CN-224219965-U - Thermal cycle electric oven

Abstract

The utility model is suitable for the technical field of electric ovens, and provides a thermal cycle electric oven, wherein a food accommodating cavity is formed in an oven shell, an electric arc generator is arranged at the bottom of the oven shell, an air cavity is formed at an electric arc generating end of the electric arc generator, an air inlet through hole is formed corresponding to the air cavity, the air cavity is communicated with the food accommodating cavity through the air inlet through hole, an opening is formed in the top of the oven shell, a hanging rod or a hanging hook is detachably connected to the top of the oven shell, an upper cover is arranged on the opening cover, a circulating cavity shell is arranged on the outer side of the bottom of the oven shell, a circulating cavity is formed between the circulating cavity and the oven shell, an air guide pipeline is communicated with the food accommodating cavity and the circulating cavity, and a fan head of a fan is arranged in the air cavity. Therefore, the thermal cycle electric oven generates high temperature under the condition of lower heating power, so that food is heated quickly and uniformly, the crust of the food is roasted and coked quickly, the moisture in the food is locked, and the taste of the food is ensured.

Inventors

• LIU WEIGUO
• LIU XIANG

Assignees

• 深圳市创星煌科技有限公司

Dates

Publication Date

20260512

Application Date

20250116

Claims (10)

1. 1. A thermal cycle electric oven comprising: The oven comprises an oven shell, an oven cavity, a hanging rod, a hanging hook, an upper cover and a lower cover, wherein a food accommodating cavity is formed in the oven shell, an arc generator is arranged at the bottom of the oven shell, and an arc generating end of the arc generator is positioned in the food accommodating cavity; The circulating cavity shell is arranged at the outer side of the bottom of the oven shell, the circulating cavity is formed between the circulating cavity shell and the oven shell, and the circulating cavity is communicated with the air cavity to form an air inlet channel; at least one air guide duct communicating the food accommodating chamber and the circulation chamber to form an air outlet passage; The fan head of the fan is arranged in the air cavity, the air outlet side of the fan head is close to the air inlet through hole, and the air inlet side of the fan head is close to the circulating cavity.
2. 2. The electric oven according to claim 1, wherein the air guide duct is provided at an inner wall of the oven housing and/or an inner wall of the circulation chamber housing, one end of the air guide duct extends toward the food accommodating chamber and extends to be close to a top of the oven housing, and the other end extends toward the circulation chamber and extends at least to be close to a top of the circulation chamber housing.
3. 3. The heat cycle electric oven of claim 1, further comprising an appliance cavity housing having an appliance cavity formed therein, wherein a power supply assembly and a motor of the fan are disposed in the appliance cavity, wherein the motor is electrically connected to the fan head, and wherein the power supply assembly is electrically connected to the arc generator and the motor, respectively.
4. 4. The heat cycle electric oven of claim 3, wherein the electric cavity housing comprises an electric cavity upper shell and an electric cavity lower shell, a first inner cavity of the electric cavity upper shell and a second inner cavity of the electric cavity lower shell form the electric cavity; The circulation cavity shell is provided with a through groove matched with the motor mounting groove, the through groove extends to the upper cavity, and the motor mounting groove is embedded into the through groove to close the through groove; The motor is located the lower chamber and set up in the motor mounting groove, the motor with be connected with the connecting rod between the fan head, the motor mounting groove orientation one side of logical groove seted up with the trompil of connecting rod looks adaptation.
5. 5. The heat cycle electric oven of claim 4, wherein the arc generator comprises a cathode conductor, at least one pair of electrodes, at least one insulated heat pipe, at least one conductive post, and at least one insulated heat pipe; at least one electrode mounting hole is formed in the bottom of the cathode conductive piece towards the circulating cavity; The cathode ion heads are clung to the inside of the electrode mounting holes and are arranged at one end far away from the circulating chamber, and the cathode ion heads are electrically connected with the cathode conductive piece; The insulating heat conduction pipe is of a hollow structure, the anode ion head corresponding to the cathode ion head is arranged in the insulating heat conduction pipe and is positioned at one end of the electrode mounting hole close to the circulating chamber; The cathode conductive piece, the electrode pair and the insulating heat conduction pipe form the electric arc generating end, the bottom of the cathode conductive piece faces the circulating cavity and is provided with the air cavity, and the top of the cathode conductive piece is provided with at least one air inlet through hole corresponding to the air cavity; One end of the anode ion head, facing the circulating chamber, is electrically connected with one end of the conductive column, and the outer peripheral wall of the conductive column is wrapped with the insulating heat insulation pipe; the cathode conductive piece is electrically connected with the power supply assembly, and the other end of the conductive column is electrically connected with the power supply assembly.
6. 6. The heat cycle electric oven of claim 5, wherein the electrode mounting holes are blind holes.
7. 7. The heat cycle electric oven of claim 5, wherein an end of the cathode ion head facing the anode ion head is in an inverted cone shape; The bottom of oven shell is towards food holds the protruding spacing ring that is provided with in chamber, the bottom of cathode electric conductor offer with spacing groove of spacing ring looks adaptation, spacing groove card goes into in the spacing ring.
8. 8. The heat cycle electric oven according to claim 5, wherein the electrode pairs are provided with a plurality of pairs, the electrode mounting holes are provided corresponding to the electrode pairs, and the plurality of electrode mounting holes are formed in a ring shape and are provided around the outer circumference of the air chamber; The conductive columns are arranged in a plurality corresponding to the electrode pairs, and the conductive columns form a ring shape.
9. 9. The heat cycle electric oven of claim 8, wherein the power supply assembly comprises: The circuit board is arranged in the second inner cavity of the lower shell of the electric appliance cavity, and an anode current circuit and a cathode current circuit are arranged on the circuit board; One end of the anode wire is electrically connected with the anode current circuit, and the other end of the anode wire is electrically connected with the shunt circuit board; the circulating cavity shell is provided with a plurality of mounting through holes matched with the conductive columns, and each conductive column passes through the corresponding mounting through hole and is electrically connected with the circulating cavity shell; And one end of the cathode wire is electrically connected with the cathode current circuit, and the other end of the cathode wire is electrically connected with the cathode conductive piece.
10. 10. The heat cycle electric oven of claim 5, wherein the cathode conductive member is made of a metal material, and the cathode conductive member has a truncated cone shape, a cylindrical shape, or a hemispherical shape.

Description

Thermal cycle electric oven Technical Field The utility model relates to the technical field of electric ovens, in particular to a thermal cycle electric oven. Background The electric oven suitable for household use in the prior art is a resistance type heating electric oven, has a characteristic when the resistance type heating is performed, and if long-term high-temperature heating is required and the resistance wire is not fused, the cross section of the resistance wire needs to be enlarged. According to the conductive property of the material, the cross section of the resistance wire is inversely proportional to the resistance, and when the cross section of the resistance wire is increased, the resistance becomes smaller, so that the current becomes larger during operation, and the heating power is proportionally amplified. The high-power resistance heating electric oven is difficult to heat food in families, so that the electric oven in the prior art has low temperature and uneven heating in the process of baking the food, and the surface of the electric oven can not be effectively coked to form crisp skin when baking some whole chickens, whole geese and whole ducks or pork or beef chunks, and can not lock moisture in the meat, so that the meat material has no taste. In summary, the existing structure is obviously inconvenient and defective in practical use, so that improvement is needed. Disclosure of utility model In view of the above-mentioned drawbacks, an object of the present utility model is to provide a thermal cycle electric oven, which uses the characteristic of arc heating to generate high temperature under the condition of low heating power, and the circulating air is heated in a circulating way so as to quickly raise the temperature to a preset temperature to bake food, and the circulating air heats the food, so that the food is heated uniformly, and the taste of the food is ensured. In order to achieve the above object, the present utility model provides a thermal cycle electric oven comprising: The oven comprises an oven shell, an oven cavity, a hanging rod, a hanging hook, an upper cover and a lower cover, wherein a food accommodating cavity is formed in the oven shell, an arc generator is arranged at the bottom of the oven shell, and an arc generating end of the arc generator is positioned in the food accommodating cavity; The circulating cavity shell is arranged at the outer side of the bottom of the oven shell, the circulating cavity is formed between the circulating cavity shell and the oven shell, and the circulating cavity is communicated with the air cavity to form an air inlet channel; at least one air guide duct communicating the food accommodating chamber and the circulation chamber to form an air outlet passage; The fan head of the fan is arranged in the air cavity, the air outlet side of the fan head is close to the air inlet through hole, and the air inlet side of the fan head is close to the circulating cavity. According to the thermal circulation electric oven, the air guide pipeline is arranged on the inner wall of the oven shell and/or the inner wall of the circulation cavity shell, one end of the air guide pipeline extends towards the food accommodating cavity and extends to be close to the top of the oven shell, and the other end of the air guide pipeline extends towards the circulation cavity and at least extends to be close to the top of the circulation cavity shell. The thermal cycle electric oven further comprises an electric appliance cavity shell, an electric appliance cavity is formed in the electric appliance cavity shell, a power supply assembly and a motor of the fan are arranged in the electric appliance cavity, the motor is electrically connected with the fan head, and the power supply assembly is electrically connected with the arc generator and the motor respectively. According to the thermal cycle electric oven, the electric appliance cavity shell comprises an electric appliance cavity upper shell and an electric appliance cavity lower shell, wherein a first inner cavity of the electric appliance cavity upper shell and a second inner cavity of the electric appliance cavity lower shell form the electric appliance cavity; The circulation cavity shell is provided with a through groove matched with the motor mounting groove, the through groove extends to the upper cavity, and the motor mounting groove is embedded into the through groove to close the through groove; The motor is located the lower chamber and set up in the motor mounting groove, the motor with be connected with the connecting rod between the fan head, the motor mounting groove orientation one side of logical groove seted up with the trompil of connecting rod looks adaptation. According to the thermal cycle electric oven, the arc generator comprises a cathode conductive member, at least one pair of electrodes, at least one insulating heat conductive pipe, at least one conductive post and at le