JPH0739276Y2 - Rack-type electronic equipment enclosure mounting device - Google Patents

Description

[Detailed description of the device]

[0001]

The present invention relates to a rack case in which a pillar material is framed in a three-dimensional lattice, and a rack type electronic device housing is housed in the rack case. The present invention relates to a rack-type electronic device housing mounting device in which a front panel side portion is screwed and mounted by abutting against each other.

[0002]

2. Description of the Related Art A conventional rack-type electronic equipment housing attachment device will be described. As shown in FIG. 5, the rack case 101 has a pillar material framed in a three-dimensional lattice, the front surface and the back surface are opened, and the other surfaces are closed by panels as necessary. The front side is for inserting and mounting the rack type electronic device housing, and the back side is opened for wire connection to the rack type electronic device housing. Further, the rack-type electronic device housing 102 is
As shown in FIG. 6, the chassis 103 is in front of the chassis 103.
A front panel 104 having a larger width than the front width is fixed.

To mount the rack-type electronic device housing 102 on the rack case 101, the chassis 103 of the rack-type electronic device housing 102 is inserted from the front of the rack case 101, and the inner surfaces of both sides of the front panel 104 are attached to the rack case 101. Front pillar 10
The screws are inserted into both sides of the front panel 104 by abutting against the 5 · 105, and are screwed into the screw holes 106 · 106 of the front columns 105 · 105.

A rack type electronic device housing 102 is attached to a rack case 1
When the rack-type electronic device casing 102 is supported in this way by the 01, the rack-type electronic device housing 102 is supported in a cantilevered manner only on the front end with the front panel 104, so that a large amount of electronic circuit components inside the chassis 103 are incorporated, and thus it is heavy. Alternatively, when the depth of the chassis 103 is long, the inner portion is bent by its own weight as shown by the chain double-dashed line in FIG. The reference numeral 107 indicates the front panel 1.
A screw for screwing 04 to the front pillar 105 is shown.

In such a case, as shown in FIG. 8, a screw hole 111 is formed in the rear side portion of the rack type electronic equipment casing 102,
A reinforcing plate 114 having an L-shaped cross section is provided so as to cover the rear corner of the housing 102 in the vertical direction, and a through hole 112 is formed in the reinforcing plate 114 at a position corresponding to the screw hole 111. The screw 113 is passed through the screw 112, and the screw 113 is screwed into the screw hole 111 to prevent the rack-type electronic device housing 102 from bending due to its own weight.

[0006]

[Problems to be solved by the invention] Rack type electronic device housing
Insert the chassis 103 of 102 into the front of the rack case 101, and insert the inner surfaces of both sides of the front panel 104 into the rack case 10
Abut the front pillar 105 of 1 and insert the screws 107 ・ 107 on both sides of the front panel 104 to insert the screw holes 106 of the front pillar 105 ・ 105.
The rack type electronic device housing 102 is supported by the rack case 101 in a cantilevered manner by being screwed to 106, and in order to prevent the chassis 103 from bending, the reinforcing plate 114 having an L-shaped cross section is screwed into the rack type electronic device. If it is attached to the back of the device housing 102, a tool such as a screwdriver is required for attaching and detaching the rack-type electronic device housing 102 for repairs, etc., and the back side of the rack case 101 that is usually placed facing the wall is narrow. It is difficult to work in the place,
The work efficiency did not increase.

[0007]

In view of the above circumstances, the present invention requires a screwing operation to prevent deformation of the unit chassis as much as possible and to attach a reinforcing plate for preventing the deformation. The rack type electronic device housing is housed in a rack case in which the pillars are framed in a three-dimensional lattice, and both sides of the front panel inner surface of the rack type electronic device housing are abutted on both sides of the front of the rack case. In a mounting device for a rack-type electronic device housing in which a side portion of a front panel is screwed and mounted, a conical recess is provided on the rear surface of the rack-type electronic device housing, and the conical part of the rack-type electronic device housing is provided. A reinforcing plate having an L-shaped cross section is adhered to a surface facing the concave portion with an elastic covering material, and a conical convex portion is formed on the reinforcing plate at a corresponding position of the conical concave portion of the rack-type electronic device housing. Elastic coating on the concave Align your conical projection in contact with a mounting device of a rack-type electronic device housing comprising so as to bridging the reinforcing plate to the rear rack case.

[0008]

The reinforcing plate is formed by aligning the conical convex part of the reinforcing plate having the L-shaped cross section with the elastic covering material interposed in the conical concave part provided in the rear surface of the chassis of the rack type electronic equipment housing provided in multiple stages. When installed, the conical convex portion of the reinforcing plate supports the rack-type electronic device housing and does not bend. When removing the rack-type electronic device housing from the rack case, it is not necessary to handle screws on the back side of the rack case, and the rack-type electronic device housing can be removed from the reinforcing plate by simply pulling the rack-type electronic device housing to the front surface.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described in detail with reference to specific embodiments of the accompanying drawings. In FIG. 1, rack-type electronic device housings each containing an electronic circuit and electronic components are mounted vertically in multiple stages. That is, the rack-type electronic device housing 2 attached to the rack case 1 has the front panel 4 fixed to it that is wider than the front lateral width of the chassis 3.

To mount the rack-type electronic device housing 2 on the rack case 1, the chassis 3 of the rack-type electronic device housing 2 is inserted from the front of the rack case 1, and the inner surfaces of both sides of the front panel 4 are attached to the rack case 1. The screws 7 are inserted into the notches 6 provided on both sides of the front panel 4 by being brought into contact with the front pillar 5 and the holes 8 formed in the front pillar 5, and are screwed into the front pillar 5.

A rear plate member constituting the chassis 3 is recessed in a truncated cone shape on both rear sides of the rack type electronic equipment housing 2, and a conical recessed portion 11 having an insertion hole 10 is recessed in the inner part thereof. The surface of the rack-type electronic device housing 2 facing the conical recess 11 has L
The reinforcing plate 12 having a shaped cross section is adhered to the elastic covering member 13 such as vinyl chloride. In addition, the conical recess of the rack-type electronic device housing 2
A plate material forming the reinforcing plate 12 is formed in a truncated cone shape at a position corresponding to 11, and a conical convex portion 15 having an insertion hole 14 is formed in the frontmost protruding portion thereof.

The conical convex portion 15 of the reinforcing plate 12 is attached to the conical concave portion 11 of the rack-type electronic device housing 2 so that the elastic covering member 13 is brought into contact with the conical concave portion 11 and is fitted to the rear surface of the rack case 1. FIG. 2 shows a state in which the conical convex portion 15 of the reinforcing plate 12 is fitted into the conical concave portion 11 on the back surface of the rack-type electronic device housing 2. Conical convex portion 15 of the reinforcing plate 12
Supports the conical recess 11 of the rack-type electronic device housing 2 and prevents the rack-type electronic device housing 2 from bending. It is possible to easily attach and detach the rack type electronic device casing 2 by eliminating the screw attaching and detaching work on the rear surface side of the rack type electronic device casing 2. Since the elastic covering material 13 is interposed between the conical concave portion 11 and the conical convex portion 15, the reinforcing plate 12 elastically supports the rack type electronic device housing 2 and also the rack type electronic device housing. Even if the gap between the conical concave portions 11 of the body 2 and the gap between the conical convex portions 15 of the reinforcing plate 12 have some deviation due to mounting error or manufacturing error,
The elastic coating material 13 absorbs.

FIG. 3 shows a conical concave portion 11 and a conical convex portion for further firmly fixing the rack type electronic equipment casing 2.
The state where the snap ring 16 is used in the part where 15 and 15 match is shown. When removing the rack type electronic device housing 2,
The pusher 17 of the snap ring 16 is pulled back and pulled out, and the rack type electronic device housing 2 is removed from the rack case 1.

FIG. 4 shows that when the rack-type electronic device housing 2 is wide in the vertical direction, conical recesses 11 are provided on the rear surface of the chassis at two upper and lower positions, and the conical protrusions are provided on the reinforcing plate 12 at the positions opposite to these.
It shows a state in which 15 is raised.

[0015]

As described above, according to the present invention, the rack type electronic device housing is housed in the rack case in which the pillar material is framed in a three-dimensional lattice, and the front panel of the rack type electronic device housing is provided on both front sides of the rack case. In a rack-type electronic equipment casing mounting device in which both sides of an inner surface are brought into contact with each other and a side portion of a front panel is screwed, a conical concave portion is provided on a rear surface of the rack-type electronic equipment casing, A reinforcing plate having an L-shaped cross section is adhered to a surface of the electronic device housing facing the conical recess with an elastic coating material, and a conical convex portion is formed on the reinforcing plate at a corresponding position of the conical recess of the rack type electronic device housing. A rack-type electronic device housing attachment device is formed by abutting an elastic coating material on the conical concave portion to match the conical convex portion with a reinforcing plate installed on the back surface of the rack case. Type electronic device housing flexes due to its own weight It can be prevented. In addition, when attaching the reinforcing plate of L-shaped cross section to the back of the rack type electronic equipment casing with a snap ring, a tool such as a screwdriver is not required for attaching and detaching the rack type electronic equipment casing, and the rack type electronic equipment casing usually faces the wall surface. It is easy to work in a narrow space on the back side of the rack that is placed, which improves work efficiency.

[Brief description of drawings]

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

FIG. 2 is a vertical sectional view of a specific embodiment of the present invention.

FIG. 3 is a vertical sectional view of another embodiment of the present invention.

FIG. 4 is a vertical sectional view of still another embodiment of the present invention.

FIG. 5 is a perspective view of a conventional rack case.

FIG. 6 is a perspective view of a conventional rack-type electronic device housing.

FIG. 7 is a side view illustrating a state where a conventional rack-type electronic device housing is attached to a rack case and is bent.

FIG. 8 is an oblique perspective view showing a state in which a reinforcing plate is attached to prevent bending of a conventional rack-type electronic device housing.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Rack case 2 ... Rack type electronic device housing 4 ... Front panel 11 ... Conical recess 12 ... Reinforcing plate 13 ... Elastic coating 15 ... Conical projection

Claims (1)

[Scope of utility model registration request] 1. A front panel in which a rack-type electronic device housing is housed in a rack case in which a pillar material is framed in a three-dimensional lattice, and both sides of a front panel inner surface of the rack-type electronic device housing are brought into contact with both front side portions of the rack case. In a rack-type electronic equipment housing mounting device in which side portions are screwed and mounted, a conical recess is provided on the rear surface of the rack-type electronic equipment housing, and the conical recess of the rack-type electronic equipment housing is provided. A reinforcing plate having an L-shaped cross section is adhered to the opposing surface with an elastic covering material, and a conical convex portion is formed on the reinforcing plate at a corresponding position of the conical concave portion of the rack-type electronic device housing. An apparatus for mounting a rack-type electronic device casing, wherein an elastic covering material is brought into contact with a conical convex portion so that a reinforcing plate is installed on the back surface of the rack case.