CN204992124U - Plug connector that can positive and negatively insert - Google Patents

Abstract

The utility model discloses a plug connector that can positive and negatively insert, including PCB board and insulator, the front of this PCB board is provided with a plurality of the first line in the interval side by side, and each the first line's front end all has first contact site, and the reverse side of PCB board is provided with a plurality of the second line in the interval side by side, and each the second line's front end all has the second contact site, through utilizing insulator and PCB board to inlay the shaping together, guaranteed the plug number of times of product, the life -span is more lasting, effectively avoids the emergence of short circuit phenomenon, also makes the product processing procedure simple simultaneously, the batch production of being convenient for, preparation efficiency is higher, and, through being provided with a string platform, utilizing the shell fragment buckle cooperation of hanging platform and socket connector, realized the location installation of this product with the socket connector, effectively avoid easy emergence to withdraw from the phenomenon, guarantee the stability and the reliability of signal transmission, in addition, through being provided with the circuit protection component, utilize this component effectively to protect the circuit, avoid the emergence of potential safety hazard.

Description

Can the pin connector of just anti-plug

Technical field

The utility model relates to electric connector field technology, refer in particular to a kind of can the pin connector of just anti-plug.

Background technology

Along with the application of digital product and communication equipment is more and more wider, people in use more and more need to be imported from digital product or communication products by usage data or derive, and also need by data-interface to digital product and communication products charging simultaneously; But existing USB plug is all the plug of point top and bottom, first will offer an explanation the top and bottom of USB plug during use, insertion USB female seat that could be correct, uses very inconvenient.

Have Dual-face inserting USB plug at present, namely its can carry out front insert or reverse side insert, use more for convenience.Existing Dual-face inserting USB plug mainly contains two kinds of structures: a kind of is simple pcb board structure, and its obverse and reverse is provided with circuit, the corresponding conducting of circuit on obverse and reverse; Another kind is the mode adopting pcb board and the assembling of upper and lower plastic casing, first the obverse and reverse of pcb board is provided with circuit, and makes the corresponding conducting of the circuit on obverse and reverse, then upper and lower plastic casing is fastened assembling and encases pcb board.There is following defect in the Dual-face inserting USB plug of above-mentioned two kinds of structures: first, the first structure is after repeatedly plugging, pcb board looses elastic force, affect the serviceability of product, useful life is short, and the circuit on pcb board easily contacts with the metal shell of outer jack connector, causes the generation of short circuit phenomenon; Secondly, the second structure needs to carry out the upper and lower plastic casing of man-made assembly, and make processing procedure complicated, efficiency is low; In addition; above-mentioned two kinds lack detent mechanism between structure and outer jack connector, cause Dual-face inserting USB plug easily to exit, impact the stability and reliability of signal transmission; and present Dual-face inserting USB plug all lacks circuit protecting element, causes the generation of potential safety hazard.

Utility model content

In view of this, the utility model for the disappearance of prior art existence, its main purpose be to provide a kind of can the pin connector of just anti-plug, its can effectively solve existing Dual-face inserting USB plug serviceability bad, easily exit, the problem such as be easily short-circuited.

For achieving the above object, the utility model adopts following technical scheme:

Can the pin connector of just anti-plug, include pcb board and insulating body; The front spacing side by side of this pcb board is provided with multiple first line, the front end of each first line all has the first contact site, the reverse side spacing side by side of pcb board is provided with multiple second circuit, the front end of each the second circuit all has the second contact site, the rear end of each the second circuit is connected with a pad respectively, and each second circuit connects with corresponding first line conducting respectively; This insulating body is together with pcb board produced by insert molding, the front of insulating body is arranged with multiple first recess, aforementioned first contact site exposes the bottom surface of the first recess of correspondence, the reverse side of insulating body is arranged with multiple second recess, aforementioned second contact site exposes the bottom surface of the second recess of correspondence, aforementioned pad exposes insulating body, and the front and back of this insulating body is provided with the hanging platform for being clasped with the shell fragment of socket connector.

As a kind of preferred version, described pcb board is provided with circuit protecting element, this circuit protecting element is connected to wherein one second circuit and wherein between a pad.

As a kind of preferred version, the rear end face of insulating body is stretched out in the rear end of described pcb board, and this pad is positioned at the rear end reverse side of pcb board.

As a kind of preferred version, the rear end of described insulating body is provided with the first fixing hole, and the rear end of this pcb board is provided with the second fixing hole, and the second fixing hole and the first fixing hole are just to being communicated with.

As a kind of preferred version, the obverse and reverse of the rear end of described insulating body is all convexly equipped with stopper protrusion, and stopper protrusion is together with connector lug produced by insert molding.

As a kind of preferred version, hanging platform is groove structure, is formed with difference in height between the surface of the bottom surface of hanging platform and the surface of the first contact site or the second contact site.

As a kind of preferred version, described pcb board is provided with multiple via, the plurality of first line is connected with the second corresponding line conduction by corresponding via.

The utility model compared with prior art has obvious advantage and beneficial effect, specifically, as shown from the above technical solution:

By utilizing insulating body together with pcb board produced by insert molding, ensure that the plug number of times of product, the life-span is more lasting, effectively avoids the generation of short circuit phenomenon, and also make product processing procedure simple, be convenient to batch production, make efficiency is higher simultaneously; And, by being provided with hanging platform, utilizing the shell fragment of hanging platform and socket connector to be clasped, achieving this product and the location and installation of socket connector, effectively avoiding easily exiting phenomenon, ensure stability and the reliability of signal transmission; In addition, by being provided with circuit protecting element, utilizing this element to carry out available protecting to circuit, avoiding the generation of potential safety hazard.

For more clearly setting forth architectural feature of the present utility model and effect, below in conjunction with accompanying drawing and specific embodiment, the utility model is described in detail.

Accompanying drawing explanation

Fig. 1 is the assembling schematic perspective view of the preferred embodiment of the utility model;

Fig. 2 is the exploded view of the preferred embodiment of the utility model;

Fig. 3 is the exploded view of another angle of preferred embodiment of the utility model;

Fig. 4 is the using state stereogram of the preferred embodiment of the utility model;

Fig. 5 is the using state sectional view of the preferred embodiment of the utility model.

Accompanying drawing identifier declaration:

10, pcb board 11, first line

111, the first contact site 12, second circuit

121, the second contact site 13, pad

14, via 15, circuit protecting element

16, the second fixing hole 20, insulating body

21, the first recess 22, second recess

23, hanging platform 24, first fixing hole

25, stopper protrusion 30, socket connector

31, shell fragment 32, contact terminal

40, connector lug.

Embodiment

Please refer to shown in Fig. 1 to Fig. 5, that show the concrete structure of the preferred embodiment of the utility model, the utility model is A type USB plug connector, includes pcb board 10 and insulating body 20.

The front spacing side by side of this pcb board 10 is provided with multiple first line 11, the front end of each first line 11 all has the first contact site 111, the reverse side spacing side by side of pcb board 10 is provided with multiple second circuit 12, the front end of each the second circuit 12 all has the second contact site 121, the rear end of each the second circuit 12 is connected with a pad 13 respectively, and each second circuit 12 connects with corresponding first line 11 conducting respectively; In the present embodiment, this pcb board 10 is provided with multiple via 14, the plurality of first line 11 is connected with the second corresponding circuit 12 conducting by corresponding via 14.

This insulating body 20 is together with pcb board 10 produced by insert molding, the front of insulating body 20 is arranged with multiple first recess 21, aforementioned first contact site 111 exposes the bottom surface of the first recess 21 of correspondence, the reverse side of insulating body 20 is arranged with multiple second recess 22, aforementioned second contact site 121 exposes the bottom surface of the second recess 22 of correspondence, aforementioned pad 13 exposes insulating body 20, in the present embodiment, the rear end face of insulating body 20 is stretched out in the rear end of this pcb board 10, and this pad 13 is positioned at the rear end reverse side of pcb board 10; And, the front and back of this insulating body 20 is provided with the hanging platform 23 for being clasped with the shell fragment 31 of socket connector 30, in the present embodiment, hanging platform 23 is groove structure, be formed with difference in height between the surface of the bottom surface of hanging platform 23 and the surface of the first contact site 111 or the second contact site 121, contact with the first contact site 111 or the second contact site 121 to avoid shell fragment 31.

And described pcb board 10 is provided with circuit protecting element 15, and this circuit protecting element 15 is connected to wherein one second circuit 12 and wherein between a pad 13.

In addition, the rear end of described insulating body 20 is provided with the first fixing hole 24, and the rear end of this pcb board 10 is provided with the second fixing hole 16, first fixing hole 24 with the second fixing hole 16 just to being communicated with.

In addition, the obverse and reverse of the rear end of described insulating body 20 is all convexly equipped with stopper protrusion 25, and stopper protrusion 25 is together with connector lug 40 produced by insert molding.

During making, first, pcb board 10 is formed first line 11, second circuit 12 and pad 13, and circuit protecting element 15 is arranged on pcb board 10, make circuit protecting element 15 be connected to wherein one second circuit 12 and wherein between a pad 13; Then, by pcb board 10 together with insulating body 20 produced by insert molding, then, outside wire rod is welded with pad 13, and make connector lug 40 together with the rear end produced by insert molding of insulating body 20 rear end, pcb board 10.

During use, as shown in Figure 4 and Figure 5, this product can to insert or reverse side inserts in socket connector 30 in front, when front is inserted, the shell fragment 31 of socket connector 30 snaps in the hanging platform 23 in insulating body 20 front, and contact terminal 32 snaps in the second recess 22 to contact with the second contact site 121 and is electrically connected, and when reverse side inserts, the shell fragment 31 of socket connector 30 snaps in the hanging platform 23 of insulating body 20 reverse side, and contact terminal 32 snaps in the first recess 21 to contact with the first contact site 111 and is electrically connected.

Design focal point of the present utility model is: by utilizing insulating body together with pcb board produced by insert molding, ensure that the plug number of times of product, the life-span is more lasting, effectively avoid the generation of short circuit phenomenon, also make product processing procedure simple, be convenient to batch production, make efficiency is higher simultaneously; And, by being provided with hanging platform, utilizing the shell fragment of hanging platform and socket connector to be clasped, achieving this product and the location and installation of socket connector, effectively avoiding easily exiting phenomenon, ensure stability and the reliability of signal transmission; In addition, by being provided with circuit protecting element, utilizing this element to carry out available protecting to circuit, avoiding the generation of potential safety hazard.

The above, it is only preferred embodiment of the present utility model, not technical scope of the present utility model is imposed any restrictions, therefore every above embodiment is done according to technical spirit of the present utility model any trickle amendment, equivalent variations and modification, all still belong in the scope of technical solutions of the utility model.

Claims (7)

1. can the pin connector of just anti-plug, it is characterized in that: include pcb board and insulating body; The front spacing side by side of this pcb board is provided with multiple first line, the front end of each first line all has the first contact site, the reverse side spacing side by side of pcb board is provided with multiple second circuit, the front end of each the second circuit all has the second contact site, the rear end of each the second circuit is connected with a pad respectively, and each second circuit connects with corresponding first line conducting respectively; This insulating body is together with pcb board produced by insert molding, the front of insulating body is arranged with multiple first recess, aforementioned first contact site exposes the bottom surface of the first recess of correspondence, the reverse side of insulating body is arranged with multiple second recess, aforementioned second contact site exposes the bottom surface of the second recess of correspondence, aforementioned pad exposes insulating body, and the front and back of this insulating body is provided with the hanging platform for being clasped with the shell fragment of socket connector.

2. according to claim 1 can the pin connector of just anti-plug, it is characterized in that: described pcb board is provided with circuit protecting element, this circuit protecting element is connected to wherein one second circuit and wherein between a pad.

3. according to claim 1 can the pin connector of just anti-plug, it is characterized in that: the rear end face of insulating body is stretched out in the rear end of described pcb board, this pad is positioned at the rear end reverse side of pcb board.

4. according to claim 1 can the pin connector of just anti-plug, it is characterized in that: the rear end of described insulating body is provided with the first fixing hole, the rear end of this pcb board is provided with the second fixing hole, and the second fixing hole and the first fixing hole are just to being communicated with.

5. according to claim 1 can the pin connector of just anti-plug, it is characterized in that: the obverse and reverse of the rear end of described insulating body is all convexly equipped with stopper protrusion, stopper protrusion is together with connector lug produced by insert molding.

6. according to claim 1 can the pin connector of just anti-plug, it is characterized in that: hanging platform is groove structure, between the surface of the bottom surface of hanging platform and the surface of the first contact site or the second contact site, be formed with difference in height.

7. according to claim 1 can the pin connector of just anti-plug, it is characterized in that: described pcb board is provided with multiple via, the plurality of first line is connected with the second corresponding line conduction by corresponding via.