CN207377751U - A kind of variable displacement mouse-cage type mechanical electronic hydraulic integrated power device - Google Patents
A kind of variable displacement mouse-cage type mechanical electronic hydraulic integrated power device Download PDFInfo
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- CN207377751U CN207377751U CN201721327512.4U CN201721327512U CN207377751U CN 207377751 U CN207377751 U CN 207377751U CN 201721327512 U CN201721327512 U CN 201721327512U CN 207377751 U CN207377751 U CN 207377751U
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Abstract
The utility model is related to energy conversion device technical fields, and in particular to a kind of variable displacement mouse-cage type mechanical electronic hydraulic integrated power device.Including housing, housing is cylindrical, and the pump housing is provided on the left of housing, and right side is provided with the variable pump housing；The utility model integrates the structural principle and functional characteristics of squirrel-cage motor and axial variable displacement plunger pump, rotor is fixed on outer wall of cylinder block, stator core is fixed on inner walls with stator winding, when leading to three-phase alternating current to stator coil, stator winding forms rotating excitation field under the action of AC power, magneticaction between magnetic pole makes rotor be rotated around transmission shaft, and plunger is driven to work, and realizes the coupling of three kinds of power of mechanical electronic hydraulic.The variable displacement mouse-cage type mechanical electronic hydraulic integrated power device of the utility model realize electric energy to the mutually converting of the conversion of mechanical energy and hydraulic energy, hydraulic energy and mechanical energy, electric energy and mechanical energy are converted into hydraulic energy, electric energy and hydraulic energy and are converted into mechanical energy simultaneously simultaneously, discharge capacity is variable, it is compact-sized, energy conversion rate is high, application demand and industrialization prospect are wide.
Description
Technical field
The utility model is related to energy conversion device technical fields, and in particular to a kind of variable displacement mouse-cage type mechanical electronic hydraulic integrates
Power set.
Background technology
Variable cam-type axial piston pump, light-weight due to small, hydraulic servo stroking mechanism is simple, and inertia is small, therefore
It is more suitable for mobile equipment with automatic control system as hydraulic power supply.Variable cam-type axial piston pump is Modern hydraulic
Widely used dynamical element in transmission system is moved back and forth in plunger hole using the plunger parallel with transmission shaft, makes plunger cavity
Volume changes output hydraulic pressure, and the various control modes such as constant pressure, constant current and invariable power are neatly realized using stroking mechanism, become liquid
The important motivity source of dynamical element and executive component in pressure system.But the power resources of axial plunger pump must rely on the external world
The input of element, most common power source are exactly motor, are consequently formed motor-plunger pump system.
Above-mentioned energy combined system can only convert electrical energy into fluid pressure energy, while motor-plunger pump system structure
Loosely, volume is big, and mass-power ratio is small, and the mechanical loss of conventional motors and shaft coupling is big and noise is big, energy conversion efficiency
Low, system production cost is high, seriously polluted with operating cost.
The protected type electric-motor pump of axial alignment, electro-hydraulic pump of height fusion type etc. can overcome the disadvantage of aforementioned system
Motor and hydraulic pump are combined into one, co-rotor, altogether housing, the novel hydraulic power unit of height fusion, the text of this respect by end
It offers and patent also very abundant.But they all cannot simultaneously output mechanical energy and hydraulic energy, it is impossible to realize mechanical energy and hydraulic energy
Between mutually convert, do not possess the electrically driven (operated) function of hydraulic energy power-assisted.
Utility model content
Or the purpose of the utility model is to overcome power set function in the prior art it is single or loosely organized,
The drawbacks of volume is big, energy conversion efficiency is low provides a kind of variable displacement mouse-cage type mechanical electronic hydraulic integrated power device, the utility model
The structural principle and functional characteristics of integrated squirrel-cage motor and axial variable displacement plunger pump, outer wall of cylinder block is fixed on by rotor, fixed
Sub- iron core is fixed on inner walls with stator winding, and when leading to three-phase alternating current to stator coil, stator winding is in AC power
Form rotating excitation field under effect, the magneticaction between magnetic pole makes rotor be rotated around transmission shaft, and plunger is driven to work, and realizes electromechanical
The coupling of three kinds of power of liquid.
To achieve these goals, the utility model adopts the following technical solution：A kind of variable displacement mouse-cage type mechanical electronic hydraulic collection
Into power set, including housing, housing is cylindrical, and the pump housing is provided on the left of housing, and right side is provided with the variable pump housing；
It is fixed with valve plate on the right of the pump housing, is set on valve plate there are two oil-distribution port, oil circuit is provided in the pump housing
With lower oil circuit, upper oil circuit and lower oil circuit are connected respectively with two oil-distribution ports of valve plate；Cylinder is provided on the right side of valve plate
Body, cylinder body are integrally in the form of a column revolving body, and the left side of cylinder body is in contact with valve plate, and can be relatively sliding compared with valve plate
It is dynamic, multiple plunger holes are provided in cylinder body, plunger hole is uniformly distributed around the axis of rotation of cylinder body, is provided on the left of plunger hole
The right side of oil-through-hole, oil-through-hole connection plunger hole and valve plate, the left end of plunger are arranged in plunger hole, and right end is bulb,
The bulb of plunger is connected to form plunger-slippery boots assembly with piston shoes by flexural pivot, and swash plate, the right side of piston shoes are provided on the right side of piston shoes
It is in contact, and can be rotated relative to swash plate with the left surface of swash plate, return plate is pressed on the left of piston shoes, is set at the center of return plate
There is ball-and-socket, the right side of steel ball is engaged in ball-and-socket；
Lateral aperture there are two coaxial line is set in variable pump body lumen wall, and the axis of lateral aperture is by the center of steel ball, tiltedly
Two support shafts of disk are arranged in lateral aperture；It is also set up in variable pump body lumen wall there are two the upper hole of coaxial line and lower opening, on
Variable piston is provided between hole and lower opening, the both ends up and down of variable piston are cylinder, are matched respectively with upper hole and lower opening
It closes, and can be moved up and down along hole, aperture is provided in the middle part of variable piston, swash plate right side is provided with protruding pin, and protruding pin is inserted in
In the aperture at the middle part of variable piston；
The through hole coaxial with housing is provided at the center of the pump housing, the left end of transmission shaft reaches the outer of through hole through through hole
Portion is coupled with load or power set, external splines is provided on the surface of right end, internal spline is provided at the axis of rotation of cylinder body
Hole, the external splines on transmission shaft are engaged with the internal splined hole of cylinder body, cylinder body can be driven to rotate synchronously；The right end of transmission shaft is set
One section of endoporus is equipped with, is sleeved in a set of cups, is equipped in the vestibule that a set of cups is surrounded with spring base equipped with a set of cups, spring base left part in hole
Spring, spring have compressive deformation, and the right side of spring base is provided with ball-and-socket, wherein being engaged with the left side of steel ball；
Uniformly fixed there are three stator core on the inner wall of housing, stator core periphery is wound with stator winding, is covered on cylinder body
Equipped with mouse cage caliper, several cage type conductors are provided on the outside of mouse cage caliper, several cage type conductors are returned parallel to cylinder body
Shaft axis are set, and are insulated between mouse cage caliper and cage type conductor；It connects between three stator winding, lead end is picked out between winding
Sub- U, V, W, the external three-phase alternating voltage of lead terminal U, V, W.
Further, the transmission shaft is multi-diameter shaft, and the left end of the pump housing through hole is bearing saddle bore, inside bearing saddle bore
It is sequentially installed with self-aligning ball bearing and cylinder roller bearing from left to right, pump housing right end is provided with bearing (ball) cover, in bearing (ball) cover
Between be provided with circular hole, the left end of transmission shaft sequentially passes through cylinder roller bearing, self-aligning ball bearing, bearing (ball) cover and reaches outside the pump housing；
The right end of bearing (ball) cover is provided with a chime rings and coordinates with bearing saddle bore, and is contacted with the outer shroud of self-aligning ball bearing, protrusion circle
The inside of ring is embedded with oil seal without framework circle, and the outer surface of chime rings is provided with seal groove, sealing is provided in seal groove
Circle；Hole set is provided between cylinder roller bearing and the outer ring of self-aligning ball bearing, axle sleeve is provided between inner ring；It is set on transmission shaft
Circlip slot is equipped with, the axis of circlip for shaft, the self-aligning ball bearing inner ring left side and transmission shaft is provided in circlip slot
Shoulder grafting touches, and is in contact on the right of cylinder roller bearing inner ring with circlip for shaft.
Further, the pump housing is fixedly connected with valve plate by straight pin, the end face that the pump housing and valve plate are in contact
Correspondence position be respectively arranged with cylinder pin hole, one end of straight pin is located in the cylinder pin hole of the pump housing, and the other end is located at flow
In the cylinder pin hole of disk.
Further, the inner walls right end is provided with bearing saddle bore, and the right end flange sleeve of cylinder body whether there is inner ring cylinder
Roller bearing, the outer ring of cylindrical roller bearing without inner ring are arranged in the bearing saddle bore of inner walls right end, a left side for the variable pump housing
While be provided with prominent annulus, prominent annulus is arranged in the bearing saddle bore of housing right end, and with cylindrical roller bearing without inner ring
Outer ring is in contact.
Further, the lateral aperture is embedded with swash plate bearing shell, the inner wall of swash plate bearing shell and two support shaft clearances of swash plate
Cooperation, a support shaft of swash plate reach that variable pump is external, and in swash plate bearing shell, end is set another support shaft from swash plate bearing shell
Sealing cover is equipped with, sealing cover is in the hole of the variable pump housing.
Further, the lower end boss of the upper hole and upper flange coordinates, and lower flange is provided in lower opening, upper flange is under
Equipped with variable piston in vestibule between flange, return spring, return spring upper end are provided between variable piston and upper flange
The bottom surface of upper flange boss is withstood on, lower end is in the annular groove on variable piston；Threaded hole, screw thread are provided among upper flange
Caging bolt is provided in hole, control oil-in, external hydraulic variable flow control system are provided on lower flange.
Further, the oil-through-hole is returned to the distance of cylinder body axis of rotation with the oil-distribution port on valve plate to cylinder body
The distance of shaft axis is consistent, and the width on valve plate between two oil-distribution ports is more than the diameter of oil-through-hole.
Further, several hole slots are provided on the lateral surface of the cage type caliper, cage type conductor are provided in hole slot,
Cage type conductor is connected firmly in hole slot or is interference fitted with hole slot.
Further, the plunger hole is at least 6.
Further, stator core plates made of permeability magnetic material are formed by stacking, and the inner wall of stator core is
Arc-shaped, the inner wall and cylinder body of arc-shaped are coaxial.
The variable displacement mouse-cage type mechanical electronic hydraulic integrated power device of the utility model realizes electric energy to mechanical energy and hydraulic energy
Conversion, the mutually converting of hydraulic energy and mechanical energy, electric energy and mechanical energy are converted into hydraulic energy, electric energy and hydraulic energy simultaneously simultaneously
Mechanical energy is converted into, discharge capacity is variable, compact-sized, energy conversion rate is high, and application demand and industrialization prospect are wide.
Description of the drawings
Fig. 1 is the front view after the variable displacement mouse-cage type mechanical electronic hydraulic integrated power device of the utility model is splitted；
Fig. 2 is the left view after the variable displacement mouse-cage type mechanical electronic hydraulic integrated power device of the utility model is splitted；
Fig. 3 is that the variable displacement mouse-cage type mechanical electronic hydraulic integrated power device tilting frame assembly of the utility model fixes figure；
In above-mentioned figure：1- oil seal without framework circles；2- bearing (ball) covers；3- self-aligning ball bearings；4- holes cover；5- cylindrical roller axis
It holds；Oil circuit under 6-；7- valve plates；8- mouse cage calipers；9- cage modle conductors；10- cylinder bodies；11- plungers；12- axle sleeves；13- springs；
14- controls oil-in；15- lower flanges；16- steel balls；The 17- variable pump housings；18- swash plates；19- return plates；20- piston shoes；21- variables
Piston；22- return springs；23- upper flanges；24- caging bolts；25- spring bases；26- a set of cups；27- is without inner ring cylindrical roller axis
It holds；28- housings；29- stator cores；30- stator winding；31- straight pins；The upper oil circuits of 32-；33- circlip for shaft；34- is pumped
Body；35- sealing rings；36- bolts；37- transmission shafts；38- swash plate bearing shells；39- sealing covers.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, is further elaborated the utility model.It should be appreciated that specific embodiment described herein is only explaining this
Utility model is not used to limit the utility model.
As shown in Figure 1, the variable displacement mouse-cage type mechanical electronic hydraulic integrated power device of the utility model, including housing 28, housing
28 is cylindrical, and the left side of housing 28 is provided with the pump housing 34, and the two can be tightened together by bolt or other connectors.Pump
The right of body 34 is fixed with valve plate 7, and the pump housing 34 is fixedly connected with valve plate 7 by straight pin 31, the pump housing 34 and flow
The correspondence position for the end face that disk 7 is in contact is respectively arranged with cylinder pin hole, and one end of straight pin 31 is located at the straight pin of the pump housing 34
In hole, the other end is located in the cylinder pin hole of valve plate 7.It is set on valve plate 7 there are two fan-like pattern oil-distribution port, in the pump housing 34
Oil circuit 32 and lower oil circuit 6 are provided with, upper oil circuit 32 and lower oil circuit 6 are connected respectively with two oil-distribution ports of valve plate 7；Match somebody with somebody
The right side of flow table 7 is provided with cylinder body 10, and cylinder body 10 is whole to be in the form of a column revolving body, and the left side of cylinder body 10 is in contact with valve plate 7,
And it can be slided compared with valve plate 7 is opposite, at least six plunger hole is provided in cylinder body 10, plunger hole is returned around cylinder body 10
Shaft axis are circumferentially uniformly distributed, and the right end of oil-through-hole, oil-through-hole connection plunger hole and valve plate 7 is provided on the left of plunger hole
Face, the distance of the oil-through-hole to 10 axis of rotation of cylinder body, with the oil-distribution port on valve plate 7 to 10 axis of rotation of cylinder body away from
From consistent, the width on valve plate 7 between two oil-distribution ports is more than the diameter of oil-through-hole.Two kidney-shaped flows of valve plate 7
Window communicates respectively with the upper oil circuit 32 of support system, lower oil circuit 6, and when being oil entered window for one, another is oil extraction window
Mouthful.Width between two oil-distribution ports should be greater than the oil-through-hole diameter on the right of plunger hole, connect to prevent upper oil circuit 32, lower oil circuit 6
It is logical.The left end of plunger 11 is arranged in plunger hole, and plunger 11 coordinates with plunger hole small―gap suture, and the plunger hole on 11 left side of plunger becomes
Pump chamber.The right end of plunger 11 is bulb, and the bulb of plunger 11 is connected to form plunger-slippery boots assembly with piston shoes 20 by flexural pivot, sliding
The right side of boots 20 is provided with swash plate 18, and the right side of piston shoes 20 is in contact with the left surface of swash plate 18, and can be rotated relative to swash plate 18,
The left side of piston shoes 20 is pressed with return plate 19, and ball-and-socket is provided at the center of return plate 19, and the right side of steel ball 16 is engaged on ball-and-socket
Interior, return plate 19 is pressed against by steel ball 16 on the cascaded surface of piston shoes 20, is begun when plunger-slippery boots assembly is made to be rotated with cylinder body 10
It is contacted eventually with 18 top surface of swash plate.
The right side of housing 28 is provided with the variable pump housing 17, and the 28 inner wall right end of housing is provided with bearing saddle bore, cylinder body 10
Right end flange sleeve have cylindrical roller bearing without inner ring 27, the outer ring of cylindrical roller bearing without inner ring 27 is arranged on 28 inner wall of housing
In the bearing saddle bore of right end, the left side of the variable pump housing 17 is provided with prominent annulus, and prominent annulus is arranged on the axis of 28 right end of housing
It in bearing hole, and is in contact with the outer ring of cylindrical roller bearing without inner ring 27, limitation outer ring moves right.
Lateral aperture there are two coaxial line is set in 17 cavity wall of the variable pump housing, and the axis of lateral aperture passes through in steel ball 16
The heart, two support shafts of swash plate 18 are arranged in lateral aperture.The lateral aperture is embedded with swash plate bearing shell 38, swash plate bearing shell 38 it is interior
Two support shaft small―gap sutures of wall and swash plate 18 coordinate, and a support shaft of swash plate 18 reaches the variable pump housing 17 from swash plate bearing shell 38
Outside, for Digital motor parameter driven, for another support shaft in swash plate bearing shell 38, end set has sealing cover 39, sealing cover
39 in the hole of the variable pump housing 17, prevent lubricating oil from leaking outside.Coaxial line is upper there are two being also set up in 17 cavity wall of the variable pump housing
Hole and lower opening, the upper hole and the lower end boss of upper flange 23 coordinate, and lower flange 15, upper flange 23 and laxative remedy are provided in lower opening
Equipped with variable piston 21 in vestibule between orchid 15, the both ends up and down of variable piston 21 are cylinder, respectively with upper hole and lower opening
It is engaged, and can be moved up and down along hole, return spring 22, return spring 22 are provided between variable piston 21 and upper flange 23
Upper end withstands on the bottom surface of 23 boss of upper flange, and lower end is in the annular groove on variable piston 21, to limit variable piston 21 not
It can move radially.Threaded hole is provided among upper flange 23, caging bolt 24 is provided in threaded hole, is lived to limit variable
21 stroke is filled in, control oil-in 14, external hydraulic variable flow control system are provided on lower flange 15.The middle part of variable piston 21
Aperture is provided with, 18 right side of swash plate is provided with protruding pin, and protruding pin is inserted in the aperture at the middle part of variable piston 21, when variable piston
21 when moving up and down, and protruding pin moves that swash plate 18 is driven to rotate around two support shafts with seam allowance, changes discharge capacity.18 upper surface of swash plate
It is contacted with piston shoes 20.The structure of the utility model variable system can also be other automatically controlled, hydraulic controls and Mechanical course form.
The through hole coaxial with housing 28 is provided at the center of the pump housing 34, the left end of transmission shaft 37 reaches through hole through through hole
Outside, the transmission shaft 37 is multi-diameter shaft, and the left end of 34 through hole of the pump housing is bearing saddle bore, inside bearing saddle bore from a left side to
The right side is sequentially installed with the self-aligning ball bearing 3 of mechanical energy conversion system and cylinder roller bearing 5, and 34 right end of the pump housing is provided with bearing end
Lid 2 is connected by bolt 36 with the pump housing 34, circular hole is provided among bearing (ball) cover 2, and the left end of transmission shaft 37 sequentially passes through cylinder
Roller bearing 5, self-aligning ball bearing 3, bearing (ball) cover 2 are reached outside the pump housing 34, are coupled with load or power set, are the defeated of mechanical energy
Enter or output terminal.37 left side of transmission shaft is supported in self-aligning ball bearing 3 and cylinder roller bearing 5, the inner ring with the two bearings
For transition or interference fit.Hole set 4 is provided between the outer ring of cylinder roller bearing 5 and self-aligning ball bearing 3 to separate and position, it is interior
Axle sleeve 12 is provided between circle to separate and position；The right end of bearing (ball) cover 2 is provided with a chime rings and coordinates with bearing saddle bore, and
It is contacted with the outer shroud of self-aligning ball bearing 3,3 outer shroud of self-aligning ball bearing, hole set 4,5 outer shroud of cylinder roller bearing is prevented to be moved to the left,
The inside of chime rings is embedded with oil seal without framework circle 1, prevents gap of the lubricating oil between bearing (ball) cover 2 and transmission shaft 37 from letting out
Leakage；The outer surface of chime rings is provided with seal groove, and sealing ring 35 is provided in seal groove, prevents lubricating oil from bearing end
It is leaked between lid 2 and the pump housing 34.Circlip slot is provided on transmission shaft 37, circlip for shaft is provided in circlip slot
33, the 3 inner ring left side of self-aligning ball bearing is contacted with the shaft shoulder of transmission shaft 37, is kept off on the right of 5 inner ring of cylinder roller bearing with axis elasticity
Circle 33 is in contact, because the clamped effect transmission shaft 37 of self-aligning ball bearing 3 can not can neither move right to the left.Transmission shaft 37
External splines is provided on the surface of right end, is provided with internal splined hole at the axis of rotation of cylinder body 10, the external splines on transmission shaft 37
It is engaged with the internal splined hole of cylinder body 10, cylinder body 10 can be driven to rotate synchronously；The right end of transmission shaft is provided with one section of endoporus, hole
Interior equipped with a set of cups 26,25 left part of spring base is sleeved in a set of cups 26, equipped with spring in the vestibule that a set of cups 26 is surrounded with spring base 25
13, spring 13 has compressive deformation, it is necessary to provide enough elastic force and ensure hydraulic energy transfer system worked well.The right side of spring base 25
End face is provided with ball-and-socket, wherein being engaged with the left side of steel ball 16.
Uniformly fixed there are three stator core 29 on the inner wall of housing 28, three stator cores 29 are in 28 inner cavity of housing circumferential direction
Uniformly distributed, angular interval is 120 degree.Stator core 29 is also known as pole shoe, is folded for plates made of the relatively good permeability magnetic material of magnetic permeability
It closes, to reduce current vortex heat；The inner wall of stator core 29 is arc-shaped, and the inner wall and cylinder body 10 of arc-shaped are coaxial, outside
Surface is connected firmly on the inner wall of the housing 28 of support system.29 periphery of stator core is wound with stator winding 30, is set on cylinder body 10
There is mouse cage caliper 8, several hole slots are provided on the lateral surface of the cage type caliper 8, cage type conductor 9, cage are provided in hole slot
Shape conductor 9 is connected firmly in hole slot or is interference fitted with hole slot, several cage type conductors 9 are set parallel to the axis of rotation of cylinder body 10
It puts, 9 structure of cage modle conductor is similar to the Structure of mover of squirrel-cage motor, in the hole slot of 8 outer cylinder of mouse cage caliper, cage modle
Conductor 9 is also known as " mouse cage ", insulate between cage modle conductor 9 and mouse cage caliper 8；Connect between three stator winding 30, winding it
Between pick out lead terminal U, V, W, the external three-phase alternating voltage of lead terminal U, V, W.
By said structure, the agent structure of the utility model can be divided into support system, variable system, mechanical energy and turn
Change system, hydraulic energy transfer system and electric energy conversion system.
Wherein, support system include oil seal without framework circle 1, bearing (ball) cover 2, the variable pump housing 17, housing 28, straight pin 31,
The structures such as the pump housing 34, sealing ring 35, bolt 36, upper oil circuit 32, lower oil circuit 6, swash plate bearing shell 38, sealing cover 39.The variable pump housing 17,
Housing 28, the pump housing 34 are main support and external member.
Wherein, variable system include control oil-in 14, lower flange 15, swash plate 18, variable piston 21, return spring 22,
The structural members such as upper flange 23, caging bolt 24.
Wherein, mechanical energy conversion system includes transmission shaft 37, self-aligning ball bearing 3, hole set 4, cylinder roller bearing 5, axle sleeve
12nd, the structural members such as circlip for shaft 33, spring 13, steel ball 16, spring base 25, a set of cups 26.
Wherein, hydraulic energy transfer system include valve plate 7, cylinder body 10, plunger 11, return plate 19, piston shoes 20, without inner ring justify
27 grade structural members of column roller bearing.
Wherein, electric energy conversion system includes stator core 29, stator winding 30, mouse cage caliper 8, cage modle conductor 9, lead end
The structures such as sub- U, lead terminal V, lead terminal W.
In the utility model, cleverly by mechanical energy conversion system, hydraulic energy transfer system and electric energy conversion system group
It is combined, the right end of the transmission shaft 37 of mechanical energy conversion system passes through in external splines and the cylinder body 10 of hydraulic energy transfer system
Splined hole is engaged, and the spring base 25 set in the right end endoporus of the transmission shaft 37 of mechanical energy conversion system turns with hydraulic energy
The steel ball 16 of change system is meshed, and the mouse cage caliper 8 of electric energy conversion system and cage type conductor 9 are arranged on hydraulic energy transfer system
The outside of the cylinder body 10 of system, and the plunger and the piston shoes of hydraulic energy transfer system set in the cylinder body 10 of hydraulic energy transfer system
20 is hinged, such ingenious setting so that and " you are among us and we are among you ", it is compact-sized, realize turn between different-energy
Change.
When swash plate 18 is vertical with 37 axis of transmission shaft, the hydraulic displacement of the utility model is zero, deviates the inclined of upright position
The hydraulic displacement of the bigger the utility model of digression is bigger.It is assumed that deflecting angle is just, then when being tilted to the left when swash plate 18 is tilted to the right
Deflecting angle is exactly negative value, vice versa it.The positive and negative flow direction for determining hydraulic oil of deflecting angle, it is assumed that deflecting angle is timing, on
32 oil inlet of oil circuit, lower oil circuit 6 are fuel-displaced, then deflecting angle for it is negative when, upper oil circuit 32 is fuel-displaced, lower 6 oil inlet of oil circuit, vice versa it.Partially
There are two types of methods for the adjustment of digression size and Orientation：First method is to control 14 external control oil circuit of oil-in, and hydraulic oil pushes away
Dynamic 21 uplink of variable piston, compression retracteding position spring 22, and swash plate 18 is driven to be rotated around two support shafts, deflecting angle size changes therewith
Become.When 21 upcoming contact of variable piston is to 24 bottom of caging bolt, deflecting angle reaches given threshold.The stroke of variable piston 21
It is adjusted by turning caging bolt 24；Second method is that swash plate 18 can be driven to reach 28 outside of housing with various Digital motors
Support shaft rotate, so as to adjust deflecting angle size and Orientation.
During utility model works, electric energy can be converted into mechanical energy or hydraulic energy, can be between hydraulic energy and mechanical energy
It mutually converting, electric energy and mechanical energy can be converted into hydraulic energy simultaneously, and electric energy and hydraulic energy can be converted into mechanical energy simultaneously, after
Two kinds of operating modes are combination and the derivative of first two operating mode.
As squirrel cage asynchronous motor when the utility model converts electrical energy into mechanical energy, at this time lead terminal U, V, W
External three-phase alternating voltage, stator winding 30 and stator core 29 generate the electromagnetic field of rotation, the production of 9 cutting magnetic line of cage modle conductor
Raw induced potential, and induced current is formed in cage modle conductor 9, so as to generate electromagnetic torque driving cage modle conductor 9, mouse cage caliper
8 and cylinder body 10 rotate synchronously, the speed discrepancy of circular electric-magnetic field rotary speed and cage modle conductor 9 is bigger, and electromagnetic torque is bigger.Cylinder body 10 is again
By spline transmission shaft 37 is driven to rotate synchronously external output mechanical energy, realize electric energy to mechanical transformation of energy.Plunger-cunning at this time
Boots component, return plate 19, steel ball 16, spring base 25, a set of cups 26, spring 13 are rotated synchronously with cylinder body 10.In the course of work, swash plate
18 top surface is preferably vertical with 37 axis of transmission shaft, and the hydraulic displacement of the utility model is zero at this time, otherwise must will oil
6 short circuit of road 32 and lower oil circuit.
It is identical with the function of motor-plunger pump combined system when the utility model converts electrical energy into hydraulic energy, at this time
The external three-phase alternating voltage of lead terminal U, V, W, stator winding 30 and stator core 29 generate the electromagnetic field of rotation, cage modle conductor
9 cutting magnetic lines generate induced potential, and induced current is formed in cage modle conductor 9, so as to generate electromagnetic torque driving cage modle
Conductor 9, mouse cage caliper 8 and cylinder body 10 rotate synchronously, and then drive the rotations such as plunger 11, piston shoes 20, return plate 19, in swash plate 18
Under 13 elastic force collective effect of top surface thrust and spring, plunger 11 makees axially reciprocating while being circumferentially rotated with cylinder body 10, when
When plunger 11 moves right, low pressure oil is constantly entered by upper oil circuit 32 (or lower oil circuit 6), by the oil-distribution port on valve plate 7,
Into pump chamber；When plunger 11 is to left movement, oil pressure raises in pump chamber, and high pressure oil is constantly by pump chamber by matching somebody with somebody on valve plate 7
It flows window, lower oil circuit 6 (or upper oil circuit 32) externally to export, realizes electric energy to hydraulic pressure transformation of energy.
It is hydraulic motor, high pressure oil is constantly by upper oil circuit 32 at this time when the utility model is by hydraulic energy transfer mechanical energy
(or lower oil circuit 6) enters, and by the oil-distribution port on valve plate 7, into pump chamber, plunger 11 is promoted to move to right, and piston shoes 20 are along oblique
18 surface of disk is slided and cylinder body 10 is driven to rotate, and when plunger 11 turns to the another half cycle of piston shoes 20, plunger 11 is moved to the left, pump
The hydraulic oil of intracavitary is constantly flowed out by corresponding oil-distribution port on valve plate 7 by lower oil circuit 6 (or upper oil circuit 32).Cylinder body 10
It rotates, then by spline transmission shaft 37 is driven to rotate synchronously external output mechanical energy, realize hydraulic energy to mechanical transformation of energy.
It is hydraulic pump when mechanical energy is converted into hydraulic energy by the utility model, the transmission shaft 37 of external impetus driving at this time
It rotates, then by synchronous rotations such as spline drivig cylinder 10, plunger 11, piston shoes 20, thrust and spring in 18 upper surface of swash plate
The 13 lower plunger 11 of elastic force effect moves back and forth, and when plunger 11 moves right, low pressure oil is constantly by upper oil circuit 32 (or lower oil circuit
6) enter, by the oil-distribution port on valve plate 7, into pump chamber；When plunger 11 is to left movement, oil pressure raises in pump chamber, high
Pressure oil is constantly externally exported by pump chamber by oil-distribution port, the lower oil circuit 6 (or upper oil circuit 32) on valve plate 7, realizes mechanical energy
To hydraulic pressure transformation of energy.
The utility model realize electric energy to the mutually converting of the conversion of mechanical energy and hydraulic energy, hydraulic energy and mechanical energy,
Electric energy and mechanical energy are converted into hydraulic energy, electric energy and hydraulic energy and are converted into mechanical energy simultaneously simultaneously, and discharge capacity is variable, compact-sized,
Energy conversion rate is high, and application demand and industrialization prospect are wide.
It should be appreciated that for those of ordinary skills, can be improved or converted according to the above description,
And all these modifications and variations should all belong to the protection domain of the appended claims for the utility model.
Claims (10)
1. a kind of variable displacement mouse-cage type mechanical electronic hydraulic integrated power device, which is characterized in that including housing (28), housing (28) is in circle
Tubular is provided with the pump housing (34) on the left of housing (28), and right side is provided with the variable pump housing (17)；
Valve plate (7) is fixed on the right of the pump housing (34), is set on valve plate (7) there are two oil-distribution port, the pump housing (34) is interior to be set
It is equipped with oil circuit (32) and lower oil circuit (6), upper oil circuit (32) and lower oil circuit (6) two oil-distribution ports with valve plate (7) respectively
It is connected；Cylinder body (10) is provided on the right side of valve plate (7), cylinder body (10) is integrally in the form of a column revolving body, the left end of cylinder body (10)
Face is in contact with valve plate (7), and can be slided compared with valve plate (7) is opposite, and multiple plunger holes are provided in cylinder body (10),
Plunger hole is uniformly distributed around the axis of rotation of cylinder body (10), and oil-through-hole, oil-through-hole connection plunger are provided on the left of plunger hole
Hole and the right side of valve plate (7), the left end of plunger (11) are arranged in plunger hole, and right end is bulb, the bulb of plunger (11)
It is connected to form plunger-slippery boots assembly with piston shoes (20) by flexural pivot, swash plate (18), piston shoes (20) is provided on the right side of piston shoes (20)
Right side be in contact with the left surface of swash plate (18), and can be rotated relative to swash plate (18), piston shoes are pressed with return plate on the left of (20)
(19), ball-and-socket is provided at the center of return plate (19), the right side of steel ball (16) is engaged in ball-and-socket；
Lateral aperture there are two coaxial line is set in the variable pump housing (17) cavity wall, and the axis of lateral aperture passes through in steel ball (16)
The heart, two support shafts of swash plate (18) are arranged in lateral aperture；Coaxial line there are two being also set up in the variable pump housing (17) cavity wall
Upper hole and lower opening, interior between upper hole and lower opening to be provided with variable piston (21), the both ends up and down of variable piston (21) are cylinder,
It is engaged, and can move up and down along hole with upper hole and lower opening respectively, variable piston is provided with aperture, swash plate in the middle part of (21)
(18) right side is provided with protruding pin, and protruding pin is inserted in the aperture at the middle part of variable piston (21)；
It is provided with the through hole coaxial with housing (28) at the center of the pump housing (34), the left end of transmission shaft (37) reaches logical through through hole
The outside in hole is coupled with load or power set, external splines is provided on the surface of right end, is set at the axis of rotation of cylinder body (10)
It is equipped with internal splined hole, the external splines on transmission shaft (37) is engaged with the internal splined hole of cylinder body (10), can drive cylinder body (10)
It rotates synchronously；The right end of transmission shaft is provided with one section of endoporus, a set of cups (26) is housed in hole, spring base (25) left part is sleeved on a set of cups
(26) in, there are compressive deformation, spring equipped with spring (13), spring (13) in the vestibule that a set of cups (26) is surrounded with spring base (25)
The right side of seat (25) is provided with ball-and-socket, wherein being engaged with the left side of steel ball (16)；
Uniformly fixed there are three stator core (29) on the inner wall of housing (28), stator core (29) periphery is wound with stator winding
(30), mouse cage caliper (8) is set on cylinder body (10), several cage type conductors (9) are provided on the outside of mouse cage caliper (8), if
Dry cage type conductor (9) is set parallel to the axis of rotation of cylinder body (10), is insulated between mouse cage caliper (8) and cage type conductor (9)；
It connects between three stator winding (30), lead terminal U, V, W, the external three-phase alternating current of lead terminal U, V, W is picked out between winding
Voltage.
2. variable displacement mouse-cage type mechanical electronic hydraulic integrated power device according to claim 1, it is characterised in that：The transmission shaft
(37) it is multi-diameter shaft, the left end of the pump housing (34) through hole is bearing saddle bore, is sequentially installed with from left to right inside bearing saddle bore
Self-aligning ball bearing (3) and cylinder roller bearing (5), the pump housing (34) right end are provided with bearing (ball) cover (2), and bearing (ball) cover (2) is intermediate
Circular hole is provided with, the left end of transmission shaft (37) sequentially passes through cylinder roller bearing (5), self-aligning ball bearing (3), bearing (ball) cover (2)
Reach the pump housing (34) outside；The right end of bearing (ball) cover (2) is provided with a chime rings and coordinates with bearing saddle bore, and and self-aligning ball bearing
(3) outer shroud contact, embedded with oil seal without framework circle (1), the outer surface of chime rings is provided with sealing ring for the inside of chime rings
Slot is provided with sealing ring (35) in seal groove；It is provided between the outer ring of cylinder roller bearing (5) and self-aligning ball bearing (3)
Hole covers (4), and axle sleeve (12) is provided between inner ring；Circlip slot is provided on transmission shaft (37), is set in circlip slot
There is circlip for shaft (33), self-aligning ball bearing (3) the inner ring left side is contacted with the shaft shoulder of transmission shaft (37), cylinder roller bearing
(5) it is in contact on the right of inner ring with circlip for shaft (33).
3. variable displacement mouse-cage type mechanical electronic hydraulic integrated power device according to claim 1, it is characterised in that：The pump housing
(34) it is fixedly connected with valve plate (7) by straight pin (31), the correspondence position for the end face that the pump housing (34) and valve plate (7) are in contact
It puts and is respectively arranged with cylinder pin hole, one end of straight pin (31) is located in the cylinder pin hole of the pump housing (34), and the other end is located at flow
In the cylinder pin hole of disk (7).
4. variable displacement mouse-cage type mechanical electronic hydraulic integrated power device according to claim 1, it is characterised in that：The housing
(28) inner wall right end is provided with bearing saddle bore, and the right end flange sleeve of cylinder body (10) has cylindrical roller bearing without inner ring (27), without in
The outer ring of circle cylinder roller bearing (27) is arranged in the bearing saddle bore of housing (28) inner wall right end, the left side of the variable pump housing (17)
Prominent annulus is provided with, prominent annulus is arranged in the bearing saddle bore of housing (28) right end, and and cylindrical roller bearing without inner ring
(27) outer ring is in contact.
5. variable displacement mouse-cage type mechanical electronic hydraulic integrated power device according to claim 1, it is characterised in that：The lateral aperture
Swash plate bearing shell (38), the inner wall of swash plate bearing shell (38) and two support shaft clearance fits of swash plate (18) are embedded with, swash plate (18)
One support shaft reaches the variable pump housing (17) outside from swash plate bearing shell (38), another support shaft is in swash plate bearing shell (38), end
Sealing cover (39) is provided with, sealing cover (39) is in the hole of the variable pump housing (17).
6. variable displacement mouse-cage type mechanical electronic hydraulic integrated power device according to claim 1, it is characterised in that：The upper hole with
The lower end boss of upper flange (23) coordinates, and lower flange (15) is provided in lower opening, between upper flange (23) and lower flange (15)
Equipped with variable piston (21) in vestibule, return spring (22), return bullet are provided between variable piston (21) and upper flange (23)
Spring (22) upper end withstands on the bottom surface of upper flange (23) boss, and lower end is in the annular groove on variable piston (21)；Upper flange
(23) threaded hole is provided among, caging bolt (24) is provided in threaded hole, control oil-in is provided on lower flange (15)
(14), external hydraulic variable flow control system.
7. variable displacement mouse-cage type mechanical electronic hydraulic integrated power device according to claim 1, it is characterised in that：The oil-through-hole
It is consistent with the distance of the oil-distribution port on valve plate (7) to cylinder body (10) axis of rotation to the distance of cylinder body (10) axis of rotation,
Width between upper two oil-distribution ports of valve plate (7) is more than the diameter of oil-through-hole.
8. variable displacement mouse-cage type mechanical electronic hydraulic integrated power device according to claim 1, it is characterised in that：The cage type pincers
Several hole slots are provided on the lateral surface of body (8), cage type conductor (9) is provided in hole slot, cage type conductor (9) is connected firmly in hole slot
It is interior or with hole slot be interference fitted.
9. variable displacement mouse-cage type mechanical electronic hydraulic integrated power device according to claim 1, it is characterised in that：The plunger hole
At least 6.
10. variable displacement mouse-cage type mechanical electronic hydraulic integrated power device according to claim 1, it is characterised in that：The stator
Iron core (29) plates made of permeability magnetic material are formed by stacking, and the inner wall of stator core (29) is arc-shaped, arc-shaped it is interior
Wall and cylinder body (10) are coaxial.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721327512.4U CN207377751U (en) | 2017-10-16 | 2017-10-16 | A kind of variable displacement mouse-cage type mechanical electronic hydraulic integrated power device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721327512.4U CN207377751U (en) | 2017-10-16 | 2017-10-16 | A kind of variable displacement mouse-cage type mechanical electronic hydraulic integrated power device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207377751U true CN207377751U (en) | 2018-05-18 |
Family
ID=62339399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721327512.4U Withdrawn - After Issue CN207377751U (en) | 2017-10-16 | 2017-10-16 | A kind of variable displacement mouse-cage type mechanical electronic hydraulic integrated power device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207377751U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107630801A (en) * | 2017-10-16 | 2018-01-26 | 青岛大学 | A kind of variable displacement mouse-cage type mechanical electronic hydraulic integrated power device |
| CN111002269A (en) * | 2020-01-22 | 2020-04-14 | 沈阳建筑大学 | Disassembling tool for retaining ring of inner ring of electric spindle bearing |
| CN111654132A (en) * | 2020-06-22 | 2020-09-11 | 北京航空航天大学 | Wet-type permanent magnet fault-tolerant motor for aviation electro-hydrostatic actuator |
-
2017
- 2017-10-16 CN CN201721327512.4U patent/CN207377751U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107630801A (en) * | 2017-10-16 | 2018-01-26 | 青岛大学 | A kind of variable displacement mouse-cage type mechanical electronic hydraulic integrated power device |
| CN107630801B (en) * | 2017-10-16 | 2023-08-11 | 青岛大学 | Variable squirrel-cage electromechanical hydraulic integrated power device |
| CN111002269A (en) * | 2020-01-22 | 2020-04-14 | 沈阳建筑大学 | Disassembling tool for retaining ring of inner ring of electric spindle bearing |
| CN111002269B (en) * | 2020-01-22 | 2024-05-24 | 沈阳建筑大学 | Electric spindle bearing inner ring baffle ring dismounting tool |
| CN111654132A (en) * | 2020-06-22 | 2020-09-11 | 北京航空航天大学 | Wet-type permanent magnet fault-tolerant motor for aviation electro-hydrostatic actuator |
| CN111654132B (en) * | 2020-06-22 | 2021-04-06 | 北京航空航天大学 | Wet-type permanent magnet fault-tolerant motor for aviation electro-hydrostatic actuator |
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