JP2018145588A - handrail - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide extensible handrails capable of blocking a space between a bottom face of the handrails and a joint plate.SOLUTION: Handrails are installed at a joint part of right and left skeletons, and structured with: one end part handrail installed to one skeleton of the right and left skeletons and having openings at least on a bottom face and a side face of the other skeleton side; the other end part handrail installed to the other skeleton of the right and left skeletons facing the one end part handrail; an intermediate handrail set between the one end part handrail and the other end part handrail, with one end part side thereof inserted into the inside of the one end part handrail, with the other end part handrail inserted into the other end part side, and having openings on the bottom face and the side face; a positioning mechanism positioning the intermediate handrail at a predetermined position; and blocking member attaching parts installed to the bottom parts of the one end part handrail, the intermediate handrail and the other end part handrail, respectively; and blocking members attached to the blocking member attaching parts for blocking the spaces between the floor face and the attaching parts, respectively. The one end part handrail comprises a support rail on an inside face thereof, and a rolling member rolling the support rail at one end part side of the intermediate handrail.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a handrail provided at a joint between the casings provided via the joint.

  Conventionally, as a handrail provided in a joint part, “a pair of end walls provided so as to protrude in the direction of the other chassis on the left and right chassis provided via the joint part, and the pair of end walls A pair of cylindrical movable walls, each of which is slidably movable, has a pair of end walls positioned at the center and an outer end positioned substantially at the center of the pair of end walls. The cylindrical end of each of the cylindrical movable walls is slidably movable, and the outer end of the cylindrical movable wall 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 ends are attached to the pair of end walls and the joint portion is widened or swung so as to become narrow due to an earthquake, the center wall is positioned at the center portion of the joint portion, Slide a pair of cylindrical movable walls to absorb the shaking movement Telescopic wall, comprising the expansion and contraction device "is known (Patent Document 1).

  However, such an extendable wall (handrail) is positioned with the bottom surface of the handrail floating above the joint plate, and has a structure in which a small wall member enters the cylindrical wall member. For this reason, it has been impossible to provide rubber or the like that closes the gap between the wall plate and the joint plate on the bottom surface of the wall member.

Further, since the bottom surface of the stretchable wall has a stepped shape, it has not been possible to provide rubber or the like for closing the gap on the joint plate side.
For this reason, for example, when a coin or accessory is accidentally dropped, there is a risk that the fallen object falls downstairs from the gap between the handrail and the joint plate.

Japanese Patent No. 4638520

  An object of the present invention is to provide a handrail that can be expanded and contracted and that can close a gap between a bottom surface of the handrail and a joint plate in view of the above-described conventional drawbacks.

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

  In order to achieve the above object, the handrail of the present invention is a handrail provided at a joint between the left and right housings, provided on one housing of the housing, and opened at least on the bottom surface and the other housing side surface. Between the one end handrail and the other end handrail provided on the other end of the casing with respect to the one end handrail, and between the one end handrail and the other end handrail An intermediate handrail having one end portion inserted into the inside of the one end handrail and the other end handrail inserted into the other end portion and having openings on the bottom surface and side surfaces, and the intermediate handrail A position adjusting mechanism that is positioned at a predetermined position; a closing member attaching portion provided at a bottom of each of the one end handrail, the intermediate handrail, and the other end handrail; It is composed of a blocking member that closes the gap between , The one end portion handrail is provided with a support rail on its inside surface, at one end of the intermediate handrail comprises a rolling member rolling on the said support rails.

As is clear from the above description, the present invention has the following effects.
(1) In the invention described in claim 1, since the bottom surfaces of one handrail (the center handrail) and the intermediate handrail are open, the bottom of one end handrail, the intermediate handrail and the other end handrail is closed. Even if the closing member is provided in the member mounting portion, the handrail can be expanded and contracted without interference by the closing member.
(2) Since one end handrail, intermediate handrail, and the other end handrail are provided with closing members that close the gap between the floor surface, small items fall downstairs between the handrail and the floor surface. Can be surely prevented.
(3) In the invention according to claim 2, the same effects as in the above (1) to (2) can be obtained, and the closure member attachment portion can be easily formed by forming the closure member attachment portion on the decorative plate. Can be formed.
(4) Moreover, weight reduction can be achieved by using one frame-shaped handrail body or the like.
(5) In the invention according to claim 3, the same effects as in the above (1) to (4) can be obtained.

1 to 10 are explanatory views showing a first embodiment of the present invention.
11 to 13 are explanatory views showing a second embodiment of the present invention.
The top view of the installation state of the handrail which shows 1st Embodiment (at the time of normal). Sectional drawing which follows the 2-2 line of FIG. Sectional drawing which follows the 3-3 line of FIG. Explanatory drawing of a handrail. The perspective explanatory drawing of one edge part handrail. The perspective explanatory drawing of an intermediate handrail. The perspective explanatory view of the other end handrail. Operation | movement explanatory drawing from the front view side in which the joint part became narrow by the earthquake. Operation | movement explanatory drawing from the front view side by which the joint part became wide by the earthquake. Operation | movement explanatory drawing from the planar view side of the state which the housing swayed in the front-back direction from which an erosion differs by an earthquake. The top view of the installation state of the handrail which shows 2nd Embodiment (normal time). Sectional drawing which follows the 12-12 line of FIG. Sectional drawing which follows the 13-13 line | wire of FIG.

Hereinafter, the present invention will be described in detail with reference to the embodiments shown in the drawings.
In the first embodiment for carrying out the present invention shown in FIGS. 1 to 10, reference numeral 1 denotes a handrail installed between one housing 3 and the other housing 4 provided via a joint portion 2.
The left-right direction is the left-right direction in FIG. 8, the front-rear direction is the left-right direction in FIG. 3, and the up-down direction is the up-down direction in FIG.

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

  In this handrail 1, one end handrail 5, an intermediate handrail 7, and the other end handrail 6 are combined in a “nested shape” between the left and right housings 3 and 4 (joint portion 2).

  That is, as shown in FIGS. 1 to 4, one end handrail 5 having one end portion (attached portion) 5 a attached to one housing 3 and having openings on the bottom surface and the side surface on the other housing side, The one end handrail 5 is interposed between the other end handrail 6 provided on the other housing 4 and the one end handrail 5 and the other end handrail 6, and one end thereof. An intermediate handrail 7 whose side is inserted into the inside of the one end handrail 5 and whose other end is supported by the other end handrail 6 and has openings on the bottom surface and both side surfaces, and the intermediate handrail 7 A pantograph-shaped position adjusting mechanism 8 to be positioned at a predetermined position, and the gap between the one end handrail 5, the intermediate handrail 7 and the other end handrail 6 and the floor surface (closely small depending on the mounting state). It is composed of a closing member 9 (which may have a gap).

  The joint portion 2 between one housing 3 and the other housing 4 is closed by a floor joint plate 10, and the closing member 9 is connected to the floor surface (upper surface) of the floor joint plate 10 and one side. The gap between the end handrail 5, the intermediate handrail 7 and the bottom surface of the other end handrail 6 or the floor surface of the crossing corridor 11 of the other housing 4 and the one end handrail 5, the intermediate handrail 7 and the other end The gaps between the bottom surfaces of the partial handrail 6 are closed by the closing member 9. The closing member 9 is attached to closing member attaching portions 12 provided on one end handrail 5, the intermediate handrail 7 and the other end handrail 6, respectively.

As shown in FIGS. 1 to 3 and the like, the one housing 3 is formed with an opening 13 at a position facing the other housing 4 in the present embodiment, and the opening 13 of the other housing 4 is formed. A crossing corridor 11 is formed at a portion corresponding to.
The handrail 1 of the present invention is provided between the side wall surface of the opening 13 and the projecting portion of the passageway 11.

  As shown in FIG. 5, one end handrail 5 includes a frame-shaped one handrail main body 14 and a pair of decorative plates 15 fixed so as to cover the surface of the one handrail main body 14. And a cap member 16 that covers the joint portion of the pair of decorative plates 15. Of the pair of decorative plates 15, the lower end portion of one decorative plate 15 a is bent to form a closing member attaching portion 12 a.

  In this embodiment, the lower end portion of one decorative plate 15a extending substantially vertically downward is bent at a substantially right angle, and after extending a predetermined length in the lateral direction (front-rear direction), is bent upward at a substantially right angle. (The first engaging portion 17 is formed), and after extending upward by a predetermined length, it is folded back substantially vertically downward. The vicinity of the end portion is a closing member attaching portion 12a, and the closing member 9 is fixed to this portion with a screw or the like.

  The other decorative plate 15b has a lower end that extends substantially vertically downward and is bent in a substantially inverted U shape. In this embodiment, the closing member attaching portion 12a is not formed on the decorative plate 15b. This end portion is the first engagement portion 17.

  The upper ends of these pair of decorative plates 15 are bent at substantially right angles so that the upper portions thereof are in contact with the upper surface of one handrail main body 14. The vicinity of this upper end is fixed to one frame-shaped handrail body 14 with screws or the like, and a cap member 16 is attached to the upper joint portion. In addition, it is good to form a concave cap member attaching part in the upper part of a pair of decorative board 15 so that the cap member 16 and the decorative board 15 may become flush | level.

  A support rail 18 extending in the left-right direction is fixed to a side surface inside the one end handrail 5. A rolling member 19 of an intermediate handrail described later rolls on the support rail 18. The support rail 18 is configured by a metal fitting or a square pipe having an angled sectional view, and an angled metal fitting is used in the present embodiment.

  One end handrail 5 has a substantially rectangular shape in front view as a whole, and one end portion 5 a thereof is attached to one housing 3 via an attachment member 20. A projecting portion 5a having a convex shape is formed at a portion to be attached via the attachment member 20. One handrail member 5 has an open bottom surface and side surfaces of the protruding end portion, and the end surface of the protruding end portion is formed in a downward U-shape.

  As shown in FIG. 6, the intermediate handrail 7 includes a frame-shaped intermediate handrail main body 21, a pair of decorative plates 22 fixed so as to cover the surface of the intermediate handrail main body 21, The cap member 23 covers the joint portion of the decorative plate 22. Of the pair of decorative plates 22, the lower end portion of one decorative plate 22 a is bent to form the closing member attaching portion 12 b.

  In the present embodiment, the lower end portion of the decorative plate 22a extending substantially vertically downward is folded back so as to be substantially vertically upward, and extends upward by a predetermined length (forms the first engaged portion 24). After being bent at a substantially right angle and extending in a lateral direction (front-rear direction) by a predetermined length, it is bent at a substantially right angle in an upward direction and extended upward by a predetermined length (forming the second engaging portion 25). It is folded back substantially vertically downward. The vicinity of the end portion is a closing member attaching portion 12b, and the closing member 9 is fixed to this portion with a screw or the like.

  The other decorative plate 22b is folded back so that the lower end extending substantially vertically downward is substantially vertically upward, and stretched upward by a predetermined length (forms the first engaged portion 24), and then substantially perpendicularly. It is bent and stretched in the transverse direction. After extending for a predetermined length, it is bent at a substantially right angle, and stretched substantially vertically upward (forms the second engagement portion 25) to be the end. In this embodiment, the decorative member 22b is not formed with the closing member attaching portion 12b.

  The intermediate handrail 7 as a whole has a substantially rectangular shape when viewed from the front, and has a bottom surface and left and right side surfaces opened, and is formed into a downward U-shaped cross-sectional shape when viewed in cross-section.

  The upper ends of these pair of decorative plates 22 are bent at substantially right angles so that the upper portions thereof are in contact with the upper surface of the intermediate handrail main body 21. The vicinity of the upper end is fixed to the frame-shaped intermediate handrail main body 21 with screws or the like, and a cap member 23 is attached to the upper joint portion. In addition, it is good to form a concave cap member attaching part in the upper part of a pair of decorative board 22 so that the cap member 23 and the decorative board 22 may become flush | level.

  A rolling member 19 that rolls on the support rail 14 protrudes in the left-right direction on the upper surface (the upper surface of the cap member 23) near the end of the intermediate handrail 7 on the side of the housing 3. The rolling member 19 supports one housing 3 side of the intermediate handrail 7.

  Further, the other end handrail 6 is inserted into the end of the intermediate handrail 7 on the other side of the housing 4, so that it is supported on the upper surface of the other end handrail 6. It is preferable to provide a rolling member, a sliding material, or the like on the upper surface of the other end handrail 6 as necessary.

  In the present embodiment, the other end handrail 6 is, as shown in FIG. 7, a pair of frame-shaped other end handrail main bodies 27 and a pair fixed so as to cover the surface of the other end handrail main body 27. The decorative plate 28 and a cap member 29 that covers the joint portion of the pair of decorative plates 28. Of the pair of decorative plates 28, the lower end portion of one decorative plate 28a is bent to form the closing member attaching portion 12c.

  In this embodiment, the lower end portion of one decorative plate 28a extending substantially vertically downward is folded back so as to be substantially vertically upward, and extends upward by a predetermined length (forms the second engaged portion 30). After being bent at a substantially right angle and extending in a lateral direction (front-rear direction) for a predetermined length, it is bent downward at a substantially right angle. The vicinity of the end portion is a closing member attaching portion 12c, and the closing member 9 is fixed to this portion with a screw or the like.

  The other decorative board 28b is folded back so that the lower end extending substantially vertically downward is substantially vertically upward, and stretched upward by a predetermined length (forms the second engaged portion 30), and then substantially perpendicularly. It is bent and stretched in the lateral direction to be the end. In this embodiment, the decorative member 20b is not formed with the closing member attaching portion 12c.

  The upper ends of the pair of decorative plates 28 are bent at substantially right angles so that the upper portions thereof are in contact with the upper surface of the other end handrail main body 27. The vicinity of the upper end is fixed to the frame-like other end handrail body 27 with a screw or the like, and a cap member 29 is attached to the upper seam portion. In addition, it is good to form a recessed cap member attaching part in the upper part of a pair of decorative board 28 so that the cap member 29 and the decorative board 28 may become flush | level.

  The first engaged portion 24 is engaged with the first engaging portion 17 of the pair of decorative plates 15 of the one end handrail 5, and the second engaged portion 30 is When the second engagement portions 25 of the pair of decorative plates 22 of the intermediate handrail 7 are engaged, the one end handrail 5, the intermediate handrail 7, the intermediate handrail 7, and the other end handrail 6 are in the engaged state. Become.

The other end handrail 6 has a substantially rectangular shape as viewed from the front as a whole, and one end thereof is attached to the projecting end of the crossing corridor 11 of the other housing 4 via the attachment member 20.
The protruding end portion side of the other handrail member 6 is inserted into the intermediate handrail 7 so that the upper surface of the other end handrail 6 supports the upper portion of the intermediate handrail 7.

  One end handrail 5, the other end handrail 6, and the intermediate handrail 7 are each formed to have a length of about ½ of the joint portion 2, and the lower end portion thereof (the lower end portion of the closing member attaching portion 12). ) Are formed at substantially the same height.

  The mounting member 20 to which the left and right end handrails 5 and 6 are attached includes a fixing member 31 fixed to the wall surface of one housing 3 or the wall surface of the protruding end of the passageway 11, and the fixing member 31 rotating in the front-rear direction. The movable member 33 includes an attachment pin 32 that is attached to be movable and is attached to the end handrails 5 and 6 so as to be rotatable in the vertical direction.

The left and right end handrails 5 and 6 are attached as attachment pins 32 of the movable member 33 so as to be rotatable in the vertical direction. By mounting in this way, even if any of the left and right housings 3 and 4 sinks unequally, the movement can be followed.
In this embodiment, the left and right end handrails 5 and 6 are attached with a slight gap between the movable member and the end handrails 5 and 6 so that the left and right end handrails 5 and 6 do not interfere with the movable member 33 in the case of uneven settlement. However, the side surfaces of the end handrails 5 and 6 on the housing side may be formed in a gentle mountain shape (a mountain shape in which the position of the mounting pin 32 is the apex).

  Since the support rail 18 and the like are provided, a gap is generated in the lateral direction between the one end handrail 5 and the intermediate handrail 7 and the intermediate handrail 7 and the other end handrail 6. It is desirable to close with a rubber plate or the like such as the closing member 9 to be closed.

  In the present embodiment, the position adjusting mechanism 8 uses a pantograph-like link member 34, one end of which passes through the inside of one end handrail 5, and one housing 3 of one end handrail 5. The other end is attached to the protruding end of the other end handrail 6, and the central pivot 35 is located near the end of the intermediate handrail 7 on the one end handrail 5 side. To do. The central pivot 35 is provided with a connecting pin 36, and both ends of the connecting pin 36 are fixed to the inner side surface of the intermediate handrail 7. Thereby, the intermediate handrail 7 can be positioned substantially in the middle of the one end handrail 5 and the other end handrail 6.

  In this embodiment, the closing member 9 is formed of a rubber plate, and is fixed to the bottom surfaces of one end handrail 5, the intermediate handrail 7 and the other end handrail 6 in a horizontally long fin shape. In other words, the length in the vertical direction is longer than the gap between the floor surface and the one end handrail 5, the intermediate handrail 7 and the other end handrail 6, and the lower end thereof is formed on the floor surface. Pressed and curved outward. By setting it as such a dimension, the clearance gap with a floor surface can be closed reliably.

  In addition, since the bottom edge of the one end handrail 5 and the intermediate handrail 7 are open, the closing member 9 may collide with an adjacent handrail even when the joint portion 2 becomes narrow due to an earthquake. Absent.

  In this embodiment, the floor joint plate 10 has a joint plate support rail 37 that is fixed to the lower wall surface of the opening 13 of one housing 3 and extends in the front-rear direction. The other end is supported on the floor surface of the passageway 11 so as to be slidable in the left-right direction. An inclined surface 38 is formed at the other end of the joint plate 10 so as to eliminate the step difference from the floor surface.

  In the present embodiment, the joint plate 10 is a single plate, but for example, a joint plate in which a mortar or the like is filled in a shallow plate joint plate or other known joint plate may be used.

  When the frames 3 and 4 are swung in the left and right direction due to the earthquake and the joint portion 2 is narrowed, as shown in FIG. 5 and the other handrail 6 enters the inside of the intermediate handrail 7, the handrail 1 is reduced, and the shaking motion due to the earthquake is absorbed.

  When the frames 3 and 4 are swung in the left and right direction due to the earthquake and the joint portion 2 is widened, as shown in FIG. 5, the length entering the inside of the handrail 5 is reduced, the ride moves, the intermediate handrail 7 enters the inside of one handrail 5, and the length of the other handrail 6 entering the inside of the intermediate handrail 7 By becoming smaller, the handrail 1 extends and absorbs the shaking motion caused by the earthquake.

  When the frames 3 and 4 swing in different front and rear directions due to the earthquake, as shown in FIG. 10, the movable member 33 to which one end handrail 5 is attached and the movable member 33 to which the other end handrail 6 is attached are front and rear. Rotate in the direction to absorb the shaking motion caused by earthquake.

[Different forms for carrying out the invention]
Next, different modes for carrying out the present invention shown in FIGS. 11 to 13 will be described. In the description of the different embodiments for carrying out the present invention, the same components as those in the first embodiment for carrying out the present invention are denoted by the same reference numerals, and redundant description is omitted.
The second embodiment for carrying out the present invention shown in FIGS. 11 to 13 is mainly different from the first embodiment for carrying out the present invention in that an intermediate handrail 7A is formed by using a plurality of handrail members. In the point which formed, even if it is such a handrail 1A, the effect similar to the 1st form for implementing the said this invention can be acquired.

  In addition, in the present embodiment, the plurality of intermediate handrails 7A includes a first intermediate handrail 7a and a second intermediate handrail 7b.

  The first intermediate handrail 7a has a substantially rectangular shape when viewed from the front, and has a bottom surface and left and right side surfaces opened. A decorative plate 22A, a cap member 23a covering the joint portion of the pair of decorative plates 22A, a guide rail 39 having a substantially lip groove shape in cross-section extending in the left-right direction provided on the inner surface, and the support rail 14 are rolled. It is comprised with the rolling member 19 which moves.

The pair of decorative plates 22A are bent as in the first embodiment.
The second intermediate handrail 7b has a substantially rectangular shape when viewed from the front, and has a bottom surface and left and right side surfaces opened. The decorative plate 22B includes a cap member 23b that covers a joint portion of the pair of decorative plates 22B, and a rolling member 26 that rolls on the guide rail 39.

The pair of decorative plates 22B is also bent as in the first embodiment.
In the present embodiment, a link member 21 having a plurality of central pivot portions 22 is used as the position adjustment mechanism 8A. The connecting pins 36 of the central pivot 35 of the link member 34 are attached to the first intermediate handrail 7a and the second intermediate handrail 7b, respectively, and support the intermediate handrail 7A.

  In the embodiment of the present invention, the left and right end handrails are attached via attachment members that can be rotated in the front-rear and up-down directions. However, via a member that is rotatable only in the front-rear direction, such as a hinge member. The left and right end handrails may be fixedly attached to the left and right housings when the swinging motion in the front-rear direction can be ignored.

Although a description has been given of using a link member as a position adjustment mechanism, for example, one end of a spring member is fixed to each of the left and right housings, and the other end of these spring members is attached to a central handrail or an intermediate handrail, and an arbitrary position It may be energized to be located at
In the embodiment of the present invention, the left and right end handrails and the intermediate handrail have been described as being composed of a frame-shaped main body and a decorative board, but a box-shaped or plate-shaped handrail without a decorative board is used. Also good. In this case, it is possible to attach the closing member by providing a closing member attaching portion below the handrail.

In the embodiment of the present invention, the engaging portion and the engaged portion are formed on the decorative plate, and the end handrail and the intermediate handrail are engaged, but the engaging portion and the engaged portion are formed. It does not have to be.
The decorative plate has been described as a pair of members like the one decorative plate and the other decorative plate, but the decorative plate is not divided and one decorative plate and the other decorative plate are integrated. May be used.

  The present invention is used in industries for manufacturing handrails used for joints.

1, 1A: handrail, 2: joint part,
3: one housing, 4: the other housing,
5: One end handrail, 6: The other end handrail,
7, 7A: intermediate handrail, 8, 8A: position adjustment mechanism,
9: Closure member, 10: Floor joint plate,
11: Crossing corridor, 12: Closure member attaching part,
13: opening, 14: one handrail body,
15: decorative board, 16: cap member,
17: 1st engaging part, 18: Support rail,
19: Rolling member, 20: Mounting member,
21: intermediate handrail main body 22, 22A, 22B: decorative board,
23: cap member, 24: first engaged portion,
25: 2nd engaging part, 26: Rolling member,
27: The other end handrail body, 28: A decorative board,
29: Cap member, 30: Second engaged portion,
31: fixing member, 32: mounting pin,
33: movable member, 34: link member,
35: Central pivot, 36: Connecting pin,
37: Joint plate support rail, 38: Inclined surface,
39: Guide rail.

  The present invention relates to a handrail provided at a joint between the casings provided via the joint.

  Conventionally, as a handrail provided in a joint part, “a pair of end walls provided so as to protrude in the direction of the other chassis on the left and right chassis provided via the joint part, and the pair of end walls A pair of cylindrical movable walls, each of which is slidably movable, has a pair of end walls positioned at the center and an outer end positioned substantially at the center of the pair of end walls. The cylindrical end of each of the cylindrical movable walls is slidably movable, and the outer end of the cylindrical movable wall 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 ends are attached to the pair of end walls and the joint portion is widened or swung so as to become narrow due to an earthquake, the center wall is positioned at the center portion of the joint portion, Slide a pair of cylindrical movable walls to absorb the shaking movement Telescopic wall, comprising the expansion and contraction device "is known (Patent Document 1).

  However, such an extendable wall (handrail) is positioned with the bottom surface of the handrail floating above the joint plate, and has a structure in which a small wall member enters the cylindrical wall member. For this reason, it has been impossible to provide rubber or the like that closes the gap between the wall plate and the joint plate on the bottom surface of the wall member.

Further, since the bottom surface of the stretchable wall has a stepped shape, it has not been possible to provide rubber or the like for closing the gap on the joint plate side.
For this reason, for example, when a coin or accessory is accidentally dropped, there is a risk that the fallen object falls downstairs from the gap between the handrail and the joint plate.

Japanese Patent No. 4638520

  An object of the present invention is to provide a handrail that can be expanded and contracted and that can close a gap between a bottom surface of the handrail and a joint plate in view of the above-described conventional drawbacks.

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

In order to achieve the above object, the handrail of the present invention is a handrail provided at a joint between the left and right housings, provided on one housing of the housing, and opened at least on the bottom surface and the other housing side surface. Between the one end handrail and the other end handrail provided on the other end of the casing with respect to the one end handrail, and between the one end handrail and the other end handrail An intermediate handrail having one end portion inserted into the inside of the one end handrail and the other end handrail inserted into the other end portion and having openings on the bottom surface and side surfaces, and the intermediate handrail A position adjusting mechanism that is positioned at a predetermined position; a closing member attaching portion provided at a bottom of each of the one end handrail, the intermediate handrail, and the other end handrail; It is composed of a blocking member that closes the gap between , The one end portion handrail, and its inner surface a support rail provided in, is composed of a one handrail body frame shape, and fixed veneer so as to cover the surface of the handrail main body of the one, The closing member attaching portion is formed on the decorative board, and the other handrail is composed of the other handrail body in a frame shape and a decorative board fixed so as to cover the surface of the other handrail body. The closing member attaching portion is formed on the decorative plate, and the intermediate handrail includes a rolling member that rolls on the support rail provided on one end side thereof, a frame-shaped intermediate handrail main body, It is comprised with the decorative board fixed so that the surface of the intermediate handrail main body might be covered, and the said closure member attaching part is formed in this decorative board .

As is clear from the above description, the present invention has the following effects.
(1) In the invention described in claim 1, since the bottom surfaces of one handrail (the center handrail) and the intermediate handrail are open, the bottom of one end handrail, the intermediate handrail and the other end handrail is closed. Even if the closing member is provided in the member mounting portion, the handrail can be expanded and contracted without interference by the closing member.
(2) Since one end handrail, intermediate handrail, and the other end handrail are provided with closing members that close the gap between the floor surface, small items fall downstairs between the handrail and the floor surface. Can be surely prevented.
(3) In the invention according to claim 2, the same effects as in the above (1) to (2) can be obtained, and the closure member attachment portion can be easily formed by forming the closure member attachment portion on the decorative plate. Can be formed.
(4) Moreover, weight reduction can be achieved by using one frame-shaped handrail body or the like.
(5) In the invention according to claim 3, the same effects as in the above (1) to (4) can be obtained.

1 to 10 are explanatory views showing a first embodiment of the present invention.
11 to 13 are explanatory views showing a second embodiment of the present invention.
The top view of the installation state of the handrail which shows 1st Embodiment (at the time of normal). Sectional drawing which follows the 2-2 line of FIG. Sectional drawing which follows the 3-3 line of FIG. Explanatory drawing of a handrail. The perspective explanatory drawing of one edge part handrail. The perspective explanatory drawing of an intermediate handrail. The perspective explanatory view of the other end handrail. Operation | movement explanatory drawing from the front view side in which the joint part became narrow by the earthquake. Operation | movement explanatory drawing from the front view side by which the joint part became wide by the earthquake. Operation | movement explanatory drawing from the planar view side of the state which the housing swayed in the front-back direction from which an erosion differs by an earthquake. The top view of the installation state of the handrail which shows 2nd Embodiment (normal time). Sectional drawing which follows the 12-12 line of FIG. Sectional drawing which follows the 13-13 line | wire of FIG.

Hereinafter, the present invention will be described in detail with reference to the embodiments shown in the drawings.
In the first embodiment for carrying out the present invention shown in FIGS. 1 to 10, reference numeral 1 denotes a handrail installed between one housing 3 and the other housing 4 provided via a joint portion 2.
The left-right direction is the left-right direction in FIG. 8, the front-rear direction is the left-right direction in FIG. 3, and the up-down direction is the up-down direction in FIG.

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

  In this handrail 1, one end handrail 5, an intermediate handrail 7, and the other end handrail 6 are combined in a “nested shape” between the left and right housings 3 and 4 (joint portion 2).

  That is, as shown in FIGS. 1 to 4, one end handrail 5 having one end portion (attached portion) 5 a attached to one housing 3 and having openings on the bottom surface and the side surface on the other housing side, The one end handrail 5 is interposed between the other end handrail 6 provided on the other housing 4 and the one end handrail 5 and the other end handrail 6, and one end thereof. An intermediate handrail 7 whose side is inserted into the inside of the one end handrail 5 and whose other end is supported by the other end handrail 6 and has openings on the bottom surface and both side surfaces, and the intermediate handrail 7 A pantograph-shaped position adjusting mechanism 8 to be positioned at a predetermined position, and the gap between the one end handrail 5, the intermediate handrail 7 and the other end handrail 6 and the floor surface (closely small depending on the mounting state). It is composed of a closing member 9 (which may have a gap).

  The joint portion 2 between one housing 3 and the other housing 4 is closed by a floor joint plate 10, and the closing member 9 is connected to the floor surface (upper surface) of the floor joint plate 10 and one side. The gap between the end handrail 5, the intermediate handrail 7 and the bottom surface of the other end handrail 6 or the floor surface of the crossing corridor 11 of the other housing 4 and the one end handrail 5, the intermediate handrail 7 and the other end The gaps between the bottom surfaces of the partial handrail 6 are closed by the closing member 9. The closing member 9 is attached to closing member attaching portions 12 provided on one end handrail 5, the intermediate handrail 7 and the other end handrail 6, respectively.

As shown in FIGS. 1 to 3 and the like, the one housing 3 is formed with an opening 13 at a position facing the other housing 4 in the present embodiment, and the opening 13 of the other housing 4 is formed. A crossing corridor 11 is formed at a portion corresponding to.
The handrail 1 of the present invention is provided between the side wall surface of the opening 13 and the projecting portion of the passageway 11.

  As shown in FIG. 5, one end handrail 5 includes a frame-shaped one handrail main body 14 and a pair of decorative plates 15 fixed so as to cover the surface of the one handrail main body 14. And a cap member 16 that covers the joint portion of the pair of decorative plates 15. Of the pair of decorative plates 15, the lower end portion of one decorative plate 15 a is bent to form a closing member attaching portion 12 a.

  In this embodiment, the lower end portion of one decorative plate 15a extending substantially vertically downward is bent at a substantially right angle, and after extending a predetermined length in the lateral direction (front-rear direction), is bent upward at a substantially right angle. (The first engaging portion 17 is formed), and after extending upward by a predetermined length, it is folded back substantially vertically downward. The vicinity of the end portion is a closing member attaching portion 12a, and the closing member 9 is fixed to this portion with a screw or the like.

  The other decorative plate 15b has a lower end that extends substantially vertically downward and is bent in a substantially inverted U shape. In this embodiment, the closing member attaching portion 12a is not formed on the decorative plate 15b. This end portion is the first engagement portion 17.

  The upper ends of these pair of decorative plates 15 are bent at substantially right angles so that the upper portions thereof are in contact with the upper surface of one handrail main body 14. The vicinity of this upper end is fixed to one frame-shaped handrail body 14 with screws or the like, and a cap member 16 is attached to the upper joint portion. In addition, it is good to form a concave cap member attaching part in the upper part of a pair of decorative board 15 so that the cap member 16 and the decorative board 15 may become flush | level.

  A support rail 18 extending in the left-right direction is fixed to a side surface inside the one end handrail 5. A rolling member 19 of an intermediate handrail described later rolls on the support rail 18. The support rail 18 is configured by a metal fitting or a square pipe having an angled sectional view, and an angled metal fitting is used in the present embodiment.

  One end handrail 5 has a substantially rectangular shape in front view as a whole, and one end portion 5 a thereof is attached to one housing 3 via an attachment member 20. A projecting portion 5a having a convex shape is formed at a portion to be attached via the attachment member 20. One handrail member 5 has an open bottom surface and side surfaces of the protruding end portion, and the end surface of the protruding end portion is formed in a downward U-shape.

  As shown in FIG. 6, the intermediate handrail 7 includes a frame-shaped intermediate handrail main body 21, a pair of decorative plates 22 fixed so as to cover the surface of the intermediate handrail main body 21, The cap member 23 covers the joint portion of the decorative plate 22. Of the pair of decorative plates 22, the lower end portion of one decorative plate 22 a is bent to form the closing member attaching portion 12 b.

  In the present embodiment, the lower end portion of the decorative plate 22a extending substantially vertically downward is folded back so as to be substantially vertically upward, and extends upward by a predetermined length (forms the first engaged portion 24). After being bent at a substantially right angle and extending in a lateral direction (front-rear direction) by a predetermined length, it is bent at a substantially right angle in an upward direction and extended upward by a predetermined length (forming the second engaging portion 25). It is folded back substantially vertically downward. The vicinity of the end portion is a closing member attaching portion 12b, and the closing member 9 is fixed to this portion with a screw or the like.

  The other decorative plate 22b is folded back so that the lower end extending substantially vertically downward is substantially vertically upward, and stretched upward by a predetermined length (forms the first engaged portion 24), and then substantially perpendicularly. It is bent and stretched in the transverse direction. After extending for a predetermined length, it is bent at a substantially right angle, and stretched substantially vertically upward (forms the second engagement portion 25) to be the end. In this embodiment, the decorative member 22b is not formed with the closing member attaching portion 12b.

  The intermediate handrail 7 as a whole has a substantially rectangular shape when viewed from the front, and has a bottom surface and left and right side surfaces opened, and is formed into a downward U-shaped cross-sectional shape when viewed in cross-section.

  The upper ends of these pair of decorative plates 22 are bent at substantially right angles so that the upper portions thereof are in contact with the upper surface of the intermediate handrail main body 21. The vicinity of the upper end is fixed to the frame-shaped intermediate handrail main body 21 with screws or the like, and a cap member 23 is attached to the upper joint portion. In addition, it is good to form a concave cap member attaching part in the upper part of a pair of decorative board 22 so that the cap member 23 and the decorative board 22 may become flush | level.

  A rolling member 19 that rolls on the support rail 14 protrudes in the left-right direction on the upper surface (the upper surface of the cap member 23) near the end of the intermediate handrail 7 on the side of the housing 3. The rolling member 19 supports one housing 3 side of the intermediate handrail 7.

  Further, the other end handrail 6 is inserted into the end of the intermediate handrail 7 on the other side of the housing 4, so that it is supported on the upper surface of the other end handrail 6. It is preferable to provide a rolling member, a sliding material, or the like on the upper surface of the other end handrail 6 as necessary.

  In the present embodiment, the other end handrail 6 is, as shown in FIG. 7, a pair of frame-shaped other end handrail main bodies 27 and a pair fixed so as to cover the surface of the other end handrail main body 27. The decorative plate 28 and a cap member 29 that covers the joint portion of the pair of decorative plates 28. Of the pair of decorative plates 28, the lower end portion of one decorative plate 28a is bent to form the closing member attaching portion 12c.

  In this embodiment, the lower end portion of one decorative plate 28a extending substantially vertically downward is folded back so as to be substantially vertically upward, and extends upward by a predetermined length (forms the second engaged portion 30). After being bent at a substantially right angle and extending in a lateral direction (front-rear direction) for a predetermined length, it is bent downward at a substantially right angle. The vicinity of the end portion is a closing member attaching portion 12c, and the closing member 9 is fixed to this portion with a screw or the like.

  The other decorative board 28b is folded back so that the lower end extending substantially vertically downward is substantially vertically upward, and stretched upward by a predetermined length (forms the second engaged portion 30), and then substantially perpendicularly. It is bent and stretched in the lateral direction to be the end. In this embodiment, the decorative member 20b is not formed with the closing member attaching portion 12c.

  The upper ends of the pair of decorative plates 28 are bent at substantially right angles so that the upper portions thereof are in contact with the upper surface of the other end handrail main body 27. The vicinity of the upper end is fixed to the frame-like other end handrail body 27 with a screw or the like, and a cap member 29 is attached to the upper seam portion. In addition, it is good to form a recessed cap member attaching part in the upper part of a pair of decorative board 28 so that the cap member 29 and the decorative board 28 may become flush | level.

  The first engaged portion 24 is engaged with the first engaging portion 17 of the pair of decorative plates 15 of the one end handrail 5, and the second engaged portion 30 is When the second engagement portions 25 of the pair of decorative plates 22 of the intermediate handrail 7 are engaged, the one end handrail 5, the intermediate handrail 7, the intermediate handrail 7, and the other end handrail 6 are in the engaged state. Become.

The other end handrail 6 has a substantially rectangular shape as viewed from the front as a whole, and one end thereof is attached to the projecting end of the crossing corridor 11 of the other housing 4 via the attachment member 20.
The protruding end portion side of the other handrail member 6 is inserted into the intermediate handrail 7 so that the upper surface of the other end handrail 6 supports the upper portion of the intermediate handrail 7.

  One end handrail 5, the other end handrail 6, and the intermediate handrail 7 are each formed to have a length of about ½ of the joint portion 2, and the lower end portion thereof (the lower end portion of the closing member attaching portion 12). ) Are formed at substantially the same height.

  The mounting member 20 to which the left and right end handrails 5 and 6 are attached includes a fixing member 31 fixed to the wall surface of one housing 3 or the wall surface of the protruding end of the passageway 11, and the fixing member 31 rotating in the front-rear direction. The movable member 33 includes an attachment pin 32 that is attached to be movable and is attached to the end handrails 5 and 6 so as to be rotatable in the vertical direction.

The left and right end handrails 5 and 6 are attached as attachment pins 32 of the movable member 33 so as to be rotatable in the vertical direction. By mounting in this way, even if any of the left and right housings 3 and 4 sinks unequally, the movement can be followed.
In this embodiment, the left and right end handrails 5 and 6 are attached with a slight gap between the movable member and the end handrails 5 and 6 so that the left and right end handrails 5 and 6 do not interfere with the movable member 33 in the case of uneven settlement. However, the side surfaces of the end handrails 5 and 6 on the housing side may be formed in a gentle mountain shape (a mountain shape in which the position of the mounting pin 32 is the apex).

  Since the support rail 18 and the like are provided, a gap is generated in the lateral direction between the one end handrail 5 and the intermediate handrail 7 and the intermediate handrail 7 and the other end handrail 6. It is desirable to close with a rubber plate or the like such as the closing member 9 to be closed.

  In the present embodiment, the position adjusting mechanism 8 uses a pantograph-like link member 34, one end of which passes through the inside of one end handrail 5, and one housing 3 of one end handrail 5. The other end is attached to the protruding end of the other end handrail 6, and the central pivot 35 is located near the end of the intermediate handrail 7 on the one end handrail 5 side. To do. The central pivot 35 is provided with a connecting pin 36, and both ends of the connecting pin 36 are fixed to the inner side surface of the intermediate handrail 7. Thereby, the intermediate handrail 7 can be positioned substantially in the middle of the one end handrail 5 and the other end handrail 6.

In this embodiment, the closing member 9 is formed of a rubber plate, and is fixed to the bottom surfaces of one end handrail 5, the intermediate handrail 7 and the other end handrail 6 in a horizontally long fin shape. In other words, the length in the vertical direction is longer than the gap between the floor surface and the one end handrail 5, the intermediate handrail 7 and the other end handrail 6, and the lower end thereof is formed on the floor surface. Pressed and curved outward.
By setting it as such a dimension, the clearance gap with a floor surface can be closed reliably.

  In addition, since the bottom edge of the one end handrail 5 and the intermediate handrail 7 are open, the closing member 9 may collide with an adjacent handrail even when the joint portion 2 becomes narrow due to an earthquake. Absent.

  In this embodiment, the floor joint plate 10 has a joint plate support rail 37 that is fixed to the lower wall surface of the opening 13 of one housing 3 and extends in the front-rear direction. The other end is supported on the floor surface of the passageway 11 so as to be slidable in the left-right direction. An inclined surface 38 is formed at the other end of the joint plate 10 so as to eliminate the step difference from the floor surface.

  In the present embodiment, the joint plate 10 is a single plate, but for example, a joint plate in which a mortar or the like is filled in a shallow plate joint plate or other known joint plate may be used.

  When the frames 3 and 4 are swung in the left and right direction due to the earthquake and the joint portion 2 is narrowed, as shown in FIG. 5 and the other handrail 6 enters the inside of the intermediate handrail 7, the handrail 1 is reduced, and the shaking motion due to the earthquake is absorbed.

  When the frames 3 and 4 are swung in the left and right direction due to the earthquake and the joint portion 2 is widened, as shown in FIG. 5, the length entering the inside of the handrail 5 is reduced, the ride moves, the intermediate handrail 7 enters the inside of one handrail 5, and the length of the other handrail 6 entering the inside of the intermediate handrail 7 By becoming smaller, the handrail 1 extends and absorbs the shaking motion caused by the earthquake.

  When the frames 3 and 4 swing in different front and rear directions due to the earthquake, as shown in FIG. 10, the movable member 33 to which one end handrail 5 is attached and the movable member 33 to which the other end handrail 6 is attached are front and rear. Rotate in the direction to absorb the shaking motion caused by earthquake.

[Different forms for carrying out the invention]
Next, different modes for carrying out the present invention shown in FIGS. 11 to 13 will be described. In the description of the different embodiments for carrying out the present invention, the same components as those in the first embodiment for carrying out the present invention are denoted by the same reference numerals, and redundant description is omitted.
The second embodiment for carrying out the present invention shown in FIGS. 11 to 13 is mainly different from the first embodiment for carrying out the present invention in that an intermediate handrail 7A is formed by using a plurality of handrail members. In the point which formed, even if it is such a handrail 1A, the effect similar to the 1st form for implementing the said this invention can be acquired.

  In addition, in the present embodiment, the plurality of intermediate handrails 7A includes a first intermediate handrail 7a and a second intermediate handrail 7b.

  The first intermediate handrail 7a has a substantially rectangular shape when viewed from the front, and has a bottom surface and left and right side surfaces opened. A decorative plate 22A, a cap member 23a covering the joint portion of the pair of decorative plates 22A, a guide rail 39 having a substantially lip groove shape in cross-section extending in the left-right direction provided on the inner surface, and the support rail 14 are rolled. It is comprised with the rolling member 19 which moves.

  The pair of decorative plates 22A are bent as in the first embodiment. The second intermediate handrail 7b has a substantially rectangular shape when viewed from the front, and has a bottom surface and left and right side surfaces opened. The decorative plate 22B includes a cap member 23b that covers a joint portion of the pair of decorative plates 22B, and a rolling member 26 that rolls on the guide rail 39.

The pair of decorative plates 22B is also bent as in the first embodiment.
In the present embodiment, a link member 21 having a plurality of central pivot portions 22 is used as the position adjustment mechanism 8A. The connecting pins 36 of the central pivot 35 of the link member 34 are attached to the first intermediate handrail 7a and the second intermediate handrail 7b, respectively, and support the intermediate handrail 7A.

  In the embodiment of the present invention, the left and right end handrails are attached via attachment members that can be rotated in the front-rear and up-down directions. However, via a member that is rotatable only in the front-rear direction, such as a hinge member. The left and right end handrails may be fixedly attached to the left and right housings when the swinging motion in the front-rear direction can be ignored.

Although a description has been given of using a link member as a position adjustment mechanism, for example, one end of a spring member is fixed to each of the left and right housings, and the other end of these spring members is attached to a central handrail or an intermediate handrail, and an arbitrary position It may be energized to be located at
In the embodiment of the present invention, the left and right end handrails and the intermediate handrail have been described as being composed of a frame-shaped main body and a decorative board, but a box-shaped or plate-shaped handrail without a decorative board is used. Also good. In this case, it is possible to attach the closing member by providing a closing member attaching portion below the handrail.

In the embodiment of the present invention, the engaging portion and the engaged portion are formed on the decorative plate, and the end handrail and the intermediate handrail are engaged, but the engaging portion and the engaged portion are formed. It does not have to be.
The decorative plate has been described as a pair of members like the one decorative plate and the other decorative plate, but the decorative plate is not divided and one decorative plate and the other decorative plate are integrated. May be used.

  The present invention is used in industries for manufacturing handrails used for joints.

1, 1A: handrail, 2: joint part,
3: one housing, 4: the other housing,
5: One end handrail, 6: The other end handrail,
7, 7A: intermediate handrail, 8, 8A: position adjustment mechanism,
9: Closure member, 10: Floor joint plate,
11: Crossing corridor, 12: Closure member attaching part,
13: opening, 14: one handrail body,
15: decorative board, 16: cap member,
17: 1st engaging part, 18: Support rail,
19: Rolling member, 20: Mounting member,
21: intermediate handrail main body 22, 22A, 22B: decorative board,
23: cap member, 24: first engaged portion,
25: 2nd engaging part, 26: Rolling member,
27: The other end handrail body, 28: A decorative board,
29: Cap member, 30: Second engaged portion,
31: fixing member, 32: mounting pin,
33: movable member, 34: link member,
35: Central pivot, 36: Connecting pin,
37: Joint plate support rail, 38: Inclined surface,
39: Guide rail.

Claims (3)

A handrail provided at a joint between the left and right housings, provided on one housing of the housing, and having one end handrail having an opening on at least the bottom surface and the other housing side surface, and the one end portion It is interposed between the other end handrail provided in the other housing of the housing with respect to the handrail, and the one end handrail and the other end handrail, and one end side thereof is inside the one end handrail. An intermediate handrail having an opening on the bottom and side surfaces thereof, a position adjusting mechanism for positioning the intermediate handrail at a predetermined position, and A closing member mounting portion provided at the bottom of each of the end handrail, the intermediate handrail, and the other end handrail, and a closing member that is attached to the closing member mounting portion and closes the gap between the floor surface and the floor member. ,
The one end handrail includes a support rail on an inner surface thereof, and a handrail provided with a rolling member that rolls the support rail on one end of the intermediate handrail. The one handrail is composed of one frame-shaped handrail main body and a decorative plate fixed so as to cover the surface of the one handrail main body, and the closing member attaching portion is formed on the decorative plate. ,
The other handrail is composed of a frame-shaped other handrail main body and a decorative plate fixed so as to cover the surface of the other handrail main body, and the closing member mounting portion is formed on the decorative plate. ,
The intermediate handrail is composed of a frame-shaped intermediate handrail main body and a decorative plate fixed so as to cover the surface of the intermediate handrail main body, and the closing member attaching portion is formed on the decorative plate. The handrail according to claim 1. The handrail according to claim 1, wherein lower ends of the one end handrail, the intermediate handrail, and the other end handrail are formed at substantially the same height.

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