 11 and radio-frequency (RF) switch 12, and power amplifier 11 connects radio-frequency (RF) switch 12, and radio-frequency (RF) switch 12 connects antenna 8.
Optical fiber access module 3 is comprised of the Optical Receivers 5, ADM6996M chip 6 and the isolating transformer 1 that connect successively.DSL access module 2 is comprised of the isolating transformer 2 15, MT2201GL-B1 chip 16 and the ADM6996M chip 17 that connect successively.
AR7240 chip 9 connects isolating transformer 1 and ADM6996M chip 17.
The course of work:
The utility model is used for the structure chart of long distance control system as shown in Figure 3, be provided with a plurality of intrinsically safe wireless network multimedias base station in the down-hole, it is intrinsic safety base station 30, carrying out data by wireless network between the intrinsic safety base station 30 transmits, intrinsic safety base station 30 can receive monitor data 31, and monitor data 31 comprises the data that industrial computer, frequency converter, on-the-spot image and various kinds of sensors transmit.Intrinsic safety base station 30 connects optical fiber 32 by the RJ-45 port, optical fiber 32 is connected to optical transceiver 33, optical transceiver 33 is by optical fiber interconnection network switch 34, monitoring PC 35 on the network switch 34 connecting wells, aboveground monitoring PC 35 connecting Internets 36, aboveground monitoring PC 35 is connected and fixed phone 38 by dispatcher 37.Intrinsic safety base station 30 is connected with back-up source 40, intrinsic safety base station 30 by wireless connections terminal 41 by telecommunication cable 39 connections, intrinsic safety base station 30.
Described optical fiber access module 3 adopts ICP/IP protocol; DSL access module 2 adopts DMT (discrete multitone) modulation system; Wireless network access module 1 adopts the IEEE802.11G technology, realizes the access of network data and multimedia; When underground work, can realize the highest 5 grades of wireless relay.The utility model is for the instructions for use at the special industry scenes such as colliery, adopts the safe practice of essential safety, can be widely used in the system that detection, monitoring, industrial control automation, informationization, the safety etc. such as mine have the particular surroundings requirement.Can realize trans-regional, across a network multimedia monitoring in conjunction with remote control technology.
Claims (4)
1. an intrinsically safe wireless network multimedia base station is characterized in that this multimedia base station by wireless network multimedia terminal, and the intrinsic safety base station that links to each other with wireless network multimedia terminal, optical transceiver form.
2. intrinsically safe wireless network multimedia according to claim 1 base station, it is characterized in that described wireless network multimedia terminal comprises the DSL access module, the wireless network access module, the optical fiber access module that is connected respectively with DSL access module, wireless network access module, and be the power module of each module for power supply;
Described wireless network access module is comprised of antenna, AR9285 chip, AR7240 chip, power amplifier, radio-frequency (RF) switch, SDRAM memory and Flash memory; Described AR7240 chip connects AR9285 chip, SDRAM memory and Flash memory; Described AR9285 chip connects power amplifier and radio-frequency (RF) switch, and described power amplifier connects radio-frequency (RF) switch, and described radio-frequency (RF) switch connects antenna;
Described optical fiber access module is comprised of the Optical Receivers, ADM6996M chip and the isolating transformer one that connect successively;
Described DSL access module is comprised of the isolating transformer two, MT2201GL-B1 chip and the ADM6996M exchange chip that connect successively.
3. intrinsically safe wireless network multimedia according to claim 1 and 2 base station is characterized in that described wireless network multimedia terminal connects described optical transceiver and intrinsic safety base station by the optical fiber access module.
4. intrinsically safe wireless network multimedia according to claim 2 base station is characterized in that described wireless network multimedia terminal connects described intrinsic safety base station by the DSL access module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220332541 CN202713638U (en) | 2012-07-10 | 2012-07-10 | Intrinsically-safe wireless network multimedia base station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220332541 CN202713638U (en) | 2012-07-10 | 2012-07-10 | Intrinsically-safe wireless network multimedia base station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202713638U true CN202713638U (en) | 2013-01-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220332541 Expired - Fee Related CN202713638U (en) | 2012-07-10 | 2012-07-10 | Intrinsically-safe wireless network multimedia base station |
Country Status (1)
| Country | Link |
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| CN (1) | CN202713638U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106879030A (en) * | 2017-03-06 | 2017-06-20 | 上海乾视通信技术有限公司 | A kind of multi-band communication intrinsic safety base station |
-
2012
- 2012-07-10 CN CN 201220332541 patent/CN202713638U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106879030A (en) * | 2017-03-06 | 2017-06-20 | 上海乾视通信技术有限公司 | A kind of multi-band communication intrinsic safety base station |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130130 Termination date: 20150710 |
|
| EXPY | Termination of patent right or utility model |