JPH02144488A - Shutter for earthquake - Google Patents

Abstract

PURPOSE:To prevent goods from falling down from a shelf in case of an earthquake by integrally providing a falling prevention cover, a device interlocking with the cover and an operation device, which moves due to vibration of the earthquake and places the cover in front of the shelf. CONSTITUTION:A rectangular container shaped body 10 is provided on the upper part of a shelf 90, and a cover 17, interlocking device 26 and operation device 34 are integrally involved in the body 10. After that, in case of an earthquake, when vibration is in excess of specified one, a vertical state of the operation device 34 provided with an operational member 35 capable of swiveling and a weight controlling section 37 is acted on a shaft 36. Then, a pushing section 32 is pushed, and a claw 29 comes off from the interlocking device 26 provided with a ratch 27 secured to a shaft 13 by swiveling a claw member 28. The cover 17 to be wound is wound back with gravity to completely cover the front of a shelf 90. According to the constitution, even if goods falls on a supporting section, the falling down can be completely prevented.

Description

DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] This invention relates to an earthquake shutter designed to prevent articles placed on shelves or the like from falling during an earthquake.

``Conventional technology'' Conventionally, bottles containing chemicals, works of art, or bottles containing Western liquors are placed on the side, but shelves with no means to permanently close the door can easily fall over in the event of an earthquake. There was no way to prevent it from falling.

[Problems to be Solved by the Invention] The present invention relates to an earthquake shutter that can prevent items placed on the side from falling off shelves even if they fall over in the event of an earthquake.

[Means for Solving the Problems] The present invention is an earthquake shutter that prevents articles placed on shelves from falling in the event of an earthquake, and which partially or completely shields the front surface of the shelves to prevent articles from falling. A shielding device that can prevent the shielding device from moving, an engaging device that engages the shielding device to maintain it in a stored state, and a device that has a certain amount of weight and moves due to earthquake shaking to prevent the engaging device from engaging. The present invention provides an earthquake shutter characterized in that it includes an operating device that is removed so that the shield is placed in front of the shelf.

[Embodiments] Examples of the present invention will be described below with reference to the drawings.

In one embodiment of the present invention shown in FIGS. 1 to 4, reference numeral 90 is a shelf having a plurality of stages of support portions 91, and each support portion 91 stores various articles 92. 10 is a nearly rectangular parallelepiped container-shaped main body attached to the upper part of the shelf 90; 12 is a shelf 9o;
Two guide members each having a U-shaped cross section are arranged on both sides of the front part of the vehicle so as to extend vertically, and their open portions face each other. 13 is a shaft rotatably supported at both ends by the main body 1o; 15 is a winding roller fixed to the outside of this shaft and provided with flanges 16 at both ends; 17 is an upper end connected to this roller; Article 9
A large number of rod members 18 made of synthetic resin, metal, water, etc. are placed horizontally with fall prevention shielding equipment 2, and a flexible bar made of cloth 2 paper, thread 2 synthetic resin, etc. They are sandwiched and connected by a certain sheet member 19, and edge members 20 are connected to the lower end from both sides. This shielding device is adapted to move up and down along guide rollers 21 with both ends guided by guide members 12.

22 is a rope for hoisting this shielding device;
When the device 7 is lowered, it is wound around the roller 23 which is integrated with the roller 15 and fixed to the shaft 13 in the opposite direction to the μ masking device 17. 24 is a guiding trochanter of this lobe. When the 0 lobe 22 is pulled, the shielding device 17 moves to the roller 15.
It's starting to get caught up in this. When the shield 17 moves upward, it will stop when the end member 20, which is longer than the bar member 18, comes into contact with the stopper 25.

This is a 26\i engagement device and has a claw type 27 fixed to the shaft 13. Reference numeral 28 denotes a claw member rotatably attached to a shaft 30, which has a claw 29 that engages and disengages from the claw mold, and 31 indicates a helical winding that exerts elasticity on the claw member 28 so that the claw 29 is constantly engaged with the mold wheel 27. It's a spring. The shielding device 17id is always wound around the roller 15 and in a stored state, and this state is maintained by the engagement device 26. 32 is provided on the claw member 28, and when pressed, the claw member 28 rotates (the claw 29 forms the claw type 27).
It is the suppression department that makes it possible to deviate from the situation.

Reference numeral 34 denotes an operating device 2 constructed as described below. That is, 35 is an operating member rotatably attached to a shaft 36 disposed at the lower part of the main body lo and extending upward, and a weight adjustment part 37 is provided in a part thereof eccentrically attached so that the weight can be adjusted. At all times, the center of gravity is located at a slightly rearward position that is eccentrically offset by one axis from the shaft 36, and is maintained in a substantially upright state by abutting against the stopper 38. When shaking more than a predetermined amount due to an earthquake, this operating member 35 slides as shown by the chain line in FIG.
The engagement of the claw 29 is such that the claw member 28 is rotated by falling to the side opposite to the bar 38 and pressing the pressing portion 32 of the claw member 28 in the engagement device 26, and the claw 29 also releases the claw mold 27. It should match! Then, the wound shielding device 17 is suddenly unwound by gravity and completely shields the front surface of the -C shelf 9o. Therefore, even if the article 92II'i falls on the support section 91, it is completely prevented from falling. 4
o is connected to the connecting part 41 at the lower end of the operating part 135, and the trochanter 4
operating member 35 in a collapsed state by pulling it through 2;
This is a rope that allows the rope to return to a state of contacting the stopper 38 by 1M. In this state, the shielding device 17 can be returned to the state where it is wound around the roller 15 by pulling the lobe 22.

In other embodiments of the invention shown in FIGS. 5-9, parts similar to those in the previous embodiments are given the same reference numerals. The shielding device 17 has two horizontally extending frame members 45 which can be placed in approximately predetermined positions to partially shield the front surface of each support 91 on the side 90 in the event of an earthquake. Both ends of the member can be moved up and down along the guide member 12. Reference numeral 46 denotes two strings that hold the frame portions 45 at a predetermined interval when the shield is placed on the front surface of the shelf 90, and whose upper ends are connected to the main body 10. Reference numerals 47 and 48 indicate two pulling strings, one end of which is connected to each other and fixed, and the other end of which is fixed to the frame member 45 at the lower end and movably passes through the frame member 45 located above it. There is. 50 is a groove wheel that guides the string 47; 51, 52, 53, 54 are strings 48;
Both groove wheels are attached to the main body 10.

When the string 47° 48 is pulled, the frame member 45 at the lower end rises, but in this case, all the frame members 45 are lifted one after another and the fifth
The storage state is as shown in the figure and FIG. 6.

The operating device 34 is constructed as described below. That is, 55 is a shaft that is rotatably supported at both ends by the main body 10, and 56 is a shaft that is heavy enough to extend upward by fixing the lower end on both sides of this shaft, and has an eccentric weight on one side. 58 is a stopper 1-2 that locks the operating member in a state where the operating member is almost upright and the center of gravity is slightly beyond the axis of @ 55; 60 is a stopper that is attached to the operating member due to an earthquake A stopper 61 is connected to the upper part of one operating member 56 to prevent the member 56 from falling backward.
When it is pulled through the groove wheel 62 7, it falls down and the stopper 6
This is a string that returns the operating member 56 that has been locked to the zero position until it is locked to the stopper 58.

The engagement device 26 is constructed as follows.
That is, reference numeral 63 denotes two engaging members which are attached to the lower part near both ends of the lower frame member 45 and have an arcuate inclined portion 65 formed from the rear. 66 is the shaft 6 attached to each operating part j456.
7: The lever is rotatably connected from 'ζ, and the trochanter 68 is rotatably attached to the end thereof, and in a substantially horizontal state contacts the stopper 70 to prevent downward rotation. It has become. When the operating member 56 is brought into an upright state in contact with the stopper 58 and the shielding device 17 is lifted by pulling the strings 47 and 48, the lever 66 moves along the chain line 6 in FIG.
Can the frame member 45 be raised by rotating to the state shown in 6a?
When the shielding device reaches the upper end, the position shown by the solid line in FIG. 5 is reached, and the trochanter 68 comes into contact with the inclined portion 65 of the engaging member 63 to lock the shielding device 17 in the stored state. condition can be maintained. In the case of an earthquake, when the operating member 56 shakes more than a predetermined amount, the operating member 56 falls down,
The trochanter 68 disengages from the engagement member 63 and the shielding device 17
is lowered by gravity and partially blocks the front surface of the shelf 90 to prevent the articles 92 from falling.

[Effects of the Invention] In the event of an earthquake, this invention automatically shields the front surface of the shelf 90 partially or completely, so that bottles containing dangerous chemicals, works of art, or bottles containing Western alcoholic beverages will not fall. It has the effect of preventing it from happening.

[Brief explanation of the drawing]

Fig. 1 is a vertical cross-sectional side view of the main part of one embodiment of the present invention;
The figures are a front view of the main parts, partly in cross section and partly in notch, FIG. 3 is a front view of the whole, FIG. FIG. 6 is a partially cutaway front view of the main part of the embodiment, FIG. 7 is a perspective view showing a part of the shield, and FIG. The front view of the whole, Figure 9, is a vertical side view of the same. 17...shielding, 26... engaging device, 34... operating device. Agent Patent Attorney Akira Katsube Chota I Figure 1 Figures Figures Figures Figures Figures Figures Figures Figures Figures Figures Figures Figures Figures Figures Figures Figures

Claims (1)

[Claims] 1. An earthquake shutter that prevents items placed on shelves from falling in the event of an earthquake, and a shielding device that partially or completely covers the front of the shelf to prevent items from falling. and an engaging device that engages the shielding device to maintain it in the stored state; and the device has a certain amount of weight, and when it moves due to earthquake shaking, the engaging device is disengaged and the shielding device is moved to the front of the shelf. An earthquake shutter characterized by comprising: an operating device configured to be disposed in the earthquake shutter;