CN203175847U - Dual-rotor elastic blade type pump or motor - Google Patents
Dual-rotor elastic blade type pump or motor Download PDFInfo
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- CN203175847U CN203175847U CN 201220730468 CN201220730468U CN203175847U CN 203175847 U CN203175847 U CN 203175847U CN 201220730468 CN201220730468 CN 201220730468 CN 201220730468 U CN201220730468 U CN 201220730468U CN 203175847 U CN203175847 U CN 203175847U
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Abstract
The utility model provides a novel elastic blade type pump or a novel elastic blade type motor, which is mainly characterized in that an inner rotor takes a shape of a cylinder; an outer rotor is a cylindrical body, and the inner rotor is sleeved with the outer rotor; two sets of bearing and sealing device assemblies which are matched with the cylinder are located at two ends of the axial line of the cylinder; and the blade of a shaft rotor of the inner rotor can also be an elastic body. The blades of the inner rotor and the outer rotor can be columnar curved surfaces of which axial lines are parallel to that of the rotors. The dual-rotor elastic blade type pump or the dual-rotor elastic 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 the 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
Technical field
The utility model relates to a kind of vane type oil pump or motor, and particularly a kind of two-spool spring leaf is 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, provides a kind of two-spool spring leaf to rotor sidewall frictionless vane type oil pump or motor.Be a kind of inside and outside rotor synchronous rotating blades formula pump or motor, two-spool blade radial outward edge does 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 the internal rotor that comprises device, external rotor, internal rotor blade and the articulated mounting that is connected with internal rotor, and the inlet opening of the end cap at the rigidly connected spring leaf of external rotor, internal rotor and external rotor two ends, liquid and delivery outlet, and the supporting bearing of internal rotor and external rotor and seal assembly, the shell of device, fastening piece, moment of torsion input/output terminal.It 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 internal rotor, take turns doing 4 of internal rotor, 6,8,10,12,14,16,18,20,22 or 24 equidistant points, above-mentioned each equidistant point intersects 4 that form with the internal rotor outer side surface respectively, article 6,, article 8,, article 10,, article 12,, article 14,, article 16,, article 18,, article 20,, or 24 straight lines article 22,, at above-mentioned 4, article 6,, article 8,, article 10,, article 12,, article 14,, article 16,, article 18,, article 20,, or 24 straight lines article 22,, linear position, set gradually 4 respectively, 6,8,10,12,14,16,18,20, the blade of 22 or 24 identical internal rotors, each blade are hinged by internal rotor blade and the articulated mounting that is connected with internal rotor at above-mentioned intersecting straight lines place with internal rotor respectively; Again 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 forms 4 with the inner side surface of external rotor is crossing respectively, article 6,, article 8,, article 10,, article 12,, article 14,, article 16,, article 18,, article 20,, or 24 straight lines article 22,, with above-mentioned 4, article 6,, article 8,, article 10,, article 12,, article 14,, article 16,, article 18,, article 20,, article 22, or 24 straight lines be foundation, respectively successively at above-mentioned 4, article 6,, article 8,, article 10,, article 12,, article 14,, article 16,, article 18,, article 20,, or a clockwise side of 24 external rotor inner side surface intersecting straight lines article 22,, do in parallel 4 at the external rotor inner side surface, article 6,, article 8,, article 10,, article 12,, article 14,, article 16,, article 18,, article 20,, or 24 straight lines article 22,, wherein the spacing between the relevant parallel lines of every straight line and its foundation is identical, actual pitch is determined that by the radial width of inner and outer rotors axis spacing and internal rotor blade this spacing forms 4 with the inner side surface of external rotor is crossing respectively less than above-mentioned each equidistant point, article 6,, article 8,, article 10,, article 12,, article 14,, article 16,, article 18,, article 20,, article 22, the spacing between every adjacent two straight lines or among 24 straight lines; The external rotor blade is the plate shaped elastomer of rectangle, 4 of doing in an above-mentioned clockwise side of one side of blade deflection external rotor, article 6,, article 8,, article 10,, article 12,, article 14,, article 16,, article 18,, article 20,, article 22, or 24 straight line places and external rotor be rigidly connected, sensing external rotor one side of the opposite side of external rotor blade and internal rotor blade is rigidly connected, and the width of external rotor blade equals itself and the rigidly connected straight line of external rotor and above-mentioned each equidistant point and forms 4 with the inner side surface of external rotor is crossing respectively, article 6,, article 8,, article 10,, article 12,, article 14,, article 16,, article 18,, article 20,, or the spacing between the adjacent straight line of the clockwise direction among 24 straight lines article 22; 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, and perhaps internal rotor and the external rotor while is as the input/output terminal of moment of torsion.The blade of internal rotor or do elastomer-forming.The blade of inside and outside rotor or make the axis cylindrical curved surface parallel with rotor axis.
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 structural representation of the present utility model
Fig. 2 is the left view of Fig. 1
Embodiment
Embodiment 1
Below in conjunction with accompanying drawing embodiment's 1 described vane type oil pump is described further
By Fig. 1-2 as can be known: internal rotor 7 is a cylindrical body, and the two cover bearings supporting with it and seal arrangement assembly 5 and 11 are installed in respectively on left and right end cap 1 and 9 at the cylinder axis two ends; External rotor 4 is for being enclosed within the cylindrical body outside the internal rotor, and the two cover bearings supporting with it and seal arrangement assembly 3 and 8 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 shell 2 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 internal rotor, take turns doing 4 equidistant points of internal rotor, above-mentioned each equidistant point intersects 4 straight lines that form with the internal rotor outer side surface respectively, at above-mentioned 4 linear positions, set gradually the blade 14 and 16 and 25 and 24 of 4 identical internal rotors respectively, each blade respectively with internal rotor at above-mentioned intersecting straight lines place by articulated mounting 19 and 15 and 18 and 17 hinged; Again centered by the axis of external rotor, take turns doing 4 equidistant points of external rotor, above-mentioned each equidistant point intersects with the inner side surface of external rotor respectively and forms 4 straight lines, be foundation with above-mentioned 4 straight lines, respectively successively in the clockwise side of above-mentioned 4 external rotor inner side surface intersecting straight lines, do 4 straight lines in parallel at the external rotor inner side surface, wherein the spacing between the relevant parallel lines of every straight line and its foundation is identical, actual pitch determined by the radial width of inner and outer rotors axis spacing and internal rotor blade, this spacing less than above-mentioned each equidistant point respectively and the inner side surface of external rotor intersect the spacing between every adjacent two straight lines among 4 straight lines that form; External rotor blade 13 and 22 and 21 and 20 is plate shaped elastomers of rectangle, 4 straight line places and external rotor that one side of blade deflection external rotor is done in an above-mentioned clockwise side are rigidly connected, sensing external rotor one side of the opposite side of external rotor blade and internal rotor blade is rigidly connected, and the width of external rotor blade equals itself and the rigidly connected straight line of external rotor and above-mentioned each equidistant point respectively and the inner side surface of external rotor intersect to form spacing between the adjacent straight line of clockwise direction among 4 straight lines; 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 6 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 10 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 12 and 23 respectively; The input end of moment of torsion is internal rotor or external rotor, and perhaps internal rotor and the external rotor while is as the input end of moment of torsion.
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 synchronously as driven rotor, if be power rotor with the external rotor, then internal rotor also can rotate synchronously as driven rotor, if inner and outer rotors is synchronously with the rotating speed input torque, inner and outer rotors also can rotate synchronously, in, the center of rotation difference of external rotor, in the process of the clockwise joint rotation of inner and outer rotors, 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 6 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 10 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.
Embodiment 2
Below in conjunction with accompanying drawing embodiment's 1 described blade type motor is described further
By Fig. 1-2 as can be known: internal rotor 7 is a cylindrical body, and the two cover bearings supporting with it and seal arrangement assembly 5,11 are installed in respectively on the left and right end cap 1,9 at the cylinder axis two ends; External rotor 4 is for being enclosed within the cylindrical body outside the internal rotor, and the two cover bearings supporting with it and seal arrangement assembly 3,8 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 shell 2 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 internal rotor, take turns doing 4 equidistant points of internal rotor, above-mentioned each equidistant point intersects 4 straight lines that form with the internal rotor outer side surface respectively, at above-mentioned 4 linear positions, set gradually the blade 14 and 16 and 25 and 24 of 4 identical internal rotors respectively, each blade respectively with internal rotor at above-mentioned intersecting straight lines place by articulated mounting 19 and 15 and 18 and 17 hinged; Again centered by the axis of external rotor, take turns doing 4 equidistant points of external rotor, each bisector plane of above-mentioned angle intersects with the inner side surface of external rotor respectively and forms 4 straight lines, be foundation with above-mentioned 4 straight lines, respectively successively in the clockwise side of above-mentioned 4 external rotor inner side surface intersecting straight lines, do 4 straight lines in parallel at the external rotor inner side surface, wherein the spacing between the relevant parallel lines of every straight line and its foundation is identical, actual pitch determined by the radial width of inner and outer rotors axis spacing and internal rotor blade, this spacing less than above-mentioned each equidistant point respectively and the inner side surface of external rotor intersect the spacing between every adjacent two straight lines among 4 straight lines that form; External rotor blade 13 and 22 and 21 and 20 is plate shaped elastomers of rectangle, 4 straight line places and external rotor that one side of blade deflection external rotor is done in an above-mentioned clockwise side are rigidly connected, sensing external rotor one side of the opposite side of external rotor blade and internal rotor blade is rigidly connected, and the width of external rotor blade equals itself and the rigidly connected straight line of external rotor and above-mentioned each equidistant point respectively and the inner side surface of external rotor intersect to form spacing between the adjacent straight line of clockwise direction among 4 straight lines; 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 6 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 10 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 12 and 23 respectively; The output terminal of moment of torsion is internal rotor or external rotor, and perhaps internal rotor and the external rotor while is as the output terminal of moment of torsion.
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 operation, hydraulic power fluid is through left input/output port 6 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 rotate synchronously, 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, and the hydraulic power fluid after the acting is through right input/output port 10 outputs.So circulation, the continual input output of hydraulic power fluid, the inner and outer rotors of vane motor rotates continuously, and output torque is exported through inner rotor shaft, perhaps exports through external rotor.
Claims (3)
1. a two-spool spring leaf is to rotor sidewall frictionless vane type oil pump or motor, and 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 internal rotor, take turns doing 4 of internal 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 internal rotor outer 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 internal rotors, each blade are hinged by articulated mounting at above-mentioned intersecting straight lines place with internal rotor respectively; Again 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 forms 4 with the inner side surface of external rotor is crossing respectively, article 6,, article 8,, article 10,, article 12,, article 14,, article 16,, article 18,, article 20,, or 24 straight lines article 22,, with above-mentioned 4, article 6,, article 8,, article 10,, article 12,, article 14,, article 16,, article 18,, article 20,, article 22, or 24 straight lines be foundation, respectively successively at above-mentioned 4, article 6,, article 8,, article 10,, article 12,, article 14,, article 16,, article 18,, article 20,, or a clockwise side of 24 external rotor inner side surface intersecting straight lines article 22,, do in parallel 4 at the external rotor inner side surface, article 6,, article 8,, article 10,, article 12,, article 14,, article 16,, article 18,, article 20,, or 24 straight lines article 22,, wherein the spacing between the relevant parallel lines of every straight line and its foundation is identical, actual pitch is determined that by the radial width of inner and outer rotors axis spacing and internal rotor blade this spacing forms 4 with the inner side surface of external rotor is crossing respectively less than above-mentioned each equidistant point, article 6,, article 8,, article 10,, article 12,, article 14,, article 16,, article 18,, article 20,, article 22, the spacing between every adjacent two straight lines or among 24 straight lines; The external rotor blade is the plate shaped elastomer of rectangle, 4 of doing in an above-mentioned clockwise side of one side of blade deflection external rotor, article 6,, article 8,, article 10,, article 12,, article 14,, article 16,, article 18,, article 20,, article 22, or 24 straight line places and external rotor be rigidly connected, sensing external rotor one side of the opposite side of external rotor blade and internal rotor blade is rigidly connected, and the width of external rotor blade equals itself and the rigidly connected straight line of external rotor and above-mentioned each equidistant point and forms 4 with the inner side surface of external rotor is crossing respectively, article 6,, article 8,, article 10,, article 12,, article 14,, article 16,, article 18,, article 20,, or the spacing between the adjacent straight line of the clockwise direction among 24 straight lines article 22; 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, and perhaps internal rotor and the external rotor while is as the input/output terminal of moment of torsion.
2. a kind of two-spool spring leaf according to claim 1 is characterized in that to rotor sidewall frictionless vane type oil pump or motor the blade of internal rotor is done elastomer-forming.
3. a kind of two-spool spring leaf according to claim 1 is to rotor sidewall frictionless vane type oil pump or motor, and the blade of inside and outside rotor is made the axis cylindrical curved surface parallel with rotor axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220730468 CN203175847U (en) | 2012-12-27 | 2012-12-27 | Dual-rotor elastic blade type pump or motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220730468 CN203175847U (en) | 2012-12-27 | 2012-12-27 | Dual-rotor elastic blade type pump or motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203175847U true CN203175847U (en) | 2013-09-04 |
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ID=49072550
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220730468 Expired - Fee Related CN203175847U (en) | 2012-12-27 | 2012-12-27 | Dual-rotor elastic blade type pump or motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203175847U (en) |
-
2012
- 2012-12-27 CN CN 201220730468 patent/CN203175847U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130904 Termination date: 20171227 |
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| CF01 | Termination of patent right due to non-payment of annual fee |