JPH07293962A - Underfloor ventilator - Google Patents

Abstract

PURPOSE:To provide an underfloor ventilator which can ventilate an underfloor space by utilizing solar energy and in which connecting wirings of a solar cell to a motor driven ventilating fan are simple and maintenances of the cell and the fan can be facilitated. CONSTITUTION:An opening 3 communicating with an underfloor space 2 is formed at an outer peripheral foundation of a building. A ventilating panel 4 openable with the opening 3 is provided. A solar cell 5 and a motor driven ventilating fan 6 are provided at the panel 4. In this case, the cell 5 is so provided in front of the panel 4 as to obliquely protrude downwardly forward. A ventilating port 7 of the panel 4 and the fan 6 are disposed under the cell 5. A containing box 8 which can be drawn forward from the opening 3 is contained in the space 2, and the panel 4 is attached to a front end of the box 8.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an underfloor ventilation device in which an opening communicating with an underfloor space is formed in an outer peripheral foundation of a building, and the underfloor space is ventilated in the opening.

[0002]

2. Description of the Related Art Conventionally, as shown in FIG. 6, an opening (b) communicating with an underfloor space is formed in an outer peripheral foundation (a) of a building, and a ventilation panel (c) that can be opened and closed is provided in the opening (b). ) Is provided under the floor ventilation device is known. In the underfloor ventilation device, an electric ventilation fan (d) is provided on the ventilation panel (c).
Is provided, and by operating the electric ventilation fan (d), the ventilation of the underfloor space is forced at the opening (b).

[0003]

However, in the above-mentioned conventional technique, it is general that an indoor power source is used as a drive power source for the electric ventilation fan (d). In addition to the increase in electricity costs, the wiring cost between the open / closed ventilation panel (c) and the indoor power supply becomes difficult. Also, as shown in FIG.
It is also possible to install the solar cell (e) on the upper end of a pole (f) standing upright on the outdoor surface or on the outdoor wall of the house (g) and operate the electric ventilation fan (d) by using the solar cell (e) as a driving power source. It is considered. In this case, the electricity bill is saved, but the ventilation panel (c) and solar cell (e) that are opened and closed
Wiring for connection to and becomes difficult as described above.

The present invention has been invented to solve the above-mentioned problems in the prior art, that is, the problem is to operate an electric ventilation fan using a solar cell as a driving power source to effectively utilize solar energy to underfloor. The space can be forcedly ventilated, and the ventilation panel itself to be opened and closed is equipped with a solar cell, so that the connection wiring between the solar cell and the electric ventilation fan is simple, and the ventilation panel has an opening. It is an object of the present invention to provide an underfloor ventilation device that can be easily opened and removed to perform maintenance of a solar cell and an electric ventilation fan.

[0005]

According to a first aspect of the present invention, there is provided an underfloor ventilation apparatus in which an opening communicating with an underfloor space is formed in an outer peripheral foundation of a building, and an opening / closing ventilation panel is provided in the opening. , The ventilation panel is provided with a solar cell and an electric ventilation fan that operates using the solar cell as a driving power source,
The above problem is solved by this configuration.

An underfloor ventilation device according to claim 2) of the present invention is the underfloor ventilation device according to claim 1), characterized in that a solar cell is provided in front of the ventilation panel so as to be inclined and projected downward and forward. And

An underfloor ventilation device according to claim 3) of the present invention is the underfloor ventilation device according to claim 2), characterized in that a ventilation port of the ventilation panel and an electric ventilation fan are arranged below the solar cell. And

An underfloor ventilation device according to claim 4) of the present invention is the underfloor ventilation device according to any one of claims 1) to 3), wherein the storage box can be pulled out from the opening to the outside front side. Is housed in the underfloor space, and a ventilation panel is attached to the front end portion of the storage box.

An underfloor ventilation system according to a fifth aspect of the present invention is the underfloor ventilation system according to the fourth aspect, wherein the opening and the underfloor space are communicated with each other through the ventilation panel and the internal space of the storage box. Characterize.

[0010]

In the underfloor ventilation system according to claim 1) of the present invention, an opening communicating with the underfloor space is formed in the outer peripheral foundation of the building, and a ventilation panel that can be opened and closed is provided in the opening.
Since the ventilation panel is equipped with a solar cell and an electric ventilation fan that operates using the solar cell as a driving power source, it is possible to perform the forced ventilation of the underfloor space by operating the electric ventilation fan using the solar cell as a driving power source. Moreover, the ventilation panel itself that is opened and closed is equipped with a solar cell together with an electric ventilation fan, and the connection wiring between the two is simple, and the ventilation panel can be removed from the opening to remove the solar cell and the electric ventilation fan. Maintenance can also be done easily.

In the underfloor ventilation system according to claim 2) of the present invention, in particular, since the solar cell is provided in front of the ventilation panel so as to be inclined and projected downward and frontward, the solar cell efficiently receives sunlight. Well received, the electric ventilation fan works effectively.

In the underfloor ventilation device according to claim 3) of the present invention, in particular, since the ventilation port of the ventilation panel and the electric ventilation fan are arranged below the above-mentioned inclined and projecting solar cell, the solar cell is It exerts a rainwater avoidance function to prevent rainwater from entering the ventilation port and the electric ventilation fan.

In the underfloor ventilation device according to a fourth aspect of the present invention, in particular, a storage box that can be pulled out from the opening to the front outside is stored in the underfloor space, and a ventilation panel is attached to the front end portion of the storage box. Therefore, the storage box can be pulled out by pulling open the ventilation panel to the front side, and stored items can be easily put in and taken out of the storage box.

In the underfloor ventilation device according to claim 5 of the present invention, particularly, since the opening and the underfloor space are communicated with each other through the ventilation panel and the internal space of the storage box, the underfloor space and the inside of the storage box are communicated with each other. Well ventilated and dried.

[0015]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The underfloor ventilation system shown in FIGS. 1 and 2 is an embodiment of the present invention, in which an opening 3 communicating with an underfloor space 2 is formed in an outer peripheral foundation 1 of a building, and the opening 3 can be opened and closed. The ventilation panel 4 is provided, and the solar cell 5 and the solar cell 5 are provided on the ventilation panel 4.
And an electric ventilation fan 6 that operates as a driving power source.

In the underfloor ventilation system of the embodiment, the solar cell 5 is provided in front of the ventilation panel 4 so as to be inclined and projected forward and downward, and the ventilation port 7 of the ventilation panel 4 and the electric motor are installed below the solar cell 5. A ventilation fan 6 is arranged. In addition, a storage box 8 that can be pulled out from the opening 3 to the front outside is housed in the underfloor space 2, and a ventilation panel 4 is attached to the front end portion of the storage box 8, and the opening 3 and the underfloor space 2 are provided.
And are communicated with each other through the ventilation panel 4 and the internal space 9 of the storage box 8.

The storage box 8 is a box type which is elongated in the front-rear direction and has an upward opening, and is integrally formed of synthetic resin. A total of four wheels 10 are attached to the lower part of the storage box 8 on the front and back sides thereof, and each wheel 10 is attached to the surface of the floor base.
The storage box 8 is slidably movable in the front-rear direction by being placed and supported on the 11 so as to be rollable in the front-rear direction. The floor base surface 11 is finished with a smooth surface by using asphalt, concrete or the like, and is formed so as to be continuous from under the floor to the outside of the building.

The internal space 9 of the storage box 8 is divided into a front storage space 9a and a rear storage space 9b by a partition wall 12 in the middle. The front storage space 9a stores waste items such as empty bottles and empty cans, or storage items such as cleaning tools that are frequently used outdoors. The stored items such as are stored. The front storage space 9a and the rear storage space 9b are provided with lids 13 that can be opened and closed, respectively, at the top openings. The lid 13 has a frame member 14 as shown in FIG.
And a filter panel detachably attached to the frame member 14.
15 and the filter panel 15 is removed from the frame material 14 and cleaned or replaced. Further, a handle bar member 16 is erected and fixed in the middle of the frame member 14, and the lid 13 is opened and closed by holding the handle bar member 16.

A ventilation panel 4 is attached to the front end of the storage box 8 in the form of a box having a substantially right-angled triangular cross section. The front surface 19 of the ventilation panel 4 is formed so as to incline and project forward and downward, and the solar cell 5 is formed on the front surface 19.
Is attached and fixed. The lower front surface 19 of the solar cell 5
A ventilation opening 7 in the form of a louver is provided in the ventilation opening 7, and the ventilation opening 7 communicates with the hollow interior of the ventilation panel 4. The ventilation panel 4
An electric ventilation fan 6 is accommodated and arranged in the hollow inside of the storage box 8. A ventilation port 18 formed in a front plate 17 of the storage box 8 and the ventilation port 7 are communicated with each other through the electric ventilation fan 6. There is. The electric ventilation fan 6 and the solar cell 5 are connected and wired inside the hollow of the ventilation panel 4. In this case, the electric ventilation fan 6 is automatically operated by using the solar battery 5 as a driving power source when the sun is shining in fine weather, and the underfloor space 2 and the rear storage space 9b are passed through the front storage space 9a of the storage box 8. Ventilated and dried.

A pull tab 20 is provided on the lower end portion of the front surface 19 of the ventilation panel 4, and the storage box 8 can be easily pulled forward together with the ventilation panel 4 by gripping the pull tab 20. Further, the rear surface of the upper end portion of the ventilation panel 4 is stopped by the inner peripheral step portion 21 of the opening portion 3 of the outer peripheral foundation 1, so that the ventilation panel 4 and the storage box 8 can be inserted into the opening portion 3. Passage is prevented. In this case, the opening 3
By providing a lock device (not shown) to be locked to the ventilation panel 4, it is possible to prevent the ventilation panel 4 and the storage box 8 from being opened and closed accidentally.

Therefore, in the underfloor ventilation system of this embodiment, the openable / closable ventilation panel 4 is provided in the opening 3 communicating with the underfloor space 2, and the solar cell 5 and the electric ventilation fan 6 are provided in the ventilation panel 4. Since it is equipped, solar cell 5
The electric ventilation fan 6 is operated by using as a driving power source, the solar energy is effectively used, and the underfloor space 2 is automatically and efficiently forcedly ventilated. Moreover, in this case, the connection wiring between the electric ventilation fan 6 provided in the opened / closed ventilation panel 4 itself and the solar cell 5 is simple, and the ventilation panel 4 is opened / closed from the opening 3 to remove the solar cell 5. And electric ventilation fan 6
It is also possible to easily perform maintenance.

Further, in the underfloor ventilation system of the embodiment,
Particularly, since the solar cell 5 is provided in front of the ventilation panel 4 so as to be inclined and projected downward and forward, the solar cell 5 efficiently receives sunlight, and the electric ventilation fan 6 operates effectively. Further, since the ventilation port 7 and the electric ventilation fan 6 of the ventilation panel 4 are arranged below the solar cell 5 which projects in the same inclination, the solar cell 5 exerts a rainwater avoiding function, and the ventilation port 7 and the electric ventilation are provided. Rainwater is prevented from entering the fan 6.
Further, since the storage box 8 that can be pulled out to the outside front side from the opening 3 is stored in the underfloor space 2 and the ventilation panel 4 is attached to the front end portion of the storage box 8, pull the ventilation panel 4 to the front side. Storage box 8 by opening
The storage box 8 can be pulled out, and stored items can be easily put in and taken out of the storage box 8. Further, since the opening 3 and the underfloor space 2 are communicated with each other through the ventilation panel 4 and the front storage space 9a of the internal space 9 of the storage box 8, both the underfloor space 2 and the front storage space 9a are ventilated and dried. .

The underfloor ventilation device shown in FIGS. 4 and 5 is another embodiment of the present invention. In the underfloor storage device of this embodiment, the ventilation panel 4 has a rectangular plate shape and penetrates the four corners thereof. The screw 22 is screwed to the peripheral frame portion of the opening 3 of the outer peripheral foundation 1 so that the screw 22 is openably and closably attached to the opening 3. A support plate portion 23 is provided on the upper part of the front surface of the ventilation panel 4 so as to project forward and downward.
The solar cell 5 is attached and fixed on the top. Further, a plurality of slit-shaped ventilation openings 7 are formed in a line in the middle of the ventilation panel 4, and a box portion 24 is provided so as to project from the rear side of the portion where the ventilation openings 7 are formed. An electric ventilation fan 6 is housed in the portion 24. In this case, the box part 24
A ventilation port 18 formed in the rear plate portion is communicated with the ventilation port 7 via an electric ventilation fan 6, and the underfloor space 2 is ventilated by operating the electric ventilation fan 6.

Therefore, also in the underfloor ventilation system of this embodiment, the electric ventilation fan 6 is driven by using the solar cell 5 as a driving power source.
Is operated, the solar energy is effectively used, and the underfloor space 2 is efficiently forcedly ventilated. Moreover, the connection wiring between the electric ventilation fan 6 provided on the ventilation panel 4 itself to be opened and closed and the solar cell 5 is simple, and the ventilation panel 4 can be removed from the opening 3 to remove the solar cell 5 and the electric ventilation. Fan 6
It is also possible to easily perform maintenance. Further, since the solar cell 5 is provided in front of the ventilation panel 4 so as to incline and project downward and forward, the solar cell 5 efficiently receives sunlight and the electric ventilation fan 6 operates effectively. Further, since the ventilation port 7 and the electric ventilation fan 6 of the ventilation panel 4 are arranged below the solar cell 5 which is inclined and projected, the solar cell 5 exerts a rainwater avoiding function, and the ventilation port 7 and the electric ventilation are provided. Rainwater is prevented from entering the fan 6.

[0025]

As described above, in the underfloor ventilation device according to claim 1) of the present invention, an openable / closable ventilation panel is provided at an opening communicating with the underfloor space, and the ventilation panel has a solar cell and electric ventilation. Since it is equipped with a fan, it is possible not only to make effective use of solar energy to perform forced ventilation of the underfloor space, but also to provide an electric ventilation fan and a solar cell provided on the opened / closed ventilation panel itself. The connection wiring is simple, and the solar panel and the electric ventilation fan can be easily maintained by opening and removing the ventilation panel from the opening.

Further, in the underfloor ventilation device according to claim 2) of the present invention, in particular, since the solar cell is provided in front of the ventilation panel so as to incline and project forward and downward, the solar cell is solar. Efficiently, the electric ventilation fan operates effectively.

Further, in the underfloor ventilation device according to claim 3) of the present invention, in particular, since the ventilation port of the ventilation panel and the electric ventilation fan are arranged below the tilted and projecting solar cell, the same solar system is used. The battery has a function of avoiding rainwater and prevents rainwater from entering the ventilation port and the electric ventilation fan.

Further, in the underfloor ventilation apparatus according to claim 4) of the present invention, in particular, a storage box which can be drawn out to the outside front side from the opening is stored in the underfloor space, and a ventilation panel is provided at the front end portion of the storage box. Since it is attached, the storage box can be pulled out by pulling open the ventilation panel to the front side, and stored items can be easily put in and taken out of the storage box.

Further, in the underfloor ventilation device according to claim 5) of the present invention, in particular, since the opening and the underfloor space are communicated with each other through the ventilation panel and the internal space of the storage box, the underfloor space is also stored together. The inner space of the box is also ventilated and dried.

[Brief description of drawings]

FIG. 1 is a cross-sectional view showing an underfloor ventilation device according to an embodiment of the present invention.

FIG. 2 is a perspective view showing the underfloor ventilation device.

FIG. 3 is an exploded perspective view showing a lid of a storage box used in the underfloor ventilation device.

FIG. 4 is a cross-sectional view showing an underfloor ventilation device according to another embodiment.

FIG. 5 is a perspective view showing the underfloor ventilation device.

FIG. 6 is a schematic front view showing an underfloor ventilation device that is a conventional example of the present invention.

[Explanation of symbols]

 1 Peripheral foundation 2 Underfloor space 3 Opening 4 Ventilation panel 5 Solar cell 6 Electric ventilation fan 7 Ventilation port 8 Storage box 9 Internal space

Claims (5)

[Claims] 1. An opening for communicating with an underfloor space is formed in an outer peripheral foundation of a building, and a ventilation panel that can be opened and closed is provided in the opening, and a solar cell and an electric motor that operates using the solar cell as a driving power source are provided in the ventilation panel. An underfloor ventilation system equipped with a ventilation fan. 2. The solar cell is provided in front of the ventilation panel so as to project obliquely downward and forward.
Underfloor ventilation system as described. 3. The underfloor ventilation apparatus according to claim 2, wherein a ventilation port of the ventilation panel and an electric ventilation fan are arranged below the solar cell. 4. A storage box which can be pulled out to the outside front side from the opening is housed in the underfloor space, and a ventilation panel is attached to the front end portion of the storage box. An underfloor ventilation system according to one of the claims. 5. The underfloor ventilation device according to claim 4, wherein the opening and the underfloor space are communicated with each other through the ventilation panel and the internal space of the storage box.