JP3102609B2 - Opening / closing device for lid in disc player - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a disc player, and more particularly to a device for opening and closing a cover of a disc player, which holds the cover of the disc player in a closed state and opens the cover when necessary.

[0002]

2. Description of the Related Art In general, a disc player opens an opening / closing lid rotatably mounted on a disc player main body via a support shaft by operating an open button provided on the main body, and releases the disc inside the main body. Is set (mounted) on or taken out of the disc mounting portion.

In the conventional disk player 50,
As shown in FIG. 5, the opening / closing lid 51 is rotatably attached to the disk player main body 55 via a support shaft 59, and is urged in a direction to be opened by a lid pushing-up spring 54 that pushes up the opening / closing lid 51. . The opening / closing lid 51 is kept open by this urging force. Open / close lid 51
Is pressed down and closed on the main body 55, the engagement lever 57 is engaged with the claw 56 provided on the front end portion 51a of the opening / closing lid 51. As a result, the open / close lid 51 is held in a closed state against the urging force of the open / close lid push-up spring 54. Next, when the open button 52 is depressed, the lock lever 53 is pressed.
Rotates about the shaft 58, and the engagement lever 57 is disengaged from the claw 56. The opening / closing lid 51 is again opened by the urging force of the opening / closing lid pushing-up spring 54.

[0004]

However, in such a conventional configuration, the opening / closing lid push-up spring 54 has both ends engaged with the opening / closing lid 51 and the main body 55, respectively. It is necessary to mount the spring while applying force to both ends. Therefore, there is a problem that the efficiency of the assembling work is low. Further, since the opening / closing lid push-up spring 54, the open button 52, the lock lever 53, and the engagement lever 57 are different parts,
It is necessary to perform assembly work for each,
There is a problem that the number of parts is large.

SUMMARY OF THE INVENTION The present invention has been made to solve such problems of the prior art, and uses an opening button as a sliding body and urges the opening button, an engagement lever, and an opening / closing lid to open. An object is to facilitate assembly and reduce the number of parts by integrally forming the urging member.

[0006]

According to the present invention, there is provided an apparatus for opening and closing a lid of a disk player, comprising:
An engagement lever that engages with the opening / closing lid when the opening / closing lid is closed, a sliding body that is slidable and can disengage the engagement lever and the opening / closing lid, and the engagement lever that engages with the main body. A first urging member that urges the sliding body so as to be able to engage with the opening / closing lid and a second urging member that engages with the opening / closing lid and urges to open the opening / closing lid are integrally formed. It is characterized by the following.

[0007]

According to the present invention, there is provided an engaging lever which engages with the opening / closing lid when the opening / closing lid is closed, a sliding body which is slidable and which can disengage the engaging lever and the opening / closing lid, and attaching the sliding body. Since the first urging member for urging and the second urging member for urging the opening and closing lid to be opened are integrally formed, the number of parts is greatly reduced, and the It is only necessary to fit it in, and the assembling work becomes easy.

[0008]

Embodiments of the present invention will be described below with reference to the drawings. FIGS. 1 to 4 are views showing one embodiment of a lid opening / closing device in a disc player according to the present invention. The same components as those in FIG. 5 are denoted by the same reference numerals.

First, the configuration will be described. 1 and 2, reference numeral 100 denotes a disk player. The disk player 100 has a main body 103 composed of an upper case 102 and a lower case 101, with an opening / closing lid 105 attached via a support shaft (not shown). I have. An operation unit 9 for selecting functions such as reproduction and stop is provided on the front side of the main body 103, and an open button 1 which is a sliding body is disposed substantially at the center of the operation unit 9. When the open / close lid 105 is opened by operating the open button 1, the main body 103 is provided with a mounting table (not shown) for mounting and rotating a disk such as a compact disk.

3 and 4, the detailed structure of the opening / closing device 110 related to the open button 1 will be described. The open button 1 has a rectangular box shape in cross section, and the longer side surfaces 1a and 1b are fitted into grooves 102a and 102b provided in the upper case 102 of the main body 103, and the open / close cover 1
It is arranged so as to be substantially parallel to the support shaft 05. Groove 10
The widths of 2a and 102b are the side surfaces 1a and 1 of the open button 1.
It is thicker and longer than b. Therefore, the open button 1 can slide left and right while being fitted in the grooves 102a and 102b. Also,
A holding claw 6 is provided at the lower end of the side surface 1a in a downward direction. The holding claw 6 is engaged with the cutout portion 102e of the groove 102b, and is held by the main body so that the open button 1 cannot be easily removed.

Further, the upper surface 1c of the open button 1 is provided with unevenness for preventing slippage when the open button 1 is slid. The open button 1 slides left and right within a predetermined range, and in a state where the open / close lid 105 is closed,
2, the lid 105 is opened when the upper surface 1c is pushed and slid rightward. The lid push-up spring 4 is a second biasing member, and a rectangular support portion 4a protrudes from a lower side of one end of the open button 1, and a connecting portion 4b having elasticity in an obliquely upward direction from one side of the support portion 4a is formed. The tip 4c of the connecting portion has an arc shape. Below the other end of the open button 1, a rectangular plate portion 3a protrudes toward the opening / closing lid 105, and this plate portion 3a
The claw 7 is formed at the tip 3b bent into an L shape, and constitutes the lock lever 3. On the lower left side of the open button 1, a pressing spring 5 as a first urging member is provided obliquely downward, and the tip 5a has a circular cross section. When the open button 1 moves to the right end, the push spring 5 engages with the inner side surface of the main body 103 and urges the open button 1 in the direction to return the open button 1 to the original left end position. FIG.
As shown in FIG.
The hook 8 is formed downward from the opening / closing lid 105. The hook 8 is located at a position facing the lock lever 3, and the tip 8 a of the hook 8 engages with the claw 7 of the lock lever 3 when the lid 105 is closed. Further, the open button 1, the holding claw 6, the lid push-up spring 4, the lock lever 3, and the push spring 5 are all made of resin and are integrally formed.
0.

Next, the operation will be described. Disc player 1
When the open / close lid 105 is closed as shown in FIG. 1, when the open button 1 is slid rightward and moved, the lock lever 3 located below the open button 1 is moved. Also move to the right. By this movement,
The engagement between the pawl 7 of the lock lever 3 and the tip 8a of the hook 8 is released. The opening / closing lid 105 is pushed up by the urging force of the opening / closing lid pushing-up spring 4 and opened because the tip 4c of the opening / closing lid pushing-up spring 4 is engaged with the opening / closing lid 105. When the open button 1 slides to the right, the pressing spring 5
Is engaged with the inner side surface of the main body 103, and the open button 1
To return to the left position. Therefore, the open button 1 returns to the initial state. This open button 1
Is restored, the lock lever 3 also returns to the original position. Since the lock lever 3 returns to the position facing the hook 8 of the opening / closing lid 105, the tip 8a of the hook 8 of the opening / closing lid 105 is simply pushed down and closed in this state.
Engages with the pawl 7 of the lock lever 3 and the opening / closing lid 105 is kept closed.

In the above-described embodiment, a compact
Although the recording / reproducing apparatus for a disc has been described as an example, the present invention is not limited to this, and can be applied to opening / closing apparatuses for various disc players such as a CD-ROM and a laser disc recording / reproducing apparatus. Further, the opening / closing lid is not limited to the structure attached to the main body via the support shaft, and may be, for example, a structure attached by a bendable L-shaped jig.

[0014]

As described above, according to the present invention, according to the present invention, a sliding member for opening and closing the opening / closing lid, a lever for engaging the opening / closing lid with the main body, and a first attachment for urging the sliding member. By integrally forming a biasing member and a biasing member for biasing the opening / closing lid to open, the number of components of the switching device is reduced,
Facilitates the assembly process. Accordingly, the cost is reduced and the maintenance is facilitated.

[Brief description of the drawings]

FIG. 1 is a perspective view of an embodiment of a disc player to which a lid opening / closing device according to the present invention is applied.

FIG. 2 is a partial plan view of the disc player shown in FIG.

3A and 3B are diagrams showing a main part of a lid opening / closing device in the disc player shown in FIG. 2, wherein FIG. 3A is a sectional view taken along the line AA of FIG. 2, and FIG. FIG. 3C is a cross-sectional view taken along the line CC of FIG. 2.

FIG. 4 is a perspective view of a main part of the disc player shown in FIG. 2 excluding a part of a lid opening / closing device.

FIG. 5 is a perspective view of a main part of a disk player using a conventional lid opening / closing device excluding a part of the disk player.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Open button (sliding body) 3 Lock lever (engagement lever) 4 Opening / closing lid push-up spring (second biasing member) 5 Push spring (first biasing member) 6 Holding claw (engagement lever) 100 Disk player 105 opening / closing lid 110 opening / closing device

Claims (1)

(57) [Claims] 1. An opening / closing device for a disc player having an openable / closable lid attached to a main body so as to be openable / closable, wherein an engaging lever engages with the openable / closable lid when the openable / closing lid is closed, A sliding body capable of disengaging the opening and closing lid,
A first urging member that engages the main body and urges the sliding body so that the engagement lever can engage the opening / closing lid; and a first urging member that engages with the opening / closing lid and urges the opening / closing lid to open. (2) A lid opening / closing device for a disc player, wherein the biasing member and the biasing member are integrally formed.