JP4354740B2 - Floor joint device - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a floor joint device that covers a joint portion between left and right floor frames provided via a joint portion.
[0002]
[Prior art]
In conventional floor joint devices, a guide rail provided in the horizontal direction on the floor frame on one side of the joint and a plurality of rollers attached to the bottom of one end of the guide rail can slide in the front-rear direction. The other end portion is constituted by a joint plate attached to the floor surface on the other side of the joint portion of the left and right floor frame so as to be slidable in the left-right direction.
[0003]
[Patent Document] JP-A-11-100907
[0004]
[Problems to be solved by the invention]
In this type of conventional floor joint device, when the left and right floor frames are swung in different front and rear directions, a triangular gap is formed on one side of the joint plate at one end side. There was a drawback that either one end side of the plate and one floor frame collided and were damaged.
[0005]
In the present invention, in view of the above-described conventional drawbacks, triangular gaps are formed on both side portions on one end side of the joint plate that slides in the front-rear direction even if the left and right floor frame swings in different front-rear directions. A floor joint that can reliably prevent damage to the joint plate and the left and right floor frames, absorbs different horizontal movements, and automatically returns to the original position when the movement stops. The object is to provide a device.
[0006]
The above and other objects and novel features of the present invention will become more fully 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.
[0007]
[Means for Solving the Problems]
In order to achieve the above-mentioned object, the present invention provides a guide rail provided in a substantially horizontal direction on one side of the floor frame of the left and right floor frame provided through the joint, and the guide rail. A plurality of rollers or sliding materials attached to the bottom surface of one end portion are supported so as to be slidable in the front-rear direction, and the other end portion is slid in the left-right direction on the floor surface of the other side of the left and right floor frame. A joint plate in which both sides on one end side that are movably attached are formed as a pair of relief portions cut into a triangular shape, and a floor frame on the other side of the joint plate so as to cover the pair of relief portions of the joint plate is pivotally supported on both sides site side, and a pair of auxiliary plate that can be covered gap caused when wavered a pair of relief portions and the longitudinal direction of the joint plate, the floor skeleton side on one side of the pair of auxiliary plates The floor joint device is constituted by a pair of auxiliary plate positioning mechanisms attached to the floor housing on one side that always positions the outer free end portion so as to contact both side walls on the joint portion side of the one floor housing. .
[0008]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, the present invention will be described in detail with reference to floor joint devices considered by the present inventors and the embodiments of the present invention shown in the drawings.
[0009]
In the first floor joint device considered by the present inventor shown in FIG. 1 to FIG. 8, 1 is a floor joint between the left and right floor frames 3, 3 such as a connecting passage provided via the joint 2. This floor joint device 1 is provided in a fixed state by a plurality of screws 4 in a substantially horizontal direction on the floor housing 3 on one side of the joints of the left and right floor housings 3 and 3. A guide rail 5 and a sliding material or a plurality of rollers 6 attached to the bottom surface of one end of the guide rail 5 are supported so as to be slidable in the front-rear direction, and the other ends of the left and right floor casings 3 and 3 are supported. A joint plate 7, which is slidably attached to the floor surface 3 a on the joint section side of the other floor housing 3, is slidable in the left-right direction, and a joint of the joint plate 7. The left and right floor frames 3, with both side portions on the other side of the floor frame 3 side as fulcrums, A pair of fan-shaped auxiliary plates 9 and 9 that can be pivoted so that the main part becomes a fulcrum so as to close the gaps 8 and 8 generated on both sides of one floor case 3 when A pair of auxiliary plate positioning mechanisms 11 and 11 for always positioning the outer free ends of the pair of auxiliary plates 9 and 9 on both side walls 10 and 10 of the floor frame 3 on one side of the joint, and the joint plate 7 The cover plate 13 is fixed to the floor surface 3a of the one-side floor casing 3 of the joint portion by a plurality of screws 12 or the like so as to cover the upper portion of the one end portion.
[0010]
As shown in FIG. 4, the joint plate 7 includes a central vertical bar 14, end bars 15 and 15 whose central portions are fixed to both ends of the central vertical bar 14 by welding or the like, and a central portion of the central vertical bar 14. The central horizontal bar 16 fixed by welding or the like so that the central portion is positioned at the center, and both side bars whose both ends are fixed by welding or the like to both ends of the central horizontal bar 16 and both ends of the other end bar 15 17 and 17, upper and lower joint covers 20 and 21 fixed by welding or a plurality of countersunk screws 19 or the like so as to cover the reinforcement frame 18 from above and below, and this upper joint cover 20. The front end cover piece 22 is bent into an inclined surface so that the front end portion formed at the other end is in contact with the floor surface 3a.
[0011]
As shown in FIG. 5, the pair of auxiliary plates 9, 9 includes a triangular auxiliary plate body 23 that is rotatably inserted into upper and lower joint covers 20, 21 on one end side of the joint plate 7. The pivot plate insertion hole 25 is pivotally supported on the joint plate 7 by a pivot pin 24 formed at the rear end of the auxiliary plate body 23.
[0012]
As shown in FIG. 6, the pair of auxiliary plate positioning mechanisms 11, 11 is an operating rod provided with a roller 26 fixed so as to protrude downward on the outer side of the pair of auxiliary plates 9, 9 on the free end side. 27, and a long hole 28 in which the roller 26 of the operating rod 27 can be moved in the left-right direction, both side walls 10, 10 of the floor frame 3 on one side of the joint portion that does not prevent the joint plate 7 from sliding. It is comprised with the guide member 30 fixed to the site | part located in the side by the several screw | thread 29 grade | etc.,.
[0013]
The floor joint device 1 having the above configuration is normally covered with the joint plate 7 between the left and right floor frames 3 and 3, and the wall joint device 31 between the both side walls 10 and 10 of the left and right floor frames 3 and 3. , 31.
[0014]
When the joint part 2 is swung in different left and right directions so that the joint part 2 becomes narrower or wider due to an earthquake or the like, the other end part of the joint plate 7 is located on the joint part side of the other floor frame 3 as shown in FIG. The floor surface 3a is slid in the left-right direction to absorb the shaking movement.
[0015]
In addition, when the rocker swings in different front and rear directions, as shown in FIG. 8, the joint plate 7 is moved in the front and rear direction by the both side walls 10 and 10 of the other floor frame 3. The part slides in the front-rear direction along the guide rail 5 provided on one floor frame 3.
When one end portion of the joint plate 7 slides in the front-rear direction with respect to the one floor frame 3, triangular gaps 32 and 32 are formed between the wall joint devices 31 and 31. The pair of auxiliary plates 9 and 9 are rotated so as to cover the gaps 32 and 32 by the mechanisms 11 and 11 to prevent the gaps 32 and 32 from being generated.
When the shaking motion stops, the pair of auxiliary plates 9 and 9 are automatically returned to the original state by the pair of auxiliary plate positioning mechanisms 11 and 11 and can be used safely.
[0016]
Next, different embodiments of the floor joint device considered by the present inventor shown in FIGS. 9 to 20 and the present invention will be described. In the description of the different forms of the floor joint device considered by the present inventor and the description of the present invention, the same components as those of the first floor joint device considered by the present inventor are denoted by the same reference numerals. Therefore, a duplicate description is omitted.
[0017]
In the second floor joint device considered by the present inventor shown in FIGS. 9 to 11, the main difference from the first embodiment is that the left and right floors have inner side walls 10A and 10A and outer side walls 10B and 10B. The floor joint device 1A installed at such a site may be used in that it is installed so as to cover the joint 2 between the left and right floor housings 3A, 3A between the inner walls 10A, 10A of the housings 3A, 3A.
[0018]
In the first embodiment of the present invention shown in FIG. 12 to FIG. 14, the main difference from the first embodiment considered by the present inventor is that a pair of both end portions on one end side are cut into a triangle shape. The joint plate 7A in which the escape portions 33, 33 are formed, the pair of escape portions 33, 33 of the joint plate 7A, and the gaps 32, 32 generated when swinging in the front-rear direction can be covered. , 33 using the pair of auxiliary plates 9A, 9A having a width of 2 times or more, the floor joint device 1B configured in this way has a movement amount in the front-rear direction of the joint plate 7A. It can also be installed at sites that are restricted by joint devices.
[0019]
The third floor joint device considered by the inventor shown in FIGS. 15 to 17 is mainly different from the first embodiment considered by the inventor in that the pair of auxiliary plates 9 and 9 are always stored. A pair of auxiliary plate positioning mechanisms 11A using springs 34, 34 biasing in the direction, and wires 35, 35 for projecting the free ends of the pair of auxiliary plates 9, 9 outward during different back-and-forth swinging movements, In terms of using 11A, a floor joint apparatus 1C configured using such a pair of auxiliary plate positioning mechanisms 11A and 11A may be used.
[0020]
The fourth floor joint device considered by the present inventor shown in FIGS. 18 to 20 is mainly different from the first embodiment considered by the present inventor in the lower portion of the outer surface of the wall joint device 31. In this way, a pair of auxiliary plate positioning mechanisms 11B and 11B using guide members 37 formed with mounting pieces 36 and 36 having L-shaped ends that can slide the operating rod 27 in the left-right direction are used. The floor joint device 1D may be configured using a pair of auxiliary plate positioning mechanisms 11B and 11B.
[0021]
【The invention's effect】
As is clear from the above description, the present invention has the following effects.
[0022]
(1) The left and right floor frames provided via the joints are provided on the one side of the joints on the side of the joints in a substantially horizontal direction, and the guide rails are attached to the bottom surface of one end. One end portion in which a plurality of rollers or a sliding material is supported so as to be slidable in the front-rear direction, and the other end portion is slidably attached to the floor surface of the other side of the left and right floor frame. The joint plate is pivotally supported on both sides of the floor frame on the other side of the joint plate so as to cover the pair of relief portions of the joint plate formed with a pair of relief portions cut in a triangular shape on both sides on the side. And a pair of auxiliary plates capable of covering a pair of relief portions of the joint plate and a gap generated when the joint plate swings in the front-rear direction, and an outer free end portion on the floor frame side on one side of the pair of auxiliary plates. Flooring Since it is composed of a pair of auxiliary plate positioning mechanisms attached to the floor frame on one side that is positioned so as to be in contact with both side walls on the joint side, when the left and right floor frame swings in different front and rear directions In this case, a triangular gap is formed on both side portions on one end side of the joint plate, and the pair of auxiliary plates can be closed by the pair of auxiliary plate positioning mechanisms.
Therefore, since the gap is closed with the pair of auxiliary plates, it can be used safely.
[0023]
(2) When the left and right floor frame swings in different left and right directions according to (1), the other end of the joint plate slides on the bottom surface of the other floor frame and absorbs the shaking movement. it can.
Therefore, it is possible to reliably prevent the joint plate and the like from being damaged.
[0024]
(3) According to the above (1), the structure is simple and can be easily installed.
[0025]
(4) According to the above (1), the amount of movement in the front-rear direction of the joint plate can be set large even in a place where the amount of movement in the front-rear direction of the one end portion of the joint plate is limited.
Therefore, it can be used even in places with such conditions.
[Brief description of the drawings]
FIG. 1 is a plan view of a first embodiment considered by the present inventor.
2 is a cross-sectional view taken along line 2-2 of FIG.
3 is a cross-sectional view taken along line 3-3 in FIG.
FIG. 4 is an explanatory diagram of a joint plate according to a first embodiment considered by the inventor.
FIG. 5 is an explanatory diagram of an auxiliary plate according to a first embodiment considered by the inventor.
FIG. 6 is an explanatory diagram of an auxiliary plate positioning mechanism according to a first embodiment considered by the inventor.
FIG. 7 is an operation explanatory view in the left-right direction of the first embodiment considered by the inventor.
FIG. 8 is a diagram illustrating the operation in the front-rear direction of the first embodiment considered by the inventor.
FIG. 9 is a plan view of a second embodiment considered by the inventor.
10 is a cross-sectional view taken along line 10-10 in FIG.
11 is a sectional view taken along line 11-11 in FIG. 9;
FIG. 12 is a plan view of the first embodiment of the present invention.
13 is a cross-sectional view taken along line 13-13 in FIG.
FIG. 14 is an explanatory diagram of a joint plate according to the first embodiment of this invention.
FIG. 15 is a plan view of a third embodiment considered by the inventor .
16 is a cross-sectional view taken along the line 16-16 in FIG.
FIG. 17 is an explanatory diagram of an auxiliary plate positioning mechanism according to a third embodiment considered by the inventor .
FIG. 18 is a plan view of a fourth embodiment considered by the present inventor.
19 is a cross-sectional view taken along line 19-19 of FIG.
FIG. 20 is an explanatory view of an auxiliary plate positioning mechanism according to a fourth embodiment considered by the present inventors.
[Explanation of symbols]
1, 1A, 1B, 1C, 1D: floor joint device,
2: Joint part, 3, 3A: Floor frame,
4: Screw, 5: Guide rail,
6: Roller 7, 7A: Joint plate,
8: Clearance, 9, 9A: Auxiliary plate,
10: sidewall,
11, 11A, 11B: auxiliary plate positioning mechanism,
12: Screw, 13: Cover plate,
14: center vertical bar, 15: end bar,
16: Central horizontal bar, 17: Both side bars,
18: Reinforcement frame, 19: Countersunk screw,
20: Upper joint cover, 21: Lower joint cover,
22: tip cover piece, 23: auxiliary plate body,
24: pivot pin, 25: pivot pin insertion hole,
26: Roller, 27: Working rod,
28: long hole, 29: screw,
30: Guide member, 31: Wall joint device,
32: Crevice, 33: Escape part,
34: Spring, 35: Wire,
36: mounting piece, 37: guide member.

Claims (1)

A guide rail provided in a substantially horizontal direction on the floor case on one side of the joint part side of the left and right floor case provided through the joint part, and a plurality of guide rails attached to the bottom surface of one end part of the guide rail Both ends on one end side where a roller or a sliding material is supported so as to be slidable in the front-rear direction, and the other end is slidably attached to the floor surface of the other side of the left and right floor case. A joint plate formed with a pair of relief portions cut into a triangular shape, and pivotally supported on both sides of the floor plate on the other side of the joint plate so as to cover the pair of relief portions of the joint plate. A pair of relief plates and a pair of auxiliary plates capable of covering a gap generated when the plate swings in the front-rear direction, and an outer free end on one side of the pair of auxiliary plates are always connected to one floor case Eyes Part-side floor joints apparatus characterized by comprising a pair of auxiliary plate positioning mechanism attached to the floor skeleton on one side to position so as to abut against the side walls of.

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