WO2006106648A1

WO2006106648A1 - Opening/closing device and record medium reproducing device

Info

Publication number: WO2006106648A1
Application number: PCT/JP2006/306234
Authority: WO
Inventors: Masashi Kawamoto
Original assignee: Pioneer Corporation
Priority date: 2005-03-30
Filing date: 2006-03-28
Publication date: 2006-10-12
Also published as: CN101147199A; JP4598063B2; JPWO2006106648A1; CN101147199B

Abstract

Provided are an opening/closing device which can prevent dirt and dusts from entering through a loading slot and a record medium reproducing device provided with the opening/closing device. A CD player (1) is provided with a device main body, a front panel (5), and the opening/closing device (3). The device main body is provided with a flat box-shaped case. The front panel (5) is provided with the loading slot (9) and is attached to the case. The opening/closing device (3) is provided with an opening/closing shutter (10), an opening/closing cover (11) and a link mechanism (12). The opening/closing shutter (10) freely slides over a closing position where the loading slot (9) is closed and an opening position where the loading slot (9) is opened. The opening/closing cover (11) is provided outside the opening/closing shutter (10), and is freely displaced over the closing position where the loading slot (9) is closed and an exposing position where the loading slot (9) is exposed. The link mechanism (12) interlocks the opening/closing shutter (10) with the opening/closing cover (11).

Description

Specification

Opening / closing device and recording medium reproducing device

Technical field

TECHNICAL FIELD [0001] The present invention relates to an opening / closing device for opening / closing an insertion port for inserting / removing a recording medium such as a CD player or a CD changer, and a recording medium reproducing device including the opening / closing device.

Background art

[0002] Various car audios such as a Compact Disc (hereinafter referred to as CD) player as a recording medium playback device are mounted on an automobile. The above-described CD player accommodates a CD as a recording medium, and reproduces information recorded on the CD in accordance with a command from the vehicle occupant. Then, the reproduced information is output as a powerful sound such as a car audio speaker.

[0003] A front case of a CD player as a recording medium playback device described above is provided with an insertion slot for allowing a CD to be taken in and out. Further, the CD player described above includes a playback unit that clamps a CD as a recording medium and plays back information from the CD. In the vicinity of the insertion slot of a conventional CD player, a non-woven fabric is stuck so as to close the insertion slot. The nonwoven fabric is, of course, provided with a notch through which the CD can be passed.

[0004] A conventional CD player uses the above-described nonwoven fabric to prevent dust and dirt from entering through the insertion opening. Further, in the conventional CD player, in order to prevent a plurality of CDs from being inserted at a time, a shatter is provided in the above-described playback unit.

Disclosure of the invention

Problems to be solved by the invention

[0005] The above-described conventional recording medium playback device such as a CD player is required to have a higher function, and the electronic components to be configured have a higher density. As the density of electronic components increases, the recording medium playback device increases in the amount of heat generated, and a cooling device such as a fan may be built in for cooling. As described above, when the blower is built in, even if a non-woven fabric is pasted so as to close the insertion port as described above, dust or dust is passed through the insertion port between the nonwoven fabric and the insertion port. Absorbs dust.

[0006] In addition, in the shirter attached to the above-described reproducing apparatus, the shirter is spaced from the front case, and thus the force such as the distance also sucks dust or dust. As described above, the opening / closing device that opens and closes the insertion port of the conventional recording medium reproducing device has a force that cannot prevent dust or dust from entering through the insertion port.

An object of the present invention is to provide, for example, an opening / closing device that can prevent dust and dust from entering through an insertion port, and a recording medium reproducing device including the opening / closing device.

Means for solving the problem

In order to solve the above problems and achieve the object, the opening / closing device of the present invention according to claim 1 is an opening / closing device for opening / closing an insertion port for inserting / removing a recording medium, wherein the insertion port is A covering body, a lid body that is displaceable over a position and an exposure position that exposes the insertion opening, a closing position that covers the entire insertion opening according to the displacement of the lid, and the insertion opening is opened. Brief description of the drawings, characterized in that a shatter member is provided that is movable over an open position.

FIG. 1 is a perspective view of a CD player provided with an opening / closing device that is powerful in the first embodiment of the present invention.

2 is a front view of the front panel of the CD player shown in FIG.

3 is a rear view of the front panel shown in FIG.

FIG. 4 is a sectional view taken along line IV—IV in FIG.

FIG. 5 is a cross-sectional view taken along line V—V in FIG.

FIG. 6 is a cross-sectional view taken along line VI—VI in FIG.

FIG. 7 is a sectional view taken along line VII-VII in FIG.

FIG. 8 is a front view showing a state in which the opening / closing lid attached to the front panel shown in FIG. 2 is positioned at the exposed position.

FIG. 9 is a sectional view taken along line IX-IX in FIG.

FIG. 10 is a cross-sectional view taken along line XX in FIG.

FIG. 11 is a sectional view taken along line XI—XI in FIG. FIG. 12 is a sectional view taken along the line ΧΙΙ-ΧΙΙ in FIG.

FIG. 13 is a cross-sectional view showing a main part of a switchgear according to a second embodiment of the present invention.

14 is a cross-sectional view showing a state where the opening / closing lid of the opening / closing device shown in FIG. 13 is positioned at the exposed position.

Explanation of symbols

[0010] 1 CD player (recording medium playback device)

2 CD (recording medium)

3 Switchgear

5 Front panel (front case)

7 Reproduction unit (reproduction means)

9 Entrance

10 Opening and closing shirt

11 Open / close lid (lid)

12 Link mechanism

20 First rack (first mating member)

21 Link gear (link coupling member)

22 Second rack (second mating member)

24 Gear (1st mating member)

25 Link gear (link coupling member)

26 racks (second mating member)

BEST MODE FOR CARRYING OUT THE INVENTION

Hereinafter, a switchgear according to an embodiment of the present invention will be described. An opening / closing device according to an embodiment of the present invention includes a cover that covers an insertion port, a movable shatter member that is movable according to the displacement of a lid that is displaceable over a position and an exposed position that exposes the insertion port, By blocking the entire insertion slot at the position where the shatter material is blocked, dust or dust can be prevented from entering through the insertion slot.

[0012] The opening / closing device may include a link mechanism that opens and closes the insertion port with the shirter member in conjunction with the lid. [0013] Further, the link mechanism is contained in both the first mating member attached to the lid, the second mating member attached to the shirter member, and the first and second mating members. A matching link coupling member.

Example 1

Hereinafter, an opening / closing device and a recording medium reproducing device according to a first embodiment of the present invention will be described with reference to FIG. 1 or FIG.

A CD player 1 as a recording medium playback device shown in FIG. 1 or the like is mounted on an automobile instrument panel as a moving body, for example. A CD player 1 accommodates a Compact Disc (hereinafter referred to as a CD) 2 (shown in FIGS. 10 and 11) as a recording medium, and stores information stored in the CD 2 in accordance with a command from the vehicle occupant. Reproduce. The reproduced information is output as sound from the speaker.

As shown in FIG. 1, the CD player 1 includes a device main body 4, a front panel 5 as a front case attached to the device main body 4, and an opening / closing device 3 that works on the first embodiment of the present invention. It is equipped with. The direction parallel to the surface of CD2 and the direction in which CD2 is taken in and out of the device body 4 is defined as depth direction Y, the direction parallel to the surface of CD2 and perpendicular to depth direction Y is defined as width direction X, and the CD2 The thickness direction Z is defined as the direction in which the surface, the depth direction Y, and the width direction X are all orthogonal.

[0017] The device main body 4 includes a housing 6, a playback unit 7 (shown in FIG. 5 and the like) serving as playback means housed in the housing 6, and a transport means (not shown) housed in the housing 6. As a transport unit. The housing 6 is made of synthetic resin and forms the outer shell of the device body 4, that is, the CD player 1. The housing 6 is formed in a flat box shape. On the front side in FIG. 1 of the housing 6, an opening that communicates the inside and outside of the housing 6 is provided.

[0018] The playback unit 7 is inserted into the apparatus main body 4, that is, the CD player 1, clamps the CD2, and reads information on the CD2 (that is, plays back information stored in the CD2). In other words, playback unit 7 plays back CD2 transported by the transport unit. The transport unit puts CD2 into and out of the device body 4, that is, the housing 6. In other words, the transport unit transports the CD 2 inserted through the insertion port 9.

[0019] The front panel 5 is made of a synthetic resin, and the housing 6 or the device main body 4 in the middle of FIG. It is attached to the front part of the housing 6 so as to close the opening located on the front side. The front panel 5 forms an outer shell of the CD player 1 when attached to the housing 6 of the device body 4.

[0020] As shown in FIGS. 2 and 3, the front panel 5 is formed in a substantially rectangular planar shape. The front panel 5 is provided with a central recess 8. The central recess 8 is provided at the center of the front panel 5. The central recess 8 is formed to be recessed from the outer surface of the outer edge of the front panel 5. When the front panel 5 is attached to the housing 6, the central recess 8 is exposed to the housing 6, that is, the front surface of the device body 4.

[0021] As shown in FIG. 8, an insertion port 9 is opened in the central recess 8. The insertion port 9 penetrates the front panel 5 and is formed in a flat shape whose longitudinal direction is along the width direction X of the device body 4. That is, the longitudinal direction of the inlet 9 is along the width direction X of the CD player 1.

The insertion port 9 is formed such that the width along the thickness direction Z of the CD player 1 is larger than the thickness of the CD 2 and the width along the width direction X of the CD player 1 is larger than the diameter of the CD 2.揷 Inlet 9 can pass CD2 inside.揷 Inlet 9 allows CD2 to pass in and out of device body 4 of CD player 1 by passing CD2 inside.

As shown in FIGS. 4 to 6 and FIGS. 9 to 11, the opening / closing device 3 includes an opening / closing shirt 10 as a shirt member disposed on the back side of the device body 4 with respect to the front panel 5, and the front panel 5. In addition, an opening / closing lid 11 serving as a lid disposed outside the device body 4, that is, on the front side, and a link mechanism 12 (shown in FIG. 3) are provided.

[0024] The open / close shirt 10 is made of a synthetic resin and has a flat plate shape. The open / close shutter 10 has a rectangular planar shape. The open / close shirt 10 has a longitudinal direction arranged parallel to the width direction X of the device main body 4 and can slide on the front panel 5 along the thickness direction Z of the device main body 4, that is, the CD player 1, by a positioning mechanism 15 described later. It is supported by.

[0025] The opening / closing shirt 10 is slid along the thickness direction Z, thereby closing the entire insertion slot 9 described above (shown in FIG. 4 and FIG. 6) and opening the entire insertion slot 9 described above. It can be moved to the open position (shown in Figs. 9 to 11). When the opening / closing shirt 10 is positioned at the closing position, the opening / closing shirt 10 is overlaid on the back surface of the device body 4 of the front panel 5. The entire circumference of the inner edge of the ridge entrance 9 comes into contact. In the illustrated example, the opening / closing shirt 10 slides downward along the thickness direction Z of the apparatus body 4, that is, the CD player 1, when it is displaced from the closing position toward the opening position.

The open / close lid 11 is located on the opposite side of the open / close shirt 10 across the insertion slot 9. As shown in FIG. 7 and FIG. 12, the opening / closing lid 11 is made of a synthetic resin and is disposed on the back side of the device body 4 of the lid body 13 and the lid body 13 exposed on the front surface of the CD player 1. And slide chassis 14. The lid body 13 is formed in a flat plate shape (bar shape). The lid body 13, that is, the opening / closing lid 11 is located on the outer side (front side) of the CD player 1 with respect to the front panel 5, that is, the opening / closing shirter 10.

The lid body 13, that is, the open / close lid 11 is provided on the front panel 5 so as to be slidable along the thickness direction Z of the device body 4, that is, the CD player 1. That is, the lid main body 13 and the opening / closing lid 11 are attached (provided) to the front panel 5 so as to be slidable in the same direction as the sliding direction of the opening / closing shirt 10.

[0028] The lid body 13 and the opening / closing lid 11 are slid along the thickness direction Z described above, so that FIG. 6, the cover and the position accommodated in the above-described central recess 8 shown in FIG. 6 and covering the entire insertion port 9, and the entire insertion port 9 shown in FIG. 9 and FIG. It is displaced over the exposed position that is exposed to the outside. In other words, the open / close lid 11 is provided so as to be freely displaceable between the covering position and the exposed position (attached to the front panel 5). In the illustrated example, the lid body 13 and the opening / closing lid 11 slide downward and forward along the thickness direction Z of the device body 4, that is, the CD player 1 when the covering position force is also displaced toward the exposed position. To do.

[0029] The slide chassis 14 is formed of a thin sheet metal and is formed in a flat plate shape. The slide chassis 14 is attached to the lid body 13 so as to overlap the surface of the lid body 13 located on the back side of the device body 4. The slide chassis 14 is attached to the lid body 13 so as to be slidable in the thickness direction Z of the device body 4, that is, in the same direction as the sliding direction of both the opening / closing shirt 10 and the opening / closing lid 11.

Further, a positioning mechanism 15 is attached to the slide chassis 14. As shown in FIGS. 7 and 12, the positioning mechanism 15 includes a pair of slide holes 16 and a pair of mounting bolts. And a pair of link members 18 and a spring 19 as urging means.

The slide hole 16 penetrates the slide chassis 14. The slide holes 16 are provided at both ends in the longitudinal direction of the slide chassis 14. In other words, the pair of slide holes 16 are spaced apart from each other along the width direction X of the device body 4, that is, the CD player 1. The slide hole 16 extends linearly along the thickness direction Z of the device body 4, that is, the CD player 1, that is, along the sliding direction of the lid body 13 and the opening / closing lid 11!

[0032] The pair of mounting bolts 17 are arranged along the width direction X of the device body 4 with a space therebetween. As shown in FIGS. 5 and 10, the mounting bolt 17 has a head located on the back side of the device body 4 with respect to the front panel 5, and a screw (shaft) portion that penetrates the front panel 5 and covers the lid 11. It is arranged in a state of protruding to the main body 13 side (that is, the front side). The threaded portion of the mounting bolt 17 is located in the central recess 8. The threaded portions of the pair of mounting bolts 17 are arranged at positions where the slot 9 is positioned between each other along the width direction X of the apparatus body 4, that is, the CD player 1.

The thread portion of the mounting bolt 17 has entered the slide hole 16. A nut (not shown) is screwed into the threaded portion of the mounting bolt 17. One end of the link member 18 and the slide chassis 14 are positioned between the nut and the head. The mounting bolt 17 has a threaded portion that penetrates into the slide hole 16 so that the link member 18, the slide chassis 14, and the lid body 13, that is, the open / close lid 11 can be freely slid along the thickness direction Z described above. Attach to.

[0034] The pair of link members 18 are made of thin sheet metal and are formed in a rod shape. The link member 18 has a through hole through which the threaded portion of the mounting bolt 17 described above is passed at one end. The link member 18 is attached to the slide chassis 14, that is, the lid body 13 and the opening / closing lid 11 so as to be rotatable about one end. The pair of link members 18 are connected to each other at their other ends, and the other ends are connected to each other so as to be movable along the longitudinal direction of both.

[0035] The spring 19 is stretched between the other end portions of the pair of link members 18, and biases the pair of link members 18 in a direction to bring the other end portions closer to each other.

In the positioning mechanism 15 having the above-described configuration, the screw portion of the mounting bolt 17 moves in the slide hole 16 and the link member 18 rotates relative to the slide chassis 14 around the end portion. At the same time, the other end portions of the link member 18 rotate and slide to slide the slide chassis 14, that is, the opening / closing lid 11 with respect to the front panel 5. The positioning mechanism 15 makes the opening / closing lid 11 freely displaceable between the cover position and the exposure position described above.

[0037] Then, the positioning mechanism 15 covers the opening / closing lid 11 when the spring 19 biases the other end portions of the link members 18 closer to each other, and covers the opening / closing lid 11 when positioned at the position. When the opening / closing lid 11 is positioned at the exposed position, the opening / closing lid 11 is positioned at the exposed position. Further, when the open / close lid 11 is displaced over the cover position and the exposed position, the slide chassis 14 naturally slides along the thickness direction Z with respect to the open / close lid 11.

In the illustrated example, when the opening / closing lid 11 is positioned at the cover position, as shown in FIG. 7, the threaded portion of the mounting bolt 17 is located within the lower end portion of the slide hole 16, and the slide chassis 14 is Located at the bottom dead center of the movement range for 13. When the opening / closing lid 11 is positioned at the exposed position, as shown in FIG. 12, the threaded portion of the mounting bolt 17 is positioned within the upper end portion of the slide hole 16, and the slide chassis 14 is dead in the range of movement relative to the lid body 13. Located at point.

[0039] As shown in Figs. 3, 4, and 9, the link mechanism 12 includes a first rack 20 as a first engagement member, a link gear 21 as a link engagement member, and a second engagement member. And a second rack 22.

The first rack 20 is provided at one end in the longitudinal direction of the slide chassis 14, that is, the opening / closing lid 11. That is, the first rack 20 is provided at one end in the width direction X of the device body 4, that is, the CD player 1. The first rack 20 is attached to the opening / closing lid 11 by being integrally provided at one end of the slide chassis 14. The longitudinal direction of the first rack 20 is parallel to the aforementioned thickness direction Z, that is, the sliding direction of the lid body 13 of the opening / closing lid 11.

[0041] The link gear 21 is rotatably attached to the surface of the front panel 5 located on the back side of the device body 4. The link gear 21 is provided at one end of the front panel 5 in the longitudinal direction. That is, the link gear 21 is provided at one end in the width direction X of the device body 4, that is, the CD player 1. The link gear 21 meshes with the first rack 20 described above.

The second rack 22 is provided at one end of the opening / closing shirter 10 in the longitudinal direction. That is, the second rack 22 is provided at one end portion in the width direction X of the apparatus body 4, that is, the CD player 1. Yes. The second rack 22 is attached to the open / close shirt 10 by being integrally provided at one end of the open / close shirt 10. The longitudinal direction of the second rack 22 is parallel to the aforementioned thickness direction Z, that is, the sliding direction of the lid body 13 of the opening / closing lid 11. The second rack 22 meshes with the link gear 21 described above.

[0043] In the link mechanism 12 described above, when the lid main body 13 of the opening / closing lid 11 is positioned at the cover position described above, the lower ends of the first rack 20 and the second rack 22 are engaged with the link gear 21. Yeah. Then, the opening / closing shirt 10 is positioned at the closing position described above.

Thereafter, when the cover body 13 is displaced by the cover position force toward the exposed position, the first rack 20 is displaced together with the cover body 13 and the link gear 21 is rotated. Then, the second rack 22 is displaced in the same direction as the first rack 20, and the opening / closing shirter 10 is displaced in the same direction as the lid body 13, that is, the opening / closing lid 11. When the lid body 13, that is, the open / close lid 11 is positioned at the exposed position, the open / close shirt 10 is positioned at the open position.

In this way, the link mechanism 12 positions the opening / closing shirt 10 at the closing position when the opening / closing lid 11 is positioned at the covering position. In addition, the link mechanism 12 positions the opening / closing shirt 10 in the open position when the opening / closing lid 11 is in the exposed position. In this way, the opening / closing shirt 10 can move between the closing position and the opening position in accordance with the displacement of the opening / closing lid 11.

[0046] Further, in the opening / closing device 3 described above, the opening / closing lid 11, the opening / closing shirt 10 and the link mechanism 12 are attached to the front panel. That is, the opening / closing device 3 is attached (provided) to the front panel 5.

[0047] The CD player 1 described above positions the lid body 13 of the opening / closing lid 11 in the exposed position when the CD 2 is inserted into and removed from the apparatus body 4. Then, the opening / closing shirt 10 is positioned at the open position by the link mechanism 12, and the insertion port 9 communicates with the inside and outside of the device body 4. Then, the CD 2 is inserted into and removed from the device body 4 through the insertion slot 9.

[0048] Further, the CD player 1 positions the lid body 13 of the opening / closing lid 11 in the covering position when playing the CD 2 in the device main body 4. Then, the opening / closing shirt 10 is positioned at the closing position by the link mechanism 12, and the insertion port 9 is closed. Then, the insertion slot 9 is closed by both the opening / closing shirt 10 and the lid body 13 of the opening / closing lid 11. Dust and dust are prevented from entering the device body 4, that is, the CD player 1 through the insertion slot 9. [0049] According to the present embodiment, the opening / closing shirter 10 is slidably provided on the lid body 13 of the opening / closing lid 11, and the opening / closing shirter 10 closes the entire bag entrance 9 at the closing position. For this reason, by positioning the opening / closing shirt 10 at the closing position, it is possible to prevent dust and dirt from entering the CD player 1 through the insertion slot 9.

[0050] When the lid body 13 of the opening / closing lid 11 is located at the cover position, the opening / closing shirt 10 is located at the closing position, and when the lid body 13 of the opening / closing lid 11 is located at the exposed position, the opening / closing shirt 10 is located at the opened position. Thus, the opening / closing shirt 10 is opened and closed in conjunction with the lid body 13 of the opening / closing lid 11. When the lid body 13 of the opening / closing lid 11 is positioned at the exposure position where the insertion port 9 is exposed, the opening / closing shirt 10 is positioned at the open position and the insertion port 9 is opened. For this reason, the insertion slot 9 is opened simply by positioning the lid body 13 of the opening / closing lid 11 at the exposed position, and the CD 2 can be securely inserted into and removed from the CD player 1 through the insertion slot 9.

[0051] When the lid main body 13 of the opening / closing lid 11 is positioned at a covering position that covers the insertion port 9, the opening / closing shirt 10 is positioned at the closing position to block the entire insertion port 9. For this reason, the insertion slot 9 is blocked by the two members of the opening / closing shutter 10 and the lid body 13 of the opening / closing lid 11, and dust or dust enters the CD player 1 through the insertion slot 9. Can be surely prevented.

[0052] The link mechanism 12 includes a first rack 20 attached to the lid body 13 of the opening / closing lid 11, a second rack 22 attached to the opening / closing shutter 10, and the first rack 20 and the second rack 20. And a link gear 21 that fits both sides of the rack 22. Therefore, the link mechanism 12 can displace the lid main body 13 of the opening / closing lid 11 and the opening / closing shirter 10 in an interlocking manner with certainty.

[0053] Furthermore, since the CD player 1 includes the opening / closing device 3 described above, it is possible to reliably prevent dust or dust from entering through the tub entrance 9.

Example 2

Hereinafter, the opening / closing device and the recording medium reproducing device according to the second embodiment of the present invention will be described with reference to FIGS. 13 and 14. FIG. The same components as those in the first embodiment described above are denoted by the same reference numerals and description thereof is omitted.

In this embodiment, as shown in FIG. 13 and FIG. 14, the slide chassis 14 is attached to the lid body 13 of the opening / closing lid 11, and the lower end portion of the lid body 13 of the opening / closing lid 11 is used. Is provided with a rotating pin 23. The axis of the pivot pin 23 is the device body 4, that is, the CD player 1 It is parallel to the width direction X. The lid body 13 of the opening / closing lid 11 is rotated around a rotation pin 23 parallel to the width direction X of the device body 4, that is, the CD player 1, so that the cover position shown by the solid line in FIG. It is displaced over the exposure position.

[0056] In this embodiment, as shown in Figs. 13 and 14, the link mechanism 12 includes a gear 24 as a first engagement member, a link gear 25 as a link engagement member, and a second engagement member. And rack 26.

The gear 24 is provided at one end in the longitudinal direction of the lid body 13 of the opening / closing lid 11. That is, the gear 24 is provided at one end portion in the width direction X of the device body 4, that is, the CD player 1. The first gear is attached to the opening / closing lid 11 by being integrally provided at one end of the lid body 13 of the opening / closing lid 11. The gear 24 is coaxial with the rotation pin 23 that is the rotation center of the lid body 13 of the opening / closing lid 11 described above.

[0058] The link gear 25 is rotatably attached to the front panel 5. The link gear 25 is provided at one end of the front panel 5 in the longitudinal direction. That is, the link gear 25 is provided at one end in the width direction X of the device body 4, that is, the CD player 1. The rotation center of the link gear 25 is parallel to the rotation center of the gear 24, that is, the opening / closing lid 11. The link gear 25 meshes with the gear 24 described above.

The rack 26 is provided at one end in the longitudinal direction of the open / close shirt 10. That is, the rack 26 is provided at one end portion in the width direction X of the apparatus body 4, that is, the CD player 1. The rack 26 is attached to the opening / closing shirt 10 by being integrally provided at the end of the opening / closing shirt 10. The longitudinal direction of the rack 26 is parallel to the thickness direction Z described above. The rack 26 meshes with the link gear 25 described above.

[0060] In the link mechanism 12 described above, when the lid main body 13 of the opening / closing lid 11 is positioned at the cover position described above, the gear 24 and the link gear 25 are held together, and the lower end portion of the rack 26 is the link gear 25. Rub with each other. Then, the opening / closing shirt 10 is positioned at the closing position described above.

Thereafter, when the lid body 13 is displaced toward the covering position force exposure position, the gear 24 rotates together with the lid body 13 and the link gear 25 rotates. Then, the rack 26 is displaced in the thickness direction Z, and the opening / closing shirter 10 is displaced together with the rack 26. When the lid body 13, that is, the open / close lid 11 is positioned at the exposed position, the open / close shirt 10 is positioned at the open position. In this way, the link mechanism 12 positions the opening / closing shirt 10 at the closing position when the opening / closing lid 11 is positioned at the covering position. In addition, the link mechanism 12 positions the opening / closing shirt 10 in the open position when the opening / closing lid 11 is in the exposed position.

[0063] According to the present embodiment, as in the first embodiment described above, the opening / closing shirter 10 is slidably provided on the lid body 13 of the opening / closing lid 11, and the opening / closing shirter 10 is inserted at the closing position. Block the whole thing. For this reason, by positioning the opening / closing shirt 10 at the closing position, it is possible to prevent dust and the like from entering the CD player 1 through the insertion port 9.

In the embodiment described above, a CD player 1 that reproduces a CD 2 as a recording medium is shown as a recording medium reproducing device. However, the present invention may be applied to a recording medium playback apparatus that accommodates other recording media such as MD (Mini Disc) and DVD (Digital Versatile Disc) as recording media. The present invention may be applied to a recording medium playback device that stores a plurality of media.

In the first embodiment, the opening / closing lid 11 is slid, and in the second embodiment, the opening / closing lid 11 is rotated. However, in the present invention, the opening / closing lid 11 may be moved (displaced) variously to displace the opening / closing lid 11 between the closing position and the opening position.

Further, the link mechanism 12 is used to link the open / close lid 11 to the open / close shirt 10. However, in the present invention, the opening / closing lid 11 does not have to be interlocked with the opening / closing shirt 10. Further, in the present invention, as long as the opening / closing shirt 10 is provided, the opening / closing lid 11 may not be provided.

[0067] Further, in the present invention, the spring 19 as the biasing means may be constituted by a torsion bar (plate spring).

[0068] According to the above-described embodiment, the following opening / closing device 3 and CD player 1 are obtained.

(Supplementary note 1) Opening / closing device 3 for opening and closing the coffin inlet 9 for inserting / removing the CD 2, the cover covering the insertion port 9, and the displacement between the position and the exposed position exposing the insertion port 9 Open / close lid 11 that can be freely,

According to the displacement of the opening / closing lid 11, an opening / closing shirt 10 is provided which is movable between a closing position for closing the entire insertion opening 9 and an opening position for opening the insertion opening 9. Opening and closing device 3.

(Additional remark 2) The open / close lid 11 is located on the opposite side of the open / close shirt 10 across the insertion port 9;

A link mechanism 12 that positions the open / close shirt 10 in the closed position when the open / close lid 11 is in the cover position, and positions the open / close shirt 10 in the open position when the open / close lid 11 is in the exposed position;

The switchgear according to appendix 1, characterized by comprising:

(Appendix 3) The link mechanism 12 is

First joint members 20, 24 attached to the opening / closing lid 11, and

Link coupling members 21, 25 that mesh with the first coupling members 20, 24 and rotate when the opening / closing lid 11 is displaced between the covering position and the exposing position;

When the link engagement members 21, 25 are attached to the opening / closing shirter 10 and mesh with the link engagement members 21, 25, the opening / closing shirter 10 is displaced between the closing position and the opening position. The switchgear 3 according to supplementary note 2, characterized by comprising second coupling members 22 and 26 to be operated.

(Appendix 4) The switchgear 3 according to any one of appendices 1 to 3,

Insertion slot 9 for inserting and removing CD2,

A transport unit for transporting the CD2 inserted through the insertion port 9,

A reproduction unit 7 for reproducing the CD 2 conveyed by the conveyance unit;

A CD player characterized by comprising:

According to Supplementary Note 1, the opening / closing shirter 10 is slidably provided on the lid body 13 of the opening / closing lid 11, and the opening / closing shirter 10 closes the entire insertion port 9 at the closing position. For this reason, it is possible to prevent dust and dirt from entering the CD player 1 through the insertion slot 9 by positioning the opening / closing shirt 10 at the closed position.

It should be noted that the above-described embodiments are merely representative forms of the present invention, and the present invention is not limited to the embodiments. That is, various modifications can be made without departing from the scope of the present invention.

Claims

The scope of the claims

[1] An opening / closing device for opening / closing an insertion port for taking in / out a recording medium,

A cover that covers the insertion opening, and a lid that is displaced over a position and an exposure position that exposes the insertion opening;

An opening / closing apparatus comprising a shatter member that is movable in a closed position for closing the entire insertion port and an open position for opening the insertion port in accordance with the displacement of the lid.

[2] The lid is located on the opposite side of the shirt member across the insertion port,

A link mechanism that positions the shirter member in the closed position when the lid is in the cover position and positions the shirter member in the open position when the lid is in the exposed position;

The switchgear according to claim 1, further comprising:

[3] The link mechanism is

A first mating member attached to the lid;

A link coupling member that meshes with the first coupling member and rotates when the lid body is displaced between the covering position and the exposed position;

A second mating member attached to the shirter member and mating with the link mating member and displacing the shirter member between the closed position and the open position when the link mating member rotates;

The switchgear according to claim 2, further comprising:

[4] The switchgear according to any one of claims 1 to 3, and

An insertion slot for taking in and out the recording medium;

Conveying means for conveying the recording medium inserted through the insertion port;

Reproducing means for reproducing the recording medium conveyed by the conveying means;

A recording medium reproducing apparatus comprising: