Instant electric kettle and method for controlling same

A control method and technology for an electric kettle, which are applied in the field of electrical appliances, can solve the problems that the temperature of the hot water outlet cannot meet the requirements of the outlet water temperature, cannot satisfy consumers, and the structure of the device is complicated, and achieves the effects of low cost, strong practicability, and easy acceptance.

Inactive Publication Date: 2011-07-27
ELEC TECH INT CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] The above-mentioned instant electric kettle or instant heating liquid heating device or household appliances equipped with such a heating device, although equipped with a temperature control device, has only one temperature value for the outlet water temperature of the temperature control device, and cannot set The cold water is heated into boiling water at 100°C within a few seconds, that is, the heating time is long, and the outlet temperature of the hot water cannot meet the requirements of the outlet water temperature required by people, and this device has a complex structure, high cost, and poor practicability, which cannot satisfy consumers. needs

Method used

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  • Instant electric kettle and method for controlling same
  • Instant electric kettle and method for controlling same
  • Instant electric kettle and method for controlling same

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0053] like figure 1 , 2 As shown, the output control module 29 is a power output control circuit that can control the output voltage of the power supply. The input end of the power output control circuit is connected to the output end of the temperature difference calculation and comparison module 28, and the power output The output end of the output control circuit is connected to the power supply 30 , and the output end of the power output control circuit is connected to the fast heater 3 at the same time.

[0054] figure 1 , 2 , 4, the instant electric kettle includes a body 1, the bottom of the body 1 is provided with a bottom plate 5, the upper part of the body 1 is closed by the top cover 22 to form a cavity 17; a water tank 2 can be placed behind the body 1; A waste water tray 6 can be placed at the front and bottom of the 1 . The waste water tray 6 is covered with a cup tray 25 on which a cup can be placed to receive the hot water flowing from the kettle spout 16...

Embodiment 2

[0080] like figure 1 , 3 As shown, the output control module is a flow regulation control circuit, the input end of the flow regulation control circuit is connected with the output end of the temperature difference calculation and comparison module 28, and the output end of the flow regulation control circuit is connected to the power supply 30 is connected, and the output end of the flow regulation control circuit is connected to the pump 4 at the same time. The pump 4 can adjust the flow rate to change the temperature of the hot water outlet by adjusting the flow rate.

[0081] like figure 1 , 3 , shown in 5. The instant electric kettle of the present embodiment, the control method of its heating water state is:

[0082] After the circuit is turned on, the pump 4 transports the cold water 26 in the water tank 2 to the fast heater 3 through the cold water pipes 8 and 10, the fast heater 3 heats up quickly, and the temperature sensor 20 transmits the detected real-time ...

Embodiment 3

[0087] like figure 1 , 2 , 3, the output control module is a combined control circuit composed of a power output control circuit that can control the output voltage of the power supply and a flow regulation control circuit. The input end of the combined control circuit is connected to the The output terminal of the temperature difference calculation and comparison module 28 is connected, the output terminal of the combined control circuit is connected to the power supply 30 , and the output terminal of the combined control circuit is connected to the fast heater 3 and the pump 4 at the same time.

[0088] In the instant electric kettle of this embodiment, the heating state is controlled by: adjusting the flow rate of the pump and the power of the fast heater at the same time to change the temperature of the hot water outlet.

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PUM

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Abstract

The invention discloses an instant electric kettle, which comprises a machine body; the machine body is provided with a bottom plate; an upper end of the machine body is sealed by a top cover, so a cavity is formed; the cavity accommodates a pump of which one end is communicated with a water tank and the other end is communicated with a quick heater; the quick heater is provided with a water inlet and a hot water outlet, and a vapor discharging port is positioned in a hot water outlet path of the quick heater and can also be positioned on the upper part of the quick heater and higher than thehot water outlet or a liquid water level; and the instant electric kettle quickly adjusts the power of the quick heater or the flow rate of the pump or simultaneously adjusts the power of the quick heater and the flow rate of the pump according to the hot water outlet temperature so as to ensure that the hot water outlet temperature meets the requirements of people. After connecting a power source for a few seconds, the instant electric kettle can instantly heat cold water into hot water of which the water outlet temperature meets the requirements of the people or boiling water of which the expected maximum temperature value can reach 100DEG C, has stable and steady outlet water, energy and electricity conservation, and strong practicability, and meets the requirements of consumers.

Description

technical field [0001] The invention relates to an electrical appliance, in particular to an instant electric kettle equipped with an electronic circuit to control the boiling water temperature and the heat preservation temperature and its control method. Background technique [0002] At present, the vast majority of electric kettles heat the cold water in the container of water into boiling water at one time, and it takes at least a few minutes of heating time to boil the cold water, and if the boiling water in the container cannot be used up at one time, the water will cool down. If it is not boiled water of the day in the thermos bottle, it will produce bacteria similar to the water in the air for a long time; if the boiled water is boiled again, the nitrous acid content in the water will exceed the standard, causing Human body damage, re-boiled boiled water is still a concentrated solution of harmful substances such as heavy metals and arsenic compounds. Long-term drinki...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): A47J36/24A47J27/21
Inventor 王冬雷
Owner ELEC TECH INT CO LTD
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