CN104728324B - A kind of stiffness-adjustable mutative damp back vibration isolator - Google Patents
A kind of stiffness-adjustable mutative damp back vibration isolator Download PDFInfo
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- CN104728324B CN104728324B CN201510171265.2A CN201510171265A CN104728324B CN 104728324 B CN104728324 B CN 104728324B CN 201510171265 A CN201510171265 A CN 201510171265A CN 104728324 B CN104728324 B CN 104728324B
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- 238000013016 damping Methods 0.000 claims abstract description 122
- 238000002955 isolation Methods 0.000 claims description 14
- 238000010521 absorption reaction Methods 0.000 claims description 5
- 230000003044 adaptive effect Effects 0.000 claims description 4
- 238000006073 displacement reaction Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 4
- 230000001105 regulatory effect Effects 0.000 abstract description 3
- 230000003139 buffering effect Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000012795 verification Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000011176 pooling Methods 0.000 description 1
Classifications
-
- 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
- F16F7/00—Vibration-dampers; Shock-absorbers
- F16F7/10—Vibration-dampers; Shock-absorbers using inertia effect
- F16F7/104—Vibration-dampers; Shock-absorbers using inertia effect the inertia member being resiliently mounted
Abstract
The present invention relates to a kind of stiffness-adjustable mutative damp back vibration isolator, including housing and central shaft, described central shaft is vertically arranged in the housing, the two ends up and down of described housing form horizontal vibration damping chamber respectively, the two ends up and down of described central shaft lay respectively at two horizontal vibration damping intracavity, and described two horizontal vibration damping intracavity are separately provided for regulating central shaft and move horizontally the adjusting means of rigidity and damping；The two ends of back vibration isolator are provided with damping baffle ring, increase along with horizontal displacement, and damping increases therewith, and beneficially vibration isolator absorbs energy, plays more preferable cushioning effect.
Description
Technical field
The present invention relates to a kind of stiffness-adjustable mutative damp back vibration isolator.
Background technology
Along with the development of modern military, weaponry weight increases and barycenter is higher, and produced tilting moment is the most therewith
Increase, therefore, propose to require as follows to the back vibration isolator of vibration isolation, buffering and resistance to tipping moment:
1, can be under the conditions of the mechanical environments such as bigger centrifugal acceleration, bigger tilting moment, greater impact, it is ensured that electronic equipment
Stability and can normally work；
2, back vibration isolator is axially respectively provided with the ability of vibration isolation, buffering in level two, play the guiding role in vertical direction.Level
Direction, along with the displacement of vibration, impact increases, the rigidity of back vibration isolator and damping increase the most therewith；
3, vertical direction has relatively low rigidity (approximation is ignored), and do not affect the vertical vibration isolation of bottom vibration isolator in vibrating isolation system,
Shock isolation performance；When carrier-borne thump, vehicle-mounted impact and airborne pendant hit, electronic equipment is by the situation of bigger impact acceleration
Under, it is to be ensured that the normal work of electronic equipment.
A kind of backrest vibration isolator that Military Electronic Equipment is conventional at present, this vibration isolator patent application (patent) number is
CN201320102528.0, although this vibration isolator can form vibrating isolation system with bottom vibration isolator, electronic equipment is had certain every
Shake pooling feature, but in actually used and verification experimental verification, finds that this vibration isolator has following defects that
First, employ metal gauze formed mat inside this back vibration isolator as cushion pad, the rigidity of vibration isolator be provided simultaneously,
But yielding being difficult to of tinsel gauze pad is recovered, and can affect the horizontal rigidity of back vibration isolator；
Secondly, although this back vibration isolator has carried out improvement and added plane spring, beneficially backrest vibration isolator central shaft resets,
But plane spring is poor in the rigidity concordance of horizontal all directions, the horizontal complex stiffness causing backrest vibration isolator is inconsistent；
Finally, this backrest every in be not provided with antivibrator, horizontal damping only relies on frictional force between two ends slide plate and adjusting nut and provides,
When vibration isolator is impacted, horizontal damping does not increases along with the increase of displacement, is unfavorable for absorbing rapidly energy.
Therefore, exploratory development one stiffness-adjustable mutative damp back vibration isolator, this vibration isolator level to rigidity, damping with
The increase of displacement and increase, favorable for absorption energy and preferably resetting, plays anti-vibration and shock effect.
Summary of the invention
The technical problem to be solved in the present invention is: overcome the deficiencies in the prior art, it is provided that a kind of stiffness-adjustable mutative damp
Back vibration isolator.
The technical solution adopted for the present invention to solve the technical problems is: a kind of stiffness-adjustable mutative damp back vibration isolator,
Including housing and central shaft, described central shaft is vertically arranged in the housing, and the two ends up and down of described housing form horizontal vibration damping respectively
Chamber, the two ends up and down of described central shaft lay respectively at two horizontal vibration damping intracavity, and described two horizontal vibration damping intracavity are separately provided for
Regulation central shaft moves horizontally the adjusting means of rigidity and damping；
Described adjusting means includes that antivibrator, inner cone spring and interior Adjusting bolt Adjusting screw, described interior Adjusting bolt Adjusting screw spiral are connected to
The termination of central shaft, described antivibrator includes damping baffle ring and damping conical ring, described damping baffle ring, damping conical ring and inner cone
Spring from inside to outside be arranged on horizontal vibration damping intracavity, and be socketed on center shaft, between described damping baffle ring and damping conical ring
Form cone match；
The external diameter of described damping baffle ring is suitable with the internal diameter in horizontal vibration damping chamber, between inner hole wall and the central shaft of described damping baffle ring
There is mobile space；The endoporus of described damping conical ring is adaptive with the diameter of central shaft, the outer wall of described damping conical ring and shock-isolation chamber
Mobile space is there is between inwall；One end of described inner cone spring offsets with interior Adjusting bolt Adjusting screw, the other end of described inner cone spring with
Antivibrator offsets.
Further, inner spring set, the miner diameter end of described inner cone spring it are provided with between described damping conical ring and inner cone spring
Offseting with interior Adjusting bolt Adjusting screw, the bigger diameter end of described inner cone spring offsets with inner spring set.
Further, the accent in described horizontal vibration damping chamber is provided with outer Adjusting bolt Adjusting screw, described outer Adjusting bolt Adjusting screw and housing it
Between formed threaded engagement, the inner roof wall face of described outer Adjusting bolt Adjusting screw contacts with interior Adjusting bolt Adjusting screw.
Further, being provided with cushion pad in described shock-isolation chamber, the upper end of described cushion pad offsets with outer Adjusting bolt Adjusting screw,
The lower end of described cushion pad offsets with inner spring set；
There is the 3rd mobile space between outer wall and the endoporus of cushion pad of described interior Adjusting bolt Adjusting screw, described 3rd mobile space is less than
First mobile space and the second mobile space.
Further, the middle part of described central shaft is also associated with oscillating bearing, described oscillating bearing is formed for subtract
The connection end that shake equipment connects, the central shaft of described oscillating bearing both sides is respectively sleeved on outer cone spring, described outer cone spring
One end offsets with damping baffle ring, and the other end of described outer cone spring offsets with oscillating bearing.
Further, the central shaft between described outer cone spring and oscillating bearing is respectively sleeved on outer spring pad, described outside
The bigger diameter end of cone spring offsets with damping baffle ring, and the miner diameter end of described outer cone spring offsets with outer spring pad.
Further, the middle part of described central shaft is also associated with universal bearing, on described universal bearing connect have for subtract
The connection screw rod that shake equipment connects；
Outer cone spring, one end of described outer cone spring and housing cavity platform it is respectively sleeved on the central shaft of described universal bearing both sides
Rank offset, and the other end of described outer cone spring offsets with universal bearing.
Further, the central shaft between described outer cone spring and universal bearing is respectively sleeved on outer spring pad, described outside
The bigger diameter end of cone spring offsets with housing cavity step, and the miner diameter end of described outer cone spring offsets with outer spring pad.
The invention has the beneficial effects as follows: the decrement of inner cone spring can be changed by Adjusting bolt Adjusting screw in regulation, thus change
Vibration isolator level is to rigidity, the initial damping force of level.
The size of outer regulation set and interior regulation set friction damping force can be changed by adjusting outer Adjusting bolt Adjusting screw screw-in depth.
Can by change the pitch of inner cone spring, the size in thin footpath, overall dimensions can be obtained identical, and have different-stiffness,
Damping characteristic and the series of products of different bearer amount.
Internal employing bores spring structure, and back vibration isolator easily resets.
Back is provided with inner cone spring inside vibration isolator two ends, and along with the increase of the displacement of level, rigidity increases therewith, has
It is beneficial to vibration damping and the buffering of vibration isolator, it is simple to reset；The cushion pad simultaneously relying on setting can assist inner cone spring, it is to avoid level
Impact excessive and make Adjusting bolt Adjusting screw outside interior Adjusting bolt Adjusting screw lateral impact.
The two ends of back vibration isolator are provided with damping baffle ring, increase along with horizontal displacement, and damping increases therewith, is conducive to
Vibration isolator absorbs energy, plays more preferable cushioning effect.
Central shaft is provided with oscillating bearing assembly, beneficially electronic equipment and tilts certain angle, makes back vibration isolator connect
Structural member is hardly damaged.
Accompanying drawing explanation
The present invention is further described below in conjunction with the accompanying drawings.
Fig. 1 is the schematic diagram of vibration isolator in embodiment 1；
Wherein, 1, outer Adjusting bolt Adjusting screw, 2, interior Adjusting bolt Adjusting screw, 3, inner spring set, 4, oscillating bearing, 5, outer cone spring, 6,
Damping baffle ring, 7, inner cone spring, 8, damping conical ring, 9, outer spring pad, 10, housing, 11, central shaft；
Fig. 2 is the schematic diagram of vibration isolator in embodiment 2；
Fig. 3 is the top view of Fig. 2；
Wherein, 1, outer Adjusting bolt Adjusting screw, 2, interior Adjusting bolt Adjusting screw, 3, inner spring set, 5, outer cone spring, 6, damping baffle ring, 7,
Inner cone spring, 8, damping conical ring, 9, outer spring pad, 10, housing, 11, central shaft, 12, universal bearing, 13, axle
Bearing sleeve, 14, locking swivel nut, 15, connect screw rod, 16, cushion pad.
Detailed description of the invention
Presently in connection with specific embodiment, the present invention is further illustrated.These accompanying drawings are the schematic diagram of simplification only to show
Meaning mode illustrates the basic structure of the present invention, and therefore it only shows the composition relevant with the present invention.
Embodiment 1:
As it is shown in figure 1, a kind of stiffness-adjustable mutative damp back vibration isolator, including housing 10 and central shaft 11, central shaft 11
Being vertically arranged in the housing 10, the two ends up and down of housing 10 form horizontal vibration damping chamber respectively, and the two ends up and down of central shaft 11 are divided
Not being positioned at two horizontal vibration damping intracavity, two horizontal vibration damping intracavity are separately provided for regulating central shaft 11 and move horizontally rigidity and resistance
The adjusting means of Buddhist nun.
Adjusting means includes antivibrator, inner cone spring 7 and interior Adjusting bolt Adjusting screw 2, during interior Adjusting bolt Adjusting screw 2 spiral is connected to
The termination of mandrel 11, antivibrator includes that damping baffle ring 6 and damping conical ring 8, damping baffle ring 6 and damping conical ring 8 uses metal
Material is made, and forms cone match, arrange installation step bottom horizontal vibration damping chamber between damping baffle ring 6 and damping conical ring 8, resistance
Buddhist nun's baffle ring 6 is arranged on this step.Damping conical ring 8 slides on damping baffle ring 6.Damping baffle ring 6, damping conical ring 8 and
Inner cone spring 7 from inside to outside be arranged on horizontal vibration damping intracavity, and be socketed on central shaft 11.
The external diameter of damping baffle ring 6 is suitable with the internal diameter in horizontal vibration damping chamber, i.e. damping baffle ring 6 will not be sent out in horizontal vibration damping chamber
Life moves horizontally；There is the first mobile space between inner hole wall and the central shaft 11 of damping baffle ring 6, the first mobile space is resistance
The radius of Buddhist nun's baffle ring 6 internal diameter and the difference of the radius of central shaft 11, this first mobile space is mainly used in the movement of central shaft 11；
The endoporus of damping conical ring 8 is adaptive with the diameter of central shaft 11, i.e. central shaft 11 can move by band dynamic damping conical ring 8；Damping cone
There is the second mobile space between outer wall and the inwall of shock-isolation chamber of ring 8, the second mobile space is horizontal vibration damping chamber radius and damping
The difference of conical ring radius, this second mobile space is mainly used in damping the movement of conical ring 8；One end of inner cone spring 7 and interior regulation spiral shell
Set 2 offsets, and the other end of inner cone spring 7 offsets with antivibrator.
For can preferably fix inner cone spring 7, between damping conical ring 8 and inner cone spring 7, it is provided with inner spring set 3, interior
The miner diameter end of cone spring 7 offsets with interior Adjusting bolt Adjusting screw 2, and the bigger diameter end of inner cone spring 7 offsets with inner spring set 3.
For the resistance that moves horizontally of further control centre axle 11, the accent in horizontal vibration damping chamber is provided with outer Adjusting bolt Adjusting screw 1,
Forming threaded engagement between outer Adjusting bolt Adjusting screw 1 and housing 10, the inner roof wall face of outer Adjusting bolt Adjusting screw 1 contacts with interior Adjusting bolt Adjusting screw 2.
Therefore, the size of outer regulation set and interior regulation set friction damping force can be changed by adjusting outer Adjusting bolt Adjusting screw 1 screw-in depth.
The middle part of central shaft 11 is also associated with oscillating bearing 4, oscillating bearing 4 is formed for being connected with shock-absorption device
Connecting end, oscillating bearing 4 relatively can do and horizontally rotates by central shaft 11, can realize the tune of the level angle to required dampening apparatus
Joint.Outer cone spring 5, one end of outer cone spring 5 and damping baffle ring 6 it is respectively sleeved on the central shaft 11 of oscillating bearing 4 both sides
Offseting, the other end of outer cone spring 5 offsets with oscillating bearing 4.The Main Function of outer cone spring 5 is to be carried out by oscillating bearing 4
Location is referred to as to be used.
For the most fixing outer cone spring 5, the central shaft 11 between outer cone spring 5 and oscillating bearing 4 is respectively sleeved on
Outer spring pad 9, the bigger diameter end of outer cone spring 5 offsets with damping baffle ring 6, the miner diameter end of outer cone spring 5 and outer spring pad 9 phase
Support.
Embodiment 2:
As shown in Figures 2 and 3, a kind of stiffness-adjustable mutative damp back vibration isolator, including housing 10 and central shaft 11, in
Mandrel 11 is vertically arranged in the housing 10, and the two ends up and down of housing 10 form horizontal vibration damping chamber respectively, central shaft 11 upper and lower
Two ends lay respectively at two horizontal vibration damping intracavity, and two horizontal vibration damping intracavity are separately provided for regulating central shaft 11 and move horizontally just
The adjusting means of degree.
Adjusting means includes antivibrator, inner cone spring 7 and interior Adjusting bolt Adjusting screw 2, during interior Adjusting bolt Adjusting screw 2 spiral is connected to
The termination of mandrel 11, antivibrator includes that damping baffle ring 6 and damping conical ring 8, damping baffle ring 6 and damping conical ring 8 uses metal
Material is made, and forms cone match, arrange installation step bottom horizontal vibration damping chamber between damping baffle ring 6 and damping conical ring 8, resistance
Buddhist nun's baffle ring 6 is arranged on this step.Damping conical ring 8 slides on damping baffle ring 6.Damping baffle ring 6, damping conical ring 8 and
Inner cone spring 7 from inside to outside be arranged on horizontal vibration damping intracavity, and be socketed on central shaft 11, damping baffle ring 6 and damping
Cone match is formed between conical ring 8.
The external diameter of damping baffle ring 6 is suitable with the internal diameter in horizontal vibration damping chamber, i.e. damping baffle ring 6 will not be sent out in horizontal vibration damping chamber
Life moves horizontally, and there is the first mobile space between inner hole wall and the central shaft 11 of damping baffle ring 6；First mobile space is resistance
The radius of Buddhist nun's baffle ring 6 internal diameter and the difference of the radius of central shaft 11, this first mobile space is mainly used in the movement of central shaft 11；
The endoporus of damping conical ring 8 is adaptive with the diameter of central shaft 11, i.e. central shaft 11 can move by band dynamic damping conical ring 8；Damping cone
The second mobile space is there is between outer wall and the inwall of shock-isolation chamber of ring 8；Second mobile space is horizontal vibration damping chamber radius and damping
The difference of conical ring radius, this second mobile space is mainly used in damping the movement of conical ring 8；One end of inner cone spring 7 and interior regulation spiral shell
Set 2 offsets, and the other end of inner cone spring 7 offsets with antivibrator.
For can preferably fix inner cone spring 7, between damping conical ring 8 and inner cone spring 7, it is provided with inner spring set 3, interior
The miner diameter end of cone spring 7 offsets with interior Adjusting bolt Adjusting screw 2, and the bigger diameter end of inner cone spring offsets with inner spring set 3.
The accent in horizontal vibration damping chamber is provided with outer Adjusting bolt Adjusting screw 1, forms threaded engagement between outer Adjusting bolt Adjusting screw 1 and housing 10,
The inner roof wall face of outer Adjusting bolt Adjusting screw 1 contacts with interior Adjusting bolt Adjusting screw 2.Therefore, permissible by adjusting outer Adjusting bolt Adjusting screw 1 screw-in depth
Change the size of outer regulation set and interior regulation set friction damping force.
Being provided with cushion pad 16 in shock-isolation chamber, the upper end of cushion pad 16 offsets with outer Adjusting bolt Adjusting screw 1, cushion pad 16 times
Hold and offset with inner spring set 3；The sidewall of cushion pad 16 is affected by the restriction of outer Adjusting bolt Adjusting screw 1.
There is the 3rd mobile space between outer wall and the endoporus of cushion pad 16 of interior Adjusting bolt Adjusting screw 2, third space is buffering
The difference of the radius of pad internal bore radius and interior Adjusting bolt Adjusting screw.3rd mobile space is less than the first mobile space and the second mobile space.Slow
The Main Function of die head 16 is, for buffering the impact force of interior Adjusting bolt Adjusting screw 2, the horizontal impact power received when central shaft 11 is relatively
Time big, the frictional force between outer Adjusting bolt Adjusting screw 1 and interior Adjusting bolt Adjusting screw 2 is less, and inner cone spring 7 be not enough to buffering time
Waiting, in relying on, the Adjusting bolt Adjusting screw 2 shock between cushion pad 16 can play good cushioning effect.
The middle part of central shaft 11 is also associated with universal bearing 12, and universal bearing 12 connects to be had for being connected with shock-absorption device
Connection screw rod 15；Bearing holder (housing, cover) 13 is set outside universal bearing 12, and relies on locking swivel nut 14 to be installed by universal bearing 12
In bearing holder (housing, cover) 13.Rely on universal bearing 12, the when that connection screw rod 15 can being made to be connected with the equipment of required vibration damping freely
Regulation angle, can allow electronic equipment to there is certain angle of inclination.
Outer cone spring 5, one end of outer cone spring 5 and housing it is respectively sleeved on the central shaft 11 of universal bearing 12 both sides
10 inner chamber steps offset, and the other end of outer cone spring 5 offsets with universal bearing 12.
For the most fixing outer cone spring 5, the central shaft 11 between outer cone spring 5 and universal bearing 12 is socketed respectively
Outer spring pad 9, the bigger diameter end of outer cone spring 5 is had to offset with housing 10 inner chamber step, the miner diameter end of outer cone spring 5 and outer bullet
Spring pad 9 offsets.The Main Function of outer cone spring 5 is universal bearing 12 to carry out location be referred to as use.
The vibration isolator of the present invention relies on the connection end of universal bearing 12 to be connected with dampening apparatus, approximates zero in vertical direction
Just, undamped, play the guiding role；When equipment receives horizontal impact when, central shaft 11 relies on antivibrator, inner cone spring
7, the frictional force between cushion pad 16 and outer Adjusting bolt Adjusting screw 1 and interior Adjusting bolt Adjusting screw 2 realizes the horizontal vibration isolation to equipment.
With the above-mentioned desirable embodiment according to the present invention for enlightenment, by above-mentioned description, relevant staff is complete
Various change and amendment can be carried out in the range of without departing from this invention technological thought.The technical model of this invention
Enclose the content being not limited in description, it is necessary to determine its technical scope according to right.
Claims (8)
1. a stiffness-adjustable mutative damp back vibration isolator, including housing (10) and central shaft (11), described central shaft (11)
Being vertically arranged in housing (10), it is characterized in that, the two ends up and down of described housing (10) form horizontal vibration damping chamber, institute respectively
The two ends up and down stating central shaft (11) lay respectively at two horizontal vibration damping intracavity, and described two horizontal vibration damping intracavity are separately provided for
Regulation central shaft (11) moves horizontally the adjusting means of rigidity and damping；Described adjusting means includes antivibrator, inner cone spring
(7) and interior Adjusting bolt Adjusting screw (2), described interior Adjusting bolt Adjusting screw (2) spiral is connected to the termination of central shaft (11), described
Antivibrator include damping baffle ring (6) and damping conical ring (8), described damping baffle ring (6), damp conical ring (8) and inner cone
Spring (7) from inside to outside be arranged on horizontal vibration damping intracavity, and be socketed on central shaft (11), described damping baffle ring (6)
And between damping conical ring (8), form cone match；The external diameter of described damping baffle ring (6) is suitable with the internal diameter in horizontal vibration damping chamber,
The first mobile space is there is between inner hole wall and the central shaft (11) of described damping baffle ring (6)；Described damping conical ring (8)
Endoporus is adaptive with the diameter of central shaft (11), has second between outer wall and the inwall of shock-isolation chamber of described damping conical ring (8)
Mobile space；One end of described inner cone spring (7) offsets with interior Adjusting bolt Adjusting screw (2), another of described inner cone spring (7)
End offsets with antivibrator.
A kind of stiffness-adjustable mutative damp back the most according to claim 1 vibration isolator, is characterized in that, described damping cone
Inner spring set (3), the miner diameter end of described inner cone spring (7) and interior regulation it is provided with between ring (8) and inner cone spring (7)
Swivel nut (2) offsets, and the bigger diameter end of described inner cone spring (7) offsets with inner spring set (3).
A kind of stiffness-adjustable mutative damp back the most according to claim 1 and 2 vibration isolator, is characterized in that, described
The accent in horizontal vibration damping chamber is provided with outer Adjusting bolt Adjusting screw (1), forms spiral shell between described outer Adjusting bolt Adjusting screw (1) and housing (10)
Screwing conjunction, the inner roof wall face of described outer Adjusting bolt Adjusting screw (1) contacts with interior Adjusting bolt Adjusting screw (2).
A kind of stiffness-adjustable mutative damp back the most according to claim 3 vibration isolator, is characterized in that, described vibration isolation
Intracavity is provided with cushion pad (16), and the upper end of described cushion pad (16) offsets with outer Adjusting bolt Adjusting screw (1), described cushion pad (16)
Lower end offset with inner spring set (3)；Exist between outer wall and the endoporus of cushion pad (16) of described interior Adjusting bolt Adjusting screw (2)
3rd mobile space, described 3rd mobile space is less than the first mobile space and the second mobile space.
A kind of stiffness-adjustable mutative damp back the most according to claim 4 vibration isolator, is characterized in that, described central shaft
(11) middle part is also associated with oscillating bearing (4), described oscillating bearing (4) is formed for being connected with shock-absorption device
Connect end, the central shaft (11) of described oscillating bearing (4) both sides is respectively sleeved on outer cone spring (5), described outer cone bullet
One end of spring (5) offsets with damping baffle ring (6), and the other end of described outer cone spring (5) offsets with oscillating bearing (4).
A kind of stiffness-adjustable mutative damp back the most according to claim 5 vibration isolator, is characterized in that, described outer cone bullet
Outer spring pad (9), described outer cone spring (5) it is respectively sleeved on central shaft (11) between spring (5) and oscillating bearing (4)
Bigger diameter end with damping baffle ring (6) offset, the miner diameter end of described outer cone spring (5) offsets with outer spring pad (9).
A kind of stiffness-adjustable mutative damp back the most according to claim 4 vibration isolator, is characterized in that, described central shaft
(11) middle part is also associated with universal bearing (12), and the upper connection of described universal bearing (12) has for being connected with shock-absorption device
Connection screw rod (15)；It is respectively sleeved on outer cone spring (5) on the central shaft (11) of described universal bearing (12) both sides,
One end of described outer cone spring (5) offsets with housing (10) inner chamber step, and the other end of described outer cone spring (5) is with universal
Bearing (12) offsets.
A kind of stiffness-adjustable mutative damp back the most according to claim 7 vibration isolator, is characterized in that, described outer cone bullet
Outer spring pad (9), described outer cone spring it is respectively sleeved on central shaft (11) between spring (5) and universal bearing (12)
(5) bigger diameter end offsets with housing (10) inner chamber step, the miner diameter end of described outer cone spring (5) and outer spring pad (9)
Offset.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510171265.2A CN104728324B (en) | 2015-04-13 | 2015-04-13 | A kind of stiffness-adjustable mutative damp back vibration isolator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510171265.2A CN104728324B (en) | 2015-04-13 | 2015-04-13 | A kind of stiffness-adjustable mutative damp back vibration isolator |
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| CN104728324B true CN104728324B (en) | 2016-08-17 |
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| CN108999907A (en) * | 2018-08-07 | 2018-12-14 | 广东邦达实业有限公司 | A kind of damper |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6412606B1 (en) * | 2001-10-03 | 2002-07-02 | Chun-Liang Wu | Damper/positioning structure |
| CN2628802Y (en) * | 2003-04-15 | 2004-07-28 | 季馨 | Rigidity damping adjustable net pad back frame isolator |
| JP2009127663A (en) * | 2007-11-20 | 2009-06-11 | Keihin Seimitsu Kogyo Kk | Gear shift operation mechanism |
| CN103335048A (en) * | 2013-06-06 | 2013-10-02 | 南京捷诺环境技术有限公司 | Damping adjustable vibration isolator with combined springs |
| CN203730625U (en) * | 2014-02-25 | 2014-07-23 | 南京捷诺环境技术有限公司 | Damping adjustable spherical hinge type vibration isolator |
| CN204610661U (en) * | 2015-04-13 | 2015-09-02 | 张云鹏 | Stiffness-adjustable mutative damp back vibration isolator |
-
2015
- 2015-04-13 CN CN201510171265.2A patent/CN104728324B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6412606B1 (en) * | 2001-10-03 | 2002-07-02 | Chun-Liang Wu | Damper/positioning structure |
| CN2628802Y (en) * | 2003-04-15 | 2004-07-28 | 季馨 | Rigidity damping adjustable net pad back frame isolator |
| JP2009127663A (en) * | 2007-11-20 | 2009-06-11 | Keihin Seimitsu Kogyo Kk | Gear shift operation mechanism |
| CN103335048A (en) * | 2013-06-06 | 2013-10-02 | 南京捷诺环境技术有限公司 | Damping adjustable vibration isolator with combined springs |
| CN203730625U (en) * | 2014-02-25 | 2014-07-23 | 南京捷诺环境技术有限公司 | Damping adjustable spherical hinge type vibration isolator |
| CN204610661U (en) * | 2015-04-13 | 2015-09-02 | 张云鹏 | Stiffness-adjustable mutative damp back vibration isolator |
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| CN104728324A (en) | 2015-06-24 |
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Commission number: 4W109343 Conclusion of examination: Maintain the validity of the patent right on the basis of claims 1-8 submitted by the patentee on October 21, 2019. Decision date of declaring invalidation: 20200330 Decision number of declaring invalidation: 43759 Denomination of invention: A variable damping back vibration isolator with adjustable stiffness Granted publication date: 20160817 Patentee: NANJING JIENUO ENVIRONMENT TECHNOLOGY Co.,Ltd. |
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