CN203770008U - Linear projection vane turbine stator and rotor assembly and turbine motor - Google Patents
Linear projection vane turbine stator and rotor assembly and turbine motor Download PDFInfo
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- CN203770008U CN203770008U CN201420027327.3U CN201420027327U CN203770008U CN 203770008 U CN203770008 U CN 203770008U CN 201420027327 U CN201420027327 U CN 201420027327U CN 203770008 U CN203770008 U CN 203770008U
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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Abstract
The utility model provides a linear projection vane turbine stator and rotor assembly and a turbine motor. The linear projection vane turbine stator and rotor assembly comprises a stator and a rotor, wherein the stator and the stator are arranged coaxially in a sleeved mode, the stator comprises a stator body, a stator vane and a stator vane top, the rotor comprises a rotor body, a rotor vane and a rotor vane top, the inner wall of the stator vane top and the outer wall of the rotor body are arranged coaxially in a sleeved mode, intersecting lines of points on the outer contour line of the stator vane and corresponding equivalent meridian planes are first intersecting lines, and the first intersecting lines and a first projection straight line penetrating through the stator vane top intersect. Intersecting lines of points on the outer contour line of the rotor vane and corresponding equivalent meridian planes are second intersecting lines, and the second intersecting lines and a second projection straight line penetrating through the rotor body intersect. The linear projection vane turbine stator and rotor assembly is high in hydraulic efficiency, and the turbine motor is simple in structure, large in torque and suitable for drilling of various sizes of well holes.
Description
Technical field
Well or eyelet that the utility model relates to the fields such as the rotary drilling in the fields such as oil, rock gas, coal-seam gas, shale gas exploitation or geology, railway, electric power, communication creep into mud motor, especially rotor assembly parts and the turbine motor of high pulling torque turbodrill, belong to machinery manufacturing technology field.
Background technique
TURBODRILLING TECHNIQUE WITH TREMENDOUS TECHNICAL has good economic and social profit, is one of petroleum industry cutting edge technology.Turbodrilling can reduce consumption, reduces costs.Turbodrill is commercial Application a kind of mud motor the earliest, formed by turbine motor, cardan shaft and transmission shaft three parts, its effect is the rotating machinery energy that the hydrodynamic pressure energy of working fluid is changed into output shaft, drives drill bit to rotate with broken shaft bottom formation rock.Turbine motor is the power section of turbodrill, and the design of turbine stator and rotor is the key of turbine motor design.
Historically, turbodrill is from being developed so far by model utility always as one of conventional mud motor of oilfield, but its slower development, fail to obtain fine application, its major reason is: existing turbodrill rotating speed is high, moment of torsion is little, model is single, operating life is short, incompatible with existing drilling equipment and instrument development level.
Because the shortcoming that above-mentioned existing turbodrill exists, the design people is based on being engaged in for a long time related scientific research and practice, to actively improvement and bring new ideas in addition of existing turbine technology, to realizing a kind of high pulling torque, high efficiency turbine rotor assembly parts and turbine motor.
Model utility content
An object of the present utility model is to provide a kind of high pulling torque, high efficiency, is suitable for line projection's blade turbine rotor assembly parts that needles of various sizes well is crept into.
Another object of the present utility model is to provide a kind of high pulling torque, high efficiency, is suitable for the turbine motor that needles of various sizes well is crept into.
For achieving the above object, the utility model proposes a kind of line projection blade turbine rotor assembly parts, comprise stator and the rotor of coaxial package: the central axis conllinear of described stator and described rotor; Described stator comprises cylindric stator body, several stator vanes and circular stator integral shroud, and described in several, stator vane is along being circumferentially arranged between described stator body and described stator integral shroud; Described rotor comprises cylindric rotor body, several rotor blades and circular rotor integral shroud, and described in several, rotor blade is along being circumferentially arranged between described rotor body and described rotor integral shroud; Described stator integral shroud inwall and described rotor body outer wall coaxial package; The intersection line of the equivalent meridian plane that on described stator vane outer contour, each point is corresponding with it is first-phase transversal, and this first-phase transversal intersects vertically with the first projection straight line in described stator integral shroud; The intersection line of the equivalent meridian plane that on described rotor blade outer contour, each point is corresponding with it is second-phase transversal, and this second-phase transversal intersects vertically with the second projection straight line in described rotor body.
Line projection as above blade turbine rotor assembly parts, wherein, the central axis that described the first projection straight line is described stator, the central axis that described the second projection straight line is described rotor.
Line projection as above blade turbine rotor assembly parts, wherein, each described stator vane arranges and circumferentially uniformly-spaced arranges along described stator along described stator shaft orientation equal altitudes; Each described rotor blade uniformly-spaced arranges along the setting of described rotor axial equal altitudes and along described periphery of rotor.
Line projection as above blade turbine rotor assembly parts, wherein, the established angle opposite direction of the established angle of described stator vane and described rotor blade; Described stator vane established angle radially reduces from the inside to the outside gradually along described stator, and described rotor blade established angle also reduces from the inside to the outside gradually along described rotor radial; The cotangent value of described stator vane established angle and described rotor blade established angle is directly proportional with the radius of corresponding isometrical cylndrical surface.
Line projection as above blade turbine rotor assembly parts, wherein, the thickness of described stator vane radially increases from inside to outside gradually along described stator, and is directly proportional with the radius of corresponding isometrical cylndrical surface; The thickness of described rotor blade also increases from inside to outside gradually along described rotor radial, and is directly proportional with the radius of corresponding isometrical cylndrical surface.
Line projection as above blade turbine rotor assembly parts, wherein, described stator vane comprises stator vane leading edge, stator vane trailing edge, stator vane pressure side and stator vane suction surface along the expanding wheel profile of isometrical cylndrical surface, the intersecting line of described stator vane leading edge, stator vane trailing edge, stator vane pressure side and stator vane suction surface and equivalent meridian plane is straight line, and the intersecting line of described stator vane and described stator center intersect vertical axis; Described rotor blade comprises rotor blade leading edge, rotor blade trailing edge, rotor blade pressure side and rotor blade suction surface along the expanding wheel profile of isometrical cylndrical surface, the intersecting line of described rotor blade leading edge, rotor blade trailing edge, rotor blade pressure side and rotor blade suction surface and equivalent meridian plane is straight line, and the intersecting line of described rotor blade and the central axis of described rotor intersect vertically.
Line projection as above blade turbine rotor assembly parts, wherein, the central axis of described the first projection straight line and described stator parallel lines each other, and the central axis spacing of described the first projection straight line and described stator is less than or equal to 50mm; The central axis of described the second projection straight line and described rotor parallel lines each other, and the central axis spacing of described the second projection straight line and described rotor is less than or equal to 50mm.
The utility model also provides a kind of turbine motor, comprises turbine motor main shaft and motor casing, is socketed with turbine rotor assembly parts as above on described turbine motor main shaft.
Turbine motor as above, wherein, described turbine rotor assembly parts is axially stacked with 50~300 grades along described turbine motor main shaft, forms the high pulling torque turbine motor with 50~300 grades of turbine rotors.
Compared with prior art, the utlity model has following characteristics and advantage:
1, the utility model turbine rotor assembly parts hydraulic efficiency is high.
2, the utility model turbine motor is simple in structure, moment of torsion is large, is suitable for needles of various sizes well and creeps into.
Brief description of the drawings
Accompanying drawing described here is only for task of explanation, and is not intended to limit by any way the utility model scope of disclosure.In addition, in figure, shape and the proportional sizes etc. of each parts are only schematically, for helping understanding of the present utility model, are not shape and the proportional sizes that specifically limits the each parts of the utility model.Those skilled in the art, under instruction of the present utility model, can select various possible shapes and proportional sizes to implement the utility model as the case may be.
Fig. 1 is the cross-sectional view of the utility model line projection blade turbine rotor assembly parts;
Fig. 2 is the biopsy cavity marker devices structural representation of the utility model line projection blade turbine rotor assembly parts;
Fig. 3 is stator cross-sectional view of the present utility model;
Fig. 4 is stator perspective view of the present utility model;
Fig. 5 is that stator vane of the present utility model pushes up isometrical cylndrical surface (S=1) expansion schematic diagram along leaf;
Fig. 6 is that stator of the present utility model is along equivalent meridian plane (I=0.5) cut-away illustration;
Fig. 7 is rotor profiles structural representation of the present utility model;
Fig. 8 is rotor perspective view of the present utility model;
Fig. 9 is that rotor blade of the present utility model pushes up isometrical cylndrical surface (S=1) expansion schematic diagram along leaf;
Figure 10 is that rotor of the present utility model is along equivalent meridian plane (I=0.5) cut-away illustration;
Figure 11 is the utility model turbine motor cross-sectional view.
Description of reference numerals:
1-stator; 11-stator body; 12-stator vane; 121-stator leaf top; At the bottom of 122-stator leaf; 123-stator vane leading edge; 124-stator vane trailing edge; 125-stator vane pressure side; 126-stator vane suction surface; 13-stator integral shroud;
2-rotor; 21-rotor body; 22-rotor blade; 221-rotor leaf top; At the bottom of 222-rotor leaf; 223-rotor blade leading edge; 224-rotor blade trailing edge; 225-rotor blade pressure side; 226-rotor blade suction surface; 23-rotor integral shroud; 24-boss;
The isometrical cylndrical surface of 3-; The equivalent meridian plane of 4-; 41-first-phase transversal; 42-second-phase transversal; 51-the first projection straight line; 52-the second projection straight line; 6-turbine motor main shaft; 7-motor casing.
Embodiment
With the description of the utility model embodiment, can more be well understood to details of the present utility model by reference to the accompanying drawings.But embodiment of the present utility model described here,, for explaining the purpose of this utility model, is only to restriction of the present utility model and can not be understood as by any way.Under instruction of the present utility model, technician can conceive based on possible distortion arbitrarily of the present utility model, and these all should be regarded as belonging to scope of the present utility model.
Please refer to Fig. 1 to Figure 11, Fig. 1 is the cross-sectional view of the utility model line projection blade turbine rotor assembly parts; Fig. 2 is the biopsy cavity marker devices structural representation of the utility model line projection blade turbine rotor assembly parts; Fig. 3 is stator cross-sectional view of the present utility model; Fig. 4 is stator perspective view of the present utility model; Fig. 5 is that stator vane of the present utility model pushes up isometrical cylndrical surface (S=1) expansion schematic diagram along leaf; Fig. 6 is that stator of the present utility model is along equivalent meridian plane (I=0.5) cut-away illustration; Fig. 7 is rotor profiles structural representation of the present utility model; Fig. 8 is rotor perspective view of the present utility model; Fig. 9 is that rotor blade of the present utility model pushes up isometrical cylndrical surface (S=1) expansion schematic diagram along leaf; Figure 10 is that rotor of the present utility model is along equivalent meridian plane (I=0.5) cut-away illustration; Figure 11 is the utility model turbine motor cross-sectional view.
As shown in Figures 1 to 10, the utility model proposes a kind of line projection blade turbine rotor assembly parts, comprise stator 1 and the rotor 2 of coaxial package, central axis OO ' the conllinear of stator 1 and rotor 2, stator 1 comprises stator body 11 cylindraceous, several stator vanes 12 and circular stator integral shroud 13, and several stator vanes 12 are along being circumferentially arranged between stator body 11 and stator integral shroud 13 (as shown in Figure 4).Several stator vanes 12 are evenly laid along the inner circumferential surface of stator body 11, and at the bottom of the leaf of the outer wall of stator integral shroud 13 and stator vane 12,122 are connected.Rotor 2 comprises rotor body 21 cylindraceous, several rotor blades 22 and circular rotor integral shroud 23, and several rotor blades 22 are along being circumferentially arranged between rotor body 21 and rotor integral shroud 23.As shown in Figure 8, be provided with the boss 24 radially protruding in rotor body 21 one end peripheries, several rotor blades 22 are evenly laid along the outer peripheral surface of boss 24, rotor integral shroud 23 is socketed on the leaf top 221 of rotor blade 22, make rotor body 21, rotor blade 22, rotor integral shroud 23 form the rotor 2 of integrative-structure, can make turbine motor main shaft run through rotor body 21 and with rotor 2 synchronous rotaries.Stator integral shroud 13 inwalls and rotor body 21 outer wall coaxial packages, make stator 1 coordinate installation with rotor 2.
In the utility model, the blade profile of stator vane 12 and rotor blade 22 is line projection and forms.Stator vane 12 is stator leaf top 121 in abutting connection with a side of stator body 11, and its side in abutting connection with stator integral shroud 13 is at the bottom of stator leaf 122.At the bottom of stator leaf top 121 and stator leaf, between 122, have any number of and stator body 11 and stator integral shroud 13 cylndrical surface of central axis altogether, each cylndrical surface is referred to as isometrical cylndrical surface 3.122 relative position S value representation at the bottom of arbitrary isometrical cylndrical surface 3 at the bottom of stator leaf top 121 and stator leaf between 122 and stator leaf top 121 and stator leaf, 0≤S≤1.0: as isometrical cylndrical surface 3 S=0 when 122 cylndrical surface, place overlap at the bottom of stator leaf, push up 121 cylndrical surface, place S=1.0 while overlapping when isometrical cylndrical surface 3 with stator leaf.Accordingly, rotor blade 22 is at the bottom of rotor leaf 222 in abutting connection with a side of rotor body 21, and its side in abutting connection with rotor integral shroud 23 is rotor leaf top 221, at the bottom of rotor leaf top 221 and rotor leaf, between 222, have any number of and rotor body 21 and rotor integral shroud 23 cylndrical surface of central axis altogether, each cylndrical surface is also referred to as isometrical cylndrical surface 3.222 relative position S value representation at the bottom of arbitrary isometrical cylndrical surface 3 at the bottom of rotor leaf top 221 and rotor leaf between 222 and rotor leaf top 221 and rotor leaf, 0≤S≤1.0: as isometrical cylndrical surface 3 S=0 when 222 cylndrical surface, place overlap at the bottom of rotor leaf, push up 221 cylndrical surface, place S=1.0 while overlapping when isometrical cylndrical surface 3 with rotor leaf.Be set with superimposed setting because stator 1 and rotor 2 are total to central axis up and down, therefore the isometrical cylndrical surface on isometrical cylndrical surface and the rotor 2 on the stator 1 that waits S value is same isometrical cylndrical surface.
In the utility model, the plane intersecting vertically with the central axis of stator 1 and rotor 2 is referred to as meridian plane.As shown in Figure 5, the meridian plane between the upper end of stator vane 12 (entrance) and lower end (outlet) and the relative position I value representation of upper end and lower end, 0≤I≤1.0.Wherein, wait the meridian plane of I value to be called equivalent meridian plane 4: I=0 in the time that the upper end of equivalent meridian plane 4 and stator vane 12 is tangent, I=1 in the time that the lower end of equivalent meridian plane 4 and stator vane 12 is tangent.Accordingly, as shown in Figure 9, the meridian plane between the upper end of rotor blade 22 (entrance) and lower end (outlet) and the relative position I value representation of upper end and lower end, 0≤I≤1.0.Wherein, the meridian plane that waits I value is also referred to as equivalent meridian plane 4: I=0 in the time that the upper end of equivalent meridian plane 4 and rotor blade 22 is tangent, I=1 in the time that the lower end of equivalent meridian plane 4 and stator vane 12 is tangent.
In the utility model, as shown in Figure 6, the intersection line of the equivalent meridian plane 4 that on the outer contour of stator vane 12, each point is corresponding with it is first-phase transversal 41, and this first-phase transversal 41 intersects vertically with the first projection straight line 51 in stator integral shroud 13; And the intersection line of the equivalent meridian plane 4 that on the outer contour of rotor blade 22, each point is corresponding with it is second-phase transversal 42, this second-phase transversal 42 intersects vertically with the second projection straight line 52 in rotor body 21.In the utility model, the first projection straight line 51 and the second projection straight line 52 can be both the straight lines coinciding, also can be the straight line not coinciding, as long as ensure that the first projection straight line 51 is in stator integral shroud 13, the second projection straight line be in rotor body 21.The experiment proved that, the utility model line projection blade turbine rotor assembly parts moment of torsion is large, hydraulic efficiency is high, be suitable for needles of various sizes well creeps into.
In the present embodiment, preferred, the first projection straight line 51 is the central axis of stator 1, and the second projection straight line 52 is the central axis of rotor 2.
Further, each stator vane 12 is along the axial equal altitudes setting of stator 1 circumferentially uniformly-spaced arranging along stator 1; Each rotor blade 22 is along the axial equal altitudes setting of rotor 2 circumferentially uniformly-spaced arranging along rotor 2.
Further, as shown in Figure 5, Figure 9, rotor blade 22 is obliquely installed with respect to the central axis of rotor 2 and stator 1 with stator vane 12, and rotor blade 22 is contrary with the true dip direction of stator vane 12.The established angle β of stator vane 12
l1established angle β with rotor blade 22
l2opposite direction, meets right-hand rule: stator vane 12 dextrorotation, rotor blade 22 is left-handed, stator vane 12 established angle β
l1radially reduce gradually from the inside to the outside rotor blade 22 established angle β along stator 1
l2radially also reduce gradually from the inside to the outside stator vane established angle β along rotor 2
l1cotangent value, rotor blade established angle β
l2cotangent value be directly proportional with the radius of corresponding isometrical cylndrical surface.
Further, as shown in Figure 5, Figure 9, the thickness of stator vane 12 radially increases from inside to outside gradually along stator 1, and is directly proportional with the radius of corresponding isometrical cylndrical surface 3; The thickness of described rotor blade also increases from inside to outside gradually along described rotor radial, and is also directly proportional with the radius of corresponding isometrical cylndrical surface 3.
In the utility model, as shown in Figure 5, Figure 9, stator vane 12 comprises stator vane leading edge 123, stator vane trailing edge 124, stator vane pressure side 125 and stator vane suction surface 126 along the expanding wheel profile of isometrical cylndrical surface 3; Stator vane leading edge 123, stator vane trailing edge 124, stator vane pressure side 125 and stator vane suction surface 126 are straight line with the intersecting line of equivalent meridian plane 4, and the intersecting line of stator vane 12 and described stator center intersect vertical axis.Rotor blade 22 comprises rotor blade leading edge 223, rotor blade trailing edge 224, rotor blade pressure side 225 and rotor blade suction surface 226 along the expanding wheel profile of isometrical cylndrical surface 3; Rotor blade leading edge 223, rotor blade trailing edge 224, rotor blade pressure side 225 and rotor blade suction surface 226 are also straight line with the intersecting line of equivalent meridian plane 4, and the central axis of the intersecting line of rotor blade 22 and rotor 2 also intersects vertically.
Further, the central axis parallel lines each other of the first projection straight line 51 and stator 1, and the first projection straight line 51 is less than or equal to 50mm with the central axis spacing of stator 1; The central axis parallel lines each other of the second projection straight line 52 and rotor 2, and the second projection straight line 52 is less than or equal to 50mm with the central axis spacing of rotor 2.
Further, as shown in Fig. 1, Fig. 3, Fig. 7, the axial height of stator 1 and rotor 2 is L
s=L
r=20~60mm, stator 1 external diameter is D
se=50~300mm, rotor 2 internal diameters are D
ri=20~200mm.
Further, as shown in Fig. 1, Fig. 3, Fig. 7, stator integral shroud 13 axial height L
1=7~20mm, the axial height L of rotor integral shroud 23
2=7~20mm; The axial height H of stator vane 12
1=7~20mm, the axial height H of rotor blade 22
2=7~20mm.
Further, as shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 7, the inner circumference diameter of rotor integral shroud 23 is D
r1, the inner circumference diameter of stator body 11 is D
s1, i.e. the runner outer diameter D of this rotor combination
1=D
r1=D
s1=40~280mm; The excircle diameter of the boss 24 of rotor body 21 is D
r2, the excircle diameter of stator integral shroud 13 is D
s2, i.e. the runner inner diameter D of this rotor assemblying body
2=D
r2=D
s2=30~220mm; Runner outer diameter D
1with runner inner diameter D
2arithmetic mean value be average Flow diameter D, D=(D
1+ D
2)/2=35~250mm; Runner outer diameter D
1with runner inner diameter D
2the half of difference be width of flow path h=h
r=h
s, h=(D
1-D
2)/2=5~125mm.(note: as required, D
r1with D
s1, D
r2with D
s2also desirable different value.)
Further, as shown in Figure 4 and Figure 8, the blade number n of stator vane 12
1blade number n with rotor blade 22
2be respectively n
1=10~60, n
2=10~60, thus meet different operating mode demands.
Further, as shown in Fig. 5 and Fig. 9, the pitch between adjacent 2 stator vanes 12 is t
1, t
1=5.0~15.0mm; Pitch between adjacent 2 rotor blades 22 is t
2, t
2=5.0~15.0mm.The inlet angle of stator vane 12 is α
2k, α
2k=30 °~150 °; The inlet angle of rotor blade 22 is β
1k, β
1k=30 °~150 °.The exit angle of stator vane 12 is α
1k, α
1k=5 °~85 °; The exit angle of rotor blade 22 is β
2k, β
2k=5 °~85 °.The leading-edge radius of stator vane 12 is r
21, r
21=0.1~3.0mm; Trailing edge radius is r
22, r
22=0.1~3.0mm.The leading-edge radius of rotor blade 22 is r
11, r
11=0.1~3.0mm; Trailing edge radius is r
12, r
12=0.1~3.0mm.The leading edge cone angle of stator vane 12 is
the leading edge cone angle of rotor blade 22 is
the trailing edge cone angle of stator vane 12 is
the trailing edge cone angle of rotor blade 22 is
the established angle of stator vane 12 is β
l1, β
l1=20 °~90 °; The established angle of rotor blade 22 is β
l2, β
l2=20 °~90 °.
Further, as shown in Fig. 6 and Figure 10, the equivalent meridian plane 4 that stator vane 12 or rotor blade 22 are 0.5 with I value is crossing, two of stator vane pressure side 125 and suction surface 126 or rotor blade pressure side 225 and suction surface 226 and corresponding equivalent meridian plane 4 pass through mutually straight line 41,42 and all point to radial direction, the circumferential thickness of the circumferential thickness of stator vane 12 and rotor blade 22 radially (from inside to outside) increases gradually, is directly proportional to the radius of isometrical cylndrical surface 3.
It is worthy of note, the inlet angle of aforementioned turbine stator blade 12 and rotor blade 22, exit angle, leading-edge radius, trailing edge radius, leading edge cone angle, trailing edge cone angle, blade angle are defined as the known technology of related domain, no longer describe at this.
In sum, the utility model is by above-mentioned structural design, have advantages of simple in structure, pressure drop is low, moment of torsion is large, hydraulic efficiency is high.
As shown in figure 11, the utility model has also proposed a kind of turbine motor, comprises turbine motor main shaft 6 and motor casing 7, is socketed with turbine rotor assembly parts as above on turbine motor main shaft 6.The utility model turbine motor is simple in structure, moment of torsion is large, is suitable for needles of various sizes well and creeps into.
Further, turbine rotor assembly parts is axially stacked with 50~300 grades along turbine motor main shaft 6, formation has the high pulling torque turbine motor of 50~300 grades of turbine rotors, and the utility model turbine motor is applicable to diameter of phi 60~Φ 600mm well or eyelet creeps into by turbodrill and Bottom Hole Assembly (BHA).
For the detailed explanation of the respective embodiments described above, its object is only the utility model to make an explanation, so that can understand better the utility model, but, it is to restriction of the present utility model that these descriptions can not be construed to any reason, particularly, also combination in any mutually of each feature of describing in different mode of executions, thereby form other mode of executions, except there being clearly contrary description, these features should be understood to can be applied in any one mode of execution, and are also not only confined to described mode of execution.
Claims (9)
1. line projection's blade turbine rotor assembly parts, comprises stator and the rotor of coaxial package: the central axis conllinear of described stator and described rotor; Described stator comprises cylindric stator body, several stator vanes and circular stator integral shroud, and described in several, stator vane is along being circumferentially arranged between described stator body and described stator integral shroud; Described rotor comprises cylindric rotor body, several rotor blades and circular rotor integral shroud, and described in several, rotor blade is along being circumferentially arranged between described rotor body and described rotor integral shroud; Described stator integral shroud inwall and described rotor body outer wall coaxial package, it is characterized in that: on described stator vane outer contour, each point is first-phase transversal with the intersection line of its corresponding equivalent meridian plane, this first-phase transversal intersects vertically with the first projection straight line in described stator integral shroud; On described rotor blade outer contour, each point is second-phase transversal with the intersection line of its corresponding equivalent meridian plane, and this second-phase transversal intersects vertically with the second projection straight line in described rotor body.
2. line projection as claimed in claim 1 blade turbine rotor assembly parts, is characterized in that: the central axis that described the first projection straight line is described stator, the central axis that described the second projection straight line is described rotor.
3. line projection as claimed in claim 1 or 2 blade turbine rotor assembly parts, is characterized in that: each described stator vane arranges and circumferentially uniformly-spaced arranges along described stator along described stator shaft orientation equal altitudes; Each described rotor blade uniformly-spaced arranges along the setting of described rotor axial equal altitudes and along described periphery of rotor.
4. line projection as claimed in claim 1 or 2 blade turbine rotor assembly parts, is characterized in that: the established angle opposite direction of the established angle of described stator vane and described rotor blade; Described stator vane established angle radially reduces from the inside to the outside gradually along described stator, and described rotor blade established angle also reduces from the inside to the outside gradually along described rotor radial; The cotangent value of described stator vane established angle and described rotor blade established angle is directly proportional with the radius of corresponding isometrical cylndrical surface.
5. line projection as claimed in claim 1 or 2 blade turbine rotor assembly parts, is characterized in that: the thickness of described stator vane radially increases from inside to outside gradually along described stator, and is directly proportional with the radius of corresponding isometrical cylndrical surface; The thickness of described rotor blade also increases from inside to outside gradually along described rotor radial, and is directly proportional with the radius of corresponding isometrical cylndrical surface.
6. line projection as claimed in claim 1 or 2 blade turbine rotor assembly parts, it is characterized in that: described stator vane comprises stator vane leading edge, stator vane trailing edge, stator vane pressure side and stator vane suction surface along the expanding wheel profile of isometrical cylndrical surface, the intersecting line of described stator vane leading edge, stator vane trailing edge, stator vane pressure side and stator vane suction surface and equivalent meridian plane is straight line, and the intersecting line of described stator vane and described stator center intersect vertical axis; Described rotor blade comprises rotor blade leading edge, rotor blade trailing edge, rotor blade pressure side and rotor blade suction surface along the expanding wheel profile of isometrical cylndrical surface, the intersecting line of described rotor blade leading edge, rotor blade trailing edge, rotor blade pressure side and rotor blade suction surface and equivalent meridian plane is straight line, and the intersecting line of described rotor blade also intersects vertically with the central axis of described rotor.
7. line projection as claimed in claim 1 blade turbine rotor assembly parts, it is characterized in that: the central axis of described the first projection straight line and described stator parallel lines each other, and described the first projection straight line and described stator center axis spacing are less than or equal to 50mm; The central axis of described the second projection straight line and described rotor parallel lines each other, and described the second projection straight line and described rotor center axis spacing are less than or equal to 50mm.
8. a turbine motor, comprises turbine motor main shaft and motor casing, it is characterized in that: on described turbine motor main shaft, be socketed with the turbine rotor assembly parts as described in any one in claim 1 to 7.
9. turbine motor as claimed in claim 8, is characterized in that: described turbine rotor assembly parts is axially stacked with 50~300 grades along described turbine motor main shaft, forms the high pulling torque turbine motor with 50~300 grades of turbine rotors.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201420027327.3U CN203770008U (en) | 2014-01-16 | 2014-01-16 | Linear projection vane turbine stator and rotor assembly and turbine motor |
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CN201420027327.3U CN203770008U (en) | 2014-01-16 | 2014-01-16 | Linear projection vane turbine stator and rotor assembly and turbine motor |
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CN203770008U true CN203770008U (en) | 2014-08-13 |
Family
ID=51287206
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CN201420027327.3U Expired - Lifetime CN203770008U (en) | 2014-01-16 | 2014-01-16 | Linear projection vane turbine stator and rotor assembly and turbine motor |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103711631A (en) * | 2014-01-16 | 2014-04-09 | 中国石油大学(北京) | Turbine stator and rotor combination piece for linear projection blade and turbine motor |
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2014
- 2014-01-16 CN CN201420027327.3U patent/CN203770008U/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103711631A (en) * | 2014-01-16 | 2014-04-09 | 中国石油大学(北京) | Turbine stator and rotor combination piece for linear projection blade and turbine motor |
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