CN109441800A - High-pressure high-flow variable vane pump - Google Patents

High-pressure high-flow variable vane pump Download PDF

Info

Publication number
CN109441800A
CN109441800A CN201811140803.1A CN201811140803A CN109441800A CN 109441800 A CN109441800 A CN 109441800A CN 201811140803 A CN201811140803 A CN 201811140803A CN 109441800 A CN109441800 A CN 109441800A
Authority
CN
China
Prior art keywords
rotor
blade
slot
swash plate
shell
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201811140803.1A
Other languages
Chinese (zh)
Other versions
CN109441800B (en
Inventor
陈行
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang University ZJU
Original Assignee
Zhejiang University ZJU
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zhejiang University ZJU filed Critical Zhejiang University ZJU
Priority to CN201811140803.1A priority Critical patent/CN109441800B/en
Publication of CN109441800A publication Critical patent/CN109441800A/en
Application granted granted Critical
Publication of CN109441800B publication Critical patent/CN109441800B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2/00Rotary-piston machines or pumps
    • F04C2/30Rotary-piston machines or pumps having the characteristics covered by two or more groups F04C2/02, F04C2/08, F04C2/22, F04C2/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
    • F04C2/34Rotary-piston machines or pumps having the characteristics covered by two or more groups F04C2/02, F04C2/08, F04C2/22, F04C2/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in groups F04C2/08 or F04C2/22 and relative reciprocation between the co-operating members
    • F04C2/344Rotary-piston machines or pumps having the characteristics covered by two or more groups F04C2/02, F04C2/08, F04C2/22, F04C2/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in groups F04C2/08 or F04C2/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the inner member
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C15/00Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
    • F04C15/0003Sealing arrangements in rotary-piston machines or pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2240/00Components
    • F04C2240/20Rotors
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2240/00Components
    • F04C2240/30Casings or housings

Abstract

The present invention provides a kind of high-pressure high-flow variable vane pump, including shell, rotor, blade, swash plate and match oil clot, case cover is in rotor exterior and the heart coaxial with rotor, it is at least opened in shell there are three the first locating slot being distributed uniformly and circumferentially, rotor outer surface is also provided with the second locating slot corresponding with the first locating slot;Blade is mounted on the first locating slot and the second locating slot simultaneously, swash plate is tiltedly placed in shell, and the axis of swash plate is not overlapped with the axis of rotor, and sliding slot corresponding with blade is provided on the swash plate, sliding slot is slidably located on blade, is connected with oil clot with an end face of rotor;Inner walls, adjacent two panels blade, rotor outer wall and swash surfaces form cavity, when the rotor is turning, rotor drives shell and blade co-rotation together, swash plate is further driven to rotate around its own axis, during rotation, sliding slot on swash plate is slided along blade, so that the volume generating period of cavity changes, forms high-pressure chamber and low pressure cavity.

Description

High-pressure high-flow variable vane pump
Technical field
The present invention relates to vane pump more particularly to a kind of high-pressure high-flow variable vane pumps.
Background technique
Existing blade pump configuration is that a rotor eccentricity is placed in cylinder body, blade radial or with rotor radius at certain Angle is placed in rotor, and rotor high speed rotation when work, blade is thrown away under the influence of centrifugal force, is formed and is sealed with cylinder body Chamber, volume variation generates pressure when rotation.This form vane pump is due to being close by a contact line between blade and cylinder body Envelope, therefore sealing performance is poor, output pressure is lower, in addition the relative linear velocity of blade and cylinder body is very big when rotation, generates Very big friction, causes vane pump overall wear fast, and the service life is short, low efficiency.In this way, the revolving speed of pump cannot be too high.In addition, when rotation In order to guarantee that blade can pass in and out safely in rotor, rotor must have comparable diameter, and the discharge capacity that is bound in this way is smaller, especially become Amount pump, it is even more so.
Summary of the invention
The object of the present invention is to provide be face sealing, not easy to wear, the opposite linear speed of blade and shell at whole sealings Degree is zero, can be operated with flank speed, and volume very little, discharge capacity is very big, a kind of very high high-pressure high-flow variable leaf of output pressure Piece pump.
In order to achieve the above object, The technical solution adopted by the invention is as follows: a kind of high-pressure high-flow variable vane pump, packet It includes shell, rotor, blade, swash plate and matches oil clot, rotor is located at center, and case cover is in rotor exterior and the heart coaxial with rotor, shell The first locating slot being distributed uniformly and circumferentially there are three at least opening in vivo;Rotor outer surface is also provided with and the first locating slot one One corresponding second locating slot is provided with hydraulic fluid port between two neighboring second locating slot;Blade be mounted on simultaneously the first locating slot and On second locating slot, swash plate is tiltedly placed in shell, and the axis of swash plate is not overlapped with the axis of rotor, is provided on the swash plate and leaf The one-to-one sliding slot of piece, sliding slot are slidably located on blade, are sealed between sliding slot and blade by sealing element;With oil clot and turn One end face of son is connected;A cavity is formed between inner walls, adjacent two panels blade, rotor outer wall and swash surfaces, is held Chamber is connected with hydraulic fluid port, and when the rotor is turning, rotor drives shell and blade co-rotation together, is further driven to swash plate around it Own axis, during rotation, the sliding slot on swash plate are slided along blade, so that the volume generating period of cavity becomes Change, periodically forms high-pressure chamber and low pressure cavity, low pressure cavity is by matching oil clot oil suction, and high-pressure chamber with oil clot by arranging Oil.
Further, be dolioform billiard table A2 that both ends cut out two spherical crowns in parallel in the rotor, billiard table A2 up to Rare three bar grooves B2, respectively playing surface of the table A2, the width of slot B2 and the thickness of blade are identical, and one end of billiard table A2 is conical side surface It is provided on C2, conical side surface C2 and the one-to-one slot E2 of slot B2, respectively conical side surface C2, the width of slot E2 and the thickness of blade Identical, slot B2 is connected with slot E2, constitutes the second locating slot;There is a hole on conical side surface C2 between two neighboring slot E2 K2;Spherical surface G2 with the face being connected conical side surface C2, radius and the centre of sphere respectively with the radius and centre of sphere phase of shell Internal Spherical Surface A1 Together, an end face of rotor is anchor ring I2, is evenly equipped with hole L2 corresponding with hole K2, hole L2 and corresponding hole K2 phase thereon Connection forms hydraulic fluid port, for for oil inlet or oil extraction.
Further, the shell has Internal Spherical Surface A1 and spherical outside surface B1, and one end is the anchor ring D1 for cutting out spherical crown, the other end It is conical surface E1, three bar groove C1 is at least provided on Internal Spherical Surface A1, respectively Internal Spherical Surface A1, the bottom of slot C1 is one of anchor ring D1 Point, the width of slot C1 and the thickness of blade are identical, and slot C1 is the first locating slot.
Further, the blade quantity is identical as the quantity of the first locating slot, wherein a piece of blade is put down by former and later two Row plane A3, B3 and upper and lower two cylinders C3, D3 and two sides enclose;Wherein, the radius of cylinder C3 and center of circle difference It is identical as the radius of slot C1 groove bottom and the center of circle on shell (1) Internal Spherical Surface A1, the radius of cylinder D3 and the center of circle respectively with rotor ball The radius of slot B2 groove bottom is identical with the center of circle on face, and a side of blade is located in sliding slot, another side of blade and slot The bottom surface E2 abuts.
Further, the swash plate is in an annular shape, and one side is conical surface A4, and the other side is conical surface B4, and periphery is The diameter of spherical surface C4, spherical surface C4 are equal with the diameter of shell Internal Spherical Surface A1, are interior Surface of Sphere D4, diameter and billiard table among swash plate The diameter of A2 is equal, radially at least three long hole N4 on swash plate, respectively disk, and long hole N4 is sliding slot, sliding slot it is transversal The shape in face is to be connected in sequence by cone plane S4, circular arc P4 and cone plane M4, cone plane S4 and the outer end for boring plane M4 Portion is respectively connected with a circular arc R 4, and two circular arc Rs 4 with one heart, are equipped with sealing element in each circular arc R 4;
One side conical surface A4 of the swash plate also can be replaced plane.
Further, the oil clot of matching is a cylindrical body, the diameter and rotor one end disc of the external cylindrical surface A5 of cylindrical body The diameter of I2 is equal, is provided on cylindrical body there are two waist through hole B5 and C5, and a waist through hole is communicated with high pressure chest, another Waist through hole is communicated with low pressure chamber.
Further, the sealing element includes cushion block and elastic sealing strip, is sequentially placed inside-out in each circular arc R 4 One elastic sealing strip and a cushion block, two cushion blocks are located at the both sides of a piece of blade, and abut with blade;
Or, also combinable be integrated is placed in circular arc R 4 for the cushion block and elastic sealing strip.
Further, the cushion block is strip, and cross section is crescent, the equal length of length and long hole N4;
The elastic sealing strip is strip, and cross section is semi-circular shape, the radius phase of exradius and circular arc R 4 Together, inner circle radius is identical as the radius of cushion block crescent, the equal length of length and long hole N4.
Further, the side wall of the oblique cone is conical surface A8, and conical surface A8 is bonded completely with the conical surface B4 of swash plate, the cone of oblique cone End is that spherical surface C8, spherical surface C8 and the billiard table A2 of rotor are concentric, and radius is identical, and the bottom end of oblique cone is spherical surface D8 or plane, ball Face D8 and shell Internal Spherical Surface A1 are concentric, and radius is identical or radius is less than the radius of spherical surface A1.
It further, further include oblique cone, oblique cone is located at the outside of swash plate and abuts with swash plate;Or, direct at swash plate center An Yigen axis.
Present invention has the advantage that
It 1) is face sealing at all sealings;
2) discharge capacity is big, and pressure is high, high-efficient;
3) compared to traditional plunger pump and vane pump, vane pump specific power provided by the invention is big;
If 4) adjust oblique cone tilt angle, that is, swash plate axis and rotor axis angle, can adjust The flow of pump;
5) rotor and shell relative linear velocity are zero, can be run with hypervelocity;
6) compact-sized, processing is relatively easy;
7) cost is relatively low, and the service life is long.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is overall structure diagram of the invention;
Fig. 2 a is schematic diagram of housing structure of the invention;
Fig. 2 b is the kk diagrammatic cross-section of Fig. 2 a;
Fig. 3 a is rotor structure schematic diagram;
Fig. 3 b is the left view of Fig. 3 a;
Fig. 4 a is blade construction schematic diagram of the present invention;
Fig. 4 b is the K direction view of Fig. 4 a;
Fig. 5 a is oblique disk structure schematic diagram of the present invention;
Fig. 5 b is the right view of Fig. 5 a;
Fig. 5 c is the M-M diagrammatic cross-section of Fig. 5 a;
Fig. 6 is of the invention with oil clot structural schematic diagram;
Fig. 7 is cushion block longitudinal direction schematic diagram of the invention;
Fig. 8 is elastic sealing strip longitudinal direction schematic diagram of the invention;
Fig. 9 is oblique cone structural schematic diagram of the invention;
Figure 10 is swash plate of the invention, blade, cushion block and elastic sealing strip partial schematic diagram;
Figure 11 is cushion block and elastic sealing strip bias placement schematic diagram;
In figure: 1. shells, 2. rotors, 3. blades, 4. swash plates, 4. match oil clot, 6. cushion blocks, 7. sealing strips, 8. oblique cones.
Specific embodiment
Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description and attached When figure, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.In following exemplary embodiment Described embodiment does not represent all embodiments consistented with the present invention.On the contrary, they be only with it is such as appended It is described in detail in middle claims, the example of the consistent device of some aspects of the invention.Each implementation of this specification Example is described in a progressive manner.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute is only used in the embodiment of the present invention In explaining in relative positional relationship, the motion conditions etc. under a certain particular pose (as shown in the picture) between each component, if should When particular pose changes, then directionality instruction also correspondingly changes correspondingly.
In addition, the description for being related to " first ", " second " etc. in the present invention is used for description purposes only, and should not be understood as referring to Show or imply its relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " are defined as a result, Two " feature can explicitly or implicitly include at least one of the features.In addition, the technical solution between each embodiment can It to be combined with each other, but must be based on can be realized by those of ordinary skill in the art, when the combination of technical solution occurs Conflicting or cannot achieve when, will be understood that the combination of this technical solution is not present, also not the present invention claims protection model Within enclosing.
As shown in Figure 1, the embodiment of the present invention provides a kind of high-pressure high-flow variable vane pump, including shell 1, rotor 2, leaf Piece 3, swash plate 4 and match oil clot 5, rotor 2 is located at center, and shell 1 covers on outside rotor 2 and the heart coaxial with rotor 2, in shell 1 extremely The first locating slot being distributed uniformly and circumferentially there are three opening less;2 outer surface of rotor is also provided with a pair of with the first locating slot one The second locating slot answered is provided with hydraulic fluid port between two neighboring second locating slot;Blade 3 is mounted on the first locating slot and second simultaneously On locating slot, swash plate 4 is tiltedly placed in shell 1, and the axis of swash plate 4 is not overlapped with the axis of rotor 2, be provided on the swash plate 4 with The corresponding sliding slot of blade 3, sliding slot are slidably located on blade 3, are sealed between sliding slot and blade 3 by sealing element;With oil clot 5 It is connected with an end face of rotor 2;It is formed and is held between 1 inner wall of shell, 4 surface of adjacent two panels blade 3,2 outer wall of rotor and swash plate Chamber, cavity are connected with hydraulic fluid port, and when rotor 2 rotates, rotor 2 drives shell 1 and blade 3 co-rotation together, further band Dynamic swash plate 4 is rotated around its own axis, and during rotation, the sliding slot on swash plate 4 is slided along blade 3, so that the volume of cavity Generating period variation periodically forms high-pressure chamber and low pressure cavity, and low pressure cavity is by matching 5 oil suction of oil clot, high-pressure chamber By matching 5 oil extraction of oil clot.
It should be noted that the quantity of the blade 3 is at least 3, the first locating slot, the second locating slot and sliding slot Quantity is identical as the quantity of blade 3, below by taking the quantity of blade 3 is 9 as an example, carrys out the specific side that the present invention is further explained Case, for those skilled in the art according to description below, the quantity of acquisition blade 3 that also can be beyond all doubt is other embodiments.
Fig. 2 a and Fig. 2 b are the shape of shell 1 of the invention.The shell 1 has Internal Spherical Surface A1 and spherical outside surface B1, and one end is The anchor ring D1 of spherical crown is cut out, the other end is conical surface E1, nine bar groove C1 is provided on Internal Spherical Surface A1, respectively Internal Spherical Surface A1, likewise Warp on globe, the bottom of slot C1 are a part of anchor ring D1, and the width of slot C1 is identical as the thickness of blade 3, and slot C1 is For the first locating slot;The radius of the bottom surface slot C1 and the center of circle are identical as the radius of 3 cylinder C3 of blade and the center of circle respectively.
Fig. 3 a and Fig. 3 b show the shape of rotor 2 of the invention.It is that both ends cut out two balls in parallel in the rotor 2 There are nine bar groove B2 on the dolioform billiard table A2 of hat, billiard table A2, respectively playing surface of the table A2, such as the warp on tellurion, the bottom of slot B2 Portion is a part of circular ring shape, and the width of slot B2 is identical as the thickness of blade 3, and one end of billiard table A2 is conical side surface C2, circular cone There are nine bar groove E2 on the C2 of side, respectively conical side surface C2, the width of slot E2 is identical as the thickness of blade 3, and slot B2 is connected with slot E2 It is logical, constitute the second locating slot;There is a hole K2 on conical side surface C2 between two neighboring slot E2, shares nine;With circular cone side Face C2 connected face is spherical surface G2, and radius and the centre of sphere are identical as the radius of 1 Internal Spherical Surface A1 of shell and the centre of sphere respectively, rotor 2 One end face is anchor ring I2, is evenly equipped with hole L2 (being also nine) corresponding with hole K2, hole L2 and corresponding hole K2 thereon It is connected, forms hydraulic fluid port, for for oil inlet or oil extraction;The shape of certain hole L2 and hole K2 can be round, rectangle or trapezoidal etc..
Fig. 4 a and Fig. 4 b are the shape of blade 3 of the invention.3 quantity of blade is nine, wherein a piece of blade 3 is by preceding Latter two parallel plane A3, B3 and upper and lower two cylinders C3, D3 and two sides (E3L3 and F3M3) enclose;Wherein, column The radius of face C3 and the center of circle are identical as the radius of slot C1 groove bottom on 1 Internal Spherical Surface A1 of shell and the center of circle respectively, the radius of cylinder D3 Identical as the radius of slot B2 groove bottom on 2 spherical surface of rotor and the center of circle respectively with the center of circle, a side of blade 3 is located in sliding slot, Another side of blade 3 is abutted with the bottom surface slot E2.
Fig. 5 a-5c is the shape of swash plate 4 of the invention.The swash plate 4 is in an annular shape, and one side is conical surface A4, separately Side is conical surface B4, and periphery is spherical surface C4, and the diameter of spherical surface C4 is equal with the diameter of 1 Internal Spherical Surface A1 of shell, is among swash plate 4 Interior Surface of Sphere D4, diameter is equal with the diameter of billiard table A2, radially has nine long hole N4 on swash plate 4, respectively disk, long hole N4 As sliding slot (being the region E4J4I4F4 in Fig. 5 a), the shape of the cross section of sliding slot are flat by cone plane S4, circular arc P4 and cone Face M4 is connected in sequence, and cone plane S4 and the outer end for boring plane M4 are respectively connected with a circular arc R 4, and two circular arc Rs 4 are concentric, often Sealing element is installed in a circular arc R 4;
One side conical surface A4 of certain swash plate 4 also can be replaced plane.
Fig. 6 is the shape with oil clot 5 of the invention.The oil clot 5 of matching is a cylindrical body, the external cylindrical surface A5's of cylindrical body Diameter is equal with the diameter of 2 one end disc I2 of rotor, is provided on cylindrical body there are two waist through hole B5 and C5, a waist through hole It is communicated with high pressure chest, another waist through hole is communicated with low pressure chamber.
Figure 11 is the shape of cushion block 6 and elastic sealing strip 7 of the invention.The sealing element includes cushion block 6 and elastic packing Item 7 is sequentially placed an elastic sealing strip 7 and a cushion block 6 in each circular arc R 4 inside-out, and two cushion blocks 6 are located at The both sides of a piece of blade 3, and abutted with blade 3;Or, also combinable be integrated is placed in circle for the cushion block 6 and elastic sealing strip 7 In arc R4.
Cushion block 6 is strip, and longitudinal section is as shown in fig. 7, its cross section is crescent, and cushion block 6 shares 18, length It is equal with long hole N4 on swash plate 4.Elastic sealing strip 7 is also strip, and as depicted in figure 8, cross section is semi-circular shape for longitudinal section, Its exradius is identical as the radius of cross section circular arc R4 of 4 long hole N4 of swash plate, inner circle radius and 6 arcuate cross-section of cushion block Radius is identical, and with one heart (such as Figure 10), naturally it is also possible to decentraction (such as Figure 11), elastic sealing strip 7 share 18, length with Nine long hole N4 are equal on swash plate 4, and two of them are placed in radial long hole N4, are located at the both sides of cushion block 6.
Fig. 9 is the shape of oblique cone 8 of the invention.The side wall of the oblique cone 8 is conical surface A8, the conical surface of conical surface A8 and swash plate 4 B4 is bonded completely, and the tapered end of oblique cone 8 is that spherical surface C8, spherical surface C8 and the billiard table A2 of rotor 2 are concentric, and radius is identical, the bottom of oblique cone 8 End is spherical surface or plane, and spherical surface and 1 Internal Spherical Surface A1 of shell are concentric, and radius is identical or radius of the radius less than spherical surface A1.Certainly It is also not necessary to oblique cones 8, but need in the direct An Yigen axis in 4 center of swash plate.
Remaining technology not explained is the technical solution that those skilled in the art note, and which is not described herein again.
Operation working principle of the invention is as follows:
As shown in Figure 1,1 inner wall of shell, adjacent two panels blade 3,2 outer wall of rotor and 4 surface of swash plate form cavity, altogether There are nine cavities;It is maximum in uppermost cavity volume in shown in Fig. 1, it is minimum in the lowermost cavity volume.Work as rotor When 2 rotation, rotor 2 drives shell 1 and blade 3 co-rotation together, is further driven to swash plate 4 and rotates around its own axis, by It is not overlapped in the axis of swash plate 4 with the axis of rotor 2, during rotation, the sliding slot on swash plate 4 is slided along blade 3, so that holding The volume generating period of chamber changes, and the lowermost cavity volume positioned at pump is gradually increased by minimum, at this moment the cavity and height Chamber is pressed to disconnect, and by communicating with oil clot 5 with low pressure chamber, which is begun through with 5 oil suction of oil clot.When rotor 2 is by bottom When being screwed into the top, which reaches maximum.It is exactly to be rotated by the top rotation direction bottom when rotor 2 continues rotation When, which starts zooming out, and the cavity and low pressure chamber disconnect, and by communicating with oil clot 5 with high pressure chest, which starts By matching 5 oil extraction of oil clot.This completes a circulations.Continue to rotate, it so in cycles, will constantly oil suction oil extraction.Its His cavity is also identical.If adjust oblique cone 8 tilt angle, that is, swash plate 4 axis and rotor 2 axis angle, just The flow of adjustable pump.
Above-described embodiment is used to illustrate the present invention, rather than limits present aspect, in spirit of the invention and In scope of protection of the claims, to any modifications and changes that present aspect is made, protection scope of the present invention is both fallen within.

Claims (10)

1. a kind of high-pressure high-flow variable vane pump, which is characterized in that including shell (1), rotor (2), blade (3), swash plate (4) With with oil clot (5) etc., rotor (2) is located at center, and shell (1) covers on rotor (2) outside and the heart coaxial with rotor (2), shell (1) The first locating slot being distributed uniformly and circumferentially there are three inside at least opening;Rotor (2) outer surface is also provided with and the first locating slot One-to-one second locating slot is provided with hydraulic fluid port between two neighboring second locating slot;Blade (3) is mounted on the first positioning simultaneously On slot and the second locating slot, swash plate (4) is tiltedly placed in shell (1), and the axis of swash plate (4) is not overlapped with the axis of rotor (2), institute It states to be provided on swash plate (4) and be slidably located on blade (3) with blade (3) one-to-one sliding slot, sliding slot, sliding slot and blade (3) Between pass through sealing element seal;It is connected with oil clot (5) with an end face of rotor (2);Shell (1) inner wall, adjacent two panels blade (3), a cavity is formed between rotor (2) outer wall and swash plate (4) surface, cavity is connected with hydraulic fluid port, when rotor (2) rotate When, rotor (2) drives shell (1) and blade (3) co-rotation together, and it is further driven to swash plate (4) and is rotated around its own axis, During rotation, the sliding slot on swash plate (4) is slided along blade (3), so that the volume generating period of cavity changes, periodically High-pressure chamber and low pressure cavity are formed, low pressure cavity is by matching oil clot (5) oil suction, and high-pressure chamber is by matching oil clot (5) oil extraction.
2. a kind of high-pressure high-flow variable vane pump according to claim 1, which is characterized in that in the rotor (2) It is the dolioform billiard table A2 that both ends cut out two spherical crowns in parallel, at least three bar groove B2 on billiard table A2, respectively playing surface of the table A2, slot B2 Width it is identical as the thickness of blade (3), one end of billiard table A2 is conical side surface C2, is provided on conical side surface C2 with slot B2 one by one Corresponding slot E2, respectively conical side surface C2, the width of slot E2 is identical as the thickness of blade (3), and slot B2 is connected with slot E2, constitutes Second locating slot;There is a hole K2 on conical side surface C2 between two neighboring slot E2;It is ball with the face being connected conical side surface C2 Face G2, radius and the centre of sphere are identical as the radius of shell (1) Internal Spherical Surface A1 and the centre of sphere respectively, and an end face of rotor (2) is annulus Face I2 is evenly equipped with hole L2 corresponding with hole K2 thereon, and hole L2 is connected with corresponding hole K2, hydraulic fluid port is formed, for supplying Oil inlet or oil extraction.
3. a kind of high-pressure high-flow variable vane pump according to claim 2, which is characterized in that in the shell (1) has Spherical surface A1 and spherical outside surface B1, one end are the anchor ring D1 for cutting out spherical crown, and the other end is conical surface E1, are at least provided with three on Internal Spherical Surface A1 Bar groove C1, respectively Internal Spherical Surface A1, the bottom of slot C1 are a part of anchor ring D1, the thickness phase of the width and blade (3) of slot C1 Together, slot C1 is the first locating slot.
4. a kind of high-pressure high-flow variable vane pump according to claim 3, which is characterized in that the blade (3) is by preceding Latter two parallel plane A3, B3 and upper and lower two cylinders C3, D3 and two sides enclose;Wherein, the radius of cylinder C3 and The center of circle is identical as the radius of slot C1 groove bottom on shell (1) Internal Spherical Surface A1 and the center of circle respectively, the radius of cylinder D3 and center of circle difference Identical as the radius of slot B2 groove bottom and the center of circle on rotor (2) spherical surface, a side of blade (3) is located in sliding slot, blade (3) Another side abutted with the bottom surface slot E2.
5. a kind of high-pressure high-flow variable vane pump according to claim 4, which is characterized in that the swash plate (4) is in one A annular shape, one side are conical surface A4, and the other side is conical surface B4, and periphery is spherical surface C4, and the diameter of spherical surface C4 and shell (1) are interior The diameter of spherical surface A1 is equal, and it is interior Surface of Sphere D4 that swash plate (4) is intermediate, and diameter is equal with the diameter of billiard table A2, edge on swash plate (4) Radial at least three long hole N4, respectively disk, long hole N4 are sliding slot, the shape of the cross section of sliding slot be by cone plane S4, Circular arc P4 and cone plane M4 are connected in sequence, and bore plane S4 and are respectively connected with a circular arc R 4 with the outer end for boring plane M4, and two A circular arc R 4 with one heart, is equipped with sealing element in each circular arc R 4;
One side conical surface A4 of the swash plate (4) also can be replaced plane.
6. a kind of high-pressure high-flow variable vane pump according to claim 5, which is characterized in that described to be with oil clot (5) The diameter of one cylindrical body, the external cylindrical surface A5 of cylindrical body is equal with the diameter of rotor (2) one end disc I2, has been provided on cylindrical body Two waist through hole B5 and C5, a waist through hole are communicated with high pressure chest, another waist through hole is communicated with low pressure chamber.
7. a kind of high-pressure high-flow variable vane pump according to claim 6, which is characterized in that the sealing element includes pad Block (6) and elastic sealing strip (7) are sequentially placed an elastic sealing strip (7) and a cushion block in each circular arc R 4 inside-out (6), two cushion blocks (6) are located at the both sides of a piece of blade (3), and abut with blade (3);
Or, also combinable be integrated is placed in circular arc R 4 for the cushion block (6) and elastic sealing strip (7).
8. a kind of high-pressure high-flow variable vane pump according to claim 7, which is characterized in that the cushion block (6) is long Bar shaped, cross section are crescent, the equal length of length and long hole N4;
The elastic sealing strip (7) is strip, and cross section is semi-circular shape, the radius phase of exradius and circular arc R 4 Together, inner circle radius is identical as the radius of cushion block (6) crescent, the equal length of length and long hole N4.
9. a kind of high-pressure high-flow variable vane pump according to claim 7, which is characterized in that the side of the oblique cone (8) Wall is conical surface A8, and conical surface A8 is bonded completely with the conical surface B4 of swash plate (4), and the tapered end of oblique cone (8) is spherical surface C8, spherical surface C8 and rotor (2) billiard table A2 is concentric, and radius is identical, and the bottom end of oblique cone (8) is spherical surface D8 or plane, spherical surface D8 and shell (1) interior ball Face A1 is concentric, and radius is identical or radius is less than the radius of spherical surface A1.
10. -9 described in any item a kind of high-pressure high-flow variable vane pumps according to claim 1, which is characterized in that further include Oblique cone (8), oblique cone (8) are located at the outside of swash plate (4) and abut with swash plate (4);
Or, in the direct An Yigen axis in swash plate (4) center.
CN201811140803.1A 2018-09-28 2018-09-28 High-pressure large-flow variable vane pump Active CN109441800B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811140803.1A CN109441800B (en) 2018-09-28 2018-09-28 High-pressure large-flow variable vane pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811140803.1A CN109441800B (en) 2018-09-28 2018-09-28 High-pressure large-flow variable vane pump

Publications (2)

Publication Number Publication Date
CN109441800A true CN109441800A (en) 2019-03-08
CN109441800B CN109441800B (en) 2020-06-23

Family

ID=65544591

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201811140803.1A Active CN109441800B (en) 2018-09-28 2018-09-28 High-pressure large-flow variable vane pump

Country Status (1)

Country Link
CN (1) CN109441800B (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2555140A1 (en) * 1974-12-16 1976-07-01 John Humen FLOTATION CHAMBER MACHINE
GB2009852A (en) * 1977-12-08 1979-06-20 Rovac Corp Rotary positive-displacement fluid-machines
CN1637233A (en) * 2003-12-23 2005-07-13 赫伯特·许特林 Pivoting piston engine
CN101605995A (en) * 2007-04-10 2009-12-16 博格华纳公司 The variable-displacement dual vane pump
CN103670902A (en) * 2013-12-16 2014-03-26 浙江大学 Vane type hydraulic motor

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2555140A1 (en) * 1974-12-16 1976-07-01 John Humen FLOTATION CHAMBER MACHINE
GB2009852A (en) * 1977-12-08 1979-06-20 Rovac Corp Rotary positive-displacement fluid-machines
CN1637233A (en) * 2003-12-23 2005-07-13 赫伯特·许特林 Pivoting piston engine
CN101605995A (en) * 2007-04-10 2009-12-16 博格华纳公司 The variable-displacement dual vane pump
CN103670902A (en) * 2013-12-16 2014-03-26 浙江大学 Vane type hydraulic motor

Also Published As

Publication number Publication date
CN109441800B (en) 2020-06-23

Similar Documents

Publication Publication Date Title
JP5265705B2 (en) Rotary compressor
US2101051A (en) Rotary fluid displacement device
CA2654579A1 (en) Positive-displacement rotary machine
US10087758B2 (en) Rotary machine
US3838954A (en) Rotary pump with oscillating vanes
US4938670A (en) Rotary fluid machine
CN109441800A (en) High-pressure high-flow variable vane pump
CN109185125A (en) High-performance variable Pump with multiple vane
CN109236639A (en) High-pressure high-flow Pump with multiple vane
CN109538409A (en) A kind of high-performance blade hydraulic motor
CN109538408A (en) High speed large torque sliding-vane motor
CN109441710A (en) High-performance multiple-blade motor
CN109538467A (en) High-performance variable vane pump
CN109538468A (en) Double-function variable vane pump
CN109469610A (en) High-performance multiple-blade pump
CN109538466A (en) High pressure Pump with multiple vane
CN109538469A (en) Double acting Pump with multiple vane
CN109236640A (en) High-performance blade hydraulic pump
CN109185040A (en) A kind of high-performance multiple-blade hydraulic motor
CN108194357B (en) A kind of sliding-vane compressor that cylinder is rotated with rotor
CN109538406A (en) High-performance multiple-blade hydraulic motor
CN109538410A (en) High speed large torque multiple-blade motor
CN109538407A (en) A kind of high-performance large torque multiple-blade motor
CN109538405A (en) High-performance large torque Multiple-blade hydraulic motor
CN109185039A (en) A kind of high-performance multiple-blade motor

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant