CN214307108U

CN214307108U - Multi-head combustor

Info

Publication number: CN214307108U
Application number: CN202023349426.8U
Authority: CN
Inventors: 李小春
Original assignee: Foshan City Shunde District Yihewei Metal Products Co ltd
Current assignee: Foshan City Shunde District Yihewei Metal Products Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-09-28
Anticipated expiration: 2030-12-31

Abstract

The utility model relates to a multi-head combustor, including dividing the fire seat, divide the fire seat including epitheca and the inferior valve that from top to bottom sets up, form a plurality of branch fire passageway between epitheca and the inferior valve, the epitheca is equipped with the outer gas outlet portion of a plurality of that corresponds one by one with dividing the fire passageway, the cross sectional area of branch fire passageway is by the inlet end to giving vent to anger the end and increase progressively, mist is after getting into branch fire passageway, because the cross sectional area of branch fire passageway increases gradually, consequently, mist's diffusion velocity can reduce, the mixing time of mist in dividing the fire passageway has been increased, thereby improve whole combustion effect, make the efficiency of product higher.

Description

Multi-head combustor

Technical Field

The utility model relates to a furnace end device's technical field, concretely relates to multi-head combustor.

Background

The multi-head burner comprises a plurality of air outlet parts, so that the furnace end generates the effect of burning a plurality of flames, the air outlet parts are connected with the air inlet pipe through fire distribution channels, the existing multi-head burner is not reasonable in fire distribution channel structure, the time for mixing gas and air easily is short, and the defect of poor burning effect is caused.

Therefore, further improvements are needed.

SUMMERY OF THE UTILITY MODEL

An object of the present invention is to overcome the disadvantages of the prior art, and to provide a multi-head burner, which is intended to solve at least one of the above technical problems in the prior art to a certain extent.

The purpose of the utility model is realized like this:

the utility model provides a bull combustor, is including dividing the fire seat, divides the fire seat including epitheca and the inferior valve that from top to bottom sets up, forms a plurality of between epitheca and the inferior valve and divides the fire passageway, and the epitheca is equipped with and divides the outer portion of giving vent to anger of a plurality of that the fire passageway corresponds one by one, and the cross sectional area who divides the fire passageway is held gradually increasing by the inlet end to giving vent to anger.

The width and/or height of the fire dividing channel increases from the air inlet end to the air outlet end.

The bottom of epitheca is equipped with the seal groove, and the upper end of inferior valve is equipped with the sealed chimb that corresponds with the seal groove.

The bottom of epitheca is equipped with a plurality of and rivets the post, is equipped with the riveting hole that corresponds with the riveting post on the inferior valve.

The fire distribution channels are mutually distributed on the fire distribution seat in a radial shape, and a buffering arc surface is formed between every two adjacent fire distribution channels.

The central position of the fire dividing seat is provided with a central air outlet channel, and the air outlet parts are uniformly arranged into a circular shape by taking the central air outlet channel as the center.

The upper shell is provided with a reinforcing frame which is radial from the center to the periphery at a position corresponding to the central air outlet channel, and the lower shell is provided with a reinforcing convex rib at a position corresponding to the outer side of the bottom of the fire distribution channel.

And the fire distribution seat is provided with an assembling through hole for installing an igniter and/or a thermocouple.

The assembly through hole is arranged on the outer side position corresponding to the central air outlet channel between the two adjacent fire distribution channels, the upper end of the central air outlet channel is provided with a central fire cover, and the position of the central fire cover corresponding to the assembly hole is provided with a fire outlet part protruding towards the outer side direction.

And a fool-proof structure for aligning the fire outlet part with the assembly hole is arranged between the central air outlet channel and the central fire cover.

The utility model has the advantages that:

after the mixed gas enters the fire distribution channel, the cross-sectional area of the fire distribution channel is gradually increased, so that the diffusion speed of the mixed gas is reduced, the mixing time of the mixed gas in the fire distribution channel is prolonged, the overall combustion effect is improved, and the energy efficiency of a product is higher.

Additional aspects and advantages of the invention will be set forth in part in the description which follows, or may be learned by practice of the invention.

Drawings

Fig. 1 is a first cross-sectional view of an embodiment of the present invention.

Fig. 2 is a second cross-sectional view of the embodiment of the present invention.

Fig. 3 is an exploded view of the embodiment of the present invention.

Fig. 4 is an exploded view of the second embodiment of the present invention.

Detailed Description

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

Referring to fig. 1-4, this multi-head burner, including dividing fire seat 1, divide fire seat 1 including epitheca 11 and inferior valve 12 that from top to bottom set up, form a plurality of branch fire passageway 2 between epitheca 11 and the inferior valve 12, epitheca 11 is equipped with a plurality of that corresponds one by one with branch fire passageway 2 and goes out gas portion 111, the cross sectional area of branch fire passageway 2 is by the inlet end to giving vent to anger the end and increase progressively, the mist is after getting into branch fire passageway 2, because the cross sectional area of branch fire passageway 2 increases gradually, therefore the diffusion velocity of mist can reduce, the mixing time of mist in branch fire passageway 2 has been increased, thereby improve whole combustion effect, the efficiency of messenger's product is higher.

Further, the width and/or height of the fire dividing channel 2 increase progressively from the air inlet end to the air outlet end, in this embodiment, preferably, the width and height of the fire dividing channel 2 both increase progressively from the air inlet end to the air outlet end, so that the effect of increasing progressively the cross-sectional area of the fire dividing channel 2 from the air inlet end to the air outlet end is more obvious.

Further, the bottom of the upper shell 11 is provided with a sealing groove 112, and the upper end of the lower shell 12 is provided with a sealing flange 121 corresponding to the sealing groove 112, so that the connection sealing property between the upper shell 11 and the lower shell 12 can be improved, and preferably, a sealant can be further added between the sealing groove 112 and the sealing flange 121 to further enhance the sealing property.

Furthermore, the bottom of the upper shell 11 is provided with a plurality of riveting columns 113, and after the upper shell 11 is connected with the lower shell 12, the riveting holes 122 corresponding to the riveting columns 113 are formed in the lower shell 12, the riveting columns 113 can be punched by using a punching device, so that the riveting columns 113 and the riveting holes 122 are riveted quickly, the upper shell 11 and the lower shell 12 do not need to be connected and fixed by using a screw device, and the production efficiency is improved.

Further, divide fiery passageway 2 to be each other and radiate shape evenly distributed on dividing fiery seat 1, make the length of dividing fiery passageway 2 can design longer relatively, be favorable to increasing gas mixing time, form buffering cambered surface 21 between the adjacent branch fiery passageway 2, play the cushioning effect to gas, make it can get into in dividing fiery passageway 2 more smoothly, guarantee the gas flow in the branch fiery passageway 2.

Further, a central air outlet channel 13 is arranged at the central position of the fire dividing seat 1, and the outer air outlet parts 111 are uniformly arranged in a circumferential shape by taking the central air outlet channel 13 as the center.

Further, be equipped with on the position that upper shell 11 corresponds central air outlet channel 13 and be by center to radial reinforcing frame 114 all around, improve upper shell 11's structural strength, be equipped with on the bottom outside position that inferior valve 12 corresponds branch fire passageway 12 and strengthen protruding muscle 123, improve inferior valve 12's structural strength, make the holistic structural strength of product better.

Further, the fire-distributing base 1 is provided with a through-hole 14 for installing an igniter (not shown) and/or a thermocouple (not shown), so that the igniter or the thermocouple can be conveniently installed on the through-hole.

Further, the assembly through hole 14 is arranged on the outer side position corresponding to the central air outlet channel 13 between the two adjacent fire distribution channels 2, so that the influence of the assembly through hole 14 on the structure of the fire distribution channels 2 can be avoided, the central fire cover 3 is arranged at the upper end of the central air outlet channel 13, and the fire outlet part 31 protruding towards the outer side direction is arranged on the position, corresponding to the assembly hole, of the central fire cover 3, so that the igniter and the thermocouple can work normally.

Furthermore, a fool-proof structure 32 for aligning the fire outlet part 31 with the assembly hole is arranged between the central air outlet channel 13 and the central fire cover 3, so that the installation precision of the central fire cover 3 is improved.

The above embodiments are merely preferred embodiments of the present invention, and other embodiments are also possible. Equivalent modifications or substitutions may be made by those skilled in the art without departing from the spirit of the invention, and such equivalent modifications or substitutions are intended to be included within the scope of the claims set forth herein.

Claims

1. The utility model provides a multi-head combustor, is including dividing fire seat (1), divide fire seat (1) including epitheca (11) and inferior valve (12) that from top to bottom set up, form a plurality of branch fire passageway (2) between epitheca (11) and inferior valve (12), epitheca (11) are equipped with a plurality of that correspond one by one with branch fire passageway (2) and go out gas portion (111), its characterized in that, the cross sectional area who divides fire passageway (2) is held to giving vent to anger by the inlet end and is increased progressively.

2. The multi-head burner of claim 1, wherein: the width and/or height of the fire dividing channel (2) increases from the air inlet end to the air outlet end.

3. The multi-head burner of claim 1, wherein: the bottom of epitheca (11) is equipped with seal groove (112), the upper end of inferior valve (12) is equipped with sealed chimb (121) that corresponds with seal groove (112).

4. The multi-head burner of claim 1, wherein: the bottom of the upper shell (11) is provided with a plurality of riveting columns (113), and the lower shell (12) is provided with riveting holes (122) corresponding to the riveting columns (113).

5. The multi-head burner of claim 1, wherein: the fire distribution channels (2) are mutually and uniformly distributed on the fire distribution base (1) in a radial shape, and a buffer cambered surface (21) is formed between the adjacent fire distribution channels (2).

6. The multi-head burner according to any one of claims 1 to 5, wherein: the central position of dividing fire seat (1) is equipped with central air outlet channel (13), outer portion of giving vent to anger (111) use central air outlet channel (13) as the even circumference shape of arranging of center.

7. The multi-headed burner of claim 6, wherein: the upper shell (11) is provided with a reinforcing frame (114) which is radial from the center to the periphery at a position corresponding to the central air outlet channel (13), and the lower shell (12) is provided with a reinforcing convex rib (123) at a position corresponding to the outer side of the bottom of the fire distribution channel (2).

8. The multi-headed burner of claim 6, wherein: the fire distribution base (1) is provided with an assembly through hole (14) for installing an igniter and/or a thermocouple.

9. The multi-headed burner of claim 8, wherein: the assembly through hole (14) is arranged on the outer side position of the corresponding central air outlet channel (13) between the two adjacent fire distribution channels (2), the central fire cover (3) is arranged at the upper end of the central air outlet channel (13), and the fire outlet part (31) protruding towards the outer side direction is arranged on the position, corresponding to the assembly hole, of the central fire cover (3).

10. The multi-headed burner of claim 9, wherein: a fool-proof structure (32) used for enabling the fire outlet part (31) to align to the position of the assembling hole is arranged between the central air outlet channel (13) and the central fire cover (3).