KR101265617B1 - laundry dryer - Google Patents

Abstract

The present invention relates to a dryer. The present invention provides a drum that is selectively rotatable, a hot air heater that heats air to supply high temperature hot air to the drum, a steam generator that produces steam to supply steam to the drum, and supplies water to the steam generator. It comprises a water supply means for, wherein the water supply means has a space in which the water is stored, the receiving portion having a discharge port for discharging the stored water, and pressurized the water inside the receiving portion for supplying to the steam generator It provides a dryer comprising a pressurizing portion, a water supply hose, one end of which is connected to the discharge port of the accommodating part, and the other end of which is connected to the steam generator to guide water contained in the accommodating part to the steam generator. Therefore, according to the present invention, wrinkles of the cloth can be effectively removed.

Dryer, steam generator, water supply means, receiving part, pressurizing part

Description

Dryer {

1 is an exploded perspective view showing an embodiment of a dryer according to the present invention

2 is a longitudinal cross-sectional view of FIG.

3 is a cross-sectional view of the steam generator of FIG.

4 and 5 is a configuration diagram showing an example of the water supply means of the present invention

6 and 7 is a block diagram showing a check valve structure of the present invention

8 and 9 is a configuration diagram showing another example of the water supply means of the present invention

10 and 11 is a configuration diagram showing another example of the water supply means of the present invention.

DESCRIPTION OF REFERENCE NUMERALS

10: cabinet 20: drum

30: front supporter 40: rear supporter

50: lint duct 60: blower unit

70: motor 80: exhaust duct

90: hot air heater 200: steam generator

510: receiving portion 511: discharge port

531: pressure member 533: handle

535: sealing member 550: water supply hawk

571: inlet 573: cap

600: check valve 800: moving means

810: horizontal bar 830: rotating member

890: elastic member

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a dryer, and more particularly, to a dryer capable of removing or preventing wrinkles, creases,

A dryer is a household appliance in which laundry is normally washed, that is, clothes are mainly dried using high temperature air. In general, the dryer includes a drum accommodating the object to be dried, a driving source for driving the drum, heating means for heating air introduced into the drum, and a blower unit for sucking or discharging air in the drum.

 The dryer may be classified into an electric dryer and a gas dryer according to a method of heating air, that is, a heating means. The electric dryer heats air using electric resistance heat, and the gas dryer heats air using heat generated by combustion of gas. If the dryers are classified differently, they can be classified as condensation dryers and exhaust dryers. In the condenser dryer, the air that has been heat-exchanged with the dry matter in the drum is circulated without being discharged to the outside of the dryer, and in a separate condenser, heat is exchanged with the outside air to make condensate and discharged to the outside. In the exhaust type dryer, the air in the drum is heat-exchanged with the laundry, and the air in a highly humid condition is directly discharged to the outside of the dryer. If the dryer is classified into another method, it may be divided into a top loading method and a front loading method according to a method of inputting a dry matter to the dryer. In the top loading method, the laundry is loaded at the top of the dryer, while in the front loading method, the laundry is loaded at the front of the dryer.

The conventional dryer described above has the following problems.

In general, the laundry is dried and dehydrated laundry is put into the dryer to dry. However, due to the principle of water washing, wrinkles are generated in the laundry in which water washing is completed, and the generated wrinkles are not completely removed in the drying process in the dryer. Therefore, there is a disadvantage in that a separate ironing is required to remove wrinkles existing in the dry matter such as laundry which has been dried in the conventional dryer.

Further, wrinkles, wrinkles, folding, etc. (hereinafter collectively referred to as "wrinkles") occur when clothes and the like are conventionally stored and used in addition to the laundry after the completion of washing. It has been required to develop a device capable of easily removing wrinkles caused by ordinary use and storage of such clothes.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and an object of the present invention is to provide a dryer that can prevent and / or remove wrinkles caused by clothing and the like.

In order to achieve the above object, the present invention is an optional rotatable drum; A hot air heater for heating air to supply high temperature hot air to the drum; A steam generator for producing steam to supply steam to the drum; It comprises a water supply means for supplying water to the steam generator, the water supply means is a water storage unit, the receiving portion having a discharge port for discharging the water, and pressurizing the water inside the receiving portion to the steam generator Provided is a pressurizing unit for supplying, and one end is connected to the discharge port of the receiving portion, the other end is provided with a dryer comprising a water supply hose which is connected to the steam generator for guiding the water stored in the accommodation portion to the steam generator.

At this time, the receiving portion is preferably formed with an injection hole for injecting water into the receiving portion, it is more preferably provided with a cap for opening and closing the injection hole.

The pressing unit may include a pressing member for applying pressure to the stored water and a handle for moving the pressing member.

The present invention may further include a sealing member provided to the pressing member of the pressing unit to prevent leakage of water stored in the receiving unit.

On the other hand, it is preferable that a check valve is provided on the water supply hose to prevent water flowing into the steam generator or steam generated by the steam generator from flowing back to the receiving portion.

On the other hand, the pressing portion may be formed in a structure for pressing the water stored in the receiving portion in the horizontal direction, the pressing portion may be formed in a structure for pressing the water stored in the receiving portion in the vertical direction.

The water supply means may be disposed in the drawer / drawable drawer, the drawer may be installed on the front of the dryer.

In order to achieve the above object, another aspect of the present invention is an optional rotatable drum; A hot air heater for heating air to supply high temperature hot air to the drum; A steam generator for producing steam to supply steam to the drum; It comprises a water supply means for supplying water to the steam generator, wherein the water supply means is a receiving portion having a discharge port for storing water and discharged water, and pressurized the water inside the receiving portion is supplied to the steam generator It includes a pressurizing part, one end is connected to the discharge port of the receiving portion, the other end is connected to the steam generator and a water supply hose for guiding the water stored in the accommodating portion to the steam generator, and a moving means for moving the pressurizing portion Can be done.

In the receiving portion, it is preferable that an injection hole for injecting water into the accommodation portion is formed, and more preferably a cap for opening and closing the injection hole is further provided.

The pressing unit may include a pressing member for applying pressure to the stored water, and a sealing member provided to the pressing member to prevent leakage of water in the receiving unit.

The moving means may include a horizontal bar connected to the pressing member to move horizontally, and a rotating member connected to the horizontal bar to move the horizontal bar.

The moving means may further include an elastic member for returning to the initial position when the rotating member is rotated.

The elastic member is preferably a compression spring is used.

It is preferable that a check valve is provided on the water supply hose to prevent water flowing into the steam generator or steam from flowing back to the receiving portion.

The water supply means may be disposed in the drawer / drawable drawer, the drawer is preferably installed on the front of the dryer.

According to the present invention described above, it is possible to effectively prevent and / or remove wrinkles on clothes.

Hereinafter, with reference to the accompanying drawings a specific embodiment of the present invention will be described in detail.

Hereinafter, in order to explain the dryer according to the present invention and a control method thereof, a top loading method, an electric type, and a condensation type dryer will be described as examples. However, the present invention is not limited thereto, and of course, the present invention may be applied to a front loading method, a gas type, a condensation type dryer, or the like.

1 and 2, an embodiment of a dryer according to the present invention will be described.

A rotatable drum 20, a motor 70 for driving the drum 20, and a belt 68 are installed in the cabinet 10 constituting the exterior of the dryer. In addition, a heater 90 (hereinafter referred to as a "hot air heater" for convenience) generated by the hot air heater 90 to heat the air to a high temperature (hereinafter referred to as "hot air") at a predetermined position of the cabinet 10. Hot air supply duct 44 for supplying the hot air to the drum 20 is provided. An exhaust duct 80 for discharging highly humid air heat-exchanged with the object to be dried in the drum 20, a blower unit 60 for sucking the humid air, and the like are also provided. The steam generator 200 generates steam at a predetermined position of the cabinet 10. In this embodiment, the indirect driving method for rotating the drum 20 using the motor 70 and the belt 68 is shown and described for the sake of convenience, but the present invention is not limited thereto. That is, it is also possible to apply the present invention to a direct drive type in which the motor is directly connected to the rear surface of the drum 20 to rotate the drum 20 directly.

Each component will be described in detail as follows.

The cabinet 10 forms an outer shape of the dryer, and includes a base 12 forming a bottom surface, a pair of side covers 14 installed vertically from the base 12, and the side cover 14. The front cover 16 and the rear cover 18, which are respectively installed on the front and rear of the, is configured to include a top cover 17 located on the upper side of the side cover (14). The control panel 19 having various operation switches is usually located in the top cover 17 or the front cover 16 and the door 164 is installed in the front cover 16. [ The rear cover 18 is provided with a suction portion 182 for allowing external air to flow in and an exhaust hole 184 as a final passage through which the air of the drum 20 is discharged to the outside.

The internal space of the drum 20 functions as a drying chamber in which drying proceeds, and a lift 22 is installed inside the drum 20 to lift and drop the object to invert the object to increase the drying efficiency. It is preferable.

On the other hand, the front supporter 30 and the rear supporter 40 are provided between the drum 20 and the cabinet 10 (front cover 16 and rear cover 18). A drum 20 is rotatably installed between the front supporter 30 and the rear supporter 40, and a sealing for preventing leakage between the front supporter 30 and the rear supporter 40 and the drum 20, respectively. A member (not shown) is provided. That is, the front supporter 30 and the rear supporter 40 form a drying chamber by blocking the front and rear surfaces of the drum 20 and serve to support the front and rear ends of the drum 20.

The front supporter 30 is formed with an opening for communicating the drum 20 with the outside of the dryer, the opening is selectively opened and closed by the door 164. In addition, the front supporter 30 is connected to the lint duct 50 which is a passage through which the air of the drum 20 is discharged to the outside, and the lint duct 50 is provided with a lint filter 52. One side of the blower unit 60 is connected to the lint duct 50, the other side of the blower unit 60 is connected to the exhaust duct 80, and the exhaust duct 80 is provided at the rear cover 18. It communicates with the exhaust hole 184. Therefore, when the blower unit 60 is operated, the air in the drum 20 is discharged to the outside through the lint duct 50, the exhaust duct 80, and the exhaust hole 184. At this time, foreign matter such as lint is filtered by the lint filter 52. Generally, the blower unit 60 includes a blower 62 and a blower housing 64. The blower 64 is connected to a motor 70 for driving the drum 20 and is driven.

The rear supporter 40 is formed with an opening 42 which is usually composed of a plurality of through holes, and the hot air supply duct 44 is connected to the opening 42. The hot air supply duct 44 communicates with the drum 20 to serve as a passage for supplying hot air to the drum 20. Therefore, the hot air heater 90 is installed at a predetermined position of the hot air supply duct 44.

Meanwhile, a steam generator 200 for generating steam and supplying the steam to the inside of the drum 20 is installed at a predetermined position of the cabinet 10. Referring to Figure 3, the steam generator 200 will be described in detail as follows.

The steam generator 200 includes a water tank 210 for receiving water therein, a heater 240 mounted inside the water tank 210, and a water level sensor 260 for measuring the water level of the steam generator 200. And a temperature sensor 270 for measuring the temperature of the steam generator 200. The water level sensor 260 is generally composed of a common electrode 262, a low level electrode 264, and a high level electrode 266, so that the common electrode 262 and the high level electrode 264 are energized or the common electrode 262 and the low level electrode A high water level and a low water level are detected by the energization of 266.

A water supply hose 220 for supplying water is connected to one side of the steam generator 200, and a steam hose 230 for discharging steam is connected to the other side, and a nozzle having a predetermined shape is connected to a tip of the steam hose 230. 250) is preferably provided. The tip of the steam hose 230 or the nozzle 25 or the steam discharge port is positioned at a predetermined position of the drum 20 so that the drum 20 The steam is sprayed to the inside of the steam generator.

Meanwhile, in the present embodiment, the steam generator 200 (hereinafter, referred to as a "heating heating method") of a method of generating steam by heating a predetermined amount of water stored in the water tank 210 having a predetermined size with the heater 240 is described. Although shown and described, this invention is not limited to this. That is, in the present invention, any device capable of generating steam can be used as a steam generator. For example, it is possible to use a method in which a heater is directly provided around a water supply hose through which water is passed, that is, a method in which water is heated without containing water in a predetermined space (hereinafter referred to as "pipe heating method" for convenience).

Referring to Figure 4, another embodiment of the dryer according to the present invention will be described.

In this embodiment, the water supply source to the steam generator 200 may be a faucet, but in this case installation is complicated.

This is because water is not usually used in a dryer, and therefore, when a faucet is used as a water supply source, it is necessary to additionally provide a variety of apparatuses associated therewith.

Therefore, as in the present embodiment, for example, by injecting water into the water supply means by using the water supply means using the syringe principle, and connecting the water supply means filled with water to the steam generator 200 greatly. It is convenient.

Hereinafter, the water supply means according to the present invention will be described.

As shown in Figures 4 and 5, the water supply means according to an embodiment of the present invention comprises a receiving portion 510, the pressurizing portion 530 and the water supply hose 550 that is largely accommodated water Can be.

The receiving part 510 is formed to have a space in which water is stored, and at one side thereof, is formed to have a discharge hole 511 through which the stored water is discharged.

At this time, one side of the receiving portion 510, that is, the opposite side on which the discharge port 511 is formed, it is preferable that the opening 513 is formed in an open state. This is formed in order to enable the pressurizing unit 530 to operate as described below.

The receiving portion 510 is preferably formed with an injection hole 571 for injecting water from the outside into the receiving portion, and more preferably provided with a cap 573 for selectively opening and closing the injection hole 571. Do.

In addition, the pressurizing part 530 is provided to supply water to the water tank 210 of the steam generator by applying pressure to the water inside the receiving part 510. It is shown that the portion 530 is formed in a structure for pressing the water stored in the receiving portion 510 in the horizontal direction.

The pressing unit 530 may include a pressing member 531 for pressing the water stored in the receiving unit 510 and a handle 533 for moving the pressing member 531.

On the other hand, the pressing member 531 of the pressing portion 530 is preferably provided with a sealing member 535 for preventing the water stored in the receiving portion 510 is leaked.

More specifically, the sealing member 535 is provided on the circumferential surface of the pressing member 531, so that the pressing member 531 is in close contact with the inner surface of the receiving portion 510, the side toward the opening 513 It serves to prevent the water inside the receiving portion 510 is leaked.

In addition, one end of the water supply hose 550 is connected to the discharge port 511 of the accommodating part 510, and the other end thereof is connected to the water tank 210 of the steam generator 200 and stored in the accommodating part 510. It serves to guide the water to the water tank 210 of the steam generator.

On the other hand, it is more preferable that a check valve 600 is installed on the water supply hose 550 to prevent water flowing into the steam generator or steam generated from the steam generator from flowing back to the receiving portion 510.

When the steam generator 200 is normally operated, the steam is injected into the drum through the steam hose 230 and the nozzle 250. However, fine fibrous particles such as lint or foreign matter generated during the process of drying the cloth are attached to the injection holes 251a of the nozzle 250 and the steam is not discharged to the drum when the injection holes 251a are blocked. On the contrary, the pressure may act to flow to the receiving portion 510 through the water supply hose 550 and the water inside the steam generator may flow back to the receiving portion. At this time, the opening and closing portion 630 of the check valve 600 closes the water supply hose by the pressure to prevent the water and steam flow back to the receiving portion 510 side.

The check valve will be described in detail with reference to FIGS. 6 and 7 as follows. 6 shows a state before water is supplied to the water supply hose, and FIG. 7 shows a state in which the valve is operated by supplying water to the water supply hose.

The check valve 600 is provided to communicate with both sides of the water supply hose 550, and installed inside the case 610 to selectively open and close the case 510 and the water supply hose 550 It may be made to include an opening and closing portion 630.

At this time, the opening and closing portion 630 is installed in the case 610, it is supported by a spring 620. Of course, one side of the spring 620 is supported by the opening and closing portion 630, the other side is supported by a fixing part 640 fixed to the case 610 in a predetermined manner.

According to one embodiment of the invention, although not shown, a drawer-type container (hereinafter referred to as a "drawer") that is capable of drawing in / out at a predetermined position of the dryer is installed, and the water supply means is It may be disposed in the lower, the drawer may be installed in the front of the dryer.

When the water supply means is installed in the drawer, the accommodating part 610 of the water supply means and the water supply hose 550 connected to the accommodating part 610 are separated and coupled to each other according to the operation of the drawer. It is preferable to be installed as.

That is, when the drawer is drawn out to inject water into the accommodating part 510, the drawer and the accommodating part 510 are moved together, and the discharge port 511 of the accommodating part is a water supply hose ( When the drawer is introduced in a state where water is injected into the accommodating part 510, the outlet 511 of the accommodating part 510 is connected to the water supply hose 550. To be combined.

Of course, the outlet 511 and the water supply hose 550 of the accommodating part 510 is to be always connected, in consideration of the length of the accommodating part 510 when the drawer draws in and out, It is also possible to form a long length of the water supply hose 550.

Referring to the operation of the water supply means made in this way is as follows.

First, as shown in FIG. 4, when water injection is completed through the injection hole 571 formed in the receiving portion 510, as shown in FIG. 5, the pressing member 531 using the handle 533. Advance)

At this time, the pressing member 531 is applied to the water stored in the receiving portion 510 to supply to the water tank 210 of the steam generator through the water supply hose 550.

Through this process, water is supplied to the water tank 200 of the steam generator. When the water is supplied, the heater 240 of the steam generator 200 is operated to generate steam, and then the nozzle 250 is operated. It is supplied to the drum 20 (refer to FIG. 1) via steam drying.

On the other hand, as another example of the embodiment shown in Figure 8 and 9, the pressing portion 530 may be formed in a structure for pressing the water stored in the receiving portion 510 in the vertical direction, in this case, Injection port 571 and the cap 573 is preferably formed in the pressing portion 530, the rest of the configuration and operation is the same as the above-described example.

A dryer according to another embodiment of the present invention will be described with reference to FIGS. 10 and 11 as follows.

Dryer according to another embodiment of the present invention is the same as the dryer structure of one embodiment of the present invention, but the structure of the water supply means is different from the embodiment of the present invention.

10 and 11, the water supply means according to another embodiment of the present invention includes a receiving portion 510, a pressurizing portion 530, a water supply hose 550, and a moving means 800. .

At this time, the structure of the accommodating part 510 and the water supply hose 550 is the same as the structure of the embodiment of the present invention, the detailed description of each configuration will be avoided again, the structure of the pressing portion and the moving means The detailed description is as follows.

Moving means 800 according to another embodiment of the present invention is provided to move the pressing unit 530.

The moving unit 800 is connected to the pressing member 531, the horizontal bar 810 to move horizontally, and the rotating member 830 is connected to the horizontal bar 810 to move the horizontal bar 810 It may be made, including.

At this time, the rotating member 830 is rotatably installed by a hinge structure, the guide 870 is preferably installed on one side of the receiving portion 510 to be fixed to the rotating member 830.

At this time, one end of the horizontal bar 810 is connected to the rotation member 830, the other end is installed in a state connected to the pressing member 531, when the rotation member 830 is rotated, the horizontal bar 810 ) Serves to horizontally move the pressing member 531 by moving horizontally.

Meanwhile, the moving means 800 may further include an elastic member 890 for returning to the initial position when the rotating member 830 is rotated. At this time, the elastic member 890 suggests that the compression spring is used.

One end of the elastic member 890 is connected to the guide 870, the other end is connected to the rotation member 830.

Referring to the operation of the water supply means made in this way is as follows.

As shown in FIG. 10, when water injection is completed through the injection hole 571 formed in the receiving portion 510, as shown in FIG. 11, the pivot member 830 is pulled toward the guide 870. .

When the rotating member 830 is rotated, the horizontal bar 810 is moved horizontally to move the pressing member 531 horizontally.

At this time, the pressing member 531 applies pressure to the water stored in the receiving portion 510 and supplies the stored water to the water tank 210 of the steam generator through the water supply hose 550.

When the water supply to the steam generator is completed, the rotating member 830 is returned to the initial position by the elastic member 890, the horizontal bar 810 and the pressure member 531 in cooperation with the rotating member 830. ) Is returned to the initial position and the water can be injected into the receiving portion 510 again.

Through the above process, water is supplied to the steam generator, and when the water is supplied, the heater 240 of the steam generator is operated to generate steam, and then the drum 20 through the nozzle 250 (see FIG. 1). Steam drying is supplied.

In another embodiment of the present invention, the water supply means may be disposed in the drawer, the drawer may be installed on the front of the dryer. Such installation and operation is the same as in the above-described embodiment.

As described above, according to the embodiments of the present invention, although there are differences depending on the type of clothing, for example, the type of cloth and the degree of moisture absorption, the present invention has a wrinkle removal and prevention effect. The laundry dehydrated in the washing machine may be used as an example of the object to be dried, but is not limited thereto. For example, clothing that is worn for about a day, that is, clothes that are already dried and less wrinkled, can be particularly useful in this case if it is possible to remove wrinkles in the dryer according to the present invention. That is, it is also possible to use the dryer according to the present invention as a kind of wrinkle removal device.

The effect of the dryer according to the present invention described above is as follows.

First, according to the present invention, there is an advantage that can effectively prevent or eliminate the occurrence of wrinkles or wrinkles in the dried product to be dried. Moreover, according to this invention, there also exists an advantage that sterilization and smell removal of a to-be-dried thing can be performed.

Second, according to the present invention, there is an advantage that wrinkles or wrinkles in the clothes in a dry state can be effectively removed without additional ironing.

Third, according to the present invention, the structure of the water supply means for supplying water to the steam generator is simple, there is an advantage that it is easy to install and can easily supply water to the steam generator.

Claims (18)

An optionally rotatable drum; A hot air heater for heating air to supply high temperature hot air to the drum; A steam generator for producing steam to supply steam to the drum; It comprises a water supply means for supplying water to the steam generator, The water supply means A receiving portion having a space in which water is stored and having a discharge port through which the stored water is discharged; A pressurizing unit for pressurizing the water in the receiving unit and supplying the steam generator to the steam generator; One end is connected to the discharge port of the receiving portion, the other end is connected to the steam generator comprises a water supply hose for guiding the water stored in the accommodating portion to the steam generator. The method of claim 1, The receiving part is provided with an injection hole for injecting water into the receiving portion, the dryer characterized in that it is further provided with a cap for opening and closing the injection hole. The method of claim 1, The pressing unit A pressing member for applying pressure to the stored water; Dryer comprising a handle for moving the pressing member. The method of claim 3, wherein And a sealing member provided to the pressing member of the pressing unit to prevent leakage of water stored in the receiving unit. The method of claim 1, And a check valve on the water supply hose to prevent water or steam introduced into the steam generator from flowing back to the receiving portion. 6. The method according to any one of claims 1 to 5, The pressing unit is characterized in that the dryer is formed in a structure for pressing the water stored in the receiving unit in the horizontal direction. 6. The method according to any one of claims 1 to 5, The pressing unit is characterized in that the dryer is formed in a structure for pressing the water stored in the vertical direction in the vertical direction. The method of claim 1, The water supply means is a dryer, characterized in that arranged in the drawer / drawer draw. 9. The method of claim 8, The drawer is characterized in that the dryer is installed on the front of the dryer. An optionally rotatable drum; A hot air heater for heating air to supply high temperature hot air to the drum; A steam generator for producing steam to supply steam to the drum; It comprises a water supply means for supplying water to the steam generator, The water supply means A receiving portion having a discharge port through which water is stored and water is discharged; A pressurizing unit for pressurizing the water in the receiving unit and supplying the steam generator to the steam generator; A water supply hose having one end connected to a discharge port of the accommodation part and the other end connected to the steam generator to guide water stored in the accommodation part to the steam generator; Dryer comprising a moving means for moving the pressing unit. 11. The method of claim 10, The receiving part is provided with an injection hole for injecting water into the receiving portion, the dryer characterized in that it is further provided with a cap for opening and closing the injection hole. 11. The method of claim 10, The pressing unit A pressing member for applying pressure to the stored water; And a sealing member provided on the pressing member to prevent leakage of water from the receiving portion. 13. The method of claim 12, The means of transportation A horizontal bar connected to the pressing member to move horizontally; And a rotating member connected to the horizontal bar to move the horizontal bar. The method of claim 13, The means of transportation Dryer further comprises an elastic member for returning to the initial position when the rotating member is rotated. 15. The method of claim 14, The elastic member is a dryer, characterized in that the compression spring. 11. The method of claim 10, And a check valve on the water supply hose to prevent water flowing into the steam generator or steam from flowing back to the receiving portion. 11. The method of claim 10, The water supply means is a dryer, characterized in that arranged in the drawer / drawer draw. 18. The method of claim 17, The drawer is characterized in that the dryer is installed on the front of the dryer.

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