CN203950961U - A kind of USB male seat connector - Google Patents
A kind of USB male seat connector Download PDFInfo
- Publication number
- CN203950961U CN203950961U CN201420314180.6U CN201420314180U CN203950961U CN 203950961 U CN203950961 U CN 203950961U CN 201420314180 U CN201420314180 U CN 201420314180U CN 203950961 U CN203950961 U CN 203950961U
- Authority
- CN
- China
- Prior art keywords
- data terminal
- groove
- width
- data
- terminal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
A kind of USB male seat connector, relate to technical field of electric connectors, it comprises five USB3.0 signal terminals, five USB3.0 signal terminals comprise contact site and weld part respectively, space D 2 between space D 1, the 3rd data terminal and the 4th data terminal between the first data terminal and second data terminal of prior art is 0.38mm, and the width W 1 of the contact site of five USB3.0 signal terminals of prior art is all identical with the width W 2 of weld part, the utility model is by being all reduced to space D 1 and space D 2 and being more than or equal to 0.19mm and being less than 0.38mm; Establish W2 simultaneously and be greater than W1, width by the weld part of data terminal increases, just can make the characteristic impedance of data terminal more approach central value 90 Ω of specification, the characteristic impedance of data terminal is mated with signal impedance, reflection coefficient is little, improve EMI shield effectiveness, finally reach the object that reduces EMI noise.
Description
Technical field
The utility model relates to technical field of electric connectors, particularly relates to a kind of USB male seat connector.
Background technology
USB3.0 connector has been widely used on the consumption electronic products such as personal computer, notebook computer, mobile phone, LCD TV, printer, photocopier.
The USB3.0 connector of prior art, often there is the problem that reflection coefficient is too large, reflection coefficient is larger, the noise that signal produces is larger in the reflection of port, and this noise is called EMI noise (EMI noise refer to EMI width penetrate an index of test), and EMI noise is larger, signal transmits easy distortion, therefore, be by EMI noise control in rational scope, the just essential EMI shield effectiveness that improves.
In prior art, the characteristic impedance of data terminal is always higher with respect to the value of regulation and stipulation, cause the characteristic impedance of data terminal not mated with signal impedance, and impedance mismatch between wire rod, wire rod fixed area (being mainly winding displacement plug) and connector three and the reflection coefficient that causes is large, further cause EMI conducted interference large, further cause again EMI shield effectiveness poor, finally cause EMI noise too large; Therefore, need in original design basis, reduce the characteristic impedance of data terminal.
Summary of the invention
The purpose of this utility model is to avoid weak point of the prior art and a kind of USB male seat connector is provided, the characteristic impedance of the holding wire of this USB male seat connector approaches central value 90 Ω of specification, the characteristic impedance of holding wire is mated with port Impedance, and EMI noise is little.
The purpose of this utility model is achieved through the following technical solutions:
A kind of USB male seat connector is provided, comprise five USB3.0 signal terminals, five USB3.0 signal terminals are followed successively by the first data terminal, the second data terminal, ground wire terminal, the 3rd data terminal and the 4th data terminal, described five USB3.0 signal terminals comprise contact site and weld part respectively, described contact site is connected by connecting portion with described weld part, it is characterized in that: the spacing between described the first data terminal and described the second data terminal is for being more than or equal to 0.19mm and being less than 0.38mm, spacing between described the 3rd data terminal and described the 4th data terminal is for being more than or equal to 0.19mm and being less than 0.38mm,
The width of the weld part of described the first data terminal, the second data terminal, the 3rd data terminal and the 4th data terminal is 0.48 to 0.52mm, and the width of the contact site of described the first data terminal, the second data terminal, the 3rd data terminal and the 4th data terminal is 0.40 to 0.44mm.
Wherein, the spacing between described the first data terminal and described the second data terminal is 0.235 to 0.245mm, and the spacing between described the 3rd data terminal and described the 4th data terminal is 0.235 to 0.245mm.
Wherein, also comprise winding displacement plug, described winding displacement plug is provided with the first groove for placing the first data wire, for placing the second groove of the second data wire, for placing the ground wire casing of ground wire, for placing the three-flute of the 3rd data wire and for placing the 4th groove of the 4th data wire, between described the first groove and described the second groove, be provided with the first spaced walls, between described three-flute and described the 4th groove, be provided with the second spaced walls, the wall thickness of described the first spaced walls and described the second spaced walls is 0.22 to 0.26mm, described the first groove, the second groove, the groove width of three-flute and the 4th groove is 0.40 to 0.44mm.
Wherein, the wall thickness of described the first spaced walls and described the second spaced walls is 0.24mm.
Wherein, the groove width of described the first groove, the second groove, three-flute and the 4th groove is 0.42mm.
Wherein, the width of the contact site of described the first data terminal, the second data terminal, the 3rd data terminal and the 4th data terminal is 0.40 to 0.44mm.
Wherein, the width of the connecting portion of described the first data terminal, the second data terminal, the 3rd data terminal and the 4th data terminal is 0.42mm.
Wherein, the width of the weld part of described ground wire terminal is 0.68 to 0.72mm.
Wherein, the width of the weld part of described ground wire terminal is 0.70mm.
Wherein, the weld part of described five USB3.0 signal terminals is equipped with wire rod standing groove.
The beneficial effects of the utility model: the utility model comprises five USB3.0 signal terminals, five USB3.0 signal terminals are followed successively by the first data terminal, the second data terminal, ground wire terminal, the 3rd data terminal and the 4th data terminal, described five USB3.0 signal terminals comprise contact site and weld part respectively, described contact site is connected by connecting portion with described weld part, space D 1 between the first data terminal of prior art and described the second data terminal, space D 2 between the 3rd data terminal and described the 4th data terminal is 0.38mm, and the width W 1 of the contact site of five USB3.0 signal terminals of prior art, the width of connecting portion and the width W of weld part 2 are all identical, the utility model is by being reduced to described space D 1 to be more than or equal to 0.19mm and to be less than 0.38mm by original 0.38mm, described space D 2 is also reduced to and is more than or equal to 0.19mm and is less than 0.38mm by original 0.38mm, be set to W2 by original W1=W2 again and be greater than W1, increase the width of the weld part of data terminal, concrete, the width W of the weld part of four data terminal 1 is all made as to 0.48 to 0.52mm, the width W of the contact site of four data terminal 2 is all made as to 0.40 to 0.44mm, like this, can make the characteristic impedance of data terminal more approach central value 90 Ω of specification, the characteristic impedance of data terminal is mated with signal impedance, reflection coefficient is little, further reduce EMI conducted interference, further improve again EMI shield effectiveness, finally reach the object that reduces EMI noise.
Brief description of the drawings
Utilize accompanying drawing to be described further utility model, but the embodiment in accompanying drawing does not form any restriction of the present utility model, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to the following drawings other accompanying drawing.
Fig. 1 is the overall structure schematic diagram of a kind of USB male seat connector of the present utility model.
Fig. 2 is the decomposition texture schematic diagram of a kind of USB male seat connector of the present utility model.
Fig. 3 is the enlarged diagram at A place in Fig. 2.
Fig. 4 is five USB3.0 signal terminals of a kind of USB male seat connector of the present utility model and the structural representation of five USB2.0 signal terminals.
Fig. 5 is the structural representation of the winding displacement plug of a kind of USB male seat connector of the present utility model.
In figure, include:
1---the first data terminal;
2---the second data terminal;
3---ground wire terminal;
4---the 3rd data terminal;
5---the 4th data terminal;
6---the first data wire;
7---the second data wire;
8---ground wire;
9---the 3rd data wire;
10---the 4th data wire;
11---winding displacement plug, 111---the first groove, 112---the second groove, 113---ground wire casing, 114---three-flute, 115---the 4th groove, 116---first spaced walls, 117---the second spaced walls;
12---wire rod standing groove;
Spacing between D1---the first data terminal and the second data terminal;
Spacing between D2---the 3rd data terminal and the 4th data terminal;
W1---the width of the contact site of five USB3.0 signal terminals;
W2---the width of the weld part of four USB3.0 data terminal;
H1---wall thickness;
W3---groove width;
The width of the weld part of W4---ground wire terminal;
D3---the spacing of the second data terminal and ground wire terminal;
D4---the spacing of the 3rd data terminal and ground wire terminal.
Embodiment
With the following Examples the utility model is further described.
A kind of USB male seat connector of the present embodiment as shown in Figure 1 to Figure 3, wherein, Fig. 4 is included five USB3.0 signal terminals and five USB2.0 signal terminals of the present embodiment, five USB3.0 signal terminals are followed successively by the first data terminal 1, the second data terminal 2, ground wire terminal 3, the 3rd data terminal 4 and the 4th data terminal 5, described five USB3.0 signal terminals comprise contact site and weld part respectively, described contact site is connected by connecting portion with described weld part, space D 1 between the first data terminal 1 of prior art and described the second data terminal 2, space D 2 between the 3rd data terminal 4 and described the 4th data terminal 5 is 0.38mm, and the width W 1 of the contact site of five USB3.0 signal terminals of prior art, the width of connecting portion and the width W of weld part 2 are all identical.
In the present embodiment, be 0.05mm by described space D 1 is reduced to 0.24mm(tolerance by original 0.38mm), it is 0.05mm that described space D 2 is also reduced to 0.24mm(tolerance by original 0.38mm); Be set to W2 by original W1=W2 again and be greater than W1, increase the width of the weld part of data terminal, concrete, the width W of the weld part of four data terminal 1 is all made as to 0.50mm, the width W of the contact site of four data terminal 2 is all made as to 0.42mm, like this, can make the characteristic impedance of data terminal more approach central value 90 Ω of specification, the characteristic impedance of data terminal is mated with signal impedance, reflection coefficient is little, further reduce EMI conducted interference, more further improve EMI shield effectiveness, finally reach the object that reduces EMI noise.
Further, as shown in Figure 5, USB male seat connector also comprises winding displacement plug 11, described winding displacement plug 11 is provided with the first groove 111 for placing the first data wire 6, for placing the second groove 112 of the second data wire 7, for placing the ground wire casing 113 of ground wire 8, for placing the three-flute 114 of the 3rd data wire 9 and for placing the 4th groove 115 of the 4th data wire 10, the weld part welding of the first data wire 6 and the first data terminal 1, the weld part welding of the second data wire 7 and the second data terminal 2, ground wire 8 welds with the weld part of ground wire terminal 3, the weld part welding of the 3rd data wire 9 and the 3rd data terminal 4, the weld part welding of the 4th data wire 10 and the 4th data terminal 5.
Between described the first groove 111 and described the second groove 112, be provided with the first spaced walls 116, between described three-flute 114 and described the 4th groove 115, be provided with the second spaced walls 117, by the wall thickness H 1 of described the first spaced walls 116 and described the second spaced walls 117 is all made as to 0.24mm, by described the first groove 111, the second groove 112, the groove width W3 of three-flute 114 and the 4th groove 115 is all made as 0.42mm, winding displacement plug 11 can accurately be located each data wire, make data wire, the impedance matching of wire rod fixed area and connector, reduce the reflection coefficient between three and signal source, further improve EMI shield effectiveness, the architecture advances of winding displacement plug 11 also can ensure that wire rod is corresponding one by one in the course of processing with corresponding terminal, reduces processing procedure welding dislocation, enhances productivity.
In addition, in the case of the width W 2 of the contact site of ground wire terminal 3 be 0.42mm constant, by the width W of the weld part of ground wire terminal 34 is increased to 0.70mm, like this, by the weld part of five USB3.0 signal terminals is all widened, in the time of welding, increase scolder simultaneously, can improve weld strength.
By being 0.54mm by described the second data terminal 2 with the space D 3 of described ground wire terminal 3, described the 3rd data terminal 4 is 0.54mm with the distance B 4 of described ground wire terminal 3, can guarantee adjusting the spacing between data terminal and increasing after the width of weld part of five USB3.0 signal terminals, the space that can also ensure five USB3.0 signal terminal temporaries is identical with normal value, does not change its standard.
Wherein, the weld part of described five USB3.0 signal terminals is equipped with wire rod standing groove 12, can be used for fixing wire rod, further improves weld strength.
Finally should be noted that; above embodiment is only in order to illustrate the technical solution of the utility model; but not restriction to the utility model protection range; although the utility model has been done to explain with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can modify or be equal to replacement the technical solution of the utility model, and not depart from essence and the scope of technical solutions of the utility model.
Claims (10)
1. a USB male seat connector, comprise five USB3.0 signal terminals, five USB3.0 signal terminals are followed successively by the first data terminal, the second data terminal, ground wire terminal, the 3rd data terminal and the 4th data terminal, described five USB3.0 signal terminals comprise contact site and weld part respectively, described contact site is connected by connecting portion with described weld part, it is characterized in that: the spacing between described the first data terminal and described the second data terminal is for being more than or equal to 0.19mm and being less than 0.38mm, spacing between described the 3rd data terminal and described the 4th data terminal is for being more than or equal to 0.19mm and being less than 0.38mm,
The width of the weld part of described the first data terminal, the second data terminal, the 3rd data terminal and the 4th data terminal is 0.48 to 0.52mm, and the width of the contact site of described the first data terminal, the second data terminal, the 3rd data terminal and the 4th data terminal is 0.40 to 0.44mm.
2. a kind of USB male seat connector as claimed in claim 1, it is characterized in that: the spacing between described the first data terminal and described the second data terminal is 0.235 to 0.245mm, the spacing between described the 3rd data terminal and described the 4th data terminal is 0.235 to 0.245mm.
3. a kind of USB male seat connector as claimed in claim 1, it is characterized in that: also comprise winding displacement plug, described winding displacement plug is provided with the first groove for placing the first data wire, for placing the second groove of the second data wire, for placing the ground wire casing of ground wire, for placing the three-flute of the 3rd data wire and for placing the 4th groove of the 4th data wire, between described the first groove and described the second groove, be provided with the first spaced walls, between described three-flute and described the 4th groove, be provided with the second spaced walls, the wall thickness of described the first spaced walls and described the second spaced walls is 0.22 to 0.26mm, described the first groove, the second groove, the groove width of three-flute and the 4th groove is 0.40 to 0.44mm.
4. a kind of USB male seat connector as claimed in claim 3, is characterized in that: the wall thickness of described the first spaced walls and described the second spaced walls is 0.24mm.
5. a kind of USB male seat connector as claimed in claim 3, is characterized in that: the groove width of described the first groove, the second groove, three-flute and the 4th groove is 0.42mm.
6. a kind of USB male seat connector as claimed in claim 1, is characterized in that: the width of the contact site of described the first data terminal, the second data terminal, the 3rd data terminal and the 4th data terminal is 0.40 to 0.44mm.
7. a kind of USB male seat connector as claimed in claim 6, is characterized in that: the width of the connecting portion of described the first data terminal, the second data terminal, the 3rd data terminal and the 4th data terminal is 0.42mm.
8. a kind of USB male seat connector as claimed in claim 1, is characterized in that: the width of the weld part of described ground wire terminal is 0.68 to 0.72mm.
9. a kind of USB male seat connector as claimed in claim 8, is characterized in that: the width of the weld part of described ground wire terminal is 0.70mm.
10. a kind of USB male seat connector as claimed in claim 1, is characterized in that: the weld part of described five USB3.0 signal terminals is equipped with wire rod standing groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420314180.6U CN203950961U (en) | 2014-06-13 | 2014-06-13 | A kind of USB male seat connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420314180.6U CN203950961U (en) | 2014-06-13 | 2014-06-13 | A kind of USB male seat connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203950961U true CN203950961U (en) | 2014-11-19 |
Family
ID=51892979
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420314180.6U Expired - Fee Related CN203950961U (en) | 2014-06-13 | 2014-06-13 | A kind of USB male seat connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203950961U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107408784A (en) * | 2014-12-17 | 2017-11-28 | 株式会社自动网络技术研究所 | Connector and electric wire unit |
-
2014
- 2014-06-13 CN CN201420314180.6U patent/CN203950961U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107408784A (en) * | 2014-12-17 | 2017-11-28 | 株式会社自动网络技术研究所 | Connector and electric wire unit |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204858007U (en) | Plug electric connector | |
| CN203813082U (en) | Connector with a locking member | |
| CN203760751U (en) | Electric connector assembly | |
| CN103956617B (en) | A kind of numerical digit high frequency socket connector | |
| CN203434356U (en) | Electric connector | |
| US10168374B2 (en) | Power distribution unit and alarm method applied in the same | |
| US11316308B2 (en) | Adapter, multi-device detection system and detection method thereof | |
| CN204205241U (en) | The cable of Belt connector | |
| CN203950961U (en) | A kind of USB male seat connector | |
| US20140127942A1 (en) | Application structure for electric wave effect of transmission conductor | |
| TWI583045B (en) | Electrical device, communication device, and antenna gain enhancement method of detachable wireless communication module | |
| CN203674484U (en) | Electrical connector | |
| CN205081935U (en) | Earphone | |
| CN207530175U (en) | Pin connector | |
| CN203950995U (en) | A kind of numerical digit high frequency socket connector | |
| CN204632970U (en) | A kind of USB male seat connector | |
| WO2021057685A1 (en) | Y-type data cable and connecting end | |
| CN204011849U (en) | A kind of adapter coaxial contact piece | |
| CN208478681U (en) | A kind of fixed electric connector of circlip | |
| CN203312526U (en) | Data connector interface | |
| CN105680248A (en) | Shielding structure of data interface terminal and application of shielding structure | |
| CN204179427U (en) | Double-interface electric connector | |
| CN204257979U (en) | The syndeton of a kind of ultrashort SMP type bent type radio frequency coaxial connector and cable | |
| CN204045858U (en) | The detection architecture of socket connector | |
| CN104638435A (en) | Angle connector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141119 |