JPH06227783A - Safety device for passenger conveyor - Google Patents

Abstract

PURPOSE:To improve safety and to prevent roduction of the uneasy feeling of a passenger by preventing the occurrence of a double accident owing to malfunction of an emergency stop button and suppessing narrowing of the visual field of a passenger to the minimum. CONSTITUTION:A bracket 19 to shield emergency stop buttons 13a and 13b for conveyors 4a and 4b on one side from passengers on conveyor parts 4a and 4b side on the other side are oartially arragned on a balustrade 6 and the emergency stop buttons 13a and 13b are respectively arragned on the bracket 19.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a safety device for passenger conveyors, and in particular, an emergency stop button corresponding to each passenger conveyor is provided on the balustrade base between the first and second conveyor parts arranged in parallel. The present invention relates to a safety device for an existing passenger conveyor.

[0002]

2. Description of the Related Art FIG. 10 shows, for example, Japanese Patent Publication No. 61-19552.
It is a side view which shows the conventional passenger conveyor shown by the gazette etc. In the figure, 1 is a main frame, 2 is a balustrade standing upright on the main frame 1, 3 is a moving handrail (rubber handrail) provided on the balustrade 2, 4 is a conveyor section having a large number of steps for carrying passengers In this passenger conveyor, the first and second conveyor sections 4a and 4b are arranged side by side.

FIG. 11 is a sectional view of the balustrade 2 located between the first and second conveyor portions 4a and 4b of FIG. In the figure, 5 is a balustrade pillar fixed on the main frame 1 by welding, 6 is a balustrade base which is provided on the balustrade pillar 5 and constitutes the upper surface of the balustrade 2, and 7 is a balustrade panel which constitutes the side surface of the balustrade 2. The upper end of the balustrade panel 7 is joined to the balustrade base 6 via a rubber packing 8. Reference numeral 9 denotes a skirt panel facing the steps of the conveyor sections 4a and 4b, and 10 denotes a ridge provided between the balustrade panel 7 and the skirt panel 9.

11 is a balustrade flange welded onto the balustrade base 6, 12 is a plastic handrail guide which is screwed to the balustrade flange 11 and guides the moving handrail 3, 13a,
Reference numeral 13b denotes first and second emergency stop buttons corresponding to the conveyor sections 4a and 4b, respectively.
Each of a and 13b is inserted into a hole provided in the balustrade base 6, and is supported by a bracket 14 fixed to the balustrade pillar 5.

Here, the emergency stop buttons 13a and 13b are usually provided near the entrances / exits 15a and 15b (FIG. 10) of the passenger conveyor. However, in the case of a passenger conveyor having a long overall length, the emergency stop buttons 13a, 13 are provided not only at the entrances / exits 15a, 15b but also in the middle of the passenger conveyor in case of emergency.
b is provided at several places. For example, if there is a building wall on the balustrade base 5 as described above or next to the passenger conveyor, emergency stop buttons 13a and 13b are installed on the wall for safety.

However, the first and second conveyor sections 4a,
In the passenger conveyor in which 4b are installed side by side, as shown in FIG. 11, both emergency stop buttons 13a,
13b comes into view. In such a configuration,
In an emergency, for example, when a child's foot is caught between the step and the skirt panel 9 while riding as a parent and child,
The passengers (parents in this example) are surprised and upset,
The emergency stop button for the other conveyor may be accidentally pressed. If such an erroneous operation is performed, not only will the damage on the conveyor part that caused the accident be great, but also on the other conveyor part, accidents such as the fall of passengers due to a sudden stop may occur, resulting in a double accident. It was

In order to prevent the above accidents, a structure having a structure as shown in FIG. In this case, the emergency stop button 1 on the balustrade base 6
A partition plate 16 is installed over the entire length of the passenger conveyor along the middle of 3a, 13b.
It is fixed to the balustrade base 5 by a bracket 17 and bolts 18.

[0008]

Among the conventional safety devices for passenger conveyors constructed as described above, the one shown in FIG. 11 has a structure in which the emergency stop button on the opposite side is erroneously pressed in an emergency as described above. In addition, in the structure shown in FIG. 12, since the partition plate 16 is provided over the entire length of the passenger conveyor, the erroneous operation of the emergency stop button on the opposite side is prevented, but the view of the passenger is obstructed over the entire length. Therefore, there is a problem in that passengers feel uneasy.

The present invention has been made to solve the above problems, and an object of the present invention is to obtain a safety device for a passenger conveyor which is highly safe and does not cause passengers to feel uneasy. And

[0010]

According to a first aspect of the present invention, there is provided a safety device for a passenger conveyor, wherein a bracket for shielding an emergency stop button for the other conveyor part from a passenger on one conveyor part side is provided on the balustrade base. And the emergency stop buttons are provided on the bracket.

According to a second aspect of the present invention, there is provided a passenger conveyor safety device in which the bracket according to the first aspect of the invention is fixed in a direction that diagonally opposes an approaching passenger according to the operating direction of each conveyor section. It was done.

A passenger conveyor safety device according to a third aspect of the present invention includes a human body detector for detecting an attempt to operate an emergency stop button for the other conveyor section from one conveyor section side. The alarm means, which is disposed between the two emergency stop buttons and issues an alarm in response to a detection signal from the human body detector, is connected to the human body detector.

In the passenger conveyor safety device according to a fourth aspect of the present invention, a hole is provided between the first and second emergency stop buttons of the balustrade base, and air is blown from the hole toward the balustrade base by the blowing means. It is something that is done.

[0014]

According to the first aspect of the present invention, the emergency stop button is provided on the bracket so that the other emergency stop button does not enter the field of view of the passenger on one conveyor section.

According to the second aspect of the invention, it is easier for the passenger to see the emergency stop button for the conveyor section on which the passenger is riding, and the other emergency stop button is less visible.

According to the third aspect of the invention, when the hand extends to the other emergency stop button, the human body detector detects this and issues an alarm.

According to the fourth aspect of the invention, air is applied to the extended hand of the other emergency stop button to warn that the operation is a mistake.

[0018]

Embodiments of the present invention will be described below with reference to the drawings. Example 1. 1 is a side view of a passenger conveyor provided with a safety device according to an embodiment of the invention of claim 1, FIG. 2 is a sectional view of a balustrade between the first and second conveyor parts of FIG. 1, and FIG. FIG. 13 is a plan view of an essential part of FIG. 10, and the same or corresponding portions as those in FIGS.

In the figure, reference numeral 19 designates two brackets each having an L-shaped cross section and fixed on the balustrade base 6 at two intermediate positions (three locations in the figure) of the passenger conveyor. The emergency stop button 13a is provided on these brackets 19. , 13b are provided. Further, the bracket 19 has a height H and a width S sufficient to shield passengers on one conveyor unit from the other emergency stop button. Moreover, the cross-sectional shape of the bracket 19 can be appropriately selected.

With the above construction, the bracket 19 shields the emergency stop buttons 13a and 13b from each other, so that passengers on one conveyor unit do not press the emergency stop button for the other conveyor unit. This prevents the occurrence of double accidents in an emergency and improves safety. Further, the long partition plate in the conventional device can be omitted, and the anxiety of passengers can be eliminated.

Example 2. FIG. 4 is a cross-sectional view of a balustrade provided with a safety device according to another embodiment of the invention of claim 1, and FIG. 5 is a plan view of an essential part of FIG. In the figure, 20 is a columnar bracket installed on the balustrade base 6, and the first and second conveyor parts 4 are provided at the upper end of the bracket 20.
Sloped inclined surfaces 20a and 20b are formed by chamfering on the a and 4b sides, respectively. Also, the inclined surfaces 20a, 20
Emergency stop buttons 13a and 13b are provided on b. Furthermore, the shape of the bracket 20 does not have to be cylindrical, and the sizes of the inclined surfaces 20a and 20b are determined so that one passenger cannot see the other emergency stop button.

Even with the bracket 20 as in the second embodiment, the emergency stop button 1 in an emergency can be provided as in the first embodiment.
The erroneous operation of 3a and 13b is prevented, the field of view of the passengers on the other side is not blocked, and the passengers do not feel uneasy.

Example 3. FIG. 6 is a plan view of a passenger conveyor safety device according to an embodiment of the present invention. In the figure, the first conveyor section 4a is drivingly traveling in the direction of arrow A, and the second conveyor section 4b is traveling in the direction of arrow B, while rotating the bracket 20 on the balustrade base 6,
The inclined surface 20 of the bracket 20 with respect to the traveling direction of the passenger
It is fixed with bolts or pins so that a and 20b are diagonally opposed to each other. Other configurations are the same as those in the second embodiment.

With such a structure, the first emergency stop button 20a can be more easily seen by the passengers of the first conveyor section 4a, and the second emergency stop button 20b cannot be seen completely.
The reverse is true for passengers on the second conveyor section 4b. Therefore, an erroneous operation in an emergency can be prevented more reliably, and safety can be further improved. Also, it goes without saying that passengers on one side are in sight from passengers on the other side.

Example 4. FIG. 7 is an example in which the traveling direction of the conveyor is the opposite of that in FIG. 6, and the same effect can be obtained. Note that the present invention can be similarly applied to, for example, one in which one emergency stop button 13a or 13b is attached to one bracket 19 as in the first embodiment.

Example 5. Next, FIG. 8 is a sectional view of a balustrade provided with a safety device according to an embodiment of the present invention. In the figure, reference numeral 21 is a human body detector utilizing ultrasonic waves or infrared rays, and the human body detector 21 has first and second emergency stop buttons 13a, 13 at the tip of the balustrade base 6.
It is exposed on the balustrade base 6 from the hole provided between b. Further, the human body detector 21 has an appropriate alarm means (not shown).
Are connected.

With such a structure, when the passenger accidentally reaches for the other emergency stop button, the human body detector 21 detects this, and the alarm means issues an alarm such as a caution broadcast to the passenger. Urge. As a result, the emergency stop button 13 in an emergency
The erroneous operation of a and 13b is prevented, the double accident due to the erroneous operation is prevented, and the safety is improved. Also, emergency stop button 1
Since the partition between 3a and 13b is not necessary at all, the field of view is widened and the passengers' anxiety can be removed.

Example 6. Next, FIG. 9 is a sectional view of a balustrade provided with a safety device according to an embodiment of the present invention. In the figure, 22 is a blowing means for blowing the air 23 toward the balustrade base 6 from a hole provided between the first and second emergency stop buttons 13a and 13b of the balustrade base 6.

In such a safety device, the air 23 is constantly blown out from the hole of the balustrade base 6. For this reason, if the passenger reaches for the emergency stop button on the opposite side, he will be surprised by the air blow and withdraw his hand. This prevents erroneous operation of the emergency stop buttons 13a and 13b in an emergency, prevents double accidents due to erroneous operation, and improves safety. Also,
As in the case of the fourth embodiment, there is nothing between the emergency stop buttons 13a and 13b that obstructs the visual field of the passenger, so that the passenger's anxiety can be eliminated.

[0030]

As described above, in the passenger conveyor safety device according to the invention of claim 1, the bracket for shielding the emergency stop button for the other conveyor section from the passenger on one conveyor section side is used as the balustrade base. Since it is partially provided on the top and each emergency stop button is provided on the bracket respectively, it is possible to prevent double accidents due to erroneous operation of the emergency stop button, improve safety and improve the passenger's vision. The effect of being able to eliminate the anxiety of passengers by minimizing the narrowing.

Further, in the passenger conveyor safety device according to the invention of claim 2, the bracket is fixed in such a direction as to diagonally oppose the approaching passengers depending on the operating direction of each conveyor part. In addition to the same effect as that of the invention of Item 1, it is possible to more reliably prevent erroneous operation of the emergency stop button and further improve safety.

Further, in the passenger conveyor safety device according to a third aspect of the present invention, there is provided a human body detector for detecting an attempt to operate the emergency stop button for the other conveyor section from the one conveyor section side. Since the alarm means, which is arranged between the second emergency stop buttons and issues an alarm in response to the detection signal of the human body detector, is connected to the human body detector, in addition to the same effect as the invention of claim 1, the passenger This has the effect of broadening the field of view of passengers and further eliminating the anxiety of passengers.

Further, in the passenger conveyor safety device according to the invention of claim 4, a hole is provided between the first and second emergency stop buttons of the balustrade base, and air is blown from the hole toward the balustrade base by the blowing means. Since the air is blown, the above-mentioned claim 3
The same effect as that of the invention can be obtained.

[Brief description of drawings]

FIG. 1 is a side view of a passenger conveyor provided with a safety device according to an embodiment of the present invention.

FIG. 2 is a cross-sectional view of a balustrade located between the first and second conveyor units in FIG.

FIG. 3 is a plan view of an essential part of FIG.

FIG. 4 is a sectional view of a balustrade provided with a safety device according to another embodiment of the invention of claim 1;

5 is a plan view of an essential part of FIG. 4. FIG.

FIG. 6 is a plan view of a passenger conveyor safety device according to an embodiment of the present invention.

FIG. 7 is a plan view showing another embodiment of the invention of claim 2;

FIG. 8 is a cross-sectional view of a balustrade provided with a safety device according to an embodiment of the invention of claim 3;

FIG. 9 is a sectional view of a balustrade provided with a safety device according to an embodiment of the invention of claim 4;

FIG. 10 is a side view showing an example of a conventional passenger conveyor.

11 is a cross-sectional view of the balustrade located between the first and second conveyor parts in FIG.

FIG. 12 is a cross-sectional view showing another example of a conventional balustrade of a passenger conveyor.

[Explanation of symbols]

 4a 1st conveyor part 4b 2nd conveyor part 6 Parapet base 13a 1st emergency stop button 13b 2nd emergency stop button 19 Bracket 20 Bracket 21 Human body detector 22 Blower means 23 Air

Claims (4)

[Claims] 1. A balustrade base disposed between first and second conveyor sections, which are arranged in parallel with each other and which have a large number of steps, respectively, and first and second units respectively corresponding to the respective conveyor sections.
In a passenger conveyor safety device provided with a second emergency stop button, a bracket that shields passengers on one conveyor unit side from the emergency stop button for the other conveyor unit is partially provided on the balustrade base. A safety device for a passenger conveyor, wherein the safety device is provided and each of the emergency stop buttons is provided on the bracket. 2. A balustrade base disposed between first and second conveyor sections, which are arranged in parallel with each other and which have a large number of steps, respectively, and a first and a second corresponding to each of the conveyor sections.
In a passenger conveyor safety device provided with a second emergency stop button, a bracket that shields passengers on one conveyor unit side from the emergency stop button for the other conveyor unit is partially provided on the balustrade base. In addition to being provided, each of the emergency stop buttons is provided on each of the brackets, and the brackets are oriented so as to diagonally face an approaching passenger according to the operating direction of each of the conveyor sections. A safety device for a passenger conveyor, which is fixed to the. 3. A balustrade base disposed between first and second conveyor sections, which are arranged in parallel with each other and each of which has a large number of steps, on which the first and second conveyor sections respectively correspond.
In a passenger conveyor safety device provided with a second emergency stop button, the emergency stop button for one conveyor section is operated between the first and second emergency stop buttons, and the other conveyor section is operated. A human body detector to detect the attempt,
A safety device for a passenger conveyor, comprising: an alarm unit connected to the human body detector and issuing an alarm in response to a detection signal from the human body detector. 4. A balustrade base disposed between first and second conveyor sections which are arranged in parallel with each other and which have a large number of steps.
In a safety device for a passenger conveyor having a second emergency stop button, a hole is provided between the first and second emergency stop buttons of the balustrade base, and the hole is directed toward the balustrade base. A safety device for a passenger conveyor, which is provided with a blowing means for blowing air.