JP2572553Y2 - Escalator device - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an escalator device which can be used by a healthy person and a wheelchair user at the same time.

[0002]

2. Description of the Related Art The depth of a step of a general escalator is about 400 mm. However, when a person with a physical disability using a wheelchair uses this size, the escalator cannot be used because the wheelchair is too large. As shown in FIG. 10, the applicant provides an auxiliary step board 6 movably in the depth direction (front-back direction) below the step board 5 in an arbitrary step 4,
An escalator device has been proposed in which the auxiliary tread plate 6 is pulled out toward the rear wheel 7 (rearward) only when the handicapped person uses the tread plate to make the tread plate substantially wide.

[0003]

However, in such an apparatus, an escalator must be used to convert a step from a normal step to a wheelchair step, or to restore a step from a wheelchair step to a normal step. It is necessary to stop the escalator, and the transportation capacity of the escalator is greatly reduced, so that both the healthy person and the wheelchair user cannot use the escalator at the same time very naturally. The present invention has been made in view of the above points, and an object of the present invention is to provide an escalator device that can be used by a healthy person and a disabled person at the same time without significantly impairing the transportation efficiency.

[0004]

According to the present invention, there is provided an escalator for connecting and moving a plurality of steps in an endless manner, wherein any two adjacent steps of the plurality of steps are respectively fixed on both sides and a central part. And a movable portion rotatable in a vertical plane below the fixed surface as a starting point, and each movable portion is provided with a foil guided by a guide rail. In an escalator in which a plurality of steps arranged in a truss are connected endlessly and moved, any two adjacent steps among the plurality of steps are fixed on both sides, and the same horizontal plane as the fixed part on the center. It consists of movable parts that can rotate in the vertical plane below this starting point.Each movable part has a foil guided by the guide rail, and the truss side has electric wires that supply electric power Each of the adjacent steps is provided with a current collecting device that slides on the electric wire and a lock device that unlocks the respective movable parts with electric power from the current collecting device. An escalator in which a plurality of steps arranged in a truss are connected endlessly to move at least one of the plurality of steps of the escalator is provided with a brace so that it can protrude freely. Each of the two steps comprises a fixed portion on both sides, and a movable portion rotatable by releasing the lock device in a vertical plane below the fixed surface at the center, starting from the same horizontal plane as the fixed portion. A part is provided with a foil guided by a guide rail, a wheelchair step is provided with a wheelchair detection device and a wheelchair drive device, a current collector is provided on the step side, and an electric wire for supplying electric power is arranged on the truss side,
When the wheelchair detection device detects the wheelchair, the lock device and the wheelchair drive device receive electric power from the electric wire and the current collector to operate. Things.

[0005]

With the above arrangement, the modification of the steps can be freely restored while operating the escalator.

[0006]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is a side view of the step of the escalator according to the present invention, FIG. 2 is a plan view when the step according to the present invention is located near the entrance and exit, and FIG. 3 is according to the present invention having a movable portion in FIG. FIG. 4 is a detailed view of the steps, FIG. 4 is a view taken along line AA of FIG. 3, FIG. 5 is a view taken along line BB of FIG.
FIG. 6 is a partially detailed view of a step according to the present invention having a bogie shown in FIG. 1, FIG. 7 is a view taken along line CC in FIG.
8 is a view taken along line DD in FIG. 2, and FIG. 9 is a view showing an arrangement state of the trolley wire in FIG.

In the figure, the same reference numerals as those in FIG. 10 denote the same parts, but reference numeral 10 denotes a special step according to the present invention in which a part of a tread plate and a riser are rotatably provided, which are located on both sides. The fixed portion 11 has the front wheels 8 as in the normal steps.
And the rear wheel 7 are attached to the movable portion 12 which is located at the center and is rotatable in a vertical plane below the fixed surface 11 and which is rotatable from the same horizontal plane as a starting point. A wheel 12b is provided rotatably via a bracket 12a.

Reference numerals 13 and 13 'denote brushes attached to the movable portion 12 of the special step 10 for supplying electric power to the built-in solenoid 14, and 14a denotes pins provided movably by the solenoid 14, usually a spring 14b.
Is fitted into the concave portion 11a of the fixed portion 11 by the spring force of. Reference numeral 20 denotes a guide rail provided from the lower layer to the upper layer, and guides the wheel 12b of the movable portion 12. 21 and 21 'are trolley wires provided only near the entrances of the lower layer and the upper layer as shown in FIG.
The DC power is supplied from the truss side to the step side by sliding the members 3 and 13 '.

Reference numeral 30 denotes a second special step according to the present invention which can detect the presence or absence of a wheelchair.
The pressure sensor 32 is movably mounted as 1a, and a pressure sensor 32 is built in below it. And always spring 3
The spring force of No. 3 aligns with the tread surface of the tread plate 31 on the same horizontal line.

Reference numeral 34 denotes a brace provided on the special step 30 so as to be able to protrude via a link 34a.
A nut 35b is screwed onto the screw rod 35a, and one end of a link 34a is attached to the nut 35b.

In the above-described apparatus configuration, when power is not supplied to the solenoid 14 and the motor 35, the movable portion 12 of the special step 10 is
The escalator is operated in a state where the bogie 34 of the special step 30 is retracted into the step and is not different from a normal step.

Next, when a wheelchair passenger uses an escalator, he or she first calls a staff member by operating a staff call button (not shown) provided at the entrance. The passengers are temporarily restricted from entering, and a wheelchair operation button (not shown) is pressed.

After the escalator makes at least a half turn until all the traveling passengers get off, when the special step 10 approaches the landing, the escalator automatically decelerates to shift to low speed operation and the brushes 13 and 13 'of the special step 10
The trolley wires 21, 21 'are raised to a position where the trolley wires 21 and 21' come into contact with the trolley wire.

[0014] Then, when a staff gets a wheelchair passenger on the special steps 10 and 30 coming to the entrance,
The wheel 40a of the wheelchair 40 is mounted on the movable portion 31a of the special step 30, and the pressure sensor 32 detects that the wheelchair has entered the proper position of the special step 10,30.

After the attendant gets on the escalator together with the wheelchair passenger, ordinary passengers can also get on the escalator freely.

After the detection of the wheelchair passenger, the trolley wire 2
Electric power is supplied to the solenoids 14 and 21 ', and a voltage is applied to the solenoid 14 and the motor 35 via the brushes 13 and 13'.

Then, the motor 35 rotates the threaded rod 35a in a direction to advance the nut 35b toward the riser to shift the link 34a from the ">" state to the "<" state shown in FIG. At the same time, the solenoid 14 retracts the pin 14a from the concave portion 11a of the fixed portion 11 to release the lock of the movable portion 12. The above operation is completed while the special steps 10 and 30 are moving the lower layer.

When the special step 10 starts to ascend and a step starts to be formed between the steps, the movable part 12
When b is guided by the guide rail 20, the wheelchair shifts to the inclined state as shown in FIG. 3, but the wheelchair 40 is slightly inclined as shown in FIG. As a result, no problem occurs even when the vehicle is driven at a speed of 30 m / min as in the case of a normal escalator.

When the special step 10 reaches the upper layer, the escalator automatically decelerates and the trolley wire 2
The brushes 13 and 13 'are in contact with each other (the trolley wire 21 and the brush 13' and the trolley wire 21 'and the brush 13 are in contact with each other so that the rotation direction of the motor 35 is changed by changing the polarity at the exit). Power to the step side again.

Then, the motor 35 is now turned to the nut 35b.
Is rotated in the reverse direction to move the link 34a from the “<” state to the “>” state, and the wheel stopper 34 is retracted. On the other hand, the solenoid 14 is configured such that the reverse voltage is not applied by, for example, a diode so that the solenoid 14 itself does not operate,
If there is no step due to the spring force of the spring 14b and the function of the inclined portion at the tip of the pin 14a, it is sufficient to lock naturally.

When the special steps 10 and 30 reach the exit, the attendant guides the wheelchair passenger off the escalator, while the escalator step automatically returns to the original state as described above. Slowly raise to return to normal escalator operation.

In the above description, an example has been described in which a brush is provided in the special step 10 and power is supplied.
The current collecting brush may be provided in the special step 30 or a general step, and is not limited to the embodiment.

[0023]

[Effects of the Invention] As described above, according to the present invention, it is possible to modify and restore the steps that can be used by a wheelchair even while the escalator is in operation. The disabled can use the escalator very naturally at the same time.

[Brief description of the drawings]

FIG. 1 is a side view of a step of an escalator according to the present invention.

FIG. 2 is a plan view when the step according to the present invention is located near the entrance.

FIG. 3 is a detailed view of a step having a movable portion in FIG. 1;

FIG. 4 is a view taken along the line AA of FIG. 3;

FIG. 5 is a view taken along line BB of FIG. 4;

FIG. 6 is a partial detailed view of a step having a wheel stop in FIG. 1;

FIG. 7 is a view taken along line CC in FIG. 2;

FIG. 8 is a view taken along the line DD in FIG. 2;

FIG. 9 is a view showing an arrangement state of trolley wires in FIG. 5;

FIG. 10 is a perspective view showing a conventional wheelchair step.

[Explanation of symbols]

 10, 30 special step 11 fixed part 12 movable part 12b wheel 13, 13 'brush 14 solenoid 20 guide rail 21, 21' trolley wire 31 tread plate 32 pressure sensor 34 car stop 35 motor

────────────────────────────────────────────────── ─── Continuation of the front page (56) References JP-A-4-209196 (JP, A) JP-A-3-128885 (JP, A) JP-A-1-110492 (JP, A) (58) Field (Int.Cl. ⁶ , DB name) B66B 23/12 B66B 29/08

Claims (5)

(57) [Scope of request for utility model registration] An escalator for connecting and moving a plurality of steps endlessly, wherein any two adjacent steps of the plurality of steps are respectively fixed portions on both sides, and the fixed portion is formed in a center portion.
It comprises movable portions rotatable in a vertical plane below the same horizontal plane as a starting point , and each movable portion is provided with a foil guided by a guide rail. Escalator device. 2. The escalator apparatus according to claim 1, wherein all of the steps other than the two adjacent steps are normal steps. 3. An escalator in which a plurality of steps arranged in a truss are connected endlessly and moved, wherein any two adjacent steps among the plurality of steps are fixed on both sides and respectively provided on a center. With the fixed part
It is composed of movable parts rotatable in a vertical plane below the same horizontal plane as a starting point , and each movable part is provided with a foil guided by a guide rail, and provided on the truss side. Is provided with a power supply device for supplying electric power, and in each of the adjacent steps, a current collector that slides on the electric wire and a lock device that unlocks the respective movable parts by power from the current collector. An escalator device, characterized in that: 4. An escalator for endlessly connecting and moving a plurality of steps disposed in a truss, wherein at least one of the plurality of steps is provided with a brace so that it can protrude freely. The two adjacent steps adjacent to each other are fixed at both sides and fixed at the center.
Than this lower vertical plane by starting from the same horizontal plane
A movable part which is rotatable by releasing a lock device , and each movable part is provided with a wheel guided by a guide rail, and the wheel stop step is provided with a wheelchair detecting device and a wheel stop driving device; Has a current collector,
An electric wire for supplying electric power is arranged on the truss side, and the lock device and the wheel stop driving device are configured to operate by receiving electric power from the electric wire and the current collector when the wheelchair detecting device detects a wheelchair. An escalator device characterized by: 5. The escalator device according to claim 1, wherein said guide rail is a rail common to any two adjacent steps.