CN104934746A - USB connector capable of being inserted positively and reversely - Google Patents
USB connector capable of being inserted positively and reversely Download PDFInfo
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- CN104934746A CN104934746A CN201510061704.4A CN201510061704A CN104934746A CN 104934746 A CN104934746 A CN 104934746A CN 201510061704 A CN201510061704 A CN 201510061704A CN 104934746 A CN104934746 A CN 104934746A
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- metal
- usb connector
- pluging
- reverse
- insulating body
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- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
A USB connector capable of being inserted positively and reversely comprises an isolating sheet metal, a first terminal set, a second terminal set, an insulating body in which the isolating sheet metal, the first and second terminal sets are formed integrally, and a metal shell sleeving the insulating body. The insulating body comprises a plastic cement matrix in which a metal isolating sheet is formed, a first plastic cement body integrally forming the first terminal set on a first side surface of the plastic cement matrix, and a second plastic cement body integrally forming the second terminal set on a second side surface of the plastic cement matrix. Before being injection molded on the plastic cement matrix, the first and second terminal sets are injection molded respectively and form the first and second plastic cement strips fixedly holding the terminals of the first and second terminal sets as one. The overall structure of the USB connector capable of being inserted positively and reversely of the present invention is more stable.
Description
Technical field
The present invention relates to electric connector field, espespecially one can just reverse pluging USB connector.
Background technology
USB (USB) is present in daily life widely, and the transmission of electronic device data adopts this general standard mostly; The appearance of USB3.0 standard drastically increases the transmission speed of data, and in the USB interface design of standard A Type type, USB3.0 can ideally realize change in design and not affect downward compatibility and constructional appearance.But mobile terminal application Micro USB field then cannot practical function upgrading while, guarantee constructional appearance is constant, Micro USB 3.0 standard finally makes surface structure complicated, namely mode is side by side adopted to add an interface to hold the function leg increased, but occupy larger space, be limited to the development trend of smart mobile phone ultrathin, the application of Micro USB3.0 on mobile phone is greatly limited, is badly in need of a kind of brand-new high speed serialization versabus and solves this problem.
Recent USB association is proposed brand-new USB3.1 Type C type interface connector, taken into account size and performance simultaneously, adapted to the application on intelligent terminal, but it can not be backward compatible.The People's Republic of China's No. 201410395693.9 patent application discloses a kind of USB3.1 Type C type connector, but it is in manufacture method, adopt by metal spacing block and plastic matrix one-body molded after, again first end subgroup be shaped in described plastic matrix side and form the first plastic body, second terminal group then adopts first one-body molded rear formation second plastic body, the second plastic body is assembled in the opposite side of described plastic matrix, the manufacture method of this kind of assembling is unfavorable for the globality promoting connector itself again.
Summary of the invention
The object of the present invention is to provide a kind of overall structure more firm can just reverse pluging USB connector.
For this reason, the invention provides one can just reverse pluging USB connector, comprise isolating metal sheet, first end subgroup, second terminal group, by described isolating metal sheet, first end subgroup, second terminal group is shaped in interior insulating body, and the metal shell be sheathed on outside described insulating body, described insulating body comprises described metal spacing block is formed in interior plastic matrix, described first end subgroup is shaped in the first plastic body on described plastic matrix first side, and the second plastic body described second terminal group is shaped on described plastic matrix second side, described first end subgroup, second terminal group is before being injected and molded in described plastic matrix, carry out injection mo(u)lding respectively and defined described first end subgroup, each terminal fixing of the second terminal group be integrated first, second plastic strip.
Compared to prior art, the present invention just reverse pluging USB connector can form the first plastic strip, second plastic strip of each terminal of fixing by described first end subgroup, the second terminal group first being carried out injection mo(u)lding operation, again described first end subgroup, the second terminal group are injected and molded on two sides of described plastic matrix, strengthen the overall structure of product, when colleague avoids injection mo(u)lding, the problem that each terminal of first, second terminal group cannot be located.
Accompanying drawing explanation
Fig. 1 is that the present invention can the three-dimensional combination figure of just reverse pluging USB connector;
Fig. 2 is that the present invention can just reverse pluging USB connector partial exploded view;
Fig. 3 is that the present invention can the three-dimensional exploded view of just reverse pluging USB connector;
Fig. 4 is that the present invention can the three-dimensional exploded view of just another angle of reverse pluging USB connector;
Fig. 5 is that the present invention can the stereogram of just reverse pluging USB connector isolating metal sheet;
Fig. 6 is the cutaway view along the dotted line of A-A shown in Fig. 1;
Fig. 7 is the three-dimensional exploded view of the present invention's first formed body that can just formed after the isolating metal sheet of reverse pluging USB connector and plastic matrix injection mo(u)lding and first end subgroup, the first plastic body;
Fig. 8 is the three-dimensional exploded view that the present invention just can form the second formed body and the second terminal group, the second plastic body after the first formed body of reverse pluging USB connector and the injection mo(u)lding of first end subgroup;
Fig. 9 is the three-dimensional exploded view of the present invention's the 3rd formed body that can just formed after the second formed body of reverse pluging USB connector and the second terminal group injection mo(u)lding and retaining piece;
Figure 10 is that the present invention the retaining piece of just reverse pluging USB connector can be assembled in three-dimensional combination figure on the 3rd formed body;
Figure 11 is that the present invention the 3rd formed body of just reverse pluging USB connector can assemble the stereogram after the first metal-back;
Figure 12 be the present invention can the 3rd formed body of just reverse pluging USB connector assemble the first metal-back after carry out the stereogram after a glue operation again;
Figure 13 is that the present invention the second metal-back of just reverse pluging USB connector can be welded to the stereogram after described first metal-back.
Embodiment
Refer to shown in Fig. 1 to Fig. 6, the present invention can just reverse pluging USB connector comprise isolating metal sheet 30, laying respectively at the first end subgroup 40 of described isolating metal sheet 30 both sides and the second terminal group 50, described isolating metal sheet 30, first end subgroup 40, second terminal group 50 fixing taken shape in the insulating body 20 of one, the retaining piece 80 be sheathed on described insulating body 20, water proof ring 60, the marine glue 70 that is assembled in the metal shell 10 outside described insulating body 20 and is applied between described insulating body 20 and described metal shell 10.
Described metal shell 10 comprises the first metal-back 11 and is welded to the second metal-back 12 outside the first metal shell 11.
Refer to shown in Fig. 6, Fig. 9, described insulating body 20 comprise with the integrated plastic matrix of described isolating metal sheet 30 21, with integrated first plastic body 22 of described first end subgroup 40, with integrated second plastic body 23 of described second terminal group 50.The holding parts 27 that described insulating body 20 comprises base portion 25, extend to form from described base portion 25 forward direction, docking tongue 24 and the afterbody 26 extended to form from described base portion 25 rear end part.Described retaining piece 80 is sheathed on described holding parts 27, described base portion 25 periphery is provided with the cannelure 251 holding described water proof ring 60, described cannelure 251 front end is provided with depressed part 254, described cannelure 254 rear end comprises annular protrusion 252, and described annular protrusion 252 rear end is recessed to form gum box 253.
Refer to shown in Fig. 2 to Fig. 6, described isolating metal sheet 30 is shaped in described plastic matrix 21, described isolating metal sheet 30 comprises being embedded in described docking tongue 24 and is positioned at first of described docking tongue about 21 both sides with shielding, second terminal group 40, the metal base 33 of 50, upwards extend from described metal base 33 rear end bending and take shape in the metal vertical portion 35 in the base portion 24 of the plastic matrix 21 of described insulating body 20, extend back from top, described metal vertical portion 35 metal tail 34 in the afterbody 26 taking shape in the plastic matrix 21 of described insulating body 20 of formation, and from the spacer leg 31 that the downward punching press in described metal tail 34 end both sides extends to form.Metal base 33 both lateral sides of described isolating metal sheet 30 is formed with the clamping part 32 being exposed to described docking tongue 24 both lateral sides outer rim, and described clamping part 32 and the corresponding snap part (not shown) of butt connector be corresponding to be held and in electrical contact described isolating metal sheet 30 is formed with the earthing conductor of butt connector conducting to increase shield effectiveness.Meanwhile, described isolating metal sheet 30 effectively can strengthen the present invention can the intensity of just reverse pluging USB connector.
Refer to shown in Fig. 2 to Fig. 8, described first end subgroup 40 comprises the first terminal contact site 41 being exposed to described docking tongue 24 first side surface, the first terminal leg 42 extending to the rear bending formation of afterbody 26 from described the first terminal contact site 41 end along described plastic matrix 20 surface, and domes 44 are formed between described the first terminal contact site 41 and the first terminal leg 42, described the first terminal leg 42 adopts SMT patch form.The first terminal contact site 41 rear end of described first end subgroup 40 is one-body molded has the first plastic strip 43 to be integrated by some terminal fixings of described first end subgroup 40.
Described first end subgroup 40 carries out single injection-molded and is formed covering the first plastic body 22 of described first end subgroup 40 again after being fixed in the first side surface of described plastic matrix 21, described first plastic body 22 becomes a part for the holding parts 27 of described insulating body 20, base portion 25 and afterbody 26.
Described second terminal group 50 comprises the second terminal contact portion 51 being exposed to described docking tongue 24 second side surface, the second terminal leg 52 that vertical bending is formed after described second terminal contact portion 51 end extends to afterbody 26 along table surface, described plastic matrix 20 second side, and described second terminal leg 52 adopts contact pin type structure.Second terminal contact portion 51 rear end of described second terminal group 50 is one-body molded has the second plastic strip 53 to be integrated by some terminal fixings of described second terminal group 50.
Carry out single injection-molded after described second terminal group 50 is fixed in the second side surface of described plastic matrix 21 again and formed covering the second plastic body 23 of described second terminal group 50, described second plastic body 23 becomes a part for the holding parts 27 of described insulating body 20, base portion 25 and afterbody 26.
Refer to shown in Fig. 3, Fig. 4, Fig. 6, Fig. 9 to 13, described retaining piece 80 structure roughly in the form of a ring, be sheathed on from docking tongue 24 side of described insulating body 20 described holding parts 27 to strengthen the bulk strength of described docking tongue 24, strengthen the intensity between described first plastic body 22, second plastic body 23 and plastic matrix 21 simultaneously, prevent described the first terminal contact site 41, second terminal contact portion 51 with described dock to produce excessive gap between tongue 24 and cause product to plug damage product.Described retaining piece 80 comprises collecting that ring-type covering portion 81 and bending upwards extend to form and enters spot-welding part 82 in the depressed part 254 of the base portion 25 of described insulating body 20.Described retaining piece 80 is being sheathed on after on described holding parts 27, again described first metal-back 11 is set on described insulating body 20, by the mode of spot welding, the spot-welding part 82 of described retaining piece 80 is welded on described first metal-back 11 with fixing described retaining piece 80.Because the cannelure 251 that the base portion 25 of described insulating body 20 is arranged occupies more space, so the spot-welding part 82 of described retaining piece 80 cannot be fixed on by the mode arranging hangnail in the depressed part 254 of described base portion 25, and the mode of spot welding is adopted effectively to be fixed on by fixture 80 on described first metal-back 11.
The first metal-back 11 be sheathed on outside described insulating body 20 adopts hollow tubular product to cut into and forms, and except two open ends, all the other places are all-sealed structure, is different from conventional metals shell and adopts sheet material riveted joint can produce the problem in riveted joint gap in a side.
Described water proof ring 60 is loop configuration, be sheathed in the cannelure 251 of the base portion 25 of described insulating body 20, then, described first metal-back 11 is inserted on described base portion 25 from described docking tongue 24 side, described water proof ring 60 inside the cannelure 251 and described first metal-back 11 of described base portion 25 between, anti-sealing enters described afterbody 26 side from described docking tongue 24 side.And carry out spot welding process at spot-welding part 82 place of the corresponding described retaining piece 80 of described first metal-back 11 and fix as one to make described retaining piece 80 and described first metal-back 11.
After described first metal-back 11 is inserted in described insulating body 20, in the gum box 253 of cannelure 251 rear end at described insulating body 20 base portion 25, apply marine glue 70 with the waterproof outpost of the tax office together with making to increase again between described first metal-back 11 with described insulating body 20 base portion 25, ensure water resistance further.Described gum box 253 partly overlaps at axial direction with described first metal-back 11.Described second metal-back 12 is covered on described first metal-back 11, and is fixed on described first metal-back 11 by the mode of spot welding.
Please consult shown in Fig. 6 by emphasis, described the first terminal leg 42 is positioned at described second terminal leg 52 rear portion and between the two in 90 degree of angles, described isolating metal sheet 30 end covers described second terminal group 50 in vertical direction completely to realize good shield effectiveness.
The present invention just reverse pluging USB connector can arrange first, second terminal group 40,50 in the both sides up and down of plastic matrix 20 respectively, the compatible positive and negative inserting function of USB.And have metal spacing block 30 by one-body molded in described plastic matrix 21, effectively can shield first, second terminal 40 being positioned at described plastic matrix about 21 both sides, the signal disturbing between 50, simultaneously the intensity of reinforced insulation body 20.The first plastic strip 43, second plastic strip 53 of each terminal of fixing is formed by described first end subgroup 40, second terminal group 50 first being carried out injection mo(u)lding operation, again described first end subgroup 40, second terminal group 50 is injected and molded in the both sides up and down of described plastic matrix 21, strengthen the overall structure of product, when avoiding injection mo(u)lding, the problem of first, second bad location of each terminal of terminal group 40,50.The base portion 25 of described insulating body 20 arranges the cannelure 251 being used for sheathed water proof ring 60, make the effect realizing water-tight between insulating body 20 and the first metal-back 11, the water resistance between the further reinforced insulation body 20 of gum box of coating marine glue 70 and the first metal-back 11 is set in cannelure 251 rear end simultaneously.And described first metal-back 11 adopts the cutting of integral type tubing to form, or on the riveted joint face of riveting type first metal-back 11, paste water-proof adhesive plaster 112 prevent the first metal-back from leaking.
Refer to shown in Fig. 6 to Figure 13, below can the manufacture method of just reverse pluging USB connector by introducing the present invention:
Step one, metal spacing block 30 is provided and described metal spacing block 30 is carried out first time injection mo(u)lding and form the plastic matrix 21 with described metal spacing block 30 one.
Step 2, provide first end subgroup 40, described first end subgroup 40 is carried out injection mo(u)lding and form the first plastic strip 43 be integrated by each terminal fixing of described first end subgroup 40; Second terminal group 50 is provided, described second terminal group 50 is carried out injection mo(u)lding and form the second plastic strip 53 be integrated by each terminal fixing of described second terminal group 50; Described first plastic strip 43, second plastic strip 53 is positioned at holding parts 27 or base portion 25 position of described insulating body 20.
Step 3, in injection mold, the both sides up and down that described first end subgroup 40, second terminal group 50 is individually fixed in described plastic matrix 21 are carried out injection molding operations formed respectively cover described first end subgroup 40 the first plastic body 22, cover the second plastic body 23 of the second terminal group 50.Now, the insulating body 20 that described plastic matrix 21, first plastic body 22, second plastic body 23 entirety is combined into one, the holding parts 27 that described insulating body 20 comprises base portion 25, extend to form from base portion 25 forward direction with dock tongue 24 and from the backward afterbody extended to form of base portion 25, the gum box 253 that described base portion 25 is provided with cannelure 251, is positioned at the depressed part 254 of cannelure 251 front end, is positioned at the annular protrusion 252 of described cannelure 251 rear end, is positioned at described annular protrusion 252 rear end.
In injection mold, first described first end subgroup 40, second terminal group 50 can be individually fixed in described plastic matrix 21 about both sides single injection-molded in this step to form; Also can first by described first end subgroup 40(second terminal group 50) be fixed on described plastic matrix 21 side injection mo(u)lding after, then by the second terminal group 50(first end subgroup 40) opposite side that is fixed on described plastic matrix 21 carries out injection mo(u)lding.
Step 4, provide retaining piece 80, described retaining piece 80 is sheathed on the holding parts 27 of described insulating body 20 from described docking tongue 24 side, described retaining piece 80 comprise around described holding parts 27 ring-type covering portion 81 and extend upwardly into described insulating body 20 base portion 25 depressed part 254 in spot-welding part;
Water proof ring 60 is provided, described water proof ring 60 is sheathed in the cannelure 251 of the base portion 25 of described insulating body 20.
Step 5: the first metal-back 11 is provided, the base portion 25 described first metal-back 11 being inserted in described insulating body 20 from described docking tongue 24 side is peripheral, and described water proof ring 60 is between the base portion 25 and the medial surface of described first metal-back 11 of described insulating body 20; Meanwhile, carry out spot welding process at spot-welding part 82 place of the corresponding described retaining piece 80 of described first metal-back 11 and make described retaining piece 80 and described first metal-back 11 fixed bit one;
Described first metal-back 11 adopts hollow tubular product cutting to form, or described first metal-back 11 adopts sheet material riveting to form, and then on the riveted joint face that there is riveted seam 111, pastes water-proof adhesive plaster 112.
Step 6: apply marine glue 70 on the gum box 253 of base portion 25 end edge being positioned at described insulating body 20, makes to form one deck watertight composition again between described first metal-back 11 medial surface and described insulating body 20 base portion 25, strengthens water resistance further.
Step 7, provide the second metal-back 12, the second metal-back 12 to be covered on described first metal-back 11 and to be fixed on together by the mode of spot welding.
The present invention can just reverse pluging USB connector manufacture method first by after the one-body molded formation plastic matrix 21 of metal spacing block 30 again by first, second terminal group 40,50 both sides being up and down integrally formed in described plastic matrix 21, make described plastic matrix 21, first plastic body 22, second plastic body 23 in conjunction with as a whole with metal spacing block 30 described in stable fixing and first, second terminal group 40 being positioned at described isolating metal sheet about 30 both sides, 50, insulating body 20 integrative-structure also makes waterproofing design become possibility simultaneously.
Claims (10)
1. one kind can just reverse pluging USB connector, it is characterized in that: comprise isolating metal sheet, first end subgroup, second terminal group, by described isolating metal sheet, first end subgroup, second terminal group is shaped in interior insulating body, and the metal shell be sheathed on outside described insulating body, described insulating body comprises described metal spacing block is formed in interior plastic matrix, described first end subgroup is shaped in the first plastic body on described plastic matrix first side, and the second plastic body described second terminal group is shaped on described plastic matrix second side, described first end subgroup, second terminal group is before being injected and molded in described plastic matrix, carry out injection mo(u)lding respectively and defined described first end subgroup, each terminal fixing of the second terminal group be integrated first, second plastic strip.
2. as claimed in claim 1 can just reverse pluging USB connector, it is characterized in that: described insulating body comprises base portion in plug orientation, the holding parts that extends to form from base portion fore-end with dock tongue and extend to form afterbody from described base portion rear end part, first, second plastic strip of first, second terminal group described is positioned at described holding parts and base position place.
3. as claimed in claim 1 or 2 can just reverse pluging USB connector, it is characterized in that: described first end subgroup, the second terminal group be in injection mold, be fixed on described plastic matrix simultaneously first, second side on after carry out injection mo(u)lding again.
4. as claimed in claim 1 or 2 can just reverse pluging USB connector, it is characterized in that: injection mo(u)lding is carried out in the first side that described first end subgroup is first fixed on described plastic matrix in injection mold and forms the first plastic body, more described second terminal group is carried out injection mo(u)lding again at injection mold internal fixtion on the second side of described plastic matrix form the second plastic body.
5. as claimed in claim 2 can just reverse pluging USB connector, it is characterized in that: described isolating metal sheet comprise be embedded in described insulating body docking tongue in shielding be positioned at first of the described upper and lower both sides of docking tongue, the metal base of the second terminal group, upwards extend from described metal base rear end bending and take shape in the metal vertical portion in described plastic matrix, extend back from top, described metal vertical portion the metal tail in the afterbody taking shape in described plastic matrix of formation, and the spacer leg that described second plastic body extends to form is passed through downwards from described metal tail end both sides, the metal base both lateral sides of described isolating metal sheet is formed with the clamping part being exposed to described docking tongue both lateral sides outer rim, described clamping part and the corresponding snap part of a butt connector be corresponding to be held and described isolating metal sheet and the butt connector corresponding component of making in electrical contact forms path to increase shield effectiveness.
6. as claimed in claim 2 can just reverse pluging USB connector, it is characterized in that: described USB connector also includes water proof ring, the base portion periphery of described insulating body is provided with the cannelure for accommodating described water proof ring, described metal shell comprises the first metal-back in hollow tubular structure, described first metal-back is inserted on the base portion of described insulating body from described docking tongue side, and described water proof ring is between the medial surface and described base portion of described first metal-back.
7. as claimed in claim 6 can just reverse pluging USB connector, it is characterized in that: the cannelure rear end of the base portion of described insulating body is formed with gum box, first metal-back and described gum box partly overlap at axial direction, are coated with marine glue to form watertight composition between described base portion and described first metal-back in described gum box.
8. as claimed in claim 6 can just reverse pluging USB connector, it is characterized in that: the front end that described insulating body base portion is positioned at described cannelure is provided with depressed part, describedly just reverse pluging USB connector can also comprise the retaining piece that is sheathed on described holding parts periphery, described retaining piece comprises the ring-type covering portion being sheathed on described holding parts periphery and the spot-welding part extended into after the bending of described ring-type covering portion in described depressed part.
9. as described in any one of claim 8 can just reverse pluging USB connector, it is characterized in that: described first metal-back adopts the integrative-structure of hollow tubular product cutting.
10. as claimed in claim 6 can just reverse pluging USB connector, it is characterized in that: described metal shell also comprises the second metal-back, described second metal-back is welded to outside described first metal-back and places.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510061704.4A CN104934746B (en) | 2015-02-06 | 2015-02-06 | Can just reverse pluging USB connector |
| US14/966,464 US9865962B2 (en) | 2015-02-06 | 2015-12-11 | Electrical connector assembly having waterproof function and method of manufacturing the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510061704.4A CN104934746B (en) | 2015-02-06 | 2015-02-06 | Can just reverse pluging USB connector |
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| Publication Number | Publication Date |
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| CN104934746A true CN104934746A (en) | 2015-09-23 |
| CN104934746B CN104934746B (en) | 2017-12-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510061704.4A Active CN104934746B (en) | 2015-02-06 | 2015-02-06 | Can just reverse pluging USB connector |
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| CN105226428A (en) * | 2015-11-03 | 2016-01-06 | 昆山全方位电子科技有限公司 | Electric connector |
| CN105281107A (en) * | 2015-11-06 | 2016-01-27 | 珠海中广视讯线缆技术有限公司 | USB type-C connector |
| CN105490096A (en) * | 2015-12-31 | 2016-04-13 | 东莞联基电业有限公司 | Novel USB TYPE C anti-electromagnetic interference connector |
| CN106025683A (en) * | 2016-06-22 | 2016-10-12 | 丰岛电子科技(苏州)有限公司 | Usb socket connector |
| CN106571556A (en) * | 2015-10-12 | 2017-04-19 | 富士康(昆山)电脑接插件有限公司 | Electric connector and manufacturing method thereof |
| CN107453109A (en) * | 2016-08-30 | 2017-12-08 | 番禺得意精密电子工业有限公司 | Electric connector |
| CN109256643A (en) * | 2018-11-07 | 2019-01-22 | 温州意华接插件股份有限公司 | High speed connector mould group |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106571556A (en) * | 2015-10-12 | 2017-04-19 | 富士康(昆山)电脑接插件有限公司 | Electric connector and manufacturing method thereof |
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| CN109256643A (en) * | 2018-11-07 | 2019-01-22 | 温州意华接插件股份有限公司 | High speed connector mould group |
| CN109256643B (en) * | 2018-11-07 | 2024-04-19 | 温州意华接插件股份有限公司 | High-speed connector module |
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| Publication number | Publication date |
|---|---|
| CN104934746B (en) | 2017-12-19 |
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