Heat exchange water tank device and heat exchange type electric water heater

Abstract

The embodiment of the utility model discloses a heat exchange water tank device and a heat exchange type electric water heater, and relates to the technical field of water tanks, the heat exchange water tank device comprises a water tank, an access cover and a functional component, the water tank is provided with an access hole, the access cover detachably covers the access hole in a sealing mode, and the functional component is arranged in the access hole. And the functional part is mounted on the inner side of the access cover. The access hole is formed in the water tank, and the access cover detachably covers the access hole in a sealing mode, so that when a fault occurs, the access cover can be opened for repair and replacement; furthermore, the functional part is installed on the inner side of the access cover, the functional part can be taken out together with the access cover when the access cover is taken out, and maintenance and replacement of the functional part are facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to water tank technical field especially relates to a heat exchange water tank device and heat exchange type electric water heater. BACKGROUND

[0002] With the improvement of living standards, people pay more and more attention to the health of bathing water. People no longer just satisfy with washing the body, and pay more attention to the influence of bathing water quality on health. At present, the market is mostly water storage type electric water heater, which is easy to deposit silt, magnesium rod residue, scale and other dirt and breed bacteria in long-term use, and the instant and heat exchange type electric water heater uses heated flowing tap water, thereby avoiding these problems.

[0003] The heat exchange type electric water heater generally places a heat exchanger and a heat exchange medium in the water tank, and heats the heat exchange medium by the heater in the water tank. When hot water is used, tap water exchanges heat with the heat exchange medium in the water tank through the heat exchanger.

[0004] However, the water tank of the heat exchange type electric water heater is sealed by welding, and when internal components such as the heat exchanger and the heater are damaged, it is not convenient to replace them, resulting in the scrapping of the entire device. INVENTION CONTENTS

[0005] The technical problem to be solved by the embodiment of the utility model is that the water tank of the existing heat exchange type electric water heater is sealed by welding, and when internal components such as the heat exchanger and the heater are damaged, it is not convenient to replace them, resulting in the scrapping of the entire device.

[0006] In order to solve the above problems, in the first aspect, the utility model embodiment proposes a heat exchange water tank device, which comprises a water tank, an inspection cover and a functional component, the water tank is provided with an inspection port, the inspection cover is detachably sealed and covered on the inspection port, and the functional component is installed on the inner side of the inspection cover.

[0007] Further technical solutions are that a first mounting part is arranged on the outer periphery of the inspection port, the inspection cover comprises a second mounting part arranged on the outer edge, and the first mounting part and the second mounting part are detachably connected.

[0008] Further technical solutions are that the first mounting part comprises a first supporting table, the second mounting part comprises a fixing part corresponding to the first supporting table, and the first supporting table and the fixing part are detachably connected through fasteners.

[0009] Further technical solutions are that a bolt is arranged on the first supporting table, a bolt hole is arranged on the fixing part, the bolt passes through the bolt hole and is fixed by a nut.

[0010] Further, the first support table is uniformly provided with a plurality of bolts, and the fixing part is uniformly provided with a plurality of bolt holes, and the number of the bolts is the same as that of the bolt holes.

[0011] Further, the first mounting part further comprises a second support table located at the inner side of the first support table, and the height of the second support table is lower than that of the first support table; and the second mounting part further comprises an extrusion part located at the inner side of the fixing part, and the height of the extrusion part is lower than that of the fixing part.

[0012] Further, the heat exchange water tank device further comprises a sealing ring, which is extruded between the extrusion part and the second support table.

[0013] Further, the functional part comprises a water level probe, a heater, a heat exchanger and a temperature measuring blind pipe, and the water level probe, the heater, the heat exchanger and the temperature measuring blind pipe are fixed at the inner side of the maintenance cover through fasteners.

[0014] Further, the maintenance cover is further provided with an exhaust port and a liquid supplementing port.

[0015] In the second aspect, the utility model discloses a heat exchange type electric water heater, which comprises the heat exchange water tank device of the first aspect.

[0016] Compared with the prior art, the utility model can achieve the following technical effects:

[0017] In the utility model, the heat exchange water tank device comprises a water tank, a maintenance cover and a functional part, the water tank is provided with a maintenance opening, the maintenance cover is detachably sealed and covered on the maintenance opening, and the functional part is installed at the inner side of the maintenance cover. By providing the maintenance opening on the water tank and detachably sealing and covering the maintenance cover on the maintenance opening, when a fault occurs, the maintenance cover can be opened for repair and replacement. Further, the functional part is installed at the inner side of the maintenance cover, and when the maintenance cover is removed, the functional part can be removed together, thereby facilitating the maintenance and replacement of the functional part. BRIEF DESCRIPTION OF DRAWINGS

[0018] The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate embodiments consistent with the present utility model and serve to explain the principles of the present utility model together with the specification.

[0019] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the description of the embodiments or the prior art. Obviously, for those skilled in the art, based on the drawings, other drawings can be obtained without any creative effort.

[0020] One or more embodiments are illustrated by the pictures in the drawings corresponding thereto, which do not constitute a limitation on the embodiments, and elements with the same reference numerals in the drawings represent similar elements, unless otherwise specified, and the drawings do not constitute a proportional limitation.

[0021] Fig. 1 An exploded view of the heat exchange water tank device according to the embodiments of the present application is provided.

[0022] Fig. 2 A structural schematic view of the heat exchange water tank device according to the embodiments of the present application is provided.

[0023] Fig. 3 A sectional schematic view of the heat exchange water tank device according to the embodiments of the present application is provided.

[0024] Fig. 4 A schematic view of the functional component assembly of the heat exchange water tank device according to the embodiments of the present application to the maintenance cover is provided.

[0025] Reference numerals

[0026] The water tank 10, the maintenance cover 20, the sealing ring 30, the water level probe 40, the heater 50, the heat exchanger 60, the temperature measuring blind pipe 70, the exhaust port 80, the liquid supplementing port 90, the maintenance port 100, the top cover 110, the first mounting portion 11, the first support table 12, the second support table 13, the bolt 14, the second mounting portion 21, the fixing portion 22, the extrusion portion 23, the bolt hole 24, and the nut 25. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments will be described clearly and completely below with reference to the drawings in the embodiments of the present application, and similar component reference numerals in the drawings represent similar components. Obviously, the following described embodiments are only some of the embodiments of the present application, but not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without any creative effort belong to the scope of protection of the present application.

[0028] It should be understood that the terms "comprises" and "comprising," when used in this specification and the following claims, indicate the presence of the described features, integers, steps, operations, elements, and / or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and / or groups thereof.

[0029] It should also be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting. As used in this specification and the appended claims, the singular forms "a," "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

[0030] Referring to Figs. 1-4 The heat exchange water tank device is provided with a water tank 10 having an access hole 100. When a component in the water tank 10 fails, the component can be conveniently taken out for repair and replacement, so that the water tank 10 is not scrapped due to component damage. In order to achieve the above technical purpose, the heat exchange water tank device comprises the water tank 10, an access cover 20 and a functional component, and the specific structure is introduced as follows:

[0031] The water tank 10 is provided with the access hole 100. The access hole 100 can be arranged on the upper side of the water tank 10. For example, the water tank 10 comprises a top cover 110, and the access hole 100 is arranged on the top cover 110.

[0032] Further, the access cover 20 can be detachably sealed and covered on the access hole 100. On the one hand, the access cover 20 is convenient to open, and on the other hand, the access cover 20 is sealingly matched with the access hole 100, which can effectively prevent water leakage.

[0033] Further, the functional component is installed on the inner side of the access cover 20. Specifically, the access cover 20 and the functional component are modularly designed. When the access cover 20 is taken out, the functional component can be taken out together, which is convenient for maintenance and replacement of the functional component.

[0034] In the embodiment of the utility model, the heat exchange water tank device comprises the water tank 10, the access cover 20 and the functional component. The water tank 10 is provided with the access hole 100. The access cover 20 can be detachably sealed and covered on the access hole 100. The functional component is installed on the inner side of the access cover 20. By arranging the access hole 100 on the water tank 10 and detachably sealing and covering the access cover 20 on the access hole 100, when a failure occurs, the access cover 20 can be opened for repair and replacement. Further, the functional component is installed on the inner side of the access cover 20. When the access cover 20 is taken out, the functional component can be taken out together, which is convenient for maintenance and replacement of the functional component.

[0035] Further, the outer periphery of the access hole 100 is provided with a first mounting portion 11, and the access cover 20 comprises a second mounting portion 21 provided on the outer edge, and the first mounting portion 11 is detachably connected with the second mounting portion 21.

[0036] Specifically, the first mounting portion 11 and the second mounting portion 21 are used to realize the detachable connection between the access cover 20 and the water tank 10. The first mounting portion 11 is integrally formed with the top cover 110 of the water tank 10, and the first mounting portion 11 is part of the top cover 110. The second mounting portion 21 is integrally formed with the access cover 20, and the second mounting portion 21 is part of the access cover 20.

[0037] Further, the first mounting portion 11 comprises a first support table 12, the second mounting portion 21 comprises a fixed portion 22 corresponding to the first support table 12, and the first support table 12 and the fixed portion 22 are detachably connected through fasteners. The fixed portion 22 and the first support table 12 are used to realize the detachable connection between the access cover 20 and the water tank 10.

[0038] Specifically, the first support table 12 is provided with a bolt 14, the fixed portion 22 is provided with a bolt hole 24, the bolt 14 passes through the bolt hole 24 and is fixed by a nut 25. The bolt 14 can be welded and fixed on the first support table 12. The bolt hole 24 matches the bolt 14. By rotating the nut 25 into the bolt 14 on the outside of the access cover 20 to realize the fixation, and when disassembling, only the nut 25 needs to be disassembled, which is convenient and fast.

[0039] Further, in order to improve the reliability of the fixation, a plurality of bolts 14 are uniformly arranged on the first support table 12; a plurality of bolt holes 24 are uniformly arranged on the fixed portion 22; the number of the bolts 14 is the same as the number of the bolt holes 24. A plurality of bolts 14 pass through a plurality of bolt holes 24 one by one and are detachably fixed by nuts 25.

[0040] Further, in order to realize reliable sealing, the first mounting portion 11 further comprises a second support table 13 located on the inner side of the first support table 12, and the height of the second support table 13 is lower than that of the first support table 12; the second mounting portion 21 further comprises an extrusion portion 23 located on the inner side of the fixed portion 22, and the height of the extrusion portion 23 is lower than that of the fixed portion 22.

[0041] Correspondingly, the heat exchange water tank device further comprises a sealing ring 30, which is extruded between the extrusion portion 23 and the second support table 13.

[0042] Specifically, the shape of the extrusion part 23 and the second support table 13 can be stepped to better extrude the sealing ring 30, thereby achieving good sealing.

[0043] Further, the functional components include a water level probe 40, a heater 50, a heat exchanger 60, and a temperature measuring blind pipe 70, which are fixed to the inner side of the maintenance cover 20 by fasteners.

[0044] Specifically, the functional components are fixed by fasteners, facilitating disassembly and maintenance. Meanwhile, the fixing positions of the functional components are all located on the maintenance cover 20, which is on the top of the water tank 10 and does not contact the heat exchange medium, avoiding liquid leakage.

[0045] Further, the maintenance cover 20 is also provided with an exhaust port 80 and a liquid supplement port 90. The exhaust port 80 is used for exhausting the water tank 10, and the liquid supplement port 90 is used for supplementing liquid into the water tank 10.

[0046] Further, the water tank 10 of the heat exchange water tank device is formed by welding a top cover 110, a tank body, and a bottom cover to form a cavity, the top cover 110 is provided with a pressing type and a hole (i.e., a maintenance opening 100) in the middle, a plurality of bolts 14 are welded around the pressing type, a sealing ring 30 is attached to the pressing type surface along the shape of the hole, bolt holes 24 on the maintenance cover 20 penetrate the bolts 14, the formed protruding parts are attached to the sealing ring 30, nuts 25 are sleeved on the bolts 14 and locked, and the sealing ring 30 is tightly sealed by the top cover 110 and the maintenance cover 20.

[0047] The working principle of the heat exchange water tank device is as follows: automatic liquid supplement is performed through the liquid supplement port 90, and liquid supplement is stopped when the water level probe 40 receives a signal; when the probe in the temperature measuring blind pipe 70 detects that the temperature of the heat exchange medium in the water tank 10 is lower than a set temperature threshold, heating is started until the heat exchange medium reaches the set temperature and then the heating is stopped; when a user uses hot water, tap water is heated by the heat exchanger 60 and the heat exchange medium in the water tank 10, and then becomes hot water; the exhaust port 80 is used for exhausting during the liquid supplement or heating process, avoiding pressure bearing of the water tank 10.

[0048] The utility model discloses a heat exchange type electric water heater, the heat exchange type electric water heater includes the heat exchange water tank device of any one embodiment.

[0049] In the above embodiments, the description of each embodiment has its own emphasis, and the parts not described in detail in a certain embodiment can be referred to the relevant description of other embodiments.

[0050] In the description of the utility model, it is understood that the directions or positional relationships indicated by the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like are the directions or positional relationships shown based on the drawings, and are only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model.

[0051] In addition, the terms "first" and "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined with "first" and "second" can explicitly or implicitly include one or more of the features. In the description of the utility model, the meaning of "multiple" is two or more than two, unless otherwise specifically limited.

[0052] In the utility model, unless otherwise specifically defined and limited, the terms "mounting", "connection", "connection", "fixing" and the like should be understood broadly, for example, it can be connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication or interaction relationship between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0053] In the utility model, unless otherwise specifically defined and limited, the "upper" or "lower" of the first feature to the second feature can include that the first and second features are in direct contact, or the first and second features are not in direct contact but are in contact through another feature between them. Moreover, the "upper", "upper" and "upper" of the first feature to the second feature include that the first feature is directly above and obliquely above the second feature, or only indicates that the horizontal height of the first feature is higher than that of the second feature. The "below", "below" and "below" of the first feature to the second feature include that the first feature is directly below and obliquely below the second feature, or only indicates that the horizontal height of the first feature is less than that of the second feature.

[0054] In the description of the present specification, the description referring to the terms "one embodiment", "some embodiments", "an example", "a specific example", or "some examples" and the like means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms should not be understood as necessarily referring to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art can combine and combine different embodiments or examples described in the present specification.

[0055] Obviously, those skilled in the art can make various modifications and variations to the present application without departing from the spirit and scope of the present application. Thus, these modifications and variations of the present application are intended to be included within the scope of the claims of the present application and equivalents thereof. Therefore, the present application is also intended to include these modifications and variations.

[0056] The above is a specific embodiment of the present application, but the protection scope of the present application is not limited thereto. Any person skilled in the art can easily think of various equivalent modifications or replacements within the technical scope disclosed by the present application, and these modifications or replacements should be included in the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims

1. A heat exchanging water tank apparatus, characterized by, The heat exchange water tank device comprises a water tank, an inspection cover and functional components.

2. The heat exchanging water tank device according to claim 1, wherein The first mounting part is detachably connected with the second mounting part.

3. The heat exchanging water tank device according to claim 2, wherein The first mounting part comprises a first support platform, and the second mounting part comprises a fixed part corresponding to the first support platform.

4. The heat exchanging water tank device according to claim 3, wherein The first support platform is detachably connected with the fixed part through fasteners.

5. The heat exchanging water tank device according to claim 4, wherein The first support platform is provided with bolts, and the fixed part is provided with bolt holes.

6. The heat exchanging water tank device according to claim 3, wherein The first support platform is provided with bolts, and the fixed part is provided with bolt holes.

7. The heat exchanging water tank device according to claim 6, wherein The first support platform is provided with bolts, and the fixed part is provided with bolt holes.

8. The heat exchanging water tank device according to claim 1, wherein The first support platform is provided with bolts, and the fixed part is provided with bolt holes.

9. The heat exchanging water tank device according to claim 8, wherein The first support platform is provided with bolts, and the fixed part is provided with bolt holes.

10. A heat exchanging electric water heater, characterized in that, The first support platform is provided with bolts, and the fixed part is provided with bolt holes. The first support platform is provided with bolts, and the fixed part is provided with bolt holes. The first support platform is provided with bolts, and the fixed part is provided with bolt holes. The first support platform is provided with bolts, and the fixed part is provided with bolt holes. The first support platform is provided with bolts, and the fixed part is provided with bolt holes. The first support platform is provided with bolts, and the fixed part is provided with bolt holes. The first support platform is provided with bolts, and the fixed part is provided with bolt holes. The first support platform is provided with bolts, and the fixed part is provided with bolt holes. The first support platform is provided with bolts, and the fixed part is provided with bolt holes. The first support platform is provided with bolts, and the fixed part is provided with bolt holes. The first support platform is provided with bolts, and the fixed part is provided with bolt holes. The first support platform is provided with bolts, and the fixed part is provided with bolt holes. The first support platform is provided with bolts, and the fixed part is provided with bolt holes. The first support platform is provided with bolts, and the fixed part is provided with bolt holes. The first support platform is provided with bolts, and the fixed part is provided with bolt holes. The first support platform is provided with bolts, and the fixed part is provided with bolt holes. The first support platform is provided with bolts, and the fixed part is provided with bolt holes. The first support platform is provided with bolts, and the fixed part is provided with bolt holes. The first support platform is provided with bolts, and the fixed part is provided with bolt holes. The first support platform is provided with bolts, and the fixed part is provided with bolt holes. The first support platform is provided with bolts, and the fixed part is provided with bolt holes. The first support platform is provided with bolts, and the fixed part is provided with bolt holes. The first support platform is provided with bolts, and the fixed part is provided with bolt holes. The first support platform is provided with bolts, and the fixed part is provided with bolt holes. The first support platform is provided with bolts, and the fixed part is provided with bolt holes. The first support platform is provided with bolts, and the fixed part is provided with bolt holes. The first support platform is provided with bolts, and the fixed part is provided with bolt holes. The first support platform is provided with bolts, and the fixed part is provided with bolt holes. The first support platform is provided with bolts, and the fixed part is provided with bolt holes. The first support platform is provided with bolts, and the fixed part is provided with bolt holes. The first support platform is provided with bolts, and the fixed part is provided with bolt holes. The first support platform is provided with bolts, and the fixed part is provided with bolt holes. The first support platform is provided with bolts, and the fixed part is provided with bolt holes. The first support platform is provided with bolts, and the fixed part is provided with bolt holes. The first support platform is provided with bolts, and the fixed part is provided with bolt holes. The first support platform is provided with bolts, and the fixed part is provided with bolt holes. The first support platform is provided with bolts, and the fixed part is provided with bolt holes. The first support platform is provided with bolts, and the fixed part is provided with bolt holes. The first support platform is provided with bolts, and the fixed part is provided with bolt holes. The first support platform is provided with bolts, and the fixed part is provided with bolt holes. The first support platform is provided with bolts, and the fixed part is provided with bolt holes. The first support platform is provided with bolts, and the fixed part is provided with bolt holes. The first support platform is provided with bolts,

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