CN211910780U

CN211910780U - Automatic intelligent temperature control lunch bag control system

Info

Publication number: CN211910780U
Application number: CN202020158016.6U
Authority: CN
Inventors: 林洁
Original assignee: Jinhua Polytechnic
Current assignee: Jinhua Polytechnic
Priority date: 2020-01-16
Filing date: 2020-01-16
Publication date: 2020-11-13
Anticipated expiration: 2030-01-16

Abstract

The utility model belongs to the technical field of electronic control technique and case and bag are made and specifically relates to a convenient bag control system of automatic intelligent temperature control who is used for controlling the convenient bag of carrying food and beverage food that needs fresh-keeping storage and heating. The automatic intelligent temperature control lunch bag control system mainly comprises a power supply assembly, a driving controller, a human-computer interface, a temperature sampling unit, a semiconductor cold and hot sheet and a lunch bag. The automatic intelligent temperature control convenient bag control system allows a user to select a working mode of a heat preservation or cold and hot mode of the set convenient bag and individual parameters according to the requirement of the user, and effectively avoids the problems of storage deterioration of food and drink and gastrointestinal discomfort caused by eating cold meal by diners. The automatic intelligent temperature control convenient bag control system controls the convenient bag to be heated at a low speed in the heating process, so that the temperature of the food can be kept constant after reaching the suitable taste temperature, the nutritional ingredients and the taste phase of the food can be effectively kept, and the health of diners can be benefited.

Description

Automatic intelligent temperature control lunch bag control system

Technical Field

The utility model belongs to the technical field of electronic control technique and case and bag are made and specifically relates to a convenient bag control system of automatic intelligent temperature control who is used for controlling the convenient bag of carrying food and beverage food that needs fresh-keeping storage and heating.

Background

With the improvement of the living standard of people, more and more people begin to pay attention to diet health, and more people begin to carry self-made convenience for work and study, which is economical, practical, healthy and nutritious, so that the lunch bag is basically one of necessities for work and life. In China, the requirements of the public on catering food are meat and vegetable matching and complete color and flavor, which means that the requirements on fresh-keeping storage and secondary heating treatment of the catering food are higher. At present, for carrying catering food, diners mostly take the traditional lunch bag and the lunch bag with single refrigeration function as main carrying tools. Because the traditional lunch bag generally adopts the principle of physical heat insulation and does not have the functions of preserving freshness and secondarily heating the food, the food is easy to deteriorate when being stored for a long time or the taste and the health of the food are influenced when being taken. Most of the conventional lunch bags with the functions of refrigerating and refreshing food in the market utilize ice bags or a physical cooling mode of enhancing the airtightness of the lunch bags by adopting special materials to realize the refrigeration and refreshing of the food. When the lunch bag is used, the food can be refrigerated and kept fresh only in a short time, and the carried food cannot be heated when a diner has a meal, so that the diner can only eat cold meal to influence the body health of the diner, or the diner needs to heat the food by using other cookers, thereby wasting time and labor.

Disclosure of Invention

In order to make up the defects of the traditional convenient bag and the convenient bag with a single refrigeration function, the utility model mainly aims to provide an automatic intelligent temperature control convenient bag control system which is embedded into the convenient bag and can automatically control the temperature and is easy and convenient to use.

The utility model discloses convenient bag control system of automatic intelligent temperature control can make and has embedded the convenient bag of the convenient bag control system of automatic intelligent temperature control selects cold and hot mode or two kinds of mode of heat preservation mode. When the bag works in a cold and hot mode, the working process can be divided into three stages of refrigeration, preservation, heating and constant temperature. After the catering food is put into the lunch bag, the lunch bag can be set to selectively work in a cold and hot mode or a heat preservation mode. When the cold and hot mode is selected, the dining time and the preset temperature of the food eaten by the diners can be set. From the time when food is placed into the automatic intelligent temperature control lunch bag to the time before the meal time, the lunch bag works in a refrigerating and fresh-keeping stage; subsequently, the lunch bag works in the food heating stage; when the catering product reaches a predetermined temperature, the lunch bag is operated in a constant temperature phase to be used by the diner. The temperature at which the pouch is insulated may be set when the insulation mode is selected.

The utility model discloses the convenient bag control system's of automatic intelligent temperature control power supply mode has three kinds of modes of 220V commercial power supply, lithium cell power supply and on-vehicle power supply.

The utility model discloses convenient bag control system of automatic intelligent temperature control can show in real time convenient bag current operating mode, the temperature value that the user set for, the dining time of settlement, the current time, apart from the residual time of dining time, current the interior temperature value of convenient bag, lithium cell residual capacity.

In order to achieve the above purpose, the utility model adopts the technical proposal that:

the automatic intelligent temperature control lunch bag control system mainly comprises a power supply assembly, a driving controller, a human-computer interface, a temperature sampling unit, a semiconductor cold and hot sheet and a lunch bag. The lunch bag consists of a front panel, a rear panel, a side wall, a bag cover, a bag bottom, a handle and shoulder straps, and plays roles of storing food and drink, insulating heat and fixing the power supply assembly, the driving controller, the human-computer interface, the temperature sampling unit and the semiconductor cold and hot sheet; the handle is formed by sewing waterproof fabric and pearl wool material and is arranged at the outer side of the bag cover so as to be convenient for carrying the lunch bag; the shoulder straps are arranged on the side walls so as to be convenient for carrying the lunch bag in a bestriding way. The power supply assembly is composed of a high-frequency switching power supply, a lithium battery and a power supply management module, is arranged at the bottom of the side wall, and is used for driving the controller, the human-computer interface, the temperature sampling unit and the semiconductor cold and hot sheet to provide electric energy and monitoring the working state of the lithium battery. The drive controller is composed of a microcontroller system and a power full-bridge circuit, is arranged in the middle of the side wall and provides controllable and reversible electric energy for the semiconductor cold and hot sheet so as to drive the semiconductor cold and hot sheet to work, so that the semiconductor cold and hot sheet meets the requirements of corresponding working strength and working mode, and temperature acquisition and data exchange with the human-computer interface are realized. The human-computer interface consists of a display screen and a keyboard, is arranged on the outer side of the bag cover and is used for displaying data and setting parameters. The temperature sampling unit is composed of a thermoelectric sensor and an auxiliary component, collects temperature information in the lunch bag, transmits the temperature information to the driving controller, and is arranged on the upper part of the side wall. The semiconductor cold and hot sheet is an executive device for converting electric energy into heat energy and is arranged on the inner side of the bag bottom.

The utility model has the advantages that:

the convenient bag provided with the automatic intelligent temperature control convenient bag control system can realize the control of the temperature in the convenient bag, and is easy and convenient to operate. When the cold and hot mode is selected, the user can preset the dining time and the temperature of the food at the dining time, and the stored food is refrigerated and kept fresh by the lunch bag during the storage of the food. When the expected dining time is short (the time can be set through the human-computer interface), the cold storage and the fresh keeping are finished, and then the stored food is heated until the temperature of the food reaches the preset temperature of the food at the dining time, and the food is kept at the constant temperature, so that the food can be conveniently used by diners. Compared with the traditional lunch bag, the lunch bag provided with the automatic intelligent temperature control lunch bag control system adopts a refrigerating and fresh-keeping mode during the storage of food, thereby avoiding the food from going bad; before eating, the automatic intelligent temperature control convenient bag control system automatically heats the stored food, so that the gastrointestinal discomfort of diners caused by eating cold meal is avoided. The automatic intelligent temperature control convenient bag control system controls the convenient bag to be heated at a low speed in the heating process, so that the temperature of the food can be kept constant after reaching the suitable taste temperature, the nutritional ingredients and the taste phase of the food can be effectively kept, and the health of diners can be benefited.

Drawings

The following is further illustrated in connection with the figures of the present invention:

fig. 1 is a schematic diagram of the assembly structure of the present invention.

Fig. 2 is a schematic view of the components of the lunch bag of fig. 1.

Fig. 3 is a block diagram of electrical connections of the electrical components of the present invention shown in fig. 1.

Fig. 4 is a system operation flow chart according to an embodiment of the present invention.

The reference numbers are as follows:

A1. a power supply component; a1-1, high frequency switch power supply; a1-2. lithium battery; a1-3, a power management module; A2. a drive controller; a2-1. microcontroller system; a2-2. power full bridge circuit; A3. a human-machine interface; a3-1. display screen; a3-2. keyboard; a4, a temperature sampling unit; a4-1, pyroelectric sensor; a4-2. accessories; A5. a semiconductor cold-hot plate; A6. a lunch bag; a6-1, bag bottom; a6-2, a bag cover; a6-3, side wall; a6-4, front panel; a6-5, back panel; a6-6, handle; a6-7 shoulder strap.

Detailed Description

The technical solution of the present invention will be further specifically described with reference to the accompanying drawings.

The utility model discloses a convenient bag control system of automatic intelligence control by temperature change, the assembly structure chart is shown in figure 1. It mainly comprises the power supply assembly (A1), the drive controller (A2), the human-computer interface (A3), the temperature sampling unit (A4), the semiconductor cold-hot plate (A5) and the lunch bag (A6). The lunch bag (A6) consists of a front panel (A6-4), a rear panel (A6-5), a side wall (A6-3), a bag cover (A6-2), a bag bottom (A6-1), a handle (A6-6) and shoulder straps (A6-7) and has the functions of storing catering food, insulating heat, fixing the power supply assembly (A1), the driving controller (A2), the human-computer interface (A3), the temperature sampling unit (A4) and the semiconductor cold-hot plate (A5); the handle (A6-6) is made of waterproof fabric and pearl cotton material through sewing and is arranged at the outer side of the bag cover (A6-2) so as to be convenient for carrying the lunch bag (A6); the shoulder strap (A6-7) is arranged on the side wall to facilitate carrying the lunch bag (A6) in a backspan manner. The power supply module (A1) is composed of the high-frequency switching power supply (A1-1), the lithium battery (A1-2) and the power management module (A1-3), is installed at the bottom of the side wall (A6-3), and provides electric energy for the driving controller (A2), the human-computer interface (A3), the temperature sampling unit (A4) and the semiconductor cold-hot plate (A5) and monitors the working state of the lithium battery (A1-2). The driving controller (A2) is composed of the microcontroller system (A2-1) and the power full-bridge circuit (A2-2), is installed in the middle of the side wall (A6-3), provides controllable and reversible electric energy for the semiconductor cold and hot plate (A5) to drive the semiconductor cold and hot plate (A5) to work, so that the semiconductor cold and hot plate meets the requirements of corresponding working strength and working mode, and exchanges data with the human-computer interface (A3). The human-computer interface (A3) is composed of the display screen (A3-1) and the keyboard (A3-2), is arranged outside the pocket cover (A6-2) and is used for displaying data and setting parameters. The temperature sampling unit (A4) consists of the thermoelectric sensor (A4-1) and the auxiliary device (A4-2), collects the temperature information in the lunch bag (A6), transmits the temperature information to the driving controller (A2), and is arranged at the upper part of the side wall (A6-3). The semiconductor cold and hot sheet (A5) is an executive device for converting electric energy into heat energy and is arranged at the inner side of the bag bottom (A6-1).

The specific working process is as follows:

after food is put into the lunch bag (A6), a user covers the bag cover (A6-2), and then the working mode of the lunch bag (A6) is set by using the human-computer interface (A3), wherein the working mode can be divided into a heat preservation mode, a cold heating mode and a heat preservation mode, and the time setting can be accurate to minutes.

If the heat preservation mode is selected, the user further sets the temperature of the pre-heat preservation by using the keyboard (A3-2), and the set parameters are displayed on the display screen (A3-1). After the setting is finished, the driving controller (A2) controls the temperature sampling unit (A4) to collect the temperature in the lunch bag (A6) in real time, the temperature value in the lunch bag is displayed on the display screen (A3-1), and meanwhile, the driving controller (A2) controls the temperature value in the lunch bag to be compared with the temperature value set by the user. If the temperature value in the bag is lower than the temperature value set by the user, the driving controller (A2) controls the semiconductor cold and hot plate (A5) to be heated until the temperature value in the bag of the convenient bag (A6) is increased to the temperature value set by the user, and the driving controller (A2) controls the semiconductor cold and hot plate (A5) to keep the temperature in the bag of the convenient bag (A6) constant; if the in-bag temperature value of the lunch bag (A6) is higher than the temperature value set by the user, the driving controller (A2) controls the semiconductor hot and cold plate (A5) to refrigerate until the in-bag temperature value of the lunch bag (A6) is reduced to the temperature value set by the user, and the driving controller (A2) controls the semiconductor hot and cold plate (A5) to keep the in-bag temperature of the lunch bag constant.

If the cold and hot mode is selected, the user further sets the dining time and the temperature of the food at the time of dining by using the keyboard (A3-2), and the set parameters are displayed on the display screen (A3-1). After the setting is completed, the drive controller (A2) starts counting down and displays the counted down time on the display screen (A3-1). Meanwhile, the driving controller (A2) controls the temperature sampling unit (A4) to acquire the temperature in the lunch bag (A6) in real time, displays the temperature value in the lunch bag (A6) on the display screen (A3-1), and controls the semiconductor cold and hot plate (A5) to work, so that the temperature in the lunch bag (A6) is kept at 5 ℃. When the meal time is 30 minutes away (the time duration can be set through the human-computer interface (A3)), the driving controller (A2) controls the semiconductor hot and cold sheet (A5) to be heated, so that after the temperature in the bag of the bag (A6) reaches the temperature value of the meal food preset by the user, the driving controller (A2) controls the semiconductor hot and cold sheet (A5) to keep the temperature in the bag of the bag (A6) constant.

The power supply assembly (A1) provides electric energy for the driving controller (A2), the human-computer interface (A3), the temperature sampling unit (A4) and the semiconductor cold-hot plate (A5), and monitors the working state of the lithium battery (A1-2). The power supply modes of the lunch bag comprise three modes of 220V commercial power supply, lithium battery (A1-2) power supply and vehicle-mounted power supply. The display screen (A3-1) can display the current working mode of the lunch bag (A6), the temperature value set by the user of the lunch bag (A6), the set meal time, the current time, the remaining time of the meal time, the current temperature value in the lunch bag and the remaining electric quantity of the lithium battery in real time. The driving controller (A2) provides controllable and reversible electric energy for the semiconductor cold and hot plate (A5) to drive the semiconductor cold and hot plate (A5) to work.

Claims

1. The utility model provides a convenient bag control system of automatic intelligence control by temperature change which characterized in that includes: a power supply assembly (A1), a drive controller (A2), a man-machine interface (A3), a temperature sampling unit (A4), a semiconductor cold-hot plate (A5) and a lunch bag (A6);

the lunch bag (A6) consists of a front panel (A6-4), a rear panel (A6-5), side walls (A6-3), a bag cover (A6-2), a bag bottom (A6-1), a handle (A6-6) and shoulder straps (A6-7);

the power supply assembly (A1) consists of a high-frequency switching power supply (A1-1), a lithium battery (A1-2) and a power supply management module (A1-3) and is arranged at the bottom of the side wall (A6-3);

the driving controller (A2) consists of a microcontroller system (A2-1) and a power full-bridge circuit (A2-2) and is arranged in the middle of the side wall (A6-3);

the human-computer interface (A3) consists of a display screen (A3-1) and a keyboard (A3-2) and is arranged on the outer side of the pocket cover (A6-2);

the temperature sampling unit (A4) consists of a thermoelectric sensor (A4-1) and an auxiliary device (A4-2) and is arranged at the upper part of the side wall (A6-3);

the semiconductor cold and hot sheet (A5) is an executive device for converting electric energy into heat energy and is arranged at the inner side of the bag bottom (A6-1).