CN209750671U - Thermoelectric generation's electromagnetic stirring cup - Google Patents
Thermoelectric generation's electromagnetic stirring cup Download PDFInfo
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- CN209750671U CN209750671U CN201920535719.3U CN201920535719U CN209750671U CN 209750671 U CN209750671 U CN 209750671U CN 201920535719 U CN201920535719 U CN 201920535719U CN 209750671 U CN209750671 U CN 209750671U
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Abstract
The utility model relates to an electromagnetic stirring cup for thermoelectric generation, which is provided with a handle, a shell and an inner container, wherein the lower bottom surface of the inner container is connected with a thermoelectric generation device hot end with a central groove, the groove is provided with an annular magnet, and the annular magnet is arranged on a motor shaft; the cold end of the thermoelectric power generation device is connected with a radiating fin, the radiating fin is connected to an annular heat storage medium container through welding or resin adhesive, and a phase-change heat storage medium is filled in the container; the motor is fixed on a boss in the middle of the bottom of the shell. A magnetic block is arranged at the position of the upper bottom surface of the inner container, which corresponds to the annular magnet; a PCB and a storage battery are arranged between the lower part of the heat storage medium container and the shell; the side wall of the shell is provided with a switch and a waterproof membrane; the PCB is connected with the storage battery, the motor, the thermoelectric generation device and the switch through a lead to form an in-cup circuit; the stirring cup supplies power to the circuit and the storage battery through power generation of the thermoelectric generation device, the switch is turned on during stirring, the motor drives the magnet to rotate, and the magnet generates magnetic force to drive the magnetic block on the inner container to rotate water in the stirring cup.
Description
Technical Field
The utility model relates to a thermoelectric generation's electromagnetic stirring cup, specifically speaking relate to one kind and pour hydrothermal solution in the cup and just can be through thermoelectric generation device with heat energy conversion to electric energy, to PCB board and motor power supply, open the switch when needing the stirring, the motor rotates and drives magnet rotation, magnet produces the magnetic path rotation in the magnetic force drives the inner bag, carries out the stirring cup that stirs to hydrothermal solution in the cup uniformly.
Background
Usually, before a user drinks or medicines such as instant coffee, milk or granules, the hot water is poured into the cup for stirring, when a drinker has a lot of affairs, manual stirring becomes a trouble which takes up a lot of time, if an automatic stirring cup is provided, the problem of manual stirring can be well solved, and the user can obtain a cup of drink which is uniformly stirred and has a proper temperature in a short time without manual stirring. However, most of automatic stirring cups on the market at present stir liquid in the cup by installing a battery-driven motor in the cup body, the cup body is inconvenient to clean by the stirring cup, and the cup body is too bulky and not attractive due to the large size of the battery.
China discloses a technology of an 'automatic hot water stirring cup' in 2018, and the technology is applied under the number 201711034832.5, and comprises a cup body and an inner container, wherein an accommodating cavity is formed between the inner container and the side wall and the bottom of the cup body; one side of the power generation sheet is connected with the outer surface of the bottom of the inner container; the other side is connected with the upper surface of the metal cup bottom cover; the cup bottom is connected with the lower part of the cup bottom cover, the cup bottom and the cup bottom cover form a heat-conducting medium accommodating chamber, and the heat-conducting medium is arranged in the heat-conducting medium accommodating chamber; the motor is arranged in the cup bottom cover, the power generation sheet and the motor are connected through the PCB, the shaft of the motor is connected with the magnet, the magnet is also arranged at the position corresponding to the inner surface of the bottom of the inner container, and the motor drives the magnet to rotate to generate magnetic force to stir water. The technology utilizes the temperature difference of hot water at the cold end and the hot end of a power generation piece to generate power and drive a motor to rotate; the magnet is further driven to rotate to generate magnetic force to drive the magnetic block in the cup to stir water in the cup, so that the purpose of stirring and radiating is achieved; the disadvantages are as follows: the property of the thermoelectric power generation device determines that the higher the temperature difference is, the larger the power generation amount is, but the heat-conducting medium adopted by the technology is a common non-phase-change heat-conducting medium, preferably water, and the temperature of the water can continuously rise when the water continuously absorbs heat, the water heat capacity is smaller, the heat dissipation amount is limited, so that the temperature of a cold end can continuously and quickly rise, the temperature difference of the cold end and the hot end of the power generation piece is reduced at a high speed, the power generation amount is too small to meet the circuit requirement within 2 minutes, and the water cup loses the stirring; in addition, when the water temperature in the pouring cup is higher, the stirring time is longer and more sufficient, if a user does not add water with higher temperature in the brewing process, for example, the milk powder is brewed only by water with the temperature of 50-60 ℃, and the nutrient components of the milk are easily damaged due to overhigh temperature, the stirring cup with the structure cannot achieve the effect of full stirring due to low power generation amount.
Disclosure of Invention
The utility model aims at solving the problem that above-mentioned prior art exists, and provide a simple structure, the cost of manufacture is low, and long service life can pass through thermoelectric generation device electricity generation power supply, makes the motor rotate, stirs through magnet, the rotatory stirring of magnetic path auto-induction, stirs the beverage uniformly, thermoelectric generation's that facilitates the use electromagnetism stirring cup.
In order to achieve the purpose, the utility model adopts the technical proposal that: the electromagnetic stirring cup for generating the temperature difference is provided with a handle, a shell, an inner container, a temperature difference power generating device, a magnet, a magnetic block, a motor and a PCB (printed circuit board), wherein the inner container is arranged in the shell, and the upper part of the inner container covers the upper port of the shell; the hot surface of the thermoelectric power generation device is connected with the lower surface of the bottom of the inner container, and the cold surface of the thermoelectric power generation device is connected with the radiating fins; the motor is arranged below the thermoelectric power generation device, and an annular magnet is arranged on a motor shaft; the magnetic block is arranged on the upper bottom surface of the inner container and corresponds to the annular magnet; the center of the thermoelectric power generation device is provided with a slot, and the annular magnet is arranged in the slot; the heat radiating fins are connected to the heat storage medium container through welding or resin glue to form a closed container, and a phase change heat storage medium is filled in the heat storage medium container; the motor is arranged on a boss at the bottom of the shell; a PCB and a storage battery are arranged between the bottom of the heat storage medium container and the bottom of the shell; the lower part of the side surface of the shell is provided with a switch; the PCB is connected with the storage battery, the motor, the thermoelectric generation device and the switch through a lead to form an in-cup circuit; the thermoelectric power generation device is used for converting hot water heat energy in the cup into electric energy to supply power to a circuit in the cup, the surplus electric energy is stored in the storage battery, the switch is turned on when stirring is needed, the motor rotates to drive the magnet to rotate, and the magnet generates magnetic force to drive the magnetic block in the inner container to rotate to stir liquid in the cup.
The radiating fins and the heat storage medium container are both annular.
And a waterproof film is sealed between the surface of the switch and the shell, the switch is of a touch structure, and the switch is used for controlling the motor to drive the stirrer on the motor shaft to rotate.
The phase-change heat storage medium in the utility model is low-melting-point paraffin or normal-temperature solid-liquid phase-change materials of calcium chloride hexahydrate.
The utility model discloses an electromagnetic stirring cup of thermoelectric generation compares the advantage that has with current technique and is:
The utility model discloses the thermoelectric generation stirring cup utilizes the cold and hot dihedral thermoelectric generation at the thermoelectric generation device through hot water in the cup, supplies power to the motor, and it is rotatory through switch starting motor, drives the rotatory magnetic force that produces of magnet that connects on the motor shaft, and the magnetic path rotation that drives in the inner bag stirs water or beverage in the cup to reach stirring and radiating purpose, save the time and the energy of stirring.
The stirring cup is provided with the storage battery and the switch, when high-temperature water is poured into the water cup, the temperature difference between the cold side and the hot side of the thermoelectric generation device is large due to high water temperature, and when the generated energy is larger than the electric quantity required by the normal rotation of the motor, the PCB distributes the surplus electric quantity to the storage battery for storage; when the water temperature in the water cup is reduced or the water cup is used for brewing milk type low-temperature drinks, and the electric quantity generated by the thermoelectric generation device cannot meet the normal rotation of the motor, the storage battery can output the stored electric quantity to the motor through the PCB so as to meet the normal operation of the motor; when the user does not need to stir, the switch can be closed, the motor can stop rotating, and the magnetic block stops stirring the liquid in the cup.
The utility model discloses a stirring cup seals between switch surface and shell and pastes the water proof membrane, and the switch is the structure of touch type, and such design makes stirring cup keep cup outer wall complete, can avoid having the problem that liquid caused the short circuit on soaking the cup circuit board when wasing.
Fourth, the utility model discloses a stirring cup simple structure, the cost of manufacture is low, convenient to use, the utility model discloses a stirring cup still has the function of magnetization cup.
Drawings
Figure 1 is the utility model discloses thermoelectric generation stirring cup cross-sectional structure sketch map.
in the above figures: 1-a handle; 2-a housing; 3, an inner container; 4-a magnetic block; 5, a magnet; 6-thermoelectric generation device; 7-heat storage medium container; 8, a storage battery; 9-phase change heat storage medium; 10, a motor; 11-a PCB board; 12-heat dissipation fins; 13-a switch; 14-waterproof membrane.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, but the present invention is not limited thereto.
Example 1: the utility model provides a thermoelectric generation's electromagnetic stirring cup, its structure is as shown in figure 1, including handle 1, shell 2, inner bag 3, thermoelectric generation device 6, magnet 5, magnetic path 4, motor 10 and PCB board 11, handle 1 is established on the shell, is equipped with the inner bag in the shell, and the upper portion of inner bag encases port on the shell. A slot is formed in the center of the thermoelectric power generation device, the hot surface of the thermoelectric power generation device is connected with the lower surface of the bottom of the inner container, and the cold surface of the thermoelectric power generation device is connected with the radiating fins 12; the motor is provided with an annular magnet 5 on a shaft; the annular magnet is arranged in the open slot at the center of the thermoelectric power generation device; the magnetic block 4 is arranged on the upper bottom surface of the inner container and corresponds to the annular magnet; the heat radiating fins 12 and the heat storage medium container 7 are both annular, and the motor 10 is placed in the space in the center of the annular heat storage medium container and fixed on a boss at the bottom of the shell; the heat radiating fins 12 are welded on the heat storage medium container 7 to form a closed container, and the phase change heat storage medium 9 is filled in the heat storage medium container; a PCB (printed Circuit Board) 11 and a storage battery 8 are arranged between the lower part of the heat storage medium container and the bottom of the shell; the switch 13 is arranged on the lower portion of the side face of the shell, a waterproof film 14 is sealed between the surface of the switch and the shell, the switch is of a touch structure, and the switch is used for controlling the motor. The PCB 11 is connected with the storage battery 8, the motor 10, the thermoelectric generation device 6 and the switch 13 through leads to form an in-cup circuit. The thermoelectric power generation device is used for generating power by the temperature difference formed by hot water in the cup on the cold and hot sides of the cup and supplying power to circuits in the cup, and surplus electric energy is stored in the storage battery; when the stirring is needed, the switch is turned on, the motor rotates to drive the magnet 5 to rotate, and the magnet generates magnetic force to drive the magnet block 4 in the inner container to rotate and stir liquid in the inner container.
Specifically, when the temperature of the boiled water is high when the boiled water is poured into the water cup, the temperature difference between the cold side and the hot side of the thermoelectric generation device 6 is large, and the generated energy is larger than the electric energy required by the normal rotation of the motor 10, the PCB 11 distributes the surplus electric energy to the storage battery 8 for storage, and when the temperature of the water in the water cup is reduced to the extent that the electric energy generated by the thermoelectric generation device cannot meet the normal rotation of the motor, the storage battery can output the stored electric energy to the motor through the PCB 11. When the beverage in the cup does not need to be stirred, the switch 13 can be closed, the motor 10 stops rotating, and the magnetic block 4 stops stirring the liquid in the cup; when the user drinks the low-temperature drink, the switch can be turned on to use the electric energy stored in the storage battery 8 for stirring.
The phase-change heat storage medium in the utility model is low-melting-point paraffin or normal-temperature solid-liquid phase-change materials of calcium chloride hexahydrate. In this example, a low melting paraffin wax was selected. Paraffin is the solid state at ordinary temperature, can melt into liquid about 30 ℃ gradually, and solid-state paraffin endotherm can melt gradually when radiating fin 12 conducts and comes the heat, and it is very little to melt process temperature variation, and only the temperature just can continue to rise after solid-state paraffin melts completely, consequently the utility model discloses in adopt the paraffin phase transition heat-retaining medium to compare in the liquid material that does not take place the phase transition, like water, the paraffin solid-liquid phase transition heat-retaining medium can absorb more heats and maintain a invariable low temperature with thermoelectric generation device cold junction in the longer time, for thermoelectric generation device provides better heat dissipation condition, produces higher output electric energy, can extend 20 minutes to by a few minutes with the churning time.
Example 2: the utility model provides an electromagnetic stirring cup for generating electricity by temperature difference, which has the same structure as that of the embodiment 1, and is different in that the radiating fins in the embodiment are connected with a heat storage medium container through resin adhesive to form a closed container; meanwhile, the phase-change heat storage medium 9 is solid calcium chloride hexahydrate, the solid calcium chloride hexahydrate is gradually melted into liquid at normal temperature and about 30 ℃, and the calcium chloride hexahydrate can absorb more heat and maintain the cold end of the thermoelectric generation device at low temperature for a long time, so that a better heat dissipation condition is provided for the thermoelectric generation device, higher output electric energy is generated, and the stirring time can be prolonged from 1-2 minutes to 10 minutes. Also, even when the user prepares a low-temperature drink, the switch can be turned on to use the electric energy stored in the storage battery 8 for stirring.
The electromagnetic stirring cup for temperature difference power generation has simple structure, saves energy and electricity; is convenient to carry and use.
Claims (3)
1. An electromagnetic stirring cup with thermoelectric generation is provided with a handle, a shell, an inner container, a thermoelectric generation device, a magnet block, a motor and a PCB, wherein the inner container is arranged in the shell, and the upper part of the inner container covers the upper port of the shell; the hot surface of the thermoelectric power generation device is connected with the lower surface of the bottom of the inner container, and the cold surface of the thermoelectric power generation device is connected with the radiating fins; the motor is arranged below the thermoelectric power generation device, and an annular magnet is arranged on a motor shaft; the magnetic block is arranged on the upper bottom surface of the inner container and corresponds to the annular magnet; the method is characterized in that: the center of the thermoelectric power generation device is provided with a slot, and the annular magnet is arranged in the slot; the heat radiating fins are connected to the heat storage medium container through welding or resin glue to form a closed container, and a phase change heat storage medium is filled in the heat storage medium container; the motor is arranged on a boss at the bottom of the shell; a PCB and a storage battery are arranged between the bottom of the heat storage medium container and the bottom of the shell; the lower part of the side surface of the shell is provided with a switch; the PCB is connected with the storage battery, the motor, the thermoelectric generation device and the switch through a lead to form an in-cup circuit; the thermoelectric power generation device is used for converting hot water heat energy in the cup into electric energy to supply power to a circuit in the cup, the surplus electric energy is stored in the storage battery, the switch is turned on when stirring is needed, the motor rotates to drive the magnet to rotate, and the magnet generates magnetic force to drive the magnetic block in the inner container to rotate to stir liquid in the cup.
2. The thermoelectric power generation electromagnetic stirring cup of claim 1, wherein: the radiating fins and the heat storage medium container are both annular.
3. The thermoelectric power generation electromagnetic stirring cup of claim 1, wherein: and a waterproof film is sealed between the surface of the switch and the shell, the switch is of a touch structure, and the switch is used for controlling the motor to drive the stirrer on the motor shaft to rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920535719.3U CN209750671U (en) | 2019-04-19 | 2019-04-19 | Thermoelectric generation's electromagnetic stirring cup |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920535719.3U CN209750671U (en) | 2019-04-19 | 2019-04-19 | Thermoelectric generation's electromagnetic stirring cup |
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| Publication Number | Publication Date |
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| CN209750671U true CN209750671U (en) | 2019-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920535719.3U Active CN209750671U (en) | 2019-04-19 | 2019-04-19 | Thermoelectric generation's electromagnetic stirring cup |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111528095A (en) * | 2020-06-03 | 2020-08-14 | 黎汉达 | Circulating illumination type plant in-vitro culture equipment |
| CN111631574A (en) * | 2020-06-02 | 2020-09-08 | 罗国海 | Controllable stirring cup based on thermoelectric effect |
-
2019
- 2019-04-19 CN CN201920535719.3U patent/CN209750671U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111631574A (en) * | 2020-06-02 | 2020-09-08 | 罗国海 | Controllable stirring cup based on thermoelectric effect |
| CN111631574B (en) * | 2020-06-02 | 2021-12-07 | 台州市轩信机械有限公司 | Controllable stirring cup based on thermoelectric effect |
| CN111528095A (en) * | 2020-06-03 | 2020-08-14 | 黎汉达 | Circulating illumination type plant in-vitro culture equipment |
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