JPH05201673A - Getting-on/off place of passenger conveyor - Google Patents

Abstract

PURPOSE:To surely prevent a passenger's foot from being nipped between a comb shaped member and a step, by securing the sufficient shift distance of the first getting-on/off plate and setting the shift distance of the step during the time from the collision of the passenger's foot with the comb shaped member to the stop of operation of a passenger conveyor equal to the shift distance of the first getting-on/off plate. CONSTITUTION:Tilt parts 21a and 22a are formed on the rails 21 and 22 for guiding a roller 5 installed on the first getting-on/off plate 4, and when the first getting-on/off plate 4 is shifted, the edge part of the first getting-on/off plate 4 is allowed to get under the second getting-on/off plate 18.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention is provided on a passenger conveyor such as an escalator, and the passenger board is movable in order to prevent the foot of the passenger from being caught between the board and the step. It relates to the entrance / exit of the existing passenger conveyor.

[0002]

2. Description of the Related Art FIG. 7 is a plan view showing an entrance / exit of a conventional escalator shown in Japanese Utility Model Publication No. 55-11898, FIG. 8 is a side view of FIG. 7, and FIG. 9 is a line IX-IX of FIG. FIG. In the figure, 1 is a frame of an escalator, 2 is a step, and 3 is a pair of rails fixed in parallel to the frame 1, and only one side is shown in the figure.

Reference numeral 4 denotes a first boarding / alighting board adjacent to step 2, and rotatable rollers 5 are provided on both front and rear sides of the first boarding / alighting board 4, whereby the first boarding / alighting board 4 is provided.
Can be reciprocated along the rail 3. 6 is the first
It is attached to the step 2 side end of the boarding / alighting board 4 of the
This is a comb-like member that closes the space between the boarding / alighting plate 4 and the step 2.

Reference numeral 7 is a dock projecting to the side of the first boarding / alighting plate 4, and 8 is a lever rotatably mounted on the rail 3. One end of this lever 8 is engaged with the dock 7. There is. Reference numeral 9 is a coil spring that biases the first boarding / alighting plate 4 toward the step 2 side via the lever 8 and the dock 7, 10 is a spring force adjusting screw of the coil spring 9, and 11 is a spring force adjusting screw 10
And a reference numeral 12 is a stopper provided at the end of the rail 3 and in contact with the roller 5. The stopper 12 is
The movement of the first boarding / alighting plate 4 to the step 2 side is restricted.

Reference numeral 13 denotes a movement detection dock projecting to the side of the first boarding / alighting board 4, and 14 is a limit switch having a detection lever 15 in contact with the movement detection dock 13. The limit switch 14 is When the detection lever 15 is operated by the movement detection dock 13, the operation of the escalator is stopped. 16 is a guide rail for guiding the step 2, 17 is a passenger's foot, and 18 is a gap A with respect to the first boarding / alighting board 4.
It is the second boarding / alighting board provided at.

Next, the operation will be described. Step two
When the upper passenger's foot 17, luggage, etc. collide with the comb-like member 6 at the entrance / exit without transferring to the first boarding / alighting board 4, a large force in the step movement direction acts on the first boarding / alighting board 4. Due to this force, the first boarding / alighting plate 4 moves in the step movement direction against the coil spring 9. When the first boarding / alighting plate 4 moves, the detection lever 15 is operated by the movement detection dock 13, the limit switch 15 operates, and the operation of the escalator is stopped. In this way, it is possible to prevent the foot 17 and luggage from being caught between the step 6 and the comb-shaped member 6 of the first boarding / alighting plate 4.

[0007]

In the conventional entrance / exit of the escalator constructed as described above, the gap A between the first boarding / alighting board 4 and the second boarding / alighting board 18 causes the first boarding / alighting operation. Although the plate 4 is allowed to move, since the size of the gap A is limited, the movement distance of the first boarding / alighting plate 4 in the step movement direction is limited to the above-mentioned gap size. I couldn't make it big enough. As a result, the movement distance in step 2 from the collision of the foot 17 or the like with the comb-shaped member 6 to the stop of the operation of the escalator is
It becomes larger than the moving distance of the first boarding / alighting board 4 during that period,
There is a problem that there is a risk of damaging passengers' feet 17 and the like.

The present invention has been made to solve the above-mentioned problems, and it is possible to sufficiently secure the moving distance of the boarding / alighting plate adjacent to the step, thereby improving the safety. The purpose is to get the entrance / exit of the passenger conveyor.

[0009]

The passenger entrance / exit of the passenger conveyor according to the present invention is provided with an inclined portion on a rail for guiding the first boarding / alighting board so that the first boarding / alighting board can be moved when the boarding / alighting board is moved.
The end portion of the boarding / alighting board of the above-mentioned board goes under the adjacent second boarding / alighting board.

[0010]

In the present invention, by sliding the first boarding / alighting board below the second boarding / alighting board adjacent thereto,
The moving distance of the first boarding / alighting plate is made sufficiently long.

[0011]

【Example】

Example 1. 1 is a plan view showing an entrance / exit of an escalator according to an embodiment of the present invention, FIG. 2 is a side view of FIG. 1, and the same or corresponding parts as in FIGS. Is omitted.

In the figure, 21 is a first rail fixed to the frame 1 and guiding the roller 5 on the side of the comb-like member 6, and 22 is a second rail fixed to the frame 1 and guiding the roller 5 on the opposite side. The first and second rails 21 and 22 are provided with first and second inclined portions 21a and 22a, respectively. As a result, the first boarding / alighting board 4 slides below the second boarding / alighting board 18 when moving in the step movement direction.

Next, the operation will be described. Passenger foot 17
When a large force in the step movement direction acts on the first boarding / alighting plate 4 due to a collision of a cargo or the like, the first boarding / alighting plate 4 moves in the step moving direction against the coil spring 9. Here, FIG. 3 is a cross-sectional view of the first and second boarding plates 4 and 18 taken along the line III-III of FIG. 1, and FIG. 4 is a cross-sectional view showing a state where the first boarding / alighting plate 4 of FIG. 3 has moved. Is. As shown in FIG. 4, the first boarding / alighting plate 4 is guided by the first and second rails 21 and 22,
Slide under the second board 18 while maintaining the posture.
When the first boarding / alighting plate 4 moves, the limit switch 15 operates and the operation of the escalator is stopped as in the conventional case.

At the entrance / exit of such an escalator, when the first boarding / alighting board 4 moves, it moves below the second boarding / alighting board 18 without colliding with the second boarding / alighting board 18, so that the first boarding / alighting board 4 moves. A sufficient distance can be secured. Therefore, the moving distance of step 2 and the moving distance of the first boarding / alighting board 4 until the operation of the escalator is stopped by the limit switch 15 can be made the same, and thus the stepping distance of the first boarding / alighting board 4 and the step can be made. It is possible to more reliably prevent the foot 17 and the like from being caught between the two.

Example 2. In the first embodiment, the first and second rails 21 and 22 are provided on the lower side of the roller 5, but the third rail is provided on the upper side of the roller 5 as shown in FIGS. 5 and 6, for example.
Alternatively, the rollers 5 may be provided between the first and second rails 21 and 22 and the third and fourth rails 23 and 24 to guide the rollers 5. This allows
The lifting of the first boarding / alighting board 4 is prevented, and the first boarding / alighting board 4 can be more surely slid below the second boarding / alighting board 18.

Further, although the front and rear rollers 5 are guided by different rails in each of the above-mentioned embodiments, they may be constituted by the same single rail. Further, the means for detecting the movement of the first boarding / alighting plate 4 and stopping the operation of the escalator is not limited to those in the above-mentioned embodiments. Furthermore, although the escalator entrance / exit is shown in each of the above embodiments, the present invention can be applied to a moving walkway entrance / exit.

[0017]

As described above, the entrance / exit of the passenger conveyor according to the present invention is provided with the inclined portion in the rail for guiding the first boarding / alighting board, so that when the first boarding / alighting board moves, Since the end of the boarding / alighting board is made to go under the second boarding / alighting board adjacent to the boarding / alighting board, the moving distance of the first boarding / alighting board can be sufficiently set. It is possible to more reliably prevent the passenger's foot or the like from being caught, and it is possible to improve safety.

[Brief description of drawings]

FIG. 1 is a plan view showing an entrance / exit of an escalator according to an embodiment of the present invention.

FIG. 2 is a side view of FIG.

FIG. 3 is a cross-sectional view of the first and second boarding plates along the line III-III in FIG.

FIG. 4 is a cross-sectional view showing a state where the first boarding / alighting plate of FIG. 3 has moved.

FIG. 5 is a plan view showing an entrance / exit of an escalator according to another embodiment of the present invention.

FIG. 6 is a side view of FIG.

FIG. 7 is a plan view showing an example of an entrance / exit of a conventional escalator.

FIG. 8 is a side view of FIG.

9 is a sectional view taken along line IX-IX in FIG.

[Explanation of symbols]

 2 step 4 1st boarding / alighting board 18 2nd boarding / alighting board 21 1st rail 21a 1st inclination part 22 2nd rail 22a 2nd inclination part

Claims (1)

[Claims] 1. The first boarding / alighting board adjacent to the step moves in the step moving direction by being guided by the rail to the adjacent second boarding / alighting board side, and the passengers are also moved by this movement. At the entrance / exit of the passenger conveyor which is designed to stop the operation of the conveyor, the rail is provided with an inclined portion so that the end of the first board / embarkation board sneaks under the second board / embarkation board. The entrance / exit of the passenger conveyor, which is characterized in that