JP2010120723A - Fixing mechanism for inner deck of escalator - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a fixing mechanism for the inner deck of an escalator covering a clearance between the upper part of a side wall adjacent to a side of a step and a lower part of a handrail erected in the side of the step while eliminating a risk of being caught in clothes of a user of the escalator by an easier structure. <P>SOLUTION: This invention relates to the fixing mechanism of the inner deck 51 of the escalator 10 covering the clearance between the upper part of the side wall 34 adjacent to the side of the step 12 and the lower part 31 of the handrail erected on the outside of the side wall 34. It includes a fastening means fastening the lower part 31 of the handrail and the upper end of the inner deck 51. The fastening means includes a screw member fastened in a direction vertical to the footboard surface of the step 12, thereby fastening the lower part 31 of the handrail and the upper end of the inner deck 51. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to a fixing mechanism for an inner deck of an escalator, and in particular, an inner deck of an escalator that covers between an upper portion of a side wall portion adjacent to a side portion of a step and a lower portion of a balustrade standing outside the side wall portion. Relates to the fixing mechanism.

  FIG. 5 is a perspective view showing the periphery of the inner plate 32 constituting a part of the lower part of the balustrade in the conventional escalator. FIG. 6 is a view of the periphery of the inner plate 32 from the direction of arrow E in FIG. 5 and 6, there is an inner space between the upper portion of the side wall portion 34 adjacent to the side portion of the escalator and the lower portion of the inner plate 32 standing on the side of the step. A state in which the deck 151 is covered is shown. Here, the upper end portion of the inner deck 151 is fitted with a fixing portion 156 provided at the lower portion of the inner plate 32, and the lower end portion is fixed to the upper portion of the side wall portion 34 by tightening a screw 155. Here, at the lower end portion, the upper portion of the side wall portion 34 and the lower end portion of the inner deck 151 are fixed by screws 155 tightened along the longitudinal direction of the step around the side portion of the step. There is a risk that the screw 155 will loosen due to the vibration of the screw and its head will protrude and get caught on the clothes of the user of the escalator.

  Patent Document 1 describes an inner deck attachment device for a my conveyor that attaches an inner deck between a deck support provided at a lower part of a balustrade panel of the my conveyor and a skirt guard panel provided at a side of a step row. Has been. Specifically, a presser member having a presser part that can be elastically deformed is provided on the deck support part, and the inner deck is slidably disposed on the deck support part and the skirt guard panel. Then, the inner deck is slid so that a part of the inner deck enters under the presser part of the presser member against the elastic force, and the inner deck is fixed by the elastic pressing force of the presser part. Is disclosed.

JP 2001-130859 A

  By using the configuration of Patent Document 1, it is possible to provide an inner deck fixing mechanism that is not likely to be caught on clothes or the like of the escalator user. However, in order to use the configuration of Patent Document 1, there are complicated configurations such as providing a pressing member having a pressing portion that can be elastically deformed, and disposing the inner deck slidably on the deck support portion and the skirt guard panel. is necessary.

  The object of the present invention is to prevent the escalator user from being caught by clothes or the like with a simple structure, and the upper part of the side wall part adjacent to the side part of the step and the lower part of the balustrade erected outside the side wall part. It is to provide a fixing mechanism for an inner deck of an escalator that covers the space.

  The fixing mechanism for the inner deck of the escalator according to the present invention is the fixing mechanism for the inner deck of the escalator that covers between the upper part of the side wall part adjacent to the side part of the step and the lower part of the balustrade standing outside the side wall part. And it has a fastening means which fastens the lower part of a balustrade and the upper end part of an inner deck.

  Moreover, in the fixing mechanism for the inner deck of the escalator according to the present invention, the fastening means includes a screw member that fastens the lower part of the balustrade and the upper end part of the inner deck by being fastened in a direction perpendicular to the tread surface of the step. Is preferred.

  Moreover, in the fixing mechanism for the inner deck of the escalator according to the present invention, it is preferable that the side wall portion has a holding groove for holding the lower end portion of the inner deck.

  Moreover, in the fixing mechanism of the inner deck of the escalator which concerns on this invention, it is preferable to further have a cover part which covers a fastening means.

  According to the fixing mechanism for the inner deck of the escalator having the above-described configuration, the inner deck is provided by providing a fastening means for fastening the lower part of the balustrade and the inner deck on the lower side of the balustrade whose distance from the escalator step is away from the side wall. Since it is fixed, clothes and the like are hardly caught even when the passenger is on the step. Thereby, it can be set as the fixing mechanism of the inner deck which does not have a possibility of being caught in the clothes of the escalator user.

  Further, according to the fixing mechanism for the inner deck of the escalator having the screw member configured as described above, the screw member that fastens the lower part of the balustrade and the main body part of the inner deck has vibration generated by the movement of the escalator step on the side wall side. It is tightened to the lower side of the balustrade that is smaller than As a result, the screw member is less likely to loosen as compared with the case where the screw member is tightened to the side wall portion side, so that it is possible to provide a fixing mechanism for the inner deck that is not likely to be caught by clothes of the escalator user.

  In addition, according to the fixing mechanism for the inner deck of the escalator having the holding groove having the above-described configuration, it is possible to hold the lower end portion which is the end portion on the side disposed on the side wall portion of the inner deck. Thereby, positioning of the lower end part of an inner deck can be performed easily.

  Further, according to the fixing mechanism of the inner deck of the escalator having the cover portion configured as described above, since the fastening portion is covered, it is difficult to understand that the user of the escalator is fastened. Thereby, the mischief by the user of an escalator can be suppressed.

  Embodiments according to the present invention will be described below in detail with reference to the accompanying drawings. Further, in this description, specific shapes, materials, numerical values, directions, and the like are examples for facilitating understanding of the present invention, and can be appropriately changed according to the use, purpose, specification, and the like.

  FIG. 1 is a configuration diagram showing an escalator 10 having an inner deck fixing mechanism according to an embodiment of the present invention. The escalator 10 is a device that moves the passenger 4 between the landing floor 6 and the landing floor 8 having a height difference. The escalator 10 includes a step 12 on which the passenger 4 rides, a step chain 14 to which each step 12 is fastened, a main drive device 16 that drives the step chain 14, a moving handrail 70, and a moving handrail guide rail that constitutes a balustrade. 42, the inner side board 32, and the handrail drive device 140 which drives the moving handrail 70 are comprised.

  Step 12 has a size that allows passengers 4 to carry one or two passengers. When the escalator 10 is operated, the plurality of steps 12 move while maintaining a horizontal state with respect to the ground. Step 12 is provided with a plurality of grooves for preventing slipping.

  The endless step chain 14 fastens each step 12 via an appropriate shaft member (not shown), and transmits the driving force of the main drive device 16 to each step 12.

  The main drive device 16 is a device that outputs a driving force for driving the escalator 10, and includes, for example, an electric motor and a reduction gear. The driving force output by the main driving device 16 is transmitted to the driving roller 100 via a step chain 14 and a moving handrail chain (not shown) via a driving transmission means (not shown).

  The moving handrail 70 is a portion where the passenger 4 attaches or holds a hand. Here, the moving handrail 70 is endless by joining both ends in the longitudinal direction. The moving handrail guide rail 42 has a function of guiding the moving handrail 70. The inner side plate 32 is a side wall that stands on the side of the step 12 and that is provided outside a side wall part 34 to be described later. The balustrade lower part 31 including the moving handrail guide rail 42 and the inner plate 32 will be described later.

  The handrail driving device 140 has a function of driving the moving handrail 70 as described above, and includes the driving roller 100 and the pressure roller 120.

  In the handrail driving device 140, a plurality of pressure rollers 120 are disposed at positions facing the plurality of driving rollers 100 with the moving handrail 70 interposed therebetween. The pressure rollers 120 are arranged in pairs with the drive rollers 100, respectively. The driving roller 100 is driven by the driving force output from the main driving device 16, and the pressure roller 120 presses the moving handrail 70 toward the corresponding driving roller 100 by a pressing means (not shown). It rotates according to the driving of the driving roller 100.

  The moving handrail 70 is moved in the direction indicated by the arrow B in FIG. 1 when the driving roller 100 rotates in the direction indicated by the arrow A in the lower moving handrail 70. To do.

  Next, the configuration of the balustrade lower part 31 including the moving handrail guide rail 42 and the inner plate 32 will be described. FIG. 2 is a perspective view of the periphery of the lower part 31 of the balustrade of the escalator 10 surrounded by a dotted line C in FIG. FIG. 3 is a view of the vicinity of the lower part 31 of the balustrade from the direction of arrow D in FIG. The lower part 31 of the balustrade of the escalator 10 is provided with an inner plate 32, an angle 33, and a fixing bracket 52. On the other hand, around the side wall portion 34 provided on the side portion of the step 12 (FIG. 1), a holder 56, the side wall portion 34, a fitting portion 35, and an angle 36 are provided.

  The angle 33 is a member having a substantially U shape when viewed from the direction of arrow D (FIG. 2), and is disposed below the inner plate 32. The angle 33 has a function of holding the inner plate 32 by fitting the concave portion with the lower portion of the inner plate 32.

  The fixture 52 is a member having a substantially L-shape when viewed from the direction of arrow D (FIG. 2), and is attached to the side surface of the angle 33 by a fixture 53 for fixture. A plurality of fixing brackets 52 are provided at predetermined intervals along the path direction of step 12 on the side surface of the angle 33. The fixing bracket 52 is a member for attaching the inner deck 51, and is provided with a screw hole 54a for tightening the screw 55. A groove having a shape corresponding to the male screw portion of the screw 55 is formed in the screw hole 54a.

  The side wall portion 34 is a wall adjacent to the side portion of the step 12. The fitting part 35 protrudes from one side surface of the side wall part 34, and a substantially Y shape (shape seen from the direction of arrow D in FIG. 2) is formed between the fitting part 35 and the side wall part 34. The angle 36 has a substantially L shape (a shape seen from the direction of arrow D in FIG. 2), and is provided adjacent to the side wall portion 34. And the side wall part 34 is fixed to the angle 36 because the recessed part formed between the side wall part 34 and the fitting part 35 and the front-end | tip part 36a of the angle 36 fit.

  The holder 56 is a substantially L-shaped member (a shape viewed from the direction of arrow D in FIG. 2), and is attached to the step 12 at a predetermined interval along the course direction. A holding groove 57 that is a recess formed by the side wall 34 and the holder 56 holds the inner deck 51.

  The inner deck 51 is made of stainless steel or the like having an appropriate strength, and is a member that covers between the lower part 31 of the balustrade and the upper part of the side wall part 34. A screw hole 54 b for fastening the screw 55 is formed in the upper end portion 512 of the inner deck 51. As shown in FIG. 3, the screw hole 54b has a shape that can accommodate the countersunk head of the screw 55.

  Next, the operation of the fixing mechanism for the inner deck 51 of the escalator 10 having the above-described configuration will be described with reference to FIGS. First, positioning is performed by fitting the lower end portion 514 of the inner deck 51 with the holding groove 57 formed by the holder 56. Then, the positions of the screw holes 54b in the upper end portion 512 of the inner deck 51 and the screw holes 54a in the fixing bracket 52 are adjusted, and then the screws 55 are tightened in a direction perpendicular to the tread surface of the step 12 to fix the inner deck 51. .

  Thus, in the fixing mechanism of the inner deck 51 of the escalator 10, the upper end of the inner deck 51 arranged on the inner plate 32 side without using the screw 55 at the lower end portion 514 of the inner deck 51 arranged on the step 12 side. The inner deck 51 is fixed to the fixing bracket 52 using screws at the portion 512. As a result, the place to be screwed becomes farther from the passenger on step 12. Therefore, the inner deck 51 can be fixed by a passenger who uses the escalator 10 so that clothes and the like are not easily caught. Further, the screw 55 is tightened on the balustrade lower part 31 side where the vibration generated by the movement of the escalator 10 in step 12 is smaller than that on the side wall part 34 side. Hard to loosen.

  Moreover, the modification of the fixing mechanism of the inner deck 51 of the escalator 10 of this invention is demonstrated. FIG. 4 is a view showing a modification of the fixing mechanism of the inner deck 51 of the escalator 10. In the escalator 10, a seal having the same color as that of the inner deck 51 is pasted on the screw 55 after the screw 55 is tightened to fix the inner deck 51 to the fixing bracket 52, and the head of the screw 55 is covered. Thereby, since it is difficult to understand that the passenger who uses the escalator 10 is also fastened with the screw 55, mischief can be prevented.

  In the above description, a sticker of the same color as that of the inner deck 51 is attached to cover the head of the screw 55. However, by inserting a member made of stainless steel, for example, a cover made of stainless steel. The head of the screw 55 may be covered.

It is a block diagram which shows the escalator which has the fixing mechanism of the inner deck which is one Embodiment of this invention. It is a perspective view of the lower part periphery of the balustrade of the escalator enclosed by the dotted line C in FIG. It is the figure which looked at the lower part periphery of the balustrade from the arrow D direction in FIG. It is a figure which shows the modification of the fixing mechanism of the inner deck of the escalator which is one Embodiment of this invention. It is a perspective view which shows the lower part periphery of the balustrade of the conventional escalator. It is the figure which looked at the lower part periphery of the balustrade from the arrow E direction in FIG.

Explanation of symbols

  4 passengers, 6 landing floors, 8 landing floors, 10 escalators, 12 steps, 14 step chains, 16 main drive units, 31 balustrade lower parts, 32 inner plates, 33, 36 angles, 34 side walls, 35 fitting parts, 36a Front end portion, 42 Moving handrail guide rail, 51, 151 Inner deck, 52 Fixing bracket, 53 Fixing bracket bolt, 54a, 54b Screw hole, 55, 155 Screw, 56 Holder, 57 Holding groove, 70 Moving handrail, 100 Driving roller, 120 pressure roller, 140 handrail driving device, 156 fixed portion, 512 upper end portion, 514 lower end portion.

Claims (4)

A fixing mechanism for an inner deck of an escalator that covers a space between an upper part of a side wall part adjacent to a side part of a step and a lower part of a balustrade standing outside the side wall part,
A fixing mechanism for an inner deck of an escalator having fastening means for fastening a lower part of the balustrade and an upper end part of the inner deck. In the fixing mechanism of the inner deck of the escalator according to claim 1,
The fastening means is
A fixing mechanism for an inner deck of an escalator, comprising: a screw member that fastens the lower part of the balustrade and the upper end part of the inner deck by being tightened in a direction perpendicular to the tread surface of the step. In the fixing mechanism of the inner deck of the escalator according to claim 1 or 2,
The side wall
An escalator inner deck fixing mechanism having a holding groove for holding a lower end portion of the inner deck. In the fixing mechanism of the inner deck of the escalator of any one of Claims 1-3,
A fixing mechanism for an inner deck of an escalator, further comprising a cover portion covering the fastening means.

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