CN213178329U - Solid waste incineration biogas burner - Google Patents
Solid waste incineration biogas burner Download PDFInfo
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- CN213178329U CN213178329U CN202021982979.4U CN202021982979U CN213178329U CN 213178329 U CN213178329 U CN 213178329U CN 202021982979 U CN202021982979 U CN 202021982979U CN 213178329 U CN213178329 U CN 213178329U
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Abstract
A solid waste incineration biogas burner relates to a burner, which comprises a shell, flue bricks, an air chamber and an air collecting chamber, wherein the flue bricks connected through flanges are arranged outside one side of the shell, an inner cylinder is arranged in the shell, the inner cylinder divides the shell into an outer gas collection chamber and an inner air cavity, a methane inlet and an air door butterfly valve are respectively arranged on the outer wall of the shell, the upper diagonal line and the lower diagonal line between the shell and the left end of the inner cylinder body are respectively fixedly provided with an inclined static mixer, the static mixers respectively comprise a spray orifice plate and an auxiliary orifice plate, two ends of the spray orifice plate are respectively fixed with the shell and the inner cylinder body, auxiliary orifice plates fixed with the orifice plates are arranged at the upper corner and the lower corner of the left end of the inner cylinder body, a plurality of rows and a plurality of columns of vent holes are arranged on the orifice plates, three auxiliary orifice plates are uniformly arranged along the length direction of the orifice plates at intervals, and a plurality of air holes are horizontally arranged on the three auxiliary orifice plates at intervals; the utility model discloses effectively avoid the emergence of tempering phenomenon, keep the stability of flame rigidity and interior flow field of stove again simultaneously.
Description
Technical Field
The utility model relates to a combustor especially relates to a solid useless marsh gas burner that burns.
Background
The known waste incineration power generation technology is a main way for realizing waste recycling at present, and can utilize heat generated by waste incineration to generate power so as to realize the recycling and utilization of waste as a renewable resource. A large amount of leachate is separated out when the garbage is stored in the garbage pool, and a large amount of biogas can be generated through an anaerobic reactor of the treatment station, so that the garbage is a high-quality clean fuel. At present, the biogas treatment of the garbage incinerator usually uses a treatment method of returning biogas to the incinerator for combustion, the treatment method is to send biogas generated in the leachate anaerobic treatment process into the incinerator for combustion through a biogas burner, and the energy of the biogas enters the whole system as extra energy to realize the recycling of resources. The main components of the biogas are methane and carbon dioxide, the methane is a combustible gas with very low flame propagation speed, the carbon dioxide is an inert gas, and the methane and the carbon dioxide are mixed together to ensure that the flame propagation speed of the biogas is lower, the biogas is not easy to stabilize during combustion, flame separation or fire release often occurs, and the thermal efficiency is low.
Disclosure of Invention
In order to overcome the defects in the background technology, the utility model discloses a solid waste incineration biogas burner.
In order to realize the purpose, the utility model adopts the following technical scheme:
the utility model provides a solid waste burns marsh gas combustor, which comprises a housin, the flame path brick, wind chamber and air collecting chamber, one side outside of casing is equipped with the flame path brick through flange joint, be equipped with interior barrel in the casing, interior barrel separates the casing into outer collection chamber and inlayer wind chamber, be equipped with marsh gas entry and air door butterfly valve on the casing outer wall respectively, it has the static mixer to fix the slope all at upper portion diagonal and lower part diagonal department between casing and the interior barrel left end, the static mixer all includes orifice plate and assistance orifice plate, the both ends of orifice plate are fixed with the casing respectively, interior barrel is fixed, all be equipped with the assistance orifice plate of fixing with the orifice plate in upper corner of barrel left end and lower corner department, be equipped with multirow multiseriate air vent on the orifice plate, assist the orifice plate evenly be provided with three along the length direction interval of orifice plate, horizontal interval is equipped with a plurality of gas pockets on three.
The air holes on the orifice plate are respectively communicated with the air collection chamber, and the air holes on the auxiliary orifice plate are respectively communicated with the air cavity.
The solid waste incineration biogas burner is characterized in that two eyepieces are arranged on the right end face of the shell at intervals.
The solid waste incineration biogas burner is characterized in that a plurality of rows and a plurality of columns of vent holes on the orifice plate are arranged in a vertically staggered manner.
The solid waste incineration biogas burner is characterized in that an installation flange fixed through a plurality of pins is arranged outside a flame path brick, and the installation flange is connected with a flange arranged on a shell through bolts.
Since the technical scheme is used, the utility model discloses following beneficial effect has:
the utility model discloses a solid useless incineration marsh gas combustor, through set up interior barrel in the casing, interior barrel separates the casing into collection chamber and wind chamber, marsh gas that introduces from the marsh gas entry gets into collection chamber and from orifice plate blowout, the air that introduces through the air door butterfly valve gets into the wind chamber, the air that comes out from the wind chamber is drawn into and assists orifice plate department to mix from orifice plate blowout marsh gas, mix, the process of catching fire is accomplished in this finite space with the air that enters from assisting the orifice plate to marsh gas from orifice plate blowout, the air current after catching fire rises the volume expansion on the one hand, on the other hand density reduces and buoyancy increases, the factor in two aspects makes marsh gas flow velocity increase, strengthen the entrainment and mix to the air, the empty mixing of burning strengthens greatly, form a stable flame structure shape; the utility model discloses effectively avoid the emergence of tempering phenomenon, keep the stability of flame rigidity and interior flow field of stove again simultaneously.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a right side view of the present invention;
fig. 3 is a left side view of the present invention;
in the figure: 1. installing a flange; 2. a pin; 3. a housing; 4. a wind cavity; 5. a damper butterfly valve; 6. a biogas inlet; 7. an inner cylinder; 8. a gas collection chamber; 9. a flange; 10. a static mixer; 11. a flame path brick; 12. an ocular lens; 13. a spray orifice plate; 14. and (5) auxiliary hole plates.
Detailed Description
The invention will be explained in more detail by the following examples, which disclose the invention and are intended to protect all technical improvements within the scope of the invention.
The solid waste incineration biogas burner described in connection with the attached figures 1-3 comprises a shell 3, flue bricks 11, an air chamber 4 and an air collecting chamber 8, wherein the flue bricks 11 connected through a flange 9 are arranged outside one side of the shell 3, an inner cylinder 7 is arranged in the shell 3, the shell 3 is divided into the outer air collecting chamber 8 and the inner air chamber 4 by the inner cylinder 7, a biogas inlet 6 and an air door butterfly valve 5 are respectively arranged on the outer wall of the shell 3, a static mixer 10 is fixedly inclined at the upper diagonal and the lower diagonal between the shell 3 and the left end of the inner cylinder 7, each static mixer 10 comprises a jet orifice plate 13 and an auxiliary orifice plate 14, two ends of the jet orifice plate 13 are respectively fixed with the shell 3 and the inner cylinder 7, auxiliary orifice plates 14 fixed with the jet orifice plate 13 are respectively arranged at the upper corner and the lower corner of the left end of the inner cylinder 7, a plurality of rows and a plurality of columns of vent holes are arranged on the jet orifice plate 13, three auxiliary orifice plates 14, a plurality of air holes are horizontally arranged on the three auxiliary pore plates 14 at intervals.
The vent holes on the jet orifice plate 13 are respectively communicated with the gas collection chamber 8, and the vent holes on the auxiliary orifice plate 14 are respectively communicated with the air cavity 4.
The solid waste incineration biogas burner is characterized in that two sight glasses 12 are arranged on the right end face of the shell 3 at intervals.
In the solid waste incineration biogas burner, a plurality of rows and a plurality of columns of vent holes on the orifice plate 13 are arranged in a vertically staggered manner.
The solid waste incineration biogas burner is characterized in that an installation flange 1 fixed through a plurality of pins 2 is arranged outside a flame path brick 11, and the installation flange 1 is connected with a flange 9 arranged on a shell 3 through bolts.
Implement solid useless incineration biogas combustor, when using, casing 3 adopts the carbon steel material, adopts inside amortization, heat preservation, controls combustor wall temperature and is less than 70 ℃, and the simultaneous control combustor is when 100% load operation, combustor running noise is less than or equal to 80dB (A) @1 m. The inner cylinder 7 divides the shell 3 into an air collection chamber 8 and an air chamber 4, methane introduced from a methane inlet 6 enters the air collection chamber 8 and is sprayed out from a spray orifice plate 13, air introduced through an air door butterfly valve 5 enters the air chamber 4, the methane sprayed out from the spray orifice plate 13 rolls the air out of the air chamber 4 into an auxiliary orifice plate 14 to be mixed, the methane and the air are mixed and ignited in a limited space, on one hand, the temperature of the ignited air flow is increased, the volume is expanded, on the other hand, the density is reduced, the buoyancy is increased, the flow speed of the methane is increased due to two factors, the entrainment and mixing of the air are enhanced, the air-fuel mixing is greatly enhanced, and a stable flame structure shape is formed; the air cavity 4 is arranged, the air distribution quantity is adjusted according to the combustion load proportion through the air door butterfly valve 5, self-absorption introduced combustion-supporting air is guided to the auxiliary orifice plate 14 from one path of the air door butterfly valve 5, air holes are uniformly distributed on the auxiliary orifice plate 14, and the fuel-air matching can be enhanced to form a proper fuel-air mixing ratio so as to improve the combustion quality; the flame path brick adopts a horn mouth structure, the area of a flame path air port is large, but the length of the flame path is short, so that the air flow rate can be effectively reduced, the mixing process of methane and combustion air in a combustor is prolonged, the air inlet speed is reduced, the combustion process can be correspondingly delayed, meanwhile, the flame rigidity and the stability of a flow field in a furnace are kept, the flame combustion is stabilized, the backfire and fire dropping are prevented, and a circle of pins 2 are arranged for facilitating installation and are used for fixing the flame path brick 11 on the installation flange 1. The eyepiece 12 is configured, adopts a borosilicate glass sleeve type structure, is used for observing the flame combustion condition during field operation, is convenient for adjusting the fuel gas supply quantity and the air distribution supply quantity according to the fire state, and can be used as an ignition channel when being rotated and opened.
The part of the utility model not detailed is prior art.
The embodiments selected for the purpose of disclosing the invention, are presently considered to be suitable, it being understood, however, that the invention is intended to cover all variations and modifications of the embodiments, which fall within the scope of the concept and the utility model.
Claims (5)
1. Solid useless incineration biogas combustor, including casing, flame path brick, wind chamber and gas collection chamber, characterized by: the utility model discloses a gas-liquid separator, including casing, gas inlet, air door butterfly valve, the casing is equipped with the flame path brick through flange joint in one side outside of casing, be equipped with interior barrel in the casing, interior barrel separates the casing for outer collection chamber and inlayer wind chamber, be equipped with marsh gas entry and air door butterfly valve on the casing outer wall respectively, it has the static mixer all to fix the slope in upper portion diagonal and lower part diagonal between casing and interior barrel left end, the static mixer all includes jet orifice plate and assistance orifice plate, the both ends of jet orifice plate respectively with the casing, interior barrel is fixed, all be equipped with the assistance orifice plate of fixing with the jet orifice plate in upper corner of barrel left end and lower corner department, be equipped with multirow multiseriate air vent on the jet orifice plate, it is provided with three along the even length direction interval of jet orifice plate.
2. The solid waste incineration biogas burner as recited in claim 1, characterized in that: the air holes on the orifice plate are respectively communicated with the air collection chamber, and the air holes on the auxiliary orifice plate are respectively communicated with the air cavity.
3. The solid waste incineration biogas burner as recited in claim 1, characterized in that: two eyepieces are arranged on the right end face of the shell at intervals.
4. The solid waste incineration biogas burner as recited in claim 1, characterized in that: the multiple rows and multiple columns of vent holes on the spray hole plate are arranged in a vertically staggered manner.
5. The solid waste incineration biogas burner as recited in claim 1, characterized in that: and the mounting flange is fixed by a plurality of pins and is connected with the flange arranged on the shell through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021982979.4U CN213178329U (en) | 2020-09-11 | 2020-09-11 | Solid waste incineration biogas burner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021982979.4U CN213178329U (en) | 2020-09-11 | 2020-09-11 | Solid waste incineration biogas burner |
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| Publication Number | Publication Date |
|---|---|
| CN213178329U true CN213178329U (en) | 2021-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021982979.4U Active CN213178329U (en) | 2020-09-11 | 2020-09-11 | Solid waste incineration biogas burner |
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| CN (1) | CN213178329U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114542247A (en) * | 2022-01-18 | 2022-05-27 | 潍柴动力股份有限公司 | SCR system and engine |
-
2020
- 2020-09-11 CN CN202021982979.4U patent/CN213178329U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114542247A (en) * | 2022-01-18 | 2022-05-27 | 潍柴动力股份有限公司 | SCR system and engine |
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