JP2014065575A - Tool for checking skirt guard switch operation - Google Patents

Abstract

PROBLEM TO BE SOLVED: To obtain a tool for checking a skirt guard switch operation capable of preventing damage of a surface of a skirt guard.SOLUTION: A tool for checking skirt guard switch operation, which is used for checking operation of the skirt guard switch 6, includes: a support member 7 fitted at a footstep 2 that circularly moves; and a roller 81 that is supported by the support member 7 and moves between a pressing position in which the skirt guard switch 6 is pressed via the skirt guard 5 and a release position in which pressing force to the skirt guard switch 6 is released. The roller 81, when the position of the roller 81 is the pressing position, rotates to move on the skirt guard 5 according to the movement of the footstep 2.

Description

  The present invention particularly relates to a skirt guard switch operation confirmation jig used when confirming the operation of a skirt guard switch while running a tread member of a passenger conveyor.

  Conventionally, a bar member and an abutting portion that is provided at an intermediate portion of the rod member and abuts against the skirt guard are provided, and the operator can insert the upper end portion of the rod member with the lower end portion of the rod member inserted into the groove of the step. There is known a skirt guard switch operation confirmation jig in which a contact portion presses a skirt guard switch via a skirt guard by pressing the step toward the outside in the width direction of the step. The operation of the skirt guard switch is confirmed by the contact portion pressing the skirt guard switch (see, for example, Patent Document 1).

Japanese Patent Publication No. 1-14155

  However, since the confirmation of the operation of the skirt guard switch is performed in a state where the step moves, the contact portion slides on the surface of the skirt guard when the operation of the skirt guard switch is confirmed. As a result, there is a problem that the surface of the skirt guard may be damaged.

  The present invention provides a skirt guard switch operation confirmation jig capable of preventing the surface of the skirt guard from being damaged.

  A skirt guard switch operation confirmation jig according to the present invention is a skirt guard switch operation confirmation jig used when confirming the operation of a skirt guard switch, the support member provided on a tread member that circulates, and the support A rotating body that is supported by a member and is displaced between a pressing position that presses the skirt guard switch via a skirt guard and a canceling position that releases the pressing to the skirt guard switch, and the rotating body includes: When the position of the rotating body is the pressing position, the skirt guard rolls as the tread member moves.

  According to the skirt guard switch operation check jig according to the present invention, the support member provided on the tread member that circulates, the pressing position that is supported by the support member and presses the skirt guard switch via the skirt guard, and the skirt guard switch And a rotating body that displaces between the position where the pressure on the rotating body is canceled, and the rotating body rolls the skirt guard with the movement of the tread member when the position of the rotating body is the pressing position. Therefore, when checking the operation of the skirt guard switch, the rotating body rolls on the surface of the skirt guard. As a result, it is possible to prevent the surface of the skirt guard from being damaged.

It is a side view which shows the escalator which concerns on Embodiment 1 of this invention. It is a side view which shows the skirt guard switch operation | movement confirmation jig | tool for confirming operation | movement of the skirt guard switch of FIG. It is a front view which shows the skirt guard switch operation | movement confirmation jig | tool of FIG. It is a top view which shows the skirt guard switch operation | movement confirmation jig | tool of FIG. It is a side view which shows the modification of the caster 8 of FIG.

Embodiment 1 FIG.
1 is a side view showing an escalator according to Embodiment 1 of the present invention. In the figure, an escalator (passenger conveyor) includes a main frame 1 provided over an upper floor and a lower floor, and a plurality of steps (tread members) 2 provided on the main frame 1 and circulated between entrances and exits. A pair of balustrades 3 provided outside the step 2 in the width direction, a pair of handrails 4 provided in each balustrade 3 and circulated in synchronization with the step 2, and provided below the balustrade 3 And a skirt guard switch 6 for detecting that foreign matter is sandwiched between the step 2 and the skirt guard 5. The skirt guard switch 6 is disposed on the back side of the skirt guard 5. That is, the skirt guard switch 6 is arranged so that the skirt guard 5 is sandwiched between the skirt guard switch 6 and the step 2.

  2 is a side view showing a skirt guard switch operation confirmation jig for confirming the operation of the skirt guard switch 6 in FIG. 1, FIG. 3 is a front view showing the skirt guard switch operation confirmation jig in FIG. It is a top view which shows the skirt guard switch operation | movement confirmation jig | tool of FIG. In the figure, the skirt guard switch operation confirmation jig includes a support member 7 attached to the step 2, a caster 8 supported by the support member 7, and a spring member (biasing member) 9 provided on the support member 7. ing.

  The support member 7 includes a support portion main body 71 disposed on the tread surface of the step 2, a rotation shaft 72 provided on the support portion main body 71, a rotation member 73 that rotates about the rotation shaft 72, and a support Two leg portions 74 inserted into the groove 21 formed on the tread surface of the step 2 and the step mounting holes (engagement) formed on the tip end portion of the leg portion 74 and formed in the step 2. Hole) 22 and an engaging projection 75 that engages with the hole 22, and a stopper 76 provided on the support body 71.

  The support portion main body 71 includes a flat plate portion 711 disposed on the tread surface along the tread surface of the step 2 and a pair of vertical plate portions extending upward from the flat plate portion 711 when the flat plate portion 711 is disposed on the tread surface of the step 2. 712. The pair of vertical plate portions 712 are disposed away from each other in the vertical direction A of the step 2 when the flat plate portion 711 is disposed on the tread surface of the step 2. Here, the vertical direction A of the step 2 is a direction along the tread surface of the step 2 and is a direction orthogonal to the width direction B of the step 2.

  The rotation shaft 72 is attached to each of the pair of vertical plate portions 712. The rotating shaft 72 is arranged to extend in the vertical direction of the step 2 when the support body 71 is arranged on the tread surface of the step 2.

  The rotation member 73 is rotatably supported by the rotation shaft 72. The rotation member 73 includes a rotation member lower portion 731 which is a portion positioned below the rotation shaft 72 when the support portion main body 71 is disposed on the tread surface of the step 2, and the support portion main body 71 is a tread surface of the step 2. And a rotating member upper part 732 which is a part located above the rotating shaft 72 when arranged in the position. That is, the rotation member 73 is disposed so as to extend upward and downward from the rotation shaft 72 when the support body 71 is disposed on the tread surface of the step 2. The rotating member lower portion 731 is arranged in the longitudinal direction of the rotating member upper portion 732 so that the lower end portion is positioned on the inner side in the width direction of the step 2 with respect to the upper end portion when the rotating member upper portion 732 is arranged extending in the vertical direction. It extends in the direction inclined with respect to. The upper end portion of the rotating member upper portion 732 is a grip portion 733 that is gripped by an operator. The distance from the rotation shaft 72 to the lower end portion of the rotation member lower portion 731 is smaller than the distance from the rotation shaft 72 to the grip portion 733.

  The leg portion 74 is connected to the flat plate portion 711. The leg portion 74 is disposed so as to extend downward from the flat plate portion 711 when the flat plate portion 711 is disposed on the tread surface of the step 2. Each of the pair of leg portions 74 is inserted into a different groove 21.

  The engagement protrusion 75 is disposed at one leg portion 74 of the pair of leg portions 74, in this example, at the distal end portion of the leg portion 74 disposed on the inner side in the width direction of the step 2. The engaging protrusion 75 engages with the step attachment hole 22 when the leg portion 74 is inserted into the groove 21. The step attachment hole 22 is a hole that extends downward from the bottom surface of the groove 21 of the step 2 and is formed through the step 2. The step attachment hole 22 is a hole into which an attachment jig (not shown) used when attaching the step 2 to a step shaft (not shown) is inserted.

  The stopper 76 extends from the flat plate portion 711 along the vertical plate portion 712. The stopper 76 is disposed so as to be positioned on the inner side in the width direction of the step 2 than the vertical plate portion 712 when the flat plate portion 711 is disposed on the tread surface of the step 2. The stopper 76 comes into contact with the lower end of the rotating member lower portion 731 when the rotating member upper portion 732 extends in a direction orthogonal to the tread surface of the step 2. In the stopper 76, the rotating member 73 rotates in a direction in which the upper portion of the rotating member upper portion 732 extends outward in the width direction of the step 2 from a state where the rotating member upper portion 732 extends in a direction perpendicular to the tread surface of the step 2. Regulate movement.

  The caster 8 includes a roller (rotating body) 81, an arm member 82 that rotatably supports the roller 81, and a base portion 83 that supports the arm member 82. The arm member 82 is rotatable in the circumferential direction around a straight line orthogonal to the base 83. The base 83 is attached to the rotating member lower portion 731. That is, the roller 81 is supported by the rotating member lower portion 731. Accordingly, the roller 81 is displaced by the rotation of the rotation member 73. Specifically, the roller 81 has a pressing position for pressing the skirt guard switch 6 via the skirt guard 5 and a canceling position where the pressing to the skirt guard switch 6 is released by the rotation of the rotating member 73. Displace between.

  The spring member 9 is connected to the rotating member lower portion 731 and the stopper 76. The spring member 9 biases the rotating member lower portion 731 so that the rotating member lower portion 731 contacts the stopper 76. That is, the spring member 9 urges the roller 81 so that the position of the roller 81 becomes the cancellation position.

  Next, a procedure for confirming the operation of the skirt guard switch 6 using the skirt guard switch operation confirmation jig will be described. Attach the skirt guard switch operation check jig to the step 2 with the escalator stopped. At this time, the leg portion 74 is inserted into the groove 21, and the engaging protrusion 75 is inserted into the step attachment hole 22. Thereby, the movement of the skirt guard switch operation confirmation jig with respect to the step 2 in the width direction and the vertical direction of the step 2 is restricted.

  Thereafter, the operation of the escalator is started, and the operator moves the grip portion 733 toward the inner side in the width direction of the step 2 against the urging force of the spring member 9. Thereby, the rotation member 73 rotates and the roller 81 is displaced from the release position to the pressing position. At this time, the roller 81 rolls on the surface of the skirt guard 5 as the step 2 moves. When the roller 81 presses the skirt guard switch 6, the skirt guard switch 6 is activated and the escalator is stopped.

  Thereafter, when the operator's hand moves away from the grip portion 733, the rotation member 73 is rotated by the biasing force of the spring member 9, and the roller 81 is displaced from the pressing position to the release position. Thus, the operation for confirming the operation of the skirt guard switch 6 using the skirt guard switch operation confirmation jig is completed.

  As described above, according to the skirt guard switch operation confirmation jig according to Embodiment 1 of the present invention, the skirt guard 5 is supported by the support member 7 provided on the circulating step 2 and the support member 7. And a roller 81 that is displaced between a pressing position that presses the skirt guard switch 6 and a canceling position that releases the pressing of the skirt guard switch 6, and the roller 81 is at the pressing position. In this case, since the skirt guard 5 rolls as the step 2 moves, the roller 81 rolls on the surface of the skirt guard 5 when checking the operation of the skirt guard switch 6. As a result, it is possible to prevent the surface of the skirt guard 5 from being damaged. Further, when the position of the roller 81 is the pressing position, the roller 81 rolls on the surface of the skirt guard 5, so that the pressing force of the roller 81 can be smoothly transmitted to the skirt guard 5.

  Further, the support member 7 is provided on the support portion main body 71, the support portion main body 71, and is provided so as to extend upward and downward from the rotation shaft 72, the rotation shaft 72 extending in the vertical direction of the step 2, The roller 81 is supported by a rotating member lower portion 731 positioned below the rotating shaft 72, and the rotating member 73 rotates around the rotating shaft 72. Since the rotating member 73 is rotated in a direction in which the upper rotating member upper portion 732 moves inward in the width direction of the step 2, the skirt guard switch operation confirmation jig is provided. When the operation of the skirt guard switch 6 is confirmed, the rotating member upper part 732 can be prevented from coming into contact with the inner deck (not shown), the balustrade 3 or the handrail 4.

  Moreover, since the support member 7 has the leg part 74 inserted in the groove | channel 21 formed in the tread surface of the step 2, the movement of the skirt guard switch operation check jig with respect to the step 2 in the width direction of the step 2 Can be regulated.

  Further, the support member 7 has two leg portions 74, and each of the two leg portions 74 is inserted into a different groove 21, so that when the roller 81 is displaced from the release position to the pressing position, The force acting on the groove 21 from the leg 74 can be dispersed. As a result, the occurrence of damage to the groove 21 can be suppressed.

  Further, since the support member 7 has an engagement protrusion 75 that restricts the movement of the support member 7 with respect to the step 2 by engaging with the step mounting hole 22 formed in the step 2, the vertical direction of the step 2 The movement of the skirt guard switch operation check jig relative to the step 2 can be restricted.

  In addition, the skirt guard switch operation confirmation jig includes the spring member 9 that urges the roller 81 so that the position of the roller 81 becomes the cancellation position, so that the operator applies a force to the grip portion 733. If not, the position of the roller 81 becomes the cancellation position, and unnecessary contact between the roller 81 and the skirt guard 5 can be prevented.

  In Embodiment 1 described above, an escalator has been described as an example of a passenger conveyor, but a moving walkway may be used. In the case of a moving sidewalk, a circulation belt on which a user rides is used as the tread member on which the support member 7 is provided.

  In the first embodiment, the roller 81 is described as an example of the rotating body. However, a ball 84 may be used as shown in FIG. In this case, the caster 8 includes a holding member 85 that holds the ball 84 so that the ball 84 can rotate in an arbitrary direction.

  In the first embodiment, the spring member 9 has been described as an example of the urging member. However, for example, a rubber member may be used.

  In the first embodiment, the configuration in which the roller 81 presses the skirt guard switch 6 by moving the grip 733 toward the inner side in the width direction of the step 2 has been described. The configuration may be such that the roller 81 presses the skirt guard switch 6 by moving it outward in the width direction. In this case, the caster 8 is disposed between the grip portion 733 and the rotation shaft 72.

  1 main frame, 2 steps, 3 balustrades, 4 handrails, 5 skirt guards, 6 skirt guard switches, 7 support members, 8 casters, 9 spring members (biasing members), 21 grooves, 22 step mounting holes (engagement holes) 71 Support part main body, 72 Rotating shaft, 73 Rotating member, 74 Leg part, 75 Engaging projection, 76 Stopper, 81 Roller (rotating body), 82 Arm member, 83 Base part, 84 Ball (Rotating body), 85 Holding member, 711 flat plate part, 712 vertical plate part, 731 rotating member lower part, 732 rotating member upper part, 733 gripping part.

Claims (6)

A skirt guard switch operation check jig used to check the operation of the skirt guard switch,
A support member provided on a tread member that circulates;
A rotating body that is supported by the support member and is displaced between a pressing position that presses the skirt guard switch via a skirt guard and a canceling position that releases the pressing to the skirt guard switch,
The skirt guard switch operation confirmation jig, wherein the rotator rolls the skirt guard with the movement of the tread member when the position of the rotator is the pressing position. The support member is provided on the support portion main body, the support portion main body, the rotation shaft extending in the longitudinal direction of the tread member, and the rotation shaft extending upward and downward from the rotation shaft. A rotating member that rotates about an axis,
The rotating body is supported by a portion of the rotating member positioned below the rotating shaft, and the portion of the rotating member positioned above the rotating shaft is the width direction of the tread member. The skirt guard switch operation confirmation jig according to claim 1, wherein the turning member is displaced from the canceling position to the pressing position by turning in a direction of moving inward.   The skirt guard switch operation confirmation jig according to claim 1, wherein the support member has a leg portion that is inserted into a groove formed in the tread surface of the tread member. The support member has a plurality of the leg portions,
The skirt guard switch operation confirmation jig according to claim 3, wherein each of the plurality of leg portions is inserted into the different groove.   2. The support member according to claim 1, wherein the support member includes an engagement protrusion that restricts movement of the support member relative to the tread member by engaging with an engagement hole formed in the tread member. The skirt guard switch operation check jig according to claim 4.   The skirt guard switch according to any one of claims 1 to 5, further comprising a biasing member that biases the rotating body such that the position of the rotating body becomes the cancellation position. Operation check jig.

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