CN208479362U - A kind of energy accumulation device for fly wheel to be slowed down based on friction pulley - Google Patents
A kind of energy accumulation device for fly wheel to be slowed down based on friction pulley Download PDFInfo
- Publication number
- CN208479362U CN208479362U CN201821364665.0U CN201821364665U CN208479362U CN 208479362 U CN208479362 U CN 208479362U CN 201821364665 U CN201821364665 U CN 201821364665U CN 208479362 U CN208479362 U CN 208479362U
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- level
- vacuum chamber
- flywheel
- secondary vacuum
- shaft
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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
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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
A kind of energy accumulation device for fly wheel to be slowed down based on friction pulley, including brushless permanent magnet motor and vacuum chamber, the vacuum chamber includes the level-one vacuum chamber and secondary vacuum chamber of attaching from lower to upper, level-one vacuum chamber bottom is equipped with level-one mounting hole, flywheel is equipped in level-one vacuum chamber, one level of support mechanism is installed in level-one mounting hole, the installation connection of the lower part of the one level of support mechanism and flywheel, flywheel output shaft is equipped in flywheel, secondary vacuum is intracavitary to be installed with planet gear reducing mechanism, flywheel output shaft extends into that secondary vacuum is intracavitary to be connect with planet gear reducing mechanism, brushless permanent magnet motor is on secondary vacuum chamber, brushless permanent magnet motor is equipped with electromagnetism pin, the electromagnetism pin output shaft of the electromagnetism pin is protruded into brushless permanent magnet motor and is connect with the output end of planet gear reducing mechanism.The utility model has the characteristics that self-discharge rate is low, idling consumption is small, perfect heat-dissipating.
Description
Technical field
The new-type energy storage technology application field of the utility model, specifically it is a kind of be applied to various aerospace systems,
The energy accumulation device for fly wheel to be slowed down based on friction pulley in the fields such as communications and transportation, electric system.
Background technique
Flying wheel battery is a kind of efficient, clean secondary discharge device.Flying wheel battery is compared with traditional chemical cell, is adopted
It is mechanical energy storage, under the higher revolving speed of flywheel (generally higher than 15000r/min), specific power with higher and compares energy
Amount.Meanwhile opposite chemical cell has many advantages, such as that charging is fast, the service life is long and free from environmental pollution, at present in communications and transportation, aviation
The fields such as space flight, the energy supply of aircraft and gesture stability, electric power energy.The working principle of flying wheel battery is to use external power supply,
Then drive motor drives flywheel rotation.After flywheel store kinetic energy, when needing energy, generator is driven to be sent out with flywheel
Electric energy.
To reduce windage loss and other Mechanical Contact frictional dissipations during flywheel turns, the flywheel of flying wheel battery turns
The rotor of son and motor is typically placed in vacuum chamber, and mechanical support position uses magnetic bearing, and protection bearing etc..Tradition
Flying wheel battery system be typically placed in the capsul of high vacuum, although windage loss can be reduced by vacuumizing, vacuum makes again
System radiating miopragia causes the temperature of the rotor of flywheel and motor easily to increase.In addition, conventional flywheel battery is filled non-
Under discharge condition, i.e. high-speed rotation " standby " state, the idling consumption of flying wheel battery is higher, and self-discharge rate is big, and main includes flying
Take turns mechanical friction loss and the windage loss of rotor and rotor.In standby mode, the energy of flying wheel battery storage is several
It can voluntarily be exhausted in tens hours.
Current energy accumulation device for fly wheel generallys use active/passive hybrid magnetic bearing bearing vertical spindle in system design,
It is equipped with radial air gap structure type motor again to realize suspension bearing and the transmission of flywheel rotor.The high, carrying in the presence of bearing loss
The disadvantages of power is insufficient, volume is big, heat dissipation performance is poor, at high cost, and motor rotor core volume weight is big, vibration noise loss
It greatly, also can relative increase idling consumption.
Summary of the invention
The technical problem to be solved by the present invention is to provide a kind of energy accumulation device for fly wheel to be slowed down based on friction pulley, have
The characteristics of self-discharge rate is low, idling consumption is small, perfect heat-dissipating, meanwhile, conventional flywheel battery is reduced to high-speed motor, magnetic suspension
The dependence of bearing arrangement reduces system cost.
In order to solve the above-mentioned technical problem, the utility model takes following technical scheme:
A kind of energy accumulation device for fly wheel to be slowed down based on friction pulley, including brushless permanent magnet motor and vacuum chamber, the vacuum chamber
Level-one vacuum chamber and secondary vacuum chamber including attaching from lower to upper, level-one vacuum chamber bottom are equipped with level-one mounting hole, and level-one is true
It is equipped with flywheel in cavity, is installed with one level of support mechanism in level-one mounting hole, the lower part installation of the one level of support mechanism and flywheel
Connection, flywheel is interior to be equipped with flywheel output shaft, and secondary vacuum is intracavitary to be installed with planet gear reducing mechanism, and flywheel output shaft extends into two
It is connect in grade vacuum chamber with planet gear reducing mechanism, brushless permanent magnet motor is set on brushless permanent magnet motor on secondary vacuum chamber
There is electromagnetism pin, the electromagnetism pin output shaft of the electromagnetism pin protrudes into brushless permanent magnet motor to be connected with the output end of planet gear reducing mechanism
It connects.
The planetary gear deceleration device includes friction pulley, planetary gear and planetary gear output shaft, and planetary gear output shaft includes turning
Axis and chassis, shaft are located on chassis, and uniformly distributed there are three planetary gear on chassis, friction pulley is located in chassis, and flywheel output shaft is stretched
It is intracavitary and install and connect with friction pulley to enter secondary vacuum, shaft protrudes into brushless permanent magnet motor and matches connection with electromagnetism pin.
The inner wall of the secondary vacuum chamber be equipped with interior dead turn, planetary gear in the intracavitary rotation of secondary vacuum with the interior friction
Circle contact.
Level-one vacuum chamber bottom is equipped with boss, and level-one mounting hole is located in the boss, and one level of support mechanism includes one
Grade rotation support shaft and level-one vacuum chamber end cap, level-one rotation support shaft one end are pacified by two first bearings and mounting hole level-one
Load connects, the other end protrudes into flywheel and is connected by two second bearings and flywheel installation, and level-one vacuum chamber end cap passes through spiral shell
Nail, which is locked on boss, covers level-one mounting hole.
Primary seal circle is equipped between the level-one vacuum chamber end cap and the mounting hole of boss.
The bottom surface of the secondary vacuum chamber is plane, passes through screw after the bottom surface of secondary vacuum chamber and the assembly of level-one vacuum chamber
Locking connection, and the junction of level-one vacuum chamber and secondary vacuum chamber is equipped with connection sealing ring.
The bottom surface of the secondary vacuum chamber is equipped with second level mounting hole, and second level supporting mechanism includes second level rotation support shaft, and two
Grade rotation support shaft is located in second level mounting hole, second level rotation support shaft one end protrude into flywheel and by two 3rd bearings with
Flywheel installation connection, the second level rotation support shaft other end are connected by two fourth bearings and the installation of second level mounting hole, and second level is true
Level-one vacuum chamber top end cover is equipped in cavity, which is locked at the end of second level mounting hole by bolt
At mouthful, level-one vacuum chamber top end cover, which is equipped with, provides the 5th bearing of support force for planetary gear output shaft.
Secondary vacuum chamber lid plate is locked by bolt at the port of the secondary vacuum chamber, brushless permanent magnet motor passes through screw
It being locked on secondary vacuum chamber lid plate, the junction of the secondary vacuum chamber lid plate and secondary vacuum chamber is equipped with secondary seal circle, and two
Grade vacuum chamber cover board is equipped with centre bore, is equipped with rotating shaft support bearing in the centre bore, and the shaft of planetary gear output shaft is from shaft
It passes through and is protruded into brushless permanent magnet motor in spring bearing, be additionally provided with column sealing ring in the centre bore of secondary vacuum chamber lid plate.
The shaft front end of the planetary gear output shaft is equipped with straight pin, is equipped in brushless permanent magnet motor and exempts from key bushing, exempts from key
Electromagnetism pin pedestal is installed, electromagnetism pin is fixed on electromagnetism pin base interior, and electromagnetism pin output shaft is equipped with and straight pin on bushing
Detent with engaging, in electromagnetism pin pop-up state, the detent on electromagnetism pin output shaft is agreed with synchronous with the straight pin in shaft
Rotation, to carry out the charge/discharge of energy accumulation device for fly wheel.
Reinforcing rib is respectively equipped on the outer wall of the level-one mounting hole and second level mounting hole.
Motor is located at outside vacuum chamber by the utility model, improves thermal diffusivity.Reduce the number of high-speed rotation components
Amount, so as to be effectively improved the gyroscopic effect of flying wheel battery.In addition it is also possible to be effectively improved weak heat-dissipating and idling consumption is big etc.
Problem.Meanwhile avoided conventional flywheel battery use high-speed motor, magnetic levitation bearing system, thus be conducive to reduction system at
This.
Detailed description of the invention
Attached drawing 1 is the utility model schematic perspective view；
Attached drawing 2 is another visual angle schematic diagram of the utility model stereochemical structure；
Attached drawing 3 is the axial section structural schematic diagram of the utility model；
Attached drawing 4 is the schematic diagram of internal structure after the utility model section；
Attached drawing 5 is the shaft partial structural diagram in the utility model in planetary gear output shaft；
Attached drawing 6 is the utility model decomposing state structural schematic diagram.
Specific embodiment
For the feature, technological means and specific purposes achieved, function that can further appreciate that the utility model, below
The utility model is described in further detail in conjunction with attached drawing and specific embodiment.
As shown in figures 1-6, the utility model discloses a kind of energy accumulation device for fly wheel to slow down based on friction pulley, including nothing
Brush magneto 2 and vacuum chamber, the vacuum chamber include the level-one vacuum chamber 5 and secondary vacuum chamber 4 of attaching from lower to upper, level-one
5 bottom of vacuum chamber is equipped with level-one mounting hole, and flywheel 11 is equipped in level-one vacuum chamber 5, is installed with one level of support in level-one mounting hole
The lower part of mechanism, the one level of support mechanism and flywheel 11, which is installed, to be connected, and flywheel output shaft 12, secondary vacuum chamber are equipped in flywheel 11
Planet gear reducing mechanism is installed in 4, flywheel output shaft 12 is extended into secondary vacuum chamber 4 and is connect with planet gear reducing mechanism,
For brushless permanent magnet motor 2 on secondary vacuum chamber 4, brushless permanent magnet motor 2 is equipped with electromagnetism pin 1, and the electromagnetism pin of the electromagnetism pin 1 is defeated
Shaft 101 is protruded into brushless permanent magnet motor 2 and is connect with the output end of planet gear reducing mechanism.It is relatively independent by two layers of setting
Motor is located at outside vacuum chamber by vacuum chamber, convenient for heat dissipation.Using flywheel output shaft, level-one vacuum chamber and secondary vacuum are realized
The power of chamber transmits.Level-one vacuum chamber and secondary vacuum chamber select to be set as tubular structure.
The planetary gear deceleration device includes friction pulley 20, planetary gear 21 and planetary gear output shaft 19, planetary gear output shaft
19 include shaft 191 and chassis 192, and shaft 191 is located on chassis 192, and uniformly distributed on chassis 192 there are three planetary gear 21, frictions
Wheel 20 is located in chassis 192, and flywheel output shaft 12 is protruded into secondary vacuum chamber 4 and installed with friction pulley 20 and connects, and shaft 191 is stretched
Enter in brushless permanent magnet motor 2 and matches connection with electromagnetism pin 1.Brush-less permanent magnetic electricity is imparted power to by planetary gear output shaft 19
Machine.The diameter of friction pulley is smaller than the diameter of flywheel, in actual selection, as far as possible does the diameter of friction pulley smaller.It rubs
Wipe sun gear of the wheel as planetary gear deceleration device.The inner wall of secondary vacuum chamber 4 is equipped with interior dead turn 35, and planetary gear 21 is in second level
It is contacted when rotation with the interior dead turn 35 in vacuum chamber 4.Flywheel output shaft drives friction pulley rotation, make planetary gear and friction pulley,
Interior dead turn frictional drive, and output torque is to planetary gear output shaft.
5 bottom of level-one vacuum chamber is equipped with boss 37, and level-one mounting hole is located in the boss 37, one level of support mechanism packet
Level-one rotation support shaft 9 and level-one vacuum chamber end cap 6 are included, 9 one end of level-one rotation support shaft passes through two first bearings 8 and level-one
Mounting hole installation connection, the other end are protruded into flywheel 11 and are connected by two second bearings 10 and the installation of flywheel 11, and level-one is true
Cavity end cap 6 is locked on boss 37 by screw 7 and covers level-one mounting hole.The mounting hole of level-one vacuum chamber end cap and boss
Between be equipped with primary seal circle 33.It is additionally provided with reinforcing rib 36 on 37 outer wall of boss, guarantees the intensity and stability of boss.Level-one turns
Dynamic support shaft is installed using the bearing nested structure mode of two-stage, guarantees whole stability and reliability, and into one
Step reduces revolving speed and the high-speed friction loss of single bearing, prolongs its service life.Using level-one vacuum chamber end cap to first axle
It holds and plays the role of preload.Second bearing then plays the role of supporting & stablizing to flywheel output shaft.
The bottom surface of the secondary vacuum chamber 4 is plane, is passed through after the bottom surface of secondary vacuum chamber 4 and 5 assembly of level-one vacuum chamber
The locking connection of screw 15, and the junction of level-one vacuum chamber 5 and secondary vacuum chamber 4 is equipped with connection sealing ring 16, guarantees level-one
The airtightness of vacuum chamber.Flywheel is rotated in level-one vacuum chamber high speed generates power.
In addition, the bottom surface of secondary vacuum chamber 4 is equipped with second level mounting hole, second level supporting mechanism includes second level rotation support shaft
14, second level rotation support shaft 14 is located in second level mounting hole, and 14 one end of second level rotation support shaft is protruded into flywheel 11 and by two
A 3rd bearing 13 is connected with the installation of flywheel 11, and 14 other end of second level rotation support shaft is pacified by two fourth bearings 34 and second level
Hole installation connection is filled, is equipped with level-one vacuum chamber top end cover 17 in secondary vacuum chamber 4, which passes through
Bolt is locked at the port of second level mounting hole, and level-one vacuum chamber top end cover 17, which is equipped with, provides branch for planetary gear output shaft 19
The 5th bearing 18 of support force.Second level rotation support shaft 14 also functions to supporting role to flywheel output shaft 12.Equally pass through two-stage
Bearing is respectively arranged bearing at the both ends of second level rotation support shaft, connect respectively with flywheel and second level mounting hole, reduces single axis
The frictional dissipation held.
Secondary vacuum chamber lid plate 3 is locked by bolt 23 at the port of the secondary vacuum chamber 4, brushless permanent magnet motor 2 is logical
It crosses screw 25 to be locked on secondary vacuum chamber lid plate 3, the junction of the secondary vacuum chamber lid plate 3 and secondary vacuum chamber 4 is equipped with two
Grade sealing ring 24, secondary vacuum chamber lid plate 3 are equipped with centre bore, are equipped with rotating shaft support bearing 22 in the centre bore, planetary gear is defeated
The shaft 191 of shaft 19 from rotating shaft support bearing 22 pass through protrude into brushless permanent magnet motor 2, in secondary vacuum chamber lid plate 3
Column sealing ring 27 is additionally provided in heart hole.
The shaft front end of the planetary gear output shaft 19 is equipped with straight pin 26, is equipped in brushless permanent magnet motor 2 and exempts from key bushing
29, this is exempted from key bushing 29 and is locked by screw 30, exempts to install electromagnetism pin pedestal 31 on key bushing 29, electromagnetism pin 2 is fixed on electromagnetism
It sells inside pedestal 31, electromagnetism pin output shaft 101 is equipped with the detent with 26 snap-fit of straight pin, in 1 pop-up state of electromagnetism pin
When, the straight pin in detent and shaft on electromagnetism pin output shaft 101 agrees with synchronous rotary, to carry out energy accumulation device for fly wheel
Charge/discharge.Brushless permanent magnet motor is hollow shaft type low speed brushless permanent magnet motor.Preferably, equal in the front end of planetary gear output shaft
4 straight pins are arranged in cloth, 4 detents are arranged on electromagnetism pin output shaft accordingly, in electromagnetism pin pop-up state, planetary gear is defeated
4 straight pins on shaft snap fits into 4 detents of electromagnetism pin output shaft, so that electromagnetism pin output shaft and planetary gear output shaft
It links together, the synchronous rotary of electromagnetism pin output shaft and planetary gear output shaft is realized, to carry out the discharge/charge of energy accumulation device for fly wheel
Electricity.
In addition, being respectively equipped with reinforcing rib on the outer wall of the level-one mounting hole and second level mounting hole, intensity is improved.
In the utility model, by the way that two-stage vacuum chamber is arranged, brushless permanent magnet motor is arranged outside vacuum chamber, improves and dissipates
It is hot.In level-one vacuum chamber, the higher of flying wheel battery rotor is realized using the one level of support mechanism of second level nesting bearing arrangement
Revolving speed.The high speed rotation of flywheel transfers power to friction pulley through flywheel output shaft, passes through the friction of planetary gear and interior dead turn
Slow down, avoids having to the limitation using high-speed motor.In addition, in practical applications, the diameter of the friction pulley as sun gear
That designs as far as possible is small, to reduce the maximum line velocity in frictional wheel drive, conducive to the heat dissipation of secondary vacuum chamber.
The rotation of planetary gear output shaft in secondary vacuum chamber drives the rotation of electromagnetism pin output shaft synchronous.Work as flying wheel battery
When standby, the planetary gear output shaft 19 of electromagnetism pin output shaft 28 and secondary vacuum chamber inside brushless permanent magnet motor is in separation shape
State reduces its self-discharge rate, conducive to the idling consumption for reducing accumulated energy flywheel battery.
The discharge operation sequence design of energy accumulation device for fly wheel: winged when needing due to there is the folding of electromagnetism pin
When taking turns battery discharge, first passes through external power supply driving brushless permanent magnet motor and improve revolving speed to turn close to planetary gear output shaft 19
Speed, then electromagnetism pin closure is controlled, connect electromagnetism pin output shaft 28 and planetary gear output shaft 19.It is then turned off external power supply, nothing
Brush magneto starts to generate electricity under the drive of flywheel, releases energy.
It should be noted that it is practical new to be not limited to this above is only the preferred embodiment of the utility model
Type, although the utility model is described in detail referring to embodiment, for those skilled in the art, still
It can modify to technical solution documented by previous embodiment or equivalent replacement of some of the technical features,
But within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should be included in
Within the protection scope of the utility model.
Claims (10)
1. a kind of energy accumulation device for fly wheel to be slowed down based on friction pulley, including brushless permanent magnet motor and vacuum chamber, which is characterized in that institute
The level-one vacuum chamber and secondary vacuum chamber that vacuum chamber includes attaching from lower to upper are stated, level-one vacuum chamber bottom is installed equipped with level-one
Hole is equipped with flywheel in level-one vacuum chamber, is installed with one level of support mechanism in level-one mounting hole, the one level of support mechanism and flywheel
Lower part installation connection, flywheel is interior to be equipped with flywheel output shaft, and secondary vacuum is intracavitary to be installed with planet gear reducing mechanism, flywheel output shaft
Extend into that secondary vacuum is intracavitary to be connect with planet gear reducing mechanism, brushless permanent magnet motor is on secondary vacuum chamber, brush-less permanent magnetic
Motor is equipped with electromagnetism pin, and the electromagnetism pin output shaft of the electromagnetism pin protrudes into defeated with planet gear reducing mechanism in brushless permanent magnet motor
Outlet connection.
2. the energy accumulation device for fly wheel according to claim 1 to be slowed down based on friction pulley, which is characterized in that the planetary gear subtracts
Speed variator includes friction pulley, planetary gear and planetary gear output shaft, and planetary gear output shaft axis includes shaft and chassis, and shaft is located at bottom
On frame, uniformly distributed there are three planetary gear on chassis, friction pulley is located in chassis, flywheel output shaft protrude into secondary vacuum it is intracavitary and with rub
Wheel installation connection is wiped, shaft protrudes into brushless permanent magnet motor and matches connection with electromagnetism pin.
3. the energy accumulation device for fly wheel according to claim 2 to be slowed down based on friction pulley, which is characterized in that the secondary vacuum
The inner wall of chamber is equipped with interior dead turn, and planetary gear is contacted in the intracavitary rotation of secondary vacuum with the interior dead turn.
4. the energy accumulation device for fly wheel according to claim 3 to be slowed down based on friction pulley, which is characterized in that the level-one vacuum
Bottom of chamber portion is equipped with boss, and level-one mounting hole is located in the boss, and one level of support mechanism includes that level-one rotation support shaft and level-one are true
Cavity end cap, level-one rotation support shaft one end are protruded by two first bearings with mounting hole level-one installation connection, the other end winged
It is connected in wheel and by two second bearings and flywheel installation, level-one vacuum chamber end cap is locked on boss by screw and is covered
Level-one mounting hole.
5. the energy accumulation device for fly wheel according to claim 4 to be slowed down based on friction pulley, which is characterized in that the level-one vacuum
Primary seal circle is equipped between chamber end cap and the mounting hole of boss.
6. the energy accumulation device for fly wheel according to claim 5 to be slowed down based on friction pulley, which is characterized in that the secondary vacuum
The bottom surface of chamber is plane, is locked and is connected by screw behind the bottom surface of secondary vacuum chamber and the assembly of level-one vacuum chamber, and level-one is true
The junction of cavity and secondary vacuum chamber is equipped with connection sealing ring.
7. the energy accumulation device for fly wheel according to claim 6 to be slowed down based on friction pulley, which is characterized in that the secondary vacuum
The bottom surface of chamber is equipped with second level mounting hole, and second level supporting mechanism includes second level rotation support shaft, and second level rotation support shaft is located at second level
In mounting hole, second level rotation support shaft one end is protruded into flywheel and is connected by two 3rd bearings and flywheel installation, and second level turns
The dynamic support shaft other end is connected by two fourth bearings and the installation of second level mounting hole, and secondary vacuum is intracavitary to be equipped with level-one vacuum chamber
Top end cover, the level-one vacuum chamber top end cover are locked at the port of second level mounting hole by bolt, at the top of level-one vacuum chamber
End cap, which is equipped with, provides the 5th bearing of support force for planetary gear output shaft.
8. the energy accumulation device for fly wheel according to claim 7 to be slowed down based on friction pulley, which is characterized in that the secondary vacuum
Secondary vacuum chamber lid plate is locked by bolt at the port of chamber, brushless permanent magnet motor is locked at secondary vacuum chamber lid plate by screw
On, the junction of the secondary vacuum chamber lid plate and secondary vacuum chamber is equipped with secondary seal circle, during secondary vacuum chamber lid plate is equipped with
Heart hole, the centre bore is interior to be equipped with rotating shaft support bearing, and the shaft of planetary gear output shaft passes through from rotating shaft support bearing and protrudes into nothing
In brush magneto, column sealing ring is additionally provided in the centre bore of secondary vacuum chamber lid plate.
9. the energy accumulation device for fly wheel according to claim 8 to be slowed down based on friction pulley, which is characterized in that the planetary gear is defeated
The shaft front end of shaft is equipped with straight pin, is equipped in brushless permanent magnet motor and exempts from key bushing, exempts to install electromagnetism pin pedestal on key bushing,
Electromagnetism pin is fixed on electromagnetism pin base interior, and electromagnetism pin output shaft is equipped with the detent with straight pin snap-fit, in electromagnetism pin
When pop-up state, the straight pin in detent and shaft on electromagnetism pin output shaft agrees with synchronous rotary, to carry out flywheel energy storage dress
The charge/discharge set.
10. the energy accumulation device for fly wheel according to claim 9 to be slowed down based on friction pulley, which is characterized in that the level-one peace
Reinforcing rib is respectively equipped on the outer wall of dress hole and second level mounting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821364665.0U CN208479362U (en) | 2018-08-23 | 2018-08-23 | A kind of energy accumulation device for fly wheel to be slowed down based on friction pulley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821364665.0U CN208479362U (en) | 2018-08-23 | 2018-08-23 | A kind of energy accumulation device for fly wheel to be slowed down based on friction pulley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208479362U true CN208479362U (en) | 2019-02-05 |
Family
ID=65208562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821364665.0U Expired - Fee Related CN208479362U (en) | 2018-08-23 | 2018-08-23 | A kind of energy accumulation device for fly wheel to be slowed down based on friction pulley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208479362U (en) |
-
2018
- 2018-08-23 CN CN201821364665.0U patent/CN208479362U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190205 Termination date: 20190823 |