CN220308958U

CN220308958U - Pizza stove with digital display function and rotating speed adjusting function and circuit thereof

Info

Publication number: CN220308958U
Application number: CN202321839171.4U
Authority: CN
Inventors: 花登
Original assignee: Dongguan Wenchuang Plastic Hardware Products Co ltd
Current assignee: Dongguan Wenchuang Plastic Hardware Products Co ltd
Priority date: 2023-07-13
Filing date: 2023-07-13
Publication date: 2024-01-09
Anticipated expiration: 2033-07-13

Abstract

The utility model relates to the technical field of pizza furnaces, and discloses a pizza furnace with a digital display function and a rotating speed adjusting circuit thereof, which comprises a pizza furnace main body, wherein pizza stones driven by a motor to rotate are arranged in the pizza furnace main body, a controller electrically connected with the motor is arranged in the pizza furnace main body, and a rotating speed adjusting switch and a display screen electrically connected with the controller are arranged on the outer wall of the pizza furnace main body; the rotating speed of the motor is adjusted through the rotating speed adjusting switch so as to adjust the rotating speed of the pizza stone, and the display screen displays the rotating speed of the motor in real time; the rotating speed of the motor is changed through a rotating speed regulating switch and a controller; when the rotating speed regulating switch is rotated, a corresponding signal is sent to the controller, and the controller changes the rotating speed of the motor according to the received signal; the pizza stone is driven by the motor to rotate, and the display screen is connected with the controller, so that the rotating speed information of the motor can be obtained, namely, the rotating speed of the motor can be displayed in real time by the display screen, and the rotating speed of the pizza stone can be monitored.

Description

Pizza stove with digital display function and rotating speed adjusting function and circuit thereof

Technical Field

The utility model relates to the technical field of pizza ovens, in particular to a pizza oven with a digital display function and a rotating speed adjusting function and a circuit thereof.

Background

Pizza ovens are devices used to make pizzas; it is an oven or toaster specifically designed for cooking pizzas at high temperatures; conventional pizza ovens typically use wood, coal, or natural gas as fuel and have a spacious oven cavity; the interior of the oven cavity is usually constructed of refractory masonry or stone to maintain a durable high temperature; these ovens generally have a grill stone for absorbing and retaining heat during cooking, ensuring that the bottom of the pizza is heated uniformly; modern pizza ovens may use other forms of fuel such as electricity or liquefied petroleum gas; they typically have accurate temperature control and timer functions to more easily control the cooking process;

the following problems exist in the market at present: the current pizza oven generally does not have the function of adjusting the rotation speed of pizza stones or displaying the rotation speed of pizza stones in real time; the cooking control is limited during the process of baking pizza and the heating is liable to be uneven or adhered;

the utility model aims to solve the technical problems that: provides a pizza oven with digital display function and rotating speed adjustment.

Disclosure of Invention

The utility model aims to solve the technical problems that: providing a pizza oven with a digital display function and a rotating speed adjusting function; a rotating speed regulating switch and a controller are adopted to control the rotating speed of the motor; and displaying the current rotating speed of the motor in real time by adopting a display screen.

A pizza oven with digital display function and rotation speed regulation is provided with a pizza oven main body, wherein pizza stones driven by a motor to rotate are arranged in the pizza oven main body, a controller electrically connected with the motor is arranged in the pizza oven main body, and a rotation speed regulation switch and a display screen electrically connected with the controller are arranged on the outer wall of the pizza oven main body; the rotating speed of the motor is adjusted through the rotating speed adjusting switch, so that the rotating speed of the pizza stone is adjusted, and the display screen displays the rotating speed of the motor in real time.

A pizza oven circuit with a digital display function and a rotating speed adjusting function is applied to a pizza oven with a digital display function and a rotating speed adjusting function, and comprises a singlechip U2; the 5 th, 6 th and 8 th pins of the singlechip U2 are connected with a thermocouple data acquisition and conversion chip U3; the 3 rd pin of the thermocouple data acquisition and conversion chip U3 is connected with a thermocouple filter circuit; and pins 2, 3 and 4 of the singlechip U2 are connected with an input module; the 21 st pin of the singlechip U2 is connected with a current output module; the 13 th pin and the 14 th pin of the singlechip U2 are connected with a motor rotating speed display module, and the motor rotating speed display module displays the rotating speed of the motor in real time; and pins 15 to 17 of the singlechip U2 are connected with a temperature data display module, and the temperature data display module displays the temperature detected by the temperature sensing probe in real time.

Compared with the prior art, the utility model has the beneficial effects that: the pizza oven with the digital display function and the rotation speed adjusting function and the circuit thereof change the rotation speed of a motor through a rotation speed adjusting switch and a controller; when the rotating speed regulating switch is rotated, the rotating speed regulating switch sends a corresponding signal to the controller, and the controller changes the rotating speed of the motor according to the received signal; the motor drives the pizza stone to rotate, and the rotating speed of the pizza stone corresponds to the rotating speed of the motor; the display screen is connected with the controller, so that the rotating speed information of the motor can be obtained, namely, the rotating speed of the motor can be displayed in real time by the display screen, and the rotating speed of the pizza stone can be monitored.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.

Fig. 1 is a schematic view of the overall structure of the present utility model.

Fig. 2 is a schematic view of the exploded construction of fig. 1 according to the present utility model.

Fig. 3 is a schematic view of another angular configuration of fig. 2 according to the present utility model.

FIG. 4 is a schematic view of the pizza stone structure of the present utility model.

Fig. 5 is a schematic view of the structure of the lower baffle plate of the present utility model.

Fig. 6 is a schematic diagram of the structure of the single chip microcomputer U2 of the present utility model.

Fig. 7 is a schematic diagram of the battery boosting circuit of the present utility model.

Fig. 8 is a schematic diagram of a battery power monitoring circuit according to the present utility model.

Fig. 9 is a schematic view of the structure of the battery interface J1 of the present utility model.

Fig. 10 is a schematic diagram of the thermocouple filter circuit configuration of the present utility model.

FIG. 11 is a schematic diagram of a thermocouple data acquisition and conversion chip according to the present utility model.

Fig. 12 is a schematic diagram of a motor rotation speed display module according to the present utility model.

Fig. 13 is a schematic diagram of a temperature data display module according to the present utility model.

Fig. 14 is a schematic diagram of the structure of the interface J3 of the present utility model.

Fig. 15 is a schematic diagram of the input module structure of the present utility model.

Fig. 16 is a schematic diagram of the structure of the current output module of the present utility model.

In the figure: a motor 1; pizza stone 2; a controller 3; a rotation speed adjusting switch 4; a display screen 5; a base 6; an inner cover plate 7; an outer cover plate 8; a stone 9; a turntable 10; a turntable shaft 11; a stopper 12; a furnace end 13; a lower baffle 14; a gas valve switch 15; a temperature sensing probe 16; a first exhaust hole 17; and a second vent 18.

Detailed Description

The following description of the technical solutions in the embodiments of the present utility model will be clear and complete, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 16, in an embodiment of the present utility model, a pizza oven with digital display function and rotation speed adjustment is provided, which has a pizza oven body, wherein a pizza stone 2 driven to rotate by a motor 1 is arranged in the pizza oven body, a controller 3 electrically connected with the motor 1 is arranged in the pizza oven body, and a rotation speed adjustment switch 4 and a display screen 5 electrically connected with the controller 3 are arranged on the outer wall of the pizza oven body; the rotation speed of the motor 1 is adjusted by rotating the rotation speed adjusting switch 4 so as to adjust the rotation speed of the pizza stone 2, and the display screen 5 displays the rotation speed of the motor 1 in real time.

Specifically, the rotation speed of the motor 1 is changed by the rotation speed adjusting switch 4 and the controller 3; when the rotation speed adjusting switch 4 is rotated, it sends a corresponding signal to the controller 3, and the controller 3 changes the rotation speed of the motor 1 according to the received signal; the motor 1 drives the pizza stone 2 to rotate, and the rotating speed of the pizza stone 2 corresponds to the rotating speed of the motor 1; the display screen 5 is connected with the controller 3, so that the rotating speed information of the motor 1 can be obtained, namely, the display screen 5 can display the rotating speed of the motor 1 in real time, and the rotating speed of the pizza stone 2 can be monitored;

as an example, the model of the single-chip microcomputer U1 is HX4002B; the model of the singlechip U2 is SN8F5703 (DIP24_SOP24_TSSOP24); the model of the singlechip U3 is MAX6675; the model of the singlechip U4 is 2_8HEX; the model of the singlechip U5 is 3_8HEX.

Further, the pizza stove main body comprises a base 6, an inner cover plate 7 arranged on the base 6, and an outer cover plate 8 sleeved on the outer side of the inner cover plate 7; the motor 1 and the controller 3 are arranged in the base 6; the pizza stone 2 is disposed inside the inner cover plate 7.

In particular, the base 6 provides structural support and stability; an inner cover plate 7 is arranged above the base 6, and the inner cover plate 7 plays roles of heat insulation and protection, so that heat dissipation is prevented; the outer cover plate 8 is sleeved outside the inner cover plate 7 to form an outer cover plate 8 outside the pizza oven; the outer cover plate 8 may be metal or other insulating material, providing external protection and helping to maintain the pizza oven temperature; the motor 1 and the controller 3 are arranged inside the base 6; the motor 1 is used for rotating the pizza stone 2; the controller 3 is responsible for controlling the operation and the rotation speed of the motor 1 and is communicated with the rotation speed regulating switch 4 and the display screen 5 through electric connection; pizza stone 2 is placed inside inner cover plate 7 for heating and cooking pizza; pizza stone 2 has good heat conduction properties, is capable of uniformly transferring heat and provides a desired cooking surface.

Further, the pizza stone 2 comprises a stone body 9, a turntable 10 for supporting the stone body 9, and a turntable shaft 11 connected with the bottom of the turntable 10; the turntable shaft 11 is connected with a rotating shaft of the motor 1; a plurality of limiting blocks 12 for limiting the stone body 9 are arranged at intervals on the outer side of the rotary table 10.

In particular, the stone body 9 has good heat conduction performance, and a material with high temperature resistance, such as ceramic or stone, is generally adopted; the stone 9 is responsible for transmitting heat uniformly and providing the desired cooking surface; the stone body 9 is supported by a turntable 10; the turntable 10 may be a flat circular structure with sufficient load carrying capacity; the stone body 9 is placed on the turntable 10 to drive the stone body 9 to rotate; a plurality of limiting blocks 12 for limiting the stone body 9 are arranged at intervals on the outer side of the rotary table 10 so as to ensure the stability of the stone body 9 during rotation; the turntable shaft 11 is connected to the bottom of the turntable 10, so that the turntable 10 can rotate around the axis; the turntable shaft 11 is connected to the rotation shaft of the motor 1 so that the motor 1 can drive the rotation of the turntable 10 and the pizza stone 2 through the turntable shaft 11.

Furthermore, a furnace end 13 is arranged in the base 6; and the burner 13 is positioned at the rear side of the pizza stone 2; a lower baffle 14 is arranged between the furnace end 13 and the pizza stone 2; and an air valve switch 15 for controlling the fire intensity of the furnace end 13 is arranged on the outer side of the pizza furnace main body.

Specifically, a furnace end 13 is arranged in the base 6, and the furnace end 13 is positioned at the rear side of the pizza stone 2; the burner 13 is a part for generating heat, typically using a heating element such as a heating tube or other suitable heating device; the burner 13 transmits heat to the pizza stone 2 by conduction, radiation or convection, etc., so as to cook pizza; a lower baffle 14 is arranged between the furnace end 13 and the pizza stone 2; the lower baffle 14 is positioned between the furnace end 13 and the pizza stone 2 and plays a role in heat insulation and protection; can be a metal plate or other heat insulating material suitable for high temperature environment, prevents excessive heat from directly contacting the pizza stone 2, and helps to uniformly distribute the heat; the burner 13 may use liquefied petroleum gas as an energy source.

Further, a temperature sensing probe 16 is arranged in the base 6 and close to the pizza stone 2; and the temperature sensing probe 16 is electrically connected with the controller 3.

Specifically, a temperature sensing probe 16 is arranged in the base 6 at a position close to the pizza stone 2; the temperature sensing probe 16 is typically a temperature sensor for measuring the temperature of the surface of the pizza stone 2; may be a thermistor such as a thermistor or other type of temperature sensor; the temperature sensing probe 16 is electrically connected with the controller 3; this means that the temperature sensing probe 16 is connected to the controller 3 by a wire or other electrical connection; through this connection, the temperature sensing probe 16 can transmit the measured temperature signal to the controller 3; the controller 3 receives the temperature signal transmitted by the temperature sensing probe 16 and sends the data to the temperature data display module for real-time temperature display.

Further, the top of the base 6 is penetrated with a plurality of first exhaust holes 17 downwards; and the side of the base 6 is formed with a plurality of second exhaust holes 18.

Specifically, the top of the base 6 is penetrated with a plurality of first exhaust holes 17 downwards; these air holes are located in the central area of the top of the base 6 or below the pizza stone 2; the first exhaust hole 17 has the function of allowing the hot gas and smoke generated in the furnace to be exhausted, and promoting air circulation and heat convection; this helps to keep the temperature inside the pizza oven uniform and prevents the accumulation of fumes; the side surface of the base 6 is provided with a plurality of second exhaust holes 18; these air holes are typically distributed in the upper or middle part of the side of the base 6; the purpose of the second vent 18 is to further facilitate the evacuation of hot gases and fumes and to help regulate the air flow in the pizza oven; the temperature and the humidity in the cooking process can be controlled, so that the ideal cooking effect can be obtained; by this design, the first vent 17 and the second vent 18 provide a ventilation mechanism for the top and sides of the base 6; the hot air and the smoke are allowed to be smoothly discharged in the cooking process, the ventilation in the pizza oven is kept, and the smoke accumulation and the peculiar smell are reduced; this helps to provide a better cooking environment and pizza quality.

A pizza oven circuit with a digital display function and a rotating speed adjusting function is applied to a pizza oven with a digital display function and a rotating speed adjusting function, and comprises a singlechip U2; the 5 th, 6 th and 8 th pins of the singlechip U2 are connected with a thermocouple data acquisition and conversion chip U3; the 3 rd pin of the thermocouple data acquisition and conversion chip U3 is connected with a thermocouple filter circuit; and pins 2, 3 and 4 of the singlechip U2 are connected with an input module; the 21 st pin of the singlechip U2 is connected with a current output module; the 13 th pin and the 14 th pin of the singlechip U2 are connected with a motor 1 rotating speed display module, and the motor rotating speed display module displays the rotating speed of the motor 1 in real time; and pins 15 to 17 of the singlechip U2 are connected with a temperature data display module, and the temperature data display module displays the temperature detected by the temperature sensing probe 16 in real time.

Specifically, the battery booster circuit is used for ensuring that the circuit can work normally under the low-power condition; the battery power monitoring circuit is used for checking whether the battery power is exhausted or not and reminding a user in time; the filter circuit of the thermocouple is used for ensuring accurate data; the thermocouple data acquisition and conversion chip is a special thermocouple acquisition chip, so that thermocouple data can be converted into data which can be identified by the main chip; the input module is used for switching on and switching off and regulating speed; the current output module is used for adjusting the speed of the motor according to the input request of a user; a storage battery can be arranged in the base 6, so that the pizza oven can be used indoors and outdoors in a portable manner; the motor rotation speed display module and the temperature data display module may be disposed on the same display screen 5, for example, the left side of the display screen 5 displays the real-time rotation speed of the motor, and the right side of the display screen 5 displays the real-time temperature monitored by the temperature sensing probe 16.

Further, a 23 rd pin of the singlechip U2 is connected with a battery electric quantity monitoring circuit; the battery electric quantity monitoring circuit comprises a resistor R3, a resistor R4, a resistor R5 and a capacitor C8; one end of the resistor R3 is connected with one end of the resistor R4 and one end of the capacitor C8; the other end of the capacitor R4 and the other end of the capacitor C8 are grounded;

the 24 th pin of the singlechip U2 is connected with a battery boosting circuit; the battery boosting circuit comprises a singlechip U1, a capacitor C3 and a capacitor C4; one end of the capacitor C1 is connected with a first pin of the singlechip U1, and the other end of the capacitor C1 is grounded; one end of the capacitor C3 is connected with the 5 th pin of the singlechip U1 and the other end of the resistor R3, and the other end of the capacitor C3 is grounded; two ends of the capacitor C4 are respectively connected with a 4 th pin and a 6 th pin of the singlechip U1; and the 3 rd pin of the singlechip U1 is connected with a battery interface J1.

Further, the input module comprises a resistor R6, a resistor R7 and a switch K1; one end of the resistor R6 is connected with the 3 rd pin of the singlechip U2 and the 2 nd pin of the switch K1; one end of the resistor R7 is connected with the 2 nd pin of the singlechip U2 and the 1 st pin of the switch K1; the 4 th pin of the switch K1 is connected with the 4 th pin of the singlechip U2, and the 3 rd pin and the 5 th pin of the switch K1 are grounded;

the current input module comprises a resistor R1, a resistor R2, an interface J4, a diode D1 and a triode Q1; one end of a resistor R1 is connected with a 21 st pin of the singlechip U2, and the other end of the resistor R1 is connected with one end of the resistor R2 and a 1 st pin of the triode Q1; the other end of the resistor R2 and the 3 rd pin of the triode Q1 are grounded; the 2 nd pin of the triode Q1 is connected with one end of the diode D1 and the interface J4; and the other end of the diode D1 is connected with the 3 rd pin of the singlechip U1.

Further, the thermocouple filter circuit comprises a capacitor C5, a capacitor C6, a capacitor C7 and an interface J2; one end of the capacitor C5 is connected with one end of the capacitor C6, the 3 rd pin of the singlechip U3 at one end of the capacitor C7 and the interface J2; and the other end of the capacitor C5, the other end of the capacitor C6 and the other end of the capacitor C7 are grounded.

Further, the motor rotation speed display module comprises a singlechip U4; pins 1, 2, 3, 4, 6, 7, 8 and 9 of the singlechip U4 are respectively connected with pins 7, 12, 9, 20, 19, 18, 10 and 11 of the singlechip U2; the temperature data display module comprises a singlechip U5; and pins 1, 2, 3, 4, 5, 7, 10 and 11 of the singlechip U5 are respectively connected with pins 9, 7, 12, 20, 11, 19, 10 and 18 of the singlechip U2.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims

1. The pizza stove with the digital display function and the rotating speed adjusting function comprises a pizza stove main body, wherein pizza stones which are driven by a motor to rotate are arranged in the pizza stove main body; the rotating speed of the motor is adjusted through the rotating speed adjusting switch, so that the rotating speed of the pizza stone is adjusted, and the display screen displays the rotating speed of the motor in real time.

2. The pizza oven with digital display function and rotation speed regulation according to claim 1, wherein the pizza oven body comprises a base, an inner cover plate arranged on the base, and an outer cover plate sleeved on the outer side of the inner cover plate; the motor and the controller are arranged in the base; the pizza stone is arranged inside the inner cover plate.

3. The pizza oven with digital display function and rotation speed adjustment according to claim 2, wherein the pizza stone comprises a stone body, a turntable for supporting the stone body, and a turntable shaft connected to the bottom of the turntable; the turntable shaft is connected with a rotating shaft of the motor; a plurality of limiting blocks for limiting the stone body are arranged at intervals on the outer side of the rotary table.

4. The pizza oven with digital display function and rotation speed regulation according to claim 2, wherein the base is further provided with a burner inside; the furnace end is positioned at the rear side of the pizza stone; a lower baffle is arranged between the furnace end and the pizza stone; and an air valve switch for controlling the fire intensity of the furnace end is arranged on the outer side of the pizza furnace main body.

5. The pizza oven with digital display function and rotation speed regulation according to claim 2, wherein a temperature sensing probe is arranged in the base close to the pizza stone; and the temperature sensing probe is electrically connected with the controller.

6. A pizza oven circuit with a digital display function and a rotation speed adjusting function, which is applied to the pizza oven with the digital display function and the rotation speed adjusting function as claimed in any one of claims 1 to 5, and is characterized by comprising a singlechip U2; the 5 th, 6 th and 8 th pins of the singlechip U2 are connected with a thermocouple data acquisition and conversion chip U3; the 3 rd pin of the thermocouple data acquisition and conversion chip U3 is connected with a thermocouple filter circuit; and pins 2, 3 and 4 of the singlechip U2 are connected with an input module; the 21 st pin of the singlechip U2 is connected with a current output module; the 13 th pin and the 14 th pin of the singlechip U2 are connected with a motor rotating speed display module, and the motor rotating speed display module displays the rotating speed of the motor in real time; and pins 15 to 17 of the singlechip U2 are connected with a temperature data display module, and the temperature data display module displays the temperature detected by the temperature sensing probe in real time.

7. The pizza oven circuit with digital display function and rotation speed regulation according to claim 6, wherein the 23 rd pin of the single chip microcomputer U2 is connected with a battery power monitoring circuit; the battery electric quantity monitoring circuit comprises a resistor R3, a resistor R4, a resistor R5 and a capacitor C8; one end of the resistor R3 is connected with one end of the resistor R4 and one end of the capacitor C8; the other end of the capacitor R4 and the other end of the capacitor C8 are grounded;

8. The pizza oven circuit with digital display function and rotation speed regulation according to claim 7, wherein the input module comprises a resistor R6, a resistor R7, and a switch K1; one end of the resistor R6 is connected with the 3 rd pin of the singlechip U2 and the 2 nd pin of the switch K1; one end of the resistor R7 is connected with the 2 nd pin of the singlechip U2 and the 1 st pin of the switch K1; the 4 th pin of the switch K1 is connected with the 4 th pin of the singlechip U2, and the 3 rd pin and the 5 th pin of the switch K1 are grounded;

9. The pizza oven circuit with digital display function and rotation speed regulation according to claim 6, wherein the thermocouple filter circuit comprises a capacitor C5, a capacitor C6, a capacitor C7 and an interface J2; one end of the capacitor C5 is connected with one end of the capacitor C6, the 3 rd pin of the singlechip U3 at one end of the capacitor C7 and the interface J2; and the other end of the capacitor C5, the other end of the capacitor C6 and the other end of the capacitor C7 are grounded.

10. The pizza oven circuit with digital display function and rotation speed regulation according to claim 6, wherein the motor rotation speed display module comprises a single chip microcomputer U4; pins 1, 2, 3, 4, 6, 7, 8 and 9 of the singlechip U4 are respectively connected with pins 7, 12, 9, 20, 19, 18, 10 and 11 of the singlechip U2; the temperature data display module comprises a singlechip U5; and pins 1, 2, 3, 4, 5, 7, 10 and 11 of the singlechip U5 are respectively connected with pins 9, 7, 12, 20, 11, 19, 10 and 18 of the singlechip U2.