KR20220052565A - Case for Solid State Devices - Google Patents

Abstract

The present invention relates to a case for a solid state disk (SSD). The case for an SSD according to the present invention is a case for an SSD, in which the SSD is mounted, a plurality of mounting holes are formed, and a substrate is mounted. The substrate having a connector for external connection is coupled to one side thereof. The case includes: a bottom case having an inner space formed by side walls, having a plurality of locking portions protruding along inner surfaces of the side walls while being spaced apart from each other, and including a first connector area which is recessed so that the connector is positioned in a surface inward direction when viewed in a plan view; and a top case formed with a hook portion into which the locking portion is inserted when coupled to the bottom case, and including a second connector area which is recessed so that the connector is positioned together with the first connector area, wherein when the bottom case is coupled to the top case, the locking portion is inserted into and fitted to the hook portion. Accordingly, it is possible to couple the top case to the lower case only by fitting without a separate fastening unit, thereby simplifying a manufacturing process and improving productivity, and to prevent distortion of the upper case or lower case from occurring in left and right areas of the connector area even when the fitting is performed using automatic equipment.

Description

Case for Solid State Devices}

The present invention relates to a case for an SD, and more particularly, in a case in which a board on which an SSD (SSD: Solid State Disk) is mounted, the upper case and the lower case are coupled to each other without fastening means such as bolts or screws. It is about a case for SD that can be done.

In general, an SSD (Solid State Disk) is a device for storing information using a semiconductor, and is usually provided in a state of being mounted on a predetermined printed circuit board.

Since this SD has no mechanically moving parts compared to the conventional hard disk drive, it has the advantage of reducing the long search time, latency time, and mechanical delay time, which are problems of hard disk drives.

Here, when the SD is installed in a portable computer such as a notebook computer or a desktop computer, the substrate on which the SD is mounted is embedded in a case and installed.

Therefore, in order to install the substrate inside the case, conventionally, a method of fixing the substrate inside the upper and lower cases and fastening the upper and lower cases with fastening means such as bolts was used.

However, the coupling method of the upper and lower cases using the fastening means caused the inconvenience of having to individually perform a number of fastening operations when the upper and lower cases are coupled.

An object of the present invention is to solve the problems of the prior art as described above, and an object of the present invention is to provide a case for an SD that can couple the upper and lower cases only by fitting without a separate fastening means.

In addition, an object of the present invention is to provide a case for an SD in which the upper and lower cases can be coupled by fitting, thereby simplifying the manufacturing process and improving productivity.

In addition, an object of the present invention is to provide a case for SD in which distortion of an upper case or a lower case does not occur in the left and right areas of the connector area even during fitting using an automated facility.

According to the present invention, in the case for SD in which the SD is mounted, a plurality of mounting holes are formed, and a board to which an external connection connector is coupled to one side is installed therein, the inner space is formed by the side walls a lower case including a first connector area in which a plurality of locking parts are formed to protrude while being spaced apart from each other along the inner surfaces of the sidewalls and recessed so that the connectors are positioned in the inner direction of the surface when viewed in a planar arrangement;

an upper case having a hook portion through which the locking portion is internally caught when engaged with the lower case, and having a second connector area recessed to allow the connector to engage with the connector area of the lower case;

The lower case and the upper case are achieved by the case for SD, characterized in that the engaging portion is fitted while being internally caught in the hook portion when combined.

Here, in at least one of the left and right regions of the second connector region of the lower case, the engaging portion is formed at an edge of the lower case in the width direction.

In addition, at least one of the left and right regions of the first connector region of the upper case is formed with the hook portion coupled to the engaging portion formed at the edge in the width direction.

In addition, a guide rib for guiding a side wall when coupled to the lower case is formed on at least one of the left and right regions of the first connector area of the upper case at the edge of the lower case in the width direction.

In addition, the hook portion includes a hook body and a locking end formed so that the locking portion is inserted into the hook body to be caught.

In addition, a surface of the engaging portion in contact with the hook portion is formed to be inclined to guide the hook portion inward.

In addition, the hook portion is further formed with a guide portion inclined downwardly inward based on the outer surface in the downward direction of the engaging end.

On the other hand, the lower case is further formed with a boss part protruding to accommodate the mounting hole of the board on the surface where the inner space is formed and to seat the board, and the boss part is inserted in a position corresponding to the boss part in the upper case. A receiving portion to be fitted is further formed.

Here, the boss unit includes a base and a fastening end formed on the base and accommodated in the receiving unit and fastened thereto.

In addition, when the upper case and the lower case are coupled by the fitting of the boss and the accommodating part, the substrate is fixed in a state in which the upper and lower surfaces are supported by the upper surface of the base of the boss and the lower surface of the accommodating part.

In addition, the inner surface of the receiving part is formed to be inclined upwardly inward, and the outer surface of the fitting end of the boss part is formed to be inclined downwardly outward.

According to the present invention, there is provided a case for SD that can couple the upper case and the lower case only by fitting without a separate fastening means.

In addition, there is provided a case for SD that can combine the upper and lower cases by fitting, thereby simplifying the manufacturing process and improving productivity.

There is provided a case for SD in which distortion of the upper case or the lower case in the left and right areas of the connector area does not occur even when fitting using an automated facility.

1 is a perspective view of a case for SD according to a first embodiment of the present invention;
Figure 2 is an exploded perspective view of Figure 1;
3 is a bottom perspective view of the upper case of FIG. 2;
4 is an enlarged view of A of FIG. 3;
Figure 5 is a perspective view of the lower case of Figure 2;
6 to 8 are diagrams of a coupling state of the case for SD according to the first embodiment of the present invention.

Prior to the description, in various embodiments, components having the same configuration will be typically described in the first embodiment using the same reference numerals, and in other embodiments, configurations different from those of the first embodiment will be described. do.

Hereinafter, the case for SD according to the first embodiment of the present invention will be described in detail with reference to the accompanying drawings.

1 is a perspective view of a case for an SD card according to a first embodiment of the present invention, and FIG. 2 is an exploded perspective view of FIG. 1 .

1 and 2 , the case for SD according to the first embodiment of the present invention is configured to include an upper case and a lower case 20 to be coupled to each other by fitting with a substrate interposed therebetween.

Here, a plurality of mounting holes are formed in the substrate, and in the present embodiment, mounting holes 2 are formed at each of the four edges of the substrate 1 .

In addition, an SD (not shown) is mounted on the board 1 , and a connector 3 capable of external connection is coupled to one short side of the four sides.

3 is a bottom perspective view of the upper case of FIG. 2 . Referring to FIG. 3 , the upper case is made of a material such as polycarbonate, and if necessary, glass fiber (GF) may be included in the polycarbonate.

Here, the material of the upper case 10 may be provided as a metal material to dissipate heat to the outside.

In addition, the upper case 10 is provided in the form of a panel having four sides, and in particular, when viewed in a plan view, the second connector region is formed so that the connector of the board is located in a shape that is recessed on one side of the short side.

In addition, the receiving part and the hook part 12 are formed on the opposite surface to be coupled to the lower case 20 to be described later, and the rib 14 protruding in the direction to be coupled to the lower case 20 is formed at the outermost edge.

The accommodating part 11 is formed to protrude in the coupling direction of the lower case 20 to be described later, and an accommodating hole 111 for accommodating the boss part 22 of the lower case 20 to be described later is formed inside.

At this time, the inner surface 112 of the receiving hole 111 is formed to be inclined upward and inward, and through this, when the boss portion 22 to be described later is inserted and fitted, it is press-fitted to improve the bonding strength between each other. there is.

4 is an enlarged view of A of FIG. 3 . 4, the hook portion 12 is formed to protrude on the surface of the upper case 10, and is a portion where the locking part 211 is caught inside the mouth when combined with the lower case 20, and a lower case (to be described later) ( 20) is formed in a position facing the engaging portion (211).

A locking end 121 is formed in the central region of the hook part 12 so that the locking part 211 of the lower case 20 is inserted and caught, and downward of the locking end 121, that is, in the lower case 20 direction. A guide portion 122 is formed.

Here, the locking end 121 may be formed in the form of a hole or a groove, and in this embodiment, it is shown that it is formed in the form of a hole.

The guide portion 122 has an inclined surface 122a inclined downwardly and inwardly based on the outer surface, and a locking surface 122b substantially parallel to the surface of the upper case 10 is formed at the end of the inclined surface 122a. .

On the other hand, the above-described hook part 12 is formed with four each on the long side and two on the short side where the second connector region is not formed, spaced apart from each other by a certain distance, and after being combined with the lower case 20 , the case for SD It is possible to ensure the robustness of the overall coupling (see FIG. 3).

In particular, on the side where the second connector region is formed, a guide rib 13 is formed to protrude from the left region among the left and right regions of the second connector region, and one hook part 12 is formed in the right region.

Here, the guide rib 13 guides the side wall 21 of the lower case 20 when combined with the lower case 20 together with the above-described receiving part to act as an element for determining the positions of each other.

In addition, the left region of the second connector region is formed to have a relatively small width as the second connector region is biased to the left, and thus the rigidity is lowered. Accordingly, there was a problem in that twisting occurred in the left area of the second connector area when the upper and lower cases were joined by the automated process.

At this time, the guide rib 13 is formed so as not to be twisted, and the shape is only formed so that the outer surface contacts the inner surface of the side wall 21 of the lower case 20 when combined with the lower case 20 , and other shapes may be formed in any shape.

That is, the guide rib 13 functions to ensure rigidity in the left region of the second connector region while determining the position.

Meanwhile, although the present embodiment describes that the guide rib 13 is formed in the left region of the second connector region, the hook portion 12 may be formed in the left region as in the right region, if necessary.

The rib 14 is located outside the hook portion 12 and at the most edge of the upper case 10 , and is formed continuously to prevent distortion of the upper case 10 .

In addition, since the hook portion 12 is discontinuously formed, the rigidity of the upper case 10 in the portion where the hook portion 12 is not formed is relatively low, and a reinforcing effect for this can also be achieved.

5 is a perspective view of the lower case of FIG. 2 ; Referring to FIG. 5 , the lower case 20 has a metal material and is provided in the form of a panel, and is recessed in the portion where the connector 3 of the board 1 is located when viewed in plan like the upper case 10 . Thus, a first connector region 20' is formed.

In addition, in the lower case 20, side walls 21 are formed at a constant height along the edge on the surface opposite to the upper case 10 to form an inner space.

Here, on the inner surface 112 of the side wall 21, a locking part 211 is formed to protrude in the inward direction, and the locking part 211 has a first surface 211a and a second surface 211b, and the length is It is formed so as to be inserted into the engaging end 121 of the upper case 10 described above.

The first surface 211a is formed to be inclined inwardly to stably guide the hook portion 12 when coupled to the upper case 10 , and the second surface 211b is substantially perpendicular to the sidewall 21 . It is formed to be in contact with the engaging surface (122b) of the guide portion (122).

In addition, a boss portion 22 protruding at a position corresponding to the receiving portion 11 of the upper case 10 is formed in the lower case 20 .

The boss portion 22 includes a base 221 formed at a position corresponding to the receiving portion of the upper case 10 and a fitting end 222 formed on the upper portion of the base 221 .

Here, the fitting end 222 is formed to protrude upward while having a smaller diameter than the upper surface 221a of the base 221 around the central portion of the upper surface 221a of the base 221 to be inserted into the receiving portion 11 . is fitted

In addition, the fitting end 222 is formed so that the outer surface 222a is inclined downwardly outward, and preferably has an inclination angle corresponding to the inner surface 112 of the receiving portion 11 of the upper case 10 . .

In this case, when the substrate 1 is seated on the upper surface 221a of the base 221 , it comes into contact with the bottom surface 113 of the receiving unit 11 by fitting of the receiving unit 11 , at this time the base 221 . ) of the upper surface 221a and the lower surface 113 of the accommodating part 11 to support each other with the substrate 1 interposed therebetween has a relatively narrow area in contact.

Therefore, it is preferable to increase the contact area of the inner surface 112 of the receiving part 11 and the outer surface 222a of the fitting end 222 as much as possible to increase the frictional force to improve the bonding strength, and for this, the inner surface 112 ) and the outer surface 222a are formed to be inclined in a form having an inclination angle corresponding to each other.

The fitting end 222 of the boss portion 22 formed in this way is fitted while being inserted into the receiving hole 111 of the receiving portion 11 while in contact with the corresponding surfaces, the upper case 10 and the lower case 20 ) are fitted to each other.

From now on, the coupling sequence of the above-described case for SD will be described. 6 to 8 are cross-sectional views taken along line I-I' of FIG. 1 to show the coupling state of the case for SD according to the first embodiment of the present invention.

First, referring to FIG. 6 , so that the mounting hole 2 of the substrate 1 is seated on the upper surface 221a of the base 221 of the boss 22 in a state where the operator puts the lower case 20 on the floor. to protrude toward the upper side of the substrate 1 other than the fitting end 222 .

And, as shown in FIG. 7 , when the upper case 10 is coupled to the lower case 20 , the outer surface of the hook part 12 of the upper case 10 is the side wall 21 of the lower case 20 . comes into contact with the inner surface of the hook part 12 , at this time the inclined surface 122a of the guide part 122 of the hook part 12 moves downward along the first surface 211a of the hook part 211 formed on the side wall 21 . .

As the inclined surface 122a moves downward along the first surface 211a, the hook part 12 elastically deforms in the inward direction, and then, as shown in FIG. It is fitted by being caught in the mouth and elastically restored.

And, the engaging surface 122b of the guide part 122 is supported by the second surface 211b of the engaging part 211 and fitted.

Accordingly, the inclined surface 122a of the guide part 122 is formed to be inclined downwardly inwardly, and the first surface 211a is formed to be inclined downwardly and outwardly so that the upper case 10 moves downwardly and simply downwardly when coupled. It can be fastened only by pressing, so it can be suitable for an automated process.

Meanwhile, as shown in FIG. 8 , on the side of the receiving part 11 of the upper case 10 , the boss part 22 of the lower case 20 is coupled while being fitted with the substrate 1 interposed therebetween. At this time, the substrate 1 may be supported by the bottom surface 113 of the receiving part 11 and the upper surface 221a of the base 221 among the boss parts 22 .

In addition, when the fitting is completed, the rib 14 formed along the edge of the upper case 10 is combined with the upper surface of the side wall 21 of the lower case 20 to completely block the inside and the outside of the case. do.

In addition, although not shown in FIG. 8 , the upper case 10 may be positioned at a position coincident with the lower case 20 while the outer surface of the hook part 12 is in contact with the inner surface of the side wall 21 . The guide rib 13 also comes into contact with the inner surface of the side wall 21 to guide the upper case 10 to a position coincident with the lower case 20 .

That is, in the case for SD card according to the present invention, when the upper case 10 and the lower case 20 are combined, the outer surface of the hook part 12 and the inner surface of the side wall 21, the outer surface of the guide rib 13 and the It is guided by the inner surface of the side wall 21 to accurately position the upper case 10 and the lower case 20 with each other.

In addition, the rigidity in the left and right areas of the connector area where the connector 3 is located is reinforced by the guide ribs 13, so that distortion does not occur during automated assembly.

In addition, at the time of coupling, the substrate 1 may be fixed by the fitting of the hook part 12 and the engaging part 211 and the fitting of the receiving part 11 and the boss part 22 .

Accordingly, in the prior art, a process of fixing the substrate with a separate screw or the like was required. In contrast, the substrate can be fixed only by simply fitting the upper and lower cases, so that productivity can be improved.

The scope of the present invention is not limited to the above-described embodiments, but may be implemented in various forms of embodiments within the scope of the appended claims. Without departing from the gist of the present invention claimed in the claims, it is considered to be within the scope of the claims of the present invention to the extent that various modifications can be made by any person skilled in the art to which the invention pertains.

※Explanation of symbols for main parts of the drawing※
10: upper case 11: receiving part 111: receiving hole
112: inner surface 113: bottom 12: hook portion
121: locking end 122: guide part 122a: inclined surface
122b: locking surface 13: guide rib 14: rib
20: lower case 21: side wall 211: locking part
211a: first surface 211b: second surface 22: boss part
221: base 221a: upper surface 222: fitting end
222a: outer surface 23: fastening part

Claims (10)

In the case for SD, in which the SD is mounted, a plurality of mounting holes are formed, and a board to which an external connection connector is coupled to one side is installed therein,

An inner space is formed by the sidewalls, a plurality of locking parts are formed to protrude while being spaced apart from each other along the inner surfaces of the sidewalls, and the first connector area is recessed so that the connector is positioned in the inner direction of the surface when viewed in a planar view. a lower case comprising;

an upper case in which a hook portion is formed to be fitted while the engaging portion is internally caught when coupled to the lower case, and a second connector area recessed so that the connector is positioned together with the first connector area of the lower case is formed;

a boss portion protruding from the lower case to receive the mounting hole of the substrate so that the position of the substrate in the horizontal direction is aligned; and,

and a receiving part formed to be fitted while the boss part is inserted into a position corresponding to the boss part of the upper case;

When the upper case and the lower case are coupled in a state in which the substrate is seated on the boss, the substrate is fixed in the vertical direction by the fitting of the boss and the accommodating portion. .

The method of claim 1,

In at least one of the left and right regions of the second connector region of the lower case, the engaging portion is formed at an edge of the lower case in the width direction;

The case for SD, characterized in that at least one of the left and right regions of the first connector region of the upper case is formed with the hook portion coupled to the engaging portion formed on the edge in the width direction.

The method of claim 1,

A case for SD, characterized in that at least one of the left and right regions of the first connector region of the upper case is formed at a width direction edge of the lower case with guide ribs for guiding a side wall when combined with the lower case.

The method of claim 1,

Case for SD, characterized in that the locking end formed so that the locking portion is inserted into the central region of the hook portion is formed.

5. The method of claim 4,

Case for SD, characterized in that the surface in contact with the hook part of the locking part is formed to be inclined inwardly.
5. The method of claim 4,

The case for SD, characterized in that the hook portion is further formed with a guide portion inclined downwardly inwardly based on the outer surface in the downward direction of the engaging end.

Deletion of claim by request for correction in invalidation trial

The method of claim 1,

The boss unit, the case for SD, characterized in that it comprises a base and a fastening end formed on the upper portion of the base to be accommodated in the receiving unit and fastened.

9. The method of claim 8,

When the upper case and the lower case are coupled by the fitting of the boss and the receiving unit, the substrate is fixed with the upper and lower surfaces supported by the upper surface of the base of the boss and the lower surface of the receiving unit. Dee's case.

10. The method of claim 9,

The case for SD, characterized in that the outer surface of the fitting end of the boss portion is formed to be inclined downwardly outward.

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