CN109899450A - A kind of variable inertial spring flywheel of adjust automatically rotary inertia - Google Patents
A kind of variable inertial spring flywheel of adjust automatically rotary inertia Download PDFInfo
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- CN109899450A CN109899450A CN201910278808.9A CN201910278808A CN109899450A CN 109899450 A CN109899450 A CN 109899450A CN 201910278808 A CN201910278808 A CN 201910278808A CN 109899450 A CN109899450 A CN 109899450A
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- flywheel
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- spring
- rotary inertia
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Abstract
The present invention discloses a kind of variable inertial spring flywheel of adjust automatically rotary inertia, including flywheel shaft, fixed disk, flywheel piece, connecting spring, the fixed disk is fixedly and coaxially connected with flywheel shaft, at least two panels flywheel piece is distributed along the circumference in the fixed disk, the flywheel piece is radially slided with fixed disk to be connect, and the both ends of the connecting spring are fixedly connected with adjacent flywheel piece respectively.Flywheel of the invention dismounts, carrying is easy, flywheel piece is difficult to outer shifting due to the limitation of connecting spring in low speed, so as to keep lower rotary inertia, and it is moved outside when high speed since centrifugal force overcomes the limitation of connecting spring, so as to obtain higher rotary inertia, have the characteristics that startup power is small, energy storage is strong；Each movable independently flywheel piece under the drag effect of centrifugal force and connecting spring, be capable of automatic sensing flywheel quality is uneven and input, output end torque ripple and automatically adjust, to reduce improper vibration and torque ripple.
Description
Technical field
The invention belongs to energy storage field of mechanical technique, and in particular to a kind of structure is simple, startup power is small, energy storage is strong, self-picketing
Partially, the variable inertial spring flywheel of the adjust automatically rotary inertia of torque ripple can be weakened.
Background technique
Flywheel (flying wheel) is a kind of disk-shaped part that rotary inertia is very big, and function is by engine, pressure
The part energy that the dynamic power machines such as machine generate when doing work is stored up, to overcome other auxiliary strokes or bear workload
When resistance, make crankshaft Rotating with Uniform or reduce dynamic power machine output power, act as an energy accumulator.Flywheel
Ability as energy accumulator generally indicates that rotary inertia is bigger by rotary inertia, and energy storage is more, but biggish rotation
Inertia will cause dynamic power machine again and be not easy to start.Therefore, the disc flywheel of conventional monolithic be not only difficult to take into account easily starting and
Big rotary inertia, and since volume weight, diameter are big, it is difficult to accomplish easily to carry and assemble.In addition, the flywheel of integral type
Mass Distribution unevenness can be generated because wearing or hitting in use, so that flywheel can generate injustice during rotation
The centrifugal force of weighing apparatus, will so that entire flywheel generates unbalanced stress and abnormal vibrations, cause connect machine work precision with
Reliability decrease, fatigue wear and noise increase.
In addition, utilizing each power stroke phase in relatively broad engine, recycled due to operation of internal combustion engine in flywheel
Between torque do not deliver consistently but periodically and cause torque ripple.Torque ripple is likely to result in the portion near engine
Part occurs such as: the problem of stress increases and abrasion increases, strenuous vibration.Integral type flywheel in the prior art can not solve to turn round
The problem of square fluctuates generally compensates torque ripple using double mass flywheel to mitigate the influence of these problems.Due to torque
Fluctuation is mainly occurred with second order, therefore double mass flywheel is usually double quality centrifugal pendulums with inner cam profile, because of cam
Surface is usually non-circular profile, and cam face generates variable torque on engine output shaft, and the torque generated is to starting
Machine output shaft applies to offset the torque ripple of engine generation.It is in the prior art to be although able to solve with double mass flywheel
The problem of torque ripple, but there is also the cam and accessory structure that need non-circular profile, structure is complicated not to the utmost, higher cost,
And reliability is relatively low.
Summary of the invention
The present invention is in view of the problems of the existing technology and insufficient, provides that a kind of structure is simple, startup power is small, energy storage
By force, self correction, can weaken torque ripple adjust automatically rotary inertia variable inertial spring flywheel.
The variable inertial spring flywheel of the adjust automatically rotary inertia of the present invention be achieved in that including high flywheel shaft,
Fixed disk, flywheel piece, connecting spring, the fixed disk are fixedly and coaxially connected with flywheel shaft, are evenly distributed in the fixed disk
Have at least two panels flywheel piece, the flywheel piece is radially slided with fixed disk to be connect, the both ends of the connecting spring respectively with it is adjacent
Flywheel piece be fixedly connected.
Beneficial effects of the present invention:
1, integral flywheel is split as the independent flywheel piece of multi-disc by the present invention, is then slidably connected to form a tool with fixed disk
There is the complete flywheel of energy-storage function, solves conventional monolithic flywheel because volume is heavy, diameter is big and dismount and carry the difficulty being not easy
Topic.
2, it is connected between adjacent flywheel piece of the invention by connecting spring, flywheel piece is in low speed due to the limit of connecting spring
It makes and is difficult to outer shifting, so as to keep lower rotary inertia, and since centrifugal force overcomes the limitation of connecting spring when high speed
And move outside, so as to obtain higher rotary inertia, have the characteristics that startup power is small, energy storage is strong.
3, the present invention respectively can independent slide flywheel piece rotation when can move radially, thus the matter of automatic sensing flywheel
Amount is unevenly distributed, and can be automatically adjusted quality unevenness in the resistance collective effect of centrifugal force and connecting spring, be calibrated flywheel mass
Distribution, makes flywheel be in equilibrium state always, reduces the improper vibration of device, to increase the mechanical operating accuracy of its connection
With the noise of service life and attenuating equipment.
4, the present invention respectively can independent slide flywheel piece under the resistance collective effect of centrifugal force and connecting spring, can from
The inertia of dynamic variation flywheel achievees the purpose that reduce torque ripple to adapt dynamically to the amplitude and phase of torque ripple.
5, for the present invention by the axial connection of elasticity of fixing seat in fixed disk and attachment base, flywheel piece can be with attachment base axis
To movement, so that the deformation for the other machinery component that compensation is connected on flywheel, achievees the purpose that mitigate axial vibration.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is one of the revolved sectional view of Fig. 1；
Fig. 3 is the two of the revolved sectional view of Fig. 1；
In figure: 1- flywheel shaft, 2- fixed disk, 201- slot, 202- guide rod, 203- fixing seat, 204- attachment base, 205- bullet
Property part, 206- screw II, 207- recessed portion, 208- connection through-hole, 209- screw hole, 3- flywheel piece, 301- lug boss, 302- guiding
Hole, 303- screw I, 4- connecting spring, 5- key.
Specific embodiment
The present invention is further illustrated with reference to the accompanying drawings and examples, but is not subject in any way to the present invention
Limitation, based on present invention teach that made any changes and modifications, all belong to the scope of protection of the present invention.
As shown in Fig. 1,2 and 3, the present invention includes flywheel shaft 1, fixed disk 2, flywheel piece 3, connecting spring 4, the fixed disk
2 are fixedly and coaxially connected with flywheel shaft 1, are distributed along the circumference at least two panels flywheel piece 3 in the fixed disk 2, the flywheel piece 3 with
Fixed disk 2 radially slides connection, and the both ends of the connecting spring 4 are fixedly connected with adjacent flywheel piece 3 respectively.
As shown in Fig. 2, the fixed disk 2 is distributed along the circumference with slot that is corresponding with 3 quantity of flywheel piece and radially extending
201, one end of the flywheel piece 3 is provided with the lug boss 301 being slidably matched with slot 201, and the flywheel piece 3 passes through protrusion
The insertion slot 201 of portion 301 is radially slided with fixed disk 2 to be connect.
The lug boss 301 is square and symmetrical with mass centre's line of flywheel piece 3 or flywheel piece 3 is along mass centre
Line is provided at least two round or arc lug bosses 301.
The slot 201 is "T"-shaped slot or through-hole, the " T " shape structure in 301 section of lug boss.
As shown in figure 3, one end of the fixed disk 2 or excircle be evenly distributed be fixed with it is corresponding with 3 quantity of flywheel piece
And the guide rod 202 radially extended, the pilot hole 302 being slidably matched with guide rod 202 is provided on the flywheel piece 3, it is described
Flywheel piece 3 is radially slided with fixed disk 2 across pilot hole 302 by guide rod 202 and is connect.
The connecting spring 4 is spiral stretching spring or arc spring, and the arcwall face opening of the arc spring is towards winged
Wheel shaft 1.
The nearly two sides of the flywheel piece 3 are fixedly installed fixed point, and the both ends of the arc spring fly with adjacent two respectively
The non-adjacent fixed point of wheel piece 3 is fixedly connected.
The both ends of the connecting spring 4 are provided with hook, and the flywheel piece 3 is provided with hook hole, and the connecting spring 4 is logical
Hook is crossed to be fixedly connected with the cooperation of hook hole with flywheel piece 3；Or the both ends of connecting spring 4 pass through screw I 303 and flywheel piece
3 are fixedly connected.
As shown in figure 3, the fixed disk 2 includes fixing seat 203, attachment base 204, elastic component 205, screw II 206, it is described
Fixing seat 203 is fixedly connected with flywheel shaft 1, and the attachment base 204 is coaxial with flywheel shaft 1 and passes through screw II with fixing seat 203
206 floating connections, are provided with elastic component 205 between 203 adjacent face of the attachment base 204 and fixing seat, the flywheel piece 3 with
Attachment base 204 radially slides connection.
The fixing seat 203 is provided with the recessed portion 207 for accommodating elastic component 205 towards one end of attachment base 204, described solid
Reservation 203 is provided with connection through-hole 208, and the attachment base 204 is additionally provided with screw hole 209 towards one end of fixing seat 203, described
The interconnecting piece of screw II 206 is threadedly engaged with screw hole 209 across connection through-hole 208 and connect.
The attachment base 204 is connect with flywheel shaft 1 by key 5.
The working principle of the invention and the course of work:
Integral flywheel is split as the independent flywheel piece of multi-disc by the present invention, and being then slidably connected with fixed disk to be formed one and have
The complete flywheel of energy-storage function solves the problems, such as that conventional monolithic flywheel is dismounted and carried and be not easy because volume weight, diameter are big；
It being connected between adjacent flywheel piece by connecting spring, flywheel piece is difficult to outer shifting due to the limitation of connecting spring in low speed, thus
It is able to maintain lower rotary inertia, and is moved outside when high speed since centrifugal force overcomes the limitation of connecting spring, so as to obtain
Higher rotary inertia is obtained, has the characteristics that startup power is small, energy storage is strong；Respectively can independent slide flywheel piece rotation when being capable of diameter
To movement, so that the Mass Distribution of automatic sensing flywheel is uneven, it can oneself in the resistance collective effect of centrifugal force and connecting spring
The dynamic quality that adjusts is uneven, and calibration flywheel mass distribution makes flywheel be in equilibrium state always, reduces the improper vibration of device,
To increase the mechanical operating accuracy of its connection and service life and the noise for lowering equipment；Respectively can independent slide flywheel piece
Under the resistance collective effect of centrifugal force and connecting spring, the inertia of flywheel can be changed automatically, to adapt dynamically to torque
The amplitude and phase of fluctuation achieve the purpose that reduce torque ripple.Further, flywheel piece passes through lug boss insertion and fixed disk
Slot realization radially slides connection, so that the connection of flywheel piece and fixed disk is not only compact, but also connects reliable, slide-and-guide
Property is good.Further, flywheel piece passes through the pilot hole realization in fixed disk by guide rod and radially slides connection, and not only fixed disk can
Effective loss of weight and further lower startup power, and be oriented to rod structure be also convenient for fixed disk disassembly and assembly, transport more square
Just, the fit form of guide rod and pilot hole is but also connection is relatively reliable, guiding performance is preferable.Further, arc spring
Both ends are fixedly connected with the non-adjacent fixed point of adjacent two flywheels piece respectively, can be flown by way of bridging with adjacent two sides
Wheel piece effectively inhibits the problem of Mass Distribution unevenness, while can also increase the length of arc spring, to can increase arc
The potential energy of spring and improve that reply Mass Distribution is uneven and the ability of torque ripple, and the variable model of rotary inertia can be increased
It encloses, to improve the low startup power of flywheel and the adaptability of high energy storage.Further, connecting spring by hook or screw with
Flywheel piece is fixedly connected, and the dismounting convenience of connecting spring can be improved in the case where guaranteeing connection reliability.Further,
It is connected by the way that the elasticity of fixing seat in fixed disk and attachment base is axial, flywheel piece can be moved axially with attachment base, to compensate
It is connected to the deformation of the other machinery component on flywheel, achievees the purpose that mitigate axial vibration.In conclusion the present invention has knot
Structure is simple, startup power is small, energy storage is strong, self correction, can weaken the characteristics of torque ripple.
As shown in figures 1 and 3, by taking engine flywheel as an example, after engine start, flywheel shaft 1 turns in the crankshaft of engine
It is rotated while dynamic, when vehicle meets obstructions, the centrifugal force of flywheel piece 3 is greater than the pulling force of elastic component 5, the also edge of flywheel piece 3
The guide rod 202 of fixed disk 2 slides in and out, at this point, the centrifugal force and inertia of flywheel increase under the action of multiple flywheel piece 3,
The torque for passing to speed changer also increases, and the energy for discharging flywheel increases.Meanwhile flywheel piece 3 is produced when rotating with fixed disk 2
It, can be with automatic sensing flywheel mass unevenness and torque ripple, thus certainly under the collective effect of raw centrifugal force and arc spring 205
The position of dynamic individual adjustment flywheel pieces 3 makes flywheel be in balance always to calibrate flywheel mass distribution and weaken torque ripple
State and engine and speed changer smooth running reach the improper vibration for reducing engine and speed changer and reduce noise.Separately
Outside, by the axial connection of elasticity between the fixing seat 203 in fixed disk 2 and attachment base 204, flywheel piece 3 can be with attachment base 204
It moves axially and passes through key 5 and rotation is driven by flywheel shaft 1, the axial connection of elasticity can be mended by the axial movement of flywheel piece 3
It repays the engine being connected on flywheel and transmission assembly deforms caused axial motion, achieve the purpose that mitigate axial vibration.
Claims (10)
1. a kind of variable inertial spring flywheel of adjust automatically rotary inertia, it is characterised in that including flywheel shaft (1), fixed disk
(2), flywheel piece (3), connecting spring (4), the fixed disk (2) are fixedly and coaxially connected with flywheel shaft (1), the fixed disk (2)
On be distributed along the circumference at least two panels flywheel piece (3), the flywheel piece (3) radially slides with fixed disk (2) to be connect, the connection
The both ends of spring (4) are fixedly connected with adjacent flywheel piece (3) respectively.
2. the variable inertial spring flywheel of adjust automatically rotary inertia according to claim 1, it is characterised in that the fixation
Disk (2) is distributed along the circumference with slot (201) that is corresponding with flywheel piece (3) quantity and radially extending, and the one of the flywheel piece (3)
End is provided with the lug boss (301) being slidably matched with slot (201), and the flywheel piece (3) is embedded in waist by lug boss (301)
Sub-aperture (201) is radially slided with fixed disk (2) and is connect.
3. the variable inertial spring flywheel of adjust automatically rotary inertia according to claim 2, it is characterised in that the protrusion
Portion (301) be square and with mass centre's line of flywheel piece (3) is symmetrical or flywheel piece (3) along mass centre's line be provided with to
The lug boss (301) of few two circles or arc.
4. the variable inertial spring flywheel of adjust automatically rotary inertia according to claim 1, it is characterised in that the fixation
One end of disk (2) or excircle, which are evenly distributed, is fixed with guide rod that is corresponding with flywheel piece (3) quantity and radially extending
(202), the pilot hole (302) being slidably matched with guide rod (202) is provided on the flywheel piece (3), the flywheel piece (3) is logical
Guide rod (202) are crossed to radially slide and connect with fixed disk (2) across pilot hole (302).
5. according to claim 2,3 or the variable inertial spring flywheel of the 4 adjust automatically rotary inertias, it is characterised in that described
Connecting spring (4) is spiral stretching spring or arc spring, and the arcwall face of the arc spring is open towards flywheel shaft (1).
6. the variable inertial spring flywheel of adjust automatically rotary inertia according to claim 5, it is characterised in that the flywheel
The nearly two sides of piece (3) are fixedly installed fixed point, and the both ends of the arc spring are non-adjacent with adjacent two flywheels piece (3) respectively
Fixed point is fixedly connected.
7. the variable inertial spring flywheel of adjust automatically rotary inertia according to claim 5, it is characterised in that the connection
The both ends of spring (4) are provided with hook, and the flywheel piece (3) is provided with hook hole, and the connecting spring (4) is by hook and hangs
The cooperation of dog hole is fixedly connected with flywheel piece (3)；Or the both ends of connecting spring (4) pass through screw I (303) and flywheel piece (3)
It is fixedly connected.
8. the variable inertial spring flywheel of adjust automatically rotary inertia according to claim 5, it is characterised in that the fixation
Disk (2) includes fixing seat (203), attachment base (204), elastic component (205), screw II (206), the fixing seat (203) and is flown
Wheel shaft (1) is fixedly connected, and the attachment base (204) is coaxial with flywheel shaft (1) and passes through screw II (206) with fixing seat (203)
Floating connection is provided with elastic component (205), the flywheel piece between the attachment base (204) and fixing seat (203) adjacent face
(3) it radially slides and connect with attachment base (204).
9. the variable inertial spring flywheel of adjust automatically rotary inertia according to claim 8, it is characterised in that the fixation
Seat (203) is provided with the recessed portion (207) for accommodating elastic component (205), the fixing seat towards one end of attachment base (204)
(203) it is provided with connection through-hole (208), the attachment base (204) is additionally provided with screw hole towards one end of fixing seat (203)
(209), the interconnecting piece of the screw II (206) is threadedly engaged with screw hole (209) across connection through-hole (208) and connect.
10. the variable inertial spring flywheel of adjust automatically rotary inertia according to claim 8, it is characterised in that the connection
Seat (204) is connect with flywheel shaft (1) by key (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910278808.9A CN109899450A (en) | 2019-04-09 | 2019-04-09 | A kind of variable inertial spring flywheel of adjust automatically rotary inertia |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910278808.9A CN109899450A (en) | 2019-04-09 | 2019-04-09 | A kind of variable inertial spring flywheel of adjust automatically rotary inertia |
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| Publication Number | Publication Date |
|---|---|
| CN109899450A true CN109899450A (en) | 2019-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910278808.9A Pending CN109899450A (en) | 2019-04-09 | 2019-04-09 | A kind of variable inertial spring flywheel of adjust automatically rotary inertia |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1066106A (en) * | 1991-04-09 | 1992-11-11 | 杨泰和 | The dynamic flywheel of active drive or the linear servo-actuated of dependence centrifugal force |
| CN1350621A (en) * | 1999-05-26 | 2002-05-22 | 达尼埃尔·德雷克 | Internal combustion engine comprising means for reducing acyclisms for operation at low engine speeds |
| CN107620779A (en) * | 2016-07-15 | 2018-01-23 | 电子科技大学 | A kind of variable flywheel of rotary inertia and the telecontrol equipment with the flywheel |
| CN207195558U (en) * | 2017-09-01 | 2018-04-06 | 淮安奥利特工贸有限公司 | A kind of inertia variable flywheel |
| CN208424082U (en) * | 2018-07-15 | 2019-01-22 | 章义平 | A kind of controllable flywheel of rotary inertia |
| CN209800621U (en) * | 2019-04-09 | 2019-12-17 | 凌飞 | Variable inertia spring flywheel capable of automatically adjusting rotational inertia |
-
2019
- 2019-04-09 CN CN201910278808.9A patent/CN109899450A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1066106A (en) * | 1991-04-09 | 1992-11-11 | 杨泰和 | The dynamic flywheel of active drive or the linear servo-actuated of dependence centrifugal force |
| CN1350621A (en) * | 1999-05-26 | 2002-05-22 | 达尼埃尔·德雷克 | Internal combustion engine comprising means for reducing acyclisms for operation at low engine speeds |
| CN107620779A (en) * | 2016-07-15 | 2018-01-23 | 电子科技大学 | A kind of variable flywheel of rotary inertia and the telecontrol equipment with the flywheel |
| CN207195558U (en) * | 2017-09-01 | 2018-04-06 | 淮安奥利特工贸有限公司 | A kind of inertia variable flywheel |
| CN208424082U (en) * | 2018-07-15 | 2019-01-22 | 章义平 | A kind of controllable flywheel of rotary inertia |
| CN209800621U (en) * | 2019-04-09 | 2019-12-17 | 凌飞 | Variable inertia spring flywheel capable of automatically adjusting rotational inertia |
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