KR20130120799A - Circulation type water heaters - Google Patents

Abstract

The present invention relates to a circulation type water heater in which multiple heat exchanger are arranged in parallel, wherein heat medium fluid for heating hot water and warm water is fed to the heat exchangers to be divided at fixed amounts, and, more specifically, to the circulation type water heater including: a case; a warm water exchange part being formed at a lower side inside the case and comprising a first and a second heat exchanger which are mutually connected, wherein water to be the warm water is circulated after flowing into the upper side of the first heat exchanger, is discharged through the lower side of the first exchanger, is circulated after flowing into the upper side of the second heat exchanger, and then is discharged to be the warm water through the lower side of the second heat exchanger; and a heat medium fluid feeding part being formed at an upper side inside the case and being formed with a heat medium fluid pump circulating the heat medium fluid stored in a storage container having a heating function, wherein the heated heat medium fluid is circulated with being respectively fed to the upper sides of the first and the second heat exchanger of the warm water exchange part at fixed amounts after being divided into two equal parts through the heat medium fluid pump of the heat medium fluid feeding part, thereby reducing heating time and for heating to high temperature by repetitively circulating the hot water through arranging the heat exchangers in parallel and through heating the warm water with heating water as the heat medium fluid using oil. [Reference numerals] (AA) Water;(BB) Heat medium fluid

Description

Circulation type water heaters

The present invention relates to a circulating water heater, and more particularly, to a circulating water heater in which a plurality of heat exchangers are arranged in parallel, and each of the heat exchangers is quantitatively supplied with a heat medium oil for heating heating water and hot water.

In general, a boiler is a mechanical device for supplying heat by burning fuel such as gas or oil and supplying heat to a place where it is necessary for life or business. Usually, a heat exchanger is installed in a combustion chamber and hot water heated from the heat exchanger is often used. use.

In particular, the heating method of installing the pipes connected to the boiler on the floor is the mainstream of home heating. In addition, the boilers used in homes or businesses are mainly for heating, but as the lifestyle changes, the supply of hot water is increasing to almost the main purpose of the boiler. Normally, in Korea, the heating system in the home is used to bury the pipes at appropriate intervals on the floor of the building, connect the pipes to the heat exchangers of the boilers for heating, and connect the hot water pipes to the heat exchangers for hot water supply. do.

As described above, a heat exchanger for a boiler was proposed as Korean Patent Registration No. 10-0355706 according to the prior art.

Such a conventional heat exchanger for a boiler includes a boiler main body in which a combustion chamber is provided at a lower side thereof, and respective structures are installed therein; A burner configured to emit thermal energy by burning fuel supplied to the combustion chamber; The heat exchanger is installed in the boiler body to be heated by the heat of combustion of the burner to selectively supply heating water and hot water, wherein the heat exchanger sequentially stacks the heating water heat exchanger and the hot water heat exchanger, Combustion gas discharged from the burner passes through the flue provided therein and is configured to directly exchange heat.

However, the conventional heat exchanger for a boiler as described above has a problem that the heating temperature is low because it is composed of one heat exchanger and is heated in a single circulation method when heating heating water or hot water.

In addition, even when the hot water is circulated several times and heated, the heat medium oil heated in a plurality of heat exchangers cannot be distributed evenly and uniformly. There was a problem that is significantly reduced.

Thus, there is an urgent need for a circulating water heater capable of circulating hot water several times in a plurality of heat exchangers arranged in parallel, shortening heating efficiency and heating time, and at the same time distributing the heated heat medium oil to a plurality of heat exchangers.

Therefore, the present invention has been devised in view of the problems of the prior art as described above. By using a plurality of heat exchangers in parallel and using heated water for heating hot water as a heat medium using oil, the heating time is fast and the hot water is repeatedly circulated to obtain high temperature. It is an object of the present invention to provide a circulating water heater that can be heated by a furnace.

In addition, another object of the present invention is to quantitatively distribute heat medium oil into two parts, three parts, and four parts according to the number of heat exchangers arranged in parallel in plurality.

In addition, another object of the present invention is to prevent the supercharging to one side by quantitatively supplying the heat medium oil to a plurality of heat exchangers in a quantitative manner so that no backflow or bubbles are generated.

In order to achieve the above object, the present invention is a circulating water heater, the water for hot water flows into the upper portion of the first heat exchanger to the inner lower side of the case and is discharged through the lower portion is introduced into the upper portion of the second heat exchanger After circulation, the first and second heat exchangers are connected to each other so that the first and second heat exchangers are discharged through hot water and are discharged to hot water. The heat medium oil is connected to the heat medium oil pump of the heat medium oil supply unit, and the heat medium oil is bi-divided into the upper part of the first and second heat exchangers of the hot water exchange unit, and is quantitatively supplied. It provides a circulating water heater characterized in that the heat medium oil is discharged and configured to flow into the reservoir.

As described above, the present invention has the effect of heating the water at a high temperature by circulating hot water repeatedly by circulating a plurality of heat exchangers and using heating water for heating hot water as a heat medium oil using oil.

In addition, according to the number of heat exchangers arranged in parallel with each other, there is an effect of quantitatively distributing the heat medium oil into two parts, three parts, and four parts.

In addition, by dividing and supplying the heat medium oil to a plurality of heat exchangers in equal quantities, there is an effect of preventing the supercharging to one side to prevent backflow or bubbles.

1 is a cross-sectional view showing a two-circulation process using a circulating water heater according to the present invention,
Figure 2 is a perspective view showing the outer body of the quantitative distributor for dividing the heat medium oil according to the present invention,
Figure 3 is a perspective view showing a split body of the quantitative distributor for dividing the heat medium oil according to the present invention,
Figure 4 is a perspective view showing a closing plate of the quantitative distributor for dividing the heat medium oil according to the present invention,
5 is a cross-sectional view showing a three-circulation process using a circulating water heater according to the present invention;
Figure 6 is a perspective view showing the outer body of the quantitative distributor for dividing the heat medium oil in accordance with the present invention,
Figure 7 is a perspective view showing a divided body of the quantitative distributor for dividing the heat medium oil according to the present invention,
Figure 8 is a perspective view showing a closing plate of the quantitative distributor for dividing the heat medium oil according to the present invention,
9 is a cross-sectional view showing a four-circulation process using a circulating water heater according to the present invention;
10 is a perspective view showing the outer body of the quantitative distributor that divides the heat medium oil in accordance with the present invention;
Figure 11 is a perspective view showing a divided body of the quantitative distributor to divide the heat medium oil in accordance with the present invention,
12 is a perspective view showing a closing plate of the quantitative distributor for quarterly dividing the heat medium oil according to the present invention.

BRIEF DESCRIPTION OF THE DRAWINGS The above and other features and advantages of the present invention will be more apparent from the following detailed description taken in conjunction with the accompanying drawings, in which: FIG.

1 to 4, the circulating water heater of the present invention relates to a circulating water heater, wherein the water for hot water is circulated to the first heat exchanger 41 and the second heat exchanger 42 in order to be heated. The first and second heat exchangers 41 and 42 of the hot water exchanger 50 connected to the hot water exchanger 50 and the thermal fluid oil pump 32 of the thermal fluid supply unit 30 to be heated. The water heater 100A is configured so that the heat medium oil is discharged to the lower portion of the first and second heat exchangers 41 and 42 after being circulated in two parts to each of the upper portions of the c) and flows to the reservoir 31 after circulation.

As another embodiment, as shown in Figures 5 to 8, the water for hot water is sequentially circulated to the first heat exchanger 41, the second heat exchanger 42, the third heat exchanger 43, heated and discharged. The first, second and third heat exchangers 41 and 42 of the hot water exchange part 50 are connected to the hot water exchange part 50 and the heat medium oil pump 32 of the heat medium oil supply part 30 to be heated. Water supply (100B) so that the heat medium oil is discharged to the lower portion of the first, second and third heat exchangers (41) (42) (43) after being circulated in two parts to the upper part of the (43) and then circulated. ) Is configured.

As another embodiment, as shown in Figures 9 to 12, the water for hot water is sequentially the first heat exchanger 41, the second heat exchanger 42, the third heat exchanger 43, the fourth heat exchanger The first and second heat exchangers 50 of the hot water exchange unit 50 connected to the hot water exchange unit 50 circulated by the heating and discharged and the heat medium oil pump 32 of the heat medium oil supply unit 30 are heated. The second, third, and fourth heat exchangers 41, 42, 43, 44 are bisected into the upper portions of the first and second heat exchangers 41, 42, 43, and 44, respectively, and then circulated. Water heater 100C is configured such that the heat medium oil is discharged to the lower portion of 44) and flows to the storage container 31.

Commonly, as illustrated in FIGS. 1, 5, and 9, the case 10 constituting the water heaters 100A, 100B, and 100C may be described as an example of being manufactured in a rectangular box shape.

And, the heat medium oil supply unit 30 is composed of a heat medium oil pump 32 for circulating the heat medium oil stored in the storage container 31 having a heating function to the other side of the case 10.

In addition, the water inlet pipe (50a) for supplying water to the first heat exchanger (41) in the hot water exchange unit 50 is connected, the water inlet pipe (50a) to remove the calcite or foreign substances contained in the water The filter 22a can be combined.

Such, each configuration of the water heater (100A) 100B (100C) is as follows when described separately.

1. As shown in Figures 1 to 4, the water heater (100A) is a hot water exchange unit 50 consisting of first and second heat exchangers (41, 42) on the lower side of the heat medium oil supply unit (30), respectively. Is composed.

This, the hot water exchange unit 50 is the water for hot water flows into the upper portion of the first heat exchanger 41 to the inner lower side of the case 10 and is discharged through the lower portion of the second heat exchanger 42 The first and second heat exchangers 41 and 42 are connected to each other such that the first and second heat exchangers 41 and 42 are discharged through the lower part and then discharged through the lower part and discharged into the hot water.

At this time, the water inlet pipe (50a) provided with the filter 22a is connected to the upper portion of the first heat exchanger 41, the lower portion of the first heat exchanger 41 and the upper portion of the second heat exchanger (42) The first connection pipe 41a is connected to each other, and the second heat exchanger 42 is connected to the lower part of the hot water discharge pipe 50b for discharging the heated heating water for discharging the hot water.

Then, the heat medium oil connected to the heat medium oil pump 32 of the heat medium oil supply unit 30 is heated to the upper portions of the first and second heat exchangers 41 and 42 of the hot water exchange unit 50, respectively. 70) and the heat medium oil is discharged to the lower portion of the first and second heat exchangers (41) and (42) after the supply circulation in quantitatively divided by 70) to flow to the reservoir (31).

At this time, the heat medium oil which circulates inside the first and second heat exchangers 41 and 42 and heats water has recovery pipes 31a connected to the first and second heat exchangers 41 and 42, respectively. Connected to each other to be connected to the storage bin (31).

That is, in order to bisect the heat medium oil in a quantitative manner, a connection passage 71 connected to the heat medium oil pump 32 of the heat medium oil supply unit 30 is formed on one side, and both sides of the other side on which the connection passage 71 is formed. The quantitative distributor 70 is formed with a pair of first and second split passages 91 and 92 connected to the first and second heat exchangers 41 and 42 of the hot water exchanger 50, respectively. .

This, the heat medium oil pump 32 and the connecting passage 71 of the metering distributor 70 is connected.

Here, the first split pipe (91a) connected to the first split passage (91) of the first and second split passage (91, 92) is connected to the upper portion of the first heat exchanger 41 to supply the heat medium oil The second split pipe (92a) connected to the second split passage (92) is connected to the upper portion of the second heat exchanger (42) and is configured to supply heat medium oil.

In more detail, the quantitative divider 70 is composed of an outer body 72 in which a pair of first and second split passages 91 and 92 are formed on both sides of the connection passage 71 at right angles.

In addition, a vertical plate-shaped partition plate 73 is inserted into the outer body 72 and positioned at the lower center of the connection passage 71.

The first and second communication holes 95 and 96 communicating with the inner space of the outer body 72 and the first and second division passages 91 and 92 are formed at both sides of the partition plate 73. It consists of a split body (74).

In addition, the split body 74 is composed of a closing plate 75 coupled to the outer body 72 is inserted.

2. As shown in Figures 5 to 8, the hot water heater (100B) is a hot water consisting of the first, second, third heat exchangers (41, 42, 43) on the lower side of the heat medium oil supply unit 30, respectively The exchange part 50 is comprised.

This, the hot water exchange unit 50 is the water for hot water flows into the upper portion of the first heat exchanger 41 to the inner lower side of the case 10 and is discharged through the lower portion of the second heat exchanger 42 The first, second and third heat exchangers 41, 42, 43 are mutually discharged to the upper part of the third heat exchanger 43 and then discharged to the upper part of the third heat exchanger 43 and then discharged to the hot water through the lower part. It is connected and configured.

At this time, the water inlet pipe (50a) provided with the filter 22a is connected to the upper portion of the first heat exchanger 41, the lower portion of the first heat exchanger 41 and the upper portion of the second heat exchanger (42) The first connection pipe 41a is connected to each other, the lower part of the second heat exchanger 42 and the upper part of the third heat exchanger 43 are connected to each other by the second connection pipe 42a, and the third heat exchanger 43, the hot water discharge pipe 50b for discharging the heated heating water for hot water discharge is connected to the lower portion.

Then, the heat medium oil connected to the heat medium oil pump 32 of the heat medium oil supply unit 30 is heated to the upper portions of the first, second, and third heat exchangers 41, 42, 43 of the hot water exchange unit 50. Furnace oil is discharged to the lower portion of the first, second and third heat exchangers (41) (42) (43) after being circulated in a quantitative manner by quantitative distributor (70) to flow into the reservoir (31).

At this time, the heat medium oil which circulates inside the first, second and third heat exchangers 41 and 42 and 43 and heats water is transferred to the first, second and third heat exchangers 41 and 42 and 43. The recovery pipes 31a connected to the lower portions are connected to each other to be connected to the storage container 31.

That is, in order to divide the heat medium oil into quantitative quantities, a connection passage 71 connected to the heat medium oil pump 32 of the heat medium oil supply unit 30 is formed on one side, and both sides of the other side on which the connection passage 71 is formed. The first, second and third split passages 91, 92 and 93 are respectively connected to the upper portions of the first, second and third heat exchangers 41, 42 and 43 of the hot water exchange unit 50. The formed metering distributor 70 is configured.

This, the heat medium oil pump 32 and the connecting passage 71 of the metering distributor 70 is connected.

Here, the first split pipe (91a) connected to the first split passage (91) of the first, second, third split passages (91, 92, 93) is connected to the upper portion of the first heat exchanger (41) The second a split pipe (92a) is connected to the upper portion of the second heat exchanger (42), and is connected to the third split passage (93). The 3a split pipe 93a is connected to an upper portion of the third heat exchanger 43 and is configured to supply heat medium oil.

In more detail, the quantitative divider 70 is composed of an outer body 72 in which three first, second, and third split passages 91, 92, 93 are formed on both sides of the connection passage 71 at right angles. do.

In addition, the partition plate 73 is formed in the center of the three vertical plates inserted into the outer body 72 and positioned at the lower center of the connection passage 71 in a 120 degree arrangement.

The first, second and third communication holes 95 which communicate with the inner space of the outer body 72 and the first, second and third division passages 91, 92 and 93 on both sides of the partition plate 73. (96) (97) is formed of a divided body 74 is formed.

In addition, the split body 74 is composed of a closing plate 75 coupled to the outer body 72 is inserted.

3. As shown in Figs. 9 to 12, the water heater 100C includes first, second, third and fourth heat exchangers 41, 42, 43 (at the lower side of the heat medium oil supply unit 30, respectively). The hot water exchange part 50 which consists of 44 is comprised.

This, the hot water exchange unit 50 is the water for hot water flows into the upper portion of the first heat exchanger 41 to the inner lower side of the case 10 and is discharged through the lower portion of the second heat exchanger 42 After the inflow circulation to the upper part is discharged through the lower then the inlet circulation to the top of the third heat exchanger (43) and then discharged to the hot water through the lower then the inlet circulation to the top of the fourth heat exchanger (44) and then to the hot water through the lower part The first, second, third and fourth heat exchangers 41, 42, 43 and 44 are configured to be connected to each other to be discharged.

At this time, the water inlet pipe (50a) provided with the filter 22a is connected to the upper portion of the first heat exchanger 41, the lower portion of the first heat exchanger 41 and the upper portion of the second heat exchanger (42) The first connection pipe 41a is connected to each other, the lower part of the second heat exchanger 42 and the upper part of the third heat exchanger 43 are connected to each other by the second connection pipe 42a, and the third heat exchanger The lower portion of the 43 and the upper portion of the fourth heat exchanger 44 are connected to each other by a third connecting tube 43a, and the fourth heat exchanger 44 discharges heated water for discharging hot water. 50b is connected to the bottom.

In addition, the first, second, third and fourth heat exchangers 41, 42, and 43 of the hot oil exchange unit 50 are connected to the heated medium oil pump 32 of the heat medium oil supply unit 30. The heat medium oil is discharged to the lower part of the first, second, third and fourth heat exchangers 41, 42, 43 and 44 after the supply circulation is quantitatively divided into four by the quantitative distributor 70 at the upper part of the 44. And configured to flow into the reservoir 31.

At this time, the heat medium oil which circulates inside the first, second, third and fourth heat exchangers 41, 42, 43 and 44 and heats water is the first, second, third and fourth heat exchangers 41. Recovery pipes 31a connected to the lower portions 42 and 43 and 44 are connected to each other to be connected to the storage container 31.

That is, a connection passage 71 connected to the heat medium oil pump 32 of the heat medium oil supply unit 30 is formed on one side to divide the heat medium oil into quantitative quantities, and the other side surface on which the connection passage 71 is formed. Four first, second, third and fourth split passages 91 connected to the first, second, third and fourth heat exchangers 41, 42, 43 and 44 of the hot water exchange unit 50 on both sides 91 (92) (93) (94) is formed a quantitative distributor (70).

This, the heat medium oil pump 32 and the connecting passage 71 of the metering distributor 70 is connected.

Here, the first a split pipe 91a connected to the first split passage 91 among the first, second, third, and fourth split passages 91, 92, 93, 94 is a first heat exchanger 41. Is connected to the upper portion of the heat supply oil, and the second split pipe (92a) connected to the second dividing passage (92) is connected to the upper portion of the second heat exchanger (42), and the third dividing passage ( The third split pipe (93a) connected to the 93 is connected to the upper portion of the third heat exchanger (43), and the fourth split pipe (94a) connected to the fourth split passage (94) is the fourth heat exchanger ( It is connected to the top of 44) and is configured to supply heat medium oil.

In more detail, the quantitative divider 70 has an outer body in which three first, second, third, and fourth split passages 91, 92, 93, and 94 are formed on both sides of the connection passage 71 at right angles. It consists of 72.

In addition, the partition plate 73 is formed in the center of the four vertical plates inserted into the interior of the outer body 72 located in the lower center of the connecting passage 71 in a 90-degree arrangement.

The first, second, and second surfaces communicating with the inner space of the outer body 72 and the first, second, third, and fourth division passages 91, 92, 93, and 94 on both sides of the partition plate 73. It consists of a split body 74 is formed with three, four communication holes (95, 96, 97, 98).

In addition, the split body 74 is composed of a closing plate 75 coupled to the outer body 72 is inserted.

Referring to the operation and effects of the water heater 100A, 100B, 100C of the present invention configured as described above are as follows.

1. As shown in Figures 1 to 4, look at the action and effect of the water heater (100A), the water for external hot water to be used for heating through the water inlet pipe (50a) water inlet pipe (50a) While flowing through the filter 22a, lime or foreign matter is caught and flows into the upper portion of the first heat exchanger 41.

Thus, the introduced hot water flows through the inside of the first heat exchanger 41, passes through the first connection pipe 41a, passes through the second heat exchanger 42, and then is used as heating through the hot water discharge pipe 50b. Exhaust.

At this time, by heating the hot water is circulated at the same time (heating) to operate the heating function in the reservoir 31 to heat the heat medium oil to about 60 ~ 80 ℃.

When the heat medium oil is heated to a predetermined temperature, the heat medium oil pump 32 is operated to flow the heat medium oil to the quantitative distributor 70.

In this way, the heat medium oil is supplied to the first and second heat exchangers 41 and 42 by the quantitative distributor 70, and is supplied into the flow path through the connection passage 71.

Thereafter, the heat medium oil introduced into the quantitative distributor 70 is divided into quantitatively while contacting the partition plate 73 of the divided body 74 while being introduced into the outer body 72 and the first and second communication holes ( 95 through 96.

At this time, the heat medium oil discharged to the first communication hole (95) is supplied to the upper part of the first heat exchanger (41) through the first a split pipe (91a) connected to the first split passage (91) and circulated to the inner bottom. The heat transfer oil discharged to the recovery pipe 31a and discharged to the second communication hole 96 is connected to the upper portion of the second heat exchanger 42 through the second a split pipe 92a connected to the second split passage 92. It is supplied and circulated to the inner lower part, and then discharged to the recovery pipe 31a to be recovered together with the storage container 31.

Thus, the hot water is heated by secondary heat while circulating the first and second heat exchangers 41 and 42 sequentially by the heated heat medium oil circulating the first and second heat exchangers 41 and 42, respectively. There is a characteristic.

2. As shown in Figures 5 to 8, look at the action and effect of the water heater (100B), the water for the external hot water to be used for heating through the water inlet pipe (50a) water inlet pipe (50a) While flowing through the filter 22a, lime or foreign matter is caught and flows into the upper portion of the first heat exchanger 41.

Thus, the introduced hot water flows through the inside of the first heat exchanger 41 and flows through the first heat exchanger 41a to the inside of the second heat exchanger 42, and then the second heat exchanger 42a. After passing through the inside of the third heat exchanger 43 is discharged to use as heating through the hot water discharge pipe (50b).

At this time, by heating the hot water is circulated at the same time (heating) to operate the heating function in the reservoir 31 to heat the heat medium oil to about 60 ~ 80 ℃.

When the heat medium oil is heated to a predetermined temperature, the heat medium oil pump 32 is operated to flow the heat medium oil to the quantitative distributor 70.

Thus, the heat medium oil is supplied to the first, second and third heat exchangers (41) (42) (43) by the quantitative distributor (70) and flows through the connecting passage (71) and is supplied into the inside. .

In detail, the heat medium oil introduced into the quantitative divider 70 is introduced into the outer body 72 and at the same time, while contacting the partition plate 73 of the divided body 74, the quantitatively divided into quantitatively, respectively. It is discharged through the communication holes (95, 96, 97).

At this time, the heat medium oil discharged to the first communication hole (95) is supplied to the upper part of the first heat exchanger (41) through the first a split pipe (91a) connected to the first split passage (91) and circulated to the inner bottom. The heat transfer oil discharged to the recovery pipe 31a and discharged to the second communication hole 96 is connected to the upper portion of the second heat exchanger 42 through the second a split pipe 92a connected to the second split passage 92. After being supplied and circulated to the inner lower part and discharged to the recovery pipe 31a, the heat medium oil discharged to the third communication hole 97 is formed through the third split pipe 93a connected to the third split passage 93. The upper part of the three heat exchangers 43 is supplied, circulated to the inner lower part, and then discharged to the recovery pipe 31a to be recovered together with the storage container 31.

In this way, the hot water is heated by the heat transfer oil circulating the first, second and third heat exchangers 41, 42 and 43 separately, respectively. There is a feature that is heated over three orders while sequentially circulating.

3. As shown in Figures 8 to 12, look at the action and effect of the water heater (100C), the water for external hot water to be used for heating through the water inlet pipe (50a) the water inlet pipe (50a) While flowing through the filter 22a, lime or foreign matter is caught and flows into the upper portion of the first heat exchanger 41.

Thus, the introduced hot water flows through the inside of the first heat exchanger 41 and flows through the first heat exchanger 41a to the inside of the second heat exchanger 42, and then the second heat exchanger 42a. After passing through the inside of the third heat exchanger 43, and passes through the inside of the fourth heat exchanger 44 through the third connecting pipe (43a) and then discharged for use as heating through the hot water discharge pipe (50b).

At this time, by heating the hot water is circulated at the same time (heating) to operate the heating function in the reservoir 31 to heat the heat medium oil to about 60 ~ 80 ℃.

When the heat medium oil is heated to a predetermined temperature, the heat medium oil pump 32 is operated to flow the heat medium oil to the quantitative distributor 70.

In this way, the heat medium oil is supplied into the flow path through the connecting passage 71 by the quantitative distributor (70), and then divided into four by the quantitative first, second, third, fourth heat exchanger (41) (42) (43) Supplied to 44.

In detail, the heat medium oil introduced into the quantitative divider 70 is introduced into the outer body 72 and at the same time, while contacting the partition plate 73 of the divided body 74, the quantitatively divided into quantitatively, respectively. It is discharged through the four communication holes (95, 96, 97 (98)).

At this time, the heat medium oil discharged to the first communication hole (95) is supplied to the upper part of the first heat exchanger (41) through the first a split pipe (91a) connected to the first split passage (91) and circulated to the inner bottom. The heat transfer oil discharged to the recovery pipe 31a and discharged to the second communication hole 96 is connected to the upper portion of the second heat exchanger 42 through the second a split pipe 92a connected to the second split passage 92. After being supplied and circulated to the inner lower part and discharged to the recovery pipe 31a, the heat medium oil discharged to the third communication hole 97 is formed through the third split pipe 93a connected to the third split passage 93. The upper portion of the three heat exchangers 43 is circulated to the inner lower portion and then discharged to the recovery pipe 31a, and the heat medium oil discharged to the fourth communication hole 98 is connected to the fourth dividing passage 94. The upper portion of the fourth heat exchanger 44 is supplied to the upper portion of the fourth heat exchanger 44 through the dividing pipe 94a, and then circulated to the lower portion of the fourth heat exchanger 44.

Thus, the hot water is first, second, third, fourth heat exchanger 41 by the heated heat medium oil circulating the first, second, third, fourth heat exchangers 41, 42, 43, 44 separately. (42) (43) (44) is characterized by being heated over four orders while sequentially circulating.

Commonly, the water heaters 100A, 100B, and 100C are divided into two, three, and four portions of the heat medium oil through the first and second quantitative distributors 70 and 80, respectively, so that the heating water supply unit 20 and the heat medium hole are quantified. As each is separately supplied to the pay portion 30, the supercharge phenomenon and the backflow phenomenon do not occur.

For example, assuming that the initial temperature of the heating water and the hot water circulating in the first heat exchanger 41 is 0 ° C, and the temperature of the heat medium is 80 ° C, in the case of the water heater 100A, the heating water and the hot water are When the second heat exchanger (41, 42) is circulated and heated twice, and the temperature of the heating water and the hot water reaches about 20 to 30 ° C in the first heat exchanger (41), the second heat exchanger (42) is The cycle is about 30 ~ 40 ℃.

In the case of the water heater 100B, the heating water and the hot water circulate in the first, second and third heat exchangers 41, 42 and 43, and are heated three times. If the temperature of the hot water is about 20 ~ 30 ℃, when the second heat exchanger 42 is circulated is about 30 ~ 40 ℃, if the third heat exchanger 53 is about 40 ~ 50 ℃ will be.

On the other hand, in the case of the water heater 100C, the heating water and the hot water circulate in the first, second, third and fourth heat exchangers 41, 42, 43 and 44 and are heated four times to heat the first heat exchanger 41. ) If the temperature of the heating water and hot water is about 20 ~ 30 ℃, if the second heat exchanger 42 is circulated is about 30 ~ 40 ℃, if the third heat exchanger 53 is about 40 When the temperature becomes ˜50 ° C. and circulates through the fourth heat exchanger 54, the temperature is about 50 ° C. to 60 ° C., and the temperature is described as an example to help understanding.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is clearly understood that the same is by way of illustration and example only and is not to be construed as limited to the embodiments set forth herein. Various changes and modifications may be made by those skilled in the art.

10: case 22a: filter
30: heat medium oil supply part 31: storage bin
31a: recovery pipe 32: heat medium oil pump
41: first heat exchanger 41a: first connector
42: second heat exchanger 42a: second connector
43: third heat exchanger 43a: third connector
44: fourth heat exchanger 50: hot water exchange unit
50a: water inlet pipe 50b: hot water discharge pipe
70: quantitative distributor
71: connecting passage 72: outer body
73: divider 74: split body
75: closing plate 91: the first divided passage
92: second dividing passage 93: third dividing passage
94: fourth division passage 95: first communication hall
96: second communication hole 97: third communication hole
98: 4th communication hole 100A, 100B, 100C: water heater

Claims (12)

In the circulating water heater,
Water for hot water flows into the upper portion of the first heat exchanger 41 to the inner lower side of the case 10 and circulates through the lower portion and is discharged through the lower portion and discharged through the lower portion after the inflow to the upper portion of the second heat exchanger 42. The first and second heat exchangers 41 and 42 are connected to each other so that the hot water is discharged to the hot water is configured,
The heat medium oil supply unit 30 is constituted by a heat medium oil pump 32 circulating the heat medium oil stored in the storage container 31 having a heating function to the upper portion of the case 10,
The heat medium oil connected to the heat medium oil pump 32 of the heat medium oil supply unit 30 is bi-divided into upper portions of the first and second heat exchangers 41 and 42 of the hot water exchange unit 50 to supply quantitatively. The circulation water heater, characterized in that the heat medium oil is discharged to the lower portion of the first and second heat exchangers (41) (42) after the circulation to flow to the storage tank (31). The hot water exchanger according to claim 1, wherein the hot water exchange unit (50) is configured by combining a filter (22a) for removing lime or foreign matter contained in water. The method of claim 1, wherein the connecting passage 71 which is connected to the heating medium oil pump 32 of the heating medium oil supply unit 30 is formed on one side in order to bisect the heat medium oil in a quantitative manner, and the connecting passage 71 is Quantitative distributor 70 having a pair of first and second split passages 91 and 92 connected to the first and second heat exchangers 41 and 42 of the hot water exchange unit 50 on both sides of the other side, respectively. Circulating water heater, characterized in that consisting of). According to claim 3, wherein the quantitative divider 70 constitutes an outer body 72 in which a pair of first and second split passages 91 and 92 are formed on both sides disposed at right angles with the connection passage 71, respectively. ,
The vertical plate-shaped partition plates 73 inserted into the outer body 72 and positioned at the lower center of the connection passage 71 are respectively formed at the center thereof, and the outer bodies are formed at both sides of the partition plate 73. And a split body 74 in which first and second communication holes 95 and 96 communicate with the inner space of the 72 and the first and second divided passages 91 and 92,
Circulating water heater, characterized in that consisting of the closing plate 75 is coupled to the outer body 72 is inserted into the split body 74. In the circulating water heater,
Water for hot water flows into the upper portion of the first heat exchanger 41 to the inner lower side of the case 10, and is discharged through the lower portion and discharged through the lower portion after the inflow circulation to the upper portion of the second heat exchanger 42. Next, the first, second and third heat exchangers 41, 42 and 43 are connected to each other so that the hot water exchange unit 50 is connected to each other so as to discharge the hot water through the lower part after the inflow circulation to the upper part of the third heat exchanger 43. ,
The heat medium oil supply unit 30 is constituted by a heat medium oil pump 32 circulating the heat medium oil stored in the storage container 31 having a heating function to the upper portion of the case 10,
The heat medium oil connected to the heat medium oil pump 32 of the heat medium oil supply unit 30 is heated to the upper portions of the first, second, and third heat exchangers 41, 42, 43 of the hot water exchange unit 50, respectively. The circulation water heater, characterized in that configured to flow in the storage tank 31 by discharging the heat medium oil to the lower portion of the first, second, third heat exchanger (41) (42) (43) after circulation by supplying quantitatively. The hot water exchanger of claim 5, wherein the hot water exchange unit (50) comprises a filter (22a) configured to remove lime or foreign matter contained in water. The method of claim 5, wherein the connecting passage 71 is connected to the heating medium oil pump 32 of the heating medium oil supply unit 30 in order to divide the heat medium oil into quantitative three times, the connecting passage 71 is Three first, second and third split passages 91, 92 and 93 are respectively connected to the upper sides of the first and second heat exchangers 41 and 42 of the hot water exchanger 50 on both sides of the other side. Circulating water heater, characterized in that consisting of a metering distributor (70). According to claim 7, wherein the quantitative divider 70 is an outer body (three, first, two, three divided passages (91, 92, 93) formed on both sides disposed at right angles to the connecting passage (71) ( 72)
The partition plate 73 is formed in the center formed of three vertical plates 120 ° placed in the center of the lower portion of the connecting passage 71 is inserted into the outer body 72, both sides of the partition plate 73 The first, second and third communication holes (95, 96, 97) are formed in communication with the inner space of the outer body 72 and the first, second and third divided passages (91, 92, 93). Configure the split body 74,
Circulating water heater, characterized in that consisting of the closing plate 75 is coupled to the outer body 72 is inserted into the split body 74. In the circulating water heater,
Water for hot water flows into the upper portion of the first heat exchanger 41 to the inner lower side of the case 10, and is discharged through the lower portion and discharged through the lower portion after the inflow circulation to the upper portion of the second heat exchanger 42. Next, the first, second, third, and fourth so as to discharge the hot water through the lower portion after the inlet circulation to the top of the third heat exchanger 43 and then discharged to the hot water through the lower portion after the inlet circulation to the top of the fourth heat exchanger (44) The heat exchanger (41) 42 (43) 44 is composed of hot water exchange unit 50 is connected to each other,
The heat medium oil supply unit 30 is constituted by a heat medium oil pump 32 circulating the heat medium oil stored in the storage container 31 having a heating function to the upper portion of the case 10,
The first, second, third, and fourth heat exchangers 41, 42, 43, and 44 of the heat medium oil connected to the heat medium oil pump 32 of the heat medium oil supply unit 30 are heated. Each part is divided into three portions and supplied in a quantitative manner, and after the circulation, the heat medium oil is discharged to the lower portion of the first, second, third and fourth heat exchangers 41, 42, 43, 44, and flows to the reservoir 31. Circulating water heater, characterized in that. 10. The circulation type hot water heater according to claim 9, wherein the hot water exchange part (50) is configured by combining a filter (22a) for removing calcite or foreign substances contained in water. 10. The method of claim 9, wherein the connecting passage 71 which is connected to the heating medium oil pump 32 of the heating medium oil supply unit 30 is formed on one side in order to divide the heat medium oil into quantitatively, and the connecting passage 71 is Four first, second, third and fourth split passages 91, 92 and 93 which are respectively connected to the upper sides of the first and second heat exchangers 41 and 42 of the hot water exchange unit 50 on both sides of the other side. Circulating water heater, characterized in that consisting of a metering distributor (70) formed 94. 12. The method of claim 11, wherein the quantitative divider 70 has four first, two, three, four split passages (91, 92, 93, 94) on both sides disposed at right angles to the connecting passage (71). Consists of the outer body 72 is formed,
The partition plate 73 is formed in the center of the four vertical plates that are inserted into the outer body 72 and positioned at the lower center of the connection passage 71 in a 90 ° arrangement, and are formed at both sides of the partition plates 73. First, second, third and fourth communication holes 95 and 96 communicating with the inner space of the outer body 72 and the first, second, third and fourth divided passages 91, 92, 93 and 94, respectively. 97, 98 constitute a divided body 74 is formed,
Circulating water heater, characterized in that consisting of the closing plate 75 is coupled to the outer body 72 is inserted into the split body 74.

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