JPH07117280B2 - Nozzle mechanism of air conditioner with air shower - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a nozzle mechanism for an air shower of an air conditioner with an air shower, which is usually installed in a sanitary space.

[0002]

2. Description of the Related Art Recently, an air conditioner with an air shower, which is installed in a sanitary space such as a dressing room, is equipped with an air shower nozzle for performing spot cooling, spot heating, or spot blowing, and drying the body after bathing is proposed. Has been done.

The structure of such an air conditioner with an air shower will be described, for example, as proposed in Japanese Patent Application No. 2-114445. The air conditioner body is embedded in the ceiling of a sanitary space such as a dressing room. And an air shower, the air conditioner main body has an intake port and an air conditioning outlet on the lower surface, and has an indoor heat exchanger for cooling and heating and an air conditioning fan built in, while the air shower is An air shower in which a fan for air shower sucking air from a downstream side of an indoor heat exchanger of an air conditioner body and a ceramic heater are arranged in a cylindrical air shower case, and an angle with respect to the air shower case can be adjusted. Nozzle is connected.

In the above air conditioner with an air shower, when the air shower is not used, the nozzle is housed in a storage place formed on the surface of the air conditioner body, and the angle of the nozzle with respect to the air shower case is large (usually 90
When the air shower is used, by pulling out the nozzle, the angle with respect to the air shower case is made small (that is, an angle close to a substantially straight line) to perform spot blowing of the air shower.

[0005]

However, in the above conventional air conditioner with an air shower, the rotation position of the nozzle for the air shower is not detected, and the angle of the nozzle with respect to the air shower case is a predetermined angle ( Eg 30
If the air shower operation is performed in a state in which the temperature of the air heater is higher than the temperature of the air heater, the resistance of the air passage increases and the amount of air blown by the spot fan of the air shower decreases, which may cause the warm air heater to overheat. It was

It is an object of the present invention to provide a nozzle mechanism for an air conditioner with an air shower, which can prevent a decrease in air flow when the air shower is used and prevent overheating of the heater.

[0007]

In order to achieve the above object, the nozzle mechanism of the air conditioner with an air shower of the present invention comprises:
The air shower and the air conditioner are integrated together, the downstream side of the indoor heat exchanger of the air conditioner and the suction side of the air shower are connected, and the nozzle of the air shower is rotatably connected to the air shower case. The angle to the air shower case can be adjusted, and what is the air outlet for air conditioning?
Meet our air air conditioner with a shower made separately is opened
Te, the nozzle position detecting mechanism for detecting a rotational position of the nozzle (i.e., the rocking angle) provided that the rotational position of the nozzle is in place, i.e. smaller position than the angle a predetermined angle with respect to the air shower case of the nozzle The heater of the air shower can be energized only when it is detected that it is possible to reduce the flow resistance of the air passage, suppress the decrease in the air flow, and prevent the heater from overheating. .

[0008]

DESCRIPTION OF THE PREFERRED EMBODIMENTS An air conditioner with an air shower, which is an embodiment of the present invention, will be described with reference to FIGS. The air conditioner main body 1 with an air shower is installed by being embedded in a ceiling wall W of a sanitary space, has an intake port 2 and a louver 4 on the indoor side surface of the sanitary space, and blows out warm air or cold air. In addition, a nozzle 5 that is normally stored in the storage recess 6 and is pulled out at the time of use is provided.

In the main body 1 of the air conditioner with an air shower, an air conditioner A having an intake port 2 and an air conditioning outlet 3 on the lower surface is formed by a partition wall 14 having a spot ventilation port 15, and an air shower having a nozzle 5 on the lower surface. The air conditioner A is provided with a filter 21 and a room temperature thermistor 22 inside the air inlet 2, and a refrigerant reciprocating pipeline 71 is provided in a flow path from the air inlet 2 to the air conditioning outlet 3. An indoor heat exchanger 7 for cooling, which is connected to an outdoor unit (not shown), and a hot water regulating valve on the hot water supply pipe.
An indoor heat exchanger 8 for heating, which is connected to a hot water heat source device (not shown) through a hot water reciprocating pipe 81 having 80, and an indoor fan 13 are arranged in order, and the indoor heat exchanger 7 for cooling and the indoor heat exchanger 7 for heating are arranged. The heat exchanger temperature detection thermistor 9 is provided in contact with the indoor heat exchanger 8, and the louver 4 arranged at the air conditioning outlet 3 is provided.
Is connected to the auto louver motor 41 via an arm 42.

A drain pan 10 is disposed below the indoor heat exchanger 7 for cooling and the indoor heat exchanger 8 for heating.
A drain reservoir 101 is continuously provided on the side of the drain reservoir 101, and the drain reservoir 101 is provided with a detection electrode 11 and a drain pump 12 that detect the liquid level of the stored drain. The connected drain pipe 121 is led out of the air conditioner body 1.

During the air-conditioning operation, indoor air is taken in through the intake port 2 (arrow F ₁ ) and cooled by the indoor heat exchanger 7 for cooling (when cooling) or heated by the indoor heat exchanger 8 for heating. The warm air (when heated) is blown from the air conditioning outlet 3 to the sanitary space by the indoor fan 13 (arrow F ₂ ).
It is a thing.

The air shower D is provided with an air shower spot fan 17 having a filter 18 at the intake port at one end, and has a ceramic heater 19 for hot air and a thermal fuse 19 inside.
The air shower case 16 provided with 0 and the heat prevention switch 191 is installed, and the nozzle 5 is rotatably connected to the other end of the air shower case 16 so that the angle with respect to the air shower case 16 can be adjusted. Spot vent 15
From which air on the downstream side of the indoor heat exchanger 7 for cooling and the indoor heat exchanger 8 for heating is sucked and blown from the nozzle 5.
While the indoor air may be sucked from the air-conditioning outlet 3 during the operation of the air shower D, the indoor air can be suppressed from being sucked by setting the indoor fan 13 to the slight air operation at this time.

A connecting end of the nozzle 5 to the air shower case 16 is supported by a rotating shaft 50 and rotated by a motor 51.
The angle of the nozzle 5 with respect to the air shower case 16 is adjusted, and a nozzle position detection device 52 for detecting the angle with respect to the air shower case 16 is arranged.

The air shower D is capable of blowing hot air or cold air as needed, and during operation of blowing hot air, the angle of the nozzle 5 with respect to the air shower case 16 is adjusted to make the nozzle 5 a sanitary space. to protrude, which are driving the spot fan 17 performs spot blower (arrow F _3), when in need of hot air to heat the air blown from the spot fan 17 by energizing the ceramic heater 19 hot air However, the hot water regulating valve 80 is turned on to operate the indoor heat exchanger 8 for heating of the air conditioner A when necessary according to the strength of the operation mode and the intake air temperature. The temperature is raised to sufficiently raise the temperature of the warm air blown out from the nozzle 5 (backup operation).

On the other hand, when cold air is required, the cold air obtained by operating the indoor heat exchanger 7 for cooling of the air conditioner A is sucked into the air shower D from the spot ventilation port 15 and from the nozzle 5 by the spot fan 17. It is what blows air.

Next, the movement of the nozzle 5 of the air shower D will be described in detail with reference to FIGS. 3 and 4, and in the retracted state of the nozzle 5 shown in FIG. The angle θ ₀ formed by the center line 1 of the nozzle 5 at the time of storage is a large value (for example, 90 degrees), and when the nozzle 5 is pulled out, that is, when the air shower D is in use as shown in FIG. The angle formed by the center line L of 16 and the center line 1 of the nozzle 5 when retracted is set to a predetermined angle θ ₁ (for example, 30 degrees) or less to reduce the flow passage resistance of the air blow passage to reduce the spot fan 17 and the ceramic. The heater 19 is energized to operate.

In FIGS. 5 and 6, a nozzle position detecting device 52 for detecting the angle θ of the nozzle 5 with respect to the air shower case 16 is a disk 520 fixed to a drive shaft 510 of a motor 51.
And a photointerrupter 522 composed of a light emitting part and a light receiving part, a notch 521 is provided in the disk 520, and the light emitting part and the light receiving part of the photointerrupter 522 are positioned with the disk 520 sandwiched between them. Notch on center line 1 of 5
One end of the 521 remote from the photo interrupter 522 is formed so as to match, and is formed with a predetermined center angle θ ₁ (30 degrees).

In the storage state shown in FIG. 6, the light emitting portion and the light receiving portion of the photo interrupter 522 arranged on the center line L of the air shower case 16 are shielded by the disk 520, and the angle θ ₀ from the photo interrupter 522. One end of the notch 521 farther from the photo interrupter 522 (corresponding to the center line 1 of the nozzle 5) is located at a position offset by (90 degrees), and the notch 521 is located on the photo interrupter 522 side from there.

Now, when the air shower D is in use (see FIG. 4), the nozzle 5 is rotated to project, and the angle formed by the center line L of the air shower case 16 and the center line 1 of the nozzle 5 is predetermined. Notch below angle θ ₁ (30 degrees)
521 coincides with the photo interrupter 522, and the photo interrupter 522 outputs a detection signal to enable energization to the ceramic heater 19.

The predetermined angle θ ₁ formed by the center line L of the air shower case 16 enabling the energization of the ceramic heater 19 and the center line l of the nozzle 5 when the nozzle 5 is stored is also the whole structure of the air shower D. In consideration of this, a value is set so that the air flow rate does not decrease (θ ₁ = 30 degrees in this embodiment).

As described above, the angle formed by the center line L of the air shower case 16 and the center line 1 of the nozzle 5 is not more than the predetermined angle θ ₁ (30 degrees), which is a state where the air flow rate is not reduced. The ceramic heater 19 can be reliably detected, and the ceramic heater 19 can be energized after detecting the state in which the air flow rate is sufficient, so that the ceramic heater 19 is not overheated.

Here, in the above-mentioned embodiment, the nozzle position detecting device using the disk fixed to the drive shaft of the motor and the photo interrupter composed of the light emitting part and the light receiving part is described. The configuration of the position detecting device is not limited to this, and a limit switch or the like may be used, for example.

[0023]

According to the present invention, the nozzle position detecting mechanism for detecting the rotating position of the nozzle is provided, and the angle of the nozzle with respect to the air shower case is smaller than the predetermined angle which does not reduce the air flow rate. It can be surely detected, and the heater of the air shower can be energized only when the nozzle rotation position is detected.
A sufficient air volume can be secured, and the heater can be operated comfortably without fear of overheating.

[Brief description of drawings]

FIG. 1 is an external view of an air conditioner with an air shower that is an embodiment of the present invention.

FIG. 2 is a schematic configuration diagram of an air conditioner with an air shower that is an embodiment of the present invention.

FIG. 3 is a schematic configuration diagram of an air shower when the nozzle is stored.

FIG. 4 is a schematic configuration diagram of an air shower during use.

FIG. 5 is an enlarged view of a main part of the nozzle position detection device.

FIG. 6 is an enlarged view of an essential part showing a disk of the nozzle position detection device.

[Explanation of symbols]

 1 Air conditioner main body 2 Air inlet 3 Air conditioning outlet 5 Air shower nozzle 7 Indoor heat exchanger for cooling 8 Indoor heat exchanger for heating 13 Indoor fan 17 Spot fan for air shower 19 Ceramic heater (warm air heater) 52 Nozzle Position detector

Front page continuation (72) Inventor Toshiki Matsumoto 32 No. Akashi-cho, Chuo-ku, Kobe-shi, Hyogo Inside Noritsu Co., Ltd. (56) References JP-A-2-68441 (JP, A) JP-A-3-67844 (JP) , U)

Claims (1)

[Claims] 1. An air shower and an air conditioner are integrally incorporated, and a downstream side of an indoor heat exchanger of the air conditioner and an air conditioner.
For air conditioning by communicating with the suction side of the machine and connecting the air shower nozzle rotatably to the air shower case
A air air conditioner shower made separately by opening the air outlet, the nozzle position detecting mechanism for detecting a rotational position of the nozzle is provided, the angle with respect to air shower case of the nozzle to a smaller position than a predetermined angle A nozzle mechanism for an air conditioner with an air shower, wherein the heater of the air shower can be energized only when the presence of the nozzle is detected.