CN214208112U - Cooking heating structure with air frying function and baking cooking device - Google Patents

Abstract

The utility model relates to a culinary art heating structure and baking cooking device with fried function of air, including the inner bag, this inner bag has back heating element, upper portion heating element and lower part heating element, upper portion heating element includes the last baffle that heating pipe and level set up, should go up the heating pipe and install on last baffle, and above-mentioned lower part heating element includes the lower baffle that lower heating pipe and level set up, and this lower heating pipe is installed under on the baffle to, this upper baffle and lower baffle homoenergetic reciprocate along the direction of height of inner bag. The utility model discloses a removal of going up baffle and lower baffle can change the actual culinary art volume of inner bag to, when last baffle removed to its extreme low position and the baffle removed to its highest position down, the volume of inner bag is minimum, and the distance of going up heating pipe and lower heating pipe and food is minimum, consequently can radiate the heat to food on fully for the programming rate of food realizes the function that the air was fried.

Description

Cooking heating structure with air frying function and baking cooking device

Technical Field

The utility model relates to a baking cooking device field especially relates to a culinary art heating structure and baking cooking device with fried function of air.

Background

Air frying is to replace hot oil in the original frying pan with air, so that food is cooked, and meanwhile, hot air blows away moisture on the surface layer of the food, so that the food material achieves the effect similar to frying. For example, a chinese utility model patent having a patent number ZL201920085873.5 (grant publication number CN209678283U), a chinese invention patent having an application number CN201780015939.7(CN108778074A), and the like.

Multifunctional cooking equipment is a development direction of future cooking equipment, such as a steaming and baking all-in-one machine having a steaming function and a baking function at the same time, a steaming and baking micro-all-in-one machine having a steaming function, a baking function and a microwave function at the same time, and the like. The electric oven with the air frying function is a cooking device which is integrated with the air frying function and the baking function at the same time, namely, a user can simultaneously realize the baking and the frying operation of food in the same electric oven. For example, chinese utility model patent No. ZL201420473999.7 (publication No. CN204016036U) discloses an electric oven with air frying function, which includes a cooking chamber with an open front for cooking food, a case body for covering the cooking chamber, and a door assembly disposed at the front of the case body for opening and closing the opening of the cooking chamber, wherein a hot air device and an air fryer are disposed in the case body, and an air outlet of the hot air device is located at the top of the cooking chamber for discharging hot air downwards; after the air fryer is placed in the corresponding position in the cooking chamber, the boss accurately positions the upper opening of the air fryer under the air outlet of the air duct, and the inner cavity of the air fryer and the air duct at the air outlet form a hot air circulation flow path.

However, the inner container of the conventional grilling apparatus such as an oven has a relatively large volume, the temperature of the inner container is slowly raised during the cooking process, and the air-frying function needs to be rapidly raised in a short time, so that the inner container structure of the conventional grilling apparatus needs to be improved to obtain a good air-frying function.

Disclosure of Invention

The utility model aims to solve the first technical problem that a volume-variable cooking heating structure with air frying function is provided for the prior art.

The utility model discloses the second technical problem that will solve provides the culinary art heating structure that has the fried function of air that culinary art effect is good to prior art.

The third technical problem to be solved in the present invention is to provide a baking cooking device with the above cooking heating structure.

The utility model provides a technical scheme that at least one above-mentioned technical problem adopted does: the utility model provides a culinary art heating structure with fried function of air, includes the inner bag, and this inner bag has back heating element, upper portion heating element and lower part heating element, its characterized in that, upper portion heating element includes the last baffle of last heating pipe and level setting, should go up the heating pipe and install on last baffle, and above-mentioned lower part heating element includes the lower baffle of lower heating pipe and level setting, and this lower heating pipe is installed under on the baffle to, this last baffle and lower baffle homoenergetic reciprocate along the direction of height of inner bag.

Further, the upper heating pipe is installed on the lower surface of the upper partition plate, and the lower heating pipe is installed on the lower surface of the lower partition plate, so that oil drops are prevented from dropping on the lower heating pipe.

Further, the back heating assembly comprises a hot air baffle, an air heater and a back heating pipe, wherein the hot air baffle is arranged at the back side of the inner container and surrounds a hot air chamber with a back plate of the inner container, the air heater is arranged in the hot air chamber, the back heating pipe surrounds the periphery of the air heater, the hot air baffle is provided with an air inlet at the center and an air outlet arranged at the periphery of the air inlet, the air outlet comprises an upper air outlet at the upper end of the hot air baffle and a lower air outlet at the lower end of the hot air baffle, an upper shielding plate capable of shielding the upper air outlet is fixed on the upper partition plate, a lower shielding plate capable of shielding the lower air outlet is fixed on the lower partition plate, so that the air outlet areas of the upper air outlet and the lower air outlet can be changed through the movement of the upper shielding plate and the lower shielding plate, and when the upper partition plate is positioned at the highest position and the lower partition plate is positioned at the lowest position, the area of each air outlet which is shielded by the corresponding shielding plate is the largest, the actual volume of the inner container is the largest, the distance between the upper heating pipe and the lower heating pipe and the food is the farthest, the shielded area of the air outlet of the hot air baffle is the largest, and the baking function can be performed at the moment; when the upper partition plate is located at the lowest position of the upper partition plate and the lower partition plate is located at the highest position of the lower partition plate, the area of each air outlet which is shielded by the corresponding shielding plate is the smallest, the actual volume of the inner container is the smallest, the upper heating pipe and the lower heating pipe are closest to food, heat generated by the heating pipes can be quickly radiated onto the food, the shielded area of the air outlet of the hot air baffle plate is the smallest, airflow disturbance of the inner container is the strongest, the air volume is the largest, the heating speed is the fastest, and the preheating stage of the air frying function and the baking function can be realized.

Further, the upper air outlet includes an upper left air outlet at an upper left end of the hot air baffle and an upper right air outlet at an upper right end of the hot air baffle, and accordingly, the upper shield includes an upper left shield for shielding the upper left air outlet and an upper right shield for shielding the upper right air outlet. The upper left air outlet is a main air outlet in the upper area, the upper right air outlet is an auxiliary air outlet in the upper area, and the lower right air outlet is a main air outlet in the lower area, so that the air outlet of the hot air baffle is more uniformly distributed in the liner.

Furthermore, the area of each shielding plate is larger than the corresponding air outlet, the air vents are respectively arranged on each shielding plate, when the upper partition plate is positioned at the highest position of the upper partition plate and the lower partition plate is positioned at the lowest position of the lower partition plate, the area of each air outlet exposed in the air vent of the corresponding shielding plate is the smallest, and when the upper partition plate is positioned at the lowest position of the upper partition plate and the lower partition plate is positioned at the highest position of the lower partition plate, the area of each air outlet exposed in the air vent of the corresponding shielding plate is the largest. The air outlet of each air outlet can be blown into the inner container through the corresponding air vent.

Further, each the sunshade all vertically extends, and the upper end of each last sunshade is fixed on the lower surface of last baffle, and the lower extreme of sunshade is fixed on the upper surface of baffle down, and above-mentioned ventilative mouthful has been seted up respectively to the upper end of each last sunshade, and above-mentioned ventilative mouthful has been seted up to the lower extreme of lower sunshade. Thereby further being convenient for the air-out of each air outlet to blow into the inner container through the corresponding ventilating opening.

Furthermore, the upper partition plate and the lower partition plate are linked through a transmission mechanism, and the upper partition plate and the lower partition plate can move relatively or move away from each other. Therefore, the upper partition plate and the lower partition plate are driven by the transmission mechanism to synchronously move, namely, the volume of the inner container can be adjusted, when the upper partition plate and the lower partition plate move relatively, the volume of the inner container is reduced, and when the upper partition plate and the lower partition plate move away from each other, the volume of the inner container is increased.

Further, the transmission mechanism comprises a driving motor, a driving gear, a first worm, a second worm, a third worm, a first screw rod and a second screw rod, wherein the driving motor is arranged on one side of the liner, an output shaft of the driving motor extends in the front-back direction, the driving gear is arranged on the output shaft of the driving motor, the first worm is vertically arranged on the same side of the driving motor, the driving gear and the middle part of the first worm form worm gear transmission, a first gear and a second gear are respectively arranged at the upper end and the lower end of the first worm, the second worm is horizontally arranged above the liner, the third worm is horizontally arranged below the liner, the first gear and the second gear respectively form worm gear transmission with the first end of the first worm and the first end of the second worm, the first screw rod is vertically arranged on a top plate of the liner in a penetrating manner, the upper end of the inner container is provided with a third gear, the lower end of the inner container is in threaded connection with an upper nut, the upper nut is positioned in the inner container and positioned above the upper partition plate, the upper nut is fixed to the upper surface of the upper partition plate through an upper mounting bracket, the third gear and a second worm form worm and gear transmission, the second screw rod is vertically fixed to a bottom plate of the inner container, the lower end of the second screw rod is provided with a fourth gear, the upper end of the second screw rod is in threaded connection with a lower nut, the lower nut is positioned in the inner container and positioned below the lower partition plate, the lower nut is fixed to the lower surface of the lower partition plate through a lower mounting bracket, and the fourth gear and the third worm form worm and gear transmission. The driving motor drives the driving gear to rotate, the rotating driving gear drives the first worm, the first worm drives the second worm and the third worm to rotate through the first gear and the second gear at the upper end and the lower end respectively, the second worm and the third worm drive the first screw rod and the second screw rod to rotate through the third gear and the fourth gear respectively, the rotating first screw rod and the rotating second screw rod drive the upper nut and the lower nut to move up and down along the corresponding screw rods respectively, and finally the upper partition plate and the lower partition plate can move up and down.

Furthermore, the number of the first screw rods is two, the third gear on one of the first screw rods and the middle part of the second worm form worm gear transmission, the other one of the first screw rods and the second end on the second worm form worm gear transmission, the number of the second screw rods is two, the fourth gear on one of the second screw rods and the middle part of the third worm form worm gear transmission, and the other one of the second screw rods and the second end on the third worm form worm gear transmission, so that the upper partition plate and the lower partition plate can move more stably.

Furthermore, an air outlet is formed in the top plate of the inner container, a baffle plate which is matched with the air outlet in size and can move up and down relative to the air outlet is horizontally arranged below the air outlet, when the upper partition plate is located at the highest position of the upper partition plate and the lower partition plate is located at the lowest position of the lower partition plate, the distance between the baffle plate and the air outlet is the smallest, and when the upper partition plate is located at the lowest position of the upper partition plate and the lower partition plate is located at the highest position of the lower partition plate, the distance between the baffle. When the volume of the inner container is increased or reduced, the distance between the baffle plate and the exhaust port is reduced or increased, and the farther the distance between the baffle plate and the exhaust port is within a certain stroke range, the smoother the exhaust of the inner container is. Like this under the air fried mode, the inner bag volume is less, and food intensifies fast, and the inside moisture of food is come out by rapid evaporation, and separation blade downstream this moment, separation blade and the increase of the distance of gas vent, the steam in the quick discharge inner bag. And when other modes need slow exhaust, the volume of the inner container is increased, the baffle plate moves upwards, the distance between the baffle plate and the exhaust port is minimum, and the inner container exhausts slowly.

Furthermore, the baffle plate can synchronously move up and down with the upper partition plate. The distance between separation blade and the gas vent can be along with the removal synchronous variation of last baffle like this to make the exhaust velocity change of inner bag synchronous with inner bag volume change, in the certain formation scope of separation blade promptly, but the separation blade is far away with the distance of gas vent, when inner bag exhaust velocity is very fast, the volume of inner bag is less, and when the separation blade is nearer with the distance of gas vent, when inner bag exhaust velocity is slow, the volume of inner bag is great.

Furthermore, the transmission mechanism also comprises a third screw rod vertically penetrating through the top plate of the inner container, a fifth gear which forms worm and gear transmission with the second worm is installed at the upper end of the third screw rod, and the baffle plate is in threaded connection with the lower end of the third screw rod and forms a thread moving pair with the third screw rod. Therefore, the driving of the baffle plate moving up and down relative to the exhaust port can be synchronously realized through the transmission mechanism.

Furthermore, the size of the upper partition plate and the size of the lower partition plate are matched with the size of the cross section of the inner container, a first guide plate which is inclined forwards from top to bottom is arranged on the front end edge of the upper partition plate along the length direction, and a second guide plate which is inclined forwards from bottom to top is arranged on the front end edge of the lower partition plate along the length direction. On the one hand, blow each gas outlet of hot-blast baffle to the hot-blast air intake of leading back hot-blast baffle of the door body to reduce the hot-blast loss of directly blowing to the door body, during the fried mode of on the other hand air, go up the baffle and move towards the inner bag intermediate level respectively with lower baffle, first guide plate and second guide plate cover the door body respectively about the region, can reduce the temperature rise of the door body, especially when the door handle is placed in the door body top region, can reduce the regional temperature rise of door handle, promote user experience.

The technical scheme adopted for further solving the third technical problem is as follows: a cooking device with the cooking heating structure is provided.

Compared with the prior art, the utility model has the advantages of: the upper clapboard and the lower clapboard can move up and down along the height direction of the inner container, so that the actual cooking volume of the inner container can be changed through the movement of the upper clapboard and the lower clapboard, and when the upper clapboard moves to the lowest position and the lower clapboard moves to the highest position, the volume of the inner container is minimum, and the distance between the upper heating pipe and the lower heating pipe and food is minimum, so that heat can be fully radiated to the food, the temperature rising speed of the food is accelerated, and the function of air frying is realized.

Drawings

Fig. 1 is a schematic structural view (in a maximum volume state) of a cooking heating structure in an embodiment of the present invention;

FIG. 2 is a schematic view of the structure of FIG. 1 in another direction;

FIG. 3 is a schematic view of the structure of FIG. 1 in still another direction;

fig. 4 is a sectional view (in a maximum volume state) of a cooking heating structure according to an embodiment of the present invention;

fig. 5 is a schematic partial structural view (in a maximum volume state) of a cooking heating structure according to an embodiment of the present invention;

FIG. 6 is a schematic view of the structure of FIG. 5 in another direction;

fig. 7 is a schematic structural view of the cooking heating structure in another state (in a minimum volume state) according to the embodiment of the present invention;

fig. 8 is a sectional view of the cooking heating structure in another state (in a minimum volume state) according to the embodiment of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

As shown in fig. 1 to 8, an broil cooking device (e.g., an oven, an all-in-one machine for steaming and baking, etc.) includes a cooking heating structure with an air frying function, the cooking heating structure includes a liner 1, and the liner 1 includes a back heating element 5, an upper heating element 3, and a lower heating element 4, wherein the back heating element 5 includes a hot air baffle 51, a hot air blower 52, and a back heating pipe 53. The hot air baffle 51 is disposed on the back side of the inner container 1 and surrounds a hot air chamber 50 with the back plate of the inner container 1, the hot air blower 52 is installed in the hot air chamber 50, the back heating pipe 53 surrounds the periphery of the hot air blower 52, the hot air baffle 51 has an air inlet 511 located in the center and an air outlet disposed on the periphery of the air inlet 511, and the air outlet includes an upper air outlet 5121 located at the upper end of the hot air baffle 51 and a lower air outlet 5122 located at the lower end of the hot air baffle 51.

The upper heating assembly 3 comprises an upper heating pipe 32 and a horizontally arranged upper partition plate 31, the upper heating pipe 32 is arranged on the upper partition plate 31, the lower heating assembly 4 comprises a lower heating pipe 42 and a horizontally arranged lower partition plate 41, the lower heating pipe 42 is arranged on the lower partition plate 41, and the upper partition plate 31 and the lower partition plate 41 can move up and down along the height direction of the liner 1. The utility model discloses in go up baffle 31 and lower baffle 41 homoenergetic and reciprocate along the direction of height of inner bag 1, the removal through last baffle 31 and lower baffle 41 can change the actual culinary art volume size of inner bag 1 like this, and, when going up baffle 31 and removing to its lowest position and lower baffle 41 removes to its highest position, the volume of inner bag 1 is minimum, the distance of going up heating pipe 32 and lower heating pipe 42 and food is minimum, consequently, can radiate the heat to food on fully, accelerate the programming rate of food, realize the fried function of air. Preferably, the upper heating pipe 32 is installed on the lower surface of the upper partition plate 31, and the lower heating pipe 42 is installed on the lower surface of the lower partition plate 41, to prevent oil stains from dropping on the lower heating pipe 32 during cooking.

Further, an upper shield 61 capable of shielding the upper air outlet 5121 is fixed on the upper partition plate 31, and a lower shield 62 capable of shielding the lower air outlet 5122 is fixed on the lower partition plate 41, so that the air outlet areas of the upper air outlet 5121 and the lower air outlet 5122 can be changed by the movement of the upper shield 61 and the lower shield 62, and when the upper partition plate 31 is located at the highest position and the lower partition plate 41 is located at the lowest position, the area shielded by the corresponding shield is the largest for each air outlet, the actual volume of the inner container 1 is the largest, the distance from the upper heating pipe 32 and the lower heating pipe 42 to the food is the farthest, and the shielded area for the air outlet 512 of the hot air baffle 51 is the largest, at this time, the baking function can be performed; when the upper partition plate 31 is located at the lowest position and the lower partition plate 41 is located at the highest position, the area of each air outlet which is shielded by the corresponding shielding plate is the smallest, the actual volume of the inner container 1 is the smallest, the upper heating pipe 32 and the lower heating pipe 42 are the closest to the food, the heat generated by the heating pipes can be quickly radiated onto the food, the shielded area of the air outlet 512 of the hot air baffle plate 51 is the smallest, the air flow disturbance of the inner container 1 is the strongest, the air volume is the largest, the temperature rising speed is the fastest, and the preheating stage of the air frying function and the baking function can be realized. In this embodiment, the upper air outlet 5121 includes an upper left air outlet 51211 at the upper left end of the hot air baffle 51 and an upper right air outlet 51212 at the upper right end of the hot air baffle 51, and accordingly, the upper shutter 61 includes an upper left shutter 61 for shielding the upper left air outlet 51211 and an upper right shutter 61 for shielding the upper right air outlet 51212. The upper left air outlet 51211 is a main air outlet in the upper area, the upper right air outlet 51212 is an auxiliary air outlet in the upper area, and the lower right air outlet 5122 is a main air outlet in the lower area, so that the air outlet of the hot air baffle 51 is distributed more uniformly in the liner 1.

Further, the area of each of the above-mentioned shielding plates is larger than the corresponding air outlet, and the air vents 63 are opened on each shielding plate, and when the upper partition plate 31 is located at its highest position and the lower partition plate 41 is located at its lowest position, the area of each air outlet exposed in the air vent 63 of the corresponding shielding plate is the smallest, and when the upper partition plate 31 is located at its lowest position and the lower partition plate 41 is located at its highest position, the area of each air outlet exposed in the air vent 63 of the corresponding shielding plate is the largest. The air vents 63 are arranged to improve the adjustment accuracy of the corresponding air outlet area of each shield plate, and the air outlet of each air outlet can be blown into the liner 1 through the corresponding air vents 63. Specifically, each of the above-mentioned shutters extends vertically, and an upper end of each of the upper shutters 61 is fixed to a lower surface of the upper partition plate 31, and a lower end of each of the lower shutters 62 is fixed to an upper surface of the lower partition plate 41, and the upper end of each of the upper shutters 61 is opened with the above-mentioned ventilation port 63, and the lower end of the lower shutter 62 is opened with the above-mentioned ventilation port 63. Thereby further facilitating the air outlet of each air outlet to be blown into the inner container 1 through the corresponding air vent 63.

In this embodiment, the upper partition plate 31 and the lower partition plate 41 are linked by the transmission mechanism 7, and the upper partition plate 31 and the lower partition plate 41 can move relatively or away from each other. Therefore, the volume of the inner container 1 can be adjusted by driving the upper partition plate 31 and the lower partition plate 41 to synchronously move through the transmission mechanism 7, and when the upper partition plate 31 and the lower partition plate 41 relatively move, the volume of the inner container 1 is reduced, and when the upper partition plate 31 and the lower partition plate 41 move away from each other, the volume of the inner container 1 is increased.

Specifically, the transmission mechanism 7 includes a driving motor 71, a driving gear 72, a first worm 731, a second worm 732, a third worm 733, a first lead screw 751 and a second lead screw 752, wherein the driving motor 71 is disposed at one side of the inner container 1 and an output shaft thereof extends in a front-rear direction, the driving gear 72 is mounted on the output shaft of the driving motor 71, the first worm 731 is vertically disposed at the same side of the driving motor 71, the driving gear 72 and a middle portion of the first worm 731 constitute a worm gear, upper and lower ends of the first worm 731 are respectively mounted with a first gear 741 and a second gear 742, the second worm 732 is horizontally disposed above the inner container 1 and the third worm 733 is horizontally disposed below the inner container 1, the first gear 741 and the second gear 742 constitute a worm gear with a first end of the first worm 731 and a first end of the second worm 732, the first lead screw 751 is vertically penetrated through a top plate of the liner 1, a third gear 743 is installed at the upper end of the first lead screw and an upper nut 761 is connected to the lower end of the first lead screw through a thread, the upper nut 761 is positioned in the liner 1 and above the upper partition plate 31, the upper nut 761 is fixed to the upper surface of the upper partition plate 31 through an upper installation support 771, the third gear 743 and a second worm 732 form a worm gear-worm transmission, the second lead screw 752 is vertically fixed to a bottom plate of the liner 1, a fourth gear 744 is installed at the lower end of the second lead screw and a lower nut 762 is connected to the upper end of the second lead screw through a thread, the lower nut 762 is positioned in the liner 1 and below the lower partition plate 41, the lower nut 762 is fixed to the lower surface of the lower partition plate 41 through a lower installation support 772, and the fourth gear 744 and the third worm gear 733 form a worm gear transmission. The driving motor 71 drives the driving gear 72 to rotate, the rotating driving gear 72 drives the first worm 731, the first worm 731 drives the second worm 732 and the third worm 733 to rotate through the first gear 741 and the second gear 742 at the upper end and the lower end respectively, the second worm 732 and the third worm 733 drive the first lead screw 751 and the second lead screw 752 to rotate through the third gear 743 and the fourth gear 744 respectively, the rotating first lead screw 751 and the second lead screw 752 drive the upper nut 761 and the lower nut 762 to move up and down along the corresponding lead screws respectively, and finally, the upper partition plate 31 and the lower partition plate 41 move up and down, wherein the second worm 732 and the third worm 733 are respectively arranged at the left side and the right side of the first worm 731, the rotating directions of the first worm and the second worm are opposite, and finally, the moving directions of the upper nut 761 and the lower nut 762 are opposite, so that the upper partition plate 31 and the lower partition plate 41 move relatively and away from each other.

Preferably, the first screw rods 751 are two, the third gear 743 on one first screw rod 751 and the middle of the second worm 732 form a worm gear-worm transmission, the other first screw rod and the second end of the second worm 732 form a worm gear-worm transmission, the second screw rod 752 is two, the fourth gear 744 on one second screw rod 752 and the middle of the third worm 733 form a worm gear-worm transmission, and the other second first screw rod and the second end of the third worm 733 form a worm gear-worm transmission, so that the movement of the upper partition plate 31 and the lower partition plate 41 can be more stable.

In addition, in this embodiment, the top plate of the liner 1 is provided with an air outlet 11, a baffle plate 2 is horizontally disposed below the air outlet 11, the baffle plate 2 is sized to match the air outlet 11 and can move up and down relative to the air outlet 11, when the upper partition plate 31 is located at the highest position and the lower partition plate 41 is located at the lowest position, the distance between the baffle plate 2 and the air outlet 11 is the smallest, and when the upper partition plate 31 is located at the lowest position and the lower partition plate 41 is located at the highest position, the distance between the baffle plate 2 and the air outlet 11 is the largest. When the volume of the inner container 1 is increased or reduced, the distance between the baffle plate 2 and the exhaust port 11 is reduced or increased, and the farther the distance between the baffle plate 2 and the exhaust port 11 is within a certain travel range, the smoother the exhaust of the inner container 1 is. Like this under the air fried mode, 1 volumes of inner bag are less, and food intensification is quick, and the inside moisture of food is come out by rapid evaporation, and separation blade 2 downstream this moment, separation blade 2 and the increase of the distance of gas vent 11, the steam in the quick discharge inner bag 1. And when other modes need slow exhaust, the volume of the inner container 1 is increased, the baffle plate 2 moves upwards, the distance between the baffle plate 2 and the exhaust port 11 is minimum, and the inner container 1 exhausts slowly. Furthermore, the separation blade 2 can move up and down synchronously with the upper partition plate 31, so that the distance between the separation blade 2 and the exhaust port 11 can change synchronously with the movement of the upper partition plate 31, thereby enabling the exhaust speed change of the inner container 1 to be synchronous with the volume change of the inner container 1, namely, in a certain forming range of the separation blade 2, but the distance between the separation blade 2 and the exhaust port 11 is far away, when the exhaust speed of the inner container 1 is high, the volume of the inner container 1 is small, and when the distance between the separation blade 2 and the exhaust port 11 is close, and the exhaust speed of the inner container 1 is low, the volume of the inner container 1 is large. Specifically, the transmission mechanism 7 further includes a third screw rod 753 vertically penetrating the top plate of the liner 1, a fifth gear 745 constituting worm gear transmission with the second worm 732 is installed at the upper end of the third screw rod 753, and the baffle 2 is screwed at the lower end of the third screw rod 753 and constitutes a screw moving pair with the third screw rod 753. Thus, the driving mechanism 7 can synchronously drive the baffle plate 2 to move up and down relative to the exhaust port 11.

In addition, in this embodiment, the sizes of the upper partition plate 31 and the lower partition plate 41 are matched with the size of the cross section of the inner container 1, a first guide plate 311 which is inclined forward from top to bottom is arranged on the front end edge of the upper partition plate 31 along the length direction, and a second guide plate 411 which is inclined forward from bottom to top is arranged on the front end edge of the lower partition plate 41 along the length direction. On the one hand, each gas outlet of hot air baffle 51 is blown to the hot air of the door body and is led back to air inlet 511 of hot air baffle 51, thereby reduce the hot air loss of directly blowing to the door body, on the other hand during the air explosion mode, go up baffle 31 and lower baffle 41 and move towards inner bag 1 intermediate level respectively, first guide plate 311 and second guide plate 411 shield the upper and lower part region of the door body respectively, can reduce the temperature rise of the door body, especially when the door handle is placed in the region above the door body, can reduce the regional temperature rise of door handle, promote user experience.

Claims (14)

1. The utility model provides a culinary art heating structure with air is fried function, includes inner bag (1), and this inner bag (1) has back heating element (5), upper portion heating element (3) and lower part heating element (4), its characterized in that, upper portion heating element (3) are including last heating pipe (32) and the last baffle (31) of horizontal setting, and this goes up heating pipe (32) and installs on last baffle (31), and above-mentioned lower part heating element (4) are including lower heating pipe (42) and the lower baffle (41) of horizontal setting, and this lower heating pipe (42) is installed on lower baffle (41), and, this goes up baffle (31) and lower baffle (41) homoenergetic and reciprocates along the direction of height of inner bag (1).

2. The cooking heating structure according to claim 1, wherein the upper heating pipe (32) is mounted on a lower surface of the upper partition (31), and the lower heating pipe (42) is mounted on a lower surface of the lower partition (41).

3. The cooking heating structure according to claim 1, wherein the back heating unit (5) comprises a hot air baffle (51), a hot air blower (52) and a back heating pipe (53), wherein the hot air baffle (51) is disposed at the back side of the inner container (1) and surrounds the back plate of the inner container (1) to form a hot air chamber (50), the hot air blower (52) is installed in the hot air chamber (50), and the back heating pipe (53) surrounds the outer periphery of the hot air blower (52),

the hot air baffle (51) is provided with an air inlet (511) positioned in the center and an air outlet arranged on the peripheral side of the air inlet (511), the air outlet comprises an upper air outlet (5121) positioned at the upper end of the hot air baffle (51) and a lower air outlet (5122) positioned at the lower end of the hot air baffle (51), an upper shielding plate (61) capable of shielding the upper air outlet (5121) is fixed on the upper partition plate (31), a lower shielding plate (62) capable of shielding the lower air outlet (5122) is fixed on the lower partition plate (41), when the upper partition plate (31) is positioned at the highest position and the lower partition plate (41) is positioned at the lowest position, the area shielded by the corresponding shielding plate is the largest for each air outlet, and when the upper partition plate (31) is positioned at the lowest position and the lower partition plate (41) is positioned at the highest position, the area shielded by the corresponding shielding plate is the smallest for.

4. The cooking heating structure of claim 3, wherein the upper air outlet (5121) comprises an upper left air outlet (51211) at an upper left end of the hot air blocking plate (51) and an upper right air outlet (51212) at an upper right end of the hot air blocking plate (51), and the upper louver (61) comprises an upper left louver (611) for shielding the upper left air outlet (5121) and an upper right louver (612) for shielding the upper right air outlet (51212), respectively.

5. The cooking heating structure of claim 4, wherein each of said shielding plates has an area larger than that of the corresponding air outlet, and each of said shielding plates has an air vent (63),

and when the upper partition plate (31) is located at the highest position and the lower partition plate (41) is located at the lowest position, the area of each air outlet exposed to the ventilation opening (63) of the corresponding shield plate is the smallest, and when the upper partition plate (31) is located at the lowest position and the lower partition plate (41) is located at the highest position, the area of each air outlet exposed to the ventilation opening (63) of the corresponding shield plate is the largest.

6. The cooking heating structure according to claim 5, wherein each of said shielding plates extends vertically, and an upper end of each of said upper shielding plates (61) is fixed to a lower surface of said upper partition plate (31), and a lower end of said lower shielding plate (62) is fixed to an upper surface of said lower partition plate (41), and said ventilation ports (63) are opened to an upper end of each of said upper shielding plates (61), and said ventilation ports (63) are opened to a lower end of said lower shielding plate (62).

7. The cooking heating structure according to any one of claims 1 to 6, wherein the upper partition (31) and the lower partition (41) are linked by a transmission mechanism (7), and the upper partition (31) and the lower partition (41) can move relatively or away from each other.

8. The cooking heating structure according to claim 7, wherein the transmission mechanism (7) comprises a driving motor (71), a driving gear (72), a first worm (731), a second worm (732), a third worm (733), a first lead screw (751) and a second lead screw (752), wherein the driving motor (71) is disposed at one side of the inner container (1) and an output shaft thereof extends in a front-rear direction, the driving gear (72) is mounted on the output shaft of the driving motor (71), the first worm (731) is vertically disposed at the same side of the driving motor (71), the driving gear (72) and a middle portion of the first worm (731) constitute a worm-gear transmission, and upper and lower ends of the first worm (731) are respectively mounted with a first gear (741) and a second gear (742), the second worm (732) is horizontally disposed above the inner container (1) and the third worm (733) is horizontally disposed below the inner container (1), the first gear (741) and the second gear (742) respectively form a worm gear with a first end of the first worm (731) and a first end of the second worm (732),

the first screw rod (751) is vertically arranged on a top plate of the inner container (1) in a penetrating way, the upper end of the first screw rod is provided with a third gear (743) and the lower end of the first screw rod is connected with an upper nut (761) in a threaded way, the upper nut (761) is positioned in the inner container (1) and above the upper clapboard (31), the upper nut (761) is fixed with the upper surface of the upper clapboard (31) through an upper mounting bracket (771), the third gear (743) and the second worm (732) form worm gear and worm transmission,

the second screw rod (752) is vertically fixed on a bottom plate of the inner container (1), a fourth gear (744) is installed at the lower end of the second screw rod, a lower nut (762) is connected to the upper end of the second screw rod in a threaded mode, the lower nut (762) is located in the inner container (1) and located below the lower partition plate (41), the lower nut (762) is fixed to the lower surface of the lower partition plate (41) through a lower mounting support (772), and the fourth gear (744) and the third worm (733) form worm gear transmission.

9. The cooking heating structure of claim 8, wherein the first lead screw (751) is two, the third gear (743) of one first lead screw (751) and the middle part of the second worm (732) form a worm gear-worm transmission, and the other one and the second end of the second worm (732) form a worm gear-worm transmission,

the number of the second screw rods (752) is two, a fourth gear (744) on one second screw rod (752) and the middle part of the third worm (733) form worm gear and worm transmission, and the other second gear and the second end on the third worm (733) form worm gear and worm transmission.

10. The cooking heating structure according to claim 8, wherein the top plate of the inner container (1) is provided with an air outlet (11), a baffle (2) which is matched with the air outlet (11) in size and can move up and down relative to the air outlet (11) is horizontally arranged below the air outlet (11),

when the upper baffle plate (31) is located at the highest position and the lower baffle plate (41) is located at the lowest position, the distance between the baffle plate (2) and the exhaust opening (11) is the smallest, and when the upper baffle plate (31) is located at the lowest position and the lower baffle plate (41) is located at the highest position, the distance between the baffle plate (2) and the exhaust opening (11) is the largest.

11. The cooking heating structure according to claim 10, wherein said shutter (2) is movable up and down in synchronization with said upper partition (31).

12. The cooking heating structure according to claim 11, wherein the transmission mechanism (7) further comprises a third screw rod (753) vertically penetrating the top plate of the inner container (1), the upper end of the third screw rod (753) is provided with a fifth gear (745) forming a worm gear with the second worm (732), and the baffle plate (2) is screwed at the lower end of the third screw rod (753) and forms a screw moving pair with the third screw rod (753).

13. The cooking heating structure according to any one of claims 1 to 6, wherein the size of the upper partition (31) and the lower partition (41) is matched with the size of the cross section of the inner container (1),

and the front end edge of the upper clapboard (31) is provided with a first guide plate (311) which inclines forwards from top to bottom along the length direction, and the front end edge of the lower clapboard (41) is provided with a second guide plate (411) which inclines forwards from bottom to top along the length direction.

14. A grilling cooking apparatus having a cooking heating structure according to any one of claims 1 to 13.

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