CN202308644U

CN202308644U - Cable connector

Info

Publication number: CN202308644U
Application number: CN2011204211605U
Authority: CN
Inventors: 李斌; 程卫亚
Original assignee: Kunshan Liantao Electronics Co Ltd
Current assignee: Kunshan Liantao Electronics Co Ltd
Priority date: 2011-10-31
Filing date: 2011-10-31
Publication date: 2012-07-04
Anticipated expiration: 2021-10-31

Abstract

The utility model discloses a cable connector which comprises an insulated body, conducting terminals fixed on the insulated body, a metal casing fixed on the insulated body, and a circuit board, wherein the insulated body comprises a tongue plate; the front end of the tongue plate is provided with a butt part; the conducting terminals comprise a first terminal group and a second terminal group; the first terminal group comprises a tabular first contact part, a first fixed part and a first welding pin; the second terminal group comprises an elastic second contact part, a second fixed part and a second welding pin; the second terminal group comprises two pairs of high-speed differential signal terminals and a grounding terminal positioned in the middle of the two pairs of high-speed differential signal terminals; the circuit board is provided with a first welding zone which is used for respectively being welded with the corresponding cables, and a second welding zone which are respectively welded with the first welding pin and the second welding pin; the second welding zone comprises a plurality of front-end welding parts; the first welding zone comprises a plurality of back-end welding parts; the front-end welding parts are provided with a grounding welding piece which is electrically connected with a grounding terminal welding pin; and the back-end welding parts are provided with at least two separate grounding welding parts which are electrically connected with the grounding welding piece. Thus, the utility model can greatly enhance the welding and assembling efficiency in the mass production process, thereby lowering the cost.

Description

Wire and cable connector

Technical field

The utility model relates to a kind of wire and cable connector, relates in particular to a kind of USB 3.0 category-A wire and cable connectors.

Background technology

In November, 2008, formally accomplish and open issue by USB of new generation 3.0 (ultrahigh speed USB) standard that industry giants such as Intel, Microsoft, Hewlett-Packard, Texas Instrument, NEC, ST-NXP tissue is responsible to define.USB 3.0 standards provide the transmission speed that decuples USB 2.0 and the energy-saving efficiency of Geng Gao, can be widely used in PC ancillary equipment and consumption electronic product.

The development course of USB (Universal Serial Bus USB) standard is following: front page USB 1.0 occurred in 1996, and speed has only 1.5Mb/s; Upgrade to USB 1.1 after 2 years, speed also rises to 12Mb/s greatly; In April, 2000, also widely used at present USB 2.0 releases, and speed has reached 480Mb/s, and still, the speed of USB 2.0 can't satisfy application need already; In November, 2008, USB 3.0 also just arises at the historic moment, and maximum transmission bandwidth is up to 5.0Gb/s.

Defined category-A (A type) socket (Receptacle) and plug (Plug) in USB 3.0 standards, USB 3.0 category-A plugs can dock with USB 2.0 sockets of previous generation are compatible.Compare with the USB 2.0 category-A plugs of previous generation, USB 3.0 category-A plugs have increased by 5 flexible terminals (pin), come to 9 butts.This 5 butt that increases is respectively a pair of high-speed differential signal terminal, earth terminal, a pair of high-speed differential signal terminal.The sub-afterbody of above-mentioned 9 butts extends plug insulating body (housing) rear end; Be used for welding,, need manual work that terminal tails and cable alignment are welded in the welding process usually because the sub-afterbody arrangement of 9 butts is comparatively intensive with corresponding cable; Turn round line easily; Influence production efficiency, the rapid welding assembling also is unfavorable for reducing cost when being unfavorable for volume production.

Therefore, very be necessary to design a kind of wire and cable connector that is easy to the rapid welding assembling, to solve the problems of the technologies described above.

The utility model content

The purpose of the utility model provides a kind of wire and cable connector that makes things convenient for the rapid welding assembling.

For reaching aforementioned purpose; The utility model adopts following technical scheme: a kind of wire and cable connector; Comprise insulating body, be fixed in conducting terminal on the insulating body, be fixed in the metal shell on the insulating body; Said insulating body comprises hyoplastron; The hyoplastron front end has the docking section; Conducting terminal comprises the first terminal group and second terminal group that all extends on the hyoplastron; The first terminal group comprise tabular first contact site that extends on the docking section, with insulating body first fixed part that is fixed together and first welding foot that links to each other with first fixed part; Second terminal group comprise rubber-like second contact site that is positioned at the first contact site rear, with insulating body second fixed part that is fixed together and second welding foot that links to each other with second fixed part, second contact site and first contact site all are positioned at hyoplastron the same side (top of hyoplastron center line), second terminal group comprises two pairs of high-speed differential signal terminals and is positioned at the earth terminal in the middle of said two pairs of high-speed differential signal terminals; Said wire and cable connector also comprises circuit board; Circuit board have first weld zone that is used for welding respectively with corresponding cable and respectively with second weld zone of first welding foot and the welding of second welding foot, said second weld zone comprises spaced some front end weld parts, first weld zone comprises spaced successively some rear ends weld part; Have a ground connection bonding pad that electrically connects with the earth terminal welding foot in the front end weld part, have at least two separated ground connection weld parts that electrically connect with the ground connection bonding pad in the weld part of rear end.

Further; Said front end weld part comprises five the first front end weld parts that are used for electrically connecting with second welding foot that are positioned at the circuit board upper surface and four the second front end weld parts electrically connecting with first welding foot of being used for that are positioned at the circuit board lower surface, and five the first front end weld parts and first weld zone are positioned on the same surface of circuit board.

Further, said rear end weld part comprises spaced successively from left to right the first, second, third, fourth, the 5th, the 6th, the 7th, the 8th, the 9th, the tenth weld part, and wherein, the 4th weld part and the 7th weld part are the ground connection weld part.

Further, said first welding foot and second welding foot are positioned on two different plane.

Further, the width of said first weld zone is bigger than the width of second weld zone.

Further, said insulating body comprises the collets that are used for fixing second terminal group, and collets are provided with grab, has the recess of holding with the grab button on the hyoplastron.

Further, have reference column on the said collets, have the location hole that cooperates with reference column on the hyoplastron.

Further, said circuit board front end is held between collets and the hyoplastron.

Further; Said hyoplastron rear end is provided with the clamping part that is used to support the clamping circuit board that a pair of interval is provided with; The clamping pin that is used for the clamping circuit board that is provided with the setting of a pair of interval is extended in said collets rear end, and the circuit board front end is held between clamping part and the clamping pin.

Further, said wire and cable connector is USB 3.0 category-A pin connectors.

Compared to prior art; Have two or more ground connection weld parts that electrically connect with the ground connection bonding pad in the utility model in the weld part of rear end; The welding of circuit board and welding foot easily, circuit board is also easy with the cable welding, can avoid turning round line; Therefore, the efficient of welding assembly in the time of can promoting volume production greatly, and then reduce cost.

Description of drawings

Fig. 1 is the solid combination sketch map of the utility model wire and cable connector.

Fig. 2 is the part combination sketch map of the utility model wire and cable connector.

Fig. 3 is the part combination sketch map of another angle of Fig. 2.

Fig. 4 is the part combination sketch map of another angle of Fig. 3.

Fig. 5 is the perspective exploded view of Fig. 2.

Fig. 6 be the utility model wire and cable connector perspective exploded view.

Fig. 7 is the perspective exploded view of another angle of Fig. 5.

Fig. 8 is the sketch map of circuit board.

Embodiment

For the purpose, technical scheme and the advantage that make the utility model is clearer, the utility model is described in detail below in conjunction with accompanying drawing and specific embodiment.

See also Fig. 1 to shown in Figure 5, the wire and cable connector 100 in the present embodiment is category-A USB 3.0 pin connectors, comprises insulating body 1, is fixed in conducting terminal 2 on the insulating body 1, is fixed in the metal shell 3 on the insulating body 1.

Said insulating body 1 comprises hyoplastron 11 and is fixed in the collets 12 on the hyoplastron 11 that hyoplastron 11 front ends have docking section 110, are used for docking with corresponding socket.

Conducting terminal comprises the first terminal group 21 and second terminal group 22; The first terminal group is 4 prior USB 2.0 terminals, first fixed part 212 that include the not rubber-like tabular that extends on the docking section 110 first contact site 211, is fixed together with hyoplastron 11 and first welding foot 213 in order to weld with circuit board or cable that links to each other with first fixed part 212.

Second terminal group 22 is 5 additional USB 3.0 terminals; Second contact site 221 that includes that the rubber-like that is positioned at first contact site, 211 rears can move up and down, second fixed part 222 that is fixed together with collets 12 and second welding foot 223 in order to weld with circuit board that links to each other with second fixed part 222, said first welding foot 213 and second welding foot 223 are positioned on two different plane.Second contact site 221 and first contact site 211 are not complete matching on fore-and-aft direction.The width of each second welding foot 223 is littler than the width of first welding foot 213.

Second terminal group 22 comprises two pairs of high-speed differential signal terminals and is positioned at the middle earth terminal of said two pairs of high-speed differential signal terminals.Second welding foot 223 has the earth terminal welding foot of being located on the earth terminal 225.

Collets 12 are provided with a pair of to the grab that extends below 122; Hyoplastron 11 postmedians have the recess of holding with grab 122 buttons 112; Have on the said collets 12 to the cylindrical reference column 121 that extends below, have the location hole 111 that reference column 121 is accommodated in guiding on the hyoplastron 11.Collets 12 middle parts have protuberance 124, correspondingly, have the groove 114 of positioning convex portion of accommodating 124 on the hyoplastron 11.First welding foot 213 extends back and is positioned on hyoplastron 11 rear portions, and second welding foot 223 extends back and is positioned at collets 12 rear portions.

Said wire and cable connector 100 also comprises and being used for and the circuit board (PCB) 4 of first welding foot 213 and the welding of second welding foot 223 and the cable 5 that electrically connects with circuit board 4, and circuit board 4 has and is used for and first weld zone 41 (weld zone, rear end) of cable 5 welding and second weld zone 42 (front end weld zone) that welds with first welding foot 213 and second welding foot 223 respectively.

Said first weld zone 41 comprises spaced ten rear end weld parts 411 successively.Said second weld zone 42 comprises respectively nine front end weld parts 421 that electrically connect with corresponding rear end weld part 411.Said front end weld part 421 comprises 5 the first front end weld parts that are used for electrically connecting with second welding foot 223 that are positioned at circuit board 4 upper surfaces and 4 the second front end weld parts electrically connecting with first welding foot 213 of being used for that are positioned at circuit board 4 lower surfaces, and 5 the first front end weld parts and first weld zone 41 are positioned on the same surface (being upper surface) of circuit board 4.

In the middle of being positioned in said 5 the first front end weld parts one be used for second terminal group 22 on the ground connection bonding pad 423 of earth terminal welding foot 225 welding.All the other first front end weld parts 422 be used for second terminal group 22 on second welding foot 223 welding of two pairs of high-speed differential signal terminals.

Said metal shell 3 comprises tubbiness first housing 31 that is enclosed within insulating body 1 fore-end, second housing 32 that is stuck in first housing, 31 belows.The rear end of first housing 31 and second housing 32 is provided with the stator 33 in order to fixed cable 5 outsides.

The circuit board 4 and

first welding foot

213 and 223 welding of second welding foot are easy, circuit board 4 is also easy with cable 5 welding, can avoid turning round line, therefore, and the efficient of welding assembly in the time of can promoting volume production greatly, and then reduce cost.

Please refer to Fig. 5 and shown in Figure 8; Be spaced the first, second, third, fourth, the 5th, the 6th, the 7th, the 8th, the 9th, the tenth weld part from left to right successively in ten rear end weld parts 411 on the circuit board 4; Wherein, the 4th weld part and the 7th weld part are ground connection weld part 413.The 4th weld part 413 and the 7th weld part 413 electrically connect with ground connection bonding pad 423, so, can improve the high frequency performance of signal transmission.The implication of the code G corresponding with ten rear end weld parts 411 among Fig. 8, SS, SS, G, D, D, G, SS, SS, Power is respectively USB 2.0 ground connection, USB 3.0 signals, USB 3.0 signals, USB 3.0 ground connection, USB 2.0 signals, USB 2.0 signals, USB 3.0 ground connection, USB 3.0 signals, USB 3.0 signals, USB 2.0 power supplys.

First weld part, the tenth weld part all than second, third, the width of the 4th, the 5th, the 6th, the 7th, the 8th, the 9th weld part is all big.

Certainly, said ground connection weld part 413 also can be set to more than three.

Eight weld parts of on the rear end weld part 411 all the other (the first, second, third, the 5th, the 6th, the 8th, the 9th, the tenth weld part) respectively correspondingly with front end weld part 421 on all the other eight front end weld parts except ground connection bonding pad 423 electrically connect.

Please refer to Fig. 6, said wire and cable connector 100 also comprises the external insulation housing 6 that is coated on circuit board 4 and metal shell 3 outsides.Please refer to Fig. 4; Said hyoplastron 11 rear ends are provided with the clamping part 116 that is used to support clamping circuit board 4 that a pair of interval is provided with; The clamping pin 126 that is used for the clamping circuit board that is provided with the setting of a pair of interval is extended in said collets 12 rear ends; The circuit board front end is held between clamping part 116 and the clamping pin 126, so is provided with, and circuit board 4 front ends are held between collets 12 and the hyoplastron 11.

In sum; More than be merely the preferred embodiment of the utility model; Should not limit the scope of the utility model with this; Be that every simple equivalent of being done according to the utility model claims and utility model description changes and modifies, all should still belong in the scope that the utility model patent contains.

Claims

1. wire and cable connector; Comprise insulating body (1), be fixed in conducting terminal (2) on the insulating body, be fixed in the metal shell (3) on the insulating body; Said insulating body comprises hyoplastron (11); Hyoplastron (11) front end has docking section (110); Conducting terminal comprises the first terminal group (21) and second terminal group (22); The first terminal group comprise tabular first contact site (211) that extends on the docking section (110), with insulating body first fixed part (212) that is fixed together and first welding foot (213) that links to each other with first fixed part; Second terminal group comprise rubber-like second contact site (221), with insulating body second fixed part (222) that is fixed together and second welding foot (223) that links to each other with second fixed part; Second terminal group (22) comprises two pairs of high-speed differential signal terminals and is positioned at the middle earth terminal of said two pairs of high-speed differential signal terminals; Second welding foot (223) has the earth terminal welding foot of being located on the aforementioned earth terminal (225), it is characterized in that: said wire and cable connector also comprises circuit board (4), circuit board have first weld zone (41) that is used for welding respectively with corresponding cable (5) and respectively with second weld zone (42) of first welding foot and the welding of second welding foot; Said second weld zone (42) comprises spaced some front end weld parts (421); First weld zone (41) comprises spaced successively some rear ends weld parts (411), has a ground connection bonding pad (423) that electrically connects with the earth terminal welding foot in the front end weld part (421), has at least two the separated ground connection weld parts (413) that electrically connect with ground connection bonding pad (423) in the weld part of rear end.

2. wire and cable connector according to claim 1; It is characterized in that: said front end weld part (421) comprises five the first front end weld parts that are used for electrically connecting respectively with second welding foot (223) that are positioned at the circuit board upper surface and four the second front end weld parts electrically connecting respectively with first welding foot (213) of being used for that are positioned at the circuit board lower surface, and five first front end weld parts and first weld zone (41) are positioned on the same surface of circuit board.

3. wire and cable connector according to claim 2; It is characterized in that: said rear end weld part (411) comprises spaced successively from left to right the first, second, third, fourth, the 5th, the 6th, the 7th, the 8th, the 9th, the tenth weld part; Wherein, the 4th weld part and the 7th weld part are ground connection weld part (413).

4. wire and cable connector according to claim 1 is characterized in that: said first welding foot (213) and second welding foot (223) are positioned on two different plane.

5. wire and cable connector according to claim 1 is characterized in that: the width of said first weld zone (41) is bigger than the width of second weld zone (42).

6. wire and cable connector according to claim 1 is characterized in that: said insulating body comprises the collets (12) that are used for fixing second terminal group (22), and collets (12) are provided with grab (122), has the recess of holding with the grab button (112) on the hyoplastron (11).

7. wire and cable connector according to claim 6 is characterized in that: have reference column (121) on the said collets, have the location hole (111) that cooperates with reference column on the hyoplastron (11).

8. wire and cable connector according to claim 1 is characterized in that: said circuit board front end is held between collets (12) and the hyoplastron (11).

9. wire and cable connector according to claim 8; It is characterized in that: said hyoplastron (11) rear end is provided with the clamping part that is used to support the clamping circuit board (116) that a pair of interval is provided with; The clamping pin (126) that is used for the clamping circuit board that is provided with the setting of a pair of interval is extended in said collets (12) rear end, and the circuit board front end is held between clamping part (116) and the clamping pin (126).

10. wire and cable connector according to claim 1 is characterized in that: said wire and cable connector is USB 3.0 category-A pin connectors.