JP2002280770A - Vertical frame of cabinet for housing electric/electronic apparatus - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide the vertical frame of a cabinet for housing an electric/ electronic apparatus which can be sealed surely against the outer wall with a small contact force while keeping a part serving as a water channel and exhibits high fixing strength to a joint or the outer wall. SOLUTION: Drip sides 6 and 7 abutting obliquely against the outer wall 9 are projected from the body of the vertical frame. Consequently, contact pressure can be decreased and a water channel can be kept on the inside of the vertical frame. Furthermore, shaped sides 4 and 5 are provided in parallel with the outer wall 9 on the inside of the drip sides 6 and 7 in order to enhance fixing strength to the outer wall 9 or a coupling metal 11.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an improvement in a vertical frame of a cabinet for storing electric and electronic equipment.

[0002]

2. Description of the Related Art Cabinet for storing electric and electronic equipment has one
A rectangular parallelepiped skeleton is formed using two hollow frames,
An outer wall (panel and door) is attached to the periphery. Among such hollow frames, vertical frames which are vertically set at least at the four corners of the cabinet are formed by projecting L-shaped or flat draining sides from the hollow frame body, and packing such as panels and doors constituting an outer wall. To form a waterproof seal.

[0003] However, among the conventional vertical frames having an L-shaped draining side, the bent plane comes into contact with the packing, so that the contact area is large, and in order to ensure close contact over the entire surface, Had a problem that a large contact force was required. On the other hand, the one with the flat drainage side can obtain a reliable seal with a small contact force for contacting the packing with a small area at the tip, but the part that retains water (the water flow path in the vertical frame and the ) Is difficult to secure. When connecting cabinets, a connecting plate is screwed between both frames of each cabinet. However, considering the seismic resistance, the load of each cabinet is applied only to the screw part, which hinders the improvement in strength.

[0004]

DISCLOSURE OF THE INVENTION The present invention solves the above-mentioned problems of the prior art, and can perform a reliable seal with an outer wall with a small contact force. The purpose of the present invention is to provide a vertical frame of a cabinet for storing electric and electronic equipment, which can secure a certain portion and has high connection strength and high mounting strength of an outer wall.

[0005]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention is directed to a vertical frame for supporting an outer wall of a cabinet for storing electrical and electronic equipment, the frame body of which is inclined with respect to the outer wall. And a molding side located inside the draining side and parallel to the outer wall. In addition, a structure can be adopted in which the draining sides are on the left and right sides, and a hypotenuse bulging outward is provided between them.

As described above, since the vertical frame of the present invention has the water draining side provided on the frame body at an angle to the outer wall, the contact pressure can be reduced, and a reliable waterproof seal can be performed with a small force. It has the advantage that it can secure a part that retains water by making the drain side slanted.In addition, since it has a molded side that is located inside the drain side and parallel to the outer wall, it is possible to connect and connect the outer wall. There is an advantage of high mounting strength.

[0007]

FIG. 1 is a perspective view showing a skeleton of a cabinet for storing electric and electronic equipment, in which four vertical frames are shown. The main feature of the vertical frame of the present invention lies in its cross-sectional shape, so the following description will be made based solely on the horizontal cross-sectional view.

FIG. 2 is a view showing a first embodiment of the present invention, in which two units each having a vertical frame of the present invention at four corners are connected to form a single cabinet. I have. The cross-sectional shape of the vertical frame is shown enlarged in FIG. The vertical frame according to the first embodiment has a hollow cross-section formed by bending a metal plate or extruding a die.

As shown in FIGS. 2 and 3, the frame body of this vertical frame includes two orthogonal sides 1 and 2, and the intersection 3 of these sides 1 and 2 is inside the cabinet. Used for Usually, a row of holes for mounting a device mounting rail is formed on the sides 1 and 2.
On the end opposite to the intersection 3 of the sides 1 and 2, a short molded side 4
5 are formed at right angles, and at the tips of these molding sides 4 and 5,
7 are protruded. And these left and right draining sides 6,
The inside of 7 enters the intersection 3 side further deeper than the joining point of the molding sides 4 and 5, and is integrated by a hypotenuse 8 connecting them.

As shown in FIG. 3, the draining side 6 comes into contact with a packing 10 provided inside the front end portion of an outer wall 9 (here, a rear panel) of the cabinet to exert a sealing action. In the present invention, the draining side 6 is provided obliquely with respect to the outer wall 9, and the tip thereof abuts against the packing 10 obliquely. Therefore, the contact pressure can be reduced, and a reliable waterproof seal can be performed with a small force.

Further, by making the draining sides 6 and 7 slanted in this manner, a portion 20 for retaining water can be secured, and this portion 20 can be used as a vertical flow path to easily cause rainwater to flow downward. Occurs.

The molding sides 4 and 5 are located inside the cabinet (farther than the outer corner point P) than the draining sides 6 and 7 and are formed parallel to the outer wall 9. For this reason, in the present invention, as shown in FIGS. 2 and 3, the connection fitting 11 is attached using the molding sides 4 and 4. The connection fitting 11 is screwed and fixed in the same manner as in the prior art, but the reinforcing plate portions 17, 17 are bent to correspond to the molding sides 4, 4 of the adjacent frame. In this way, the adjacent frames at the time of the earthquake are formed on the molding sides 4, 4
It is firmly supported by.

The other molding sides 5, 5 are used for mounting the outer wall 9 with the metal fittings 12. The contact portion 18 of the metal fitting 12 is in contact with the molding side 5 of the vertical frame, and
Even when a force is applied to the frame, the force can be received on the surface of the frame as in the case of the connection fitting, and the force is not received by the screw portion, so that the structure is strong. In this way, the molding side 4, located inside the draining sides 6, 7 and parallel to the outer wall,
Since the connecting member 5 is provided, the load on the connection fitting 11 and the outer wall is not received by the screw portion as in the conventional case, but is received by the molding side of the frame, so that there is an effect of being strong.

FIG. 4 et seq. Show various variations of the cross-sectional shape. First, FIG. 4 shows a second example in which a hypotenuse 8 provided between left and right draining sides 6 and 7 is expanded outward.
1 shows an embodiment of the present invention. By expanding the hypotenuse 8 outward in this way, the rib effect is exerted to increase the strength and, as shown in FIG. 5, a long bolt 13 for fixing the equipment mounting rail to the sides 1 and 2 is used. Even in the case of attachment, there is an advantage that interference with the hypotenuse 8 hardly occurs.

The vertical frame according to the third embodiment shown in FIG. 6 has steps 14 formed on sides 1 and 2. It goes without saying that the vertical frames of any of the embodiments have all the features of the invention of claim 1, and the corresponding parts are denoted by the same reference numerals and description thereof is omitted.

The vertical frames according to the fourth to seventh embodiments shown in FIGS. 7 to 10 have sides 1, 2 forming a frame main body.
Is depressed toward the outside of the cabinet.

The vertical frames according to the eighth and ninth embodiments shown in FIGS. 11 and 12 show an example in which an extension 15 is formed on one of the sides 1 and 2 forming the frame main body. Thereby, the effect of increasing the strength is obtained. 7 and FIG.
In the vertical frames of the fourth to eighth embodiments shown in FIG. 1, folding side portions 16 are provided. In the above-described embodiment, the equipment mounting rails and the like are screwed to the row of holes on sides 1 and 2. However, in this case, the mounting can be firmly performed by tightening the bolts and nuts from both sides to the double plate portion, so that a strong mounting is achieved. You can do it.

In each of the embodiments described above, the frame body has a hollow cross-sectional shape. However, the vertical frames of the eighth to eleventh embodiments shown in FIGS.
The frame body has a solid shape. Although these are disadvantageous in strength, they are easy to bend and form, so they are suitable for small or medium-sized cabinets that do not require much strength.

The vertical frame of the fourteenth embodiment shown in FIG. 17 has a hollow frame shape having a molding side 4 at a position one step deeper from the base of the drainer 6. In this vertical frame, there are three device mounting surfaces, and if side 1 is the depth direction and side 2 is the door opening direction, the strength can be increased by extending the hollow frame in the depth direction,
A wide door opening can be secured.

FIG. 18 shows a vertical frame according to a fifteenth embodiment. This vertical frame has a hollow triangular portion.
A plate-shaped orthogonal device mounting portion 22 having a row of holes on two sides including the molding side 4 is extended from the hollow triangular portion, and the hollow portion and the plate-shaped orthogonal device mounting portion 22 are separately arranged.
In this vertical frame, the strength is improved, and a bolt can be inserted from the opening 21 side of the plate-shaped orthogonal device mounting portion 22, so that the device can be mounted without using special bolts and nuts. In addition, since the triangular hollow portion is provided with a row of holes for mounting devices, it can be used for various internal storage devices. In addition, since the thickness of the device mounting portion 22 is double, the strength of the mounting portion is excellent, and spot welding can be performed, so that the manufacturing is easy and the cost is reduced. In addition,
The vertical frame according to the sixteenth embodiment of FIG. 19 is a modification of the vertical frame according to the fifteenth embodiment in which a molding side 4 is provided on one of the draining sides 6, and the molding side 4 is located on the side of the cabinet. If it arrange | positions so that it may be set, connection of a side surface is easy and a wide door opening can be ensured.

FIG. 20 is an enlarged horizontal cross-sectional view when the cabinets of this vertical frame are connected.
1 is an opening 2 of the orthogonal device mounting portion 22 of both vertical frames.
1 and can be firmly fixed because it can be supported on the surface, and does not protrude inside the cabinet. In addition, the connection metal fitting is not limited to such an attachment, and the opening 2 may be used.
1 can also be mounted outside.

[0022]

As described above, the vertical frame according to the first aspect of the present invention is provided with the water draining side obliquely contacting the outer wall. In addition to having the advantage of being able to secure a water-retaining portion while providing a waterproof seal, the molding side located inside the draining side and parallel to the outer wall provides There is an advantage that mounting is easy. According to the second aspect of the present invention, the strength can be improved by providing the oblique side that bulges outward, and there is an advantage that interference does not easily occur when a bolt or the like is attached to the frame body.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a skeleton of a cabinet for storing electrical and electronic equipment.

FIG. 2 is a horizontal sectional view of the cabinet showing the first embodiment.

FIG. 3 is an enlarged view of a main part of FIG. 2;

FIG. 4 is a horizontal sectional view showing a vertical frame according to a second embodiment.

FIG. 5 is a horizontal sectional view showing a usage example.

FIG. 6 is a horizontal sectional view showing a vertical frame according to a third embodiment.

FIG. 7 is a horizontal sectional view showing a vertical frame according to a fourth embodiment.

FIG. 8 is a horizontal sectional view showing a vertical frame according to a fifth embodiment.

FIG. 9 is a horizontal sectional view showing a vertical frame according to a sixth embodiment.

FIG. 10 is a horizontal sectional view showing a vertical frame according to a seventh embodiment.

FIG. 11 is a horizontal sectional view showing a vertical frame according to an eighth embodiment.

FIG. 12 is a horizontal sectional view showing a vertical frame according to a ninth embodiment.

FIG. 13 is a horizontal sectional view showing a vertical frame according to a tenth embodiment.

FIG. 14 is a horizontal sectional view showing a vertical frame according to an eleventh embodiment.

FIG. 15 is a horizontal sectional view showing a vertical frame according to a twelfth embodiment.

FIG. 16 is a horizontal sectional view showing a vertical frame according to a thirteenth embodiment.

FIG. 17 is a horizontal sectional view showing a vertical frame according to a fourteenth embodiment.

FIG. 18 is a horizontal sectional view showing a vertical frame according to a fifteenth embodiment.

FIG. 19 is a horizontal sectional view showing a vertical frame according to a sixteenth embodiment.

FIG. 20 is an enlarged horizontal cross-sectional view when the vertical frames according to the fifteenth embodiment are connected.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Side of frame main body 2 Side of frame main body 3 Intersection 4 Molding side 5 Molding side 6 Drainage part 7 Drainage side 8 Oblique side 9 Cabinet outer wall 10 Packing 11 Connection metal fitting 12 Metal fitting 13 Bolt 14 Step 15 Extension part 16 Folding side 17 Reinforcement plate part 18 Contact part 20 Water holding part 21 Opening 22 Orthogonal equipment mounting part

Claims (2)

[Claims] 1. A vertical frame for supporting an outer wall of a cabinet for storing electrical and electronic equipment, the frame body comprising:
A vertical frame for a cabinet for storing electrical and electronic equipment, comprising: a draining side that is obliquely abutted against an outer wall, and a molded side that is located inside the draining side and that is parallel to the outer wall. 2. The vertical frame of a cabinet for storing electrical and electronic equipment according to claim 1, wherein the draining sides are on the left and right sides, and an oblique side bulging outward is provided between them.