Multifunctional electric food baking appliance

Abstract

The present invention discloses a multifunctional electric food baking appliance, comprising a body (1) having a cooking cavity (11), a pot body (2) capable of entering and exiting the cooking cavity (11), a heating element (3), a heat circulation fan (4) capable of blowing the heat generated by the heating element (3) toward the cooking cavity (11), a baking tray (5) capable of entering and exiting the cooking cavity (11), and a rotary drive mechanism (6) having a power output shaft (61). In an air fryer mode, the pot body (2) is accommodated in the cooking cavity (11), and the top end is sealedly connected to the body (1), and the heating element (3) and the heat circulation fan (4) are started; in a grilling mode, the grilling tray (5) is accommodated in the cooking cavity (11) and is transmission-connected to the power output shaft (61), the heating element (3) is started, and the heat circulation fan (4) is turned off. Compared with the prior art, the multifunctional electric food baking appliance of the present invention takes into account two baking modes.

Description

Technical Field

[0001] The invention relates to the technical field of kitchen equipment, in particular to a multifunctional electric food baking appliance. Background Art

[0002] The air fryer is a new type of household appliance that uses high-speed, high-temperature air circulation technology to fry food. The food made by it can reduce 80% of fat compared with traditional electric fryers. It is easy to clean in daily use, and is safe and economical, making it very popular among people.

[0003] Existing air fryers generally include a body, a cooking cavity is formed in the body, a hot air component is provided in the body to deliver high-temperature air into the cooking cavity, a pot body for holding food is provided in the cooking cavity, and the high-temperature hot air generated by the hot air component when working is used to heat the food in the pot body, and the hot air is fully in contact with the food, and the surface of the food is made crispy by the rapid loss of moisture on the surface of the food, or by the addition of the fat produced by the food itself, so as to present the effect of being fried. For the specific structure, please refer to the invention patent "An Air Fryer" with patent application number CN201910548981.6 (publication number CN110101316A).

[0004] In addition, in order to ensure uniform baking, the utility model patent "A Rotating Bakeware Air Fryer" with patent application number CN201620017057.7 (publication number CN205338691U) discloses a rotating bakeware air fryer, including a base, a pot rack, a fan, a heating wire, a pot body, a rotating device and a lid, wherein the base has a ventilation hole at the rear; the pot rack has a fan cavity at the rear, and the fan cavity is connected to the inside of the pot rack; the air guide device on the lid cooperates with the pot body; the rotating mechanism includes a motor, a guide seat and a driven device arranged on the pot body, and the driven device is detachably matched with the motor shaft and the guide seat; it also includes a baking tray body, the baking tray body includes an annular seat, an annular baking net body and a body with an outer annular seat, the diameter of the upper end of the baking tray body is smaller than the diameter of the pot body, and the baking tray body is embedded in the pot body; the annular seat of the baking tray body is fixedly connected to the driven device. Due to the adoption of such a structure, the food is placed on the baking pan body, and the circular ring mesh body is arranged, so that the food can be baked in all directions; the baking pan body rotates, and the food is baked evenly.

[0005] However, for the above-mentioned air fryer, only a rotatable baking tray is added to the original pot body. Since the pot body is closed, the food cannot be turned over during the baking process. The air fryer function is still realized, and the real grilling function cannot be realized. Summary of the invention

[0006] The technical problem to be solved by the present invention is to provide a multifunctional electric food baking appliance with two baking modes in view of the current status of the prior art, which can realize both the function of an air fryer and the function of a barbecue.

[0007] The technical solution adopted by the present invention to solve the above technical problems is: a multifunctional electric food baking appliance, comprising

[0008] A machine body, wherein a cooking cavity is formed inside;

[0009] The pot body can enter and exit the cooking cavity;

[0010] A heating element is disposed on the machine body; and

[0011] A heat circulation fan, arranged on the machine body, capable of blowing the heat generated by the heating element toward the cooking cavity;

[0012] The feature is that: the side of the machine body has an opening communicating with the cooking cavity;

[0013] The multifunctional electric food baking appliance also includes

[0014] A baking tray that can be inserted into and out of the cooking chamber; and

[0015] The rotary drive mechanism is arranged at the lower part of the machine body and has a power output shaft that can rotate around its own axis;

[0016] The multifunctional electric food baking appliance has at least two working modes: air fryer mode and grilling mode:

[0017] In the air fryer mode, the pot body is accommodated in the cooking cavity, and the pot body opening is sealed and connected to the machine body, and the heating element and the heat circulation fan are started at the same time;

[0018] In the grilling mode, the grill pan is accommodated in the cooking cavity and is drivingly connected to the power output shaft, an operating space communicating with the side opening of the machine body is formed above the grill pan, the heating element is started, and the heat circulation fan is turned off.

[0019] In order to control the opening and closing of the heat circulation fan while placing the baking tray, the machine body is provided with a control panel for controlling the opening and closing of the heat circulation fan and a control switch capable of detecting whether the baking tray is assembled in place, and the control switch is electrically connected to the control panel. In this way, when the user replaces the pot body with the baking tray in the cooking cavity, the heat circulation fan can be automatically turned off without the need for additional operation by the user.

[0020] In order to realize the detection of the assembly state of the baking tray by the control switch, a vertically arranged plug rod is provided at the bottom of the baking tray, and a plug hole for the plug rod to be inserted is opened on the bottom surface of the cooking cavity;

[0021] The control switch includes

[0022] A contact rod having a trigger portion at a first end and a pressing portion exposed in the insertion hole at a second end;

[0023] A micro switch, fixed relative to the body, capable of opening or closing under the action of a triggering portion of the touch rod; and

[0024] The elastic member acts between the body and the touch rod, so that the triggering part of the touch rod always has the tendency to close the micro switch;

[0025] When the baking tray is taken out, the triggering part of the touch rod closes the micro switch under the action of the elastic member, so as to control the start of the heat circulation fan through the control panel;

[0026] When the baking tray is assembled in place, the insertion rod is inserted into the insertion hole, the pressing part of the touch rod is squeezed by the insertion rod, and the triggering part of the touch rod disconnects the micro switch to control the heat circulation fan to be turned off through the control panel.

[0027] In order to ensure the sensitivity of the control switch, the touch rod is rotatably connected to the body, and the micro switch has a contact corresponding to the triggering part of the touch rod and a spring that can squeeze the contact, and the free end of the spring is against the triggering part of the touch rod;

[0028] When the baking tray is taken out, the triggering part of the touch rod moves the spring of the micro switch under the action of the elastic member so that the spring presses the contact point, and the micro switch is closed;

[0029] When the baking tray is assembled in place, the pressing portion of the touch rod moves downward under the action of the insertion rod to drive the trigger portion to move upward, and the trigger portion of the touch rod releases the spring of the micro switch so that the spring releases the contact point, and the micro switch is disconnected.

[0030] Due to the lever effect, the setting of the spring piece makes it easier and more convenient for the trigger part to squeeze and release the contact.

[0031] In order to limit the lowest point of the insertion rod entering the socket, the outer peripheral wall of the insertion rod is provided with an outer step, and the edge of the top of the socket is provided with a support portion. When the insertion rod is inserted into the socket, the outer step abuts against the support portion.

[0032] In order to facilitate the loading and unloading of the baking tray while achieving transmission connection with the power output shaft in the circumferential direction, the power output shaft is vertically arranged in the socket, and a slot for inserting the power output shaft is axially opened at the bottom end of the insertion rod, and the power output shaft moves axially in the slot and is fixed circumferentially.

[0033] The plunger plays the role of triggering the control switch and especially the role of transmission.

[0034] In order to achieve axial movement and circumferential fixation of the power output shaft in the slot, the cross section of the power output shaft is a polygon.

[0035] In order to ensure that the heat is reflected to the surface of the baking pan in the grilling mode, a reflective cover capable of reflecting heat is provided on the machine body, and the reflective cover is located at the top of the cooking cavity. The heating element is arranged below the reflective cover. In the air fryer mode, the reflective cover covers the top opening of the pot body.

[0036] In order to avoid large-scale oil stains that are difficult to clean, an oil leakage hole is opened on the baking tray, and an oil collecting device capable of collecting oil drops dripping from the oil leakage hole is installed on the machine body.

[0037] In order to facilitate the collection and discharge of oil droplets, the oil collection device includes

[0038] An oil receiving pan is substantially horizontally mounted on the bottom surface of the cooking cavity and is provided with an oil leakage port; and

[0039] An oil receiving box is detachably mounted on the bottom of the machine body and can receive oil drops dripping from the oil leakage port;

[0040] The oil leakage hole is located just above the oil receiving pan.

[0041] Compared with the prior art, the advantages of the present invention are: by loading and unloading the pot body and the baking tray in the cooking cavity, the switching of two working modes is realized. In the air fryer mode, the pot body is accommodated in the cooking cavity, and the top end is sealed with the machine body, the heating element and the heat circulation fan are started, and hot air is blown to the food in the pot body, and the moisture in the food is taken away by the hot air and the food is heated; in the grilling mode, the baking tray is accommodated in the cooking cavity, the heating element is started, the heat circulation fan is turned off, and the baking tray rotates around the power output shaft driven by the rotating drive mechanism. The user can observe the baking status of the food on the baking tray at any time through the opening on the side of the machine body, and turn the food over to avoid burning of the food. BRIEF DESCRIPTION OF THE DRAWINGS

[0042] Figure 1 It is a schematic diagram of the three-dimensional structure of an embodiment of the multifunctional electric food baking appliance of the present invention in the air fryer mode;

[0043] Figure 2 for Figure 1 A longitudinal cross-sectional view of the multifunctional electric food grill;

[0044] Figure 3 It is a schematic diagram of the three-dimensional structure of an embodiment of the multifunctional electric food grilling appliance of the present invention in a grilling mode;

[0045] Figure 4 for Figure 3 A longitudinal cross-sectional view of the multifunctional electric food grill;

[0046] Figure 5 for Figure 3 A longitudinal cross-sectional view of the multifunctional electric food grill;

[0047] Figure 6 for Figure 5 Enlarged view of part I;

[0048] Figure 7 It is a three-dimensional exploded schematic diagram of a baking tray and a rotating drive mechanism in an embodiment of the present invention;

[0049] Figure 8 It is a schematic diagram of the three-dimensional structure of the control switch in the embodiment of the present invention. DETAILED DESCRIPTION

[0050] The present invention is further described in detail below with reference to the accompanying drawings.

[0051] like Figures 1 to 8 FIG. 1 is a preferred embodiment of the multifunctional electric food roasting device of the present invention. The multifunctional electric food roasting device comprises a body 1, a pot body 2, a heating element 3, a heat circulation fan 4, a roasting pan 5, a rotary drive mechanism 6, a control switch 7 and an oil collecting device 8.

[0052] The machine body 1 includes a base 1a and an upper cover 1b hinged on the base 1a. A cooking cavity 11 is vertically enclosed between the base 1a and the upper cover 1b. A plug hole 111 is provided on the bottom surface of the cooking cavity 11. A support portion 112 is protruded upward from the edge of the top of the plug hole 111. The side of the machine body 1 has an opening connected to the cooking cavity 11. A reflector 12 capable of reflecting heat is provided on the machine body 1. The reflector 12 is located at the top of the cooking cavity 11. The reflector 12 includes a reflector plate 121 and a heat radiation glass 122 located on the periphery of the reflector plate 121. The bottom surface of the heat radiation glass 122 gradually decreases from the inner edge to the outer edge. A heat dissipation bottom cover 13 is provided on the bottom cover of the reflector plate 121. A receiving cavity 131 is formed between the heat dissipation bottom cover 13 and the reflector plate 121. The pot body 2 can enter and exit the cooking cavity 11. The pot body 2 opens upward.

[0053] The heating element 3 is installed in the above-mentioned accommodating cavity 131 and can generate heat to act on the cooking cavity 11.

[0054] The heat circulation fan 4 is installed in the above-mentioned accommodating cavity 131 and is located above the heating element 3, and can blow the heat generated by the heating element 3 to the cooking cavity 11. The machine body 1 is provided with a control panel for controlling the opening and closing of the heat circulation fan 4.

[0055] The baking tray 5 can enter and exit the cooking cavity 11. In this embodiment, a vertically arranged insertion rod 51 is provided at the bottom of the baking tray 5. The insertion rod 51 can be inserted into the above-mentioned insertion hole 111. The outer peripheral wall of the insertion rod 51 has an outer step 511. When the insertion rod 51 is inserted into the insertion hole 111, the outer step 511 abuts against the support portion 112. An oil leakage hole 52 is provided on the baking tray 5, and at least a part of the surface of the baking tray 5 gradually rises from the oil leakage hole 52 to the edge of the baking tray 5.

[0056] The rotary drive mechanism 6 is arranged at the lower part of the body 1, and has a power output shaft 61 that can rotate around its own axis. The power output shaft 61 is vertically arranged in the insertion hole 111. The bottom end of the insertion rod 51 is axially provided with a slot 512 for inserting the power output shaft 61. The power output shaft 61 moves axially in the slot 512 and is circumferentially fixed, so as to realize the transmission connection with the insertion rod 51 in the circumferential direction while facilitating loading and unloading. In this embodiment, the cross section of the power output shaft 61 is polygonal, and of course a keyway structure or the like can also be used to achieve the same purpose.

[0057] The control switch 7 is disposed at the lower part of the machine body 1, and can detect whether the baking tray 5 is assembled in place. The control switch 7 is electrically connected to the control panel of the machine body 1, and is used to control the start and stop of the heat circulation fan 4 through the control panel. In this embodiment, the control switch 7 includes a touch rod 71, a micro switch 72 and an elastic member 73. Specifically, the touch rod 71 is rotatably connected to the body 1, the first end of the touch rod 71 has a trigger portion 711, the top of the trigger portion 711 is convexly provided with a mounting rod 7111, and the second end of the touch rod 71 has a pressing portion 712 exposed in the socket 111; the micro switch 72 is fixed relative to the body 1, and the micro switch 72 has a contact 721 corresponding to the trigger portion 711 of the touch rod 71 and a spring 722 that can squeeze the contact 721, and the free end of the spring 722 is against the trigger portion 711 of the touch rod 71; the elastic member 73 is a spring, which is sleeved on the outer periphery of the mounting rod 7111, and the two ends are respectively against the body 1 and the trigger portion 711 of the touch rod 71, so that the trigger portion 711 of the touch rod 71 always has a tendency to press the spring 722 of the micro switch 72 downward. When the baking tray 5 is taken out, the trigger part 711 of the touch rod 71 moves the spring piece 722 of the microswitch 72 under the action of the elastic member 73 so that the spring piece 722 squeezes the contact 721, the microswitch 72 is closed, and the heat circulation fan 4 is started by controlling the control panel; when the baking tray 5 is assembled in place, the insertion rod 51 is inserted into the socket 111 in place, the pressing part 712 of the touch rod 71 moves downward under the action of the insertion rod 51, driving the trigger part 711 to move upward, the trigger part 711 of the touch rod 71 releases the spring piece 722 of the microswitch 72 so that the spring piece 722 releases the contact 721, the microswitch 72 is disconnected, and the heat circulation fan 4 is turned off by controlling the control panel.

[0058] The oil collecting device 8 can collect the oil drops dripping from the oil leakage hole 52. In this embodiment, the oil collecting device 8 includes an oil receiving pan 81 and an oil receiving box 82. Specifically, the oil receiving pan 81 is basically horizontally installed on the bottom surface of the cooking cavity 11, the oil leakage hole 52 of the baking tray 5 is located directly above the oil receiving pan 81, and an oil leakage port 811 is opened on the oil receiving pan 81. The surface of the oil receiving pan 81 at least partially rises gradually from the oil leakage port 811 to the edge of the oil receiving pan 81; the oil receiving box 82 is detachably installed at the bottom of the machine body 1, and can receive the oil drops dripping from the oil leakage port 811.

[0059] The multifunctional electric food grill has at least two working modes: air fryer mode and grill mode.

[0060] In the air fryer mode, the pot body 2 is accommodated in the cooking cavity 11, the reflective cover 12 covers the top opening of the pot body 2, and the heating element 3 and the heat circulation fan 4 are started at the same time;

[0061] In the grilling mode, the grilling pan 5 is accommodated in the cooking cavity 11 and is drivingly connected to the power output shaft 61, the heating element 3 is started, and the heat circulation fan 4 is turned off.

[0062] The working principle of the present invention is as follows:

[0063] (1) When the air fryer mode is required, the pot body 2 is placed in the cooking cavity 11, and the reflective cover 12 is ensured to cover the top opening of the pot body 2. The multifunctional electric food roasting appliance is turned on, and the heating element 3 and the heat circulation fan 4 are started. Figure 1 and Figure 2 As shown, the multifunctional electric food baking appliance is in the air fryer mode, and the heat circulation fan 4 and the heating element 3 form a hot air assembly to blow hot air to the food in the pot body 2, and the hot air takes away the moisture in the food and heats the food, so as to achieve the effect and taste of frying various foods, French fries, fish and other fried foods, and the user can observe the baking state of the food in the pot body 2 through the heat radiation glass 122;

[0064] (2) When it is necessary to switch to the grilling function, the pot body 2 is taken out, and the insertion rod 51 of the grill plate 5 is aligned with the insertion hole 111 and inserted. During the insertion process, the power output shaft 61 is inserted into the slot 512 and moves axially relative to the slot 512. The pressing portion 712 of the touch rod 71 moves downward under the pressure of the insertion rod 51, driving the trigger portion 711 to move upward. The trigger portion 711 of the touch rod 71 releases the spring piece 722 of the micro switch 72 so that the spring piece 722 releases the contact 721, and the micro switch 72 is disconnected, controlling the heat circulation fan 4 to be turned off. Figures 3 to 6As shown, the multifunctional electric food grill is in grilling mode, the heating element 3 generates heat, and the heat radiation glass 122 reflects the heat to the surface of the grill pan 5. The grill pan 5 rotates around the power output shaft 61 under the drive of the rotary drive mechanism 6. The user can observe the baking status of the food on the grill pan 5 at all times through the opening on the side of the body 1, and turn the food over to avoid burning the food.

Claims

1. A multifunctional electric food baking appliance, comprising A machine body (1) having a cooking cavity (11) formed therein; A pot body (2) capable of entering and exiting the cooking cavity (11); A heating element (3) is disposed on the machine body (1); and A heat circulation fan (4) is provided on the machine body (1) and is located above the heating element (3), and is capable of blowing the heat generated by the heating element (3) toward the cooking cavity (11); Features: The side surface of the machine body (1) has an opening communicating with the cooking cavity (11); The multifunctional electric food baking appliance also includes A baking tray (5) capable of entering and exiting the cooking cavity (11); and A rotary drive mechanism (6) is disposed at the lower part of the machine body (1) and has a power output shaft (61) that can rotate around its own axis; The multifunctional electric food baking appliance has at least two working modes: air fryer mode and grilling mode: In the air fryer mode, the pot body (2) is accommodated in the cooking cavity (11), and the opening of the pot body (2) is sealed and connected to the machine body (1), and the heating element (3) and the heat circulation fan (4) are started at the same time; In the grilling mode, the grilling pan (5) is accommodated in the cooking cavity (11) and is drivingly connected to the power output shaft (61); an operating space communicating with the side opening of the machine body (1) is formed above the grilling pan (5); the heating element (3) is started, and the heat circulation fan (4) is turned off; The machine body (1) is provided with a control panel for controlling the opening and closing of the heat circulation fan (4) and a control switch (7) capable of detecting whether the baking tray (5) is properly assembled, and the control switch (7) is electrically connected to the control panel; A vertically arranged insertion rod (51) is provided at the bottom of the baking tray (5), and an insertion hole (111) for inserting the insertion rod (51) is provided on the bottom surface of the cooking cavity (11); The control switch (7) comprises A touch rod (71), having a trigger portion (711) at a first end and a pressing portion (712) exposed in the insertion hole (111) at a second end; A micro switch (72) is fixed relative to the machine body (1) and can be opened or closed under the action of a triggering portion (711) of the touch rod (71); and The elastic member (73) acts between the machine body (1) and the touch rod (71), so that the triggering portion (711) of the touch rod (71) always has the tendency to close the micro switch (72); When the baking tray (5) is removed, the trigger portion (711) of the touch rod (71) closes the micro switch (72) under the action of the elastic member (73), so as to control the start of the heat circulation fan (4) through the control panel; When the baking tray (5) is assembled in place, the insertion rod (51) is inserted into the insertion hole (111) and the pressing portion (712) of the touch rod (71) is pressed by the insertion rod (51). The trigger portion (711) of the touch rod (71) disconnects the micro switch, so as to control the heat circulation fan (4) to be turned off through the control panel.

2. The multifunctional electric food roasting appliance according to claim 1, characterized in that: The touch rod (71) is rotatably connected to the body (1); the micro switch (72) has a contact point (721) corresponding to the triggering portion (711) of the touch rod (71) and a spring sheet (722) capable of pressing the contact point (721); the free end of the spring sheet (722) abuts against the triggering portion (711) of the touch rod (71); When the baking tray (5) is removed, the trigger portion (711) of the touch rod (71) moves the spring sheet (722) of the micro switch (72) under the action of the elastic member (73) so that the spring sheet (722) presses the contact point (721), and the micro switch (72) is closed; When the baking tray (5) is in the assembled state, the pressing portion (712) of the touch rod (71) moves downward under the action of the insertion rod (51) to drive the trigger portion (711) to move upward, and the trigger portion (711) of the touch rod (71) releases the spring sheet (722) of the micro switch (72) so that the spring sheet (722) releases the contact point (721), and the micro switch (72) is disconnected.

3. The multifunctional electric food grill according to claim 1, characterized in that: The outer peripheral wall of the insertion rod (51) is provided with an outer step (511), and the edge of the top of the insertion hole (111) is provided with a support portion (112). When the insertion rod (51) is inserted into the insertion hole (111) in place, the outer step (511) abuts against the support portion (112).

4. The multifunctional electric food roasting appliance according to claim 1, characterized in that: The power output shaft (61) is vertically arranged in the insertion hole (111), and a slot (512) for inserting the power output shaft (61) is axially opened at the bottom end of the insertion rod (51), and the power output shaft (61) moves axially in the slot (512) and is circumferentially fixed.

5. The multifunctional electric food roasting appliance according to claim 4, characterized in that: The cross section of the power output shaft (61) is polygonal.

6. The multifunctional electric food roasting appliance according to any one of claims 1 to 5, characterized in that: The machine body (1) is provided with a reflective cover (12) capable of reflecting heat, the reflective cover (12) is located at the top of the cooking cavity (11), the heating element (3) is arranged below the reflective cover (12), and in the air fryer mode, the reflective cover (12) covers the top opening of the pot body (2).

7. The multifunctional electric food roasting appliance according to any one of claims 1 to 5, characterized in that: The baking tray (5) is provided with an oil leakage hole (52), and the machine body (1) is provided with an oil collecting device (8) capable of collecting oil drops dripping from the oil leakage hole (52).

8. The multifunctional electric food roasting appliance according to claim 7, characterized in that: The oil collecting device (8) comprises an oil receiving pan (81), which is substantially horizontally mounted on the bottom surface of the cooking cavity (11) and is provided with an oil leakage port (811); and An oil receiving box (82) is detachably mounted on the bottom of the machine body (1) and is capable of receiving oil drops dripping from the oil leakage port (811); The oil leakage hole (52) is located directly above the oil receiving pan (81).

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