JP2015078038A - Handrail in elevator car and mounting method of the same - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a handrail in an elevator car that can be more securely mounted to the elevator car.SOLUTION: The handrail includes: a fixing member 21 attached to a lateral wall 14 of a car 1; and a handrail body 22 that is provided inside the car 1 and supported by the fixing member 21. The fixing member 21 includes: a rear plate 213 provided outside the car 1; and an extension 214 that is integrally formed with the rear plate 213, and extends from the rear plate 213 through a hole 141 formed in the lateral wall 14 to inside the car 1 when the rear plate 213 is outside the car 1. The rear plate 213 can move from inside to outside the car 1 through the hole 141.

Description

  The present invention relates to an elevator car handrail attached to an elevator car and a method of attaching the same.

  Conventionally, a reinforcing plate provided outside the car room, a handrail main body provided inside the car room and disposed so that the wall of the car room is sandwiched between the reinforcing plate, the reinforcing plate, and the handrail main body. An elevator car handrail provided with a connecting member to be connected is known (for example, see Patent Document 1).

JP-A-7-33366

  However, in order to install a reinforcing plate outside the car room, the worker must enter the car room and there is no space for the worker to enter the car room. There was a problem that the handrail in the elevator car could not be attached to the car room.

  The present invention provides an elevator car handrail that can be more securely attached to a car room and a method of attaching the same.

  An elevator car handrail according to the present invention includes a fixing member attached to a wall of a car room, and a handrail body provided inside the car room and supported by the fixing member. The fixing member is a car room. A back plate portion disposed outside the back plate portion, and the rear plate portion formed integrally with the back plate portion. When the back plate portion is disposed outside the car room, the car passes through the through hole formed in the wall from the back plate portion. The back plate portion is movable from the inside to the outside of the cab through the through hole.

  According to the elevator car handrail according to the present invention, the back plate part can be moved from the inside of the car room to the outside through the through hole of the wall. The back plate portion can be arranged outside the cab by moving from the inside to the outside of the cab. Accordingly, the back plate portion can be disposed outside the cab without the operator entering the cab. As a result, the elevator car handrail can be more reliably attached to the car room.

It is a top view which shows the elevator car which concerns on Embodiment 1 of this invention. It is a perspective view which shows the principal part of the handrail of FIG. It is a side view which shows the fixing member of FIG. It is a top view which shows the fixing member of FIG. It is a front view which shows the horizontal wall of FIG. It is a top view which shows a mode that the member for fixing is attached to the horizontal wall of FIG. It is a perspective view which shows the modification of the fixing member of FIG. It is a perspective view which shows the modification of the fixing member of FIG. It is a perspective view which shows the modification of the fixing | fixed part seat of FIG. It is a perspective view which shows the principal part of the handrail which concerns on Embodiment 2 of this invention. It is sectional drawing which shows the fixing member and horizontal wall of FIG. It is sectional drawing which shows the bracket part of FIG.

Embodiment 1 FIG.
1 is a plan view showing an elevator car according to Embodiment 1 of the present invention. The elevator car includes a car room 1 and a pair of handrails (an elevator car handrail) 2 provided in the car room 1.

  The car room 1 is provided between a pair of sleeve walls 12 forming an entrance / exit 11, a rear wall 13 disposed to face each sleeve wall 12, and between the sleeve walls 12 and the rear wall 13, facing each other. And a pair of lateral walls 14. The handrail 2 is attached to each of the pair of lateral walls 14. The handrail 2 is not limited to the lateral wall 14 and may be attached to the sleeve wall 12 or the rear wall 13, for example.

  Each of the handrails 2 includes a pair of fixing members 21 that are attached through the through holes 141 formed in the lateral wall 14, and a handrail main body that is provided inside the cab 1 and supported by the fixing members 21. 22. The pair of fixing members 21 are arranged away from each other in the width direction of the lateral wall 14. As for the handrail main body 22, the both ends of the handrail main body 22 are attached to each fixing member 21.

  FIG. 2 is a perspective view showing a main part of the handrail 2 of FIG. The handrail 2 further includes a plurality of screws 23 for fixing the fixing member 21 to the lateral wall 14. The screw 23 is attached to the lateral wall 14 so that the tip portion faces the outside of the cab 1. That is, the screw 23 is attached to the lateral wall 14 from the inside of the cab 1.

  The handrail body 22 includes a bracket portion 221 that is attached to the fixing member 21 using screws (not shown), and a handrail portion 222 that is fixed to the bracket portion 221. The bracket part 221 includes a bracket part main body 223 formed in a U-shaped cross section and a pair of engaged parts 224 formed integrally with the bracket part main body 223. The engaged portions 224 are integrally formed at both end portions of the bracket portion main body 223 formed in a U-shaped cross section, and are further formed to extend in directions facing each other. The bracket part body 223 is formed with a through-hole 225 through which a screw used when the bracket part 221 is attached to the fixing member 21 is passed.

  3 is a side view showing the fixing member 21 of FIG. 2, and FIG. 4 is a plan view showing the fixing member 21 of FIG. The fixing member 21 includes a pair of fixing pieces 211 and a hinge 212 that connects the respective fixing pieces 211.

  Each fixed piece 211 is formed integrally with the back plate portion 213 and the back plate portion 213 arranged outside the car room 1 (FIG. 1), and the back plate portion 213 is arranged outside the car room 1. In this case, an extension part 214 extending from the back plate part 213 through the through-hole 141 (FIG. 2) formed in the lateral wall 14 to the inside of the car room 1, and formed integrally with the extension part 214 on the inside of the car room 1 And an engaging portion 215 to be disposed. Each of the back plate portions 213 can move from the inside to the outside of the cab 1 through the through hole 141 by rotating around the hinge 212.

  A screw hole 216 into which the screw 23 (FIG. 2) is inserted is formed in the back plate portion 213. The back plate portion 213 is attached to the lateral wall 14 by inserting the screw 23 into the screw hole 216. Thereby, the fixing member 21 is attached to the lateral wall 14.

  The engagement portion 215 is formed with a screw hole 217 into which a screw inserted into the through hole 225 (FIG. 2) is inserted. The bracket portion 221 is attached to the engaging portion 215 by inserting a screw into the screw hole 217. Thereby, the handrail main body 22 is attached to the fixing member 21.

  Next, a method for attaching the handrail 2 will be described. FIG. 5 is a front view showing the lateral wall 14 of FIG. 2, and FIG. 6 is a plan view showing a state in which the fixing member 21 is attached to the lateral wall 14 of FIG. First, a through hole 141 for inserting the fixing member 21 (FIG. 2) and a through hole 142 into which the screw 23 (FIG. 2) is inserted are formed in the lateral wall 14 (through hole forming step).

  Thereafter, in a state where the pair of back plate portions 213 are overlapped, the back plate portion 213 is inserted into the through hole 141, and further, the respective back plate portions 213 are rotated around the hinge 212, so that the back plate portion 213 is rotated. Is brought into surface contact with the outer surface of the lateral wall 14. Thereafter, using the screw 23, the back plate portion 213 is attached to the lateral wall 14, and the fixing member 21 is attached to the lateral wall 14 (fixing member attaching step).

  Thereafter, the engaged portion 224 is engaged with the engaging portion 215, and the handrail main body 22 is attached to the fixing member 21 using a screw (handrail main body attaching step). Thus, the attachment procedure of the handrail 2 is completed.

  As described above, according to the handrail 2 according to the first embodiment of the present invention, the back plate portion 213 can move from the inside of the cab 1 to the outside through the through hole 141 of the lateral wall 14. Therefore, the back plate portion 213 can be moved from the inside of the cab 1 to the outside through the through hole 141 of the lateral wall 14 so that the back plate 213 can be arranged outside the cab 1. Accordingly, the back plate portion 213 can be disposed outside the car room 1 without the operator entering the periphery of the car room 1. As a result, the handrail 2 can be attached to the cab 1 more reliably.

  Moreover, according to the attachment method of the handrail 2 which concerns on Embodiment 1 of this invention, the back-plate part 213 is moved to the outer side from the inner side of the cab 1 through the through-hole 141 formed in the horizontal wall 14, and is fixed. Since the fixing member attaching step for attaching the member 21 to the horizontal wall 14 and the handrail main body attaching step for attaching the handrail main body 22 to the fixing member 21 after the fixing member attaching step, the through-hole 141 of the horizontal wall 14 is provided. The back plate part 213 can be moved from the inside of the car room 1 to the outside through the car room 1, and the back plate part 213 can be arranged outside the car room 1. Accordingly, the back plate portion 213 can be disposed outside the car room 1 without the operator entering the periphery of the car room 1. As a result, the handrail 2 can be attached to the cab 1 more reliably.

  In the first embodiment, the fixing member 21 includes the back plate portion 213, the extending portion 214 formed integrally with the back plate portion 213, and the engaging portion 215 formed integrally with the extending portion 214. However, the present invention is not limited to this. For example, as shown in FIG. 7, the back plate portion 213 and the extension portion 214 formed integrally with the back plate portion 213 are provided. The structure of the fixing member 21 in which a thread groove is formed may be used. The pair of extending portions 214 constitute one screw rod by overlapping each other. In this case, the bracket part 221 has a nut (not shown) that engages the thread groove of the extension part 214. The handrail main body 22 is attached to the fixing member 21 by attaching the nut to the extending portion 214.

  Further, as shown in FIG. 8, when the back plate portion 213 and the extending portion 214 formed integrally with the back plate portion 213 are provided and the back plate portion 213 is attached to the horizontal wall 14, The fixing member 21 may be arranged such that the portion 214 is inclined with respect to the lateral wall 14 and the pair of extending portions 214 are formed in a V shape. In this case, each extending portion 214 is formed with a screw hole 218 into which a screw to be inserted into the through hole 225 of the bracket portion main body 223 is inserted.

  Further, as shown in FIG. 9, the back plate portion 213 and the extended portion 214 formed integrally with the back plate portion 213 may be provided, and the pair of extended portions 214 may sandwich the bracket portion 221. . In this case, each extending portion 214 is formed with a screw hole 218 into which a screw to be inserted into the through hole 225 of the bracket portion main body 223 is inserted.

Embodiment 2. FIG.
10 is a perspective view showing the main part of the handrail according to the second embodiment of the present invention, FIG. 11 is a sectional view showing the fixing member 21 and the lateral wall 14 of FIG. 10, and FIG. 12 shows the bracket part 221 of FIG. It is sectional drawing. Unlike the first embodiment, the handrail 2 does not include the screw 23. Therefore, the through hole 142 into which the screw 23 is inserted is not formed in the horizontal wall 14.

  The dimension B in the thickness direction of the engaged part 224 is a value A obtained by subtracting the dimension in the thickness direction of the lateral wall 14 from the dimension between the back plate part 213 and the engaging part 215. Other configurations are the same as those in the first embodiment.

  As described above, according to the handrail 2 according to the second embodiment of the present invention, the dimension B in the thickness direction of the engaged part 224 is determined from the dimension between the back plate part 213 and the engaging part 215. Since the value A is obtained by reducing the dimension in the thickness direction of the horizontal wall 14, the fixing member 21 is attached to the horizontal wall 14 by engaging the engaging portion 215 and the engaged portion 224. As a result, it is not necessary to use a screw when attaching the fixing member 21 to the lateral wall 14, the attaching member 21 can be easily attached, and a through hole for inserting a screw is provided in the lateral wall 14. Since it becomes unnecessary to form, the handrail 2 can be easily attached and the strength of the lateral wall 14 can be improved.

  DESCRIPTION OF SYMBOLS 1 Car room, 2 Handrail (Elevator car handrail), 11 Doorway, 12 Sleeve wall, 13 Rear wall, 14 Lateral wall, 21 Fixing member, 22 Handrail main body, 23 Screw, 141 Through-hole, 142 Through-hole, 211 Fixing piece , 212 Hinge, 213 Back plate part, 214 Extension part, 215 Engagement part, 216 Screw hole, 217 Screw hole, 218 Screw hole, 221 Bracket part, 222 Handrail part, 223 Bracket part body, 224 Engaged part, 225 Through hole.

Claims (3)

A fixing member attached to the wall of the cab;
A handrail body provided inside the cage and supported by the fixing member;
The fixing member is formed integrally with a back plate portion disposed outside the cage room and the back plate portion, and the back plate portion is formed when the back plate portion is disposed outside the cage room. And extending through the through hole formed in the wall to the inside of the cab,
The elevator car handrail characterized in that the back plate part is movable from the inside to the outside of the cab through the through hole. The fixing member further includes an engaging portion that is formed integrally with the extending portion and disposed inside the cab.
The handrail main body has an engaged portion that is provided between the wall and the engaging portion and engages with the engaging portion,
The dimension in the thickness direction of the engaged part is a value obtained by subtracting the dimension in the thickness direction of the wall from the dimension between the back plate part and the engaging part. Item 2. The elevator car handrail according to Item 1. A fixing member attached to a wall of the cab, and a handrail body supported by the fixing member, wherein the fixing member includes a back plate portion disposed outside the cab and the back plate portion An extension that extends from the back plate portion to the inside of the cab through the through-hole formed in the wall when the back plate portion is disposed outside the cab. And the back plate portion is an attachment method of an elevator car handrail that is movable from the inside to the outside of the cab through the through hole,
A fixing member attaching step for attaching the fixing member to the wall by moving the back plate portion from the inside to the outside of the cab through the through hole;
A method for attaching a handrail in an elevator car comprising: a handrail main body attaching step for attaching the handrail main body to the fixing member after the fixing member attaching step.

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