KR20230100174A - Water cooled condenser - Google Patents

Abstract

The present invention relates to a water-cooled condenser. In this water-cooled condenser, a gas-liquid separator is combined and a connection part connecting the condensation part and the supercooling part is formed by combining two plates, effectively preventing the outflow of refrigerant and cooling water flowing inside the connection part and reducing the manufacturing cost of the water-cooled condenser Let it be.

Description

Water cooled condenser {WATER COOLED CONDENSER}

The present invention relates to a water-cooled condenser, and more particularly, since a gas-liquid separator is coupled and a plate-shaped connecting part connecting a condensing part and a supercooling part is provided, it can be manufactured with a small number of parts and the outflow of refrigerant and cooling water is effectively It relates to a water-cooled condenser that can be prevented.

In general, a heat exchanger is a device designed to exchange heat between two or more fluids. The heat exchanger may be configured to exchange heat between different fluids in order to cool or heat the fluid, and representative examples of such heat exchangers include vehicle cooling and heating systems, refrigerators, air conditioners, and the like.

Among them, a plate heat exchanger (hereinafter referred to as a condenser) applied to a cooling and heating system for vehicles forms a passage between plates having a certain thickness to allow fluid to flow, and a plurality of passages between a plurality of plates arranged at regular intervals. It is characterized in that different fluids flow alternately.

1 is a view showing a conventional condenser.

Referring to FIG. 1, a conventional condenser 1000 is formed by alternately stacking a plurality of plates, a condensation area 1100 in which a refrigerant flows in and condenses the refrigerant, and a plurality of plates are alternately stacked to form a refrigerant It may include a supercooling region 1200 where supercooling is performed, a gas-liquid separator 1300, a connection region 1400 that performs a function of connecting the condensation region 1100 and the supercooling region 1200, and to which the gas-liquid separator 1300 is coupled. Yes (see Fig. 1 (a)).

Since the connection area 1400 of the conventional condenser 1000 is generally formed by combining a large number of parts (see FIG. 1 (b)), it takes a lot of cost to manufacture the condenser 1000.

In addition, when the connection area 1400 of the condenser 1000 is formed by combining a large number of parts, the gap between the parts constituting the connection area 1400 increases, so the inside of the connection area 1400 The probability that the flowing refrigerant and coolant leak through the gap increases.

Therefore, there is a need to develop a condenser in which the manufacturing cost can be reduced and outflow of refrigerant and cooling water can be effectively prevented.

One object of the present invention is to provide a water-cooled condenser capable of reducing manufacturing costs.

Another object of the present invention is to provide a water-cooled condenser capable of effectively preventing leakage of refrigerant and cooling water flowing in a connection area connecting a condensation area and a supercooling area.

The object of the present invention is not limited to the tasks mentioned above, and other tasks not mentioned will be clearly understood by those skilled in the art from the description below.

As a technical means for achieving the above technical problem, a water-cooled condenser according to an embodiment of the present invention includes a plurality of stacked first main plates and a first end plate coupled to one side of the plurality of first main plates. A condensation unit including a condensation unit, a plurality of second main plates stacked together, a supercooling unit including a second end plate coupled to one side of the plurality of second main plates, a gas-liquid from which refrigerant flows into one side and refrigerant flows out from the other side A separator and a connection part for transferring the refrigerant flowing out of the condenser to the gas-liquid separator and transferring the refrigerant flowing out of the gas-liquid separator to the supercooling part, wherein the connection part may be formed in a plate shape.

In addition, one side of the connection part may be coupled to the first end plate, the other side may be coupled to the second end plate, and the gas-liquid separator may be coupled to one side.

In addition, the connection part has a first refrigerant flow path for transferring the refrigerant flowing out of the condensing unit to the gas-liquid separator, a second refrigerant flow path for transferring the refrigerant flowing out of the gas-liquid separator to the supercooling unit, and a cooling water through-hole through which cooling water flows in and out. can be formed

In addition, the first end plate has a refrigerant outlet hole and a coolant inlet hole, the second end plate has a refrigerant inlet hole and a coolant outlet hole, and the gas-liquid separator has a first hole through which refrigerant flows into one side of the gas-liquid separator. and a second hole through which liquid refrigerant flows out is formed on the other side, the first refrigerant flow path communicates the refrigerant outlet hole and the first hole, and the second refrigerant flow path communicates with the refrigerant inlet hole. The second hole communicates with each other, and the cooling water through hole communicates the cooling water inlet hole with the cooling water outlet hole.

In addition, the connecting portion is formed by combining a plate-shaped first connecting plate and a plate-shaped second connecting plate, and the outer surface of the first connecting plate is coupled to the first end plate and the inner surface is coupled to the second connecting plate. And, the second connection plate may have an outer surface coupled to the second end plate and an inner surface coupled to the first connection plate.

In addition, the first refrigerant flow path includes a first through hole penetrating the outer surface and inner surface of the first connection plate and a first groove portion communicated with the first through hole and formed by embossing the inner surface of the first connection plate, , The second refrigerant flow path includes a second through hole penetrating the outer surface and inner surface of the second connection plate and a second groove portion communicated with the second through hole and formed by embossing the inner surface of the second connection plate, The cooling water through hole includes a first cooling water through hole formed in the first connection plate and a second cooling water through hole formed in the second connection plate, and the first through hole communicates with the refrigerant outlet hole and 2 through holes may communicate with the refrigerant inlet hole.

In addition, the first refrigerant flow path includes a third groove portion formed by intaglio forming a portion of an inner surface of the second connection plate facing the first groove portion, and the second refrigerant flow path includes a portion of the first connection plate. A portion of the inner surface facing the second groove may include a fourth groove formed by intaglio.

The refrigerant outlet hole may be formed adjacent to an upper outer periphery of the first end plate, and the refrigerant inlet hole may be formed adjacent to a lower outer periphery of the second end plate.

Also, the first hole may be formed above the gas-liquid separator than the second hole.

In addition, the gas-liquid separator may be formed in a hollow cylindrical shape and coupled to a side portion of the connection part.

In addition, the first connection plate and the second connection plate may be formed of the same metal material and coupled to each other through a brazing process.

Details of other embodiments for solving the problem are included in the description and drawings of the invention.

According to the solution to the problem of the present invention described above, in the water-cooled condenser according to the present invention, the gas-liquid separator is coupled and the connection part connecting the condensation part and the supercooling part is easily formed by two plates, so the manufacturing cost of the water-cooled condenser is reduced provides the effect of

In addition, since the connection portion is formed by bonding the surfaces of the two plates to each other through a brazing process, etc., a small gap is formed in the connection portion, thereby effectively preventing leakage of refrigerant and cooling water flowing inside the connection portion.

1 is a view showing a conventional condenser.
2 is a view showing a water-cooled condenser according to an embodiment of the present invention.
3 is a view showing a condensing unit.
4 is a diagram illustrating a supercooling unit.
5 is a view showing a gas-liquid separator.
6 is a view showing a connection part.
7 is a view showing an example of a first connection plate and a second connection plate constituting a connection unit.
8 is a view showing another example of a first connection plate and a second connection plate constituting a connection unit.
9 is a view showing the first connection plate and the second connection plate of FIG. 8 arranged in a direction to be coupled to each other.
10 is a view showing a connection part to which a gas-liquid separator is coupled.
11 is a diagram showing a flow path of a refrigerant inside a water-cooled condenser.
12 is a diagram showing a flow path of cooling water inside a water-cooled condenser.

Hereinafter, embodiments of the present application will be described in detail so that those skilled in the art can easily practice with reference to the accompanying drawings. However, the present disclosure may be implemented in many different forms and is not limited to the embodiments described herein. And in order to clearly describe the present application in the drawings, parts irrelevant to the description are omitted, and similar reference numerals are attached to similar parts throughout the specification.

Throughout this specification, when a part is said to be "connected" to another part, this includes not only the case of being "directly connected" but also the case of being "electrically connected" with another element in between. do.

Throughout the present specification, when a member is said to be located “on” another member, this includes not only a case where a member is in contact with another member, but also a case where another member exists between the two members.

Throughout the present specification, when a part "includes" a certain component, it means that it may further include other components without excluding other components unless otherwise stated. As used throughout this specification, the terms "about," "substantially," and the like are used at or approximating that value when manufacturing and material tolerances inherent in the stated meaning are given, and do not convey the understanding of this application. Accurate or absolute figures are used to help prevent exploitation by unscrupulous infringers of the disclosed disclosure. The term "step of (doing)" or "step of" as used throughout the present specification does not mean "step for".

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings and the description below. However, the present invention is not limited to the embodiments described herein and may be embodied in other forms. Like reference numbers indicate like elements throughout the specification.

Hereinafter, the configuration of a water-cooled condenser according to an embodiment of the present invention will be described.

2 is a view showing a water-cooled condenser according to an embodiment of the present invention.

Referring to FIG. 2 , the water-cooled condenser 1 includes a condensing unit 100, a supercooling unit 200, a gas-liquid separator 300, and a connection unit 400.

First, the condensing unit 100 will be described.

The condenser 100 may perform a function of condensing the refrigerant R by exchanging heat between the refrigerant R and the cooling water C.

3 is a view showing a condensing unit.

Referring to FIG. 3 , the condensation unit 100 includes a plurality of first main plates 110 and a first end plate 120 .

The first main plate 110 may include a plate having at least one first refrigerant hole 111 and at least one first coolant hole 112 formed thereon.

When a plurality of first main plates 110 are stacked, a space in which the coolant C flows and a space in which the refrigerant R flows may be alternately formed, and the first refrigerant hole 111 and the refrigerant R The refrigerant (R) flows into the space where is flowing, and the cooling water (C) flows into the space where the first cooling water hole 112 and the cooling water (C) flow.

The first end plate 120 may be coupled to one side of the plurality of stacked first main plates 110, and a refrigerant outlet hole 121 formed adjacent to the upper outer circumference of the first end plate 120. ), and a plate having at least one or more coolant inlet holes 122 formed thereon.

At this time, the coolant C may flow into the coolant inlet hole 122 of the first end plate 120, and the refrigerant R may flow into the other side of the plurality of first main plates 110 stacked together. there is.

The refrigerant R flowing into the other side of the first main plate 110 may flow inside the condensing unit 100 and then flow out through the refrigerant outlet hole 121 of the first end plate 120 .

In addition, the cooling water (C) flowing into the cooling water inlet hole 122 of the first end plate 120 passes through the first cooling water hole 112 of the first main plate 110 adjacent to the first end plate 120. It may flow in the condensing unit 100 and then be discharged to the other side of the plurality of first main plates 110 stacked.

Next, the supercooling unit 200 will be described.

The supercooling unit 200 may perform a function of supercooling the refrigerant R by exchanging heat between the refrigerant R passing through the gas-liquid separator 300 and the cooling water C, which will be described later.

4 is a diagram illustrating a supercooling unit.

Referring to FIG. 4 , the supercooling unit 200 includes a plurality of second main plates 210 and second end plates 220 .

The second main plate 210 may include a plate having at least one second refrigerant hole 211 and at least one second coolant hole 212 formed thereon.

When a plurality of second main plates 210 are stacked, a space in which the cooling water (C) flows and a space in which the refrigerant (R) flows may be alternately formed, and the second refrigerant hole 211 and the refrigerant (R) The refrigerant (R) flows into the space where is flowing, and the coolant (C) flows into the space where the second cooling water hole 212 and the cooling water (C) flow.

The second end plate 220 may be coupled to one side of the plurality of second main plates 210 stacked, and one refrigerant inlet hole 221 formed adjacent to the lower outer circumference of the second end plate 220 . ), and a plate having at least one coolant outlet hole 222 formed thereon.

At this time, the refrigerant R may flow into the refrigerant inlet hole 221 of the second end plate 220, and the cooling water C may flow into the other side of the plurality of second main plates 210 stacked. there is.

The cooling water (C) flowing into the other side of the second main plate 210 flows inside the supercooling unit 200 and then passes through the cooling water outlet hole 222 of the second end plate 220 to the connection unit 400 to be described later. The coolant may flow out through the through hole 480 . Also, the cooling water C flowing out through the cooling water through hole 480 may flow into the cooling water inlet hole 122 of the first end plate 120 of the condenser 100 .

Meanwhile, the refrigerant R flowing into the refrigerant inlet hole 221 of the second end plate 220 passes through the second refrigerant hole 211 of the second main plate 210 adjacent to the second end plate 220. It may flow in the supercooling unit 200 and then be discharged to the other side of the plurality of second main plates 210 stacked.

Next, the gas-liquid separator 300 will be described.

5 is a view showing a gas-liquid separator.

Referring to FIG. 5, the gas-liquid separator 300 may be formed in a hollow cylindrical shape with a space 310 accommodating the refrigerant R therein, and a first portion into which the refrigerant R flows into one side. A hole 320 may be formed, and a second hole 330 through which the refrigerant R flows out may be formed on the other side.

The first hole 320 may be formed above the gas-liquid separator 300 than the second hole 330 .

In addition, the gas-liquid separator 300 is provided with a dehumidifying material such as a drying material or a filter therein to remove gaseous moisture of the refrigerant R flowing from the condensing unit 100, and the gas-liquid separator 300 The refrigerant R from which gaseous moisture has been removed may be transported to the supercooling unit 200 .

Meanwhile, as shown in FIG. 2 , the gas-liquid separator 300 may be disposed on the side of the condensing unit 100 and the supercooling unit 200 by being coupled to a connection unit 400 to be described later.

Next, the connection unit 400 will be described.

6 is a view showing a connection part.

Referring to FIG. 6 , the connection part 400 is formed in a plate shape, so that one side can be coupled to the first end plate 120 and the other side can be coupled to the second end plate 220. The gas-liquid separator 300 may be coupled.

And, the connection part 400 is a first refrigerant passage 460 that communicates the refrigerant outlet hole 121 and the first hole 320, and a second refrigerant that communicates the refrigerant inlet hole 221 and the second hole 330. A cooling water through hole 380 communicating the passage 470 and the cooling water inlet hole 122 and the cooling water outlet hole 222 may be formed.

The first refrigerant passage 460 guides the refrigerant R flowing out from the refrigerant outlet hole 121 to flow into the first hole 320, and the second refrigerant passage 470 flows out from the second hole 330. The refrigerant R flows into the refrigerant inlet hole 122, and the coolant through hole 380 guides the coolant C flowing out of the coolant outlet hole 222 into the coolant inlet hole 122. can

The connection part 400 may be formed by combining two plates, the first connection plate 410 and the second connection plate 440, and the first connection plate 410 and the second connection plate 440 are of the same type. It is formed of a metal material and can be combined with each other through a brazing process.

Specifically, the connecting portion 400 includes a first connecting plate 410 having an outer surface coupled to the first end plate 120 and an inner surface coupled to the second connecting plate 440, and an outer surface coupled to the second end plate 220. It may include a second connection plate 440 that is coupled and whose inner surface is coupled to the first connection plate 410 .

7 is a view showing an example of a first connection plate and a second connection plate constituting a connection unit.

Referring to FIG. 7 , the first connection plate 410 may include a first through hole 411 , a first groove 412 , and a first cooling water through hole 416 .

The first through hole 411 may be formed to pass through the outer and inner surfaces of the first connection plate 410, and the first groove 412 communicates with the first through hole 411 and connects the first connection plate 410. ) may be formed by intaglio, and the first cooling water through hole 416 may be formed to penetrate the outer and inner surfaces of the first connection plate 410 .

Referring again to FIG. 7 , the second connection plate 440 may include a second through hole 441 , a second groove 442 , and a second cooling water through hole 446 .

The second through hole 441 may be formed to pass through the outer and inner surfaces of the second connection plate 440, and the second groove 442 communicates with the second through hole 441 and the second connection plate 440 ) may be formed by intaglio, and the second cooling water through hole 446 may be formed to penetrate the outer and inner surfaces of the second connection plate 440 .

When the first connection plate 410 and the second connection plate 440 are coupled so that the first cooling water through-hole 416 and the second cooling water through-hole 446 communicate, the first through-hole 411 and the first The grooves 412 together form the first refrigerant passage 460, the second through hole 441 and the second groove 442 together form the second refrigerant passage 470, and the first coolant through hole ( 416) and the second cooling water through hole 446 together form the cooling water through hole 480.

Meanwhile, the connection part 400 is connected to the first connection plate 410 and the second connection plate 440 having a different shape from the first connection plate 410 and the second connection plate 440 shown in FIG. may be formed by

8 is a view showing another example of a first connection plate and a second connection plate constituting a connection unit.

Referring to FIG. 8 , the first connection plate 410 may include a first through hole 411, a first groove portion 412, a fourth groove portion 413, and a first coolant through hole 416. there is.

The first through hole 411 may be formed to pass through the outer and inner surfaces of the first connection plate 410, and the first groove 412 communicates with the first through hole 411 and connects the first connection plate 410. ) may be formed by intaglio, and the first coolant through hole 416 may be formed to penetrate the outer and inner surfaces of the first connection plate 410 .

Further, the fourth groove portion 413 is the second groove portion of the second connection plate 440 among the inner surfaces of the first connection plate 410 when the first connection plate 410 is coupled with the second connection plate 440. A portion facing 442 may be formed by intaglio.

Referring again to FIG. 8 , the second connection plate 440 may include a second through hole 441 , a second groove portion 442 , a third groove portion 443 , and a second coolant through hole 446 . can

The second through hole 441 may be formed to pass through the outer and inner surfaces of the second connection plate 440, and the second groove 442 communicates with the second through hole 441 and the second connection plate 440 ) may be formed by intaglio, and the second cooling water through hole 446 may be formed to penetrate the outer and inner surfaces of the second connection plate 440 .

In addition, the third groove portion 443 is the first groove portion of the first connection plate 410 among the inner surfaces of the second connection plate 440 when the second connection plate 440 is coupled to the first connection plate 410. A portion facing 412 may be formed by intaglio.

9 is a view showing the first connection plate and the second connection plate of FIG. 8 arranged in a direction to be coupled to each other.

As shown in FIG. 9 , when the first connection plate 410 and the second connection plate 440 are coupled, the first through hole 411, the first groove portion 412, and the third groove portion 443 are formed together. The first refrigerant passage 460 is formed, and the second through hole 441 , the second groove 443 , and the fourth groove 413 together form the second refrigerant passage 470 . In addition, the first cooling water through hole 416 and the second cooling water through hole 446 together form a cooling water through hole 480 .

10 is a view showing a connection part to which a gas-liquid separator is coupled.

As shown in FIG. 10, a gas-liquid separator 300 may be coupled to the connection part 400, and when the gas-liquid separator 300 is coupled to the connection part 400, one side of the first refrigerant flow path 460 is a gas-liquid separator. It is connected to the first hole 320 of 300, and one side of the second refrigerant flow path 470 may be connected to the second hole 330 of the gas-liquid separator 300.

When the connection part 400 and the gas-liquid separator 300 are coupled in this way, the refrigerant R flowing out through the refrigerant outlet hole 121 of the first end plate 120 passes through the first through-hole of the first connection plate 410. The refrigerant (R) introduced into the ball 411 and introduced into the first through hole 411 flows along the first refrigerant flow path 460 and passes through the first hole 320 of the gas-liquid separator 300 into the gas-liquid separator. (300) is accommodated inside.

Then, the refrigerant (R) flowing out through the second hole 330 of the gas-liquid separator 300 flows along the second refrigerant flow path 470 to the second through hole 441 of the second connection plate 440. The refrigerant R flowing out and flowing out from the second through hole 441 flows into the refrigerant inlet hole 221 of the second end plate 220 and flows inside the supercooling unit 200 .

Hereinafter, the action and effect of the water-cooled condenser of the present invention will be described.

First, the flow of the refrigerant R in the water-cooled condenser 1 will be described.

11 is a diagram showing a flow path of a refrigerant inside a water-cooled condenser.

Referring to FIG. 11 , the refrigerant (R) introduced into one side of the condensing unit 100 flows inside the condensing unit 100 while exchanging heat with the cooling water (C), and the refrigerant outlet hole of the first end plate 120 (121) is reached.

The refrigerant R flows out of the refrigerant outlet hole 121 and flows into the first through hole 411 of the connection part 400 . The refrigerant R introduced through the first through hole 411 flows along the first refrigerant flow path 460 and is accommodated in the gas-liquid separator 300 .

The refrigerant (R) accommodated in the gas-liquid separator 300 flows out through the second hole 320 after the vapor phase moisture is removed, flows along the second refrigerant passage 470 of the connection part 400, and flows through the second through hole (441).

The refrigerant R flowing out from the second through hole 441 flows into the refrigerant inlet hole 221 of the second end plate 220, and the refrigerant R flowing into the refrigerant inlet hole 221 cools the supercooling unit ( 200) While flowing inside, it exchanges heat with the cooling water (C) and is then discharged to one side of the supercooling unit 200.

Next, the flow of the cooling water C in the water-cooled condenser 1 will be described.

12 is a diagram showing a flow path of cooling water inside a water-cooled condenser.

Referring to FIG. 12, the cooling water (C) flowing into one side of the supercooling unit 200 exchanges heat with the refrigerant (R) while flowing inside the supercooling unit 200, and the cooling water outlet hole of the second end plate 220 (222) is reached.

Cooling water (C) flows out of the cooling water outlet hole 222, flows into one side of the cooling water through-hole 480 of the connection part 400, and is discharged through the other side of the cooling water through-hole 480.

The cooling water (C) discharged to the other side of the cooling water through-hole 480 is introduced into the cooling water inlet hole 122 of the first end plate 120, and the cooling water (C) introduced into the cooling water inlet hole 122 is condensed. While flowing inside the unit 100 and exchanging heat with the refrigerant R, it is discharged to one side of the condensing unit 100.

As described above, in the water-cooled condenser according to the present invention, since the gas-liquid separator is coupled and the connection part connecting the condensing part and the supercooling part is easily formed by two plates, the manufacturing cost of the water-cooled condenser is reduced.

In addition, since the connection portion is formed by bonding the surfaces of the two plates to each other through a brazing process, etc., a small gap is formed in the connection portion, thereby effectively preventing leakage of refrigerant and cooling water flowing inside the connection portion.

The above description of the present invention is for illustrative purposes, and those skilled in the art can understand that it can be easily modified into other specific forms without changing the technical spirit or essential features of the present invention. will be. Therefore, the embodiments described above should be understood as illustrative in all respects and not limiting. For example, each component described as a single type may be implemented in a distributed manner, and similarly, components described as distributed may be implemented in a combined form.

The scope of the present invention is indicated by the following claims rather than the above detailed description, and all changes or modifications derived from the meaning and scope of the claims and equivalent concepts thereof should be construed as being included in the scope of the present invention.

1: water-cooled condenser 100: condensation unit
110: first main plate 120: first end plate
200: supercooling unit 210: second main plate
220: second end plate 300: gas-liquid separator
310: space 320: first hall
330: second hole 400: connection part
410: first connection plate 440: second connection plate
460: first refrigerant flow path 470: second refrigerant flow path
480: coolant through hole

Claims (11)

a condensation unit including a plurality of stacked first main plates and a first end plate coupled to one side of the plurality of first main plates;
a supercooling unit including a plurality of stacked second main plates and a second end plate coupled to one side of the plurality of second main plates;
A gas-liquid separator in which the refrigerant is introduced into one side and the refrigerant is discharged through the other side; and
A connection unit for transferring the refrigerant flowing out from the condensing unit to the gas-liquid separator and transferring the refrigerant flowing out from the gas-liquid separator to the supercooling unit;
The connection part is formed in a plate shape, a water-cooled condenser.
According to claim 1,
The water-cooled condenser of claim 1 , wherein one side of the connection part is coupled to the first end plate, the other side is coupled to the second end plate, and the gas-liquid separator is coupled to one side.
According to claim 2,
The connection part,
a first refrigerant passage for transferring the refrigerant discharged from the condensing unit to the gas-liquid separator;
a second refrigerant passage for transferring the refrigerant flowing out of the gas-liquid separator to the supercooling unit; and
A water-cooled condenser in which cooling water through-holes through which cooling water flows in and out are formed.
According to claim 3,
The first end plate has a refrigerant outlet hole and a coolant inlet hole,
The second end plate has a refrigerant inlet hole and a coolant outlet hole,
The gas-liquid separator has a first hole through which a refrigerant flows into one side and a second hole through which a refrigerant in a liquid state flows out on the other side.
The first refrigerant passage communicates the refrigerant outlet hole and the first hole, the second refrigerant passage communicates the refrigerant inlet hole and the second hole, and the cooling water through-hole connects the cooling water inlet hole and the cooling water. A water-cooled condenser that communicates the outlet hole.
According to claim 4,
The connection part,
It is formed by combining a plate-shaped first connection plate and a plate-shaped second connection plate,
The first connection plate has an outer surface coupled with the first end plate and an inner surface coupled with the second connection plate, and the second connection plate has an outer surface coupled with the second end plate and an inner surface coupled with the first connection plate. Combined with a water-cooled condenser.
According to claim 5,
In the first refrigerant flow path,
a first through hole penetrating the outer and inner surfaces of the first connection plate; and
It communicates with the first through hole and includes a first groove formed by intaglio on the inner surface of the first connection plate,
The second refrigerant flow path,
a second through hole penetrating the outer and inner surfaces of the second connection plate; and
It communicates with the second through hole and includes a second groove formed by intaglio on the inner surface of the second connection plate,
The cooling water through hole,
a first coolant through-hole formed in the first connecting plate; and
A second coolant through-hole formed in the second connection plate;
Wherein the first through hole communicates with the refrigerant outlet hole and the second through hole communicates with the refrigerant inlet hole.
According to claim 6,
In the first refrigerant flow path,
A third groove portion formed by engraving an inner surface of the second connection plate facing the first groove portion;
The second refrigerant flow path,
A water-cooled condenser comprising a fourth groove portion formed by engraving an inner surface of the first connection plate facing the second groove portion.
According to claim 7,
The refrigerant outlet hole is formed adjacent to an upper outer periphery of the first end plate,
The refrigerant inlet hole is formed adjacent to the lower outer periphery of the second end plate, the water-cooled condenser.
According to claim 8,
The first hole is formed above the gas-liquid separator than the second hole, the water-cooled condenser.
According to claim 9,
The gas-liquid separator is formed in a hollow cylindrical shape and is coupled to the side of the connection part, a water-cooled condenser.
According to claim 10,
The first connection plate and the second connection plate are formed of the same metal material and coupled to each other through a brazing process, the water-cooled condenser.

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