阅读说明：本技术 燃气灶面板、燃气灶及燃气灶面板温度控制方法 (Gas stove panel, gas stove and gas stove panel temperature control method ) 是由 许瑞 于 2019-11-13 设计创作，主要内容包括：本申请实施例涉及燃气灶技术领域,提供了一种燃气灶面板、燃气灶及燃气灶面板温度控制方法,该燃气灶面板包括面板本体、温度传感组件和控制器；温度传感组件设置于所述面板本体,用于检测所述面板本体不同部位之间的温差信息；控制器分别与所述温度传感组件及燃气灶中的燃气阀电连接,能够根据所述温差信息调控所述燃气阀的开闭状态。该燃气灶包括燃气灶面板。该燃气灶面板温度控制方法应用于该燃气灶面板。与现有技术中设置一个温度传感器的燃气灶面板相比,本申请实施例提供的燃气灶面板及燃气灶具有能够检测面板本体整体的温度梯度变化情况,具有检测效果好、防爆作用明显的优点。(The embodiment of the application relates to the technical field of gas cookers, and provides a gas cooker panel, a gas cooker and a gas cooker panel temperature control method, wherein the gas cooker panel comprises a panel body, a temperature sensing assembly and a controller; the temperature sensing assembly is arranged on the panel body and used for detecting temperature difference information between different parts of the panel body; the controller is respectively electrically connected with the temperature sensing assembly and a gas valve in the gas stove, and can regulate and control the opening and closing states of the gas valve according to the temperature difference information. The gas stove comprises a gas stove panel. The gas stove panel temperature control method is applied to the gas stove panel. Compare with the gas-cooker panel that sets up a temperature sensor among the prior art, the gas-cooker panel and gas-cooker that this application embodiment provided have can detect the holistic temperature gradient situation of change of panel body, have the advantage that detection effect is good, explosion-proof effect is obvious.)

1. A gas range panel, comprising:

a panel body (1);

the temperature sensing assembly (2) is arranged on the panel body (1), comprises at least two temperature sensors and is used for detecting temperature difference information of different parts of the panel body (1);

and the controller is respectively electrically connected with the temperature sensing assembly (2) and a gas valve in the gas stove and can regulate and control the opening and closing state of the gas valve according to the temperature difference information.

2. Gas range panel according to claim 1, characterized in that the panel body (1) is provided with combustion holes (11) for accommodating burners;

the temperature sensing assembly (2) comprises a first temperature sensor (21) and a second temperature sensor (22);

the first temperature sensor (21) is arranged at a part of the panel body (1) close to the combustion hole (11);

the second temperature sensor (22) is disposed at a position of the panel body (1) away from the combustion hole (11).

3. The gas range panel according to claim 2, wherein the first temperature sensor (21) and the second temperature sensor (22) are spaced apart in a radial direction of the combustion hole (11).

4. Gas cooktop according to claim 3, characterized in that said temperature sensing assemblies (2) are provided in groups, and in that said temperature sensing assemblies (2) are arranged in an annular array around the centre of the combustion hole (11).

5. Gas burner panel according to claim 4, characterized in that the controller regulates the open and closed state of the gas valve according to the maximum temperature difference information detected in the plurality of groups of temperature sensing assemblies (2).

6. Gas range panel according to claim 1, characterized in that the panel body (1) is provided with combustion holes (11) for accommodating burners;

the temperature sensing assembly (2) comprises a first temperature sensor (21) and a plurality of second temperature sensors (22);

the first temperature sensor (21) is arranged at a part of the panel body (1) close to the combustion hole (11);

the plurality of second temperature sensors (22) are disposed at a portion of the panel body (1) that is distant from the combustion hole (11).

7. The gas range panel according to claim 6, wherein the plurality of second temperature sensors (22) are arranged in an annular array around the center of the combustion hole (11).

8. Gas cooktop according to claim 7, characterized in that four second temperature sensors (22) are provided, and four second temperature sensors (3) are provided corresponding to four corners of the panel body (1), respectively.

9. Gas burner panel according to claim 8, characterized in that the controller regulates the open and closed state of the gas valve according to the maximum temperature difference information of the first temperature sensor (21) and the four second temperature sensors (3).

10. The gas range panel according to claim 1, wherein the controller is further provided with a temperature regulation threshold;

when the temperature sensing assembly (2) detects that the temperature information of the panel body (1) reaches the temperature regulation threshold value, the controller regulates and controls the gas valve to be closed.

11. The panel of a gas burner according to claim 1, characterized in that the temperature sensing assembly (2) is provided at a side of the panel body (1) facing the inside of the gas burner in a use state.

12. Gas burner panel according to claim 1, characterized in that the panel body (1) is made of tempered glass.

13. A gas range comprising the gas range panel according to any one of claims 1 to 12.

14. A gas range panel temperature control method applied to the gas range panel according to any one of claims 1 to 12, comprising the steps of:

a temperature detection step, wherein a temperature sensing assembly detects temperature information of at least two different parts of a gas stove panel;

calculating temperature difference, namely calculating the maximum temperature difference among the temperature information by using a controller;

and a temperature difference control step, wherein a controller compares the maximum temperature difference with a preset threshold temperature difference, and when the maximum temperature difference is greater than or equal to the threshold temperature difference, a gas valve in the gas stove is controlled to be closed.

15. The gas range panel temperature control method of claim 14, further comprising a temperature control step after the temperature difference control step;

and a temperature control step, wherein when the maximum temperature difference is smaller than the threshold temperature difference, the controller compares the maximum value in the temperature information with a preset threshold temperature, and when the maximum value in the temperature information is larger than or equal to the threshold temperature, the controller controls a gas valve in the gas stove to be closed.

Technical Field

The application relates to the technical field of gas stoves, in particular to a gas stove panel, a gas stove and a gas stove panel temperature control method.

Background

The gas stove is a common cooker in daily life, a gas stove panel in the prior art is generally made of toughened glass in order to improve the sanitary and attractive conditions of the gas stove panel, but due to the physical properties of the toughened glass, the gas stove panel is easy to burst and has certain danger under abnormal use conditions, such as cold impact when the temperature is too high or local temperature gradient difference is too large.

Therefore, a solution commonly adopted by gas stove manufacturers is to arrange a temperature sensor on a gas stove panel, connect the temperature sensor with a gas valve of the gas stove through a controller, and control the gas valve to close when the temperature sensor detects that the temperature of the gas stove panel is higher than a preset threshold value, so that the gas stove stops heating, and further temperature rise and burst of the gas stove panel are prevented.

However, the above solution for solving the explosion-proof of the gas stove panel also has certain disadvantages, for example, the temperature sensor is often only arranged in the area close to the burner, and only detects the temperature of the gas stove panel near the burner, so the using effect is general.

Disclosure of Invention

The embodiment of the application provides a gas stove panel, a gas stove and a gas stove panel temperature control method, and aims to solve the general problem of explosion-proof effect of the gas stove panel in the prior art.

The application provides a gas stove panel, which comprises a panel body, a temperature sensing assembly and a controller;

the temperature sensing assembly is arranged on the panel body and used for detecting temperature difference information between different parts of the panel body;

the controller is respectively electrically connected with the temperature sensing assembly and a gas valve in the gas stove, and can regulate and control the opening and closing states of the gas valve according to the temperature difference information.

In one possible design, the panel body is provided with a combustion hole for accommodating a burner;

the temperature sensing assembly comprises a first temperature sensor and a second temperature sensor;

the first temperature sensor is arranged at a part of the panel body, which is close to the combustion hole;

the second temperature sensor is arranged at a part of the panel body, which is far away from the combustion hole.

In one possible design, the first temperature sensor and the second temperature sensor are arranged at intervals in the radial direction of the combustion hole.

In one possible design, the temperature sensing assemblies are provided in multiple groups, and the multiple groups of temperature sensing assemblies are arranged in an annular array with the circle center of the combustion hole.

In one possible design, the controller regulates the opening and closing states of the gas valve according to maximum temperature difference information detected in a plurality of groups of temperature sensing assemblies.

In one possible design, the panel body is provided with a combustion hole for accommodating a burner;

the temperature sensing assembly comprises a first temperature sensor and a plurality of second temperature sensors;

the first temperature sensor is arranged at a part of the panel body, which is close to the combustion hole;

the plurality of second temperature sensors are arranged at the position, far away from the combustion hole, of the panel body.

In one possible design, the second temperature sensors are arranged in an annular array around the center of the combustion hole.

In a possible design, the number of the second temperature sensors is four, and the four second temperature sensors are respectively correspondingly arranged at four corners of the panel body.

In one possible design, the controller regulates the opening and closing state of the gas valve according to the maximum temperature difference information of the first temperature sensor and the four second temperature sensors.

In one possible design, the controller is further provided with a temperature regulation threshold;

when the temperature sensing assembly detects that the temperature information of the panel body reaches the temperature regulation threshold value, the controller regulates and controls the gas valve to be closed.

In one possible design, the temperature sensing assembly is arranged on a side of the panel body facing away from the burner.

In one possible design, the panel body is made of tempered glass.

In addition, the embodiment of the application also provides a gas stove, and the gas stove comprises the gas stove panel.

In addition, the embodiment of the application also provides a gas stove panel temperature control method, which is applied to any one of the gas stove panels and comprises the following steps:

a temperature detection step, wherein a temperature sensing assembly detects temperature information of at least two different parts of a gas stove panel;

calculating temperature difference, namely calculating the maximum temperature difference among the temperature information by using a controller;

and a temperature difference control step, wherein a controller compares the maximum temperature difference with a preset threshold temperature difference, and when the maximum temperature difference is greater than or equal to the threshold temperature difference, a gas valve in the gas stove is controlled to be closed.

In one possible design, the gas stove panel temperature control method further comprises a temperature control step after the temperature difference control step;

and a temperature control step, wherein when the maximum temperature difference is smaller than the threshold temperature difference, the controller compares the maximum value in the temperature information with a preset threshold temperature, and when the maximum value in the temperature information is larger than or equal to the threshold temperature, the controller controls a gas valve in the gas stove to be closed.

The technical scheme provided by the application can achieve the following beneficial effects:

the gas stove panel provided by the embodiment of the application comprises a panel body, a temperature sensing assembly and a controller; the temperature sensing assembly is arranged on the panel body and used for detecting temperature difference information between different parts of the panel body; the controller is respectively electrically connected with the temperature sensing assembly and the gas valve in the gas stove, and can regulate and control the opening and closing state of the gas valve according to the temperature difference information.

This gas-cooker panel can detect the difference in temperature information between the different positions of panel body through temperature sensing subassembly, and carry difference in temperature information to the controller, when difference in temperature information is greater than the difference in temperature threshold value that the controller set up in advance, explain the great of the difference in temperature between the different positions of panel body, there is the high risk of bursting, the gas valve closure in the gas-cooker is just controlled to the controller this moment, the combustor in the gas-cooker stops the burning gas, the panel body does not heat up again, the condition of bursting is avoided appearing.

Compare with the gas-cooker panel that sets up single temperature sensor and detect to fire panel body temperature among the prior art, the gas-cooker panel that this application embodiment provided can detect the difference in temperature information of panel body, and detection effect is more sensitive, and is better to the explosion-proof effect of panel body.

In addition, this application embodiment still provides a gas-cooker, and this gas-cooker includes above-mentioned gas-cooker panel, can realize all its beneficial effects, and the no longer repeated description here.

In addition, the embodiment of the application also provides a gas stove panel temperature control method, the method is applied to any one of the gas stove panels, the method comprises a temperature detection step, a temperature difference calculation step and a temperature difference control step, and the gas stove panel temperature control method has the advantages of being simple in steps, convenient to execute and capable of effectively controlling the temperature of the gas stove panel in time.

Additional features and advantages of embodiments of the present application will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of embodiments of the present application. The objectives and other advantages of the embodiments of the application will be realized and attained by the structure particularly pointed out in the written description and drawings.

Drawings

Fig. 1 is a schematic view of a first embodiment of a gas cooktop panel provided by an embodiment of the present application;

fig. 2 is a schematic view of a second embodiment of a gas cooktop panel provided in an embodiment of the present application.

Reference numerals:

1-a panel body;

11-a combustion hole;

2-a temperature sensing component;

21-a first temperature sensor;

22-second temperature sensor.

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application.

Detailed Description

For better understanding of the technical solutions of the present application, the following detailed descriptions of the embodiments of the present application are provided with reference to the accompanying drawings.

It should be understood that the embodiments described are only a few embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The terminology used in the embodiments of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in the examples of this application and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

It should be understood that the term "and/or" as used herein is merely one type of association that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.

It should be noted that the terms "upper", "lower", "left", "right", and the like used in the embodiments of the present application are described in terms of the angles shown in the drawings, and should not be construed as limiting the embodiments of the present application. In addition, in this context, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on "or" under "the other element or be indirectly on" or "under" the other element via an intermediate element.

The present application is described in further detail below with reference to specific embodiments and with reference to the attached drawings.

Fig. 1 is a schematic view of a first embodiment of a gas cooktop panel provided by an embodiment of the present application; fig. 2 is a schematic view of a second embodiment of a gas cooktop panel provided in an embodiment of the present application.

As shown in fig. 1, the embodiment of the present application provides a gas stove panel, which includes a panel body 1, a temperature sensing assembly 2 and a controller; the temperature sensing assembly 2 is arranged on the panel body 1 and used for detecting temperature difference information between different parts of the panel body 1; the controller is respectively electrically connected with the temperature sensing assembly 2 and a gas valve in the gas stove, and can regulate and control the opening and closing state of the gas valve according to temperature difference information.

This gas-cooker panel can detect the difference in temperature information between the different positions of panel body 1 through temperature sensing subassembly 2, and carry difference in temperature information to the controller, when difference in temperature information is greater than the difference in temperature threshold value that the controller set up in advance, it is great to explain the difference in temperature between the different positions of panel body 1, there is the high risk of bursting, the gas valve closure in the gas-cooker is just controlled to the controller this moment, the combustor in the gas-cooker stops the burning gas, panel body 1 no longer heaies up, the condition of bursting is avoided appearing.

Compare with the gas-cooker panel that sets up single temperature sensor and detect to fire panel body temperature among the prior art, the gas-cooker panel that this application embodiment provided can detect panel body 1's difference in temperature information, and detection effect is more sensitive, and is better to the explosion-proof effect of panel body.

In one embodiment, the panel body 1 is provided with a combustion hole 11 for accommodating a burner; the temperature sensing assembly 2 comprises a first temperature sensor 21 and a second temperature sensor 22; the first temperature sensor 21 is disposed at a portion of the panel body 1 near the combustion hole 11; the second temperature sensor 22 is provided at a position of the panel body 1 apart from the combustion hole 11.

Specifically, as shown in fig. 1, the temperature sensing assembly 2 is disposed as a first temperature sensor 21 close to the combustion hole 11 and a second temperature sensor 22 far from the combustion hole 11, the controller is particularly, but not exclusively, disposed as a PLC, and a temperature difference threshold Δ T is preset to the PLC since the temperature sensed by the first temperature sensor 21 is higher than that of the second temperature sensor22, the PLC subtracts the temperature detected by the second temperature sensor 22 from the temperature detected by the first temperature sensor 21 to obtain Δ T₁And compared with a temperature difference threshold value delta T₁When being greater than or equal to temperature difference threshold value delta T, PLC controls the gas valve closure in the gas-cooker promptly, and the combustor in the gas-cooker stops burning gas, and panel body 1 no longer heats up and avoids appearing the condition of bursting.

Set temperature sensing subassembly 2 to foretell first temperature sensor 21 and second temperature sensor 22, can realize the function of the different position difference in temperature of detection panel body 1 through two temperature sensor, have simple structure, detect convenient quick advantage.

It should be understood that the temperature sensing assembly 2 may be configured as three or more temperature sensors for detecting more temperature conditions at different positions of the panel body 1, and the controller sequentially calculates the temperature gradient and obtains the maximum temperature difference Δ T in the temperature gradient_MAXCompared with a preset temperature difference threshold value delta T, the function of stopping burning gas by controlling the burner and preventing the temperature of the panel body 1 from rising can also be realized.

In one embodiment, the first and second temperature sensors 21 and 22 are spaced apart from each other in the radial direction of the combustion hole 11.

Specifically, as shown in fig. 1, the first temperature sensor 21 and the second temperature sensor 22 are arranged at intervals along the radial direction of the combustion hole 11, in such an arrangement manner, the first temperature sensor 21 can detect the temperature condition of a first circumference close to the circumferential wall of the combustion hole 11, the second temperature sensor 22 is arranged along a straight line corresponding to the first temperature sensor 21 along the radial direction of the combustion hole 11, and the second temperature sensor 22 can detect the temperature condition of a second circumference far from the circumferential wall of the combustion hole 11, so that the temperature difference information detected by the first temperature sensor 21 and the second temperature sensor 22 can represent the actual temperature difference condition of the panel body 1.

In one embodiment, the temperature sensing assemblies 2 are arranged in a plurality of groups, and the temperature sensing assemblies 2 are arranged in an annular array around the center of the combustion hole 11.

Specifically, as shown in fig. 1, the temperature sensing assemblies 2 can be specifically set into four groups, the circle centers of the combustion holes 11 of the four groups of temperature sensing assemblies 2 are arranged in an annular array, so that the temperature difference condition between different positions of the circumferential part of the panel body 1 can be accurately detected, and when one group of the temperature sensing assemblies 2 is accidentally damaged, the normal use of the other temperature sensing assemblies 2 cannot be influenced.

In one embodiment, the controller regulates the open and close states of the gas valve according to the maximum temperature difference information detected in the plurality of sets of temperature sensing assemblies 2.

The controller detects the maximum temperature difference delta T according to the multiple groups of temperature sensing assemblies 2_MAXComparing with a preset temperature difference threshold value delta T, and detecting the maximum temperature difference delta T_MAXWhen being greater than or equal to temperature difference threshold value delta T, the gas valve among the controller control gas-cooker is closed promptly, and the combustor among the gas-cooker stops burning the gas to make panel body 1 no longer heat up, furthest's performance is to panel body 1's explosion-proof protection effect.

In addition, the embodiment of the present application also provides another implementation manner of the temperature sensing assembly 2.

Specifically, as shown in fig. 2, the panel body 1 is provided with a combustion hole 11 for accommodating a burner; the temperature sensing assembly 2 comprises a first temperature sensor 21 and a plurality of second temperature sensors 22; the first temperature sensor 21 is disposed at a portion of the panel body 1 near the combustion hole 11; the plurality of second temperature sensors 22 are provided in a portion of the panel body 1 away from the combustion hole 11.

Because first temperature sensor 21 sets up in the position that is close to burner port 11 of panel body 1, panel body 1 is higher relatively and variation amplitude is not big at this position temperature, the temperature situation that first temperature sensor 21 detected can be real represents the actual temperature situation, set up a plurality of second temperature sensor 22 in the position of keeping away from burner port 11 of panel body 1, and calculate the temperature information that it detected respectively with the temperature that first temperature sensor 21 detected and obtain a plurality of differences in temperature, and compare the difference in temperature wherein with preset difference in temperature threshold value delta T, when the difference in temperature that detects is greater than or equal to difference in temperature threshold value delta T, the gas valve closure in the controller promptly control gas-cooker, the combustor in the gas-cooker stops burning gas, so that panel body 1 does not heat up again.

This temperature sensing subassembly 2's embodiment guarantees its normal detection panel body 1 different position difference in temperature the time, can also save first temperature sensor 21 the use quantity, simplify the structure, save the production cost of manufacture.

In one embodiment, the plurality of second temperature sensors 22 are disposed in an annular array around the center of the combustion hole 11.

Specifically, as shown in fig. 2, similarly, the plurality of second temperature sensors 22 are arranged in an annular array around the center of the combustion hole 11, so that the plurality of second temperature sensors 22 can detect the temperature of the circumferential portion of the panel body 1 away from the combustion hole 11 at the same distance, and under the condition that the distance between the plurality of second temperature sensors 22 and the first temperature sensor 21 is the same, the temperature difference between the plurality of second temperature sensors 22 and the first temperature sensor 21 is measured, so that the temperature difference between the plurality of second temperature sensors 22 and the first temperature sensor 21 can be fed back more truly and accurately according to the measurement result on the basis of the variable of the control distance.

In one embodiment, four second temperature sensors 22 are disposed, and four second temperature sensors 22 are disposed at four corners of the panel body 1.

Specifically, as shown in fig. 2, the four second temperature sensors 22 are respectively and correspondingly arranged at the four corners of the panel body 1, so that the temperature conditions of the four corners of the panel body 1 can be detected, and the distances between the second temperature sensors 22 located at the four corner detection positions and the circumferential wall of the combustion hole are equal to each other, so that the temperature difference Δ measured between the four second temperature sensors 22 and the first temperature sensor 21 arranged at the position close to the circumferential wall of the combustion hole can be more accurately fed back to the actual temperature difference conditions between the four corners of the panel body 1 and the circumferential wall of the combustion hole, and the controller can more favorably regulate and control the open-close state of the gas valve according to information.

In one embodiment, the controller regulates the opening and closing state of the gas valve according to the maximum temperature difference information of the first temperature sensor 21 and the four second temperature sensors 22.

Similarly, the controller calculates the temperature difference information between the four second temperature sensors 22 and the first temperature sensor 21 respectively, and compares and selects the largest temperature difference delta T_MAXWhen the maximum temperature difference Δ T is detected_MAXWhen the temperature difference threshold value delta T is larger than or equal to the preset temperature difference threshold value delta T of the controller, the controller controls the gas valve in the gas stove to be closed, the panel body 1 is prevented from being heated continuously and bursting, and the explosion-proof protection effect on the panel body 1 is exerted to the maximum extent.

In one embodiment, the controller is further provided with a temperature regulation threshold value, and when the temperature sensing assembly 2 detects that the temperature information of the panel body 1 reaches the temperature regulation threshold value, the controller regulates the gas valve to be closed.

The controller sets up the on-off state that the temperature regulation and control threshold value can regulate and control the gas valve through the temperature, when the holistic difference in temperature of panel body 1 is less than the controller and sets up the difference in temperature regulation and control threshold value, the controller is closed this moment can't control the gas valve, but if the holistic temperature of panel body 1 is higher this moment, still have certain risk of bursting, so set up foretell temperature regulation and control threshold value, can make the controller control the gas valve closure when panel body 1 bulk temperature is higher and the difference in temperature is lower, further improve 1 explosion protection effect to the panel body.

In one embodiment, the temperature sensing assembly 2 is disposed on a side of the panel body 1 facing away from the burner.

Set up temperature sensing subassembly 2 in the one side that deviates from the combustor of panel body 1, can carry out certain protection to temperature sensing subassembly 2, avoid the dirty temperature sensing subassembly 2 of oil stain, dust.

In one embodiment, the panel body 1 is made of tempered glass.

The toughened glass has higher structural strength than common glass, has good thermal stability, can bear 3 times of temperature difference of the common glass, can bear 300 ℃ of temperature difference change, and is the best material for the panel body 1.

In addition, this application still provides a gas-cooker, and this gas-cooker includes foretell gas-cooker panel, can realize all its beneficial effect, no longer gives unnecessary details again.

In addition, the application also provides a gas stove panel temperature control method, which is applied to any one of the gas stove panels and comprises the following steps:

a temperature detection step, wherein a temperature sensing assembly detects temperature information of at least two different parts of a gas stove panel;

calculating temperature difference, namely calculating the maximum temperature difference among temperature information by using a controller;

and a temperature difference control step, wherein the controller compares the maximum temperature difference with a preset threshold temperature difference, and when the maximum temperature difference is greater than or equal to the threshold temperature difference, a gas valve in the gas stove is controlled to be closed.

The gas stove panel temperature control method has the advantages of simple steps, convenience in execution and capability of timely and effectively controlling the temperature of the gas stove panel.

In one embodiment, the gas range panel temperature control method further comprises a temperature control step after the temperature difference control step;

and a temperature control step, wherein when the maximum temperature difference is smaller than the threshold temperature difference, the controller compares the maximum value in the temperature information with a preset threshold temperature, and when the maximum value in the temperature information is larger than or equal to the threshold temperature, the controller controls a gas valve in the gas stove to be closed.

Set up the temperature control step, can make the controller be less than the threshold value difference in temperature at the difference in temperature of gas stove panel, but when the temperature of gas stove panel was higher than the threshold value temperature, the gas valve among the control gas stove was closed, avoided the gas stove panel to burst under the whole circumstances that appears the high temperature, further improved panel body 1 explosion-proof protection effect.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

It should be pointed out that the features of the dependent claims can be combined with each other and with the features of the independent claims in any way without departing from the concept of the present application.