CN209750672U - Luminous cup for generating electricity by using thermoelectric generation device - Google Patents
Luminous cup for generating electricity by using thermoelectric generation device Download PDFInfo
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- CN209750672U CN209750672U CN201920535732.9U CN201920535732U CN209750672U CN 209750672 U CN209750672 U CN 209750672U CN 201920535732 U CN201920535732 U CN 201920535732U CN 209750672 U CN209750672 U CN 209750672U
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Abstract
The utility model relates to a luminous cup for generating electricity by utilizing a thermoelectric generation device, which is provided with a shell connected with a handle, an inner container, a LED lamp, a PCB (printed circuit board), the thermoelectric generation device, a radiator and a heat dissipation base; an inner container is arranged in the shell, the axial section of the inner container is H-shaped, and an LED lamp is adhered to the outer ring of the inner container; the thermoelectric generation device is characterized in that the hot surface of the thermoelectric generation device is connected with the lower bottom surface of the inner container, the cold surface of the thermoelectric generation device is connected with the radiator, the radiator is welded on the radiating base to form a closed heat storage medium container, phase change heat storage medium is contained in the container, the container is installed on an annular boss at the bottom of the shell, a PCB is placed below the bottom of the container, and the PCB is connected with the thermoelectric generation device and the LED lamp through wires to form a circuit. The thermoelectric generation device in the luminous cup is used for converting hot water heat energy in the cup into electric energy, and the phase-change heat storage medium is used for enabling a cold surface and a hot surface of the thermoelectric generation device to keep large temperature difference for a long time, so that the power generation time and the light emitting time of an LED lamp are prolonged.
Description
Technical Field
The utility model relates to an utilize light-emitting cup of thermoelectric generation device electricity generation.
Background
Some drinking cups on the market can realize making the luminous of the inside LED lamp of cup body internally mounted when using, create the atmosphere of certain demand for the user when using the drinking cup at present. However, most of these water cups are provided with batteries and circuit boards in the cup shells, frequent replacement of the batteries or charging of the batteries in the shells can affect user experience, and due to the external openings or joints, care needs to be taken when cleaning the water cups so as to prevent water from flowing into the circuit boards in the shells from the unsealed positions to cause short circuits and form potential safety hazards.
In 2017, china discloses a "temperature difference light-emitting cup", with application number 201621300381.6, which comprises an outer shell, an inner shell, a light-emitting diode (LED), a power generation sheet, a base cover arranged below the power generation sheet and connected with the power generation sheet in a contact manner, a base arranged below the base cover and connected with the base cover in a contact manner, and a printed circuit board used for containing a heat-conducting medium and arranged around the base and connecting the power generation sheet and the LED; the luminous cup has a luminous function.
The Chinese 2018 also discloses a 'temperature difference light-emitting cup', the application number is 2017109944248, the light-emitting cup comprises a cup body and a cover body assembly, a top cover, a sealing sheet, a power generation sheet, an LED lamp, a PCB and a bottom cover are arranged in the cover body assembly, a heat-conducting medium is contained in the bottom cover, and the power generation sheet of the light-emitting cup generates power by utilizing the temperature difference of hot water so as to supply the LED to emit light.
The 2 kinds of temperature difference light-emitting cups have the common defects that the adopted heat-conducting medium is selected from a common non-phase-change heat-conducting medium, preferably water, the temperature of the cold end of the power generation piece can continuously and quickly rise due to the fact that the water continuously absorbs heat, the heat capacity is small, the heat dissipation capacity is limited, the temperature of the cold end of the power generation piece can continuously and quickly rise, the speed of reducing the temperature difference of the power generation piece is high, the generated energy is reduced within a few minutes to be incapable of meeting the circuit requirements, and the light-emitting cup loses the light-.
Disclosure of Invention
The utility model aims at solving the problem that above-mentioned technique exists, and provide a need not the luminous cup of external battery's utilization thermoelectric generation device electricity generation, the hot water that enables to pour into the luminous cup turns into the electric energy with heat energy through thermoelectric generation device and is used for driving the LED lamp and give out light, and use normal atmospheric temperature phase transition heat-retaining medium, make the hot and cold two sides of thermoelectric generation device keep great difference in temperature for a long time, make thermoelectric generation device provide the more powerful electric energy of longer time, extension LED lamp light-emitting time.
in order to achieve the purpose, the utility model adopts the following technical proposal: the light-emitting cup for generating power by using the thermoelectric generation device is provided with a shell, an inner container, an LED lamp, the thermoelectric generation device, a radiator, a heat dissipation base and a PCB (printed circuit board); the shell is connected with the handle, and the inner container is arranged in the shell; the axial section of the inner container is H-shaped, an LED lamp is arranged between the cup wall of the inner container and the shell, and the LED lamp is attached to the outer ring of the cup wall of the inner container; the hot surface of the thermoelectric power generation device is connected with the circular lower bottom surface of the inner container, the cold surface of the thermoelectric power generation device is in contact connection with the radiating fins, an opening is formed in the radiating base, and a phase-change heat storage medium is contained in the radiating base; the heat radiator is welded on the heat radiation base to form a closed heat storage medium container, the heat storage medium container is arranged on a circular boss at the bottom of the shell, and a PCB is arranged in a space formed by the lower part of the bottom of the heat storage medium container and the inner side of the circular boss; the PCB is connected with all the LED lamps and the thermoelectric generation device through wires to form a circuit, the thermoelectric generation device is used for converting heat energy of hot water in the cup into electric energy, and the heat storage of the phase-change heat storage medium held in the heat dissipation base enables the cold and hot surfaces of the thermoelectric generation device to continuously form a large temperature difference, so that the power generation time of the thermoelectric generation device and the light emitting time of the LED lamps are prolonged.
The top end of the inner container wraps the top end of the outer shell.
The handle and the shell are integrally connected in an injection molding mode.
The radiator is composed of an upper cover plate and radiating fins, the radiating fins are inserted into the radiating base when the radiator is welded on the radiating base, and the upper cover plate is welded with the opening of the radiating base.
The utility model discloses in the shell material be plastics, inner bag, radiating fin material are the metal. The phase-change heat storage medium is calcium chloride hexahydrate or a low-melting-point paraffin normal-temperature solid-liquid phase-change material.
The utility model discloses utilize luminescent cup assembling process of thermoelectric generation device electricity generation is:
The method includes the steps that conducting wires for connecting a thermoelectric generator and an LED lamp are LED out of a manufactured PCB (printed circuit board), and the PCB is arranged on the inner side of an annular boss at the bottom of a shell;
Secondly, a proper amount of phase change heat storage medium is placed in the heat dissipation base;
Thirdly, buckling the radiator on the heat storage medium container, inserting the radiating fins of the radiator into the phase change heat storage medium in the radiating base, aligning the upper cover plate of the radiator with the opening of the radiating base, welding to form a closed heat storage medium container, and fixing the heat storage medium container on the annular boss at the bottom of the shell;
Fourthly, placing a thermoelectric generator on the radiator, and enabling the cold surface of the thermoelectric generator to be in contact connection with the radiator;
Fifthly, pasting all the LED lamp fabrics on the outer wall of the inner container;
sixthly, leading out wires of the PCB are connected with the thermoelectric generation device and the LED lamp respectively;
And the inner container is arranged on the inner side of the shell, the top end of the inner container wraps the top end of the shell well, and good contact connection between the hot surface of the thermoelectric power generation device and the bottom surface of the inner container and sealing performance between the inner container and the shell are ensured.
the utility model discloses utilize luminous drinking cup working process of thermoelectric generation device electricity generation is: when hot water is poured into the inner container of the water cup, the heat of the hot water is conducted to the hot surface of the thermoelectric generation device through the inner container made of metal, thermoelectric generation is formed between the hot surface and the cold surface of the thermoelectric generation device, electric energy is provided for the LED lamp to emit light and display patterns, the heat of the hot water is continuously conducted through the thermoelectric generation device and the radiator, the heat is absorbed by the phase-change heat storage medium of the normal-temperature solid-liquid phase-change material, the solid-state phase-change heat storage medium is gradually melted after absorbing the heat, the temperature of the hot surface and the cold surface of the thermoelectric generation device is basically maintained in the melting process, longer-time and higher-power electric energy is continuously provided for the LED lamp, and the LED lamp stops emitting light until the temperature of the water in the inner container is reduced or the temperature.
The utility model discloses utilize light-emitting cup of thermoelectric generation device electricity generation to compare the advantage that has with current technique and be:
firstly, the utility model discloses a luminous cup utilizes the hot water of pouring in the drinking cup, turns into the electric energy with heat energy through thermoelectric generation device, for the LED lamp of cloth subsides at drinking cup inner bag outer wall provides the electric energy and sends out light and form luminous cup, and the drinking cup does not have external interface, can solve the problem that causes the short circuit on the liquid soaks the cup circuit board when wasing.
②, the utility model discloses a luminous cup is through adopting the continuous heat of absorbing by hot water conduction of phase transition heat-retaining medium, and the phase transition latent heat volume of phase transition heat-retaining medium is big, is heated when phase transition heat-retaining medium and melts, melts process phase transition heat-retaining medium and maintains the temperature unchangeable, maintains the low temperature of thermoelectric generation device cold junction promptly to make thermoelectric generation device hot side and cold side both ends can maintain longer time and have great difference in temperature, it is bigger to reach thermoelectric generation device power generation power, the longer effect of generating time.
Third, the utility model discloses a luminous cup simple structure, energy-saving power, the cost of manufacture is low, long service life conveniently carries, need not to change the battery or charge in the user's use, and this luminous cup is pleasing to the eye and green.
Drawings
Fig. 1 is the schematic view of the cross-sectional structure of the power generation cup of the power generation device using thermoelectric generation.
Fig. 2 is a schematic view of the heat sink structure of the present invention.
In the above figures: 1, a handle; 2-a housing; 3-LED lamps; 4, an inner container; 5-thermoelectric generation device; 6, a radiator; 7-PCB board; 8-phase change heat storage medium; 9-a heat dissipation base; 61-upper cover plate; 62-radiating fins.
Detailed Description
The power generation cup of the present invention using the thermoelectric power generation device to generate power is described in further detail with reference to the accompanying drawings and embodiments, but the present invention is not limited thereto.
Example 1: the utility model provides a luminous cup for generating electricity by utilizing a thermoelectric generation device, which has a structure shown in figure 1 and is provided with a shell 2 connected with a handle 1, wherein the handle and the shell are both made of plastic materials and are integrally molded; the inner container 4, the LED lamp 3, the thermoelectric generation device 5, the radiator 6, the PCB 7 and the radiating base 9 are arranged in the shell; the inner container and the radiator are made of metal materials, the axial section of the inner container is H-shaped, an LED lamp is arranged between the cup wall of the inner container and the shell, and the LED lamp is attached to the outer ring of the cup wall of the inner container; the hot surface of the thermoelectric power generation device is connected with the circular lower bottom surface of the inner container, the cold surface of the thermoelectric power generation device is in contact connection with a radiator, the radiator is welded on a radiating base 9, and a phase-change heat storage medium 8 is contained in the radiating base. The radiator is composed of an upper cover plate 61 and radiating fins 62, when the radiator is welded, the radiating fins are inserted into the radiating base, the upper cover plate is aligned with the opening of the radiating base and then welded together to form a closed heat storage medium container, the heat storage medium container is installed on a circular boss at the bottom of the shell, and a PCB 7 is placed in a space inside the circular boss; the PCB is connected with all the LED lamps and the thermoelectric generation device through wires to form a circuit, the thermoelectric generation device is used for converting heat energy of hot water in the cup into electric energy to be used by the circuit, and the phase-change heat storage medium is used for enabling the cold and hot surfaces of the thermoelectric generation device to continuously form large temperature difference, so that the power generation time of the thermoelectric generation device and the light emitting time of the LED lamps are prolonged.
The utility model discloses in phase change heat-retaining medium be normal atmospheric temperature solid-liquid phase change material, select in this embodiment to use low melting point paraffin. Paraffin is the solid state at ordinary temperature, can melt into liquid gradually when 30 ℃ is about, solid-state paraffin melts gradually after continuously absorbing 6 conduction of radiator heat, and paraffin melts process temperature change less, consequently the utility model discloses well phase change heat-retaining medium paraffin compares in the material that does not take place the phase transition, liquid heat-retaining medium, like water, then paraffin can absorb more heats and maintain low temperature with thermoelectric generation device cold junction in longer time, provides better heat dissipation condition for thermoelectric generation device, produces higher output electric energy, can prolong the light emitting time of luminous cup by usually several minutes to 20 ~ 30 minutes, thermoelectric generation device produces the electric energy and makes LED lamp 3 give out light and demonstrate the pattern.
example 2: the utility model provides an utilize luminous cup of thermoelectric generation device electricity generation, its structure is the same basically with embodiment 1, the difference is that phase change heat-retaining medium 8 in this embodiment adopts six water calcium chloride, six water calcium chloride are solid-state under normal atmospheric temperature, can melt into liquid gradually when 30 ℃ is controlled, same six water calcium chloride can absorb more heats and maintain a invariable low temperature with thermoelectric generation device cold junction in longer time, provide better heat dissipation condition for thermoelectric generation device, produce higher output electric energy, can prolong the light emitting time of luminous cup to 20 ~ 30 minutes equally, thermoelectric generation device produces electric energy and makes LED lamp 3 give out light and demonstrate the pattern.
the luminous cup of the utility model has simple structure, energy and electricity saving; is convenient to carry, and is a luminous cup which is beautiful and convenient to use.
Claims (4)
1. A light-emitting cup utilizing a thermoelectric generation device to generate electricity is provided with a shell, an inner container, an LED lamp, the thermoelectric generation device, a radiator, a heat dissipation base and a PCB; the shell is connected with the handle, and the inner container is arranged in the shell; the method is characterized in that: the axial section of the inner container is H-shaped, an LED lamp is arranged between the cup wall of the inner container and the shell, and the LED lamp is attached to the outer ring of the cup wall of the inner container; the hot surface of the thermoelectric power generation device is connected with the circular lower bottom surface of the inner container, the cold surface of the thermoelectric power generation device is in contact connection with the radiating fins, an opening is formed in the radiating base, and a phase-change heat storage medium is contained in the radiating base; the heat radiator is welded on the heat radiation base to form a closed heat storage medium container, the heat storage medium container is arranged on a circular boss at the bottom of the shell, and a PCB is arranged in a space formed by the lower part of the bottom of the heat storage medium container and the inner side of the circular boss; the PCB is connected with all the LED lamps and the thermoelectric generation device through wires to form a circuit, the thermoelectric generation device is used for converting heat energy of hot water in the cup into electric energy, and the heat storage of the phase-change heat storage medium held in the heat dissipation base enables the cold and hot surfaces of the thermoelectric generation device to continuously form a large temperature difference, so that the power generation time of the thermoelectric generation device and the light emitting time of the LED lamps are prolonged.
2. The light cup for generating power using a thermoelectric power generation device according to claim 1, wherein: the top end of the inner container wraps the top end of the outer shell.
3. The light cup for generating power using a thermoelectric power generation device according to claim 1, wherein: the handle and the shell are integrally connected in an injection molding mode.
4. The light cup for generating power using a thermoelectric power generation device according to claim 1, wherein: the radiator is composed of an upper cover plate and radiating fins, the radiating fins are inserted into the radiating base when the radiator is welded on the radiating base, and the upper cover plate is welded with the opening of the radiating base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920535732.9U CN209750672U (en) | 2019-04-19 | 2019-04-19 | Luminous cup for generating electricity by using thermoelectric generation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920535732.9U CN209750672U (en) | 2019-04-19 | 2019-04-19 | Luminous cup for generating electricity by using thermoelectric generation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209750672U true CN209750672U (en) | 2019-12-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920535732.9U Active CN209750672U (en) | 2019-04-19 | 2019-04-19 | Luminous cup for generating electricity by using thermoelectric generation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209750672U (en) |
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2019
- 2019-04-19 CN CN201920535732.9U patent/CN209750672U/en active Active
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