CN201171606Y - New electric coffee maker - Google Patents

Abstract

A novel electric coffee pot includes a heating component and a heating water tank. The heating component is a semiconductor cooling chip, and the heating surface of the semiconductor cooling chip is in direct contact with the wall of the heating water tank. It also includes a heat collecting plate, on which a number of heat collecting fins are distributed, and the cooling surface of the semiconductor cooling chip is close to the heat collecting plate. It also includes a fan, which is arranged under the heat collecting fins. It also includes a brewing cup and a thermos cup, the outlet pipe of the heating water tank is connected with the water inlet of the brewing cup, and the water outlet of the brewing cup is connected with the water inlet of the thermos cup. Also included is a resistive heating plate positioned adjacent to the thermos cup. It also includes a transformer rectifier and a power regulator connected with semiconductor refrigeration chips. The utility model uses a semiconductor refrigeration chip for heating, and its energy efficiency ratio can reach about 1.5. Compared with the traditional thermoelectric coffee pot, it can save energy by about 33%. The utility model has the advantages of simple structure, small volume, light weight, convenient use and remarkable energy-saving effect.

Description

New electric coffee maker

technical field

The utility model belongs to the field of electrical appliances, in particular to an electric coffee pot.

Background technique

Coffee pot has been widely used all over the world as a kind of small household electrical appliance. At present, almost all coffee pots at home and abroad adopt the principle of resistance heating. The characteristic of this principle is that all the heat required for heating coffee comes from electric energy, that is, the ratio of the consumed electric energy to the energy required for heating food is 1. Therefore, the power consumption of a large number of coffee pots is considerable. With the increasingly tense global energy situation, it is particularly necessary to develop energy-saving electric coffee pots, and new energy-saving products will have greater market potential.

Utility model content

The purpose of the utility model is to provide a novel electric coffee pot, which has obvious energy-saving effect compared with the traditional thermoelectric coffee pot.

For achieving above object, the solution of the present utility model is:

A novel electric coffee pot includes a heating component and a heating water tank. The heating component is a semiconductor cooling chip, and the heating surface of the semiconductor cooling chip is in direct contact with the wall of the heating water tank.

Further, it also includes a heat collecting plate, on which a plurality of heat collecting fins are distributed, and the cooling surface of the semiconductor refrigeration chip is in close contact with the heat collecting plate.

It also includes a fan, which is arranged under the heat collecting fins.

It also includes a brewing cup and a thermos cup, the outlet pipe of the heating water tank is connected with the water inlet of the brewing cup, and the water outlet of the brewing cup is connected with the water inlet of the thermos cup.

Also included is a resistive heating plate positioned adjacent to the thermos cup.

It also includes a transformer rectifier and a power regulator connected with semiconductor refrigeration chips.

Specifically, the utility model can be composed of a base, a fan, a semiconductor refrigeration chip, a heat collecting plate, a heat collecting fin, a water tank, a brewing cup, a thermos cup, a resistance heating plate, a transformer rectifier, and a power regulator. The hot side faces up and the cold side faces down. The hot side is directly in contact with the water in the water tank. The cold side is close to the heat collecting plate. There are multiple heat collecting fins distributed on the heat collecting plate. The fan is installed under the heat collecting fins. , the coffee in the water tank can enter the brewing cup through the drain pipe, and the coffee brewed in the brewing cup can flow into the thermos cup. The resistance heating plate is placed in the body, and the position is close to the thermos cup. regulator, the water in the water tank enters through the water inlet, and the remaining water is discharged through the water outlet 6.

Due to the adoption of the above technical solutions, the utility model has the following beneficial effects:

The semiconductor refrigeration chip is used for heating, and the semiconductor refrigeration chip is connected to direct current. Its hot surface temperature rises rapidly and can quickly transfer heat to the water in the water tank. Its cold surface is close to the heat collecting plate, between the heat collecting fins and Under the action of the fan, it can absorb the heat in the air and use it to heat food, so its energy efficiency ratio can reach about 1.5, that is, 1.5 times the heating effect can be obtained by consuming 1 part of electric energy. Therefore, compared with the traditional thermoelectric coffee maker, it can save energy by about 33%. The utility model has the advantages of simple structure, small volume, light weight, convenient use and remarkable energy-saving effect, and will have a very broad market prospect.

Description of drawings

Fig. 1 is a schematic structural view of an embodiment of the utility model.

(1. Base 2. Fan 3. Heat collector fin 4. Heat collector plate 5. Semiconductor refrigeration chip 6. Drain outlet 7. Water tank 8. Water inlet 9. Water outlet pipe 10. Brewing cup 11. Bracket 12. Thermos cup 13. Resistance heating plate 14. Electric wire. 15 Transformer rectifier 16. Power regulator)

Detailed ways

Below in conjunction with the embodiment shown in the accompanying drawings the utility model is further described.

In the utility model, the main heating part of the traditional electric coffee pot is replaced with a semiconductor refrigeration chip 5, and the two sides of the semiconductor refrigeration chip 5 are covered with ceramic sheets. According to the current direction of the transformer rectifier 15, semiconductor refrigeration can be realized. The top of the chip is a hot surface, and the bottom is a cold surface. At the same time, the heating power of the semiconductor refrigeration chip 5 can be adjusted by the size of the output current of the power regulator 16 transformer rectifier 15 .

When the transformer rectifier 15 is connected to the AC power, the semiconductor refrigeration chip 5 obtains a DC power supply and starts to work. At the same time, heating and cooling are performed on the upper and lower sides respectively. The surface directly contacts with the wall surface of the water tank 7, so it can quickly transfer heat to the water in the water tank 7 and make the water temperature rise to about 100°C; temperature, under the action of temperature difference, the cooling surface of the semiconductor refrigeration chip 5 can absorb heat from the heat collecting plate 4, and after the heat collecting plate 4 transfers the heat to the semiconductor refrigeration chip 5, its own temperature decreases, and the distribution on the heat collecting plate 4 The plurality of heat collecting fins 3 are all materials with good thermal conductivity, so their surface temperature is lower than the temperature of the surrounding air. Absorb heat from the surrounding air, and these heats are finally transferred to the water in the water tank 7 through the hot surface of the semiconductor refrigeration chip 5; The outlet pipe 9 of 7 flows into the brewing cup 10; the water outlet of the brewing cup 10 is connected with the water inlet of the thermos cup 12, and the brewed coffee can flow into the thermos cup 12, and the thermos cup 12 is placed on the resistance heating plate Above 13, the power of the resistance heating plate 13 is very small, and the electric wire 14 directly provides alternating current and works. The main function is to keep the thermos cup 12 at a set temperature. The semiconductor cooling chip 5 provides DC power, and the transformer rectifier 15 is provided with a power regulator 16. Under the action of the power regulator 16, the output current of the transformer rectifier 15 can be changed, thereby realizing the adjustment of the power for heating coffee.

The above description of the embodiments is for those of ordinary skill in the technical field to understand and use the utility model. It is obvious that those skilled in the art can easily make various modifications to these embodiments, and apply the general principles described here to other embodiments without creative efforts. Therefore, the utility model is not limited to the above-mentioned embodiments, and the improvements and modifications made by those skilled in the art according to the disclosure of the utility model should be within the protection scope of the utility model.

Claims (6)

1. A new type of electric coffee pot, including a heating component and a heating water tank, characterized in that: the heating component is a semiconductor cooling chip, and the heating surface of the semiconductor cooling chip is directly in contact with the wall of the heating water tank. 2. The new electric coffee pot according to claim 1, characterized in that it also includes a heat collecting plate, on which a number of heat collecting fins are distributed, and the cooling surface of the semiconductor refrigeration chip is close to the heat collecting plate . 3. The new electric coffee pot according to claim 2, characterized in that it further includes a fan, which is arranged under the heat collecting fins. 4. The new electric coffee pot according to claim 2, characterized in that it also includes a brewing cup and a thermos cup, the outlet pipe of the heating water tank is connected to the water inlet of the brewing cup, and the water outlet of the brewing cup is connected to the water inlet of the brewing cup. The water inlet of this thermos cup is connected. 5. The novel electric coffee pot according to claim 4, further comprising a resistance heating plate, which is located close to the thermos cup. 6. The novel electric coffee maker according to any one of claims 1 to 5, characterized in that it further comprises a transformer rectifier and a power regulator connected to the semiconductor cooling chip.

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