CN203859263U - Improved USB terminal - Google Patents
Improved USB terminal Download PDFInfo
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- CN203859263U CN203859263U CN201420275727.6U CN201420275727U CN203859263U CN 203859263 U CN203859263 U CN 203859263U CN 201420275727 U CN201420275727 U CN 201420275727U CN 203859263 U CN203859263 U CN 203859263U
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- terminal
- contact jaw
- differential pair
- kink
- connecting portion
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Abstract
The utility model relates to an improved USB terminal. The terminal comprises a first terminal set and a second terminal set. The first terminal set comprises a first differential pair, a second differential pair and a first grounding terminal, wherein the above three parts are parallelly connected. The second terminal set comprises a second grounding terminal, a first signal terminal, a second signal terminal and a power supply terminal, wherein the above four parts are parallelly connected. The first differential pair is disposed between the second grounding terminal and the first signal terminal. The first grounding terminal is disposed between the first signal terminal and the second signal terminal. The second differential pair is disposed between the second signal terminal and the power supply terminal. The terminal sets in the improved USB terminal enable one-time one-body stamping formation. The structural design of the improved USB terminal reduces interference among the terminals. The improved USB terminal is simple in technology and low in cost, and the performance of the improved USB terminal meets the transmission requirements of USB 3.0/3.1.
Description
Technical field
The utility model relates to a kind of modified form USB terminal, belongs to USB joint technique field.
Background technology
USB (Universal Serial BUS) is USB, it is the interfacing that is applied in PC field, due to the advantage such as the plug and play of its support equipment and warm connection function, connection be flexible, independently-powered, can connect the electronic products such as mouse, keyboard, printer, scanner, camera, MP3 machine, mobile phone, flash disk, digital camera, external drive, hard disk, USB network interface card.USB has different versions, the first generation: USB1.0/1.1, and peak transfer rate is 12Mbps; The second generation: USB2.0, peak transfer rate is up to 480Mbps, backward compatible USB1.0/1.1.The third generation: USB3.0/3.1, peak transfer rate can reach 10Gbps, backward compatible USB1.0/1.1/2.0.USB3.0/3.1 has increased by 5 stitch (totally 9 stitch) on the basis in original two generations, for the high-speed transfer of data.
The female end of existing USB3.0/3.1 connector is as shown in Figure 2: its contact terminal (9 stitch as shown in Figure 2) is by after a Sheet Metal Forming Technology, then adopts injection molding process, and terminal is fixed.As shown in Figure 1, its contact terminal (as 9 stitch in Fig. 1) passes through after a Sheet Metal Forming Technology its male end, then adopts injection molding process, and terminal is fixed.This kind of technology processing technology is simple, conservation, and product cost is low.But because its design exists defect, Transmission speed cannot reach the standard of USB3.0/3.1.
Existing another kind of USB3.0/3.1 connector, its 5 USB3.0 terminals 13 pass through after punch forming process, then adopt injection mo(u)lding or other technique, are fixed on plastic body.Another 4 USB2.0 terminals 14 are by after punch forming process for the second time, then adopt and be pressed into or other techniques, are fixed on plastic body.This USB transmission rate can reach the standard of USB3.0/3.1, but its technique is more complicated, and product cost is higher.
Utility model content
The technical problems to be solved in the utility model is: for overcoming the problems referred to above, provide a kind of technique simple, the modified form USB terminal that cost is lower and transmission performance is good.
The utility model solves the technical scheme that its technical problem adopts:
A kind of modified form USB terminal, USB terminal in the utility model meets USB3.0/3.1 standard, comprise first end subgroup and the second terminal group, described first end subgroup comprises the first differential pair being set up in parallel, the second differential pair and the first earth terminal, described the second terminal group comprises the second earth terminal being set up in parallel successively, first signal terminal, secondary signal terminal and power supply terminal, described the first differential pair is arranged between described the second earth terminal and first signal terminal, described the first earth terminal is arranged between described first signal terminal and described secondary signal terminal, described the second differential pair is arranged between described secondary signal terminal and power supply terminal, described the first differential pair comprises reception positive terminal and receives negative terminal, described the second differential pair comprises output cathode terminal and output negative pole terminal.
Preferably, described power supply terminal comprises the first connecting portion, the first kink and the first contact jaw, described the second earth terminal comprises the second connecting portion, the second kink and the second contact jaw, described first signal terminal and secondary signal terminal comprise first signal contact jaw and secondary signal contact jaw, and described the first contact jaw, the second contact jaw, first signal contact jaw and secondary signal contact jaw are arranged on the front side of described first end subgroup.
Preferably, described reception positive terminal comprises the 3rd connecting portion, the 3rd kink and the 3rd contact jaw, described reception negative terminal comprises the 4th connecting portion, the 4th kink and the 4th contact jaw, described output cathode terminal comprises the 5th connecting portion, the 5th kink and the 5th contact jaw, described output negative pole terminal comprises the 6th connecting portion, the 6th kink and the 6th contact jaw, described the first earth terminal comprises the 7th contact jaw, described the 3rd contact jaw, the 4th contact jaw, the 5th contact jaw, the 6th contact jaw and the 7th contact jaw are arranged on the front side of described the second terminal group.
Preferably, described first end subgroup and the second terminal group integrated punching moulding.
Preferably, described first end subgroup and described the second terminal group are arranged on an insulating body, are also provided with screening can on described insulating body.
Preferably, be also provided with fixed cap on described insulating body, described insulating body adopts plastic cement, and described fixed cap adopts plastic cement.
The beneficial effects of the utility model are: the terminal group in the utility model can an integrated punching moulding, and the structural design in the utility model has reduced the interference of mutual coupling between terminal, make this product when having simple technique and lower product cost, guaranteed that again its performance meets the transmission standard of USB3.0/3.1.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is the stereogram of terminal in male end in prior art;
Fig. 2 is the stereogram of terminal in female end in prior art;
Fig. 3 is the stereogram of an embodiment of the terminal of USB described in the utility model;
Fig. 4 is the stereogram of an embodiment in the utility model;
Fig. 5 is the stereogram of another embodiment of the terminal of USB described in the utility model;
Fig. 6 is the stereogram of another embodiment in the utility model;
Mark in figure: 1-first end subgroup, 2-the second terminal group, 3-insulating body, 4-fixed cap, 11-USB3.0 terminal, 12-USB2.0 terminal, 13-USB3.0 terminal, 14-USB2.0 terminal, 15-receives negative terminal, 16-receives positive terminal, 17-the first earth terminal, 18-output negative pole terminal, 19-output cathode terminal, 21-the second earth terminal, 22-first signal terminal, 23-secondary signal terminal, 24-power supply terminal, 211-the second contact jaw, 212-the second kink, 213-the second connecting portion, 221-first signal contact jaw, 231-secondary signal contact jaw, 241-the first contact jaw, 242-the first kink, 243-the first connecting portion, 151-the 4th contact jaw, 152-the 4th kink, 153-the 4th connecting portion, 161-the 3rd contact jaw, 162-the 3rd kink, 163-the 3rd connecting portion, 171-the 7th contact jaw, 181-the 6th contact jaw, 182-the 6th kink, 183-the 6th connecting portion, 191-the 5th contact jaw, 192-the 5th kink, 193-the 5th connecting portion.
Embodiment
By reference to the accompanying drawings the utility model is described in further detail now.These accompanying drawings are the schematic diagram of simplification, basic structure of the present utility model is only described in a schematic way, so it only show the formation relevant with the utility model.
As Fig. 3, Fig. 4, described in the utility model a kind of modified form USB terminal shown in Fig. 5 and Fig. 6, USB terminal in the utility model meets USB3.0/3.1 standard, comprise first end subgroup 1 and the second terminal group 2, described first end subgroup 1 comprises the first differential pair being set up in parallel, the second differential pair and the first earth terminal 17 (GND), described the second terminal group 2 comprises the second earth terminal 21 (GND) being set up in parallel successively, the terminal (D-) of first signal terminal 22 connection data negative poles, secondary signal terminal 23 is the terminal (VBUS) that terminal (D+) and the power supply terminal 24 of connection data positive pole be connected positive source, between it, there is certain interval, described the first differential pair is arranged between described the second earth terminal 21 and first signal terminal 22, described the first earth terminal 17 is arranged between described first signal terminal 22 and described secondary signal terminal 23, described the second differential pair is arranged between described secondary signal terminal 23 and power supply terminal 24, described the first differential pair comprises reception positive terminal 16 (RX+) and receives negative terminal 15 (RX-), described the second differential pair comprises output cathode terminal 19 (TX+) and output negative pole terminal 18 (TX-), two pairs of terminals in described the first differential pair and the second differential pair are all spaced in the prior art, after being spaced, can its mutual coupling being produced and be disturbed, have influence on communication, therefore, in the utility model by two terminals in the first differential pair together with two terminals in the second differential pair are separately positioned on, and after improving, can also make first end subgroup 1 and the second terminal group 2 can be one time punching molded and meet USB3.0/3.1 communication standard, need not be divided into a plurality of steps, that effect is very significantly improved.
In preferred embodiments, as shown in Figure 3, described power supply terminal 24 comprises the first connecting portion 243, the first kink 242 and the first contact jaw 241, described the second earth terminal 21 comprises the second connecting portion 213, the second kink 212 and the second contact jaw 211, described first signal terminal 22 and secondary signal terminal 23 comprise first signal contact jaw 221 and secondary signal contact jaw 231, described the first contact jaw 241, the second contact jaw 211, first signal contact jaw 221 and secondary signal contact jaw 231 are arranged on the front side of described first end subgroup 1, in this preferred embodiment, described first end subgroup 1 and the second terminal group 2 to arrange corresponding be USB3.0/3.1 male terminal, contact jaw in the second terminal group 2 is all arranged on first end subgroup 1 front side, described power supply terminal 24 and the second earth terminal 21 are separately positioned on both sides, therefore described the first kink 242 is relative bending inwards with the second kink 212, be connected with the second contact jaw 211 with the first contact jaw 241 that is arranged on front end, described the first connecting portion 243 and the second connecting portion 213 are in the present embodiment for being welded type, but be not limited to welded type, can also be SMT, DIP, the patterns such as puncture type.
In preferred embodiments, as shown in Figure 5, described reception positive terminal 16 comprises the 3rd connecting portion 163, the 3rd kink 162 and the 3rd contact jaw 161, described reception negative terminal 15 comprises the 4th connecting portion 153, the 4th kink 152 and the 4th contact jaw 151, described output cathode terminal 19 comprises the 5th connecting portion 193, the 5th kink 192 and the 5th contact jaw 191, described output negative pole terminal 18 comprises the 6th connecting portion 183, the 6th kink 182 and the 6th contact jaw 181, described the first earth terminal 17 comprises the 7th contact jaw 171, described the 3rd contact jaw 161, the 4th contact jaw 151, the 5th contact jaw 191, the 6th contact jaw 181 and the 7th contact jaw 171 are arranged on the front side of described the second terminal group 2, the subgroup of first end described in the present embodiment 1 and the second terminal group 2 to arrange corresponding be USB3.0/3.1 female terminal, in the present embodiment, in order to be connected with the contact jaw that is arranged on described the second terminal group 2 front ends, described the 3rd kink 162, the 4th kink 152, the 5th kink 192 and the 6th kink 182 are respectively from the setting of middle side direction both sides lateral buckling, in the present embodiment, the 3rd connecting portion 163, the 4th connecting portion 153, the connected mode of the 5th connecting portion 193 and the 6th connecting portion 183 is DIP formula, but be not limited to DIP formula, also can be SMT, the pattern such as welded type or puncture type.
In preferred embodiments, described first end subgroup 1 and the second terminal group 2 integrated punching moulding, terminal group in the utility model can an integrated punching moulding, and the structural design in the utility model has reduced the interference of mutual coupling between terminal, make this product when having simple technique and lower product cost, guaranteed that again its performance meets the transmission standard of USB3.0/3.1.The utility model can also be applied in the terminal of bilayer or sandwich construction.
In preferred embodiments, the utility model can also be applied in the different pattern products such as vertical (180 degree), horizontal (90 degree), side-plug-in or angle-inserting type.
In preferred embodiments, described first end subgroup 1 and described the second terminal group 2 are arranged on an insulating body 3, described insulating body 3, by being injected and molded in described first end subgroup 1 and the second terminal group 2, is also provided with screening can on described insulating body 3.
In preferred embodiments, as shown in Figure 6, on described insulating body 3, be also provided with fixed cap 4, for reinforce stabilization, described insulating body 3 adopts plastic cement, and described fixed cap 4 adopts plastic cement.
The above-mentioned foundation desirable embodiment of the present utility model of take is enlightenment, and by above-mentioned description, relevant staff can, within not departing from the scope of this utility model technological thought, carry out various change and modification completely.The technical scope of this utility model is not limited to the content on specification, must determine its technical scope according to claim scope.
Claims (6)
1. a modified form USB terminal, it is characterized in that, comprise first end subgroup and the second terminal group, described first end subgroup comprises the first differential pair being set up in parallel, the second differential pair and the first earth terminal, described the second terminal group comprises the second earth terminal being set up in parallel successively, first signal terminal, secondary signal terminal and power supply terminal, described the first differential pair is arranged between described the second earth terminal and first signal terminal, described the first earth terminal is arranged between described first signal terminal and described secondary signal terminal, described the second differential pair is arranged between described secondary signal terminal and power supply terminal, described the first differential pair comprises reception positive terminal and receives negative terminal, described the second differential pair comprises output cathode terminal and output negative pole terminal.
2. modified form USB terminal as claimed in claim 1, it is characterized in that, described power supply terminal comprises the first connecting portion, the first kink and the first contact jaw, described the second earth terminal comprises the second connecting portion, the second kink and the second contact jaw, described first signal terminal and secondary signal terminal comprise first signal contact jaw and secondary signal contact jaw, and described the first contact jaw, the second contact jaw, first signal contact jaw and secondary signal contact jaw are arranged on the front side of described first end subgroup.
3. modified form USB terminal as claimed in claim 1, it is characterized in that, described reception positive terminal comprises the 3rd connecting portion, the 3rd kink and the 3rd contact jaw, described reception negative terminal comprises the 4th connecting portion, the 4th kink and the 4th contact jaw, described output cathode terminal comprises the 5th connecting portion, the 5th kink and the 5th contact jaw, described output negative pole terminal comprises the 6th connecting portion, the 6th kink and the 6th contact jaw, described the first earth terminal comprises seven contact jaws, described the 3rd contact jaw, the 4th contact jaw, the 5th contact jaw, the 6th contact jaw and the 7th contact jaw are arranged on the front side of described the second terminal group.
4. the modified form USB terminal as described in claim 1 or 2 or 3, is characterized in that, described first end subgroup and the second terminal group integrated punching moulding.
5. modified form USB terminal as claimed in claim 4, is characterized in that, described first end subgroup and described the second terminal group are arranged on an insulating body, are also provided with screening can on described insulating body.
6. modified form USB terminal as claimed in claim 5, is characterized in that, is also provided with fixed cap on described insulating body, and described insulating body adopts plastic cement, and described fixed cap adopts plastic cement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420275727.6U CN203859263U (en) | 2014-05-27 | 2014-05-27 | Improved USB terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420275727.6U CN203859263U (en) | 2014-05-27 | 2014-05-27 | Improved USB terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203859263U true CN203859263U (en) | 2014-10-01 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420275727.6U Active CN203859263U (en) | 2014-05-27 | 2014-05-27 | Improved USB terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203859263U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103972686A (en) * | 2014-05-27 | 2014-08-06 | 苏州雷鸿电子科技有限公司 | Improved USB (Universal Serial Bus) terminal |
-
2014
- 2014-05-27 CN CN201420275727.6U patent/CN203859263U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103972686A (en) * | 2014-05-27 | 2014-08-06 | 苏州雷鸿电子科技有限公司 | Improved USB (Universal Serial Bus) terminal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160715 Address after: 215000, Suzhou Industrial Park, Jiangsu Province, Ting Ting, cross Spring Road No. 5, No. 18, building 5, 501 Patentee after: SUZHOU WEILUODA ELECTRONIC TECHNOLOGY CO.,LTD. Address before: Pingjiang District East Village Suzhou City, Jiangsu province 215000 No. 5-2 Patentee before: SUZHOU LEIHONG ELECTRONIC TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20200710 Address after: Area h, 2 / F, building 1, Zhihui Yunji Industrial Park, No. 99, Fengnan Road, Weitang Town, Xiangcheng District, Suzhou City, Jiangsu Province Patentee after: SUZHOU WEIDAZHI ELECTRONIC TECHNOLOGY Co.,Ltd. Address before: 215000, Suzhou Industrial Park, Jiangsu Province, Ting Ting, cross Spring Road No. 5, No. 18, building 5, 501 Patentee before: SUZHOU WEILUODA ELECTRONIC TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CP03 | Change of name, title or address |
Address after: 215024 Building D, No. 18, Baihe street, Suzhou area, China (Jiangsu) pilot Free Trade Zone, Suzhou, Jiangsu Patentee after: Suzhou Weidazhi Technology Co.,Ltd. Address before: 215000 area h, 2nd floor, building 1, Zhihui Yunji Industrial Park, 99 Fengnan Road, Weitang Town, Xiangcheng District, Suzhou City, Jiangsu Province Patentee before: SUZHOU WEIDAZHI ELECTRONIC TECHNOLOGY Co.,Ltd. |
|
| CP03 | Change of name, title or address |