CN2682614Y

CN2682614Y - Thin type USB pin connector having fool proof design

Info

Publication number: CN2682614Y
Application number: CNU2004200018191U
Authority: CN
Inventors: 彭懋为
Original assignee: Megaforce Co Ltd
Current assignee: Megaforce Co Ltd
Priority date: 2004-01-05
Filing date: 2004-01-05
Publication date: 2005-03-02
Anticipated expiration: 2014-01-05

Abstract

The utility model provides a thin type USB pin connector having fool proof design, which is in butt joint with a USB socket to be inserted to the lower space of the tongue piece of the USB socket. The thin type USB pin connector having fool proof design comprises: a circuit base board, having a top face and a bottom face, and the circuit base board is provided with four conducting pole pieces arranged on the top face and correspondingly contacted with the conducting reeds of the USB socket and grounding pole boards arranged on the bottom face and contacted with the elastic pieces of the USB socket; an insulating casing, which is coated on the periphery of the circuit base board and is provided with grooves corresponding to the conducting pole pieces and the grounding pole boards so as to expose the insulating casing, wherein, the both sides of the insulating casing are respectively bulged with a guide board with a predetermined height, and the guide boards are embedded in the slot between the tongue piece of the USB socket and the outer frame of the USB socket so as to reinforce the embedding firmness and prevent reversely mistake insert.

Description

The thin type USB pin connector of tool fool proof design

Technical field

The utility model relates to a kind of thin type USB pin connector of tool fool proof design, is meant USB (A-Type) pin connector of external form thinning design especially, not only meets specification but also the design of tool fool proof of former USB.

Background technology

USB (USB, Universal Serial Bus) is the very general connecting interface of present computer.USB is the external bus that can support that plug and play is installed.Use USB, the user just needn't shut down or activate computer again, can connect and interrupt computer and install between online.Single usb connecting port can be used to connect up to 127 kinds of peripheral units, comprises loudspeaker, phone, CD-ROM disc driver, rocking bar, magnetic tape station, keyboard, scanner and camera or the like.Usb connecting port is usually located at the place of the back of computer near port connected in series or parallel connectivity port.

See also Fig. 1, be existing general USB (A-Type) socket (female seat) and the stereogram of plug (male seat).Existing general USB (A-Type) socket 70 and plug 90 observed USB A-Type socket/related physical size and position to reach the purpose of electric connection.

This USB socket 70 is installed on the computer system end usually and is welded on the circuit board 80.This USB socket 70 has a housing 72, its by metallic plate through punch forming and with the computer system chassis earth, an and tongue piece 76, it is located at the inside of this housing 72.Four avris walls of this housing 72 shell fragment 74 that caves inward all one-body moldedly.This tongue piece 76 is an electrical characteristic conducting enchasing plate, and the bottom surface of this tongue piece 76 is furnished with four conductive reeds 78.

This USB plug 90 is installed on client usually.This USB plug 90 have a housing 92 its by metallic plate through punch forming, and a tongue piece 96 is arranged at the inside of this housing 92.This housing 92 satisfies USB-IF electrical specification requirement altogether by this USB socket 70 and computer system chassis earth, and its upper and lower sides respectively is formed with two square holes 94 and is convenient to contact with the shell fragment 74 of the housing 72 of this USB socket 70 and have the fastening function.The tongue piece 96 of this centre is electrical characteristic conducting enchasing plate, and these tongue piece 96 tops are furnished with four conductive reeds 98, just and tongue piece 72 tablings of this USB socket 70 with conducting to client.

The USB socket 70 of prior art and plug 90 be chimeric certain directivity, oppositely then can't be chimeric.

But the USB socket 70 of prior art and the Outside Dimensions of plug 90 are subject to its housing, when use plugs usually with USB socket arranged side by side on plug push mutually, have inconvenience in the use.Key wherein is that this housing becomes the major obstacle of thinning design.

As known from the above, above-mentioned known USB plug connector on reality is used, obviously has inconvenience and defective and exists, thereby need be improved.

Summary of the invention

Main purpose of the present utility model is to provide a kind of thin type USB pin connector of tool fool proof design, the specification that it has the exterior design of thinning and meets USB, the chimeric mode of particularly giving up the metal outer frame of former plug, and have and prevent reverse misplug function, the advantage of have lightly, carrying easily.

For reaching above-mentioned purpose, the utility model provides a kind of thin type USB pin connector of tool fool proof design, connect with a USB socket, this socket has a housing that is concaved with several shell fragments, one is located at the tongue piece in this housing, and four conductive reeds of being located at the below of this tongue piece, this thin type USB pin connector is inserted in the following side space of this tongue piece of this USB socket, comprise circuit substrate, it has an end face and a bottom surface, this circuit substrate has four electric conduction electrode-plates, its be located at its end face and with this conductive reed of this USB socket butt accordingly, and the ground connection pole plate, it is located at its bottom surface and connects with this shell fragment of this USB socket; And insulation shell, it is coated on the periphery of this circuit substrate, and this insulation shell is provided with the groove that corresponds to this electric conduction electrode-plate and ground connection pole plate and exposes for it, and wherein the guide plate of a predetermined altitude is respectively protruded in the both sides of this insulation shell; Wherein the slot that is embedded between this housing of this tongue piece of this USB socket and this USB socket of this guide plate oppositely misplugs to strengthen chimeric steadiness and can prevent.

Existing conjunction with figs. is described in detail as follows preferred embodiment of the present utility model, but this class declaration only is used for illustrating the utility model, but not interest field of the present utility model is done any restriction.

Description of drawings

Fig. 1 is the stereogram of known USB (A-Type) socket and plug.

Fig. 2 is the sectional exploded view of the thin type USB pin connector of tool fool proof design of the present utility model.

Fig. 3 is the stereogram that the thin type USB pin connector of tool fool proof design of the present utility model is applied to carry-on storage device.

Fig. 4 is the stereogram that the thin type USB pin connector of tool fool proof design of the present utility model is applied to another angle of carry-on storage device.

Fig. 5 is that the utility model is applied to carry-on storage device and is inserted in the end view of USB socket.

Fig. 6 is that the utility model is applied to carry-on storage device and is inserted in the vertical view of USB socket.

Fig. 7 is the cutaway view along 7-7 line among Fig. 6.

Fig. 8 is the end view that the thin type USB pin connector of tool fool proof design of the present utility model is applied to computer peripheral.

Fig. 9 is the end view that the thin type USB pin connector of tool fool proof design of the present utility model is applied to connection cable.

Wherein, description of reference numerals is as follows:

The carry-on storage device of 1-; 2-thin type USB pin connector; The 3-main part;

3 '-cable; The 4-computer peripheral; 4 '-electric connector;

The 10-circuit substrate; The 11-end face; The 12-electric conduction electrode-plate; The 13-bottom surface;

14-ground connection pole plate; The 20-insulation shell; The 22-upper shell; The 24-lower house;

The 70-USB socket; The 72-housing; The 74-shell fragment; The 76-tongue piece;

The 78-conductive reed; 79-plugs the space; The 80-circuit board; The 90-USB plug;

The 92-housing; The 94-square hole; The 96-tongue piece; The 98-conductive reed; 222-paillon foil groove;

The protruding wall of 224-; The 226-guide plate; 242-ground connection groove.

Embodiment

See also Fig. 2, be the sectional exploded view of the thin type USB pin connector of tool fool proof of the present utility model design.The thin type USB pin connector 2 of tool fool proof design of the present utility model connects with the USB socket 70 of prior art.This USB socket 70 (sees also Fig. 1) as described above, and this USB socket 70 has a housing 72, that is concaved with several shell fragments 74 and is located at the tongue piece 76 in this housing 72 and the conductive reed 78 of four belows of being located at this tongue piece 76.Wherein this tongue piece 76 plugs space 79 with housing 72 formation one of its below.

This thin type USB pin connector 2 is inserted in and plugs space 79 between this tongue piece 76 of this USB socket 70 and the housing 72.This thin type USB pin connector 2 comprises a circuit substrate 10, an insulation shell 20, and it is coated on the periphery of this circuit substrate 10.

This circuit substrate 10 has four electric conduction electrode-plates 12 and ground connection pole plate 14.These four electric conduction electrode-plates 12 are made by the conduction good metal; This electric conduction electrode-plate 12 is located on the circuit of end face 11 of this circuit substrate 10 (not icon).The length and width size of this electric conduction electrode-plate 12 with the conductive reed 78 on this tongue piece 76 that can meet former USB socket (female seat) electrically and the physics correspondence position, and with these corresponding conductive reed 78 butts of this USB socket 70.

Through drawing, it has two ends and welds respectively and be fixedly arranged on the bottom surface 13 of this circuit substrate 10 and be connected with corresponding earthed circuit by metallic plate for this ground connection pole plate 14.This ground connection pole plate 14 connects with the shell fragment 74 of these housing 72 belows of this USB socket 70, and thin type USB pin connector 2 of the present utility model like this and these USB socket 70 realization systems are altogether.

This insulation shell 20 is made up of a upper shell 22 and a lower house 24.This upper and

lower casing

22,24 is provided with the groove 222,242 that corresponds to this electric conduction electrode-plate 12 and ground connection pole plate 14 separately and exposes for it.Wherein this upper shell 22 be provided with four paillon foil grooves 222 for these electric conduction electrode-plates 12 expose, protruding wall 224 is located between this electric conduction electrode-plate 12 and two guide plates 226 are located at its both sides lateral margin.Wherein this guide plate 226 is embedded in the slot between this housing 72 of this tongue piece 76 of this USB socket 70 and this USB socket 70; So that this guide plate 226 strengthens chimeric steadiness.If this thin type USB pin connector 2 oppositely inserts, because the guide plate 226 of both sides can interfere with the physical location of normal insertion, can't insert smoothly, have the fool proof function so can prevent from oppositely to misplug.

The lower house 24 of this insulation shell 20 is provided with a pair of ground connection groove 242 and exposes for this ground connection pole plate 14, and for 74 engagings of the shell fragment on this housing 72 of this USB socket 70, so that have fixing effect.

See also Fig. 3 and Fig. 4, be applied to the stereogram of the different angles of carry-on storage device for the thin type USB pin connector of tool fool proof design of the present utility model.Thin type USB pin connector 2 of the present utility model can be applied on the various electronic installations of present USB, and has the advantage of lightly carrying easily.Especially when being applied to a carry-on storage device 1 (for example flash memory (Flash memory card)), extend back a main part 3 and be formed at this carry-on storage device 1 by this thin type USB pin connector 2, that is to say that circuit substrate is to end extension and be formed at a carry-on storage device.By thin type USB pin connector 2 of the present utility model, the carry-on storage device 1 of this USB type becomes more light and handy, it is pegged graft partly and the same thickness of its main part 3 tools, and conveniently is applied to the electronic product carried, as digital personal assistant, digital camera, mobile computer etc.Wherein the circuit design in the main part 3 of this carry-on storage device 1 is because in the prior art part, so do not give unnecessary details at this.

See also Fig. 5 to Fig. 7, be respectively end view, vertical view that the utility model is applied to carry-on storage device and is inserted in USB socket, and along the cutaway view of 7-7 line among Fig. 6.Height of the present utility model is about half of prior art, and width also effectively reduces, and especially when being applied to carry-on storage device, more shows the advantage that it lightly, carries easily.The slimming meter of the utility model realization USB plug is established, the metal outer frame 92 of giving up former plug (male seat) 90, change into nonmetal plastic shaping and be combined into shell, built-in USB is the electric conduction electrode-plate 12 and the system earth pole plate 14 of contact electrically, only utilize the space 79 that plugs of these tongue piece 76 belows of former USB socket (female seat) 70 to realize the slimming design, not only meet former USB specifications and function, and had the function of the anti-mis-insertion of human oriented design.

Please continue to consult Fig. 8, be applied to the end view of computer peripheral for the thin type USB pin connector of tool fool proof design of the present utility model.Thin type USB pin connector of the present utility model also can be applied to computer peripheral, this thin type USB pin connector 2 further can have a cable 3 ', and it connects an end of this circuit substrate 10 and electrically connects the end face 11 of this circuit substrate 10 and the circuit of bottom surface 13.Wherein this cable 3 ' can be connected in a computer peripheral 4, as mouse or keyboard etc.; Perhaps wherein this cable 3 ' can be connected in an electric connector 4 ' to form an electronic installation connection cable (as shown in Figure 9).

The above announcement only is preferred embodiment of the present utility model, can not limit interest field of the present utility model with this, and therefore the equalization of doing in application range of the present utility model changes or modifies, and still belongs to the scope that the utility model is contained.

Claims

1. the thin type USB pin connector of tool fool proof design, connect with a USB socket, this socket has a housing, it is concaved with several shell fragments, and is located at the interior tongue piece of this housing, reaches four conductive reeds of being located at the below of this tongue piece, this thin type USB pin connector is inserted in the following side space of this tongue piece of this USB socket, it is characterized in that comprising:

Circuit substrate, it has an end face and a bottom surface, this circuit substrate have four electric conduction electrode-plates be located at its end face and with this conductive reed of this USB socket accordingly butt, and the ground connection pole plate be located at its bottom surface and connect with this shell fragment of this USB socket; And

Insulation shell, it is coated on the periphery of this circuit substrate, and this insulation shell is provided with the groove that corresponds to this electric conduction electrode-plate and ground connection pole plate and exposes for it, and wherein the guide plate of a predetermined altitude is respectively protruded in the both sides of this insulation shell; Wherein this guide plate is that the slot that is embedded between this housing of this tongue piece of this USB socket and this USB socket oppositely misplugs to strengthen chimeric steadiness and can prevent.

2. the thin type USB pin connector of tool fool proof as claimed in claim 1 design is characterized in that this circuit substrate extends and is formed at a carry-on storage device to an end.

3. the thin type USB pin connector of tool fool proof design as claimed in claim 1 is characterized in that further having a cable, the circuit that it connects an end of this circuit substrate and electrically connects this end face and bottom surface.

4. the thin type USB pin connector of tool fool proof design as claimed in claim 3 is characterized in that this cable can be connected in a computer peripheral.

5. the thin type USB pin connector of tool fool proof design as claimed in claim 3 is characterized in that this cable can be connected in an electric connector to form an electronic installation connection cable.

6. the thin type USB pin connector of tool fool proof as claimed in claim 1 design, it is characterized in that this ground connection pole plate by metallic plate through drawing, and have the bottom surface that two ends are welded in this circuit substrate respectively.

7. the thin type USB pin connector of tool fool proof design as claimed in claim 1 is characterized in that this insulation shell is to have a upper shell and a lower house.

8. the thin type USB pin connector of tool fool proof design as claimed in claim 7, it is characterized in that this guide plate is formed at the both sides lateral margin of this upper shell, and this upper shell is provided with four paillon foil grooves and exposes for this electric conduction electrode-plate, and protruding wall is located between this electric conduction electrode-plate.

9. as the thin type USB pin connector of the described tool fool proof design of claim 7, it is characterized in that this lower house is provided with a pair of ground connection groove and exposes for this ground connection pole plate, and in being sticked in for the shell fragment on this housing of this USB socket.