CN211673771U

CN211673771U - Kettle handle power supply device of intelligent kettle

Info

Publication number: CN211673771U
Application number: CN202020245241.3U
Authority: CN
Inventors: 王廷银; 邱象晚; 吴允平; 吴景润; 叶良斌
Original assignee: XIAMEN YUEYI ELECTRONIC TECHNOLOGY CO LTD; Fujian Normal University
Current assignee: XIAMEN YUEYI ELECTRONIC TECHNOLOGY CO LTD; Fujian Normal University
Priority date: 2020-03-03
Filing date: 2020-03-03
Publication date: 2020-10-16
Anticipated expiration: 2030-03-03

Abstract

The utility model provides a kettle handle power supply device of an intelligent kettle, which comprises a kettle and a base, wherein the kettle comprises a kettle body and a kettle handle, a wireless receiving coil is arranged at the bottom of the kettle body, a kettle handle circuit board is arranged at the inner side of the kettle handle, a Bluetooth A is arranged at the bottom of the kettle handle, a base circuit board, a wireless transmitting coil matched with the wireless receiving coil and a Bluetooth B matched with the Bluetooth A are arranged in the base, the kettle handle circuit board is connected with the wireless receiving coil and the Bluetooth A, and the base circuit board is connected with the wireless transmitting coil and the Bluetooth B; the utility model discloses a kettle handle power supply unit is through reducing mechanical coupler ring number, and mechanical coupler ring number only needs the tricycle, and the kettle handle circuit board that sets up adopts non-contact's wireless charging and bluetooth data communication technique to realize, does not influence original intelligent kettle function experience nature, has improved the product quality stability of kettle and has prolonged the equipment life of kettle.

Description

Kettle handle power supply device of intelligent kettle

Technical Field

The utility model discloses technical field of intelligence kettle especially relates to a kettle handle power supply unit of intelligence kettle.

Background

An electric kettle (hereinafter referred to as a kettle) was born in chicago in 1891. The kettle has the advantages of fast heating, simple and convenient operation, environmental protection, sanitation and the like, and develops towards intellectualization and informatization along with the development of scientific technology, such as: dry heating prevention, intelligent water heating and digital water heating.

The combination of the water boiling kettle and intelligent digitization enables the traditional water boiling kettle to have the characteristics of modernization, such as remote control: issuing a command through a mobile phone terminal APP to realize remote water boiling; intelligent water boiling: the corresponding water boiling mode can be selected according to the requirements of users, and the machine automatically completes the whole processes of water adding, water boiling and heat preservation; digital water boiling: the water boiling time and temperature can be set; and the functions meet the water boiling application requirements of modern people, and the pleasure of the water boiling experience of users is enhanced.

For realizing the intellectuality of kettle, current kettle has taken place huge change (compare with past kettle) in aspects such as circuit design, software function, most intelligence kettle on the market at present, with the separation of kettle body (the embedded circuit board of kettle handle is called kettle handle circuit board) and base (the embedded circuit board is called base circuit board), just can realize various functions of heating up water through the panel touch button on the base, like full intelligence is heated up water, add water, keep warm and disinfect etc. kettle handle circuit board in the kettle body has water level and temperature and gathers to can control opening or closing of kettle body lid. The kettle body and the base are electrically connected through a six-ring or five-ring mechanical coupler, wherein the three rings are connected with L, N of 220V mains supply and a ground wire, the two rings are connected with a DC 12V power supply required by a kettle handle circuit, and the other ring is used for performing data communication functions of a panel circuit and the kettle handle circuit. The intelligent water boiling kettle also has some use problems, for example, because the kettle body needs to be frequently lifted and put down in the water boiling use process, the 12V and data communication three rings in the mechanical six-ring coupler are easy to deform and oxidize due to mechanical strain, which causes communication interruption and abnormal operation of a kettle handle circuit due to poor coupling contact, and affects the whole service life of the water boiling kettle. Therefore, if the defects of the prior art can be overcome, the stability and the service life of the intelligent kettle are obviously improved, and the intelligent kettle has great practical significance.

In view of the above, the present inventors have specially designed a kettle handle power supply device for an intelligent kettle, and have developed this.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problem, the technical scheme of the utility model is as follows:

the utility model provides a kettle handle power supply unit of intelligence kettle, includes kettle and base, the kettle includes kettle body and kettle handle, kettle body bottom sets up wireless receiving coil, kettle handle inboard sets up kettle handle circuit board, and the bottom sets up bluetooth A, set up base circuit board in the base, with wireless receiving coil complex wireless transmitting coil and with bluetooth A complex bluetooth B, kettle handle circuit board is connected with wireless receiving coil, bluetooth A, base circuit board is connected with wireless transmitting coil, bluetooth B.

Furthermore, a water level detector and a water temperature detector are arranged inside the kettle body of the kettle, and the water temperature detector and the water level detector are connected with the kettle handle circuit board.

Further, the base is provided with a kettle body detector, and the kettle body detector is connected with the base circuit board.

Furthermore, the kettle body detector adopts a metal detection technology, and outputs a preparation state that the kettle body needs to be heated according to the situation that whether the kettle body is placed on the base and whether the coupler is coupled and matched.

Further, wireless receiving coil is circular arrangement around the shell inner wall of the bottom of kettle body, and is the round flat shape, and its number of turns is 8 to 12 circles, and wireless receiving coil internal diameter is 40mm, and the external diameter is 50 mm.

Further, wireless transmitting coil is circular arrangement around the base and uses the upper casing inner wall of coupler as the center, and for the flat shape of rounding, its number of turns is 8 to 12 circles, and wireless transmitting coil internal diameter is 40mm, and the external diameter is 50mm, and with wireless receiving coil parallel correspondence from top to bottom.

Further, the vertical distance between the wireless receiving coil and the wireless transmitting coil is 10 +/-2 mm.

Furthermore, the kettle body and the base are electrically connected through a three-ring mechanical coupler.

Further, the use method of the power supply device comprises the following steps:

(1) the base circuit board is used for initializing software and hardware and collecting the state of the kettle body of the kettle.

(2) When the state of the kettle body of the kettle is collected to be in place, the wireless transmitting coil is started to charge, the wireless transmitting coil is driven, the wireless receiving coil obtains a matched resonant magnetic field and outputs voltage, the kettle handle circuit board obtains a power supply, and the kettle handle circuit board starts to work;

(3) the base circuit board accesses the Bluetooth B, checks whether a matched Bluetooth A exists or not, and if the matched Bluetooth A exists, the Bluetooth B and the Bluetooth A are connected to carry out data interaction; if the matching does not exist, the base circuit board is fed back, the base circuit board can set the Bluetooth B to enter a pairing mode through an instruction, and the Bluetooth A104 is searched for pairing;

(4) according to the interactive data of the Bluetooth B and the Bluetooth A, the water boiling function of the kettle is realized.

The utility model discloses a kettle handle power supply unit is through setting up base circuit board and kettle handle circuit board, adopts non-contact's wireless charging and bluetooth data communication technique to realize between the two, does not influence original intelligent kettle functional experience nature, has improved the product quality stability of kettle and has prolonged the equipment life of kettle.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it.

Wherein:

FIG. 1 is a schematic block diagram of a kettle handle power supply device of the present invention;

fig. 2 is a schematic structural view of the kettle handle power supply device of the present invention.

Description of reference numerals:

10-base, 101-wireless transmitting coil, 102-base circuit board, 103-Bluetooth B, 104-kettle body detector, 20-kettle, 21-kettle body, 22-kettle handle, 201-wireless receiving coil, 202-kettle handle circuit board, 203-Bluetooth A, 204-water level detector, 205-water temperature detector and 30-mechanical coupler.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention clearer and more obvious, the following description of the present invention with reference to the accompanying drawings and embodiments is provided for further details. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Please refer to fig. 1 to 2, which are taken as the best embodiments of the present invention, the kettle handle power supply device for an intelligent kettle comprises a kettle 20 and a base 10, the kettle 20 comprises a kettle body 21 and a kettle handle 22, the bottom of the kettle body 21 is provided with a wireless receiving coil 201, the inner side of the kettle handle 22 is provided with a handle circuit board 202, and the bottom is provided with a bluetooth a203, the base 10 is provided with a base 10 circuit board 102, a wireless transmitting coil 101 matched with the wireless receiving coil 201 and a bluetooth B103 matched with the bluetooth a203, the handle circuit board 202 is connected with the wireless receiving coil 201 and the bluetooth a203, and the base 10 circuit board 102 is connected with the wireless transmitting coil 101 and the bluetooth B103.

A water level detector 204 and a water temperature detector 205 are further arranged inside the kettle body 21 of the kettle, and the water temperature detector 205 and the water level detector 204 are both connected with the kettle handle circuit board 202; the base 10 is further provided with a kettle body 21 detector, and the kettle body 21 detector is connected with the circuit board 102 of the base 10.

The kettle body detector 104 adopts a metal detection technology, outputs a preparation state (whether the kettle body 21 is in place or out of place) that the kettle body 21 needs to be boiled according to whether the kettle body 21 is placed on the base 10 and whether the coupler is coupled and matched, and outputs a control signal to drive the wireless transmitting coil 101 to generate an alternating magnetic field and the wireless receiving coil 201 senses a power supply required by the operation of the kettle handle circuit board 202 only when the circuit board 102 of the base 10 collects the in-place state of the kettle body 21. The application effect of the technology is as follows: only when the kettle body 21 of the kettle is correctly returned to the preparation state for boiling water, the wireless charging is started, the wireless transmitting coil 101 and the wireless receiving coil 201 work, and the circuit board 102 of the base 10 is provided with a power supply to start working; on the one hand, when not boiling water, the wireless receiving coil 201 and the wireless transmitting coil 101 are in a dormant state, so that energy is saved, on the other hand, when the intelligent kettle 20 is idle, the phenomenon that the small metal is heated due to the fact that mistaken charging occurs on the small metal placing base 10 can be prevented, and the energy conservation, environmental protection and safety level of electrical equipment are further improved.

The wireless receiving coil 201 is circularly arranged around the inner wall of the shell at the bottom of the kettle body 21 and is in a circular flat shape, the number of turns of the wireless receiving coil is 8-12 circles, and the inner diameter of the wireless receiving coil 201 is 40mm and the outer diameter of the wireless receiving coil is 50 mm; the wireless transmitting coil 101 is circularly arranged around the inner wall of the upper shell of the base 10 with the coupler as the center, and is in a round flat shape, the number of turns is 8 to 12 turns, the inner diameter of the wireless transmitting coil 101 is 40mm, the outer diameter of the wireless transmitting coil 101 is 50mm, the wireless transmitting coil and the wireless receiving coil 201 are in up-down parallel correspondence, and preferably, the vertical distance between the wireless receiving coil 201 and the wireless transmitting coil 101 is 10 +/-2 mm. The kettle body 21 and the base 10 are electrically connected through a three-ring mechanical coupler 30.

The utility model discloses a bluetooth A203 and bluetooth B103 are responsible for the data communication transmission between base 10 circuit board 102 and the kettle handle circuit board 202, realize the data interaction of water level temperature and functional command. The application effect of the technology is as follows: reduced mechanical coupler 30 ring number (only need the tricycle), the high low pressure separation meets electrical equipment ann rule requirement more, the long-time use of having overcome mechanical coupler 30 low pressure part electrical connection leads to the strain, contact failure's problem, and the placing of kettle body when intelligent kettle 20 burns water is not restricted by the angle, 360 optional positions in plane, do not influence the power that kettle handle circuit board 202 during operation needs, do not influence the data communication of base 10 circuit board 102 and kettle handle circuit board 202, and has stable performance, characteristics such as the structure is simple and easy.

The utility model discloses kettle handle power supply unit's application method includes following step:

(1) the circuit board 102 of the base 10 is initialized by software and hardware, and collects the state of the kettle body 21 of the kettle.

(2) When the state of the kettle body 21 of the kettle is collected to be in place, the wireless transmitting coil 101 is started to charge, the wireless transmitting coil 101 is driven, the wireless receiving coil 201 obtains a matched resonant magnetic field and outputs voltage, the kettle handle circuit board 202 obtains a power supply, and the kettle handle circuit board 202 starts to work;

(3) the circuit board 102 of the base 10 accesses the Bluetooth B103, checks whether a paired Bluetooth A203 exists, and if the paired Bluetooth A203 exists, the Bluetooth B103 and the Bluetooth A203 establish connection to perform data interaction; if the matching does not exist, the feedback is given to the base 10 circuit board 102, the base 10 circuit board 102 can set the Bluetooth B103 to enter a pairing mode through an instruction, and the Bluetooth A203104 is searched for pairing;

(4) according to the interactive data of the Bluetooth B103 and the Bluetooth A203, the water boiling function of the kettle 20 is realized.

To sum up, the beneficial effects of the utility model are that: the intelligent water boiling kettle overcomes the defects in the prior intelligent water boiling kettle technology, has a simple integral structure, the base is electrically connected with the kettle body of the water boiling kettle through a three-ring mechanical coupler, the three-ring connection is L, N of 220V of commercial power and a ground wire, a direct current 12V power supply required by a kettle handle circuit adopts wireless supply, high-voltage and low-voltage separation meets the safety requirements of electrical equipment, the energy-saving, environment-friendly and safety level of the water boiling electrical equipment is improved, the problems of strain and poor contact caused by long-time use of the electrical connection of the low-voltage part of the mechanical coupler are solved, the kettle body of the water boiling kettle is not limited by an angle when the intelligent water boiling kettle boils water, and the intelligent water boiling kettle can be placed at any position; the data communication between the base circuit board and the kettle handle circuit board is realized by adopting a Bluetooth data communication technology; therefore, the functional experience of the original intelligent kettle is not influenced, the power needed by the kettle handle circuit board during working is not influenced, the data communication between the base circuit board and the kettle handle circuit board is not influenced, the product quality stability of the kettle is improved, and the service life of the kettle is prolonged.

The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above-mentioned manner, and various insubstantial improvements can be made without modification to the method and technical solution of the present invention, or the present invention can be directly applied to other occasions without modification, all within the scope of the present invention.

Claims

1. The utility model provides a kettle handle power supply unit of intelligence kettle, a serial communication port, including kettle and base, the kettle includes kettle body and kettle handle, kettle body bottom sets up wireless receiving coil, kettle body is inside to set up level detector and temperature detector, kettle handle inboard sets up kettle handle circuit board, and the bottom sets up bluetooth A, set up base circuit board in the base, with wireless receiving coil complex wireless transmitting coil, with bluetooth A complex bluetooth B and kettle body detector, kettle handle circuit board is connected with wireless receiving coil, bluetooth B, kettle body detector, base circuit board is connected with wireless transmitting coil, bluetooth B, kettle body detector.

2. The kettle handle power supply unit of the intelligent kettle according to claim 1, wherein the kettle body detector adopts a metal detection technology to output a preparation state that the kettle body needs to be heated according to the situation that whether the kettle body is placed on the base and whether the coupler is coupled and matched.

3. The kettle handle power supply device of the intelligent kettle according to claim 1, wherein the wireless receiving coil is circularly arranged around the inner wall of the shell at the bottom of the kettle body of the kettle and is in a circular flat shape, the number of turns of the wireless receiving coil is 8 to 12, and the inner diameter of the wireless receiving coil is 40mm and the outer diameter of the wireless receiving coil is 50 mm.

4. The kettle handle power supply device of the intelligent kettle according to claim 1, wherein the wireless transmitting coil is circularly arranged around the inner wall of the upper shell of the base centering on the coupler, and is in a round flat shape, the number of turns of the wireless transmitting coil is 8 to 12, the inner diameter of the wireless transmitting coil is 40mm, the outer diameter of the wireless transmitting coil is 50mm, and the wireless transmitting coil and the wireless receiving coil are vertically and parallelly corresponding.

5. The kettle handle power supply device of the intelligent kettle according to claim 1, wherein the vertical distance between the wireless receiving coil and the wireless transmitting coil is 10 ± 2 mm.