CN108113474B - Magnetic mixing electric kettle - Google Patents
Magnetic mixing electric kettle Download PDFInfo
- Publication number
- CN108113474B CN108113474B CN201810117704.5A CN201810117704A CN108113474B CN 108113474 B CN108113474 B CN 108113474B CN 201810117704 A CN201810117704 A CN 201810117704A CN 108113474 B CN108113474 B CN 108113474B
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- Prior art keywords
- kettle
- heating unit
- cylinder
- temperature control
- control unit
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- 230000005291 magnetic effect Effects 0.000 title claims abstract description 62
- 238000010438 heat treatment Methods 0.000 claims abstract description 37
- 239000003302 ferromagnetic material Substances 0.000 claims abstract description 4
- 230000006698 induction Effects 0.000 claims description 15
- 230000008859 change Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 52
- 239000003651 drinking water Substances 0.000 abstract description 6
- 235000020188 drinking water Nutrition 0.000 abstract description 6
- 241000894006 Bacteria Species 0.000 abstract description 5
- 238000009835 boiling Methods 0.000 abstract description 4
- 230000009471 action Effects 0.000 description 6
- 238000012544 monitoring process Methods 0.000 description 5
- 230000005484 gravity Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J27/00—Cooking-vessels
- A47J27/21—Water-boiling vessels, e.g. kettles
- A47J27/21008—Water-boiling vessels, e.g. kettles electrically heated
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J27/00—Cooking-vessels
- A47J27/21—Water-boiling vessels, e.g. kettles
- A47J27/21008—Water-boiling vessels, e.g. kettles electrically heated
- A47J27/21058—Control devices to avoid overheating, i.e. "dry" boiling, or to detect boiling of the water
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J27/00—Cooking-vessels
- A47J27/21—Water-boiling vessels, e.g. kettles
- A47J27/21166—Constructional details or accessories
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J36/00—Parts, details or accessories of cooking-vessels
- A47J36/02—Selection of specific materials, e.g. heavy bottoms with copper inlay or with insulating inlay
- A47J36/04—Selection of specific materials, e.g. heavy bottoms with copper inlay or with insulating inlay the materials being non-metallic
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Cookers (AREA)
Abstract
The invention relates to a magnetic mixing electric kettle which comprises a kettle body, a cover body, a plug, a heating unit and a temperature control unit, wherein the cover body is provided with a cover body; the heating unit is arranged at the bottom of the kettle body, and the temperature control unit is arranged on the side wall of the kettle body; the temperature control unit is connected in series in a circuit of the heating unit and the plug; the heating unit comprises a frame and a heating wire spirally wound in the frame, and a current frequency modulator is electrically connected between the heating unit and the plug; the kettle body is made of a non-ferromagnetic material with good heat conduction; a turbulence cylinder vertical to the kettle bottom is arranged at the bottom of the kettle body, a permanent magnetic column is arranged in the turbulence cylinder in a sliding manner, and the direction of a magnetic pole connecting line of the permanent magnetic column is vertical to the kettle bottom; a flow guide hole is formed in the wall of the turbulence cylinder and is smaller than the end face of the permanent magnet column; the electric kettle is novel in structure and unique in principle, can ensure that water in the kettle is fully heated, realizes complete boiling, effectively kills bacteria, and provides safe drinking water for residents.
Description
Technical Field
The invention relates to a household appliance, in particular to an electric kettle.
Background
The electric kettle heats the water body through the bottom heating element, the middle part of the kettle body is provided with the temperature monitoring element, the temperature of the water body is monitored in real time through the temperature monitoring element, and when the temperature reaches 100 ℃, the electric kettle stops heating; but the hot water is light and always moves upwards; therefore, the electric kettle seems that the upper part is already boiled, the water body at the bottom of the kettle body does not reach 100 ℃, the temperature monitoring element cannot be arranged at the bottom of the kettle body, so when the water body at the position of the temperature monitoring element reaches 100 ℃, the electric kettle is powered off, the water body below the temperature monitoring element does not really boil, the average water temperature in the kettle body does not reach 100 ℃, the situation that the electric kettle boils water is 'false' occurs, bacteria or taste in the water body cannot be effectively killed at the moment, and the reason why a lot of users find that the electric kettle boils water always feels tasty is found.
Disclosure of Invention
Aiming at the problems, the invention provides the magnetic mixing electric kettle which is novel in structure and unique in principle, can ensure that the water body in the kettle is fully heated, realizes complete boiling, effectively kills bacteria and provides safe drinking water for residents.
In order to solve the problems, the technical scheme adopted by the invention is as follows: the magnetic mixing electric kettle comprises a kettle body, a cover body, a plug, a heating unit and a temperature control unit; the heating unit is arranged at the bottom of the kettle body, and the temperature control unit is arranged on the side wall of the kettle body; the temperature control unit is connected in series in a circuit of the heating unit and the plug;
the heating unit comprises a frame and a heating wire spirally wound in the frame, and a current frequency modulator is electrically connected between the heating unit and the plug;
the kettle body is made of a non-ferromagnetic material with good heat conduction; a turbulence cylinder vertical to the kettle bottom is arranged at the bottom of the kettle body, a permanent magnetic column is arranged in the turbulence cylinder in a sliding manner, and the direction of a magnetic pole connecting line of the permanent magnetic column is vertical to the kettle bottom; the wall of the turbulence cylinder is provided with a flow guide hole which is smaller than the end surface of the permanent magnet column.
The invention has the beneficial effects that: after the heating wire is electrified to work, the water body in the kettle body is heated, the specific gravity of the water body is lightened and the water body slowly floats upwards after the temperature of the water body is raised, and then the water body gradually diffuses heat through heat convection and heat transfer; in the invention, a current frequency modulator converts a high-frequency alternating current into a low-frequency alternating current, the direction of the current is kept fixed in unit time, and then the current is direct current in the unit time; when direct current passes through the spirally wound heating wires, the heating wires form a directional induction magnetic field, and the induction magnetic field and the permanent magnetic columns generate magnetic force action, so that the permanent magnetic columns are driven to move in the turbulence cylinder; when the current in the heating wire changes the direction, the direction of the induction magnetic field is reversed, and the magnetic action with the permanent magnetic column is changed; therefore, under the action of the induction magnetic field, the permanent magnetic columns periodically move upwards or downwards in the turbolator; in the reciprocating motion process of the permanent magnetic column, the permanent magnetic column pushes the water body in the turbulence cylinder, and the turbulence cylinder periodically sucks and discharges the water body through the flow guide holes, so that the water body in the kettle body is disturbed.
The structure can effectively promote the heat exchange of the water body in the kettle body, ensure the balanced heating of the water body, and effectively avoid the phenomenon of 'false opening' caused by the fact that hot water is concentrated at the upper part and cold water is concentrated at the bottom and the hot water triggers the temperature control unit to disconnect a circuit when contacting the temperature control unit; the novel drinking water boiler has the advantages of novel structure and unique principle, can fully heat the water body, achieves complete boiling, effectively kills bacteria, and provides healthy and safe drinking water for users.
Preferably, the current frequency modulator comprises a rectifier and a current controller, wherein the rectifier integrates alternating current of a mains supply into direct current, and the current controller controls the frequency of current change; so that the worker can quickly debug the current.
Preferably, the bottom of the turbulence cylinder is also provided with a force storage pressure spring, and the cylinder wall of the turbulence cylinder is provided with an elastic limit clamp; the wedge-shaped tip of the limiting clamp can extend into and pop out of the cylinder wall; when the permanent magnetic column descends in the induction magnetic field, the wedge-shaped tip is clamped on the upper end face of the permanent magnetic column, and the force storage pressure spring is compressed and shortened; when the permanent magnetic column rises in the induction magnetic field, the wedge-shaped tip is popped out of the cylinder wall, and the force storage pressure spring is restored; the speed of the permanent magnetic columns during rising is increased through the power storage pressure springs, the speed of water sprayed out of the flow guide holes is further increased, the convection of the water is further enhanced, and heat exchange is promoted.
Preferably, the drainage direction of the flow guide holes is not parallel to the radial direction of the turbulence cylinder; so as to strengthen the convection of the water body in the longitudinal direction and accelerate the heat exchange of the upper layer and the lower layer of the water body.
Preferably, the upper end surface of the turbulence cylinder is higher than the temperature control unit; so as to improve the heat exchange speed of the water around the temperature control unit, ensure the balance of the water and reduce the misjudgment probability of the temperature control unit.
Drawings
Fig. 1 is a schematic cross-sectional structure diagram of an embodiment of the magnetic mixing electric kettle.
Fig. 2 is a schematic top view of the heating unit in the embodiment shown in fig. 1.
FIG. 3 is an enlarged cross-sectional view of the turbulator in the embodiment of FIG. 1.
Detailed Description
Example (b):
in the embodiment shown in fig. 1 to 3, the magnetic mixing electric kettle comprises a kettle body 1, a cover body 2, a plug, a heating unit 3 and a temperature control unit 4; the heating unit 3 is arranged at the bottom of the kettle body 1, and the temperature control unit 4 is arranged on the side wall of the kettle body 1; the temperature control unit 4 is connected in series in a circuit of the heating unit 3 and the plug;
the heating unit 3 comprises a frame and a heating wire 31 spirally wound in the frame, and a current frequency modulator 5 is electrically connected between the heating unit 3 and the plug; the current frequency modulator 5 comprises a rectifier and a current controller, wherein the rectifier integrates alternating current of a mains supply into direct current, and the current controller controls the frequency of current change;
the kettle body 1 is made of non-ferromagnetic materials with good heat conduction, such as glass, heat-resistant environment-friendly plastics, or aluminum alloy materials coated with a safety protection layer; a turbulence cylinder 6 vertical to the kettle bottom is arranged at the bottom of the kettle body 1, and the upper end surface of the turbulence cylinder 6 is higher than the temperature control unit 4; a permanent magnetic column 7 is arranged in the turbulence cylinder 6 in a sliding way, and the connection line direction of the magnetic poles of the permanent magnetic column 7 is vertical to the kettle bottom; a diversion hole 61 is formed in the wall of the turbulence barrel 6, and the drainage direction of the diversion hole 61 is not parallel to the radial direction of the turbulence barrel 6; the diversion holes 61 are smaller than the end faces of the permanent magnet columns 7; the bottom of the turbulence cylinder 6 is also provided with a power storage pressure spring 81, and the cylinder wall of the turbulence cylinder 6 is provided with an elastic limit clamp 91; the wedge-shaped tip 92 of the limit clip 91 can extend into and pop out of the cylinder wall.
After the heating wire 31 is electrified to work, the water body in the kettle body 1 is heated, the specific gravity of the water body is lightened and the water body slowly floats upwards after the temperature of the water body is raised, and then the heat of the water body is gradually diffused through heat convection and heat transfer; in the present invention, the current frequency modulator 5 converts a high-frequency alternating current into a low-frequency alternating current, the direction of the current is kept fixed in a unit time, and then the current is direct current in the unit time; when direct current passes through the spirally wound heating wire 31, the heating wire 31 forms a directional induction magnetic field, and the induction magnetic field and the permanent magnetic column 7 generate a magnetic force action, so that the permanent magnetic column 7 is driven to move in the turbulence cylinder 6; when the current in the heating wire 31 changes direction, the direction of the induction magnetic field is reversed, and the magnetic action with the permanent magnetic column 7 is changed; when the permanent magnetic column 7 descends in the induction magnetic field, the wedge-shaped tip 92 is clamped on the upper end face of the permanent magnetic column 7, and the power storage compression spring 81 is compressed and shortened; when the permanent magnet column 7 rises in the induction magnetic field, the wedge-shaped tip 92 is popped out of the cylinder wall, and the force storage pressure spring is restored; therefore, under the action of the induction magnetic field, the permanent magnetic columns 7 periodically move upwards or downwards in the turbolator 6; in the reciprocating motion process of the permanent magnetic column 7, the permanent magnetic column 7 pushes the water body in the turbulence cylinder 6, and the turbulence cylinder 6 periodically sucks and discharges the water body through the flow guide holes 61, so that the water body in the kettle body 1 is disturbed; the force-accumulating pressure spring 81 in the embodiment can increase the speed of the permanent magnet column 7 during rising, so that the speed of the water body sprayed out of the flow guide hole 61 is increased, the convection of the water body is enhanced, and the heat exchange is further accelerated; meanwhile, in this embodiment, the drainage direction of the flow guide holes 61 is not parallel to the radial direction of the turbulence barrels 6, and the structure can effectively enhance the longitudinal convection of the water body and accelerate the heat exchange of the upper layer and the lower layer of the water body.
The structure can effectively promote the heat exchange of the water body in the kettle body 1, ensure the balanced heating of the water body, and effectively avoid the phenomenon of 'false opening' caused by the hot water concentrating at the upper part and the cold water concentrating at the bottom and triggering the temperature control unit 4 to disconnect the circuit when the hot water contacts the temperature control unit 4; the novel drinking water boiler has the advantages of novel structure and unique principle, can fully heat the water body, achieves complete boiling, effectively kills bacteria, and provides healthy and safe drinking water for users.
In addition, in this embodiment, the upper end surface of the turbulence cylinder 6 is higher than the temperature control unit 4, so as to increase the heat exchange speed of the water around the temperature control unit 4, ensure the balance of the water, and reduce the misjudgment probability of the temperature control unit 4; meanwhile, the current frequency modulator 5 is refined, so that the current frequency modulator 5 comprises a rectifier and a current controller, the rectifier integrates alternating current of the commercial power into direct current, and the current controller controls the frequency of current turning; so that the current can be conveniently and quickly adjusted by workers.
Besides the scheme described in the embodiment, the permanent magnet column 7 can be integrated into a thinner permanent magnet plate, and the whole permanent magnet plate is driven to move up and down in a translational manner by an induction magnetic field, so that the turbulence effect can be achieved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (5)
1. A magnetic mixing electric kettle comprises a kettle body (1), a cover body (2), a plug, a heating unit (3) and a temperature control unit (4); the heating unit (3) is arranged at the bottom of the kettle body (1), and the temperature control unit (4) is arranged on the side wall of the kettle body (1); the temperature control unit (4) is connected in series in a circuit of the heating unit (3) and the plug; the method is characterized in that: the heating unit (3) comprises a frame and a heating wire (31) spirally wound in the frame, and a current frequency modulator (5) is electrically connected between the heating unit (3) and the plug; the kettle body (1) is made of a non-ferromagnetic material with good heat conduction; a turbulence cylinder (6) vertical to the kettle bottom is arranged at the bottom of the kettle body (1), a permanent magnetic column (7) is arranged in the turbulence cylinder (6) in a sliding manner, and the connection direction of the magnetic poles of the permanent magnetic column (7) is vertical to the kettle bottom; the wall of the turbulence cylinder (6) is provided with a diversion hole (61), and the diversion hole (61) is smaller than the end surface of the permanent magnet column (7).
2. The magnetic mixing electric kettle of claim 1, wherein: the drainage direction of the flow guide holes (61) is not parallel to the radial direction of the turbulence cylinder (6).
3. The magnetic mixing electric kettle of claim 2, wherein: the upper end face of the turbulence cylinder (6) is higher than the temperature control unit (4).
4. A magnetic mixing electric kettle according to claim 1, 2 or 3, characterized in that: the bottom of the turbulence cylinder (6) is also provided with a force storage pressure spring (81), and the cylinder wall of the turbulence cylinder (6) is provided with an elastic limit clamp (91); the wedge-shaped tip (92) of the limiting clamp (91) can extend into and pop out of the cylinder wall; when the permanent magnet column (7) descends in an induction magnetic field, the wedge-shaped tip (92) is clamped on the upper end face of the permanent magnet column (7), and the power storage compression spring (81) is compressed and shortened; when the permanent magnetic column (7) rises in the induction magnetic field, the wedge-shaped tip (92) pops out of the cylinder wall, and the force storage pressure spring is restored.
5. The magnetic mixing electric kettle of claim 4, wherein: the current frequency modulator (5) comprises a rectifier and a current controller, wherein the rectifier integrates alternating current of a mains supply into direct current, and the current controller controls the frequency of current change.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810117704.5A CN108113474B (en) | 2018-02-06 | 2018-02-06 | Magnetic mixing electric kettle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810117704.5A CN108113474B (en) | 2018-02-06 | 2018-02-06 | Magnetic mixing electric kettle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108113474A CN108113474A (en) | 2018-06-05 |
| CN108113474B true CN108113474B (en) | 2020-05-22 |
Family
ID=62234294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810117704.5A Active CN108113474B (en) | 2018-02-06 | 2018-02-06 | Magnetic mixing electric kettle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108113474B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IN191638B (en) * | 1994-07-28 | 2003-12-06 | Bhp Steel Jla Pty Ltd | |
| CN201641610U (en) * | 2009-12-16 | 2010-11-24 | 岑延华 | Electromagnetic water heater |
| CN203240735U (en) * | 2013-04-23 | 2013-10-16 | 厦门森卓节能科技有限公司 | Electromagnetic type fluid heater |
| CN204630014U (en) * | 2015-05-13 | 2015-09-09 | 宁波格林美孚新材料科技有限公司 | A kind of high efficient heat exchanging pipeline |
| CN107490174A (en) * | 2016-06-10 | 2017-12-19 | 弓慧 | Instant heating type magnetic energy boiler |
-
2018
- 2018-02-06 CN CN201810117704.5A patent/CN108113474B/en active Active
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| Publication number | Publication date |
|---|---|
| CN108113474A (en) | 2018-06-05 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200427 Address after: No. b-03-01-02-b, Wucun tongpian, Shunde (lianjiang) industrial transfer park, Foshan, Lianjiang City, Zhanjiang City, Guangdong Province Applicant after: Zhanjiang ligoer Electric Appliance Co.,Ltd. Address before: Wujiang District of Suzhou City, Jiangsu Province, Kaiping road 215000 Wuyue square block D room 1418 Applicant before: Zhu Xiaoju |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 524000 Plot E-13-01-B of Guangdong Lianjiang Economic Development Zone Controlled Detailed Plan Revision in Lianjiang City, Zhanjiang City, Guangdong Province Patentee after: Guangdong Ligol Electrical Appliance Co.,Ltd. Country or region after: Zhong Guo Address before: 524400 tongpian b-03-01-02-b, Wucun, Foshan Shunde (lianjiang) industrial transfer industrial park, Lianjiang City, Zhanjiang City, Guangdong Province Patentee before: Zhanjiang ligoer Electric Appliance Co.,Ltd. Country or region before: Zhong Guo |