CN206950086U - Vacuum bottle - Google Patents

Abstract

The utility model discloses a thermos bottle, including a bottle body, an inner liner and a bottle cap, wherein the bottle body and the inner liner are in a vacuum state, the bottle cap is connected to the upper opening of the bottle body by a screw, a base is arranged at the bottom of the bottle body, a lithium battery is arranged inside the base, a solar photovoltaic cell is wrapped on the outer side of the bottle body, a sleeve is arranged between the bottom of the inner liner and the inner bottom surface of the bottle body, a protrusion is arranged on the inner bottom surface of the inner liner, a temperature control switch is arranged inside the protrusion, a graphene heating film is arranged inside the inner wall interlayer of the inner liner, a wire turn is arranged inside the sleeve, the temperature control switch and the graphene heating film are electrically connected to the lithium battery through the wire turn, and a heat preservation switch is arranged on the outer side of the bottle body. This thermos bottle is powered by solar energy, and the graphene heating film is energized to heat and keep the liquid in the bottle warm, so as to achieve long-term and effective heat preservation.

Description

a thermos bottle

technical field

The utility model relates to a thermos bottle, in particular to a thermos bottle, which belongs to the field of daily necessities.

Background technique

Thermos bottle is commonly used a kind of daily necessities. The heat preservation method adopted by the traditional thermos bottle only slows down the temperature drop of the liquid in the bottle. After several hours of use outdoors, the temperature of the liquid in the bottle will drop to a large extent, so it cannot effectively keep the heat for a long time. .

In order to solve the above problems, we propose a vacuum flask.

Utility model content

The technical problem to be solved by the utility model is to overcome the defects of the prior art and provide a vacuum flask. In order to solve the above technical problems, the utility model provides the following technical solutions:

The utility model relates to a thermos bottle, which comprises a bottle body, an inner container and a bottle cap. The space between the bottle body and the inner container is in a vacuum state, and the bottle cap is connected to the upper opening of the bottle body through a screw. The bottle body The bottom is provided with a base, the inside of the base is provided with a lithium battery, the outside of the bottle is wrapped with solar cells, a sleeve is provided between the bottom of the inner tank and the inner bottom of the bottle, and the inner bottom of the inner tank is provided with Protrusion, a temperature control switch is provided inside the protrusion, a graphene heating film is provided inside the interlayer of the inner wall of the inner tank, a wire turn is provided inside the sleeve, and the temperature control switch and the graphene heating film pass through the wire The turns are electrically connected to the lithium battery, and a heat preservation switch is provided on the outside of the bottle.

As a preferred embodiment of the present invention, the graphene heating film, heat preservation switch and temperature control switch are connected in series to the positive and negative electrodes of the lithium battery.

As a preferred implementation of the utility model, the solar photovoltaic cell is electrically connected to the lithium battery, and a SPCE061 single-chip microcomputer is used as the controller.

The beneficial effects achieved by the utility model are: by adding a graphene heating film at the interlayer of the inner tank, it has higher thermal efficiency and radiant heating, can quickly and effectively play a heating effect, and play a role in heating the liquid inside the inner tank. Heating effect, solar photovoltaic cells are installed on the outside of the bottle body to convert solar energy into electric energy and store it in lithium batteries, which can effectively supply power to the graphene heating film for a long time. Effective insulation effect.

Description of drawings

The accompanying drawings are used to provide a further understanding of the utility model, and constitute a part of the description, and are used to explain the utility model together with the embodiments of the utility model, and do not constitute a limitation to the utility model. In the attached picture:

Fig. 1 is a schematic cross-sectional structure diagram of a thermos bottle of the present invention;

Fig. 2 is a schematic diagram of the structure at A of a thermos bottle of the present invention;

Fig. 3 is a schematic diagram of a thermal insulation circuit of a thermos bottle of the present invention.

In the figure: 1-bottle body; 2-solar photovoltaic cell; 3-base; 4-cap; 5-inner liner; 6-sleeve; 7-lithium battery; 8-graphene heating film; 9-wire turns; - temperature control switch; 11 - protrusion; 12 - heat preservation switch.

Detailed ways

The preferred embodiments of the present utility model are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described here are only used to illustrate and explain the present utility model, and are not intended to limit the present utility model.

Example 1

As shown in Figures 1-3, a thermos bottle includes a bottle body 1, an inner container 5 and a bottle cap 4, and the space between the bottle body 1 and the inner container 5 is in a vacuum state, and the bottle cap 4 is connected by a screw. At the upper opening of the bottle body 1, a base 3 is provided at the bottom of the bottle body 1, a lithium battery 7 is arranged inside the base 3, a solar photovoltaic cell 2 is wrapped on the outside of the bottle body 1, and the bottom of the liner 5 is connected to the A sleeve 6 is arranged between the inner bottom surface of the bottle body 1, a protrusion 11 is arranged on the inner bottom surface of the inner container 5, a temperature control switch 10 is arranged inside the inner container 5, and graphite is arranged inside the interlayer of the inner wall of the inner container 5. Graphene heating film 8, the inside of the sleeve 6 is provided with a wire turn 9, the temperature control switch 10 and the graphene heating film 8 are electrically connected to the lithium battery 7 through the wire turn 9, and the outside of the bottle body 1 is provided with a heat preservation switch 12.

In this embodiment, the graphene heating film 8 , heat preservation switch 12 and temperature control switch 10 are connected in series to the positive and negative electrodes of the lithium battery 7 . The solar energy is converted into electric energy and stored in the lithium battery 7, and the lithium battery 7 supplies power to the graphene heating film 8 without other power input.

In this embodiment, the solar photovoltaic cell 2 is electrically connected to the lithium battery 7, and a SPCE061 single-chip microcomputer is used as the controller. SPCE061 microcontroller contains seven 10-bit ADCs (analog-to-digital converters) and built-in PWM function, which greatly simplifies the complexity of the circuit, and uses the MPPT algorithm to calculate the PWM control BUCK circuit to complete the control of the charging process, with high stability.

The principle and advantages of this utility model: this kind of vacuum flask, by adding graphene heating film 8 at the interlayer of inner tank 5, it has higher thermal efficiency and radiant heating, which can quickly and effectively play a heating effect, and the inner tank 5. The liquid inside acts as a heating effect. A solar photovoltaic cell 2 is installed on the outside of the bottle body 1 to convert solar energy into electric energy and store it in the lithium battery 7 to provide power for the graphene heating film 8 for a long time and effectively. The temperature control switch 10 detects the temperature of the liquid in the bottle. The graphene heating film 8 is controlled to be energized and heated to achieve a lasting and effective heat preservation effect.

Finally, it should be noted that: the above is only a preferred embodiment of the utility model, and is not intended to limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art , it is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims (3)

1. A kind of 1. vacuum flask, it is characterised in that including body (1), inner bag (5) and bottle cap (4), the body (1) and inner bag (5) Between be vacuum state, the bottle cap (4) is connected to by spiral at the upper end open of body (1), and body (1) bottom is set There is base (3), the base (3) is internally provided with lithium battery (7), solar photocell is enclosed with the outside of the body (1) (2) sleeve (6), is provided between the bottom of the inner bag (5) and body (1) inner bottom surface, inner bag (5) inner bottom surface is set It is equipped with raised (11), the projection (11) is internally provided with temperature detect switch (TDS) (10), and inner bag (5) the inwall interlayer is internally provided with Graphene heating film (8), the sleeve (6) are internally provided with conductor turns (9), the temperature detect switch (TDS) (10) and graphene heating film (8) lithium battery (7) is electrically connected with by conductor turns (9), heat-insulation switch (12) is provided with the outside of the body (1).
2. 2. vacuum flask as claimed in claim 1, it is characterised in that the graphene heating film (8), heat-insulation switch (12) and temperature It is connected to after control switch (10) series connection on the both positive and negative polarity of lithium battery (7).
3. 3. vacuum flask as claimed in claim 1, it is characterised in that electric between the solar photocell (2) and lithium battery (7) Property connection, and use SPCE061 single-chip microcomputers as controller.