KR20230102891A - Hot water creation module and water heating apparatus including the same - Google Patents

Abstract

The present invention relates to a hot water generating module and a water heater having the same. The hot water generating module according to the present invention includes a heating unit having a hollow therein, inserted into the heating unit, and a fluid between the heating unit and the heating unit. It includes a moving part provided to form a flow path, and an adapter part connected to one side and the other open side of the heating part, respectively, and coupled to both ends of the moving part, wherein the adapter part is connected to both ends of the flow part for rotation. It is provided to be coupled by

Description

Hot water generating module and water heater having the same {HOT WATER CREATION MODULE AND WATER HEATING APPARATUS INCLUDING THE SAME}

The present invention relates to a hot water generating module and a water heater having the same.

Water heating devices such as boilers and water heaters use heat exchangers to generate hot water. The water heating device requires the ability to quickly tap enough hot water and the pressure resistance to withstand high pressure. Various methods for heating water in the water heating device may be applied, and for example, a water heating device using a planar heating element is used.

In general, a water heating device using a planar heating element includes a main body having a planar heating heater on the outer surface, a flow path structure provided inside the main body to form a flow path, an inlet/output adapter, and an exterior for accommodating and coupling them to each other. prepare a case

However, in the conventional water heating device, the components include several pieces of outer case and fasteners for fastening the several pieces of outer case to each other, and after combining these structures, insert the built-in parts or surround the parts and combine the outer cases. Since it is made of a structure completed in a manner, there is a problem in that the volume of the device increases due to a problem such as having to separately make a flange or the like for fastening the fastener. In particular, since a number of surface heating heaters are required for the water heating device to be used for supplying a large amount of hot water, in this case, a simple assembly structure is required to improve the structure that can realize miniaturization of the water heating device.

The present invention aims to solve at least one of the objects described below.

An object of the present invention is to provide a hot water generating module that realizes miniaturization and facilitates manufacturability, and a water heater having the same.

An object of the present invention is to provide a hot water generating module having improved watertightness and a water heater having the same.

In order to achieve the above object, the hot water generating module according to the present invention includes a heating unit having a hollow therein, and a flow path inserted into the heating unit and flowing fluid between the heating unit and the heating unit. A copper part is connected to one side and the other open side of the heating part, respectively, and includes an adapter part coupled to both ends of the flow part, wherein the adapter part is coupled to both ends of the flow part by rotation.

The flow part has a flow body extending from one side of the heating part toward the other side, an insertion groove formed to be open at both ends of the flow body and extending along the axial direction of the flow body, and concavely formed on an outer surface of the flow body. Formed and connected to the insertion groove, it may include a fitting groove extending along the circumferential direction of the flow body.

The adapter unit may include an adapter body in which a flow path communication hole communicating with the flow path is formed, and a fitting protrusion protruding from an inner circumferential surface of the adapter body and inserted into the fitting groove to couple the adapter unit and the moving unit. there is.

The fitting protrusion may be provided to be inserted into the fitting groove by rotation in a state of being inserted into the insertion groove in the axial direction.

A plurality of fitting protrusions may be provided to be spaced apart in a circumferential direction on an inner circumferential surface of the adapter body, and a plurality of insertion grooves and fitting grooves may be provided to correspond to the fitting protrusions.

The adapter part may be screwed to both ends of the moving part.

The moving part includes a moving body extending from one side of the heating part toward the other side and having first threads formed on outer surfaces of both ends, and the adapter part includes an adapter body having second threads formed on inner surfaces, The fluid body and the adapter body may be assembled by screwing the first screw thread and the second screw thread.

The fluid body may include a protrusion that protrudes from an outer circumferential surface, and the adapter body may include a stopper that protrudes from an inner circumferential surface and is provided to be caught by the protrusion so as to limit rotation when rotationally coupled with the fluid body.

A flow path forming groove may be formed on an outer circumference of the flow body to form the flow path, and the flow path forming groove may be formed in a spiral shape.

A sealing member sealing between the heating unit and the adapter unit may be further included.

The heating unit includes a cylindrical heating body, and the adapter unit includes a support surface formed stepwise on an inner circumferential surface of the adapter body so that an end of the heating body is caught, and the sealing member is in close contact with the support surface. It may include a close contact surface and a sealing groove formed to open in a direction toward the heating body so that an end portion of the heating body is fitted.

The heating unit may include a cylindrical heating body and a heater provided on an outer surface of the heating body, and the heater may include a planar heating element.

A water heater according to the present invention includes an inlet pipe through which inflow water is supplied, a hot water generating module forming a passage through which the inflow water supplied from the inflow pipe flows between a heating unit and a flow part inserted into the heating unit, and the hot water It is connected to the generation module and includes an outflow pipe through which generated hot water, which is outflow water, is discharged, and the hot water generation module is connected to one open side and the other side of the heating unit, respectively, coupled to both ends of the flow unit, and the inlet pipe And further comprising an adapter portion connected to the outflow pipe, wherein the adapter portion may be coupled to both ends of the flow portion by rotation.

The hot water generating module is provided in plural, a water inlet communicating with one side of the plurality of hot water generating modules and connected to the inlet pipe, and a water outlet communicating with the other side of the plurality of hot water generating modules and connected to the outlet pipe. can include more.

According to the embodiment of the present invention, since the adapter part, the moving part, and the heating part can be assembled in a simple structure by means of the fastening part provided inside the heating part, a separate outer case and fastening member can be omitted for assembling the outside of the heating part. Therefore, miniaturization of the hot water generating module can be realized and manufacturability can be facilitated.

According to an embodiment of the present invention, the sealing member seals between the heating unit and the adapter unit, so that the watertightness of the hot water generating module can be improved.

1 is a perspective view showing a hot water generating module according to a first embodiment of the present invention.
2 is an exploded perspective view of a hot water generating module according to a first embodiment of the present invention.
Figure 3 shows a hot water generating module according to a first embodiment of the present invention, showing a cross-sectional perspective view of the adapter body and an enlarged perspective view of the fluid body.
4 is a cross-sectional perspective view showing a hot water generating module according to a first embodiment of the present invention, in a state in which a fitting protrusion is inserted into an insertion groove.
5 is a cross-sectional perspective view showing a hot water generating module according to a first embodiment of the present invention, in a state in which fitting protrusions are inserted into fitting grooves.
6 is an enlarged view showing the hot water generating module according to the first embodiment of the present invention, showing a state in which the stopper of the fluid body is caught on the protrusion of the adapter main body.
7 is an exploded perspective view of a hot water generating module according to a second embodiment of the present invention.
Figure 8 shows a hot water generating module according to a second embodiment of the present invention, showing a cross-sectional perspective view of the adapter body and an enlarged perspective view of the fluid body.
9 is a cross-sectional perspective view illustrating a hot water generating module according to a second embodiment of the present invention, in which a first screw thread and a second screw thread are coupled and inserted.
10 is a perspective view showing a water heater according to an embodiment of the present invention.

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

First, the embodiments described below are suitable for understanding the technical characteristics of the hot water generating module and the water heater equipped with the hot water generating module according to the present invention. However, the technical characteristics of the present invention are not limited to the embodiments described below, or the technical characteristics of the present invention are not limited by the embodiments described below, and various modifications are possible within the technical scope of the present invention.

1 is a perspective view showing a hot water generating module according to a first embodiment of the present invention, FIG. 2 is an exploded perspective view of the hot water generating module according to a first embodiment of the present invention, and FIG. 3 is a first embodiment of the present invention. It shows a hot water generating module according to the example, which shows a cross-sectional perspective view of the adapter body and an enlarged perspective view of the flowing body, and FIG. 4 shows the hot water generating module according to the first embodiment of the present invention, with fitting projections Figure 5 is a cross-sectional perspective view showing a state inserted into the insertion groove, and FIG. 5 is a cross-sectional perspective view showing the hot water generating module according to the first embodiment of the present invention, showing a state in which the fitting protrusion is inserted into the fitting groove. 6 shows the hot water generating module according to the first embodiment of the present invention, and is an enlarged view showing a state in which the stopper of the fluid body is caught on the protrusion of the adapter body, and FIG. 7 is a view according to the second embodiment of the present invention. An exploded perspective view of the hot water generating module, and FIG. 8 shows the hot water generating module according to the second embodiment of the present invention, showing a cross-sectional perspective view of the adapter body and an enlarged perspective view of the fluid body, and FIG. It shows the hot water generating module according to the second embodiment, which is a cross-sectional perspective view showing an inserted state in which a first screw thread and a second screw thread are coupled, and FIG. 10 is a perspective view showing a water heater according to an embodiment of the present invention. am.

1 to 10, the water heater 1 according to the present invention is connected to the inlet pipe 2 through which inflow water is supplied, and the inlet pipe 2 is connected to heat the supplied inflow water to generate hot water. It may include a generating module 10 and an outflow pipe 3 connected to the hot water generating module 10 and into which outflow water, which is generated hot water, flows.

Inlet water is supplied through the inlet pipe (2). The hot water generating module 10 is connected to the inlet pipe 2 and generates hot water by heating the supplied inflow water through heat exchange. The outlet pipe 3 is connected to the hot water generating module 10, and hot water generated through the outlet pipe 3 is discharged. Specifically, the inflow water flows into the hot water generating module 10 through the inlet pipe 2, and the hot water generating module 10 heats the inflow water so that the temperature of the outflow water discharged through the outflow pipe 3 becomes the temperature desired by the user. can do. Water may flow along the arrows shown in FIG. 10 .

The hot water generating module 10 may be provided in plurality. In addition, the water inlet 4 communicates with one side of each of the plurality of hot water generating modules 10 and is connected to the inlet pipe 2, and the other side of each of the plurality of hot water generating modules 10 communicates with the outlet pipe 3. A connected water outlet 5 may be further included (see FIG. 10). The water inlet 4 and the water outlet 5 are disposed adjacent to each other so that the connected hot water generating modules 10 may communicate with each other. As shown in FIG. 10, the hot water generating module 10 may be connected in series or in parallel through the water inlet 4 and the water outlet 5.

For example, when a water heater is used for a device requiring a large amount of hot water, such as a shower facility, a large amount of heating device may be required. The present invention includes a plurality of hot water generating modules 10, connects the inlet pipes 2 of the plurality of hot water generating modules 10 to the water inlet 4, and connects the outlet pipes of the plurality of hot water generating modules 10 ( 3) can be connected to the water outlet (5). As a result, a large amount of hot water can be generated.

Here, since the hot water generating module 10 according to the present invention can be miniaturized with a simple assembly structure between components, the water heater 1 according to the present invention has a plurality of hot water generating modules 10 even when it is provided. The increase in volume can be minimized.

The hot water generating module 10 according to the present invention may be installed in a water heater 1 such as a boiler or a water heater to generate hot water required for heating. The water heater 1 to which the present invention is applied is not limited to a boiler or a water heater, and may be various devices that require hot water generation.

Hereinafter, the first and second embodiments of the hot water generating module 10 will be described. A first embodiment of the hot water generating module 10 is shown in FIGS. 1 to 6 , and a second embodiment of the hot water generating module 10 is shown in FIGS. 7 to 9 . However, the hot water generating module 10 according to the present invention is not limited to the first and second embodiments to be described below, and various modifications can be made within the technical scope of the present invention.

Example 1

1 to 6, the hot water generating module 10 according to the first embodiment of the present invention includes a heating unit 20, a moving unit 30, and an adapter unit 40.

The heating unit 20 may have a hollow inside.

Specifically, the heating unit 20 may include a cylindrical heating body 21 and a heater 25 provided on an outer surface of the heating body 21 . And the heater 25 may include a planar heating element. Hereinafter, for convenience of description, the same reference numeral 25 is used for the heater and the planar heating element.

Specifically, one side and the other side of the heating body 21 may be open, and for example, the heating body 21 may be formed in a cylindrical shape. However, there is no limitation on the shape of the heating unit 20, and various modifications are possible as long as it has a hollow shape with one side and the other side open. One side and the other side of the heating body 21 may be supported by the adapter unit 40 .

A heater 25 may be provided on the outer circumference of the heating body 21 . The heating body 21 may be heated by the operation of the heater 25, and thereby the fluid flowing inside the heating body 21 may be heated.

For example, the heater 25 may be a planar heating element that generates heat when power is applied. The planar heating element 25 may be formed of a material having elasticity so as to be in close contact with the outer surface of the heating body 21, and may be disposed to be deformed to correspond to the shape of the outer surface of the heating body 21. The planar heating element 25 may be provided to surround most of the outer surface of the heating body 21 . For example, a wire connected to the planar heating element 25 may extend outwardly and be connected to a power source, whereby power may be supplied to the planar heating element 25 . However, the heater 25 is not limited thereto, and as long as it is a member capable of heating the heating body 21, various well-known devices may be used.

The moving part 30 is provided to be inserted into the heating part 20 and to form a flow path through which the fluid flows between the heating part 20 and the heating part 20 . And the adapter part 40 is connected to one side and the other open side of the heating part 20, respectively, and coupled to both ends of the moving part 30.

Specifically, the flow unit 30 may include a flow body 31 extending from one side of the heating unit 20 toward the other side. A passage through which fluid flows may be formed between the fluid body 31 and the heating body 21 . Fluid introduced through the adapter unit 40 may flow in the extension direction of the heating unit 20 through a flow path formed between the flow body 31 and the heating body 21 . At this time, the fluid may receive heat from the heating body 21 and be converted into hot water by heat exchange.

Here, a flow path forming groove 32 may be formed on the outer circumference of the fluid body 31 to form a flow path, and the flow path forming groove 32 may be formed in a spiral shape.

Accordingly, the flow path may also be formed in a spiral shape. Accordingly, the flow rate of the fluid flowing through the flow path can be increased, and the fluid can be evenly heated by the spiral flow path. Therefore, according to an embodiment of the present invention, it is possible to prevent the fluid from being locally heated due to low speed or stagnation and to stably supply hot water.

Here, the adapter unit 40 may be coupled to both ends of the moving unit 30 by rotation.

Specifically, the present invention does not fasten the heating part 20 and the adapter part 40 by a separate part from the outside of the hot water generating module 10, but the moving part inserted into the heating part 20 ( 30) and the adapter unit 40 may be directly coupled. In addition, the present invention has a structure for fastening through changing the shape of the moving part 30 and the adapter part 40 without having a separate fastening part. Accordingly, according to the present invention, it is possible to prevent the volume of the hot water generating module 10 from being increased.

Specifically, the moving part 30 may include an insertion groove 35 formed in the moving body 31 and an fitting groove 36 .

The insertion groove 35 is formed to be open at both ends of the fluid body 31 and may extend along the axial direction of the fluid body 31 . The fitting groove 36 is concavely formed on the outer surface of the fluid body 31 and connected to the insertion groove 35, and may extend along the circumferential direction of the fluid body 31.

In addition, the adapter unit 40 protrudes from the adapter body 41 in which the passage through hole 42 communicating with the flow path is formed and the inner circumferential surface of the adapter body 41, and connects the adapter unit 40 and the moving unit 30. It may include a fitting protrusion 43 provided to be inserted into the fitting groove 36 to be coupled.

Here, the fitting protrusion 43 may be provided to be inserted into the fitting groove 36 by rotation while being inserted into the insertion groove 35 in the axial direction.

For example, the insertion groove 35 and the fitting groove 36 may be formed in an L shape at the end of the fluid body 31 . For example, as in the illustrated embodiment, the insertion groove 35 may be formed to pass through the inside and outside of the fluid body 31, and the fitting groove 36 may be formed concavely on the outer circumferential surface of the fluid body 31. there is. At this time, the fitting groove 36 may be formed in a size and shape corresponding to the fitting protrusion 43, and may be formed with a predetermined length along the circumferential direction.

For example, the fitting protrusion 43 may be coupled to the fitting groove 36 through a fit or interference fit, so that the adapter unit 40 and the moving unit 30 are stably coupled. However, it is not limited thereto, and the fitting protrusion 43 can be combined in various forms if it can not escape from the state caught in the fitting groove 36.

When the adapter part 40 and the floating part 30 are coupled, first, after matching the positions of the fitting protrusion 43 and the insertion groove 35, the fitting protrusion 43 is moved in the axial direction to insert the insertion groove 35. can be inserted into After the fitting protrusion 43 is inserted into the insertion groove 35, the adapter unit 40 may be rotated to insert the fitting protrusion 43 into the fitting groove 36. That is, the insertion groove 35 may serve to guide the fitting protrusion 43 to the fitting groove 36 .

When the fitting protrusion 43 is inserted into the fitting groove 36, it is caught at the end of the fluid body 31. As a result, the adapter unit 40 and the moving unit 30 may be coupled.

For example, the fitting protrusions 43 may be spaced apart from a plurality in the circumferential direction on the inner circumferential surface of the adapter body 41 . And the insertion groove 35 and the fitting groove 36 may be provided in plurality to correspond to the fitting protrusion 43 .

As an example, as shown in the illustrated embodiment, the fitting protrusions 43 may be provided as a pair at a position facing each other, and the insertion groove 35 and the fitting groove 36 are also paired at a position facing each other correspondingly. can be provided. However, it is not limited thereto, and the fitting protrusion 43 may be formed to be spaced apart from a plurality of dogs in the circumferential direction.

Accordingly, the adapter body 41 and the fluid body 31 can be more firmly coupled.

Meanwhile, the fluid body 31 may include a protrusion 39 protruding from the outer circumferential surface. In addition, the adapter body 41 may include a stopper 49 that protrudes from the inner circumferential surface and is provided to be caught by the protrusion 39 so as to limit rotation when rotationally coupled with the fluid body 31 .

The stopper 49 and the protrusion 39 may be formed at predetermined positions. Specifically, the stopper 49 and the locking protrusion 39 may be formed at positions where the amount of rotation can be appropriately adjusted when the adapter unit 40 and the moving unit 30 are rotated and assembled. For example, when the fitting protrusion 43 is inserted into the insertion groove 35 and then rotated to be inserted into the fitting groove 36, the stopper 49 is provided so as to be caught on the locking protrusion 39 at an appropriate position .

Due to this, excessive rotation of the adapter unit 40 can be prevented. As a result, it is possible to prevent damage to the coupling portion between the adapter body 41 and the moving body 31, and damage to the sealing member 60 disposed between the adapter unit 40 and the heating unit 20 described below is damaged. can be minimized.

Meanwhile, a sealing member 60 for sealing between the heating unit 20 and the adapter unit 40 may be further included.

For example, the sealing member 60 may be provided to seal between one end or the other open end of the heating body 21 and the adapter body 41 . Watertightness of the hot water generating module 10 may be improved after assembly by the sealing member 60 .

Specifically, the adapter unit 40 may include a support surface 47 formed stepwise on the inner circumferential surface of the adapter body 41 so that the end of the heating body 21 is caught.

And the sealing member 60 has a contact surface 61 in close contact with the support surface 47 and a sealing groove 63 formed to open in a direction toward the heating body 21 so that the end of the heating body 21 is fitted. can include

For example, the sealing member 60 may be formed in a ring shape to be fitted to the end of the heating body 21 . Also, on a cross section cut by an imaginary plane parallel to the axial direction, the sealing member 60 may have a U-shaped cross section open toward the heating body 21 . For example, the sealing member 60 may be made of an elastic material such as rubber. However, the shape and material of the sealing member 60 are not limited thereto.

Specifically, the sealing member 60 may include a sealing groove 63 concavely formed to open in a direction toward the heating body 21 and a contact surface 61 that is a surface opposite to the sealing groove 63. The contact surface 61 may be provided to be in close contact with the support surface 47 of the adapter body 41, and the sealing member 60 in a state in which the heating body 21 is inserted into the sealing groove 63 is the heating body ( 21) can be adhered to. Accordingly, when the moving part 30 and the adapter part 40 are coupled, the sealing member 60 may seal between the heating part 20 and the adapter part 40 .

Second embodiment

Meanwhile, the hot water generation module 10 according to the second embodiment of the present invention will be described below with reference to FIGS. 7 to 9 . The hot water generating module 10 according to the second embodiment of the present invention differs from the first embodiment in that the adapter part 40 is screwed to the moving part 30. Therefore, except for the above differences, the second embodiment of the present invention may include all of the above-described configurations of the first embodiment. For example, the second embodiment of the present invention may include all of the above configurations of the sealing member 60, the locking protrusion 39, and the stopper 49.

Hereinafter, differences from the above-described first embodiment will be mainly described, and redundant description of the same configuration will be omitted.

Like the first embodiment, the adapter unit 40 according to the second embodiment of the present invention is coupled to both ends of the moving part 30 by rotation, but the adapter unit 40 according to the second embodiment ) may be screwed to both ends of the moving part 30.

Specifically, the flow unit 30 may include a flow body 31 extending from one side of the heating unit 20 toward the other side and having first screw threads 37 formed on outer surfaces of both ends. In addition, the adapter unit 40 includes an adapter body 41 having a second screw thread 45 formed on an inner surface, and the fluid body 31 and the adapter body 41 have a first screw thread 37 and a second screw thread. (45) can be assembled by screwing.

Specifically, referring to FIG. 8, a first screw thread 37 is formed on the outer circumferential surface of the end of the fluid body 31, and of the inner circumferential surface of the adapter body 41, a portion corresponding to the first screw thread 37 during assembly A second screw thread 45 may be formed. Referring to FIG. 9, the end of the fluid body 31 is inserted into the adapter body 41, and the first screw thread 37 and the second screw thread 45 are coupled by rotation (see R direction in FIG. 9). . As a result, the adapter unit 40 and the moving unit 30 may be coupled.

According to the embodiment of the present invention, since the adapter part, the moving part, and the heating part can be assembled in a simple structure by means of the fastening part provided inside the heating part, a separate outer case and fastening member can be omitted for assembling the outside of the heating part. Therefore, miniaturization of the hot water generating module can be realized and manufacturability can be facilitated.

According to an embodiment of the present invention, the sealing member seals between the heating unit and the adapter unit, so that the watertightness of the hot water generating module can be improved.

Although the specific embodiments of the present invention have been described above, the spirit and scope of the present invention are not limited to these specific embodiments, and are described in the claims by those skilled in the art to which the present invention belongs. Various modifications and variations are possible without changing the gist of the present invention.

1: water heater
2: inlet pipe
3: outflow pipe
4: intake part
5: exit part
10: hot water generating module
20: heating unit
21: heating body
25: heater, surface heating element
30: moving part
31: fluid body
32: flow path forming groove
35: insertion groove
36: fitting groove
37: first thread
39: Stumbling Block
40: adapter part
41: adapter body
42: passage passage hole
43: fitting protrusion
45: second thread
47: support surface
49: stopper
60: sealing member
61: contact surface
63: sealing home

Claims (14)

A heating unit in which a hollow is formed;
a moving part inserted into the heating part and provided with a passage through which the fluid flows between the heating part and the heating part; and
An adapter part connected to one open side and the other side of the heating part and coupled to both ends of the moving part,
The adapter unit is provided to be coupled to both ends of the flow unit by rotation.
According to claim 1,
The moving part
a fluid body extending from one side of the heating unit toward the other side;
Insertion grooves formed to be open at both ends of the fluid body and extending along the axial direction of the fluid body; and
The hot water generating module including a fitting groove concavely formed on an outer surface of the fluid body, connected to the insertion groove, and extending along a circumferential direction of the fluid body.
According to claim 2,
the adapter part
an adapter body in which a passage communication hole communicating with the passage is formed; and
The hot water generating module includes a fitting protrusion protruding from an inner circumferential surface of the adapter body and inserted into the fitting groove to couple the adapter part and the moving part.
According to claim 3,
The fitting protrusion
The hot water generating module provided to be inserted into the insertion groove by rotation in a state of being inserted into the insertion groove in the axial direction.
According to claim 4,
The fitting protrusion is provided with a plurality of spaced apart in the circumferential direction on the inner circumferential surface of the adapter body,
The insertion groove and the fitting groove are provided in plurality to correspond to the fitting protrusion.
According to claim 1,
The adapter part is screwed to both ends of the flow part.
According to claim 6,
The moving part includes a flowing body extending from one side of the heating part toward the other side and having first threads formed on outer surfaces of both ends,
The adapter unit includes an adapter body having a second screw thread formed on an inner surface thereof,
The fluid body and the adapter body are assembled by screwing the first screw thread and the second screw thread.
According to claim 3,
The fluid body
Including a stumbling protrusion protruding from the outer circumferential surface,
The adapter body
A hot water generating module including a stopper protruding from an inner circumferential surface and provided to be caught by the protrusion so that rotation is restricted when rotationally coupled with the flow body.
According to claim 2,
A flow path forming groove is formed on the outer circumference of the flow body to form the flow path,
The flow path forming groove is formed in a spiral shape.
According to claim 3,
The hot water generating module further comprises a sealing member sealing between the heating unit and the adapter unit.
According to claim 10,
The heating unit includes a cylindrical heating body,
The adapter part includes a support surface formed stepwise on the inner circumferential surface of the adapter body so that the end of the heating body is caught,
The sealing member is
a contact surface in close contact with the support surface; and
Hot water generating module including a sealing groove formed to open in a direction toward the heating body so that the end of the heating body is fitted.
According to claim 1,
the heating part
A cylindrical heating body; and
Including a heater provided on the outer surface of the heating body,
The heater is a hot water generating module comprising a planar heating element.
an inlet pipe through which influent water is supplied;
a hot water generating module forming a passage through which the inflow water supplied from the inlet pipe flows between the heating unit and the moving unit inserted into the heating unit; and
It is connected to the hot water generating module and includes an outflow pipe through which outflow water, which is generated hot water, is discharged.
The hot water generating module,
Further comprising an adapter part connected to one side and the other open side of the heating part, coupled to both ends of the flow part, and connected to the inlet pipe and the outlet pipe,
The adapter part is a water heater provided to be coupled by rotation to both ends of the flow part.
According to claim 13,
The hot water generating module is provided in plurality,
an acquisition unit communicating with one side of the plurality of hot water generating modules and connected to the inlet pipe; and
The water heater further comprises a water outlet communicating with the other side of the plurality of hot water generating modules and connected to the outlet pipe.

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