CN208253669U - A smart cooker with weighing function - Google Patents

Abstract

The utility model relates to a technical field of stove or kitchen with electric energy heating discloses an intelligent kitchen with function of weighing includes the fuselage shell, thermal-insulated epitheca and drain pan, be equipped with solenoid in the fuselage shell, main circuit board, the keypad, fan and temperature sensor, thermal-insulated epitheca is inlayed and is had the temperature sensing aluminium lid, temperature sensor supports below the temperature sensing aluminium lid, solenoid, the keypad, fan and temperature sensor all circuit connection to main circuit board, aforementioned drain pan is equipped with 2~4 weight sensor that are used for detecting intelligent kitchen weight, every weight sensor circuit connection to main circuit board. The utility model discloses utilize the weight change and the temperature variation of weighing transducer and temperature sensor monitoring food to storage analysis, automatic control solenoid's that can be more accurate operating power improves intelligent degree, thereby the better nutrition composition who remains food makes the food of cooking out more delicious and delicious.

Description

A smart cooker with weighing function

technical field

The utility model relates to the technical field of furnaces or ranges heated by electric energy, in particular to an intelligent range with a weighing function.

Background technique

At present, most of the electric cooking appliances on the market are heated according to different ingredients or different cooking methods according to the set program. Such electric cooking appliances and their control methods can basically meet the general cooking requirements of users, but this type of electric cooking The appliance and its control method cannot automatically adjust the heating power of the electric heating cooking appliance in time according to the weight change of the ingredients during the cooking process, and the user needs to independently adjust the heating power of the electric heating cooking appliance through the control buttons. For example, in the process of cooking, ingredients are added in different periods according to the nature of the ingredients, or in the process of making a hot pot, ingredients are added multiple times according to the amount of food in the pot. In this process, the user often needs to adjust the heating power of the electric cooking appliance independently, which is cumbersome to operate. , bringing some inconvenience to users.

Utility model content

The utility model provides an intelligent cooker with a weighing function in order to overcome the disadvantages of the above-mentioned prior art.

The utility model realizes above-mentioned purpose through following technical scheme.

A smart cooker with a weighing function, comprising a fuselage shell, a heat-insulating upper shell sealed on the fuselage shell, a bottom shell sealed under the fuselage shell, and an electromagnetic coil and a main circuit are arranged inside the fuselage shell board, key board, fan and temperature sensor, the heat-insulated upper shell is inlaid with a temperature-sensitive aluminum cover, the temperature sensor is placed under the temperature-sensitive aluminum cover, and the electromagnetic coil, key board, fan and temperature sensor are all circuit-connected to the main circuit board. The bottom shell of the smart cooker is provided with 2~4 weight sensors for detecting the weight of the smart cooker, and each weight sensor circuit is connected to the main circuit board.

This solution can use the weight sensor to detect the weight of the smart cooker and the cooking utensils and ingredients on it, and can use the temperature sensor to detect the temperature at the bottom of the cooking utensils placed on the heat-insulating upper shell, which is equivalent to detecting the temperature of the ingredients in the cooking utensils. Temperature, through the storage analysis of weight and its changes, temperature and its changes, the operating power of the electromagnetic coil can be more accurately controlled, so as to better retain the nutritional content of the food, make the cooked food more delicious, and achieve real Smart cooking.

As a further improved structure, the number of the above-mentioned temperature-sensitive aluminum covers is three, which are evenly arranged on the heat-insulating upper shell, and a temperature sensor is arranged under each temperature-sensitive aluminum cover. The temperature values detected by the three temperature sensors are stored and analyzed, such as calculating the average value, so that the obtained temperature value is closer to the actual temperature of the ingredients in the cooking vessel, and the control accuracy is improved.

As a further improved structure, the above-mentioned heat-insulating upper shell is made of high-temperature-resistant plastic injection molding, and the temperature-sensitive aluminum cover is embedded on the heat-insulating upper shell by injection molding with parts. The heat-insulating upper casing made of high-temperature-resistant plastic injection can meet cooking needs, and the way of injection molding with parts can make the temperature-sensitive aluminum cover stably and firmly connected to the heat-insulating upper casing to avoid loosening.

As a further improved structure, the outer edge of the above-mentioned heat-insulating upper shell is covered with a circle of stainless steel protective sheets, and the outer edge of the heat-insulating upper shell is easily bumped by cooking utensils or other items, resulting in gaps or cracks in the heat-insulating upper shell , It is easy to cause oil or water to enter the interior of the smart stove from gaps or cracks. If oil or water adheres to electrical components, circuit failures are likely to occur. Adding stainless steel protective sheets can avoid gaps or cracks, thereby eliminating potential safety hazards.

As a further improved structural form, the top of the above-mentioned heat-insulating upper shell is in a concave arc shape. This solution is suitable for placing wok-like utensils on the heat-insulating upper shell, improving the stability of placement, and the top of the heat-insulating upper shell and The bottom of the container is in closer contact, so that the temperature value detected by the temperature sensor is more accurate.

The above-mentioned control method of the smart cooker with weighing function is to set continuous preset weight difference intervals, each preset weight difference interval corresponds to a heating power adjustment value, and the real-time weight value is detected by the weight sensor at intervals of a certain time, Subtract the real-time weight value detected at the previous moment from the real-time weight value detected at the next moment to obtain the real-time weight difference value, and determine the preset weight difference range where the real-time weight difference value is located, and then follow the determined preset weight difference The heating power adjustment value corresponding to the value interval can automatically adjust the heating power of the electromagnetic coil.

The preset weight difference interval in the control method can be divided by a point value, for example, less than 50 grams is a preset weight difference interval, and the corresponding heating power adjustment value is 0 kilowatts. More than 50 grams is another preset weight difference range, and the corresponding heating power adjustment value is adjusted to the maximum heating power of the electromagnetic coil.

The preset weight difference range can also be divided by multiple point values, for example, 0~50 grams is a preset weight difference range, and the corresponding heating power adjustment value is 0.5 kW. 50~100 grams is the second preset weight difference range, and the corresponding heating power adjustment value is 1 kilowatt. More than 100 grams is the third preset weight difference range, and the corresponding heating power adjustment value is adjusted to the maximum heating power of the electromagnetic coil.

The control method judges whether new ingredients and the weight of the ingredients are added by monitoring the weight change of the smart cooker in real time. Of course, it can also judge whether the food is reduced, so that the heating power of the electromagnetic coil can be automatically adjusted in time during the cooking process. Adjusting the heating power of the electromagnetic coil is convenient for users.

As a further optimized control method, it is also possible to set a preset temperature value, use the temperature sensor to detect the real-time temperature value, and automatically adjust the heating power of the electromagnetic coil according to the real-time weight difference to increase the heating power. Set the temperature value for comparison. When the real-time temperature value exceeds the preset temperature value, the electromagnetic coil is controlled to reduce a certain heating power. In this method, the weight sensor and the temperature sensor are used together, and the heating power of the electromagnetic coil can be automatically reduced after the preset temperature is reached under the condition of increasing the heating power, which is more convenient for users to use.

As another optimized control method, multiple continuous or partially overlapping heating power sections can also be set, and each preset weight difference interval in each heating power section corresponds to a heating power adjustment value in a section. When any of the heating power sections is running, the heating power of the electromagnetic coil is automatically adjusted according to the heating power adjustment value in the section corresponding to the determined preset weight difference interval.

Different ingredients or cooking methods require different cooking temperatures, and multiple heating power sections are set for this purpose. For example, the induction cooker in the prior art has hot pot functions, cooking functions, and soup functions. Heating power section. In each heating power section, the heating power of the electromagnetic coil is automatically adjusted in time according to the weight change of the food, further improving the intelligence of the smart cooker.

As an optimized control method for a control method with a heating power section, a preset temperature value is set corresponding to each heating power section, and a temperature sensor is used to detect a real-time temperature value. The real-time weight difference automatically adjusts the heating power of the electromagnetic coil. In order to increase the heating power, compare the real-time temperature value with the preset temperature value. When the real-time temperature value exceeds the preset temperature value, the electromagnetic coil is controlled. Reduce a certain amount of heating power in the heating power range. This method sets a preset temperature value for different heating power segments, that is, sets a preset temperature value for different cooking functions. When the real-time temperature value exceeds this value, the heating power of the electromagnetic coil is automatically reduced to further improve The degree of intelligence of the smart cooker.

Compared with the prior art, the utility model mainly has the following beneficial effects: the weight change and temperature change of the food are monitored by the weight sensor and the temperature sensor, and the storage and analysis are carried out, so that the operating power of the electromagnetic coil can be more accurately and automatically controlled, and the intelligence can be improved. Degree, so as to better retain the nutritional content of food, making the cooked food more delicious.

Description of drawings

Fig. 1 is a schematic diagram of the decomposition structure of the smart stove in the embodiment of the utility model.

Detailed ways

Below in conjunction with accompanying drawing, the utility model is further described. The accompanying drawings are for illustrative purposes only and should not be construed as limiting the patent.

In order to describe this embodiment more concisely, some components that are known to those skilled in the art but not related to the main content of the present utility model in the drawings or descriptions will be omitted. In addition, for the convenience of expression, some parts in the drawings will be omitted, enlarged or reduced, but it does not represent the size or overall structure of the actual product.

Example:

As shown in FIG. 1 , a smart cooker with a weighing function includes a body shell 11 , an insulating upper shell 12 covered on the body shell 11 , and a bottom shell 13 covered under the body shell 11 .

The body casing 11 is provided with an electromagnetic coil 21 , a main circuit board 22 , a keypad 23 , a fan 24 and three temperature sensors 25 .

The heat-insulating upper shell 12 is made of high-temperature-resistant plastic injection molding. The temperature-sensitive aluminum cover 14 is evenly arranged around the center of the heat-insulating upper case 12 . The three temperature sensors 25 respectively abut against the bottoms of the three temperature-sensitive aluminum covers 14 .

The outer edge of the heat-insulating upper shell 12 is covered with a ring of stainless steel protective sheets 15, and the outer edge of the heat-insulating upper shell 12 is easily bumped by cooking utensils or other items, resulting in gaps or cracks in the heat-insulating upper shell 12, which may easily cause oil or Water enters the interior of the smart cooker from gaps or cracks. If oil or water adheres to electrical components, circuit failures are likely to occur. Adding stainless steel protective sheets 15 can avoid gaps or cracks, thereby eliminating potential safety hazards.

Two weight sensors 16 for detecting the weight of the smart cooker are evenly arranged on the bottom shell 13 , and a foot pad 17 is provided under each weight sensor 16 .

The electromagnetic coil 21 , keypad 23 , fan 24 , temperature sensor 25 and weight sensor 16 are all circuit connected to the main circuit board 22 .

In this embodiment, the heat-insulating upper shell 12 injection-molded with high-temperature-resistant plastic can meet cooking needs, and the way of injection molding with parts can make the temperature-sensitive aluminum cover 14 stably and firmly connected to the heat-insulating upper shell 12 to avoid loosening. This embodiment is suitable for placing wok-like utensils on the heat-insulating upper shell 12 to improve the stability of placement. The top of the heat-insulating upper shell 12 is in closer contact with the bottom of the utensils, so that the temperature value detected by the temperature sensor 25 is more accurate.

In this embodiment, the weight sensor can be used to detect the weight of the smart cooker and the cooking utensils and ingredients on it, and the temperature sensor can be used to detect the temperature at the bottom of the cooking utensils placed on the heat-insulated upper shell, which is equivalent to detecting the ingredients in the cooking utensils Through the storage analysis of the weight and its changes, temperature and its changes, the operating power of the electromagnetic coil can be more accurately controlled, so as to better retain the nutritional content of the food, make the cooked food more delicious, and achieve real smart cooking.

The control method of the smart cooker with weighing function in this embodiment is to set a plurality of partially overlapping heating power sections, set a preset weight difference interval, and each preset weight difference interval in each heating power section corresponds to Heating power adjustment value within a segment, corresponding to each heating power segment, set a preset segment temperature value; detect the real-time weight value of the smart cooker through the weight sensor at a certain time interval, and subtract the previous real-time weight value from the real-time weight value detected at the next moment. The real-time weight value detected at any time obtains the real-time weight difference value, and determines the preset weight difference interval in which the real-time weight difference value is located; the electromagnetic coil is operated under any heating power segment, according to the determined preset weight difference interval corresponding The heating power adjustment value in the segment automatically adjusts the heating power of the electromagnetic coil; three real-time temperature values are detected by three temperature sensors, and the average value of the three real-time temperature values is calculated to obtain the real-time temperature average value, which is automatically adjusted according to the real-time weight difference. When adjusting the heating power of the electromagnetic coil to increase the heating power, compare the real-time temperature average with the preset temperature value. When the real-time temperature average exceeds the preset temperature value, control the electromagnetic coil to reduce the heating power in this heating power range. A certain heating power.

Different ingredients or cooking methods require different cooking temperatures, and multiple heating power sections are set for this purpose. For example, the induction cooker in the prior art has hot pot functions, cooking functions, and soup functions. Heating power section.

In each heating power segment, by monitoring the weight change of the smart cooker in real time, it can be judged whether new ingredients and the weight of ingredients have been added. Of course, it can also be judged whether the food has been reduced, so that the heating of the electromagnetic coil can be automatically adjusted in time during the cooking process. The power does not require the user to adjust the heating power of the electromagnetic coil, which further improves the intelligence of the smart cooker and facilitates the use of the user. In this method, the weight sensor and the temperature sensor are used together, and the heating power of the electromagnetic coil can be automatically reduced after reaching a certain temperature under the condition of increasing the heating power, which is more convenient for users to use.

The above is only a specific embodiment of the utility model, but the design concept of the utility model is not limited thereto, and all non-essential modifications made to the utility model by utilizing the utility model concept all fall under the protection of the utility model within range.

Claims (5)

1. A smart cooker with a weighing function, comprising a fuselage shell, a heat-insulating upper shell sealed on the fuselage shell, a bottom shell sealed under the fuselage shell, an electromagnetic coil, The main circuit board, key board, fan and temperature sensor, the heat-insulated upper shell is inlaid with a temperature-sensitive aluminum cover, the temperature sensor is placed under the temperature-sensitive aluminum cover, and the electromagnetic coil, key board, fan and temperature sensor are all circuit-connected to the main circuit board , is characterized in that, the bottom shell is provided with 2~4 weight sensors for detecting the weight of the smart cooker, and each weight sensor circuit is connected to the main circuit board. 2. The smart cooker with weighing function according to claim 1, characterized in that, the number of the temperature-sensitive aluminum covers is three, and they are evenly arranged on the heat-insulating upper shell, and each temperature-sensitive aluminum cover Temperature sensors are arranged below. 3. The smart cooker with weighing function according to claim 1, characterized in that, the heat-insulating upper shell is made of high-temperature-resistant plastic injection molding, and the temperature-sensitive aluminum cover is embedded in the heat-insulating shell by injection molding. on the shell. 4. The smart cooker with weighing function according to claim 1, characterized in that, a ring of stainless steel protective sheets is sheathed on the outer edge of the heat-insulating upper shell. 5. The smart cooker with weighing function according to claim 1, characterized in that, the upper surface of the heat-insulating upper shell is in a concave arc shape.