CN207967380U - A kind of two-sided male seat charging plugs of USB A - Google Patents

Abstract

A kind of two-sided male seat charging plugs of USB A, the terminal fixing piece of setting is fixed the conducting terminal component of tow sides and back to setting in external mold set casing, multiple welding pins of the conducting terminal component of tow sides are directly led out onto the PCBA board of tail portion simultaneously, the conducting terminal component of positive and negative is connected by PCBA board, the conducting terminal component of positive and negative and the normal connection of PCBA board are realized, while two conducting terminal component fittings of traditional handicraft being avoided not cause the transmission different problem of size of current closely；The side of PCBA board obverse and reverse is equipped with the bonding wire contact for connecting bonding wire simultaneously, wherein bonding wire contact and each terminal contact electrical communication, when being welded with bonding wire, bonding wire only needs the bonding wire contact for being directly welded at side both may be used, the length all same of each bonding wire, and it is not required to carry out 90 degree of winding process；The length for solving every root bead line differs, and causes production technology complicated, the low problem of efficiency.

Description

A kind of two-sided male seat charging plugs of USB A

Technical field

The utility model is related to USB connector field, espespecially a kind of two-sided male seat charging plugs of USB A.

Background technology

With the rapid development of electronic technology, electronic product is more and more, all kinds of intellectual products and electronic computer, movement Data transfer between data terminal is mainly transmitted by data line, and existing data line interface often uses USB connector, deposits It is larger in outer die topography, or need glue to bond when assembling, or need quadric injection mould is encapsulated could be packed into external mold, packaging technology compared with For cumbersome, low production efficiency the problems such as, use, have in use pair in addition, existing USB connector is single side Quasi- both forward and reverse directions can use, and the place that visual isopter is difficult to see that at computer host box rear portion is inconvenient to use, therefore develops one It has been to be badly in need of to plant build smaller, can need not differentiate both forward and reverse directions to be inserted into the USB connector used.

Therefore a kind of USB connector that two-sided energization may be implemented is produced in existing technology, and traditional production technology be by The electric conductor of tow sides is press-fitted together as one (as shown in Figure 8), connect and makes positive and negative with PCBA board again in integrally pressing electric conductor Two sides can reach the effect of charging, wherein under the pressure of injection molding the shortcomings that this mode, the metal of tow sides Electric conductor can not 100% fitting completely, cause the transmission size of current of tow sides different, this has resulted in positive and negative and has passed through electricity Flow non-uniform problem.

In addition, due in order to improve the durability of data line and traditional USB connector, generally bonding wire is directly welded at On corresponding terminal contact, then by the bonding wire welded after 90 degree injection molding (such as Fig. 9 shows), and realize that data line and USB connect Connect device vertical connection；It is the shortcomings that this technology mode is deposited：Length per root bead line differs, and bonding wire is noted around 90 degree The type of being moulded into causes production technology complicated, and efficiency is low.

Invention content

To solve the above problems, the utility model provides a kind of two-sided male seat charging plugs of USB A, by leading for tow sides Electric terminal component is directly led out onto the PCBA board of tail portion, and the conducting terminal component of positive and negative is connected by PCBA board, avoids passing The two conducting terminal component fittings of system technique do not cause the transmission different problem of size of current closely；Bonding wire only needs directly simultaneously The bonding wire contact for being welded on side is connect, the length for solving every root bead line differs, and causes production technology complicated, efficiency is low to ask Topic.

To achieve the above object, it is slotting to be to provide a kind of two-sided male seat chargings of USB A for the technical solution adopted in the utility model Head, including external mold set casing, PCBA board, two terminal fixing pieces, it is characterised in that：The surface of described two terminal fixing pieces is each It is provided with a conducting terminal component, two terminal fixing pieces are mutually back to setting in external mold set casing, and two terminals are fixed Conducting terminal component on part is adjacent to shell；Extend outside terminal fixing piece simultaneously the rear end of the wherein described conductor terminal set part Constitute multiple welding pins；The terminal contact of corresponding welding pin is equipped on the wherein described PCBA board obverse and reverse, and The positive side with reverse side of PCBA board is equipped with the bonding wire contact for connecting bonding wire, the bonding wire contact and terminal contact electricity Property connection, and positioned at the positive bonding wire contact of PCBA board with positioned at PCBA board reverse side bonding wire contact be in mirror symmetry；Wherein PCBA board is intercalated between the welding pin of described two conducting terminal components, and the welding pin difference of two conducting terminal components Be welded on on the terminal contact in PCBA board front or back.

Further, it includes cathode power supply terminal contact, positive number of poles that the terminal contact in PCBA board front or back, which is arranged, According to terminal contact, cathode data terminal contact, negative power supply terminal contact, and the bonding wire contact wherein on one surface of PCBA board Including cathode power supply bonding wire contact, negative power supply bonding wire contact, the bonding wire contact on another surface includes that positive data bonding wire touches Point, cathode data bonding wire contact；Wherein cathode power supply bonding wire contact, negative power supply bonding wire contact are positive with PCBA board respectively Or cathode power supply terminal contact, the negative power supply terminal contact on reverse side are electrically connected；The anode data bonding wire contact, cathode Data bonding wire contact electrically connects with positive data terminal contact, the cathode data terminal contact in PCBA board front or back respectively It is logical.

Further, the conducting terminal component includes cathode power supply terminal, positive data terminal, cathode data terminal, bears Pole power supply terminal, cathode power supply terminal, positive data terminal, cathode data terminal on the surface of two of which terminal fixing piece Son, negative power supply terminal respectively with the cathode power supply terminal contact, positive data terminal contact, negative in PCBA board front or back Number of poles is welded according to terminal contact, negative power supply terminal contact.

Further, the surface of each terminal fixing piece is equipped with corresponding cathode power supply terminal, positive data terminal, cathode The fluting of data terminal, negative power supply terminal, the cathode power supply terminal, positive data terminal, cathode data terminal, negative electricity Source terminal is separately positioned in fluting.

Further, wherein the cathode power supply terminal, positive data terminal, cathode data terminal, negative power supply terminal are set The surface for setting one end in fluting is equipped with the contact site of a protrusion, and the external mold set casing upper and lower surface is equipped with corresponding contact The terminal hole in portion, two of which terminal fixing piece are arranged in external mold set casing, and the cathode power supply terminal, positive data terminal Son, cathode data terminal, negative power supply terminal contact site be fastened in terminal hole respectively.

Further, the bottom surface of two terminal fixing pieces is both provided with location hole and protrudes the positioning column of extension downward, Middle two-terminal fixing piece is intercalated in location hole by respective positioning column mutually back to fitting and realizes fixation.

Further, the thickness of the cathode power supply terminal and negative power supply terminal is 0.25mm, width 2.30mm.

The beneficial effects of the utility model are：The terminal fixing piece of setting fixes the conducting terminal component of tow sides And back to setting in external mold set casing, while multiple welding pins of the conducting terminal component of tow sides directly lead out tail In the PCBA board in portion, the conducting terminal component of positive and negative is connected by PCBA board, realize the conducting terminal component of positive and negative with The normal connection of PCBA board, while two conducting terminal component fittings of traditional handicraft being avoided not cause transmission size of current closely not The same problem；The side of PCBA board obverse and reverse is equipped with the bonding wire contact for connecting bonding wire simultaneously, and wherein bonding wire touches Point and each terminal contact electrical communication, when being welded with bonding wire, bonding wire only needs the bonding wire contact for being directly welded at side Both can, the length all same of each bonding wire, and be not required to carry out 90 degree of winding process；Solves the length of every root bead line not One, cause production technology complicated, the low problem of efficiency.

Description of the drawings

Fig. 1 is the utility model positive structure schematic.

Fig. 2 is the utility model reverse structure schematic.

Fig. 3 is the utility model external mold set casing structural schematic diagram.

Fig. 4 is the utility model conductor terminal set and terminal fixing piece positive direction combining structure schematic diagram.

Fig. 5 is that the utility model terminal fixing piece combines another structural schematic diagram.

Fig. 6 is the utility model PCBA board positive structure schematic.

Fig. 7 is the utility model PCBA board reverse structure schematic.

Fig. 8 is conventional conductive terminal assemblies and traditional PCB A board connecting structure schematic diagrames.

Fig. 9 is traditional PCB A plate structure schematic diagrams.

Drawing reference numeral explanation：1. external mold set casing；11. terminal hole；2. terminal fixing piece；21. fluting；22. positioning column； 23. location hole；3. conducting terminal component；31. cathode power supply terminal；32. positive data terminal；33. cathode data terminal；34. Negative power supply terminal；311. contact site；4.PCBA plates；41. cathode power supply bonding wire contact；42. negative power supply bonding wire contact；43. Positive data bonding wire contact；44. cathode data bonding wire contact；45. cathode power supply terminal contact；46. positive data terminal is touched Point；47. cathode data terminal contact；48. negative power supply terminal contact；5. conventional conductive terminal assemblies；6. traditional PCB A plates.

Specific implementation mode

The utility model is described in detail with reference to specific embodiment and Figure of description.

It please refers to Fig.1 shown in -9, the utility model is fixed about a kind of two-sided male seat charging plugs of USB A, including external mold 4, two shell 1, PCBA board terminal fixing pieces 2, it is characterised in that：The surface of described two terminal fixing pieces 2 is each provided with one and leads Electric terminal component 3, two terminal fixing pieces 2 are mutually back to being arranged in external mold set casing 1, and on two terminal fixing pieces 2 Conducting terminal component 3 is adjacent to shell；The rear end of the wherein conductor terminal set part 3 is extended outside terminal fixing piece 2 and structure At multiple welding pins；The terminal contact of corresponding welding pin, and PCBA are equipped on wherein described 4 obverse and reverse of PCBA board The positive side with reverse side of plate 4 is equipped with the bonding wire contact for connecting bonding wire, and the bonding wire contact and terminal contact are electrical Connection, and the bonding wire contact positioned at 4 positive bonding wire contact of PCBA board and positioned at 4 reverse side of PCBA board is in mirror symmetry；Wherein PCBA board 4 is intercalated between the welding pin of described two conducting terminal components 3, and the welding pin of two conducting terminal components 3 Be respectively welded at on the terminal contact in 4 front or back of PCBA board.

Please refer to Fig.1 shown in -9, the terminal fixing piece 2 of setting by the conducting terminal component 3 of tow sides fix and back to It is arranged in external mold set casing 1, while multiple welding pins of the conducting terminal component 3 of tow sides directly lead out and arrive tail portion In PCBA board 4, the conducting terminal component 3 of positive and negative is connected by PCBA board 4, realize the conducting terminal component 3 of positive and negative with The normal connection of PCBA board 4, while two 5 component joints of conventional conductive terminal assemblies of traditional handicraft being avoided not cause closely to transmit The different problem of size of current；The side of 4 obverse and reverse of PCBA board is equipped with the bonding wire contact for connecting bonding wire simultaneously, Wherein bonding wire contact and each terminal contact electrical communication, when being welded with bonding wire, bonding wire only needs to be directly welded at side Bonding wire contact both can, the length all same of each bonding wire, and be not required to carry out 90 degree of winding process；Solves every root bead line Length when being welded with traditional PCB A plates 6 differs, and causes production technology complicated, the low problem of efficiency.

It please refers to shown in Fig. 6-7, further, in this specific embodiment, the end on 4 front of PCBA board is set Sub- contact putting in order from left to right is defined as cathode power supply terminal contact 45, positive data terminal contact 46, cathode successively Data terminal contact 47, negative power supply terminal contact 48, and the bonding wire contact wherein on 4 positive right side of face of PCBA plates on to Under put in order and be defined as cathode power supply bonding wire contact 41, negative power supply bonding wire contact 42 successively；

It is arranged and is defined as positive data bonding wire successively in the bonding wire contact of 4 reverse side of PCBA board putting in order from right to left and touches Point 43, cathode data bonding wire contact 44；And wherein on the left of 4 reverse side of PCBA board on bonding wire contact put in order from top to bottom according to It is secondary to be defined as positive data bonding wire contact 43, cathode data bonding wire contact 44；

It please refers to shown in Fig. 6-7, the cathode power supply bonding wire contact 41, negative power supply bonding wire wherein on 4 front of PCBA board are touched Point 42 is electrically connected with cathode power supply terminal contact 45, the negative power supply terminal contact 48 in 4 front or back of PCBA board respectively； Positive data bonding wire contact 43, cathode data bonding wire contact 44 on 4 reverse side of PCBA board respectively in 4 front or back of PCBA board Positive data terminal contact 46,47 electrical communication of cathode data terminal contact.

It please refers to shown in Fig. 4-7, further, the conducting terminal component 3 includes cathode power supply terminal 31, positive data terminal Son 32, cathode data terminal 33, negative power supply terminal 34, the cathode power supply terminal on the surface of two of which terminal fixing piece 2 31, positive data terminal 32, cathode data terminal 33, negative power supply terminal 34 respectively in 4 front or back of PCBA board just Pole power supply terminal contact 45, positive data terminal contact 46, cathode data terminal contact 47, negative power supply terminal contact 48 weld It connects.

Please refer to shown in Fig. 4, further, the surface of each terminal fixing piece 2 be equipped with corresponding cathode power supply terminal 31, The fluting 21 of positive data terminal 32, cathode data terminal 33, negative power supply terminal 34, the cathode power supply terminal 31, anode Data terminal 32, cathode data terminal 33, negative power supply terminal 34 are separately positioned in fluting 21.The fluting 21 of setting plays The effect of fixed conductive terminals component 3 so that the two-sided male seat charging plugs of USB A are during plug, conducting terminal component 3 The case where being not in displacement.

It please refers to shown in Fig. 4-7, wherein on positive terminal fixing piece 2, cathode power supply terminal 31, positive number of poles It is successively set in fluting 21 according to terminal 32, cathode data terminal 33, negative power supply terminal 34 putting in order from left to right；And Cathode power supply terminal 31, positive data terminal 32, cathode data terminal 33, the welding pin of negative power supply terminal 34 respectively with position In 4 positive cathode power supply terminal contact 45 of PCBA board, positive data terminal contact 46, cathode data terminal contact 47, cathode It welds power supply terminal contact 48；Wherein on the terminal fixing piece 2 positioned at reverse side, cathode power supply terminal 31, positive data terminal 32, cathode data terminal 33, negative power supply terminal 34 putting in order from right to left are successively set in fluting 21；And anode electricity Source terminal 31, positive data terminal 32, cathode data terminal 33, the welding pin of negative power supply terminal 34 respectively with positioned at PCBA The cathode power supply terminal contact 45 of 4 reverse side of plate, positive data terminal contact 46, cathode data terminal contact 47, negative electricity source It welds sub- contact 48；

It please refers to shown in Fig. 3-4, further, wherein the cathode power supply terminal 31, positive data terminal 32, cathode number The surface that one end in fluting 21 is arranged according to terminal 33, negative power supply terminal 34 is equipped with the contact site 311 of a protrusion, described outer 1 upper and lower surface of mould set casing is equipped with the terminal hole 11 of corresponding contact site 311, and two of which terminal fixing piece 2 is arranged in external mold In set casing 1, and the cathode power supply terminal 31, positive data terminal 32, cathode data terminal 33, negative power supply terminal 34 Contact site 311 is fastened on respectively in terminal hole 11.The contact site 311 of protrusion can facilitate the connection between terminal and female seat, really Normal work is protected, while the terminal hole 11 being arranged positions contact site 311, prevents during plug, conductor terminal set The case where contact site 311 of part 3 will appear displacement, ensure that the normal connection between male seat and female seat.

It please refers to shown in Fig. 5, further, the bottom surfaces of two terminal fixing pieces 2 is both provided with location hole 23 and convex downward Go out the positioning column 22 of extension, the sub- fixing piece of both end of which 2 is intercalated in positioning mutually back to fitting by respective positioning column 22 It realizes and fixes in hole 23.By being equipped with location hole 23 and positioning column 22 in the bottom surface of each setting terminal fixing piece 2, pass through two The positioning of a 2 bottom surface of terminal fixing piece and hole positioning column 22, which cooperate, realizes fixation, can further fix conducting terminal Component 3 ensure that the normal connection between male seat and female seat.

Further, the cathode power supply terminal 31 and the thickness of negative power supply terminal 34 are 0.25mm, and width is 2.30mm.Since each terminal cross-sectional area of the TYPE-C male connectors of same type only has 0.3mmX0.15mm=0.045mm2,4 The cross-sectional area of butt i.e. 0.045mm2X4=0.18mm2.This cross-sectional area for by 5A electric currents only It substantially meets, and in the present invention, the thickness of cathode power supply terminal 31 and negative power supply terminal 34 is 0.25mm, width For 2.30mm, i.e. its cross-sectional area 0.575mm2 so that the total cross-sectional area of the positive/negative power supply terminal 34 of charging when charging 0.575mm2X2=1.15mm2 are reached, have been 6.39 times of TYPE-C terminal total cross-sectional areas 0.18mm2, and comparatively For the cathode power supply terminal 31 of charging and 34 passable electric current bigger of negative power supply terminal in the present invention；Plane of structure area increases It can guarantee the transmission of high current, while improving the ability of heat dissipation, can prevent plug when quick charge from generating heat, damage.

Embodiment of above is only that preferred embodiments of the present invention are described, not to the utility model Range be defined, under the premise of not departing from the spirit of the design of the utility model, this field ordinary engineering and technical personnel to this The various modifications and improvement that the technical solution of utility model is made should all fall into the guarantor that claims of the utility model determine It protects in range.

Claims (7)

1. a kind of two-sided male seat charging plugs of USB A, including external mold set casing, PCBA board, two terminal fixing pieces, feature exist In：The surface of described two terminal fixing pieces is each provided with a conducting terminal component, and two terminal fixing pieces are mutually back to setting In external mold set casing, and the conducting terminal component on two terminal fixing pieces is adjacent to shell；The wherein described conductor terminal set Extend outside terminal fixing piece and constitute multiple welding pins in the rear end of part；It is all provided on the wherein described PCBA board obverse and reverse There is the terminal contact of corresponding welding pin, and the positive side with reverse side of PCBA board is equipped with the bonding wire for connecting bonding wire and touches Point, the bonding wire contact and terminal contact electrical communication, and positioned at the positive bonding wire contact of PCBA board and it is located at PCBA board reverse side Bonding wire contact be in mirror symmetry；Wherein PCBA board is intercalated between the welding pin of described two conducting terminal components, and two The welding pin of conducting terminal component be respectively welded at on the terminal contact in PCBA board front or back.

2. the two-sided male seat charging plugs of a kind of USB A according to claim 1, it is characterised in that：The PCBA board front Or the terminal contact on reverse side includes cathode power supply terminal contact, positive data terminal contact, cathode data terminal contact, cathode Power supply terminal contact, and the bonding wire contact wherein on one surface of PCBA board includes cathode power supply bonding wire contact, negative power supply weldering Line contact, the bonding wire contact on another surface include positive data bonding wire contact, cathode data bonding wire contact；The wherein described anode Power supply bonding wire contact, negative power supply bonding wire contact respectively with cathode power supply terminal contact, the cathode in PCBA board front or back Power supply terminal contact is electrically connected；The anode data bonding wire contact, cathode data bonding wire contact respectively with PCBA board front or Positive data terminal contact, cathode data terminal contact electrical communication on reverse side.

3. the two-sided male seat charging plugs of a kind of USB A according to claim 2, it is characterised in that：The conductor terminal set Part includes cathode power supply terminal, positive data terminal, cathode data terminal, negative power supply terminal, two of which terminal fixing piece Surface on cathode power supply terminal, positive data terminal, cathode data terminal, negative power supply terminal respectively with PCBA board front Or cathode power supply terminal contact, positive data terminal contact, cathode data terminal contact, negative power supply terminal contact on reverse side Welding.

4. the two-sided male seat charging plugs of a kind of USB A according to claim 3, it is characterised in that：Each terminal is solid Determine fluting of the surface of part equipped with corresponding cathode power supply terminal, positive data terminal, cathode data terminal, negative power supply terminal, The cathode power supply terminal, positive data terminal, cathode data terminal, negative power supply terminal are separately positioned in fluting.

5. the two-sided male seat charging plugs of a kind of USB A according to claim 3, it is characterised in that：The cathode power supply end The surface that the end in fluting is arranged in son, positive data terminal, cathode data terminal, negative power supply terminal is equipped with a protrusion Contact site, the external mold set casing upper and lower surface are equipped with the terminal hole of corresponding contact site, the setting of two of which terminal fixing piece In external mold set casing, and the cathode power supply terminal, positive data terminal, cathode data terminal, negative power supply terminal connect Contact portion is fastened in terminal hole respectively.

6. the two-sided male seat charging plugs of a kind of USB A according to claim 1, it is characterised in that：Two terminal fixing pieces Bottom surface be both provided with location hole and protrude the positioning column of extension downward, the sub- fixing piece of both end of which mutually back to fitting, and It is intercalated in location hole by respective positioning column and realizes fixation.

7. the two-sided male seat charging plugs of a kind of USB A according to claim 4 or 5, it is characterised in that：The cathode power supply The thickness of terminal and negative power supply terminal is 0.25mm, width 2.30mm.