KR102431501B1 - Device for treating laundry - Google Patents

Abstract

A laundry treatment apparatus for drying a fabric according to the present invention comprises: a casing forming an inlet; a main accommodating part disposed inside the casing and forming a main accommodating space connected to the inlet; a door for opening and closing the inlet; and a sub accommodating part disposed on the door and forming a sub accommodating space. The sub accommodating part includes a separating part separating the main accommodating space and the sub accommodating space from each other and forming a plurality of through holes.

Description

Laundry processing equipment {Device for treating laundry}

The present invention relates to a laundry treatment device having a drying function.

The laundry treatment device capable of drying laundry (hereinafter referred to as 'cloth') dries the wet cloth by supplying dry air. The laundry treatment apparatus includes an air passage and a drum in which the cloth is accommodated. The laundry treatment apparatus includes a heater for dehumidifying and heating air guided along the air flow path, and a fan disposed on the air flow path to apply pressure to flow the air. In addition, a conventional laundry treatment apparatus having a filter disposed on the air passage to filter out foreign substances in the air is known.

The laundry treatment apparatus is classified into a laundry treatment apparatus equipped with an exhaust-type drying system and a laundry treatment apparatus equipped with a circulation-type drying system according to how the air that has undergone heat exchange with the fabric is treated. In addition, there is a laundry treatment apparatus having a hybrid system in which some of the air inside the drum is exhausted and the rest is circulated and supplied back to the drum.

The laundry treatment apparatus according to the prior art (Korean Patent Publication No. 10-1592318) dries the fabric in a state in which the fabric is placed in a separate accommodation space. In the prior art, a accommodating member for opening and closing the opening of the main drum for accommodating the fabric, a separate lead member for opening and closing the front opening of the accommodating member, is disposed in a space between the accommodating member and the lead member to separate and a sub-drum body accommodating the cloth of the sub-drum body, and a separate sub-drum lead member for opening and closing a front opening of the sub-drum body.

Korean Patent Publication No. 10-1592318 (Registration Date: February 1, 2016)

A first object of the present invention is to make it possible to easily separate and dry the fabric according to the user's needs.

In the laundry treatment apparatus according to the prior art, in order to open the sub-drum main body, the lid member and the sub-drum lead member must be sequentially opened, and in order to open the main drum, the receiving member must be opened again, which is inconvenient. The second object of the present invention is to solve this problem.

In addition, in the prior art, airtightness between the door and the main drum must be maintained and airtightness between the sub-drum body and the lead member must also be maintained. have. In addition, there are many parts for the opening/closing operation, so there is a problem in that structural requirements further increase. A third object of the present invention is to solve this problem.

A fourth object of the present invention is to enable smooth drying in all of the separated accommodation spaces.

A fifth object of the present invention is to rotate the separated accommodation space so that the entire fabric can be dried evenly.

A sixth object of the present invention is to rotate both of the two separated accommodating spaces with a minimum power.

In the prior art, there is a problem in that it is difficult to detect the dryness of the fabric in the sub-drum. A seventh object of the present invention is to solve this problem.

The laundry treatment apparatus for drying the fabric by supplying hot air to the fabric according to the present invention provides a structure in which both of the separated accommodation spaces can be dried while forming a separate accommodating space.

In order to solve the above problems, the laundry treatment apparatus, a casing for forming an inlet; a main accommodating part disposed inside the casing and forming a main accommodating space connected to the inlet, a door opening and closing the inlet; It is disposed on the door and includes a sub accommodating portion forming a sub accommodating space. The sub accommodating part includes a separating part separating the main accommodating space and the sub accommodating space from each other and forming a plurality of through holes. The separation unit includes an opening/closing separation unit operably provided to open and close the sub-accommodating space.

The separation unit may be formed to protrude into the main accommodation space in a state in which the door closes the inlet.

The door is rotatably coupled to the casing, and may form a receiving groove facing the inlet. The sub accommodating part may be disposed in the accommodating groove.

The separation unit may be provided to be foldable to the outside of the sub-accommodating space.

The separation unit may include a fixing separation unit for supporting the opening/closing separation unit to be operable to open and close.

The laundry treatment apparatus may include a humidity sensor disposed on the door and sensing the degree of drying of the fabric in the sub-accommodating space.

The laundry treatment unit may include a motor for rotating the main accommodation unit. The sub-accommodating part may be rotatably coupled to the door.

The sub-accommodating part may be provided to be rotated by a cloth moving in the main accommodating space when the main accommodating part rotates.

The sub accommodating part may include a blade protruding from the separation part toward the inside of the main accommodating space.

The main accommodating part may be rotatably provided about a horizontal rotation axis, and the sub accommodating part may be rotatably provided about a horizontal rotation axis.

The blade may extend in a direction away from the rotation axis of the main receiving part.

The blade may form a surface recessed in the rotation direction of the main receiving part.

The laundry treatment apparatus may include a shaft coupled to the door and providing a rotation shaft to the sub-accommodating unit.

The sub accommodating part may include a support part to which the separating part is fixed, the sub accommodating space is formed together with the separating part, and rotatably coupled to the door.

The laundry treatment apparatus may include a humidity sensor disposed on the door and including a portion exposed into the sub-accommodating space. The support part may form an exposure hole along a movement trajectory of the exposed portion of the humidity sensor relative to the support part.

The support portion includes: a rotary shaft connector connected to the shaft; a separation part connector to which the separation part is fixed; A bridge may be connected between the rotation shaft connector and the separation unit connector and cover a part of the exposed hole.

The bridge may be disposed inside the sub-accommodating space than the exposed portion of the humidity sensor so as not to interfere with the exposed portion of the humidity sensor.

In order to solve the above problems, the laundry treatment apparatus for drying the fabric, the casing forming an inlet; a main accommodating part disposed inside the casing and forming a main accommodating space connected to the inlet; a motor for rotating the main accommodating part; a door for opening and closing the inlet; It may include a sub-accommodating part disposed on the door, forming a sub-accommodating space, and configured to be rotated by a cloth moving in the main accommodating space when the main accommodating part is rotated.

Even with one drying cycle using the laundry treatment device, there is an effect that the fabric can be divided and dried according to the user's needs.

In addition, the drying process can be performed by separating the fabrics without mixing with each other, and by separating the fabrics to be dried first and proceeding with drying, there is an effect that the user can easily take out only the first dried fabrics during the drying process.

In addition, by separating and drying clothes that are important to prevent discoloration, such as fabrics, such as underwear, or white clothes, where cleanliness is important, there is an effect of maintaining the cleanliness of some fabrics and preventing discoloration.

In addition, the main accommodating part is opened and closed by opening and closing the door, and the sub accommodating part is opened and closed by opening and closing the separation part. It has the effect that Further, if only the airtightness between the door and the casing is maintained, the airtightness of the main accommodation part and the sub accommodation part can be maintained, and only one sealer is provided, thereby reducing structural requirements.

In addition, the separation unit is provided to be foldable to the outside of the sub accommodating space, so that the sub accommodating space can be opened only in a state in which the door is opened, thereby improving the safety of the user.

In addition, the separation part is formed to protrude into the main accommodation space, so that the hot air supplied into the main accommodation space smoothly flows into the sub accommodation space.

In addition, by providing the sub-accommodating part rotatably, there is an effect of enabling the tumbling operation of the cloth in the sub-accommodating part.

In addition, the sub accommodating part is rotated by the cloth moving in the main accommodating space, so that the sub accommodating part can be rotated without an additional driving motor. Specifically, when the motor applies a rotational force only to the main receiving portion, the rotational force by the cloth is also transmitted to the sub-accommodating portion. In addition, since the sub accommodating space has a smaller volume than the main accommodating space, the drying process can be sufficiently performed even if the sub accommodating space is rotated at a relatively small rotational speed. This has the effect of efficiently distributing power.

In addition, by providing the blade, there is an effect that the rotational force by the cloth rotating in the main accommodation portion is efficiently transmitted to the sub accommodation portion.

In addition, by forming the recessed surface of the blade, there is an effect that the rotational force of the fabric in the main accommodating space is more efficiently transmitted to the sub accommodating portion.

In addition, by providing the humidity sensor, it is possible to separately detect the degree of dryness of the fabric in the sub-accommodating part, thereby preventing overdrying of the fabric in the sub-accommodating part. In addition, when a small amount of fabric is placed in the bulky main accommodating space, it is difficult to detect the dryness level, whereas when a small amount of fabric is placed in the sub-accommodating space with a small volume, there is an effect that the dryness detection is accurate.

Furthermore, based on the accurate detection of the dryness of the fabric in the sub-accommodating part, there is an effect that various and efficient control of the drying process is possible. For example, in the case where the time of complete drying needs to be more accurately detected because underwear and shirts are dried relatively quickly, the drying process may be stopped and the user may be notified of the time when the corresponding fabric should be taken out.

In addition, by forming the exposed hole of the support part, the exposed portion of the humidity sensor can contact the fabric in the sub-accommodating space, and at the same time, the exposed portion of the humidity sensor and the exposed hole are engaged to rotate the sub-accommodating part This has the effect of stably guiding.

In addition, while transmitting the rotational force through the bridge, there is an effect that does not interfere with the relative movement of the humidity sensor with respect to the support.

1 is a perspective view showing a laundry treatment apparatus 100 according to a first embodiment of the present invention.
2 is a perspective view showing a laundry treatment apparatus 200 according to a second embodiment of the present invention.
3 is a perspective view of the laundry treatment apparatuses 100 and 200 of FIGS. 1 and 2 when one side cover 12 is removed, as viewed from the inside.
4 is a cross-sectional view of the laundry treatment apparatus 200 taken along the line S1-S1' of FIG. 3 .
5 is an exploded perspective view of the main body 1 of FIGS. 1 and 2 , in which the front cover 11 , the side cover 12 , the top cover 14 and the base 15 are removed.
FIG. 6 is a partial elevation view showing the door 110 and the sub-accommodating part 150 of FIG. 1 .
7 is a partial perspective view illustrating an open state of the sub-accommodating part 150 of FIG. 6 .
FIG. 8 is a cross-sectional view of the door 110 and the sub-accommodating part 150 taken along the line S2-S2' of FIG. 6 .
9 is a partial perspective view illustrating the door 210 and the sub-accommodating part 250 of FIG. 2 .
10 is a partial perspective view illustrating an open state of the sub-accommodating part 250 of FIG. 9 .
FIG. 11 is a cross-sectional view of the door 210 and the sub-accommodating part 250 taken along the line S3-S3' of FIG. 9 .

Expressions referring to directions such as “before (F) / after (R) / left (Le) / right (Ri) / up (U) / down (D)” mentioned below are clearly understood by the present invention to the last It is for explanation so that it can be understood, and it goes without saying that each direction may be defined differently depending on where the standard is placed.

The use of terms such as 'first, second, third' in front of the components mentioned below is only to avoid confusion of the components referred to, and the order, importance, or master-slave relationship between the components, etc. is irrelevant For example, an apparatus including only the second component without the first component may be implemented.

The laundry treatment apparatus according to the present invention may be a washing machine or a dryer equipped with a drying function. Although the dryers 100 and 200 are illustrated in FIGS. 1 and 2 as an embodiment, the present invention is not limited thereto, and any laundry treatment apparatus that dries the fabric may be applied.

1 and 2 , the laundry treatment apparatuses 100 and 200 according to an embodiment of the present invention supply hot air to the fabric to dry the fabric. The laundry treatment apparatuses 100 and 200 include a main body 1 providing a main accommodation space Sm for accommodating the cloth, and doors 110 and 210 opening and closing the inlet 11a of the main body 1 . The laundry treatment apparatuses 100 and 200 include sub accommodating parts 150 and 250 providing a sub accommodating space Ss.

The configuration of the main body 1, which is a common configuration of the laundry treatment apparatuses 100 and 200 according to the first and second embodiments, will be described with reference to FIGS. 1 to 5 .

The body 1 includes a casing 10 defining an exterior. The casing 10 provides an interior space in which the main receptacle 23 and other components are disposed. The casing 10 includes a front cover 11 forming a front surface, a side cover 12 forming both side surfaces, and a back cover 13 forming a rear surface. The casing 10 includes a base 15 that forms a bottom surface and supports the laundry treatment apparatuses 100 and 200 . The casing 10 includes a top cover 14 defining an upper side thereof. The casing 10 forms an inlet 11a. Through the inlet 11a, the cloth may be drawn into the inside of the main receiving part 23 or the cloth in the main receiving part 23 may be withdrawn to the outside.

The base 15 is made of a horizontal plate body. The cabinets 12 and 13 integrally formed on the base 15 are installed. The cabinets 12 and 13 are formed in a "C" shape with an open front surface, and include a side cover 12 and a back cover 13 . The top cover 14 is disposed above the cabinets 12 , 13 .

The main body 1 forms an inlet 11a through which the fabric can be withdrawn into the main accommodating space Sm. The inlet 11a is formed in the front cover 11 .

The body 1 includes a control panel 16 disposed on top of the front cover 11 . The control panel 16 includes an output unit (not shown) for outputting various types of information such as operating states of the laundry treatment apparatuses 100 and 200 . The output unit may include a speaker (not shown) for outputting information by voice. The output unit may include a display panel for visually outputting information. The control panel 16 includes an input unit (not shown) that receives an operation command of the laundry treatment apparatuses 100 and 200 from the user. The input unit may include a button, a dial, a touch screen, and the like.

The body 1 includes a main accommodating part 23 for accommodating the fabric. The main receiving part 23 is disposed inside the casing 10 . The main accommodating part 23 is rotatably disposed. The main receiving part 23 is rotatably provided about a horizontal rotation axis. The main accommodating part 23 is formed in a drum shape as a whole. The main accommodating part 23 forms a main accommodating space Sm for accommodating the fabric. The main accommodating space Sm is formed in the main accommodating part 23 . The main accommodation space Sm is connected to the inlet 11a. The main receiving part 23 is a cylindrical shape with an open front and back, and the front is connected to the inlet 11a.

A lifter 23a for picking up clothes is provided on the inner circumferential surface of the main accommodating part 23 . The lifter 23a protrudes from the inner peripheral surface of the main accommodating part 23 . The lifter 23a extends long in the front-rear direction. The plurality of lifters 23a may be disposed at a predetermined angle with respect to the rotation axis of the main receiving part 23 . While the main accommodating part 23 is rotated, it may be repeated that clothes are picked up and dropped by the lifter 23a.

The main body 1 includes a front supporter 27 and a rear supporter 28 for rotatably supporting the main accommodating part 23 . The front supporter 27 and the rear supporter 28 are disposed in the casing 10 . The front supporter 27 supports the front end of the main receiving part 23 . The rear supporter 28 supports the rear end of the main accommodating part 23 . The front supporter 27 and the rear supporter 28 are formed with guides made of ring-shaped protrusions or grooves. As the front and rear ends of the main accommodating part 23 engage the guide, the main accommodating part 23 may be rotated stably.

The front supporter 27 and the rear supporter 28 are provided with rollers 24 for supporting the main accommodating part 23 , respectively. The outer peripheral surface of the main accommodating part 23 is in contact with the roller 24 .

The body 1 includes a motor M. The motor M rotates the main accommodating part 23 . The motor M rotates the fan 51 . Referring to FIG. 2 , in one embodiment, the motor M is a dual-axis motor M that performs a function of rotating the main receiving part 23 and a function of rotating the fan 51 . Although not shown, the laundry treatment apparatus according to another embodiment may include a first motor for rotating the main accommodating part 23 and a second motor for rotating the fan, respectively. The motor M mentioned in the present invention may be provided in any case. A motor M in which RPM is changed and controlled may be provided. For example, the motor M may be a BLDC motor.

The body 1 includes a motor support member 22 for supporting the motor M. The motor support member 22 is fixed on the base 15 . The motor support member 22 is supported by the motor support member 22 . The motor M provides power for rotating the main accommodating part 23 . The motor M may rotate the fan 51 . The double-axis motor M includes a fan motor shaft 51s coupled to the fan 51 , and a housing part motor shaft 23s having a drive pulley on which a belt 29 wound around the main accommodating part 23 is caught.

An idle pulley 26 for adjusting the tension of the belt 29 is installed on the motor support member 22 . The belt 29 surrounds the outer peripheral surface of the main accommodating part 23 in a state in which it is caught by the driving pulley and the idle pulley 26 . When the motor M rotates, the belt 29 is transported by the drive pulley, and the main receiving part 23 is rotated by the frictional force acting therebetween.

The main body 1 includes an air flow path 40 for introducing air into the main accommodating part 23 and outflowing the air from the inside of the main accommodating part 23 . The air flow path guides the inflow and outflow of air to and from the main accommodating part 23 .

The air flow path 40 may include an air supply duct 41 for guiding air to be introduced into the main accommodating part 23 . The air supply duct 41 may guide the air inside the casing 10 or the air outside the casing 10 into the main accommodating part 23 . In the present embodiment, the air supply duct 41 guides the air inside the casing 10 (air between the inner surface of the casing and the outer surface of the main receptacle) into the main receptacle 23 .

The air flow path 40 may include an exhaust duct 43 guiding the air to flow out from the main accommodation part 23 . The exhaust duct 43 may guide air into or out of the casing 10 . In this embodiment, the exhaust duct 43 guides the air in the main accommodating space Sm to the outside of the casing 10 .

Although not shown, in another embodiment, the air flow path may include a circulation duct that discharges air from the main accommodating space Sm and guides the discharged air to be introduced into the main accommodating space Sm again.

The body 1 includes a heater 53 that heats the air flowing into the main accommodating part 23 . The heater 53 is disposed on the air supply duct 41 . The heater 53 is connected to the air supply duct 41 . The body 1 includes a heater support member 53a for supporting the heater 53 . The heater support member 53a is fixed to the base 15 .

The body 1 includes a fan 51 disposed on an air flow passage 40 . The fan 51 applies pressure so that the air on the air passage 40 flows. The fan 52 may be disposed in any one of the air supply duct 41 and the exhaust duct 43 . As another example, the air flow path 40 may include a circulation duct (not shown) for discharging the air in the main accommodating part 23 and introducing it back into the main accommodating part 23, in this case the fan 51 is the It may be disposed on the circulation duct. In this embodiment, the fan 51 is disposed on the exhaust duct 43 . The fan 51 may be provided as a centrifugal fan.

The fan 51 is rotated by the motor M. The fan 51 is coupled to the fan motor shaft 51s of the motor M. When the fan 51 rotates, a negative pressure acts in the main accommodating part 23 by the suction force of the fan 51 , and the air passing through the air supply duct 41 flows into the main accommodating part 23 . 3 to 5, after the air heated by the heater 53 flows into the heater connection part 41a of the air supply duct 41, through the outlet 41b and the air supply port 28a It is supplied into the main receptacle 23 .

The air in the main accommodating part 23 flows into the exhaust duct 43 by rotation of the fan 51 . The front supporter 27 forms a through hole (not shown) through which the air discharged from the lower side of the inlet 27a passes. When the fan 51 is operated, the air in the main accommodating part 23 is introduced into the exhaust duct 43 through the exhaust port 55h and the through hole.

The exhaust duct 43 includes an exhaust start end 43a disposed on the upstream side of the fan 51 . The exhaust start end portion 43a is disposed in front of the through hole. The exhaust duct 43 includes an exhaust rear end 43b disposed on the downstream side of the fan 51 . The exhaust duct 43 includes a fan housing 43c that accommodates the fan 51 and forms a flow path for air. The fan housing 43c is connected to the exhaust start end 43a and the exhaust rear end 43b. One end of the exhaust rear end 43b is connected to the fan housing 43c, and the other end of the exhaust rear end 43b is connected to the exhaust hole 13a of the back cover 13 . Referring to arrow Ae of FIG. 2 , the air passing through the exhaust port 55h sequentially passes through the exhaust start end 43a, the fan housing 43c and the exhaust rear end 43b and moves. The air passing through the exhaust duct 43 is discharged to the outside of the casing 10 through the discharge hole (13a).

The body 1 includes a filter 55 for filtering out foreign substances. The filter 55 filters out foreign substances in the air flowing along the air passage 40 . The filter 55 is provided on the front supporter 27 . The filter 55 is disposed behind the front supporter 27 . The filter 55 is disposed on the lower front side of the main accommodating part 23 . The filter 55 collects foreign substances such as lint floating in the air discharged from the main accommodating part 23 through the exhaust port 55h. The filter 55 includes filter mounts 55a and 55b disposed on the front supporter 27 . The filter mounts 55a and 55b form a filter insert. The filter mounts 55a and 55b include a front part 55a and a rear part 55b which are coupled and arranged in the front-rear direction. The front part 55a is connected to the through hole of the front supporter 27 , and the rear part 55b forms an exhaust port 55h through which air passes. A plurality of exhaust ports 55h are formed. The filter 55 includes a replacement filter unit 55c that is detachably inserted through the filter insertion hole. The filter insertion hole is opened toward the upper side. The replacement filter unit 55c may include a filter net having fine pores. The replacement filter unit 55c may be pulled up by a user's manipulation while being inserted into the filter insertion hole and taken out from the filter insertion hole. When the fan 51 operates in a state in which the replacement filter unit 55c is inserted into the filter insertion hole, the air in the main accommodating unit 23 passes through the exhaust port 55h, the replacement filter unit 55c, and the through hole sequentially. pass through

1, 2, 3 and 6 to 11 , the laundry treatment apparatuses 100 and 200 include doors 110 and 210 for opening and closing the inlet 11a. The doors 110 and 210 are rotatably coupled to the casing 10 .

The doors 110 and 210 include door frames 111 and 211 rotatably coupled to the casing 10 . The door frames 111 and 211 are connected to the front cover 11 . The door frames 111 and 211 are generally formed in a rectangular plate body.

The doors 110 and 210 include arrangement portions 113 and 213 in which the sub-accommodating portions 150 and 250 are disposed. The sub-accommodating units 150 and 250 may be detachably disposed on the doors 110 and 210 , or may be disposed non-removably on the doors 110 and 210 .

The arrangement parts 113 and 213 are formed on the surfaces facing the inlet 11a of the doors 110 and 210 . The arrangement parts 113 and 213 are disposed at the center of the doors 110 and 210 . The arrangement parts 113 and 213 are disposed on inner surfaces of the doors 110 and 210 . Here, the inner surface of the doors 110 and 210 means a surface facing the inside of the main receiving part 23 in a state where the doors 110 and 210 close the inlet 11a.

The doors 110 and 210 form a receiving groove facing the inlet 11a. The receiving grooves are formed in the arrangement portions 113 and 213 . When the door 110, 210 is described based on the closed state of the inlet 11a, the receiving groove is formed by recessing the rear side surfaces of the doors 110 and 210 forward. Sub-accommodating parts 150 and 250 are disposed at the rear of the receiving groove. The volume of the sub accommodating space Ss may be increased by the accommodating grooves of the doors 110 and 210 .

The doors 110 and 210 include sealers 116 and 216 disposed so as to be in contact with the edge of the inlet 11a. The sealers 116 and 216 extend along the edges of the sub-receptacles 150 and 250 . The sealers 116 and 216 prevent air from flowing in or out through between the doors 110 and 210 and the casing 10 while the doors 110 and 210 are closed the inlet 11a. . The sealers 116 and 216 are formed in a ring shape.

The laundry treatment apparatuses 100 and 200 include sub-accommodating units 150 and 250 disposed on the door. The sub accommodating parts 150 and 250 form a sub accommodating space (Ss) for containing the fabric. The sub accommodating space (Ss) and the main accommodating space (Sm) provide a space separated from each other for containing the fabric. Here, the separated space means that the general carriage is separated so that it cannot move from one of the sub-accommodating space (Ss) and the main receiving space (Sm) to the other during the drying process, and it means that the air is separated so that the air cannot pass through each other. does not mean The sub accommodating space Ss may be disposed in front of the main accommodating space Sm. The volume of the sub accommodating space Ss is smaller than the volume of the main accommodating space Sm. The front-back direction width of the sub accommodation space Ss is smaller than the front-back direction width of the main accommodation space Sm.

The sub accommodating parts 150 and 250 include separation parts 151 and 251 for separating the main accommodating space Sm and the sub accommodating space Ss from each other. Separation units 151 and 251 separate the space in which the fabric is contained into the main accommodating space Sm and the sub accommodating space Ss. The separation parts 151 and 251 form a plurality of through holes 151h and 251h. Air may move from any one of the sub accommodating space Ss and the main accommodating space Sm to the other through the plurality of through-holes 151h and 251h.

The separation parts 151 and 251 are formed to protrude into the main accommodation space Sm in a state in which the doors 110 and 210 close the inlet 11a. Through this, the hot air supplied into the main accommodating space Sm may be smoothly introduced into the sub accommodating space Ss.

The separation units 151 and 251 include side surfaces protruding obliquely from the inner surfaces of the doors 110 and 210 and rear side surfaces connected to the side surfaces. The separation units 151 and 251 cover the sub accommodation space Ss. In a state in which the doors 110 and 210 close the inlet 11a, the sub-accommodating space Ss is disposed in front of the separation units 151 and 251.

The separation parts 151 and 251 include inner surfaces facing the arrangement parts 113 and 213 . The inner surfaces of the separation units 151 and 251 form a recessed surface to form a sub-accommodating space Ss. In a state in which the doors 110 and 210 close the inlet 11a, the inner surfaces of the separation parts 151 and 251 are depressed rearward.

When viewed from the rear, the separation portions 151 and 251 are formed in a circular shape. The separation parts 151 and 251 are formed in a shape corresponding to the inlet 11a.

The sub-accommodating parts 150 and 250 include an opening/closing structure. In the present embodiment, the separation parts 151 and 251 are provided to be foldable to the outside of the sub-accommodating space Ss. Through this, the fabric can be drawn into the sub accommodating space Ss or the fabric can be withdrawn from the sub accommodating space Ss, and the sub accommodating space Ss can be opened only when the doors 110 and 210 are opened. It can improve user safety.

The separation units 151 and 251 include separation units 151b and 251b for opening and closing that are operably provided to open and close the sub accommodation space Ss. The opening/closing separation parts 151b and 251b may be rotatably provided to the outside of the sub-accommodating space Ss for opening and closing.

The separation parts 151 and 251 include the fixing separation parts 151a and 251a that the opening/closing separation parts 151b and 251b support so as to be operable to open and close. The fixing separation parts 151a and 251a may be supported by the doors 110 and 210 , and the opening/closing separation parts 151b and 251b may be supported by the fixing separation parts 151a and 251a. Half of the separation parts 151 and 251 are fixed separation parts 151a and 251a, and the other half are separation parts 151b and 251b for opening and closing.

The sub accommodating parts 150 and 250 include hinge parts 152 and 252 that support the opening and closing separation parts 151b and 251b to be rotatable for opening and closing the sub accommodating space Ss. The hinge parts 152 and 252 are fixed to the fixing separation parts 151a and 251a. The opening/closing separation units 151b and 251b may rotate for opening and closing the sub accommodation space Ss using the hinge units 152 and 252 as a rotation axis. The hinge parts 152 and 252 are disposed in the middle of the separation parts 151 and 251 . The hinge portions 152 and 252 are disposed on the boundary between the fixing separation portions 151a and 251a and the opening and closing separation portions 151b and 251b. The extension direction of the rotation shaft of the hinge parts 152 and 252 is perpendicular to the front-rear direction.

The sub accommodating parts 150 and 250 include locking modules 153 and 253 for locking the opening and closing separation parts 151b and 251b in the closed state of the sub accommodating space Ss. The locking modules 153 and 253 are provided to enable locking and unlocking operations.

The laundry treatment apparatuses 100 and 200 include humidity sensors 60 and 70 for detecting the dryness of the received fabric. The humidity sensors 60 and 70 may include electrode sensors 60 and 70 using a resistance value that varies depending on the amount of moisture in the fabric.

The level of dryness of the fabric may be detected using the electrode sensors 60 and 70 . The electrode sensors 60 and 70 have an anode exposed to the receiving space of the fabric. The anodes of the electrode sensors 60 and 70 include first electrode portions 61 and 71 and second electrode portions 62 and 72 . When the poles of the electrode sensors 60 and 70 are connected by the fabric, electricity flows between the poles, through which the resistance value of the fabric can be measured. This takes advantage of the property that the more moisture in the fabric, the smaller the resistance value of the fabric.

The humidity sensors 60 and 70 may include a main humidity sensor 60 for detecting the dryness of the fabric inside the main accommodation space Sm. The main humidity sensor 60 is disposed on the front supporter 27 . The main humidity sensor 60 is provided in the main accommodating part 23 . The main humidity sensor 60 may include a main electrode sensor 60 . The main electrode sensor 60 includes a first electrode portion 61 and a second electrode portion 62 exposed into the main accommodation space Sm. Referring to FIG. 4 , the main electrode sensor 60 may be disposed below the main accommodation space Sm. The main electrode sensor 60 is disposed at the front lower end of the main accommodation space Sm. The main electrode sensor 60 is disposed below the exhaust port 55h. The main electrode sensor 60 is disposed below the inlet 11a. The first pole portion 61 and the second pole portion 62 are elongated in the left and right directions.

The humidity sensors 60 and 70 include a sub-humidity sensor 70 that detects the dryness of the fabric inside the sub-accommodating space Ss. The sub humidity sensor 70 is disposed on the doors 110 and 210 . The sub humidity sensor 70 is provided in the sub accommodation units 150 and 250 . The sub-humidity sensor 70 may include a sub-electrode sensor 70 . The sub-electrode sensor 70 includes a first electrode portion 71 and a second electrode portion 72 exposed into the sub-accommodating space Ss. 4, 8, and 11 , the sub-electrode sensor 70 may be disposed below the sub-accommodating space Ss. The sub-electrode sensor 70 is disposed at the lower end of the front side of the sub-accommodating space Ss. The sub-electrode sensor 70 is disposed on the inner surface of the doors 110 and 210 . The sub-electrode sensor 70 is disposed under the arrangement parts 113 and 213 . The first pole portion 71 and the second pole portion 72 are elongated in the left and right directions. Through this, it is possible to separately detect the degree of drying of the fabric in the sub-accommodating parts 150 and 250, thereby preventing overdrying of the fabric in the sub-accommodating parts 150 and 250, and storing a small amount of fabric in the bulky main accommodating space. (Sm), it is difficult to detect the dryness level, whereas when it is placed in the sub-accommodating space (Ss) with a small volume, it has the effect of accurately detecting the dryness level.

Hereinafter, the laundry treatment apparatus 100 according to the first embodiment will be described in detail with reference to FIGS. 1 and 6 to 8 .

The receiving groove of the door 110 is formed in the arrangement part 113 . The rear surface of the arrangement part 113 and the front surface of the separation part 151 partition the sub-accommodating space Ss. The rear surface of the arrangement part 113 is in direct contact with the fabric in the sub-accommodating space (Ss).

The separation unit 151 is directly fixed to the door 110 . At least a portion of an edge of the separation unit 151 is fixed to the door 110 .

The fixing part 151a is fixedly coupled to the door 110 . The fixing part 151a is a lower part of the separating part 151 . A portion of the edge of the fixing separation unit 151a except for the boundary with the opening/closing separation unit 151b is fixed to the door 110 .

The opening/closing separation unit 151b is rotatably coupled to the fixing separation unit 151a by a hinge unit 152 . The opening/closing separation unit 151b is an upper portion of the separation unit 151 .

The rotation axis of the hinge part 152 extends in the left and right directions.

The engaging module 153 includes a hook 151b1 provided in any one of the opening/closing separation unit 151b and the arrangement unit 113 and a lock 113b1 provided in the other one. The hook 151b1 is caught by the lock 113b1 to maintain the closed state of the opening/closing separation unit 151b. In this embodiment, the hook (151b1) is formed to protrude from the upper end of the opening and closing separation (151b). The lock 113b1 is formed in a shape engaged with the hook 151b1 at the upper end of the arrangement 113 .

Hereinafter, the laundry treatment apparatus 200 according to the second embodiment will be described in detail with reference to FIGS. 2 and 9 to 11 .

The receiving groove of the door 210 is formed in the arrangement 213 . A support part 255 of the sub-accommodating part 250 is disposed on the rear side of the arrangement part 213 . The rear surface of the support part 255 and the front surface of the separation part 251 partition the sub-accommodating space Ss.

The sub-accommodating part 250 is rotatably coupled to the door 210 . Through this, it is possible to enable a tumbling operation during the drying cycle of the cloth in the sub-accommodating space Ss. The sub-accommodating part 250 is rotatably provided about a horizontal rotation axis. The rotational axis of the sub-accommodating part 250 may be disposed on a substantially same straight line as the rotational axis of the main receiving part 23 .

The laundry treatment apparatus 200 includes a shaft 230 that provides a rotation shaft to the sub-accommodating unit 250 . The shaft 230 provides a rotation axis to the support 255 . The shaft 230 is coupled to the door 210 . When the door 110 is described based on the closed state of the inlet 11a, the shaft 230 extends in the front-rear direction, the front end of the shaft 230 is connected to the door 210, and the rear end of the shaft 230 is connected to the sub-accommodating part 250 . Specifically, the rear end of the shaft 230 is connected to the support 255 . Although not shown, as another embodiment, instead of the shaft 230, a ring-shaped slider is disposed on the front part of the sub-accommodating part, and the arrangement part is used to guide the rotational movement of the ring-shaped slider. A ring-shaped guide can be provided.

The separation part 251 is fixed to the support part 255 . The support 255 is rotatably coupled to the door 210 . At least a portion of an edge of the separation unit 151 is fixed to the support unit 255 .

The fixing part 251a is rotatably provided with respect to the door 210 . The fixing part 251a is fixedly coupled to the support part 255 . A portion of the edge of the fixing separation unit 251a except for the boundary with the opening/closing separation unit 251b is fixed to the support unit 255 .

The opening/closing separation unit 251b is rotatably coupled to the fixing separation unit 251a by a hinge unit 252 .

The hinge part 252 is rotated about the rotation axis of the sub-accommodating part 250 together with the fixing separation part 251a. The extending direction of the hinge part 252 is perpendicular to the front-rear direction.

The humidity sensor 170 is disposed under the arrangement unit 113 .

The engaging module 253 includes a hook 251b1 provided in any one of the opening/closing separation unit 251b and the support unit 255 and a lock 255b1 provided in the other one. The hook 251b1 is caught by the lock 255b1 to maintain the closed state of the opening/closing separation unit 251b. In this embodiment, the hook 251b1 is formed to protrude from one side of the opening/closing separation part 251b. The lock 255b1 is formed in a shape engaged with the hook 251b1 at one side of the support part 255 .

The sub-accommodating part 250 includes a support part 255 to which the separating part 251 is fixed. The support part 255 forms a sub-accommodating space Ss together with the separation part 251 . The support 255 is rotatably coupled to the door 210 . The support 255 is connected to the shaft 230 and rotates around the shaft 230 . The separation part 251 is fixed to the edge of the support part 255 . The support part 255 and the separation part 251 are integrally rotated. The support part 255 is inserted into the receiving groove. The front surface of the support part 255 is formed to be convex in the direction of the receiving groove, and the rear surface of the support part 255 is depressed in the front to form the sub-accommodating space Ss.

The humidity sensor 270 is disposed under the arrangement unit 213 . The support part 255 forms an exposure hole 255h along a movement trajectory of the exposed parts 71 and 72 of the humidity sensor 270 relative to the support part 255 . The exposure hole 255h is formed in an annular shape. The exposure hole 255h is formed to penetrate the support part 255 in the front-rear direction. Through this, the exposed portions 71 and 72 of the humidity sensor 270 may contact the fabric in the sub accommodation space Ss, and the exposed portions 71 and 72 of the humidity sensor 270 and the exposed holes ( 255h) is engaged to allow the rotation of the sub-accommodating part 250 to be stably guided.

The support 255 includes a rotation shaft connector 255a connected to the shaft 230 . The rotation shaft connector 255a is formed in a circular shape when viewed from the rear side. The rotation shaft connector 255a may form a curved surface along the surface of the receiving groove. A shaft 230 is connected to the central portion of the rotation shaft connector 255a. The rotation shaft connector 255a is a plate body having a thickness in the front-rear direction. The outer peripheral side edge of the rotation shaft connector 255a forms the inner peripheral side boundary of the exposed hole 255h.

The support part 255 includes a separation part connector 255b to which the separation part 251 is fixed. The separator connector 255b is formed in a ring shape. The separator connector 255b may form a curved surface along the surface of the receiving groove. The separating part 251 is fixed to the outer peripheral side edge of the separating part connector 255b. The inner peripheral side edge of the separating part connector 255b forms the outer peripheral side boundary of the exposed hole 255h.

The support part 255 includes a bridge 255c connecting the rotation shaft connector 255a and the separation part connector 255b. The bridge 255c transmits the rotational force of the separation part connector 255b to the rotation shaft connector 255a. The separator connector 255b covers a part of the exposed hole 255h.

The bridge 255c is disposed inside the sub accommodation space Ss rather than the exposed portions 71 and 72 of the humidity sensor 270 so as not to interfere with the exposed portions 71 and 72 of the humidity sensor 270 . . The bridge 255c is formed to protrude rearward than the rear surface of the rotation shaft connector 255a. The front surface of the bridge 255c faces the exposure hole 255h. Through this, while the bridge 255c transmits the rotational force, it does not interfere with the relative motion of the humidity sensor 270 with respect to the support 255 .

The sub accommodating part 250 is provided to be rotated by the cloth moving in the main accommodating space Sm when the main accommodating part 23 rotates. While the main accommodating part 23 is rotated by the motor M, the fabric in the main accommodating space Sm performs a tumbling operation, and provides a rotational force to the carriage sub-accommodating part 250 performing the tumbling operation. Through this, when the motor (M) applies a rotational force only to the main receiving portion 23, the rotational force by the cloth is also transferred to the sub-accommodating portion (250) has an effect. In addition, since the sub accommodating space Ss has a smaller volume than the main accommodating space Sm, the drying process can be sufficiently performed even when rotated at a relatively small rotational speed. By causing the 250 to rotate, the sub-accommodating part 250 rotates at a rotation speed smaller than the rotation speed of the main receiving part 23, and there is an effect that an efficient separation and drying process is performed.

Although not shown, as another embodiment, in addition to the motor M, a driving motor for rotating the sub-accommodating part may be provided. A first gear rotated by the driving motor may be disposed on an edge of the sub-accommodating part, and a ring gear rotating in engagement with the first gear may be fixed to the edge of the sub-accommodating part.

Although not shown, as another embodiment, it is also possible that the sub-accommodating part is provided to be rotated by the lifter 23a. The lifter 23a is rotated integrally with the main accommodating part 23 . An arm is formed in the sub-accommodating part to protrude on the movement trajectory of the lifter 23a, so that when the lifter 23a rotates, the lifter 23a pushes the arm, and the sub-accommodating part together with the arm It may be provided to rotate.

The sub accommodating part 250 includes a blade 257 protruding from the separation part 251 toward the inside of the main accommodating space Sm. The carriage blade 257 tumbled in the main accommodation space Sm is rotated, and accordingly, the sub accommodation part 250 is rotated.

The blade 257 extends in a direction away from the axis of rotation of the main accommodating part 23 . The blade 257 extends in a direction away from the rotation axis of the sub-accommodating part 250 . Through this, the rotational force due to the fabric rotating in the main accommodating part 23 can be efficiently transmitted to the sub accommodating part 250 .

The blade 257 is a rib protruding from the separating portion 251 . The blade 257 is formed in a plate shape having a thickness in the rotation direction of the sub-accommodating part 250 .

The blade 257 forms a surface recessed in the rotational direction of the main accommodating part 23 . During the drying process, the main receiving part 23 may be preset to rotate in only one direction (first direction) of a clockwise direction and a counterclockwise direction, and the blade 257 forms a surface recessed in the first direction. can do. Through this, the fabric moving in a specific direction (the first direction) in the main accommodating space Sm is more easily caught by the blade 257, so that the rotational force of the fabric can be efficiently transmitted to the sub accommodating part 250 . .

A plurality of blades 257a and 267b may be provided. The plurality of blades 257a and 267b extend in a direction away from the axis of rotation of the main accommodating part 23 . The plurality of blades 257a and 267b respectively form a recessed surface in the rotational direction of the main accommodating part 23 . In this embodiment, the blade 257 includes a first blade 257a and a second blade 257b. The first blade 257a and the second blade 257b are disposed opposite to each other about the rotation axis of the sub-accommodating part 250 . When the first blade 257a and the second blade 257b are viewed from the rear, respectively, the first blade 257a and the second blade 257b are formed in a wavy shape as a whole. The first blade 257a and the second blade 257b are spaced apart from each other. A boundary between the fixing separation part 251a and the opening/closing separation part 251b is disposed between the first blade 257a and the second blade 257b.

The first blade 257a protrudes backward from the fixing separation part 251a and extends in a direction perpendicular to the rotation axis of the sub-accommodating part 250 . The first blade 257a forms a surface recessed in the first direction.

The second blade 257b protrudes rearward from the opening/closing separation unit 251b and extends in a direction perpendicular to the rotation axis of the sub-accommodating unit 250 . The second blade 257b forms a surface recessed in the first direction.

100, 200: laundry treatment device 1: main body
10: casing 23: main receiving part
23a: lifter 24: roller
27: front supporter 28: rear supporter
40: air flow passage 41: supply air duct
43: exhaust duct 51: fan
53: heater 55: filter
60: main humidity sensor 70: sub humidity sensor
M: motor 110, 210: door
111, 211: door frame 113, 213: arrangement part
116, 216: sealer 150, 250: sub receiving part
151, 251: separation part 151a, 251a: separation part for fixing
151b, 251b: separation part for opening and closing 151h, 251h: a plurality of through holes
152, 252: hinge part 153, 253: locking module
230: shaft 255: support
255h: exposed hole 255a: rotary shaft connector
255b: connector connector 255c: bridge
257 : Blade
Sm : Main accommodating space Ss : Sub accommodating space

Claims (18)

In the laundry treatment device for drying the fabric,
a casing forming an inlet;
a main accommodating part disposed inside the casing and forming a main accommodating space connected to the inlet;
a door for opening and closing the inlet; and
Laundry treatment apparatus including a sub-accommodating part disposed on the door, forming a sub-accommodating space, and configured to be rotated by a cloth moving in the main accommodating space when the main accommodating part is rotated. The method of claim 1,
The sub accommodating part includes a separation part separating the main accommodating space and the sub accommodating space from each other,
The separation unit includes an opening/closing separation unit operably provided to open and close the sub accommodating space, and the door is formed to protrude into the main accommodating space in a state in which the inlet is closed. The method of claim 1,
The door is
Is rotatably coupled to the casing, forming a receiving groove facing the inlet,
Laundry processing apparatus in which the sub-accommodating part is disposed in the receiving groove.
3. The method of claim 2,
The separation unit is a laundry treatment device provided to be foldable to the outside of the sub-accommodating space. 3. The method of claim 2,
The separation unit,
Laundry treatment apparatus including a fixing separation part for supporting the opening and closing separation part. The method of claim 1,
Laundry treatment apparatus including a humidity sensor disposed on the door and detecting the dryness of the fabric inside the sub-accommodating space. delete delete 3. The method of claim 2,
The sub-accommodating part,
Laundry treatment apparatus including a blade protruding toward the inside of the main accommodation space from the separation unit. 10. The method of claim 9,
The main receiving part is provided rotatably about a horizontal rotation axis,
The sub-accommodating part is a laundry treatment device that is rotatably provided about a horizontal rotation axis. 10. The method of claim 9,
The blade is
A laundry treatment device extending in a direction away from the rotation axis of the main receiving unit. 10. The method of claim 9,
The blade is
Laundry treatment device for forming a surface recessed in the rotational direction of the main receiving portion. The method of claim 1,
and a shaft coupled to the door and providing a rotation shaft to the sub-accommodating part. 3. The method of claim 2,
The sub-accommodating part,
and a support part on which the separation part is fixed, the sub-accommodating space is formed together with the separation part, and a support part is rotatably coupled to the door. 15. The method of claim 14,
and a humidity sensor disposed on the door and including a portion exposed into the sub-accommodating space,
The support portion, the laundry treatment apparatus for forming an exposure hole along a movement trajectory of the exposed portion of the humidity sensor relative to the support portion. 16. The method of claim 15,
a shaft coupled to the door and providing a rotating shaft to the support;
The support part,
a rotary shaft connector connected to the shaft;
a separation part connector to which the separation part is fixed; and
and a bridge connecting between the rotation shaft connector and the separator connector and covering a part of the exposed hole. 17. The method of claim 16,
The bridge is
Laundry treatment device disposed inside the sub-accommodating space than the exposed portion of the humidity sensor so as not to interfere with the exposed portion of the humidity sensor. delete

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