Pizza oven

Abstract

The utility model discloses a pizza oven, which relates to the technical field of cooking equipment and comprises an oven body, a front door arranged on the front side of the oven body, a rear door arranged on the rear side of the oven body and a baking cavity arranged in the oven body, guide rails are vertically arranged on two sides of the rear side of the oven body, and a rear door body is vertically and movably arranged in the guide rails based on driving of a first driving mechanism; an inner door body is movably arranged in the rear door body, one side of the inner door body is located in the rear door body, and the other side of the inner door body protrudes out of the rear door body. The inner door body is connected with the rear door body based on the first elastic piece and the first guide column. The side, protruding out of the rear door body, of the inner door body abuts against the surface of the rear end opening of the baking cavity. Under the action of the first elastic piece, the inner door body can be always kept in the state of abutting against the surface of the opening in the rear end of the baking cavity in the lifting process of the rear door body, the sealing performance is good, and outward loss of heat in the baking cavity can be reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to cooking equipment technical field, concretely relates to a pizza oven. BACKGROUND

[0002] The pizza oven is a kind of cooking equipment specially designed for baking pizza, and its core feature is to provide high temperature and uniform heat distribution to quickly bake out the pizza with crisp outside and soft inside.

[0003] Among them, the commercial pizza oven is usually provided with rotating front door and lifting rear door, and the design of this double-door structure mainly serves the efficient production process;However, the lifting rear door of the existing pizza oven is not close enough in the vertical movement process, and the sealing performance is poor, and the hot air can quickly escape upwards along the gap between the door body and the opening surface of the oven cavity, so that the heat in the oven cavity is easy to lose outward. UTILITY MODEL CONTENTS

[0004] The utility model aims at overcoming the insufficient of prior art, the utility model provides a pizza oven, under the action of first elastic part, make inner door body always keep the state of abutment to the opening surface of the rear end of oven cavity in the lifting process of rear door body, and the sealing performance is good, and it is favorable to reduce the heat loss outward in the oven cavity.

[0005] The utility model provides a pizza oven, including box, the front door of being located at the front side of box, the rear door of being located at the rear side of box and the oven cavity of being located at the inside of box, the vertical setting of guide rail is arranged on the both sides of rear side of box, and the vertical activity of rear door body is arranged in the guide rail based on the drive of first drive mechanism;The inner door body is movably arranged in the rear door body, one side of the inner door body is located in the rear door body, and the other side of the inner door body protrudes from the rear door body;The inner door body is connected with the rear door body based on first elastic part and first guide column, and one side of the inner door body protruding from the rear door body abuts to the rear end opening surface of the oven cavity.

[0006] Specifically, the support cover body is fixedly arranged on the upper side of the rear side of the box, the first connecting piece is fixedly arranged on the side of the rear door body away from the front door, the first drive mechanism is an electric push rod, one end of the electric push rod is rotatably connected with the support cover body, and the other end of the electric push rod is rotatably connected with the first connecting piece.

[0007] Specifically, the second connecting piece is fixedly arranged on the outside of one of the guide rails, the microswitch is fixedly arranged on the second connecting piece, the trigger baffle is fixedly arranged on the side of the rear door body away from the front door, the projection of the microswitch and the trigger baffle on the ground overlaps, and the driving rod of the microswitch faces the trigger baffle.

[0008] Specifically, the inner side of the guide rail is fixedly provided with a sliding strip, and the working surface of the sliding strip faces the front door;

[0009] The rear door body is movably provided with sliding assemblies on both sides away from the front door, any sliding assembly comprises a limiting plate and a plurality of sliding blocks, the limiting plate is connected to the rear door body based on a second elastic element and a second guide column, the plurality of sliding blocks are fixedly provided on the limiting plate, the working surface of the plurality of sliding blocks faces away from the front door, and the working surfaces of the plurality of sliding blocks and the sliding strip abut.

[0010] One side of the limiting plate is bent to form a limiting portion, and the limiting portions of the two sliding assemblies are oppositely distributed, and the contact surfaces of the plurality of sliding blocks and the sliding strip are located between the limiting portions of the two sliding assemblies.

[0011] Specifically, one side of the front door is hingedly connected to the cabinet, and the front door body protrudes to be provided with a door plug body close to the rear door;

[0012] When the front door is closed, the front door body and the front end opening surface of the baking cavity are in flat contact, and the door plug body is embedded in the baking cavity.

[0013] Specifically, the front door body is provided with a viewing window away from the rear door, the front door body is embedded with glass, the door plug body is provided with a hollow heat insulation cavity, and the door plug body is provided with a shielding net close to the rear door;

[0014] The viewing window, the glass, the hollow heat insulation cavity and the shielding net form a baking cavity observation channel.

[0015] Specifically, a turntable frame is rotatably arranged in the baking cavity, and a turntable motor is arranged at the bottom of the cabinet, and an output end of the turntable motor is connected to the turntable frame based on a transmission element.

[0016] Specifically, a first heating cavity is arranged at the top of the baking cavity, and the first heating cavity is communicated with the baking cavity based on a first air inlet; and a first heating pipe is arranged in the first heating cavity.

[0017] A second heating cavity is arranged at the bottom of the baking cavity, and the second heating cavity is communicated with the baking cavity based on a second air inlet; and a second heating pipe is arranged in the second heating cavity.

[0018] The first heating cavity and the second heating cavity are located in the cabinet; an air flow circulating device is arranged at the top of the cabinet, an air inlet end of the air flow circulating device is communicated with the first heating cavity and the second heating cavity respectively, an air outlet end of the air flow circulating device is connected with an air pipe, and the air pipe is communicated with the baking cavity based on a main air inlet of the baking cavity.

[0019] The first air port is located above the rotary disc holder, the second air port is located below the rotary disc holder, and the main air port of the baking cavity is located at the side of the rotary disc holder.

[0020] Specifically, the first air port is provided with a temperature sensor; and / or

[0021] The air flow circulation device comprises a wind box fixedly arranged on the box body, a fan fixedly arranged on the wind box, and a wind wheel rotatably arranged in the wind box, wherein the output end of the fan is fixedly connected with the wind wheel, the wind box has an air suction port and an air outlet port, the air suction port is respectively communicated with the first heating cavity and the second heating cavity, and the air outlet port is directly communicated with the baking cavity based on the air pipe.

[0022] Specifically, the top of the box body is provided with a magnetron, and the magnetron is communicated with the baking cavity based on a wave channel pipe.

[0023] Compared with the prior art, the utility model has the advantages that:

[0024] In the pizza oven, the rear door is vertically movably arranged at the rear side of the box body through the guide rail and the first driving mechanism, the inner door body is movably connected in the rear door body based on the first elastic member and the first guide column, the inner door body protrudes from the rear door body and abuts against the rear end opening surface of the baking cavity, under the action of the first elastic member, the inner door body can always keep abutting against the rear end opening surface of the baking cavity during the lifting of the rear door body, the sealing performance is good, the hot air can be effectively prevented from escaping upward, and thus the heat loss of the baking cavity outward is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0025] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained based on these drawings without creative labor.

[0026] Figure 1 It is the front side view of the three-dimensional structure schematic diagram of the pizza oven in the embodiment of the utility model;

[0027] Figure 2 It is the rear side view of the three-dimensional structure schematic diagram of the pizza oven in the embodiment of the utility model;

[0028] Figure 3 It is the top side view of the structure schematic diagram of the pizza oven in the embodiment of the utility model;

[0029] Figure 4 It isFigure 3 A-A is a cross-sectional structure schematic view of the embodiment of the present application;

[0030] Figure 5 A-A is a cross-sectional structure schematic view of the embodiment of the present application;

[0031] Figure 6 A-A is a cross-sectional structure schematic view of the embodiment of the present application; Figure 3 A-A is a cross-sectional structure schematic view of the embodiment of the present application;

[0032] Figure 7 A-A is a cross-sectional structure schematic view of the embodiment of the present application;

[0033] Figure 8 A-A is a cross-sectional structure schematic view of the embodiment of the present application;

[0034] Figure 9 A-A is a cross-sectional structure schematic view of the embodiment of the present application; Figure 3 A-A is a cross-sectional structure schematic view of the embodiment of the present application;

[0035] Figure 10 A-A is a cross-sectional structure schematic view of the embodiment of the present application.

[0036] In the drawings, 1, box body; 2, front door; 3, rear door; 10, guide rail; 11, second connecting piece; 12, micro switch; 13, trigger baffle; 14, slide bar; 20, first driving mechanism; 21, support cover body; 22, first connecting piece; 30, inner door body; 31, first elastic piece; 32, first guide column; 33, anti-dropping part; 40, sliding assembly; 41, limiting plate piece; 411, second elastic piece; 412, second guide column; 413, limiting part; 42, sliding block; 50, door blocking body; 51, visible window; 52, glass; 53, hollow heat insulation cavity; 54, shielding net; 60, turntable frame; 61, turntable motor; 62, transmission piece; 621, transmission gear; 622, transmission shaft; 63, light-shielding piece; 64, photoelectric eye; 710, first heating cavity; 711, first air port; 712, first heating pipe; 720, second heating cavity; 721, second air port; 722, second heating pipe; 800, air flow circulating device; 810, wind box; 820, fan; 830, wind wheel; 910, magnetron; 920, waveguide tube. DETAILED DESCRIPTION

[0037] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0038] The utility model provides a pizza oven, Figure 1 The utility model discloses a front side perspective three -dimensional structure schematic diagram of pizza oven, Figure 2 The utility model discloses a rear side perspective three -dimensional structure schematic diagram of pizza oven, Figure 3 The utility model discloses a top side perspective structure schematic drawing of pizza oven, the pizza oven includes box 1, be located the front door 2 of box 1 front side, be located the rear door 3 of box 1 back side and be located the oven cavity of box 1 inside, please refer to Figure 2 The box 1 rear side both sides vertical setting has guide rail 10, and the rear door body is based on the drive vertical activity setting of first drive mechanism 20 in guide rail 10; Figure 4 The utility model discloses a section structure schematic drawing of A-A, Figure 3 In the utility model, Figure 5 The utility model discloses a section structure schematic drawing of rear door, the inner door body 30 is movably arranged in the rear door body, one side of the inner door body 30 is located in the rear door body, and the other side of the inner door body 30 protrudes out of the rear door body;The inner door body 30 is connected with the rear door body based on the first elastic member 31 and the first guide column 32, and one side of the inner door body 30 protruding out of the rear door body abuts against the rear end opening surface of the oven cavity.

[0039] Please refer to Figure 2 、 Figure 4 And Figure 5 In the pizza oven of the utility model, the rear door 3 is movably arranged at the rear side of the box 1 through the guide rail 10 and the first drive mechanism 20, and the inner door body 30 is movably connected in the rear door body based on the first elastic member 31 and the first guide column 32, the inner door body 30 protrudes out of the rear door body and abuts against the rear end opening surface of the oven cavity;Under the action of the first elastic member 31, the inner door body 30 can always keep abutting against the rear end opening surface of the oven cavity during the lifting of the rear door body, so that the sealing performance is good, the hot air can be effectively prevented from escaping upward, thereby facilitating the reduction of heat loss outside the oven cavity.

[0040] Specifically, please refer to Figure 5 A first mounting window is formed in one side of the rear door body close to the front door 2, the inner door body 30 is movably arranged in the first mounting window, and a anti-disengagement portion 33 is formed by bending one side of the inner door body 30 located in the rear door body, so that the inner door body 30 can be prevented from disengaging from the first mounting window.

[0041] Further, please refer to Figure 5One end of the first guide column 32 is fixed on the inner door body 30, and the other end of the first guide column 32 is movably inserted into the rear door body; the first elastic member 31 is a first spring, the first spring is sleeved on the first guide column 32, one end of the first spring abuts against the inner door body 30, and the other end of the first spring abuts against the rear door body, and the first spring can press the inner door body 30 against the rear end opening surface of the baking cavity.

[0042] In some specific embodiments, referring to Figure 2 and Figure 4 , the support cover 21 is fixedly arranged on the upper rear side of the box body 1, the first connecting member 22 is fixedly arranged on the side of the rear door body away from the front door 2, the first driving mechanism 20 is an electric push rod, one end of the electric push rod is rotationally connected with the support cover 21, and the other end of the electric push rod is rotationally connected with the first connecting member 22. The electric push rod is a kind of electric drive device which converts the rotary motion of the electric motor into the linear reciprocating motion of the push rod, and can effectively drive the vertical movement of the rear door 3; moreover, the two ends of the electric push rod are rotationally connected with the corresponding objects, and there is a certain amount of movement, which is beneficial to improve the smoothness of the vertical movement of the rear door 3; in addition, the support cover 21 can block dust, which is beneficial to reduce the adhesion of dust on the electric push rod.

[0043] In some specific embodiments, referring to Figure 2 , the outer side of one of the guide rails 10 is fixedly provided with the second connecting member 11, the second connecting member 11 is fixedly provided with the micro switch 12, the side of the rear door body away from the front door 2 is fixedly provided with the trigger baffle 13, the projection of the micro switch 12 on the ground overlaps with the projection of the trigger baffle 13, and the driving rod of the micro switch 12 faces the trigger baffle 13. The micro switch 12 and the trigger baffle 13 cooperate with each other to control the opening height of the rear door 3; when the driving rod of the micro switch 12 touches the trigger baffle 13, the first driving mechanism 20 is controlled to stop working, and the rear door body stops rising.

[0044] Figure 6 An enlarged structural schematic view of the A area in Figure 3 is shown, the inner side of the guide rail 10 is fixedly provided with the slide strip 14, and the working surface of the slide strip 14 faces the front door 2; please refer to Figure 5The rear door body is movably arranged on two sides of the front door 2, and each sliding assembly 40 comprises a limiting plate 41 and a plurality of sliding blocks 42.

[0045] Specifically, please refer to Figure 5 One end of the second guide column 412 is fixed on the rear door body, and the other end of the second guide column 412 is movably connected with the limiting plate 41.

[0046] Further, please refer to Figure 6 One side of the limiting plate 41 is bent to form a limiting portion 413, and the limiting portions 413 of the two sliding assemblies 40 are oppositely distributed.

[0047] In some specific embodiments, please refer to Figure 1 One side of the front door 2 is hingedly connected with the cabinet 1, so that the front door 2 can be opened and closed by rotating.

[0048] Figure 7 A perspective structural schematic view of the front door in the embodiment of the utility model is shown, Figure 8 A perspective structural schematic view of the front door in the embodiment of the utility model is shown, The front door body is movably arranged on two sides of the front door 2, and each sliding assembly 40 comprises a limiting plate 41 and a plurality of sliding blocks 42. Figure 4When the front door 2 is closed, the front door body and the front end opening surface of the baking cavity are in flat contact, and the door plug body 50 is embedded in the baking cavity. Through the flat contact between the front door body and the front end opening surface of the baking cavity and the embedded door plug body 50 in the baking cavity, a good sealing effect can be formed without sealing rubber, which is beneficial to the heat preservation of the baking cavity.

[0049] Specifically, please refer to Figure 1 、 Figure 7 and Figure 8 , the front door body is provided with a viewing window 51 away from the rear door 3, the glass 52 is embedded in the front door body, the hollow heat insulation cavity 53 is provided in the door plug body 50, and the shielding net 54 is provided on the side of the door plug body 50 close to the rear door 3; the viewing window 51, the glass 52, the hollow heat insulation cavity 53 and the shielding net 54 form a baking cavity observation channel. The baking cavity observation channel can facilitate the user to observe the inside of the baking cavity under the premise of ensuring the heat preservation effect and preventing microwave leakage.

[0050] Further, please refer to Figure 8 , the glass 52 has two, and the two glass 52 is embedded in the front door body, which can effectively insulate and enhance the heat preservation effect of the baking cavity.

[0051] Figure 9 shows the cross-sectional structure schematic view of B-B in Figure 3 , the baking cavity is rotatably provided with a turntable frame 60, the box body 1 is provided with a turntable motor 61 at the bottom, and the output end of the turntable motor 61 is connected with the turntable frame 60 based on a transmission member 62. The turntable frame 60 can effectively carry the pizza and drive the pizza to rotate in the baking cavity, which is beneficial to the uniform baking of the pizza.

[0052] Specifically, please refer to Figure 9 , the transmission member 62 includes a transmission gear 621 and a transmission shaft 622, the transmission shaft 622 is rotatably arranged in the box body 1, one end of the transmission shaft 622 extends into the baking cavity and is fixedly connected with the turntable frame 60, the other end of the transmission shaft 622 extends out of the box body 1 and is fixedly connected with the transmission gear 621, and the transmission gear 621 is engaged with the output end of the turntable motor 61; the turntable motor 61, the transmission gear 621 and the transmission shaft 622 cooperate with each other to effectively drive the rotation of the turntable frame 60.

[0053] Figure 10The utility model discloses a pizza oven bottom up three -dimensional structure schematic diagram, the center fixed setting of transmission gear 621 has light -proof piece 63, the bottom fixed setting of box 1 has photoelectric eye 64, photoelectric eye 64 is located the movement track of light -proof piece 63, transmission gear 621 every rotation, light -proof piece 63 just crosses photoelectric eye 64 once, can be used to detect the rotation speed, rotation circle number etc.

[0054] In some embodiments, referring to Figure 9 , the top of the baking cavity is provided with a first heating cavity 710, the first heating cavity 710 is communicated with the baking cavity based on a first air port 711; the first heating cavity 710 is provided with a first heating pipe 712; the bottom of the baking cavity is provided with a second heating cavity 720, the second heating cavity 720 is communicated with the baking cavity based on a second air port 721; the second heating cavity 720 is provided with a second heating pipe 722; the first heating cavity 710 and the second heating cavity 720 are located in the box 1; the top of the box 1 is provided with an air flow circulating device 800, the air inlet end of the air flow circulating device 800 is communicated with the first heating cavity 710 and the second heating cavity 720 respectively, the air outlet end of the air flow circulating device 800 is connected with an air pipe, the air pipe is communicated with the baking cavity based on a baking cavity main air port; the first air port 711 is located above the turntable frame 60, the second air port 721 is located below the turntable frame 60, and the baking cavity main air port is located on the side of the turntable frame 60.

[0055] Through the cooperation of the first air port 711, the second air port 721, the baking cavity main air port, the first heating pipe 712, the second heating pipe 722 and the air flow circulating device 800, the air in the baking cavity flows out from the first air port 711 and the second air port 721 respectively, is heated by the first heating pipe 712 or the second heating pipe 722, and is then sent back to the baking cavity from the baking cavity main air port; in this way, a good hot air flow circulation can be formed in the baking cavity, and the pizzas on the turntable frame 60 can receive uniform baking.

[0056] In some embodiments, the first air port 711 is provided with a temperature sensor, which can effectively monitor the temperature in the baking cavity.

[0057] In some embodiments, referring to Figure 9The air flow circulating device 800 comprises a wind box 810 fixedly arranged on the box body 1, a fan 820 fixedly arranged on the wind box 810, and a wind wheel 830 rotatably arranged in the wind box 810, the output end of the fan 820 is fixedly connected with the wind wheel 830, the wind box 810 is provided with air suction ports and air outlet ports, the air suction ports are communicated with the first heating cavity 710 and the second heating cavity 720 respectively, and the air outlet ports are directly communicated with the baking cavity based on the air pipe.

[0058] In some specific embodiments, referring to Figure 9 The box body 1 is provided with a magnetron 910 on the top, the magnetron 910 is communicated with the baking cavity based on a wave channel pipe 920, and the pizza can be subjected to microwave heating.

[0059] In the pizza oven, under the action of the first elastic member 31, the inner door body 30 can always abut against the baking cavity rear end opening surface during the lifting of the rear door body, the sealing performance is good, the hot air can be effectively prevented from escaping upward, thereby the heat loss of the baking cavity outward is reduced, and the pizza can be evenly baked; under the action of the second elastic member 411, the sliding block 42 has an elastic activity allowance, in the state that the sliding block 42 is tightly contacted with the sliding strip 14, the tolerance space of thermal expansion and cold contraction is left for the rear door body, the rear door body can be smoothly moved in the guide rail 10, and the rear door body is tightly contacted with the rear side of the box body 1.

[0060] Moreover, the pizza oven is in flat contact with the baking cavity front end opening surface through the front door body, and the door blocking body 50 is embedded in the baking cavity, the sealing rubber strip is not needed, and a good sealing effect can be formed, the heat preservation of the baking cavity is facilitated, the visible window 51, the glass 52, the hollow heat insulation cavity 53 and the shielding net 54 form a baking cavity observation channel, the situation in the baking cavity can be observed by the user under the premise that the heat preservation effect and the microwave leakage prevention are guaranteed.

[0061] In addition, the pizza oven is in flat contact with the baking cavity front end opening surface through the front door body, and the door blocking body 50 is embedded in the baking cavity, the sealing rubber strip is not needed, and a good sealing effect can be formed, the heat preservation of the baking cavity is facilitated, the visible window 51, the glass 52, the hollow heat insulation cavity 53 and the shielding net 54 form a baking cavity observation channel, the situation in the baking cavity can be observed by the user under the premise that the heat preservation effect and the microwave leakage prevention are guaranteed.

[0062] The pizza oven provided by the embodiment of the utility model is introduced in detail, the principle and implementation mode of the utility model are described by using specific examples in this paper, the above embodiment is only used for helping understanding the method and core idea of the utility model; meanwhile, for the general technical personnel in the field, according to the idea of the utility model, the specific implementation mode and application range will have changes, and according to the above, the content of the specification should not be understood as the limitation of the utility model.

Claims

1. A pizza oven comprising a cabinet, a front door provided at a front side of the cabinet, a rear door provided at a rear side of the cabinet, and a baking cavity provided inside the cabinet, characterized in that, The rear side of the box is vertically provided with guide rails, and the rear door body is vertically movably arranged in the guide rails based on the driving of the first driving mechanism; the rear door body movably has an inner door body, one side of which is located in the rear door body, and the other side of which protrudes out of the rear door body; the inner door body is connected to the rear door body based on the first elastic member and the first guide column, and the side of the inner door body protruding out of the rear door body abuts against the rear end opening surface of the baking cavity.

2. The pizza oven of claim 1, wherein, The rear side of the box is vertically provided with guide rails, and the rear door body is vertically movably arranged in the guide rails based on the driving of the first driving mechanism; the rear door body movably has an inner door body, one side of which is located in the rear door body, and the other side of which protrudes out of the rear door body; the inner door body is connected to the rear door body based on the first elastic member and the first guide column, and the side of the inner door body protruding out of the rear door body abuts against the rear end opening surface of the baking cavity.

3. The pizza oven of claim 1, wherein, The rear side of the box is vertically provided with guide rails, and the rear door body is vertically movably arranged in the guide rails based on the driving of the first driving mechanism; the rear door body movably has an inner door body, one side of which is located in the rear door body, and the other side of which protrudes out of the rear door body; the inner door body is connected to the rear door body based on the first elastic member and the first guide column, and the side of the inner door body protruding out of the rear door body abuts against the rear end opening surface of the baking cavity.

4. The pizza oven of claim 1, wherein, The outer side of one of the guide rails is fixedly provided with a second connecting piece, and a micro switch is fixedly arranged on the second connecting piece; the side of the rear door body away from the front door is fixedly provided with a trigger baffle, and the projection of the micro switch and the trigger baffle on the ground overlaps; the driving rod of the micro switch faces the trigger baffle. The inner side of the guide rail is fixedly provided with a sliding strip, and the working surface of the sliding strip faces the front door; The side of the rear door body away from the front door movably has sliding assemblies on both sides, and any sliding assembly comprises a limiting plate and a plurality of sliding blocks; the limiting plate is connected to the rear door body based on the second elastic member and the second guide column; the plurality of sliding blocks are fixedly arranged on the limiting plate; the working surfaces of the plurality of sliding blocks face away from the front door; and the working surfaces of the plurality of sliding blocks abut against the working surface of the sliding strip.

5. The pizza oven of claim 1, wherein, One side of the limiting plate is bent to form a limiting portion, and the limiting portions of the two sliding assemblies are oppositely distributed; and the contact surfaces of the plurality of sliding blocks and the sliding strip are located between the limiting portions of the two sliding assemblies. One side of the front door is hinged to the box; and the side of the front door body close to the rear door protrudes to be provided with a door plug; 6. The pizza oven of claim 5, wherein, When the front door is closed, the front end opening surface of the baking cavity and the front door body are in flat contact, and the door plug is embedded in the baking cavity. The side of the front door body away from the rear door is provided with a visual window, the front door body is embedded with glass, the door plug is provided with a hollow heat insulation cavity, and the side of the door plug close to the rear door is provided with a shielding net; 7. The pizza oven of claim 1, wherein, The visual window, the glass, the hollow heat insulation cavity and the shielding net form a baking cavity observation channel.

8. The pizza oven of claim 7, wherein, A turntable frame is rotatably arranged in the baking cavity, and a turntable motor is arranged at the bottom of the box; and the output end of the turntable motor is connected to the turntable frame based on a transmission member. A first heating cavity is arranged at the top of the baking cavity, and the first heating cavity is communicated with the baking cavity based on a first air inlet; and a first heating pipe is arranged in the first heating cavity. A second heating cavity is arranged at the bottom of the baking cavity, and the second heating cavity is communicated with the baking cavity based on a second air inlet; and a second heating pipe is arranged in the second heating cavity. The first heating cavity and the second heating cavity are located in the box; the top of the box is provided with an air flow circulation device, an air inlet end of the air flow circulation device is communicated with the first heating cavity and the second heating cavity respectively, and an air outlet end of the air flow circulation device is connected with an air pipe which is communicated with the baking cavity based on a main air outlet of the baking cavity. The first air outlet is located above the rotating disc frame, the second air outlet is located below the rotating disc frame, and the main air outlet of the baking cavity is located on the side of the rotating disc frame.

9. The pizza oven of claim 8, wherein, The first air outlet is provided with a temperature sensor; and / or The air flow circulation device comprises a wind box fixed on the box, a fan fixed on the wind box, and a wind wheel rotatably arranged in the wind box, an output end of the fan is fixedly connected with the wind wheel, the wind box has an air suction port and an air outlet port, the air suction port is communicated with the first heating cavity and the second heating cavity respectively, and the air outlet port is directly communicated with the baking cavity based on the air pipe.

10. The pizza oven of claim 1, wherein, The top of the box is provided with a magnetron, and the magnetron is communicated with the baking cavity based on a wave channel pipe.

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