CN204517082U

CN204517082U - Usb plug device

Info

Publication number: CN204517082U
Application number: CN201520254697.5U
Authority: CN
Inventors: 窦捷; 林永庆; 张志华; 张艳玲
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-04-25
Filing date: 2015-04-25
Publication date: 2015-07-29
Anticipated expiration: 2025-04-25

Abstract

The utility model discloses a kind of USB plug device, comprise USB socket and USB plug, described USB plug comprises the intercalation part that can insert in USB socket and pinches the handle portion of getting with convenient finger, the rear end of described handle portion is connected with the main push-towing rope for transferring electric power and signal, four conducting strips of left-right situs are successively provided with in upper and lower two working faces of described intercalation part, the front portion of described conducting strip is distinguished outwardly and forms electrically conducting contact concordant with upper and lower two working faces respectively, the rear end of described conducting strip is connected to cable, conducting strip on described intercalation part in working face according to order from left to right successively with the conducting strip in lower working face according to dextrosinistral order one_to_one corresponding, and the cable of often pair of mutually corresponding conducting strip rear end connects and accumulates and is a branch ofly arranged in main push-towing rope, the contact that only can contact with the electrically conducting contact one_to_one corresponding on a wherein working face is provided with in described USB socket.This USB plug apparatus structure is simple, and easy to use, USB plug energy both forward and reverse directions is docked in USB socket.

Description

USB plug device

Technical field

The utility model relates to a kind of USB plug device.

Background technology

USB, English Universal Serial Bus(USB) abbreviation, and its Chinese is referred to as " leading to and getting lines crossed ", it is an external bus standard, for connection and the communication of specification computer and external equipment, it is divided into standard USB again by interface type, the types such as Mini-USB and Micro-USB, because USB adopts quadded cable, wherein two are used to the serial-port transmitting data, another two is the power line of transferring electric power, and this quadded cable has putting in order of standard in USB plug and USB socket, thus need connect according to correct opposite joining relation when inserting in USB socket in USB plug, if USB plug is oppositely inserted in USB socket can cause burning of two ends connection device, thus, current USB plug and USB socket all adopt one direction fool proof inserting mode, cannot insert in USB socket when USB plug anti-plug, this fool-proof design can avoid USB plug mistake to insert in USB socket really completely, but but cause a lot of troubles to user, if USB socket is under the computer housing back side or the environment in light difference, if user wants USB plug correctly to insert in USB socket, grafting can be groped could correctly dock for several times, sometimes conference of may exerting oneself under the situation of anti-plug causes the damage of USB plug and USB socket.Therefore be necessary to design USB plug and USB socket that a kind of both forward and reverse directions all can correctly dock, person easy to use is correctly docked fast.

Utility model content

It is simple that the technical problems to be solved in the utility model is to provide a kind of structure, easy to use, can both forward and reverse directions docking USB plug device.

For solving the problems of the technologies described above, the utility model comprises USB socket and USB plug, described USB plug comprises the intercalation part that can insert in USB socket and pinches the handle portion of getting with convenient finger, the rear end of described handle portion is connected with the main push-towing rope for transferring electric power and signal, four conducting strips of left-right situs are successively provided with in upper and lower two working faces of described intercalation part, the front portion of described conducting strip is distinguished outwardly and forms electrically conducting contact concordant with upper and lower two working faces respectively, the rear end of described conducting strip is connected to cable, conducting strip on described intercalation part in working face according to order from left to right successively with the conducting strip in lower working face according to dextrosinistral order one_to_one corresponding, and the cable of often pair of mutually corresponding conducting strip rear end connects and accumulates and is a branch ofly arranged in main push-towing rope, the contact that only can contact with the electrically conducting contact one_to_one corresponding on a wherein working face is provided with in described USB socket.

Described USB socket comprises housing, insulation central layer is provided with in described housing, described insulating core front edge of board is provided with can for intercalation part insertion slot wherein, described contact is be arranged in order the four conductive contacts be arranged in insulation central layer, the top of described slot is provided with the groove that contact front end can be exposed, and the front end of described contact to be resisted against in intercalation part on corresponding electrically conducting contact.

The front end of described contact is provided with pressure and touches the mastoid process in the outer working face of conducting strip.

Described electrically conducting contact arranged outside has the deep gouge adapted with contact front end mastoid process.

Described USB plug inside is injected with one end and is connected in intercalation part and the other end is connected to the stiffener in handle portion.

Described stiffener plate body is evenly equipped with some through holes.

The beneficial effects of the utility model are: owing to being provided with four conducting strips of left-right situs successively in upper and lower two working faces of intercalation part, the front portion of conducting strip is distinguished outwardly and forms electrically conducting contact concordant with upper and lower two working faces respectively, the rear end of conducting strip is connected to cable, both conducting strip on intercalation part in working face also relies on according to dextrosinistral order one_to_one corresponding with the conducting strip in lower working face successively according to order from left to right, the cable of rear end is connected, the contact that only can contact with the electrically conducting contact one_to_one corresponding on a wherein working face is provided with in USB socket, as long as therefore intercalation part can be inserted in USB socket, contact in this socket all can with the conducting strip in intercalation part wherein one side according to correct sequential communication, ensure that the positive and negative insertion of USB plug all can normally use, owing to being provided with insulation central layer in the housing of USB socket, this insulating core front edge of board is provided with can for intercalation part insertion slot wherein, contact is be arranged in order four contacts be arranged in insulation central layer, the top of this slot is provided with the groove that contact front end can be exposed, the front end of this contact to be resisted against in intercalation part on corresponding electrically conducting contact, therefore, when USB plug is inserted in slot, the conducting strip of this intercalation part wherein in a working face contacts connection one by one with the contact in insulation central layer, conducting strip in another working face of this intercalation part is due to the protection of the central layer that insulate, thus connection causes short circuit between isolated conducting strip, front end due to contact is provided with the mastoid process formed by wrap direction, therefore can ensure that contact is smoothly pressed by this mastoid process and contact on the electrically conducting contact of USB plug, avoids scratching electrically conducting contact, because electrically conducting contact arranged outside has the deep gouge adapted with contact front end mastoid process, therefore when contact pressure is touched on electrically conducting contact, this mastoid process can be stuck in this deep gouge, ensures that contact fully contacts with electrically conducting contact, and prevents USB plug from slippage in USB socket, to be connected in intercalation part and the other end is connected to the stiffener in handle portion because USB plug inside is injected with one end, therefore antitorque, the bending strength of USB plug can be increased, and stiffener plate body is evenly equipped with some through holes, therefore can also ensure that the upper and lower two-layer colloid of USB plug fully connects.

In sum, the utility model structure is simple, and easy to use, USB plug energy both forward and reverse directions is docked in USB socket.

Accompanying drawing explanation

Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail:

Fig. 1 is the main TV structure schematic diagram of the utility model USB socket;

Fig. 2 is the sectional structure schematic diagram along A-A line in Fig. 1;

Fig. 3 is the sectional structure schematic diagram along B-B line in Fig. 2;

Fig. 4 is the main TV structure schematic diagram of the utility model USB plug;

Fig. 5 is the plan structure schematic diagram of the utility model USB plug;

Fig. 6 is the sectional structure schematic diagram along C-C line in Fig. 4;

Fig. 7 is the structural representation that the utility model USB plug inserts in USB socket.

Embodiment

With reference to accompanying drawing, this USB plug device comprises USB socket and USB plug, this USB plug comprises the intercalation part 1 that can insert in USB socket and pinches the handle portion 2 of getting with convenient finger, the rear end of handle portion 2 is connected with the main push-towing rope for transferring electric power and signal, four conducting strips 3 of left-right situs are successively provided with in intercalation part about 1 two working face, the front portion of this conducting strip 3 is distinguished outwardly and forms electrically conducting contact 31 concordant with upper and lower two working faces respectively, the rear end of conducting strip 3 is welded with cable 32 respectively, the cable 32 that this conducting strip 3 is connected with its rear end is injection-moulded in USB plug in the mode of built-in fitting, conducting strip 3 on this in working face according to order from left to right successively with the conducting strip 3 in lower working face according to dextrosinistral order one_to_one corresponding, and the cable 32 of often pair of mutually corresponding conducting strip 3 rear end connects and accumulates and is a branch ofly arranged in main push-towing rope, due to this mutual corresponding conducting strip 3 be total up to four right, therefore the cable 32 of this conducting strip 3 rear end is used for the cable of transferring electric power or signal by altogether accumulating four bundles and is covered by main push-towing rope, simultaneously, the contact 4 that only can contact with electrically conducting contact 31 one_to_one corresponding on a wherein working face is provided with in this USB socket, therefore no matter USB plug is forward or oppositely inserts in USB socket, contact 4 in USB socket all can be communicated with according to correct progressive contact by conducting strip 3 corresponding in any operative face.

As Fig. 1, shown in Fig. 2 and Fig. 3, this USB socket comprises housing 5, the rectangular tube that this housing 5 is formed for sheet metal bending, insulation central layer 6 is provided with in housing 5, the central layer of this insulation can adopt the mode of injection moulding to be directly injection-moulded in housing 5 inside, and reserve one in insulation central layer 6 front end and can insert slot 61 wherein for intercalation part 1, during in order to ensure that intercalation part 1 inserts in slot 61, conducting strip 3 in this intercalation part 1 time working face is not communicated with the housing 5 of below and causes short circuit, therefore slot 61 can be arranged on insulation partial below, central layer 6 front end, thus certain thickness insulating barrier 63 is reserved between slot 61 and below housing 5, four conductive contacts 4 of left-right situs successively are also provided with in this insulation central layer 6, certainly this contact 4 can adopt the mode of built-in fitting to be directly together injection-moulded in housing 5 with insulation central layer 6, thus fixed touch plate 4, the top of this slot 61 is also reserved with the groove 62 that contact 4 front end can be exposed, and therefore the front end of this contact 4 is stretched out and can be pressed against and to be inserted in intercalation part 1 on corresponding electrically conducting contact 31 lateral surface from groove 62, smoothly press to make the front end of contact 4 and touch on corresponding electrically conducting contact 31 lateral surface, avoid scratching electrically conducting contact 31 outer surface, therefore the front end of this contact 4 is provided with the mastoid process 41 obtained by bending or impact style, with reference to Fig. 4, Fig. 5, Fig. 6 and Fig. 7, fully press to touch to make contact 4 and also fully clamp USB plug on electrically conducting contact 31, this electrically conducting contact 31 lateral surface is provided with the deep gouge 33 adapted with contact 4 front end mastoid process 41, therefore when intercalation part 1 inserts in slot 61, the mastoid process 41 of this contact 4 front end can stick in corresponding deep gouge 33, thus fully clamps intercalation part 1.

As shown in Figure 4, Figure 5 and Figure 6, because USB plug entirety is moulding, in order to improve antitorque, the bending strength of USB plug entirety, therefore be injected with one end to be connected in intercalation part 1 and the other end is connected to the stiffener 7 in handle portion 2 in USB plug inside, this stiffener 7 is rectangle, thickness is 1mm-2mm, and this stiffener 7 is with the mode of built-in fitting and USB plug together injection mo(u)lding; In order to increase the bonding strength between the two-layer colloid of stiffener about 7, stiffener 7 plate body is evenly equipped with some through holes 71, therefore the two-layer injection moulding colloid of stiffener about 7 connects by this through hole about 71.

Claims

1. a USB plug device, comprise USB socket and USB plug, described USB plug comprises can insert intercalation part (1) in USB socket and convenient finger pinches the handle portion (2) of getting, the rear end of described handle portion (2) is connected with the main push-towing rope for transferring electric power and signal, it is characterized in that: four conducting strips (3) being provided with left-right situs successively in upper and lower two working faces of described intercalation part (1), the front portion of described conducting strip (3) is distinguished outwardly and forms electrically conducting contact (31) concordant with upper and lower two working faces respectively, the rear end of described conducting strip (3) is connected to cable (32), conducting strip (3) in the upper working face of described intercalation part (1) according to order from left to right successively with the conducting strip (3) in lower working face according to dextrosinistral order one_to_one corresponding, and the cable (32) of often pair of mutually corresponding conducting strip (3) rear end connects and accumulates and is a branch ofly arranged in main push-towing rope, the contact (4) that only can contact with electrically conducting contact (31) one_to_one corresponding on a wherein working face is provided with in described USB socket.

2. USB plug device as claimed in claim 1, it is characterized in that: described USB socket comprises housing (5), insulation central layer (6) is provided with in described housing (5), described insulation central layer (6) front end is provided with and can supplies intercalation part (1) insertion slot (61) wherein, described contact (4) is for being arranged in order the four conductive contacts (4) be arranged in insulation central layer (6), the top of described slot (61) is provided with the groove (62) that contact (4) front end can be exposed, the front end of described contact (4) to be resisted against in intercalation part (1) on corresponding electrically conducting contact (31).

3. USB plug device as claimed in claim 2, is characterized in that: the front end of described contact (4) is provided with pressure and touches the mastoid process (41) in conducting strip (3) outer working face.

4. USB plug device as claimed in claim 3, is characterized in that: described electrically conducting contact (31) arranged outside has the deep gouge (33) adapted with contact (4) front end mastoid process (41).

5. the USB plug device any one of Claims 1-4 as described in claim, is characterized in that: described USB plug inside is injected with one end and is connected in intercalation part (1) and the other end is connected to the stiffener (7) in handle portion (2).

6. USB plug device as claimed in claim 5, is characterized in that: described stiffener (7) plate body is evenly equipped with some through holes (71).