JP4270627B2 - Elevator equipment and double deck elevator - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an elevator apparatus that is provided with a closing member that closes a gap between a car door sill and a landing door sill on a car side, and particularly suitable for a double deck elevator.
[0002]
[Prior art]
In general, a double deck elevator is configured as shown in FIG.
[0003]
That is, the upper car 2A and the lower car 2B supported by the car frame 1 are connected in the vertical direction by the connecting device 3, and the car doors 21 of the upper car 2A and the lower car 2B are provided on the car floor. It is provided so as to open and close along a door sill 22. Therefore, when the elevator reaches the stop floor, each landing door 4 on the stop floor is also interlocked with the car door 21 and opens along the threshold 41.
[0004]
In elevator devices, not only double deck elevators, the elevator car (2A, 2B) can be moved up and down safely without contacting the hoistway wall. The minimum space (distance) is always secured. Therefore, when the car (2A, 2B) reaches the stop floor, there is a clearance (clearance) 5 between the car door sill 22 and the landing door sill 41. Getting on and off is performed across the gap 5.
[0005]
[Problems to be solved by the invention]
When the elevator landing door is opened as described above, the passenger gets on and off the gap 5 between the car door threshold 22 and the landing door threshold 41, so as shown in FIG. If the passenger of the car 2A drops the belongings 6 or the like in the middle of getting on and off the car, the dropped object 6 may fall from the gap 5 to the lower car 2B side or in the hoistway. The thing falling from the gap 5 is not limited to the passenger's belongings 6, and the same applies to, for example, garbage scraps attached to the soles of passengers, water droplets attached to the passenger's umbrella, and the like. In addition, the gap 5 between the two sills 22 and 41 may cause a passenger to trip or cause the wheels of the sleeping cart to be removed.
[0006]
In the case of a double deck elevator, if an object 6 falls from the gap 5 on the upper car 2A side, it may fall on the passenger on the lower car 2B side, especially if garbage or rainwater falls. It is also possible to get dirty clothes.
[0007]
Further, in the double deck elevator, the gap 5 on the upper car 2A side is in a state where a passenger who gets on and off can be looked up from the lower car 2B side, so that improvement has been demanded.
[0008]
[Means for Solving the Problems]
The present invention has been made in order to solve the above-described conventional problems, and the invention according to claim 1 is elongated in an elevator apparatus so as to close a gap between a car door sill and a landing door sill. A closing member provided with guide rods that are formed at both ends and projecting in the length direction, and the guide rod that is provided in the car and that opens in the vertical direction and is inserted through the guide rod. A guide mechanism having a guide port for guiding the closing member in the vertical direction, a connecting member for connecting the closing member and a door opening / closing motor of the car, and a weight for pulling the closing member downward, and in conjunction with the opening and closing operation of the car door provided with a drive mechanism you drive to the vertical direction, the drive mechanism with the opening operation of the car door against the connecting member to the weight By pulling in the direction, the guide bar is moved above the guide port and the closing member is rotated so as to be positioned in the horizontal direction to close the gap, while the car door is closed. The drive mechanism is configured to loosen the connecting member so that the guide rod is moved below the guide port by the action of the weight, and the closing member is accommodated in a vertical direction. .
[0009]
Thus, according to the first aspect of the present invention, the closing member closes the gap between the car door sill and the landing door sill when the landing door is opened. It is possible to avoid the wheel and to prevent the fallen passengers from falling into the hoistway from the gap.
[0010]
According to a second aspect of the present invention, in the elevator apparatus according to the first aspect , a switch is provided that detects that the closing member blocks the gap and supplies a lift movement stop signal of the car to the elevator control panel. The switch is urged to move the closing member in the horizontal direction in a state where the closing member is oriented in the vertical direction .
[0011]
Thus, according to the invention according to claim 2, since the elevator apparatus is provided with the switch for supplying the elevator car movement stop signal to the elevator control panel, the closing member is operated and the gap is closed. It is possible to prevent the car from moving up and down by mistake . Moreover, damage to the closing member due to such a malfunction can be prevented, and stable traveling of the elevator can be ensured to improve reliability.
[0012]
The invention according to claim 3, in the elevator apparatus according to claim 1 or claim 2, wherein the closing member, the rubber member is provided at the end surface facing the sill side of the landing door when closes the gap It is characterized by being.
[0013]
Thus, according to the invention according to claim 3, since the closing member is configured by the rubber member at the tip portion facing the landing side, in addition to the action of the invention according to claim 1 or 2, the closing member When closing the gap, even if the tip collides with the sill of the landing door, the impact force and the collision sound are reduced, so that the blocking member can be prevented from being damaged and uncomfortable to the user. Can be tempered.
[0014]
The invention according to claim 4, in the elevator apparatus according to any one of claims 1 to claim 3, wherein the cab, the guide bar in the middle moving downward the guide hole from above the when closing member is posture inclined receiving box for accommodating an object falling along the closing member surface, characterized in that detachably provided.
[0015]
Thus, according to the invention according to claim 4, it is provided with the receiving box detachably, in addition to the effect of the invention according to any one of claims 1 to claim 3, when the door closing operation Even if the fallen object on the closing member rolls down, the fallen object is accommodated in the receiving box without falling into the pit at the bottom of the hoistway and can be easily recovered.
[0016]
According to a fifth aspect of the present invention, in the elevator apparatus according to any one of the first to fourth aspects, the connecting member has one end connected to the door opening / closing motor and the other end having a plurality of ends . wherein the wire der Rukoto coupled to member closes the through pulleys.
[0017]
Thus, according to the fifth aspect of the present invention, the driving mechanism rotationally drives the closing member via the wire connected to the door opening / closing motor, so that the operation of each elevator apparatus according to the first to fourth aspects is achieved. In addition, the gap can be reliably closed with a simple configuration.
[0018]
The invention according to claim 6 is a double deck elevator, characterized in that the elevator apparatus according to any one of claims 1 to 5 is provided at least on the upper car side.
[0019]
Thus, according to the invention which concerns on Claim 6, since a double deck elevator has the elevator apparatus of any one of Claim 1 thru | or 5 in the upper cage | basket side, said each claim said In addition to the effects of the invention of the present invention, objects fall from the gap on the upper car side, causing inconvenience to passengers on the lower car side, and conversely on the upper car side through the gap on the upper car side from the lower car side Inconveniences such as looking into passengers are avoided, and passengers can comfortably use the elevator.
[0022]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, an embodiment of an elevator apparatus and a double deck elevator according to the present invention will be described in detail with reference to FIGS. In addition, the same code | symbol is attached | subjected to the same structure as the conventional elevator apparatus thru | or the double deck elevator shown in FIG. 6, and detailed description is abbreviate | omitted.
[0023]
That is, FIG. 1 is a view showing a state in which the first embodiment of the elevator apparatus according to the present invention is applied to a double deck elevator, FIG. 1 (a) is a front view of the double deck elevator, and FIG. It is sectional drawing of the right side. 2 is an enlarged view of the main part of the right side view shown in FIG. 1B. FIG. 2A shows a state in which the closing member 23 described below is closed and the gap 5 is opened. b) shows a state in which the closing member 23 is opened and the gap 5 is closed. FIG. 3 is a plan view of the main part in the state shown in FIG. First, when the elevator reaches the stop floor, the door opening / closing motor 7 shown in FIG. 1 (a) is operated, and the car door 21 and the landing door 4 shown in FIG. 1 (b) are opened in conjunction with each other.
[0024]
In the cars 2A and 2B, as shown in an enlarged view in FIGS. 2 and 3, an elongated closing member 23 is provided so as to close the gap 5 between the car door sill 22 and the landing door sill 41. Each is attached. The left and right end portions of the closing member 23 in the length direction have sleeve portions 231 and 232 that are bent to protrude toward the sill 22 side of the car door and bent so as to form a U-shaped cross section. Provided. Therefore, the closing member 23 is configured to be rotatable by being supported by a rotating support shaft 22a provided to project from the sill 22 of the car door at an intermediate portion between the sleeve portions 231 and 232.
[0025]
Further, a drive mechanism 24 composed of a wire 24a and a plurality of pulleys 24b is connected between the distal end portion of the sleeve portion 231 provided at the right end of the closing member 23 and the door opening / closing motor 7, and the wire 24a. Is connected to the tip of the sleeve 231 and the other end is connected to the door opening / closing motor 7. Since the weight 25 is suspended from the left and right end portions of the closing member 23 on the opposite side to the sleeve portions 231, 232, the rotation support shaft 22a is used as the central axis, and the opposite side against the pulling force by the drive mechanism 24 is provided. Always has a downward pulling force.
[0026]
With the above configuration, the cars 2A and 2B land on the stop floor, respond to the door opening operation of the door opening / closing motor 7, and the closing member 23 is pulled by the wire 24a in the direction indicated by the arrow A in FIG. Then, the closing member 23 rotates in the direction indicated by the arrow B around the rotation support shaft 22a, and the surface of the closing member 23 faces the horizontal direction as shown in FIG. At this time, the car frame 1 is provided with a stopper 1a protruding so that the closing member 23 stops substantially in the horizontal direction.
[0027]
Next, when the door opening / closing motor 7 is actuated and the door door closing is started, the drive mechanism 24 is loosened in the direction indicated by the arrow C in FIG. 2B, so that the closing member 23 receives the load of the weight 25 and the arrow D Since the entire closing member 23 is positioned in the vertical direction as shown in FIG. 2A, the cars 2A and 2B can be moved up and down.
[0028]
Further, a switch 26 that responds to the opening / closing operation of the closing member 23 is provided on the side facing the gap 5 of the car frame 1, and an operation signal of the switch 26 is supplied to an elevator control panel (not shown). . Therefore, the elevator control panel receives the signal from the switch 26 and identifies whether or not the closing member 23 is completely closed as shown in FIG. The trouble that the car is moved up and down by mistake with the closing member 23 opened is avoided, and smooth operation can be ensured.
[0029]
In the above description, although there is a difference between the length of the opening / closing stroke of the closing member 23 in the driving mechanism 24 and the length of the door opening / closing stroke by the door opening / closing motor 7, the wire 24a connected to the door opening / closing motor 7 is By connecting and configuring through known conversion means such as a speed reducer, the closing member 23 can be opened and closed in synchronization with the door opening and closing.
[0030]
Thus, according to the first embodiment, with a simple configuration, the closing member 23 is accurately opened and closed to close the gap 5 when the landing door is opened. Can be avoided, or the fallen passengers can be prevented from falling into the hoistway.
[0031]
In the first embodiment, the closing member 23 is fitted to the rotation support shaft 22a and is configured to be rotatable. However, a guide rod is separately provided on the closing member 23, and the guide is provided on the car side. Also by providing a guide mechanism for guiding the rod in the vertical direction, the closing member 23 can be similarly opened and closed and the gap 5 can be closed.
[0032]
That is, the second embodiment of the elevator apparatus according to the present invention configured such that the guide bar provided on the closing member 23 is guided by the guide mechanism and moves in the vertical direction to close the gap 5 is shown in FIG. It will be described with reference to FIG.
[0033]
That is, FIGS. 4A and 4B are configuration diagrams corresponding to FIGS. 2A and 2B, respectively, and FIG. 5 is a configuration diagram corresponding to FIG. As shown in FIG. 4, a closing member 23 is formed in an elongated shape so as to close the gap 5 between the car door threshold 22 and the landing door threshold 41, and the guide rod 233 is formed on the end surface of the closing member 23 in the length direction. Was provided to protrude outward.
[0034]
On the other hand, the car frame 1 is provided with an L-shaped guide mechanism 11 as shown in the drawing, and a guide port 11a is bored in a vertical portion thereof, and the guide bar 233 of the closing member 23 is guided to the guide port 11a. It can be moved up and down. A weight 25 is suspended from the tip of the guide bar 233.
[0035]
As shown in FIGS. 4 and 5, since the other end of the wire 24a constituting the drive mechanism 24 is connected to the guide rod 233 via the pulley 24b, the wire 24a can be used while the cars 2A and 2B are traveling. As shown in FIG. 4A, the closing member 23 is pulled downward by the weight 25 and stored in a vertical state.
[0036]
In this state, when the cars 2A and 2B land on the stop floor and open the door, the door opening / closing motor 7 drives the wire 24a against the weight 15 in the direction of arrow A in FIG. The guide rod 233 is pulled upward, and the closing member 23 is positioned in the horizontal direction while closing and closes the gap 5 as shown in FIGS. 4B and 5.
[0037]
Next, when the passenger gets on and off and enters the door closing operation, the wire 24b is loosened, and the closing member 23 is accommodated in the vertical direction as shown in FIG.
[0038]
In the second embodiment, since the closing member 23 is provided with the rubber member 234 on the end face facing the sill 41 side of the landing door when the gap 5 is closed, the closing member 23 is temporarily used as the landing door. Even if it collides with the sill 41, the impact force is alleviated, the impact force and the impact sound applied to the car are reduced, and the user can comfortably use the elevator.
[0039]
Further, in this embodiment, as shown in FIGS. 4 (a) and 4 (b), a long receiving box 13 in the door sill direction is attached to and detached from the car frame 1 as shown in FIGS. Freely mounted and configured. As a result, when the closing member 23 is inclined, the object rolling down the surface of the closing member 23 is stored in the receiving box 13. Therefore, even if a fallen object is placed on the closing member 23 during the door closing operation, it can be stored in the receiving box 13 and easily recovered when the door is closed.
[0040]
Also in this embodiment, as in the first embodiment, a switch 26 is provided facing the landing side of the car frame 1, and this switch 26 operates corresponding to the opening / closing operation of the closing member 23. Therefore, in the state shown in FIG. 4 (b), the problem that the car is moved up and down by mistake is avoided, the breakage of the closing member 23 can be prevented, and the safety of the user can be ensured. .
[0041]
Further, in the state shown in FIG. 4A in which the closing member 23 is positioned in the vertical state, the switch 26 urges the closing member 23 to push out, so that from the state shown in FIG. The transition to the state shown in b) is performed smoothly. However, if the urging force of the switch 26 is insufficient due to the relative relationship between the urging force of the switch 26 and the pulling force of the weight 25, a spring member may be additionally configured.
[0042]
On the other hand, when the state of FIG. 4 (b) is shifted to the state of FIG. 4 (a), the guide mechanism 11 is inwardly guided by the guide pin 11b so that the closing member 23 can be smoothly raised and stored while being inclined. Was provided to protrude.
[0043]
As described above, also according to the second embodiment, the guide bar 233 is guided by the guide mechanism 11 to move in the vertical direction, and the closing member 23 is connected to the car door threshold 22 and the landing of the cars 2A and 2B. Since the gap 5 between the door sill 41 and the door sill 41 can be properly closed, the user's trip or the belongings dropped by the user can be prevented from falling into the hoistway as in the first embodiment. be able to.
[0044]
In each of the first and second embodiments described above, it has been described that the elevator apparatus described above is adopted on each of the upper and lower car sides of the double deck elevator shown in FIG. 1, but at least on the upper car 2A side. If it is applied, it is possible to prevent inconvenience to the passengers who get in and out of the lower car 2B from the gap 5 on the upper car 2A side, and the upper car 2A to get on and off from the lower car 2B side through the gap. Since inconvenience such as looking into the passenger is avoided, the passenger can use the elevator comfortably.
[0045]
【The invention's effect】
As explained above, according to the invention according to claim 1, the guide rod is guided in Gaito mechanism move up and down direction, the member closing when the door-opening closes the gap, the passengers stumble or passengers Can be prevented from falling into the hoistway.
[0046]
According to the second aspect of the invention, in the elevator apparatus or the double deck elevator, the switch for supplying the elevator movement stop signal to the elevator control panel is provided, so that the closing member is operated and the gap is closed. It is possible to prevent the car from moving up and down by mistake. Moreover, damage to the closing member due to such a malfunction can be prevented, and stable traveling of the elevator can be ensured to improve reliability.
[0047]
According to the invention of claim 3, since the closing member is configured with the rubber member at the tip portion facing the landing side, the closing member closes the gap in addition to the action of the invention according to claim 1 or claim 2. Even if the tip part collides with the threshold of the landing door, the impact force and the collision sound are reduced, and the discomfort given to the user can be alleviated.
[0048]
According to the invention according to claim 4, is provided with the receiving box detachably, claims 1 addition to the effect of the invention according to any one of claims 3, if closing member on upon door closing operation Even if the fallen item falls down, it can be easily collected and accommodated in the receiving box without falling into the pit at the bottom of the hoistway.
[0049]
According to the fifth aspect of the invention, since the drive mechanism is rotationally driven via the wire having one end connected to the door opening / closing motor, in addition to the effect of each elevator apparatus of the first to fourth aspects, With this configuration, the closing member can be operated reliably.
[0050]
According to the invention of claim 6, since the double deck elevator has the elevator apparatus of any one of claims 1 to 5 on the upper car side, the effect of the invention of each of the above claims In addition to this, things fall from the gap on the upper car side, causing inconvenience to passengers on the lower car side, and conversely, looking into the passengers on the upper car side through the gap on the upper car side from the lower car side Inconveniences such as viewing are avoided, and the user can comfortably use the elevator.
[Brief description of the drawings]
FIG. 1 (a) is a front view showing a state in which a first embodiment of an elevator apparatus according to the present invention is applied to a double deck elevator, and FIG. 1 (b) is a double deck shown in FIG. 1 (a). It is a right view of an elevator.
2 (a) is an enlarged view of the main part of the side view shown in FIG. 1 (b), and FIG. 2 (b) is a side view showing a state where the closing member closes the gap in FIG. 2 (a). FIG.
FIG. 3 is a plan view of the closing member in the state shown in FIG. 2 (b).
FIG. 4 (a) is an enlarged side view of a main part showing a second embodiment of an elevator apparatus according to the present invention, and FIG. 4 (b) is a diagram showing a gap between the closing members in FIG. 4 (a). It is the side view which showed the state.
FIG. 5 is a plan view of the closing member in the state shown in FIG. 4 (b).
FIG. 6 is a side view showing a conventional double deck elevator.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Car frame 11 Guide mechanism 11a Guide port 12 Attaching tool 13 Receptacle box 2A Upper car 2B Lower car 21 Car door door 22 Car door sill 22a Rotating support shaft 23 Closure member 231, 232 Sleeve part 234 Rubber member 24 Drive mechanism 24a Wire 24b pulley 25 weight 26 switch 3 connecting device 4 landing door 41 landing door sill 5 clearance (clearance)
6 Items 7 Door open / close motor

Claims (6)

Is formed in a slender so as multiplication block the gap between the sill and the landing sill door Rikagodoa, the closing member guide rod is provided projecting Oite lengthwise opposite end portions,
A guide mechanism having the ride provided on the car, the guide opening for guiding the guide rod the guide rod open in the top and bottom direction is inserted while being inserted into the vertical direction,
It has a weight which pulls the connecting member and the closing member for connecting the door motor of the closing and member the car downwards, driven in the vertical direction the closing member in conjunction with the opening and closing operation of the car door a drive mechanism for the provided,
With the opening operation of the car door, the drive mechanism pulls the connecting member upward against the weight, thereby moving the guide bar above the guide port and positioning the closing member in the horizontal direction. While turning to close the gap,
The drive mechanism loosens the connecting member in accordance with the closing operation of the car door, so that the guide bar is moved below the guide port by the action of the weight and the closing member is accommodated in the vertical direction. An elevator apparatus characterized by being configured as described above . There is provided a switch that detects that the closing member is closing the gap and supplies an elevator control panel to the elevator movement stop signal, and the switch is configured so that the closing member is oriented in the vertical direction. claim 1 Symbol placement of the elevator installation the closing member in a state wherein the biases shifting to the horizontal direction. The closing member is an elevator apparatus according to claim 1 or claim 2, wherein the rubber member is provided on an end surface facing the sill side of the landing door when closes the gap. The car, when the guide bar of the posture in which the closing member is inclined in the middle of moving down the guide hole from above, receiving box for accommodating an object falling along the closing member surface, detachable elevator device according to any one of claims 1, characterized in that provided claim 3. The connecting member has one end connected to the door motor, of claims 1 to 4 and the other end, characterized in wire der Rukoto coupled to member closing said through a plurality of pulleys The elevator apparatus of any one of these.   A double-deck elevator comprising the elevator apparatus according to any one of claims 1 to 5 on at least an upper car side.

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