CN1835663B

CN1835663B - Fast flasher memory and USB interface protective cover

Info

Publication number: CN1835663B
Application number: CN2005100385024A
Authority: CN
Inventors: 何家勇; 赵期俊; 雷茂林
Original assignee: Foxconn Kunshan Computer Connector Co Ltd; Hon Hai Precision Industry Co Ltd
Current assignee: Foxconn Kunshan Computer Connector Co Ltd; Hon Hai Precision Industry Co Ltd
Priority date: 2005-03-18
Filing date: 2005-03-18
Publication date: 2011-06-29
Anticipated expiration: 2025-03-18
Also published as: CN1835663A

Abstract

The invention comprises: a case, a control circuit board located in the case and a USB port connected to the control circuit board. Wherein, the USB port has a metal shell whose top wall has an acceptance hole. The USB port protective cover houses the elastic component in the metal shell and the button located on the shell and the elastic component. There is an extruding portion on the elastic component, which can extend to the acceptance hole of the USB port when the protective cover sleeves the USB port. When the USB protective cover needs to be removed, the button can be pressed to push out the protruding portion from the acceptance portion of the USB port.

Description

Flash memory and USB interface protective cover thereof

[technical field]

The present invention relates to a kind of computer file, refer in particular to a kind of flash memory and USB interface protective cover thereof with USB interface.

[background technology]

The USB flash memory is the next generation computer external storage that development in recent years is got up, because its storage volume is more many greatly than general floppy disk, and exchanges data speed is fast, no hard drive device, can realize hot-swappable, safe and reliable, only need during use but the USB flash memory is inserted on the USB interface that computing machine or other use equipment just access data, and its volume is little, plug and pull, be easy to carry, receive praises from customers, therefore replacing traditional computer floppy disk with USB storage has been irreversible trend.

The USB storage that prior art related to the present invention can be disclosed with reference to the Chinese 2624276Y patent of bulletin in 2004; this USB storage comprises a housing, be exposed to the USB interface of shell end and be socketed in the USB interface protective cover of shell end; yet the interface protection cover of its USB storage and USB interface are simple socket; easily because of vibrations or other situations from the USB interface landing, and cause losing of USB interface protective cover.

[summary of the invention]

The object of the present invention is to provide a kind of flash memory and USB interface protective cover thereof, this USB interface protective cover can be socketed on the USB interface of flash memory securely and can take off easily on USB interface.

For achieving the above object; the present invention adopts following technical scheme: a kind of flash memory and USB interface protective cover thereof; it comprises housing; the USB interface that is installed in the control circuit board in the housing and is connected with control circuit board; wherein USB interface include metal shell and be housed in the metal shell to joint chair; the metal shell of USB interface comprises a roof and diapire; roof and to being a host cavity between the joint chair; this roof is provided with accepting hole; above-mentioned USB interface protective cover is provided with a shell; accommodate flexible member in the enclosure and be installed in shell and flexible member on button; this flexible member is provided with teat; when protective cover is socketed on the USB interface; the teat of above-mentioned flexible member extend in the accepting hole of USB interface; need with protective cover when USB interface is pulled up, pull up the USB interface protective cover with releasing in the accepting hole of teat on USB interface of flexible member thereby push down button.

Compared to prior art, flash memory of the present invention has following effect: when USB interface protective cover of the present invention is socketed on the USB interface of flash memory, the teat of the flexible member of interface protection cover extend in the accepting hole of USB interface, thereby protective cover can be socketed on the USB interface securely, avoid the generation of protective cover dropping situations from the interface; Need with protective cover when USB interface is pulled up, protective cover can be pulled up on USB interface easily as long as pin its button.

[description of drawings]

Fig. 1 is the three-dimensional combination figure of flash memory of the present invention.

Fig. 2 is the part exploded view of flash memory shown in Figure 1.

Fig. 3 is the part exploded view of another angle of flash memory of the present invention.

Fig. 4 is the exploded view of flash memory shown in Figure 1.

Fig. 5 is the exploded view of another angle of flash memory of the present invention.

Fig. 6 is the partial sectional view of flash memory of the present invention along A-A line direction shown in Figure 1.

Fig. 7 is the partial sectional view of flash memory of the present invention along B-B line direction shown in Figure 1.

[embodiment]

Please refer to Fig. 1 to shown in Figure 3, flash memory of the present invention and USB interface protective cover 1 thereof comprise housing 10, be installed in circuit board 40 (Fig. 4 shows), the USB interface 20 that is connected with circuit board in the housing and be socketed in USB interface protective cover 30 on the USB interface.

Housing 10 lengthwises extend, and for easy to carry, the one end is provided with protuberance 11, and protuberance 11 is provided with through hole 110, during use, lanyard can be tied up on the through hole 110, and this USB flash memory is carried more easily.The other end at housing is a USB interface 20, USB interface 20 comprise a metal shell 21 and accommodate in the enclosure to joint chair 22.Metal shell 21 comprise a roof 210 and a diapire 212, be a host cavity 211 at roof 212 and between to joint chair 22, this host cavity 212 is in order to accommodate butt joint USB socket (not shown).An end that is installed in the circuit board in the housing 10 is deep in the above-mentioned host cavity 212, with dock the USB socket electric connection.On the roof 210 of USB interface 20, be provided with a pair of through hole 213.

As Fig. 4 to shown in Figure 7, USB interface protective cover 30 comprise a shell 31, by this shell 31 enclose the receiving space 316 that forms, be installed in the pedestal 32 in this receiving space 316 and be assembled in shell 31 and pedestal 32 on button 33.Shell 31 comprises a roof 310, a diapire 312 and relative antetheca 313, rear wall 315 and sidewall 314, is provided with a through hole 311 on roof 310.The antetheca 313 of shell, rear wall 315 all offer the through hole 317 that is connected with receiving space 316, and the inside surface 318 of sidewall 314 is provided with step 319.

Pedestal 32 comprises upper surface 320, lower surface 322 and relative leading section 323, rearward end 325 and side 324.324 are provided with one domaticly 326 with the transition position of Hou end 325 in the side, also are provided with projection 327 on the side 324.Pedestal 32 level backward stretches out a flexible member 34, is that a upper surface 320 from pedestal 32 is arranged with the groove 321 that forms above flexible member 34, also is provided with a groove 328 on the pedestal below the flexible member 34 32.Flexible member 34 comprises that the base portion 340 that links to each other with pedestal 32 reaches a pair of elastic arm 342 that stretches out from base portion 340, respectively is provided with a teat 343 at this end to elastic arm 342, and this teat 343 is the overhead kick shape in the present embodiment.Rearward end 325 from pedestal 32 also is extended with a pair of guide posts 35, and this is positioned at the outside of a pair of elastic arm 342 of flexible member 34 to guide posts 35.In addition, the through hole 311 that also is provided with a hole 341 and shell 31 roofs on the base portion 340 of flexible member 34 aligns.Button 33 comprises two parts up and down, and the diameter on top 331 is greater than the diameter of bottom 332.

As Figure 6 and Figure 7 and with reference to Fig. 4 and Fig. 5, USB interface protective cover 30 also comprises an assistant spring element 36, in order to guarantee the elasticity of flexible member 34.Be provided with an opening 329 on the pedestal 32 in order to accommodating assistant spring element 36 under flexible member 34,328 of grooves are between flexible member 36 and opening 329.36 of this assistant spring elements comprise base portion 360 that is housed in the opening 329 and a pair of elastic arm 362 that is inclined upwardly and stretches out from base portion 360, and the elastic arm 362 of assistant spring element 36 is against the lower surface of the elastic arm 342 of flexible member 34.

During each unit construction of USB interface protective cover 30, at first be that assistant spring element 36 is assembled in the opening 329 of pedestal 32, both interference engagement, the elastic arm 362 of assistant spring element 36 is resisted against the lower surface of the elastic arm 342 of flexible member 34 simultaneously; Secondly, the opening 317 of pedestal 32 from shell 31 antethecas 313 is installed in the receiving space 316 of shell 31, domatic 326 of pedestal 31 sides 324 can play guiding in this process, after pedestal 32 is assembled in the shell 31 fully, domatic 326 contact with the step 319 that is provided with on the shell 31 side inside surfaces 318, inside surface 318 also can be to the projection 327 on pedestal 32 sides 324 with extruding, thereby but pedestal 31 and shell 32 secure fit; At last, the bottom 332 of button 33 enters in the hole 341 of flexible member 34 base portions 340 by the through hole 311 of shell 31, and mutual interference engagement, and top 331 parts of button are exposed to the roof 310 of shell 31 outward so that user's operation.Be provided with groove 321,328 on the upper and lower pedestal 32 of flexible member 24, these grooves have guaranteed the displacement space of flexible member 34 in the vertical directions.

When USB interface protective cover 30 is socketed on the USB interface 20, the elastic arm 342 of the guide posts 35 guiding flexible members 34 of protective cover 30 enters in the host cavity 211 of USB interface 20,343 of teats on the elastic arm 342 extend in the accepting hole 213 of USB interface metal shell 21 roofs 210, thereby protective cover 30 is fastened on the USB interface 20 securely; Need be when USB interface 20 be pulled up with protective cover 30; the user only need push down button 33; button 33 is released the teat 343 of flexible member 34 flexible member 34 base portions, 340 downward pressure by it in the accepting hole 213 of USB interface 20, protective cover 30 can be pulled up on USB interface 20 easily.In addition; in the plug process of USB interface protective cover more than 30 time; because the elastic arm 362 of assistant spring element 36 is resisted against the lower surface of the elastic arm 342 of flexible member 34, further guaranteed the firm fastening of the elasticity of flexible member 34 and teat 342 thereof and the accepting hole 213 of USB interface 20.

Compared to prior art, when the USB interface protective cover 30 of flash memory of the present invention is socketed on the USB interface 20, the protuberance 342 of its flexible member 34 extend in the accepting hole 213 of USB interface 20, thereby protective cover 30 can be socketed on the USB interface 20 securely, avoid protective cover 30 coming off from the USB interface; Need to protective cover when USB interface is pulled up, as long as then pinning button 33, the user protective cover 30 can be pulled up from USB interface 20 easily.

Claims

1. flash memory; it comprises housing; be installed in the control circuit board in the housing; USB interface that is connected with control circuit board and USB interface protective cover; wherein USB interface include metal shell and be housed in the metal shell to joint chair; the metal shell of USB interface comprises a roof and a diapire; roof and to being a host cavity between the joint chair; roof is provided with the accepting hole that is communicated with host cavity; it is characterized in that: described USB interface protective cover is provided with shell; accommodate flexible member in the enclosure and be installed in shell and flexible member on button; shell includes roof; wherein roof is provided with through hole; this flexible member is provided with the hole that the through hole with the shell roof aligns; button is installed in the hole of shell roof and flexible member; this flexible member is provided with elastic arm and is positioned at teat on the elastic arm; when protective cover is socketed on the USB interface; above-mentioned elastic arm is contained in the host cavity of USB interface; the teat of elastic arm extend in the accepting hole of USB interface roof and is fastened on the USB interface, and described button is in order to push flexible member so that teat is withdrawed from accepting hole.

2. flash memory as claimed in claim 1; it is characterized in that: described USB interface protective cover comprises an installation pedestal in the enclosure; pedestal comprises relative leading section and rearward end; the flexible member of above-mentioned protective cover is to stretch out backward from pedestal; this shell is formed with receiving space to accommodate pedestal and USB interface, and this shell includes diapire and two side.

3. flash memory as claimed in claim 2; it is characterized in that: the button of described USB interface protective cover comprises two parts up and down; its top is positioned on the roof of protective cover shell, and the bottom enters into the hole of offering on the flexible member by the through hole of shell roof.

4. flash memory as claimed in claim 3; it is characterized in that: the upper part diameter of the button of described USB interface protective cover is greater than the diameter of its underpart; the top part of button is stretched out outside the roof of protective cover shell, the hole interference engagement of its underpart and flexible member.

5. flash memory as claimed in claim 2; it is characterized in that: described elastic arm is two; the flexible member of described USB interface protective cover includes a base portion that links to each other with pedestal; this two elastic arm all forms from the base portion extension; the hole of above-mentioned flexible member is located on its base portion, and its teat is located at the end of two elastic arms respectively.

6. flash memory as claimed in claim 5; it is characterized in that: below the base portion of flexible member, also be provided with opening on the pedestal of described USB interface protective cover; one assistant spring element is housed in this opening; this assistant spring element comprises base portion that is housed in the opening and the elastic arm that is inclined upwardly and stretches out from base portion, and the elastic arm of assistant spring element is against on the lower surface of elastic arm of flexible member.

7. flash memory as claimed in claim 5 is characterized in that: the pedestal of described USB interface protective cover includes upper surface, lower surface and relative side, and the upper and lower that is positioned at flexible member on pedestal is equipped with a groove.

8. flash memory as claimed in claim 7; it is characterized in that: described USB interface protective cover also is provided with a pair of guide posts of stretching out from the rear end of pedestal; this lays respectively at the outside of a pair of elastic arm of flexible member to guide posts, and the guiding flexible member entered in the host cavity of USB interface when protective cover was socketed on the USB interface.

9. flash memory as claimed in claim 8; it is characterized in that: the side of the pedestal of described USB interface protective cover is provided with projection; the transition position of pedestal side and its rear end is one domatic; the inside surface of side wall of the shell of protective cover is formed with a stage portion; the receiving space of protective cover shell runs through its front and back end; when the front end of pedestal self-insurance guard shield shell is contained in its receiving space; the stage portion of side wall of outer shell inside surface contacts with the domatic of pedestal, the projection on the sidewall extruding pedestal side of above-mentioned shell.

10. the USB interface protective cover of a flash memory; it is characterized in that: described USB interface protective cover includes a shell; accommodate flexible member in the enclosure and be installed in shell and flexible member on button; shell includes roof; wherein roof is provided with through hole; this flexible member is provided with the hole that the through hole with the shell roof aligns; button is installed in the hole of shell roof and flexible member; this flexible member is provided with teat; the USB interface of flash memory is provided with accepting hole; when protective cover is socketed on the USB interface; the teat of above-mentioned flexible member fastens in the accepting hole of USB interface; need with protective cover when USB interface is pulled up, pull up the USB interface protective cover thereby push down to withdraw from the accepting hole of teat on USB interface of button with flexible member.