CN101693472A - Repeatable locking device for magnetically suspended flywheel - Google Patents
Repeatable locking device for magnetically suspended flywheel Download PDFInfo
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- CN101693472A CN101693472A CN 200910093150 CN200910093150A CN101693472A CN 101693472 A CN101693472 A CN 101693472A CN 200910093150 CN200910093150 CN 200910093150 CN 200910093150 A CN200910093150 A CN 200910093150A CN 101693472 A CN101693472 A CN 101693472A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/16—Mechanical energy storage, e.g. flywheels or pressurised fluids
Abstract
The invention relates to a repeatable locking device for a magnetically suspended flywheel, which comprises a flywheel system, a driving mechanism and a locking mechanism, wherein the locking mechanism is arranged outside a flywheel rotor and is fixed to a flywheel base through a fastening bolt. The flywheel system mainly comprises a flywheel stator shaft, a flywheel rotor and a base; the driving mechanism mainly comprises a fixed plate, a left bearing pressure ring, an upper bearing pressure ring, a motor, a worm, a coupling joint, a worm wheel, a fixed pole, a locking fork, a spherical nut, a worm wheel link rod and a bearing; and the locking mechanism mainly comprises a spring chip seat, a spring chip, a spring chip body, a small pole, a steel rope and a connecting pole. The locking device protects a magnetically suspended flywheel system, and has the advantages of repeatable use, high reliability, simple structure and the like.
Description
Technical field
The present invention relates to a kind of repeatable locking device for magnetically suspended flywheel, have reusable, reliability is high, power consumption is little, advantages of simple structure and simple, can be used as the fender guard of magnetic bearing-supported flywheel system.
Background technology
Magnetically levitated flywheel belongs to long life, high precision spacecraft attitude control executing mechanism.Spacecraft will produce violent vibration and impact in emission process, because magnetically levitated flywheel adopts the magnetic bearing technology, have the gap between stator and the rotor, damage in order to prevent fly wheel system, need extra latching device that it is protected; In addition,, need discharge, be convenient to its work the flywheel rotor system when magnetically levitated flywheel enters planned orbit.Owing to need by a series of environmental test (frequency sweep, vibration, impact, centrifugal, high low temperature, thermal cycle etc.) before the magnetically levitated flywheel emission, need often flywheel to be locked and release.Work as flywheel in addition and become rail work, also need lock and release flywheel rotor.Present employed magnetically levitated flywheel latching device mainly contains based on carbon fiber composite material and aircraft cable latching device, wedge-taper bearing and priming system latching device, screw-and-nut latching device, pneumatic locking device, electromagnetic locking device.Wherein, based on carbon fiber composite material and aircraft cable latching device, based on wedge-taper bearing latching device with based on the bolt and nut latching device, all adopt priming system to carry out release, the reliability height, but can only disposablely use, be not easy to the ground environment test adjustment.Though pneumatic locking device is reusable, structure is complicated, and needs source of the gas, and reliability is relatively poor, and volume is big.Number of patent application 200810102392.7 described electromagnetic locking devices keep locking by the permanent magnetism suction that permanent magnetic field provides, utilize the forward of electromagnetism magnetic field and permanent magnetic field and oppositely stack, the flywheel rotor system is locked and release, realized that the repeatability of latching device is used.But locking tripping force and release gap are inversely proportional to, and the release gap can not adjust, and the debugging of latching device is brought very big inconvenience.During work, three to four electromagnetic locking devices are installed along the circumferential direction on base generally, are made when carrying out locking and carrying out release, the synchronism of electromagnet action is had relatively high expectations.In addition,, can't carry out compulsive unlocking to flywheel, greatly reduce its reliability by compulsive unlocking mechanism when latching device breaks down can not release the time.
Summary of the invention
Technology of the present invention is dealt with problems and is: overcome the deficiencies in the prior art, provide a kind of reusable, be easy to control, power consumption is little, simple in structure, magnetically levitated flywheel latching device that reliability is high.
Technical solution of the present invention is: a kind of repeatable locking device for magnetically suspended flywheel, mainly form by fly wheel system, transmission device and catch gear, and it is characterized in that: fly wheel system mainly comprises: flywheel stator axis, flywheel rotor and base; Transmission device mainly comprises: adapter plate, left bearing pressure ring, head bearing pressure ring, motor, worm screw, plunging joint, worm gear, left fixed leg, right fixed leg, left lock fork, right lock fork, left spherical nut, right spherical nut, worm gear link rod, left bearing, right bearing, head bearing and lower bearing; Catch gear mainly comprises: shell fragment seat, shell fragment, spring plate, pillar, steel rope, left joint pin and right joint pin; The flywheel stator axis is in the flywheel rotor radially inner side, and be fixed on the base, adapter plate is positioned at the flywheel rotor radial outside, and by screw retention on base, the left bearing pressure ring is positioned at the adapter plate left side, and by screw retention on adapter plate, the head bearing pressure ring is positioned at the adapter plate upper end, and by screw retention on adapter plate, motor is positioned at the adapter plate lower end, and by screw retention on adapter plate, on the worm screw, the lower end links to each other with adapter plate with the head bearing pressure ring with lower bearing by head bearing respectively, machine shaft links to each other with worm screw by plunging joint, the worm gear outward flange cooperates with worm screw by screw thread, the worm gear inboard is connected with the worm gear link rod by key, and be fixed on the worm gear link rod by nut, a worm gear link rod left side, right-hand member is loaded on the adapter plate by left bearing and right bearing respectively, left side spherical nut and right spherical nut cooperate with left lock fork and right lock fork by sphere respectively, and be loaded on the worm gear link rod by screw thread, left lock fork and right lock fork are fixed on the adapter plate by left fixed leg and right fixed leg respectively; Shell fragment seat, shell fragment, spring plate, pillar and steel rope are positioned at the flywheel rotor radial outside, the shell fragment seat is fixed on the base, shell fragment is fixed on the shell fragment seat, spring plate is fixed on the shell fragment, pillar is fixed on the spring plate, steel rope is between spring plate and pillar, and left joint pin and right joint pin are separately fixed in left lock fork and the right lock fork cylindrical hole, and the steel rope two ends link to each other with right joint pin with left joint pin respectively.Described left bearing, right bearing, head bearing and lower bearing are deep groove ball bearing.Described worm gear is the cast tin bronze material.Described worm screw and spring plate are alloy steel material.Described shell fragment is a spring steel 65Mn material.The mating surfaces of described spring plate and flywheel rotor is all made cure process.Described worm gear link rod is opposite with two sections thread rotary orientations that left spherical nut and right spherical nut cooperate, and pitch is identical.When described repeatable locking device breaks down, can chop steel rope off by the product of attacking with fire flywheel rotor is carried out compulsive unlocking.
The principle of such scheme is: when needs are locked magnetically levitated flywheel, control system control motor forward rotation, and by plunging joint drive worm screw forward rotation, after worm and gear slows down the amplification output torque, worm gear drives worm gear link rod forward rotation by key, since left spherical nut and right spherical nut two sides respectively with left lock fork and right lock fork endoporus plane contact, left spherical nut and right spherical nut axial rotation degree of freedom have been limited, thereby make left spherical nut and right spherical nut along the translation in opposite directions of worm gear link rod, thereby driving the left lock fork and the right lock fork that cooperate with left spherical nut and right spherical nut sphere respectively swings in opposite directions, make the circumference of steel rope place circle reduce, thereby make the steel rope reduced radius, by steel rope press-bending shell fragment, and make spring plate hold flywheel rotor tightly, flywheel rotor is locked.After the motor outage, because the worm thread lift angle less than the friction angle between the worm thread and the worm gear flank of tooth, promptly can produce self-locking, thereby keep the locking state of latching device.
When needs carry out release to magnetically levitated flywheel, control system control motor backward rotation, drive the worm screw backward rotation by plunging joint, after worm and gear slows down the amplification output torque, worm gear drives worm gear link rod backward rotation by key, since left spherical nut and right spherical nut two sides respectively with left lock fork and right lock fork endoporus plane contact, left spherical nut and right spherical nut axial rotation degree of freedom have been limited, thereby make left spherical nut and right spherical nut along the reverse translation of worm gear link rod, thereby drive the left lock fork and the right lock fork backswing that cooperate with left spherical nut and right spherical nut sphere respectively, thereby steel rope is unclamped, be subjected to the restoring force of curved shell fragment by self, make spring plate leave the flywheel rotor surface, realize the release of flywheel.Because shell fragment also has certain recovery elastic force after the release, thereby keeps the released state of mechanism, makes that fly wheel system can normal operation.Magnetically levitated flywheel enters planned orbit needs work, find that latching device breaks down or other reason release can not be carried out the time, at once by the ground remote control system, control firer compulsive unlocking mechanism chops steel rope off, this moment, shell fragment relied on the restoring force of self will make spring plate leave the flywheel rotor surface, realized the compulsive unlocking of flywheel.
The present invention's advantage compared with prior art is: the present invention is owing to adopt motor as actuating unit, compare the repeated locking function of having realized magnetically levitated flywheel with disposable locking device, with can repeat electromagnetic locking device and compare, its spring plate stroke can be regulated, it is the release adjustable gaps, it is convenient to have debugging, the high advantage of in light weight, reliability.Simultaneously the motor output torque can be exported bigger coupling mechanism force after slowing down through worm and gear, and Worm and worm-wheel gearing has auto-lock function, thereby can keep the locking state of flywheel better.
Description of drawings
Fig. 1 is the repeatable locking device for magnetically suspended flywheel structural representation of the technology of the present invention solution;
Fig. 2 is that motor, worm gear, the worm screw of the repeatable locking device for magnetically suspended flywheel of the technology of the present invention solution connects schematic cross-section;
Fig. 3 is that the transmission device of repeatable locking device for magnetically suspended flywheel of the technology of the present invention solution is at the locking state scheme drawing;
Fig. 3 a is that the transmission device of repeatable locking device for magnetically suspended flywheel of the technology of the present invention solution is at the locking state structural representation;
Fig. 3 b is that the transmission device of repeatable locking device for magnetically suspended flywheel of the technology of the present invention solution is at the locking state schematic cross-section;
Fig. 4 is that the transmission device of repeatable locking device for magnetically suspended flywheel of the technology of the present invention solution is at the released state scheme drawing;
Fig. 4 a is that the transmission device of repeatable locking device for magnetically suspended flywheel of the technology of the present invention solution is at the released state structural representation;
Fig. 4 b is that the transmission device of repeatable locking device for magnetically suspended flywheel of the technology of the present invention solution is at the released state schematic cross-section;
Fig. 5 is the catch gear schematic cross-section of the repeatable locking device for magnetically suspended flywheel of the technology of the present invention solution;
Fig. 6 is the steel rope schematic cross-section of the repeatable locking device for magnetically suspended flywheel of the technology of the present invention solution;
Fig. 7 is the worm gear scheme drawing of the technology of the present invention solution;
Fig. 7 a is the worm gear front view of the technology of the present invention solution;
Fig. 7 b is the worm gear cutaway view of the technology of the present invention solution;
Fig. 8 is the worm screw front view of the technology of the present invention solution;
Fig. 9 is the left lock fork scheme drawing of the technology of the present invention solution;
Fig. 9 a is the left lock fork structural representation of the technology of the present invention solution;
Fig. 9 b is the left lock fork front view of the technology of the present invention solution;
Fig. 9 c is the left lock fork cutaway view of the technology of the present invention solution;
Figure 10 is the right lock fork scheme drawing of the technology of the present invention solution;
Figure 10 a is the right lock fork structural representation of the technology of the present invention solution;
Figure 10 b is the right lock fork front view of the technology of the present invention solution;
Figure 10 c is the right lock fork cutaway view of the technology of the present invention solution;
Figure 11 is the worm gear link rod front view of the technology of the present invention solution;
Figure 12 is the left spherical nut of the technology of the present invention solution, right spherical nut scheme drawing;
Figure 12 a is the left spherical nut of the technology of the present invention solution, right spherical nut structural representation;
Figure 12 b is the left spherical nut of the technology of the present invention solution, right spherical nut front view;
Figure 12 c is the left spherical nut of the technology of the present invention solution, right spherical nut section-drawing;
Figure 13 is the adapter plate scheme drawing of the technology of the present invention solution;
Figure 13 a is the left front diagrammatic sketch of the adapter plate of the technology of the present invention solution;
Figure 13 b is the right front diagrammatic sketch of the adapter plate of the technology of the present invention solution.
The specific embodiment
As shown in Figure 1, the present invention is mainly by fly wheel system, transmission device and catch gear are formed, wherein fly wheel system is mainly by flywheel stator axis 1, flywheel rotor 2 and base 3 are formed, transmission device is mainly by adapter plate 4, left bearing pressure ring 5, head bearing pressure ring 6, motor 7, worm screw 8, plunging joint 9, worm gear 10, left side fixed leg 11A, right fixed leg 11B, left lock fork 12A, right lock fork 12B, left side spherical nut 13A, right spherical nut 13B, worm gear link rod 14, left bearing 15A, right bearing 15B, head bearing 15C and lower bearing 15D form, catch gear is mainly by shell fragment seat 111, shell fragment 112, spring plate 113, pillar 114, steel rope 115, left side joint pin 116A and right joint pin 116B form, flywheel stator axis 1 is in flywheel rotor 2 radially inner sides, and be fixed on the base 3, adapter plate 4 is positioned at flywheel rotor 2 radial outsides, and by screw retention on base 3, left bearing pressure ring 5 is positioned at adapter plate 4 left sides, and by screw retention on adapter plate 4, head bearing pressure ring 6 is positioned at adapter plate 4 upper ends, and by screw retention on adapter plate 4, motor 7 is positioned at adapter plate 4 lower ends, and by screw retention on adapter plate 4, on the worm screw 8, the lower end links to each other with adapter plate 4 with head bearing pressure ring 6 with lower bearing 15D by head bearing 15C respectively, motor 7 rotating shafts link to each other with worm screw 8 by plunging joint 9, worm gear 10 outward flanges cooperate with worm screw 8 by screw thread, worm gear 10 inboards are connected with worm gear link rod 14 by key, and be fixed on the worm gear link rod 14 by nut, worm gear link rod 14 left sides, right-hand member is loaded on the adapter plate 4 by left bearing 15A and right bearing 15B respectively, left side spherical nut 13A and right spherical nut 13B cooperate with left lock fork 12A and right lock fork 12B by sphere respectively, and be loaded on the worm gear link rod 14 by screw thread, left lock fork 12A and right lock fork 12B are fixed on the adapter plate 4 by left fixed leg 11A and right fixed leg 11B respectively; Shell fragment seat 111, shell fragment 112, spring plate 113, pillar 114 and steel rope 115 are positioned at flywheel rotor 2 radial outsides, shell fragment seat 111 is fixed on the base 3, shell fragment 112 is fixed on the shell fragment seat 111, spring plate 113 is fixed on the shell fragment 112, pillar 114 is fixed on the spring plate 113, steel rope 115 is between spring plate 113 and pillar 114, left side joint pin 116A and right joint pin 116B are separately fixed in left lock fork 12A and the right lock fork 12B cylindrical hole, and steel rope 115 two ends link to each other with right joint pin 116B with left joint pin 116A respectively.When concrete the application, the catch gear of repeatable locking device for magnetically suspended flywheel of the present invention generally needs 6 to 12 circumferencial directions that are distributed on the magnetically levitated flywheel rotor, realizes locking and unlocking function to magnetically levitated flywheel.
Used worm gear 10 materials of the invention described above are cast tin bronze; Worm screw 8 materials are alloy steel; Steel rope 115 diameters are generally between 1.5mm～3mm; Spring plate 113 all needs cure process with flywheel rotor 2 mating surfacess.
Fig. 2 is motor 7 among the present invention, worm gear 10, worm screw 8 connects schematic cross-section, motor 7 is positioned at adapter plate 4 lower ends, and by screw retention on adapter plate 4, head bearing pressure ring 6 is positioned at adapter plate 4 upper ends, and by screw retention on adapter plate 4, motor 7 rotating shafts are connected with worm screw 8 by plunging joint 9, on the worm screw 8, the lower end is respectively by head bearing 15C, lower bearing 15D links to each other with adapter plate 4 with head bearing pressure ring 6, worm gear 10 outward flanges cooperate with worm screw 8 by screw thread, worm gear 10 inboards are connected with worm gear link rod 14 by key, motor 7, adapter plate 4 and worm screw 8 have higher installation right alignment, and precision is between φ 0.008mm～φ 0.015mm.
Fig. 3 for transmission device among the present invention at the locking state scheme drawing, Fig. 3 (a) for transmission device among the present invention at the locking state structural representation, Fig. 3 (b) is the schematic cross-section of transmission device among the present invention at locking state, when needs are locked magnetically levitated flywheel, control system control motor 7 forward rotation, drive worm screw 8 forward rotation by plunging joint 9, after worm gear 10 worm screws 8 are slowed down the amplification output torque, worm gear 10 drives worm gear link rod 14 forward rotation by key, since left spherical nut 13A and right spherical nut 13B two sides respectively with left lock fork 12A and right lock fork 12B endoporus plane contact, left spherical nut 13A and right spherical nut 13B axial rotation degree of freedom have been limited, thereby make left spherical nut 13A and right spherical nut 13B along worm gear link rod 14 translation in opposite directions, swing in opposite directions thereby drive the left lock fork 12A and the right lock fork 12B that cooperate with left spherical nut 13A and right spherical nut 13B sphere respectively, realize the locking of flywheel.
Fig. 4 is transmission device released state scheme drawing among the present invention, Fig. 4 (a) is transmission device released state structural representation among the present invention, Fig. 4 (b) is transmission device released state schematic cross-section among the present invention, when needs carry out release to magnetically levitated flywheel, control system control motor 7 backward rotation, drive worm screw 8 backward rotation by plunging joint 9, after worm gear 10 worm screws 8 are slowed down the amplification output torque, worm gear 10 drives worm gear link rod 14 backward rotation by key, since left spherical nut 13A and right spherical nut 13B two sides respectively with left lock fork 12A and right lock fork 12B endoporus plane contact, left spherical nut 13A and right spherical nut 13B axial rotation degree of freedom have been limited, thereby make left spherical nut 13A and right spherical nut 13B along the 14 reverse translations of worm gear link rod, thereby drive the left lock fork 12A and the right lock fork 12B backswing that cooperate with left spherical nut 13A and right spherical nut 13B sphere respectively, realize the release of flywheel.
Fig. 5 is catch gear schematic cross-section among the present invention, when carrying out locking, compresses spring plate 113 by steel rope 115, makes it embrace flywheel rotor 2, realizes flywheel locking; When carrying out release, steel rope 115 is in relaxed state, is subjected to curved shell fragment 112, makes spring plate 113 leave flywheel rotor 2 surfaces by crooked restoring force, realizes the flywheel release.
Fig. 6 is steel rope 115 equipment schematic cross-sections among the present invention, and left joint pin 116A and right joint pin 116B are positioned at steel rope 115 two ends, and are fixed in steel rope 115 two ends by compressor.
Fig. 7 is worm gear 10 structural representations among the present invention, and its material is a cast tin bronze, and transverse module is 1, and worm gear 10 numbers of teeth are about 24, and its inner hole key slot cooperates with key, and is connected with worm gear link rod 14 by key.
Fig. 8 is worm screw 8 front views among the present invention, and its material is the 40Cr steel, and the axial plane modulus is 1, and revolving the line direction is dextrorotation, has the degree of precision grade, and its angle of spiral is not more than the friction angle between worm screw 8 screw threads and worm gear 10 contact patterns.
Fig. 9 is left lock fork 12A scheme drawing among the present invention, Fig. 9 (a) is left lock fork 12A structural representation among the present invention, Fig. 9 (b) is left lock fork 12A front view among the present invention, Fig. 9 (c) is left lock fork 12A cutaway view among the present invention, its material is metallic materials such as aluminium or steel, the middle part circular hole cooperates with left spherical nut 13A, and the upper end small sircle hole cooperates with left joint pin 116A, and the lower end circular hole cooperates with left fixed leg 11A.
Figure 10 is right lock fork 12B scheme drawing among the present invention, Figure 10 (a) is right lock fork 12B structural representation among the present invention, Figure 10 (b) is right lock fork 12B front view among the present invention, Figure 10 (c) is right lock fork 12B cutaway view among the present invention, its material is metallic materials such as aluminium or steel, the middle part circular hole cooperates with right-hand thread ball 13B, and the upper end small sircle hole cooperates with right joint pin 116B, and the lower end circular hole cooperates with right fixed leg 11B.
Figure 11 is worm gear link rod 14 front views among the present invention, its material is an alloy steel material, left and right two ends are respectively by left bearing 15A and right bearing 15B, be installed on the adapter plate 4, the middle part keyway is connected with worm gear 10 by key, and minus thread, right-hand screw thread are by screw thread and left spherical nut 13A and right spherical nut 13B screw thread fit.
Figure 12 is left spherical nut 13A and right spherical nut 13B scheme drawing among the present invention, Figure 12 (a) is left spherical nut 13A and right spherical nut 13B structural representation among the present invention, Figure 12 (b) is left spherical nut 13A and right spherical nut 13B front view among the present invention, Figure 12 (c) is left spherical nut 13A and right spherical nut 13B cutaway view among the present invention, its material is an alloy steel material, and the spherical surface that cooperates with left lock fork 12A and right lock fork 12B need be made cure process.
Figure 13 is adapter plate 4 scheme drawings among the present invention, Figure 13 (a) is adapter plate 4 left front diagrammatic sketch among the present invention, Figure 13 (b) is adapter plate 4 right front diagrammatic sketch among the present invention, its material is metallic materials such as aluminium or steel, respectively by the left bearing hole, the right bearing hole, lower bearing hole and left bearing 15A, right bearing 15B, lower bearing 15D connects, its left end is connected with left bearing pressure ring 5 by left bearing pressure ring tapped bore, the upper end is connected with head bearing pressure ring 6 by head bearing pressure ring tapped bore, the lower end is connected with motor 7 by the motor tapped bore, and lower front end is respectively by left fastening nail male screw hole, right fastening nail male screw hole and left fixed leg 11A, right fixed leg 11B connects.
In a word, latching device of the present invention has been protected magnetic bearing-supported flywheel system, have reusable, reliability is high, advantages of simple structure and simple.
The content that is not described in detail in the specification sheets of the present invention belongs to this area professional and technical personnel's known prior art.
The above only is a preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (8)
1. a repeatable locking device for magnetically suspended flywheel mainly is made up of fly wheel system, transmission device and catch gear, and it is characterized in that: fly wheel system mainly comprises: flywheel stator axis (1), flywheel rotor (2) and base (3); Transmission device mainly comprises: adapter plate (4), left bearing pressure ring (5), head bearing pressure ring (6), motor (7), worm screw (8), plunging joint (9), worm gear (10), left fixed leg (11A), right fixed leg (11B), left lock fork (12A), right lock fork (12B), left spherical nut (13A), right spherical nut (13B), worm gear link rod (14), left bearing (15A), right bearing (15B), head bearing (15C) and lower bearing (15D); Catch gear mainly comprises: shell fragment seat (111), shell fragment (112), spring plate (113), pillar (114), steel rope (115), left joint pin (116A) and right joint pin (116B); Flywheel stator axis (1) is in flywheel rotor (2) radially inner side, and be fixed on the base (3), adapter plate (4) is positioned at flywheel rotor (2) radial outside, and by screw retention on base (3), left bearing pressure ring (5) is positioned at adapter plate (4) left side, and by screw retention on adapter plate (4), head bearing pressure ring (6) is positioned at adapter plate (4) upper end, and by screw retention on adapter plate (4), motor (7) is positioned at adapter plate (4) lower end, and by screw retention on adapter plate (4), on the worm screw (8), the lower end links to each other with adapter plate (4) with head bearing pressure ring (6) with lower bearing (15D) by head bearing (15C) respectively, motor (7) rotating shaft links to each other with worm screw (8) by plunging joint (9), worm gear (10) outward flange cooperates with worm screw (8) by screw thread, worm gear (10) is inboard to be connected with worm gear link rod (14) by key, and be fixed on the worm gear link rod (14) by nut, worm gear link rod (a 14) left side, right-hand member is loaded on the adapter plate (4) by left bearing (15A) and right bearing (15B) respectively, left side spherical nut (13A) and right spherical nut (13B) cooperate with left lock fork (12A) and right lock fork (12B) by sphere respectively, and be loaded on the worm gear link rod (14) by screw thread, left lock fork (12A) and right lock fork (12B) are fixed on the adapter plate (4) by left fixed leg (11A) and right fixed leg (11B) respectively; Shell fragment seat (111), shell fragment (112), spring plate (113), pillar (114) and steel rope (115) are positioned at flywheel rotor (2) radial outside, shell fragment seat (111) is fixed on the base (3), shell fragment (112) is fixed on the shell fragment seat (111), spring plate (113) is fixed on the shell fragment (112), pillar (114) is fixed on the spring plate (113), steel rope (115) is positioned between spring plate (113) and the pillar (114), left side joint pin (116A) and right joint pin (1165) are separately fixed in left lock fork (12A) and right lock fork (12B) cylindrical hole, and steel rope (115) two ends link to each other with right joint pin (116B) with left joint pin (116A) respectively.
2. a kind of repeatable locking device for magnetically suspended flywheel according to claim 1 is characterized in that: described left bearing (15A), right bearing (15B), head bearing (15C) and lower bearing (15D) are deep groove ball bearing.
3. a kind of repeatable locking device for magnetically suspended flywheel according to claim 1 is characterized in that: described worm gear (10) is the cast tin bronze material.
4. a kind of repeatable locking device for magnetically suspended flywheel according to claim 1 is characterized in that: described worm screw (8) and spring plate (113) are alloy steel material.
5. a kind of repeatable locking device for magnetically suspended flywheel according to claim 1 is characterized in that: described shell fragment (112) is a spring steel 65Mn material.
6. a kind of repeatable locking device for magnetically suspended flywheel according to claim 1 is characterized in that: described spring plate (113) is all made cure process with the mating surfaces of flywheel rotor (2).
7. a kind of repeatable locking device for magnetically suspended flywheel according to claim 1 is characterized in that: described worm gear link rod (14) is opposite with two sections thread rotary orientations that left spherical nut (13A) and right spherical nut (13B) cooperate, and pitch is identical.
8. a kind of repeatable locking device for magnetically suspended flywheel according to claim 1 is characterized in that: when described repeatable locking device breaks down, can chop steel rope (115) off by the product of attacking with fire flywheel rotor (2) is carried out compulsive unlocking.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910093150 CN101693472B (en) | 2009-09-25 | 2009-09-25 | Repeatable locking device for magnetically suspended flywheel |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910093150 CN101693472B (en) | 2009-09-25 | 2009-09-25 | Repeatable locking device for magnetically suspended flywheel |
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| CN101693472A true CN101693472A (en) | 2010-04-14 |
| CN101693472B CN101693472B (en) | 2012-05-23 |
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| CN 200910093150 Expired - Fee Related CN101693472B (en) | 2009-09-25 | 2009-09-25 | Repeatable locking device for magnetically suspended flywheel |
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| CN104309821A (en) * | 2014-09-29 | 2015-01-28 | 北京石油化工学院 | Repeatable maglev flywheel locking device |
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| CN104899399A (en) * | 2015-06-24 | 2015-09-09 | 北京石油化工学院 | Design method of electromagnet for repeatable electromagnetic locking device |
| CN104899400A (en) * | 2015-06-24 | 2015-09-09 | 北京石油化工学院 | Design method of spring piece for repeatable holding-type locking device of magnetic levitation fly wheel |
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| CN108657468A (en) * | 2018-04-20 | 2018-10-16 | 北京控制工程研究所 | A kind of momenttum wheel driving moment distribution method with maximum angular momentum envelope |
| CN111030366A (en) * | 2019-12-02 | 2020-04-17 | 珠海格力电器股份有限公司 | Automatic braking structure of magnetic suspension main shaft and magnetic suspension system |
| CN111030362A (en) * | 2019-11-28 | 2020-04-17 | 珠海格力电器股份有限公司 | Locking mechanism and magnetic suspension system with same |
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| CN100559143C (en) * | 2008-03-21 | 2009-11-11 | 北京航空航天大学 | Five-freedom active control magnetic suspension free rolling system |
| CN101367439B (en) * | 2008-09-19 | 2012-05-23 | 北京航空航天大学 | Repeatable locking device |
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2009
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