JPH1022646A - Foot structure of electronic device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To eliminate excessive space for parts or excessive installation space, with regard to the foot structure of an electronic device. SOLUTION: This foot structure has a block 10 for foot fixation which is fixed to the bottom wall of an electronic device 1 and in which a screw hole 10a is made toward the side of the electronic device 1, and both a fall-down preventive foot 3 and a caster 4 can be fixed by the screw 2 screwed into the screw hole 10a from the side of the electronic device 1, and the caster fixed to the block 10 for foot fixation in shifting of the electronic device 1 can be replaced with the fall-down preventive foot 4 at the time of installation.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a leg structure of an electronic device.

[0002]

2. Description of the Related Art FIG. 8 shows a conventional example of a leg structure used when installing a medium-sized or large-sized electronic device. In this conventional example, a caster 4 is provided on a bottom wall of the electronic device 1 to facilitate movement of the electronic device 1, and a fall prevention foot 3 for preventing the device from falling over after installation.
Is provided.

[0003]

However, in the above-described conventional example, the caster 4 is fixed to the bottom wall of the electronic device 1 and removed, although it becomes unnecessary after the electronic device 1 is installed at a predetermined position. However, since it is difficult to perform the mounting, it is in a state of being attached as it is, and there is a disadvantage that it is wasted.

Also, as shown in FIG. 8B, even when a plurality of electronic devices 1, 1... It is necessary to provide the distance d, and the installation space is wasted.

Further, when replacing the existing electronic device 1 with a device having a different specification, the fixing position of the fall prevention foot 3 does not match the mounting pitch of the anchor bolts installed on the floor, and a new one is required. There is a disadvantage that the work of burying the anchor bolt is required.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned drawbacks, and has as its object to provide a leg structure of an electronic device capable of eliminating waste of parts or installation space.

[0007]

According to the present invention, there is provided a leg fixing block 10 fixed to a bottom wall of an electronic device 1 and having a screw hole 10a formed on a side of the electronic device 1.
In the leg fixing block 10, both the fall prevention foot 3 and the caster 4 can be fixed by screws 2 screwed into the screw holes 10 a from the sides of the electronic device 1. This is achieved by providing a leg structure of an electronic device that can be replaced with the fall prevention foot 3 when the caster 4 fixed to the leg fixing block 10 is installed during movement.

The leg fixing block 10 includes a fall prevention foot 3 for fixing the electronic device 1 to the installation floor surface with an anchor bolt or the like and a caster 4 having wheels 43 for easily moving the electronic device 1. Both can be fixed, and when the electronic device 1 is moved, the caster 4 is selected, and when the electronic device 1 is fixed, the fall prevention foot 3 is selected and used.

The caster 4 and the fall prevention foot 3 can be easily exchanged by operating the screw 2 from the side of the electronic device 1. After installation, the caster 4 can be removed and used for another device. Therefore, it is possible to reduce the cost of the entire apparatus without wasting.

In the invention according to claim 2, the caster 4
Has a supporting piece 40 and a fixing piece 41, and the leg fixing block 10 is supported by the supporting piece 40, and is fixed to the leg fixing block 10 by screwing the fixing piece 41.
The guide piece 42 extending from the support piece 40 is fitted into the guide recess 5 formed on the bottom wall of the electronic device 1 to prevent the support piece 40 from rotating unnecessarily with respect to the housing of the electronic device 1. To prevent.

According to the third aspect of the present invention, there is provided a leg structure of an electronic device in which the fixing position of the fall prevention foot 3 can be changed. That is, the opening groove 6 is formed at the bottom wall side edge of the electronic device 1.
A fixed rail 6 in the form of a C channel is fixed to the electronic device 1 with the reference numeral 0 directed to the side. The slide piece 7 is slidably mounted in a hollow portion 61 of the fixed rail 6.

The slide piece 7 is connected to the tipping prevention foot 3 by a screw 2 passing through the opening groove 60. To fix the tipping prevention foot 3, the screw 2 is tightened from the tipping prevention foot 3 side to fix the slide piece 7. This is performed by inviting and fixing the fixed rail 6 between the slide piece 7 and the fall prevention foot 3.

Under the above configuration, when there is an existing anchor bolt, or when interference occurs with the fall prevention foot 3 of another adjacent electronic device 1, as shown in FIG. Can be slid to an arbitrary position along the fixing rail 6 to be fixed.

The fixed position of the fall prevention foot 3 is fixed rail 6
Can be set at any position of
As described in the above, it is also possible to form the positioning portion 62 at an appropriate position in the longitudinal direction of the fixed rail 6 and allow the fixing only at the position.

Further, when the casters 4 can be fixed to the fixed rails 6 as described in claim 5, waste of the casters 4 can be reduced.

[0016]

1 to 3 show an embodiment of the present invention. In the figure, reference numeral 1 denotes an electronic device, and a rectangular parallelepiped leg fixing block 10 is fixed to the back surface of the side edge of the bottom wall reinforced by appropriate means. The leg fixing block 10 is provided with a screw hole 10a into which a screw 2 for fixing a fall prevention foot 3 or a caster 4 to be described later is screwed.

Reference numeral 3 denotes a fall prevention foot, and a leg fixing block 10
And a floor fixing portion 31 extending outward from the device fixing portion 30. The floor fixing portion 31 has anchor bolts (not shown) embedded in the installation floor surface. Z)
An anchor bolt insertion hole 32 through which the screw 2 is inserted is formed, and a screw insertion hole 33 through which the screw 2 is inserted is formed in the device fixing portion 30.

Reference numeral 4 denotes a caster, a support piece 40 for supporting the bottom surface of the leg fixing block 10, and a fixed piece 4 having a screw insertion hole 33 opened upward from an end edge of the support piece 40.
1, and a wheel 43 is pivotally supported on the back surface of the support piece 40 so as to freely rotate. At the tip of the support piece 40, a guide piece 42 that fits into the guide recess 5 formed on the back surface of the device housing is extended, and when the guide piece 42 is fitted into the guide recess 5, the support piece 40 is displaced. Is prevented.

Therefore, in this embodiment, the caster 4 is mounted on the leg fixing block 10 at the time of shipment from the factory, and the electronic device 1 is installed by using the casters 4 to transport the electronic device 1 to the installation location. Then, the casters 4 are replaced with the fall prevention feet 3 at the installation site.

When replacing the fall prevention foot 3, the screw 2 is loosened from the side of the electronic device 1 with the replacement side slightly lifted, the caster 4 is removed, and the device fixing portion 30 of the fall prevention foot 3 is viewed from the same direction. Is easily fitted to the leg fixing block 10 and the screws 2 are screwed into the leg fixing block 10.

The electronic device 1 can be supported on the installation floor by casters 4 without using the fall prevention feet 3. In this case, an adjuster or a stopper of the casters 4 (not shown) is used. The movement of the electronic device 1 is prevented.

4 and 5 show another embodiment of the present invention. In this embodiment, casters 4 are mounted on the front and rear rear surfaces of the electronic device 1 as in FIG. 8, and fixed rails 6 are fixed on the side edge rear surfaces. The fixed rail 6 is a channel material having a C-shaped cross section, and has an opening groove 60.
Is fixed with the electronic device 1 facing the side of the electronic device 1. Also,
The hollow part 61 of the fixed rail 6 has a screw hole 10a at the center.
The slide piece 7 on which is formed is slidably inserted.

The fall prevention foot 3 is provided with an opening groove 6 of the fixed rail 6.
A device fixing portion 30 that abuts on the 0 side wall;
And a floor fixing portion 31 that is folded outward from the lower edge of the device. The device fixing portion 30 has a screw insertion hole 33 that can be fitted to the slide piece 7 and the floor fixing portion 31.
Is provided with an anchor bolt insertion hole 32.

Further, the fixed rail 6 is provided with a dowel (positioning portion 62) projecting at a predetermined pitch, and the fall prevention foot 3 is formed with a concave portion 62 'which can be fitted to the dowel 62. 6 fix the fall prevention foot 3 on the
It can be appropriately selected from an appropriate number of places that can be fitted to the dowels 62. FIG. 5B shows a case where a dowel is formed on the fixed rail 6 side, but a dowel may be formed on the fixed rail 6 by projecting a dowel on the fall prevention foot 3 side. It is.

Therefore, in this embodiment, when a plurality of electronic devices 1, 1... Are installed side by side, the fall prevention foot 3 temporarily fixed using the screw 2 to the slide piece 7 is fixed to the fixed rail. 6, the screw 2 may be tightened after the tipping prevention foot 3 is moved to a position where it does not interfere with the tipping prevention foot 3 of another adjacent electronic device 1 as shown in FIG. If an existing anchor bolt is present, the anchor bolt is inserted into the anchor bolt insertion hole 32.
After the tipping prevention foot 3 is moved to a position where the cantilever falls, the tipping prevention foot 3 may be fixed at that position.

In the above description, the case where the fall prevention foot 3 is attached to each two sides is shown. However, when the size or weight of the apparatus is increased, for example, three or four feet are added. In this case, by increasing the number of pieces, the strength per piece can be reduced and the cost can be reduced.

If the casters 4 can be fixed to the fixed rails 6 as shown in FIG. 6, the casters 4 are fixed to the fixed rails 6 only when moving, and then the casters 4 are removed and the caster 4 is It is also possible to support the electronic device 1 only by the casters 4 without replacing or using the fall prevention foot 3, and waste of parts can be reduced.

[0028]

As is apparent from the above description, according to the present invention, unnecessary casters can be removed after installation if desired, and the casters can be diverted to other devices.

[Brief description of the drawings]

FIG. 1 is an explanatory diagram showing the present invention.

FIGS. 2A and 2B are rear views of the electronic device, wherein FIG. 2A is a diagram illustrating a state where a fall prevention foot is mounted, and FIG. 2B is a diagram illustrating a state where a caster is mounted.

FIGS. 3A and 3B are front views of FIG. 2, in which FIG. 3A shows a state in which a fall prevention foot is mounted, and FIG. 3B shows a state in which a caster is mounted.

4A and 4B are diagrams showing another embodiment of the present invention, wherein FIG. 4A is an overall perspective view, and FIG. 4B is an enlarged view of a main part of FIG.

5A is a front view of FIG. 4, wherein FIG. 5A is a diagram illustrating a lower portion of the electronic device, and FIG. 5B is an enlarged view of a main part of FIG.

FIG. 6 is a diagram showing a modification of FIG. 4;

FIG. 7 is a diagram showing the operation of the present invention.

8A and 8B are views showing a conventional example, in which FIG. 8A is a rear view of an electronic device, and FIG. 8B is a plan view showing a state in which a plurality of electronic devices are arranged side by side.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Electronic device 10 Leg fixing block 10a Screw hole 2 Screw 3 Fall prevention foot 4 Caster 40 Supporting piece 41 Fixed piece 42 Guide piece 5 Guide concave part 6 Fixed rail 60 Opening groove 61 Hollow part 62 Positioning part 7 Slide piece

Claims (5)

[Claims] 1. A leg fixing block fixed to a bottom wall of an electronic device and having a screw hole formed toward a side of the electronic device, wherein the leg fixing block has a leg from a side of the electronic device. Both the fall prevention foot and the caster can be fixed by screws inserted into the screw holes. When the caster fixed to the leg fixing block is installed when the electronic device is moved, the electronic device can be replaced with the fall prevention foot. Leg structure. 2. The caster has a support piece for supporting a leg fixing block and a fixing piece to the leg fixing block. A guide piece extending from the support piece is provided on a bottom wall of the electronic device. 2. The leg structure of an electronic device according to claim 1, wherein a guide concave portion is formed to prevent the caster from being displaced by fitting. 3. A C-channel fixed rail fixed to a bottom wall side edge of the electronic device and having an opening groove directed to a side of the electronic device, and a slide slidably inserted into a hollow portion of the fixed rail. A leg structure of an electronic device, comprising: a piece; and a fall prevention foot connected to the slide piece by a screw passing through the opening groove, wherein a mounting position of the fall prevention foot can be changed along a longitudinal direction of the fixed rail. 4. A leg structure for an electronic device according to claim 3, wherein said fixed rail is formed with a positioning portion which is fitted to said fall prevention foot at an appropriate interval to position said fall prevention foot. 5. The electronic device according to claim 3, wherein a caster can be fixed to the fixed rail, and a caster fixed to the fixed rail can be replaced with a fall prevention foot when the electronic device is moved. The leg structure of the device.