CN204069028U - A kind of optical fiber safety intelligent exchange - Google Patents
A kind of optical fiber safety intelligent exchange Download PDFInfo
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- CN204069028U CN204069028U CN201420316496.9U CN201420316496U CN204069028U CN 204069028 U CN204069028 U CN 204069028U CN 201420316496 U CN201420316496 U CN 201420316496U CN 204069028 U CN204069028 U CN 204069028U
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Abstract
The utility model relates to a kind of optical fiber safety intelligent exchange, comprise power module, main control module, Switching Module and interface module, described power module is connected with described main control module, Switching Module and interface module respectively, described main control module is connected alternately with described Switching Module, and described Switching Module is connected with described interface module alternately.Safe and intelligent switch described in the utility model carries out exchanges data control by the first control chip of arranging in main control module and the second control chip, network isolation circuit and first interface circuit and the second interface circuit are set in interface module, effectively improve the data processing speed of switch.
Description
Technical field
The utility model belongs to communication equipment field, specifically discloses a kind of optical fiber safety intelligent exchange.
Background technology
Ethernet technology is a kind of local area network technology that 20 century 70s occur, is also current most widely used a kind of local area network technology.According to statistics, more than 70% of existing local area network (LAN) based on Ethernet protocol.It is later thing in 1998 that ethernet technology appears in the Access Network of public telecommunication network.Especially at 1999 and 2000, China is increased rapidly by the number of users of Ethernet access.According to incompletely statistics, by the number of users of Ethernet access, oneself reaches more than 3,000,000 families in current China, and these users are residential customer and middle-size and small-size enterprises and institutions user mainly.Ethernet access China development speed far faster than in the world other country, market scale also much larger than in the world other country.Can say, Ethernet access is a kind of broadband access technology with Chinese characteristics.
Ethernet switch is the key equipment of Ethernet access technique, the intellectuality of Ethernet switch, exchange velocity and safety stability coefficient are the key indexs weighing Ethernet access technique, can produce high-intelligentization, exchange velocity is fast and safety stability coefficient is high also Ethernet switch, be the thorny problem that numerous enterprises faces.
Utility model content
The purpose of this utility model is to provide a kind of optical fiber safety intelligent exchange, slow to solve existing switch interactive speed, the technological deficiency that safety stability coefficient is lower.
For this reason, the technical scheme of a kind of optical fiber safety intelligent exchange employing described in the utility model is as follows:
A kind of optical fiber safety intelligent exchange, comprise power module, main control module, Switching Module and interface module, described power module is connected with described main control module, Switching Module and interface module respectively, described main control module is connected alternately with described Switching Module, and described Switching Module is connected alternately with described interface module;
Described power module comprises lightning protection circuit, insulating power supply and some DC transfer circuit, and described insulating power supply is connected with DC transfer circuit respectively at described lightning protection circuit;
Described main control module comprises the first control chip, the second control chip, reset circuit, clock circuit and memory circuit, described first control chip is connected alternately with the second control chip, described reset circuit is connected with described first control chip and the second control chip, and described clock circuit is connected with described first control chip and the second control chip;
Described Switching Module is connected with the second control chip respectively at described first control chip;
Described interface module comprises network isolation circuit and first interface circuit, and described network isolation circuit is connected with described Switching Module, and described first interface circuit is connected with described network isolation circuit.
As the preferred technical scheme of one, described insulating power supply comprises the chip that model is TNY278.
As the preferred technical scheme of one, described DC transfer circuit comprise comprise model be the chip of ASM1084 the first DC transformating power and comprise the second DC transformating power that model is the chip of AP1351.
As the preferred technical scheme of one, the memory circuit of described main control module comprises FLASH circuit and eeprom circuit, described FLASH circuit is connected with described first control chip and the second control chip, and described eeprom circuit is connected with described first control chip and the second control chip.
As the preferred technical scheme of one, described Switching Module comprises the chip that model is IP108A.
As the preferred technical scheme of one, described network isolation circuit comprises the chip that model is 40ST1041AX.
As the preferred technical scheme of one, first interface circuit comprises RJ45 interface.
As the preferred technical scheme of one, described interface module also comprises the second interface circuit, and described second interface circuit is connected with described Switching Module alternately.
As the preferred technical scheme of one, described second interface circuit comprises SFP interface.
Compared with prior art, the beneficial effects of the utility model are: safe and intelligent switch described in the utility model carries out exchanges data control by the first control chip of arranging in main control module and the second control chip, network isolation circuit and first interface circuit and the second interface circuit are set in interface module, effectively improve the data processing speed of switch.
In addition, the lightning protection circuit arranged in power module and insulating power supply also effectively improve the power supply safety performance of switch.
Accompanying drawing explanation
Fig. 1 is the structural representation of optical fiber safety intelligent exchange one execution mode described in the utility model;
Fig. 2 is the structural representation of power module in optical fiber safety intelligent exchange one execution mode described in the utility model;
Fig. 3 is the structural representation of main control module in optical fiber safety intelligent exchange one execution mode described in the utility model;
Fig. 4 is the structural representation of interface module in optical fiber safety intelligent exchange one execution mode described in the utility model;
In figure:
10: power module; 11: lightning protection circuit; 12: insulating power supply; 13: the first DC transformating powers; 14: the second DC transformating powers; 20: main control module; 21: the first control chips; 22: the second control chips; 23: clock circuit; 24: reset circuit; 25:FLASH circuit; 26:EEPROM circuit; 30: Switching Module; 40: interface module; 41: first interface circuit; 42: network isolation circuit; 43: the second interface circuits.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described further.
See the structural representation that Fig. 1, Fig. 1 are optical fiber safety intelligent exchange one execution modes described in the utility model.In the execution mode shown in Fig. 1, the optical fiber safety intelligent exchange of this structure, comprise power module 10, main control module 20, Switching Module 30 and interface module 40, described power module 10 is connected with described main control module 20, Switching Module 30 and interface module 40 respectively, described main control module 20 is connected alternately with described Switching Module 30, and described Switching Module 30 is connected with described interface module 40 alternately.
See the structural representation that Fig. 2, Fig. 2 are power modules 10 in optical fiber safety intelligent exchange one execution mode described in the utility model.Described power module 10 comprises lightning protection circuit 11, insulating power supply 12 and some DC transfer circuit.Described lightning protection circuit 11 mainly prevents the overvoltage from hitting thunder or induced lightening generation from damaging internal circuit.Described insulating power supply 12 is connected with DC transfer circuit respectively at described lightning protection circuit 11, realizes electrical isolation on the one hand, on the other hand for electric power system provides galvanic current pressure.Some preferred embodiment in, the model of described insulating power supply 12 is TNY278.Described DC transfer circuit comprises and comprises the first DC transformating power 13 that model is the chip of ASM1084 and comprise the second DC transformating power 14 that model is the chip of AP1351.Described first DC transformating power 13 is several linear power supplies based on ASM1084 chip, and described second DC transformating power 14 is several BUCK power supplys (Buck conversion circuit) based on AP1351 chip.Described first DC transformating power 13 and the second DC transformating power 14 are for providing different voltage requirements for difference in functionality circuit.
See the structural representation that Fig. 3, Fig. 3 are main control modules 20 in optical fiber safety intelligent exchange one execution mode described in the utility model.Described main control module 20 comprises the first control chip 21, second control chip 22, reset circuit 24, clock circuit 23 and memory circuit, described first control chip 21 is connected alternately with the second control chip 22, described reset circuit 24 is connected with described first control chip 21 and the second control chip 22, and described clock circuit 23 is connected with described first control chip 21 and the second control chip 22.Some preferred embodiment in, described first control chip 21 can be IP1826D chip, and described second control chip 22 can be IP210W chip.The memory circuit of described main control module 20 comprises FLASH circuit 25 and eeprom circuit 26, described FLASH circuit 25 is connected with described first control chip and the second control chip, and described eeprom circuit 26 is connected with described first control chip and the second control chip.
Described Switching Module 30 is connected with the second control chip 22 respectively at described first control chip 21, described Switching Module 30 comprises the chip that model is IP108A, there is L2/L3 layer line speed exchange and support 802.1S multiple spanning tree and Port Mirroring ability, meet IEEE 802.3, IEEE 802.3u standard simultaneously.
See the structural representation that Fig. 4, Fig. 4 are interface modules 40 in optical fiber safety intelligent exchange one execution mode described in the utility model.Described interface module 40 comprises network isolation circuit 42 and first interface circuit 41, and described network isolation circuit 42 is connected with described Switching Module 30, and described first interface circuit 41 is connected with described network isolation circuit 42.Some preferred embodiment in, described network isolation circuit 42 comprises the chip that model is 40ST1041AX.First interface circuit 41 comprises the RJ45 interface of 10M/100M, such as, be equipped with the network isolation transformer of the RJ45 interface of 4 10M/100M.Some preferred embodiment in, described interface module 40 also comprises the second interface circuit 43, and described second interface circuit 43 is connected with described Switching Module 30 alternately.Described second interface circuit 43 preferably comprises the SFP interface of 1000M.
As can be seen from above-mentioned execution mode, optical fiber safety intelligent exchange described in the utility model meets IEEE 802.3, IEEE 802.3u, IEEE802.3z standard while having the fast and safety stability coefficient of high-intelligentization, exchange velocity, is not only equipped with 24 10/100Mbps self adaptation RJ45 ports but also has the SFP optical interface of 2 1000Mbps in interface.Safe and intelligent switch described in the utility model carries out exchanges data control by the first control chip 21 of arranging in main control module 20 and the second control chip 22, network isolation circuit 42 and first interface circuit 41 and the second interface circuit 43 are set in interface module 40, effectively improve the data processing speed of switch.
In addition, the lightning protection circuit 11 arranged in power module 10 and insulating power supply 12 also effectively improve the power supply safety performance of switch.
Should be appreciated that, the utility model is not limited to above-mentioned execution mode, every spirit and scope of the present utility model are not departed to various change of the present utility model or modification, if these are changed and modification belongs within claim of the present utility model and equivalent technologies scope, then the utility model also means that comprising these changes and modification.
Claims (9)
1. an optical fiber safety intelligent exchange, it is characterized in that, comprise power module, main control module, Switching Module and interface module, described power module is connected with described main control module, Switching Module and interface module respectively, described main control module is connected alternately with described Switching Module, and described Switching Module is connected alternately with described interface module;
Described power module comprises lightning protection circuit, insulating power supply and some DC transfer circuit, and described insulating power supply is connected with DC transfer circuit respectively at described lightning protection circuit;
Described main control module comprises the first control chip, the second control chip, reset circuit, clock circuit and memory circuit, described first control chip is connected alternately with the second control chip, described reset circuit is connected with described first control chip and the second control chip, and described clock circuit is connected with described first control chip and the second control chip;
Described Switching Module is connected with the second control chip respectively at described first control chip;
Described interface module comprises network isolation circuit and first interface circuit, and described network isolation circuit is connected with described Switching Module, and described first interface circuit is connected with described network isolation circuit.
2. a kind of optical fiber safety intelligent exchange as claimed in claim 1, is characterized in that, described insulating power supply comprises the chip that model is TNY278.
3. a kind of optical fiber safety intelligent exchange as claimed in claim 2, is characterized in that, described DC transfer circuit comprise comprise model be the chip of ASM1084 the first DC transformating power and comprise the second DC transformating power that model is the chip of AP1351.
4. a kind of optical fiber safety intelligent exchange as claimed in claim 3, it is characterized in that, the memory circuit of described main control module comprises FLASH circuit and eeprom circuit, described FLASH circuit is connected with described first control chip and the second control chip, and described eeprom circuit is connected with described first control chip and the second control chip.
5. a kind of optical fiber safety intelligent exchange as claimed in claim 4, is characterized in that, described Switching Module comprises the chip that model is IP108A.
6. a kind of optical fiber safety intelligent exchange as claimed in claim 5, is characterized in that, described network isolation circuit comprises the chip that model is 40ST1041AX.
7. a kind of optical fiber safety intelligent exchange as claimed in claim 6, it is characterized in that, first interface circuit comprises RJ45 interface.
8. a kind of optical fiber safety intelligent exchange as claimed in claim 7, it is characterized in that, described interface module also comprises the second interface circuit, and described second interface circuit is connected with described Switching Module alternately.
9. a kind of optical fiber safety intelligent exchange as claimed in claim 8, is characterized in that, described second interface circuit comprises SFP interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420316496.9U CN204069028U (en) | 2014-06-13 | 2014-06-13 | A kind of optical fiber safety intelligent exchange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420316496.9U CN204069028U (en) | 2014-06-13 | 2014-06-13 | A kind of optical fiber safety intelligent exchange |
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| Publication Number | Publication Date |
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| CN204069028U true CN204069028U (en) | 2014-12-31 |
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| CN201420316496.9U Expired - Fee Related CN204069028U (en) | 2014-06-13 | 2014-06-13 | A kind of optical fiber safety intelligent exchange |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106790113A (en) * | 2016-12-27 | 2017-05-31 | 华东师范大学 | A kind of hardware firewall configuring management method and device |
-
2014
- 2014-06-13 CN CN201420316496.9U patent/CN204069028U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106790113A (en) * | 2016-12-27 | 2017-05-31 | 华东师范大学 | A kind of hardware firewall configuring management method and device |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141231 Termination date: 20160613 |