JP2011051673A - Car platform cleaning device of elevator - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a car platform cleaning device of an elevator for cleaning a car platform of a car by a simple structure without needing the labor of a cleaning worker. <P>SOLUTION: The car platform cleaning device of the elevator includes a first opening 11 formed at a lower part of one side face 8 of the car 2 of the elevator, a second opening 12 formed at a lower part of the other side face 8 of the car 2, a blower device 13 blowing air into the car 2 through the first opening 11 along the floor face of the car 2, and an exhaust device 14 sucking air in the car 2 through the second opening 12 to exhaust it to the outside of the car 2. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to an elevator car floor cleaning apparatus for cleaning a car floor of an elevator car.

  The car floor cleaning work for the elevator car was carried out by a cleaning worker carrying a vacuum cleaner or the like getting into the car.

  Further, as described in Patent Document 1 below, an elevator car floor is provided with a wiper that slides on the car floor surface, and the water accumulated on the car floor surface is eliminated by sliding the wiper. Cleaning devices are known.

JP 09-40337 A

  When the car floor cleaning work of the car is carried out by the cleaning worker getting into the car, the labor of the cleaning worker is required.

  Moreover, in the elevator car floor cleaning apparatus described in Patent Document 1, it is necessary to provide a wiper in the car and further to provide a mechanism for sliding the wiper along the car floor surface. The structure of the device is complicated.

  The present invention has been made to solve the above-described problems, and an object of the present invention is to provide an elevator that can clean a car floor of a passenger car with a simple configuration without requiring labor of a cleaning worker. It is to provide a car floor cleaning device.

  A first feature according to an embodiment of the present invention is that, in an elevator car floor cleaning apparatus, a first opening provided in a lower part of a side surface of the elevator car and a lower part of the other side surface of the car. A second opening formed in the car, and a blower that blows air from the first opening into the car along the floor of the car through the vicinity of the car floor, and the car And an exhaust device that sucks air in the car from the second opening and exhausts the air out of the car.

  ADVANTAGE OF THE INVENTION According to this invention, the cleaning of the car floor of a car can be performed by the apparatus of a simple structure, without requiring the labor of a cleaning worker.

It is a vertical front view which shows the whole passenger car of the 1st Embodiment of this invention. It is a vertical front view of the car which expands and shows a car floor cleaning device. It is a perspective view which shows the attachment structure of a filter. It is a perspective view which shows the attachment structure of the protective cover to 1st opening. It is a perspective view which shows the arrangement structure of a dust receiving part. It is a block diagram which shows the control system which drives a ventilation fan and an exhaust fan. It is a top view in a passenger car showing a 2nd embodiment of the present invention. It is a vertical front view of a passenger car showing a 3rd embodiment of the present invention. It is a top view in a passenger car showing a 4th embodiment of the present invention. It is a vertical front view of the passenger car showing the 5th embodiment of the present invention.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings.

(First embodiment)
A first embodiment of the present invention will be described with reference to FIGS. An elevator hoistway 1 is formed in the building, and a car 2 is installed in the elevator hoistway 1 so that it can be raised and lowered.

  The car 2 is held by the car frame 4 via an elastic member 3 for vibration isolation. One end of an elevator rope 5 is connected to the upper portion of the car frame 4, the elevator rope 5 is wound around a hoisting device (not shown), and a counterweight (not shown) is connected to the other end of the elevator rope 5. Has been. When the hoisting device is driven during the operation of the elevator, the car frame 4 and the car 2 are raised and lowered in opposite directions in the elevator hoistway 1.

  The car 2 is formed by being surrounded by a car floor 6, a ceiling board 7, and four side surface parts 8. One side face 8 is formed with an entrance (not shown) for entering and exiting the car 2, and a car door (not shown) for opening and closing the entrance is provided. The other side surface portion 8 includes a skirting board 9 provided at a lower end portion and a side plate 10 positioned on the skirting board 9.

  Of the two side surface portions 8 positioned perpendicular to the side surface portion 8 where the entrance / exit is formed, the base plate 9 of one side surface portion 8 is formed with a first elongated opening 11 in the lateral direction, and the other side surface portion 8 is formed. A second opening 12 elongated in the lateral direction is formed in the skirting board 9. The first opening 11 and the second opening 12 are formed over substantially the entire lateral width direction of each side surface portion 8.

  The car 2 is provided with a blower fan 13 that is a blower and an exhaust fan 14 that is an exhauster.

  The blower fan 13 sucks air in the elevator hoistway 1 and blows out the sucked air from the first opening 11 into the car 2 so as to flow in the vicinity of the car floor 6 along the floor surface of the car floor 6. . As shown in FIGS. 2 and 3, a filter 15 capable of removing dust contained in the sucked air is attached to the suction side of the blower fan 13. Further, as shown in FIGS. 1 and 4, a protective cover 16 that prevents a finger or the like from entering is attached to the first opening 11.

  The exhaust fan 14 sucks air in the passenger car 2 from the second opening 12 and exhausts the sucked air into the elevator hoistway 1 outside the passenger car 2.

  As shown in FIGS. 1 and 2, the car 2 is provided with a dust receiving portion 17 positioned below the exhaust fan 14 in the exhaust direction. The dust receiving portion 17 is formed in a hollow box shape, and accommodates the dust 18 when the dust 18 is discharged out of the car 2 together with the air exhausted by the exhaust fan 14. A check valve 19 is provided on the inlet side of the dust receiving portion 17 to prevent the dust 18 once stored in the dust receiving portion 17 from rising and leaking out of the dust receiving portion 17. Further, as shown in FIGS. 1 and 2, a protective cover 20 that prevents a finger or the like from entering is attached to the second opening 12.

  FIG. 6 is a block diagram showing a control system for driving the blower fan 13 and the exhaust fan 14. The blower fan 13 and the exhaust fan 14 are connected to the control unit 21, and a sensor 22 such as a human sensor that detects the presence or absence of a person in the car 2 is connected to the control unit 21.

  In such a configuration, when it is determined that there is no person in the car 2 based on the detection result of the sensor 22, the blower fan 13 and the exhaust fan 14 provided in the control unit 21 are driven. The blower fan 13 and the exhaust fan 14 are driven by the means.

  When the blower fan 13 is driven, the air in the elevator hoistway 1 is sucked by the blower fan 13, and the air sucked into the blower fan 13 enters the floor 2 of the car floor 6 from the first opening 11 into the car 2. , And the blown-out air flows in the vicinity of the car floor 6 toward the second opening 12. When the garbage 18 exists on the floor surface of the car floor 6, the garbage 18 is carried toward the second opening 12 by the air blown out from the first opening 11.

  On the other hand, when the exhaust fan 14 is driven, the air in the car 2 is sucked from the second opening 12, and the sucked air is exhausted into the elevator hoistway 1. Then, when the air in the car 2 is sucked from the second opening 12, the dust 18 carried to the second opening 12 side by the air blown from the blower fan 13 is sucked from the second opening 12, and the dust 18 Is discharged from the exhaust fan 14 to the outside of the car 2 and dropped into the dust receiving portion 17 for storage.

  Therefore, by driving the blower fan 13 and the exhaust fan 14, the car floor of the car 2 can be cleaned without requiring the labor of a cleaning worker. In addition, this car floor cleaning apparatus is composed of a first opening 11 and a second opening 12 formed in the side surface portion 8 of the car 2, and a blower fan 13 and an exhaust fan 14. Is a simple and inexpensive device.

  When the blower fan 13 is driven to blow the air in the elevator hoistway 1 into the car 2, even if the air in the elevator hoistway 1 contains dust, it is attached to the suction side of the blower fan 13. The filter 15 can remove dust, and clean air from which dust is removed can be blown into the car 2.

  Moreover, since the protective covers 16 and 20 are attached to the first opening 11 and the second opening 12, an elevator user or the like may injure his / her hand from the first opening 11 or the second opening 12. It is possible to prevent the occurrence of accidents.

  When the waste 18 in the car 2 is discharged out of the car 2 by driving the exhaust fan 14, the dust 18 is accommodated in the dust receiving part 17, so that the dust 18 discharged from the car 2 It can prevent that the various apparatuses installed in the elevator hoistway 1 are soiled.

  In the first embodiment, the timing of performing the car floor cleaning of the car 2 by driving the blower fan 13 and the exhaust fan 14 is determined according to the detection result of the sensor 22. Although there was no case, the timing for cleaning the car floor may be set at a different timing. For example, when the car 2 is stopped for a certain period of time, when a load is not applied to the car floor for a certain period of time, or when the lights in the car 2 are turned off, the car floor is cleaned. It may be.

  A switch that arbitrarily drives the blower fan 13 and the exhaust fan 14 may be provided regardless of the detection result of the sensor 22. When the car floor 6 is very dirty, by turning on the switch, the blower fan 13 and the exhaust fan 14 can be driven to arbitrarily clean the car floor.

  Further, in the first embodiment, the case where the first opening 11 and the second opening 12 are disposed at positions facing each other has been described as an example. However, the first opening 11 and the second opening 12 are You may install in positions other than the position which opposes, for example, you may install in an adjacent position.

Further, it is preferable that the blower fan 13 and the exhaust fan 14 are unitized so that they can be attached and detached with one touch. As a result, it is possible to easily perform installation work on the car 2 and removal work from the car 2 at the time of maintenance and inspection.
(Second Embodiment)
A second embodiment of the present invention will be described with reference to FIG. Note that, in the second embodiment and other embodiments, the same components as those of the previously described embodiments are denoted by the same reference numerals, and redundant description is omitted.

  The elevator car floor cleaning apparatus according to the second embodiment includes a plurality of wind direction variable members that change the direction of the air blown into the car 2 along the floor surface of the car floor 6 in the first opening 11. Fins 23 are provided. The plurality of fins 23 are driven by a motor (not shown) to rotate in the horizontal direction. For example, it rotates to the position shown by the solid line and the position shown by the broken line in FIG.

  In such a configuration, when the car floor cleaning is performed by driving the blower fan 13 and the exhaust fan 14, the fins 23 are rotated. By rotating the fin 23 to the position indicated by the solid line, the direction of the air blown out from the first opening 11 becomes indicated by the solid line, and by rotating the fin 23 to the position indicated by the broken line, the first opening The direction of the air blown from 11 is indicated by a broken line. By rotating the fins 23 in this way, it is possible to blow air to every corner in the car 2 and to clean every corner of the car 2.

(Third embodiment)
A third embodiment of the present invention will be described with reference to FIG.

  In the elevator car floor cleaning apparatus of the third embodiment, a compressed air discharger 24 is provided as a blower instead of the blower fan 13 described in the first embodiment. The compressed air discharger 24 can increase the air pressure blown out compared to the blower fan 13.

  In such a configuration, when dust 18 exists on the floor surface of the car floor 6 by blowing out air with high air pressure from the compressed air discharger 24, the dust 18 is surely placed on the second opening 12 side. It is carried and the cleaning ability of the car floor 6 of the car 2 can be enhanced.

(Fourth embodiment)
A fourth embodiment of the present invention will be described with reference to FIG.

  In the elevator car floor cleaning apparatus of the fourth embodiment, the first opening 11, the second first opening 26 located on the side surface 8 facing the doorway 25 of the car 2, and the first opening are provided. 11 and the 2nd opening 12a located in the side part 8 which opposes.

  The first opening 26 is formed in a range of about 1/3 of the lateral width direction of the side surface portion 8 where the first opening 26 is formed, and closer to the side where the second opening 12a is formed.

  The second opening 12a is formed in a range of about １ ／ of the lateral width dimension of the side surface portion 8 where the second opening 12a is formed in the direction away from the side where the first opening 26 is formed. .

  The car 2 is provided with a blower fan 27 that is a blower that sucks air in the elevator hoistway 1 and blows the sucked air into the car 2 from the first opening 26 along the floor surface of the car floor 6. It has been. A filter (not shown) capable of removing dust contained in the sucked air is provided on the suction side of the blower fan 27. The first opening 26 is provided with a protective cover (not shown) that prevents a finger or the like from entering.

  Further, the car 2 is provided with an exhaust fan 14a that is an exhaust device that sucks air inside the car 2 from the second opening 12a and exhausts the air outside the car 2. A protective cover (not shown) that prevents entry of a finger or the like is attached to the second opening 12a.

  In such a configuration, when the elevator car floor cleaning is performed, the blower fan 13 is first driven, and then the blower fan 27 is driven. As a result, the dust 18 in the car 2 gathers in the front portion of the second opening 12a, and then the exhaust fan 14a is driven so that the dust 18 gathered in the front portion of the second opening 12a moves outside the car 2. Discharged.

(Fifth embodiment)
A fifth embodiment of the present invention will be described with reference to FIG.

  In the elevator car floor cleaning apparatus of the fifth embodiment, a guide cover 28 is attached to the side surface portion 8 on the side where the first opening 11 is formed. The guide cover 28 projects toward the second opening 12 and guides the air blown out from the first opening 11 toward the second opening 12. Further, a guide cover 29 is attached to the side surface portion 8 on the side where the second opening 12 is formed. The guide cover 29 projects toward the first opening 11 and guides the air blown out from the first opening 11 toward the second opening 12.

  In such a configuration, the air blown out from the first opening 11 travels in a narrow range sandwiched between the guide cover 28 and the car floor 6 while increasing the wind pressure, and the air sucked from the second opening 12 is The vehicle travels in a narrow range between the guide cover 29 and the car floor 6 with increased wind pressure.

  Thereby, the force of the air which carries the garbage 18 in the passenger car 2 becomes strong, and the work capacity of the car floor cleaning can be enhanced.

2 Car 11 First opening 12 Second opening 12a Second opening 13 Blower (blower)
14 Exhaust fan (exhaust device)
15 Filter 16 Protective cover 17 Dust receiver 20 Protective cover 22 Sensor 23 Fin (wind direction variable member)
24 Compressed air discharger (blower)
26 1st opening 27 Blower fan (blower)

Claims (6)

A first opening provided in a lower portion of the side surface of the elevator car;
A second opening provided at a lower portion of the other side surface of the car;
A blower that is provided in the car and blows out air that flows near the car floor along the floor surface of the car from the first opening into the car;
An exhaust device that is provided in the car and sucks air in the car from the second opening and exhausts the air out of the car;
An elevator car floor cleaning apparatus comprising:   2. The elevator car floor cleaning apparatus according to claim 1, wherein the car is provided with a dust receiving part for storing the dust discharged outside the car together with the air exhausted by the exhaust device. .   3. The elevator car floor cleaning apparatus according to claim 1, further comprising a wind direction changing member that changes a direction of air blown into the car from the first opening. 4.   The sensor of detecting the presence or absence of the person in the said cage | basket | car, and the means to drive the said air blower and the said exhaust apparatus, when there is no person in the said cage | basket | car, The Claim 1 thru | or 3 characterized by the above-mentioned. The elevator car floor cleaning apparatus according to any one of the preceding claims.   The elevator car floor cleaning apparatus according to any one of claims 1 to 4, wherein a protective cover for preventing a finger or the like from entering is provided in the first opening and the second opening. .   The elevator car floor cleaning apparatus according to any one of claims 1 to 5, wherein a filter capable of removing dust contained in the sucked air is provided on a suction side of the blower.

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