JP2885558B2 - Connecting structure of movable panel in expansion joint device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure for connecting movable panels in an expansion joint device provided between frames of two adjacent buildings or the like.

[0002]

2. Description of the Related Art For example, two movable panels are pivoted between hinges of a building such as a high-rise building in order to prevent wind and rain from entering the space between the adjacent frames. Freely connected and the connected 2
An expansion joint device that connects both ends of two movable panels to each skeleton by a hinge so that they can rotate freely is provided.Even if the spacing between the skeletons suddenly changes due to an earthquake or land subsidence, each movable panel is angularly displaced. Thus, the relative displacement of each frame is allowed without deformation or breakage of the expansion joint device. Between the movable panels, a cover made of a flexible material such as rubber is attached from the outside to cover one end of each movable panel, and between the other end of each movable panel and the frame. A similar cover body is attached from the outside to improve the watertightness against the invasion of wind and rain from the outside. Such prior art is disclosed in, for example, Japanese Utility Model Publication No. 3-90746 ( (Japanese Utility Model Application No. 2-43586) has been proposed by the present applicant.

[0003]

In such prior art, since the cover body is made of a flexible material such as rubber, the curved state of each cover body is not uniform in the vertical direction.
When viewed from the outside, it is not linear in the vertical direction, and there is a problem that the design is inferior in appearance. Also, in general, since the expansion joint device faces a road through which people and vehicles pass, there is a case where a pedestrian kicks the cover body with a foot, or a stone that a vehicle bounces off comes into contact with the cover body. There is a problem that the cover body is damaged or a connecting portion connecting the respective movable panels is damaged, so that the respective movable panels cannot be smoothly rotated.

SUMMARY OF THE INVENTION Accordingly, an object of the present invention is to provide a connecting structure for a movable panel in an expansion joint device capable of improving the aesthetic appearance of the connecting portion of the movable panel and preventing damage to the connecting portion. To provide.

[0005]

According to the present invention, a mounting member is fixed to each wall surface of two adjacent skeletons with a space therebetween, and each mounting member is provided with a first connecting means having a first hinge pin. One end of each of the movable panels is rotatably connected to each other, and the other end of each of the movable panels is rotatably connected to each other by a second connecting means having a second hinge pin. Are parallel to each other, and a rigid first cover means is provided over one end of each movable panel and the frame to cover the first connecting means from the outside, and a rigid first cover means is provided over the other end of each movable panel. A second cover means is provided to cover the second connection means from the outside. The second cover means has an outer cover body having a substantially T-shaped cross section perpendicular to the axis, and a base end portion of each of the movable panels. Inner cover fixed to each end And an outer cover body, wherein the outer cover body is arranged to be more outwardly spaced apart from each inner cover body, and the second hinge pin projects from the center of the outer cover part and is rotatable around its axis. A movable portion in the expansion joint device, wherein a leaf spring is provided in the vicinity of the distal end portion of each inner cover body so as to resiliently contact the connected portion from both sides. Is a connection structure.

[0006]

According to the present invention, mounting members are respectively fixed to the wall surfaces of two adjacent frames with a space therebetween, and one end of each of the two movable panels is fixed to these mounting members by the first connecting means. Each is connected rotatably. The other end of each movable panel is rotatably connected to each other by a second connecting means. The first and second connecting means each have a hinge pin, and the axis of each hinge pin is parallel to each other. The first connecting means is covered from the outside by rigid first cover means provided over the one end and the frame of the movable panel, and the second connecting means is provided between the other end of each movable panel. Rigid second provided
It is covered from the outside by the cover means. These first
Further, since the second cover means is rigid, its shape can be made uniform, and when viewed from the outside, it can be formed as a straight line in the up-down direction to improve the aesthetic appearance of the design. Further, since the first and second connecting means are covered from the outside by the first and second cover means, even if a stone or the like which is kicked by a pedestrian or bounced off by a vehicle comes into contact, Damage to the first and second connecting means can be prevented. In particular, the second cover means includes a substantially T-shaped outer cover body having a connecting portion and an outer cover portion, and each inner cover body having a base end fixed to the other end of each movable panel. And the second connecting means is covered from the outside by the outer cover portion and each inner cover body. Leaf springs are provided near the tip of each inner cover body, and these leaf springs are resiliently abutted from both sides to the connecting portion of the outer cover body. Even when the amount of angular displacement is different, the outer cover body can be arranged at an intermediate position of each movable panel, for example, at a position of 1/2 of the angle formed by each movable panel. Even if the angular displacement is different from each other, the inner cover body is always arranged on both sides of the outer cover body so that the design appearance is not deteriorated, and one of the inner cover bodies and the outer cover It is possible to prevent damage to the second connecting means due to contact with a stone or the like without forming an opening by separating from the outer cover portion of the body in the angular displacement direction.

[0007]

FIG. 1 is a horizontal sectional view showing the entire structure of an embodiment of the present invention. For example, concrete frames 1a and 1b, such as buildings, are provided adjacent to each other with a space 3 therebetween, and an expansion joint device 5 is provided in the space 3 so that wind and rain do not enter from the outside 4.

Attachment members 8a and 8b formed by connecting a plurality of angle irons having an L-shaped cross section at right angles to the axis by welding or the like are fixed to the wall surfaces 6a and 6b of each frame by anchor bolts 7a and 7b. Each of the mounting members 8a, 8b has one end 13a, 13b of the movable panel 11a, 11b connected to the first hinge pin 9a, by a first connecting means 10a, 10b having a first hinge pin 9a, 9b.
A1 and A2 directions and arrow B around each axis of 9b
They are rotatably connected in directions 1, 1 and B2. The other end portions 14a, 14b of the movable panels 11a, 11b are rotatably connected to each other by a second connecting means 16 having a second hinge pin 15. Thus, each movable panel 1
When the first and second hinge pins 9a, 9b, 15 are attached to the frames 1a, 1b,
Are parallel to each other.

Rigid first cover means 17a, 17b are provided over the one end portions 13a, 13b of the movable panels 11a, 11b and the frames 1a, 1b, and the first connection means are provided by the first cover means 17a, 17b. Means 10
a and 10b are covered from the outside 4 side. Rigid second cover means 18 is provided between the other end portions 14a and 14b of the movable panels 11a and 11b, and the second connection means 16 is covered by the second cover means 18 from the outside 4 side.

[0010] Such first and second cover means 17
According to a, 17b, and 18, even if a pedestrian kicks with a foot or a stone or the like that a vehicle bounces from the outside 4 facing the sidewalk or road, the cover means 17a, 17b, 1
8 does not easily deform, and the first and second connecting means 10a, 10b, 16 are not likely to be damaged. Also, the first and second cover means 17a, 1
Since 7b and 18 are rigid, when viewed from the outside 4 side, they can be straight in the up-down direction, they are clear in appearance, and the aesthetic appearance can be improved.

FIG. 2 is an enlarged sectional view showing a specific structure of the second cover means 18. As shown in FIG. The second cover means 18 includes:
An outer cover body 19 having a substantially T-shaped section perpendicular to the axis, and an inner cover body 21 fixed to the other end portions 14a and 14b of the movable panels 11a and 11b by rivets 20a and 20b.
a, 21b. Plate springs 24a, 24b which are bent in a substantially C shape are fixed to the vicinity of the respective distal ends of the inner cover bodies 21a, 21b by flathead screw bolts 23a, 23b.

The outer cover body 19 includes an arc-shaped portion 25 which is an outer cover portion curved in an arc shape, and an arc-shaped portion 25.
And a rib 26 which is a connecting portion that is connected to the second hinge pin 15 so as to be rotatable around the axis thereof. The leaf springs 24a, 24b resiliently contact the ribs 26 from both sides in the angular displacement direction of the outer cover body 19,
The outer cover body 19 can be arranged at a position that is approximately 1/2 of the angle θ formed by the movable panels 11a and 11b. Therefore, even if the respective frames 1a, 1b are relatively displaced by an earthquake or the like, the respective frames 1a, 1b of the movable panels 11a, 11b are displaced.
Irrespective of the amount of angular displacement with respect to 1b, the arc-shaped portion 25 is always arranged between the inner cover bodies 21a and 21b, so that damage to the second connecting means 16 due to contact with a stone or the like can be prevented. Further, since the inner cover bodies 21a and 21b are always arranged on both sides of the outer cover body 19, the appearance of the design is prevented from deteriorating. In addition, each inner cover body 21
As clearly shown in FIG. 2, the movable panels 11a and 21b are arranged away from the arc-shaped portion 25 of the outer cover body 19 toward the space 3 (downward in FIG. 2).
Even if a and 11b are angularly displaced around the axis of the hinge pin 15, mutual interference is prevented so that the inner cover members 21a and 21b do not contact the arc-shaped portion 25 of the outer cover member 19. The outer cover body 19 and the inner cover bodies 21a, 21
1b is made of a metal such as aluminum or stainless steel, or a rigid material such as a hard synthetic resin, and a material that is not easily deformed by an external force is selected.

FIG. 3 is a perspective view showing a specific configuration of the second connecting means 16. Three hinge pieces 27, 28, 29 are individually and rotatably connected to the second hinge pin 15 along the axial direction, and the outermost cover piece is screwed to the uppermost hinge piece 27 with a screw 30. The nineteen ribs 26 are fixed. Further, the other end 14a of one movable panel 11a is fixed to the second-stage hinge piece 28 by a bolt 31a and a nut 33a (see FIG. 2). Further, the other end 14b of the other movable panel 11b is fixed to the lowermost hinge piece 29 by a bolt 31b and a nut 33b. In this way, the outer cover body 19 and each of the movable panels 11a and 11b are individually rotatably connected around the axis of the hinge pin 15. As shown by the imaginary line 34 in FIG. 2, each movable panel 11a, 11
A water stop plate made of a flexible material such as rubber may be provided between b.

FIG. 4 is an enlarged sectional view showing a specific structure near the first connecting means 17b. An inner cover body 38 is fixed to the one end 13b of the movable panel 11b from the outside 4 by screws 37, and an outer cover body 40 is fixed to the frame 1b by screws 39. In the groove 36 on the screw 39 formed by the outer cover body 40 and the frame 1b, a backup material 41 and a seal material 43 are cast. These inner cover body 38 and outer cover body 40
This constitutes the first cover means 17b.

The inner cover body 38 is spaced slightly from the free end 44 of the outer cover body 40 toward the space 3, and the movable panel 11b is moved around the axis of the hinge pin 9b in the directions of arrows B1 and B2. Even when the inner cover body 38 is angularly displaced, mutual interference is prevented so that the inner cover body 38 does not contact the outer cover body 40.

The space 3 is larger than the cover bodies 38 and 40.
On the side, a water stop plate 45 made of a flexible material such as rubber is arranged. Screws 4 near both ends in the width direction of the water stop plate 45
6 and 47 respectively fix the movable panel 11b and the frame 1b. One hinge piece 48 constituting the first connecting means 10b is provided with a screw 49 on the mounting member 8b.
And the other hinge piece 50 is fixed to one end 13b of the movable panel 11b by a screw 51.

According to such a configuration, the stones kicked by the foot of the pedestrian from the outside 4 side or the stones that the vehicle bounces off can be cut off by the respective cover members 38, 40. And the connecting means 10b can be protected from external force. In addition, each cover body 38, 40
Is made of a rigid material similarly to the outer cover body 19 and the inner cover bodies 21a and 21b of the second cover means 18, so that there is no possibility of undesired bending as compared with a flexible material such as rubber. In appearance, it can be made linear in the up-down direction, and it is possible to obtain a neat design aesthetic appearance.

The other movable panel 11a is also rotatably connected to the mounting member 8a by the same configuration as the above-mentioned movable panel 11b. The description is omitted.

FIG. 5 is a diagram for explaining the movable range of the movable panels 11a and 11b. When an earthquake or land subsidence occurs, each of the skeletons 1a and 1b is individually displaced in different directions. Therefore, in the description of the drawing, one skeleton 1a is stationary, and the other skeleton 1b is connected to the one skeleton 1a. The operation of each of the movable panels 11a and 11b will be described as being displaced relative to. First, when it is assumed that the second hinge pin 15 in the normal state in the normal state is at the position indicated by the reference numeral P0, the position of the hinge pin 15 is such that the other skeleton 1b is on the outside 4 side with respect to the one skeleton 1a (FIG. 5). , Pi-1, Pi-1, Pi-1, and the other skeleton 1b is displaced inward with respect to one skeleton 1a, that is, downward in FIG. Then, reference marks Q1, Q2,
, Qi-1, Qi. The other skeleton 1 from the position indicated by the reference symbol Qi
When b moves toward the outside 4a while approaching one of the frames 1a, the positions of the hinge pins 15 are Qi + 1, Qi +
2,..., Qn-1, Qn.
Return to. Regarding the displacement of the skeleton 1b with respect to the skeleton 1a as described above, the trajectory of the hinge pin 9b can be indicated by a virtual circle S, and the movable panels 11a and 11b interfere with each other within the range of the virtual circle S. Without this, it is possible to rotate while allowing the relative displacement of each of the frames 1a and 1b.

In the embodiment shown in FIG. 2 described above, the arc-shaped portion 25 is formed on the flat plate-like rib 26. However, other embodiments of the present invention include other shapes of displacement, for example, It may be T-shaped or the like.

[0021]

[0022]

[0023]

[0024]

[0025]

[0026]

[0027]

[0028]

[0029]

[0030]

[0031]

[0032]

[0033]

As described above, according to the present invention, the first rigid cover means is provided between one end of the movable panel and the frame, and the second cover means is rigid between each other end of each movable panel. Is provided, the first and second cover means can be vertically aligned in a straight line when viewed from the outside, so that the external appearance can be improved. Also, since the first and second cover means are rigid,
Even if the pedestrian's foot kicks or a vehicle hits a rock, the first and second connecting means can be prevented from being damaged, and rotation of each movable panel may be hindered. Disappears. In particular, the second cover means for covering the second connecting means has an outer cover body and each inner cover body, and abuts the outer cover portion of the outer cover body from both sides in the vicinity of the tip of each inner cover body. Since the leaf springs are in contact with each other, when each frame is relatively displaced due to an earthquake,
Even when the amount of angular displacement of each movable panel with respect to the skeleton is different, the outer cover body can always be arranged at the intermediate portion between the movable panels. Therefore, in a state where the inner cover bodies are always arranged on both sides of the outer cover body, the appearance of the design does not deteriorate, and one of the inner cover bodies and the outer cover part are separated from each other in the angular displacement direction. Thus, it is possible to prevent the opening from occurring and keep the second connecting means in a state of being always covered, so that damage due to contact with stones or the like can be more reliably prevented.

[Brief description of the drawings]

FIG. 1 is a horizontal sectional view showing the entire configuration of an embodiment of the present invention.

FIG. 2 is an enlarged sectional view showing a specific configuration near a second cover means 18.

FIG. 3 is a perspective view showing a specific configuration of a second connecting means 16;

FIG. 4 is an enlarged cross-sectional view showing a specific configuration near the first connecting means 17b.

FIG. 5 is a diagram for explaining a movable range of the movable panels 11a and 11b.

[Explanation of symbols]

 1a, 1b Body 3 Space 4 External 5 Expansion joint device 6a, 6b Wall surface 8a, 8b Mounting member 9a, 9b First hinge pin 10a, 10b First connection means 11a, 11b Movable panel 13a, 13b One end 14a, 14b The other end Part 15 Second hinge pin 16 Second connection means 17a, 17b First cover means 18 Second cover means 19, 40 Outer cover body 21a, 21b, 38 Inner cover body

Claims (1)

(57) [Claims] An attachment member is fixed to each wall surface of two adjacent skeletons with a space therebetween, and each end of the movable panel is attached to each attachment member by a first connecting means having a first hinge pin. The other end of each movable panel is rotatably connected to each other by a second connecting means having a second hinge pin, and the axes of the first and second hinge pins are parallel; Rigid first cover means is provided over one end of each movable panel and the frame, covering the first connection means from the outside, and rigid second cover means is provided between the other end of each movable panel, The second connecting means is covered from the outside. The second cover means includes an outer cover body having a substantially T-shaped cross section perpendicular to the axis, and an inner cover having a base end fixed to the other end of each movable panel. Having a cover body and an outer cover Has an outer cover portion that is arranged at a distance outside the inner cover body and a connecting portion that projects from the center of the outer cover portion and is connected to the second hinge pin so as to be rotatable around its axis. A connecting structure for a movable panel in an expansion joint device, wherein leaf springs resiliently contacting the connecting portion from both sides thereof are provided in the vicinity of the distal end portion of each inner cover body.