CN105932459B

CN105932459B - USB c-type pin connectors

Info

Publication number: CN105932459B
Application number: CN201610397762.9A
Authority: CN
Inventors: 张明超; 张�杰
Original assignee: Luxshare Precision Industry Chuzhou Ltd
Current assignee: Luxshare Precision Industry Chuzhou Ltd
Priority date: 2016-06-01
Filing date: 2016-06-01
Publication date: 2018-07-13
Anticipated expiration: 2036-06-01
Also published as: CN105932459A

Abstract

The present invention relates to a kind of USB c-types pin connectors, it includes an insulating body, one upper terminal module, once terminal module and a front metal shell body, the USB c-types pin connector further includes an insulating sheath, the front metal shell body protrudes out forward insulating sheath, two locking plates insulating sheath lantern ring hollow before and after including and extended back from lantern ring top and bottom end, before the lantern ring is locked on the outside of metal shell, one locking plate is located on the upside of upper collets, another locking plate is located on the downside of lower collets, two locking plate and upper collets, the block button hole being fastened togather and buckle block are equipped between lower collets, improve the structural strength of USB c-type pin connectors.

Description

USB c-type pin connectors

Technical field

The present invention relates to a kind of USB c-types pin connector more particularly to a kind of USB c-type plugs with terminal module Connector.

Background technology

Traditional USB c-type pin connectors include gold before an insulating body, two-terminal module, two metal earthing sheets, one Metal shell after category shell and one, insulating body is equipped with a butt hole, for accommodating the hyoplastron of socket connector, each Terminals Die Group includes row's conducting terminal and the collets being molded on conducting terminal, after two-terminal module is fixed together up and down, then It is assembled on insulating body forward.Conducting terminal has the contact site for extending forwardly to butt hole, for being connect with socket connector It touches.Two ground strips are individually fixed in the upper and lower surface of insulating body, and each ground strip is equipped with the arc abutment arms extended forward, absolutely Edge ontology is equipped with the through-hole passed through for abutment arms, and abutment arms protrude into butt hole, to be pressed on socket connector, ground strip Outside with function of shielding, the retentivity to socket connector can also be provided by abutment arms.Front metal shell body and rear metal-back Body accommodates insulating body and terminal module respectively, provides signal shielding effect, when research staff does oscillometry, finds conducting end The signal cross-talk of son is serious, may influence the transmission of signal.

Invention content

The object of the present invention is to provide a kind of USB c-type pin connectors for having and improving structural strength.

To realize that foregoing purpose, the present invention adopt the following technical scheme that：A kind of USB c-types pin connector comprising one Insulating body, a upper terminal module, once terminal module and a front metal shell body, the insulating body includes top, bottom, company The opposite sides portion of top and bottom and the butt hole being formed between top, bottom and both sides, fixed space are connect, it is described Butt hole is located in front of fixed space, and the upper terminal module includes collets and being insert molded on be assembled in insulating body one In arranging terminal on the one of upper collets, the lower terminal module includes being assembled in the collets once of insulating body and being insert molded In row's terminal once of lower collets, each terminal has the contact site for being located at butt hole and is exposed to insulating body and upper insulation Weld part on the outside of block, lower collets, the upper collets, lower collets have be fixed on forward fixed space front end and The rear end of insulating body is protruded from backward, and the front metal shell body is coated on the outside of insulating body, and the USB c-types plug connects It further includes an insulating sheath to connect device, and the front metal shell body protrudes out forward insulating sheath, during the insulating sheath includes front and back An empty lantern ring and two locking plates to extend back from lantern ring top and bottom end, the lantern ring are locked on the external side of front metal shell, A wherein locking plate is located on the upside of upper collets, and another locking plate is located on the downside of lower collets, two locking plate and upper insulation Block, lower collets rear end between be equipped with the block button hole that is fastened togather and buckle block.

USB c-types pin connector of the present invention further includes an insulating sheath, and the front metal shell body protrudes out forward insulation Two locking plates that sheath a lantern ring hollow before and after including at the insulating sheath and is extended back from lantern ring top and bottom end, institute It states lantern ring and is locked on the external side of front metal shell, a locking plate is located on the upside of upper collets, and another locking plate is located under lower collets Side, two locking plate and upper collets, lower collets rear end between be equipped with the block button hole that is fastened togather and buckle block, Insulating sheath is fixed together preceding metal and upper terminal module, lower terminal module, improves the knot of USB c-type pin connectors Structure intensity.

Description of the drawings

Fig. 1 is the stereoscopic schematic diagram of USB c-types pin connector of the present invention.

Fig. 2 is the stereoscopic schematic diagram of USB c-types pin connector of the present invention, metal shell after not showing.

Fig. 3 is the stereoscopic schematic diagram of USB c-types pin connector of the present invention, and display front metal shell body is detached with insulating sheath It opens.

Fig. 4 be USB c-types pin connector of the present invention stereoscopic schematic diagram, do not show front metal shell body, insulating sheath and Metal shell afterwards.

Fig. 5 is the stereoscopic schematic diagram of USB c-types pin connector insulating body of the present invention.

The stereogram exploded view that Fig. 6 is USB c-types plug connector terminals module of the present invention, grip tab, connection sheet separate.

Fig. 7 is the view of another angles of Fig. 6.

Fig. 8 is USB C pin connectors conducting terminal of the present invention and the mutually matched stereoscopic schematic diagram of connection sheet.

Fig. 9 is the stereoscopic schematic diagram of another angles of Fig. 8.

Figure 10 is the stereogram exploded view of USB c-types pin connector of the present invention.

Figure 11 is the stereoscopic schematic diagram of USB c-types pin connector metal earthing sheet of the present invention.

Specific implementation mode

Please refer to Fig.1 to shown in Figure 11, USB c-types pin connector 100 of the present invention supports positive anti-plug, to a socket Connector（It is not shown）Docking a comprising insulating body 10, two metal earthing sheets 20, upper terminal module 31, lower terminal module 32, two metal clamping pieces 40, one first metal connecting sheet 51, one second metal connecting sheet 52, a metal latch cramp 60, preceding metal Shell 70, an insulating sheath 80 and rear metal shell 90.

Insulating body 10 includes 11, one bottom 12 of a top, both sides 13, a butt hole 14, a fixed space 15 and one Partition board 16.Butt hole 14 and fixed space 15 are formed between top 11, bottom 12 and both sides 13, and butt hole 14, which is located at, to be fixed 15 front of space, between butt hole 14 and fixed space 16, partition board 16 has connection butt hole 14 and fixes empty partition board 16 Between 16 several straight slots 162.

Top 11 is equipped with one first groove 111 with the outer surface of bottom 12 and is connected to the first groove 111 and butt hole 14 The outer surface of several through-holes 112, both sides 13 is equipped with one second groove 132, top 11 and side 13 and bottom 12 and side 13 Junction be equipped with a third groove 113, third groove 113 is connected to the first groove 111 and the second groove 132, in front-rear direction On, the width of the first groove 111 and the second groove 132 is more than third groove 113.

Top 11 is additionally provided with the block button hole 18 being connected to fixed space 15 with the rear portion of bottom 12.Both sides 13 be equipped with it is right The container 134 of the connection of hole 14 is connect, 134 front end of container is connected to the second groove 132, and side 13 is run through in rear end.

The structure of two metal earthing sheets 20 is symmetrical above and below, and is spaced apart, and each ground strip 20 includes being fixed on insulating body The second sheet body 22 and the third sheet body in third groove 113 of the first sheet body 21, the second groove 132 in 10 first grooves 111 23, the first sheet body 21, the second sheet body 22, third sheet body 23 and insulating body 10 outer surface tend to be coplanar.

The outer surface of first sheet body 21 is equipped with the convex closure 210 being pressed on front metal shell body 70, the first sheet body 21 and second The width of sheet body 22 in the longitudinal direction is more than third sheet body 23, can be loosened to avoid about 20 ground strip, before the first sheet body 21 The left and right sides at end have backward reflexed extend two arc abutment arms 212, abutment arms 212 via insulating body 10 through-hole 112, retentivity is provided to be pressed on socket connector into butt hole 14, since abutment arms 212 are that reflexed prolongs backward It stretches to be formed, there is preferably elasticity, improve elastic recovery, service life can be extended.

Upper terminal module 31 and lower terminal module 32 are assembled to each other, and upper terminal module 31 includes upper collets 311 And be insert molded in upper row's terminal 312 in upper collets 311, lower terminal module 32 includes lower collets 321 and is insert molded In lower row's terminal 322 in lower collets 321.Each terminal 312,322 has the contact site 313,323 for being located at front end and is located at The weld part 314,324 of rear end, contact site 313,323 extend anteriorly out collets 312, lower collets 322, originally into insulation The butt hole 14 of body 10 is located at the rear of the abutment arms 212 of ground strip 20, to be docked with socket connector.

The weld part 314 of upper row's terminal 312 is arranged in a row, and 311 upside of collets is exposed to, to be welded on cable Together, the weld part 324 of lower row's terminal 322 lines up another row, 321 downside of lower collets is exposed to, to be welded on cable Together.Each weld part 314,324 is additionally provided with a perforative mounting hole 315,325 up and down, upper collets 311 and lower collets 321 are respectively equipped with the via 3115,3215 with mounting hole 315,325 consistencies from top to bottom.

Upper row's terminal 312 totally 4, including two ground terminals 3121 and two signals between two ground terminal 3121 Terminal 3122.Lower row's terminal 322 totally 7, including 3 ground terminals 3221 and between every adjacent two ground terminal 3221 Two signal terminals 3222.Have outward positioned at the ground terminal 3121,3221 in outside in upper row's terminal 312, lower row's terminal 322 The lug 3125,3225 of protrusion.

Upper collets 311, lower collets 321, which have, to be forwardly inserted in the front end in 10 fixed space 15 of insulating body 315,325 and the rear end 316,326 of insulating body 10 is protruded from backward, front end 315,325 and rear end 316,326 appearances Face is respectively equipped with buckle block 317,327, and the buckle block 317,327 of front end 315,325 is snapped in the corresponding card of insulating body 10 In button hole 18, contact site 313,323 enters butt hole 14 by straight slot 162, to be docked with socket connector.

Upper collets 311,321 rear end 316,326 of lower collets both sides be equipped with consistency from top to bottom locating slot 318,328 And it blocks in the side arm 319,329 in 318,328 outside of locating slot, rear end and upper collets 311, the lower insulation of side arm 319,329 Block 321 is connected, and locating slot 318,328 runs through forward and up and down upper collets 311, lower collets 321.Ground terminal 3121, 3221 lug 3125,3225 passes through locating slot 318,328, protrudes from side arm 319,329 lateral surfaces.

Clamping piece 40 is upright sheet, including a base portion 41, the upper end arms 42 to extend back from base portion 41, intermediate arm 43, Lower arm 44, intermediate arm 43 are spaced apart up and down between upper end arms 42 and lower arm 44, and 42 rear end of upper end arms has under The protrusion 421 of side, 43 rear end of intermediate arm have upward with the protrusion of lower section 431, and lower arm 44 has upward convex Portion 441,421,431,441 consistency from top to bottom of each protrusion.

Clamping piece 40 is plugged in backward in the locating slot 318,328 of collets 311 and lower collets 321, upper row's terminal The lug 3125 of 312 ground terminal 3121 is clamped between end arms 42 and intermediate arm 43, the ground terminal of lower row's terminal 322 The lug 3225 of son 3221 is clamped between lower arm 44 and intermediate arm 43, promotes upper terminal module 31 and lower terminal module 32 It is positioned together by clamping piece 40, while making 3122,3221 short circuit of ground terminal of row's terminal 312 and lower row's terminal 322 Together, improve earthing effect.Base portion 41 protrudes out forward side arm 319,329, is convenient for the assembling of clamping piece 40.

It please refers to shown in Fig. 8 and Fig. 9, the first metal connecting sheet 51 and the second metal connecting sheet 52 disconnect, and respectively include pressing from both sides Hold horizontal plate 511,521 between upper collets 311 and lower collets 321 and upward from horizontal plate 511,521 left and right ends Bending extend two on inserted sheet 513,523 and bend downward twice inserted sheets 514,524 of extension.The water of first metal connecting sheet 51 Plain film 511 is located at 521 rear of horizontal plate of the second metal connecting sheet 52, and the two is located at same level.

After inserted sheet 513 crosses the vias 3115 of collets 311 on the two of first metal connecting sheet 51, the row of being inserted in end Two ground terminals, 3121 mounting hole 315 of son 312 is inserted in after twice inserted sheets 514 cross the via 3215 of lower collets 321 Lower row's terminal 322 is located at two ground terminals, 3221 mounting hole 325 in outside, and four ground terminals 3121,3221 is promoted to pass through First metal connecting sheet, 51 short circuit together, forms earth-return circuit, reduces signal cross-talk, improve signal transmission performance.

After inserted sheet 523 crosses the vias 3115 of collets 311 on the two of second metal connecting sheet 52, the row of being inserted in end Two signal terminals, 3122 mounting hole 315 of son 312 is inserted in after twice inserted sheets 524 cross the via 3215 of lower collets 321 Lower row's terminal 322 is located inside the 2nd, two signal terminals, 3222 mounting hole 325 at 6 positions, promotes the four supported signals terminal 3122,3222 is short-circuit together by the second metal connecting sheet 52, realizes the positive and negative plugging function of USB c-types pin connector 100.

Grip tab 60 includes a horizontal body piece 61 and the main body being clamped between upper collets 311 and lower collets 321 A pair of catches arm 62 that 61 left and right ends of piece extend forward, lock catch arm 62 are contained in 10 container 134 of insulating body, and front end has The latch portion 63 in butt hole 14 is protruded into, to latch on socket connector.

Front metal shell body 70 is hollow tubular structure, is set in 10 outside of insulating body, 70 rear end of front metal shell body is set There are block button hole 71 and shrapnel 72, upper collets 311 to be snapped in corresponding buckle one by one with the buckle block 317,327 of lower collets 321 In hole 71.

Insulating sheath 80 is sheathed on backward on front metal shell body 70, and front metal shell body 70 is forwardly convex in insulating sheath 80, To be plugged in socket connector.Insulating sheath 80 is including a front and back hollow lantern ring 81 and respectively from 81 top of lantern ring and bottom Hold two positioning plates 82 to extend back and the locking plate 83 between two locating plate 82, locking plate 83 and positioning plate 82 or so Be spaced apart, between be formed with slit 85, the shrapnel 72 of front metal shell body 80 is upward through slit 85, is compressed with rear metal shell 98 Contact.Positioning plate 82 and locking plate 83 be pressed against in the up-down direction collets 311 and lower collets 321 rear end 316, On 326, increase the fixing intensity of upper terminal module 31, lower terminal module 32.Locking plate 83 is equipped with upper and lower perforative block button hole 832,71 consistency from top to bottom of block button hole with front metal shell body 70, on upper collets 311 and 321 rear end 316,326 of lower collets Buckle block 317,327 be also snapped in the block button hole 832 of insulating sheath 80 simultaneously, upper collets 311 and lower collets 321 Side arm 319,329 also and meanwhile be clamped between about 70 two positioning plate 72 of insulating sheath, can limit insulating sheath 70 backward and Downward shift, side arm 319,329 and the outer surface of positioning plate 72 tend to be coplanar.

Metal shell 90 includes upper shell 91 and lower housing 92 afterwards, and upper shell 91 includes roof 911, from roof 911 or so The riveting tail portion that both ends bend downward the upper side wall 912 of extension, front end bends downward the front bulkhead 913 of extension and extends back 914.Lower housing 92 includes bottom wall 921, from 921 left and right ends of bottom wall are folded upward at the lower wall 922 of extension, front end is folded upward at The front bulkhead 923 of extension and the riveting tail portion 924 to extend back.The shrapnel 72 of front metal shell body 70 is pressed on roof 911 and bottom On wall 921, upper side wall 912 is buckled in together with lower wall 922, and front bulkhead 913,923 covers in front of insulating sheath 80, and two An opening 915 has been collectively formed in person, and front metal shell body 70 advances through the opening 915, and riveting tail portion 914,924 exists to riveted On cable.

Although being example purpose, the preferred embodiment of the present invention, the ordinary skill people of this field are had been disclosed for Member will realize in the case where not departing from the scope and spirit of the present invention disclosed in appended claims, various to change Into, increase and substitution be possible.

Claims

1. a kind of USB c-types pin connector comprising an insulating body, a upper terminal module, once before terminal module and one Metal shell, the insulating body include top, bottom, the opposite sides portion for connecting top and bottom and are formed in top, bottom A butt hole, fixed space between portion and both sides, the butt hole are located in front of fixed space, the upper terminal module packet It includes on be assembled in insulating body one collets and is insert molded in arranging terminal, the lower terminal module packet on the one of upper collets It includes the collets once for being assembled in insulating body and is insert molded row's terminal once in lower collets, each terminal, which has, to be located at The contact site of butt hole and be exposed to insulating body and upper collets, the weld part on the outside of lower collets, the upper collets, under Collets, which have, to be fixed on forward the front end of fixed space and protrudes from the rear end of insulating body, the front metal shell backward Body is coated on the outside of insulating body, it is characterised in that：The USB c-types pin connector further includes an insulating sheath, before described Metal shell protrudes out forward insulating sheath, and the insulating sheath includes a front and back hollow lantern ring and from lantern ring top and bottom end Two locking plates to extend back, the lantern ring are locked on the external side of front metal shell, wherein a locking plate is located on the upside of upper collets, Another locking plate is located on the downside of lower collets, two locking plate and upper collets, lower collets rear end between be equipped with card The block button hole being buckled together and buckle block.

2. USB c-types pin connector according to claim 1, it is characterised in that：The locking plate is equipped with block button hole, institute State rear end and be equipped with buckle block corresponding with block button hole, the front metal shell body back end grip locking plate and upper collets, under Between collets, front metal shell body rear end also is provided with block button hole, the block button hole of the locking plate and front metal shell body with it is same One buckle block is fastened togather.

3. USB c-types pin connector according to claim 1, it is characterised in that：The insulating sheath further includes covering certainly Two positioning plates of ring upper end, lower end backward, the locking plate are located between two positioning plate, the upper collets, lower collets Tend to be coplanar with the lateral surface of two positioning plate.

4. USB c-types pin connector according to claim 1, it is characterised in that：The USB c-types pin connector is also Including cladding insulating sheath and upper terminal module, the rear metal shell of lower terminal module, the front metal shell body protrudes out forward Metal shell afterwards has slit between the locking plate and positioning plate, the front metal shell body has after slit and rear gold Belong to the shrapnel of shell contact.

5. USB c-types pin connector according to claim 4, it is characterised in that：Metal shell includes upper casing after described Body and lower housing, the upper shell include roof, from roof left and right ends bend downward the upper side wall of extension, front end is bent downward The front bulkhead of extension and the riveting tail portion to extend back, the lower housing include bottom wall, are folded upward at and prolong from bottom wall left and right ends The riveting tail portion that the lower wall stretched, front end are folded upward at the front bulkhead of extension and extend back, the upper side wall and lower wall card It is buckled together, two front bulkhead covers in front of insulating sheath, and an opening has been collectively formed in the two, and front metal shell body is worn forward Cross the opening.

6. USB c-types pin connector according to claim 1, it is characterised in that：Upper row's terminal, lower row's terminal point There are not be arranged in two ground terminals in outside, each ground terminal has upper and lower perforative mounting hole, the USB c-types plug Connector includes one first metal connecting sheet, and the connection sheet, which has, is inserted in inserted sheet on two in corresponding mounting hole, two underthrusts Piece.

7. USB c-types pin connector according to claim 6, it is characterised in that：First metal connecting sheet has The horizontal plate being clamped between collets and lower collets, inserted sheet is the left and right ends from the horizontal plate on described two It is folded upward at extension, the lower inserted sheet is to bend downward extension from the left and right ends of the horizontal plate.

8. USB c-types pin connector according to claim 6, it is characterised in that：The USB c-types pin connector is also Including the metal clamping piece that upper collets and lower collets are clamped together, the clamping piece is vertical sheet body.

9. USB c-types pin connector according to claim 8, it is characterised in that：The ground terminal has convex to side The lug gone out, the clamping piece are clamped on lug, and the clamping piece includes base portion, extends back from base portion and be spaced apart up and down Upper end arms, intermediate arm, lower arm.

10. USB c-types pin connector according to claim 9, it is characterised in that：The upper collets and lower collets Side arm equipped with locating slot and covering on the outside of locating slot, the clamping piece are assembled in locating slot backward, and the lug is crossed fixed After the slot of position corresponding side arm is protruded to outside.