CN208702772U - A kind of axial wheel - Google Patents

A kind of axial wheel Download PDF

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Publication number
CN208702772U
CN208702772U CN201820636948.XU CN201820636948U CN208702772U CN 208702772 U CN208702772 U CN 208702772U CN 201820636948 U CN201820636948 U CN 201820636948U CN 208702772 U CN208702772 U CN 208702772U
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China
Prior art keywords
curve
coordinate
forming
forming curve
serial number
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CN201820636948.XU
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Chinese (zh)
Inventor
林志良
唐秀文
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FOSHAN HAINAN JIUZHOU POPULA FAN Co Ltd
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FOSHAN HAINAN JIUZHOU POPULA FAN Co Ltd
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Abstract

The utility model discloses a kind of axial wheels, including the pedestal with shaft, pedestal is equipped with several blade bodies, and blade body is uniformly arranged around the shaft annular, the shape of blade body is determined that blade body is equipped with ground line by least three spaced spatial warping curve rings；X-Y coordinate is established on basic perspective plane；Blade body is located at the corresponding drop shadow curve of innermost spatial warping curve ring and is known as inside forming curve, and preposition forming curve corresponding with inside forming curve is known as preposition forming curve outside interior preposition forming curve and is connected in sequence by several line-transects or straight line by serial number；Blade body is the entity that the corresponding spatial warping curve ring of inside forming curve, the corresponding spatial warping curve ring of at least one intermediate forming curve, the corresponding spatial warping curve ring of outside forming curve successively determine.The utility model can provide the air-flow of high total pressure in the case where low speed, and efficiency is very high.The utility model is used for axial flow blower.

Description

A kind of axial wheel
Technical field
It can reach at the low rotational speed the utility model relates to aerodynamic flows mechanics part of appliance and improve total pressure, efficiency A kind of axial wheel.
Background technique
Axial flow blower, purposes is very extensive, is exactly and the equidirectional air-flow of the axis of fan blade, such as electric fan, outdoor machine of air-conditioner wind Fan is exactly that axis stream mode runs blower.Why it is known as " axial-flow type ", is because gas is parallel to fan shaft flowing.Axial-flow type wind Machine is generally used for that traffic requirement is higher and the lower occasion of pressure requirements.The fixed position of axial fan simultaneously keeps air mobile.Axis Flow fan is mainly made of draught fan impeller and casing, and structure is simple but data demand is very high.Existing axial wheel does not have By the hydrokinetics calculation of science, the slow-speed of revolution rotates that lower total pressure is low, low efficiency.
Utility model content
Technical problem to be solved by the utility model is: provide it is a kind of can reach at the low rotational speed improve total pressure, efficiency A kind of axial wheel.
The solution that the utility model solves its technical problem is:
A kind of axial wheel, including the pedestal with shaft, pedestal is equipped with several blade bodies, and blade body is around the shaft Annular is uniformly arranged, and the shape of blade body is determined by least three spaced spatial warping curve rings, is set on blade body There is ground line, ground line is mutually perpendicular to shaft, and all spatial warping curve rings are the curve on shaped cylinder face, described The axis in shaped cylinder face is overlapped with shaft；
All spatial warping curve rings on each blade body are equipped with drop shadow curve, the basis on basic perspective plane Perspective plane passes through shaft and vertical with ground line, X-Y coordinate is established on basic perspective plane, Y-axis is overlapped with shaft；
By preposition forming curve by forming in X-Y coordinate up conversion, the origin of X-Y coordinate system is set for drop shadow curve On ground line；
Preposition forming curve:
Multiple anchor points on X-Y coordinate are connected in sequence by preposition forming curve line-transect or straight line, Basic point is equipped in the region that preposition forming curve surrounds, the X △, A that the X-coordinate of basic point is 2A times are greater than 0, X △ less than 1 It is preposition forming curve in the X-coordinate where the midpoint of the projection line on X axis, the Y △, B that the Y-coordinate of basic point is 2B times are small Y-coordinate where being greater than the midpoint that 0, Y △ is projection line of the preposition forming curve in Y-axis in 1, by preposition forming curve in X- It is moved integrally in Y-coordinate system, so that basic point moves to the origin on X-Y coordinate, then allows preposition forming curve around basis Line rotates C angle, to form drop shadow curve；
Blade body is located at the corresponding drop shadow curve of innermost spatial warping curve ring and is known as inside forming curve, with inside The corresponding preposition forming curve of forming curve is known as interior preposition forming curve；
Interior preposition forming curve is connected in sequence with line-transect or straight line by serial number by following anchor point:
Serial number 1 2 3 4 5 6 7 8 9 10
X1 coordinate 0.433 0.25 0.185 0.11 0.046 0.001 0.059 0.18 0.277 0.337
Y1 coordinate 0 0.1 0.3 0.6 0.975 1.95 3.9 5.85 7.8 9.75
Serial number 11 12 13 14 15 16 17 18 19 20
X1 coordinate 0.374 0.37 0.32 0.19 0 0.57 1.063 1.45 1.719 1.869
Y1 coordinate 11.7 13.7 15.6 17.6 19.5 17.55 15.6 13.7 11.7 9.75
Serial number 21 22 23 24 25 26 27 28 29 30
X1 coordinate 1.896 1.83 1.656 1.32 1.046 0.886 0.724 0.6 0.468 0.433
Y1 coordinate 7.8 5.85 3.9 1.95 0.975 0.6 0.3 0.1 0.003 0
；
The A of interior preposition forming curve is 0.377, B 0.42, and C is 31 degree to 37 degree, interior preposition each anchor point of forming curve Coordinate value, A, B tolerance in ± 5%；
The corresponding drop shadow curve of blade body spatial warping curve ring on the outermost side is known as outside forming curve, with outside The corresponding preposition forming curve of forming curve is known as outer preposition forming curve；
Outer preposition forming curve is connected in sequence with line-transect or straight line by serial number by following anchor point:
Serial number 1 2 3 4 5 6 7 8 9 10
X6 coordinate 0.53 0.41 0.341 0.26 0.205 0.104 0.011 -0 -0.04 -0.05
Y6 coordinate 0 0.07 0.25 0.5 0.71 1.42 2.84 4.26 5.68 7.1
Serial number 11 12 13 14 15 16 17 18 19 20
X6 coordinate -0.04 -0 -0 0.01 0 0.262 0.491 0.7 0.858 0.974
Y6 coordinate 8.52 9.94 11.39 12.8 14.2 12.78 11.39 9.94 8.52 7.1
Serial number 21 22 23 24 25 26 27 28 29 30
X6 coordinate 1.04 1.07 1.071 0.98 0.876 0.82 0.733 0.66 0.572 0.53
Y6 coordinate 5.68 4.26 2.84 1.42 0.71 0.5 0.25 0.07 0.005 0
；
The A of outer preposition forming curve is 0.377, B 0.42, and C is 7 degree to 13 degree, outer preposition each anchor point of forming curve Coordinate value, A, B tolerance in ± 5%；
Shaped cylinder face where the forming curve of outside is outer shaped cylinder face, and the diameter in outer shaped cylinder face is D；
Shaped cylinder face where the forming curve of inside is internal shaping cylindrical surface, the diameter on internal shaping cylindrical surface be 0.3D ± 5%；
The corresponding projection of spatial warping curve ring of the blade body between outside forming curve and inside forming curve is bent Line is known as intermediate forming curve；
Between outside forming curve and inside forming curve be equipped at least one intermediate forming curve, intermediate forming curve from Interior arrive includes the second intermediate forming curve, third centre forming curve, the 4th intermediate forming curve, the 5th intermediate forming curve outside In any one or more or whole intermediate forming curves；
The corresponding preposition forming curve of intermediate forming curve is known as intermediate preposition forming curve, intermediate preposition forming curve by Each anchor point on its own is connected in sequence with line-transect or straight line by serial number；
The coordinate of the corresponding anchor point of second intermediate forming curve is successively are as follows:
Serial number 1 2 3 4 5 6 7 8 9 10
X2 coordinate 0.415 0.24 0.176 0.1 0.043 0 0.055 0.17 0.264 0.327
Y2 coordinate 0 0.1 0.3 0.6 0.95 1.9 3.8 5.7 7.6 9.5
Serial number 11 12 13 14 15 16 17 18 19 20
X2 coordinate 0.363 0.36 0.31 0.18 0 0.533 1.033 1.41 1.673 1.819
Y2 coordinate 11.4 13.3 15.2 17.1 19 17.1 15.2 13.3 11.4 9.5
Serial number 21 22 23 24 25 26 27 28 29 30
X2 coordinate 1.845 1.78 1.611 1.28 1.017 0.868 0.708 0.58 0.454 0.415
Y2 coordinate 7.6 5.7 3.8 1.9 0.95 0.6 0.3 0.1 0.003 0
；
The corresponding A of second intermediate forming curve is 0.377, B 0.42, and C is 30 degree to 36 degree, shapes song among second The coordinate value of each anchor point of line, A, B tolerance in ± 5%；
Shaped cylinder face where second intermediate forming curve is the second shaped cylinder face, the diameter in the second shaped cylinder face For 0.45D ± 5%；
The coordinate of the corresponding anchor point of third centre forming curve is successively are as follows:
Serial number 1 2 3 4 5 6 7 8 9 10
X3 coordinate 0.448 0.3 0.221 0.14 0.083 0.012 0.009 0.07 0.127 0.161
Y3 coordinate 0 0.08 0.29 0.58 0.875 1.75 3.5 5.25 7 8.75
Serial number 11 12 13 14 15 16 17 18 19 20
X3 coordinate 0.19 0.2 0.18 0.11 0 0.461 0.857 1.18 1.398 1.533
Y3 coordinate 10.5 12.3 14 15.8 17.5 15.75 14 12.3 10.5 8.75
Serial number 21 22 23 24 25 26 27 28 29 30
X3 coordinate 1.573 1.54 1.434 1.19 0.972 0.86 0.722 0.6 0.499 0.448
Y3 coordinate 7 5.25 3.5 1.75 0.875 0.58 0.29 0.08 0.006 0
；
The corresponding A of forming curve is 0.4, B 0.423 among third, and C is 23 degree to 29 degree, forming curve among third The coordinate value of each anchor point, A, B tolerance in ± 5%；
Shaped cylinder face among third where forming curve is third shaped cylinder face, the diameter in third shaped cylinder face For 0.59D ± 5%；
The coordinate of the corresponding anchor point of 4th intermediate forming curve is successively are as follows:
Serial number 1 2 3 4 5 6 7 8 9 10
X4 coordinate 0.498 0.35 0.269 0.18 0.132 0.044 0 0.02 0.038 0.051
Y4 coordinate 0 0.08 0.29 0.58 0.815 1.63 3.26 4.89 6.52 8.15
Serial number 11 12 13 14 15 16 17 18 19 20
X4 coordinate 0.071 0.08 0.086 0.06 0 0.376 0.707 0.98 1.175 1.304
Y4 coordinate 9.78 11.4 13.04 14.7 16.3 14.67 13.04 11.4 9.78 8.15
Serial number 21 22 23 24 25 26 27 28 29 30
X4 coordinate 1.356 1.35 1.294 1.12 0.946 0.868 0.747 0.64 0.544 0.498
Y4 coordinate 6.52 4.89 3.26 1.63 0.815 0.58 0.29 0.08 0.006 0
；
The corresponding A of 4th intermediate forming curve is 0.427, B 0.422, and C is 17 degree to 23 degree, shapes song among the 4th The coordinate value of each anchor point of line, A, B tolerance in ± 5%；
Shaped cylinder face where 4th intermediate forming curve is the 4th shaped cylinder face, the diameter in the 4th shaped cylinder face For 0.72D ± 5%；
The coordinate of the corresponding anchor point of 5th intermediate forming curve is successively are as follows:
Serial number 1 2 3 4 5 6 7 8 9 10
X5 coordinate 0.528 0.4 0.329 0.25 0.184 0.084 0.007 -0 -0.01 -0.01
Y5 coordinate 0 0.07 0.25 0.5 0.76 1.52 3.04 4.56 6.08 7.6
Serial number 11 12 13 14 15 16 17 18 19 20
X5 coordinate 0 0.01 0.027 0.02 0 0.316 0.594 0.83 1.002 1.124
Y5 coordinate 9.12 10.6 12.16 13.7 15.2 13.68 12.16 10.6 9.12 7.6
Serial number 21 22 23 24 25 26 27 28 29 30
X5 coordinate 1.186 1.21 1.182 1.06 0.924 0.846 0.75 0.67 0.579 0.528
Y5 coordinate 6.08 4.56 3.04 1.52 0.76 0.5 0.25 0.07 0.006 0
；
The corresponding A of 5th intermediate forming curve is 0.452, B 0.42, and C is 12 degree to 18 degree, the 5th intermediate forming curve The coordinate value of each anchor point, A, B tolerance in ± 5%；
Shaped cylinder face where 5th intermediate forming curve is the 5th forming cylindrical surface, the diameter on the 5th forming cylindrical surface For 0.86D ± 5%；
Blade body is the corresponding spatial warping curve ring of inside forming curve, the corresponding sky of at least one intermediate forming curve Between the entity that successively determines of twisting curve ring, the corresponding spatial warping curve ring of outside forming curve.
As a further improvement of the foregoing solution, blade body is aluminum member.
As a further improvement of the foregoing solution, preposition forming curve is located on X-Y coordinate with line-transect by multiple Anchor point is connected in sequence.
As a further improvement of the foregoing solution, preposition forming curve straight line is determined multiple on X-Y coordinate Site is connected in sequence.
As a further improvement of the foregoing solution, blade body is successively turned round from the corresponding space of inside forming curve from the inside to the outside Curve ring smoothly passes through the corresponding spatial warping curve ring of intermediate forming curve, then seamlessly transits corresponding to outside forming curve Spatial warping curve ring.
As a further improvement of the foregoing solution, the sky of the anchor point of inside forming curve serial number i projection relation each other Between point on twisting curve ring be the initial point of guide line, each intermediate forming curve serial number j anchor point projection relation each other Spatial warping curve ring on point be the intermediate point of guide line, outside forming curve serial number k anchor point project pass each other Point on the spatial warping curve ring of system is the terminal of guide line；I=j=k, guide line successively pass through the initial point of guide line, draw The terminal of the intermediate point of conducting wire, guide line, the guide line are a line-transect, blade body by guide line guidance, from the inside to the outside according to It is secondary smoothly to pass through the corresponding spatial warping curve ring of intermediate forming curve from the corresponding spatial warping curve ring of inside forming curve, Spatial warping curve ring corresponding to outside forming curve is seamlessly transitted again.
The beneficial effects of the utility model are: a kind of axial wheel, including the pedestal with shaft, pedestal is equipped with several Blade body, blade body are uniformly arranged around the shaft annular, and the shape of blade body is by least three spaced spatial warpings Curve ring is determined that blade body is equipped with ground line, and ground line is mutually perpendicular to shaft, and all spatial warping curve rings are The axis of curve on shaped cylinder face, the shaped cylinder face is overlapped with shaft；
All spatial warping curve rings on each blade body are equipped with drop shadow curve, the basis on basic perspective plane Perspective plane passes through shaft and vertical with ground line, X-Y coordinate is established on basic perspective plane, Y-axis is overlapped with shaft；
By preposition forming curve by forming in X-Y coordinate up conversion, the origin of X-Y coordinate system is set for drop shadow curve On ground line；
Preposition forming curve:
Multiple anchor points on X-Y coordinate are connected in sequence by preposition forming curve line-transect or straight line, Basic point is equipped in the region that preposition forming curve surrounds, the X △, A that the X-coordinate of basic point is 2A times are greater than 0, X △ less than 1 It is preposition forming curve in the X-coordinate where the midpoint of the projection line on X axis, (that is, it is assumed that preposition forming curve is in X axis On the X-coordinate of projection line starting point be 0, the X-coordinate of terminal is 1, if A is 0.4, then the X-coordinate of basic point is 0.4) basic point Y-coordinate be 2B times Y △, B to be greater than 0, Y △ less than 1 be Y where the midpoint of projection line of the preposition forming curve in Y-axis Coordinate moves integrally preposition forming curve in X-Y coordinate, so that basic point moves to the origin on X-Y coordinate, so After allow preposition forming curve to rotate C angle around ground line, to form drop shadow curve；
Blade body is located at the corresponding drop shadow curve of innermost spatial warping curve ring and is known as inside forming curve, with inside The corresponding preposition forming curve of forming curve is known as interior preposition forming curve；
Interior preposition forming curve is connected in sequence with line-transect or straight line by serial number by following anchor point:
Serial number 1 2 3 4 5 6 7 8 9 10
X1 coordinate 0.433 0.25 0.185 0.11 0.046 0.001 0.059 0.18 0.277 0.337
Y1 coordinate 0 0.1 0.3 0.6 0.975 1.95 3.9 5.85 7.8 9.75
Serial number 11 12 13 14 15 16 17 18 19 20
X1 coordinate 0.374 0.37 0.32 0.19 0 0.57 1.063 1.45 1.719 1.869
Y1 coordinate 11.7 13.7 15.6 17.6 19.5 17.55 15.6 13.7 11.7 9.75
Serial number 21 22 23 24 25 26 27 28 29 30
X1 coordinate 1.896 1.83 1.656 1.32 1.046 0.886 0.724 0.6 0.468 0.433
Y1 coordinate 7.8 5.85 3.9 1.95 0.975 0.6 0.3 0.1 0.003 0
；
The A of interior preposition forming curve is 0.377, B 0.42, and C is 31 degree to 37 degree, interior preposition each anchor point of forming curve Coordinate value, A, B tolerance in ± 5%；
The corresponding drop shadow curve of blade body spatial warping curve ring on the outermost side is known as outside forming curve, with outside The corresponding preposition forming curve of forming curve is known as outer preposition forming curve；
Outer preposition forming curve is connected in sequence with line-transect or straight line by serial number by following anchor point:
Serial number 1 2 3 4 5 6 7 8 9 10
X6 coordinate 0.53 0.41 0.341 0.26 0.205 0.104 0.011 -0 -0.04 -0.05
Y6 coordinate 0 0.07 0.25 0.5 0.71 1.42 2.84 4.26 5.68 7.1
Serial number 11 12 13 14 15 16 17 18 19 20
X6 coordinate -0.04 -0 -0 0.01 0 0.262 0.491 0.7 0.858 0.974
Y6 coordinate 8.52 9.94 11.39 12.8 14.2 12.78 11.39 9.94 8.52 7.1
Serial number 21 22 23 24 25 26 27 28 29 30
X6 coordinate 1.04 1.07 1.071 0.98 0.876 0.82 0.733 0.66 0.572 0.53
Y6 coordinate 5.68 4.26 2.84 1.42 0.71 0.5 0.25 0.07 0.005 0
；
The A of outer preposition forming curve is 0.377, B 0.42, and C is 7 degree to 13 degree, outer preposition each anchor point of forming curve Coordinate value, A, B tolerance in ± 5%；
Shaped cylinder face where the forming curve of outside is outer shaped cylinder face, and the diameter in outer shaped cylinder face is D；
Shaped cylinder face where the forming curve of inside is internal shaping cylindrical surface, the diameter on internal shaping cylindrical surface be 0.3D ± 5%；
The corresponding projection of spatial warping curve ring of the blade body between outside forming curve and inside forming curve is bent Line is known as intermediate forming curve；
Between outside forming curve and inside forming curve be equipped at least one intermediate forming curve, intermediate forming curve from Interior arrive includes the second intermediate forming curve, third centre forming curve, the 4th intermediate forming curve, the 5th intermediate forming curve outside In any one or more or whole intermediate forming curves；
The corresponding preposition forming curve of intermediate forming curve is known as intermediate preposition forming curve, intermediate preposition forming curve by Each anchor point on its own is connected in sequence with line-transect or straight line by serial number；
The coordinate of the corresponding anchor point of second intermediate forming curve is successively are as follows:
Serial number 1 2 3 4 5 6 7 8 9 10
X2 coordinate 0.415 0.24 0.176 0.1 0.043 0 0.055 0.17 0.264 0.327
Y2 coordinate 0 0.1 0.3 0.6 0.95 1.9 3.8 5.7 7.6 9.5
Serial number 11 12 13 14 15 16 17 18 19 20
X2 coordinate 0.363 0.36 0.31 0.18 0 0.533 1.033 1.41 1.673 1.819
Y2 coordinate 11.4 13.3 15.2 17.1 19 17.1 15.2 13.3 11.4 9.5
Serial number 21 22 23 24 25 26 27 28 29 30
X2 coordinate 1.845 1.78 1.611 1.28 1.017 0.868 0.708 0.58 0.454 0.415
Y2 coordinate 7.6 5.7 3.8 1.9 0.95 0.6 0.3 0.1 0.003 0
；
The corresponding A of second intermediate forming curve is 0.377, B 0.42, and C is 30 degree to 36 degree, shapes song among second The coordinate value of each anchor point of line, A, B tolerance in ± 5%；
Shaped cylinder face where second intermediate forming curve is the second shaped cylinder face, the diameter in the second shaped cylinder face For 0.45D ± 5%；
The coordinate of the corresponding anchor point of third centre forming curve is successively are as follows:
Serial number 1 2 3 4 5 6 7 8 9 10
X3 coordinate 0.448 0.3 0.221 0.14 0.083 0.012 0.009 0.07 0.127 0.161
Y3 coordinate 0 0.08 0.29 0.58 0.875 1.75 3.5 5.25 7 8.75
Serial number 11 12 13 14 15 16 17 18 19 20
X3 coordinate 0.19 0.2 0.18 0.11 0 0.461 0.857 1.18 1.398 1.533
Y3 coordinate 10.5 12.3 14 15.8 17.5 15.75 14 12.3 10.5 8.75
Serial number 21 22 23 24 25 26 27 28 29 30
X3 coordinate 1.573 1.54 1.434 1.19 0.972 0.86 0.722 0.6 0.499 0.448
Y3 coordinate 7 5.25 3.5 1.75 0.875 0.58 0.29 0.08 0.006 0
；
The corresponding A of forming curve is 0.4, B 0.423 among third, and C is 23 degree to 29 degree, forming curve among third The coordinate value of each anchor point, A, B tolerance in ± 5%；
Shaped cylinder face among third where forming curve is third shaped cylinder face, the diameter in third shaped cylinder face For 0.59D ± 5%；
The coordinate of the corresponding anchor point of 4th intermediate forming curve is successively are as follows:
Serial number 1 2 3 4 5 6 7 8 9 10
X4 coordinate 0.498 0.35 0.269 0.18 0.132 0.044 0 0.02 0.038 0.051
Y4 coordinate 0 0.08 0.29 0.58 0.815 1.63 3.26 4.89 6.52 8.15
Serial number 11 12 13 14 15 16 17 18 19 20
X4 coordinate 0.071 0.08 0.086 0.06 0 0.376 0.707 0.98 1.175 1.304
Y4 coordinate 9.78 11.4 13.04 14.7 16.3 14.67 13.04 11.4 9.78 8.15
Serial number 21 22 23 24 25 26 27 28 29 30
X4 coordinate 1.356 1.35 1.294 1.12 0.946 0.868 0.747 0.64 0.544 0.498
Y4 coordinate 6.52 4.89 3.26 1.63 0.815 0.58 0.29 0.08 0.006 0
；
The corresponding A of 4th intermediate forming curve is 0.427, B 0.422, and C is 17 degree to 23 degree, shapes song among the 4th The coordinate value of each anchor point of line, A, B tolerance in ± 5%；
Shaped cylinder face where 4th intermediate forming curve is the 4th shaped cylinder face, the diameter in the 4th shaped cylinder face For 0.72D ± 5%；
The coordinate of the corresponding anchor point of 5th intermediate forming curve is successively are as follows:
Serial number 1 2 3 4 5 6 7 8 9 10
X5 coordinate 0.528 0.4 0.329 0.25 0.184 0.084 0.007 -0 -0.01 -0.01
Y5 coordinate 0 0.07 0.25 0.5 0.76 1.52 3.04 4.56 6.08 7.6
Serial number 11 12 13 14 15 16 17 18 19 20
X5 coordinate 0 0.01 0.027 0.02 0 0.316 0.594 0.83 1.002 1.124
Y5 coordinate 9.12 10.6 12.16 13.7 15.2 13.68 12.16 10.6 9.12 7.6
Serial number 21 22 23 24 25 26 27 28 29 30
X5 coordinate 1.186 1.21 1.182 1.06 0.924 0.846 0.75 0.67 0.579 0.528
Y5 coordinate 6.08 4.56 3.04 1.52 0.76 0.5 0.25 0.07 0.006 0
；
The corresponding A of 5th intermediate forming curve is 0.452, B 0.42, and C is 12 degree to 18 degree, shapes song among the 5th The coordinate value of each anchor point of line, A, B tolerance in ± 5%；
Shaped cylinder face where 5th intermediate forming curve is the 5th forming cylindrical surface, the diameter on the 5th forming cylindrical surface For 0.86D ± 5%；
Blade body is the corresponding spatial warping curve ring of inside forming curve, the corresponding sky of at least one intermediate forming curve Between the entity that successively determines of twisting curve ring, the corresponding spatial warping curve ring of outside forming curve.The utility model by pair The shape of blade body is explicitly defined and is limited on three-dimensional space, avoids this field by experience to determine blade body It is leaf, so as to cause fraction defective it is low, the problem of can not also carrying out size detection.The blade body of the utility model passes through computer mould It fits a large amount of it is demonstrated experimentally that the air-flow of high total pressure can be provided in the case where low speed, while using the axis stream of the utility model Fan efficiency is very high.The utility model is used for axial flow blower.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model Attached drawing to be used is briefly described.Obviously, described attached drawing is a part of the embodiment of the utility model, rather than complete Portion's embodiment, those skilled in the art without creative efforts, can also be obtained according to these attached drawings it His design scheme and attached drawing.
Fig. 1 is the projection relation schematic diagram of the utility model embodiment；
Fig. 2 is the right side structural representation of the utility model embodiment；
Fig. 3 is the schematic view of the front view of the utility model embodiment.
Specific embodiment
It is carried out below with reference to technical effect of the embodiment and attached drawing to the design of the utility model, specific structure and generation It clearly and completely describes, to be completely understood by the purpose of this utility model, feature and effect.Obviously, described embodiment It is a part of the embodiment of the utility model, rather than whole embodiments, it is based on the embodiments of the present invention, the skill of this field Art personnel other embodiments obtained without creative efforts belong to the model of the utility model protection It encloses.In addition, all connection/connection relationships being previously mentioned in text, not singly refer to that component directly connects, and referring to can be according to specific reality Situation is applied, by adding or reducing couple auxiliary, Lai Zucheng more preferably coupling structure.Each technology in the utility model is special Sign, can be with combination of interactions under the premise of not conflicting conflict.
Referring to figs. 1 to Fig. 3, this is the embodiments of the present invention, specifically:
A kind of axial wheel, including the pedestal 2 with shaft 21, pedestal 2 is equipped with several blade bodies 1, and blade body 1 is around institute It states 21 annular of shaft to be uniformly arranged, the shape of blade body 1 is determined by least three spaced spatial warping curve rings, leaf Sheet body 1 is equipped with ground line 1017, and ground line 1017 is mutually perpendicular to shaft 21, and all spatial warping curve rings are forming The axis of curve on cylindrical surface, the shaped cylinder face is overlapped with shaft 21；
All spatial warping curve rings on each blade body 1 are equipped with drop shadow curve, the base on basic perspective plane Plinth perspective plane passes through shaft 21 and vertical with ground line 1017, and X-Y coordinate, Y-axis and shaft 21 are established on basic perspective plane It is overlapped；
By preposition forming curve by forming in X-Y coordinate up conversion, the origin of X-Y coordinate system is set for drop shadow curve On ground line 1017；
Preposition forming curve:
Multiple anchor points on X-Y coordinate are connected in sequence by preposition forming curve line-transect or straight line, Basic point is equipped in the region that preposition forming curve surrounds, the X △, A that the X-coordinate of basic point is 2A times are greater than 0, X △ less than 1 and are Preposition forming curve is in the X-coordinate where the midpoint of the projection line on X axis, the Y-coordinate of basic point is 2B times Y △, and B is less than 1 is greater than the Y-coordinate where the midpoint that 0, Y △ is projection line of the preposition forming curve in Y-axis, by preposition forming curve in X-Y It is moved integrally in coordinate system, so that basic point moves to the origin on X-Y coordinate, then allows preposition forming curve around ground line 1017 rotation C angles, to form drop shadow curve；
Blade body 1 is located at the corresponding drop shadow curve of innermost spatial warping curve ring and is known as inside forming curve 1011, Preposition forming curve corresponding with inside forming curve 1011 is known as interior preposition forming curve；
Interior preposition forming curve is connected in sequence with line-transect or straight line by serial number by following anchor point:
Serial number 1 2 3 4 5 6 7 8 9 10
X1 coordinate 0.433 0.25 0.185 0.11 0.046 0.001 0.059 0.18 0.277 0.337
Y1 coordinate 0 0.1 0.3 0.6 0.975 1.95 3.9 5.85 7.8 9.75
Serial number 11 12 13 14 15 16 17 18 19 20
X1 coordinate 0.374 0.37 0.32 0.19 0 0.57 1.063 1.45 1.719 1.869
Y1 coordinate 11.7 13.7 15.6 17.6 19.5 17.55 15.6 13.7 11.7 9.75
Serial number 21 22 23 24 25 26 27 28 29 30
X1 coordinate 1.896 1.83 1.656 1.32 1.046 0.886 0.724 0.6 0.468 0.433
Y1 coordinate 7.8 5.85 3.9 1.95 0.975 0.6 0.3 0.1 0.003 0
；
The A of interior preposition forming curve is 0.377, B 0.42, and C is 31 degree to 37 degree, interior preposition each anchor point of forming curve Coordinate value, A, B tolerance in ± 5%；
The corresponding drop shadow curve of the spatial warping curve ring on the outermost side of blade body 1 is known as outside forming curve 1016, Preposition forming curve corresponding with outside forming curve 1016 is known as outer preposition forming curve；
Outer preposition forming curve is connected in sequence with line-transect or straight line by serial number by following anchor point:
Serial number 1 2 3 4 5 6 7 8 9 10
X6 coordinate 0.53 0.41 0.341 0.26 0.205 0.104 0.011 -0 -0.04 -0.05
Y6 coordinate 0 0.07 0.25 0.5 0.71 1.42 2.84 4.26 5.68 7.1
Serial number 11 12 13 14 15 16 17 18 19 20
X6 coordinate -0.04 -0 -0 0.01 0 0.262 0.491 0.7 0.858 0.974
Y6 coordinate 8.52 9.94 11.39 12.8 14.2 12.78 11.39 9.94 8.52 7.1
Serial number 21 22 23 24 25 26 27 28 29 30
X6 coordinate 1.04 1.07 1.071 0.98 0.876 0.82 0.733 0.66 0.572 0.53
Y6 coordinate 5.68 4.26 2.84 1.42 0.71 0.5 0.25 0.07 0.005 0
；
The A of outer preposition forming curve is 0.377, B 0.42, and C is 7 degree to 13 degree, outer preposition each anchor point of forming curve Coordinate value, A, B tolerance in ± 5%；
Shaped cylinder face where outside forming curve 1016 is outer shaped cylinder face 1026, outer shaped cylinder face 1026 Diameter is D；
Shaped cylinder face where inside forming curve 1011 is internal shaping cylindrical surface 1021, internal shaping cylindrical surface 1021 Diameter is 0.3D ± 5%；
Spatial warping curve ring of the blade body 1 between outside forming curve 1016 and inside forming curve 1011 is corresponding Drop shadow curve be known as intermediate forming curve；
Be equipped at least one intermediate forming curve between outside forming curve 1016 and inside forming curve 1011, it is intermediate at Shape curve includes the second intermediate forming curve 1012, third centre forming curve 1013, the 4th intermediate forming curve from inside to outside 1014, any one or more in the 5th intermediate forming curve 1015 or whole intermediate forming curves；
The corresponding preposition forming curve of intermediate forming curve is known as intermediate preposition forming curve, intermediate preposition forming curve by Each anchor point on its own is connected in sequence with line-transect or straight line by serial number；
The coordinate of the second corresponding anchor point of intermediate forming curve 1012 is successively are as follows:
Serial number 1 2 3 4 5 6 7 8 9 10
X2 coordinate 0.415 0.24 0.176 0.1 0.043 0 0.055 0.17 0.264 0.327
Y2 coordinate 0 0.1 0.3 0.6 0.95 1.9 3.8 5.7 7.6 9.5
Serial number 11 12 13 14 15 16 17 18 19 20
X2 coordinate 0.363 0.36 0.31 0.18 0 0.533 1.033 1.41 1.673 1.819
Y2 coordinate 11.4 13.3 15.2 17.1 19 17.1 15.2 13.3 11.4 9.5
Serial number 21 22 23 24 25 26 27 28 29 30
X2 coordinate 1.845 1.78 1.611 1.28 1.017 0.868 0.708 0.58 0.454 0.415
Y2 coordinate 7.6 5.7 3.8 1.9 0.95 0.6 0.3 0.1 0.003 0
；
The second corresponding A of intermediate forming curve 1012 be 0.377, B 0.42, C be 30 degree to 36 degree, among second at The coordinate value of each anchor point of shape curve 1012, A, B tolerance in ± 5%；
Shaped cylinder face where second intermediate forming curve 1012 is the second shaped cylinder face 1022, the second forming circle The diameter of cylinder 1022 is 0.45D ± 5%；
The coordinate of the third centre corresponding anchor point of forming curve 1013 is successively are as follows:
Serial number 1 2 3 4 5 6 7 8 9 10
X3 coordinate 0.448 0.3 0.221 0.14 0.083 0.012 0.009 0.07 0.127 0.161
Y3 coordinate 0 0.08 0.29 0.58 0.875 1.75 3.5 5.25 7 8.75
Serial number 11 12 13 14 15 16 17 18 19 20
X3 coordinate 0.19 0.2 0.18 0.11 0 0.461 0.857 1.18 1.398 1.533
Y3 coordinate 10.5 12.3 14 15.8 17.5 15.75 14 12.3 10.5 8.75
Serial number 21 22 23 24 25 26 27 28 29 30
X3 coordinate 1.573 1.54 1.434 1.19 0.972 0.86 0.722 0.6 0.499 0.448
Y3 coordinate 7 5.25 3.5 1.75 0.875 0.58 0.29 0.08 0.006 0
；
The corresponding A of forming curve 1013 is 0.4, B 0.423 among third, and C is 23 degree to 29 degree, forming among third The coordinate value of each anchor point of curve 1013, A, B tolerance in ± 5%；
Shaped cylinder face among third where forming curve 1013 is third shaped cylinder face 1023, third forming circle The diameter of cylinder 1023 is 0.59D ± 5%；
The coordinate of the 4th corresponding anchor point of intermediate forming curve 1014 is successively are as follows:
Serial number 1 2 3 4 5 6 7 8 9 10
X4 coordinate 0.498 0.35 0.269 0.18 0.132 0.044 0 0.02 0.038 0.051
Y4 coordinate 0 0.08 0.29 0.58 0.815 1.63 3.26 4.89 6.52 8.15
Serial number 11 12 13 14 15 16 17 18 19 20
X4 coordinate 0.071 0.08 0.086 0.06 0 0.376 0.707 0.98 1.175 1.304
Y4 coordinate 9.78 11.4 13.04 14.7 16.3 14.67 13.04 11.4 9.78 8.15
Serial number 21 22 23 24 25 26 27 28 29 30
X4 coordinate 1.356 1.35 1.294 1.12 0.946 0.868 0.747 0.64 0.544 0.498
Y4 coordinate 6.52 4.89 3.26 1.63 0.815 0.58 0.29 0.08 0.006 0
；
The 4th corresponding A of intermediate forming curve 1014 be 0.427, B 0.422, C be 17 degree to 23 degree, among the 4th at The coordinate value of each anchor point of shape curve 1014, A, B tolerance in ± 5%；
Shaped cylinder face where 4th intermediate forming curve 1014 is the 4th shaped cylinder face 1024, the 4th forming circle The diameter of cylinder 1024 is 0.72D ± 5%；
The coordinate of the 5th corresponding anchor point of intermediate forming curve 1015 is successively are as follows:
Serial number 1 2 3 4 5 6 7 8 9 10
X5 coordinate 0.528 0.4 0.329 0.25 0.184 0.084 0.007 -0 -0.01 -0.01
Y5 coordinate 0 0.07 0.25 0.5 0.76 1.52 3.04 4.56 6.08 7.6
Serial number 11 12 13 14 15 16 17 18 19 20
X5 coordinate 0 0.01 0.027 0.02 0 0.316 0.594 0.83 1.002 1.124
Y5 coordinate 9.12 10.6 12.16 13.7 15.2 13.68 12.16 10.6 9.12 7.6
Serial number 21 22 23 24 25 26 27 28 29 30
X5 coordinate 1.186 1.21 1.182 1.06 0.924 0.846 0.75 0.67 0.579 0.528
Y5 coordinate 6.08 4.56 3.04 1.52 0.76 0.5 0.25 0.07 0.006 0
；
The 5th corresponding A of intermediate forming curve 1015 be 0.452, B 0.42, C be 12 degree to 18 degree, among the 5th at The coordinate value of each anchor point of shape curve 1015, A, B tolerance in ± 5%；
Shaped cylinder face where 5th intermediate forming curve 1015 is the 5th forming cylindrical surface 1025, the 5th shaped cylinder The diameter in face 1025 is 0.86D ± 5%；
Blade body 1 is the corresponding spatial warping curve ring of inside forming curve 1011, at least one intermediate forming curve pair The entity that spatial warping curve ring, the corresponding spatial warping curve ring of outside forming curve 1016 answered successively determine.This is practical The novel shape by blade body is explicitly defined and is limited on three-dimensional space, is avoided this field and is come really by experience Fixed blade body it is leaf, so as to cause fraction defective it is low, the problem of can not also carrying out size detection.The blade body of the utility model By computer simulation and a large amount of it is demonstrated experimentally that the air-flow of high total pressure can be provided in the case where low speed while practical using this Novel axial flow blower efficiency is very high.
Because influence of the deformation of existing blade in the process of running to performance is very big, therefore usually use steel Material make blade body, but the blade of the present embodiment tool micro-deformation at work will not cause total pressure and efficiency It influences, the blade body 1 of the present embodiment is aluminum member.
In order to reduce noise, preposition forming curve is successively connected multiple anchor points on X-Y coordinate with line-transect It connects.
For small-sized axial flow blower, blade also very it is small, therefore for small-sized axial flow blower it is preposition at Multiple anchor points on X-Y coordinate can be connected in sequence by shape curve with straight line.
In order to reduce noise, blade body 1 is from the inside to the outside successively from the corresponding spatial warping curve of inside forming curve 1011 Ring smoothly passes through the corresponding spatial warping curve ring of intermediate forming curve, then seamlessly transits corresponding to outside forming curve 1016 Spatial warping curve ring.
The point on the spatial warping curve ring of projection relation is to draw to the anchor point of 1011 serial number i of inside forming curve each other The anchor point point on the spatial warping curve ring of projection relation each other of the initial point of conducting wire, each intermediate forming curve serial number j For the intermediate point of guide line, the spatial warping curve ring of the anchor point projection relation each other of 1016 serial number k of outside forming curve On point be guide line terminal；I=j=k, guide line successively pass through the initial point of guide line, the intermediate point of guide line, guide line Terminal, the guide line be a line-transect, blade body 1 by guide line guidance, from the inside to the outside successively from inside forming curve 1011 corresponding spatial warping curve rings smoothly pass through the corresponding spatial warping curve ring of intermediate forming curve, then seamlessly transit to The corresponding spatial warping curve ring of outside forming curve 1016.For example use the anchor point of serial number 1 as guide line, successively by such as Lower coordinate: (0.433,0), (0.415,0), (0.488,0), (0.498,0), (0.528,0), (0.53,0).It can of course incite somebody to action The anchor point of serial number 2~30 is individually or all respectively as guide line.
The present embodiment is by all serial number anchor points all respectively as the restriction of guide line, and is shaped by inside Curve 1011, the second intermediate forming curve 1012, third centre forming curve 1013, the 4th intermediate forming curve the 1014, the 5th The restriction of intermediate forming curve 1015, the corresponding spatial warping curve ring of outside forming curve 1016 even.The X-axis of the present embodiment, One unit of Y-axis represents 6mm.
By test, measured in different operating points, specific data are as follows:
Under comparable conditions, DATA REASONING is carried out to existing fan blade, result is as follows:
From above-mentioned correlation data it is found that the impeller power originally implemented, volume flow, total pressure greatly improve.And In ± 5% margin of tolerance, the performance inconsistency of the present embodiment is also within 3%.If but the leaf error of blade body be more than ± 5%, then performance inconsistency can be more than 20%.
The better embodiment of the utility model is illustrated above, but the utility model be not limited to it is described Embodiment, those skilled in the art can also make various equivalent changes without departing from the spirit of the present invention Type or replacement, these equivalent variation or replacement are all included in the scope defined by the claims of the present application.

Claims (6)

1. a kind of axial wheel, including the pedestal (2) with shaft (21), pedestal (2) is equipped with several blade bodies (1), blade Body (1) is uniformly arranged around the shaft (21) annular, it is characterised in that: the shape of blade body (1) is arranged by least three intervals Spatial warping curve ring determined that blade body (1) is equipped with ground line (1017), ground line (1017) and shaft (21) are mutual Vertically, all spatial warping curve rings are the curve on shaped cylinder face, axis and shaft (21) in the shaped cylinder face It is overlapped；
All spatial warping curve rings on each blade body (1) are equipped with drop shadow curve, the basis on basic perspective plane Perspective plane pass through it is shaft (21) and vertical with ground line (1017), X-Y coordinate, Y-axis and shaft are established on basic perspective plane (21) it is overlapped；By preposition forming curve by forming in X-Y coordinate up conversion, the origin of X-Y coordinate is set for drop shadow curve On ground line (1017)；
Preposition forming curve:
Multiple anchor points on X-Y coordinate are connected in sequence by preposition forming curve line-transect or straight line, preposition Basic point is equipped in the region that forming curve surrounds, it is preposition that the X △, A that the X-coordinate of basic point is 2A times, which are greater than 0, X △ less than 1, X-coordinate where the midpoint of projection line of the forming curve in X-axis, the Y-coordinate of basic point is 2B times Y △, B are greater than less than 1 0, Y △ is the Y-coordinate where the midpoint of projection line of the preposition forming curve in Y-axis, by preposition forming curve in X-Y coordinate In moved integrally so that basic point moves to the origin on X-Y coordinate, then allow preposition forming curve around ground line (1017) C angle is rotated, to form drop shadow curve；
Blade body (1) is located at the corresponding drop shadow curve of innermost spatial warping curve ring and is known as inside forming curve (1011), Preposition forming curve corresponding with inside forming curve (1011) is known as interior preposition forming curve；
Interior preposition forming curve is connected in sequence with line-transect or straight line by serial number by following anchor point:
Serial number 1 2 3 4 5 6 7 8 9 10 X1 coordinate 0.43 0.25 0.19 0.11 0.05 0.00 0.06 0.18 0.28 0.34 Y1 coordinate 0.00 0.10 0.30 0.60 0.98 1.95 3.90 5.85 7.80 9.75 Serial number 11 12 13 14 15 16 17 18 19 20 X1 coordinate 0.37 0.37 0.32 0.19 0.00 0.57 1.06 1.45 1.72 1.87 Y1 coordinate 11.70 13.65 15.60 17.55 19.50 17.55 15.60 13.65 11.70 9.75 Serial number 21 22 23 24 25 26 27 28 29 30 X1 coordinate 1.90 1.83 1.66 1.32 1.05 0.89 0.72 0.60 0.47 0.43 Y1 coordinate 7.80 5.85 3.90 1.95 0.98 0.60 0.30 0.10 0.00 0.00
；
The A of interior preposition forming curve is 0.377, B 0.42, and C is 31 degree to 37 degree, the seat of interior preposition each anchor point of forming curve Scale value, A, B tolerance in ± 5%；
The corresponding drop shadow curve of blade body (1) spatial warping curve ring on the outermost side is known as outside forming curve (1016), Preposition forming curve corresponding with outside forming curve (1016) is known as outer preposition forming curve；
Outer preposition forming curve is connected in sequence with line-transect or straight line by serial number by following anchor point:
Serial number 1 2 3 4 5 6 7 8 9 10 X6 coordinate 0.576 0.46 0.387 0.304 0.251 0.15 0.057 0.03 0.011 0 Y6 coordinate 0 0.07 0.25 0.5 0.71 1.42 2.84 4.26 5.68 7.1 Serial number 11 12 13 14 15 16 17 18 19 20 X6 coordinate 0.004 0.02 0.042 0.051 0.046 0.308 0.537 0.746 0.904 1.02 Y6 coordinate 8.52 9.94 11.39 12.78 14.2 12.78 11.39 9.94 8.52 7.1 Serial number 21 22 23 24 25 26 27 28 29 30 X6 coordinate 1.086 1.119 1.117 1.028 0.922 0.866 0.779 0.703 0.618 0.576 Y6 coordinate 5.68 4.26 2.84 1.42 0.71 0.5 0.25 0.07 0.005 0
；
The A of outer preposition forming curve is 0.377, B 0.42, and C is 7 degree to 13 degree, the seat of outer preposition each anchor point of forming curve Scale value, A, B tolerance in ± 5%；
Shaped cylinder face where outside forming curve (1016) is outer shaped cylinder face (1026), outer shaped cylinder face (1026) Diameter be D；
Shaped cylinder face where inside forming curve (1011) is internal shaping cylindrical surface (1021), internal shaping cylindrical surface (1021) Diameter be 0.3D ± 5%；
Blade body (1) is located at the spatial warping curve ring pair between outside forming curve (1016) and inside forming curve (1011) The drop shadow curve answered is known as intermediate forming curve；
Be equipped at least one intermediate forming curve between outside forming curve (1016) and inside forming curve (1011), it is intermediate at Shape curve includes the second intermediate forming curve (1012), third centre forming curve (1013), the 4th centre forming from inside to outside Any one or more in curve (1014), the 5th intermediate forming curve (1015) or whole intermediate forming curves；
The corresponding preposition forming curve of intermediate forming curve is known as intermediate preposition forming curve, intermediate preposition forming curve by its from Each anchor point with it is connected in sequence with line-transect or straight line by serial number；
The coordinate of the corresponding anchor point of second intermediate forming curve (1012) is successively are as follows:
Serial number 1 2 3 4 5 6 7 8 9 10 X2 coordinate 0.415 0.239 0.176 0.102 0.043 0 0.055 0.174 0.264 0.327 Y2 coordinate 0 0.1 0.3 0.6 0.95 1.9 3.8 5.7 7.6 9.5 Serial number 11 12 13 14 15 16 17 18 19 20 X2 coordinate 0.363 0.36 0.31 0.181 0 0.533 1.033 1.413 1.673 1.819 Y2 coordinate 11.4 13.3 15.2 17.1 19 17.1 15.2 13.3 11.4 9.5 Serial number 21 22 23 24 25 26 27 28 29 30 X2 coordinate 1.845 1.776 1.611 1.282 1.017 0.868 0.708 0.584 0.454 0.415 Y2 coordinate 7.6 5.7 3.8 1.9 0.95 0.6 0.3 0.1 0.003 0
；
The corresponding A of second intermediate forming curve (1012) is 0.377, B 0.42, and C is 30 degree to 36 degree, shapes song among second The coordinate value of line (1012) each anchor point, A, B tolerance in ± 5%；
Shaped cylinder face where second intermediate forming curve (1012) is the second shaped cylinder face (1022), the second shaped cylinder The diameter in face (1022) is 0.45D ± 5%；
The coordinate of the corresponding anchor point of third centre forming curve (1013) is successively are as follows:
Serial number 1 2 3 4 5 6 7 8 9 10 X3 coordinate 0.448 0.299 0.221 0.141 0.083 0.012 0.009 0.073 0.127 0.161 Y3 coordinate 0 0.08 0.29 0.58 0.875 1.75 3.5 5.25 7 8.75 Serial number 11 12 13 14 15 16 17 18 19 20 X3 coordinate 0.19 0.197 0.18 0.109 0 0.461 0.857 1.175 1.398 1.533 Y3 coordinate 10.5 12.25 14 15.75 17.5 15.75 14 12.25 10.5 8.75 Serial number 21 22 23 24 25 26 27 28 29 30 X3 coordinate 1.573 1.541 1.434 1.186 0.972 0.86 0.722 0.604 0.499 0.448 Y3 coordinate 7 5.25 3.5 1.75 0.875 0.58 0.29 0.08 0.006 0
；
The corresponding A of forming curve (1013) is 0.4, B 0.423 among third, and C is 23 degree to 29 degree, and forming is bent among third The coordinate value of line (1013) each anchor point, A, B tolerance in ± 5%；
Shaped cylinder face among third where forming curve (1013) is third shaped cylinder face (1023), third shaped cylinder The diameter in face (1023) is 0.59D ± 5%；
The coordinate of the corresponding anchor point of 4th intermediate forming curve (1014) is successively are as follows:
Serial number 1 2 3 4 5 6 7 8 9 10 X4 coordinate 0.498 0.35 0.269 0.184 0.132 0.044 0 0.017 0.038 0.051 Y4 coordinate 0 0.08 0.29 0.58 0.815 1.63 3.26 4.89 6.52 8.15 Serial number 11 12 13 14 15 16 17 18 19 20 X4 coordinate 0.071 0.083 0.086 0.055 0 0.376 0.707 0.977 1.175 1.304 Y4 coordinate 9.78 11.41 13.04 14.67 16.3 14.67 13.04 11.41 9.78 8.15 Serial number 21 22 23 24 25 26 27 28 29 30 X4 coordinate 1.356 1.354 1.294 1.115 0.946 0.868 0.747 0.642 0.544 0.498 Y4 coordinate 6.52 4.89 3.26 1.63 0.815 0.58 0.29 0.08 0.006 0
；
The corresponding A of 4th intermediate forming curve (1014) is 0.427, B 0.422, and C is 17 degree to 23 degree, and the 4th centre shapes The coordinate value of curve (1014) each anchor point, A, B tolerance in ± 5%；
Shaped cylinder face where 4th intermediate forming curve (1014) is the 4th shaped cylinder face (1024), the 4th shaped cylinder The diameter in face (1024) is 0.72D ± 5%；
The coordinate of the corresponding anchor point of 5th intermediate forming curve (1015) is successively are as follows:
Serial number 1 2 3 4 5 6 7 8 9 10 X5 coordinate 0.539 0.415 0.34 0.259 0.195 0.095 0.018 0.007 0.003 0 Y5 coordinate 0 0.07 0.25 0.5 0.76 1.52 3.04 4.56 6.08 7.6 Serial number 11 12 13 14 15 16 17 18 19 20 X5 coordinate 0.011 0.024 0.038 0.034 0.011 0.327 0.605 0.837 1.013 1.135 Y5 coordinate 9.12 10.64 12.16 13.68 15.2 13.68 12.16 10.64 9.12 7.6 Serial number 21 22 23 24 25 26 27 28 29 30 X5 coordinate 1.197 1.217 1.193 1.068 0.935 0.857 0.761 0.677 0.59 0.539 Y5 coordinate 6.08 4.56 3.04 1.52 0.76 0.5 0.25 0.07 0.006 0
；
The corresponding A of 5th intermediate forming curve (1015) is 0.452, B 0.42, and C is 12 degree to 18 degree, shapes song among the 5th The coordinate value of line (1015) each anchor point, A, B tolerance in ± 5%；
Shaped cylinder face where 5th intermediate forming curve (1015) is the 5th forming cylindrical surface (1025), the 5th shaped cylinder The diameter in face (1025) is 0.86D ± 5%；
Blade body (1) is inside forming curve (1011) corresponding spatial warping curve ring, at least one intermediate forming curve pair The entity that spatial warping curve ring, the corresponding spatial warping curve ring of outside forming curve (1016) answered successively determine.
2. a kind of axial wheel according to claim 1, it is characterised in that: blade body (1) is aluminum member.
3. a kind of axial wheel according to claim 1, it is characterised in that: preposition forming curve uses a line-transect by multiple positions It is connected in sequence in the anchor point on X-Y coordinate.
4. a kind of axial wheel according to claim 1, it is characterised in that: preposition forming curve straight line is located at multiple Anchor point on X-Y coordinate is connected in sequence.
5. a kind of axial wheel according to claim 1, it is characterised in that: blade body (1) is from the inside to the outside successively from inside The corresponding spatial warping curve ring of forming curve (1011) smoothly passes through the corresponding spatial warping curve ring of intermediate forming curve, then It seamlessly transits to the corresponding spatial warping curve ring of outside forming curve (1016).
6. a kind of axial wheel according to claim 1, it is characterised in that: inside forming curve (1011) serial number i's The point on the spatial warping curve ring of projection relation is the initial point of guide line, each intermediate forming curve serial number to anchor point each other The anchor point of j each other the point on the spatial warping curve ring of projection relation be guide line intermediate point, outside forming curve (1016) anchor point of serial number k each other the point on the spatial warping curve ring of projection relation be guide line terminal；I=j= K, guide line successively pass through the terminal of the initial point of guide line, the intermediate point of guide line, guide line, and the guide line is a line-transect, Blade body (1) by guide line guidance, from the inside to the outside successively from the corresponding spatial warping curve ring of inside forming curve (1011) Smoothly pass through the corresponding spatial warping curve ring of intermediate forming curve, then seamlessly transits corresponding to outside forming curve (1016) Spatial warping curve ring.
CN201820636948.XU 2017-11-10 2018-04-28 A kind of axial wheel Withdrawn - After Issue CN208702772U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108547793A (en) * 2017-11-10 2018-09-18 佛山市南海九洲普惠风机有限公司 A kind of axial wheel

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108547793A (en) * 2017-11-10 2018-09-18 佛山市南海九洲普惠风机有限公司 A kind of axial wheel
CN108547793B (en) * 2017-11-10 2023-09-01 佛山市南海九洲普惠风机有限公司 Axial flow impeller

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