CN221060434U

CN221060434U - Over-temperature-preventing air outlet structure and air fryer using same

Info

Publication number: CN221060434U
Application number: CN202322536429.XU
Authority: CN
Inventors: 张林柱; 余溧帅; 张超
Original assignee: Hand In Hand Zhejiang Smart Home Co ltd
Current assignee: Hand In Hand Zhejiang Smart Home Co ltd
Priority date: 2023-09-18
Filing date: 2023-09-18
Publication date: 2024-06-04
Anticipated expiration: 2033-09-18

Abstract

The utility model discloses an over-temperature-preventing air outlet structure and an air fryer applying the same, which relate to the air fryer and aim at solving the potential safety hazard of over-temperature of an electric appliance, and are technically characterized in that: the utility model provides an prevent overtemperature air exit structure, includes the housing, the housing includes interior connecting portion and outer extension portion, interior connecting portion cover closes the hot-blast discharge position of connection in the air fryer, outer wall that extends the air fryer shell extends outside extension portion, outer extension portion is provided with the ascending oblique neck of slope, the terminal surface of oblique neck runs through and is provided with a plurality of logical grooves, logical groove and the inner chamber intercommunication of outer extension portion. According to the over-temperature prevention exhaust outlet structure, on the premise of adapting to an original machine type, the heat dissipation effect is improved by additionally arranging the outer extension part, and the inclined neck part is additionally arranged to realize the inclined upward hot air discharge, so that the over-temperature problem is effectively prevented.

Description

Over-temperature-preventing air outlet structure and air fryer using same

Technical Field

The utility model relates to an air fryer, in particular to an over-temperature-preventing exhaust outlet structure and an air fryer using the same.

Background

An air fryer is a machine which can use air to carry out 'frying', mainly uses the air to replace the hot oil in the original frying pan to make food become cooked; meanwhile, the hot air also blows away the moisture on the surface layer of the food, so that the food material achieves the effect of being approximately fried.

When the air fryer works, hot air with moisture needs to be discharged through the air outlet, the design of the air outlet in the prior art is generally flat air exhaust, for example, an air exhaust component for the air fryer and the air fryer of Chinese patent bulletin with the bulletin number of CN217852532U, and the technical key points are as follows: the exhaust part is applied to the air fryer, the air fryer is provided with an exhaust port, the exhaust part comprises a frame body and a cover body, the frame body is arranged at the exhaust port, and the frame body is provided with a vent hole. The cover body is rotatably arranged on the frame body, an air outlet is formed in the cover body, and the air outlet is communicated with the vent hole.

In market research, the applicant finds that when a user places the air fryer again, the back of the air fryer is generally attached to a wall or a cabinet wall, and when the air fryer runs for a long time, a high-temperature area is generated between the outer environment wall surface and the air fryer, so that the temperature of the rear area of the air fryer is rapidly increased, and potential safety hazards of over-temperature of electric appliances exist; there is therefore a need to propose a new solution to this problem.

Disclosure of utility model

Aiming at the defects existing in the prior art, the utility model aims to provide an over-temperature prevention exhaust outlet structure, which improves the heat dissipation effect by additionally arranging an outer extension part and realizes the upward-inclined hot air discharge by additionally arranging an inclined neck part on the premise of adapting to the original machine type, thereby effectively preventing the over-temperature problem.

The technical aim of the utility model is realized by the following technical scheme: the utility model provides an prevent overtemperature air exit structure, includes the housing, the housing includes interior connecting portion and outer extension portion, interior connecting portion cover closes the hot-blast discharge position of connection in the air fryer, outer wall that extends the air fryer shell extends outside extension portion, outer extension portion is provided with the ascending oblique neck of slope, the terminal surface of oblique neck runs through and is provided with a plurality of logical grooves, logical groove and the inner chamber intercommunication of outer extension portion.

By adopting the technical scheme, the internal connecting part is arranged to extend into the air fryer for communicating the exhaust channel, so that the matching performance of the improved exhaust outlet structure with the original machine type is ensured; the outer extension part is additionally arranged for collecting the hot air to be discharged, and the outer extension part is limited to extend out of the outer wall of the air fryer shell, so that the heat transfer between the hot air collected at the outer extension part and the external environment is realized, and the over-temperature hidden trouble of the air outlet structure is reduced; the inclined neck is additionally arranged, the angle of the inclined neck is limited to be inclined upwards, and the through groove is formed in the inclined neck, so that hot air is finally discharged backwards at the inclined upwards angle, the problem that the hot air cannot timely leave the space between the wall surface and the back of the air fryer when the back of the air fryer is placed against the wall is avoided, and the hidden danger of over-temperature is further eliminated; in summary, under the prerequisite of the original model of adaptation, improve the radiating effect through addding outer extension to add the hot gas emission that the sloping neck realized upwards, effectively prevented the emergence of overtemperature problem.

The utility model is further provided with: the outer extension portion is provided with an isolation retaining plate, and the isolation retaining plate is used for abutting against the wall surface of the outer environment.

The utility model is further provided with: the isolation retaining plate is arranged at the bottom end of the outer extension part, the inclined neck part is arranged at the top end of the outer extension part, and a distance-increasing vertical wall is arranged between the isolation retaining plate and the inclined neck part.

The utility model is further provided with: the inclined angle of the inclined neck part taking the vertical plane as the reference plane is 30-70 degrees.

Aiming at the defects of the prior art, the utility model aims to provide an air fryer with an over-temperature prevention air outlet structure, which effectively eliminates the hidden danger of over-temperature occurrence in the whole body by optimizing the air exhaust duct and the air outlet structure and arranging an inner sealing cover and a reflecting top cover for heat insulation.

The technical aim of the utility model is realized by the following technical scheme: the utility model provides an application prevents air fryer of excess temperature air exit structure, includes the shell, motor and culinary art chamber have been set gradually from top to bottom in the shell, motor output shaft has the fan, still includes foretell prevent excess temperature air exit structure, the shell is provided with interior closing cap between motor and culinary art chamber, interior closing cap is provided with the reflection top cap, the culinary art chamber is located to the reflection top cap cover, the reflection top cap is provided with interior row's of leading to the groove, interior closing cap is provided with the linking wind channel, link up wind channel both ends respectively with interior row's of leading to groove and interior interconnecting piece intercommunication.

By adopting the technical scheme, when the food cooker works normally, the motor drives the fan to rotate, and in the rotating process of the fan, the air pressure pushes the external air to enter the cooking cavity and fully contacts with food in a high temperature state, so that moisture on the surface of the food is taken away, and the high temperature air carrying the moisture is continuously discharged to the outside through the inner discharge through groove, the connecting air duct and the over-temperature-preventing air outlet structure under the action of air pressure difference; the application is an improvement in the general working process of the air fryer, and adopts an over-temperature prevention air outlet structure, thereby reducing the hidden trouble of over-temperature of the back shell, directly communicating the cooking cavity with the over-temperature prevention air exhaust structure through the connecting air duct, thereby reducing the hidden trouble of over-temperature of the area where the air exhaust air duct passes, realizing the heat insulation of the cooking cavity through the arrangement of the inner sealing cover and the reflecting top cover, and effectively reducing the hidden trouble of over-temperature of the electric appliance cavity where the motor is positioned; in summary, the application optimizes the structures of the air exhaust duct and the air outlet, and sets the inner sealing cover and the reflecting top cover to insulate heat, thereby effectively eliminating the hidden trouble of over-temperature of the whole body.

The utility model is further provided with: the shell is provided with an outer sealing cover, the outer sealing cover is provided with a top plate, an annular air inlet is formed between the top plate and the outer sealing cover, the outer sealing cover and the inner sealing cover are matched to form a cold air cavity, and the inner connecting part is provided with three cover walls which are positioned in the cold air cavity.

The utility model is further provided with: the inner connecting portion comprises a bottom wall, two side walls and a top wall, the connecting air duct is provided with a butt joint strip for butt joint of the bottom wall, the connecting air duct is provided with a clamping groove for embedding of the side walls, the connecting air duct is provided with a pressing strip for pressing the top wall, and a self-tapping screw is arranged between the pressing strip and the top wall for locking.

The utility model is further provided with: the outer wall of the housing is provided with a positioning caulking ring between the inner connecting part and the outer extending part, the positioning caulking ring is embedded between the housing and the outer sealing cover, the positioning caulking ring is provided with a caulking ring inserting plate, and the housing and the outer sealing cover are provided with inserting plate grooves for inserting the caulking ring inserting plate.

In summary, the structure of the exhaust outlet for preventing over-temperature provided by the utility model has the following beneficial effects: on the premise of adapting to the original machine type, the heat dissipation effect is improved by additionally arranging the outer extension part, and the inclined neck part is additionally arranged to realize the upward inclined hot air discharge, so that the over-temperature problem is effectively prevented; the isolation retaining plate is used for abutting against the wall surface of the external environment, so that the inclined neck is prevented from abutting against the wall surface, and the hot gas discharge effect is ensured; the distance between the inclined neck and the isolation bearing plate is ensured, so that the problem that the upper surface of the isolation bearing plate is stained with grease and moisture is solved; prevent the water discharged from being sucked back into the air fryer again due to the too high angle, or prevent the bad over-temperature prevention effect due to the too low angle.

The air fryer with the over-temperature prevention exhaust port structure has the following beneficial effects: by optimizing the structures of the air exhaust duct and the air outlet and arranging the inner sealing cover and the reflecting top cover for heat insulation, the hidden danger of over-temperature of the whole body is effectively eliminated; the heat exchange between the inner connecting part of the housing and the cold air chamber is realized, so that the over-temperature problem is further prevented; on the premise of ensuring the connection tightness of the housing and the connecting air duct, the convenience of the conversion of the housing is effectively improved; the housing is matched with the outer cover to form further limitation while being fixed with the connecting air duct, so that the mounting strength of the housing is effectively improved; the arc-shaped baffle blocks between the inner exhaust through groove and the fan, and effectively prevents the air flow from being directly blown out from the inner exhaust through groove.

Drawings

FIG. 1 is a schematic overall structure of a first embodiment;

FIG. 2 is a schematic overall structure of another view of the embodiment;

FIG. 3 is a cross-sectional view of the first embodiment;

FIG. 4 is a schematic overall structure of a second embodiment;

FIG. 5 is a partial cross-sectional view of a second embodiment;

FIG. 6 is an exploded view of the second embodiment;

FIG. 7 is a diagram showing the assembly relationship between the exhaust port structure and the inner cover.

Description of the drawings: 1. a housing; 2. an inner connecting part; 3. an outer extension; 4. a beveled neck; 5. a through groove; 6. an isolation retaining plate; 7. increasing the distance to the vertical wall; 8. a housing; 9. a motor; 10. a cooking cavity; 11. a fan; 12. an inner cover; 13. a reflective top cover; 14. an inner row of through grooves; 15. the air duct is connected; 16. an outer cover; 17. a top plate; 18. an annular air inlet; 19. a cool air chamber; 20. a bottom wall; 21. a sidewall; 22. a top wall; 23. an abutment bar; 24. a clamping groove; 25. pressing strips; 27. positioning the caulking ring; 28. a caulking ring plugboard; 29. a plugboard groove; 30. an arc-shaped baffle.

Detailed Description

The present utility model will be described in further detail with reference to the accompanying drawings.

Embodiment one: the utility model provides an prevent overtemperature air exit structure, as shown in fig. 1, 2, including housing 1, housing 1 includes interior connecting portion 2 and outer extension portion 3, and interior connecting portion 2 covers the hot-blast discharge position of connecting in the air fryer, and outer extension portion 3 extends the outer wall of air fryer shell, and outer extension portion 3 integrated into one piece has the slope ascending neck 4, and the terminal surface of neck 4 runs through and is provided with a plurality of logical grooves 5, leads to groove 5 and the inner chamber intercommunication of extension portion 3.

In the embodiment, the inner connecting part 2 is arranged to extend into the air fryer for communicating an exhaust passage so as to ensure the matching property with the original machine type after the structure of the exhaust outlet is improved; the outer extension part 3 is additionally arranged for collecting the hot air to be discharged, and the outer wall of the outer extension part 3 extending out of the air fryer shell is limited, so that the heat transfer between the hot air collected in the outer extension part 3 and the external environment is realized, and the over-temperature hidden trouble of an exhaust outlet structure is reduced; the inclined neck 4 is additionally arranged, the angle of the inclined neck is limited to be inclined upwards, and the through groove 5 is arranged on the inclined neck 4, so that hot air is finally discharged backwards at the inclined upwards angle, the problem that the hot air cannot timely leave the space between the wall surface and the back of the air fryer when the back of the air fryer is placed against the wall is avoided, and the hidden danger of over-temperature is further eliminated; in summary, under the prerequisite of adapting original model, improve the radiating effect through addding outer extension 3 to add oblique neck 4 and realize the ascending steam emission of slope, effectively prevent the emergence of overtemperature problem.

In order to ensure that sufficient space is provided between the top end of the inclined neck 4 and the wall surface for discharging hot air, as shown in fig. 1, the outer extension part 3 is integrally formed with an isolation retaining plate 6, and the isolation retaining plate 6 is used for abutting against the wall surface of the external environment, so that the inclined neck 4 is prevented from abutting against the wall surface, and the hot air discharging effect is ensured.

It should be noted that, as shown in fig. 1, the isolation retaining plate 6 is integrally formed at the bottom end of the outer extension portion 3, the inclined neck portion 4 is integrally formed at the top end of the outer extension portion 3, and a distance-increasing vertical wall 7 is integrally formed between the isolation retaining plate 6 and the inclined neck portion 4, so that a distance between the inclined neck portion 4 and the isolation retaining plate 6 is ensured, and a problem that grease and moisture are stained on the upper surface of the isolation retaining plate 6 is reduced.

It should be further noted that, as shown in fig. 3, the inclination angle of the inclined neck 4 with the vertical plane as the reference plane is 30 ° -70 °, and in this embodiment, the inclination angle of the inclined neck 4 is 60 °, compared with the conventional vertical upward air outlet, the hot air is prevented from being repeatedly sucked into the machine body, and the problem of temperature rise of the machine body is effectively solved; compared with the back straight air outlet, the wall-leaning temperature rising problem is effectively solved; the technical effect is combined, two safety indexes meeting CE standards are met, and the method is suitable for the application of the model of the outlet of the air fryer.

Embodiment two: an air fryer using an over-temperature-preventing air outlet structure is shown in fig. 4, 5 and 6, and comprises a shell 8 and the over-temperature-preventing air outlet structure in embodiment one, wherein a motor 9 and a cooking cavity 10 are sequentially arranged in the shell 8 from top to bottom, a fan 11 is connected to an output shaft of the motor 9, an inner sealing cover 12 is arranged between the motor 9 and the cooking cavity 10 on the shell 8, a reflecting top cover 13 is fixed below the inner sealing cover 12 through bolts, the reflecting top cover 13 is covered on the cooking cavity 10, an inner discharge groove 14 is formed in the reflecting top cover 13, a connecting air duct 15 is integrally formed in the inner sealing cover 12, and two ends of the connecting air duct 15 are respectively communicated with the inner discharge groove 14 and the inner connecting part 2.

In the embodiment, during normal operation, the motor 9 drives the fan 11 to rotate, and during the rotation of the fan 11, external air is pushed by air pressure to enter the cooking cavity 10 and fully contacts with food in a high temperature state, in the embodiment, a heating disc (not shown in the figure) is adopted to heat the food at the bottom of the cooking cavity 10, so that moisture on the surface of the food is taken away, and high-temperature air carrying the moisture is continuously discharged to the outside through the inner discharge through groove 14, the connecting air duct 15 and the over-temperature prevention air outlet structure under the action of air pressure difference; the application is an improvement in the general working process of the air fryer, and adopts an over-temperature prevention air outlet structure, thereby reducing the hidden danger of over-temperature occurrence on the back of the shell 8, directly communicating the cooking cavity 10 with the over-temperature prevention air outlet structure through the connecting air duct 15, thereby reducing the hidden danger of over-temperature of the area where the air outlet air duct passes, realizing the heat insulation of the cooking cavity 10 through the arrangement of the inner sealing cover 12 and the reflecting top cover 13, and effectively reducing the hidden danger of over-temperature of the electric appliance cavity where the motor 9 is positioned; in summary, in this embodiment, by optimizing the structure of the exhaust duct and the exhaust outlet, and setting the inner cover 12 and the reflective top cover 13 to perform heat insulation, the hidden trouble that the over-temperature occurs in the whole is effectively eliminated.

The application designs the air inlet structure in the following way, as shown in fig. 4 and 5, the outer shell 8 is covered on the inner sealing cover 12 and is provided with the outer sealing cover 16, so that electric elements such as the motor 9 and the like are prevented from being exposed; the top plate 17 is fixed on the outer sealing cover 16 through bolts, and an annular air inlet 18 is formed between the top plate 17 and the outer sealing cover 16, so that annular air inlet at the top is realized, and discharged moisture is effectively prevented from being re-sucked into the air fryer on the premise of ensuring air inlet quantity; the outer sealing cover 16 and the inner sealing cover 12 are matched to form a cold air chamber 19, and the inner connecting part 2 is provided with three cover walls which are positioned in the cold air chamber 19, so that heat exchange between the inner connecting part 2 of the cover 1 and the cold air chamber 19 is realized, and the over-temperature problem is further prevented.

The housing 1 is connected and fixed with the linking duct 15 in the following manner, as shown in fig. 6 and 7, the inner connecting part 2 comprises a bottom wall 20, two side walls 21 and a top wall 22, the linking duct 15 is integrally formed with a butt joint strip 23 for butt joint of the bottom wall 20, the linking duct 15 is integrally formed with a clamping groove 24 for embedding of the side walls 21, the linking duct 15 is integrally formed with a pressing strip 25 for pressing the top wall 22, a tapping screw is arranged between the pressing strip 25 and the top wall 22 for locking, and the transfer convenience of the housing 1 is effectively improved on the premise of ensuring the connection tightness of the housing 1 and the linking duct 15.

In order to improve the mounting strength of the housing 1, as shown in fig. 6 and 7, a positioning caulking ring 27 is provided on the outer wall of the housing 1 between the inner connecting portion 2 and the outer extending portion 3, the positioning caulking ring 27 is embedded between the housing 8 and the outer cover 16, the positioning caulking ring 27 is provided with a caulking ring inserting plate 28, and the housing 8 and the outer cover 16 are provided with inserting plate grooves 29 into which the caulking ring inserting plate 28 is inserted; the housing 1 is matched with the outer shell 8 and the outer sealing cover 16 while being fixed with the connecting air duct 15, so that further limitation is formed, and the mounting strength of the housing 1 is effectively improved.

In order to prevent wind pressure generated by the fan 11 from directly blowing on the inner exhaust through groove 14, as shown in fig. 5 and 6, an arc-shaped baffle plate 30 is installed in the reflective top cover 13, and the arc-shaped baffle plate 30 is blocked between the inner exhaust through groove 14 and the fan 11, so that shielding of the inner exhaust through groove 14 and the fan 11 is realized, and air flow is effectively prevented from being directly blown out by the inner exhaust through groove 14.

The present utility model is not limited by the specific embodiments, and modifications can be made to the embodiments without creative contribution by those skilled in the art after reading the present specification, but are protected by patent laws within the scope of claims of the present utility model.

Claims

1. The utility model provides an prevent overtemperature air exit structure, includes housing (1), its characterized in that: the novel air fryer is characterized in that the housing (1) comprises an inner connecting portion (2) and an outer extending portion (3), the inner connecting portion (2) is covered and connected to the hot air discharging position of the air fryer, the outer extending portion (3) extends out of the outer wall of the air fryer shell, the outer extending portion (3) is provided with an inclined neck portion (4) which is inclined upwards, the end face of the inclined neck portion (4) is provided with a plurality of through grooves (5) in a penetrating mode, and the through grooves (5) are communicated with the inner cavity of the outer extending portion (3).

2. The overheat protection exhaust port structure of claim 1 wherein: the outer extension part (3) is provided with an isolation retaining plate (6), and the isolation retaining plate (6) is used for abutting against the wall surface of the outer environment.

3. The overheat protection exhaust port structure of claim 2, wherein: the isolation retaining plate (6) is arranged at the bottom end of the outer extension part (3), the inclined neck part (4) is arranged at the top end of the outer extension part (3), and a distance-increasing vertical wall (7) is arranged between the isolation retaining plate (6) and the inclined neck part (4).

4. The overheat protection exhaust port structure of claim 1 wherein: the inclined neck part (4) takes a vertical plane as a reference plane, and the inclined angle is 30-70 degrees.

5. The utility model provides an air fryer of application anti-over temperature air exit structure, includes shell (8), motor (9) and culinary art chamber (10) have been set gradually from top to bottom in shell (8), motor (9) output shaft has fan (11), its characterized in that: the structure of the over-temperature prevention exhaust outlet according to any one of claims 1 to 4, wherein an inner sealing cover (12) is arranged between the motor (9) and the cooking cavity (10) by the outer shell (8), a reflecting top cover (13) is arranged on the inner sealing cover (12), the cooking cavity (10) is covered by the reflecting top cover (13), an inner exhaust through groove (14) is arranged on the reflecting top cover (13), an engagement air duct (15) is arranged on the inner sealing cover (12), and two ends of the engagement air duct (15) are respectively communicated with the inner exhaust through groove (14) and the inner connecting part (2).

6. The air fryer utilizing an over-temperature prevention vent structure according to claim 5, wherein: the shell (8) is provided with an outer sealing cover (16), the outer sealing cover (16) is provided with a top plate (17), an annular air inlet (18) is formed between the top plate (17) and the outer sealing cover (16), the outer sealing cover (16) and the inner sealing cover (12) are matched to form a cold air chamber (19), and the inner connecting part (2) is provided with three cover walls which are positioned in the cold air chamber (19).

7. The air fryer utilizing an over-temperature prevention vent structure according to claim 5, wherein: the inner connecting part (2) comprises a bottom wall (20), two side walls (21) and a top wall (22), the connecting air duct (15) is provided with a butt strip (23) for butt joint of the bottom wall (20), the connecting air duct (15) is provided with a clamping groove (24) for embedding of the side walls (21), the connecting air duct (15) is provided with a pressing strip (25) for pressing the top wall (22), and a self-tapping screw is arranged between the pressing strip (25) and the top wall (22) for locking.

8. The air fryer utilizing an over-temperature prevention vent structure according to claim 6, wherein: the utility model discloses a housing, including casing (1), outer wall, outer closing cap (16), casing (8), outer closing cap (16), casing (1) outer wall is provided with location thimble (27) between interior connecting portion (2) and outer connecting portion (3), location thimble (27) gomphosis is between shell (8) and outer closing cap (16), location thimble (27) are provided with thimble picture peg (28), shell (8) and outer closing cap (16) are provided with picture peg groove (29) that supply thimble picture peg (28) to insert.

9. The air fryer utilizing an over-temperature prevention vent structure according to claim 5, wherein: the inside of the reflection top cover (13) is provided with an arc-shaped baffle (30), and the arc-shaped baffle (30) is blocked between the inner row of through grooves (14) and the fan (11).