CN210930879U - Intelligent electric kettle - Google Patents
Intelligent electric kettle Download PDFInfo
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- CN210930879U CN210930879U CN201921133876.8U CN201921133876U CN210930879U CN 210930879 U CN210930879 U CN 210930879U CN 201921133876 U CN201921133876 U CN 201921133876U CN 210930879 U CN210930879 U CN 210930879U
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Abstract
The utility model relates to an intelligent electric kettle, which comprises a control module; the key module comprises a heating button electrically connected with the control module; the heating module is electrically connected with the control module, and the control module controls whether the heating module works or not according to the information transmitted by the heating button; the kettle body temperature detection device also comprises a temperature detection module which is electrically connected with the control module so as to detect the kettle body temperature in real time, convert the kettle body temperature into electric information and transmit the electric information to the control module; the switch module is arranged between the heating module and the control module, and the control module controls the duty ratio of the output signal according to the electric information so as to change the conduction angle of the switch module and control the heating power of the heating module, thereby reducing the generation of steam, saving electric energy and improving the performance of the electric kettle.
Description
Technical Field
The utility model relates to a thermos technical field especially relates to an intelligent electric kettle.
Background
The traditional electric kettle is powered on from a kettle body to the whole process that water in the kettle is finally boiled, the water is almost always heated by the same power, a large amount of electric power is wasted, and when the water is about to be boiled, a large amount of water is evaporated to form a large amount of steam due to the fact that the water is heated by the same power with the continuity, so that the use of an operator is influenced, if the user is careless, the user is easily scalded, the wall can be damaged due to the fact that most of the existing electric kettles are placed against a wall, and the wall is soaked in the water for a long time to be damped, and the indoor attractiveness is.
Meanwhile, the existing electric kettle needs an operator to manually incline the kettle body to pour out water, so that the electric kettle is not humanized and very inconvenient to operate.
SUMMERY OF THE UTILITY MODEL
In view of the above problem, an object of the present invention is to provide an intelligent electric kettle which can automatically convert the water heating degree into low power heating to reduce the generation of steam, improve the safety and save the electric energy.
An object of the utility model is also to provide a go out convenient intelligent electric kettle of water.
In order to realize the purpose, the technical scheme of the utility model is that: an intelligent electric kettle, which comprises a kettle body,
a control module;
the key module comprises a heating button electrically connected with the control module;
the heating module is electrically connected with the control module, and the control module controls whether the heating module works or not according to the information transmitted by the heating button;
the method is characterized in that:
the kettle body temperature detection device also comprises a temperature detection module which is electrically connected with the control module so as to detect the kettle body temperature in real time, convert the kettle body temperature into electric information and transmit the electric information to the control module;
the switch module is arranged between the heating module and the control module, and the control module controls the duty ratio of the output signal according to the electrical information so as to change the conduction angle of the switch module and control the heating power of the heating module.
Preferably, the switch module comprises a thyristor, the thyristor is connected with the heating module in series through a first electrode and a second electrode, and a control electrode is electrically connected with the control module.
Preferably, the switch module further comprises a photoelectric coupler, wherein a control electrode of the controllable silicon is connected with a light receiver part of the photoelectric coupler, and a light emitter part of the photoelectric coupler is connected with the control module.
Preferably, the temperature detection module is a negative temperature coefficient thermistor temperature detection module, and the negative temperature coefficient thermistor is electrically connected with the control module;
the electric information is the voltage at two ends of the negative temperature coefficient thermistor under the temperature change of the kettle body.
Preferably, the electric kettle further comprises a water pump module electrically connected with the control module, and the button module further comprises a water outlet button electrically connected with the control module and enabling the control module to control whether the water pump module works or not.
Preferably, the water pump module comprises a pump body connected with the control module through a MOS pipe.
Preferably, the electric kettle further comprises a voltage stabilizing module and a power supply module connected with the mains supply;
the output end of the power supply module is connected with the control module and the voltage stabilizing module, and the output end of the voltage stabilizing module is connected with the temperature detection module.
Preferably, the electric kettle further comprises a battery module and a charging module arranged between the output end of the power supply module and the battery module so that the power supply module can charge the battery module conveniently;
the power supply end of the water pump module is connected between the charging module and the battery module and is powered by the power supply module when the power supply module is normal and the battery module when the power supply module is abnormal.
Preferably, the charging module comprises a charging detection chip connected with the output end of the power supply module, and a detection port of the charging detection chip is connected with the battery module.
Preferably, the electric kettle further comprises a TDS water quality detection module, the TDS water quality detection module extends into a TDS detection pipe in water, the TDS detection pipe is connected with the control module through a current-limiting resistor, and a power supply end of the TDS water quality detection module is connected with the voltage stabilization module;
the heating module comprises electric heating rods connected to two ends of a mains supply; the key module is a touch key.
Compared with the prior art, the utility model has the advantages of: the electric kettle is characterized in that a temperature detection module and a switch module are additionally arranged on the basis of the traditional electric kettle, the temperature detection module can detect the temperature of the kettle body in real time and convert the detection information into voltage information to be transmitted to a control module, the control module controls the duty ratio of an output signal according to the voltage information to adjust the conduction angle of the switch module, so that the intelligent control of the heating power of a heating module is realized, the kettle body can be effectively converted into a low-power mode to be continuously heated when a water body is about to be boiled, the generation of steam is well reduced, and meanwhile, the electric energy is saved; the design of the water pump module changes the water outlet mode, can automatically discharge water, and is convenient and quick; and the design that the power can be supplied by the battery module when the power is cut off further ensures barrier-free water outlet and improves the performance of the electric kettle.
Drawings
Fig. 1 is a block diagram of the intelligent electric kettle of the present application.
Fig. 2 is a schematic circuit diagram of a temperature and temperature detection module of the intelligent electric kettle.
Fig. 3 is a schematic diagram of a touch key module circuit of the intelligent electric kettle.
FIG. 4 is a schematic circuit diagram of the power supply module, the heating module and the switch module of the intelligent electric kettle.
Fig. 5 is a schematic circuit diagram of a water pump module of the intelligent electric kettle of the present application.
Fig. 6 is a schematic circuit diagram of a voltage stabilizing module of the intelligent electric kettle.
Fig. 7 is a schematic circuit diagram of the charging module and the battery module of the intelligent electric kettle according to the present application.
FIG. 8 is a schematic circuit diagram of a TDS water quality detection module of the intelligent electric kettle of the present application.
Fig. 9 is a schematic circuit diagram of a control module of the intelligent electric kettle.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
As shown in fig. 1 to 9, the structure schematic diagram of the preferred embodiment of the present invention, this intelligent electric kettle includes control module 1, button module 2, heating module 3, this button module 2 includes heating button 21 electrically connected with control module 1, heating module 3 is electrically connected with control module 1, and when heating button 21 is pressed, control module 1 controls heating module 3 to heat, that is, control module 1 controls the work of heating module 3 according to the information transmitted by heating button 11.
Because the existing electric heating kettle mostly adopts constant power heating, a large amount of steam can be generated when water is about to boil, the safety problems such as scalding and the like can be easily caused due to excessive steam, and in the later stage when the water is about to boil, the constant power is still adopted, so that the water in the kettle is easily boiled and excessively splashed, and the safety is not ensured.
This application is after considering this problem promptly, improve electric kettle, that is, this electric kettle still includes temperature detect module 4, switch module 5, this temperature detect module 4 is connected with control module 1 electricity, be used for real-time detection kettle body temperature, transmit to control module 1 after changing this kettle body temperature that detects into electric information simultaneously, switch module 5 is then ingenious setting between heating module 3 and control module 1, control module 1 can be according to the duty cycle of the electric information control output signal that the transmission was come, thereby change switch module 5's conduction angle, and then control the heating power of heating module 3.
The change of the duty ratio means the change of the time ratio occupied by the pulse within a period of continuous working time, which means the change of the conduction time length for the switch module, in other words, the heating time length of the heating module 3 is changed by changing the conduction time length of the switch module 5, and then the heating power of the heating module 3 is controlled. Specifically, in the present application, it is obvious that, as the water temperature rises, more and more water vapor is generated, in order to change the situation, when the water temperature rises to a certain temperature, for example, 85 degrees is preferably selected in the present application, after the control module 1 converts and analyzes the transmitted electric information, it is found that the water temperature reaches 85 degrees at this time, and the duty ratio of the signal to be sent is changed, so that the duration of conduction of the switch module 5 in a continuous working time period is shortened, and thus the working time of the heating module 3 in the continuous working time period is shortened, and thus phase change is realized to convert high power of the heating module 3 into low power, that is, after the water temperature rises to 85 degrees, the heating is continued to water boiling with low power, and during this period, due to the reduction of power, the water does not boil excessively, the generation of steam is reduced, and meanwhile, the electric energy is saved.
In the present embodiment, the electrical signal is a voltage signal, and specifically, the temperature detection module 4 is a temperature detection module composed of a negative temperature coefficient thermistor RT, which is electrically connected to the control module 1, as shown in fig. 2. The resistance value of the negative temperature coefficient thermistor RT can be reduced along with the rise of the temperature, the current flowing through the negative temperature coefficient thermistor RT and the voltage at the two ends of the negative temperature coefficient thermistor RT can also be continuously changed along with the change of the temperature, in order to collect and convert the kettle body temperature, the kettle body temperature is converted into the voltage at the two ends of the thermistor RT to be sent to the control module 1, therefore, the real-time detection of the thermistor RT on the kettle body temperature means that the control module 1 receives the voltage at the two ends of the thermistor RT in real time, the control module 1 can convert the voltage into a temperature value again after receiving the voltage signal and compares the temperature value with the preset temperature (namely, the 85 degrees), if the preset temperature is reached, the duty ratio of an output signal can be reduced, and the.
In order to realize this function, the switch module 5 employs a thyristor Q4, the thyristor Q4 is connected in series with the heating module 3 through a first electrode a1 and a second electrode a2, and a control electrode is electrically connected to the control module 1, as shown in fig. 4, the switch module 5 further includes a photocoupler U2, the control electrode of the thyristor Q4 is connected to a light receiver portion of the photocoupler U2, and a light emitter portion of the photocoupler U2 is connected to the control module 1.
In order to facilitate automatic water outlet, the electric kettle further comprises a water pump module 6 electrically connected with the control module 1, and the button module 2 further comprises a water outlet button 22 electrically connected with the control module 1 and enabling the control module 1 to control the water pump module 6 to work or not. Referring to fig. 5, the water pump module 6 includes a pump body 61 connected to the control module 1 through a MOS transistor Q3.
Each module of the electric kettle needs to work under the corresponding working voltage, in order to ensure the normal operation of each module, the electric kettle also comprises a voltage stabilizing module 7 and a power supply module 8 connected with the commercial power, the output end of the power supply module 8 is connected with the control module 1 and the voltage stabilizing module 7, and the output end of the voltage stabilizing module 7 is connected with the temperature detection module 4. As an improvement, the electric kettle further comprises a TDS water quality detection module 11, the TDS water quality detection module 11 comprises a TDS detection pipe 11A capable of extending into water to detect water quality, the TDS detection pipe 11A is connected with the control module 1 through a current-limiting resistor R21, the operating principle of the TDS detection pipe for detecting water quality is well known, and the working principle is not discussed in detail here, and a power supply end of the TDS water quality detection module 11 is also connected with the voltage stabilization module 7, specifically please refer to fig. 1, fig. 4, fig. 6 and fig. 8.
In order to ensure that the electric kettle can discharge water without obstacles, the electric kettle further comprises a battery module 9 and a charging module 10 which is arranged between the output end of the power supply module 8 and the battery module 9 so that the power supply module 8 charges the battery module 9, and is controlled according to fig. 7 and fig. 1, wherein the power supply end of the water pump module 6 is connected between the charging module 10 and the battery module 9, so that when the power supply module 8 is normal, the power supply module 8 directly provides working voltage for the water pump module 6 to enable the water pump module 6 to work normally, and when the power supply module 8 is abnormal, the battery module 9 supplies power for the water pump module 6, thereby ensuring that the electric kettle can discharge water normally even if power failure occurs. In this embodiment, the heating module 3 includes an electric heating rod 31 connected to two ends of the commercial power, and the key module 2 is a touch key.
Obviously, the working voltages of the TDS water quality detection module 11 and the temperature detection module 4 are both 5V, and the voltage from the power supply module 8 or the battery module 9 can be stabilized to 5V by the voltage stabilization function of the voltage stabilization module 7, and the working principle of the voltage stabilization module 7 is known by those skilled in the art, so that the operation is not redundant here.
In this embodiment, a lithium battery is used as the battery module 9, the charging module 10 includes a charging detection chip IC4 connected to the output end of the power supply module 8, a detection port BAT of the charging detection chip IC4 is connected to the battery module 9 for detecting the voltage of the battery module 9, when the battery voltage is detected to be lower than 2.75V, the commercial power charges the battery module 9 through the charging detection chip IC4, and once the battery voltage reaches 4.25V, the battery module 9 stops charging, and a MOS transistor is integrated inside the charging detection chip IC4, so that the battery module can be turned on or off, thereby ensuring charging or non-charging.
While embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. An intelligent electric kettle, which comprises a kettle body,
a control module (1);
the key module (2), the key module (2) comprises a heating button (21) electrically connected with the control module (1);
the heating module (3), the heating module (3) is electrically connected with the control module (1), and the control module (1) controls whether the heating module (3) works or not according to the information transmitted by the heating button (21);
the method is characterized in that:
the kettle body temperature monitoring device is characterized by further comprising a temperature detection module (4), wherein the temperature detection module (4) is electrically connected with the control module (1) so as to detect the kettle body temperature in real time, convert the kettle body temperature into electric information and transmit the electric information to the control module (1);
the switch module (5) is arranged between the heating module (3) and the control module (1), and the control module (1) controls the duty ratio of the output signal according to the electrical information so as to change the conduction angle of the switch module (5) and control the heating power of the heating module (3).
2. The intelligent electric kettle according to claim 1, wherein:
the switching module (5) comprises a thyristor (Q4), the thyristor (Q4) being connected in series with the heating module (3) via a first electrode (A1) and a second electrode (A2) and the control electrode being electrically connected to the control module (1).
3. The intelligent electric kettle according to claim 2, characterized in that:
the switch module (5) further comprises a photoelectric coupler (U2), the control electrode of the controlled silicon (Q4) is connected with the light receiver part of the photoelectric coupler (U2), and the light emitter part of the photoelectric coupler (U2) is connected with the control module (1).
4. The intelligent electric kettle according to claim 1, wherein:
the temperature detection module (4) is a negative temperature coefficient thermistor temperature detection module, and a negative temperature coefficient thermistor (RT) is electrically connected with the control module (1);
the electrical information is the voltage at two ends of a negative temperature coefficient thermistor (RT) along with the temperature change of the kettle body.
5. The intelligent electric kettle according to claim 1, wherein:
the electric kettle further comprises a water pump module (6) electrically connected with the control module (1), and the key module (2) further comprises a water outlet button (22) which is electrically connected with the control module (1) and enables the control module (1) to control whether the water pump module (6) works or not.
6. The intelligent electric kettle according to claim 5, wherein:
the water pump module (6) comprises a pump body (61) connected with the control module (1) through an MOS (metal oxide semiconductor) tube (Q3).
7. The intelligent electric kettle according to claim 6, wherein:
the electric kettle also comprises a voltage stabilizing module (7) and a power supply module (8) connected with the mains supply;
the output end of the power supply module (8) is connected with the control module (1) and the voltage stabilizing module (7), and the output end of the voltage stabilizing module (7) is connected with the temperature detection module (4).
8. The intelligent electric kettle according to claim 7, wherein:
the electric kettle also comprises a battery module (9) and a charging module (10) which is arranged between the output end of the power supply module (8) and the battery module (9) so as to facilitate the power supply module (8) to charge the battery module (9);
the power supply end of the water pump module (6) is connected between the charging module (10) and the battery module (9) and is powered by the power supply module (8) when the power supply module is normal and is powered by the battery module (9) when the power supply module (8) is abnormal.
9. The intelligent electric kettle of claim 8, wherein:
the charging module comprises a charging detection chip (IC4) connected with the output end of the power supply module (8), and a detection port (BAT) of the charging detection chip (IC4) is connected with the battery module (9).
10. The intelligent electric kettle according to claim 7, wherein:
the electric kettle further comprises a TDS water quality detection module (11), the TDS water quality detection module (11) comprises a TDS detection pipe (11A) extending into water, the TDS detection pipe (11A) is connected with the control module (1) through a current limiting resistor (R21), and a power supply end of the TDS water quality detection module (11) is connected with the voltage stabilizing module (7);
the heating module (3) comprises electric heating rods (31) connected to two ends of a mains supply; the key module (2) is a touch key.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921133876.8U CN210930879U (en) | 2019-07-18 | 2019-07-18 | Intelligent electric kettle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921133876.8U CN210930879U (en) | 2019-07-18 | 2019-07-18 | Intelligent electric kettle |
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| CN210930879U true CN210930879U (en) | 2020-07-07 |
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| CN201921133876.8U Active CN210930879U (en) | 2019-07-18 | 2019-07-18 | Intelligent electric kettle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110250908A (en) * | 2019-07-18 | 2019-09-20 | 金华瑞豪科技发展有限公司 | A kind of Intelligent electric heating kettle |
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2019
- 2019-07-18 CN CN201921133876.8U patent/CN210930879U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110250908A (en) * | 2019-07-18 | 2019-09-20 | 金华瑞豪科技发展有限公司 | A kind of Intelligent electric heating kettle |
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