Pizza oven with heat insulation structure

Abstract

The utility model discloses a pizza oven with a heat insulation structure. The electric oven comprises a motor arranged in an oven body and a turntable arranged in a cooking cavity of the oven body, a transmission shaft is vertically and rotatably arranged in the oven body through a bearing, the top of the transmission shaft is rotatably connected and fixed, and the bottom of the transmission shaft is in transmission connection with an output shaft of the motor through a heat dissipation assembly. According to the pizza oven, heat transferred to the motor is reduced through the heat dissipation assembly, so that the pizza oven does not need to adopt a high-performance motor, the cost of the pizza oven is reduced, and the pizza oven has better market competitiveness.

Description

TECHNICAL FIELD

[0001] The utility model relates to a pizza oven technical field, concretely relates to a pizza oven with pizza stone rotation driven by rotating disc. BACKGROUND

[0002] At present, in order to make the pizza on pizza stone heat evenly, the pizza oven is installed with rotating disc driving pizza stone to rotate. Part of pizza oven saves manual operation by installing motor in pizza oven to drive rotating disc to rotate. Since the output shaft of motor is directly through shaft sleeve, transmission shaft and rotating disc, in the process of using pizza oven, rotating disc will conduct heat to motor, thus, it is not ensured that motor can work normally, and motor needs to use high-performance motor resistant to heat, leading to the increase of pizza oven cost. SUMMARY

[0003] The utility model provides a pizza oven with heat insulation structure for reducing heat conduction to motor.

[0004] The utility model discloses a pizza oven with heat insulation structure for reducing heat conduction to motor.

[0005] A pizza oven with heat insulation structure, including the motor being located in the furnace body and the rotating disc being located in the cooking cavity of furnace body, the transmission shaft is vertically rotatably arranged in the furnace body through bearing, and the transmission shaft top is rotatably connected and fixed, and the transmission shaft bottom and the output shaft of motor are drivingly connected through heat dissipation assembly.

[0006] The utility model discloses a pizza oven with heat insulation structure for reducing heat conduction to motor.

[0007] Further, the heat dissipation assembly includes first heat dissipation plate and second heat dissipation plate, the first heat dissipation plate center and transmission shaft bottom driving connection, first heat dissipation plate both sides are equipped with the first ear portion extending downward, the second heat dissipation plate center and output shaft driving connection, second heat dissipation plate both sides are equipped with the second ear portion extending upward, and first ear portion and second ear portion side coincide and are connected through connecting piece, make first heat dissipation plate and second heat dissipation plate driving connection, and first heat dissipation plate and second heat dissipation plate are separated and form the heat dissipation cavity of both sides open.

[0008] The heat dissipation assembly structure is simple, low in cost, and ensures that the transmission shaft and the output shaft can be driven. The heat dissipation cavity reduces heat conduction to the motor.

[0009] Further, the first heat dissipation plate center is equipped with the first non-circular shaft hole, the transmission shaft bottom is inserted into the first non-circular shaft hole and is drivingly connected, and the first heat dissipation plate is provided with a plurality of first heat dissipation holes around the first non-circular shaft hole.

[0010] The first heat dissipation plate dissipates heat through the first heat dissipation holes, improving the heat dissipation effect.

[0011] Furthermore, a second non-circular shaft hole is provided in the center of the second heat dissipation plate, a non-circular shaft sleeve is connected to the end of the output shaft, the non-circular shaft sleeve is inserted into the second non-circular shaft hole for transmission connection, and the output shaft drives the second heat dissipation plate to rotate through the non-circular shaft sleeve, and the second heat dissipation plate is provided with several second heat dissipation holes around the second non-circular shaft hole.

[0012] The second heat dissipation plate dissipates heat through the second heat dissipation holes, thereby improving the heat dissipation effect.

[0013] Furthermore, a third heat dissipation hole is provided at a non-overlapping portion of the side of the first ear.

[0014] The third heat dissipation hole helps to dissipate heat through the first ear and the second ear, reducing the heat transferred through the contact portion between the first ear and the second ear.

[0015] The present invention reduces heat transfer to the motor through a heat dissipation assembly, thereby eliminating the need for a high-performance motor in the pizza oven, thereby reducing the cost of the pizza oven and making it more competitive in the market. The heat dissipation assembly has a simple structure, low cost, and ensures that transmission can occur between the drive shaft and the output shaft. The heat dissipation cavity reduces heat transfer to the motor. The first heat dissipation plate dissipates heat through the first heat dissipation hole, and the second heat dissipation plate dissipates heat through the second heat dissipation hole, thereby improving the heat dissipation effect. The third heat dissipation hole helps dissipate heat through the first ear and the second ear, reducing the amount of heat transferred through the contact area between the first ear and the second ear. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the three-dimensional structure of Example 1 (the furnace body is not shown).

[0017] Figure 2 for Figure 1 Schematic diagram of the cross-section structure.

[0018] Figure 3 for Figure 1 Schematic diagram of the decomposition structure. DETAILED DESCRIPTION

[0019] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0020] Example 1, see Figures 1-3 As shown, a pizza oven with a heat-insulating structure includes a motor 1 arranged in the oven body and a turntable 2 arranged in the cooking cavity of the oven body. A transmission shaft 4 is vertically rotated in the oven body through a bearing 31. The top of the transmission shaft 4 is fixed to the rotating connection, and the bottom of the transmission shaft 4 is connected to the output shaft 11 of the motor 1 through a heat dissipation component 5.

[0021] The heat dissipation assembly 5 comprises a first heat dissipation plate 6 and a second heat dissipation plate 7. The first heat dissipation plate 6 is provided with a first non-circular shaft hole 61 in the center, and a plurality of first heat dissipation holes 62 are arranged around the first non-circular shaft hole 61. The first heat dissipation plate 6 is provided with a first ear portion 63 extending downward on both sides. That is, the first heat dissipation plate 6 and the first ear portions 63 on both sides are arranged in an inverted U shape. The second heat dissipation plate 7 is provided with a second non-circular shaft hole 71 in the center, and a plurality of second heat dissipation holes 72 are arranged around the second non-circular shaft hole 71. The second heat dissipation plate 7 is provided with a second ear portion 73 extending upward on both sides. That is, the second heat dissipation plate 7 and the second ear portions 73 on both sides are arranged in a U shape.

[0022] The first ear portion 63 and the second ear portion 73 are laterally coincident and connected by a connecting member (such as a pin or a bolt, not shown in the figure). Specifically, the first ear portion 63 and the second ear portion 73 are laterally coincident and provided with a through hole 51 for the connecting member to pass through. The first ear portion 63 is provided with a third heat dissipation hole 64 at a laterally non-coincident position.

[0023] The bottom of the transmission shaft 4 is inserted into the first non-circular shaft hole 61 to achieve a transmission connection between the center of the first heat dissipation plate 6 and the bottom of the transmission shaft 4. The end of the output shaft 11 is connected with a non-circular shaft sleeve 12, the non-circular shaft sleeve 12 is inserted into the second non-circular shaft hole 71 to achieve a transmission connection between the center of the second heat dissipation plate 7 and the output shaft 11. The connection of the first ear portion 63 and the second ear portion 73 enables the transmission connection between the first heat dissipation plate 6 and the second heat dissipation plate 7, and the first heat dissipation plate 6 and the second heat dissipation plate 7 are spaced apart to form a heat dissipation cavity 50 which is open on both sides.

[0024] In this embodiment, the pizza oven is installed with the bearing 31 and the transmission shaft 4 through the fixing seat 3, the fixing seat 3 is connected with the motor 1 cover 10 through the hanger 32, the motor 1 is installed in the motor 1 cover 10, the distance between the output shaft 11 and the transmission shaft 4 is controlled by controlling the length of the hanger 32, so that the bottom of the transmission shaft 4 is inserted into the first non-circular shaft hole 61 and the non-circular shaft sleeve 12 is inserted into the second non-circular shaft hole 71 without other fixing structure.

[0025] The output shaft 11 of the motor 1 drives the second heat dissipation plate 7 to rotate through the non-circular shaft sleeve 12, the second heat dissipation plate 7 drives the first heat dissipation plate 6 to rotate, and the first heat dissipation plate 6 drives the turntable 2 to rotate through the transmission shaft 4. In the process of conducting heat downward from the turntable 2 through the transmission shaft 4, the first heat dissipation plate 6 and the second heat dissipation plate 7 dissipate part of the heat outward, thereby reducing the heat conducted to the motor 1.

[0026] As used in the present utility model, the terms first, second, etc. do not represent any order, quantity or importance, but are only used for distinction.

[0027] As used in the present utility model, the terms one, a, etc. do not represent a limitation on the quantity, but represent the existence of at least one mentioned object.

[0028] As the terms indicating the direction or position used in the present utility model: front end, rear end, top, bottom, side, longitudinal, transverse, middle, center, outer, inner, horizontal, vertical, left, right, upper, lower, etc. means to reflect the relative position, not the absolute position.

[0029] As the terms used in the present utility model: approximately, overall, approximately, similar, etc. is to indicate the limiting terms that there are characteristics but allow certain deviations. The amount allowed to deviate can vary depending on the specific context.

Claims

1. A pizza oven having a heat insulating structure, comprising an electric motor provided in an oven body and a rotary plate provided in a cooking cavity of the oven body, characterized in that, A transmission shaft is vertically arranged in the furnace body through a bearing, the top of the transmission shaft is rotationally connected and fixed, and the bottom of the transmission shaft is rotationally connected with the output shaft of the motor through a heat dissipation assembly.

2. The pizza oven having a heat-insulating structure according to claim 1, characterized in that, The heat dissipation assembly comprises a first heat dissipation plate and a second heat dissipation plate, the center of the first heat dissipation plate is rotationally connected with the bottom of the transmission shaft, the two sides of the first heat dissipation plate are provided with downwardly extending first ear portions, the center of the second heat dissipation plate is rotationally connected with the output shaft, the two sides of the second heat dissipation plate are provided with upwardly extending second ear portions, the first ear portions and the second ear portions are laterally coincident and connected through a connecting piece, so that the first heat dissipation plate and the second heat dissipation plate are rotationally connected, and the first heat dissipation plate and the second heat dissipation plate are spaced apart and form a heat dissipation cavity which is open on both sides.

3. The pizza oven having a heat-insulating structure according to claim 2, characterized in that, The center of the first heat dissipation plate is provided with a first non-circular shaft hole, the bottom of the transmission shaft is inserted into the first non-circular shaft hole for rotationally connecting, the first heat dissipation plate is provided with a plurality of first heat dissipation holes around the first non-circular shaft hole.

4. The pizza oven having a heat-insulating structure according to claim 2, characterized by The center of the second heat dissipation plate is provided with a second non-circular shaft hole, a non-circular shaft sleeve is connected to the end of the output shaft, the non-circular shaft sleeve is inserted into the second non-circular shaft hole for rotationally connecting, the output shaft drives the second heat dissipation plate to rotate through the non-circular shaft sleeve, and the second heat dissipation plate is provided with a plurality of second heat dissipation holes around the second non-circular shaft hole.

5. The pizza oven having a heat-insulating structure according to claim 2, characterized by The laterally non-coincident portions of the first ear portions are provided with third heat dissipation holes.

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