KR20230089217A - Ice maker and refrigerator including the same - Google Patents

Abstract

The present invention relates to an ice maker and a refrigerator including the same, and more particularly, to a control box, an ice making tray extending from one side of the control box, a heater part formed on at least one side of the ice making tray, and a heat conducting member coupled to one side of the heater part. including,
The heat conducting member provides an ice maker that directly presses at least one side of the heater unit with a predetermined elastic force or presses at least one side of the heater unit by a separate device.

Description

Ice maker and refrigerator including the same {ICE MAKER AND REFRIGERATOR INCLUDING THE SAME}

The present invention relates to an ice maker and a refrigerator including the same.

In general, a refrigerator is a device that prevents deterioration of food at room temperature by storing food at a low temperature. Recently, a product equipped with an ice maker for a refrigerator that is provided in a refrigerator and provides ice to a user separately from food has been released.

An ice maker for a refrigerator includes an ice making tray having a plurality of ice making grooves for automatically receiving water and making ice of a certain size, and an ice bank provided under the ice making tray to store the ice flaked by an ice shaving motor.

Here, there may be two methods for separating the ice from the ice-making tray. The ice-making tray itself is twisted using the above-described ice-making motor to separate the ice from the ice-making groove, and then the ice at the bottom thereof. A twist type that drops the ice into a bank and an operation of rotating a separate ice ejector after separating the ice from the ice-making groove by applying a predetermined amount of heat to the ice-making using an ice-leaving heater to an ice-making tray equipped with a metal material to make ice It is a type of heater that is pushed to one side of the tray and dropped into the ice bank below it.

In general, since such an ice maker has a structure in which ice is loaded into a container when ice making is completed and taken out and used when necessary, it is necessary to form an airflow of cold air so that the ice in the ice maker is maintained at a certain temperature or less. this is required

Republic of Korea Patent Registration No. 10-0299243 (2001.06.07. Publication date)

The present invention has been made to solve the above technical problems, and by disposing an ice heater adjacent to a cooling pipe of an ice machine to eliminate a temperature deviation due to heat conduction, thereby minimizing condensation occurring in an ice machine. It is an object of the present invention to provide an ice maker having an excellent ice making effect and a refrigerator including the same.

In order to achieve the above object, an embodiment of an ice maker according to the present invention,

control box;

an ice tray extending from one side of the control box;

a heater unit formed on at least one side of the ice tray; and

Including; heat conduction member coupled to one side of the heater unit,

The heat conducting member may directly press at least one side of the heater unit with a predetermined elastic force.

In one embodiment of the ice maker according to the present invention, the heat conducting member may include: a holder part having a shape corresponding to the outer shape of the heater part; and an extension portion extending from the holder portion toward one side.

Here, in one embodiment of the ice maker according to the present invention, the holder part may be configured to be disposed on a curved portion of the heater part.

In one embodiment of the ice maker according to the present invention, the holder unit may be configured to press at least one side of the heater unit with a predetermined elastic force.

In one embodiment of the ice maker according to the present invention, a coupling part for fixing to a device other than the heater part may be further formed on one side of the heat conducting member.

In one embodiment of the ice maker according to the present invention, the heater unit and the heat conducting member may be formed of the same material.

In one embodiment of the ice maker according to the present invention, the heater part and the heat conducting member may be formed of stainless steel or aluminum.

In an embodiment of the ice maker according to the present invention, a heat generating unit may be formed on at least one of an outer side and an inner side of the heat conducting member.

In one embodiment of the ice maker according to the present invention, the heat conducting member may be detachably formed as a separate member independent of the heater unit.

In one embodiment of the ice maker according to the present invention, a plurality of air holes may be formed in the heat conducting member to allow air to pass therethrough.

In one embodiment of the ice maker according to the present invention, the heat conducting member may be formed in a shape in which a diameter increases in one direction.

In one embodiment of the ice maker according to the present invention, the heater unit may be a surface heater in one example, but is not limited thereto.

In one embodiment of the ice maker according to the present invention, the heater unit may be insert-injected into the ice making tray.

In addition, an embodiment of the ice maker according to the present invention,

control box;

an ice tray extending from one side of the control box;

a drain plate coupled to the control box and receiving and discharging moisture falling from the ice making tray;

an ice box having an ice transfer driving unit in which the ice released from the ice making tray is stored;

a heater unit formed on at least one side of the ice tray; and

a heat conduction member that is coupled to one side of the heater unit and directly presses at least one side of the heater unit with a predetermined elastic force or presses at least one side of the heater unit by a separate and independent member; and

An air flow is generated on one side of the ice-making tray, located on one side of the control box and circulates the air in the direction of the ice-making tray, or is located on one side of the ice-making tray and sucks the air from the ice-making tray direction to make ice A circulation fan for circulating the air in the direction of the box (2);

In addition, the present invention provides a refrigerator including the ice maker.

According to an embodiment of the ice maker and the refrigerator including the ice maker according to the present invention, the following various effects can be achieved.

An excellent ice-making effect is obtained by minimizing condensation occurring in the ice-maker by disposing an ice-making heater adjacent to a cooling pipe of the ice-maker to eliminate temperature deviations caused by heat conduction.

1 is a view showing a refrigerator in which an ice maker is installed according to an embodiment of the present invention;
2 and 3 are cross-sectional views of an ice maker according to an embodiment of the present invention;
4 is a schematic cross-sectional view of an ice maker according to an embodiment of the present invention;
5 is a perspective view of a heat conducting member according to an embodiment of the present invention;
6 and 8 are schematic cross-sectional views illustrating air flow in an ice maker according to an embodiment of the present invention.

Hereinafter, an embodiment of an ice maker according to the present invention and a refrigerator including the same will be described in detail with reference to the accompanying drawings. In adding reference numerals to components of each drawing, it should be noted that the same components have the same numerals as much as possible even if they are displayed 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 hinders understanding of the embodiment of the present invention, the detailed description thereof will be omitted.

In describing the components of the embodiment of the present invention, terms such as first, second, A, B, (a), and (b) may be used. These terms are only used to distinguish the component from other components, and the nature, order, or order of the corresponding component is not limited by the term. In addition, unless defined otherwise, all terms used herein, including technical or scientific terms, have the same meaning as commonly understood by a person of ordinary skill in the art to which the present invention belongs. Terms such as those defined in commonly used dictionaries should be interpreted as having a meaning consistent with the meaning in the context of the related art, and unless explicitly defined in the present application, they should not be interpreted in an ideal or excessively formal meaning. don't

1 is a view showing a refrigerator in which an ice maker according to an embodiment of the present invention is installed, FIGS. 2 and 3 are cross-sectional views of an ice maker according to an embodiment of the present invention, and FIG. A side cross-sectional view showing a part of the ice maker according to the present invention is schematically shown.

Referring to FIGS. 1 to 4 , a refrigerator 1 according to an embodiment of the present invention may include an ice maker 100 .

The refrigerator 1 may include a cabinet forming a storage compartment with an open front surface, and at least one door 8 or 9 opening and closing the open front surface of the storage compartment.

The storage compartment may include at least one of a refrigerating compartment for storing food in a refrigerated state and a freezing compartment for storing food in a frozen state. The refrigerator 1 of this embodiment is exemplified as including both the refrigerating compartment and the freezing compartment, and the refrigerating compartment may be provided above the freezing compartment.

The doors 8 and 9 may include a refrigerating compartment door 8 opening and closing the refrigerating compartment and a freezing compartment door 9 opening and closing the freezing compartment. There are two refrigerating compartment doors 8 disposed on the left and right of each other, so that the left refrigerating compartment door 8 can open and close the left side, which is part of the refrigerating compartment, and the right refrigerating compartment door 8 can open and close the right side, which is the rest of the refrigerating compartment. can

The ice maker 100 may be installed in at least one of the refrigerating compartment and the freezing compartment. In the refrigerator 1 of this embodiment, the ice maker 100 may be installed in the upper left corner of the refrigerating compartment.

The ice maker 100 may receive ice-making water from the refrigerator 1, and convert the ice-making water into ice by cold air supplied from the refrigerating cycle of the refrigerator 1 to the storage compartment to manufacture the ice. .

Such an ice maker 100 includes a control box 20 in which a circulation fan 50 is installed, an ice tray 102, an ice shaving heater 110 in which a heat conducting member 300 is detachably formed, a heater cover 150, and a drain unit. It is composed of (70). 2 and 3 as an example for explanation in the present embodiment, the present embodiment is not limited thereto, but is not limited thereto, and a storage unit in which ice is moved after ice is made, an auger motor installed in the storage unit, a screw, and an ice making tray (102). ), components such as a water supply unit supplying ice-making water are omitted from the illustration.

An ice making groove (not shown) may be formed in the ice making tray 102 . The ice-making grooves may be formed in the shape of a plurality of concave grooves spaced apart from each other along the longitudinal direction of the ice-making tray 102 . These ice-making grooves may be formed on the upper surface of the ice-making tray 102 . Heat exchange fins (not shown) may be formed on the lower surface of the ice tray 102 to extend downward to a predetermined length. The heat exchange pin may contact the refrigerant pipe 120 to perform heat exchange.

The control box 20 may be formed in a rectangular cylinder shape. The control box 20 may be disposed at one end of the ice making tray 102 . One end of the ice making tray 102 may be disposed on one side of the control box 20 . The length of the ice making tray 102 may extend horizontally from one side of the control box 20 . A water supply unit (not shown) may be disposed near the other end of the ice making tray 102 . The water supply unit may form a passage through which ice-making water is supplied to the ice-making groove. The ice-making water supplied to the ice-making groove may be cooled by cold air in the storage compartment of the refrigerator 1 and turned into ice. Inside the control box 20, various internal parts including a gear box (not shown) and a controller (not shown) may be installed. An ice breaker motor (not shown) may be accommodated inside the control box 20 . The ice-breaking motor may be driven to release ice from the ice-making groove.

The control box 20 may be connected to a full lever (not shown) operated by cam rotation. In this case, since the operation of the full ice lever is intervened during one cycle of operation, the ice making process can be interlocked mechanically. In addition, it can be controlled by whether or not an infrared sensor is detected in addition to the full lever. The case of being controlled by whether the infrared sensor detects or not may be selectively determined by a combination of conditions such as periodically inducing an operation or detecting whether or not the infrared sensor is detected in an infrared sensor area.

In addition, the ejector 30 may be disposed at a position spaced upward from the ice making tray 102 . The ejector 30 may be formed as a long axis extending in a horizontal direction from one side of the control box 20 . The ejector 30 may extend in the longitudinal direction of the ice tray 102 .

One end of the ejector 30 may be rotatably installed on one side of the control box 20 . One end of the ejector 30 may be inserted into the control box 20 . The ejector 30 may be rotated in the circumferential direction by the driving force of the ejection motor. An eject pin 26 may protrude from the ejector 30 . The eject pin 26 may protrude radially from the circumferential surface of the ejector 30 . The eject pin 26 may be formed of a plurality of eject pins 26 spaced apart from each other along the longitudinal direction of the ejector 30 . A plurality of eject pins 26 may be disposed at positions corresponding to the plurality of ice making grooves.

When the ejector 30 rotates, the eject pin 26 is inserted into the ice-making groove to take out and separate the ice. The ice taken out by the eject pin 26 from the ice-making groove and flaked off may fall and be accommodated in the ice box 2 to be stored.

That is, the ice tray 102 may be twisted for ice removal, or the ejector 30 may be rotated as described above. tray 102 . Of course, it may be a material including polypropylene.

An ice box 2 may be installed in the storage compartment of the refrigerator 1 . The ice box 2 may be disposed below the ice maker 100 . The ice box 2 may be formed in a tubular shape with an open top. Ice made in the ice maker 100 may be transferred from the ice maker 100 to the ice box 2 and stored in the ice box 2 .

An auger may be disposed in the ice box 2 . The auger may be rotatably installed in the ice box 2 in a circumferential direction. Both ends of the auger may be rotatably coupled to both sides of the ice box 2 , respectively. A spiral groove may be formed on an outer circumferential surface of the auger. When the auger rotates, the ice stored in the ice box 2 may be transferred to the outside of the ice box 2 through the spiral groove. The auger may be rotated by a driving force of an auger motor installed on one side of the ice box 2 .

On the other hand, the ice heater 110 may be a planar heater. Heat may be transferred through surface contact between the surface heater and the bottom surface of the ice tray 102 , and ice may be formed by the heat transfer. The ice maker 100 may further include another heater. Moisture generated in the process of repeatedly heating and cooling may form on the bottom of the ice making tray 102 and fall downward, and the dropped water droplets may reach the drain unit 70 . Water droplets reaching the drain unit 70 may be frozen due to the internal environment of the ice making chamber. If the ice is accumulated, the purpose of drainage may be lost, so heat from the heater may be transferred to a location where there is a possibility of freezing. The heater is a thawing heater (not shown) and may be located inside the drain unit 70 for thawing.

Here, the heat conducting member 300 according to the present invention may be formed on one side of the ice heater 110 . In this regard, FIG. 5 is a perspective view of a heat conducting member according to an embodiment of the present invention.

Referring to FIG. 5 , an ice maker 100 according to the present invention includes a control box 20, an ice tray 102 extending from one side of the control box 20, and an ibis formed on one side of the ice tray 102. It includes a heater 110 and a heat conducting member 300 coupled to one side of the icing heater 110, and the heat conducting member 300 directly presses one side of the icing heater 110 with a predetermined elastic force or separate independent At least one side of the ice-leaving heater 110 may be pressurized by a member (not shown).

Here, the heat conducting member 300 coupled to one side of the ice removal heater 110 according to the present invention extends in one direction from the holder portion 310 having a shape corresponding to the outer shape of the ice removal heater 110 and the holder portion 310. It may include an extension part 320 formed.

Specifically, the heat conduction member 300 may be formed of a material having a predetermined elastic force in the form of a clip that can be attached to and detached from the ice heater 110 as a whole. In particular, the heat conduction member 300 may be coupled to the curved portion of the ice heater 110 . In addition, the heat conducting member 300 may be formed of the same material as the ice heater 110, and preferably, the heat conducting member 300 may be stainless steel or aluminum, but is not limited thereto.

At one end of the heat conducting member 300 , a holder portion 310 having a curved shape corresponding to the cross-sectional shape of the ice melting heater 110 may be formed. The holder part 310 can be attached to or detached from the ice heater 110 in an open form on one side, but can be coupled or detached from the ice heater 110 in a pressurized manner with a predetermined elastic force through the open fractured portion. . In some cases, the heat conducting member 300, although not shown in the drawings provided by the present invention, may be formed with a separate coupling part (not shown) so that it can be attached to or detached from other devices other than the ice heater 110.

An extension part 320 extending in one direction from the holder part 310 may be formed in the heat conducting member 300 . A plurality of air holes H may be formed in the extension part 320 to allow air in the ice maker 100 to flow. In addition, a heating means 330 capable of generating heat at a predetermined temperature may be formed in the extension part 320 of the heat conducting member 300 . Therefore, condensation, frost, etc. generated around the cooling unit 120 of the ice maker 100 due to temperature deviations can be fundamentally prevented.

According to the present invention, the heat conducting member 300 may be formed in a shape in which the diameter of the extension part 320 decreases in one direction. This is to improve heat transfer efficiency by extending the extension part 320 downward in a state where the holder part 310 of the heat conducting member 300 is coupled to the ice heater 110, but increasing the cross-sectional area. .

Meanwhile, the heater cover 150 of the ice maker according to the present invention may be formed in a shape capable of covering the ice-leaving heater 110 . The heater cover 150 may be disposed below the ice making tray 102 . The heater cover 150 may be formed in a rectangular cylinder shape with one side opened. A fastening part (not shown) coupled to the rotation shaft 41 and the control box 20 may protrude from the heater cover 150 with a predetermined length so that one side of the drain part 70 is rotatable in a fixed state. Accordingly, one side of the drain unit 70 may rotate while being fixed to the rotating shaft 41 of the heater cover 150 .

A refrigerant pipe 120 may be installed on a lower surface of the ice making tray 102 . The refrigerant pipe 120 may be U-shaped with a longitudinal center bent. The refrigerant pipe 120 may receive refrigerant from the refrigeration cycle circuit of the refrigerator 1 to cool the ice making tray 102 . The refrigerating cycle circuit may include a compressor, a condenser, an expansion device, and an evaporator, and the refrigerant pipe 120 may cool the ice making tray 102 by receiving the refrigerant that has passed through the expansion device. The coolant pipe 120 cools the ice making tray 102 so that the ice making water in the ice making groove can be made more quickly.

Here, the heater cover 150 may be formed in a shape of a square cylinder with one side open to surround a portion where the refrigerant pipe 120 is installed. The heater cover 150 may form a passage through which air flows. That is, openings (not shown) may be formed in the heater cover 150 and the control box 20 to allow the air to flow. Thus, the air flowing in the heater cover 150 can be discharged along the circulation fan 50 installed in the control box 20 while moving through the opening. At both end portions of the heater cover 150, pressurizing supports 200 may be coupled and fixed to support or surround the refrigerant pipe 120. Also, in some cases, as shown in FIG. 4 , the blowing fan 60 may blow low-temperature cool air toward the ice-making tray 102 . That is, the circulation fan 50 and the blowing fan 60 may be used to blow low-temperature cold air in the ice maker 100 in the direction of the ice tray 102 so that it is smoothly circulated.

Also, the drain unit 70 may be disposed below the ice making tray 102 . The drain part 70 may be formed at a position spaced apart from the heater cover 150 by a predetermined distance. The drain unit 70 may be formed in a shape corresponding to that of the ice tray 102 and may include a substantially rectangular lower surface and side surfaces extending upward from four sides of the lower surface. The drain unit 70 may be formed in a rectangular cylinder shape with an open upper side.

The drain unit 70 may be formed of a material having low thermal conductivity, and may further include a thawing heater 71 preventing freezing on the surface. The ice thawing heater 71 and the ice melting heater 110 may be electrically connected in one or more of series and parallel. The ice melting heater 110 and the melting ice heater 71 may be electrically connected to each other, and may be connected through one or more methods of series and parallel. This is because a plurality of the two heaters may be provided.

The drain unit 70 receives ice-making water that may overflow due to full water or excessive supply in the ice-making groove (not shown) of the ice-making tray 102 and prevents the ice-making water from flowing into an ice box (not shown) mounted therein. can

According to the present invention, the drain unit 70 may be coupled to one side of the control box (20). As described above, one side of the drain unit 70 may be rotated while being fixed to the rotation shaft 41 of the heater cover, and the other side may be coupled to the control box 20 . Here, on the other side of the drain part 70, a horizontal extension part 72 coupled to the front part of the circulation fan 50 of the control box 20 and a stepped part 75 pressed and fastened to the side part are formed vertically. An extension 72 may be formed. Accordingly, while one side of the drain unit 70 is rotated while being fixed to the heater cover, the other side may be pressed and coupled to the side portion of the control box 20 .

Also, in the ice maker 100 according to the present invention, at least one side of the heater cover 150 and the drain unit 70 may be detachably coupled. That is, a mesh-shaped fastening protrusion (not shown) bent vertically upward may be formed on one side of the drain unit 70, and corresponding to this, the fastening protrusion of the drain unit 70 is formed on the heater cover 150. An insertion hole (not shown) to be inserted and fixed may be formed. In some cases, although not shown in the drawings presented in the present invention, a fixing guide part (not shown) extending in one direction may be formed on the fastening protrusion of the drain part 70 . Therefore, since the heater cover 150 has a structure interposed between the fastening protrusion and the fixing guide part, the drain part 70 does not flow while being coupled to the heater cover 150 and can maintain a stable coupling.

6 to 8 are schematic cross-sectional views illustrating an air flow WD of an ice maker according to an embodiment of the present invention.

Referring to these drawings, an ice maker 100 in which heat exchange is performed with a heat exchange unit including at least one of a cooling unit 120 and an ice-ice heater 110 according to the present invention includes a control box 20 and a control box 20 An ice tray 102 extending from one side of the ice tray 102, a drain plate 70 formed by heat exchange of the heat exchange unit and receiving falling moisture and flowing it to one side, generating an air flow WD on one surface of the ice tray 102, It is configured to include a circulation fan 50 and a blowing fan 60 located on one side of the control box 20. At this time, the circulation fan 50 circulates the low-temperature cool air toward the ice box 2 , and the low-temperature cool air may be blown toward the ice tray 102 through the blowing fan 60 . According to the present invention, as shown in FIGS. 6 and 7 , the circulation fan 50 and the blowing fan 60 may be selectively or simultaneously formed on both sides of the ice tray 102 .

In addition, an ice maker 100 in which heat exchange is performed with a heat exchange unit including at least one of a cooling unit 120 and a heater unit 110 according to the present invention includes a control box 20; An ice tray 102 extending from one side of the control box 20, a drain plate 70 formed by heat exchange of the heat exchange unit and receiving falling moisture and flowing it to one side, and air flow on one side of the ice tray 102 ( WD) and a circulation fan 50 located on one side of the control box 20 and a flow path cover 150 for forming a directionality in the air flow WD generated by the circulation fan 50. there is.

As shown in FIG. 7, the circulation fan 50 is located on the side of the control box 20 so as to be inclined downward with respect to the ground, and the air flow WD generated from the circulation fan 50 passes through the circulation fan 50. It is designed to circulate naturally. The air flow WD may be operated such that the circulation fan 50 is directed outward of the ice maker 100 . That is, by rotating the circulation fan 50 formed on one side of the control box 20, the cold air flowing in the ice maker 100 is effectively sucked into the side of the control box 20 where the circulation fan 50 is formed. The cold air passing through the lower surface of the ice tray 102 along the flow path cover 150 is discharged to one side through the circulation fan 50 and returned to the inside of the ice maker 100 to be circulated. The airflow WD induces internal circulation in the ice-making chamber, and as low-temperature cool air is transferred to the ice-making tray 102 through heat exchange, ice-making efficiency may be increased.

In the drawings presented in the present invention, the circulation fan 50 has a structure formed in a vertical direction with respect to the ground, but it is not limited thereto and can be configured to have various angles of inclination as long as the circulation efficiency can be improved.

For example, as shown in FIG. 8 , a circulation fan 50 is located on the side of the control box 20 so as to blow air toward the ice-making tray 102, and the air flow WD generated from the circulation fan 50 It may be configured to naturally circulate in the direction of the ejector 30 of the ice making tray 102 .

Here, as described above, the heat conduction member 300 according to the present invention can be detachably mounted to the curved portion of the ice heater 110 with the same material, and furthermore, the heat conduction member 300 is It is formed in a structure that does not interfere with circulation efficiency. That is, when the air flow WD generated from the circulation fan 50 of the control box 20 passes through the heat conduction member 300 in the course of being naturally circulated through the circulation fan 50, the heat conduction member 300 Since flow is possible through the air hole (H), air can flow smoothly.

In the above, an embodiment of an ice maker according to the present invention and a refrigerator including the same has been described in detail with reference to the accompanying drawings. However, it should be taken for granted that the embodiments of the present invention are not necessarily limited by the above-described embodiment, and various modifications and implementation within the equivalent range are possible by those skilled in the art to which the present invention belongs. will be. Therefore, it will be said that the true scope of the present invention is determined by the claims described later.

1: refrigerator 8, 9: door
20: control box 26: eject pin
30: ejector 41: rotational shaft
50: circulation fan 60: blowing fan
70: drain unit 100: ice maker
102: ice tray 110: heater unit
120: refrigerant pipe 150: heater cover
200: pressure support 300: heat conduction member
310: holder part 320: extension part
H: air hole WD: air flow

Claims (15)

control box;
an ice tray extending from one side of the control box;
a heater unit formed on at least one side of the ice tray; and
Including; heat conduction member coupled to one side of the heater unit,
The ice maker according to claim 1 , wherein the heat conducting member directly presses at least one side of the heater unit with a predetermined elastic force.
According to claim 1,
The heat conducting member,
a holder having a shape corresponding to the outer shape of the heater; and
An ice maker comprising: an extension part extending from the holder part to one side.
According to claim 2,
The holder part is disposed on a curved portion of the heater part.
According to claim 2,
The holder unit presses at least one side of the heater unit with a predetermined elastic force.
According to claim 1,
The ice maker further comprises a coupling part for fixing to a device other than the heater part at one side of the heat conducting member.
According to claim 1,
The heater part and the heat conducting member are formed of the same material as each other.
According to claim 1,
The heater part and the heat conducting member are made of stainless steel or aluminum.
According to claim 1,
An ice maker having a heat generating means formed on at least one of an outer side and an inner side of the heat conducting member.
According to claim 1,
The heat conducting member is detachably formed as a separate member independent of the heater unit.
According to claim 1,
An ice maker wherein a plurality of air holes are formed in the heat conducting member to allow air to pass therethrough.
According to claim 1,
The ice maker of claim 1 , wherein the heat conducting member is formed in a shape in which a diameter increases in one direction.
According to claim 1,
The heater unit is a planar heater.
According to claim 1,
The ice maker wherein the heater unit is insert-injected into the ice tray.
control box;
an ice tray extending from one side of the control box;
a drain plate coupled to the control box and receiving and discharging moisture falling from the ice making tray;
an ice box having an ice transfer driving unit in which the ice released from the ice making tray is stored;
a heater unit formed on at least one side of the ice tray; and
a heat conduction member coupled to one side of the heater unit and directly pressing at least one side of the heater unit with a predetermined elastic force; and
An air flow is generated on one side of the ice-making tray, located on one side of the control box and circulates the air in the direction of the ice-making tray, or is located on one side of the ice-making tray and sucks the air from the ice-making tray direction to make ice An ice maker comprising a circulation fan for circulating the air in the direction of the box (2).
A refrigerator comprising the ice maker according to any one of claims 1 to 14.

Images