CN207688123U - A kind of secondary air atomizing fuel nozzle - Google Patents

A kind of secondary air atomizing fuel nozzle Download PDF

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Publication number
CN207688123U
CN207688123U CN201721907314.5U CN201721907314U CN207688123U CN 207688123 U CN207688123 U CN 207688123U CN 201721907314 U CN201721907314 U CN 201721907314U CN 207688123 U CN207688123 U CN 207688123U
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China
Prior art keywords
main body
body tube
isocon
internally provided
gather
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CN201721907314.5U
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Chinese (zh)
Inventor
徐爱力
谢光琳
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Dongguan Jieli Spray Technology Co Ltd
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Dongguan Jieli Spray Technology Co Ltd
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Abstract

The utility model discloses a kind of secondary air atomizing fuel nozzles, including main body tube, the main body tube is internally provided with oil inlet pipe, the oil inlet pipe is internally provided with oil feed passage, and inlet channel is equipped between the oil inlet pipe and main body tube, and the main body tube is internally provided with heat dissipation cavity, heat emission hole is equipped between the heat dissipation cavity and main body tube, described main body tube one end is equipped with protective head, and the protective head is internally provided with gather qi together storehouse, and fixed block is equipped between the protective head and main body inside pipe wall.The utility model is by being arranged gather qi together storehouse, through-hole and the second isocon, oil plant is delivered to through oil feed passage inside vortex cavity, compressed air is fed from inlet channel, via through holes carry out vortex cavity and form high speed rotation vortex with oil plant, air is partially compressed and gathers gather qi together storehouse through the first isocon, enter blending bunker by the second isocon to be mixed with a wheel atomization oil plant, the nozzle is discharged by droplet shape through spout in protective sheet, reaches stronger atomizing effect.

Description

A kind of secondary air atomizing fuel nozzle
Technical field
The utility model is related to heating equipment accessories field, more particularly to a kind of secondary air atomizing fuel nozzle.
Background technology
With a large amount of uses of apparatus for fuel heating in the industry, energy problem becomes increasingly conspicuous.Nozzle is burner core One of component, its major function are to enter liquid injection in gas medium, are allowed to disperse and be broken into droplet, atomization Performance directly affects evaporation rate and combustion stability.Fuel atomizer not only provides gas-liquid mixture, realizes atomization, simultaneously Sprayed oil beam will be formed improves efficiency of combustion with the matched flow field of chamber structure, guarantee temperature distribution evenness, energy saving. The nozzle of general microburner is mostly to be atomized only with single-stage, and atomization intensity is low, has that part droplet sizes are excessive or mist Change cone angle is excessive, and drop is ejected into flame tube head and combustion chamber wall surface, causes hot-spot ablation, on the other hand, existing Change fuel nozzle in use often because temperature increase so that the device use intensity reduce, if temperature cannot and When decline even the device can be caused to burst, endanger user's personal safety.
Therefore, it is necessary to solve the above problems to invent a kind of secondary air atomizing fuel nozzle.
Utility model content
The purpose of this utility model is to provide a kind of secondary air atomizing fuel nozzles, to solve in above-mentioned background technology The problem of proposition.
To achieve the above object, the utility model provides the following technical solutions:A kind of secondary air atomizing fuel nozzle, packet Main body tube is included, the main body tube is internally provided with oil inlet pipe, and the oil inlet pipe is internally provided with oil feed passage, the oil inlet pipe and main body Inlet channel is equipped between pipe, the main body tube is internally provided with heat dissipation cavity, and heat emission hole is equipped between the heat dissipation cavity and main body tube, Described main body tube one end is equipped with protective head, and the protective head is internally provided with gather qi together storehouse, between the protective head and main body inside pipe wall Equipped with fixed block, gather qi together storehouse side is equipped with the first isocon, and described oil inlet pipe one end is equipped with nozzle tip, in the nozzle tip Portion is equipped with vortex cavity, through-hole is equipped between the vortex cavity and inlet channel, between being equipped between the nozzle tip and protective head Cushion block, described vortex cavity one end are equipped with blending bunker, and the second isocon, the blending bunker are equipped between the blending bunker and gather qi together storehouse Side is equipped with protective sheet, and the protective sheet is equipped with spout.
Preferably, the main body tube is equipped with groove with fixed block junction, and the groove is adapted with fixed block, the master Body pipe and protective head snapping.
Preferably, the quantity of the heat emission hole is set as multiple, and multiple heat emission holes run through main body tube and heat dissipation cavity phase Even.
Preferably, described protective head one end is equipped with limiting slot, and the limiting slot is adapted with protective sheet, and the protective sheet is set It is set to arc.
Preferably, the protective head is made of high temperature ceramic material, and the protective sheet is made of wolfram steel material.
Preferably, first isocon and the second isocon are connected with gather qi together storehouse.
The technique effect and advantage of the utility model:The utility model by the way that gather qi together storehouse, through-hole and the second isocon is arranged, Oil plant is delivered to through oil feed passage inside vortex cavity, and compressed air is fed from inlet channel, and via through holes carry out vortex cavity and oil plant High speed rotation vortex is formed, air is partially compressed and gathers gather qi together storehouse through the first isocon, enters batch mixing by the second isocon Storehouse is mixed with a wheel atomization oil plant, by droplet shape the nozzle is discharged through spout in protective sheet, is reached stronger atomization and imitate Fruit, by the way that heat dissipation cavity and heat emission hole is arranged, during the nozzle use, compressed air is in the first isocon and the second isocon Portion circulates, and can take away the heat of device part generation, and concentrating portions heat carries out heat through heat emission hole with external inside heat dissipation cavity Amount exchanges, and achievees the effect that increase the oil nozzle safety in utilization.
Description of the drawings
Fig. 1 is the overall structure diagram of the utility model;
Fig. 2 is the protective sheet structural schematic diagram of the utility model;
In figure:1 main body tube, 2 oil inlet pipes, 3 oil feed passages, 4 inlet channels, 5 heat dissipation cavities, 6 heat emission holes, 7 protective heads, 8 are gathered Gas storehouse, 9 fixed blocks, 10 first isocons, 11 nozzle tips, 12 vortex cavities, 13 through-holes, 14 cushion blocks, 15 blending bunkers, 16 second shuntings Pipe, 17 protective sheets, 18 spouts.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work The every other embodiment obtained, shall fall within the protection scope of the present invention.
The utility model provides a kind of secondary air atomizing fuel nozzle as shown in Figs. 1-2, including main body tube 1, institute State main body tube 1 and be internally provided with oil inlet pipe 2, the oil inlet pipe 2 is internally provided with oil feed passage 3, the oil inlet pipe 2 and main body tube 1 it Between be equipped with inlet channel 4, the main body tube 1 is internally provided with heat dissipation cavity 5, and heat emission hole is equipped between the heat dissipation cavity 5 and main body tube 1 6,1 one end of the main body tube is equipped with protective head 7, and the protective head 7 is internally provided with gather qi together storehouse 8, the protective head 7 and main body tube 1 Fixed block 9 is equipped between inner wall, 8 side of gather qi together storehouse is equipped with the first isocon 10, and 2 one end of the oil inlet pipe is equipped with nozzle tip 11, the nozzle tip 11 is internally provided with vortex cavity 12, and through-hole 13, the spray are equipped between the vortex cavity 12 and inlet channel 4 Cushion block 14 between being equipped between oil head 11 and protective head 7,12 one end of the vortex cavity be equipped with blending bunker 15, the blending bunker 15 with The second isocon 16 is equipped between gather qi together storehouse 8, by the way that heat dissipation cavity 5 and heat emission hole 6 is arranged, during the nozzle use, compression is empty Gas can take away the heat of device part generation in 16 internal circulation of the first isocon 10 and the second isocon, inside heat dissipation cavity 5 Concentrating portions heat carries out heat exchange through heat emission hole 6 with external, achievees the effect that increase the oil nozzle safety in utilization, described mixed 15 side of feed bin is equipped with protective sheet 17, and the protective sheet 17 is equipped with spout 18.
The main body tube 1 is equipped with groove with 9 junction of fixed block, and the groove is adapted with fixed block 9, the main body tube 1 is set as multiple with 7 snapping of protective head, the quantity of the heat emission hole 6, and multiple heat emission holes 6 run through main body tube 1 and heat dissipation cavity 5 are connected, and 7 one end of the protective head is equipped with limiting slot, and the limiting slot is adapted with protective sheet 17, and the protective sheet 17 is set as Arc is delivered to through oil feed passage 3 inside vortex cavity 12 by the way that gather qi together storehouse 8, through-hole 13 and the second isocon 16, oil plant is arranged, Compressed air is fed from inlet channel 4, and via through holes 13 carry out vortex cavity 12 and form high speed rotation vortex with oil plant, are partially compressed empty Gas gathers gather qi together storehouse 8 through the first isocon 10, and entering the wheel atomization oil plant of blending bunker 15 and one by the second isocon 16 carries out Through spout 18 in protective sheet 17 by droplet shape the nozzle is discharged in mixing, reaches stronger atomizing effect, the protective head 7 by High temperature ceramic material is made, and the protective sheet 17 is made of wolfram steel material, first isocon, 10 and second isocon 16 It is connected with gather qi together storehouse 8.
This practicality operation principle:The secondary air atomizing fuel nozzle is in use, oil plant is delivered to vortex through oil feed passage 3 Inside chamber 12, compressed air is fed from inlet channel 4, and via through holes 13 carry out vortex cavity 12 and form high speed rotation vortex with oil plant, Air is partially compressed and gathers gather qi together storehouse 8 through the first isocon 10, entering blending bunker 15 and one by the second isocon 16 takes turns mist Carburetion material is mixed, and the nozzle is discharged by droplet shape through spout 18 in protective sheet 17, and during the nozzle use, compression is empty Gas can take away the heat of device part generation in 16 internal circulation of the first isocon 10 and the second isocon, inside heat dissipation cavity 5 Concentrating portions heat carries out heat exchange through heat emission hole 6 with external, can increase the oil nozzle safety in utilization.
Finally it should be noted that:The above descriptions are merely preferred embodiments of the present invention, is not limited to this Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art For, it still can be with technical scheme described in the above embodiments is modified, or to which part technical characteristic Equivalent replacement is carried out, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on, It should be included within the scope of protection of this utility model.

Claims (6)

1. a kind of secondary air atomizing fuel nozzle, including main body tube (1), it is characterised in that:The main body tube (1) is internally provided with Oil inlet pipe (2), the oil inlet pipe (2) are internally provided with oil feed passage (3), between the oil inlet pipe (2) and main body tube (1) be equipped with into Gas channel (4), the main body tube (1) are internally provided with heat dissipation cavity (5), and heat dissipation is equipped between the heat dissipation cavity (5) and main body tube (1) Hole (6), described main body tube (1) one end are equipped with protective head (7), and the protective head (7) is internally provided with gather qi together storehouse (8), the protection Fixed block (9) is equipped between head (7) and main body tube (1) inner wall, gather qi together storehouse (8) side is equipped with the first isocon (10), institute It states oil inlet pipe (2) one end and is equipped with nozzle tip (11), the nozzle tip (11) is internally provided with vortex cavity (12), the vortex cavity (12) Equipped with through-hole (13) between inlet channel (4), cushion block (14) between being equipped between the nozzle tip (11) and protective head (7), Described vortex cavity (12) one end is equipped with blending bunker (15), and the second isocon is equipped between the blending bunker (15) and gather qi together storehouse (8) (16), blending bunker (15) side is equipped with protective sheet (17), and the protective sheet (17) is equipped with spout (18).
2. a kind of secondary air atomizing fuel nozzle according to claim 1, it is characterised in that:The main body tube (1) with Fixed block (9) junction is equipped with groove, and the groove is adapted with fixed block (9), and the main body tube (1) is detained with protective head (7) It connects.
3. a kind of secondary air atomizing fuel nozzle according to claim 1, it is characterised in that:The heat emission hole (6) Quantity is set as multiple, and multiple heat emission holes (6) are connected through main body tube (1) with heat dissipation cavity (5).
4. a kind of secondary air atomizing fuel nozzle according to claim 1, it is characterised in that:The protective head (7) one End is equipped with limiting slot, and the limiting slot is adapted with protective sheet (17), and the protective sheet (17) is set as arc.
5. a kind of secondary air atomizing fuel nozzle according to claim 1, it is characterised in that:The protective head (7) by High temperature ceramic material is made, and the protective sheet (17) is made of wolfram steel material.
6. a kind of secondary air atomizing fuel nozzle according to claim 1, it is characterised in that:First isocon (10) it is connected with gather qi together storehouse (8) with the second isocon (16).
CN201721907314.5U 2017-12-30 2017-12-30 A kind of secondary air atomizing fuel nozzle Active CN207688123U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721907314.5U CN207688123U (en) 2017-12-30 2017-12-30 A kind of secondary air atomizing fuel nozzle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721907314.5U CN207688123U (en) 2017-12-30 2017-12-30 A kind of secondary air atomizing fuel nozzle

Publications (1)

Publication Number Publication Date
CN207688123U true CN207688123U (en) 2018-08-03

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Application Number Title Priority Date Filing Date
CN201721907314.5U Active CN207688123U (en) 2017-12-30 2017-12-30 A kind of secondary air atomizing fuel nozzle

Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109084297A (en) * 2018-08-23 2018-12-25 湖州银轴智能装备有限公司 High-efficiency atomizing nozzle

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109084297A (en) * 2018-08-23 2018-12-25 湖州银轴智能装备有限公司 High-efficiency atomizing nozzle

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CP02 Change in the address of a patent holder

Address after: 523000 Room 301, building 2, No. 12, Xinlian Xin'an Road, Humen Town, Dongguan City, Guangdong Province

Patentee after: DONGGUAN JIELI SPRAY TECHNOLOGY Co.,Ltd.

Address before: 523000 floor 3, building D, honghengjing Industrial Park, No. 46, Yincheng seventh Road, Xiabian community, Chang'an Town, Dongguan City, Guangdong Province

Patentee before: DONGGUAN JIELI SPRAY TECHNOLOGY Co.,Ltd.

CP02 Change in the address of a patent holder