JP2004060903A - Ventilator for bathroom - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To make compact a heater, drier and ventilator device for bathroom by making compact, especially, the air discharge passage of a ventilator. <P>SOLUTION: A ventilation passage part 34 is arranged in a space between a circulation fan motor 8 and the top surface of a casing 6. The top surface of the ventilation passage 34 is opened, and the opened top surface of the ventilation passage part 34 is fitted to the top surface of the casing 6 for abutment to form a ventilation passage between the ventilation passage part 34 and the inside surface of the casing 6. The bearing part 8a of the circulation fan motor 8 is pinched for fixation between a circulation fan motor receiver 20, which is integrally formed with the ventilation passage part 34, and a partition plate 24. <P>COPYRIGHT: (C)2004,JPO

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to a bathroom heating and ventilation device.
[0002]
[Background Art]
As a bathroom heating / ventilating apparatus for heating and ventilating a bathroom, a ceiling-mounted type and a wall-mounted type are provided. However, all of them are large in size and occupy a large installation area, and it is difficult to construct the ceiling or the wall alone by one person. Therefore, there has been a demand for a more compact bathroom heating and ventilator.
[0003]
In a conventional bathroom heating and ventilating device, the ventilating device is mounted in a casing, and the exhaust port opened in the casing and the ventilating device are connected by a dedicated ventilation passage part. However, the installation position of the ventilation passage parts is not considered specially, and the space for installing the ventilation passage parts and the wasted space around the ventilation passage parts hinders downsizing of the bathroom heating and ventilation device. Had become.
[0004]
SUMMARY OF THE INVENTION The present invention has been made in view of the problems of the above-described conventional example, and an object of the present invention is to make a bathroom heating and ventilating device compact by reducing the space of a ventilation passage and its surroundings.
[0005]
DISCLOSURE OF THE INVENTION
A bathroom heating and ventilating apparatus according to claim 1 of the present invention includes a heating unit for heating air in a bathroom, a circulating fan for blowing air heated by the heating unit into the bathroom, and air in the bathroom. In a bathroom heating and ventilating device in which a ventilation device and a ventilation device for discharging the air to the outside are housed in a casing, a ventilation passage component is arranged near a circulation fan motor for rotating the circulation fan to form a ventilation passage, The ventilation device is connected to a ventilation passage component. The heating means here is not particularly limited, and may be, for example, a heat exchanger that heats the bathroom air by exchanging heat with hot water, or an electric heater that heats the bathroom air by heat generation.
[0006]
In the bathroom heating / ventilating apparatus of claim 1, since the ventilation passage is formed by the ventilation passage parts using the space around the circulation fan motor, the bathroom heating / ventilation apparatus is rationally utilized. It can be made compact. Further, since the ventilation device and the circulation fan motor are arranged at a close position, the bathroom heating ventilation device can be made compact.
[0007]
According to a second aspect of the present invention, in the bathroom heating / ventilating apparatus, the ventilation path according to the first aspect is formed between the ventilation path component and the casing.
[0008]
In the bathroom heating / ventilating apparatus according to claim 2, since the ventilation passage is formed between the ventilation passage component and the casing, the ventilation passage can be partially constituted by using the casing, and the bathroom heating / ventilation is provided. The device can be made compact.
[0009]
The bathroom heating / ventilating apparatus according to claim 3, wherein, in claim 2, of the outer peripheral surface of the ventilation passage component, a surface facing the inner surface of the casing is opened, and the opened surface of the ventilation passage component is set to the casing. By being attached to the inner surface, a ventilation passage is formed between the ventilation passage component and the inner surface of the casing.
[0010]
According to the third aspect of the present invention, a ventilation passage is formed by the ventilation passage component and the casing inner surface by opening the surface of the ventilation passage component facing the inner surface of the casing. This makes it possible to further reduce the size of the bathroom heating and ventilation device.
[0011]
According to a fourth aspect of the present invention, in the bathroom heating / ventilating apparatus according to the first, second, or third aspect, a portion of the ventilation passage component facing the circulation fan motor is depressed.
[0012]
In the bathroom heating / ventilating apparatus of claim 4, since the portion of the ventilation passage component facing the circulation fan motor is depressed, the circulation fan motor is disposed close to the depression of the ventilation passage component to achieve circulation. The distance between the fan motor and the ventilation passage components can be reduced, and the bathroom heating and ventilation device can be made more compact. In addition, since the ventilation passage is not narrowed except at the location where the depression is provided, the ventilation passage is not narrowed and the ventilation efficiency is not reduced.
[0013]
According to a fifth aspect of the present invention, in the bathroom heating / ventilating apparatus, the ventilation passage component according to the first, second, third, or fourth aspect is formed integrally with a circulation fan motor receiver for supporting the circulation fan motor. Features.
[0014]
In the bathroom heating and ventilating apparatus according to the fifth aspect, since the ventilation passage parts and the circulation fan motor receiver are integrated, the number of parts can be reduced, and the cost of the bathroom heating and ventilating apparatus is reduced. be able to. In addition, since the component arrangement space can be reduced by integrating the components, the bathroom heating and ventilation device can be made more compact.
[0015]
BEST MODE FOR CARRYING OUT THE INVENTION
(1st Embodiment)
FIG. 1A is a schematic sectional view showing the structure of a ceiling-mounted bathroom heating and ventilating apparatus according to one embodiment of the present invention, and FIG. 1B is a sectional view taken along line X1-X1 in FIG. The bathroom heating / ventilating apparatus 1 is composed of an apparatus main body 2 and a decorative panel 3. The apparatus main body 2 is delivered to the space above the ceiling, and is suspended above the ceiling by hanging bolts (not shown) or the like. Under the opening 5 of the ceiling panel 4 which is opened facing the lower surface of the apparatus main body 2, the decorative panel 3 is detachably attached.
[0016]
In the apparatus main body 2, a circulation fan 7 composed of a cross flow fan is accommodated in a box-shaped casing 6 having an open bottom surface, and a circulation fan motor 8 is connected to a rotation shaft of the circulation fan 7. The circulation fan motor 8 has its bearing portion 8a sandwiched and held between the circulation fan motor receiver 20 and the partition plate 24. Further, two heat exchangers 10 are provided on the air suction side of the circulation fan 7, and a warm air blowing passage 11 is mounted on the air blowing side of the circulation fan 7.
[0017]
The decorative panel 3 is provided with a grille-shaped inlet 12 and an outlet 13. The inlet 12 is arranged so as to face the air suction side of the circulation fan 7. It is located at the lower end of the wind outlet passage 11. A planar filter 14 is provided on the upper surface of the suction port 12.
[0018]
When the circulation fan 7 is rotated by the circulation fan motor 8, air in the bathroom is sucked into the apparatus main body 2 from the suction port 12 of the decorative panel 3, and the sucked air passes through the heat exchanger 10. Hot water heated by a heat source device (not shown) circulates through the heat exchanger 10. When the air sucked by the circulation fan 7 passes through the heat exchanger 10, the heat is exchanged with the hot water to heat the heat. Is done. The heated hot air is sent out by the circulation fan 7 and blows out from the outlet 13 through the hot air outlet passage 11.
[0019]
Therefore, at the time of bathing in the winter season or before bathing, the inside of the bathroom can be heated by blowing warm air obliquely from the air outlet 13, for example. In addition, by hanging clothes directly below the outlet 13 and blowing out warm air from directly below the outlet 13, the bathroom can be used as a clothes drying room.
[0020]
FIG. 2 is a perspective view showing the apparatus main body 2 as viewed obliquely from below, and FIG. 3 is a rear view thereof. As shown in FIG. 3, the casing 6 is provided with a discharge port 16 for discharging the bathroom air containing moisture, which is forcibly exhausted by the ventilation device 15, to the outside of the device main body 2. Although not shown, an exhaust duct is connected to the outlet 16 outside the casing 6, and the air containing moisture discharged from the outlet 16 is discharged outside through the exhaust duct. Reference numeral 17 denotes an exhaust cover that closes the discharge port 16 and has an upper end edge rotatably supported in the installed state so as to open only to the outside. Therefore, the air containing moisture in the apparatus main body 2 pushes the exhaust cover 17 open by the wind pressure and is discharged to the outside, but conversely, even if a strong wind blows into the exhaust duct from the outside, the exhaust cover 17 does not open. There is no danger of strong wind blowing into the bathroom.
[0021]
One end surface of the ventilation passage part 34 is connected to the outlet 16, and the circulation fan motor 8 is located below the ventilation passage part 34 as shown in FIG. 2 and is adjacent to the other end of the ventilation passage part 34. A ventilation device 15 is installed at the position.
[0022]
FIG. 4 is a perspective view showing the ventilation passage component 34 in an upside-down state, and FIGS. 5A, 5B, and 5C are a front view, a left side view, and a rear view of the ventilation passage component 34, and FIG. FIG. 5D is a sectional view taken along line X2-X2 in FIG. The ventilation passage component 34 is a resin molded product, the upper surface of the ventilation passage component 34 is open, and forms a ventilation passage 35 with the top surface of the casing 6. By opening the upper surface of the ventilation passage part 34 and closing the opening with the inner surface of the casing 6 to form the ventilation passage 35 between the ventilation passage part 34 and the inner surface of the casing 6, wasteful space can be reduced as much as possible. The passage cross-sectional area of the passage 35 can be widened. Alternatively, the height of the ventilation passage component 34 can be made as small as possible to save space.
[0023]
As described above, the upper surface of the ventilation passage component 34 for forming the ventilation passage 35 is open, and the upper surfaces 23 of the both side plates 22 of the ventilation passage component 34 are formed in a shape along the inner surface of the casing 6. . Therefore, when the ventilation passage component 34 is attached to the inner surface of the casing 6, the upper surfaces 23 of the both side plates 22 of the ventilation passage component 34 are in close contact with the inner surface of the casing 6, and the ventilation passage component 34 is further attached to the casing 6 with screws to fix the screws. By tightening, the upper surface 23 of the ventilation passage part 34 can be fitted exactly to the inner surface of the casing 6. A sealing material 32 such as a rubber packing, a soft resin sheet, a foamed resin sheet, or the like is attached to the upper surface 23 of each of the side plates 22, thereby further improving the adhesion between the ventilation passage component 34 and the inner surface of the casing 6.
[0024]
The rear surface of the ventilation passage component 34 attached to the casing 6 is connected to the inner surface of the outlet 16 of the casing 6. That is, a locking portion 25 is provided at the rear end of the ventilation passage component 34, and the locking portion 25 is passed through the outlet 16 as shown in FIG. The hook on the outer surface prevents a gap from being formed between the outlet 16 and the inner surface.
[0025]
An inclined connection port 26 for connecting the ventilation device 15 is provided on a front surface of the ventilation passage component 34, and a partition seat 27 extends forward from the upper surface and one side surface. As shown in FIG. 6, the ventilator 15 includes a sirocco fan 29 and a fan motor 30 housed in a housing 28, and an exhaust outlet 31 is provided on an outer peripheral surface of the housing 28. The connection port 26 of the ventilation passage component 34 is formed so as to match the exhaust outlet 31 of the ventilation device 15, and the ventilation device 15 is inserted and fixed between the partition seat 27 and the inner surface of the casing 6. The exhaust outlet 31 of the ventilation device 15 is connected to the connection port 26 of the ventilation passage part 34 with a sealing material 33 such as a rubber packing, a soft resin sheet, or a foamed resin sheet interposed therebetween. It is fixed to the casing 6.
[0026]
The circulation fan motor receiver 20 extends from the lower end of the side plate 22 located on the side adjacent to the circulation fan 7 among the side plates 22 of the ventilation passage component 34. That is, the ventilation passage component 34 and the circulation fan motor receiver 20 are integrally molded by resin molding, and the composite component 9 is configured. A notch 18 for holding a bearing portion 8a of the circulation fan motor 8 is provided in a semicircular shape at a lower edge portion of the circulation fan motor receiver 20. Further, when the bearing portion 8a protruding from the front of the circulation fan motor 8 is fitted and supported in the notch portion 18, the lower surface of the ventilation passage component 34 so that the circulation fan motor 8 does not contact the ventilation passage component 34. A recess 19 is formed along the outer peripheral surface of the circulation fan motor 8. A partition plate 24 is further attached to the lower surface of the circulation fan motor receiver 20. The upper edge of the partition plate 24 is fitted with the notch portion 18 so as to sandwich and hold the bearing portion 8a of the circulation fan motor 8. Notch 21 is provided. Therefore, the circulation fan motor 8 is held by the circulation fan motor receiver 20 and the partition plate 24.
[0027]
Here, by providing the depression 19 on the lower surface of the ventilation passage part 34, the circulating fan motor 8 can be positioned above the casing 6, and the bathroom heating and ventilation can be performed without reducing the ventilation passage cross section of the ventilation passage part 34. The device 1 can be made compact.
[0028]
(Second embodiment)
FIG. 7 is an exploded perspective view showing the composite part 36 and the circulating fan motor 8 used in the bathroom heating and ventilating apparatus according to another embodiment of the present invention as viewed from obliquely above and rearward in a state where the composite fan 36 is turned upside down. As shown in FIG. 7, the circulation fan motor 8 is fixed by a composite part 36 and a motor holder 37. 8A and 8B are a front view and a rear view of the composite component 36, FIG. 9 is a right side view thereof, FIG. 10 is a plan view thereof, and FIG. 11 is a bottom view thereof. 12 is a sectional view taken along line Y1-Y1 of FIG. 8A, FIG. 13 is a sectional view taken along line Y2-Y2 of FIG. 9, and FIG. 14 is a sectional view taken along line Y3-Y3 of FIG.
[0029]
In this composite component 36, the ventilation passage component 34 for forming the ventilation passage 35 and the circulation fan motor receivers 20, 41 are integrally formed. As shown in FIG. 12, the upper surface of the ventilation passage part 34 is open, and as shown in FIGS. 13 and 14, the cross section of the ventilation passage part 34 has a substantially square gutter shape. The upper surface 23 of the casing 22 is formed in a shape along the inner surface of the casing 6. A fixing portion 38 having a hole for passing a screw is provided on the upper portion of both side plates 22 of the ventilation passage component 34. When the ventilation passage component 34 is attached to the inner surface of the casing 6 with a screw passing through the fixing portion 38. The upper surfaces 23 of the side plates 22 of the ventilation passage component 34 are fixed to the inner surface of the casing 6 in close contact with each other. Therefore, the upper surface of the ventilation passage component 34 is closed by the inner surface of the casing 6 to form a closed ventilation passage 35.
[0030]
The rear part of the ventilation passage part 34 attached to the casing 6 communicates with the outlet 16 of the casing 6. A plurality of parallel ribs 40 are provided on the upper surface of the rear lower plate 39 of the ventilation passage component 34 along the exhaust flow direction, thereby reinforcing the rear lower plate 39 and rectifying the exhaust flow. I have.
[0031]
An inclined connection port 26 for connecting the ventilation device 15 is provided on a front surface of the ventilation passage component 34, and a partition seat 27 extends forward from the upper surface and one side surface. The connection port 26 of the ventilation passage part 34 is formed so as to coincide with the exhaust outlet 31 of the ventilation device 15, and the ventilation device 15 is inserted between the partition seat 27 and the inner surface of the casing 6. The 15 exhaust outlets 31 are connected to the connection ports 26 of the ventilation passage parts 34.
[0032]
Of the side plates 22 of the composite component 36, the side plate 22 located farther from the circulation fan 7 is provided with a circulation fan motor receiver 41 at a position protruding below the lower surface of the ventilation passage component 34. A circular support hole 42 is formed in the motor receiver 41 such that a bearing part (projection part) 8a of the circulation fan motor 8 fits therein. A circulating fan motor receiver 20 also extends from the lower end of the side plate 22 located on the side adjacent to the circulating fan 7, and a lower edge portion of the circulating fan motor receiver 20 has a bearing portion 8 a of the circulating fan motor 8. Is provided in a semicircular shape. Further, when the bearing portion 8a protruding from the front of the circulation fan motor 8 is fitted and supported in the notch portion 18, the lower surface of the ventilation passage component 34 so that the circulation fan motor 8 does not contact the ventilation passage component 34. A recess 19 is formed along the outer peripheral surface of the circulation fan motor 8.
[0033]
15A and 15B are a side view and a top view of the motor retainer 37, FIGS. 16A and 16B are bottom views and a rear view thereof, and FIG. 16C is a Z view of FIG. It is a -Z line sectional view. The motor retainer 37 is formed in a substantially semicircular shape, a recess 43 is formed on one side surface for fitting the bearing portion 8a of the circulation fan motor 8, and a through hole for passing a screw is formed on one end. 44 is provided, and a hook-shaped engaging portion 45 is provided on the lower surface of the other end. On the other hand, on the upper surface of the composite component 36, on both sides of the cutout portion 18, a rectangular locking hole 46 and a female screw hole 47 for inserting the locking portion 45 are provided. Further, as shown in FIGS. 16B and 16C, the strength is increased by providing a plurality of ribs 48 on the upper surface of the motor retainer 37.
[0034]
Thus, when assembling the bathroom heating / ventilating apparatus 1, the composite component 36 is attached to a predetermined position in the casing 6, and a screw passed through the fixing portion 38 is fixed to the casing 6, and the composite component 36 is attached to the casing 6. Thereby, the ventilation passage 35 is formed between the composite component 36 and the inner surface of the casing 6. Next, as shown in FIG. 7, the circulation fan motor 8 is disposed below the composite component 36, and the bearing portion 8 a provided on the back surface of the circulation fan motor 8 is fitted into the support hole 42 of the circulation fan motor receiver 41. Then, the bearing portion 8a provided on the front of the circulation fan motor 8 is placed and held in the notch 18 of the circulation fan motor receiver 20. Next, the engaging portion 45 of the motor retainer 37 is inserted into the engaging hole 46 of the composite component 36 and hooked. The circulating fan motor 8 is fixed by sandwiching the screw between the female screw hole 47 and the screw 49 passing through the through hole 44 of the motor retainer 37. Further, the ventilation device 15 is mounted in the casing 6 so as to be connected to the ventilation passage part 34.
[0035]
【The invention's effect】
According to the bathroom heating and ventilating device of the first aspect, the ventilation passage can be formed by the ventilation passage component by utilizing the space in the vicinity of the circulation fan motor, so that the bathroom heating and ventilating device is downsized by rational use of the space. it can. In addition, the ventilation device and the circulation fan motor can be arranged in a close position.
[0036]
According to the second aspect of the present invention, since the ventilation passage is formed between the ventilation passage component and the casing, the ventilation passage can be partially constructed using the casing, and the bathroom heating and ventilating apparatus can be used. The ventilation device can be made compact.
[0037]
According to the third aspect of the present invention, since the surface of the ventilation passage component facing the inner surface of the casing is opened to form the ventilation passage between the ventilation passage component and the casing inner surface, the ventilation passage component can be further miniaturized. And the bathroom heating / ventilating apparatus can be made more compact.
[0038]
According to the bathroom heating / ventilating apparatus of the fourth aspect, since the portion of the ventilation passage component facing the circulation fan motor is recessed, the circulation fan motor is arranged closer to the depression of the ventilation passage component, thereby providing the circulation fan. The distance between the motor and the ventilation passage component can be reduced, and the bathroom heating and ventilation device can be made more compact. In addition, since the ventilation passage is not narrow except in the depression, the ventilation passage is not narrowed and the ventilation efficiency is not reduced.
[0039]
According to the bathroom heating / ventilating apparatus described in claim 5, since the ventilation passage parts and the circulation fan motor receiver are integrated, the number of parts can be reduced, and the cost of the bathroom heating / ventilating apparatus can be reduced. Can be. In addition, since the component arrangement space can be reduced by integrating the components, the bathroom heating and ventilation device can be made more compact.
[Brief description of the drawings]
FIG. 1A is a schematic sectional view showing the structure of a ceiling-mounted bathroom heating and ventilating apparatus according to an embodiment of the present invention, and FIG. 1B is a sectional view taken along line X1-X1 of FIG.
FIG. 2 is a perspective view of a device main body constituting the bathroom heating / ventilating device according to the first embodiment, viewed from obliquely below.
FIG. 3 is a rear view of the apparatus main body of the above.
FIG. 4 is a perspective view showing a structure of a ventilation passage component and a partition plate integrally formed with a circulation fan motor receiver, in a state of being turned upside down.
FIGS. 5A, 5B and 5C are a front view, a left side view, and a rear view of a circulation fan motor receiver integrally formed with a ventilation passage part, and FIG. 5D is a line X2-X2 of FIG. It is sectional drawing.
FIG. 6 is a sectional view of the apparatus main body of FIG. 2 taken along line X3-X3.
FIG. 7 is an exploded perspective view showing a composite part and a circulating fan motor used in a bathroom heating and ventilating apparatus according to another embodiment of the present invention, viewed from an obliquely upper rear, in a state where the circulating fan motor is turned upside down.
FIGS. 8A and 8B are a front view and a rear view of the composite component.
FIG. 9 is a right side view of the composite part.
FIG. 10 is a plan view of the composite component according to the third embodiment.
FIG. 11 is a bottom view of the composite part.
FIG. 12 is a sectional view taken along line Y1-Y1 of FIG.
13 is a sectional view taken along line Y2-Y2 of FIG.
14 is a sectional view taken along line Y3-Y3 of FIG.
15A and 15B are a side view and a top view of a motor holder.
16A and 16B are a bottom view and a rear view of the same motor retainer, and FIG. 16C is a sectional view taken along line ZZ of FIG.
[Explanation of symbols]
2 Device main body 6 Casing 7 Circulating fan 8 Circulating fan motor 9 Composite component 15 Ventilation device 16 Outlet 17 Exhaust cover 19 Depression 20 Circulating fan motor receiver 25 Locking portion 26 Connection port 27 Partition seat 32 Sealing material 33 Sealing material 34 Ventilation passage parts

Claims (5)

Heating means for heating the air in the bathroom, a circulating fan for blowing the air heated by the heating means into the bathroom, and a ventilation device for discharging the air in the bathroom to the outside are housed in the casing. Bathroom heating and ventilation equipment,
A ventilation / ventilation device for a bathroom, wherein a ventilation passage component is provided near a circulation fan motor for rotating the circulation fan to form a ventilation passage, and the ventilation device is connected to the ventilation passage component. The bathroom ventilation system according to claim 1, wherein the ventilation passage is formed between the ventilation passage component and the casing. By opening the surface of the outer peripheral surface of the ventilation passage component facing the inner surface of the casing, and attaching the opened surface of the ventilation passage component to the inner surface of the casing, a space between the ventilation passage component and the inner surface of the casing is provided. The ventilation system for a bathroom according to claim 2, wherein a ventilation passage is formed in the bathroom. The bathroom heating / ventilating apparatus according to claim 1, 2 or 3, wherein a portion of the ventilation passage component facing the circulation fan motor is depressed. The bathroom heating / ventilating apparatus according to claim 1, wherein the ventilation passage component is formed integrally with a circulation fan motor receiver for supporting the circulation fan motor.

Images