JPH0717183Y2 - Equipment box support device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial field of use] The present invention relates to a device box supporting device such as a moving cubicle that supports a device box containing various electric devices in an outer box.

[Conventional technology]

Generally, the traveling cubicle is configured as shown in FIG.

In the figure, 1 is a moving vehicle, 2 is a bed of the moving vehicle 1,
3 is a transformer placed almost in the center of the loading platform 2 and 4 is the loading platform 2
A base 5 installed at the rear part is a cubicle mounted on the base 4, and is configured as shown in FIG.

In FIG. 6, a cubicle outer box, 7 is a vehicle traveling direction of the outer box 6, two right doors of a double-opening type whose right side faces are openably and closably closed, and 8 is a vehicle traveling direction of the outer box 6. Two left doors of the double-opening type that open and close the left side face toward each other, 9 are a plurality of bushings fixed to the top plate 10 of the outer box 6, 11 is a circuit breaker provided in the outer box 6, 12 is a connecting conductor, 13
Is a device box and is provided in the outer box 6.

14 is a door that opens and closes the left side surface of the equipment box 13 in the vehicle traveling direction so as to be openable and closable, 15 is a plurality of control electrical equipment attached to the door 14, and 16 is a plurality of equipments housed in the equipment box 13. It is an electric device for control of.

Further, the device box 13 is supported in the outer box 6 by a device box support device having a vibration isolation function so that the devices 14 and 15 are not damaged by vibrations such as movement of the vehicle 1.

That is, in FIG. 6, 17 is a plurality of lower vibration isolation means fixed to the bottom plate 18 of the equipment box 13 and the bottom plate 19 of the outer box 6 to support the equipment box 13, and 20 is a plurality of upper vibration isolation means. Yes, each of them consists of a shock absorber fixed to a fixed portion (not shown) located outside the upper part of the equipment box 13, and is arranged on the three surfaces on the right side of the equipment box 13 in the front, rear and vehicle traveling directions. The shock absorber is the equipment box
Abutting on 13.

Further, each lower vibration isolation means 17 is configured as shown in FIG. 7, and in the figure, 17a and 17b are lower and upper weights formed by integrally providing a small-diameter and a large-diameter cylindrical body on a flat plate. Coalesced 17a,
17b, the cylinder of the lower polymer 17a is located inside the cylinder of the upper polymer 17b and both polymers 17, 17b are polymerized in a concentric cylindrical shape, and outside the upper end of the cylinder of the lower polymer 17a. The engagement between the protruding engaging portion and the engaging portion protruding inward of the lower end of the cylindrical body of the upper polymer 17b prevents the polymers 17a and 17b from being separated from each other.

Reference numeral 17c is a wavy pad provided on the inner surface of the bottom of the cylindrical body of the upper polymer 17b, and 17d is a plurality of springs arranged between the pad 17c and the bottom of the cylindrical body of the lower polymer 17a.

The lower vibration isolator 17 prevents the vertical vibration of the outer box 6 from being transmitted to the equipment box 13.

On the other hand, the transmission of the horizontal vibration of the outer box 6 to the equipment box 13 is
This is prevented by the upper vibration isolation means 20.

[Problems to be solved by the device]

In the case of the conventional supporting device, on the side of the door 14 on the left side of the equipment box 13, it is not possible to dispose the upper vibration isolation means 20 for the convenience of opening and closing the door 14, and therefore, in the vehicle traveling direction of the equipment box 13. There is a problem that it is not possible to deal with the shaking to the left.

It should be noted that it is conceivable to fix the right upper vibration isolator 20 to the equipment box 13 in order to deal with the equipment box 13 swaying to the left, but in this case, it is not possible to cope with the swaying in the vertical direction.

Further, since the fixing portions of the respective upper vibration isolation means 20 have to be provided on the front side, the rear side and the right side outside the equipment box 13, there is a problem that the layout inside the outer box 6 becomes extremely complicated.

The present invention has been made with the above points in mind, and it is an object of the present invention to simply and easily reliably prevent the vibration of the outer box in the vertical direction and the front-rear, left-right direction from being transmitted to the equipment box.

[Means for Solving the Problems]

In order to achieve the above-mentioned object, in the equipment box supporting device of the present invention, the equipment box is provided in the outer box and accommodates various electric devices, and is fixed to the bottom plate of the equipment box and the bottom plate of the outer box. Lower vibration isolation means that supports the equipment box by preventing vertical vibration of the equipment from being transmitted to the equipment box, an opening formed in the center of the top plate of the equipment box, and a flat plate that abuts on the inner surface of the top plate of the equipment box. On the upper side, a concave body integrally formed with a tubular body through which an opening is inserted, and a bolt through which a flat plate is inserted from the inside of the equipment box are screwed into the nut of the top plate of the equipment box, and the concave body is attached to the top board of the equipment box. The fastening means mounted in the center, the convex body formed to project downward on the inner surface of the top plate of the outer box, and located in the concave body, and the convex body disposed on the inner peripheral surface of the concave body and surrounding the convex body. Formed by a cushioning body, a concave body, a convex body and a cushioning body, it prevents the vibration of the outer box in the front, rear, left and right directions from being transmitted to the equipment box. And an upper vibration isolation means.

[Action]

In the equipment box supporting device of the present invention constructed as described above, the lower vibration isolating means prevents the vertical vibration of the outer box from being transmitted to the equipment box, thus forming the concave body, the convex body and the buffer body. The upper vibration isolating means prevents contact between the concave body and the convex body by the cushioning body and prevents the vibration of the outer box in the front-rear direction from being transmitted to the equipment box.

Further, since the upper vibration isolating means can achieve the vibration isolation in all of the front-rear and left-right directions, the transmission of the vibration in the up-down direction and the front-rear, left-right direction of the outer box to the equipment box is reliably prevented.

Moreover, the upper vibration isolating means is not restricted by the installation of the door of the equipment box or the like, and it is not necessary to provide a fixing portion around the equipment box, so that the layout inside the outer box is not complicated.

Also, so that the opening in the center of the top plate of the equipment box is closed, a concave body is attached from the inside of the equipment box to the center of the top plate of the equipment box with bolts and nuts, and by this attachment, the concave body is placed outside the concave body. Since the convex body on the inner surface of the top plate of the box is located, the convex body can be easily located in the concave body.

〔Example〕

One embodiment will be described with reference to FIGS. 1 to 4.

In these drawings, the same reference numerals as those in FIGS. 5 to 7 indicate the same or corresponding ones, 21 is an opening formed in the center of the top plate 22 of the equipment box 13, and 23 is a cross section on a rectangular flat plate 23a. It is a concave body formed by integrally providing a rectangular tubular body 23b, the tubular body 23b is inserted into the opening 21 from the inside of the device box 13, and the flat plate 23a abuts the inner surface of the top plate 22 at the periphery of the opening 21. There is.

Reference numeral 24 denotes a plurality of bolts that are inserted through the top plate 22 from the inside of the equipment box 13, and 25 is a plurality of nuts on the outer surface of the top plate 22 to which the bolts 24 are screwed.
23 is attached to the center of the top plate 22.

Reference numeral 26 denotes a quadrangular prism-shaped convex body formed on the inner surface of the top plate 10 of the outer box 6, and is located inside the cylindrical body 23b of the concave body 23. Reference numeral 27 denotes a cushioning body such as a cushion, which is arranged on the inner peripheral surface of the cylindrical body 23b and surrounds the convex body 26. 28 is concave body 23, convex body 2
It is an upper vibration isolator formed by 6 and the buffer body 27.

The vertical length of the opening on the left side of the outer box 6 in the vehicle traveling direction is set to be longer than the height of the equipment box 13, and the equipment box 13 is stored in the outer box 6 from this opening. It

Further, when installing the housed device box 13 in the outer box 6, as shown in FIG. 1, first insert the device box 13 to the position of the one-dot chain line in the outer box 6, and then, The bottom plate 18 of the equipment box 13 is fixed to the lower vibration isolation means 17 fixed to the bottom plate 19 of the box 6, and the concave body 23 is attached to the equipment box 13 from the inside and fixed, and the convex body 26 is formed into the concave body. The device box 13 is supported inside the outer box 6 by being positioned inside the cylindrical body 23b of 23.

At this time, the vertical vibration of the outer case 6 is prevented from being transmitted to the equipment case 13 by the lower vibration isolator 17, as in the conventional case.

Further, even if the convex body 26 vibrates in the front-rear, left-right direction together with the outer case 6, this vibration is restricted by the concave body 23 and the convex body 26,
Moreover, the cushioning body 27 does not directly contact the concave body 23 and the convex body 26, and the vibration of the convex body 21 is absorbed. The transmission of vibrations to the equipment box 13 is prevented.

Further, since the upper vibration isolator 28 is formed by the concave body 23, the convex body 26 and the buffer body 27 and is provided on the top plate 22 side of the equipment box 13, like the conventional vibration isolator 20 of FIG. In addition, there is no restriction on the installation of the equipment box 13 due to the door 14 or the like, and there is no need to provide a fixing part or the like around the equipment box 13, so that the layout inside the outer box 6 does not become complicated, and the configuration is simple. The transmission of all vibrations of the outer box 6 in the front, rear, left and right directions to the equipment box 13 is prevented.

Further, bolts 2 are attached to the top plate 22 of the equipment box 13 housed in the outer box 6.
4, the concave body 23 is mounted from the inside of the equipment box 13 with the nut 25, and by this mounting, the convex body 26 on the inner surface of the top plate 10 of the outer box 6 is replaced by the concave body 23.
Since it is located inside, the convex body 26 can be easily located inside the concave body 23, and there is an advantage that it can be easily assembled and formed.

The convex body 26 may be mounted on the outer box 6 from the outside.

Further, the convex body 26 may have a cylindrical shape, and in this case,
The cylindrical body 23b of the concave body 23 is formed into a cylindrical shape, and the buffer body 2 is provided on the inner peripheral surface thereof.
7 should be provided.

Further, in the above-mentioned embodiment, the case where it is applied to the traveling cubicle has been described, but the present invention is not limited to this,
Needless to say, the present invention can be applied to various cases where the outer box vibrates structurally and the vibration is not transmitted to the equipment box in the outer box.

[Effect of device]

Since the present invention is configured as described above, it has the following effects.

A device box that vertically vibrates the outer case 6 by means of the lower vibration isolation means 17.
The transmission to 13 is prevented, and the concave body 23, the convex body 26 and the buffer 2
By the upper vibration isolation means 28 formed by 7, the concave body 23 and the convex body 2
The shock absorber 27 prevents contact with 6 and the like, so that the vibration of the outer box 6 in the front-rear and left-right directions is prevented from being transmitted to the equipment box 13.

At this time, since the upper vibration isolator 28 achieves vibration isolation in all the front-rear and left-right directions, it is possible to reliably prevent the vibration of the outer box 6 in the up-down direction and the front-rear, left-right direction from being transmitted to the equipment box 13.

Moreover, since the upper vibration isolation means 28 is not restricted by the installation of the door of the equipment box 13 and the fixing portion does not need to be provided around the equipment box 13, the layout inside the outer box 6 may be complicated. Absent.

Further, a concave member 23 is attached from the inside of the equipment box 13 to the center of the top board 22 of the equipment box 13 with a bolt 24 and a nut 25 so as to close the central opening 21 of the top board 22 of the equipment box 13. With this mounting, the convex body on the inner surface of the top plate 10 of the outer box 6 is accommodated in the concave body 23.
Since the 26 is located, the convex body 26 can be easily located in the concave body 23.

Therefore, it is possible to simply and easily prevent the vibration of the outer box 6 in the up-down direction and the front-rear, left-right direction from being transmitted to the equipment box 13. For example, the traveling cubicle can be protected from the vibration peculiar to the traveling vehicle. .

[Brief description of drawings]

1 to 4 show one embodiment of the equipment box supporting device of the present invention, FIG. 1 is a cutaway rear view in a separated state, FIG. 2 is a partially cutaway rear view of the whole, and FIG. 4 is a sectional plan view of a concave body, FIGS. 5 and 6 are side views and a partially cut rear view of a general traveling cubicle, and FIG. 7 is a partial cross section of a conventional example. It is a figure. 6 …… Outer box, 10 …… Outer box top plate, 13 …… Equipment box, 17 ……
Top anti-vibration means, 21 ... opening, 22 ... top of equipment box, 23 ...
… Concave body, 23a …… Plate, 23b …… Cylinder, 24 …… Bolt,
25 …… Nut, 26 …… Convex body, 27 …… Cushioning body, 28 …… Upper vibration isolator.

Claims (1)

[Scope of utility model registration request] 1. A device box provided in an outer box for accommodating various electric devices, and fixed to a bottom plate of the device box and a bottom plate of the outer box to the device box of vertical vibration of the outer box. Lower vibration isolating means for supporting the equipment box by preventing transmission of the above, an opening formed in the center of the top plate of the equipment box, and the opening on a flat plate abutting the inner surface of the top plate of the equipment box. A concave body integrally formed with the inserted tubular body and a bolt inserted through the top plate from the inside of the equipment box are screwed into a nut of the top plate of the equipment box, and the concave body is attached to the top of the equipment box. The fastening means mounted in the center of the plate, the convex body formed to project downward on the inner surface of the top plate of the outer box, and located in the concave body, and the convex body arranged on the inner peripheral surface of the concave body. A cushioning body surrounding a cylindrical body, the concave body, the convex body, and the cushioning body, and the front and rear of the outer box. A device box support device comprising: an upper vibration isolator that prevents lateral vibration from being transmitted to the device box.