JP2002188827A - Dehumidifier - Google Patents

Abstract

PROBLEM TO BE SOLVED: To let out air of high temperature from a discharge opening on the occasion of drying washed clothes or the like. SOLUTION: An auxiliary inlet 9 having an opening-closing flap 18 is provided above an inlet 8 provided in the front of a main body 2, and a bypass 7 lying from the auxiliary inlet 9 to a condenser 12 is provided in the main body 2. On the occasion when a motor 14 for blowing provided in a blower chamber 4 conducts a high-speed operation, the auxiliary inlet 9 is opened by the opening-closing flap 18 and part of indoor air is let in from the auxiliary inlet 9 and passed through the condenser 12 via the bypass, while it is heated by the condenser 12 and let out from the discharge opening 10.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

[0001] The present invention relates to a dehumidifier,
More specifically, an auxiliary suction port is provided in the upper part of the front surface of the main body, a bypass path is provided from the auxiliary suction port to a condenser provided in the main body, and high-temperature air is supplied from an outlet provided on the upper surface of the main body. Related to a configuration capable of blowing out.

[0002]

2. Description of the Related Art A conventional dehumidifier is constructed, for example, as shown in FIG. The dehumidifier 30 shown in the external perspective view of FIG. 4A comprises a front panel 31, a rear panel 31a and an upper panel 32, which constitute a main body. An outlet 34 having a plate 34a is provided, and a drainage tank 35 is detachably provided at the lower part of the side surface. 4B, a compressor 36 is provided in the main body, and an evaporator 37, a condenser 38, and a blower fan 39 are sequentially provided in the upper part. Have been. The indoor air sucked from the suction port 33 is cooled by the evaporator 37 and
While condensing the water contained on the surface of the condenser 3
The air is reheated by the air outlet 8 and is sent out from the outlet 34 into the room by the blower fan 39.

For example, when laundry is dried above the dehumidifier 30, dry air is sent directly to the laundry through the outlet 34 provided on the upper surface of the main body. The drying time can be shortened.

However, for drying laundry clothes and the like,
By rotating the blower fan 39 at a high speed,
In order to increase the amount of air sent out of the evaporator 3
There is a problem that the load applied to the suction port 7 increases and the air sucked from the suction port 33 is sent out from the outlet 34 without being sufficiently dehumidified. In order to solve this problem, a heater is provided in the vicinity of the air outlet 34 to heat the air delivered by the heater to supplement the dehumidifying function, and there is also a system in which the delivered air is heated to a high temperature. There is a problem that the cost of the dehumidifier 30 as a device increases and the power consumption increases.

[0005]

SUMMARY OF THE INVENTION In view of the above problems, the present invention increases the load on the evaporator when the blower fan is rotated at a high speed in order to dry laundry clothes and the like which are dried upward. It is another object of the present invention to provide a dehumidifier capable of sending high-temperature air from an outlet while preventing the air from being discharged.

[0006]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention provides an evaporator with a ventilation passage connecting an inlet provided substantially at the center of the front surface of a main body and an outlet provided at a rear portion of the upper surface of the main body. ,
In a dehumidifier in which a condenser and a blower fan are sequentially arranged, an auxiliary suction port opened and closed by an opening / closing flap is provided above the suction port, and a front partition extending rearward is provided on an inner wall of the front surface of the main body. A plate is protrudingly provided, and a leading end thereof extends to the vicinity of the condenser, and a bypass passage for guiding the air sucked from the auxiliary suction port to the condenser is provided above the space defined by the front partition plate. It is configured to be formed.

[0007] Further, the upper part of the condenser is protruded into the bypass passage.

The opening / closing flap comprises a flat plate portion and shafts provided on both upper ends of the flat plate portion, and is coaxially supported by a bearing portion provided on the main body. The flat part rotates and opens and closes the auxiliary suction port.

Further, a windshield plate made of an elastic member and sealing the auxiliary suction port is attached to the tip of the flat plate portion of the opening / closing flap.

Further, the air outlet is provided with a plurality of wind direction deflecting plates for opening and closing the air outlet and deflecting the air blown out from the air outlet.

Further, the fan motor for driving the blower fan is constituted by a variable speed motor whose rotation speed can be set arbitrarily.

The open / close flap is linked to the first drive motor by a crank pin fixed to the shaft of the open / close flap, a crank pin fixed to the shaft of the first drive motor, and a lever connecting these. When the first drive motor is driven, the opening / closing flap is rotated to open / close the auxiliary suction port.

Further, the wind direction deflecting plate is linked to the second drive motor by a crank pin fixed to a shaft of the wind direction deflecting plate, a crank pin fixed to a shaft of the second drive motor, and a lever connecting these. By driving the second drive motor, the wind direction deflecting plate is rotated to open and close the outlet, and deflects the blown air.

[0014]

Embodiments of the present invention will be described below in detail with reference to the accompanying drawings. FIG. 1 is a sectional view showing a dehumidifier according to the present invention, and FIG. 2 is a sectional view of a main part thereof. FIG. 3 is a sectional view showing the flow of air when the blower fan is operated at high speed. Dehumidifier 1 according to the present invention
As shown in FIG. 1, a suction port 8 having a plurality of horizontal rails is provided on the front surface of the main body 2, and above the suction port 8,
An auxiliary suction port 9 provided with an opening / closing flap 18 is provided, and an air outlet 10 provided with a plurality of wind direction deflecting plates 16 is provided at the rear of the upper surface. The inside of the main body 2 is vertically divided by a partition plate 2a, the divided lower part is further divided into front and rear by a lower partition plate 2d, a drain tank 5 is detachably provided at a front part, and a compressor 6a is provided at a rear part. The compressor chamber 6 is provided. The upper portion is further divided into front and rear portions by an upper partition plate 2b further provided with a ventilation hole 2c.
The air blower room 4 is provided with a blower fan 13 facing c and a blower motor 14 for driving the blower fan 13. The blower motor 14 is a variable speed motor whose rotation speed can be arbitrarily set from low speed rotation to high speed rotation.

A heat exchanger chamber 3 and an auxiliary suction port 9 are provided at a front portion of the main body 2 partitioned by the upper partition plate 2b.
A bypass passage 7 is provided, and the bypass passage 7 and the heat exchanger chamber 3 are vertically divided by a front partition plate 2 e extending rearward from an inner front wall of the main body 2. The heat exchanger chamber 3 includes an evaporator 11 and a condenser 12
Are sequentially arranged, and the condenser 12 is configured such that the upper portion protrudes into the bypass passage 7 from a gap formed by the front end portion of the front partition plate 2e and the upper partition plate 2b. Is provided. A drain 3a for draining condensed water into the drain tank 5 is provided at a lower portion of the heat exchanger room 3.
Is provided.

The auxiliary suction port 9 is provided with an opening / closing flap 18 for opening and closing the auxiliary suction port 9 as shown in FIG. The opening / closing flap 18 is a flat plate portion 18.
b at the upper end of the same flat plate portion 18b as the crank pin 1
8c protruding from the shaft 18a, and the coaxial 18a is axially supported by a bearing provided on the main body 2 and the flat plate 18b
The auxiliary suction port 9 is closed when the lower end of the flat plate portion 18b is positioned below, and the auxiliary suction port 9 is opened when rotated backward. A first drive motor 17 for driving the opening / closing flap 18 is provided at an upper rear portion of the bypass passage 7. A crank pin 17a is fixed to a rotation shaft of the first drive motor 17, and a tip of the crank pin 17a and a tip of the crank pin 18c provided on the opening / closing flap 18 are connected by a lever 20. When the first drive motor 17 is operated to rotate the crank pin 17a, the lever 20 moves back and forth, and the crank pin 18c connected to the lever 20 is moved.
Thereby, the opening / closing flap 18 rotates back and forth. Further, a windshield plate 19 made of an elastic member is attached to the tip of the opening / closing flap 18.
9, the auxiliary suction port 9 is normally closed.

The outlet 10 is provided with a plurality of wind direction deflecting plates 16 as described above.
Denotes a second drive motor 1 provided on a rear inner wall of the main body 2
5 is driven. The wind direction deflecting plates 16 are rotatably supported by respective shafts provided at the lower ends thereof by bearings provided in the main body 2, and the respective wind direction deflecting plates 16 are linked by levers 21 to perform linked operations. It is supposed to do. A crank pin 15a is fixed to a rotating shaft of the second drive motor 15, and a crank pin 16a is fixed to a shaft of the wind direction deflecting plate 16. The tip of the crank pin 15a and the crank pin 16a
Is connected by a lever 22 to the front end of the head. When the second drive motor 15 is operated to rotate the crank pin 15a, the lever 22 moves up and down, and the wind direction deflecting plate 16 is moved by the lever 21 by the crank pin 16a connected to the lever 22. Rotate in coordination,
When the air outlet 10 is opened and closed and stopped at a predetermined angle, the direction of air blown out from the air outlet 10 is deflected.

Next, the operation of the dehumidifier 1 will be described. In normal operation, the opening / closing flap 1
8 closes the auxiliary suction port 9 so that air in the room is sucked only from the suction port 8. The air sucked in from the suction port 8 is cooled by the evaporator 11 to condense the water contained on the surface of the evaporator 11, and then reheated by the condenser 12 to become room temperature dry air. The dried air flows into the blower room 4 through the blow hole 2c formed in the upper partition plate 2b, and is sent into the room from the outlet 10 by the blower fan 13 provided in the blower room 4. You. The condensed water condensed on the surface of the evaporator 11 is dropped and drained from the drain port 3a to the drain tank 5.

In the case where, for example, clothes that have been washed are dried above the dehumidifier 1 and the clothes that have been washed are dried by the air sent from the air outlet 10, the clothes are provided in the blower room 4. The blower motor 14 is switched to a high-speed rotation so that the amount of air blown out from the outlet 10 can be increased. However, when the amount of air sucked from the suction port 8 increases, the load applied to the evaporator 11 increases and sufficient dehumidification cannot be performed. On the other hand, the load applied to the condenser 12 increases and sufficient reheating cannot be performed. Low-temperature air is blown from the outlet 10. In order to prevent this, in the dehumidifier 1, when the blower motor 14 is switched to high-speed rotation, the opening and closing flap 18 is rotated rearward by the driving of the first drive motor 17, and the auxiliary suction port is rotated. 9 is opened.

When the auxiliary suction port 9 is opened, a part of the room air is sucked from the auxiliary suction port 9 and passes through the condenser 12 through the bypass passage 7 as shown in FIG. The air is heated by the condenser 12 to become high-temperature air, and together with the air sucked from the suction port 8,
From the washing clothes and the like. Thereby, while reducing the load applied to the evaporator 11, high-temperature air can be blown out from the air outlet 10, and clothes and the like can be quickly dried by the high-temperature air.

[0021]

As described above, according to the present invention,
An auxiliary suction port provided with an opening / closing flap was provided above a suction port provided on a front surface of the main body, and a bypass path connected to the auxiliary suction port and leading to a condenser was provided in the main body, and provided in a blower room. When the blower motor performs a high-speed operation, the auxiliary suction port is opened by the opening / closing flap, and a part of room air is sucked from the auxiliary suction port and passed through the condenser by the bypass passage, whereby an evaporator is provided. The dehumidifier is capable of rapidly drying the washed clothes and the like by blowing out high-temperature air from the outlet while reducing the load on the clothes.

[Brief description of the drawings]

FIG. 1 is a sectional view showing a dehumidifier according to the present invention.

FIG. 2 is a sectional view of a main part showing a dehumidifier according to the present invention.

FIG. 3 is a cross-sectional view showing a flow of air when an auxiliary suction port provided in a dehumidifier according to the present invention is opened.

FIG. 4A is an external perspective view showing a conventional dehumidifier. (B) is a front sectional view and a side sectional view showing a conventional dehumidifier.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Dehumidifier 2 Main body 2a Partition plate 2b Upper partition plate 2c Blow hole 2d Lower partition plate 2e Front partition plate 3 Heat exchanger room 3a Drain hole 4 Blower room 5 Drain tank 6 Compressor room 6a Compressor 7 Bypass path 8 Suction Mouth 9 Auxiliary suction port 10 Blow-out port 11 Evaporator 12 Condenser 13 Blower fan 14 Blower motor 15 Second drive motor 15a Crankpin 16 Wind direction deflecting plate 16a Crankpin 17 First drive motor 17a Crankpin 18 Opening / closing flap 18a Shaft 18b Flat plate portion 18c Crank pin 19 Windshield plate 20 Lever 21 Lever 22 Lever

Claims (8)

[Claims] 1. An evaporator, a condenser, and a blower fan are sequentially arranged in a ventilation path connecting an inlet provided substantially at the center of a front surface of a main body and an air outlet provided at a rear portion of an upper surface of the main body. In the dehumidifier, an auxiliary suction port which is opened and closed by an open / close flap is provided above the suction port, and a front partition plate extending rearward is provided on an inner wall of a front surface of the main body, and a tip end of the front partition plate is provided with the condenser Extending to the vicinity of, above the upper partition defined by the front partition plate,
A dehumidifier, wherein a bypass is formed to guide air sucked from the auxiliary suction port to the condenser. 2. The dehumidifier according to claim 1, wherein an upper portion of the condenser projects into the bypass passage. 3. The open / close flap includes a flat plate portion and shafts provided on both sides of an upper end of the flat plate portion, and is coaxially supported by a bearing portion provided in the main body.
The dehumidifier according to claim 1, wherein the flat portion pivots to open and close the auxiliary suction port. 4. The front end of the flat portion of the opening / closing flap,
The dehumidifier according to claim 1 or 3, further comprising a windshield plate made of an elastic member and sealing the auxiliary suction port. 5. The dehumidifying device according to claim 1, wherein the air outlet is provided with a plurality of air direction deflecting plates for opening and closing the air outlet and deflecting the air blown out from the air outlet. Machine. 6. The dehumidifier according to claim 1, wherein the fan motor for driving the blower fan comprises a variable speed motor whose rotation speed can be arbitrarily set. 7. The open / close flap is linked to the first drive motor by a crank pin fixed to a shaft of the open / close flap, a crank pin fixed to a shaft of the first drive motor, and a lever connecting these. 4. The dehumidifier according to claim 1, wherein the opening / closing flap is rotated by driving the first drive motor to open and close the auxiliary suction port. 5. 8. The wind direction deflecting plate is linked to the second drive motor by a crank pin fixed to a shaft of the wind direction deflector plate, a crank pin fixed to a shaft of the second drive motor, and a lever connecting these. 6. The air conditioner according to claim 1, wherein the wind direction deflecting plate is rotated by the driving of the second drive motor to open and close the air outlet and deflect the air to be blown out. Dehumidifier.