CN210601740U

CN210601740U - Gas appliance

Info

Publication number: CN210601740U
Application number: CN201920968210.8U
Authority: CN
Inventors: 林玉绵; 杨海潮; 刘小平; 叶伟林; 孙帅; 刘书兴; 王光汉; 丁泺火
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2019-06-25
Filing date: 2019-06-25
Publication date: 2020-05-22
Anticipated expiration: 2029-06-25

Abstract

The utility model provides a gas appliance, gas appliance includes: utensil body, combustor and firepower regulation portion set up on the utensil body, and the combustor has air inlet, and the firepower size of firepower regulation portion control combustor, gas utensil still include: a blower fan which is arranged on the appliance body and supplies air to the air inlet; the power generation module is used for converting energy sources existing in the working process of the gas appliance into electric energy, and the power generation module is connected with the fan so as to adjust the rotating speed of the fan according to the electric energy generated by the power generation module. The technical scheme of the utility model according to the rotational speed of firepower variation in size control fan, and then the control air volume, guarantee the reasonable mixture ratio of gas and air, make the burning more abundant, promote combustion efficiency, reduce smoke emission to need not to increase accumulate battery and control module, also need not external power supply, reduce the energy loss.

Description

Gas appliance

Technical Field

The utility model relates to the technical field of household appliances, concretely relates to gas utensil.

Background

The household gas cooker is one of kitchen appliances, is standard for each family, and has been developed for decades now. When the gas stove is used, gas reaches the nozzle through the gas inlet pipeline, enters the furnace end injection pipe through diffusion, simultaneously forms negative pressure to bring surrounding air into the injection pipe to mix the gas and the air, and forms combustible gas by natural mixing of the gas and the air. However, the gas stove has the problems of low combustion efficiency, insufficient combustion and over-standard CO generated due to insufficient mixing of gas and air, so that not only is the gas wasted and the use cost of a user increased, but also the health of the user is affected by the generated harmful gas.

Along with the development of social economy, the living standard of people is improved, particularly the execution of national energy efficiency standards, consumers pay more and more attention to the kitchen environment, and the requirements on energy conservation and emission reduction of kitchen products are higher and higher. In order to solve the problems of low efficiency and high emission, various gas stove product developers strive for the structural optimization of the burner, but the effect is limited; the fan is powered by a battery or directly by strong electricity, so that new energy loss is increased, the rotating speed of the fan is constant, and when the firepower is changed, the defects of insufficient air with big fire and excessive air with small fire exist, so that the gas and the air are not sufficiently mixed, and the combustion efficiency is low and the combustion is insufficient.

SUMMERY OF THE UTILITY MODEL

The main object of the utility model is to provide a gas utensil to the fixed unchangeable problem that causes gas and air mixing insufficient and newly-increased energy loss when the firepower size changes of rotational speed when solving among the prior art fan and passing through battery powered or direct forceful electric power supply.

In order to achieve the above object, the present invention provides a gas appliance, including: utensil body, combustor and firepower regulation portion set up on the utensil body, and the combustor has air inlet, and the firepower size of firepower regulation portion control combustor, gas utensil still include: a blower fan which is arranged on the appliance body and supplies air to the air inlet; the power generation module is used for converting energy sources existing in the working process of the gas appliance into electric energy, and the power generation module is connected with the fan so as to adjust the rotating speed of the fan according to the electric energy generated by the power generation module.

Further, the gas appliance further comprises a gas supply pipeline, and gas flow in the gas supply pipeline flows through the power generation module so that the power generation module generates electric energy.

Further, the power generation module is disposed in the air supply line.

Further, the power generation module comprises a rotating wheel and a power generation assembly, and the power generation assembly is connected with the rotating wheel.

Further, the power generation assembly comprises two magnets and a coil, the two magnets are oppositely arranged and form a magnetic field, and the coil is located between the two magnets and connected with the rotating wheel.

Further, combustor, firepower regulation portion, fan all are equipped with a plurality of and one-to-one setting, and the air supply line includes air supply main line and a plurality of air supply branch pipelines of being connected with the air supply main line, and the power generation module setting is equipped with the power generation module in air supply main line or every air supply branch pipeline.

Further, firepower regulation portion includes the knob and the control valve body who is connected with the knob, and control valve body sets up on the air supply pipeline.

Further, the fan is disposed outside the air inlet.

Further, the combustor includes a burner and a fire cover disposed on the burner, the burner having an air inlet.

Further, the appliance body includes a panel and a bottom case disposed below the panel, the panel and the bottom case enclosing an installation space.

The utility model discloses technical scheme has following advantage: when the gas appliance works, the firepower of the burner is controlled by the firepower adjusting part, the electric energy of the power generation module is different due to different firepower, and further the rotating speed of the fan is adjusted, specifically, when the fire is adjusted, the electric energy generated by the power generation module is more, at the moment, the voltage output by the power generation module is large, the rotating speed of the fan is high, and more air is provided by the fan; when small fire is adjusted, the electric energy generated by the power generation module is less, the voltage output by the power generation module is small, the rotating speed of the fan is low, and the air provided by the fan is less. The rotating speed of the fan can be controlled according to the fire sizes, so that the air quantity is controlled, the reasonable mixing proportion of gas and air is guaranteed, the combustion is more sufficient, the combustion efficiency is improved, and the smoke emission is reduced. And the power generation module is directly connected with the fan, and the electric energy generated by the power generation module is directly supplied to the fan to work, so that an electricity storage battery and a control module are not required to be added, an external power supply is not required, and the energy loss is reduced.

Drawings

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

Fig. 1 shows a schematic perspective view of a gas range provided by the present invention;

fig. 2 shows an internal structure diagram of the gas range of fig. 1;

fig. 3 illustrates a position schematic view of a power generation module of the gas range of fig. 2;

fig. 4 shows a schematic view of the power generation module of fig. 3.

Description of reference numerals:

10. a stove body; 11. a panel; 12. a bottom case; 20. a burner; 21. a furnace end; 22. a fire cover; 23. a nozzle; 31. a knob; 32. a control valve body; 40. a fan; 50. a power generation module; 51. a rotating wheel; 52. a magnet; 53. a coil; 60. a gas supply line; 70. a pot support.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

The utility model provides a gas utensil, gas utensil can be for gas-cooker, gas heater, gas hanging stove etc. introduces the gas-cooker as the example below.

As shown in fig. 1 to 3, the gas range of the present embodiment includes: the gas stove comprises a stove body 10, a burner 20, a fire adjusting part, a fan 40 and a power generation module 50, wherein the burner 20 and the fire adjusting part are arranged on the stove body 10, the burner 20 is provided with an air inlet, the fire adjusting part controls the fire of the burner 20, the fan 40 is arranged on the stove body 10 and supplies air to the air inlet, the power generation module 50 is used for converting energy existing when the gas stove works into electric energy, and the power generation module 50 is connected with the fan 40 so as to adjust the rotating speed of the fan 40 according to the electric energy generated by the power generation module 50.

When the gas stove of the embodiment is applied, the firepower of the burner 20 is controlled by the firepower adjusting part when the gas stove works, the electric energy of the power generation module 50 is different due to the different firepower, and further the rotating speed of the fan 40 is adjusted, specifically, when the big fire is adjusted, the electric energy generated by the power generation module 50 is more, at this time, the voltage output by the power generation module 50 is large, the rotating speed of the fan 40 is high, and more air is provided by the fan 40; when small fire is adjusted, the electric energy generated by the power generation module 50 is small, the voltage output by the power generation module 50 is small, the rotating speed of the fan 40 is slow, and the air provided by the fan 40 is small. The rotating speed of the fan can be controlled according to the fire sizes, so that the air quantity is controlled, the reasonable mixing proportion of gas and air is guaranteed, the combustion is more sufficient, the combustion efficiency is improved, and the smoke emission is reduced. Moreover, the power generation module 50 is directly connected with the fan 40, and the electric energy generated by the power generation module 50 is directly supplied to the fan 40 to work without adding an electricity storage battery and a control module or an external power supply, so that the energy loss is reduced.

In the present embodiment, the gas range further includes an air supply line 60, and the air flow in the air supply line 60 flows through the power generation module 50, so that the power generation module 50 generates electric energy. When big fire is adjusted, the gas inlet speed of the fuel gas is high, the air inlet amount is large, the electric energy generated by the power generation module 50 is large, the voltage output by the power generation module 50 is large, the rotating speed of the fan 40 is high, and the fan 40 can provide more air; on the contrary, when small fire is adjusted, the gas inlet speed is low, the air inlet amount is small, the electric energy generated by the power generation module 50 is small, the voltage output by the power generation module 50 is small, the rotating speed of the fan 40 is low, the air provided by the fan 40 is small, and when the fire is adjusted, the rotating speed of the fan automatically follows up as long as the flow changes, so that the rotating speed of the fan is controlled according to different fire sizes, different primary air amounts are supplemented, a reasonable air ratio is provided for primary mixing, and high-efficiency emission reduction is ensured.

In the present embodiment, the power generation module 50 is disposed in the air supply pipeline 60, and in this case, the power generation module 50 does not need to be separately provided with a housing, which simplifies the structure of the gas stove. The power generation module 50 can instantly provide electric quantity when the gas circulation condition is met when the fan is started, the electric storage battery does not need to be added, if the control module is needed to be added when the electric storage battery is added, the power supply is realized by controlling the electric storage battery through the control module, the electric storage battery can store certain electric quantity, but the control module and other components consume the electric quantity in the operation process, and the energy waste is increased.

In the present embodiment, as shown in fig. 3 and 4, the power generation module 50 includes a rotating wheel 51 and a power generation assembly, and the power generation assembly is connected to the rotating wheel 51, that is, the power generation module 50 is a mechanical power generation module, and converts mechanical energy generated by the rotation of the rotating wheel 51 into electric energy. When fuel enters air, certain air inlet pressure is generated, the rotating wheel 51 is pushed to rotate, the rotating wheel 51 rotates to enable the power generation assembly to generate certain electric energy, the electric energy generated by the power generation assembly is used for the fan to work, an additional power supply does not need to be provided for the fan, and energy loss is reduced.

In the present embodiment, the power generation assembly includes two magnets 52 and a coil 53, the two magnets 52 being disposed opposite to each other and forming a magnetic field, and the coil 53 being located between the two magnets 52 and connected to the rotating wheel 51. When gas is fed, the gas has certain gas inlet pressure, the rotating wheel 51 is pushed to rotate, the rotating wheel 51 rotates to drive the coil 53 to rotate and cut magnetic induction lines in a magnetic field area, and therefore certain electric energy is generated, and the electric energy is directly supplied to the fan to work. The power generation assembly is simple in structure, and the structure of the power generation module is simplified.

In the present embodiment, as shown in fig. 1 to 3, the burner 20, the thermal power adjusting portion, and the fan 40 are all provided in a plurality of and in one-to-one correspondence, the air supply pipeline 60 includes an air supply main pipeline and a plurality of air supply branch pipelines connected to the air supply main pipeline, in this case, the gas stove is a multi-head stove, and the power generation module 50 is provided in the air supply main pipeline or each air supply branch pipeline is provided with the power generation module 50. Of course, the gas range may be a single-head range, and in this case, there is only one gas supply pipeline, and the power generation module 50 is disposed in the gas supply pipeline.

In the present embodiment, the heating power adjusting section includes a knob 31 and a control valve 32 connected to the knob 31, the control valve 32 is provided in the air supply line 60, and the heating power adjusting section may be referred to as a flow rate adjusting section, in which the flow rate of the gas is controlled by the control valve 32 when the knob 31 is rotated, and the heating power is controlled. When the gas stove is started, the knob 31 is pressed to control ignition, when the knob 31 is rotated, gas flows through the control valve body 32, the gas inflow of the gas passing through the control valve body 32 is adjusted through the rotation knob 31, and then the firepower is adjusted, specifically, when big fire is adjusted, the gas inflow of the gas is large, the gas pressure flowing through the rotating wheel 51 is large, the rotating speed of the rotating wheel 51 is pushed to be fast, the power generation assembly generates more electric energy, and the fan 40 can provide more air when the rotating speed is fast; on the contrary, when small fire is adjusted, the air inflow of the fuel gas is small, the pressure of the fuel gas flowing through the rotating wheel 51 is small, the rotating speed for pushing the rotating wheel 51 is slow, the electric energy generated by the power generation assembly is less, and the air quantity provided by the fan 40 is small due to the slow rotating speed. The automatic adjustment of the rotating speed of the fan 40 is realized when the adjusting knob 31 controls the firepower, so that primary air with different quantities is provided, a reasonable fuel-air ratio is provided for the sufficient combustion of fuel gas, the fuel gas is sufficiently combusted, the combustion efficiency is improved, and the emission of combustion waste gas is reduced. The flow rate of the gas is controlled mechanically by a knob 31 and a control valve body 32. Of course, the flow rate of the gas may be controlled electronically.

In this embodiment, fan 40 sets up in the outside of air inlet, and the fan is installed to the facilitate, improves assembly efficiency. Specifically, the fan 40 is disposed opposite the air inlet.

In the present embodiment, the burner 20 includes a burner 21 and a fire cap 22 provided on the burner 21, the burner 21 having an air inlet. The furnace end 21 has two air inlet pipes, each air inlet pipe has an air inlet, the fan includes a frame body and two wind wheels rotatably arranged in the frame body, and the two wind wheels are respectively opposite to the two air inlets. Of course, the burner may also have only one air inlet pipe, and at this time, a wind wheel is disposed in the frame.

In the present embodiment, as shown in fig. 1 and 2, the cooktop 10 includes a panel 11 and a bottom case 12 disposed below the panel 11, the panel 11 and the bottom case 12 enclose an installation space, and the structure of the cooktop is simple.

In this embodiment, the gas range further includes a pot holder 70 disposed around the fire cover 22, and the pot holder 70 is used to support a cooking pot.

In this embodiment, the burner 20 further includes a nozzle 23 connected to both the air inlet pipe and the air supply pipeline 60, and the blower 40 is disposed outside the nozzle 23 and opposite to the air inlet. When the gas stove is started, the knob 31 is pressed to control ignition, when the knob 31 is rotated, gas reaches the position of the nozzle 23 through the control valve body 32, is diffused through the nozzle 23, air sucked around the nozzle 23 enters the stove head 21 to be mixed with the gas, the mixed combustible gas reaches the fire cover 22, and when the mixed combustible gas is discharged by an ignition needle, open fire is generated, and a cooking appliance placed on the pot support 70 is heated.

As an alternative embodiment, the power generation module is a light energy power generation module, the light energy power generation module is arranged close to the burner, the light energy power generation module converts light generated by the burner into electric energy, when the fire is big, the luminous intensity is strong, the electric energy generated by the light energy power generation module is large, and the rotating speed of the fan is high; when the fire is small, the luminous intensity is weak, the electric energy generated by the light energy power generation module is less, and the rotating speed of the fan is slow.

As an alternative embodiment, the power generation module is a temperature difference power generation module, the temperature difference power generation module is arranged close to or on the combustor, the temperature difference power generation module converts the waste heat of the combustor into electric energy, when the fire is big, the heat is much, the electric energy generated by the temperature difference power generation module is much, and the rotating speed of the fan is high; when the fire is small, the heat is less, the electric energy generated by the temperature difference power generation module is less, and the rotating speed of the fan is low.

As an alternative embodiment, the mechanical power generation module includes a housing having an air inlet connected to the upstream air supply line and an air outlet connected to the downstream air supply line, a rotary wheel disposed within the housing, a power generator assembly including a housing, a stator having a wire wound thereon, and a rotor, one end of the drive shaft extending into the housing to be connected to the rotary wheel, and the other end of the drive shaft being connected to the rotor of the power generator assembly.

As an alternative embodiment, when the gas appliance is a gas water heater or a gas wall-hanging stove, the gas water heater or the gas wall-hanging stove comprises a combustion chamber, and the light energy power generation module is arranged on the inner wall of the combustion chamber.

From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects:

the gas stove is characterized in that a mechanical power generation module is arranged in the gas supply pipeline and is directly connected with the fan, so that the gas stove can spontaneously supply power to the additional fan when in use; when the firepower is different, the gas inlet flow rates are different, the generated energy of the mechanical power generation module is also different, so that the rotating speed of the primary air supplement fan is controlled, the rotating speed of the fan is adjusted and controlled according to the different firepower, the primary air supplement amount is further controlled, when the big fire is adjusted, the rotating speed of the fan is high, and when the small fire is adjusted, the rotating speed of the fan is low, so that enough air is provided for primary mixing of the gas, the sufficient combustion is ensured, the heat efficiency is improved, and the smoke emission is; external power supply and an electricity storage battery are not needed, and energy loss is reduced.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims

1. A gas-fired appliance comprising: the heating appliance comprises an appliance body, a burner (20) and a fire power adjusting part, wherein the burner (20) and the fire power adjusting part are arranged on the appliance body, the burner (20) is provided with an air inlet, the fire power adjusting part controls the fire power of the burner (20),

characterized in that the gas appliance further comprises:

a fan (40) provided on the appliance body and supplementing air to the air inlet;

the power generation module (50) is used for converting energy sources existing in the working process of the gas appliance into electric energy, and the power generation module (50) is connected with the fan (40) so as to adjust the rotating speed of the fan (40) through the electric energy generated by the power generation module (50).

2. The gas appliance of claim 1, further comprising a gas supply line (60), wherein a flow of gas in the gas supply line (60) flows through the power generation module (50) to cause the power generation module (50) to generate electrical energy.

3. Gas appliance according to claim 2, characterized in that the power generation module (50) is arranged in the gas supply line (60).

4. Gas appliance according to claim 3, characterized in that said power generation module (50) comprises a rotating wheel (51) and a power generation assembly connected to said rotating wheel (51).

5. Gas appliance according to claim 4, characterized in that said power generation assembly comprises two magnets (52) and a coil (53), said two magnets (52) being arranged opposite and forming a magnetic field, said coil (53) being located between said two magnets (52) and being connected to said rotating wheel (51).

6. The gas appliance according to claim 3, wherein the burner (20), the thermal power adjusting portion, and the fan (40) are provided in plurality and in one-to-one correspondence, the gas supply line (60) includes a gas supply main line and a plurality of gas supply branch lines connected to the gas supply main line, and the power generation module (50) is provided in the gas supply main line or each of the gas supply branch lines.

7. The gas appliance according to claim 2, wherein the fire power adjusting portion includes a knob (31) and a control valve body (32) connected to the knob (31), the control valve body (32) being provided on the gas supply line (60).

8. Gas appliance according to any of claims 1 to 7, characterized in that said fan (40) is arranged outside said air inlet.

9. Gas appliance according to any one of claims 1 to 7, characterized in that said burner (20) comprises a burner (21) and a fire cap (22) provided on said burner (21), said burner (21) having said air inlet.

10. The gas-fired appliance according to any one of claims 1 to 7, characterized in that the appliance body comprises a panel (11) and a bottom shell (12) disposed below the panel (11), the panel (11) and the bottom shell (12) enclosing a mounting space.