JP2002271062A - Storage device provided with freely attachable and detachable unit - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a storage device provided with a freely attachable/ detachable unit which can easily be manufactured and to which expensiveness and high precision are not required. SOLUTION: The storage device is provided with the unit 1 where guide rails 4 are arranged on outer side plates, and a storage case 2 which supports the unit 1 so that it can be inserted/detached and has guide rails 5 engaged with the guide rails 4 of the unit inside the side plates. The storage case 2 is formed of a top plate 2-1 made of sheet metal and a pair of side plates 2-2, and the unit 1 is elastically supported by the side plates.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a storage device for an electronic device, and more particularly to a storage device for detachably storing an electronic device unit.

[0002]

2. Description of the Related Art A storage device for removably storing electronic equipment units like a drawer is widely used for industrial or household use. For example, a tower-type main body of a desktop personal computer is provided with a floppy (registered trademark) disk drive, a CD-ROM drive, a CD-R / CD-RW drive, or the like. It is detachably attached to the tower-type main body of the computer.

[0003]

In such a conventional storage device, a considerably high fitting accuracy is required for mounting the electronic device unit in the storage case. For this reason, in its manufacture, processing accuracy is required, more processing time is required, and the cost is increased. For this reason, there has been a demand for an inexpensive and simple storage device which can easily attach and detach the unit to and from the storage case and can reliably hold the unit when inserted, and can be manufactured by sheet metal processing or the like which does not require unnecessarily high fitting accuracy.

Accordingly, an object of the present invention is to provide an inexpensive storage device that can be manufactured simply and in response to such demands.

[0005]

In order to achieve the above object, a storage device having a detachable unit according to the present invention comprises:
A unit provided with a guide rail on the side wall, and a storage case having a guide rail fitted to the guide rail of the unit inside the side plate and supporting the unit in a removable manner along the guide rail. The storage case is formed of a top plate, a pair of side plates whose upper ends are mutually coupled by the top plate, and fixing flanges formed at the lower ends of these side plates, and the storage case is fixed on the substrate by these fixing flanges. In this case, by adjusting the fixing positions thereof, the unit is elastically supported by the pair of side plates.

In the storage device having a detachable unit according to the present invention, the storage case has a notch formed in a part of a side plate thereof, and the storage case has a cutout formed through the notch. A lock spring mechanism that is elastically inserted from the outside to the inside, and a concave portion in which the lock spring mechanism fits when the unit is inserted into the storage case is formed on a side portion of the unit. A detachable unit is provided.

Further, in the storage device having a detachable unit according to the present invention, a first connection terminal of an electric device built in the unit is provided on a rear wall of the unit, and the unit is provided in the storage case. When inserted into
The first connection terminal is coupled to a second connection terminal provided at a rear portion of the storage case, and is electrically connected.

Further, in the storage device having a detachable unit according to the present invention, the storage case is stored in a box-shaped housing having an opening formed on a front surface thereof for inserting and removing the unit. The case is fixed to the inner bottom plate of the housing by a fixing flange formed at a lower end of the case side plate, and the second connection terminal is fixed to a rear wall of the housing.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below with reference to the drawings, in which an embodiment of the present invention is applied to, for example, a unit having a built-in electric or electronic component or electronic device that requires ventilation. FIG. 1 is a perspective view of a detachable unit 1, and FIG. 2 is a perspective view of a storage case 2 into which the unit 1 of FIG. As shown in FIG. 1, the unit 1 is constituted by a box-shaped casing having a relatively thin thickness, and a large number of ventilation holes 3 are formed on an upper wall and a side wall constituting the casing. . If the electronic device or the like housed in the unit 1 does not require ventilation, it may be formed from a solid sheet metal without the ventilation opening 3. Further, guide rails 4 are formed on both side walls of the unit 1 so as to protrude outward from the side walls along a ridge line formed at a joint with the upper wall. On the other hand, the storage case 2
As shown in FIG. 2, a top plate 2-1, a pair of side plates 2-2 having upper ends connected to each other by the top plate 2-1, and a fixing flange 2-3 formed at the lower ends of these side plates 2-2. And the top plate 2-1 and the pair of side plates 2
At -2, a large number of ventilation holes 3 similar to FIG. 1 are formed.

The pair of side plates 2-2 further include a top plate 2
A plurality of guide rails 5 are formed to protrude outward from the side wall along the ridge line formed at the joint with the -1.
The guide rails 4 of the unit 1 are fitted and guided by these guide rails 5.

3 and 4, the guide rails 4 of the unit 1 and the guide rails 5 of the storage case 2 are partially enlarged.
Are fitted to the valleys 6 of the guide rails 5 of the storage case 2.

FIG. 5 is a schematic view showing a cross section of the storage case 2 of FIG. 2. When the storage case 2 is fixed on the substrate 7 by the fixing flange 2-3, their fixing positions are adjusted in the direction of arrow 8. Thereby, when the unit 1 is inserted into the storage case 2, the guide rails 4 are accurately fitted to the valleys 6 of the guide rails 5 of the storage case 2, and the unit 1 is elastically moved by the pair of side plates 2-2. To support.

FIGS. 6 and 7 show another embodiment of the present invention, and are a perspective view and a sectional view showing a part of a storage device provided with a lock spring mechanism. In these drawings, the same parts as those in FIGS. 1 to 5 are denoted by the same reference numerals, and detailed description is omitted. In FIG. 6, the lock spring mechanism 9
Is installed on the side plate 2-2 of the storage case 2, preferably on the front side where the unit 1 is inserted. FIG. 7 shows unit 1.
6A and 6B show the locked state of the lock spring mechanism 9 and the unit 1. FIG. 6A is a horizontal sectional view taken along the dashed line XX ′ in FIG. 6, and FIG. 6B is a dashed line YY ′ in FIG. It is a vertical sectional view of a direction. The penetrating window 1 is provided on the side plate 2-1 of the storage case 2.
0 is provided, and when the unit 1 is inserted into the storage case 2, the spring 11 of the lock spring mechanism 9 penetrates through the through window 10 of the storage case 2 and is formed at a corresponding portion in front of the side wall of the unit 1. The notch 12 fits and is locked.

FIGS. 8A and 8B show still another embodiment of the present invention. FIG. 8A is a side sectional view showing a part of the unit 1 described above, and FIG. 8B is a top view showing a main part of FIG. FIG. As shown in FIG. 8A, in this embodiment, the printed circuit board 21 is stored horizontally in the unit 1;
The terminal portion 22 protrudes from the rear end surface of the unit 1.

Although not shown, a terminal 22 of a printed circuit board 21
Is provided, and a storage case 2 is provided.
When the unit 1 is inserted into the inside, the terminal portion 22 is inserted into the connector, and an electrical connection is made.

[0016]

As described above, according to the present invention, the unit to be inserted and the storage case can be manufactured from, for example, sheet metal which does not require high fitting accuracy. As a result, the present invention can be applied to high-mix low-volume production, and in the manufacturing aspect, a necessary mold and the like are not required, and the initial cost can be reduced. Further, the holding between the unit to be inserted and the storage case can be firmly held by the lock spring mechanism when the elasticity of the side plate of the storage case.

According to another embodiment of the present invention, after the unit is inserted into the storage case, the lock spring mechanism is attached to the notch provided in advance, so that the unit can be easily and firmly mounted on the storage device. Can hold. Further, in another embodiment, there is an advantage that the printed circuit board incorporated in the unit can be easily and electrically connected to the terminal provided on the rear wall of the storage device.

[Brief description of the drawings]

FIG. 1 is a perspective view of a unit used in an embodiment of the present invention.

FIG. 2 is a perspective view of a storage case into which the unit of FIG. 1 can be inserted and detached.

FIG. 3 is a simplified view of a guide rail of the unit of FIG. 1;

FIG. 4 is a simplified view of a guide rail of the storage case of FIG. 2;

FIG. 5 is a simplified view showing the movement of the storage case of FIG. 2;

FIG. 6 is a perspective view of a main part showing a view in which a lock spring mechanism according to another embodiment of the present invention is mounted on a storage case.

FIG. 7 is an enlarged sectional view of a part of FIG. 6;

FIG. 8 is a partial cross-sectional view of a unit showing another embodiment of the present invention.

[Explanation of symbols]

 1 unit 2 storage case 4 unit guide rail 5 storage case guide rail 7 storage case side plate 8 storage case side plate 9 lock spring mechanism 10 cutout of storage case side plate 11 spring of lock spring mechanism 12 cutout 21 print Substrate 22 Terminal

Claims (4)

[Claims] 1. A storage case having a unit having a guide rail on a side wall and a guide rail fitted to the guide rail of the unit inside a side plate, and supporting the unit so as to be able to be inserted and removed along the guide rail. The storage case is formed of a top plate, a pair of side plates whose upper ends are connected to each other by the top plate, and fixed flanges formed at the lower ends of these side plates. A storage unit provided with a detachable unit, wherein the unit is elastically supported by the pair of side plates by adjusting the fixing position when fixing the unit on the substrate. 2. The storage case has a notch formed in a part of a side plate thereof, and a lock spring mechanism which is elastically inserted into the storage case from the outside through the notch. A detachable unit provided on a side portion of the unit, wherein a concave portion is formed on the side portion of the unit so that the lock spring mechanism is fitted when the unit is inserted into the storage case. A storage device comprising the detachable unit according to claim 1. 3. A first connection terminal of an electric device built in the unit is provided on a rear wall of the unit, and is provided at a rear portion of the storage case when the unit is inserted into the storage case. 3. The storage device according to claim 2, wherein the first connection terminal is coupled to a second connection terminal and is electrically connected. 4. The housing case is housed in a box-shaped housing having an opening formed on the front surface thereof through which the unit is inserted and withdrawn, and the housing inner bottom plate is formed by a fixing flange formed at a lower end of the storage case side plate. The storage device according to claim 3, wherein the second connection terminal is fixed to a rear wall of the housing.