CN111601408A - Heater and assembling method thereof - Google Patents
Heater and assembling method thereof Download PDFInfo
- Publication number
- CN111601408A CN111601408A CN202010275794.8A CN202010275794A CN111601408A CN 111601408 A CN111601408 A CN 111601408A CN 202010275794 A CN202010275794 A CN 202010275794A CN 111601408 A CN111601408 A CN 111601408A
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- water pipe
- pipe
- spiral
- heating
- heating pipe
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- 238000000034 method Methods 0.000 title claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 183
- 238000010438 heat treatment Methods 0.000 claims abstract description 97
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- 238000004512 die casting Methods 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/40—Heating elements having the shape of rods or tubes
- H05B3/42—Heating elements having the shape of rods or tubes non-flexible
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/02—Details
Landscapes
- Pipe Accessories (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
A heater and its assembly method, the heater includes water pipe and heating pipe that are the spiral tube shape, the hollow position of water pipe and heating pipe of the spiral tube shape has fixed supports, there are several trench positions used for fixing water pipe and heating pipe on the fixed support, several trench positions take the form of the spiral arrangement, water pipe, heating pipe pass several trench positions and then the spiral is wound on fixed support separately; a plurality of slot positions on the fixed support are arranged at intervals, the interval distance is equal, and the width of each slot position is equal. In the invention, a plurality of slot positions on a fixed bracket are arranged at intervals, the interval distance of each slot position is equal, and the slot width of each slot position is equal; the spiral distance in the spiral pipe fixed on the fixed support is ensured to be equal, and the spiral pipe is fixed on the fixed support and has the characteristic of firm and reliable connection.
Description
Technical Field
The invention relates to a coffee machine, in particular to a heater arranged in the coffee machine and an assembling method thereof.
Background
The structure of the internal waterway heating assembly of a common coffee machine is as follows: the middle heating pipeline that sets up, water pipe way are around heating pipeline spiral setting, perhaps the water pipe directly with the heating pipeline laminating together, water pipe and heating pipeline set up side by side, such design heating efficiency is lower, water pipe way and heating pipeline assembly inconvenient and firm inadequately moreover.
In addition, a positioning support is arranged on the outer side of the water pipe, a plurality of vertically adjacent groove positions are arranged on the positioning support, and the water pipe is installed on the groove positions. And the copper bar is arranged in the positioning support and used for fixing the heating pipe, so that the cost is increased.
Disclosure of Invention
The invention aims to provide a heater and an assembly method thereof, which have the advantages of higher heating efficiency, firm and convenient assembly and uniform heating, and overcome the defects in the prior art.
The heater comprises a water pipe and a heating pipe which are both in a spiral pipe shape, wherein a fixing support is arranged at the hollow part of the spiral pipe-shaped water pipe and the heating pipe, a plurality of groove positions for fixing the water pipe and the heating pipe are arranged on the fixing support in a spiral shape, and the water pipe and the heating pipe are spirally wound on the fixing support through the groove positions respectively; a plurality of groove positions on the fixed support are arranged at intervals, the interval distance is equal, the width of each groove position is equal, the spiral distance of each pipeline on the fixed support is equal, and the uniformity of heating of the water pipe is guaranteed.
The water pipe is double helix or single helix structure, and double helix's water pipe includes interior spiral water pipe and outer spiral water pipe, and the heating pipe is single helix structure and is arranged in the space between interior spiral water pipe and the outer spiral water pipe to in the space between spiral water pipe and the outer spiral water pipe including the heating pipe forms the spiral embedding, increase water pipe 2 and the 3 area of contact of heating pipe, heating efficiency increase. The fixed support is provided with a plurality of grooves for fixing the inner spiral water pipe, the plurality of grooves are spirally arranged, and the width L1 of each groove is equal; each groove is equally spaced.
The fixed support is also provided with a plurality of spiral bulges adjacent to the grooves, the middle parts of the bulges are inwards sunken to form pipe grooves for fixing the heating pipes, and the width L2 of each sunken part is equal; the spacing distance of each pipe groove is equal.
The spiral direction of the inner spiral water pipe is the same as that of the outer spiral water pipe, the inner spiral water pipe and the outer spiral water pipe are integrally formed, or the inner spiral water pipe and the outer spiral water pipe form split connection through a pipe joint.
In the water pipe 2 with the double-spiral structure, in the longitudinal section direction, the distances from the centers of two adjacent water pipe bodies to the center of a heating pipe are P1 and P2 respectively, and P1 is P2; in the transverse section direction, the distance from the circle centers of two adjacent water pipe bodies to the circle center of the heating pipe is M1 and M2 respectively, and M1 is equal to M2, so that the distance between the circle center of the heating pipe and the circle center of each water pipe body is equal, and each water pipe is heated uniformly.
The top of the fixed support is provided with a limiting rib for limiting the relative position of the water pipe and the heating pipe, and the pipe body of the water pipe is contacted with the limiting rib; the fixing support is also internally provided with a through hole for installing a pipeline.
The heater assembling method comprises a spiral pipe-shaped water pipe and a heating pipe, wherein the water pipe is of a single spiral or double spiral structure, the heating pipe is of a single spiral structure, a fixing support is arranged at the hollow part of the spiral pipe-shaped water pipe and the heating pipe, a plurality of grooves and bulges are arranged on the fixing support, the grooves and the bulges are spirally arranged on the outer surface of the fixing support, the middle part of the bulge is inwards sunken to form a groove position pipe groove for fixing the heating pipe, and a limiting rib is arranged at the top of the fixing support; the assembling method comprises the following steps:
a. the single-spiral water pipe is spirally wound on the outer surface of the fixed support along the groove; until the limiting rib props against the water pipe to fix the position of the water pipe; then the heating pipe is spirally wound on the outer surface of the fixed bracket along the convex and concave parts;
or the double-spiral water pipe comprises an inner spiral water pipe and an outer spiral water pipe, the inner spiral water pipe is spirally wound on the outer surface of the fixed support along the groove until the limiting rib abuts against the inner spiral water pipe to fix the position of the inner spiral water pipe, the heating pipe is spirally wound on the outer surface of the fixed support along the protrusion and the recess, and then the rest inner spiral water pipe is spirally wound on the outer side of the inner spiral water pipe along the heating pipe to form that the heating pipe is spirally embedded in a gap between the inner spiral water pipe and the outer spiral water pipe, and the spiral directions of the inner spiral water pipe and the outer spiral water pipe are the same;
b. the fixing support, the water pipe and the heating pipe which are assembled are formed by die-casting aluminum to fill the gap between the heating pipe and the water pipe, so that the whole fixing support forms a complete water path heater
The invention has the following beneficial effects:
1) the plurality of slot positions on the fixed support are arranged at intervals, the interval distance of each slot position is equal, and the slot width of each slot position is equal; the spiral distance in the spiral pipe fixed on the fixed support is ensured to be equal, and the spiral pipe is fixed on the fixed support and has the characteristic of firm and reliable connection.
2) The width L1 of each groove is equal, and the width L2 of each recess is equal, so that the spiral distances between the internal spiral water pipe and the heating pipe which are respectively fixed on the fixed bracket are equal; heating uniformly;
3) the water pipe is of a double-spiral structure, the water pipe of the double-spiral structure comprises an inner spiral water pipe and an outer spiral water pipe, and the heating pipe is of a single-spiral structure and is positioned in a gap between the inner spiral water pipe and the outer spiral water pipe, so that the heating area of the water pipe is increased, the heating efficiency is improved, the spiral distance is ensured through the mounting groove position of the fixing support, and the uniform heating is ensured;
4) the fixing support, the water pipe and the heating pipe which are assembled are formed by die-casting aluminum to fill the gap between the heating pipe and the water pipe, so that the whole fixing support forms a complete water path heater.
Drawings
Fig. 1 is a schematic plan view of a heater according to an embodiment of the present invention.
Fig. 2 is a schematic view of the cross-sectional structure a-a in fig. 1.
Fig. 3 is a schematic plan view of an assembly of a heating pipe, a water pipe and a fixing bracket according to an embodiment of the present invention.
Fig. 4 is a schematic structural view of a section B-B in fig. 3.
Fig. 5 is a perspective view of the assembly of the heating pipe, the water pipe and the fixing bracket according to an embodiment of the present invention.
Fig. 6 is a perspective view of a water pipe in a double spiral shape according to an embodiment of the present invention.
Fig. 7 is a plan view of a fixing bracket according to an embodiment of the present invention.
Fig. 8 is a schematic view of the cross-sectional structure C-C in fig. 7.
Fig. 9 is a perspective view of a fixing bracket according to an embodiment of the invention.
FIG. 10 is a schematic view of a partial cross-sectional structure of a heating pipe and a water pipe according to an embodiment of the present invention.
Detailed Description
The invention is further described with reference to the following figures and examples.
Referring to fig. 1 and 2, a heater includes a water pipe 2 and a heating pipe 3 each having a spiral pipe shape.
Referring to fig. 3 and 4, a fixing support 1 is arranged at the hollow part of a spiral pipe-shaped water pipe 2 and a heating pipe 3, a plurality of groove positions for fixing the water pipe 2 and the heating pipe 3 are arranged on the fixing support 1 in a spiral manner, and the water pipe 2 and the heating pipe 3 are spirally wound on the fixing support 1 through the groove positions respectively; a plurality of groove positions on the fixed support 1 are arranged at intervals, the interval distance is equal, the width of each groove position is equal, the spiral distance of each pipeline on the fixed support 1 is equal, and the uniformity of heating of the water pipe 2 is further ensured.
In this embodiment, the main body of the fixing bracket 1 has a cylindrical shape. The cylindrical outer surface is provided with a plurality of grooves 1.1 and bulges 1.2, and the plurality of grooves 1.1 and bulges 1.2 are spiral.
The water pipe 2 is of a double-spiral or single-spiral structure, the water pipe 2 of the double-spiral structure comprises an inner spiral water pipe 2.1 and an outer spiral water pipe 2.2, the heating pipe 3 is of a single-spiral structure and is positioned in a gap between the inner spiral water pipe 2.1 and the outer spiral water pipe 2.2, so that the heating pipe 3 is spirally embedded in the gap between the inner spiral water pipe 2.1 and the outer spiral water pipe 2.2, the fixing support 1 is provided with a plurality of grooves 1.1 for fixing the inner spiral water pipe 2.1, the plurality of grooves 1.1 are spirally arranged, and the width L1 of each groove 1.1 is equal; the grooves 1.1 are equally spaced to ensure equal helical pitch of the water pipes 2 fixed to the fixing bracket 1.
Referring to fig. 4, the heating pipe 3 is in a single spiral structure and is positioned in a gap between the inner spiral water pipe 2.1 and the outer spiral water pipe 2.2, so that the contact area between the water pipe 2 and the heating pipe 3 is increased, and the heating efficiency is increased. And the distance is controlled by the slot position of the fixed support 1, so that the heat transfer between the heating pipe 3 and the water pipe 2 is uniform.
Referring to fig. 5 and 6, the water pipe 2 in this embodiment has a double spiral structure having an inner coil and an outer coil. One end of the internal spiral water pipe 2.1 and one end of the external spiral water pipe 2.2 of the water pipe 2 are respectively provided with a joint 5, and the joint 5 is sleeved on the outer surface of the pipe body.
Referring to fig. 7 and 8, the fixing support 1 is further provided with a protrusion 1.2 adjacent to the groove 1.1, the protrusion 1.2 is provided with a plurality of spiral protrusions, the middle portion of the protrusion 1.2 is recessed inwards to form a pipe groove for fixing the heating pipe 3, the width L2 of each pipe groove is equal, the spacing distance of each pipe groove is equal, and the spiral distance of the heating pipe 3 fixed on the fixing support 1 is ensured to be equal.
The spiral direction of the inner spiral water pipe 2.1 is the same as that of the outer spiral water pipe 2.2, the inner spiral water pipe 2.1 and the outer spiral water pipe 2.2 are integrally formed, or the inner spiral water pipe 2.1 and the outer spiral water pipe 2.2 form split connection through a pipe joint.
In the implementation, the inner spiral water pipe 2.1 and the outer spiral water pipe 2.2 are integrally formed, namely, a long water pipe is wound, the whole water pipe is machined and formed through a forging process, and the whole water pipe is not connected through a pipe joint, so that the production cost is ensured.
Referring to fig. 9, the top of the fixing bracket 1 is provided with a limiting rib 1.3 for limiting the relative position of the water pipe 2 and the heating pipe 3, and the pipe body of the water pipe 2 is in contact with the limiting rib 1.3; the fixed support 1 is also internally provided with a through hole 1.4 for installing a pipeline.
Referring to fig. 10, in the water tubes 2 of the double-spiral structure, in the longitudinal section direction, the distances from the centers of the tube bodies of two adjacent water tubes 2 to the center of the heating tube 3 are P1 and P2, respectively, and P1 is P2; in the transverse cross-sectional direction, the distances from the centers of the two adjacent water pipe bodies 2 to the center of the heating pipe 3 are M1 and M2, respectively, and M1 is equal to M2.
In the present embodiment, the water pipes 2 have a double-spiral structure, and in the longitudinal cross-sectional direction, the distances from the centers of the pipe bodies of two adjacent outer spiral water pipes 2.2 to the center of the heating pipe 3 are P1 and P2, respectively, where P1 is P2; or the distance from the circle center of the pipe body of each two adjacent inner spiral water pipes 2.1 to the circle center of the heating pipe 3 is P1 or P2, and P1 is equal to P2. In the transverse cross section direction, the distances from the centers of the two adjacent inner and outer spiral water pipes 2.1 and 2.2 to the center of the heating pipe 3 are M1 and M2, respectively, and M1 is equal to M2. The distance between the circle center of the heating pipe 3 and the circle center of each water pipe 2 is equal, and each water pipe is heated uniformly.
An assembly method of a heater comprises a spiral pipe-shaped water pipe 2 and a heating pipe 3, wherein the water pipe 2 is of a single spiral or double spiral structure, the heating pipe 3 is of a single spiral structure, a fixing support 1 is arranged at the hollow part of the spiral pipe-shaped water pipe 2 and the heating pipe 3, a plurality of grooves 1.1 and bulges 1.2 are arranged on the fixing support 1, the plurality of grooves 1.1 and bulges 1.2 are spirally arranged on the outer surface of the fixing support 1, and the middle part of the bulges 1.2 is inwards sunken to form a pipe groove for fixing the heating pipe 3; the top of the fixed support 1 is provided with a limiting rib 1.3, and the assembling method comprises the following steps:
a single-spiral water pipe 2 is spirally wound on the outer surface of the fixed support 1 along the groove 1.1; until the limiting ribs 1.3 abut against the water pipe 2, so as to fix the position of the water pipe 2; then the heating pipe 3 is spirally wound on the outer surface of the fixed support 1 along the concave part of the bulge 1.2;
or, the double-helix water pipe 2 comprises an inner helix water pipe 2.1 and an outer helix water pipe 2.2, firstly, the inner helix water pipe 2.1 is spirally wound on the outer surface of the fixed support 1 along the groove 1.1 until the limit rib 1.3 is propped against the inner helix water pipe 2.1 to fix the position of the inner helix water pipe 2.1, then, the heating pipe 3 is spirally wound on the outer surface of the fixed support 1 along the protrusion 1.2, and then, the rest inner helix water pipe 2.1 is spirally wound on the outer side of the inner helix water pipe 2.1 along the heating pipe 3 to form that the heating pipe 3 is spirally embedded in the gap between the inner helix water pipe 2.1 and the outer helix water pipe 2.2, and the spiral directions of the inner helix water pipe 2.1 and the outer helix water pipe 2.2 are the same;
b. the fixing support 1, the water pipe 2 and the heating pipe 3 after being assembled are formed by die-casting aluminum 4 to fill the gap between the heating pipe 3 and the water pipe 2, so that the whole fixing support 1 forms a complete water path heater
The foregoing is a preferred embodiment of the present invention, and the basic principles, principal features and advantages of the invention are shown and described. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, and the invention is intended to be protected by the following claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. A heater, includes water pipe (2) and heating pipe (3) that are the helical tube form, its characterized in that: the water pipe (2) and the heating pipe (3) are spirally wound on the fixed support (1) through the plurality of groove positions; a plurality of slot positions on the fixed support (1) are arranged at intervals, the interval distance is equal, and the width of each slot position is equal.
2. The heater of claim 1, wherein: the water pipe (2) is of a double-spiral structure or a single-spiral structure, the water pipe (2) of the double-spiral structure comprises an inner spiral water pipe (2.1) and an outer spiral water pipe (2.2), the heating pipe (3) is of a single-spiral structure and is positioned in a gap between the inner spiral water pipe (2.1) and the outer spiral water pipe (2.2), so that the heating pipe (3) is spirally embedded in the gap between the inner spiral water pipe (2.1) and the outer spiral water pipe (2.2), a plurality of grooves (1.1) used for fixing the inner spiral water pipe (2.1) are formed in the fixing support (1), the plurality of grooves (1.1) are spirally arranged, the width L1 of each groove (1.1) is equal, and the spacing distance of each groove (1.1) is equal.
3. The heater of claim 2, wherein: still be equipped with on fixed bolster (1) with recess (1.1) adjacent protruding (1.2), protruding (1.2) are equipped with a plurality of and are the heliciform, the middle part of protruding (1.2) is inside sunken, forms the tube seat that is used for fixed heating pipe (3), the spacing distance of every tube seat is impartial.
4. The heater of claim 3, wherein: the spiral directions of the inner spiral water pipe (2.1) and the outer spiral water pipe (2.2) are the same, the inner spiral water pipe (2.1) and the outer spiral water pipe (2.2) are mutually integrated, or the inner spiral water pipe (2.1) and the outer spiral water pipe (2.2) form split connection through a pipe joint.
5. The heater as claimed in any one of claims 2-4, wherein: in the water pipes (2) with the double-spiral structure, in the longitudinal section direction, the distances from the centers of the pipe bodies of two adjacent water pipes (2) to the center of the heating pipe (3) are P1 and P2, and P1 is P2; in the transverse cross section direction, the distances from the centers of the pipe bodies of two adjacent water pipes (2) to the center of the heating pipe (3) are M1 and M2 respectively, and M1 is M2.
6. The heater as claimed in any one of claims 1-4, wherein: the top of the fixed support (1) is provided with a limiting rib (1.3) for limiting the relative position of the water pipe (2) and the heating pipe (3), and the pipe body of the water pipe (2) is contacted with the limiting rib (1.3); a through hole (1.4) for installing a pipeline is also arranged in the fixed support (1).
7. An assembly method of a heater comprises a spiral pipe-shaped water pipe (2) and a heating pipe (3), wherein the water pipe (2) is of a single spiral or double-spiral structure, the heating pipe (3) is of a single spiral structure, a fixing support (1) is arranged at the hollow part of the spiral pipe-shaped water pipe (2) and the heating pipe (3), a plurality of grooves (1.1) and protrusions (1.2) are arranged on the fixing support (1), the plurality of grooves (1.1) and the protrusions (1.2) are spirally arranged on the outer surface of the fixing support (1), the middle part of each protrusion (1.2) is inwards sunken to form a pipe groove for fixing the heating pipe (3), and a limiting rib (1.3) is arranged at the top of the fixing support (1); the assembling method is characterized by comprising the following steps:
a. the single-spiral water pipe (2) is spirally wound on the outer surface of the fixed support (1) along the groove (1.1); until the limiting ribs (1.3) prop against the water pipe (2) to fix the position of the water pipe (2); then the heating pipe (3) is spirally wound on the outer surface of the fixed support (1) along the concave part of the bulge (1.2);
or the double-spiral water pipe (2) comprises an inner spiral water pipe (2.1) and an outer spiral water pipe (2.2), firstly, the inner spiral water pipe (2.1) is spirally wound on the outer surface of the fixed support (1) along the groove (1.1) until the limiting rib (1.3) abuts against the inner spiral water pipe (2.1) to fix the position of the inner spiral water pipe (2.1), then, the heating pipe (3) is spirally wound on the outer surface of the fixed support (1) along the concave part of the bulge (1.2), and then, the remaining inner spiral water pipe (2.1) is spirally wound on the outer side of the inner spiral water pipe (2.1) along the heating pipe (3) to form that the heating pipe (3) is spirally embedded in a gap between the inner spiral water pipe (2.1) and the outer spiral water pipe (2.2) and the spiral directions of the inner spiral water pipe (2.1) and the outer spiral water pipe (2.2) are the same;
b. the fixing support (1), the water pipe (2) and the heating pipe (3) after assembly are molded by die-casting aluminum (4) to fill a gap between the heating pipe (3) and the water pipe (2), so that the whole fixing support (1) forms a complete water path heater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010275794.8A CN111601408B (en) | 2020-04-09 | 2020-04-09 | Heater and assembly method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010275794.8A CN111601408B (en) | 2020-04-09 | 2020-04-09 | Heater and assembly method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111601408A true CN111601408A (en) | 2020-08-28 |
| CN111601408B CN111601408B (en) | 2024-05-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010275794.8A Active CN111601408B (en) | 2020-04-09 | 2020-04-09 | Heater and assembly method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111601408B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104411218A (en) * | 2012-05-15 | 2015-03-11 | 布莱克曼两合公司 | Helical dynamic flow through heater |
| CN206284893U (en) * | 2016-07-21 | 2017-06-30 | 宁波博菱电器有限公司 | Liquid heater with snap joint |
| CN206861855U (en) * | 2017-06-10 | 2018-01-09 | 杭州佐帕斯工业有限公司 | Integral type for liquid heating heats block structure |
| CN207404824U (en) * | 2017-11-13 | 2018-05-25 | 佛山市顺德区美的饮水机制造有限公司 | Cistern assembly and Soda water machine |
| CN212661637U (en) * | 2020-04-09 | 2021-03-09 | 广东格兰仕集团有限公司 | Heating device |
-
2020
- 2020-04-09 CN CN202010275794.8A patent/CN111601408B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104411218A (en) * | 2012-05-15 | 2015-03-11 | 布莱克曼两合公司 | Helical dynamic flow through heater |
| CN206284893U (en) * | 2016-07-21 | 2017-06-30 | 宁波博菱电器有限公司 | Liquid heater with snap joint |
| CN206861855U (en) * | 2017-06-10 | 2018-01-09 | 杭州佐帕斯工业有限公司 | Integral type for liquid heating heats block structure |
| CN207404824U (en) * | 2017-11-13 | 2018-05-25 | 佛山市顺德区美的饮水机制造有限公司 | Cistern assembly and Soda water machine |
| CN212661637U (en) * | 2020-04-09 | 2021-03-09 | 广东格兰仕集团有限公司 | Heating device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111601408B (en) | 2024-05-07 |
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