CN206836657U - A kind of intelligent vibration damping seat - Google Patents

Abstract

The utility model 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 and the bottom rigid of seat connect, the input of the control device communicates with the vibrating sensor, and the output end of the control device communicates with the active damper.For the utility model by designing the intelligent vibration damping seat using active damper, active damper is fine to low-frequency vibration control effect, greatly optimizes the effectiveness in vibration suppression of seat.

Description

A kind of intelligent vibration damping seat

Technical field

It the utility model is related 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 the passengers of the vehicles such as helicopter, automobile, driver, body is for a long time Easily cause fatigue, the irritated and uncomfortable situation such as have a pain in the back in this environment.This will have a strong impact on driver The operating efficiency and physical and mental health of member.Therefore carrying out vibration damping to seat becomes very necessary.

Traditional seat such as adds foam-rubber cushion or other energy absorbing devices typically all by the way of passively controlling.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 bigger for low frequency signal, and for when Changing environment can not Automatic Optimal, and existing passive absorber or plate active control device can not realize seat with installation base Plinth is rigidly connected.

The content of the invention

In order to solve the above technical problems, the purpose of this utility model is to provide a kind of intelligent vibration damping seat, effectively subtract The vibratory output for being delivered to seat is lacked, has improved 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.

To achieve the above object, the utility model 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 vibration and passed Sensor, the vibrating sensor are arranged on installation foundation and/or the seat, the bottom of the active damper and installation Basic rigidity connects, and the top of the active damper and the bottom rigid of seat connect, the input of the control device Communicated with the vibrating sensor, the output end of the control device communicates 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 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 utility model has following advantages compared with prior art：The utility model By designing the intelligent vibration damping seat using active damper, active damper rigidly connects with installation foundation and seat respectively Connect, improve seat connection reliability, at the same it is fine to low-frequency vibration control effect, greatly optimize the vibration damping effect of seat Fruit.

Brief description of the drawings

Fig. 1 is the front view of intelligent vibration damping seat disclosed in the utility model；

Fig. 2 is the side view of intelligent vibration damping seat disclosed in the utility model；

Fig. 3 is the top plan view of intelligent vibration damping seat disclosed in the utility model；

Fig. 4 is the structural representation of active damper disclosed in the utility model example one；

Fig. 5 is the structural representation of active damper disclosed in the utility model example two；

Fig. 6 is the structural representation of active damper disclosed in the utility model example three.

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, driving part；310th, driving coil；320th, coil rack.

Embodiment

With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below For for illustrating a preferred embodiment of the present utility model, but it is not limited to the scope of the utility model.

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, for mitigating the vibration of seat 101, using actuator 105, actuator base and installation 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 to acceleration transducer 102 and quasi- zero stiffness Property actuator 105 communicates；

Wherein, actuator 105 is driven by power amplifier 107.

Acceleration transducer 102 can gather oscillation intensity in real time, to adjust the size of current of active damper in good time.

Passenger or driver are sat on seat 101, start control device 106, control device 106 is according to acceleration transducer The 102 oscillation intensity control actuator 105 detected, 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；

- driving part 300, in power transmission to base 110.

Wherein, movable part 210 forms a magnetic circuit system, it is synchronous produce active force that driving driving part 300 vibrates and Drive its own vibrate reaction force, movable part 210 include magnetic cylinder, permanent magnet, on, lower yoke and fixed plate；

Support member 220 uses four groups of helical springs, and four groups of helical springs support respectively is connected to movable part 210 and bottom Between seat 110 and upper end cover 120；

Guiding parts 230 uses the axis of guide, and the lower end of the axis of guide is connected by bolt with base 110, the upper end of the axis of guide It is connected by bolt with upper end cover 120；

Driving part 300 uses coil block, including the coil rack of driving coil and stainless steel.

The base 110 of actuator is installed in control machinery, the power amplifier outside the driving coil connection of actuator, Power amplifier output current is to driving coil, and when being connected with alternating current in driving coil, electromagnetic action produces 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, simultaneously 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, the as power output of making a concerted effort of two 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 Movable part 210 is supportted, guiding parts is vertically oriented to movable part 210, and movable part 210 is passed by support member 220 On power to base 110；

- driving part 300, in power transmission to base 110.

Wherein, movable part 210 forms a magnetic circuit system, it is synchronous produce active force that driving driving part 300 vibrates and Drive its own vibrate reaction force, 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 long spiral shell Bolt 240, which is worn, to be 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 by bolt with upper end cover 120；

Driving part 300 uses coil block, including the coil rack of driving coil and stainless steel.

The base 110 of actuator is installed in control machinery, the power amplifier outside the driving coil connection of actuator, Power amplifier output current is to driving coil, and when being connected with alternating current in driving coil, electromagnetic action produces 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, simultaneously 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, the as power output of making a concerted effort of two 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, and at least two Two support members elastic connection movable part and are uniformly arranged along the circumference of movable part in the horizontal direction；Movable part passes through upper State on the first support member power transmission to base, the first support member vertically stretches for static compress state or dynamic compression Alternating state, the second support member are static compress state or dynamic compression state in the horizontal direction；

- driving part, in power transmission to base 110.

Wherein, movable part forms a closed magnetic circuit system, with it is synchronous produce drive driving part vibration active force 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 by bolt between fixed plate 215 and magnetic cylinder 211；

First support member includes rubber slab 221, connecting plate and connecting bushing, and connecting plate and connecting bushing are metal material Matter, connecting plate are 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 connecting bushing outer wall between, connecting plate is connected to base 110 and upwardly extended 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 unthreaded hole of the lag bolt 250 through above-mentioned connecting bushing is threadedly coupled with stay bolt 240, rubber Plate 221 vertically flexibly supports movable part, and rubber slab 221 vertically draws for static compress state or dynamic compression 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 by bolt with upper end cover 120, 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, elastic connection movable part, rubber bar 261 are static compress shape in the horizontal direction to rubber bar 261 in the horizontal direction State or dynamic compression state；

Driving 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 be slightly larger than above-mentioned movable part vibratility adjustment, elastic branch need not be set up between movable part and upper end cover 120 again Support, saves the invalid distance between movable part and upper end cover, 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, thus constitutes one The magnetic circuit of closing.The driving coil of actuator, it is connected to the power amplifier of outside, power amplifier output current to drives line Circle, when being connected with alternating current in 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 is cut The magnetic line of force can move back and forth movable part, and reciprocating motion can make rubber generation restoring force be delivered to base 110, two power Make a concerted effort be power output.

It is above the description to the utility model embodiment, by the foregoing description of the disclosed embodiments, makes ability Domain professional and technical personnel can realize or using the utility model.The professional skill of a variety of modifications to these embodiments to this area Will be apparent for art personnel, generic principles defined herein can not depart from it is of the present utility model spirit or In the case of scope, realize in other embodiments.Therefore, the utility model is not intended to be limited to these realities shown in this article Example is applied, and is to fit to 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 include 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 communicates 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 are symmetrically set Put, and it is corresponding up and down with two armrest positions of the seat respectively.

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.