CN203175851U

CN203175851U - Dual-rotor blade type pump or motor with single blade for transmitting torsion moment

Info

Publication number: CN203175851U
Application number: CN 201320023699
Authority: CN
Inventors: 王德忠
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-01-17
Filing date: 2013-01-17
Publication date: 2013-09-04
Anticipated expiration: 2023-01-17

Abstract

The utility model provides a dual-rotor blade type pump or a dual-rotor blade type motor with a single blade for transmitting torsion moment, which is mainly characterized in that an inner rotor is a cylinder, two sets of bearing and sealing device assemblies are matched with the cylinder, located at the two ends of the axial line of the cylinder, and respectively mounted on a left end cover and a right end cover; an outer rotor is a cylindrical body, and the inner rotor is sleeved with the cylinder body, two sets of bearing and sealing device assemblies are matched with the cylindrical body, located at the two ends of the axial line of the cylindrical body and respectively mounted on a left end cover and a right end cover, and the left end cover and the right end cover are respectively fixed at the two ends of a casing; the axial line of the inner rotor and the axial line of the outer rotor are parallel, but are not coaxial. The dual-rotor blade type pump or the dual-rotor blade type motor has the advantages that the radial outer edges of the blades of the rotors do not rub against the inner side wall of the outer rotor, and the radial inner edges of blades of the rotors do not rub against the outer side wall of the inner rotor. The sealing of the accommodating space of the pump or the motor can be improved to the sealing level of a piston type hydraulic pump or motor, and the service life of the pump or the motor can be prolonged by times compared with that of the blade type pump or motor in the prior art.

Description

A kind of two-spool single blade transmits vane type oil pump or the motor of moment of torsion

Technical field

The utility model relates to a kind of vane type oil pump or motor, particularly a kind of two-spool single blade transmit moment of torsion to rotor sidewall frictionless vane type oil pump or motor.

Background technique

At present, the blade of vane type oil pump and motor is when rotating with rotor coaxial, and the outward edge of blade must as far as possible closely contact with the madial wall of cartridge type stator, and overall process is slided on madial wall, this slip, make blade outward edge and stator inner wall produce wearing and tearing, reduce the working life of pump or motor, the volume space bad sealing of pump or motor, the delivery pressure of pump is difficult to improve, the output torque of motor is difficult to improve, when pump or motor low cruise, and unstable properties.

Summary of the invention

The utility model is the deficiency that exists in the above-mentioned technology, submits to a kind of two-spool single blade to transmit the blade of moment of torsion to rotor sidewall frictionless vane type oil pump or motor; This pump or motor are that a kind of inside and outside rotor rotates with cycle, and the telescopic a kind of novel vane type oil pump of blade or motor, the two-spool blade radial outward edge of this pump or motor do not produce friction with the external rotor madial wall of pump or motor; The sealing of the volume space of pump or motor can be brought up to the level of piston type hydraulic pumps or motor, the pressure ratio traditional blades pump of the output liquid of pump improves more than 3 times, the output torque of motor improves more than 3 times than traditional blade type motor, pump or motor working life comparable present technology vane pump or motor significantly improve.

The purpose of this utility model is achieved in that articulated mounting, blade that the internal rotor, external rotor, telescopic blade, the blade that comprise device is connected with external rotor are connected with internal rotor and the inlet opening of the end cap at the articulated mounting, internal rotor and the external rotor two ends that radially slide, liquid and delivery outlet, with the supporting bearing of internal rotor and external rotor and seal assembly, the shell of device, fastening piece, moment of torsion input/output terminal.

The utility model has two kinds of structural types: the feature of structure 1 is: internal rotor is a cylindrical body, and the two cover bearings supporting with it and seal arrangement assembly are installed in respectively on the left and right end cap at the cylinder axis two ends; External rotor is to be enclosed within the outer cylindrical body of internal rotor, and the two cover bearings supporting with it and seal arrangement assembly are installed in respectively on the left and right end cap at cylindrical body axis two ends; Left and right sides two end cap is separately fixed at the shell two ends; The axis of internal rotor is parallel with the axis of external rotor, disalignment; The plane of determining with above-mentioned two axial lines is benchmark, earlier centered by the axis of external rotor, take turns doing 4 of external rotor, 6,8,10,12,14,16,18,20,22 or 24 equidistant points, above-mentioned each equidistant point intersects 4 of formation with the external rotor inner side surface respectively, 6,8,10,12,14,16,18,20,

article

22 or 24, straight line, above-mentioned 4,6,8,10,12,14,16,18,20,

article

22 or 24, linear position, set gradually 4 respectively, 6,8,10,12,14,16,18,20, the blade of 22 or 24 identical rotors, each blade are hinged by articulated mounting at above-mentioned intersecting straight lines place with external rotor respectively; Again centered by the axis of internal rotor, take turns doing 4 of internal rotor, 6,8,10,12,14,16,18,20,22 or 24 equidistant points, plane centered by any equidistant point wherein, open rectangle groove at internal rotor, the thickness of groove is identical with the external rotor vane thickness, the radial depth of groove is by the rotor blade width, the inner and outer rotors axis spacing, the internal rotor radius comprehensively determines, axial length and the internal rotor of groove are isometric, each bisector plane of above-mentioned angle except the equidistant point of fluting is respectively with centered by the internal rotor axis, diameter is about the cylndrical surface of the difference of internal rotor diameter turn reducing blades thickness, intersect and

form

3,5,7,9,11,13,15,17,19,

article

21 or 23, straight line, with above-mentioned 3,5,7,9,11,13,15,17,19,

article

21 or 23, straight line is the axle center, set gradually 3 respectively, 5,7,9,11,13,15,17,19, the cylindrical hole of 21 or 23 internal rotors, the radius of cylindrical hole is more than or equal to the external rotor vane thickness, again centered by above-mentioned each equidistant point, open 3 at internal rotor respectively, 5,7,9,11,13,15,17,19,21 or 23 identical bar-shaped troughs, groove depth adds the inner and outer rotors axis spacing more than or equal to the diameter of cylindrical hole, groove width is slightly larger than vane thickness, each rotor blade is respectively successively by above-mentioned each groove, comprise that groove and the internal rotor opened at internal rotor before this are fitted and connected, above-mentioned each cylindrical hole is except the both sides of the intermediate portion that is accounted for by rotor blade, the cylinder that to be symmetrical arranged two transverse section be the bow type, planar outer surfaces and the rotor blade of this cylinder fit tightly, and the outer surface of the cylndrical surface of this cylinder and the internal surface of cylindrical hole fit tightly; The blade both sides of the edge that connect inside and outside rotor closely contact with the two end cap inwall respectively; The left side end cap is established the left input/output port of liquid, and particular location is by the left side on two determined planes that parallel to the axis of inside and outside rotor; The right side end cap is established the right input/output port of liquid, and particular location is by the right side on two determined planes that parallel to the axis of inside and outside rotor; The two side ends interior surface is established intake chute respectively; The input/output terminal of moment of torsion is internal rotor or external rotor.

Structure characteristic 2 is, internal rotor is a cylindrical body, and the two cover bearings supporting with it and seal arrangement assembly are installed in respectively on the left and right end cap at the cylinder axis two ends; External rotor is to be enclosed within the outer cylindrical body of internal rotor, and the two cover bearings supporting with it and seal arrangement assembly are installed in respectively on the left and right end cap at cylindrical body axis two ends; Left and right sides two end cap is separately fixed at the shell two ends; The axis of internal rotor is parallel with the axis of external rotor, disalignment; The plane of determining with above-mentioned two axial lines is benchmark, earlier centered by the axis of external rotor, take turns doing 4 of external rotor, 6,8,10,12,14,16,18,20,22 or 24 equidistant points, above-mentioned each equidistant point intersects 4 of formation with the external rotor inner side surface respectively, 6,8,10,12,14,16,18,20,

article

22 or 24, straight line, above-mentioned 4,6,8,10,12,14,16,18,20,

article

22 or 24, linear position, set gradually 4 respectively, 6,8,10,12,14,16,18,20, the blade of 22 or 24 identical rotors, one of them blade and external rotor an intersecting straight lines place therein are rigidly connected, and all the other each blades are hinged by articulated mounting at above-mentioned intersecting straight lines place with external rotor respectively; Again centered by the axis of internal rotor, take turns doing 4 of internal rotor, 6,8,10,12,14,16,18,20,22 or 24 equidistant points, each bisector plane of above-mentioned angle is respectively with centered by the internal rotor axis, diameter is about the cylndrical surface of the difference of internal rotor diameter turn reducing blades thickness, intersect and

form

4,6,8,10,12,14,16,18,20,

article

22 or 24, straight line, with above-mentioned 4,6,8,10,12,14,16,18,20,

article

22 or 24, straight line is the axle center, set gradually 4 respectively, 6,8,10,12,14,16,18,20, the cylindrical hole of 22 or 24 internal rotors, the radius of cylindrical hole is more than or equal to the external rotor vane thickness, again centered by above-mentioned each equidistant point, open 4 at internal rotor respectively, 6,8,10,12,14,16,18,20,22 or 24 identical bar-shaped troughs, groove depth adds interior my husband's axis spacing more than or equal to the diameter of cylindrical hole, groove width is slightly larger than vane thickness, each rotor blade is fitted and connected by above-mentioned each groove and internal rotor respectively successively, above-mentioned each cylindrical hole is except the both sides of the intermediate portion that is accounted for by rotor blade, the cylinder that to be symmetrical arranged two transverse section be the bow type, planar outer surfaces and the rotor blade of this cylinder fit tightly, and the outer surface of the cylndrical surface of this cylinder and the internal surface of cylindrical hole fit tightly; The blade both sides of the edge that connect inside and outside rotor closely contact with the two end cap inwall respectively; The left side end cap is established the left input/output port of liquid, and particular location is by the left side on two determined planes that parallel to the axis of inside and outside rotor; The right side end cap is established the right input/output port of liquid, and particular location is by the right side on two determined planes that parallel to the axis of inside and outside rotor; The two side ends interior surface is established intake chute respectively; The input/output terminal of moment of torsion is internal rotor or external rotor.In above-mentioned two kinds of implementations, connecting the blade of inner and outer rotors and the Placement of inner and outer rotors can exchange.

In above-mentioned two kinds of implementations, the blade that connects inner and outer rotors can be made the axis cylindrical curved surface parallel with rotor axis, simultaneously, above-mentioned two transverse section are that arc plane shape outer surface is also made the axis cylindrical curved surface parallel with rotor axis, and three's radius of curvature is identical.

The beneficial effects of the utility model are,Improve existing vane pump or motor, during running, rotor blade radial edges and external rotor madial wall and internal rotor inwall all do not produce friction, long service life, the volume space sealing can reach the level of plunger pump and motor, the comparable traditional vane pump of the pressure of its output liquid improves more than 3 times, and the comparable traditional blade type motor of the moment of torsion of output can improve more than 3 times.The present invention can advance the upgrading of vane pump or motor.

Description of drawings

Fig. 1 is the utility model structural representation (one)

Fig. 2 is the left view of Fig. 1

Fig. 3 is the utility model structural representation (two)

Fig. 4 is the left view of Fig. 3

Embodiment

Embodiment 1

Be described further below in conjunction with the inventive embodiments 1 of Fig. 1-2.Present embodiment is vane type oil pump

By Fig. 1-2 as can be known: internal rotor 6 is a cylindrical body, and the bearing that two covers are supporting and

seal arrangement assembly

1,8 are installed in respectively on left end cap 2 and the right end cap 11 at the cylinder axis two ends..External rotor 5 is for being enclosed within the cylindrical body outside the internal rotor, and two cover self-contained bearings and

seal arrangement assembly

3,10 are installed in respectively on the left and right end cap at cylindrical body axis two ends.Left and right sides two end cap is separately fixed at the two ends of shell 4.The axis of internal rotor is parallel with the axis of external rotor, disalignment.The plane of determining with above-mentioned two axial lines is benchmark, earlier centered by the axis of external rotor, take turns doing 4 equidistant points of external rotor, above-mentioned each equidistant point intersects 4 straight lines that form with the external rotor inner side surface respectively, at above-mentioned 4 linear positions, set gradually the

blade

14,18,23,26 of 4 rotors respectively, the blade of each rotor respectively by articulated

mounting

12,19,24,27 and external rotor hinged; Again centered by the axis of internal rotor, take turns doing 4 equidistant points of internal rotor, plane centered by any equidistant point wherein, open rectangle groove 17 at internal rotor, the thickness of groove is identical with the external rotor vane thickness, the radial depth of groove is by the rotor blade width, the inner and outer rotors axis spacing, the internal rotor radius comprehensively determines, axial length and the internal rotor of groove are isometric, each bisector plane of above-mentioned angle except the equidistant point of fluting is respectively with centered by the internal rotor axis, diameter is about the cylndrical surface that the internal rotor diameter subtracts the difference of external rotor vane thickness, intersect and form 3 straight lines, be the axle center with above-mentioned 3 straight lines, set gradually the cylindrical hole of 3 internal rotors respectively, the radius of cylindrical hole is more than or equal to the external rotor vane thickness, again centered by above-mentioned each equidistant point, open 3 identical bar-shaped troughs at internal rotor respectively, groove depth adds interior my husband's axis spacing more than or equal to the diameter of cylindrical hole, groove width is slightly larger than vane thickness, each rotor blade is fitted and connected by above-mentioned each groove (comprising the groove of opening at internal rotor before this) and internal rotor respectively successively, above-mentioned each cylindrical hole is except the both sides of the intermediate portion that is accounted for by rotor blade, the cylinder 15 that to be symmetrical arranged 3 pairs of transverse section be the bow type, 16,21,22,25,28, planar outer surfaces and the rotor blade of this cylinder fit tightly, and the outer surface of the cylndrical surface of this cylinder and the internal surface of cylindrical hole fit tightly; The blade both sides of the edge that connect inside and outside rotor closely contact with the two end cap inwall respectively.The left side end cap is established the left input/output port 7 of liquid, and concrete orientation is by the left side on two determined planes that parallel to the axis of inside and outside rotor; The right side end cap is established the right input/output port 9 of liquid, and concrete orientation is by the right side on two determined planes that parallel to the axis of inside and outside rotor.The two side ends interior surface is established

intake chute

13,29 respectively.The input end of moment of torsion is internal rotor or external rotor.

This vane pump is displacement pump, the basic volume space of its transmission medium is outside the internal rotor cylndrical surface and the space that the external rotor cylinder is inboard and two end covers seal, this space divides two kinds of patterns to separate, the one, the physical segregation pattern, namely this space is divided into relatively independent monomer enclosed space with number of blade same number by adjacent each blade, the 2nd, the virtual partition pattern, namely this space by two determined plane separation that parallel to the axis of inner and outer rotors be about two virtual partition spaces.

During the operation of this vane pump, be that power rotor clockwise rotates with the internal rotor, there is blade to be connected because of between external rotor and the internal rotor, external rotor rotates with cycle as driven rotor, if (be power rotor with the external rotor, then internal rotor also can rotate with cycle as driven rotor), in, the center of rotation difference of external rotor, in the process of the clockwise joint rotation of inner and outer rotors, each blade is flexible in real time, the volume of above-mentioned each individual space that is sealed by adjacent blades changes in real time, blade rotation to above-mentioned working space by the virtual partition space of cutting apart, left side on two determined planes that parallel to the axis of inner and outer rotors, the volume of the above-mentioned individual space that is sealed by adjacent blades progressively increases, blade rotation to above-mentioned working space by the virtual partition space of cutting apart, right side on two determined planes that parallel to the axis of inner and outer rotors, the volume of the above-mentioned individual space that is sealed by adjacent blades progressively reduces, blade rotation is to above-mentioned working space during by the virtual partition space of cutting apart, left side on two determined planes that parallel to the axis of inner and outer rotors, the left input/output port 7 of the to be transmitted medium of medium waiting for transmission through being located at this side is inhaled into, during by the virtual partition space of cutting apart, right side on two determined planes that parallel to the axis of inner and outer rotors, the right input/output port 9 of the to be transmitted medium of medium waiting for transmission through being located at this side is output blade rotation to above-mentioned working space.When the inner and outer rotors of this device rotated counterclockwise, the input/output port of pump was exchanged.

Embodiment 2

Be described further below in conjunction with the inventive embodiments 2 of Fig. 1-2.Present embodiment is the blade type motor

seal arrangement assembly

blade

mounting

12,19,24,27 and external rotor hinged; Again centered by the axis of internal rotor, take turns doing 4 equidistant points of internal rotor, plane centered by any equidistant point wherein, open rectangle groove 17 at internal rotor, the thickness of groove is identical with the external rotor vane thickness, the radial depth of groove is by the rotor blade width, the inner and outer rotors axis spacing, the internal rotor radius comprehensively determines, axial length and the internal rotor of groove are isometric, each bisector plane of above-mentioned angle except the equidistant point of fluting is respectively with centered by the internal rotor axis, diameter is about the cylndrical surface that the internal rotor diameter subtracts the difference of external rotor vane thickness, intersect and form 3 straight lines, be the axle center with above-mentioned 3 straight lines, set gradually the cylindrical hole of 3 internal rotors respectively, the radius of cylindrical hole is more than or equal to the external rotor vane thickness, again centered by above-mentioned each equidistant point, open 3 identical bar-shaped troughs at internal rotor respectively, groove depth adds the inner and outer rotors axis spacing more than or equal to the diameter of cylindrical hole, groove width is slightly larger than vane thickness, each rotor blade is respectively successively by above-mentioned each groove, comprise that groove and the internal rotor opened at internal rotor before this are fitted and connected, above-mentioned each cylindrical hole is except the both sides of the intermediate portion that is accounted for by rotor blade, the cylinder 15 that to be symmetrical arranged 3 pairs of transverse section be the bow type, 16,21,22,25,28, planar outer surfaces and the rotor blade of this cylinder fit tightly, and the outer surface of the cylndrical surface of this cylinder and the internal surface of cylindrical hole fit tightly; The blade both sides of the edge that connect inside and outside rotor closely contact with the two end cap inwall respectively.The left side end cap is established the left input/output port 7 of liquid, and particular location is by the left side on two determined planes that parallel to the axis of inside and outside rotor; The right side end cap is established the right input/output port 9 of liquid, and particular location is by the right side on two determined planes that parallel to the axis of inside and outside rotor.The two side ends interior surface is established

intake chute

13,29 respectively.The output terminal of moment of torsion is internal rotor or external rotor.

This blade type motor is positive displacement motor, the basic volume space of its transmission medium is outside the internal rotor cylndrical surface and the space that the external rotor cylinder is inboard and two end covers seal, this space divides two kinds of patterns to separate, the one, the physical segregation pattern, namely this space is divided into relatively independent monomer enclosed space with number of blade same number by adjacent each blade, the 2nd, the virtual partition pattern, namely this space by two determined plane separation that parallel to the axis of inner and outer rotors be about two virtual partition spaces.

During the operation of this vane motor, hydraulic power fluid is through left input/output port 7 inputs, hydraulic power fluid at first enters above-mentioned left virtual partition space, blade progressively increases at the volume of the relevant relatively independent monomer enclosed space of being separated by adjacent each blade in above-mentioned left virtual partition space, internal rotor, external rotor clockwise rotates with cycle, retractable blades between external rotor and the internal rotor is progressively extended, blade progressively reduces at the volume of the relevant relatively independent monomer enclosed space of being separated by adjacent each blade in above-mentioned right virtual partition space, retractable blades between external rotor and the internal rotor progressively shortens, and the hydraulic power fluid after the acting is through right input/output port 9 outputs.So circulation, the continual input output of hydraulic power fluid, the inner and outer rotors of this vane motor rotates continuously, and output torque is exported through inner rotor shaft, also can export through external rotor.The inner and outer rotors of this motor can rotate counterclockwise, and at this moment, the liquid input/output port is exchanged.

Embodiment 3

Be described further below in conjunction with Fig. 3-4 pair inventive embodiments 3.Present embodiment is vane type oil pump

As shown in Figure 2: internal rotor 6 is a cylindrical body, and the bearing that two covers are supporting and

seal arrangement assembly

blade

14,18,23,26 of 4 rotors respectively, blade 18 is rigidly connected at intersecting straight lines 19 places and external rotor, the blade of all the other each rotors respectively by articulated

mounting

12,24,27 and external rotor hinged; Again centered by the axis of internal rotor, take turns doing 4 equidistant points of internal rotor, each bisector plane of above-mentioned angle is respectively with centered by the internal rotor axis, diameter is about the cylndrical surface that the internal rotor diameter subtracts the difference of external rotor vane thickness, intersect and form 4 straight lines, be the axle center with above-mentioned 4 straight lines, set gradually the cylindrical hole of 4 internal rotors respectively, the radius of cylindrical hole is more than or equal to the external rotor vane thickness, again centered by above-mentioned each equidistant point, open 4 identical bar-shaped troughs at internal rotor respectively, groove depth adds interior my husband's axis spacing more than or equal to the diameter of cylindrical hole, groove width is slightly larger than vane thickness, each rotor blade is fitted and connected by above-mentioned each groove and internal rotor respectively successively, and above-mentioned each cylindrical hole is except the both sides of the intermediate portion that is accounted for by rotor blade, the cylinder 15 that to be symmetrical arranged 4 pairs of transverse section be the bow type, 16,17,20,21,22,25,28, planar outer surfaces and the rotor blade of this cylinder fit tightly, and the outer surface of the cylndrical surface of this cylinder and the internal surface of cylindrical hole fit tightly; The blade both sides of the edge that connect inside and outside rotor closely contact with the two end cap inwall respectively.The left side end cap is established the left input/output port 7 of liquid, and particular location is by the left side on two determined planes that parallel to the axis of inside and outside rotor; The right side end cap is established the right input/output port 9 of liquid, and particular location is by the right side on two determined planes that parallel to the axis of inside and outside rotor.The two side ends interior surface is established

intake chute

This vane pump is displacement pump, the basic volume space of its transmission medium is outside the cylinder of internal rotor garden and the space that external rotor garden tube is inboard and two end covers seal, this space divides two kinds of patterns to separate, the one, the physical segregation pattern, namely this space is divided into relatively independent monomer enclosed space with number of blade same number by adjacent each blade, the 2nd, the virtual partition pattern, namely this space by two determined plane separation that parallel to the axis of inner and outer rotors be about two virtual partition spaces.

Embodiment 4

Be described further below in conjunction with Fig. 3-4 pair inventive embodiments 4.Present embodiment is the blade type motor

By Fig. 3-4 as can be known: internal rotor 6 is a cylindrical body, and the bearing that two covers are supporting and

seal arrangement assembly

blade

mounting

12,24,27 and external rotor hinged; Again centered by the axis of internal rotor, take turns doing 4 equidistant points of internal rotor, each bisector plane of above-mentioned angle is respectively with centered by the internal rotor axis, diameter is about the cylndrical surface that the internal rotor diameter subtracts the difference of external rotor vane thickness, intersect and form 4 straight lines, be the axle center with above-mentioned 4 straight lines, set gradually the cylindrical hole of 4 internal rotors respectively, the radius of cylindrical hole is more than or equal to the external rotor vane thickness, again centered by above-mentioned each equidistant point, open 4 identical bar-shaped troughs at internal rotor respectively, groove depth adds interior my husband's axis spacing more than or equal to the diameter of garden cylindrical hole, groove width is slightly larger than vane thickness, each rotor blade is fitted and connected by above-mentioned each groove and internal rotor respectively successively, and above-mentioned each cylindrical hole is except the both sides of the intermediate portion that is accounted for by rotor blade, the cylinder 15 that to be symmetrical arranged 4 pairs of transverse section be the bow type, 16,17,20,21,22,25,28, planar outer surfaces and the rotor blade of this cylinder fit tightly, and the outer surface of the cylndrical surface of this cylinder and the internal surface of cylindrical hole fit tightly; The blade both sides of the edge that connect inside and outside rotor closely contact with the two end cap inwall respectively.The left side end cap is established the left input/output port 7 of liquid, and particular location is by the left side on two determined planes that parallel to the axis of inside and outside rotor; The right side end cap is established the right input/output port 9 of liquid, and particular location is by the right side on two determined planes that parallel to the axis of inside and outside rotor.The two side ends interior surface is established

intake chute

During the operation of this vane motor, hydraulic power fluid is through left input/output port 7 inputs, hydraulic power fluid at first enters above-mentioned left virtual partition space, blade progressively increases at the volume of the relevant relatively independent monomer enclosed space of being separated by adjacent each blade in above-mentioned left virtual partition space, internal rotor, external rotor clockwise rotates with cycle, retractable blades between external rotor and the internal rotor is progressively extended, blade progressively reduces at the volume of the relevant relatively independent monomer enclosed space of being separated by adjacent each blade in above-mentioned right virtual partition space, retractable blades between external rotor and the internal rotor progressively shortens, and the hydraulic power fluid after the acting is through right input/output port 9 outputs.So circulation, the continual input output of hydraulic power fluid, the inner and outer rotors of this vane motor rotates continuously, and output torque is exported through inner rotor shaft, also can export through external rotor.The inner and outer rotors of motor can rotate counterclockwise, and when rotating counterclockwise, the liquid input/output port is exchanged.

Claims

1. a two-spool single blade transmits vane type oil pump or the motor of moment of torsion, the internal rotor that comprises device, external rotor, telescopic blade, the articulated mounting that blade is connected with external rotor, the articulated mounting that blade is connected and radially slides with internal rotor, the end cap at internal rotor and external rotor two ends, the inlet opening of liquid and delivery outlet, with supporting bearing and the seal assembly of internal rotor and external rotor, the shell of device, fastening piece, the moment of torsion input/output terminal, it is characterized in that, internal rotor is a cylindrical body, the two cover bearings supporting with it and seal arrangement assembly are installed in a left side respectively at the cylinder axis two ends, on the right end cap; External rotor is to be enclosed within the outer cylindrical body of internal rotor, and the two cover bearings supporting with it and seal arrangement assembly are installed in respectively on the left and right end cap at cylindrical body axis two ends; Left and right sides two end cap is separately fixed at the shell two ends; The axis of internal rotor is parallel with the axis of external rotor, disalignment; The plane of determining with above-mentioned two axial lines is benchmark, earlier centered by the axis of external rotor, take turns doing 4 of external rotor, 6,8,10,12,14,16,18,20,22 or 24 equidistant points, above-mentioned each equidistant point intersects 4 of formation with the external rotor inner side surface respectively, 6,8,10,12,14,16,18,20, article 22 or 24, straight line, above-mentioned 4,6,8,10,12,14,16,18,20, article 22 or 24, linear position, set gradually 4 respectively, 6,8,10,12,14,16,18,20, the blade of 22 or 24 identical rotors, each blade are hinged by articulated mounting at above-mentioned intersecting straight lines place with external rotor respectively; Again centered by the axis of internal rotor, take turns doing 4 of internal rotor, 6,8,10,12,14,16,18,20,22 or 24 equidistant points, plane centered by any equidistant point wherein, open rectangle groove at internal rotor, the thickness of groove is identical with the external rotor vane thickness, the radial depth of groove is by the rotor blade width, the inner and outer rotors axis spacing, the internal rotor radius comprehensively determines, axial length and the internal rotor of groove are isometric, each bisector plane of above-mentioned angle except the equidistant point of fluting is respectively with centered by the internal rotor axis, diameter is about the cylndrical surface of the difference of internal rotor diameter turn reducing blades thickness, intersect and form 3,5,7,9,11,13,15,17,19, article 21 or 23, straight line, with above-mentioned 3,5,7,9,11,13,15,17,19, article 21 or 23, straight line is the axle center, set gradually 3 respectively, 5,7,9,11,13,15,17,19, the cylindrical hole of 21 or 23 internal rotors, the radius of cylindrical hole is more than or equal to the external rotor vane thickness, again centered by above-mentioned each equidistant point, open 3 at internal rotor respectively, 5,7,9,11,13,15,17,19,21 or 23 identical bar-shaped troughs, groove depth adds the inner and outer rotors axis spacing more than or equal to the diameter of cylindrical hole, groove width is slightly larger than vane thickness, each rotor blade successively by above-mentioned each groove, comprises the groove of opening at internal rotor before this respectively; Be fitted and connected with internal rotor, above-mentioned each cylindrical hole is except the both sides of the intermediate portion that is accounted for by rotor blade, the cylinder that to be symmetrical arranged two transverse section be the bow type, planar outer surfaces and the rotor blade of this cylinder fit tightly, and the outer surface of the cylndrical surface of this cylinder and the internal surface of cylindrical hole fit tightly; The blade both sides of the edge that connect inside and outside rotor closely contact with the two end cap inwall respectively; The left side end cap is established the left input/output port of liquid, and particular location is by the left side on two determined planes that parallel to the axis of inside and outside rotor; The right side end cap is established the right input/output port of liquid, and particular location is by the right side on two determined planes that parallel to the axis of inside and outside rotor; The two side ends interior surface is established intake chute respectively; The input/output terminal of moment of torsion is internal rotor or external rotor.

2. vane type oil pump or the motor of a two-spool single blade transmission moment of torsion is characterized in that internal rotor is a cylindrical body, and the two cover bearings supporting with it and seal arrangement assembly are installed in respectively on the left and right end cap at the cylinder axis two ends; External rotor is to be enclosed within the outer cylindrical body of internal rotor, and the two cover bearings supporting with it and seal arrangement assembly are installed in respectively on the left and right end cap at cylindrical body axis two ends; Left and right sides two end cap is separately fixed at the shell two ends; The axis of internal rotor is parallel with the axis of external rotor, disalignment; The plane of determining with above-mentioned two axial lines is benchmark, earlier centered by the axis of external rotor, take turns doing 4 of external rotor, 6,8,10,12,14,16,18,20,22 or 24 equidistant points, above-mentioned each equidistant point intersects 4 of formation with the external rotor inner side surface respectively, 6,8,10,12,14,16,18,20, article 22 or 24, straight line, above-mentioned 4,6,8,10,12,14,16,18,20, article 22 or 24, linear position, set gradually 4 respectively, 6,8,10,12,14,16,18,20, the blade of 22 or 24 identical rotors, one of them blade and external rotor an intersecting straight lines place therein are rigidly connected, and all the other each blades are hinged by articulated mounting at above-mentioned intersecting straight lines place with external rotor respectively; Again centered by the axis of internal rotor, take turns doing 4 of internal rotor, 6,8,10,12,14,16,18,20,22 or 24 equidistant points, each bisector plane of above-mentioned angle is respectively with centered by the internal rotor axis, diameter is about the cylndrical surface of the difference of internal rotor diameter turn reducing blades thickness, intersect and form 4,6,8,10,12,14,16,18,20, article 22 or 24, straight line, with above-mentioned 4,6,8,10,12,14,16,18,20, article 22 or 24, straight line is the axle center, set gradually 4 respectively, 6,8,10,12,14,16,18,20, the cylindrical hole of 22 or 24 internal rotors, the radius of cylindrical hole is more than or equal to the external rotor vane thickness, again centered by above-mentioned each equidistant point, open 4 at internal rotor respectively, 6,8,10,12,14,16,18,20,22 or 24 identical bar-shaped troughs, groove depth adds the inner and outer rotors axis spacing more than or equal to the diameter of cylindrical hole, groove width is slightly larger than vane thickness, each rotor blade is fitted and connected by above-mentioned each groove and internal rotor respectively successively, above-mentioned each cylindrical hole is except the both sides of the intermediate portion that is accounted for by rotor blade, the cylinder that to be symmetrical arranged two transverse section be the bow type, planar outer surfaces and the rotor blade of this cylinder fit tightly, and the outer surface of the cylndrical surface of this cylinder and the internal surface of cylindrical hole fit tightly; The blade both sides of the edge that connect inside and outside rotor closely contact with the two end cap inwall respectively; The left side end cap is established the left input/output port of liquid, and particular location is by the left side on two determined planes that parallel to the axis of inside and outside rotor; The right side end cap is established the right input/output port of liquid, and particular location is by the right side on two determined planes that parallel to the axis of inside and outside rotor; The two side ends interior surface is established intake chute respectively; The input/output terminal of moment of torsion is internal rotor or external rotor.

3. a kind of two-spool single blade according to claim 1 and 2 transmits vane type oil pump or the motor of moment of torsion, and it connects the blade of inner and outer rotors and the Placement of inner and outer rotors can be exchanged.

4. a kind of two-spool single blade according to claim 2 transmits vane type oil pump or the motor of moment of torsion, its blade that connects inner and outer rotors can be made the axis cylindrical curved surface parallel with rotor axis, simultaneously, above-mentioned two transverse section are that arc plane shape outer surface is also made the axis cylindrical curved surface parallel with rotor axis, and three's radius of curvature is identical.