KR101084162B1 - Heater Module Assembly - Google Patents

Abstract

Provided is a heater module assembly.

The present invention provides a heating tube for providing a constant temperature heat; A first heat exchange tube inserted into the inner hole of the heating tube such that the inner hole and the outer circumferential surface of the heating tube are interviewed; A second heat exchange tube inserted into the inner hole of the first heat exchange tube to form a spiral heat exchange flow path in which a fluid flows in one direction between the first heat exchange tube; and including heat generated through the heat generating tube and the first heat exchange tube. Thereby heating the fluid passing through the spiral heat exchange passage.

According to the present invention, by heating the fluid flowing in one direction intensively within a short time to enable instant hot water and rapidly heating the fluid to enable hot water supply, as well as to increase the thermal efficiency of the instant hot water and hot water supply to minimize power consumption It is possible to maximize the space utilization in the limited internal space of the boiler by simplifying the entire assembly structure of the assembly, and the manufacturing cost is eliminated because there is no need to manually wind the pipe member that guides the fluid to the heating source as in the prior art. It can reduce the cost and simplify the assembly work, thereby improving the assembly workability and extending the service life.

Heating, heater, boiler, heat exchange, induction electromotive force, spiral, heating tube, high frequency

Description

Heater Module Assembly

The present invention relates to a heater module assembly for heating a fluid, and more particularly, it is possible to heat the fluid flowing in one direction intensively in a short time and at the same time rapid heating, to increase the thermal efficiency of heating the fluid, the overall assembly By simplifying the structure, it is possible to increase the space utilization in the limited internal space of the boiler, and it is possible to reduce the manufacturing cost and improve the assembly workability by eliminating the need of winding the pipe member for guiding fluid to the heating source. It relates to a heater module assembly that can extend the life.

In general, diesel or gas heating boilers have the risk of noise, odor, harmful gases and explosions in the process of burning fossil fuels. Electric heating boilers using electric heaters have a very high power consumption compared to the amount of heat. It becomes bigger.

In order to improve this problem, a high frequency heating type boiler having a high frequency heating method using an induction current has been disclosed.

Republic of Korea Patent Application Publication No. 10-2004-29699 (August 4, 2004) discloses a boiler case filled with a predetermined heat insulating material and forming a predetermined space therein, a heat pipe provided perpendicularly to the inside of the boiler case, and the heat. An induction heating device which wraps a predetermined iron plate on a lower outer circumferential surface of a pipe and winds a predetermined electric coil to heat the heat pipe by an induction electromotive force; A working fluid inlet for supplying a gas, a gas discharge valve for discharging gas generated by vaporizing the working fluid in the heat pipe, a first water pipe provided along an outer circumferential surface of the heat pipe, and the inside of the heat pipe. And a second water pipe provided in the working fluid, one side of the first and second water pipes, and the induction heating apparatus to reduce the temperature. A temperature sensor, and control the high frequency heating boiler of the high-frequency heating method to be composed of a, by the temperature sensor controls the operation of the boiler to control the operation of the induction heating apparatus is disclosed that.

The heater module assembly, which is a heating device provided in such a boiler, is wrapped in an iron plate on a lower outer circumferential surface of a heat pipe vertically provided inside the boiler case, and heats the heat pipe by induction electromotive force generated when power is applied by winding an electric coil on the iron plate. It is.

However, since the conventional heater module assembly has a structure of heating the iron plate by the induced electromotive force generated when the power is applied, and heating the heat pipe passing through the water pipe by the heat conducted through the heated iron plate, heat transfer and heat exchange Due to the structure, there is a limit to heating hot water and instant hot water within a short time, and there is a problem that power consumption is increased due to low thermal efficiency of heating the heat pipe by induction electromotive force.

In addition, the heat pipe has a large funnel shape with a large outer diameter and a small outer diameter at the top thereof, which makes the design and overall structure of the boiler's internal space complicated and limits the utilization of the limited internal space of the boiler.

In addition, since the water pipe to which the water to be heated is supplied must be wound inside and outside the heat pipe, winding the water pipe by hand is very cumbersome, degrading workability of assembling the product, and using the pipe member itself. This shortening acted as a factor of shortening the life of the assembly.

Accordingly, the present invention is to solve the above problems, the object is to heat the fluid flowing in one direction intensively within a short time and at the same time rapid heating, to minimize the power consumption by increasing the thermal efficiency of heating the fluid It is possible to increase the space utilization in the limited internal space of the boiler by simplifying the whole assembly structure, and it is not necessary to wind the pipe member that guides the fluid to the heating source, thereby reducing the manufacturing cost and improving the assembly workability. It is an object of the present invention to provide a heater module assembly that can be improved and has a longer service life.

As a specific means for achieving the above object, the present invention is a heating coil which is arranged on the outer surface of the electric coil for generating induction electromotive force when the power is applied, and is heated by the induction electromotive force of the electric coil to provide heat; A first heat exchange tube inserted into the inner hole of the heating tube such that the inner hole and the outer circumferential surface of the heating tube are interviewed; And a second heat exchange tube inserted into the inner hole of the first heat exchange tube so as to be spaced apart from the inner hole of the first heat exchange tube to form a spiral heat exchange flow path in which fluid flows in one direction. The upper cap is assembled to the upper end corresponding to the inlet of the inlet and guides the fluid into the heat exchange passage, and the lower cap is assembled to the lower end corresponding to the outlet of the heat exchange passage, the lower cap for guiding and discharging the fluid discharged from the spiral heat exchange passage to the outside The second heat exchange tube includes an insertion member inserted into and disposed in an inner hole and upper and lower finishing members respectively contacting both ends of the second heat exchange tube while being assembled at both ends of the insertion member. Heating the fluid passing through the spiral heat exchange flow path by heat transferred through the pipe and the first heat exchange pipe. It provides a foundation module assembly.

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More preferably, the heating tube is provided with a coil groove spirally formed so that the electric coil is disposed on the outer surface.

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More preferably, the heating tube is formed by passing through a plurality of connecting holes corresponding to the fastening hole formed in the upper cap and the upper flange to be assembled with the fastening member, and a plurality of through holes matching the fastening holes formed in the lower cap to form a fastening. Lower flanges to which the members are assembled are respectively provided at both ends.

More preferably, a first O-ring member is provided between the upper cap and the first heat exchange tube and between the lower cap and the first heat exchange tube, respectively.

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More preferably, the insertion member is formed of a cylindrical heat insulating member that is inserted into the outer peripheral surface to be interviewed on the inner peripheral surface of the inner hole.

More preferably, the upper and lower finishing members are formed in a large diameter portion smaller than the outer diameter of the second heat exchange tube and larger than the outer diameter of the insertion member, and protruded from one side of the large diameter portion to the inner hole of the second heat exchange tube. Includes small diameter inserts.

More preferably, a second O-ring member is provided between the upper closing member and the second heat exchange tube and between the lower closing member and the second heat exchange tube, respectively.

More preferably, the inlet hole is formed between the upper cap and the upper closing member to radially form a plurality of flow paths guiding fluid introduced through the inlet hole formed in the upper cap to the inlet end of the spiral heat exchange flow path. It is provided with a plurality of upper projection jaw disposed at equal intervals in the circumferential direction.

More preferably, the upper protruding jaw protrudes from the lower surface of the upper cap to be in contact with the upper surface of the upper finishing member or protrudes from the upper surface of the upper closing member to be in contact with the lower surface of the upper cap. do.

More preferably, between the lower cap and the lower closing member in the circumferential direction around the discharge hole so as to radially form a flow path guiding fluid discharged from the discharge end of the spiral heat exchange flow path to the discharge hole formed in the lower cap. It has a plurality of lower projection jaw disposed at equal intervals.

More preferably, the lower protruding jaw protrudes from the bottom surface of the lower cap to be in contact with the lower surface of the lower closing member or protrudes from the lower surface of the lower closing member to be in contact with the bottom surface of the lower cap. do.

Preferably, the second heat exchange tube includes at least one spiral groove on an outer circumferential surface corresponding to an inner circumferential surface of the first heat exchange tube to form the spiral heat exchange flow path when the first heat exchange tube and the second heat exchange tube are coupled to each other. .

Preferably, the first heat exchange tube includes at least one spiral groove on an inner circumferential surface corresponding to an outer circumferential surface of the second heat exchange tube so as to form the spiral heat exchange flow path when the second heat exchange tube and the first heat exchange tube are coupled to each other. .

According to the present invention, a heat exchange tube is formed by forming a spiral heat exchange flow path in which a fluid flows in one direction between a first heat exchange tube inserted into an inside of a heat generating tube providing heat and a second heat exchange tube inserted into the inner hole. And heat the fluid passing through the helical heat exchange passage by the heat transferred through the first heat exchange tube, thereby intensively heating the fluid flowing in one direction to enable instant hot water and rapidly heating the fluid to provide hot water. In addition, it is possible to minimize the power consumption by increasing the thermal efficiency of the instantaneous hot water and hot water supply of the fluid.

In addition, the overall assembly structure of the assembly can be simplified to maximize the space utilization in the limited internal space of the boiler, and the manufacturing cost is reduced because there is no need to manually wind the pipe member that guides the fluid to the heating source as in the prior art. It is possible to improve the assembly workability by simplifying the assembly work and to extend the service life.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is an overall perspective view showing a heater module assembly according to a first embodiment of the present invention, Figure 2 is an exploded perspective view showing a heater module assembly according to a first embodiment of the present invention, Figure 3 is As shown in the heater module assembly according to the first embodiment, a) is a longitudinal sectional perspective view, b) is a longitudinal sectional view.

Heater module assembly 100 according to the first embodiment of the present invention, as shown in Figures 1 to 3, the electric coil 110, the heating tube 120, the first and second heat exchange tubes (130, 140) and phase , The lower cap (150,160).

The electric coil 110 is a coil member of a predetermined length that is electrically connected to a power supply unit (not shown) to generate induction power when power is applied.

The outer surface of the electric coil 110 may be coated to have at least one insulating layer.

The heating pipe 120 is a hollow pipe that is arranged to spirally wound on the outer surface of the electric coil 110 to generate an induced electromotive force when the power is applied, the hollow pipe for generating heat by heating by the induced electromotive force generated in the electric coil It consists of members.

At this time, the heating tube 120 may be rapidly generated by the induction electromotive force of the electric coil in a short time, and preferably made of a metal material having excellent thermal conductivity and workability, such as iron or copper, so as to facilitate machining. Do.

The outer surface of the heating tube 120 is provided with a spirally formed coil groove 121 recessed so that the electric coil is disposed, the electric coil disposed in the coil groove 121 is wound, and then moved by an external shock. While being able to be suppressed as much as possible, the winding of the electric coil 110 to the outer surface of the heating tube can be performed easily and quickly.

At this time, the recessed depth of the coil groove 121 is preferably provided with a size equal to or smaller than the radius of the coil section of the electric coil (110).

In addition, the heating tube 120 is formed through the plurality of connecting holes 122a corresponding to the fastening hole 152 formed in the upper cap 150 through the upper flange 112, the fastening member 153 is assembled; A plurality of connecting holes 124a corresponding to the fastening holes 162 formed in the lower cap 160 are formed through the lower flanges 124 to which the other fastening members 163 are assembled, respectively, at the upper end and the lower end.

Accordingly, the upper cap 150 and the lower cap 160, which are arranged to interview the upper and lower ends of the heating tube 120, are assembled to the heating tube simply and quickly by the fastening members 153 and 163. It can be separated from the heating tube.

The first heat exchange tube 130 is inserted into the inner hole 125 penetrated in the center of the body of the heat generating tube 120 is assembled so that the outer circumferential surface to the inner circumferential surface of the inner hole 125 to be interviewed, It is heated by receiving heat provided from the heating tube 120 which is excited and heated by the induced electromotive force generated when the power is applied.

The second heat exchange tube 140 is inserted into the inner hole 135 formed through the center of the body of the first heat exchange tube 130 so that the fluid to be heated between the first heat exchange tube 130 and the one direction By forming a spiral heat exchange flow path (P) flowing through the water, the fluid that passes through the spiral heat exchange flow path by the heat transmitted through the heat generating tube 120 and the first heat exchange tube 130 while spirally passing along it It can be heated and converted into heating water or hot water.

In this case, the first heat exchange tube 130 and the second heat exchange tube 140 may be rapidly heated by the heat provided from the heat generating tube 120 in a short time, and the iron or copper to facilitate the machining It is preferable that the metal material is made of the same thermal conductivity and excellent workability.

Here, the helical heat exchange passage (P) in which the fluid is heat-exchanged while passing in one direction is selectively machined into the first heat exchange tube (130) or the second heat exchange tube (140) by forming a groove formed in a spiral shape. When the heat exchanger tube 130 and the second heat exchanger tube 140 are combined, they are formed therebetween.

That is, the second heat exchange tube 140 as shown in Figure 3 (a) (b), when the fluid is coupled between the first heat exchange tube 130 and the second heat exchange tube 140 between them In order to form a spiral heat exchange flow path P flowing in one direction, at least one spiral recess 142 recessed to a predetermined depth in an outer circumferential surface of the second heat exchange tube 140 corresponding to the inner circumferential surface of the first heat exchange tube 130. ) May be provided.

The spiral groove 142 is formed to be continuous from the upper outer peripheral surface of the second heat exchange 140 to the lower outer peripheral surface.

In addition, the first heat exchange tube 130, as shown in Figure 5 (a) (b), when the fluid is coupled between the first heat exchange tube 130 and the second heat exchange tube 140, In order to form a spiral heat exchange flow path P flowing in one direction, at least one spiral groove 132 may be provided on the inner circumferential surface of the first heat exchange tube 130 corresponding to the outer circumferential surface of the second heat exchange tube 140. .

The spiral groove 132 is formed to be continuous from the upper inner peripheral surface of the first heat exchange 130 to the lower inner peripheral surface.

The upper cap 150 is detachably assembled to an upper end portion of the heating tube 120 corresponding to the inlet of the spiral heat exchange path so as to guide and supply a fluid such as water into the spiral heat exchange path P.

The body of the upper cap 150 is formed through the inlet hole 155 is assembled with the fluid supply pipe 101 is supplied with the fluid to be heated to the object, the outer edge of the upper flange of the heating tube (120) ( A plurality of through holes 152 through which the fastening members 153 are assembled in accordance with the connection holes 122a formed in the 122 are formed.

The lower cap 150 is provided at the lower end of the heating tube 120 corresponding to the outlet of the spiral heat exchange path so as to guide and discharge a fluid such as heated water while passing through the spiral heat exchange path P. It is detachably assembled.

The body of the lower cap 150 is formed through the discharge hole 165 assembled with the fluid discharge pipe 102 is supplied with the fluid to be heated to the object, the outer edge of the lower flange of the heating tube (120) ( A plurality of fastening holes 162 through which the fastening members 163 are assembled in line with the connection holes 124a formed in the 124 are formed.

On the other hand, the second heat exchanger tube 140 is inserted into the insertion member 171 and the insertion hole 145, the both ends of the second heat exchanger tube 140 while being assembled at both ends of the insertion member 171, respectively. Upper and lower finishing members 172 and 173 are respectively in contact with each other.

The insertion member 171 is preferably made of a cylindrical insulating member is inserted into the outer peripheral surface to the inner peripheral surface of the inner hole 145 to be interviewed, the upper and lower closure members 172, 173 are the second heat exchange tube 140 It includes a large diameter portion that is smaller than the outer diameter of the larger than the outer diameter of the insertion member 171, and a small diameter portion protruding from one side of the large diameter portion is inserted into the inner hole 145 of the second heat exchange tube 140. .

Here, the insertion member 171 that is inserted into the inner hole 145 of the second heat exchange tube 140 has a small diameter portion of the upper and lower finishing members 172 and 173 to form an internal hole of the second heat exchange tube 140. It should be provided with a cylindrical member having a relatively short length than the forming length of the second heat exchange tube 140 so as to be inserted into the upper and lower ends, respectively.

Coupling holes 171a and 74b are assembled to both ends of the insertion member 171 through which the fastening members 174a and 74b inserted through the fastening holes 172a and 173a formed in the center of the body of the upper and lower finishing members 172 and 173 are assembled. 171b), respectively.

And, between the upper cap 150 and the upper closing member 172 a plurality of flow paths for guiding the fluid introduced through the inlet hole 155 formed in the upper cap to the inlet end of the spiral heat exchange passage (P) ( A plurality of upper protruding jaws 159 are disposed at equal intervals in the circumferential direction with respect to the inflow hole so as to radially form P ′).

The upper protruding jaw 159 is shown and described as protruding downward from the lower surface of the upper cap 150 to be in contact with the upper surface of the upper finishing member, but is not limited thereto. Protruding upward from the upper surface of the) may be provided to contact the lower surface of the upper cap.

A plurality of flow paths through which the fluid introduced through the inlet hole 155 is guided between the upper protrusion jaw 159 and another upper protrusion jaw adjacent thereto is formed, and the plurality of flow paths are formed at the inlet end of the spiral heat exchange flow path. It is preferable to agree approximately.

In addition, between the lower cap 160 and the lower closing member 173, the flow path for guiding the fluid discharged from the discharge end of the spiral heat exchange passage (P) to the discharge hole 165 formed in the lower cap as described above It is provided with a plurality of lower projection jaw (169) disposed at equal intervals in the circumferential direction with respect to the discharge hole as a center to form a radial.

Although the lower protruding jaw 169 is illustrated and described as being protruded upward from the bottom surface of the lower cap 160 to be in contact with the lower surface of the lower finishing member, the lower finishing member 173 is not limited thereto. Protruding downward from the lower surface of the) may be provided to contact the bottom surface of the lower cap.

A plurality of flow paths for guiding the fluid to be discharged through the discharge hole 165 is formed between each of the lower protrusion jaws and the other lower protrusion jaws adjacent thereto, and the plurality of flow paths are approximately the discharge end of the spiral heat exchange passage. It is desirable to match.

Further, the fluid passing through the spiral heat exchange path P is prevented from flowing out between the upper cap 150 and the first heat exchange tube 130 and between the lower cap 160 and the first heat exchange tube 130. The first O-ring members 134a and 134b are provided to each other, and the first O-ring members are formed on the lower surface of the upper cap 150 or the upper end of the first heat exchange tube 130 in contact therewith. It may be disposed in the groove, the upper surface of the lower cap 160 or may be disposed in the O-ring groove recessed in the lower end of the first heat exchange tube 130 in contact with it.

Prevents fluid flowing through the spiral heat exchange passage P between the upper closing member 172 and the second heat exchange tube 140 and between the lower closing member 173 and the second heat exchange tube 120. The second O-ring members 148a and 148b are provided so that the second O-ring members are recessed on the lower surface of the upper finishing member 172 or the upper end of the second heat exchange tube 140 in contact with the lower ring member 172. It is disposed in the O-ring groove, it may be disposed in the O-ring groove formed in the upper end of the lower closing member 173 or the lower end of the second heat exchange tube 140 in contact with it.

In addition, the upper cap 150 is connected to the fluid supply pipe 101 into which the unheated fluid flows, and the lower cap connected to the fluid discharge pipe 102 through which the heated fluid is discharged while passing through the spiral heat exchange path P. The temperature of the fluid flowing into the spiral heat exchange path P between the first and second heat exchange tubes 130 and 140 through the fluid supply pipe 101 is detected at 160 and is heated while passing through the spiral heat exchange path P. A temperature sensor (not shown) may be provided to detect the temperature of the fluid.

When the fluid is to be heated using the heater module assembly of the present invention having the above configuration, when power is supplied to the electric coil 110 so that a voltage having a predetermined frequency is applied, an induced electromotive force is applied to the electric coil. The heat generating tube 120 is heated to generate heat to provide a heat source by exciting the heat generating tube 120 by the induced electromotive force.

In addition, the heat provided from the exothermic heating tube 120 is transferred to the first and second heat exchange tubes 130 and 140 to rapidly heat the first and second heat exchange tubes.

At the same time, when the fluid to be heated to the inside of the upper cap 150 is assembled to the upper end of the heating tube 120 and connected to the fluid supply pipe 101, the fluid is the upper cap 150 and the upper deadline It passes through the flow path (P ') formed between the member 172 to the inlet side of the spiral heat exchange flow path (P) formed between the first heat exchange pipe 130 and the second heat exchange pipe (140).

The fluid introduced into the inlet side of the helical heat exchange passage P passes through the flow path formed in a spiral form between the first heat exchange tube 130 and the second heat exchange tube 140 while being short-exchanged with heat transferred from the heat generating tube. At the same time, the fluid can be heated intensively and rapidly heated so that the water can be used as heating water having a constant temperature or used as hot water.

Subsequently, the water, which is a fluid heated or hot-watered to be used as heating water or hot water while passing through the spiral heat exchange channel P, is formed between the lower cap 160 and the lower finishing member 173. P ') is discharged to be supplied to the heating water or hot water supply using the fluid discharge pipe 102 connected to the discharge hole 165 of the lower cap 160.

While the invention has been shown and described with respect to particular embodiments, it will be understood that various changes and modifications can be made in the art without departing from the spirit or scope of the invention as set forth in the claims below. It will be appreciated that those skilled in the art can easily know.

1 is an overall perspective view showing a heated heater module assembly according to a first embodiment of the present invention.

2 is an exploded perspective view illustrating a heated heater module assembly according to a first embodiment of the present invention.

3 illustrates a heated heater module assembly according to a first embodiment of the present invention.

a) is a longitudinal section perspective view,

b) is a longitudinal sectional view.

4 (a) and (b) are perspective views illustrating upper and lower caps provided in the heated heater module assembly according to the first embodiment of the present invention.

5 is a view illustrating a heated heater module assembly according to a second embodiment of the present invention.

a) is a longitudinal section perspective view,

b) is a longitudinal sectional view.

Explanation of symbols on the main parts of the drawings

110: electric coil 120: heating tube

121: coil groove 122,124: upper, lower flange

130: first heat exchange tube 132,142: spiral groove

134a, 134b: first O-ring member 140: second heat exchange tube

148a, 148b: second O-ring member 150, 160: upper and lower caps

152,162 fasteners 159,169 upper and lower protrusions

171: insertion member 172, 173: upper and lower finishing materials

P: spiral heat exchanger flow path

Claims (16)

A heating tube wound around the outer surface of the coil to generate induction electromotive force when the power is applied and heated by the induction electromotive force of the electric coil to provide heat; A first heat exchange tube inserted into the inner hole of the heating tube such that the inner hole and the outer circumferential surface of the heating tube are interviewed; And a second heat exchange tube inserted into the inner hole of the first heat exchange tube so as to be spaced apart from the inner hole of the first heat exchange tube to form a spiral heat exchange flow path in which the fluid flows in one direction. The heat generating tube is assembled at an upper end corresponding to the inlet of the heat exchange passage and guides and supplies the fluid into the heat exchange passage, and is assembled at a lower end corresponding to the outlet of the heat exchange passage to discharge the fluid discharged from the spiral heat exchange passage. Including; the lower cap for guiding discharge to the outside, The second heat exchange tube includes an insertion member inserted into and disposed in the inner hole, and upper and lower finishing members respectively assembled to both ends of the insertion member and in contact with both ends of the second heat exchange tube. The heater module assembly for heating the fluid passing through the spiral heat exchange path by the heat transferred through the heat generating tube and the first heat exchange tube. delete The method of claim 1, The heating tube assembly is a heater module assembly characterized in that it comprises a coil groove helically formed so that the electric coil is disposed on the outer surface. delete The method of claim 1, The heating tube has a plurality of connecting holes corresponding to the fastening holes formed in the upper cap to penetrate the upper flange to which the fastening member is assembled, and a plurality of connecting holes to correspond to the fastening holes formed in the lower cap to form the fastening member to be assembled. Heater module assembly characterized in that the lower flange is provided at each end. The method of claim 1, And a first O-ring member between the upper cap and the first heat exchange tube, and between the lower cap and the first heat exchange tube, respectively. delete The method of claim 1, The insertion member is a heater module assembly, characterized in that consisting of a cylindrical insulating member is inserted into the outer circumferential surface to the inner circumferential surface of the inner hole to be interviewed. The method of claim 1, The upper and lower finishing members may have a large diameter portion smaller than the outer diameter of the second heat exchange tube and larger than the outer diameter of the insertion member, and a small diameter portion protruding from one side of the large diameter portion and inserted into the inner hole of the second heat exchange tube. Heater module assembly comprising a. The method of claim 1, And a second O-ring member between the upper closing member and the second heat exchange tube and between the lower closing member and the second heat exchange tube, respectively. The method of claim 1, Between the upper cap and the upper closing member in the circumferential direction around the inlet hole to form a plurality of flow paths to radially guide the fluid introduced through the inlet hole formed in the upper cap to the inlet end of the spiral heat exchange passage Heater module assembly characterized in that it has a plurality of upper projection jaw disposed at equal intervals. The method of claim 11, The upper protruding jaw protrudes from the lower surface of the upper cap to be in contact with the upper surface of the upper finishing member or protrudes from the upper surface of the upper finishing member is provided to contact the lower surface of the upper cap. Heater module assembly. The method of claim 1, Between the lower cap and the lower closing member at equal intervals in the circumferential direction around the discharge hole so as to radially form a flow path for guiding the fluid discharged from the discharge end of the spiral heat exchange flow path to the discharge hole formed in the lower cap. Heater module assembly characterized in that it has a plurality of lower projection jaw disposed. The method of claim 13, The lower protruding jaw protrudes from the bottom surface of the lower cap to be in contact with the lower surface of the lower closing member or protrudes from the lower surface of the lower closing member is provided to contact the bottom surface of the lower cap. Heater module assembly. The method of claim 1, The second heat exchange tube has at least one spiral groove on an outer circumferential surface corresponding to the inner circumferential surface of the first heat exchange tube to form the spiral heat exchange flow path when the first heat exchange tube and the second heat exchange tube are coupled to each other. Heater module assembly. The method of claim 1, The first heat exchange tube has at least one spiral groove on the inner circumferential surface corresponding to the outer circumferential surface of the second heat exchange tube to form the spiral heat exchange flow path when the second heat exchange tube and the first heat exchange tube are coupled to each other. Heater module assembly.

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