JP2014202369A - Circulator - Google Patents

Abstract

An object of the present invention is to provide a circulator capable of performing efficient and comfortable circulation throughout the winter and summer, having a compact structure, and having less restrictions on the air-conditioned area. A duct 1 arranged in the vertical direction, a lower air supply / exhaust port 3 arranged at the lower part of the duct 1, a first chamber 5 connected to the upper part of the duct 1, and a first chamber 5 And the second chamber 6 connected via the blower 4, the upper air supply / exhaust port 2 disposed in the second chamber 6, and the air from the lower air supply / exhaust port 3 toward the upper air supply / exhaust port 2. A first air passage 31 formed so that air flows, a second air passage formed so that air flows from the upper air supply / exhaust port 2 toward the lower air supply / exhaust port 3, and the first air The 1st damper 7 and the 2nd damper 8 which switch the path 31 and a 2nd air path are provided. [Selection] Figure 3

Description

  The present invention relates to a circulator used in a residence, a store, or the like having a high space such as an atrium.

  In a space with a high height such as an atrium, warmth rises when heated in winter. In order to realize comfortable heating in such a space, a circulator is used. Conventionally, as a circulator, as shown in FIG. 17, a large blower that rotates a large blade 20 and blows warm air staying in the upper part downward or blows it in one direction has been used.

  In addition, an air conditioning system that has an air conditioning function and efficiently performs air conditioning by duct piping has been proposed (see, for example, Patent Document 1).

JP-A-5-10579

  In a space with a height even in a living room such as a colonnade, as described above, a large air blower that rotates large wings in winter and blows warm air staying in the upper part or blows it in one direction is used. Has been. However, there is a problem that a space for rotating a large wing is necessary and effective circulation is not possible in the summer cooling season. In addition, when there is a space height, there is attenuation of wind speed. For this reason, there existed a problem that there was a restriction | limiting of height and it was necessary to enlarge the power consumption of an air blower.

  Moreover, although the air conditioning system of Patent Document 1 has an air conditioning function and efficiently performs air conditioning by duct piping, installation of the duct piping is limited, the apparatus becomes large, and the air conditioning area is limited to the periphery of the duct. Therefore, there is a problem that there is a restriction in the area that can be air-conditioned.

  The present invention has been made against the background of the above problems, and provides a circulator that can efficiently and comfortably circulate throughout the winter and summer seasons, can have a compact structure, and has less restrictions on the air-conditioned area. The purpose is to do.

  The circulator according to the present invention includes a duct arranged in a vertical direction, a first air supply / exhaust port portion arranged at a lower portion of the duct, a first chamber connected to an upper portion of the duct, and the first A second chamber connected to the one chamber via a blower; a second air supply / exhaust port portion disposed in the second chamber; and the second air supply / exhaust port from the first air supply / exhaust port portion A first air passage formed so that air flows toward the mouth portion, and a second air passage formed so that air flows from the second air supply / exhaust port portion toward the first air supply / exhaust port portion. And an air path switching damper that switches between the first air path and the second air path.

  According to the circulator according to the present invention, in a space with a height in a living room such as an atrium, in the summer, cold air cooled by an air conditioner or the like installed in the living room is transported to the upper part of the living room through a duct. The warm air heated by the air conditioner installed in the living room is conveyed to the lower part of the living room through the duct. Since the wind direction is switched in this way, an efficient and comfortable circulation effect can be obtained. Moreover, since the structure of the circulator can be realized in a compact manner, there are few restrictions on the air-conditioned area.

FIG. 2 is a summer use schematic diagram of the circulator according to Embodiment 1 of the present invention. It is a use schematic diagram of the circulator according to Embodiment 1 of the present invention in winter. It is a block diagram (example of operation in summer) of the circulator of FIG. It is a block diagram (example of operation in winter) of the circulator of FIG. It is a timing chart which shows the temperature transition in summer (at the time of ventilation stop). It is a timing chart which shows the temperature transition at the time of operation | movement at the time of summer (at the time of ventilation). It is a timing chart which shows the temperature transition in winter (at the time of ventilation stop). It is a timing chart which shows temperature transition at the time of operation | movement (at the time of ventilation) of winter. It is a block diagram of the circulator which concerns on Embodiment 2 of this invention. It is a figure which shows the temperature distribution in summer (at the time of ventilation stop). It is a figure which shows the temperature distribution of each part at the time of operation | movement at the time of summer (at the time of normal ventilation). It is a figure which shows the temperature distribution of each part at the time of operation | movement at the time of summer (at the time of abnormal air blowing). It is a figure which shows the temperature distribution of each part of winter (at the time of ventilation stop). It is a figure which shows the temperature distribution of each part at the time of operation | movement at the time of winter (at the time of normal ventilation). It is a figure which shows the temperature distribution of each part at the time of operation | movement at the time of winter (at the time of non-normal ventilation). It is an external view of an operation panel. It is the use schematic of the conventional circulator.

  In the embodiment of the present invention, the air conditioner is assumed to be a general air conditioner or the like, and is equipped with a blower unit independent of the air conditioner. And the circulator of a compact structure is implement | achieved by switching the ventilation direction of the duct connected to an air blower unit with a summer season (summer season) and a winter season (winter season). The circulator of the present embodiment is particularly suitable for circulation of a space having a height of about 2 m to 10 m, such as a house or a store with an atrium structure, and has an optimum circulation effect in both the summer season and the winter season. It is possible to demonstrate. The air transport means is a straight duct with low pressure loss, and the lower part of the duct is provided with an air supply / exhaust port that does not protrude from the wall so that it does not get in the way, and the upper part is higher than the person's height. It has a blower unit that can be wall mounted or placed in the ceiling. In addition, the blower unit includes a wind path switching damper that switches a blowing direction between a summer season and a winter season. In the summer season, air is supplied from the bottom and exhausted to the top, and in the winter season, air is supplied from the top and exhausted to the bottom. Since the upper limit of the height depends on the conveying capability of the blower, if a blower having a large conveying capability is used, the height can be applied to a space higher than 10 m. Hereinafter, the present embodiment will be described by dividing it into the first embodiment and the second embodiment.

Embodiment 1 FIG.
FIGS. 1 and 2 are schematic diagrams of use in a room in the summer season and winter season, and FIGS. 3 and 4 are structural diagrams of the circulator in the summer season and winter season.

  As shown in FIGS. 1 and 2, the circulator according to the first embodiment includes a straight duct 1. The duct 1 is arranged inside the wall 12 of the living room in the vertical direction, the upper air supply / exhaust port portion 2 is arranged at the upper portion, and the lower air supply / exhaust port portion 3 is arranged at the lower portion. Details of the circulator including the periphery of the upper air supply / exhaust port 2 and the lower air supply / exhaust port 3 will be described with reference to FIGS. The lower air supply / exhaust port 3 constitutes the first air supply / exhaust port of the present invention, and the upper air supply / exhaust port 2 constitutes the second air supply / exhaust port of the present invention.

  As shown in FIGS. 3 and 4, a fan unit outer shell (housing) 9 is connected to the upper portion of the duct 1. A blower 4 is built in the blower unit outer shell 9, a first chamber 5 is formed in the lower part of the blower 4, and a second chamber 6 is formed in the upper part of the blower 4. A first damper 7 is disposed on the intake side of the blower 4, and a second damper 8 is disposed on the exhaust side of the blower 4. In this way, the blower unit outer shell 9 is vertically divided by the first damper 7, the blower 4 and the second damper 8. A first chamber 5 is formed on the lower side of the blower 4, and a second chamber 6 is formed on the upper side of the blower 4. The second chamber 6 is provided with the upper air supply / exhaust port 2 described above. The first damper 7 and the second damper 8 are appropriately switched in order to switch the air flow direction between the summer season and the winter season. As the blower 4, for example, a multiblade structure or the like that can obtain pressure and air volume is used.

  In addition, the lower air supply / exhaust port part 3 arrange | positioned at the lower part of the duct 1 is formed in the lower air supply / exhaust unit 10 connected to the lower part of the duct 1, and the lower air supply / exhaust unit 10 is arrange | positioned in the vicinity of the floor 13. Is done. The blower unit 30 is configured by the blower 4, the first chamber 5, the second chamber 6, the first damper 7, the second damper 8, and the blower unit outer shell 9. The blower unit 30 is disposed in the vicinity of the ceiling 14. The first damper 7 and the second damper 8 constitute an air path switching damper according to the present invention.

Next, the operation of the circulator according to the first embodiment will be described.
(Summer season)
In the summer season, as shown in FIG. 3, in the first damper 7 and the second damper 8, the air intake of the blower 4 is performed from the first chamber 5 side, and the exhaust is directed to the second chamber 6 side. It is switched to become. The air supplied from the lower air supply / exhaust port 3 disposed at the lower part of the duct 1 is blown from the first chamber 5 configured in the blower unit outer shell 9 to the second chamber 6 by the blower 4. It is discharged from the air supply / exhaust port 2. The air flow at this time is as shown by the arrow in FIG. 3, and the air path at this time forms the first air path 31 of the present invention.

(Winter season)
In the winter season, as shown in FIG. 4, the first damper 7 and the second damper 8 are configured such that the intake of the blower 4 is performed from the second chamber 6 side and the exhaust is directed to the first chamber 5 side. It is switched to become. Air is supplied from the upper air supply / exhaust port 2 connected to the second chamber 6, blown to the first chamber 5 by the blower 4 through the second chamber 6, and lower air supply / exhaust port through the duct 1. 3 is discharged. The air flow at this time is as shown by the arrow in FIG. 4, and the air path at this time forms the second air path 32 of the present invention.

  The summer season and the winter season can be operated by the operation panel 15 of FIG. 16, and the air blowing direction is switched by switching between the first damper 7 and the second damper 8 by a signal from the operation panel 15.

FIG. 5 is a timing chart showing the temperature transition of the upper and lower parts of the room when the cooling operation is performed in the summer season. Air is cooled in the lower part by cooling, but the upper part has a high temperature and a large temperature difference.
FIG. 10 is a diagram showing the temperature at each location after a certain amount of time has passed under the conditions. The numerical value in the square in the figure indicates the temperature (this is the same in FIGS. 11 to 15 described later). The first floor is cool, but the second floor is hot and comfort is impaired.

FIG. 6 is a timing chart showing changes in temperature when the circulator of the first embodiment is operated, and there is little temperature difference between the upper part and the lower part.
FIG. 11 is a diagram showing the temperature distribution at each location after a certain amount of time has elapsed under the conditions. The first and second floors have almost uniform temperatures, and a comfortable living space can be realized.

FIG. 7 is a timing chart showing the temperature transition of the upper and lower parts of the room when the heating operation is performed in the winter season. Heating heats the air in the upper part, but the lower part has a low temperature and a large temperature difference.
FIG. 13 is a diagram showing the temperature distribution at each location after a certain amount of time has passed under the conditions. The second floor is warm, but the first floor is cold and comfort is impaired.

FIG. 8 is a timing chart showing the transition of temperature when the circulator of the first embodiment is operated. There is little temperature difference between the top and bottom.
FIG. 14 is a diagram showing the temperature distribution at each location after a certain amount of time has passed under the conditions. The first and second floors have almost uniform temperatures, and a comfortable living space can be realized.

  12 and 15 show the effect when the first damper 7 and the second damper 8 are not provided (when the blowing direction is constant). In the summer season (when the wind direction is the direction of the arrow in FIG. 3), it is comfortable as shown in FIG. 11, but in the winter season, as shown in FIG. Further, in the winter season (when the wind direction is the direction of the arrow in FIG. 4), even if the comfort is as shown in FIG. 14, the temperature unevenness of the entire room is large and the comfort is impaired in the summer season as shown in FIG. .

  As described above, according to the first embodiment, in a space with a height such as a colonnade, in summer, cold air cooled by an air conditioner or the like installed in the room is passed through the duct 1 to the upper part of the room. In the winter season, an efficient and comfortable circulation effect can be obtained by transporting warm air heated by an air conditioner or the like installed in the living room to the lower part of the living room through the duct 1. Moreover, since the structure of the circulator can be realized in a compact manner, there are few restrictions on the air-conditioned area. The installation position can be installed, for example, on the wall or ceiling of the living room space, so that the living room space can be used effectively and does not become an obstacle to the design of the living room space. Further, the duct 1 is of a straight pipe type, the pressure loss in the duct 1 is suppressed, air can be conveyed without attenuation of the wind speed, and the blower 4 is particularly high in a space. Efficient circulation can be realized with reduced power consumption.

  In the first embodiment, the example in which the duct 1 is penetrated into the wall 12 has been described. However, the duct 1 may be in the living room (outside the wall 12), and there is no functional problem. The effect is obtained.

Embodiment 2. FIG.
In the first embodiment, the example in which the blower unit 30 is provided in the vicinity of the ceiling 14 has been described. However, the blower unit 30 may be provided in the upper part of the ceiling 14, and the example will be described as a second embodiment.
FIG. 9 is a structural diagram of a circulator according to Embodiment 2 of the present invention.
In the circulator of FIG. 9, the blower unit 30 is disposed in the upper part (ceiling space) of the ceiling 14. Air can be supplied or exhausted from the upper air supply / exhaust port 2 disposed on the ceiling 14 from the second chamber 6 through the upper air supply / exhaust port connection air passage 16. Thereby, the circulator which does not inhibit the design of living space without the blower unit 30 being exposed can be realized. Also in the circulator of FIG. 9, the same effect as in the case of the first embodiment can be obtained.

  DESCRIPTION OF SYMBOLS 1 Duct, 2 Upper air supply / exhaust port part, 3 Lower air supply / exhaust port part, 4 Blower, 5 1st chamber, 6 2nd chamber, 7 1st damper, 8 2nd damper, 9 Blower unit outline, 10 Lower air supply / exhaust unit, 12 walls, 13 floor, 14 ceiling, 15 operation panel, 16 upper air supply / exhaust port connection air passage, 30 blower unit, 31 first air passage, 32 second air passage.

Claims (7)

A duct arranged vertically,
A first air supply / exhaust port portion disposed at a lower portion of the duct;
A first chamber connected to the top of the duct;
A second chamber connected to the first chamber via a blower;
A second air supply / exhaust port portion disposed in the second chamber;
A first air passage formed such that air flows from the first air supply / exhaust port portion toward the second air supply / exhaust port portion;
A second air passage formed such that air flows from the second air supply / exhaust port portion toward the first air supply / exhaust port portion;
A circulator comprising an air path switching damper for switching between the first air path and the second air path. The air path switching damper is:
A first damper that is arranged on the inlet side of the blower and switches the air path so as to take in air from the first chamber or the second chamber;
A second damper that is disposed on the blower outlet side of the blower and switches the air path so as to blow air into the first chamber or the second chamber;
The circulator according to claim 1, further comprising: When the first damper is switched so that the blower sucks air from the first chamber, the second damper is switched so that air flows through the second chamber,
When the first damper is switched so that the blower sucks air from the second chamber, the second damper is switched so that air flows through the first chamber. The circulator according to claim 2, characterized in that:   The said air blower, said 1st chamber, said 2nd chamber, and the said air path switching damper were integrally provided, and the air blower unit was comprised, The air blower unit was comprised. Circulator.   The circulator according to claim 4, wherein the blower unit and the second air supply / exhaust port portion are disposed so as to be exposed in a living room.   The circulator according to claim 4, wherein the blower unit is disposed in a ceiling space of the room, and the second air supply / exhaust port is disposed on a ceiling surface or a wall surface of the room.   The circulator according to claim 1, wherein the duct is disposed in a wall of a living room.

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