CN213841020U - Combustor assembly and gas stove - Google Patents

Abstract

The present disclosure relates to a burner assembly and a gas cooker, the burner assembly comprising: the fire cover is provided with a plurality of fire outlets; the ignition rod is used for being heated and heated after being electrified; the control circuit board is connected with the burner assembly and the ignition rod and is used for controlling the on-off of each gas valve on the burner assembly and the on-off of the ignition rod; the power supply circuit is connected with commercial power and is used for supplying the commercial power to each gas valve and the ignition rod; the temperature sensor is connected with the control circuit board and used for detecting the bottom temperature of the cooking utensil and sending the bottom temperature to the control circuit board; the control switch is connected with the control circuit board and used for receiving a switch signal or a firepower adjusting signal input by a user and sending the switch signal or the firepower adjusting signal to the control circuit board. The technical scheme can ensure that the ignition is more stable, no discharging sound exists during the ignition, and the use is more comfortable for users; in addition, only the ignition rod can be used for heating and cooking, so that heating with small load is easy to realize, and the test precision of the temperature sensor is greatly improved.

Description

Combustor assembly and gas stove

Technical Field

The present disclosure relates to the field of intelligent kitchen utensils, and in particular relates to a burner assembly and a gas cooker.

Background

The ignition needle of the existing gas cooker adopts a discharge ignition mode to ignite, can not ignite when the mixture of gas and air is poor, and is greatly influenced by wind; in addition, the combustion load of the existing small-load combustor is difficult to be very small.

SUMMERY OF THE UTILITY MODEL

The disclosed embodiment provides a burner assembly and a gas cooker. The technical scheme is as follows:

according to a first aspect of embodiments of the present disclosure, there is provided a burner assembly comprising:

the burner assembly comprises a burner cover, a burner assembly and a burner assembly, wherein the burner cover is provided with a plurality of fire outlets, and fuel gas in the burner assembly is output from the fire outlets;

the ignition rod is used for being heated and heated after being electrified and is positioned at a position away from the at least one fire outlet hole by a preset distance;

the control circuit board is connected with the burner assembly and the ignition rod and is used for controlling the on-off of the switch of each gas valve on the burner assembly and the on-off of the ignition rod;

the power supply circuit is connected with commercial power and is used for supplying the commercial power to each gas valve on the burner assembly and the ignition rod;

the temperature sensor is connected with the control circuit board and used for detecting the bottom temperature of the cooking utensil and sending the bottom temperature to the control circuit board; the control circuit board is used for controlling each gas valve on the burner assembly to be closed and the ignition rod to be electrified when the bottom temperature detected by the temperature sensor is higher than a preset temperature;

and the control switch is connected with the control circuit board and used for receiving a switch signal or a firepower adjusting signal input by a user and sending the switch signal or the firepower adjusting signal to the control circuit board.

In one embodiment, the ignition bar comprises a tungsten wire.

In one embodiment, the ignition rod is of an ion induction needle structure and is used for detecting whether the gas stove is flameout or not and transmitting an electric signal for detecting whether the gas stove is flameout or not to the control circuit board;

the control circuit board is also used for controlling each gas valve on the burner assembly to be closed when the flameout electric signal is obtained.

In one embodiment, the fire cover comprises a ring fire cover or more than one ring fire cover.

In one embodiment, the burner assembly further comprises:

an inner ring burner and an outer ring burner;

the fire cover comprises an inner ring fire cover and an outer ring fire cover, and the ignition rod is positioned at a fire outlet of the inner ring fire cover;

the inner ring burner and the outer ring burner are used for outputting gas of a gas main gas circuit to the inner ring fire cover and the outer ring fire cover and flowing out of fire holes of the inner ring fire cover and the outer ring fire cover.

In one embodiment, the burner assembly further comprises: inner and outer ring burners and micro-fire burners;

the fire cover comprises an inner ring fire cover, an outer ring fire cover and a tiny fire cover, and the ignition rod is positioned at a fire outlet of the inner ring fire cover or at a fire outlet of the tiny fire cover;

the inner ring burner and the outer ring burner are used for outputting the gas of the gas main gas circuit to the inner ring fire cover and the outer ring fire cover, the gas flows out from the fire holes of the inner ring fire cover and the outer ring fire cover, and the micro fire burner is used for outputting the gas of the gas main gas circuit to the micro fire cover, and the gas flows out from the fire holes of the micro fire cover.

According to a second aspect of embodiments of the present disclosure, there is provided a gas hob including: the burner comprises a cooking stove surface, a pot frame and the burner assembly, wherein the control switch is arranged on the cooking stove surface.

In the embodiment, the commercial power is used for supplying power to the ignition rod, so that the ignition rod can reach the ignition temperature after being electrified, the ignition is more stable by using the ignition rod than the conventional ignition needle, and the ignition rod has no discharge sound during ignition, so that a user can use the ignition needle more comfortably; in addition, the intelligent product using the burner assembly can be heated and cooked only by using the ignition rod, so that the smaller heating load is easily realized, the temperature can be controlled in a wider range, the intelligent effect is more easily realized, and the test precision of the temperature sensor can be greatly improved.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.

Drawings

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

FIG. 1 is a schematic structural diagram illustrating a combustor assembly according to an exemplary embodiment.

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The implementations described in the exemplary embodiments below are not intended to represent all implementations consistent with the present disclosure. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present disclosure, as detailed in the appended claims.

The present embodiment provides a burner assembly, and fig. 1 is a schematic structural view of a burner assembly according to an exemplary embodiment, as shown in fig. 1, the burner assembly including: a fire cover 11, an ignition rod 12, a control circuit board 13, a power supply circuit (not shown), a temperature sensor 14 and a control switch 15.

As shown in fig. 1, the fire cover 11 is provided with a plurality of fire holes 111, and the gas in the burner assembly is output from the fire holes 111, for example, as shown in fig. 1, the fire cover 11 includes an inner ring fire cover 112 and an outer ring fire cover 113, the burner assembly may include an inner ring fire burner 16 and an outer ring fire burner 17, the inner ring fire burner 16 mixes the gas input from the gas main gas circuit with the air and outputs the mixed gas from the fire holes of the inner ring fire cover 112, and the outer ring fire burner 17 mixes the gas input from the gas main gas circuit with the air and outputs the mixed gas from the fire holes of the outer ring fire cover 113. This ignition rod 12 is used for being heated the intensification after the circular telegram, is located the position department from at least one play fire hole default distance, and this default distance will guarantee that this ignition rod can ignite the gas that flows from this play fire hole, can be 3.5mm to 4.5mm, and like this, the mixed gas of following this at least one play fire hole output will be ignited by this ignition rod 12, and then ignites the gas of other play fire holes departments, realizes the ignition function of this combustor subassembly. This control circuit board 13 is connected the combustor subassembly with ignition rod 12 for control the switch of each gas valve on the combustor subassembly and the break-make electricity of ignition rod 12, each gas valve is opened the back, and the gas can be input to the combustor subassembly and then flows from going out the fire hole, and each gas valve is closed the back, and the gas channel is closed, and this combustor subassembly can not export the gas again, does not have behind the fuel lid combustor subassembly will put out fire. The power supply circuit is connected with commercial power and is used for supplying the commercial power to each gas valve on the burner assembly and the ignition rod 12; the temperature sensor 14 is connected to the control circuit board 13, and is configured to detect a bottom temperature of the cooking appliance and send the bottom temperature to the control circuit board 13, for example, as shown in fig. 1, the temperature sensor 14 may be a retractable temperature sensing probe located at the center of the inner ring fire cover 112, when the cooking appliance is placed on the burner assembly, the cooking appliance may press the temperature sensing probe on the temperature sensing probe to press the temperature sensing probe downward, so that the temperature sensing probe contacts the bottom of the cooking appliance, and the bottom temperature of the cooking appliance may be detected. The control circuit board 13 is used for controlling the closing of each gas valve on the burner assembly and the energization of the ignition bar 12 when the bottom temperature detected by the temperature sensor 14 is higher than a preset temperature; the control switch 15 is connected to the control circuit board 13, and is configured to receive a switch signal or a fire adjustment signal input by a user, and send the switch signal or the fire adjustment signal to the control circuit board 13.

Here, the user is when using this combustor subassembly, can operate this control switch 15, input opening signal, this control switch 15 detects behind the user input opening signal and can give this control circuit board 13 with this opening signal transmission, this control circuit board 13 can control each gas valve and open, put through the gas, the while control supply circuit is for this ignition rod 12 power supply, it is this ignition rod 12 rapid by heating and rising temperature, thus, the gas flows from the fire outlet of fire lid 11, will be lighted after meetting the ignition rod 12 of high temperature, and then ignite the gas of other fire outlets, realize the ignition effect. The burner assembly can automatically control the fire power, the temperature sensor 14 can detect the bottom temperature of the cooking utensil and send the bottom temperature to the control circuit board 13; when the detected bottom temperature is low, the control circuit board 13 opens more gas valves to input more gas, so that the firepower of the burner assembly is increased; when the detected bottom temperature is higher than a preset temperature, such as 350 degrees or 400 degrees, the control circuit board 13 can control each gas valve to be closed so as to extinguish the flame; meanwhile, the ignition rod 12 is controlled to be electrified, at the moment, the firepower of the burner assembly is only the firepower of the ignition rod 12, the burner assembly can be heated by using the minimum load, at the moment, no flame is heated around the temperature sensor 14, the temperature sensor 14 can be rapidly cooled, and therefore the testing precision of the temperature sensor 14 can be greatly improved. Of course, when the need of low-temperature cooking is detected, the gas valves can be automatically controlled to be closed, the ignition rod 12 is controlled to be electrified to work, the minimum load is used for heating and cooking, and the low temperature is kept.

Here, the user may directly operate the control switch 15 to input a fire power adjustment signal for adjusting the fire power to the minimum fire power as needed, and the control circuit board 13 may close the gas valves to extinguish the flame of the burner assembly and control the power supply circuit to continuously supply power to the ignition bar 12 after receiving the adjustment signal, so that heating is performed only by the minimum fire power of the ignition bar 12, thereby realizing heating with a small heat load.

It should be noted here that after the ignition rod 12 is successfully ignited, the power supply circuit may be controlled to stop supplying power to the ignition rod 12, and then the power supply circuit is controlled to supply power to the ignition rod 12 in a subsequent scene that needs to be heated by a smaller load, so as to heat the ignition rod 12 by a high temperature.

Here, the heating power of the ignition bar may be made small enough to meet a low-temperature cooking scenario or a rapid cooling scenario, etc. required by a user, for example, the heating power of the ignition bar may be 50W or 30W, etc.

In the embodiment, the commercial power is used for supplying power to the ignition rod, so that the ignition rod can reach the ignition temperature after being electrified, the ignition is more stable by using the ignition rod than the conventional ignition needle, and the ignition rod has no discharge sound during ignition, so that a user can use the ignition needle more comfortably; in addition, the intelligent product using the burner assembly can be heated and cooked only by using the ignition rod, so that a smaller heating load is realized, the temperature can be controlled in a wider range, the intelligent effect is realized more easily, and the test precision of the temperature sensor can be greatly improved.

In one possible embodiment, the ignition bar 12 comprises a tungsten wire that is energized to rapidly heat to a high temperature, thus rapidly performing an ignition or heating function.

In a possible embodiment, the ignition rod 12 is an ion induction needle structure, and is used for detecting whether the gas cooker is extinguished, and transmitting an electric signal for detecting whether the gas cooker is extinguished to the control circuit board 13; the control circuit board 13 is further configured to control each gas valve on the burner assembly to close when an electrical signal for flameout is obtained.

Here, the ignition bar 12 may be flame-out protected by the conductivity of the fire. When the ignition rod 12 is burnt by fire, the ion induction needle structure of the ignition rod 12 is electrically conducted by the fire, the ignition rod 12 is connected to the control circuit board 13, and after the control circuit board 13 receives the signal that the ignition rod 12 is electrically conducted, namely the signal that the ignition rod is not extinguished, the stop valve is kept open, the gas circulates, and the gas stove is normally combusted. When flame is extinguished accidentally, the ion induction needle structure of the ignition rod 12 is not conductive, and the control circuit board 13, when obtaining a non-conductive signal, namely a flameout signal, can automatically cut off the holding current to the gas valve, so that the gas valve is closed, a gas channel is cut off, gas supply is stopped in time, and safety is improved.

It should be noted that, in other embodiments, the control circuit board 13 may not control to close the gas valve when receiving the signal of flame off, but may energize the ignition bar 12 for ignition, and continue to be used if the ignition bar 12 is successfully ignited, that is, if a fire is detected, and if the ignition bar 12 is unsuccessfully ignited, that is, if a no fire is detected, it indicates that an accident occurs, and then the gas valve may be controlled to be closed for safety.

In a possible embodiment, the fire cover 11 comprises a fire cover ring or more than one fire cover ring.

Here, the structure of each of the above embodiments may be applied to burner assemblies of various structures, and for example, the fire cover 11 of the burner assembly may include only one annular fire cover, may also include an inner ring fire cover and an outer ring fire cover, and may also include a minute fire cover, an inner ring fire cover and an outer ring fire cover.

In one possible embodiment, as shown in fig. 1, the burner assembly further comprises: an inner ring combustor 16 and an outer ring combustor 17; illustratively, the fire cover 11 comprises an inner fire cover 112 and an outer fire cover 113, and the ignition rod 12 is positioned at a fire outlet of the inner fire cover 112; the inner ring burner 16 and the outer ring burner 17 output the gas of the gas main gas path to the inner ring fire cover 112 and the outer ring fire cover 113 respectively, and the gas flows out from the fire outlets of the inner ring fire cover 112 and the outer ring fire cover 113, so that the ignition rod 12 can ignite the gas at the fire outlet of the outer ring fire cover after igniting the gas at the fire outlet of the inner ring fire cover 112, and thus the ignition of the burner assembly is realized.

In one possible embodiment, the burner assembly further comprises: inner and outer ring burners and micro-fire burners; the fire cover 11 comprises an inner ring fire cover, an outer ring fire cover and a tiny fire cover, and the ignition rod is positioned at a fire outlet of the inner ring fire cover or at a fire outlet of the tiny fire cover; the inner ring fire cover and the outer ring fire cover are arranged on the outer ring fire cover, the inner ring fire cover and the outer ring fire cover are arranged on the inner ring fire cover, the outer ring fire cover is arranged on the outer ring fire cover, the inner ring fire cover and the outer ring fire cover are arranged on the outer ring fire cover, the inner ring burner and the outer ring burner are arranged on the inner ring fire cover, the inner ring burner and the outer ring burner are used for outputting gas to the inner ring fire cover and the outer ring fire cover, and the inner ring burner and the outer ring burner are used for outputting gas to the inner ring fire cover and the outer ring fire cover. Therefore, after the ignition rod ignites the gas at the fire hole of the inner ring fire cover or the gas at the fire hole of the micro fire cover, the ignition rod can ignite the gas at other fire holes, so that the ignition of the burner assembly is realized.

Here, can set up the heating power of this ignition stick to be less than the burning load of this small fire lid, so, intelligent cooking utensils can have more meticulous little load heating control when this combustor subassembly of automatic control is worked, realize more temperature control effect.

The present disclosure also provides a gas cooking appliance comprising: the burner comprises a cooking stove surface, a pot frame and any one of the burner assemblies, wherein the control switch is arranged on the cooking stove surface.

Here, this pot frame is used for preventing cooking pot, and when being used for this gas cooking utensils, the user can open the ignition through the control switch on the kitchen face, controls each gas valve and opens the switch-on gas, and control supply circuit supplies power for this ignition rod simultaneously, and this ignition rod high temperature ignites each play fire hole on the fire lid. The user or the gas cooker can adjust the fire power according to the actual cooking state in the cooking process, the maximum fire power state is the state that each burner works in a burning mode, and when the temperature in the pot needs to be rapidly reduced or low-temperature cooking needs to be kept, the burner assembly can be directly controlled to work and heat only by using an ignition rod; after all cooking works are finished, a user can perform shutdown operation through a control switch on the cooking surface, close each gas valve and cut off the power of the ignition rod.

Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. This application is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.

It will be understood that the present disclosure is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.

Claims (7)

1. A burner assembly, comprising:

the burner assembly comprises a burner cover, a burner assembly and a burner assembly, wherein the burner cover is provided with a plurality of fire outlets, and fuel gas in the burner assembly is output from the fire outlets;

the ignition rod is used for being heated and heated after being electrified and is positioned at a position away from the at least one fire outlet hole by a preset distance;

the control circuit board is connected with the burner assembly and the ignition rod and is used for controlling the on-off of the switch of each gas valve on the burner assembly and the on-off of the ignition rod;

the power supply circuit is connected with commercial power and is used for supplying the commercial power to each gas valve on the burner assembly and the ignition rod;

the temperature sensor is connected with the control circuit board and used for detecting the bottom temperature of the cooking utensil and sending the bottom temperature to the control circuit board; the control circuit board is used for controlling each gas valve on the burner assembly to be closed and the ignition rod to be electrified when the bottom temperature detected by the temperature sensor is higher than a preset temperature;

and the control switch is connected with the control circuit board and used for receiving a switch signal or a firepower adjusting signal input by a user and sending the switch signal or the firepower adjusting signal to the control circuit board.

2. The burner assembly of claim 1 wherein the ignition bar comprises a tungsten wire.

3. The burner assembly of claim 1,

the ignition rod is of an ion induction needle structure and is used for detecting whether the gas cooker is flameout or not and transmitting an electric signal for detecting whether the gas cooker is flameout or not to the control circuit board;

the control circuit board is also used for controlling each gas valve on the burner assembly to be closed when the flameout electric signal is obtained.

4. The burner assembly of claim 1 wherein the flame cap comprises a ring flame cap or more than one ring flame cap.

5. The burner assembly of claim 4, further comprising:

an inner ring burner and an outer ring burner;

the fire cover comprises an inner ring fire cover and an outer ring fire cover, and the ignition rod is positioned at a fire outlet of the inner ring fire cover;

the inner ring burner and the outer ring burner are used for outputting gas of a gas main gas circuit to the inner ring fire cover and the outer ring fire cover and flowing out of fire holes of the inner ring fire cover and the outer ring fire cover.

6. The burner assembly of claim 4, further comprising: inner and outer ring burners and micro-fire burners;

the fire cover comprises an inner ring fire cover, an outer ring fire cover and a tiny fire cover, and the ignition rod is positioned at a fire outlet of the inner ring fire cover or at a fire outlet of the tiny fire cover;

the inner ring burner and the outer ring burner are used for outputting the gas of the gas main gas circuit to the inner ring fire cover and the outer ring fire cover, the gas flows out from the fire holes of the inner ring fire cover and the outer ring fire cover, and the micro fire burner is used for outputting the gas of the gas main gas circuit to the micro fire cover, and the gas flows out from the fire holes of the micro fire cover.

7. A gas cooker, characterized by comprising: a cooktop, a pot holder, and the burner assembly of any of claims 1 to 6, the control switch disposed on the cooktop.

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