JP2544573B2 - Underfloor air introduction device - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an underfloor air introduction device which can blow out an underfloor air at a small angle with a floor surface and can adjust the blowing direction to improve comfort.

[0002]

2. Description of the Related Art In recent years, in order to improve the habitability and comfort of a house, by introducing indoor underfloor air that is cooler in the summer and warmer in the winter than the open air, the underfloor that performs air conditioning and ventilation while saving energy. Air introduction devices are becoming popular.

Conventionally, the outlet of such an underfloor air introduction device is formed to be substantially flat with the floor surface by disposing a louver in the opening provided in the floor body.

[0004]

However, in such a conventional device, the blowing direction of the underfloor air is only upward, and if , for example, furniture or the like is above, the underfloor air is blown out.
It was not easy to use because it could not interfere with the blowing of the air and could not adjust the blowing direction.

According to the present invention, in a hole provided in a floor cover that covers an opening of a floor body, a lid body having a blowout opening that is hemispherical from the floor cover and blows underfloor air at a small angle with the floor surface. It is an object of the present invention to provide an underfloor air introduction device capable of freely adjusting the blowing direction and improving comfort based on arranging the rotatably.

[0006]

In order to achieve the above-mentioned object, the underfloor air introduction device of the present invention is provided with a blower device having a blower arranged in an underfloor space and blowing out underfloor air on a floor of a house. It is attached to the floor cover that covers the opening, and the floor cover is provided with a hole that communicates with the blower opening of the blower device through the riser plate , and the hole projects into a hemispherical shape from the floor cover.
While distribution rotatably the lid having to blowout blow bed under air, in the lid, against the inner surface of said power-up plate
A spring piece for
Guy that guides blown underfloor air at a small angle with the floor
It has a board.

[0007]

In this way, the underfloor air introduction device is provided with a blower tool and a hemispherical protrusion from the floor cover at a small angle with the floor cover in a hole provided in the floor cover that covers the opening of the floor. A lid having an outlet for blowing air is rotatably arranged. Therefore, for example , if there is a bottom plate such as furniture above the lid,
Also, the underfloor air can be blown out without being disturbed by the furniture and the like , and the blowing direction can be freely adjusted over 360 °, so that usability and comfort can be improved.

Further, since the lid body projects from the floor lid in a hemispherical shape, it is possible to eliminate a vertical step from the floor surface,
It can prevent stumbling while walking and improve safety.

[0009]

DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. In the drawing, the underfloor air introduction device according to the present invention includes a blower tool 3 having a blower 2 arranged in an underfloor space S for blowing underfloor air, and a floor cover 4 covering an opening A provided in a floor F of a house. is attached, a hole 6 which communicates through the start-up plate 43 to the air blowing port 5 of the blower Kigu 3 on the floor lid 4 provided, and in the hole portion 6, the floor under protrude from the floor lid 4 hemispherically A lid 9 having a blowout port 7 for blowing air is rotatably arranged. Further, the lid 9 is in contact with the inner surface of the rising plate 43.
Is provided with a spring piece 50 for
Guide plate that guides the underfloor air that is generated at a small angle with the floor surface
52 is provided.

Further, in this embodiment, a cabinet C having a detachable bottom plate D passing over the lid body 9 and capable of blowing underfloor air from the lid body 9 is arranged on the floor body F.

As shown in FIG. 1, the floor F has a base plate 13 made of, for example, a plaster board on the upper surface of a frame in which frame members 11 made of channel steel are joined in a rectangular shape with their groove portions facing each other.
An integrally transportable floor panel 12 in which a wooden floor plate 14 and a wooden floor plate 14 are affixed to each other is horizontally projected onto a support bracket 15 having an L-shaped cross section, which is bolted to an indoor surface of a rising portion B1 protruding from the surface of a cloth foundation B. The lower surface of one end is placed on the piece 15A and the other end is supported by another cloth base parallel to the cloth base B by using an appropriate receiving metal fitting (both not shown), and under the floor plate 13 under the floor. It is formed by forming a space S and horizontally extending it between the cloth foundation B and another cloth foundation.

A plurality of joists 16 ... Receiving the lower surface of the base plate 13 are installed in parallel on the frame of the floor panel 12, and the base plate 13 and the floor plate 14 of the floor panel 12 forming the floor F are formed. Is provided with a rectangular opening A.
Further, the cloth foundation B is a wall panel 1 which forms an outer wall of the house through a base metal fitting 17 having an L-shaped cross section at the upper end of the rising portion B1.
Support the lower end of 9.

A mounting frame 20 for mounting and supporting the floor cover 4 covering the opening A is mounted on the peripheral edge of the opening A. The mounting frame 20 is formed of four support fittings 20a, and the support fitting 20a is a horizontal upper piece 2 which is screwed onto the floor plate 14 as shown in FIGS.
0A and the hanging piece 2 that hangs from the edge facing the opening A
0B and a horizontal receiving piece 20C extending in a small length from the lower end of the hanging piece 20B toward the opening A, and made of a long aluminum extruded material. It is to be noted that vertical and small-length projections 21, 21 are provided so as to face each other on the upper and lower surfaces of the hanging piece 20B facing the floor plate 14 and the base plate 13.

The support fittings 20a extend over the entire length of each side facing the opening A of the rectangle, are screwed to the floor plate 14, and are notched at the ends thereof so that they are abutted against each other and crossed at right angles. The two support fittings 20a, 20a are connected to each other by an L-shaped connecting fitting 22 in which one piece is inserted between the protrusions 21, 21 and the hanging piece 20B and screwed together, whereby the peripheral edge of the opening A is formed. A rectangular frame-shaped mounting frame 20 for applying makeup is formed.

The floor cover 4 comprises four main body frames 23 mounted on the respective support fittings 20a of the mounting frame 20 and a flat rectangular laminate 24 covering the opening A. Body frame 2
As shown in FIGS. 5 and 6, 3 is a horizontal mounting piece 23A which is mounted on the upper piece 20A of the support fitting 20a and extends toward the opening A, and a lower surface and opening of the mounting piece 23A. A standing piece 23B that hangs along the hanging piece 20B at a position reserved from the edge facing A, and a horizontal piece that extends from the lower end of the standing piece 23B toward the opening A and is placed on the receiving piece 20C. Which is a long piece of aluminum extruded material having a lower piece 23C, and which has vertical and small length projections 25, 25 in a direction facing the opening A of the standing piece 23B and above and below. It is protruding.

The two main body frames 23, 23 which are orthogonal to each other abut against each other by notching the ends thereof obliquely, and one piece is inserted between the protrusions 25, 25 and the standing piece 23B. The four body frames 23 ... Are screwed to each other by using an L-shaped connecting fitting 26 that is screwed to form a rectangular frame shape.

Further, the laminated body 24 has a support plate 27 made of a rectangular metal plate whose lower surface is placed on the lower piece 23C of the body frame 23, and the butyl tape 2 is provided on the upper surface of the support plate 27.
9 and a rectangular plywood 30 placed via 9
A thin surface material 31 made of, for example, a vinyl chloride resin, which is placed on the upper surface and whose peripheral upper surface is in contact with the lower surface of the placing piece 23A, is formed. This laminated body 24 has 4
The four body frames 23, which are arranged on the sides and screwed to each other, are integrally coupled to each other to form the floor cover 4, and the floor cover 4 connects the body frames 23 to the mounting frame. By mounting it on 20, the rectangular opening A can be covered.

The laminate 24 can be removed by taking out the floor cover 4 and removing one body frame 23 as shown in FIG. Therefore, the surface material 31 can be easily replaced according to the desired flooring or the upper surface processing of the floor plate 14. The support plate 27 ensures a sufficient strength of the floor cover 4.

A circular hole 6 is formed in the laminate 24 of the floor cover 4. At the periphery of the hole portion 6, a parting material 32 having an L-shaped cross section is fixed over the entire circumference by using, for example, a double-sided tape, and the support plate 27 is elongated toward the hole portion 6 beyond the parting material 32. It has an extension 27A that extends up.

Further, the floor cover 4 is provided with a blower unit 3 having a blower 2 arranged in the underfloor space S for blowing underfloor air.

As shown in FIGS. 3, 5, and 6, the blower unit 3 is a horizontal and oblong rectangular mounting piece that is bolted to the lower surface of the support plate 27 of the laminated body 24 through an appropriate cushion material 33. 34, a trapezoidal side piece 35 that hangs from the end edge of the attachment piece 34 extending in the longitudinal direction, and a vertically long rectangular projection piece 36 that protrudes by bending at a right angle from the vertical edge of the side piece 35. A pair of parallel side members 37, 3
7. A vertical and rectangular mounting plate 39 which is bridged between the projecting pieces 36, 36 by being screwed to the projecting pieces 36, 36 of the side members 37, 37 and the mounting plate 39. The blower 2 has a suction port 40 for underfloor air, which is connected to the suction plate 40 and is fixed to a mounting plate 39 and arranged between the side members 37. The suction port 40 is covered with an insect-proof net 40A.

Further, the blower port 5 provided on the upper surface of the blower 2 of the blower device 3 has the hole 6 and the air introducing portion 41 rising up.
It communicates through the baffle 43 .

The air introduction portion 41 is fixed to the horizontal upper surface of the blower 2 and has a lower plate 42 provided with a hanging piece 42A that hangs down along one vertical side surface of the blower 2, and the upper surface of the lower plate 42. And a rising plate 43 in a cylindrical shape that stands up from the blower so as to surround the blower port 5, and the upper end of the rising plate 43 is an extension of the support plate 27 as shown in FIGS. 3, 4, and 7. Since the hole 6 is located near the periphery of the portion 27A,
It communicates with the blower opening 5 of the blower device 3.

[0024] Inside below the front Symbol startup plate 43, as shown in FIGS. 3 and 4, the shaft 44 is bridged, the semicircular and the pair of shutter plates 45 and 45 in this shaft 44 It is pivotally attached. The shutter plate 45 is repelled by the underfloor air blown from below as shown by the alternate long and short dash line in FIG. 3, and is normally placed on the cushion member 46 made of a soft packing material provided at the lower end of the rising plate 43. Raised plate 4
3 Shields the inside to prevent cold air from entering under the floor, especially in winter.

In this way, the shutter plates 45, 4 are automatically
The blower opening 5 can be opened and closed by 5 to reduce the cost as compared with the electric type, and the cushion material 46 can reduce the impact sound when the shutter plates 45, 45 close the blower opening 5. Further, in this example, since the two shutter plates 45, 45 are used, the shutter plates 45, 4
It is possible to reduce the stroke when the member 5 is flipped up, and to shorten the vertical length of the rising plate 43. Therefore, it is also useful for downsizing the blower device 3.

Since the blower unit 3 is attached to the lower surface of the floor cover 4, the plane size of the opening A covered by the floor cover 4 becomes larger than that of the blower unit 3 as shown in FIG. By appropriately setting the plane size of the opening A, the blower unit 3 having the large blower 2 can be installed, and the blowing and cooling / heating efficiency can be improved.

Further, the floor cover 4 to which the blower tool 3 is attached is
Since it is arranged by placing it on the mounting frame 20,
All of the installation work can be done on the floor, there is no need to go under the floor, and the construction can be facilitated and labor saving can be achieved.

A lid 9 having an outlet 7 is arranged in the hole 6. The lid 9 is provided with, for example, three outlets 7 on a circular base body 9A whose upper surface is convex and has an arc shape with a large radius of curvature. Further, a mounting surface 47 to be mounted on the extension portion 27A of the support plate 27 is formed on the lower surface of the peripheral edge of the base body 9A, and a falling portion 49 that hangs down along the inner peripheral surface of the upper end of the rising plate 43 is lowered. Further, a spring piece 50 is attached to the outer peripheral surface of the falling portion 49 over the entire circumference thereof.

Two concave portions 51, 51 for gripping the base body 9A are provided on the upper part of the base body 9A, and the blowout direction of the underfloor air is guided obliquely upward at a small angle to the floor surface through the outlets 7 ... Arc-shaped guide plates 52, 52 are arranged.

The guide plate 52 has concave grooves 52A and 52A for fitting the side wall 53 of the base body 9A extending between the adjacent outlets 7 and 7 at the upper end thereof, and as shown in FIG. Fixing pieces 54, 54 which are respectively tacked to the lower surface of the base body 9A located below and the inner surface of the lowering portion 49.
The guide plate 5 is formed by fitting a recessed portion formed at the lower end of the guide plate 52 into a support piece 55 that is slanted across the guide plate 5.
2 is supported.

The lid 9 as described above faces its outer peripheral surface to the parting member 32 fixed to the hole 6 of the floor lid 4,
Moreover, by mounting the mounting surface 47 on the extension 27A of the support plate 27, the mounting surface 47 is covered so as to cover the hole 6 and is rotatable.

The lid 9 is, for example, 30 from the upper surface of the floor lid 4.
Since it has a hemispherical projection with a small projection amount of about mm and blows out the underfloor air at a small angle with the floor surface, it is possible to directly blow the air to a person at a distance. The step that rises vertically from the floor can be eliminated, stumbling can be prevented when walking, and safety can be improved. Note that the lid 9 always protrudes in a hemispherical shape from the floor surface not only during use, but it is possible for a resident to recognize the protrusion of the lid 9 and the stumbling prevention effect can be further enhanced.

Further, the spring piece 50 has the air introducing portion 41.
The lid 9 is pressed against the inner surface of the upper end of the upright plate 43 to prevent the lid 9 from fluctuating, and the lid 9 is rotated by using the recesses 51, 51 as a clue so that the blowing direction of the underfloor air is 360 °. It can be adjusted freely.

The floor body F is provided with a cabinet C capable of blowing underfloor air from the lid body 9. In this example, the cabinet C is a vanity K having a drawer E, as shown in FIGS. 1, 9 and 10, and a vertical back plate 6
It has side plates 61, 61 projecting at a right angle from 0 and forming both side walls of the drawer part E, and the lowermost drawer 62 arranged in the drawer part E is formed by the dowels 63 provided on the side plates 61, 61. It is supported by a horizontal bottom plate D that is detachably arranged.

The opening A is provided in the floor F below the bottom plate D and between the side plates 61, 61.
The floor cover 4 to which the blower unit 3 is attached is placed on the attachment frame 20 attached to the peripheral edge of the bottom plate D, and an opening 64 is provided between the front end of the bottom plate D and the top surface of the floor F. To be
Therefore, the bottom plate D passes over the lid body 9, which is the floor cover 4 in this example, and the underfloor air from the lid body 9 passes through the opening 64.
It can be blown out from the lower part of the vanity table K.

Since the floor cover 4 is installed below the bottom plate D of the dressing table K in this manner, the cover 9 is hidden and the appearance can be improved, and by removing the bottom plate D, the cover 9 can be conveniently rotated. It is possible to move, and it is easy to change the blowing direction.

11 and 12 show another example of the cabinet C. In this example, the cabinet C is a storage furniture L having a door 65, and is provided with side plates 69, 69 which project from a vertical back plate 66 at a right angle and form both side walls of a storage part 67 which is opened and closed by the door 65. Together with the storage section 67
The bottom plate D is removable by dowels provided on the side plates 69, 69.

The floor cover 4 is arranged in an opening A provided in the floor F between the side plates 69, 69 below the bottom plate D, and the front end of the bottom plate D and the upper surface of the floor F are connected to each other. An opening 70 that allows the underfloor air from the lid 9 to pass therethrough is formed between the openings.

Therefore, by removing the bottom plate D,
The blower unit 3 can be taken out to the storage unit 67 together with the floor cover 4 without moving the storage furniture L, which facilitates maintenance.

As a cabinet C, a vanity K,
In addition to the storage furniture L, various things such as a kitchen stand and furniture with a counter can be adopted.

[0041]

As described above, the underfloor air introducing device of the present invention is a floor which is hemispherically projected from the floor cover into a hole provided in the floor cover to which a blower is attached and which covers the opening of the floor. distribution result together a lid body having an air outlet blowing out the lower air rotatably
Then, connect the air blower port and the hole of the blower device to this lid.
The spring piece that contacts the inner surface of the rising plate and the blowout port
Guide that guides the underfloor air that is emitted at a small angle with the floor surface
And a board. Therefore, above the lid, for example, a house
Even if there are tools etc., the underfloor air can be removed from the floor surface by the guide plate.
Because it can blow out at a small angle,
Stable air under the floor without being disturbed by furniture etc.
It can be blown out and looks good with this underfloor air introduction device.
The spring piece can be used to secure the lid.
It can be securely held at the current rotation position without grabbing,
Moreover, the blowing direction can be freely adjusted by the rotation of the lid, and the comfort can be improved.

Further, since the lid body projects in a hemispherical shape from the floor lid, a vertical step from the floor can be eliminated, stumbling at the time of walking can be prevented, and safety can be improved.

[Brief description of drawings]

FIG. 1 is a sectional view showing an embodiment of the present invention.

FIG. 2 is a plan view thereof.

FIG. 3 is a cross-sectional view showing a main part thereof.

FIG. 4 is a cross-sectional view showing a main part thereof.

FIG. 5 is an exploded perspective view thereof.

FIG. 6 is a partial cross-sectional view showing the floor cover attachment structure in an enlarged manner.

FIG. 7 is a partial cross-sectional view showing an enlarged attachment structure of a lid body.

FIG. 8 is an exploded perspective view showing a structure of a floor cover.

FIG. 9 is a front view illustrating a cabinet.

FIG. 10 is a partial perspective view showing the main part thereof.

FIG. 11 is a partial front view showing another example of the cabinet.

FIG. 12 is a partial perspective view showing a main part thereof.

[Explanation of symbols]

2 Blower 3 Blower device 4 Floor cover 5 Blower 6 Hole 7 Outlet 9 Lid 43 Lid up plate 50 Spring piece 52 Guide plate A Opening F Floor S S Underfloor space

Claims (1)

(57) [Claims] 1. A blower device having a blower arranged in an underfloor space for blowing out underfloor air is attached to a floor cover covering an opening provided in a floor of a house, and the blower device blows the floor cover. a hole communicating through the start-up plate to the mouth is provided, and in the hole portion, the lid having the outlet protrudes from the floor lid hemispherically blowing bed under air as well as distribution rotatably, This
In the lid body of, provided with a spring piece that contacts the inner surface of the rising plate,
Moreover, the underfloor air blown from the blow-out port to the lid body.
The guide plate that guides the vehicle at a small angle with the floor is installed.
A characteristic underfloor air introduction device.