JPH0924235A - Dehumidifier - Google Patents

Abstract

PROBLEM TO BE SOLVED: To realize a dehumidifier which can be regenerated with low consumption of electricity, can be miniaturized and has a dehumidifying means of highly humid air in a room. SOLUTION: A moisture absorbing unit 3a is heated by means of a heater 4a being brought into contact with the outer periphery of the moisture absorbing unit 3a consisting of moisture absorbing elements 2a in a main body 1 to release moisture in the moisture absorbing unit 3a and to regenerate the moisture absorbing unit.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a dehumidifying device for dehumidifying moisture in high-humidity indoor air.

[0002]

2. Description of the Related Art In recent years, as interest in comfortable air conditioning has increased, especially in the rainy season in Japan, the humidity inside and in the closet becomes high, and the indoor environment deteriorates, microbial contamination in the closet, furniture, and building Since there is a problem of deterioration, measures to prevent this are required.

Hitherto, as a dehumidifying means for removing moisture in a high humidity room or in a closet, adsorption of moisture in the air by silica gel.

Cooling and dehumidifying water in the air by a refrigeration cycle. There was such a method.

The structure of the method of adsorbing moisture in the air using silica gel will be described below with reference to FIG.

As shown in FIG. 21, a silica gel adsorbent 101 has a honeycomb structure or a corrugated structure and has a cylindrical shape of a rotating body.

A processing fan 102 for bringing high-humidity air into contact with the adsorbent 101, and the adsorbent 101 having adsorbed moisture.
A heater 104 is provided between the regeneration blower 103 for regenerating the air, and the regeneration blower 103 and the adsorbent 101.

In the above structure, the high-humidity air is adsorbent 10 which is rotated at 10 to 20 rph in the processing fan 102.
1, the dehumidified air from which the moisture in the high-humidity air is adsorbed to remove the moisture is blown into the room. Then, in order to regenerate the adsorbent 101 that has adsorbed moisture, a regenerating blower 1
The regenerated air sent from No. 03 is 120-1 by the heater 104.
The adsorbent 1 is heated to 40 ° C. and brought into contact with the adsorbent 101.
The water in 01 is released to regenerate the adsorbent 101.

[0009]

The dehumidifying method for removing the moisture in the room in such a conventional structure will be described. When the adsorbent 101 is regenerated with the regenerated air, the temperature of the regenerated air is changed to the heater 104. 120 ~ 14
Since it becomes necessary to heat up to 0 ° C., power consumption increases, and the dehumidified air is absorbed by the adsorbent 1 during regeneration.
There is a problem that the preheating of 01 raises +10 to 20 deg with respect to the room temperature and the load of air conditioning in the room increases due to the heat of adsorption of silica gel.

The present invention solves the above problems, and a first object thereof is to provide a dehumidifying device which can be regenerated with low power consumption and can be miniaturized.

A second object is to provide a dehumidifying device capable of improving regeneration efficiency. A third object is to provide a dehumidifying device capable of maintaining the shape and suppressing the expansion and contraction of the moisture absorbing element and improving the regeneration efficiency.

A fourth object is to provide a dehumidifying device capable of reducing the temperature unevenness in the moisture absorbing element at the time of reproduction.

A fifth object is to provide a dehumidifying device capable of maintaining the shape by suppressing the contraction and expansion of the moisture absorbing element and improving the reproducing speed.

A sixth object is to provide a dehumidifying device capable of reducing the temperature rise in the room.

A seventh object is to provide a dehumidifying device capable of reducing the temperature rise in the room and reducing the number of parts to simplify and downsize the device.

An eighth object is to provide a dehumidifying device capable of reducing the inflow of moisture into the room.

A ninth object is to provide a dehumidifying device capable of improving the hygroscopic ability of the hygroscopic element in the same amount used.

A tenth object is to provide a dehumidifying device capable of increasing the amount of moisture absorbed per unit time.

An eleventh object is to provide a dehumidifying device capable of reducing power consumption. A twelfth object is to provide a dehumidifying device capable of shortening the regeneration time and improving the dehumidifying ability.

A thirteenth object is to provide a dehumidifying device capable of efficiently controlling the regeneration timing.

[0021]

A first means for achieving the first object of the present invention is to provide a moisture absorbing unit composed of a main body and a moisture absorbing element provided in the main body, and to contact an outer periphery of the moisture absorbing unit. And a blower.

Second aspect for achieving the second object of the present invention
The means comprises a heat transfer plate integrated with a moisture absorption element provided in the moisture absorption unit, and a heater for heating the moisture absorption unit.

Third aspect for achieving the third object of the present invention
This means is configured to include a heat transfer rod that penetrates the moisture absorbing element.

A fourth aspect for achieving the fourth object of the present invention.
The means is configured to include a plate-shaped heater having a structure integrated with the flat surface portion of the moisture absorbing element.

A fifth aspect for achieving the fifth object of the present invention
The means is provided with a rod-shaped heater penetrating the moisture absorbing element.

A sixth aspect for achieving the sixth object of the present invention.
The means is a temperature detector provided on the downstream side of the moisture absorption unit in the main body, an indoor air passage, an outdoor air passage, a damper that switches between the indoor air passage and the outdoor air passage, and the temperature. The configuration is such that a damper control unit that outputs a signal for moving the damper from the signal output from the detection unit is provided.

A seventh aspect for achieving the seventh object of the present invention.
The means comprises a damper and a damper moving part including a shape memory alloy.

Eighth Object to Achieve the Eighth Object of the Invention
This means is configured to include a humidity detecting section provided on the downstream side of the moisture absorbing element in the main body.

A ninth aspect for achieving the ninth object of the present invention.
The means is configured to include a plurality of hygroscopic elements arranged in series at intervals.

A tenth means for achieving the tenth object of the present invention is configured to include an element cooling control section.

An eleventh means for achieving the eleventh object of the present invention is configured to include a heater controller.

A twelfth means for achieving the twelfth object of the present invention is configured so as to include a heater controlling temperature detecting portion.

A thirteenth means for achieving the thirteenth object of the present invention is configured to include an element weight detection section.

[0034]

The present invention is capable of directly heating the hygroscopic element by the constitution of the above-mentioned first means, can be efficiently regenerated with low power consumption, and can be miniaturized.

Further, by the constitution of the second means, by integrating the moisture absorbing element and the heat transfer plate, the heat transfer plate enhances the heat transfer effect, the heat is quickly transferred to the whole, and the regeneration efficiency can be improved. is there.

Further, according to the structure of the third means, by penetrating the heat transfer rod through the moisture absorbing element, contraction and expansion of the moisture absorbing element can be suppressed and the shape can be maintained. The heat is quickly transferred to and the regeneration efficiency can be improved.

Further, according to the constitution of the fourth means, by providing the plate-shaped heater integrated with the flat plate portion of the moisture absorption element,
It is possible to prevent a decrease in temperature unevenness during reproduction.

Further, according to the constitution of the fifth means, the heater penetrating the moisture absorbing element can suppress the contraction and expansion of the moisture absorbing element to maintain the shape and improve the reproducing speed.

Further, according to the structure of the sixth means, by providing the temperature detecting section on the downstream side of the hygroscopic element and the damper control section for moving the damper based on the signal output from the temperature detecting section,
When switching from regeneration to moisture absorption, residual heat of the heater and the like can be suppressed from being blown out into the room and rising in room temperature.

According to the structure of the seventh means, by providing the damper movable part of the shape memory alloy, it is possible to prevent the residual heat of the heater or the like from being blown into the room and raising the room temperature.
Moreover, the number of parts can be reduced, and the device can be simplified and downsized.

Further, according to the structure of the eighth means, by providing the temperature detecting portion on the downstream side of the moisture absorbing element, it is possible to suppress moisture release to the room.

Further, with the structure of the ninth means, it is possible to reduce the thickness of the boundary layer and improve the moisture absorption capacity by opening a gap between the moisture absorption elements.

Further, by providing the element cooling control section by the structure of the tenth means, the amount of moisture absorption per unit time can be increased.

Further, by providing the heater control section by the structure of the eleventh means, the residual heat of the heater can be regenerated and the power consumption can be reduced.

Further, according to the twelfth means, by providing the heater control temperature detecting section, the output of the heater is increased at the start of regeneration to approach the target temperature quickly, and then the output is reduced to stabilize at the target temperature. By doing so, the regeneration time can be shortened and the dehumidifying ability can be improved.

Further, according to the thirteenth means, by providing the element weight detecting section, control can be performed by increasing / decreasing the amount of water in the moisture absorbing element, and efficient reproduction timing can be controlled.

[0047]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to FIG.

As shown in the figure, a moisture absorption unit 3a is provided in which a corrugated moisture absorption element 2a made of a highly water-absorbent polymer is laminated in the main body 1, and a heater of a ceramic heater is contacted with the outer periphery of the moisture absorption unit 3a. 4a is provided. Further, the blower 5 is provided on the upstream side of the moisture absorption unit 3a.
Is provided.

The material of the hygroscopic element 2a which does not generate heat of adsorption is made of a highly water-absorbent polymer, and a polyvinyl alcohol / sodium polyacrylate cross-linked material is used. A polymerization reaction is performed on the fiber to form a polymer,
After that, it is processed into a non-woven fabric and formed into a sheet.

Although the heater 4a uses a ceramic heater, it may be a sheath heater, an infrared heater, a coil heater used in an electric heater, or the like.

As the material of the moisture absorbing element 2a, silica gel, zeolite, starch-acrylonitrile graft polymer hydrolyzate, starch-acrylic acid graft polymer, starch-styrene sulfonic acid graft polymer,
Starch-vinyl sulfonic acid graft polymer, starch-acrylamide graft polymer system, cellulose-acrylonitrile graft polymer, cellulose-styrene sulfonic acid graft polymer, carboxymethyl cellulose cross-linked product, hyaluronic acid, agarose, collagen, polyvinyl alcohol cross-linked polymer , Polyvinyl alcohol water absorption gel freeze / thaw elastomer, sodium acrylate-vinyl alcohol copolymer, saponified polyacrylonitrile polymer, hydroxyethyl methacrylate polymer (HEMA), maleic anhydride (co) polymer,
It may be a vinylpyrrolidone (co) polymer, a polyethylene glycol / diacrylate crosslinked polymer, an ester polymer, an amide polymer or the like.

The shape of the moisture absorbing element 2a is powder, spherical,
Sheet-shaped crushed hygroscopic agent, or powder,
Spherical or crushed hygroscopic agent is carried on fibers such as polyester, polypropylene, polyethylene, etc. and processed into a non-woven fabric to form a sheet, or the fibers are molded into a corrugated structure, or polypropylene, polyethylene in a monomer state It is supported on fibers such as, and polymerized on the fibers to form a polymer, processed into a non-woven fabric into a sheet shape, or polymerized on the fibers to form a polymer and formed into a corrugated structure. It may be one.

The shape of the moisture absorbing unit 3a may be spiral or the like. The blower 5 may be located downstream of the hygroscopic element 2a.

The blower 5 may change the air volume by controlling an inverter or the like. The operation of the above configuration will be described below.

High-humidity air in the room is blown by the blower 5 to the moisture absorption unit 3a. Then, the moisture in the air blown by the moisture absorption unit 3a is absorbed and dehumidified.

When sufficient moisture is accumulated in the moisture absorption unit 3a,
The moisture absorbing unit 3a is heated by the heater 4a which is in direct contact with the outer periphery of the moisture absorbing unit 3a, and the moisture in the moisture absorbing unit 3a is discharged and regenerated.

When it is sufficiently regenerated, the moisture absorption process is performed again. The above operation is repeated to dehumidify.

As described above, according to the dehumidifying apparatus of the first embodiment of the present invention, since the heater 4a heats the moisture absorbing unit 3a in direct contact with the dehumidifying unit 3a, the heat escaping to other portions is reduced, and the regeneration is possible with low power consumption. Become. Further, since the heater 4a is integrally formed with the moisture absorption unit 3a, the device can be downsized.

Next, the second embodiment of the present invention will be described with reference to FIG.
This will be described with reference to FIG. The same reference numerals are given to those shown in the first embodiment, and detailed description will be omitted.

As shown in the figure, a heater 4b and a moisture absorption unit 3a are provided on the downstream side of the blower 5. Further, the flat plate portion 2b of the moisture absorbing element 2a and the heat transfer plate 6 have an integrated structure.

The material and shape of the moisture absorbing element 2a are similar to those shown in the first embodiment. The material of the heat transfer plate 6, which has a structure integrated with the moisture absorbing element 2a, may be copper, aluminum, or the like as long as it has good heat conduction.

Although the heater 4b uses a planar heater, it may be a rod-shaped, annular, U-shaped heater or the like.

Although the heater 4b is made of a ceramic heater, it may be a sheath heater, an infrared heater, a coil heater used in an electric heater, or the like.

The heater 4b includes the blower 5 and the moisture absorption unit 3
Although it is provided between a and a, it may be in contact with the moisture absorption unit 3a.

With the above configuration, the operation will be described below. At the time of regeneration, the air heated by the heater 4b is sent to the moisture absorption unit 3a to perform heating regeneration. At this time,
Since the heat transfer plate 6 has good heat conduction, heat is quickly transferred to the entire moisture absorption unit 3a.

After being sufficiently regenerated, moisture is again absorbed. At this time, the heat transfer plate 6 quickly radiates the heat of the entire moisture absorbing element.

As described above, according to the dehumidifying apparatus of the second embodiment of the present invention, the heat is quickly transferred to the entire moisture absorbing element 2a at the time of reproducing, so that the reproducing efficiency can be improved.

Next, the third embodiment of the present invention will be described with reference to FIG.
This will be described with reference to FIG. The same reference numerals are given to those shown in the second embodiment, and detailed description will be omitted.

As shown in the figure, a plurality of heat transfer rods 7 that penetrate the moisture absorbing element 2a are provided. The material and shape of the moisture absorbing element 2a are the same as those shown in the first embodiment.

The material of the heat transfer rod 7 penetrating perpendicularly to the moisture absorbing element 2a may be copper, aluminum or the like as long as it has good heat conduction.

The material and shape of the heater 4b may be the same as those shown in the second embodiment. The operation of the above configuration will be described below.

At the time of regeneration, the air heated by the heater 4b is sent to the moisture absorption unit 3a to perform heating regeneration. At this time, since the heat transfer rod 7 has good heat conduction, heat is quickly transferred to the entire moisture absorption unit 3a. Further, it is possible to suppress the moisture absorbing element 2a, which tends to contract in the horizontal direction by heat, by penetrating the heat transfer rod 7.

After being sufficiently regenerated, moisture is again absorbed. At that time, the heat of the entire moisture absorbing element is quickly radiated by the heat transfer rod 7. Further, the hygroscopic element 2 a that swells due to moisture absorption and tends to expand in the horizontal direction can be suppressed by penetrating the heat transfer rod 7.

As described above, according to the dehumidifying device of the third embodiment of the present invention, the heat transfer rod 7 penetrating the moisture absorbing element 2a can suppress the contraction and expansion of the moisture absorbing element 2a and maintain its shape. The heat is quickly transferred to the entire moisture absorption unit 3a during regeneration, so that the regeneration efficiency can be improved.

Next, the fourth embodiment of the present invention will be described with reference to FIG.
This will be described with reference to FIG. The same reference numerals are given to those shown in the second embodiment, and detailed description will be omitted.

As shown in the figure, the flat plate portion 2 of the moisture absorbing element 2a is
A plate-shaped heater 4c integral with b is provided.

The material and shape of the moisture absorbing element 2a are the same as those shown in the first embodiment. A ceramic heater is used as the material of the plate-shaped heater 4c integrated with the moisture absorbing element 2a, but a sheath heater, an infrared heater, a coil heater used for an electric heater, or the like may be used.

With the above configuration, the operation will be described below. When sufficient moisture is accumulated in the moisture absorbing unit 3a, the moisture absorbing element 2a is directly heated by the plate-shaped heater 4c which is integrated with the flat plate portion 2b of the moisture absorbing element 2a, and moisture is absorbed by heat from the moisture absorbing unit 3a in which moisture is accumulated. Dehumidify. Further, since the heater 4c heats the entire moisture absorption unit 3a, it is possible to suppress temperature unevenness.

As described above, according to the dehumidifying apparatus of the fourth embodiment of the present invention, the plate-shaped heater 4c directly heats the moisture absorbing element 2a, so that the heat does not escape to the other, the efficiency is high and the moisture absorbing The temperature unevenness inside the unit 3a can be reduced.

Next, the fifth embodiment of the present invention will be described with reference to FIG.
This will be described with reference to FIG. The same reference numerals are given to those shown in the fourth embodiment, and detailed description will be omitted.

As shown in the figure, the moisture absorbing element 2a is provided with a plurality of vertically extending rod-shaped heaters 4d.

The material and shape of the moisture absorbing element 2a are similar to those shown in the first embodiment. A ceramic heater is used as the heater 4d penetrating the moisture absorbing element 2a, but a sheath heater, an infrared heater, a coil heater used for an electric heater, or the like may be used.

With the above configuration, the operation will be described below. When the moisture is sufficiently accumulated in the moisture absorbing unit 3a, the heater 4d penetrating the moisture absorbing element 2a directly heats the moisture absorbing element 2a to release moisture. Further, since the moisture absorbing element 2a is vertically penetrated, it is possible to prevent the moisture absorbing element from contracting and expanding horizontally.

As described above, according to the dehumidifying device of the fifth embodiment of the present invention, the heater 4d directly heats the moisture absorbing element 2a, so that the heat does not escape to the other and the moisture absorbing element 2a is efficient.
The temperature unevenness inside can be reduced and the playback speed can be improved. Further, since the moisture absorbing element 2a penetrates, the shape of the moisture absorbing element 2a can be maintained.

Next, a sixth embodiment of the present invention will be described with reference to FIGS. The same reference numerals are given to those shown in the second embodiment, and detailed description will be omitted.

As shown in the figure, inside the main body 1 in contact with the wall surface, there are provided an indoor inlet air passage 8a, an outdoor inlet air passage 9a, an indoor outlet air passage 8b, and an outdoor outlet air passage 9b. ,
Further, an inlet damper 10a for switching between the indoor side inlet air passage 8a and the outdoor side inlet air passage 9a is provided. Entrance damper 1
The inlet damper moving part 11a as the 0a air passage switching means.
Is provided. An outlet damper 10b for switching between the indoor side outlet air passage 8b and the outdoor side outlet air passage 9b is provided. An outlet damper movable portion 11b is provided as an air passage switching means of the outlet damper 10b. Also,
Between the inlet damper 10a and the outlet damper 10b, the blower 5, the heater 2b, the moisture absorption unit 3a, and the temperature detection unit 12 which are sequentially arranged from the upstream side are provided.

Further, a damper control section 13a for controlling the inlet damper 10a and the outlet damper 10b according to the temperature and time detected by the temperature detecting section 12 is provided.

The material and shape of the moisture absorbing element 2a are the same as those shown in the first embodiment. Although the heater 4b uses a ceramic heater, it may be a sheath heater, an infrared heater, a coil heater used in an electric heater, or the like.

The temperature detector 12 has 100 Pt / ohm / Pt.
0.2 class temperature sensor (0-100 ℃, accuracy ± 0.5
C.) is used, but a thermocouple or the like may be used.

With the above configuration, the operation will be described below. By the time control of the damper control unit 13a, the inlet damper 10a, which was directed toward the outdoor inlet air passage 9a side, is moved to the indoor inlet air passage 8 by the forward rotation of the motor of the inlet damper movable unit 11a.
The indoor side inlet air passage 8a is opened toward the a side, and the high-humidity air in the room is blown by the blower 5 to the moisture absorption unit 3a. Then, the moisture in the air blown by the moisture absorption unit 3a is absorbed.
The dehumidified air is time-controlled by the damper controller 13a,
The outlet damper 10b, which was directed to the outdoor outlet air passage 9b side, is directed to the indoor outlet air passage 8b side by the forward rotation of the motor of the outlet damper movable portion 11b, the indoor inlet air passage 8a is opened, and the outlet damper 10b opens the chamber. The air passes through the inner outlet air passage 8b and is blown into the room.

During the time set by the damper controller 13a,
After absorbing the moisture, the damper control unit 13a controls the inlet damper 10a, which was directed to the indoor inlet air passage 8a side, toward the outdoor inlet air passage 9a side by the reverse rotation of the motor of the movable inlet damper unit 11a. The outdoor inlet air passage 9a is opened, and the outdoor air is blown by the blower 5 to the heater 4b. Then, the moisture absorption unit 3a was heated by the hot air heated by the heater 4b, and the moisture released from the moisture absorption unit 3a was directed to the indoor side outlet air passage 8b side by the time control of the damper control unit 13a. The outlet damper 10b is connected to the outlet damper movable portion 11
By the reverse rotation of the motor of b, the outdoor side outlet air passage 9b is opened toward the outdoor side outlet air passage 9b side, and moisture is released outside from the outdoor side outlet air passage 9b.

After the moisture is sufficiently discharged, the moisture absorption is performed again. The above cycle is repeated. Although the switching of the inlet damper 10a and the outlet damper 10b is performed at the same time by the time control of the damper control unit 13a, a time difference may be provided.

When the temperature detection unit 12 detects a temperature higher than the target temperature of 30 ° C. due to the influence of residual heat of the heater 4b and heat accumulation of the moisture absorption unit 3a when regeneration is completed and moisture absorption is started, the damper control unit 13a By not operating the inlet damper movable portion 11a and the outlet damper movable portion 11b by the temperature control of No. 1, the inlet damper 10a and the outlet damper 10b are not switched from the outdoor side, and the outdoor temperature is reduced to 30 ° C. Dehumidify. When the temperature detection unit 12 detects a temperature lower than the target temperature of 30 ° C., the temperature of the damper control unit 13a is controlled to positively rotate the motors of the inlet damper movable unit 11a and the outlet damper movable unit 11b. The inlet damper 10a and the outlet damper 10b are switched from the outdoor side to the indoor side, the air in the room is sucked into the main body 1, dehumidified and blown into the room.

The inlet damper movable portion 11a and the outlet damper movable portion 11b are switched by the forward and reverse rotations of the motor, but any damper capable of switching the air passage by a spring, an electromagnet or the like may be used.

This time, the time control of the damper control unit 10a is
The moisture absorption time was set to 30 minutes and the regeneration time was set to 20 minutes.

As described above, according to the dehumidifying apparatus of the sixth embodiment of the present invention, since the high temperature air is not blown into the room, the temperature rise in the room is suppressed. Moreover, since the dampers can be controlled at both the inlet and the outlet, the inflow of outside air due to natural ventilation can be suppressed.

Next, a seventh embodiment of the present invention will be described with reference to FIGS. The same reference numerals are given to those shown in the sixth embodiment, and detailed description will be omitted.

As shown in the figure, a shape memory alloy is provided on the outlet damper movable portion 11b of the outlet damper 10b.

With the above configuration, its operation will be described below. When the air supplied from the moisture absorption unit 3a is at the target temperature of 30 ° C. or higher due to the residual heat of the heater 4b and the heat storage of the moisture absorption unit 3a when the regeneration is completed and the moisture absorption is performed, the damper movable portion 11 of the outlet damper 10b is used. The shape memory alloy is expanded and deformed, the outlet damper 10b is directed toward the outdoor-side inlet air passage 9a, the outdoor-side inlet air passage 9a is opened, and the shape-memory alloy is exhausted to the outside.

After that, when the air is cooled and the target temperature becomes lower than 30 ° C., the shape memory alloy of the outlet damper movable portion 11 contracts and deforms to open the indoor side outlet air passage 8b and direct it toward the indoor side outlet air passage 8b side. The indoor inlet air passage 8a is opened, the outlet damper 10b passes through the indoor outlet air passage 8b, and air is blown into the room.

Although Ni--Ti alloy was used as the shape memory alloy, Ni--Ti--Co alloy and Ni--Ti--C were used.
A u alloy or the like may be used.

Although the shape memory alloy is used, another organic material may be used as long as it can expand and contract depending on temperature.

As described above, according to the dehumidifying device of the seventh embodiment of the present invention, since the high temperature air is not blown into the room, the temperature rise in the room is suppressed. Moreover, the number of parts is small, and the device can be simplified and downsized.

Next, the eighth embodiment of the present invention will be described with reference to FIG.
0 and FIG.

The same reference numerals are given to those shown in the sixth embodiment, and detailed description thereof will be omitted.

As shown in the figure, a humidity detector 14 is provided downstream of the moisture absorption unit 3a. Further, a damper control unit 13b for controlling the inlet damper 10a and the outlet damper 10b according to the temperature detected by the temperature detecting unit 12 and the relative humidity detected by the humidity detecting unit 14 is provided.

The humidity detector 14 is a polymer humidity sensor (0
-100%, accuracy ± 5% RH) is used.

With the above configuration, the operation will be described below. Indoor temperature and humidity conditions are 27 ° C, 60% RH
In the case of (0.014 Kg / Kg '), when the regeneration is finished and the moisture absorption is started, the residual heat of the heater 4b and the moisture absorption unit 3a
Desorption due to heat continues due to the effect of heat storage in the moisture absorption unit 3a
The temperature and humidity downstream of the temperature detector 12 and the humidity detector 14 are detected, and the damper controller 13b calculates the absolute humidity. If the absolute humidity is higher than the target absolute humidity 0.014 Kg / Kg ', the inlet damper is detected. 10a and the outlet damper 10b are directed to the outdoor side, and the absolute humidity of air is 0.014 Kg / Kg '.
Release moisture to outside until less than. After that, when the absolute humidity of the air decreases and becomes less than 0.014 Kg / Kg ', the inlet damper 10a and the outlet damper 10b are directed to the indoor side, and the air is blown into the room.

As described above, according to the dehumidifying device of the eighth embodiment of the present invention, the inflow of moisture into the room can be suppressed.

Next, a ninth embodiment of the present invention will be described with reference to FIG.
This will be described with reference to FIG. The same reference numerals are given to those shown in the second embodiment, and detailed description will be omitted.

As shown, a plurality of moisture absorption units 3b
Are arranged in series at intervals. The operation of the above configuration will be described below.

When air is blown to the plurality of moisture absorbing units 3b, the thickness of the boundary layer which makes it difficult to release moisture and absorb moisture on the surface of the moisture absorbing element 2a by opening an interval between the plurality of moisture absorbing units 3b. Can be suppressed.

According to the dehumidifying device of the ninth embodiment of the present invention,
It is possible to reduce the thickness of the boundary layer by increasing the distance between the moisture absorption unit 3b and the moisture absorption unit 3b, and to increase the dehumidification amount as compared with the moisture absorption unit 3a integrated in the same volume.

Next, a tenth embodiment of the present invention will be described with reference to FIGS.

The same reference numerals are given to those shown in the sixth embodiment, and detailed description thereof will be omitted.

An element cooling control section 15 for controlling the outputs of the heater 4b and the blower 5 is provided. The operation of the above configuration will be described below.

Between the end of regeneration and the start of moisture absorption, the element cooling control unit 15 for controlling the heater 4b and the blower 5 provides time for cooling the moisture absorption element 2a and the heater 4b. No air is blown into the room during the cooling time.

As described above, according to the dehumidifying device of the tenth embodiment of the present invention, by providing the cooling time, it is possible to suppress the inflow of moisture without adding a new device.

Next, an eleventh embodiment of the present invention will be described with reference to FIGS.

The same reference numerals are given to those shown in the sixth embodiment, and detailed description thereof will be omitted.

As shown in the figure, a heater controller 16a is provided. The operation of the above configuration will be described below.

During the first half of the second half of the regeneration, the heater controller 16a turns off the power source of the heater 4b and regenerates with the residual heat.

As described above, according to the dehumidifying apparatus of the eleventh embodiment of the present invention, since the heater 4b is turned off for one minute in the latter half of the regeneration, the power consumption can be reduced. In addition, since the residual heat is used for regeneration, the residual heat is not blown into the room at the time of absorbing moisture, and the moisture can be efficiently dehumidified.

Next, a twelfth embodiment of the present invention will be described with reference to FIGS.

The same reference numerals are given to those shown in the sixth embodiment, and detailed description thereof will be omitted.

As shown in the figure, a heater control temperature detecting section 17 is provided immediately before the moisture absorption unit 3a.

Further, a heater controller 16b for controlling the heater 4b by the heater control temperature detector 17 is provided.

The heater control temperature detecting section 17 includes:
Pt100 ohm / 0.2 class temperature sensor (0-100
(° C, accuracy ± 0.5 ° C) is used, but a thermocouple or the like may be used.

With the above configuration, the operation will be described below. At the start of regeneration, the heater 4b is supplied with an input higher than the rated value, and electric power is supplied to bring the temperature close to the target temperature in a short time. afterwards,
When the heater control temperature detector 17 detects the target temperature,
The heater control unit 16b reduces the input to the heater 4b to the rated input to maintain the target temperature.

As described above, according to the dehumidifying device of the twelfth embodiment of the present invention, the regeneration time can be shortened and the dehumidification can be performed efficiently.

Next, a thirteenth embodiment of the present invention will be described with reference to FIGS.

The same reference numerals are given to those shown in the sixth embodiment, and detailed description thereof will be omitted.

As shown in the figure, an element weight detection unit 18 is provided. The element weight detection unit 19 uses a simple electronic balance by expanding and contracting a spring, but any device capable of measuring the weight may be used.

With the above structure, its operation will be described below. When moisture absorbs moisture and accumulates in moisture in the moisture absorbing unit 3a, and the weight increases to a constant weight, the element weight detection unit 18 controls the regeneration to heat the moisture absorbing element 2a to heat the moisture absorbing element 2a. Dehumidify moisture.

As described above, according to the dehumidifying apparatus of the thirteenth embodiment of the present invention, even when the temperature and the humidity fluctuate, the moisture absorption of the moisture absorption unit 3a at the time of moisture saturation and the regeneration at the time of absolutely dry are eliminated, Efficient regeneration timing can be controlled, and optimal dehumidification is possible.

[0136]

As is apparent from the above embodiments, according to the present invention, by directly heating the moisture absorbing element, a dehumidifying device which can be reproduced with low power consumption and can be miniaturized is provided. it can.

Further, by integrating the moisture absorbing element and the heat transfer plate, it is possible to provide a dehumidifying device capable of improving the regeneration efficiency.

Further, by penetrating the heat transfer rod through the moisture absorbing element, it is possible to provide a dehumidifying device capable of maintaining the shape of the moisture absorbing element and improving the regeneration efficiency.

Further, by providing the plate-shaped heater integrated on the flat surface portion of the moisture absorbing element, it is possible to provide a dehumidifying device capable of preventing a decrease in temperature unevenness during reproduction.

Further, by the heater penetrating the moisture absorption element,
It is possible to provide a dehumidifying device capable of maintaining the shape of the moisture absorbing element and improving the reproduction speed.

Further, by providing the temperature detecting section and the damper control section for moving the damper based on the signal output from the temperature detecting section on the downstream side of the moisture absorbing unit, it is possible to provide the dehumidifying device capable of preventing the room temperature from rising.

Further, by providing the damper movable part of the shape memory alloy, it is possible to provide a dehumidifying device which can prevent room temperature rise, reduce the number of parts, and can be simplified and downsized.

Further, by providing the temperature detecting portion on the downstream side of the moisture absorbing unit, it is possible to provide a dehumidifying device capable of suppressing moisture release to the room.

Further, by providing a gap between the moisture absorption units, it is possible to provide a dehumidification device capable of improving the moisture absorption efficiency.

Further, by providing the element cooling control section, it is possible to provide a dehumidifying device capable of increasing the amount of moisture absorbed per unit time.

Further, by providing the heater control section, it is possible to provide a dehumidifying device capable of regenerating the residual heat of the heater.

Further, by providing the heater control temperature detecting portion, it is possible to provide a dehumidifying device capable of shortening the regeneration time and improving the dehumidifying ability.

Further, by providing the element weight detecting portion, it is possible to provide a dehumidifying device capable of controlling the reproduction timing with high efficiency.

[Brief description of drawings]

FIG. 1 is a configuration diagram of a dehumidifying device according to a first embodiment of the present invention.

FIG. 2 is a configuration diagram of a moisture absorption device according to the second embodiment.

FIG. 3 is a partial configuration diagram of a dehumidifier of the third embodiment.

FIG. 4 is a partial configuration diagram of a dehumidifier of the fourth embodiment.

FIG. 5 is a partial configuration diagram of a dehumidifier of the fifth embodiment.

FIG. 6 is a configuration diagram of a moisture absorption device of the sixth embodiment.

FIG. 7 is a flowchart of the moisture absorption device of the sixth embodiment.

FIG. 8 is a block diagram of the dehumidifying device of the seventh embodiment.

FIG. 9 is a partial configuration diagram of an outlet damper of the dehumidifying device of the seventh embodiment.

FIG. 10 is a configuration diagram of a moisture absorption device of the same eighth embodiment.

FIG. 11 is a flowchart of the moisture absorption device of the eighth embodiment.

FIG. 12 is a block diagram of a dehumidifier of the ninth embodiment.

FIG. 13 is a configuration diagram of a moisture absorption device of the same 10th embodiment.

FIG. 14 is a flowchart of the moisture absorption device of the tenth embodiment.

FIG. 15 is a configuration diagram of a moisture absorption device of the same eleventh embodiment.

FIG. 16 is a flowchart of the moisture absorption device of the 11th embodiment.

FIG. 17 is a block diagram of a moisture absorbing device of the same twelfth embodiment.

FIG. 18 is a flowchart of the moisture absorbing device of the 12th embodiment.

FIG. 19 is a block diagram of a moisture absorption device according to the thirteenth embodiment.

FIG. 20 is a flowchart of the moisture absorbent device of the thirteenth embodiment.

FIG. 21 is a block diagram of a conventional dehumidifier.

[Explanation of symbols]

 1 Main body 2a Moisture absorption element 2b Flat plate part 3a Moisture absorption unit 3b Moisture absorption unit 4a Heater 4b Heater 4c Heater 4d Heater 5 Blower 6 Heat transfer plate 7 Heat transfer rod 8a Indoor side inlet air path 8b Indoor side outlet Air path 9a chamber Outer inlet air passage 9b Outdoor outlet air passage 10a Inlet damper 10b Outlet damper 11a Inlet damper movable part 11b Outlet damper movable part 12 Temperature detection part 13a Damper control part 13b Damper control part 14 Humidity detection part 15 Element cooling control part 16a Heater Control unit 16b Heater control unit 17 Heater control temperature detection unit 18 Element weight detection unit

Claims (13)

[Claims] 1. A dehumidifying device comprising a main body and a moisture absorption unit including a moisture absorption element provided in the main body, a heater provided in contact with the outer periphery of the moisture absorption unit, and a blower. 2. The dehumidifying device according to claim 1, further comprising a heat transfer plate integrated with a moisture absorbing element provided in the moisture absorbing unit, and a heater for heating the moisture absorbing unit. 3. The dehumidifying device according to claim 1, further comprising a heat transfer rod penetrating the moisture absorbing element. 4. The dehumidifying device according to claim 1, comprising a plate-shaped heater having a structure integrated with a flat plate portion of the moisture absorbing element. 5. The dehumidifying device according to claim 1, comprising a rod-shaped heater penetrating the moisture absorbing element. 6. A main body, a moisture absorbing unit including a moisture absorbing element provided in the main body, a blower provided upstream of the moisture absorbing unit, and a heater provided between the blower and the moisture absorbing unit. A temperature detector provided on the downstream side of the moisture absorption unit, an indoor-side inlet air passage, an outdoor-side inlet air passage, an inlet damper that switches between the indoor-side inlet air passage and the outdoor-side inlet air passage, and an indoor side An outlet air passage, an outdoor outlet air passage, an outlet damper that switches between the indoor outlet air passage and the outdoor outlet air passage, the inlet damper, and an inlet damper movable part for switching the air passage of the outlet damper. And a damper control unit that outputs a signal for moving the inlet damper and the outlet damper from a signal output from the temperature detection unit.
4. The dehumidifying device according to 4 or 5. 7. The dehumidifying device according to claim 1, further comprising an outlet damper movable part made of a shape memory alloy. 8. The dehumidifying device according to claim 1, further comprising a humidity detecting section provided on the downstream side of the moisture absorbing element in the main body. 9. The dehumidifying device according to claim 1, comprising a plurality of hygroscopic elements arranged in series at intervals. 10. An element cooling control section is provided,
The dehumidifying device according to 2, 3, 4, 5, 6, 7, 8 or 9. 11. A heater control unit is provided, as claimed in claim 1,
The dehumidifying device of 3, 4, 5, 6, 7, 8, 9 or 10. 12. The dehumidifying device according to claim 1, further comprising a temperature detecting portion for controlling a heater. 13. The device according to claim 1, further comprising an element weight detection unit.
The dehumidifying device according to 2, 3, 4, 5, 6, 7, 8, 9, or 10.