CN109497813B

CN109497813B - Power supply pot and using method thereof

Info

Publication number: CN109497813B
Application number: CN201811365202.0A
Authority: CN
Inventors: 龚昊; 袁帅
Original assignee: Yantai Haoyi Biotechnology Co ltd
Current assignee: Yantai Haoyi Biotechnology Co ltd
Priority date: 2018-11-16
Filing date: 2018-11-16
Publication date: 2020-08-04
Anticipated expiration: 2038-11-16
Also published as: CN109497813A

Abstract

The invention provides a power supply pot and a using method thereof. The air battery consists of an air battery shell, an electrolyte cavity and a circulating system, wherein electrolyte in the electrolyte cavity flows through the circulating system to heat the pot body; the second circulating pipeline and the heat-insulating plate in the circulating system form an additional heating device, and the heating wires wound on the second circulating pipeline form a main heating device. According to the invention, the electrolyte of the air battery flows through the second circulating pipeline, and when the air battery discharges, the heat generated by the electrolyte is used for preserving the heat of the pot body or heating the pot body at low temperature in a radiation mode through the second circulating pipeline, so that the energy is saved; meanwhile, the air battery supplies power to convert the electric energy into heat energy to provide more heat, and the electric heating wire heats the pot body at high temperature. In addition, the power supply pan can also be used as an emergency power supply in places with insufficient electric power.

Description

Power supply pot and using method thereof

Technical Field

The invention relates to a kitchen utensil, in particular to a power supply pot and a using method thereof.

Background

With the increasing energy consumption and environmental pollution, the demand of human beings for new clean energy is more urgent. The metal air battery is a clean energy battery, and has the advantages of rich raw material sources, environmental protection, low price and the like. When the metal air battery is used as a primary battery, the metal air battery can be used as an emergency reserve power supply, and is the best choice in outdoor emergency and areas without power supply. The metal-air battery can generate a large amount of heat during discharging, and particularly, the heat generated inside the battery pack with high power density and high energy density, which is formed by a plurality of single batteries, is higher. When the internal temperature of the battery is too high, electrolyte can be volatilized greatly, the capacity of the battery is reduced, meanwhile, the air electrode plate can be damaged, and the service life of the air electrode plate is influenced. In order to operate the battery in an optimal environment and ensure the service life of the battery, heat dissipation is usually performed through auxiliary facilities. In addition, people heat resources such as wood, coal and the like for food outdoors, and products generated by burning the resources cause environmental pollution, and the needed resources are inconvenient. Under the conditions of outdoor exploration or severe temperature and climate, people mostly eat raw and cold foods, and the demands for hot drinks and cooked foods are urgent.

Chinese patent CN 207168360U discloses an intelligent safe high-efficiency energy-saving electric cooker, which is provided with a storage battery, realizes the power generation function through an internal temperature difference power generation module and stores electric energy in the storage battery, ensures the normal use of the electric cooker when power is off, and does not influence the cooking or soup cooking; the electric cooker realizes the purpose of storing electric energy into the storage battery by utilizing the temperature difference module to generate electricity, thereby realizing the energy conservation. China CN 203088710U discloses a pressure cooker with power generation function, which utilizes the heat outside the pressure cooker to provide a temperature difference power source required by temperature difference power generation, converts the power into electric energy which can be directly stored in an air battery in a power box, conveniently provides power for illumination, a range hood, an air conditioner and the like, and saves energy.

Chinese patent CN 86291356U discloses an automatic steaming and heat preservation device of liquid electric heating type, specifically discloses an automatic electric cooker of liquid type, wherein the heating in the electric cooker is completed by a liquid electrolysis device, the temperature rises and boils under the action of electrolyte, sufficient steam is generated to complete the heating and heat preservation functions, and the steaming and cooking are realized by the steam to save electric energy.

In the prior art, although the electric cooker which utilizes the heat generated by electrolysis to heat is provided, the heating mode is single, only one heating device is provided, and the electric energy is not fully utilized.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provides a power supply pot which adopts different heating modes to finish heat preservation, low-temperature heating and high-temperature heating.

The technical means adopted by the invention are as follows: a power supply pan, comprising: the pot body is arranged in the shell; the main heating device and the additional heating device are arranged around the pot body; a battery for providing energy to the main heating means and the additional heating means; when the pan body heats food materials at high temperature, the main heating device heats the pan body or/and the additional heating device heats the pan body together; when the pot body is used for preserving heat or heating food materials at low temperature, the additional heating device is used for heating the pot body.

Optionally, the battery is an air battery comprising an air battery housing, an electrolyte chamber and a circulation system; electrolyte in the electrolyte chamber flows through the circulating system to heat the pot body; the air battery is preferably a metal air battery, and the electrolyte is preferably an electrolyte.

Optionally, the circulation system comprises a circulation pump, a first circulation conduit located before the circulation pump inlet, and a second circulation conduit located after the circulation pump outlet.

Optionally, the second circulating pipelines are arranged at the bottom and the side of the pot body to form the additional heat device; and transferring the heat carried by the electrolyte to the pot body in a heat radiation mode to keep the temperature of the pot body or heat the pot body at a low temperature.

Optionally, the main heating means comprises a heating wire wound around the second circulation pipe at the side of the pot; the battery supplies power and is used for heating the pot body at high temperature.

Optionally, the circulation system further comprises a filtering device, the filtering device is composed of a filtering net and a wedge-shaped chamber, an upper opening of the filtering device is open and is matched with the first circulation pipeline, and the filtering net is placed on a wedge-shaped surface of the wedge-shaped chamber; the filter device is preferably a filter box which is arranged at the bottom of the shell and can be detached and cleaned after the discharge is finished.

Optionally, the circulation system further comprises a switch, the switch is composed of a baffle, a stay bar and a motor, and a temperature sensor is arranged at the front end of the baffle; the baffle is positioned at the inlet of the first circulating pipeline and is connected with the motor through the support rod, and the motor is arranged at the lower part of the shell.

Optionally, the circulating pump is placed at the upper position of the motor in the middle of the shell, an inlet of the circulating pump is connected with an outlet of the filtering device, and an outlet of the circulating pump is connected with an inlet of the second circulating pipeline.

Optionally, the additional heating device further comprises a heat insulation plate, the heat insulation plate is arranged between the liquid cooling plate and the pan body, and the pan body is wrapped in the heat insulation plate; the heat preservation plate preserves heat of the pot body on one hand, and prevents the heat from being dissipated too fast; on the other hand, the heated board separation the pot body with the contact of liquid cooling plate prevents to give the electrolyte after the cooling with heat transfer.

Optionally, the circulation system further comprises a liquid cooling plate, the liquid cooling plate is arranged between the inner side inner wall of the electrolyte chamber and the heat insulation plate, an inlet of the liquid cooling plate is connected with an outlet of the second circulation pipeline, and an outlet of the liquid cooling plate leads to the electrolyte chamber; and further cooling the electrolyte after circulating heat dissipation and then circulating the electrolyte to the electrolyte chamber to prevent the electrolyte in the second circulating pipeline from being overhigh in temperature.

Optionally, the housing further comprises a housing upper cover, and a USB interface capable of supplying power to an external device is reserved on the housing upper cover; can supply power for the external equipment.

The invention also provides a using method of the power supply pot, which comprises the following steps:

1) injecting electrolyte into the electrolyte chamber, closing the upper cover of the shell, and starting discharging the air battery, wherein the circulating system does not work at the moment;

2) when the air battery discharges to the indicating device to send a signal, the circulating system starts to work to enable the electrolyte to fill the circulating pipeline;

3) when the food materials in the pot body are heated at the heat preservation or low temperature, the air battery discharges, and the electrolyte flows through the circulating pipeline to heat the pot body in a heat radiation mode;

4) when the food materials in the pot body are heated at high temperature, the heating wires intervene in the work, and the pot body is continuously heated or/and the circulating pipeline jointly heats the pot body.

Compared with the prior art, the invention has the following beneficial effects:

(1) when the power supply pot is used for heat preservation or low-temperature heating, the pot body is heated in a heat radiation mode by utilizing the electrolyte to flow through the second circulating pipe; when the power supply pot is heated at high temperature, the air battery is used for directly supplying power to the heating wire, and electrolyte circulation heat radiation assistance can be selectively performed; different modes of operation employ different heating regimes.

(2) The power supply pot of the invention fully utilizes the heat generated by the metal fuel cell during discharging in a thermal cycle mode, and reduces the internal temperature of the metal air cell during discharging.

(3) The heat-insulating plate in the power supply pot can prevent the heat from being dissipated too fast, and prolong the heat-insulating time of the pot body; meanwhile, the contact between the pot body and the liquid cooling plate can be prevented, and heat is prevented from being transferred to the cooled electrolyte.

(4) The liquid cooling plate in the power supply pot further cools the electrolyte after the circulation heat dissipation and then circulates the electrolyte to the electrolyte chamber, so that the electrolyte in the second circulation pipeline is prevented from being overhigh in temperature.

(5) The filtering device in the circulating system is detachable, and after the air battery is discharged, the filtering device can be detached and cleaned, so that the internal resistance of the air battery is reduced, and the service life of the air battery is prolonged.

(6) The power supply pot can be used as an external device for supplying power and an emergency power supply for places with power shortage.

Drawings

Fig. 1 is a schematic structural diagram of a power supply pan in the embodiment of the invention.

Fig. 2 is a schematic top view of a rotary switch according to an embodiment of the present invention.

FIG. 3 is a schematic top view of a cartridge according to an embodiment of the present invention.

Fig. 4 is a schematic top view of the power supply pan according to the embodiment of the invention.

Wherein: 1. the battery comprises a battery shell, a battery shell upper cover, a battery shell, a battery positive electrode column, a metal plate buckle, a control circuit board, a battery negative electrode plate, a temperature sensor, a supporting rod, a stepping motor, a baffle plate, a filter screen, a wedge-shaped cavity, a first circulating pipeline, a circulating pump, a second circulating pipeline, a heating wire, a heat insulation plate, a liquid cooling plate, a pan and a liquid outlet, wherein the battery positive electrode column is 2, the metal plate buckle is 3, the control circuit board is 4, the air negative electrode plate is 5, the temperature sensor.

The specific implementation mode is as follows:

the technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, belong to the scope of the present invention.

In one embodiment of the present invention, a power supply pan is provided, as shown in fig. 1 to 4, including: the heating device comprises a shell, an air battery, a main heating system, an additional heating system, a pot body and the like. Specifically, the pan body is preferably a pan 18 made of stainless steel.

The air battery is preferably a metal air battery or a metal fuel battery, and comprises a metal anode plate, an air cathode plate 5, an electrolyte chamber and a circulating system; wherein, the metal anode plate is preferably made of metal materials such as magnesium, aluminum, zinc, lithium and the like; the air cathode sheet 5 is prepared by mixing a catalyst, a conductive agent, an adhesive and a thickening agent in a solvent to form slurry, coating the slurry on a metal nickel mesh, and performing pressurization and heat treatment processes; the prepared air cathode sheet 5 is adhered to the opening of the air electrode of the shell by waterproof glue, and the conducting sheet is connected with the anode pole 2; the metal anode plate is connected to the anode pole 2 through a metal plate buckle 3.

In this embodiment, the circulation system includes a first circulation pipe 12, a second circulation pipe 14, and a circulation pump 13; the first circulating pipeline 12 is located in front of an inlet 13 of the circulating pump and is mainly used for circulating, precipitating and filtering electrolyte, and the second circulating pipeline is located behind an outlet 13 of the circulating pump and is arranged at the bottom and the side of the pot body to transfer heat carried by the electrolyte liquid to the pot body in a heat radiation mode for heating.

In this embodiment, the heating wire 15 is wound around the second circulation pipe 14 and is disposed at the side of the pot body.

In the embodiment of the prior art of the chinese patent CN 207168360U, the electric rice cooker comprises an outer pot 2, a middle pot 3, an inner pot 5 for holding food, a pot handle 4, a handle 7 and a pot ear 1, wherein an electrolysis device is arranged at the bottom of the electric rice cooker, and the electrolysis device comprises an electrolysis cell 21, an electrolyte 13, an electrode 15, a power socket 9 arranged on the outer wall of the outer pot 2, an indicator light induction electrode 14 and a work indicator light 8 connected with the electrode 14. An apertured 16-guard is provided at the upper portion of the cell 21 to prevent debris from falling into the cell 21. The side wall of the electrolytic cell 21 is provided with a heat preservation water return hole 17, a quick water return hole 12 with a wood plug, and an electric grounding sheet 11 for safety protection.

The working principle is as follows: after the power is turned on, the electrolyte is vaporized by electrolysis (the electrolyte remains in the electrolytic cell), and the steam heats the food. An amount of electrolyte is added depending on the amount of food steamed. After the liquid is evaporated, the power supply is automatically cut off. The condensed water 10 after the steam condensation is collected and flows back to the electrolytic cell 21 through the heat preservation water return hole 17, then the power supply is switched on again, and the electrolyte is evaporated. Condensation and evaporation are carried out in a circulating way, so that the purpose of heat preservation is achieved. When the power is turned on and current flows, the indicator lamp 8 is lighted by the electrode 14, indicating that heating is proceeding. When steaming again, the wooden plug on the quick return water hole 12 is pulled off, so that the condensed water flows into the electrolytic cell 21 quickly and a small amount of water is replenished.

Therefore, the electric cooker can evaporate water in the electrolyte to circularly finish heat preservation through electrolytic heating, and finish high-temperature steaming and cooking through power supply, thereby playing the role of saving energy. In the embodiment of the application, the power supply pot fully utilizes the heat generated by the metal fuel cell during discharging in a thermal circulation mode, so that the internal temperature of the metal air cell during discharging is reduced, and various heating modes can be realized, namely, when the power supply pot is heated at a heat preservation or low temperature, electrolyte flows through the second circulating pipe to heat the pot body in a thermal radiation mode; when the power supply pot is heated at high temperature, the air battery is utilized to directly supply power to the heating wire, and meanwhile, the electrolyte circulation heat radiation assistance is selectively carried out. Compared with the prior art, the energy sources used in the method are different, the embodiment in the application completely utilizes the air battery as the energy source and fully utilizes the energy generated in the air battery during electrolysis, and the Chinese patent CN 207168360U utilizes the power source as the energy source; secondly, the heating modes are different, in the embodiment of the application, the electric heating wire is used for high-temperature heating, meanwhile, the electrolyte can be selected to be supplemented for circular heating, the electrolyte is adopted for circular heating during heat preservation or low-temperature heating, and the Chinese patent CN 207168360U uses the circulation of water vapor evaporated by the electrolysis heat to realize heat preservation or high-temperature heating; therefore, the beneficial effects of the embodiment of the invention are obvious.

In an optional embodiment, the circulating system further comprises a filtering device, the filtering device mainly comprises a filter screen 10 and a wedge-shaped chamber 11, the upper opening of the filtering device is open and is matched with the first circulating pipeline 12 and the second circulating pipeline 14; a screen 10 is placed on the wedge surface of the wedge-shaped chamber 11, which is used to collect the sediment produced during the discharge. During the discharging process of the air battery, milky precipitate is generated, and simultaneously, along with the consumption of the metal anode plate, impurities doped in the metal anode plate are precipitated, and if the impurities are accumulated in the shell for a long time, the internal resistance of the battery is increased. As the electrolyte flows, impurities pass through the screen 10, filtering all the precipitate into the wedge-shaped chamber 11; the filtering device is arranged at the bottom of the shell, and can be detached and cleaned after the discharge is finished.

In an optional embodiment, the circulating system further comprises a rotary switch, the rotary switch is composed of a baffle plate 9, a support rod 7 and a stepping motor 8, and the front end of the baffle plate 9 is provided with a temperature sensor 6. The baffle 9 is positioned at the inlet of the first circulating pipeline 12 and is connected with the stepping motor 8 through the support rod 7, and the stepping motor 8 is arranged at the lower part of the shell. The temperature sensor 6 monitors the temperature of the electrolyte in the shell in real time, and the opening of the baffle 9 is adjusted by controlling the forward and reverse rotation of the stepping motor 8, so that the inlet of the first circulating pipeline 12 is opened or closed.

Specifically, the circulating system also comprises a control system with a control circuit board 4, an electrode column interface and a USB socket are reserved on the control circuit board 4, and the control circuit board 4 is arranged above the shell; the control system comprises a temperature control module, a circulating system start-stop module and a rectification voltage-stabilizing module; the temperature control module controls the start and stop of the circulating pump 13 and sends a signal to the control module of the stepping motor 8 through a signal transmitted by the temperature sensor 6 arranged at the front end of the baffle 9; the control module of the stepping motor 8 controls the stepping motor 8 to open or close the rotary switch through temperature signal transmission; the rectification and voltage stabilization module is used for outputting the electric quantity released by the air battery after rectification and voltage stabilization. The heating wire 15 is connected to the control circuit board 4 and is powered by an air battery for high temperature heating.

In an optional embodiment, the additional heating device further comprises a heat insulation plate 16, the heat insulation plate 16 is arranged between the liquid cooling plate 17 and the pot body, and the pot body is wrapped in the heat insulation plate 16; the heat preservation plate 16 preserves heat of the pan body on one hand, and prevents the heat from being dissipated too fast; on the other hand, the insulation board 16 prevents the pot body from contacting the liquid cooling board 17, and heat is prevented from being transferred to the cooled electrolyte.

Specifically, the circulating system further comprises a liquid cooling plate 17, the liquid cooling plate 17 is arranged between the inner side wall of the electrolyte chamber and the heat insulation plate 16, an inlet of the liquid cooling plate 17 is connected with an outlet of the second circulating pipeline 14, and an outlet of the liquid cooling plate 17 leads to the electrolyte chamber; the electrolyte after circulating heat dissipation is further cooled and then circulated to the electrolyte chamber, so as to prevent the temperature of the electrolyte in the second circulation pipeline 14 from being too high.

In an optional embodiment, the housing further includes a battery housing upper cover 1, and a USB interface capable of supplying power to the external device is reserved on the battery housing upper cover 1 and is capable of supplying power to the external device.

The power supply pan in the embodiment of the invention is used according to the following method:

1) the prepared air cathode sheet 5 is adhered to the opening of the air electrode of the shell by waterproof glue, and the conducting sheet is connected with the anode pole 2; the metal anode plate is connected to the anode electrode column 3 through the metal plate buckle 3, electrolyte is injected into the electrolyte chamber, the circulating pump 13 and the stepping motor 8 do not work at the moment, the baffle 9 props against the opening of the first circulating pipeline 12, the upper cover 1 of the battery shell is buckled, and the air battery starts to discharge after reaction;

2) when the air battery generates electrochemical reaction discharge until an indicator light of the battery shell upper cover 1 is turned on, the circulating pump 13 is turned on, the stepping motor 8 is driven to operate the support rod 7 to jack the baffle 9, so that the first circulating pipeline 12, the second circulating pipeline 14 and the whole liquid cooling plate 17 are filled with electrolyte until the electrolyte flows out of the liquid outlet 19, the battery shell upper cover 1 is opened to supplement the electrolyte and is kept below the electrolyte scale of the inner wall of the shell, the liquid outlet 19 of the electrolyte circulation is ensured not to be submerged by the electrolyte, and the electrolyte stored in the first circulating pipeline 12, the second circulating pipeline and the liquid cooling plate 17 can play a role in supplementing the electrolyte;

3) when the pan 18 keeps the temperature of food or heats the food at low temperature, the air battery starts to generate electrochemical reaction discharge, and when the internal temperature rises to the temperature threshold set by the temperature sensor 6, the temperature sensor 6 transmits a signal to the control circuit board 4, and the control system sends an instruction to drive the stepping motor 8 to rotate, so that the support rod 7 is operated to prop open the baffle 9; meanwhile, the circulating pump 13 is started, the electrolyte flows into the filtering device from the electrolyte chamber, and then flows through the filter screen 10 to collect the precipitate into the wedge-shaped chamber 11; the filtered electrolyte flows into a second circulating pipeline 14 through a first circulating pipeline 12 and a circulating pump 13, the pan 18 is heated in a heat radiation mode, and the electrolyte flows back to an electrolyte chamber after heat dissipation to continuously participate in electrochemical reaction;

4) when the temperature in the electrolyte chamber is lower than the threshold value set by the temperature sensor 6, the temperature sensor transmits the acquired signal to the control circuit board 4, the control circuit board 4 sends a signal to the stepping motor 8 and the circulating pump 13, at the moment, the stepping motor 8 rotates reversely, the support rod 7 is retracted, the baffle 9 is driven to abut against the inlet of the first circulating pipeline 12, and meanwhile, the circulating pump 13 stops working; the heat insulation plate 16 can prolong the heating time of the electrolyte in the second circulating pipeline 14 to the pot body 18;

5) when the food materials need to be heated at high temperature, the heating wire 15 is involved in working, and the electric energy released by the air battery supplies power to the heating wire 15 through the control circuit board 4, so that the pan 18 is continuously heated; at this time, whether the circulation system works depends on the temperature signal monitored by the temperature sensor 6, in order to prevent the temperature of the electrolyte in the second circulation pipe 14 from being too high, a liquid cooling plate 17 is arranged between the shell and the heat insulation plate 16, and the electrolyte returns to the electrolyte chamber after being cooled by the liquid cooling plate 17.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A power supply pan, comprising: the pot body is arranged in the shell;

the main heating device and the additional heating device are arranged around the pot body;

a battery for providing energy to the main heating means and the additional heating means;

the method is characterized in that: when the pan body heats food materials at high temperature, the main heating device heats the pan body or/and the additional heating device heats the pan body together; when the pot body is used for preserving heat or heating food materials at low temperature, the additional heating device is used for heating the pot body; the battery is an air battery which comprises an air battery shell, an electrolyte chamber and a circulating system; electrolyte in the electrolyte chamber flows through the circulating system to heat the pot body; the circulating system comprises a circulating pump, a first circulating pipeline and a second circulating pipeline, wherein the first circulating pipeline is positioned in front of the inlet of the circulating pump, and the second circulating pipeline is positioned behind the outlet of the circulating pump; the second circulating pipelines are arranged at the bottom and the side part of the pot body to form the additional heat device; the main heating device includes a heating wire wound on the second circulation pipe at the side of the pot body.

2. The power supply pan of claim 1, wherein: the circulating system further comprises a filtering device, the filtering device is composed of a filtering net and a wedge-shaped cavity, the upper opening of the filtering device is opened and matched with the first circulating pipeline, and the filtering net is placed on the wedge-shaped surface of the wedge-shaped cavity.

3. The power supply pan of claim 2, wherein: the circulating system also comprises a switch, the switch consists of a baffle, a stay bar and a motor, and a temperature sensor is arranged at the front end of the baffle; the baffle is positioned at the inlet of the first circulating pipeline and is connected with the motor through the support rod, and the motor is arranged at the lower part of the shell.

4. The power supply pan of claim 3, wherein: the circulating pump is arranged at the upper part of the motor in the middle of the shell, the inlet of the circulating pump is connected with the outlet of the filtering device, and the outlet of the circulating pump is connected with the inlet of the second circulating pipeline.

5. The power supply pan of claim 1, wherein: the additional heating device further comprises a heat insulation plate, the heat insulation plate is arranged between the liquid cooling plate and the pot body, and the pot body is wrapped in the heat insulation plate.

6. The power supply pan of claim 5, wherein: the circulating system further comprises a liquid cooling plate, the liquid cooling plate is arranged between the inner side inner wall of the electrolyte chamber and the heat insulation plate, an inlet of the liquid cooling plate is connected with an outlet of the second circulating pipeline, and an outlet of the liquid cooling plate leads to the electrolyte chamber.

7. The power supply pan of claim 1, wherein: the shell further comprises a shell upper cover, and a USB interface capable of supplying power for external equipment is reserved on the shell upper cover.

8. A method of using the power supply pan of any one of claims 1-7, comprising the steps of: