CN216844782U

CN216844782U - Liquid fuel heating burner

Info

Publication number: CN216844782U
Application number: CN202220365086.8U
Authority: CN
Inventors: 刘高刚
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-02-18
Filing date: 2022-02-18
Publication date: 2022-06-28
Anticipated expiration: 2032-02-18

Abstract

The utility model discloses a liquid fuel heating combustor, including combustion assembly and with the liquid fuel conveying assembly that the fuel was carried is carried out to the combustion assembly intercommunication, combustion assembly includes the base, the inside cavity of base forms the air chamber be equipped with the casing on the base, the inside cavity of casing forms the heating chamber, the intracavity is equipped with the desicator, the heating intracavity of desicator below is equipped with heating element, be equipped with the venthole on the casing of desicator top, the base upper shield is equipped with the burning net spare, form the burning chamber in the burning net spare, be equipped with the ignition needle in the burning chamber, the air chamber with the burning chamber or with heating chamber upper portion intercommunication, liquid fuel conveying assembly pass through the pipeline with heating chamber intercommunication, air chamber intercommunication has the air conveying assembly. The utility model discloses light after realizing the liquid gasification of alcohol-free and realize the heating.

Description

Liquid fuel heating burner

Technical Field

The utility model relates to a liquid fuel heating combustor.

Background

The liquid fuel heating burner is an electric appliance which uses liquid as a burning raw material to ignite and realize heating.

The existing liquid fuel warmer adopts liquid fuel containing alcohol, the liquid fuel has low flash point, is easy to catch fire when leaked, has low heat value, and belongs to dangerous chemicals.

To solve this problem, there is an urgent need for a liquid fuel heating burner and control system that can use alcohol-free fuel as a raw material.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a liquid fuel heating burner.

The liquid fuel heating burner designed according to the purpose comprises a combustion assembly and a liquid fuel conveying assembly communicated with the combustion assembly for conveying fuel;

the combustion assembly comprises a base, an air cavity is formed in the base in a hollow mode, a shell is arranged on the base, a heating cavity is formed in the shell in a hollow mode, a dryer is arranged in the heating cavity, a heating element is arranged in the heating cavity below the dryer, an air outlet hole is formed in the shell above the dryer, a combustion net piece is arranged on the base in a covering mode, a combustion cavity is formed in the combustion net piece, an ignition needle is arranged in the combustion cavity, and the air cavity is communicated with the combustion cavity or the upper portion of the heating cavity;

the liquid fuel delivery assembly is communicated with the heating cavity through a pipeline;

the air cavity is communicated with an air conveying assembly.

Preferably, the heating cavity is vertically divided into a mixing cavity and a heating cavity by the dryer, and the heating element is arranged in the heating cavity.

Preferably, the combustion net piece comprises an inner combustion net and an outer combustion net which are covered on the base, and the inner combustion net is arranged inside the outer combustion net;

a first combustion chamber is formed in the inner combustion net, and a first vent hole communicated with the first combustion chamber is formed in the upper end face of the air cavity;

a second combustion chamber is formed between the inner combustion net and the outer combustion net, and a second vent communicated with the second combustion chamber is formed in the upper end face of the air chamber.

Preferably, the combustion net piece is further provided with a flame monitor and a temperature controller, the ignition needle is arranged on the combustion net piece, the ignition head of the ignition needle extends into the combustion cavity, and the ignition needle, the flame monitor and the temperature controller are all connected with an external controller.

Preferably, the air delivery assembly comprises an air inlet pipe communicated with the air cavity, and the air inlet end of the air inlet pipe is connected with a fan, and/or; the heating cavity is communicated with a standby gas pipe and/or a standby gas pipe; and a liquid inlet connecting pipe connected with the liquid fuel conveying assembly is arranged on the heating cavity.

Preferably, a premixing pipe is arranged on the air inlet pipe and communicated with the heating cavity.

Preferably, a check valve is arranged on the premixing pipe.

Preferably, the liquid fuel delivery assembly comprises a check valve, an electromagnetic pump and a fuel tank which are connected in sequence through a pipeline, and/or an output end of the check valve is communicated with the heating cavity through a pipeline; the heating cavity is communicated with a standby gas pipe.

Preferably, the liquid fuel conveying assembly further comprises a gas-liquid separator, a preheating tank and a heating pipe wrapped on the surface of the preheating tank;

the preheating tank is respectively connected with the input end of the gas-liquid separator and the output end of the electromagnetic pump;

the gas-liquid separator is provided with two output ends, one output end is connected with the input end of the check valve, and the other output end is communicated with the preheating tank through a return pipe;

a filter is connected between the input end of the electromagnetic pump and the fuel tank.

Preferably, the fuel tank is provided with a liquid level gauge, a charging opening and a discharging opening.

The utility model has the advantages of simple and reasonable structure, high flash point, no ignition of open fire and good safety, compared with the prior art, the utility model comprises a combustion component and a liquid fuel conveying component communicated with the combustion component for conveying fuel; the combustion assembly comprises a base, an air cavity is formed in the base in a hollow mode, a shell is arranged on the base, a heating cavity is formed in the shell in a hollow mode, a dryer is arranged in the heating cavity, a heating element is arranged in the heating cavity below the dryer, an air outlet hole is formed in the shell above the dryer, a combustion net piece is arranged on the base in a covering mode, a combustion cavity is formed in the combustion net piece, an ignition needle is arranged in the combustion cavity, and the air cavity is communicated with the combustion cavity or the upper portion of the heating cavity; the liquid fuel delivery assembly is communicated with the heating cavity through a pipeline; the air cavity is communicated with an air conveying assembly. When the alcohol-free fuel burner is used, alcohol-free fuel is conveyed into the heating cavity through the liquid fuel conveying assembly, the alcohol-free fuel is gasified through heating of the heating element, gasified gas upwards passes through the dryer and then upwards enters the combustion cavity from the gas outlet, and then the gas is ignited through the ignition needle and then is combusted in the combustion cavity. The air conveying assembly is used for mixing the gasified gas with air to realize sufficient combustion. The gas burning can accumulate heat in the net member to achieve the best heating effect.

The utility model discloses light after realizing the liquid gasification of alcohol-free and realize the heating. Can solve the safety problem of the existing warmer adopting alcohol-containing fuel. To ensure safety during use.

Drawings

FIG. 1 is a schematic perspective view of a combustion assembly according to the present invention;

FIG. 2 is a schematic cross-sectional view of a combustion assembly according to the present invention;

FIG. 3 is a second schematic cross-sectional view of a combustion assembly according to the present invention;

FIG. 4 is a second schematic perspective view of a combustion assembly according to the present invention;

fig. 5 is a schematic plan view of the present invention;

fig. 6 is a third schematic perspective view of the combustion assembly of the present invention.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and examples.

Referring to fig. 1-6, a liquid fuel warming burner includes a combustion assembly 100 and a liquid fuel delivery assembly 70 in communication with the combustion assembly 100 for fuel delivery;

the combustion assembly 100 comprises a base 10, an air chamber 101 is formed in the base 10 in a hollow manner, a housing 140 is arranged on the base 10, a heating chamber 141 is formed in the housing 140 in a hollow manner, a dryer 150 is arranged in the heating chamber 141, a heating element 440 is arranged in the heating chamber 141 below the dryer 150, an air outlet 160 is arranged on the housing 140 above the dryer 150, a combustion net piece 200 is arranged on the base 10 in a covering manner, a combustion chamber is formed in the combustion net piece 200, an ignition needle 430 is arranged in the combustion chamber, and the air chamber 101 is communicated with the combustion chamber or the upper part of the heating chamber 141;

the liquid fuel delivery assembly 70 is in communication with the heating chamber 141 via a conduit;

the air chamber 101 is in communication with an air delivery assembly 60.

The utility model discloses when using, carry no mellow wine fuel to heating the intracavity through liquid fuel conveying assembly, through the heating element heating, make no mellow wine fuel gasification, the gas after the gasification upwards through the desicator, upwards enters into the combustion chamber from the venthole again, then falls the gas through the ignition needle and lights the back and burn in the combustion chamber. The air conveying assembly is used for mixing the gasified gas with air to realize sufficient combustion. The gas combustion can accumulate heat in the combustion net piece, and the best heating effect is achieved.

Referring to fig. 2, the heating chamber 141 is partitioned into a mixing chamber 142 and a heat generating chamber 143 by the dryer 150, and the heat generating element 440 is disposed in the heat generating chamber 143. When the alcohol-free fuel is conveyed into the heating cavity 143 through the liquid fuel conveying assembly 70, the heating element 440 is started to gasify the alcohol-free fuel through heating, gasified gas flows upwards through the dryer, then flows into the combustion cavity from the gas outlet 160, and then is ignited through the ignition needle to be combusted in the combustion cavity. The air conveying assembly is used for mixing the gasified gas with air to realize sufficient combustion. The gas burning can accumulate heat in the net member to achieve the best heating effect.

Referring to fig. 2 and 3, the combustion net member 200 includes an inner combustion net 20 and an outer combustion net 30 which are covered on the base 10, and the inner combustion net 20 is disposed inside the outer combustion net 30;

a first combustion chamber is formed in the inner combustion net 20, and a first vent hole 170 communicated with the first combustion chamber is formed in the upper end face of the air chamber 101;

a second combustion chamber is formed between the inner combustion net 20 and the outer combustion net 30, and a second vent 130 communicated with the second combustion chamber is formed on the upper end surface of the air chamber 101. That is, the first combustion chamber and the second combustion chamber are respectively communicated with the air chamber through the first vent hole and the second vent hole. This has the effect that when the air delivery unit 60 delivers air into the air chamber 101, the air in the air chamber 101 flows into the first combustion chamber and the second combustion chamber through the first ventilation hole and the second ventilation hole, respectively, thereby achieving mixing of the air and the gasified combustion gas to achieve more sufficient combustion.

The utility model discloses an interior burning net 20 and outer burning net 30 constitute first combustion chamber and second combustion chamber respectively, venthole 160 with first combustion chamber communicates mutually, that is, the gas is gaseous from heating chamber 141 after venthole 160 enters into first combustion chamber, ignites through the ignition needle, burns in first combustion chamber, and the flue gas after the burning enters into in the second combustion chamber to mix with the air once more, realizes the postcombustion to guarantee abundant burning, reach best heating effect.

After the gasified fuel gas enters the first combustion chamber to be combusted for the first time, the inner combustion net is heated, the generated high-temperature flue gas enters the second combustion chamber to be combusted for the second time to heat the outer combustion net, so that the full combustion is realized, the waste gas is reduced, and the heat efficiency is high.

Referring to fig. 5, in the present invention, the combustion net member 200 is further provided with a flame monitor 410 and a temperature controller 420, the ignition needle 430 is disposed on the combustion net member 200, the ignition head thereof extends into the combustion chamber, and the ignition needle 430, the flame monitor 410 and the temperature controller 420 are all connected to an external controller.

Referring to fig. 5, in the present invention, the air delivery assembly 60 includes an air inlet pipe 110 communicated with the air chamber 101, an air inlet end of the air inlet pipe 110 is connected with a fan 610, that is, the fan 610 extracts outside air and delivers the air to the air chamber 101, and the air is delivered to different combustion chambers through the first vent hole and the second vent hole.

The heating chamber 141 is communicated with a standby gas pipe 510, and the standby gas pipe 510 is used for connecting an external gas supply device, namely, the utility model discloses not only can so the fuel of no alcohol be as the raw material. Gas may also be used for ignition.

In the present invention, the heating chamber 141 is provided with a liquid inlet connection pipe 520 connected to the liquid fuel delivery assembly 70.

In the present invention, the air inlet pipe 110 is provided with a pre-mixing pipe 450, the pre-mixing pipe 450 is communicated with the heating chamber 141.

Further, the premix tube 450 is in communication with the mixing chamber 142.

The premix tube 450 functions to deliver a small portion of air into the mixing chamber 142 to allow the gasified combustible gas to be mixed with the outside air for the first time, thereby ensuring the subsequent complete combustion.

Further, the pre-mixing pipe 450 not only can mix the gas and the air in advance, but also can pressurize the mixing cavity 142 through the air, so that the gas can flow into the first combustion chamber from the air outlet 160 upwards quickly. To ensure a better combustion effect.

The utility model discloses in, be equipped with the check valve on the premix pipe 450, the effect of check valve can prevent that the liquid in the heating chamber 141 from being too full and the condition that flows in premix pipe 450 from appearing.

Referring to fig. 5, the liquid fuel delivery assembly 70 comprises a check valve 700, a solenoid pump 750 and a fuel tank 770 which are connected in sequence through a pipeline, wherein an output end of the check valve 700 is communicated with the heating chamber 141 through a pipeline, fuel in the fuel tank 770 is drawn by the solenoid pump 750 and is delivered into the heating chamber 141 through a pipeline, and the check valve 700 prevents the reverse flow of the fuel.

Referring to fig. 3, the heating chamber 141 is communicated with a spare gas pipe 510. The backup gas pipe 510 is used for connecting an external gas heating device, a gas range, or other electrical appliance that uses gas to burn, and supplies gas.

Referring to fig. 5, in the present invention, a liquid inlet pipe 520 connected to the liquid fuel delivery module 70 is disposed on the heating chamber 141.

Referring to fig. 5, the liquid fuel delivery assembly 70 further includes a gas-liquid separator 710, a preheating tank 720, and a heat-generating pipe 730 wrapped on the surface of the preheating tank 720;

the preheating tank 720 is respectively connected with the input end of the gas-liquid separator 710 and the output end of the electromagnetic pump 750;

the gas-liquid separator 710 has two output ends, one output end is connected to the input end of the check valve 700, and the other output end is communicated with the preheating tank 720 through a return pipe 711;

a filter 760 is connected between an input end of the solenoid pump 750 and the fuel tank 770.

The utility model discloses in, the effect of preheating tank 720 is, when no mellow wine fuel flows through preheating tank 720, starts through heating tube 730, realizes generating heat to the realization preheats.

The fuel tank 770 is provided with a liquid level gauge 772, a feed inlet 773 and a discharge outlet 771.

In the present invention, the gas-liquid separator 710, the electromagnetic pump 750, the check valve 700, the filter 760, the heating tube 730, the heating element 440, the ignition needle 430, the flame monitor 410 and the temperature controller 420 are all commercially available products. The control principle also adopts the existing control principle, and the details are not repeated here.

In the present invention, the heating element 440 is an electric heating tube.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely for convenience of description and for simplicity of description, rather than to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention, the terms "first" and "second" are used for descriptive purposes only, and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A liquid fuel heating burner which is characterized in that: comprises a combustion assembly (100) and a liquid fuel delivery assembly (70) communicated with the combustion assembly (100) for fuel delivery;

the combustion assembly (100) comprises a base (10), an air cavity (101) is formed in the base (10), a shell (140) is arranged on the base (10), a heating cavity (141) is formed in the shell (140), a dryer (150) is arranged in the heating cavity (141), a heating element (440) is arranged in the heating cavity (141) below the dryer (150), an air outlet hole (160) is formed in the shell (140) above the dryer (150), a combustion net piece (200) is arranged on the base (10) in a covering mode, a combustion cavity is formed in the combustion net piece (200), an ignition needle (430) is arranged in the combustion cavity, and the air cavity (101) is communicated with the combustion cavity or the upper portion of the heating cavity (141);

the liquid fuel delivery assembly (70) is in communication with the heating chamber (141) via a conduit;

the air cavity (101) is communicated with an air conveying assembly (60).

2. A liquid fuel warming burner as claimed in claim 1, wherein: the dryer (150) divides the heating chamber (141) into a mixing chamber (142) and a heat generating chamber (143) in an up-and-down manner, and the heat generating element (440) is disposed in the heat generating chamber (143).

3. A liquid fuel warming burner as claimed in claim 1, wherein: the combustion net piece (200) comprises an inner combustion net (20) and an outer combustion net (30) which are covered on the base (10), and the inner combustion net (20) is arranged inside the outer combustion net (30);

a first combustion chamber is formed in the inner combustion net (20), and a first vent hole (170) communicated with the first combustion chamber is formed in the upper end face of the air chamber (101);

a second combustion chamber is formed between the inner combustion net (20) and the outer combustion net (30), and a second vent hole (130) communicated with the second combustion chamber is formed in the upper end face of the air chamber (101).

4. A liquid fuel warming burner as claimed in claim 3, wherein: the combustion net piece (200) is further provided with a flame monitor (410) and a temperature controller (420), the ignition needle (430) is arranged on the combustion net piece (200), an ignition head of the ignition needle extends into the combustion cavity, and the ignition needle (430), the flame monitor (410) and the temperature controller (420) are all connected with an external controller.

5. A liquid fuel warming burner as claimed in any one of claims 1 to 4, wherein: air delivery subassembly (60) include with intake pipe (110) of air chamber (101) intercommunication, the inlet end of intake pipe (110) is connected with fan (610).

6. A liquid fuel warming burner as claimed in claim 5, wherein: a premixing pipe (450) is arranged on the air inlet pipe (110), and the premixing pipe (450) is communicated with the heating cavity (141).

7. A liquid fuel warming burner as claimed in claim 6, wherein: the premixing pipe (450) is provided with a one-way valve.

8. A liquid fuel warming burner as claimed in any one of claims 1 to 4, wherein: the liquid fuel delivery assembly (70) comprises a check valve (700), an electromagnetic pump (750) and a fuel tank (770) which are connected in sequence through a pipeline, and/or the output end of the check valve (700) is communicated with the heating cavity (141) through a pipeline; the heating cavity (141) is communicated with a standby gas pipe (510).

9. A liquid fuel warming burner as claimed in claim 8, wherein: the liquid fuel conveying assembly (70) further comprises a gas-liquid separator (710), a preheating tank (720) and a heating pipe (730) wrapped on the surface of the preheating tank (720);

the preheating tank (720) is respectively connected with the input end of the gas-liquid separator (710) and the output end of the electromagnetic pump (750);

the gas-liquid separator (710) has two output ends, one output end is connected with the input end of the check valve (700), and the other output end is communicated with the preheating tank (720) through a return pipe (711);

a filter (760) is connected between the input of the solenoid pump (750) and the fuel tank (770).

10. A liquid fuel warming burner as claimed in claim 8, wherein: the fuel tank (770) is provided with a liquid level gauge (772), a feed inlet (773) and a discharge outlet (771).