CN215725208U - Automatic temperature control system of charcoal stove - Google Patents
Automatic temperature control system of charcoal stove Download PDFInfo
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- CN215725208U CN215725208U CN202023023940.2U CN202023023940U CN215725208U CN 215725208 U CN215725208 U CN 215725208U CN 202023023940 U CN202023023940 U CN 202023023940U CN 215725208 U CN215725208 U CN 215725208U
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Abstract
The utility model discloses an automatic temperature control system of a charcoal stove. The automatic temperature control system of the charcoal stove comprises a controller, a temperature sensor, a transmitter, a first speed reducing motor, a second speed reducing motor and a stove body; an upper air door and a lower air door are arranged in the furnace body; the first speed reduction motor and the second speed reduction motor are controlled by the controller according to the set target temperature and the temperature fed back by the temperature sensor and the transmitter, so that the sizes of the upper air door and the lower air door are controlled, the temperature in the furnace body is further controlled, and automatic temperature control is realized. According to the utility model, the temperature sensor senses the temperature value in the furnace body, the speed reducing motor is controlled to replace a hand to open and close the air door according to a certain algorithm by contrasting the temperature set value, and the effect of automatic temperature control is achieved. The utility model replaces manual furnace watching, and plays a role in reducing personnel.
Description
Technical Field
The utility model belongs to the field of automatic control, and particularly relates to an automatic temperature control system of a charcoal stove.
Background
The current heating modes in the barbecue oven are mainly three, namely electric heating, gas heating and charcoal or coal heating. From the perspective of automatic temperature control, accurate control of electrical heating is most easily achieved, and automatic temperature control of charcoal or coal heating is the most difficult to achieve next time of coal gas heating. In view of the subjective perception of some consumers, charcoal or coal grills are considered to have unique flavors that cannot be replaced by other two heating methods, so that charcoal or coal grills still have a large share in the market. However, charcoal or coal roasting requires much effort for operators to intervene manually because of the poor temperature control of charcoal or coal roasting. Temperature is often observed and manual adjustment of the damper is often required. If the food is not properly treated, the food may be burnt.
The utility model controls the furnace temperature by collecting the temperature sensor and controlling the air door, and alarms when the temperature is out of control. The energy required for nursing the oven is reduced by an automatic control method, and the method is taken as an alternative for automatically controlling the charcoal oven.
SUMMERY OF THE UTILITY MODEL
The utility model aims to automatically control the temperature of a charcoal stove by using a temperature sensor and an air door. When the temperature is higher than or is about to be higher than the set temperature, a signal is sent to control the motor to drive the air door to adjust the size of the air door, so that the oxygen inlet amount is controlled to be reduced, the combustion degree of carbon is reduced, and the effect of preventing over-temperature is achieved. When the temperature is lower than or is about to be lower than the set temperature, the motor is controlled to drive the air door to adjust the size of the air door, so that the oxygen inlet amount is increased to improve the combustion degree of the carbon, and the effect of preventing the temperature from decreasing is achieved.
The purpose of the utility model is realized by at least one of the following technical solutions.
An automatic temperature control system of a charcoal stove comprises a controller, a temperature sensor, a transmitter, a first speed reducing motor, a second speed reducing motor and a stove body; an upper air door and a lower air door are arranged in the furnace body;
the first speed reduction motor and the second speed reduction motor are controlled by the controller according to the set target temperature and the temperature fed back by the temperature sensor and the transmitter, so that the sizes of the upper air door and the lower air door are controlled, the temperature in the furnace body is further controlled, and automatic temperature control is realized.
Furthermore, temperature sensor and changer are installed in the temperature measurement mouth department of furnace body, and temperature sensor and changer include temperature sensor and temperature transmitter, and temperature sensor connects the inside temperature thermocouple or the thermal resistance that sets up of furnace body, and the inside temperature of furnace body is passed through temperature transmitter and is changed the analog quantity signal of standard and feed back to the controller.
Further, the furnace body comprises an inner wall and an outer wall, the inner wall of the furnace body is made of high-temperature resistant materials, and an interlayer is arranged between the inner wall and the outer wall of the furnace body and is used for filling heat insulation materials; the bottom in the furnace body is provided with a furnace pipe for placing charcoal or coal, the lower part of the furnace pipe is communicated with a lower air door, and the upper part of the furnace pipe is communicated with the inner cavity of the furnace body; the lower air door controls the opening size by a first speed reducing motor according to requirements so as to control the size of the air inlet quantity, and the upper air door controls the opening size by a second speed reducing motor according to requirements so as to control the size of the air outlet quantity; the upper air door is arranged at the top of the oven body, and the intake oxygen is firstly combusted with charcoal or coal to generate high temperature and heat radiation to directly act on food materials in the oven body, so that the barbecue effect is achieved; the furnace body is provided with a charcoal adding port which is communicated with the upper part of the furnace pipe, and charcoal can be added into the furnace pipe by opening the charcoal adding port; the furnace body is also provided with an observation window, the position of the observation window is set according to the position requirement of a baked object, and the internal state of the furnace body can be observed through the observation window; a furnace top cover is arranged above the furnace body.
Further, the furnace roof may be opened in an upward translational, a reverse translational or a horizontal translational; lower air door, go up air door and observation window all can set up one or more, and the observation window can adopt transparent high temperature resistant material, also can observe the internal state of furnace body when system's during operation.
Furthermore, a first speed reduction motor is installed on one side of the lower air door, a second speed reduction motor is installed on one side of the upper air door, and the lower air door and the upper air door are respectively pushed and pulled through a traction rope, a gear rack or a screw rod mechanism.
Furthermore, a PLC or a singlechip circuit is arranged in the controller to serve as a main control unit, and a panel of the controller is provided with a dial switch with time setting, a dial switch with temperature setting, a switch starting button, a carbon adding indicator lamp and a finishing indicator lamp;
under normal conditions, a furnace pipe in the furnace body is filled with charcoal, after the charcoal or coal is ignited, the barbecue time is set through a time setting dial switch, the target temperature is set through a temperature setting dial switch, and an automatic control process is started through a switch starting button;
the main control unit compares the furnace body internal temperature fed back by the temperature sensor and the transmitter with a set target temperature to control the first speed reducing motor and the second speed reducing motor, so as to adjust the opening degree of the lower air door and the upper air door and stabilize the furnace body internal temperature beside the set target temperature; if the opening degrees of the lower air door and the upper air door reach the maximum and the temperature does not rise within the set time, a charcoal adding indicator lamp is turned on to prompt the addition of charcoal; if the temperature in the oven body reaches the set target temperature and the barbecue time set by the time setting dial switch lasts, the completion indicator lamp is lightened to prompt that the barbecue is completed, and all the lower air doors and the upper air doors are closed.
Furthermore, in the controller, the barbecue time or the target temperature can be set by a touch screen or a potentiometer lamp instead of a time setting dial switch or a temperature setting dial switch; the touch screen can replace a switch starting button, a carbon adding indicating lamp and a finishing indicating lamp to finish the functions of starting an automatic control process, prompting to add carbon and prompting to finish.
Furthermore, in the temperature sensor and the transmitter, the temperature transmitter may not be provided, and then the signal of the temperature thermocouple or the temperature measuring resistor is directly fed back to the controller, and the signal is converted into the corresponding temperature by the controller, and at this time, the temperature measuring module needs to be provided in the controller.
Further, the furnace pipe and the furnace body (5) are integrated or separated independently.
Further, the controller and the furnace body (5) are integrated or separated independently.
Compared with the prior art, the utility model has the following advantages:
1. the temperature sensor senses the temperature value in the furnace body, controls the speed reducing motor to replace hands to open and close the air door according to a certain algorithm by contrasting the temperature set value, and achieves the effect of automatic temperature control. Replace the manual work and see the stove, played the effect that reduces personnel.
2. The food material barbecue system has a time setting function and has a control function on different barbecue times of different food materials. And after the timing time is up, an indicator light is used for indicating.
3. The utility model adopts automatic temperature control, and can avoid the condition that food materials are burnt due to overhigh temperature caused by manual carelessness.
Drawings
FIG. 1 is a schematic diagram of an automatic temperature control system of a charcoal stove according to an embodiment of the present invention;
fig. 2 is a view showing an opened state of the furnace roof.
Detailed Description
The following description will further describe a specific embodiment of the present invention with reference to the drawings and examples.
Example (b):
an automatic temperature control system of a charcoal stove is shown in figure 1 and comprises a controller 1, a temperature sensor and transmitter 2, a first speed reducing motor 3, a second speed reducing motor 4 and a stove body 5; an upper air door 17 and a lower air door 16 are arranged in the furnace body 5;
the controller 1 controls the first speed reducing motor 3 and the second speed reducing motor 4 according to the set target temperature and the temperature fed back by the temperature sensor and the transmitter 2, so that the sizes of the upper air door 17 and the lower air door 16 are controlled, the temperature in the furnace body 5 is further controlled, and automatic temperature control is realized.
In this embodiment, the analog quantity of the temperature is transmitted to the controller 1 through a signal line; the controller 1 controls the first reduction motor 3 and the second reduction motor 4 through electric wires.
Temperature sensor and changer 2 install the temperature measurement mouth department at furnace body 5, and temperature sensor and changer 2 include temperature sensor and temperature transmitter, and temperature sensor connects the inside temperature thermocouple or the thermal resistance that sets up of furnace body 5, and the inside temperature of furnace body 5 passes through temperature transmitter and transforms the analog signal feedback of standard to controller 1.
Further, the furnace body 5 comprises an inner wall and an outer wall, the inner wall of the furnace body 5 is made of high-temperature resistant materials, and an interlayer is arranged between the inner wall and the outer wall of the furnace body 5 and is used for filling heat insulation materials; a furnace pipe 13 is arranged at the bottom in the furnace body 5 and used for placing charcoal or coal, a lower air door 16 is communicated below the furnace pipe 13, and an inner cavity of the furnace body 5 is communicated above the furnace pipe; the lower air door 16 controls the opening size by the first speed reducing motor 3 according to requirements so as to control the size of the air inlet quantity, and the upper air door 17 controls the opening size by the second speed reducing motor 4 according to requirements so as to control the size of the air outlet quantity; the upper air door 17 is arranged at the top of the furnace body 5; the intake oxygen is firstly combusted with charcoal or coal to generate high temperature and heat radiation to directly act on food materials in the oven body, so that the barbecue effect is achieved; the furnace body 5 is provided with a charcoal adding port 14, the charcoal adding port 14 is communicated above the furnace pipe 13, and charcoal can be added to the furnace pipe 13 by opening the charcoal adding port 14; the furnace body 5 is also provided with an observation window 15, the position of the observation window 15 is set according to the position requirement of a baked object, and the internal state of the furnace body 5 can be observed through the observation window 15; a furnace top cover 18 is arranged above the furnace body 5.
In this embodiment, as shown in FIG. 2, the furnace roof 18 is opened in an upward translational movement.
The first speed reducing motor 3 is arranged on one side of the lower air door 16, the second speed reducing motor 4 is arranged on one side of the upper air door 17, and the lower air door 16 and the upper air door 17 are respectively pushed and pulled through a traction rope, a gear rack or a screw rod mechanism.
A PLC or a single chip microcomputer circuit is arranged in the controller 1 to serve as a main control unit 10, and a panel of the controller 1 is provided with a time setting dial switch 11, a temperature setting dial switch 12, a switch starting button 6, a carbon adding indicator lamp 7 and a completion indicator lamp 8;
under normal conditions, a furnace pipe 13 in a furnace body 5 is filled with charcoal, after the charcoal or coal is ignited, the barbecue time is set through a time setting dial switch 11, the target temperature is set through a temperature setting dial switch 12, and an automatic control process is started through a switch starting button 6;
the main control unit 10 compares the internal temperature of the furnace body 5 fed back by the temperature sensor and the transmitter 2 with a set target temperature to control the first speed reduction motor 3 and the second speed reduction motor 4, and further adjust the opening degree of the lower air door 16 and the upper air door 17 to stabilize the internal temperature of the furnace body 5 beside the set target temperature; in the embodiment, if the opening degrees of the lower air door 16 and the upper air door 17 reach the maximum and the temperature does not rise within 2 minutes, the carbon adding indicator lamp 7 is lightened to prompt carbon adding; if the temperature inside the oven body 5 reaches the set target temperature for the duration of the roast time set by the time-setting dial switch 11, the completion indicator 8 is lighted to indicate completion, and all the lower and upper dampers 16 and 17 are closed.
Claims (10)
1. An automatic temperature control system of a charcoal stove is characterized by comprising a controller (1), a temperature sensor and transmitter (2), a first reducing motor (3), a second reducing motor (4) and a stove body (5); an upper air door (17) and a lower air door (16) are arranged in the furnace body (5);
the controller (1) controls the first speed reducing motor (3) and the second speed reducing motor (4) according to the set target temperature and the temperature fed back by the temperature sensor and the transmitter (2), so that the sizes of the upper air door (17) and the lower air door (16) are controlled, the temperature in the furnace body (5) is further controlled, and automatic temperature control is realized.
2. The automatic temperature control system of the charcoal stove according to claim 1, characterized in that the temperature sensor and the transmitter (2) are installed at a temperature measuring port of the stove body (5), the temperature sensor and the transmitter (2) comprise a temperature sensor and a temperature transmitter, the temperature sensor is connected with a temperature measuring thermocouple or a thermal resistor arranged inside the stove body (5), and the temperature inside the stove body (5) is converted into a standard analog quantity signal by the temperature transmitter and fed back to the controller (1).
3. The charcoal stove automatic temperature control system according to claim 1, wherein the stove body (5) comprises an inner wall and an outer wall, the inner wall of the stove body (5) is made of high temperature resistant material, and an interlayer is arranged between the inner wall and the outer wall of the stove body (5) for filling heat insulation material; a furnace pipe (13) is arranged at the bottom in the furnace body (5) and used for placing charcoal or coal, the lower part of the furnace pipe (13) is communicated with a lower air door (16), and the upper part is communicated with the inner cavity of the furnace body (5); the lower air door (16) controls the opening size by the first speed reducing motor (3) according to requirements so as to control the air inlet volume, and the upper air door (17) controls the opening size by the second speed reducing motor (4) according to requirements so as to control the air outlet volume; the upper air door (17) is arranged at the top of the furnace body (5); the furnace body (5) is provided with a charcoal adding opening (14), the charcoal adding opening (14) is communicated above the furnace pipe (13), and charcoal can be added into the furnace pipe (13) by opening the charcoal adding opening (14); the furnace body (5) is also provided with an observation window (15), and the internal state of the furnace body (5) can be observed through the observation window (15); a furnace top cover (18) is arranged above the furnace body (5).
4. The automatic temperature control system for charcoal stove according to claim 3, characterized in that the stove top cover (18) can be opened by upward translation, reverse rotation or horizontal translation; one or more than one lower air door (16), one upper air door (17) and one observation window (15) can be arranged, the observation window (15) can be made of transparent high-temperature-resistant materials, and the internal state of the furnace body (5) can be observed when the system works.
5. The automatic temperature control system of the charcoal stove according to claim 3, wherein the first speed reduction motor (3) is installed on one side of the lower air door (16), and the second speed reduction motor (4) is installed on one side of the upper air door (17), and the lower air door (16) and the upper air door (17) are respectively pushed and pulled through a traction rope, a gear rack or a screw mechanism.
6. The charcoal stove automatic temperature control system according to claim 3, wherein a PLC or a single chip microcomputer circuit is arranged in the controller (1) as a main control unit (10), and a panel of the controller (1) is provided with a dial switch (11) with time setting, a dial switch (12) with temperature setting, a switch starting button (6), a charcoal adding indicator lamp (7) and a completion indicator lamp (8);
under normal conditions, a furnace pipe (13) in a furnace body (5) is filled with charcoal, after the charcoal or coal is ignited, the barbecue time is set through a time setting dial switch (11), the target temperature is set through a temperature setting dial switch (12), and an automatic control process is started through a switch starting button (6);
the main control unit (10) compares the internal temperature of the furnace body (5) fed back by the temperature sensor and the transmitter (2) with a set target temperature to control the first speed reducing motor (3) and the second speed reducing motor (4), and further adjusts the opening degree of the lower air door (16) and the upper air door (17), so that the internal temperature of the furnace body (5) is stabilized beside the set target temperature; if the opening degrees of the lower air door (16) and the upper air door (17) reach the maximum and the temperature does not rise within the set time, a charcoal adding indicator lamp (7) is lightened to prompt the charcoal adding; if the temperature inside the oven body (5) reaches the set target temperature and lasts for the barbecue time set by the time setting dial switch (11), a completion indicator lamp (8) is lightened to indicate that the completion is finished, and all the lower air doors (16) and the upper air doors (17) are closed.
7. The charcoal stove automatic temperature control system according to claim 6, wherein in the controller (1), the barbecue time or the target temperature can be set through a touch screen or a potentiometer lamp instead of the time setting dial switch (11) or the temperature setting dial switch (12); the touch screen can replace a switch starting button (6), a carbon adding indicating lamp (7) and a finishing indicating lamp (8) to finish the functions of starting an automatic control process, prompting carbon adding and prompting finishing.
8. The automatic temperature control system of charcoal stove according to claim 2, characterized in that in the temperature sensor and transmitter (2), the temperature transmitter can be omitted, and the signal of the temperature thermocouple or temperature measuring resistor is directly fed back to the controller (1) and converted into the corresponding temperature by the controller (1), and at this time, the temperature measuring module is required to be installed in the controller.
9. The charcoal stove automatic temperature control system according to claim 3, wherein the furnace pipe (13) and the stove body (5) are integrated or separated independently.
10. The charcoal stove automatic temperature control system according to any one of claims 1 to 9, wherein the controller (1) and the stove body (5) are integrated or separated independently.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023023940.2U CN215725208U (en) | 2020-12-14 | 2020-12-14 | Automatic temperature control system of charcoal stove |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023023940.2U CN215725208U (en) | 2020-12-14 | 2020-12-14 | Automatic temperature control system of charcoal stove |
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| Publication Number | Publication Date |
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| CN215725208U true CN215725208U (en) | 2022-02-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202023023940.2U Active CN215725208U (en) | 2020-12-14 | 2020-12-14 | Automatic temperature control system of charcoal stove |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115777798A (en) * | 2022-11-16 | 2023-03-14 | 朱明芝 | Food baking furnace |
| RU226251U1 (en) * | 2022-10-14 | 2024-05-28 | Игорь Сергеевич Акатов | Retort of the charcoal burning complex |
-
2020
- 2020-12-14 CN CN202023023940.2U patent/CN215725208U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU226251U1 (en) * | 2022-10-14 | 2024-05-28 | Игорь Сергеевич Акатов | Retort of the charcoal burning complex |
| CN115777798A (en) * | 2022-11-16 | 2023-03-14 | 朱明芝 | Food baking furnace |
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