CN215489867U

CN215489867U - Energy-gathering dry-burning-preventing device and system

Info

Publication number: CN215489867U
Application number: CN202121309445.XU
Authority: CN
Inventors: 高宁; 罗淦恩; 刘明雄; 姚家前; 潘叶江
Original assignee: Vatti Co Ltd
Current assignee: Vatti Co Ltd
Priority date: 2021-06-11
Filing date: 2021-06-11
Publication date: 2022-01-11
Anticipated expiration: 2031-06-11

Abstract

The utility model discloses an energy-gathering dry-burning preventing device and system, which comprise an energy-gathering stove body, wherein a probe assembly, an energy-gathering disc and a combustor are arranged on the energy-gathering stove body; the probe assembly at least comprises two temperature sensors, and the temperature of the two temperature sensors is correspondingly arranged at the cookware and the heat interference position close to the energy-gathered cooker body. The utility model measures the temperature value of the corresponding part through a plurality of temperature sensors, calculates the actual temperature of the cooked object, reduces the influence of local high temperature, and realizes accurate temperature control and dry burning prevention.

Description

Energy-gathering dry-burning-preventing device and system

Technical Field

The utility model relates to the field of energy-gathering stoves, in particular to an energy-gathering dry-burning preventing device and system.

Background

Along with the wide use of gas stoves, people increasingly pay more attention to the safety problem of gas use, and especially, an anti-dry heating probe is added in a stove for measuring temperature, the temperature of a cooked object is indirectly detected, and the stove is adjusted and shut down according to the monitored temperature.

However, compared with a common gas stove, the energy-gathering stove on the market has larger firepower and higher temperature, so that the temperature probe is influenced by reflected heat and radiant heat, the actual temperature in the pot cannot be accurately calculated, and the difficulties are brought to dry burning prevention and intelligent temperature control.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide an energy-gathering dry-burning-preventing device and system.

The energy-gathering stove comprises an energy-gathering stove body, wherein a probe assembly, an energy-gathering disc and a combustor are arranged on the energy-gathering stove body, the energy-gathering disc is installed on the combustor, through holes are formed in corresponding positions of the energy-gathering disc, and the probe assembly is arranged in the through holes; the probe assembly at least comprises two temperature sensors, and the temperature of the two temperature sensors is correspondingly arranged at the cookware and the heat interference position close to the energy-gathered cooker body.

Preferably, the probe assembly comprises three temperature sensors, namely NTC1, NTC2 and NTC3, the NTC1 is correspondingly arranged below the bottom of the pan, the NTC2 is correspondingly arranged close to the energy collecting disc and the burner, and the NTC3 is correspondingly arranged below the burner.

As a preferable mode, the device further comprises a controller, and the controller is electrically connected with the probe assembly.

Preferably, the probe assembly further comprises a sleeve, and the NTC1, NTC2 and NTC3 are all mounted on the sleeve.

The device comprises an MCU control circuit, a detection circuit, a power supply circuit and an ignition circuit, wherein the MCU control circuit is used for responding to the request of each module and controlling at least one medium; the detection circuit detects the temperature value of the corresponding monitoring point.

As a preferred mode, the input end and the node of the detection circuit are sequentially connected with a resistor R₁、R₂And R₃The MCU control circuit is based on R₁、R₂And R₃The series-parallel connection relation between the temperature sensors calculates the temperature value of the monitoring point.

As a preferred mode, the MCU control circuit reads R₁₂、R₁₃And R₂₃The resistance value of (1).

According to the energy-gathering dry-burning preventing device and system provided by the utility model, the temperature of an energy-gathering stove is higher, the temperature probes are correspondingly arranged at the positions where temperature interference is generated between the stove and the pot bottom and the like, the temperature at the corresponding positions is detected, and the resistance values between the probes in series connection and in parallel connection are read through the MCU control circuit, so that the temperature error of a cooked object and the pot under high-temperature combustion is reduced, and accurate temperature control and dry-burning prevention are realized.

Drawings

FIG. 1 is an overall schematic diagram of an embodiment of the present invention;

FIG. 2 is a circuit control diagram according to an embodiment of the present invention;

FIG. 3 is a schematic view of a usage status of the embodiment of the present invention;

FIG. 4 is a top schematic view of an embodiment of the present invention;

fig. 5 is a schematic diagram of the connection of the temperature sensor according to the embodiment of the utility model.

Number and name in the figure: 1, NTC12, NTC23, NTC34, lead 5, probe terminal 6, energy-gathering disk 7, burner 8, cooking utensil 9, cooking utensil 10, probe

Detailed Description

The present invention will be described in further detail with reference to the following examples and drawings.

An energy-gathering dry-burning preventing device refers to fig. 1 to 5 and comprises an energy-gathering stove body, wherein a probe 10 assembly, an energy-gathering disc 6 and a combustor 7 are arranged on the energy-gathering stove body, the energy-gathering disc 6 is installed on the combustor 7, through holes are formed in corresponding positions of the energy-gathering disc 6, and the probe assembly is arranged in the through holes; the probe assembly at least comprises two temperature sensors, and the temperature of the two temperature sensors is correspondingly arranged at the cookware 9 and the heat interference position close to the energy-gathering stove body. The energy-gathering plate 6 and the cooker 8 are sequentially arranged on the combustor 7, the cooker 9 is erected on the cooker 8, and the probe assembly penetrates through the middle parts of the energy-gathering plate 6 and the combustor 7 to measure the temperatures of different parts of the combustor.

In one embodiment, referring to fig. 1, the probe assembly further comprises a sleeve, the NTC1, NTC2 and NTC3 all mounted on the sleeve. The sleeve is columnar, the upper end of the sleeve is provided with a top shell, NTC1 is arranged on the top shell, NTC2 and NTC3 are both arranged on the side wall of the sleeve, NTC1, NTC2 and NTC3 are connected with a probe terminal 5 at the bottom through a wire 4, and the wire 4 is sheathed and provided with a sheath.

In an embodiment, referring to fig. 1, 3 and 4, the probe assembly comprises three temperature sensors, NTC1, NTC2 and NTC3 respectively, the NTC1 is correspondingly disposed under the bottom of the pot 9, the NTC2 is correspondingly disposed near the energy concentrating disk 6 and the burner 7, and the NTC3 is correspondingly disposed under the burner 7. The NCT1 is used for detecting conduction heat, i.e. heat of the pan bottom, the NCT2 is mainly heat emitted by the burner 7 and the energy-gathering plate 6 due to detection of radiant heat, and the NCT3 is used for judging the magnitude of reflected heat generated under the influence of the brightness of the pan bottom.

In an embodiment, referring to fig. 1 and 2, a controller is further included, and the controller is electrically connected to the probe assembly. The controller is electrically connected with power supply devices such as the temperature sensor and the probe terminal 5.

In one embodiment, referring to fig. 1-5, an energy-gathering dry-burning prevention system includes an MCU control circuit for controlling at least one medium in response to a request of each module; the detection circuit detects the temperature value of the corresponding monitoring point.

In one embodiment, referring to fig. 5, the input terminal and the node of the detection circuit are sequentially connected with a resistor R₁、R₂And R₃The MCU control circuit is based on R₁、R₂And R₃The series-parallel connection relation between the temperature sensors calculates the temperature value of the monitoring point. The NTC1, NTC2 and NTC3 are connected with the controller and the probe terminal 5 through wires 4.

In one embodiment, referring to fig. 2 and 5, the MCU control circuit reads out R₁₂、R₁₃And R₂₃The resistance value of (1). R₁₂Is R₂And R₃After being connected in series with R₁Parallel connection; r₁₃Is R₁And R₂After being connected in series with R₃Parallel connection; r₂₃Is R₁And R₃After being connected in series with R₂And (4) connecting in parallel. Through the series-parallel connection relation, the resistance values of the NTC1, the NTC2 and the NTC3 are respectively calculated, so that the actual conduction heat, the radiation heat and the reflection heat are deduced.

The above is an explanation of the energy-gathering dry-burning prevention device and system of the present invention, which is used to help understanding of the present invention, but the implementation of the present invention is not limited by the above embodiments, and any changes, modifications, substitutions, combinations, and simplifications which do not depart from the principle of the present invention should be replaced by equivalents, and all such changes are included in the protection scope of the present invention.

Claims

1. The energy-gathering dry-burning preventing device is characterized by comprising an energy-gathering stove body, wherein a probe assembly, an energy-gathering disc and a combustor are arranged on the energy-gathering stove body; the probe assembly at least comprises two temperature sensors, and the temperature of the two temperature sensors is correspondingly arranged at the cookware and the heat interference position close to the energy-gathered cooker body.

2. The energy concentrating dry-burning prevention device of claim 1, wherein the probe assembly comprises three temperature sensors, namely NTC1, NTC2 and NTC3, the NTC1 is correspondingly arranged below the bottom of the pot, the NTC2 is correspondingly arranged close to the energy concentrating plate and the burner, and the NTC3 is correspondingly arranged below the burner.

3. The energy concentrating dry combustion prevention device according to claim 1, further comprising a controller, wherein the controller is electrically connected to the probe assembly.

4. The energy concentrating anti-dry heating apparatus of claim 2, wherein the probe assembly further comprises a sleeve, and the NTC1, NTC2 and NTC3 are all mounted on the sleeve.

5. An energy-gathering dry-burning prevention system comprising the energy-gathering dry-burning prevention device as claimed in any one of claims 1 to 4, further comprising an MCU control circuit, a detection circuit, a power supply circuit, an ignition circuit, the MCU control circuit being configured to control at least one medium in response to a request of each module; the detection circuit detects the temperature value of the corresponding monitoring point.

6. The energy-gathering dry burning prevention system according to claim 5, wherein a resistor R is connected to the input end and the node of the detection circuit in sequence₁、R₂And R₃The MCU control circuit is based on R₁、R₂And R₃The series-parallel connection relation between the temperature sensors calculates the temperature value of the monitoring point.

7. The energy-gathering dry burning prevention system according to claim 6, wherein the MCU control circuit reads R₁₂、R₁₃And R₂₃The resistance value of (1).