JP3062652B2 - Floor joint equipment - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a joint device for floor covering a joint of a floor between right and left buildings.

[0002]

2. Description of the Related Art Conventionally, a floor joint device for covering a joint portion of a floor portion having a large dimension between right and left buildings uses a joint plate formed of a single thick stainless steel plate.

[0003]

A conventional joint device for floors of this type uses joint plates made of a thick stainless steel plate, so that it is heavy, has difficulty in installation, and has a disadvantage that the cost is high.

The present invention has been made in view of the above-mentioned conventional drawbacks,
Even if the joints are large in size and the left and right buildings swing greatly, even if they are set to absorb the swinging movement, they can be installed lightly and easily, and can be manufactured at low cost. It is intended to provide.

The above and other objects and novel features of the present invention will become more completely apparent when the following description is read in conjunction with the accompanying drawings. However, the drawings are for explanation only, and do not limit the technical scope of the present invention.

[0006]

SUMMARY OF THE INVENTION In order to achieve the above object, the present invention provides left and right base rails fixed to recesses formed in floors on the joint side of right and left buildings, and the left and right base rails. Joint plate using a thin metal plate covering an joint portion whose both ends are supported so as to be movable in the left-right direction, and a joint plate comprising a plurality of force bones fixed at predetermined intervals to the lower surface of the joint plate body And left and right moving support bars respectively installed between both ends of the joint plate and the opposite joint side ends of the left and right base rails, the positions of the left and right moving support bars and the position of the joint plate And a left and right cover plate supported by the left and right moving support bars respectively fixed to the left and right base rails so as to cover portions near both ends of the joint plate. Constitute a floor for the joint unit in the door.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below in detail with reference to the embodiments shown in the drawings.

In the first embodiment of the present invention shown in FIGS. 1 to 8, reference numeral 1 denotes a joint between the left and right buildings 3, 3 separated from each other via a joint 2, The joint device for floors according to the present invention, which can follow and move even if the swaying of the building 3 oscillates, and the joint device for floors 1
The left and right base rails 7, 7 fixed to the recesses 5, 5 formed in the floor surfaces 4, 4 on the joint part 2 side by a plurality of fixing bolts 6, respectively, and the left and right base rails 7, 7 Joint plate 8 whose both ends are supported so as to be movable in the left-right direction, and joint plate holding mechanisms 9, 9 for holding positions of two pairs of joint plates 8 attached to both end portions near both sides of this joint plate 8. Left and right cover plates 11 and 11 fixed to the left and right base rails 7 and 7 by a plurality of countersunk screws 10 so as to cover portions near both ends of the joint plate 8; Left and right moving support bars 12, 12 movably attached to the left and right base rails 7, 7 for preventing warpage of the 11, 11, respectively.

As shown in FIG. 3, the left and right base rails 7, 7 are plate-shaped base rail bodies 13 made of aluminum or aluminum alloy, and project upward from one end of the base rail body 13. And an inverted L-shaped cover plate support plate 14 integrally formed with the cover plate.

The joint plate 8 is, as shown in FIG.
A joint plate main body 15 formed of a thin stainless steel plate, a stainless alloy plate, an aluminum alloy plate, or the like, and both ends thereof are supported on the lower surface of the joint plate main body 15 at predetermined intervals by the left and right base rails 7, 7. It is composed of a plurality of fixed power bones 16. The joint plate body 1
5 and a plurality of power bones 16 are fixed by a general method of fixing using welding or a plurality of screws.

As shown in FIG. 5, the joint plate holding mechanisms 9, 9 are provided with force bones 16 on both sides of the joint plate 8,
Inner urging springs 17, 17 having both ends attached to both ends of the right and left moving support bars 12, and portions near both sides of the left and right moving supporting bars 12, and the left and right moving supporting bars 1;
The left and right base rails 7,
7 cover plate support plates 14 and 14 at portions near both sides
And outer urging springs 18, 18 having both ends attached to the right and left moving support bars 1, respectively.
2 and 12 are always held almost at the center between both ends of the joint plate 8 and the cover plate support plates 14 and 14, and both ends of the joint plate 8 are always supported by the left and right base rails 7 and 7 by almost the same dimensions. It is set to be able to.

As shown in FIG. 6, the left and right cover plates 11, 11 are formed in a plate shape from an aluminum plate, an aluminum alloy plate, a stainless steel plate or the like, and cover the left and right base rails 7, 7 at their rear ends. Screw insertion holes 20 are formed in the plate support plates 14 and 14 for fixing with a plurality of countersunk screws 10 and the like.

[0013] The floor joint device 1 configured as described above.
When the left and right buildings 3 and 3 swing from the normal state shown in FIG. 1 and the distance L between the joints 2 increases, the joint plates 8 and the joint plates 8 are moved by the action of the joint plate holding mechanisms 9 and 9 as shown in FIG. The left and right movement support bars 12, 12 move. For this reason, even if a person gets on the left and right cover plates 11, 11, it is possible to prevent the left and right moving support bars 12, 12 from warping.

When the left and right buildings 3 and 3 swing and the distance L between the joint portions 2 is reduced, the joint plates 8 and the left and right moving support bars 12 and 12 are actuated by the joint plate holding mechanisms 9 and 9 as shown in FIG. 12 moves. For this reason, both ends of the joint plate 8 are located near the cover plate support plates 14 of the base rails 7 on the left and right sides, and large-sized swinging motion can be absorbed.

[0015]

Next, different embodiments of the present invention shown in FIGS. 9 to 33 will be described. In addition.
In the description of the different embodiments of the present invention, the same components as those of the first embodiment of the present invention are denoted by the same reference numerals, and duplicate description will be omitted.

The second embodiment of the present invention shown in FIGS. 9 to 12 is mainly different from the first embodiment of the present invention in joint plate holding mechanisms 9A, 9A. 9A, 9A pivotally support both ends of the rectangular link mechanisms 21, 21 on the cover plate support plate 14 of one base rail 7 and one moving support bar 12, and at the center of the link mechanisms 21, 21. Concave portions 23, 23 are formed in one of the movable support bars 12 at the central portions of the arranged pivot bars 22, 22, and pivot pins 24, 2 are formed in the central portions thereof.
The link mechanism 2 constructed in this way at the point pivoted at 4
The same effect as that of the first embodiment of the present invention can also be obtained with the floor joint device 1A using the joint plate holding mechanisms 9A, 9A using the joint plates 1, 21.

The third embodiment of the present invention shown in FIGS. 13 to 15 is mainly different from the second embodiment of the present invention in that a pantograph link mechanism 21A capable of forming two squares is provided. In the point that the joint plate holding mechanisms 9B, 9B are used using the joint plate 21A, the floor joint device 1 using the joint plate holding mechanisms 9B, 9B thus formed is used.
Even in the case of B, the same operation and effect as those of the second embodiment of the present invention can be obtained.

The fourth embodiment of the present invention shown in FIGS. 16 to 19 is mainly different from the first embodiment of the present invention in that a support piece serving also as a stopper piece is provided at an end on the joint side. Left and right base rails 7A, 7A on which 25, 25 are formed
And support pieces 25, 2 of the left and right base rails 7A, 7A.
In the point that the joint plate 8A in which the stopper pieces 26 and 26 that are locked with the joint 5 are formed is used, the floor joint device 1C thus configured is also similar to the first embodiment of the present invention. An effect can be obtained.

The fifth embodiment of the present invention shown in FIGS. 20 to 22 differs from the fourth embodiment of the present invention mainly in that a plurality of force bones 16 are fixed to a square frame 27. ,
Joint plate 8B whose upper part is covered with joint plate body 15
The joint plate 8B formed in this way in that
When the floor joint device 1 </ b> D is configured using the same, the same operation and effect as those of the fourth embodiment of the present invention can be obtained.

In the sixth embodiment of the present invention shown in FIGS. 23 to 26, the main difference from the first embodiment of the present invention is that the overlapping portions 28 and 29 are located near the center.
A pair of joint plates 30 and 31 having trapezoidal outer ends slidable in the front-rear direction and having a pair of joint plates 30 and 31 are used, and the right and left base rails 7 and 7 on the lower surfaces of the pair of joint plates 30 and 31 are formed. A pair of links 33, 33 formed of two squares that can always position the center pivot pins 32, 32 with both ends attached to the floor surfaces 4, 4, at the center. Links 33, 33
And a pipe-like support bar 34 for supporting the pair of joint plates 30, 31 pivotally supported by the pivot pins 32, 32 at the center of the support bar 32, and projecting outward from both ends of the support bar 34 at all times. Pushing pressure rods 3 pivotally supported by pivot pins 36, 36 at portions near the front and rear ends of the pair of joint plates 30, 31 urged by biasing springs 35, 35, respectively.
In the point that the joint plate holding mechanisms 38 and 38 including the joint plates 7 and 37 are used, the floor joint device 1E configured using the pair of joint plates 30 and 31 and the joint plate holding mechanisms 38 and 38 thus formed. However, the first of the present invention
The same operation and effect as those of the embodiment can be obtained, and the joint plates 30, 31 can be slid in the front-rear direction to effectively prevent damage to the joint plates 30, 31 and the wall surface.

The seventh embodiment of the present invention shown in FIGS. 27 to 29 is mainly different from the fifth embodiment of the present invention in that the square bar members 33a and 33a are opposed to each other.
A joint plate holding mechanism using a pair of links 33A, 33A in which a central support pin 32 is disposed at a central portion of a support bar 40 pivotally supported by pivot pins 39, 39 at a substantially central portion of a. With respect to the use of the joint plates 38A, 38A, the joint effector similar to that of the fifth embodiment of the present invention can be obtained in the joint device for floor 1F using the joint plate holding mechanisms 38A, 38A. can get.

In the eighth embodiment of the present invention shown in FIGS. 30 to 33, the main difference from the fifth embodiment of the present invention is that the left and right base rails 7, whose outer ends are trapezoidal,
7, a pair of frame-shaped force bones 16A, 16A slidable in the front-rear direction, both ends of which are supported, and a pair of force bones 1
A pair of joint plate bodies 30a, 31a having a trapezoidal outer end slidable in the front-rear direction at central overlapping portions 28, 29 fixed to a plurality of screws 41 at 6A, 16A, respectively. In the point that the pair of joint plates 30A and 31A are used, the floor joint device 1G including the pair of joint plates 30A and 31A is the same as the fifth embodiment of the present invention. And a pair of joint plate bodies 30a, 31a can be formed of a thinner material.

In each of the embodiments of the present invention described above, the left and right base rails are attached by forming concave portions on the joint side of the left and right buildings, but the present invention is not limited to this. Alternatively, it may be mounted on the floor on the joint side of the left and right buildings. In this case, the inclined covers may be integrally formed on the left and right base rails or the left and right cover plates.

[0024]

As is clear from the above description, the following effects can be obtained in the present invention.

(1) Left and right base rails fixed to recesses formed in the floors on the joint side of the left and right buildings, and joints whose both ends are supported by the left and right base rails so as to be movable in the left-right direction. Joint plate body using a thin metal plate covering the part,
A joint plate consisting of a plurality of force bones fixed at predetermined intervals to the lower surface of the joint plate body, and installed between both end portions of the joint plate and the opposite joint side end portions of the left and right base rails, respectively. Left and right moving support bars, a joint plate holding mechanism for holding the positions of the left and right moving support bars and the position of the joint plate, and the left and right base rails so as to cover portions near both ends of the joint plate. Since it is composed of left and right cover plates supported by the left and right moving support bars respectively fixed to
Even if the size between the left and right buildings is large, a heavy and expensive thick stainless steel plate as in the related art need not be used as the joint plate, and the installation work is easy and the installation can be performed at low cost.

(2) According to the above (1), since the left and right cover plates are supported by the left and right moving support bars, even if a load is applied to the left and right cover plates, the left and right cover plates warp. Can be efficiently prevented and can be used safely.

(3) According to the above (1), since the movable support bars are arranged between the ends of the left and right base rails on the side opposite to the joint and the both ends of the joint plate, both ends of the joint plate are connected. It can be moved by the length of the left and right base rails. Therefore, the movement amount of the joint plate can be set large, and large swinging movements of the left and right buildings can be absorbed.

(4) Claim 2 has the same effect as (1).

(5) According to the third and fourth aspects, the same effect as in the above (1) can be obtained, and the joint plate and the side wall can be reliably prevented from being damaged by the swinging motion in the front-rear direction such as an earthquake. .

[Brief description of the drawings]

FIG. 1 is a sectional view of a first embodiment of the present invention.

FIG. 2 is a plan view of the first embodiment of the present invention.

FIG. 3 is an explanatory diagram of a base rail according to the first embodiment of the present invention.

FIG. 4 is an explanatory view of a joint plate according to the first embodiment of the present invention.

FIG. 5 is an explanatory view of a joint plate holding mechanism according to the first embodiment of the present invention.

FIG. 6 is an explanatory diagram of a cover plate according to the first embodiment of the present invention.

FIG. 7 is an operation explanatory view of the first embodiment of the present invention in a state where the joint is open.

FIG. 8 is an operation explanatory diagram of the first embodiment of the present invention in a state where the joint is closed.

FIG. 9 is a sectional view of a second embodiment of the present invention.

FIG. 10 is a plan view of a second embodiment of the present invention.

FIG. 11 is a plan view of a link mechanism according to a second embodiment of the present invention.

FIG. 12 is a sectional view taken along the line 12-12 in FIG. 11;

FIG. 13 is a sectional view of a third embodiment of the present invention.

FIG. 14 is a plan view of a third embodiment of the present invention.

FIG. 15 is a plan view of a link mechanism according to a third embodiment of the present invention.

FIG. 16 is a sectional view of a fourth embodiment of the present invention.

FIG. 17 is a plan view of a fourth embodiment of the present invention.

FIG. 18 is an explanatory diagram of a base rail according to a fourth embodiment of the present invention.

FIG. 19 is an explanatory diagram of a joint plate according to the fourth embodiment of the present invention.

FIG. 20 is a sectional view of a fifth embodiment of the present invention.

FIG. 21 is a plan view of a fifth embodiment of the present invention.

FIG. 22 is an explanatory diagram of a joint plate according to a fifth embodiment of the present invention.

FIG. 23 is a sectional view of a sixth embodiment of the present invention.

FIG. 24 is a plan view of a sixth embodiment of the present invention.

FIG. 25 is a sectional view taken along the line 25-25 in FIG. 23;

FIG. 26 is an explanatory diagram of a joint plate holding mechanism according to a sixth embodiment of the present invention.

FIG. 27 is a sectional view of a seventh embodiment of the present invention.

FIG. 28 is a plan view of a seventh embodiment of the present invention.

FIG. 29 is an explanatory diagram of a joint plate holding mechanism according to a seventh embodiment of the present invention.

FIG. 30 is a sectional view of an eighth embodiment of the present invention.

FIG. 31 is a plan view of the eighth embodiment of the present invention.

FIG. 32 is a sectional view taken along lines 32-32 in FIG. 30;

FIG. 33 is an explanatory diagram of a pair of joint plates according to the eighth embodiment of the present invention.

[Explanation of symbols]

 1, 1A-1G: joint device for floor, 2: joint portion, 3: building, 4: floor surface, 5: concave portion, 6: fixing bolt, 7, 7A: base rail, 8, 8A, 8B: joint plate, 9, 9A, 9B: joint plate holding mechanism, 10: countersunk screw, 11: cover plate, 12: moving support bar, 13: base rail body, 14: cover plate support plate, 15: joint plate body, 16, 16A: Power bone, 17: Inner urging spring, 18: Outer urging spring, 20: Screw insertion hole, 21, 21A: Link mechanism, 22: Pivot bar, 23: Recess, 24: Pivot pin, 25: Support piece 26: stopper piece, 27: square frame, 28: overlapping part, 29: overlapping part, 30 and 30A: one joint plate, 31, 31A: the other joint plate, 32: pivot pin at the center part, 3 3, 33A: link, 34: support bar, 35: biasing spring, 36: pivot pin, 37: pressing rod, 38, 38A: joint plate holding mechanism, 39: pivot pin, 40: support bar, 41 :Screw.

Claims (4)

(57) [Claims] 1. A left and right base rail fixed to a recess formed in a floor surface on a joint side of a left and right building, and a joint part having both ends supported by the left and right base rails so as to be movable in the left-right direction. Joint plate body using a thin metal plate covering the joint plate, a joint plate composed of a plurality of force bones fixed at predetermined intervals to the lower surface of the joint plate body, and both ends of the joint plate and the left and right base rails. Left and right moving support bars respectively installed between the opposite joint side end, a joint plate holding mechanism for holding the positions of the left and right moving support bars and the position of the joint plate, and both ends of the joint plate A floor joint device comprising left and right cover plates supported by the left and right moving support bars fixed to the left and right base rails so as to cover the shifted portions. 2. A thin metal plate that covers left and right base rails formed on floors on the joint side of left and right buildings and joints whose both ends are supported by the left and right base rails so as to be movable in the left-right direction. , A joint plate composed of a plurality of force bones fixed at predetermined intervals to the lower surface of the joint plate body, and the position of the joint plate attached to the center or both ends of the joint plate And a joint plate holding mechanism for holding the joint plates, and right and left cover plates fixed to the left and right base rails so as to cover portions near both ends of the joint plate. 3. The left and right base rails fixed to the floor surface on the joint side of the left and right buildings, and both ends are supported by the left and right base rails, and are slid in the front-rear direction at the overlapping portion near the center. A possible pair of joint plates and a center pivot pin having both ends attached to the left and right base rails or the left and right floors on the lower surface of each of the pair of joint plates are always located at the center. A pair of links, a support bar for supporting the pair of joint plates pivotally supported by a pivot pin at a central portion of the pair of links, and a biasing spring so as to always project outward from both ends of the support bar. A joint plate holding mechanism composed of pressing rods pivotally supported at portions near the front and rear ends of the pair of joint plates urged by the pair, and move portions near both ends of the pair of joint plates. A floor joint device comprising left and right cover plates respectively attached to the left and right base rails so as to cover as much as possible. 4. A pair of frame-like forces which are slidable in the front-rear direction, with both left and right base rails fixed to the floor on the joint part side of the left and right buildings, and both ends supported by the left and right base rails. A pair of joint plates composed of a bone, a pair of joint plate bodies slidable in the front-rear direction at a superimposed portion near the center fixed to the pair of force bones, and lower surfaces of the pair of joint plates, respectively. A pair of links that can always position the center pivot pin having both ends attached to the left and right base rails or the left and right floor surfaces at the center, and a center pivot pin of the pair of links. A support bar for supporting the pair of joint plates pivotally supported, and front and rear ends of the pair of joint plates urged by urging springs so as to always protrude outward from both ends of the support bar. Joint plate holding mechanism composed of a pressing rod pivotally supported on each of the portions, and left and right covers respectively attached to the left and right base rails so as to movably cover the portions near both ends of the pair of joint plates. A floor jointing device comprising a plate.