CN206360884U

CN206360884U - Built-in crank type vane pump

Info

Publication number: CN206360884U
Application number: CN201620918217.5U
Authority: CN
Inventors: 王德忠
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-08-23
Filing date: 2016-08-23
Publication date: 2017-07-28
Anticipated expiration: 2026-08-23

Abstract

The utility model provides a kind of new built-in crank type vane pump, it is mainly characterized by, stator is a cylinder, it is integrated with pump case, mover is the cylinder being enclosed in stator, the left end cap and right end cap of stator and mover, stator and the cylinder axis parallel of mover two are respectively mounted in stator axial line left and right ends, but it is not coaxial；The bent axle part of bent axle is enclosed in the cylinder of mover, therebetween a bearing is respectively set respectively along axial line or so, the axial line of the bent axle part of bent axle is overlapped with the axial line of mover cylinder, and the axial line of the main shaft portion of bent axle is overlapped with the axial line of stator cylinder body；Its advantage is that a kind of stator is motionless, mover only does that two coordinates are periodically mobile under the driving of built-in bent axle, and only radially periodically flexible and axial cyclic is swung blade, and related elements abrasion is small, and the service life of pump is long.The sealing of the volume space of pump can bring up to the level of piston type hydraulic pumps.

Description

Built-in crank type vane pump

Technical field

The utility model is related to a kind of vane pump, particularly a kind of built-in crank type vane pump.

Background technology

At present, the blade of vane pump is when with mover coaxial rotating, the inner side that the outward flange of blade must be with cartridge type stator Wall is in close contact as far as possible, and overall process is slided on madial wall, this to slide, and blade outward flange and stator inner wall is produced mill Damage；Meanwhile, blade two ends are in close contact with the two end cap inwall of pump respectively, the blade of vane pump when with mover coaxial rotating, Blade two ends are whole on pump end cap inwall to be slided, and the two ends of blade and end cap inwall produce abrasion.Above-mentioned two classes abrasion, reduction Pump service life, the volume space bad sealing of pump, the output pressure of pump is difficult to improve, and performance is unstable.

The content of the invention

The utility model is, for not enough present in above-mentioned technology, to submit a kind of built-in crank type vane pump；It is a kind of The rotor of former vane pump is changed to mover, i.e., former rotor is not rotated, and does the periodically shifting of two coordinates by built-in bent axle driving mover Dynamic vane pump.The sealing of the volume space of pump can bring up to the level of piston type hydraulic pumps, the output liquid of pump Pressure ratio traditional blades pump improves more than 10 times, and the service life of pump is significantly improved than the vane pump of current technology.

What the purpose of this utility model was realized in：Stator, mover, telescopic blade, blade including pump are with determining The end at articulated mounting, stator and mover two ends that articulated mounting, blade and the mover of sub- madial wall connection are connected and radially slided Lid, total end cap of device, the input of medium and output-controlling device, bent axle and supporting bearing and sealing device, the housing of pump, Fastener, torque input end.

It is characterized in that：Stator is a cylinder, and it is integrated with pump case, and mover is the cylinder being enclosed in stator Body, the left end cap and right end cap of stator and mover, stator and the cylinder of mover two are respectively mounted in stator axial line left and right ends Axis parallel, but it is not coaxial；The bent axle part of bent axle is enclosed in the cylinder of mover, therebetween along axial line or so respectively A bearing is respectively set, the axial line of the bent axle part of bent axle is overlapped with the axial line of mover cylinder, the axle of the main shaft portion of bent axle Heart line is overlapped with the axial line of stator cylinder body；One medium input control valve of laminating, stator right end cap on the outside of stator left end cap One medium output control valve of outside laminating, medium input and two control valves of output and the main shaft portion of bent axle are rigidly connected；Pump Housing left and right ends be respectively mounted left and right two total end caps of the pump housing, the main shaft portion and self-contained bearing and sealing dress of bent axle Put, rely on left and right two total end caps of pump case to install, total input port of medium, pump case are set on the total end cap in a left side of pump case Total delivery outlet of medium is set on the total end cap in the right side of body；On the basis of the plane determined by stator and the axial line of mover two, first with stator Axial line centered on, take turns doing stator circumference decile 4,6,8,10 or 12 equidistant points, above-mentioned each equidistant point difference Be crossed to form with stator madial wall 4,6,8,10 or 12 straight lines, above-mentioned 4,6,8,10 or 12 linear positions, respectively according to It is secondary set 4,6,8,10 or 12 blades, each blade respectively by 4,6,8,10 or 12 articulated mountings and stator madial wall be upper State and be respectively articulated with each intersecting straight lines；Again centered on the axial line of mover, take turns doing mover circumference equal dividing 4,6,8,10 or 12 equidistant points, using mover axial line as axial line, with two more than the inside and outside radius sum of mover cylinder/be less than in the lump Mover cylinder outer radius is radius, does cylinder, the face of cylinder is with above-mentioned 4,6,8,10 or 12 equidistant points form 4 respectively, 6th, 8,10 or 12 intersecting straight lines, respectively using above-mentioned 4,6,8,10 or 12 intersecting straight lines as axial line, the cylindrical radius with it is dynamic The difference of sub- lateral wall cylindrical radius is radius, opens 4 on mover, 6,8,10 or 12 cylindrical holes, and respectively in above-mentioned cylinder Respectively set in shape hole together footpath with high 4,6,8,10 or 12 cylindrical axis bodies, the axis body can be respectively in each hole with each axial line Rotated for axle, a groove by the axis body axial line is respectively opened on each axis body, well width is identical with vane thickness, the depth of groove Degree is more than the radius of the cylindrical axis body, and blade is respectively provided in the groove of each axis body；On left and right two end caps of stator, press Angle respectively set respectively 4,6,8,10 or 12 arcuate apertures, each hole on left end cap is medium input channel, right side end cap On each hole be medium output channel；And respectively set 4 respectively by degree angle, 6,8,10 or 12 cylindrical holes, each hole is respectively The positioning hole of each jointed shaft of stator；The control valve of input and output two of medium is identical, is pasted respectively with the left and right external face of stator Close, set by axial line of the spindle centerline of bent axle, the control valve of left and right two is pressed axial phase difference 180 degree and installed, and left side is to be situated between Matter input control valve, right side is medium output control valve；Left total between the end cap and stator left end cap and pump case right side of pump case is total The two spaces formed respectively between end cap and stator right end cap are the excessive input-output spaces of medium, and left side is medium input Excessive space, right side is that medium exports excessive space；Bent axle right-hand member is torque input end.

The beneficial effects of the utility model are,

Existing vane pump is improved, during operating, the stator of pump is motionless, the mover of pump only does two under the driving of built-in bent axle Coordinate is periodically mobile, and blade is only radially periodically flexible and around vane hinge axial line periodic wobble, related elements abrasion Small, the service life of pump is long, and pump volume space sealing can reach the level of plunger pump, and the pressure of its output liquid is than tradition Vane pump improve more than 10 times, the upgrading of vane pump can be promoted.The utility model inputs highly pressurised liquid, built in mover Bent axle is rotatable, and can be changed to novel hydraulic motor.

Brief description of the drawings

Fig. 1 is structural representation of the present utility model.

Embodiment

Embodiment 1

Inventive embodiments are described further below in conjunction with the accompanying drawings, this figure is made up of a left side 1, a left side 2, a left side 3, left 4 four parts, Four parts are related overall.The present embodiment is crank type vane pump.

As shown in Figure 1：Stator 4 is a cylinder, and it is integrated with pump case, and mover 23 is the circle being enclosed in stator Cylinder, the left end cap 6 and right end cap 7 of stator and mover are respectively mounted in stator axial line left and right ends, and stator is justified with mover two Cylinder axis parallel, but it is not coaxial；The bent axle part of bent axle 2 is enclosed in mover cylinder, therebetween along axial line or so Bearing 26 and 27 is set respectively, and the axial line of the bent axle part of bent axle is overlapped with the axial line of mover cylinder, the main shaft part of bent axle The axial line divided is overlapped with the axial line of stator cylinder body；One medium input control valve 5 of laminating, stator on the outside of stator left end cap The main shaft portion rigidity of one medium output control valve 8 of laminating on the outside of right end cap, two control valves of medium input and output and bent axle Connection；The housing left and right ends of pump are respectively mounted the total end cap 3 and 9 in left and right two of the pump housing, the main shaft portion of bent axle and supporting axle Hold and sealing device 1 and 29, rely on the total end cap in left and right two of pump case to install, Jie is set on the total end cap in left and right two of pump case Total input port 25 of matter and total delivery outlet 28；Fig. 1 left several part 2s are the utility model schematic cross-sectional views, with above-mentioned fixed On the basis of the plane that son is determined with the axial line of mover two, first centered on the axial line of stator, the decile of stator circumference 6 is taken turns doing 6 equidistant points, 6 straight lines that above-mentioned each equidistant point is crossed to form with stator madial wall respectively, in above-mentioned 6 straight lines position Put, set gradually 6 blades 14,11,31,34,37,24 respectively, each blade respectively by 6 articulated mountings 15,10,30,35, 38th, 17 it is hinged with stator madial wall at above-mentioned intersecting straight lines；Again centered on the axial line of mover, mover circumference 6 is taken turns doing 6 equidistant points of decile, using mover axial line as axial line, with 1/2nd more than outer radius sum in mover cylinder And be radius less than mover cylinder outer radius, do cylinder.Intersect directly for six with the formation of above-mentioned six equidistant points on the face of cylinder Line, respectively using above-mentioned six intersecting straight lines as axial line, the difference of the cylindrical radius and mover lateral wall cylindrical radius is radius, Open six cylindrical holes on mover respectively, and respectively set in above-mentioned cylindrical hole respectively together footpath with high cylindrical axis body 13, 12nd, 32,33,36,16, the axis body can be rotated in each hole by axle of each axial line respectively, and one is respectively opened on each axis body and is led to The groove of the axis body axial line is crossed, well width is identical with vane thickness, the depth of groove is more than the radius of the cylindrical axis body, blade point In the groove for not being located at each axis body；Fig. 1 left several third portions are the axial schematic diagrames of left and right two end caps of stator, respectively on a left side In right two end cap, by six arcuate apertures 19,39,41,43,45,21 of respectively 60 degree settings, each Kong Jun is the input and output of medium Passage, left side end cap is medium input channel, and right side end cap is medium output channel, and is covered respectively in left and right ends, by 60 Six cylindrical holes 20,18,40,42,44,22 of setting are divided equally at degree angle, and each hole is the positioning of each jointed shaft of stator vane respectively Hole；Fig. 1 part of left number the 4th is the axial schematic diagram with the rigidly connected medium input and output control valve of bent axle, and left and right two is controlled Valve processed is identical, is fitted respectively with stator or so external face, is set by axial line of the spindle centerline of bent axle, two controls Valve is pressed axial phase difference 180 degree and installed, and left side is medium input control valve, and right side is medium output control valve；Pump case is left total Between end cap and stator left end cap and the right total two spaces that are formed between end cap and stator right end cap of pump case are the mistakes of medium Input-output space is spent, left side is that medium inputs excessive space, and right side is that medium exports excessive space；Bent axle right-hand member is that moment of torsion is defeated Enter end.The stator inner wall of pump and the mover outer wall or hexagon of pump.

The utility model crank type vane pump is displacement pump, and the Basic volume space of its transmission medium is that the cylindrical shape of pump is moved The sky closed on the outside of the external cylindrical surface of son and on the inside of the inner cylinder face inner side of cylindrical stator of pump and the end cap at stator two ends Between, the space is divided into six relatively independent monomer closing spaces by adjacent each blade.

When the utility model is run, because the effect bent axle of input torque is rotated clockwise by axle center of spindle centerline, lead to The mover that bearing is crossed installed in the pump of the bent axle part of bent axle is not rotated because of the rotation of the bent axle part of bent axle, and because of bent axle The movement of bent axle part and carry out two coordinates periodicity movement, have blade connection between the stator of pump and the mover of pump, stator Motionless, each blade stretches in the groove periodically of the axis body in each hole of mover, and is swung around vane hinge axial period, The composite periodicity motion of this mover and blade so that each specific closing of relatively above-mentioned six closing spaces of bent axle is empty Between per three-sixth turn, once, the corresponding closing space volume of preceding 180 degree increases, suction for the volume increase and decrease of corresponding monomer closing space Medium, the corresponding closing space volume of rear 180 degree subtracts, and discharges medium；Each 60 degree of monomer closing space phase potential difference, this volume Increase and decrease and medium suction circulates progress for 60 degree successively with discharge by phase difference；Medium input control valve and medium are defeated during crank rotation Go out control valve synchronous axial system, it is ensured that each related unit volume space medium input port for increasing state in volume is opened, medium Delivery outlet is closed, the suction of input medium of the medium by the left side of pump excessive space, while ensureing each related to subtract shape in volume The medium delivery outlet in the unit volume space of state is opened, and medium input port is closed, and medium is output to the medium output on the right side of pump Excessive space；Bent axle is continuously rotated, and medium is continuously sucked by total input port of medium, and medium is continuously by total delivery outlet of medium Output.

Claims

1. a kind of built-in crank type vane pump, includes stator, telescopic blade, blade and the hinge of stator madial wall connection of pump Articulated mounting that connection device, blade and mover are connected and radially slided, the end cap of stator and mover two ends, total end cap, medium Input and output-controlling device, bent axle and supporting bearing and sealing device, the housing of pump, fastener, torque input end, it is special Levying is, stator is a cylinder, and it is integrated with pump case, and mover is the cylinder being enclosed in stator, in stator axle center Line left and right ends are respectively mounted the left end cap and right end cap of stator and mover, stator and the cylinder axis parallel of mover two, but It is not coaxial；The bent axle part of bent axle is enclosed in the cylinder of mover, respectively sets a bearing respectively along axial line or so therebetween, bent The axial line of the bent axle part of axle is overlapped with the axial line of mover cylinder, the axial line and stator cylinder of the main shaft portion of bent axle The axial line of body is overlapped；One Jie of laminating on the outside of one medium input control valve of laminating, stator right end cap on the outside of stator left end cap Matter output control valve, medium input and the main shaft portion of two control valves of output and bent axle are rigidly connected；The housing left and right ends of pump Left and right two total end caps of the pump housing are respectively mounted, the main shaft portion and self-contained bearing and sealing device of bent axle rely on pump case Left and right two total end caps are installed, and are set on the total end cap in a left side of pump case and are set Jie on total input port of medium, the total end cap in the right side of pump case Total delivery outlet of matter；On the basis of the plane determined by stator and the axial line of mover two, first centered on the axial line of stator, successively Do stator circumference decile 4,6,8,10 or 12 equidistant points, above-mentioned each equidistant point is crossed to form with stator madial wall respectively 4,6,8,10 or 12 straight lines, above-mentioned 4,6,8,10 or 12 linear positions, set gradually 4 respectively, 6,8,10 or 12 Blade, each blade respectively by 4,6,8,10 or 12 articulated mountings and stator madial wall cut with scissors respectively at above-mentioned each intersecting straight lines Connect；Again centered on the axial line of mover, take turns doing mover circumference equal dividing 4,6,8,10 or 12 equidistant points, with mover axle Heart line is axial line, is less than mover cylinder outer radius using two more than the inside and outside radius sum of mover cylinder/in the lump for partly Footpath, does cylinder, and the face of cylinder is with above-mentioned 4,6,8,10 or 12 equidistant points form 4 respectively, 6,8,10 or 12 intersecting straight lines, Respectively using above-mentioned 4,6,8,10 or 12 intersecting straight lines as axial line, the difference of the cylindrical radius and mover lateral wall cylindrical radius For radius, open 4 on mover, 6,8,10 or 12 cylindrical holes, and respectively set in above-mentioned cylindrical hole respectively together footpath with high 4,6,8,10 or 12 cylindrical axis bodies, axis body rotates in each hole by axle of each axial line respectively, on each axis body respectively A groove by the axis body axial line is opened, well width is identical with vane thickness, the depth of groove is more than the half of the cylindrical axis body Footpath, blade is respectively provided in the groove of each axis body；On left and right two end caps of stator, angularly divide equally set respectively 4,6, 8th, each hole on 10 or 12 arcuate apertures, left end cap is medium input channel, and each hole that right-hand end is covered is medium output channel； And respectively set 4 respectively by degree angle, 6,8,10 or 12 cylindrical holes, each hole is the positioning hole of each jointed shaft of stator respectively； The control valve of input and output two of medium is identical, is fitted respectively with the left and right external face of stator, using the spindle centerline of bent axle as Axial line is set, and the control valve of left and right two is pressed axial phase difference 180 degree and installed, and left side is medium input control valve, and right side is medium Output control valve；Always distinguish between end cap and stator right end cap on left total between the end cap and stator left end cap and pump case right side of pump case The two spaces of formation are the excessive input-output spaces of medium, and left side is that medium inputs excessive space, and right side is medium output Excessive space；Bent axle right-hand member is torque input end.