CN207412034U - Liquid heater - Google Patents
Liquid heater Download PDFInfo
- Publication number
- CN207412034U CN207412034U CN201720616016.4U CN201720616016U CN207412034U CN 207412034 U CN207412034 U CN 207412034U CN 201720616016 U CN201720616016 U CN 201720616016U CN 207412034 U CN207412034 U CN 207412034U
- Authority
- CN
- China
- Prior art keywords
- kettle body
- heat
- bottom cover
- liquid heater
- fixing ring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 239000007788 liquid Substances 0.000 title claims abstract description 30
- 238000005485 electric heating Methods 0.000 claims abstract description 34
- 239000000463 material Substances 0.000 claims abstract description 21
- 239000011521 glass Substances 0.000 claims abstract description 9
- 230000017525 heat dissipation Effects 0.000 claims description 16
- 229910052751 metal Inorganic materials 0.000 claims description 10
- 239000002184 metal Substances 0.000 claims description 10
- 239000003779 heat-resistant material Substances 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims description 2
- 239000004033 plastic Substances 0.000 abstract description 12
- 229920003023 plastic Polymers 0.000 abstract description 12
- 238000010438 heat treatment Methods 0.000 description 4
- 229910001385 heavy metal Inorganic materials 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- 239000010425 asbestos Substances 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 229910052895 riebeckite Inorganic materials 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Cookers (AREA)
Abstract
The utility model discloses a kind of liquid heater, including bottle body, the bottle body is included using kettle body made of glass material, bottom cover, electric-heating assembly and heat-conducting piece, the bottom cover is closed with the kettle body bottom lid, it encloses jointly and sets to form bottom cavity, the electric-heating assembly is arranged in the bottom cavity and positioned at the lower section of kettle body, the heat-conducting piece is arranged on the bottom cavity and mounted on the kettle body bottom, the electric-heating assembly thermal conductivity is connected to the kettle body bottom, and it is thermally contacted with the kettle body bottom, wherein described bottom cover is made of heat proof material and/or the medial surface of the bottom cover is equipped with heat shield, in liquid heater provided by the utility model, in a manner that bottom cover is made of heat proof material and/or the medial surface of the bottom cover is equipped with heat shield, compared with the bottom cover of plastic material in the prior art, reduce influence of the heat to the bottom cover.
Description
Technical Field
The utility model relates to a life electrical apparatus technical field, in particular to liquid heater.
Background
Liquid heaters are widely used in homes, such as electric kettles, for boiling and holding water. The main materials of the kettle body are plastic and stainless steel, the plastic is easy to generate harmful substances at a high temperature for a long time, and the stainless steel is dangerous for the precipitation of heavy metal ions. People increasingly want healthier materials. The bottom of a common glass kettle body kettle (health preserving kettle) on the market at present is a metal plate, so that the problem of heavy metal ion precipitation cannot be completely solved. According to the heating scheme of the electric heating tube currently provided in the market, the electric heating tube needs to be in contact with the bottom wall of the kettle body, the heating power of the electric heating tube is higher and is generally more than 800W, the heat conductivity of glass is poor, the heat conductivity coefficient is only 1W/(m & ltk & gt), the heat quantity conducted by the electric heating assembly to the kettle body is small, a large amount of heat can be conducted to the periphery and downwards, and the bottom cover is generally made of plastic materials, so that the bottom cover made of plastic materials can be softened and deformed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a liquid heater aims at solving a large amount of heats of electric heating element and can be to all around and downward conduction, lead to the problem of the soft deformation of bottom of plastics material.
In order to achieve the above object, the utility model provides a liquid heater, including the kettle body, the kettle body includes:
a kettle body made of all glass materials;
the bottom cover is covered with the bottom of the kettle body and jointly surrounds the kettle body to form a bottom cavity;
the electric heating assembly is arranged in the bottom cavity and is positioned below the kettle body; and the number of the first and second groups,
the heat conducting piece is arranged in the bottom cavity, is arranged at the bottom of the kettle body, conducts heat of the electric heating assembly to the bottom of the kettle body and is in thermal contact with the bottom of the kettle body; wherein,
the bottom cover is made of heat-resistant materials and/or a heat insulation cover is arranged on the inner side face of the bottom cover.
Preferably, the bottom cover is provided with heat dissipation holes for communicating the outside with the bottom cavity.
Preferably, the heat dissipation holes are formed in the bottom of the bottom cover, and supporting legs are convexly arranged at the bottom of the bottom cover.
Preferably, gaps are reserved between the bottom cover and the electric heating assembly and between the bottom cover and the heat conducting member.
Preferably, the liquid heater also comprises a fixing ring sleeved on the side wall of the bottom of the kettle body;
the heat conducting piece is a disc-shaped metal heat conducting disc which is fixedly arranged at the lower end of the fixing ring and is fixed at the bottom of the kettle body through the fixing ring.
Preferably, the upper end of the metal heat conduction disc is provided with an annular outward flange which is inclined and turned upwards along the radial direction, and the annular outward flange is in threaded connection with the fixing ring through a screw penetrating through the annular outward flange.
Preferably, the heat conducting member is connected to the fixing ring through a heat insulating member and/or the fixing ring is made of a heat resistant material.
Preferably, the side wall of the bottom of the kettle body is recessed relative to the side wall of the upper part of the kettle body, an annular step part is formed between the bottom of the kettle body and the upper part of the kettle body, and the upper end of the bottom cover is butted to the annular step part.
The utility model provides an among the technical scheme, form the bottom chamber between the kettle body and the bottom, electric heating element locates the bottom chamber, be used for to kettle body heating, adopt heat-resisting material to make and/or through the bottom the medial surface of bottom is equipped with the mode of heat exchanger, for the bottom of plastics material among the prior art, it is right to have reduced the heat the influence of bottom.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an embodiment of a liquid heater provided by the present invention;
fig. 2 is a schematic structural view of the bottom cover in fig. 1.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 100 | Liquid heater | 3 | Electric heating assembly |
| 1 | Kettle body | 4 | Heat conducting member |
| 11 | Annular step portion | 41 | Annular flanging |
| 2 | Bottom cover | 5 | Fixing ring |
| 21 | Heat dissipation hole | 6 | Power supply base |
| 22 | Supporting foot |
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
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 only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The utility model provides a liquid heater please refer to fig. 1 to 2, in the utility model discloses an in the embodiment, liquid heater 100 includes the kettle body, the kettle body includes the kettle body 1, bottom 2, electric heating element 3 and heat-conducting piece 4, the kettle body 1 is the full glass material, bottom 2 with the lid closes in the 1 bottom of the kettle body, encloses jointly and establishes the formation bottom chamber, electric heating element 3 locates in the bottom chamber and be located the below of the kettle body 1, heat-conducting piece 4 locates the bottom chamber just installs the 1 bottom of the kettle body will 3 heat-conduction of electric heating element connects to the 1 bottom of the kettle body, and with the 1 bottom thermal contact of the kettle body, wherein, bottom 2 adopt heat-resistant material to make and/or the medial surface of bottom 2 is equipped with thermal-insulated cover.
The liquid heater 100 may be a coffee pot, a health preserving pot, an electric kettle, etc. as long as the liquid heater 100 with the above structure is provided, all fall within the scope of the liquid heater 100 provided by the present invention. Hereinafter, an electric kettle will be described as an example, and the liquid heater 100 is an electric kettle.
Referring to fig. 1, the liquid heater 100 generally comprises a pot lid assembly, a pot body 1, a bottom lid 2, an electric heating assembly 3, a handle assembly, and a power base 6. Because the heavy metal ions can be separated out in the metal heating process to cause harm to the health of human bodies, the kettle body 1 is made of all-glass materials. However, if the kettle body 1 is made of all glass, due to the characteristic of small heat conductivity of glass, much heat of the electric heating element 3 is transferred to the periphery and downwards, and the bottom cover 2 is generally made of plastic, so that the bottom cover 2 made of plastic is softened and deformed.
The utility model provides an among the technical scheme, electric heating element 3 locates the bottom intracavity that forms between the kettle body 1 and bottom 2, electric heating element 3 be used for to the kettle body 1 heats, and there is heat transfer extremely bottom 2, bottom 2 adopt heat-resisting material to make and/or the medial surface of bottom 2 is equipped with and is used for with bottom 2 with electric heating element 3 carries out the mode of thermal-insulated heat exchanger that separates, for bottom 2 of plastic material among the prior art, it is right to have reduced the heat bottom 2's influence.
Specifically, the bottom cover 2 itself made of a heat-resistant material has good heat resistance and is not deformed by heat, and generally, the heat-resistant material of the bottom cover 2 may be heat-resistant PP or nylon.
In order to reduce the influence of heat on the bottom cover 2, a heat shield (not shown) may be disposed on an inner side surface of the bottom cover 2 made of a conventional plastic material, and the bottom cover 2 and the electric heating element 3 may be thermally insulated by the heat shield. The heat shield may be disposed by directly filling a bottom cavity with a heat insulating material to separate the bottom cover 2 from the electric heating element 3, or by extending an inner side surface of the bottom cover 2 toward the electric heating element 3 to form the heat shield disposed to cover the electric heating element 3, and also by separating the bottom cover 2 from the electric heating element 3.
Specifically, the material of the heat shield is a heat insulating material, such as asbestos, glass fiber, or the like.
Of course, the bottom cover 2 made of heat-resistant material and the heat shield provided on the inner side surface of the bottom cover 2 are used in combination, and the effect of reducing the influence of heat on the bottom cover 2 is the best.
In order to accelerate the heat transferred from the electric heating assembly 3 to the bottom cover 2, in this embodiment, please refer to fig. 2, a heat dissipation hole 21 communicating the outside with the bottom cavity is formed in the bottom cover 2, and the heat transferred from the electric heating assembly 3 is dissipated through the heat dissipation hole 21.
Specifically, the heat dissipation hole 21 may be disposed on a side wall of the bottom cover 2, or on a bottom wall of the bottom cover 2, in consideration of the overall appearance of the liquid heater 100, the heat dissipation hole 21 is disposed at the bottom of the bottom cover 2, in this embodiment, the heat dissipation hole 21 is disposed at the bottom of the bottom cover 2, the bottom of the bottom cover 2 is convexly provided with a supporting leg 22, the liquid heater 100 further includes a power base 6, the power base 6 is provided with a socket for electrically connecting the electric heating assembly 3, when the liquid heater 100 is installed, the bottom cover is installed on the power base 6, and the heat dissipation hole 21 is disposed at the bottom of the bottom cover 2. In order to avoid the power base 6 to block up the heat dissipation hole 21 and influence the dissipation of heat, the bottom of the bottom cover 2 is convexly provided with a supporting leg 22, the supporting leg 22 is used for supporting the kettle body on the power base 6 when the kettle body is arranged on the power base 6, and the heat dissipation hole 21 is separated from the power base 6, so a heat dissipation channel is formed between the bottom cover 2 and the power base 6, and the heat dissipation of the bottom cover 2 is accelerated.
Further, the heat dissipation holes 21 are arranged in a plurality of shapes and are arranged on the circular rings arranged on the supporting legs 22 in an annular shape, so that the bottom cover 2 can dissipate heat uniformly, heat concentration cannot be caused, and the kettle body is more stable in supporting.
Generally, gaps are reserved between the bottom cover 2 and the electric heating element 3 and between the bottom cover 2 and the heat conducting member 4, air is reserved in the gaps, and the air layer greatly reduces the heat transferred from the electric heating element 3 to the bottom cover 2.
The heat conducting piece 4 can be directly connected with the kettle body 1, the heat conducting piece 4 is connected with the kettle body 1 in a threaded connection or bonding mode, the heat conducting piece 4 can be disc-shaped or plate-shaped, the bottom of the kettle body can also be arranged in an outward convex or inward concave mode, the shape of the heat conducting piece 4 and the bottom of the kettle body is not limited, and as long as the heat conducting piece 4 and the kettle body 1 form effective thermal contact.
Or the heat conducting element can be connected through a fixing ring 5, the fixing ring 5 is fixed on the side wall of the bottom of the kettle body 1 through a threaded connection, an adhesion or a hooping connection, and the heat conducting element 4 is fixedly arranged at the lower end of the fixing ring 5 and is fixed at the bottom of the kettle body 1 through the fixing ring 5.
Specifically, in this embodiment, referring to fig. 1, the liquid heater 100 further includes a fixing ring 5 sleeved on the side wall of the bottom of the kettle body 1, the heat conducting member 4 is a disk-shaped metal heat conducting disk, the metal heat conducting disk is fixedly disposed at the lower end of the fixing ring 5, and is fixed at the bottom of the kettle body 1 through the fixing ring 5.
Further, the upper end of the metal heat conduction disc is provided with an annular outward flange 41 which is inclined and turned upwards along the radial direction, the annular outward flange 41 is in threaded connection with the fixing ring 5 through a screw penetrating through the annular outward flange 41, and the fixing mode of the metal heat conduction disc and the fixing ring 5 can be heat-resistant glue bonding, welding, clamping and the like.
Generally, the fixing ring 5 is made of a plastic material, and in order to reduce the influence of the heat conducting member 4 on the fixing ring 5, the heat conducting member 4 is connected to the fixing ring 5 through a heat insulating member and/or the fixing ring 5 is made of a heat resistant material, for example, the fixing ring 5 is made of an asbestos material, or the heat conducting member 4 and the fixing ring 5 are bonded through a heat insulating glue, or a heat insulating pad is disposed between the heat conducting member 4 and the fixing ring 5, or the like.
In order to increase the contact area of the bottom of the can body 1, in this embodiment, the side wall of the bottom of the can body 1 is recessed from the side wall of the upper portion of the can body 1, an annular step portion 11 is formed between the bottom of the can body 1 and the upper portion of the can body 1, and the upper end of the bottom cover 2 is abutted to the annular step portion 11 (since the bottom cover 2 and the can body 1 have different expansion coefficients, in order to avoid a gap between the bottom cover 2 and the can body 1, a rubber ring may be disposed at the abutting position of the bottom cover 2 and the annular step portion 11 to fill the gap).
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.
Claims (8)
1. A liquid heater, comprising a kettle body, the kettle body comprising:
a kettle body made of all glass materials;
the bottom cover is covered with the bottom of the kettle body and jointly surrounds the kettle body to form a bottom cavity;
the electric heating assembly is arranged in the bottom cavity and is positioned below the kettle body; and the number of the first and second groups,
the heat conducting piece is arranged in the bottom cavity, is arranged at the bottom of the kettle body, conducts heat of the electric heating assembly to the bottom of the kettle body and is in thermal contact with the bottom of the kettle body; wherein,
the bottom cover is made of heat-resistant materials and/or a heat insulation cover is arranged on the inner side face of the bottom cover.
2. The liquid heater of claim 1, wherein the bottom cover is provided with heat dissipation holes for communicating the outside with the bottom cavity.
3. The liquid heater of claim 2, wherein the heat dissipation hole is formed in a bottom of the bottom cover, and the bottom of the bottom cover is provided with support legs.
4. The liquid heater of claim 1, wherein gaps are reserved between the bottom cover and the electric heating element and between the bottom cover and the heat conducting member.
5. The liquid heater as claimed in claim 1, further comprising a fixing ring disposed on a side wall of the bottom of the kettle body;
the heat conducting piece is a disc-shaped metal heat conducting disc which is fixedly arranged at the lower end of the fixing ring and is fixed at the bottom of the kettle body through the fixing ring.
6. The liquid heater of claim 5, wherein the upper end of the metal heat conducting plate is provided with an annular flange turned upward with a radial inclination, and the annular flange is screwed with the fixing ring by a screw penetrating through the annular flange.
7. The liquid heater of claim 5, wherein the heat conducting member is coupled to the fixing ring by a heat insulating member and/or the fixing ring is made of a heat resistant material.
8. The liquid heater as claimed in claim 1, wherein a side wall of the bottom of the can is recessed with respect to a side wall of the upper portion of the can, an annular step is formed between the bottom of the can and the upper portion of the can, and an upper end of the bottom cover is butted to the annular step.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720616016.4U CN207412034U (en) | 2017-05-27 | 2017-05-27 | Liquid heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720616016.4U CN207412034U (en) | 2017-05-27 | 2017-05-27 | Liquid heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207412034U true CN207412034U (en) | 2018-05-29 |
Family
ID=62398881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720616016.4U Active CN207412034U (en) | 2017-05-27 | 2017-05-27 | Liquid heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207412034U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109222645A (en) * | 2018-11-30 | 2019-01-18 | 歌尔科技有限公司 | Electric kettle |
| CN109276163A (en) * | 2018-09-30 | 2019-01-29 | 九阳股份有限公司 | Liquid heater |
| CN112890604A (en) * | 2021-03-27 | 2021-06-04 | 江苏罗莎生物股份有限公司 | Novel distillation extraction coffee pot |
-
2017
- 2017-05-27 CN CN201720616016.4U patent/CN207412034U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109276163A (en) * | 2018-09-30 | 2019-01-29 | 九阳股份有限公司 | Liquid heater |
| CN109222645A (en) * | 2018-11-30 | 2019-01-18 | 歌尔科技有限公司 | Electric kettle |
| CN112890604A (en) * | 2021-03-27 | 2021-06-04 | 江苏罗莎生物股份有限公司 | Novel distillation extraction coffee pot |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |