CN203339423U - Socket electric connector restraining signal interference - Google Patents
Socket electric connector restraining signal interference Download PDFInfo
- Publication number
- CN203339423U CN203339423U CN2013202693706U CN201320269370U CN203339423U CN 203339423 U CN203339423 U CN 203339423U CN 2013202693706 U CN2013202693706 U CN 2013202693706U CN 201320269370 U CN201320269370 U CN 201320269370U CN 203339423 U CN203339423 U CN 203339423U
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- barricade
- electric connector
- socket
- plural
- signal
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Abstract
Provided is a socket electric connector restraining signal interference comprising a plurality of insulating plate bodies, a plurality of terminal groups, a plurality of shield plates and a housing. The plurality of insulating plate bodies are arranged in a side-by-side manner. The plurality of terminal groups are respectively disposed in the plurality of insulating plate bodies. The plurality of shield plates are respectively disposed on a side of the plurality of insulating plate bodies, and a plurality of current path blocking holes are disposed through each shield plate. Each current path blocking hole is maintained in hollow state and is not used for other objects to pass through. The housing is covered outside all of the insulating plate bodies to combine the insulating plate bodies. The shield plates can effectively reduce crosstalk disturbance problems of the socket electric connector and improve signal transmission efficiency and stability.
Description
Technical field
The present invention relates to a kind of connector, relate in particular to a kind of electric connector for socket that signal disturbs that suppresses, it can effectively suppress the cross-talk (Crosstalk) between signal terminal.
Background technology
Large-scale computer server, such as cutter point server (Blade server), rack-mount server (Rack Mount Server) etc., be provided with in a large number electric connector at a high speed on its inner circuit board, these electric connectors have the plural terminals of dense arrangement usually so that can a large amount of signals of fast transport.Yet, often produce the problem of cross-talk between the signal terminal of electric connector, and cross-talk is particularly evident under the situation of signal terminal transmitting high-frequency signals, causes the decrease in efficiency of signal transmission, even cause signal transmission to interrupt.
Please refer to Figure 12, for fear of above-mentioned cross-talk, someone develops a kind of electric connector of improvement, this electric connector includes the insulation board 90 that plural number is arranged side by side, be respectively arranged with plural terminals 91 on each insulation board 90, place respectively a metallic shield sheet 92 between two adjacent insulation boards 90, make metallic shield sheet 92 and insulation board 90 spaces arrange, to make each metallic shield sheet 92 between two groups of terminals 91.Seeing through above-mentioned configuration can block the signal of 91 of two groups of terminals of each metallic shield sheet 92 both sides and disturb.Yet, because 92 of metallic shield sheets are complete and have a lamellar body of certain-length and width as one, easily provide the path of certain-length to flee for electric charge, cause antenna effect, causing producing other signal disturbs, for example, the diagonally opposing corner path P 0 of metallic shield sheet 92 is the longest length, can cause easily antenna effect.
If the measure in path can be taked to block on above-mentioned metallic shield sheet 92, can effectively shorten the path of causing antenna effect, yet the people does not make any measure of blocking path at metallic shield sheet 92 at present.Although following prior art is made improvement on the shielding sheet of electric connector or similar assembly, only these improvement are all non-for blocking path, so that do not reach the purpose that prevents the signal interference.
Please refer to the U.S. the 7th, 347, No. 740 Patent Cases, it discloses a kind of lead frame assembly of electric connector, wherein on each terminal, be formed with as the fixing fixing hole of use, and dielectric material is with the local of injection molding method clad terminal and be filled among aforementioned fixing hole, only this case is not had a structure of barricade, and the terminal fixing hole is only as the auxiliary purposes that dielectric material is fixed on to the lead frame assembly, not as the purposes that prevents cross-talk.
Please refer to the U.S. the 7th, 074, No. 086 Patent Case, it mentions the U.S. the 6th that same applicant has in execution mode, 409, No. 543 Patent Cases disclose a shielding sheet in this case, on this shielding sheet, run through the formation plurality of through holes, only this plurality of through holes is mainly in assembling process, for an instrument, pass, with the fixed strip between open terminal, but not as the purposes that prevents cross-talk.
The U.S. the 8th, 182, No. 289 Patent Case discloses a kind of electric connector, and it diminishes to insert on sheet (Lossy Insert) to run through and forms plurality of through holes in order to mutually assemble with the fixed leg on the fixed mount of terminal, and the non-conduct of this plurality of through holes prevents the purposes of cross-talk.
In brief, there is no at present the people shielding sheet of electric connector is made and effectively blocked path measures, the problem that signal disturbs still exists.
Summary of the invention
The shortcoming that the inventor easily causes antenna effect because current electric connector is not all taked to block the measure in path on the shielding sheet, improve its not enough and disappearance, and then invent out a kind of electric connector for socket that suppresses the signal interference.
Main purpose of the present invention is that a kind of electric connector for socket that signal disturbs that suppresses is provided, and its cross-talk that can effectively suppress between signal terminal (claims again to crosstalk, Crosstalk).
For reaching above-mentioned purpose, be that the electric connector for socket that makes aforementioned inhibition signal disturb includes:
The plural number insulating board body, be with mutually side by side mode arrange;
The plural terminals group, be to be separately positioned in this plural number insulating board body, and each terminal group includes plural signal terminal and plural earth terminal;
The plural number barricade, system is separately positioned on a side of this plural number insulating board body, run through on each barricade and be formed with blocking-up hole, power plural current path, each current path blocking-up hole keeps empty state but not passes for other object, and each barricade is connected with the earth terminal in corresponding terminal group; And
One shell is to be covered in outside all insulating board bodies with the combined insulation plate body.
By above-mentioned technological means, because each insulating board body one side is provided with a barricade, make terminal group and barricade present interconnected, therefore the cross-talk degree between adjacent terminal group greatly reduces, in addition, there is plural number resistance current path blocking-up hole on each barricade, can effectively reduce the antenna effect of barricade, make barricade further significantly suppress to crosstalk, promote by this signal transmission efficiency and the stability of signal terminal.
Be formed with plural the first coupling unit on aforementioned each insulating board body; Be formed with at least one the second coupling unit combined with corresponding first coupling unit of corresponding insulating board body on each barricade.
Aforementioned each first coupling unit is groove or projection; Projection or groove that each second coupling unit is corresponding the first coupling unit.
Be formed with one first coupling assembling on aforementioned each barricade; Be formed with the second coupling assembling be connected with the first coupling assembling on the earth terminal be connected with corresponding barricade in each terminal group; Respectively on this insulating body, be formed with plural holes to connect the second assembly for the first coupling assembling through corresponding holes respectively.
Aforementioned each first coupling assembling is a cramp; Each second coupling assembling is a button hole be interlocked with corresponding cramp.
The rear end of aforementioned all insulating board bodies is incorporated into a rear assembling and covers.
Aforementioned each signal terminal or earth terminal subsystem comprise a canned paragraph, an assembling section and an electrical contact section, and this canned paragraph system is embedded in corresponding insulating board body, this assembling section be the self-retaining section to downward-extension, this electrical contact section is the projection forward of self-retaining section; The plural interface of formation is run through to supply respectively the electrical contact section of signal terminal or earth terminal to be arranged in corresponding interface in this shell front end system.
Aforementioned each barricade is with the metal manufacture.
The spacing in aforementioned wantonly two adjacent current path blocking-up holes is below 0.9mm,
aforementionedspacing between the edge in wantonly two adjacent current path blocking-up holes is below 0.8mm.
Spacing between the edge in respectively this current path blocking-up hole of the periphery of aforementioned close respectively this barricade and the periphery of this barricade is below 1mm.
The accompanying drawing explanation
Fig. 1 is stereo appearance figure of the present invention.
Fig. 2 is another stereo appearance figure of the present invention.
Fig. 3 is the stereo appearance figure that the present invention omits shell.
Fig. 4 is the three-dimensional most of solution figure of the present invention.
Fig. 5 is another three-dimensional most of solution figure of the present invention.
Fig. 6 is the three-dimensional exploded view of insulating board body of the present invention, terminal group and barricade.
Fig. 7 is the stereo appearance figure of terminal group of the present invention and barricade.
Fig. 8 is the stereo appearance figure of barricade of the present invention.
Fig. 9 is the end view of barricade of the present invention.
Figure 10 is front view of the present invention.
Figure 11 is the shielding sheet group of another embodiment of the present invention and the stereo appearance figure of terminal, and wherein respectively this shielding sheet is not connected with arbitrary terminal.
Figure 12 is the stereo appearance figure of traditional electrical connector.
Embodiment
Please refer to Fig. 1 to Fig. 3, the electric connector for socket that the present invention suppresses the signal interference can be fixed on a circuit board by welding manner, and includes: plural insulating board body 10, plural terminals group, plural barricade 30, a shell 40 and a rear assembling lid 50.
Please with further reference to Fig. 4 to Fig. 6, this plural number insulating board body 10 be with mutually side by side mode arrange.Be formed with plural the first coupling unit 12,13 on each insulating board body 10.
This plural terminals group system is separately positioned in this plural number insulating board body 10, and each terminal group includes plural signal terminal 20s and plural earth terminal 20g.In addition, each signal terminal 20s or earth terminal 20g system comprise a canned paragraph 21, assembling section 22 and one an electrical contact section 23.This canned paragraph 21 is to be embedded in corresponding insulating board body 10.This assembling section 22 be self-retaining section 21 to downward-extension, and be fixed on a circuit board for welding section or crimping punching press.This electrical contact section 23 is self-retaining section 21 projection forward, can be forked.
Please with further reference to Fig. 7, arrive Fig. 9, this plural number barricade 30 is a side that is separately positioned on this plural number insulating board body 10, and as the purposes that prevents cross-talk, run through on each barricade 30 and be formed with blocking-up hole, power plural current path 300, each current path blocking-up hole 300 keeps empty state but not passes for other object, and each barricade 30 is connected with the earth terminal 20g in corresponding terminal group.
According to antenna effect, as the exposing metal block as barricade 30 easily has the characteristic of antenna, can collect electric charge and make its potential rise, and cause electric current, and electric current is easily fled along the path that has abundant length on metal blocks, cause high frequency or low-frequency signal to disturb, and on metal blocks with along cornerwise path for the longest.Therefore, run through on each barricade 30 and form current path blocking-up hole 300, cornerwise length is shortened the gap length between blocking-up hole, adjacent current path 300, can reduce by this and even block current path, can effectively shorten by this antenna effect of each barricade 30.Spacing P1 between wantonly two adjacent current path blocking-up 300 edges, hole is generally speaking below 0.9mm as shown in Figure 9, diagonally opposing corner length much smaller than barricade 30, in addition, spacing P2 between respectively this current path blocking-up 300 edge, hole of the periphery of close respectively this barricade 30 and the periphery of this barricade is below 1mm, can effectively reduce antenna effect by this.
In addition, be formed with the second coupling unit 32,33 that corresponding first coupling unit 12,13 of at least one and corresponding insulating board body 10 combines on each barricade 30.
This shell 40 is to be covered in outside all insulating board bodies 10 with combined insulation plate body 10.In addition, these shell 40 front ends 41 are to run through to form plural interface 410 to supply respectively the electrical contact section 23 of signal terminal 20s or earth terminal 20g to be arranged in corresponding interface 410.
After being somebody's turn to do, assembling is covered 50 and is incorporated into the rear end of all insulating board bodies 10 in order to guarantee that insulating board body 10 can accurately combine side by side.
Among this case preferred embodiment, each first coupling unit 12,13 is groove or projection; Projection or groove that each second coupling unit 32,33 is corresponding the first coupling unit 12,13.
Among this case preferred embodiment, be formed with one first coupling assembling 35 on each barricade 30, this first coupling assembling 35 can be a cramp; Be formed with the second coupling assembling 25 be connected with the first coupling assembling 35 on the earth terminal 20g be connected with corresponding barricade 30 in each terminal group, this second coupling assembling 25 can be a button hole be interlocked with corresponding cramp.In addition, respectively on this insulating body 10, be formed with plural holes 15 to connect the second assembly 25 for the first coupling assembling 35 through corresponding holes 15 respectively.
Please with further reference to Figure 10, the inventor is tested for the signal of signal terminal 20s, from interface 410 directions, watch, it is that A is to I row and the 1st to 6 rows that terminal 20 is compiled, for each in twos adjacent terminal 20 carry out the cross-talk test, for example coordinate (A, 3) is tested with the two signal terminal 20s of (B, 3) (being abbreviated as AB3 below coordinate).Do not adopt barricade 30 and adopt barricade 30 test deck watch as follows:
Above-mentioned deck watch is known, most of signal terminal 20s after coordinating barricade 30, the cross-talk degree all has decline, and then the signal transmission efficiency that can promote signal terminal 20s is with stable.
Please with further reference to Figure 11, among another embodiment of the present invention, respectively this shielding sheet 30a is not connected with arbitrary signal terminal 20s or earth terminal 20g', therefore respectively this shielding sheet 30a does not have the first coupling assembling, and respectively this signal terminal 20s or earth terminal 20g' do not have the second coupling assembling.Yet respectively this shielding sheet 30a still has the second coupling unit 32,33 with the first coupling unit 12,13 in conjunction with insulating board body 10.
By above-mentioned technological means, the present invention has following advantages:
1. because each insulating board body 10 1 sides are provided with a barricade 30, make terminal group and barricade 30 present interconnected, therefore the cross-talk degree between adjacent terminal group greatly reduces.
2. each barricade 30 has the power plural current path and blocks hole 300, can reduce the antenna effect of even getting rid of barricade 30, can make barricade 30 further significantly suppress to crosstalk, and promotes by this signal transmission efficiency and the stability of signal terminal 20s.
3. the first coupling assembling 35 of barricade 30 is connected with the second coupling assembling 25 of earth terminal 20g and makes the saturating extension as earth terminal 20g of barricade 30 energy, enlarge ground connection effectiveness, static and the noise that may cause crosstalking are derived outside electric connector, and then improve efficiency and the stability of signal transmission.
symbol description
10 insulating board body 12,13 first coupling units
15 holes
20s signal terminal 20g, 20g' earth terminal
21 canned paragraphs
22 assembling section 23 electrical contact sections
25 second coupling assemblings
30 barricade 300 current path blocking-up holes
32,33 second coupling unit 35 first coupling assemblings
40 shell 41 front ends
410 interfaces
50 rear assembling lids
P
0path P
1, P
2spacing.
Claims (10)
1. one kind is suppressed the electric connector for socket that signal disturbs, and it includes:
The plural number insulating board body, be with mutually side by side mode arrange;
The plural terminals group, be to be separately positioned in this plural number insulating board body, and each terminal group includes plural signal terminal and plural earth terminal;
The plural number barricade, be a side that is separately positioned on this plural number insulating board body, runs through on each barricade and be formed with blocking-up hole, power plural current path, and each current path blocking-up hole keeps empty state but not passes for other object; And
One shell is to be covered in outside all insulating board bodies with the combined insulation plate body.
2. suppress as claimed in claim 1 the electric connector for socket that signal disturbs, it is characterized in that: be formed with plural the first coupling unit on each insulating board body; Be formed with at least one the second coupling unit combined with corresponding first coupling unit of corresponding insulating board body on each barricade.
3. suppress as claimed in claim 2 the electric connector for socket that signal disturbs, it is characterized in that: each first coupling unit is groove or projection; Projection or groove that each second coupling unit is corresponding the first coupling unit.
4. suppress as claimed in claim 3 the electric connector for socket that signal disturbs, it is characterized in that: be formed with one first coupling assembling on each barricade; Be formed with the second coupling assembling be connected with the first coupling assembling on the earth terminal be connected with corresponding barricade in each terminal group, so that each barricade is connected with the earth terminal in corresponding terminal group; Respectively on this insulating body, be formed with plural holes to connect the second assembly for the first coupling assembling through corresponding holes respectively.
5. suppress as claimed in claim 4 the electric connector for socket that signal disturbs, it is characterized in that: each first coupling assembling is a cramp; Each second coupling assembling is a button hole be interlocked with corresponding cramp.
6. suppress as claimed in claim 5 the electric connector for socket that signal disturbs, it is characterized in that: the rear end of all insulating board bodies is incorporated into a rear assembling and covers.
7. suppress as claimed in claim 6 the electric connector for socket that signal disturbs, it is characterized in that: each signal terminal or earth terminal subsystem comprise a canned paragraph, assembling section and an electrical contact section, this canned paragraph system is embedded in corresponding insulating board body, this assembling section be the self-retaining section to downward-extension, this electrical contact section is the projection forward of self-retaining section; The plural interface of formation is run through to supply respectively the electrical contact section of signal terminal or earth terminal to be arranged in corresponding interface in this shell front end system.
8. suppress as claimed in claim 7 the electric connector for socket that signal disturbs, it is characterized in that: each barricade is with the metal manufacture.
9. the electric connector for socket disturbed as inhibition signal as described in any one in claim 1 to 7 is characterized in that: the spacing that wantonly two adjacent current paths are blocked between the edge in holes is below 0.8mm.
10. the electric connector for socket disturbed as inhibition signal as described in any one in claim 1 to 7 is characterized in that: near the spacing between the periphery of the edge in respectively this current path blocking-up hole of the periphery of this barricade respectively and this barricade, be below 1mm.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202693706U CN203339423U (en) | 2013-05-17 | 2013-05-17 | Socket electric connector restraining signal interference |
| TW102218893U TWM475058U (en) | 2013-05-17 | 2013-10-09 | Socket electrical connector featuring signal Interference suppression |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202693706U CN203339423U (en) | 2013-05-17 | 2013-05-17 | Socket electric connector restraining signal interference |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203339423U true CN203339423U (en) | 2013-12-11 |
Family
ID=49708082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013202693706U Expired - Lifetime CN203339423U (en) | 2013-05-17 | 2013-05-17 | Socket electric connector restraining signal interference |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN203339423U (en) |
| TW (1) | TWM475058U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103280670A (en) * | 2013-05-17 | 2013-09-04 | 连展科技电子（昆山）有限公司 | Socket electric connector for inhibiting signal interference |
| JP2019505078A (en) * | 2016-07-29 | 2019-02-21 | 中航光電科技股▲ふん▼有限公司Ａｖｉｃ Ｊｏｎｈｏｎ Ｏｐｔｒｏｎｉｃ Ｔｅｃｈｎｏｌｏｇｙ Ｃｏ．， Ｌｔｄ | High-speed electrical connector, signal module thereof, and signal module molding method |
| CN110752486A (en) * | 2019-11-14 | 2020-02-04 | 台湾立讯精密有限公司 | Connector with a locking member |
| TWI739448B (en) * | 2019-11-14 | 2021-09-11 | 宣德科技股份有限公司 | Connector |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI705621B (en) * | 2019-03-15 | 2020-09-21 | 大陸商慶虹電子（蘇州）有限公司 | Female connector and transmission wafer |
-
2013
- 2013-05-17 CN CN2013202693706U patent/CN203339423U/en not_active Expired - Lifetime
- 2013-10-09 TW TW102218893U patent/TWM475058U/en not_active IP Right Cessation
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103280670A (en) * | 2013-05-17 | 2013-09-04 | 连展科技电子（昆山）有限公司 | Socket electric connector for inhibiting signal interference |
| JP2019505078A (en) * | 2016-07-29 | 2019-02-21 | 中航光電科技股▲ふん▼有限公司Ａｖｉｃ Ｊｏｎｈｏｎ Ｏｐｔｒｏｎｉｃ Ｔｅｃｈｎｏｌｏｇｙ Ｃｏ．， Ｌｔｄ | High-speed electrical connector, signal module thereof, and signal module molding method |
| US10790620B2 (en) | 2016-07-29 | 2020-09-29 | Avic Jonhon Optronic Technology Co., Ltd | High-speed electrical connector, signal module thereof and method for forming signal module |
| CN110752486A (en) * | 2019-11-14 | 2020-02-04 | 台湾立讯精密有限公司 | Connector with a locking member |
| TWI739448B (en) * | 2019-11-14 | 2021-09-11 | 宣德科技股份有限公司 | Connector |
| US11316307B2 (en) | 2019-11-14 | 2022-04-26 | Dongguan Luxshare Technologies Co., Ltd | Connector |
| US11641081B2 (en) | 2019-11-14 | 2023-05-02 | Dongguan Luxshare Technologies Co., Ltd | Connector with improved shielding effect |
Also Published As
| Publication number | Publication date |
|---|---|
| TWM475058U (en) | 2014-03-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131211 |