CN211704274U - LED electric kettle water level indicating device - Google Patents
LED electric kettle water level indicating device Download PDFInfo
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- CN211704274U CN211704274U CN202020056471.5U CN202020056471U CN211704274U CN 211704274 U CN211704274 U CN 211704274U CN 202020056471 U CN202020056471 U CN 202020056471U CN 211704274 U CN211704274 U CN 211704274U
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Abstract
The utility model discloses a LED electric kettle water level indicating device. The method comprises the following steps: the electric kettle comprises a lower base (1), a single chip microcomputer minimum system (2), a pressure sensor module (3), an upper base (4), an electric heating wire (5), a kettle container (6), a two-pin male head (7), a two-pin female head (8), a power supply lead (9), an LED lamp (10) and a direct-current power supply module (11). When the electric kettle is used for boiling water, the phenomenon that the kettle is overflowed due to excessive water drainage or is dried due to insufficient water drainage frequently occurs, the LED lamp (10) can emit light rays with different colors in different kettle water quantity ranges to remind people of paying attention to the water boiling level, and the phenomenon that the kettle is overflowed and dried is prevented.
Description
Technical Field
The utility model belongs to the technical field of the electron, a LED electric kettle water level indicating device is related to.
Background
The male head is a pin on the plug, and the female head is a hole on the plug.
The LED is an abbreviation of Light Emitting Diode (LED), the basic structure of the LED is an electroluminescent semiconductor material, the electroluminescent semiconductor material is placed on a frame with a lead, and then the periphery of the frame is sealed by epoxy resin to play a role in protecting an internal core wire, so that the anti-seismic performance of the LED is good. The LED lamp has the advantages of energy saving, long service life and good applicability, and can be made into any shape due to the small size of a single LED. The LED lamp has short response time in the nanosecond level, while the ordinary lamp has response time in the millisecond level. The LED is environment-friendly, has no harmful metal, and is easy to recycle waste. The color is gorgeous, the luminous color is pure, the spectral range is narrow, and the colorful or white light can be formed by mixing the three primary colors of red, green and blue. The currently widely used LEDs are red, green, blue and yellow.
The sensor (english name: transducer/sensor) is a detection device, which can sense the measured information and convert the sensed information into electric signals or other information in required form according to a certain rule to output, so as to meet the requirements of information transmission, processing, storage, display, recording, control and the like. The sensor features include: miniaturization, digitalization, intellectualization, multifunction, systematization and networking. The method is the first link for realizing automatic detection and automatic control. The existence and development of the sensor enable the object to have the senses of touch, taste, smell and the like, and the object slowly becomes alive. Generally, the sensor is classified into ten categories, i.e., a thermosensitive element, a photosensitive element, a gas-sensitive element, a force-sensitive element, a magnetic-sensitive element, a humidity-sensitive element, a sound-sensitive element, a radiation-sensitive element, a color-sensitive element, and a taste-sensitive element, according to their basic sensing functions.
The internal circuit of the sensor module mainly adopts the processes of resistor voltage division and comparator comparison output, the access positions of the sensing elements of different sensor modules are different, and the resistance values of the voltage dividing resistors are different. The sensor module is usually wired in two ways, namely a four-wire system and a three-wire system, and the four-wire system leads are respectively: the power source VCC, ground GND, digital signal D0, analog signal A0, three wire lead only one of digital signal D0 or analog signal A0.
A single-chip microcomputer, which is a typical embedded microcontroller (MicrocontrollerUnit) for short, is usually indicated by an english alphabet, namely MCU, and is used in the industrial control field for the first time. At present, the single chip microcomputer permeates into various fields of our life, and the trace of the single chip microcomputer in which field is not available is hardly found. The single chip microcomputer is operated by a program and can be modified. Different functions are realized through different programs, the lighting speed of the LED lamp and the nixie tube and the rotating speed of the motor can be conveniently controlled by the single chip microcomputer through the programs, and various random numbers can be conveniently generated and operated. The high intelligence, the high efficiency and the high reliability of the product can be realized through the program. The minimum system of a single chip microcomputer comprises a crystal oscillator, a reset circuit, a power supply and the single chip microcomputer. And 5V power supply supplies power to the system. The reset circuit is used for re-executing the program when the program runs off, which is equivalent to the restart of the computer. The crystal oscillator provides a clock for the operation of the singlechip. The P0 open drain structure is normally connected to the pull-up level of the resistor when in use.
Disclosure of Invention
When using electric kettle to boil water, often take place to boil water and spill over because of draining too much, or drain the phenomenon of the less kettle of boiling dry, the utility model aims to design a simple structure, convenient to use, dependable performance, low in cost's LED electric kettle water level indicating device, LED pilot lamp can send the light of different colours at the water level of difference during boiling water, prevents to spill over and the phenomenon of kettle of boiling dry takes place.
In order to achieve the above purpose, the utility model discloses a base (1), singlechip minimum system (2), pressure sensor module (3), go up base (4), heating wire (5), kettle container (6), two public heads of foot (7), two female heads of foot (8), power lead (9), LED lamp (10), DC power supply module (11), characterized by: the single-chip microcomputer minimum system (2), a direct-current power supply module (11) are installed inside a lower base (1), a pressure sensor module (3) and a two-pin female head (8) are embedded into the lower base (1) from the upper portion of the lower base (1), a power lead (9) is LED out from the side face of the lower base (1), an LED lamp (10) is embedded into the lower base (1) from the side face of the lower base (1), an upper base (4) and a kettle container (6) are connected into a whole, an electric heating wire (5) is installed inside the upper base (4), two ends of the electric heating wire (5) are connected onto two pins of a two-pin male head (7), and the two-pin male head (7) is embedded into the lower portion of;
the single-chip microcomputer minimum system (2) comprises a single-chip microcomputer, a P0 port pull-up resistor, a clock circuit and a reset circuit, the single-chip microcomputer of the single-chip microcomputer minimum system (2) is provided with 40 pins, and an analog converter and a digital converter are arranged in the single-chip microcomputer of the single-chip microcomputer minimum system (2);
the power supply lead (9) can be externally plugged with a 220V power supply;
two pins of the two-pin female head (8) are connected with a power supply lead (9);
the two-foot male head (7) can be inserted into the two-foot female head (8) from top to bottom;
the direct current power supply module (11) outputs 5V direct current power supply, the direct current power supply module (11) is provided with two input terminals and two output terminals, the two input terminals of the direct current power supply module (11) are connected with a power supply lead (9), the direct current power supply module (11) internally comprises a transformer, a rectifier bridge and a voltage stabilizing device, the two output terminals of the direct current power supply module (11) output 5V direct current power supply, the positive electrode of the output terminal of the direct current power supply module (11) is connected with 40 pins of a singlechip in the minimum system (2) of the singlechip, and the negative electrode of the output terminal of the direct current power supply module (11) is connected with 20 pins of the singlechip in the minimum system (2) of the singlechip;
the number of the LED lamps (10) is 3, the number of the LED lamps is 3 is respectively a red lamp, a yellow lamp and a blue lamp, the cathodes of the 3 LED lamps (10) are connected together and connected in series with a resistor and then connected with the cathode of an output terminal of the direct current power supply module (11), and the anodes of the 3 LED lamps (10) are respectively connected with pins 1, 2 and 3 of a singlechip in the singlechip minimum system (2);
the pressure sensor module (3) has 3 pins: the 1 st pin is an analog signal output A0, the 2 nd pin is a ground GND, the 3 rd pin is a power supply VCC, the 1 st pin is connected with the 12 th pin of the singlechip in the minimum system (2) of the singlechip during welding, the 2 nd pin is connected with the negative electrode of the output terminal of the direct-current power supply module (11), and the 3 rd pin is connected with the positive electrode of the output terminal of the direct-current power supply module (11).
The utility model discloses required base (1), singlechip minimum system (2), pressure sensor module (3), go up base (4), heating wire (5), kettle container (6), two feet public head (7), two feet female head (8), power lead (9), LED lamp (10), DC power supply module (11) are the market and buy the product.
In the use process, the LED lamp (10) can be controlled by the singlechip through programming without creative labor by technicians in the field.
When the electric kettle is used for boiling water, overflow due to excessive water drainage or water drainage is too little to boil the kettle dry, a water level signal measured by the pressure sensor module (3) is sent into the singlechip minimum system (2), if the water quantity is excessive, 1 pin of the singlechip minimum system (2) outputs high level to control the red LED lamp to emit light, if the water quantity is normal, 2 pins of the singlechip minimum system (2) output high level to control the blue LED lamp to emit light, if the water quantity is too little, 3 pins of the singlechip minimum system (2) output high level to control the yellow LED lamp to emit light. Therefore, the LED lamp can be controlled to emit light through output signals of pins 1, 2 and 3 of the singlechip in the singlechip minimum system (2).
The utility model discloses an useful part is: the LED lamp (10) can emit light rays with different colors in different water quantity ranges of the kettle to remind people of paying attention to the water boiling level and prevent the kettle from overflowing and being boiled dry.
Drawings
FIG. 1 is a schematic structural view of a water level indicating device of an LED electric kettle;
FIG. 2 is a signal control circuit diagram of the water level indicating device of the LED electric kettle;
Detailed Description
The following describes the embodiments of the present invention with reference to the drawings.
Referring to fig. 1 schematic diagram of a water level indicating device of a LED electric kettle, the water level indicating device of the LED electric kettle comprises a lower base (1), a single chip microcomputer minimum system (2), a pressure sensor module (3), an upper base (4), an electric heating wire (5), a kettle container (6), a two-pin male head (7), a two-pin female head (8), a power lead (9), an LED lamp (10) and a direct current power supply module (11), and is characterized in that: the single-chip microcomputer minimum system (2), a direct-current power supply module (11) are installed inside a lower base (1), a pressure sensor module (3) and a two-pin female head (8) are embedded into the lower base (1) from the upper portion of the lower base (1), a power lead (9) is LED out from the side face of the lower base (1), an LED lamp (10) is embedded into the lower base (1) from the side face of the lower base (1), an upper base (4) and a kettle container (6) are connected into a whole, an electric heating wire (5) is installed inside the upper base (4), two ends of the electric heating wire (5) are connected onto two pins of a two-pin male head (7), and the two-pin male head (7) is embedded into the lower portion of;
the power supply lead (9) can be externally plugged with a 220V power supply;
two pins of the two-pin female head (8) are connected with a power supply lead (9);
the two-foot male head (7) can be inserted into the two-foot female head (8) from top to bottom;
referring to the structural schematic diagram of the water level indicating device of the LED electric kettle in fig. 2, the minimum system of the single chip (2) comprises a single chip, a P0 pull-up resistor, a clock circuit and a reset circuit, the single chip of the minimum system of the single chip (2) has 40 pins, and the single chip of the minimum system of the single chip (2) has an analog-digital converter inside;
the direct current power supply module (11) outputs 5V direct current power supply, the direct current power supply module (11) is provided with two input terminals and two output terminals, the two input terminals of the direct current power supply module (11) are connected with a power supply lead (9), the direct current power supply module (11) internally comprises a transformer, a rectifier bridge and a voltage stabilizing device, the two output terminals of the direct current power supply module (11) output 5V direct current power supply, the positive electrode of the output terminal of the direct current power supply module (11) is connected with 40 pins of a singlechip in the minimum system (2) of the singlechip, and the negative electrode of the output terminal of the direct current power supply module (11) is connected with 20 pins of the singlechip in the minimum system (2) of the singlechip;
the number of the LED lamps (10) is 3, the number of the LED lamps is 3 is respectively a red lamp, a yellow lamp and a blue lamp, the cathodes of the 3 LED lamps (10) are connected together and connected in series with a resistor and then connected with the cathode of an output terminal of the direct current power supply module (11), and the anodes of the 3 LED lamps (10) are respectively connected with pins 1, 2 and 3 of a singlechip in the singlechip minimum system (2);
the pressure sensor module (3) has 3 pins: the 1 st pin is an analog signal output A0, the 2 nd pin is a ground GND, the 3 rd pin is a power supply VCC, the 1 st pin is connected with the 12 th pin of the singlechip in the minimum system (2) of the singlechip during welding, the 2 nd pin is connected with the negative electrode of the output terminal of the direct-current power supply module (11), and the 3 rd pin is connected with the positive electrode of the output terminal of the direct-current power supply module (11).
In the use process, the LED lamp (10) can be controlled by the singlechip through programming without creative labor by technicians in the field. When the electric kettle is used for boiling water, overflow due to excessive water drainage or water drainage is too little to boil the kettle dry, a water level signal measured by the pressure sensor module (3) is sent into the singlechip minimum system (2), if the water quantity is excessive, 1 pin of the singlechip minimum system (2) outputs high level to control the red LED lamp to emit light, if the water quantity is normal, 2 pins of the singlechip minimum system (2) output high level to control the blue LED lamp to emit light, if the water quantity is too little, 3 pins of the singlechip minimum system (2) output high level to control the yellow LED lamp to emit light. Therefore, the LED lamp can be controlled to emit light through output signals of pins 1, 2 and 3 of the singlechip in the singlechip minimum system (2). The LED lamp (10) can emit light rays with different colors in different water quantity ranges of the kettle to remind people of paying attention to the water boiling level and prevent the kettle from overflowing and being boiled dry.
Claims (1)
- LED electric kettle water level indicating device, its characterized in that: the LED electric kettle water level indicating device comprises a lower base (1), a singlechip minimum system (2), a pressure sensor module (3), an upper base (4), an electric heating wire (5), a kettle container (6), a two-pin male head (7), a two-pin female head (8), a power lead (9), an LED lamp (10) and a direct current power supply module (11), wherein the singlechip minimum system (2) and the direct current power supply module (11) are arranged in the lower base (1), the pressure sensor module (3) and the two-pin female head (8) are embedded in the upper part of the lower base (1), the power lead (9) is LED out from the side surface of the lower base (1), the LED lamp (10) is embedded in the side surface of the lower base (1), the upper base (4) and the kettle container (6) are connected into a whole, the electric heating wire (5) is arranged in the upper base (4), two ends of the electric heating wire (5) are connected on two pins of the two-pin male head (7), the two-pin male head (7) is embedded from the lower part of the upper base (4);the single-chip microcomputer minimum system (2) comprises a single-chip microcomputer, a P0 port pull-up resistor, a clock circuit and a reset circuit, the single-chip microcomputer of the single-chip microcomputer minimum system (2) is provided with 40 pins, and an analog converter and a digital converter are arranged in the single-chip microcomputer of the single-chip microcomputer minimum system (2);the power supply lead (9) can be externally plugged with a 220V power supply;two pins of the two-pin female head (8) are connected with a power supply lead (9);the two-foot male head (7) can be inserted into the two-foot female head (8) from top to bottom;the direct current power supply module (11) outputs 5V direct current power supply, the direct current power supply module (11) is provided with two input terminals and two output terminals, the two input terminals of the direct current power supply module (11) are connected with a power supply lead (9), the direct current power supply module (11) internally comprises a transformer, a rectifier bridge and a voltage stabilizing device, the two output terminals of the direct current power supply module (11) output 5V direct current power supply, the positive electrode of the output terminal of the direct current power supply module (11) is connected with 40 pins of a singlechip in the minimum system (2) of the singlechip, and the negative electrode of the output terminal of the direct current power supply module (11) is connected with 20 pins of the singlechip in the minimum system (2) of the singlechip;the number of the LED lamps (10) is 3, the number of the LED lamps is 3 is respectively a red lamp, a yellow lamp and a blue lamp, the cathodes of the 3 LED lamps (10) are connected together and connected in series with a resistor and then connected with the cathode of an output terminal of the direct current power supply module (11), and the anodes of the 3 LED lamps (10) are respectively connected with pins 1, 2 and 3 of a singlechip in the singlechip minimum system (2);the pressure sensor module (3) has 3 pins: the 1 st pin is an analog signal output AO, the 2 nd pin is a ground GND, the 3 rd pin is a power supply VCC, the 1 st pin is connected with the 12 th pin of a singlechip in the minimum system (2) of the singlechip during welding, the 2 nd pin is connected with the negative electrode of an output terminal of the direct-current power supply module (11), and the 3 rd pin is connected with the positive electrode of the output terminal of the direct-current power supply module (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020056471.5U CN211704274U (en) | 2020-01-07 | 2020-01-07 | LED electric kettle water level indicating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020056471.5U CN211704274U (en) | 2020-01-07 | 2020-01-07 | LED electric kettle water level indicating device |
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| Publication Number | Publication Date |
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| CN211704274U true CN211704274U (en) | 2020-10-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020056471.5U Expired - Fee Related CN211704274U (en) | 2020-01-07 | 2020-01-07 | LED electric kettle water level indicating device |
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|---|---|
| CN (1) | CN211704274U (en) |
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2020
- 2020-01-07 CN CN202020056471.5U patent/CN211704274U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201020 Termination date: 20220107 |
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| CF01 | Termination of patent right due to non-payment of annual fee |