CN105470754B - RJ45 socket connector - Google Patents
RJ45 socket connector Download PDFInfo
- Publication number
- CN105470754B CN105470754B CN201410412446.5A CN201410412446A CN105470754B CN 105470754 B CN105470754 B CN 105470754B CN 201410412446 A CN201410412446 A CN 201410412446A CN 105470754 B CN105470754 B CN 105470754B
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- terminal
- docking
- circuit board
- socket connector
- line portion
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Abstract
A kind of RJ45 socket connector, it includes insulating body and the Terminals Die group for being installed on insulating body, the insulating body be equipped with for docking connector be inserted into along the longitudinal direction cooperate to socket, the Terminals Die group includes the docking terminal for cooperating with docking connector, for installing to the pin terminal of the external circuit board, the magnetic coil being electrically connected between docking terminal and pin terminal, and the insulating carrier for fixed docking terminal and pin terminal, wherein the pin terminal has the holding parts being fixed on insulating carrier, the line portion beyond insulating carrier is extended downwardly from holding parts, and the mounting portion to extend back from holding parts, the line portion with magnetic coil for connecting, the mounting portion is for installing to the external circuit board.Pin terminal and magnetic coil tie point to pin terminal and the electrical length of the external circuit board tie point are short, and RJ45 socket connector is able to satisfy the specification requirement of the network transfer speeds of transmission 40Gbps.
Description
[technical field]
The present invention relates to a kind of RJ45 socket connector more particularly to a kind of RJ45 for being used for transmission 40Gbps network signal
Socket connector.
[background technique]
The transmission speed of Ethernet gradually expands to 100Mbps, 1Gbps, 10Gbps from initial 10Mbps, Ethernet
Price also follows Moore's Law and scale economy and declines rapidly.Meanwhile as user is expanded into rapidly hundreds of millions of, network
Value it is more beyond measure.Nowadays, Ethernet has become the dominant network technology in Local Area Network, and with Ji
Than the appearance of Ethernet, Ethernet has begun to Metropolitan Area Network (MAN) (MAN) step greatly and strides forward.
The transmission speed of follow-on Ethernet is up to 40Gbps, and the network signal of such high-speed transfer is traditional
RJ45 socket connector is unable to satisfy, due to the raising of transmission speed, in RJ45 socket connector electrical length more it is big then
Loss interference is bigger, so that being unable to satisfy test specification requirement with the transmission of tradition RJ45 socket connector.
The prior art please refers to the CN201498788U Chinese invention patent of bulletin on June 2nd, 2010, it discloses
A kind of traditional RJ45 socket connector, pin terminal connect the position of enameled wire to pin terminal and the external circuit board junction
Distance, therefore be lost big, be not able to satisfy the specification of 40Gbps network transfer speeds requirement.
[summary of the invention]
Technical problem to be solved by the present invention lies in: a kind of RJ45 socket connector, pin terminal and magnetism are provided
Coil tie point is short to pin terminal and the electrical length of the external circuit board tie point.
In order to solve the above-mentioned technical problem, the technical scheme is that
A kind of RJ45 socket connector comprising insulating body and the Terminals Die group for being installed on insulating body, the insulation
Ontology be equipped with for docking connector be inserted into along the longitudinal direction cooperation to socket, the Terminals Die group is including being used for and in succession
Connect the docking terminal of device cooperation, for installing to the pin terminal of the external circuit board, being electrically connected at docking terminal and pin end
Magnetic coil between son and the insulating carrier for fixed docking terminal and pin terminal, wherein the pin terminal has
The holding parts that are fixed on insulating carrier, extended downwardly from holding parts line portion beyond insulating carrier and from holding parts backward
The mounting portion of extension, the line portion with magnetic coil for connecting, and the mounting portion is for installing to the external circuit board.
Compared with prior art, pin terminal of the present invention have be fixed on insulating carrier holding parts, from holding parts to
Under the mounting portion that extends beyond the line portion of insulating carrier and extend back from holding parts, such structure makes pin terminal
Short with magnetic coil tie point to pin terminal and the electrical length of the external circuit board tie point, RJ45 socket connector is able to satisfy
Transmit the specification requirement of the network transfer speeds of 40Gbps.
[Detailed description of the invention]
Fig. 1 is the perspective view that RJ45 socket connector of the present invention is mounted on the external circuit board.
Fig. 2 is the perspective view of RJ45 socket connector shown in Fig. 1.
Fig. 3 is the exploded view of RJ45 socket connector shown in Fig. 2.
Fig. 4 is another visual angle exploded view of RJ45 socket connector shown in Fig. 3.
Fig. 5 is the exploded view of Terminals Die group shown in Fig. 4.
Fig. 6 is the perspective view that docking terminal shown in Fig. 5 is mounted on sub-circuit board.
Fig. 7 is the cross-sectional view of RJ45 socket connector shown in Fig. 1.
[main element symbol description]
| Insulating body | 1 | To socket | 10 |
| RJ45 socket connector | 100 | Antetheca | 11 |
| Rear wall | 12 | Jube slot | 121 |
| Jube arm | 122 | Guid arm | 123 |
| Roof | 13 | Securing groove | 131 |
| Bottom wall | 14 | Side wall | 15 |
| Terminals Die group | 2 | The external circuit board | 200 |
| Dock terminal | 21 | First docking terminal | 211 |
| Second docking terminal | 212 | Third docks terminal | 213 |
| 4th docking terminal | 214 | 5th docking terminal | 215 |
| 6th docking terminal | 216 | 7th docking terminal | 217 |
| 8th docking terminal | 218 | Magnetic coil | 22 |
| Magnetic core | 221 | Insulating carrier | 23 |
| Accommodating chamber | 230 | Front bulkhead | 231 |
| Midfeather | 232 | Aft bulkhead | 233 |
| Vertical slots | 2331 | Level trough | 2332 |
| Pin terminal | 24 | Holding parts | 241 |
| It is inserted into tip | 2411 | Convex thorn | 2412 |
| Coupling recess portion | 2413 | Second line portion | 242 |
| Mounting portion | 243 | First horizontal portion | 2431 |
| Second horizontal part | 2432 | Sub-circuit board | 25 |
| Downside | 252 | Capacitor | 253 |
| Welding groove | 254 | Metal screen case | 3 |
| First terminal fixing groove | 71 | Second terminal fixing groove | 72 |
| Third terminal fixing groove | 73 | Forth terminal fixing groove | 74 |
| 5th terminal fixing grooves | 75 | 6th terminal fixing grooves | 76 |
| 7th terminal fixing grooves | 77 | 8th terminal fixing grooves | 78 |
| First line portion | 81 | Fixed part | 82 |
| Extension | 83 | First bending part | 84 |
| Second bending part | 85 | Notch | 90 |
The present invention that the following detailed description will be further explained with reference to the above drawings.
[specific embodiment]
As shown in Figures 1 to 7, it to meet a kind of RJ45 socket connector 100 of the invention, can install to external electrical
On road plate 200, for the network between relaying transport RJ45 connector connector (crystal head, not shown) and the external circuit board 200
Signal.RJ45 socket connector 100 of the invention is used for transmission the high speed network signal of 40Gbps.
RJ45 socket connector 100 includes insulating body 1, the Terminals Die group 2 for being installed on 1 rear end of insulating body and cladding
Metal screen case 3 in 1 outside of insulating body.
Insulating body 1 is substantially square, and including antetheca 11, rear wall 12, roof 13, bottom wall 14 and two sidewalls 15.Insulation
Ontology 1 be equipped with for RJ45 connector connector (docking connector) along the longitudinal direction insertion cooperation to socket 10.Described pair is inserted
Mouthfuls 10 are recessed formation backward from antetheca 11, and are made around by antetheca 11, rear wall 12, roof 13, bottom wall 14 and two sidewalls 15.
The front end middle position of roof 13 be equipped with downward through roof 13 and with securing groove 131 that socket 10 is penetrated through, wherein securing groove
131 are clasped for the buckle tail portion with RJ45 connector connector.The rear wall 12 is equipped with a transversely arranged row from rear wall
12 recessed jube slots 121 and the jube arm 122 between two neighboring jube slot forward.The jube slot 121 with to inserting
Mouth 10 is connected in the longitudinal direction.The insulating body 1 further include it is a pair of from 12 lower left corner of rear wall and the lower right corner respectively backward
The guid arm 123 extended, and the guiding walls 123 are used to guide the slide-in installation of Terminals Die group 2, the setting of guid arm 123
Facilitate the installation of Terminals Die group 2.
Terminals Die group 2 includes that the row for cooperating with RJ45 connector connector docks terminal 21, for installing to outside
One row's pin terminal 24 of circuit board 200, the magnetic coil 22(being electrically connected between docking terminal 21 and pin terminal 24 connect
It is not shown to connect enameled wire) and for the fixed insulating carrier 23 for docking terminal 21 and pin terminal 24.The Terminals Die group 2 is also
Including the sub-circuit board 25 for being mounted on 23 downside of insulating carrier and connecting with docking terminal 21, the sub-circuit board 25 is horizontally disposed
And the downside 252 for being equipped with the upper side of close insulating carrier 23 and being reversed with upper side, the downside 252 is equipped with
It is several with dock terminal 21 electric connection capacitor 253.The sub-circuit board 25 is equipped with several along the vertical direction through son
The welding groove 254 of 25 front end of circuit board, described 21 one end of docking terminal plug and are connected to welding groove 254, the docking terminal
21 other ends pass through jube slot 121 and extend to in socket 10.
Insulating carrier 23 has front bulkhead 231, aft bulkhead 233 and is connected between front bulkhead 231 and aft bulkhead 233
Several midfeathers 232.The front bulkhead 231, aft bulkhead 233 and several midfeathers 232 surround a downwardly open accommodating chamber
230, the docking terminal 21 is fixed on front bulkhead 231, and the pin terminal 24 is fixed on aft bulkhead 233, the magnetic coil
22 are contained in accommodating chamber 230.The magnetic coil 22 is located between docking terminal 21 and pin terminal 24.
As shown in fig. 6, it includes laterally being arranged successively and being installed on the first of 25 front end of sub-circuit board that a row, which docks terminal 21,
To the 8th docking terminal (figure label mutually should be 211 to 218), the first, second docking terminal 211,212, third, the 6th
Terminal 213,216, the four, the 5th docking terminals 214,215 are docked, the seven, the 8th docking terminals 217,218 are respectively used to transmit
A pair of of Difference signal pair.If the dry condenser 253 being arranged on sub-circuit board 25 includes being electrically connected at the first docking terminal 211
Third docking terminal 213 between capacitor, be electrically connected at third docking terminal 213 and the 5th docking terminal 215 between
Capacitor, be electrically connected between the 4th docking terminal 214 and the 6th docking terminal 216 capacitor, be electrically connected at the
218 capacitor between six docking terminals 216 and the 8th docking terminal.Pass through the electricity under 40Gbps network signal transmission speed
Property test, increase the capacitance compensation of these capacitors 253, comparing not increased test result show, has after increase better
NEXT characteristic.
Described first to the 8th docking terminal 211-218 from sub-circuit board 25 upwardly extend after to preceding overhanging, described the
One to the 8th docking terminal 211-218 is respectively provided with the first to the 8th mounting portion (not labeled) for being mounted on sub-circuit board 25.Institute
State third, the 6th docking terminal 213,216 or the four, the 5th docks terminal 214,215 mounting portions and other mounting portions along insertion
Direction be arranged in a staggered manner (since inventive concept is similar, attached drawing only illustrate illustrates the four, the 5th docking terminals 214,215 in it
He is arranged in a staggered manner terminal).Third, the 6th docking terminal 213,216 or the four, the 5th dock at least a pair of of terminal 214,215
Mounting portion be arranged in a staggered manner with other mounting portions along direction of insertion, by under 40Gbps network signal transmission speed electrical property survey
Examination, test result show that the crosstalk (crosstalk) of interchannel reduces much compared to not being arranged in a staggered manner.The third, the 6th
At least a pair of mounting portion and other mounting portions that docking terminal 213,216 or the four, the 5th docks terminal 214,215 is being inserted into
Be staggered at least 1.02mm on direction, this distance that is staggered is to test obtaining according to 40Gbps network transmission signal requirement.It is described
Third, the 6th docking terminal 213,216 or the four, the 5th dock at least a pair of installation position of terminal 214,215 in other
The rear side of mounting portion, being mounted on rear side can allow other docking terminals to be located further forward.As shown in figure 5, the insulating carrier
23 231 bottom of front bulkhead is equipped with the first to the 8th terminal fixing grooves 71-78 to open front, third, the 6th terminal fixing grooves
73,76 or the four, the 5th at least a pair of terminal fixing grooves of terminal fixing grooves 74,75 extend rearward beyond other terminal fixing grooves
(since inventive concept is similar, attached drawing, which is only illustrated, to be illustrated the four, the 5th terminal fixing grooves 74,75 and is staggered in other fixing grooves
Setting), to cooperate the setting of aforementioned docking terminal 21.Described first to the 8th docking terminal 211-218 is successively contained in the
One to the 8th terminal fixing grooves 71-78.
As shown in fig. 6, each docking terminal 21 includes the first line between insulating carrier 23 and sub-circuit board 25
Extension 83 that portion 81, the fixed part 82 upwardly extended from the first line portion 81,82 top of self-fixed department extend horizontally forward, from
The front end of extension 83 upwards and the first bending part 84 of the extension that turns forward and from the end of the first bending part 84 downwards and to
The second bending part 85 that top rake extends.First line portion 81 is extended downwardly beyond insulating carrier 23.Each fixed part 82 is dry
It relates to and is retained in the corresponding fixing groove 71-78 in bottom of the front bulkhead 231 of insulating carrier 23.The extension 83 and the first bending part
84 overhang in socket 10, and second bending part 85 is used to guide the insertion of RJ45 connector connector.
As shown in figure 5 and figure 7, each pin terminal 24 has the holding parts being fixed on 23 aft bulkhead 233 of insulating carrier
241, extended downwardly after extending forward from 241 bottom of holding parts the second line portion 242 beyond 23 aft bulkhead 233 of insulating carrier,
And the mounting portion 243 of aft bulkhead 233 is extended rearward beyond from holding parts 241.The mounting portion 243 extends backward more than aft bulkhead
233, the mounting portion 243 is for surface welding (SMT) to the external circuit board 200.The bottom of the aft bulkhead 233 is equipped with downward
The terminal groove of opening, the terminal groove include the vertical slots 2331 extended vertically and horizontal-extending level trough 2332.It is described solid
It holds portion 241 to be mounted in vertical slots 2331, the mounting portion 243 is at least partially housed in level trough 2332.The level trough
2332 run through the aft bulkhead 23 of insulating carrier 23 along the longitudinal direction, and setting in this way operates convenient for the lineation of enameled wire the end of a thread.Fixing
Portion 241 is equipped with the convex thorn 2412 for being located at intermediate position and outwardly protruding, the insertion tip 2411 above convex thorn 2412 and is located at
The coupling recess portion 2413 of convex 2412 lower section of thorn.The width of convex thorn 2412 is greater than the width at insertion tip 2411 and coupling recess portion 2413
Degree.Mounting portion 243 includes after extending obliquely downward close to the first horizontal portion 2431 of holding parts 241 and from first horizontal portion 2431
The second horizontal part 2432 that level extends back, what setting was easily installed portion 243 in this way is soldered to the external circuit board 200.
The magnetic coil 22 includes transformer coil and common mode inhibition device coil, and each coil includes magnetic core 221 and twines
The enameled wire (not shown) being wound on magnetic core, the enameled wire have the first rear line head (not shown) for being connected to docking terminal 21
With the second rear line head (not shown) for being connected to pin terminal 24, first rear line head and the second rear line head are the two of enameled wire
Free terminal.First rear line head is wound in the first line portion 81 of docking terminal 21, and second rear line head, which is wound in, to be connect
Second line portion 242 of foot 24.By docking the structure setting of terminal 21, so that docking terminal 21 is connected with RJ45 connector
The first rear line head and the electrically distance for 81 link position of the first line portion for docking terminal 21 of device contact point to enameled wire are most short.
By the structure setting of pin terminal 24, so that the company in the second line portion 242 and the second rear line head of enameled wire of pin terminal 24
The electrically distance of contact to the tie point of pin terminal 24 and the external circuit board 200 is most short.Pass through docking terminal 21 and pin end
It is arranged while sub 24 structure, so that docking terminal 21 and RJ45 connector connector contact point to pin terminal and the external circuit board
The electrically distance of 200 tie point is most short.
The link position and the second rear line head in the first rear line head as shown in the figure and the first line portion 81 and the second line portion
242 link position is not in same level, but the link position in first rear line head and the first line portion 81 and
Second rear line head and the link position in the second line portion 242 can be set in same level, can further subtract in this way
The electrical length on terminal 21 with the contact point of RJ45 connector connector to 24 mounting portion 243 of pin terminal is docked less, more favorably
It is transmitted in the network signal of 40Gbps.The notch 90 that second line portion 242 is equipped with convenient for the winding of the second rear line head, notch 90
Setting facilitate the winding of enameled wire the end of a thread.
The present invention is not limited to above-mentioned specific embodiment, those skilled in the art from the above idea,
Without creative labor, made various transformation all fall within the interior of protection scope of the present invention.
Claims (10)
1. a kind of RJ45 socket connector comprising insulating body and the Terminals Die group for being installed on insulating body, the insulation is originally
Body be equipped with for docking connector be inserted into along the longitudinal direction cooperation to socket, the Terminals Die group is including being used for and being connected
The docking terminal of device cooperation, for installing to the pin terminal of the external circuit board, being electrically connected at and dock terminal and pin terminal
Between magnetic coil and insulating carrier for fixed docking terminal and pin terminal, it is characterised in that: the pin terminal
Line portion beyond insulating carrier is extended downwardly with the holding parts being fixed on insulating carrier, from holding parts and from holding parts
The mounting portion to extend back, for connecting with magnetic coil, the mounting portion is used to install to the external circuit board in the line portion,
The mounting portion extends along the vertical direction perpendicular to the holding parts, the line portion, and the mounting portion is horizontally extending.
2. RJ45 socket connector as described in claim 1, it is characterised in that: the insulating carrier has front bulkhead, rear end
Wall and several midfeathers being connected between front bulkhead and aft bulkhead, the front bulkhead, aft bulkhead and several midfeathers surround one
Downwardly open accommodating chamber, the docking terminal are fixed on front bulkhead, and the pin terminal is fixed on aft bulkhead, the magnetic line
Circle is contained in accommodating chamber.
3. RJ45 socket connector as claimed in claim 2, it is characterised in that: the line portion is extended downwardly beyond rear end
Wall, the mounting portion extend backward more than aft bulkhead, and the mounting portion is soldered to the external circuit board for surface.
4. RJ45 socket connector as claimed in claim 3, it is characterised in that: the bottom of the aft bulkhead is equipped with downwardly open
Terminal groove, the terminal groove includes the vertical slots extended vertically and horizontal-extending level trough, and the holding parts are mounted on perpendicular
In straight trough, the mounting portion is at least partially housed in level trough, after the level trough runs through insulating carrier along the longitudinal direction
End wall.
5. RJ45 socket connector as claimed in claim 2, it is characterised in that: the magnetic coil include transformer coil and
Common mode inhibition device coil, each coil include magnetic core and the enameled wire that is wrapped on magnetic core, and the enameled wire, which has, to be connected to pair
First rear line head of connecting terminal and the second rear line head for being connected to pin terminal.
6. RJ45 socket connector as claimed in claim 5, it is characterised in that: the Terminals Die group further includes being mounted on insulation
Sub-circuit board connect on the downside of carrier and with docking terminal, the sub-circuit board be equipped with it is several with dock what terminal was electrically connected
Capacitor.
7. RJ45 socket connector as claimed in claim 6, it is characterised in that: the sub-circuit board is horizontally disposed and including phase
The anti-two sides up and down being arranged, the capacitor are mounted on the downside of circuit board.
8. RJ45 socket connector as claimed in claim 6, it is characterised in that: the butt end attached bag is included positioned at insulating carrier
Extension that line portion between sub-circuit board, the fixed part upwardly extended from line portion, self-fixed department top extend forward,
From the front end of extension upwards and the extension that turns forward the first bending part and from the end of the first bending part downwards and turn forward
The second bending part tiltedly extended, fixed part interference are retained on the front bulkhead of insulating carrier, the extension and first curved
Folding part overhangs in socket, and second bending part is used to guide the insertion of docking connector.
9. RJ45 socket connector as claimed in claim 8, it is characterised in that: the line portion of the docking terminal is used for and the
One rear line head is intertwined and connected, and the line portion of the pin terminal with the second rear line head for being intertwined and connected, first rear line head
It is in same with the link position in the line portion of docking terminal and the second rear line head and the link position in the line portion of pin terminal
On horizontal plane.
10. RJ45 socket connector as claimed in claim 9, it is characterised in that: the line portion of the docking terminal and pin
The tie-portion of terminal is not equipped with convenient for the notch of the first rear line head and the winding of the second rear line head.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410412446.5A CN105470754B (en) | 2014-08-21 | 2014-08-21 | RJ45 socket connector |
| US14/831,889 US9520687B2 (en) | 2014-08-21 | 2015-08-21 | High bandwith jack with RJ45 backwards compatibility having an improved structure for reducing noise |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410412446.5A CN105470754B (en) | 2014-08-21 | 2014-08-21 | RJ45 socket connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105470754A CN105470754A (en) | 2016-04-06 |
| CN105470754B true CN105470754B (en) | 2019-03-05 |
Family
ID=55608209
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410412446.5A Active CN105470754B (en) | 2014-08-21 | 2014-08-21 | RJ45 socket connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105470754B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105811189A (en) * | 2016-05-10 | 2016-07-27 | 耒阳市亚湘电子科技有限公司 | RJ45 internal module |
| US10361514B2 (en) * | 2017-03-02 | 2019-07-23 | Panduit Corp. | Communication connectors utilizing multiple contact points |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103578717A (en) * | 2012-08-08 | 2014-02-12 | 富士康(昆山)电脑接插件有限公司 | Transformer and manufacturing method and electric connector thereof |
| CN103915731A (en) * | 2013-01-09 | 2014-07-09 | 富士康(昆山)电脑接插件有限公司 | Electric connector |
| CN203747106U (en) * | 2013-12-30 | 2014-07-30 | 富士康(昆山)电脑接插件有限公司 | Electrical connector |
| CN203787709U (en) * | 2014-04-16 | 2014-08-20 | 东莞建冠塑胶电子有限公司 | RJ45 plug connector |
-
2014
- 2014-08-21 CN CN201410412446.5A patent/CN105470754B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103578717A (en) * | 2012-08-08 | 2014-02-12 | 富士康(昆山)电脑接插件有限公司 | Transformer and manufacturing method and electric connector thereof |
| CN103915731A (en) * | 2013-01-09 | 2014-07-09 | 富士康(昆山)电脑接插件有限公司 | Electric connector |
| CN203747106U (en) * | 2013-12-30 | 2014-07-30 | 富士康(昆山)电脑接插件有限公司 | Electrical connector |
| CN203787709U (en) * | 2014-04-16 | 2014-08-20 | 东莞建冠塑胶电子有限公司 | RJ45 plug connector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105470754A (en) | 2016-04-06 |
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