CN216346250U

CN216346250U - Double inner flame burner

Info

Publication number: CN216346250U
Application number: CN202122266724.9U
Authority: CN
Inventors: 徐宇平; 惠云友
Original assignee: Guangdong Huifeng Hardware Manufacturing Co ltd
Current assignee: Guangdong Huifeng Hardware Manufacturing Co ltd
Priority date: 2021-09-18
Filing date: 2021-09-18
Publication date: 2022-04-19
Anticipated expiration: 2031-09-18

Abstract

The utility model relates to a double-inner-flame burner in the field of burners, which comprises a first burner and a second burner, wherein the first burner and the second burner are respectively provided with an injection mechanism and a combustion mechanism, the combustion mechanism comprises an inner combustion pipeline and a fire guiding part, the injection mechanism is composed of an injector, one end of the injector is provided with an air suction contraction pipe, one end of the air suction contraction pipe is opened to form a primary air suction inlet, the primary air suction inlet is expanded outwards, the middle part of the injector is provided with a mixing pipe, the other end of the air suction contraction pipe is communicated with the mixing pipe, the other end of the injector is provided with a diffuser pipe, one end of the diffuser pipe is communicated with the mixing pipe, one end of the diffuser pipe is communicated with the inner combustion pipeline, the first burner and the second burner are both composed of an upper shell and a lower shell, the upper shell and the lower shell are fixedly installed through a welding mechanism, the welding mechanism is provided with a plurality of rivet holes, and the quality safety problem of gas leakage between the upper shell and the lower shell is avoided, the reasonable structure of the burner can reduce the emission of waste gas and other harmful gases, improve the combustion efficiency and reduce the energy consumption.

Description

Double inner flame burner

Technical Field

The utility model relates to the field of combustors, in particular to a double-inner-flame combustor.

Background

Compared with the traditional gas stove, the internal flame type gas stove has higher combustion efficiency and heat utilization rate, and compared with the traditional gas stove, the combustion efficiency and the heat utilization rate of the traditional gas stove are averagely higher by 20 percent, so the internal flame type gas stove has wider market prospect.

At present, the internal flame formula gas-cooker is mostly the single burner type, the little firepower of combustion power is not enough, gas and air mix inhomogeneously in the ejector simultaneously, lead to the gas combustion insufficient, harmful gas such as carbon monoxide content is big on the one hand, the efficiency index of on the other hand gas-cooker is low, the effective utilization rate of burning is low, make the energy consumption increase of gas-cooker, current combustor is the components of a whole that can function independently structure simultaneously, go up the material of casing and lower casing inconsistent, lead to the thermal expansion coefficient between casing and the lower casing inconsistent, lead to probably appearing the accident that combustor local burning leaked, seriously threatens user's personal property, the internal flame formula gas-cooker combustor of prior art is waited to improve.

SUMMERY OF THE UTILITY MODEL

The object of the present invention is to solve the above drawbacks, providing a double internal flame burner.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the double-inner-flame combustor comprises a first combustor and a second combustor, wherein the first combustor and the second combustor are respectively provided with an ejector mechanism and a combustion mechanism, the combustion mechanism comprises an inner combustion pipeline and a fire guiding part, the ejector mechanism is composed of an ejector, one end of the ejector is an air suction contraction pipe, one end of the air suction contraction pipe is provided with a primary air suction inlet, the primary air suction inlet is expanded outwards, the middle part of the ejector is provided with a mixing pipe, the other end of the air suction contraction pipe is communicated with the mixing pipe, the other end of the ejector is provided with a diffuser pipe, one end of the diffuser pipe is communicated with the mixing pipe, one end of the diffuser pipe is communicated with the inner combustion pipeline, the first combustor and the second combustor are respectively composed of an upper shell and a lower shell, the peripheral edges of the upper shell and the lower shell are respectively provided with a welding mechanism, the upper shell and the lower shell are fixedly installed through the welding mechanisms, and the welding mechanisms are provided with a plurality of rivet holes, go up casing and lower casing and pass corresponding rivet hole through the rivet and fix a position the riveting, the gas passes through the nozzle and gets into the ejector, owing to draw the injection effect, inhales the air from primary air sunction inlet, through inhaling the resistance that the shrinkage tube reduced when inhaling the air, the air mixes with the gas in the hybrid tube, then flows through the diffuser pipe and improves pressure, makes gas and air further mix, and welding mechanism makes the combustor improve the installation accuracy through rivet location installation.

In the above description, as a preferable mode, the inner combustion pipe is an annular hollow structure, and the diffuser pipe is connected to the inner combustion pipe along a tangential position of the inner combustion pipe, so that the mixed gas flows into the inner combustion pipe in a single direction, convection is not easily formed, and the mixed gas is uniformly combusted.

In the above description, as a preferred scheme, the fire guiding portion is located at the top of the internal combustion pipe, the fire guiding portion includes a plurality of fire guiding air passages, an air inlet duct is disposed between two adjacent fire guiding air passages, and secondary air intake is provided to the internal combustion pipe through the air inlet duct, so that mixed gas inside the internal combustion pipe can be more sufficiently combusted.

In the above description, it is preferable that the pilot duct extends upward, and the pilot duct is inclined counterclockwise to form an inner flame type rotating flame, thereby improving the combustion efficiency.

In the above description, as a preferred scheme, the welding mechanism is a welding ring, and the welding ring is welded by laser welding, so that other quality safety problems such as gas leakage between the upper shell and the lower shell are effectively avoided.

In the above description, it is preferable that the combustion means of the first burner and the combustion means of the second burner are both of an annular configuration, the combustion means radius of the first burner is larger than the combustion means radius of the second burner, and the combustion means of the second burner is located within the ring of the combustion means of the first burner.

In the above explanation, as preferred scheme, ejector and interior burning pipeline are circular arc streamline structure, and the eccentric structure is constituteed jointly to ejector and interior burning pipeline, makes gas and air misce bene, and the gas burning is more abundant, reduces the emission of waste gas and other harmful gas, and the burning is abundant, improves combustion efficiency, reduces the energy consumption.

The beneficial effects produced by the utility model are as follows:

the ejector is equipped with the shrinkage tube of breathing in and reduces the resistance when the air gets into, and the design of diffuser pipe makes the velocity of flow of mist improve simultaneously, makes gas and air misce bene, and this combustor adopts circular arc streamline outward appearance and eccentric structure technology, makes the further misce bene of gas and air, and the gas burning is more abundant, reduces the emission of waste gas and other harmful gas. The burning is abundant, improves combustion efficiency, reduces the energy consumption, goes up the casing simultaneously and through adopting the unanimous material of coefficient of thermal expansion between the casing down, other quality safety problems such as gas leakage between last casing and the casing down effectively avoided, and reasonable combustor structure improves combustion efficiency to reducing the emission of waste gas and other harmful gas, reduces the energy consumption.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic diagram of a partial enlarged structure of A in FIG. 1 according to the present invention

FIG. 3 is a schematic cross-sectional view of the present invention;

in the figure: 1 is a primary air suction inlet, 2 is a suction contraction pipe, 3 is a mixing pipe, 4 is a diffuser pipe, 5 is an internal combustion pipeline, 6 is a fire guiding air passage, 7 is a welding ring, 8 is a nozzle, 9 is a first combustor, 10 is a second combustor, 11 is a rivet hole, 12 is an ejector, 13 is a combustion mechanism, and 14 is an air inlet tank.

Detailed Description

In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention. The present invention is described in detail below with reference to the attached drawings.

Referring to fig. 1-3, a dual inner flame burner is specifically implemented, the dual inner flame burner includes a first burner 9 and a second burner 10, the first burner 9 and the second burner 10 are both provided with an ejector mechanism and a combustion mechanism 13, the combustion mechanism 13 includes an inner combustion pipe 5 and a flame guiding portion, the ejector mechanism is composed of an ejector 12, one end of the ejector 12 is an air suction contraction pipe 2, one end of the air suction contraction pipe 2 is opened to form a primary air suction port 1, the primary air suction port 1 is expanded outward, the middle portion of the ejector 12 is a mixing pipe 3, the other end of the air suction contraction pipe 2 is communicated with the mixing pipe 3, the other end of the ejector 12 is a diffuser pipe 4, one end of the diffuser pipe 4 is communicated with the mixing pipe 3, one end of the diffuser pipe 4 is communicated with the inner combustion pipe 5, the first burner 9 and the second burner 10 are both composed of an upper casing and a lower casing, the peripheral edges of the upper casing and the lower casing are both provided with a welding mechanism, go up between casing and the lower casing through welding mechanism fixed mounting, welding mechanism is equipped with three rivet hole 11, go up casing and lower casing and pass corresponding rivet hole 11 through the rivet and fix a position the riveting, the gas passes through the nozzle and gets into ejector 12, owing to draw the injection effect, inhale air from primary air sunction inlet 1, through breathing in the resistance when shrink tube 2 reduces the air and inhale, the air mixes with the gas in hybrid tube 3, then flow through diffuser pipe 4 and improve pressure, make gas and air further mix, welding mechanism makes the combustor improve the installation accuracy through rivet location installation.

Internal combustion pipeline 5 is annular hollow structure, and diffuser pipe 4 inserts internal combustion pipeline 5 along internal combustion pipeline 5's tangent line position, makes in the one-way inflow internal combustion pipeline 5 of mist, is difficult for forming the convection current, makes the even burning of mist.

The position of leading a fire is located the top of interior burning pipeline 5, and the portion of leading a fire includes twenty air flue 6 of leading a fire, and adjacent two are led and are equipped with air inlet tank 14 between the air flue 6 of leading a fire, provide the secondary through air inlet tank 14 to interior burning pipeline 5 and admit air, make the inside mist more abundant burning of interior burning pipeline, lead air flue 6 and upwards extend, lead air flue 6 and be the anticlockwise slope, form the rotatory flame of inner flame formula, improve combustion efficiency.

Welding mechanism is weld ring 7, and weld ring 7 welds through laser welding's mode, other quality safety problems such as gas leakage between last casing and the lower casing that have effectively avoided.

The combustion mechanism 13 of the first combustor 9 and the combustion mechanism 13 of the second combustor 10 are both annular structures, the radius of the combustion mechanism 13 of the first combustor 9 is larger than that of the combustion mechanism 13 of the second combustor 10, and the combustion mechanism 13 of the second combustor 10 is positioned in the ring of the combustion mechanism 13 of the first combustor 9.

Ejector 12 and interior burning pipeline 5 are circular arc streamline structure, and the eccentric structure is constituteed jointly to ejector and interior burning pipeline, makes gas and air misce bene, and the gas burning is more abundant, reduces waste gas and other harmful gas's emission, and the burning is abundant, improves combustion efficiency, reduces the energy consumption.

Stainless steel materials with consistent thermal expansion coefficients are adopted, the upper shell and the lower shell are positioned and riveted by the rivet penetrating through the corresponding rivet hole 11, and then the rivet is welded in a laser welding mode, so that other quality safety problems such as gas leakage between the upper shell and the lower shell are effectively avoided, when the double-inner-flame combustor works, gas enters the ejector 12 through the nozzle, air is sucked from the primary air suction port 1 due to the ejection effect, the resistance to the air suction is reduced through the air suction contraction pipe 2, the air is mixed with the gas in the mixing pipe 3 and then flows through the diffuser pipe 4 to improve the pressure, so that the gas and the air are further mixed, the mixed gas is fully combusted in the inner combustion pipeline 5 through ignition, the generated high-quality purple flame forms inner-flame type rotating flame along the pilot gas passage 6, the air inlet groove 14 provides secondary air for the inner combustion pipeline 5, the mixed gas in the inner combustion pipe 5 is more fully combusted.

Although the present invention has been described with reference to the above preferred embodiments, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. Double internal flame burners, double internal flame burners include first combustor and second combustor, characterized by: the first combustor and the second combustor are respectively provided with an injection mechanism and a combustion mechanism, the combustion mechanism comprises an internal combustion pipeline and a fire guiding portion, the injection mechanism is composed of an injector, one end of the injector is an air suction shrinkage pipe, one end opening of the air suction shrinkage pipe is a primary air suction inlet, the primary air suction inlet is expanded outwards, the middle of the injector is a mixing pipe, the other end of the air suction shrinkage pipe is communicated with the mixing pipe, the other end of the injector is a diffuser pipe, one end of the diffuser pipe is communicated with the mixing pipe, one end of the diffuser pipe is communicated with the internal combustion pipeline, the first combustor and the second combustor are respectively composed of an upper shell and a lower shell, the peripheral edges of the upper shell and the lower shell are respectively provided with a welding mechanism, the upper shell and the lower shell are fixedly installed through the welding mechanisms, the welding mechanisms are provided with a plurality of rivet holes, and the upper shell and the lower shell are positioned and riveted through the rivet holes corresponding to the upper shell and the lower shell.

2. The dual inner flame burner of claim 1, wherein: the internal combustion pipeline is of an annular hollow structure, and the diffuser pipe is connected into the internal combustion pipeline along the tangent position of the internal combustion pipeline.

3. The dual inner flame burner of claim 1, wherein: the fire guiding part is positioned at the top of the internal combustion pipeline and comprises a plurality of fire guiding air passages, and an air inlet groove is arranged between every two adjacent fire guiding air passages.

4. The dual inner flame burner of claim 3, wherein: the fire guiding air passage extends upwards and inclines in the anticlockwise direction.

5. The dual inner flame burner of any one of claims 1-4, wherein: the welding mechanism is a welding ring, and the welding ring is welded in a laser welding mode.

6. The dual inner flame burner of any one of claims 1-4, wherein: the combustion mechanism of the first combustor and the combustion mechanism of the second combustor are both of annular structures, the radius of the combustion mechanism of the first combustor is larger than that of the combustion mechanism of the second combustor, and the combustion mechanism of the second combustor is located in the ring of the combustion mechanism of the first combustor.

7. The dual inner flame burner of any one of claims 1-4, wherein: the ejector and the inner combustion pipeline are both of arc streamline structures, and the ejector and the inner combustion pipeline jointly form an eccentric structure.