JPH08308662A - Furniture stopper - Google Patents

Abstract

PURPOSE: To provide a furniture stopper which absorbs vibration of an earthquake and prevents furniture from falling by forming a long supporting part extending sideways farther than the part supported by a support pole in an abutting member to the ceiling and an abutting member to the supported part, and forming a bend slanting toward the supporting part. CONSTITUTION: This stopper has a support hole 1, placed between the top of the support furniture and the ceiling of the house as a prop between them, and abutting members 2 and 3 made of metal or synthetic resin, formed at the top and the bottom of the support pole 1. The abutting member 2, which is in contact with the ceiling, has a long supporting part 2A extending sideways farther than the place supported by the support pole 1. The supporting part 2A forms a bend as the upper face 2B thereof rises aslant toward its top, and the upper face 2B makes the supporting part 2A keep its flexibility along the ceiling when the support pole 1 props up the ceiling. The abutting member 3, which is in contact with the top of the supported furniture, has a supporting part 3A extending sideways farther than the place supported by the support pole 1, and the supporting part 3A forms a bend slanting downward.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention mainly relates to a fall prevention device for use at a place where furniture or the like is installed so that the furniture or the like will not fall due to vibration such as an earthquake.

[0002]

2. Description of the Related Art Usually, the above-described fall prevention device for furniture and the like is, for example, Japanese Utility Model Laid-Open No. 55-104949 and Japanese Utility Model Laid-Open No. 55-104950 (Japanese Utility Model Publication 57-129).
As disclosed in the specification of Japanese Unexamined Patent Publication No. 22), a pillar that is located between the top of an object to be held such as furniture and the ceiling of a house and acts as a bracing between the two, above and below the pillar. The contact member provided at the end is provided. Here, let the contact member wear a base member that extends laterally from it,
It has been devised to support the ceiling and the top surface of furniture over a wider area.

[0003]

However, in such a fall prevention device for furniture and the like, depending on the installation location of the furniture and the like, the position at which the above-mentioned pillar stands is not necessarily the ceiling supported by the beams or crosspieces of the ceiling. It may not correspond to the place of the plate, and when the strut is stretched, there is a considerable distance between the contact member and the base member worn on this, and the base member bends to the base member. There is a risk that the force will be exerted and that sufficient bracing cannot be achieved. Moreover, in the event of an earthquake, if the base member does not have an appropriate elastic force, it is not possible to expect support effects over a wide area, and this will damage weak parts of the ceiling plate (parts that are not supported from the backside by beams or crosspieces). There is a fear.

The present invention has been made in view of the above circumstances, and it is an object of the present invention that at least the abutment member on the ceiling causes an elastic flexure when the strut is stretched, so that the ceiling of the ceiling. The object of the present invention is to provide a fall prevention device for furniture or the like, which is capable of obtaining a supporting effect at a position where the strength is sufficiently retained, and also capable of sufficiently damping and absorbing vibrations by its elastic restoring force even when an earthquake occurs. .

[0005]

Therefore, in the present invention,
In a fall prevention device, which is provided between a top of an object to be held such as furniture and the ceiling of a house and has a strut that acts as a tension between them, and a contact member provided at the upper and lower ends of the strut. , At least the abutting member that abuts on the ceiling side has a longer supporting portion that extends laterally than the portion supported by the column, and the upper surface of the supporting portion rises diagonally toward the tip side. The support portion has elasticity so that the upper surface of the support portion is along the ceiling surface when the pillar is stretched.

In this case, the abutting member that abuts against the top of the object to be held is provided with a supporting portion that is longer than the portion supported by the column, and the lower surface of the supporting portion is a tip. A warp may be formed so as to descend obliquely toward the side, and the support portion may retain elasticity so that the lower surface is along the top of the held object when the strut member is tensioned. .

Further, the abutting member which abuts on the top of the held object may be provided with an abutting portion which abuts on the front surface and / or the side surface of the held object in addition to the portion abutting on the apex. . Further, it is preferable that the above-mentioned supporting column is composed of a pair of supporting column members which are fitted vertically with each other, and is equipped with a fixing means for connecting / fixing both supporting column members to each other at required positions.

The fixing means forms a male screw on the outer peripheral surface of the inner strut member among the strut members fitted together.
At the fitting ports of both strut members, the outer strut members are rotatably equipped with adjustment nuts.
While forming a plurality of guide surfaces that taper in the pushing direction of the inner strut member, and equipped with a plurality of female screw pieces corresponding to the guide surfaces while rotating with the rotation of the adjusting nut, the female screw It is configured to guide the piece to the guide surface and move in the radial direction to engage with and disengage from the male screw, and the female screw piece is moved in the direction of the outer strut member by an elastic holding mechanism provided in the adjusting nut. Holding the ball is advantageous for the strut operation.

Further, the outer strut member is composed of first and second strut members which are fitted to each other, and both of them are second fixing means different from the above-mentioned fixing means, and at a predetermined position, they are mutually connected. It is preferable that the structure is connected and fixed. Further, the outer strut members are first fitted and connected to each other at predetermined positions.
And a second strut member, and the second strut member is configured to be selectively used from a plurality of strut members having different lengths that are attachable to and detachable from the contact member on the held object side. It may be.

[0010]

The abutting member for the ceiling surface and the abutting member for the object to be held are each provided with a long supporting portion extending laterally from the portion supported by the column, and the supporting portion forms an inclined warp. Therefore, the elastic force due to the flexure is sufficient to support the
And it absorbs and supports the vibrations in the event of an earthquake.

[0011]

Embodiments of the present invention will be specifically described below with reference to the drawings. The fall prevention device for furniture or the like according to the present invention is basically located between the top of a held object F such as furniture and the ceiling C of a house, and a strut 1 that serves as a tension between the two. It is provided with contact members 2 and 3 made of metal or synthetic resin provided at the upper and lower ends of the column 1.

Particularly, in the fall prevention device of the present invention,
At least the abutting member 2 that abuts on the ceiling C side is the pillar 1
The support portion 2A is provided with a support portion 2A that is longer than the location supported by the support portion 2A. The support portion 2A has a warp such that the top surface 2B thereof rises obliquely toward the tip side.
When B is stretched by the pillar 1, so that it follows the ceiling surface,
The supporting portion 2A is kept elastic.

Further, in the embodiment shown in FIGS. 2 and 3,
The abutting member 3 that abuts the top of the held object F includes a long supporting portion 3A that extends laterally beyond the portion supported by the support column 1. The lower surface 3B of the supporting portion 3A is directed toward the tip side. The support portion 2A retains elasticity so that the lower surface 3B is along the top of the held object F when the support pillar 1 is stretched.

The supporting column 1 is composed of a pair of supporting column members 4 and 5 which are fitted vertically with each other, and both supporting column members 4 and 5.
Are equipped with fixing means 6 for connecting and fixing each other at required positions. This fixing means 6 is shown in FIG.
As shown in (a), (b) and FIG. 5, among the supporting pillar members 4, 5 which are fitted to each other, a male screw 4A is formed on the outer circumferential surface of the inner supporting member 4 to fit the supporting pillar members 4, 5 together. At the joint, the outer strut member 5 is rotatably equipped with an adjusting nut 6A.

In the adjusting nut 6A, a plurality of guide surfaces 6B, 6B which are tapered in the pushing direction of the inner strut member 4 and in this embodiment, which face each other, are formed. A plurality of (two) corresponding to the guide surfaces 6B and 6B in a state of rotating together with the rotation of 6A.
Female screw pieces 7, 7 are provided. Then, the female screw pieces 7, 7 are guided by the guide surfaces 6B, 6B and moved in the radial direction, whereby the female screw pieces 7, 7 are engaged with and disengaged from the male screw 4A.

Further, an elastic holding mechanism 8 such as a compression coil spring is provided in the adjusting nut 6A.
Then, the female screw pieces 7, 7 are elastically held in the direction of the outer strut member 5 so as to be pressed against the guide surfaces 6B, 6B.

In such a structure, when the inner strut member 4 is pulled out upward, the female screw pieces 7, 7 ascend in the adjusting nut 6A against the elastic holding mechanism 8 and along the guide surfaces 6B, 6B. Since it moves outward in the radial direction to release the screw engagement with the male screw 4A, it can be smoothly pulled out. If the pulling is stopped in this state, the female screw pieces 7, 7 again move radially inward along the guide surfaces 6B, 6B by the spring force, and are screwed into the male screw 4A.

Next, the adjusting nut 6A is rotationally adjusted to screw the female screw pieces 7 and 7 to raise the support member 4, and as shown in FIG. 2 can be pressed against the ceiling surface while bending the supporting portion 2A. In addition, in this embodiment, the support portion 3A of the contact member 3 is also elastically contacted with the top of the held object F.

Therefore, even if the portion of the ceiling surface corresponding to the pillar 1 is not supported on the back side by the beam or the crosspiece, the supporting portion 2A
At any position of the above, the contact member 2 is brought into contact with the support member 2A at a position of sufficient strength supported by the beam or crosspiece.
Moreover, the elastic force due to the bending of the support portion 3A can secure a sufficient tension state. It also exerts the effect of damping and absorbing vibrations during an earthquake.

In the embodiment shown in FIGS. 6 and 7,
The contact member 3 that abuts on the top of the held object F includes contact portions 3C and 3D that abut on the front surface and / or the side surface of the held object in addition to the portion that abuts on the apex. Then, these abutting portions 3C and 3D are brought into contact with the most strong corners of the object to be held F, and if necessary, the screw mounting hole 3
A wood screw (not shown) may be screwed onto the object to be held F via E to fix the contact member 3 to the object to be held F.

Further, in the embodiment shown in FIGS. 8 and 9,
The contact portions 3C and 3D as described above are provided on the contact member 3, and the extension support portions 3A slightly curved downward are provided on the rear side and the left / right side of the contact member 3 as in the first embodiment. Is formed.

In each of the above-described embodiments, the rubber sheet 9 having the protrusions 9A and 9B having different heights is attached to the surfaces of the contact members 2 and 3 which contact the ceiling C and the object to be held F. This ensures contact friction and elastic contact stroke during vibration during an earthquake.

Further, as shown in FIGS. 10 and 11, the outer strut member 5 in the above-described embodiment is composed of first and second strut members 51 and 52 which are fitted to each other, and both of them are the above-mentioned members. Second fixing means 60 different from the fixing means 6
The structure may be such that they are connected and fixed to each other at the required position. Here, the fixing means 60 is the support member 51.
A plurality of pin insertion holes 61 bored in the above, pin through holes 62 bored in the support member 51, and any one of the pin insertion holes and the pin through holes 62 are inserted into these, and the support member 51, It is composed of a pin 63 that connects the two 52.

In the embodiment shown in FIGS. 12 and 13, the outer strut member 5 is composed of first and second strut members 53 and 54 which are fitted and connected to each other at predetermined positions, and the second strut member The support member 54 of the contact member 3 of the held object F side
Can be attached to and detached from, and moreover, with different lengths,
It is prepared and selected from a plurality of column members having different lengths according to the ceiling height and used.

[0025]

INDUSTRIAL APPLICABILITY As described in detail above, the present invention is a strut that is located between the top of an object to be held, such as furniture, and the ceiling of a house, and serves as a bracing between the two, and the upper and lower sides of the strut. In a fall prevention device having an abutting member provided at an end, at least the abutting member abutting on the ceiling side is provided with a long supporting portion that extends laterally beyond a portion supported by the column, The supporting portion has a warp such that the upper surface thereof rises diagonally toward the tip side, and the supporting portion retains elasticity so that the upper surface follows the ceiling surface when the strut is stretched. Therefore, at least when the strut is stretched by the pillars, at least the abutting member causes elastic bending of the ceiling to obtain a supporting effect at a portion of the ceiling where sufficient strength is maintained and an earthquake occurs. In that case, its elastic restoring force sufficiently reduces vibration. , It can be absorbed.

[Brief description of drawings]

FIG. 1 is a side view showing a state in which a fall prevention device is applied to a held object such as furniture in an embodiment according to the present invention.

FIG. 2 is a side view of the first embodiment according to the present invention.

FIG. 3 is likewise a rear view.

FIG. 4 is a vertical sectional side view of a mode of use, which is composed of (a) and (b) and shows one embodiment of the fixing means according to the present invention.

FIG. 5 is likewise a cross-sectional plan view.

FIG. 6 is a side view showing a second embodiment of the present invention.

FIG. 7 is likewise a transverse plan view.

FIG. 8 is a side view showing a third embodiment of the present invention.

FIG. 9 is likewise a transverse plan view.

FIG. 10 is an exploded side view of another embodiment showing the structure of the pillar of the present invention.

FIG. 11 is likewise a side view of the assembled state.

FIG. 12 is an exploded side view of yet another embodiment showing the structure of the column of the present invention.

FIG. 13 is likewise a side view of the assembled state.

[Explanation of symbols]

 1 support | pillar 2,3 contact member 2A, 3A support part 2B upper surface 3B lower surface 3C, 3D contact part 3E mounting hole 4 inner support member 4A male screw 5 outer support member 51,52,53,54 support member 6 fixing means 6A adjustment Nut 6B Guide surface 61 Pin insertion hole 62 Pin through hole 63 Pin 7 Female screw piece 8 Retaining mechanism 9 Rubber sheet 9A, 9B Protrusion C Ceiling F Object to be held (furniture, etc.)

Claims (7)

[Claims] 1. A pillar provided between the top of an object to be held such as furniture and the ceiling of a house and serving as a strut between them, and a contact member provided at the upper and lower ends of the pillar. In the fall prevention device, at least the abutting member that abuts on the ceiling side includes a long supporting portion that extends laterally beyond a portion supported by the column, and the upper surface of the supporting portion is on the tip side. A fall prevention device characterized in that a warp is formed so as to rise obliquely toward the top surface, and the support portion holds elasticity so that the upper surface follows the ceiling surface when the pillar is stretched. . 2. The abutting member that abuts against the top of the held object is provided with a long supporting portion that extends laterally beyond a portion supported by the column, and the lower surface of the supporting portion is on the tip side. A warp is formed so as to descend obliquely toward, and the supporting portion is made to retain elasticity so that the lower surface is along the top of the object to be held when the supporting member is stretched. The fall prevention device according to claim 1. 3. The abutting member that abuts on the top of the held object is provided with an abutting portion that abuts on the front surface and / or the side surface of the held object, in addition to the portion that abuts on the apex. The fall prevention device according to claim 1, wherein the fall prevention device is a fall prevention device. 4. The column is composed of a pair of column members that fit vertically with each other, and is equipped with fixing means for connecting and fixing the column members to each other at required positions. The fall prevention device according to any one of claims 1 to 3. 5. The adjusting means has a male screw formed on an outer peripheral surface of an inner strut member of the strut members which are fitted to each other, and is rotatably adjusted to an outer strut member at a fitting port of both strut members. The adjusting nut is provided with a plurality of guide surfaces that taper in the pushing direction of the inner strut member, and the guide surface is formed on the guide surface while rotating with the rotation of the adjusting nut. Correspondingly equipped with a plurality of female screw pieces, configured to guide the female screw pieces to the guide surface and move in the radial direction to engage and disengage with the male screw. Mechanism
The fall prevention device according to claim 4, wherein the female screw piece is elastically supported in the direction of the outer strut member. 6. The outer strut member is composed of first and second strut members which are fitted to each other, and both of which are second fixing means different from the fixing means and which are mutually arranged at a predetermined position. 5. The structure which is connected and fixed.
And the fall prevention device described in 5. 7. The outer strut member is composed of first and second strut members that are fitted and connected to each other at a predetermined position, and the second strut member is an abutting member on the held object side. The fall prevention device according to claim 4 or 5, wherein the fall prevention device is selectively used from a plurality of column members that are detachable from each other and have different lengths.