CN103479023A - Multifunctional lunch box - Google Patents

Abstract

The invention discloses a multifunctional lunch box, which comprises a box body, a box cover on the box body and a handle on the box cover. It is connected to the connecting rod in rotation, and the other end is detachably connected to the surface of the box cover. The connecting rod passes through the shell of the box cover and is fixed on the rotor of the generator. When the connecting rod drives the rotor to rotate, the surface of the box cover moves along the moving track of the connecting rod. An annular groove is opened. The invention can generate electricity by the hand-operated generator to carry out operations such as cooking and charging, and has reasonable structural design, ingenious and novel concept, complete functions, convenient use, portability, and beautiful appearance.

Description

A multifunctional lunch box

technical field

The invention belongs to lunch boxes, in particular to a multifunctional lunch box capable of automatically generating electricity.

Background technique

In people's daily life, lunch boxes are often used to deliver or bring meals to facilitate work, study or take care of patients. At present, various styles of thermal insulation lunch boxes have appeared on the market for people to use. Existing thermal insulation lunch boxes usually include a lid, a shell and an inner pot. In order to keep warm for a long time after heating, some heat-insulating lunch boxes are also equipped with a heat-insulating structure in the shell. By reducing the heat transfer efficiency inside and outside the heat-insulating structure, the heat transfer speed inside and outside the shell is slowed down, thereby achieving long-term heat preservation. the goal of. However, the manufacturing cost of the thermal insulation structure with good thermal insulation effect is too high for people to bear, and the thermal insulation structure with good thermal insulation effect is usually very fragile, afraid of falling and collision, once it is subjected to a large impact force, it is easily damaged and loses thermal insulation. function. the

In addition, some insulated lunch boxes can heat the cold food in the box by self-heating. The utility model patent with the notification number CN202635898U provides a self-heating lunch box, which heats the food in the lunch box through its own heating plate, and can also burn a small amount of boiling water, cook porridge, steam rice, etc. It has complete functions and is easy to use, but the heating plate needs an external power supply for power supply, so the lunch box can only be heated when there is an external power supply device. Its use has certain limitations and cannot meet the needs of people in different places. .

Contents of the invention

The present invention aims at overcoming the deficiencies of the prior art, and provides a multifunctional lunch box, which can generate electricity for cooking and charging by itself through a hand-operated generator. Convenient and flexible, not limited by places, easy to carry, and beautiful in appearance.

The multifunctional lunch box of the present invention includes a box body, a box cover on the box body and a handle on the box cover. The technical solution adopted for achieving the above purpose is: a generator is arranged in the box cover, One end of the handle is rotatably connected to the connecting rod, and the other end is detachably connected to the surface of the box cover. The connecting rod passes through the shell of the box cover and is fixed on the rotor of the generator. When the connecting rod drives the rotor to rotate, the surface of the box cover moves along the connecting rod. The moving track is provided with an annular groove.

As a further improvement of the present invention, the surface of the lid is provided with a USB interface connected to the generator.

As a further improvement of the present invention, the box is covered with a cover.

As a further improvement of the present invention, the outer cover is detachable.

As a further improvement of the present invention, a color temperature indicator strip is provided on the surface of the box cover.

As a further improvement of the present invention, a temperature indicator is provided on the surface of the box cover.

As a further improvement of the present invention, finger grooves are arranged side by side on the inner surface of the handle.

As a further improvement of the present invention, an insulating layer is provided on the surface of the box cover and the bottom of the box cover.

As a further improvement of the present invention, the box cover is screwed to the box body.

As a further improvement of the present invention, the box body is made of brushed stainless steel.

The multifunctional lunch box of the present invention has the following advantages:

1) A generator is installed in the box cover, and the rotor of the generator is shaken by the handle to generate electricity, so that the lunch box can not only hold meals for carrying meals, but also realize the function of heating or cooking rice, due to the self-generating heating method , so that the lunch box of the present invention is not restricted by any place when used, whether it is indoors or when going camping and camping, it can be used more flexibly and conveniently;

2) There is a USB interface on the box cover, and it can also charge mobile phones, MP3 and other small electrical appliances by hand-cranking power generation outdoors to ensure people's normal communication and entertainment;

3) The box body is made of brushed stainless steel, which can also be used to warm hands in winter;

4) An intuitive color temperature indicator bar or temperature display can be set on the lid of the lunch box, so that people can intuitively understand the temperature in the lunch box and judge whether the food temperature is suitable for consumption.

Description of drawings

Fig. 1 is a disassembly schematic diagram of the present invention.

Fig. 2 is a schematic structural diagram of the first embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a second embodiment of the present invention.

Fig. 4 is a schematic structural diagram of a third embodiment of the present invention.

Detailed ways

The specific embodiment of the present invention will be further described below in conjunction with three examples:

Example 1

This multifunctional lunch box comprises a box body 1, a box cover 2 located on the box body 1 and a handle 3 located on the box cover 2, the box cover 2 and the box body 1 are threaded, and the inner surfaces of the handles 3 are arranged side by side. There is a groove 12 for placing fingers, and the lid 2 is provided with a generator 4. One end of the handle 3 is connected to the connecting rod 9 in rotation, and the other end is detachably connected to the surface of the lid 2. The connecting rod 9 passes through the bottom of the lid 2. The housing is fixed on the rotor 5 of the generator 4. When the connecting rod 9 drives the rotor 5 to rotate, the surface of the box cover 2 is provided with an annular groove 6 along the moving track of the connecting rod 9.

When cooking or heating rice is required, one end of the handle 3 is separated from the box cover 2 and the handle 3 is turned into a vertical state, and then the rotor 5 is rotated by shaking the handle 3, and then the generator 4 generates electricity to heat the box body 1 .

Both the surface of the lid 2 and the bottom of the lid 2 are provided with insulating layers to prevent leakage of electricity from the lid 2 and ensure the safety of use. The surface of the lid 2 is provided with a USB interface 7 connected to the generator 4, which can charge small electrical appliances such as mobile phones and MP3s through the USB interface. The box body 1 is covered with a detachable outer cover 8, the surface of the outer cover 8 is a hollow structure, which makes the lunch box more beautiful, and the outer cover 8 of the hollow structure allows the box body 1 to dissipate heat quickly, so that the temperature of the food in the box body 1 can be quickly Bring to a temperature suitable for serving. The surface of the lid 2 is provided with a color temperature indicator strip 10, which can reflect whether the temperature in the box body 1 is suitable for consumption. The box body 1 is made of brushed stainless steel.

Example 2

This multifunctional lunch box comprises a box body 1, a box cover 2 located on the box body 1 and a handle 3 located on the box cover 2, the box cover 2 and the box body 1 are threaded, and the inner surfaces of the handles 3 are arranged side by side. There is a groove 12 for placing fingers, and the lid 2 is provided with a generator 4. One end of the handle 3 is connected to the connecting rod 9 in rotation, and the other end is detachably connected to the surface of the lid 2. The connecting rod 9 passes through the bottom of the lid 2. The housing is fixed on the rotor 5 of the generator 4. When the connecting rod 9 drives the rotor 5 to rotate, the surface of the box cover 2 is provided with an annular groove 6 along the moving track of the connecting rod 9.

Both the surface of the lid 2 and the bottom of the lid 2 are provided with insulating layers. The surface of the box cover 2 is provided with a USB interface 7 connected with the generator 4 . The box body 1 is covered with a detachable outer cover 8, and the surface of the outer cover 8 is a hollow structure. The surface of the box cover 2 is provided with a temperature display 11 to replace the color temperature indicating bar 10, and the temperature in the box body 1 is directly displayed through the temperature display 11, which is more convenient and quick to use. The box body 1 is made of brushed stainless steel.

Example 3

This multifunctional lunch box comprises a box body 1, a box cover 2 located on the box body 1 and a handle 3 located on the box cover 2, the box cover 2 and the box body 1 are threaded, and the inner surfaces of the handles 3 are arranged side by side. There is a groove 12 for placing fingers, and the lid 2 is provided with a generator 4. One end of the handle 3 is connected to the connecting rod 9 in rotation, and the other end is detachably connected to the surface of the lid 2. The connecting rod 9 passes through the bottom of the lid 2. The housing is fixed on the rotor 5 of the generator 4. When the connecting rod 9 drives the rotor 5 to rotate, the surface of the box cover 2 is provided with an annular groove 6 along the moving track of the connecting rod 9.

Both the surface of the lid 2 and the bottom of the lid 2 are provided with insulating layers. The surface of the box cover 2 is provided with a USB interface 7 connected with the generator 4 . The box body 1 is covered with a detachable outer cover 8, the outer cover 8 is an integral solid structure, which can improve the thermal insulation performance of the box body 1. The surface of the lid 2 is provided with a color temperature indicator strip 10 . The box body 1 is made of brushed stainless steel.

Claims (10)

1. A multifunctional lunch box, comprising a box body (1), a box cover (2) on the box body (1) and a handle (3) on the box cover (2), characterized in that: The cover (2) is provided with a generator (4), one end of the handle is connected to the connecting rod (9) in rotation, the other end is detachably connected to the surface of the cover (2), and the connecting rod (9) passes through the cover ( 2) The housing is fixed on the rotor (5) of the generator (4). When the connecting rod (9) drives the rotor (5) to rotate, the surface of the box cover is provided with an annular groove along the moving track of the connecting rod (9) ( 6). 2. A multifunctional lunch box according to claim 1, characterized in that: the surface of the box cover (2) is provided with a USB interface (7) connected to the generator (4). 3. A multifunctional lunch box according to claim 1, characterized in that: said box body (1) is covered with a cover (8). 4. A multifunctional lunch box according to claim 3, characterized in that: the outer cover (8) is detachable. 5. A multifunctional lunch box according to claim 1, characterized in that: the surface of the box cover (2) is provided with a color temperature indicator strip (10). 6. A multifunctional lunch box according to claim 1, characterized in that: a temperature indicator (11) is provided on the surface of the box cover (2). 7. The multi-functional lunch box according to claim 1, characterized in that: the inner surface of the handle (3) is provided with grooves (12) for placing fingers side by side. 8. A multifunctional lunch box according to claim 1, characterized in that: the surface of the box cover (2) and the bottom of the box cover (2) are both provided with an insulating layer. 9. A multi-functional lunch box according to claim 1, characterized in that: the box cover (2) and the box body (1) are connected by threads. 10. A multifunctional lunch box according to claim 1, characterized in that: the box body (1) is made of brushed stainless steel.

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