JP2006264878A - Passenger conveyor - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a passenger conveyor capable of safely conveying passengers with a simple construction. <P>SOLUTION: A protrusion 9a of a holding part 9 is pulled and received in an inner side surface 8a in the state that a cam follower portion 13d moves in contact with a cam portion 13b. When a moving handrail 8 further moves, the cam follower portion 13d moves in contact with a cam portion 13a. The holding part 9 is consequently advanced and the protrusion 9a is advanced out of the inner side surface 8a while pushing a protection part 10 and elastically deforming the protection part 10. When a passenger puts a hand on the moving handrail 8, the holding part 9 is made to get in between the thumb and the index finger of the passenger hand so that the passenger hand is located at a predetermined position on the moving handrail 8 and the holding part 9 prevents the hand from slipping in the longitudinal direction of the moving handrail 8. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a passenger conveyor for carrying and transporting passengers.

  In the conventional passenger conveyor (Prior Art 1), a concave portion or a convex portion is continuously provided along the length direction of the moving handrail in the vicinity of the opening (lower bottom surface) having a C-shaped cross section of the endless moving handrail. (For example, refer patent document 1). In this prior art 1, when a passenger grasps a moving handrail instantly in order to avoid danger, since the fingertip of the passenger who grasps this moving handrail enters a recessed part or a convex part, a passenger's hand leaves | separates from a moving handrail. Can be prevented.

  Further, in a conventional passenger conveyor (prior art 2), hook portions are formed on the upper surface of an endless moving handrail at a predetermined interval along the length direction of the moving handrail (for example, Patent Document 2). reference). In this prior art 2, since a passenger can put a hand on a hook part, it can prevent that a passenger's hand slips from a moving handrail.

JP 2002-316845 A

Japanese Patent Laid-Open No. 7-277652

  In the prior art 1, since a concave portion or a convex portion is formed in the vicinity of the opening having a C-shaped cross section of the moving handrail, a finger is sufficiently applied to the concave portion or the convex portion in an elderly person having a weak grip strength or a child with a small hand. There was a problem that could not be. Moreover, in the prior art 2, since the hook part is integrally formed on the upper surface of the moving handrail, there is a problem that the shape of the moving handrail becomes complicated and the manufacturing of the moving handrail becomes troublesome and expensive. .

  The subject of this invention is providing the passenger conveyor which can convey a passenger safely by simple structure.

The present invention solves the above-mentioned problems by the solving means described below.
In addition, although the code | symbol corresponding to embodiment of this invention is attached | subjected and demonstrated, it is not limited to this embodiment.
Invention of Claim 1 is a passenger conveyor which carries a passenger (M), Comprising: The position of this passenger's hand on the inner side surface (8a) of the moving handrail (8) on which the said passenger puts a hand (H) It is a passenger conveyor (1) characterized by including the holding | maintenance part (9) for hold | maintaining a vehicle in a predetermined position.

  According to a second aspect of the present invention, in the passenger conveyor according to the first aspect, the holding portion is capable of protruding and retracting from an inner side surface of the movable handrail.

The invention according to claim 3 is the passenger conveyor according to claim 1 or 2, further comprising an advancing / retreating part (13) for advancing / retreating the holding part in conjunction with a moving operation of the moving handrail, In the movement section (L ₁ ) where the passenger can use the moving handrail, the holding section is advanced from the inner side surface of the moving handrail, and the moving handrail is not used in the movement section (L ₂ ) where the passenger cannot use. The passenger conveyor is characterized in that the holding portion is moved backward on the inner side surface of the moving handrail.

  According to a fourth aspect of the present invention, in the passenger conveyor according to the third aspect, the advance / retreat portion includes a cam follower portion (13d) for advancing and retreating the holding portion, and a guide portion (7) for movably guiding the movable handrail. ) And the first and second cam portions (13a, 13b) that are in contact with the cam follower portion, and the holding portion includes the first cam portion (13a) and the first cam portion (13a). A passenger conveyor that advances from the inner side surface when the cam follower part is in contact, and retreats to the inner side surface when the second cam part (13b) and the cam follower part are in contact with each other. is there.

  According to the present invention, passengers can be safely transported with a simple structure.

(First embodiment)
Hereinafter, a first embodiment of the present invention will be described in detail with reference to the drawings.
FIG. 1 is a side view schematically showing a passenger conveyor according to the first embodiment of the present invention. FIG. 2 is a front view schematically showing the passenger conveyor according to the first embodiment of the present invention. FIG. 3 is a conceptual diagram showing a state in which the passenger puts his / her hand on the moving handrail of the passenger conveyor according to the first embodiment of the present invention. FIG. 4 is a cross-sectional view showing the holding portion and the advancing / retreating portion of the passenger conveyor according to the first embodiment of the present invention, and FIG. 4 (A) shows a state immediately before the holding portion changes from the retracted state to the advanced state. 4B is a cross-sectional view showing a state where the holding portion has advanced, and FIG. 4C is a cross-sectional view showing a state immediately after the holding portion has changed from the advanced state to the retracted state. .

  A passenger M shown in FIGS. 1 and 2 is a transport object (user) transported by the passenger conveyor 1. The passenger M shown in FIG.1 and FIG.2 is descending from the upper floor to the lower floor on the passenger conveyor 1, for example. The passenger conveyor 1 is a device that carries and transports passengers M, and is, for example, an escalator that is installed across the floor and the floor and moves the passenger M up and down between them. The passenger conveyor 1 conveys the passenger M by moving the step 5 obliquely upward while maintaining the tread surface 5a of the step 5 in a horizontal state. The passenger conveyor 1 includes a drive roller 2, a feed roller 3, a machine room 4, a step 5, a balustrade 6, a guide part (guide rail) 7, and FIGS. 1 to 3. 4, a holding part 9 shown in FIGS. 3 and 4, a protection part 10 shown in FIG. 4, a guide part 11, a spring 12, an advance / retreat part 13, and the like.

  The drive roller 2 is a member that drives the moving handrail 8, and the feed roller 3 is a member that sends out the moving handrail 8. The machine room 4 is a storage unit that stores a drive mechanism unit for driving the drive roller 2 and the feed roller 3. The step 5 is a staircase that moves between the upper floor and the lower floor, and is connected endlessly. The step 5 includes a tread surface 5a on which a passenger M is placed. The balustrade 6 is a member installed on both sides of the step 5 along the moving direction of the step 5, and is formed of, for example, a glass panel. The guide portion 7 is a member that guides the movable handrail 8 so as to be movable, is formed in a frame shape, and is fixed and supported on the peripheral portion of the balustrade 6.

  The moving handrail 8 is a part on which the passenger M carries the hand H. The moving handrail 8 is an endless member that moves along the guide portion 7 in synchronization with the step 5, and is made of, for example, a synthetic resin such as flexible soft vinyl chloride having flexibility. The moving handrail 8 includes an inner side surface 8a shown in FIGS. 2 and 3, a through hole 8b shown in FIG. The inner side surface 8a is a side surface on the side facing the passenger M of the handrail 8 (the step 5 side). The through holes 8b are holes formed at a predetermined interval in the length direction of the moving handrail 8, and are formed at the same interval as the holding portion 9 shown in FIG.

The holding unit 9 is a part that holds the position of the hand H of the passenger M at a predetermined position, and can be moved in and out from the inner side surface 8 a of the moving handrail 8. As shown in FIG. 2, the holding unit 9 is arranged at a predetermined interval in the length direction of the moving handrail 8. For example, about one holding unit 9 is arranged in one to two steps of the step 5 so that the passenger M is placed on the step 5 of the passenger conveyor 1 with a predetermined distance from the front and rear passengers M. , Function as a mark (indicator) for guiding the passenger M. As shown in FIG. 3, the holding unit 9 is positioned so as to be caught between the thumb F ₁ and the index finger F ₂ of the passenger M when the passenger M places the hand H on the moving handrail 8. The holding unit 9 has a positioning function for accurately positioning the hand H of the passenger M on the moving handrail 8 and a stopper function for preventing the hand H from sliding in the length direction of the moving handrail 8. The holding portion 9 has a substantially circular cross-sectional shape, and is formed of a flexible synthetic resin such as soft vinyl chloride. As shown in FIG. 4, the holding portion 9 includes a protruding portion 9a, a stopper portion 9b, and the like.

  The protruding portion 9 a is a portion protruding from the inner side surface 8 a of the moving handrail 8. As shown in FIG. 4 (B), the protruding portion 9a is elastically deformed by pressing the protective portion 10 and protrudes from the inner side surface 8a, and the protective portion 10 is original as shown in FIGS. It retreats to the inner side surface 8a so as to restore the shape. As shown in FIG. 4B, the protruding portion 9a has a hemispherical tip so as to be in close contact with the protective portion 10 and pressurize the protective portion 10 almost uniformly.

  The stopper portion 9b is a portion that regulates the protruding amount of the protruding portion 9a within a predetermined range. As shown in FIG. 4B, the stopper portion 9b contacts the cylindrical portion 11a of the guide portion 11 when the protruding portion 9a protrudes from the inner side surface 8a, and the protruding portion 9a protrudes more than necessary. To prevent. The stopper portion 9 b is integrally formed on the outer peripheral surface of the holding portion 9 so as to surround the holding portion 9.

  The protection part 10 is a member that protects the surface of the holding part 9, and is fixed to the moving handrail 8 with an adhesive or the like so as to close the through hole 8b as shown in FIG. The protection unit 10 is formed of, for example, a circular thin film elastic body made of elastic rubber, synthetic resin, or the like. The protection unit 10 is subjected to a surface treatment for increasing the coefficient of friction so that the hand H of the passenger M does not slip in the length direction of the moving handrail 8.

  The guide portion 11 is a portion that guides the holding portion 9 so as to freely advance and retract. As shown in FIG. 4, the guide part 11 includes a cylindrical part 11a, a flange part 11b, and the like. The cylindrical portion 11a is a member having an inner diameter substantially the same as that of the through hole 8b so that the holding portion 9 can advance and retreat on the inner peripheral portion. As shown in FIG. 4B, the cylindrical portion 11a comes into contact with the stopper portion 9b of the holding portion 9 to limit the stroke of the holding portion 9 within a certain range. The flange portion 11 b is a portion for fixing the guide portion 11 to the moving handrail 8, and is fixed to the back surface of the moving handrail 8 with an adhesive or the like.

  The spring 12 is a member that biases the holding portion 9. As shown in FIG. 4, the spring 12 is a coil spring (compression spring) attached to the outer peripheral portion of the flange portion 11 b of the guide portion 11, and includes a stopper portion 9 b of the holding portion 9 and a flange portion 11 b of the guide portion 11. It is sandwiched between. As shown in FIGS. 4A to 4C, the spring 12 generates an urging force in a direction in which the holding portion 9 is retracted to the inner side surface 8a. As shown in FIGS. 4 (A) and 4 (C), the spring 12 extends so that the holding portion 9 retreats to the inner side surface 8a when the holding portion 9 is not used, as shown in FIG. 4 (B). Thus, when using the holding | maintenance part 9, this holding | maintenance part 9 shrinks so that it may advance from the inner side surface 8a.

The advancing / retreating part 13 is a part that advances and retracts the holding part 9 in conjunction with the moving operation of the moving handrail 8. As shown in FIG. 1, the advancing / retreating unit 13 is a moving section in which the passenger M can use the moving handrail 8 from a point P ₁ where the passenger M gets on the passenger conveyor 1 to a point P ₂ where the passenger M gets off from the passenger conveyor 1. (Use section) In L ₁ , the holding portion 9 is advanced from the inner side surface 8 a of the moving handrail 8 as shown in FIG. Meanwhile, forward and reverse part 13, as shown in FIG. 1, a moving handrail 8 passenger M is unavailable from passenger conveyor 1 from the point P ₂ the passenger M gets off to a point P ₁ the passenger M rides the passenger conveyor 1 In a certain moving section (non-use section) L ₂ , the holding portion 9 is moved backward to the inner side surface 8 a of the moving handrail 8 as shown in FIGS. As shown in FIG. 4, the advancing / retreating portion 13 includes cam portions 13a and 13b, a relaxation curve portion 13c, a cam follower portion 13d, and the like.

The cam portions 13a and 13b are contact portions that come into contact with the cam follower portion 13d on the holding portion 9 side. The cam portions 13a and 13b are disposed along the length direction of the guide portion 7, and are detachably attached to the guide portion 7 by a fixing member such as a screw (not shown). As shown in FIG. 4B, the cam portion 13a advances the holding portion 9 from the inner side surface 8a when in contact with the cam follower portion 13d. As shown in FIGS. 4A and 4C, the cam portion 13b retracts the holding portion 9 to the inner side surface 8a when in contact with the cam follower portion 13d. Cams 13a is attached to the guide portion 7 of the movement zone L ₁ shown in FIG. 1, the cam portion 13b is attached to the guide portion 7 of the movement section L _2.

The relaxation curve portion 13c shown in FIG. 4 is a portion that connects the cam portion 13a and the cam portion 13b. The relaxation curve portion 13c is formed in the length direction of the guide portion 7, and is detachably attached to the guide portion 7 by a fixing member (not shown) similarly to the cam portions 13a and 13b. The relaxation curve portion 13c is mounted at points P ₁ and P ₂ between the movement section L ₁ and the movement section L ₂ shown in FIG.

  The cam follower portion 13d is a portion for moving the holding portion 9 forward and backward. As shown in FIG. 4, the cam follower portion 13 d functions as a follower that moves in contact with the cam portions 13 a and 13 b and the relaxation curve portion 13 c, and holds the holding portion 9 at the distal end portion of the holding portion 9 opposite to the protruding portion 9 a. And is integrally formed. The cam follower portion 13d has a hemispherical tip so that the frictional resistance between the cam portions 13a and 13b and the relaxation curve portion 13c is reduced.

Next, the operation of the passenger conveyor according to the first embodiment of the present invention will be described.
As shown in FIG. 1, when the passenger conveyor 1 conveys the passenger M from the upper floor to the lower floor, the step 5 and the moving handrail 8 move in the direction of the arrow while being synchronized with each other. When the movement section L ₂ shown in FIG. 1 handrail 8 is moving, the cam follower portion 13d as shown in FIG. 4 (A) (C) are moving contact with the cam portion 13b. In this state, the spring 12 biases the holding portion 9 so that the holding portion 9 retreats to the inner side surface 8a of the moving handrail 8. Therefore, the protruding portion 9a of the holding portion 9 is immersed in the inner side surface 8a and accommodated. Has been.

As shown in FIG. 4 (A), the moving handrail 8 moves further and reaches the point P ₁ shown in FIG. 1, the cam follower portion 13d is in contact moves along the transition curve portion 13c, in FIG. 4 (B) As shown, the cam follower portion 13d moves in contact with the cam portion 13a. As a result, the holding portion 9 advances while compressing the spring 12 against the urging force of the spring 12. For this reason, the protruding portion 9a presses the protective portion 10 and advances from the inner side surface 8a while elastically deforming the protective portion 10. When the movement section L ₁ shown in FIG. 1 handrail 8 is moving, while the cam follower portion 13d is moving contact with the cam portion 13a as shown in FIG. 4 (B), as shown in FIG. 2 The state where the holding portion 9 has advanced from the inner side surface 8a is maintained, and as shown in FIG. 2, the passenger M places the hand H on the moving handrail 8 on the passenger conveyor 1 using the holding portion 9 as an index. At this time, as shown in FIG. 3, the holding part 9 is inserted between the thumb F ₁ of the hand H of the passenger M and the index finger F ₂ , so that the hand H of the passenger M is at a predetermined position on the moving handrail 8. The holding portion 9 prevents the hand H from sliding in the length direction of the moving handrail 8.

Figure 4 (C), the the moving handrail 8 moves further and reaches the point P ₂ shown in FIG. 1, the cam follower portion 13d is in contact moves along the transition curve section 13c, the cam follower portion 13d cam portion Moves in contact with 13b. As a result, when the holding portion 9 is retracted by the urging force of the spring 12, the pressing force by which the protruding portion 9a presses the protective portion 10 is reduced, the protective portion 10 is restored to the original state, and the holding portion 9 becomes the inner side surface 8a. Immerse yourself in. When the passenger M gets off the moving conveyor 1 and the moving handrail 8 moves from the point P ₂ to the point P ₁ , the operations shown in FIGS. 4A to 4C are repeated.

The passenger conveyor according to the first embodiment of the present invention has the following effects.
(1) In the first embodiment, a holding portion 9 that holds the position of the hand H of the passenger M at a predetermined position is provided on the inner side surface 8a of the moving handrail 8 on which the passenger M places the hand H. For this reason, even if the passenger M has a weak gripping force and is difficult to grip the moving handrail 8 such as an elderly person or a child, the holding unit 9 prevents the passenger H's hand H from sliding from the moving handrail 8 and is safe. Passenger M can be conveyed by the passenger conveyor 1.

(2) In the first embodiment, the holding portion 9 can be projected and retracted from the inner side surface 8 a of the moving handrail 8. Therefore, it is possible in the movement section L ₂ shown in FIG. 1, the holding part 9 for holding unit 9 is retracted into the inner side surface 8a to prevent the catching on other structures. Moreover, in this 1st Embodiment, the through-hole 8b is formed in the inner side surface 8a, and the holding | maintenance part 9 can protrude and retract from this through-hole 8b. For this reason, the passenger M can be safely conveyed by a simple modification without changing the basic structure of the existing moving handrail 8. Further, in the first embodiment, the holding portion 9 is disposed at a predetermined interval on the inner side surface 8a. As a result, since the holding part 9 can be used as an index when the passenger M gets on the step 5, the distance between the front and rear passengers M can be properly maintained and the passengers M can be transported safely. .

(3) In the first embodiment, the advancing / retreating portion 13 advances and retracts the holding portion 9 in conjunction with the moving operation of the moving handrail 8, and the holding portion 9 is moved from the inner side surface 8 a of the moving handrail 8 in the moving section L _1. 13 was is to advance, forward and reverse part 13 to retract the holder 9 in the movement section L ₂ the inner side surface 8a. For this reason, the holding | maintenance part 9 can be protruded from the inner side surface 8a of the moving handrail 8 only while the passenger M gets on the passenger conveyor 1 and moves.

(4) In the first embodiment, when the cam portion 13a and the cam follower portion 13d are in contact, the holding portion 9 advances from the inner side surface 8a, and when the cam portion 13b and the cam follower portion 13d are in contact, The holding portion 9 is retracted to the side surface 8a. For this reason, the holding portion 9 can be reliably advanced and retracted in conjunction with the moving operation of the moving handrail 8 by the cam mechanism having a simple structure that converts the moving operation of the moving handrail 8 into the moving and retracting operation. In the first embodiment, cam portions 13 a and 13 b are arranged along the length direction of the guide portion 7. For this reason, the cam follower portion 13d that contacts the cam portions 13a and 13b is formed on the holding portion 9 side, and the holding portion 9 is moved forward and backward by a simple improvement such as mounting the cam portions 13a and 13b on the existing guide portion 7 side. be able to.

(Second Embodiment)
FIG. 5 is a cross-sectional view showing the holding part and the advancing / retreating part of the passenger conveyor according to the second embodiment of the present invention, and FIG. 5 (A) shows the state immediately before the holding part changes from the retracted state to the advanced state. FIG. 5B is a cross-sectional view showing a state where the holding portion has advanced, and FIG. 5C is a cross-sectional view showing a state immediately after the holding portion has changed from the advanced state to the retracted state. .
The passenger conveyor 1 shown in FIG. 5 omits the protection unit 10 shown in FIG. 4 and directly contacts the hand H of the passenger M and the holding unit 9. In the second embodiment, in addition to the effects of the first embodiment, since the protection unit 10 is omitted, the structure can be further simplified.

(Other embodiments)
The present invention is not limited to the embodiment described above, and various modifications or changes can be made as described below, and these are also within the scope of the present invention.
(1) In this embodiment, an escalator has been described as an example of the passenger conveyor 1, but the present invention can also be applied to an electric road that conveys the passenger M in the horizontal direction. In this embodiment, the case where the cam portions 13a and 13b are detachably attached to the guide portion 7 has been described as an example. However, the cam portion 13b is used as the cam portion 13b by using the existing guide portion 7 as a cam. Only the portion 13 a can be attached to the guide portion 7. Furthermore, in this embodiment, the case where the holding portion 9 is a small protrusion has been described as an example. However, the holding portion 9 can be enlarged so that the passenger M can hold it.

(2) In this embodiment, the case where the holding portion 9 is disposed on the inner side surface 8a of the moving handrail 8 on both sides of the passenger conveyor 1 has been described as an example, but the inner side surface of the moving handrail 8 on one side of the passenger conveyor 1 is described. The holding part 9 can also be arranged only at 8a. Moreover, in this embodiment, although the case where about one holding | maintenance part 9 was arrange | positioned to the 1st-2nd step of the step 5 was mentioned as an example, it was necessary to restrict | limit the number of people the passenger conveyor 1 can convey at once. If there is, the arrangement interval of the holding portions 9 can be arbitrarily increased.

It is a side view which shows roughly the passenger conveyor which concerns on 1st Embodiment of this invention. It is a front view showing roughly a passenger conveyor concerning a 1st embodiment of this invention. It is a conceptual diagram which shows the state which the passenger put the hand on the moving handrail of the passenger conveyor which concerns on 1st Embodiment of this invention. It is sectional drawing which shows the holding | maintenance part and forward / backward part of a passenger conveyor which concern on 1st Embodiment of this invention, (A) is sectional drawing which shows the state immediately before a holding | maintenance part changes from a retracted state to an advancing state, (B) is a cross-sectional view showing a state in which the holding unit has advanced, and (C) is a cross-sectional view showing a state immediately after the holding unit has changed from the advanced state to the retracted state. It is sectional drawing which shows the holding | maintenance part and forward / backward part of a passenger conveyor which concern on 2nd Embodiment of this invention, (A) is sectional drawing which shows the state immediately before a holding | maintenance part changes from a retracted state to an advancing state, (B) is a cross-sectional view showing a state in which the holding unit has advanced, and (C) is a cross-sectional view showing a state immediately after the holding unit has changed from the advanced state to the retracted state.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Passenger conveyor 7 Guide part 8 Moving handrail 8a Inner side surface 9 Holding | maintenance part 10 Protection part 11 Guide part 12 Spring 13 Advance / retreat part 13a Cam part (1st cam part)
13b Cam part (second cam part)
13c transition curve section 13d cam follower portion M passengers H hand L _1, L ₂ movement section

Claims (4)

A passenger conveyor for carrying and carrying passengers,
A holding portion for holding the position of the passenger's hand in a predetermined position on the inner side surface of the moving handrail on which the passenger puts his hand;
Passenger conveyor featuring. In the passenger conveyor according to claim 1,
The holding part can be freely projected and retracted from an inner side surface of the movable handrail;
Passenger conveyor featuring. In the passenger conveyor according to claim 1 or claim 2,
An advancing / retreating part for advancing / retreating the holding part in conjunction with a moving operation of the moving handrail;
The advancing / retreating unit advances the holding unit from the inner side surface of the moving handrail in a moving section where the passenger can use the moving handrail, and moves the moving handrail in a moving section where the passenger cannot use the moving handrail. Retreating the holding part to the inner side surface of the handrail;
Passenger conveyor featuring. In the passenger conveyor according to claim 3,
The advance / retreat part is
A cam follower part for advancing and retracting the holding part;
A first cam portion and a second cam portion that are arranged along a length direction of a guide portion that guides the movable handrail so as to be movable; and that contact the cam follower portion;
The holding portion advances from the inner side surface when the first cam portion and the cam follower portion are in contact with each other, and the holding portion is formed on the inner side surface when the second cam portion and the cam follower portion are in contact with each other. Going backwards,
Passenger conveyor featuring.

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