CN105356162A - RJ45 socket connector - Google Patents
RJ45 socket connector Download PDFInfo
- Publication number
- CN105356162A CN105356162A CN201410412447.XA CN201410412447A CN105356162A CN 105356162 A CN105356162 A CN 105356162A CN 201410412447 A CN201410412447 A CN 201410412447A CN 105356162 A CN105356162 A CN 105356162A
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- terminal
- docking terminal
- circuit board
- docking
- socket connector
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Abstract
An RJ45 socket connector includes an insulation body and a terminal module arranged on the insulation body; wherein the insulation body is provided with a butting inserting opening into which a butting connector can be inserted along the anteroposterior direction; the terminal module includes a sub-circuit board, and a first butting terminal to an eighth butting terminal which are arranged on the front end of the sub-circuit board and are successively arranged in the horizontal direction, and a group including the first butting terminal and the second butting terminal, a group including third butting terminal and the sixth butting terminal, a group including the forth butting terminal and the fifth butting terminal, and a group including the seventh butting terminal and the eighth butting terminal are each used for transmitting a pair of differential signals, wherein the first butting terminal to the eighth butting terminal extend upward from the sub-circuit board and then overhang forward, the first butting terminal to the eighth butting terminal are provided with a first installation part to an eighth installing part respectively, wherein the first installation part to the eighth installing part are installed on the sub-circuit board, at least one pair of the installation parts of the third butting terminal and the sixth butting terminal or the forth butting terminal and the fifth butting terminal, and the other installation parts are staggered along the inserting direction, in such an arrangement, crosstalk among channels can be reduced, and the crosstalk specification requirement of the 40Gbps network transmission speed can be met.
Description
[technical field]
The present invention relates to a kind of RJ45 socket connector for transmitting 40Gbps network signal, particularly relating to the setting of docking terminal in RJ45 socket connector to adapt to the high-speed transfer of 40Gbps.
[background technology]
The transmission speed of Ethernet progressively expands to 100Mbps, 1Gbps, 10Gbps from initial 10Mbps, and the price of Ethernet is also followed Moore's Law and large-scale production and declined rapidly.Meanwhile, along with user's undergoes rapid expansion is to hundreds of millions of, the value of network is beyond measure all the more.Nowadays, Ethernet has become the dominant network technology in Local Area Network, and along with Ji is than the appearance of Ethernet, Ethernet has started to walk greatly to metropolitan area network (MAN) to stride forward.
The transmission speed of follow-on Ethernet will reach 40Gbps, the network signal of high-speed transfer like this, traditional RJ45 socket connector cannot meet, due to the raising of transmission speed, the electromagnetic interference of the docking terminal in RJ45 socket connector can be suitable large, to such an extent as to test specification requirement cannot be met with traditional RJ45 socket connector transmission.
Eight docking terminals that tradition is arranged are arranged in a row, and middle four terminals are divided into two pairs of differential signal channel, and between passage, crosstalk is large especially, cannot meet the specification requirement of 40Gbps network transfer speeds.
[summary of the invention]
Technical problem to be solved by this invention is: provide a kind of RJ45 socket connector, and it meets the specification requirement of the network transfer speeds of transmission 40Gbps.
In order to solve the problems of the technologies described above, technical scheme of the present invention is:
A kind of RJ45 socket connector, it terminal module comprising insulating body and be installed on insulating body, described insulating body be provided with for butt connector insert along the longitudinal direction cooperation to socket, described terminal module comprises sub-circuit board and transverse direction is arranged in order and is installed on the first to the 8th docking terminal of sub-circuit board front end, described first, second docking terminal, 3rd, 6th docking terminal, 4th, 5th docking terminal, 7th, 8th docking terminal is respectively used to transmission a pair Difference signal pair, wherein said first to the 8th docking terminal all from sub-circuit board upwards extend backward before overhanging, described first to the 8th docking terminal has the first to the 8th installation portion being arranged on sub-circuit board respectively, 3rd, 6th docking terminal or the 4th, the installation portion of at least one pair of of the 5th docking terminal and other installation portions stagger along direction of insertion and arrange.
Compared with prior art, 3rd, the 6th docking terminal or the 4th, the 5th docking installation portion of at least one pair of of terminal and other installation portions stagger along direction of insertion and arrange by the present invention, interchannel crosstalk (crosstalk) can be reduced, thus meet the crosstalk specification requirement of the network transfer speeds of 40Gbps.
[accompanying drawing explanation]
Fig. 1 is the stereogram on RJ45 socket connector of the present invention circuit board mounted externally.
Fig. 2 is the stereogram of the socket connector of RJ45 shown in Fig. 1.
Fig. 3 is the exploded view of the socket connector of RJ45 shown in Fig. 2.
Fig. 4 is another visual angle exploded view of the socket connector of RJ45 shown in Fig. 3.
Fig. 5 be the module of terminal shown in Fig. 4 exploded view.
Fig. 6 is the stereogram that the terminal of docking shown in Fig. 5 is arranged on sub-circuit board.
Fig. 7 is the cutaway view of the socket connector of RJ45 shown in Fig. 1.
[main element symbol description]
| Insulating body | 1 | To socket | 10 |
| RJ45 socket connector | 100 | Antetheca | 11 |
| Rear wall | 12 | Jube groove | 121 |
| Jube arm | 122 | Guid arm | 123 |
| Roof | 13 | Support slot | 131 |
| Diapire | 14 | Sidewall | 15 |
| Terminal module | 2 | The external circuit board | 200 |
| Docking terminal | 21 | First docking terminal | 211 |
| Second docking terminal | 212 | 3rd docking 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 |
| Host cavity | 230 | Front bulkhead | 231 |
| Midfeather | 232 | Aft bulkhead | 233 |
| Vertical slots | 2331 | Level trough | 2332 |
| Pin terminal | 24 | Holding parts | 241 |
| Insert most advanced and sophisticated | 2411 | Convex thorn | 2412 |
| Coupling recess portion | 2413 | Second line portion | 242 |
| Installation portion | 243 | First horizontal part | 2431 |
| Second horizontal part | 2432 | Sub-circuit board | 25 |
| Downside | 252 | Capacitor | 253 |
| Welding groove | 254 | Metal screen case | 3 |
| The first terminal holddown groove | 71 | Second terminal fixing grooves | 72 |
| 3rd terminal fixing grooves | 73 | 4th terminal fixing grooves | 74 |
| Five-terminals holddown groove | 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 kink | 84 |
| Second kink | 85 | Breach | 90 |
Following embodiment will further illustrate the present invention in conjunction with above-mentioned accompanying drawing.
[embodiment]
As shown in Figures 1 to 7, for a kind of RJ45 socket connector 100 according to the invention, it can be mounted on the external circuit board 200, for the network signal between relaying transport RJ45 connector connector (crystal head, not shown) and the external circuit board 200.RJ45 socket connector 100 of the present invention is for transmitting the express network signal of 40Gbps.
The metal screen case 3 that RJ45 socket connector 100 comprises insulating body 1, is installed on the terminal module 2 of insulating body 1 rear end and is coated on outside insulating body 1.
Insulating body 1 is roughly square, and comprises antetheca 11, rear wall 12, roof 13, diapire 14 and two side 15.Insulating body 1 be provided with for RJ45 connector connector (butt connector) insert along the longitudinal direction coordinate to socket 10.Described socket 10 to be recessed to form backward from antetheca 11, and to be made around by antetheca 11, rear wall 12, roof 13, diapire 14 and two side 15.The centre position, front end of roof 13 be provided with run through roof 13 downwards and with the support slot 131 through to socket 10, wherein support slot 131 is for being clasped with the buckle afterbody of RJ45 connector connector.Described rear wall 12 is provided with a transversely arranged row from the recessed forward jube groove 121 of rear wall 12 and the jube arm 122 between adjacent two jube grooves.Described jube groove 121 is communicated with in the longitudinal direction with to socket 10.Described insulating body 1 also comprises a pair guid arm 123 extended back respectively from its rear wall 12 lower left corner and the lower right corner, and described guiding walls 123 slips into installation for guide end submodule group 2, the setting party of guid arm 123 the installation of terminal module 2.
Terminal module 2 comprise for and RJ45 connector connector coordinate row's docking terminal 21, for being mounted to row's pin terminal 24 of the external circuit board 200, that the magnetic coil 22(be electrically connected between docking terminal 21 and pin terminal 24 connects enamelled wire is not shown) and for the insulating carrier 23 of fixing docking terminal 21 and pin terminal 24.Described terminal module 2 also comprises the sub-circuit board 25 being arranged on and being connected on the downside of insulating carrier 23 and with docking terminal 21, described sub-circuit board 25 is horizontally disposed with and is provided with near the upper side of insulating carrier 23 and the downside 252 that arrange contrary to upper side, and described downside 252 is provided with some capacitors 253 with docking terminal 21 and being electrically connected.Described sub-circuit board 25 is provided with some welding grooves 254 running through sub-circuit board 25 front end along the vertical direction, and described docking terminal 21 one end plugs and is connected to welding groove 254, and described docking terminal 21 other end passes jube groove 121 and extends in socket 10.
Some midfeathers 232 that insulating carrier 23 has front bulkhead 231, aft bulkhead 233 and is connected between front bulkhead 231 and aft bulkhead 233.Described front bulkhead 231, aft bulkhead 233 and some midfeathers 232 surround one to the host cavity 230 of under shed, and described docking terminal 21 is fixed on front bulkhead 231, and described pin terminal 24 is fixed on aft bulkhead 233, and described magnetic coil 22 is contained in host cavity 230.Described magnetic coil 22 is between docking terminal 21 and pin terminal 24.
As shown in Figure 6, one row's docking terminal 21 comprises transverse direction and is arranged in order and the first to the 8th docking terminal (number in the figure should be 211 to 218 mutually) being installed on sub-circuit board 25 front end, first, second docking terminal 211,212 described, three, the 6th docking terminal 213,216, four, the 5th docking terminal the 214,215, the 7th, the 8th docks terminal 217,218 and is respectively used to transmission a pair Difference signal pair.The some capacitors 253 be arranged on sub-circuit board 25 comprise be electrically connected at the first docking terminal 211 and the 3rd docking terminal 213 between capacitor, be electrically connected at the 3rd docking terminal 213 and the 5th docking terminal 215 between capacitor, be electrically connected at the 4th docking terminal 214 and the 6th docking terminal 216 between capacitor, be electrically connected at the 6th docking terminal 216 and the 8th docking terminal between 218 capacitor.By the testing electrical property under 40Gbps network signal transmission speed, increase the capacitance compensation of these capacitors 253, contrast the test result display do not increased, after increase, have better NEXT characteristic.
Described first to the 8th docking terminal 211-218 all from sub-circuit board 25 upwards extend backward before overhang, described first to the 8th docks terminal 211-218 has the first to the 8th installation portion (non-label) being arranged on sub-circuit board 25 respectively.Described 3rd, the 6th docking terminal the 213,216 or the 4th, the 5th docks terminal 214,215 installation portion and other installation portions and staggers and arrange (because inventive concept is similar, accompanying drawing is only illustrated and illustrated the 4th, the 5th and dock terminal 214,215 and to stagger setting in other terminals) along direction of insertion.Three, the 6th docking terminal the 213,216 or the 4th, the 5th docks the installation portion of at least one pair of of terminal 214,215 and other installation portions and staggers along direction of insertion and arrange, through the testing electrical property under 40Gbps network signal transmission speed, test result display is compared well to offer and is put, and interchannel crosstalk (crosstalk) reduces a lot.Described 3rd, the 6th docking terminal the 213,216 or the 4th, the 5th docks the installation portion of at least one pair of of terminal 214,215 and other installation portions and to stagger in an insertion direction at least 1.02mm, this distance that staggers is according to the requirement of 40Gbps network transmission signal, and test draws.Described 3rd, the 6th docking terminal the 213,216 or the 4th, the 5th docks the installation position of at least one pair of of terminal 214,215 in the rear side of other installation portions, and other can be made on rear side of being arranged on to dock terminal can be more forward.As shown in Figure 5, the first to the 8th terminal fixing grooves 71-78 to open front is provided with bottom the front bulkhead 231 of described insulating carrier 23, three, at least one pair of terminal fixing grooves of the 6th terminal fixing grooves the 73,76 or the 4th, Five-terminals holddown groove 74,75 extends rearward beyond other terminal fixing grooves (because inventive concept is similar, accompanying drawing is only illustrated and is illustrated the 4th, Five-terminals holddown groove 74,75 to stagger setting in other holddown grooves), to coordinate the setting of aforementioned docking terminal 21.Described first to the 8th docking terminal 211-218 is contained in the first to the 8th terminal fixing grooves 71-78 successively.
As shown in Figure 6, each extension 83 that docking terminal 21 comprises the first line portion 81 between insulating carrier 23 and sub-circuit board 25, the fixed part 82 upwards extended from the first line portion 81, self-retaining portion 82 upper horizontal extend forward, from the front end of extension 83 upwards and the first kink 84 that extends and from the end of the first kink 84 downwards and the second kink 85 extended that turns forward of turning forward.Described first line portion 81 extends beyond insulating carrier 23 downwards.Each fixed part 82 interference is retained in the corresponding holddown groove 71-78 in bottom of the front bulkhead 231 of insulating carrier 23.Described extension 83 and the first kink 84 are overhanging in socket 10, and described second kink 85 is for guiding the insertion of RJ45 connector connector.
As shown in figure 5 and figure 7, each pin terminal 24 has the holding parts 241 be fixed on insulating carrier 23 aft bulkhead 233, extends forward backward downward-extension exceed the second line portion 242 of insulating carrier 23 aft bulkhead 233 and extend rearward beyond the installation portion 243 of aft bulkhead 233 from holding parts 241 bottom holding parts 241.Described installation portion 243 extends back and exceeds aft bulkhead 233, described installation portion 243 for surface soldered (SMT) to the external circuit board 200.The bottom of described aft bulkhead 233 is provided with the terminal groove under shed, and described terminal groove comprises the level trough 2332 of the vertical slots 2331 and horizontal-extending vertically extended.Described holding parts 241 is arranged in vertical slots 2331, and described installation portion 243 is contained in level trough 2332 at least partly.Described level trough 2332 runs through the aft bulkhead 23 of insulating carrier 23 along the longitudinal direction, arranges the reason line operation being convenient to enamelled wire the end of a thread like this.Holding parts 241 is provided with the coupling recess portion 2413 being positioned at the outwardly convex thorn 2412 in middle part, being positioned at the insertion tip 2411 above convex thorn 2412 and being positioned at below convex thorn 2412.The width of convex thorn 2412 is greater than the width inserting most advanced and sophisticated 2411 and coupling recess portion 2413.Installation portion 243 comprises the first horizontal part 2431 near holding parts 241 and level extends back after the first horizontal part 2431 is tilted to downward-extension the second horizontal part 2432, and what installation portion 243 was convenient in setting like this is soldered to the external circuit board 200.
Described magnetic coil 22 comprises transformer coil and common mode inhibition device coil, the enamelled wire (not shown) that each coil comprises magnetic core 221 and is wrapped on magnetic core, described enamelled wire has the first end the end of a thread (not shown) being connected to docking terminal 21 and the second rear line head (not shown) being connected to pin terminal 24, and described first end the end of a thread and the second rear line head are two free terminals of enamelled wire.Described first end the end of a thread is wound in the first line portion 81 of docking terminal 21, and described second rear line head is wound in the second line portion 242 of pin terminal 24.By docking the vibrational power flow of terminal 21, make docking terminal 21 and RJ45 connector connector contact point the shortest with the electrical distance of the first line portion 81 link position docking terminal 21 to first end the end of a thread of enamelled wire.By the vibrational power flow of pin terminal 24, make the second line portion 242 of pin terminal 24 and the tie point of enamelled wire second rear line head the shortest to the electrical distance of the tie point of pin terminal 24 and the external circuit board 200.By arranging while docking terminal 21 and pin terminal 24 structure, make to dock terminal 21 and RJ45 connector connector contact point the shortest to the electrical distance of the tie point of pin terminal and the external circuit board 200.
The link position in the end of a thread of first end shown in figure and the first line portion 81 and the second rear line head and the link position in the second line portion 242 be not in same level, but the link position in described first end the end of a thread and the first line portion 81 and the second rear line head and the link position in the second line portion 242 can be arranged in same level, can reduce further like this on docking terminal 21 with the contact point of the RJ45 connector connector electrical length to pin terminal 24 installation portion 243, the network signal being more conducive to 40Gbps transmits.Described second line portion 242 be provided be convenient to second rear line head be wound around breach 90, breach 90 the winding facilitating enamelled wire the end of a thread is set.
The present invention is not limited to above-mentioned concrete execution mode, and those of ordinary skill in the art is from above-mentioned design, and without performing creative labour, done all conversion, all drop in protection scope of the present invention.
Claims (10)
1. a RJ45 socket connector, it terminal module comprising insulating body and be installed on insulating body, described insulating body be provided with for butt connector insert along the longitudinal direction cooperation to socket, described terminal module comprises sub-circuit board and transverse direction is arranged in order and is installed on the first to the 8th docking terminal of sub-circuit board front end, described first, second docking terminal, 3rd, 6th docking terminal, 4th, 5th docking terminal, 7th, 8th docking terminal is respectively used to transmission a pair Difference signal pair, it is characterized in that: described first to the 8th docking terminal all from sub-circuit board upwards extend backward before overhanging, described first to the 8th docking terminal has the first to the 8th installation portion being arranged on sub-circuit board respectively, 3rd, 6th docking terminal or the 4th, the installation portion of at least one pair of of the 5th docking terminal and other installation portions stagger along direction of insertion and arrange.
2. RJ45 socket connector as claimed in claim 1, is characterized in that: the installation portion of at least one pair of of described 3rd, the 6th docking terminal or the 4th, the 5th docking terminal and other installation portions stagger at least 1.02mm in an insertion direction.
3. RJ45 socket connector as claimed in claim 1, is characterized in that: the installation position of at least one pair of of described 3rd, the 6th docking terminal or the 4th, the 5th docking terminal is in the rear side of other installation portions.
4. RJ45 socket connector as claimed in claim 1, is characterized in that: the extension that each butt end attached bag draws together the first line portion upwards extended from sub-circuit board, the fixed part upwards extended from the first line portion, top, self-retaining portion extend forward, from the front end of extension upwards and the first kink that extends and from the end of the first kink downwards and the second kink extended that turns forward of turning forward.
5. RJ45 socket connector as claimed in claim 1, it is characterized in that: described terminal module comprises the insulating carrier for fixing docking terminal, the front bottom end of described insulating carrier is provided with the first to the 8th terminal fixing grooves to open front, three, the 6th terminal fixing grooves or the 4th, at least one pair of terminal fixing grooves of Five-terminals holddown groove extends rearward beyond other terminal fixing grooves, the described first to the 8th docking terminal is contained in the first to the 8th terminal fixing grooves successively.
6. RJ45 socket connector as claimed in claim 1, is characterized in that: described sub-circuit board level is arranged on the downside of insulating carrier.
7. RJ45 socket connector as claimed in claim 4, it is characterized in that: described terminal module also comprises magnetic coil and some pin terminals, described insulating carrier has front bulkhead, aft bulkhead and is connected to the some midfeathers between front bulkhead and aft bulkhead, described front bulkhead, aft bulkhead and some midfeathers surround one to the host cavity of under shed, described docking terminal is fixed on front bulkhead, described pin terminal is fixed on aft bulkhead, and described magnetic coil is contained in host cavity.
8. RJ45 socket connector as claimed in claim 7, it is characterized in that: each pin terminal comprises the holding parts being installed on insulating carrier, the second line portion extending downward beyond insulating carrier from holding parts, the installation portion that extends back from the second line portion level, described installation portion is used for surface soldered to the external circuit board.
9. RJ45 socket connector as claimed in claim 8, it is characterized in that: the second rear line head that described magnetic coil comprises first end the end of a thread and is oppositely arranged with first end the end of a thread, described first end the end of a thread is connected with the first line portion, and described second rear line head is connected with the second line portion.
10. RJ45 socket connector as claimed in claim 9, is characterized in that: the position that the position that described first end the end of a thread is connected with the first line portion is connected with the second rear line head and the second line portion is in same level.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410412447.XA CN105356162A (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 |
|---|---|---|---|
| CN201410412447.XA CN105356162A (en) | 2014-08-21 | 2014-08-21 | RJ45 socket connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105356162A true CN105356162A (en) | 2016-02-24 |
Family
ID=55332073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410412447.XA Pending CN105356162A (en) | 2014-08-21 | 2014-08-21 | RJ45 socket connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105356162A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113131298A (en) * | 2021-04-21 | 2021-07-16 | 立臻科技(昆山)有限公司 | Connector and connector assembly |
| CN114050432A (en) * | 2021-11-23 | 2022-02-15 | 上海天诚通信技术股份有限公司 | Network connection socket module |
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| CN201230009Y (en) * | 2008-05-10 | 2009-04-29 | 富士康(昆山)电脑接插件有限公司 | Electric connector |
| CN101855794A (en) * | 2007-09-12 | 2010-10-06 | 北卡罗来纳科姆斯科普公司 | Board edge termination back-end connection assemblies and communications connectors including such assemblies |
| CN102882039A (en) * | 2011-07-14 | 2013-01-16 | 富士康(昆山)电脑接插件有限公司 | Electric connector |
| CN103825128A (en) * | 2014-03-21 | 2014-05-28 | 时建华 | Network cable connector |
| CN103915731A (en) * | 2013-01-09 | 2014-07-09 | 富士康(昆山)电脑接插件有限公司 | Electric connector |
-
2014
- 2014-08-21 CN CN201410412447.XA patent/CN105356162A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101855794A (en) * | 2007-09-12 | 2010-10-06 | 北卡罗来纳科姆斯科普公司 | Board edge termination back-end connection assemblies and communications connectors including such assemblies |
| CN201230009Y (en) * | 2008-05-10 | 2009-04-29 | 富士康(昆山)电脑接插件有限公司 | Electric connector |
| CN102882039A (en) * | 2011-07-14 | 2013-01-16 | 富士康(昆山)电脑接插件有限公司 | Electric connector |
| CN103915731A (en) * | 2013-01-09 | 2014-07-09 | 富士康(昆山)电脑接插件有限公司 | Electric connector |
| CN103825128A (en) * | 2014-03-21 | 2014-05-28 | 时建华 | Network cable connector |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113131298A (en) * | 2021-04-21 | 2021-07-16 | 立臻科技(昆山)有限公司 | Connector and connector assembly |
| CN113131298B (en) * | 2021-04-21 | 2023-02-28 | 立臻科技(昆山)有限公司 | Connector and connector assembly |
| CN114050432A (en) * | 2021-11-23 | 2022-02-15 | 上海天诚通信技术股份有限公司 | Network connection socket module |
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| C06 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20160224 |