JP2013185715A - Bathroom ventilation air-conditioning device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To suppress generation of noise during operation of a main body.SOLUTION: An air blowing device for circulation is configured such that electric motors of both shafts are equipped with two fans and a suction area of a suction port is provided for the entire upper surface of a front panel. By this configuration, a wind velocity sucked into the suction port is decreased and the air flowing in the air blowing devices 3a, 3b for circulation becomes smooth, and thereby a bathroom ventilation air-conditioning device capable of suppressing the generation of noise during operation of the body can be obtained.

Description

  The present invention relates to a wall-mounted bathroom ventilation air conditioner having a ventilation function used by being attached to an inner wall surface of a bathroom.

  2. Description of the Related Art Conventionally, wall-mounted bathroom ventilation air conditioners have reduced noise by changing the positions of the air outlet and suction port so that noise is not directly transmitted to the bather as a method for reducing noise. (For example, refer to Patent Document 1).

  The bathroom ventilation air conditioner will be described below with reference to FIG.

  As shown in the figure, the bathroom ventilation air conditioner has a ventilation function, and the ventilation operation is performed by operating the ventilation blower 102 built in the ventilation unit 101 to transfer the air (humidity) in the bathroom to the circulation unit 103. This is done by discharging outside through a discharge port 105 provided in the bathroom wall surface 104 on the back side.

  The circulation unit 103 of the bathroom ventilation air conditioner installed on the bathroom wall surface 104 is provided with a circulation blower 106 and is provided with a suction port 107 for sucking the air in the bathroom into the casing.

  A circulation blower is attached to the lower part of the casing in a horizontally long posture so as to suck bathroom air from the upper surface. The circulation blower 106 drives a sirocco fan 109 by a motor 108, This is an outlet 110 for taking in air from the inlet 107 into the casing, heating the sucked air with an air heating device, and blowing the air into the room.

  Due to such a configuration, there is a problem that noise generated from the circulation blower 106 is directly transmitted to the bather from the outlet 110, which is annoying.

JP 2000-193266 A

  In such a conventional bathroom ventilation air conditioner, the bathroom ventilation air conditioner is often installed in the bathroom so as to face the bathtub or the surrounding washing area.

  In the conventional bathroom ventilation air conditioner, the air in the bathroom is sucked into the casing during operation, and the air outlet for blowing out the heat-exchanged air is provided in the lower part of the front of the main body. And the operation sound of the circulation blower due to wind noise of the sirocco fan generated in the circulation blower is directly transmitted to the bather in the bathroom from the outlet provided in the lower part of the front of the casing However, it has a problem that the bather feels noisy, becomes annoying, and generates noise during operation of the main body.

  Therefore, the present invention solves the above-described conventional problems, and an object of the present invention is to provide a bathroom ventilation air conditioner that can prevent the generation of noise during operation of the main body.

  In order to achieve this object, the present invention provides a front panel, a suction port formed in the upper surface of the front panel, a blowout port formed in the lower surface of the front panel, and the front panel. A circulation air blower provided; an air heating device provided in the front panel; and a wind direction changing means for controlling the wind direction of the airflow sent from the blower in the air passage of the outlet. The blower device is provided with two fans on both shaft motors, and the suction area of the suction port is provided on the entire upper surface of the front panel, thereby achieving the intended purpose. .

  According to the present invention, a front panel, a suction port formed in the upper surface of the front panel, a blowout port formed in the lower surface of the front panel, and a circulation fan provided in the front panel, An air heating device provided in the front panel, and a wind direction changing means for controlling a wind direction of the airflow sent from the circulation air blower in the air passage of the blowout opening, Since the motor of the shaft is equipped with two fans and the suction area of the suction port is provided on the entire upper surface of the casing, the wind speed sucked into the suction port is reduced, and the air flowing into the blower Therefore, it is possible to obtain an effect that generation of noise can be suppressed during operation of the main body.

The figure which shows the structure of the bathroom ventilation air conditioner of Embodiment 1 of this invention. The figure which shows the structure of the bathroom ventilation air conditioner of Embodiment 2 of this invention ((a) Front view, (b) AA sectional drawing, (c) BB sectional drawing) The figure which shows the wind direction change means of the bathroom ventilation air conditioner Side view showing the overall configuration of a conventional bathroom ventilation air conditioner

  The bathroom ventilation air conditioner according to claim 1 of the present invention includes a front panel, a suction port formed in an upper surface of the front panel, a blow-out port formed in a lower surface of the front panel, and the front panel. A circulation air blower provided; an air heating device provided in the front panel; and a wind direction changing means for controlling the wind direction of the air flow sent from the circulation air blower in the air passage of the outlet. The circulating air blower has a configuration in which two fans are mounted on a motor of both shafts, and the suction area of the suction port is provided on the entire upper surface of the front panel. As a result, the wind speed sucked into the suction port is reduced, and the air flowing into the blower becomes smooth, so that it is possible to suppress the generation of noise during operation of the main body.

  Alternatively, a plurality of wind direction changing means may be provided and each may operate independently. As a result, each of the air blown by the wind direction changing means is blown independently along the wind direction changing means, so that the obstacles installed are avoided and the temperature distribution in the bathroom is kept constant. It is possible to improve the bathroom environment.

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

(Embodiment 1)
1A and 1B, the bathroom ventilation air conditioner includes a circulation unit 1 installed in the bathroom 9, a ventilation unit 11 installed in the outdoor 10 of the bathroom 9, the circulation unit 1 and the ventilation unit. 11 is constituted by a duct 13 connected within the wall 12 of the bathroom 9.

  In addition, it is also possible to use as a heater by omitting the ventilation part 11 and installing the single circulation part 1 in the bathroom 9.

  The circulation part 1 is provided with a suction port 15 on the front panel 14 and two outlets 2 on the lower side of the front panel 14, and the air blowers 3 a and 3 b for circulation in which the air in the bathroom 9 is installed below the suction port 15. The air in the bathroom 9 is sucked from above using the circulation motor 4 that drives the circulation blowers 3a and 3b, and blown into the bathroom 9 from the outlet 2 through the circulation blowers 3a and 3b. When the air in the bathroom 9 is circulated and the interior of the bathroom 9 is heated, the two air heaters arranged side by side in the horizontal direction provided between the circulation blowers 3a and 3b and the outlet 2 are provided. It can be heated by bringing it into contact with the device 5 to make warm air and blown into the bathroom 9 from the blowout port 2, and the cold in the bathroom 9 can be alleviated.

  The circulation blowers 3a and 3b use sirocco fans.

  The air heating device 5 includes a PTC heater, a radiant heater, a sheathed heater, and the like. Preferably, the PTC heater is good and the safety is excellent.

  When the air sucked from the bathroom 9 is exhausted to the outdoor 10, when so-called ventilation (exhaust) is performed, the ventilation suction port 16 connected to the duct 13 and the side surface (front side toward the paper surface) ) Is provided with an exhaust port (not shown), and the ventilation fan 17 and a ventilation motor (not shown) for driving the ventilation fan 17 are used to ventilate the air sucked from the bathroom 9 through the duct 13 from the side of the mounting plate. It conveys to the part 11 and exhausts to the outdoors 10.

  Further, when the air sucked from the bathroom 9 is exhausted to the outdoor 10 and the circulation is simultaneously performed, that is, when so-called drying and cool air are performed, both the circulation motor 4 and the ventilation motor (not shown) are driven.

  Moreover, when drying, the air in the bathroom 9 is discharged | emitted from the ventilation part to the outdoors, heating with the air heating apparatus 5 in the circulation part 1 and blowing out as warm air in the bathroom 9 from the blower outlet 2. FIG.

  Moreover, when performing a cool breeze, the air heating apparatus 5 is stopped and other operation | movement is carried out similarly to the case where it dries.

  Next, the operation during operation in the present invention will be described. The circulation blowers 3a and 3b are located on both sides of the circulation motor 4. When the circulation motor 4 is rotated, the air in the bathroom 9 sucked from the suction port 15 provided on the top surface of the front panel 14 is blown for circulation. The devices 3a and 3b are passed through, in contact with and passed through the air heating device 5, and air is sent into the bathroom 9 from the outlet 2 provided on the lower surface of the front panel 14.

  In addition, in the two suction circulation blowers 3a and 3b arranged in series, air smoothly flows from the suction port 15 provided on the entire top surface of the front panel 14, and the circulation blower for that amount. By slowing down the rotation of the devices 3a and 3b, that is, by reducing the speed, the wind speed is reduced, and the noise generation source during operation as in the conventional example, for example, the wind noise of the fans of the circulation blowers 3a and 3b is reduced. Since it can suppress, the harsh sound to a bather can be reduced.

(Embodiment 2)
As shown in FIGS. 2A, 2 </ b> B, and 2 </ b> C, the bathroom ventilation air conditioner includes a circulation unit 1 installed in the bathroom 9 and a ventilation unit 11 installed in the outdoor 10 of the bathroom 9. The circulation part 1 and the ventilation part 11 are constituted by a duct 13 connected within the wall of the bathroom 9.

  In addition, like Embodiment 1, it can also be used as a heater by omitting the ventilation part 11 and installing the single part of the circulation part 1 in the bathroom 9.

  The same components as those in the first embodiment are denoted by the same reference numerals, and detailed description thereof is omitted.

  As shown in FIG. 3, the wind direction changing means 6 includes a rotation shaft 18 that instructs the wind direction changing means 6 to be rotatable, and a rotation port 18 that is rotatably held by the rotation shaft 18, and uses the penetrating opening 22 as a wind path. 2, the guide blade 21 that controls the direction of the airflow from the rotating shaft 18 in the direction of rotation of the rotating shaft 18, the holding portion 20 that rotatably holds the rotating shaft 18 on the guide blade 21, and the rotating shaft 18 that rotates on one side of the rotating shaft 18. The driving means 7 (stepping motor as an example) and a plurality of wind direction changing plates 19 that pass through the rotary shaft 18 and are fixed in an inverted C shape.

  As shown in FIG. 2, the place to be attached to the wall of the bathroom 9 varies depending on the surrounding obstacle 8. In the case where the obstacles 8 are installed avoiding the surrounding obstacles 8, there are cases where the air outlet 2 and the obstacles 8 interfere with each other, but the wind direction changing means 6 can rotate independently at two right and left positions. Accordingly, it is possible to select the blowing direction while avoiding the obstacle 8 according to the configuration in the bathroom 9, and to ensure a constant temperature distribution in the bathroom 9.

  The bathroom ventilation air conditioner according to the present invention can prevent noise during operation of the main body, and can make the temperature distribution in the bathroom constant even if there are obstacles. It is useful as a function to equipment that is attached to.

DESCRIPTION OF SYMBOLS 1 Circulation part 2 Outlet 3a Circulation air blower 3b Circulation air blower 4 Circulation motor 5 Air heating device 6 Wind direction change means 7 Drive means 8 Obstacle 9 Bathroom 10 Outdoor 11 Ventilation part 12 Wall 13 Duct 14 Front panel 15 Inlet 16 Ventilation suction port 17 Ventilation fan 18 Rotating shaft 19 Wind direction change plate 20 Holding portion 21 Guide vane 22 Opening portion

Claims (2)

A front panel, a suction port formed in the upper surface of the front panel, a blow-out port formed in the lower surface of the front panel, a circulation air blower provided in the front panel, and the front panel An air heating device provided; and a wind direction changing means for controlling a wind direction of the airflow sent from the circulation air blower in the air passage of the outlet, wherein the circulation air blower includes a fan for the motors of both axes. Two bathroom ventilation air conditioners are provided, wherein the suction area of the suction port is provided on the entire upper surface of the front panel. A bathroom ventilation air conditioner characterized in that a plurality of wind direction changing means are provided and each operates independently.

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