CN202308409U

CN202308409U - Non-fool-proofing USB interface

Info

Publication number: CN202308409U
Application number: CN2011203955020U
Authority: CN
Inventors: 陶文辉
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-10-14
Filing date: 2011-10-14
Publication date: 2012-07-04
Anticipated expiration: 2021-10-14

Abstract

The utility model discloses a non-fool-proofing USB interface which comprises an insulator, a first conductive terminal, a second conductive terminal, a shell and a circuit board, wherein the insulator comprises a bearing seat and a tongue sheet formed by forwards extending along the bearing seat; the first conductive terminal comprises four terminals, each terminal comprises a contact part distributed on the front of the tongue sheet and a pin part penetrating through the bearing seat; the second conductive terminal comprises four terminals, each terminal comprises a contact part distributed on the back surface of the tongue sheet; the shell is sleeved on the insulator; the four terminals in the first conductive terminal and the four terminals in the second conducive terminal respectively electrically connected in a one-to-one correspondence manner through the circuit board. A USB plug can be inserted into the non-fool-proofing USB interface provided by the utility model through a special direction, and can be inserted into the non-fool-proofing USB interface from the direction opposite to the special direction; and the non-fool-proofing USB interface is very convenient and smooth in operation, and can rapidly realize data transmission or power supply between electronic products.

Description

A kind of non-fool proof USB interface

Technical field:

The utility model relates to USB (USB) connector technique field, refers in particular to a kind of non-fool proof USB interface easy to use.

Background technology:

USB (USB) has become the peripheral interface of many electronic equipment standards, comprises human window, MAC or (SuSE) Linux OS on all modern computers.

USB is the abbreviation of English Universal Serial BUS (USB), and its Chinese is abbreviating " logical get lines crossed " as, is an external bus standard, is used for being connected and communication of standard computer and external equipment, is the interfacing that is applied in the PC field.USB will unite proposition in the end of the year 1994 by many companies such as Intel, Compaq, IBM, Microsoft.USB is transmission speed fast (USB1.1 is 12Mbps, and USB2.0 is 480Mbps, and USB3.0 is 5Gbps) not only, and is very convenient to use.USB interface also has the plug and play and the hot plug function of support equipment; Connect flexibly; Advantage such as independently-powered; Can connect mouse, keyboard, printer, scanner, camera, flash disk, MP3 machine, mobile phone, digital camera, portable hard drive, external smooth floppy drive, USB network interface card, ADSL Modem, Cable Modem etc., nearly all external equipment all is provided with USB interface, uses ten/extensively.

Present USB interface comprises: an insulator, the tongue piece that this insulator extends to form forward; Some electric terminals, this terminal comprise the weld part that is distributed in the positive contact site of described tongue piece and runs through stacker; One housing, this housing is sheathed on the insulator.Described tongue piece reverse side is one not to be provided with the plane of electric terminal, and the downward elongation moulding of described shell end has several fixing feet.

Adopt the traditional USB interface of said structure, it uses very inconvenient, even dull; Because USB plug and traditional USB interface can only insert with a specific direction; And the user is when inserting the traditional USB interface with USB plug, tends to that is anti-with USB plug, inserts not enter; The user need turn USB plug and insert the traditional USB interface once more subsequently, so just can make USB plug is inserted the traditional USB interface, realizes that the data between the electronic product transmit or power supply, so use easily.

The utility model content:

The purpose of the utility model is to overcome the deficiency of prior art, and a kind of easy to use, non-fool proof USB interface smoothly is provided.

In order to solve the problems of the technologies described above, the utility model has adopted following technical proposals: a kind of non-fool proof USB interface comprises: the tongue piece that an insulator, this insulator comprise a stacker, extend to form forward along stacker; First conducting terminal is made up of four terminals, and each terminal comprises positive contact site of described tongue piece and the pin portion of passing stacker of being distributed in; Second conducting terminal is made up of four terminals, and each terminal comprises the contact site that is distributed in described tongue piece reverse side; One housing, this housing is sheathed on the insulator; One circuit board, four terminals in described first conducting terminal and four terminals of second conducting terminal through this circuit board respectively one by one correspondence be electrically connected.

Furthermore, in the technique scheme, described first conducting terminal, this first conducting terminal comprises: with power supply join+the 5V terminal, with the GND terminal that contacts and be used for data terminal D+ and the data terminal D-that data transmit; Described second conducting terminal, this second conducting terminal comprises: with power supply join+the 5V terminal, with the GND terminal that contacts and be used for data terminal D+ and the data terminal D-that data transmit.

Furthermore; In the technique scheme; Described first and second conducting terminal each other corresponding+the 5V terminal is electrically connected with+5V terminal, and GND terminal and GND terminal, data terminal D+ and data terminal D+, data terminal D-are also corresponding one by one and be electrically connected with data terminal D-.

Furthermore, in the technique scheme, described shell end forms a protuberance, and this protuberance is provided with a breach, and described protuberance side camber elongation moulding has several and the perpendicular fixing feet of tongue piece.

Furthermore, in the technique scheme, described surface of shell forms several location contact arms.

After adopting technique scheme, the utility model is very convenient to use, smooth and easy.Because USB plug not only can insert the non-fool proof USB interface of utility model through a specific direction, but also can be from inserting the non-fool proof USB interface of utility model in the other direction; The utility model has been avoided such a case: the user tends to that is anti-with USB plug when inserting the traditional USB interface with USB plug, insert not enter; The user need turn USB plug and insert the traditional USB interface once more subsequently, particularly when the situation is critical, can make the user irritated more.When USB plug inserted the non-fool proof USB interface of utility model, it was very convenient, smooth and easy to operate, and can realize apace that the data between the electronic product transmit or power supply, so use easily.

Description of drawings:

Fig. 1 is the sketch map at the utility model first visual angle;

Fig. 2 is the sketch map at the utility model second visual angle;

Fig. 3 is the sketch map at the utility model the 3rd visual angle;

Fig. 4 is the sketch map at the utility model the 4th visual angle;

Fig. 5 is the utility model three-dimensional exploded view;

Fig. 6 is the first visual angle sketch map of conducting terminal and insulating base assembling in the utility model;

Fig. 7 is the second visual angle sketch map of conducting terminal and insulating base assembling in the utility model;

Fig. 8 is the 3rd a visual angle sketch map of conducting terminal and insulating base assembling in the utility model;

Description of reference numerals:

1 insulator, 11 stackers, 12 tongue pieces, 13 projections

2 first conducting terminal 201+5V terminals, 202 data terminal D-, 203 data terminal D+

204GND terminal 21 contact sites 22 pin portions 3 second conducting terminals

301+5V terminal 302 data terminal D-303 data terminal D+ 304GND terminals

31 contact sites, 4 housings, 41 protuberances, 42 fixing feet

43 location contact arm 5 circuit boards

Embodiment:

Below in conjunction with specific embodiment and accompanying drawing the utility model is further specified.

See shown in Fig. 1-4 that a kind of non-fool proof USB interface comprises: the tongue piece 12 that an insulator 1, this insulator 1 comprise a stacker 11, extend to form forward along stacker 11; First conducting terminal 2 has four terminals to constitute, and each terminal comprises the contact site 21 and the pin portion 22 of passing stacker 11 that is distributed in described tongue piece 12 fronts; Second conducting terminal 3 has four terminals to constitute, and each terminal comprises the contact site 31 that is distributed in described tongue piece 12 reverse side; One housing 4, this housing 4 is sheathed on the insulator 1; One circuit board 5, four terminals in described first conducting terminal 2 and four terminals of second conducting terminal 3 through this circuit board 5 respectively one by one correspondence be electrically connected.

Particularly, described first conducting terminal 2, this first conducting terminal 2 comprises: with power supply join+5V terminal 201, with the GND terminal 204 that contacts and be used for data terminal D+202 and the data terminal D-203 that data transmit; Described second conducting terminal 3, this second conducting terminal 3 comprises: with power supply join+5V terminal 301, with the GND terminal 304 that contacts and be used for data terminal D+302 and the data terminal D-303 that data transmit.Described first and second conducting

terminal

2,3 corresponding each other+5V terminal 201 is electrically connected with+5V terminal 301, and GND terminal 204 and GND terminal 304, data terminal D+203 and data terminal D+303, data terminal D-202 are also corresponding one by one and be electrically connected with data terminal D-302.

Described housing 4 ends form a protuberance 41, and this protuberance 41 is provided with a breach, and described protuberance 41 side camber elongation mouldings have the perpendicular fixing feet 42 of several and tongue piece 12.Described housing 4 surface formings have several location contact arms 43.Described insulator 1 one sides also are provided with the projection 13 that matches with breach that housing 4 protuberances 41 are provided with.

When assembling is used; First and second conducting

terminal

2,3 is arranged the tow sides that are installed on tongue piece 12 respectively; Wherein, the

contact site

21,31 in first and second conducting

terminal

2,3 is revealed in respectively on the tow sides of tongue piece 12, and stacker 11 passes in the pin portion 22 of first conducting terminal 2; Be revealed in outside the insulating base 1, and vertical with tongue piece 12.5 of circuit boards are inserted and are embedded in insulating base 1 bottom; Four terminals that make four terminals and second conducting terminal 3 in first conducting terminal 2 through this circuit board 5 respectively one by one correspondence be electrically connected; Be that each other corresponding+5V terminal 201 is electrically connected with+5V terminal 301 in first and second conducting

terminal

2,3, and GND terminal 204 and GND terminal 304, data terminal D+203 and data terminal D+303, data terminal D-202 are also corresponding one by one and be electrically connected with data terminal D-302.The breach that is provided with in projection 13 in the insulating base 1 and the housing 4 inlay card is mutually fixed.

Certainly; The above is merely the specific embodiment of the utility model; Be not to limit the utility model practical range, all equivalences of doing according to the said structure of the utility model claim, characteristic and principle change or modify, and all should be included in the utility model claim.

Claims

1. non-fool proof USB interface is characterized in that: comprising:

The tongue piece (12) that one insulator (1), this insulator (1) comprise a stacker (11), extend to form forward along stacker (11);

First conducting terminal (2) is made up of four terminals, and each terminal comprises the pin portion (22) that is distributed in the positive contact site (21) of described tongue piece (12) and passes stacker (11);

Second conducting terminal (3) is made up of four terminals, and each terminal comprises the contact site (31) that is distributed in described tongue piece (12) reverse side;

One housing (4), this housing (4) are sheathed on the insulator (1);

One circuit board (5), correspondence is electrically connected one by one respectively through this circuit board (5) for four terminals in described first conducting terminal (2) and four terminals of second conducting terminal (3).

2. a kind of non-fool proof USB interface according to claim 1; It is characterized in that: described first conducting terminal (2), this first conducting terminal (2) comprising: with power supply join+5V terminal (201), with the GND terminal (204) that contacts and be used for the data terminal D+ (202) and data terminal D-(203) that data transmit;

Described second conducting terminal (3), this second conducting terminal (3) comprising: with power supply join+5V terminal (301), with the GND terminal (304) that contacts and be used for the data terminal D+ (302) and data terminal D-(303) that data transmit.

3. a kind of non-fool proof USB interface according to claim 2; It is characterized in that: described first and second conducting terminal (2,3) each other corresponding+5V terminal (201) is electrically connected with+5V terminal (301), and GND terminal (204) and GND terminal (304), data terminal D+ (203) and data terminal D+ (303), data terminal D-(202) are also corresponding one by one and be electrically connected with data terminal D-(302).

4. a kind of non-fool proof USB interface according to claim 1; It is characterized in that: described housing (4) end forms a protuberance (40); This protuberance (40) is provided with a breach (41), and described protuberance (40) side camber elongation moulding has several and the perpendicular fixing feet (42) of tongue piece (12).

5. a kind of non-fool proof USB interface according to claim 1 is characterized in that: described housing (4) surface forming has several location contact arms (43).