CN215523285U - Double-ring fire stove burner made of metal plates - Google Patents

Abstract

A double-ring-fire stove burner made of metal plates comprises an annular gas cavity, a central gas cavity, a premixing cavity and an injection pipe communicated with the premixing cavity, wherein the top of the annular gas cavity is provided with a combustion hole; the central gas cavity is provided with a central combustion hole and is communicated with the annular gas cavity through a central gas channel; an axial secondary air channel is arranged between the central gas cavity and the annular gas cavity. Due to the adoption of the structure, the arrangement of the central combustion cavity and the annular gas cavity has uniform fire power distribution and high power; due to the arrangement of the premixing cavity, gas and air are uniformly and smoothly mixed, the combustion is more sufficient, the energy efficiency is improved, and compared with the production of a traditional cast furnace end, the double-ring fire stove burner is more environment-friendly and has higher production efficiency.

Description

Double-ring fire stove burner made of metal plates

Technical Field

The utility model relates to a stove burner.

Background

In the prior art, as shown in chinese patent 201721094499.2, a single-tube high-efficiency burner includes a burner, which includes a gas chamber, an injection tube communicated with the gas chamber, and a secondary air tube connected to a top center hole on a top plate of the gas chamber and a bottom center hole on a bottom plate; the top plate of the gas cavity comprises an inner combustion cavity, a top circular ring part and an outer frustum-shaped curved surface combustion part, wherein the inner combustion cavity is positioned in the center and communicated with the top center hole; an outer combustion hole is formed in the outer frustum-shaped curved surface combustion part; or the inner combustion cavity comprises a circular bottom plate and an inverted frustum-shaped curved surface cavity part, an inner combustion hole is formed in the circular bottom plate, and an outer combustion hole is formed in the outer frustum-shaped curved surface combustion part. There are problems in that: the firepower distribution is uneven, and the power is low.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is: the double ring fire stove burner made of metal plates has the characteristics of uniform fire distribution, high power and sufficient combustion.

The utility model is realized by the following steps: a double ring fire kitchen range burner made of metal plates is characterized in that: the double-ring fire kitchen range burner comprises an annular gas cavity, a central gas cavity, a premixing cavity and an injection pipe communicated with the premixing cavity, wherein the top of the annular gas cavity is provided with a combustion hole; the central gas cavity is provided with a central combustion hole and is communicated with the annular gas cavity through a central gas channel; an axial secondary air channel is arranged between the central gas cavity and the annular gas cavity.

The double ring fire stove burner made of the metal plate is characterized in that: the number of the axial secondary air channels is two, the axial secondary air channels are arc-shaped, and the diameter line where the axial secondary air channels are located is perpendicular to the diameter line where the injection pipe is located.

The double ring fire stove burner made of the metal plate is characterized in that: one axial secondary air channel is arranged and is in the shape of a circular arc.

The double ring fire stove burner made of the metal plate is characterized in that: the double-ring fire stove burner comprises an upper half body and a lower half body;

the upper half body comprises an upper base plate, a lower opening central gas cavity arranged on the upper base plate, an upper punching hole with a punching flanging, a lower opening premixing cavity, an annular gas cavity arranged at the top of the lower opening premixing cavity and an upper half injection pipe,

the lower half body comprises a lower base plate, a central boss, a lower punching hole, an air guide groove with an upper opening arranged on the central boss and a lower half injection pipe;

the upper half body and the lower half body are buckled, the circumferential edge of the upper base plate wraps the circumferential edge of the lower base plate, the turned edge of the upper punching hole is inserted into the lower punching hole and wraps the lower base plate at the lower punching hole to form an axial secondary air channel, the lower opening of the lower base plate closed lower opening premixing cavity forms a premixing cavity, and the upper base plate covers the air guide groove to form a central gas channel; the upper half injection pipe and the lower half injection pipe form an injection pipe.

According to the double-ring fire stove burner made of the metal plate, due to the adoption of the structure, the central combustion cavity and the annular gas cavity are arranged, so that the fire power is distributed uniformly, and the power is high; due to the arrangement of the premixing cavity, gas and air are uniformly and smoothly mixed, the combustion is more sufficient, the energy efficiency is improved, and compared with the production of a traditional cast furnace end, the double-ring fire stove burner is more environment-friendly and has higher production efficiency.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a view a-a of fig. 1.

Fig. 3 is a view B-B of fig. 1.

Fig. 4 is one of perspective views of the present invention.

Fig. 5 is a second perspective view of the present invention.

Fig. 6 is one of the exploded perspective views of the present invention.

Fig. 7 is a second exploded perspective view of the present invention.

Fig. 8 is a front view of a second embodiment of the present invention.

Detailed Description

The utility model is further described below with reference to the accompanying drawings.

As shown in fig. 1 and 2, a double ring fire kitchen range burner 1 made of metal plates, wherein the double ring fire kitchen range burner 1 comprises an annular gas cavity 2, a central gas cavity 3, a premixing cavity 4 and an injection pipe 5 communicated with the premixing cavity, and the top of the annular gas cavity 2 is provided with a combustion hole; the central gas cavity 3 is provided with a central combustion hole, and the central gas cavity 3 is communicated with the annular gas cavity 2 through a central gas channel 6; an axial secondary air channel 7 is arranged between the central gas cavity 3 and the annular gas cavity 2;

the upper part of the annular gas cavity 2 comprises an inner inverted cone-shaped part, a top annular plate part and an outer cone-shaped part, and the outer cone-shaped part is provided with a combustion hole; the upper part of the annular gas chamber 2 may also take other shapes. The central gas cavity 3 is in a cone frustum shape, and a central combustion hole is formed in the circumferential wall;

as shown in fig. 1, there are two axial secondary air passages 7, the axial secondary air passages 7 are circular arc-shaped, and a diameter line of the axial secondary air passages 7 is perpendicular to a diameter line of the ejector pipe 5.

As shown in fig. 8, the axial secondary air passage 7 has one and is circular arc-shaped.

As shown in fig. 6 and 7, the double ring fire range burner 1 comprises an upper half 8 and a lower half 9;

the upper half body 8 comprises an upper base plate 81, a lower opening central gas cavity 82 arranged on the upper base plate, an upper punch 83 with a punching flanging, a lower opening premixing cavity 84, an annular gas cavity 2 arranged at the top of the lower opening premixing cavity and an upper half injection pipe 85,

the lower half body 9 comprises a lower base plate 91, a central boss 92, a lower punching hole 93, an air guide groove 94 with an upper opening arranged on the central boss and a lower half injection pipe 95;

the upper half body 8 and the lower half body 9 are buckled, the upper substrate is attached to the lower substrate, the circumferential edge of the upper substrate 81 wraps the circumferential edge of the lower substrate 91, the flanging of the upper punch 83 is inserted into the lower punch 93 and wraps the lower substrate 91 at the lower punch 93 to form an axial secondary air channel 7, the lower opening of the lower substrate 91 closed lower opening premixing cavity 84 forms a premixing cavity 4, the upper substrate 81 covers the air guide groove 94 to form a central gas channel, and the upper half injection pipe 85 and the lower half injection pipe 95 form an injection pipe 5.

What has been described above is merely a preferred embodiment of the present invention. It should be noted that a person skilled in the art could make several modifications and variations without departing from the principle of the present invention, which should also be regarded as the protection scope of the present invention.

Claims (4)

1. A double ring fire kitchen range combustor that sheet metal made, its characterized in that: the double-ring fire kitchen range burner comprises an annular gas cavity, a central gas cavity, a premixing cavity and an injection pipe communicated with the premixing cavity, wherein the top of the annular gas cavity is provided with a combustion hole; the central gas cavity is provided with a central combustion hole and is communicated with the annular gas cavity through a central gas channel; an axial secondary air channel is arranged between the central gas cavity and the annular gas cavity.

2. A metal sheet made dual ring fire range burner as in claim 1, wherein: the number of the axial secondary air channels is two, the axial secondary air channels are arc-shaped, and the diameter line where the axial secondary air channels are located is perpendicular to the diameter line where the injection pipe is located.

3. A metal sheet made dual ring fire range burner as in claim 1, wherein: one axial secondary air channel is arranged and is in the shape of a circular arc.

4. A metal sheet made dual ring fire range burner as in claim 1, wherein: the double-ring fire stove burner comprises an upper half body and a lower half body;

the upper half body comprises an upper base plate, a lower opening central gas cavity arranged on the upper base plate, an upper punching hole with a punching flanging, a lower opening premixing cavity, an annular gas cavity arranged at the top of the lower opening premixing cavity and an upper half injection pipe,

the lower half body comprises a lower base plate, a central boss, a lower punching hole, an air guide groove with an upper opening arranged on the central boss and a lower half injection pipe;

the upper half body and the lower half body are buckled, the circumferential edge of the upper base plate wraps the circumferential edge of the lower base plate, the turned edge of the upper punching hole is inserted into the lower punching hole and wraps the lower base plate at the lower punching hole to form an axial secondary air channel, the lower opening of the lower base plate closed lower opening premixing cavity forms a premixing cavity, and the upper base plate covers the air guide groove to form a central gas channel; the upper half injection pipe and the lower half injection pipe form an injection pipe.

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