CN204517840U - A kind of lightning-protection system from network center's machine room to telex network circuit and equipment - Google Patents
A kind of lightning-protection system from network center's machine room to telex network circuit and equipment Download PDFInfo
- Publication number
- CN204517840U CN204517840U CN201520210654.7U CN201520210654U CN204517840U CN 204517840 U CN204517840 U CN 204517840U CN 201520210654 U CN201520210654 U CN 201520210654U CN 204517840 U CN204517840 U CN 204517840U
- Authority
- CN
- China
- Prior art keywords
- lightning
- equipment
- switch
- protection system
- protection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Emergency Protection Circuit Devices (AREA)
Abstract
A kind of lightning-protection system from network center's machine room to telex network circuit and equipment, described lightning-protection system comprises, from network center to branch center lightning-protection system, from branch center to three-tier switch lightning-protection system, from three-tier switch to general switch lightning-protection system, from general switch to user's lightning-protection system.Arrange corresponding lightning arrester by lightning-protection system at different levels respectively to letter circuit and equipment, thus can realize good taking shelter from the thunder, prevention communication line and equipment thereof are from broken by lightning.<sub/>
Description
Technical field
The utility model belongs to technical field of electricity, relates to a kind of lightning-protection system of communication line, particularly relates to a kind of lightning-protection system from network center's machine room to telex network circuit and equipment.
Background technology
Thunder and lightning is a kind of very grand natural phenomena, and it has great destructive power, causes huge harm to the life of the mankind, property safety.The intrusion feature of lightning overvoltage is generally divided into several: 1, direct lightning strike, and thunder and lightning directly attacks on equipment in the open and causes damage.2, mine transmitting device, power line, signal transmssion line or the metal pipe line entering Control Room be struck by lightning or by lightning induction time, lightning wave invades equipment along these plain conductors, causes current potential official post device damage.3, induced lightening, when thunderbolt lightning rod, can produce very strong transient electromagnetic field around downlead.The watch-dog and the transmission line that are in elect magnetic field can induce larger electromotive force, and this phenomenon is electromagnetic induction.When there being charged thundercloud to occur, the building below thundercloud and transmission line all can induce the electric charge contrary with thundercloud.This charge inducing reaches 100kv at low-voltage overhead line Lu Shangke, can 40-60kv on signal line.This phenomenon is electrostatic induction.Electromagnetic induction and electrostatic induction are called induced lightening, are again secondary thunder.It does not have direct lightning strike suddenly to the infringement of equipment, but the probability that it occurs than direct lightning strike is much bigger.
Along with the develop rapidly of electronic technology in recent years, the networking degree of computer system is more and more higher, and the dependence of the mankind to computer network facility is more and more serious.User surfs the Net and relies on the normal work of communication line, and the technical requirement of communication line lightning arrester is higher, because except meeting shocking preventing technology requirement, also must ensure that transmission objective meets the requirements.Add the built-in a large amount of semiconductor integration module of the communication equipment be connected with communication line, cause overvoltage, overcurrent protection ability extremely fragile, require strict to the residual voltage of lightning protection component, therefore more difficult when selecting lightning protection component.
For this reason, from network center's machine room room to the lightning protection system that the communication line of user and equipment need specialized designs suitable, block all thunderbolt leaks, guarantee that communication line does not damage by thunder and lightning.
Summary of the invention
The purpose of this utility model is the defect in order to make up prior art, a kind of lightning-protection system from network center's machine room to telex network circuit and equipment is provided, by arranging corresponding lightning arrester respectively to switching equipment various on communication line and circuit and transferring equipment, thus good taking shelter from the thunder can be realized, prevention communication equipment is from broken by lightning.
For this reason, the utility model provides following technical scheme: a kind of lightning-protection system from network center's machine room to telex network circuit and equipment, described lightning-protection system comprises, from network center to branch center lightning-protection system, from branch center to three-tier switch lightning-protection system, from three-tier switch to general switch lightning-protection system, from general switch to user's lightning-protection system.
From network center to branch center lightning-protection system, optical fiber from network center to branch center transmission medium, optical fiber itself is nonmetal, electromagnetic induction can not be produced, generally need not lightning protection specially, but draw thunder to prevent optical fiber metal level and make device damage to machine room, grounding must be done in the two ends of optical fiber metal level, as preferably, earth resistance must be less than less than 4 ohm, after optical fiber arrives branch center, connect branch center router, branch center router is as important transferring equipment, its power supply needs to do lightning protection process, as preferably, a set of OBO V20-C/1+NPE single-phase C class lightning protection for power supply is installed additional at its electric power incoming line place, reduce arrival equipment to power the surge voltage value of port, make it to be less than equipment withstand voltage, thus when there is thunderbolt, the possibility that equipment is suffered damage reduces greatly, in addition, branch center router metal shell needs to make grounding.
From branch center to three-tier switch lightning-protection system, from branch center to three-tier switch transmission medium be optical fiber, optical fiber itself is nonmetal, electromagnetic induction can not be produced, generally need not lightning protection specially, but draw thunder to prevent optical fiber metal level and make device damage to communication equipment, grounding must be done in the two ends of optical fiber metal level, as preferably, earth resistance must be less than less than 4 ohm, after optical fiber arrives three-tier switch rack, connect three-tier switch, three-tier switch is as important transferring equipment, its power supply needs to do lightning protection process, a D level power supply surge protection device can be used in device power supply (DPS) end of incoming cables, as preferably, only need install a set of OBO UK-30 type D level power supply Thunder preventing socket additional at the power inleting terminal of this important electronic equipment, perfect lightning protection can be accomplished, in addition, three-tier switch rack metal shell is installed need to make grounding.
From three-tier switch to general switch lightning-protection system, it is RJ45 interface twisted-pair feeder from three-tier switch to general switch transmission medium, twisted-pair feeder material is copper core, stronger electromagnetic induction can be produced to thunder and lightning, so need to do special lightning protection process, as preferably, OBO RJ45S-E100/4-F type Ethernet lightning protection device need be installed at twisted-pair feeder two ends, induced voltage is reduced to the scope that switch can bear, play the effect of protection switch ports themselves, thunder and lightning is avoided to enter two ends exchange machine damage equipment through network twisted-pair cable cable, general switch is as important transferring equipment, its power supply needs to do lightning protection process, a D level power supply surge protection device can be used in device power supply (DPS) end of incoming cables, as preferably, only need install a set of OBO UK-30 type D level power supply Thunder preventing socket additional at the power inleting terminal of this important electronic equipment, in addition, general switch rack metal shell is installed need to make grounding.
From general switch to user's lightning-protection system, it is RJ45 interface twisted-pair feeder from general switch to user's transmission medium, twisted-pair feeder material is copper core, stronger electromagnetic induction can be produced to thunder and lightning, so need to do special lightning protection process, as preferably, OBO RJ45S-E100/4-F type Ethernet lightning protection device need be installed at twisted-pair feeder two ends, induced voltage is reduced to the scope that switch can bear, play the effect of protection switch ports themselves, thunder and lightning is avoided to enter switch damage equipment through network twisted-pair cable cable, at user side, its communication equipment power supply needs to do lightning protection process, a D level power supply surge protection device can be used in device power supply (DPS) end of incoming cables, as preferably, only need install a set of OBO UK-30 type D level power supply Thunder preventing socket additional at power inleting terminal.
A kind of lightning-protection system from network center's machine room to telex network circuit and equipment described in the utility model, by arranging corresponding lightning arrester respectively to switching equipment various on communication line and circuit and transferring equipment, thus good taking shelter from the thunder can be realized, prevention communication equipment is from broken by lightning.
Accompanying drawing explanation
Fig. 1 is a kind of lightning-protection system schematic diagram from network center's machine room to telex network circuit and equipment of the present utility model.
Embodiment
Describe embodiment of the present utility model in detail below in conjunction with accompanying drawing, the content of embodiment is not as the restriction to protection content of the present utility model.
The utility model relates to a kind of lightning-protection system from network center's machine room to telex network circuit and equipment, its harm that can prevent lightning wave from causing from many aspects, thus to provide without leak lightning-arrest for communication line and equipment.
Fig. 1 shows a kind of lightning-protection system from network center's machine room to telex network circuit and equipment of the present utility model.As shown in Figure 1, a kind of lightning-protection system from network center's machine room to telex network circuit and equipment, described lightning-protection system comprises, from network center to branch center lightning-protection system, from branch center to three-tier switch lightning-protection system, from three-tier switch to general switch lightning-protection system, from general switch to user's lightning-protection system.
From network center to branch center lightning-protection system, optical fiber from network center to branch center transmission medium, optical fiber itself is nonmetal, electromagnetic induction can not be produced, generally need not lightning protection specially, but draw thunder to prevent optical fiber metal level and make device damage to machine room, grounding must be done in the two ends of optical fiber metal level, as preferably, earth resistance must be less than less than 4 ohm, after optical fiber arrives branch center, connect branch center router, branch center router is as important transferring equipment, its power supply needs to do lightning protection process, as preferably, a set of OBO V20-C/1+NPE single-phase C class lightning protection for power supply is installed additional at its electric power incoming line place, reduce arrival equipment to power the surge voltage value of port, make it to be less than equipment withstand voltage, thus when there is thunderbolt, the possibility that equipment is suffered damage reduces greatly, in addition, branch center router metal shell needs to make grounding.
From branch center to three-tier switch lightning-protection system, from branch center to three-tier switch transmission medium be optical fiber, optical fiber itself is nonmetal, electromagnetic induction can not be produced, generally need not lightning protection specially, but draw thunder to prevent optical fiber metal level and make device damage to communication equipment, grounding must be done in the two ends of optical fiber metal level, as preferably, earth resistance must be less than less than 4 ohm, after optical fiber arrives three-tier switch rack, connect three-tier switch, three-tier switch is as important transferring equipment, its power supply needs to do lightning protection process, a D level power supply surge protection device can be used in device power supply (DPS) end of incoming cables, as preferably, only need install a set of OBO UK-30 type D level power supply Thunder preventing socket additional at the power inleting terminal of this important electronic equipment, perfect lightning protection can be accomplished, in addition, three-tier switch rack metal shell is installed need to make grounding.
From three-tier switch to general switch lightning-protection system, it is RJ45 interface twisted-pair feeder from three-tier switch to general switch transmission medium, twisted-pair feeder material is copper core, stronger electromagnetic induction can be produced to thunder and lightning, so need to do special lightning protection process, as preferably, OBO RJ45S-E100/4-F type Ethernet lightning protection device need be installed at twisted-pair feeder two ends, induced voltage is reduced to the scope that switch can bear, play the effect of protection switch ports themselves, thunder and lightning is avoided to enter two ends exchange machine damage equipment through network twisted-pair cable cable, general switch is as important transferring equipment, its power supply needs to do lightning protection process, a D level power supply surge protection device can be used in device power supply (DPS) end of incoming cables, as preferably, only need install a set of OBO UK-30 type D level power supply Thunder preventing socket additional at the power inleting terminal of this important electronic equipment, in addition, general switch rack metal shell is installed need to make grounding.
From general switch to user's lightning-protection system, it is RJ45 interface twisted-pair feeder from general switch to user's transmission medium, twisted-pair feeder material is copper core, stronger electromagnetic induction can be produced to thunder and lightning, so need to do special lightning protection process, as preferably, OBO RJ45S-E100/4-F type Ethernet lightning protection device need be installed at twisted-pair feeder two ends, induced voltage is reduced to the scope that switch can bear, play the effect of protection switch ports themselves, thunder and lightning is avoided to enter switch damage equipment through network twisted-pair cable cable, at user side, its communication equipment power supply needs to do lightning protection process, a D level power supply surge protection device can be used in device power supply (DPS) end of incoming cables, as preferably, only need install a set of OBO UK-30 type D level power supply Thunder preventing socket additional at power inleting terminal.
The present embodiment by for installing corresponding lightning arrester additional from network center to the relevant device of telex network circuit and communication line, thus can stop lightning wave to cause damage by various circuit to communication equipment.
The content of embodiment is understood for the ease of those skilled in the art and uses the utility model and describe, and does not form the restriction to the utility model protection content.Those skilled in the art, after having read content of the present utility model, can carry out suitable amendment to the utility model.Protection content of the present utility model is as the criterion with the content of claim.When not departing from flesh and blood and the protection range of claim, the various amendments carried out the utility model, change and replacement etc. are all within protection range of the present utility model.
Claims (5)
1. one kind from network center's machine room to the lightning-protection system of telex network circuit and equipment, it is characterized in that, comprise, from network center to branch center lightning-protection system, from branch center to three-tier switch lightning-protection system, from three-tier switch to general switch lightning-protection system, from general switch to user's lightning-protection system.
2. a kind of lightning-protection system from network center's machine room to telex network circuit and equipment according to claim 1, wherein, described from network center to branch center lightning-protection system, optical fiber from network center to branch center transmission medium, optical fiber itself is nonmetal, electromagnetic induction can not be produced, generally need not lightning protection specially, but draw thunder to prevent optical fiber metal level and make device damage to machine room, grounding must be done in the two ends of optical fiber metal level, earth resistance must be less than less than 4 ohm, after optical fiber arrives branch center, connect branch center router, branch center router is as important transferring equipment, its power supply needs to do lightning protection process, a set of OBO V20-C/1+NPE single-phase C class lightning protection for power supply is installed additional at its electric power incoming line place, reduce arrival equipment to power the surge voltage value of port, make it to be less than equipment withstand voltage, thus when there is thunderbolt, the possibility that equipment is suffered damage reduces greatly, in addition, branch center router metal shell needs to make grounding.
3. a kind of lightning-protection system from network center's machine room to telex network circuit and equipment according to claim 1, wherein, described from branch center to three-tier switch lightning-protection system, from branch center to three-tier switch transmission medium be optical fiber, optical fiber itself is nonmetal, electromagnetic induction can not be produced, generally need not lightning protection specially, but draw thunder to prevent optical fiber metal level and make device damage to communication equipment, grounding must be done in the two ends of optical fiber metal level, earth resistance must be less than less than 4 ohm, after optical fiber arrives three-tier switch rack, connect three-tier switch, three-tier switch is as important transferring equipment, its power supply needs to do lightning protection process, a D level power supply surge protection device can be used in device power supply (DPS) end of incoming cables, therefore, only need install a set of OBO UK-30 type D level power supply Thunder preventing socket additional at the power inleting terminal of this important electronic equipment, perfect lightning protection can be accomplished, in addition, three-tier switch rack metal shell is installed need to make grounding.
4. a kind of lightning-protection system from network center's machine room to telex network circuit and equipment according to claim 1, wherein, described from three-tier switch to general switch lightning-protection system, it is RJ45 interface twisted-pair feeder from three-tier switch to general switch transmission medium, twisted-pair feeder material is copper core, stronger electromagnetic induction can be produced to thunder and lightning, so need to do special lightning protection process, OBO RJ45S-E100/4-F type Ethernet lightning protection device need be installed at twisted-pair feeder two ends, induced voltage is reduced to the scope that switch can bear, play the effect of protection switch ports themselves, thunder and lightning is avoided to enter two ends exchange machine damage equipment through network twisted-pair cable cable, general switch is as important transferring equipment, its power supply needs to do lightning protection process, a D level power supply surge protection device can be used in device power supply (DPS) end of incoming cables, therefore, only need install a set of OBO UK-30 type D level power supply Thunder preventing socket additional at the power inleting terminal of this important electronic equipment, in addition, general switch rack metal shell is installed need to make grounding.
5. a kind of lightning-protection system from network center's machine room to telex network circuit and equipment according to claim 1, wherein, described from general switch to user's lightning-protection system, it is RJ45 interface twisted-pair feeder from general switch to user's transmission medium, twisted-pair feeder material is copper core, stronger electromagnetic induction can be produced to thunder and lightning, so need to do special lightning protection process, OBO RJ45S-E100/4-F type Ethernet lightning protection device need be installed at twisted-pair feeder two ends, induced voltage is reduced to the scope that switch can bear, play the effect of protection switch ports themselves, thunder and lightning is avoided to enter switch damage equipment through network twisted-pair cable cable, at user side, its communication equipment power supply needs to do lightning protection process, a D level power supply surge protection device can be used in device power supply (DPS) end of incoming cables, therefore, only need install a set of OBO UK-30 type D level power supply Thunder preventing socket additional at power inleting terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520210654.7U CN204517840U (en) | 2015-04-10 | 2015-04-10 | A kind of lightning-protection system from network center's machine room to telex network circuit and equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520210654.7U CN204517840U (en) | 2015-04-10 | 2015-04-10 | A kind of lightning-protection system from network center's machine room to telex network circuit and equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204517840U true CN204517840U (en) | 2015-07-29 |
Family
ID=53715767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520210654.7U Expired - Fee Related CN204517840U (en) | 2015-04-10 | 2015-04-10 | A kind of lightning-protection system from network center's machine room to telex network circuit and equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204517840U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105338428A (en) * | 2015-11-23 | 2016-02-17 | 内江师范学院 | Novel network distribution frame with multiple independent metal lightning protection rings |
-
2015
- 2015-04-10 CN CN201520210654.7U patent/CN204517840U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105338428A (en) * | 2015-11-23 | 2016-02-17 | 内江师范学院 | Novel network distribution frame with multiple independent metal lightning protection rings |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202009229U (en) | Ethernet feed port group, anti-surge protection circuit and Ethernet feed equipment | |
| CN102842903A (en) | Power over Ethernet system and surge protection device thereof | |
| CN204597473U (en) | The indoor 7 grades of lightning-protection systems of a kind of network center machine room | |
| CN204517840U (en) | A kind of lightning-protection system from network center's machine room to telex network circuit and equipment | |
| CN202353199U (en) | Lighting-surge-preventing and lighting-preventing device for Ethernet power supply network | |
| CN202231424U (en) | Lightning protection device of intelligent electrical system communication lines | |
| CN201663438U (en) | Two-port household appliance signal surge protective device irrespective of input and output | |
| CN204517993U (en) | Hot-swappable loop trunks plate | |
| CN102957137A (en) | Over-current and over-voltage protection device of Ethernet network | |
| CN204118718U (en) | The system that a kind of POE Ethernet provides surge energy to control | |
| CN102324739A (en) | Lightning strike and surge prevention method for power over Ethernet and thunder preventer | |
| CN105958458A (en) | Three-phase power signal sharing surge protector | |
| CN204156522U (en) | A kind of surge protector of end cross-over connection method active Ethernet | |
| CN204597472U (en) | A kind of lightning protection circuit for electronic equipment RS232 signaling interface | |
| CN204156521U (en) | A kind of surge protector of mid-span method active Ethernet | |
| CN104113054A (en) | Combined type anti-thunder equipment capable of preventing concentrated copy electric energy meter from being damaged by thunder and lightning | |
| CN204289914U (en) | A kind of common RJ45 network information module lightning protection device | |
| CN205921375U (en) | Cable network data transmission surge protector | |
| CN201557120U (en) | Campus computer network adaptable to lightning protection | |
| CN104377677A (en) | Surge protection device of end-span method active Ethernet | |
| CN208806609U (en) | A kind of Network Isolation lightning protection circuit | |
| CN204794063U (en) | Four ways signal of telecommunication protector | |
| CN201887434U (en) | Lightning protection transformer | |
| CN206532898U (en) | A kind of electrical cable aluminium sheath protective earthing device | |
| CN201985131U (en) | Photovoltaic array lightning-protection header box |
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: 20150729 Termination date: 20160410 |