CN204289905U

CN204289905U - The two-sided plug of a kind of USB

Info

Publication number: CN204289905U
Application number: CN201420785453.5U
Authority: CN
Inventors: 吴捷鑫
Original assignee: Individual
Current assignee: Individual
Priority date: 2014-12-15
Filing date: 2014-12-15
Publication date: 2015-04-22
Anticipated expiration: 2024-12-15

Abstract

The utility model discloses the two-sided plug of a kind of USB, it comprises insulating body and is separately positioned on the contact on two plug surfaces, four described contacts on first plug surface of described insulating body are followed successively by A contact from left to right, B contact, C contact, D contact, four described contacts on second plug surface are respectively A ' contact from left to right, B ' contact, C ' contact, D ' contact, the upper end of described A contact be provided with extend to the right and with the first kink of described A ' contact pad, the upper end of described D contact be provided with extend to the left and with the 4th kink of described D ' contact pad, described B contact is provided with extend to the right and with the second kink of described B ' contact pad, described C contact is provided with extend to the left and with the 3rd kink of described C ' contact pad.The contact of the two-sided plug of USB of the present utility model is reasonable in design, manufacturing procedure simple, and cost of manufacture is lower, and without the need to arranging metal shell.

Description

The two-sided plug of a kind of USB

Technical field

The utility model relates to USB plug technical field, particularly relates to the two-sided plug of a kind of USB.

Background technology

Day by day universal along with electronic product, it is more and more extensive that USB plug is also applied, the most one side grafting still adopted of existing USB plug, and the metallic sheath frame of rectangular frame shape is provided with in the outside of lock pin, because such USB plug can only one side grafting, even need examination to insert during grafting repeatedly can connect, therefore cause and use inconvenience, waste time and energy; In addition, such USB plug also needs to expend metal material and makes metal frame, and cost of manufacture is higher, and manufacture craft is loaded down with trivial details.

Chinese patent literature CN203339341U discloses the two-sided plug of a kind of USB, and the upper and lower sides of its Plug Division is respectively arranged with four copper sheet contact points, connects in 8 power lugs of these eight copper sheet contact points respectively at end.This structural design adds the quantity of contact point, and when injection moulding bad location, production process is loaded down with trivial details, and processing cost is higher.

Utility model content

The technical problems to be solved in the utility model overcomes the electric shock of existing USB two-sided plug copper sheet to design unreasonable, the problem that manufacturing procedure is loaded down with trivial details, cost of manufacture is high, and then provide the two-sided plug of a kind of novel USB.

For achieving the above object, the utility model is by the following technical solutions:

The two-sided plug of a kind of USB, it comprises insulating body and is separately positioned on the contact on described insulating body two plug surfaces, each plug surface of described insulating body is provided with four described contacts, four described contacts on first plug surface of described insulating body are followed successively by A contact from left to right, B contact, C contact, D contact, four described contacts on second plug surface of described insulating body are respectively A ' contact from left to right, B ' contact, C ' contact, D ' contact, the upper end of described A contact be provided with extend to the right and with the first kink of described A ' contact pad, the upper end of described D contact be provided with extend to the left and with the 4th kink of described D ' contact pad, described B contact is provided with extend to the right and with the second kink of described B ' contact pad, described C contact is provided with extend to the left and with the 3rd kink of described C ' contact pad.

Preferably, described A ' contact is provided with the first contact extended to described A contact side, the contact of described first contact and described first kink end, described B ' contact is provided with the second contact extended to described B contact side, the contact of described second contact and described second kink end, described C ' contact is provided with the 3rd contact extended to described C contact side, the contact of described 3rd contact and described 3rd kink end, described D ' contact is provided with the 4th contact extended to described D contact side, the contact of described 4th contact and described 4th kink end.

Preferably, described first contact, described second contact, described 3rd contact, described 4th contact are all protruding to described first plug surface side; Contact on contact on contact on described first kink, described second kink, described 3rd kink, the contact on described 4th kink are all protruded to the side of described second plug surface.

Preferably, described 4th bending part is in the below of described first kink.

Preferably, the upper end of described two-sided USB is provided with four respectively by exposed to described A contact, described B contact, described C contact, described D contact or described A ' contact, described B ' contact, described C ' contact, described D ' the contact shrinkage pool for connection data line and power line.

Preferably, described insulating body is plastic body.

Preferably, being provided with for the projection of screens and the groove for entering glue of the neck location for limited inserting depth of the two-sided plug of described USB.

The beneficial effect that the utility model has compared to existing technology:

Contact on first plug surface of the two-sided plug of the utility model USB is all connected by kink with the contact on the second plug surface, when front grafting or reverse side grafting, the function of the contact of its correspondence position is identical, using in reality can grafting arbitrarily, and use more for convenience; And the contact on USB plug two sides of the present utility model is convenient to location, during injection mo(u)lding, operation is simple, and without the need to arranging metal square frame on plug, therefore can be lowered into product cost, and improves the conduction property of grafting.

Accompanying drawing explanation

In order to make the content of utility model be more likely to be clearly understood, below in conjunction with accompanying drawing, the utility model is described in further detail, wherein:

Fig. 1 is the front view of the two-sided plug of USB of the present utility model;

Fig. 2 is the rearview of the two-sided plug of USB of the present utility model;

Fig. 3 is the end view of the two-sided plug of USB of the present utility model;

Fig. 4 is the vertical view of the two-sided plug of USB of the present utility model;

Fig. 5 be the two-sided plug of USB of the present utility model the first plug surface on the arrangement architecture schematic diagram of contact;

Fig. 6 be the two-sided plug of USB of the present utility model the second plug surface on the arrangement architecture schematic diagram of contact;

Fig. 7 be the two-sided plug of USB of the present utility model the first plug surface on contact on contact and the second plug surface structural representation when fastening;

Fig. 8 be the two-sided plug of USB of the present utility model the first plug surface on the processing schematic diagram of contact;

Fig. 9 be the two-sided plug of USB of the present utility model the second plug surface on the processing schematic diagram of contact.

In figure, Reference numeral is expressed as:

1-insulating body; 11-first plug surface; 12-second plug surface; 2-contact; 21-first kink; 22-second kink; 23-the 3rd kink; 24-the 4th kink; 25-first contact; 26-second contact; 27-the 3rd contact; 28-the 4th contact; 3-neck; 31-is protruding; 32-groove; 4-shrinkage pool.

Embodiment

See Fig. 1-4, the two-sided plug of a kind of USB, it comprises insulating body 1 and is separately positioned on the contact 2 on described insulating body 1 two plug surfaces, described insulating body 1 is plastics, the contact-making surface of described contact 2 protrudes from the surface of described plug surface, each plug surface of described insulating body 1 is provided with four described contacts 2, four described contacts 2 on first plug surface 11 of described insulating body 1 are followed successively by A contact from left to right, B contact, C contact, D contact, four described contacts on second plug surface 12 of described insulating body 1 are respectively A ' contact from left to right, B ' contact, C ' contact, D ' contact, described first plug surface 11 is two just right sides with described second plug surface 12, if face from the first plug surface 11 side, then A contact and D ' contact just right, B contact and C ' contact just right, C contact and B ' contact just right, D contact and A ' contact just right, see Fig. 5, the upper end of described A contact be provided with to the right (to A ' side) extend and with the first kink 21 of described A ' contact pad, the upper end of described D contact is provided with to the left (D ' side) extend and with the 4th kink 24 of described D ' contact pad, described 4th kink 24 is positioned at the below of described first kink 21, described B contact is provided with to the right (B ' side) extend and with the second kink 22 of described B ' contact pad, described C contact is provided with to the left (C ' side) extend and with the 3rd kink 23 of described C ' contact pad.Because the contact on the first plug surface of the present utility model is all connected by kink with the contact on the second plug surface, when front grafting or reverse side grafting, the function of the contact of its correspondence position is identical, and using in reality can grafting arbitrarily, and use more for convenience; And the contact on USB plug two sides of the present utility model is convenient to location, during injection mo(u)lding, operation is simple, and without the need to arranging metal square frame on plug, therefore can be lowered into product cost, and improves the conduction property of grafting.

See Fig. 6, in the present embodiment, described A ' contact is provided with the first contact 25 extended to described A contact side, the contact of described first contact 25 and described first kink 21 end, described B ' contact is provided with the second contact 26 extended to described B contact side, the contact of described second contact 26 and described second kink 22 end, described C ' contact is provided with the 3rd contact 27 extended to described C contact side, the contact of described 3rd contact 27 and described 3rd kink 23 end, described D ' contact is provided with the 4th contact 28 extended to described D contact side, the contact of described 4th contact 28 and described 4th kink 24 end.By each contact on the second plug surface 12 being arranged respectively the contact extended to preset direction, then can improve the corresponding conducting of two groups of contacts on positive and negative further, and then improve electric conductivity.

See Fig. 7, left side in Fig. 7 is the contact (end view of Fig. 5) on the first plug surface 11, right side is the contact (end view of Fig. 6) on the second plug surface 12, in the present embodiment, described first contact 25, described second contact 26, described 3rd contact 27, described 4th contact 28 is all protruding to described first plug surface 11 side, contact on described first kink 21, contact on described second kink 22, contact on described 3rd kink 23, contact on described 4th kink 24 is all protruded to the side of described second plug surface 12, the projection correspondence of the contact on two plug surfaces is conflicted, also namely A contact connects A ' contact, B contact connects B ' contact, C contact connects C ' contact, D contact connects D ' contact.This setup is convenient to the stability of the spacing between raising two groups of contacts, prevents displacement in injection moulding process to be out of shape or to cause because of pitch smaller finished product electric conductivity defective.

See Fig. 2, in the present embodiment, the upper end of described two-sided USB is provided with four respectively by exposed to described A contact, described B contact, described C contact, described D contact or described A ' contact, described B ' contact, described C ' contact, described D ' the contact shrinkage pool 4 for connection data line and power line, and data wire fixedly contacts with the contact in shrinkage pool 4 by welding manner with the end of power line.The contact 2 of the present embodiment only has four with the contact position of power line and data wire, and all completes the welding of laggard row data wire and power line at plug injection moulding, and then is convenient to reduce welding job amount, increases work efficiency.

See Fig. 4, being provided with for the projection 31 of screens and the groove 32 for entering glue of neck 3 position for limited inserting depth of the two-sided plug of described USB, and screens when being convenient to secondary injection molding and nearly glue operation.

The flow chart of the contact on the first plug surface on contact flow chart and the second plug surface is respectively see Fig. 8 and Fig. 9, as can be seen from the figure, four contacts in every one side need the positional structure of setting when all having struck out injection moulding, injection molding operation can be carried out after contact laminating on corresponding two sides, and then be convenient to location, and can enhance productivity.

Above-mentioned embodiment is just explained in detail the technical solution of the utility model; the utility model has more than and is only confined to above-described embodiment; those skilled in the art should be understood that; every improvement on the utility model basis according to above-mentioned principle and spirit, substitute, all should within protection range of the present utility model.

Claims

1. the two-sided plug of USB, it comprises insulating body and is separately positioned on the contact on described insulating body two plug surfaces, each plug surface of described insulating body is provided with four described contacts, it is characterized in that: four described contacts on the first plug surface of described insulating body are followed successively by A contact from left to right, B contact, C contact, D contact, four described contacts on second plug surface of described insulating body are respectively A ' contact from left to right, B ' contact, C ' contact, D ' contact, the upper end of described A contact be provided with extend to the right and with the first kink of described A ' contact pad, the upper end of described D contact be provided with extend to the left and with the 4th kink of described D ' contact pad, described B contact is provided with extend to the right and with the second kink of described B ' contact pad, described C contact is provided with extend to the left and with the 3rd kink of described C ' contact pad.

2. the two-sided plug of a kind of USB according to claim 1, it is characterized in that: described A ' contact is provided with the first contact extended to described A contact side, the contact of described first contact and described first kink end, described B ' contact is provided with the second contact extended to described B contact side, the contact of described second contact and described second kink end, described C ' contact is provided with the 3rd contact extended to described C contact side, the contact of described 3rd contact and described 3rd kink end, described D ' contact is provided with the 4th contact extended to described D contact side, the contact of described 4th contact and described 4th kink end.

3. the two-sided plug of a kind of USB according to claim 2, is characterized in that: described first contact, described second contact, described 3rd contact, described 4th contact are all protruding to described first plug surface side; Contact on contact on contact on described first kink, described second kink, described 3rd kink, the contact on described 4th kink are all protruded to the side of described second plug surface.

4. the two-sided plug of a kind of USB according to claim 1, is characterized in that: described 4th bending part is in the below of described first kink.

5. the two-sided plug of a kind of USB according to claim 1, is characterized in that: the upper end of described two-sided USB is provided with four respectively by exposed to described A contact, described B contact, described C contact, described D contact or described A ' contact, described B ' contact, described C ' contact, described D ' the contact shrinkage pool for connection data line and power line.

6. the two-sided plug of a kind of USB according to claim 1, is characterized in that: described insulating body is plastic body.

7. the two-sided plug of a kind of USB according to claim 1, is characterized in that: being provided with for the projection of screens and the groove for entering glue of the neck location for limited inserting depth of the two-sided plug of described USB.