CN208063717U - A kind of damping device being installed on agricultural machinery and implement chassis - Google Patents
A kind of damping device being installed on agricultural machinery and implement chassis Download PDFInfo
- Publication number
- CN208063717U CN208063717U CN201721573993.7U CN201721573993U CN208063717U CN 208063717 U CN208063717 U CN 208063717U CN 201721573993 U CN201721573993 U CN 201721573993U CN 208063717 U CN208063717 U CN 208063717U
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- damping
- stator coil
- agricultural machinery
- accumulator
- electromotive force
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Abstract
In order to solve vibration problem when agricultural machinery work, the utility model proposes a kind of damping device being installed on agricultural machinery and implement chassis, including it is multiple uniformly distributed for the agricultural machinery vibration detection device that generated vibrations carry out the balancing device of damping balance and controlled the working condition of the balancing device in traveling/work process；The component that the application treats damping by balancing device carries out damping, wherein piston rod moves back and forth on vibrations direction, and the variation of the magnetic flux in the stator coil on cylinder body madial wall is resulted in due to the movement of the high density permanent magnetic iron ring on piston rod to produce induced electromotive force.Vibration detection device detects the induced electromotive force in stator coil, and judge to wait for the shock conditions of damping part by the size of induced electromotive force, set induced electromotive force threshold value, it is normal condition when less than threshold value, when higher than threshold value, it is powered to stator coil, the current direction is with induced electromotive force direction on the contrary, to carry out damping.
Description
Technical field
The utility model is related to agricultural mechanical fields, concretely relate to a kind of damping dress being installed on agricultural machinery and implement chassis
It sets.
Background technology
Agricultural machinery at work, due to the uncertainty of field work environment, it may appear that the case where jolting and vibrating.Such as
The vibratory output of orchard worker's machine is excessive, and influence of this vibration to human body belongs to local vibration, in the case of vibrated for a long time, operation
The hand of personnel and the smooth amyotrophia at finger make finger bleach to reduce the blood flow flowed at hand and finger, production
Very painful pain, the local symptoms such as numbness, feel cold, is stiff, swelling, it is also possible to the whole bodies diseases such as headache, tinnitus, insomnia and arthritis occur
Shape, this mechanism and symptom that " refer to disease in vain ".In addition to this, the vibration of agricultural machinery can cause the fatigue fracture of component, accelerate certain
The damage of parts reduces the working efficiency and work quality of machine, shortens machine service life, increases ambient noise.Agricultural machinery shakes
If dynamic overlong time, intensity are excessive, healthy operator is not only influenced, but also influences job safety and reduces productivity.
Utility model content
In order to solve vibration problem when agricultural machinery work, subtracting for agricultural machinery and implement chassis is installed on the utility model proposes a kind of
Shake device, the device can not only the power that generates of balance vibration, and the size of vibration force can be detected, and excessive is shaken
Momentum is intuitively presented to operating personnel, operating personnel can thus adjusting associated components, to improve the comfortable of working environment
Property and machinery working efficiency.
A kind of damping device being installed on agricultural machinery and implement chassis, its technical solution is that：Including multiple uniformly distributed use
In to agricultural machinery, generated vibrations carry out the balancing device of damping balance and to the balancing device in traveling/work process
The vibration detection device that is controlled of working condition；
Wherein, the balancing device includes the bottom plate being arranged on moving component, is arranged and is waiting for below damping part
Top plate and the dampening assembly being arranged between bottom plate and top plate；The dampening assembly includes cylindrical outer casing, is open in cylindrical outer casing
Hold the straight-cylindrical cylinder body of setting, one end being capable of the reciprocating work with relative motion between bottom plate and top plate in cylinder body
Stopper rod, the stator coil being arranged on cylinder body madial wall and high density permanent magnetic iron ring in piston rod circumference is set；
Wherein, when the vibration detection device is performed relative motion for detecting stator coil and high density permanent magnetic iron ring
The electromotive force of generation and the electromotive force threshold comparison of setting.
Further, the vibration detection device includes ECU modules, detection resistance, comparator circuit unit, AC-DC
Circuit, the first controllable switch, DC-AC circuits, the second controllable switch and accumulator；Wherein, detection resistance setting exists
Between the two poles of the earth of high density permanent magnetic iron ring, the positive input of one end connection comparator circuit unit of the detection resistance；Institute
The reverse input end for the comparator circuit unit stated is connected to the standard electric pressure side with setting voltage；Comparator circuit unit
Output end is connected to ECU modules；It is additionally provided with accumulator between the two poles of the earth of the high density permanent magnetic iron ring, wherein described
The first pole of high density permanent magnetic iron ring a pole of accumulator is connected to by connecting the first controllable switch after AC-DC circuits,
Second pole of another pole connection high density permanent magnet circle of the accumulator；First pole of the high density permanent magnetic iron ring
By being connected to a pole of accumulator after the second controllable switch connection DC-AC circuits, another pole connection high density of accumulator is forever
Second pole of long magnet circle；Wherein, the accumulator is that ECU modules and comparator circuit unit are powered；Wherein, described
One controllable switch is normally closed switch；Second controllable switch is normal open switch.
Further, the cylinder body connects one end of telescopic in one end far from cylindrical outer casing；The telescopic it is another
One end is arranged on the outside of piston rod for elongating/stretching with the movement of piston rod.
Further, the blind end of the cylindrical outer casing in the dampening assembly and top plate are hinged；The piston rod
The other end is removably fixed on bottom plate.
Further, the agricultural machinery damping device further includes for carrying out luminous alarm to transition shock conditions
Warning device；The warning device is by the driving lever being arranged on top plate, the spine that can be stirred by driving lever being arranged below driving lever
The Magnetohydrodynamic(MHD) generator that wheel, shaft and ratchet connect and the indicator light for luminous alarm being connect with Magnetohydrodynamic(MHD) generator.
It is had the beneficial effect that caused by the utility model：The component that the utility model treats damping by balancing device carries out
Damping, wherein piston rod move back and forth on vibrations direction, since the movement of the high density permanent magnetic iron ring on piston rod causes
The variation of the magnetic flux in stator coil on cylinder body madial wall is to producing induced electromotive force.Vibration detection device detects
Induced electromotive force in stator coil, and judge by the size of induced electromotive force to wait for the shock conditions of damping part, setting sense
Electromotive force threshold value is answered, is normal condition when being less than threshold value, when being higher than threshold value, is powered to stator coil, the current direction and induction
Electromotive force direction is on the contrary, reduce the generation of vibrations, to treat damping part progress damping.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, other drawings may also be obtained based on these drawings.
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of dampening assembly；
Fig. 3 is the functional block diagram of vibration detection device；
Fig. 4 is the structural schematic diagram of warning device.
It is marked in figure：1. bottom plate；2. top plate；3. dampening assembly；4.ECU modules；5. detection resistance；6. comparator circuit list
Member；7.AC-DC circuits；8. the first controllable switch；9. the second controllable switch；10. accumulator；11. inverter circuit；12. alarm dress
It sets；301. cylindrical outer casing；302. cylinder body；303. stator coil；304. high density permanent magnetic iron rings；305. piston rod；3A. stretches
Contracting set；1201. driving lever；1202. ratchet；1203. Magnetohydrodynamic(MHD) generator；1204. indicator light.
It should be clear that：V in Fig. 3DFor preset voltage threshold.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not under the premise of making the creative labor
The every other embodiment obtained, shall fall within the protection scope of the present invention.
As shown in Fig. 1 ~ 3, a kind of damping device being installed on agricultural machinery and implement chassis, its technical solution is that：Including multiple equal
Cloth for agricultural machinery in traveling/work process generated vibrations carry out the balancing device of damping balance and to this it is flat
The vibration detection device that the working condition of weighing apparatus device is controlled；
Wherein, the balancing device includes the bottom plate 1 being arranged on moving component, is arranged and is waiting for below damping part
Top plate 2 and the dampening assembly 3 being arranged between bottom plate 1 and top plate 2；The dampening assembly 3 includes cylindrical outer casing 301, in tubular
The straight-cylindrical cylinder body 302 of 301 open end of shell setting, one end can be in cylinder bodies 302 with opposite between bottom plate 1 and top plate 2
Movement and reciprocating piston rod 305, the stator coil 303 that is arranged on 302 madial wall of cylinder body and it is arranged in piston
The high density permanent magnetic iron ring 304 of 305 circumference of bar；
Wherein, the vibration detection device is made relatively for detecting stator coil 303 with high density permanent magnetic iron ring 304
The electromotive force threshold comparison of the electromotive force and setting that are generated when movement；
If stator coil 303 is less than the electricity of setting with the electromotive force that 304 relative motion of high density permanent magnetic iron ring generates
When kinetic potential threshold value, the electric energy that stator coil 303 is generated with 304 relative motion of high density permanent magnetic iron ring will be stored；If fixed
When subcoil 303 is more than the electromotive force threshold value of setting with the electromotive force that 304 relative motion of high density permanent magnetic iron ring generates, will be
Stator coil 303 is powered prevents high density permanent magnetic iron ring 304 to generate the magnetic field repelled each other with high density permanent magnetic iron ring 304
Movement, achievees the purpose that damping.
Further, the vibration detection device includes ECU modules 4, detection resistance 5, comparator circuit unit 6, AC-
DC circuits 7, the first controllable switch 8, inverter circuit 11, the second controllable switch 9 and accumulator 10；Wherein, detection electricity
Resistance 5 is arranged between the two poles of the earth of high density permanent magnetic iron ring 304, one end connection comparator circuit unit 6 of the detection resistance 5
Positive input；The reverse input end of the comparator circuit unit 6 is connected to the standard electric pressure side with setting voltage；Than
Output end compared with device circuit unit 6 is connected to ECU modules 4；It is also set up between the two poles of the earth of the high density permanent magnetic iron ring 304
There is accumulator 10, wherein the first pole of the high density permanent magnetic iron ring 304 is controllable by connecting first after AC-DC circuits 7
Switch 8 is connected to a pole of accumulator 10, and another pole of the accumulator 10 connects the second of high density permanent magnet circle 304
Pole；First pole of the high density permanent magnetic iron ring 304 is connected to storage after connecting inverter circuit 11 by the second controllable switch 9
One pole of battery 10, the second pole of another pole connection high density permanent magnetic iron ring 304 of accumulator 10；Wherein, the electric power storage
Pond 10 is that ECU modules 4 and comparator circuit unit 6 are powered；Wherein, first controllable switch 8 is normally closed switch；Described
Second controllable switch 9 is normal open switch.
Further, the cylinder body 302 is in one end of one end connection telescopic 3A far from cylindrical outer casing 301；This is stretched
The other end of contracting set 3A is arranged in 305 outside of piston rod for elongating/stretching with the movement of piston rod 305.
Further, the blind end of the cylindrical outer casing 301 in the dampening assembly 3 and top plate 2 are hinged；The piston
The other end of bar 305 is removably fixed on bottom plate 1.
Such as Fig. 4, a kind of damping device being installed on agricultural machinery and implement chassis further includes for shining to transition shock conditions
The warning device 12 of alarm；The warning device 12 is by the driving lever 1201 being arranged on top plate 2, the energy being arranged below driving lever 1201
It reaches the Magnetohydrodynamic(MHD) generator 1203 connected by ratchet 1202, shaft and ratchet 1202 that driving lever 1201 is stirred and is sent out with magnetic fluid
The indicator light 1204 for luminous alarm that motor 1203 connects.
Preferably, the utility model is mounted between the chassis and agricultural machinery body of farm implements, the agricultural machinery body such as driver's cabin
Or need the agricultural machines parts of damping.
The use process of the utility model：High density permanent magnetic iron ring 304 is embedded on piston rod 305, and piston rod 305 is logical
It crosses both ends nylon sliding bearing to be fixed on cylinder body 302, there are gaps appropriate between cylinder body 302 and piston rod 305, make highly dense
Degree permanent magnetic iron ring 304 can freely reciprocatingly slide in cylinder body 302, and the stator coil 303 on cylinder body 302 passes through connecting wire
It is connected with extraneous vibration detection device.
When agricultural machinery on relatively flat road surface when driving, due to the utility model lower end directly with wheel or reel cage phase
Even, therefore smaller vibrations also drive piston rod 305 to pump, while keeping about 304 high density permanent magnetic iron ring past
Multiple movement, the continuous cutting stator coil 303 of strong magnetic field that piston rod 305 is formed make the magnetic flux in stator coil 303 occur
Variation, to generate induced electromotive force.Become direct current after induced electromotive force is rectified, is conveyed to vibration detection device.By shaking
ECU modules 4 in motion detection device judge induced electromotive force with setting threshold value comparison.
When in flat road surface, 303 induced electromotive force of stator coil is smaller, by what is generated on each electromagnetic shock absorber
Induced electromotive force（It is average to be each more than 25W）And the induced electromotive force generated on other electronic devices collects, and is conveyed to storage
Battery 10 charges for accumulator 10, achievees the purpose that increase 10 electric power of accumulator.
When road surface is extremely uneven, vibrations are more serious, and vibration detection device detects in stator coil 303 at this time
Induced electromotive force is more than threshold value, and the ECU modules 4 in vibration detection device will utilize accumulator 10 to export direct current, and pass through inversion
The electric current opposite with induced electromotive force direction is inputted after circuit 11 for stator coil 303, to play the role of damping.Especially note
Meaning, the first pole of the stator coil 303 after the second controllable switch 9 connection inverter circuit 11 by being connected to accumulator 10
A pole, the second pole of another pole connecting stator coil 303 of accumulator 10；First pole of the stator coil 303 passes through
The pole that the first controllable switch 8 is connected to accumulator 10 is connected after AC-DC circuits 7, another pole of the accumulator 10, which is connected to, determines
Second pole of subcoil 303；It thus meets induced electromotive force and is reversed stator for the storage of accumulator 10 and accumulator 10
Coil 303 is powered, and is prevented high density permanent magnetic iron ring 304 from moving, to limit the movement of piston rod 305, is reached damping
Purpose.
The foregoing is merely the preferred embodiment of utility model, oneself, is not intended to limit the utility model, all in this reality
All any modification, equivalent and improvement etc., should be included in the utility model made by within novel spirit and principle
Within protection domain.
Claims (5)
1. a kind of damping device being installed on agricultural machinery and implement chassis, it is characterised in that：It is used for agricultural machinery including multiple uniformly distributed
In traveling/work process generated vibrations carry out damping balance balancing device and to the working condition of the balancing device into
The vibration detection device of row control；
Wherein, the balancing device includes the bottom plate being arranged on moving component（1）, be arranged and waiting for the top below damping part
Plate（2）And it is arranged in bottom plate（1）With top plate（2）Between dampening assembly（3）；The dampening assembly（3）Including cylindrical outer casing
（301）, in cylindrical outer casing（301）The straight-cylindrical cylinder body of open end setting（302）, one end can be in cylinder body（302）It is interior the bottom of with
Plate（1）With top plate（2）Between relative motion and reciprocating piston rod（305）, be arranged in cylinder body（302）On madial wall
Stator coil（303）And it is arranged in piston rod（305）The high density permanent magnetic iron ring of circumference（304）；
Wherein, the vibration detection device is for detecting stator coil（303）With high density permanent magnetic iron ring（304）Make opposite
The electromotive force threshold comparison of the electromotive force and setting that are generated when movement.
2. a kind of damping device being installed on agricultural machinery and implement chassis according to claim 1, it is characterised in that：The vibration
Detection device includes ECU modules（4）, detection resistance（5）, comparator circuit unit（6）, AC-DC circuits（7）, first controllably open
It closes（8）, inverter circuit（11）, the second controllable switch（9）And accumulator（10）；Wherein, the detection resistance（5）Setting exists
Stator coil（303）The two poles of the earth between, the detection resistance（5）One end connect comparator circuit unit（6）Positive input；
The comparator circuit unit（6）Reverse input end be connected to setting voltage standard electric pressure side；Comparator circuit
Unit（6）Output end be connected to ECU modules（4）；The stator coil（303）The two poles of the earth between be additionally provided with accumulator
（10）, wherein the stator coil（303）The first pole pass through AC-DC circuits（7）After connect the first controllable switch（8）Even
It is connected to accumulator（10）A pole, the accumulator（10）Another pole be connected to stator coil（303）The second pole；Described determines
Subcoil（303）The first pole pass through the second controllable switch（9）Connect inverter circuit（11）After be connected to accumulator（10）One
Pole, accumulator（10）Another pole connecting stator coil（303）The second pole；Wherein, the accumulator（10）For ECU modules
（4）With comparator circuit unit（6）Power supply；Wherein, first controllable switch（8）For normally closed switch；Described second can
Control switch（9）For normal open switch.
3. a kind of damping device being installed on agricultural machinery and implement chassis according to claim 1, it is characterised in that：The cylinder body
（302）Far from cylindrical outer casing（301）One end connect telescopic（3A）One end；The telescopic（3A）The other end setting exist
Piston rod（305）Outside is used for piston rod（305）Movement and elongate/stretch.
4. a kind of damping device being installed on agricultural machinery and implement chassis according to claim 1, it is characterised in that：The damping
Component（3）In cylindrical outer casing（301）Blind end and top plate（2）It is hinged；The piston rod（305）The other end it is detachable
Be fixed at bottom plate（1）On.
5. a kind of damping device being installed on agricultural machinery and implement chassis according to claim 1, it is characterised in that：Further include being used for
Transition shock conditions are carried out with the warning device of luminous alarm（12）；The warning device（12）By being arranged in top plate（2）On dial
Bar（1201）, be arranged in driving lever（1201）Lower section can be by driving lever（1201）The ratchet stirred（1202）, shaft and ratchet
（1202）The Magnetohydrodynamic(MHD) generator of connection（1203）And and Magnetohydrodynamic(MHD) generator（1203）The finger for luminous alarm of connection
Show lamp（1204）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721573993.7U CN208063717U (en) | 2017-11-22 | 2017-11-22 | A kind of damping device being installed on agricultural machinery and implement chassis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721573993.7U CN208063717U (en) | 2017-11-22 | 2017-11-22 | A kind of damping device being installed on agricultural machinery and implement chassis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208063717U true CN208063717U (en) | 2018-11-09 |
Family
ID=64033196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721573993.7U Expired - Fee Related CN208063717U (en) | 2017-11-22 | 2017-11-22 | A kind of damping device being installed on agricultural machinery and implement chassis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208063717U (en) |
-
2017
- 2017-11-22 CN CN201721573993.7U patent/CN208063717U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181109 Termination date: 20191122 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |