JP2001040783A - Floor joint device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a floor joint device safely usable without walkers colliding with the end part of a joint plate since the end part is made to have an inclined face even if the end part of the joint plate projects onto a floor face or is spaced from a guide face to form a clearance. SOLUTION: This floor joint device is composed of a pair of recessed parts formed at a floor part between lateral buildings 3, 3; a pair of fixtures 4 respectively fixed into a pair of recessed parts, with the counter-joint-part side forming inclination guide faces; a joint plate 11 covering a part excluding the guide faces of a pair of fixtures 4; a pair of end joint plates comprising a pair of support fittings with the tip parts pivotally supported to the center side parts of both ends of the joint plate 11 so as to be slidable along the guide faces of a pair of fixtures 4, and a pair of joint members 18 fixed to the upper faces of a pair of support fittings to cover clearances between the joint plate 11 and the floor faces of the lateral buildings 3, 3; and at least two center maintaining devices 19 constituted by pivotally supporting support rods fitted to the center part of the joint plate 11, respectively in a vertically movable manner to center pivotal parts fitted to a pair of fixtures 4.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a floor for absorbing joints of floors of right and left buildings built through joints when the joints become narrower by pushing up joint plates. The present invention relates to a joint device.

[0002]

2. Description of the Related Art Conventionally, in this type of floor joint device, a recess is formed in each of the floor surfaces on the joint portion side of the right and left buildings, and a pair of ground rails having an inclined surface opposite to the joint portion are fixed in the recess. And both ends are supported by the pair of base rails,
It is configured using joint plates having inclined surfaces at both ends whose upper surfaces are substantially the same as the upper surfaces of the floor surfaces of the left and right buildings.

[0003]

When the right and left buildings swing due to an earthquake or the like so that the size of the joint becomes narrow, both ends of the joint plate are placed on the floor of the left and right buildings. There is a drawback that there is a risk of protruding and injuring pedestrians.

The present invention has been made in view of the above-mentioned conventional drawbacks,
Even if the end of the joint plate protrudes above the floor surface, or if a gap is formed apart from the guide surface, the end becomes an inclined surface, and the pedestrian does not collide with the end of the joint plate,
It is an object of the present invention to provide a floor joint device that can be used safely.

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 is directed to a joint formed between joints on the floors of left and right buildings which are formed through joints so as to open to the joints. A pair of recesses, a pair of fixing brackets fixed to the pair of recesses, the opposite joint side being an inclined guide surface, and a joint plate covering a portion of the pair of fixing brackets excluding the guide surface, A pair of support brackets whose tip portions are pivotally slidably movable along the guide surfaces of the pair of fixing brackets at portions near the center of both ends of the joint plate, and are fixed to upper surfaces of the pair of support brackets. A pair of end joint plates composed of a pair of joint materials covering the joint plate and a floor surface of the left and right buildings, and a center attached to the pair of fixing brackets or the skeleton of the floor portions of the left and right buildings. Joint at pivot Supporting rod mounted in the central portion of the rate is pivotally supported vertically move respectively, at least 2
The joint device for floors is composed of more than two central maintenance devices.

[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 numerals 1 and 1 denote portions of the floors of the left and right buildings 3 and 3, which are built via the joints 2, near the joints. Floor 3
a, 3a, a pair of recesses formed so as to open to the joint portion 2, and the wall surfaces of the pair of recesses 1, 1 on the side opposite to the joint portion 2 are formed into inclined surfaces 1a, 1a having an inclination of approximately 45 degrees. Is formed.

Reference numerals 4 and 4 denote a pair of fixing brackets fixed to the floor surfaces 3a and 3a by a plurality of countersunk screws 5 and the like so as to cover the pair of recesses 1 and 1, respectively.
As shown in FIG. 3, a plate-shaped fixing metal body 6 formed of a metal material such as aluminum, an aluminum alloy, and a stainless steel alloy,
A stopper piece 7 integrally formed with one end of the fixture body 6 and protruding downward, and a guide formed on an inclined surface that comes into contact with the inclined surface 1a integrally formed with the other end of the fixture body 6. A surface 8 and a support piece 10 for supporting an end of a floor material 9 such as a tile laid on the floor 3a formed integrally with the tip of the guide surface 8 are formed.

Reference numeral 11 denotes a joint plate which is supported by the pair of fixing brackets 4 and 4 so as to cover the pair of fixing brackets 4 and 4. As shown in FIG. A plate-shaped joint plate body 12 made of a metal material formed on the vertical surfaces 12a, 12a, and a floor surface 3a of the left and right buildings 3, 3 attached to the joint plate body 12 via mortar or concrete 13. A floor member 9 similar to the floor material 9 such as a tile or a decorative board installed on 3a, and a plurality of fixed or rotatable attachments at predetermined intervals substantially at the center bottom surface of the joint plate body 12; Support rod 1
4.

Reference numerals 15 and 15 denote a pair of end joint plates attached to both ends of the joint plate 11. The pair of end joint plates 15 and 15 are, as shown in FIG. A pair of support brackets 17, 17 whose front ends are pivotally supported by pivot pins 16 so as to be slidable along the guide surfaces 8, 8 of the pair of fixing brackets 4, 4, near the center of the part; This pair of support fittings 17, 17
And a pair of joint members 18 such as hard rubber or soft plastic material fixed to the upper surface of the base member with an adhesive or the like.

Reference numeral 19 denotes both ends of the frame 3b, 3b of the floor portion of the left and right buildings 3, 3 or the stopper pieces 7, 7 of the pair of fixing brackets 4, 4, corresponding to the support rod 14 of the joint plate 11 at both ends. As shown in FIG. 6, the central holding device 19 is capable of pivotally supporting the support rod 14 at the center so as to be slidable in the vertical direction, as shown in FIG. Pantograph-shaped telescopic link 2 in which two square frames each having a support 20 are formed.
1 and pivot pins 22, 2 at both ends of the telescopic link 21.
2 and hinge members 23, 23 rotatable in the vertical direction.

The joint device 24 for a floor having the above-described structure is usually provided with a joint plate 2 and a pair of end joint plates 15, 15 as shown in FIGS.
And it is installed so that the upper surface may cover the upper part of a pair of fixing metal fittings 4 and 4 and the upper surface may become substantially flush with the upper surfaces of floor surfaces 3a and 3a of right and left buildings 3,3.

When the right and left buildings 3 and 3 swing in different directions due to an earthquake or the like and the dimensions of the joint 2 are reduced as shown in FIG. 7, the center of the joint plate 11 is moved by a plurality of central maintenance devices 19. The lower surface of the both ends slides upward along the guide surfaces 8, 8 of the pair of fixing brackets 4, 4, and the both ends are the floors of the left and right buildings 3, 3 in a state of being always located at the center of the joint. Ride on the surfaces 3a, 3a. At this time, the pair of end joint plates 15, 15
Rotating around the fulcrums 6 and 16, a pair of support fittings 17 and 1
7 are supported on the floor surfaces 3a, 3a of the left and right buildings 3, 3, so that the upper surfaces of the pair of joint members 18, 18 are in contact with the floor surface 3a and the end upper surfaces of the joint plates 11. It becomes an inclined surface to be connected.

When the joints 2 of the left and right buildings 3 and 3 are widened as shown in FIG. 8, the center of the joint plate 11 is always kept at the center of the joints by a plurality of center maintaining devices 19. In the state where it is located, both ends are a pair of fixing brackets 4,
4 and the tip of the pair of support brackets 17, 17 of the pair of end joint plates 15, 15 also slides while rotating while being in contact with the guide surfaces 8, 8, and the like. Both ends of 11 are inclined surfaces by a pair of joint members 18 of the pair of end joint plates 15.

[0016]

Next, different embodiments of the present invention shown in FIGS. 9 to 25 will be described. In addition,
In the description of the different embodiments of the present invention, the same components as those in the first embodiment of the present invention are denoted by the same reference numerals, and redundant description will be omitted.

In the second embodiment of the present invention shown in FIGS. 9 to 11, the main difference from the first embodiment of the present invention is that a T-shaped mounting plate 25 and this mounting plate 25 are provided. A pair of end joint plates 15A in which a joint material 18A made of a hard rubber or a soft plastic material elastic body 26 and covered so that the bottom surface of the joint 25 is substantially the center bottom surface is fixed to the support bracket 17 with a plurality of screws 27. , 15A, the pair of end joint plates 15A, 1
The same effect as that of the first embodiment of the present invention can be obtained even with the floor joint device 24A configured using 5A.

The third embodiment of the present invention shown in FIGS. 12 to 14 is different from the first embodiment of the present invention mainly in that the wall surfaces 1a, 1a on the side opposite to the joint are substantially vertical. This is because a pair of recesses 1A, 1A and a pair of fixing brackets 4A, 4A formed integrally with the front end of the guide surface 8 and formed with a stopper post 28 which comes into contact with the wall surfaces 1a, 1a are used. With the floor joint device 24B configured as described above, the same operation and effect as those of the first embodiment of the present invention can be obtained.

The fourth embodiment of the present invention shown in FIGS. 15 to 18 is different from the first embodiment of the present invention mainly in that guide surfaces fixed to both ends of a joint plate 11 are provided. An arc-shaped auxiliary end joint plate 29 that covers the upper part of the joint plate 8 and a lower part of both ends of the joint plate 11 that rotatably covers the upper part of the auxiliary end joint plate 29 with a pivot pin. A pair of a movable end joint plate 31 pivotally supported by a bearing portion 30 formed by projecting below the joint or auxiliary end joint plate 29 and having a distal end slidable along the guide surface 8. In the point that the end joint plates 15B, 15B are used, the floor joint device 24C configured as described above is also used in the first joint of the present invention.
The same operation and effect as those of the first embodiment can be obtained, and the upper part of the guide surface 8 is normally attached to the pair of end joint plates 1
When the joints 2 are widened or narrowed while being covered with the movable end joint plates 31 and 31 of 5B and 15B, the auxiliary end joint plates 29 and 29 and the movable end joint plates 31 and 31 are connected. Can be covered with.

The fifth embodiment of the present invention shown in FIGS. 19 to 22 is mainly different from the first embodiment of the present invention in that a plurality of screws 32 are provided at both ends of the joint plate 11. A plurality of arc-shaped fixing portion joint plates 34 fixed at predetermined intervals to a base plate 33 fixed at a predetermined distance, and a pivot pin 35 pivotally supports a lower portion between the fixing portion joint plates 34, 34, A pair of end joint plates 15C, 1 comprising a plurality of movable end joint plate plates 36 whose pivotally mounted distal end slides along the guide surface 8.
In the point that 5C is used, the floor joint device 24D configured using the pair of end joint plates 15C, 15C thus formed has the same operation as that of the first embodiment of the present invention. The effect is obtained. In addition, the fixed part joint plate 34 may be directly fixed to the both ends of the joint plate 11 at a predetermined interval or integrally formed.

In the sixth embodiment of the present invention shown in FIGS. 23 to 25, the main difference from the first embodiment of the present invention is that the recess 1 near the joint 2 of the other building 3 is provided.
A is fixed to a fixing bracket 4B, both ends of which are bent at right angles in the vertical direction, by a countersunk screw 5 or the like. One of the plates 11 is attached so as to be pivotable upward, and an elastic material 38 such as rubber is provided in a gap between the other end of the joint plate 11 and the fixing bracket 4B.
Is filled, the joint device for floor 24 thus configured
Even in the case of E, the same operation and effect as those of the first embodiment of the present invention can be obtained.

[0022]

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

(1) A pair of recesses formed near the joints on the floors of the left and right buildings built via the joints so as to open to the joints, and fixed to the pair of recesses, respectively. A pair of fixing brackets whose inclined joint surfaces are inclined guide surfaces, a joint plate covering portions of the pair of fixing brackets excluding the guide surface, and a tip portion at a position near the center of both ends of the joint plate. A pair of support brackets pivotally supported slidably along the guide surfaces of the pair of fixing brackets, between the joint plate fixed to the upper surfaces of the pair of support brackets and the floor surfaces of the left and right buildings. A pair of end joint plates composed of a pair of covering materials to be covered, and a support attached to the central portion of the joint plate at a central pivot portion attached to the pair of fixing brackets or the frame of the floor portion of the left and right buildings. Each rod Pivotally supported vertically movably, which is configured with at least two or more central support systems,
If the joints become narrower due to an earthquake or the like, both ends of the joint plate protrude above the floors of the left and right buildings, and a pair of ends where the upper surfaces of the joint plate and the floor are inclined. It can be covered with a joint plate. Therefore, it is possible to efficiently prevent the upper end portions of the joint plate formed at an acute angle from protruding above the floor surface as in the related art, thereby ensuring safety.

(2) According to the above (1), even if a gap is formed between both ends of the joint plate and the guide surface, a pair of end joint plates at both ends of the joint plate are formed. The upper surface becomes an inclined surface, and safety can be ensured.

(3) According to the above (1), the pair of end joint plates are pivotally supported at the positions near the center of both ends of the joint plate. A gap generated between the upper end of the plate and the upper end can be reduced. Therefore, it can be used safely.

(4) Claims 2, 3, and 4 also have the above (1) to (4).
The same effect as (3) can be obtained.

[Brief description of the drawings]

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

FIG. 2 is an enlarged sectional view taken along line 2-2 of FIG.

FIG. 3 is an explanatory view of a fixing bracket 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 diagram of an end joint plate according to the first embodiment of the present invention.

FIG. 6 is an explanatory diagram of a central maintenance device according to the first embodiment of the present invention.

FIG. 7 is an operation explanatory diagram of the first embodiment of the present invention when the joint portion is narrowed.

FIG. 8 is an operation explanatory diagram of the first embodiment of the present invention in a case where a joint portion is widened.

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

FIG. 10 is an enlarged sectional view taken along line 10-10 of FIG. 9;

FIG. 11 is an explanatory diagram of an end joint plate according to the second embodiment of the present invention.

FIG. 12 is a plan view of a third embodiment of the present invention.

FIG. 13 is an enlarged sectional view taken along line 13-13 of FIG. 12;

FIG. 14 is an explanatory view of a fixture according to the third embodiment of the present invention.

FIG. 15 is a plan view of a fourth embodiment of the present invention.

16 is an enlarged sectional view taken along line 16-16 of FIG.

FIG. 17 is an explanatory diagram of an end joint plate according to the fourth embodiment of the present invention.

FIG. 18 is an explanatory diagram of an operation when a joint part is narrowed according to the fourth embodiment of the present invention.

FIG. 19 is a plan view of a fifth embodiment of the present invention.

FIG. 20 is an enlarged sectional view taken along line 20-20 in FIG. 19;

FIG. 21 is an explanatory diagram of an end joint plate according to a fifth embodiment of the present invention.

FIG. 22 is an explanatory diagram of the operation of the fifth embodiment of the present invention when the joint is narrowed.

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

FIG. 24 is an enlarged sectional view taken along line 24-24 in FIG. 23;

FIG. 25 is an explanatory diagram of the operation of the sixth embodiment of the present invention when the joint portion is narrowed.

[Explanation of symbols]

1, 1A: recess, 2: joint, 3: building
4, 4A, 4B: fixing bracket, 5: countersunk screw,
6: fixing bracket body, 7: stopper piece,
8: Guide surface, 9: Floor material, 10: Support piece, 11: Joint plate, 12: Joint plate body, 13: Mortar or concrete, 14: Support rod, 1
5, 15A, 15B, 15C: end joint plate, 1
6: pivot pin, 17: support bracket, 18, 18
A: joint material, 19: central maintenance device, 20: central pivot, 21: telescopic link, 22: pivot pin,
23: Hinge member, 24, 24A to 24E: Joint device for floor, 25: Mounting plate, 26: Elastic body, 27:
Screw: 28: stopper support, 29: auxiliary end joint plate, 30: bearing part, 31: movable end joint plate, 32: screw, 33:
Base plate, 34: fixed part joint plate, 35: pivot pin,
36: movable end joint plate plate, 37: pivot bracket,
38: Elastic material.

Claims (4)

[Claims] 1. A pair of recesses formed at portions near the joints of floors of left and right buildings built via joints so as to open to the joints, and respectively fixed to the pair of recesses. A pair of fixing brackets having an inclined guide surface on the side opposite to the joint, a joint plate covering a portion of the pair of fixing brackets excluding the guide surface, and a tip portion at a position near the center of both ends of the joint plate. A pair of support brackets pivotally supported slidably along the guide surfaces of the pair of fixing brackets,
A pair of end joint plates composed of a pair of joint materials covering the joint plate fixed to the upper surfaces of the pair of support fittings and the floor surfaces of the left and right buildings, and the pair of fixing brackets or the left and right joints; At least two or more central maintenance devices, each of which has a support rod attached to the center of the joint plate pivotally movably up and down on a central pivot attached to the frame of the floor portion of the building. Characteristic joint equipment for floors. 2. A pair of recesses formed at portions near the joints of floors of left and right buildings built via joints so as to open to the joints, and are respectively fixed to the pair of recesses. A pair of fixing brackets whose anti-joint portion side is an inclined guide surface, a joint plate covering portions of the pair of fixing brackets excluding the guide surface, and an upper portion of the guide surface fixed to both ends of the joint plate Arc-shaped auxiliary end joint plate that covers the portion of the joint plate, the joint end plate that pivotally covers the upper end of the auxiliary end joint plate, and is pivotally supported at the lower end portions of both ends of the joint plate. A pair of end joint plates composed of a movable end joint plate slidably moving, and a central pivot joint portion attached to the pair of fixing brackets or a frame of the floor portion of the left and right buildings. A floor joint device comprising at least two or more central support devices, each of which has a support rod attached to the central support device so as to be vertically movable. 3. A pair of recesses formed at portions of the floors of the left and right buildings built via the joints near the joints so as to open to the joints, and respectively fixed to the pair of recesses. A pair of fixing brackets whose anti-joint part side is an inclined guide surface, a joint plate covering portions of the pair of fixing brackets excluding the guide surface, and a plurality of fixing members fixed at predetermined intervals to both ends of the joint plate. An arc-shaped fixed end joint plate, and a plurality of movable ends pivotally supported between the fixed end joint plates at a position closer to a lower portion and a rotatably mounted tip slides along the guide surface. A pair of end joint plates composed of a joint plate plate, and a support rod attached to the central portion of the joint plate at a central pivot portion attached to the pair of fixing brackets or the frame of the floor portion of the left and right buildings. Each can be moved up and down A floor joint device comprising at least two or more central maintenance devices pivotally supported by a noh. 4. A recess formed at a portion near the joint of the floor portion of the left and right buildings built via the joint and opened to the joint, and fixed to one of the recesses. A fixing bracket having an inclined joint surface on the side opposite to the joint, a joint plate that covers the portion excluding the guide surface of the fixing bracket and the other concave portion, and a tip near the center of one end of the joint plate. A support metal pivotally supported slidably along the guide surface of the fixing metal, and a joint material covering the joint plate fixed to the upper surface of the support metal and the floor of one of the buildings. A floor joint comprising: an end joint plate; and a pivot bracket for pivotally supporting the other end of the joint plate to a frame of the other building so that one of the joint plates can rotate upward. Joint device.