CN106704260A

CN106704260A - Turbine assembly, multistage cascade turbine and turbine jet-flow method

Info

Publication number: CN106704260A
Application number: CN201611235419.0A
Authority: CN
Inventors: 谢奇峰
Original assignee: Dongguan Zhuo Qi Electronic Technology Co Ltd
Current assignee: Dongguan Zhuo Qi Electronic Technology Co Ltd
Priority date: 2016-09-12
Filing date: 2016-12-28
Publication date: 2017-05-24
Anticipated expiration: 2036-12-28
Also published as: CN106704258A; CN106837866A; CN106704260B; CN106762822B; CN206419269U; CN106762822A; CN206617365U; CN206419267U; CN106593949A

Abstract

The invention discloses a multistage cascade turbine. The multistage cascade turbine comprises an inner guide wall, an outer guide wall and a guide air duct formed between the inner guide wall and the outer guide wall. Multiple blades are arranged in the guide air duct. The guide air duct comprises a centrifugal runner for throwing air around and an acceleration runner which communicates with the centrifugal runner and is used for guiding out the air thrown around in an accelerated manner. The blades comprise the multiple centrifugal blades arranged in the centrifugal runner and the multiple acceleration blades arranged in the acceleration runner. Compared with the prior art, the turbine is the cascade turbine with at least two stages, firstly the air is thrown around through the centrifugal runner, then the thrown air is accelerated and output through the acceleration runner, the wind can be output stably, and the wind force is large as well and can even reach the effect of several times of the effect of conventional single-stage impeller wind pressure. The invention further discloses a turbine assembly and a turbine jet-flow method corresponding to the multistage cascade turbine.

Description

Turbine assembly, multi-stage cascade turbine and turbine jet flow method

Technical field

The present invention relates to turbine, more particularly to the blow strong turbine of steady, wind-force and jet flow method.

Background technology

Present air propeller, especially without leaf air propeller, existing turbine is existed and send ability of air weak, and wind-force is unstable The shortcomings of, this technology is improved for existing issue.

The content of the invention

It is an object of the invention to provide air-supply is steady, wind-force is strong turbine and jet flow method.

It is upper purposeful in order to realize, the invention discloses a kind of multi-stage cascade turbine, including Inner guide wall, outer training wall and The diversion air duct between the Inner guide wall and outer training wall is formed at, some blades are provided with the diversion air duct, it is described to lead Stream air channel includes the air that air is connected and will be thrown away to surrounding to the centrifugation runner that surrounding throws away with the centrifugation runner Accelerate derived acceleration channels, the blade is included located at some centrifuge blades being centrifuged in runner and located at the acceleration Some speeding-up blades in runner.

Compared with prior art, turbine of the invention is the cascade turbine of at least two-stage, wherein first pass through centrifugation runner will The air that air throws away to surrounding, will be thrown away by acceleration channels again is accelerated to export, and not only can smoothly be exported wind, And wind-force is big, or even the effect for being several times as much as conventional single stage impeller blast can be reached.

Wherein, the Inner guide wall includes the first Inner guide wall and the second Inner guide wall, and the outer training wall includes first Outer training wall and the second outer training wall, are provided with the centrifuge blade with shape between the first Inner guide wall and the first outer training wall Into the centrifugation runner, the speeding-up blade is provided between the second Inner guide wall and the second outer training wall to form described adding Fast runner.

It is preferred that the first outer training wall is located at out the side of air scoop along the axially extending of the multi-stage cascade turbine Form the synchronous outer training wall of centrifugation.It is to be led in axle stream mode, with first that the synchronous outer kuppe of centrifugation turns to whizzer Stream wall synchronous rotary, overcomes the air of the external quiet kuppe of tradition to make an uproar.

It is preferred that the first Inner guide wall is raised arc-shaped curved surface or taper surface, and the first Inner guide wall On be formed with it is some from the axle center to extending around the centrifuge blade for being formed.The program cause it is described centrifugation runner be not only by The runner that air throws away to surrounding, also flows air vertically so that centrifugation runner is compound runner, is not only easy to air defeated In delivering to acceleration channels, also cause that air flows in runner is centrifuged is more smooth steady.

Specifically, the first Inner guide wall is the conical surface that bus is straight line or convex.

More preferably, the taper of the first Inner guide wall is gold angle or close to gold angle.The of gold angle One Inner guide wall causes that flowing of the air on the first Inner guide wall is more smooth.

More preferably, the first Inner guide wall be water conservancy diversion plane, formed in the water conservancy diversion plane it is some from the axle center to Extend around the centrifuge blade to be formed

It is preferred that the acceleration channels are the turbine runner axially accelerated along it.

Specifically, the second Inner guide wall be with its it is axially in parallel or with approximately parallel guide face, described second Outer training wall is engaged with the second Inner guide wall

It is preferred that projection of some centrifuge blades on along the plane of the multi-stage cascade turbine axis perpendicular is in have Helical curve or angled straight lines that center is scattered to surrounding.The centrifuge blade of helical curve causes that air velocity is faster more steady.

It is preferred that the first Inner guide wall and the second Inner guide wall are integrally formed, the centrifuge blade and speeding-up blade It is respectively formed on the first Inner guide wall and the second Inner guide wall.It is easy to make, and causes air in centrifugation runner and add Flowing between fast runner is more smooth.

It is preferred that the second outer training wall is integrally formed with the second Inner guide wall and speeding-up blade.The program makes The outside of acceleration channels has a retaining wall (the second outer training wall) for cooperation so that the acceleration effect of air more preferably, and wind Speed is more steady.

It is preferred that the centrifuge blade is formed on the first Inner guide wall, and the centrifuge blade is away from first The projection and concave point of male-female engagement are respectively formed with the side of training wall and the first outer training wall, the centrifuge blade connects It is connected to when on the described first outer training wall, it is described raised to engage with the concave point.The raised cooperation with the concave point can effectively subtract The vibration of runner is centrifuged less and prevents that overflow is centrifuged.

It is preferred that the centrifuge blade has one between the leaf head in the multi-stage cascade turbine axle center and the axle center Fixed gap, so as to form air draught raceway groove between some centrifuge blades and the axle center.The program allows that air is inhaled In wind raceway groove suction centrifugation runner, increase air velocity and efficiency.

It is preferred that the diversion air duct also includes accelerating air and being delivered to the air draught runner of centrifugation runner, the leaf Piece includes the air draught blade in the air draught runner.

Specifically, the air draught runner is the runner for entering air along its axial direction.

Specifically, the air draught blade is spiral helicine helical blade, so that the air draught runner is spirally inlet air Runner, air draught efficiency high.

More preferably, the air draught blade with the plane of the axis perpendicular of the multi-stage cascade turbine on projection helically Curve.

More preferably, in some air draught blades, adjacent air draught blade hangs down in the axle center with the multi-stage cascade turbine Projection head and the tail in straight plane are overlapped, and are suppressed to stop air return and are increased blast.

Specifically, the Inner guide wall also includes the 3rd Inner guide wall, and the outer training wall also includes the 3rd outer training wall, It is provided with the air draught blade to form the air draught runner between the 3rd Inner guide wall and the 3rd outer training wall.

More specifically, the first outer training wall and the 3rd outer training wall are integrally formed.

More specifically, the 3rd outer training wall, the 3rd Inner guide wall and air draught blade are integrally formed.

More preferably, the center for entering air scoop of the air draught runner is less than surrounding, so that the air draught runner can be actively Calm the anger.

The invention also discloses a kind of turbine jet flow method, comprise the following steps：(1) by the way that the sky that runner will enter is centrifuged Gas throws away and exports to an acceleration channels to surrounding centrifugation；(2) air thrown away by centrifugation is carried out into axle by acceleration channels To accelerating and export.

Compared with prior art, turbine of the invention is the cascade turbine of at least two-stage, wherein first pass through centrifugation runner will The air that air throws away from axle center to surrounding, will be thrown away by acceleration channels again is accelerated to export, not only can be steady by wind Output, and wind-force is big.

It is preferred that the Inner guide wall of the centrifugation runner is the water conservancy diversion plane of raised curved surface or level, and by air Thrown away to surrounding centrifugation along the Inner guide wall.The program causes that the centrifugation runner is not only the stream that air is thrown away to surrounding Road, also flows air vertically so that centrifugation runner is compound runner, is not only easy to air to be delivered in acceleration channels, also So that air flowed in runner is centrifuged it is more smooth steady.

Specifically, the Inner guide wall of the centrifugation runner is the conical surface that bus is straight line or convex.

More preferably, the first Inner guide wall be water conservancy diversion plane, formed in the water conservancy diversion plane it is some from the axle center to Extend around the centrifuge blade to be formed.

It is preferred that also including step (3) before the step (1)：Draw air into and added by air draught runner Speed, and the air after acceleration is delivered to centrifugation runner.

More preferably, the air draught runner is the turbine runner for axially accelerating.

More preferably, the acceleration channels are the turbine runner for axially accelerating.

The invention also discloses a kind of turbine assembly, including the first Inner guide wall and it is connected with the first Inner guide wall Second Inner guide wall, the first Inner guide wall is the curved surface of projection or the water conservancy diversion plane of level, the first Inner guide wall On be formed with it is some from the axle center to the centrifuge blade for being formed is extended around, the second Inner guide wall is flat with the axial direction Row or with the approximately parallel guide face in the axial direction, be formed with some speeding-up blades on the second Inner guide wall.

Compared with prior art, on turbine assembly of the invention, centrifuge blade and the first Inner guide wall may make up one by sky The centrifugation runner that gas throws away to surrounding, forms a turbine runner between speeding-up blade and the second Inner guide wall, such that it is able to by One Inner guide wall flow through come air accelerate output, to form acceleration channels so that air first pass through centrifugation runner by air to The air that surrounding throws away, will be thrown away by acceleration channels again is accelerated to export, and not only can smoothly be exported wind, and wind-force Greatly.

It is preferred that the turbine assembly is integrally formed.

It is preferred that the first Inner guide wall is the conical surface that bus is straight line or convex.The program makes to have leisure Accelerate along axle stream while gas outwards throws away along the first Inner guide wall so that wind-force is bigger, more steadily.

More preferably, the taper of the first Inner guide wall is gold angle or close to gold angle.

It is preferred that the second outer training wall is additionally provided with outside the second Inner guide wall certain distance, outside the speeding-up blade Side is integrally formed with the described second outer training wall or is connected or is in contact, so as to the second Inner guide wall, lead outside second The acceleration channels for flowing out air acceleration vertically are formed between stream wall and the speeding-up blade.

More preferably, the described second outer training wall is corresponding with the second Inner guide wall shape.

Brief description of the drawings

Fig. 1 a are one stereograms of angle of two-level concatenation turbine in first embodiment of the invention.

Fig. 1 b are the stereograms of another angle of two-level concatenation turbine described in first embodiment of the invention.

Fig. 1 c are the sectional views of two-level concatenation turbine described in Fig. 1 a.

Fig. 1 d are the schematic diagrams of two-level concatenation turbine described in first embodiment of the invention.

Fig. 1 e are the schematic diagrams of two-level concatenation turbine described in another embodiment of the present invention.

Fig. 2 a are the structural representations of two-level concatenation turbine Part I described in Fig. 1 a.

Fig. 2 b are the schematic perspective views of two-level concatenation turbine Part II described in Fig. 1 a.

Fig. 2 c are the top views of two-level concatenation turbine Part II described in Fig. 1 a.

Fig. 2 d are the schematic perspective views of the Part II of two-level concatenation turbine described in another embodiment of the present invention.

Fig. 2 e are the schematic perspective views of the Part II of two-level concatenation turbine described in further embodiment of this invention.

Fig. 3 a are one stereograms of angle of three-stage cascade turbine described in second embodiment of the invention.

Fig. 3 b are the top views of three-stage cascade turbine described in second embodiment of the invention.

Fig. 3 c are the sectional views of three-stage cascade turbine described in second embodiment of the invention.

Fig. 3 d are the schematic diagrams of three-stage cascade turbine described in second embodiment of the invention.

Fig. 4 is the structural representation of the Part I of three-stage cascade turbine described in Fig. 3 a.

Specific embodiment

To describe technology contents of the invention, structural feature, the objects and the effects in detail, below in conjunction with implementation method And coordinate accompanying drawing to be explained in detail.

With reference to Fig. 1 a to Fig. 1 d, Fig. 2 a to Fig. 2 c, the invention discloses a kind of two-level concatenation turbine 100a, including Inner guide Wall, outer training wall and the diversion air duct being formed between the Inner guide wall and outer training wall, if being provided with the diversion air duct Cured leaf piece, the diversion air duct includes to the centrifugation runner 10 that surrounding throws away being connected air simultaneously with the centrifugation runner 10 The air that will be thrown away to surrounding accelerates derived acceleration channels 20, and the blade includes some in the centrifugation runner 10 Centrifuge blade 13 and some speeding-up blades 23 in the acceleration channels 20.Certainly, protection scope of the present invention is not limited System in two-level concatenation, for example, can the cascade turbine that cascades more than one-level or one-level is centrifuged before runner 10, for example axially or Person's compound air inlet runner so that the turbine constitutes three-stage cascade turbine, level Four cascade turbine even seven grades of cascade turbines.

Wherein, the Inner guide wall includes the first Inner guide wall 11 and the second Inner guide wall 21, and the outer training wall includes First outer training wall 12 and the second outer training wall 22, are provided with some between the outer training wall 12 of the first Inner guide wall 11 and first The centrifuge blade 13 is provided with forming the centrifugation runner 10 between the outer training wall 22 of the second Inner guide wall 21 and second Some speeding-up blades 23 are forming the acceleration channels 20.

With reference to Fig. 1 c, the two-level concatenation turbine 100a includes two parts, Part I 101a and Part II 102a, the A part is kuppe, and Part II is a turbine assembly.With reference to Fig. 2 a, Part I 101a includes the first outer training wall 12, With reference to Fig. 2 b, the Part II includes the first Inner guide wall 11 and the second Inner guide being connected with the first Inner guide wall 11 Wall 21, be formed with the first Inner guide wall 11 it is some from the axle center to the centrifuge blade 13 for being formed is extended around, it is described Second Inner guide wall 21 be with it is described axially in parallel or with the approximately parallel guide face in the axial direction so that the acceleration channels 20 is the turbine runner axially accelerated along it.Some speeding-up blades 23 are formed with the second Inner guide wall 21.When using, the A part 101 and Part II are fitted together so that the first outer training wall 12 is connected with centrifuge blade 13, so as in first Centrifugation runner 10 is formed between training wall 11, the first outer training wall 12, the centrifuge blade 13.

In the present embodiment, side and the first outer training wall of the centrifuge blade 13 away from the first Inner guide wall 11 Raised 41 and concave point 42 of male-female engagement are respectively formed with 12, the centrifuge blade 13 is connected to the described first outer training wall 12 When upper, described raised 41 engage with the concave point 42.Raised 41 are effectively reduced centrifugation runner 10 with the cooperation of the concave point 42 Vibration and prevent be centrifuged overflow.

Preferably, with reference to Fig. 1 c and Fig. 2 a, the Part I also includes same with what the described first outer training wall 12 was connected The outer training wall 14 of step centrifugation, it is located at out the side of air scoop along the two-level concatenation turbine 100a's by the first outer training wall 12 Axially extending formation.It is axle stream mode that the synchronous outer kuppe 14 of centrifugation turns to whizzer, with the first Inner guide wall 11 Synchronous rotary, overcomes the air of the external quiet kuppe of tradition to make an uproar.

Preferably, with reference to Fig. 2 a, the second outer training wall 22 is additionally provided with outside the certain distance of the second Inner guide wall 21, described The outside of speeding-up blade 23 is integrally formed with the described second outer training wall 22, so as to be led outside the second Inner guide wall 21, second The acceleration channels 20 for flowing out air acceleration vertically are formed between stream wall 22 and the speeding-up blade 23.Certainly, it is described to add The outside of fast blade 23 can also by other means link together with the described second outer training wall 22 or only mutually support Touch.Certainly, the described second outer training wall 22 not Essential features, can not set outer training wall the second Inner guide wall 21 is outer (as shown in Figure 2 c), when in use, it is only necessary to a cover in the outer cover of turbine assembly, now, the inwall of cover So that 23 and second Inner guide wall of speeding-up blade 21 forms acceleration channels 20.Wherein, led in the described second outer training wall and second Stream wall shape correspondence.In the present embodiment, the second outer training wall 22 be it is axially in parallel with turbine or with it is approximately parallel Guide face.

With reference to Fig. 1 c, 1d and Fig. 2 b, the first Inner guide wall 11 is raised taper surface, with reference to Fig. 2 c, the centrifugation Blade 13 is formed to extending around from the axle center respectively, and some centrifuge blades with a determining deviation located at the axle center Surrounding.Wherein, the first Inner guide wall 11 is that bus is straight line, and certainly, the bus of the first Inner guide wall 11 can also It is the conical surface of convex.Wherein, the first Inner guide wall 11 can also be other raised arc-shaped curved surfaces.Certainly, described One training wall 11 can also be water conservancy diversion plane.

In the present embodiment, the taper of the first Inner guide wall 11 is gold angle or close to gold angle (137.3 Degree), 137.3 degree of taper causes that flowing of the air on the first Inner guide wall 11 is more smooth.

With reference to Fig. 2 c, projection of the centrifuge blade 13 on along the plane of the axis perpendicular of multi-stage cascade turbine 100 It is helical curve, some centrifuge blades 13 are set around center on the perspective plane with a determining deviation, and from center to four Week scatters.Certainly, the projection of the centrifuge blade 13 can also be relative to the inclination formed an angle by the straight line in axle center Straight line.

Preferably, with reference to Fig. 2 b and Fig. 2 c, leaf head and institute of the centrifuge blade near the multi-stage cascade turbine axle center Stating has certain interval between axle center, so as to form air draught raceway groove between some centrifuge blades and the axle center.The program In alloing air by air draught raceway groove suction centrifugation runner, increase air velocity and efficiency.

Wherein, in the present embodiment, the first Inner guide wall 11 and the second Inner guide wall 21 are integrally formed, the centrifugation Blade 13 and speeding-up blade 23 are respectively formed on the first Inner guide wall 11 and the second Inner guide wall 21, are led outside described second Stream wall 22 is integrally formed with the second Inner guide wall 21 and speeding-up blade 23.

More than, when the two-level concatenation turbine 100a is operated jet flow, comprise the following steps：(1) by the way that runner is centrifuged The air of entrance is thrown away and exported to an acceleration channels by 10 to surrounding centrifugation；(2) will be by centrifugal drying by acceleration channels 20 The air for going out carries out second and axially accelerates and export.

With reference to Fig. 2 d, in another embodiment, the thickness of centrifuge blade 13a is from the front end close to axle center to close to surrounding End gradually thickeies.With reference to Fig. 2 d and Fig. 2 e, the centrifuge blade 13 is provided with reinforced sheet in outside, and the reinforced sheet is from front to back Gradually extend to the direction away from the centrifuge blade 13, and the front end of the reinforced sheet and the centrifuge blade 13 front end phase Even, the end of the reinforced sheet is connected with the end of the centrifuge blade 13 by a stator.Certainly, the centrifuge blade Can be integrally formed.

With reference to Fig. 3 a to Fig. 4, the invention discloses a kind of three-stage cascade turbine, three-stage cascade turbine 100b includes interior leading Liu Bi, outer training wall and the diversion air duct being formed between the Inner guide wall and outer training wall, are provided with the diversion air duct Some blades, the diversion air duct includes accelerating air and being delivered to the air draught runner 30 of centrifugation runner 10, by air to four The centrifugation runner 10 for throwing away in week accelerates derived acceleration stream with the air that the centrifugation runner 10 is connected and will be thrown away to surrounding Road 20, the blade is included located at some centrifuge blades 13 being centrifuged in runner 10 and in the acceleration channels 20 Some speeding-up blades 23 and the air draught blade 33 in the air draught runner 30.Wherein, the air draught runner 30 is along its axle It is axial flow turbine to the first order turbine of the runner for entering air, i.e. three-stage cascade turbine 100b, certainly, first order turbine can also It is axle stream composite turbine.

With reference to Fig. 3 c, the Inner guide wall includes the first Inner guide wall 11, the second Inner guide wall 21 and the 3rd Inner guide wall 31, the outer training wall includes being led in the first outer training wall 12, the second outer training wall 22 and the 3rd Inner guide wall 33, described first Some centrifuge blades 13 are provided between the stream outer training wall 12 of wall 11 and first to form the centrifugation runner 10, described second It is provided with some speeding-up blades 23 to form the acceleration channels 20 between the outer training wall 22 of Inner guide wall 21 and second.It is described Some air draught blades 33 are provided between 3rd Inner guide wall 31 and the 3rd outer training wall 32 to form the air draught runner 30.

With reference to Fig. 3 a and Fig. 3 b, the air draught blade 33 is spiral helicine helical blade, so that the air draught runner It is the runner of spirally inlet air, air draught efficiency high.Wherein, the air draught blade 33 is in the axis perpendicular with three-stage cascade turbine 100b Plane on projection helically curve.

With reference to Fig. 3 b, in some air draught blades 33, adjacent air draught blade 33 is with three-stage cascade turbine 100b's Projection head and the tail in the plane of axis perpendicular are overlapped, and are suppressed to stop air return and are increased blast.

In the present embodiment, the described first outer training wall 12 and the 3rd outer training wall 32 are integrally formed.Led outside described 3rd Stream wall 32, the 3rd Inner guide wall 31 and air draught blade 30 are integrally formed.That is, the side of the outlet of the 3rd outer training wall 32 stretches out Form the second outer training wall 12.

Preferably, the center for entering air scoop of the air draught runner 30 is less than surrounding, so that the air draught runner 30 can be with Actively calm the anger.

With reference to Fig. 3 c, Fig. 2 b to Fig. 2 e and Fig. 4, the three-stage cascade turbine 100b includes two parts, Part I 101b With Part II 102a, 102b or 102c, Part I is kuppe, and Part II is a turbine assembly.With reference to Fig. 4, first Part 101b includes the first outer training wall 12 and the 3rd outer training wall 32, with reference to Fig. 2 b to Fig. 2 e, the Part II 102a, The structure of 102b or 102c as described above, just do not described in detail herein.When using, Part I 101 and Part II 102a, 102b or 102c are fitted together so that the first outer training wall 12 is connected with centrifuge blade 13, so as to the first Inner guide wall 11, Centrifugation runner 10 is formed between first outer training wall 12, the centrifuge blade 13, and makes the He of air draught runner 30 of first order turbine The transition of follow-up centrifugation runner 10 is more steady, and the first outer training wall 12 and the synchronous axial system of air draught runner 30, reduction wind make an uproar and Increase wind effect.

Preferably, in order to preferably combine Part I 101b and Part II, with reference to Fig. 3 c, Fig. 2 b to figure 2e and Fig. 4, is formed with polygon groove and the polygon positioning of mutual cooperation over there on the Part I 101b and Part II Block, polygon groove and polygon locating piece cause that Part I 101b and Part II are combined together at a certain angle so that Air draught runner 30 and centrifugation runner 10 position are relative, prevent the position mismate due to air draught blade 33 and centrifuge blade 13, So that air flow is obstructed.

In the present embodiment, side and the first outer training wall of the centrifuge blade 13 away from the first Inner guide wall 11 Raised 41 and concave point 42 of male-female engagement are respectively formed with 12, the centrifuge blade 13 is connected to the described first outer training wall 12 When upper, described raised 41 engage with the concave point 42.Raised 41 are effectively reduced centrifugation runner 10 with the cooperation of the concave point 42 Vibration and prevent be centrifuged overflow.Certainly, Part I and Part II closer by other means can also coordinate Together, for example, being fixed Part I and Part II by way of pasting bonding, for example, by Part I (first Outer training wall 12) on be arranged at the groove of the cooperation of centrifuge blade 13, so as to Part I and Part II be linked together.

Preferably, with reference to Fig. 1 c and Fig. 2 a, the Part I also includes same with what the described first outer training wall 12 was connected The outer training wall 14 of step centrifugation, it is located at out the side of air scoop along the three-stage cascade turbine 100b's by the first outer training wall 12 Axially extending formation.It is axle stream mode that the synchronous outer kuppe 14 of centrifugation turns to whizzer, with the first Inner guide wall 11 Synchronous rotary, overcomes the air of the external quiet kuppe of tradition to make an uproar.

With reference to Fig. 2 b, the first Inner guide wall 11 is raised taper surface, and with reference to Fig. 2 c, the centrifuge blade 13 is distinguished Formed to extending around from the axle center, and some centrifuge blades with a determining deviation located at the axle center surrounding.Wherein, The first Inner guide wall 11 is that bus is straight line, and certainly, the bus of the first Inner guide wall 11 can also be convex Conical surface.Wherein, the first Inner guide wall 11 can also be other raised arc-shaped curved surfaces.Certainly, first training wall 11 It can also be water conservancy diversion plane.

When being worked using three-stage cascade turbine 100b, turbine jet flow method is comprised the following steps：(1) by air draught runner 30 Draw air into and carry out axially to accelerate for the first time, and the air after acceleration is delivered to centrifugation runner 10.(2) by the way that stream is centrifuged The air of entrance is thrown away and exported to acceleration channels 20 by road 10 to surrounding centrifugation；(3) will be by centrifugation by acceleration channels 20 The air for throwing away carries out second and axially accelerates and export.

Certainly, turbine air draught turbine (forming the turbine of air draught runner 30) structure of the first order is not limited to above-mentioned reality Example is applied, axial flow turbine, or other air draught turbines is also not limited in.

Above disclosed is only the preferred embodiments of the present invention, can not limit the right of the present invention with this certainly Scope, therefore the equivalent variations made according to scope of the present invention patent, still belong to the scope that the present invention is covered.

Claims

1. a kind of turbine assembly, it is characterised in that：Second be connected including the first Inner guide wall and with the first Inner guide wall Inner guide wall, the first Inner guide wall is the curved surface of projection or the water conservancy diversion plane of level, shape on the first Inner guide wall Into have it is some from the axle center to extending around the centrifuge blade for being formed, the second Inner guide wall be with it is described axially in parallel or Person and the approximately parallel guide face in the axial direction, some speeding-up blades are formed with the second Inner guide wall.

2. turbine assembly as claimed in claim 1, it is characterised in that：The first Inner guide wall is raised curved surface or cone Shape face or the water conservancy diversion plane of level, and air is thrown away along the Inner guide wall to surrounding centrifugation.

3. turbine assembly as claimed in claim 2, it is characterised in that：The first Inner guide wall is that bus is straight line or convex The conical surface of arc, the taper of the first Inner guide wall is for gold angle or close to gold angle.

4. turbine assembly as claimed in claim 1, it is characterised in that：The turbine assembly is integrally formed.

5. turbine assembly as claimed in claim 1, it is characterised in that：Is additionally provided with outside the second Inner guide wall certain distance Two outer training walls, the outside of the speeding-up blade is integrally formed with the described second outer training wall or is connected or is in contact, with Make the second Inner guide wall, be formed with flow out air acceleration vertically between the second outer training wall and the speeding-up blade Acceleration channels.

6. a kind of multi-stage cascade turbine, including Inner guide wall, outer training wall and be formed at the Inner guide wall and outer training wall it Between diversion air duct, some blades are provided with the diversion air duct, it is characterised in that：The diversion air duct is included air to four The air that the centrifugation runner for throwing away in week is connected and will be thrown away to surrounding with the centrifugation runner accelerates derived acceleration channels, The blade includes some centrifuge blades in the centrifugation runner and some acceleration leaves in the acceleration channels Piece.

7. multi-stage cascade turbine as claimed in claim 6, it is characterised in that：Including as any one of claim 1-4 Turbine assembly, the Inner guide wall includes the first Inner guide wall and the second Inner guide wall in the turbine assembly, described outer Training wall includes the first outer training wall and the second outer training wall, the first outer training wall and the second outer training wall be respectively arranged on described in from The outside of lobus cardiacus piece and the speeding-up blade, and with the centrifuge blade and the speeding-up blade be integrally formed or be connected respectively Or be in contact.

8. multi-stage cascade turbine as claimed in claim 7, it is characterised in that：The acceleration channels are the whirlpool axially accelerated along it Wheel runner, the second Inner guide wall be with its it is axially in parallel or with approximately parallel guide face, the second outer training wall It is engaged with the second Inner guide wall.

9. multi-stage cascade turbine as claimed in claim 7, it is characterised in that：The first outer training wall is located at out air scoop Side and the axial direction along the multi-stage cascade turbine simultaneously extend to form the synchronous outer training wall of centrifugation, institute to the acceleration channels direction State the synchronous outer training wall of centrifugation and be located at acceleration channels outside.

10. multi-stage cascade turbine as claimed in claim 6, it is characterised in that：The acceleration channels are axially to accelerate along it Turbine runner.

11. multi-stage cascade turbines as claimed in claim 6, it is characterised in that：Some centrifuge blades are along the multistage The projection in the plane of turbine axis perpendicular is cascaded in the helical curve or angled straight lines scattered to surrounding from center.

12. multi-stage cascade turbines as claimed in claim 7, it is characterised in that：The centrifuge blade is away from the first Inner guide wall Side and the first outer training wall on be respectively formed with the projection and concave point of male-female engagement, the centrifuge blade is connected to institute State when on the first outer training wall, it is described raised to engage with the concave point.

13. multi-stage cascade turbines as claimed in claim 6, it is characterised in that：The diversion air duct also includes accelerating air And the air draught runner that runner is centrifuged is delivered to, the blade includes the air draught blade in the air draught runner.

14. multi-stage cascade turbines as claimed in claim 13, it is characterised in that：The air draught runner is axially to accelerate along it Turbine runner.

15. multi-stage cascade turbines as claimed in claim 14, it is characterised in that：The air draught blade is spiral helicine helical-blade Piece, the air draught blade with the plane of the axis perpendicular of the multi-stage cascade turbine on projection helically curve.

16. multi-stage cascade turbines as claimed in claim 15, it is characterised in that：In some air draught blades, adjacent suction Air blade is Chong Die with the projection head and the tail in the plane of the axis perpendicular of the multi-stage cascade turbine.

17. multi-stage cascade turbines as claimed in claim 13, it is characterised in that：The Inner guide wall also includes the 3rd Inner guide Wall, the outer training wall also includes the 3rd outer training wall, is provided with described between the 3rd Inner guide wall and the 3rd outer training wall To form the air draught runner, the first outer training wall and the 3rd outer training wall are integrally formed air draught blade, outside the described 3rd Training wall, the 3rd Inner guide wall and air draught blade are integrally formed.

A kind of 18. turbine jet flow methods, it is characterised in that comprise the following steps：

(1) air of entrance is thrown away and is exported to an acceleration channels to surrounding centrifugation by the way that runner is centrifuged；

(2) air thrown away by centrifugation is accelerated and is exported by acceleration channels.

19. turbine jet flow methods as claimed in claim 18, it is characterised in that：The Inner guide wall of the centrifugation runner is projection Curved surface or conical surface or level water conservancy diversion plane, and by air along the Inner guide wall to surrounding centrifugation throw away.

20. turbine jet flow methods as claimed in claim 19, it is characterised in that：The Inner guide wall of the centrifugation runner is bus It is straight line or the conical surface of convex, the taper of the centrifugation runner is for gold angle or close to gold angle.

21. turbine jet flow methods as claimed in claim 18, it is characterised in that：Also included step before the step (1) (3)：Draw air into and accelerated by air draught runner, and the air after acceleration is delivered to centrifugation runner.

22. turbine jet flow methods as claimed in claim 21, it is characterised in that：The air draught runner is the turbine for axially accelerating Runner.

23. turbine jet flow methods as claimed in claim 18, it is characterised in that：The acceleration channels are the turbine for axially accelerating Runner.