JP5341577B2 - Handrail device - Google Patents

Description

  The present invention relates to a handrail device.

2. Description of the Related Art Conventionally, a handrail device including a mounting bracket attached to a wall of a building or the like and a handrail attached to the mounting bracket, the handrail covering a core material and a resin cover that covers the core material There is a handrail device composed of
To attach this type of handrail device to the wall, after fixing the mounting bracket to the wall, fix the handrail core to the mounting bracket, and then soften the resin cover with heat from a burner or the like to There is a construction method in which the cover is attached to the material, but in this construction method, the work of attaching the cover to the core material is a field work, and there is a problem that the work of attaching the handrail device in the field is difficult.

Therefore, there is a handrail device configured so that a handrail in a state where a cover is attached to a core member can be attached to a mounting bracket in the field (see Patent Document 1).
In the handrail device described in Patent Document 1, the handrail includes an engaging groove provided along the longitudinal direction of the handrail. The engaging groove has an opening in the longitudinal direction and the longitudinal direction of the handrail. The mounting bracket includes a fixing member that is fitted in the engaging groove so as to be slidable in the longitudinal direction. The fixing member is provided in the fixing member. A slide fixing screw screwed into the fixing member from the lower side is provided.

  In this handrail device, the fixing member of the mounting bracket is inserted into the engagement groove from the end in the longitudinal direction of the handrail, the fixing member is moved to a desired position inside the engagement groove, and the desired position is When the fixing screw is screwed in, the front end of the fixing screw comes into contact with the upper surface of the engaging groove, and the handrail is fixed to the mounting bracket by pressing the fixing member against the lower surface of the engaging groove.

JP-A-9-151588

In the conventional handrail device, the fixing member of the mounting bracket must be inserted into the engagement groove from the longitudinal end portion of the handrail, and the fixing member must be moved to a position where it is desired to be fixed.
When the handrail is very long, there is a problem that the work of attaching the handrail to the mounting bracket is troublesome.
Then, in view of the said problem, this invention aims at providing the handrail apparatus which aimed at the simplification of the attachment operation | work which attaches a handrail to an attachment bracket.

The technical means taken by the present invention to solve the technical problem comprises a mounting bracket attached to a wall and a handrail attached to the mounting bracket.
The handrail includes an engaging groove provided along the longitudinal direction of the handrail, and the engaging groove is provided below the center portion of the handrail cross section , and is open in a direction orthogonal to the longitudinal direction of the handrail and below. An opening groove , a main groove portion provided in the center portion of the handrail cross section and communicating with the opening groove, and a concave groove provided above the center portion of the handrail cross section and having a downward opening shape and communicating with the main groove portion And
The mounting bracket includes a fixing member that is inserted into the main groove portion from the opening groove , a support portion that rotatably supports the fixing member on an upper side thereof, and an upper portion that is inserted into the engaging groove from the opening groove. A core material receiving portion that restricts movement of the mounting bracket in the fixing member insertion direction with respect to the handrail by being inserted into the groove and the upper surface of the groove contacting the groove bottom of the groove ,
A pair of engagement surfaces in the groove width direction is provided on the lower surface of the main groove portion, and the opening groove has a groove opening portion that is located between the wall portions constituting each engagement surface and communicates with the main groove portion. ,
After inserting the upper portion of the support portion into the groove opening and inserting the fixing member into the main groove portion , the fixing member engages with the engaging surface by rotating the fixing member so that the fixing member comes out of the engaging groove. The fixing member is prevented from coming off in the anti-insertion direction, and the fixing member is movable in the anti-insertion direction, and the fixing member is in a state where the upper surface of the core material receiving portion is in contact with the groove bottom of the concave groove. The handrail is configured to be fixed to the mounting bracket by moving it in the anti-insertion direction and pressing it against the engagement surface.

Further, the support part extends from the core material receiving part on both sides in the handrail longitudinal direction, and a fixing member is provided in each support part.
The fixing member includes a screw hole with an insertion direction of the axis, the mounting bracket has a fixing screw which is screwed into the screw hole of the fixing member penetrating the supporting lifting unit, the fixing member Is rotated by rotating a fixing screw in the screwing direction after being inserted into the main groove , and is also in contact with the inner surface of the main groove to restrict the rotation in the screwing direction. It is preferable that the fixing member is pressed against the engagement surface by further rotating the fixing screw in the screwing direction in a state where the rotation of the direction is restricted.

  According to the present invention, the fixing member for fixing the handrail to the mounting bracket can be inserted into the engagement groove of the handrail from the opening groove that opens in the direction orthogonal to the handrail longitudinal direction. The handrail can be easily attached to the mounting bracket at a desired position in the handrail longitudinal direction.

It is a side view of a handrail device. It is a perspective view of a variable angle mounting bracket. It is a side view of an angle variable mounting bracket. (A) is a bottom view of the variable angle mounting bracket, (b) is a front view of the variable angle mounting bracket, and (c) is a plan view of the variable angle mounting bracket. It is side surface sectional drawing of the fixing part with respect to the attachment bracket of a main body handrail. It is front sectional drawing of the fixing | fixed part with respect to the attachment bracket of a main body handrail. It is a top view which shows the fixing mechanism of a mounting bracket. (A) is a plan view of an angle invariant mounting bracket, (b) is a front view of the angle invariant mounting bracket, and (c) is a side view of the angle invariant mounting bracket. (A) is a top view of a connection handrail, (b) is side sectional drawing of a connection handrail. (A) is a front view of a connection handrail, (b) is the FF arrow directional cross-sectional view of FIG.9 (b). (A) is side surface sectional drawing of the connection part of a connection handrail, (b) is front sectional drawing of the connection part of a connection handrail.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
In FIG. 1, reference numeral 1 denotes a handrail device provided on a wall 2 such as a building. The handrail device 1 includes mounting brackets 3A and 3B attached to the wall 2 and handrails attached to the mounting brackets 3A and 3B. 4 (handrail).
The handrail 4 includes a main body handrail 5 serving as a main body portion of the handrail 4, a connecting handrail 6 that connects the main body handrails 5, and a joint portion of the main body handrail 5 and the connecting handrail 6. And a joint cover 7 for covering.

As shown in FIGS. 1, 5, and 6, the main body handrail 5 includes a hard core material 8 made of a metal extruded shape such as an aluminum alloy, and a resin cover that covers the core material 8. 9 (Kasagi).
The core material 8 of the main body handrail 5 includes a pair of left and right side walls 10 that are opposed to each other in a direction orthogonal to the handrail longitudinal direction A and the up and down direction (this direction is referred to as the left and right direction), and the upper end portion of the left and right side walls 10. An upper wall 11 connecting the side walls, a pair of left and right lower walls 12 extending from the lower end side of each side wall 10 to the opposite side, a corner portion of each side wall 10 and upper wall 11, and each side wall 10 and each lower wall 12 and a cover abutting wall 13 formed at a corner portion.

The core member 8 has a groove 14 along the handrail longitudinal direction A inside, and the groove 14 is recessed from the main groove portion 15 between the left and right side walls 10 and the lower surface of the upper wall 11 toward the upper side. It is comprised from the groove 16 and the groove opening part 17 between the left-and-right lower walls 12, and is opened toward the downward side.
The groove width W1 (left and right width) of the concave groove 16 and the groove opening portion 17 is formed to be the same width, and the groove width W2 (left and right width) of the main groove portion 15 is wider than the groove width W1 of the groove opening portion 17. Is formed.

Further, the outer surface shape of each cover abutting wall 13 is an arc shape in a cross section orthogonal to the handrail longitudinal direction A.
The cover 9 of the main body handrail 5 is formed in a partially cut-out cylindrical shape in which a cut-out groove 18 is formed by cutting out a part of the cylindrical circumferential direction in the axial direction.
Further, the cover 9 of the main body handrail 5 has a core so that the notch groove 18 communicates with the groove opening 17 of the core material 8 and the inner surface is in close contact with the outer surface of each corner contact wall 2 of the core material 8. The material 8 is externally fitted.

Further, the groove width W 3 of the notch groove 18 of the cover 9 is formed wider than the groove width W 1 of the groove opening 17 of the core member 8.
Further, the cover 9 for the core material 8 is extended to the inner side (upper side) of both sides of the notch groove 18 of the cover 9 and engaged with the lower corner contact wall 2 of the core material 8. It has a pair of left and right hooks 19 for preventing the slippage.

The groove 14 of the core material 8 and the notch groove 18 of the cover 9 constitute an engagement groove 21 of the handrail 4 (main body handrail 5), and this engagement groove 21 opens in a direction orthogonal to the handrail longitudinal direction A. The opening groove 22 is composed of the groove opening 17 of the core member 8 and the cutout groove 18 of the cover 9.
As shown in FIGS. 1 to 8, the mounting brackets 3 </ b> A and 3 </ b> B support the main body handrail 5, and the attached portion 23 attached to the wall 2 by a bolt or the like and the main body handrail 5 are attached. A handrail mounting portion 24, a connecting portion 25 that connects the mounted portion 23 and the handrail mounting portion 24, and a bracket cover 26 that covers the mounted portion 23.

  The mounting brackets 3A and 3B have an angle around the rotation axis X in the direction in which the handrail mounting portion 24 is orthogonal to the wall surface of the wall 2 (the mounting surface of the mounted portion 23) (around the rotation axis X in the left-right direction). An adjustable angle mounting bracket 3A (this is referred to as a first mounting bracket 3A) and an angle invariable mounting bracket 3B in which a handrail mounting portion 24 is fixed to a connecting portion 25 (this is referred to as a second mounting bracket). 3B).

The connecting portion 25 is integrally extended from the upper portion of the attached portion 23, and has a base attaching portion 27 on the side opposite to the connection portion with the attached portion 23.
The handrail mounting portion 24 of the first mounting bracket 3A has a base portion 28 attached to a base portion mounting portion 27 of the connecting portion 25 so as to be adjustable in angle around the rotation axis X, and extends upward from the upper portion of the base portion 28. Core member receiving portion 29, a pair of support portions 30 extending from the lower portion of the core material receiving portion 29 to both sides in the longitudinal direction A of the handrail, and fixing attached to each support portion 30 via fixing screws 31 Member 32.

  The base portion 28 of the handrail mounting portion 24 is superimposed on the left and right back side of the base mounting portion 27 of the connecting portion 25, and the base mounting portion 27 and the base portion 28 are left and right from the left and right surface side of the base mounting portion 27. The angle fixing screw 33 penetrating in the direction and the angle fixing nut 34 screwed to the angle fixing screw 33 are fastened to the base mounting portion 27, and the axis of the angle fixing screw 33 is the rotation axis X. It is said that.

When the fastening of the angle fixing screw 33 and the angle fixing nut 34 is loosened, the rotation of the base portion 28 about the rotation axis X is allowed, and when the angle fixing screw 33 is tightened, the base portion 28 cannot turn to the base mounting portion 27. Fixed to.
Therefore, the main body handrail 5 can be mounted at a desired inclination angle with respect to the horizontal by the first mounting bracket 3A.

The core material receiving portion 29 is inserted into the engagement groove 21 from the opening groove 22, and its upper surface 29 a is the groove bottom 16 a of the concave groove 16 of the core material 8 of the main body handrail 5 (the upper surface of the engagement groove 21). Accordingly, the downward movement of the main body handrail 5 relative to the first mounting bracket 3A is restricted.
Further, the left and right widths of the portions inserted into the groove opening 17 and the concave groove 16 of the core material 8 on both side portions in the handrail longitudinal direction A of the core material receiving portion 29 are the groove opening 17 and the concave portion of the core material 8. The groove 16 is formed to have substantially the same width as the groove width W1.

The support portion 30 is inserted into the opening groove 22 of the engagement groove 21, and the upper portion is inserted into the groove opening portion 17 of the core member 8.
Further, the left and right width of the upper portion of the support portion 30 is formed to be substantially the same as the groove width W1 of the groove opening portion 17 of the core member 8, and the lower portion of the support portion 30 gradually increases as the left and right width goes downward. It is formed to be wide.

The core material receiving portion 29 and the support portion 30 restrict the left-right movement of the main body handrail 5 with respect to the first mounting bracket 3A.
On the lower surface side of each of the left and right support portions 30, a long groove-shaped recess 36 that is long in the handrail longitudinal direction A is formed.
Further, each support portion 30 is formed with a screw insertion hole 37 and a screw-in hole 38 that are formed so as to penetrate from the groove bottom of the recess 36 to the upper surface of the support portion 30.

The fixing screw 31, which is a pan head screw, is inserted into the screw insertion hole 37 from below.
The fixing member 32 is disposed on the upper surface side of each support portion 30, and is provided with a screw hole 39 formed through the center portion from the lower surface to the upper surface, and the fixing screw 31 is screwed into the screw hole 39.

  The fixing member 32 can be rotated together with the fixing screw 31 when rotation of the fixing screw 31 of the fixing member 32 is not restricted, and the axis of the fixing screw 31 of the fixing member 32 can be rotated. In the case where the rotation of the rotation is restricted (restrained), the fixing member 32 is screwed relative to the fixing member 32 so that the fixing member 32 approaches the support portion 30 (downward side). By moving and screwing the fixing screw 31 with respect to the fixing member 32, the fixing member 32 moves in the direction away from the support portion 30 (upper side).

Further, the fixing member 32 has a width W5 in the other direction C orthogonal to the one direction B to a width W4 in the one direction B out of the widths W4 and W5 in the direction orthogonal to the axis of the fixing screw 31. The cross-sectional shape is formed.
Further, the width W4 in the narrow width direction B (one direction B) of the fixing member 32 is formed to be narrower than the groove width W1 of the groove opening 17 of the core material 8 of the main body handrail 5, and FIG. As shown in phantom lines, the fixing member 32 is fixed when the width direction C (the other direction C) of the fixing member 32 coincides with the groove longitudinal direction (handrail longitudinal direction A) of the groove opening 17 of the core member 8 of the main body handrail 5. The member 32 can be inserted into the main groove portion 15 (in the direction indicated by arrow E in FIG. 6) via the notch groove 18 and the groove opening portion 17 (the fixing member 32 is inserted into the engagement groove 21). The fixing screw 31 can be inserted from the lower side to the upper side through the opening groove 22 of the engaging groove 21).

The width W5 of the fixing member 32 in the width direction C is formed to be wider than the groove width W1 of the groove opening 17 of the core member 8 and slightly narrower (or the same width) than the groove width W2 of the main groove 15. ing.
Further, a surface 32a of the end surface of the fixing member 32 in the width direction C on the side of the fixing screw 31 in the screwing direction D (hereinafter simply referred to as the screwing direction D) is formed in an arc surface.
Thereby, the fixing member 32 is rotated together with the fixing screw 31 by rotating the fixing screw 31 in the screwing direction D from the state in which the width direction C of the fixing member 32 coincides with the handrail longitudinal direction A. Thus, as shown by a solid line in FIG. 7, the wide direction C is in a state perpendicular to the handrail longitudinal direction A.

Further, by rotating the fixing member 32 in the screwing direction D from the state in which the wide width direction C coincides with the handrail longitudinal direction A, the fixing member 32 is prevented from coming out of the groove opening 17 of the core material 8 downward. The lower wall 12 of the material 8 will block.
Therefore, the upper surface 12a of the lower wall 12 is rotated after the fixing member 32 is inserted into the engaging groove 21, so that the anti-insertion direction from the engaging groove 21 of the fixing member 32 (the insertion direction E of the fixing member 32). Is an engaging surface that prevents the slipping in the opposite direction).

  Further, the surface 32b opposite to the screwing direction D of the end surface in the width direction C of the fixing member 32 is close to the inner surface of the side wall 10 of the core member 8 in a state where the width direction C is orthogonal to the handrail longitudinal direction A. From this state, when the fixing screw 31 is further rotated in the screwing direction D, the surface 32b opposite to the screwing direction D of the end surface in the wide width direction C of the fixing member 32 is in contact with the inner surface of the side wall 10 of the core member 8. Accordingly, the rotation of the fixing member 32 in the screwing direction D of the fixing member 32 is restricted.

Then, in a state where the rotation of the fixing member 32 in the screwing direction D is restricted, the fixing screw 31 is further rotated in the screwing direction D, so that the fixing member 32 moves downward (anti-insertion direction). Move to.
At this time, the upper surface 29a of the core material receiving portion 29 is in contact with the upper surface of the engaging groove 21, and the movement of the first mounting bracket 3A in the fixing member insertion direction E relative to the main body handrail 5 is restricted. Thus, the fixing member 32 is pressed against the upper surface 12a of the lower wall 12, that is, the engagement surface 12a.

Thereby, the main body handrail 5 is fixed to the handrail mounting portion 24 of the first mounting bracket 3A.
The upper surface 29 a of the core receiving part 29 is in contact with the main body handrail 5, thereby restricting the movement of the first mounting bracket 3 </ b> A in the insertion direction of the fixing member 32 relative to the main body handrail 5.

The support part 30 may be a restricting part.
Further, a tapping screw is screwed into the screw hole 38 from below, and the tip end side of the tapping screw is pressed against the upper wall 11 of the core member 8 to ensure the fixing of the main body handrail 5 to the first mounting bracket 3A. Can be.
As shown in FIG. 8, the second mounting bracket 3 </ b> B is used to mount the main body handrail 5 in a horizontal state (a state in which the handrail longitudinal direction A coincides with the horizontal direction). Is composed of a core material receiving portion 29, a support portion 30, a fixing member 32, and a fixing screw 31, and the core material receiving portion 29 and the support portion 30 are integrally formed with the connecting portion 25. Is different from the first mounting bracket 3A in other respects and is configured in substantially the same manner as the first mounting bracket 3A in the other points (therefore, the fixing method of the main body handrail 5 is also the same). .

As shown in FIGS. 9, 10, and 11, the connecting handrail 6 includes a resin core 41 and a resin cover 42 (headwood).
The core material 41 of the connection handrail 6 has a core material segment 43 (referred to as a core material end segment) on both ends of the handrail longitudinal direction A and a handrail longitudinal direction between the core material end segment 43. A number of intermediate core segments 44 (referred to as core intermediate segments) arranged side by side at a slight interval, the intermediate intermediate segments 44 and the intermediate intermediate segments on both ends of the handrail longitudinal direction A 44 and a core part end segment 43 adjacent thereto, and a joint part 46 provided on both ends of the handrail longitudinal direction A.

The core material end segment 43 and the core material intermediate segment 44 are formed in the same cross-sectional shape, and have grooves 47 and 48 on the upper and lower sides.
The length of the core material intermediate segment 44 in the handrail longitudinal direction A is considerably shorter than the length of the core material end segment 43 in the handrail longitudinal direction A.
The joint portion 45 has a cylindrical shape having an axis in the handrail longitudinal direction A, and can be bent in a direction perpendicular to the handrail longitudinal direction A.

The joint 45 is located at the center of the core material end segment 43 and the core intermediate segment 44 in the direction orthogonal to the handrail longitudinal direction A.
Accordingly, the connecting handrail 6 is curved between the core end segment 43 in all directions in the direction perpendicular to the handrail longitudinal direction A (up and down, right and left and oblique directions between up and down, right and left) at an arbitrary bending angle. It can be bent. In other words, the connecting handrail 6 is not bent on both sides of the handrail longitudinal direction A, and the middle part of the handrail longitudinal direction A is freely bendable.

In addition, this connection handrail 6 may be bendable over substantially the whole length of the handrail longitudinal direction A.
The connecting portion 46 protrudes from the center portion of the handrail longitudinal direction A outer end surface of each core material end segment 43 toward the outside of the handrail longitudinal direction A.
Further, the cross-sectional shape orthogonal to the handrail longitudinal direction A of the connection portion 46 is formed into a cross-sectional shape substantially matching the cross-sectional shape of the main groove portion 15 of the core material 8 of the main body handrail 5, and the connection portion 46 is connected to the main body handrail. The connecting handrail 6 is connected to the main body handrail 5 by being inserted into the main groove portion 15 of the five core members 8.

In addition, a screw hole 49 that penetrates in the vertical direction is formed in the connection portion 46, and a tapping screw 50 is screwed into the screw hole 49 from below, and the tip of the tapping screw 50 is connected to the core of the main body handrail 5. By pressing against the upper wall 11 of the material 8, it is possible to prevent the connection portion 46 from coming off from the main groove portion 15.
The cover 42 of the connecting handrail 6 is formed to have the same cross-sectional shape and the same diameter as the cover 9 of the main body handrail 5, and is externally fitted to the core material 41 and the hook portion 19 is the core material segment 43. , 44 is engaged with the side surface of the lower groove 48.

The cover 42 of the connection handrail 6 has flexibility so as to follow the bending of the core material 41.
In addition, the part which touches the cover 42 inner surface of the outer surface of the direction orthogonal to the handrail longitudinal direction A of each core material segment 43 and 44 is formed in circular arc shape.
In the connection handrail 6 having the above-described configuration, one connection portion 46 is inserted into the main body handrail 5 attached horizontally, and the other connection portion 46 is attached to the main body handrail 5 attached inclined with respect to the horizontal. By inserting, the horizontal main body handrail 5 and the inclined main body handrail 5 can be connected, and the connecting handrail 6 can be freely adjusted to the inclination angle of the main body handrail 5 attached in an inclined manner. Can respond.

In the longitudinal direction 6 of the connecting handrail, the core material segments 43 and 44, the joint portion 45, and the connection portion 46 can be simultaneously formed in a forming die by forming the core material 41 with resin, and can be bent freely. The core material 41 can be easily produced.
As shown in FIG. 11, the joint cover 7 is formed in a cylindrical shape, and one side in the axial direction is fitted on the end side of the main body handrail 5, and is connected to the end portion of the main body handrail 5. By connecting the other end in the axial direction to the end of the connecting handrail 6, the connecting portion between the main handrail 5 and the connecting handrail 6 is covered.

The joint cover 7 is formed in a partially-cut cylindrical shape in which a cut-out groove 51 is formed by cutting out a part of the cylindrical circumferential direction in the axial direction. 5 and the cover 42 of the connecting handrail 6 are formed so as to have a groove width substantially coincident with the notch groove 18 of the cover 42 of the connecting handrail 6, and the tapping screw 50 for fixing the connecting handrail 6 is screwed through the notch groove 51. Joint operation is possible.

When connecting the connection handrail 6 to the main body handrail 5, the end of the connection handrail 6 is connected to the end of the joint handrail 6 with one side of the joint cover 7 fitted to the end of the main body handrail 5. Although inserted into the other side of the cover 7, the end side in the handrail longitudinal direction A of the connection handrail 6 is not bent so that insertion into the joint cover 7 is easy.
In addition, the handrail 4 may be composed of the main body handrail 5 alone, or may have a connected handrail of another structure.

Further, the main body handrail 5 is not limited to a linear one, and may be bent at a predetermined angle in the middle in the longitudinal direction.
The main body handrail 5 is not limited to a straight one, and may be bent at a predetermined angle in the middle in the longitudinal direction, and the handrail 4 may be a connected handrail of another structure. You may have.

2 Wall 3A Angle-variable mounting bracket 3B Angle-invariant mounting bracket 4 Handrail 12a Engaging surface 21 Engaging groove 22 Opening groove 29a Restricting portion 30 Supporting portion 32 Fixing member 39 Screw hole A Handrail longitudinal direction D Screwing direction E Fixed member insertion direction

Claims (2)

A mounting bracket (3A, 3B) attached to the wall (2) and a handrail (4) attached to the mounting bracket (3A, 3B);
The handrail (4) includes an engagement groove (21) provided along the handrail longitudinal direction (A), and the engagement groove (21) is provided below the center portion of the handrail cross section. An opening groove (22) that opens in a direction perpendicular to the longitudinal direction (A) and opens downward, a main groove part (15) that is provided at the center of the handrail cross section and communicates with the opening groove (22), A concave groove (16) provided above the central section of the sliding cross section and having a downward opening and communicating with the main groove (15) ;
The mounting brackets (3A, 3B) rotatably support the fixing member (32) inserted into the main groove (15 ) from the opening groove (22) and the upper side thereof. The support portion (30) and the opening groove (22) are inserted into the engagement groove (21), the upper part thereof is inserted into the concave groove (16), and the upper surface (29a) is the groove of the concave groove (16). A core receiving part (29) for restricting movement of the mounting bracket (3A, 3B) in the fixing member insertion direction (E) relative to the handrail (4) by contacting the bottom (16a) ;
A pair of engaging surfaces (12a) in the groove width direction is provided on the lower surface of the main groove portion (15), and the opening groove (22) is provided between the wall portions (12) constituting each engaging surface (12a). A groove opening (17) located and communicating with the main groove (15);
The upper portion of the support portion (30) is inserted into the groove opening (17) and the fixing member (32) is inserted into the main groove portion (15) , and then the fixing member (32) is rotated to rotate the fixing member. (32) is engaged with the engagement surface (12a) to prevent the engagement groove (21) from coming off in the anti-insertion direction, and the fixing member (32) is movable in the anti-insertion direction. The fixing member (32) is moved in the anti-insertion direction with the upper surface (29a) of the core receiving part (29) contacting the groove bottom (16a) of the concave groove (16). A handrail device, wherein the handrail (4) is configured to be fixed to the mounting bracket (3A, 3B) by being pressed against the engagement surface (12a). The support portion (30) extends from the core material receiving portion (29) on both sides of the handrail longitudinal direction (A), and a fixing member (32) is provided on each support portion (30).
The fixing member (32) has a threaded bore (39) having an axis in the insertion direction (E), said mounting bracket (3A, 3B) is fixed member through the supporting lifting unit (30) ( 32) has a fixing screw (31 ) to be screwed into the screw hole (39), and the fixing member (32) is inserted into the main groove (15) and then the fixing screw (31) is screwed in the screwing direction ( D) and the rotation in the screwing direction (D) is restricted by contacting the inner surface of the main groove (15) , and the screwing direction (D) of the fixing member (32). ) Is restricted, and the fixing member (32) is pressed against the engagement surface (12a) by further rotating the fixing screw (31) in the screwing direction (D). The handrail device according to claim 1.

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