CN201594604U - Usb connector - Google Patents
Usb connector Download PDFInfo
- Publication number
- CN201594604U CN201594604U CN2009202630132U CN200920263013U CN201594604U CN 201594604 U CN201594604 U CN 201594604U CN 2009202630132 U CN2009202630132 U CN 2009202630132U CN 200920263013 U CN200920263013 U CN 200920263013U CN 201594604 U CN201594604 U CN 201594604U
- Authority
- CN
- China
- Prior art keywords
- usb connector
- metal shell
- weld part
- pcb board
- insulating body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Details Of Connecting Devices For Male And Female Coupling (AREA)
- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
The utility model discloses a USB connector which is suitable for being welded on a PCB and comprises a plurality of conductive terminals, an insulating body containing and fixing the plurality of conductive terminals and a metal shell covering the insulating body and the conductive terminals, wherein an opening is formed at the front end of the metal shell; two opposite side surfaces of the metal shell are provided with a first welding part bending outwards and extending horizontally so as to be installed and welded with the surface of the PCB; and the two opposite side surfaces of the metal shell are further provided with a second welding part extending downwards. The USB connector can increase the combining action force with a copper foil sheet on the PCB from a plurality of directions when being welded on the PCB, strengthens the connection firmness between the USB connector and the PCB and prolongs the service life of the USB connector.
Description
Technical field
The utility model relates to a kind of electronic device connector, relates more specifically to a kind of USB connector.
Background technology
Continuous development along with electronic product, between the various electronic products and the connection between the peripheral device more and more frequent, and realize being connected by USB connector between electronic product and its peripheral device is a kind of very common connected mode, so the frequency of utilization of USB connector also increases thereupon.USB connector is used so widely at electronic applications, the user is also more and more higher to the requirement of its quality, for satisfying the requirement of user to the USB connector quality, the quality that each manufacturer improves USB connector one after another from every side make its with aerial lug between be connected more solid and reliable.
Fig. 1 and Fig. 2 have showed the structure member of USB connector in the prior art.This USB connector comprises: metal shell 100, a plurality of conducting terminal 120 and insulating body 130.Described metal shell 100 is surrounded by relative upper surface 140, lower surface 150 and relative two sides 160, and is formed with opening 141 at the front end of described metal shell 100.Described two sides 160 respectively outwardly-bent horizontal-extendings form weld part 161, solder contacts 101 welding on described weld part 161 and the described pcb board 110, thus whole described metal shell 100 is fixed on the described pcb board 110.Described a plurality of conducting terminal 120 is arranged on the insulating body 130, and described insulating body 130 is provided with a plurality of and described conducting terminal 120 corresponding grooves (figure does not show), and described conducting terminal 120 all is fixedly mounted in the described groove; Another concave surface of the described relatively groove of described insulating body 130 forms a plurality of draw-in grooves 131, correspondingly, the upper surface 140 of described metal shell 100 inwardly protrudes out and forms a plurality of block tongues 142, when mounted, described block tongue 142 snaps in the described draw-in groove 131, thereby described conducting terminal 120 and described insulating body 130 are fixed in the described metal shell 100 together.
In use, when aerial lug inserts in the described metal shell 100 by described opening 141, if the operator is firmly excessive, and make copper foil on the described solder contacts 101 be subjected to the active force of bigger horizontal direction, then cause copper foil loosening easily, so repeatedly use copper foil will be come off from described pcb board 110; In addition, when if the operator upwards pulls described USB connector accidentally, then described weld part 161 will be subjected to the bigger tractive effort that makes progress, and may described copper foil be torn from described pcb board 110, thereby described weld part 161 is become flexible with the appearance that is connected between the described pcb board 110.Above-mentioned two kinds of situation service times are long all will make between described weld part 161 and the pcb board be connected insecure, cause loose contact between weld part 161 and the pcb board 110 easily and make described USB connector cisco unity malfunction, also influence the useful life of described USB connector simultaneously.
The utility model content
The purpose of this utility model is to provide a kind of USB connector at above-mentioned the deficiencies in the prior art, described USB connector can increase and pcb board combination power from a plurality of directions, to strengthen the fastness that is connected between described USB connector and the described pcb board, prolong the useful life of described USB connector.
For achieving the above object, the utility model provides a kind of USB connector, this USB connector is suitable for being welded on the pcb board, and comprise: plurality of conductive terminals, accommodate the insulating body of fixing described plurality of conductive terminals and coat the metal shell of described insulating body and described conducting terminal, described metal shell front end forms opening, wherein, the relative two sides of described metal shell are provided with outside bending and horizontally extending first weld part, to weld with described pcb board mounted on surface, the relative two sides of described metal shell also are provided with second weld part of downward extension.
As mentioned above, the utility model USB connector is on being welded to pcb board the time, because outwards bending and horizontal-extending form second weld part respectively in described two sides, make and increased two places welding between described USB connector and the described pcb board, thus make between described USB connector and the described pcb board be connected more firm; And described second weld part can be welded on the solder contacts of described pcb board lower surface, thereby can bear bigger active force perpendicular to described pcb board direction, thereby when described USB connector is subjected to upwards active force because of the careless manipulation accident, can prevent that copper foil from tearing from pcb board, therefore strengthen the connectivity robustness between described USB connector and the described pcb board, and prolonged the useful life of described USB connector.
Description of drawings
Fig. 1 is the perspective view of the USB connector of prior art.
Fig. 2 is the three-dimensional exploded view of USB connector shown in Figure 1.
Fig. 3 is the perspective view of a kind of embodiment of the utility model USB connector.
Fig. 4 is the exploded view of USB connector shown in Figure 3.
Fig. 5 is another angle exploded view of USB connector shown in Figure 3.
Each description of reference numerals of the utility model is as follows:
Solder contacts 201,202,203
Pcb board upper surface 211 pcb board lower surfaces 212
Conducting terminal 220 fixed parts 221
Insulating body 230 terminal boards 231
Draw-in groove 234 upper surfaces 240
Opening 241 block tongues 242
Second weld part, 262 fin 262a
The 3rd guide part 263
Embodiment
By describing technology contents of the present utility model, structural feature in detail, realized purpose and effect, give explanation below in conjunction with execution mode and conjunction with figs. are detailed.
See also Fig. 3-5, the utility model USB connector is suitable for being fixedly welded on the pcb board 210, and this USB connector comprises: metal shell 200, plurality of conductive terminals 220 and insulating body 230; Described conducting terminal 220 fixed card are located on the described insulating body 230, and described insulating body 230 is fixedly mounted in the described metal shell 200.
Described metal shell 200 is surrounded by relative upper surface 240, lower surface 250 and relative two sides 260, and the front end of described metal shell 200 forms an opening 241.Described two sides 260 outwards bend horizontal-extending respectively and form two first weld parts 261, and solder contacts 201 welding of described first weld part 261 and pcb board upper surface 211; In addition, described two sides 260 extend to form second weld part 262 downwards along contiguous described lower surface 250 respectively, and described second weld part 262 on every side 260 is all between two described first weld parts 261; Described second weld part, 260 lateral surfaces are provided with fin 262a, described fin 262a is close proximity to the solder contacts 203 between described pcb board upper surface 211 and the pcb board lower surface 212, when the solder contacts 202 of described second weld part 262 and described pcb board lower surface 212 welded, described fin 262a was welded on the solder contacts 203 of described pcb board 210.The rear end of described upper surface 240 bends backward and extends to form the 3rd weld part 244, and described the 3rd weld part 244 is welded on the solder contacts 201 of described pcb board upper surface 211.Described first weld part 261, second weld part 262 and the 3rd weld part 244 all are fixedly welded on the corresponding solder contacts of described pcb board 210, thereby described USB connector is fixedly mounted on the described pcb board 210.Wherein, described first weld part 261 and the 3rd weld part 244 all roughly are positioned at the position of half height of described USB connector, so design not only can be welded on described USB connector described pcb board 210 apace, and make described USB connector symmetrical about in the of 210 about described pcb board, thereby the described USB connector of balance is to the pressure of described pcb board up and down.
In addition, outwardly-bent respectively first guide part 243, second guide part 251 and the 3rd guide part 263 of extending to form of the front end of described upper surface 240, lower surface 250 and two sides 260, and described first guide part 243, second guide part 251 guide aerial lug to pass through described opening 241 with the 3rd guide part 263 and insert in the described metal shell 200, and the realization aerial lug is electrically connected with described USB connector conducting terminal 220.
Described insulating body 230 outside horizontal-extendings form a terminal board 231, and described terminal board 231 is provided with the groove 232 that described terminal board 231 is run through in a plurality of front and back, and described conducting terminal 220 is inserted in the described groove 232; Offer the through hole 233 that runs through this terminal board 231 up and down in the described groove 232 of described terminal board 231 ends, be bent to form a fixed part 221 under correspondingly described a plurality of conducting terminals 220 terminal oblique, described through hole 233 is accommodated described fixed part 221, thereby described conducting terminal 220 is fixed in the described groove 232; Another concave surface of the described relatively groove 232 of described insulating body 230 forms three draw-in grooves 234, the described upper surface 240 of correspondingly described metal shell 200 inwardly protrudes out and forms three block tongues 242, described block tongue 242 cooperates clamping with described draw-in groove 234, thereby described insulating body 230 is fixed in the described metal shell 200.
The assembling process of the utility model USB connector is described below with reference to Fig. 4 and Fig. 5.At first, described conducting terminal 220 is inserted in the described groove 232 of described terminal board 231, and the fixed part 221 of described conducting terminal 220 ends is housed in the described through hole 233, thereby described conducting terminal 220 is fixedly mounted on the described insulating body 230.Then, described insulating body 230 is inserted in the described metal shell 200, push the block tongue 242 on the described upper surface 240 downwards, described block tongue 242 is pressed down in the described draw-in groove 234 that snaps in described insulating body 230, thereby described insulating body 230 is fixed in the described metal shell 200.At last, described metal shell 200 is welded on the described pcb board 210, particularly: elder generation is positioned over described metal shell 200 on the described pcb board 210 and makes each weld part press close to each corresponding solder contacts; Respectively described first weld part 261 and the 3rd weld part 244 are welded on the solder contacts 201 of described pcb board upper surface 211 again; At last described second weld part 262 is welded on the solder contacts 202 of described pcb board lower surface 212, the fin 262a on described second weld part 262 also is welded on the solder contacts 203 of described pcb board 210 simultaneously.So far, whole USB connector assembling finishes, can normally use described USB connector, can under the common guiding of described first guide part 243, second guide part 251 and the 3rd guide part 263, aerial lug be inserted in the metal shell 200 of USB connector by described opening 241, thereby realize being connected of aerial lug and described USB connector.
As mentioned above, the fin 262a of described second weld part 262 of the utility model USB connector is welded on the solder contacts 203 of described pcb board 210 (perpendicular to described pcb board 210, see Fig. 4), and described second weld part 262 is welded on the solder contacts 202 on the described pcb board lower surface 212, be that described second weld part 262 is fixedlyed connected with described pcb board 210 with level two directions by being welded on vertically with fin 262a, therefore when aerial lug by the metal shell 200 of described opening 241 insertion USB connector in the time, can reduce the active force of the relative described pcb board 210 of described solder contacts copper foil simultaneously in the horizontal direction with vertical direction, thereby reduced the solder contacts copper foil greatly because of the loosening possibility that comes off from described pcb board 210, strengthen the degree that is connected firmly between described USB connector and the described pcb board 210, thereby prolonged the useful life of described USB connector.
Claims (6)
1. USB connector, be suitable for being welded on the pcb board, comprise: plurality of conductive terminals, accommodate the insulating body of fixing described plurality of conductive terminals and coat the metal shell of described insulating body and described conducting terminal, described metal shell front end forms opening, it is characterized in that: the relative two sides of described metal shell are provided with outside bending and horizontally extending first weld part, to weld with described pcb board mounted on surface, the relative two sides of described metal shell also are provided with second weld part of downward extension.
2. USB connector as claimed in claim 1 is characterized in that: described first weld part roughly is positioned at the position of half height of described USB connector.
3. USB connector as claimed in claim 1, it is characterized in that: described first weld part is equipped with two in the both sides of metal shell, described second weld part is equipped with one in the both sides of metal shell, and each described second welding position is between two described first weld parts of the same side.
4. USB connector as claimed in claim 1 is characterized in that: the described second weld part lateral surface is provided with fin.
5. USB connector as claimed in claim 1 is characterized in that: the rear end of described metal shell is provided with bending and horizontally extending the 3rd weld part backward.
6. USB connector as claimed in claim 5 is characterized in that: described the 3rd weld part roughly is positioned at the position of half height of described USB connector.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009202630132U CN201594604U (en) | 2009-11-14 | 2009-11-14 | Usb connector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009202630132U CN201594604U (en) | 2009-11-14 | 2009-11-14 | Usb connector |
Publications (1)
Publication Number | Publication Date |
---|---|
CN201594604U true CN201594604U (en) | 2010-09-29 |
Family
ID=42776672
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2009202630132U Expired - Fee Related CN201594604U (en) | 2009-11-14 | 2009-11-14 | Usb connector |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN201594604U (en) |
-
2009
- 2009-11-14 CN CN2009202630132U patent/CN201594604U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100929 Termination date: 20121114 |