CN102454999B - Air distribution device and ignition device of oil gun - Google Patents
Air distribution device and ignition device of oil gun Download PDFInfo
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- CN102454999B CN102454999B CN2010105297162A CN201010529716A CN102454999B CN 102454999 B CN102454999 B CN 102454999B CN 2010105297162 A CN2010105297162 A CN 2010105297162A CN 201010529716 A CN201010529716 A CN 201010529716A CN 102454999 B CN102454999 B CN 102454999B
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- air distribution
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- bowl
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- 230000008020 evaporation Effects 0.000 claims abstract description 6
- 238000001704 evaporation Methods 0.000 claims abstract description 6
- 239000003595 mist Substances 0.000 claims abstract description 6
- 238000002309 gasification Methods 0.000 claims abstract description 5
- 239000004519 grease Substances 0.000 claims description 24
- 238000007789 sealing Methods 0.000 claims description 3
- 238000010304 firing Methods 0.000 claims description 2
- 239000003921 oil Substances 0.000 abstract description 62
- 239000000295 fuel oil Substances 0.000 abstract description 8
- 238000004939 coking Methods 0.000 abstract description 4
- 230000006641 stabilisation Effects 0.000 abstract description 4
- 238000011105 stabilization Methods 0.000 abstract description 4
- 239000000779 smoke Substances 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 10
- 238000000889 atomisation Methods 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 238000002485 combustion reaction Methods 0.000 description 3
- 230000003134 recirculating effect Effects 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000000153 supplemental effect Effects 0.000 description 1
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Abstract
The invention relates to an air distribution device of an oil gun, comprising an air inlet barrel (5), an air distribution wheel (6), an air distribution bowl (7), a split-flow barrel (8) and an air distribution barrel (9). Blades of the air distribution wheel are inclined to the same direction, a backflow area is generated in front of an oil gun (2) by a swirl wind generated by the blades of the air distribution wheel to ensure the stabilization of the oil flame without flame lifting; the air distribution bowl is provided with two circles of small holes to supply air in a classified jet flow way; the burnt gas is separated by the split-flow barrel, about 5% high temperature gas flows back to an oil mist area in front of the oil gun to accelerate the evaporation and gasification of oil drops; the necking part of the air distribution barrel is provided with two circles of air inlet grooves in a staggered way, the supplied cold air can prevent the high-temperature burning damage to a flame outlet part of the air distribution device and also can blow the reduced oil adhered on the wall to a central flame area to burn out and prevent the coking of asphaltene in the fuel oil. The invention also relates to an ignition device of the oil gun, comprising the air distribution device of the oil gun. In the air distribution device and the ignition device, under the working conditions of 0.8-1.3MPa of oil pressure of and 3000Pa -5000Pa of air pressure, the fuel oil is completely burnt with no oil dropping and no black smoke.
Description
Technical field
The present invention relates to a kind of oil gun air register and grease gun igniting equipment.
Background technology
Along with China's economic development, energy demand strengthens, and shortage of fuel oil becomes the large problem that affects national economy.State's Internal-combustion engine using coal group starts combustion-supporting plasma non-oil ignition and two kinds of fuel-saving techniques of few-oil ignition of generally adopting at present.The about 30-200kg/h of oil gun flow used in the few-oil ignition system, generally adopt mechanical atomization mode and air atomizing mode.Mechanical atomization oil gun is because system is simple, and cost of investment is low, widely application.Mechanical atomization oil gun belongs to diffusion combustion mode, high to the air distribution quality requirement.
Traditional mechanical atomization oil gun only is provided with air distribution and takes turns this primary structure, and Main Function is to produce a Ge Wenran district, and anti-anti-avulsion fire is blown out by combustion air, and after-flame needs the burner hearth hot environment fully, by the Secondary Air delivery of supplemental oxygen amount that enters burner hearth.
Therefore need the high oil gun air register of a kind of air distribution quality.
Summary of the invention
The purpose of this invention is to provide the oil gun air register that a kind of air distribution quality is high and the grease gun igniting equipment that comprises this oil gun air register.
By the air register of the oil gun for grease gun igniting equipment of the present invention, comprise the air intake cylinder and in air intake cylinder inside along the air distribution axially set gradually of air intake cylinder wheel, the air distribution bowl, shunt cylinder and air distribution cylinder, wherein, the air distribution wheel is connected with the air distribution bowl, the air distribution cylinder is arranged on the back of air distribution bowl at axial and air distribution bowl with overlapping, shunt cylinder is radially in the inside of air distribution cylinder and the outside of air distribution bowl, at axial and air distribution bowl, be arranged on the back of air distribution bowl with overlapping, the front end of shunt cylinder is axially sealing partially afterwards and between the front end of air distribution cylinder and air distribution bowl with respect to the front end of air distribution cylinder, the perisporium of air distribution bowl is provided with the air intake aperture, shunt cylinder separates for gas after firing, and makes the sub-fraction high-temperature gas be back to the front mist of oil of oil gun district to accelerate oil droplet evaporation gasification, back in the shunt cylinder rear end, the air distribution cylinder is provided with a radially choke, the perisporium of this choke is provided with air intake duct, make from the air part of air intake cylinder entrance input and enter the air distribution bowl via the air distribution wheel, a remaining air part enters the air distribution bowl via the air intake aperture and another part enters the air distribution cylinder via air intake duct.
Preferably, the entrance of air distribution wheel is provided with the adjusting vane, the intake that adopts different adjusting vane capable of regulatings to take turns by air distribution.The blade of air distribution wheel tilts to same direction, and the eddy flow wind of generation produces recirculating zone and guarantees the not de-fire of oily flame stabilization before oil gun; The blade lean angle of air distribution wheel is got 35 °-60 °, and two circle air intake apertures are arranged on the taper air distribution bowl 7 be connected, and its diameter is got
Preferably, the staggered two circle air intake ducts that are provided with of air distribution cylinder choke, its Duplication at circumferencial direction is 0-5%.
Preferably, under blast 3000 handkerchiefs-5000 handkerchief condition, air distribution wheel 6 intakes are about 60%, air distribution bowl 7 intakes be about 15% and air distribution cylinder 9 intakes be about 25%.
Preferably, at an end of air intake cylinder, establish Packed blind flange.
By grease gun igniting equipment of the present invention, this grease gun igniting equipment comprises above-mentioned oil gun air register.
Preferably, burning torch conduit and oil gun conduit pass described blind flange and stretch in the air intake cylinder and with the air distribution bowl and be connected, and wherein in this oil gun conduit, oil gun are housed, and oil gun also with the air distribution bowl is connected.
Preferably, burning torch conduit and oil gun conduit adopt the bushing type segmental structure, conveniently have barrier occasion relevant device to extract inspect and change out.
In the present invention, the blade of air distribution wheel tilts to same direction, and the eddy flow wind of generation produces recirculating zone and guarantees the not de-fire of oily flame stabilization before oil gun; Air intake aperture on the air distribution bowl, the classification jet is mended wind; After shunt cylinder will fire, gas separated, and approximately 5% high-temperature gas is back to the front mist of oil of oil gun district, accelerated oil droplet evaporation gasification.The cross inlet groove of air distribution cylinder choke, the cold wind covered prevent air register flame export section high temperature scaling loss, also attached wall Residual oil can be blown off to the after-flame to the flame of centre district, prevent the asphalitine composition coking in fuel oil.
Beneficial effect by oil gun air register of the present invention and grease gun igniting equipment is: it is applicable to the mechanical atomization small oil gun, at oil pressure 0.8-1.3M handkerchief, under the operating mode of blast 3000 handkerchiefs-5000 handkerchief burning fully, oil dripping over-emitting black exhaust not.
The accompanying drawing explanation
Below by accompanying drawing, describe in conjunction with the embodiments the features and advantages of the present invention in detail.
Fig. 1 illustrates the total cutaway view of assembling by the grease gun igniting equipment of one embodiment of the invention, wherein the A-A view cutaway view of A-A direction on total cutaway view for this reason;
Fig. 2 illustrates the side view by the air distribution wheel of the grease gun igniting equipment of one embodiment of the invention;
Fig. 3 illustrates by a blade view on the air distribution wheel of the grease gun igniting equipment of one embodiment of the invention, wherein, Fig. 3 a is the side view of blade, and Fig. 3 b is along the sectional view of Fig. 3 a center line A-A, Fig. 3 c is the sectional view along Fig. 3 a center line B-B, and Fig. 3 d is the mounted blade figure of air distribution wheel.
The specific embodiment
As shown in Figure 1, for the oil gun air register of grease gun igniting equipment comprise air intake cylinder 5 and in air intake cylinder 5 inside along the air distribution axially the set gradually wheel 6 of air intake cylinder 5, air distribution bowl 7, shunt cylinder 8 and air distribution cylinder 9, wherein, air distribution wheel 6 is connected with air distribution bowl 7, air distribution cylinder 9 axially and air distribution bowl 7 be arranged on the back (for gas flow direction in the air intake cylinder) of air distribution bowl 7 with overlapping, shunt cylinder 8 is radially in the inside of air distribution cylinder 9 and the outside of air distribution bowl 7, at axial and air distribution bowl 7, be arranged on the back of air distribution bowl 7 with overlapping, the front end of shunt cylinder 8 with respect to the front end of air distribution cylinder 9 axially partially after, and sealing between the front end of air distribution cylinder 9 and air distribution bowl 7.The perisporium of air distribution bowl 7 is provided with for example two circle air intake apertures 71, mends wind to realize the classification jet, due to wall attachment effect, the center flow velocity of shunt cylinder 8 is high, the surrounding flow velocity is low, be similar to the jet drainage principle of Venturi tube structure and produce and entrainment, after shunt cylinder 8 will fire, gas separated, sub-fraction (approximately 5%) high-temperature gas is back to mist of oil district (getting back to the front end of shunt cylinder 8 via the gap between air intake cylinder 8 and air distribution cylinder 9 from the rear end of shunt cylinder 8) before oil gun, gasifies thereby accelerate the oil droplet evaporation, back in shunt cylinder 8 rear ends, air distribution cylinder 9 is provided with a radially choke, on the perisporium of this choke, preferably be provided with alternately for example two circle air intake ducts 91, the cold wind covered via air intake duct prevents air register flame export section high temperature scaling loss, also attached wall Residual oil can be blown off to the after-flame to the flame of centre district, prevent the asphalitine composition coking in fuel oil, make from the air part of air intake cylinder 5 entrance inputs and enter air distribution bowl 7 via air distribution wheel 6, and then enter shunt cylinder 8, a remaining air part enters air distribution bowl 7 via the air intake aperture and another part (by the gap between air intake cylinder 5 and air distribution cylinder 9) enters air distribution cylinder 9 via air intake duct.
As shown in Figure 1, at an end of air intake cylinder 5, establish Packed blind flange 4, burning torch conduit 1 and oil gun conduit 3 pass this blind flange 4 and stretch in air intake cylinder 5 and with air distribution bowl 7 and be connected, wherein in this oil gun conduit 3, oil gun 2 is housed, oil gun 2 also is connected with air distribution bowl 7, and preferably oil gun conduit 3 and oil gun 2 are coaxial settings with air distribution bowl 7.At this, burning torch conduit 1 and oil gun conduit 3 adopt respectively the bushing type segmental structure, conveniently have barrier occasion relevant device to extract inspect and change out.
As shown in Figure 1, the entrance of air distribution wheel 6 has the vane 62 of adjusting.The intake that adopts different adjusting vane capable of regulatings to take turns by air distribution.
As shown in Figure 2,3, air distribution wheel 6 adopts axial bending blade 61, blade is arranged between inner tubular shell and outside heart tubular shell equably, the two ends of blade are connected on inner tubular shell and outside tubular shell, the main body of blade is with respect to the air distribution wheel shaft, tilting in the same way to vertical plane, angle of inclination is got 35 °-60 °, and (seeing Fig. 2), the eddy flow wind of generation guarantee the not de-fire of oily flame stabilization in the front generation of oil gun 2 recirculating zone; The diameter that two circle air intake apertures on the taper air distribution bowl 7 be connected are got is
As shown in Figure 1, the two circle air intake ducts that air distribution cylinder 9 chokes are staggered, the circumferencial direction Duplication is 0-5%.Under blast 3000 handkerchiefs-5000 handkerchief condition, air distribution wheel 6 intakes are about 60%, air distribution bowl 7 intakes be about 15% and air distribution cylinder 9 intakes be about 25%.
The course of work by oil gun air register of the present invention/grease gun igniting equipment is: on the one hand, via air distribution wheel 6, enter air distribution bowl 7 from the air part of air intake cylinder 5 entrance inputs; On the other hand, fuel oil is ejected in air distribution bowl 7 via oil gun 2, and air and fuel oil mix in air distribution bowl 7, and gas mixture is lighted and burnt by burning torch; A remaining air part enters air distribution bowl 7 via air intake aperture 71, mends wind to realize the classification jet; After shunt cylinder 8 will fire, gas separated, and sub-fraction (approximately 5%) high-temperature gas is back to mist of oil district before oil gun, thereby accelerates oil droplet evaporation gasification; Remaining air another part enters air distribution cylinder 9 via air intake duct 91, and the cold wind covered via air intake duct 91 prevents air register flame export section high temperature scaling loss, also attached wall Residual oil can be blown off to the after-flame to the flame of centre district, prevents the asphalitine composition coking in fuel oil.
Claims (10)
1. air register of the oil gun for grease gun igniting equipment, comprise air intake cylinder (5) and take turns (6) at the inner air distribution axially set gradually along air intake cylinder (5) of air intake cylinder (5), air distribution bowl (7), shunt cylinder (8) and air distribution cylinder (9), wherein, air distribution wheel (6) is connected with air distribution bowl (7), air distribution cylinder (9) is arranged on the back of air distribution bowl (7) at axial and air distribution bowl (7) with overlapping, shunt cylinder (8) is radially in the inside of air distribution cylinder (9) and the outside of air distribution bowl (7), at axial and air distribution bowl (7), be arranged on the back of air distribution bowl (7) with overlapping, the front end of shunt cylinder (8) is axially sealing partially afterwards and between the front end of air distribution cylinder (9) and air distribution bowl (7) with respect to the front end of air distribution cylinder (9), the perisporium of air distribution bowl (7) is provided with the air intake aperture, shunt cylinder (8) separates for gas after firing, and makes the sub-fraction high-temperature gas be back to the front mist of oil of oil gun district to accelerate oil droplet evaporation gasification, back in shunt cylinder (8) rear end, air distribution cylinder (9) is provided with a radially choke, the perisporium of this choke is provided with air intake duct, make from the air part of air intake cylinder (5) entrance input and enter shunt cylinder (8) via air distribution wheel (6), a remaining air part enters air distribution bowl (7) via the air intake aperture and another part enters air distribution cylinder (9) via air intake duct.
2. the air register of the oil gun for grease gun igniting equipment according to claim 1, is characterized in that, the entrance of air distribution wheel (6) has adjusting vane (62), can adjust the intake of taking turns by air distribution by different adjusting vanes.
3. the air register of the oil gun for grease gun igniting equipment according to claim 1, is characterized in that, the main body of the blade of air distribution wheel (6) is with respect to the air distribution wheel shaft, tilting in the same way to vertical plane, and angle of inclination is 35 °-60 °.
4. the air register of the oil gun for grease gun igniting equipment according to claim 1, is characterized in that, the perisporium of the air distribution bowl (7) of taper is provided with two circle air intake apertures, and its diameter is
5. the air register of the oil gun for grease gun igniting equipment according to claim 1, is characterized in that, the staggered two circle air intake ducts that are provided with of air distribution cylinder (9) choke, and its Duplication at circumferencial direction is 0-5%.
6. the air register of the oil gun for grease gun igniting equipment according to claim 1, it is characterized in that, under the condition of blast 3000 handkerchiefs-5000 handkerchief, air distribution wheel (6) intake approximately 60%, air distribution bowl (7) intake approximately 15% and air distribution cylinder (9) intake approximately 25%.
7. according to the described air register of oil gun for grease gun igniting equipment of any one in claim 1 to 6, it is characterized in that, establish Packed blind flange (4) at an end of air intake cylinder (5).
8. a grease gun igniting equipment, is characterized in that, this grease gun igniting equipment comprises the air register of the oil gun for grease gun igniting equipment according to claim 7.
9. grease gun igniting equipment according to claim 8, it is characterized in that, burning torch conduit (1) and oil gun conduit (3) pass blind flange (4) and stretch in air intake cylinder (5) and with air distribution bowl (7) and be connected, wherein in this oil gun conduit (3), oil gun (2) is housed, oil gun (2) also is connected with air distribution bowl (7).
10. grease gun igniting equipment according to claim 8, is characterized in that, burning torch conduit (1) and oil gun conduit (3) are designed to respectively the bushing type segmental structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105297162A CN102454999B (en) | 2010-10-29 | 2010-10-29 | Air distribution device and ignition device of oil gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105297162A CN102454999B (en) | 2010-10-29 | 2010-10-29 | Air distribution device and ignition device of oil gun |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102454999A CN102454999A (en) | 2012-05-16 |
| CN102454999B true CN102454999B (en) | 2013-11-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105297162A Active CN102454999B (en) | 2010-10-29 | 2010-10-29 | Air distribution device and ignition device of oil gun |
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| CN (1) | CN102454999B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103322588A (en) * | 2013-07-19 | 2013-09-25 | 福建正泽新能源有限公司 | Biomass burner igniter |
| CN104534511B (en) * | 2014-12-30 | 2016-08-24 | 烟台龙源电力技术股份有限公司 | A kind of air register igniter and air register |
| CN112902224B (en) * | 2021-04-19 | 2023-07-07 | 吉林聚能网控科技有限公司 | Two-stage orifice plate turbulent flow type oil-free pulverized coal igniter |
| CN112902223B (en) * | 2021-04-19 | 2023-07-07 | 吉林聚能网控科技有限公司 | Special heating core for orifice plate turbulent flow type oilless pulverized coal igniter |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2132086Y (en) * | 1992-08-11 | 1993-05-05 | 北京科能能源与动力研究发展中心 | Burner for mixed fuel and gas |
| DE19752335A1 (en) * | 1997-11-26 | 1999-05-27 | Ruhrgas Ag | Fuel burning appliance and method, especially high temperature impulse burner |
| CN2789615Y (en) * | 2005-05-30 | 2006-06-21 | 刘忠海 | Full loading intelligent regulating oil gun |
| CN2906366Y (en) * | 2006-04-29 | 2007-05-30 | 段志雄 | Gasification oil-saving small oil gun of boiler |
| CN201184609Y (en) * | 2008-02-28 | 2009-01-21 | 武汉华是能源环境工程有限公司 | Micro-oil long flame ignition combustor |
| CN202002097U (en) * | 2010-10-29 | 2011-10-05 | 烟台龙源电力技术股份有限公司 | Oil gun air distributor and oil gun sparking device |
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- 2010-10-29 CN CN2010105297162A patent/CN102454999B/en active Active
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| Publication number | Publication date |
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| CN102454999A (en) | 2012-05-16 |
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