JPH06278972A - Air conditioner for elevator - Google Patents

Abstract

PURPOSE:To perform economical operation with a simple device by forming an air curtain, which constitutes a fixed space part capable of storing a car lifted in a lift well, by a flow of air for horizontally partitioning the lift well of an elevator. CONSTITUTION:Air flows from an air blow port 12 toward a discharge port 14, to form air curtains 13 for horizontally partitioning a lift well 2 in lower/ upper sides of a story part where a car 3 is stopped, and by these air curtains 13, a space part A of size for completely storing the car 3 is formed in the lift well 2. Simultaneously, conditioned air is taken in to the space part A from an air blow port 15, to hold the space part A always in an air conditioning condition similar to the inside of a building. When the car 3 in lifting in the lift well 2 is stopped in the space part A of the stop story, an air intake fan 17 of the car 3 is actuated, and the conditioning-finished air is taken into the car 3.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an elevator air conditioner.

[0002]

2. Description of the Related Art FIG. 4 shows an example of a conventional air conditioner for an elevator. In the figure, reference numeral 1 is a machine room of the elevator, 2 is a hoistway of the elevator, and 3 is a car that goes up and down in the hoistway 2. 4 is a counterweight for balancing, 5 is an entrance / exit of an elevator provided on each floor, and 6
Is a wire rope that is laid between the car 3 and the counterweight 4, and 7 is a hoist that raises and lowers the car 3 and the counterweight 4.

Reference numeral 8 is an air conditioner for air conditioning the inside of the car 3, 9 is a control panel for operating the air conditioner 8, and 10 is a control panel 9
Control cable for transmitting commands from the air conditioner 8, and
Reference numeral 11 is a drainage pipe for treating the wastewater discharged from the air conditioner 8.

In such a structure, air conditioning in the car 3 is performed by remotely controlling the air conditioner 8 by the control panel 9 in the machine room 1.

[0005]

Since the conventional elevator air conditioner is constructed as described above, it is necessary to mount the heavy air conditioner 8 directly on the car 3, and at least the control cable 10 is installed. Since it is necessary to connect the drainage pipe 11 and the drainage pipe 11, there is a problem that the weight of the car 3 is considerably increased and the basic structure of the elevator such as the traction of the hoisting machine 7 must be carefully examined.

Further, the installation of the air conditioner 8 is troublesome, and the installation is troublesome, and there is a problem that the air conditioner 8 may not be mounted if the car 3 is too small.

Further, since the air conditioner 8 of this type consumes a large amount of power, there is a problem that the number of core wires of the control cable 10 including the power supply cable must be increased. The present invention has been made to solve the above problems, and an object thereof is to provide an air conditioner for an elevator, which has an extremely simple device and enables economical operation.

[0008]

An air conditioner for an elevator according to claim 1 of the present invention is installed in a hoistway of an elevator, and inside the hoistway is a flow of air that horizontally partitions the hoistway. An air outlet and an exhaust outlet for forming an air curtain that constitutes a certain space portion capable of accommodating a vertically moving car, and an air outlet installed in the hoistway for taking in air-conditioned air into the space portion. And an air intake fan that is installed in the car and takes in the air in the space into the car.

An elevator air conditioner according to a second aspect of the present invention is installed in an elevator hoistway, and is air-conditioned for feeding into the hoistway a car moving up and down in the hoistway. An air outlet that blows out air, a hood that is installed in the car and that takes in conditioned air from the air outlet to the car while the car is stopped, and an air intake fan are configured. .

[0010]

In the air conditioner for an elevator according to the first aspect of the present invention, there is provided in the hoistway a space portion of a size that completely accommodates the car by the air curtain that horizontally partitions the hoistway. The air that has been formed and is conditioned from the air outlet is taken into this space, and the space is always kept in an air-conditioned state equivalent to that in the building. Then, when the car stops in this space, the air intake fan of the car operates and the conditioned air is taken into the car to air-condition the car.

In the elevator air conditioner according to the second aspect of the present invention, when the car stops at the stop floor, the air intake fan operates, and at the same time, the shutter is opened and the air is conditioned in the car. Is directly introduced to air-condition the inside of the car.

[0012]

【Example】

Example 1. FIG. 1 shows an embodiment of an elevator air conditioner according to the present invention. In the figure, the same parts as those in the conventional example are designated by the same reference numerals, and the description thereof will be omitted. Code 12
And 14 are air outlets for taking air for forming the air curtain 13 in the hoistway 1 into the hoistway 2 by the flow of air that horizontally partitions the hoistway 2, and air exhaust ports for discharging the air, and Reference numeral 15 is an air outlet for taking in the conditioned air into a space A configured to store the car 3 by partitioning the upper and lower parts by an air curtain 13, and 16 is a building in the air outlet 15. It is an air conditioning duct for sending conditioned air from an air conditioning facility (not shown).

Reference numeral 17 is an air intake fan for taking in the conditioned air taken into the space A into the car 3 when the car 3 is stopped in the space A, and 18 is a board It is an air circulation fan that circulates the air in the car 3.

The air outlets 12 are installed below the floor slab 19 and the ceiling slab 20 on the stop floor of the car 3 so as to open toward the hoistway 2 side, and the exhaust outlet 14 is on the opposite side of the air outlet 12. It is installed at a position facing the air outlet 12.

The air outlet 15 is installed in the space A at a slightly lower side of the air outlet 12,
Both are connected to the building air conditioning equipment via the air conditioning duct 16. Further, the air intake fan 17 and the air circulation fan 18 are both attached to the ceiling portion of the car 3. In addition, fan 1 for air intake
The fan 7 and the air circulation fan 18 may be combined into one fan.

In such a structure, during the operation of the elevator, air flows from the air outlet 12 toward the exhaust outlet 14 to horizontally partition the hoistway 2 into the lower side and the upper side of the stop floor portion of the car 3. The air curtain 13 is formed, and the air curtain 13 forms a space portion A having a size that completely accommodates the car 3 in the hoistway 2.

At the same time, from the air outlet 15 to the space A
Air-conditioned air is introduced into the space A so that the space A is always kept in an air-conditioned state equivalent to that in the building. When the car 3 moving up and down in the hoistway 2 stops in the space A on the stop floor, the air intake fan 17 of the car 3 operates to take in air-conditioned air into the car 3. Further, the air circulation fan 18 operates to circulate the air in the car 3.

By operating the air circulation fan 17 even while the car 3 is being lifted or lowered, the sensible temperature in the car 3 is always kept constant.

Example 2. FIG. 3 shows an embodiment of the air conditioner for an elevator according to the second aspect of the present invention. In the figure, the same parts as those of the conventional example and the first example are designated by the same reference numerals and the description thereof is omitted. Omit it. Reference numeral 21 is installed in the air outlet 15 and the air outlet 1
The shutter for opening and closing 5 and 22 are the air outlets 1
There is a hood that directly takes in conditioned air from the car 5 into the car 3.

The shutter 21 is configured to be automatically opened or closed by the suction force of the electric or air intake fan 17. In such a configuration, the car 3
When the vehicle stops on the stop floor, the air intake fan 17 is activated, and at the same time, the shutter 21 is opened and the air outlet 15 is opened.
More conditioned air is taken directly into the car 3. In addition, the air circulation fan 18 operates to operate the car 3
The air inside is circulated.

It should be noted that only the air intake fan 17 is operated while the car 3 is stopped, and the air intake fan 17 is stopped while the car 3 is being lifted and only the air circulation fan 18 is operated.

[0022]

As described above, in the air conditioner for an elevator according to the first aspect of the present invention, the car is completely housed in the hoistway by the air curtain that horizontally partitions the hoistway. A space of size is formed,
Air-conditioned air is taken into this space from the air outlet, and the space is always kept in an air-conditioned state equivalent to that inside the building.When the car stops in this space, the air intake fan of the car The air that has been operated and conditioned in the car is taken in to air-condition the car.

Further, in the elevator air conditioner according to the second aspect of the present invention, when the car stops at the stop floor, the air intake fan is activated, and at the same time, the shutter is opened and the car is air-conditioned. Air is taken in directly to air-condition the inside of the car.

Therefore, in each of the elevator air conditioners, it is not necessary to mount the air conditioner directly on the car, so that the trouble of selecting and installing the air conditioner can be saved, and the car can be significantly reduced in weight. effective. In addition, it is not necessary to review the traction of the hoist or the entire structure of the elevator, and it can be applied as is to conventional elevators.
In addition, it has an effect that it can be applied to a small elevator that cannot be equipped with an air conditioner.

Further, the air-conditioned air taken into the car is not supplied from the air conditioner dedicated to the elevator, but is supplied from the building air-conditioning equipment, and the air-conditioned air is supplied to the car. Since the air intake fan to be taken in may be small in size, it has an effect of achieving economical operation.

[Brief description of drawings]

FIG. 1 is a longitudinal sectional view of an embodiment of an air conditioner for an elevator according to claim 1 of the present invention.

FIG. 2 is a partially enlarged vertical sectional view of an air conditioner for the elevator shown in FIG.

FIG. 3 is a longitudinal sectional view of an embodiment of the air conditioner for an elevator according to claim 2 of the present invention.

FIG. 4 is a vertical cross-sectional view of an example of a conventional elevator air conditioner.

[Explanation of Codes] 2 Hoistway 3 Car 12 Air outlet 13 Air curtain 14 Exhaust outlet 15 Air outlet 17 Air intake fan 21 Hood A Space

Claims (2)

[Claims] 1. An air curtain, which is installed in a hoistway of an elevator and forms a certain space portion capable of accommodating a car that moves up and down in the hoistway by a flow of air that horizontally partitions the hoistway. Air outlets and exhaust ports, and air outlets installed in the hoistway for taking in conditioned air into the space, and air installed in the car for taking in air in the space into the car. An elevator air conditioner characterized by comprising an intake fan. 2. An air outlet installed in a hoistway of an elevator, for taking in conditioned air for feeding to a car that hoists up and down the hoistway.
An air conditioner for an elevator, comprising: a hood installed in the car, comprising a hood for taking in air conditioned by the car from the air outlet while the car is stopped, and an air intake fan.