JP6534476B1 - Cover plate support device and floor joint device - Google Patents

Abstract

A cover plate supporting device capable of supporting a bottom surface of a cover plate and absorbing a shaking movement due to an earthquake even when installed in a joint portion having corner portions. A pair of side plates 10 and a plurality of rollers rotatably supported by the side plates 10 and provided so that at least a part of the outer peripheral surface thereof is positioned above or below the side plates 10 11 is a cover plate support device 1 for supporting a cover plate using a support 8 consisting of 11, and one end portion side of a pipe-shaped first bar member 6 and the first bar member 6 is slidably inserted. The support 8 is provided with a predetermined interval in the longitudinal direction, and at least when the second bar 7 slides along the longitudinal direction of the first bar 6, the support 8 is provided with the second bar 7. When some of the supports approach or separate from each other and the second bar member 7 returns, the supports 8 return to their original positions by the position adjusting means. [Selected figure] Figure 1

Description

  The present invention relates to a floor joint device for closing a joint portion between left and right housings, and a cover plate support device which is used for the floor joint device and supports the bottom surface of a cover plate.

  Heretofore, as this type of floor joint device, there is known a floor joint device in which the joint portion is closed with a joint plate and the cover plate provided on the other housing covers the recess in which the joint plate slides. (See Patent Document 1). In this floor joint device, a cover plate support member is provided to prevent deflection of a portion where the joint plate is not in contact with the bottom surface of the cover plate (not supported by the joint plate).

  However, the cover plate support device used for such a floor joint device works particularly well when it is used between housings in which the joint portion exists only in the front-rear direction as in Patent Document 1 For example, when the joint portion is bent in an angle, etc., the corner portion of the cover plate should be supported in order to prevent the cover plate support device from colliding with the wall surface etc. of the joint plate support portion formed in the housing. It has the drawback of being unable to

  In addition, for example, when the joint portion having the bent corner is closed by the joint plate and the cover plate, the cover plate supporting device is provided to extend in the lateral direction and the longitudinal direction to support the entire bottom surface of the cover plate. When the joint portion is swung so as to simultaneously narrow by the earthquake, the cover plate support device in the front-rear direction or the left-right direction collides with the wall surface of the corner when using the cover plate support device as described in Patent Document 1 As a result, there is a disadvantage that the cover plate support device etc. is damaged.

Patent No. 6277218 gazette

  SUMMARY OF THE INVENTION In view of the above-described conventional drawbacks, the present invention is a cover plate supporting device capable of reliably supporting the bottom surface of a cover plate even when installed at a joint portion having corner portions, and capable of absorbing shaking due to earthquakes. And it aims at providing a floor joint device using this cover plate support device.

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

  In order to achieve the above object, the cover plate support device according to claim 1 of the present invention is rotatably supported by a pair of side plates and the side plates, and at least a part of the outer peripheral surface thereof is better than the side plates. A cover plate supporting device for supporting a cover plate by using a plurality of supports consisting of a plurality of rollers provided so as to be positioned either upward or downward, the cover plate supporting device comprising a pipe First bar member, and a second bar member in which one end side is slidably inserted in the first bar member, and the support is provided with the longitudinal direction of the first bar member and the second bar member Of the plurality of supports at the time of sliding movement of the second bar member along the longitudinal direction of the first bar member. Approach or separation Whereas, when the second bar member is restored, characterized in that the support member returns to its original position by the position adjusting means.

  A part of the plurality of supports of the cover plate support device according to claim 2 is provided in a fixed state on the first bar member.

  The floor joint device according to claim 3 comprises: one housing and another housing provided via a joint having a corner; and a first joint plate support provided on the one housing; The second joint plate support portion provided on the other housing and one end portion thereof being supported by the first joint plate support portion, and the other end portion being slidably movable by the second joint plate support portion A joint plate supported by the cover, a cover plate having one end supported by the other housing and the other end supported by the upper surface of the joint plate and covering the second joint plate support, and the cover plate A plurality of cover plate support devices for supporting the bottom surface of the support, the support being rotatably supported by a pair of side plates and the side plates, at least a part of the outer peripheral surface thereof is above the side plates or Below The cover plate supporting device comprises a pipe-shaped first bar member and a first bar member in which one end side is slidably inserted. The support is provided with a predetermined interval in the longitudinal direction of the first bar member and the second bar member, and one or the other of the housing swings due to an earthquake, the second bar member When the sliding movement is performed along the longitudinal direction of the first bar member, at least a part of the supporting members of the plurality of supporting members approach or separate from each other, and the second bar member is at the normal position. Is returned to the original position by the position adjusting means.

  A part of the plurality of supports of the floor joint device according to claim 4 is characterized in that the first bar member is fixedly provided.

As apparent from the above description, in the present invention, the following effects can be obtained.
(1) In each of the inventions described in claim 1 and claim 3, the second bar member is inserted into the first bar member and the whole bar member expands and contracts, so that the wall surface of the installation place by the earthquake etc. It can be installed even at a place where it approaches or separates.
(2) Even in a place where the wall surface of the installation place approaches or separates due to an earthquake or the like, it can be installed, so that it is possible to support the entire cover plate used for the joint having a corner, for example .
(3) The same effects as in the above (1) and (2) can be obtained in the inventions described in the second and fourth aspects.

1 to 13 are explanatory views showing a first embodiment of the present invention.
FIGS. 14 to 17 are explanatory views showing a second embodiment of the present invention.
FIGS. 18 to 20 are explanatory views showing a third embodiment of the present invention.
The top view of the cover plate support apparatus of 1st Embodiment. The perspective view of a cover plate support apparatus. Sectional drawing in alignment with line 3-3 of FIG. Explanatory drawing which shows operation | movement of a cover plate support apparatus. BRIEF DESCRIPTION OF THE DRAWINGS The top view of the floor joint apparatus of 1st Embodiment. Sectional drawing which follows 6-6 line of FIG. Sectional drawing which follows 7-7 line of FIG. Operation | movement explanatory drawing of the state in which the joint part of the front-back direction became narrow by the earthquake. Operation explanatory drawing of the state in which the joint part of the front-back direction became wide by the earthquake. Operation explanatory drawing of the state in which the joint part of the left-right direction became narrow by the earthquake. Operation explanatory drawing of the state which the joint part of the left-right direction became wide by the earthquake. Operation | movement explanatory drawing of the state which the joint part of the front-back direction and the left-right direction became narrow by the earthquake. Operation | movement explanatory drawing of the state which the joint part of the front-back direction and the left-right direction became wide by the earthquake. The perspective view of the cover plate support apparatus of 2nd Embodiment. FIG. 15 is a cross-sectional view taken along line 15-15 of FIG. 14; The top view of the floor joint apparatus of 2nd Embodiment. 17 is a cross-sectional view taken along line 17-17 of FIG. The perspective view of the cover plate support apparatus of 3rd Embodiment. Explanatory drawing which shows operation | movement of a cover plate support apparatus. The top view of the floor joint apparatus of 3rd Embodiment.

  Hereinafter, the present invention will be described in detail by the embodiments shown in the drawings. In the present specification, they are referred to as the left-right direction and the front (upper side in the drawing) and the rear (lower side in the drawing) direction with reference to FIG. Moreover, it is called upper (drawing upper) lower (drawing lower) direction on the basis of FIG.

  Further, in the present invention, a frame refers to a structure capable of installing a joint plate such as a building, a road, a slab or an elevator shaft, and an entrance is not only an entrance provided with a door or door but also a person or a vehicle. It also includes walkways that can pass.

  In the first embodiment for carrying out the present invention shown in FIGS. 1 to 13, 1 is a floor joint device provided between the one and the other left and right housings 3 and 4 provided via the joint portion 2 5 is a cover plate support device (hereinafter referred to as a “support device”) used in No. 5.

  As shown in FIGS. 1 to 3, the supporting device 1 is inserted, for example, into a pipe-shaped first bar member 6 of a predetermined length and one end portion side of the first bar member 6 so that the one end portion can slide. It comprises a second bar member 7 of a predetermined length, and a plurality of supports 8 provided at predetermined intervals in the longitudinal direction of the first bar portion 6 and the second bar member 7.

  In the present embodiment, the first bar member 6 is formed in a cylindrical shape, and is a member made of metal. One end of the second bar member 7 is slidably inserted into the inside of the first bar member 6.

  In the present embodiment, the second bar member 7 is a metal cylindrical member and is inserted into the first bar member 6 in a loosely inserted state. In the present embodiment, both the first bar member 6 and the second bar member 7 are formed so that the cross-sectional shape of the outer shape is circular, but if either can be inserted in a loosely inserted state, either one Different cross-sectional shapes may be combined, such as a circular shape and the other one having a polygonal shape.

  In the present embodiment, the support 8 is rotatably supported by a pair of side plates 10 having a through hole 9 at substantially the center, and at least a part of the outer peripheral surface of the side plates 10 above the side plates 10. Alternatively, in the present embodiment, it is configured by three rollers 11 provided so as to be positioned downward.

In the present embodiment, the side plate 10 is a square-round metal plate, and the through hole 9 formed in the approximate center of the side plate 10 is large enough to allow the first bar member 6 or the second bar member 7 to pass through. The outer diameter of the stem is formed. By forming the side plates in this manner, the strength can be increased and the support 8 can be prevented from tipping over.
In addition, the shape of the side plate 10 may be formed in various shapes, such as an inverted T-shape, a square shape, a polygonal shape, and a circular shape.

  For example, as shown in FIG. 3, three shafts 12 are fixed to the pair of side plates 10, and the rollers 11 are respectively fixed to the shafts 12. In the present embodiment, two rollers 11 are provided such that a part of the outer peripheral surface thereof protrudes from the lower end part side of the side plate 10, and one roller 11 is formed such that a part of the outer peripheral surface thereof protrudes from the upper end part. .

  For example, one of the rollers 11 may be provided such that a part of its outer peripheral surface protrudes from the lower end side of the side plate 10, and two may be provided such that a part of its outer peripheral surface protrudes from the upper end. Two or more may be provided such that a part of the outer peripheral surface protrudes from the lower end side of the side plate 10, and two or more may be provided such that a part of the outer peripheral surface protrudes from the upper end. In short, the mounting mode does not matter.

The support 8 is provided in the through hole 9 so that the first bar member 6 or the second bar 7 is in a penetrating state, and a plurality of supports are provided so as to have predetermined intervals, respectively. .
In the present embodiment, the support 8 positioned on the outer peripheral portion of the first bar member 6 in a normal state (the state of FIG. 1 or 5) is welded, adhered, or engaged to the outer peripheral surface of the first bar member 6 Are fixedly or removably attached, and will be described as the fixed support 8a for convenience.

  A pipe-like protective tool or the like (not shown) may be provided in the through hole 9 and the protective bar or the like and the outer peripheral surface of the first bar member 6 may be fixed by welding or the like. The peripheral edge portion 9 and the outer peripheral surface of the first bar member 6 may be fixed by welding or the like.

  On the other hand, the support 8 located on the outer peripheral surface of the second bar member in the normal state is provided slidably in the lateral direction with respect to the first bar member 6 and the second bar member 7, and for convenience, the movable side It demonstrates as the support tool 8b.

  The movable support 8b is provided with position adjusting means 13 so that each movable support 8b can maintain a predetermined interval in a normal state. The position adjusting means 13 is a coil spring in this embodiment, and the elastic force of the coil spring 13 positions the movable support 8 b at a predetermined position. In the present embodiment, the coil spring 13 is provided so as to be substantially coaxial with the second bar member 7. However, for example, one or more may be attached between the side plates 10 of the adjacent movable support 8b.

  A pipe-like protector (not shown) or the like may be provided in the through hole 9 of the movable support 8b, and the position adjustment means 13 may be provided with the movable support 8b by elastic force or elastic force. The member etc. which are made to position in the position of can be considered.

  The support 8 located at the end of the second bar member 7 is fixed to the second bar 7 and is described as an end support 8c for the sake of convenience.

Further, the movable side support 8b adjacent to the fixed side support 8a may be provided with position adjusting means 13 so as to be connected to the adjacent fixed side support 8a.
When the second bar member 7 enters the inside of the first bar member 6 in such a state and moves in the direction in which the first bar member 6 and the second bar member 7 as a whole are contracted, the movable side supports 8b It approaches against the biasing force of the position adjustment means 13 and follows the movement of the first bar member 6 and the second bar member 7.

  On the other hand, when the first bar member 6 and the second bar member 7 move in the direction in which they extend as a whole, the movable supports 8b are separated from each other against the biasing force of the position adjusting means 13, and the first bar The movement of the member 6 and the second bar member 7 is followed.

  The floor joint device 5 in which such a support device 1 is used is provided in the joint portion 2 such that the joint portion 2a in the front-rear direction and the joint portion 2b in the left-right direction continue through the corner (corner) A first joint plate support 14 provided in one housing 3, a second joint plate support 15 provided in the other housing, and one end of the first joint plate support 14 A joint plate 16 supported at the other end by the second joint plate support 15 and slidably supported at the other end by the second joint plate support portion 15, one end is supported by the other casing 4 and the other end is the joint plate A cover plate 17 is supported on the upper surface of the cover 16 and covers the second joint plate support 15, and a plurality of support devices for supporting the bottom surface of the cover plate 17.

In the present embodiment, the first joint plate support portion 14 is formed in the vicinity of the upper end portion of the side wall surface of the joint portion of one housing 3 and is formed by cutting out a part of the one housing 3.
The first joint plate supporting portion 14 does not process a notch or the like in one of the casings 3 and fixes, for example, an angle-shaped bracket or the like near the upper end portion of the side wall surface of the joint portion of one casing 3 As a first joint plate support 14.

  The second joint plate support portion 15 is formed in a recessed shape in the other housing 4 so as to face the first joint plate support portion 14, and the second joint plate support portion 15 is provided with the joint plate The other end is slidably supported.

  In the present embodiment, the joint plate 16 is a plate-like member, and one end side thereof is attached to and supported by the first joint plate support 14 via a pin (not shown) or the like, and the other end It is supported by the second joint plate support 15 via a plurality of sliding members 18 such as rollers provided on the bottom surface.

  The joint plate 16 may be a plate-like member as in the present embodiment, or may be a shallow dish-like joint plate main body filled with a filling member such as mortar.

  The cover plate 17 is a plate-like member whose one end is fixed to the floor surface of the other housing 4 with a screw or the like (not shown) and the other end is supported on the upper surface of the joint plate 16. It is formed to have substantially the same shape as the two joint plate support portions 15.

  One end of the cover plate 17 may be directly attached to the floor surface of the other housing 4 as in the present embodiment, or may be attached via a mounting bracket or the like.

  A plurality of support devices 1 of the present invention are provided at predetermined intervals in a portion of the cover plate 17 which is not supported by the joint plate 16. By the way, the supporting device 1 is attached to cooperate with one of the housing 3 or the joint plate 16.

  In order to maintain the distance between the supporting devices 1, the supporting devices 1 are connected by an expandable connection member 19 such as, for example, a coil spring. The supporting device 1 adjacent to the other end of the joint plate 16 and the other end of the joint plate 16 and the supporting device 1 adjacent to the end of the second joint plate support 15 and the second joint plate support 15 The connection member 19 is also provided between the two. The connecting member 19 is, for example, an elastic member, a resilient member, or the like.

  In the present embodiment, the support device 1 of the present invention is arranged to extend in the front-rear direction (parallel to the joint portion 2a in the front-rear direction) in plan view, and the cover plate support device 20 (see FIG. For example, the support apparatus of patent document 1 etc. are arrange | positioned.

In this embodiment, the supporting device 1 is provided such that the end of the second bar member 7 abuts on the end of the second joint plate support 15 in the front-rear direction, and a known cover plate supporting device 20 is provided. Are disposed so as not to be located at the corners of the second joint plate support 15.
By the way, since the support 8 at the end of the second bar member 7 (the end support 8c in this embodiment) is substantially in contact with the end of the second joint plate support 15 in the front-rear direction, A sliding member 18 such as a roller may be provided on the side plate 10 on the end side of the second joint plate support 15 of the end support 8c in the front-rear direction.

  When the left and right housings 3 and 4 sway in the left and right direction due to an earthquake, and the joint portion 2b in the left and right direction becomes narrow, the joint plate 16 slides on the second joint plate support 15 in the left and right direction as shown in FIG. At the same time, the supporting devices 1 come close to each other against the biasing force of the connecting member 19 connecting the supporting devices 1 to each other, thereby absorbing the sway.

  When the left and right housings 3 and 4 sway in the left and right direction due to an earthquake and the joint 2b in the left and right direction becomes wider, the joint plate 16 slides in the left and right direction on the second joint plate support 15 as shown in FIG. At the same time, the supporting devices 1 are separated from each other against the biasing force of the connecting member 19 connecting the supporting devices 1 to each other, and the fluctuation is absorbed.

When the left and right housings 3 and 4 sway in the back and forth direction due to an earthquake and the joint 2a in the front and rear direction is narrowed, the joint plate 16 slides horizontally on the second joint plate support 15 as shown in FIG. At the same time, the end of the second bar member 7 of the support device 1 is pressed by the second joint plate support 15, and the second bar member 7 enters the first bar member 6 and the biasing force of the position adjustment means 13 On the other hand, the supports 8 are close to each other and absorb the swinging motion.
In the known support device 20, the known support devices 20 approach each other against the biasing force of the connection member 19 connecting the known support devices 20 to each other, and the swing motion is absorbed.

When the left and right housings 3 and 4 sway in the back and forth direction due to an earthquake, and the front and rear joints 2a become wider, the joint plate 16 slides on the second joint plate support 15 in the left and right directions as shown in FIG. At the same time, the end of the second bar member 7 of the support device 1 is pulled by the second joint plate support 15, and the second bar member 7 slides in the direction of dropping off from the first bar member 6, thereby adjusting the position The supports 8 are separated from each other against the biasing force of the means 13 to absorb the swinging motion.
In the known support device 20, the well-known support devices 20 are separated from each other against the biasing force of the connection member 19 connecting the well-known support devices 20 to each other, and the swing motion is absorbed.

  In the case where the left and right housings 3 and 4 sway in the longitudinal direction due to an earthquake, and the joint 2a in the longitudinal direction becomes narrower as the joint 2a in the longitudinal direction becomes narrower, as shown in FIG. The support device 1 and the known support device 20 slide against the joint plate support 15 in the lateral direction, and the support device 1 and the known support device 20 resist the biasing force of the connecting member 19 connecting the support devices 1 and 20 to each other. While the devices 1 and 20 are close to each other, the end of the second bar member 7 of the support device 1 is pressed by the second joint plate support portion 15, and the second bar member 7 enters the first bar member 6, The supports 8 approach each other against the biasing force of the adjustment means 13 and absorb the swinging motion.

  When the left and right housings 3 and 4 sway in the longitudinal direction due to an earthquake, and the joint portions 2a in the longitudinal direction become wider as the joint portions 2a in the longitudinal direction become wider, the joint plate 16 becomes a second joint plate as shown in FIG. The support device 1 and the known support device 20 slide on the support portion 15 in the left-right direction, and the support device 1 and the known support device 20 resist the urging force of the connecting member 19 connecting the support devices 1 and 20 to each other. The end portions of the second bar member 7 of the support device 1 are pulled by the second joint plate support portion 15 while they are separated from each other, and the second bar member 7 slides in the direction of dropping out of the first bar member 6 The support members 8 are separated from each other against the biasing force of the position adjustment means 13 to absorb the swinging motion.

[Different forms for carrying out the invention]
Next, different embodiments for implementing the present invention shown in FIGS. 14 to 20 will be described. In the description of these different embodiments for carrying out the present invention, the same components as those of the first embodiment for carrying out the present invention will be assigned the same reference numerals and overlapping explanations will be omitted.

In the second embodiment for carrying out the present invention shown in FIGS. 14 to 17, the main difference from the first embodiment for carrying out the present invention is that the square pipe-shaped first bar member 6A and the corners are used. In terms of using the columnar second bar member 7A, the same effects as those of the first embodiment for carrying out the present invention can be obtained even with such a supporting device 1A and floor joint device 5A. Even the swaying motion in the front-rear direction can be absorbed.
The side plate 10 is also formed with rectangular through holes 9A, and in the present embodiment, a plurality of position adjusting means 13 are provided between the side plates 10.

The third embodiment for carrying out the present invention shown in FIGS. 18 to 20 is mainly different from the second embodiment for carrying out the present invention in that all the supporting members 8 are movable side supporting members 8b. In this point, the same effects as those of the first embodiment for carrying out the present invention can be obtained even with the support device 1B and the floor joint device 5B.
In the embodiment of the present invention, the one in which the second bar member is inserted into only one end of the first bar member has been described, but for example, the second bar member is inserted into both ends of the first bar member. You may comprise so that a part may expand-contract.

  As described above, the cover plate support device of the present invention is rotatably supported by the pair of side plates and the side plates, and at least a part of the outer peripheral surface thereof is either above or below the side plates. A cover plate supporting device for supporting a cover plate by using a plurality of supports formed by a plurality of rollers positioned to be positioned, wherein the cover plate supporting device comprises a pipe-like first bar member and A second bar member in which one end side is slidably inserted in the first bar member, and the support has a predetermined distance in a longitudinal direction of the first bar member and the second bar member Provided that at least a part of the plurality of supports approaches or separates from each other as the second bar member slides along the longitudinal direction of the first bar member; Said second bar If the member is restored, characterized in that the support member returns to its original position by the position adjusting means.

  The present invention is used in the industry to manufacture floor joint devices and cover plate supporting devices for supporting cover plates of floor joint devices.

1, 1A, 1B: cover plate support device,
2: Joint, 3: One body,
4: The other housing 5, 5, 5A, 5B: floor joint device,
6, 6A: first bar member, 7, 7A: second bar member,
8: support tool 9, 9A: through hole,
10: side plate, 11: roller,
12: Axis, 13: Position adjustment means,
14: first joint plate support, 15: second joint plate support,
16: Joint plate, 17: Cover plate,
18: Sliding member, 19: Connecting member,
20: known cover plate support device.

Claims (4)

A plurality of side plates and a plurality of rollers rotatably supported by the side plates and provided so that at least a part of the outer peripheral surface thereof is positioned above or below the side plates. A cover plate supporting device for supporting the cover plate using the support of
The cover plate support device includes a pipe-shaped first bar member and a second bar member in which one end side is slidably inserted in the first bar member, and the support is the first bar member. And the second bar member with a predetermined interval in the longitudinal direction,
When the second bar member slides along the longitudinal direction of the first bar member, at least a part of the plurality of supports approaches or separates from each other, and the second bar member A cover plate supporting device in which the support is returned to its original position by position adjusting means when the bar member is returned. The cover plate support apparatus according to claim 1, wherein a part of the plurality of supports is provided in a fixed state on the first bar member. One and the other housings provided via the joint portion having the corner portion, a first joint plate support portion provided for the one housing, and a second joint provided for the other housing A plate support portion, and a joint plate having one end supported by the first joint plate support and the other end slidably supported by the second joint plate support, and the other end being the other A cover plate supported by the housing and the other end supported by the upper surface of the joint plate and covering the second joint plate support, and a plurality of cover plate supporting devices supporting the bottom surface of the cover plate Consists of
The support is rotatably supported by a pair of side plates and the side plates, and a plurality of rollers provided so that at least a part of the outer peripheral surface thereof is positioned above or below the side plates. Consists of
The cover plate supporting device includes a pipe-shaped first bar member and a second bar member slidably inserted into the first bar member at one end side, and the support includes the first bar member and the second bar member. Provided at predetermined intervals in the longitudinal direction of the second bar member,
At least a part of the supports of the plurality of supports are mutually shaken when the one and the other housings shake due to an earthquake and the second bar member slides along the longitudinal direction of the first bar member. A floor joint device in which the support is returned to the original position by the position adjustment means when the second bar member is returned to the position at the time of approaching or separating. The floor joint device according to claim 3, wherein a part of the plurality of supports is provided in a fixed state on the first bar member.

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