CN101418770A - High performance hydraulic motor - Google Patents
High performance hydraulic motor Download PDFInfo
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- CN101418770A CN101418770A CNA200810162980XA CN200810162980A CN101418770A CN 101418770 A CN101418770 A CN 101418770A CN A200810162980X A CNA200810162980X A CN A200810162980XA CN 200810162980 A CN200810162980 A CN 200810162980A CN 101418770 A CN101418770 A CN 101418770A
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Abstract
The invention discloses a high-performance hydraulic motor, which comprises a casing, a rotor, two blades, four sealing strips, two oil distribution cones and two cushion blocks; all the sealing places of the motor are surface sealing, and the motor has the advantages of large displacement, high pressure and efficiency, large specific power, compact structure, easy machining, lower cost and long service life.
Description
Technical field
The present invention relates to a kind of oil hydraulic motor, relate in particular to a kind of novel high-performance vane motor overall plan design.
Background technique
Existing vane motor structure is a rotor eccentricity and places in the cylinder body, and blade radial and rotor radius are angled to be placed in the rotor, and blade throws away under the effect of spring or oil pressure during work, forms Seal cage with cylinder body.This form vane motor is owing to be by a Line of contact sealing between blade and the cylinder body, so sealability is relatively poor, and output torque is lower, produce very big friction when adding rotation between blade and rotor and cylinder body, cause the vane motor overall wear fast, the life-span is short, and efficient is low.In addition, in order to guarantee that blade can safety pass in and out in rotor, rotor must have suitable diameter during rotation, and the volume that is bound to like this is big, and specific power is low.
Summary of the invention
The objective of the invention is at the deficiencies in the prior art, a kind of high performance hydraulic motor is provided, the present invention can realize that specific power is big, and all sealing part is face seal again, and is not easy to wear.
In order to achieve the above object, the technical solution used in the present invention is as follows: a kind of high performance hydraulic motor, and major part has housing, rotor, blade, Stamping Steel Ribbon is joined oil awl and cushion block etc.
The blade approximate half-circular, have identical two, wherein a slice A1 is parallel plane with B1, width of blade equates with the hollow ring width of Fig. 4 b housing, C1 is that the center is O1 radius and the identical cylinder of housing cylinder E4 radius, and D1 is that the centre of sphere is O1 radius and the identical sphere of Fig. 2 b rotor billiard table C2 radius, and E1 is a cylinder, the E1 cylinder is a central shaft with the symmetry axis of crossing centre of sphere O1, is radius with O1K1.
Stamping Steel Ribbon has identical four, wherein a upside is the cylinder that a radius equates with blade cylinder E1 radius, downside is the plane, the perpendicular distance on centre of sphere O1 and this plane is half of Fig. 2 b rotor slab-thickness, G1 is that the centre of sphere is the sphere that the O1 radius equates with Fig. 2 b rotor center billiard table C2 radius, F1 is the centre of sphere equals Fig. 2 a rotor line segment O2M2 for the O1 radius a sphere, two faces of H1 and I1 are parallel planes, its half long OP1 equates with Fig. 4 b housing cylinder F4 radius, width equates with width of blade, R1 and S1 be two gradients with Fig. 4 b in the inclined-plane that equates for the gradient of B4 of face D4.Blade and Stamping Steel Ribbon are axisymmetric.
It in the middle of the rotor the parallel dolioform billiard table that cuts out two spherical crowns in two, billiard table is middle as inserting one flat plate, A2 is parallel disk with B2, C2 and D2 are that the centre of sphere is the sphere of O2, dull and stereotyped upper and lower surface I2 is parallel plane with J2, E2 is that central shaft is crossed O2 radius and the identical cylinder of housing cylinder F4 radius with F2, G2 is two identical cloudy frustum cone sides with H2, up and down two ends, were respectively disk B2 and were the disc of diameter with K2L2 one of them cloudy round platform, whole rotor also is an axisymmetric not only about billiard table center O 2 symmetries.
Joining the oil awl is a round platform, its up and down two end A3 and B3 radius respectively with the cloudy frustum cone side G2 of rotor and H2 up and down the radius at two ends equate, highly also the height with cloudy frustum cone side G2 of rotor and H2 equates, the plane C3 that one side is cut mutually by a plane, this plane can be parallel with the bus of joining oil awl frustum cone side, can be not parallel with the bus of joining oil awl frustum cone side yet, the width of plane C3 the widest position is not more than the rotor slab-thickness, the spatial position of plane C3 is with following and decide: guarantee to assemble back plane C3 and corresponding housing annulus parallel plane C4 and D4 and fit, the conical surface of D3 to E3 is an oil extraction face, the position of point E3 is the position on plane when rotor is rotated counterclockwise 90 flat boards of rotor when spending by initial position on the left of, the conical surface of point F3 to G3 is an oil-feed face, and the position of some G3 is the position on plane when rotor is rotated counterclockwise 90 flat boards of rotor when spending by initial position on the left of.
Housing is the parallel dolioform sphere that cuts out two spherical crowns in two, thickness equates with the width K2M2 of rotor, A4 is parallel disk with B4, F4 is a cylinder, its central shaft is crossed O4, the radius of outside E2 and F2 cylinder equates about radius and rotor, the diagonal angle of housing cylinder is a hollow ring, the annulus width equates with vane thickness, C4 is parallel disk with D4, E4 is that the center is the cylinder of O4, its external diameter equates with the outer warp of blade cylinder C1, and greater than the external diameter of housing cylinder F4, the spatial position on C4 that annulus is parallel and D4 two planes is with following and decide: guarantee to assemble plane C3 and the applying of another respective planes of joining oily cone flank face that oily cone flank face is joined on back C4 and D4 two planes and.Whole housing is about billiard table center O 4 symmetries.
Cushion block is one section annulus, have identical two, wherein an outside A5 is the cylinder that radius equates with housing diagonal angle annulus E4 external diameter, interior survey B5 is the sphere that radius equals Fig. 2 a rotor line segment O2M2, thickness equates that with width of blade two waist C5 and D5 are the cylinders that radius equates with the radius of blade bottom surface cylinder E1.Cushion block is shaped as axisymmetric.
Further, the described plane C3 that joins oil awl one side also can omit; The sphere G1 of described Stamping Steel Ribbon also can be the cylinder that radius is OL, and the appropriate section of rotor sphere C2 of Pei Heing and D2 also is the equal cylinder of radius with it; Also can lay a circle ball between described blade cylinder C1 and housing cylinder E4; Described oil-feed face and oil extraction face also can not be placed on joins on the oil awl, and is placed on the housing.
The beneficial effect that the present invention has is:
1) all sealing part are face seal;
2) volume is little, and moment of torsion is big, the efficient height;
3) specific power is big;
4) compact structure, processing is relatively easy;
5) cost is lower, and the life-span is long.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples.
Among Fig. 1, being parts blade of the present invention and Stamping Steel Ribbon shape schematic representation (a), (b) is the left view of (a);
Among Fig. 2, being parts rotor shapes schematic representation of the present invention (a), (b) is the W-W generalized section of (a);
Among Fig. 3, be that parts of the present invention are joined oily cone-shaped schematic representation (a), the P that (b) is (a) is to schematic representation;
Among Fig. 4, being part case shape schematic representation of the present invention (a) and (b), (c) is the M-M generalized section of (b);
Among Fig. 5, (a) be overall structure schematic representation of the present invention, the K that (b) is (a) (c) is the N-N generalized section of (a) to schematic representation;
Fig. 6 is a running principle schematic representation of the present invention;
Among Fig. 7, (a) being the U-U generalized section of Fig. 5 (a), (c) is the V-V generalized section of Fig. 6, is working procedure principle schematic of the present invention (b) and (d);
Among the figure: 1, housing, 2, rotor, 3, blade, 4, Stamping Steel Ribbon, 5, join the oil awl, 6, cushion block.
Embodiment
Fig. 1 a and Fig. 1 b are depicted as the shape of blade 3 of the present invention and Stamping Steel Ribbon 4.Blade 3 approximate half-circular, have identical two, wherein a slice A1 is parallel plane with B1, blade 3 width equate with the hollow ring width of Fig. 4 b housing 1, C1 is that the center is O1 radius and the identical cylinder of housing 1 cylinder E4 radius, and D1 is that the centre of sphere is O1 radius and the identical sphere of rotor 2 billiard table C2 radiuses, and E1 is a cylinder, the E1 cylinder is a central shaft with the symmetry axis of crossing centre of sphere O1, is radius with O1K1.
Stamping Steel Ribbon 4 has identical four, wherein a upside is the cylinder that a radius equates with blade 3 cylinder E1 radiuses, downside is the plane, the perpendicular distance on centre of sphere O1 and this plane is half of rotor 2 slab-thicknesses, G1 is that the centre of sphere is the sphere that the O1 radius equates with rotor 2 center billiard table C2 radiuses, sphere G1 also can be the cylinder that radius is OL, the appropriate section of rotor sphere C2 of Pei Heing and D2 also is the equal cylinder of radius with it, F1 is the centre of sphere equals Fig. 2 a rotor 2 line segment O2M2 for the O1 radius a sphere, H1 is parallel planes with 11 two faces, its half long OP1 equates with Fig. 4 b housing 1 cylinder F4 radius, width equates with blade 3 width, R1 and S1 be two gradients with Fig. 4 b in the inclined-plane that equates for the gradient of B4 of face D4.Blade 3 and Stamping Steel Ribbon 4 are axisymmetric.
Fig. 2 a and Fig. 2 b are depicted as the shape of rotor 2 of the present invention.It in the middle of the rotor 2 the parallel dolioform billiard table that cuts out two spherical crowns in two, billiard table is middle as inserting one flat plate, A2 is parallel disk with B2, C2 and D2 are that the centre of sphere is the sphere of O2, when the sphere G1 of Stamping Steel Ribbon 4 is that radius is when being the cylinder of OL, the appropriate section of sphere C2 of Pei Heing and D2 also is the equal cylinder of radius with it, dull and stereotyped upper and lower surface I2 is parallel plane with J2, E2 is that central shaft is crossed O2 radius and the identical cylinder of housing 1 cylinder F4 radius with F2, G2 is two identical cloudy frustum cone sides with H2, up and down two ends, were respectively disk B2 and were the disc of diameter with K2L2 one of them cloudy round platform, whole rotor 2 also is an axisymmetric not only about billiard table center O 2 symmetries.
Fig. 3 a and Fig. 3 b are depicted as shape of joining oil awl 5 of the present invention.Joining oil awl 5 is round platforms, have identical two, one of them round platform up and down two end A3 and B3 radius respectively with rotor 2 cloudy frustum cone side G2 and H2 up and down the radius at two ends equate, highly also the height with rotor 2 cloudy frustum cone side G2 and H2 equates, the plane C3 that one side is cut mutually by a plane, this plane can be parallel with the bus of joining oil awl 5 frustum cone sides, can be not parallel with the bus of joining oil awl 5 frustum cone sides yet, the width of plane C3 the widest position is not more than the rotor slab-thickness, the spatial position of plane C3 is with following and decide: guarantee to assemble back plane C3 and corresponding housing 1 annulus parallel plane C4 and D4 and fit, plane C3 also can omit, at this moment, plane C3 is degenerated to straight line, the conical surface of D3 to E3 is an oil extraction face, the position of point E3 is the position on plane, rotor 2 dull and stereotyped left side when rotor 2 forwards position shown in Figure 6 to, the conical surface of point F3 to G3 is an oil-feed face, the position of point G3 is the position on plane, the dull and stereotyped left side of rotor 2 when rotor 2 forwards position shown in Figure 6 to, and to be rotor be rotated counterclockwise 90 positions when spending by initial position Fig. 5 a (Fig. 2 b rotor flat board upper and lower surface I2 and J2 are horizontal) in position shown in Figure 6.
Oil-feed face and oil extraction face also can not be placed on joins on the oil awl 5, and is placed on the housing 1.
Fig. 4 a, Fig. 4 b and Fig. 4 c are depicted as the shape of housing 1 of the present invention.Housing 1 is the parallel dolioform sphere that cuts out two spherical crowns in two, thickness equates with the width K2M2 of rotor 2, A4 is parallel disk with B4, F4 is a cylinder, its central shaft is crossed O4, radius equates with the radius of rotor about 2 outside E2 and F2 cylinder, the diagonal angle of housing 1 cylinder is a hollow ring, the annulus width equates with blade 3 thickness, C4 is parallel disk with D4, E4 is the cylinder of central shaft by O4, its external diameter equates with the outer warp of blade 3 cylinder C1, and greater than the external diameter of housing 1 cylinder F4, the spatial position on C4 that annulus is parallel and D4 two planes is with following and decide: guarantee to assemble plane C3 and the applying of another respective planes of joining oily cone flank face that oil awl 5 sides are joined on back C4 and D4 two planes and.Whole housing 1 is about billiard table center O 4 symmetries.
Also can lay a circle ball between blade cylinder C1 and housing cylinder E4.
6 shapes that are depicted as cushion block 6 of the present invention among Fig. 5 c.Cushion block 6 is one section annulus, have identical two, wherein an outside A5 is the cylinder that radius equates with housing 1 diagonal angle annulus E4 external diameter, interior survey B5 is the sphere that radius equals Fig. 2 a rotor 2 line segment O2M2, thickness equates that with blade 3 width two waist C5 and D5 are the cylinders that radius equates with the radius of blade 3 bottom surface cylinder E1.Cushion block 6 is shaped as axisymmetric.
As shown in Figure 5 and Figure 6, high performance hydraulic motor of the present invention comprises that housing 1, rotor 2, two blades 3, four 4, two of Stamping Steel Ribbons join 5 and two cushion blocks 6 of oil awl.
Operation working principle of the present invention is as follows:
As Fig. 7 b, at an end of vane motor, rotor 2, blade 3, Stamping Steel Ribbon 4 is joined oil awl 5 and housing 1 oil pocket is divided into three independently Seal cage Q1, Q2 and Q3 separately.End at rotor 2, when rotor 2 is in oil-feed initial position (as Fig. 5 a or 7a), high pressure oil enters oil pocket Q1 from the oil-feed face of joining the oil awl, as Fig. 7 b, at this moment oil pocket Q3 has been full of high pressure oil, and oil pocket Q2 then is a low pressure oil, three pressure reduction that oil pocket forms, on rotor, produce moment of torsion, rotor is rotated counterclockwise, promote blade then and be rotated counterclockwise.When rotor was rotated counterclockwise, the low pressure oil in the oil pocket Q2 was discharged by the oil extraction face of joining the oil awl.When the high pressure oil continuation entered oil pocket Q1 from joining oily oil-feed face of boring, rotor continued to be rotated counterclockwise.When rotor forwards Fig. 7 c position to, and when continuing to be rotated counterclockwise, oil pocket Q3 becomes the low pressure oil-discharging cavity then from the high pressure oil suction chamber, and high pressure oil then continues to enter oil pocket Q1, and oil pocket Q2 still is the low pressure oil-discharging cavity.The moment of torsion that the oil pressure difference produces continues to promote rotor and is rotated counterclockwise, as Fig. 7 d.At this moment Q1 is the high pressure oil suction chamber, and Q2 and Q3 are the low pressure oil-discharging cavity.When rotor rotated counterclockwise Fig. 7 a position, the low pressure oil in the oil-discharging cavity Q2 drained, and Q1 still is the high pressure oil suction chamber, and Q3 still is the low pressure oil-discharging cavity, and at this moment high pressure oil enters new high pressure oil suction chamber from the oil-feed face of joining the oil awl again, promoted rotor and continued to be rotated counterclockwise.When rotor rotated to Fig. 7 c position, oil pocket Q1 became the low pressure oil-discharging cavity then from the high pressure oil suction chamber, and at this moment Q3 is the low pressure oil-discharging cavity still, and high pressure oil continues to enter new high pressure oil suction chamber, promoted rotor and continued to be rotated counterclockwise.So go round and begin again, promote rotor and constantly be rotated counterclockwise.At the other end of oil hydraulic motor, situation is also identical with this end.
The foregoing description is used for the present invention that explains, rather than this aspect is limited, and in the protection domain of spirit of the present invention and claim, any modification and change to make this aspect all fall into protection scope of the present invention.
Claims (5)
1. a high performance hydraulic motor is characterized in that, it comprise housing, rotor, two blades, four Stamping Steel Ribbons, two join oil awl and two cushion blocks.Wherein:
Blade is an axisymmetric, form by face A1, B1, C1, D1, E1, plane A1 is parallel with B1, width of blade equates with the hollow ring width of housing, C1 is that the center is O1 radius and the identical cylinder of housing cylinder E4 radius, D1 is that the centre of sphere is O1 radius and the identical sphere of rotor billiard table C2 radius, and E1 is to be central shaft with the symmetry axis of crossing centre of sphere O1, is the cylinder of radius with O1K1.
Stamping Steel Ribbon is an axisymmetric, its upside is the cylinder that a radius equates with blade cylinder E1 radius, downside is the plane, the perpendicular distance on centre of sphere O1 and this plane is half of rotor slab-thickness, G1 is that the centre of sphere is the sphere that the O1 radius equates with rotor center billiard table C2 radius, F1 is the centre of sphere equals rotor line segment O2M2 for the O1 radius a sphere, two faces of H1 and I1 are parallel planes, its half long OP1 equates with housing cylinder F4 radius, width equates with width of blade, R1 and the S1 inclined-plane that to be two gradients equate for the gradient of B4 with face D4.
The rotor shaft symmetry, in the middle of be the parallel dolioform billiard table that cuts out two spherical crowns in two, A2 is parallel disk with B2, C2 and D2 are that the centre of sphere is the sphere of O2, dull and stereotyped upper and lower surface I2 is parallel plane with J2, and E2 is that central shaft is crossed O2 radius and the identical cylinder of housing cylinder F4 radius with F2, and G2 is two identical cloudy frustum cone sides with H2, up and down two ends, be disk B2 and be the disc of diameter with K2L2 that whole rotor was not only about billiard table center O 2 symmetries respectively to one of them cloudy round platform.
Joining the oil awl is a round platform, its up and down two end A3 and B3 radius respectively with the cloudy frustum cone side G2 of rotor and H2 up and down the radius at two ends equate, highly also the height with cloudy frustum cone side G2 of rotor and H2 equates, the plane C3 that one side is cut mutually by a plane, this plane can be parallel with the bus of joining oil awl frustum cone side, can be not parallel with the bus of joining oil awl frustum cone side yet, the width of plane C3 the widest position is not more than the rotor slab-thickness, the spatial position of plane C3 is with following and decide: guarantee to assemble back plane C3 and corresponding housing annulus parallel plane C4 and D4 and fit, the conical surface of D3 to E3 is an oil extraction face, the position of point E3 is the position on plane when rotor is rotated counterclockwise 90 flat boards of rotor when spending by initial position on the left of, the conical surface of point F3 to G3 is an oil-feed face, and the position of some G3 is the position on plane when rotor is rotated counterclockwise 90 flat boards of rotor when spending by initial position on the left of.
Housing is the parallel dolioform sphere that cuts out two spherical crowns in two, thickness equates with the width K2M2 of rotor, A4 is parallel disk with B4, F4 is a cylinder, its central shaft is crossed O4, the radius of outside E2 and F2 cylinder equates about radius and rotor, the diagonal angle of housing cylinder is a hollow ring, the annulus width equates with vane thickness, C4 is parallel disk with D4, E4 is that the center is the cylinder of O4, its external diameter equates with the outer warp of blade cylinder C1, and greater than the external diameter of housing cylinder F4, the spatial position on C4 that annulus is parallel and D4 two planes is with following and decide: guarantee to assemble plane C3 and the applying of another respective planes of joining oily cone flank face that oily cone flank face is joined on back C4 and D4 two planes and.Whole housing is about billiard table center O 4 symmetries.
Cushion block is one section annulus, be axisymmetric, its outside A5 is the cylinder that radius equates with housing diagonal angle annulus E4 external diameter, and interior survey B5 is the sphere that radius equals rotor line segment O2M2, thickness equates that with width of blade two waist C5 and D5 are the cylinders that radius equates with the radius of blade bottom surface cylinder E1.
2, high performance hydraulic motor according to claim 1 is characterized in that, the described plane C3 that joins oil awl one side also can omit.
3, high performance hydraulic motor according to claim 1 is characterized in that, the sphere G1 of described Stamping Steel Ribbon also can be the cylinder that radius is OL, and the appropriate section of rotor sphere C2 of Pei Heing and D2 also is the equal cylinder of radius with it.
4, high performance hydraulic motor according to claim 1 is characterized in that, also can lay a circle ball between described blade cylinder C1 and housing cylinder E4.
5, high performance hydraulic motor according to claim 1 is characterized in that, described oil-feed face and oil extraction face also can not be placed on joins on the oil awl, and is placed on the housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA200810162980XA CN101418770A (en) | 2008-12-11 | 2008-12-11 | High performance hydraulic motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA200810162980XA CN101418770A (en) | 2008-12-11 | 2008-12-11 | High performance hydraulic motor |
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| Publication Number | Publication Date |
|---|---|
| CN101418770A true CN101418770A (en) | 2009-04-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA200810162980XA Pending CN101418770A (en) | 2008-12-11 | 2008-12-11 | High performance hydraulic motor |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102536625A (en) * | 2011-12-30 | 2012-07-04 | 浙江大学 | Cylindrical vane hydraulic motor |
| CN102536803A (en) * | 2011-12-30 | 2012-07-04 | 浙江大学 | Shell oil distribution type cylindrical blade hydraulic pump |
| CN102562167A (en) * | 2011-12-30 | 2012-07-11 | 浙江大学 | Shell air distribution type columnar blade pneumatic motor |
| CN102562171A (en) * | 2011-12-30 | 2012-07-11 | 浙江大学 | Spherical blade pneumatic motor |
| CN102619568A (en) * | 2011-12-30 | 2012-08-01 | 浙江大学 | Shell distribution type pneumatic motor with spherical blades |
| CN103670901A (en) * | 2013-12-16 | 2014-03-26 | 浙江大学 | Multiple-blade hydraulic motor |
| CN103670902A (en) * | 2013-12-16 | 2014-03-26 | 浙江大学 | Vane type hydraulic motor |
-
2008
- 2008-12-11 CN CNA200810162980XA patent/CN101418770A/en active Pending
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102536625A (en) * | 2011-12-30 | 2012-07-04 | 浙江大学 | Cylindrical vane hydraulic motor |
| CN102536803A (en) * | 2011-12-30 | 2012-07-04 | 浙江大学 | Shell oil distribution type cylindrical blade hydraulic pump |
| CN102562167A (en) * | 2011-12-30 | 2012-07-11 | 浙江大学 | Shell air distribution type columnar blade pneumatic motor |
| CN102562171A (en) * | 2011-12-30 | 2012-07-11 | 浙江大学 | Spherical blade pneumatic motor |
| CN102619568A (en) * | 2011-12-30 | 2012-08-01 | 浙江大学 | Shell distribution type pneumatic motor with spherical blades |
| CN102562171B (en) * | 2011-12-30 | 2015-04-29 | 浙江大学 | Spherical blade pneumatic motor |
| CN102536803B (en) * | 2011-12-30 | 2015-04-29 | 浙江大学 | Shell oil distribution type cylindrical blade hydraulic pump |
| CN102536625B (en) * | 2011-12-30 | 2015-04-29 | 浙江大学 | Cylindrical vane hydraulic motor |
| CN103670901A (en) * | 2013-12-16 | 2014-03-26 | 浙江大学 | Multiple-blade hydraulic motor |
| CN103670902A (en) * | 2013-12-16 | 2014-03-26 | 浙江大学 | Vane type hydraulic motor |
| CN103670901B (en) * | 2013-12-16 | 2016-03-30 | 浙江大学 | A kind of Multiple-blade hydraulic motor |
| CN103670902B (en) * | 2013-12-16 | 2016-04-27 | 浙江大学 | A kind of vane motor |
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Open date: 20090429 |