CN206973618U - Adjustable cyclone coupling spray nozzle - Google Patents
Adjustable cyclone coupling spray nozzle Download PDFInfo
- Publication number
- CN206973618U CN206973618U CN201720304858.6U CN201720304858U CN206973618U CN 206973618 U CN206973618 U CN 206973618U CN 201720304858 U CN201720304858 U CN 201720304858U CN 206973618 U CN206973618 U CN 206973618U
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- China
- Prior art keywords
- adjustable
- base sleeve
- hole
- screwed hole
- spray nozzle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 239000007921 spray Substances 0.000 title claims abstract description 27
- 230000008878 coupling Effects 0.000 title claims abstract description 26
- 238000010168 coupling process Methods 0.000 title claims abstract description 26
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 26
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 238000005119 centrifugation Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 238000002485 combustion reaction Methods 0.000 abstract description 19
- 239000003595 mist Substances 0.000 abstract description 12
- 239000003344 environmental pollutant Substances 0.000 abstract description 4
- 231100000719 pollutant Toxicity 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 239000000567 combustion gas Substances 0.000 description 1
- 235000009508 confectionery Nutrition 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Pressure-Spray And Ultrasonic-Wave- Spray Burners (AREA)
Abstract
The utility model discloses a kind of adjustable cyclone coupling spray nozzle, base sleeve, swirl atomizer, adjustable bushing, retainer, micromachine are included;Swirl atomizer is by being threaded into base sleeve;Two adjustable bushings are symmetrically enclosed on outside base sleeve, and adjustable tongue piece is engaged with the banking stop on base sleeve;Adjustable bushing is placed in the spacing slot of retainer;Micromachine is symmetrically distributed in the both sides of retainer, and motor shaft is threadedly coupled with adjustable bushing;Base sleeve is fixed on retainer by flange;Adjustable cyclone coupling spray nozzle provided by the utility model by the adjustment of tongue piece length, can produce the mist of oil field of matching aero-engine difference operating mode lower combustion chamber flow field, improve point extinguishment characteristics, improve efficiency of combustion, reduce pollutant emission.
Description
Technical field
Aeroengine combustor buring room nozzle field is the utility model is related to, specifically a kind of adjustable cyclone coupling spray nozzle.
Background technology
Since 21 century, the development of aero-gas turbine combustion chamber shows three developing directions, and first is low pollution emission
Combustion chamber, second is high thrust-weight ratio high temperature rise combustor, and the 3rd is the assembly power combustion chamber for having wider range, and this is all urgent
Need to improve combustion technology to realize this target.And the key for improving combustion technology is sweet mountain fuel-air matching effect, improve
Oil gas blends efficiency.The mist of oil field of currently used rotarytype injector and pneumatic nozzle be difficult with some special combustion chambers
Flow field structure match, so as to cause the deterioration of an extinguishment characteristics, the increase of reduction and the pollutant emission of efficiency of combustion.Gas
Rotation coupling spray nozzle can solve these problems to a certain extent, and combustion gas and air phase can be realized in some special combustion chambers
Matching.But under the different operating modes of engine, nonadjustable cyclone different from the mist of oil field that burning Indoor Flow Field matches
The mist of oil field of coupling spray nozzle is difficult to adapt to the mist of oil field required under Different Work Condition of Engine, so as to reduce the burning of combustion chamber
Efficiency, increase discharge.
Utility model content
Technical problem to be solved in the utility model is to be directed to the defects of involved in background technology, there is provided one kind passes through
Change tongue piece shape, change mist of oil field to adapt to Different Work Condition of Engine lower combustion chamber flow field, improve combustion efficiency of combustion chamber, drop
The cyclone coupling spray nozzle of low emission.
The utility model includes including base sleeve, swirl atomizer, adjustable bushing, retainer and micromachine.
Described base sleeve center is provided with the first screwed hole base sleeve run through and is provided with the end face of the first screwed hole
One end is provided with banking stop provided with the flange other end, and some flange positioning holes are provided with flange.
Described swirl atomizer outer surface is provided with the first external screw thread coordinated with the first screwed hole, and swirl atomizer passes through the
One screws into the first screwed hole of base sleeve, is left between the first screwed hole and the first external screw thread into air cleft, centrifugation
Head forms one section of cavity, cavity and air inlet slit into gas passage in the top of nozzle and base sleeve.
Described base sleeve both sides are cased with a pair of structure identical adjustable bushings, and adjustable bushing side wall is provided with convex
Platform, boss center are provided with the second screwed hole, and adjustable bushing one end is provided with tongue piece, and the cunning coordinated with banking stop is provided with tongue piece
Groove, chute limit adjustable bushing along base sleeve side wall transverse shifting by banking stop, realize the elongation of equivalent tongue piece length
Or shorten, so as to change mist of oil field, the mist of oil field of matching aero-engine difference operating mode lower combustion chamber flow field is produced, is carried
High point extinguishment characteristics.
Described retainer center is provided with positioning through hole and the 3rd screwed hole, the shape and quantity and base of the 3rd screwed hole
Flange positioning hole in plinth sleeve on flange coordinates, and positioning through hole is cased with the outside of the base sleeve of adjustable bushing with both sides
Shape size all same, positioning through hole both sides are provided with the first side opening being engaged with micromachine shape size and the second side
Hole, a micromachine is mounted in each side opening.
Described micromachine includes motor body and output shaft, and the second external screw thread, the second outer spiral shell are provided with output shaft
Line closes with the second corresponding threaded holes in adjustable bushing.
Described base sleeve profile is cuboid, and adjustable bushing agent structure is " U " word structure of dustpan shape, chute
For two symmetrical "u"-shaped grooves, banking stop, which is inserted in "u"-shaped groove, limits adjustable bushing movement.
Described flange positioning hole is bellmouth, counterbore or circular hole, and flange positioning hole passes through the on screw and retainer
Three screwed holes are fixed.
The first described side opening and the second side opening are circular hole, and the motor body of micromachine is cylinder.
The utility model beneficial effect is:
1. with traditional swirl atomizer, pneumatic nozzle is compared, and the mist of oil field energy of adjustable cyclone coupling spray nozzle is enough suitable
Some special constructions burning Indoor Flow Field is answered, point extinguishment characteristics is improved, improves efficiency of combustion, reduce disposal of pollutants.
2. compared with common cyclone coupling spray nozzle, the mist of oil field of adjustable cyclone coupling spray nozzle can adapt to engine
Different operating mode lower combustion chamber flow field, point extinguishment characteristics are improved, efficiency of combustion is improved, reduces disposal of pollutants.
Brief description of the drawings
Fig. 1 is the explosive view for the adjustable cyclone coupling spray nozzle that the utility model embodiment provides.
Fig. 2 is the structural representation of the base sleeve for the adjustable cyclone coupling spray nozzle that the utility model embodiment provides
Figure.
Fig. 3 is the structural representation of the swirl atomizer for the adjustable cyclone coupling spray nozzle that the utility model embodiment provides
Figure.
Fig. 4 is the structural representation of the adjustable bushing for the adjustable cyclone coupling spray nozzle that the utility model embodiment provides
Figure.
Fig. 5 is the structural representation of the retainer for the adjustable cyclone coupling spray nozzle that the utility model embodiment provides.
Fig. 6 is the structural representation of the micromachine for the adjustable cyclone coupling spray nozzle that the utility model embodiment provides
Figure.
Fig. 7 is the structural representation for the adjustable cyclone coupling spray nozzle that the utility model embodiment provides.
Fig. 8 is the adjustable cyclone coupling spray nozzle tongue piece adjustment schematic diagram that the utility model embodiment provides.
Fig. 9 is that base sleeve, the swirl atomizer of the adjustable cyclone coupling spray nozzle that the utility model embodiment provides can
Mode, bushing connection diagram.
In figure, the adjustable cyclone coupling spray nozzles of 100-, 10- base sleeves, 11- enter air cleft, 12- banking stops, the spiral shells of 13- first
Pit, 14- flanges, 14a- flanges positioning hole, 20- swirl atomizers, the external screw threads of 21- first, 30- adjustable bushings, 31- can adjust
Formula tongue piece, 31a- chutes, 32- boss, the screwed holes of 33- second;40- retainers, 41- positioning through hole, the side openings of 42- first, 43-
Two side openings, the screwed holes of 44- the 3rd;50- micromachines, 51- motor bodies, 52- output shafts, the external screw threads of 52a- second.
Embodiment
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
The utility model provides a kind of adjustable cyclone coupling spray nozzle 100, and explosive view is as shown in figure 1, mounted configuration
As shown in fig. 7, comprises include base sleeve 10, swirl atomizer 20, adjustable bushing 30, retainer 40 and micromachine 50.
As shown in Fig. 2 center is provided with the first screwed hole 13 run through, base sleeve 10 is provided with for described base sleeve 10
One end is provided with flange 14 on the end face of one screwed hole 13, and the other end is provided with banking stop 12, and some flange positioning are provided with flange 14
Hole 14a.
Described swirl atomizer 20 as shown in figure 3, outer surface is provided with the first external screw thread 21 coordinated with the first screwed hole 13,
Swirl atomizer 20 is screwed in by the first external screw thread 21 in first screwed hole 13 of base sleeve 10, the first screwed hole and the first outer spiral shell
Left between line 21 into air cleft 11, top and the head in base sleeve 10 of swirl atomizer 20 and form one section of cavity, cavity is with entering
Air cleft 11 forms gas passage, as shown in Figure 9.
The described both sides of base sleeve 10 are cased with a pair of structure identical adjustable bushings 30, as shown in figure 4, adjustable lining
Cover 30 side walls and be provided with boss 32, the center of boss 32 is provided with the second screwed hole 33, and the one end of adjustable bushing 30 is provided with tongue piece 31, tongue piece
The chute 31a coordinated with banking stop 12 is provided with 31, chute 31a limits adjustable bushing 30 along base sleeve by banking stop 12
10 side wall transverse shiftings, as shown in figure 8, realizing elongating or shortening for equivalent tongue piece length, so as to change mist of oil field, produce
The mist of oil field of aero-engine difference operating mode lower combustion chamber flow field is matched, improves point extinguishment characteristics.
Described retainer 40 is as shown in figure 5, center is provided with the screwed hole 44 of positioning through hole 41 and the 3rd, the 3rd screwed hole
44 shape and quantity coordinates with the flange positioning hole 14a on flange 14 in base sleeve 10, and positioning through hole 41 is cased with both sides
The shape size all same of the outside of the base sleeve 10 of adjustable bushing 30, the both sides of positioning through hole 41 are provided with and micromachine
The first side opening 42 and the second side opening 43 that 50 shape sizes are engaged, a micromachine 50 is mounted in each side opening.
Described micromachine 50 is provided with as shown in fig. 6, comprising motor body 51 and output shaft 52 on output shaft 52
Two external screw thread 52a, the second external screw thread 52a are engaged with the second screwed hole 33 in adjustable bushing 30.
The described profile of base sleeve 10 is cuboid, and the agent structure of adjustable bushing 30 is " U " word structure of dustpan shape,
Chute 31a is two symmetrical "u"-shaped grooves, and banking stop 12 inserts restriction adjustable bushing 30 in "u"-shaped groove and moved.
Described flange positioning hole 14a is bellmouth, counterbore or circular hole, and flange positioning hole 14a passes through screw and retainer
The 3rd screwed hole 44 on 40 is fixed.
Described the first side opening 42 and the second side opening 43 is circular hole, and the motor body 51 of micromachine 50 is cylinder.
Those skilled in the art of the present technique are it is understood that unless otherwise defined, all terms used herein(Including skill
Art term and scientific terminology)With the general understanding identical meaning with the those of ordinary skill in the utility model art
Justice.It should also be understood that those terms defined in such as general dictionary should be understood that with upper with prior art
The consistent meaning of meaning hereinafter, and unless defined as here, will not with the implication of idealization or overly formal come
Explain.
Above-described embodiment, the purpose of this utility model, technical scheme and beneficial effect are entered
One step describes in detail, should be understood that and the foregoing is only specific embodiment of the present utility model, is not used to limit
The utility model processed, all within the spirit and principles of the utility model, any modification, equivalent substitution and improvements done etc.,
It should be included within the scope of protection of the utility model.
Claims (4)
- A kind of 1. adjustable cyclone coupling spray nozzle, it is characterised in that:Include base sleeve(10), swirl atomizer(20), it is adjustable Bushing(30), retainer(40)And micromachine(50);Described base sleeve(10)Center is provided with the first screwed hole run through(13), base sleeve(10)It is provided with the first screwed hole (13)End face on one end be provided with flange(14), the other end is provided with banking stop(12), flange(14)On be provided with the positioning of some flanges Hole(14a);Described swirl atomizer(20)Outer surface is provided with and the first screwed hole(13)The first external screw thread coordinated(21), centrifugation spray Mouth(20)Pass through the first external screw thread(21)Screw in base sleeve(10)The first screwed hole(13)In, outside the first screwed hole and first Screw thread(21)Between leave into air cleft(11), swirl atomizer(20)Top and base sleeve(10)Interior head forms one section of sky Chamber, cavity is with entering air cleft(11)Form gas passage;Described base sleeve(10)Both sides are cased with a pair of structure identical adjustable bushings(30), adjustable bushing(30)Side wall It is provided with boss(32), boss(32)Center is provided with the second screwed hole(33), adjustable bushing(30)One end is provided with tongue piece(31), tongue Piece(31)On be provided with and banking stop(12)The chute of cooperation(31a), chute(31a)Pass through banking stop(12)Limit adjustable bushing (30)Along base sleeve(10)Side wall transverse shifting;Described retainer(40)Center is provided with positioning through hole(41)With the 3rd screwed hole(44), the 3rd screwed hole(44)Shape Shape and quantity and base sleeve(10)Middle flange(14)On flange positioning hole(14a)Coordinate, positioning through hole(41)Covered with both sides There is adjustable bushing(30)Base sleeve(10)Outside shape size all same, positioning through hole(41)Both sides be provided with Micromachine(50)The first side opening that shape size is engaged(42)With the second side opening(43), one is mounted in each side opening Micromachine(50);Described micromachine(50)Include motor body(51)And output shaft(52), output shaft(52)On be provided with the second outer spiral shell Line(52a), the second external screw thread(52a)With adjustable bushing(30)In the second screwed hole(33)It is engaged.
- 2. adjustable cyclone coupling spray nozzle according to claim 1, it is characterised in that:Described base sleeve(10)Profile For cuboid, adjustable bushing(30)Agent structure be dustpan shape " U " word structure, chute(31a)For symmetrical two "u"-shaped groove, banking stop(12)Adjustable bushing is limited in insertion "u"-shaped groove(30)It is mobile.
- 3. adjustable cyclone coupling spray nozzle according to claim 1, it is characterised in that:Described flange positioning hole(14a) For bellmouth, counterbore or circular hole, flange positioning hole(14a)Pass through screw and retainer(40)On the 3rd screwed hole(44)Gu It is fixed.
- 4. adjustable cyclone coupling spray nozzle according to claim 1, it is characterised in that:The first described side opening(42)With Two side openings(43)For circular hole, micromachine(50)Motor body(51)For cylinder.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720304858.6U CN206973618U (en) | 2017-03-27 | 2017-03-27 | Adjustable cyclone coupling spray nozzle |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720304858.6U CN206973618U (en) | 2017-03-27 | 2017-03-27 | Adjustable cyclone coupling spray nozzle |
Publications (1)
Publication Number | Publication Date |
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CN206973618U true CN206973618U (en) | 2018-02-06 |
Family
ID=61415620
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201720304858.6U Expired - Fee Related CN206973618U (en) | 2017-03-27 | 2017-03-27 | Adjustable cyclone coupling spray nozzle |
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CN (1) | CN206973618U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106969381A (en) * | 2017-03-27 | 2017-07-21 | 南京航空航天大学 | Adjustable cyclone coupling spray nozzle |
CN109519315A (en) * | 2018-10-16 | 2019-03-26 | 安徽省飞腾航空科技有限公司 | A kind of light aircraft two stroke engine atomizer and its working method |
-
2017
- 2017-03-27 CN CN201720304858.6U patent/CN206973618U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106969381A (en) * | 2017-03-27 | 2017-07-21 | 南京航空航天大学 | Adjustable cyclone coupling spray nozzle |
CN106969381B (en) * | 2017-03-27 | 2023-09-26 | 南京航空航天大学 | Adjustable cyclone coupling nozzle |
CN109519315A (en) * | 2018-10-16 | 2019-03-26 | 安徽省飞腾航空科技有限公司 | A kind of light aircraft two stroke engine atomizer and its working method |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180206 Termination date: 20210327 |