CN108809042A - Linear motor based on radial magnetic tube - Google Patents
Linear motor based on radial magnetic tube Download PDFInfo
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- CN108809042A CN108809042A CN201710316080.5A CN201710316080A CN108809042A CN 108809042 A CN108809042 A CN 108809042A CN 201710316080 A CN201710316080 A CN 201710316080A CN 108809042 A CN108809042 A CN 108809042A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/46—Fastening of windings on the stator or rotor structure
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K41/00—Propulsion systems in which a rigid body is moved along a path due to dynamo-electric interaction between the body and a magnetic field travelling along the path
- H02K41/02—Linear motors; Sectional motors
Abstract
A kind of linear motor based on radial magnetic tube is made of stator (STA) and sub (QDZ) two large divisions of power, and the construction of stator (STA) is：In ure iron pipe (DTG) inner arc nesting stator magnetic tube (SCG), stator magnetic tube (SCG) is radial magnetic field, its internal formation stator tube (DZGD), power can walk in stator tube (DZGD)；The sub- iron core of power, it is a radial magnetic field pipe, is installed on the coil rack of a tubulose, then, around brake force subcoil (QDX), forms the sub- main body of power above；Sliding sub (HDZ) is installed at the sub- main body both ends of power becomes power (QDZ)；Power subcoil generates electromagnetic force, the movement in stator tube (DZGD) of driving power after being powered, power passes through transmission mechanism band dynamic load.
Description
Technical field：
The present invention is a kind of linear motor, belongs to motor field.The referred to as radial magnetic tube motor of the present invention.
Background technology：
Linear motor type is various, such as：AC linear induction conductivity (LIM), AC linear synchronous motor (LSM),
DC linear motor (LDM), linear stepping motor (LPM), linear electromagnetic solenoid motor (LES), linear oscillating electricity
Motivation (LOM), etc., wherein AC linear induction conductivity has obtained good application, such as high ferro, boat in power drive
Female Electromagnetical ejector etc., still, technical complexity is very high, and reliability is caused to be difficult to ensure.
The advantages of linear electromagnetic solenoid motor (LES) is simple in structure, brush DC driving；Linear electromagnetic solenoid
Motor (LES) is commonly called as voice coil motor, using operation principle identical with the voice coil in loudspeaker, an outer pipe magnetic pole set
One interior circular shaft magnetic pole forms tubular gap between interior outer magnetic pole, and circular voice coil, which is sleeved in gap, to be slided along interior circular shaft.
For now, it is obvious that mainly without solving the problems, such as long range high-power driving the shortcomings that LES.
Goal of the invention：
Present invention aim to address LES formulas motor can not long range high-power driving the problem of, by structure of modification, obtain
To a kind of Novel DC linear motor, direct current, driving force be big, efficient, the adjustable motor of driving force.
General principles：
Definition：Power (dynamicer also referred to as drives son), generates the tube of translation power.
Definition：Radial magnetic field, that is, inner arc is a pole, and outer arc is another pole.Magnetic tube is all radial magnetic field, magnetic herein
Field is all radial magnetic field.
A kind of linear motor based on radial magnetic tube, abbreviation magnetic tube motor, it is characterized in that：By stator (STA) and power
QDZ two large divisions forms, and stator length is far longer than the sub- length of power, can be considered as endless in principle analysis, and electromagnetism is pure
The construction of iron abbreviation pure iron, stator (STA) is：In ure iron pipe (DTG) inner arc nesting stator magnetic tube (SCG), stator magnetic tube
(SCG) it is radial magnetic field, internal to form stator tube (DZGD), power can walk in stator tube (DZGD)；It is dynamic
Power is made of the sub- main body of power (QZT) and sliding force (HDZ), and the sub- main body of power is by coil rack (XGJ) plus the sub- iron of power
Core (QTX) plus power subcoil (QDX) are constituted, and the structure of the sub- main body of power (QZT) is：The sub- iron core of power, it is a radial direction
Magnetic field is managed, and is installed on the coil rack of a tubulose, then, around brake force subcoil (QDX), forms power master above
Body；Sliding force (HDZ) is installed at the sub- main body both ends of power becomes power (QDZ) afterwards；Sensing is installed on power and stator
Device group (CGQ) obtains the physical quantity of power to control its driving current and voltage swing；After power subcoil is powered, electric current
It interacts with stator field, generates electromagnetic force, driving power movement, power in stator tube (DZGD) pass through biography
Motivation structure band dynamic load；Magnetic tube is all radial magnetic field, that is, inner arc is a pole, and outer arc is another pole.
In order to describe simplicity, vocabulary herein first provides defined below and agreement：
● magnetic shoe (stator magnetic shoe (SCW) and the sub- magnetic shoe of power (QCW)), including hard ferromagnetic magnetic shoe and electromagnet magnetic shoe.
● cross sectional shape：Single section includes that (circular cross-section, elliptic cross-section, parabola are cut in various curve shape sections
Face) and polygonal cross-section (rectangular section, trapezoid cross section)；Compound shape (abbreviation complex) section is multiple single sections
Combination, typically arched door section, upper part are semi-circular section, and lower part is rectangular section；Cross sectional shape refers to single section
With compound cross-sectional profile.
● tube section：The general designation of various tubulose body sections, refers to the section of all cylinders, pipe, axis, including stator (STA), pure
Iron pipe (DTG), stator magnetic tube (SCG), gas tube JXT, the sub- iron core QTX of power, power subcoil (QDX), coil rack coil
The section of skeleton (XGJ) coil rack (XGJ), sliding (HDZ), end iron core DBTX.
● line of collimation：As soon as the stator of bending, when radius of curvature is infinitely great at linear stator, in order to describe letter
It is clean, when defining radius of curvature herein more than 20 times of the sub- length of power, the curve is claimed to be known as line of collimation, so, straight line includes slow
The curve of bending.
● radial magnetic tube：Its magnetic line of force direction is the permanent magnetism pipe (also known as radiating ring) in radial radiation direction, the i.e. inner wall of pipe
For a pole, and pipe outer wall is another pole, with the polarity that inner wall polarity mark is radial magnetic tube, such as：SCGNIndicate stator magnetic tube
Inner wall is the poles N, reversed magnetic tube and magnetic tube in the same direction：The consistent magnetic tube in magnetic line of force direction is magnetic tube in the same direction, and magnetic line of force direction is opposite
Magnetic tube is reversed magnetic tube.
● zero clearance：Referring to two proximal surfaces to be in close contact and fricton-tight, gap is considered as zero, such as sheath and the sub- magnetic tube of power,
The sub- magnetic tube of power and power subcoil (QDX), power subcoil (QDX) are all zero clearance between coil rack.
● microgap：Refer to two proximal surfaces not contact, also include two proximal surfaces is lubrication without friction but gap very little when relative motion
Formula contacts, and power is microgap between frictional force very little, such as the sub- outer wall of power and stator inner wall.
● outer czermak space：Gap between the sub- outer wall of power and stator inner wall claims outer czermak space.
● there are many soft iron magnetic material, including electromagnetic pure iron and silicon steel, refer to soft iron magnetic material with electromagnetic pure iron herein
(abbreviation pure iron, the electromagnetic pure iron label DT using China starts as label, such as ure iron pipe (DTG)；Hard ferromagnetic material is very
It is more, including ferrite and neodymium iron boron.
Complex：The object being made of multiple components, such as stator (STA) are by ure iron pipe (DTG) inner wall sleeve stator
The complex that magnetic tube (SCG) is constituted, the point for being directed toward line meaning are directed toward circle replacement with one, which spans ure iron pipe
(DTG) and two devices of stator magnetic tube (SCG)；Stator (STA) entangles stator magnet pipe by ure iron pipe (DTG) inner wall grown very much
(SCG) it constitutes, ure iron pipe is the long tube made with soft iron magnetic material, and stator magnetic tube (SCG) is that hard magnetic material or electromagnetism are iron
The radial magnetic tube made, stator magnet inside pipe wall are exactly stator inner wall, and stator (STA) tube section inner circumferential shape is managed with power (QDZ)
Cross sectional periphery shape is identical, also, stator (STA) tube section inner circumferential is micro- more than power (QDZ) tube section periphery, microgap
Ground is sleeved on the sub- outer wall of power,
Power：It is made of the sub- main body of power and sliding.
The component of the sub- main body of power is respectively：The sub- iron core of power, power subcoil (QDX), coil rack.
The sub- iron core QTX of power has two kinds of soft magnetism formula and Hard Magnetic formula, is vortexed in order to avoid being formed, the Hard Magnetic of metal material manufacture
At least one insulation seam JYF should be all cut in radial and axially determining plane with the sub- iron core of soft magnetism power, make power
Iron core cannot be formed into a loop in circumferencial direction.
Power subcoil (QDX)：Coiling forms on coil rack coil rack (XGJ) coil rack (XGJ).
The magnetic line of force direction of stator is just perpendicular to power subcoil (QDX) tube wall face, after power subcoil (QDX) is powered
By axial force, entire power is driven to be walked in stator tube (DZGD), regulating winding size of current can adjust dynamic
The axial force size that power is subject to is stretched equipped with driving hook (QDG), driving hook from the driver slot (QDC) on stator on power
Go out to outside, drives driven member movement；In order to reduce frictional force when power is walked, need at the sub- main body both ends of power
Installation sliding.
Buffer HCQ is installed to reduce impact force of power to end in stator end.
Embodiment
Embodiment 1：A kind of linear motor based on radial magnetic tube, abbreviation magnetic tube motor, it is characterized in that：By stator (STA)
With sub (QDZ) two large divisions composition of power, stator length is far longer than the sub- length of power, can be considered as nothing in principle analysis
The construction of limit for length, stator (STA) is：In ure iron pipe (DTG) inner arc nesting stator magnetic tube (SCG), stator magnetic tube (SCG) is diameter
Internal to form stator tube (DZGD) to magnetic field, power can walk in stator tube (DZGD)；Power is by moving
The sub- main body of power (QZT) and sliding sub (HDZ) are constituted, and the sub- main body of power is added by coil rack (XGJ) plus the sub- iron core of power (QTX)
Power subcoil (QDX) is constituted, and the structure of the sub- main body of power (QZT) is：The sub- iron core of power, it is a radial magnetic field pipe, quilt
, around brake force subcoil (QDX), the sub- main body of power is formed on the coil rack of a tubulose, then above；Power
Sliding sub (HDZ) is installed at main body both ends becomes power (QDZ) afterwards；Sensor group (CGQ) is installed on power and stator,
The physical quantity of power is obtained to control its driving current and voltage swing；After power subcoil is powered, electric current and stator field
Interaction, generates electromagnetic force, and driving power movement, power in stator tube (DZGD) are driven by transmission mechanism
Load；Magnetic tube is all radial magnetic field, that is, inner arc is a pole, and outer arc is another pole.
Embodiment 2：Including a kind of hard ferromagnetic magnetic watts type stator magnetic tube (SCG),
It is pipeline of the root diameter to unidirectional magnetic field, and one of building method is：Stator magnetic tube (SCG) is by many stator magnetic shoes
(SCW) it being spliced (Fig. 1 .3) in ure iron pipe (DTG) inner arc, stator magnetic shoe (SCW) is radial magnetic field, so, stator magnetic tube
(SCG) it is also radial magnetic field.
Embodiment 3：A kind of construction of stator magnetic tube (SCG)：
Using monoblock type radial direction magnetic tube.
Embodiment 4：Including a kind of electromagnet tile style stator magnetic tube (SCG),
It is spliced by many radial electromagnet watt (Fig.1.4) in ure iron pipe (DTG) inner arc, when power is run to
When some position of stator, the ferroelectric watt of this position is powered, and generates radial magnetic field；When power leaves some position, this
The ferroelectric watt of a position powers off, and magnetic field disappears.
Embodiment 5：
A kind of stator of band driver slot (QDC), construction is (Fig. 1)：A drive has been opened along stator (STA) duct orientation
The driving hook (QDG) of dynamic slot (QDC), power reaches towing load outside stator (STA), when power is in stator tube
(DZGD) when being walked in, driving hook drives the load；
Embodiment 6：Including power,
Power (QDZ) (Fig. 1) construction is to install sliding sub (HDZ) (figure at the both ends the sub- main body of power (QZT) (Fig. 1 .5)
1, Fig. 1 .2)；The structure of the sub- main body of power (QZT) is：One tubulose is installed in coil rack (XGJ) outer layer of a tubulose
The sub- iron core of power (QTX), then the coiling on the sub- iron core of power (QTX), forms the power subcoil of a tubulose
(QDX), coil rack (XGJ) plus the sub- iron core of power (QTX) plus power subcoil (QDX) are equal to the sub- main body of power；The sub- iron of power
Core (QTX) is radial hard ferromagnetic or electromagnet tubular body, and magnetic direction is consistent with stator, is responsible for intercepting the negative sense magnetic line of force, change
Varying magnetic field is distributed, so that the positive magnetic line of force of power subcoil position is more than the negative sense magnetic line of force, so, power subcoil is powered
After will will produce electromagnetic force.
When stator is endless unidirectional magnetic field structure, since the magnetic line of force is closed curve, so portion is a certain in the stator
Position, positively and negatively magnetic flux net value can be equal to zero, if not changing Distribution of Magnetic Field, and power subcoil will not after being powered
Generate electromagnetic force.
Embodiment 7：A kind of sub- iron core of hard ferromagnetic material power (QTX),
There are whole tubular type and sub- two kinds of the tubular type of magnetic shoe QCW splicings of power (so (QTX) and (QCW) direction is same in Fig. 1 .5
A place), in order to avoid vortex, the sub- iron core of power (QTX) insulate in circumferencial direction, and ferrite itself is insulation, for rubidium
The sub- iron core of iron boron power (QTX) insulate at splicing seams or opens insulation and stitches；Install sliding in the both ends the sub- main body of power (QZT)
Sub (HDZ) becomes power afterwards；With magnetic field interaction after the energization of power subcoil, electromagnetic force is generated, driving power is in pipe
It is moved in road, power passes through transmission mechanism band dynamic load；
Embodiment 8：A kind of sub- iron core of electromagnet power (QTX),
It is by many radial electromagnet watt (Fig.1.4) in coil rack coil rack (XGJ) coil rack (XGJ) outer arc
It is spliced,
Embodiment 9：The cross sectional shape of several motors,
The cross sectional shape of all tubuloses or tubulose includes circle, ellipse, rectangle, polygon and their complex；
One of which compound shape is arch door shape (Fig. 2), and the first half is semicircle, and lower half is rectangle.
Embodiment 10：A kind of structure of alternative expression stator magnetic tube (SCG)
Stator magnetic tube (SCG) is formed by connecting by many short magnetic tubes, and the magnetic direction of adjacent short magnetic tube is opposite (Fig. 4), is
Description is simple, definition：Short magnetic tube SCGNInner arc be the poles N, as positive direction, SCGSInner arc be the poles S, as negative direction；
The stator magnetic tube inner arc is the magnetic field of N-S-N-S alternating directions, magnetic tube SCGNAnd SCGSBetween also press from both sides one without magnetic tube SCGX,
That is, SCGN-SCGX-SCGS-SCGX-SCGN-SCGX-SCGS... alternately, so very more magnetic loops can be formed, avoid
Positively and negatively magnetic flux net value is equal to zero,
The sub- iron core of power (QTX) is manufactured with soft iron magnetic material, can also cancel the sub- iron core of power (QTX),
When power (QDZ) is in positive magnetic tube SCGNWhen section, power subcoil forward direction be powered can by forward drive power,
Reversed be powered can be by reverse actuating force；Conversely, when power is in negative magnetic tube SCGSWhen section, power subcoil reversely leads to
Electricity can be by forward drive power, and forward direction is powered can be by reverse actuating force.So power sub-line enters magnetic direction change
When region, need to change the power supply direction to power subcoil to ensure to drive force direction consistent,
Without magnetic tube SCGXSection will not generate driving force to power subcoil (QDX), be for changing power subcoil electricity
Flow the transition section in direction.In order to determine the position for the current direction for changing power subcoil, needs to be arranged on power and visit
The sensor of magnetic direction is surveyed, the sub- present position of detection power is in positive flux field area or negative fluxfield area either in magnetic field transition
Area, then current direction is changed by controller.
Embodiment 11：A kind of closed stator structure
Its ure iron pipe (DTG) is a sealing pipeline (Fig. 3), using this structure, can design one kind in quasi- vacuum
The bullet train run in pipeline, power are that compartment (CX) greatly reduces air pair after stator tube is pumped into quasi- vacuum
The resistance that the movement of power generates.
Embodiment 12：A kind of wheel-track type sliding minor structure,
At stator inner arc attachment rail (DG is shown in Fig. 1 .3, Fig. 2), track is embedded in stator magnetic tube, does not protrude into stator
The surface of magnetic tube；Idler wheel, which is mounted on slide mass (HDT), forms sliding (Fig. 2 .1), and idler wheel can roll on guide rail (DG)
It is dynamic；Driving hook is fixed on sliding；Track can also serve as power lead and signal conductor.
Embodiment 13：One of the structure for sliding son is that electromagnetic levitation type sliding is sub (Fig. 2 .2),
In the one circle hard ferromagnetic magnet or electromagnet (XFC) of periphery installation of slide mass, referred to as suspension magnet XFC, XFC's
The magnetic direction of magnetic direction and stator magnetic tube (SCG) floats sliding sub (HDZ) on the contrary, two magnetic fields generation repulsive forces；
It can also be that two methods of electromagnetic levitation type and wheel-track type are combined to slide son；
Embodiment 14：The power supply mode of power two kinds of coils of son,
One is being powered by guide rail (DG), one is cables to pass through from driver slot (QDC), connects power supply and power sub-line
Circle.
Embodiment 15：The sensor group (CGQ) of magnetic tube motor,
Sensor group (CGQ) is installed on power and stator, detects crucial physical quantity (including speed, stress, position
Set, magnetic direction), these physical quantitys are obtained to control electric current and voltage swing；
Embodiment 16：Towed radial direction magnetic tube motor (Fig. 5),
The installation of stator both ends is known as the pulley of traction wheel QYL, and the end iron core at stator both ends has through-hole to be known as towing pad
The both ends QYK, traction rope QYS are connected to the sub- both ends of power by being each passed through two towing pads, and power subband moves traction rope
(QYS) and draw hook (QYG) drives external load.
It is similar with traction rope, traction rope can be made into draw bar, external load is driven with the draw hook on draw bar.
Embodiment 17：A kind of arrester wires (Fig. 6),
The traction rope of (Fig. 6) being made of a pair of towed radial magnetic tube motor, a pair of towed radial magnetic tube motor connect
It is connected into one, after power is powered, arrester wires ZLS will produce the reversal interlocking relay to aircraft FJ, that is, generate the braking to aircraft
Power.
Embodiment 18：The structure (Fig. 8) for maintaining driving force constant,
It notices：The sub- speed of power is bigger, and the back-emf of generation can be bigger, and the electrical source voltage balanced out is bigger so that drives
Electrokinetic potential becomes smaller → and driving current becomes smaller → and the sub- drive of power becomes smaller, for aircraft class load, needs basic in ejection cycle
Keep drive constant magnitude, that is, need to maintain driving constant potential, it is necessary to as the sub- speed of power increases and increase power supply electricity
Gesture synchronizes and balances out the sub- back-emf of power, to keep driving current constant.There are many ways to gradually increasing electrical source voltage,
Power supply unit is connected and is accessed one by one, is one of method, the access method one by one of power supply unit, including electric brush type and switching regulator,
Electric brush type：A brush is installed on driving hook, electrical source voltage is gradually increased with the sliding position of brush；
Switching regulator,：With the movement of power, sensor signal is supplied to control circuit gradually to connect switch, thus by
Cumulative power-up source potential；Control the normally-closed contact K of switch1、K2、……、Kn-2、Kn-1、KnIt disconnects one by one, the electricity of power supply unit
Gesture is gradually superimposed upon between feed cable positive (DL+) and feed cable cathode (DL-)；
Switching regulator 1：The sub- position control formula switch of power, installs row's sensor, with dynamic beside the track of power
The movement position of power, sensor signal are supplied to control circuit gradually to connect switch, to gradually increase electrical source voltage；
Switching regulator 2：The sub- speed control formula switch of power, as soon as velocity coils, the velocity coils are installed on power
As an individual power subcoil, but conducting wire is very thin, is wound around duct along power subcoil, with power
The signal of the increase of sub- speed, velocity coils output is more and more stronger, which is supplied to control circuit gradually to turn on
It closes, to gradually increase electrical source voltage；
Switching regulator 3：Power driving current control formula switch, cable fixing end one in a coil, coil
A iron core, iron core is against a transmitter based on Hall element, when electric current is less than setting value, under iron-core magnetic induction intensity
It is brought down below setting value, is measured by transmitter, control circuit is supplied to, connects and increases electrical source voltage switch；
Embodiment 19：Using feedback dynamic brake structure,
Feed back dynamic brake.After the completion of load emits, it is necessary to brake power, by the dynamic of power when braking
It is necessary that can recycle into power supply electric energy, a position sensor is installed in the position that ejection is just completed, by motor
State switches to Generator Status, and after load is launched, power can also retain prodigious kinetic energy, when power encounters position
After setting sensor, magnetic tube motor has switched to generator by motor, is generated electricity using the remaining kinetic energy of power, is filled to power supply
Electricity；
Embodiment 20：Magnetic tube motor (Fig. 7 of magnetic artillery and rocket primary emission；Fig. 7 .1),
Magnetic artillery is made of magnetic tube motor CTDJ and shell pipe PDT, the big gun in magnetic tube motor CTDJ driving shell pipes PDT
Bullet gradually becomes the direction that points into the sky by horizontal direction, because magnetic artillery can be made very long, radius of curvature is very big, curved
It is bent very gentle, it is mounted on fort PT.For the shell of gunpowder transmitting, because to consider to receive the thrust exploded, shell tail
Portion is flat, and the air drag being in-flight subject to is very big；And the shell of magnetic artillery launches away, can make it is streamlined,
The air drag being in-flight subject to is more much smaller than horizontal tail shell, and range is made to increase；
This method can be used for rocket launching, increase a ground launch primary.
Description of the drawings：
Explained number in preceding figure, is directly listed in rear figure, only explains new number.
Fig. 1 --- magnetic tube motor front view
(CTDJ is the label of magnetic tube motor, because Fig. 1 is integrally CTDJ, CTDJ is not marked in Fig. 1, is being schemed
It is marked in 5 and Fig. 6).STA --- stator (is equal to stator magnetic tube (SCG) plus ure iron pipe (DTG))；SCG --- stator magnetic tube；
DKX --- striping；QDG --- driving hook；WJX --- external series gap；CGQ --- sensor group；DTG --- electromagnetic pure iron pipe,
Abbreviation ure iron pipe；DBTX --- end iron core；HCQ --- buffer；HDZ --- sliding；XGJ --- coil rack；
QTX --- the sub- iron core of power；QDX --- power subcoil；QDZ --- power；DZGD --- stator tube；
Fig. 1 .1 --- magnetic tube motor sectional view.
PJF --- splicing seams and the seam that insulate；QTX；(QCW, QTX) --- the sub- magnetic shoe of power and the sub- iron core of power (power
Iron core is spliced by the sub- magnetic shoe of many power, so being directed toward the same place)；DG --- guide rail；DTG；SCG；(SCW,
SCG) --- stator magnetic shoe and stator magnetic tube (the stator magnetic tube being spliced by stator magnetic shoe, so being directed toward the same place)；
STA；QDC --- driver slot；QDX；XGJ；WJX.
Fig. 1 .2 --- the sub- front view of power.
HDZ；DTG；QDG；STA；QTX；SCG；QDX；XGJ；WJX；CGQ；QDZ；
Fig. 1 .3 --- magnetic tube motor stator sectional view.
DG；DTG；(SCW, SCG)；STA；QDC；SCG；QDG；QDX；XGJ；WJX.
The sectional view of Fig. 1 .4 --- electromagnet type stator magnetic shoe or the sub- magnetic shoe of power.
ECW --- electromagnetic earthen, the general designation of electromagnet type stator magnetic shoe (SCW) and the sub- magnetic shoe of electromagnet type power (QCW)；
CWT --- magnetic shoe iron core；CWX --- magnetic shoe coil.
QCW Fig. 1 .5 --- the sub- sectional view of magnetic tube motor power.
PJF；(QCW, QTX)；QDX；XGJ；QZT --- the sub- main body of power；
The stator and the sub- sectional view of main part of power of Fig. 2 --- complex magnetic tube motor.
PJF；DG；(QCW, QTX)；DTG；(SCW, SCG)；STA；QDC；QDX；XGJ；WJX；
The stator and wheel-track type of Fig. 2 .1 --- complex magnetic tube motor slide sub- sectional view.
HDT --- slide mass；GL --- idler wheel；DG；DTG；(SCW, SCG)；STA；QDG；QDC；WJX；
The stator and electromagnetic levitation type of Fig. 2 .2 --- complex magnetic tube motor slide sub- sectional view.
HDT；XFC --- suspension magnet；DTG；SCG；STA；QDG；QDC；WJX；
The stator and the sub- sectional view of main part of power of Fig. 3 --- closed complex magnetic tube motor.
GL；CX --- compartment；QTX；DTG；(SCW, SCG)；STA；QDX；XGJ；WJX；
Fig. 4 --- magnetic field is alternately arranged the magnetic tube motor front view of formula stator magnetic tube.
DTG；DKX；SCGS--- the stator magnetic tube of the poles inner arc S；SCGN--- the stator magnetic tube of the poles inner arc N；SCGX--- it is fixed
In sub- magnetic tube without magnetic tube；DBTX；
Fig. 5 --- towed magnetic tube motor front view
QYG --- draw hook；QYS --- traction rope；QYK --- towing pad；QYL --- traction wheel；
Fig. 6 --- arrester wires front view of the towed magnetic tube motor to composition
ZLS --- arrester wires；FJ --- aircraft；QYK；QYL；
Fig. 7 --- magnetic artillery side schematic view.
PDT --- shell pipe；CTDJ --- magnetic tube motor；SP --- hillside；PT --- fort；
Fig. 7 .1 --- magnetic artillery schematic cross-section.
PDT；CTDJ；QDC --- driver slot；MFG --- seal pipe；DLC --- cable car；
Fig. 8 --- stagewise capacitance or battery-type power supply schematic diagram.
C0~Cn--- grading capacitance or accumulator；K1~Kn--- diversity switch；DL+ --- feed cable anode；
DL- --- feed cable cathode；LXG --- solenoid；DLT --- current monitoring iron core；HEY --- Hall element；
BSQ --- transmitter；XHX --- signal wire.
Claims (10)
1. a kind of linear motor based on radial magnetic tube, abbreviation magnetic tube motor, it is characterized in that：By stator (STA) and power
(QDZ) two large divisions forms, and stator length is far longer than the sub- length of power, can be considered as endless, stator in principle analysis
(STA) construction is：In ure iron pipe (DTG) inner arc nesting stator magnetic tube (SCG), stator magnetic tube (SCG) is radial magnetic field, in
Portion forms stator tube (DZGD), and power can walk in stator tube (DZGD)；Power is by the sub- main body of power (QZT)
It is constituted with sliding sub (HDZ), the sub- main body of power is by coil rack (XGJ) plus the sub- iron core of power (QTX) plus power subcoil (QDX)
It constitutes, the structure of the sub- main body of power (QZT) is：The sub- iron core of power, it is a radial magnetic field pipe, is installed in tubulose
On coil rack, then above around brake force subcoil (QDX), the formation sub- main body of power；Install cunning in the sub- main body both ends of power
It is sub (QDZ) that mover (HDZ) becomes power afterwards；Sensor group (CGQ) is installed on power and stator, obtains the physical quantity of power
To control its driving current and voltage swing；After power subcoil is powered, electric current interacts with stator field, generates electromagnetism
Power, the movement in stator tube (DZGD) of driving power, power pass through transmission mechanism band dynamic load；Magnetic tube is all radial magnetic
, that is, inner arc is a pole, and outer arc is another pole.
2. the linear motor according to claim 1 based on radial magnetic tube, is further characterized in：Including one by pure iron
Pipe (DTG) entangles the stator (STA) that ferromagnetic stator magnetic tube (SCG) is combined into, and stator magnetic tube (SCG) is a radial magnetic field
Pipeline, building method is：It is by many hard ferromagnetic stator magnetic shoes (SCW) or electromagnet watt (ECW) in ure iron pipe (DTG)
Arc is spliced, and stator magnetic shoe (SCW) is single radial magnetic field, so, stator magnetic tube (SCG) is also single radial magnetic field；Electromagnet
Watt (ECW) uses trailing type magnetic field, and when power runs to some position of stator, the ferroelectric watt of this position is powered, production
Raw radial magnetic field；When power leaves this position, the ferroelectric watt of this position powers off, and magnetic field disappears.
3. the linear motor according to claim 1 based on radial magnetic tube, is further characterized in：It is passed including a power
Delivery device, there are two types of modes：
One is the modes that driving hook adds driver slot, and a kind of stator of band driver slot (QDC), construction is (Fig. 1), along stator
(STA) duct orientation has opened a driver slot (QDC), and it is fixed that the driving hook (QDG) on power is reached across driver slot (QDC)
Towing load outside sub (STA), when power is walked in stator tube (DZGD), driving hook drives (QDG) dynamic load；
One is towed driving, towed radial direction magnetic tube motor (Fig. 5), stator both ends installation is known as the pulley of traction wheel QYL,
The end iron core at stator both ends has through-hole to be known as towing pad QYK, and the both ends traction rope QYS connect by being each passed through two towing pads
The sub- both ends of power are connected to, power subband moves traction rope (QYS) and draw hook (QYG) to drive external load.
4. the linear motor according to claim 1 based on radial magnetic tube, is further characterized in：Including a power
Son,
Power (QDZ) (Fig. 1) construction is to install sliding sub (HDZ) (Fig. 1, figure at the both ends the sub- main body of power (QZT) (Fig. 1 .5)
1.2)；The structure of the sub- main body of power (QZT) is：The power of one tubulose is installed in coil rack (XGJ) outer layer of a tubulose
Sub- iron core (QTX), then the coiling on the sub- iron core of power (QTX), forms the power subcoil (QDX) of a tubulose, line
Ring framework (XGJ) plus the sub- iron core of power (QTX) plus power subcoil (QDX) are equal to the sub- main body of power；The sub- iron core of power (QTX) is
Radial hard ferromagnetic or electromagnet tubular body, magnetic direction is consistent with stator, is responsible for intercepting the negative sense magnetic line of force, changes magnetic field point
Cloth, so that the positive magnetic line of force of power subcoil position is more than the negative sense magnetic line of force, so, power subcoil will will produce after being powered
Electromagnetic force；
There are two types of the power supply modes of power subcoil, and one is being powered by guide rail (DG), one is cables from driver slot (QDC)
It passes through, connects power supply and power subcoil.
5. the linear motor according to claim 1 based on radial magnetic tube, is further characterized in：A kind of magnetic field alternating row
Column stator magnetic tube,
One of the structure of the stator magnetic tube (SCG) is：Stator magnetic tube (SCG) is formed by connecting by many short magnetic tubes, adjacent short magnetic
The magnetic direction of pipe is opposite (Fig. 4), simple in order to describe, definition：Short magnetic tube SCGNInner arc be the poles N, as positive direction, SCGS
Inner arc be the poles S, as negative direction；The stator magnetic tube inner arc is the magnetic field of N-S-N-S alternating directions, magnetic tube SCGNAnd SCGSIt
Between also press from both sides one without magnetic tube SCGX, that is, SCGN-SCGX-SCGS-SCGX-SCGN-SCGX-SCGS... alternately, so can be formed non-
Often more magnetic loop avoids positively and negatively magnetic flux net value and is equal to zero,
The sub- iron core of power (QTX) is manufactured with soft iron magnetic material, can also cancel the sub- iron core of power (QTX),
When power (QDZ) is in positive magnetic tube SCGNWhen section, the energization of power subcoil forward direction can be by forward drive power, reversely
Energization can be by reverse actuating force；Conversely, when power is in negative magnetic tube SCGSWhen section, power subcoil is reversely powered can be by
To forward drive power, forward direction is powered can be by reverse actuating force.So when power sub-line enters the region of magnetic direction change,
Need to change the power supply direction to power subcoil to ensure to drive force direction consistent,
Without magnetic tube SCGXSection will not generate driving force to power subcoil (QDX), be for changing power subcoil current direction
Transition section.In order to determine the position for the current direction for changing power subcoil, the setting detection magnetic field on power is needed
The sensor in direction, detection power present position are in positive flux field area or negative fluxfield area either in magnetic field transition region, then
Change current direction by controller.
6. the linear motor according to claim 1 based on radial magnetic tube, is further characterized in：A kind of closed stator
(STA),
Its ure iron pipe (DTG) is a sealing pipeline (Fig. 3), using this structure, can design one kind in quasi- vacuum pipe
The bullet train of middle operation, power is compartment CX, after stator tube is pumped into quasi- vacuum, greatly reduces air to power
Move the resistance generated.
7. the linear motor according to claim 1 based on radial magnetic tube, is further characterized in：The structure of son is slided,
Structure that there are two types of sliding,
One is wheel-track type sliding, and in stator inner arc installation guide rail (DG is shown in Fig. 1 .3, Fig. 2 .1), guide rail (DG) is embedded in fixed
In sub- magnetic tube, the surface of stator magnetic tube is not protruded into；Idler wheel, which is mounted on slide mass (HDT), forms sliding (Fig. 2 .1), idler wheel
It can be rolled on guide rail (DG)；Driving hook is fixed on sliding；Track can also serve as power lead and signal conductor；
One is electromagnetic levitation type sliding to claim in the one circle hard ferromagnetic magnet of periphery installation or electromagnet (Fig. 2 .2) of slide mass
For the magnetic direction of suspension magnet magnet XFC, XFC and the magnetic direction of stator magnetic tube (SCG) on the contrary, two magnetic fields generate repulsion
Power floats sliding sub (HDZ)；
It can also be that two methods of electromagnetic levitation type and wheel-track type are combined to slide son.
8. the linear motor according to claim 1 based on radial magnetic tube, is further characterized in：A kind of magnetic tube electric motor type
Arrester wires,
(Fig. 6) being made of a pair of towed radial magnetic tube motor, the traction rope QYS connections of a pair of towed radial magnetic tube motor
Cheng Yigen arrester wires ZLS, after power is powered, arrester wires ZLS will produce the reversal interlocking relay to aircraft FJ, that is, generate to aircraft
Brake force.
9. the linear motor according to claim 1 based on radial magnetic tube, is further characterized in：A kind of magnetic tube electric motor type
Magnetic artillery and rocket launching are primary,
Magnetic artillery is made of magnetic tube motor CTDJ and shell pipe PDT, the shell in magnetic tube motor CTDJ driving shell pipes PDT, by
Horizontal direction gradually becomes the direction that points into the sky, because magnetic artillery can be made very long, radius of curvature is very big, and bending is very flat
It is slow, it is mounted on fort PT.For the shell of gunpowder transmitting, because to consider to receive the thrust exploded, projectile tail is flat
, the air drag being in-flight subject to is very big；And the shell of magnetic artillery launches away, can make it is streamlined, in-flight
The air drag being subject to is more much smaller than horizontal tail shell, and range is made to increase；
This method can be used for rocket launching, increase a ground launch primary.
10. the linear motor according to claim 1 based on radial magnetic tube, is further characterized in：It is maintained including one
The constant device of driving force,
The device synchronizes as the sub- speed of power increases and increases electrical source voltage and balances out the sub- back-emf of power, to keep driving
Streaming current is constant.There are many ways to gradually increasing electrical source voltage, power supply unit is connected and is accessed one by one, is one of method,
The access method one by one of power supply unit, including electric brush type and switching regulator,
Electric brush type：A brush is installed on driving hook, electrical source voltage is gradually increased with the sliding position of brush；
Switching regulator,：With the movement of power, sensor signal is supplied to control circuit gradually to connect switch, to gradually increase
Power up source potential；Control the normally-closed contact K of switch1、K2、……、Kn-2、Kn-1、KnIt disconnects one by one, the potential of power supply unit is gradual
It is superimposed upon between feed cable positive (DL+) and feed cable cathode (DL-)；
Switching regulator 1：The sub- position control formula switch of power, installs row's sensor, with power beside the track of power
Movement position, sensor signal is supplied to control circuit gradually to connect switch, to gradually increase electrical source voltage；
Switching regulator 2：The sub- speed control formula switch of power, installs a velocity coils, the velocity coils are just as one on power
A individual power subcoil is the same, but conducting wire is very thin, is wound around duct along power subcoil, with the sub- speed of power
Increase, the velocity coils output signal it is more and more stronger, which is supplied to control circuit gradually to connect switch, thus
Gradually increase electrical source voltage；
Switching regulator 3：Power driving current control formula switch, cable fixing end in a coil, coil an iron
Core, iron core is against a transmitter based on Hall element, and when electric current is less than setting value, iron-core magnetic induction intensity drops to low
It in setting value, is measured by transmitter, is supplied to control circuit, connected and increase electrical source voltage switch.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710316080.5A CN108809042A (en) | 2017-04-26 | 2017-04-26 | Linear motor based on radial magnetic tube |
| PCT/CN2018/000140 WO2018196435A1 (en) | 2017-04-26 | 2018-04-12 | Radial magnetic tube-based linear motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710316080.5A CN108809042A (en) | 2017-04-26 | 2017-04-26 | Linear motor based on radial magnetic tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108809042A true CN108809042A (en) | 2018-11-13 |
Family
ID=63919427
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710316080.5A Pending CN108809042A (en) | 2017-04-26 | 2017-04-26 | Linear motor based on radial magnetic tube |
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| Country | Link |
|---|---|
| CN (1) | CN108809042A (en) |
| WO (1) | WO2018196435A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110588362A (en) * | 2019-09-06 | 2019-12-20 | 中国人民解放军国防科技大学 | Electromagnetic transmitting device |
| CN112932933A (en) * | 2021-01-27 | 2021-06-11 | 深圳市文森特技术有限公司 | Reciprocating motion mechanism |
| WO2022047891A1 (en) * | 2020-09-01 | 2022-03-10 | 瑞声声学科技(深圳)有限公司 | Linear motor |
| WO2024000711A1 (en) * | 2022-06-30 | 2024-01-04 | 瑞声光电科技(常州)有限公司 | Control method for multi-rotor direct drive transmission system and related device |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1069370A (en) * | 1992-06-15 | 1993-02-24 | 宁波大学 | Helix type linear step motor |
| JP2001086725A (en) * | 1999-09-10 | 2001-03-30 | Nikon Corp | Linear motor, stage system, and aligner |
| CN104052234B (en) * | 2014-06-10 | 2016-04-27 | 江苏大学 | A kind of electromagnetic vehicle suspension drives by the fault-tolerant permanent-magnet linear actuator of five phase cylinder types |
| WO2016066129A1 (en) * | 2014-10-30 | 2016-05-06 | 陈启星 | Linear motor based on radial magnetic tube |
-
2017
- 2017-04-26 CN CN201710316080.5A patent/CN108809042A/en active Pending
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2018
- 2018-04-12 WO PCT/CN2018/000140 patent/WO2018196435A1/en active Application Filing
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110588362A (en) * | 2019-09-06 | 2019-12-20 | 中国人民解放军国防科技大学 | Electromagnetic transmitting device |
| WO2022047891A1 (en) * | 2020-09-01 | 2022-03-10 | 瑞声声学科技(深圳)有限公司 | Linear motor |
| CN112932933A (en) * | 2021-01-27 | 2021-06-11 | 深圳市文森特技术有限公司 | Reciprocating motion mechanism |
| CN112932933B (en) * | 2021-01-27 | 2023-12-12 | 深圳市文森特技术有限公司 | reciprocating mechanism |
| WO2024000711A1 (en) * | 2022-06-30 | 2024-01-04 | 瑞声光电科技(常州)有限公司 | Control method for multi-rotor direct drive transmission system and related device |
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| Publication number | Publication date |
|---|---|
| WO2018196435A1 (en) | 2018-11-01 |
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