CN216143721U

CN216143721U - Combustor structure and gas stove

Info

Publication number: CN216143721U
Application number: CN202121766865.0U
Authority: CN
Inventors: 观炳
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-07-31
Filing date: 2021-07-31
Publication date: 2022-03-29
Anticipated expiration: 2031-07-31

Abstract

The utility model discloses a burner structure and a gas stove, wherein the burner structure comprises a mixed gas supply mechanism, wherein the mixed gas supply mechanism comprises a tubular main body; the gas outlet of the tubular main body extends to a central combustion port of an inner ring fire cover on the fire dividing seat; the tubular main body comprises at least two air inlets, the at least two air inlets are respectively connected with a first fuel gas supply pipe and a first air supply pipe, and a fan is arranged on the first air supply pipe. The combustor structure that this application embodiment provided, simple structure is reasonable, installation convenient to use. The mixed gas supply mechanism can mix the air outside the panel with the fuel gas and then transmit the mixture to the inner side of the inner ring fire cover, so that the air can be guided into the center of the burner from the far end of the panel to support combustion, and the heat efficiency is improved. The central flame is fully burnt. Meanwhile, the air supply below the burner panel is not influenced, and the burner is worthy of large-area popularization and use.

Description

Combustor structure and gas stove

Technical Field

The utility model relates to the technical field of gas stoves, in particular to a burner structure and a gas stove.

Background

The full combustion of the primary mixed gas of the gas stove depends on the fact that the flame and oxygen in the outside air fully support combustion during combustion. The existing gas stove adopts an 'upper air inlet' combustion mode with multilayer flame arrangement, the oxygen content in the air received by the outer ring flame is enough to support combustion in the combustion process, the air of the central flame is the air used by the outer ring, the oxygen content is low, a large amount of carbon monoxide is generated, the phenomenon of black pan bottom is caused, and the heat efficiency is reduced.

The patent "burner and have its gas-cooker" of application number 201410710857.2 among the prior art discloses a gas supplementing device 50, set up in central fire lid 31 in the gas valve body that opens gas supplementing device 50 when the temperature-sensing device 40 between outer ring fire lid 32 senses the temperature and rises, the gas valve body is connected with distributor 20. In the description of the embodiment, it is specifically shown that the gas is mixed with the air for the first time in the burner base 10, and one end of the gas supplementing device 50 is connected to the temperature sensing device 40, and the other end is communicated with the burner base 10. The burner base 10 communicates with the distributor 20. As long as the temperature sensing device senses after flame combustion, the air valve body is opened, air is supplemented from the two air inlet pipelines 12 of the burner head seat 10, the proportion of the air content is improved when the fuel gas and the air are mixed for the first time, the problem that the air of the inner ring flame is the air which is utilized by the outer ring cannot be solved, the oxygen content is low, a large amount of carbon monoxide is generated without sufficient combustion supporting, and the defect of black pot bottom burning is overcome.

The patent of application number 202010330129.4, a gas cooker for supporting combustion and shielding oil smoke, provides a gas cooker which is provided with two annular gas guide rings 5-6 arranged between an inner ring fire cover 1 and an outer ring fire cover 2 and outside the outer ring fire cover 2, and uses a fan and a blower to supply gas. A ventilation window 13 is arranged on the lower cabinet door of the kitchen range. The ventilation window of the stove is arranged on the cabinet door to meet the requirement of air intake.

SUMMERY OF THE UTILITY MODEL

The utility model provides a burner structure and a gas stove.

The utility model provides the following scheme:

a burner structure comprising:

a mixed gas supply mechanism including a tubular body;

the gas outlet of the tubular main body is connected with the central through hole of the fire distributing seat and extends upwards to the central combustion port of the inner ring fire cover; the tubular main body comprises two air inlets, the air inlets are respectively connected with a first fuel gas supply pipe and a first air supply pipe, and a fan is arranged on the first air supply pipe.

Preferably: further comprising a panel through which the first air supply duct passes and extends to an upper portion of the panel.

Preferably: the fire separating seat is provided with an inner ring air outlet and an outer ring air outlet, and the inner ring air outlet and the outer ring air outlet are respectively connected with a second fuel gas supply pipe.

Preferably: the fire separating seat is formed with a central through hole, and the air outlet of the tubular main body extends to the inside of the central through hole.

Preferably: the second gas supply pipe is connected with an air adjusting hole.

Preferably: the ignition device further comprises an ignition needle, wherein the ignition needle is connected with the panel and is positioned on the outer side of the inner ring fire cover.

Preferably: the second gas supply pipe is provided with an electromagnetic valve and a control board, and the ignition needle is electrically connected with the electromagnetic valve and the control board.

Preferably: the panel is characterized by further comprising a first thermocouple and a second thermocouple, the first thermocouple and the second thermocouple are arranged on the panel, the first thermocouple is connected with the electromagnetic valve, and the second thermocouple is electrically connected with the fan. Or:

the fan is electrically connected with the control board.

Preferably: the first thermocouple is located between the inner ring fire cover and the outer ring fire cover, and the second thermocouple is located on the outer side of the outer ring fire cover.

A gas cooker comprising the burner structure.

According to the specific embodiment provided by the utility model, the utility model discloses the following technical effects:

by the present invention, a burner structure and a gas stove may be realized, which in one implementation may comprise a mixed gas supply mechanism comprising a tubular body; the gas outlet of the tubular main body extends to the inner side of the inner ring fire cover on the fire dividing seat; the tubular main body comprises at least two air inlets, the at least two air inlets are respectively connected with a first fuel gas supply pipe and a first air supply pipe, and a fan is arranged on the first air supply pipe. The combustor structure that this application embodiment provided, simple structure is reasonable, installation convenient to use. The mixed gas supply mechanism can mix the air outside the panel with the fuel gas and then transmit the mixture to the inner side of the inner ring fire cover, so that the air can be guided into the center of the burner from the far end of the panel to support combustion, and the heat efficiency is improved. The central flame is fully burnt. Meanwhile, the air supply below the burner panel is not influenced, and the burner is worthy of large-area popularization and use.

Of course, it is not necessary for any product in which the utility model is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a burner configuration according to an embodiment of the present invention;

fig. 2 is a partial structural schematic diagram of the mixture supply mechanism according to the embodiment of the present invention.

1. A second gas supply pipe; 2. a fire separating seat; 3. an inner ring fire cover; 4. an outer ring fire cover; 5. an air conditioning aperture; 6. a rear end outlet; 7. an inner ring air outlet; 8. an outer ring air outlet; 9. a central through hole; 10. a central combustion port; 11. a gas hole; 12. an ignition needle; 13. a first thermocouple; 14. a fan; 15. a first air supply pipe; 16. a panel; 17. a tubular body; 18. a panel air inlet; 19. an air outlet; 20. a gas injection port; 21. a first gas supply pipe; 22. an air inlet; 23. a second thermocouple.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present invention.

Examples

Referring to fig. 1, a burner structure provided for an embodiment of the present invention, as shown in fig. 1, may include:

a mixture supply mechanism including a tubular main body 17;

wherein, the air outlet of the tubular main body 17 extends to the inner side of the inner ring fire cover 3 on the fire dividing seat; the tubular body 17 comprises at least two air inlets, at least two of the air inlets are respectively connected with a first gas supply pipe 21 and a first air supply pipe 15, and a fan 14 is arranged on the first air supply pipe 15.

The combustor structure that this application embodiment provided on the basis that does not change traditional gas stove combustor, has increased the mist supply mechanism, and this mist supply mechanism can supply the central burner department of inner ring fire lid with gas and air mixture back, increases the replenishment of central flame mixed air to reach the purpose that improves combustion efficiency.

The air inlet of the burner of the traditional gas cooker is arranged below the panel, so that the oxygen concentration in the air below the panel is low, the oxygen concentration in the supplied mixed gas can be ensured to be higher, the combustion is more sufficient, the panel 16 can be provided in the embodiment of the application, and one end, far away from the tubular main body, of the first air supply pipe penetrates through the panel and extends to the upper part of the panel. The first air supply duct draws air from above the panel, which ensures that the oxygen content of the air drawn is higher than the oxygen content of the air below the panel.

Further, an inner ring air outlet 7 and an outer ring air outlet 8 are formed in the flame distributing base 2, and the inner ring air outlet 7 and the outer ring air outlet 8 are respectively connected with the second fuel gas supply pipe 1. The inner ring air outlet, the outer ring air outlet and the second gas supply pipe may be manufactured in a conventional arrangement.

In practical applications, in order to facilitate installation of the mixture supply mechanism, the embodiment of the present application may further provide that the flame dividing base is formed with a central through hole 9, and the air outlet of the tubular body 17 extends to the inside of the central through hole 9. The central through hole is arranged in the center of the fire dividing base and is not communicated with the air outlet of the inner ring. In order to adjust the air content in the second air supply pipe, the embodiment of the application can also provide that an air adjusting hole is connected with the second air supply pipe.

Further, the ignition device also comprises an ignition needle 12, wherein the ignition needle 12 is connected with the panel and is positioned outside the inner ring fire cover. The second gas supply pipe is provided with an electromagnetic valve and a control board, and the ignition needle is electrically connected with the electromagnetic valve and the control board.

In order to conveniently supply power to the fan and the solenoid valve, the embodiment of the present application may further include a first thermocouple 13 and a second thermocouple 23 disposed on the panel, where the first thermocouple 13 is connected to the solenoid valve, and the second thermocouple 23 is connected to the fan 14. The first thermocouple is located between the inner ring fire cover and the outer ring fire cover, and the second thermocouple is located on the outer side of the outer ring fire cover.

In practical application, the fire-dividing base and the fuel gas supply pipe, the barrel-shaped body of the mixed gas supply mechanism, the air inlet of the burner and the like can be integrally manufactured.

The utility model provides an electromagnetic valve, gas intake pipe, fan, air connecting pipe are located panel horizontal plane below, divide fire seat, central fire lid, outer loop fire lid, ignition needle, thermocouple to be located panel horizontal plane top. The second thermocouple is connected with the fan, and the second thermocouple is heated to generate thermoelectric force to drive the fan to work.

In a word, the combustor structure that this application embodiment provided, simple structure is reasonable, installation convenient to use. The mixed gas supply mechanism can mix the air outside the panel with the fuel gas and then transmit the mixture to the inner side of the inner ring fire cover, so that the air can be guided into the center of the burner from the far end of the panel to support combustion, and the heat efficiency is improved. The central flame is fully burnt. Meanwhile, the air supply below the burner panel is not influenced, and the burner is worthy of large-area popularization and use.

The present application may also provide a gas range including the above burner structure.

Specifically, the ignition needle 12 that this application embodiment provided sets up in the inner ring fire lid gas hole 11 outside, and ignition needle 12 connects solenoid valve and control panel, and the solenoid valve setting is connected the gas supply end at second gas supply 1 front end.

The front end of the second gas supply pipe 1 is provided with an air adjusting hole 5 for adjusting air intake, the rear end outlet 6 of the first gas intake pipe is communicated with the air outlet of the fire distribution base 2, and the fire distribution base 2 is provided with an inner ring air outlet 7, at least one outer ring air outlet 8 and a central through hole 9.

The central through hole 9 is arranged in the center of the fire dividing seat 2 and is not communicated with the inner ring air outlet 7.

The center of the inner ring fire cover 3 is provided with a central combustion port 10, the outer side is provided with a gas hole 11, and the gas hole 11 of the inner ring fire cover is communicated with the inner ring gas outlet 7 of the fire separating seat 2.

The gas hole 11 of the outer ring fire cover 4 is communicated with the outer ring gas outlet 8 of the fire distributing seat 2.

The air inlet 22 of the burner is provided with the fan 14, the first gas supply pipe 21 is provided with a gas injection port 20 at one end of the tubular main body 17, and air entering from one of the air inlet 22 of the tubular main body is mixed with gas in the first gas supply pipe 21 in the tubular main body 17 and then is sprayed out from the air outlet 19 of the tubular main body.

The central combustion port 10 of the inner ring fire cover is communicated with the central through hole 9 of the fire distributing base and the gas-air mixing port 17.

A first thermocouple 13 is arranged at the flame combustion position outside the gas hole 11 of the inner ring fire cover 3, and the first thermocouple 13 is connected with an electromagnetic valve.

And a second thermocouple 23 is arranged at the flame combustion position outside the gas hole 11 of the outer ring fire cover 4, and the second thermocouple 23 is connected with the fan 14. The fan 14 is arranged inside the air connecting pipe 15, the mixing port 17 of the air connecting pipe 15 is communicated with the central through hole 9 of the inner ring fire cover 3, and the air inlet end of the air connecting pipe 15 is connected with the air inlet 18 of the panel 16.

As shown in fig. 1, the electromagnetic valve and control panel, the gas inlet pipe, the fan 14, and the air connecting pipe 15 are located below the horizontal plane of the panel 16, and the fire separating base 2, the inner ring fire cover 3, the outer ring fire cover 4, the ignition needle 12, and the thermocouple are located above the horizontal plane of the panel 16.

The structure generates thermoelectric force by heating the thermocouple, and generates current in a closed loop to drive the fan 14. The fan 14 delivers air from the panel air inlet 18 through the first air supply duct 15 to the air outlet 19 of the tubular body 17. The air with high oxygen content at the far end of the panel is mixed and combusted with the fuel gas at the tubular main body 17 and the fuel gas jet orifice, thereby improving the heat efficiency and solving the defect that the oxygen content of the air is low and black smoke (carbon monoxide) is easy to generate when the air of the upper air inlet central flame is mixed.

When the gas stove is adjusted to be burnt by small fire, the central flame is not blocked by the outer ring flame, the secondary mixed air contains enough oxygen content, at the moment, the first thermocouple 13 of the outer ring flame cover 4 disappears because of the extinguishing potential difference of the outer ring flame, and the fan 14 also stops working.

The above mentioned parts above and below the horizontal plane of the panel 14 are only relative positions, the thermocouple is arranged at the position of the flame of the inner ring and the outer ring fire cover, and the like, and the position is partially adjusted by the technicians in this field, or the air outlet 19 is arranged between the air outlet 7 of the inner ring and the air outlet 8 of the outer ring, the fan conveys air to the position between the air outlet 7 of the inner ring and the air outlet 8 of the outer ring to support the flame of the inner ring, and the air source conveyed by the fan is other places except the panel. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.

Claims

1. A burner structure, comprising:

a mixed gas supply mechanism including a tubular body;

the gas outlet of the tubular main body extends to the inner side of the inner ring fire cover on the fire dividing seat; the tubular main body comprises at least two air inlets, the at least two air inlets are respectively connected with a first fuel gas supply pipe and a first air supply pipe, and a fan is arranged on the first air supply pipe.

2. The burner structure of claim 1, further comprising a panel through which an end of the first air supply tube distal from the tubular body passes and extends to an upper portion of the panel; the fire separating seat is provided with an inner ring air outlet and an outer ring air outlet, and the inner ring air outlet and the outer ring air outlet are respectively connected with a second fuel gas supply pipe.

3. The burner structure according to claim 2, wherein the flame-dividing socket is formed with a central through hole, and the gas outlet of the tubular body extends to an inside of the central through hole.

4. The burner structure of claim 2, wherein an air adjustment hole is connected to the second gas supply pipe.

5. The burner structure of claim 2, further comprising an ignition pin connected to the face plate and located outside the inner ring fire cover.

6. The burner structure according to claim 5, wherein the second gas supply pipe is provided with a solenoid valve and a control board, and the ignition needle is electrically connected to the solenoid valve and the control board.

7. The burner structure of claim 6, further comprising a first thermocouple and a second thermocouple disposed on the faceplate, the first thermocouple coupled to the solenoid valve and the second thermocouple coupled to the fan.

8. The burner structure of claim 7, wherein the first thermocouple is located between the inner and outer burner caps, and the second thermocouple is located outside the outer burner cap.

9. A gas burner comprising the burner structure of any one of claims 1 to 8.