KR20200131118A - Refrigerator - Google Patents

Abstract

The present invention relates to a refrigerator. The refrigerator according to an aspect of the present invention comprises: an ice maker generating ice; an ice bin receiving the ice generated by the ice maker and having a rotary blade capable of rotating to discharge the ice; and a motor generating power to rotate the rotary blade. The ice bin includes: a connection plate including gear teeth and joined coaxially with a rotary shaft of the rotary blade; a sticking preventing unit arranged at one side of the connection plate and spaced from the connection plate; and a power transmission gear engaged with the connection plate and the sticking preventing unit. The sticking preventing unit includes a sticking preventing gear engaged with the power transmission gear and a sticking preventing bar extended into the ice bin from a front surface of the sticking preventing gear. According to the present invention, torque of the sticking preventing unit can be increased to improve a sticking preventing performance.

Description

Refrigerator {Refrigerator}

This specification relates to a refrigerator.

In general, refrigerators are devices for storing food in a low-temperature state by low-temperature air.

The refrigerator may include a cabinet in which a storage compartment is formed, and a refrigerator door that opens and closes the storage compartment. The storage compartment may include a refrigerating compartment and a freezing compartment, and the refrigerator door may include a refrigerating compartment door for opening and closing the refrigerating compartment and a freezing compartment door for opening and closing the freezing compartment. Depending on the type of refrigerator, the storage compartment may include only a freezing compartment or a refrigerator compartment.

The refrigerator may further include an ice making assembly configured to generate and store ice using cold air. The ice making assembly may include an ice maker that generates ice, and an ice bin in which ice separated from the ice maker is stored.

When a dispenser for extracting ice is provided in the refrigerator door, the ice making assembly may further include a motor assembly for crushing ice in the ice bin or driving a blade for discharging ice.

A refrigerator is disclosed in Korean Patent Publication No. 10-1658553, which is a prior document.

The refrigerator of the prior literature includes an ice storage box, an ice discharge member for discharging ice from the ice storage box, and an ice discharging member disposed above the ice discharging member and interlocking with the rotation of the ice discharging member to release the agglomeration of ice. .

The agglomeration releasing member is, in the process of taking out each ice, when ice is entangled in the ice bin, the ice is spread over the rotating blade, or the ice is hung on the rotating blade and the wall of the ice bin, the rotating blade is not rotated normally. It can solve the problem that ice cannot be taken out.

However, in the case of the prior literature, since the agglomeration releasing member disposed on the upper side to interlock with the rotation of the ice discharging member is formed to protrude to the front of the ice storage box, the storage space for ice is reduced, and The zone is formed, and there is a problem that agglomeration of ice can still occur.

An object of the present invention is to provide a refrigerator in which ice storage space is prevented from being reduced by a configuration for preventing ice clumping while preventing ice clumping during ice storage.

In addition, an object of the present invention is to provide a refrigerator in which the agglomeration release performance is improved by increasing the torque of the agglomeration release unit.

The refrigerator of the present invention for solving the above problems includes an ice bin for storing ice generated by an ice maker, and includes a decongestion unit for preventing ice from agglomeration and agglomeration inside the ice bin.

In this embodiment, the ice bin includes a gear tooth, and includes a connecting plate coupled to the same axis as a rotation axis of a rotating blade for discharging ice, and a power transmission gear engaged with the connecting plate and the agglomeration release part. .

In addition, in the present embodiment, the agglomeration release portion is disposed to be spaced apart from the connection plate on one side of the connection plate.

In addition, in the present embodiment, the agglomeration releasing unit includes a congestion releasing gear meshing with the power transmission gear, and a congestion releasing bar extending from the front surface of the agglomeration releasing gear to the inside of the ice bin.

In addition, in this embodiment, a radius of the power transmission gear may be smaller than a radius of the agglomeration release gear or a radius of the connection plate.

In addition, in this embodiment, the rotation center of the power transmission gear may be located higher than the rotation center of the connection plate, and may be located lower than the rotation center of the agglomeration gear.

In addition, in the present embodiment, the rotation center of the power transmission gear may be positioned to be spaced apart from a line connecting the rotation center of the connection plate and the rotation center of the agglomeration gear.

In addition, in this embodiment, the distance from the front wall of the ice bin to the decongestion gear is greater than the distance from the front wall of the ice bin to the connection plate or from the front wall of the ice bin to the power transmission gear. It is formed elongated and can prevent the phenomenon of ice agglomeration due to protrusion.

In addition, in the present embodiment, a part of the front direction of the power transmission gear may be engaged with the connection plate, and a part of the rear direction of the power transmission gear may be engaged with the agglomeration release gear.

In addition, in this embodiment, the power transmission gear may be a second gear, the gear disposed on the front side of the power transmission gear meshes with the connection plate, and the gear disposed on the rear side of the power transmission gear is entangled. It can be engaged with the release gear.

According to the proposed invention, there is an advantage in that the storage space is prevented from being reduced by a configuration for preventing ice agglomeration while preventing the occurrence of ice clumping during ice storage.

Further, according to the present invention, the agglomeration release performance may be improved by increasing the torque of the agglomeration release unit.

1 is a perspective view of a refrigerator according to an embodiment of the present invention.
2 is a perspective view of a partially opened door according to an embodiment of the present invention.
3 is a perspective view of a refrigerating compartment door with an ice-making compartment door open according to an embodiment of the present invention.
4 is a perspective view of a refrigerating compartment door with an ice-making assembly removed from the ice-making compartment according to an embodiment of the present invention.
5 is a view showing a state in which the ice bin is separated from the support mechanism according to an embodiment of the present invention.
6 is a view showing a state in which the motor assembly is coupled to the rear side of the support mechanism.
7 is a perspective view of an ice bean according to an embodiment of the present invention.
8 is a plan view of an ice bean according to an embodiment of the present invention.
9 is an interior view of an ice bin according to an embodiment of the present invention.
10 is an exploded perspective view of an ice bean according to an embodiment of the present invention.
11 is an exploded perspective view of a movable part of an ice bean according to an embodiment of the present invention.

Hereinafter, some embodiments of the present invention will be described in detail through exemplary drawings. In adding reference numerals to elements of each drawing, it should be noted that the same elements are assigned the same numerals as possible even if they are indicated on different drawings. In addition, in describing an embodiment of the present invention, if it is determined that a detailed description of a related known configuration or function interferes with the understanding of the embodiment of the present invention, the detailed description thereof will be omitted.

In addition, in describing the constituent elements of the embodiment of the present invention, terms such as first, second, A, B, (a), (b) may be used. These terms are only used to distinguish the component from other components, and the nature, order, or order of the component is not limited by the term. When a component is described as being "connected", "coupled" or "connected" to another component, that component may be directly connected or connected to that other component, but another component between each component It should be understood that may be “connected”, “coupled” or “connected”.

1 is a perspective view of a refrigerator according to an exemplary embodiment of the present invention, and FIG. 2 is a perspective view illustrating a state in which some of the doors according to the exemplary embodiment are opened.

Referring to FIGS. 1 and 2, a refrigerator 1 according to an exemplary embodiment of the present invention includes a cabinet 10 forming an external shape, and a refrigerator door 11 movably connected to the cabinet 10. 14) may be included.

A storage chamber for storing food may be formed inside the cabinet 10. The storage compartment may include a refrigerating compartment 102 and a freezing compartment 104 positioned below the refrigerating compartment 102.

In this embodiment, as an example, a bottom freeze type refrigerator in which the refrigerating compartment is disposed above the freezing compartment will be described, but the idea of this embodiment is a refrigerator of a type in which the refrigerating compartment is disposed below the freezing compartment, or only a freezer compartment. It should be noted that it can be applied to a refrigerator including a refrigerator or a refrigerator of a type in which a freezer compartment and a refrigerator compartment are arranged left and right.

The refrigerator doors 11 and 14 may include a refrigerating compartment door 11 for opening and closing the refrigerating compartment 102 and a freezing compartment door 14 for opening and closing the freezing compartment 104.

The refrigerating compartment door 11 may include a plurality of doors 12 and 13 disposed left and right. The plurality of doors 12 and 13 may include a first refrigerating compartment door 12 and a second refrigerating compartment door 13 disposed on the right side of the first refrigerating compartment door 12. The first refrigerating compartment door 12 and the second refrigerating compartment door 13 may move independently.

The freezing compartment door 14 may include a plurality of doors 15 and 16 disposed vertically.

The plurality of doors 15 and 16 may include a first freezing compartment door 15 and a second freezing compartment door 16 positioned below the first freezing compartment door 15.

The first and second refrigerator compartment doors 12 and 13 may rotate, or the first and second freezing compartment doors 15 and 16 may slide.

As another example, the first freezing compartment door 15 and the second freezing compartment door 16 may be disposed to the left and right to rotate, respectively.

Meanwhile, a dispenser 17 for dispensing water and/or ice may be provided at one of the first and second refrigerating compartment doors. In FIG. 1, for example, it is shown that the dispenser 17 is provided in the first refrigerating compartment door 12. Alternatively, the dispenser 17 may be provided on the freezing compartment doors 15 and 16.

In addition, an ice making assembly (to be described later) for generating and storing ice may be provided at one of the first and second refrigerating compartment doors. Alternatively, the ice making assembly may be provided in the freezing chamber 104.

In this embodiment, the dispenser 17 and the ice making assembly may be provided in the first refrigerating compartment door 12 or the second refrigerating compartment door 13. Accordingly, hereinafter, the dispenser 17 and the ice making assembly will be described as being disposed in the refrigerating compartment door 11 collectively referred to as the first refrigerating compartment door 12 and the second refrigerating compartment door 13.

The refrigerating compartment door 11 may be provided with an input unit 18 for selecting the type of ice to be taken out. In addition, the dispenser 17 may include an operation pad 19 operated by a user to take out water or ice. Alternatively, a button or a touch panel may be provided to input a command to take out water or ice.

3 is a perspective view of the refrigerating compartment door with the ice-making compartment door open according to an embodiment of the present invention, and FIG. 4 is a perspective view of the refrigerating compartment door with the ice-making assembly removed from the ice-making compartment according to an embodiment of the present invention to be.

1 to 4, the refrigerating compartment door 11 may include an outer case 111 and a door liner 112 coupled to the outer case 111. The door liner 112 may form a rear surface of the refrigerating compartment door 11.

The door liner 112 may form the ice making chamber 120. An ice making assembly 200 for generating and storing ice is disposed in the ice making room 120. In addition, the ice making room 120 may be opened and closed by the ice making room door 130. The ice-making compartment door 130 may be rotatably connected to the door liner 112 by a hinge 139.

In addition, the ice-making compartment door 130 may be provided with a handle 140 for being coupled to the door liner 112 in a state in which the ice-making compartment door 130 is closed. .

A handle coupling portion 128 to which a portion of the handle 140 is coupled may be formed on the door liner 112. The handle coupling part 128 may accommodate a part of the handle 140.

The cabinet 10 includes a main body supply duct 106 for supplying cold air to the ice making room 120 and a main body recovery duct 108 for recovering cool air from the ice making room 120. I can. The main body supply duct 106 and the main body recovery duct 108 may communicate with a space in which an evaporator (not shown) is located.

The refrigerating compartment door 11 includes a door supply duct 122 for supplying cold air from the main body supply duct 106 to the ice-making compartment, and recovering the cold air from the ice making compartment 120 to the main body recovery duct 108. A door return duct 124 may be included.

The door supply duct 122 and the door recovery duct 124 extend from the outer wall 113 of the door liner 110 to the inner wall 114 forming the ice making chamber 120.

The door supply duct 122 and the door recovery duct 124 are arranged in a vertical direction, and the door supply duct 122 is arranged above the door recovery duct 124. However, in this embodiment, it should be noted that there is no limit to the positions of the door supply duct 122 and the door recovery duct 124.

And, in a state in which the refrigerating compartment door 11 closes the refrigerating compartment 102, the door supply duct 122 is aligned with and communicated with the body supply duct 106, and the door recovery duct 124 is It is aligned with and communicates with the recovery duct 108.

In addition, the ice making chamber 200 is provided with a cold air duct 290 for guiding the cold air flowing through the door supply duct 122 to the ice making assembly 200.

A flow path through which cold air can flow is formed in the cold air duct 290, and the cold air flowing through the cold air duct 290 is finally supplied to the ice making assembly 200. Since the cold air can be concentrated toward the ice making assembly 200 by the cold air duct 290, it is possible to rapidly generate ice.

An opening 127 through which ice is discharged is formed under the inner wall 114 of the door liner 112 forming the ice making chamber 120. In addition, an ice duct 150 communicating with the opening 127 may be disposed below the ice making room 120.

5 is a view showing a state in which the ice bin is separated from the support mechanism according to an embodiment of the present invention, and FIG. 6 is a view showing a state in which the motor assembly is coupled to the rear side of the support mechanism.

5 and 6, the ice making assembly 200 according to an embodiment of the present invention includes an ice maker 210 defining a space in which ice is generated and supporting the generated ice. I can.

The ice making assembly 200 includes a drive source 220 that provides power to automatically rotate the ice maker 210 to separate ice from the ice maker 210, and the power of the drive source 220 It may further include a power transmission box 224 transmitted to the ice maker 210.

When water is supplied to the ice maker 210, the ice making assembly 200 includes a cover 230 that covers the ice maker 210 to prevent water from overflowing, and is supplied from the water supply pipe 126. It may further include a water guide unit 240 for guiding the resulting water to the ice maker 210.

The ice making assembly 200 includes a support mechanism 250 provided with a seating portion 215 on which the ice maker 210 is mounted, and an ice bin for storing ice separated from the ice maker 210 : 300) and a motor assembly (700) connected to the ice bin 300 may be further included.

The support mechanism 250 may include a first support portion 252 and a second support portion 260 coupled to the first support portion 252. Alternatively, the first support 252 and the second support 260 may be integrally formed.

The first support part 252 may be seated in the ice making room 120. The motor assembly 700 is mounted on the first support part 252. In this case, the motor assembly 700 may be coupled to the rear side of the support mechanism 250.

On the other hand, the ice bin 300 may be seated on the bottom surface of the first support part 252 in front of the support mechanism 250. That is, the first support part 252 may support the ice bean 300.

In order to transmit the power of the motor assembly 700 to the ice bin 300, a connection member 770 in front of the support mechanism 250 may be connected to the motor assembly 700. Then, the connection member 770 may be connected to the ice bin 300 while the ice bin 300 is supported in front of the support mechanism 250.

An ice opening 253 through which ice discharged from the ice bin 300 passes may be formed on a bottom surface of the first support part 252.

When the ice bin 300 is seated on the first support part 252, the motor assembly 700 is connected to the ice bin 300 by the connection member 770. In this embodiment, the state in which the ice bin 300 is seated on the first support part 252 may mean a state in which the ice bin 300 is accommodated in the ice making room 120.

The seating portion 215 on which the ice maker 210 is seated may be formed on the second support portion 260.

A rotation shaft 212 is provided on one side of the ice maker 210, and the rotation shaft 212 is rotatably connected to the seating portion 215. An extension (not shown) extending from the power transmission box 224 is connected to the other side of the ice maker 210.

The ice detector 270 may be installed on the second support 260 at a position spaced apart from the ice maker 210. In addition, the ice detector 270 is located below the ice maker 210.

The full ice detector 270 includes a transmitting unit 271 for transmitting a signal, and a receiving unit 272 spaced apart from the transmitting unit 271 and receiving a signal from the transmitting unit 271. The transmitting unit 271 and the receiving unit 272 are located in the inner space of the ice bin 300 while the ice bin 300 is seated on the first support part 252.

7 is a perspective view of an ice bean according to an embodiment of the present invention.

Referring to FIG. 7, the ice bin 300 has an opening 310 formed on the upper side. The ice bin 300 includes a front wall 311, a rear wall 312, and both side walls 313.

An inclined guide surface 320 is provided inside the ice bin 300 to support stored ice and guide the stored ice to slide downward by its own weight.

An ice storage space 315 in which ice is stored is formed by the front wall 311, the rear wall 312, both side walls 313, and the inclined guide surface 320.

The inclined guide surface 320 may include a first inclined guide surface 321 and a second inclined guide surface 322. The first inclined guide surface 321 is inclined downward from one of the side walls 313 toward the center, and the second inclined guide surface 322 is inclined downward from the other of the side walls 313 toward the center. I can lose.

For example, the heights of the first inclined guide surface 321 and the second inclined guide surface 322 may be different.

In detail, an opening/closing member 600 to be described later may be coupled to the second inclined guide surface 322. In addition, correspondingly, the first inclined guide surface 321 may be positioned higher than the second inclined guide surface 322 from the discharge unit 500 to be described later.

A movable part 400 is provided between the first inclined guide surface 321 and the second inclined guide surface 322 for discharging the ice contained in the ice bin 300 to the outside of the ice bin 300 Can be. That is, the first inclined guide surface 321 and the second inclined guide surface 322 may be positioned on the left and right of the movable part 400.

The movable part 400 may include a plurality of rotating blades 410 for easy discharge of ice. In addition, the plurality of rotating blades 410 are disposed to be spaced apart, and a space part 411 is formed between the adjacent two rotating blades 410.

The ice placed on the first inclined guide surface 321 and the second inclined guide surface 322 moves toward the movable part 400 by its own weight, and then is discharged to the outside by the operation of the movable part 400.

A discharge unit 500 including an outlet 510 through which ice is discharged may be provided between the first inclined guide surface 321 and the second inclined guide surface 322. In addition, the movable part 400 may be rotatably provided on the discharge part 500.

The movable part 400 may be rotated in both directions by the motor assembly 700.

For example, in order to discharge each ice (uncrushed ice) from the discharge part 500, the movable part 400 may be rotated in a first direction.

On the other hand, in order to discharge the pieces of ice from the discharge part 500, the movable part 400 may be rotated in a second direction opposite to the first direction.

When the movable part 400 rotates in the first direction on one lower side of the movable part 400, that is, one side of the discharge part 500, the ice is crushed together with the rotating blade 410 of the movable part 400. A plurality of fixed blades 480 for may be provided.

The plurality of fixed blades 480 are disposed to be spaced apart from each other, and the rotating blade 410 passes through a space between the plurality of fixed blades 480.

In a state where ice is sandwiched between the fixed blade 480 and the rotating blade 410, when the rotating blade 410 rotates and presses the ice, the ice is crushed and the piece of ice is discharged from the discharge unit 500. I can.

In addition, the movable part 400 may further include a connection plate (refer to 428 of FIG. 10) for transmitting the rotation of the movable part 400 to a power transmission gear 840 to be described later.

For example, the connection plate 428 is connected to the same axis as the rotation axis of the rotation blade 410 and the fixed blade 480, and includes a gear formed along an outer circumferential surface thereof, and a gear of the power transmission gear 840 It can be engaged with this.

As another example, the movable part 400 may include a separate gear meshable with a gear of the power transmission gear 840.

Meanwhile, when the movable part 400 rotates in the second direction on the other lower side of the movable part 400, that is, the other side of the discharge part 500, the discharge port 510 and the discharge port 510 so that each ice can be discharged. An opening/closing member 600 for selectively communicating the ice storage space 315 may be provided.

An operation limiting part 650 is provided below the opening and closing member 600 to limit an operation range of the opening and closing member 600 to prevent excessive discharge of ice in each ice state.

The discharge part 500 is provided with a discharge guide wall 520 formed in a shape corresponding to the rotation trajectory of the rotation blade 410. The fixed blade 480 is mounted under the discharge guide wall 520.

The discharge guide wall 500 prevents crushed ice cubes from remaining in the discharge part 500. In order to prevent congestion due to ice being caught between the rotating blade 410 and the front wall 311 of the ice bin 300, the rotating blade ( An ice jam prevention part 330 protruding toward 410 may be provided.

8 is a plan view of an ice bean according to an embodiment of the present invention, and FIG. 9 is a view inside the ice bean according to an embodiment of the present invention.

Referring to FIGS. 7 to 9, the ice bin 300 is provided with a decongestion part 800 for preventing the ice from being agglomerated by stirring the ice stored therein.

The agglomeration release part 800 may be interlocked with the rotation of the connection plate 428 of the movable part 400. The agglomeration release part 800 may be located above the movable part 400.

The agglomeration releasing part 800 includes a congestion releasing gear 820 that is spaced apart from one side of the connection plate 428.

The coagulation release gear 820 receives the rotation of the connection plate 428 through a power transmission gear 840 to be described later, and thus can rotate in the same direction as the rotation of the movable part 400.

For example, the agglomeration release gear 820 may include a gear tooth 821 on an outer circumferential surface. The coagulation release gear 820 may be, for example, a spur gear.

In addition, the agglomeration release part 800 further includes an agglomeration release bar 830 that is coupled to the front surface of the agglomeration release gear 820 to stir ice.

The agglomeration release bar 830 is spaced apart from the rotation center of the agglomeration release gear 820 at the front surface of the agglomeration release gear 820 and is coupled, so that a range for preventing agglomeration of ice may be wider.

The agglomeration release bar 830 extends from the agglomeration release gear 820 toward the front wall 311 and may be bent one or more times.

Specifically, the agglomeration release bar 830 includes a coupling member 831 eccentrically coupled to the agglomeration release gear 820 and one or more reinforcing ribs 832 vertically coupled to the coupling member 831 can do.

In addition, the agglomeration release bar 830 is coupled to the reinforcing rib 832 and extends toward the front wall 311 in a rod-shaped first portion 833 and perpendicular to the first portion 833. It may include a second portion 834 that is bent and extended.

For example, the second portion 834 is bent and extended toward the outer peripheral surface of the agglutination release gear 820, and may be shorter than the length of the first portion 833.

In detail, the length of the decongestion bar 830 is, when the decongestion bar 830 is rotated by the rotation of the decongestion gear 820, the rotation of the movable part 400 and interference with the inclined guide surface 320 It can be formed so that this does not occur.

As another example, the coupling member 831 and the reinforcing rib 832 may be integrally formed with the agglomeration release gear 820, and the agglomeration release bar 830 may be coupled to penetrate the reinforcing rib 832. have.

On the other hand, on the rear wall 312 of the ice bin 300, a gear coupling portion 810 including a wall surrounding the agglomeration release gear 820 around the gear teeth 821 of the agglomeration release gear 820 Can be formed.

As an example, the gear coupling part 810 protrudes from the rear wall 312 in a form in which the center is hollow so that the congestion release gear 820 is coupled to the center.

As another example, the gear coupling portion 810 may be recessed in the rear wall 312 and the decongestion gear 820 may be accommodated in a recessed space.

In addition, the gear coupling portion 810 may be provided with a space formed by cutting some of the walls of the gear coupling portion 810 so that the power transmission gear 840 to be described later is coupled.

In addition, the ice bin 300 is a power transmission gear disposed between the movable part 400 and the agglomeration release gear 820 to transmit the rotational force of the movable part 400 to the agglomeration release gear 820 ( 840).

Specifically, the power transmission gear 840 includes a gear tooth of the connection plate 428 of the movable part 400 along an outer circumferential surface and a gear tooth 841 meshing with the gear tooth of the agglomeration release gear 820 .

For example, the power transmission gear 840 may be smaller than a radius of the connection plate 428 or the agglomeration release gear 820. The power transmission gear 840 may also be a spur gear, for example.

As another example, the power transmission gear 840 may be a second gear coupled with the same rotation axis.

In this case, a gear at the front of the power transmission gear 840 may mesh with a gear of the connection plate 428, and a gear at the rear may mesh with a gear of the agglomeration gear 820.

In addition, the rotation center C3 of the power transmission gear 840 is a line L connecting the rotation center C1 of the connection plate 428 and the rotation center C2 of the agglomeration gear 820 It may be located spaced apart from one side.

In detail, the rotation center C3 of the power transmission gear 840 is the rotation center C1 of the connection plate 428 and the rotation center C2 of the agglomeration gear 820 and the direction A of FIG. 9. It may be spaced apart from the reference and positioned above one of the first and second inclined guide surfaces 321 and 322.

For example, the power transmission gear 840 may be disposed on the side of the second inclined guide surface 322 which has a wider ice storage space since the height of the power transmission gear 840 is positioned lower from the discharge part 500 of the inclined guide surface 320. have.

In addition, the rotation center C3 of the power transmission gear 840 is located at a position higher than the rotation center C1 of the connection plate 428 and lower than the rotation center C2 of the congestion release gear 820. I can.

In addition, in order to transmit the rotational force of the connection plate 428 to the congestion release gear 820, the power transmission gear 840 may protrude further toward the front wall 311 than the congestion release gear 820. have.

The condensation release gear 820 protrudes less toward the front wall 311 than the connection plate 428, and only the power transmission gear 840 smaller in size than the condensation release gear 820 protrudes. It can solve the problem of ice sticking by parts.

An operation for releasing agglomeration of ice through this configuration will be described with reference to FIG. 9.

When the movable part 400 is rotated by the motor assembly 700, the connection plate 428 of the movable part 400 rotates in the first direction, and the power that meshes with the gear of the connection plate 428 The transmission gear 840 rotates in a second direction opposite to the first direction.

When the power transmission gear 840 rotates in the second direction, the agglomeration release gear 820 meshing with the gear teeth 841 of the power transmission gear 840 rotates in the first direction.

When the agglomeration release gear 820 is rotated in the first direction, the agglomeration release bar 830 eccentrically coupled with the agglomeration release gear 820 forms a circle with a radius wider than that of the agglomeration release gear 820. And it rotates. Therefore, it is possible to prevent the ice from being crushed or crushed by clumping together while the ice is being stored.

On the other hand, the distance from the front wall 311 of the ice bin 300 to the decongestion gear 820 and the distance from the front wall 311 of the ice bin 300 to the connection plate 428 are each Different.

For example, a distance from the front wall 311 to the decongestion gear 820 may be longer than a distance from the front wall 311 of the ice bin 300 to the connection plate 428. This is to prevent the agglomeration of ice caused by the protruding of the agglomeration release gear 820.

As another example, the condensation release gear 820 may be adjacent to the rear wall 312 of the ice bin 300 and may be engaged with the power transmission gear 840 from the outside of the ice bin 300.

The gear of the connection plate 428 protruding from the rear wall 312 is meshed with a part of the front direction of the power transmission gear 840, and the gear of the agglomeration release gear 820 is the power transmission gear ( 840) Can engage part of the rear direction of the gear teeth.

In addition, the thickness in a direction perpendicular to the front wall 311 of the power transmission gear 840 is in a direction perpendicular to the front wall 311 of the connection plate 428 and the agglomeration release gear 820. Can be greater than the thickness of

Accordingly, the power transmission gear 840 may stably receive or transmit power even if the connection plate 428 and the congestion release gear 820 have different distances from the front wall 311.

10 is an exploded perspective view of an ice bean according to an embodiment of the present invention.

7 and 10, the plurality of rotation blades 410 are installed on the rotation shaft 420. The rotation shaft 420 passes through the support plate 425 and the connection plate 428 connected to the motor assembly 700. The rotation shaft 420 is disposed in the ice bin 300 in a horizontal direction.

The plurality of rotation blades 410 are disposed to be spaced apart in a direction parallel to the extending direction of the rotation shaft 420.

One side of the plurality of fixed blades 480 is connected to the rotation shaft 420. That is, the rotation shaft 420 passes through the plurality of fixed blades 480. Each of the fixed blades 480 is formed with a through hole 481 through which the rotation shaft 420 passes.

Here, the size of the through hole 481 may be larger than the diameter of the rotation shaft 420 so that the fixed blade 480 does not move while the rotation shaft 420 is rotated.

The plurality of rotation blades 410 and the plurality of fixed blades 480 are alternately disposed in a direction parallel to the extension direction of the rotation shaft 420.

The other side of the plurality of fixed blades 480 is fixed to the lower side of the discharge guide wall 520 as described above. A fixing member 485 is connected to the other side of the plurality of fixing blades 480, and the fixing member 485 may be inserted into a groove 521 formed in the discharge guide wall 520.

Meanwhile, the opening/closing member 600 may be composed of one or more, and may be disposed on the side of the plurality of fixed blades 480.

The opening/closing member 600 is rotatably provided on the discharge part 500 and may be formed of an elastic material or supported by an elastic member 640 such as a spring.

This is to allow the end of the end to move downwards by the pressing action of ice and return to the original position when the pressing action by ice is released.

After the movable part 400, the fixed blade 480, and the opening and closing member 600 are mounted on the ice bin 300, a front plate 311a forming the front wall 311 of the ice bin 300 Can be mounted.

A cover member 318 for preventing the opening/closing member 600 or the fixed blade 480 from being exposed to the outside may be installed under the front of the front plate 311a.

11 is an exploded perspective view of a movable part of an ice bean according to an embodiment of the present invention.

7 to 11, an elastic member 429 in the form of a coil spring for elastically supporting the connection plate 428 may be disposed between the support plate 425 and the connection plate 428.

In a state in which the rotation blade 410, the support plate 425, the connection plate 428, and the elastic member 429 are coupled to the rotation shaft 420, an insertion member 421 at the front end of the rotation shaft 420 Can be inserted.

A connecting member 770 selectively connected to the connecting plate 428 is connected to the motor assembly 700. The connection plate 428 is formed with a protrusion 430 through which the connection member 770 is caught.

When the user accommodates the ice bin 300 in the ice making room 120 and the protrusion 430 and both ends of the connecting member 770 are aligned, the connecting member 770 is 430). In this case, the guide plate 428 moves in the direction of the support plate 425 by the elastic member 429.

Thereafter, when the alignment of both ends of the connecting member 770 and the protrusion 430 is released by the continuous operation of the motor assembly 700, the connecting plate 428 is rearwarded by the elastic member 429. To move, and both ends of the connecting member 770 are caught by the protrusion 430.

Meanwhile, the support plate 425 may be provided with an inclined surface 426 for smoothly moving ice positioned on the side surface of the support plate 425 toward the plurality of rotating blades 410.

1: refrigerator 210: ice maker
300: ice bin 400: moving part
710: motor 820: coagulation release gear
840: power transmission gear

Claims (13)

An ice maker that creates ice;
An ice bin that stores ice generated by the ice maker and has a rotating blade that can be rotated to discharge ice; And
And a motor generating power for rotating the rotating blade,
The ice bean,
A connection plate comprising a gear tooth and coupled to the same axis as the rotation axis of the rotation blade;
A coagulation releasing portion spaced apart from the connection plate at one side of the connection plate; And
Includes; a power transmission gear engaged with the connection plate and the agglomeration release portion,
The agglomeration releasing part, the agglomeration releasing gear engaged with the power transmission gear,
Refrigerator comprising a decongestion bar extending from the front of the decongestion gear to the inside of the ice bin. The method of claim 1,
A refrigerator having a radius of the power transmission gear smaller than a radius of the releasing gear. The method of claim 2,
A refrigerator having a radius of the power transmission gear smaller than a radius of the connecting plate. The method of claim 1,
The rotational center of the power transmission gear is located higher than the rotational center of the connection plate, and the refrigerator is located lower than the rotational center of the coagulation release gear. The method of claim 1,
The rotation center of the power transmission gear is spaced apart from a line connecting the rotation center of the connection plate and the rotation center of the congestion release gear to one side of the refrigerator. The method of claim 1,
A refrigerator having a distance from the front wall of the ice bin to the decongestion gear is longer than a distance from the front wall of the ice bin to the connection plate. The method of claim 6,
A refrigerator having a distance from the front wall of the ice bin to the decongestion gear is longer than a distance from the front wall of the ice bin to the power transmission gear. The method of claim 6,
Part of the front direction of the power transmission gear meshes with the connection plate,
A portion of the rear direction of the power transmission gear is engaged with the decongestion gear. The method of claim 1,
The connecting plate is disposed inside the ice bin adjacent to the rear wall of the ice bin,
The congestion release gear is disposed outside the ice bin adjacent to the rear wall of the ice bin. The method of claim 1,
The power transmission gear is a refrigerator that is a two-stage gear that rotates by being coupled to the same rotation shaft. The method of claim 10,
The gear disposed on the front of the power transmission gear meshes with the connection plate,
The gear disposed on the rear surface of the power transmission gear is a refrigerator that meshes with the releasing gear. The method of claim 1,
The coagulation release bar,
A refrigerator coupled to a position spaced apart from the rotation center of the agglomeration release gear. The method of claim 12,
The coagulation release bar,
A first portion extending into the ice bin perpendicular to the front surface of the agglomeration release gear;
And a second portion bent and extended from the first portion toward an outer circumferential surface of the decongestion gear.

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