CN214746448U - Electric water heater - Google Patents
Electric water heater Download PDFInfo
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- CN214746448U CN214746448U CN202023147207.1U CN202023147207U CN214746448U CN 214746448 U CN214746448 U CN 214746448U CN 202023147207 U CN202023147207 U CN 202023147207U CN 214746448 U CN214746448 U CN 214746448U
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- electric water
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- inner container
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Abstract
The utility model relates to the technical field of household appliances, specifically disclose an electric water heater. The electric water heater comprises a main machine body and a cover body assembly, wherein the main machine body comprises a shell body with a hollow inner cavity, an inner container which is accommodated in the hollow inner cavity and has a space with the shell body, a connecting piece for connecting the shell body and the inner container, a water inlet joint which is locally arranged in the hollow inner cavity and communicated with the inner container, a water outlet joint which is locally arranged in the hollow inner cavity and connected with the inner container, and a heating piece which is arranged in the inner container, connected to the cover body assembly and used for supplying heat to the inner container, and the shell body is provided with an opening; the cover body assembly covers the end part of the opening and seals the opening. The utility model provides an electric water heater can effectively reduce the hydrothermal rate of heat dissipation in the electric water heater to improve electric water heater's heat preservation effect.
Description
Technical Field
The utility model relates to the technical field of household appliances, especially, relate to an electric water heater.
Background
The electric water heater is a water heater which uses electricity as energy source to heat, after the existing electric water heater heats water stored in the electric water heater, because the temperature of the electric water heater is higher, the electric water heater inevitably radiates heat in modes of heat conduction, heat convection and the like, and the temperature required by a user is often difficult to maintain for hot water in the electric water heater.
Therefore, there is a need to provide a new solution to improve the insulation of electric water heaters.
SUMMERY OF THE UTILITY MODEL
An embodiment of the present invention provides an electric water heater to solve the problem of poor thermal insulation effect of the existing electric water heater.
In order to achieve the above object, the embodiment of the present invention adopts the following technical solutions:
an electric water heater comprising: a main body and a cover assembly;
the main machine body comprises a shell with a hollow inner cavity, an inner container which is accommodated in the hollow inner cavity and has a spacing with the shell, a connecting piece for connecting the shell and the inner container, a water inlet connector which is locally arranged in the hollow inner cavity and communicated with the inner container, a water outlet connector which is locally arranged in the hollow inner cavity and connected with the inner container, and a heating piece which is arranged in the inner container, connected to a cover body assembly and used for supplying heat to the inner container, wherein the shell is provided with an opening;
the cover body assembly covers the end part of the opening and seals the opening.
Preferably, the electric water heater is provided with a sealing cavity for isolating the inner container, and the sealing cavity is enclosed by the outer shell, the inner container and the cover body assembly.
Preferably, the inner bag includes that the double-phase opposite end all opens cylindric courage main part and covers respectively and locate the courage top and the courage bottom of the double-phase opposite open end of cylindric courage main part, just courage bottom lid is established the orientation of cylindric courage main part open-ended one end, the connecting piece is connected the shell body is and certainly the shell body orientation the extension of courage bottom sets up and connects the courage bottom.
Preferably, the connecting piece is an annular connecting plate, the annular connecting plate is annularly arranged on the opening and extends from the end part of the opening to the bottom of the liner, the annular connecting plate divides the sealing cavity into a first cavity and a second cavity, and the outer shell, the cylindrical liner main body, the liner top, the liner bottom and the annular connecting plate enclose to form the first cavity; the second cavity is formed by enclosing the annular connecting plate, the cover body assembly and the bottom of the liner.
Preferably, the connecting pieces are a plurality of connecting blocks which are uniformly distributed at the opening end parts and extend from the opening end parts to the bottom of the liner and are connected with the bottom of the liner.
Preferably, the outer housing includes a housing main body with two opposite ends opened, and a first housing cover and a second housing cover respectively covering the two opposite open ends of the housing main body, the first housing cover is provided with the opening, and an installation support surrounding the opening is provided on an outer wall of the first housing cover for installing the cover assembly.
Preferably, the mounting bracket includes a bracket main body, and a first supporting leg and a second supporting leg respectively extending from two opposite edges of the bracket main body toward the first housing cover and connected to the first housing cover.
Preferably, the cover assembly includes a mounting cover detachably mounted on the first housing cover and covering the opening, and a sealing member detachably disposed on a surface of the mounting cover facing the first housing cover and sealing the mounting cover and the first housing cover.
Preferably, the mounting cover includes a cover main body for covering the opening, a pressing portion extending from an edge of the cover main body toward a direction away from a center line of the cover main body and abutting against the first cover, and a mounting portion connected to an end of the pressing portion away from the cover main body, and the mounting portion is detachably connected to the mounting bracket.
Preferably, the mounting part comprises a first mounting plate extending from the edge of the pressing part towards the direction far away from the center line of the cover main body and arranged parallel to the bracket main body, and a second mounting plate bent from the edge of the first mounting plate and extending towards the first housing cover, and the first mounting plate is detachably connected with the mounting bracket through a fastener; the sealing piece is a sealing ring, and the sealing ring is detachably arranged on the surface of the pressing part facing the first shell cover.
Preferably, the cover main body is provided with a first through hole, a second through hole and a third through hole, the bottom of the liner is provided with a fourth through hole, a fifth through hole and a sixth through hole, and the water inlet joint sequentially penetrates through the first through hole and the fourth through hole from the outside of the electric water heater and is connected with the liner; the water outlet joint sequentially penetrates through the second through hole and the fifth through hole from the outside of the electric water heater and is connected with the inner container; the heating element sequentially penetrates through the sixth through hole and the third through hole from the inner container and extends out of the electric water heater; and/or the presence of a gas in the gas,
the main machine body further comprises a sewage connector, a seventh through hole is formed in the cover body, an eighth through hole is formed in the bottom of the liner, and the sewage connector penetrates through the seventh through hole and the eighth through hole from the outside of the electric water heater in sequence and is connected with the liner.
The utility model has the advantages that:
the embodiment of the utility model provides an electric water heater, the shell body has and is equipped with the opening on cavity inner chamber and the shell body, and the inner bag setting is in the cavity inner chamber and through connecting piece and shell body coupling for the inner bag is supported in the cavity inner chamber of being fixed in the shell body, and from this forms the interval between shell body and inner bag, and lid subassembly lid is established and is sealed the opening, because inner bag and shell body pass through the connecting piece and connect, has reduced the physical contact of inner bag with the shell body, thereby reduce the inner bag to shell transfer thermal conduction area, and by the inner bag the shell body and the lid subassembly encloses and forms the vacuum cavity after synthetic sealed chamber evacuation, can reduce the conduction efficiency of inner bag to external conduction heat again, finally can effectively reduce the hydrothermal rate of heat dissipation in the electric water heater, thereby improve electric water heater's heat preservation effect.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic perspective view of an electric water heater according to an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is an enlarged view of a portion M of FIG. 2;
fig. 4 is a schematic diagram of an explosion structure of an electric water heater according to an embodiment of the present invention;
fig. 5 is a schematic perspective view of the bottom of the bladder.
Reference numerals:
100. an electric water heater;
1. a main body;
11. an outer housing; 111. a housing main body; 112. a first housing cover; 113. a second housing cover; 1121. mounting a bracket; 11211. a stent body; 11212. a first supporting leg; 11213. a second support leg;
12. an inner container; 121. a cylindrical bladder body; 122. the top of the liner; 123. the bottom of the liner; 1231. a fourth via hole; 1232. a fifth through hole; 1233. a sixth through hole; 1234. an eighth through hole;
13. a connecting member;
14. a water inlet joint;
15. a water outlet joint;
16. a heating member;
161. a heating rod; 162. an electrical connector;
17. a blowdown joint;
2. a cover assembly;
21. installing a cover; 211. a cover main body; 212. a pressing part; 213. an installation part; 2131. a first mounting plate; 2132. a second mounting plate; 2111. a first through hole; 2112. a second through hole; 2113. a third through hole; 2114. A seventh via hole;
22. a seal member;
3. a fastener;
01. a hollow interior cavity; 001. an opening; 02. sealing the cavity; 021. a first chamber; 022. a second chamber.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, of the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The flow diagrams depicted in the figures are merely illustrative and do not necessarily include all of the elements and operations/steps, nor do they necessarily have to be performed in the order depicted. For example, some operations/steps may be decomposed, combined or partially combined, so that the actual execution sequence may be changed according to the actual situation. In addition, although the division of the functional blocks is made in the device diagram, in some cases, it may be divided in blocks different from those in the device diagram.
Fig. 1 to 5 are schematic structural diagrams of an electric water heater 100 provided in this embodiment.
Referring to fig. 1, 2, 3 and 4, the electric water heater 100 includes a main body 1 and a cover assembly 2.
Wherein, the main body 1 comprises an outer shell 11, an inner container 12, a connecting piece 13, a water inlet connector 14, a water outlet connector 15, a heating piece 16 and a sewage connector 17, the outer shell 11 is provided with a hollow inner cavity 01, the outer shell 11 is provided with an opening 001, the hollow inner cavity 01 is communicated with the outside of the outer shell 11 through the opening 001, the inner container 12 is accommodated in the hollow inner cavity 01, the connecting piece 13 is also accommodated in the hollow inner cavity 01, the outer shell 11 is connected with the inner container 12 through the connecting piece 13, so that the inner container 12 is supported and fixed in the hollow inner cavity 01 of the outer shell 11 and has a gap with the outer shell 11, part of the water inlet connector 14 is arranged in the hollow inner cavity 01 and is communicated with the inner container 12, the water inlet connector 14 is also communicated with an external water source to realize water supply to the inner container 12, part of the water outlet connector 15 is arranged in the hollow inner cavity 01 and is communicated with the inner container 12, and the water outlet connector 15 is also connected to the outside of the electric water heater 100, therefore, water in the inner container 12 can be supplied to a user, the heating element 16 is arranged in the inner container 12 and extends out of the electric water heater 100 through the cover body assembly 2, and after the local heating element 16 arranged outside the electric water heater 100 is electrified, heat can be supplied to the inner container 12, so that the water stored in the inner container 12 can be heated. The cover body assembly 2 covers the end of the opening 001 and seals the opening 001, and a sealed cavity 02 is formed by the outer shell 11, the inner container 12 and the cover body assembly 2. In this embodiment, the inner container 12 and the outer shell are connected by the connecting member 13, so that physical contact between the inner container 12 and the outer shell 11 is reduced, and a heat conduction area of the inner container 12 for transferring heat to the outside through the outer shell 11 is also reduced, meanwhile, since the inner container 12 and the outer shell 11 are spaced, the convection of air at the periphery of the inner container 12 can be reduced by the sealed cavity 02 formed by the outer shell 11, the inner container 12 and the cover assembly 2 in a surrounding manner, so that the heat convection heat dissipation of the inner container 12 can be reduced, when the sealed cavity 02 is vacuumized, the sealed cavity 02 can be changed into a vacuum cavity, no air medium is available, the heat convection outside the inner container 12 can be further reduced, the heat conduction rate is further reduced, and finally, the heat dissipation rate of hot water in the electric water heater 100 can be effectively reduced, so that the heat preservation effect of the electric water heater 100 is improved.
Referring to fig. 2, 3, 4 and 5, the inner container 12 includes a cylindrical container main body 121, a container top portion 122 and a container bottom portion 123, wherein the cylindrical container main body 121 is hollow and has two opposite ends opened, the container top portion 122 and the container bottom portion 123 are respectively covered on the two opposite open ends of the cylindrical container main body 121, and the container bottom portion 123 is covered on one end of the cylindrical container main body 121 facing the opening 001.
In practical applications, the connecting member 13 is connected to the outer shell 11 and extends from the outer shell 11 toward the bladder bottom 123 and is connected to the bladder bottom 123. As an implementation manner of this embodiment, the connecting member 13 is an annular connecting plate, the annular connecting plate surrounds the opening 001 and extends from the end of the opening 001 to the bottom 123 of the container, at this time, the annular connecting plate partitions the sealed cavity 02 into a first cavity 021 and a second cavity 022, the first cavity 021 is formed by enclosing the outer shell 11, the cylindrical container main body 121, the container top 122, the container bottom 123 and the annular connecting plate, and the second cavity 022 is formed by enclosing the annular connecting plate, the lid assembly 2 and the container bottom 123. As an alternative embodiment, the connecting member 13 is a plurality of connecting blocks, which are uniformly distributed at the end of the opening 001 and extend from the end of the opening 001 to the bottom 123 of the inner container, so as to further reduce the cross-sectional area of the connecting member 13 contacting the inner container 12, thereby further reducing the heat transfer area of the outer shell of the inner container 12.
Referring to fig. 3 and 4, the outer housing 11 includes a housing main body 111, a first housing cover 112, a second housing cover 113 and a mounting bracket 1121, wherein the housing main body 111 is a hollow structure, two opposite ends of the hollow structure are open, the first housing cover 112 and the second housing cover 113 are respectively covered on the two opposite ends of the open structure, an opening 001 is formed in the first housing cover, and the mounting bracket 1121 is disposed on an outer wall of the first housing cover 112 for mounting the assembly of the housing 21. In practical applications, the mounting bracket 1121 includes a bracket main body 11211, a first supporting leg 11212 and a second supporting leg 11213, wherein the bracket main body 11211 is parallel to a plane where the opening 001 is located, and the first supporting leg 11212 and the second supporting leg 11213 respectively extend from two opposite edges of the bracket main body 11211 toward the first housing cover 112 and are respectively connected to the first housing cover 112. As an embodiment of the present embodiment, the mounting bracket 1121 surrounds the periphery of the opening 001 and extends toward a direction away from the case main body 111. The first housing cover 112 and the second housing cover 113 may be connected to the housing main body 111 by welding, or the housing main body 111 and the second housing cover 113 may be integrally formed, and the first housing cover 112 is connected to the housing main body 111 by welding, or the housing main body 111 and the first housing cover 112 may be integrally formed, and the second housing cover 113 is connected to the housing main body 111 by welding, and the mounting bracket 1121 may be connected to the first housing cover 112 by welding, or may be integrally formed with the first housing cover 112.
Referring to fig. 2 and 3, the heating element 16 includes a heating rod 161 and an electrical connector 162, wherein the heating rod 161 is disposed in the inner container 12 and extends to the cover assembly 2, and the electrical connector 162 is disposed on the cover assembly 2, and has one end electrically connected to the heating rod 161 and the other end electrically connected to an external power source through a wire.
Referring to fig. 3, 4 and 5, the cover assembly 2 includes a mounting cover 21 and a sealing member 22, the sealing member 22 is disposed on a surface of the mounting cover 21 facing the opening 001, the mounting cover 21 and the sealing member 22 are both detachably mounted on the first housing cover 112, the mounting cover 21 covers the opening 001, and the sealing member 22 seals the mounting cover 21 and the first housing cover 112 to prevent air leakage between the first housing cover 112 and the mounting cover 21.
In practical applications, the mounting cover 21 includes a cover main body 211, a pressing portion 212 and a mounting portion 213, wherein the cover main body 211 covers the opening 001, the pressing portion 212 extends from an edge of the cover main body 211 toward a direction away from a center line of the cover main body 211 and abuts against the first cover 112, the mounting portion 213 is connected to an end of the pressing portion 212 away from the cover main body 211, and the mounting portion 213 is detachably connected to the mounting bracket 1121 to detachably connect the cover assembly 2 to the main body 1. As an embodiment of the present embodiment, the mounting portion 213 includes a first mounting plate 2131 and a second mounting plate 2132, wherein the first mounting plate 2131 extends from an edge of the pressing portion 212 toward a direction away from a center line of the cover main body 211, the first mounting plate 2131 is parallel to the cover main body 211, the second mounting plate 2132 is bent from an edge of the first mounting plate 2131 and extends toward the first cover 112, and the first mounting plate 2131 is detachably connected to the mounting bracket 1121 through a fastener 3. The sealing member 22 is a sealing ring, and the sealing ring is detachably disposed on a surface of the pressing portion 212 facing the first housing cover 112, so that when the first mounting plate 2131 is fastened to the mounting bracket 1121 by the fastener 3, the pressing portion 212 can press the sealing ring against the first housing cover 112, thereby achieving a good sealing effect.
As another embodiment of this embodiment, the cover main body 211 is provided with a first through hole 2111, a second through hole 2112, a third through hole 2113 and a seventh through hole 2114, the liner bottom 123 is provided with a fourth through hole 1231, a fifth through hole 1232, a sixth through hole 1233 and an eighth through hole 1234, and the water inlet joint 14 is sequentially inserted through the first through hole 2111 and the fourth through hole 1231 from the outside of the electric water heater 100 and connected to the liner 12; the water outlet joint 15 penetrates through the second through hole 2112 and the fifth through hole 1232 from the outside of the electric water heater 100 in sequence and is connected with the inner container 12; the heating element 16 sequentially penetrates through a sixth through hole 1233 and a third through hole 2113 from the inner container 12 and is connected with the electric connector 162; the sewage draining joint 17 is sequentially provided with a seventh through hole 2114 and an eighth through hole 1234 penetrating from the outside of the electric water heater 100 and is connected with the inner container 12.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of various equivalent modifications or replacements within the technical scope of the present invention, and these modifications or replacements should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (11)
1. Electric water heater, its characterized in that includes: a main body and a cover assembly;
the main machine body comprises a shell with a hollow inner cavity, an inner container which is accommodated in the hollow inner cavity and has a spacing with the shell, a connecting piece for connecting the shell and the inner container, a water inlet connector which is locally arranged in the hollow inner cavity and communicated with the inner container, a water outlet connector which is locally arranged in the hollow inner cavity and connected with the inner container, and a heating piece which is arranged in the inner container, connected to a cover body assembly and used for supplying heat to the inner container, wherein the shell is provided with an opening;
the cover body assembly covers the end part of the opening and seals the opening.
2. The electric water heater of claim 1, wherein the electric water heater has a sealed cavity for isolating the inner container, the sealed cavity being enclosed by the outer housing, the inner container and the cover assembly.
3. The electric water heater according to claim 2, wherein the inner container includes a cylindrical container body with two opposite ends open, and a container top and a container bottom respectively covering the two opposite open ends of the cylindrical container body, and the container bottom is covered on one end of the cylindrical container body facing the opening, and the connecting member is connected to the outer casing and extends from the outer casing to the container bottom and is connected to the container bottom.
4. The electric water heater according to claim 3, wherein the connecting member is an annular connecting plate, the annular connecting plate is annularly disposed on the opening and extends from an end of the opening toward the bottom of the container, the annular connecting plate divides the sealed cavity into a first cavity and a second cavity, and the first cavity is enclosed by the outer shell, the cylindrical container body, the container top, the container bottom and the annular connecting plate; the second cavity is formed by enclosing the annular connecting plate, the cover body assembly and the bottom of the liner.
5. The electric water heater according to claim 3, wherein the connecting members are a plurality of connecting pieces uniformly distributed at the open end and extending from the open end toward the bottom of the tank to connect the bottom of the tank.
6. The electric water heater as claimed in claim 4 or 5, wherein the outer housing includes a housing main body with two opposite ends opened, and a first housing cover and a second housing cover respectively covering the two opposite opened ends of the housing main body, the first housing cover has the opening, and the outer wall of the first housing cover is provided with a mounting bracket surrounding the opening for mounting the cover assembly.
7. The electric water heater according to claim 6, wherein the mounting bracket includes a bracket body and first and second support legs extending from opposite edges of the bracket body toward the first housing cover and connected to the first housing cover.
8. The electric water heater according to claim 7, wherein the cover assembly comprises a mounting cover detachably mounted to the first housing cover and covering the opening, and a sealing member detachably disposed on a surface of the mounting cover facing the first housing cover and sealing the mounting cover and the first housing cover.
9. The electric water heater according to claim 8, wherein the mounting cover includes a cover main body for covering the opening, a pressing portion extending from an edge of the cover main body in a direction away from a center line of the cover main body and abutting against the first cover, and a mounting portion connected to an end of the pressing portion away from the cover main body, the mounting portion being detachably connected to the mounting bracket.
10. The electric water heater according to claim 9, wherein the mounting portion includes a first mounting plate extending from an edge of the pressing portion toward a direction away from a center line of the cover main body and disposed parallel to the bracket main body, and a second mounting plate bent from an edge of the first mounting plate and extending toward the first cover, the first mounting plate being detachably connected to the mounting bracket by a fastener; the sealing piece is a sealing ring, and the sealing ring is detachably arranged on the surface of the pressing part facing the first shell cover.
11. The electric water heater according to claim 10, wherein the cover body is provided with a first through hole, a second through hole and a third through hole, the bottom of the inner container is provided with a fourth through hole, a fifth through hole and a sixth through hole, and the water inlet joint is sequentially provided with the first through hole and the fourth through hole from the outside of the electric water heater and is connected with the inner container; the water outlet joint sequentially penetrates through the second through hole and the fifth through hole from the outside of the electric water heater and is connected with the inner container; the heating element sequentially penetrates through the sixth through hole and the third through hole from the inner container and extends out of the electric water heater; and/or the presence of a gas in the gas,
the main machine body further comprises a sewage connector, a seventh through hole is formed in the cover body, an eighth through hole is formed in the bottom of the liner, and the sewage connector penetrates through the seventh through hole and the eighth through hole from the outside of the electric water heater in sequence and is connected with the liner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023147207.1U CN214746448U (en) | 2020-12-23 | 2020-12-23 | Electric water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023147207.1U CN214746448U (en) | 2020-12-23 | 2020-12-23 | Electric water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214746448U true CN214746448U (en) | 2021-11-16 |
Family
ID=78635228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023147207.1U Active CN214746448U (en) | 2020-12-23 | 2020-12-23 | Electric water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214746448U (en) |
-
2020
- 2020-12-23 CN CN202023147207.1U patent/CN214746448U/en active Active
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