CN107323542B - Semi-active type cab mounting isolation mounting - Google Patents
Semi-active type cab mounting isolation mounting Download PDFInfo
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- CN107323542B CN107323542B CN201710523112.9A CN201710523112A CN107323542B CN 107323542 B CN107323542 B CN 107323542B CN 201710523112 A CN201710523112 A CN 201710523112A CN 107323542 B CN107323542 B CN 107323542B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D33/00—Superstructures for load-carrying vehicles
- B62D33/06—Drivers' cabs
- B62D33/0604—Cabs insulated against vibrations or noise, e.g. with elastic suspension
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
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- Mechanical Engineering (AREA)
- Vibration Prevention Devices (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The invention discloses a kind of semi-active type cab mounting isolation mountings, belong to automotive engineering technology field.The device includes the suspension particle damped vibration attenuation element and controller perturbation damping element between the electromagnetic particle damping vibration attenuation element being arranged on driver's cabin lateral wall and driver's cabin and vehicle frame, controller perturbation damping element includes third shock-absorbing spring and control shell, one end of third shock-absorbing spring is fixed on vehicle frame, the other end connection control shell of third shock-absorbing spring, control shell is fixedly connected with the lower end of suspension particle damped vibration attenuation element, the lower end of suspension particle damped vibration attenuation element is also fixedly connected with the outer liner of pin, the outer liner connection of pin is vertically arranged in the guide rod of vehicle frame upper end.The device can be by adjusting the type of particle damped vibration attenuation object, filling rate, to meet the stationarity of driving, and apparatus structure is simple, low manufacture cost.
Description
Technical field
The present invention relates to automotive engineering technology fields, more particularly to a kind of semi-active type cab mounting isolation mounting.
Background technique
In the process of moving, the impact on road surface is transmitted to driver's cabin by automobile chassis and generates vibration vehicle, can make to take
Personnel generate uncomfortable, tired out, in order to promote the ride comfort of vehicle, make to take more comfortable, it will usually vehicle frame and driver's cabin it
Between be provided with suspending apparatus for vibration damping, make cab mounting on vehicle frame.Existing medium-sized commercial vehicle suspending apparatus is adopted
With half floated suspension, two supporting points in driver's cabin front are the fixations using two groups of front overhang components of rubber vibration insulating pad
Connection, two supporting points in driver's cabin rear end are the floating type connections for using the rear overhang assembly including spring damping original part, this
The suspending apparatus of kind structure can play certain vibration isolating effect, but the suspension of the rubber pad of driver's cabin front support point is because of its vibration
Damp less than normal, dynamic stiffness is big, reduces the integral vibration isolation effect of suspending apparatus, and the riding comfort of vehicle is bad, is not able to satisfy
Requirement of the people to comfort level is driven.
Chinese utility model patent (Authorization Notice No.: CN204399305U, authorized announcement date: 2015-06-17) discloses
Driver's cabin floats suspending apparatus entirely, it includes two groups of front overhang components that rear overhang assembly is connected with by stabiliser bar, two groups of front overhang components
The front overhang undersetting of turning supporting seat is fixed with including upper end, stabilizer bar end is connect with turning supporting seat, the limit on stabiliser bar
Swing arm is hinged between shoulder and turning supporting seat, the other end and the front overhang upper bracket of swing arm are hinged, the inner sidewall connection of swing arm
The other end of the front overhang damper being vertically arranged, front overhang damper is connected with front overhang upper bracket, front overhang upper bracket have bottom plate,
The side plate to offset with the lateral wall of driver's cabin stringer and the auxiliary support frame being connect with front overhang damper, before driver's cabin stringer
End has limit rib.The advantages of device is that vibration isolating effect is good, and the ride comfort and reliability of driver's cabin are all quite stable, disadvantage
It is that structure is complicated, manufacturing cost is higher.
Summary of the invention
In order to solve the above technical problems, the present invention provides a kind of semi-active type cab mounting isolation mountings.The device
It can be by adjusting the type of particle damped vibration attenuation object, filling rate, to meet the stationarity of driving, and apparatus structure letter
It is single, low manufacture cost.
To achieve the above object, the invention discloses a kind of semi-active type cab mounting isolation mounting, cab mountings
The top of vehicle frame is set, which includes the electromagnetic particle damping vibration attenuation element and driver's cabin being arranged on driver's cabin lateral wall
Suspension particle damped vibration attenuation element and controller perturbation damping element between vehicle frame, the controller perturbation damping element include the
Three shock-absorbing springs and control shell, one end of the third shock-absorbing spring is fixed on vehicle frame, the third shock-absorbing spring it is another
One end connection control shell, the control shell are fixedly connected with the lower end of suspension particle damped vibration attenuation element, the suspension particle
The lower end of damping vibration attenuation element is also fixedly connected with the outer liner of pin, and the outer liner connection of the pin is vertically arranged in
The guide rod of vehicle frame upper end.
Further, the electromagnetic particle damping vibration attenuation element includes rectangular hollow shell, is set in the inner wall lower end of shell
There is hollow rubber inner housing, several hollow copper bars are also symmetrically arranged on the inner wall of shell, fill up the 4th in the hollow copper bar
Electromagnetic particle damping-article, the inner housing is interior to be filled with third electromagnetic particle damping-article.
Still further, the shell one end connect the first shock-absorbing spring one end, first shock-absorbing spring it is another
One end connects the first cab bracket；The other end of the shell connects one end of the second shock-absorbing spring, the second vibration damping bullet
The other end of spring connects the second cab bracket；One end of first cab bracket and one end of the second cab bracket are equal
It is fixed on driver's cabin lateral wall, the second magnetic iron plate is equipped on driver's cabin lateral wall；First cab bracket and
It is equipped with fixed plate between two cab brackets, the first magnetic iron plate, first magnetic iron plate and second are equipped in fixed plate
Magnetic iron plate is symmetrical arranged along shell two sides.
Further, the inner wall upper end of the control shell of the controller perturbation damping element, which is equipped in rubber, controls shell
Body, the interior control shell is interior to be filled with the second electromagnetic particle damping-article.
Further, the suspension particle damped vibration attenuation element includes hollow rubber damping body, in hollow damping body
Portion is filled with the first electromagnetic particle damping-article.
Further, the first electromagnetic particle damping-article, the second electromagnetic particle damping-article, the damping of third electromagnetic particle
Object is spherical particle, and the average diameter of the spherical particle is between 0.2~5mm；The spherical particle rigidity particle, lead system
One of particle, copper particle or aluminum particle.
Further, the 4th electromagnetic particle damping-article is spherical particle, and the average diameter of the spherical particle is
5mm, the spherical particle are rigidity particle.
Cab mounting isolation mounting of the invention is semi-active type, i.e., the vibration isolation of the driver's cabin arrived according to human feeling is imitated
Fruit, the size and human comfort of external force can drive by adjusting the type of particle damped vibration attenuation object, filling rate to meet
The stationarity sailed, the comfort level of human body subjectivity, and then adapt in different road travelings；
The vehicle frame of cab mounting isolation mounting of the invention mainly includes two vertical by multiple parallel beams and two
Beam component interconnected, driver's cabin can preferably turn forward relative to vehicle frame, and engine is fastened to vehicle in a conventional manner
On frame.
The utility model has the advantages that
1, semi-active type cab mounting isolation mounting of the invention can generate particle damping effect three times, an electromagnetism
Damping effect, good damping result；
2, the partial size for the electromagnetic particle damping-article of semi-active type cab mounting isolation mounting of the invention respectively filled and
Filling rate is controllable, and the effectiveness in vibration suppression of whole device is easy regulation；
3, the revolute that semi-active type cab mounting isolation mounting of the invention uses pin feature to connect is realized and is driven
Room front is freely overturn；
4, semi-active type cab mounting isolation mounting structure of the invention is simple, and easily manufactured and manufacturing cost is low.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of cab mounting isolation mounting of the invention；
Fig. 2 is the amplified structural schematic diagram of electromagnetic particle damping vibration attenuation element in Fig. 1；
Fig. 3 is the amplified structural schematic diagram of controller perturbation damping element in Fig. 1；
Fig. 4 is that the amplified structural schematic diagram of particle damped vibration attenuation element is suspended in Fig. 1；
Fig. 5, Fig. 6 and Fig. 7 are the measure of merit figure of driver's cabin stationarity；
The label of each component is as follows in above-mentioned figure:
Driver's cabin 1, suspension particle damped vibration attenuation unit 2 (wherein, damping body 21, the first electromagnetic particle damping-article 22), bullet
Property control damper unit 3 (wherein, control shell 31, interior control shell 32, the second electromagnetic particle damping-article 33, fixed link 34, the
Three damping springs 35), electromagnetic particle damping vibration attenuation unit 4 (wherein, the first cab bracket 41, the second cab bracket 42,
One shock-absorbing spring 43, the second shock-absorbing spring 44, the first magnetic iron plate 45, the second magnetic iron plate 46, shell 47, copper rod 471, inner casing
Body 472, third electromagnetic particle damping-article 473, the 4th electromagnetic particle damping-article 474, fixed plate 48), vehicle frame 5, guide rod 6, pin
Nail 7.
Specific embodiment
In order to better explain the present invention, below in conjunction with specific embodiments and drawings the present invention is furture elucidated it is main in
Hold, but the contents of the present invention are not limited solely to following embodiment.
As shown in Figure 1, the invention discloses a kind of semi-active type cab mounting isolation mounting, including be arranged in driver's cabin
Electromagnetic particle damping vibration attenuation element 4 on 1 lateral wall, in conjunction with Fig. 2 it is found that the electromagnetic particle damping vibration attenuation element 4 includes side
Shape hollow shell 47 is equipped with hollow rubber inner housing 472 in the inner wall lower end of shell 47, is also symmetrically arranged on the inner wall of shell 47
Several hollow copper bars 471, fill up the 4th electromagnetic particle damping-article 474 in the hollow copper bar 471, in the inner housing 472
Filled with third electromagnetic particle damping-article 473, the third electromagnetic particle damping-article 473 is spherical particle, the spherical particle
Average diameter between 0.2~5mm；The spherical particle is in rigidity particle, lead pelleting, copper particle or aluminum particle
One kind；The 4th electromagnetic particle damping-article 474 is also spherical particle, and the average diameter of the spherical particle is 5mm, described
Spherical particle is rigidity particle；It is described in conjunction with Fig. 2 it is found that one end of the shell 47 connects one end of the first shock-absorbing spring 43
The other end of first shock-absorbing spring 43 connects the first cab bracket 41；The other end of the shell 47 connects the second shock-absorbing spring
The other end of 44 one end, second shock-absorbing spring 44 connects the second cab bracket 42；First cab bracket 41
The setting being parallel to each other, and one end of the first cab bracket 41 and the second cab bracket are kept with the second cab bracket 42
42 one end is fixed on vertically on 1 lateral wall of driver's cabin, and the second magnetic force copper sheet 46 is additionally provided on 1 lateral wall of driver's cabin；Institute
It states and is equipped with fixed plate 48 between the first cab bracket 41 and the second cab bracket 42, the first magnetic force is equipped in fixed plate 48
Copper sheet 45, the first magnetic force copper sheet 45 and the second magnetic force copper sheet 46 are symmetrical arranged in the both sides external of shell 47.First is magnetic
Iron plate 45 and the second magnetic iron plate 46 are respectively the pole N and the pole S in magnetic field.
Fig. 1 is recombined it is found that the driver's cabin 1 suspends the top that vehicle frame 5 is arranged in, between driver's cabin 1 and vehicle frame 5
Equipped with suspension particle damped vibration attenuation element 2 and controller perturbation damping element 3, the controller perturbation damping element 3 connects including one end
The third shock-absorbing spring 35 on vehicle frame 5 is connect, the other end of the third shock-absorbing spring 35 is fixedly connected with control shell 31, described
The lower end for controlling the connection suspension particle damped vibration attenuation element 2 of shell 31, suspends lower end and the pin 7 of particle damped vibration attenuation element 2
Outer liner be fixedly connected, the connection of the outer liner of the pin 7 is vertically arranged in the guide rod 6 of 5 upper end of vehicle frame, therefore sells
The basic overturning of driver's cabin front may be implemented in the revolute of nail 7.
As shown in figure 3, the inner wall upper end of the control shell 31 of the controller perturbation damping element 3 is equipped in rubber and controls shell
Body 32, the interior control shell 32 is interior to be filled with the second particle damping-article 33, and the second particle damping-article 33 is spherical particle,
The average diameter of the spherical particle is between 0.2~5mm；The spherical particle is rigidity particle, lead pelleting, copper particle
Or one of aluminum particle；In order to guarantee that third shock-absorbing spring 35 stretches along the vertical direction, in 35 inner sleeve of third shock-absorbing spring
There are fixed link 34, one end connection control shell 31 of the fixed link 34, the other end of the fixed link 34 is suspended at vehicle frame 5
Top, the length of the fixed link 34 be third shock-absorbing spring 35 in its natural state length 40%~50%.
As shown in figure 4, the suspension particle damped vibration attenuation element 2 includes hollow damping body 21, in hollow damping body 21
Filled with the first particle damping-article 22, the first particle damping-article 22 is spherical particle, the average diameter of the spherical particle
Between 0.2~5mm；The spherical particle is one of rigidity particle, lead pelleting, copper particle or aluminum particle.
Working principle:
1, vibration that vehicle frame is subject to and power are input to controller perturbation damper unit, controller perturbation vibration damping by third shock-absorbing spring
The control shell of unit, which passes to extraneous vibration power, controls shell in rubber, the second electricity of control enclosure interior filling in rubber
Mechanical oscillation can occur for magnetic particle damping-article, while also will drive in the second electromagnetic particle damping-article and rubber between control shell
Collision mechanical energy is converted to thermal energy harmony energy, generates first time particle damping effect to generate friction；
2, suspension particle damped vibration attenuation device is controlled the extraneous vibration of power input and the suspension of driver's cabin front of shell
Power inputs, and mechanical oscillation can occur for the first electromagnetic particle damping-article inside damping body, while also will drive the first electromagnetic particle
Mechanical energy is converted to thermal energy harmony energy, generates second of particle by the collision between damping-article and damping body to generate friction
Damping effect；
3, the vibration and power that vehicle frame is subject to by the first shock-absorbing spring and the second shock-absorbing spring input electromagnetic particle damping vibration attenuation
Device drives shell to move up and down, and the copper rod of enclosure interior cuts the magnetic field that the first magnetic force copper sheet and the second magnetic force copper sheet generate,
To generate eddy current effect, mechanical energy is converted to electric energy or thermal energy, generates electromagnetic damping effect, meanwhile, rubber inner housing
Mechanical oscillation can also occur for internal third electromagnetic particle damping-article, while also will drive third electromagnetic particle damping-article and rubber
Mechanical energy is converted to thermal energy harmony energy to generate friction by the collision between inner housing, generates third time particle damping effect
It answers.
Embodiment 1
The preferred shell 47 of the present embodiment is cuboid, and the dimensional parameters of the length, width and height of cuboid are preferably 400*300*
380mm, the hollow copper bar 471 left and right along inside wall height 100mm, 200mm, 300mm of shell 47 is each to be symmetrical arranged 3,
6 altogether, the diameter of the hollow copper bar 471 is preferably 20mm, the 4th solid electromagnetic particle of the hollow copper bar 471
Damping-article 474 is spherical particle, and the average diameter of the spherical particle is preferably 5mm, and material is preferably steel；The hollow inner casing
Body 472 is preferably cuboid, and the dimensional parameters of the length, width and height of cuboid are preferably 200*300*100mm, the hollow inner casing
The material of body 472 is preferably rubber material, and the third electromagnetic particle damping-article 473 filled in the hollow inner housing 472 is ball
Shape particle, the average diameter of the spherical particle are preferably 1mm, and material is preferably steel, and third electromagnetic particle damping-article 473
Total measurement (volume) is the 85% of 472 volume of inner housing；
The control shell 31 is preferably cuboid, and the dimensional parameters of the length, width and height of cuboid are preferably 700*400*
300mm, interior control shell 32 is preferably cuboid, and the dimensional parameters of the length, width and height of cuboid are preferably 600*350*200mm,
And the material of interior control shell 32 is preferably rubber, the second particle damping-article 33 filled in the interior control shell 32 is spherical
Particle, the average diameter of the spherical particle are preferably 2mm, and material is preferably steel, and the second electromagnetic particle damping-article 33 is total
Volume is the 80% of interior control 32 volume of shell；
The hollow damping body 21 is preferably cuboid, and the dimensional parameters of the length, width and height of cuboid are preferably 1800*
The material of 2270*300mm, the hollow damping body 21 are preferably rubber, the first particle filled in the hollow damping body 21
Damping-article 22 is spherical particle, and the average diameter of the spherical particle is preferably 4mm, and material is preferably steel, and the first electromagnetism
The total measurement (volume) of grain damping-article 22 is the 80% of hollow 21 volume of damping body；
Embodiment 2
The present embodiment is only explained the part different from embodiment 1；
The preferably hollow inner housing 472 of the present embodiment is preferably cuboid, and the dimensional parameters of the length, width and height of cuboid are preferred
Material for 200*300*100mm, the hollow inner housing 472 is preferably rubber material, filling in the hollow inner housing 472
Third electromagnetic particle damping-article 473 be spherical particle, the average diameter of the spherical particle is preferably 2mm, and material is preferably
Steel, and the total measurement (volume) of third electromagnetic particle damping-article 473 is the 90% of 472 volume of inner housing；
The control shell 31 is preferably cuboid, and the dimensional parameters of the length, width and height of cuboid are preferably 700*400*
300mm, interior control shell 32 is preferably cuboid, and the dimensional parameters of the length, width and height of cuboid are preferably 600*350*200mm,
And the material of interior control shell 32 is preferably rubber, the second particle damping-article 33 filled in the interior control shell 32 is spherical
Particle, the average diameter of the spherical particle are preferably 3mm, and material is preferably steel, and the second electromagnetic particle damping-article 33 is total
Volume is the 90% of interior control 32 volume of shell；
The hollow damping body 21 is preferably cuboid, and the dimensional parameters of the length, width and height of cuboid are preferably 1800*
The material of 2270*300mm, the hollow damping body 21 are preferably rubber, the first particle filled in the hollow damping body 21
Damping-article 22 is spherical particle, and the average diameter of the spherical particle is preferably 5mm, and material is preferably steel, and the first electromagnetism
The total measurement (volume) of grain damping-article 22 is the 85% of hollow 21 volume of damping body.
Performance test and Correlative data analysis
1, offset frequency is analyzed:
There are mainly three types of methods for offset frequency test at present: (1) rolling down method；(2) laxative remedy (3) are thrown and pulls down method.In view of live item
Part, the offset frequency for selecting the method that rolls down to carry out front overhang to sample car are tested, and sensor is mounted on front axle corresponding position, in test process, vehicle
Gross laden weight 18790kg, the wheel at automotive test end is paved with convex block, and automobile is placed in neutral gear position, by automobile from convex block
On push down, guarantee left and right wheels while to land as far as possible when rolling down.Vibration letter is acquired with signal acquisition instrument while tire lands
Number.The time domain deamplification for acquiring front axle or so sensor, reads the deamplification in two periods, as shown in table 1, does mean value
Processing, obtains the offset frequency of front overhang are as follows: 3.0Hz.The track of general cargo vehicle is poor, be typically chosen range 1.5~
3Hz range.Meet the requirement of ride comfort.
The analysis of 1 damped cycle of table
2, ride comfort is evaluated:
As shown in table 2, human comfort as defined in ISO2631 standard and ISO2631-1 standard is listed to magnitude of vibrations
Subjective statistical data；
The subjective feeling of 2 people of table and the relationship of root mean square of weighed acceleration
Also it is weighting vibration acceleration in addition, acceleration of the invention, is when considering three axial vibration of seat simultaneously,
Total acceleration root mean square of three axial directions, calculation formula are as follows:
In the world, seat Z-direction acceleration magnitude, the preliminary master as motor bus seat vibration level are generally also directly chosen
See the index of evaluation.
The root mean square of weighed acceleration for calculating 3 directions at cab seat cushion in embodiment 1 is as shown in table 3；
3 embodiment of table, 1 root mean square of weighed acceleration test result
The root mean square of weighed acceleration for calculating 3 directions at cab seat cushion in embodiment 2 is as shown in table 4；
4 embodiment of table, 2 root mean square of weighed acceleration test result
By the intuitive drafting pattern 5 of the data of table 3 and table 4, the ordinate of Fig. 5 is that three total weighted accelerations in direction are square
Root, abscissa are speed；In conjunction with table 2, table 3, table 4 and Fig. 5 it is found that cab mounting device of the invention is flat in vehicle testing
Meet national standard shown in table 2 on pliable.
3, cab mounting vibration isolation rate is analyzed:
Lower suspension is the input point motivated, is the output point of excitation in suspension, can use vibration isolation rate TdTo describe driver's cabin
The vibration isolating effect of suspension, formula are as follows:
If vibration isolation rate is negative value, illustrate that suspension produces the effect of amplification vibration；If vibration isolation rate is positive value, illustrate that suspension has
Certain vibration isolating effect, vibration isolation rate value is bigger to illustrate that vibration isolating effect is better.By signal acquisition instrument LMS, the excitation of acquisition and
The time-domain signal of response point obtains the root mean square of weighed acceleration (RMS value) of embodiment 1 shown in table 5, reality shown in table 6
Apply the vibration isolation rate of four suspension Z-directions of the driver's cabin of example 1；
The excitation of 5 embodiment 1 of table and response point RMS value
The vibration isolation rate of four suspension Z-directions of 6 driver's cabin of table
| Speed km/h | T before the right sided | Left front Td | T behind the right sided | Left back Td |
| 30 | 50 | 40 | 66.66667 | 80 |
| 35 | 42.85714 | 42.85714 | 60 | 57.14286 |
| 40 | 40 | 33.33333 | 72.72727 | 78.26087 |
| 45 | 37.5 | 37.5 | 57.14286 | 57.14286 |
| 50 | 50 | 50 | 60 | 58.33333 |
| 55 | 45.45455 | 36.36364 | 62.5 | 66.66667 |
| 60 | 33.33333 | 27.27273 | 66.66667 | 68.75 |
| 65 | 12.5 | 14.28571 | 62.5 | 63.63636 |
| 70 | 30.76923 | 27.27273 | 60 | 64.28571 |
| 75 | 46.15385 | 45.45455 | 75 | 75 |
| 80 | 33.33333 | 27.27273 | 66.66667 | 69.56522 |
By the intuitive drafting pattern 6 of the data of table 6, in conjunction with Fig. 6 it is found that the effectiveness in vibration suppression of the cab mounting device very
Well, there is no the effects of amplification vibration, from the point of view of the vibration isolating effect of driver's cabin, the vibration damping at the driver's cabin rear in embodiment 1
Effect is between 60%~80%, and effectiveness in vibration suppression is between 20%~50% in front of driver's cabin, either in low speed speed section, also
It is that high speed speed section all has good effectiveness in vibration suppression.
It is the root mean square of weighed acceleration (RMS value) of embodiment 2 shown in table 7, table 8 show the driving of embodiment 2
The vibration isolation rate of four suspension Z-directions of room；
The excitation of 7 embodiment 2 of table and response point RMS value
The vibration isolation rate of four suspension Z-directions of 8 driver's cabin of table
| Speed km/h | T before the right sided | Left front Td | T behind the right sided | Left back Td |
| 30 | 50 | 50 | 66.66667 | 70 |
| 35 | 44.44444 | 46.66667 | 60 | 64.28571 |
| 40 | 45.45455 | 42.85714 | 81.81818 | 82.6087 |
| 45 | 37.5 | 44.44444 | 57.14286 | 64.28571 |
| 50 | 51.6129 | 55.22388 | 60 | 58.33333 |
| 55 | 45.45455 | 41.66667 | 68.75 | 70.83333 |
| 60 | 33.33333 | 38.46154 | 73.33333 | 75 |
| 65 | 45.45455 | 50 | 68.75 | 72.72727 |
| 70 | 30.76923 | 38.46154 | 65 | 71.42857 |
| 75 | 48.14815 | 40 | 75 | 75 |
| 80 | 33.33333 | 27.27273 | 66.66667 | 69.56522 |
By the intuitive drafting pattern 7 of the data of table 8, in conjunction with Fig. 7 it is found that the effectiveness in vibration suppression at the driver's cabin rear of embodiment 2
Between 60%~85%, between 30%~55%, the vibration isolating effect of driver's cabin greatly improves effectiveness in vibration suppression in front of driver's cabin,
Than the effectiveness in vibration suppression of example 1 also than get well.And high regime effectiveness in vibration suppression is more preferable.
Above embodiments are only best citing, rather than a limitation of the embodiments of the present invention.Except above-described embodiment
Outside, there are also other embodiments by the present invention.All technical solutions formed using equivalent substitution or equivalent transformation, all fall within the present invention
It is required that protection scope in.
Claims (7)
1. a kind of semi-active type cab mounting isolation mounting, driver's cabin (1) suspension is arranged in the top of vehicle frame (5), feature
It is: including the electromagnetic particle damping vibration attenuation element (4) and driver's cabin (1) that are arranged on driver's cabin (1) lateral wall and vehicle frame (5)
Between suspension particle damped vibration attenuation element (2) and controller perturbation damping element (3), the controller perturbation damping element (3) packet
Third shock-absorbing spring (35) and control shell (31) are included, one end of the third shock-absorbing spring (35) is fixed on vehicle frame (5), institute
Other end connection control shell (31) of third shock-absorbing spring (35) is stated, the control shell (31) is fixedly connected with suspension particle resistance
The lower end of the lower end of Buddhist nun's damping element (2), suspension particle damped vibration attenuation element (2) is also solid with the outer liner of pin (7)
Fixed connection, the outer liner connection of the pin (7) are vertically arranged in the guide rod (6) of vehicle frame (5) upper end；
The electromagnetic particle damping vibration attenuation element (4) includes rectangular hollow shell (47), is equipped in the inner wall lower end of shell (47)
Hollow rubber inner housing (472) is also symmetrically arranged with several hollow copper bars (471), the hollow copper on the inner wall of shell (47)
The 4th electromagnetic particle damping-article (474) is filled up in stick (471), is damped in the inner housing (472) filled with third electromagnetic particle
Object (473)；
One end of one end connection the first shock-absorbing spring (43) of the shell (47), the other end of first shock-absorbing spring (43)
Connect the first cab bracket (41)；One end of the other end connection the second shock-absorbing spring (44) of the shell (47), described the
The other end of two shock-absorbing springs (44) connects the second cab bracket (42)；First cab bracket (41) and second drives
Room bracket (42) is arranged in parallel, and one end of first cab bracket (41) and the one end of the second cab bracket (42) are perpendicular
It is directly fixed on driver's cabin (1) lateral wall, is equipped with the second magnetic iron plate (46) on driver's cabin (1) lateral wall；Described first drives
It sails and is equipped with fixed plate (48) between room bracket (41) and the second cab bracket (42), it is magnetic that first is equipped on fixed plate (48)
Iron plate (45), first magnetic iron plate (45) and the second magnetic iron plate (46) are symmetrical arranged along shell (47) two sides.
2. semi-active type cab mounting isolation mounting according to claim 1, it is characterised in that: the controller perturbation subtracts
The inner wall upper end of the control shell (31) of vibration element (3) is equipped in rubber and controls shell (32), in the interior control shell (32)
Filled with the second electromagnetic particle damping-article (33).
3. semi-active type cab mounting isolation mounting according to claim 1 or 2, it is characterised in that: the suspension
Grain damping vibration attenuation element (2) includes hollow damping body (21), is hindered inside hollow damping body (21) filled with the first electromagnetic particle
Buddhist nun's object (22).
4. semi-active type cab mounting isolation mounting according to claim 3, it is characterised in that: first electromagnetism
Grain damping-article (22) is spherical particle, and the average diameter of the spherical particle is between 0.2~5mm；The spherical particle is lead
One of pelleting, copper particle or aluminum particle.
5. semi-active type cab mounting isolation mounting according to claim 2, it is characterised in that: second electromagnetism
Grain damping-article (33) is spherical particle, and the average diameter of the spherical particle is between 0.2~5mm；The spherical particle is lead
One of pelleting, copper particle or aluminum particle.
6. semi-active type cab mounting isolation mounting according to claim 1, it is characterised in that: the third electromagnetism
Grain damping-article (473) is spherical particle, and the average diameter of the spherical particle is between 0.2~5mm；The spherical particle is lead
One of pelleting, copper particle or aluminum particle.
7. semi-active type cab mounting isolation mounting according to claim 1, it is characterised in that: the 4th electromagnetism
Grain damping-article (474) is spherical particle, and the average diameter of the spherical particle is 5mm, and the spherical particle is rigidity particle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710523112.9A CN107323542B (en) | 2017-06-30 | 2017-06-30 | Semi-active type cab mounting isolation mounting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710523112.9A CN107323542B (en) | 2017-06-30 | 2017-06-30 | Semi-active type cab mounting isolation mounting |
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| Publication Number | Publication Date |
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| CN107323542A CN107323542A (en) | 2017-11-07 |
| CN107323542B true CN107323542B (en) | 2019-04-02 |
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|---|---|---|---|
| CN201710523112.9A Expired - Fee Related CN107323542B (en) | 2017-06-30 | 2017-06-30 | Semi-active type cab mounting isolation mounting |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101303058A (en) * | 2007-05-10 | 2008-11-12 | 吕崇耀 | Broad band damp type vibrating isolation system |
| CN202046381U (en) * | 2011-01-20 | 2011-11-23 | 南京农业大学 | Vibration absorber for cab |
| CN104196944A (en) * | 2014-08-27 | 2014-12-10 | 武汉科技大学 | Semi-active particle damping rubber suspension device for power assembly |
| CN105937573A (en) * | 2016-06-30 | 2016-09-14 | 西安交通大学 | Particle damping vibration absorption device under weightless environment |
| CN106337594A (en) * | 2016-11-10 | 2017-01-18 | 同济大学 | The multi-stage spring particle damper |
| CN106402239A (en) * | 2016-12-09 | 2017-02-15 | 淮阴工学院 | Self-adaption particle damping vibration absorber and control method thereof |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57140940A (en) * | 1981-02-25 | 1982-08-31 | Toshiba Corp | Vibration isolator for pole |
| JP2000213595A (en) * | 1999-01-28 | 2000-08-02 | Matsushita Electric Works Ltd | Vibration isolating member |
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101303058A (en) * | 2007-05-10 | 2008-11-12 | 吕崇耀 | Broad band damp type vibrating isolation system |
| CN202046381U (en) * | 2011-01-20 | 2011-11-23 | 南京农业大学 | Vibration absorber for cab |
| CN104196944A (en) * | 2014-08-27 | 2014-12-10 | 武汉科技大学 | Semi-active particle damping rubber suspension device for power assembly |
| CN105937573A (en) * | 2016-06-30 | 2016-09-14 | 西安交通大学 | Particle damping vibration absorption device under weightless environment |
| CN106337594A (en) * | 2016-11-10 | 2017-01-18 | 同济大学 | The multi-stage spring particle damper |
| CN106402239A (en) * | 2016-12-09 | 2017-02-15 | 淮阴工学院 | Self-adaption particle damping vibration absorber and control method thereof |
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