JPH087569Y2 - Disc player - Google Patents

Description

[Detailed Description of the Invention] Outline In a disk player having an auto-change function for selectively taking out a tray containing a disk-shaped body from the storage box and reproducing the disk, the disk stored in the recess of the tray body is prevented from falling off. In order to do so, one end is exposed to the outer peripheral edge of the disk, and the other end is provided with a pair of clamping pieces that move the one end toward and away from each other by interlocking with each other.

Therefore, even for discs with a small diameter of, for example, 8 cm, which are not held by the partition plate that supports each tray in the storage box, regardless of the player's use state such as vertical or horizontal placement, It is possible to prevent the disc from falling off, and it is only necessary to operate one of the sandwiching pieces when the disc is replaced and when the disc is loaded to the playback position in the player unit, and the disc can be taken out easily and easily. .

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a disk player which is preferably used as an on-vehicle device and which is preferably used as a so-called magazine type compact disk player having a disk auto-change function.

Conventional technology Compact disc player with automatic change function, compact disc (hereinafter referred to as CD)
Is stored in the tray and the tray is replaced.
A configuration is used in which CDs are exchanged. In such a CD player, in the case of an in-vehicle CD player, due to the mounting restrictions, the CD can be fixed to the tray so that the player can be installed in either the horizontal state or the vertical state. Configuration is required.

However, in the case of a so-called 12 cm CD with a diameter of 12 cm, in the storage unit that stores multiple trays,
Since the ridges for partitioning for holding the adjacent trays at a constant interval are in contact with a part of the outer peripheral edge of the 12 cm CD stored in the tray, the 12 cm CD can be prevented from falling off.
In the case of 8 cm CD, it is necessary to provide the tray itself with a structure for fixing the 8 cm CD.

FIG. 6 is a plan view of the conventional tray 1. A protruding piece 2 is formed at one end of the main body 1a, and engaging pieces 2a and 2b are formed at both ends of the protruding piece 2. A recess 3 corresponding to 8 cm CD is formed in the central portion of the main body 1a,
Further, a through hole 4 is formed from the central portion of the main body 1a toward the protruding piece 2.
Are formed. This through hole 4 is on the turntable
It is formed so that the turntable, the optical pickup, and the like can be inserted while the CD is mounted. A pair of through holes 5a, 5b are formed in the peripheral portion of the recess 3 so as to face each other with the center of the main body 1a interposed therebetween.

On the bottom surface of the main body 1a, the lock levers 6a and 6b are attached to the support shaft 7a,
It is fixed so as to be swingable by 7b. At one end of the lock levers 6a, 6b, at a position corresponding to the through holes 5a, 5b, an L-shaped contact piece directed to the upper side of the tray 1 is formed.
8a and 8b are formed. The abutting pieces 8a, 8b are projected on the upper surface of the main body 1a, the free end thereof is parallel to the bottom surface of the recess 3, and the gap between the recess 3 and the free end is smaller than the thickness of CD. The other ends of the lock levers 6a, 6b, which are also selected to be large, are springs 10 wound around support columns 9a, 9b erected on the bottom surface of the main body 1a.
A and 10b are spring-biased in the direction of arrow a. That is, one end of each of the springs 10a and 10b has the lock lever 6
It is in contact with the other end of a, 6b, the other end is the main body 1a
Is in contact with the protruding pieces 11a and 11b that are erected on the bottom surface of the.

Further, the body 1a includes the springs 10a, 1 of the lock levers 6a, 6b.
At the position facing the surface opposite to the surface contacting 0b, the through holes 12a, 12
b is provided. At the time of playing a CD, the tray 1 pulled out from the storage portion onto the turntable is displaced close to the turntable by the elevating means. At this time, the CD
Tapered pins that are erected at positions corresponding to the through holes 12a and 12b of the player are fitted into the through holes 12a and 12b, and the lock levers 6a and 6b are displaced in a direction away from each other. Thus the CD
Is rotatably mounted on the turntable.

Problems to be Solved by the Invention With the tray 1 configured as described above, in order to mount the 8 cm CD, the operator must contact the contact pieces 8a, 8b of the lock levers 6a, 6b.
It is necessary to displace the end portions where the is formed in the direction away from each other. This kind of mounting operation can be performed with the tray 1 with one hand.
Must be held while holding the 8 cm CD with the other hand, and there is a problem that handling is difficult.

Further, since the contact pieces 8a and 8b are not interlocked with each other in the CD player, it is necessary to form pins at positions corresponding to the through holes 12a and 12b, respectively, which causes a problem that the loading mechanism becomes complicated. .

An object of the present invention is to provide a disk player which is easy to handle and can simplify the structure of the player section.

Means for Solving the Problems The present invention is a disk player including a storage box in which a plurality of trays are stored, and a player unit for extracting a desired tray from the storage box and reproducing the disk stored in the tray. The tray includes a tray body having a recess for accommodating a disk-shaped body, and a swingable pivotally supported by the tray body, one end of which is outside the recess of the tray body. A pair of sandwiched sandwiching pieces facing the peripheral portion, and the other end connected to each other so that the one end is moved toward and away from each other by interlocking with each other, and a spring for displacing the sandwiched pieces toward each other. A biasing spring member, wherein the player portion engages the sandwiching piece, and when the disc is loaded in the reproducing position, the other end portion is resisted against the biasing force of the spring member. One end is interlocked with each other to move away A disc player, characterized by providing the engaging member to hold the that state.

Operation According to the present invention, in a compact disc player having a so-called auto-change function, which extracts a desired tray from a plurality of trays stored in a storage box and reproduces the disk stored in the tray, The tray is configured to include a tray main body having a recess for accommodating the disk-shaped body, a pair of holding pieces, and a spring member.

The holding piece is pivotally supported by the tray body so as to be swingable, and one end of the holding piece faces the outer peripheral edge of the recess of the tray body.
The other ends are connected to each other so that the one ends move toward and away from each other by engaging with each other. Further, the sandwiching pieces are spring-biased by a spring member so as to be displaced closer to each other.

Therefore, when the disk-shaped body is attached to the tray body, the operator only displaces one of the sandwiching pieces, and the sandwiching pieces are displaced away from each other. As a result, the disk-shaped body can be mounted in the recess.

When the operator releases the displacement of one of the sandwiching pieces after mounting the disk-shaped body, both the sandwiching pieces are displaced close to each other by the spring force, and one end of each sandwiching piece has a disk-shaped body. Abutting the outer peripheral edge of the disk, thus preventing the disk-shaped body from falling off.

In addition, in order to release the sandwiched state, the player portion is provided with a structure that displaces one of the sandwiching pieces away from each other against the spring bias of the spring member, and the other sandwiching piece is also displaced in conjunction. The configuration of can be simplified.

Embodiment FIG. 1 is a perspective view of a tray 20 according to an embodiment of the present invention, FIG. 2 is a bottom view of the tray 20 shown in FIG. 1, and FIG. 3 is a tray shown in FIG. FIG. 3 is a perspective view of a storage box 32 of 20 and a player body 30 of a CD player with an automatic change function. Player body with auto-change function
30 includes a CD player section 31 and a storage section 33 of a storage box 32.

In the storage portion 33, a storage box 32 capable of storing a plurality of 8 cm CD trays 20 to which CDs can be mounted and 12 cm CD trays 50 can be stored from the arrow A direction. The CD player unit 31 has a configuration for playing a CD and a storage box 32.
Remove the trays 20 and 50 from the
It is configured to include a chain mechanism to be mounted on 2.

An L-shaped lever 45 is attached to the player body 30 by a pin 45d so as to be swingable, and the lever 34 is attached.
Is attached by a pin 34a so as to be swingable.
Further, one end of the lever 45 is slidably mounted by a pin 45a in a guide hole 30a provided in the player body 30. The levers 45 and 34 are connected to each other at points intersecting each other by a pin 45c, and are further slidably mounted in the guide holes 35a and 35b formed in the plate-like body 35 by the pins 45b and 34b. .

Therefore, by moving the pin 45a in the guide hole 30a by a driving means (not shown), the plate-like body 35 can be moved up and down along the stacking direction of the trays 20 and 50.

One end of an L-shaped lever 36 is attached to the plate-like body 35 by a pin 36a so as to be swingable and displaceable, and the other end of the lever 36 is connected to a guide hole 36b and a plate formed in the lever 36. It is displaceably attached by a pin 36c communicating with a guide hole 35c formed in the body 35.

Therefore, when the lever 36 moves on the plate-like body 35 along the guide holes 35c and 36b, the trays 20 and 50 in the storage box 32 mounted on the main body 30 are moved by the engagement pieces 37 described later. It can be pulled out or stored.

A protruding piece 21 is formed at one end of the main body 20a of the tray 20, and engaging pieces 21a and 21b are formed at both ends of the protruding piece 21. A recess 22 corresponding to 8 cm CD is provided in the center of the tray 20, and a through hole 23 is formed from the center to the projecting piece 21. A through hole 24a is formed on the opposite side of the protruding piece 21 at the peripheral edge of the recess 22, and a through hole 24b is formed at a distance from the through hole 24a.

L-shaped rock levers 25a and 25b, which are sandwiching pieces, are pivotally supported on the bottom surface of the main body 20a so as to be swingably displaced by pins 26a and 26b provided upright from the bottom surface. Lock lever 25
At one end of a, 25b, at the position corresponding to the through holes 24a, 24b, facing toward the upper side of the main body 20a, L-shaped contact pieces 27a, 2a.
7b are formed respectively. Also, lock levers 25a, 25
The other ends of b are engaged with each other.

The abutting pieces 27a, 27b project to the upper surface of the main body 20a, the free end thereof is parallel to the bottom surface of the recess 22, and the gap W1 between the recess 22 and the free end is , Is chosen to be larger than the thickness of the CD.

Engagement protrusions 28a, 28b are formed at positions where the lock levers 25a, 25b face each other, and a spring 29 is stretched between these two engagement protrusions 28a, 28b, and thus, the lock levers 25a, 25b. Is the contact piece 27a of the lock lever 25a, 25b,
The spring 27b is biased in the direction in which it is displaced closer.

In the vicinity of the engagement position of the lock levers 25a and 25b, the main body 2
A through hole 38 is formed in 0a. At the time of playing back an 8 cm CD, a pin 39, which will be described below, is set up in a position corresponding to the through hole 38 in the player portion 31, and the lock levers 25a, 25 are inserted.
The contact pieces 27a and 27b of b are displaced in the direction away from each other.

In the tray 20 configured as described above, when mounting the 8 cm CD, the operator sets a pair of rock levers 25a, 25
Of the one end portion where the contact pieces 27a, 27b of b are formed,
At least one of them, for example, the end of the lock lever 25a is displaced in the separating direction. As a result, the other lock lever 25b is also interlocked and displaced in the separating direction. Therefore, the operator can easily attach the 8 cm CD by holding the tray 20 with one hand and holding the 8 cm CD with the other hand, and displacing at least one of the lock levers 25a or 25b. be able to.

When the operator mounts the 8 cm CD on the tray 20, the operator releases the displacement operation of the lock levers 25a and 25b. As a result, the lock levers 25a and 25b are displaced closer to each other by the spring force of the spring 29, and the contact pieces 27a and 27b hold 8 cmCD and prevent the falling.

FIG. 4 is a side view of the player main body 30 in which the storage box 32 is stored, and FIG. 5 is a CD player unit 31 in which the storage box 32 is transferred to the tray.
FIG. 11 is a plan view for explaining an operation of pulling out / accommodating 50.

The CD player unit 31 is provided with a turntable 42 that is driven to rotate by a motor 41. Also tray 20,5
A pick-up 40 is provided at a position corresponding to the through hole 23 when the 0 is attached, and a tapered pin 39 is provided upright at a position corresponding to the through hole 38.

A plurality of guide grooves 43 are formed in the storage box 32, and the trays 20 and 50 can be stacked and stored along the guide grooves 43.

On the other hand, the plate-like body 35 can be freely moved up and down by the configuration of the levers 34 and 45 described above. When the CD player unit 31 is operated to input data in a state where the trays 20 and 50 are stored in the storage box 32 in the storage unit 33, the plate-shaped body 35 first causes the designated tray 20, It is displaced up and down to the 50 position.

Next, on the back surface of the plate-like body 35, the engaging piece 37 which communicates with the guide holes 35c and 36b and is connected to the lever 36, as shown in FIG. Is engaged with the engaging piece 21b. Subsequently, the lever 36 moves along the guide hole 35c, and thus, as shown in FIG. 5 (2),
The trays 20 and 50 are drawn into the CD player unit 31.

After that, the plate-like body 35 descends, and in the case of the tray 20 for 8 cm CD, the pin 39 is fitted into the through hole 38 and the lock levers 25a, 25b.
Is displaced in the separating direction. When the plate-shaped body 35 further descends,
The CD mounted on the trays 20 and 50 is the turntable 42.
Mounted on top. The turntable 42 is rotationally driven by the motor 41, and the pick-up 40 reproduces the signal recorded on the CD.

According to the present embodiment as described above, the lock levers 25a, 25
At least one of b, for example, the lock lever 25a
By displacing in the separating direction, the other lock lever 25b is also displaced in the separating direction. This makes it easy to
The cmCD can be attached to the tray 20 and the convenience can be improved. Further, since the lock levers 25a and 25b are displaced in conjunction with each other, the number of parts such as springs can be reduced and the configuration can be simplified as compared with the conventional technique in which they are displaced respectively. Furthermore, in the CD player section 31 as well, only one pin 39 for releasing the locked state by the lock levers 25a, 25b may be provided, and thus the structure for releasing the locked state can be simplified. .

As described above, according to the present invention, in a disc player such as a compact disc player having an auto-change function, one end of a tray body having a recess for storing a disc-shaped body is formed. A pair that are displaced toward and away from each other facing the outer peripheral edge of the recess, the other ends are interlocked with each other, and are further urged by a spring member so that the one ends are displaced toward each other. The holding piece is pivotally supported. Therefore, only one of the holding pieces is moved away from the other holding piece, and the other holding piece is also moved away from the other holding piece, so that the disk-shaped body can be easily mounted and the convenience can be improved. Further, since the single spring member urges the springs of both the sandwiching pieces, the number of parts can be reduced and the configuration can be simplified. Furthermore, even in the player section, it is not necessary to provide a structure for releasing the sandwiched state by the sandwiching pieces in correspondence with each sandwiching piece.
In this way, the structure of the player section can be simplified.

[Brief description of drawings]

1 is a perspective view of a tray 20 according to an embodiment of the present invention, FIG. 2 is a bottom view of the tray 20 shown in FIG. 1, and FIG. 3 is a storage box 32 for the tray 20 shown in FIG. With automatic change function
FIG. 4 is a perspective view of the player body 30 of the CD player, FIG. 4 is a side view of the player body 30 in which the storage box 32 is stored, and FIG. 5 is an operation of pulling out / storing the tray 50 from the storage box 32 in the CD player section 31. FIG. 6 is a plan view for explaining, and FIG. 6 is a conventional tray 1
FIG. 20,50 ... Tray, 20a ... Main body, 22 ... Recess, 25a, 25b
...... Lock lever, 29 ...... Spring, 30 …… Player body,
31 …… CD player, 32 …… Storage box

Continuation of the front page (56) Bibliographic flats 2-68372 (JP, U) Real flats 2-76374 (JP, U) Real open Sho 61-170175 (JP, U)

Claims (1)

[Scope of utility model registration request] 1. A disc player comprising: a storage box in which a plurality of trays are stored; and a player section for extracting a desired tray from the storage box and reproducing the discs stored in the tray. A tray main body formed with a recess for accommodating a disk-shaped body, and swingably pivotally supported by the tray main body, one end of which faces the outer peripheral edge of the recess of the tray main body, and the other end. The end portions of the pair of clamping pieces are connected so that the one end portions are interlocked with each other so as to be displaced toward and away from each other, and a spring member that biases the clamping pieces so as to be displaced toward each other. The player part is engaged with the sandwiching piece, and when the disc is loaded in the reproducing position, the other end is opposed to the spring bias of the spring member. Engagement that holds the state of moving away from and moving in conjunction with A disk player provided with a member.