JP2001296083A - Dehumidifier - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a highly safe derhumidifier equippede with a fruton dryer capable of sharply shortening drying time. SOLUTION: A dehumidifier is provided in which moisture absorber and a condenser is provided in a body, and a moisture absorbing passage is constructed with a passage extending the outside of the condenser, a moisture absorption section of the moisture absorber, and an air fan, and further a regeneration passage is constructed with a regeneration heater, a regeneration section of the moisture absorber, a regeneration fan, and a passage extending the inside 1 of the condenser. In the dehumidifier, a drying passage is branched for drying a futon in the course of the moisture absorption passage for exhausting air sent from the foregoing moisture absorber, and a changeover damper is provided on the branch section.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a dehumidifier, and more particularly to a dehumidifier which can be used as a futon dryer.

[0002]

2. Description of the Related Art A conventional futon dryer is disclosed in, for example, JP-A-64-49600. In this futon dryer, a baffle duct connected to a hot air generator including a heater and a blower fan is branched into two, and one of the branch ducts is connected to an air-permeable sack-like mat for drying a futon. 1
Hot air switching to selectively switch to one of the hot air blowing ducts and to selectively switch the other branch duct to one of the second hot air blowing ducts for the hot air heater, while providing a hot air blowing duct A futon dryer combined with a hot air heater and provided with means. Further, when used as a futon dryer, in order to prevent the surface temperature of the bag-like mat from becoming high and discoloring the futon, the air sucked by the blower fan is not passed through the heater to the first temperature. A means for reducing the temperature of the hot air blown from the first hot air outlet and increasing the amount of air blown by providing a cool air supply duct leading to the air blow duct is disclosed.

[0003]

However, in the above-mentioned prior art, the warm air that has passed through the heater is used for drying the futon. For example, a process of mixing air that does not pass through the heater to lower the temperature is used. Even if it is applied, there is a problem that the futon is discolored due to the high temperature for use in drying the futon.

In order to solve the above-mentioned problems, the present invention provides a dehumidifier with a futon drying function that uses dehumidified air after passing through a hygroscopic material for futon drying.

[0005]

In order to solve the above-mentioned problems, the present invention has a humidifier and a condenser in a main body, a passage flowing outside the condenser, a humidifier of the humidifier, and A dehumidifier comprising a regeneration heater, a regeneration section of the moisture absorber, a regeneration fan, and a passage flowing through the inside of the condenser. Is a dehumidifier characterized in that a drying passage for drying a futon is branched in the middle of a moisture absorbing passage for discharging the futon outside the main body, and a switching damper is provided at a branch portion.

Further, when the air exiting the moisture absorber is discharged to the outside of the main body, the switching damper closes the main body connection port of the drying passage by the wind pressure of the air exiting the moisture absorber. Machine.

Further, when the lid of the outlet of the main body is turned and closed in order to send the air exiting the moisture absorber to the drying passage,
A dehumidifier wherein the switching damper is moved by rotation of a lid, and is opened at a connection port of the main body to a drying passage.

[0008] The means for opening the connection port of the main body to the drying passage is characterized in that the switching damper is pushed by the projection of the direction plate provided on the lid to open the connection port of the main body to the drying path. It is a dehumidifier characterized.

A dehumidifier characterized in that a shaft is provided inside the outer shell of the switching damper, and the shaft is mounted on a bearing of the main body by a fixed plate.

[0010]

DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a dehumidifier according to the present invention will be described below.

FIG. 1 is a schematic view of a dehumidifier according to the present invention. FIG. 2 is a sectional side view of the main body of FIG. 1, FIG. 3 is a top view of the main body of FIG. 1, and FIG. FIG. 2 is an explanatory diagram of the overall configuration of the machine. A dehumidifying function employing a dehumidifying rotor is mounted inside the main body 1, and a suction port 2 for sucking indoor air from the front of the main body 1, a filter 20 for removing dust of air sucked from the suction port 2, and An outlet 3 for blowing out dehumidified (dry) air, a condenser 14, a dehumidifying rotor, a heat recovery heat exchanger 15, a dehumidifying fan 18 for sucking indoor air, and a regeneration heater 16, a regeneration fan 13, a water receiving tank 21, an operation unit 4 for operating the operation, 5 for carrying the main body 1, a lid 6 for changing the air flow of the outlet 3, and a futon on the back of the main body And a duct 7 for sending air for drying.

The elements of the dehumidifying rotor 10 are formed on the surface of a strip-shaped flat sheet made of corrugated paper or the like and impregnated with a solvent in which a zeolite (hygroscopic agent) is dissolved and supported thereon. Of a band-shaped flat sheet impregnated with a moisture absorbent and having a height of 1 mm to 1.5 mm.
A single-wave molded body that has been integrated by bonding a corrugated sheet that has been corrugated to about mm is wound into a rotor,
It is referred to as a honeycomb rotor and carries the zeolite (hygroscopic agent) substrate not only on the surface but also inside the substrate. Zeolite has no deliquescent phenomenon, has a crystalline and stable pore structure, has little deterioration with respect to moisture adsorption, and has a stable moisture absorbing action for a long time.

The air 17 to be dehumidified (for example, at a temperature of 27 ° C. and a humidity of 70%) is sucked by a dehumidifying fan 18,
Then, the coarse dust is removed, passes through the condenser 14, cools the regeneration air 12 inside the condenser 14 which is warm and damp, and condenses moisture in the regeneration air. The dehumidified air 17 that has passed through the condenser 14 passes through the dehumidifying rotor 10 and is absorbed by the desiccant,
It becomes dry air (temperature: 45 ° C., humidity: 5% or less), and is released into the room after heat recovery by the heat recovery heat exchanger 15.

Further, in order to regenerate the moisture absorbent of the dehumidifying dehumidifying rotor 10, the regenerating air 12 is heated to 200 ° C. to 250 ° C. by a regenerating heater 16, which is an electric heater. Then, the dehumidifying rotor 10 itself is heated to 120C to 140C. The heated regenerated air 12 receives moisture from the desiccant of the dehumidifying rotor 10, turns into warm and moist air, is cooled by the condenser 14, condensed, and discharged. The dew condensation water is guided to the water receiving tank 21.

The dehumidifying rotor 10 has a drive motor of about 30
Rotating slowly at a speed of rotation / time, the moisture absorbing portion 19 through which the dehumidified air 17 passes and the regenerating portion 11 passing through the regenerating air 12 rotate little by little. It can be used continuously.

The dehumidifying rotor 10 is warmed because it passes through the regeneration air 12 and rotates little by little. Since the dehumidified air 17 passes here, heat is recovered to the heat recovery heat exchanger 15 from the warmed dry air after passing. In the heat recovery heat exchanger 15, the regeneration air 12 after the dew condensation water is discharged by the condenser 14 is passed, and the power of the regeneration heater 16 can be saved by the amount of the heated air. As described above, the regenerated air 12 has a closed circuit and is used repeatedly.

Condenser 14 and heat exchanger 15 for heat recovery
Is made of a blow-molded product using a polypropylene resin which is a translucent antibacterial resin, is formed of a leak-free condensed fluid passage pipe, and is lightweight. The interior of the condenser 14 and the heat recovery heat exchanger 15 includes a horizontal pipe connecting the upper part substantially horizontally, a horizontal pipe connecting the lower part substantially horizontally, and two horizontal pipes connected substantially horizontally between the upper part and the lower part. The pipes communicate with a number of substantially vertically condensed fluid passage pipes that communicate vertically between the substantially horizontal condensed fluid passage pipes.

The regeneration heater 16 is a nichrome wire heater and can be selectively used as 495 W, 295 W and 220 W, and the regeneration fan 13 uses a sirocco fan.

FIG. 5 is a cross-sectional view of the outlet 3 of the main body 1 of FIG. 1, FIG. 6 is a schematic view of the vicinity of the switching damper 28 when the outlet 3 is open from the dehumidifying fan side, and FIG. FIG. 8 is a partial schematic diagram of the switching damper 28, FIG. 8 is a diagram showing the relationship between the switching damper device and the lid opening / closing detecting device, and FIG.
A schematic diagram around 8 is shown.

As shown in FIG. 5, the outlet 3 (about 50 mm
A direction plate 22 for changing the direction of the flow of dehumidified air is integrally formed with the lid 6 that opens and closes the rectangular shape (X200 mm), and the upper surface of the lid 6 is used for manually opening and closing the lid 6. A lid notch 26 is provided. Further, a projection 34 is provided on the direction plate 22 so as to engage with the lever 35 of the switching damper 28 so that the switching damper 28 is tightly fixed to the blower partition plate 27 when the lid 6 is closed.
Is fixed by a rotating shaft 6a.

As shown in FIGS. 6 and 7, the switching damper 2
Reference numeral 8 denotes a substantially rectangular closing portion 37, a substantially triangular partitioning portion 38 projecting in a direction perpendicular to the closing portion 37, and an L-shaped lever provided on the same plane as the closing portion 37. Part 3
5, a notch 39 provided in the surface of the closing portion 37 for attaching the switching damper 28 to the blower partition plate 27, and a shaft 40 integrally formed with the closing portion 37 on the lever 35 side of the notch 39. It is configured. Also, the blower partition plate 27
Has a hollow substantially rectangular parallelepiped shape, and has a housing portion 31 inside.
A microswitch 23 for detecting the open / closed state of the lid 6 is attached inside the housing 31. The blower partition plate 27 has a rectangular hole 33 through which an arc-shaped push portion 36 formed integrally with the lever portion 35 of the switching damper 28 passes. or,
A connection port 25 communicating with the duct 7 is provided on a side surface of the main body 1, and a switching damper 28 for opening and closing the connection port 25 is attached to the blower partition plate 27.

A shaft 40 is provided at the end of the blower partition plate 27.
The U-groove 29 is provided with a mounting hole 30 into which a screw is inserted.
Is attached to the blower partition plate 27 by fitting the shaft 40 into the U-groove portion 29 and fixing the L-shaped or inverted U-shaped fixing plate 41 to the mounting hole 30 with a screw so as to press the shaft 40 from above. Have been.

As shown in FIG. 8, a micro switch 23 is fitted in a boss 32 provided upright on a blower partition plate 27 and fixed by an E-ring or a snap ring in the housing portion 31. A push part 36 provided on a lever part 35 of the switching damper 28 is provided on a sensing part 101 of the switch 23.
A plate-shaped metal receiving portion 100 for receiving the sheet is attached. The switching damper 28 when the lid 6 is in the closed state
Is indicated by a solid line, and the state of the switching damper 28 in the open state is indicated by a dashed line, and the open / closed state of the lid 6 is controlled by the convex portion 34 of the lid 6. In a state where the lid 6 is closed, the convex portion 34 serves as a stopper for tightly fixing the lever portion 35 to the blower partition plate 27 side, and in a state where the lid 6 is open, When the convex portion 34 as a stopper moves upward, the lever portion 35 is released from the close contact with the blower partition plate 27, and the switching damper 28 can be moved around the shaft 40 toward the dehumidifying fan 18 side. Become.

The duct 7 includes a duct port 45, a duct hose 46, and a duct joint 47, as shown in FIG. The duct opening 45 is provided with a plurality of locking claws, which are hard to come off once the duct hose 46 is inserted, and are rotatable at a certain angle. The duct hose 46 made of resin has a bellows shape and an inner diameter of about 50 mm. Further, the connection port 24
Is about 1/5 of the area of the outlet 3 of the outlet 3.

The operation of the above configuration will be described.

In the lower part of the main body 1, a water receiving tank 21 for temporarily storing dew water from the condenser 14 and the heat exchanger 15 for heat recovery is removably inserted and installed in a storage part 42 in the lower part of the main body 1. I have.

When the lid 6 of the outlet 3 on the rear side of the main body 1 is opened by hand with the lid notch 26, the convex portion 34 of the direction plate 22 formed integrally with the lid 6 makes the switching damper of the switching damper 28 Pressing the lever part 35 of 28 is released,
The micro switch 23, which has been freely rotated around the shaft 40 of the blower partition plate 27 and held by an arc-shaped pressing portion 36 integrally formed with the lever portion 35 of the switching damper 28 of the switching damper 28, is opened. 23 is turned off.

When the dehumidification operation switch of the operation unit 4 is turned on, the state where the microswitch 23 is OFF is recognized, and the dehumidification operation is started. At this time, since the lid 6 is in the open state, the fixing of the lever portion 35 by the convex portion 34 is released, and the lid 6 moves to the connection port 24 side due to the pressure of the flow of the dehumidified air. As a result, the connection port 24 is closed. It is almost in a state of closing. At this time, even if foreign matter is inserted from the air outlet 3 by the lattice-shaped wire netting 43 and the partition 38 provided inside the air outlet 3, the foreign matter does not reach the dehumidifying fan 18 and is not damaged.

Further, even if the futon drying operation is selected in the operation unit 4 and the operation is started, the cover 6 of the outlet 3
Is in the open state, the O of the microswitch 23 is
The controller is recognized as being in the FF state, and the control unit determines that the operation mode and the open / closed state of the lid 6 do not match. The futon drying operation is not started, and the display content of the operation unit 4 blinks to indicate an abnormal state. Informs.

As described above, when the user who has recognized the abnormal state closes the lid 6 of the outlet 3 on the rear side of the main body 1 with the lid notch 26 by hand, the convex damper 34 of the lid 6 causes the switching damper. 28 is pushed, and an arc-shaped push portion 36 integrally formed with the lever portion 35 passes through the rectangular hole 33 of the blower partition plate 27 and presses the micro switch 23, thereby causing the micro switch 23 to move. Is turned on.

When the futon drying operation switch of the operation unit 4 is turned on again, the state of the futon drying operation and the ON state of the micro switch 23 due to the closed state of the lid 6 of the outlet 3 is recognized. The control unit determines that the open / closed state of the lid 6 matches the open / closed state, and the futon drying operation is started.

When the futon drying operation is started, dehumidified air flows from the connection port 24 to the drying passage of the duct 7,
The futon is sent to the futon drying bag connected to the duct 7, and the moisture of the futon is evaporated and dried by dry air. In addition, body 1
The air outlet 3 is closed and air does not flow.

The method of drying the futon with the air that has passed through the dehumidifying rotor 10 carrying the zeolite is to evaporate the moisture of the futon with air (40 ° C., 15%) blown out from the futon drying bag. The drying time can be greatly reduced as compared with the conventional futon drying method using an electric heater. Furthermore, since the temperature (40 ° C.) of the air discharged from the futon drying bag is low, the type of futon (for example,
It is not necessary to adjust the set temperature according to the cotton quilt, the duvet, and the wool quilt, and the control structure of the main body can be simplified.

As described above, the switching damper 28 provided at the connection port 24 at the branch part in the middle of the passage is opened and closed by the operating state of the switching damper 2 so that the switching damper 2 is opened and closed.
Micro switch 2 of lid open / close detection device linked to 8
3 is operated in the ON / OFF state, the operation state is recognized, the operation mode and the open / closed state of the lid 6 of the air outlet 3 match, and the control unit determines whether or not they match, and instructs start / stop of the operation. In the case of a mismatch, the abnormality is displayed on the display unit of the operation unit, and the user is prompted to change the operation by visually confirming that the operation mode does not match the open / closed state of the lid 6 of the outlet 3. . Furthermore, since the substantially closed state of the connection port 24 of the main body 1 can be maintained at a substantially constant state, the amount of air flowing is also substantially constant, and a stable capacity can be supplied.

During the dehumidifying operation, the outlet 3 of the main body 1 is opened by the lid 6 and, when viewed from the outlet 3,
The inside of the main body 1 is covered with a substantially triangular partitioning portion 38 at the upper side of the closing portion of the switching damper 28 and a wire mesh 43 in a lattice shape. A structure that does not reach and cause damage will ensure safety.

[0036]

According to the present invention, since the moisture of the futon is evaporated by the air (40 ° C., 15%) blown out from the futon drying bag, there is a large remaining capacity up to the saturation temperature, and the futon by the conventional electric heater is used. The drying time can be significantly reduced as compared with the drying method.

Further, since the temperature (40 ° C.) of the air discharged from the futon drying bag is low, the type of futon (for example, cotton quilt, down duvet, wool futon) is used to prevent discoloration of the futon due to high temperature. There is no need to adjust the set temperature, and the control structure of the main body can be simplified.

Further, by adopting the structure of the present invention, the amount of air flowing through the passage can be supplied substantially constant by the switching damper, and the switching damper is fixed at a predetermined position by the wind pressure of the air. The connection port can be closed, or the switching damper can be fixed at a predetermined position by closing rotation of the lid, so that the main body connection port can be opened.

Further, by adopting the structure of the present invention,
With a reduced number of parts and a simple structure, it is possible to provide a switching damper with high reliability (switching performance), and at the same time, the passage surface is covered by the partitioning portion of the switching damper and the grid-shaped wire mesh, so that foreign matter can be prevented. Even if it is inserted from the outlet, it does not reach the dehumidifying fan and does not damage it, so that safety can be improved.

[Brief description of the drawings]

FIG. 1 is a perspective view of a dehumidifier according to an embodiment of the present invention.

FIG. 2 is a side view of the main body of FIG.

FIG. 3 is a top view of the main body of FIG. 1;

FIG. 4 is a schematic explanatory view of the dehumidifier of FIG.

FIG. 5 is a schematic view of a main body side outlet of FIG. 2;

6 is a schematic view of the vicinity of the switching damper device as viewed from the dehumidifying fan side in FIG. 1 (the opening state of the air outlet).

FIG. 7 is a schematic view of the switching damper device of FIG.

FIG. 8 is a diagram showing the relationship between the switching damper device and the lid opening / closing detecting device shown in FIG. 6;

FIG. 9 is a schematic view of the vicinity of the switching damper device as viewed from the dehumidifying fan side in FIG.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Main body 2 Suction port 3 Blow-out port 4 Operation part 5 Take 6 Lid 7 Duct 10 Dehumidification rotor (humidifier) 11 Regeneration part 12 Regeneration air 13 Regeneration fan 14 Condenser 15 Heat recovery heat exchanger 16 Regeneration heater 17 Dehumidification Air (dry air) 18 Dehumidifying fan (Blower fan) 19 Moisture absorbing unit 20 Filter 21 Water receiving tank 22 Directional plate 23 Micro switch 24 Connection port 26 Lid notch 27 Blower partition plate 28 Switching damper 41 Fixed plate 100 Receiving unit 101 Sensing unit

Continued on the front page (72) Inventor Mamoru Morikawa 22-22, Nagaike-cho, Abeno-ku, Osaka City, Osaka F-term (reference) 3L113 AA01 AB03 AC08 AC25 AC29 AC33 AC48 AC52 AC57 AC68 BA11 CA20 CB05 CB17 CB24 CB28 DA10 DA24 4D052 AA08 AA10 CB01 DA03 DA06 DB03 FA05 FA08 GB08 HA03

Claims (5)

[Claims] 1. A regenerative heater, comprising a regenerative heater, a regenerative heater, a regenerative heater, a regenerative heater, a regenerative heater, a regenerative heater, a regenerative heater, and a condenser. A dehumidifier provided with a regeneration path comprising a regeneration section, a regeneration fan, and a passage flowing through the inside of the condenser, wherein the futon is dried in the middle of a moisture absorption passage for discharging air exiting the moisture absorber to the outside of the main body. Branch the drying passage for
A dehumidifier comprising a switching damper at a branch. 2. The discharge damper according to claim 2, wherein when the air exiting the moisture absorber is discharged to the outside of the main body, the switching damper closes the main body connection port of the drying passage by the wind pressure of the air exiting the moisture absorber. Item 7. A dehumidifier according to Item 1. 3. When the lid of the outlet of the main body is turned and closed to send the air that has exited the moisture absorber to the drying passage, the switching damper is moved by the rotation of the lid, and the air is transferred to the drying passage. The dehumidifier according to claim 1, wherein the dehumidifier is opened at a connection port of the main body. 4. The means for opening the connection port of the main body to the drying passage, wherein the switching damper is pushed by a convex portion of the direction plate provided on the lid to open the connection port of the main body to the drying path. The dehumidifier according to any one of claims 1 to 3, characterized in that: 5. The dehumidifying device according to claim 1, wherein a shaft is provided inside the outer periphery of the switching damper, and the shaft is mounted on a bearing portion of the main body by a fixing plate. Machine.