JP2003209380A - Shelf plate for rack - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To enable coping with change of an upright position of a strut. <P>SOLUTION: A shelf 23 for a rack which is retained by a mount angle in an electronic apparatus accommodating rack is constituted of a mounting plate 31 and a right and a left retainers 33, 32. A right and a left insertion parts 38, 37 for fixing the retainers 33, 32 are formed along the longitudinal direction of a right and a left steps 36, 35 of the mounting plate 31. The insertion parts 38, 37 are provided with a plurality of oblong holes 41, between which a continuous part 42 connecting both sides separated by the insertions 38, 37 is formed. Round hole 52 are formed in the continuous part 42, and a reinforcing part 53 connecting the right side with the left side is formed between the round holes 52 and the oblong holes 41. The respective retainers 33, 32 are constituted of front retaining parts 61 fixed on this side of the mounting plate 31 and rear retaining parts 62 fixed on the depth side of the plate 31. Bolt holes for fastening bolts are formed in retaining surfaces 63 of the respective retaining parts 61, 62. <P>COPYRIGHT: (C)2003,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a rack shelf mounted on an electronic equipment housing rack.

[0002]

2. Description of the Related Art Conventionally, when installing a server computer or the like, an electronic equipment housing rack has been used.

Inside the rack for accommodating electronic equipment, FIG.
As shown in (state where the outer wall is removed), mount angles 101, ... As four support pillars are erected, and a shelf board 102 is attached to each mount angle 101 ,. A plurality of fixing holes for fixing are arranged vertically (not shown).

As shown in FIG. 5, the shelf board 102 is provided with a rectangular mounting board 111 on which electronic equipment is mounted.
Guide rails 112, 112, which are bent upward and serve as support members having an L-shaped cross section, are fixed to both sides of the mounting plate 111. The guide rail 112 is provided with insertion holes 113, ... At positions corresponding to the fixing holes provided in each of the support columns 101 ,. The shelf plates 102 can be fixed to the mount angles 101, ... At arbitrary heights by the inserted bolts 114 ,.

[0005]

However, in such a shelf board 102, the guide rails 112, 11 are not provided.
The insertion holes 113, ... Provided in No. 2 are formed at positions that match the fixing holes of the mount angles 101 ,.

Therefore, the mount angles 101,
With each change of the standing position of ..., each mount angle 1
When the pitch between the fixing holes 01, ... Is changed, the guide rails 112, 112 must be manufactured in accordance with the change, which causes a high cost.

The present invention has been made in view of such conventional problems, and provides a rack shelf plate that can cope with a change in the standing position of the support column. The purpose is to do.

[0008]

In order to solve the above-mentioned problems, in the rack shelf according to claim 1 of the present invention, an electronic equipment housing rack is provided on both sides of a placing plate on which an article is placed. In a rack shelf provided with a support member fixed to a support pillar standing upright, the support member is a front support portion fixed to the front side of the mounting plate, and a back side of the mounting plate. It is composed of two members such as a fixed rear support portion, and the length of both support portions is such that the total value of the length dimensions of both support portions is shorter than the length dimension of the side portion of the mounting plate. While setting the dimensions, an insertion portion into which a fixing member for fixing each of the support portions is inserted is extended along each side portion of each of the mounting plates.

That is, in an electronic equipment accommodation rack,
The upright position of the support pillars installed inside may be moved back and forth according to the depth of the electronic device to be housed, and the distance between the support pillars arranged front and back may be changed. is there.

Therefore, the supporting member for fixing the mounting plate to the supporting column includes a front supporting portion fixed to the front side of the mounting plate side portion,
It is composed of two members including a rear support portion fixed to the back side, and each side portion of the mounting plate has an insertion portion into which a fixing member for fixing each support portion is inserted. It extends along the sides. For this reason, both the support parts are moved to positions that are compatible with the support columns arranged in front and rear, and the fixing member for fixing each support part is fixed at the position of the insertion part that is compatible with that position. It

At this time, the total value of the lengths of both the supporting portions is set to be shorter than the length of the side portion of the mounting plate. Therefore, the interference between the two support portions that are moved back and forth can be avoided.

Further, in the rack shelf according to the second aspect of the invention, the insertion portion provided on each side of the mounting plate is provided with a plurality of elongated holes arranged along each side so as to be spaced apart from each other. Configure and
A continuous part that is continuous on both sides and separated by the insertion part is formed between the elongated holes.

That is, by forming the insertion part by a plurality of elongated holes arranged along the respective side portions so as to be spaced apart from each other, the both sides separated by the insertion part are continuously connected between the elongated holes. A continuous portion is formed. Thereby, compared with the case where the said insertion part is formed by the notch part extended continuously along each side part of the said mounting plate, a strength improvement is achieved.

Further, in the rack shelf according to the third aspect of the invention, a round hole having a size into which the fixing member can be inserted is formed in the continuous portion formed between the adjacent elongated holes.

That is, a round hole into which the fixing member can be inserted is formed between the adjacent elongated holes, and the supporting portions can be fixed to the mounting plate by utilizing the round hole. . As a result, the degree of freedom of the fixing position of each support portion is increased as compared with the case where the fixing member cannot be inserted between the adjacent long holes.

[0016] Further, it is possible to form, at two locations between the round hole and the elongated holes on both sides thereof, reinforcing portions which are continuous with each other and which are separated by the insertion portion. Therefore, by narrowing the width dimension of the reinforcing portion, that is, the pitch between the round hole and the long hole, the degree of freedom of the fixing position is increased, and the reinforcing portions on both sides of the round hole prevent the strength from being lowered.

[0017]

BEST MODE FOR CARRYING OUT THE INVENTION An embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is a diagram showing an electronic device housing rack 1 including a rack shelf according to the present embodiment, and the electronic device housing rack 1 houses electronic devices such as a server computer.

The electronic equipment housing rack 1 includes a casing 11 formed in a vertically long rectangular parallelepiped shape, and the casing 1
1 and a door 13 with a handle 12 for opening and closing the front opening. The casing 11 is composed of left and right wall surfaces 14 and 15 supported by a skeleton, a rear wall surface 16 and a top surface 17. A rack base 19 fixed to a floor 18 is provided below the casing 11. ing.

Support plates (not shown) are provided at the four corners of the bottom of the rack base 19, and the bridge members 21 bridged to the left and right support plates are mounted on the mount angles 2 as support columns.
2, 22 are fixed to the front and rear two positions so as to be movable back and forth. As shown in FIG. 2, a plurality of fixing holes for fixing the racks 23 are vertically arranged in these mount angles 22, ..

The rack shelf 23 is mounted on the mounting plate 31 on which electronic devices as articles are mounted, and on the left and right side portions of the mounting plate 31, and the mount angles 22 ,.
And left and right support members 32 and 33 fixed to the. The placing plate 31 is made of a rectangular metal plate having long sides in the depth direction, and flanges 34 bent downward are formed and reinforced on four sides of the metal plate. Left and right side surfaces of the mounting plate 31 are formed with left and right step surfaces 35 and 36 formed by laterally extending side flanges 34, respectively. Left and right insertion portions 37 and 38, into which bolts as fixing members for fixing the support members 32 and 33 are inserted, on the left and right side portions of the plate 31,
The step surfaces 35 and 36 are formed along the length direction.

As shown in FIG. 3, each of the insertion portions 37, 38 is provided with a plurality of elongated holes 41, ... Arranged along the step surfaces 36, 37 at a distance from each other. Slot 41,
Are formed in a vertically long shape that is long in the length direction of each step surface 35, 36. On each of the step surfaces 35, 36, continuous portions 42, ... Continuing on both left and right sides separated by the insertion portions 37, 38 are formed between the adjacent elongated holes 41, 41 for reinforcement. It has been subjected.

Further, in each continuous portion 42, ... Formed between the adjacent elongated holes 41, 41, round holes 52, ... With an inner diameter dimension into which a bolt 51 as a fixing member can be inserted are formed. The round hole 52 and the long holes 41 and 4 on both sides of the round hole 52.
Reinforcing portions 53, 53, which are continuous on both the left and right sides and are separated by the insertion portions 37, 38, are formed at two locations between the two.

On the other hand, the left and right support members 32 and 33 are, as shown in FIG. 2, front support portions 61 and 61 fixed to the front side of the mounting plate 31, and the rear side of the mounting plate 31. It is composed of two members, a rear support portion 62 and a rear support portion 62, which are fixed to each other. As shown in FIG. The supporting surface 63 that supports the stepped surfaces 35 and 36 from below and the standing surface 64 that stands up on the side edge of the supporting surface 63 are formed in an L-shaped cross section. As shown in FIG. 2, the length dimension L of the front support portions 61, 61 and the rear support portions 62, 62 is a value obtained by adding the length dimensions L of both support portions 61, 62,
The length is set to be sufficiently shorter than the length dimension of the long side of the placing plate 31.

Then, each of the supporting portions 61, 61, 62,
The bolts 5 are attached to both ends of the supporting surfaces 63, ...
Bolt holes (not shown) through which the bolts 1 and 51 are inserted are opened, and the bolts 51 and 51 inserted into the bolt holes are provided in either the long holes 41 or the round holes 52 of the step surfaces 35 and 36.
The support portions 61, 61, 62, and 62 can be fixed to the mounting plate 31 by inserting the nuts 71 and screwing the nuts 71 into the mounting plate 31.

Further, each of the supporting portions 61, 61, 62, 6
As shown in FIG. 3, bolt holes 82 through which the bolts 81 are inserted are also formed in the upright surfaces 64, ...
The bolt holes 82 are formed so as to be elongated in the standing direction of the standing surfaces 64 ,.
The insertion position of is finely adjusted up and down. As a result, the bolts 81, ... Inserted in the bolt holes 82 ,.
Each of the supporting portions 61, 61, 6 is inserted into one of the fixing holes provided in the ...
2, 62 are configured to be fixed to the mount angles 22, ..
The mounting plate 31 described above, which is supported by 2, 62, can be fixed at an arbitrary height.

In the present embodiment having the above-described structure, in the electronic equipment accommodating rack 1, the upright position of the mount angles 22, .. It may move back and forth depending on the position of the mount angle 2
The separation distance of 2 and 22 is changed.

Therefore, the mounting plate 31 according to the present embodiment.
The left and right support members 32, 33 for fixing the mounting angle 22 to the mount angles 22 ,. , 62, and the mounting plate 3 described above.
The step portions 35 and 36 on the first side are provided with the support portions 61,
Left and right insertion parts 37, 38 into which bolts 51, ... For fixing 61, 62, 62 are inserted are extended along the respective side parts. Therefore, the front and rear support parts 61, 6
1, 62, 62 are independently moved to positions corresponding to the front and rear mount angles 22, ..
1, ... are the insertion parts 37,
It is fixed with nuts 71, ...

As described above, the front support portions 61, 61 and the rear support portions 62, 62 for fixing the mounting plate 31 to the mount angles 22, ... Are independently moved back and forth and fixed at arbitrary places. can do. Therefore, the upright positions of the mount angles 22, ... In the electronic equipment housing rack 1 are moved back and forth according to the depth of the stored electronic equipment, and the mount angles 22 ,.
Even if the separation distance of is changed, this can be dealt with.

Therefore, the mount angle 22, ...
The cost can be reduced as compared with the conventional case in which the left and right support members that support the mounting plate 31 when the upright position is changed must be manufactured accordingly.

At this time, the total value of the length dimensions L of both the support portions 61 and 62 is set to be sufficiently shorter than the length dimension of the side portion forming the long side of the mounting plate 31. There is. Therefore, the support parts 61, 62 that are moved back and forth are moved.
It is possible to avoid the interference of the above, and it is possible to eliminate the trouble caused by the forward and backward movement.

The front and rear support parts 61, 6 are also provided.
1, 62, each insertion portion 3 on the side of the mounting plate 31 for fixing the 62
7, 38 are composed of a plurality of long holes 41, ... Arranged along the respective side portions so as to be spaced apart from each other, and the long holes 41 ,.
A continuous portion 42, which is continuous on both left and right sides and is separated by the insertion portions 37 and 38, is formed between them. Therefore, as compared with the case where each of the insertion portions 37 and 38 is formed by a notch formed continuously along each side of the mounting plate 31, the mounting plate on which the electronic device is mounted is mounted. The support rigidity of 31 can be improved.

Further, between the adjacent elongated holes 41, 41,
Round holes 52 into which bolts 51, ... For fixing the respective support portions 61, 61, 62, 62 are inserted are formed, and the respective support portions 61, 61 are utilized by utilizing the round holes 52. ，
62 and 62 can be fixed to the mounting plate 31.
Thereby, as compared with the case where the bolt 51 cannot be inserted between the adjacent elongated holes 41, 41,
The fixed position of each of the support portions 61, 61, 62, 62 can be given a degree of freedom.

Reinforcing portions 53, 53, which are continuous on both the left and right sides and are separated by the insertion portions 37, 38, are formed at two places between the round hole 52 and the elongated holes 41, 41 on both sides thereof. You can Therefore, the width of each of the reinforcing portions 53, 53, that is, the pitch between the round holes 52 and the elongated holes 41 can be narrowed to increase the degree of freedom of the fixing position, and the reinforcing portions are provided at two positions on both sides of the round holes 52. By forming 53, 53, a predetermined rigidity can be secured.

[0034]

As described above, in the rack shelf according to the first aspect of the present invention, the front support portion and the rear support portion provided on both sides for fixing the mounting plate to the support pillar are independent. You can then move it back and forth and lock it in any location. Therefore, the upright position of the support column in the electronic device housing rack is
This can be dealt with even in the case where the support device is moved back and forth according to the depth of the electronic device to be housed and the distance between the support columns arranged back and forth is changed.

Therefore, when the upright position of the support column is changed, the cost can be reduced as compared with the conventional case in which the support member for supporting the mounting plate had to be manufactured accordingly. it can.

At this time, the sum of the lengths of the two supporting portions is set to be shorter than the length of the side portion of the mounting plate. For this reason, it is possible to avoid the interference between the two support portions that are moved back and forth, and it is possible to prevent problems caused by the back and forth movement.

Further, in the rack shelf according to the present invention, the insertion portions of the side portions of the mounting plate for fixing the front and rear supporting portions are provided with a plurality of elongated holes arranged along the respective side portions so as to be spaced apart from each other. With this configuration, it is possible to form a continuous portion that is continuous on both sides and is separated by the insertion portion between the elongated holes. Thereby, as compared with the case where the insertion portion is formed by a notch portion continuously extending along each side portion of the placing plate,
The support rigidity of the mounting plate on which the article is mounted can be increased.

Further, in the rack shelf plate of the third aspect, a round hole into which a fixing member for fixing each of the supporting portions is inserted is formed between the adjacent long holes, and the round hole is formed. The respective supporting portions can be fixed to the mounting plate by utilizing the above. As a result, as compared with the case where the fixing member cannot be inserted between the adjacent long holes, the fixing position of each supporting portion can be provided with a degree of freedom.

Further, reinforcing portions can be formed at two places between the round hole and the elongated holes on both sides thereof so as to be continuous on both sides separated by the insertion portion. Therefore, by narrowing the width dimension of this reinforcing part, that is, the pitch between the round hole and the long hole, the rigidity is secured by forming the reinforcing part at both sides of the round hole while increasing the degree of freedom of the fixing position. can do.

[Brief description of drawings]

FIG. 1 is a perspective view showing an embodiment of the present invention.

FIG. 2 is a perspective view showing a rack shelf plate according to the same embodiment.

FIG. 3 is an enlarged view showing a front portion of the rack shelf board of the embodiment.

FIG. 4 is an enlarged view of a main part showing a state where a conventional shelf board is supported.

FIG. 5 is a perspective view showing a shelf board of the conventional example.

[Explanation of symbols]

1 Electronic device housing rack 22 Mount angle (support pillar) 23 Rack shelf 31 Placement plate 32 Left support member 33 Right support member 37 Left insertion part 38 Right insertion part 61 front support 62 rear support 41 slot 42 continuous section 51 bolts 52 round hole 53 Reinforcement part 71 nuts L length dimension

Claims (3)

[Claims] 1. A rack shelf board in which support members fixed to support columns standing upright in an electronic device housing rack are provided on both sides of a mounting plate on which articles are mounted. The front support part fixed to the front side of the writing plate and the rear support part fixed to the back side of the writing plate are composed of two members, and the sum of the lengths of both supporting parts is equal to the front. While setting the length dimension of both the supporting portions so as to be shorter than the length dimension of the side portion of the placing plate, the fixing member for fixing each supporting portion to each side portion of the placing plate described above. A shelf board for a rack, characterized in that an insertion portion into which the is inserted is extended along each side portion. 2. The insertion portion provided on each side portion of the mounting plate is constituted by a plurality of elongated holes arranged along each side portion so as to be spaced apart from each other, and both sides separated by the insertion portion. 2. The rack shelf board according to claim 1, wherein a continuous portion that is continuous is formed between the elongated holes. 3. The rack shelf according to claim 1, wherein a round hole having a size into which the fixing member can be inserted is formed in the continuous portion formed between adjacent elongated holes.