CN217645039U - Air frying pan cold air system structure - Google Patents

Abstract

The utility model relates to a deep fryer cold wind system architecture is not good enough to the inside volute shape insulating layer structural design of aircraft nose that solves current same kind of product, leads to in the aircraft nose heat dissipation, the not good enough technical problem of forced air cooling effect and designs. The structure is characterized in that the top of a plastic heat insulation layer of the structure is upwards protruded to form a volute groove in a volute shape, one side of the volute groove is provided with an air outlet, a motor groove which is sunken and protruded is arranged on the circular surface in the middle of the top of the plastic heat insulation layer, the height of the volute groove is larger than that of the motor groove, the volute groove is obliquely communicated with the air outlet from the middle annular groove of the outer diameter of the motor groove in the volute groove to one side, a shaded pole motor and a motor winding are arranged in the motor groove of the plastic heat insulation layer, the inner wall of the motor groove is provided with a hollowed hole, and a cold air channel is arranged between the motor groove and the shaded pole winding; the step ring face of the outer side of the top of the spiral case groove of the plastic heat insulation layer is provided with a temperature control probe hole, a heating hole inserting piece hole and a mounting column, and one side of the step ring face of the plastic heat insulation layer is provided with a transition flat key edge groove.

Description

Air frying pan cold air system structure

Technical Field

The utility model relates to a cold wind structure of an air frying pot, in particular to a cold wind system structure of an air frying pot.

Background

The air fryer is a novel household appliance for frying food by utilizing a high-speed air circulation technology, the oil of the food made by the air fryer can be reduced by 80 percent compared with that of the traditional electric fryer, the air fryer is easy to clean in daily use, is safe and economical, and is popular with people. The machine head of the existing air fryer is internally provided with a circuit board, a heating element, a motor, a hardware centrifugal fan blade, a plastic heat-insulating layer and a hardware heat-insulating layer; as disclosed in chinese patent document application No. 201721195935.5, publication No. 2018.09.07, utility model entitled "cooling mechanism for outer shell of air fryer"; further, as disclosed in chinese patent application No. 202121555494.1, granted publication No. 2021.12.21, utility model entitled "a novel steam air-frying type oven cold air channel"; and as the application number 202122048002.6 disclosed in chinese patent literature, issue date 2022.02.08, utility model name "constant temperature fermentation cooking utensil"; the structural design of the heat insulation layer inside the machine head of the air fryer and the like is poor, so that the heat dissipation effect of the motor winding with the volute structure is poor, and the motor space occupies a large area.

Disclosure of Invention

In order to overcome the defects, the utility model aims to provide an air fryer cold air system structure in the field, which makes the structure design of the internal volute thermal insulation layer of the machine head of the existing similar product not good enough, leads to the heat dissipation in the machine head and the air cooling effect not good enough, and occupies a larger technical problem in the motor space. The purpose is realized by the following technical scheme.

A body of the structure is a plastic heat insulation layer, the plastic heat insulation layer is arranged in a machine head cavity of a machine body above a pot body, and a cover opening of the plastic heat insulation layer is sleeved with a cover opening of a hardware heat insulation inner layer at a cavity opening of the machine head cavity; the structure design key points are that the top of the plastic heat insulation layer protrudes upwards to form a volute groove in a volute shape, one side of the volute groove is provided with an exhaust port, a motor groove protruding downwards is arranged on the middle round face of the top of the plastic heat insulation layer, the height of the volute groove is larger than that of the motor groove, the volute groove is obliquely communicated with the exhaust port integrally from one side to one side through an annular groove in the middle of the outer diameter of the motor groove in the volute groove, a motor winding is arranged at the motor position of the shaded pole motor, the shaded pole motor and the motor winding are arranged in the motor groove of the plastic heat insulation layer, a hollowed hole is formed in the inner wall of the motor groove, and a cold air channel is formed between the motor groove and the shaded pole winding. The plastic heat insulation layer of the structure adopts a volute type appearance structure and a sunken motor mounting platform, so that the motor winding is positioned in the cold air channel, the temperature of the motor winding is effectively reduced, and the service life is prolonged; the volute groove at the bottom of the motor groove in the plastic heat insulation layer can also be provided with the following plastic centrifugal fan blade structure.

And a temperature control probe hole, a heating hole inserting sheet hole and a mounting column are arranged on the step ring surface on the outer side of the top of the volute groove of the plastic heat insulation layer. The structure is convenient for the plastic heat insulation layer to be fixed in the machine head of the machine body through the mounting column, the temperature control probe hole of the plastic heat insulation layer is used for stretching the temperature control probe and mounting, and the heating hole inserting piece hole of the plastic heat insulation layer is used for stretching the end part of the heating tube and mounting.

A transition flat key edge groove is formed in one side of the step ring face of the plastic heat insulation layer, a circuit board is arranged in a machine head cavity at the transition flat key edge groove of the plastic heat insulation layer, and a touch screen window is arranged on a machine body corresponding to the circuit board. The structure is convenient for the plastic heat insulation layer to be further fixed in the machine head of the machine body and is convenient for the installation of the circuit board in the machine head.

The plastic centrifugal fan blade is arranged at the annular volute channel position corresponding to the shape between the bottom of the motor groove of the plastic heat insulation layer and the volute groove, namely the plastic centrifugal fan blade is arranged at the annular part of the annular volute channel, the diameter of the motor groove is smaller than the diameter of the inner side groove of the plastic centrifugal fan blade, the bottom of the motor groove of the plastic heat insulation layer is protruded to be positioned in the inner side groove of the plastic centrifugal fan blade, and the plastic centrifugal fan blade is a through-flow impeller. The inner wall of the disc groove of the through-flow impeller is provided with impeller blades which are bent inwards in an arc shape, the wall of the disc opening groove between the impeller blades is provided with a through hole, and the disc surface in the disc groove of the through-flow impeller is provided with a decorative hole.

The utility model has reasonable structural design, convenient assembly and production, wide application range and good heat dissipation and air cooling effects; the plastic heat-insulating layer is mainly used as a plastic heat-insulating layer in a machine head in an air fryer cold air system structure, and is used for improving the structure of similar products.

Drawings

Fig. 1 is a bottom structure diagram of the present invention.

Fig. 2 is a schematic top structure diagram of the present invention.

Fig. 3 is a schematic cross-sectional structural view of an embodiment of the present invention, in which a portion a is framed and arrows are directions of exhaust and heat dissipation.

Fig. 4 is an enlarged schematic view of a portion a of fig. 3.

Reference numbers and designations: 1. the cover-pole motor comprises a cover-pole motor body, 2 a plastic heat insulation layer, 201 a volute groove, 202 an exhaust port, 203 a motor groove, 204 a temperature control probe hole, 205 a heating hole inserting piece hole, 206 a mounting column, 207 a transition flat key edge groove, 3 a hardware heat insulation inner layer, 4 an annular heating pipe, 5 a pot body, 6 a hardware centrifugal fan blade, 7 a plastic centrifugal fan blade.

Detailed Description

The structure and use of the present invention will now be further described with reference to the accompanying drawings. As shown in fig. 1-2, the body of the structure is a plastic heat insulation layer 2, the top of the plastic heat insulation layer is protruded upwards to form a volute groove 201 in a volute shape, one side of the volute groove is provided with an air outlet 202, and a motor groove 203 which is sunken and protruded is arranged on the circular surface of the middle of the top of the plastic heat insulation layer; the height of the volute groove is greater than that of the motor groove, the volute groove is inclined towards one side from an intermediate annular groove in the outer diameter of the motor groove in the volute groove to an exhaust port and integrally communicated with the exhaust port, a hollow hole is formed in the inner wall of the motor groove, and a cold air channel is formed between the motor groove and the shield winding; a temperature control probe hole 204, a heating hole inserting piece hole 205 and a mounting column 206 are arranged on the step ring surface on the outer side of the top of the volute groove of the plastic heat insulation layer, and a transition flat key edge groove 207 is arranged on one side of the step ring surface of the plastic heat insulation layer.

In the embodiment shown in fig. 3-4, the plastic heat-insulating layer is arranged in the head cavity of the machine body above the pot body 5, and the cover opening of the plastic heat-insulating layer is sleeved with the cover opening of the hardware heat-insulating inner layer 3 at the cavity opening of the head cavity; a motor winding is arranged at the motor position of the shaded pole motor 1, and the shaded pole motor and the motor winding are arranged in a motor groove of the plastic heat insulation layer; a circuit board is arranged in a machine head cavity at the transition flat key edge groove of the plastic heat insulation layer, and a machine body corresponding to the circuit board is provided with a touch screen window. The plastic centrifugal fan blade 7 is arranged at the annular volute channel position corresponding to the shape between the bottom of the motor groove of the plastic heat insulation layer and the volute groove, namely the plastic centrifugal fan blade is arranged at the annular part of the annular volute channel, the diameter of the motor groove is smaller than the diameter of the inner side groove of the plastic centrifugal fan blade, the bottom of the motor groove of the plastic heat insulation layer is convexly arranged in the inner side groove of the plastic centrifugal fan blade, and the plastic centrifugal fan blade is a through-flow impeller.

The pot body intracavity of organism is equipped with the pot body, the fixed five metals pot that is equipped with in inner cover shell one side of the pot body, the pot mouth top five metals of the pot body is the aircraft nose chamber of organism in the thermal-insulated inlayer, the circuit board, shaded pole motor and plastics centrifugation fan blade set up in the aircraft nose intracavity of organism, when the motor shaft of shaded pole motor is connected with plastics centrifugation fan blade, the motor shaft of shaded pole motor stretches out the thermal-insulated inlayer of five metals and is connected with five metals centrifugation fan blade, the thermal-insulated inlayer of five metals sets up in the aircraft nose chamber department accent of organism, five metals centrifugation fan blade sets up in the thermal-insulated inlayer of pot mouth top five metals of the pot body simultaneously, five metals centrifugation fan blade is located the thermal-insulated intraformational annular heating tube 4 inboards of five metals, annular heating tube is less than the cover mouth of the thermal-insulated inlayer of five metals, the pot mouth top of the pot body aligns with the cover mouth of the thermal-insulated inlayer of five metals.

When the air fryer is used, the pan body is taken out, food is put in, the pan body is put back, the function button on the touch screen window is pressed, and the air fryer can be used.

Claims (4)

1. A body of the air fryer cold air system structure is a plastic heat insulation layer (2), the plastic heat insulation layer is arranged in a machine head cavity of a machine body above a pot body (5), and a cover opening of the plastic heat insulation layer is sleeved with a cover opening of a hardware heat insulation inner layer (3) at a cavity opening of the machine head cavity; the spiral casing type plastic heat insulation layer cooling device is characterized in that the top of the plastic heat insulation layer (2) is upwards protruded to form a spiral casing groove (201) in a spiral casing shape, an air exhaust port (202) is formed in one side of the spiral casing groove, a motor groove (203) which is sunken and protruded is formed in the middle circular face of the top of the plastic heat insulation layer, the height of the spiral casing groove is larger than that of the motor groove, the spiral casing groove is obliquely communicated with the air exhaust port integrally from a middle annular groove in the outer diameter of the motor groove in the spiral casing groove to one side, a motor winding is arranged at the motor of the shaded pole motor (1), the shaded pole motor and the motor winding are arranged in the motor groove of the plastic heat insulation layer, hollow holes are formed in the inner wall of the motor groove, and a cold air channel is formed between the motor groove and the shaded pole winding.

2. The air fryer cooling air system structure according to claim 1, wherein the step ring surface on the outer side of the top of the volute groove (201) of the plastic heat insulation layer (2) is provided with a temperature control probe hole (204), a heating hole inserting piece hole (205) and a mounting column (206).

3. The structure of a cool air system for an air fryer according to claim 1, wherein one side of the step ring surface of the plastic heat-insulating layer (2) is provided with a transition flat key edge groove (207), a circuit board is arranged in the machine head cavity at the transition flat key edge groove of the plastic heat-insulating layer, and a machine body corresponding to the circuit board is provided with a touch screen window.

4. The air fryer cooling air system structure according to claim 1, characterized in that a plastic centrifugal fan blade (7) is arranged at the annular volute channel between the bottom of the motor groove (203) of the plastic heat insulation layer (2) and the volute groove (201) in a shape corresponding to the shape, namely the plastic centrifugal fan blade is arranged at the annular part of the annular volute channel, the diameter of the motor groove is smaller than that of the inner side groove of the plastic centrifugal fan blade, the bottom of the motor groove of the plastic heat insulation layer is protruded and positioned in the inner side groove of the plastic centrifugal fan blade, and the plastic centrifugal fan blade is a through-flow impeller.

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