CN201450137U

CN201450137U - Electric connector

Info

Publication number: CN201450137U
Application number: CN2009200074620U
Authority: CN
Inventors: 蔡周贤
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-03-06
Filing date: 2009-03-06
Publication date: 2010-05-05
Anticipated expiration: 2019-03-06

Abstract

An electric connector includes a plastic casing, a fixed seat, a first terminal and a second terminal. The fixed seat is arranged inside the plastic casing, a projected tongue plate extending out of the front end of the plastic casing is arranged at the front end; the first terminal is provided with a contact part, an extending part, a fixing part and a pin which are arranged from front to back, wherein the fixing part is fixed with the fixed seat, and the contact part is positioned on one surface of the tongue plate; the second terminal is provided with a contact part, an extending part, a fixing part and a leg which are arranged from front o back, wherein the fixing part is fixed with the fixed seat, and the contact part is positioned on one surface of the tongue plate; the first terminal and the second terminal are formed by stamping the same piece of metal sheet and connected with a material belt, pre-broken parts are respectively arranged on the first terminal and the second terminal and connected with the material belt, the connected material belt can be taken off after the first terminal and the second terminal are assembled in the fixed seat, the pre-broken parts of the first terminal and the second terminal form the same height, and the contact part of at least one second terminal is overlapped with the contact part of the first terminal which is adjacent to the second terminal at the X coordinate in the terminal arranging direction.

Description

Electrical connector

[technical field]

The utility model is about a kind of electric connector, particularly about a kind of electrical connector of pegging graft with electric-connected socket.

[background technology]

The most universal signal transmission standard of computer setting now is no more than USB (UniversalSerial Bus, be called for short USB), connector body and the transmission line made with this specification can make the peripheral equipment that is external in computer, as slide-mouse, keyboard etc., exist side by side for computer is measured immediately and promptly use.

Previous USB is 2.0 specifications, the USB2.0 joint has only a row to amount to the contact of 4 not springing, its transmission speed is slow, in order to shorten the transmission time, present USB joint has been developed to 3.0 specifications, the connection interface of USB3.0 joint has more the contact that a row understands springing than the USB2.0 joint, so transmission speed is faster, the contact of two row's terminals of USB3.0 joint is to stagger in front and back at the terminal bearing of trend, yet there but have part to form at the terminal board column direction to be overlapping, so two being provided with quite of terminal of row are not easy, comparatively inconvenience in the manufacturing.

[utility model content]

Main purpose of the present utility model is to provide a kind of electrical connector, and its two rows terminal can be reached saving and be made the material of stamped terminals and the convenience in the processing and manufacturing by same sheet metal punching press.

For reaching above-mentioned purpose, the utility model electrical connector, it includes: a plastic casing; One holder, it is located at this plastic casing, and its front end is provided with a tongue piece that protrudes and stretches out this plastic casing front end; One ranked first terminal, and it is by a preceding contact site, an extension, a fixed part and the pin of then being provided with, and this fixed part and this holder are fixed, and this contact site is in this tongue piece one side; Reach one and ranked second terminal, it is by a preceding contact site, an extension, a fixed part and the pin of then being provided with, and this fixed part and this holder are fixed, and this contact site is in this tongue piece one side; Wherein this one ranked first terminal and to ranked second terminal is to be formed and be connected a strip by same sheet metal punching press, this the first terminal is provided with one and prejudges portion and be connected with this strip, this second terminal is provided with one and prejudges portion and be connected with this strip, this one ranked first terminal and and ranked second and the strip that links to each other is taken off after terminal group is loaded on this holder again, the portion of prejudging of this first terminal becomes sustained height with the portion of prejudging of this second terminal, and the contact site of wherein at least one second terminal becomes overlapping with the contact site of adjacent the first terminal at the Building X of terminal board column direction ennuple.

By above structure, the utility model two row terminal design become same sheet metal punching press, so not only can save material and all can once finish in punch process, plating and assembling, obviously reduce manufacturing cost.

Above-mentioned and other purpose of the present utility model, advantage and characteristic by in the detailed description of following preferred embodiment and with reference to graphic when can be clearer.

[description of drawings]

Fig. 1 is the three-dimensional exploded view of the utility model first embodiment.

Fig. 2 is terminal and the holder combination stereogram of the utility model first embodiment.

Fig. 3 is the terminal plane graph of the utility model first embodiment.

Fig. 4 is half combination stereogram of the utility model first embodiment.

Fig. 5 is the three-dimensional combination figure of the utility model first embodiment.

Fig. 6 is the three-dimensional exploded view of the utility model second embodiment.

Fig. 7 is the three-dimensional combination figure of the utility model second embodiment.

Fig. 8 is the three-dimensional exploded view of the utility model the 3rd embodiment.

Fig. 9 is the three-dimensional combination figure of the utility model the 3rd embodiment.

Figure 10 is the three-dimensional exploded view of the utility model the 4th embodiment.

Figure 11 is the section constitutional diagram of the utility model the 4th embodiment.

Plastic casing 30 upper shells 31 lower houses 32 square aperture 33

Body 34 draw-in grooves 35 holders 40 sleeve joint holes 41

Terminal groove 42 terminal grooves 43 fixture blocks 44 platforms 45

The first terminal 60 contact sites 61 extensions 62 fixed parts 63

Pin 64 is prejudged portion's 65 strips, 68 second terminals, 80 contact sites 81

Extension 82 fixed parts 83 pins 84 are prejudged portion's 85 these prothecas

Shell 70 fixing holes 71 hole clippings 72 cards 73 spaces 74

Electric wire 75

Memory body module 90 memory bodys 91 output contacts 92

[embodiment]

See also Fig. 1, Fig. 2, Fig. 3 and Fig. 4, be the utility model first embodiment, it is the USB3.0 joint of a news line line, and it comprises that a plastic casing 30, a holder 40, ranked first terminal 60, and ranked second terminal 80, preceding sheath body 70 and nine electric wires 75, wherein:

This plastic casing 30 is to be covered by a upper shell 31 and a lower house 32 to form, and these plastic casing 30 front ends are provided with a square aperture 33 and the rear end becomes a body 34, and the inner edge of this square aperture 33 is provided with a draw-in groove 35.

This holder 40 is to be positioned this plastic casing 30 front ends, and its front end is provided with a tongue piece 41 that protrudes and stretches out this plastic casing 30 front ends; Be provided with the spaced

terminal groove

42,43 of a row back to front in it, tongue piece 41 is arranged and extended to these

terminal groove

42,43 interleaves, terminal groove 42 is dark than this terminal groove 43 in the degree of depth of tongue piece 41 in the degree of depth of tongue piece 41, but the rear end fastening terminal of this

terminal groove

42,43 and be sustained height, the rear end upper and lower of this holder 40 respectively is provided with a fixture block 44 and protrudes a platform 45 backward.

This one ranked first terminal 60 and has five, it is to arrange the terminal groove 42 of being located at this holder 40, it is by a preceding contact site 61, an extension 62, a fixed part 63 and the pin 64 of then being provided with, this fixed part 63 is wide than extension 62, so as to terminal groove 42 fastenings of holder, this contact site 61 protrudes this above tongue piece 41 and springing up and down.

This one ranked second terminal 80 and has four, it is to arrange the terminal groove 43 of being located at this holder 40, it is by a preceding contact site 81, an extension 82, a fixed part 83 and the pin 84 of then being provided with, this fixed part 83 is wide than extension 82, so as to terminal groove 43 fastenings of holder, this contact site 81 is smooth in this above tongue piece 41.

Please cooperate and consult Fig. 3, the utility model characteristics are that this one ranked first terminal 60 and to ranked second terminal 80 be to be formed and be connected a strip 68 by same sheet metal punching press, this the first terminal 60 is provided with one and prejudges portion 65 and be connected with this strip 68 in fixed part 63 rear ends, this second terminal 80 is provided with one and prejudges portion 85 and be connected with this strip 68 in fixed part 83 rear ends, the fixed part 63 of this first terminal and the fixed part 83 of this second terminal are sustained height, the portion 65 of prejudging of this first terminal also becomes sustained height with the portion 65 of prejudging of this second terminal, in addition, the contact site 85 of wherein at least one second terminal 80 becomes overlapping with the contact site 65 of adjacent the first terminal 60 at the Building X of terminal board column direction ennuple.

Please cooperate and consult Fig. 2, this one ranked first terminal 60 and and ranked second and the strip 68 that links to each other is taken off after terminal 80 is assembled in this holder 40 again, this the first terminal 68 prejudge portion 65 and this second terminal 80 prejudge 85 one-tenth sustained heights of portion, the fixed part 63 of this first terminal and the fixed part 83 and terminal groove 42 of terminal groove 42 fastenings and this second terminal, this fixed part 63 and fixed part 83 are a height, and the contact site 85 of wherein at least one second terminal 80 becomes overlapping with the contact site 65 of adjacent the first terminal 60 at the Building X of terminal board column direction ennuple.

Should preceding sheath body 70 be metal material, its rear end, above and below respectively is provided with a fixing hole 71, respectively be provided with a hole clipping 72 in the middle of its above and below, its front end both sides respectively are provided with a card 73 that protrudes laterally, it is to be sleeved on this holder 40, this fixing hole 71 and fixture block 44 fastenings, this preceding sheath body 70 is coated on interior and inner formation one space 74, the electric-connected socket buckle of this hole clipping 72 so as to docking with one with the tongue piece 41 of holder 40.

These nine electric wires 75 are welded in the pin 64 of a first terminal 60 or the pin 84 of one second terminal 80 respectively.

In assembling, see also Fig. 2, earlier this one be ranked first and the strip 68 that links to each other is taken off after terminal 60 and ranked second that terminal 80 is disposable and is assembled in this holder 40 again, this moment, terminal groove 42 was fixed in the first terminal 60 assemblings, terminal groove 43 is fixed in 80 assemblings of second terminal, and the pin 64 of the first terminal and the pin 84 of second terminal are on this platform 45; See also Fig. 4, nine electric wires 75 are welded in the pin 64 of a first terminal or the pin 84 of one second terminal respectively, and should be sleeved on this holder 40 by preceding sheath body 70, this fixing hole 71 and fixture block 44 fastenings, again holder 40 is placed lower house 32 front ends, these card 73 fastenings cover this upper shell 31 and high heat fused upper and

lower casing

31,32, as shown in Figure 5 at last in draw-in groove 34.

Though be noted that in addition the width of contact site 81 of this second terminal 80 is wide than the width of terminal groove 43, see also Fig. 2, right because the top of

terminal groove

42,43 is open, thus can be earlier when two row's terminals are assembled by the top penetrate allow the contact site 81 of this second terminal 80 pass earlier after decline again.

See also Fig. 6 and Fig. 7, be the utility model second embodiment, it is the USB3.0 joint of a carry-on dish, it is roughly identical with first embodiment, its difference is to be provided with a memory body module 90 in the plastic casing 30 of present embodiment, this memory body module 90 is provided with a memory body 91 and nine output contacts 92, these holder 40 rear ends are not provided with platform, these memory body module 90 direct closings are in holder 40 rear ends, and the pin 84 that a pin 64 and that ranked first terminal 60 be ranked second terminal 80 is electrically connected with an output contact 92 separately.

Seeing also Fig. 8 and Fig. 9, is the utility model the 3rd embodiment, and it is the USB3.0 joint of a carry-on dish, it is roughly identical with second embodiment, its difference is that present embodiment comparatively simplifies, and be not provided with preceding sheath body, and holder 40 is the leading portions that are shaped in this lower house 32.

See also Figure 10 and Figure 11, be the utility model the 4th embodiment, it is the USB3.0 joint of a signal line, it is roughly identical with first embodiment, its difference is the fixed part of the first terminal 60 of this enforcement than the fixed part 83 of second terminal 80, and portion 65 is connected strip with second terminal 80 the portion 85 of prejudging of prejudging that right the first terminal 60 connects strips is equal height.

The specific embodiment that is proposed in the detailed description of preferred embodiment is only in order to be easy to illustrate technology contents of the present utility model, and be not with the utility model narrow sense be limited to this embodiment, in the situation that does not exceed spirit of the present utility model and following claim, can make many variations and implement.

Claims

1. electrical connector includes:

One plastic casing;

One holder, it is located at this plastic casing, and this holder front end is provided with a tongue piece that protrudes and stretches out this plastic casing front end;

One ranked first terminal, and it is by a preceding contact site, an extension, a fixed part and the pin of then being provided with, and this fixed part and this holder are fixed, and this contact site is in this tongue piece one side; And

One ranked second terminal, and it is by a preceding contact site, an extension, a fixed part and the pin of then being provided with, and this fixed part and this holder are fixed, and this contact site is in this tongue piece one side;

It is characterized in that: this one ranked first terminal and to ranked second terminal is to be formed by same sheet metal punching press, this the first terminal is provided with one and prejudges portion, this second terminal is provided with one and prejudges portion, the portion of prejudging of this first terminal becomes sustained height with the portion of prejudging of this second terminal, and the contact site of wherein at least one second terminal becomes overlapping with the contact site of adjacent the first terminal at the Building X of terminal board column direction ennuple.

2. electrical connector as claimed in claim 1 is characterized in that: sheath body before this holder location is provided with, this preceding sheath body is coated on interior and inner formation one space with the tongue piece of holder, this preceding sheath body is provided with hole clipping, this hole clipping so as to an electric-connected socket buckle.

3. electrical connector as claimed in claim 1 is characterized in that: this holder is provided with a plurality of terminal grooves, and this one ranked first terminal and and ranked second terminal and be arranged at this terminal groove.

4. electrical connector as claimed in claim 1 is characterized in that: this holder and this plastic casing are one-body molded.

5. electrical connector as claimed in claim 1 is characterized in that: this pin and this pin that ranked second terminal that ranked first terminal is electrically connected an electric wire separately.

6. electrical connector as claimed in claim 1 is characterized in that: this one ranked first the pin of terminal and the output contact that this pin that ranked second terminal is electrically connected a memory body module separately.

7. electrical connector as claimed in claim 1, it is characterized in that: the contact site of this first terminal protrudes the tongue piece one side and the springing up and down of this holder, the contact site of this second terminal smooth in this holder the tongue piece one side and be positioned at contact site the place ahead of this first terminal.

8. electrical connector as claimed in claim 7 is characterized in that: described electrical connector is USB3～joint, and this one ranked first terminal and have five, and this one ranked second terminal and have four.

9. electrical connector as claimed in claim 3, it is characterized in that: the portion of prejudging of this first terminal is located at the fixed part rear end, the portion of prejudging of this second terminal is located at the fixed part rear end, the fixed part of the fixed part of this first terminal and this second terminal is a sustained height, but the rear end fastening terminal of the terminal groove of this holder and be sustained height.

10. electrical connector as claimed in claim 1 is characterized in that: the fixed part of the fixed part of this first terminal and this second terminal is a differing heights.