JP6271663B1 - Joint device - Google Patents

Abstract

To provide a joint device capable of closing a joint portion having a height difference in an L shape in plan view.
SOLUTION: One casing 3, one casing 3 and the other casing 4 provided via the joint portion 2, and a substantially L-shaped plan view formed between the one casing 3 and the other casing 4. The joint portion 2 includes a first joint plate 5, a second joint plate 6, a corner joint plate 7, and a cover body 8 that close the joint portion 2.
[Selection] Figure 1

Description

  The present invention relates to a joint device that closes a joint portion that is substantially L-shaped in plan view and has a height difference in the front-rear direction and the left-right direction.

  Conventionally, as a joint device for closing the joint portion between the housings, the joint plate support recessed portion formed on the joint portion side of one floor housing provided via the joint portion having a corner portion, and this joint plate support recessed portion And the joint plate slide support concave portion with the opposite joint portion formed on the joint portion side of the other floor frame of the corresponding portion and the joint plate support concave portion, the tip portion can be rotated upward by a pivot pin in the joint plate support concave portion At least one corner joint plate supported by the joint plate slide support recess, and connected to at least one side surface of the corner joint plate, and the tip portion is connected to the joint plate support recess by a pivot pin. A joint joint plate supported so as to be pivotable upward and having a tip portion supported by a joint plate slide support recess, and a coupling machine for connecting the joint joint plate and the corner joint plate. And a corner joint plate or a joint plate for closing a joint portion where no joint joint plate is provided, wherein the joint mechanism is at least one side surface of the corner joint plate. A corner joint plate-side connector fixing concave portion formed on the bottom surface side, and a joint joint plate-side connector fixing concave portion formed on the joint joint plate at a portion corresponding to the corner joint plate-side connector fixing concave portion; The corner joint plate-side connector fixing concave portion and the joint joint plate-side connector fixing concave portion are connected to each other via a spring that biases the side surface of the corner joint plate and the joint joint plate to come into contact with each other. The joint plate connector is provided in each of the corner joint plate side connector fixing concave portion and the joint joint plate side connector fixing concave portion, and is orthogonal to the joint portion. The connecting piece is a corner joint plate or a bolt that is attached to the joint joint plate and protrudes outward, and a corner portion of the corner joint plate at a position corresponding to the bolt. A substantially U-shaped coupling fitting attached to a joint plate-side connector fixing recess or a joint joint plate-side connector fixing recess of the connection joint plate and having a long hole into which the bolt is inserted, and inserted into the slot There is known a floor joint device "(Patent Document 1) characterized by a nut that is screwed with a screw portion of a bolt, and a biasing spring interposed between the connecting metal fitting and the nut.

  However, such a floor joint device can only block joint portions having corners, and it has never been assumed to cover all joint portions having different heights.

Japanese Patent No. 5940696

  The present invention has been made in view of the above-described conventional drawbacks, and an object of the present invention is to provide a joint device that can close a joint portion having an L shape in plan view and having a height difference.

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.

  In order to achieve the above object, the joint device of the present invention includes a first joint plate slide support part and a second joint plate slide support part that is continuous with the first joint plate slide support part via a wall surface. One of the formed casings, the first joint plate support part provided at the position opposed to the first joint plate slide support part and the second joint plate and the second joint part, and the second joint part. A second housing having a second joint plate support portion provided at a position facing the joint plate slide support portion, and a substantially L-shape in plan view formed between the one housing and the other housing, The joint portion having a corner on the joint plate slide support portion side, one end portion of the joint portion being supported by the first joint plate support portion, and the other end portion being slurried by the first joint plate slide support portion. One end of the first joint plate supported in a detachable manner and the second joint plate support portion, and the other end portion of the second joint plate support portion is slidably supported by the second joint plate slide support portion. A second joint plate provided at a portion other than the corner of the joint, and one end of the second joint plate attached to the second joint plate support by a pivot pin; The end portion is slidably supported, and a plurality of corner joint plates for closing the corner portion of the joint portion, and one end portion thereof are rotatably attached to the wall surface of the other casing, and the other end portion side is always first. A cover body that is biased to abut against the wall surface between the joint plate slide support portion and the second joint plate slide support portion and closes the joint portion of the wall surface portion. The cover body is opened by an earthquake. As described above, when the one casing and the other casing swing, the plurality of corner joint plates are pressed against the wall surface of the cover body or the one casing and rotate around the pivot pin as a fulcrum. In addition to absorbing the shaking movement caused by the earthquake, when the shaking movement caused by the earthquake is settled, it returns to the normal state.

As is clear from the above description, the present invention has the following effects.
(1) In invention of Claim 1, it has the cover body which closes the joint part of a wall surface part while providing the 1st and 2nd joint plate and corner joint plate which block the joint part of a floor surface. Therefore, the joint portion having an L shape in plan view and having a height difference can be closed without a gap.
(2) When the one casing and the other casing swing so that the cover body is opened by an earthquake, the plurality of corner joint plates are pressed against the wall surface of the cover body or the other casing, The pivot pin can be turned around a fulcrum to absorb a shaking motion caused by an earthquake.
Therefore, it is possible to absorb the shaking motion due to the earthquake without damaging the joint plate and the like.
(3) When the shaking motion due to the earthquake is stopped, the normal state can be restored.
(4) In the invention according to claim 2, the same effects as in the above (1) to (3) can be obtained, and when the corner joint plate on the wall surface side is pressed by an earthquake, it is intermediated by the upward inclined surface. The corner joint plate can be easily pushed upward to absorb the shaking motion caused by the earthquake.
(5) In the invention according to claim 3, the same effects as in the above (1) to (4) can be obtained, and when the shaking movement due to the earthquake is settled, the normal state can be surely restored. .

1 to 16 are explanatory views showing a first embodiment of the present invention.
17 to 19 are explanatory views showing a second embodiment of the present invention.
The top view of the joint device for floors of a 1st embodiment. FIG. 2 is a sectional view taken along line 2-2 in FIG. 1. FIG. 3 is a sectional view taken along line 3-3 in FIG. 1. FIG. 4 is a sectional view taken along line 4-4 of FIG. Explanatory drawing of a housing and a joint part. Explanatory drawing of the 1st, 2nd joint plate. An explanatory view of a corner joint plate. (A) Perspective view of corner joint plate on wall surface side, (b) Perspective view of intermediate corner joint plate, (c) Perspective view of corner joint plate on joint plate side. Explanatory drawing of a cover body. Operation | movement explanatory drawing of the state in which the frame rocks in the left-right direction by the earthquake, and the joint part in the front-rear direction becomes narrow. FIG. 10 is a sectional view taken along line 10-10 in FIG. 9; Operation | movement explanatory drawing of the state in which the frame was shaken in the front-back direction by the earthquake, and the joint part in the left-right direction became narrow. 12-12 sectional view taken on the line of FIG. Operation | movement explanatory drawing of the state in which the frame swayed in the left-right direction by the earthquake, and the joint part of the front-back direction became wide. FIG. 14 is a sectional view taken along line 14-14 of FIG. Operation | movement explanatory drawing of the corner joint plate in the state where the rod body swayed back and forth due to the earthquake and the joint portion in the left-right direction became wide. FIG. 16 is a sectional view taken along line 16-16 in FIG. 15; The top view of the joint device for floors of a 2nd embodiment. FIG. 18 is a cross-sectional view taken along line 18-18 in FIG. An explanatory view of a corner joint plate. (A) Perspective view of corner joint plate on wall surface side, (b) Perspective view of intermediate corner joint plate, (c) Perspective view of corner joint plate on joint plate side.

  Hereinafter, the present invention will be described in detail with reference to the embodiments shown in the drawings. In this specification, it is referred to as a left-right direction, a front (upward in the drawing), and a rear (downward in the drawing) direction with reference to FIG. Further, it is referred to as an upward (upward in the drawing) and downward (downward in the drawing) direction with reference to FIG.

  Further, in the present invention, the frame means a building on which joint plates such as buildings, roads, slabs, and elevator shafts can be installed, and the entrance / exit is not only an entrance / exit provided with doors and doors, but also people and vehicles It also includes a passage that can be accessed.

  In the first embodiment for carrying out the present invention shown in FIG. 1 to FIG. 16, in the present embodiment, reference numeral 1 denotes two casings (one casing 3 and the other casing provided through the joint portion 2). 4) A joint device installed between.

The joint device 1 includes, for example, as shown in FIGS. 1 to 4, one housing 3, the other housing 4 provided via the one housing 3 and the joint portion 2, and the one housing. A joint portion 2 having a substantially L-shape in plan view formed between 3 and the other housing 4, a first joint plate 5, a second joint plate 6, a corner joint plate 7, and a cover body covering the joint portion 2. 8.
For example, as shown in FIG. 5, one of the housings 3 has a floor surface 3 a extending in the left-right direction at a high place, and is continuous through a wall surface 3 b substantially perpendicular to the floor surface 3 a, A floor surface 3c extending in the front-rear direction is formed in a low place, and is a housing provided with a floor surface having a height difference.

  On the floor surface 3a at the high place, a first joint plate slide support portion 10 is formed in which the end opposite to the joint portion 2 is formed on the inclined surface 9.

Further, a second joint plate slide support portion 12 in which an end portion on the opposite side of the joint portion 2 is formed on the inclined surface 11 is also formed on the lower floor surface 3c.
The other casing 4 is formed with a first joint plate support portion 13 at a position facing the first joint plate slide support portion 10 via the joint portion 2 and the second joint plate slide support portion. A second joint plate support portion 14 is formed at a position facing 12 through the joint portion 2.

  A substantially vertical wall surface 4 a extending in the front-rear direction of the other housing 4 is located at a position facing the wall surface 3 b of the one housing.

  The joint portion 2 is substantially L-shaped in plan view, and includes a joint portion 2a in the left-right direction located between the first joint plate slide support portion 10 and the first joint plate support portion 13, and the wall surface 3b of the one casing. Joint portion 2b between the wall surfaces located between the front and rear wall surfaces 4a of the other housing 4 and the corner joint located between the second joint plate slide support portion 12 and the second joint plate support portion 14. It is comprised by the part 2c and the joint part 2d of the front-back direction located between the 2nd joint plate slide support part 12 and the 2nd joint plate support part 14. FIG.

  The first joint plate 5 closes the joint portion 2a in the left-right direction located between the first joint plate slide support portion 10 and the first joint plate support portion 13, as shown in FIG. The joint plate main body 15 having a substantially square shape in plan view and a shallow dish shape, and mounting pins 16 provided at both end portions on one end side of the joint plate main body 15 and provided on the first joint plate support portion 10 are inserted. A pin box 17, a mortar or concrete 18 filled in the joint plate main body 15, a floor decorative plate 19 such as a tile or brick, such as a marble or the like, affixed to the upper surface of the mortar or concrete 18, and a joint plate The cover plate 21 is provided on the other end of the main body 15 via a hinge member 20.

  As for this 1st joint plate 5, the attachment pin 16 with which the one end part was provided in the said 1st joint plate support part 12 is inserted in the pin box 17, and the bottom face of one end part is the 1st joint plate support. The other end portion is supported by the first joint plate slide support portion 10 while being supported by the portion 12.

  The second joint plate 6 closes the joint part 2d in the front-rear direction located between the second joint plate slide support part 12 and the second joint plate support part 14, and the first joint plate 6 The same configuration as in FIG.

  The second joint plate 6 has one end portion into which the mounting pin 16 provided on the second joint plate support portion 14 is inserted into the pin box 17 and the bottom surface of the one end portion is the second joint plate support. The other end portion is supported by the second joint plate slide support portion 10 while being supported by the portion 12. The second joint plate 6 closes the joint part 2 d in the front-rear direction, and is not provided at the corner part 2 c of the joint part 2.

  In this embodiment, the corner joint plate 7 includes a corner joint plate 7a on the wall surface side, an intermediate corner joint plate 7b, and a corner joint plate 7c on the second joint plate side. Yes.

As shown in FIG. 7A, for example, the corner joint plate 7a on the wall surface side includes a corner dish plate body 22 having a substantially right triangle shape in plan view and a shallow dish shape, and one end portion of the corner joint plate body 22 A pivot pin 23 provided at the bottom near the top of the side, a mortar or concrete 24 filled in the corner joint plate main body 22, a tile such as marble pasted on the top surface of the mortar or concrete 24, A floor decorative plate 25 such as a brick and a cover plate 27 provided at the other end of the corner joint plate body 22 via a hinge member 26 are configured.
On the side surface of the joint plate main body 22 that is in contact with the intermediate corner joint plate 7b (surface that is an oblique side in plan view), a push-up inclined surface 28 that pushes up the intermediate corner joint plate 7b upward is formed.

  The pivot pin 23 is inserted into a pivot pin insertion hole 29 provided in the second joint plate support portion 14.

  As shown in FIG. 7C, for example, the corner joint plate 7c on the second joint plate side includes a corner joint plate main body 22A that is symmetrical with the corner joint plate 7a on the wall surface side, and the corner joint plate. A pivot pin 23 provided at the bottom near the apex of one end of the plate body 22A, a mortar or concrete 24 filled in the corner joint plate body 22A, and affixed to the upper surface of the mortar or concrete 24 The floor decorative plate 25 is made of tile such as marble or brick, and the cover plate 27 is provided on the other end of the corner joint plate body 22A via a hinge member 26.

  On the side surface of the corner joint plate main body 22A that is in contact with the intermediate corner joint plate 7b (surface that is an oblique side in plan view), a push-up inclined surface 28A that pushes the intermediate corner joint plate 7b upward is formed. Yes.

  As shown in FIG. 7B, for example, the intermediate corner joint plate 7b includes a corner joint plate body 22B having a substantially isosceles triangle shape in plan view and a shallow dish shape, and one end portion of the corner joint plate body 22B. A pivot pin 23 provided at the bottom near the top of the side, a mortar or concrete 24 filled in the corner joint plate body 22B, and a tile such as marble pasted on the top surface of the mortar or concrete 24; A floor decorative plate 25 such as a brick and a cover plate 27 provided on the other end of the corner joint plate body 22B via a hinge member 26 are configured.

The pivot pin 23 has a length that is at least twice the thickness of the corner joint plate 7.
On both side surfaces of the corner joint plate main body 22B, a rising inclined surface 30 having a shape pushed up by the pushed-up inclined surfaces 27 and 27A is formed.

  The corner joint plate 7a on the wall surface side is provided with a return means 31, and is surely in a normal state when it is pressed against the wall surface 3b or the cover body 8 of one housing 3 by an earthquake and then the shaking movement due to the earthquake is settled. Can return to.

  In this embodiment, the return means 31 is constituted by a coil spring and a wire. One end of the coil spring is fixed to one housing 3, and the other end is a corner joint plate on the wall surface side. It is being fixed to the bottom face of 7a, and is always urging | biasing to the wall surface 3b side of one housing 3. FIG.

  Further, the corner joint plate 7a on the wall surface side is connected to the intermediate corner joint plate 7b by the connection member 32 (in this embodiment, a wire), and when the shaking motion due to the earthquake is stopped, It is pulled by the connecting member 32 and returns to the normal state.

  For example, as shown in FIG. 8, the cover body 8 is provided such that one end of the cover body 8 is turnable on a wall surface 4 a in the front-rear direction of the other housing 4 via a rotation shaft 33, and the other end is the one of the one side Is in contact with the wall surface 3b of the housing 3. In addition, when attaching the cover body 8 to this rotating shaft 33, it is desirable to attach so that the cover body 8 can move to an up-down direction.

A rail member 34 is provided inside the cover body 8 (on the first joint plate side), and an urging means 35 is attached to the rail member 34 so as to be slidable.
In the present embodiment, the urging means 35 is provided at the urging tool 36 fixed to one housing 3, the wire 37 connected to the urging tool 36, and the tip of the wire 37. And an engaging member 38.

Specifically, the rail member 34 is composed of a bar member having both ends fixed to the back side of the cover body 8 and extending in the front-rear direction, and the engaging member 38 of the biasing means 35 is the bar member. The rail member 34 is engaged so as to be slidable.
By this urging means 35, the other end portion side of the cover body 8 is always urged so as to abut against the wall surface 3 b of one housing 3.

  When the frame swings in the left-right direction due to the earthquake and the joint portion in the front-rear direction becomes narrow, as shown in FIGS. 9 and 10, the second joint plate 6 and the corner joint plate 7 are the second joint plate. It is lifted upward by the inclined surface 11 of the slide support part 12 and absorbs the shaking movement caused by the earthquake. At this time, the cover body 8 is pulled by the urging means 35 and is rotated so as to sink under the first joint plate 5 on the cover body side, and the other end side comes into contact with the wall surface 3b of the one housing 3. Maintain the state.

  When the frame swings in the front-rear direction due to the earthquake and the joint in the left-right direction becomes narrow, as shown in FIGS. 11 and 12, the first joint plate 5 and the corner joint plate 7 are the first joint plate. It is raised upward by the inclined surface 9 of the slide support part 10 and absorbs the shaking movement caused by the earthquake.

  When the frame swings in the left-right direction due to the earthquake and the joint portion in the front-rear direction becomes wider, the second joint plate 6 moves over the second joint plate slide support portion 12 as shown in FIGS. Move the slide. In addition, the corner joint plate 7 is pressed by the wall surface 3b of the one housing 3, and the corner joint plate 7a on the wall surface side rotates around the pivot pin 23 as well as the corner joint plate 7a on the wall surface side. Further, the middle corner joint plate 7b is pushed upward by the push-up inclined surfaces 28 and 28A of the corner joint plate 7c on the second joint plate side to absorb the shaking motion due to the earthquake.

  At this time, the cover body 8 is also pressed by the wall surface 3b of the one housing 3, and rotates around the rotating shaft 33 to absorb the shaking motion caused by the earthquake.

  When the shaking due to the earthquake is settled, the cover body 8 is returned to the normal state by the urging means 35 and the corner joint plate 7a on the wall surface side is returned to the normal state by the return means 31. Further, the intermediate joint plate 7b is pulled by the connecting member 32 to the corner joint plate 7a on the wall surface side, and returns to the normal state.

  When the frame swings in the front-rear direction due to the earthquake and the joints in the left-right direction become wider, the first joint plate 5 and the corner joint plate 7 are the first joint plates as shown in FIGS. It slides on the slide support 10 and absorbs the shaking movement caused by the earthquake.

[Different forms for carrying out the invention]
Next, different modes for carrying out the present invention shown in FIGS. 17 to 19 will be described. In the description of the different embodiments for carrying out the present invention, the same components as those in the first embodiment for carrying out the present invention are denoted by the same reference numerals, and redundant description is omitted.
The second embodiment for carrying out the present invention shown in FIGS. 17 to 19 is mainly different from the first embodiment for carrying out the present invention in that a second joint that does not form the push-up inclined surface 28A. A corner joint formed by using a corner joint plate 7c ′ on the plate side and an intermediate corner joint plate 7b ′ that does not form the inclined surface 30 that rises on the corner joint plate 7c ′ side on the second joint plate side. Even in the joint device 1A using such a corner joint plate 7A, the same effect as that of the first embodiment for carrying out the present invention can be obtained in that the plate 7A is used.

  In the embodiment of the present invention, the form in which the corner joint plate on the cover body side is biased has been described, but the corner joint plate on the cover body side and the wall surface of the cover body or the other housing are connected to the wire or the locking piece. For example, when the shaking motion due to the earthquake is stopped, the normal state may be restored.

  In addition, as for the corner joint plate, the one using three corner joint plates has been described, but the corner of the joint portion is composed of two corner joint plates, the corner joint plate on the cover body side and the corner joint plate on the joint plate side. The part may be closed, or four or more corner joint plates may be used.

  In the embodiment of the present invention, a description has been given of using the return means and the connecting member. However, when the shaking movement due to the earthquake is stopped and the corner joint plate on the wall surface side is released from the pressed state, the intermediate corner joint plate is used. It is possible to return to the normal state by the upward inclined surface pushing up the inclined surface by its own weight, so that it is not always necessary to provide a return means or a connecting member.

  Further, in the embodiment of the present invention, a description will be given of a mode in which the corner joint plate on the wall surface side is pressed by the wall surface of one casing when the casing swings in the left-right direction due to the earthquake and the joint section in the front-rear direction becomes narrow. However, the corner joint plate on the wall surface side may be pressed with the cover body (via the cover body pressed against the wall surface of one housing).

  The present invention is used in the industry for manufacturing joint devices.

1, 1A: joint device, 2: joint portion,
3: one housing, 4: the other housing,
5: First joint plate, 6: Second joint plate,
7: Corner joint plate 7, 8: Cover body,
9: inclined surface,
10: 1st joint plate slide support part,
11: inclined surface,
12: 2nd joint plate slide support part,
13: 1st joint plate support part, 14: 2nd joint plate support part,
15: Joint plate body, 16: Mounting pin,
17: Pin box, 18: Mortar or concrete,
19: Floor decorative board, 20: Hinge member,
21: Cover plate,
22, 22A, 22B: Corner joint plate body,
23: pivot pin, 24: mortar or concrete,
25: Floor decorative board, 26: Hinge member,
27: Cover plate, 28, 28A: Push-up inclined surface,
29: pivot pin insertion hole, 30: rising slope surface,
31: return means, 32: connecting member,
33: Rotating shaft 34: Rail member
35: biasing means, 36: biasing tool,
37: wire, 38: engagement member.

Claims (3)

One housing in which a first joint plate slide support portion and the first joint plate slide support portion and a second joint plate slide support portion continuous through a wall surface are formed, and the one housing and joint portion And a second joint provided at a position facing the first joint plate slide support section and a second joint plate slide support section provided at a position facing the first joint plate slide support section. The other housing provided with the joint plate support portion, and the joint portion having a substantially L-shape in a plan view formed between the one housing and the other housing and having a corner on the second joint plate slide support portion side. One end portion of the first joint plate support portion is supported by the first joint plate support portion, and the other end portion of the first joint plate slide support portion is slidably supported by the first joint plate support portion, One end portion is supported by the second joint plate support portion, the other end portion is slidably supported by the second joint plate slide support portion, and a second portion provided at a portion excluding the corner portion of the joint portion. One end of the joint plate is attached to the joint plate support portion by a pivot pin, and the other end portion is slidably supported by the second joint plate slide support portion. A plurality of corner joint plates to be closed, and one end portion of the corner joint plate is rotatably attached to the wall surface of the other casing, and the other end side is always a first joint plate slide support portion and a second joint plate slide support portion. The cover body is biased to abut against the wall surface between them, and is composed of a cover body that closes the joint portion of the wall surface portion, and the one housing body and the other housing body are shaken so that the cover body is opened by an earthquake. In this case, the plurality of corner joint plates are pressed against the wall surface of the cover body or one of the housings, rotate around the pivot pin, and absorb the shaking motion caused by the earthquake, and the shaking motion caused by the earthquake A joint device that returns to a normal state when it fits. The corner joint plate is composed of three corner joint plates. Of the three corner joint plates, the corner joint plates on both sides are pushed up and inclined to the surface in contact with the intermediate corner joint plate. 2. The joint device according to claim 1, wherein a surface is formed, and an inclined surface is formed on both side surfaces of the intermediate corner joint plate. Of the three corner joint plates constituting the corner joint plate, the corner joint plate on the cover body side is always urged toward the cover body side, and the corner portion intermediate between the corner joint plate on the cover body side The joint device according to claim 2, wherein the joint plates are connected.

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