TWI416812B - Usb connector protective cover - Google Patents

Abstract

The invention discloses a USB connector protective cover which includes a base cover and an elastic sheet. The base cover includes a covering end and a releasing end. The end surface of the covering end includes an accommodating chamber recessed therefrom to accommodate the USB connector. The USB connector has a electric connecting end. The peripheral wall of the electric connecting end defines two rectangular through hole there through. The elastic sheet is fixedly mounted on the base cover and accommodated within the accommodating chamber. The distal end of the elastic sheet includes at least one latching portion bent therefrom to latch with rectangular through hole of the USB connector.

Description

USB connector cover

The invention relates to a USB connector protection cover.

As a plug-and-play connector, the USB connector is widely used in keyboards, mice, data machines, mobile storage devices and other electronic devices and USB data cable, as a connection plug and printer, scanner, digital camera, MP3. The USB electrical connector on the Walkman, mobile phone, computer, USB adapter and other devices for electrical interconnection and data transmission. The USB connectors are often exposed to the outside when they are not in use, and dust, moisture, debris, and the like on the outside are easily attached to the USB connector, causing the USB connector to be eroded, thereby affecting the performance of the USB connector.

In order to protect the USB connector from external dust, moisture, and debris, it is necessary to provide a protective cover for the USB connector. The protective cover for protecting the USB connector is usually made of a common plastic piece. The USB connector is simply placed on the USB connector. The structure is too simple. After a long time of use, the protective cover and the USB connector are easily loosened and engaged. Not tight, affecting the protection of the USB connector.

In view of this, it is necessary to provide a USB connector protection cover with a simple and novel structure and a tight fit.

A USB connector protection cover for protecting a USB connector from foreign objects; the USB connector protection cover includes a base cover having a cover end and a release end; the end face of the cover end is recessed a receiving chamber for receiving the USB connector in the receiving chamber; the USB connector has an electrical connecting end, and the peripheral wall of the electrical connecting end is provided with two rectangular through holes; the releasing end is recessed to form a a mounting chamber partially communicating with the chamber, the assembly chamber having a bottom wall, the two sides of the bottom wall being penetrated to form a connecting hole respectively communicating with the receiving chamber; the USB connector protective cover further comprising a spring piece, the elastic piece The main body of the elastic piece is fixedly mounted on the bottom wall of the base cover and received in the receiving chamber of the base cover; the elastic arm of the elastic piece passes through the connecting hole, and The end of the resilient arm is bent to form a snap portion for engaging in a rectangular through hole of the USB connector.

Compared with the prior art, the USB connector protection cover has a simple structure, and the USB connector protection cover is mounted on the USB connector by providing a spring piece corresponding to the two rectangular through holes on the USB connector in the receiving cavity. In the upper case, the connector end of the USB connector is disposed in the receiving cavity of the USB connector protection cover, and the engaging portion of the elastic piece in the USB connector protection cover is correspondingly engaged in the rectangular through hole of the USB connector. Thereby effectively avoiding the looseness and falling off of the USB connector protection cover.

100‧‧‧USB connector cover

11‧‧‧Electrical connection

13‧‧‧Electrical connector

14‧‧‧Connector terminals

15‧‧‧Connecting the perimeter wall

17‧‧‧Rectangular through hole

30‧‧‧USB connector cover

31‧‧‧Kigai

311‧‧‧ Covered end

312‧‧‧ accommodating chamber

313‧‧‧release end

314‧‧‧ Assembly room

315‧‧‧ bottom wall

3151‧‧‧Connection hole

3153‧‧‧ mounting holes

3155‧‧‧Bump

3157‧‧‧Clamping bumps

316‧‧‧ Force Department

317‧‧‧ Guided bumps

33‧‧‧Shrap

331‧‧‧ Main body

332‧‧‧ fixed department

333‧‧‧Assembly holes

335‧‧‧Flexible arm

337‧‧‧Care Department

35‧‧‧ hanging cover

351‧‧‧ Assembly end

3511‧‧‧Assembled wall

3512‧‧‧ openings

3513‧‧‧Threaded hole

3515‧‧‧Resistance block

3517‧‧‧Installation ribs

355‧‧‧ hanging end

356‧‧‧ hanging holes

37‧‧‧Fixed parts

1 is a perspective exploded view of a USB connector protective cover separated from a USB connector according to a preferred embodiment of the present invention; FIG. 2 is a perspective exploded view of a USB connector protective cover according to a preferred embodiment of the present invention; A perspective exploded view of another perspective view of the USB connector protection cover of the embodiment; 4 is a perspective view of a USB connector protection cover mounted on a USB connector according to a preferred embodiment of the present invention; and FIG. 5 is a cross-sectional view of FIG. 4 taken along the line V-V.

The USB connector protection cover of the invention is suitable for a mobile storage device with a USB connector, a USB data connection line, and a portable electronic device such as a mobile phone, a personal digital assistant (PDA), a digital camera, etc., for protecting the USB connector. It is protected from the dust, moisture, debris, etc. from the outside and the USB connector is eroded.

Please refer to FIG. 1 , which is a perspective exploded view of the USB connector protection cover 30 separated from the USB connector 10 according to a preferred embodiment of the present invention. The USB connector 10 is a standard component that includes an electrical connection end 11 that is generally rectangular in shape. The electrical connection end 11 is recessed inwardly to form a substantially rectangular cavity-shaped electrical connector 13 , and a rectangular frame-shaped connecting peripheral wall 15 is formed corresponding to the electrical connection end 11 . The electrical connector 13 is provided with a plurality of connector terminals 14 for establishing an electrical connection with a USB electrical connector on a device such as a computer or a USB adapter. Two rectangular through holes 17 are formed through the connecting peripheral wall 15 . The USB connector protection cover 30 is detachably disposed on the portable storage device, the flash memory disk, the USB data cable, and the portable electronic device such as a mobile phone, a personal digital assistant, and a digital camera. On the USB connector 10.

Referring to FIG. 2 and FIG. 3 together, the USB connector protection cover 30 includes a base cover 31, a resilient piece 33, a hanging cover 35 and a fixing member 37. The base cover 31 includes a cover end 311 and a release end 313. In the embodiment, for the convenience of operation, the opposite side walls of the USB connector protection cover 30 are respectively recessed to form a substantially rectangular groove-like force applying portion. 316. The cover end 311 and the end surface of the release end 313 are substantially annular, and the end surface of the cover end 311 is recessed toward the release end 313 to form a substantially annular cavity-shaped receiving chamber 312. When the USB connector protection cover 30 is attached to the USB connector 10, the electrical connection end 11 of the USB connector 10 is received in the accommodation chamber 312. The end surface of the release end 313 is recessed toward the cover end 311 to form a fitting chamber 314 that is in part in communication with the receiving chamber 312. The assembly chamber 314 has a bottom wall 315. The opposite sides of the bottom wall 315 are formed to form a connecting hole 3151 respectively communicating with the receiving chamber 312. A circular mounting hole 3153 communicating with the receiving chamber 312 and the fitting chamber 314 is formed through the middle portion of the bottom wall 315 toward the receiving chamber 312. Two cylindrical protrusions 3155 are formed on the bottom wall 315 adjacent to the two sides of the mounting hole 3153. The two cylindrical protrusions 3155 are respectively located between the connecting hole 3151 and the mounting hole 3153. A substantially rectangular block-shaped engaging projection 3157 is respectively protruded from the bottom wall 315 adjacent to the other side of the mounting hole 3153 adjacent to the peripheral wall of the fitting chamber 314. Two guiding protrusions 317 are oppositely protruded from the assembly chamber 314 toward the receiving chamber 312 on the inner wall of the two sides of the base cover 31, and the two guiding protrusions 317 respectively pass through the two connecting holes of the base cover 31. 3151, the two ends of the two guiding protrusions 317 are respectively correspondingly received in the assembly chamber 314 and the receiving chamber 312.

The elastic piece 33 is mounted in the base cover 31. The elastic piece 33 is bent into a substantially "L" shape, and includes a main body portion 331 and two elastic arms 335. The main body portion 331 is substantially in the shape of a U-shaped sheet corresponding to the bottom wall 315 of the base cover 31 and is clamped between the hanging cover 35 and the base cover 31. . The main body portion 331 includes two fixing portions 332. The two fixing portions 332 corresponding to the two protrusions 3155 of the base cover 31 respectively define a circular fitting hole 333. The two elastic arms 335 are respectively The end of the fixed portion 332 is formed by bending and extending in a direction perpendicular to the main body portion 331. The ends of the two elastic arms 335 are bent and respectively form a substantially "V" shaped engaging portion 337 for correspondingly elastically holding the same. The two rectangular vias 17 of the USB connector 10 are described.

The hanging cover 35 includes a mounting end 351 and a hanging end 355. The periphery of the mounting end 351 extends to form a substantially annular frame-like mounting wall 3511 corresponding to the mounting chamber 314 of the base cover 31. The two engaging projections 3157 and the two guiding projections 317 corresponding to the assembly chamber 314 of the base cover 31 are provided with four openings 3512 so that the hanging cover 35 is mounted on the base cover 31. The four openings 3512 are respectively engaged with the two engaging protrusions 3157 and the two guiding protrusions 317. A threaded hole 3513 is defined in the mounting hole 3153 of the base cover 31 at a position of the end of the end surface of the mounting end 351. The two sides of the threaded hole 3513 are respectively corresponding to the two protrusions 3155 of the base cover 31. Block 3515. Two mounting holes 3517 are respectively protruded from two connecting holes 3151 in the fitting chamber 314 of the base cover 31 on both sides of the end surface of the mounting end 351. In this embodiment, the length of the mounting rib 3517 is greater than the length of the elastic piece 33 but smaller than the length of the base cover 31 to prevent the elastic piece 33 from being attached to the USB connector 10 when the USB connector protective cover 30 is mounted on the USB connector 10. The USB connector 10 is deformed by excessive squeezing. The hanging end 355 is a holding end, and a hanging hole 356 is defined in the through hole for attaching a hanging article.

The fixing member 37 is a screw for fixing the hanging cover 35 and the base cover 31 together.

When the USB connector protection cover 30 is assembled, the two elastic arms 335 of the elastic piece 33 are respectively passed through the two connection holes 3151 of the base cover 31, and are received in the accommodation chamber 312 of the base cover 31; The main body portion 331 is received in the assembly chamber 314 of the base cover 31 and abuts against the bottom wall 315. The two fixing portions 332 of the main body portion 331 are respectively located in the mounting hole 3153. The mounting holes 333 of the two fixing portions 332 are correspondingly disposed on the protrusions 3155 of the mounting holes 3153. Next, the mounting end 351 of the hanging cover 35 is installed in the assembly chamber 314 of the base cover 31. The two mounting ribs 3517 of the hanging cover 35 are respectively along the two guiding protrusions in the base cover 31. The 317 is partially received in the accommodating chamber 312 through the two connecting holes 3151; the four openings 3512 of the mounting wall 3511 of the sash cover 35 are respectively engaged with the two guiding protrusions in the assembling chamber 314 of the base cover 31. On the 317 and the second mounting ribs 3517, the two resisting blocks 3515 of the hanging cover 35 are correspondingly abutted on the two fixing portions 332 of the elastic piece 33, and the elastic piece 33 is clamped to the hanging cover 35 and the base cover. Between 31. Finally, the fixing member 37 is inserted into the receiving chamber 312 end of the base cover 31, and the mounting hole 3153 and the elastic piece 33 passing through the bottom wall 315 of the base cover 31 are screwed to the threaded hole 3513 of the hanging cover 35. The installation work of the USB connector protective cover 30 is completed.

Please refer to FIG. 4 and FIG. 5 , which is a perspective view of the USB connector protection cover 30 mounted on the USB connector 10 . The connector end 11 of the USB connector 10 is received in the receiving cavity of the USB connector protection cover 30 . In the chamber 312, at the same time, the engaging portions 337 of the two elastic arms 335 of the elastic piece 33 in the USB connector protection cover 30 are respectively engaged in the rectangular through holes 17 of the USB connector 10, thereby effectively avoiding the USB connector protection cover 30. Loose and fall off.

It can be understood that the elastic arm 335 of the elastic piece 33 is not limited to two in the embodiment, and may be one.

In summary, the present invention complies with the requirements of the invention patent and submits a patent application according to law. However, the above description is only the preferred embodiment of the present invention, and the scope of the present invention is not limited to the above embodiments, and equivalent modifications or variations made by those skilled in the art in accordance with the spirit of the present invention are It should be covered by the following patent application.

50‧‧‧USB connector

11‧‧‧Electrical connection

13‧‧‧Electrical connector

14‧‧‧Connector terminals

15‧‧‧Connecting the perimeter wall

17‧‧‧Rectangular through hole

30‧‧‧USB connector cover

31‧‧‧Kigai

316‧‧‧ Force Department

35‧‧‧ hanging cover

356‧‧‧ hanging holes

Claims (10)

A USB connector protection cover for protecting a USB connector from foreign objects; the USB connector protection cover includes a base cover having a cover end and a release end; the end face of the cover end is recessed a receiving chamber for receiving the USB connector in the receiving chamber; the USB connector has an electrical connecting end, and the peripheral wall of the electrical connecting end is provided with two rectangular through holes; the improvement is that the releasing end is recessed Forming a fitting chamber partially communicating with the accommodating chamber, the fitting chamber having a bottom wall, the two sides of the bottom wall being penetrated to form a connecting hole respectively communicating with the accommodating chamber; the USB connector protective cover further comprises a a spring piece, the elastic piece includes a main body portion and at least one elastic arm, the main body portion of the elastic piece is fixedly mounted on the bottom wall of the base cover and received in the receiving chamber of the base cover; the elastic arm of the elastic piece passes through the The hole is connected, and the end of the elastic arm is bent to form a latching portion for engaging in a rectangular through hole of the USB connector. The USB connector protection cover of claim 1, wherein the two elastic arms are two, and the two engaging portions are respectively, and the two elastic arms respectively pass through the two connecting holes to be accommodated. The chamber is used for elastically holding in two rectangular through holes of the USB connector. The USB connector protection cover according to the second aspect of the invention, wherein the inner wall of the two sides of the base cover is oppositely protruded from the assembly chamber toward the accommodating chamber, and two guiding protrusions are respectively respectively disposed. The two ends of the two guiding protrusions are respectively received in the assembly chamber and the receiving chamber, so that the USB connector protection cover is disposed on the USB connector. The USB connector protection cover of claim 3, wherein the USB connector protection cover further comprises a hanging cover, the hanging cover comprises a mounting end and a hanging end, The mounting end is correspondingly disposed in the assembly chamber of the base cover, and the elastic piece is clamped between the hanging cover and the base cover; the hanging end of the hanging end is provided with a hanging hole for mounting the hanging article. The USB connector protection cover of claim 4, wherein a mounting hole is formed in the bottom wall, and a threaded hole is recessed in a central portion of the end surface of the mounting end; the USB connector protection cover further includes a The fixing member is a screw which is screwed into the threaded hole of the hanging cover by the receiving cavity of the base through the mounting hole on the bottom wall. The USB connector protection cover of claim 5, wherein the bottom wall is adjacent to the mounting hole and protrudes toward the two sides of the two connection holes to form two protrusions, and the main body of the elastic piece is a U-shaped sheet shape, comprising two fixing portions, wherein the two fixing portions are respectively oppositely formed with a mounting hole, so that the main body portion of the elastic piece is sleeved on the two protruding columns of the base cover; the bottom wall is adjacent to An engaging protrusion is protruded from the other side of the mounting hole, and the mounting end extends to form a frame-shaped mounting wall. The mounting wall is corresponding to the second engaging protrusion and the second guiding protrusion of the base cover. Four openings and are snap-fitted together. The USB connector protection cover of claim 6, wherein a protruding block is respectively protruded from two sides of the threaded hole of the hanging cover to clamp the two fixing portions of the main body of the elastic piece to the base cover. On the bottom wall. The USB connector protection cover according to the seventh aspect of the invention, wherein the two end holes of the assembly end of the assembly end are respectively provided with two mounting ribs corresponding to the two connection holes of the base cover, and the two mounting ribs respectively The guiding protrusions along the inner sides of the base cover pass through the two connecting holes of the bottom wall and are received in the receiving chamber of the base; the length of the mounting rib is greater than the length of the elastic piece to avoid protection of the USB connector When the cover is mounted on the USB connector, the The shrapnel and the USB connector are excessively squeezed and deformed. The USB connector protection cover according to the third aspect of the invention, wherein the two side walls of the USB connector protection cover are respectively recessed to form a groove-shaped urging portion. The USB connector protective cover according to claim 2, wherein the engaging portion has a "V" shape and is bent by a distal end of the elastic arm toward the main body portion.