CN109639045B - The bending moment speed regulating method of vehicle-mounted disc type electric machine - Google Patents
The bending moment speed regulating method of vehicle-mounted disc type electric machine Download PDFInfo
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- CN109639045B CN109639045B CN201811611059.9A CN201811611059A CN109639045B CN 109639045 B CN109639045 B CN 109639045B CN 201811611059 A CN201811611059 A CN 201811611059A CN 109639045 B CN109639045 B CN 109639045B
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/12—Structural association with clutches, brakes, gears, pulleys or mechanical starters with auxiliary limited movement of stators, rotors or core parts, e.g. rotors axially movable for the purpose of clutching or braking
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K16/00—Machines with more than one rotor or stator
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Abstract
The present invention provides the bending moment speed regulating method of vehicle-mounted disc type electric machine, step is: firstly, user loads the voltage on big stator winding by static starting and when rotating shaft in low-speed range, by adjusting, to any speed change of the shaft in low-speed range；Then, when the revolving speed of shaft reaches the critical speed of low-speed range and high-speed range, automatic switching control equipment is by small stator module and lesser trochanter switch between components to bonding state and by big stator module and greater trochanter switch between components to discrete state, the revolving speed of shaft is set to reach high-speed range, power is transferred to shaft and exported by lesser trochanter component, user adjusts voltage of the load on small stator winding, to speed change of the shaft in high-speed range；Finally, when the revolving speed of shaft is reduced in low-speed range by high-speed range, the elastic potential energy of reset spring gradually discharge and push push component, drive member automatically resets, and greater trochanter component, lesser trochanter switch between components to original state.
Description
Technical field
The present invention relates to a kind of motor, and in particular to the bending moment speed regulating method of vehicle-mounted disc type electric machine.
Background technique
The development of magneto is closely related with the development of permanent-magnet material, and China is to find permanent-magnet material earliest in the world
Magnetic characteristic and the country for it being applied to practice, before more than 2,000 years, compass has been made using the magnetic characteristic of permanent-magnet material in China,
Huge effect has been played in fields such as navigation, military affairs, has become one of Ancient Times in China four inventions, magneto uses permanent magnet
The magnetic field for generating motor, without magnet exciting coil without exciting current, it is good energy-saving electric machine that high-efficient structure is simple, with
High performance permanent magnetic materials appearance and control technology rapid development magneto application will become more extensive.
Although permanent magnet brings performance advantage in low speed, they are also technical " deadly defect ".For example, with
The increase of magneto speed, counter electromotive force is close to inverter power supply voltage, to be unable to control winding current, that define
The base speed of general magneto, and surface magnet design in typically represent given supply voltage maximum possible speed
Degree, and then causes the range of magneto adjustable speed relatively narrow, for this purpose, it is simple, low in cost to design a kind of clever structure, principle,
The speed regulating method that the birotor variable moment type slide magneto of speed adjustable range can be increased seems most important.
Summary of the invention
To solve the deficiencies in the prior art, the object of the present invention is to provide a kind of clever structure, principle are simple, at low cost
It is honest and clean, it is possible to increase the speed regulating method of the birotor variable moment type slide magneto of speed adjustable range.
To realize the above-mentioned technical purpose, the technical solution adopted in the present invention is as follows.
The bending moment speed regulating method of vehicle-mounted disc type electric machine, step are:
(1) slow-speed of revolution adjusts the speed the stage；
S1: user by static starting and when rotating shaft in low-speed range, by adjust load big stator around
Voltage in group, to any speed change of the shaft in low-speed range；
The big stator module includes the big stator core of annular being coaxially fixedly installed on middle case inner headed face, big fixed
It is provided with big stator winding on the inner headed face of sub- iron core, big stator winding is provided with multiple and along circumference where big stator core
Direction array arrangement, greater trochanter component include the round greater trochanter iron core that coaxial sleeve is set in shaft, the outer circle of greater trochanter iron core
Permanent magnet one is provided on face, permanent magnet one is provided with multiple and arranges along circumferencial direction array where greater trochanter iron core, small
Stator module includes that fixation is embedded at the annular small stator core coaxially arranged on drive end bearing bracket and with shaft, small stator core
It is provided with small stator winding on inner headed face, small stator winding is provided with multiple and along circumferencial direction array where small stator core
Arrangement, lesser trochanter component include the round lesser trochanter iron core that coaxial sleeve is set in shaft, are arranged on the periphery of lesser trochanter iron core
There is permanent magnet two, permanent magnet two is provided with multiple and arranges along circumferencial direction array where lesser trochanter iron core；
The small stator core and big stator core mutual spacing arrange that lesser trochanter iron core is bonded to each other with greater trochanter iron core
And it is fixedly connected, being provided between small stator module and lesser trochanter component, big stator module and greater trochanter component can be mutual
The bonding state and discrete state of switching, under original state, small stator module and lesser trochanter component are discrete state, big stator pack
Part and greater trochanter component are bonding state, and gap of the lesser trochanter component between small stator core and big stator core
Place；
Slow-speed of revolution speed regulation process is embodied in, and under original state, small stator module is to separate shape with lesser trochanter component
State, big stator module and greater trochanter component are bonding state, and lesser trochanter component is located at small stator core and big stator core
Between gap location, at this point, power is transferred to shaft and exported by greater trochanter component, user adjusts load in big stator winding
On voltage, to any speed change of the shaft in low-speed range；
(2) high revolving speed adjusts the speed the stage；
S2: when the revolving speed of shaft reaches the critical speed of low-speed range and high-speed range, automatic switching control equipment will be small fixed
Sub-component and lesser trochanter switch between components make to bonding state and by big stator module and greater trochanter switch between components to discrete state
The revolving speed of shaft can reach high-speed range, at this point, power is transferred to shaft and exported by lesser trochanter component, user, which is adjusted, to be added
The voltage being loaded on small stator winding, to speed change of the shaft in high-speed range；
It is provided on the rear end cap for controlling the automatic of small stator module and lesser trochanter switch between components to bonding state
Switching device, the automatic switching control equipment include for pushing greater trochanter iron core to push along shaft towards what drive end bearing bracket moved
Component, for push component provide power drive member；
Automatic switching control equipment during the work time, when the revolving speed of shaft gradually rises and reaches low-speed range and high speed model
When the critical point enclosed, shaft will drive installation cylinder to rotate synchronously, and installation cylinder will drive centrifugal-block to rotate synchronously, and centrifugal-block turns
It moves and under the action of itself centrifugal force along the radial outward movement of installation cylinder, in the extruding of mounting groove curve slope
Under, centrifugal-block will push slide outside of the float plate along shaft towards installation cylinder, and promotion is pushed disk after by float plate
Cover board movement, sleeve will move synchronously and two power are transferred to slide cartridge, and push slide cartridge along arc groove close to rear end cap
When sliding, rack gear will be moved synchronously with slide cartridge, rack drives gear around own axis, gear will drive rotating bar around
Gear is rotated close to rear end cap, and rotating bar will drive connecting rod towards the internal motion of installation casing, and it is same that drive is pushed plate by connecting rod
Step movement, greater trochanter iron core will be pushed along shaft towards drive end bearing bracket sliding, at this point, big stator module and greater trochanter group by pushing plate
Part switches to discrete state, small stator module and lesser trochanter switch between components to bonding state, user adjust load small stator around
Voltage in group, to any speed change of the shaft in high-speed range；
(3) reseting stage；
S3: when the revolving speed of shaft is reduced in low-speed range by high-speed range, the elastic potential energy of reset spring is gradually released
Put and push push component, drive member automatically resets, and greater trochanter component, lesser trochanter switch between components to original state；
Coaxially also be arranged with reset spring in the shaft, one end of reset spring and front shroud conflict, the other end with it is small
Rotor core contradicts and the elastic force of reset spring is directed toward lesser trochanter iron core by front shroud always；
During combination, reset spring gradually reduces and elastic potential energy increases for small stator module and lesser trochanter component
Greatly, when the revolving speed of shaft gradually decreases and reaches the critical point of low-speed range and high-speed range, the elastic potential energy of reset spring
Gradually discharge and push and push component and automatically reset, small stator module and the reset of lesser trochanter component switch to discrete state and
Big stator module and the reset of greater trochanter component switch to bonding state.
Further optimize or improve as this programme.
Slide-and-guide component, the slide-and-guide are provided between the shaft and greater trochanter iron core, lesser trochanter iron core
Component include be opened in greater trochanter iron core, the spline on lesser trochanter iron core inner headed face, be opened in shaft periphery and with flower
The feather key that keyway matches, feather key and spline constitute slide-and-guide cooperation along the axial of shaft.
Further optimize or improve as this programme.
The component that pushes includes the convex block and convex block and rear end for being set to rear end cap on one end face of middle case
Lid fixes as one, and there are two convex block settings and spacing is arranged between the axially symmetric disposition of shaft, two convex blocks, two convex blocks
An end face close to each other is provided with the arc groove coaxially arranged with shaft, and the cunning to match with arc groove is provided between two convex blocks
Cylinder, slide cartridge and arc groove constitute slide-and-guide cooperation along the axial of shaft, and setting is parallel to itself axis on the periphery of slide cartridge
To the rack gear of arrangement, rack gear, which is arranged there are two and rotates between the axially symmetric disposition of slide cartridge, two convex block, to be provided with
The axial direction for being axially parallel to shaft of the gear and gear that are meshed with rack gear, gear be coaxially fixedly installed rotating bar and
Rotating bar is located at the side of convex block, and rotating bar is flexibly connected the connecting rod for being parallel to shaft axial direction, connecting rod one away from gear one end
End activity passes through the inside that rear end cap extends to installation casing, and connecting rod is led with rear end cap along the axial composition sliding for being parallel to shaft
To cooperation, the plate that pushes being sheathed on outside shaft is provided between the elongated end of two connecting rods, and push plate and greater trochanter iron core
It fits；
The connecting rod offers the card slot connected with its periphery, the opening fixed setting of card slot away from plate one end is pushed
There is the pin rod perpendicular to connecting rod axial direction, the rotating bar offers the cotter way for being sheathed on pin rod away from gear one end, and cotter way edge turns
The length direction of lever arranges that cotter way is flexibly connected cooperation with pin rod.
Further optimize or improve as this programme.
The drive member is set to the one end of shaft close to rear end cap, and drive member includes that coaxial sleeve is set in shaft
Ground push-plate, push disk and shaft along its axially constitute slide-and-guide cooperation, push disk close to rear end cap one end coaxially fixation set
It is equipped with sleeve, sleeve is inserted between shaft and slide cartridge, and sleeve and shaft axially constitute slide-and-guide cooperation, sleeve and cunning along it
Cylinder rotation connection cooperates, and opening is coaxially fixedly installed in the shaft towards the installation cylinder for pushing disk arrangement, installs cylinder
It is arranged away from sleeve one end, mounting groove is provided in mounting cylinder body, and mounting groove is provided with multiple and round where installation cylinder
Circumferential direction array arrangement, the slot bottom of mounting groove are arranged to curve slope and the curve slope and push between disk distance along installing
Cylinder is radially outward gradually reduced, and cylindricality centrifugal-block and centrifugal-block are provided in mounting groove is axially parallel to installation cylinder
The tangential direction of place circumference, the opening of the mounting groove are provided with matched round float plate, float plate and shaft
Slide-and-guide cooperation, outer projection of the medium position of float plate towards installation cylinder, the installation cylinder are axially constituted along it
Opening be fixedly installed with the stop collar for being constrained float plate.
Further optimize or improve as this programme.
Coaxially also be arranged with reset spring in the shaft, one end of reset spring and front shroud conflict, the other end with it is small
Rotor core contradicts and the elastic force of reset spring is directed toward lesser trochanter iron core by front shroud always.
The beneficial effect of the present invention compared with prior art is that clever structure, principle are simple, low in cost, using double turns
Son and matches bimorph transducer one by one, and when the speed of shaft is lower, greater trochanter and big stator cooperate and export biggish torsion
Square, when the speed of shaft is gradually increased and reaches the limit of greater trochanter, greater trochanter and big stator are automatically separated and small turn
It is sub to be matched with small stator, guarantee that shaft can continue to speedup and export lesser torque.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention.
Fig. 2 is overall structure diagram of the invention.
Fig. 3 is schematic diagram of internal structure of the invention.
Fig. 4 is the structural schematic diagram of mounting shell.
Fig. 5 is schematic diagram of internal structure of the invention.
Fig. 6 is schematic diagram of internal structure of the invention.
Fig. 7 is the installation diagram of the small stator of the present invention.
Fig. 8 is the installation diagram of the big stator of the present invention.
Fig. 9 is the structural schematic diagram of lesser trochanter and greater trochanter.
Figure 10 is the cooperation figure of lesser trochanter, greater trochanter and shaft.
Figure 11 is the structural schematic diagram of automatic switching control equipment.
Figure 12 is the structural schematic diagram for pushing component.
Figure 13 is the structural schematic diagram for pushing component.
Figure 14 is the partial structural diagram for pushing component.
Figure 15 is the structural schematic diagram of drive member.
Figure 16 is the cooperation figure of drive member.
Specific embodiment
The bending moment speed regulating method of vehicle-mounted disc type electric machine, step are:
(1) slow-speed of revolution adjusts the speed the stage；
S1: user is by static starting and when rotating shaft 120 in low-speed range, by adjusting load in big stator
Voltage on winding 112, to any speed change of the shaft 120 in low-speed range；
The big stator module includes the big stator core of annular being coaxially fixedly installed on 101 inner headed face of middle case
111, big stator winding 112 is provided on the inner headed face of big stator core 111, and big stator winding 112 is provided with multiple and edge
Big 111 place circumferencial direction array of stator core arrangement, greater trochanter component, which includes that circle of the coaxial sleeve in shaft 120 is big, to be turned
Sub- iron core 113, is provided with permanent magnet 1 on the periphery of greater trochanter iron core 113, permanent magnet 1 be provided with it is multiple and
Arranged along 113 place circumferencial direction array of greater trochanter iron core, small stator module include it is fixed be embedded on drive end bearing bracket 102 and with
The coaxially arranged small stator core 116 of annular of shaft 120 is provided with small stator winding on the inner headed face of small stator core 116
117, small stator winding 117 is provided with multiple and arranges along small 116 place circumferencial direction array of stator core, lesser trochanter component
It is set to the round lesser trochanter iron core 118 in shaft 120 including coaxial sleeve, is provided with permanent magnetism on the periphery of lesser trochanter iron core 118
Body 2 119, permanent magnet 2 119 are provided with multiple and arrange along 118 place circumferencial direction array of lesser trochanter iron core；
The small stator core 116 and big 111 mutual spacing of stator core arrangement, lesser trochanter iron core 118 and greater trochanter iron
Core 113 is bonded to each other and is fixedly connected, between small stator module and lesser trochanter component, big stator module and greater trochanter component
It is provided with the bonding state that can mutually switch and discrete state, under original state, small stator module is to separate with lesser trochanter component
State, big stator module and greater trochanter component are bonding state, and lesser trochanter component is located at small stator core 116 and big stator
Gap location between iron core 111；
Slide-and-guide component is provided between the shaft 120 and greater trochanter iron core 113, lesser trochanter iron core 118, it is described
Slide-and-guide component include be opened in greater trochanter iron core 113, the spline 121 on 118 inner headed face of lesser trochanter iron core, be opened in turn
The axial structure of 120 periphery of axis and the feather key 122 to match with spline 121, feather key 122 and spline 121 along shaft 120
Cooperate at slide-and-guide；
Slow-speed of revolution speed regulation process is embodied in, and under original state, small stator module is to separate shape with lesser trochanter component
State, big stator module and greater trochanter component are bonding state, and lesser trochanter component is located at small stator core 116 and big stator iron
Gap location between core 111, at this point, power is transferred to shaft 120 and exported by greater trochanter component, user adjusts load big
Voltage on stator winding 112, to any speed change of the shaft 120 in low-speed range；
(2) high revolving speed adjusts the speed the stage；
S2: when the revolving speed of shaft 120 reaches the critical speed of low-speed range and high-speed range, automatic switching control equipment 200
By small stator module and lesser trochanter switch between components to bonding state and by big stator module and greater trochanter switch between components to separating
State enables the revolving speed of shaft 120 to reach high-speed range, at this point, power is transferred to shaft 120 and defeated by lesser trochanter component
Out, user adjusts voltage of the load on small stator winding 117, to speed change of the shaft 120 in high-speed range；
Be provided on the rear end cap 103 for control small stator module and lesser trochanter switch between components to bonding state from
Dynamic switching device 200, the automatic switching control equipment 200 includes for pushing greater trochanter iron core 113 along shaft 120 before
What end cap 102 moved pushes component 210, for the drive member 220 for pushing the offer power of component 210；
The component 210 that pushes includes being set to convex block 211 of the rear end cap 103 on 102 1 end face of middle case simultaneously
And convex block 211 fixes as one with rear end cap 103, the setting of convex block 211 there are two and along the axially symmetric disposition of shaft 120,
Spacing is arranged between two convex blocks 211, and the end face close to each other of two convex block 211 is provided with the arc groove coaxially arranged with shaft 120,
The axial direction that the slide cartridge 212 to match with arc groove, slide cartridge 212 and arc groove are provided between two convex blocks 211 along shaft 120 is constituted
Slide-and-guide cooperates, and setting is parallel to the rack gear 213 itself axially arranged on the periphery of slide cartridge 212, and rack gear 213 is provided with
Two and between the axially symmetric disposition of slide cartridge 212, two convex block 211 rotation be provided with and be meshed with rack gear 213
The axial direction for being axially parallel to shaft 120 of gear 214 and gear 214, gear 213 are coaxially fixedly installed rotating bar 215 simultaneously
And rotating bar 215 is located at the side of convex block 211, rotating bar 215 is flexibly connected away from 213 one end of gear and is parallel to shaft 120
Axial connecting rod 216,216 one end activity of connecting rod pass through the inside that rear end cap 103 extends to installation casing 100, and connecting rod 216 is with after
End cap 103 constitutes slide-and-guide cooperation along the axial of shaft 120 is parallel to, and is provided with and is arranged between the elongated end of two connecting rods 216
Plate 217 is pushed outside shaft 120, and pushes plate 217 and fits with greater trochanter iron core 113；
The connecting rod 216 offers the card slot 216a connected with its periphery away from 217 one end of plate is pushed, card slot 216a's
Opening is fixedly installed the pin rod 216b axial perpendicular to connecting rod 216, and the rotating bar 215 is opened up away from 214 one end of gear
There are the cotter way 215a for being sheathed on pin rod 216b, cotter way 215a to arrange along the length direction of rotating bar 215, cotter way 215a and pin rod
216b is flexibly connected cooperation；
The drive member 220 is set to shaft 120 close to one end of rear end cap 103, and drive member 220 includes coaxial
The ground push-plate 221 being sheathed in shaft 120 pushes disk 221 and shaft 120 and axially constitutes slide-and-guide cooperation along it, pushes disk
221 are coaxially fixedly installed sleeve 222 close to 103 one end of rear end cap, and sleeve 222 is inserted between shaft 120 and slide cartridge 212,
Sleeve 222 and shaft 120 axially constitute slide-and-guide cooperation along it, and sleeve 222 and the rotation connection of slide cartridge 212 cooperate, and described turn
Opening is coaxially fixedly installed on axis 120 towards the installation cylinder 223 for pushing the arrangement of disk 221, installation cylinder 223 deviates from sleeve
222 one end arrangement, installs in cylinder 223 and is provided with mounting groove 225, and mounting groove 225 is provided with multiple and along installation cylinder 223
Place circumferencial direction array arrangement, the slot bottom of mounting groove 225 be arranged to curve slope and the curve slope and push disk 221 it
Between distance being radially outward gradually reduced along installation cylinder 223, cylindricality centrifugal-block 226 be provided in mounting groove 225 and be centrifuged
Block 226 be axially parallel to installation 223 place circumference of cylinder tangential direction, the opening of the mounting groove 225 be provided with
Its matched round float plate 227, float plate 227 and shaft 120 axially constitute slide-and-guide cooperation along it, float plate 227
Medium position is fixedly installed with towards the outer projection for installing cylinder 223, the opening of the installation cylinder 223 for floating
The stop collar 224 that plate 227 is constrained；
It is also coaxially arranged with reset spring 230 in the shaft 120, one end and the front shroud 102 of reset spring 230 support
Touching, the other end and lesser trochanter iron core 118 contradict and the elastic force of reset spring 230 is directed toward lesser trochanter iron by front shroud 102 always
Core 118；
Automatic switching control equipment 200 during the work time, when the revolving speed of shaft 120 gradually rise and reach low-speed range with
When the critical point of high-speed range, shaft 120 will drive installation cylinder 223 to rotate synchronously, and installation cylinder 223 will drive centrifugal-block
226 rotate synchronously, and centrifugal-block 226 rotates and under the action of itself centrifugal force along the radially outward fortune of installation cylinder 223
Dynamic, under the extruding of 225 curve slope of mounting groove, centrifugal-block 226 will push float plate 227 along shaft 120 towards mounting cylinder
Promotion is pushed disk 221 and moved towards back shroud 103 by the slide outside of body 223, float plate 227, and sleeve 222 will move synchronously simultaneously
And two power be transferred to slide cartridge 212, and push slide cartridge 212 along arc groove close to rear end cap 103 slide when, rack gear 213 will
As slide cartridge 212 moves synchronously, rack gear 213 with moving gear 214 around own axis, gear 213 will drive rotating bar 215 around
Gear 213 close to rear end cap 103 rotate, rotating bar 215 will drive connecting rod 216 towards installation casing 100 internal motion, even
Drive is pushed plate 217 and moved synchronously by bar 216, and greater trochanter iron core 113 will be pushed along shaft 120 towards front end by pushing plate 217
Lid 102 slides, at this point, big stator module and greater trochanter switch between components are to discrete state, small stator module is cut with lesser trochanter component
Bonding state is shifted to, user adjusts voltage of the load on small stator winding 117, any in high-speed range to shaft 120
Speed change；
(3) reseting stage；
S3: when the revolving speed of shaft 120 is reduced in low-speed range by high-speed range, the elastic potential energy of reset spring 230
Gradually discharge and push push component 210, drive member 220 automatically resets, and greater trochanter component, lesser trochanter switch between components
To original state；
It is also coaxially arranged with reset spring 230 in the shaft 120, one end and the front shroud 102 of reset spring 230 support
Touching, the other end and lesser trochanter iron core 118 contradict and the elastic force of reset spring 230 is directed toward lesser trochanter iron by front shroud 102 always
Core 118；
During combination, reset spring 230 gradually reduces and elastic potential energy for small stator module and lesser trochanter component
Increase, when the revolving speed of shaft 120 gradually decreases and reaches the critical point of low-speed range and high-speed range, reset spring 230
Elastic potential energy, which is gradually discharged and pushed, to be pushed component 210 and automatically resets, and small stator module is switched to the reset of lesser trochanter component
Discrete state and big stator module and greater trochanter component, which reset, switches to bonding state.
It is a kind of to use birotor variable moment type slide high-speed permanent magnet motor comprising installation casing 100, installation casing 100 include being in
The middle case 101 of cyclic annular both ends open arrangement, the place open at one end of middle case 101 is detachably provided with matched drive end bearing bracket
102, other end opening is detachably provided with matched rear end cap 103, is provided with wiring on the periphery of middle case 101
Box 104, terminal box 104 are provided with multiple and arrange along 101 place circumferencial direction array of middle case, install and set in casing 101
It is equipped with big stator module, greater trochanter component, small stator module, lesser trochanter component, big stator module matches with greater trochanter component
And small stator module matches with lesser trochanter component, installs in casing 100 and is equipped with the shaft coaxially arranged with middle case 101
120, shaft 120 and drive end bearing bracket 102, rear end cap 103 are rotation connection cooperation.
Specifically, big stator module includes the big stator core of annular being coaxially fixedly installed on 101 inner headed face of middle case
111, big stator winding 112 is provided on the inner headed face of big stator core 111, and big stator winding 112 is provided with multiple and edge
Big 111 place circumferencial direction array of stator core arrangement, greater trochanter component, which includes that circle of the coaxial sleeve in shaft 120 is big, to be turned
Sub- iron core 113, is provided with permanent magnet 1 on the periphery of greater trochanter iron core 113, permanent magnet 1 be provided with it is multiple and
Arranged along 113 place circumferencial direction array of greater trochanter iron core, small stator module include it is fixed be embedded on drive end bearing bracket 102 and with
The coaxially arranged small stator core 116 of annular of shaft 120 is provided with small stator winding on the inner headed face of small stator core 116
117, small stator winding 117 is provided with multiple and arranges along small 116 place circumferencial direction array of stator core, lesser trochanter component
It is set to the round lesser trochanter iron core 118 in shaft 120 including coaxial sleeve, is provided with permanent magnetism on the periphery of lesser trochanter iron core 118
Body 2 119, permanent magnet 2 119 are provided with multiple and arrange along 118 place circumferencial direction array of lesser trochanter iron core.
More specifically, the small stator core 116 is arranged with big 111 mutual spacing of stator core, lesser trochanter iron core 118
It is bonded to each other and is fixedly connected with greater trochanter iron core 113, small stator module and lesser trochanter component, big stator module and greater trochanter
It is provided with the bonding state that can mutually switch and discrete state between component, under original state, small stator module and lesser trochanter
Component is that discrete state, big stator module and greater trochanter component are bonding state, and lesser trochanter component is located at small stator core
Gap location between 116 and big stator core 111.
It is moved for the ease of lesser trochanter iron core 118 towards small stator core 116, cuts small stator module with lesser trochanter component
Bonding state, big stator module and greater trochanter switch between components are shifted to discrete state, the shaft 120 and greater trochanter iron core 113,
Slide-and-guide component is provided between lesser trochanter iron core 118, the slide-and-guide component includes being opened in greater trochanter iron core
113, the spline 121 on 118 inner headed face of lesser trochanter iron core, be opened in 120 periphery of shaft and match with spline 121
Feather key 122, feather key 122 and spline 121 constitute slide-and-guide cooperation along the axial of shaft 120.
According to the calculation formula between motor torque, power and revolving speed, T=9550p/n, further according to torque, power and
The calculation formula of the arm of force, T=f.r, it is known that in the case where other variables constants, reduces the arm of force, output torque can be reduced, from
And increase output revolving speed, and then increase the speed adjustable range of output revolving speed, in the present solution, the position of power is, big stator winding 112
Between permanent magnet 1/and between small stator winding 117 and permanent magnet 2 119, therefore, the arm of force is the half of greater trochanter iron core 113
Diameter/lesser trochanter iron core 118 radius, by the way that small stator module and lesser trochanter switch between components to bonding state, are increased shaft 120
Speed adjustable range.
When shaft 120 rotates in low-speed range, by adjusting voltage of the load on big stator winding 112, realize
Speed change of the shaft 120 in low-speed range, is limited to the influence of rated power, when needing further to adjust the revolving speed of shaft 120
Gao Shi, when the revolving speed of shaft 120 reaches the critical speed of low-speed range and high-speed range, small stator module and lesser trochanter component
Bonding state will be automatically switched to, so that the revolving speed of shaft 120 is reached high-speed range, and by adjusting load in small stator
Voltage on winding 117 realizes speed change of the shaft 120 in high-speed range.
Be provided on the rear end cap 103 for control small stator module and lesser trochanter switch between components to bonding state from
Dynamic switching device 200, the automatic switching control equipment 200 includes for pushing greater trochanter iron core 113 along shaft 120 before
What end cap 102 moved pushes component 210, for the drive member 220 for pushing the offer power of component 210.
Specifically, the described component 210 that pushes includes that be set to rear end cap 103 convex on 102 1 end face of middle case
Block 211 and convex block 211 fixes as one with rear end cap 103, the setting of convex block 211 there are two and it is right along the axial direction of shaft 120
Claim arrangement, spacing arrangement between two convex blocks 211, the end face close to each other of two convex block 211 is provided with coaxially arranged with shaft 120
Arc groove is provided with the slide cartridge 212 to match with arc groove between two convex blocks 211, and slide cartridge 212 and arc groove are along shaft 120
Axial to constitute slide-and-guide cooperation, setting is parallel to the rack gear 213 itself axially arranged, rack gear on the periphery of slide cartridge 212
213 settings there are two and rotate and be provided with and rack gear 213 between the axially symmetric disposition of slide cartridge 212, two convex block 211
The axial direction for being axially parallel to shaft 120 of the gear 214 and gear 214 that are meshed, gear 213 are coaxially fixedly installed rotation
Bar 215 and rotating bar 215 are located at the side of convex block 211, and rotating bar 215 is flexibly connected away from 213 one end of gear and is parallel to
The axial connecting rod 216 of shaft 120,216 one end activity of connecting rod pass through the inside that rear end cap 103 extends to installation casing 100, connecting rod
216 constitute slide-and-guide cooperation along the axial of shaft 120 is parallel to rear end cap 103, are arranged between the elongated end of two connecting rods 216
Have to be sheathed on outside shaft 120 and push plate 217, and push plate 217 and fit with greater trochanter iron core 113, passes through rotating bar
215 rotation, realization push promotion of the plate 217 to greater trochanter iron core 113.
More specifically, the connecting rod 216 offers the card slot connected with its periphery away from 217 one end of plate is pushed
216a, the opening of card slot 216a are fixedly installed the pin rod 216b axial perpendicular to connecting rod 216, and the rotating bar 215 deviates from
214 one end of gear offers the cotter way 215a for being sheathed on pin rod 216b, and cotter way 215a is arranged along the length direction of rotating bar 215,
Cotter way 215a is flexibly connected cooperation with pin rod 216b.
Being embodied in during the work time of component 210 is pushed, pushes slide cartridge 212 along arc when pushing component 220
When slot is slided close to rear end cap 103, rack gear 213 will be moved synchronously with slide cartridge 212, and rack gear 213 is with moving gear 214 around itself axis
Line rotation, gear 213 will drive rotating bar 215 to rotate around gear 213 close to rear end cap 103, and rotating bar 215 will drive connecting rod
Drive is pushed plate 217 and moved synchronously by 216 towards the internal motion for installing casing 100, connecting rod 216, and pushing plate 217 will push greatly
Rotor core 113 is slided along shaft 120 towards drive end bearing bracket 102, at this point, big stator module and greater trochanter switch between components are to separating
State, small stator module and lesser trochanter switch between components to bonding state.
It pushes the needs of component 210 and carries out work when the revolving speed of shaft 120 reaches the critical point of low-speed range and high-speed range
Make, for this purpose, the drive member 220 is set to shaft 120 close to one end of rear end cap 103, drive member 220 includes coaxial
The ground push-plate 221 being sheathed in shaft 120 pushes disk 221 and shaft 120 and axially constitutes slide-and-guide cooperation along it, pushes disk
221 are coaxially fixedly installed sleeve 222 close to 103 one end of rear end cap, and sleeve 222 is inserted between shaft 120 and slide cartridge 212,
Sleeve 222 and shaft 120 axially constitute slide-and-guide cooperation along it, and sleeve 222 and the rotation connection of slide cartridge 212 cooperate, and described turn
Opening is coaxially fixedly installed on axis 120 towards the installation cylinder 223 for pushing the arrangement of disk 221, installation cylinder 223 deviates from sleeve
222 one end arrangement, installs in cylinder 223 and is provided with mounting groove 225, and mounting groove 225 is provided with multiple and along installation cylinder 223
Place circumferencial direction array arrangement, the slot bottom of mounting groove 225 be arranged to curve slope and the curve slope and push disk 221 it
Between distance being radially outward gradually reduced along installation cylinder 223, cylindricality centrifugal-block 226 be provided in mounting groove 225 and be centrifuged
Block 226 be axially parallel to installation 223 place circumference of cylinder tangential direction, the opening of the mounting groove 225 be provided with
Its matched round float plate 227, float plate 227 and shaft 120 axially constitute slide-and-guide cooperation along it, float plate 227
Medium position is fixedly installed with towards the outer projection for installing cylinder 223, the opening of the installation cylinder 223 for floating
The stop collar 224 that plate 227 is constrained.
For the ease of the reset of greater trochanter iron core 113, it is also coaxially arranged with reset spring 230 in the shaft 120, is resetted
One end of spring 230 and the conflict of front shroud 102, the other end and lesser trochanter iron core 118 contradict and the elastic force of reset spring 230 begins
Lesser trochanter iron core 118 is directed toward by front shroud 102 eventually.
Being embodied in the course of work with reset spring 230 of drive member 220, when the revolving speed of shaft 120 gradually rises
When critical point that is high and reaching low-speed range and high-speed range, shaft 120 will drive installation cylinder 223 to rotate synchronously, and install
Cylinder 223 will drive centrifugal-block 226 to rotate synchronously, and centrifugal-block 226 rotates and under the action of itself centrifugal force along installation
The radial outward movement of cylinder 223, under the extruding of 225 curve slope of mounting groove, centrifugal-block 226 will push 227 edge of float plate
Slide outside of the shaft 120 towards installation cylinder 223, promotion pushes disk 221 and moved towards back shroud 103 by float plate 227,
Sleeve 222 will move synchronously and two power are transferred to slide cartridge 212, and driving pushes the start-up operation of component 210, realizes small stator pack
Combination between part and lesser trochanter component, in the process, reset spring 230 gradually reduce and elastic potential energy increase, when turn
The revolving speed of axis 120 gradually decreases and up to when the critical point of low-speed range and high-speed range, the elastic potential energy of reset spring 230 by
It gradually discharges and pushes and push component 210 and automatically reset, small stator module and lesser trochanter switch between components to discrete state and big
Stator module and greater trochanter switch between components to bonding state.
Claims (4)
1. the bending moment speed regulating method of vehicle-mounted disc type electric machine, step are:
(1) slow-speed of revolution adjusts the speed the stage；
S1: user is by static starting and when rotating shaft in low-speed range, by adjusting load on big stator winding
Voltage, to any speed change of the shaft in low-speed range；
The vehicle-mounted disc type electric machine includes installation casing, and installation casing includes the middle case of both ends open arrangement annular in shape, in
Between shell place open at one end be detachably provided with matched drive end bearing bracket, other end opening be detachably provided with it is matched
Rear end cap；
The big stator module includes the big stator core of annular being coaxially fixedly installed on middle case inner headed face, big stator iron
It is provided with big stator winding on the inner headed face of core, big stator winding is provided with multiple and along circumferencial direction where big stator core
Array arrangement, greater trochanter component includes the round greater trochanter iron core that coaxial sleeve is set in shaft, on the periphery of greater trochanter iron core
It is provided with permanent magnet one, permanent magnet one is provided with multiple and arranges along circumferencial direction array where greater trochanter iron core, small stator
Component includes that fixation is embedded at the annular small stator core coaxially arranged on drive end bearing bracket and with shaft, the inner circle of small stator core
It is provided with small stator winding on face, small stator winding is provided with multiple and along circumferencial direction array cloth where small stator core
It sets, lesser trochanter component includes the round lesser trochanter iron core that coaxial sleeve is set in shaft, is provided on the periphery of lesser trochanter iron core
Permanent magnet two, permanent magnet two are provided with multiple and arrange along circumferencial direction array where lesser trochanter iron core；
The small stator core and big stator core mutual spacing arrange, lesser trochanter iron core and greater trochanter iron core be bonded to each other and
It is fixedly connected, being provided between small stator module and lesser trochanter component, big stator module and greater trochanter component mutually to switch
Bonding state and discrete state, under original state, small stator module and lesser trochanter component be discrete state, big stator module with
Greater trochanter component is bonding state, and gap location of the lesser trochanter component between small stator core and big stator core；
Slow-speed of revolution speed regulation process is embodied in, and under original state, small stator module and lesser trochanter component are discrete state, greatly
Stator module and greater trochanter component are bonding state, and lesser trochanter component is between small stator core and big stator core
Gap location, at this point, power is transferred to shaft and exported by greater trochanter component, user adjusts electricity of the load on big stator winding
Pressure, to any speed change of the shaft in low-speed range；
(2) high revolving speed adjusts the speed the stage；
S2: when the revolving speed of shaft reaches the critical speed of low-speed range and high-speed range, automatic switching control equipment is by small stator pack
Part and lesser trochanter switch between components make shaft to bonding state and by big stator module and greater trochanter switch between components to discrete state
Revolving speed can reach high-speed range, at this point, power is transferred to shaft and exported by lesser trochanter component, user adjusts load and exists
Voltage on small stator winding, to speed change of the shaft in high-speed range；
It is provided on the rear end cap for controlling the automatic switchover of small stator module and lesser trochanter switch between components to bonding state
Device, the automatic switching control equipment include for pushing greater trochanter iron core to push structure towards what drive end bearing bracket moved along shaft
Part, for push component provide power drive member；
Automatic switching control equipment during the work time, when the revolving speed of shaft gradually rises and reach low-speed range and high-speed range
When critical point, shaft will drive installation cylinder to rotate synchronously, and installation cylinder will drive centrifugal-block to rotate synchronously, and centrifugal-block rotates simultaneously
And along the radial outward movement of installation cylinder under the action of itself centrifugal force, under the extruding of mounting groove curve slope, from
Heart block will push slide outside of the float plate along shaft towards installation cylinder, and promotion is pushed disk and transported towards back shroud by float plate
Dynamic, sleeve will move synchronously and two power are transferred to slide cartridge, and when slide cartridge being pushed to slide along arc groove close to rear end cap,
Rack gear will be moved synchronously with slide cartridge, and rack drives gear will drive rotating bar to lean on around gear around own axis, gear
Nearly rear end cap rotation, rotating bar will drive connecting rod towards the internal motion of installation casing, and drive is pushed plate and moved synchronously by connecting rod,
Greater trochanter iron core will be pushed along shaft towards drive end bearing bracket sliding, at this point, big stator module and greater trochanter switch between components by pushing plate
To discrete state, to bonding state, user adjusts load on small stator winding for small stator module and lesser trochanter switch between components
Voltage, to any speed change of the shaft in high-speed range；
(3) reseting stage；
S3: when the revolving speed of shaft is reduced in low-speed range by high-speed range, the elastic potential energy of reset spring gradually discharges simultaneously
And promotion pushes component, drive member automatically resets, and greater trochanter component, lesser trochanter switch between components to original state；
Reset spring, one end of reset spring and front shroud conflict, the other end and lesser trochanter are coaxially also arranged in the shaft
Iron core contradicts and the elastic force of reset spring is directed toward lesser trochanter iron core by front shroud always；
During combination, reset spring gradually reduces and elastic potential energy increases for small stator module and lesser trochanter component, when
The revolving speed of shaft gradually decreases and up to when the critical point of low-speed range and high-speed range, and the elastic potential energy of reset spring is gradually released
It puts and pushes and push component and automatically reset, small stator module and the reset of lesser trochanter component switch to discrete state and big stator
Component and the reset of greater trochanter component switch to bonding state.
2. the bending moment speed regulating method of vehicle-mounted disc type electric machine according to claim 1, the shaft and greater trochanter iron core, small turn
Slide-and-guide component is provided between sub- iron core, the slide-and-guide component includes being opened in greater trochanter iron core, lesser trochanter iron
Spline on in-core disc, the feather key for being opened in shaft periphery and matching with spline, feather key and spline are along turning
The axial of axis constitutes slide-and-guide cooperation.
3. the bending moment speed regulating method of vehicle-mounted disc type electric machine according to claim 1, the component that pushes includes being set to
Convex block and convex block of the rear end cap on one end face of middle case fix as one with rear end cap, and there are two convex block settings and edge
The axially symmetric disposition of shaft, spacing arrangement between two convex blocks, a two convex blocks end face close to each other is provided with and the coaxial cloth of shaft
The arc groove set, the axial direction that the slide cartridge to match with arc groove, slide cartridge and arc groove are provided between two convex blocks along shaft are constituted
Slide-and-guide cooperation, setting is parallel to the rack gear itself axially arranged on the periphery of slide cartridge, rack gear setting there are two and
Along the axially symmetric disposition of slide cartridge, rotation is provided with the axial direction of the gear being meshed with rack gear and gear between two convex block
It is parallel to the axial direction of shaft, gear is coaxially fixedly installed rotating bar and rotating bar is located at the side of convex block, and rotating bar deviates from
Gear one end is flexibly connected the connecting rod for being parallel to shaft axial direction, and the activity of connecting rod one end passes through rear end cap and extends to installation casing
Inside, connecting rod and rear end cap constitute slide-and-guide cooperation along the axial of shaft is parallel to, and are provided between the elongated end of two connecting rods
The plate that pushes being sheathed on outside shaft, and push plate and fit with greater trochanter iron core；
The connecting rod offers the card slot connected with its periphery away from plate one end is pushed, and the opening of card slot is fixedly installed vertical
Directly in the pin rod of connecting rod axial direction, the rotating bar offers the cotter way for being sheathed on pin rod away from gear one end, and cotter way is along rotating bar
Length direction arrangement, cotter way is flexibly connected cooperation with pin rod.
4. the bending moment speed regulating method of vehicle-mounted disc type electric machine according to claim 3, the drive member are set to shaft
Close to one end of rear end cap, drive member includes that coaxial sleeve pushes disk in shaft, pushes disk and shaft along its axial structure
Cooperate at slide-and-guide, push disk close to rear end cap one end and be coaxially fixedly installed sleeve, sleeve be inserted in shaft and slide cartridge it
Between, sleeve and shaft axially constitute slide-and-guide cooperation along it, and sleeve and slide cartridge rotation connection cooperate, coaxially solid in the shaft
Surely opening is provided with towards the installation cylinder for pushing disk arrangement, and installation cylinder is arranged away from sleeve one end, setting in mounting cylinder body
There is mounting groove, mounting groove is provided with multiple and arranges along circumferencial direction array where installation cylinder, the slot bottom setting of mounting groove
Camber inclined-plane and the curve slope and being radially outward gradually reduced along installation cylinder of distance between disk is pushed, in mounting groove
It is provided with the tangential direction for being axially parallel to installation cylinder place circumference of cylindricality centrifugal-block and centrifugal-block, the mounting groove
Opening is provided with matched round float plate, float plate and shaft and axially constitutes slide-and-guide cooperation, float plate along it
Medium position towards installation cylinder outer projection, it is described installation cylinder opening be fixedly installed with for float plate into
The stop collar of row constraint.
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| CN201811611059.9A CN109639045B (en) | 2018-12-27 | 2018-12-27 | The bending moment speed regulating method of vehicle-mounted disc type electric machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811611059.9A CN109639045B (en) | 2018-12-27 | 2018-12-27 | The bending moment speed regulating method of vehicle-mounted disc type electric machine |
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| CN109639045B true CN109639045B (en) | 2019-09-13 |
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| CN102255452A (en) * | 2011-07-08 | 2011-11-23 | 广东工业大学 | Hybrid excitation motor device |
| CN106712417A (en) * | 2017-03-16 | 2017-05-24 | 迈格钠磁动力股份有限公司 | Vehicular disk-type permanent magnet eddy current retarder |
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|---|---|---|---|---|
| CN2130004Y (en) * | 1992-01-10 | 1993-04-14 | 王长伦 | High speed ac motor |
| CN1104001A (en) * | 1994-12-29 | 1995-06-21 | 王逸民 | Cage ac governor motor having double stator double magnetic loop |
| JP2009011069A (en) * | 2007-06-27 | 2009-01-15 | Toyota Motor Corp | Motor-driven apparatus |
| CN101931293A (en) * | 2010-06-27 | 2010-12-29 | 天台县兴星电动车有限公司 | Double magnetic type power motor for electric bicycle and electric bicycle |
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| CN102255452A (en) * | 2011-07-08 | 2011-11-23 | 广东工业大学 | Hybrid excitation motor device |
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| CN109639045A (en) | 2019-04-16 |
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