JPH11159782A - Warm air heater - Google Patents

Abstract

PROBLEM TO BE SOLVED: To obtain a warm air heater for promoting an improvement in an indoor design with good executability of a low cost by alleviating a restriction in a disaster prevention subordinating to the heater for performing a ventilating function. SOLUTION: A circulating blower 5 is incorporated in a body casing 4 having a suction port 2 and an air outlet 3 opened with a room in a mounting hole 8 opened with a partition structure 7 for partitioning the room, the air in the room is sucked from the port 2, and diffused from the outlet 3 in the room. A heater 6 is provided at a diffusing side of the blower 5, and a warm air generator 1 for heating an air flow diffused in the room to warm air is constituted. A ventilator 18 for sucking the air in the room and exhausting it out of the room via a duct 13 is disposed adjacent to the generator 1 separately from the generator 1. A portion exposed with the generator 1 and an indoor side of the ventilator 18 is covered at the indoor side of the structure 7 with an integrated grill 14.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a hot-air device for generating hot air for keeping a dry atmosphere in a room such as a bathroom or a washroom.

[0002]

2. Description of the Related Art With the widespread use of unit baths and the like, bathrooms and washrooms are becoming multifunctional. Under these circumstances, for example, JP-A-63-77498 and JP-A-4-24049.
As disclosed in Japanese Patent Publication No. 5 and Japanese Utility Model Publication No. Hei 6-38895, the comfort of the bathroom is improved, and the bathroom is made to have a dry atmosphere so that it can be used as a drying room for clothes and the like. Dry ventilators have been developed.

Some of these drying and ventilating devices are provided with a heating means so that the room can be heated.
Basically, as shown in FIG.
1, a circulating blower 102 and a heating means 103 so as to perform a ventilation function and a hot air drying function. Neither the ventilation blower 101 performing the ventilation function nor the circulation blower 102 and the heating means 103 performing the hot air drying function,
It is incorporated in a main body casing 104 which is mounted so as to penetrate a partition structure such as a ceiling that partitions indoors and outdoors, with a partition wall in a separated state. A makeup grill 105 is detachably attached to the lower surface of the main body casing 104, and a ventilation blower 101 is provided.
Is facing the suction port of the decorative grill 105. The discharge port of the ventilation blower 101 communicates with a duct connection port 106 provided on one side of the main body casing 104, and the air in the room sucked into the ventilation blower 101 is supplied to the duct connection port 10.
The air is exhausted to the outside of the room via a duct connected to the air conditioner 6.

On the other hand, a circulation blower 102 is incorporated in a main body casing 104 alongside the ventilation blower 101. The suction port of the circulation blower 102 faces the suction port of the decorative grill 105, and the discharge port communicates with an outlet provided alongside the suction port of the decorative grill 105. The heating means 103 is incorporated in the middle of the air path to the discharge port of the circulation blower 102, and heats the blown airflow of the circulation blower 102. This drying ventilation device is equipped with a makeup grill 1 on the ceiling of a bathroom or the like.
Numeral 05 is attached so as to face the room along the ceiling surface, and a duct is connected to the duct connection port 106 to communicate with the outside of the room. In the operation of only the ventilation blower 101, the air in the room can be exhausted to the outside through the suction duct, and the room can be ventilated. By operating the ventilation blower 101, the circulation blower 102, and the heating means 103, the room can be made to have a dry atmosphere, and can be used as a drying room for clothes and the like.

[0005]

The above-mentioned conventional dry ventilator is, as it were, a combination of a hot air blower and a ventilation fan, and includes a hot air blower. Subject to the above restrictions. That is, it is necessary to take a disaster prevention measure to prevent the spread of fire even if a fire occurs around the heating means 103. Therefore, both the main body casing 104 and the ventilation duct constituting the outer shell are made of a noncombustible material. Have been. For this reason, the cost of the parts constituting the ventilation system is increased, which also increases the cost of the entire apparatus. In addition, there is a problem that the workability is remarkably poor because a spiral duct or a steel plate duct which is difficult to handle the ventilation duct is used.

[0006] Restrictions imposed on the ventilation system for disaster prevention reasons are, for example, as shown in Figs.
1 and the ventilation device 202 or the ventilation fan 203 can be released by separating them at a certain interval.
However, configuring the drying and ventilating apparatus in such a manner requires two devices in the room, not only does not improve the workability, but also presents the grill 204 and the like individually to the room side, so that the room is not provided. It is not effective because it complicates and the interior design is significantly impaired.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned conventional problems, and an object of the present invention is to reduce the disaster prevention restrictions associated with a device performing a ventilation function, thereby reducing the cost. Another object of the present invention is to provide a hot-air device having good workability and capable of promoting the improvement of the interior design, and to enhance the flexibility of the configuration of the hot-air device.

[0008]

According to a first aspect of the present invention, there is provided a suction port which is incorporated in a mounting hole opened in a partition structure such as a ceiling for separating the inside and outside of a room, and is opened to the indoor side. A blower is incorporated into a main body casing having a blower and an outlet, and air in the room is sucked in from the inlet, and the air is blown out from the blower into the room. A hot air generator that makes the air flow blown out to the hot air, and separates the hot air generator from the hot air generator adjacent to the hot air generator and draws air inside the room, and a ventilation unit that exhausts the air outside through the duct. A means is provided to cover the interior of the partition structure on the indoor side with a grill that integrates the portions of the hot air generating section and the ventilation section exposed to the indoor side with the integrated grill.

In order to achieve the above object, a second aspect of the present invention adopts a means according to the first aspect, wherein the hot air generating section and the ventilation section are incorporated into a single mounting hole opened in a partition structure. I do.

In order to achieve the above object, a third aspect of the present invention is a means for assembling the hot air generating section and the ventilating section in the means according to the first aspect into respective mounting holes opened adjacent to the partition structure. Is adopted.

In order to achieve the above object, the invention according to claim 4 has a suction port and an air outlet which are incorporated in a mounting hole opened in a partition structure such as a ceiling for separating the inside and outside of the room and open to the indoor side. A blower is incorporated in the main body casing, and the air in the room is sucked in from the suction port and blown out from the air outlet into the room, and heating means is provided on the blowout side of the blower to heat the airflow blown into the room. A warm air generating section is formed as a wind, and a ventilation opening that opens into the room adjacent to the suction port and the air outlet is provided at a portion of the main air casing that faces the indoor side of the partition structure of the main casing. Then, a means is adopted in which the entire portion of the hot air generating section exposed to the indoor side is covered with the integral grill including the ventilation port on the indoor side of the partition structure.

[0012]

Embodiments of the present invention will now be described with reference to the drawings. Embodiment 1 FIG. A hot air generator according to the first embodiment shown in FIG. 1 includes a hot air generator 1 that blows air while heating indoor air such as a bathroom to form a circulating airflow in the room,
Separate from the duct 13 to draw in indoor air
And a ventilator 18 for exhausting the air to the outside of the room. The hot air generator 1 has a circulation blower 5 incorporated in a main body casing 4 having a suction port 2 and a blowout port 3 each opening to the indoor side, and the circulation blower 5 allows indoor air to flow from the suction port 2. A heater 6 as a heating means for heating the blown air is provided in a blower-side air passage of the circulation blower 5 so as to be sucked and blown out from the blowout port 3 again into the room. The main body casing 4 is entirely made of a non-combustible metal, and has a mounting hole 8 opened in a partition structure 7 for separating the inside and outside of the room such as a ceiling such that the suction port 2 and the air outlet 3 face the room side, respectively. It is configured such that it can be fitted and mounted using a mounting frame, a hanging frame, or the like (not shown).

The ventilation section 18 is configured by incorporating an exhaust blower 20 in a casing 19 having substantially the same width as the main casing 4 of the hot air generating section 1, and is provided adjacent to the hot air generating section 1. A lower end of a casing 19 of the ventilation unit 18 is opened as a suction port 21 that can be opened indoors, and a duct connection port 12 communicating with a discharge side of an exhaust blower 20 is provided on one side of the casing 19. . By connecting a duct 13 having one end open to the outside of the room to the duct connection port 12, the sucked room air can be removed from the duct 1.
The exhaust gas can be exhausted to the outside of the room through the air outlet 3. The main body casing 4 of the hot air generating section 1 and the casing 19 of the ventilation section 18
A portion exposed to the indoor side of the partition structure 7 is covered with the integrated grill 14 on the indoor side of the partition structure 7. Grill 14
Are the inlet 2 and outlet 3 of the hot air generator 1 and the ventilator 1
8 is connected to the actual inlet 2 and the outlet 3
Further, a ventilation opening 15 serving as a ventilation inlet 21 is provided. The ventilation opening 15 is detachably attached to the main body casing 4 of the warm air generating unit 1 and the casing 19 of the ventilation unit 18 by a spring and a hooking means (not shown). The hot air generator 1 of the grill 14
The ventilation opening 15 corresponding to each of the suction port 2 and the suction port 21 of the ventilation unit 18 may be shared.

This warm air device has a mounting hole in which a warm air generating portion 1 is opened in a partition structure 7 such as a ceiling, which separates the inside and outside of the room such that the inlet 2 and the outlet 3 face the indoor side such as a bathroom. 8, the main body casing 4 is fitted and mounted, and the ventilation part 18 is fitted next to the warm air generating part 1 with the suction port 21 facing the indoor side, and the casing 19 is fitted and mounted in the same mounting hole 8. By connecting a duct 13 having one end open to the outside of the duct to the duct connection port 12 and mounting the grill 14 from the inside of the partition structure 7 on the inside of the room, it can function as a drying device. The main body casing 4 of the hot air generating unit 1 needs to be entirely made of metal for disaster prevention, but the ventilation unit 18 is separate from the hot air generating unit 1 and is not subject to restrictions on disaster prevention. Neither the casing 19 nor the duct 13 need be made of non-combustible material.
Therefore, the cost of the ventilation part 18 can be reduced, and the entire duct 13 can be used for ordinary ventilation, which has good workability and is inexpensive, without relying on a duct made of incombustible material.

In a room, a single integrated grill 14 appears as if a single device is installed, so that no complicated feeling is given and the interior design is not spoiled. Further, since the hot air generating section 1 and the ventilation section 18 can be provided side-by-side only by providing one mounting hole 8 in the partition structure 7, workability in functioning as a drying device is good. In terms of function, it is also possible to perform indoor heating by warm air by operating only the hot air generating unit 1 and to perform indoor ventilation by operating only the ventilation unit 18.

As shown in FIG. 2, mounting holes 8 for a hot air generating section and a ventilation section are separately formed in a partition structure 7,
Each of these mounting holes 8 has a hot air generating section 1 and a ventilation section 1 respectively.
8 can be individually mounted. In this case, it is necessary to perform the drilling operation twice and to cover with the integrated grill 14, so that the pitch of the mounting holes 8 needs to be adjusted.
If the hot air device is configured based on such a mounting method, there is an advantage that it is not necessary to match the dimensions of the hot air generating unit 1 and the ventilation unit 18. That is, as shown in FIG. 3, the ventilation section 18 can be made small and simple, and the shape and dimensions of the casing 19 can be freely set as shown in FIGS. Responsiveness to duct piping and the like can be improved.

Embodiment 2 FIG. The hot air device of the second embodiment shown in FIG. 5 is designed to improve the attachment of the hot air device in which the hot air generating unit 1 and the ventilation unit 18 shown in the first embodiment are separate from each other. The configuration is the same as that of the first embodiment except for the configuration related to this. Therefore, the same portions as those of the first embodiment are denoted by the same reference numerals, and description thereof is omitted.

The warm air device according to the second embodiment includes a main casing 4 of the hot air generating section 1 and a casing 1 of the ventilation section 18.
9, a flange 22 is formed along the partition structure 7 on the indoor side, and the flange 22 of the hot air generating unit 1 and the flange 22 of the ventilation unit 18 are joined at the time of installation, and can be fastened together by screws 23. It is. Thereby, when mounting to a single mounting hole 8, both can be handled in a connected state, and mounting performance is improved. In addition, when mounting in the individual mounting holes 8, the screws 23 can be shared and the number of parts can be reduced. In addition, as shown in FIG. 6, the ventilation unit 18 may be provided only in the casing 19 except for the exhaust blower 20, and the blower may be provided in the middle of the duct 13. Further, as shown in FIG. 7, the overhang of a part of the flange 22 is increased in the opening on the indoor side of the main body casing 4 so that the flange 2 having a large overhang is provided.
Even if the ventilation port 11 is provided on the indoor side of 2, the ventilation function can be obtained by the ventilation port 11 while being passive, and the dry ventilation function can be achieved. Other configurations and functions are the same as those of the first embodiment.

[0019]

As apparent from the above description of the embodiment, according to the first aspect of the present invention, by eliminating the restriction on disaster prevention associated with a device performing a dry ventilation function,
It is possible to obtain a hot-air device that is low in cost, has good workability, and can promote the improvement of interior design.

According to the second aspect of the present invention, the workability can be further improved together with the effect according to the first aspect.

According to the third aspect of the present invention, in addition to the effect according to the first aspect, the degree of freedom of the size and shape of the ventilation section is increased.

According to the fourth aspect of the present invention, there is provided a warm air device capable of promoting the improvement of interior design at low cost with good workability by reducing the disaster prevention restriction accompanying the device performing the dry ventilation function. can get.

[Brief description of the drawings]

FIG. 1 is a cross-sectional view showing a hot air device according to Embodiment 1 in an attached state.

FIG. 2 is a cross-sectional view showing the hot air device according to the first embodiment in an attached state.

FIG. 3 is a sectional view showing another hot air device according to the first embodiment in an attached state.

FIG. 4 is a perspective view illustrating a configuration example of a ventilation unit and a chamber part according to the first embodiment.

FIG. 5 is a cross-sectional view showing the hot air device according to the second embodiment in an attached state.

FIG. 6 is a sectional view showing another hot air device according to the second embodiment in an attached state.

FIG. 7 is a cross-sectional view showing another hot air device according to the second embodiment in an attached state.

FIG. 8 is an exploded perspective view of a conventional dry ventilation device.

FIG. 9 is a configuration diagram showing a configuration example of a ventilation drying device as a conventional technique.

FIG. 10 is a configuration diagram showing another configuration example of a ventilation drying device as a conventional technique.

FIG. 11 is a configuration diagram showing another configuration example of a ventilation drying device as a conventional technique.

[Explanation of symbols]

1 Hot air generator, 2 Inlet, 3 Outlet, 4
Body casing, 5 circulation blower, 6 heater,
7 partition structure, 8 mounting holes, 11 ventilation holes, 1
2 duct connection port, 13 duct, 14 grill,
18 ventilation part, 19 casing, 20 exhaust blower, 21 suction port.

Claims (4)

[Claims] 1. A blower is incorporated in a main body casing which is incorporated into a mounting hole opened in a partition structure separating a room and the outside, such as a ceiling, and has a suction port and an air outlet which open to the room side, respectively. Is configured to be sucked from the suction port and blown into the room from the outlet,
Heating means is provided on the blowout side of the blower to form a warm air generating section for generating an airflow to be blown into the room as warm air, and is separate from the warm air generating section and adjacent to the warm air generating section and adjacent to the room. A ventilation unit that inhales air and exhausts the air to the outside of the room via a duct, and covers the interior side of the partition structure with a grill that integrates the hot air generation unit and a portion of the ventilation unit exposed to the room. A hot air device designed to be used. 2. The hot-air device according to claim 1, wherein the hot-air generating section and the ventilation section are incorporated in a single mounting hole opened in a partition structure. 3. The hot-air device according to claim 1, wherein the hot-air generating section and the ventilation section are incorporated in respective mounting holes opened adjacent to the partition structure. 4. A blower is incorporated in a main body casing which is incorporated in a mounting hole opened in a partition structure such as a ceiling which separates the interior and exterior of the room from each other, and has a suction port and an air outlet which are respectively opened on the indoor side. Is configured to be sucked from the suction port and blown into the room from the outlet,
Heating means is provided on the blowout side of the blower, and constitutes a hot air generating section for making the airflow blown into the room a warm air, and a portion of the main body casing facing the indoor side of the partition structure of the main body generating section Is provided with a ventilation opening that opens into the room adjacent to the suction port and the air outlet, and the entire portion of the hot air generating unit exposed to the room side is integrally formed with the ventilation structure including the ventilation hole by the integral grill. A warm air device that covers the inside of the room.