JP2001050564A - Apparatus for humidifying air or cooling air - Google Patents

Abstract

PROBLEM TO BE SOLVED: To enable humidity control by a method wherein a configuration with which gas-liquid contact fillers are immersed into an upper water tank is contrived to change an amount of suction of cooling water from the water tank according to a water level inside the water tank. SOLUTION: Gas-liquid contact fillers 10 for heat exchange suspended from an upper water tank 11 comprise integrally forming wet layers 13 having a water-absorbing property on front and back surfaces of a plastic sheet base material. The water tank 11 has a configuration with a trough section and an opened upper part and is fitted approximately horizontally into an approximately upper part of the gas-liquid contact fillers 10 penetrating thereto. Parts of the gas-liquid fillers are immersed into liquid inside the water tank 11. As a result, a water level of the liquid W inside the upper water tank is changed according to humidity and an amount of absorption of the liquid onto the fillers are adjusted. Then an air current passing through among the fillers is brought into direct contact with the liquid flowing down on a top surface of each of the fillers by gravity in a right-angled flow, and the humidity of the air current is corrected and adjusted.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method of suspending a gas-liquid contact type filler for heat exchange from a water tank, and forming a direct flow between an air flow passing between the fillers and a liquid flowing down the surface of each filler. The present invention relates to an air humidifier or cooler that directly contacts a formula to adjust the temperature of the air flow and adjust the humidity.

[0002]

2. Description of the Related Art An air humidifier or cooler of this type is described in Japanese Patent Application Laid-Open No. 1-122227, in which a gas-liquid contact-type filler for heat exchange having a general inverted L-shape is provided at many intervals. Hang from the upper water tank, position the lower end in the drain tank, flow the water sucked up from the upper water tank along the gas-liquid contact type filler, and horizontally between the flowing water and the gas-liquid contact type filler. By direct contact with the flowing air stream, the temperature of the air stream is adjusted and humidified by the evaporation of water, and supplied to the living space and workplace.

[0003]

In the prior art air humidifier or cooler, the upper end of the inverted L-shaped gas-liquid contact-type filler for heat exchange is simply inserted into the upper water tank. Therefore, the passage of the air flow causes the filler to move in the air flow direction and to be easily vibrated, which causes noise. Further, in this configuration, the amount of cooling water sucked from the water tank does not change so much according to the level of the water in the water tank, and thus the ability to adjust the humidity of the air flow is lacking. One of the objects of the present invention is to improve the above drawbacks, fit a gas-liquid contact type filler into the upper water tank, reduce the vibration of the filler due to the passage of the air flow, reduce the degree of movement, and reduce the upper water tank. An object of the present invention is to provide an air humidifier or a cooler that makes effective use of the upper space to the market. Another object of the present invention is to improve the above drawbacks, devising a shape in which the gas-liquid contact type filler is immersed in the upper water tank, and changing the amount of cooling water sucked up from the water tank according to the water level in the water tank. It is another object of the present invention to provide an air humidifier or cooler capable of adjusting the humidity to the market. Another object of the present invention is to improve the above-mentioned drawbacks, to form a wet wall of the gas-liquid contact type filler by gravity-flowing the sucked-up liquid, and to perform air humidification or air-humidification for ensuring the humidity control of the air flow. To provide a cooler to the market.

[0004]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, a plurality of gas-liquid contact-type fillers for heat exchange are hung from an upper water tank at intervals, and the hung-up heat-exchanging filler is provided. An air humidifier or cooler that cools the liquid and adjusts the humidity of the air flow by directly contacting the air flow passing between the fillers and the liquid flowing down on the surface of each filler in a cross-flow manner. In the gas-liquid contact-type filler for heat exchange, a water-absorbing wet layer is integrally formed on the front and back surfaces of a synthetic resin sheet-like base material, and the water tank has a trough-shaped cross section and an upper part opening. This water tank is fitted almost horizontally through the gas-liquid contact type filler near the upper part of the gas-liquid contact type filler arranged in parallel, and is fitted into the liquid in the water tank. Part of the gas-liquid contact type filler is at least 1
An air humidifier or cooler characterized by being immersed at a location. In the air humidifier or the cooler according to the present invention, it is preferable that the wet layer is made of a moisture absorbent cloth. The absorbent cloth in the air humidifier or cooler of the present invention may be a nonwoven fabric. In the air humidifier or cooler of the present invention, a strip-shaped absorption auxiliary material as a spacer is provided in the gap between the adjacent gas-liquid contact-type fillers located around the water tank in the liquid in the water tank. It is preferable that at least one part is immersed in the water tank in a state of being immersed in at least one place, in parallel with the gas-liquid contact type filler and in close contact with each other. In the air humidifier or cooler according to the present invention, the immersion portion of the absorption auxiliary material has at least two locations on the leeward side and the leeward side of the air flow flowing between the adjacent gas-liquid contact-type fillers, and the downwardly directed end thereof is in the water tank. It is preferable that the filler be immersed in a liquid, and be formed of an inverted triangular claw corresponding to the claw and the shape and position of the claw in the filler. In the air humidifier or cooler of the present invention, the absorption auxiliary material may be a sponge material.
In the fitting portion of the upper water tank and the gas-liquid contact type filler in the air humidifier or the cooler of the present invention, an opening is provided near the lower surface of the upper water tank through the front and back surfaces of the gas-liquid contact type filler. Through the opening, a part of the absorption auxiliary material on both sides located on the front and back surfaces of the gas-liquid contact-type filler is in contact with each other to form a liquid distribution passage. Is desirable.

Next, the operation of the air humidifier or cooler according to the first aspect of the present invention will be described together with the method of using the same. B) When the present invention is used as a humidifier in combination with an air conditioner (see FIG. 9). During heating, the fan of the air conditioner is driven to take indoor air into the casing from the air intake port to generate heat. After the air flow is heated by the exchanger, it is passed between the gas-liquid contact type fillers hanging from the upper water tank. During this passage, if the liquid in the upper water tank is sucked up by capillarity from a part of the gas-liquid contact type filler immersed in at least one place in the upper water tank according to the humidity, the liquid is vaporized. It diffuses right and left in the wet layer of the liquid-contact type filler, and flows down by gravity along the gas-liquid contact-type filler sequentially to form a wet wall on the outer surface of the gas-liquid contact-type filler. The air flow is brought into direct contact with the wet wall, and the relative humidity of the air temperature-controlled by evaporation of water is, for example, 55% to 7%.
Increase to around 7% to optimize the indoor living environment in winter. At this time, since the upper water tank is fitted by penetrating these fillers, its position is not displaced in the air flow direction by the air flow, and is maintained at a predetermined lifting position, and the vibration accompanying the displacement is Less likely to occur. Furthermore, no air flow is generated in the fitting portion between the upper water tank and the filler, and the liquid is smoothly sucked up, and no detection of silica, calcium, or the like accompanying the evaporation of the liquid occurs.

According to the second aspect of the present invention, since the wet layer is made of a moisture absorbent cloth, the water absorbed by the wet layer is evaporated by the air contacting the wet layer in addition to the function of the first aspect. And humidify the air.

[0007] In the invention described in claim 3, since the moisture absorbing cloth is a non-woven fabric, it functions in the same manner as that of the invention described in claims 1 and 2. In the invention described in claim 4, a strip-shaped absorption auxiliary material as a spacer is provided in the gap between the adjacent absorption auxiliary materials located around the water tank as a spacer. 4. The invention according to claim 1, 2 or 3, wherein the parts are arranged so as to be fitted in the water tank in a state of being immersed in at least one place in parallel with the gas-liquid contact type filler and in close contact with each other. In addition to the action, the following action is performed. That is, the liquid is sucked up from the absorption auxiliary material interposed between the gas-liquid contact-type fillers by capillary action, and the liquid is supplied to the front and back surfaces of the adjacent gas-liquid contact-type fillers, and the humidity is increased. Contribute to adjustment. Further, the absorption auxiliary material secures an air passage between adjacent gas-liquid contact-type fillers hanging down from the upper water tank. In this case, also in the fitting part between the absorption auxiliary material and the upper water tank, as in the filler,
No air flow is generated, and deposition of silica, calcium, etc. due to evaporation of the liquid does not occur, and the liquid is sucked up smoothly.

[0008] In the invention described in claim 5, the immersion portion of the absorption auxiliary material has a tip portion immersed in the liquid in the water tank, and an inverted triangular claw portion in the gas-liquid contact type filler and the inverted triangular claw portion. Since the shape forming position is formed by an inverted triangular claw portion that matches, the following operation is performed in addition to the operation of the invention described in the fourth aspect. That is, when the water level is low, the suction amount of the liquid from the inverted triangular claw portion in the absorption auxiliary material is suppressed to a small amount, the degree of humidity adjustment is low, and when the water level is high, the inverted triangular claw is The amount of liquid drawn from the part is increased, and the degree of humidity adjustment is increased.

In the invention described in claim 6, the absorption auxiliary material is a sponge material.
Has the same function as the invention described in (1). In the invention described in claim 7, an opening is provided in the fitting portion between the upper water tank and the gas-liquid contact type filler, near the lower surface of the upper water tank, through the front and back surfaces of the gas-liquid contact type filler. And
Through the opening, a part of the absorption auxiliary material on both sides located on the front and back surfaces of the gas-liquid contact type filler is in contact with each other to form a liquid distribution passage. 5,
In addition to the operation described in No. 6, the following operation is performed. That is,
Through the opening formed in the gas-liquid contact-type filler, adjacent absorption auxiliary materials mutually supply the sucked-up liquid, replenish the shortage therebetween, and fill the gap between the adjacent absorption auxiliary materials. A sufficient wet wall is formed on the front and back surfaces.

B) Incorporation in a cross-flow cooling tower This invention is used as a cooler (see FIG. 10). Cooling water (hot water) sent from the load section (such as a refrigerator)
Is sent into the upper water tank, and is temporarily stored in the upper water tank. Next, the cooling water in the upper water tank is sucked up from a part of the gas-liquid contact type filler immersed in the upper water tank by capillary action according to the humidity, and the cooling water is removed from the gas-liquid contact type filler. To form a wetted wall on the outer surface of the gas-liquid contact type filler. In this state, the air flow is passed through the gas-liquid passage between the adjacent gas-liquid contact-type fillers in the horizontal direction perpendicular to the flowing direction of the cooling water. The cooling water that flows on the surface of the gas-liquid contact-type filler and forms the wetting wall is in direct contact with the air flow, and the cooling water is cooled by the latent heat effect of vaporization. The cooling water that has formed a wet wall in this way is directly exchanged heat with the air flow during cooling and is cooled, and then sent from the lower water tank of the cooling tower to a load unit such as a refrigerator to perform work. After the temperature rises, it is returned to the upper water tank,
It is cooled again and used for circulation. At this time, the function of sucking the cooling water in the invention described in each claim is the same as in the case of the above-mentioned a).

C) When the present invention is used as a cooling panel (see FIG. 11). This air humidifier or cooler is mounted on one wall of a building together with a frame having a lower drain gutter, and a blower is provided on the opposite wall. Next, a liquid is sucked up from the upper water tank onto these fillers, and water is absorbed into the wet layer formed on the plate surface of each filler and flows down by gravity to form a wet layer, that is, a wet wall over the entire heat exchange area. On the other hand, the blower is operated to reduce the air pressure in the building, draw outside air through the gas-liquid passage between these fillers, suck into the building, and directly contact the air with the wet wall while passing through the gas-liquid passage. Raise the humidity of the air, raise the temperature, and lower the temperature of the liquid. The cooled and appropriately temperatured liquid is received by the lower drain gutter and used for circulation, and the relative humidity in a building, for example, a greenhouse, is adjusted to 50% or more suitable for growing plants.
About 80%, and the temperature in the greenhouse
C. is maintained throughout the equation. At this time, the suction of liquid and the adjustment of humidity in the inventions described in the respective claims are the same as those in the above-mentioned a).

[0012]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiment 1 This embodiment shows a typical embodiment of the invention described in claims 1, 2 and 3. 1, 2 and 3, A denotes a gas-liquid contact type filler 10 for heat exchange suspended from an upper water tank 11, an air flow G passing between the fillers 10 and the surface of each filler 10. The entire air humidifier or cooler for adjusting the temperature of the air flow G and adjusting the humidity of the air flow G by directly contacting the liquid W flowing thereon in a cross-flow manner is shown. The gas-liquid contact-type filler 10 for heat exchange is provided on the front and back surfaces of a synthetic resin sheet base material 12,
A water-absorbing wet layer 13 is integrally formed, and the water tank 11 has a trough-shaped cross section and an open upper part. The water tank 11 is provided with the gas-liquid contact-type filler 1 arranged in parallel.
A part of the gas-liquid contact type filler 10 is immersed in the liquid W in the water tank 11 by penetrating these gas-liquid contact type fillers 10 near the upper part of 0. . The immersion portion 14 of the gas-liquid contact-type filler 10 has two downwardly directed tips 15 at the leeward side and the leeward side of the air flow G,
Reference numeral 16 comprises inverted triangular claw portions 17 and 18 immersed in the liquid W in the water tank 11. Regarding these two inverted triangular claw portions 17, 18, the leeward claw portion 17 is longer than the leeward claw portion 18, and the pointed end 15 of the leeward claw portion 17 is the leeward claw portion. 18 is lower than the pointed end 16 (see FIGS. 1 and 3). Further, the water tank 1
The edge height of 1 is the inverted triangular claw portions 17, 1
8, the windward side 19 is lower and the leeward side 20 is higher (see FIG. 3). The wet layer 13 is a nonwoven fabric which is a kind of a moisture absorbent cloth.

Embodiment 2 This embodiment shows a typical embodiment of the invention described in claims 4, 5 and 6. The differences from the first embodiment are as follows. That is, a strip-shaped absorption auxiliary material 21 as a spacer is partially immersed in the liquid W in the water tank 11 in a gap between the adjacent gas-liquid contact-type fillers 10 around the water tank 11. Therefore, they are arranged in parallel with the gas-liquid contact type filler 10 and in close contact with each other and fitted in the water tank (see FIGS. 4 and 5). In other words, the water tank 11 is disposed so as to be fitted substantially horizontally through the gas-liquid contact type filler 10 and the absorption auxiliary material 21 which are arranged substantially in close contact with each other and alternately. The immersion part 22 of the absorption auxiliary material 21 has almost the same shape as the claw parts 17 and 18 of the gas-liquid contact type filling material 10 and is provided at the same location. An inverted triangular claw portion 25 immersed in W,
The absorption auxiliary material 21 is made of a sponge material (see FIGS. 4 and 5). In addition, the same reference numerals as those in the first embodiment denote the same components.

Third Embodiment This embodiment is a modification of the first embodiment, in which there are three inverted triangular claw portions 40, 41, and 42 in the gas-liquid contact type filler 10, and in this case, These nail parts 40,
Of the 41, 42, the length of the claw portion 40 on the leeward side of the airflow G is the longest, the length of the claw portion 40 on the leeward side is the shortest, and The tip 43 of the claw portion 40 is located lower than the tip 44 of the claw portion 41 at the center thereof, that is, closer to the bottom of the water tank 11, and the tip 45 of the claw portion 42 on the most leeward side is located at the center thereof. It is located higher than the tip 44 of the claw portion 41 (see FIG. 6). That is, the claw portions 41, 42, and 44 are formed on each gas-liquid contact type filler 10 such that the claw portions 41, 42, and 44 are located closer to the bottom of the water tank 11 toward the windward side of the airflow G (see FIG. 6).

Embodiment 4 This is a typical embodiment of the invention described in claims 1 and 7. The difference from the first embodiment is that one inverted triangular claw portion 46 in the gas-liquid contact type filler 10 is provided near the windward side of the airflow G. This filler 1
0, the shape and the position of the claw portion 46 are substantially the same as those of the claw portion 46. The inverted triangular claw portion 48 has a rectangular shape as a spacer arranged so as to fill the gap between the fillers 10 around the water tank 11. The claw members 46 and 48 are immersed in the liquid W in the water tank 11 (see FIGS. 7 and 8). Further, at the fitting portion of the upper water tank 11 and the gas-liquid contact-type filler 10, an opening 50 is provided near the lower surface of the upper water tank 11, penetrating the front and back surfaces of the gas-liquid contact-type filler 10. A part of the absorption auxiliary material 21 on both sides located on the front and back surfaces of the gas-liquid contact type filler 10 is in contact with each other via the opening 50 to form a liquid distribution passage (see FIG. 8). . In addition, the same reference numerals as those in the first and second embodiments denote the same components. The operation of each of the above embodiments and the method of using the same are the same as those of the invention described in the corresponding claim, and thus description thereof will be omitted.

[0016]

The present invention is constructed and operated as described above.
Next, the effects of the invention described in (1) will be described. First, when used in combination with an air conditioner, the liquid in the upper water tank is immersed in at least one place in the upper water tank by capillary action in accordance with the humidity. This liquid is sucked up from the part, the liquid flows down along the outer surface of the gas-liquid contact type filler by power, and a wet wall can be sufficiently formed on the outer surface of the gas-liquid contact type filler. To operate the fan of the air conditioner to suck air in the room into the casing of the air conditioner and to flow through the space between the adjacent gas-liquid contact fillers, thereby forming the air formed between the adjacent gas-liquid contact fillers. The air flowing horizontally into the liquid passage is brought into direct contact with the wet wall, the temperature of the air is adjusted by evaporating water, the humidity is adjusted to an optimal value, and the air is blown out of the casing of the air conditioner into the room in winter. Indoor living environment in It can be the optimal ones.

Further, since the upper water tank is fitted substantially horizontally so as to penetrate the gas-liquid contact type filler, the upper water tank can also be used as a suspending material for these fillers. In addition, these fillers are not displaced, and the vibration can be reduced. The point where the air flow passes is lower than the position where the upper water tank is fitted through the gas-liquid contact type filler and is a gap between the gas-liquid contact type filler hanging from the upper water tank. However, since the air flow is interrupted by the upper water tank in the liquid suction section, evaporation of the liquid suction section does not occur at all, and silica, calcium, etc. in the liquid do not precipitate, and this suction section is always good. In this state, the liquid is sucked up without an appropriate amount of resistance, flows down by gravity while moistening the wet layer of the gas-liquid type filler, and a wet wall can be appropriately formed.

According to the second aspect of the present invention, since the wetting layer is made of a moisture absorbing cloth, in addition to the effect of the first aspect, the water absorbed by the wetting layer is evaporated by the air contacting the same. Humidify that air. According to the third aspect of the present invention, since the moisture absorbent cloth is a non-woven fabric, the same effects as those of the first and second aspects of the invention are provided. In the invention described in claim 4, a strip-shaped absorption auxiliary material as a spacer is provided as a spacer in a gap between the gas-liquid contact-type fillers adjacent to the periphery of the water tank. 4. The invention according to claim 1, 2 or 3, wherein the parts are arranged so as to be fitted in the water tank in a state of being immersed in at least one place, in parallel with the gas-liquid contact type filler and in close contact with each other. The following effects are achieved in addition to the effects. That is, the liquid can be sucked up by the capillary action from the absorption auxiliary material interposed between the gas-liquid contact-type filler, and the liquid can be supplied to the back surface of the adjacent gas-liquid contact-type filler. It can contribute to the humidity adjustment.

Further, since this absorption auxiliary material is also fitted into the upper water tank similarly to the filler, the absorption auxiliary material is not displaced by the air flow, and its vibration can be reduced. By the absorption auxiliary material, a plurality of gas-liquid contact-type fillers can be hung at a predetermined interval from the upper water tank, and an air passage is secured between these hanging and adjacent gas-liquid contact-type fillers. be able to. Further, the absorption auxiliary material prevents air from flowing between adjacent gas-liquid contact type fillers at the fitting portion with the upper water tank, and prevents the liquid at the liquid sucking portion of the gas-liquid contact type filler and the absorption auxiliary material. Of silica and calcium in the liquid can be further suppressed.

[0020] In the invention described in claim 5, the immersion portion of the absorption auxiliary material is formed at the same position as the claw portion of the gas-liquid contact type filler at the same point, and the tip portion is formed in the water tank. Since it is composed of an inverted triangular claw portion immersed in the liquid described above, the following effect is exerted in addition to the effect of the invention described in claim 4. That is, when the water level is low, the amount of liquid sucked up from the inverted triangular claw portion of the absorption auxiliary material is suppressed to a small amount, and in cooperation with the gas-liquid contact type filler, the degree of adjustment of the humidity of the air flow is adjusted. When the water level is high, the amount of liquid sucked up from the inverted triangular claw portion is increased, and the degree of adjustment of the humidity of the air flow can be increased in cooperation with the gas-liquid contact type filler. .

In the invention described in claim 6, the absorption auxiliary material is a sponge material.
Has the same effects as the invention described in (1). In the invention described in claim 7, an opening is provided in a fitting portion of the upper water tank and the gas-liquid contact type filler near the lower surface of the upper water tank, penetrating the front and back surfaces of the gas-liquid contact type filler. Yes,
Through the opening, a part of the absorption auxiliary material on both sides located on the front and back surfaces of the gas-liquid contact type filler is in contact with each other to form a liquid distribution passage. Through the openings formed in the filler, the adjacent absorption aids mutually supply the wicking liquid, replenish the shortage, and sufficiently wet the front and back surfaces of the filler between the adjacent absorption aids. Walls can be formed. Next, when the air humidifier or cooler according to the present invention is incorporated in a cross-flow cooling tower and used, the effect of sucking the cooling water is reduced by the effect of sucking the liquid when incorporated into the air conditioner. The same effect as described above can be obtained, and the cooling water can be cooled by direct contact with the air flow. Further, the cooling water in the cooling panel can be cooled in the same manner as in the case of incorporating the cooling water into the cooling tower.

Next, each embodiment has the effects of the invention described in the corresponding claims. In particular, in the third embodiment, the inverted triangular claw portions 40, 41, and 42 are provided on the gas-liquid contact type filler, so that the air humidifier or the cooler of the first and second embodiments is thinner and stepwise. The amount of liquid suction can be adjusted by changing the water level in the upper tank, and as a result,
The humidity of the air flow can be finely adjusted step by step.

[Brief description of the drawings]

FIG. 1 is a schematic perspective view of a first embodiment.

FIG. 2 is a schematic front view of FIG.

FIG. 3 is an enlarged side view showing a relationship between a claw portion and an upper water tank of FIG. 2;

FIG. 4 is a schematic front view of a second embodiment.

FIG. 5 is an enlarged side view showing a relationship between an absorption auxiliary material and an upper water tank in FIG. 4;

FIG. 6 is a side view of a main part of the third embodiment.

FIG. 7 is a side view of a main part of a fourth embodiment.

FIG. 8 is an enlarged vertical sectional view taken along line 8-8 in FIG. 7;

FIG. 9 is a schematic side view showing an example in which the present invention is combined with an air conditioner.

FIG. 10 is a schematic side view showing an example in which the present invention is incorporated in a cross-flow cooling tower.

FIG. 11 is a schematic side view showing an example in which the present invention is used as a cooling panel.

[Explanation of symbols]

 A air humidifier or cooler 10 gas-liquid contact type filler 11 water tank 17, 18 inverted triangular claw

Claims (7)

[Claims] 1. A plurality of gas-liquid contact-type fillers for heat exchange are suspended from an upper water tank at intervals, and an air flow passing between these fillers and a liquid flowing down on the surface of each filler are provided. Are brought into direct contact with each other to adjust the temperature of this air flow,
In addition, in the air humidifier or cooler for adjusting the humidity, the gas-liquid contact-type filler for heat exchange is integrally formed with a water-absorbing wet layer on the front and back surfaces of a synthetic resin sheet substrate. The water tank has a trough-shaped cross section and is open at the top, and the water tank penetrates the gas-liquid contact-type filler near the upper part of the gas-liquid contact-type filler arranged in parallel and is substantially horizontal. Wherein a part of the gas-liquid contact type filler is immersed in the liquid in the water tank at at least one location. 2. The air humidifier or cooler according to claim 1, wherein said wetting layer comprises a moisture absorbing cloth. 3. The air humidifier or cooler according to claim 1, wherein said absorbent cloth is a nonwoven fabric. 4. A strip-shaped absorption auxiliary material as a spacer is provided in a gap between adjacent gas-liquid contact type fillers located around the water tank, and a part of the water absorption auxiliary material is added to the liquid in the water tank. 3 is arranged so as to be fitted in the water tank in a state of being immersed in at least one place in parallel with the gas-liquid contact type filler and in close contact with each other.
Or an air humidifier or cooler according to 3. 5. The immersion portion of the absorption auxiliary material, the downward pointed end of which is immersed in the liquid in the water tank, and the claw portion of the gas-liquid contact type filler has the opposite shape and formation position. 5. The air humidifier or cooler according to claim 4, comprising a triangular claw portion. 6. The air humidifier or cooler according to claim 4, wherein said absorption auxiliary material is a sponge material. 7. An opening portion is provided at a fitting portion between the upper water tank and the gas-liquid contact type filler, in the vicinity of a lower surface of the upper water tank, penetrating the front and back surfaces of the gas-liquid contact type filler. A part of the absorption auxiliary material on both sides located on the front and back surfaces of the gas-liquid contact-type filler is in contact with each other via the gas-liquid contact type filler to form a liquid distribution passage. Or an air humidifier or cooler according to 6.