JP2914363B2 - Lid mounting structure on the side of the housing - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cover mounting structure on a side surface of a housing, and more particularly to a cover mounting structure on a side surface of a housing of an electronic apparatus.

[0002]

2. Description of the Related Art FIG. 8 is a perspective view showing a conventional lid mounting structure on the side of a housing. This housing is, for example, a frame of an electronic device, and forms a shield case in which the inside of the frame is electrically shielded from the outside with the lid closed. Therefore,
The lid serves as a shield cover.

A rectangular opening 1 is formed on a side surface 12 of a housing 11.
3 are formed. A locking portion 14 is provided around the opening 13 from the inside of the housing 11. The locking portion 14 has a screw hole 1 for screwing a lid, which will be described later.
5 are formed.

On the other hand, the lid 16 is formed in a box with an open top, and the outer shape is formed in a rectangular shape that can fit into the opening 13. The cover 16 has the same number of screw holes 17 as the screw holes 15 for screwing with the locking portions 14.

When the lid 16 is attached to the housing 11, the lid 16 is moved up and down while pressing the lid 16 against the locking portion 14, and the screw hole 17 on the lid 16 and the screw hole 15 After the positioning is completed, the bolts are temporarily fixed with an arbitrary number of thumb screws, for example.

[0006] Next, a pan screw is inserted through two washers into a screw hole that is not temporarily fixed, and is fixed with a screw. In this example, since a screw groove is formed in the screw hole 15 of the locking portion 14, a nut is not required for screwing. If the thread groove is not cut, screw it with a nut.

When this is completed, the temporarily screwed thumbscrew is removed and, instead, it is screwed and fixed with a pan screw via two washers. This completes the screwing.

[0008] Examples of the technique relating to the engagement between the housing and the lid are disclosed in Japanese Patent Application Laid-Open Nos. Hei 5-12561 and No. Sho 63-1.
No. 72175, JP-A-63-48897, JP-A-60-1-1781, Japanese Utility Model Application Laid-Open No. 7-29890.
And Japanese Unexamined Utility Model Publication No. 7-6812 (hereinafter collectively referred to as "prior art").

[0009]

However, first, in order to align the screw hole 17 on the conventional lid 16 with the screw hole 15 on the locking portion 14, the lid 16 is pressed against the locking portion 14. The lid 16 and the locking part 14 were moved up and down.
May be damaged.

Secondly, since the temporary fixing step is included, the temporarily fixed thumbscrew is likely to come off, and if the thumbscrew comes off, the lid 16 may come off and fall, possibly causing damage.

On the other hand, means for solving these problems is not disclosed in the prior art described above.

Accordingly, an object of the present invention is to provide a lid mounting structure on the side of the housing which does not require pressing the lid against the locking portion and moving the lid up and down to align the screw holes and eliminate the need for temporary fixing. It is in.

[0013]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention relates to an electronic apparatus, in which a lid is fitted into an opening formed on a side surface of a housing of the electronic apparatus, and the opening is held to maintain the state. A lid attachment structure on a side surface of the housing provided with a first locking portion for locking an edge of the lid from the inside of the housing around a portion, wherein the first locking portion is provided at a lower edge of the opening; A protrusion having a mechanism for adjusting a mounting position in a vertical direction of the lid, and an engagement portion provided on a lower surface of the lid and engaging with the protrusion,
A second locking portion provided at an upper edge of the opening to lock an upper edge of the lid.

According to the present invention, the step of pressing the lid against the locking portion and moving the lid up and down to align the screw holes can be omitted, and the lid and the second locking portion can be eliminated by the engaging portion and the second locking portion. Therefore, the step of temporarily fixing the lid and the first locking portion can be omitted.

[0015]

Embodiments of the present invention will be described below with reference to the accompanying drawings. 1 is a perspective view of a preferred embodiment of a lid mounting structure on a side surface of a housing according to the present invention, FIG. 2 is an enlarged perspective view of a lower edge of an opening, and FIG. 3 is an enlarged perspective view of an upper edge of an opening. FIG. 6 is a perspective view of a lid attaching structure showing a method of attaching the lid, and FIG. 7 is a perspective view of the lid attaching structure after the lid is attached. In these figures, the same components as those in the conventional example (FIG. 8) are denoted by the same reference numerals and description thereof will be omitted.

Referring to FIGS. 1 and 3, a locking member (L-shaped fitting) 1 having an L-shaped cross section is provided on an upper edge 21 of an opening 13 in a side surface 12 of a housing 11. This locking member 1
Is for locking the upper edge 4 (see FIG. 6) of the lid 3.

Referring to FIG. 1 and FIG.
Two projections (guide pins with seats) on the lower edge 22
2 are provided. FIG. 4 is an enlarged perspective view of the protrusion 2.
Shown in The protrusion 2 includes a claw 5 and a pedestal 6.

The upper edge 21 and the lower edge 22 of the opening 13 are formed on a surface orthogonal to the opening surface of the opening 13.

On the other hand, referring to FIG. 6, a horizontally long oval hole 7 which engages with the claw portion 5 is formed in the lower edge 8 of the lid 3.

The cover 3 has the same screw holes 1 as in the prior art.
7 is provided, and a screw hole 15 corresponding to the screw hole 17 is provided in the locking portion 14 of the housing 11.

The lid 3 is also formed as a box with an open top like the conventional lid 16, and has an outer shape of a rectangular shape that can be fitted into the opening 13.

Next, the details of the mounting operation of the lid 3 will be described. Referring to FIG. 6, first, upper edge portion 4 of lid 3 is inserted inside locking member 1. Next, the claw 5 of the projection 2 provided on the lower edge 22 of the opening 13 is inserted into the oval hole 7 formed on the lower edge 8 of the lid 3. FIG. 7 shows a state when this operation is completed.

Here, the height H (see FIG. 4) of the pedestal 6 of the projection 2 is determined by the screw hole 17 of the lid 3 and the locking portion 14 when the lid 3 is placed on the pedestal 6. The heights of the screw holes 15 are set to match.

Therefore, it is not necessary to align the screw holes 15 and 17 in the vertical direction. That is, since the step of moving the lid 3 up and down while pressing the lid 3 against the locking portion 14 can be eliminated, it is possible to prevent the lid 3 and the locking portion 14 from being damaged.

On the other hand, the lateral length L (see FIG. 7) of the oblong hole 7 formed in the lower edge 8 of the lid 3 is determined with the claw 5 inserted into the oblong hole 7. Screw hole 17 and locking part 14
The length is set so that the position adjustment with respect to the screw hole 15 in the horizontal direction (left-right direction) is possible.

Therefore, by moving the lid 3 right and left with the claw 5 inserted into the oblong hole 7, the screw holes 15 and 17 are removed.
Can be aligned in the left-right direction.

Further, since the lid 3 is supported by the locking member 1 and the projection 2, there is no need to temporarily fix the lid 3 to the locking portion 14. Therefore, the locking step can be eliminated.

Next, an embodiment of the projection 2 will be described.

[0029]

FIG. 5 is an enlarged perspective view of an embodiment of the projection 2. As shown in FIG. The protrusion 2 ′ includes a claw 5 ′, a pedestal 6 ′ to which the claw 5 ′ is fixed, and pedestals (washers) 9 and 10 that are detachable from the claw 5 ′. That is, by adjusting the thickness and the number of the pedestals 9, 10, the height H 'of the pedestals can be adjusted.

Thus, it is possible to flexibly cope with a change in the vertical position of the screw hole 15 or 17.

[0031]

According to the present invention, the lid is fitted into the opening formed on the side surface of the housing of the electronic apparatus, and the opening is held around the opening from the inside of the housing to maintain the state. A lid mounting structure on a side surface of a housing provided with a first locking portion for locking an edge of the lid, wherein a mounting position of the lid in a vertical direction is provided at a lower edge of the opening. A projecting portion to be set, an engaging portion provided on a lower surface of the lid and engaging with the projecting portion, and a second provided on an upper edge of the opening and locking the upper edge of the lid. With the configuration including the locking portion, the step of pressing the lid against the locking portion and moving the lid up and down to align the screw holes can be eliminated, and the lid portion is formed by the engagement portion and the second locking portion. Therefore, the step of temporarily fixing the lid and the first locking portion can be omitted.

Therefore, it is possible to prevent the lid and the first locking portion from being damaged, and to prevent the lid from being detached and falling and being damaged.

[Brief description of the drawings]

FIG. 1 is a perspective view of a preferred embodiment of a cover mounting structure on a side surface of a housing according to the present invention.

FIG. 2 is an enlarged perspective view of a lower edge of an opening.

FIG. 3 is an enlarged perspective view of an upper edge of an opening.

FIG. 4 is an enlarged perspective view of a protrusion.

FIG. 5 is an enlarged perspective view of an embodiment of a protrusion.

FIG. 6 is a perspective view of a lid mounting structure showing a method of mounting the lid.

FIG. 7 is a perspective view of the lid mounting structure after the lid is mounted.

FIG. 8 is a perspective view showing a conventional lid mounting structure on a side surface of a housing.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Locking member 2 Protrusion part 3 Lid 4 Upper edge part 5 Claw part 6, 9, 10 Pedestal part 7 Oval hole 8 Lower edge part 11 Housing 12 Side surface 13 Opening part 14 Locking part 15, 17 Screw hole 21 Upper edge 22 Lower edge

Claims (10)

(57) [Claims] 1. A lid is fitted into an opening formed on a side surface of a housing of an electronic apparatus, and an edge of the lid is placed around the opening from the inside of the housing to maintain the state. A lid mounting structure on a side surface of the housing provided with a first locking portion for locking the lid, wherein a projection provided on a lower edge of the opening and having a mechanism for adjusting a mounting position of the lid in a vertical direction; An engaging portion provided on a lower surface of the lid and engaging with the protrusion, and a second locking portion provided on an upper edge of the opening and locking the upper edge of the lid. A lid mounting structure on a side surface of a housing, characterized in that it includes: 2. The lid mounting structure according to claim 1, wherein a lower edge of the opening is formed on a surface orthogonal to an opening surface of the opening. 3. The lid mounting structure for a side surface of a housing according to claim 1, wherein an upper edge of the opening is formed on a surface orthogonal to an opening surface of the opening. 4. The lid according to claim 1, wherein a screw hole for screwing the lid and the first locking portion is formed. Body mounting structure. 5. The lid mounting structure for a side surface of a housing according to claim 1, wherein the lid is a box having an open top. 6. The horizontally elongated oval hole formed in a lower side surface of the lid for adjusting a mounting position of the lid in the left-right direction. Lid mounting structure on the side of the housing. 7. The projection according to claim 1, wherein the projection comprises a pedestal for setting the height of the lid in the vertical direction, and an engagement projection engaged with the engagement portion. A lid mounting structure for a side surface of a housing according to the embodiment. 8. The cover mounting structure according to claim 7, wherein the height of the pedestal is variable by stacking a plurality of pedestals. 9. The lid mounting structure for a side surface of a housing according to claim 1, wherein the second locking portion is formed in an L-shaped cross section. 10. The lid mounting structure for a side surface of a housing according to claim 1, wherein the opening and the lid are formed in a rectangular shape.