CN109826827B - Integrated heating device and household appliance - Google Patents
Integrated heating device and household appliance Download PDFInfo
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- CN109826827B CN109826827B CN201910161530.7A CN201910161530A CN109826827B CN 109826827 B CN109826827 B CN 109826827B CN 201910161530 A CN201910161530 A CN 201910161530A CN 109826827 B CN109826827 B CN 109826827B
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- heating
- temperature control
- heating device
- inlet pipe
- control element
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 121
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 26
- 239000002184 metal Substances 0.000 claims description 20
- 239000012530 fluid Substances 0.000 claims description 15
- 239000007888 film coating Substances 0.000 claims description 8
- 238000009501 film coating Methods 0.000 claims description 8
- 238000005516 engineering process Methods 0.000 abstract description 4
- CNQCVBJFEGMYDW-UHFFFAOYSA-N lawrencium atom Chemical compound [Lr] CNQCVBJFEGMYDW-UHFFFAOYSA-N 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000012528 membrane Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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Abstract
The invention discloses an integrated heating device and a household appliance, wherein a heating element is directly arranged on the outer wall of a water inlet pipe, and a heating section is designed by utilizing the length of one section of the water inlet pipe, so that the problem of miniaturization of equipment is solved. The heating element is designed to be a heating thick technology, and an electronic temperature control device is not used for temperature control, so that the cost is reduced.
Description
Technical Field
The invention relates to the technical field of intelligent household electrical appliances, in particular to an integrated heating device and a household electrical appliance.
Background
The existing fluid pump with heating function generally has a structure including an upper pump casing and a lower pump casing, an impeller installed in the pump casing, a motor for driving the impeller to rotate, and a heating element for heating fluid. The heating elements are of two types according to the heating technology: one type is a tubular heating element and the other type is a membrane-shaped heating element, an impeller is installed inside a cylinder and the sealing problem of water is solved to prevent the surface of the heating membrane material from contacting water, an electronic temperature control element is arranged outside the heating membrane, and the whole heating element is arranged inside a pump shell. This project organization is ingenious, and is compact, fine solution the sealed problem and the control by temperature change problem of heating the membrane, nevertheless also there is not enough as follows:
firstly, the requirement of miniaturization cannot be realized, and as the impeller is arranged and rotated in the cylinder, if the diameter of the cylinder is reduced, the flow of the pump cannot meet the actual working requirement;
secondly, an electronic temperature control device is adopted, a special control circuit is needed, and the cost is high;
thirdly, a special impeller and a matched pump shell are needed, and the impeller and the matched pump shell cannot be interchanged with the existing product.
Therefore, the prior art is subject to further improvement.
Disclosure of Invention
In view of the above disadvantages in the prior art, the present invention is directed to provide an integrated heating device and a household appliance, which overcome the defects that the integrated heating device in the prior art cannot be further miniaturized, has high cost, and has poor part adaptability.
The first embodiment of the present invention provides an integrated heating device, which is applied to a fluid pump connected with a pump casing, wherein the integrated heating device comprises: the heating element, the inlet pipe connected with the top end of the pump shell of the fluid pump, the flange used for connecting the inlet pipe to the pump shell, and the temperature control element arranged on the upper surface of the flange;
the heating element is of a cylindrical structure, is attached to the outer wall of one end, connected with the flange, of the water inlet pipe, and forms a thick film heating body together with the pipe wall of the water inlet pipe which is attached to the heating element.
Optionally, a metal sleeve is arranged outside the heating element, one end of the metal sleeve is provided with a fixed rubber ring, and the other end of the metal sleeve is fixed on the surface of the flange.
Optionally, the center of the flange is provided with an annular groove, and the annular groove is embedded into the pump cavity; one end of the thick film heating body is inserted into the annular groove, and the other end of the thick film heating body is connected with the fixed rubber ring.
Optionally, the temperature control element comprises: the temperature control element comprises a fixed seat, a temperature control element body and a strip-shaped bulge arranged at the front end of the temperature control element body. The fixing seat is sleeved on the temperature control element body.
Optionally, a step-shaped elastic sheet is further disposed above the temperature control element; the metal sleeve is provided with a notch matched with the elastic sheet connector; one end of the elastic sheet is connected to the upper surface of the flange, and the other end of the elastic sheet extends and is connected to the notch.
Optionally, the metal sleeve is fixedly connected to the heating element.
Optionally, the heating element is a heating film coating.
Optionally, a fusing assembly is further connected to the heating element, and the fusing assembly is electrically connected to the heating film coating.
Optionally, the fuse assembly includes: a wire and a fuse.
A second embodiment provided by the present invention is a home appliance, including: the integrated heating device.
The integrated heating device and the household appliance have the advantages that the heating element is directly arranged on the outer wall of the water inlet pipe, and the heating section is designed by utilizing the length of one section of the water inlet pipe, so that the problem of miniaturization of equipment is solved. Furthermore, the heating element provided by the invention has a simple structure, does not have a complex temperature transfer structure and does not need a heat conduction material with good heat conductivity, so that the integrated heating device provided by the invention is convenient to manufacture, easy to popularize and applicable to various household appliances or devices for heating flowing media.
Drawings
FIG. 1 is an exploded view of the integrated heating device provided by the present invention;
FIG. 2 is a schematic perspective view of an integrated heating device provided by the present invention;
fig. 3 is a cross-sectional view of a fluid pump provided by the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer and clearer, the present invention is further described in detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
A first embodiment of the present invention provides an integrated heating device for use in a fluid pump connected to a pump housing, as shown in fig. 1, comprising: a heating element 103, an inlet pipe connected to the top end of the pump housing of the fluid pump, a flange 104 for connecting the inlet pipe to the pump housing, and a temperature control element disposed on the upper surface of the flange 104.
The heating element 103 is of a cylindrical structure, is attached to the outer wall of one end of the water inlet pipe connected with the flange, and forms a thick film heating body with the pipe wall of the water inlet pipe attached to the heating element.
The integrated heating device provided by the invention is mainly used in a fluid pump and is used for heating a medium to be heated. In the invention, based on that each fluid pump is provided with a water inlet pipe and a pipeline used for water inlet is always of a certain length, a heating element is arranged on the pipeline of the water inlet pipe, a section of the selected water inlet pipe is designed into a heating pipeline to heat fluid media entering the pipeline, so that the heating performance is ensured, meanwhile, the space occupied by a heating device is reduced, and the size of the fluid pump is further reduced.
In order to further improve the compactness of the integrated heating device, in conjunction with fig. 1 and 3, the center of the flange 104 is provided as an annular groove that is embedded inside the pump cavity; one end of the thick film heating body is inserted into the annular groove, and the other end of the thick film heating body is connected with the fixed rubber ring 101.
The annular groove on the flange surface extends into the pump cavity. One end of the heating element attached to the outer side wall of the water inlet pipe is inserted into the annular groove along with one end of the water inlet pipe and is also inserted into the pump cavity at the same time, and therefore the heating pipe embedded into the pump cavity is formed.
In a specific embodiment, the heating element may be a heating film coating. The heating film coating is coated on the outer wall of the water inlet pipe to heat the flowing water in the water inlet pipe.
Preferably, as shown in fig. 2, a metal sleeve 102 is disposed on the outer side of the heating element, and one end of the metal sleeve 102 is provided with a fixed rubber ring 101, and the other end is fixed on the surface of the flange 104. The fixing rubber ring 101 not only serves to fix the metal sleeve 102 to the water inlet pipe and further to fix the metal sleeve and the heating element, improving the stability of the whole heating device, but also ensures the electrical safety distance, thereby improving the safety performance of the heating device.
It is conceivable that, in order to increase the stability between the metal sleeve 102 and the heating element, in particular, the metal sleeve 102 is fixedly connected to the heating element 103. The metal sleeve 102 increases the strength of the heating film, and performs safety protection and the like on the heating film, so as to obtain a better heating effect.
Specifically, the temperature control element is a mechanical bimetallic strip temperature control element, and specifically, the temperature control element includes: a fixed seat 107, a temperature control element body 108 and a strip-shaped bulge arranged at the front end of the temperature control element body 108.
The fixing base 107 is sleeved on the temperature control element body 108. The strip-shaped bulge has the function of defining the direction of the temperature control element. It is conceivable that, since the temperature control element body is provided with the elongated protrusion, the fixing base is provided with the notch for avoiding the elongated protrusion.
Referring to fig. 1 and 2, the temperature control element is fixed on the upper surface of the flange, the lower surface of the temperature control element is tightly attached to the upper surface of the flange, the temperature of the current fluid medium is identified by detecting the temperature of the flange surface directly contacting with the fluid medium, and corresponding temperature control is performed according to the identified temperature.
It is conceivable that, in order to avoid failure of the temperature control element, an anti-dry heating unit is further added to the apparatus, the anti-dry heating unit being disposed directly in the heating element, that is, in the heating film coating, and the energization of the heating element is cut off when a temperature abnormality is detected.
Specifically, the anti-dry heating unit is a fuse component 105, and the fuse component 105 is electrically connected to the heating film coating. The fuse assembly includes: the fuse-fuse heating device comprises a wire and a fuse, wherein the wire is connected with a power line of a heating element in series, when the current flowing through the fuse exceeds a specified value, the fuse-fuse melts a melt by using the heat generated by the fuse-fuse heating device, and a heating circuit of the heating element is disconnected, so that the heating element stops power-off, and accidents are avoided.
Furthermore, a step-shaped elastic sheet 106 is arranged above the temperature control element; one end of the elastic sheet 106 is connected to the upper surface of the flange 104, and a step-shaped elastic sheet is further arranged above the temperature control element; the metal sleeve 102 is provided with a notch matched with the connector of the elastic sheet 106 so as to realize the fixation and the looseness prevention of the temperature control device.
In order to provide the compactness of the integrated heating device, a notch is formed in the metal sleeve 102 corresponding to the temperature control element, and a notch is formed above the notch, and the notch is positioned to be connected with the elastic sheet.
The invention discloses an integrated heating device, which solves the problem of equipment miniaturization by directly arranging a heating element on the outer wall of a water inlet pipe, designing a heating section by utilizing the length of a section of the water inlet pipe, designing the center of a flange surface into an annular groove, and directly embedding the heating section into the groove so that the heating section is closely adjacent to an impeller. The heating element is designed to be a heating thick technology, and an electronic temperature control device is not used for temperature control, so that the cost is reduced.
A second embodiment provided by the present invention is a home appliance including: the integrated heating device.
The household appliance may be: a dishwasher or a washing machine. It is conceivable that the integrated heating device provided by the present invention has advantages of small size, low cost, etc., and when the integrated heating device provided by the present invention is installed in household appliances such as dish washer, washing machine, etc., a better heating effect can be obtained.
The invention discloses an integrated heating device and a household appliance.A water inlet pipe is designed into a heating pipe, and a thickness heating technology is adopted, so that the whole integrated heating device has a simple structure, and does not have a complex temperature transfer structure and a heat conduction material with good heat conductivity.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
It should be understood that equivalents and modifications of the technical solution and inventive concept thereof may occur to those skilled in the art, and all such modifications and alterations should fall within the scope of the appended claims.
Claims (7)
1. An integrated heating device for use in a fluid pump having a pump housing, comprising: the heating element, the inlet pipe connected with the top end of the pump shell of the fluid pump, the flange used for connecting the inlet pipe to the pump shell, and the temperature control element arranged on the upper surface of the flange;
the heating element is in a cylindrical structure, is attached to the outer wall of one end, connected with the flange, of the water inlet pipe, and forms a thick film heating body together with the pipe wall of the attached water inlet pipe;
a metal sleeve is arranged on the outer side of the heating element, a fixed rubber ring is arranged at one end of the metal sleeve, and the other end of the metal sleeve is fixed on the surface of the flange;
the center of the flange is provided with an annular groove, and the annular groove is embedded into the pump cavity; one end of the thick film heating body is inserted into the annular groove, and the other end of the thick film heating body is connected with the fixed rubber ring; one end of the heating element is inserted into the annular groove along with one end of the water inlet pipe and is simultaneously inserted into the pump cavity to form a heating pipe embedded into the pump cavity;
a step-shaped elastic sheet is arranged above the temperature control element; the metal sleeve is provided with a notch matched with the elastic sheet connector; one end of the elastic sheet is connected to the upper surface of the flange, and the other end of the elastic sheet extends and is connected to the notch; a notch is arranged at the position, corresponding to the temperature control element, on the metal sleeve, and a notch is arranged above the notch.
2. The integrated heating device of claim 1, wherein the temperature control element comprises: the temperature control device comprises a fixed seat, a temperature control element body and a strip-shaped bulge arranged at the front end of the temperature control element body; the fixing seat is sleeved on the temperature control element body.
3. The integrated heating device of claim 2, wherein the metal sleeve is fixedly connected to the heating element.
4. The integrated heating device of claim 1, wherein the heating element is a heating film coating.
5. The integrated heating device of claim 4, wherein a fuse assembly is further connected to the heating element, the fuse assembly electrically connecting the heating film coating.
6. The integrated heating device of claim 5, wherein the fuse assembly comprises: a wire and a fuse.
7. A household appliance, characterized in that it comprises: the integrated heating device of any one of claims 1-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910161530.7A CN109826827B (en) | 2019-03-04 | 2019-03-04 | Integrated heating device and household appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910161530.7A CN109826827B (en) | 2019-03-04 | 2019-03-04 | Integrated heating device and household appliance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109826827A CN109826827A (en) | 2019-05-31 |
| CN109826827B true CN109826827B (en) | 2021-01-01 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910161530.7A Active CN109826827B (en) | 2019-03-04 | 2019-03-04 | Integrated heating device and household appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109826827B (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0842482A (en) * | 1994-07-29 | 1996-02-13 | Japan Servo Co Ltd | Canned motor pump |
| DE102004011365A1 (en) * | 2004-03-05 | 2005-09-22 | Aweco Appliance Systems Gmbh & Co. Kg | rotary pump |
| CN204192548U (en) * | 2014-09-10 | 2015-03-11 | 浙江安德电器有限公司 | With the Washing pump of bowl-washing machines of heater |
| CN105604986A (en) * | 2016-03-02 | 2016-05-25 | 广东格兰仕集团有限公司 | Heating pump of dishwasher |
| CN206943091U (en) * | 2017-05-05 | 2018-01-30 | 江门市地尔汉宇电器股份有限公司 | Interface tube is provided with the water pump of heater |
| CN207513939U (en) * | 2017-11-08 | 2018-06-19 | 江门市地尔汉宇电器股份有限公司 | A kind of heated type water pump with thermel protection device |
| CN107906014A (en) * | 2017-11-15 | 2018-04-13 | 江苏旭日泵业制造有限公司 | A kind of mixed-flow pump with heating unit |
-
2019
- 2019-03-04 CN CN201910161530.7A patent/CN109826827B/en active Active
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| CN109826827A (en) | 2019-05-31 |
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