CN203574650U - Cell EPON network device with multilevel power supply protection - Google Patents
Cell EPON network device with multilevel power supply protection Download PDFInfo
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- CN203574650U CN203574650U CN201320719994.3U CN201320719994U CN203574650U CN 203574650 U CN203574650 U CN 203574650U CN 201320719994 U CN201320719994 U CN 201320719994U CN 203574650 U CN203574650 U CN 203574650U
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- power supply
- power source
- protector
- network equipment
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Abstract
The utility model discloses a cell EPON network device with multilevel power supply protection. The device comprises an active optical network unit (ONU) and a switch which is connected to the active optical network unit (ONU). The active optical network unit (ONU) is connected with a multilevel power supply protection device which comprises a first level power supply protection device, a second level power supply protection device and a third level power supply protection device which are connected in order. The third level power supply protection device is connected to the active optical network unit (ONU) which is orderly connected with an EOC head end device and an EOC terminal device. The cell EPON network device has the advantages that the cell EPON network device is provided with a multilevel power supply protection device and has overvoltage protection ability and good safety performance.
Description
Technical field
The utility model relates to a kind of community EPON network equipment, relates in particular a kind of community EPON network equipment with multi-stage power source protection.
Background technology
Unification of three nets refers to that telecommunications network, broadcasting and television network and the Internet are in broadband communication network, digital tv network, Next Generation Internet evolution process, three macroreticulars are by technological transformation, its technical functionality reaches unanimity, the scope of business reaches unanimity, network interconnection intercommunication, resource-sharing, can provide for user the many services such as voice, data and radio and television.The development of unification of three nets in recent years and utilization have become a large focus.In order to catch up with growing the Internet traffic, Virtual network operator has been transformed optical fiber and optical transmission device.In the operation of network, safety problem is the problem that people relatively pay close attention to all the time, especially in weather changeable summer, thunderbolt can be from multiple approach invasion network equipments, because the network equipment is comprised of large-scale integrated circuit, its poor anti jamming capability, at thunderstorm season, will suffer this serious test for this overvoltage overcurrent of the thunder and lightning network equipment.
Utility model content
The utility model provides a kind of community EPON network equipment with multi-stage power source protection, and it has multi-stage power source protector, has overvoltage protection ability, and security performance is good.
For solving above-mentioned technical problem, the utility model by the following technical solutions:
There is the community EPON network equipment of multi-stage power source protection, it comprises active optical network device OUN and switch, described switch is connected on active optical network equipment OUN, on described active optical network equipment OUN, be connected with multi-stage power source protector, described multi-stage power source protector comprises one-level power supply device, secondary power supply protector and three stage power source protector, described one-level power supply device, secondary power supply protector is connected successively with three stage power source protector, described three stage power source protector is connected on active optical network equipment OUN, on described active optical network equipment OUN, be connected with EOC headend and EOC terminal equipment in turn.
Further technical scheme is:
As preferably, described one-level power supply device and secondary power supply protector are three phase mains lightning protection device, and described three stage power source protector is single phase poaer supply lightning protection device.
Further, between described three stage power source protector and active optical network equipment OUN, be also connected with Thunder preventing socket.
As preferably, described one-level power supply device, secondary power supply protector and three stage power source protector are provided with thunder and lightning leadage circuit.
As preferably, on described EOC headend, be connected with multiple EOC terminal equipments.
Compared with prior art, the beneficial effects of the utility model are:
The utlity model has multi-stage power source protector, the network equipment in community is protected, make it have the ability of anti overvoltage, avoid overvoltage to damage subzone network equipment, improve the fail safe of subzone network equipment.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 is structured flowchart of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described.Execution mode of the present utility model includes but not limited to the following example.
[embodiment 1]
The community EPON network equipment with multi-stage power source protection as shown in Figure 1, it comprises active optical network device OUN and switch, described switch is connected on active optical network equipment OUN, on described active optical network equipment OUN, be connected with multi-stage power source protector, described multi-stage power source protector comprises one-level power supply device, secondary power supply protector and three stage power source protector, described one-level power supply device, secondary power supply protector is connected successively with three stage power source protector, described three stage power source protector is connected on active optical network equipment OUN, on described active optical network equipment OUN, be connected with EOC headend and EOC terminal equipment in turn.In the utility model, active optical network equipment OUN, switch EOC headend and EOC terminal equipment are all positioned at community, on active optical network equipment OUN, are connected with multi-stage power source protector, and multi-stage power source protective gear is protected the network equipment.Multi-stage power source protector divides three grades respectively the network equipment to be protected, and strengthens the resistance ability to thunder and lightning.One-level power supply device is tentatively released to thunderbolt, secondary power supply protector is released again to the voltage completely of not releasing, three stage power source protector is released to voltage again, guarantees the voltage that acts on active optical network equipment OUN to release completely.The protection of collection three stage power source, can improve the resistance ability of subzone network equipment to thunder and lightning, improves the fail safe of subzone network equipment.
Described one-level power supply device and secondary power supply protector are three phase mains lightning protection device, and described three stage power source protector is single phase poaer supply lightning protection device.The operation principle of lightning protection for power supply is: fast voltage clamping is tried hard in bypass.Adopt three phase mains as firsts and seconds power supply device, its voltage relieving capacity is strong, the third level, adopts single phase poaer supply lightning protection device, and it adopts common mode, differential mode full guard pattern, and the response time is fast, makes the voltage reliability of releasing high.
In order further voltage to be released completely, between described three stage power source protector and active optical network equipment OUN, be also connected with Thunder preventing socket.Thunder preventing socket carries out the meticulous level protection of voltage to the network equipment, further strengthens the voltage reliability completely of releasing.
For the ease of multi-user, use, on described EOC headend, be connected with multiple EOC terminal equipments.EOC is coaxial cable Ethernet.The direct access user of EOC terminal equipment is used.
[embodiment 2]
The community EPON network equipment with multi-stage power source protection as shown in Figure 1, the present embodiment has done following improvement on the basis of embodiment 1, in order to make the simple in structure of multi-stage power source protector, described one-level power supply device, secondary power supply protector and three stage power source protector are provided with thunder and lightning leadage circuit.Adopt the direct overvoltage of leadage circuit to release, adopt circuit structure, it realizes simple, and with low cost.
Be as mentioned above embodiment of the present utility model.The utility model is not limited to above-mentioned execution mode, and anyone should learn the structural change of making under enlightenment of the present utility model, every with the utlity model has identical or close technical scheme, within all falling into protection range of the present utility model.
Claims (5)
1. there is the community EPON network equipment of multi-stage power source protection, it comprises active optical network device OUN and switch, it is characterized in that: described switch is connected on active optical network equipment OUN, on described active optical network equipment OUN, be connected with multi-stage power source protector, described multi-stage power source protector comprises one-level power supply device, secondary power supply protector and three stage power source protector, described one-level power supply device, secondary power supply protector is connected successively with three stage power source protector, described three stage power source protector is connected on active optical network equipment OUN, on described active optical network equipment OUN, be connected with EOC headend and EOC terminal equipment in turn.
2. the community EPON network equipment with multi-stage power source protection according to claim 1, it is characterized in that: described one-level power supply device and secondary power supply protector are three phase mains lightning protection device, and described three stage power source protector is single phase poaer supply lightning protection device.
3. the community EPON network equipment with multi-stage power source protection according to claim 1 and 2, is characterized in that: between described three stage power source protector and active optical network equipment OUN, be also connected with Thunder preventing socket.
4. the community EPON network equipment with multi-stage power source protection according to claim 1, is characterized in that: described one-level power supply device, secondary power supply protector and three stage power source protector are provided with thunder and lightning leadage circuit.
5. the community EPON network equipment with multi-stage power source protection according to claim 1, is characterized in that: on described EOC headend, be connected with multiple EOC terminal equipments.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320719994.3U CN203574650U (en) | 2013-11-15 | 2013-11-15 | Cell EPON network device with multilevel power supply protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320719994.3U CN203574650U (en) | 2013-11-15 | 2013-11-15 | Cell EPON network device with multilevel power supply protection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203574650U true CN203574650U (en) | 2014-04-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320719994.3U Expired - Fee Related CN203574650U (en) | 2013-11-15 | 2013-11-15 | Cell EPON network device with multilevel power supply protection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203574650U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103731199A (en) * | 2013-11-15 | 2014-04-16 | 成都市宏山科技有限公司 | Neighborhood EPON network equipment protected by multiple stages of power supplies |
-
2013
- 2013-11-15 CN CN201320719994.3U patent/CN203574650U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103731199A (en) * | 2013-11-15 | 2014-04-16 | 成都市宏山科技有限公司 | Neighborhood EPON network equipment protected by multiple stages of power supplies |
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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: 20140430 Termination date: 20141115 |
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| EXPY | Termination of patent right or utility model |