CN206753696U - One kind burning blender burning mixed structure - Google Patents

Abstract

The utility model provides a kind of burning blender burning mixed structure, combined including multistage hybrid chamber, one end of inner casing is provided with the 3rd inner casing, the 3rd inner casing wall coaxial heart is provided with the 4th inner casing, the other end of 3rd inner casing is provided with the first cowling panel, pass through second partition, 4th inner casing and first cowling panel form first level ring hybrid chamber, annular second level hybrid chamber is formed between 3rd inner casing and the 4th inner casing, first cowling panel one end is provided with the second cowling panel, third level hybrid chamber is formed between first cowling panel and the second cowling panel, the flabellum at straightener(stator) blade edge is bent to one end away from the second cowling panel, multiple intermediate blades are additionally provided between straightener(stator) blade and the second cowling panel.A kind of burning blender burning mixed structure described in the utility model, original series hybrid cavity configuration can be achieved in limited space to can achieve the effect that, aggravate the flowing of tail gas in radial directions simultaneously, form eddy flow, further ensure the uniformity of flowing.

Description

One kind burning blender burning mixed structure

Technical field

The utility model belongs to diesel motor exhaust Remanufacture field, more particularly, to one kind burning blender combustion Burn mixed structure.

Background technology

The exhaust pollutant of diesel engine mainly includes oxynitrides and particulate matter.With diesel engine emissions method The upgrading of rule, further processing is needed to the particulate matter in motor exhaust.DPF (Diesel Particulate Filter), diesel particulate filter, refer in diesel engine truck exhaust system, particulate matter in exhaust is reduced by filtering (PM) device.DPF is arranged in Diesel Engine Exhaust Pipe, and exhaust is when passing through, and PM is by filter core adsorption filtration, with the working time Increase, filter core inside PM increases, causes exhaust back pressure to raise, and will influence the economy of the dynamic property of diesel engine.Particulate is removed to catch The process of particulate is the dpf regeneration of particle trapper in storage, and DPF initiative regenerations refer to put forward gas flow temperature by external energy Height arrives the initiation temperature of particulate, and then the particle burning of trapping is reached the purpose of regeneration filtering body, and at present, traditional active is again It is combustion-supporting again that raw technology includes various ways, the wherein oil spouts such as the injection combustion-supporting regeneration of fuel oil, electrical heating regeneration, microwave heating regeneration It is raw, be to be realized in blast pipe by oil jetting combustion heat release in dpf regeneration currently existing scheme, exist mostly burn it is insufficient plus Situations such as heat is uneven, component structural is complicated.For such a situation, the utility model proposes one kind burning blender combustion Mixed structure is burnt, the tail gas flowed into from combustion chamber and discharge chamber, by being sufficiently mixed between multi-cavity, is in limited space Original series hybrid cavity configuration can be achieved to can achieve the effect that, while aggravate the flowing of tail gas in radial directions, form rotation Stream, further ensure the uniformity of flowing.

Utility model content

In view of this, the utility model is directed to a kind of burning blender burning mixed structure, in limited space Interior i.e. achievable original series hybrid cavity configuration can achieve the effect that, while aggravate the flowing of tail gas in radial directions, shape Into eddy flow, the uniformity of flowing is further ensured.

To reach above-mentioned purpose, what the technical solution of the utility model was realized in：

One kind burning blender burning mixed structure, including the combination of multistage hybrid chamber, one end of inner casing is prolonged to contract The 3rd inner casing of connection is stretched out, the 3rd inner casing wall coaxial heart is provided with the 4th inner casing, and the other end of the 3rd inner casing is set There is the first cowling panel, first level ring hybrid chamber, institute are formed by second partition, the 4th inner casing and first cowling panel State and annular second level hybrid chamber is formed between the 3rd inner casing and the 4th inner casing, first cowling panel is away from the described 3rd One end of shell is provided with the second cowling panel, and third level hybrid chamber is formed between first cowling panel and second cowling panel；

Straightener(stator) blade is placed in side of second cowling panel away from first cowling panel and wherein one of its edge Divide and fixed with inner walls, the flabellum at the straightener(stator) blade edge is bent to one end away from second cowling panel, and multiple Rotation direction after the flabellum bending of the straightener(stator) blade is identical, is additionally provided between the straightener(stator) blade and second cowling panel multiple Intermediate blade.

Further, the first cowling panel core is to the tapered depression of the 3rd inner casing, second rectification It is large through-hole among plate, and is bent along the large through-hole edge to one end away from the 3rd inner casing.

Further, the first cowling panel edge is fixed with the inner walls, the intermediate blade and the rectification The overbending direction of the flabellum of blade is identical and same part is fixed with the inner walls, and the straightener(stator) blade center section is provided with Multiple equally distributed 6th through holes.

Further, the 3rd inner casing outer wall is provided with multiple rows of the first rectification hole being circularly and evenly distributed, and the described 4th Axial rectification hole and the radial direction rectification hole of multiple circle distributions is had on inner casing.

Further, the axis of the axial rectification hole is perpendicular to the radial direction rectification hole, the radial direction rectification hole with it is outer Portion's discharge chamber connection, the cross-sectional area sum of the radial direction rectification hole are more than the cross section of the fourth hole on the second partition Product sum.

Further, multiple fifth holes are equally provided with first cowling panel, the fifth hole is by the described 3rd Cavity of the level hybrid chamber respectively with the first order hybrid chamber, the second level hybrid chamber and the 3rd inner casing connects, described The maximum gauge that straightener(stator) blade bending part is formed is more than the diameter of the large through-hole.

Relative to prior art, a kind of burning blender burning mixed structure described in the utility model has following excellent Gesture：

(1) a kind of burning blender burning mixed structure described in the utility model, is flowed into from combustion chamber and discharge chamber Tail gas, by being sufficiently mixed between multi-cavity, in limited space original series hybrid cavity configuration can be achieved can reach The effect arrived, while aggravate the flowing of tail gas in radial directions, eddy flow is formed, further ensures the uniformity of flowing.

(2) the 3rd inner casing outer wall described in the utility model is provided with multiple rows of the first rectification hole being circularly and evenly distributed, institute State axial rectification hole and the radial direction rectification hole that multiple circle distributions are had on the 4th inner casing, the axis of the axial rectification hole Perpendicular to the radial direction rectification hole, the radial direction rectification hole connects with the outer row air cavity, the radial direction rectification hole it is transversal Area sum is more than the cross-sectional area sum of the fourth hole on the second partition, is equally provided with first cowling panel more Individual fifth hole, the fifth hole mix the third level hybrid chamber with the first order hybrid chamber, the second level respectively Close chamber to connect with the cavity of the 3rd inner casing, the maximum gauge that the straightener(stator) blade bending part is formed is more than the large through-hole Diameter.By the rectification hole set to connection between each hybrid chamber, the level mixing of gas is ensure that, and relatively scattered, flowing Property is stronger, ensure that preferable mixed effect, and space availability ratio is higher.

Brief description of the drawings

Form a part of accompanying drawing of the present utility model to be used for providing further understanding to of the present utility model, this practicality is new The schematic description and description of type is used to explain the utility model, does not form to improper restriction of the present utility model. In accompanying drawing：

Fig. 1 is that a kind of multi-cavity integrated combustion for diesel engine DPF system described in the utility model embodiment mixes Device whole interior structural representation；

Fig. 2 is that a kind of multi-cavity integrated combustion for diesel engine DPF system described in the utility model embodiment mixes Device mixed-rectification structure adds the internal structure schematic diagram of intermediate blade；

Fig. 3 is that a kind of multi-cavity integrated combustion for diesel engine DPF system described in the utility model embodiment mixes Device combustion chamber partial internal structure schematic diagram；

Fig. 4 is that a kind of multi-cavity integrated combustion for diesel engine DPF system described in the utility model embodiment mixes Device hybrid chamber partial internal structure schematic diagram；

Fig. 5 is that a kind of multi-cavity integrated combustion for diesel engine DPF system described in the utility model embodiment mixes Device oil atomizing device overall structure diagram；

Fig. 6 is that a kind of multi-cavity integrated combustion for diesel engine DPF system described in the utility model embodiment mixes Device oil atomizing device internal structure schematic diagram.

Description of reference numerals：

1- offgas ducts；2- housings；3- oil atomizing devices；The mounting seats of 4- second；5- inner casings；6- outer row air cavitys；7- every Plate；8- mixed-rectification structures；9- separate internal combustion chambers；201- plates；202- heat-insulation layers；The mounting seats of 301- first；302- lights a fire Installing port；303- atomizing cups；304- fuel nozzle mounting discs；305- air intlets；306- fuel nozzle installing ports；307- second Through hole；308- groove runners；309- apertures；310- atomization chambers；The inner casings of 501- first；The inner casings of 502- second；The housings of 503- first Combustion-supporting hole；504- baffle plates；505- the second housing combustion-supporting holes；506- square openings；701- first partitions；702- second partitions；801- Multistage hybrid chamber combination；802- straightener(stator) blades；8011- first order hybrid chambers；The cowling panels of 8012- first；The rectifications of 8013- second Plate；8014- third level hybrid chambers；The inner casings of 8015- the 4th；8016- second level hybrid chamber；The rectification holes of 8017- first；8018- Three inner casings；80151- axial directions rectification hole；80152- radial direction rectification holes；80121- fifth holes；The through holes of 8021- the 6th；8022- Intermediate blade；901- the first internal independence combustion chambers；902- the second internal independence combustion chambers.

Embodiment

It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the utility model can To be mutually combined.

In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ", The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are Based on orientation shown in the drawings or position relationship, it is for only for ease of description the utility model and simplifies description, rather than instruction Or imply that signified device or element must have specific orientation, with specific azimuth configuration and operation, therefore be not understood that For to limitation of the present utility model.In addition, term " first ", " second " etc. are only used for describing purpose, and it is not intended that instruction Or imply relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, " first ", " second " etc. are defined Feature can express or implicitly include one or more this feature.In description of the present utility model, unless separately It is described, " multiple " are meant that two or more.

, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, It can be the connection of two element internals.For the ordinary skill in the art, on being understood by concrete condition State concrete meaning of the term in the utility model.

Describe the utility model in detail below with reference to the accompanying drawings and in conjunction with the embodiments.

A kind of burning blender burning mixed structure as shown in Figure 1, including the cylindrical shell that both ends are shunk respectively inwards 2, inner casing 5 is arranged with the housing 2, and one end of the housing 2 is removably connected with oil atomizing device 3, the shape of inner casing 5 Into chamber be separate internal combustion chamber 9, the one end of the inner casing 5 away from the oil atomizing device 3 is provided with mixed-rectification knot Structure 8, the outer wall of housing 2 are provided with offgas duct 1, pass through the formation external exhaust gas of dividing plate 7 between housing 2 and the inner casing 5 side wall Chamber 6, the offgas duct 1 connect with the outer row air cavity 6.Multiple chambers are integrated, existing product is greatly reduced Volume, meanwhile, by the shell and inner casing 5 of inside and outside concentric design, form independent combustion chamber, each involving chamber Combination, realizes the optimization of Flow and heat flux, realizes fuel and preferably burn, in the case where reducing energy consumption, reach DPF finally ensure that the emissions object of diesel particulate in raw condition.

Wherein, the inner casing 5 includes the first inner casing 501 and the second inner casing 502 that coaxial core diameter is different and connects, respectively Form the first internal independence combustion chamber 901 and the second internal independence combustion chamber 902, the outer wall of the other end of the first inner casing 501 It is fixedly connected with tighten up mouth of the housing 2 close to the housing 2 of the oil atomizing device 3 by the second mounting seat 4, institute Oil atomizing device 3 is stated to connect with the first internal independence combustion chamber 901.Connection is formed by two connected inner casings 5 First internal independence combustion chamber 901 and the second internal independence combustion chamber 902, independent burning is realized by such a form, two layers Setting ensure that the full and uniform of burning, can reach more preferable effect, can be effectively prevented from what exhaust gas flow was burnt to fuel oil Influence, tail gas will not cause to wash away to flame, directly compared with burning, significantly reduces flame in blast pipe with existing and puts out Go out, the situation that incomplete combustion etc. is unfavorable for dpf regeneration occurs, and improves fuel availability and the thermal efficiency.

Wherein, the axis of the housing 2 and first inner casing 501 overlaps, and the diameter of first inner casing 501 is less than The diameter of second inner casing 502, the cross wall connected between first inner casing 501 and second inner casing 502 is perpendicular to institute State the axis of the first inner casing 501 and be provided with multiple equally distributed square openings 506 thereon, the top of square opening 506, which is provided with, inclines Oblique baffle plate 504, the side wall of the first inner casing 501 are circumferentially provided with equally distributed multiple first housing combustion-supporting holes 503, institute State the side wall of the second inner casing 502 and be circumferentially provided with equally distributed multiple second housing combustion-supporting holes 505, the first housing combustion-supporting hole 503 are disposed adjacent to one end of second inner casing 502, the first housing combustion-supporting hole 503 and the second housing combustion-supporting hole Distance of shaft centers between 505 is less than 50mm, and the diameter of the first housing combustion-supporting hole 503 is less than the second housing combustion-supporting hole 505 Diameter, the first partition 701 and second partition 702 that the dividing plate 7 divides to be parallel to each other, the first partition 701 is placed in institute State between the first housing combustion-supporting hole 503 and the second housing combustion-supporting hole 505 and with the axis of the first housing combustion-supporting hole 503 It is parallel, it is provided with multiple equally distributed first through hole in the first partition 701, the diameter of the first through hole is more than described the The diameter of one housing combustion-supporting hole 503 and the diameter for being less than the second housing combustion-supporting hole 503.By to the first inner casing 501 and The further improvement of two inner casings 502 to realize more preferable combustion efficiency, by the first inner casing 501 and the second inner casing 502 it Between cross wall on set multiple equally distributed square openings 506 to realize the entrance of partial tail gas, the He of the first housing combustion-supporting hole 503 The design of second housing combustion-supporting hole 505 ensure that tail gas enters from multiple directions, ensure that scattered when tail gas enters and not Tongfang To, and the setting of baffle plate further ensures gas and not directly entered, and avoids the influence for causing exhaust gas flow to burn fuel oil, Tail gas will not cause to wash away to flame, the tail gas entered from the part, fuel can be promoted more evenly and rapidly to burn.

Wherein, the oil atomizing device 3 includes atomizing cup 303 and is placed in the first mounting seat 301 of its one end outer wall, institute The other end for stating atomizing cup 303 is removably connected with fuel nozzle mounting disc 304, and the atomizing cup 303 is by close to described first One end of mounting seat 301 is provided with deep hole to the other end, forms atomization chamber 310, the atomization chamber 310 and first internal independence Combustion chamber 901 connects, and the center of fuel nozzle mounting disc 304 is provided with fuel nozzle installing port 306, the fuel nozzle installation Mouth 306 is connected with the atomization chamber 310, and air intlet 305, the fuel oil peace are additionally provided with the fuel nozzle mounting disc 304 Sabot 304 is provided with annular groove runner 308, the air intlet 305 and the groove stream close to one end of the atomizing cup 303 Road 308 is connected, and the groove runner 308 is corresponded on the atomizing cup 303 and is provided with multiple circumferentially equally distributed apertures 309, The aperture 309 connects with the deep hole.The matching design of aperture 309 and groove runner 308 ensure that by air intlet 305 The air of entrance will not be directly entered, and change the direction of air flow with this, gas dispersion, ensure that gas will not be to combustion chamber Burning impact, make combustion efficiency more preferable.

Wherein, the diameter of the atomization chamber 310 is inwardly gradual by one end close to the first internal independence combustion chamber 901 Reduce, the atomization chamber 310 is formed pyramidal structure 311, the cross-sectional area of the air intlet 305 is less than or equal to described small Cross-sectional area after the superposition of hole 309, first mounting seat 301 and the circumference of fuel nozzle mounting disc 304 have more Individual second through hole 307, bolt pass through second through hole 307 by first mounting seat 301 and the fuel nozzle mounting disc 304 are fixedly connected, and the igniting installing port 302 of connection is additionally provided with the side wall of atomization chamber 310, the igniting installing port 302 Axis of the axis perpendicular to the fuel nozzle installing port 306.Ensured by the limitation of the cross-sectional area to each related aperture Larger efficiency of combustion, the design being detachably connected is easy to the maintenance of inner body to change, and is easy to maintain.

Wherein, the mixed-rectification structure 8 includes multistage hybrid chamber combination 801, and the inner casing 5 is to away from the oil spray The 3rd inner casing 8018 that connection is extended at 3 ends to contract is put in makeup, and the wall coaxial heart of the 3rd inner casing 8018 is provided with the 4th Inner casing 8015, the other end of the 3rd inner casing 8018 are provided with the first cowling panel 8012, the edge of the first cowling panel 8012 with The inwall of housing 2 is fixed, and passes through the second partition 702, the 4th inner casing 8015 and the shape of the first cowling panel 8012 First order hybrid chamber 8011 is circularized, forming the annular second level between the 3rd inner casing 8018 and the 4th inner casing 8015 mixes Chamber 8016 is closed, the one end of first cowling panel 8012 away from the 3rd inner casing 8018 is provided with the second cowling panel 8013, described Third level hybrid chamber 8014, first cowling panel 8012 are formed between first cowling panel 8012 and second cowling panel 8013 Core is large through-hole among second cowling panel 8013 to the 8018 tapered depression of the 3rd inner casing, and along described Large through-hole edge is bent to one end away from the 3rd inner casing 8018.The design of multistage hybrid chamber realizes the repeatedly mixed of inside Close, make to be more fully mixed, be sufficiently mixed in limited less space, mixed effect is preferable and saves space, practicality It is stronger.

Wherein, the mixed-rectification structure 8 also includes straightener(stator) blade 802, and it is whole that the straightener(stator) blade 802 is placed in described second Side of the flowing plate 8013 away from the first cowling panel 8012 and a portion at its edge is fixed with the inwall of housing 2, The flabellum at the edge of straightener(stator) blade 802 is bent to one end away from second cowling panel 8013, and multiple rectification leaves Rotation direction after the flabellum bending of piece 802 is identical.Make the speed of mixed gas flowing by the straightener(stator) blade 802 of such a form Accelerate, form eddy flow, further ensure the uniformity of flowing.

Wherein, intermediate blade can also be increased in mixed-rectification structure, Fig. 2 is that mixed-rectification structure adds cuing open for intermediate blade View, multiple intermediate blades 8022, the middle leaf are additionally provided between the straightener(stator) blade 802 and second cowling panel 8013 Piece 8022 is identical with the overbending direction of the flabellum of the straightener(stator) blade 802 and same part is fixed with the inwall of housing 2, described The center section of straightener(stator) blade 802 is provided with multiple equally distributed 6th through holes 8021.In flabellum by multiple equidirectionals Between the setting of blade 8022 flowing of gas radial direction can be made more violent, be advantageous to improve efficiency, the eddy flow of formation is bigger, Further ensure the uniformity of flowing.

Wherein, the outer wall of the 3rd inner casing 8018 is provided with multiple rows of the first rectification hole 8017 being circularly and evenly distributed, described The axial rectification hole 80151 and radial direction rectification hole 80152 of multiple circle distributions, the axial direction are had on 4th inner casing 8015 The axis of rectification hole 80151 is perpendicular to the radial direction rectification hole 80152, the radial direction rectification hole 80152 and the external exhaust gas Chamber 6 connects, and the cross-sectional area sum of the radial direction rectification hole 80152 is more than the horizontal stroke of the fourth hole on the second partition 702 Sectional area sum, multiple fifth holes 80121 are equally provided with first cowling panel 8012, and the fifth hole 80121 will The third level hybrid chamber 8014 respectively with the first order hybrid chamber 8011, the second level hybrid chamber 8016 and the described 3rd The cavity connection of inner casing 8018, the maximum gauge that the bending part of straightener(stator) blade 802 is formed are more than the diameter of the large through-hole.It is logical The rectification hole set to connection between each hybrid chamber is crossed, ensure that the level mixing of gas, and it is relatively scattered, mobility is stronger, It ensure that preferable mixed effect, space availability ratio is higher.

Wherein, the offgas duct 1 is nearby provided with the first temperature sensor, second cowling panel close to the housing 2 The housing 2 between 8013 and the straightener(stator) blade 802 is provided with second temperature sensor.By entering fashionable temperature to tail gas The collection of the temperature of degree and gaseous mixture ensures to be operated at a temperature of preferably, to realize more to realize the regulation and control of each several part Good effect.

Wherein, the side wall of housing 2 is made up of two plates 201, and heat-insulation layer 202 is provided between two plates 201.It is logical The setting increase of heat-insulation layer 202 is crossed to the heat insulation effect after internal-combustion, economizes on resources, ensures more preferable effect, improve efficiency.

Embodiment of the present utility model：As shown in figure 1, burning blender is arranged in DPF or DOC+DPF post processings The front end of system, mainly it is made up of discharge chamber, combustion chamber and hybrid chamber three parts, it is possible to achieve good exhaust temperature and flowing Uniformity, avoid the operation irregularity that tail gas local temperature is too high, unilateral and imperfect flow causes after-treatment system, it is ensured that The reliable regeneration event of DPF efficient stables；

Discharge chamber entrance is offgas duct 1, and end face contains adpting flange, contains the first temperature sensor, engine in offgas duct 1 The tail gas of discharge enters outer row air cavity 6 via offgas duct 1, and internal independence combustion chamber one end is provided with oil atomizing device 3, wherein Atomizing cup 303 is provided with fuel nozzle, and the fuel nozzle mounting disc 304 being detachably connected with it is provided with air intlet 305, atomizing cup There is igniting installing port 302 303 sides, and internal-combustion chamber contains multiplexor, connected on the outside of passage with outer row air cavity 6, mixed Chamber is in the rear end of outer row air cavity 6 and combustion chamber, and the tail gas into the fraction of outer row air cavity 6 passes through first partition 701 On the holes of more than 506 individual different directions of first through hole, two housing combustion-supporting holes and square opening be dispersed into internal-combustion chamber and mist Change chamber 310, the dispersiveness of the tail gas different directions of fraction, which enters, prevents the pressure loss, avoids generation from damming phenomenon, herein Do not cause burned flame to extinguish under kind of flow velocity, at the same reduce tail gas to the impact of gas caused reciprocation, herein mistake Cheng Zhong, mist is dispersed into by the aperture 309 of setting and the collective effect of groove runner 308 by the air of air intlet 305 Change chamber 310, reduce the impact to flame, this air can come from the compressed air cylinder of vehicle, can be from independent sky Air pump, the air of supply can provide the local oxygen-enriched environment required for fuel oil burning, and realize more preferable to the fuel oil of penetrating Atomization, reduce oil droplet and account on exhaust wall, cause the harmful effect such as insufficient of burning, pass through fully burning in the gas of entrance Afterwards, into multistage hybrid chamber, at the same time the most tail gas in outside discharge chamber passes through second baffle 702 and inner casing 5 On through hole enter hybrid chambers at different levels, in the presence of the three-level hybrid chamber of connection, the tail gas after burning and the tail without burning Gas mixes more full and uniform wherein, and by cowling panel and straightener(stator) blade 802, makes well mixed tail gas in radial direction side Upward flowing aggravation, forms eddy flow, the uniformity for further ensuring flowing realizes the optimization in exhaust temperature field and flow field, most Well mixed gas discharge at last.

Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc., the utility model should be included in Protection domain within.

Claims (6)

1. one kind burning blender burning mixed structure, it is characterised in that：(801) are combined including multistage hybrid chamber, inner casing (5) One end extend the 3rd inner casing (8018) of connection to contract, the 3rd inner casing (8018) the wall coaxial heart is provided with the 4th Inner casing (8015), the other end of the 3rd inner casing (8018) are provided with the first cowling panel (8012), by second partition (702), 4th inner casing (8015) and first cowling panel (8012) form first level ring hybrid chamber (8011), in the described 3rd Annular second level hybrid chamber (8016), first cowling panel are formed between shell (8018) and the 4th inner casing (8015) (8012) one end away from the 3rd inner casing (8018) is provided with the second cowling panel (8013), first cowling panel (8012) and Third level hybrid chamber (8014) is formed between second cowling panel (8013)；

Straightener(stator) blade (802) is placed in side of second cowling panel (8013) away from first cowling panel (8012) and its side A portion of edge is fixed with housing (2) inwall, and the flabellum at straightener(stator) blade (802) edge is to away from second rectification One end bending of plate (8013), and the rotation direction after the flabellum bending of multiple straightener(stator) blades (802) is identical, the straightener(stator) blade (802) multiple intermediate blades (8022) are additionally provided between second cowling panel (8013).

A kind of 2. burning blender burning mixed structure according to claim 1, it is characterised in that：First rectification Plate (8012) core is middle to be big logical to the tapered depression of the 3rd inner casing (8018), second cowling panel (8013) Hole, and bent along the large through-hole edge to one end away from the 3rd inner casing (8018).

A kind of 3. burning blender burning mixed structure according to claim 1, it is characterised in that：First rectification Plate (8012) edge is fixed with the housing (2) inwall, the intermediate blade (8022) and the flabellum of the straightener(stator) blade (802) Overbending direction it is identical and same part is fixed with the housing (2) inwall, straightener(stator) blade (802) center section is provided with more Individual equally distributed 6th through hole (8021).

A kind of 4. burning blender burning mixed structure according to claim 1, it is characterised in that：3rd inner casing (8018) outer wall is provided with multiple rows of the first rectification hole (8017) being circularly and evenly distributed, and is opened respectively on the 4th inner casing (8015) There are the axial rectification hole (80151) and radial direction rectification hole (80152) of multiple circle distributions.

A kind of 5. burning blender burning mixed structure according to claim 4, it is characterised in that：The axial rectification The axis in hole (80151) is perpendicular to the radial direction rectification hole (80152), the radial direction rectification hole (80152) and outer row air cavity (6) connect, the cross-sectional area sum of the radial direction rectification hole (80152) is more than the fourth hole on the second partition (702) Cross-sectional area sum.

A kind of 6. burning blender burning mixed structure according to claim 2, it is characterised in that：First rectification Equally it is provided with multiple fifth holes (80121) on plate (8012), the fifth hole (80121) is by the third level hybrid chamber (8014) respectively with the first order hybrid chamber (8011), the second level hybrid chamber (8016) and the 3rd inner casing (8018) Cavity connection, the maximum gauge that straightener(stator) blade (802) bending part is formed is more than the diameter of the large through-hole.