Combustor

Abstract

The utility model discloses a burner which comprises a burner base, a burner gas inlet cover and a burner gas outlet cover. A base inner cavity is formed in the bottom of the inner side of the burner base, a fuel gas inlet channel is arranged at the bottom of the side face of the burner base, a fuel gas inlet channel air outlet hole is formed in the tail end of the fuel gas inlet channel and communicated with the base inner cavity, a plurality of lower air inlet channels are arranged at the top of the burner base, and one end of each lower air inlet channel is communicated with the outside. And the other end is communicated with the inner cavity of the base. The burner gas inlet cover is arranged at the top of the burner base, a gas inlet column is arranged at the bottom of the burner gas inlet cover corresponding to a gas outlet hole of the gas inlet channel, and a gas inlet column through hole penetrating through the burner gas inlet cover is formed in the middle of the gas inlet column. And the burner gas outlet cover is arranged at the top of the burner gas inlet cover. A gas outlet cover inner cavity is formed in the position, corresponding to the gas inlet column, of the bottom of the burner gas outlet cover, a through middle fire outlet hole is formed in the middle of the top of the gas outlet cover inner cavity, and a plurality of gas outlet cover fire outlet channels are formed in the side face of the gas outlet cover inner cavity.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of combustor, in particular to a combustor. BACKGROUND

[0002] The prior art combustor mostly adopts the way of double air inlet channel air inlet to air, and the design is insufficient in air intake and uneven in air intake, which often leads to insufficient combustion, and therefore a combustor with relatively simpler air inlet structure, more sufficient and uniform air intake and more sufficient final combustion is needed. SUMMARY

[0003] The utility model discloses a kind of combustors with relatively simpler air inlet structure, more sufficient and uniform air intake and more sufficient final combustion.

[0004] The utility model provides a kind of combustor, including combustor base, combustor air inlet cover and combustor air outlet cover;

[0005] The bottom of the combustor base inner side is provided with a base inner cavity, a gas air inlet channel is arranged on the bottom of the side surface of the combustor base, a gas air inlet channel air outlet hole is arranged at the end of the gas air inlet channel and is communicated with the base inner cavity, and a plurality of lower air inlet channels are arranged on the top of the combustor base.

[0006] The combustor air inlet cover is arranged on the top of the combustor base, an air inlet column is arranged at the bottom of the combustor air inlet cover corresponding to the gas air inlet channel air outlet hole, and an air inlet column through hole is arranged in the middle of the air inlet column and penetrates the combustor air inlet cover.

[0007] The combustor air outlet cover is arranged on the top of the combustor air inlet cover, an air outlet cover inner cavity is arranged at the bottom of the combustor air outlet cover corresponding to the air inlet column, a middle flame hole is arranged in the middle of the top of the air outlet cover inner cavity and penetrates the air outlet cover inner cavity, a plurality of air outlet cover flame channels are arranged on the side surface of the air outlet cover inner cavity, an outer ring flame channel is arranged on the top of the combustor air outlet cover, and a side flame hole is arranged at the end of the air outlet cover air outlet channel and is communicated with the outer ring flame channel through the side flame hole.

[0008] Preferably, an outer ring flame cover is further included, the outer ring flame cover is arranged on the top of the outer ring flame channel, and an outer ring flame cover flame hole is arranged on the outer side surface of the outer ring flame cover.

[0009] Preferably, an inner flame cover is further included, an inner ring flame channel is arranged around the middle flame hole on the top of the combustor air outlet cover, the inner flame cover is arranged on the inner ring flame channel, and an inner flame cover flame hole is arranged on the outer side surface of the inner flame cover.

[0010] Preferably, the lower air inlet channel top opening, the burner air inlet cover bottom is provided with the bottom opening corresponding to the lower air inlet channel, the air inlet channel is completed through the upper air inlet channel and the lower air inlet channel.

[0011] Preferably, the thermocouple and the ignition needle are connected and arranged on the inside bottom of the base inner cavity.

[0012] The burner has the advantages that:

[0013] 1. By adopting the design of the upper air inlet channel and the lower air inlet channel, the overall air inlet channel air intake amount is sufficient, and production is easier.

[0014] 2. By adopting the design of the four uniformly arranged air inlet channels, the air intake is more uniform, so that the mixing in the base inner cavity is more sufficient. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 It is a perspective view of the burner of the utility model;

[0016] Fig. 2 It is a structural schematic view of the burner base of the burner of the utility model;

[0017] Fig. 3 It is a structural schematic view of the burner air inlet cover of the burner of the utility model;

[0018] Fig. 4 It is a structural schematic view of the burner air outlet cover of the burner of the utility model;

[0019] Fig. 5 It is a sectional view of the burner of the utility model;

[0020] Reference signs in the drawings: 1, burner base, 2, burner air inlet cover, 3, burner air outlet cover, 4, inner fire cover, 5, outer ring fire cover, 6, thermocouple, 7, ignition needle, 11, base inner cavity, 12, gas inlet channel, 13, lower air inlet channel, 21, air inlet column, 22, upper air inlet channel, 31, middle fire outlet hole, 32, air outlet cover fire channel, 33, inner ring fire channel, 34, outer ring fire channel, 35, air outlet cover inner cavity, 41, inner fire cover fire outlet hole, 51, outer ring fire cover fire outlet hole, 121, gas inlet channel air outlet hole, 211, air inlet column through hole.

[0021] The realization, functional characteristics and advantages of the utility model will be further described with reference to the drawings in combination with embodiments. DETAILED DESCRIPTION

[0022] It should be understood that the specific embodiments described herein are merely for the purpose of illustration and are not intended to limit the present application.

[0023] With reference to Figs. 1 to 5 An embodiment of the burner of the present application is proposed:

[0024] A burner comprises a burner base 1, a burner air inlet cover 2, an outer ring fire cover 5, an inner fire cover 4, a thermocouple 6, an ignition needle 7 and a burner air outlet cover 3.

[0025] A bottom portion of an inner side of the burner base 1 is provided with a base inner cavity 11, a bottom portion of a side of the burner base 1 is provided with a gas air inlet channel 12, a distal end of the gas air inlet channel 12 extends into a middle of the base inner cavity 11, a top portion of the gas air inlet channel 12 is provided with a gas air inlet channel air outlet hole 121 and is communicated with the base inner cavity 11 through the gas air inlet channel air outlet hole 121, the thermocouple 6 and the ignition needle 7 are respectively arranged on two sides opposite to the gas air inlet channel air outlet hole 121. The top portion of the burner base 1 is provided with four top portion open lower air inlet channels 13 arranged uniformly, one end of the lower air inlet channel 13 is communicated with the outside, and the other end is communicated with the base inner cavity 11.

[0026] The burner air inlet cover 2 is arranged on the top portion of the burner base 1, the burner air inlet cover 2 is provided with an air inlet column 21 at the bottom portion corresponding to the gas air inlet channel air outlet hole 121, the air inlet column 21 is provided with an air inlet column through hole 211 penetrating through the burner air inlet cover 2, there is a gap between the air inlet column 21 and the gas air inlet channel air outlet hole 121, the bottom portion of the burner air inlet cover 2 is provided with a bottom portion open upper air inlet channel 22 corresponding to the lower air inlet channel 13, and the air inlet channel is completed through the upper air inlet channel 22 and the lower air inlet channel 13. The cooperation of the four upper air inlet channels 22 and the four lower air inlet channels 13 can improve the air inlet amount of the burner, and air can enter in all directions and uniformly, so that the gas and air are fully mixed in the base inner cavity 11, thereby realizing better combustion effect.

[0027] The burner air outlet cover 3 is arranged on the top portion of the burner air inlet cover 2. The burner air outlet cover 3 is provided with an air outlet cover inner cavity 35 at the bottom portion corresponding to the air inlet column 21, a middle air outlet hole 31 penetrating through a middle portion of a top portion of the air outlet cover inner cavity 35 is arranged, and an inner ring fire channel 33 is arranged on the top portion of the burner air outlet cover 3 around the middle air outlet hole 31. A plurality of air outlet cover fire channels 32 are arranged on the side of the air outlet cover inner cavity 35, an outer ring fire channel 5 is arranged on the top portion of the burner air outlet cover 3, and a side air outlet hole is arranged at a distal end of the air outlet cover air outlet channel 3 and is communicated with the outer ring fire channel 34 through the side air outlet hole. The air outlet cover inner cavity 35 can realize the purpose of fire separation.

[0028] An outer ring fire cover 5 is arranged on the top of the outer ring fire channel 34, and an outer ring fire cover fire outlet 51 is arranged on the outer side of the outer ring fire cover 5.

[0029] The above is only the preferred embodiment of the present application, and does not limit the patent range of the present application, and any equivalent structural transformation, direct or indirect application in other related technical fields, is also included in the patent protection range of the present application.

Claims

1. A burner characterized in that, It comprises a burner base, a burner air inlet cover and a burner air outlet cover; The inner side bottom of the burner base is provided with a base inner cavity, the side bottom of the burner base is provided with a gas air inlet channel, the end of the gas air inlet channel is provided with a gas air inlet channel air outlet hole and is communicated with the base inner cavity, and the top of the burner base is provided with a plurality of lower air inlet channels, one end of the lower air inlet channel is communicated with the outside, and the other end is communicated with the base inner cavity. The burner air inlet cover is arranged on the top of the burner base, the bottom of the burner air inlet cover is provided with an air inlet column corresponding to the gas air inlet channel air outlet hole, and the air inlet column is provided with an air inlet column through hole penetrating through the burner air inlet cover. The burner air outlet cover is arranged on the top of the burner air inlet cover, the bottom of the burner air outlet cover is provided with an air outlet cover inner cavity corresponding to the air inlet column, the middle of the top of the air outlet cover inner cavity is provided with a penetrating middle fire hole, a plurality of air outlet cover fire channels are arranged on the side of the air outlet cover inner cavity, an outer ring fire channel is arranged on the top of the burner air outlet cover, and the end of the air outlet cover air outlet channel is provided with a side fire hole and is communicated with the outer ring fire channel through the side fire hole.

2. The burner of claim 1, wherein It further comprises an outer ring fire cover, the outer ring fire cover is arranged on the top of the outer ring fire channel, and the outer side of the outer ring fire cover is provided with an outer ring fire cover fire hole.

3. The burner of claim 1, wherein It further comprises an inner fire cover, the top of the burner air outlet cover is provided with an inner ring fire channel around the middle fire hole, the inner fire cover is arranged on the inner ring fire channel, and the outer side of the inner fire cover is provided with an inner fire cover fire hole.

4. The burner of claim 1, wherein The top of the lower air inlet channel is open, the bottom of the burner air inlet cover is provided with an upper air inlet channel corresponding to the bottom opening of the lower air inlet channel, and the air inlet channel is completed through the upper air inlet channel and the lower air inlet channel.

5. The burner of claim 1, wherein It further comprises a thermocouple and an ignition needle, and the thermocouple and the ignition needle are connected and arranged on the inner side bottom of the base inner cavity.

Images