JPH09204763A - Disk reproducing device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To constitute a portable personal computer to be smaller in size, in which the disk reproducing device such as a CD-ROM drive, etc., is replaceable by a floppy disk drive, etc. SOLUTION: The disk reproducing device 1 is formed to the size interchangeable with the floppy disk drive for 3.5" and mounted on the portable personal computer 7. The disk with 12cm diameter is reproduced in the state with a drawer 3 ejected. Since the 12cm disk 2 is swelled out from the drawer 3 and can not be covered by a protecting cover 9, a housing cover 10 is provided for opening/closing in accordance with the ejecting/housing operation of the drawer 3.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a disk reproducing device such as a CD-ROM drive, and more particularly, to an electronic device such as a portable personal computer in which a plurality of types of external storage devices can be selectively mounted. And is suitable.

[0002]

2. Description of the Related Art In recent years, not only stationary personal computers but also portable personal computers (hereinafter referred to as portable personal computers) are increasingly equipped with a CD-ROM drive.

The size and weight of portable personal computers are becoming smaller and smaller, and in addition to the circuits and parts of the main body, a hard disk drive, a floppy disk drive, and a battery are installed in the limited space, and the available space is reduced. Utilizing this, an optional device such as a CD-ROM drive, an additional memory card, or a TV tuner will be attached as the user requires.

A conventional portable personal computer has a CD-ROM.
Some have a fixed drive and have a built-in drive, but in order to make it even smaller, the CD-ROM drive can be attached to and detached from the body of the portable personal computer, and can be replaced with a floppy disk drive or other device as necessary. The structure has been adopted.

FIG. 6 shows a CD-R of 8 cm and 12 cm.
It is a perspective view of a portable personal computer in which a CD-ROM drive capable of reproducing the OM is fixed and incorporated. In FIG. 1, a drive 1 has a drawer 3 on which a disk 2 is placed and which has a mechanism and a circuit for reproducing the disk, and a slider 4 for slidably holding the drawer 3 from a portable personal computer 7, A push button 5 for ejecting the drawer 3 is provided.

FIG. 7 is a perspective view of a CD-ROM drive which can be replaced with a throttle of a portable personal computer, in which the drawer 3 is downsized and compatible with a 3.5-inch floppy disk drive or the like. There is a feature in doing so. 12 cm CD-ROM
As shown in the figure, a part of the CD-ROM protrudes from the drawer 3, and the housing 6 has an opening through which the protruded part can pass.

In the structures shown in FIGS. 6 and 7, when the user operates the push button 5, the slider 4 and the drawer 3 held by the slider 4 come out while sliding.
After loading the disk 2, the drawer 3 is pushed into the portable personal computer 7, and the CD-ROM is played.

[0008]

By the way, there are two kinds of disc standards, a diameter of 8 cm and a diameter of 12 cm. At present, the size of 12 cm is the mainstream. In the above-described device of FIG. 6 which reproduces a disc in a housed state, the size of the device is regulated by the size of the disc of 12 cm. For this reason, the portable personal computer cannot be configured to be replaceable with a small external peripheral device such as a 3.5-inch floppy disk drive. On the other hand, the drive shown in FIG. 7 is compatible with other external peripheral devices, but a 12-cm CD-ROM protruding from the drawer passes through, resulting in wasted space.

[0009]

In order to solve the above-mentioned problems, a disk reproducing apparatus of the present invention is a disk reproducing apparatus which can be mounted on an electronic device in place of another external peripheral device. When playing a disc of a size that cannot be stored in the device, the drawer for supporting the disc is played out with the drawer pulled out of the body of the disc playing device.

Accordingly, it is an object of the present invention to provide a disc reproducing apparatus in which no unnecessary space can be provided in the electronic device even when the throttle of the electronic device such as a portable personal computer is configured to be replaceable with another external peripheral device. To do.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The invention according to claim 1 of the present invention is a disk reproducing apparatus configured to be mounted on an electronic device by replacing it with another external peripheral apparatus, the disk reproducing apparatus being housed in the disk reproducing apparatus. When playing a disc of a size that cannot be obtained, the drawer for supporting the disc is played out with the drawer pulled out from the body of the disc playing device, and the disc playing device is replaced with another small external peripheral device. The electronic device made possible can be made smaller.

According to a second aspect of the present invention, the drawer is accommodated in the apparatus main body so that it can cover a disk that is larger than the drawer and protrudes from the side of the first cover that covers the upper surface of the drawer. The second cover is configured to be opened and closed from the first cover, so that the disk on the drawer can be protected.

Embodiments of the invention described in claims 1 and 2 of the present invention will be described below with reference to the drawings. In the configurations shown in FIGS. 1 to 5, the same components as those of the conventional apparatus shown in FIGS. 6 and 7 are designated by the same reference numerals.

In the CD-ROM drive 1 mounted on the portable personal computer 7 shown in FIGS. 1 and 2, 9 is a protective cover that covers and opens / closes the upper surface of the disc, and 10 is a protective cover 9 that is interlocked with the drawer 3 in and out. Is a storage cover that opens and closes to the side, a detection switch 11 detects the opening and closing of the protection cover 9, and a detection boss 12 is formed on the protection cover 9 that turns the detection switch on and off. Here, FIG. 1 is a perspective view showing a state in which the protective cover 9 is opened with the drawer 3 pulled out, and FIG. 2 is a state in which the protective cover 9 is closed.

3 and 4 are plan views showing the storing and discharging operations of the drawer 3 and the corresponding opening and closing operations of the storage cover 10. FIG. 5 shows a gg sectional view in FIG.

In each of FIGS. 3 to 5, 13 is a guide groove formed in the upper portion of the slider 4, 14 is a guide pin formed on the storage cover 10 that slides along the guide groove 13, and 15 is a storage pin. A rotating shaft of the cover 10 and a pressing means 16 for urging the drawer 3 in the discharging direction.

Reference numeral 17 denotes a lock mechanism provided in the drawer 3 for fixing the drawer 3 at the time of storing and discharging, a reference numeral 18 denotes a rotation shaft of the lock mechanism 17, and a reference numeral 19 denotes a lock arm connecting the button 5 and the lock mechanism 17. . 20 is a storage lock pin formed on the housing 8 for hooking and fixing the lock mechanism 17 when the drawer 3 is stored, 21 is a discharge lock pin formed on the housing 8 for hooking and fixing the lock mechanism 17 when the drawer 3 is discharged, and 22 is The electromagnetic solenoid operates via the electric circuit by the drawer storage / discharge command on the portable personal computer side.

Reference numeral 23 is a guide hole formed in the protective cover 9, and 24 is a cover guide pin formed at one end of the storage cover 10, which slides along the guide hole 23 in conjunction with the opening / closing operation of the storage cover 10. . Reference numeral 25 denotes an 8-cm disc, which indicates a state in which the drawer 3 is reproduced while being housed.

The operation of the CD-ROM drive configured as above will be described. To eject the stored drawer 3, press the button 5 or the portable computer 7
Execute the drawer discharge command in. When the button 5 is pressed in the state of FIG. 3, the lock arm 19 is pressed, the engagement between the lock mechanism 17 and the storage lock pin 20 is released, and the drawer 3 is slightly ejected by the pressing means 16. When one of the drawer discharge commands is executed, the electromagnetic solenoid 22
Is operated, the lock arm 19 is pulled toward the electromagnetic solenoid 22 side, and similarly the drawer 3 is slightly discharged.

When the drawer 3 that has been discharged a little is pulled out, the slider 4 is also pulled out a certain distance and stops. When the drawer 3 is further pulled out, the guide pin 14 formed at one end of the storage cover 10 slides along the guide groove 13. As a result, the storage cover 10 is opened by rotating around the rotary shaft 15, and the portion of the 12 cm disc protruding from the side surface of the protective cover 9 is protected by the storage cover 10. Then, with the drawer 3 completely pulled out, the protective cover 9 and the storage cover 10 are lifted, and the disk 2 is mounted on the drawer 3. When the cover is closed, the detection boss 12 pushes the detection switch 11, and the reproduction operation of the disc 2 becomes possible.

As shown in FIGS. 4 and 5, the guide pin 14
Are in a state of being sandwiched by the guide grooves 13, so that even if the storage cover 10 is inadvertently pushed inward, these serve as stoppers, so that they do not come into contact with the mounted 12 cm disk. It has become. Also one
Even if a force is erroneously applied in the direction of pushing the drawer 3 during the reproduction of a disc of 2 cm, the lock mechanism 17 and the ejection lock pin 21 are engaged with each other, so that the disc of 12 cm is protected. . A 12 cm disc is played with the drawer 3 ejected, while an 8 cm disc that fits completely in the drawer 3 may be played with the ejected or stored disc. May be.

When the drawer 3 is to be stored, the button 5 is pressed or the drawer storage command of the portable personal computer is executed.
When the button 5 is pressed, the lock arm 19 is pressed, and the lock between the lock mechanism 17 and the discharge lock pin 21 is released,
The drawer 3 can be pushed in. On the other hand, when the storage command for the portable personal computer is executed, the electromagnetic solenoid 22 operates and the lock is similarly released, so that the drawer 3 can be pushed in as it is.

When the drawer 3 is pushed in, the left and right storage covers 10 are stored in the protective cover 9 by the reverse operation of pulling out the drawer 3. When the drawer 3 is completely pushed in, the state shown in FIG. 3 is reached, the lock mechanism 17 engages with the storage lock pin 20, and the drawer 3 is fixed.

When the storage cover 10 is stored in the protective cover 9, the cover guide pin 24 abuts on one end of the guide hole 23 formed in the protective cover 9 and does not enter further inside. Therefore, even if vibration or shock is applied from the outside, it does not come into contact with the 8-cm disk 25.

As described above, in the present embodiment, since the 12 cm disc is reproduced with the drawer pulled out, the space for accommodating the 12 cm disc inside the portable personal computer is not necessary. For this reason CD-ROM
Since the drive can be made the same size as other external peripheral devices such as a 3.5-inch floppy disk drive, the portable personal computer can be made smaller.

In the above-mentioned embodiment, the cover is manually lifted up, but the cover is opened at the same time when the drawer is pulled out in conjunction with the movement of the drawer and the slider. It is also possible to

[0027]

As described above, when the disk reproducing apparatus of the present invention is configured to have the same size as other external peripheral devices so that it can be mounted by being replaced with an electronic device such as a portable personal computer, the disk reproducing apparatus can be mounted. A large disc that cannot be stored and played inside is configured to be played with the drawer of the disc playback device pulled out. For this reason, it is possible to make the electronic device, such as a portable personal computer, to which the disc reproducing device is mounted smaller in size.

[Brief description of drawings]

FIG. 1 is a perspective view showing a state in which a disc reproducing apparatus according to an embodiment of the present invention is mounted on a portable personal computer.

FIG. 2 is a perspective view showing a state in which the device is attached to a portable personal computer.

FIG. 3 is a plan view of the device when the drawer is stored.

FIG. 4 is a plan view of the device when the drawer is ejected.

FIG. 5 is a cross-sectional view of the same device when discharging a drawer.

FIG. 6 is a perspective view of a conventional disc reproducing device mounted on a portable personal computer.

FIG. 7 is a perspective view showing another conventional disc reproducing apparatus.

[Explanation of symbols]

 1 CD-ROM drive 2, 25 disk 3 drawer 4 slider 5 button 6 housing 7 portable personal computer 9 protective cover 10 storage cover 11 detection switch 12 detection boss 13 guide groove 14 guide pin 17 lock mechanism 23 guide hole 24 cover guide pin

Claims (2)

[Claims] 1. A disc reproducing apparatus configured to be mounted on an electronic device by replacing it with another external peripheral device, and supporting the disc when reproducing a disc having a size which cannot be accommodated in the disc reproducing apparatus. A disk reproducing device, wherein the drawer is reproduced from the main body of the disk reproducing device. 2. A second cover is provided according to discharge and storage of the drawer into the apparatus main body so as to cover a disk that is larger than the drawer and protrudes from the side of the first cover that covers the upper surface of the drawer. The disc reproducing apparatus according to claim 1, wherein the disc reproducing apparatus is configured to be opened and closed from the first cover.