JP4638520B2 - Telescopic wall - Google Patents

Description

  The present invention relates to a telescopic wall used as a handrail wall or an outer wall that covers a relatively large left and right housing provided via a joint portion so as to be stretchable.

Since conventional stretchable walls cover a relatively small left and right housing, it has been considered that cylindrical wall members are sequentially connected so as to be stretchable.

However, when such a structure is installed in a portion where the left and right housings are provided via a relatively large joint, a cylindrical wall member having a small size from the one side toward the other side, Therefore, since there is a drawback that the balance of the stretchable wall is poor and it is difficult to see, there is a disadvantage that it can be used only when covering a relatively small left and right frame.
Japanese Patent No. 3328200

    In view of the above-described conventional drawbacks, the present invention can expand and contract without being unsightly even if the joint between the left and right housings is large, can absorb the shaking motion during an earthquake, and can expand and contract with sufficient rigidity. The purpose is to provide walls.

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

In order to achieve the above-described object, the present invention provides a pair of end walls provided so as to protrude in the direction of the other casing on the left and right casings provided via the joints, and the pair of end walls respectively. A pair of cylindrical movable walls, the distal ends of the pair of end walls, which are slidably movable, are located in the center, and the outer ends are located substantially in the middle of the pair of end walls, The outer ends of the cylindrical movable walls that are slidably movable have a cylindrical shape that is approximately twice as long as the pair of cylindrical movable walls located at the substantially central portion of the pair of cylindrical movable walls. When the center wall and both end portions are attached to the pair of end wall walls and the joint portion is swung so as to widen or narrow due to an earthquake, the center wall is positioned at the center portion of the joint portion, and Sliding and moving the cylindrical movable wall of the wall to absorb the shaking movement Constitute a stretch wall at the location.

  As is clear from the above description, the present invention has the following effects.

(1) A pair of end walls provided so as to protrude in the direction of the other casing on the left and right casings provided via the joints, and the pair of end walls enter the slidably movable pair. A pair of cylindrical movable walls whose tip ends are positioned at the center and whose outer ends are positioned substantially at the center of the pair of end walls, and the pair of cylindrical movable walls slide. A cylindrical central wall having a length that is twice as long as the pair of cylindrical movable walls, the outer end portion entering the movable portion being located at a substantially central portion of the pair of cylindrical movable walls, Attached to a pair of end walls, when the joint is swung so as to become wider or narrow due to an earthquake, the center wall is positioned at the center of the joint and the pair of cylindrical movable walls are slid Because it consists of a wall expansion and contraction device that moves and absorbs the shaking movement, It can be in the shape of the right symmetry.
Therefore, it is possible to improve the aesthetic appearance with a good balance.

(2) According to (1) above, sufficient rigidity is obtained and the expansion and contraction is smooth by the wall expansion / contraction device in which both ends are attached to the pair of end walls while using the cylindrical movable wall and the central wall. it can.

(3) According to the above (1), even if the size of the joint portion between the left and right housings is large, it can be installed in a symmetric shape and sufficiently rigid without becoming unsightly.

(4) In claim 2, the same effects as in the above (1) to (3) can be obtained.

(5) In claims 3 and 4, the same effects as in the above (1) to (3) can be obtained.

  Hereinafter, the present invention will be described in detail with reference to the best mode for carrying out the invention shown in the drawings.

In the first preferred embodiment for carrying out the present invention shown in FIGS. 1 to 8, reference numeral 1 denotes both sides of a passage 5 that connects one housing 2 and the other housing 4 provided through a joint portion 3. A guide rail in which the passage 5 provided with the telescopic wall 1 is fixed to the floor housing 2a on the joint portion 3 side of one housing 2 in a substantially horizontal direction. 6 and a support portion 8 via a roller 7 on the guide rail 6 are attached to the bottom surface of the rear end portion, and the floor housing 4a on the joint 3 side of the other housing 4 has substantially the same dimensions as the joint 3 It is comprised with the floor joint plate 9 supported so that it might overlap.
In addition, on both sides of the rear end portion of the floor joint plate 9, there are slide joint plates whose front ends are located at the rear end portion of the floor joint plate 9 with the end portion of the center portion of the floor joint plate 9 as a fulcrum. A sliding joint plate that is provided so as to always protrude outward by an urging spring and is pushed by both walls of the other casing 4 when the joint portion becomes narrow, and enters into or below the floor joint plate 9 is provided. When the provided one (not shown) is used, it is possible to reliably prevent a gap from being generated in the floor when the left and right casings 2 and 4 are swung in different front and rear directions.
The telescopic wall 1 is a plate whose tip is rotatably attached to one housing 2 and the other housing 4 located on both sides of the floor joint plate 9 via hinge members 10 and 10. The pair of end walls 11 and 11 and the pair of end walls 11 and 11 are respectively slidably movable. The tip ends of the pair of end walls 11 and 11 are located at the center portion, and the outer ends. A pair of cylindrical movable walls 12 and 12 whose part is located at substantially the center of the pair of end walls 11 and 11, and the pair of cylindrical movable walls 12 and 12 are respectively slidably movable. The second pair of cylindrical movable walls in which the distal ends of the cylindrical movable walls 12 and 12 are located in the center and the outer ends are located substantially in the middle of the pair of cylindrical movable walls 12 and 12. 13 and 13 and the second pair of cylindrical movable walls 13 and 13 are respectively slid. The outer end portion that can be inserted is approximately twice as long as the second pair of cylindrical movable walls 13, 13 that are located at substantially the center of the second pair of cylindrical movable walls 13, 13. When the cylindrical central wall 14 and both ends are attached to the tip ends of the pair of end walls 11 and 11 and the joint 3 is swung so as to become wider or narrower due to an earthquake, The center wall 14 is positioned at the center of the joint portion 3 and the second pair of cylindrical movable walls 13 and 13 and the pair of cylindrical movable walls 12 and 12 are slid to absorb the shaking motion. It is comprised with the wall expansion-contraction apparatus 15.

  The wall expansion and contraction device 15 is formed of six rectangular shapes, and a pantograph-shaped link mechanism 17 in which seven central pivots 16, 16, 16, 16A, 16, 16, and 16 are formed. The central pivot 16A of the central part of the central pivots 16, 16, 16, 16A, 16, 16, 16 is pivoted to the central part of the cylindrical central wall 14 by a pivot pin 18, and this central pivot is supported. The central pivots 16, 16, 16, 16, 16, 16 at both ends of 16 </ b> A are the inner central end of the second pair of movable walls 13, 13 and the inner central end of the pair of cylindrical movable walls 12, 12. Further, pivot pins 19, 19, 19, 19, 19, 19 are pivotally supported at the inner central ends of the pair of end walls 11, 11, respectively.

  As shown in FIGS. 1 and 4, the telescopic wall 1 having the above configuration is in a state in which six link squares 17 of the wall telescopic device 15 are connected to each other, as shown in FIGS. The second pair of cylindrical movable walls 13, 13, with the length of about one quarter of the length of the cylindrical central wall 14 projecting, the second pair of cylindrical movable walls 13, 13. The pair of cylindrical movable walls 12 and 12 protrudes from the second pair of cylindrical movable walls 13 and 13 by the same amount as the amount projected from the cylindrical central wall 14 of the walls 13 and 13. The pair of end walls 11 and 11 are symmetrical to each other so as to protrude substantially the same as the protruding amount of the cylindrical movable walls 12 and 12 or larger by the mounting dimension.

When the joint portion 3 becomes narrow due to the earthquake, the link mechanism 17 of the wall expansion / contraction device 15 becomes a rectangular shape having a rhombus shape that is long in the vertical direction, as shown in FIG. 6, and a second pair of cylindrical shapes is formed in the cylindrical central wall 14. The movable walls 13 and 13 and the second pair of cylindrical movable walls 13 and 13 have a pair of cylindrical movable walls 12 and 12 and the pair of cylindrical movable walls 12 and 12 have a pair of end walls. 11, 11 enters, and absorbs the shaking movement.
Also in this case, the link mechanism 17 of the wall expansion / contraction device 15 maintains a state in which the left and right are symmetrical about the central portion of the cylindrical central wall 14.

When the joint portion is widened, the link mechanism 17 of the wall expansion / contraction device 15 has a rhombic quadrilateral shape that is long in the left-right direction, as shown in FIG. 7, and a second pair of cylindrical movable walls from within the cylindrical central wall 14 The pair of cylindrical movable walls 12 and 12 and the pair of cylindrical movable walls 12 and 12 from the pair of cylindrical movable walls 13 and 13 and the pair of second end walls 11 and 11 from the pair of cylindrical movable walls 12 and 12. Becomes a protruding state and absorbs the shaking movement.
Also in this case, the link mechanism 17 of the telescopic wall device 15 maintains a symmetrical state with the central portion of the cylindrical central wall 14 as the center.
When the left and right housings 2 and 4 swing in different longitudinal directions, a pair of end walls 11 and 11 are attached to the left and right housings 2 and 4 via hinge members 10 and 10 as shown in FIG. Therefore, the tip ends of the pair of end walls 11 and 11 can be rotated in the horizontal direction to absorb the shaking motion.
[Different forms for carrying out the invention]

  Next, different modes for carrying out the present invention shown in FIGS. 9 to 14 will be described. In the description of these different modes for carrying out the present invention, the same components as those in the best mode for carrying out the present invention are designated by the same reference numerals and redundant description is omitted. To do.

The second embodiment for carrying out the present invention shown in FIGS. 9 to 11 is mainly different from the best first embodiment for carrying out the present invention in that the left and right housings 2 and 4 are fixed. Even if the telescopic wall 1A constructed in this way cannot be absorbed by the pair of end walls 11, 11, it can not absorb different back-and-forth swings, but it can reliably absorb left-right swinging motions. Can do.
A pair of end walls 11, 11, a pair of cylindrical movable walls 12, 12, a second pair of cylindrical movable walls 13, 13 and a cylindrical central wall 14 are provided with a gap in the front-rear direction. By connecting, it is possible to absorb a slight shaking in the front-rear direction. In this case, the gap is preferably covered with rubber or sponge without opening.

  The third embodiment for carrying out the present invention shown in FIGS. 12 to 14 is mainly different from the best first embodiment for carrying out the present invention in that a pair of end walls 11, 11, A pair of cylindrical movable walls 12 and 12 and a cylindrical central wall 14 are used, and the cylindrical central wall 14 is always positioned at the central portion of the joint portion 3, and is more uniform than the cylindrical central wall 14. A pair of movable walls 12, 12 and a wall telescopic device 15 </ b> A using four link mechanisms 17 </ b> A that can project the pair of end walls 11, 11 from the pair of movable walls 12, 12 substantially uniformly. In the point of use, even with the telescopic wall 1B configured as described above, the same operational effects as those of the best first embodiment for carrying out the present invention can be obtained.

A pair of end walls 11, 11, a pair of cylindrical movable walls 12, 12, a second pair of cylindrical movable walls 13, 13, and a cylindrical center wall 14 are provided between the second pair. Even if a sliding material or a roller is interposed so that the cylindrical movable walls 13 and 13, the pair of cylindrical movable walls 12 and 12, and the pair of end walls 11 and 11 can slide and expand smoothly. Good.
Further, the bottom surface of the cylindrical central wall 14 and the second pair of cylindrical movable walls 13 and 13 and the pair of cylindrical movable walls 12 and 12 so that the floor joint plate 9 can be smoothly slid and moved. A caster or a roller may be attached to the outer bottom surface.

  INDUSTRIAL APPLICATION This invention is utilized in the industry which manufactures the telescopic wall used as a handrail and an outer wall which cover the wall surface part between the left and right housings provided via the joint part.

The top view of the best 1st form for implementing this invention. The side view of the best 1st form for implementing this invention. Sectional drawing which follows the 3-3 line of FIG. Sectional drawing in alignment with line 4-4 in FIG. Explanatory drawing of the wall expansion-contraction apparatus of the best 1st form for implementing this invention. The operation explanatory view in which the joint part of the best 1st form for carrying out the present invention became narrow. The operation explanatory view in which the joint part of the best 1st form for carrying out the present invention became wide. The operation | movement explanatory drawing of the front-back direction from which the 1st best form for implementing this invention differs. The top view of the 2nd form for carrying out the present invention. The side view of the 2nd form for carrying out the present invention. Sectional drawing which follows the 11-11 line of FIG. The top view of the 3rd form for carrying out the present invention. The side view of the 3rd form for carrying out the present invention. Sectional drawing which follows the 14-14 line | wire of FIG.

Explanation of symbols

1, 1A, 1B: telescopic wall, 2: one housing,
3: Joint part, 4: The other housing,
5: Passage to communicate, 6: Guide rail,
7: Roller, 8: Support part,
9: Joint plate for floor, 10: Hinge member,
11: end wall, 12: cylindrical movable wall,
13: second cylindrical movable wall, 14: cylindrical central wall,
15, 15A: Wall telescopic device 16, 16A: Central pivot,
17, 17A: Link mechanism, 18: Pivot pin,
19: A pivot pin.

Claims (4)

A pair of end walls provided so as to protrude in the direction of the other casing on the left and right casings provided via the joints, and the pair of end sections enter the respective slidably movable parts. A pair of cylindrical movable walls with the end of the wall positioned in the center and the outer end positioned substantially in the middle of the pair of end walls, and the pair of cylindrical movable walls are slidable. The outer end portion that enters is a cylindrical central wall that is approximately twice the length of the pair of cylindrical movable walls positioned at the substantially central portion of the pair of cylindrical movable walls, and both ends are the pair of ends. When the joint is attached to the wall and swings so that the joint becomes wider or narrow due to an earthquake, the central wall is positioned at the center of the joint and the pair of cylindrical movable walls are slid. Stretching, characterized by comprising a wall stretching device that absorbs the shaking movement . A pair of end walls provided so as to protrude in the direction of the other casing on the left and right casings provided via the joints, and the pair of end sections enter the respective slidably movable parts. A pair of cylindrical movable walls with the end of the wall positioned in the center and the outer end positioned substantially in the middle of the pair of end walls, and the pair of cylindrical movable walls are slidable. A second pair of cylindrical movable walls in which the distal end portions of the pair of cylindrical movable walls are located at the central portion and the outer end portions are located at substantially the central portions of the pair of cylindrical movable walls; A second pair of cylindrical movable walls in which outer end portions into which the second pair of cylindrical movable walls are respectively slidably movable are located at substantially central portions of the second pair of cylindrical movable walls. A cylindrical central wall that is about twice as long as the wall and both ends are attached to the pair of end walls. The center wall is positioned at the center of the joint when the part is swung so as to widen or narrow, and the second pair of cylindrical movable walls and the pair of cylindrical movable walls are slid An expansion / contraction wall characterized by comprising a wall expansion / contraction device that absorbs the shaking motion. 3. A telescopic wall according to claim 1, wherein the pair of end walls are formed in a plate shape, and tip portions are attached to the left and right housings so as to be rotatable in the horizontal direction. The expansion / contraction wall according to any one of claims 1 and 2, wherein the wall expansion / contraction device is formed in a pantograph shape in which both end portions are pivotally supported at portions near the distal end portions of the pair of end wall portions.

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