CN204793328U - USB plug structure - Google Patents
USB plug structure Download PDFInfo
- Publication number
- CN204793328U CN204793328U CN201520560563.6U CN201520560563U CN204793328U CN 204793328 U CN204793328 U CN 204793328U CN 201520560563 U CN201520560563 U CN 201520560563U CN 204793328 U CN204793328 U CN 204793328U
- Authority
- CN
- China
- Prior art keywords
- terminal
- usb plug
- plug structure
- metal shell
- structure according
- 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
Links
Landscapes
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The utility model belongs to the technical field of the connector, especially, relate to a USB plug structure, including metal casing, gluey core and a plurality of terminal, a plurality of the terminal inserts respectively glue in the slot of core, the terminal includes VBUS terminal, D - terminal, D+ terminal and ground terminal at least, it has the strip of extension to extend on the metal casing, the end that extends the strip sticiss ground terminal is last. Compared with the prior art, the utility model discloses a directly be connected the metal casing with ground terminal for short -circuit connection is realized with ground terminal to the metal casing, thereby improves the security of USB plug, so, not only can reduce the technology step, improve production efficiency, not need extra wire rod moreover to can reduction in production cost.
Description
Technical field
The utility model belongs to connector technique field, particularly relates to a kind of USB plug structure.
Background technology
USB(UniversalSerialBus, USB) be an external bus standard, for connection and the communication of specification computer and external equipment, be also a kind of I/O Interface technical specification, be widely used in the information communication such as personal computer and mobile device product.Along with the fast development of electronic technology, the application of USB plug is more and more extensive, and USB occupies an important position in electronic applications.
USB plug of the prior art generally comprises iron-clad, terminal and glue core, terminal is inserted on glue core, whole glue core is together inserted in iron-clad together with the terminal on it, after having assembled, iron-clad is needed to weld ground connection with the braiding of wire rod, again by earth terminal and ground wire bonding, to be grounded, thus prevent USB from jeopardizing the appearance of the problem of personal safety because insulation damages is charged.But this mode operating procedure is comparatively complicated, wastes time and energy, and needs to expend wire rod, and cost is higher.
In view of this, necessaryly provide a kind of USB plug structure, it realizes by being directly connected with ground wire terminal by iron-clad the fail safe that short circuit improves USB plug, thus not only can reduce processing step, enhance productivity, and do not need extra wire rod, thus can production cost be reduced.
Utility model content
The purpose of this utility model is: for the deficiencies in the prior art, and a kind of USB plug structure is provided, it realizes by being directly connected with ground wire terminal by iron-clad the fail safe that short circuit improves USB plug, thus not only can reduce processing step, enhance productivity, and do not need extra wire rod, thus production cost can be reduced.
In order to achieve the above object, the utility model adopts following technical scheme:
A kind of USB plug structure, comprise metal shell, glue core and several terminals, terminal described in several inserts in the slot of described glue core respectively, described terminal at least comprises VBUS terminal, D-terminal, D+ terminal and earth terminal, described metal shell is extended with extension bar, the end of described extension bar is pressed on described earth terminal.
One as the utility model USB plug structure is improved, described extension bar comprises orthogonal extension and pressing section, one end of described extension is connected with described metal shell, the other end of described extension is connected with described pressing section, and the bottom of described pressing section is pressed on described earth terminal.
One as the utility model USB plug structure is improved, and in the longitudinal direction, the width of described pressing section reduces from the side near described extension gradually towards the side away from described extension.
One as the utility model USB plug structure is improved, and described glue core comprises main part and briquetting portion, and described briquetting portion is arranged on described main part, and described slot is arranged on described main part.
One as the utility model USB plug structure is improved, described briquetting portion is divided into the large portion of main body and the little portion of main body described main part, the large portion of described main body and described briquetting portion all insert in described metal shell, and the little portion of described main body is positioned at outside described metal shell.
One as the utility model USB plug structure is improved, and described extension bar is pressed on the earth terminal of the slot being positioned at the little portion of described main body.
One as the utility model USB plug structure is improved, and the both sides of described main part are upwards extended with flange.
One as the utility model USB plug structure is improved, and the upper wall of described metal shell and lower wall are provided with two through holes.
One as the utility model USB plug structure is improved, and described main part is provided with four described slots be arranged side by side, and described VBUS terminal, described D-terminal, described D+ terminal and described earth terminal are set in turn in four described slots.
Relative to prior art, the USB plug structure that the utility model provides, comprise metal shell, glue core and several terminals, terminal described in several inserts in the slot of described glue core respectively, described terminal at least comprises VBUS terminal, D-terminal, D+ terminal and earth terminal, described metal shell is extended with extension bar, the end of described extension bar is pressed on described earth terminal, the utility model is by being directly connected metal shell with earth terminal, make metal shell and earth terminal realize short circuit to be connected, thus improve the fail safe of USB plug, so, not only processing step can be reduced, enhance productivity, and do not need extra wire rod, thus can production cost be reduced.
Accompanying drawing explanation
Fig. 1 is one of decomposition texture schematic diagram of the present utility model.
Fig. 2 is decomposition texture schematic diagram two of the present utility model.
Fig. 3 is one of perspective view of the present utility model.
Fig. 4 is perspective view two of the present utility model.
Fig. 5 is the perspective view extending bar in the utility model.
Wherein:
1-metal shell;
11-through hole;
2-glue core;
21-slot, 22-main part, the large portion of 221-main body, the little portion of 222-main body, 223-flange, 23-briquetting portion;
3-terminal;
31-VBUS terminal, 32-D-terminal, 33-D+ terminal, 34-earth terminal;
4-extends bar;
41-extension, 42-presses section.
Embodiment
Below with reference to specific embodiment, the utility model and beneficial effect thereof are described in further detail, but embodiment of the present utility model is not limited thereto.
As shown in Figures 1 to 5, a kind of USB plug structure that the utility model provides, comprise metal shell 1, glue core 2 and several terminals 3, several terminals 3 insert in the slot 21 of glue core 2 respectively, terminal 3 at least comprises VBUS terminal 31, D-terminal 32, D+ terminal 33 and earth terminal 34, metal shell 1 is extended with and extends bar 4, the end extending bar 4 is pressed on earth terminal 34, thus realizes the short circuit of metal shell 1 and earth terminal 34 by the connection extending bar 4.Wherein, VBUS terminal 31 to be powered port for USB, and D-terminal 32, D+ terminal 33 are for transmitting data.
Extend bar 4 and comprise orthogonal extension 41 and pressing section 42, one end of extension 41 is connected with metal shell 1, the other end of extension 41 is connected with pressing section 42, and the bottom of pressing section 42 is pressed on earth terminal 34, namely presses the upper surface close contact of section 42 and earth terminal 34.
In the longitudinal direction, the width of pressing section 42 reduces from the side near extension 41 gradually towards the side away from extension 41, and namely pressing section 42 is not cuboid structure, but has gradually narrow structure.
Glue core 2 comprises main part 22 and briquetting portion 23, and briquetting portion 23 is arranged on main part 22, and slot 21 is arranged on main part 22, and main part 22 is for accommodating terminal 3, and briquetting portion 23 is convenient to be assembled by whole glue core 2 in collocation metal shell 1 for fixed terminal 3 simultaneously.
Briquetting portion 23 is divided into the large portion of main body 221 and the little portion 222 of main body main part 22, namely briquetting portion 23 is not the middle part being positioned at main part 22, but main part 22 is divided into two pieces that vary in size, the large portion 221 of main body and briquetting portion 23 all insert in metal shell 1, and the little portion 222 of main body is positioned at outside metal shell 1.
Extending bar 4 is pressed on the earth terminal 34 of the slot 21 being positioned at the little portion 222 of main body, extends bar 4 and stretches out in outside metal shell 1.
The both sides of main part 22 are upwards extended with flange 223, for realizing being fixedly connected with of the metal shell 1 of glue core 2 further.
The upper wall of metal shell 1 and lower wall are provided with two through holes 11, for realizing the connection with external mold.
Main part 22 is provided with four slots be arranged side by side 21, VBUS terminal 31, D-terminal 32, D+ terminal 33 and earth terminal 34 are set in turn in four slots 21, and namely four terminals arrange in turn according to the order of VBUS terminal 31, D-terminal 32, D+ terminal 33 and earth terminal 34.
In a word, the USB plug structure that the utility model provides, comprise metal shell 1, glue core 2 and several terminals 3, several terminals 3 insert in the slot 21 of glue core 2 respectively, terminal 3 at least comprises VBUS terminal 31, D-terminal 32, D+ terminal 33 and earth terminal 34, metal shell 1 is extended with and extends bar 4, the end extending bar 4 is pressed on earth terminal 34, the utility model is by being directly connected metal shell 1 with earth terminal 34, make metal shell 1 realize short circuit with earth terminal 34 to be connected, thus improve the fail safe of USB plug, so, not only processing step can be reduced, enhance productivity, and do not need extra wire rod, thus can production cost be reduced.
The announcement of book and instruction according to the above description, the utility model those skilled in the art can also carry out suitable change and amendment to above-mentioned execution mode.Therefore, the utility model is not limited to embodiment disclosed and described above, also should fall in the protection range of claim of the present utility model modifications and changes more of the present utility model.In addition, although employ some specific terms in this specification, these terms just for convenience of description, do not form any restriction to the utility model.
Claims (9)
1. a USB plug structure, it is characterized in that: comprise metal shell, glue core and several terminals, terminal described in several inserts in the slot of described glue core respectively, described terminal at least comprises VBUS terminal, D-terminal, D+ terminal and earth terminal, described metal shell is extended with extension bar, the end of described extension bar is pressed on described earth terminal.
2. USB plug structure according to claim 1, it is characterized in that: described extension bar comprises orthogonal extension and pressing section, one end of described extension is connected with described metal shell, the other end of described extension is connected with described pressing section, and the bottom of described pressing section is pressed on described earth terminal.
3. USB plug structure according to claim 2, is characterized in that: in the longitudinal direction, and the width of described pressing section reduces from the side near described extension gradually towards the side away from described extension.
4. USB plug structure according to claim 1, is characterized in that: described glue core comprises main part and briquetting portion, and described briquetting portion is arranged on described main part, and described slot is arranged on described main part.
5. USB plug structure according to claim 4, it is characterized in that: described briquetting portion is divided into the large portion of main body and the little portion of main body described main part, the large portion of described main body and described briquetting portion all insert in described metal shell, and the little portion of described main body is positioned at outside described metal shell.
6. USB plug structure according to claim 5, is characterized in that: described extension bar is pressed on the earth terminal of the slot being positioned at the little portion of described main body.
7. USB plug structure according to claim 4, is characterized in that: the both sides of described main part are upwards extended with flange.
8. USB plug structure according to claim 1, is characterized in that: the upper wall of described metal shell and lower wall are provided with two through holes.
9. USB plug structure according to claim 4, it is characterized in that: described main part is provided with four described slots be arranged side by side, described VBUS terminal, described D-terminal, described D+ terminal and described earth terminal are set in turn in four described slots.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520560563.6U CN204793328U (en) | 2015-07-30 | 2015-07-30 | USB plug structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520560563.6U CN204793328U (en) | 2015-07-30 | 2015-07-30 | USB plug structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204793328U true CN204793328U (en) | 2015-11-18 |
Family
ID=54533318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520560563.6U Expired - Fee Related CN204793328U (en) | 2015-07-30 | 2015-07-30 | USB plug structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204793328U (en) |
-
2015
- 2015-07-30 CN CN201520560563.6U patent/CN204793328U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204905487U (en) | Card connector with port function | |
| CN204885681U (en) | USBTYPE -C socket connector | |
| CN202153592U (en) | Cable connector grounding structure | |
| CN204793328U (en) | USB plug structure | |
| CN201975551U (en) | Electric connector | |
| CN203351789U (en) | Hard disk data interface pitch conversion connector | |
| EP2892011A1 (en) | Data card and data interaction system | |
| CN205178103U (en) | Usb socket connector | |
| CN102122771B (en) | Electric connector and assembly method thereof | |
| CN204333364U (en) | A kind of card connector and contact terminal thereof | |
| CN203850514U (en) | Integrated usb socket | |
| CN202797303U (en) | Puncture type Micro-universal serial bus (USB) connector | |
| CN203180246U (en) | Connector capable of expanding chip | |
| CN201717391U (en) | Flat-plate-type general serial connector | |
| CN206283370U (en) | A kind of plastics gland that need to be grounded motor | |
| CN103311703B (en) | A kind of SD card adapter | |
| CN205960274U (en) | Fast transmission connector of wire pair plate height | |
| CN204992189U (en) | Dual -purpose power plug of audio amplifier | |
| CN203521839U (en) | Usb adapter | |
| CN204315838U (en) | A kind of USB3.1 connector | |
| CN203387023U (en) | SD card adapter | |
| CN203708750U (en) | Electronic equipment | |
| CN204103160U (en) | With the USB connector of memory function | |
| CN201773966U (en) | Novel electric connector | |
| CN202454831U (en) | Universal serial bus (USB) 3.0 connector structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 523000 Liaobu City, Dongguan Province town Springs Village Industrial Zone Patentee after: Guangdong Polytron Technologies Inc Address before: 523000 Liaobu City, Dongguan Province town Springs Village Industrial Zone Patentee before: Dongguan City Ya Lian Electronics Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 Termination date: 20190730 |