JP2006046684A - Pollen exhaustion system of building - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a pollen exhaustion system capable of efficiently and wholly exhausting pollen accumulated near a floor surface of a room. <P>SOLUTION: This pollen exhaustion system has an air supply port 10 with a pollen removal filter 12 and an air exhaustion port 11 provided at a lower end part of a wall surface of the room 1 and an air exhaustion fan 15 for forcibly exhausting indoor air of the room from the exhaustion port 11. Air flow from the air supply port 10 to the air exhaustion port 11 formed by the air exhaustion fan 15 is made to move along the floor surface of the room 1. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a pollen discharging system for discharging pollen mainly from a room in a building such as a house.

  In recent years, various air purifiers and air conditioners having a pollen removing function are commercially available. In this type of air purifier and air conditioner, pollen floating in room air is sucked and passed through a pollen removal filter to remove indoor pollen.

  However, pollen is generally heavier than air, and pollen floating indoors often falls and accumulates near the floor surface. In the above air cleaners and air conditioners, such floor surface It was difficult to remove pollen effectively.

  Therefore, for example, as disclosed in Patent Document 1, an exhaust port is provided at the lower end of the wall surface of the room, and indoor air is forcibly exhausted from the exhaust port by driving an exhaust fan. A system has been proposed that efficiently discharges the pollen accumulated in the water.

JP 2004-116981 A

  In the system described in Patent Document 1, an air supply port is provided near the ceiling of a room, and a downward air flow from the air supply port to the exhaust port is formed. For this reason, even if the pollen accumulated in the corner of the floor near the exhaust port can be sucked and discharged, it is difficult to effectively discharge the pollen over the entire floor.

  An object of the present invention is to provide a pollen discharging system capable of solving the above-described problems and discharging pollen accumulated near the floor surface of a room as a whole efficiently.

  In order to solve the above problems, a pollen discharging system of a building according to the present invention includes an air supply port and an exhaust port provided at a lower end of a wall surface of a room, and pollen in the outside air flowing into the room of the room from the air supply port. Pollen removing means for removing the air and exhaust means for forcibly exhausting the room air from the exhaust port, and an air flow from the air supply port to the exhaust port formed by driving the exhaust means. , Characterized in that it is arranged along the floor of the room.

  Specifically, the air supply port is provided on another wall surface that faces or intersects with the wall surface provided with the exhaust port.

  Moreover, it comprises pollen detection means for detecting the amount of pollen in the room, and control means for controlling the exhaust means based on a detection signal from the pollen detection means. Furthermore, an air supply means for forcibly supplying outside air from the air supply port is provided.

  Furthermore, a ventilation air supply port provided at the upper end of the wall surface of the room is provided, and ventilation air supply means for forcibly supplying outside air from the ventilation air supply port is provided.

  In the ventilation system of the present invention, an air supply port and an exhaust port are formed at the lower end of the wall surface of the room, and the air flow from the air supply port to the exhaust port is made to follow the floor of the room. In particular, pollen collected in the vicinity of the floor surface can be efficiently guided to the exhaust port as a whole and discharged to the outside, and pollen discharge efficiency can be increased.

  Moreover, since the air supply port and the exhaust port are provided on the wall surfaces facing or intersecting with each other, it becomes easy to form an air flow uniformly over the entire floor surface, and the pollen discharge efficiency can be further enhanced.

  Furthermore, by operating the exhaust means according to the amount of pollen in the room, pollen discharge can be executed only when the amount of pollen is large, and wasteful operation of the exhaust means can be eliminated to reduce running costs. Can do.

  In addition, by providing an air supply means for forcibly supplying outside air from the air supply port, a strong air flow can be formed along the floor surface, and it seems to be firmly attached to the vicinity of the floor surface. Pollen can be removed, and pollen discharge efficiency can be further enhanced.

  Furthermore, by providing a ventilation air supply port at the upper end of the wall surface of the room, indoor ventilation can be performed without causing the resident to feel uncomfortable due to the draft.

  In addition, by providing a ventilation air supply means for forcibly supplying outside air from the ventilation air inlet, it prevents the room from becoming negative pressure during ventilation and prevents pollen from entering through the gaps in the room can do.

  Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings. 1 and 2 show a pollen discharge system for a house according to an embodiment of the present invention. In the figure, (1) shows one room of a house, and an air inlet (in the vicinity of the floor (4) near the lower end of the opposite wall surfaces (2) and (3) in this room (1). 10) and an exhaust port (11) are provided. More specifically, as shown in FIG. 3, an air supply port (10) and an exhaust port (11) are provided in the vicinity of a corner portion at a diagonal position in the square room (1). The air supply port (10) and the exhaust port (11) may be provided not only on the wall surfaces (2) and (3) facing each other but also on the wall surfaces intersecting each other.

  The air supply opening (10) is provided with a pollen removal filter (12) as pollen removal means for removing pollen in the outside air flowing into the room (1) from the air supply opening (10). As the pollen removal filter (12), for example, a non-woven fabric or the like holding an inactivating agent that inactivates pollen allergen is used. As the pollen removing means, instead of the pollen removing filter (12), a cyclone separator for separating and collecting pollen from the outside air using centrifugal force may be provided detachably.

  The exhaust port (11) is provided with an exhaust fan (15) as exhaust means for forcibly exhausting the room air in the room (1) from the exhaust port (11). The exhaust fan (15) may be provided in an exhaust duct extending from the exhaust port (11).

  (16) is a ventilation air supply port provided at the upper end of the wall surface (2) of the room (1), and this ventilation air supply port (16) is also provided in the air supply port (10). A pollen removal filter (17) similar to the one is provided. Instead of the pollen removal filter (17), a cyclone separator that separates and collects pollen from the outside air using centrifugal force may be provided detachably.

  The ventilation inlet (16) has a height at which it is difficult for a resident in the room to feel the air flow (draft) of the outside air flowing in from the ventilation inlet (16), that is, from the floor (4) to 1.5. It is provided at a height of ˜2.0 m.

  The air supply port (10) and the ventilation air supply port (16) are provided with open / close members (18) and (19) for opening and closing the air supply ports (10) and (16), respectively. . The opening and closing members (18) and (19) are interlocked, for example, and when one opening and closing member (18) opens the air supply port (10), the other opening and closing member (19) becomes the ventilation air supply port ( 16), conversely, when one open / close member (18) closes the air supply port (10), the other open / close member (19) opens the ventilation air supply port (16). .

  (20) is a pollen sensor as pollen detection means for detecting the amount of pollen in the room. This pollen sensor (20) is located at the lower end of the wall (3) of the room (1), that is, near the floor (4) so as to detect the amount of pollen near the floor (4) of the room (1). Is attached. As the pollen sensor (20), for example, a commercially available sensor that counts the amount of pollen in room air and outputs a pulse signal corresponding to the counted value is used.

  (21) is a control unit comprising, for example, a microcomputer as control means. As shown in FIG. 4, a pollen sensor (20) is connected to the input side of the control unit (21), and an exhaust fan (15) and an opening / closing member (18) are connected to the output side of the control unit (21). (19) is connected. The control unit (21) controls the driving of the exhaust fan (15) and the opening / closing members (18) and (19) based on the detection signal from the pollen sensor (20).

  In the pollen discharge system having the above configuration, the amount of pollen near the floor (4) of the room (1) is detected by the pollen sensor (20), for example, per minute, and the detected amount of pollen per minute is set to the set value. If it exceeds, pollen discharging operation as shown in FIG. 1 is performed. That is, the indoor air is forcibly exhausted from the exhaust port (11), the air supply port (10) close to the floor (4) is opened, the ventilation air supply port (16) is blocked, and the outside air is It flows into the room (1) from the air supply port (10). In addition, pollen is removed from the outside air flowing into the room by passing through the pollen removal filter (12).

  As a result, the outside air is led into the room through the air supply port (10) so as to go over the floor (4), and the indoor air is led from the room into the exhaust port (11) so as to go over the floor (4), An air flow is formed along the floor surface (4) from the air supply port (10) to the exhaust port (11). The almost horizontal air flow over the floor (4) allows pollen accumulated near the floor (4) over the entire floor (4) to be efficiently guided to the exhaust port (11) and discharged outside. Will be.

  On the other hand, when the amount of pollen per minute detected by the pollen sensor (20) falls below the set value, the normal ventilation operation as shown in FIG. 2 is performed. That is, the room air is forcibly exhausted from the exhaust port (11), the air supply port (10) is blocked, the ventilation air supply port (16) is opened, and the outside air is supplied to the ventilation air supply port (16 ) Flows into the room (1). In addition, pollen is removed from the outside air flowing into the room by passing through the pollen removal filter (17).

  As a result, when the amount of pollen in the room is small, general ventilation that does not make the residents feel a draft is made, and pollen floating in the indoor air is guided to the exhaust port (11) and discharged to the outside. Become.

  FIG. 5 shows a pollen discharge system according to another embodiment. In this pollen discharge system, an air supply fan (30) as an air supply means for forcibly supplying outside air from the air supply port (10) is provided at the air supply port (10), and the air supply for ventilation is provided. A ventilation air supply fan (31) is provided at the mouth (16) as a ventilation air supply means for forcibly supplying outside air from the ventilation air supply port (16).

  The air supply fan (30) and the ventilation air supply fan (31) are interlocked with the opening and closing members (18) and (19), and when the opening and closing member (18) opens the air supply port (10). When the air supply fan (30) is driven and the opening / closing member (19) opens the ventilation air supply port (16), the ventilation air supply fan (31) is driven.

  Thus, by providing the air supply fan (30), a vigorous air flow can be formed along the floor surface (4), and the efficiency of discharging pollen accumulated near the floor surface (4) is increased. be able to. In addition, by providing a ventilation air supply fan (31), the outside air from which pollen has been removed can be actively taken into the room to increase the ventilation efficiency, and also prevent negative pressure in the room, Pollen can also be prevented from entering through the gap in the room (1).

  In addition, this invention is not limited to the said embodiment, Of course, many corrections and changes can be added to the said embodiment within the scope of this invention.

It is a figure showing the state at the time of pollen discharge operation in the pollen discharge system concerning one embodiment of this invention. It is a figure which similarly shows the state at the time of the normal ventilation driving | operation. It is a cross-sectional view which shows arrangement | positioning of the air supply / exhaust port in a room. It is a control block diagram. It is a figure which shows the pollen discharge | emission system which concerns on another embodiment.

Explanation of symbols

(1) Room
(2) (3) Wall surface
(4) Floor surface
(10) Air supply port
(11) Exhaust port
(12) Pollen removal means (pollen removal filter)
(15) Exhaust means (exhaust fan)
(16) Ventilation inlet
(20) Pollen detection means (pollen sensor)
(21) Control means
(30) Air supply means (air supply fan)
(31) Ventilation air supply means (ventilation air supply fan)

Claims (6)

An air supply port and an exhaust port provided at the lower end of the wall surface of the room, pollen removing means for removing pollen in the outside air flowing into the room interior from the air supply port, and room air in the room from the exhaust port A building forcibly exhausting air, wherein an air flow from the air supply port to the exhaust port formed by driving the exhaust unit is made to follow the floor of the room. Pollen discharge system. The pollen discharge system of a building according to claim 1, wherein the air supply port is provided on another wall surface facing or intersecting with the wall surface provided with the exhaust port. The pollen discharge system of a building according to claim 1 or 2, comprising pollen detection means for detecting the amount of pollen in the room, and control means for controlling the exhaust means based on a detection signal from the pollen detection means. . The pollen discharging system of a building according to any one of claims 1 to 3, further comprising air supply means for forcibly supplying outside air from the air supply port. The pollen discharge system of the building in any one of Claims 1 thru | or 4 provided with the ventilation inlet provided in the wall surface upper end part of the said room. The pollen discharge system of a building according to claim 5, further comprising a ventilation air supply means for forcibly supplying outside air from the ventilation air supply port.

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