CN211600696U

CN211600696U - Anti-tar burner

Info

Publication number: CN211600696U
Application number: CN202020039196.6U
Authority: CN
Inventors: 汤效飞; 李永胜; 傅峣
Original assignee: Beijing Senlin Technology Co ltd
Current assignee: Beijing Senlin Technology Co ltd
Priority date: 2020-01-08
Filing date: 2020-01-08
Publication date: 2020-09-29
Anticipated expiration: 2030-01-08

Abstract

The utility model provides an anti-tar burner, which relates to the technical field of combustion devices, and comprises a burner body, an ignition device and an acid gas spray gun, wherein a combustion chamber is arranged in the burner body, the acid gas spray gun is screwed into the combustion chamber from one side and extends to a flue gas outlet of the burner body, and the acid gas spray gun sprays acid gas to the flue gas outlet; the burner body is simultaneously provided with a combustion-supporting fuel inlet and a combustion-supporting air inlet which are communicated with the combustion chamber; the ignition device ignites in the injection direction of the acid gas spray gun. The utility model discloses a single large radius acid gas spray gun, the medium velocity of flow is high in the rifle, changes and takes away tar, and tar is difficult to gather with shower nozzle department in the rifle, has prolonged the operating time of combustor, has also overcome the tar that traditional combustor produced simultaneously and has leaded to the defect of blockking up pipeline and shower nozzle easily.

Description

Anti-tar burner

Technical Field

The utility model belongs to the technical field of burner technique and specifically relates to an anti tar burner is related to.

Background

The WSA wet-process acid preparation method is also called a wet-process flue gas acid preparation method, and is a method for directly preparing sulfuric acid by using a wet contact method by using sulfur-containing acid gas as a raw material.

The acid gas spray gun is mainly used for uniformly spraying acid gas with certain impurities for combustion, cooling, humidification, mixing and the like in a WSA wet-process acid preparation method. The existing acid gas spray gun only considers the instantaneous circulation of acid gas, neglects the circulation characteristic of impurities in the acid gas, especially under the working condition of containing tar substances, namely the influence of the reduction of the circulation area of the acid gas and the increase of resistance on the whole system caused by tar formed after the deposition of the impurities is not considered, the existing acid gas spray gun is positioned around a fuel gas spray gun as shown in figure 1, therefore, when the existing acid gas spray gun conveys the acid gas, the tar causes the conveying resistance to be large, the yield and the quality of the acid are both adversely affected, and even the system stops production caused by the blockage of the tar spray gun.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an anti tar combustor to solve the combustor that exists among the prior art and adopt a plurality of sour gas spray gun to surround in the mode all around of fuel gas spray gun, the aperture of sour gas spray gun is less, and the tar of production leads to the technical problem who blocks up pipeline and shower nozzle easily.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a pair of anti tar combustor, including combustor body, ignition and acid gas spray gun, wherein:

the acid gas spray gun is screwed into the combustion chamber from one side and extends to a flue gas outlet of the combustor body, and the acid gas spray gun sprays acid gas to the direction of the flue gas outlet;

the burner body is simultaneously provided with a combustion-supporting fuel inlet and a combustion-supporting air inlet, and the combustion-supporting fuel inlet and the combustion-supporting air inlet are communicated with the combustion chamber to provide combustion-supporting fuel and combustion-supporting air for the direction of the flue gas outlet;

and the ignition device ignites in the injection direction of the acid gas spray gun.

Preferably, the ignition device and the acid gas spray gun extend in the same direction, and are also screwed in from one side of the combustion chamber and extend to the flue gas outlet of the burner body.

Preferably, the combustion supporting fuel inlet is located at the top of the burner body, and the combustion supporting air inlet is located at the side of the burner body.

Preferably, still include the air uniform distributor, the air uniform distributor is located in the combustion chamber, and surround in acid gas spray gun is all around.

Preferably, the combustion chamber further comprises a gas loop pipe, the gas loop pipe is located in the combustion chamber and communicated with the combustion-supporting fuel inlet, and the gas loop pipe sprays combustion-supporting fuel to the flue gas outlet.

Preferably, the gas ring pipe comprises at least one and surrounds the acid gas spray gun.

Preferably, the nozzle of the acid gas spray gun is provided with a flame stabilizing head, the flame stabilizing head is tightly attached to the inner wall of the nozzle, acid gas spray holes are formed in the positions, adjacent to the flame stabilizing head, of the side wall of the nozzle, and the acid gas spray holes are evenly distributed in the side wall.

Preferably, the flame holding head comprises a conical part and an arc-shaped convex part, the conical part is tightly attached to the inner wall of the nozzle, and the arc-shaped convex part is buckled on the conical part.

Preferably, a combustion-supporting air spray hole is simultaneously formed in the spray opening of the acid gas spray gun, and the spraying direction of the combustion-supporting air spray hole is perpendicular to that of the acid gas spray hole.

Preferably, the acid gas burner further comprises a valve, wherein the valve is installed on the burner body screwed into the acid gas spray gun.

The utility model provides an anti tar burner has following technological effect:

this kind of anti tar combustor mainly includes the combustor body, ignition and acid gas spray gun, compares with the traditional combustor that has a plurality of small radius acid gas spray guns, the utility model discloses then adopt one with the large radius acid gas spray gun, combustion-supporting fuel and combustion-supporting wind encircle around in the acid gas spray gun, combine with the acid gas of injection, burn under ignition of ignition, adopt single large radius acid gas spray gun, the medium flow rate is high in the rifle, change and take away tar, tar is difficult to be in the rifle with shower nozzle department accumulation, has prolonged the operating time of combustor, the tar that has also overcome traditional combustor production simultaneously leads to the defect of blockking up pipeline and shower nozzle easily.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of a prior art burner arrangement;

FIG. 2 is a schematic structural diagram of an embodiment of the anti-tar burner provided by the present invention;

FIG. 3 is an enlarged schematic view of FIG. 2 at tar resistant burner A;

FIG. 4 is a side view of the tar resistant burner of FIG. 2.

Wherein, fig. 2-4:

100. a burner body; 101. a combustion chamber; 102. a flue gas outlet; 103. a combustion-supporting fuel inlet; 104. a combustion-supporting air inlet; 105. an air uniform distributor; 106. a gas ring pipe; 107. a valve;

200. an ignition device;

300. an acid gas spray gun; 301. a spout; 302. a flame stabilizing head; 3021. a conical section; 3022. an arc-shaped convex part; 303. spraying a hole by acid gas; 304. and (4) spraying holes by combustion-supporting air.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 2-4, fig. 2 is a schematic structural diagram of an embodiment of the tar resistant burner provided by the present invention, fig. 3 is an enlarged structural schematic diagram of the tar resistant burner a in fig. 2, and fig. 4 is a side view of the tar resistant burner in fig. 2.

The tar resistant burner provided in this embodiment, as shown in fig. 2 to 4, includes a burner body 100, an ignition device 200, and a sour gas torch 300.

The burner body 100 has a combustion chamber 101 therein to provide a space for combustion of the acid gas.

The ignition device 200, i.e., a burning torch, provides a source of fire for the combustion chamber 101.

The acid gas lance 300 supplies acid gas to the combustion chamber 101.

The specific installation method of the burner body 100, the ignition device 200 and the acid gas spray gun 300 is as follows: the inside of the burner body 100 is provided with a combustion chamber 101, the burner body 100 is simultaneously provided with a combustion-supporting fuel inlet 103 and a combustion-supporting air inlet 104, the combustion-supporting fuel inlet 103 and the combustion-supporting air inlet 104 are both communicated with the combustion chamber 101, and combustion-supporting fuel and combustion-supporting air are provided for the direction of the flue gas outlet 102 through the combustion-supporting fuel inlet 103 and the combustion-supporting air inlet 104, so that the combustion of acid gas is realized.

As shown in fig. 2, the acid gas lance 300 is screwed into the combustion chamber 101 from one side and extends to the flue gas outlet 102 of the burner body 100, the acid gas lance 300 injects the acid gas in the direction of the flue gas outlet 102, and the ignition device 200 is screwed into the combustion chamber 101 from one side and extends to the flue gas outlet 102 of the burner body 100 in the same direction as the extension direction of the acid gas lance 300, and the ignition device 200 ignites in the injection direction of the acid gas lance 300.

Compare with the traditional combustor that has a plurality of small radius acid gas spray guns 300, the utility model discloses then adopt one with large radius acid gas spray gun 300, combustion-supporting fuel and combustion-supporting wind encircle around acid gas spray gun 300, combine with the acid gas of injection, burn under ignition of ignition device 200, adopt single large radius acid gas spray gun 300, the medium flow velocity is high in the rifle, change and take away tar, tar is difficult to gather with shower nozzle department in the rifle, the operating time of combustor has been prolonged, the tar that has also overcome traditional combustor simultaneously produces leads to the defect of jam pipeline and shower nozzle easily.

In a further scheme, as shown in fig. 2 and 4, a combustion-supporting fuel inlet 103 is located at the top of the burner body 100, combustion-supporting fuel is provided for the combustion chamber 101 through the combustion-supporting fuel inlet 103, a combustion-supporting air inlet 104 is located at the side of the burner body 100, and combustion-supporting air is provided for the combustion chamber 101 through the combustion-supporting air inlet 104.

Specifically, in order to uniformly distribute the combustion air introduced through the combustion air inlet 104, that is, the introduced air is uniformly distributed, the acid gas burner further includes an air distributor 105, as shown in fig. 2, the air distributor 105 is located in the combustion chamber 101 and surrounds the acid gas lance 300, and the air distributor 105 can uniformly distribute the air introduced from the combustion air inlet 104 in the combustion chamber 101, so that the acid gas is combusted more fully.

In a further scheme, in order to provide combustion-supporting fuel for the acid gas and make the acid gas burn more fully, the acid gas.

Specifically, the gas ring pipes 106 include at least one, for example, two, three, or four gas ring pipes 106, and are arranged around the acid gas injection lance 300 in an array, as shown in fig. 4, and include six gas ring pipes 106 uniformly arranged around the acid gas injection lance 300.

In a further scheme, in order to stabilize the flame intensity at the nozzle 301 of the acid gas spray gun 300, a flame holding head 302 is installed at the nozzle 301 of the acid gas spray gun 300, the flame holding head 302 is tightly attached to the inner wall of the nozzle 301, acid gas spray holes 303 are arranged on the side wall of the nozzle 301 at positions adjacent to the flame holding head 302, the acid gas spray holes 303 are uniformly arranged on the side wall, as shown in fig. 2, acid gas can be sprayed from the acid gas spray holes 303 to the combustion chamber 101,

the utility model discloses a flame holder 302 is as the high temperature heat source, and it is toasted the back by high temperature, and the temperature is higher than the ignition point of acid gas and combustion-supporting gas, can continuously ignite acid gas and combustion-supporting gas.

In order to make the acid gas more fully burn, a combustion-supporting air injection hole 304 is simultaneously arranged at the nozzle 301 of the acid gas spray gun 300, as shown in fig. 3, the injection direction of the combustion-supporting air injection hole 304 is perpendicular to the injection direction of the acid gas injection hole 303, and the combustion-supporting air is combustion-supporting of the acid gas.

Specifically, the flame holding head 302 includes a conical portion 3021 and an arc-shaped protrusion 3022, as shown in fig. 3, the conical portion 3021 is tightly attached to the inner wall of the nozzle 301, the conical portion extends into the inner cavity of the acid gas spray gun 300, and the arc-shaped protrusion 3022 is fastened to the conical portion 3021.

The conical part 3021 of the flame holding head 302 is positioned inside the acid gas spray gun 300, so that the acid gas can be guided, i.e., the acid gas flows to the acid gas spray holes 303 along the side wall of the conical part 3021, and is intensively sprayed from the acid gas spray holes 303, so that the spray velocity of the acid gas is increased, and the formed tar is easier to be carried away.

The arc-shaped convex part 3022 of the flame holder 302 is located outside the acid gas spray gun 300, as shown in fig. 3, the arc-shaped convex part makes it easier for the acid gas and the combustion-supporting fuel to flow back, for example, most of the acid gas and the combustion-supporting fuel flow towards the flue gas outlet 102, and a small part of the acid gas and the combustion-supporting fuel are influenced by the arc-shaped convex part to flow back, and are ignited when encountering the high-temperature flame holder 302, so as to achieve the purpose of continuous ignition.

In a further embodiment, the gas burner further comprises a valve 107, and the valve 107 is mounted on the burner body 100 at a position screwed into the acid gas spray gun 300.

Because tar exists in the acid gas in a large amount, the problem of blockage is inevitable, and when the tar amount in the acid gas spray gun 300 is large, the gas inside the combustion chamber 101 can be prevented from flowing backwards by closing the valve 107, so that the acid gas spray gun 300 can be replaced on line, the device does not need to be stopped, the acid gas spray gun can be disassembled, assembled and cleaned, and a large amount of time is saved.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A tar resistant burner comprising a burner body (100), an ignition device (200), and a sour gas torch (300), wherein:

the combustor body (100) is internally provided with a combustion chamber (101), the acid gas spray gun (300) is screwed into the combustion chamber (101) from one side and extends to a flue gas outlet (102) of the combustor body (100), and the acid gas spray gun (300) sprays acid gas to the direction of the flue gas outlet (102);

the combustor body (100) is simultaneously provided with a combustion-supporting fuel inlet (103) and a combustion-supporting air inlet (104), and both the combustion-supporting fuel inlet (103) and the combustion-supporting air inlet (104) are communicated with the combustion chamber (101);

the ignition device (200) ignites in the injection direction of the acid gas spray gun (300).

2. The tar resistant burner according to claim 1, characterized in that the ignition device (200) extends in the same direction as the acid gas lance (300), and is also screwed in from one side of the combustion chamber (101) to the flue gas outlet (102) of the burner body (100).

3. The tar resistant burner according to claim 1, characterized in that the combustion supporting fuel inlet (103) is located at the top of the burner body (100) and the combustion supporting air inlet (104) is located at the side of the burner body (100).

4. The tar resistant combustor as claimed in claim 3, further comprising an air distributor (105), the air distributor (105) being located within the combustion chamber (101) and surrounding the acid gas lance (300).

5. The tar-resistant burner according to claim 3, further comprising a gas loop (106), the gas loop (106) being located inside the combustion chamber (101) and being in simultaneous communication with the combustion fuel inlet (103), the gas loop (106) injecting combustion fuel towards the flue gas outlet (102).

6. The tar resistant burner of claim 5, wherein the gas bustle pipe (106) comprises at least one pipe and surrounds the acid gas lance (300).

7. The tar resistant burner as claimed in claim 5, wherein a flame holding head (302) is installed at a nozzle (301) of the acid gas spray gun (300), the flame holding head (302) is tightly attached to the inner wall of the nozzle (301), acid gas spray holes (303) are arranged at positions adjacent to the flame holding head (302) on the side wall of the nozzle (301), and the acid gas spray holes (303) are uniformly arranged on the side wall.

8. The tar resistant burner as claimed in claim 7, characterized in that the flame holding head (302) comprises a conical portion (3021) and an arc-shaped protrusion (3022), the conical portion (3021) clings to the inner wall of the nozzle (301), and the arc-shaped protrusion (3022) is buckled on the conical portion (3021).

9. The anti-tar burner according to claim 7, characterized in that a combustion air jet hole (304) is simultaneously arranged at the nozzle (301) of the acid gas spray gun (300), and the jet direction of the combustion air jet hole (304) is perpendicular to the jet direction of the acid gas jet hole (303).

10. The tar resistant burner of any of claims 1-9, further comprising a valve (107), wherein the valve (107) is mounted to the burner body (100) at a location that is screwed into the acid gas lance (300).