CN106594732B - A kind of thrust vectoring type multi fuel low NO - Google Patents

A kind of thrust vectoring type multi fuel low NO Download PDF

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Publication number
CN106594732B
CN106594732B CN201611177461.1A CN201611177461A CN106594732B CN 106594732 B CN106594732 B CN 106594732B CN 201611177461 A CN201611177461 A CN 201611177461A CN 106594732 B CN106594732 B CN 106594732B
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China
Prior art keywords
spray head
adjusting
rod
regulating mechanism
air hose
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Active
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CN201611177461.1A
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CN106594732A (en
Inventor
张志岗
吴树轩
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Jiangsu Jufeng Thermal Technology Co Ltd
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Jiangsu Jufeng Thermal Technology Co Ltd
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23DBURNERS
    • F23D17/00Burners for combustion conjointly or alternatively of gaseous or liquid or pulverulent fuel
    • F23D17/002Burners for combustion conjointly or alternatively of gaseous or liquid or pulverulent fuel gaseous or liquid fuel
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23NREGULATING OR CONTROLLING COMBUSTION
    • F23N1/00Regulating fuel supply
    • F23N1/007Regulating fuel supply using mechanical means
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23DBURNERS
    • F23D2204/00Burners adapted for simultaneous or alternative combustion having more than one fuel supply
    • F23D2204/10Burners adapted for simultaneous or alternative combustion having more than one fuel supply gaseous and liquid fuel

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Nozzles (AREA)

Abstract

The invention discloses a kind of thrust vectoring type multi fuel low NOs in burner arts, oil gun including being set with arrangement from inside to outside, central air hose, fuel gas conduit, coal air hose and primary air piping, First air channel is formed between primary air piping and coal air hose, vector regulating mechanism is provided in First air channel, vector regulating mechanism includes by the closed first flange of First air channel outlet, double ball Pear-Shapeds are installed along its circumferencial direction in first flange and adjust spray head, double ball Pear-Shapeds adjust the first spherical surface being machined in the middle part of spray head with spherical pore cooperation, the tail portion that double ball Pear-Shapeds adjust spray head is machined with the second spherical surface, controllable double ball Pear-Shapeds are set on second spherical surface to adjust on spray head tail portion, under, it is left, the regulating mechanism moved right, regulating mechanism synchronization action, the present invention by the outlet in an air duct goes out that double ball calabashes are arranged Reed shape adjusts spray head and the regulating mechanism with spray head cooperation, so that spray head can realize 360 ° of adjustings, is suitable for all kinds of fuel combustions and uses.

Description

A kind of thrust vectoring type multi fuel low NO
Technical field
The present invention relates to a kind of burner, in particular to a kind of burner nozzle.
Background technique
With the development of green economy, industry requires to be continuously improved to Industrial Stoves energy emission reduction, this fuel to burner Adaptability and pollutant emission are put forward new requirements.Due to the technique requirement of Industrial Stoves, burner is in burning heterogeneity Fuel when, it is still necessary to keep stable flame diameter and length, meet technique require while, pollutant emission will also be controlled System is in lower level.
The multicenter combustor used in industry at present, the setting of axis stream wind, internal layer by the way that burner outer layer is arranged in Whirl deposite tank, centre wind and the fuel channel being clipped between several strands of wind, burner flame is controlled.Axis stream wind (First air) For wrapping up flame, Whirl deposite tank mixes well with air it for breaing up fuel, and centre wind is for stablizing flame.Due to each Nozzle itself does not have axially and radially regulating power, can only adjust air quantity and wind by the adjusting by several strands of air duct butterfly valves Speed, and then adjust burner flame.Burner is caused to adjust not flexible, it is poor to fuel tolerance.Simultaneously because using axis stream and Two groups of nozzles of eddy flow form flame, cause flame that cannot stablize to burning, cause flame local temperature excessively high, NOx emission water It is flat higher, it is unfavorable for the low-nitrogen discharged of burner.
The prior art has a kind of multichannel mixing burner, Publication No.: 102183022 A of CN, the patent No.: 201110100780.3 include igniter tube channel and the successively coaxial interior wind being set in outside igniter tube channel from inside to outside Interior wind nozzle that pipe, tornadotron, wind coal pipe, natural gas tube, outer air hose, and each pipeline outlet air end are correspondingly arranged, whirlwind spray Mouth, wind coal nozzle, natural gas nozzle, exogenous wind nozzle are provided with the wind deflector for generating Whirl deposite tank, institute between tornadotron and interior air hose It states interior air hose air intake, tornadotron air intake, outer air hose air intake to be connected with air-supply passage, be arranged a little in igniter channel Firearm.The present invention in burner by being added natural gas pipe so that natural gas is mixed with coal dust as fuel, reduces dirt The discharge amount for contaminating object Nox, improves the effect burnt as raw material in manufacture of cement.This technology completes fuel using multiple jets The molding of mixing and flame, nozzle itself do not have regulating power axially and radially, do not have vector regulating power.
Summary of the invention
The object of the present invention is to provide a kind of thrust vectoring type multi fuel low NOs, are suitable for a variety of fuel combination combustions It burns, and guarantees efficiency of combustion, reduce the generation of NOx.
The object of the present invention is achieved like this: a kind of thrust vectoring type multi fuel low NO, including from inside to outside It is set with oil gun, central air hose, fuel gas conduit, coal air hose and the primary air piping of arrangement, shape between the primary air piping and coal air hose At First air channel, vector regulating mechanism is provided in the First air channel, the vector regulating mechanism includes by First air Channel outlet closed first flange is uniformly provided with multiple spherical pores along its circumferencial direction in the first flange, described Double ball Pear-Shapeds are installed in spherical pore and adjust spray head, double ball Pear-Shapeds are adjusted to be machined with and the spherical shape in the middle part of spray head First spherical surface of hole cooperation, the tail portion that double ball Pear-Shapeds adjust spray head are machined with the second spherical surface, cover on second spherical surface The mobile regulating mechanism in spray head tail portion upper and lower, left and right is adjusted equipped with controllable double ball Pear-Shapeds, the regulating mechanism synchronizes dynamic Make.
Compared with prior art, the beneficial effects of the present invention are the present invention goes out to be arranged by the outlet in an air duct Double ball Pear-Shapeds adjust spray head and the regulating mechanism with spray head cooperation, so that spray head can realize 360 ° of adjustings, for easy firing Liquids and gases fuel, the weak eddy flow of low-thrust can be used in the present invention, for the dusty fuel and solid waste compared with difficult to burn It can be used the strong eddy flow of high thrust (X-axis adjusting);In conjunction with spray head radiai adjustment is adjusted, convergence and the diffusion (Y of flame can be effectively controlled Axis is adjusted);Since First air is not assigned to axis stream wind nozzle and Whirl deposite tank nozzle by the present invention, for controlling flame profile, and It is that most of First air is adjusted spray head from vector to spray, single adjusting spray head thrust is big, and controllability is strong, and single jet can shape At combustion zone and smoke backflow area is relatively independent, nucleus of flame area high temperature concentration zones temperature is effectively reduced, keeps flame steady Determine homogeneous combustion, even flame is stablized, and the generation of NOx is reduced.The present invention can be used in the burning work of all types of industries kiln.
In order to enable double ball Pear-Shapeds are adjusted, 360 ° of adjustings of spray head are more convenient, and the regulating mechanism includes being in tilted layout Adjusting rod, for one end movable set of adjusting rod on the second spherical surface, the regulating mechanism includes the adjusting rod being in tilted layout, and is adjusted One end movable set of bar opens up grooved hole on the second spherical surface in the middle part of the adjusting rod, sliding is provided with straight pin in slot, The straight pin is uniformly fixedly mounted on the periphery of thrust tube, and the periphery of thrust tube is uniformly machined with multiple boss, the cylinder Pin is mounted on the both ends of boss, and the thrust tube is set in the periphery of coal air hose, and can slide axially along coal air hose, the thrust The periphery of pipe is set with rotatable swivel becket, and the other end of adjusting rod is hinged on the swivel becket, the straight pin by It slides the one end that can be achieved to connect the second spherical surface on adjusting rod in slot to move up and down, the swivel becket can drive by rotation Adjust the left and right movement in spray head tail portion.Due to the sliding action of straight pin and angled slot, adjusting rod and thrust tube align reaming in cooperation The connection relationship connect can be realized swinging up and down for adjusting rod front end so that need to only control straight pin and slide in slot, pass through Adjusting rod swing up and down so that double ball Pear-Shapeds adjust spray head using the first spherical surface be axle center realization swing up and down, the procedure regulation Convenient, precision is higher;Simultaneously as the connection relationship of swivel becket and adjusting rod, the rotation of swivel becket passes power by adjusting rod The second spherical surface is passed, the second spherical surface is driven to realize rotation, it is final to realize that double ball Pear-Shapeds adjust spray head using the first spherical surface as axle center Realize rotation.
In order to enable the motion action of distance rod and swivel becket is got up more convenient, the tail portion of the thrust tube is connected with drawing Bar, the pull rod stretch out primary air piping setting, and the periphery of the swivel becket is machined with rack structure, biography is engaged on the rack gear Moving gear, the transmission gear are fixed on adjusting sleeve pipe, and the adjusting sleeve pipe stretches out primary air piping setting, the coal air hose Periphery is fixed with second flange, and the pull rod, adjusting sleeve pipe are installed in second flange.It can be outside the tail end of burner The adjusting for realizing burner internal spray head, so that adjustment process is more safe and reliable;When adjusting thrust tube, only pull rod need to be pushed and pulled i.e. Thrust tube can be achieved and realize axial displacement;When adjusting swivel becket, only need to control to adjust casing rotation in combustor external can be real The rotation of existing swivel becket.
In order to guarantee the leakproofness of primary air piping, the tail portion of the thrust tube is machined with slide opening, and the pull rod connects thrust U-shaped fork structure is processed into one end of pipe, is connected between the U-shaped fork through pin shaft, the pin shaft slidably runs through slide opening setting. When adjusting swivel becket rotation, thrust tube can be rotated synchronously, and the slide opening of thrust tube tail portion and the U-shaped with slide opening cooperation is arranged in Fork, pin shaft structure avoid pull rod with thrust tube while rotating, thus reduce pull rod in the seal request of primary air piping tail portion, Further enhance the leakproofness of primary air piping.
In order to enable pull rod axial direction mobile accuracy is higher, the tail portion of the pull rod is fixed with whorl brace rod, the screw thread The other end of connecting rod is threaded in adjusting in screwed pipe, and screwed pipe is arranged through fixed ring in the adjusting, and rotatable It is arranged in fixed ring.Axial movement is converted to and is realized by rotation, the control precision of axial displacement is improved, when needing to draw When bar moves axially, need to only rotate adjusting inner screw be can be realized.
In order to further increase precision, it is provided with the first pointer on the whorl brace rod, on the outer wall of the coal air hose It is provided with the first scale with first pointer cooperation.By measuring distance of axial displacement, it more can need to calculate double balls Pear-Shaped adjusts the angle that spray head is swung up and down.
In order to further increase the precision that double ball Pear-Shapeds adjust sprinkler rotation, the tail portion of the adjusting sleeve pipe is fixed with tune Sleeve is saved, internal thread of sleeve is adjusted and is connected with instruction screw rod, the instruction screw rod is installed through in fixed ring, slides on fixation Instruction spiro rod section in ring is processed into cylindroid, and corresponding machining flange hole is set on the instruction screw rod at cylindroid Two pointers are provided with the second scale with second pointer cooperation on the outer wall of the coal air hose.It converts rotational angle to Axial displacement calculates the angle of rotation by measuring axial displacement, is conducive to double ball Pear-Shapeds and adjusts what spray head circumferentially rotated Angle, further increases measurement accuracy, and cylindroid instruction spiro rod section avoids it that transfer occurs, influences measurement accuracy.
In order to enable the rotation control of swivel becket is more convenient, the swivel becket section is L-shaped, and the adjusting rod is hinged on On the vertical portion of swivel becket, the rack gear processing is on the horizontal part of swivel becket.
In order to enable pull rod, the adjusting sleeve pipe stability in adjustment process are more preferable, it is equipped on the outer wall of the coal air hose Several support otic placodes cooperated with the pull rod, adjusting sleeve pipe, the pull rod, adjusting sleeve pipe run through the support otic placode and set It sets.
In order to enable the present invention is suitable for all kinds of operating conditions, double ball Pear-Shapeds adjust and are threaded with nozzle on spray head.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention.
Fig. 2 is enlarged drawing at A in Fig. 1.
Fig. 3 is enlarged drawing at B in Fig. 1.
Fig. 4 is vector regulating mechanism structure schematic elevation view in the present invention.
Fig. 5 is vector regulating mechanism structure elevational schematic view in the present invention.
Fig. 6 is vector regulating mechanism structure schematic top plan view in the present invention.
Fig. 7 is vector regulating mechanism structural upright schematic diagram one in the present invention.
Fig. 8 is vector regulating mechanism structural upright schematic diagram two in the present invention.
Fig. 9 is vector regulating mechanism structure sectional view in the present invention.
Figure 10 is vector regulating mechanism structure end view in the present invention.
Wherein, 1 oil gun, 2 central air hoses, 3 fuel gas conduits, 4 coal air hoses, 5 primary air pipings, 6 vector regulating mechanisms, 601 first Flange, 602 pairs of ball Pear-Shapeds adjust spray head, the first spherical surface of 602a, the second spherical surface of 602b, 603 adjusting rods, 603a slot, 604 circles Pin, 605 swivel beckets, 605a rack gear, 606 adjusting sleeve pipes, 607 transmission gears, 608 thrust tubes, 608a slide opening, 608b boss, 609 pull rods, 609aU shape fork, 609b pin shaft, 610 second flanges, 611 instruction screw rods, 612 second pointers, 613 second scales, 614 fixed rings, 615 first scales, 616 whorl brace rods.617 adjust interior screwed pipe, and 618 adjust sleeves, 619 nozzles.
Specific embodiment
A kind of thrust vectoring type multi fuel low NO as Figure 1-10 shows, the oil including being set with arrangement from inside to outside It is logical to form First air for rifle 1, central air hose 2, fuel gas conduit 3, coal air hose 4 and primary air piping 5 between primary air piping 5 and coal air hose 4 Road is provided with vector regulating mechanism 6 in First air channel, and vector regulating mechanism 6 includes that First air channel outlet is closed First flange 601 is uniformly provided with multiple spherical pores along its circumferencial direction in first flange 601, and double balls are equipped in spherical pore Pear-Shaped adjusts spray head 602, and the middle part that double ball Pear-Shapeds adjust spray head 602 is machined with the first spherical surface with spherical pore cooperation 602a, the tail portion that double ball Pear-Shapeds adjust spray heads 602 be machined on the second spherical surface 602b, the second spherical surface 602b be set with it is controllable Double ball Pear-Shapeds adjust the mobile regulating mechanism 6 in 602 tail portion upper and lower, left and right of spray head, 6 synchronization action of regulating mechanism, double ball calabashes Reed shape adjusts and is threaded with nozzle 619 on spray head 602;
Regulating mechanism 6 includes the adjusting rod 603 being in tilted layout, and one end movable set of adjusting rod 603 is in the second spherical surface On 602b, grooved hole 603a is opened up in the middle part of adjusting rod 603, sliding is provided with straight pin 604 in slot 603a, and straight pin 604 is equal The even periphery for being fixedly mounted on thrust tube 608, the periphery of thrust tube 608 are uniformly machined with multiple boss 608b, and straight pin 604 is pacified Mounted in the both ends of boss 608b, thrust tube 608 is set in the periphery of coal air hose 4, and can slide axially along coal air hose 4, thrust tube 608 periphery is set with rotatable swivel becket 605, and the other end of adjusting rod 603 is hinged on swivel becket 605, and straight pin 604 is logical It crosses the one end slided in slot 603a and can be achieved to connect the second spherical surface 602b on adjusting rod 603 to move up and down, swivel becket 605 It can be driven by rotation and adjust the left and right movement in 602 tail portion of spray head;
The tail portion of thrust tube 608 is connected with pull rod 609, and the tail portion of thrust tube 608 is machined with slide opening 608a, and pull rod 609 connects U-shaped fork 609a structure is processed into the one end for connecing thrust tube 608, and U-shaped, which is pitched, to be connected between 609a through pin shaft 609b, and pin shaft 609b can be slided Dynamic is arranged through slide opening 608a, and pull rod 609 stretches out primary air piping 5 and is arranged, and the tail portion of pull rod 609 is fixed with whorl brace rod 616, the other end of whorl brace rod 616 is threaded in adjusting in screwed pipe 617, is adjusted interior screwed pipe 617 and is run through fixed ring 614 Setting, and be spindle rotationally arranged in fixed ring 614, the first pointer, the outer wall of coal air hose 4 are provided on whorl brace rod 616 On be provided with the first pointer cooperation the first scale 615;
The periphery of swivel becket 605 is machined with rack gear 605a structure, and 605 section of swivel becket is L-shaped, and adjusting rod 603 is hinged on On the vertical portion of swivel becket 605, rack gear 605a is processed on the horizontal part of swivel becket 605, is engaged with driving cog on rack gear 605a Wheel 607, transmission gear 607 is fixed on adjusting sleeve pipe 606, and adjusting sleeve pipe 606 stretches out primary air piping 5 and is arranged, adjusting sleeve pipe 606 Tail portion be fixed with adjust sleeve 618, adjust 618 internal screw thread of sleeve be connected with instruction screw rod 611, instruction screw rod 611 through peace In fixed ring 614,611 sections of instruction screw rod slided in fixed ring 614 are processed into cylindroid, corresponding machining flange hole At cylindroid, indicates to be set with the second pointer 612 on screw rod 611, be provided on the outer wall of coal air hose 4 and match with the second pointer 612 The second scale 613 closed, the periphery of coal air hose 4 are fixed with second flange 610, and pull rod 609, adjusting sleeve pipe 606 are installed in the On two flanges 610, several support otic placodes cooperated with pull rod 609, adjusting sleeve pipe 606, pull rod are installed on the outer wall of coal air hose 4 609, adjusting sleeve pipe 606 is through support otic placode setting.
When the invention works, it when needing the double ball Pear-Shapeds adjusting spray heads 602 of adjusting to move up and down, need to only rotate in adjusting Screwed pipe 617, the interior rotation of screwed pipe 617 of adjusting drive the realization of whorl brace rod 616 being threadedly coupled inside it to move axially, screw thread The axial displacement of connecting rod 616 drives thrust tube 608 to move axially, so that straight pin 604 slides in slot 603a, by It is to be in tilted layout in slot 603a, 603 one end of adjusting rod is hinged on swivel becket 605 in cooperation, realizes the another of adjusting rod 603 One end is swung above and below, finally realizes that double ball Pear-Shapeds adjust spray head under the cooperation of the second spherical surface 602b and the first spherical surface 602a It is swung above and below at 602;When needing the double ball Pear-Shapeds adjusting spray heads 602 of adjusting to swing, rotating regulating sleeve 618 is only needed, The adjusting sleeve pipe 606 fixed with sleeve 618 is adjusted rotates synchronously, and realizes rotation by the swivel becket 605 that gear connects, passes through company Double ball Pear-Shapeds of extension bar connection adjust 602 tail portion of spray head and realize left-right rotation, in condition of the first spherical surface 602a as axle center Under, double ball Pear-Shapeds adjust spray head 602 and realize left-right rotation.
The present invention is not limited to the above embodiments, on the basis of technical solution disclosed by the invention, the skill of this field For art personnel according to disclosed technology contents, one can be made to some of which technical characteristic by not needing creative labor A little replacements and deformation, these replacements and deformation are within the scope of the invention.

Claims (9)

1. a kind of thrust vectoring type multi fuel low NO, oil gun, central air hose, combustion gas including being set with arrangement from inside to outside Pipe, coal air hose and primary air piping form First air channel, which is characterized in that described between the primary air piping and coal air hose Be provided with vector regulating mechanism in First air channel, the vector regulating mechanism include by First air channel outlet it is closed One flange is uniformly provided with multiple spherical pores along its circumferencial direction in the first flange, and double balls are equipped in the spherical pore Pear-Shaped adjusts spray head, and double ball Pear-Shapeds adjust the first spherical surface being machined in the middle part of spray head with spherical pore cooperation, The tail portion that double ball Pear-Shapeds adjust spray head is machined with the second spherical surface, and controllable double ball cucurbits are set on second spherical surface Shape adjusts the mobile regulating mechanism in spray head tail portion upper and lower, left and right, the regulating mechanism synchronization action, and the regulating mechanism includes The adjusting rod of inclination arrangement, one end movable set of adjusting rod open up grooved hole, slot in the middle part of the adjusting rod on the second spherical surface Sliding is provided with straight pin in hole, and the straight pin is uniformly fixedly mounted on the periphery of thrust tube, and the periphery of thrust tube uniformly adds Work has multiple boss, and the straight pin is mounted on the both ends of boss, and the thrust tube is set in the periphery of coal air hose, and can be along coal Air hose slides axially, and the periphery of the thrust tube is set with rotatable swivel becket, and the other end of adjusting rod is hinged on the rotation On ring, the straight pin is moved up and down by sliding the one end that can be achieved to connect the second spherical surface on adjusting rod in slot, described Swivel becket can be driven by rotation and adjust the left and right movement in spray head tail portion.
2. a kind of thrust vectoring type multi fuel low NO according to claim 1, which is characterized in that the thrust tube Tail portion be connected with pull rod, the pull rod stretches out primary air piping setting, and the periphery of the swivel becket is machined with rack structure, described Transmission gear is engaged on rack gear, the transmission gear is fixed on adjusting sleeve pipe, and the adjusting sleeve pipe stretches out primary air piping and sets It sets, the periphery of the coal air hose is fixed with second flange, and the pull rod, adjusting sleeve pipe are installed in second flange.
3. a kind of thrust vectoring type multi fuel low NO according to claim 2, which is characterized in that the thrust tube Tail portion be machined with slide opening, U-shaped fork structure is processed into one end of the pull rod connection thrust tube, through pin shaft between the U-shaped fork It is connected, the pin shaft slidably runs through slide opening setting.
4. a kind of thrust vectoring type multi fuel low NO according to claim 2, which is characterized in that the pull rod Tail portion is fixed with whorl brace rod, and the other end of the whorl brace rod is threaded in adjusting in screwed pipe, in the adjusting Screwed pipe is arranged through fixed ring, and is spindle rotationally arranged in fixed ring.
5. a kind of thrust vectoring type multi fuel low NO according to claim 4, which is characterized in that the screw thread connects It is provided with the first pointer on extension bar, the first scale with first pointer cooperation is provided on the outer wall of the coal air hose.
6. a kind of thrust vectoring type multi fuel low NO according to claim 2, which is characterized in that the adjusting set The tail portion of pipe is fixed with adjusting sleeve, adjusts internal thread of sleeve and is connected with instruction screw rod, the instruction screw rod is installed through solid Determine in ring, the instruction spiro rod section slided in fixed ring is processed into cylindroid, and corresponding machining flange hole is at cylindroid, the finger Show and be set with the second pointer on screw rod, the second scale with second pointer cooperation is provided on the outer wall of the coal air hose.
7. a kind of thrust vectoring type multi fuel low NO according to claim 2, which is characterized in that the swivel becket Section is L-shaped, and the adjusting rod is hinged on the vertical portion of swivel becket, and the rack gear processing is on the horizontal part of swivel becket.
8. a kind of thrust vectoring type multi fuel low NO according to claim 2, which is characterized in that the coal air hose Outer wall on be equipped with it is several with the pull rod, the support otic placodes that adjusting sleeve pipe cooperates, the pull rod, adjusting sleeve pipe run through institute State support otic placode setting.
9. a kind of thrust vectoring type multi fuel low NO according to claim 1, which is characterized in that double ball calabashes Reed shape adjusts and is threaded with nozzle on spray head.
CN201611177461.1A 2016-12-19 2016-12-19 A kind of thrust vectoring type multi fuel low NO Active CN106594732B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111114729B (en) * 2019-12-04 2021-06-04 北京理工大学 Vector water-jet propeller and vector water-jet propulsion method
CN111878805B (en) * 2020-08-06 2024-08-09 扬州新建水泥技术装备有限公司 Burner
CN113669726B (en) * 2021-09-26 2022-10-21 西安热工研究院有限公司 Hydrogen fuel combustion device

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CN1715746A (en) * 2005-06-14 2006-01-04 浙江大学 Low Nox left-right swing type direct flow coal powder burner with adjustable coal powder gradient field
WO2011058352A1 (en) * 2009-11-16 2011-05-19 Doosan Power Systems Limited Flow control device
CN104696953A (en) * 2013-12-07 2015-06-10 黄冈圣嘉高新机电设备有限公司 Blade angle adjustable four-channel whirl pulverized coal burner
CN104748118A (en) * 2015-01-30 2015-07-01 中国东方电气集团有限公司 Rotational-flow-adjustable gas burner

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Publication number Priority date Publication date Assignee Title
CN87205529U (en) * 1987-12-01 1988-09-28 华东冶金学院 Double-flame burning-nozzle for coal powder
CN1715746A (en) * 2005-06-14 2006-01-04 浙江大学 Low Nox left-right swing type direct flow coal powder burner with adjustable coal powder gradient field
WO2011058352A1 (en) * 2009-11-16 2011-05-19 Doosan Power Systems Limited Flow control device
CN104696953A (en) * 2013-12-07 2015-06-10 黄冈圣嘉高新机电设备有限公司 Blade angle adjustable four-channel whirl pulverized coal burner
CN104748118A (en) * 2015-01-30 2015-07-01 中国东方电气集团有限公司 Rotational-flow-adjustable gas burner

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