JP4223466B2 - Equipment fall prevention device - Google Patents

Description

The present invention relates to an apparatus for preventing an accident in which various devices such as a vending machine standing on an installation floor are overturned due to strong external vibration such as an earthquake.

Generally, the vending machine is erected on the installation floor via support legs attached to the bottom four corners of the vending machine main body. The support leg includes a level adjusting screw shaft portion that is screwed into the female screw portions at the bottom four corners of the vending machine body, and a circular seat base portion that is connected to the hexagonal portion at the lower end of the shaft portion. The level of the vending machine is adjusted by appropriately rotating the shaft portion with a wrench fitted to the hexagonal portion.

Various improvements have been made to prevent the vending machine from falling forward, and one of them uses a fall prevention plate (see Patent Document 1).
The fall prevention plate includes a portion on which the seat base portion of the support leg is placed, a portion extended so as to protrude forward from the lower surface area of the vending machine main body, and the seat base portion placing portion. The holding portion extends upward and is fixed to the side surface of the vending machine main body by bolting.

However, in such a fall-preventing plate, the protruding portion protruding on the road surface not only becomes an obstacle when a pedestrian passes, but also on the side of the fixing target side when the holding portion is bolted and fixed. Because it is necessary to secure sufficient working space, it cannot be applied when other vending machines are already installed on the side or when there are buildings or structures that cannot be removed. It was.

Further, even when a sufficient working space can be secured, the fall prevention plate is applied only to the front support leg of the two front and rear support legs and around the rear support leg. There is no means to prevent falling, so if excessive external vibration is applied to the vending machine, the rear support legs will rise from the installation floor and the vending machine may fall There was sex.

Place the fall prevention plate on the rear side of the vending machine, secure the lower horizontal plate part of the fall prevention plate to the installation floor with anchor bolts, and place the upper horizontal plate part of the fall prevention plate in the side recess of the vending machine There has also been proposed a fall prevention device for a vending machine that is inserted into the vending machine and bolted and fixed to the side of the vending machine with an intermediate vertical plate portion of the fall prevention plate (Patent Document 2).

However, also in this overturn prevention device, it is necessary to secure a sufficient working space on the side of the side surface to be fixed when fixing the bolts of the lower horizontal plate portion and the intermediate vertical plate portion to the side. It could not be applied when other vending machines were already installed, or when there were buildings or structures that could not be removed.

Japanese Patent No. 3575254 Japanese Patent Laid-Open No. 9-22483

The problem of the present invention is that even if existing equipment or a structure or structure that cannot be moved and removed exists on the side of the installation target area, the installation work can be performed with good workability without being disturbed or hindered by them. It is to provide a device for preventing overturn of equipment.

The main features of the present invention are a base plate 11 and a guide rail 1 which are arranged along the front-rear direction of the device main body 37 provided with four support legs 32 at the bottom, right and left , and fixed to the installation floor surface 10 ; The carriage 16 is stored inside the guide rail 1 and is movable along the front-rear direction of the device main body 37 , and a stopper 42 for stopping the front-rear movement of the carriage 16 .
Mounting blades 4 and 5 are horizontally connected to the lower ends of the left and right upright plates 2 and 3 of the guide rail 1 having a cross-sectional groove type, and the upper surface plate portion 40 of the guide rail 1 has a rear side. A slot 41 through which the shaft portion 36 of the support leg 32 passes is formed along the front-rear direction of the device main body 37 , leaving the region, and the mounting blade portions 4, 5 are overlapped with the base plate 11. It is fastened and fixed to the installation floor 10 by anchor bolts 6 and 7,
The carriage 16 includes a frame member 17 made of a groove mold material, front wheels 20 mounted in front portions of left and right side plate portions 18 and 19 of the frame member 17, and rear sides of the left and right side plate portions 18 and 19. It consists of a rear wheel 21 mounted in the part,
A cylindrical bearing 26 fitted to the front axle 24 is fitted to the shaft hole 27 of the left and right side plate portions 18, 19, and a cylindrical bearing 28 fitted to the rear axle 25 is arranged to the left and right sides. A pair of left and right cover plates 30, 31 that are fitted in the shaft holes 29 of the plate portions 18, 19 and that are in contact with the outside of the frame member 17 and fastened by screws 44 are provided from the shaft holes 27, 29. The axles 24 and 25 are prevented from falling off, and the top plate portion of the frame member 17 constitutes a mounting plate portion 34 on which the seat plate portion 33 of the support leg 32 is mounted. Remaining horizontal portions 40a and 40b of the upper surface plate portion 40 of the guide rail 1 on both the left and right sides of the slot 41 are opposed to the upper surface of the portion 33 ,
The stopper 42 is made of bolts, and is used for retaining at the end of the stopper 42 in which the left and right upright plate portions 2 and 3 of the guide rail 1 and the left and right side plate portions 18 and 19 of the frame member 17 are inserted in the transverse direction. The nut 43 is screwed together .

In the fall prevention device of the present invention, the two left and right guide rails 1 are fixed at predetermined positions on the installation floor 10 before the equipment is carried into the installation target area, and are drawn forward from the respective guide rails 1. said respective seat panel 33 of the front, rear, right and left four support legs 32 of the device 37 to置版portion 34 mounting the left and right two of the carriage 16 is placed, then, moving the right and left two of the carriage 16 rearwardly allowed are each carriage 16 is stored in the respective guide rail 1, wherein the stopper 42 is intended to move the carriage 16 is prevented, the installation floor surface 10 of the guide rail 1 and the base plate 11 Can be fully done by workers entering the installation target area, so even if there are existing equipment or structures or structures that cannot be moved and removed on the side of the installation target area, Without receiving any trouble or be disturbed in these, it performed well workability of the installation work.

In the fall prevention device of the present invention, the guide rail 1 and the base plate 11 are fixed to the installation floor 10 by anchor bolts 6 and 7 , and the carriage 16 is stored in the guide rail 1 . In the state where the shaft portions 36 of the support legs 32 stand upright from the slots 41 of the guide rails 1, the remaining upper surface plate portions on the left and right sides of the slots 41 on the upper surfaces of the seat base portions 37. Since the horizontal portions 40a and 40b face each other, the front and rear support legs 32 are firmly restrained and held on the installation floor 10 via the carriage 16 and the guide rail 1 , and a large external vibration is generated. Even if it receives, the support leg 32 of the back side does not float and it does not cause the device 37 to fall, and the fall prevention effect is great.

In the illustrated embodiment, the guide rail 1 is formed into a cross-sectional groove shape by pressing a metal plate, and mounting wing plate portions 4 and 5 are provided horizontally at the lower ends of the left and right upright plate portions 2 and 3. , Wing plate part 4,
5, through holes 8 and 9 for insertion of a plurality of front and rear anchor bolts 6 and 7 are formed. A base plate 11 made of a metal plate is inserted between the guide race 1 and the installation floor 10.
1, through holes 12 and 13 for insertion of anchor bolts 6 and 7 are formed.
The guide rail 1 and the base plate 11 are placed on the installation floor surface 10 in a superimposed state, and the installation floor surface 1
The anchor bolts 6, 7 installed at a predetermined position of 0 are passed through the through holes 12, 13 of the base plate 11 and the through holes 8, 9 of the wing plates 4, 5, and nuts are placed on the protruding portions of the anchor bolts 6, 7. By screwing 14 and 15 and tightening, they are fixed to the installation floor 10.

The carriage 16 includes a frame member 17 made of a metal channel member, a front wheel 20 mounted in a front portion of the left and right side plate portions 18 and 19 of the frame member 17, and a rear side of the left and right side plate portions 18 and 19. It is comprised with the rear side wheel 21 with which the part was mounted | worn. A split groove 22 into which the front wheel 20 enters is formed at the front end of the base plate 11, and the front wheel 20 is in direct contact with the installation floor 10.

A rear end edge portion of the split groove portion 22 is cut and raised vertically to form a braking protrusion 23 that defines a pushing limit of the carriage 16, and an upper end edge of the braking protrusion 23 is an axle 24 of the front wheel 20. It protrudes above the level. The rear wheel 21 is placed on the upper surface of the base plate 11, and the axle 25 of the rear wheel 21 is positioned higher than the axle 24 of the front wheel 20 by the thickness of the base plate 11. .
A cylindrical bearing 26 fitted to the front axle 24 is fitted to the shaft holes 27 of the left and right side plate portions 18 and 19. Cylindrical bearings 28 fitted to the rear axle 25 have the left and right side plate portions 18,
19 shaft holes 29 are fitted.

A pair of left and right cover plates 30, 31 are attached to the outside of the frame member 17, and a plurality of screws 4
4 is fastened and fixed to the left and right side plate portions 18 and 19. These cover plates 30,
31 prevents the axles 24 and 25 from dropping from the shaft holes. Cover plate 3
The front end portions 30a and 31b of 0 and 31 are bent inward at a right angle, and the front end surfaces are abutted against each other. Similarly, the rear end portions 30b and 31b of the cover plates 30 and 31 are also bent inward at a right angle, and the front end surfaces are abutted against each other.
The upper surface plate portion of the frame member 17 constitutes a placing plate portion 34 on which the seat base portion 33 of the support leg 32 is placed. The front end portion of the mounting plate portion 34 is cut and raised vertically to form a restraining portion 35 with which the seat base portion 33 of the support leg 32 on the front side can abut.

The shaft portion 36 of the support leg 32 is composed of a level adjusting bolt, and a female screw portion 38 at the bottom of the device 37.
Screwed into. A rotary operation tool such as a spanner is hung on the hexagonal portion 39 at the lower end of the shaft portion 36, and the installation level of the device 37 is adjusted by increasing or decreasing the protruding length of the shaft portion 36 from the bottom surface of the device. The seat part 33 is rotatably connected to the shaft part 36.
The upper surface plate portion 40 of the guide rail 1 leaves only the rear region, and the passing slot 4 of the shaft portion 36 is left.
1 is formed. Remaining portions 40a of the upper surface plate portion 40 on the left and right sides of the slot 41,
40b faces the seat base 33 and prevents the seat base 33 from being lifted.

After placing the seat portion 33 of each support leg 32 of the device 37 on the placement plate portion 34 of the frame member 17 of the carriage 16, the carriage 16 is moved toward the guide rail 1, and the carriage 16 is moved to the guide rail 1.
After being stored inside, as a final work, a stopper 42 made of a bolt is inserted and secured across the left and right upright plate parts 2, 3 of the guide rail 1 and the left and right side plate parts 18, 19 of the frame member 17. The nut 43 is screwed.
The stopper 42 and the nut 43 made of bolts not only prevent the carriage 16 from moving back and forth, but also have a function of preventing outward displacement of the left and right upright plate portions 23 of the guide rail 1.

The stopper 42 is attached at its foremost end of the tipping prevention device.
Since it is a place that can be easily done by inserting a finger into the space in the forefront of the bottom surface of the device 37, there is a hindrance to work even if there is an existing device or a structure or structure that cannot be moved and removed on the side. Absent.

It is a front view of the lower part of the vending machine to which the fall prevention device concerning one example of the present invention is applied. It is a right view of the lower part of the vending machine of FIG. It is a top view of the overturn prevention apparatus of FIG. 1, and has shown the trolley storage state. FIG. 2 is a plan view of the overturn prevention device of FIG. 1, and shows a carriage drawing position by a chain line. It is a longitudinal cross-sectional view of the support leg part of the front side of the vending machine of FIG. It is a longitudinal cross-sectional view of the front support leg part of the back side of the vending machine of FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Guide rail 2 Standing plate part of guide rail 3 Standing plate part of guide rail 4 Wing board of guide rail 5 Wing board of guide rail 6 Anchor bolt 7 Anchor bolt 8 Bolt through-hole 9 Bolt through-hole 10 Equipment installation floor Surface 11 Base plate 12 Base plate bolt through hole 13 Base plate bolt through hole 14 Nut 15 Nut 16 Bogie 17 Bogie frame member 18 Frame member side plate portion 19 Frame member side plate portion 20 Front wheel 21 Rear wheel 22 Split groove 23 of base plate Braking protrusion 24 of base plate Front wheel axle 25 Rear wheel axle 26 Bearing 27 Frame member shaft hole 28 Bearing 29 Frame member bearing 30 Cover plate 31 Cover plate 32 Support Leg 33 Stool part 34 Placement part 35 of frame member Stopping part 36 of frame member Shaft part 37 of support leg Device 38 Female thread 39 shaft portion of the upper surface plate portion 41 the guide rail of the hexagonal portion 40 guide rail slot 42 stopper 43 a nut 44 bis

Claims (1)

Are arranged along the longitudinal direction of the apparatus body 37 has a front, back, left and right four supporting legs 32 bottom, the base plate 11 and the guide rail 1 is fixed to the installation floor surface 10, stored in the inside of the guide rail 1 The carriage 16 is movable along the front-rear direction of the device body 37 , and the stopper 42 stops the front-rear movement of the carriage 16 .
Mounting blades 4 and 5 are horizontally connected to the lower ends of the left and right upright plates 2 and 3 of the guide rail 1 having a cross-sectional groove type, and the upper surface plate portion 40 of the guide rail 1 has a rear side. A slot 41 through which the shaft portion 36 of the support leg 32 passes is formed along the front-rear direction of the device main body 37 , leaving the region, and the mounting blade portions 4, 5 are overlapped with the base plate 11. It is fastened and fixed to the installation floor 10 by anchor bolts 6 and 7,
The carriage 16 includes a frame member 17 made of a groove mold material, front wheels 20 mounted in front portions of left and right side plate portions 18 and 19 of the frame member 17, and rear sides of the left and right side plate portions 18 and 19. It consists of a rear wheel 21 mounted in the part,
A cylindrical bearing 26 fitted to the front axle 24 is fitted to the shaft hole 27 of the left and right side plate portions 18, 19, and a cylindrical bearing 28 fitted to the rear axle 25 is arranged to the left and right sides. A pair of left and right cover plates 30, 31 that are fitted in the shaft holes 29 of the plate portions 18, 19 and that are in contact with the outside of the frame member 17 and fastened by screws 44 are provided from the shaft holes 27, 29. The axles 24 and 25 are prevented from falling off, and the top plate portion of the frame member 17 constitutes a mounting plate portion 34 on which the seat plate portion 33 of the support leg 32 is mounted. Remaining horizontal portions 40a and 40b of the upper surface plate portion 40 of the guide rail 1 on both the left and right sides of the slot 41 are opposed to the upper surface of the portion 33 ,
The stopper 42 is made of bolts, and is used for retaining at the end of the stopper 42 in which the left and right upright plate portions 2 and 3 of the guide rail 1 and the left and right side plate portions 18 and 19 of the frame member 17 are inserted in the transverse direction. A device for preventing overturning of a device formed by screwing a nut 43 .

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