KR20150118560A - Various shapes ice maker available ice making device and ice manufacturing equipment manufacturing methods - Google Patents

Abstract

The present invention relates to an ice making device making ice making water. The present invention comprises: a condenser; a compressor; a condenser line; a coolant line; an ice making water nozzle unit; an ice making water supply pipe; and an ice making unit. The ice making unit comprises: an internal member; an external member coupled to surround an outer circumferential surface of the internal member; and a coolant flow passage unit formed to enable a coolant to be moved along the outer circumferential surface of the internal member. The coolant line comprises a partition, where the inside of the coolant line and the coolant flow passage unit are communicated, formed in a center portion. The coolant is discharged to a coolant outlet in the partition. According to the present invention asdescribed above, the present invention enables the internal member and the external member to be easily coupled.

Description

TECHNICAL FIELD [0001] The present invention relates to an ice maker having an in-line structure integrally formed therein and a method of manufacturing the same. [0002] VARIOUS SHAPES ICE MAKER AVAILABLE ICE MAKING DEVICE AND ICE MANUFACTURING EQUIPMENT MANUFACTURING METHODS [

The present invention relates to an ice making device in which an in-line structure is integrally formed, and more particularly to an in-take structure capable of manufacturing various types of ice by deicing ice making water, An ice maker formed integrally with the ice maker, and a method of manufacturing the same.

2. Description of the Related Art Generally, an ice maker is an apparatus for producing ice as refrigerant is moved to an ice-making tube by a pressure of a compressor and heat-exchanged through a condenser.

Such a conventional ice maker includes a condenser for condensing the refrigerant; A compressor for compressing the vaporized refrigerant; A condenser line for transferring refrigerant compressed from the compressor to a condenser; A refrigerant line for transferring the refrigerant condensed from the condenser to a compressor; A supply water supply means connected to the purified water reservoir for temporarily storing the supply water, the supply water supply means having a plurality of nozzle units connected to the lower side to supply and discharge the supply water; A cylindrical ice-making unit coupled to the nozzle unit to receive the nozzle unit and supplied with water from the nozzle unit; Rotating means fixedly installed in the freezing unit and rotating supply water when the supply water falls; A refrigerant inlet pipe and a refrigerant discharge pipe connected to the outer periphery of the ice making unit and connected to the refrigerant line so as to discharge and discharge the liquefied refrigerant are formed on one side and the other side, respectively, And a heat exchanging part for transferring the cool air of the refrigerant to the inside of the freezing unit as the free duct part is formed.

When the heat exchanging portion formed with the refrigerant inlet pipe and the refrigerant outlet pipe of the conventional ice maker is coupled to the outer edge of the ice-making unit, the heat exchanger is welded to the outer edge of the ice- Lt; / RTI >

That is, since the heat exchanging unit is coupled to the outer edge of the ice making unit through simple welding, the open end of the heat exchanging unit formed in a 'C' shape and the outer edge of the ice making unit are not welded properly. Particularly, since the free conduit part is sealed, the welding part is separated from the welding part due to the simple contact welding, resulting in leakage of water.

In addition, there is a problem in that ice can not be easily produced because the ice-making is not properly performed due to the leakage of the refrigerant.

Korean Registered Patent Publication No. 1026909

SUMMARY OF THE INVENTION It is an object of the present invention, which has been devised to solve the problems as described above, to provide a refrigerating apparatus in which the inner member and the outer member are in surface contact or line contact to completely seal the inside of the refrigerant passage from the outside, It is possible to reduce the maintenance cost and the management cost due to the leakage of the refrigerant since the refrigerant does not leak while the refrigerant leaks and directly discharges the icing water passing through the inside of the inner member. And an ice maker and a method of manufacturing the same.

According to an aspect of the present invention, there is provided an ice maker for ice-making de-iced water, comprising: a condenser for condensing refrigerant; A compressor for compressing the vaporized refrigerant; A condenser line for transferring refrigerant compressed from the compressor to a condenser; A refrigerant line for transferring the refrigerant condensed from the condenser to a compressor; An ice making water nozzle unit through which the iced water is discharged; An ice-making water supply pipe for dropping the ice-making water discharged from the ice-making water nozzle unit; And an ice-making unit for ice-making water falling from the ice-making water supply pipe, wherein the ice-making unit includes an inner member positioned below the ice-making water supply pipe and being in contact with the ice- And a refrigerant flow path portion formed on the outer circumferential surface of the inner member and the inner circumferential surface of the outer circumferential member so as to surround the outer circumferential surface of the inner circumferential member so as to surround the outer circumferential surface of the inner member so that the refrigerant flows along the outer circumferential surface of the inner member, And a refrigerant connection pipe connecting the plurality of ice-making units to each other and connecting the refrigerant inlet / outlet unit of the adjacent ice-making unit, wherein one refrigerant connection pipe connects the refrigerant inlet / And discharging are performed simultaneously.

The refrigerant connection pipe further includes a partition plate for separating the inside of the refrigerant connection pipe so as to perform the inflow and discharge of the refrigerant.

In addition, the partition plate extends so that its end is in close contact with the outer circumferential surface of the inner member to separate the refrigerant flow path portion, thereby separating the refrigerant flow path portion into a refrigerant inlet port and a refrigerant outlet port.

The refrigerant connection pipe is formed as a single pipe, and the partition plate is inserted into the single pipe to separate the refrigerant pipe.

Also, the refrigerant connection pipe may be formed as a semi-cylindrical pipe or two polygonal pipes which are symmetrically symmetrical to each other, and a separate partition plate is not used.

The inner member is formed integrally with a single plate member, and the outer member is also integrally formed by a single plate member. In the refrigerant passage portion formed between the inner member and the outer member, And the hermetically sealed portion is in surface contact with or in line contact with the outer peripheral surface of the inner member except for a portion of the outer member that forms the refrigerant flow path portion.

Further, the inner member made of the one plate is processed by drawing processing, and the sealed portion prevents the outflow of the refrigerant by welding the surface-contacted portion or the line-contacted portion.

The outer shape of the outer member surrounding the inner member is formed such that the refrigerant flow passage has the same spacing in all directions with respect to one end face of the inner member .

The ice-making water nozzle unit may include a plurality of branch pipes divided into a plurality of branches so that the ice-making water can be discharged toward the inner circumferential surface of the ice-making water supply pipe, and the inlet of the branch pipe is directed toward the ice- .

(A) an inner member forming step of forming an inner member by drawing a plate material between an upper mold and a lower mold; and (d) (b) a step of manufacturing a contour member by arranging a plate material between the upper mold and the lower mold and drawing the contour member; (c) forming a coolant inlet / outlet portion on one side and the other side of the outer member; (d) combining the outer peripheral surface of the inner member to surround the inner member so as to form a refrigerant flow path between the inner member and the outer member, thereby fabricating the ice-making unit; And (e) a refrigerant connection pipe connecting the plurality of ice-making units adjacent to each other and coupling the refrigerant connection pipe connecting the refrigerant inlet and outlet of the adjacent ice-making unit, wherein one refrigerant connection pipe connects the refrigerant inlet and outlet Are simultaneously performed.

In addition, the refrigerant connection pipe is provided with a partition plate separating the inside of the refrigerant connection pipe so as to perform the inflow and discharge of the refrigerant.

The partition wall plate is extended so that an end thereof is in close contact with an outer circumferential surface of the inner member to separate the refrigerant passage portion, thereby separating the refrigerant passage portion into a refrigerant inlet portion and a refrigerant outlet portion.

In addition, the refrigerant connection pipe is formed as a single pipe, and the partition plate is inserted into the single pipe to separate the refrigerant connection pipe.

The refrigerant connection pipe is formed of a semi-cylindrical pipe or two polygonal pipes which are symmetrically symmetrical to each other to form a single pipe, and no separate partition plate is used.

The inner member may further include: (a1) an inner member base portion forming step of drying the inner member with one plate and then removing the lower surface; (a2) forming a horizontal bent portion such that an upper portion of the inner member base portion is bent outward; And (a3) forming a downward bent portion such that the end of the horizontal bent portion is bent downward.

(B1) a step of forming a contour member base portion by drawing the contour of a single plate material and then removing the lower side surface; (b2) forming a spaced-apart bent portion inwardly bent at a lower portion of the outer member base portion; (b3) a step of forming an engaging part such that an end of the spacing part is bent downward.

The step of fabricating the ice-making part may further include forming a sealing part by welding the joining parts of the outer member and the inner member so that the coolant does not flow out between the inner member and the outer member.

And the step of manufacturing the ice making part includes a joining step in which the joining member is joined to the joining part of the outer member and the inner member so that the coolant does not flow out between the inner member and the outer member, And welding the molten bond material to the contact surface so that the molten bond material is allowed to seep between the outer mold member and the inner mold member.

The step of fabricating the ice-making part may include wrapping the refrigerant flow path so that the refrigerant flow path is formed to have the same interval in all directions.

According to the present invention as described above, since the inner member and the outer member are integrally formed, and the inner member and the outer member are in surface contact or line contact, the inner member and the outer member are easily engaged. It is possible to provide an ice maker in which an in-out structure capable of reducing maintenance costs is formed integrally, and a manufacturing method thereof.

In addition, according to the present invention, it is possible to manufacture ice through a direct contact method in which a coolant directly contacts the inner member, thereby shortening the time for producing ice, Device and a method of manufacturing the same.

1 is a schematic view schematically showing an ice maker in which an in-line structure according to a preferred embodiment of the present invention is integrally formed.
FIG. 2 is a cross-sectional view illustrating a step in which ice making water is de-iced through an ice making device having an integrated in-line structure according to a preferred embodiment of the present invention.
3 is a sectional view showing a guide member of an ice maker in which an in-line structure according to a preferred embodiment of the present invention is integrally formed.
4 is a cross-sectional view illustrating an ice making part of an ice making device in which an in-line structure according to a preferred embodiment of the present invention is integrally formed.
5 is a flowchart showing an ice maker and a manufacturing method thereof in which an in-line structure according to a preferred embodiment of the present invention is integrally formed.
6 is a view showing an ice maker in which an in-line structure according to a preferred embodiment of the present invention is formed integrally, and a method of manufacturing an inner member of the method for manufacturing the same.
7 is a view illustrating an ice maker and an outer member manufacturing method of the ice maker in which an in-line structure according to a preferred embodiment of the present invention is integrally formed.
8 is a cross-sectional perspective view of an ice making part of an ice making machine in which an in-line structure according to a preferred embodiment of the present invention is integrally formed.
9 is a perspective view illustrating a state in which the ice making part of the ice making device in which the in-line structure according to the preferred embodiment of the present invention is formed is moved through the conveying belt.
FIG. 10 is a cross-sectional view illustrating a state in which a joint member is welded to a freezing portion of an ice maker in which an in-line structure according to a preferred embodiment of the present invention is integrally formed.
11 is a cross-sectional side view of a plurality of ice making parts connected to an ice making device in which an in-line structure according to a preferred embodiment of the present invention is integrally formed.

BRIEF DESCRIPTION OF THE DRAWINGS The advantages and features of the present invention and the manner of achieving them will become apparent with reference to the embodiments described in detail below with reference to the accompanying drawings. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art. To fully disclose the scope of the invention to those skilled in the art, and the invention is only defined by the scope of the claims. Like reference numerals refer to like elements throughout the specification.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be described with reference to the drawings for explaining an ice maker in which an in-out structure is integrally formed according to embodiments of the present invention and a method of manufacturing the same.

FIG. 1 is a schematic view of an ice maker in which an in-line structure according to a preferred embodiment of the present invention is integrally formed, and FIG. 2 is a cross-sectional view of an ice maker according to a preferred embodiment of the present invention, FIG. 3 is a cross-sectional view illustrating a guide member of an ice maker in which an in-line structure according to a preferred embodiment of the present invention is formed integrally, and FIG. 4 is a cross- Sectional view showing the ice making part of the ice making device formed.

1, an ice maker in which an in-line structure of the present invention is integrally formed includes a condenser 10, a compressor 20, a condenser line 30, a refrigerant line 40, a deicing water nozzle unit 50, A supply pipe 60 and a freezing portion 70.

The condenser 10 condenses the refrigerant.

The refrigerant passing through the condenser line 30 is condensed in the condenser 10 by the condenser 10, so that the refrigerant is condensed by the condenser 10.

The compressor (20) compresses the vaporized refrigerant.

The condenser line (30) conveys the refrigerant compressed in the compressor (20) to the condenser (10).

The refrigerant line (40) conveys the refrigerant condensed from the condenser (10) to the compressor (20).

That is, since the condenser 10, the compressor 20, the condenser line 30 and the refrigerant line 40 are known to be conventional, detailed description thereof will be omitted.

Referring to FIG. 2, the ice-making water nozzle unit 50 discharges ice-making water.

The lower portion of the ice-making water nozzle unit 50 is divided into a plurality of branch pipes 52 so that the ice-making water can be discharged toward the inner peripheral surface of the ice-making water supply pipe 60. That is, the inlet of the branch pipe 52 preferably faces the inner peripheral surface of the ice-making water supply pipe 60.

Thus, the ice-making water falls down along the inner peripheral surface of the ice-making water supply pipe 60 and is ice-cooled on the inner peripheral surface of the ice-making part 70 by the coolant.

The ice-making water supply pipe (60) drops ice-making water discharged from the ice-making water nozzle portion.

Referring to FIG. 3, the ice maker in which the in-line structure according to the present invention is integrally formed further includes a guide member.

The guide member is provided inside the ice-making water supply pipe 60 to guide the ice-making water to the inner wall of the ice-making water supply pipe 60 when the ice-making water is discharged from the ice-making water nozzle unit 50.

In addition, it is preferable that the guide member is formed in the shape of a downwardly directed beam so as to guide the iced water.

The ice making unit (70) freezes the ice making water dropped by the ice making water supply pipe (60).

At this time, the ice-making water supply pipe (60) and the ice-making unit (70) are formed into a single set and are arranged on one plane or the ice-making unit (70) are stacked to make ice-making water.

4, the ice-making unit 70 includes an inner member 71, an outer member 72, and a coolant channel 75. The ice-

The inner member 71 is located below the ice-making water supply pipe 60. Ice-making water is supplied to the inner peripheral surface of the ice-making water supply pipe 60 from the ice-making water supply pipe 60 and is ice-cooled by the coolant.

The outer member 72 is engaged with the outer peripheral surface of the inner member 71 so as to surround the outer peripheral surface of the inner member 71.

One end of the refrigerant line 40 is connected to the outer circumferential surface of the outer member 72 so that the inside of the refrigerant line 40 and the refrigerant flow path portion 75 communicate with each other. Inside the refrigerant line 40, a partition plate 76 separating the interior of the refrigerant line 40 is provided at the center of the refrigerant line 40.

The ice-making section 70 includes a refrigerant inlet and a refrigerant connection pipe 77.

The coolant inlet / outlet portion is formed on one side and the other side of the outer member (72).

The refrigerant connection pipe 77 connects the plurality of ice-making units 70 adjacent to each other, and connects the refrigerant outlet of the ice-making unit disposed adjacent thereto.

The refrigerant connection pipe (77) further includes a partition plate (76).

The partition plate 76 separates the inside of the refrigerant connection pipe 77 so that the refrigerant can be introduced into and discharged from the refrigerant connection pipe 77.

The partition plate 76 is extended so as to be in close contact with the outer peripheral surface of the inner member 71 to separate the refrigerant passage portion 75 so that the refrigerant passage portion 75 is connected to the refrigerant inlet port 73 and the refrigerant inlet port 74).

That is, the refrigerant line 40 and the refrigerant connection pipe 77 are divided into two parts by the partition plate 76 so that the refrigerant flows into the refrigerant inlet port 73 and the refrigerant flow path section 75, And a coolant inlet port 74 through which the coolant is discharged is formed.

Therefore, the refrigerant introduced into the refrigerant inlet port 73 formed by the partition plate 76 circulates the refrigerant passage portion 75 and transfers the refrigerant to the inner member 71, and then the refrigerant is discharged to the refrigerant inlet port 74.

That is, the refrigerant passage portion 75 is formed so that the refrigerant can move along the outer circumferential surface of the inner member 71, so that the refrigerant is directly and directly applied to the deicing water passing through the inside of the inner member 71, It is de-iced.

Meanwhile, the refrigerant connection pipe 77 is formed as one pipe, and the refrigerant connection pipe 77 may be separated by inserting the partition plate 76 into one pipe.

The refrigerant connection pipe 77 may be formed as a single tube by combining two semi-cylindrical pipes or two polygonal pipes which are symmetrical with each other and may not use a separate partition plate 76.

Here, the inner member 71 and the outer member 72 are made of a single plate member and integrally formed.

FIG. 10 is a cross-sectional view illustrating a state in which a joint member is welded to a freezing portion of an ice maker in which an in-line structure according to a preferred embodiment of the present invention is integrally formed.

10, a sealing portion is provided between the inner member 71 and the outer member 72 so as to prevent the refrigerant from flowing out from the refrigerant passage portion 75. As shown in Fig.

The closed portion is configured such that both the upper and lower portions of the outer member 72 except for the portion constituting the refrigerant passage portion 75 are in surface contact or line contact with the outer peripheral surface of the inner member 71. [ To this end, the sealing portion prevents surface leakage or refrigerant leaking by welding to the surface-contacting portions.

On the other hand, the inner member 71 and the outer member 72 made of a single plate are formed to have a predetermined shape, which is a specific shape, by drawing processing.

The outer shape of the outer member 72 surrounding the inner member 71 is preferably formed such that the refrigerant flow path portions 75 have the same spacing in all directions with respect to one end face of the inner member 71.

It is preferable that the ice formed inside the inner member 71 is separated from the inner member 71 through heat generated in the heat supply portion (not shown) through the refrigerant passage portion 75.

Here, the heat supply unit is provided inside or outside of the ice making unit 70 so that the ice generated by heating the ice making unit 70 can be separated, but is not limited thereto. For example, the heat supply unit may be composed of hot wire or hot gas.

The inner member 71 and the outer member 72 are integrally formed and the inner member 71 and the outer member 72 are brought into surface contact or line contact with each other, It is easy to weld the inner member 71 and the outer member 72 to improve the sealing force of the refrigerant passage portion 75 so that leakage of the refrigerant does not occur and the maintenance cost can be reduced.

FIG. 5 is a flowchart showing an ice maker and a manufacturing method thereof in which an in-line structure according to a preferred embodiment of the present invention is integrally formed. FIG. 6 is a cross- 7 is a view showing an ice maker in which an in-line structure according to a preferred embodiment of the present invention is integrally formed, and a method of manufacturing an outer member of the method for manufacturing the same, and FIG. 8 is a cross- 9 is a view illustrating a state in which the ice making part of the ice making device in which the in-line structure according to the preferred embodiment of the present invention is integrally formed is moved through the conveyor belt 10 is an exploded perspective view of an ice maker according to a preferred embodiment of the present invention, FIG. 11 is a cross-sectional side view of a plurality of ice making parts connected to an ice making device in which an in-line structure according to a preferred embodiment of the present invention is integrally formed.

A manufacturing method of the ice making device of the present invention is as follows.

The ice-making unit 70 includes the inner member 71, the outer member 72, and the coolant channel unit 75, and is installed in the ice-making unit to de-icing the ice-making water.

Referring to FIG. 5, the manufacturing method of the ice making unit includes steps S110, S120, S130, S140, (S150).

Referring to FIG. 6, in the inner member forming step S110, a sheet material is placed between an upper mold and a lower mold and is processed by drawing to produce an inner member 71. FIG.

At this time, the inner member 71 includes a step of forming a base portion of the inner member 71, a step of forming a horizontal bent portion, and a step of forming a downward bent portion.

In the step of forming the base part of the inner member (71), the base part of the inner member (71) is formed by draining the inner member (71).

The horizontal bending part forming step forms a horizontal bending part such that the upper part of the base part of the inner member 71 is bent outward.

In the step of forming the downward bent portion, the end portion of the horizontal bent portion is downwardly bent to form a downward bent portion.

Referring to FIG. 7, in the outer member manufacturing step (S120), the plate member is disposed between the upper mold and the lower mold and is drawn to produce the outer member 72.

At this time, the outer member 72 includes the step of forming the base member, the step of forming the bending part, and the step of forming the coupling part.

In the step of forming the base part of the outer member 72, the base member of the outer member 72 is formed by drawing the upper surface of the outer member 72 by drawing the upper surface of the base member.

The step of forming the spaced-apart bending portion forms a spaced-apart bending portion inwardly bent at a lower portion of the base portion of the outer member 72.

The coolant inlet / outlet forming step penetrates through the outer member 72 to form a coolant inlet port 73 and a coolant inlet port 74. [

At this time, the step of forming the coolant inlet / outlet includes the step of forming the coolant inlet port 73 and the step of forming the coolant inlet port 74.

The coolant inlet port 73 is formed at one side of the base portion of the outer member 72 and the coolant inlet port 74 is formed at the other side of the base portion of the outer member 72.

At this time, it is preferable that the coolant inlet port (73) and the coolant outlet port are formed to have a protruding portion protruding outward.

The outer peripheral member 72 is wrapped around the outer peripheral surface of the inner member 71 so that the refrigerant passage portion 75 is formed between the inner member 71 and the outer member 72. [ At this time, it is preferable that the refrigerant passage portions 75 are coupled so as to be formed so as to have equal intervals in all directions.

In the ice making part manufacturing step S140, a portion where surface contact or line contact is welded so that the refrigerant does not flow out from the refrigerant passage portion 75 formed between the inner member 71 and the outer member 72, .

The manufacturing step (S140) of the ice making part further includes a joining step and a welding step.

8, the joining step includes a step of joining the joining member 80 to the joining portion of the outer member 72 and the inner member 71 so that the coolant does not flow out between the inner member 71 and the outer member 72 Respectively.

In the welding step, after the bonding step, the bonding member 80 is melted in a non-electric train to cause the molten bonding member 80 to permeate between the outer member 72 and the inner member 71, The joining member 80 is welded to the contact surface.

More specifically, referring to Fig. 9, the outer member 72 and the inner member 71, which are joined together, are placed on the conveyor belt and passed through the conveyor belt to the long-length welder. At this time, the joining member 80 to which the joining member 80 is joined is molten and permeates the contact surface between the outer member 72 and the inner member 71. Thus, a welding step is performed.

The joining member 80 is preferably made of a material having a melting point lower than that of the outer member 72 and the inner member 71 for welding by a non-railway train.

Accordingly, as shown in Fig. 10, the inner member 71 and the outer member 72 are formed with sealing portions on the surfaces which contact each other.

As shown in FIG. 4, in the step of joining the refrigerant connection pipe 77, a plurality of ice-making units are disposed adjacent to each other, and the refrigerant connection pipe 77 connecting the refrigerant outlets of the adjacent ice making units is coupled.

The refrigerant connection pipe 77 is provided with a partition plate 76 for separating the inside of the refrigerant connection pipe 77 so that the refrigerant can be introduced and discharged.

At this time, the partition plate 76 is extended so that its end is in close contact with the outer peripheral surface of the inner member 71 to separate the refrigerant passage portion 75, so that the refrigerant passage portion 75 is connected to the refrigerant inlet port 73, (74).

Meanwhile, the refrigerant connection pipe 77 is formed as a single pipe, and the refrigerant connection pipe 77 can be separated by inserting the partition plate 76 into one pipe.

In addition, the refrigerant connection pipe 77 may be formed of a semi-cylindrical pipe or two polygonal pipes symmetrically symmetrical to each other so that a separate partition plate 76 may not be used.

The inner member 71 and the outer member 72 are integrally formed and the inner member 71 and the outer member 72 are in surface contact or line contact with each other, The welding work is easy in joining the inner member 71 and the outer member 72 and the sealing force of the refrigerant passage portions 75 and 130 is improved so that leakage of the refrigerant does not occur and the maintenance cost can be reduced .

And a refrigerant inlet port 73 and a refrigerant inlet port 74 are formed by a single refrigerant connection pipe 77 when a plurality of ice makers are connected by providing the partition plate 76 inside the refrigerant connection pipe 77, It is possible to reduce the number of welds to prevent water leakage and to reduce the maintenance cost and the maintenance cost due to the leakage of water and also to prevent the leakage of the coolant through the inner member 71 The ice making process is easy.

It will be understood by those skilled in the art that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. It is therefore to be understood that the above-described embodiments are illustrative in all aspects and not restrictive. The scope of the present invention is defined by the appended claims rather than the foregoing detailed description, and all changes or modifications derived from the meaning and scope of the claims and the equivalents thereof are included in the scope of the present invention Should be interpreted.

10: condenser 20: compressor
30: condenser line 40: refrigerant line
50: ice water nozzle unit 52:
60: ice-making water supply pipe 70: ice-
71: inner member 72: outer member
73: Refrigerant inlet port 74: Refrigerant outlet port
75: Refrigerant channel portion 76: Bulkhead plate
77: Refrigerant connection pipe 80:

Claims (9)

An icemaker for ice-making deicing ice,
A condenser for condensing the refrigerant;
A compressor for compressing the vaporized refrigerant;
A condenser line for transferring refrigerant compressed from the compressor to a condenser;
A refrigerant line for transferring the refrigerant condensed from the condenser to a compressor;
An ice making water nozzle unit through which the iced water is discharged;
An ice-making water supply pipe for dropping the ice-making water discharged from the ice-making water nozzle unit; And
And an ice-making portion for ice-making water falling from the ice-making water supply pipe,
The ice maker includes an inner member positioned below the ice-making water supply pipe and being in contact with the ice making water while being flowed, an outer member coupled to surround the outer peripheral surface of the inner member while being separated from the outer peripheral surface of the inner member, And a refrigerant flow portion formed so that the refrigerant flows along the outer circumferential surface of the inner member due to the outer circumferential surface and the inner circumferential surface of the outer member being spaced apart from each other to be surrounded,
A refrigerant inlet and outlet formed on one side and the other side of the outer member of the ice making part;
And a refrigerant connection pipe that connects the plurality of ice-making units to each other and connects the refrigerant inlet and outlet of the adjacent ice-making unit, wherein one refrigerant connection pipe simultaneously performs the inflow and the discharge of the refrigerant. Ice maker.
The method according to claim 1,
Wherein the refrigerant connection pipe further comprises a partition plate for separating the inside of the refrigerant connection pipe so as to perform the inflow and discharge of the refrigerant.
3. The method of claim 2,
Wherein the partition plate extends so as to be in close contact with an outer circumferential surface of the inner member to separate the refrigerant channel portion into a refrigerant inlet portion and a refrigerant outlet portion.
3. The method of claim 2,
Wherein the refrigerant connection pipe is formed as one pipe, and the refrigerant pipe is separated by inserting the partition plate into the one pipe.
3. The method of claim 2,
Wherein the refrigerant connection pipe is made up of a semi-cylindrical pipe or two polygonal pipes symmetrically symmetrical to each other to form a single pipe, and no separate partition plate is used.
The method according to claim 1,
Wherein the inner member is formed integrally with a single plate member,
The outer member is also formed as a single plate member,
Wherein the refrigerant passage portion is formed in the outer shape member so as to prevent refrigerant from flowing out from the refrigerant passage portion formed between the inner member and the outer shape member, Wherein the first and second outflow structures are formed integrally with each other.
The method according to claim 6,
The inner member made of the one plate is processed by drawing processing,
Wherein the sealing portion prevents the refrigerant from flowing out by welding the surface-contacted portion and the line-contacted portion with each other.
The method according to claim 6,
Wherein the inner member has a predetermined inner cross section,
Wherein an outer shape of the outer member surrounding the inner member is formed so that the refrigerant flow path has the same interval in all directions with respect to one end face of the inner member.
The ice making machine according to claim 1,
And an inlet of the branch pipe is directed toward the ice-making water supply pipe. The ice-making water supply device according to any one of claims 1 to 3, wherein the ice-making water supply pipe .

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