CN205298386U - Shock absorbing device - Google Patents
Shock absorbing device Download PDFInfo
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- CN205298386U CN205298386U CN201520805599.6U CN201520805599U CN205298386U CN 205298386 U CN205298386 U CN 205298386U CN 201520805599 U CN201520805599 U CN 201520805599U CN 205298386 U CN205298386 U CN 205298386U
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Abstract
The application discloses shock absorbing device, its characterized in that, including connecting device, holder, an elastic element, corresponding first magnet, second magnet and the third magnet that sets up, wherein, connecting device one end and third magnet fixed connection to connecting device can activity from top to bottom in the holder with the third magnet, first magnet, second magnet set up respectively in the top of third magnet and below to first magnet is the same with second magnet magnetic pole orientation, an elastic element lies in between first magnet and the third magnet, and an elastic element, first magnet, second magnet and third magnet lie in the holder, the utility model provides a shock absorbing device comes balanced causing by the elasticity of buffer sustained vibration through the gravitation between the magnet, provides the spring of a special rigidity, and this kind of rigidity also can change through the factors such as performance that set up magnetic force between the magnet, elastic element according to the condition of different vehicles, be suitable for various, the shock attenuation effect is obvious, with low costs.
Description
Technical field
The application relates to electromagnetism field of shock absorption, specifically a kind of damping device.
Background technology
Damping device many employings spring traditional at present adds the snubber assembly of deoscillator, spring is connected on vibroshock, snubber assembly rigidity is big, and then comfortable property is poor, snubber assembly rigidity is little, and load is vertically out of shape more big once timing snubber assembly, the probability of shock limited block will be made to increase, and the braking point brilliance easily there are, cornering roll angle etc. The ratio of damping value of snubber assembly is got greatly, vibration is decay rapidly, but impact bigger for road surface can be delivered to vehicle body, and ratio of damping value is got little, vibration damping is slow, after vibration time length that is hit is long, passenger is felt under the weather, wants adjustable elastic element and this contradiction of vibroshock because of face, and general telescopic spring limited location, being difficult to regulate its elastic force, also namely its damping power is fixed, and is difficult to play the damping effect adapted under different bearer and road surface situation; And when running into road surface and change, vehicle body center of gravity changes thereupon, but belong to conservative element due to spring, the change of vehicle body gravitional force can only by deoscillator change in damping fluid can, cause power loss; And these vibroshocks are short for usual work-ing life, maintenance difficult, after life-time service, noise becomes big, even makes damping lose efficacy;
In addition, existing market also has following several damping, buffering system: hydraulic regulating suspension system, air suspension system and electromagnetic induction suspension system, although this several damping, buffering system can adjust suspension rigidity automatically according to road surface and driving cycle and damping comes comfortable property and the ride comfort of lifting car, but still affect very big by the elastic element on road surface and travel conditions and automobile, and have the time of response, it is difficult to the damping effect of formative dynamics balance, although the performance of tradition snubber assembly being had and significantly promotes, but not forming thorough improvement. As oleo damper also has complicated, damping cylinder stopping property declines gradually because of abrasion, causes leakage of oil, makes the shortcomings such as damping inefficacy.
Therefore, be badly in need of a kind of be suitable for various, can the damping device of damping effect of formative dynamics balance.
Summary of the invention
It is an object of the invention to provide a kind of be suitable for various, can the damping device of formative dynamics balance, be suitable for the technical problem of damping effect single, the balance that is difficult to formative dynamics to solve existing damping device.
Therefore, for effectively solving the problem, the present invention disclose a kind of be suitable for various, can formative dynamics balance damping device, its technical scheme is as follows:
A kind of damping device, it is characterised in that, comprise coupling device, maintenance frame, the first elastic element, corresponding the first magnet, the 2nd magnet and the 3rd magnet arranged, wherein,
Described coupling device one end is fixedly connected with described 3rd magnet, and described coupling device and described 3rd magnet can be up and down in described maintenance frame;
Described first magnet, the 2nd magnet are arranged at above and below the 3rd magnet respectively, and described first magnet and described 2nd magnet poles are towards identical;
Described first elastic element is between described first magnet and described 3rd magnet, and described first elastic element, the first magnet, the 2nd magnet and the 3rd magnet are positioned at and keep frame;
Described coupling device and maintenance frame are non magnetic material.
Preferably, also comprising control unit, described control unit comprises sensor, control device and power amplifier, and described control unit is electrically connected with described 3rd magnet, and described 3rd magnet is electromagnet, and described first magnet and the 2nd magnet are permanent magnet.
Preferably, being provided with the 4th magnet between described 2nd magnet and described 3rd magnet, described 4th magnet is permanent magnet, and described coupling device is fixedly connected with the 4th magnet, and described 4th magnet and described 2nd magnet poles are towards identical.
Preferably, also comprising described 2nd elastic element, described 2nd elastic element is between described 4th magnet and described 3rd magnet.
Preferably, also comprise the 5th magnet, the 3rd elastic element and the 4th elastic element, described 5th magnet is between described first magnet and described 4th magnet, described 3rd elastic element is between described 5th magnet and described first magnet, and described 4th elastic element is between described 5th magnet and described 4th magnet.
Preferably, described 5th magnet is electromagnet.
Preferably, described first elastic element is pneumatic cushioning.
Preferably, described 2nd elastic element is pneumatic cushioning.
Preferably, described 3rd elastic element is pneumatic cushioning.
Preferably, described 4th elastic element is pneumatic cushioning.
Compared with prior art, damping device provided by the invention, reaches following effect:
1) damping device provided by the invention, the elastic force causing and being buffered thing sustained vibration is balanced by the gravitation between magnet, in fact there is provided the spring of a kind of special rigidity, this kind of rigidity can also according to the situation of different vehicle by arranging the performance of magnetic force between magnet, elastic element etc. because usually changing, be suitable for various, damping effect is obvious, cost is low.
2) damping device provided by the invention, the whole process of deformation is had in the relatively described equilibrium state of described coupling device, all there is adjustment, the power of vehicle disturbance is changed into the elastic force potential energy of described first elastic element, then it is buffered thing becoming magnetic field energy to balance the elastic force potential energy of dynamic first elastic element by electro-magnet, thus meeting the shock attenuation needs of different situations, the scope of application is widely;
3) damping device provided by the invention, coordinated with elastic element by permanent magnet, change and it is buffered when thing moves along perturbation direction by the linear or approximately linear power determined by spring rigidity, to being buffered the less support power of thing exporting change amplitude, being buffered thing and support power by approximately constant, resilience is little; For road disturbance, realize running balance by electromagnetic force, it is not necessary to deoscillator, capable of reducing energy consumption;
4) damping device provided by the invention, elastic element preferably uses pneumatic cushioning, can make to be buffered object height degree not change with its weight fluctuations, the damping device that the present embodiment provides all has good adaptability for the different things that is buffered, and reliable in quality, long service life, good damping effect, easily controls
5) damping device provided by the invention, the elastic force causing and being buffered thing sustained vibration is balanced by the gravitation between magnet, in fact there is provided the spring of a kind of special rigidity, this kind of rigidity can also according to the situation that difference is buffered thing by arranging the performance of magnetic force between magnet, elastic element etc. because usually changing, simple and practical, be suitable for various, damping effect is obvious, cost is low.
6) damping device provided by the invention, the setting of described 4th magnet can energy efficient, when described 4th magnet and described 3rd magnet can move to described first magnet, a fixing magnetism can be provided to carry out the elastic force of the first elastic element described in balance portion, therefore the required electric current provided of described 3rd magnet also can reduce, especially bigger at obstacle, when vehicle disturbance is more serious, required moment can be very big by the magnitude of current of described 3rd magnet, and described 4th magnet can reduce the magnitude of current needed for described 3rd magnet to a certain extent, while energy-conservation, damping effect is also more stable.
7) damper of vehicle provided by the invention, meets the shock attenuation needs under different road traveling state, and the scope of application is widely; Coordinated with pneumatic cushioning by permanent magnet, change car body by the linear or approximately linear power determined by spring rigidity when moving along perturbation direction, to car body exporting change amplitude less erect to support power, wheel is by the downward power of approximately constant, resilience is little, and manipulation property improves; For road disturbance, vehicle body gravity center shift is little, and realizes running balance by electromagnetic force, it is not necessary to deoscillator, capable of reducing energy consumption; Vehicle body is similar to and is suspended on wheel, and vehicle body disturbance is little, it is to increase comfortable property; Whole system energy transformation is smooth and easy, almost can not bring loss, long service life.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide further understanding of the present application, forms the part of the application, and the schematic description and description of the application, for explaining the application, does not form the improper restriction to the application. In the accompanying drawings:
Fig. 1 is the structural representation of damping device provided by the invention;
Fig. 2 is the structural representation of damping device provided by the invention;
Fig. 3 is the structural representation of damping device provided by the invention;
Fig. 4 is the structural representation of damping device provided by the invention;
Fig. 5 is the circuit diagram of damping device provided by the invention.
Embodiment
As employed some vocabulary in the middle of specification sheets and claim to censure specific components. Those skilled in the art should it will be appreciated that hardware manufacturer may call same assembly with different noun. This specification and claims are not used as distinguishing in the way of assembly by the difference of title, but are used as the criterion distinguished with assembly difference functionally. " comprising " as mentioned in the middle of specification sheets and claim in the whole text is an open language, therefore should be construed to " comprise but be not limited to ". " roughly " referring in the limit of error that can receive, those skilled in the art can solve the technical problem in certain limit of error, substantially reaches described technique effect. In addition, " couple " word and comprise directly any and indirectly electric property coupling means at this. Therefore, if literary composition describing one first device be coupled to a two devices, then represent described first device and can directly be electrically coupled to described two devices, or be indirectly electrically coupled to described two devices by other devices or the means that couple. Specification sheets subsequent descriptions is implement the better embodiment of the application, and right described description is to illustrate for the purpose of the general principle of the application, it does not mean to limit the scope of the application. The protection domain of the application is when being as the criterion depending on the claims person of being defined.
Below in conjunction with accompanying drawing, the application is described in further detail, but not as the restriction to the application.
Embodiment one:
A kind of damping device, comprising:
1) it is being buffered thing and to being buffered between the coupling device of the raw reactive force of produce, it is provided with and it is buffered, with described, the first magnet and the 2nd magnet that thing is fixedly connected with, described first elastic element one end acts on described first magnet or the 2nd magnet, the other end acts on described 3rd magnet, to slow down described coupling device to the magnetic pole of the reactive force being buffered thing, described first magnet, the 2nd magnet and the 3rd magnet towards identical; Described coupling device and described be buffered thing vertically geo-stationary time, described first elastic element is in equilibrium state; Described coupling device refer to can transmit external forces to described in be buffered the medium of thing, such as, time for vehicle, described coupling device is wheel.
2) when described first elastic element is compared to described in step 1 during equilibrium state generation deformation, described 3rd magnet moves to described first magnet or described 2nd magnet, pitch smaller, gravitation between described 3rd magnet and described first magnet or described 2nd magnet increase, offset the elastic force of described first elastic element of part, under this elastic force effect, can there is deformation compared to equilibrium state described in step 1 in described first elastic element;
3) when deformation described in described first elastic element generation step 2, described 3rd magnet moves to the 2nd magnet or described first magnet, pitch smaller, gravitation between described 3rd magnet and described 2nd magnet or described first magnet increase, supplement the elastic force of described first elastic element of part, under this elastic force effect, there is the reverse deformation compared to the deformation described in step 2 in described first elastic element;
4) repeating said steps 2-3, until described first elastic element returns to equilibrium state described in step 1.
Described magnet is the object with magnetic, includes but not limited to permanent magnet and electro-magnet. It is different from prior art and can starch by the magnetic pole of described first magnet, the 2nd magnet and the 3rd magnet towards being set on the contrary, mutually exclusive each other; Also the spring of rigidity of fixation of the prior art and the regulative mode of the pneumatic cushioning of approximately linear rigidity it is different from, but the disturbance in the external world was just subtracted as far as possible before being buffered thing described in being passed to and goes out, specifically, it is the elasticity potential energy that surging force is converted into described first elastic element, it is converted into magnetic field energy dynamically simultaneously, reduce extraneous disturbance to the reactive force being buffered thing, thus make to be buffered that thing vibration amplitude is little does not even produce vibrations. The present embodiment provide damping device be by magnet between gravitation balance the elastic force causing and being buffered thing sustained vibration, in fact there is provided the spring of a kind of special rigidity, this kind of rigidity can also according to the situation that difference is buffered thing by arranging the performance of magnetic force between magnet, elastic element etc. because usually changing, be suitable for various, damping effect is obvious, cost is low.
Embodiment two:
A kind of damping device, it is characterised in that, comprising:
1) it is being buffered thing and to being buffered between the coupling device of the raw reactive force of produce, it is provided with and it is buffered, with described, the first magnet and the 2nd magnet that thing is fixedly connected with, described first elastic element one end acts on described first magnet or the 2nd magnet, the other end acts on described 3rd magnet, to slow down described coupling device to the magnetic pole of the reactive force being buffered thing, described first magnet, the 2nd magnet and the 3rd magnet towards identical; Described coupling device and described be buffered thing vertically geo-stationary time, described first elastic element is in equilibrium state;
2) when described first elastic element is compared to described in step 1 during equilibrium state generation deformation, described 3rd magnet moves to described first magnet or described 2nd magnet, pitch smaller between described 3rd magnet and described first magnet or described 2nd magnet, gravitation increases, after described sensor sensing is compressed to described first elastic element, send a signal to control device, after described control device accepts described signal, electric current adjustment instruction is sent to power amplifier through process, after described power amplifier receives described instruction, adjust the size of the electric current by the 3rd magnet, the gravitation between described 3rd magnet and described first magnet is made to be less than or equal the elastic force of described first elastic element, described first elastic element occurs compared to equilibrium state described in step 1 by the deformation of radial drawing,
3) when deformation described in described first elastic element generation step 2, described 3rd magnet moves to the 2nd magnet or described first magnet, pitch smaller between described 3rd magnet and described 2nd magnet or described first magnet, gravitation increases, after described sensor sensing is stretched to described first elastic element, send a signal to control device, after described control device accepts described signal, electric current adjustment instruction is sent to power amplifier through process, after described power amplifier receives described instruction, adjust the size of the electric current by the 3rd magnet, supplement the elastic force of described first elastic element of part, there is the deformation being radially compressed compared to equilibrium state described in step 1 in described first elastic element,
4) repeating said steps 2-3, until described first elastic element returns to equilibrium state described in step 1.
The damping device that the present embodiment provides, the whole process of deformation is had in the relatively described equilibrium state of described first elastic element, all there is adjustment, the power being buffered thing disturbance is changed into by coupling device the elastic force potential energy of described first elastic element, then it is buffered thing becoming magnetic field energy to balance the elastic force potential energy of dynamic first elastic element by electro-magnet, thus meeting the shock attenuation needs of different situations, the scope of application is widely; Coordinated with elastic element by permanent magnet, change and it is buffered when thing moves along disturbing force direction by the linear or approximately linear power determined by spring rigidity, to being buffered the less support power of thing exporting change amplitude, being buffered the support power of thing by approximately constant, resilience is little; For road disturbance, realize running balance by electromagnetic force, it is not necessary to deoscillator, capable of reducing energy consumption.
And in the above-mentioned methods, described first elastic element is preferably pneumatic cushioning, pneumatic cushioning is filled with pressurized air in the container of a sealing, utilizes gas compressibility to realize its elastic contribution. pneumatic cushioning has comparatively ideal nonlinear elasticity characteristic, after installing arrangement for adjusting height additional, being buffered object height degree not change with loads increasing or decreasing, therefore when being buffered thing weight and change, the damping device in the present invention all has good adaptability for the different things that is buffered, the principle of work of pneumatic cushioning is filled with rare gas element or gas-oil mixture in airtight pressure cylinder, make the pressure in cavity higher than several times or tens times of normal atmosphere, utilize pressure difference to realize the motion of piston rod, in this application, the pressure cylinder that airtight pressure cylinder can keep frame for being arranged on, can also maintenance device itself be set to airtight, therefore, owing to pneumatic cushioning is in the fundamental difference of common spring in principle, pneumatic cushioning has very significant advantage than common spring: speed is relatively slow, dynamic force change little (generally within 1:1.2), easily control, therefore, in this application, elastic element preferably uses pneumatic cushioning, can make to be buffered object height degree not change with its weight fluctuations, the damping device that the present embodiment provides all has good adaptability for the different things that is buffered, and reliable in quality, long service life, good damping effect, easily controls.
Embodiment three:
Shown in the structural representation of damping device as provided by the invention in Fig. 1, a kind of damping device, comprise coupling device 4, keep frame 5, first elastic element 6, be buffered in thing perturbation direction corresponding the first magnet 1, the 2nd magnet 2 and the 3rd magnet 3 arranged, wherein
Described coupling device 4 is fixedly connected with described 3rd magnet 3, and described coupling device 4 and described 3rd magnet 3 can be up and down in described maintenance frame 5;
Described first magnet 1, the 2nd magnet 2 are arranged at above and below the 3rd magnet 3 respectively, and described first magnet 1 and described 2nd magnet 2 magnetic pole are towards identical;
Described first elastic element 6 is between described first magnet 1 and described 3rd magnet 3, and described first elastic element 6, first magnet 1, the 2nd magnet 2 and the 3rd magnet 3 are positioned at and keep frame 5;
Described coupling device 4 and maintenance frame 5 are non magnetic material.
It is different from prior art and can starch by the magnetic pole of described first magnet 1, the 2nd magnet 2 and the 3rd magnet 3 towards being set on the contrary, mutually exclusive each other; Also the spring of rigidity of fixation of the prior art and the regulative mode of the pneumatic cushioning of approximately linear rigidity it is different from, but the disturbance in the external world was just subtracted as far as possible before being buffered thing described in being passed to and goes out, specifically, it is the elasticity potential energy that surging force is converted into described first elastic element, it is converted into magnetic field energy dynamically simultaneously, reduce extraneous disturbance to the reactive force being buffered thing, thus make to be buffered that thing vibration amplitude is little does not even produce vibrations.
As shown in Figure 1, it is possible to described first magnet 1 and described 2nd magnet 2 are set to the magnet of integration, and the first magnet 1 magnetic of top is contrary with the 2nd magnet 2 magnetic of lower section.
Time such as vehicle damping, standing extraneous disturbance at wheel and damping device is produced unstable reactive force, reactive forces even whole for major part is just carried out buffering in device inside before by this instability force transmission to car body and converted by damping device.
The present embodiment provide damping device be by magnet between gravitation balance the elastic force causing and being buffered thing sustained vibration, in fact there is provided the spring of a kind of special rigidity, this kind of rigidity can also according to the situation that difference is buffered thing by arranging the performance of magnetic force between magnet, elastic element etc. because usually changing, simple and practical, be suitable for various, damping effect is obvious, cost is low.
Embodiment four:
Shown in the circuit diagram of damping device as provided by the invention in Fig. 5, the basis of described embodiment three also comprises control unit, described control unit comprises sensor, control device and power amplifier, described control unit is electrically connected with described 3rd magnet 3, described 3rd magnet 3 is electromagnet, and described first magnet 1 and the 2nd magnet 2 are permanent magnet.
Specifically, described control unit comprises sensor, control device and power amplifier, the function synthesized position transducer of described sensor, rotation direction sensor, acceleration transducer, gyrostat can also be used, described control device broadcasts instruction to described power amplifier, and described power amplifier is for adjusting the size of the electric current by each electromagnet.
The damping device that the present embodiment provides, the whole process of displacement it is equipped with at the relatively described balance position of described coupling device, all there is adjustment, the power being buffered thing disturbance is changed into by coupling device the elastic force potential energy of described first elastic element, then it is buffered thing becoming magnetic field energy to balance the elastic force potential energy of dynamic first elastic element by electro-magnet, thus meeting the shock attenuation needs of different situations, the scope of application is widely; Being coordinated with elastic element by permanent magnet, change and be buffered by the linear or approximately linear power determined by spring rigidity when thing moves along perturbation direction, to being buffered the less support power of thing exporting change amplitude, be buffered thing by approximate constant force, resilience is little; For road disturbance, realize running balance by electromagnetic force, it is not necessary to deoscillator, capable of reducing energy consumption; Whole system energy transformation is smooth and easy, almost can not bring loss, long service life.
Shown in the structural representation of damping device as provided by the invention in Fig. 2, preferably, being provided with the 4th magnet 7 between described 2nd magnet 2 and described 3rd magnet 3, described coupling device is fixedly connected with the 4th magnet 7, and described 4th magnet 7 and described 2nd magnet 2 magnetic pole are towards identical.
Preferably, described damping device also comprises described 2nd elastic element 8, described 2nd elastic element 8 is between described 4th magnet 7 and described 3rd magnet 3, when described 3rd magnet 3 is by the identical magnitude of current, the energy of two elastic elements and two electromagnetic field can be had to carry out changing so that bumper and absorbing shock, efficient energy-saving and sensitive.
Preferably, described first elastic element and the 2nd elastic element are pneumatic cushioning, and now described first elastic element and the 2nd elastic element can be same pneumatic cushioning, and described 3rd magnet is arranged in pneumatic cushioning.
Preferably, described damping device also comprises the 5th magnet 9, the 3rd elastic element 10 and the 4th elastic element 11, described 5th magnet 9 is between described 2nd magnet 2 and described 4th magnet 7, described 3rd elastic element 10 is between described 5th magnet 9 and described 4th magnet 7, described 4th elastic element 11 is between described 5th magnet 9 and described 2nd magnet 2, there is multiple elastic element cushion, will be more obvious to the effect that slows down of vibrations.
Embodiment five:
Damper of vehicle provided by the invention, described coupling device is fixedly connected with described wheel, being connected by described maintenance frame and on described vehicle body, certainly can not get rid of the situation that described damper of vehicle is oppositely installed, the present embodiment is planted installation mode in the past and is described.
When wheel is when geo-stationary vertical with vehicle body, described first elastic element 6 and described 3rd magnet 3 are in equilibrium theory of tide;
Have when car body the movement being perpendicular to travel direction or this move trend time, sensor and controller send instruction to regulate the electric current flowing through described electromagnet to power amplifier, and the anchorage force that described pneumatic cushioning, permanent magnet and electromagnet provide to car body is to slow down vibrations. specifically, when described first elastic element is compared to described equilibrium state generation deformation, described 3rd magnet 3 moves to described first magnet 1 or described 2nd magnet 2, pitch smaller between described 3rd magnet 3 and described first magnet 1 or described 2nd magnet 2, gravitation increases, after described sensor sensing is compressed to described first elastic element 6, send a signal to control device, after described control device accepts described signal, electric current adjustment instruction is sent to power amplifier through process, after described power amplifier receives described instruction, adjust the size of the electric current by the 3rd magnet 3, the gravitation between described 3rd magnet 3 and described first magnet 1 is made to be less than or equal the elastic force of described first elastic element 6, described first elastic element 6 occurs compared to described equilibrium theory of tide by the displacement of radial drawing,
When described first elastic element 6 occur described in displacement time, described 3rd magnet 3 moves to the 2nd magnet 2 or described first magnet 1, pitch smaller between described 3rd magnet 3 and described 2nd magnet 2 or described first magnet 1, gravitation increases, after described sensor sensing is stretched to described first elastic element 6, send a signal to control device, after described control device accepts described signal, electric current adjustment instruction is sent to power amplifier through process, after described power amplifier receives described instruction, adjust the size of the electric current by the 3rd magnet 3, supplement the elastic force of described first elastic element 6 of part, described first elastic element 6 occurs compared to the displacement that described equilibrium theory of tide is radially compressed,
The whole process of displacement it is equipped with at the balance position that described first elastic element 6 is relatively initial, all there is adjustment, the power of vehicle disturbance is changed into the elastic force potential energy of pneumatic cushioning, then magnetic field energy is being become to balance car body the elastic force potential energy of dynamic first elastic element 6 by electro-magnet, thus meeting the shock attenuation needs under different road traveling state, the scope of application is widely; Coordinated with pneumatic cushioning by permanent magnet, change car body by the linear or approximately linear power determined by spring rigidity when vertically moving, to car body exporting change amplitude less erect to support power, wheel is by approximately constant counter-force, and resilience is little, and manipulation property improves; For road disturbance, vehicle body gravity center shift is little, and realizes running balance by electromagnetic force, it is not necessary to deoscillator, capable of reducing energy consumption; Vehicle body is similar to and is suspended on wheel, and vehicle body disturbance is little, it is to increase comfortable property; Whole system energy transformation is smooth and easy, almost can not bring loss, long service life.
Shown in the structural representation of damping device as provided by the invention in Fig. 2, preferably, it is provided with the 4th magnet 7 between described 2nd magnet 2 and described 3rd magnet 3, described coupling device is fixedly connected with the 4th magnet 7, described 4th magnet 7 and described 2nd magnet 2 magnetic pole are towards identical, therefore, when vehicle movement crosses the road surface of obstacle, described 4th magnet 7 and described 3rd magnet 3 can move to described first magnet, pitch smaller between described 4th magnet 7 and described first magnet, gravitation increases, counteract the elastic force of described first elastic element 6 of part, again by the adjustment of described 3rd magnet 3 electric current, to reach following effect:
State the first elastic element 6 when being compressed, make the value of elastic that the changing value of gravitation between described 3rd magnet 3 and described first magnet 1 is less than or equals described first elastic element 6 and changes from the compression of described equilibrium state;
When described first elastic element 6 is stretched, makes the changing value of gravitation between described 3rd magnet 3 and described 2nd magnet 2 be less than or equal described first elastic element 6 and stretch and the value of elastic that changes from described equilibrium state; The changing value of described gravitation refers to the value of gravitation change when being in equilibrium state relative to described first elastic element 6;
The setting of described 4th magnet 7 can energy efficient, when described 4th magnet 7 and described 3rd magnet 3 can move to described first magnet 1, a fixing magnetism can be provided to carry out the elastic force of the first elastic element 6 described in balance portion, therefore the described 3rd required electric current provided of magnet 3 also can reduce, especially bigger at obstacle, when vehicle disturbance is more serious, required moment can be very big by the magnitude of current of described 3rd magnet 3, and described 4th magnet 7 can reduce the magnitude of current needed for described 3rd magnet 3 to a certain extent, while energy-conservation, damping effect is also more stable.
Preferably, shown in the structural representation of damping device as provided by the invention in Fig. 3, described damping device also comprises described 2nd elastic element 8, described 2nd elastic element 8 is between described 4th magnet 7 and described 3rd magnet 3, when described 3rd magnet 3 is by the identical magnitude of current, the energy of two elastic elements and two electromagnetic field can be had to carry out changing so that bumper and absorbing shock, efficient energy-saving and sensitive;
Preferably, described first elastic element 6 and the 2nd elastic element 8 are pneumatic cushioning, and pneumatic cushioning is filled with pressurized air in the container of a sealing, utilizes gas compressibility to realize its elastic contribution. Pneumatic cushioning has comparatively ideal nonlinear elasticity characteristic, and after installing arrangement for adjusting height additional, vehicle body height does not change with loads increasing or decreasing, and therefore when vehicle body load changes, the damping device in the present invention all has good adaptability for different car bodies.
Preferably, shown in the structural representation of damping device as provided by the invention in Fig. 4, described damping device also comprises the 5th magnet 9, the 3rd elastic element 10 and the 4th elastic element 11, described 5th magnet 9 is between described 2nd magnet 2 and described 4th magnet 7, described 3rd elastic element 10 is between described 5th magnet 9 and described 4th magnet 7, described 4th elastic element 11 is between described 5th magnet 9 and described 2nd magnet 2, there is multiple elastic element cushion, will be more obvious to the effect that slows down of vibrations; Further, in following several situation, the damping device that the application provides can provide more sensitive effective shock-absorbing function:
When vehicle brake, car body due to the effect headstock of inertia can to undershoot, now the damping device of car body front-wheel can be produced pressure, between described 4th magnet 7 and described 3rd magnet 3, there is the 2nd elastic element 8, reaction can be sensitiveer, during by the identical magnitude of current, it is possible to have the energy of two elastic elements and two electromagnetic field to carry out changing so that bumper and absorbing shock, efficient energy-saving and sensitive; And simultaneously, the trailing wheel for car body has a power upwards, by the adjustment of described 5th magnet, the 3rd elastic element and the 4th elastic element, it is also possible to carry out bumper and absorbing shock;
Same principle, when vehicle launch, car body due to inertia effect headstock can to upper punch, when turning in car, vehicle can to turning outside tilt, bumper and absorbing shock can both be carried out according to same principle.
It should be noted that; the present embodiment includes but not limited to have the vibroshock of four elastic elements, two permanent magnets and two electromagnet formations; in order to reach better effect, the more elastic elements of combination made according to above-mentioned principle and the vibroshock of magnet also should belong to protection scope of the present invention.
Compared with prior art, the damping device described in the application, reaches following effect:
1) damping device provided by the invention, the elastic force causing and being buffered thing sustained vibration is balanced by the gravitation between magnet, in fact there is provided the spring of a kind of special rigidity, this kind of rigidity can also according to the situation of different vehicle by arranging the performance of magnetic force between magnet, elastic element etc. because usually changing, be suitable for various, damping effect is obvious, cost is low.
2) damping device provided by the invention, the whole process of disturbance is had in the relatively described equilibrium state of described coupling device, all there is adjustment, the power of vehicle disturbance is changed into the elastic force potential energy of described first elastic element, then it is buffered thing becoming magnetic field energy to balance the elastic force potential energy of dynamic first elastic element by electro-magnet, thus meeting the shock attenuation needs of different situations, the scope of application is widely;
3) damping device provided by the invention, coordinated with elastic element by permanent magnet, change and be buffered by the linear or approximately linear power determined by spring rigidity when thing moves along perturbation direction, to being buffered the less support power of thing exporting change amplitude, being buffered thing by approximate constant force, resilience is little; For road disturbance, realize running balance by electromagnetic force, it is not necessary to deoscillator, capable of reducing energy consumption;
4) damping device provided by the invention, elastic element preferably uses pneumatic cushioning, can make to be buffered object height degree not change with its weight fluctuations, the damping device that the present embodiment provides all has good adaptability for the different things that is buffered, and reliable in quality, long service life, good damping effect, easily controls
5) damping device provided by the invention, the elastic force causing and being buffered thing sustained vibration is balanced by the gravitation between magnet, in fact there is provided the spring of a kind of special rigidity, this kind of rigidity can also according to the situation that difference is buffered thing by arranging the performance of magnetic force between magnet, elastic element etc. because usually changing, simple and practical, be suitable for various, damping effect is obvious, cost is low.
6) damping device provided by the invention, the setting of described 4th magnet can energy efficient, when described 4th magnet and described 3rd magnet can move to described first magnet, a fixing magnetism can be provided to carry out the elastic force of the first elastic element described in balance portion, therefore the required electric current provided of described 3rd magnet also can reduce, especially bigger at obstacle, when vehicle disturbance is more serious, required moment can be very big by the magnitude of current of described 3rd magnet, and described 4th magnet can reduce the magnitude of current needed for described 3rd magnet to a certain extent, while energy-conservation, damping effect is also more stable.
7) damper of vehicle provided by the invention, meets the shock attenuation needs under different road traveling state, and the scope of application is widely; Coordinated with pneumatic cushioning by permanent magnet, change car body by the linear or approximately linear power determined by spring rigidity when vertically moving, to car body exporting change amplitude less erect to support power, wheel is by approximately constant counter-force, and resilience is little, and manipulation property improves; For road disturbance, vehicle body gravity center shift is little, and realizes running balance by electromagnetic force, it is not necessary to deoscillator, capable of reducing energy consumption; Vehicle body is similar to and is suspended on wheel, and vehicle body disturbance is little, it is to increase comfortable property; Whole system energy transformation is smooth and easy, almost can not bring loss, long service life.
Above-mentioned explanation illustrate and describes some preferred embodiments of the application, but as previously mentioned, it is to be understood that the application is not limited to the form disclosed by this paper, should not regard the eliminating to other embodiments as, and can be used for other combinations various, amendment and environment, and in application contemplated scope described herein, can be changed by technology or the knowledge in above-mentioned instruction or relevant field. And the change that those skilled in the art carry out and change do not depart from the spirit and scope of the application, then all should in the protection domain of the application's claims.
Claims (10)
1. a damping device, it is characterised in that, comprise coupling device, maintenance frame, the first elastic element, corresponding the first magnet, the 2nd magnet and the 3rd magnet arranged, wherein,
Described coupling device one end is fixedly connected with described 3rd magnet, and described coupling device and described 3rd magnet can be up and down in described maintenance frame;
Described first magnet, the 2nd magnet are arranged at above and below the 3rd magnet respectively, and described first magnet and described 2nd magnet poles are towards identical;
Described first elastic element is between described first magnet and described 3rd magnet, and described first elastic element, the first magnet, the 2nd magnet and the 3rd magnet are positioned at and keep frame;
Described coupling device and maintenance frame are non magnetic material.
2. damping device according to claim 1, it is characterized in that, also comprise control unit, described control unit comprises sensor, control device and power amplifier, described control unit is electrically connected with described 3rd magnet, described 3rd magnet is electromagnet, and described first magnet and the 2nd magnet are permanent magnet.
3. damping device according to claim 2, it is characterized in that, it is provided with the 4th magnet between described 2nd magnet and described 3rd magnet, described 4th magnet is permanent magnet, described coupling device is fixedly connected with the 4th magnet, and described 4th magnet and described 2nd magnet poles are towards identical.
4. damping device according to claim 3, it is characterised in that, also comprise the 2nd elastic element, described 2nd elastic element is between described 4th magnet and described 3rd magnet.
5. damping device according to claim 4, it is characterized in that, also comprise the 5th magnet, the 3rd elastic element and the 4th elastic element, described 5th magnet is between described first magnet and described 4th magnet, described 3rd elastic element is between described 5th magnet and described first magnet, and described 4th elastic element is between described 5th magnet and described 4th magnet.
6. damping device according to claim 5, it is characterised in that, described 5th magnet is electromagnet.
7. according to described damping device arbitrary in claim 1 to 5, it is characterised in that, described first elastic element is pneumatic cushioning.
8. according to described damping device arbitrary in claim 4 to 5, it is characterised in that, described 2nd elastic element is pneumatic cushioning.
9. according to the damping device described in claim 5, it is characterised in that, described 3rd elastic element is pneumatic cushioning.
10. according to the damping device described in claim 5, it is characterised in that, described 4th elastic element is pneumatic cushioning.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520805599.6U CN205298386U (en) | 2015-10-16 | 2015-10-16 | Shock absorbing device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520805599.6U CN205298386U (en) | 2015-10-16 | 2015-10-16 | Shock absorbing device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105221642A (en) * | 2015-10-16 | 2016-01-06 | 吴炳臣 | A kind of shock-dampening method, damping device and application thereof |
| CN106641060A (en) * | 2016-11-07 | 2017-05-10 | 北塘区美悦工业设计工作室 | Novel train vibration damper |
| CN109114147A (en) * | 2018-09-29 | 2019-01-01 | 西南交通大学 | Vibration absorber and traveling apparatus |
| CN110361072A (en) * | 2019-06-28 | 2019-10-22 | 江苏维航精仪科技有限公司 | A kind of radar levelmeter antenna with cooling purging structure |
| CN115693567A (en) * | 2022-09-27 | 2023-02-03 | 山东大学 | Power transmission line magnetic negative stiffness semi-active broadband suppression energy consumption device |
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2015
- 2015-10-16 CN CN201520805599.6U patent/CN205298386U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105221642A (en) * | 2015-10-16 | 2016-01-06 | 吴炳臣 | A kind of shock-dampening method, damping device and application thereof |
| CN106641060A (en) * | 2016-11-07 | 2017-05-10 | 北塘区美悦工业设计工作室 | Novel train vibration damper |
| CN109114147A (en) * | 2018-09-29 | 2019-01-01 | 西南交通大学 | Vibration absorber and traveling apparatus |
| CN109114147B (en) * | 2018-09-29 | 2023-11-24 | 西南交通大学 | Vibration damping device and traveling equipment |
| CN110361072A (en) * | 2019-06-28 | 2019-10-22 | 江苏维航精仪科技有限公司 | A kind of radar levelmeter antenna with cooling purging structure |
| CN115693567A (en) * | 2022-09-27 | 2023-02-03 | 山东大学 | Power transmission line magnetic negative stiffness semi-active broadband suppression energy consumption device |
| CN115693567B (en) * | 2022-09-27 | 2024-08-23 | 山东大学 | Semi-active broadband energy consumption suppression device with magnetic negative rigidity for power transmission line |
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