CN102290681A - Network electric connector - Google Patents
Network electric connector Download PDFInfo
- Publication number
- CN102290681A CN102290681A CN2010102009040A CN201010200904A CN102290681A CN 102290681 A CN102290681 A CN 102290681A CN 2010102009040 A CN2010102009040 A CN 2010102009040A CN 201010200904 A CN201010200904 A CN 201010200904A CN 102290681 A CN102290681 A CN 102290681A
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- magnetic coil
- electric connector
- signaling channel
- pressure cell
- network electric
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- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The invention discloses a network electric connector which comprises a cable side, a physical side and a parallel transformer connected between the two sides, wherein the parallel transformer is provided with a common mode line close to the cable side; the common mode line is connected with the physical side after being connected with a capacitor and a pressure sensitive element which are parallel together; and the pressure sensitive element has the characteristic of having high resistance under a normal condition but rapidly reduced resistance under a high voltage.
Description
[technical field]
The invention relates to a kind of network electric connector, relate in particular to a kind of anti-high voltage network electric connector.
[background technology]
The network interface electric connector RJ45 on tradition 10/100 and 10/1000 basis has a plurality of signal channels.RJ45 network interface connector lightning protection specification requirement at present is more and more higher, usually the common mode test request reach 6kv or more than, anti-height presses to one of its design difficulty.
[summary of the invention]
The technical problem that the present invention will solve provides the good network electric connector of a kind of common mode protection.
For solving the problems of the technologies described above, the invention provides a kind of network electric connector.This network electric connector has first side and second side of input and output each other, and is connected in first, second signaling channel between these both sides.Each signaling channel includes shunt transformer and series transformer, shunt transformer comprises first and second magnetic coil that intercouples, the two ends of first magnetic coil are connected in first side, series transformer comprises the 3rd and the 4th magnetic coil that intercouples, the two ends of second magnetic coil are connected to an end of the 3rd, the 4th coil, and the other end of the 3rd, the 4th coil is connected in second side.Wherein first magnetic coil of first, second signaling channel has first, second centre cap, after first, second centre cap parallel connection, connect first electric capacity and first pressure cell that are connected in parallel, be connected to second side again, described first pressure cell is in the high pressure conducting.
For solving the problems of the technologies described above, the invention provides a kind of network electric connector.This network electric connector has first side and second side of input and output each other, and is connected in first, second signaling channel between these both sides.Each signaling channel includes shunt transformer and series transformer, shunt transformer comprises first and second magnetic coil that intercouples, the two ends of first magnetic coil are connected in first side, one end of series transformer is connected in second magnetic coil, the other end is connected to second side, and connects the common mode connection line from second magnetic coil.The common mode connection line of each signaling channel second magnetic coil behind first electric capacity and first pressure cell that connection is connected in parallel, is connected to first side then again by in parallel behind the series transformer, and described first pressure cell is in the high pressure conducting.
For solving the problems of the technologies described above, the present invention also provides a kind of network electric connector.This network electric connector has cable-side and physical side, and is connected in the shunt transformer between these both sides.Shunt transformer is provided with the common mode circuit near cable-side, is connected to physical side behind the electric capacity that described common mode circuit connection is connected in parallel and first pressure cell.It is very high that described first pressure cell has under usual condition resistance, under high pressure the resistance characteristic of reduction rapidly.
The common-mode signal protection of the present invention's network electric connector is simple in structure, stable performance.
[description of drawings]
Fig. 1 is the three-dimensional view with network electric connector of the present invention of meeting.
Fig. 2 is the circuit diagram that meets first embodiment of the invention.
Fig. 3 is the circuit diagram that meets second embodiment of the invention.
Fig. 4 is the circuit diagram that meets third embodiment of the invention.
Fig. 5 is the circuit diagram that meets four embodiment of the invention.
Fig. 6 is the stereogram of Fig. 2 to first electric capacity shown in Figure 5.
Fig. 7 is the stereogram of Fig. 2 to first pressure cell (thyristor) shown in Figure 5.
[main element symbol description]
Electric connector 100 interfaces 122
First magnetic coil, 31 first centre caps 311
The 4th centre cap 314 centre caps 321,322,323,
324
Second magnetic coil 32 the 3rd magnetic coil 33
The 4th magnetic coil 34 the 5th magnetic coil 35
Shunt transformer 37 series transformers 39
First signaling channel, 41 secondary signal channels 42
The 3rd signaling channel 43 the 4th signaling channel 44
First electric capacity, 52 first pressure cells 54
[embodiment]
Consult Fig. 1, be depicted as a kind of network electric connector 100 of 2X6 interface, the circuit of its each interface 122 all meets the present invention.Fig. 2 discloses the first embodiment of the invention circuit diagram, and it is depicted as the network interface circuit on one of them 10/100 basis, and it can be used for having the RJ45 electric connector of two signaling channels, and provides the common-mode signal overvoltage protection for each signaling channel.First side (cable-side) that this circuit has input and output each other and second side (physical side), and be formed with first signaling channel 41, secondary signal channel 42 each signaling channel of being connected between these both sides and include shunt transformer 37 and series transformer 39.Shunt transformer 37 comprises that first magnetic coil 31 that intercouples and the two ends of second magnetic coil, 32, the first magnetic coils 31 are connected in first side.Series transformer 39 comprises the 3rd magnetic coil 33 and the 4th magnetic coil 34 that intercouples, the two ends of second magnetic coil 32 are connected to an end of the 3rd magnetic coil 33, the 4th magnetic coil 34, and the other end of the 3rd magnetic coil 33, the 4th magnetic coil 34 is connected in second side.Wherein first magnetic coil 31 of first signaling channel 41, secondary signal channel 42 has first centre cap 311, second centre cap 312 respectively, after first centre cap 311,312 parallel connections of second centre cap, connect first electric capacity 52 and first pressure cell 54 that are connected in parallel, be connected to the second side joint ground again.In addition, be connected with surge protection integrated circuit component 56 between the two ends of first magnetic coil 31 of the two ends of first magnetic coil 31 of first signaling channel 41 and secondary signal channel 42.
Fig. 3 discloses the second embodiment of the invention circuit diagram, and it is depicted as the network interface circuit on one 10/1000 basis, and it can be used for having the RJ45 electric connector of four signaling channels, and provides the common-mode signal overvoltage protection for each signaling channel.It is compared with Fig. 2 has increased by two signaling channels, promptly has first signaling channel 41, secondary signal channel 42, the 3rd signaling channel 43, the 4th signaling channel 44.The connection of first signaling channel 41, secondary signal channel 42 is identical among this four signaling channel and Fig. 2, and its first magnetic coil 31 has first centre cap 311, second centre cap 312, the 3rd centre cap 313 and the 4th centre cap 314 respectively.After these four centre cap parallel connections, connect first electric capacity 52 and first pressure cell 54 that are connected in parallel, be connected to the second side joint ground again.In addition, be connected with surge protection integrated circuit component 56 between the two ends of first magnetic coil 31 of the two ends of first magnetic coil 31 of first signaling channel 41 and secondary signal channel 42; Be connected with surge protection integrated circuit component 56 between the two ends of first magnetic coil 31 of the two ends of first magnetic coil 31 of the 3rd signaling channel 43 and the 4th signaling channel 44.
Fig. 4 discloses the third embodiment of the invention circuit diagram, and it is depicted as the network interface circuit on one 10/1000 basis, and it can be used for having the RJ45 electric connector of four signaling channels, and provides the common-mode signal overvoltage protection for each signaling channel.It is compared with Fig. 3, its difference be following some: series transformer 39 is arranged at by first side (cable-side), and shunt transformer 37 is arranged near second side (physical side); The common-mode signal of each signaling channel is connected to corresponding series transformer 39 by the centre cap 321-324 of second magnetic coil 32, is connected to first electric capacity 52 and first pressure cell 54 of parallel connection again, is connected to second side again.
Fig. 5 discloses the present invention's the 4th execution mode circuit diagram; it is depicted as the network interface circuit on 10/1000 basis of a loading power (PoE function); it can be used for having the RJ45 electric connector of four signaling channels, and provides the common-mode signal overvoltage protection for two signaling channels 41,42 wherein.The protection of this two signaling channels, 41,42 common-mode signals is identical with first execution mode, does not give unnecessary details so do not do at this.
Comprehensive above-mentioned various execution modes, the present invention's essence is about to the common-mode signal of each signaling channel cable-side, connects the electric capacity and the piezo-resistance that are connected in parallel, is connected to physical side again.The common resistance of first pressure cell is very big, and after high pressure (300 volts) conducting, resistance reduces rapidly, so after the high pressure of cable-side appearance reduced by the first pressure cell resistance, electric current was by piezo-resistance, thus the various electronic components of guard signal channel connection.Described first pressure cell is set to thyristor usually, further improves the common-mode voltage protection as need, can be set to vacuum tube.
Fig. 6 and Fig. 7 disclose the stereogram of first electric capacity and first pressure cell respectively, and wherein as first pressure cell, the stereogram of semiconductor die brake tube and vacuum tube is roughly the same.
Claims (9)
1. network electric connector, first side and second side with input and output each other, and be connected in first between these both sides, the secondary signal channel, each signaling channel includes shunt transformer and series transformer, shunt transformer comprises first and second magnetic coil that intercouples, the two ends of first magnetic coil are connected in first side, series transformer comprises the 3rd and the 4th magnetic coil that intercouples, the two ends of second magnetic coil are connected to the 3rd, one end of the 4th coil, the 3rd, the other end of the 4th coil is connected in second side, wherein first, first magnetic coil of secondary signal channel has first, second centre cap, wherein first, after the second centre cap parallel connection, connect first electric capacity and first pressure cell that are connected in parallel, be connected to second side again, described first pressure cell is in the high pressure conducting.
2. network electric connector according to claim 1 is characterized in that: be connected with the surge protection integrated circuit component between the two ends of the two ends of first magnetic coil of first signaling channel and first magnetic coil of secondary signal channel.
3. network electric connector according to claim 1, it is characterized in that: have three, four signaling channel identical between described first side and second side with first, second signaling channel, three, first magnetic coil of the 4th signaling channel has the 3rd, the 4th centre cap, this two centre cap is with after first, second centre cap is in parallel, connect aforementioned first electric capacity and first pressure cell, be connected to second side again.
4. as the network electric connector as described in the claim 3; it is characterized in that: the two ends of the two ends of first magnetic coil of first signaling channel and first magnetic coil of secondary signal channel are connected with the surge protection integrated circuit component, and the two ends of the two ends of first magnetic coil of the 3rd signaling channel and first magnetic coil of the 4th signaling channel are connected with the surge protection integrated circuit component.
5. network electric connector, first side and second side with input and output each other, and be connected in first between these both sides, the secondary signal channel, each signaling channel includes shunt transformer and series transformer, shunt transformer comprises first and second magnetic coil that intercouples, the two ends of first magnetic coil are connected in first side, one end of series transformer is connected in second magnetic coil, the other end is connected to second side, and connect the common mode connection line from second magnetic coil, wherein the common mode connection line of each signaling channel second magnetic coil is by in parallel behind the series transformer, after connecting first electric capacity and first pressure cell that is connected in parallel then, be connected to first side again, described first pressure cell is in the high pressure conducting.
6. as the network electric connector as described in the claim 5, it is characterized in that: described series transformer comprises the 3rd, the 4th magnetic coil that is connected in the second magnetic coil two ends and the 5th magnetic coil that is connected in the second magnetic coil centre cap, and described centre cap constitutes aforementioned common mode connection line.
7. as the network electric connector as described in the claim 5, it is characterized in that: described first pressure cell is thyristor or vacuum tube.
8. network electric connector, it has cable-side and physical side, and be connected in shunt transformer between these both sides, shunt transformer is provided with the common mode circuit near cable-side, be connected to physical side behind the electric capacity that described common mode circuit connection is connected in parallel and first pressure cell, it is very high that described first pressure cell has under usual condition resistance, under high pressure the resistance characteristic of reduction rapidly.
9. as the network electric connector as described in the claim 8, it is characterized in that: described first pressure cell is thyristor or vacuum tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102009040A CN102290681A (en) | 2010-06-15 | 2010-06-15 | Network electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102009040A CN102290681A (en) | 2010-06-15 | 2010-06-15 | Network electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102290681A true CN102290681A (en) | 2011-12-21 |
Family
ID=45336874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102009040A Pending CN102290681A (en) | 2010-06-15 | 2010-06-15 | Network electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102290681A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103457252A (en) * | 2012-06-01 | 2013-12-18 | 富士康(昆山)电脑接插件有限公司 | Common-mode signal protective circuit and electric connector with same |
| CN104852221A (en) * | 2014-02-19 | 2015-08-19 | 富士康(昆山)电脑接插件有限公司 | Network electric connector |
| CN106330466A (en) * | 2015-07-10 | 2017-01-11 | 富士康(昆山)电脑接插件有限公司 | Ethernet powered end circuit and RJ45 connector applying same |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05315030A (en) * | 1992-05-07 | 1993-11-26 | I N R Kenkyusho:Kk | Connector |
| CN2682711Y (en) * | 2003-09-26 | 2005-03-02 | 华为技术有限公司 | A protective device |
| US7348862B1 (en) * | 2005-08-02 | 2008-03-25 | Avaya Technology Corp. | Modular connector with suppression of conducted and radiated emissions |
| CN201207652Y (en) * | 2008-03-25 | 2009-03-11 | 富士康(昆山)电脑接插件有限公司 | Network interface circuit and electric connector having the circuit |
| CN201266942Y (en) * | 2008-07-24 | 2009-07-01 | 富士康(昆山)电脑接插件有限公司 | Network interface circuit |
| CN101510688A (en) * | 2009-03-25 | 2009-08-19 | 国网电力科学研究院 | Device for restraining power cord electromagnetic interference with lightning surge protection |
| CN102222894A (en) * | 2010-04-13 | 2011-10-19 | 富士康(昆山)电脑接插件有限公司 | Network connection common-mode signal protection circuit |
-
2010
- 2010-06-15 CN CN2010102009040A patent/CN102290681A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05315030A (en) * | 1992-05-07 | 1993-11-26 | I N R Kenkyusho:Kk | Connector |
| CN2682711Y (en) * | 2003-09-26 | 2005-03-02 | 华为技术有限公司 | A protective device |
| US7348862B1 (en) * | 2005-08-02 | 2008-03-25 | Avaya Technology Corp. | Modular connector with suppression of conducted and radiated emissions |
| CN201207652Y (en) * | 2008-03-25 | 2009-03-11 | 富士康(昆山)电脑接插件有限公司 | Network interface circuit and electric connector having the circuit |
| CN201266942Y (en) * | 2008-07-24 | 2009-07-01 | 富士康(昆山)电脑接插件有限公司 | Network interface circuit |
| CN101510688A (en) * | 2009-03-25 | 2009-08-19 | 国网电力科学研究院 | Device for restraining power cord electromagnetic interference with lightning surge protection |
| CN102222894A (en) * | 2010-04-13 | 2011-10-19 | 富士康(昆山)电脑接插件有限公司 | Network connection common-mode signal protection circuit |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103457252A (en) * | 2012-06-01 | 2013-12-18 | 富士康(昆山)电脑接插件有限公司 | Common-mode signal protective circuit and electric connector with same |
| CN104852221A (en) * | 2014-02-19 | 2015-08-19 | 富士康(昆山)电脑接插件有限公司 | Network electric connector |
| CN106330466A (en) * | 2015-07-10 | 2017-01-11 | 富士康(昆山)电脑接插件有限公司 | Ethernet powered end circuit and RJ45 connector applying same |
| CN106330466B (en) * | 2015-07-10 | 2019-05-17 | 富士康(昆山)电脑接插件有限公司 | Ethernet receiving end circuit and the RJ45 connector for applying it |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20111221 |