JP5066899B2 - Elevator car ventilation system for disaster response - Google Patents

Description

  The present invention relates to a car interior ventilation device for a disaster response type elevator.

  In a conventional elevator car ventilator, it is common to continuously operate the ventilator regardless of the temperature state inside the car or outside the car (hoistway) and the air contamination state.

  In addition, as a prior art, an air suction port and an air outlet provided in the ceiling of the elevator cab are spaced apart from each other, a duct that communicates with the air inlet and the air outlet, and a duct interposed between the air inlet and the air outlet. There is known an air conditioner for an elevator cab that is configured to include a blower that circulates the air in the car that has been sucked into the cab from the air outlet and an air conditioning unit that is interposed in a duct between the air blower and the air outlet. (For example, refer to Patent Document 1).

JP 2006-151542 A

  The conventional elevator car ventilator is a continuous operation, so if you want to save power in the event of an emergency, you cannot save it, or inhale contaminated air outside the car (hoistway) There is a concern that it will adversely affect passengers.

  Further, the elevator cab air conditioner of the prior art has not been considered as a disaster response type elevator so as to ensure the safety of passengers at the time of disaster and increase the efficiency of the ventilation device.

  The present invention has been made to solve the above-described problems. The temperature / humidity and pollutants installed inside and outside the car (for example, dust due to building destruction during an earthquake, carbon dioxide in a fire, smoke, etc.) The environmental pollution inside and outside the car is measured with a sensor, and the ventilation system is turned on / off according to the temperature, humidity and environmental pollution, or the internal air circulation / external air circulation is switched to control the environment inside the car. It is an object of the present invention to provide a car ventilator for a disaster response type elevator that can be maintained in a certain environment.

In the car interior ventilator of the disaster response type elevator according to the present invention, the car, a window with a power window provided in the car door, the inside air circulation of the car air and the hoistway outside the car provided in the car a ventilator to switch the outside air uptake configured to be in, is provided outside the basket, and your outside air sensor or measuring the pollution due to temperature and contamination of the car outside of the hoistway, is provided in the cage, Car interior air sensor that measures the temperature inside the car and the contamination status due to contaminants, and the normal temperature inside and outside the car and the pollution situation caused by contaminants are stored as reference data, and the reference data and measurements of the car outside air sensor and car interior air sensor A ventilator control device that controls the on / off control of the ventilator by comparing the values with each other, and controls the switching between the inside air circulation and the outside air intake of the car air. For example, a disaster occurs, when the passengers trapped in the car, compared with the measured value of your outside air sensor and car shy sensor Toka reference data, the higher the numerical value of the car outside of the pollutants, the inside air ventilation equipment Operate in circulation mode and keep the window with the power window closed. On the other hand, if the value of the pollutant outside the car is not high, compare whether the value of the pollutant in the car is high or not. If the value of the pollutant is high, the ventilator is operated in the outside air intake mode and a window with a power window is opened .

  According to the present invention, the temperature inside and outside of the car at normal times and the contamination status due to contaminants are used as reference data, and the reference data is compared with the measured values of the car outside air sensor and the car inside air sensor to control the on / off of the ventilator. In addition, since the control for switching between the internal air circulation and the outside air intake of the car air is performed, there is an effect that the car internal environment can be maintained in a certain environment.

Embodiment 1 FIG.
FIG. 1 is a longitudinal sectional view of a car room showing a schematic configuration of a car interior ventilator for a disaster response type elevator according to Embodiment 1 of the present invention, and FIG. 2 is a diagram of the disaster response type elevator according to Embodiment 1 of the present invention. FIG. 3 is a longitudinal sectional view of the car door portion of the car ventilator as seen from inside the car, and FIG. 4 is a control configuration of the car ventilator of the disaster response type elevator according to Embodiment 1 of the present invention. FIG. 5 is a system configuration diagram showing an in-car ventilation device for a disaster response type elevator according to Embodiment 1 of the present invention, FIG. 6 is a system configuration diagram showing a case of a manual mode, and FIG. FIG. 8 is a block diagram showing a power supply configuration of a disaster response type elevator car ventilation device according to the first embodiment of the present invention, and FIG. 8 is a disaster response type elevator car ventilation device according to the first embodiment of the present invention. It is a flowchart for explaining the operation.

  1 to 3, 1 is an elevator car, 2 is a car door provided at the entrance / exit of the car 1, and 3 is a glass window with a power window provided at the center of the car door 2, which moves up and down. It can be opened and closed. 4 is a car air inlet provided in the ceiling of the car 1, 5 is a car air outlet provided in the ceiling of the car 1, 6 is a ventilator provided in the ceiling of the car 1, A suction duct of the ventilation device 6 provided in the ceiling portion of the car 1, 8 is an outlet duct of the ventilation device 6 provided in the ceiling portion of the car 1, and 9 is a blower of the ventilation device 6 provided in the ceiling portion of the car 1. Reference numeral 10 denotes an outside air inlet provided in the ventilator 6 for taking air outside the car 1 (hoistway) into the car. Reference numeral 11 denotes a switching valve provided in the ventilating device 6 for switching between the inside air circulation of the car air and the outside air intake. Reference numeral 12 denotes a car outside air sensor provided in the vicinity of the outside air inlet 10 outside the car 1, and the temperature / humidity and contaminants of the outside (hoistway) of the car (for example, dust due to building destruction during an earthquake, This measures the environmental pollution caused by carbon dioxide, smoke and other flame substances). Reference numeral 13 denotes a car indoor air sensor provided in the vicinity of the car air inlet 4 in the car 1 for measuring the temperature / humidity in the car and the environmental pollution status due to contaminants. 14 is a ventilator control device provided in the ventilator 6, 15 is a ventilator battery provided in the ventilator 6, and 16 is a car air exhaust valve provided on the ceiling of the car 1. be opened. Reference numeral 17 denotes a ventilator operation panel provided on the side wall of the car 1, and 18 denotes an ON / OFF switch of the ventilator control apparatus 14, which is provided on the ventilator operation panel 17. Reference numeral 19 denotes an internal air circulation / external air intake switching switch for switching between internal air circulation and external air intake of the car internal air, and is provided on the operation panel 17 for the ventilator. Reference numeral 20 denotes a power window opening / closing switch for controlling the glass window 3 with a power window of the car door 2 so that the glass window 3 can be moved in the vertical direction and can be opened and closed. Reference numeral 21 denotes a manual dynamo selector switch provided on the operation panel 17 for the ventilator. 22 is a manual dynamo for a ventilator provided on the operation panel 17 for the ventilator, 23 is a power window (window driving device) that allows the glass window 3 of the car door 2 to move vertically and can be opened and closed, and 24 is a car door. Device.

Next, the system configuration of the in-car ventilation device of the disaster response type elevator will be described with reference to FIGS.
The ventilator control device 14 includes a CPU 25 and a memory 26. Due to the car outside air sensor 12 installed outside the car and the car inside air sensor 13 installed inside the car, the temperature / humidity and pollutants inside and outside the car 1 (for example, dust due to building destruction during an earthquake, CO2 during a fire) The environmental pollution state due to flame substances such as carbon and smoke) is measured and sent to the ventilator control device 14. The memory 26 stores the amount of contaminants such as dust, carbon dioxide, and smoke in normal air, temperature / humidity, and the like as reference data. The CPU 25 compares the reference data in the memory 26 with the measured values of the car outside air sensor 12 and the car inside air sensor 13, and automatically selects the outside air intake mode 27 or sets the inside air circulation mode 28 according to the comparison result. Select automatically. There is also an OFF mode 29 in which the operation of the ventilation device 6 is stopped. When the outside air intake mode 27 or the inside air circulation mode 28 is automatically selected, the switching valve 11 provided in the ventilator 6 is operated by the ventilator switching valve drive module 6a, so that the outside air intake operation or the air in the car is controlled. Switch to inside air circulation operation. When the outside air taking-in mode 27 is selected, in addition to the outside air taking-in operation, the glass window 3 of the car door 2 can be opened by the power window module 3a and the outside air can be taken in from the glass window 3.
Further, by operating the ON / OFF switch 18, the inside air circulation / outside air intake switching switch 19 and the power window opening / closing switch 20 of the ventilator operation panel 17, as shown in FIG. Selection, the inside air circulation mode 28 selection, the power window mode 30 selection, and the OFF mode 29 selection.

Next, the power supply configuration of the in-car ventilation device of the disaster response type elevator will be described with reference to FIG.
As shown in FIG. 7, the power source of the car ventilator is composed of an elevator normal power supply 31, a ventilator battery 15, and a ventilator manual dynamo 22. If the normal power supply 31 is alive even during normal times and disasters, the car power supply is operated by the normal power supply 31. Further, when the normal power supply 31 fails, the ventilator battery 15 is operated for a certain time by the ventilator battery 15. Thereby, even when the power supply to the car is cut off, it is possible to prevent the car ventilator from operating for a certain period of time. Further, when the battery 15 for the ventilator runs out, the car ventilator is operated by the manual dynamo 22 for the ventilator. Accordingly, it is possible to prevent the car ventilator from becoming inoperable due to the exhaust of the ventilator battery.

Next, the operation of the in-car ventilator of the disaster response type elevator will be described with reference to FIG.
When a disaster such as an earthquake or fire occurs and a passenger is trapped in the car 1 (step S1), the car outside air sensor 12 installed outside the car and the car inside air sensor 13 installed inside the car 1 The environmental pollution status due to temperature / humidity inside and outside of the house and pollutants (for example, dust due to building destruction during an earthquake, carbon dioxide at the time of fire, flame substances such as smoke) is measured (step S2). The CPU 25 of the ventilator controller 14 compares the reference data in the memory 26 with the measured values of the car outside air sensor 12 and the car inside air sensor 13 (step S3), and the numerical value of the pollutant outside the car is increased by the comparison result. If (step S4), the ventilator 6 is operated in the inside air circulation mode 28 (step S5). Further, the power window mode 30 is set to the closed mode or turned OFF (step S6). On the other hand, if the value of the pollutant outside the car is not high in step S4, the process proceeds to step S7 to compare whether the value of the pollutant in the car is high. If the numerical value of the pollutant in the car is high as a result of the comparison in step S7, the ventilator 6 is operated in the outside air intake mode 27 (step S8). Further, the power window mode 30 is set to the open mode, and outside air is also taken in from the glass window 3 (step S9). If the value of the pollutant in the car is not high as a result of the comparison in step S7, the process ends when the elevator enters the return mode (step S10).

Embodiment 2. FIG.
FIG. 9 is a longitudinal sectional view of a car room showing a schematic configuration of the in-car ventilation device for a disaster response type elevator according to Embodiment 2 of the present invention, and FIG. 10 is a longitudinal sectional view showing an essential part thereof.

  In the first embodiment, the car air inlet 4 and the car air outlet 5 are provided in the ceiling portion of the elevator car 1. In the second embodiment, as shown in FIGS. The air duct 5 of the ventilation device 6 is branched into a plurality of parts, and a plurality of car air outlets 5 provided at the tip of each air duct 8 are respectively connected to the baseboard 32 of the car room, the wall joint 33 of the car room, and the car. It is arranged on the handrail 34 of the room and the car operation panel 35. The configuration other than the above is not shown, but is almost the same as that of the first embodiment.

BRIEF DESCRIPTION OF THE DRAWINGS It is a longitudinal cross-sectional view of the cage | basket | cabine which shows schematic structure of the cage | basket ventilation apparatus of the disaster response type elevator in Embodiment 1 of this invention. It is the front view which looked at the cage | basket | car door part of the cage | basket ventilation apparatus of the disaster response type elevator in Embodiment 1 of this invention from the inside of a cage | basket. It is a longitudinal cross-sectional view which shows the car door part of the in-car ventilation apparatus of the disaster response type elevator in Embodiment 1 of this invention. It is a block diagram which shows a part of control structure of the cage | basket ventilation apparatus of the disaster response type elevator in Embodiment 1 of this invention. BRIEF DESCRIPTION OF THE DRAWINGS It is a system block diagram which shows the in-car ventilation apparatus of the disaster response type elevator in Embodiment 1 of this invention. It is a system configuration | structure figure which shows the case of the manual mode of the cage | basket ventilation apparatus of the disaster response type elevator in Embodiment 1 of this invention. It is a block diagram which shows the power supply structure of the in-car ventilation apparatus of the disaster response type | mold elevator in Embodiment 1 of this invention. It is a flowchart for demonstrating operation | movement of the in-car ventilation apparatus of the disaster response type elevator in Embodiment 1 of this invention. It is a longitudinal cross-sectional view of the cage | basket | cabine which shows schematic structure of the cage | basket ventilation apparatus of the disaster response type elevator in Embodiment 2 of this invention. It is a longitudinal cross-sectional view which shows the principal part of the cab of the cage | basket ventilation apparatus of the disaster response type elevator in Embodiment 2 of this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Elevator car 2 Car door 3 Glass window 4 Car air inlet 5 Car air outlet 6 Ventilation device 7 Air intake duct 8 Air outlet duct 9 Blower 10 Air outside air inlet 11 Switching valve 12 Car outside air sensor 13 Car air sensor 14 Ventilation Device control device 15 Ventilator battery 16 Exhaust valve 17 Ventilator operation panel 18 ON / OFF switch 19 Inside air circulation / outside air intake changeover switch 20 Power window open / close switch 21 Manual dynamo changeover switch 22 Ventilator manual dynamo 23 Power Window (window drive device)
24 Car door unit 25 CPU
26 Memory 27 Outside air intake mode 28 Inside air circulation mode 29 OFF mode 30 Power window mode 31 Normal power supply for elevator 32 Skirting board 33 Wall joint 34 Handrail 35 Car operation panel

Claims (5)

Car and
A window with a power window on the car door;
A ventilator provided in the car and configured to be able to switch between the inside air circulation of the car air and the outside air intake of the hoistway outside the car;
A car outside air sensor that is provided outside the car and measures the temperature of the hoistway outside the car and the contamination status due to contaminants;
A car interior air sensor that is provided in the car and measures the temperature of the car and the state of contamination by contaminants;
Stores the temperature inside and outside the car at normal times and the contamination status due to pollutants as reference data, and compares the reference data with the measured values of the car outside air sensor and the car inside air sensor to control the ventilation device ON / OFF. A ventilator control device that performs control to switch between the inside air circulation and the outside air intake of the car air ,
When a disaster occurs and passengers are trapped in the car, the reference data is compared with the measured values of the car outside air sensor and the car inside air sensor. Operate in inside-air circulation mode and keep the window with the power window closed. On the other hand, if the value of the pollutant outside the car is not high, compare whether the value of the pollutant in the car is high, If the value of the pollutant in the interior is high, the ventilator is operated in the outside air intake mode, and the window with the power window is opened . Car and
A window with a power window on the car door;
A ventilator provided in the car and configured to be able to switch between the inside air circulation of the car air and the outside air intake of the hoistway outside the car;
A car outside air sensor that is provided outside the car and measures the temperature of the hoistway outside the car and the contamination status due to contaminants;
A car interior air sensor that is provided in the car and measures the temperature of the car and the state of contamination by contaminants;
Stores the temperature inside and outside the car at normal times and the contamination status due to pollutants as reference data, and compares the reference data with the measured values of the car outside air sensor and the car inside air sensor to control the ventilation device ON / OFF. A control device for a ventilator that performs control to switch between inside air circulation and outside air intake of the car inside air,
A battery for a ventilator that operates the ventilator for a certain period of time when the elevator is normally powered off ,
When a disaster occurs and passengers are trapped in the car, the reference data is compared with the measured values of the car outside air sensor and the car inside air sensor. Operate in inside-air circulation mode and keep the window with the power window closed. On the other hand, if the value of the pollutant outside the car is not high, compare whether the value of the pollutant in the car is high, If the value of the pollutant in the interior is high, the ventilator is operated in the outside air intake mode, and the window with the power window is opened . Car and
A window with a power window on the car door;
A ventilator provided in the car and configured to be able to switch between the inside air circulation of the car air and the outside air intake of the hoistway outside the car;
A car outside air sensor that is provided outside the car and measures the temperature of the hoistway outside the car and the contamination status due to contaminants;
A car interior air sensor that is provided in the car and measures the temperature of the car and the state of contamination by contaminants;
Stores the temperature inside and outside the car at normal times and the contamination status due to pollutants as reference data, and compares the reference data with the measured values of the car outside air sensor and the car inside air sensor to control the ventilation device ON / OFF. A control device for a ventilator that performs control to switch between inside air circulation and outside air intake of the car inside air,
A ventilator battery that operates the ventilator for a certain period of time when the elevator is normally powered off;
A manual dynamo provided in the car and operating the ventilator ;
When a disaster occurs and passengers are trapped in the car, the reference data is compared with the measured values of the car outside air sensor and the car inside air sensor. Operate in inside-air circulation mode and keep the window with the power window closed. On the other hand, if the value of the pollutant outside the car is not high, compare whether the value of the pollutant in the car is high, If the value of the pollutant in the interior is high, the ventilator is operated in the outside air intake mode, and the window with the power window is opened .   The in-car ventilator for a disaster response elevator according to any one of claims 1 to 3, wherein a switch for controlling ON / OFF of the operation of the ventilator is provided in the car.   The air blower outlet in the car of the ventilator is provided in at least one of a baseboard of the car room, a wall joint of the car room, a handrail of the car room, and a car operation panel. Elevator in-car ventilation system for disaster response according to any one of the above.

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