KR100949223B1

KR100949223B1 - Locking device with changeable combination of numerals for locking a connecting port on a computer

Info

Publication number: KR100949223B1
Application number: KR1020080098294A
Authority: KR
Inventors: 옌-흐시앙 첸
Original assignee: 옌-흐시앙 첸
Priority date: 2008-10-07
Filing date: 2008-10-07
Publication date: 2010-03-24

Abstract

A locking device is provided having a seal and a locking unit and a push button and having a replaceable number combination. The enclosure has windows of axial rows and insertion sections inserted into the connection ports of the computer. A locking unit is arranged in the closure and has a rod with axially spaced teeth, a push member connected to one end of the rod, and two catching arms connected to the push member and extending into two holes of the insertion section. A locking member having an elastic member positioned between the push member and the insertion section, sleeves mounted on the rod, rotating disks fitted on the sleeves corresponding to the windows; And a push disk mounted to the other end of the rod. A push button is located on the closure and interferes with the push member. By pushing the push disk, the rotating disks can be rotated to replace a combination of numbers set for the locking unit.

Description

LOCKING DEVICE WITH CHANGEABLE COMBINATION OF NUMERALS FOR LOCKING A CONNECTING PORT ON A COMPUTER}

The present invention relates to a locking device having a replaceable number combination for locking a connection port of a computer, and more particularly to a locking device that can be locked to a connection port of a computer to prevent any unauthorized external storage device from connecting to the connection port. It is about. Thus, data stored on the computer is protected against unauthorized access.

With the rapid development of information technology, computers have become one of the many electronics that are essential for people's daily lives. The computer is used for the storage and processing of word processing, video files, audio files, multimedia files and other important digital data, and the like. Generally, computers include hard disk drives, compact disk drives, floppy disk drives, and the like, for reading and storing data. The computer can also be connected to a variety of portable storage devices, such as portable hard disks, USB flash disks, etc. so that data in the computer can be stored on the portable storage device for use elsewhere.

Portable storage devices usually have a universal serial bus (USB) plug as the transmission interface. In use, the USB plug plugs directly into the USB connector and computer case to achieve the plug and play effect of data transfer. Thus, with the USB interface, a user can typically use a portable storage device. However, due to the plug and play effect of the USB interface, even unauthorized users can freely download any data stored on the computer to any portable storage device. Thus, there is a risk that personal or private data stored on a computer will be stolen and illegally disclosed.

It is an object of the present invention to provide a locking device having a replaceable number combination for locking a connection port of a computer. The locking device may be locked to the connection port of the computer to prevent any unauthorized external storage device from connecting to the connection port. In addition, the locking device is configured such that the user can change the combination of the set of numbers for the locking device according to the actual need. Thus, data stored on the computer can be more effectively protected against unauthorized access.

In order to achieve the above and other objects, a locking device having a replaceable numerical combination for locking a connection port of a computer according to the present invention includes a seal, a locking unit, and at least one push button.

The closure is formed at its first end and has two corresponding holes corresponding to the two retaining holes of the connecting port, the insert section having a fixing seat received therein; A plurality of windows formed on at least one of upper and lower side surfaces of the enclosure; And a support plate located in the closure at a second end opposite the first end.

The locking unit is arranged in the enclosure and includes a rod, a push member, a locking member, an elastic member, a plurality of sleeves, a plurality of rotating disks, and a push disk.

The rod has a row of teeth axially spaced on its outer circumferential surface and is movably connected to one of both ends of the support plate and fixedly connected to the end of the push member at the other end.

The push member has an engaging portion at the other end opposite the rod.

The engaging member is movably connected to the push member by engaging with the engaging portion. The locking member has a first end in the form of a cross plate defined within the closure, and an opposite second end in the form of two locking arms that removably extend into holes in the insertion section of the closure and retaining holes in the connection port. .

The elastic member is located between the push member and the fixing sheet.

The sleeves are fitted on and around the rod between the support plate and the push member, each of which has an axially extending slot corresponding to the teeth, two radially opposite and outwardly projecting wing portions located on either side of the slot, and an axial direction And annular grooves formed in and around the end of each sleeve to communicate with the slot.

The rotating disks are fitted on and around the sleeves, each having a plurality of consecutively arranged numerical zones along the outer circumferential surface such that the numerical zones on the same one rotating disk correspond to the rotating disk by turning the rotating disk. To be selectively exposed from one of the windows on the body; The rotating disks also each have a toothed portion for releasably engaging with the wing portions on the corresponding sleeve on the inner circumferential surface.

The push disk is mounted to the rod at the end that is connected to the support plate.

At least one push button is movably arranged on at least one of the two sides of the closure to interfere with at least one side of the push member.

The structural and technical means employed by the present invention to achieve the foregoing and other objects will be more clearly understood by reference to the following detailed description of the preferred embodiment and the accompanying drawings.

1, 2 and 3, a complete disassembled, partially assembled and fully assembled perspective view of a locking device having a replaceable numerical combination for locking a connection port of a computer according to the invention is shown, respectively, and FIG. 4 Reference is made to the cross-sectional view taken along the line AA of FIG. 3. As shown, the locking device with replaceable numerical combination according to the invention comprises a closure 1, a locking unit 2, and at least one push button 3.

The seal 1 is composed of an upper cover 11 and a lower cover 12. The first end of the closure 1 forms an insertion section 13 with two corresponding holes provided thereon. The insertion section 13 can be configured as a USB plug. The fastening seat 14 is located in the insertion section 13 of the closure 1. The plurality of windows 15 are formed in at least one of the upper part and the lower part of the enclosure 1. In addition, the support plate 16 is located at or inside the second end of the enclosure opposite the first end.

The locking unit 2 is arranged in the enclosure 1 and has a row of teeth 211 movably connected to the support plate 16 at one of its ends and axially spaced on and along its outer circumferential surface. Rod 21; A push member 22 positioned at the other end of the rod 21 and having an engaging portion 221; A locking member 23 movably connected to the engaging portion 221; An elastic member 24 positioned between the push member 22 and the fixing sheet 14; A plurality of sleeves 25 fitted over and around the rod 21 between the support plate 16 and the push member 22; A plurality of rotating disks 26 sequentially fitted over and around the sleeves 25; And a push disk 27 mounted to the rod at an end connected to the support plate. The inclined shoulder portion 222 is formed in at least one lateral portion of the push member 22. The catching member 23 has a first end in the form of a cross plate, which is restricted in the closure 1, and an opposite side in the form of two catching arms 232 which detachably extend into the holes 131 of the insertion section 13. Has a second end. Each of the sleeves 25 is in communication with an axially extending slot 251, two radially opposite and outwardly projecting wing portions 252 located on either side of the slot 251, and an axial slot 251, respectively. An annular groove 253 formed in and around the end of the sleeve 25. Each of the rotating disks 26 has a plurality of sequentially cast numerical zones 261 along its outer circumference such that the numerical disks 261 on the same one rotating disk 26 rotate the rotating disk 26. To be selectively exposed from one of the windows 15 corresponding to (26). Each of the rotating disks 26 also has a toothed portion 262 on the inner circumferential surface, which can detachably engage the wing portions 252 on one corresponding sleeve 25.

The push button 3 is movably arranged on at least one lateral side of the closure 1. The first end of the push button 3 is a push section 31 protruding outward from the closure 1, and the second opposite end of the push button 3 is the inclined shoulder portion 222 of the push member 22. Interfering drive head 32.

5 is a perspective view showing the use of the locking device of the present invention for locking the connection port 41 of the computer case of the computer 4, and FIGS. 6 and 7 are respectively fastened to and disconnected from the connection port 41. It is sectional drawing which shows the locking device of this invention. In order to use the locking device of the present invention for locking the connection port 41, which may be a USB connection port, the insertion section 13 of the enclosure 1 is connected to the USB connection port ( 41) It is inserted directly into. At this point, the locking arms 232 on the locking member 23 of the locking unit 2 are elastically compressed downward by the inner wall surface of the USB connection port 41. If the insertion section 13 is further moved into the USB connection port 41 with the catching arms 232 aligned with the two retaining holes 411 formed in the inner wall surface of the USB connection port 41, Arms 232 are no longer compressed by the inner wall surface of USB connection port 41 and automatically bounce out of hole 131 and enter into retaining hole 411. When the locking device is in the locked state, the teeth 211 on the rod 21 are located separately in the annular grooves 253 in the sleeve 25 to exit from the axial slots 251 on the sleeve 25 and push The drive head 32 of the push button 3, which is pushed against the inclined shoulder portion 222 of the member 22, cannot drive the rod 21 forward. Thus, as the catching arms 232 of the locking unit 2 extend into and are fixed to the retaining holes 411, the insertion section 13 of the enclosure 1 is connected to the USB connection port of the computer 4 ( Locked at 41, any other external storage device plugs into the USB connection port 41 to prevent access to data stored in the computer 4 without authorization.

If an authorized user of the computer 4 wishes to use the USB connection port 41, the user rotates the rotating disks 26 of the locking unit 2 through the windows 15, thereby rotating the rotating disks ( The toothed portions 262 in 26 allow the sleeves 25 to cooperate with the winged portions 252 to rotate the sleeves 25 so that the annular grooves 253 in the ends of the sleeves 25 for the correct number combination. The teeth 211 of the rod 21 are turned outward so that they are visible on the numerical zones 261 in the windows 262. Numeric zones 261 of each of the rotating disks 26 are initially set for any one of the numbers thereon so that only the axial slot 251 and the wing portions 252 on the corresponding sleeve 25 are provided. Not corresponding to one tooth of the tooth portion 262, so that when the rotating disks 26 are rotated with respect to certain numbers on the numerical zones 261 to show the correct combination in the windows 15, the sleeves Axial slots 251 on 25 align with teeth 211 on rod 21 such that a row of teeth 211 on rod 21 move through axial slots 251. At this point, the user can easily push the push section 31 of the push button 3 inward. By doing so, the drive head 32 of the push button 3 drives the push member 22 forward by interfering with and sliding along the inclined shoulder portion 222. At this point, the push member 22 is moved toward the fixing sheet 14 to compress the elastic member 24 and move the rod 21 forward, whereby the engaging portion 221 is engaged with the locking member 23. Pressing the arms 232 downward to force the locking arms 232 into the holes 131 of the insertion section 13 from the retaining holes 411 of the USB connection port 41. The device is released from the USB connection port 41 and allows the user to detach the insertion section 13 of the enclosure 1 from the USB connection port 41.

If it is necessary to replace the combination of the number set for the rotating disks 26 of the locking unit 2, the locking device is first set to the released state and the push disk 27 is used at the end of the rod 21. Thereby pushing against the sleeve 25 immediately adjacent to the push disk 27 such that all other sleeves 25 are sequentially moved forward with respect to the wing portions 252 above each of the sleeves 25. do. At this point, the user rotates the rotating disks 26 by the desired set of numbers on the numerical zones 261 to show them in the windows 15, and then releases the push button 3 to thereby release the elastic member. The 24 recovers elastically and pushes the rod 21 back so that the wing portions 252 on the sleeves 25 engage with the toothed portions 262 in the rotating disks 26 again. In this way, the number of new combinations is set for the locking unit 2.

In conclusion, by means of a locking device with replaceable numerical combinations according to the invention, the insertion section of the enclosure is locked to the connection port of the computer so that no unauthorized external storage device is linked with the connection port. Furthermore, the locking device of the present invention allows the user to replace the combination of numbers for the locking unit according to the actual need. Thus, data stored on the computer is protected from unauthorized access. According to this arrangement, the locking device of the present invention effectively overcomes the safety-related problems in the usual connection ports of the computer, thus providing an improved practical use for applications that meet the requirements of the general user.

While the invention has been described as its preferred embodiment, it is understood that many variations and modifications of the embodiments described above may be made without departing from the spirit and scope of the invention, which shall be limited only by the appended claims. Could be.

1 is an exploded perspective view of a locking device having a replaceable number combination for locking a connection port of a computer according to the invention.

2 is a partially assembled perspective view of FIG. 1.

3 is a fully assembled perspective view of FIG. 1.

4 is a cross-sectional view taken along the line A-A of FIG.

5 is a perspective view showing a locking device according to the present invention for locking a connection port provided in a computer.

Fig. 6 is a sectional view showing the locking device of the present invention locked to the connection port.

7 is a cross-sectional view showing the locking device of the present invention separated from the connection port to release the connection port.

Claims

A locking device having a replaceable numeric combination and for locking a connection port of a computer,

(1) an enclosure having an insertion section and a plurality of windows and a support plate, wherein the insertion section is formed at one end of the enclosure and has a fixing sheet received therein and having two corresponding holes, said plurality of windows Is formed on at least one of an upper side and a lower side of the closure, and the support plate is located in the closure at a second end opposite the first end.

(2) a locking unit arranged in the closure and having a rod, a push member, a locking member, an elastic member, a plurality of sleeves, a plurality of rotating disks and a push disk, wherein:

The rod has a row of teeth spaced axially on its outer circumferential surface, movably connected at one of both ends of the support member and fixedly connected to one end of the push member at the other end,

The push member has an engaging portion at the other end opposite the rod,

The locking member is movably connected to the push member by engaging with the engaging portion, the locking member removably extending into a first end in the form of a cross plate confined within the closure and into the hole of the insertion section. Which has a second end opposite of the two hanging arm forms being,

The elastic member is located between the push member and the fixing sheet,

The sleeves are mounted on and around the rod between the support plate and the push member, each of which has an axially extending slot corresponding to the teeth and two radially opposing and outer protrusions located on either side of the slot. And an annular groove formed in and around the end of each sleeve to communicate with a wing portion, said axial slot,

The rotating disks are fitted on and around the sleeves, each having a plurality of sequentially arranged numerical regions along an outer circumferential surface such that the numerical regions on the same one rotating disk are rotated by rotating the rotating disk. May optionally be exposed from one of the windows of the enclosure corresponding to the respective rotating disks having a toothed portion removably engaging the wing portions on the corresponding sleeve on an inner circumferential surface thereof,

The push disk is mounted to the rod at the end connected to the support plate;

At least one push button movably aligned to at least one of the two lateral sides of the closure to interfere with one side of the push member;

A locking device having a replaceable numeric combination for locking a connection port of a computer, comprising.

The method of claim 1,

And said closure is comprised of a top cover and a bottom cover, wherein said locking device has a replaceable number combination for locking a connection port of a computer.

The method of claim 1,

And the insertion section is configured as a USB plug. The locking device having a replaceable numeric combination for locking a connection port of a computer.

The method of claim 1,

And the push member has a replaceable number combination for locking the connection port of the computer, characterized in that it has an inclined shoulder portion which interferes with the push button on at least one side.

The method of claim 1,

The push button has a push section protruding outward from the closure, and a drive head opposite the push section to interfere with one side of the push member; Locking device having a combination.