JP3674506B2 - Recording medium mounting device - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a recording medium mounting apparatus configured to mount two recording media individually.
[0002]
[Prior art]
For example, a digital camera is configured to store photographed image data in a recording medium loaded. This type of recording medium has different forms called compact flash, microdrive (thicker than compact flash) or smart media (thinner and smaller than compact flash) as means for storing captured image data. There are several types of card-like recording media.
Since there are a plurality of different types of card-like recording media, a recording medium mounting apparatus having a first insertion portion into which a compact flash is inserted and a second insertion portion into which smart media is inserted has been developed. Has been.
[0003]
In the conventional recording medium mounting apparatus, the first insertion part into which the first card-like recording medium is inserted and the second insertion part into which the second card-like recording medium is inserted are arranged so as to overlap in the vertical direction. Has been.
Further, in the recording medium mounting apparatus into which the above two types of card-like recording media are individually inserted, for example, this type of external storage unit is incorporated in an external storage unit connected to a personal computer or the like. In order to reduce the cost, an LSI is also used. Therefore, data cannot be read from or written to two types of card-shaped recording media at the same time, and signals can be transmitted / received to / from only one of the card-shaped recording media.
[0004]
Therefore, in the recording medium mounting apparatus, in order to prevent two types of card-like recording media from being inserted at the same time, the card-like recording medium is inserted into either the first insertion portion or the second insertion portion. And a simultaneous mounting preventing mechanism for preventing the card-like recording medium from being inserted into the other insertion portion.
In this simultaneous mounting preventing mechanism, the swing member is provided so as to be swingable between the first insertion portion and the second insertion portion, and either the first insertion portion or the second insertion portion is provided. When the card-like recording medium is inserted, the swinging member is pressed by the card-like recording medium and swings toward the other insertion portion to close the other insertion portion.
[0005]
This prevents the card-like recording medium from being inserted into the other insertion portion, so that two types of card-like recording media can be prevented from being inserted simultaneously.
[0006]
[Problems to be solved by the invention]
However, in the conventional recording medium mounting apparatus, since the first insertion portion and the second insertion portion are arranged so as to overlap in the vertical direction, the dimension in the height direction is increased and the thickness can be reduced. was difficult.
[0007]
Further, in the conventional recording medium mounting apparatus, the swing member of the simultaneous mounting preventing mechanism is provided so as to swing between the first insertion portion and the second insertion portion. For example, the first insertion portion When the insertion portion and the second insertion portion are provided in parallel in the left-right direction, each insertion portion extends in the left-right direction, so that the turning radius of the swing member increases, and the connector mounting position is retracted accordingly. There must be.
For this reason, the conventional recording medium mounting apparatus has a problem that the installation space for the swing member becomes large and the apparatus cannot cope with downsizing.
[0008]
Accordingly, an object of the present invention is to provide a recording medium mounting apparatus that solves the above-described problems.
[0009]
[Means for Solving the Problems]
In order to solve the above problems, the present invention has the following features .
[0010]
According to the first aspect of the present invention, the first mounting portion on which the first recording medium is mounted and the second mounting portion on which the second recording medium is mounted are arranged in parallel in the horizontal direction. A simultaneous mounting prevention mechanism is provided for preventing mounting of the other recording medium when either the first recording medium or the second recording medium is mounted on the mounting section and the second mounting section. In the recording medium mounting apparatus, the simultaneous mounting preventing mechanism includes a first projecting portion and a second projecting portion integrally provided on a shaft that is horizontally mounted on the first mounting portion and the second mounting portion. The rotation of the projecting portion is restricted by the insertion of the first recording medium, and the second projecting portion is held at a position where the mounting of the second recording medium is prevented, and the second projecting portion is the second recording medium. by pressing has been rotated in, der those for rotating the first projecting portion in a position that prevents the mounting of the first recording medium .
[0011]
Therefore, it is possible to prevent the first recording medium and the second recording medium from being simultaneously mounted with a small number of parts, and the installation space can be reduced, so that it can be easily attached to a narrow space .
[0012]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, an embodiment of the present invention will be described with reference to the drawings.
FIG. 1 is a perspective view showing an external storage unit to which an embodiment of a recording medium mounting apparatus according to the present invention is applied.
[0013]
As shown in FIG. 1, the external storage unit 10 is configured so that three types of recording media can be mounted in the same housing 12. The insertion port 14 and the second insertion port 16 are arranged side by side. Thus, since the 1st insertion port 14 and the 2nd insertion port 16 are arranged in parallel, thickness reduction of the whole device is attained rather than the case where it piles up and down. In addition, a third insertion port 18 is provided in the lower part of the front surface 12 a of the housing 12.
[0014]
Inside each of the insertion openings 14, 16, 18 there is provided a mounting device (not visible in FIG. 1) for mounting the inserted recording medium. Further, the insertion openings 14, 16, and 18 have different width dimensions and height dimensions, and are formed in dimensions according to the shape of the recording medium to be inserted.
[0015]
In the present embodiment, for example, the first insertion slot 14 is formed in a shape corresponding to the width dimension and height dimension of a card-like recording medium called smart media, and the second insertion slot 16 is a compact flash. Alternatively, the third insertion port 18 is formed in a size corresponding to the width and height of a card-like recording medium called a microdrive, and the third insertion port 18 has a width and a width of a cartridge containing a flexible magnetic disk. It is formed in a dimension shape corresponding to the height dimension.
Eject buttons 20 and 22 protrude from the sides of the second insertion port 16 and the third insertion port 18.
[0016]
Next, the recording medium mounting device 23 provided inside the first insertion port 14 and the second insertion port 16 will be described.
FIG. 2 is a perspective view showing the configuration of the recording medium mounting device 23.
[0017]
As shown in FIG. 2, the recording medium mounting device 23 includes a first mounting portion 27 into which the first card-like recording medium 26 inserted from the first insertion port 14 is mounted, and a second insertion port. The second mounting portion 29 on which the second card-like recording medium 28 inserted from 16 is mounted, and the recording medium inserted first among the two types of recording media can be mounted and inserted later. And a simultaneous mounting preventing mechanism 30 for preventing the recording medium from being inserted and preventing two types of recording media from being simultaneously mounted.
[0018]
The simultaneous mounting preventing mechanism 30 includes a stopper member 32 laid horizontally above the first mounting portion 27 and the second mounting portion 29, and a torsion spring 34 that biases the stopper member 32. The stopper member 32 includes a shaft 36 that is horizontally mounted in the left-right direction (C and D directions), a first projecting portion 38 that projects so as to face the first insertion port 14, and a second insertion port. A second projecting portion 40 projecting so as to face 16 is integrally formed. Therefore, the simultaneous mounting preventing mechanism 30 requires fewer parts and requires less installation space than the case where the stopper member 32 is provided separately for the first mounting portion 27 and the second mounting portion 29. It is possible to cope with downsizing of the apparatus.
[0019]
The stopper member 32 is rotatably supported by bearings formed on the side walls of a casing (not shown in FIG. 2) whose both ends 36a and 36b of the shaft 36 are described later, and the intermediate portion 36c is a casing. It is supported by a shaft support 42 fixed to the top plate of the body.
[0020]
Further, the first mounting portion 27 has a first connector 44 to which the electrode of the first card-like recording medium 26 is connected. The second mounting portion 29 has a second connector 46 to which the electrode of the second card-like recording medium 28 is connected. The connectors 44 and 46 are formed in a flat plate shape and are attached on the printed circuit board 47.
[0021]
3A and 3B are views showing the configuration of the stopper member 32, where FIG. 3A is a front view, FIG. 3B is a plan view, FIG. 3C is a left side view, and FIG.
As shown in FIGS. 3A to 3D, the stopper member 32 protrudes in different directions when the first protrusion 38 and the second protrusion 40 are viewed from the side. When the second projecting portion 40 is in the hanging direction so as to close the second insertion port 16, the angle of the projecting direction is shifted so that the first projecting portion 38 faces the horizontal direction. .
[0022]
The stopper member 32 has support portions 36d and 36e supported by the shaft support 42 at an intermediate portion 36c of the shaft 36, and has a large-diameter flange portion 36f between the support portions 36d and 36e. The flange portion 36f is regulated so as not to contact the shaft support 42 and move in the axial direction (C, D direction).
[0023]
Further, the second projecting portion 40 has a spring latching portion 40a projecting from one end of the torsion spring 34 on the right side surface. The stopper member 32 is urged clockwise by the spring force of the torsion spring 34 when viewed from the right side. Therefore, the second protrusion 40 is always held at a position that closes the second insertion slot 16 when the second card-like recording medium 28 is not attached.
[0024]
FIG. 4 is a front view showing a state where the stopper member 32 is attached.
As shown in FIG. 4, the stopper member 32 is supported by the housing 12 formed so as to cover the upper side of the recording medium mounting device 23. That is, the stopper member 32 is rotatably supported by fitting both end portions 36a, 36b of the shaft 36 to bearing portions 12c, 12d formed on the side walls 12a, 12b of the housing 12. Further, the shaft 36 of the stopper member 32 is rotatably held by a shaft support 42 having an intermediate portion 36 c fixed to the top plate 12 e of the housing 12.
[0025]
The shaft support 42 holds the flange 36f protruding from the intermediate portion 36c of the shaft 36 so as to be sandwiched from the left and right directions, so that the shaft 36 can be pivotally supported and the movement in the axial direction can be restricted. it can.
[0026]
5A and 5B are diagrams showing the configuration of the shaft support 42, where FIG. 5A is a plan view, FIG. 5B is a front view, FIG. 5C is a side view, and FIG.
[0027]
As shown in FIGS. 5A to 5D, the shaft support 42 is inserted through the mounting base 42 a fixed to the mounting base 12 f provided on the top plate 12 e of the housing 12 and the mounting screw 50. The insertion hole 42b, a pair of arm portions 42c, 42d extending in the horizontal direction (B direction) from the mounting base 42a, a groove 12e formed between the pair of arm portions 42c, 42d, and a mounting base 12f project. And a hole 42g into which the position regulating pin 12g is fitted.
[0028]
The support portions 36d and 36e of the intermediate portion 36c of the stopper member 32 are placed on and supported by the pair of arm portions 42c and 42d of the shaft support 42. Further, the flange portion 36f of the intermediate portion 36c of the stopper member 32 is rotatably supported by fitting in a groove 12e formed between the pair of arm portions 42c and 42d, and the side surfaces of the arm portions 42c and 42d. The movement in the axial direction is restricted by abutting against.
[0029]
FIGS. 6A to 6C are views for explaining the attachment procedure of the stopper member 32.
[0030]
As shown in FIG. 6A, in the procedure (1), the left end 36a of the shaft 36 of the stopper member 32 is inserted in the bearing 12c formed on the side wall 12a of the housing 12 in the left direction ( (C direction).
[0031]
As shown in FIG. 6B, in step (2), the shaft 36 of the stopper member 32 is moved in the right direction (D direction), and the right end 36b is formed on the side wall 12b of the housing 12. Insert into the part 12d. Subsequently, the shaft support 42 is brought into contact with the intermediate portion 36c of the stopper member 32, the support portions 36d and 36e of the intermediate portion 36c are placed on the pair of arm portions 42c and 42d of the shaft support 42, and the flange portion 36f is It fits into the groove 12e.
[0032]
As shown in FIG. 6C, in step (3), the mounting screw 50 is inserted into the shaft support 42 that is in contact with the intermediate portion 36c of the stopper member 32, and is provided on the top plate 12e of the housing 12. The shaft support 42 is fixed to the mounting base 12f by screwing into the mounting base 12f.
[0033]
As described above, the stopper member 32 can be easily attached only by fixing the shaft support 42 with the attachment screw 50 after the both end portions 36a and 36b of the shaft 36 are inserted into the bearing portions 12c and 12d.
[0034]
FIG. 7 is a side view of the stopper member 32 as viewed from the right side.
[0035]
As shown in FIG. 7, since the stopper member 32 is urged clockwise by the torsion spring 34 (E direction), when the second card-like recording medium 28 is not mounted, the first member The upper surface of the protruding portion 38 comes into contact with and stops at a step portion 12 h formed on the inner wall of the housing 12. Therefore, when the second card-like recording medium 28 is not attached, the first protrusion 38 is located above the first insertion port 14, and the second protrusion 40 is the second insertion It is held at a position to close the mouth 16. Therefore, the second insertion port 16 is closed by the second protrusion 40 so that dust does not enter the second connector 46.
[0036]
Here, the operation of the recording medium mounting apparatus 23 configured as described above will be described.
[0037]
FIG. 8 is a perspective view showing a state in which the second card-like recording medium 28 is first attached. FIG. 9 is a perspective view showing a state in which the first card-like recording medium 26 is first attached. 10A and 10B are views showing the operation of the stopper member 32, where FIG. 10A is a side view before the operation, FIG. 10B is a side view showing a state in which the second card-like recording medium 28 is mounted first, and FIG. ) Is a side view showing a state in which the first card-like recording medium 26 is first attached.
[0038]
As shown in FIG. 8 and FIGS. 10A and 10B, when the second card-shaped recording medium 28 is first mounted on the second mounting portion 29, the stopper member 32 becomes the second protruding portion. 40 is pressed by the insertion side end of the second card-like recording medium 28 and rotates counterclockwise (F direction).
[0039]
As described above, when the stopper member 32 rotates counterclockwise (F direction), the first protrusion 38 rotates to a position where the first insertion port 14 is closed. Therefore, if the first card-shaped recording medium 26 is inserted into the first insertion slot 14 with the second card-shaped recording medium 28 mounted in the second mounting portion 29, the first card-shaped recording medium The insertion side end of the medium 26 abuts against the first protrusion 38 and insertion is prevented.
[0040]
Accordingly, in the recording medium mounting device 23, the stopper member 32 rotates counterclockwise (F direction), thereby preventing two types of card-like recording media 26 and 28 from being mounted simultaneously.
[0041]
As shown in FIG. 9 and FIGS. 10A and 10C, when the first card-like recording medium 26 is first attached to the first attachment portion 27, the stopper member 32 becomes the first protruding portion. Since it is located above the insertion position of 38, it is in the same position as before insertion.
[0042]
As described above, when the first card-like recording medium 26 is inserted below the first protrusion 38, the stopper member 32 cannot rotate counterclockwise (F direction). Therefore, when the second card-shaped recording medium 28 is inserted into the second insertion slot 16 with the first card-shaped recording medium 26 mounted in the first mounting portion 27, the second card-shaped recording medium 28 is inserted. The insertion-side end portion of the first contact portion abuts against the second projecting portion 40 to prevent insertion.
[0043]
Therefore, in the recording medium mounting device 23, when the first card-like recording medium 26 is attached to the first attachment part 27, the first protrusion 38 comes into contact with the upper surface of the first card-like recording medium 26. Therefore, the stopper member 32 cannot be rotated counterclockwise (F direction), and the two types of card-like recording media 26 and 28 are prevented from being mounted simultaneously.
[0044]
In the above embodiment, it is configured so that three types of recording media can be mounted in the housing 12 of the external storage unit 10. However, the present invention is not limited to this, and other types of recording media other than the recording media described in the above embodiments may be used. Of course, the present invention can be applied to a configuration in which a recording medium is mounted.
[0045]
In addition, the external storage unit 10 has a configuration in which a magnetic disk cartridge can also be mounted.
FIG. 11 is a perspective view showing a modification.
As shown in FIG. 11, the modified external storage unit 52 is configured such that only one of two types of card-like recording media 26 and 28 can be mounted in the same casing 54. A first insertion port 14 and a second insertion port 16 are arranged side by side on the front surface 54a of the body 54. Thus, since the 1st insertion port 14 and the 2nd insertion port 16 are arranged in parallel, thickness reduction of the whole device is attained rather than the case where it piles up and down.
[0046]
In the above embodiment, the case where two types of card-like recording media 26 and 28 having different dimensional shapes are mounted is described as an example. However, the present invention is not limited to this, and a recording medium other than the card-like recording medium is mounted. Of course, it can also be applied to the apparatus.
In the above embodiment, the case where two types of card-like recording media 26 and 28 having different dimensional shapes are mounted is described as an example. However, the present invention is not limited to this, and two recording media having the same shape are mounted. Of course, the present invention can also be applied to a configured apparatus.
[0047]
【The invention's effect】
As described above , according to the first aspect of the present invention, the first projecting portion and the second projecting portion are integrally provided on the shaft horizontally mounted on the first mounting portion and the second mounting portion. The rotation of the first protrusion is restricted by the insertion of the first recording medium, and the second protrusion is held at a position that prevents the second recording medium from being mounted. The first recording medium and the second recording medium are mounted at the same time to rotate the first protrusion to a position that prevents the first recording medium from being mounted by rotating by being pressed by the recording medium. Can be prevented.
[0048]
In addition, it is possible to prevent the first recording medium and the second recording medium from being mounted simultaneously with a small number of parts .
[0049]
Further, the installation space is small, and it can be easily installed in a narrow space .
[Brief description of the drawings]
FIG. 1 is a perspective view showing an external storage unit to which an embodiment of a recording medium mounting apparatus according to the present invention is applied.
FIG. 2 is a perspective view showing a configuration of a recording medium mounting device 23. FIG.
3A and 3B are diagrams showing a configuration of a stopper member 32, where FIG. 3A is a front view, FIG. 3B is a plan view, FIG. 3C is a left side view, and FIG.
FIG. 4 is a front view showing an attached state of the stopper member 32. FIG.
5A is a plan view, FIG. 5B is a front view, FIG. 5C is a side view, and FIG. 5D is a longitudinal cross-sectional view showing an attached state.
6 is a view for explaining a procedure for attaching a stopper member 32. FIG.
7 is a side view of the stopper member 32 as viewed from the right side. FIG.
FIG. 8 is a perspective view showing a state in which the second card-shaped recording medium 28 is mounted first.
FIG. 9 is a perspective view showing a state in which the first card-shaped recording medium 26 is mounted first.
10A and 10B are views showing the operation of the stopper member 32, where FIG. 10A is a side view before the operation, and FIG. 10B is a side view showing a state in which the second card-like recording medium 28 is first attached; C) is a side view showing a state in which the first card-shaped recording medium 26 is first mounted.
FIG. 11 is a perspective view showing a modification.
[Explanation of symbols]
10, 52 External storage units 12, 54 Housing 14 First insertion slot 16 Second insertion slot 18 Third insertion slot 23 Recording medium loading device 24 Simultaneous loading prevention mechanism 26 First card-shaped recording medium 27 First Mounting portion 28 second card-shaped recording medium 29 second mounting portion 30 simultaneous mounting preventing mechanism 32 stopper member 34 torsion spring 36 shaft 38 first protrusion 40 second protrusion 42 shaft support 44 first connector 46 Second connector

Claims (1)

A first mounting portion on which the first recording medium is mounted and a second mounting portion on which the second recording medium is mounted are juxtaposed in the horizontal direction.
Simultaneously preventing mounting of the other recording medium when either the first recording medium or the second recording medium is mounted on the first mounting section and the second mounting section. In a recording medium mounting apparatus provided with a mounting prevention mechanism,
The simultaneous wearing prevention mechanism is
A shaft horizontally mounted on the first mounting portion and the second mounting portion;
A first projecting portion formed integrally with the shaft and projecting to a position spaced apart from the first recording medium mounted on the first mounting portion;
A second protrusion formed integrally with the shaft and contacting the second recording medium mounted on the second mounting portion;
The rotation of the first protrusion is restricted by the insertion of the first recording medium, and protrudes at an angle that rotates the second protrusion to a position that prevents the second recording medium from being mounted. Provided as
The second projecting portion is rotated by being pressed by the insertion of the second recording medium and thereby pivoting the first projecting portion to a position that prevents the first recording medium from being mounted. A recording medium mounting apparatus, wherein the recording medium mounting apparatus is provided so as to protrude .

Images