JP4149787B2 - Floor blowing air conditioning ventilation system - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a floor blowing air-conditioning / ventilation system using a space under a building.
[0002]
[Prior art]
2. Description of the Related Art In general, a floor blowing air-conditioning and ventilation system is known in which blown air from an indoor unit is blown into an underfloor space of a building, and the air blown into the underfloor space is blown into a conditioned room through an outlet. In this kind of thing, what provided the said blower outlet in the baseboard provided in the to-be-conditioned room is proposed conventionally (for example, refer patent document 1).
[0003]
[Patent Document 1]
Japanese Patent Laid-Open No. 7-127881
[Problems to be solved by the invention]
However, in the conventional configuration, the air blown through the air outlet forms a wall surface adhering flow along the wall surface of the chamber to be conditioned and is blown out to the upper space of the chamber to be conditioned. There's a problem. Moreover, when furniture etc. are arrange | positioned near a baseboard, the said furniture etc. become obstructive, and there exists a problem that the air-conditioning efficiency by the air which blows off from a blower outlet further deteriorates. Furthermore, in the conventional configuration, there is a problem that uncomfortable feeling such as a draft is obtained depending on the blown-out air volume.
[0005]
SUMMARY OF THE INVENTION Accordingly, an object of the present invention is to provide a floor-blowing air conditioning / ventilation system that eliminates the problems of the above-described conventional technology and can significantly improve the air conditioning efficiency and comfort in the conditioned room as compared to the conventional one. There is to do.
[0006]
[Means for Solving the Problems]
The invention described in claim 1 is directed to a floor blowing cooling / heating ventilation system in which blown air from an indoor unit is blown into an underfloor space of a building, and the air blown into the underfloor space is blown into a conditioned room through an outlet. an outlet provided in the conditioning chamber, constituted by core print member disposed consecutively on the inner wall of the building, the core print member and second wall structure of the indoor side and the wall side, over the wall side of the member A wind direction changing member is provided which is continuously formed in the longitudinal direction of the edge portion and protrudes toward the member on the indoor side and guides the air blown through the outlet to the center side of the conditioned room. .
[0007]
According to a second aspect of the present invention, in the first aspect, the substantially half of the outlet is closed with a closing plate, and the opening area corresponding to the remaining half is slid in the longitudinal direction of the baseboard member. A variable shutter is provided .
[0008]
According to a third aspect of the present invention, in the first aspect of the present invention, a shield that protrudes toward the wall-side member is provided at the lower edge of the indoor-side member .
[0009]
According to a fourth aspect of the present invention, in the first aspect of the present invention, a member that is operated by the blown air is disposed in the space portion of the baseboard member, and a quantitative change of the blown air is visually confirmed by the operation of the member. It is characterized by adding functions that enable it .
[0014]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, an embodiment of the present invention will be described with reference to the accompanying drawings.
[0015]
FIG. 1 is a plan view of a building. In this building 1, an entrance 2, a hallway 3, a storage 4, a machine room 5, and four conditioned rooms 6 to 9 are formed. In the machine room 5 described above, an indoor unit 10 that constitutes the main floor blowing air-conditioning and ventilation system is installed. The outdoor unit 11 is connected to the indoor unit 10 via two refrigerant pipes 11A and 11B, and these constitute a known air conditioner.
[0016]
The indoor unit 10 faces the space of the machine room 5, and the air outlet passes through the floor board of the building 1 and faces the underfloor space 50 (see FIG. 2). A plurality of air ducts 12 are arranged so that air can be uniformly supplied to the underfloor space 50, and these air ducts 12 are connected to the air outlet of the indoor unit 10 under the floor.
[0017]
In the present embodiment, the air blown from the indoor unit 10 is blown into the underfloor space of the building 1 through the plurality of air ducts 12, and the air blown into the underfloor space is provided in each of the conditioned rooms 6-9. Each of the conditioned rooms 6 to 9 is air-conditioned by being blown out to the conditioned rooms 6 to 9 through the baseboard member 15. The baseboard member 15 according to the present embodiment is a decorative material attached so as to surround the positions where the original baseboard is attached, that is, the four sides of the lower edge of the walls of the conditioned rooms 6 to 9.
[0018]
FIG. 2 is a cross-sectional view of the baseboard member 15. The baseboard member 15 has a two-wall structure including a room-side member 16 and a wall-side member 17.
[0019]
An air outlet 18 to the conditioned rooms 6 to 9 is formed between the indoor member 16 and the wall member 17, and the air outlet 18 is an opening 43 formed between the floor 41 and the wall 42. And communicates with the underfloor space 50. And the wind direction change member 19 which protrudes in a substantially triangular shape toward the indoor side member 16 is integrally formed in the upper edge part of the wall side member 17. The wind direction changing member 19 has a function of guiding the air from the outlet 18 to the center of the conditioned rooms 6 to 9 as indicated by an arrow A.
[0020]
In this configuration, as shown in FIG. 3, even if the furniture 44 is installed or moved near the baseboard member 15, the wind direction changing member 19 is provided on the upper edge portion of the wall-side member 17. Is not blown along the wall 42 but is blown in the direction of the arrow B, led to the center of the conditioned rooms 6 to 9, and blown along the wall surface of the furniture 44. Secured.
[0021]
In this system, the air from the air outlet 18 is uniformly ventilated at a low speed, so that an uncomfortable draft is not felt. The contaminated air in the conditioned rooms 6 to 9 is pushed up by the uniform ascending current. If ventilating openings are provided in the ceilings of the conditioned rooms 6 to 9, polluted air riding on the rising air current can be discharged. The conditioned air after removing the contaminated air is desirably circulated and led to the conditioned room.
[0022]
FIG. 4 shows a reference example in the case where the wind direction changing member 19 is not provided on the baseboard member 15. In the case of this reference example, as shown by the arrow C, the air blown through the outlet 18 forms a wall surface adhering flow along the wall surfaces of the conditioned rooms 6 to 9 and the upper space of the conditioned rooms 6 to 9. The air conditioning efficiency is not good.
[0023]
In the present embodiment, since the wind direction changing member 19 is provided, the wall surface adhering flow is prevented, and the air blown through the outlet 18 is guided to the center side of the conditioned rooms 6 to 9 and reaches the center evenly, thereby improving the air conditioning efficiency. Will improve.
[0024]
FIG. 5 shows another embodiment.
[0025]
The baseboard member 21 has a two-wall structure including an indoor member 22 and a wall member 23, and an upper space between the indoor member 22 and the wall member 23 is blocked by the member 24. A horizontally long slit 25 is formed in the indoor member 22. This slit 25 comprises the blower outlet to the to-be-conditioned rooms 6-9. Also by this, the air blown through the slit 25 is guided to the center side of the conditioned rooms 6 to 9 and reaches the center evenly, thereby improving the air conditioning efficiency. The air outlet is not limited to the horizontally long slit 25, and may be a circular hole.
[0026]
FIG. 6 shows another embodiment.
[0027]
The baseboard member 31 has a two-wall structure of a member 32 on the indoor side and a member 33 on the wall side, and a shield 34 that protrudes toward the member 33 on the wall side at the lower edge of the member 32 on the indoor side. And a shielding body 35 protruding toward the indoor side member 32 is provided at the upper edge of the wall side member 33. Reference numeral 36 denotes an air outlet. According to this, since the air from the underfloor space 50 crosses the inner side of the baseboard 31 obliquely and then is blown as shown by the arrow X, the air is directed to the central side of the conditioned rooms 6 to 9. Guided to the center evenly, air conditioning efficiency is improved.
[0028]
FIG. 7 shows another embodiment.
[0029]
In this embodiment, the baseboard member 60 has a two-wall structure of a member 61 on the indoor side and a member 63 on the wall side, and both ends are connected by members 64 and are unitized in advance. Since the baseboard member 60 is previously unitized, the construction is facilitated. The structure of the baseboard member 60 may be a structure according to each of the above embodiments.
[0030]
FIG. 8 shows another embodiment.
[0031]
The baseboard member 70 has a two-wall structure including a room-side member 71 and a wall-side member 73, and the opening area of the blowout opening 74 can be varied in the blowout opening 74 formed between the members. A shutter 75 is provided. In this case, in the longitudinal direction of the baseboard member 70, substantially half of the air outlet 74 is closed by the closing plate 76, and the shutter 75 is blocked by the closing plate 76 by sliding in the longitudinal direction of the baseboard member 70. The opening area corresponding to the remaining half of the remaining outlet 74 is variable. This shutter 75 can be applied to all the baseboards of the above embodiments.
[0032]
Furthermore, as another embodiment, in FIG. 1, the shutter 75 may be provided over the entire baseboard member 15 surrounding the surroundings of the conditioned rooms 6 to 9. According to this, the position of a blower outlet can be arbitrarily changed according to the layout of furniture at the time of refurbishment in the conditioned rooms 6-9.
[0033]
FIG. 9 shows another embodiment.
[0034]
In the present embodiment, a rotating body 77 that rotates by the flow of blown air flowing through the space is disposed in the space between the room-side member 71 and the wall-side member 73. When the display body 78 capable of displaying with weak power is arranged and the number of rotations of the rotating body 77 increases, the display form of the display body 78 changes, whereby the quantitative change of the blown air can be visually confirmed. It is configured. Specifically, a generator is connected to the rotating shaft of the rotating body 77 and, for example, a DC power source is obtained from this, and the display form of the display body 78 is changed, or the rotating shaft of the rotating body 77 is rotated. It is possible to change the display form of the display body 78 by connecting an encoder and obtaining a DC power supply according to the number of rotations detected by the encoder. Alternatively, instead of the display body 78, a window hole made of a transmissive member allowing the inside to be visually observed may be provided, and a rotating body 77 having a recognition effect may be disposed inside the window hole. In this case, when the number of rotations of the rotator 77 increases, the display form is configured to be changed, whereby the quantitative change of the blown air can be visually confirmed.
[0035]
In this embodiment, the following effects are produced.
[0036]
(1) In the conventional configuration, the air blown through the air outlet forms a wall surface adhering flow along the wall surface of the conditioned room and is blown out into the upper space of the conditioned room. There is a problem, which can be improved and the air conditioning efficiency in the conditioned room can be improved, and the wall surface can be prevented from being soiled.
[0037]
(2) Since the air supply duct under the floor is not connected to the air outlet that sends out the conditioned air into the room to be conditioned, even if the room volume changes significantly, such as when the partition wall is changed, The comfort can be obtained only by adding and setting the baseboard with the air outlet function without requiring any change.
[0038]
(3) The air volume can be increased or decreased very easily without being affected by changes in the furniture layout.
[0039]
{Circle around (4)} Since this system blows conditioned air under the floor, radiation cooling and heating effects from the floor can be obtained.
[0040]
(5) By controlling the opening of the outlet, it is possible to control by zone during heating and cooling.
[0041]
(6) The effect of becoming suitable for detached houses and collective housings incorporating the concept of skeleton and infill can be obtained.
[0042]
As mentioned above, although this invention was demonstrated based on one Embodiment, it is clear that this invention is not limited to this.
[0043]
【The invention's effect】
According to the present invention, the air conditioning efficiency in the conditioned room can be significantly improved as compared with the conventional one.
[Brief description of the drawings]
FIG. 1 is a plan view showing an embodiment of a floor blowing air conditioning ventilation system according to the present invention.
FIG. 2 is a sectional view of the same.
FIG. 3 is a cross-sectional view showing a reference example.
FIG. 4 is a cross-sectional view showing another embodiment.
FIG. 5 is a cross-sectional view showing another embodiment.
FIG. 6 is a perspective view showing another embodiment.
FIG. 7 is a perspective view showing another embodiment.
FIG. 8 is a cross-sectional view showing another embodiment.
FIG. 9A is a cross-sectional view showing another embodiment, and FIG. 9B is a plan view.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Building 5 Machine room 6-9 Harmonized room 10 Indoor unit 11 Outdoor unit 12 Air duct 15, 21, 31, 60, 70 Skirting members 16, 22, 32 Indoor side members 17, 23, 33 Wall side members 18, 25, 36 Air outlet 19 Wind direction changing member

Claims (4)

In a floor blowout air-conditioning / ventilation system that blows air blown out from an indoor unit into an underfloor space of a building and blows the air blown into the underfloor space into a conditioned room through the blowout opening, the blowout opening is provided in the conditioned room. A baseboard member continuously installed on the inner wall of the building . The baseboard member has a two-wall structure on the indoor side and the wall side, and is continuous in the longitudinal direction of the upper edge of the wall side member. Te, the formed projecting toward the indoor side of the member, the floor blowing air-conditioning ventilation system, characterized in that the air blown through the air outlet, with a direction changing member for guiding towards the center of the harmonic chamber. 2. The shutter according to claim 1, further comprising: a shutter that closes substantially half of the air outlet with a closing plate and changes an opening area corresponding to the remaining half in the longitudinal direction of the baseboard member. of floor it blows-out heating and cooling ventilation system. Floor blowing air conditioning ventilating system as claimed in claim 1, characterized in that the lower edge portion of the interior side of the member, provided with a shield which projects towards the members of the wall. The member which act | operates with blowing air is arrange | positioned in the space part of the said base board member, The function which can confirm the quantitative change of blowing air visually by the operation | movement of this member was added. Floor blowing air conditioning ventilation system described .

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