CN101964485B - Electric connector - Google Patents
Electric connector Download PDFInfo
- Publication number
- CN101964485B CN101964485B CN2009103047422A CN200910304742A CN101964485B CN 101964485 B CN101964485 B CN 101964485B CN 2009103047422 A CN2009103047422 A CN 2009103047422A CN 200910304742 A CN200910304742 A CN 200910304742A CN 101964485 B CN101964485 B CN 101964485B
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- Prior art keywords
- magnetic core
- electric connector
- coil
- magnetic
- additional
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Abstract
The invention discloses an electric connector, comprising a signal processing module, wherein the signal processing module comprises a magnetic coil which comprises an annular magnetic core, a coil wound on the magnetic core and an additional magnetic core fixed to the magnetic core. The additional magnetic core is fixed in the magnetic core of the magnetic coil of the electric connector and can increase the leakage inductance of the magnetic coil so as to improve the transmission performance of the magnetic coil at low frequency range, so that the magnetic coil has wider working band; and the electric connector has simple structure.
Description
[technical field]
The present invention relates to a kind of electric connector, particularly relate to electric connector with signal processing module.
[technical background]
The prior art relevant with present patent application sees also TaiWan, China patent M242904 number of on September 1st, 2004 bulletin; This patent has been introduced a kind of electric connector; It comprises a signal processing module; This signal processing module comprises a housing, is contained in the internal circuit board in the housing and is soldered to the internal circuit board magnetic coil that this magnetic coil comprises common mode choke.
Along with the Ethernet transmission rate improves gradually; The electric connector that is applied to Ethernet is required to have preferably outside the noise suppression effect, also require to have the working band of broad, the electric connector that above prior art disclosed has the noise suppressed effect; Also can be applied to higher operational frequency; But its laser propagation effect in low-frequency range is relatively poor, thereby, be necessary to provide a kind of broad frequency band and electric connector simple in structure of can be applicable to.
[summary of the invention]
Technical problem to be solved by this invention is to provide a kind of broad frequency band and electric connector simple in structure of can be applicable to.
For solving above technical problem; The present invention adopts following technical scheme: a kind of electric connector; It comprises a signal processing module; This signal processing module comprises magnetic coil, and this magnetic coil comprises ring-shaped magnetic core and be wound in the coil on the magnetic core that magnetic coil also comprises the additional magnetic core that is fixed to magnetic core.
With respect to prior art, the magnetic core internal fixation of the magnetic coil of electric connector of the present invention has additional magnetic core, and the leakage inductance that this additional magnetic core can increase magnetic coil promotes its transmission performance in low-frequency range with this, thereby has the working band of broad.This electric connector structure is simple.
[description of drawings]
Fig. 1 is the stereogram of electric connector of the present invention.
Fig. 2 is the three-dimensional exploded view of electric connector shown in Figure 1.
Fig. 3 is the three-dimensional exploded view of another angle of electric connector shown in Figure 1.
Fig. 4 is that the differential mode of electric connector shown in Figure 1 suppresses signal contrast figure.
[embodiment]
See also Fig. 1 and shown in Figure 2, the present invention relates to a kind of stacked on top formula electric connector 100.This electric connector 100 comprises an insulating body 2, be contained in signal processing module 4 in the insulating body 2, be fixed in USB terminal 6 in the insulating body 2 with indicating device 7 and be coated on the shielding casing 8 on the insulating body 2.
See also Fig. 2 and shown in Figure 3, insulating body 2 comprises an antetheca 21, be parallel to the rear wall 22 of antetheca 21 and perpendicular to the roof 23 of antetheca 21.Antetheca 21 is provided with the network connector port 24 and USB port 25 that matches with butt connector (not shown).Roof 23 is provided with the through hole 26 that extends to antetheca 21 from rear wall 22.
See also Fig. 2 and shown in Figure 4, signal processing module 4 comprises an internal circuit board 41, is contained in network connector terminal 42, the magnetic coil 43 that is welded in internal circuit board 41, the switching module 44 that is soldered to internal circuit board 41 and capacity cell 45 in the insulating body 2 network connector ports 24.Magnetic coil 43 comprises transformer 431 and common mode choke 432, and this magnetic coil 43 comprises ring-shaped magnetic core 433, be wound in the coil 434 on the magnetic core 433 and be fixed to the additional magnetic core 435 of magnetic core 433 by colloid, and this additional magnetic core 435 is a bar magnet.Additional magnetic core 435 can be arranged in the magnetic core 433 of transformer 431 and common mode choke 432; Also can be arranged in the magnetic core 433 of transformer 431; Also can be arranged in the magnetic core 433 of common mode choke 432, this invention is that example describes with the magnetic core 433 that additional magnetic core 435 is arranged in common mode choke 432.Coil 434 surface soldered are to internal circuit board 41.Switching module 44 comprises pedestal 441 and is fixed in the conversion terminal 442 in the pedestal 441.Network connector terminal 42 is electrically connected to conversion terminal 442 through internal circuit board 41 and magnetic coil 43.Capacity cell 45 comprises that one extends to the conducting terminal 451 of internal circuit board 41 opposite sides.
See also Fig. 1 to shown in Figure 3, shielding casing 8 comprises procapsid 81 and the back casing 82 that matches with procapsid 81.This back casing 82 comprises a rear wall 821, and these rear wall 821 tops are provided with an elastic arm 822, the conducting terminal 451 of this elastic arm 822 in order to be electrically connected to capacity cell 45.
When making this electric connector 100; Earlier transformer 431, the common mode choke 432 that is fixed with bar magnet 435, network connector terminal 42 and switching module 44 are soldered to internal circuit board 41; USB terminal 6 is fixed in the USB port 25, indicating device 7 is soldered to internal circuit board 41.Magnetic coil 4 is mounted to insulating body 2, and at this moment, network connector terminal 42 is contained in the network connector port 24, and indicating device 7 is contained in the through hole 26 of insulating body 2.At last the elastic arm 822 of the back casing 82 of shielding casing 8 is electrically connected to the conducting terminal of capacity cell 45, procapsid 81 is mounted to back casing 82.The noise suppression effect of curve 12 reflection prior aries among Fig. 4, this prior art is better in the noise suppression effect of high band, and is relatively poor in low-frequency range.The noise suppression effect of curve 11 reflection electric connectors 100, this electric connector 100 is all better at high band and low-frequency range noise suppression effect.
Compared with prior art, magnetic core 433 internal fixation of the magnetic coil 43 of this electric connector 100 have additional magnetic core 435, and the leakage inductance that this additional magnetic core 435 can increase magnetic coil promotes its transmission performance in low-frequency range with this, thereby have the working band of broad.This electric connector 100 is simple in structure.
Claims (6)
1. electric connector; It comprises a signal processing module; This signal processing module comprises magnetic coil, and this magnetic coil comprises ring-shaped magnetic core and is wound in the coil on the magnetic core, it is characterized in that: said magnetic coil also comprises the additional magnetic core that is fixed to said magnetic core; Said additional magnetic core is a bar magnet, and this additional magnetic core is arranged in said magnetic core.
2. electric connector as claimed in claim 1 is characterized in that: said magnetic coil comprises an at least one transformer and a common mode choke, and said additional magnetic core is arranged in the magnetic core of this transformer and common mode choke.
3. electric connector as claimed in claim 1 is characterized in that: said magnetic coil comprises at least two transformers, and said additional magnetic core is arranged in the magnetic core of these two transformers.
4. electric connector as claimed in claim 1 is characterized in that: said magnetic coil comprises at least two common mode chokes, and said additional magnetic core is arranged in the magnetic core of these two common mode chokes.
5. electric connector as claimed in claim 1 is characterized in that: said additional magnetic core is fixed to the magnetic core of said magnetic coil by colloid.
6. electric connector as claimed in claim 1 is characterized in that: said signal processing module comprises an internal circuit board, and said coil surface is welded in internal circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009103047422A CN101964485B (en) | 2009-07-23 | 2009-07-23 | Electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009103047422A CN101964485B (en) | 2009-07-23 | 2009-07-23 | Electric connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101964485A CN101964485A (en) | 2011-02-02 |
| CN101964485B true CN101964485B (en) | 2012-11-28 |
Family
ID=43517279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009103047422A Expired - Fee Related CN101964485B (en) | 2009-07-23 | 2009-07-23 | Electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101964485B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102637065A (en) * | 2012-03-28 | 2012-08-15 | 姬志刚 | Non-conductor contact power transmission notebook computer using redundant magnetic core protection |
| CN116565597A (en) * | 2022-01-27 | 2023-08-08 | 深南电路股份有限公司 | Ethernet plug connector and manufacturing method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6456182B1 (en) * | 1999-05-20 | 2002-09-24 | Minebea Co., Ltd. | Common mode choke coil |
| TWM341971U (en) * | 2008-02-04 | 2008-10-01 | Hon Hai Prec Ind Co Ltd | Electrical connector with magnetic coil module |
| TWM348409U (en) * | 2008-04-21 | 2009-01-01 | Hon Hai Prec Ind Co Ltd | Electrical connector |
| 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 |
-
2009
- 2009-07-23 CN CN2009103047422A patent/CN101964485B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6456182B1 (en) * | 1999-05-20 | 2002-09-24 | Minebea Co., Ltd. | Common mode choke coil |
| TWM341971U (en) * | 2008-02-04 | 2008-10-01 | Hon Hai Prec Ind Co Ltd | Electrical connector with magnetic coil module |
| 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 |
| TWM348409U (en) * | 2008-04-21 | 2009-01-01 | Hon Hai Prec Ind Co Ltd | Electrical connector |
Non-Patent Citations (1)
| Title |
|---|
| JP特开8-017638A 1996.01.19 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101964485A (en) | 2011-02-02 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| 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: 20121128 Termination date: 20150723 |
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| EXPY | Termination of patent right or utility model |