JPH0617755Y2 - Disk storage case lock mechanism - Google Patents

Description

[Detailed Description of the Invention] [Industrial field of application] The present invention relates to a disk storage case locking mechanism suitable for use in a disk storage case for storing and storing compact disks, floppy disks and the like.

[Outline of device]

This invention is a disc storage case that stores a plurality of discs inside and closes the upper lid and the lower lid.
A release member that is rotatably supported by the lower lid and that has a cam portion that converts the pressing and rotating operation into a sliding operation in a linear direction is provided.
By releasing the engagement between the lock member and the locked member, which is formed inside the case by this release member and locks the upper lid with the lower lid, the disc is surely protected from external factors such as contact, drop and impact. This is to make it possible to improve the operability.

[Conventional technology]

The lock mechanism of the disc storage case that stores and stores multiple discs is easy to operate, but the external lid does not easily open and the internal disc does not drop due to external factors such as contact, drop, or shock. Thus, it is important to have a positive locking mechanism, which is particularly desirable in a portable disk storage case.

Such a conventional disk storage case locking mechanism is generally provided so as to project to the outside of the case, and is generally constructed so that it cannot be easily opened without using both hands.

[Problems to be solved by the invention]

However, as described above, in the case of the conventional locking mechanism of the disk storage case provided so as to project to the outside of the case,
Due to external factors such as contact, drop or impact, the upper lid may be opened easily and the internal disc may be dropped and damaged, and its operation is so structured that it cannot be opened easily without using both hands. It was bad, and it was inconvenient especially when handling it with a vehicle or the like.

The present invention has been made in view of the above circumstances, and provides a lock mechanism for a disk storage case that can exhibit a reliable lock mechanism and simple operability.

[Means for solving problems]

The lock mechanism of the disc storage case according to the present invention includes an upper lid, a lower lid to which a plurality of files for storing the disc are attached, and the upper lid is rotatably provided.
A pressing operation section and a cam section for converting the pressing rotation operation by the pressing operation section into a sliding operation in a linear direction are integrally provided in parallel in the rotation axis direction, and the pressing operation section is externally provided on the lower lid. An unlocking member that is operably and rotatably supported, and a lock portion that is provided so as to protrude from an inner surface of one of the upper lid and the lower lid via an elastically deformable leg portion The locked portion that is provided so as to project from the first projecting portion and the inner surface of the other lid via the elastically deformable leg portion, and that engages with the lock portion from above and below in the state where the upper lid and the lower lid are closed. And a second projecting part having a second part, and by pressing the pressing operation part of the release member, one of the first projecting part and the second projecting part is caused to move by the cam part. By pressing the part, the engagement between the lock part and the locked part is released. Forms.

[Action]

The upper lid (1) and the lower lid (2) are locked by the engagement of a lock member (6) provided inside the upper lid and a locked member (7) provided inside the lower lid. In a disk storage case having such a lock mechanism, a cam portion (in the vicinity of a locked member, supported by a rotating member on a lower lid and converting a pressing and rotating operation into a sliding operation in a linear direction). A release member (8) having 12) is provided. Then, the cam portion of the releasing member is brought into contact with the leg portion of the locked member, and the leg portion is bent by the linear movement of the cam portion to release the engagement between the lock member and the locked member. As a result, a reliable lock function can be obtained and the lock can be unlocked substantially by one touch.

〔Example〕

An embodiment of the present invention will be described below in detail with reference to FIGS.

FIG. 1 shows the overall construction of this embodiment, in which the disk storage case according to the present invention is opened. In the figure, (1) is an upper lid, (2) is a lower lid, and (3) is attached to one side inside the lower lid (2) by a screw (4), and is a disc (not shown) such as a compact disc. ) For storing a plurality of files, (5) a plurality of hinges for rotatably attaching the upper lid (1) to the lower lid (2), and (6) an inner side of the upper lid (1). A lock member (7), which is a first protruding portion provided at the central portion on one side, is provided at the central portion on the other side inside the lower lid (2) so as to face the lock member (6), and A locked member serving as a second projecting portion provided so as to project through a deformable leg portion, wherein the lock member (6) and the locked member (7) are engaged with each other to cause an upper lid ( 1) is locked to the lower lid (2).

(8) is rotatably supported on the other side of the inside of the lower lid (2) in proximity to the locked member (7), and the lock member (6) and the locked member
Release member for releasing the engagement of (7), (9), (10) is the release member (8)
Is a support member that rotatably supports. The release member (8) is integrally formed with a pressing operation part (11) on one side and a notched cam part (12) contacting the locked member (7) on the other side, and the operation part (11). When is pressed, the release member (8) causes the support members (9), (10) at both ends to
The cam part (12) converts the pressing rotation operation into a linear sliding motion, and the leg part of the locked member that abuts the cam part (12) presses backward. Being bent,
The lock member (6) engaged with this is released, and the upper lid (1)
Will be opened.

Further, an elastic member such as a spring (13) having a predetermined shape (Fig. 3) is provided on the lower side of the file (3), and
When (1) is closed as shown in Fig. 2, the upper lid (1) is replaced by the spring (1
The lock member (6) and the locked member (7) are locked on the lower lid (2) side against the elastic force of (3). Conversely, when the lock member (6) and the locked member (7) are disengaged,
The elastic force of the spring (13) lifts the upper lid (1) together with the file (3) by a predetermined angle, and when the upper lid (1) is further opened, the file (3) is held in the state of being lifted by the predetermined angle. As a result, the file (3) at the bottom can be easily flipped over, and the disc (not shown) housed in it can be easily taken out or inserted. Further, (14) is a plurality of ribs planted on the other side of the inside of the upper lid (1), which supports the turned-up file (3), and the turned-up file (3). On the contrary, it is easy to turn back when returning it. (15) is a band attached to the side surface of the lower lid (2).

FIG. 3 shows an exploded perspective view of this embodiment, and the procedure for assembling the disk storage case according to the present invention will be described with reference to this drawing. First, the protrusions of the plurality of hinges (5) are formed in holes (16) formed on both sides of one side wall of the lower lid (2).
Similarly, the upper lid (1) is fitted into holes (not shown) formed on both sides of the other side wall of the upper lid (1) to rotatably connect the upper lid (1) to the lower lid (2). Next, the cams (12) side of the release member (8) should be closer to the locked member (7), and the projections at both ends of the release member (8) should fit into the holes of the support members (9), (10). Fit and support member
The release member (8) is rotatably supported by (9) and (10).

Further, both ends of a spring (13) having a predetermined shape are hooked on two protrusions (17) formed on one side of the lower lid (2) so as to be separated from each other. Then, after aligning the holes formed separately on one side of the plurality of files (3) with the holes of the protrusion (17), screws are formed.
The file (3) is fixed to the protrusion (17) side by (4). At this time, if the upper lid (1) is opened, the file (3) is held in a state of being lifted by a predetermined angle by the spring (13) located below it.

When the upper lid (1) is closed in such an assembled state, as shown in FIG. 2, most of the lock member (6) and the locked member (7) as well as the release member (8) are covered with the upper lid (1). ) And the lower lid (2) are hidden, and slightly visible is the notch (1) of the upper lid (1).
8) Only the operating portion (11) of the releasing member (8) that is seen from the above, and this operating portion (11) is substantially surrounded by the cutout portion (18) so that it is difficult to contact other things. Since it has been
Carelessly the case touches other things and the top lid (1) opens,
Inconveniences such as the disc stored inside falling are eliminated.

Further, when opening the upper lid (1), it suffices to push the operating portion (11) with a finger, and the elastic force of the spring (13) lifts the upper lid (1) at a predetermined angle to open the operating portion (11). The disc stored in the file (3) which is opened by the pushed hand and also lifted by a predetermined angle may be taken out by the same hand as described above. That is, in this embodiment, all the operations can be performed with one hand without using both hands.

Further, the releasing member (8) of the lock mechanism according to the present invention is integrally formed with the pressing operation portion (11) and the cam portion (12) for locking and releasing the lock member (6) and the locked member (7). Therefore, even if the pressing operation part (11) and the cam part (12) are separated from each other, there is no hindrance to the operation, so that the lock member (6) and the locked member (7) provided on the case can lock the case. The degree of freedom of the designed positional relationship between the position and the release operation position by the release member (8) can be improved. For example, as shown in FIGS. 1 and 2, the upper and lower lids (1) and (2) are locked at the central portion on the side of the opening / closing portion to ensure locking, and the unlocking operation position is at the case. It can be easily set on one end so that it can be easily operated with a hand holding it.

FIG. 4 shows the structure of the releasing member (8). FIG. 4A is its plan view and FIG. 4B is its front view. Release member
In (8), the cam part (12) and the pressing operation part (11) are integrally formed on the left and right centering on the base part (19) in a uniaxial shape, and the pressing operation part (11) is flat for easy operation. There is. Figure 5 shows the release member
FIG. 5A is a sectional view of each part of (8), and FIG.
5 is a sectional view taken along line AA in FIG. 5, and FIG. 5B is a sectional view taken along line BB in FIG. 4A.
As can be seen from FIG. 5, the cam portion (12) is notched in an L-shape, and the lower end portion of the cam portion (12) contacts the leg portion of the locked member (7) (FIG. 1), and the releasing member (8). The pressing / rotating operation of is converted into a sliding motion in the linear direction.

Further, in the embodiment, the case where the lock member (6) is provided on the upper lid (1) side has been described, but the lock member is provided on the lower lid (2) side and the locked member (7) is provided on the upper lid. May be.

Although the spring is used as the elastic member in the above-described embodiment, the elastic member is not limited to this, and other elastic members such as sponge may be used.

[Effect of device]

As described above, according to the present invention, the engagement between the lock member and the locked member formed inside the case is rotatably supported by the lower lid, and the pressing / rotating operation is converted into the sliding operation in the linear direction. Since it is configured to be released by the release member having the cam portion, the lock can be released by a simple operation, and the operability is improved. Further, since the lock mechanism is substantially formed inside the case and has no portion protruding to the outside, the lock mechanism is strong against external factors such as contact, drop or impact, and a reliable lock function is obtained, and the lock mechanism is housed in the case. The disk can be protected safely, and is particularly useful for a portable disk storage case.

Further, in the releasing member of the lock mechanism according to the present invention, since the pressing operation portion and the cam portion for locking and releasing the lock portion and the locked portion are integrally formed, even if the operation portion and the cam portion are separated from each other. Since there is no hindrance in operation, it is possible to improve the degree of freedom in the designed positional relationship between the lock position provided by the case and the locked portion and the release operation position provided by the release member. For example, the lock position of the upper and lower lids is set at the center of the opening / closing part to ensure locking, and the unlocking position is easily set at one end so that it can be easily operated with the hand holding the case. can do.

[Brief description of drawings]

FIG. 1 is a perspective view showing the disc storage case according to the present invention in an open state, FIG. 2 is a perspective view showing the disc storage case according to the present invention in a closed state, and FIG. 3 is an exploded view of the disc storage case according to the present invention. FIG. 4 is a perspective view, FIG. 4 is a plan view and a front view of a releasing member used in the present invention, and FIG. 5 is a sectional view of each part thereof. (1) is an upper lid, (2) is a lower lid, (3) is a file, (6) is a locking member, (7) is a locked member, (8) is a releasing member, and (12) is a cam portion.

Front Page Continuation (72) Inventor Hiroshi Asakura 6-735 Kita-Shinagawa, Shinagawa-ku, Tokyo Sony Corporation (72) Inventor Hiroshi Fukagawa 6-35 Kita-Shinagawa, Shinagawa-ku, Tokyo Sony Corporation Shares In-company (72) Inventor Katsuya Akiba 2-16-12 Kanamachi, Katsushika-ku, Tokyo Asahi Co., Ltd. (56) References JP 59-135676 (JP, A) Actual development Sho 58-101370 (JP, U) ) Actual development Sho 58-704 (JP, U) Actual development Sho 56-176349 (JP, U)

Claims (1)

[Scope of utility model registration request] 1. An upper lid, a plurality of files for accommodating discs, a lower lid on which the upper lid is rotatably mounted, a pressing operation section, and a pressing rotation operation by the pressing operation section. A cam portion for converting into a sliding movement in a linear direction is integrally provided in parallel in the rotation axis direction, and the pressing operation portion can be operated from the outside on the lower lid and is rotatably supported. A member, a first protruding portion having a lock portion provided so as to protrude from an inner surface of one of the upper lid and the lower lid via an elastically deformable leg portion, and the other lid A second projecting portion that is provided so as to project from the inner surface via a leg portion that is elastically deformable, and has a locked portion that engages with the lock portion from above and below in a state in which the upper lid and the lower lid are closed. And pressing the pressing operation portion of the release member. As a result, the cam portion presses one of the first protruding portion and the second protruding portion against the leg portion of the protruding portion,
A lock mechanism for a disk storage case, characterized in that the engagement between the lock portion and the locked portion is released.