JPH0431811Y2 - - Google Patents

Description

[Detailed description of the invention] (Field of industrial application) The present invention relates to a vibration isolation structure for OA equipment, etc. mounted on ships.

(Prior Art) Some OA equipment installed on ships and the like is susceptible to vibration, so it may be necessary to take anti-vibration measures.

In such cases, the dimensions, weight, and center of gravity of the equipment are measured, and multiple vibration isolators are placed at appropriate positions around the center of gravity of the equipment. However, measuring the center of gravity depends on the shape of the equipment. Since this cannot be done accurately, a mechanism is installed to correct the measured values and adjust the mounting position of the vibration isolating material in order to obtain the best vibration damping effect.

FIG. 3 is a perspective view of an example of a mounting state of a device provided with anti-vibration measures.

In Figure 3, 1 is the equipment, 2 is the mounting panel, and 3
is the casing.

The device 1 is attached to the mounting panel 2 of the housing 3 via a structure for adjusting the mounting position of the vibration isolating material as shown in Fig. 4. Conventionally, various structures have been used because it is necessary to ensure that the mounting position of the device 1 on the casing 3 does not change during adjustment.

FIG. 4 is an exploded perspective view showing essential parts of an example of a conventional structure for adjusting the mounting position of a vibration isolator.

In Figure 4, 1 is the equipment, 2 is the mounting panel, and 4
is an equipment mounting plate, 4a is a long hole provided in the equipment mounting plate 4, 5 is a fixing screw, 6 is an upper position adjustment plate, 6a is an elongated hole provided in the upper position adjustment plate 6, and 6b is an elongated hole provided in the upper position adjustment plate 6. In the screw holes provided, 7 is a fixing screw, and 8 is a vibration isolating material, for example, a vibration isolating rubber seat is used.
(hereinafter referred to as the anti-vibration rubber seat), 8a is the anti-vibration rubber seat 8
The screw hole 8b provided at the top of the vibration isolating rubber seat 8
9 is a nut, 1 is a screw insertion hole provided at the bottom of the
0 is the lower position adjustment plate, 10a is the lower position adjustment plate 1
0, 10b is a screw hole provided in lower position adjustment plate 10, 11 is a fixing screw, 12 is a housing mounting plate, 12a is a long hole provided in housing mounting plate 12, 12
b is a hole for a fixing screw 11 provided on the housing mounting plate 12, and 13 is a fixing screw. However, the long hole 4a of the equipment mounting plate 4 and the long hole 12 of the housing mounting plate 12
a is parallel to the length direction of the hole, and the long hole 6a of the upper position adjustment plate 6 and the long hole 10a of the lower adjustment plate 10 are parallel to each other in the length direction of the hole. It is perpendicular to the length direction of the elongated holes 4a and 12a.

A conventional vibration-proof rubber seat mounting position adjustment structure will be explained with reference to FIG.

A fixing screw 5 is attached to the device mounting plate 4 on which the device 1 is mounted.
The upper position adjusting plate 6 is attached to the upper part of the vibration isolating rubber seat 8 by means of fixing screws 7.

On the other hand, the casing mounting plate 12 is fixed to the mounting panel 2, and a lower position adjustment plate 10 is mounted on the casing mounting plate 12 with fixing screws 13. The lower part of the seat 8 is attached with a fixing screw 11 and a nut 9.

In this case, it is assumed that when the fixing screws 5 and 13 and 7 and 11 are fixed so that the relative positions of the elongated holes 4a and 12a and 6a and 10a coincide with each other, the device 1 is placed in the normal position.

Adjust the mounting position of the anti-vibration rubber seat one by one.

For example, to move the mounting position forward or backward, loosen the fixing screws 7 and 11 and insert the anti-vibration rubber seat 8 into the long hole 6.
After moving it along lines a and 10a, the fixing screws 7 and 11 are tightened to fix it. To move to the left or right, loosen the fixing screws 5 and 13. Since the upper and lower position adjustment plates 6 and 10 are fixed to the anti-vibration rubber seat 8, the long holes 4a and 12a can be inserted as they are.
After moving the fixing screws 5 and 1
Tighten and fix 3.

(Problems that the invention aims to solve) However, the structure of the conventional technology has a large number of component parts, is complex to process, and requires strength, making it expensive and heavy. . Further, there is a problem in that a large number of screws are required for assembly, making assembly troublesome and requiring a lot of time for position adjustment.

The purpose of this invention is to provide an inexpensive anti-vibration rubber seat mounting position adjustment structure that eliminates the aforementioned problems, reduces weight, reduces processing man-hours, improves workability, and shortens position adjustment time. shall be.

(Means for solving the problem) The present invention has an oval-shaped elongated hole in the center of a circular plate integrally formed with a small circular plate that can be rotated by fitting into the through holes provided on the equipment mounting plate and the housing mounting plate. The anti-vibration rubber seat is fixed by a fixing screw inserted through the elongated hole from above and below through the disc, and the anti-vibration rubber seat can be fixed by changing the position where the fixing screw is inserted through the elongated hole. The mounting position can be adjusted.

(Function) The small disk that is integrally formed with a small disk that can be rotated by fitting into the through holes provided in the equipment mounting plate and the housing mounting plate is inscribed in the through hole and can rotate 360 degrees, so that the The oval long hole provided in the center of the disk can be oriented in any direction.

Therefore, the directions of the elongated holes in the disk fitted to the equipment mounting plate and the case mounting plate are aligned, and the insertion positions of the fixing screws in the elongated holes are the same both at the top and bottom to provide vibration isolation. If you fix the rubber seat,
Since the mounting position of each anti-vibration rubber seat can be adjusted without changing the relative position between the casing and the equipment, adjustments can be easily made to obtain the best anti-vibration effect.

(Example) Figures 1a, 1b, and 2 are diagrams showing an embodiment of the present invention. Figure 1a is an assembled diagram of the vibration-proof rubber seat mounting position adjustment structure, and Figure 1b is FIG. 1A is a sectional view, and FIG. 2 is an exploded perspective view of an embodiment of the present invention.

1a, 1b, and 2, 1 is the device, 101 is the device mounting plate, 101a is the upper through hole, 102 is the upper fixing plate, 102a is the screw insertion hole, 103 is the lower fixing plate, 103a 103b is a fixing screw hole, 103b is a rubber seat mounting screw hole, 104 is a housing mounting plate, 104a is a lower through hole, 105 is a position adjustment plate, 105a is an oval long hole, 105b is a small circular plate, 7 is a fixing screw, 8 is a vibration-proof rubber seat, 8a is a fixing screw hole, 8b is a screw insertion hole, 14 is a rubber seat mounting screw, and 105c is an angle scale.

FIG. 1a is a side view of essential parts of an embodiment of the present invention. In FIG. 1a, the device 1 is the device mounting plate 10.
The device mounting plate 101 is sandwiched between a position adjustment plate 105 and an upper fixing plate 102, and is fixed to a vibration-proof rubber seat 8 with fixing screws 7. Since the anti-vibration rubber seat 8 is fixed to the lower fixing plate 103 by the rubber seat mounting screw 11 at the lower part, the housing mounting plate 104 is sandwiched between the position adjustment plate 105 and the lower fixing plate 103 and is fixed to the vibration-proofing by the fixing screw 7. It is fixed to the rubber seat 8.

The casing mounting plate 104 has a front part and a rear part, and the front part is fixed to the mounting panel 2 of the casing 3, and the rear part is also fixed inside the casing by the same structure as the front part.

FIG. 2 is an exploded perspective view of the assembly shown in FIG. 1. This will be explained in detail below with reference to FIG.

The vibration-proof rubber seat 8 is attached to the equipment mounting plate 10 at the upper part.
The fixing screw 7 inserted through the oval-shaped elongated hole 105a of the position adjustment plate 105 inserted from above into the upper through-hole 101a of 1 and the screw insertion hole 102a of the upper fixing plate 102 is inserted into the fixing screw hole of the vibration-proof rubber seat 8. 8a and is fixed to the device mounting plate 101.

The lower part of the anti-vibration rubber seat 8 is fixed to the lower fixing plate 103 by screwing the rubber seat mounting screw 14 into the rubber seat mounting screw hole 103b of the lower fixing plate 103, and the lower through hole 104a of the housing mounting plate 104 is fixed to the lower part of the vibration-proof rubber seat 8. The oval long hole 1 of the position adjustment plate 105 inserted from below
05a through the lower fixing plate 103.
It is fixed to the housing mounting plate 104 by screwing it into the fixing screw hole 103a.

As shown in FIG. 2, the position adjustment plate 105 is circular and its outer diameter is equal to that of the device mounting plate 101 and the case mounting plate 1.
Upper and lower through holes 101 provided in 04 respectively
a and 104a, and the small disk 10
5b is rotatable by fitting into the through holes 101a and 104a, and its thickness is made thinner than that of the device mounting plate 101 and the case mounting plate 104, and the fixing screw 7 is tightened. At this time, the equipment mounting plate 101 and the housing mounting plate 104 can be reliably fixed to the vibration-proof rubber seat 8.

Further, the upper fixing plate 102 and the lower fixing plate 103 are circular, and their diameter is larger than that of the fixing screw 7 on the position adjustment plate 105.
It should be of such a size that it will not come off the upper and lower through holes 101a and 104a even if it is moved to any position in the oval-shaped elongated hole 105a, and its thickness should have sufficient mechanical strength.

The position adjustment plate 105 is provided with an oval long hole 105a symmetrically from its center.
The fixing screw 7 can be moved within the length range a.

Fig. 1b shows the position adjustment plate 105
5a faces in the front-rear direction, and the position of the fixing screw 7 is shown to fix the vibration-proof rubber seat 8 at the center of the oval-shaped elongated hole 105a. Within this range, the position of the anti-vibration rubber seat 8 can be adjusted by moving the fixing screw 7.

In addition, the position adjustment plate 105 can rotate 360°.
Since the oval elongated holes 105a can be oriented in any direction, the movement direction of each of the plurality of vibration-proof rubber seats 8 can be changed as desired, thereby adjusting the positions of the vibration-proof rubber seats 8.

By attaching a scale 105c to the position adjustment plate 105, the direction of the oval-shaped elongated hole 105a can be accurately known, so that the vibration-proof rubber seat position adjustment work can be easily performed.

(Effects of the invention) As explained in detail above, according to the invention, by loosening the two upper and lower fixing screws, the mounting position of the anti-vibration rubber seat can be adjusted within the range of the oval long holes of the upper and lower position adjustment plates. The mounting position of the anti-vibration rubber seat can be adjusted easily by rotating the position adjusting plate while confirming the direction of the oval-shaped elongated hole using the scale engraved on the position adjusting plate to obtain the best anti-vibration effect. Adjustment work can be done easily.

In addition, since the mounting structure of the vibration-proof rubber seat is simple and mechanically rational and does not require reinforcement, it can be expected that the number of processing steps, weight, and cost can be reduced.

[Brief explanation of the drawing]

Figure 1a is a side view of an embodiment of the present invention, Figure 1b is a sectional view of an embodiment of the invention, Figure 2 is an exploded perspective view of an embodiment of the invention, and Figure 3 is an exploded perspective view of an embodiment of the invention. FIG. 4 is an exploded perspective view of an example of a conventional structure for adjusting the mounting position of a vibration isolator. 1... Equipment, 2... Mounting panel, 3... Housing,
4...Equipment mounting plate, 5...Fixing screw, 6...Upper position adjustment plate, 7...Fixing screw, 8...Vibration isolating rubber seat, 9...Nut, 10...Lower position adjustment plate, 1
1... Fixing screw, 12... Housing mounting plate, 13...
Fixing screw, 14...Rubber seat mounting screw, 4a...Long hole, 6a...Long hole, 6b...Screw hole, 8a...Fixing screw hole, 8b...Screw insertion hole, 10a...Long hole, 10b ...Screw hole, 12a...Long hole, 12b
... Screw hole, 12c ... Screw hole, 101 ... Equipment mounting plate, 101a ... Upper through hole, 102 ... Upper fixing plate, 102a ... Screw insertion hole, 103 ...
Lower fixing plate, 103a...Fixing screw hole, 103b
...Rubber seat mounting screw hole, 104...Case mounting plate,
104a... lower through hole, 105... position adjustment plate, 105a... oval long hole, 105b... small circular plate, 105c... angle scale.

Claims (1)

[Scope of Claim for Utility Model Registration] In a vibration-proof structure in which a device is attached to a housing through a vibration-proofing material, there is a device mounting plate for mounting the device that has an upper through hole near the end, and a device mounting plate that protrudes from one side and has an upper through hole. A small circular plate that can be rotated by fitting into a hole and a large circular plate with scales on the surface are integrally formed, and a position adjustment plate with an oval long hole passing through the center and a screw inserted through the center. has a hole,
An upper fixing plate, which is clamped between the vibration isolator and the device mounting plate, and the vibration isolator are screwed together with an upper fixing screw through the oval-shaped elongated hole so as to be movable; A lower through hole is provided in the housing mounting plate provided inside the body in parallel with the equipment mounting plate, opposite to the upper through hole of the equipment mounting plate, and the lower through hole has the same structure as the position adjustment plate. The small circular plate of the position adjustment plate is fitted from below, and the lower fixing plate, which is screwed onto the lower surface of the vibration isolator and has a screw hole in the center, can be moved freely by inserting the fixing screw at the bottom through the oval long hole. A structure that allows you to adjust the mounting position of the vibration isolating material, which features a screw-on structure.