CN215982705U

CN215982705U - Burner with air and fuel mixed heating device

Info

Publication number: CN215982705U
Application number: CN202022737831.0U
Authority: CN
Inventors: 胡永军
Original assignee: Yongzhou Benboyuan Biotechnology Co ltd
Current assignee: Yongzhou Benboyuan Biotechnology Co ltd
Priority date: 2020-11-23
Filing date: 2020-11-23
Publication date: 2022-03-08
Anticipated expiration: 2030-11-23

Abstract

The utility model belongs to the technical field of liquid fuel cookers, and particularly relates to a burner with an air and fuel mixed heating device. Including the combustion apparatus body, locate this internal furnace end that has the burning inner chamber of combustion apparatus, locate this internal storage container that is used for storing liquid fuel of combustion apparatus and can with the defeated oil pipe of outside supply container connection, storage container with be equipped with between the furnace end stretch into to be used for in the burning inner chamber with fuel and outside air mixing atomizing back spun transmission liquid device. It drives the liquid fuel and the outside air entering of storage container and mixes through transmission liquid device, spouts into to the combustion chamber with mixing atomizing mode at last and burns, breaks away from the reliance to alternating current and fuel pump, can not influence the dynamics of fuel burning because of the reduction of oil pump rotational speed to improve the utilization ratio of thermal efficiency and fuel greatly.

Description

Burner with air and fuel mixed heating device

[ technical field ] A method for producing a semiconductor device

The utility model belongs to the technical field of liquid fuel cookers, and particularly relates to a burner with an air and fuel mixed heating device.

[ background of the utility model ]

After decades of development, natural gas is widely used in the market, such as vehicles, households and the like, but the danger and safety are worried about, and countries encourage the market to develop in a multi-energy structure mode, pay attention to energy conservation, environmental protection and safety, so alternative fuels also begin to appear, such as alcohol fuels, vegetable oil, glycol and the like. Renewable energy sources such as alcohols, vegetable oil and the like are relatively lagged behind due to various reasons, such as the combustion technology of a stove, so that the renewable energy sources cannot be completely popularized in the commercial and household markets, and compared with liquefied natural gas, the renewable energy sources are partially replaced in hotels due to energy conservation, safety and environmental protection. The traditional household alternative energy cooking utensils are all used for conveying fuel and adjusting firepower in a mode of controlling the rotating speed of a fan and an oil pump, the firepower is small, the dispersion is realized, the combustion is incomplete, the safety problem is caused by leakage, and the like.

[ Utility model ] content

In order to solve the problem of low heating efficiency caused by adopting an electric heating fuel vaporizing mode, the utility model provides a burner with an air and fuel mixed heating device.

The utility model is realized by the following technical scheme:

the burner with the air and fuel mixed heating device comprises a burner body, a burner end arranged in the burner body and provided with a combustion inner cavity, a storage container arranged in the burner body and used for storing liquid fuel, and an oil delivery pipe connected with an external supply container, wherein a liquid transmission device which is used for mixing and atomizing the fuel and the external air and is sprayed out is arranged between the storage container and the burner end.

The burner with the air and fuel mixed heating device comprises an atomizing nozzle arranged in a combustion inner cavity, a mixing joint connected with the atomizing nozzle and used for introducing air and mixing fuel, an air delivery pipe connected with the mixing joint and an oil inlet pipe connected with the mixing joint and a storage container, wherein an air pump is connected on the air delivery pipe, and external air is introduced to enable the pipe orifice of the oil inlet pipe in the mixing joint to generate negative pressure so as to suck liquid fuel in the storage container into the mixing joint.

The burner with the air and fuel mixed heating device comprises a shell, and a gas cavity and a mixing cavity which are arranged in the shell, wherein the air conveying pipe is connected to the gas cavity, the atomizing nozzle is connected to the mixing cavity, a plurality of air channels are arranged between the gas cavity and the mixing cavity, the communication position of the air channels and the mixing cavity is a gas outlet, the shell is also provided with a fuel channel communicated with the mixing cavity, and the communication position of the fuel channel and the mixing cavity is a fuel outlet.

The burner with the air and fuel mixed heating device is characterized in that the fuel outlet is positioned in the middle of the mixing cavity, and the gas outlets are positioned at the periphery of the fuel outlet.

In the burner with the air and fuel mixed heating device, the fuel outlet is also provided with the nozzle with the conical outer surface.

In the burner with the air and fuel mixed heating device, the fuel channel is L-shaped, and one end of the fuel channel extends to the peripheral wall of the mixed joint and is connected with the oil inlet pipe.

In the burner with the air and fuel mixed heating device, the air delivery pipe is further provided with an air filter and a gas meter.

The combustion tool with the air and fuel mixed heating device is characterized in that an ignition needle is further arranged in the combustion inner cavity, and a pulser connected with the ignition needle is further arranged in the combustion tool body.

In the burner with the air and fuel mixed heating device, the water tray and the fire cover are further arranged on the burner body and above the burner.

The application also provides a control method of the gas appliance with the air and fuel mixed heating device, which comprises the following steps:

a. opening a switch, and introducing external air into the mixing cavity through the air delivery pipe, so that a low-pressure area lower than the atmospheric pressure is generated in the front of the nozzle, and liquid fuel in the storage container is sucked into the mixing cavity;

b. in the mixing cavity, under the action of air injection force, fuel is atomized into particles in the mixing cavity and enters the combustion cavity through the atomizing nozzle;

c. the ignition needle is started to ignite the mixed fuel in the combustion inner cavity, the rotating speed of the air pump is reduced, and the quantitative mixed output of the air and the fuel is kept.

Compared with the prior art, the utility model has the following advantages:

1. the utility model provides a burner with an air and fuel mixed heating device, which drives liquid fuel in a storage container and external air to enter and be mixed through a liquid transmission device, and finally sprays the liquid fuel and the external air into a combustion chamber in a mixed atomization mode for combustion, so that the dependence on an alternating current and a fuel pump is eliminated, the fuel combustion strength cannot be influenced due to the reduction of the rotating speed of the oil pump, and the heat efficiency and the fuel utilization rate are greatly improved.

2. The utility model relates to a burner with a heating device for a mixture of air and fuel, which, by means of the siphon principle, produces a low-pressure zone in front of the associated nozzle when it is ejected through a gas outlet in front of the nozzle. The fuel is sucked out from the storage container by the pressure difference generated at the fuel outlet, and under the action of air injection force, the fuel is atomized into particles in the mixing cavity, when the negative pressure and the oil amount generated by the air pump flow are fixed, the negative pressure of the air quantity is reduced without influencing the atomization, the rotating speed of the air pump is adjusted to use the entering air to be mixed with the fuel, the injected fuel is more accurately mixed with the air, and the phenomena of wind, fire or excessive fuel consumption are avoided.

[ description of the drawings ]

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced 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 based on these drawings without creative efforts.

FIG. 1 is a schematic view of a burner with an air and fuel hybrid heating apparatus according to the present invention;

FIG. 2 is a schematic structural view of a hybrid joint;

FIG. 3 is a second schematic structural view of the hybrid joint;

fig. 4 is a schematic view of a liquid transfer device.

[ detailed description ] embodiments

In order to make the technical problems, technical solutions and advantageous effects solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

The utility model is realized by the following technical scheme:

as shown in fig. 1 to 4, the burner with the air and fuel mixed heating device comprises a burner body 1, a burner head 2 arranged in the burner body 1 and having a combustion chamber 101, a storage container 9 arranged in the burner body 1 and used for storing liquid fuel, and an oil delivery pipe 91 connectable to an external supply container, wherein a liquid delivery device 3 extending into the combustion chamber 101 and used for mixing and atomizing fuel and outside air and then spraying the fuel is arranged between the storage container 9 and the burner head 2. The utility model provides a burner with an air and fuel mixed heating device, which drives liquid fuel in a storage container and external air to enter and be mixed through a liquid transmission device, and finally sprays the liquid fuel and the external air into a combustion chamber in a mixed atomization mode for combustion, so that the dependence on an alternating current and a fuel pump is eliminated, the fuel combustion strength cannot be influenced due to the reduction of the rotating speed of the oil pump, and the heat efficiency and the fuel utilization rate are greatly improved.

Further, the liquid conveying device 3 includes an atomizer 31 disposed in the combustion chamber 101, a mixing joint 32 connected with the atomizer 31 for introducing air and mixing fuel, an air delivery pipe 33 connected with the mixing joint 32, and an oil inlet pipe 34 connected with the mixing joint 32 and the storage container 9, and an air pump 35 is connected to the air delivery pipe 33, and the air pump causes a negative pressure to be generated at the nozzle of the oil inlet pipe 34 in the mixing joint 32 by introducing external air, so as to suck the liquid fuel in the storage container 9 into the mixing joint 32. Specifically, the mixing joint 32 includes a housing 321, a gas cavity 322 and a mixing cavity 323 arranged in the housing 321, the air delivery pipe 33 is connected to the gas cavity 322, the atomizer 31 is connected to the mixing cavity 323, a plurality of air channels 324 are arranged between the gas cavity 322 and the mixing cavity 323, a communication position of the air channels 324 and the mixing cavity 323 is a gas outlet 3241, the housing 321 is further provided with a fuel channel 325 communicated with the mixing cavity 323, and a communication position of the fuel channel 325 and the mixing cavity 323 is a fuel outlet 3251. The introduced air can form a flowing air flow, so that a partial vacuum is generated, a low-pressure area is formed at the fuel outlet, and the liquid fuel is naturally and continuously pressed into the mixing cavity, so that a siphon effect can be formed, and the dependence on an alternating current and a fuel pump is eliminated.

Furthermore, the fuel outlet 3251 is located at the middle of the mixing chamber 323, and the plurality of gas outlets 3241 are located at the periphery of the fuel outlet 3251. Therefore, a plurality of channels can be formed to flow to the fuel outlet quickly, and negative pressure is conveniently formed.

Still further, a nozzle 3252 with a conical outer surface is disposed at the fuel outlet 3251. The surface of the conical surface is matched with the air outlets on the periphery, so that the gas can be guided to flow to the fuel outlet along the surface of the conical surface at a high speed.

In addition, the fuel passage 325 is L-shaped, and one end thereof extends to the peripheral wall of the mixing joint 32 to be connected to the oil inlet pipe 34. The fuel passage is located the middle part in the casing, and gas passage then is located fuel passage's all around, and the gas passage that the structure of L type was ingenious was avoided, and small and exquisite structure realizes that the multichannel admits air and advances fuel and realize mixing, siphon transmission.

In order to ensure the quality of the introduced air and prevent impurities from entering and affecting combustion, the air delivery pipe 33 is further provided with an air filter 331 and a gas meter 332. The air flow meter 332 facilitates observation and adjustment of the flow rate of air, and the flow rate of air can be reduced during continuous supply combustion, so that the fuel-gas ratio of the fuel can be satisfied for use.

Still further, still be equipped with ignition needle 8 in the burning inner chamber 101, still be equipped with in the gas appliance body 1 with pulser 81 that ignition needle 8 is connected. The gas appliance body 1 is also provided with a water tray and a fire cover 11 which are positioned on the upper side of the furnace end 2. The pulser 81 is used for starting ignition of the ignition needle and is convenient to automatically control.

The scheme also provides a control method of the gas appliance with the air and fuel mixed heating device, which comprises the following steps:

a. opening the switch, the air delivery pipe 33 introduces the external air into the mixing chamber 323, so that a low pressure area lower than the atmospheric pressure is generated in front of the nozzle, thereby sucking the liquid fuel in the storage container 9 into the mixing chamber 323;

b. in the mixing cavity 323, under the action of the air injection force, the fuel is atomized into particles in the mixing cavity and enters the combustion inner cavity 101 through the atomizing nozzle 31;

c. the ignition needle 8 is started to ignite the mixed fuel in the combustion chamber 101, the rotation speed of the air pump 35 is reduced, and a certain amount of air and fuel are mixed and output.

The process comprises the following steps: the gas appliance switch is turned on, the air pump 35 is pneumatic, external air is driven to enter the gas cavity 322 from the air delivery pipe 33, the external air flows to the mixing cavity 323 through the air channels 324 and flows out of the atomizing nozzle 31, the external air passes through the mixing cavity at a high speed and generates local vacuum in front of a fuel outlet, a low-pressure area is formed at the fuel outlet, liquid fuel is naturally and continuously pressed into the mixing cavity 323 from the storage container 9, the siphon principle is utilized, the continuous supply power of subsequent fuel is ensured, the liquid fuel sprayed out from the nozzle is mixed with air in the mixing cavity and is finally sprayed out through the atomizing nozzle arranged in the combustion cavity, the ignition needle ignites to realize combustion, after ignition, the air inflow of the air pump is reduced through the controller, the air ratio is effectively controlled, the optimal gas ratio is achieved, and the combustion efficiency is improved.

The utility model provides a burner with an air and fuel mixed heating device, which drives liquid fuel in a storage container and external air to enter and be mixed through a liquid transmission device, and finally sprays the liquid fuel and the external air into a combustion chamber in a mixed atomization mode for combustion, so that the dependence on an alternating current and a fuel pump is eliminated, the fuel combustion strength cannot be influenced due to the reduction of the rotating speed of the oil pump, and the heat efficiency and the fuel utilization rate are greatly improved. And when ejected through the gas outlet at the front of the nozzle, a low pressure region lower than atmospheric pressure is created at the front of the nozzle to which it is connected. The fuel is sucked out from the storage container by the pressure difference generated at the fuel outlet, and under the action of air injection force, the fuel is atomized into particles in the mixing cavity, when the negative pressure and the oil amount generated by the air pump flow are fixed, the negative pressure of the air quantity is reduced without influencing the atomization, the rotating speed of the air pump is adjusted to use the entering air to be mixed with the fuel, the injected fuel is more accurately mixed with the air, and the phenomena of wind, fire or excessive fuel consumption are avoided.

The foregoing is illustrative of one or more embodiments provided in connection with the detailed description and is not intended to limit the practice of the utility model to the particular forms disclosed. Similar or identical methods, structures and the like, or several technical deductions or substitutions on the premise of the conception of the utility model, are considered to be the protection scope of the utility model.

Claims

1. Burner with air and fuel hybrid heating device, its characterized in that, including burner body (1), locate burner (2) that have burning inner chamber (101) in burner body (1), locate storage container (9) that are used for storing liquid fuel in burner body (1) and can with outside defeated oil pipe (91) that supply container is connected, storage container (9) with be equipped with between burner (2) stretch into to be used for in burning inner chamber (101) with after fuel and the mixed atomizing of outside air spun transmission liquid device (3).

2. The burner with air and fuel hybrid heating device as claimed in claim 1, wherein the liquid delivery device (3) comprises an atomizer (31) disposed in the combustion chamber (101), a mixing joint (32) connected to the atomizer (31) for introducing air and mixing fuel, an air delivery pipe (33) connected to the mixing joint (32), and an oil inlet pipe (34) connected to the mixing joint (32) and the storage container (9), and an air pump (35) is connected to the air delivery pipe (33), and the air pump causes a negative pressure to be generated at the orifice of the oil inlet pipe (34) in the mixing joint (32) by introducing external air, so as to suck the liquid fuel in the storage container (9) into the mixing joint (32).

3. The gas appliance with the air and fuel hybrid heating device as recited in claim 2, wherein the mixing joint (32) comprises a housing (321), a gas chamber (322) and a mixing chamber (323) which are arranged in the housing (321), the air delivery pipe (33) is connected to the gas chamber (322), the atomizer (31) is connected to the mixing chamber (323), a plurality of air channels (324) are arranged between the gas chamber (322) and the mixing chamber (323), the air channels (324) are communicated with the mixing chamber (323) to form a gas outlet (3241), the housing (321) is further provided with a fuel channel (325) which is communicated with the mixing chamber (323), and the fuel channel (325) is communicated with the mixing chamber (323) to form a fuel outlet (3251).

4. A burner with an air and fuel hybrid heating device as claimed in claim 3, characterized in that said fuel outlet (3251) is located in the middle of the mixing chamber (323) and a number of said gas outlets (3241) are located around said fuel outlet (3251).

5. The burner with air and fuel hybrid heating device as claimed in claim 4, wherein a nozzle head (3252) with a conical outer surface is further provided at the fuel outlet (3251).

6. The gas appliance with the air-fuel hybrid heating apparatus as claimed in claim 4, wherein the fuel passage (325) is L-shaped, and one end thereof extends to a peripheral wall of the mixing joint (32) to be connected to the oil feed pipe (34).

7. The gas appliance with air-fuel hybrid heating device as claimed in claim 4, wherein the air delivery pipe (33) is further provided with an air filter (331) and a gas meter (332).

8. The burner with the air and fuel hybrid heating device as claimed in claim 1, wherein an ignition needle (8) is further disposed in the combustion chamber (101), and a pulser (81) connected to the ignition needle (8) is further disposed in the burner body (1).

9. The gas appliance with air and fuel hybrid heating device as claimed in claim 1, wherein the gas appliance body (1) is further provided with a water tray and a fire cover (11) on the upper side of the burner (2).