CN206271991U - Socket connector - Google Patents

Abstract

The utility model provides a kind of socket connector, it includes terminal base, the conducting terminal being arranged in the terminal base into two rows and the metallic shield piece being arranged between two row's conducting terminals, the two rows conducting terminal is corresponding and reverse arrangement, often row's conducting terminal is provided with a pair of ground terminals, a pair of power source terminals, four signal terminals of the two pairs of high-speed-differentials to terminal and between a pair of power source terminals, the centre position of the metallic shield piece front end is recessed to form a breach backward, the breach is enclosed to set and is formed and in the state of forwards open jointly by a pair of sidewalls for being oppositely arranged and the rear wall being connected with the offside wall, the breach is arranged on metallic shield piece regional location corresponding with four signal terminals.Region corresponding with four signal terminals sets breach in the middle of the metallic shield piece of the socket connector, while reserved high-frequency signal integrity, can increase the mobility of insulating body filling, reality of satisfying.

Description

Socket connector

Technical field

The utility model is related to a kind of socket connector, more particularly to it is a kind of can high-speed transfer data socket connector.

Background technology

USB (Universal Serial Bus, USB) connector is current calculator company the most universal Connection interface, USB connector is the external bus of plug and play, can be used to connect various peripheral units, including loudspeaker, phone, trip Play rocking bar, printer, scanner and camera etc..With the popularization of USB connector, current USB connector has been widely used In charging and field of data transmission.

With the development of electronics industry, existing USB2.0 socket connectors need to divide the positive and negative could to insert and transmission rate Shortcoming not high is gradually displayed.In order that USB socket connector realizes that positive and negative can be inserted into using, common practice It is the lower surface one group of corresponding conducting terminal of increase in the docking hyoplastron of USB socket connector.And connect to improve USB socket Connect device transmission rate, it is common practice to increase the quantity of conducting terminal.Such way can produce a series of problems, such as socket The intensity of connector is poor, is easily damaged after multiple grafting；The insulating body of conducting terminal and socket connector and dock hyoplastron Between shaping and assembling it is inconvenient；Upper and lower two groups of conducting terminals can produce signal interference electric signal transmission matter each other Amount.

A kind of positive and negative can be inserted into the socket connector for using, easy to assembly, structure is strong, electric signal transmission quality is high After appearance, can be with user-friendly.USB Type-C connectors as the connectors of USB 3.0 new generation product, not only No longer there is interface directionality, i.e. plug connector with positive and negative both direction insertion socket connector, but also can support The data transmission bauds of 10Gbit/s.USB Type-C connectors include plastic seat body, upper and lower two be arranged in plastic seat body Row's conducting terminal and the shielding piece being folded between upper and lower row's conducting terminal.Wherein plastic seat body includes upper and lower body and injection Upper and lower external insulating body is taken shape in, ground terminal, the use of adjacently terminal setting are often included in row's conducting terminal In high-speed transfer, the difference signal terminal of reception data.But, existing USB Type-C socket connectors are outside injection moulding The phenomenon of insatiable hunger mould, performance during influence socket connector transmission high current generally occur during the insulating body in portion.

Therefore, it is necessary to provide a kind of improved socket connector to overcome above mentioned problem.

Utility model content

The purpose of this utility model is to provide a kind of socket connector of the full reality for increasing insulating body.

To realize above-mentioned utility model purpose, the utility model provides a kind of socket connector, it include terminal base, into Conducting terminal that two rows are arranged in the terminal base and the metallic shield piece being arranged between two row's conducting terminals, described two Row's conducting terminal is corresponding and reverse arrangement, often arranges conducting terminal and is provided with a pair of ground terminals, a pair of power source terminals, difference Two pairs of high-speed-differentials between corresponding ground terminal and power supply terminal to terminal and positioned at the pair of power supply terminal it Between four signal terminals, the centre position of the metallic shield piece front end is recessed to form a breach backward, and the breach is by phase The rear wall being connected to a pair of sidewalls for setting and with the offside wall encloses to set to be formed and in the state of forwards open, the breach jointly Regional location corresponding with four signal terminals is arranged on the metallic shield piece.

Used as further improvement of the utility model, the pair of side wall is respectively positioned on four signal terminals in a lateral direction Outside.

Used as further improvement of the utility model, the pair of side wall is located at corresponding power end respectively in a lateral direction The inner side of son.

Used as further improvement of the utility model, the terminal base also includes fixing the of two row's conducting terminals respectively First, the insulating body of the second body and injection moulding on the first noumenon and the second body, first, second body sets respectively There is first, second groove run through along short transverse, first, second groove is oppositely arranged.

Used as further improvement of the utility model, the rear wall is located at least in the preceding inwall of first, second groove Rear is so as to can run through the plastic cement that filling forms the insulating body in first, second groove.

Used as further improvement of the utility model, the rear wall is located at first, second groove in the longitudinal direction Interior rear wall rear or concordant with the interior rear wall.

Used as further improvement of the utility model, the insulating body has leading section, rearward end and is connected to described Convergence part between leading section and rearward end, the convergence part is coated on the outside of first, second body, and first is led to Groove and the second groove are filled, by conducting terminal and metallic shield the piece parcel in first, second groove.

Used as further improvement of the utility model, the first noumenon has from dashing forward that the downward projection in its bottom is formed Post, second body is provided with a groove coordinated for protruded stigma insertion.

Used as further improvement of the utility model, the protruded stigma is located in the breach of the metallic shield piece, and is passed through The breach enters in the groove.

As further improvement of the utility model, the metallic shield piece have respectively with the first noumenon or the second body The holding part and installation foot of cooperation.

The beneficial effects of the utility model are：Believe with four in the middle of the metallic shield piece of socket connector in the utility model The corresponding region of number terminal sets breach, only retains high-speed-differential to the corresponding region of terminal, is keeping high frequency signal integrity While, the mobility of insulating body filling, full reality can be increased, it is ensured that product is under high current and/or big voltage environment Function-stable.

Brief description of the drawings

Fig. 1 is the three-dimensional assembly diagram of the utility model socket connector；

Fig. 2 is the three-dimensional assembly diagram after socket connector removes shielding casing in Fig. 1；

Fig. 3 is the view of another angles of Fig. 2；

Fig. 4 is the optical cable of socket connector in Fig. 1；

Fig. 5 is the optical cable of socket connector described in Fig. 2；

Fig. 6 is the further exploded view of socket connector shown in Fig. 5；

Fig. 7 is the view at another visual angles of Fig. 6；

Fig. 8 is the part assembling figure of socket connector shown in Fig. 7；

Fig. 9 is the assembling schematic diagram of the first terminal component with metallic shield piece of socket connector in Fig. 8；

Figure 10 is the floor map of the first terminal component shown in Fig. 9 and metallic shield piece.

Specific embodiment

The utility model is described in detail below with reference to each implementation method shown in the drawings.But these implementation methods The utility model is not intended to limit, structure, method or work(that one of ordinary skill in the art is made according to these implementation methods Conversion on energy is all contained in protection domain of the present utility model.

Refer to the better embodiment that Fig. 1 to Figure 10 show the utility model socket connector 100.The utility model Socket connector 100 is installed in a circuit board（It is not shown）On, it includes terminal base 1, is arranged at leading in terminal base 1 into two rows Electric terminal 2, the metallic shield piece 3 being arranged between two row's conducting terminals 2 and cover in the shielding casing 4 of the periphery of terminal base 1. Two row's conducting terminals 2 include being arranged at some the first terminals 21 of a row and are arranged at some Second terminals 22 of another row.Institute Usually metal material is made and conductive to state metallic shield piece 3.

Refer to shown in Fig. 2 to Figure 10, it is described state terminal base 1 be formed integrally be located at rear side base portion 101, positioned at front side Hyoplastron portion 102 and the pars intermedia 103 between base portion 101 and hyoplastron portion 102.The hyoplastron portion 102 has relative Two surfaces, two row's conducting terminals 2 are separately positioned on two surfaces in the hyoplastron portion 102.In the present embodiment, the terminal base 1 also includes being used to fix the first noumenon 11 of the first terminal 21, being used to fix the second body 12 of Second terminal 22 and be molded into Insulating body 13 of the type on the body 12 of the first noumenon 11 and second.The hyoplastron portion 102 and base portion 101 by the first noumenon 11, Second body 12 and the combination of insulating body 13 are formed.11 and second body of the first noumenon 12 distinguishes injection moulding in first end Around son 21 and Second terminal 22, so as to be respectively formed as the first terminal component and Second terminal component.

The body 12 of the first noumenon 11 and second respectively have be located at front side with hyoplastron portion 102 described in forming part before Sidepiece 111,121, positioned at rear side with the rear lateral portion 112,122 of base portion described in forming part 101 and positioned at correspondence front side portion 111st, the connecting portion 113,123 between 121 and rear lateral portion 112,122.The front side portion of the body 12 of the first noumenon 11 and second 111st, 121 outer surface is respectively same plane with the outer surfaces in the hyoplastron portion 102.The connecting portion 113,123 edges Short transverse stacking is set with pars intermedia 103 described in forming part.

The width that the front side portion 111 and connecting portion 113 of the first noumenon 11 are gone up in transverse direction sidepiece 112 more thereafter Width it is small, and the both sides transversely gone up of the connecting portion 113 have the stop part 1131 of a pair of opposing and projection downwards, This pair of stop part 1131 is set adjacent to rear lateral portion 112.The connecting portion 113 of the first noumenon 11 be additionally provided with along short transverse by its The first groove 1132 for running through, first groove 1132 is located between the pair of stop part 1131 in transverse direction.At other In embodiment, the stop part 1131 may also set up in the both sides of the second body 12.

The front side portion 111 have formed from the downward projection in its bottom with coordinates with the second body 12 protruded stigma 1112, oneself The downward projection of its bottom front and spaced a pair of projections 1113 and from the downward projection of its bottom front and extend laterally Ridge 1115.The pair of projection 1113 is symmetricly set in the bottom front of the front side portion 111 of the first noumenon 11, and often One projection 1113 has a guiding face 1114 set towards the ridge 1115.The ridge 1115 is located at institute in transverse direction State between a pair of projections 1113, and between a pair of guiding faces 1114 of the projection 1113, and in the longitudinal direction, institute The front end face for stating ridge 1115 is located at the front end face rear of the projection 1113.The both sides that the ridge 1115 goes up in transverse direction A limitation face 1116 is respectively equipped with, the limitation face 1116 is oppositely arranged with corresponding guiding face 1114, and is spaced between the two Flow-guiding channel is formed, that is, the projection 1113 comes to form the flow-guiding channel with ridge 1115 is spaced, so that for The plastic material of melting flows into form the insulating body 13.In the present embodiment, the guiding face 1114 and limitation face 1116 inclinations are extended, and the flow-guiding channel of both sides is on the whole pre-small post-large horn-like structure.The protruded stigma 1112 are located between the ridge 1115 and first groove 1132 in the longitudinal direction.In other embodiments, it is described convex Block 1113 and ridge 1115 may also set up in the front side portion of second body 12, towards the projection of the first noumenon 11；Also may be used First, second body 11,12 is provided with the projection 1113, ridge 1115 and formation flow-guiding channel therebetween.

The rear lateral portion 112 is provided with a pair of limiting sections 1121 of downward projection formation and is symmetricly set in its laterally upper both sides A pair of depressed parts 1122, the limiting section 1121 in transverse direction be located at the pair of depressed part 1122 between.It is each described The section that depressed part 1122 is gone up in the horizontal direction is T-shaped, and including the first depressed part 1123 positioned at inner side and positioned at outside Second depressed part 1124, the length that first depressed part 1123 is gone up along the longitudinal direction is big compared with the length of the second depressed part 1124. The front side of the rear lateral portion 112 is recessed to form opening forward and slit 1125 and accepting groove 1126 upward, the slit backward 1125 in front of the accepting groove 1126 and both are connected.The rear lateral portion 112 is provided with a pair from its top surface to lower recess Mating holes 1127, this pair of mating holes 1127 is located at the both sides that the accepting groove 1126 is gone up in transverse direction.

The front side portion 121 of second body 12 is provided with a groove 1211 and the first groove 1132 with the first noumenon 11 The second groove 1231 being oppositely arranged, the groove 1211 is oppositely arranged with the protruded stigma 1112 of the bottom of the first noumenon 11, with Inserted for the protruded stigma 1112 when mounted and coordinate and then the first noumenon 11 is combined with the second body 12.Second groove 1231 align setting with the first groove 1132 along short transverse.The rear lateral portion 122 of second body 12 is provided with from its upper surface A pair of joint portions 1221 and to be formed and be oppositely arranged one that is recessed downwards from its upper surface that upward projection is formed and is oppositely arranged To mounting hole 1222, the pair of joint portion 1221 is extended upwardly into second depressed part of correspondence 1124 of the first noumenon 11, with Further the second body 12 and the first noumenon 11 are positioned.The mounting hole 1222 runs through rear lateral portion 122 along short transverse, and Positioned at the rear of corresponding joint portion 1221.

The injection moulding of the insulating body 13 is in the first terminal component, metallic shield piece 3 and Second terminal component Periphery, so as to effectively be kept to first, second terminal assemblies and metallic shield piece 3.The insulating body 13 has Leading section 131, rearward end 133 and the convergence part 132 being connected between the leading section 131 and rearward end 133, the leading section 131 is in substantially opening U-shaped structure backward, and is coated on the periphery of first, second terminal assemblies.

The convergence part 132 is connected with the rear end of leading section 131, and convergence part 132 appearance and size compared with leading section 131 Greatly.The convergence part 132 is coated on the outside of connecting portion 113,123 of first, second body 11,12, and by the first groove 1132 and second groove 1231 fill, will be exposed to first, second groove 1132,1231 in first, second terminal 21,22 And metallic shield piece 3 is wrapped up.

From the rear end of convergence part 132, backward and outwards projection is formed the rearward end 133, and it has and extends back and laterally The projection 1331 of setting, the buckle block 1332 that extends back is continued from the rear end of projection 1331 and rearward end 133 is arranged at On an at least locating slot 1333, the projection 1331 be located at the first noumenon 11 slit 1125 in, the buckle block 1332 are packed into the accepting groove 1126.In the present embodiment, the both sides up and down of the rearward end 133 have been respectively provided with least Locating slot 1333 described in one.

The conducting terminal 2 includes the first terminal 21 set in two rows along short transverse and the Second terminal 22, the first terminal 21 is corresponding with Second terminal 22 and reverse arrangement, and is connected with the USB Type C sockets of standard The arrangement of conducting terminal is identical in device.

In the first terminal 21 and Second terminal 22 each conducting terminal 2 respectively have one be fixed on the first noumenon 11 or Fixed part 23, self-fixed department 23 in the rear lateral portion 112,122 of the second body 12 extend forward and exposed to the first noumenon 11 or The docking section 24 in the outside of front side portion 111,121 of the second body 12 and extend the leg 25 of terminal base 1.The leg 25 with it is solid Determine portion 23 arranged in parallel, and be soldered on circuit board using surface soldered mode.

The first terminal 21 and Second terminal 22 are provided with a pair of ground terminal g, respectively a pair of power source terminals p, positions Two pairs of high-speed-differentials between corresponding ground terminal and power supply terminal are to terminal and between the pair of power supply terminal p Four signal terminals, the pair of ground terminal g is located at the both sides of the first terminal 21 or Second terminal 22, the power supply respectively Terminal p is located at the inner side of the neighbouring ground terminal 23.Four signal terminals include CC terminals, the D+ ends arranged successively Son, D- terminals and SBU terminals；Wherein D+ terminals and D- terminals are mainly used in transmitting the signals of USB 2.0.

The metallic shield piece 3 is arranged between the body 12 of the first noumenon 11 and second, and the metallic shield The appearance profile of piece 3 is generally corresponding to the shape design of the opposite flank of the body 12 of the first noumenon 11 and second, effectively to completely cut off The first terminal 21 and Second terminal 22, prevent from producing interference between two row's conducting terminals.

The metallic shield piece 3 includes main part 31 in the form of sheets, is folded upward at from the both sides at the rear portion of the main part 31 A pair of the holding parts 32 for extending, a pair of the installation feet 33, position for first outwards bending extension still further below from the rear end of the main part 31 In the front both sides of main part 31 and project outwardly of a pair of catches portion 34.The holding part 32 is with the installation foot 33 respectively The both sides of the main part 31 are relatively arranged on, each installation foot 33 is located at its corresponding rear of the holding part 32, and Reversely bending is extended installation foot 33 with holding part 32.

The centre position of the front end of metallic shield piece 3 is recessed to form a breach 35 backward, and the breach 35 by setting relatively The a pair of sidewalls 351 put and the rear wall 352 being connected with the offside wall 351 enclose and set to be formed and in the state of forwards open, institute jointly State side wall 351 to extend along the longitudinal direction, the rear wall 352 is connected with the rear end of side wall 351 so that the opening of breach 35 is facing forward.Institute State a pair of sidewalls 351 and be located at correspondence CC terminals and/or SBU terminals outside, and positioned at the inner side of corresponding power supply terminal, that is, On horizontal direction, for the side wall 351 is compared to its neighbouring CC terminal or SBU terminals, farther away from metallic shield piece 3 Central shaft.

In the longitudinal direction, the rear wall 352 is located at second groove 1231（Or first groove 1132）Interior rear wall 1232 rears are concordant with interior rear wall 1232, namely the metallic shield piece 3 rear wall 352 on direction from back to front not More than the groove（First groove or the second groove）Rear inwall.In other embodiments, the rear wall 352 also can at least position In the preceding inwall of the groove（Such as preceding inwall 1233 of the second groove 1231）Rear, makes to form exhausted through filling in groove The plastic cement of edge body 13.It is arranged such, region setting institute corresponding with four signal terminals in the middle of the metallic shield piece 3 State breach 35（Lack material）, only retain high-speed-differential to the corresponding region of terminal, while reserved high-frequency signal integrity, can With the mobility for increasing the filling of insulating body 13, full reality, it is ensured that product function under high current and/or big voltage environment is steady It is fixed.

The both sides that the metallic shield piece 3 is gone up in transverse direction also have stopper slot 36 and before the stopper slot 36 respectively The limited block 37 of both sides afterwards.

During assembling, the metallic shield piece 3 is folded between the body 12 of the first noumenon 11 and second, wherein metal screen Cover holding part 32 described in a pair of piece 3 to be inserted upwardly into corresponding first depressed part 1123 of the first noumenon 11, the installation foot 33 It is downwardly into and is positioned in the corresponding mounting hole 1222 of the second body 12 and be attached on circuit board, so as to by metal screen Cover the strong fix of piece 3 between the body 12 of the first noumenon 11 and second.The protruded stigma 1112 of the bottom of the first noumenon 11 is located at institute State in the breach 35 of metallic shield piece 3, and enter in the groove 1211 of the second body 12 through the breach 35.In other realities In applying example, the bearing of trend of the holding part 32 and installation foot 33 also can with above-mentioned bearing of trend conversely, so that holding part 32 with Second body 12, installation foot 33 are inserted with the first noumenon 11 and coordinated.The rear end of the metallic shield piece 3 is limited in the limiting section 1121 front, the stop part 1131 of the both sides of the first noumenon 11 is extended down into corresponding stopper slot 36, and front and rear Limited by two limited blocks 37 of homonymy on direction, so that metallic shield piece 3 is located between the pair of stop part 1131.

The latch part 34 of the metallic shield piece 3 outwards stretches out the body 12 of the first noumenon 11 and second, and be embedded in institute State in insulating body 13, the outside portion of the main part 31 is exposed to the outside of insulating body 13.

Refer to shown in Fig. 1, the shielding casing 4 is overall to be set in ellipse tubulose and be coated on the periphery of terminal base 1.Institute State shielding casing 4 have bent downwards from its roof incline a pair of banking stops 41 for extending and from its roof and/or bottom wall to A prominent at least convex architecture 42 in its tubular space, the banking stop 41 is extended down into corresponding mating holes 1127, The convex architecture 42 is protruded into the corresponding locating slot 1333.The both sides of the shielding casing 4 have some to downward The installation foot 43 stretched is so that socket connector 100 is fixed on circuit board.

It should be understood that, although the present specification is described in terms of embodiments, but not each implementation method only includes one Individual independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art will should say Used as an entirety, technical scheme in each implementation method can also be through appropriately combined, and forming those skilled in the art can for bright book With the other embodiment for understanding.

The a series of tool described in detail only for feasibility implementation method of the present utility model of those listed above Body illustrates that they are simultaneously not used to limit protection domain of the present utility model, all to be made without departing from the utility model skill spirit Equivalent implementations or change should be included within protection domain of the present utility model.

Claims (10)

1. a kind of socket connector, its conducting terminal and setting for including terminal base, being arranged at into two rows in the terminal base Metallic shield piece between two row's conducting terminals, the two rows conducting terminal is corresponding and reverse arrangement, often arranges conducting terminal Two couple for be provided with a pair of ground terminals, a pair of power source terminals, being located between corresponding ground terminal and power supply terminal respectively is high Four piece signal terminals of the speed difference point to terminal and between the pair of power supply terminal, it is characterised in that：The metal screen The centre position for covering piece front end is recessed to form a breach backward, the breach by a pair of sidewalls for being oppositely arranged and with the offside wall Connected rear wall is enclosed and sets to be formed and in the state of forwards open jointly, and the breach is arranged on the metallic shield piece and four The corresponding regional location of signal terminal.

2. socket connector as claimed in claim 1, it is characterised in that：The pair of side wall is respectively positioned on four in a lateral direction The outside of root signal terminal.

3. socket connector as claimed in claim 2, it is characterised in that：The pair of side wall is located at respectively in a lateral direction The inner side of corresponding power supply terminal.

4. socket connector as claimed any one in claims 1 to 3, it is characterised in that：The terminal base also includes difference Fix the insulating body of first, second body and injection moulding of two row's conducting terminals on the first noumenon and the second body, institute State first, second body and be respectively equipped with first, second groove run through along short transverse, the first, second groove phase To setting.

5. socket connector as claimed in claim 4, it is characterised in that：The rear wall is located at least in described first, second and leads to The preceding inwall rear of groove is so as to can run through the plastic cement that filling forms the insulating body in first, second groove.

6. socket connector as claimed in claim 4, it is characterised in that：The rear wall is located at described the in the longitudinal direction First, the interior rear wall rear of the second groove or concordant with the interior rear wall.

7. socket connector as claimed in claim 6, it is characterised in that：The insulating body have leading section, rearward end and The convergence part between the leading section and rearward end is connected to, the convergence part is coated on the outside of first, second body, And fill the first groove and the second groove, by conducting terminal and metallic shield piece bag in first, second groove Wrap up in.

8. socket connector as claimed in claim 4, it is characterised in that：The first noumenon has from the downward projection in its bottom The protruded stigma of formation, second body is provided with a groove coordinated for protruded stigma insertion.

9. socket connector as claimed in claim 8, it is characterised in that：The protruded stigma is located at the breach of the metallic shield piece It is interior, and enter in the groove through the breach.

10. socket connector as claimed in claim 4, it is characterised in that：The metallic shield piece have respectively with first The holding part and installation foot of body or the second body fits.