CN110840192B

CN110840192B - Wireless heating water cup based on induction heating

Info

Publication number: CN110840192B
Application number: CN201911282195.2A
Authority: CN
Inventors: 晋仁磊; 陈永煌
Original assignee: Anhui Institute of Information Engineering
Current assignee: Anhui Institute of Information Engineering
Priority date: 2019-12-13
Filing date: 2019-12-13
Publication date: 2021-01-22
Anticipated expiration: 2039-12-13
Also published as: CN110840192A; CN112932231A

Abstract

The invention discloses a wireless heating water cup based on induction heating, which comprises a heating base and an induction water cup, wherein the induction water cup comprises a cup body inner layer, a vacuum layer and a cup body outer layer from inside to outside, an annular induction heating structure is fixed on the outer side of the inner layer, the induction heating structure comprises an annular shell and a heating metal ring which are sleeved and fixed outside the inner layer, an annular cavity is formed by the annular shell and the inner layer, the heating metal ring is in sliding fit with the annular cavity, a temperature measuring medium for supporting the heating metal ring is arranged in the annular cavity, the expansion coefficient of the temperature measuring medium is large, an annular magnetic shielding structure is sleeved on the outer layer, and when the temperature in the cup body reaches a set temperature, the temperature measuring medium is heated and expands to lift the heating metal ring into the magnetic shielding ring. The cup can heat liquid in the cup and automatically control the heating temperature, and is convenient for a user to control.

Description

Wireless heating water cup based on induction heating

Technical Field

The invention relates to a wireless heating cup based on induction heating.

Background

In the prior art, sometimes, people can directly heat a water cup for convenience and save heating time, and particularly, water in the water cup is directly heated after the water in the water cup is cooled, and the drinking is stopped when the water reaches a certain temperature and is suitable for drinking. The water in the heat-preservation cup is not easy to cool after being heated, and is actually suitable for the requirement of keeping the water temperature when people drink. However, the heat-insulating cup usually has a heat-insulating layer made of heat-insulating materials, and a vacuum structure is adopted for insulating heat transfer from inside to outside for the heat-insulating cup with higher requirements, so that liquid in the cup is difficult to heat from the outside, the change of the liquid temperature is difficult to know after heating, a temperature sensor is difficult to arrange in the cup body, a power supply device is difficult to arrange, and the danger of pollution caused by damage and leakage exists, so that the liquid temperature is difficult to control for the existing heat-insulating cup, overheating is caused, and the water temperature is too high to be beneficial to timely drinking of people.

Disclosure of Invention

The invention aims to provide a wireless heating cup based on induction heating, and aims to solve the problems that a conventional vacuum cup is difficult to heat liquid in the cup and the heating process cannot be adjusted quickly and effectively in time according to the change of the liquid temperature in the prior art.

The wireless heating water cup based on induction heating comprises a heating base and an induction water cup, wherein the induction water cup comprises a cup body inner layer, a vacuum layer and a cup body outer layer from inside to outside, an annular induction heating structure is fixed on the outer side of the inner layer, the induction heating structure comprises an annular shell and a heating metal ring which are sleeved and fixed outside the inner layer, an annular cavity is formed between the annular shell and the inner layer, the heating metal ring is in sliding fit with the annular cavity, a temperature measuring medium for supporting the heating metal ring is arranged in the annular cavity, the expansion coefficient of the temperature measuring medium is large, an annular magnetic shielding structure is sleeved on the outer layer, a certain height difference exists between a magnetic shielding ring in the magnetic shielding structure and the heating metal ring, the inner layer is made of a heat conducting material, when the temperature in the cup body reaches a set temperature, the temperature measuring medium is heated to expand so as to lift the heating metal ring into the magnetic shielding ring.

Preferably, the outer lower part outside of cup is equipped with the screw thread, the magnetism shielding structure still includes the adjustable ring, the adjustable ring cover is in the magnetism shielding ring outside, the adjustable ring with the cup skin rotates to be connected and can let rather than forming the magnetism shielding ring is the shielding chamber that slides from top to bottom, magnetism shielding ring threaded connection connects cup outer lower part, the adjustable ring inboard is equipped with vertical direction spout, the magnetism shielding ring outside be equipped with spout sliding fit's bead.

Preferably, the outer screwed lower part external diameter of establishing of cup is less than the outer other parts of cup and forms the stair structure, the cup still includes outer bottom of cup, outer bottom of cup is tubbiness and threaded connection in the outer lower part of cup, magnetism shielding structure is located the lateral wall top of outer bottom of cup with between the stair structure.

Preferably, a temperature sensor is arranged on the magnetic shielding ring, and the temperature sensor is provided with a wireless communication module and is in signal connection with the heating base.

Preferably, the heating base is provided with a display screen, an operation panel, an internet of things communication module, a pressure sensor, a ZVS induction heating module and a power line, the operation panel is further integrated with a control chip, the control chip is respectively electrically connected with the display screen, the internet of things communication module, the pressure sensor and the ZVS induction heating module, a cup groove for placing the induction water cup is formed in the top of the heating base, the pressure sensor and the ZVS induction heating module are arranged at the bottom of the cup groove, and the internet of things communication module is connected with a mobile phone of a user through a mobile network.

Preferably, the temperature measuring medium is liquid, and annular sealing rings are respectively arranged on two sides of the bottom of the heating metal ring.

The invention heats the heating metal ring by the eddy current effect of the metal and the high-frequency alternating current of the heating base, thereby solving the problem that the heat insulation part is not beneficial to heating the liquid in the cup, simultaneously utilizing the expansion and contraction of the liquid when the temperature changes, leading the heating metal ring which generates the heating effect to rise and fall in the annular cavity, when the heating metal ring rises into the magnetic shielding ring, because the magnetic field is cut off by the magnetic shielding ring, heat can not be continuously generated due to the change of the magnetic field, the temperature control effect is realized, when the temperature is reduced, the heating metal ring is reduced due to the volume reduction of the temperature measuring medium and reacts with the magnetic field again to generate heat, therefore, the invention can heat and control the liquid temperature in the cup without controlling the heating base, is faster and more effective, and is not easy to be influenced by the disturbance of the magnetic field to transmit the temperature signal of the inductor. And magnetic shield ring itself also can generate heat because of the vortex effect, and the temperature through being located outer magnetic shield ring detects then can avoid its high temperature to influence safe in utilization, and measures the temperature of magnetic shield ring and carry out signal transmission and measure more being convenient for arrange and supply power to the inductor than measuring at the cup inlayer.

Because the heating base is connected with the mobile phone of a user, the wireless heating base is forgotten to be closed when the user is out of the office in an emergency, the wireless heating base can be remotely closed at the mobile phone end, and the heating temperature, the remote heat preservation temperature and the remote heat preservation time can be remotely changed on line. The pressure sensor can prevent heating of an empty water boiling cup or a water-free cup, but can not be accurately adjusted according to the temperature, and the temperature control is realized by adopting an induction heating structure because the sensor arranged inside the cup body is inconvenient for setting a power supply structure and replacing a battery.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

FIG. 2 is a cross-sectional view of a cup body according to the present invention

Fig. 3 is an enlarged view of region a of the structure shown in fig. 2.

Fig. 4 is a cross-sectional view in the direction a-a of the structure shown in fig. 2.

Fig. 5 is an enlarged view of region B in the structure shown in fig. 4.

The labels in the figures are: 1. the induction cup, 2, heating base, 3, display screen, 4, operating panel, 5, cup inlayer, 6, cup skin, 7, vacuum layer, 8, annular casing, 9, the becket that generates heat, 10, temperature measuring medium, 11, outer bottom of cup, 12, screw thread, 13, magnetism shielding ring, 14, adjustable ring, 15, bead.

Detailed Description

The following detailed description of the embodiments of the present invention will be given in order to provide those skilled in the art with a more complete, precise and thorough understanding of the inventive concept and technical solutions of the present invention.

As shown in figures 1-5, the invention provides a wireless heating cup based on induction heating, which comprises a heating base 2 and an induction cup 1, wherein the induction cup 1 comprises a cup inner layer 5, a vacuum layer 7 and a cup outer layer 6 from inside to outside. The inlayer outside is fixed with annular response heating structure, response heating structure is fixed including cup jointing outer annular casing 8 of inlayer and the becket 9 that generates heat, annular casing 8 forms annular cavity with the inlayer, becket 9 that generates heat with the becket sliding fit, be equipped with the bearing in the becket the temperature measurement medium 10 of becket 9 that generates heat, temperature measurement medium 10 expansion coefficient is big, outer cover is equipped with annular magnetism shielding structure, magnetism shielding ring 13 in the magnetism shielding structure with becket 9 that generates heat has certain difference in height, the inlayer is the heat conduction material, and the temperature reaches the settlement temperature in the cup, temperature measurement medium 10 is heated the inflation will becket 9 that generates heat rises in the magnetism shielding ring 13.

The temperature measuring medium 10 is liquid, and annular sealing rings are respectively arranged on two sides of the bottom of the heating metal ring 9. The liquid can also be stored in a closed flexible package, and the flexible package is made of elastic materials.

The outer 6 lower part outsides of cup are equipped with screw thread 12, the magnetism shielding structure still includes adjustable ring 14, adjustable ring 14 cover is in the magnetism shielding ring 13 outside, adjustable ring 14 with the outer 6 rotation of cup is connected and can let rather than forming the shielding chamber that slides from top to bottom of magnetism shielding ring 13, magnetism shielding ring 13 threaded connection connects the outer 6 lower parts of cup, adjustable ring 14 inboard is equipped with vertical direction spout, the magnetism shielding ring 13 outside be equipped with spout sliding fit's bead 15.

The outer layer 6 of cup is equipped with the lower part external diameter that screw thread 12 is less than the outer layer 6 of cup other parts and forms the stair structure, the cup still includes outer bottom of cup 11, outer bottom of cup 11 is tubbiness and threaded connection in the outer 6 lower part of cup, the magnetism shielding structure is located the lateral wall top of outer bottom of cup 11 with between the stair structure.

And a temperature sensor is arranged on the magnetic shielding ring 13, and the temperature sensor is provided with a wireless communication module and is in signal connection with the heating base 2.

The heating base 2 is provided with a display screen 3, an operation panel 4, an Internet of things communication module, a pressure sensor, a ZVS induction heating module and a power line, the operation panel 4 is further integrated with a control chip, the control chip is respectively connected with the display screen 3, the Internet of things communication module, the pressure sensor and the ZVS induction heating module electrically, the top of the heating base 2 is provided with a cup groove for placing the induction water cup 1, the bottom of the cup groove is provided with the pressure sensor and the ZVS induction heating module, and the Internet of things communication module is connected with a mobile phone of a user through a mobile network.

The control chip records a pressure threshold value measured by the pressure sensor when the cup is empty and sets a heating time threshold value and a temperature threshold value, the ZVS induction heating module is closed when the pressure data received by the temperature control chip is not larger than the pressure threshold value or the temperature data exceeds the temperature threshold value, and the ZVS induction heating module is also closed if the time measured by the timer in the control chip is larger than the time threshold value.

The adjusting ring 14 is provided with a vertical transparent area marked with vertical temperature scale, and the bottom edge of the magnetic shielding ring 13 is exposed from the vertical transparent area as a mark for indicating set temperature.

When the invention is used, firstly, the empty induction cup body is prevented on the heating base 2, then the pressure threshold value measured by the pressure sensor is recorded, then the heating base 2 is connected with the mobile phone of a user, and then the heating time can be set. When the heating temperature to be realized is adjusted, the adjusting ring 14 is rotated through the scales arranged on the adjusting ring 14 and the bottom edge of the magnetic shielding ring 13, and the magnetic shielding ring 13 rotates along with the rotation and goes up and down along the thread 12, so that the change of the set temperature is realized. When the heating base 2 is used for heating, the heating metal ring at the bottom of the cup is heated through the change of a magnetic field generated by alternating current, the heating metal ring heats liquid in the heating cup under the effect of eddy current, the temperature measuring medium 10 is heated and expanded, the temperature measuring medium 10 is expanded to push the heating metal ring to rise until the heating metal ring enters the magnetic shielding ring 13, and the magnetic field is cut off by the magnetic shielding ring 13, so that heat can not be generated continuously due to the change of the magnetic field, the temperature control effect is realized, and the heating metal ring can descend due to the reduction of the volume of the temperature measuring medium 10 after the temperature is reduced and generates heat under the action of the magnetic field again, so that the liquid temperature in the cup can be heated and controlled without controlling the heating base 2 per se, and the heating base is more rapid and effective and does not need to supply extra power to a sensor.

The invention is described above with reference to the accompanying drawings, and it is obvious that the specific implementation of the invention is not limited by the above-described manner, and it is within the scope of the invention to adopt various insubstantial modifications of the inventive concept and solution of the invention, or to apply the inventive concept and solution of the invention directly to other applications without modification.

Claims

1. A wireless heating water cup based on induction heating comprises a heating base (2) and an induction water cup (1), wherein the cup body of the induction water cup (1) comprises a cup body inner layer (5), a vacuum layer (7) and a cup body outer layer (6) from inside to outside, and is characterized in that an annular induction heating structure is fixed on the outer side of the inner layer and comprises an annular shell (8) and a heating metal ring (9) which are sleeved and fixed outside the inner layer, the annular shell (8) and the inner layer form an annular cavity, the heating metal ring (9) is in sliding fit with the annular cavity, a temperature measuring medium (10) for bearing the heating metal ring (9) is arranged in the annular cavity, the temperature measuring medium (10) has a large expansion coefficient, the outer layer is sleeved with an annular magnetic shielding structure, and a magnetic shielding ring (13) in the magnetic shielding structure has a certain height difference with the heating metal ring (9), the inner layer is made of heat conducting materials, when the temperature in the cup body reaches a set temperature, the temperature measuring medium (10) expands when heated to lift the heating metal ring (9) into the magnetic shielding ring (13);

cup skin (6) lower part outside is equipped with screw thread (12), the magnetism shielding structure still includes adjustable ring (14), adjustable ring (14) cover is in the magnetism shielding ring (13) outside, adjustable ring (14) with cup skin (6) rotate to be connected and can let rather than forming the shielding chamber that slides from top to bottom magnetism shielding ring (13), magnetism shielding ring (13) threaded connection be in cup skin (6) lower part, adjustable ring (14) inboard is equipped with vertical direction spout, magnetism shielding ring (13) outside be equipped with spout sliding fit's bead (15).

2. The wireless heating water cup based on induction heating according to claim 1, characterized in that: the cup is characterized in that the outer diameter of the lower portion, provided with the threads (12), of the outer layer (6) of the cup body is smaller than that of the other portion of the outer layer (6) of the cup body to form a step structure, the cup body further comprises an outer cup bottom (11), the outer cup bottom (11) is barrel-shaped and is in threaded connection with the lower portion of the outer layer (6) of the cup body, and the magnetic shielding structure is located between the top of the side wall of the outer cup bottom (11) and the step structure.

3. The wireless heating water cup based on induction heating according to claim 2, characterized in that: and a temperature sensor is arranged on the magnetic shielding ring (13), and the temperature sensor is provided with a wireless communication module and is in signal connection with the heating base (2).

4. The wireless heating water cup based on induction heating of claim 3, characterized in that: the heating base (2) is provided with a display screen (3), an operation panel (4), an Internet of things communication module, a pressure sensor, a ZVS induction heating module and a power line, the operation panel (4) is further integrated with a control chip, the control chip is respectively connected with the display screen (3), the Internet of things communication module, the pressure sensor and the ZVS induction heating module electrically, a cup groove used for placing the induction water cup (1) is formed in the top of the heating base (2), the bottom of the cup groove is provided with the pressure sensor and the ZVS induction heating module, and the Internet of things communication module is connected with a mobile phone of a user through a mobile network.

5. The wireless heating water cup based on induction heating according to claim 1, characterized in that: the temperature measuring medium (10) is liquid, and two sides of the bottom of the heating metal ring (9) are respectively provided with an annular sealing ring.

6. The wireless heating water cup based on induction heating of claim 4, characterized in that: the control chip records a pressure threshold value measured by the pressure sensor when the cup is empty and sets a heating time threshold value and a temperature threshold value, the ZVS induction heating module is closed when the pressure data received by the temperature control chip is not larger than the pressure threshold value or the temperature data exceeds the temperature threshold value, and the ZVS induction heating module is also closed if the heating time measured by the timer in the control chip is larger than the time threshold value.

7. The wireless heating water cup based on induction heating according to claim 2, characterized in that: the adjusting ring (14) is provided with a vertical transparent area, the vertical transparent area is marked with vertical temperature scales, and the bottom edge of the magnetic shielding ring (13) is exposed from the vertical transparent area and used as a mark for indicating set temperature.