CN106724272A - A kind of intelligent vibration damping seat - Google Patents
A kind of intelligent vibration damping seat Download PDFInfo
- Publication number
- CN106724272A CN106724272A CN201611203593.7A CN201611203593A CN106724272A CN 106724272 A CN106724272 A CN 106724272A CN 201611203593 A CN201611203593 A CN 201611203593A CN 106724272 A CN106724272 A CN 106724272A
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- CN
- China
- Prior art keywords
- seat
- active damper
- vibration damping
- intelligent vibration
- vibrating sensor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C7/00—Parts, details, or accessories of chairs or stools
- A47C7/62—Accessories for chairs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/08—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with rubber springs ; with springs made of rubber and metal
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention discloses a kind of intelligent vibration damping seat, including seat, also include detection means, active damper and control device, the detection means includes vibrating sensor, the vibrating sensor is arranged on installation foundation and/or the seat, the bottom of the active damper is rigidly connected with installation foundation, the top of the active damper is connected with the bottom rigid of seat, the input of the control device is communicated with the vibrating sensor, and the output end of the control device is communicated with the active damper.By designing using the intelligent vibration damping seat of active damper, active damper very well, greatly optimizes the effectiveness in vibration suppression of seat to the present invention to low-frequency vibration control effect.
Description
Technical field
The present invention relates to active damping field, and in particular to a kind of intelligent vibration damping seat.
Background technology
In the environment for a long time in vibration such as passenger, driver of the vehicles such as helicopter, automobile, body is for a long time
Fatigue, the irritated and uncomfortable situation such as have a pain in the back are easily caused in this environment.This will have a strong impact on driver
The operating efficiency and physical and mental health of member.Therefore vibration damping is carried out to seat becomes very necessary.
Traditional seat typically all by the way of passive control, such as adds foam-rubber cushion or other energy absorbing devices.This
A little control measure are only effective to high frequency, very poor to low-frequency vibration control effect.For the semi- active control equipment of in the market, although
Have certain advantage for passive vibration damping, but rigidity is still than larger for low frequency signal, and for when
Changing environment can not Automatic Optimal, and existing passive absorber or plate active control device cannot realize seat with install base
Plinth is rigidly connected.
The content of the invention
In order to solve the above technical problems, goal of the invention of the invention is to provide a kind of intelligent vibration damping seat, effectively subtract
The vibratory output for being delivered to seat is lacked, has improve the riding comfort of driver and passenger, this technology can be applicable to automobile, go straight up to
The vehicles such as machine, high ferro, tank.
For achieving the above object, the present invention provides following technical scheme：A kind of intelligent vibration damping seat, including seat
Chair, it is characterised in that also including detection means, active damper and control device, the detection means includes that vibration is passed
Sensor, the vibrating sensor is arranged on installation foundation and/or the seat, bottom and the installation of the active damper
Basic rigidity is connected, and the top of the active damper is connected with the bottom rigid of seat, the input of the control device
Communicated with the vibrating sensor, the output end of the control device is communicated with the active damper.
Further, the active damper uses actuator, and the actuator includes base and upper end cover, the bottom
Seat is rigidly connected with installation foundation, and the upper end cover is rigidly connected with seat.
Further, two active dampers are symmetrical arranged, and respectively with two armrest positions of the seat on
Lower correspondence.
Further, the vibrating sensor is arranged between two active dampers.
Further, the active damper is driven by power amplifier.
Further, the vibrating sensor uses acceleration transducer.
Because above-mentioned technical proposal is used, the present invention has following advantages compared with prior art：The present invention is by design
Using the intelligent vibration damping seat of active damper, active damper is rigidly connected with installation foundation and seat respectively, improves
Seat connection reliability, while to low-frequency vibration control effect very well, greatly optimizing the effectiveness in vibration suppression of seat.
Brief description of the drawings
Fig. 1 is the front view of intelligent vibration damping seat disclosed by the invention；
Fig. 2 is the side view of intelligent vibration damping seat disclosed by the invention；
Fig. 3 is the top plan view of intelligent vibration damping seat disclosed by the invention；
Fig. 4 is the structural representation of active damper disclosed in example of the present invention；
Fig. 5 is the structural representation of active damper disclosed in example of the present invention two；
Fig. 6 is the structural representation of active damper disclosed in example of the present invention three；
Fig. 7 is that the effectiveness in vibration suppression of passive shock absorbing seat and the effectiveness in vibration suppression frequency domain of active damping seat compare figure；
Fig. 8 is that the effectiveness in vibration suppression of passive shock absorbing seat and the effectiveness in vibration suppression time domain of active damping seat compare figure.
Wherein, 101, seat；102nd, acceleration transducer；104th, active damper；105th, actuator；106th, control dress
Put；107th, power amplifier；110th, base；111st, annular boss；112nd, mounting hole；113rd, connecting hole；120th, upper end cover；130、
Side wall；210th, movable part；211st, magnetic cylinder；212nd, permanent magnet；213rd, upper yoke；214th, lower yoke；215th, fixed plate；220th, prop up
Support part part；221st, rubber slab；230th, guiding parts；231st, the axis of guide；240th, stay bolt；250th, lag bolt；261st, rubber bar；
300th, driver part；310th, driving coil；320th, coil rack.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the invention is described in further detail.It is below use
In an explanation preferred embodiment of the invention, but it is not limited to the scope of the present invention.
Referring to Fig. 1 to Fig. 3, as shown in legend therein：A kind of intelligent vibration damping seat, including：
- seat 101；
- detection means, for gathering oscillation intensity and frequency, including acceleration transducer 102, acceleration transducer 102
It is arranged on installation foundation and/or seat 101,
- active damper 104, the vibration for mitigating seat 101, using actuator 105, actuator base with install
Basis is fixedly connected, and is arranged between seat 101 and installation foundation 103；
- control device 106, for controlling actuator 105, its input is used with acceleration transducer 102 and quasi- zero stiffness
Property actuator 105 is communicated；
Wherein, actuator 105 is driven by power amplifier 107.
The energy Real-time Collection oscillation intensity of acceleration transducer 102, to adjust the size of current of active damper in good time.
Passenger or driver are sat on seat 101, start control device 106, and control device 106 is according to acceleration transducer
The 102 oscillation intensity control actuator 105 for detecting, realize optimal effectiveness in vibration suppression.
It is exemplified below the concrete structure of several active dampers.
Example one, referring to Fig. 4, as shown in legend therein, a kind of active damper, including：
- shell, including base 110, upper end cover 120；
- movable component, including movable part 210, support member 220 and guiding parts 230, support member 220 is along vertical
Direction flexibly supports movable part 210, and guiding parts 230 is vertically oriented to movable part 210, and movable part 210 passes through
On the power transmission of support member 220 to base 110；
- driver part 300, in power transmission to base 110.
Wherein, movable part 210 constitutes a magnetic circuit system, it is synchronous produce the active force that drives the vibration of driver part 300 and
The reaction force for driving its own to vibrate, movable part 210 include magnetic cylinder, permanent magnet, on, lower yoke and fixed plate；
Support member 220 uses four groups of helical springs, four groups of helical springs to support be connected to movable part 210 and bottom respectively
Between seat 110 and upper end cover 120；
Guiding parts 230 uses the lower end of the axis of guide, the axis of guide to be connected with base 110 by bolt, the upper end of the axis of guide
It is connected with upper end cover 120 by bolt；
Driver part 300 uses coil block, including driving coil and stainless steel coil rack.
The base 110 of actuator is installed in control machinery, the power amplifier outside the driving coil connection of actuator,
To driving coil, when alternating current is connected with driving coil, electromagnetic action is produced power amplifier output current to driving coil
Raw electromagnetic force, because driving coil is fixed on coil rack, therefore electromagnetic force is delivered to base 110 by coil rack, while
Driving coil alternation cutting magnetic line moves back and forth movable part 210, and reciprocating motion can make support member 220 produce restoring force
It is delivered to base 110, two as power outputs of making a concerted effort of power.
Example two, referring to Fig. 5, as shown in legend therein, a kind of active damper, including：
- shell, including base 110, upper end cover 120；
- movable component, including movable part 210, support member and guiding parts, support member vertically prop up by elasticity
Support movable part 210, guiding parts is vertically oriented to movable part 210, and movable part 210 is passed by support member 220
On power to base 110；
- driver part 300, in power transmission to base 110.
Wherein, movable part 210 constitutes a magnetic circuit system, it is synchronous produce the active force that drives the vibration of driver part 300 and
The reaction force for driving its own to vibrate, movable part 210 include magnetic cylinder, permanent magnet, on, lower yoke and fixed plate；
Support member uses plate type rubber spring, including rubber slab 221, connecting plate 222 and connecting bushing 223, connecting plate
222 and connecting bushing 223 be metal material, connecting plate 222 is provided with middle through-hole, and it is logical that connecting bushing 223 is co-axially located at middle part
Kong Zhong, between the inner side edge of connecting plate 222 and the outer wall of connecting bushing 223, connecting plate 222 connects the sulfidization molding of rubber slab 221
It is connected on base 110 to upwardly extend on the annular boss 111 to be formed, fixed plate, upper yoke, permanent magnet, lower yoke pass through a spiral shell long
Bolt 240 is worn and is connected together, and a lag bolt 250 is worn in the unthreaded hole of connecting bushing 223, and the lag bolt 250 passes through connecting bushing 223
Unthreaded hole be threadedly coupled with stay bolt 240, rubber slab 221 vertically flexibly supports movable part 210, connecting bushing 223
Vertically it is projected in the mounting hole 112 of base 110；
Guiding parts uses the axis of guide 231, and the lower end of the axis of guide 231 is connected by bolt with base 110, the axis of guide 231
Upper end be connected with upper end cover 120 by bolt；
Driver part 300 uses coil block, including driving coil and stainless steel coil rack.
The base 110 of actuator is installed in control machinery, the power amplifier outside the driving coil connection of actuator,
To driving coil, when alternating current is connected with driving coil, electromagnetic action is produced power amplifier output current to driving coil
Raw electromagnetic force, because driving coil is fixed on coil rack, therefore electromagnetic force is delivered to base 110 by coil rack, while
Driving coil alternation cutting magnetic line moves back and forth movable part 210, and reciprocating motion can make support member 220 produce restoring force
It is delivered to base 110, two as power outputs of making a concerted effort of power.
Example three
Referring to Fig. 6, as shown in legend therein, a kind of active damper, including：
- shell, including base 110, upper end cover 120 and side wall 130；
- movable component, including movable part, the first support member, guiding parts and the second support member, the first support
Part vertically flexibly supports movable part, and guiding parts is vertically oriented to above-mentioned movable part, at least two
The two support members elastic connection movable part and circumference along movable part is uniformly arranged in the horizontal direction；Movable part is by upper
State on the first support member power transmission to base, the first support member is vertically that static compress state or dynamic compression are stretched
Alternating state, the second support member is in the horizontal direction static compress state or dynamic compression state；
- driver part, in power transmission to base 110.
Wherein, movable part constitutes a closed magnetic circuit system, with it is synchronous produce the active force that drives driver part to vibrate and
Drive its own vibrate reaction force, including magnetic cylinder 211, be arranged in magnetic cylinder 211 permanent magnet 212, be separately positioned on forever
Magnet 212 it is upper, lower position it is upper, lower yoke 213,214 and be arranged on consolidating for magnetic cylinder 211 and the upper side position of upper yoke 213
Fixed board 215, fixation is worn between fixed plate 215 and magnetic cylinder 211 by bolt；
First support member includes rubber slab 221, connecting plate and connecting bushing, and connecting plate and connecting bushing are metal material
Matter, connecting plate is provided with middle through-hole, and connecting bushing is co-axially located in middle through-hole, and the sulfidization molding of rubber slab 221 is in connecting plate
Inner side edge and the outer wall of connecting bushing between, connecting plate is connected to base 110 and upwardly extends on the annular boss 111 to be formed,
Fixed plate 215, upper yoke 213, permanent magnet 212, lower yoke 214 are worn by a stay bolt 240 and are connected together, the light of connecting bushing
A lag bolt 250 is worn in hole, the lag bolt 250 is threadedly coupled through the unthreaded hole of above-mentioned connecting bushing with stay bolt 240, rubber
Plate 221 vertically flexibly supports movable part, and rubber slab 221 is vertically that static compress state or dynamic compression are drawn
Stretch alternating state；
Guiding parts includes the axis of guide 231, and the lower end of the axis of guide 231 is connected by bolt with base 110, the axis of guide 231
Upper end be connected with upper end cover 120 by bolt, be arranged on the axis of guide 231 and linear bearing be installed, the inner ring of linear bearing with
The axis of guide 231 is relatively fixed, and outer ring and the magnetic cylinder 211 and/or fixed plate 215 of linear bearing are relatively fixed；
Second support member includes rubber bar 261, and rubber bar 261 is additionally provided with inner side connector and outside connector, inner side
Connector and outside connector are metal material, and inner side connector and outside connector are coaxially disposed, the sulfidization molding of rubber bar 260
Between inner side connector and outside connector, inner side connector is threadedly coupled with magnetic cylinder 211, outside connector and side wall 130
Threaded connection, the elastic connection movable part in the horizontal direction of rubber bar 261, rubber bar 261 is in the horizontal direction static compress shape
State or dynamic compression state；
Driver part includes driving coil 310, and driving coil 310 is wound on coil rack 320, and is separately positioned on magnetic
In two annulus gaps that cylinder 211 is formed with upper yoke 213 and lower yoke 214 respectively, coil rack 320 is relative with base 110
It is fixed.
Wherein, the intrinsic frequency of movable component is less than the vibration frequency of movable part, between movable part and upper end cover 120
Space slightly larger than above-mentioned movable part vibratility adjustment, elastic branch need not be again set up between movable part and upper end cover 120
Support, saves the invalid distance between movable part and upper end cover, and the whole height of actuator can reduce by 20% or so.
Actuator is installed in control machinery by the connecting hole 113 of base 110, and the magnetic circuit principle of actuator is：Permanent magnetism
Body 212 → 213 → air gap of upper yoke → 211 → air gap of magnetic cylinder → 214 → permanent magnet of lower yoke 212, constitutes one
The magnetic circuit of closing.The driving coil of actuator, is connected to the power amplifier of outside, power amplifier output current to drives line
Circle, when alternating current is connected with driving coil, electromagnetic action produces electromagnetic force to driving coil, because driving coil is fixed on
Stainless steel wire ring framework, therefore electromagnetic force is delivered to base 110 by stainless steel wire ring framework, while driving coil alternation cuts
The magnetic line of force can move back and forth movable part, and reciprocating motion can make rubber produce restoring force to be delivered to base 110, two power
Make a concerted effort be power output.
Fig. 7 is the effectiveness in vibration suppression of passive shock absorbing seat and the effectiveness in vibration suppression frequency domain of active damping seat compares figure, Fig. 8 be by
The effectiveness in vibration suppression of dynamic shock absorbing seat and the effectiveness in vibration suppression time domain of active damping seat compare figure, it can be seen that actively subtracting
Effect of shaking is significantly better than passive effectiveness in vibration suppression.
It is more than the description to the embodiment of the present invention, by the foregoing description of the disclosed embodiments, makes this area special
Industry technical staff can realize or use the present invention.Various modifications to these embodiments come to those skilled in the art
Say and will be apparent, generic principles defined herein can not depart from the situation of the spirit or scope of the present invention
Under, realize in other embodiments.Therefore, the present invention is not intended to be limited to the embodiments shown herein, but to accord with
Close the most wide scope consistent with principles disclosed herein and features of novelty.
Claims (6)
1. a kind of intelligent vibration damping seat, including seat, it is characterised in that also including detection means, active damper and control
Device processed, the detection means includes vibrating sensor, and the vibrating sensor is arranged on installation foundation and/or the seat
On, bottom and the installation foundation of the active damper are rigidly connected, the top of the active damper and the bottom of seat
Portion is rigidly connected, and the input of the control device is communicated with the vibrating sensor, the output end of the control device and institute
State active damper communication.
2. intelligent vibration damping seat according to claim 1, it is characterised in that the active damper uses actuator,
The actuator includes base and upper end cover, and the base is rigidly connected with installation foundation, and the upper end cover rigidly connects with seat
Connect.
3. intelligent vibration damping seat according to claim 2, it is characterised in that two active dampers symmetrically set
Put, and two armrest positions respectively with the seat are corresponding up and down.
4. intelligent vibration damping seat according to claim 3, it is characterised in that the vibrating sensor is arranged at described two
Between the active damper.
5. intelligent vibration damping seat according to claim 1, it is characterised in that the active damper passes through power amplification
Device drives.
6. intelligent vibration damping seat according to claim 1, it is characterised in that the vibrating sensor uses acceleration sensing
Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611203593.7A CN106724272A (en) | 2016-12-23 | 2016-12-23 | A kind of intelligent vibration damping seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611203593.7A CN106724272A (en) | 2016-12-23 | 2016-12-23 | A kind of intelligent vibration damping seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106724272A true CN106724272A (en) | 2017-05-31 |
Family
ID=58897709
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611203593.7A Withdrawn CN106724272A (en) | 2016-12-23 | 2016-12-23 | A kind of intelligent vibration damping seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106724272A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111174906A (en) * | 2020-02-20 | 2020-05-19 | 高新华 | Active anti-vibration platform based on parameter detection |
| CN111387752A (en) * | 2020-03-16 | 2020-07-10 | 上海涅瀚贸易有限公司 | Shock-absorbing structure for sofa |
-
2016
- 2016-12-23 CN CN201611203593.7A patent/CN106724272A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111174906A (en) * | 2020-02-20 | 2020-05-19 | 高新华 | Active anti-vibration platform based on parameter detection |
| CN111387752A (en) * | 2020-03-16 | 2020-07-10 | 上海涅瀚贸易有限公司 | Shock-absorbing structure for sofa |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170531 |
|
| WW01 | Invention patent application withdrawn after publication |