CN106907424A - A kind of damping that complexity vibrations are changed into the vibration of three axial reciprocatings - Google Patents
A kind of damping that complexity vibrations are changed into the vibration of three axial reciprocatings Download PDFInfo
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- CN106907424A CN106907424A CN201710263947.5A CN201710263947A CN106907424A CN 106907424 A CN106907424 A CN 106907424A CN 201710263947 A CN201710263947 A CN 201710263947A CN 106907424 A CN106907424 A CN 106907424A
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- 238000013016 damping Methods 0.000 title claims abstract description 155
- 235000014676 Phragmites communis Nutrition 0.000 claims abstract description 112
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- 238000009434 installation Methods 0.000 claims abstract description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 22
- 239000010959 steel Substances 0.000 claims description 22
- 230000005489 elastic deformation Effects 0.000 claims description 16
- 229910001220 stainless steel Inorganic materials 0.000 claims description 15
- 239000010935 stainless steel Substances 0.000 claims description 15
- 230000009467 reduction Effects 0.000 claims description 5
- 230000003319 supportive effect Effects 0.000 claims description 4
- 244000089486 Phragmites australis subsp australis Species 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 5
- 230000035939 shock Effects 0.000 description 10
- 239000006096 absorbing agent Substances 0.000 description 9
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/022—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using dampers and springs in combination
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/046—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means using combinations of springs of different kinds
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
- F16F15/073—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only leaf springs
Abstract
A kind of damping that complexity vibrations are changed into the vibration of three axial reciprocatings, including top panel, upper frame, underframe, lower panel, elastic system and damping system, elastic system includes horizontal reed group, longitudinal reed group, spring and vertical reed group, damping system includes vertical damper rod, horizontal damper rod and longitudinal damping bar, lower panel, underframe, upper frame and top panel are divided into four step arrangements staggeredly from bottom to top, horizontal reed group, longitudinal reed group, spring and vertical reed group are connected between each step the elastic system for constituting damping as flexible member installation, vertical damper rod, horizontal damper rod and longitudinal damping bar are connected between each step the damping system for constituting damping as damping element installation.The of reciprocating vibration of three directions is resolved into the complicated vibrations in bottom, three vibrational energies in direction of consumption are absorbed by damping system again, and then by unordered complicated vibrations be transformed into three it is axial the of reciprocating vibration of average trim process can be made by such as inertial navigation system mathematical algorithm, reach good damping effect.
Description
Technical field
The invention belongs to anti-vibration, shock resistant technique field, and in particular to it is axially past that complexity vibrations are changed into three by one kind
The damping of multiplex vibration.
Background technology
Wheeled, caterpillar can produce and various jolt, vibrate and even rush in the process of moving because surface topography is complicated
Hit, if these vibratory shock loads are not added with protecting and damaging vehicle-mounted precision instrument.To reduce these harmful load
The influence and destruction brought to vehicle-mounted precision instrument, are generally provided with shock resistance and subtract between vehicle-mounted inertial navigation and in-car installation pedestal
Vibrating device directly relies on inertial navigation inside vibration insulating system and protects the inertia component inside inertial navigation.The current country generally selects height
The rubber-like shock absorber and spring-like shock absorber product of quality, by it is various forms of it is symmetrical be fabricated to outer vibration absorber,
The outer vibration absorber of this type is good because of easy for installation, reliable operation, effectiveness in vibration suppression, is most widely used.But subtract outside above-mentioned
Device performance of shaking depends on rubber-like shock absorber and spring-like shock absorber product in itself, is unavoidably produced while vibration damping
Additional angular oscillation or irregular self-oscillation, influence inertial navigation system navigation accuracy, if while independent one on outer vibration absorber
When individual rubber-like shock absorber or spring-like shock absorber performance occur large change or damage, inertial navigation system navigation accuracy will be further
Reduce, or even inertial navigation inertia device will be damage.
The content of the invention
Its purpose of the invention is that providing a kind of shake complexity is changed into the damping that three axial reciprocatings vibrate, should
Damping organically combines its elastic system and damping system, using elastic system by the complicated vibrations in bottom resolve into it is horizontal, vertical,
Three directions of hanging down are regular of reciprocating vibration, then absorb three vibrational energies in direction of consumption by damping system, and then by nothing
The complicated vibrations of sequence are transformed into three and axially can make the of reciprocating vibration of average trim process by such as inertial navigation system mathematical algorithm, most
Good damping effect is reached eventually.
The technical scheme realized above-mentioned purpose and take, including top panel, upper frame, underframe, lower panel, elastic system
And damping system, the elastic system includes horizontal reed group, longitudinal reed group, spring and vertical reed group, the damping system
System includes vertical damper rod, horizontal damper rod and longitudinal damping bar, and the lower panel, underframe, upper frame and top panel are under
And on be divided into four steps arrangements staggeredly, the horizontal reed group, longitudinal reed group, spring and vertical reed group are used as elasticity
Element installs the elastic system for being connected between each step and constituting damping, the vertical damper rod, horizontal damper rod and vertical
The damping system for being connected between each step and constituting damping is installed to damper rod as damping element.
Beneficial effect
Shortcoming and defect in order to overcome prior art of the invention, there is provided complexity vibrations are changed into three axial reciprocatings and shaken by one kind
Dynamic damping, the damping use stair staggered formula topology layout, and by flexible member constitute elastic system and resistance
The damping system of Buddhist nun's element composition is cleverly combined, and be increased the vibration damping of shock mitigation system and is suppressed elasticity unit from mechanism
Part angular oscillation and irregular corner self-oscillation, ensure inertial navigation navigation essence while inertial navigation substrate complexity jerk is isolated
Degree, with highly reliable, comprehensive damping property it is excellent, on inertial navigation navigation accuracy influence it is small the characteristics of, fully meet land inertial navigation
Damping requirement.
Brief description of the drawings
The invention will be further described below in conjunction with the accompanying drawings.
Fig. 1 is present apparatus structural representation front view；
Fig. 2 is present apparatus structural representation side view；
Fig. 3 is present apparatus structural representation top view；
Fig. 4 is A-A sectional views in Fig. 3；
Fig. 5 is horizontal reed group and longitudinal reed group structural representation in the present apparatus；
Fig. 6 is vertical reed group structural representation in the present apparatus.
Specific embodiment
The present apparatus includes top panel 1, upper frame 2, underframe 5, lower panel 6, elastic system and damping system, such as Fig. 1, figure
2nd, shown in Fig. 3, Fig. 4, the elastic system includes horizontal reed group 3, longitudinal reed group 7, spring 8 and vertical reed group 15, institute
Stating damping system includes vertical damper rod 4, horizontal damper rod 13 and longitudinal damping bar 16, the lower panel 6, underframe 5, upper ledge
Frame 2 and top panel 1 are divided into four step arrangements staggeredly, the horizontal reed group 3, longitudinal reed group 7, spring 8 from bottom to top
It is described vertical and vertical reed group 15 is connected between each step the elastic system for constituting damping as flexible member installation
Damper rod 4, horizontal damper rod 13 and longitudinal damping bar 16 are installed as damping element and are connected to composition damping machine between each step
The damping system of structure.
Vertical a pair reed groups 15 are connected between the lower panel 6 and underframe 5, it is ensured that underframe 5 can be with respect to lower panel 6
Make vertical vibration and constrain the vibration of remaining direction；A pair longitudinal reed groups 7 are connected between the underframe 5 and upper frame 2, it is ensured that
Upper frame 2 can make longitudinally reciprocal vibration and constrain remaining direction to vibrate with respect to underframe 5；Between the upper frame 2 and top panel 1
The horizontal reed group 3 of a pair of connections, it is ensured that top panel 1 can vibrate as transverse reciprocating with respect to upper frame 2 and constrain remaining direction and vibrate.
4 vertical damper rods 4 are provided between the lower panel 6 and top panel 1, to increase between lower panel 6 and top panel 1
Vibration damping so as to play Vertical Vibration Reduction effect；2 longitudinal damping bars 16 are provided between the lower panel 6 and upper frame 2, with
Increase the vibration damping between lower panel 6 and upper frame 2 so as to play longitudinal damping effect；The upper frame 2 and top panel 1 it
Between be provided with 2 horizontal damper rods 13, made so as to play lateral vibration absorbing with increasing the vibration damping between upper frame 2 and top panel 1
With.
Equipped with 8 springs, 8,8 equally distributed springs 8 to damping top between the lower panel 6 and underframe 5
Load play a supportive role, it is ensured that damping in the state of the equilibrium its vertical reed group 15 be in free state, 8 bullets
Spacing rubber column 9 is equipped with the middle of spring 8, protection position-limiting action is played to damping.
The horizontal reed group 3 and longitudinal reed group 7 include stalloy 17, steel plate 18 and rivet 19, as shown in figure 5, with
2 steel plates 18 are clamped the middle part of stalloy 17 by rivet 19, and the stalloy 17 in so horizontal reed group 3 and longitudinal reed group 7 is not
The part clamped by steel plate 18 can occur elastic deformation, and the middle part of stalloy 17 increased rigidity not by the part that steel plate 18 is clamped
Generation elastic deformation, has been achieved in that horizontal reed group 3 and longitudinal reed group 7 keep elasticity and rigidity under large span, while
Constrain horizontal reed group 3 and longitudinal reed 7 elastic deformation on the length direction of steel plate 18 of group.
The vertical reed group 15 includes vertical reed group stalloy 20, stainless steel frame 21, stainless steel press strip 22 and spiral shell
Nail 23, as shown in fig. 6,2 vertical reed group stalloys 20 are arranged on into stainless steel frame with screw 23 and stainless steel press strip 22
21 two ends, have been achieved in that vertical reed group 15 keeps elasticity and rigidity under large span, while limiting vertical reed group 15
Elastic deformation can only occur at the vertical two ends of reed group 15.
The mounting plane of the top panel 1 and lower panel 6 is provided with 8 1mm boss high, and boss is inlayed steel-wire screw-socket 12 and protected
Demonstrate,prove the dismantled and assembled property and dismounting precision of damping.
The top panel 1 is provided with nameplate 11 and dust cap 10.
Embodiment
It is a kind of by complexity vibrations be changed into three axial reciprocatings vibration damping be mainly by top panel 1, upper frame 2,
Underframe 5, lower panel 6, elastic system and damping system composition, wherein elastic system by horizontal reed group 3, longitudinal reed group 7,
Spring 8 and vertical reed group 15 are constituted, and damping system is made up of vertical damper rod 4, horizontal damper rod 13 and longitudinal damping bar 16.
This damping uses stair staggered formula topology layout, from bottom to top makees lower panel 6, underframe 5, upper frame 2, top panel 1
The main body frame of damping is constituted for four steps staggeredly；By horizontal reed group 3, longitudinal reed group 7, spring 8, vertical spring
The grade of piece group 15 is connected between each step the elastic system for constituting damping as flexible member installation；By vertical damper rod 4,
Horizontal damper rod 13 and the grade of longitudinal damping bar 16 are connected between each step the resistance for constituting damping as damping element installation
Damping system；Its elastic system constrains the relative displacement between each step, and its damping system absorbs the vibration between each step of consumption
Energy；Damping organically combines its elastic system and damping system, is resolved into the complicated vibrations in bottom using elastic system
Horizontal, vertical, three directions of hanging down are regular of reciprocating vibration, then absorb three vibrational energies in direction of consumption by damping system, enter
And unordered complicated vibrations are transformed into three axially can make the of reciprocating vibration of average trim process by such as inertial navigation mathematical algorithm.
Stair staggered formula topology layout is employed, is connected by vertical a pair reed groups 15 between lower panel 6 and underframe 5,
Ensure that underframe 5 can make vertical vibration and constrain remaining direction to vibrate with respect to lower panel 6；By one between underframe 5 and upper frame 2
Longitudinal reed group 7 is connected, it is ensured that upper frame 2 can make longitudinally reciprocal vibration and constrain remaining direction to vibrate with respect to underframe 5；On
Connected by a pair horizontal reed groups 3 between framework 2 and top panel 1, it is ensured that top panel 1 can shake with respect to upper frame 2 as transverse reciprocating
The vibration of remaining direction is moved and constrains, it is by this distinctive staged vibration characteristics of damping, damping bottom is complicated
Vibrations be successively decomposed into vertical vibration, extensional vibration and oscillation crosswise, and suppress the vibration of damping corner, and then reduce multiple
Influence of the miscellaneous harmful vibration environment to inertial navigation system precision；
Described damping is provided with three damping systems in dimension direction, there is 4 vertical resistances between lower panel 6 and top panel 1
Buddhist nun's bar 4 is connected, and is acted on so as to play Vertical Vibration Reduction with increasing the vibration damping between lower panel 6 and top panel 1；Lower panel 6 with
There are 2 longitudinal damping bars 16 to connect between upper frame 2, to increase the vibration damping between lower panel 6 and upper frame 2 so as to play
Longitudinal damping is acted on；There are 2 horizontal damper rods 13 to connect between upper frame 2 and top panel 1, to increase upper frame 2 and top panel 1
Between vibration damping so as to play lateral vibration absorbing effect, its three axial directions increased by this damping system of damping
Vibration damping, and then damping vibration amplitude and self-oscillation are reduced, the final complexity harmful vibration environment that reduces is led to inertia
The influence of boat system accuracy；
8 springs 8 are housed, this 8 pairs, 8 equally distributed spring subtracts between described damping plate 6 below and underframe 5
The load on shake mechanism top plays a supportive role, it is ensured that its vertical reed group 15 is in free shape to damping in the state of the equilibrium
State, spacing rubber column 9 is equipped with the middle of 8 springs 8, and protection position-limiting action is played to damping.
The horizontal reed group 3 of described damping and longitudinal reed group 7 are by 19 groups of stalloy 17, steel plate 18 and rivet
Into 2 steel plates 18 being clamped into the middle part of stalloy 17 with rivet 19, the stalloy in so horizontal reed group 3 and longitudinal direction reed group 7
17 parts not clamped by steel plate 18 can occur elastic deformation, and the middle part of stalloy 17 increased just by the part that steel plate 18 is clamped
There is no elastic deformation in degree, be achieved in that horizontal reed group 3 and longitudinal reed group 7 keep the elasticity of appropriateness under compared with large span
And rigidity, while constraining horizontal reed group 3 and longitudinal reed 7 elastic deformation on the length direction of steel plate 18 of group.
The vertical reed group 15 of described damping is by vertical reed group stalloy 20, stainless steel frame 21, stainless
Steel press strip 22 and screw 23 are constituted, and 2 vertical reed group stalloys 20 are arranged on into stainless with screw 23 and stainless steel press strip 22
The two ends of steel frame 21, have been achieved in that vertical reed group 15 compared with the elasticity and rigidity that appropriateness is kept under large span, same to time limit
Making vertical reed group 15 can only occur elastic deformation at the vertical two ends of reed group 15；
Described damping top panel 1 and the mounting plane of lower panel 6 are provided with 8 1mm boss high, to ensure damping
With substrate and rotation modulation be used to group installation accuracy, boss inlay steel-wire screw-socket 12 ensure damping dismantled and assembled property and dismounting
Precision.
1 damping architectural feature：
A) damping uses stair staggered formula topology layout, from bottom to top by lower panel 6, underframe 5, upper frame 2, top panel
1 main body frame that damping is constituted as four steps staggeredly, by vertical a pair reeds between lower panel 6 and underframe 5
Group 15 is connected, it is ensured that underframe 5 can make vertical vibration and constrain remaining direction to vibrate with respect to lower panel 6；Underframe 5 and upper frame
Connected by a pair longitudinal reed groups 7 between 2, it is ensured that upper frame 2 can relative underframe 5 make longitudinally reciprocal to vibrate and constrain remaining side
To vibration；Connected by a pair horizontal reed groups 3 between upper frame 2 and top panel 1, it is ensured that top panel 1 can make horizontal stroke with respect to upper frame 2
To it is of reciprocating vibration and constrain remaining direction vibrate, by this distinctive staged vibration characteristics of damping, by damping
The complicated vibrations in bottom are successively decomposed into vertical vibration, extensional vibration and oscillation crosswise, and suppress the vibration of damping corner, enter
And reduce influence of the complicated harmful vibration environment to such as inertial navigation system precision；
B) damping is provided with three damping systems in dimension direction, there is 4 vertical damper rods 4 between lower panel 6 and top panel 1
Connection, is acted on increasing the vibration damping between lower panel 6 and top panel 1 so as to play Vertical Vibration Reduction；Lower panel 6 and upper frame
There are 2 longitudinal damping bars 16 to connect between 2, subtracted so as to play longitudinal direction with increasing the vibration damping between lower panel 6 and upper frame 2
Bestir oneself use；There are 2 horizontal damper rods 13 to connect between upper frame 2 and top panel 1, to increase between upper frame 2 and top panel 1
So as to play lateral vibration absorbing effect, the vibration that increased its three axial directions by this damping system of damping hinders vibration damping
Buddhist nun, and then damping vibration amplitude and self-oscillation are reduced, it is final to reduce complicated harmful vibration environment to inertial navigation system
The influence of precision；
C) 8 springs 8 are housed, this 8 equally distributed springs 8 are to damping machine below damping between plate 6 and underframe 5
The load on structure top plays a supportive role, it is ensured that its vertical reed group 15 is in free state, 8 to damping in the state of the equilibrium
Spacing rubber column 9 is equipped with the middle of spring 8, protection position-limiting action is played to damping；
D) the horizontal reed group 3 of damping and longitudinal 7 groups of reed are constituted by stalloy 17, steel plate 18 and rivet 19, use riveting
2 steel plates 18 are clamped the middle part of stalloy 17 by nail 19, the stalloy 17 in so horizontal reed group 3 and longitudinal direction reed group 7 not by
The part that steel plate 18 is clamped can occur elastic deformation, and the middle part of stalloy 17 increased rigidity and do not send out by the part that steel plate 18 is clamped
Raw elastic deformation, has been achieved in that horizontal reed group 3 and longitudinal reed group 7 compared with the elasticity that appropriateness is kept under large span and just
Degree, while constraining horizontal reed group 3 and longitudinal reed 7 elastic deformation on the length direction of steel plate 18 of group；
E) the vertical reed group 15 of damping is by vertical reed group stalloy 20, stainless steel frame 21, stainless steel press strip 22
Constituted with screw 23,2 vertical reed group stalloys 20 are arranged on stainless steel frame 21 with screw 23 and stainless steel press strip 22
Two ends, be achieved in that vertical reed group 15 compared with large span keep appropriateness elasticity and rigidity, while limiting vertical spring
Piece group 15 can only occur elastic deformation at the vertical two ends of reed group 15；
F) mounting plane of plate 1 and lower panel 6 is provided with 8 1mm boss high above damping, with ensure damping with
Substrate and rotation modulation are used to the installation accuracy of group, and boss inlays the dismantled and assembled property and dismounting essence that steel-wire screw-socket 12 ensures damping
Degree.
2 operation principles
It is a kind of that the damping that complexity vibrations are changed into the vibration of three axial reciprocatings is mainly by top panel 1, upper frame 2, lower frame
Frame 5, lower panel 6, elastic system and damping system composition, wherein elastic system are by horizontal reed group 3, longitudinal reed group 7, spring
8 and vertical reed group 15 constitute, damping system is made up of vertical damper rod 4, horizontal damper rod 13 and longitudinal damping bar 16.Below
8 springs 8 are housed, load of this 8 equally distributed springs 8 to damping top plays support and make between plate 6 and underframe 5
With, it is ensured that its vertical reed group 15 is in free state to damping in the state of the equilibrium, and spacing rubber is equipped with the middle of 8 springs 8
Glue post 9, protection position-limiting action is played to damping, when the substrate that damping is installed has vibrations, the elasticity system of damping
System is shaken the vibrations for resolving into three directions, and is reached using damping system absorption dissipation vibration energy, reduction vibration amplitude
To damping purpose, wherein the vibrations in vertical direction are delivered to the vertical reed group 15 being fixed between lower panel 6 and underframe 5,
Underframe 5, upper frame 2 and top panel 1 is caused to make vertically reciprocating vibration, between lower panel 6 and top panel 14 with respect to lower panel 6
Individual vertical damper rod 4 increases vertical vibration damping to reduce vertical vibration amplitude, suppress the vertical self-oscillation of reed group 15；The longitudinal axis
The vibrations in direction are delivered to the longitudinal reed group 7 being fixed between underframe 5 and upper frame 2, cause upper frame 2 and top panel 1
Make vertically reciprocating vibration with respect to lower panel 6 and underframe 5,2 longitudinal damping bars 16 between lower panel 6 and upper frame 2 increase
Extensional vibration damps to reduce extensional vibration amplitude, suppress longitudinal self-oscillation of reed group 7；The vibrations of X direction are delivered to solid
The horizontal reed group 3 between upper frame 2 and top panel 1 is scheduled on, causes top panel 1 with respect to upper frame 2, underframe 5, lower panel 6
Group transverse reciprocating vibration, 2 horizontal damper rods 13 between upper frame 2 and top panel 1 increase oscillation crosswise damping to reduce horizontal stroke
To vibration amplitude, suppress the horizontal self-oscillation of reed group 3.Damping organically combines its elastic system and damping system, profit
With elastic system by the vibration environment of external complex resolve into it is horizontal, vertical, hang down three directions it is regular of reciprocating vibration and suppress should
Damping corner vibrates, then absorbs three vibrational energies in direction by damping system, so decays through damping and passes
The vibration being delivered in inertial navigation system can be made due to having regular reciprocating nature by such as inertial navigation system mathematical algorithm
The navigation accuracy of average trim process and then raising system, is finally reached good damping effect.
Claims (7)
1. a kind of damping that complexity vibrations are changed into the vibration of three axial reciprocatings, including top panel（1）, upper frame（2）, under
Framework（5）, lower panel（6）, elastic system and damping system, it is characterised in that the elastic system includes horizontal reed group
（3）, longitudinal reed group（7）, spring（8）With vertical reed group（15）, the damping system include vertical damper rod（4）, laterally
Damper rod（13）With longitudinal damping bar（16）, the lower panel (6), underframe (5), upper frame (2) and top panel (1) from lower and
On be divided into four steps arrangements staggeredly, the horizontal reed group (3), longitudinal reed group (7), spring (8) and vertical reed group
(15) elastic system for being connected between each step and constituting damping is installed as flexible member, the vertical damper rod (4),
Horizontal damper rod (13) and longitudinal damping bar (16) are connected between each step as damping element installation and constitute damping
Damping system.
2. a kind of shake complexity according to claim 1 is changed into the damping that three axial reciprocatings vibrate, its feature
Be that vertical a pair reed groups (15) are connected between the lower panel (6) and underframe (5), it is ensured that underframe (5) can relatively under
Panel (6) makees vertical vibration and constrains the vibration of remaining direction；A pair of longitudinal directions are connected between the underframe (5) and upper frame (2)
Reed group (7), it is ensured that upper frame (2) can make longitudinally reciprocal vibration and constrain remaining direction to vibrate with respect to underframe (5)；On described
A pair horizontal reeds group (3) are connected between framework (2) and top panel (1), it is ensured that top panel (1) can make horizontal with respect to upper frame (2)
To it is of reciprocating vibration and constrain remaining direction vibrate.
3. a kind of shake complexity according to claim 1 is changed into the vibration of three axial reciprocatings
Damping, it is characterised in that the lower panel（6）With top panel（1）Between be provided with 4 vertical damper rods（4）, with
Increase lower panel（6）With top panel（1）Between vibration damping so as to play Vertical Vibration Reduction effect；The lower panel（6）With it is upper
Framework（2）Between be provided with 2 longitudinal damping bars（16）, to increase lower panel（6）With upper frame（2）Between vibration damping so as to
Play longitudinal damping effect；The upper frame（2）With top panel（1）Between be provided with 2 horizontal damper rods（13）, to increase upper ledge
Frame（2）With top panel（1）Between vibration damping so as to play lateral vibration absorbing effect.
4. a kind of shake complexity according to claim 1 is changed into the vibration of three axial reciprocatings
Damping, it is characterised in that the lower panel（6）With underframe（5）Between be equipped with 8 springs（8）, 8 uniform
The spring of distribution（8）Load to damping top plays a supportive role, it is ensured that damping its vertical spring in the state of the equilibrium
Piece group 15 is in free state, 8 springs（8）Centre is equipped with spacing rubber column（9）, the spacing work of protection is played to damping
With.
5. a kind of shake complexity according to claim 1 is changed into the vibration of three axial reciprocatings
Damping, it is characterised in that the horizontal reed group（3）With longitudinal reed group（7）Including stalloy (17), steel plate
(18) 2 steel plates (18) and rivet (19), are clamped into stalloy (17) middle part, so transverse direction reed group with rivet (19)（3）With
Longitudinal reed group（7）On stalloy (17) not by steel plate (18) clamp part elastic deformation, stalloy (17) can occur
Middle part increased rigidity and elastic deformation do not occur by the part that steel plate (18) is clamped, and be achieved in that horizontal reed group（3）With it is vertical
To reed group（7）Elasticity and rigidity are kept under large span, while constraining horizontal reed group（3）With longitudinal reed group（7）
Elastic deformation on steel plate (18) length direction.
6. a kind of shake complexity according to claim 1 is changed into the vibration of three axial reciprocatings
Damping, it is characterised in that the vertical reed group（15）Including vertical reed group stalloy (20), stainless steel framework
Frame (21), stainless steel press strip (22) and screw (23), with screw (23) and stainless steel press strip (22) by 2 vertical thin steel of reed group
Piece (20) has been achieved in that vertical reed group installed in the two ends of stainless steel frame (21)（15）Under large span keep elasticity and
Rigidity, while limiting vertical reed group（15）Can only be in vertical reed group（15）There is elastic deformation in two ends.
7. a kind of shake complexity according to claim 1 is changed into the vibration of three axial reciprocatings
Damping, it is characterised in that the top panel（1）And lower panel（6）Mounting plane be provided with high convex of 8 1mm
Platform, boss inlays steel-wire screw-socket（12）Ensure the dismantled and assembled property and dismounting precision of damping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN107504116A (en) * | 2017-08-28 | 2017-12-22 | 江西中船航海仪器有限公司 | A kind of damper system that can limit three direction amplitudes |
| CN110667484A (en) * | 2019-09-29 | 2020-01-10 | 华中光电技术研究所（中国船舶重工集团有限公司第七一七研究所） | Vehicle-mounted inertial navigation equipment and photoelectric measurement equipment integrated device |
| CN111379818A (en) * | 2018-12-28 | 2020-07-07 | 中国航空工业集团公司西安飞行自动控制研究所 | Low-frequency corner-free shock absorber |
| CN114251398A (en) * | 2021-12-23 | 2022-03-29 | 湖北久之洋信息科技有限公司 | Multi-degree-of-freedom vibration damping mechanism of combined elastic sheet |
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Application publication date: 20170630 |