CN103515790B - Connector assembly - Google Patents

Abstract

A kind of connector assembly (1000), it includes pin connector (100) and the socket connector (200) docked with described pin connector, described pin connector and described socket connector all include insulating body (11, 21), some conducting terminals (12 secured on insulating body, 25) and be coated with the metal shell (17 of described insulating body, 27), described pin connector also has the optical module (13) being assembled on described insulating body, the butt end (1716) of the metal shell of described pin connector is provided with breach (1715), the insulating body of described socket connector is provided with the projection (216) coordinated with described breach.

Description

Connector assembly

[technical field]

The present invention relates to a kind of connector assembly transmitting light electric signal.

[background technology]

USB (universal serial bus) (Universal Serial Bus, USB) interface is as the input/output interface of a kind of standard, has been widely used in the design of numerous electronic equipment.1994,7 world-renowned computers such as Intel, Compaq, numeral, IBM, Microsoft, NEC, Northern Telecom and communication company combined and have set up USB association (USB-IF), tentatively set up USB interface specification.Up to the present, the version such as USB association successively issue 1.0,1.1,2.0 and 3.0, and the transfer rate of USB is also little by little being improved.Along with development and the progress of technology of electronics industry, people are still improving the transfer rate of USB with being continually striving to, and the most someone develops a kind of optical signal that transmits to improve the USB connector of transfer rate further.

Announce CN201478499U patent such as Chinese patent and disclose the pin connector of a kind of transmission optical signal including 4 lens.But the specification of the USB connector of the transmission optical signal of each manufacturer design is different, the most different for transmitting the number of lenses of optical signal, but profile is similar.Therefore, the above-mentioned pin connector once different size is mispluging with socket connector, although may be inserted into, but not mating due to number of lenses, and when both mutual timings, data will be unable to transmission, even causes the damage etc. of lens to lose.

Therefore, it is necessary to improve to overcome its defect to connector assembly of the prior art.

[summary of the invention]

A kind of connector assembly with Anti-misplugging structure of offer is provided.

For reaching above-mentioned purpose, the present invention adopts the following technical scheme that a kind of connector assembly, it includes pin connector and the socket connector docked with described pin connector, described pin connector and described socket connector all include insulating body, some conducting terminals secured on insulating body and be coated with the metal shell of described insulating body, described pin connector also has the optical module being assembled on described insulating body, the butt end of the metal shell of described pin connector is provided with breach, the insulating body of described socket connector is provided with the projection coordinated with described breach.

Compared with prior art, there is advantages that the pin connector after improvement can effectively prevent grafting mistake, it is to avoid due to unnecessary losses such as the adapter damages that grafting mistake is brought.

[accompanying drawing explanation]

Fig. 1 is the three-dimensional combination figure of pin connector of the present invention.

Fig. 2 is the exploded view of pin connector shown in Fig. 1.

Fig. 3 is another angular views of pin connector shown in Fig. 2.

Fig. 4 is the three-dimensional view of the insulating body being assembled with conducting terminal and optical module in pin connector shown in Fig. 1.

Fig. 5 is the part assembling figure of pin connector shown in Fig. 1.

Fig. 6 is the three-dimensional exploded view of the socket connector docked with pin connector shown in Fig. 1.

Fig. 7 is another angular views of socket connector shown in Fig. 6.

Fig. 8 be connector assembly of the present invention undocked time three-dimensional view.

Fig. 9 is the three-dimensional view during docking of connector assembly shown in Fig. 8.

Figure 10 is the cut-away view along A-A direction of the connector assembly shown in Fig. 9.

Figure 11 is the cut-away view along B-B direction of the connector assembly shown in Fig. 9.

[detailed description of the invention]

Referring to Fig. 8 to Figure 11, connector assembly 1000 of the present invention includes pin connector 100 and the socket connector 200 docked with described pin connector 100.Pin connector 100 includes the metal shell 17 with butt end 1716, and butt end 1716 is provided with breach 1715, and the insulating body 21 of socket connector 200 is provided with the projection 216 coordinated with breach 1715.

Refer to Fig. 1 to Fig. 5, pin connector 100 includes insulating body 11, the some conducting terminals 12 being contained in insulating body 11, the optical module 13 being arranged on insulating body 11, the cable 14 being electrically connected with conducting terminal 12 and optical module 13, the elastic component 18(being clamped between insulating body 11 and optical module 13 elastic component 18 in the present embodiment is spring), the pedestal 115 being retained on insulating body 11, the optical fiber 19 being connected with optical module 13, the metal shell 17 of coated insulation body 11 and pedestal 115, the protecgulum 15 that is located on outside metal shell 17 and the metal shell 17 after being coated on assembling and the insulation shell 16 outside protecgulum 15.

Insulating body 11 includes the hyoplastron 112 that the front end of main part 111 and main body 111 extends forward.The upper surface of insulating body 11 is provided with holding slot 1112 and two two grooves 1111 being separated from each other formed that extend forward from holding slot 1112 and be divided into two.Holding slot 1112 is located at the top of main part 111, and groove 1111 is located at the top of hyoplastron 112 rear end, and holding slot 1112 is through with groove 1111.The lower section of main part 111 is provided with the host cavity 1113 housing pedestal 115, and pedestal 115 is fixed in host cavity 1113.The front end concave downward of the upper surface of hyoplastron 112 is provided with an accepting groove 1121 and and is positioned at accepting groove 1121 rear the fluting 1122 connected with accepting groove 1121.Accepting groove 1121 also connects with aforementioned grooves 1111.Accepting groove 1121 relatively groove 1111 is deep.Fluting 1122 is positioned at aforementioned grooves 1111 front medial location.Being provided with locating dowel 1221 in this fluting 1122, the rear end of elastic component 18 houses and is fixed in fluting 1122, and locating dowel 1221 is inserted in elastic component 18.The centre position, front end of hyoplastron 112 upwardly extends formation one front wide and rear narrow substantially v-shaped stop block 1124.Cover plate 113 is installed on above hyoplastron 112 rear portion, for hiding the optical fiber 19 being contained in groove 1111.

The arrangement of conducting terminal 12 meets USB3.0 transmission standard, and it includes the first terminal 121 and the second terminal 122, and the first terminal 121 and the second terminal 122 line up two rows.

The first terminal 121 is directly assembled to insulating body 11, and the second terminal 122 first fits together with pedestal 115, is then assembled in the host cavity 1113 of insulating body 11 by pedestal 115.In other embodiments, this first terminal 121 can be inlayed to bury and be molded in insulating body 11, this second terminal 122 can first inlay bury be molded on pedestal 115 after be together assembled on insulating body 11 with pedestal 115 again.

Cable 14 includes wire group 141, the insulated hull 143 being coated on wire group 141 and Stress Release portion 142.

Optical module 13 is assembled in the accepting groove 1121 of insulating body 11, the pedestal 130 that it slides in being included in the accepting groove 1121 of insulating body 11 along the longitudinal direction, four lens 133 being arranged on pedestal 130.Optical fiber 19 is of coupled connections with lens 133.The centre position, front end of pedestal 130 is provided with matches with stop block 1124 and front wide and rear narrow V-shaped groove 132.Four lens 133 are respectively arranged the left and right sides of the V-shaped groove 132 in pedestal 130.Optical fiber 19 extends in groove 1111 from holding slot 1112, and coupling is linked to lens 133 rear end, thus provides high speed optical signal to transmit.

The rear end of pedestal 130 is provided with the projection 136 of a projection backward, and the front end of elastic component 18 is fixed on projection 136, therefore this elastic component 18 is clamped between insulating body 11 and pedestal 130, such pedestal 30 can move toward fore-and-aft direction.

Optical module 13 lays respectively at insulating body about 11 both sides with the first terminal 121 and the second terminal 122, and the lens 133 in the pedestal 130 of optical module 13 are positioned at the first terminal 121 and the front of the second terminal 122.Use above-mentioned method for designing, the volume of whole pin connector can be reduced, and facilitate the assembling of each assembly.

Metal shell 17 is made up of sheet metal, and its coated insulation body 11, to provide fine shield effectiveness, has the butt end 1716 that the socket connector 200 with docking is connected, and metal shell 17 includes upper casing 172 and the lower casing 171 assembled up and down.This lower casing 171 includes that the rectangular frame 1711 in cross section and cross section become the extension 1712 of U-shaped.Frame 1711 has host cavity 1710.The lower wall 1713 of lower casing 171 reaches the effect of fool proof when butt end 1716 is provided with rectangular indentation 1715 for docking with butt-joint socket adapter 200.

What protecgulum 15 was hollow has the rectangle frame housing frame 150, protecgulum 15 its to be sheathed on metal shell 17 outer and be contained in insulation shell 16.

During assembling, the insulating body 11 after containing conducting terminal 12 inserts in lower casing 171, and the front portion of main part 111 and hyoplastron 112 are inserted in the host cavity 1710 of frame 1711, and main part 111 rear portion is placed in extension 1712.Wire group 141 in cable 14 is electrically connected at conducting terminal 12 rear end, and upper casing 172 is assembled in from top to bottom on the extension 1712 of lower casing 171 rear end and is clasped by the binding block 1714 on lower casing 171 sidewall and the fastening hole 1724 on upper casing 172 sidewall.Protecgulum 15 is looped around on the outer wall of metal shell 17, and rear end has round-meshed insulation shell 16 from rear to the front metal shell 17 being assembled in after above assembling, protecgulum 15, the extension 1712 of upper casing 172 and lower casing 171 is coated with in the inner.

Refer to Fig. 6 to Fig. 8, the socket connector 200 docked with above-mentioned pin connector, it includes insulating body 21, the some conducting terminals 25 being immobilizated in insulating body 21, the metal shell 27 being coated on insulating body 21 periphery and the optical fiber 24 being assembled on insulating body.

Insulating body 21 includes the first collets 211 and the second collets 212 fitted together.Second collets 212 are contained in the first collets 211, are arranged such, it is easy to be installed on insulating body 21 by conducting terminal 25.

First collets 211 include base portion 213, the hyoplastron 214 extended forward from base portion 213 and base plate 215.Hyoplastron 214 lower surface be downwardly projected formation projection 216 to coordinate with the breach 1715 of pin connector 100, projection 216 afterbody is connected with base portion 213.Base plate 215 extends forward formation from the bottom of base portion 213, and the projection 216 of hyoplastron 214 lower surface keeps at a certain distance away with base plate 215.

Being provided with in base portion 213 and run through before and after base portion 213 in order to mounted lens (not shown) and the through hole 235 of optical fiber 24, through hole 235 is positioned at above hyoplastron 214.Lens are installed on through hole 235 foremost, and its rear end is connected with the optical fiber 24 in through hole 235.Lens on socket connector 200 can realize optical delivery with the lens 133 in pin connector 100.The rear end of base portion 213 is additionally provided with the fixture block 217 coordinated with the protecgulum 2731 on metal shell 27, and the sidewall 210 of base portion 213 caves inward and forms the fastening hole 212 coordinated with the binding block 221 on the second collets 212.Hyoplastron 214 includes the free end 241 relative with base portion 213, houses the host cavity 242 of the second collets 212 and the resettlement section 243 between free end 241 and host cavity 242.Resettlement section 243 includes some extensions along the longitudinal direction and the recess 2431 with host cavity 242 connection of left-right situs arranged in parallel and some protuberances 2432 being formed between adjacent two recesses 2431.

Second collets 212 are L-shaped, and it includes afterbody 220 and the tongue 222 being contained in host cavity 242 extended forward from afterbody 220, and the sidewall of afterbody 220 is provided with the binding block 221 engaged with the first collets 211.Second collets 212 also include respectively from upper and lower surface (non-label) cave inward formed some the first terminal accepting groove the 2251, second terminal containing slots 2252 in order to house conducting terminal 25.Tongue 222 front end cave inward formed recess 223.

Conducting terminal 25 includes some the first terminals 251 and some second terminals 252.The first terminal 251 include the first main part 2511, from first main part 2511 end extend in overshooting shape and have resilient first contact site 2512 and the first kink 2513 extended downward vertically from first main part 2511 other end.First kink 2513 is perpendicular to the first main part 2511.The first terminal 251 is provided with and shrinks the first weld part 2516 in order to be soldered to circuit board extended from the first kink 2513 end the most further.

Second terminal 252 includes the second main part 2521, flat second contact site 2522 extended from the second main part 2,521 1 end and bends downwards the second kink 2523 of extension from second another end of main part 2521.Second kink 2523 is perpendicular to the second main part 2521, and the plane at the second kink 2523 place is also perpendicular to the second main part 2521.Second kink 2523 shrinks the second weld part 2526 being extended with to be soldered to circuit board further downward.Cave in respectively inwards and form the first terminal groove 2251 and the second terminal groove 2252 of accommodating second terminals 252 housing the first terminal 251 in second collets 212 above and below.

Metal shell 27 is hollow form, and metal shell 27 is installed on the base portion 213 of the first collets 211, and is coated on outside hyoplastron 214 and the second collets 212 of being installed in hyoplastron 214 host cavity 242.The outside of metal shell 27 coated insulation body 21 and form the accommodation space 270 that houses insulating body 21.The through hole 235 of the first collets 211 communicates with accommodation space 270, is arranged such, and optical fiber 24 can be exposed to forward in accommodation space 270.Roof 271, diapire 272 and sidewall 273 all protrude out to accommodation space 270 at least provided with one, in order to coordinate the shell fragment 2721 making pin connector 100 can stably be immobilizated in accommodation space 270 with pin connector 100.

During assembling, the first terminal the 251, second terminal 252 is assembled on the second collets 212 respectively the first terminal groove 2251 and second terminal groove 2252 of correspondence.Again by being assembled with the first terminal, the second collets 212 of the second terminal 251,252 are contained in the accepting groove 242 on the first collets 211, the second contact site 2522 on second terminal 252 is contained in the recess 2431 of hyoplastron 214 front end of the first collets 211, and four optical fiber 24 are fixed on insulating body 21 rear end.Being assembled on metal shell 27 by insulating body 21 after above-mentioned assembling, the diapire 272 of metal shell 27 inserts between projection 216 and base plate 215 again, and the fixture block 217 on the first collets 211 snaps in the bayonet socket 2731 on metal shell 27.So far, socket connector 200 is completed.

Referring to Fig. 8 to Figure 11, when pin connector 100 docks with socket connector 200, the breach 1715 of pin connector 100 butt end 1716 coordinates with the projection 216 on the insulating body 21 on socket connector 200.When socket connector 200 docks with general adapter, the pin connector front end of docking does not has breach 1715, in the pin connector then docked just cannot be plugged into socket connector 200 thus cannot interworking.

Claims (8)

1. a connector assembly, it includes pin connector and the socket docked with described pin connector Adapter, described pin connector and described socket connector all include insulating body, some secure to absolutely Conducting terminal on edge body and be coated with the metal shell of described insulating body, described pin connector also has There is the optical module being assembled on described insulating body, it is characterised in that: the metal of described pin connector The butt end of shell is provided with breach, and the insulating body of described socket connector is provided with and coordinates with described breach Projection, the metal shell of described pin connector includes the upper casing that lower casing and lid are located on lower casing, described Pin connector also has outside metal described in the annular protecgulum and covered section being set in outside described metal shell Shell and the insulation shell of protecgulum, described protecgulum is coated on described upper casing and lower casing junction, and described socket is even The insulating body connecing device includes the first collets and the second insulation fitted together with described first collets Block, described projection is positioned on described first collets, and described first collets include base portion and from described The hyoplastron that base portion extends forward, described projection is downwardly projected by the lower surface of described hyoplastron and is formed, described convex The afterbody of block is connected with described base portion.

2. connector assembly as claimed in claim 1, it is characterised in that: after described insulation shell molding It is assembled to outside described metal shell and protecgulum, makes the described insulation shell front inner surface described protecgulum of laminating Outer surface, described insulation shell front port flushes with described protecgulum front port.

3. connector assembly as claimed in claim 1, it is characterised in that: described first collets also wrap Include the base plate extended forward from the bottom of described first collets, be spaced between described base plate and described projection One segment distance.

4. connector assembly as claimed in claim 1, it is characterised in that: described pin connector also wraps Include the optical fiber being connected to optical module.

5. connector assembly as claimed in claim 4, it is characterised in that: described pin connector also wraps Including elastic component, described elastic component is clamped between described insulating body and described optical module.

6. connector assembly as claimed in claim 1, it is characterised in that: leading of described pin connector Electric terminal includes the first terminal and the second terminal lining up two rows.

7. connector assembly as claimed in claim 6, it is characterised in that: described optical module and first Terminal, the second terminal lay respectively at the upper and lower sides of insulating body.

8. connector assembly as claimed in claim 7, it is characterised in that: if described optical module includes Dry lens, described lens are positioned at described the first terminal, the front of described second terminal.