CN203466380U - Electric connector - Google Patents
Electric connector Download PDFInfo
- Publication number
- CN203466380U CN203466380U CN201320519888.0U CN201320519888U CN203466380U CN 203466380 U CN203466380 U CN 203466380U CN 201320519888 U CN201320519888 U CN 201320519888U CN 203466380 U CN203466380 U CN 203466380U
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- CN
- China
- Prior art keywords
- terminal
- electric connector
- earth terminal
- connector according
- metal shell
- 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
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Abstract
The utility model discloses an electric connector which comprises an insulating body, a plurality of conducting terminals contained inside the insulating body, and a metal housing which wraps the insulating body. The metal housing is provided with a plug hole. The insulating body is provided with a base part, and a tongue plate which stretches forwards into the plug hole from the base part. The conducting terminals comprise contact parts which are arranged on the tongue plate. The contact parts are exposed to the interior of the plug hole. The conducting terminals comprise first ground terminals and a pair of first differential-signal terminals. The first ground terminals are molded as a body on the metal housing. The metal housing has a function of signal shielding and a function of the ground terminals, thereby simplifying a ground circuit of the electric connector and reducing the cost.
Description
Technical field
The utility model relates to a kind of electric connector, relates in particular to a kind of electric connector with earth terminal.
Background technology
USB 3.0 standards provide the transmission speed that decuples USB 2.0, can be widely used in PC ancillary equipment and consumption electronic product.In USB 3.0 standards, defined category-A socket and plug, USB 3.0A class plug can dock with the USB 2.0 sockets compatibilities of previous generation.USB3.0A class socket generally comprises insulating body, be contained in some conducting terminals in insulating body and the metal shell of coated insulation body.Conducting terminal is provided with nine altogether, comprises two pairs of difference signal terminal, two earth terminals and a power supply terminal, and shielding casing, for shielding outside interference signal, improves the signal transmitting quality of socket.
Utility model content
The purpose of this utility model has been to provide a kind of electric connector of simplifying ground path and reducing costs that has.
For realizing aforementioned object, the utility model adopts following technical scheme: a kind of electric connector, it comprises insulating body, be contained in some conducting terminals in insulating body and the metal shell of coated insulation body, described metal shell is provided with spliced eye, described insulating body has base portion and protrudes into forward the hyoplastron in spliced eye from base portion, described conducting terminal comprises the contact site being arranged on hyoplastron, described contact site is exposed in spliced eye, described conducting terminal comprises the first earth terminal and a pair of the first difference signal terminal, described the first earth terminal is shaped on metal shell.
As further improvement of the utility model, described conducting terminal also comprises the power supply terminal that forms grounded circuit with the first earth terminal.
As further improvement of the utility model, described metal shell comprises roof, the diapire relative with roof and connects the two side of roof and diapire, and described the first earth terminal is connected with roof one.
As further improvement of the utility model, described roof has the through hole staying because forming the first earth terminal, and described the first earth terminal forms to downward-extension from the trailing edge of through hole.
As further improvement of the utility model, described base front surface is provided with location notch, and described the first earth terminal comprises the location division to downward-extension from roof, and described location division is contained in location notch and is limited to move left and right.
As further improvement of the utility model, described the first earth terminal comprises the elastic portion that connects contact site and location division, and described hyoplastron has relative upper and lower surface, and upper surface is concaved with first accepting groove of accommodating elastic portion.
As further improvement of the utility model, described conducting terminal comprises first end subgroup and the second terminal group, first end subgroup meets USB2.0 host-host protocol, first end subgroup comprises described the first earth terminal, described power supply terminal and described the first difference signal terminal between the first earth terminal and power supply terminal, first, the combination of the second terminal group meets USB3.0 host-host protocol, the second terminal group comprises two pairs of the second difference signal terminal and one second earth terminal between this two couple the second difference signal terminal, described metal shell has the brace extending back to be connected with cable or female circuit board.
As further improvement of the utility model, described hyoplastron lower surface is concaved with the second accepting groove of the second terminal group, described hyoplastron upper surface is provided with the groove connecting with spliced eye, described the second terminal group has the tabular contact site that is positioned at groove, the contact site of first end subgroup is arc, and described conducting terminal and metal shell adopt carbon steel to make and at electroplating nickel on surface.
As further improvement of the utility model, described electric connector comprises the locating piece being assembled in forward on insulating body, the buckle arm that locating piece has the fixing hole of fixed conductive terminals and extends forward, described base portion both sides are provided with depressed part and are positioned at the buckle piece of depressed part, and described buckle arm has the block button hole being fastened togather with buckle piece.
As further improvement of the utility model, described locating piece comprises the support portion that main body and autonomous agent protrude out backward, the end face of support portion is respectively equipped with bottom surface the recess being communicated with fixing hole, and described conducting terminal has the connecting portion being contained in recess, and described connecting portion is exposed to outside.
The first earth terminal of the utility model electric connector is shaped on metal shell, the first earth terminal can be grounded loop by metal shell and cable or female circuit board, the function that metal shell has signal shielding also has the function of earth terminal outward, simplify the ground path of electric connector, facilitate the processing procedure that is connected of electric connector and cable or female circuit board, also simplify the mould structure of manufacturing other conducting terminals simultaneously, reduce manufacturing cost.
Accompanying drawing explanation
Fig. 1 is the three-dimensional combination figure of the utility model electric connector.
Fig. 2 is the schematic perspective view of the utility model electric connector, and metal shell part is cut.
Fig. 3 is the three-dimensional exploded view of Fig. 2.
Fig. 4 is the three-dimensional exploded view of the utility model electric connector.
Fig. 5 is the three-dimensional exploded view of another angle of the utility model electric connector.
Embodiment
Refer to shown in Fig. 1 to Fig. 5, the utility model electric connector 100 is USB 3.0 socket connectors, and it comprises insulating body 10, be assembled in locating piece 20 on insulating body 10 forward, be contained in some conducting terminals 30 in insulating body 10 and the metal shell 40 of coated insulation body 10.
The hyoplastron 12 that insulating body 10 comprises base portion 11 and protrudes out forward from base portion 11, base portion 11 two sides are provided with depressed part 111 and are positioned at the buckle piece 112 of depressed part 111, buckle piece 112 has towards rearward inclined plane 113, and base portion 11 two ends, left and right are provided with a pair of protuberance 114 extending back.Hyoplastron 12 has relative upper surface 121 and lower surface 122, upper surface 121 is concaved with some the first accepting grooves 123 and is positioned at some grooves 124 in first accepting groove 123 the place aheads, the first accepting groove 123 is spaced apart with groove 124 front and back, groove 124 is in line along left and right directions, is provided with a fin 125 and is separated between every adjacent two grooves 124.Base portion 11 front end faces are concaved with a location notch 115, and location notch 115 upwards runs through base portion 11 from being positioned at outermost one first accepting groove 123.Lower surface 122 is concaved with some the second accepting groove 126, the second accepting grooves 126 and connects one by one with groove 125.Some the first holddown grooves 116, the second holddown groove 117 that before and after base portion 11 also offers, connect, the first holddown groove 116 is positioned at the top of the second holddown groove 117, the first holddown groove 116 and the first accepting groove 123 one by one front and back connect, and the second holddown groove 117 and the second accepting groove 126 one by one front and back connect.
Locating piece 20 is assembled in forward on base portion 11, locating piece 20 comprises the support portion 22 that main body 21 and autonomous agent 21 protrude backward, main body 21 is provided with the two rows fixing hole 211 aliging one by one with first, second holddown groove 116,117 front and back and is inserted into forward a pair of buckle arm 212 in insulating body 10 depressed parts 111, inclined plane 113 on buckle piece 112 moves forward for guiding buckle arm 212, buckle arm 212 is provided with the fixedly block button hole 213 of buckle piece 112, thereby restriction locating piece 20 moves backward.The two bottom sides of main body 21 is provided with the breach 214 of accommodating insulating body 10 protuberances 114, thereby limits locating piece 20 left and right and move up and down.The end face of support portion 22 is concaved with respectively with bottom surface the recess 220 being communicated with fixing hole 211 front and back.
Conducting terminal 30 comprises first end subgroup 31 and the second terminal group 32, and first end subgroup 31 meets USB 2.0 host-host protocols, and the combination of first, second terminal group 31,32 meets USB3.0 host-host protocol.First end subgroup 31 is four, comprise a power supply terminal 311, one first earth terminal 313 and a pair of the first difference signal terminal 312 between power supply terminal 311 and the first earth terminal 313, the independent setting one by one respectively of power supply terminal 311 and the first difference signal terminal 312, the first earth terminal 313 is shaped on metal shell 40.Each terminal of first end subgroup 31 comprises and is positioned at the elastic portion 314 of insulating body 10 first accepting grooves 123 and is positioned at elastic portion 314 front ends and from convex arc the first contact site 315 that stretches out hyoplastron 12 upper surfaces 121 of the first accepting groove 123, power supply terminal 311 also comprises and is positioned at the first connecting portion 318 of rear end and is connected elastic portion 314 and the first fixed part 317 of the first connecting portion 318 with the first difference signal terminal 312.The second terminal group 32 is five, comprises two pairs of the second difference signal terminal 322 and one second earth terminal 223 between this two couple the second difference signal terminal 322.The first fixed part 317 is fixed in the fixing hole 211 of insulating body 10 first holddown grooves 116 and locating piece 20, and the first connecting portion 318 is contained in the recess 220 of locating piece 20 end faces and is exposed to outside, to weld together with cable (not shown).
Each terminal of the second terminal group 22 comprises the second connecting portion 328 that is positioned at tabular second contact site 325 of front end, the pars intermedia 316 extending back from the second contact site 325, the second fixed part 327 that continues to extend back from pars intermedia 316 and extends back from the second fixed part 327.The second contact site 325 is contained in insulating body 10 grooves 124, pars intermedia 316 is contained in insulating body 10 second accepting grooves 126, the second fixed part 327 is fixed in the fixing hole 211 of insulating body 10 second holddown grooves 117 and locating piece 20, the second connecting portion 328 is contained in the recess 220 of locating piece 20 bottom surfaces and is exposed to outside, to weld together with cable.
In addition, conducting terminal 30 is except the first earth terminal 313, all adopt carbon steel to make and at electroplating nickel on surface, carbon steel refers to the iron-carbon alloy that phosphorus content is greater than 2.11%, carbon steel comprises Fine Steel Casting iron (phosphorous, sulphur is lower), senior high-quality steel (phosphorous, sulphur is lower) and superfine high-quality steel (phosphorous, sulphur is extremely low), quality carbon steel can replace phosphor-copper and phosphor bronze, and cost declines 15% than phosphor-copper, phosphor bronze.
The first earth terminal 313 of the utility model electric connector 100 is shaped on metal shell 40, the first earth terminal 313 can be grounded loop by metal shell 40 and cable, the function that metal shell 40 has signal shielding also has the function of earth terminal 313 outward, simplify the ground path of electric connector 100, facilitate the processing procedure that is connected of electric connector 100 and cable, also simplify the mould structure of manufacturing other conducting terminals simultaneously, reduce manufacturing cost.
In other embodiments, electric connector 100 is arranged on female circuit board (not shown), conducting terminal 30 is welded on respectively on female circuit board with metal shell 40, the first earth terminal 313 is one-body molded on metal shell 40, the first earth terminal 313 is connected with the ground path on female circuit board by metal shell 40, can simplify the ground path of electric connector 100 equally, facilitate the installation processing procedure of electric connector 100 and female circuit board, also simplify the mould structure of manufacturing other conducting terminals simultaneously, reduce manufacturing cost, realize the purpose of this utility model.
Although be example object, preferred implementation of the present utility model is disclosed, but those of ordinary skill in the art will recognize, in the situation that not departing from by the disclosed scope and spirit of the present utility model of appending claims, various improvement, increase and replacement are possible.
Claims (10)
1. an electric connector, it comprises insulating body, be contained in some conducting terminals in insulating body and the metal shell of coated insulation body, described metal shell is provided with spliced eye, described insulating body has base portion and protrudes into forward the hyoplastron in spliced eye from base portion, described conducting terminal comprises the contact site being arranged on hyoplastron, described contact site is exposed in spliced eye, described conducting terminal comprises the first earth terminal and a pair of the first difference signal terminal, it is characterized in that: described the first earth terminal is shaped on metal shell.
2. electric connector according to claim 1, is characterized in that: described conducting terminal also comprises the power supply terminal that forms grounded circuit with the first earth terminal.
3. electric connector according to claim 1, is characterized in that: described metal shell comprises roof, the diapire relative with roof and connect the two side of roof and diapire, and described the first earth terminal is connected with roof one.
4. electric connector according to claim 3, is characterized in that: described roof has the through hole staying because forming the first earth terminal, and described the first earth terminal forms to downward-extension from the trailing edge of through hole.
5. electric connector according to claim 3, is characterized in that: described base front surface is provided with location notch, and described the first earth terminal comprises the location division to downward-extension from roof, and described location division is contained in location notch and is limited to move left and right.
6. electric connector according to claim 5, is characterized in that: described the first earth terminal comprises the elastic portion that connects contact site and location division, and described hyoplastron has relative upper and lower surface, and upper surface is concaved with first accepting groove of accommodating elastic portion.
7. electric connector according to claim 2, it is characterized in that: described conducting terminal comprises first end subgroup and the second terminal group, first end subgroup meets USB2.0 host-host protocol, first end subgroup comprises described the first earth terminal, described power supply terminal and described the first difference signal terminal between the first earth terminal and power supply terminal, first, the combination of the second terminal group meets USB3.0 host-host protocol, the second terminal group comprises two pairs of the second difference signal terminal and one second earth terminal between this two couple the second difference signal terminal, described metal shell has the brace extending back to be connected with cable or female circuit board.
8. electric connector according to claim 7, it is characterized in that: described hyoplastron lower surface is concaved with the second accepting groove of the second terminal group, described hyoplastron upper surface is provided with the groove connecting with spliced eye, described the second terminal group has the tabular contact site that is positioned at groove, the contact site of first end subgroup is arc, and described conducting terminal and metal shell adopt carbon steel to make and at electroplating nickel on surface.
9. electric connector according to claim 1, it is characterized in that: described electric connector comprises the locating piece being assembled in forward on insulating body, the buckle arm that locating piece has the fixing hole of fixed conductive terminals and extends forward, described base portion both sides are provided with depressed part and are positioned at the buckle piece of depressed part, and described buckle arm has the block button hole being fastened togather with buckle piece.
10. electric connector according to claim 9, it is characterized in that: described locating piece comprises the support portion that main body and autonomous agent protrude out backward, the end face of support portion is respectively equipped with bottom surface the recess being communicated with fixing hole, described conducting terminal has the connecting portion being contained in recess, and described connecting portion is exposed to outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320519888.0U CN203466380U (en) | 2013-08-23 | 2013-08-23 | Electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320519888.0U CN203466380U (en) | 2013-08-23 | 2013-08-23 | Electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203466380U true CN203466380U (en) | 2014-03-05 |
Family
ID=50178720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320519888.0U Expired - Fee Related CN203466380U (en) | 2013-08-23 | 2013-08-23 | Electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203466380U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110011089A (en) * | 2014-11-03 | 2019-07-12 | 3M创新有限公司 | Connector |
| CN118099869A (en) * | 2024-04-26 | 2024-05-28 | 深圳市华银兴业科技有限公司 | Connector |
| CN118099869B (en) * | 2024-04-26 | 2024-07-02 | 深圳市华银兴业科技有限公司 | Connector |
-
2013
- 2013-08-23 CN CN201320519888.0U patent/CN203466380U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110011089A (en) * | 2014-11-03 | 2019-07-12 | 3M创新有限公司 | Connector |
| CN118099869A (en) * | 2024-04-26 | 2024-05-28 | 深圳市华银兴业科技有限公司 | Connector |
| CN118099869B (en) * | 2024-04-26 | 2024-07-02 | 深圳市华银兴业科技有限公司 | Connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140305 Termination date: 20180823 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |