JP2007271121A - Hot environment reducing device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a hot environment reducing device capable of providing a high cooling effect by a simple structure. <P>SOLUTION: A wall body 2 is provided with a space 7 facing a vertical direction in an interior, and an opening 4 communicating an interior with an exterior of the space 7 in a lower end, and at least one part is formed by a tabular member 11 having water retentivity and water pumping capability, and a water supply means 15 is provided for supplying water from a top part of the wall body 2 into the space 7 like a shower or mist. A water storing part 10 recovering and storing water flowing down the space 7 interior is provided in the lower end part of the wall body 2, and water stored in the water storing part 10 is supplied to the water supply means 15. An air flow is generated in the space 7 by shower-like or mist-like water flowing down the space 7 interior, waterdrops are vaporized, and air in the space 7 is cooled. The wall body 2 is maintained in a wet state, the wall body 2 is cooled by heat of vaporization of water evaporating from the wall body 2, and air in the space 7 is cooled by the cooled wall body 2. The cooled air flows out from the opening to the exterior of the space 7, and a rest room or the like formed in an inner side of the wall body 2 is cooled. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a hot environment reducing device, and more particularly to a hot environment reducing device including a wall body having a cooling function by evaporative cooling of water.

  As an example of a natural cooling device using a cooling function by evaporative cooling of water, for example, in Japanese Patent No. 3513533, the outer wall of a building is constituted by a porous wall material having water retention, and a plant or the like is formed outside the outer wall. Plant the plant to cover the outer wall, provide a water supply channel at the upper end of the outer wall, connect the water channel to the water supply channel, and supply the required amount of water from the water supply channel into the water channel in the vertical direction of the outer wall And a natural cooling device configured to circulate air through a large number of ventilation paths penetrating between the front and rear surfaces of the porous wall material.

  In the natural cooling device having such a configuration, water is supplied from the water supply channel into the water flow channel, and the water is allowed to flow down in the vertical direction of the outer wall to wet the outer wall. The outer wall is cooled by the heat absorption due to vaporization, the shielding of solar radiation by plants such as plants, and the heat absorption due to the evaporation of moisture from plants such as plants.

In this state, by taking air into the building through a large number of ventilation paths on the outer wall, the air humidified and cooled in the ventilation path can be taken into the building, and the inside of the building can be cooled. It can be done.
Japanese Patent No. 3513533

  By the way, in the natural cooling device having the above configuration, since the outer wall is configured by stacking blocks having a special structure, the cost of the outer wall is increased. In addition, since air is cooled by passing through the outer wall in the thickness direction, a sufficient cooling effect cannot be obtained when the outer wall is thin, so the outer wall is made thicker to obtain a sufficient cooling effect. It has to be expensive.

  The present invention has been made in view of the conventional problems as described above, and has a simple structure that can reduce the installation cost at a low cost and can provide a sufficient cooling effect without increasing the wall thickness. An object is to provide an environmental reduction device.

In order to solve the above problems, the present invention employs the following means.
That is, the invention according to claim 1 is provided with a space facing upward and downward inside, an opening communicating with the inside and outside of the space at the lower end, and at least a part having water retention and water pumping properties. It is provided with the wall body formed from a plate-shaped member, and the water supply means which supplies shower-like or mist-like water in the said space from the upper part of this wall body.

  According to the thermal environment reducing device according to the present invention, by supplying shower-like or mist-like water by the water supply means into the space of the wall body, the shower-like or mist-like water falls in the space and vaporizes, This heat of vaporization cools the air in the space. Furthermore, since the wall body having water retention and pumping capacity is kept in a wet state, the wall body itself is cooled by the heat of vaporization of water evaporating from the wall body, and the air in the space is cooled by the cooled wall body. It is further cooled. Then, the air cooled in the space flows out of the space from the opening of the wall body, and the resting room or the like formed inside the wall body is cooled by the cooled air.

  The invention according to claim 2 is the hot environment reduction device according to claim 1, wherein a water storage part for collecting and storing water flowing down in the space is provided at a lower end part of the wall body, The water stored in the water storage section is configured to be supplied to the water supply means.

  According to the thermal environment reducing device according to the present invention, water flowing down in the space can be collected and stored in a water reservoir provided at the lower end of the wall, and the water stored in the water reservoir is used as a water supply means. Since it can supply, compared with the case where water, such as a tap water, is used, water consumption can be reduced significantly and an economically advantageous thing can be provided.

  The invention according to claim 3 is the hot environment reducing device according to claim 2, wherein the lower end portion inside the wall body includes the plate-like member that divides the space into two in the vertical direction. The bottom plate is detachably provided, the opening is provided in a portion of the wall body above the bottom plate, and a space below the bottom plate is formed in the water storage portion.

  According to the thermal environment reducing device according to the present invention, a space for dropping shower-like or mist-like water and a water storage part for collecting shower-like or mist-like water falling in the space can be partitioned by the bottom plate. Only the air cooled in the space can flow out from the opening to the outside of the space, and the water stored in the water storage portion does not jump up and jump out of the space from the opening, and the wall body Water can be prevented from splashing on people located inside.

  The invention according to claim 4 is the hot environment reducing device according to any one of claims 1 to 3, wherein an air circulation means for generating an air flow in the space is provided above the wall body. It is provided.

  According to the hot environment reducing apparatus according to the present invention, the air in the space can be forcibly generated, so that the air in the space can be cooled more effectively.

  The invention according to claim 5 is the hot environment reducing device according to any one of claims 2 to 4, wherein the water supply means includes a shower nozzle for supplying shower-like or mist-like water into the space; A water supply pump for supplying water stored in the water storage section to the shower nozzle is provided.

  According to the hot environment reducing apparatus according to the present invention, the water stored in the water storage unit is supplied to the shower nozzle by the water supply pump, and shower or mist water is supplied from the shower nozzle into the space. Moreover, the shower-like or mist-like water falling in the space is collected and stored in the water storage section, and is supplied again to the shower nozzle by the water supply pump.

  The invention according to claim 6 is the hot environment reducing device according to any one of claims 1 to 5, wherein the wall body is configured to incline the plate-like member inward or outward alternately in the vertical direction. As assembled, gaps communicating between the inside and the outside of the space are formed between the plate-like members adjacent in the vertical direction.

  According to the hot environment reducing device according to the present invention, the plate-like member arranged at an inclination can reduce the speed of water falling in the space, so that the wetness of the plate-like member can be increased, Furthermore, the air in the space can be effectively cooled. In addition, since the cooled air can be taken out from the gap formed between the plate members adjacent in the vertical direction, it is possible to further effectively cool the break room formed inside the wall body. it can.

  The invention according to claim 7 is the thermal environment reducing device according to any one of claims 1 to 6, wherein the water supply means is driven using a solar power generation or a wind power generation device as a drive source. To do.

  According to the hot environment reducing device according to the present invention, since the solar power generation or the wind power generation device is used as the drive source of the water supply means, the power cost required to drive the water supply means can be greatly reduced.

  The invention according to claim 8 is the thermal environment reducing device according to any one of claims 4 to 6, wherein the air circulation means is driven by using a solar power generation or a wind power generation device as a drive source. And

  According to the hot environment reducing apparatus according to the present invention, since the solar power generation or the wind power generation apparatus is used as the drive source of the air circulation means, the power cost required to drive the air circulation means can be greatly reduced. it can.

  The invention according to claim 9 is the thermal environment reducing device according to any one of claims 1 to 8, wherein a part of the wall body is configured by an existing wall.

  According to the thermal environment reducing device according to the present invention, it is possible to create cooled air without forming the entire existing wall with a wall body, so that it is possible to reduce labor, time, and cost required for construction. Can provide economically advantageous ones.

As described above, according to the hot environment reducing apparatus of the present invention, by supplying shower-like or mist-like water into the space inside the wall body, this shower-like or mist-like water is contained in the space. The airflow is generated in the space by being dropped, water droplets are vaporized in the space, the air in the space is cooled, and the cooled air flows out from the opening to the outside of the space. Further, the wall itself is cooled by the heat of vaporization caused by the evaporation of water from the wet wall, and the air in the space is further cooled by the cooled wall, and the cooled air is opened. Will flow out of the air to the outside. Therefore, when applied to a wall adjacent to a park hut, etc., the space such as a break room formed inside the wall can be cooled with cooled air, so people using the break room etc. Can give a comfortable environment.
In addition, by providing an air circulation means at the upper part of the wall body, it is possible to force a flow in the air in the wall space, so that the air in the space can be cooled more effectively, The cooled air can be discharged into a break room or the like inside the wall.
Furthermore, the water flowing down in the space can be collected and stored in the water storage section provided at the lower end of the wall, and the stored water can be supplied to the water supply means and supplied again into the space. Consumption can be reduced, and an economically advantageous one can be provided.
Furthermore, by using solar power generation or wind power generation equipment as a drive source for air circulation means and water supply means, it is possible to greatly reduce the power cost, and this also provides an economically advantageous one Can do.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
1 and 2 show a first embodiment of a thermal environment reduction device according to the present invention, and this thermal environment reduction device 1 is adjacent to a resting eastern store installed in a park or the like. A wall body 2 having water retention and pumping capacity that constitutes a wall adjacent to a store or the like, water supply means 15 for supplying water to the inside of the wall body 2, A water supply pump 17 that collects the water supplied to the inside and supplies the water to the water supply means 15 is provided.

  The wall 2 includes a plate-like inner wall 3 formed by assembling a plurality of rectangular plate-like plate-like members 11 vertically and horizontally, and a plurality of plate-like members 11 arranged at predetermined intervals on the outer side of the inner wall 3. A plate-like outer wall 5 constructed by vertically and horizontally assembling, and a plate-like side wall 6 constituted by assembling a plurality of plate-like members 11 arranged vertically and horizontally, respectively, on the inner wall 3 and both ends of the outer wall 5 in the horizontal direction; A space 7 is formed in the portion surrounded by the inner wall 3, the outer wall 5, and both side walls 6, 6. The space 7 faces in the vertical direction. Shower or mist water is supplied.

  The plate-like member 11 constituting each wall (the inner wall 3, the outer wall 5, and the side wall 6) of the wall body 2 is made of ceramic formed into a rectangular plate shape by putting a plurality of granular bodies into a mold and firing. Thus, water retention and pumping capacity are imparted by the cooperation of a series of voids formed between adjacent granular bodies and a series of capillaries in which the micropores on the surface of each granular body are connected to each other. . As the plate-like member 11, for example, a bioboard (trade name) manufactured by Kurimoto Iron Works is effective. However, the present invention is not limited to this, as long as it has a similar function.

  A bottom plate 13 made of a plate-like member 11 is horizontally and detachably provided at the lower end portion inside the wall body 2, and the space 7 inside the wall body 2 is partitioned into two in the vertical direction by the bottom plate 13, The lower space 9 is formed in the water storage unit 10 that collects and stores the water flowing down in the upper space 8. The water storage unit 10 is provided with a water shielding plate (not shown) formed of a metal having a water shielding property, a synthetic resin, or the like on a portion of the inner surface except for the upper surface. It prevents water from leaking out. The water storage unit 10 is connected to a water supply source (not shown) such as a water supply via a pipe, and water such as tap water is supplied from the water supply source to the water storage unit 10 via the pipe. The water level is kept at a predetermined level.

  An opening 4 that penetrates the inner wall 3 and communicates the inside and outside of the space 7 is provided at the lower end of the inner wall 3 of the wall 2 (portion positioned above the bottom plate 13). Air cooled in the space 7 flows out of the space 7. One opening 4 may be provided with a length that extends over substantially the entire width of the inner wall 3, and one with a length shorter than that may be provided at a plurality of locations at predetermined intervals over the substantially entire width of the inner wall 3. It may be provided.

  The water supply means 15 includes a shower nozzle 16 provided at the upper end opening of the space 7 of the wall body 2 so that the injection port faces downward, and a water supply pump 17 that supplies water stored in the water storage section 10 to the shower nozzle 16. And a drive source 18 for driving the water supply pump 17. The water storage unit 10 is connected to the primary side of the water supply pump 17 via a pipe 19, and the shower nozzle 16 is connected to the secondary side via the pipe 19. It is connected. The drive source 18 includes a power generation device such as a solar power generation device or a wind power generation device.

  And when the water supply pump 17 of the water supply means 15 of the heat environment reducing apparatus 1 according to the present embodiment configured as described above is operated and water is supplied from the water storage unit 10 to the shower nozzle 16 via the water supply pump 17, Water is supplied in the form of a shower or mist from the outlet of the shower nozzle 16 into the space 7 of the wall body 2, and the air flow generated by the shower or mist of water falling in the space 7; The air in the space 7 is cooled by the cooperation with the heat of vaporization generated by the evaporation of a part of the water supplied into the space 7, and the cooled air becomes an opening at the lower end of the wall 2. 4 flows out of the space 7 and the resting room inside the wall 2 is cooled.

  Further, the wall 2 having water retention and pumping capacity is maintained in a wet state by the water supplied into the space 7, so that the wall is also generated by the heat of vaporization generated by the evaporation of water from the wall 2. The body 2 itself is cooled, and the air flowing in the space 7 inside the cooled wall body 2 is further cooled, and the cooled air flows out of the space 7 from the opening 4 at the lower end of the wall body 2. In addition, the break room and the like inside the wall body 2 are effectively cooled.

  Furthermore, each wall (the inner wall 3, the outer wall 5, and the side wall 6) of the wall body 2 is constituted by the plate-like member 11, and each wall 2 is kept in a wet state. The water evaporates from each wall (the inner wall 3, the outer wall 5, and the side wall 6), whereby the temperature of each wall (the inner wall 3, the outer wall 5, and the side wall 6) can be reduced, and the cost can be reduced. .

  Further, a bottom plate 13 is detachably provided at the lower end portion inside the wall body 2 so that shower-like or mist-like water flows down into the space 8 above the bottom plate 13, and the lower space 9 is moved into the upper space 8. Since the water storage section 10 collects and stores the water flowing down, the cooled air can be separated from the water flowing down and taken out to a break room or the like inside the wall body 2, and a break inside the wall body 2 can be taken out Only cooled air can be supplied to people located in a room or the like.

Further, the water flowing down in the upper space 8 is collected and stored in the water storage section 10 at the lower end of the wall 2, and the stored water is supplied again to the shower nozzle 16 by the water supply pump 17. Since the water can be supplied as shower-like or mist-like water from 16 to the space 7, the amount of water consumed can be greatly reduced, and economically advantageous water can be provided.
In addition, you may comprise so that water, such as a tap water, may be directly supplied to the shower nozzle 16, without providing the water storage part 10 in the lower end part of the wall body 2. FIG.

  FIG. 3 shows a second embodiment of a hot environment reducing device according to the present invention. This hot environment reducing device 1 is provided with a fan 20 as an air circulation means at the upper part of a wall body 2. The fan 20 is driven by a common drive source 18 with the water supply pump 17 so as to forcibly generate an air flow in the space 7 of the wall 2. This is the same as that shown in the embodiment.

  Even in the hot environment reducing apparatus 1 shown in the present embodiment, in addition to the same effects as those shown in the first embodiment, the fan 20 forces the air in the space 7 to be forced. Since the flow is generated, the cooling effect can be further enhanced.

  Moreover, in this Embodiment, the H-shaped steel 21 is interposed between the plate-shaped members 11 and 11 adjacent to the up-down direction which comprises each wall (the inner wall 3, the outer wall 5, and the side wall 6) of the wall body 2. As shown in FIG. Since each wall (inner wall 3, outer wall 5, and side wall 6) is divided into a plurality of blocks in the vertical direction by H-shaped steel 21 and is wetted for each block, each wall (inner wall 3, outer wall) 5 and the side wall 6) can be increased in wetness, and flowers and the like are planted directly on the outer surface side of each wall (inner wall 3, outer wall 5, and side wall 6), and each wall (inner wall 3, outer wall 5). And the side wall 6) can be greened.

  FIG. 4 shows a third embodiment of a thermal environment reducing device according to the present invention. This thermal environment reducing device 1 includes walls (inner wall 3, outer wall 5, and side walls) constituting a wall body 2. 6), a plurality of plate-like members 11 are assembled so as to incline inward or outward alternately in the up-down direction, and the space that communicates the inside and outside of the space 7 between the plate-like members 11, 11 adjacent in the up-down direction 12 are formed, and the other configurations are the same as those shown in the first embodiment.

  And even if it exists in the hot environment reduction apparatus 1 shown to this Embodiment, in addition to having the same effect as what is shown in the said 1st Embodiment, each wall (Inner wall 3, Outer wall 5, and Side wall 6) Are assembled so as to alternately incline inward or outward in the vertical direction, so that the water flowing down through each wall (inner wall 3, outer wall 5, and side wall 6) The speed can be decreased, and the wetness of each wall (the inner wall 3, the outer wall 5, and the side wall 6) can be increased.

  Further, since a gap 12 is formed between the plate-like members 11, 11 adjacent in the vertical direction so as to communicate the inside and outside of the space 7, the air cooled in the space 7 is also passed through the gap 12 through the wall 2. The inside portion of the wall body 2 can be cooled more effectively.

  FIGS. 5 (a) and 5 (b) show a fourth embodiment of a hot environment reducing device according to the present invention. This hot environment reducing device 1 is opposed to an existing wall 22 and is a wall body. 2 and a space 7 is formed between the wall body 2 and the existing wall 22, and the other configurations are the same as those shown in the first embodiment.

  In this case, in the example shown in FIG. 5A, the opening 4 that communicates the inside and outside of the space 7 is provided only at the lower end of the inner wall 3 as in the first and second embodiments. In the example shown in FIG. 5B, a gap 12 is also provided between the plate-like members 11 and 11 adjacent to each other in the vertical direction of the inner wall 3 as in the case of the third embodiment.

  And even if it exists in the hot environment reduction apparatus 1 shown in this Embodiment, since there exists the same effect as what is shown in the said 1st Embodiment, since the existing wall 22 is utilized, wall Since the number of the plate-like members 11 can be reduced as compared with the case where all of these are constituted by the wall body 2, labor, time, and cost required for the construction can be reduced.

It is the schematic which showed 1st Embodiment of the thermal environment reduction apparatus by this invention. It is a top view of the wall body of FIG. It is the schematic which showed 2nd Embodiment of the thermal environment reduction apparatus by this invention. It is the schematic which showed 3rd Embodiment of the thermal environment reduction apparatus by this invention. It is the schematic which showed 4th Embodiment of the thermal environment reduction apparatus by this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Thermal environment reduction apparatus 2 Wall body 3 Inner wall 4 Opening part 5 Outer wall 6 Side wall 7 Space 8 Upper space 9 Lower space 10 Water storage part 11 Plate-like member 12 Crevice 13 Bottom plate 15 Water supply means 16 Shower nozzle 17 Water supply pump 18 Drive Source 19 Pipe 20 Air circulation means (fan) 21 H-shaped steel 22 Existing wall

Claims (9)

  A wall body provided with a space facing in the vertical direction inside, an opening portion communicating with the inside and outside of the space at the lower end portion, and at least a part formed of a plate-like member having water retention and water pumping properties; An apparatus for reducing a thermal environment, comprising: water supply means for supplying shower-like or mist-like water into the space from above the wall.   A water storage part for collecting and storing water flowing down in the space is provided at the lower end of the wall body, and the water stored in the water storage part is configured to be supplied to the water supply means. The thermal environment reducing device according to claim 1, wherein   A bottom plate made of the plate-like member that divides the space into two in the vertical direction is detachably provided at a lower end portion inside the wall body, and the opening is formed in the wall body portion above the bottom plate. The thermal environment reducing device according to claim 2, wherein a portion is provided, and a space below the bottom plate is formed in the water storage portion.   The hot environment reducing device according to any one of claims 1 to 3, wherein an air circulation means for generating an air flow in the space is provided at an upper portion of the wall body.   The water supply means includes a shower nozzle for supplying shower-like or mist-like water into the space, and a water supply pump for supplying water stored in the water storage section to the shower nozzle. The thermal environment reducing device according to any one of claims 2 to 4.   The wall body is formed by assembling the plate-like members so as to be alternately inclined inward or outward in the vertical direction, and forming gaps communicating between the inside and outside of the space between the plate-like members adjacent in the vertical direction. The hot environment reducing device according to any one of claims 1 to 5, wherein   The hot water environment reducing device according to any one of claims 1 to 6, wherein the water supply means is driven using a solar power generation or a wind power generation device as a drive source.   The hot environment reducing device according to any one of claims 4 to 6, wherein the air circulation means is driven by using a solar power generation or a wind power generation device as a drive source. The hot environment reducing device according to any one of claims 1 to 8, wherein a part of the wall body is configured by an existing wall.