JPH11324139A - Movable passage structure - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a movable passage structure capable of being connected between a pair of building frames by relatively simple constitution. SOLUTION: This movable passage structure is provided a passage body 16 provided capably of passing through between a pair of building frames 4, 6, the one building frame 4 is provided with first guide rails 24, 26, and the other building frame 6 is provided with a second guide rail 28. The first guide rails 24, 26 are extended in the first direction approaching to and separating from the other building frame 6, the second guide rail 28 is extended in the second direction actually perpendicular to the first direction, and the passage body 16 is provided with first supporting roller bodies 56 movably supported with the first guide rails 24, 26, and a second supporting roller body 102 movably supported with the second guide rail 28.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a passage structure for connecting a pair of skeletons so as to allow passage therebetween.

[0002]

2. Description of the Related Art Conventionally, various types of expansion joint devices have been proposed and put into practical use for connecting a pair of skeletons so that they can pass through. In such an expansion joint device, a floor provided between a pair of skeletons and a side wall rising up from both sides of the floor are provided, and the floor and the side wall are connected to be relatively displaceable. It is configured. Therefore,
When the pair of skeletons is displaced in the direction of relatively approaching or moving away from each other, the floor body and the side wall body are relatively displaced, whereby relative displacement of the pair of skeletons is allowed.

[0003]

In such an expansion joint device, the floor body and the side wall body must be configured to be relatively displaceable, the structure is complicated, the number of parts is increased, and the installation is performed. There is a problem that the work becomes complicated. Therefore, it is desired to realize a passage structure having a relatively simple configuration for connecting the pair of skeletons so as to be able to pass through.

In the above-mentioned prior art, even if each building and the corridor cause relative displacement in directions approaching / separating from each other due to a sudden earthquake or uneven settlement of the ground, the displacement in each direction is not affected. There is a limit to the amount of displacement that can be maintained so that both ends of the joint plate in the width direction can be held by each support rail, and contradicting this, the distance between both ends of the crossing corridor and each building The gap must be as small as possible for the safety of pedestrians, as long as mutual interference can be avoided. Therefore, in the above prior art, there is a problem that a large displacement between each building and the corridor cannot be allowed.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a movable passage structure which connects a pair of generators with a relatively simple structure and allows a large relative displacement between the pair of generators.

[0006]

SUMMARY OF THE INVENTION The present invention is a movable passage structure having a passage member provided so as to be able to pass between a pair of skeletons, wherein one of the skeletons is provided with a first guide rail,
The other skeleton is provided with a second guide rail, the first guide rail extends in a first direction approaching and moving away from the other skeleton, and the second guide rail is connected to the second guide rail. Extending in a second direction perpendicular to the first direction,
The passage body includes a first support roller body movably supported by the first guide rail, and a second support roller body movably supported by the second guide rail. When the pair of skeletons are relatively displaced in the first direction, the first support roller is relatively moved along the first guide rail, and the pair of skeletons are The movable passage structure is characterized in that when relatively displaced in the second direction, the second support roller is moved along the second guide rail.

According to the present invention, one of the skeletons is provided with a first guide rail extending in a first direction, and the other skeleton is provided with a second guide rail extending perpendicularly to the first direction. Is provided, and in the passage body connecting between the pair of skeletons,
A first support roller body supported by the first guide rail and a second support roller body supported by the second guide rail are provided. Therefore, when the pair of skeletons are relatively displaced in the first direction, the first support roller relatively moves along the first guide rail, and the pair of skeletons are relatively moved in the second direction. , The second support roller moves along the second guide rail, and thus a large relative displacement of the pair of frames can be allowed. Also, the first and second guide rails are provided on the pair of skeletons, and the passage body is provided between the pair of skeletons with a relatively simple structure of providing the first and second support rollers on the passage body. Can be easily installed.

Further, according to the present invention, the passage body is movable between a connection position connected to the other body and a storage position housed in the one body, and the passage body and the one body A fire-resistant zone is foldably mounted between the skeletons, the passage body is provided with a holding member for pressing and holding the fire-resistant zone, and the one skeleton is for holding the fire-resistant zone. When the passage body is positioned at the connection position, the fireproof belt is pulled out from the accommodation recess and covers the space between the pair of skeletons outside the passage body. By positioning in the storage position and operating the holding member,
The fire zone is folded and housed in the housing recess.

According to the present invention, a fire-resistant zone and a holding member are provided in relation to the passage body, and one of the frames is provided with an accommodation recess for accommodating the fire-resistant zone. Therefore, by positioning the passage body at the storage position and applying the pressing member, the fireproof zone is folded and housed in the housing recess, and the fireproof zone can be housed without substantially protruding outward from the other body. . Further, when the passage body is positioned at the connection position, the fire-resistant zone covers the pair of skeletons outside the passage body, so that even if a flame enters from the outside, the passage body can be protected by the fire-resistant zone.

Further, the present invention is a movable passage structure having a passage member provided so as to be able to pass between a pair of skeletons, wherein the passage member is provided with a first rail and a second rail,
The first rail extends in a first direction in which each body relatively approaches and separates from each other, and the second rail extends from the first rail.
Extending in a second direction perpendicular to the horizontal plane with respect to the direction, the first body is provided with a first guide member in which the first rail is slidably fitted, and the other body has , The second
And a second guide member to which the rail is slidably fitted is provided.

According to the present invention, when each of the frames is relatively displaced in the first direction, the first rail is guided by the first guide member, and the passage body is moved to the first direction with respect to each frame. Move relatively in the direction. When each frame is relatively displaced in the second direction, the second rail is guided by the second guide member, and the passage body moves relatively to each frame in the second direction. In this way, even if each skeleton is relatively displaced in the first and second directions, the gap between the skeletons is always closed by the passage body, and a large relative displacement of each skeleton can be allowed.

The passage body is provided with a first rail and a second rail, and one of the skeletons is provided with a first guide member into which the first rail is slidably fitted. Is provided with a second guide member into which the second rail is slidably fitted, so that there is little deviation in the width direction perpendicular to the longitudinal direction of each rail, and the first rail and the second rail are precisely aligned in the first and second directions. Each rail can be guided, the effective contact area of each rail with each guide member can be increased, and the passage body can be supported with high strength.

[0013]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, an embodiment of a movable passage structure according to the present invention will be described with reference to the accompanying drawings.

(First Embodiment) FIGS. 1 to 6 show an embodiment of a movable passage structure 2 according to the present invention. FIG. 1 shows a movable passage structure 2 according to the present invention,
FIG. 2 is a perspective view schematically showing a state of being installed therebetween, and FIG.
3 is a plan view showing the movable passage structure 2 of FIG. 1 and its vicinity, FIG. 3 is a sectional view taken along line III-III in FIG. 2, and FIG. 4 is mounted on the movable passage body 16 of FIG. FIG. 5 is a partial enlarged cross-sectional view showing the first support roller body 56 and its vicinity in an enlarged manner. FIG. 5 is a partial cross-sectional view showing one end of the floor of the passage body 16, and FIG. It is a figure which shows the state at the time of a frame body displacing relatively.

Referring to FIGS. 1 and 2, the movable passage structure 2 is provided between a pair of adjacent frames 4 and 6. The pair of skeletons 4 and 6 are, for example, buildings such as buildings. In this embodiment, the movable passage structure 2 is installed so as to connect the veranda 8 of one skeleton 4 and the passage 10 of the other skeleton 6. ing.

In this embodiment, one of the skeletons 4 is provided with a protruding floor portion 12 protruding toward the other skeleton 6,
The peripheral portion of the protruding floor portion 12 has a side wall portion 1 extending upward.
4 are provided integrally, and a substantially rectangular opening 18 is formed corresponding to a part of the side wall portion 14 and a portion where the passage body 16 is installed. In addition, the other skeleton 6 is provided with a support protrusion 20 in relation to the passage 10, and the support protrusion 20 extends on both sides of the passage 10 in the left-right direction in FIG. 2.

The movable passage structure 2 includes a passage body 16 provided between the pair of skeletons 4 and 6, a first guide rail 24, 26 and a second guide rail 2 for supporting the passage body 16.
8 is provided. Referring to FIG. 3 as well, first guide rails 24 and 26 are provided on protruding floor portion 12 of one of skeletons 4 and move in a first direction (lower right in FIG. 2 in the upper left direction, the vertical direction in FIG. 2, and the direction perpendicular to the paper surface in FIG. The first guide rails 24, 26 have substantially the same configuration.
The first guide rail 24 (26) has a base member 28 embedded in the protruding floor 12 and a rail member 30 fixed to the upper surface of the base member 28. Referring to FIG. 4 as well, guide projections 32 and 34 projecting upward are provided on both sides of rail member 30, and detachment prevention projections projecting on both sides are provided at the upper ends of guide projections 32 and 34. Parts 36 and 38 are provided. Guide projections 32 and 34 and projections 36,
Reference numeral 38 is provided over substantially the entire length of the first guide rail 24 (26), and the pair of guide projections 32 and 34 define a guide space extending in the first direction between the two.

The second guide rail 28 is provided on the support projection 20 of the other skeleton 6, and is provided in a second direction perpendicular to the first direction in the horizontal plane (from the lower left to the upper right in FIG. 1). , In FIG. 2). This second
The configuration of the guide rail 28 of the first guide rail 2
4 and 26 are substantially the same, and therefore, the description of the configuration is omitted.

The illustrated passage 16 includes a floor 40 functioning as a floor between a pair of skeletons 4 and 6, side walls 42 and 44 provided on both sides of the floor 40, and one side wall. 42
A protective wall 46 extending outward from the one end in the second direction;
A protective wall 48 extending outward from the one end of the other side wall 44 in the second direction. In this embodiment, the inner portions of the protective walls 46 and 48 cover a part of the opening of the passage 10 of the other skeleton 6, and the floor 40 is arranged to face the center of the passage 10. The side wall members 42 and 44 have substantially the same configuration. The side wall member (44) includes a pair of reinforcing plates (50, 52) provided over substantially the entire length thereof, and the lower ends of the reinforcing plates (50, 52) are connected to the base member (54).
It is fixed to. A first support roller body 56 is provided on the lower surface of the base member 54. First support roller 56
A mounting member 58 mounted on the base member 54, a rotating member 60 rotatably mounted on the mounting member 58 about an axis extending in a vertical direction (vertical direction in FIGS. 3 and 4), and a rotating member 60 A plurality of rollers 62 are rotatably mounted on the member 60 in any direction.
At both sides of the base member 54, mounting projections 68, 70 projecting upward over substantially the entire length are provided. One (outer) mounting projection 68 is provided on the projection 36 of the first guide rail 24. An abutting member 72 is provided so as to be able to abut. A substantially L-shaped support bracket 74 is fixed to the other mounting protrusion 70, and a contact member is provided on the lower surface of the support bracket 74 so as to be able to contact the other protrusion 38 of the first guide rail 24. 76 is fixed. A pair of reinforcing plates 50,
A connection member 84 is fixed to an upper end of the connection member 52, and a handrail member 86 is attached to an upper surface of the connection member 84.
A pair of decorative plates 78, 80 are provided outside the reinforcing plates 50, 52. The upper end of the inner decorative plate 78 is attached to the inner surface of the connecting member 84,
The lower end is attached to a mounting bracket 88 fixed to the reinforcing plate 50, the upper end of the outer decorative plate 80 is mounted to the outer surface of the connecting member 84, and the lower end is a mounting bracket fixed to the reinforcing plate 52. 90.

The floor 40 is provided between the pair of side walls 42 and 44. The floor body 40 has an upper plate 94 constituting a floor surface and a lower plate 96 disposed below the upper plate 94.
The lower plate 96 is fixed to the lower ends of the support brackets 74 at both ends thereof. As shown in FIG. 5, a plurality of reinforcing members 98 and 100 are interposed between the upper plate 94 and the lower plate 96 at intervals in the longitudinal direction.

The protective walls 46, 48 are formed by the side walls 4 described above.
2 and 44 are substantially the same, and the description of the specific configuration is omitted. In this embodiment, the protective wall 4
6, a pair of second support rollers 102 are attached at intervals in the second direction.
A pair of second support rollers 102 are attached at intervals in the direction of. The configuration of the second support roller body 102 is as follows.
It is substantially the same as the first supporting roller body 56.

The passage body 16 is mounted between a pair of skeletons 4 and 6, as shown in FIGS. In this embodiment, the first supporting roller body 56 includes the side wall bodies 42 and 44.
And the first support roller 5 of the side wall 42
6 is a guide projection 32, 34 of one of the first guide rails 24.
4 (see FIG. 4), the first support roller 56 of the other side wall 44 is guided by the guide projections 32, 34 of the other first guide rail 26 (see FIG. 4).
(See References). Therefore, the passage body 16 is movably supported in the first direction relative to the one skeleton 4. Further, the second support rollers 102 are disposed at both ends of the protection walls 46 and 48, and the second support rollers 102 of the protection walls 46 and 48 are not clearly shown, but are not shown. Between the pair of guide protrusions of the guide rail 28 so as to be movable along the guide protrusions. Therefore, the passage body 16 also
It is supported movably in the second direction relative to the other body 6. In such a support state, a part of the contact members 72 and 76 of the side wall member 42 (44) is located below the contact portions 36 and 38 of the first guide rail 24 (26), Therefore, when the side wall member 42 (44) moves relatively upward with respect to the frame 4, the contact members 72 and 7 move.
6 is a contact portion 36, 38 of the first guide rail 24 (26).
, Whereby the upward displacement of the passage body 16 is reliably prevented. Although not shown, the protective wall 4
Some of the abutment members 6 and 48 are located below the abutment of the second guide rail 28, and therefore the protective side wall 4
When the members 6, 48 move relatively upward with respect to the other skeleton 6, the contact member contacts the contact portion of the second guide rail 28, whereby the upward displacement of the passage body 16 is ensured. Is blocked.

It is desirable that the floor at the end of the passage 16 be constructed as shown in FIG. 5 in order to ensure safety when passing through the passage 16. That is, at the end of the floor body 40, one end of the upper plate 94 is connected to the lower plate 9.
It is desirable to incline linearly downward toward 6, and connect one end to the upper surface of the lower plate 96. With such a configuration, for example, one of the frame 4 and the passage 16
At the connection with the floor, the height of the floor surface of the protruding floor portion 12 of the skeleton 4 and the floor surface of the floor body 40 of the passage body 16 can be made substantially equal. Further, at the connecting portion between the passage body 16 and the other skeleton 6, it is desirable that the floor surface of the floor body 40 of the passage body 16 and the floor surface of the passage 10 of the other skeleton 6 are set to be substantially the same height. . In addition, in order to prevent slippage when passing,
An anti-slip sheet 108 is provided on the upper surface of the upper plate 94 of the floor 40.
Is desirably provided.

In such a movable passage structure 16,
The relative displacement between the pair of skeletons 4 and 6 is allowed as follows. When the pair of skeletons 4 and 6 are displaced in a direction approaching each other, the first support roller 56 attached to the side walls 42 and 44 moves along the first guide rails 24 and 26 in the direction indicated by the arrow 106. The first support rollers 56 relatively move, and the relative movement of the first support rollers 56 causes the pair of skeletons 4 and 6 to move.
Large relative displacement is allowed, and the passage body 16 is not damaged even if the pair of skeletons 4 and 6 are displaced in this way. At this time, the second support roller 102 attached to the passage body 16 does not substantially move in the first direction relative to the other body 6. In addition, a pair of frames 4, 6
Are displaced in a direction away from each other, the first support roller 56 is disengaged from the first guide rail 2
It moves relatively along the arrows 4 and 26 in the direction opposite to the arrow 106, and this movement absorbs the displacement in the separating direction described above. A plurality of rollers 62 are rotatably mounted on the first support roller body 56 in an arbitrary direction.
2 is mounted on the mounting member 58 so as to be rotatable, so that the relative movement of the first supporting roller body 56 is controlled by the guide projections 32 of the first guide rails 24 and 26.
It is performed smoothly along the line 34.

When the pair of skeletons 4 and 6 are relatively displaced in the second direction, as can be understood from FIG. 6, the second support roller 102 mounted on the protective walls 46 and 48 is moved to the second position. The second support roller 102 relatively moves along the second guide rail 28 in the second direction, and such a relative movement of the second support roller 102 allows a large relative displacement of the pair of skeletons 4 and 6. At this time, the first supporting roller body 56 attached to the passage body 16 does not substantially move in the first direction relative to the frame 4. Since the second support roller body 102 has substantially the same configuration as the first support roller body 56, the second support roller body 102 moves smoothly along the guide projection of the second guide rail 28. .

In this embodiment, the end of the wall portion 14a of the side wall portion 14 provided on the protruding floor portion 12 of one of the skeletons 4 is located close to the outside of the side wall member 42 of the passage body 16,
Further, the wall portion 14b extends close to and substantially parallel to the outside of the side wall body 44 of the passage body 16. Therefore, when the passage body 16 relatively moves in the second direction with respect to the frame 4, the passage body 16 is moved to the wall portions 14 a, 1 of the side wall portion 14.
4b, whereby the relative movement of the passage body 16 in the second direction with respect to the frame 4 is reliably prevented.

In the above-described first embodiment, the movement in the first direction is supported by the pair of first guide rails 24 and 26.
It can also be supported by more than one first guide rail. Further, the movement in the second direction is supported by one second guide rail 28. However, when the load of the passage body 16 is large, the movement in the second direction may be supported by two or more second guide rails. it can. Also, the number of the first and second support rollers 56 and 102 that support the passage body 16 can be appropriately increased or decreased in consideration of the load and the like.

In the first embodiment, the passage 1
In order to smoothly move 6 in the first direction, a guide mechanism extending in the first direction may be interposed between the side walls 42 and 44 of the passage body 16 and the side wall 14 of the frame 4.

(Second Embodiment) FIGS. 7 to 13 show another embodiment of the movable passage structure 202 according to the present invention. FIG. 7 shows a movable passage structure 202 according to the invention.
FIG. 8 is a simplified cross-sectional view of a state in which is installed between a pair of frames 204 and 206 as viewed from above, and FIG.
FIG. 9 is a cross-sectional view taken along the line I-VIII, FIG. 9 is a partial cross-sectional view showing a support structure of the passage body 214 in the movable passage structure 202 of FIG. 7, and FIG.
FIG. 11 is a partial cross-sectional view showing 2 and its vicinity, and FIG.
FIG. 12 is a cross-sectional view showing a lock structure between the passage body 214 and the second guide rail 220. FIG. 12 is a partially enlarged cross-sectional view showing an enlarged attachment portion of the fireproof zone 318. FIG. It is a fragmentary sectional view showing the state when stored at the storage position.

Referring to FIGS. 7 and 8, the movable passage structure 202 includes a pair of adjacent frames 204 and 20.
6 is provided so that it can pass. A pair of skeletons 204 and 206 in this embodiment are, for example, passages provided to form a passage inside a large building. A passage 208 is formed in one skeleton 204 and a passage 208 is formed in the other skeleton 206. Passages 210 are formed and these passages 208,
210 is connected via the movable passage structure 202. The frames 204 and 206 can be fixedly provided.
In this case, when one of the skeletons 204 is positioned at a predetermined position, as shown in FIGS. 7 and 8, a passage 208 of the skeleton 204 and a passage 210 of the other skeleton 206 are provided. Are maintained in a positional relationship facing each other.

The movable passage structure 202 of this embodiment comprises a passage member 214, first guide rails 216, 218 and a second guide rail 220 for supporting the passage member 214.
And A substantially rectangular large through opening is formed in one of the frames 204, and a pair of first guide rails 216 and 218 are provided on both sides of the bottom surface of such a through opening. The first guide rails 216 and 218 extend in a first direction (up and down direction in FIG. 7, left and right direction in FIG. 8, and direction perpendicular to the paper in FIG. 9) approaching and separating from the other frame 206, One end thereof protrudes from the front surface of the skeleton 204 toward the other skeleton 206. The other skeleton 206 is provided with one skeleton 204
A substantially rectangular large through-opening connected to the through-opening is provided, and a supporting protrusion 222 is provided below the opening of such a through-opening. Guide rail 220 is provided. The second guide rail 220 extends in a second direction perpendicular to the first direction in the horizontal plane (the left-right direction in FIG. 7 and the direction perpendicular to the paper in FIG. 8).

Next, the passage member 214 and the passage member 21
4 will be described. Referring also to FIG. 9, the illustrated passage body 214 includes a pair of frame bodies 204 and 20.
6 has a floor 224 for connecting the passages 208 and 210, the floor 224 includes a plurality of frames 226 spaced in a first direction, and a plate provided between the frames 226. 228, and a floor member 230 (see also FIG. 11) is provided on the upper surface of the plate 228. Side walls 232 and 234 are provided at both ends of the floor 224.
Are provided at the upper ends of the side walls 232 and 234.
6 are provided. In the present embodiment, the side wall 234 (2
32) (side wall 234 is specifically shown in FIG. 9, but side wall 232 is not specifically shown).
Is attached to an attachment bracket 238 fixed to the frame 226 by an attachment screw 240, and an upper end thereof is attached to a hanging portion of the ceiling wall 236 by an attachment screw 242. With such a configuration, the passage body 214 has a substantially rectangular large through-opening formed therein, and one of the frames 204 is formed through the through-opening of the passage body 214.
Is connected to the passage 208 of the other body 206 as described later.

In the second embodiment, a first support roller 244 is attached to both ends of three frames 226 (three in FIG. 7 and only one in FIG. 9) of the floor 224. I have. One end (or the other end) of each of the three frames 226 protrudes somewhat beyond the side wall 234 (or 232), and the first support roller 244 is attached to each of these protruding ends. (One of them is shown in FIG. 9). Each first support roller 244
A mounting member 246 mounted on the frame 226;
A plurality of rollers 248 supported rotatably in any direction by the mounting member 246. Note that the first support roller 248 is the first support roller 248 in the first embodiment.
It is also possible to use a member having substantially the same configuration as the supporting roller body 56 of FIG. The first guide rails 216 and 218 have substantially the same configuration, and include a support bottom wall 250 and a pair of guide side walls 252 and 254 extending upward from the support bottom wall 250.
And a top wall 256 connecting the upper end portions of the pair of guide side walls 252 and 254, and a slit 258 extending linearly along the vertical middle portion of the inner guide side wall 252 is formed. One end (or the other end) of the frame 226 is connected to the first guide rail 218 (or 21).
6) are received in the guide rail 218 (or 216) through the slit 258 formed in the guide side wall 252, and the plurality of rollers of the first support roller 248 attached to one end (or the other end) thereof. 248 are supported on the support bottom wall 250 of the first guide rail 218 (or 216). With this configuration, the passage body 21
Reference numeral 4 denotes a pair of first guide rails 216 and 218, which are supported movably in a first direction along a pair of guide side walls 252 and 254 in a direction approaching and separating from the other body 206.

In the present embodiment, the top wall 23 of the passage body 214
Three auxiliary frames 2 spaced apart from each other in the first direction
60 (only one is shown in FIG. 9) is fixed.
The three auxiliary frames 260 are provided at both ends and an intermediate portion of the top wall 230, and one end (or the other end) of each of the auxiliary frames 260 has a side wall 234 (or 232) similarly to the frame 226 of the floor 240. ), And projecting to the outside somewhat, and auxiliary roller bodies 262 are attached to these protruding ends (three in FIG. 8 and one in FIG. 9). Each auxiliary roller 262 has substantially the same configuration as the first support roller 244. In relation to these auxiliary roller bodies 262, a pair of auxiliary guide rails 264,
266 are provided, and auxiliary guide rails 264 and 266 are attached to the upper end of the through opening of one of the skeletons 204. The auxiliary guide rails 264 and 266 have substantially the same configuration and, like the first guide rails 216 and 218, have a support bottom wall 268, a pair of guide side walls 270 and 272, and a top wall 274. Slit 2 on inner guide side wall 270
76 are formed. One end (or the other end) of the auxiliary frame 260 is formed by a slit 2 formed in the guide side wall 270 of the auxiliary guide rail 266 (or 264).
The plurality of rollers 278 of the auxiliary roller body 262 which is received in the auxiliary guide rail 266 (or 264) through the one end (or the other end) through the support bottom of the auxiliary guide rail 266 (or 264). Supported on wall 268. With this configuration, the passage 2
The upper end of 14 is movable in a first direction along the pair of guide side walls 270, 272 of the pair of auxiliary guide rails 264, 266 in a direction approaching and separating from the other body 206. When the passage body 214 can be supported movably in the first direction by the first guide rails 216 and 218, such auxiliary guide rails 264 and 264 can be used.
266 and related components can be omitted.

The passage body 214 is provided on the first guide rail 2
Guided by the guide rails 16, 218 and the auxiliary guide rails 264, 266, they are movably supported between a connection position indicated by a solid line in FIGS. 7 and 8 and a storage position indicated by a two-dot chain line in FIGS. ing. In the storage position, the passage 21
4 is substantially housed in the through-opening of one of the skeletons 204, so that the skeleton 204 can be easily moved. On the other hand, at the connection position, the passage body 214 protrudes from the skeleton 204 toward the other skeleton 206, and the skeleton 2
The passage 208 of 04 and the passage 210 of the other skeleton 206 are connected via a passage 214, and can pass between the two passages 208 and 210 through the passage 214. In this connection position, one end of the passage body 214 is movably received by the second guide rail 220. In this embodiment, the passage body 214 at the connection position and the other body 2
In order to cover the gap with 06, decorative panels 281 (see FIG. 7) are provided on both sides of the passage 210.

Referring to FIG. 7, FIG. 8 and FIG. 10, a pair of second support rollers 282 are attached to one end of floor 224 of passage body 214 at intervals in the second direction. ing. In the present embodiment, a pair of mounting members 284 is fixed to one end of the plate 228 of the passage body 214, a bolt 286 is provided on the second support roller 282, and a nut 288 is screwed onto the bolt 284. By the second
Are mounted on the mounting member 284. The configuration of the second support roller 282 may be substantially the same as the configuration of the first support roller 244.

On the other hand, the second
As shown in FIG. 10, the guide rails 220 of the support bottom wall 290,
It has a pair of guide side walls 292, 294 and a top wall 296, and a slit 298 extending linearly along the top wall 296 is formed on the top wall 296. Also, one guide side wall 29
4 and a part of the top wall 296, a notch 300 extending to the slit 298 is formed corresponding to the second support roller body 282 attached to the passage body 214. With such a configuration, when the passage body 214 is moved to the connection position, each of the second support rollers 282 passes through a corresponding notch 300 provided in the second guide rail 220 and a pair of guide side walls 292. , 294 and is movably supported by the support bottom wall 290. In such a support state, the second support roller 282 moves along the pair of guide side walls 292 and 294 of the second guide rail 220 to the second position.
It is movable in the direction of.

In this embodiment, as shown in FIG. 11, a lock mechanism 302 is provided in relation to the second guide rail 220 in order to lock the connection between the passage body 214 and the other body 206. . Lock mechanism 302 shown
The bracket 304 is attached to the plate 228 of the passage body 214.
And a shaft member 308 is mounted through the spring receiver 306, and the shaft member 3
08 is provided with an engagement member 310 having a contact flange 311 at one end, and a locking shaft 312 at the other end. Further, the contact flange 311 of the engagement member 310
A coil spring 314 that elastically urges the engagement member 310 downward toward the second guide rail 220 is interposed between the coil spring 314 and the spring receiver 306.

With such a configuration, when the passage body is positioned at the connection position and the lock mechanism 302 is held in the locked state, the coil engaging member 310 moves into the slit 298 of the top wall 296 of the second guide rail 220. Is held in a locked state (a state shown in FIG. 9) in which the contact flange 311 contacts the top wall 296 by the action of the coil spring 314. In such a locked state, since the engaging member 310 is inserted into the slit 298 of the second guide rail 220, the engaging member 310 relatively moves in the slit 298 in the second direction. However, in the first direction, the movement of the engagement member 310 is reliably prevented by the top wall 296, and thus the connection between the passage body 214 and the frame body 206 is maintained. The provided second support roller body 282 is prevented from being detached from the second guide rail 220.

In order to release the locked state by the lock mechanism 302, the engagement member 3 is pressed against the bias of the coil spring 314.
The engagement state between the engagement member 310 and the slit 298 of the second guide rail 220 may be released by moving the upper part 10 upward in the direction approaching the plate 228. When released in this manner, the engagement member 310 moves downward by the action of the coil spring 314 and its own weight, and the locking shaft 312 is held in contact with the spring receiver 306.

Referring to FIGS. 7 and 8 again, in this embodiment, a fire-resistant zone is provided between one of the frame members 204 and one end of the passage member 214 so as to cover both side portions of the passage member 214. 316, 318 are provided. One refractory zone 316 is arranged on the left outside of the passage body 214 in FIG. 7, and the other refractory zone 318 is arranged in FIG.
Are substantially the same as those in the fire-resistant zones 316 and 318, and the configuration related to the fire-resistant zones 318 will be described below.

An accommodation recess 322 is provided at a predetermined portion of one of the skeletons 204 so as to face the other skeleton 206, and one end of the fireproof belt 318 is attached to the bottom of the accommodation dent 322 by an attachment bolt 320. . In addition, the passage body 21
The support member 32 extending outward is provided at one end of the side wall 234 of the fourth side.
6 is attached to the tip of the support member 326.
The pivoting member 330 is pivotally connected, and the other end of the fireproof belt 318 is attached to the tip of the pivoting member 330. As shown in FIG. 12, a pressing member 332 is further rotatably attached to a distal end portion of the turning member 330 via a fire-resistant band 318, and the pressing member 332 extends outward so as to cover the front surface of the fire-resistant band 318. Extending. With such a configuration, as shown in FIG. 7, the passage body 214 is positioned at the connection position, and further, the pair of turning members 328 and 330 are provided.
Is extended toward the skeleton 206, the other end of the refractory belt 318 contacts the surface of the skeleton 206, and the
18 is a pair of frames 204, 2 outside the passage body 214.
Substantially the entire area of the gap between the cylinders 06 can be closed to prevent the invasion of the flame from the outside.

On the other hand, when the passage member 214 is positioned at the storage position, and the pair of turning members 328 and 330 are folded and contracted, and the holding member 332 is turned toward the fireproof zone 318, as shown in FIG. 332 acts on the refractory zone 318 and largely bends the refractory zone 318.
Is housed in the housing recess 322 of the frame 204. In such a stored state, the holding member 332 is
The fire zone 318 is substantially the same as the surface of the
4 can be prevented from protruding from the surface. Therefore, if one of the skeletons 204 is movable,
Can be easily moved.

In this embodiment, as shown in FIG. 12, a mounting portion 334 is provided at the tip of the turning member 330, and a silicon fire-resistant and smoke-proof seal 336 is mounted on the mounting portion 334. . When the passage body 214 is positioned at the connection position and the turning members 328 and 330 are in the extended state, the tip of the fire and smoke protection seal 336 comes into contact with the surface of the other body 206, and thereby the other end of the fireproof belt 318. The gap between the body 206 and the body 206 is securely sealed, and thus intrusion of smoke and the like from the outside through the gap can be reliably prevented. If smoke prevention is not a problem, the seal 336 can be omitted.

The non-combustible sheet 33 is provided above the passage body 214.
8 are provided. Referring to FIG. 8, non-combustible sheet 33
One end of 8 is attached to the front surface of one skeleton 204. The support member 3 is provided at the tip of the top wall 236 of the passage body 214.
A pair of revolving members 342 and 344 that are rotatably connected to each other are connected to the support member 340, and the other end of the non-combustible sheet 338 is attached to the tip of the revolving member 344. With such a configuration, when the passage body 214 is positioned at the connection position and the revolving members 340 and 342 are extended toward the frame 206, the non-combustible sheet 338 covers the upper part of the passage body 214 and the passage from the external flame causes the passage. The body 214 can be protected. When the passage member 214 is positioned at the storage position and the turning members 342 and 344 are turned and contracted, the non-combustible sheet 3
38 can be folded and stored on the front side of the frame 204.

In the movable passage structure 202, the same effect as described above is achieved. In a state where the passage body 214 is positioned at the connection position and the pair of frames 204 and 206 are connected via the passage body 214, the passage body 214
The first support roller body 244 is a pair of first guide rails 2.
The second support roller 282 of the passage body 214 is movably supported by the second guide rail 220 in the second direction.
In such a support state, for example, a pair of
7 and 8, when the first support rollers 224 attached to the passage body 214 are displaced in the directions in which the first support rollers 224 and the second support rails 206 move away from each other (or away from each other). 218, and the displacement between the pair of frames 204, 206 is absorbed by the relative movement of the first support roller 244. At this time, since the engagement member 310 of the lock mechanism 302 attached to the passage body 214 is engaged with the second guide rail 220, the passage body 214 moves relative to the other body 206. I will not do it.

When the pair of skeletons 204 and 206 are relatively displaced in the second direction, as understood from FIG. 7, the second support roller 282 mounted on the passage body 214 is provided.
Relatively moves in the second direction along the second guide rail 220, and the relative movement between the pair of frames 204 and 206 is absorbed by such relative movement of the second support roller 282. You. At this time, since the passage body 214 is located between the pair of guide rails 216 and 218 of one of the skeletons 204, the second
The movement in the direction of is surely prevented.

In the above-described second embodiment, the movement in the first direction is supported by the pair of first guide rails 216 and 218, and the movement in the second direction is supported by one second guide rail 220. However, when the load of the passage body 214 is large, the number of the first and second guide rails can be appropriately increased.

(Third Embodiment) FIG. 14 shows a third embodiment of the present invention.
15 is a simplified perspective view showing a movable passage structure 350 according to the embodiment, FIG. 15 is a plan view of the movable passage structure 350, and FIG. 16 is an enlarged cross-sectional view taken along a section line XVI-XVI in FIG. 17 shows section XVI in FIG.
18 is an enlarged sectional view, FIG. 18 is a perspective view showing a part of FIG. 17, and FIG. 19 is a sectional line XIX of FIG.
It is the one part sectional view seen from -XIX. In FIG. 18, the cover means 431 is omitted for ease of illustration.

Referring to FIGS. 14 and 15, movable passage structure 350 includes a pair of adjacent frames 351 and 351.
352. The pair of frames 351 and 352 are
In the present embodiment, the movable passage structure 350 is installed so as to connect the veranda 353 of one skeleton 351 and the passage 354 of the other skeleton 352 in this embodiment. The movable passage structure 350 is composed of frames 351 and 352.
Connect the skeletons 351 and 352 while allowing the skeletons to be displaced in a first direction A1 approaching and separating from each other and a second direction A2 perpendicular to the first direction in a horizontal plane.

On the veranda 353 of one of the frames 351,
A protruding floor 355 protruding toward the other skeleton 352 is provided. A side wall 356 that rises upward and extends along the periphery is integrally provided on the periphery of the protruding floor 355. An opening 357 is formed in the side wall portion 356 in a rectangular shape facing the other body 352. The other skeleton 35
The passage 354 provided in 2 extends in the second direction A2 inside the side wall 390 of the other body 352 and functions as a corridor. An opening 391 is formed in the side wall 390 of the other skeleton 352 so as to face the opening 357 of the side wall 356 of the one skeleton 351. The other frame 352 is provided with a support projection 358 projecting from the side wall 390 toward the one frame 352 at a portion substantially opposed to the protruding floor 355 and extending in the second direction A2. A central portion in the longitudinal direction of the support protrusion 358 further projects, and a center support protrusion 359 is formed.

The movable passage structure 350 includes one skeleton 351.
From the projecting floor 355 of the other body 352
8, a passage body 360, a pair of first rails 361, 362, and a pair of first guide members 364, 3
65, a second rail 363, and a pair of second guide members 36.
6,367. The passage body 360 is connected to one of the skeletons 35.
A floor 385 provided from one protruding floor 355 to the center support protrusion 359 of the other frame 352, and a pair of side walls 38 provided upright on both sides of the floor 385.
6, 387, and a pair of protective walls 388, 389 supported on the support protrusion 358 of the other frame 352, and the protective walls 388, 389 are provided in parallel with the side wall 390 of the other frame 352, respectively. And are vertically connected to the ends of the side wall bodies 386 and 387, respectively.

As shown in FIG. 16, a pair of first guide rails 361 and 362 extending in the first direction A1 on both sides in the width direction are provided on the back side of the floor body 385 of the passage body 360. A second rail 363 extending in the second direction A2 is provided at a lower end of the other end of the 360 on the other side of the frame 352. A pair of concave grooves 370, 371 extending in the first direction A1 corresponding to the pair of first rails 361, 362 of the passage body 360 are formed in the protruding floor 355 of one of the frames 351.
Are formed, and as shown in FIG.
First guide members 364 and 365 for guiding the first rails 361 and 362 are provided in 0 and 371, respectively. Similarly,
The support rail 358 of the other frame 352 has the second rail 3
A pair of second guide members 366, 367 for guiding 63 are provided at intervals in the second direction A2. Each of the first rails 361 and 362 and the second rail 363 has a substantially quadrangular prism shape, and an upper portion is attached to the floor body 385, and substantially V-shaped concave grooves 368 and 369 opposing each other are provided on both sides. Formed over

Referring to FIGS. 16 and 17, first guide members 364, 36 for guiding first rails 361, 362 are provided.
5 will be described. Rectangular base plates 372 and 373 are laid at the bottoms of the concave grooves 370 and 371, respectively. The mounting plates 374 and 375 are fixed to the respective base plates 372 and 373 by welding. On each of the mounting plates 374 and 375, cushioning materials 376 and 377 made of elastomer, urethane rubber, or chloroprene rubber are mounted. On each buffer material 376,377
Each first guide member 364, 365 is mounted. The first guide members 364 and 365 are fixed to the mounting plates 374 and 375 by the bolts 378 via the cushioning members 376 and 377, respectively. Therefore, the first guide member 364,
Even if the 365 or the first rails 361 and 362 are twisted or expanded or contracted due to heat, errors due to these deformations are absorbed by the cushioning members 376 and 377, and the first rails 361 and 362 and the first The positional relationship with the one guide member 364, 365 can be maintained with high accuracy.

Each of the first guide members 364 and 365 has a base 380 formed in a substantially rectangular parallelepiped shape, and a pair of protrusions 381 and 382 projecting upward from the base 380 and extending in the longitudinal direction.
And projecting from the respective projecting portions 381 and 382 in a direction approaching each other, and forming the concave grooves 3 of the first rails 361 and 362
68, 369, a pair of substantially V-shaped fitting ridges 3
83,384. Thus, the first rails 361 and 362 are slidably fitted to the first guide members 364 and 365, respectively. Thereby, each first rail 36
The first and second guide members 362 are prevented from being pulled out in the vertical direction by the fitting projections 383 and 384 of the first guide members 364 and 365, and the displacement in the width direction hardly occurs. Each second guide member 36
6,367, the first guide members 364, 365
The configuration is the same as that described above, and the description is omitted.

The floor body 385 is composed of a floor plate 400 and a floor plate 400.
A plurality of support members 399 extending in the width direction at the lower side of the floor plate and provided at intervals in the longitudinal direction;
00, a pair of base members 395, 396 extending in the first direction A1, and rail mounting plates 397, 398 fixed to the base members 395, 396.

A pair of rail mounting plates 397, 39
8 is a lower flange 401 of each base member 395, 396.
, And is fixed at a plurality of locations by a plurality of bolts 404.

The first rails 361 and 362 are provided with a plurality of bolts 40 on each of the rail mounting plates 397 and 398.
5 fixed. More specifically, each first
The rails 361 and 362 are formed with a plurality of insertion holes 406 that penetrate in the vertical direction, are spaced apart from each other in the longitudinal direction, and have spaces that can accommodate the heads of the bolts 405.
Each of the rail mounting plates 397 and 398 has a plurality of screw holes 407 screwed to the bolts 405 at positions corresponding to the insertion holes 406. Each first rail 361,3
The first rails 361 and 362 are fixed to the rail mounting plates 397 and 398 by screwing the bolts 405 inserted into the respective insertion holes 406 into the screw holes 407 of the rail mounting plates 397 and 398. You.

The plurality of support members 399 are formed in the shape of a rectangular tube, are spaced from each other in the longitudinal direction of each base member 395, 396, are bridged between the base members 395, 396, and Are fixed respectively.
The floor plate 400 is provided over the plurality of support members 399, and is fixed to each support member 399 by screws 408. The floor plate 400 is covered with an anti-slip sheet 409 on the upper surface.

Each of the side wall members 388 and 389 includes a plurality of support members 411, a plurality of support members 412, a plurality of supports 413, a plurality of lower chord members 414, an upper chord member 415, and a decorative plate 416. Including. The plurality of column reinforcing members 411 are formed in a substantially rectangular cylindrical shape, and each base member 39 is formed.
5,396 on the upper flange 403, each base member 39
5,396 are erected at intervals in the longitudinal direction. The plurality of reinforcing members 412 are formed in a substantially L-shape, and both side portions of each column reinforcing member 411 and each base member 3 are formed.
95 and 396 are connected to the upper flange 403, respectively. More specifically, each reinforcing member 412 has an upper flange 403 side portion 412a formed by a base member 395, 396 by a bolt 417a and a nut 417b.
Is fixed to the upper flange 403, and the portion 412 b on the side of the column reinforcing member 411 is fixed to the column reinforcing member 41 by bolts 418.
1 is fixed to each side.

The column 413 is formed in a substantially rectangular cylindrical shape, and is inserted into and fixed to each column reinforcing member 411 from above. The lower chord material 414 has a substantially U-shaped cross section perpendicular to the axis, and is provided to extend between the lower portions of the columns 413. Each lower chord material 414 is attached to each column 41 by a substantially U-shaped bracket 419 attached to a lower portion of each column 413.
3 between the lower part and is fixed. Each lower chord member 414 is provided with a first protrusion 420 extending over the entire length in the longitudinal direction and protruding upward. Upper chord 4
Reference numeral 15 is provided so as to extend continuously between the upper ends of the columns 413. The upper chord material 415 is provided with a second protruding portion 421 that extends over the entire length in the longitudinal direction excluding a portion corresponding to each support 413 and protrudes downward.
The upper end of the decorative plate 416 has the second protrusion 421.
, And the lower end is fixed to the first protrusion 420.
On the upper part of the upper chord material 415, a handrail member 422 extending substantially over the entire length in the longitudinal direction is provided. Each protective wall 3
Reference numerals 88 and 389 have the same configuration as the above-described side wall members 386 and 387, and a description thereof will be omitted.

Referring to FIG. 17, each side wall body 386, 38
7 is covered by cover means 431 and 432, respectively. Each of the cover means 431 and 432 is
33, an attachment body 434, an outer cover body 435 extending along the longitudinal direction of each base member 395, 396, and an inner cover body 436 extending along the longitudinal direction of each base member 395, 396. The support body 433 is fixed to the upper flange 403 of each of the base members 395 and 396 by bolts 417a and nuts 417b, and is connected to a horizontal portion 437 extending substantially horizontally outward and the horizontal portion 437, and is inclined downward toward the outside. And a falling portion 438. The attachment body 434 is fixed to the reinforcing member 412 by welding, and has a base 439 having a substantially L-shaped cross section.
It is fixed to a portion facing the outside of the base 439 by welding,
It has a rising portion 440 extending upward, and a mounting portion 441 connected to the upper end of the rising portion 440 and inclined downward toward the inside.

The outer cover body 435 is formed of each side wall body 386, 386.
A bent portion 442 that is provided outside the 387, has a substantially L-shaped cross section, and is bent inward;
42, an upper cover portion 443, which is connected to the upper end portion of the upper cover portion 42 at an acute angle and is inclined upward toward the outside.
An outer cover portion 444 is provided so as to be continuous with the free end portion 43 and to incline downward toward the outside so as to contact the falling portion 438. The inner cover body 436 is provided inside each of the side wall bodies 386 and 387 and has a substantially L-shaped cross section.
A bent portion 445 formed in a character shape and bent outward.
And an upper cover portion 446 connected to the upper end portion of the bent portion 445 at an obtuse angle and inclined downward toward the inside,
An inner cover portion 447 connected to the free end portion of the upper cover portion 446 and inclined downward toward the inside, and a free end portion of the inner cover portion 447 disposed above the vinyl sheet 409 and connected substantially to the outside. It has a horizontal portion 448 extending horizontally and a falling portion 449 connected to the free end of the horizontal portion 448 and extending substantially vertically downward. On the upper surface at both ends in the longitudinal direction of each support member 399, a mounting piece 450 having a substantially L-shaped cross section and being bent outward is fixed.

The bent portion 442 of the outer cover body 435 is mounted on the mounting portion 441 of the mounting body 434. The bent portion 445 of the inner cover body 436 is mounted on the bent portion 442. In this state, the mounting portion 441 and the bending portions 442, 4
45 are fixed by screws 451. The outer cover portion 444 of the outer cover body 435 is supported in contact with the falling portion 438 of the support 433. Also the inner cover 4
The falling portion 449 of the 36 comes into contact with the mounting piece 450 and is fixed by the screw 452. Further, the outer cover body 43
The upper surface of the upper cover portion 443 and the upper surface of the upper cover portion 446 of the inner cover body 436 are arranged on the same plane, and are provided to be inclined downward from the outside toward the inside.

Outer cover body 435 and inner cover body 4
36, the cover means 431, 43
2, a concave groove 453 extending along the longitudinal direction of each of the base members 495 and 496 and opening upward is formed by the bent portion 442 of the outer cover member 435 and the bent portion 445 of the inner cover member 436. You. This groove 453
Is provided with a sealing member 454 for waterproofing. The horizontal portion 448, the falling portion 449, and the floor plate 400 of the inner cover body 436 form a concave groove 455 that opens toward the inside along the longitudinal direction of each of the base members 395, 396. The concave groove 455 has a sealing member 45 for waterproofing.
6 is mounted. Each of the upper cover portions 443 and 446 corresponding to the position where the support 413 is provided has a portion
13 is bent downward so as to surround 13, and bent in a direction approaching the column reinforcing member 411 to form a recess 457. Below the protective walls 388, 389, cover means having the same configuration as the cover means 431, 432 are provided.

The floor plate 400 of the floor body 385 is provided so as to be inclined downward as one of the frame body 351 side end portions 400a goes from the other frame body 352 side to the one frame body 351 side. Further, the floor plate 400 of the floor 385 is provided so as to be inclined downward as the end 400b on the other side of the frame 352 goes from the side of one frame 351 to the side of the other frame 352. On the protruding floor portion 355, in the vicinity of the end portion 400a of the floor plate 400 of the floor body 385 on one side of the frame body 351 in a state where the respective frame bodies 351 and 352 are not relatively displaced. A member 458 that fills a step with the protruding floor 355 is installed.

In such a movable passage structure 350,
A large relative displacement of each of the frames 351 and 352 is allowed as follows. When each of the frames 351 and 352 is displaced in the direction of relatively approaching, each of the first rails 361 and 362 is guided by each of the first guide members 364 and 365, respectively.
The passage body 360 moves in the approaching direction with respect to the one body 351. When each of the frames 351 and 352 is displaced in the direction A2 in which the frames 351 and 352 are relatively separated from each other, each of the first rails 361 and 352 is displaced.
362 are guided by the first guide members 364 and 365, respectively, and the passage body 360 moves relatively to the one frame 351 in the separating direction. At this time, the second rail 363 extends in the second direction A2 and is fitted to each of the second guide members 366, 367, and does not move in the first direction A1. Thus, the relative displacement in the first direction A1 is allowed.

When each of the frames 351 and 352 is relatively displaced in the second direction A2, the second rail 363 is guided by each of the second guide members 366 and 367, and the passage body 360 is moved relative to the other frame 352. It relatively moves in the second direction A2. At this time, the first rails 361 and 362 extend in the first direction A1 and are fitted in the first guide members 364 and 365, and do not move in the second direction A2. Thus, relative displacement in the second direction A2 is allowed. As described above, even if each of the frames 351 and 352 is relatively displaced in the first and second directions A1 and A2, the passage 36
By 0, the gap between each of the frames 351 and 352 is always closed, and a large relative displacement of each of the frames 351 and 352 can be allowed.

The passage body 360 includes a pair of first rails 36.
1 and 362 and a second rail 363 are provided. One of the skeletons 351 is provided with a pair of first guide members 364 and 365 into which the first rails 361 and 362 are slidably fitted. 352 is provided with a pair of second guide members 366, 367 into which the second rail 363 is slidably fitted, so that the respective rails 361, 362, 36 are provided as described above.
3 has a small displacement in the width direction perpendicular to the longitudinal direction, and each rail 361, 3 in the first and second directions A1, A2 with high precision.
62 and 363 can be guided respectively. Each of the rails 361, 362, 363 is connected to each of the guide members 364-
367, the weight of the passage body 360 and the weights of the rails 361, 362, 363 are determined by the upper guide surfaces 383a, 384a and the bottom surface 459 of the fitting projections 383, 384 of the respective guide members 364-367. Accordingly, the effective contact area of each of the rails 361, 362, and 363 with each of the guide members 364 to 367 can be increased, and the passage body 360 can be supported with a large strength.

Since the outer cover 435 and the inner cover 436 are detachably provided on each of the cover means 431 and 432, a sliding member between each of the rails 361, 362 and 363 and each of the guide members 364 to 367 is provided. Maintenance inspection such as application of grease can be easily performed.

In this embodiment, each of the wall portions 35 of the side wall portion 356 provided on the protruding floor portion 355 of the one frame 351 is provided.
6a and 356b are the side walls 386 and 38 of the passage body 360, respectively.
7 and extend in the first direction A1 and are arranged to face each other. Handrail members 460 and 461 are provided above the walls 356a and 356b, respectively. Each wall 3
A pair of movable side wall means 465a and 465b are provided between the side walls 56a and 356b and the side walls 386 and 387, respectively. Each of the movable side wall means 465a and 465b has the same configuration. In the following description, the movable side wall end portion 465b is indicated by reference numerals in parentheses, and the description is omitted.

Referring to FIG. 16, movable side wall means 465a
(465b) is the inner surface 4 of the wall 356a (356b).
A plurality of support rollers 467 provided at the end of the other body 352 side of the support roller 466;
And a movable side wall member 468a (468b) movably provided along the first direction A1 while being supported by the second member 67. Each support roller 467 has a wall portion 356a (356b).
Bolt 469 on the inner surface 466a (466b) of the
A shaft portion 471 protruding from the mounting plate 470 fixed by the shaft portion 471, and a roller portion provided at the tip of the shaft portion 471, rotatably provided around the central axis of the shaft portion 471, and formed in a short columnar shape. 472.
A plurality of (two in the present embodiment) mounting plates 470 are provided on the wall 356a (356b) at intervals in the vertical direction. A plurality (two in the present embodiment) of support rollers 467 are provided on each mounting plate 470 at intervals in the first direction A1.

The movable side wall 468a (468b) includes a plurality of columns 473, a lower chord 474, an upper chord 475, a decorative plate 476, and a pair of guide rails 477. The configuration of each strut 473, each lower chord material 474, the upper chord material 475, and the decorative plate 476 is the same as that of each strut 413 described above.
Each lower chord material 414, upper chord material 415, and decorative plate 41
6 and the description is omitted. Also the upper chord 4
A handrail member 484 extending substantially over the entire length in the longitudinal direction is provided on the upper part of the member 75. A pair of guide rails 47
7 is formed in a longitudinal shape, and a wall portion 356a of each support 473 is provided.
The support rollers 467 are provided on the side facing the (356b) side at intervals substantially equal to the vertical interval of the support rollers 467.

Each guide rail 477 has a base 478, an upper guide piece 479, a lower guide piece 480, and an upper support piece 4.
81 and a lower support piece 482. The base 478 is attached to each of the columns 473, extends along the first direction A1, and has a width substantially equal to the diameter of the roller portion 472 of the support roller 467. The upper guide piece 479 has a base 478.
And has a guide surface extending toward the wall portion 356a (356b) and capable of abutting against the roller portion 472 of each support roller 467. The lower guide piece 480 is connected to the base 4
78, extends toward the wall 356a (356b), and extends along the roller 472 of each support roller 467.
It has a guide surface that can abut against. The upper support piece 481 continues to the free end of the upper guide piece 479, falls substantially vertically downward, and supports the peripheral edge of the side surface facing the wall portion 356a (356b) of the roller portion 472 of each support roller 467. The lower support piece 482 is connected to the free end of the lower guide piece 480 and rises substantially vertically upward.
7 in the roller portion 472 (356b).
Supports the peripheral edge of the side facing the. Each guide rail 47
7 are closed by, for example, a plate.

Each guide rail 477 thus configured
A gap 483 is formed between the upper support piece 481 and the lower support piece 482, through which the shaft portion 471 of each support roller 467 passes and extends in the first direction A1. Each guide rail 477 has a base 478, an upper guide piece 479, a lower guide piece 480, an upper support piece 481, and a lower support piece 48.
The roller portion 472 of each support roller 467 is accommodated in a space surrounded by the support rollers 2.

In this manner, the guide surfaces of the upper guide piece 479 and the lower guide piece 480 of each guide rail 477 abut on the outer peripheral surface of the roller portion 472 of each support roller 467, so that the movable side wall member 468a ( 468b) can move along the first direction A1 while being supported by the support rollers 467. The upper support piece 481 and the lower support piece 482 of each guide rail 477 are
7, the movable side wall members 468a (4
68b) is prevented from displacing in a direction approaching the side wall body 386 (387). In addition, the base 478 of each guide rail 477 abuts on the tip of the shaft 471 of each support roller 467, so that the movable side wall 468 a (468).
b) is prevented from being displaced in a direction away from the side wall body 386 (387). Therefore, each movable side wall body 468a
(468b) can be moved along the first direction A1 with high accuracy.

Referring to FIG. 19, each side wall body 386, 38
7, the movable side wall member 468 is provided at one end of the body 351 side.
The first protruding pieces 487 and 488 protruding outward are provided near the a and 468b. Each movable side wall body 468
a, 468b are provided at the other end of the other side of the frame 352 with the second side protruding inward near the respective side walls 386, 387.
Projection pieces 489 and 490 are provided. Each first projecting piece 48
7, 488, the position of the tip portion is the second protruding piece 48.
9, 490 each movable side wall body 468
a, 468b. In the present embodiment, in a state where the respective frames 351 and 352 are not relatively displaced,
Each of the movable side walls 468a and 468b has one of the frame 3
The end on the 51 side is one of the side walls 35, 38
The other skeleton 352 side end is disposed closer to the other skeleton 352 side than the one skeleton 351 side end of each of the side walls 386 and 387, and one of the skeletons is disposed closer to the one skeleton 351 side than the one side end. 351 so as to protrude therefrom. Thus, when displaced in the first direction A1, each of the first projecting pieces 487, 48
8 and the second protruding pieces 489 and 490 can be engaged with each other.

When each of the frames 351 and 352 is displaced in a direction of relatively approaching, each of the first protruding pieces 487 and 488 and each of the second protruding pieces 489 and 490 move in a direction in which they are relatively separated from each other. At this time, each movable side wall body 468a, 468b
Does not move relative to one of the skeletons 351, but each movable side wall 468a, 468b is
6b and the side walls 386 and 387 are closed.

When each of the frames 351 and 352 is largely displaced away from each other, each of the first projecting pieces 487 and 4
88 and the second projecting pieces 489 and 490 are engaged, and the movable side walls 468 a and 468 b are pulled out from one of the frames 351 toward the other frame 352. As a result, even if each of the frames 351 and 352 is relatively largely displaced in the separating direction A2, a large gap in the first direction A1 between each of the walls 356a and 356b and each of the side walls 386 and 387 is Each movable side wall body 468a, 468b is closed.

As described above, each of the frames 351 and 352 is the first
Is relatively displaced in the direction A1, the side walls 356a,
Movable side wall members 468a and 468b can always close the gap between 356b and each of the side wall members 386 and 387, and there is no gap in the passage member 360, which is safe.

Although the embodiments of the movable passage structure according to the present invention have been described above, the present invention is not limited to these embodiments, and various modifications and corrections can be made without departing from the scope of the present invention. is there.

[0082]

According to the first aspect of the present invention, one of the skeletons is provided with the first guide rail extending in the first direction, and the other skeleton is provided in a horizontal plane with respect to the first direction. A second guide rail extending vertically in the inside is provided, and a passage body connecting a pair of skeletons has a first support roller body supported by the first guide rail and a second guide rail supported by the second guide rail. And a second supporting roller body to be provided. Therefore,
When the pair of skeletons are relatively displaced in the first direction, the first support roller relatively moves along the first guide rail, and the pair of skeletons are relatively displaced in the second direction. Then, the second support roller moves along the second guide rail, and thus a large relative displacement of the pair of frames can be allowed. Also, the first and second guide rails are provided on the pair of skeletons, and the passage body is provided between the pair of skeletons with a relatively simple structure of providing the first and second support rollers on the passage body. Can be easily installed.

According to the second aspect of the present invention, a fire-resistant zone and a holding member are provided in relation to the passage body, and a housing recess for housing the fire-resistant zone is provided in one of the frames. Therefore, by positioning the passage body at the storage position and applying the pressing member, the fireproof zone is folded and housed in the housing recess as required, and the fireproof zone is stored without substantially protruding outward from the other frame. can do. Further, when the passage body is positioned at the connection position, the fire-resistant zone covers the pair of skeletons outside the passage body, so that even if a flame enters from the outside, the passage body can be protected by the fire-resistant zone.

According to the third aspect of the present invention, even if each frame is relatively displaced in the first and second directions, the gap between the frames is always closed by the passage, and Large relative displacements can be tolerated. Further, there is little displacement in the width direction perpendicular to the longitudinal direction of each rail, and it is possible to guide each rail in the first and second directions with high precision, and to increase the effective contact area of each rail with each guide member. Therefore, the passage body can be supported with great strength.

[Brief description of the drawings]

FIG. 1 shows a movable passage structure 2 according to the present invention
It is a perspective view which shows simply the state installed between six.

FIG. 2 is a plan view showing a movable passage structure 2 of FIG. 1 and its vicinity.

FIG. 3 is a sectional view taken along line III-III in FIG. 2;

FIG. 4 is a partially enlarged cross-sectional view showing a first support roller body 56 mounted on the movable passage body 16 of FIG. 1 and its vicinity in an enlarged manner.

FIG. 5 is a partial sectional view showing one end of a floor of a passage body 16;

FIG. 6 is a diagram showing a state where a pair of frames 4, 6 are relatively displaced.

FIG. 7 is a simplified cross-sectional view of a state in which a movable passage structure 202 according to the present invention is installed between a pair of skeletons 204 and 206 as viewed from above.

FIG. 8 is a sectional view taken along line VIII-VIII in FIG. 7;

FIG. 9 shows a passage body 21 in the movable passage structure 202 of FIG.
FIG. 4 is a partial cross-sectional view showing a support structure of No. 4.

FIG. 10 is a partial cross-sectional view showing a second support roller body 282 and its vicinity.

FIG. 11 is a cross-sectional view showing a lock structure between a passage body 214 and a second guide rail 220.

FIG. 12 is a partially enlarged cross-sectional view showing, on an enlarged scale, a mounting portion of a fireproof belt 318.

FIG. 13 is a partial cross-sectional view showing a state when the passage body 214 is stored in a storage position.

FIG. 14 is a simplified perspective view showing a movable passage structure 350 of the present invention.

15 is a plan view of a movable passage structure 350. FIG.

FIG. 16 is an enlarged cross-sectional view as viewed from a section line XVI-XVI in FIG. 15;

FIG. 17 is an enlarged sectional view showing a section XVII of FIG. 16;

FIG. 18 is a perspective view showing a part of FIG. 17;

FIG. 19 is a partial cross-sectional view taken along the line XIX-XIX of FIG. 16;

[Explanation of symbols]

 2, 202, 350 Movable passage structure 4, 6, 204, 206, 351, 352 Body 10, 208, 210, 354 passage 16, 214, 360 passage body 24, 26, 216, 218 First guide rail 28, 220 Second guide rail 56, 244 First support roller body 102, 282 Second support roller body 302 Lock mechanism 316, 318 Fireproof zone 322 Housing recess 332 Holding member 361, 362 First rail 363 Second rail 364, 365 First guide member 366, 367 Second guide member 467 Support roller 468a, 468b Movable side wall body

Claims (3)

[Claims] 1. A movable passage structure comprising a passage member provided so as to be able to pass between a pair of skeletons, wherein one skeleton has a first guide rail, and the other skeleton has a second guide rail. A guide rail is provided, the first guide rail extends in a first direction approaching and separating from the other skeleton, and the second guide rail includes:
A first support roller body movably supported by the first guide rail, the second support member extending in a second direction perpendicular to the first direction; A second support roller body movably supported by the guide rail; and when the pair of frame members are relatively displaced in the first direction, the first support roller body moves to the first position. Are relatively moved along the guide rails of
The movable passage structure, wherein the second support roller is moved along the second guide rail when relatively displaced in the direction of. 2. The passage body is movable between a connection position where the passage body is connected to the other skeleton and a storage position where the passage body is stored in the one skeleton. A fire-resistant zone is foldably mounted between them, a holding member for pressing and housing the fire-resistant zone is provided in the passage body, and a housing recess for housing the fire-resistant zone in the one frame. Is provided, and when the passage body is positioned at the connection position, the refractory zone is pulled out of the housing recess and covers the pair of skeletons outside the passage body, and the passage body is moved to the storage position. The movable passage structure according to claim 1, wherein the movable passage structure is folded and housed in the housing recess by being positioned at a position (1) and by acting the holding member. 3. A movable passage structure provided with a passage member provided so as to be able to pass between a pair of skeletons, wherein the passage member is provided with a first rail and a second rail, The first rail extends in a first direction in which the respective frames relatively approach and separate from each other, and the second rail includes the first rail.
Extends in a second direction perpendicular to the horizontal plane with respect to the direction of, the first body is provided with a first guide member in which the first rail is slidably fitted, and the other body has And a second guide member in which the second rail is slidably fitted.