CN208749901U - A kind of vertical vibration isolation ball shaped steel bearing with tray type structure vibration isolator - Google Patents
A kind of vertical vibration isolation ball shaped steel bearing with tray type structure vibration isolator Download PDFInfo
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- CN208749901U CN208749901U CN201821156603.0U CN201821156603U CN208749901U CN 208749901 U CN208749901 U CN 208749901U CN 201821156603 U CN201821156603 U CN 201821156603U CN 208749901 U CN208749901 U CN 208749901U
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Abstract
A kind of vertical vibration isolation ball shaped steel bearing with tray type structure vibration isolator, tray type structure vibration isolator is arranged in the space that vertical ball shaped steel bearing the top seat board surrounds, or in the space that surrounds of vertical ball shaped steel bearing bottom seat board, or between the vertical any two adjacent seat boards of ball shaped steel bearing, tray type structure vibration isolator is axially symmetric structure, make to be equipped with deflection gap between the side of tray type structure vibration isolator and the seat board inner sidewall of present position, the patent is on the basis of ball shaped steel bearing, by increasing the tray type structure vibration isolator with vibration isolation function, make to be formed with support, lower cascaded structure, it is appropriate to reduce support entirety vertical rigidity, vertical dominant frequency of the fundamental frequency far from holder top structural vibration, to realize vertical vibration isolation function.
Description
Technical field
The utility model belongs to bridge structure or technical field of buildings, particularly relates to a kind of with tray type structure vibration isolator
Vertical vibration isolation ball shaped steel bearing.
Background technique
Ambient vibration caused by rail transit train interferes daily life, moreover it is possible to which crime of injuries by explosive substances to buildings and goods therein influences essence
The normal operation of close lathe and instrument, causes equipment breakdown.The vibration damping of rail traffic is mainly realized in engineering by three kinds of approach
Noise reduction, i.e. reduction vibration source intensity weaken Vibration propagation and building vibration isolation.It reduces the oscillation intensity of vibration source and weakens the biography of vibration
Broadcasting control measure mainly has: including floating plate, elastic supporting block, high resiliency fastener, ballast pad, steel rubber tie plate under rail, iron pad
Rubber mat plate, the processing of rail and wheel, sound barrier, vibration isolation ditch, buffer strip, enclosure pile, rail paste damping material etc. under plate.
Building vibration isolation is to increase resilient support in building foundation to realize.
If whole beam body separated with foundation structure, then it is placed on vibration isolating suspension, i.e. composition rail traffic railway subtracts
Vibration insulation structure.It is a kind of quality-spring vibration isolation system, is to reduce basis to pass vibration and transaudient most effectual way.It is substantially former
Reason is exactly one linear vibration isolator of setting between superstructure and basis, prevents vibration from penetrating basis.Rail traffic railway subtracts
Vibration insulation structure designs successfully key and is whether the design of its natural frequency of vibration, vibration isolating suspension rigidity and damping is appropriate.It is comprehensive current
Domestic and foreign literature data, in order to solve the vibration isolation such as factory's precision instrument, music hall, nuclear power station, building and traffic bridge with
Vibrationproof problem, applied vertical vibration isolation support are mainly the combination of rubber support and spring, mainly there is rubber support+folded
Spring/air spring/volute spring/helical spring；Lead core rubber support+disc spring；Rubber vibration isolation seating+butterfly spring+viscoplasticity
Damper；Horizontal seismic isolation rubber support+vertical vibration isolation rubber support.The shortcomings that above-mentioned vibration isolating suspension mainly rubber support
Ageing of rubber problem, the chronicity of actual production situation and Repeated-load of High-speed Track Vehicles based on domestic rubber support, bridge vibration isolation branch
The fatigue life of seat is an insoluble problem.Ball shaped steel bearing has made in railway and rail traffic bridge on a large scale at present
With, have bearing capacity is high, rotation flexibly, durability it is good, the advantages that service life is long, but have the ball shaped steel bearing of vertical vibration isolation function
It is all both at home and abroad blank.
Utility model content
In order to solve the above technical problems, the utility model provides a kind of vertical vibration isolation ball-type with tray type structure vibration isolator
Bridle iron, by increasing the tray type structure vibration isolator with vibration isolation function, is made and props up on the basis of ball shaped steel bearing
Seat forms upper and lower cascaded structure, appropriate to reduce support entirety vertical rigidity, master of the vertical fundamental frequency far from holder top structural vibration
Frequently, to realize vertical vibration isolation function.
To realize the above-mentioned technical purpose, used technical solution is: it is a kind of with tray type structure vibration isolator it is vertical every
Shake ball shaped steel bearing, and tray type structure vibration isolator is arranged in the space that vertical ball shaped steel bearing the top seat board surrounds or vertical
In the space that ball shaped steel bearing bottom seat board surrounds or between any two adjacent seat boards of vertical ball shaped steel bearing, disc type knot
Structure vibration isolator is axially symmetric structure, makes to be equipped with deformation between the side of tray type structure vibration isolator and the seat board inner sidewall of present position
Measure gap, flare of the upper surface of tray type structure vibration isolator by centrally located outer center top surface and positioned at outer center top surface periphery
The bottom surface of inclined-plane composition, outer center top surface and tray type structure vibration isolator upper part matches and fits together, outer central term
The center line in face should be overlapped with support center line, and outer incline tilts the not bottom surface with tray type structure vibration isolator upper part downwards
It is in contact, the lower surface of tray type structure vibration isolator is connected tilted by centrally located interior center bottom surface, with interior center bottom surface
Face and formed positioned at the bottom supporting surface of outermost, interior center bottom surface and introversion inclined-plane not with tray type structure vibration isolator lower part
Top surface be in contact, bottom supporting surface and the plate top surface of tray type structure vibration isolator lower part are affixed, in the supporting surface of bottom
Heart line should be overlapped with support center line.
Further, the top surface of the bottom supporting surface of the tray type structure vibration isolator and tray type structure vibration isolator lower part
The place of being affixed be equipped with support skid.
Further, the support skid is nonmetallic slide plate, and smears lubricating grease.
Further, be correspondingly provided with boss on the base plate immediately below the interior center bottom surface, the top surface of boss and it is interior in
Vertical gap is equipped between heart bottom surface, the top surface size of boss is less than interior center bottom surface size.
Further, each face intersection of the tray type structure vibration isolator is chamfering.
The beneficial effects of the utility model are:
1) a kind of vertical vibration isolation ball shaped steel bearing with tray type structure vibration isolator provided by the utility model, by just
On the basis of normal ball shaped steel bearing, increase tray type structure vibration isolator, a support skid.Under vertical load, tray type structure every
Vibration device generates certain vertical elastic deformation, while the nonmetallic slide plate and tray type structure vibration isolator with lubricating function of lower part
The coefficient of friction of bottom is very small, can preferably discharge the radial deformation generated by vertical force, preferably guarantees disc type knot
The vertical deformation of structure vibration isolator and elasticity capacity effectively reduce the whole vertical rigidity of support, keep the vertical fundamental frequency of support separate
The dominant frequency of holder top structural vibration, to realize the vertical vibration isolation function of superstructure.
2) the whole axisymmetricly shape of tray type structure vibration isolator in the utility model, the disc spring structure of comparison with standard are erected
It is significantly increased to bearing capacity, meets the needs of support vertically carries greatly well；Meanwhile in the friendship of tray type structure vibration isolator structure
Chamfered has been done on interface, and stress is effectively reduced and increases fatigue behaviour.
3) the base plate intermediate lands setting in the utility model support, i.e., realize in the case where support overloads and connect firmly
Touching, guarantees the normal vertical bearing capacity of support, does not influence the performance of support normal function.
4) side of the inner sidewall of the utility model support base plate and tray type structure vibration isolator is reserved with certain interval, fits
The radial deformation for answering tray type structure vibration isolator to generate due to vertically compressing.
5) the utility model, when support operates normally, the secondary displacement function for realizing structure of bearing sliding friction；Spherical surface friction
Pair realizes structure vertical rotating function；The vertical load of support passes to pinner through tray type structure vibration isolator and each seat board；Support
Horizontal loading pass to pinner through upper base plate, guiding friction pair, lower seat board, base plate.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of embodiment one；
Fig. 2 is the A-A cross-sectional view of Fig. 1；
Fig. 3 is the structural schematic diagram of the tray type structure vibration isolator of the utility model；
Fig. 4 is the structural schematic diagram of embodiment two；
Fig. 5 is the A-A cross-sectional view of Fig. 4；
In figure: 1, upper base plate, 2, sliding friction pair, 3, middle seat board, 4, spherical surface friction pair, 5, lower seat board, 6, tray type structure
Vibration isolator, 6-1, outer center top surface, 6-2, flare inclined-plane, 6-3, side, 6-4, bottom supporting surface, 6-5, introversion inclined-plane, 6-6,
Interior center bottom surface, 7, base plate, 8, support skid, 9, guiding friction pair, 10, boss, 11, limit plate.
Specific embodiment
The preferred embodiment of utility model is provided, with reference to the accompanying drawing the technical solution of the utility model is described in detail.
Here, respective drawings will be provided the utility model is described in detail.It should be strongly noted that as described herein preferred
Examples of implementation are only used for describing and explaining the present invention, and are not limited to or limit the utility model.
Bridge pad is generally divided into laminated rubber bearing, pot rubber bearing and ball shaped steel bearing.Ball shaped steel bearing from
Conventional ball type support and hyperboloid spheroidal bearer of shock absorption and insulation (or friction pendulum ball-type vibration reducing obstructing support base) can be functionally divided into.Support from
It is divided into one-way movable type, multidirectional active type and fixed three classes on structural shape again.Above-mentioned pot rubber bearing, spherical bearing and double
It is practical new can to increase this for curved surface ball-type vibration reducing obstructing support base (or friction pendulum ball-type vibration reducing obstructing support base) and other types support
The tray type structure vibration isolator of type realizes vertical vibration isolation function.
Tray type structure vibration isolator is integrally formed, and is made of spring steel material.Tray type structure vibration isolator 6 is axial symmetry knot
Structure makes to be equipped with deflection gap, disc type knot between the side 6-3 of tray type structure vibration isolator 6 and the seat board inner sidewall of present position
Flare inclined-plane 6- of the upper surface of structure vibration isolator 6 by centrally located outer center top surface 6-1 and positioned at the outer periphery center top surface 6-1
The bottom surface of 2 compositions, outer center top surface 6-1 and tray type structure vibration isolator upper part matches and fits together, outer central term
The center line of face 6-1 should be overlapped with support center line, flare inclined-plane 6-2 tilt down not with tray type structure vibration isolator upper part
Bottom surface be in contact, the lower surface of tray type structure vibration isolator 6 by centrally located interior center bottom surface 6-6, with interior center bottom surface 6-6
Connected introversion inclined-plane 6-5 and the bottom supporting surface 6-4 composition positioned at outermost, interior center bottom surface 6-6 and introversion inclined-plane 6-5 are not
It is in contact with the top surface of tray type structure vibration isolator lower part, bottom supporting surface 6-4 and tray type structure vibration isolator lower part
Plate top surface is affixed, and the center line of bottom supporting surface 6-4 should be overlapped with support center line.
A kind of vertical vibration isolation ball shaped steel bearing with tray type structure vibration isolator is set in vertical ball shaped steel bearing the top seat
In in the space that plate surrounds or space that vertical ball shaped steel bearing bottom seat board the surrounds or vertically any phase of ball shaped steel bearing
It between two seat boards faced, particularly relates to, the base plate 7(bottom of vertical ball shaped steel bearing is arranged in tray type structure vibration isolator 6
Seat board) below, the outer center top surface 6-1 of the upper surface of tray type structure vibration isolator 6 is contacted with base plate 7, the bottom branch of lower surface
Support face 6-4 is contacted with bridge pier, to increase the side plate limited on the lower surface of base plate 7, and side plate is surrounded with base plate 7 and is used for
The space for installing disc type structure of vibration isolation device has deflection gap, together between tray type structure vibration isolator 6 and the side plate of base plate 7
The top the upper base plate 1(seat board of vertical ball shaped steel bearing is arranged in reason, tray type structure vibration isolator 6) top, tray type structure vibration isolation
The outer center top surface 6-1 of the upper surface of device 6 is contacted with bridge bottom surface, and the bottom supporting surface 6-4 of lower surface is contacted with upper base plate 1,
To increase the side plate limited on the upper surface of upper base plate 1, side plate and upper base plate 1 are surrounded for installing disc type structure of vibration isolation device
Space, between tray type structure vibration isolator and the side plate of upper base plate 1 have deflection gap, similarly, tray type structure vibration isolator 6 is set
It sets between upper base plate 1 and middle seat board 3 or between lower seat board 5 and base plate 7, reserve installation disc type between adjacent seat board
The space of structure of vibration isolation device may also be arranged on other positions when not influencing its anti-vibration performance.
As shown in figure 3, tray type structure vibration isolator 6 is axially symmetric structure, optimal selection is tray type structure vibration isolator when overlooking
6 be circular, by taking tray type structure vibration isolator 6 is arranged in the space that base plate 7 surrounds as an example, makes tray type structure vibration isolator 6
Deflection gap is equipped between side 6-3 and the inner sidewall of base plate 7.The upper surface of tray type structure vibration isolator 6 is by being located at center
Outer center top surface 6-1 and flare inclined-plane 6-2 positioned at the outer periphery center top surface 6-1 form, outer center top surface 6-1 and lower seat board
5 bottom surfaces match and fit together, and the center line of outer center top surface 6-1 should be overlapped with support center line, flare inclined-plane 6-2 to
Lower inclination is not in contact with the bottom surface of lower seat board 5, and outer center top surface 6-1 can be isometric for circular top face, rectangular top surface by shape
Centrosymmetric plane, or the part of curved surface, corresponding lower seat board 5 being affixed with outer center top surface 6-1 is to match
Plane or curved surface, flare inclined-plane 6-2 tilt down, or using the plane with gradient, or the folding repeatedly bent
Face, or be smooth surface etc., as long as guaranteeing that flare inclined-plane 6-2 is not contacted with the bottom surface of lower seat board 5, only need tray type structure vibration isolation
The center of the top surface of device 6 is in contact with lower seat board 5.The lower surface of tray type structure vibration isolator 6 is by centrally located interior center bottom surface
6-6, it is formed with the interior center bottom surface 6-6 introversion inclined-plane 6-5 being connected and positioned at the bottom supporting surface 6-4 of outermost, interior center bottom
Face 6-6 and introversion inclined-plane 6-5 are not in contact with the top surface of base plate 7, the plate top surface phase of bottom supporting surface 6-4 and base plate 7
Patch, the center line of bottom supporting surface 6-4 should be overlapped with support center line.It is i.e. equal using the bottom surface in addition to the supporting surface 6-4 of bottom
The shape of the form not being in contact with base plate 7, interior center bottom surface 6-6 connected introversion inclined-plane 6-5 is indefinite, and plane can be used and add
The form of the conical surface is composed, and the form of generally curved surface can also be used.The part that bottom supporting surface 6-4 and base plate 7 are affixed
Preferably face contact contacts the fitting shape of formation as annular.
The top surface of the bottom supporting surface 6-4 and tray type structure vibration isolator lower part of tray type structure vibration isolator 6 is affixed place
Equipped with support skid 8, support skid 8 is nonmetallic slide plate, and smears lubricating grease, is arranged with tray type structure vibration isolator 6 in lower seat
For between plate 5 and base plate 7, the bottom supporting surface 6-4 of tray type structure vibration isolator 6 and the place of being affixed of 7 top surface of base plate are equipped with
Support skid 8.
Boss 10, boss 10 are correspondingly provided in lower part immediately below the interior center bottom surface 6-6 of tray type structure vibration isolator 6
Top surface and interior center bottom surface 6-6 between be equipped with vertical gap, the top surface size of boss 10 is less than interior center bottom surface 6-6 size.
Boss 10 is used under support overload situations be supported tray type structure vibration isolator 6, does not influence continuing to use for support.
Each face intersection of tray type structure vibration isolator 6 is chamfering, and stress is effectively reduced and increases fatigue behaviour.
Embodiment one
The vertical vibration isolation ball shaped steel bearing with tray type structure vibration isolator of one-way movable type, as shown in Figure 1, 2.It is main
It is made of upper base plate 1, middle seat board 3, lower seat board 5, tray type structure vibration isolator 6, base plate 7 and multiple friction pairs.Tray type structure every
Vibration device 6 is arranged in the space that base plate 7 surrounds, and tray type structure vibration isolator 6 is axially symmetric structure, tray type structure vibration isolator 6
Outer surface mainly have outer center top surface 6-1, flare inclined-plane 6-2, side 6-3, bottom supporting surface 6-4, introversion inclined-plane 6-5, it is interior in
The composition such as heart bottom surface 6-6.Deflection gap is equipped between the side 6-3 of tray type structure vibration isolator 6 and the inner sidewall of base plate 7,
Deflection gap is unaffected when deforming for 6 vertical applied force of tray type structure vibration isolator, meanwhile, also by radial limit, prevent
Tray type structure vibration isolator 6 moves horizontally.The outer center top surface 6-1 of disc type vibration isolator is to be bonded with lower 5 bottom surface of seat board, in binding face
The heart should be overlapped with support central axis, be set between the 7 center top surface bottom supporting surface 6-4 and base plate of tray type structure vibration isolator 6
There is support skid 8, it is lower support face that tray type structure vibration isolator 6, which only has bottom supporting surface 6-4,.It can be in tray type structure vibration isolator 6
Each interface at be arranged respective chamfered corners.
The lower section of the interior center bottom surface 6-6 of tray type structure vibration isolator 6, the central boss 10 equipped with base plate 7, central boss
Vertical gap is equipped between 10 top surface and the interior center bottom surface center 6-7 of tray type structure vibration isolator 6, which does not influence disc type
The stress deformation of structure of vibration isolation device 6 is not in contact in tray type structure 6 vertical deformation of vibration isolator with the top surface of central boss 10,
Optimal design form is that the center line of center boss 10 is overlapped with the interior center bottom surface 6-6 center line in tray type structure vibration isolator 6,
And the top surface of central boss 10 is sized to be slightly smaller than the size of the interior center bottom surface 6-6 of tray type structure vibration isolator 6.I.e. in base plate 7
The heart is equipped with certain thickness round boss 10, the interior rotary table disc 6-6 of this boss 10 and tray type structure vibration isolator 6 after support assembling
There are certain suitable vertical gaps, while the diameter outline of round boss 10 is less than the interior center of tray type structure vibration isolator 6
The diameter of bottom surface 6-6 can be configured as other structures plane or curved surface, as long as meeting support, such as rectangular, annular, long
Rectangular etc., the basin ring of base plate 7 encases tray type structure vibration isolator 6 completely, and there are certain intervals.
Support skid 8 is equipped between the bottom supporting surface 6-4 and base plate 7 of tray type structure vibration isolator 6, ring can be used in slide plate
Shape nonmetallic slide plate is equipped with lubricating grease when using nonmetallic slide plate between nonmetallic slide plate and annular surface.
As shown in Figure 1, being provided with planar slide friction pair 2 between the upper base plate 1 and middle seat board 3 of the support；Middle seat board 3 with
Spherical surface friction pair 4 is provided between lower seat board 5；Guiding friction pair 9 is provided between upper base plate 1 and lower seat board 5；On base plate 7
Surface inserting has nonmetallic slide plate, and tray type structure vibration isolator 6 is between lower seat board 5 and nonmetallic slide plate.Upper base plate 1 and middle seat
The bottom of plate 3 is respectively welded plane/guiding, spherical surface stainless steel slide plate, and middle seat board 3 and lower 5 surface of seat board are inlaid with cunning respectively
Dynamic, spherical surface/guiding nonmetallic slide plate.Planar slide friction pair 2, spherical surface friction pair 4 and guiding friction pair 9 include stainless respectively
Steel and nonmetallic slide plate, planar slide friction pair 2 and spherical surface rub the vertical carryings of secondary 4 shared supports, sliding and vertically
Rotating function, guiding friction pair 9 undertake horizontal force transmitting effect.
The one-way movable type that the present embodiment provides have tray type structure vibration isolator vertical vibration isolation ball shaped steel bearing, by
On the basis of normal ball shaped steel bearing, increase a tray type structure vibration isolator 6, support skid 8 and base plate 7.In vertical load
Under, tray type structure vibration isolator 6 generates certain vertical elastic deformation, while the support skid 8 with lubricating function of lower part and
The coefficient of friction of 6 bottom of tray type structure vibration isolator is very small, can preferably discharge the radial deformation generated by vertical force, more
The vertical deformation of good guarantee tray type structure vibration isolator 6 and elasticity capacity, effectively reduce the whole vertical rigidity of support, make support
Dominant frequency of the vertical fundamental frequency far from holder top structural vibration, to realize the vertical vibration isolation function of holder top structure.Support
In 6 comparison with standard of tray type structure vibration isolator disc spring, vertical bearing capacity is significantly increased, meets support well and vertically carry greatly
Demand；Meanwhile done chamfered on the interface of 6 structure of tray type structure vibration isolator, the stress level being effectively reduced and
Increase fatigue behaviour.7 intermediate lands 10 of base plate setting in support, i.e., realize hard contact under support overload situations, guarantee
The normal vertical bearing capacity of support, does not influence the performance of support normal function.Support base plate 7 and tray type structure vibration isolator 6
It is reserved with certain interval, adapts to the radial deformation that tray type structure vibration isolator 6 is generated due to vertically compressing.
Embodiment two
The vertical vibration isolation hyperboloid ball-type with tray type structure vibration isolator for providing one-way movable type subtracts shock insulation bridle iron, such as
Fig. 4, shown in 5.Its mainly by upper base plate 1, middle seat board 3, lower seat board 5, tray type structure vibration isolator 6, base plate 7 and limit plate 11 with
And the secondary composition of multiple frictions.Tray type structure vibration isolator 6 is arranged in the space that base plate 7 surrounds, and tray type structure vibration isolator 6 is axis
Mainly there are outer center top surface 6-1, flare inclined-plane 6-2, side 6-3, bottom in symmetrical structure, the outer surface of tray type structure vibration isolator 6
The composition such as supporting surface 6-4, introversion inclined-plane 6-5, interior center bottom surface 6-6.The side 6-3 of tray type structure vibration isolator 6 and base plate 7
Deflection gap is equipped between inner sidewall, deflection gap is unaffected when deforming for 6 vertical applied force of tray type structure vibration isolator,
Meanwhile also being prevented tray type structure vibration isolator 6 from moving horizontally by radial limit.The outer center top surface 6-1 of disc type vibration isolator is under
The fitting of 5 bottom surface of seat board, the center of binding face should be overlapped with support central axis, the bottom supporting surface 6-4 of tray type structure vibration isolator 6
Support skid 8 is equipped between 7 center top surface of base plate, it is lower support that tray type structure vibration isolator 6, which only has bottom supporting surface 6-4,
Face.Respective chamfered corners can be set at each interface of tray type structure vibration isolator 6.
The lower section of the interior center bottom surface 6-6 of tray type structure vibration isolator 6, the central boss 10 equipped with base plate 7, central boss
Vertical gap is equipped between 10 top surface and the interior center bottom surface center 6-7 of tray type structure vibration isolator 6, which does not influence disc type
The stress deformation of structure of vibration isolation device 6 is not in contact in tray type structure 6 vertical deformation of vibration isolator with the top surface of central boss 10,
Optimal design form is that the center line of center boss 10 is overlapped with the interior center bottom surface 6-6 center line in tray type structure vibration isolator 6,
And the top surface of central boss 10 is sized to be slightly smaller than the size of the interior center bottom surface 6-6 of tray type structure vibration isolator 6.I.e. in base plate 7
The heart is equipped with certain thickness round boss 10, the interior rotary table disc 6-6 of this boss 10 and tray type structure vibration isolator 6 after support assembling
There are certain suitable vertical gaps, while the diameter outline of round boss 10 is less than center bottom in tray type structure vibration isolator 6
The diameter of face 6-6 can be configured as other structures plane or curved surface, as long as meeting support, such as rectangular, annular, rectangular
The basin ring of shape etc., base plate 7 encases tray type structure vibration isolator 6 completely, and there are certain intervals.
Support skid 8 is equipped between the bottom supporting surface 6-4 and base plate 7 of tray type structure vibration isolator 6, ring can be used in slide plate
Shape nonmetallic slide plate is equipped with lubricating grease when using nonmetallic slide plate between nonmetallic slide plate and annular surface.
As shown in figure 4, being provided with spherical surface sliding friction pair 2 between the upper base plate 1 and middle seat board 3 of the support；Middle seat board 3
Lower peripheral surface friction pair 4 is provided between lower seat board 5；Guiding friction pair 9 is provided between upper base plate 1 and base plate 7；Base plate
7 upper surfaces are inlaid with nonmetallic slide plate, and tray type structure vibration isolator 6 is between lower seat board 5 and nonmetallic slide plate.1 He of upper base plate
The bottom of middle seat board 3 is respectively welded spherical surface, guiding stainless steel slide plate, and middle seat board 3 and lower 5 surface of seat board are inlaid with spherical surface respectively
Sliding, guiding nonmetallic slide plate.Upper spherical surface sliding friction pair 2, lower peripheral surface friction pair 4 and guiding friction pair 9 include not respectively
Rust steel and nonmetallic slide plate, the vertical carrying of upper spherical surface sliding friction pair 2 and the secondary 4 shared supports of lower peripheral surface friction, level
Sliding and subtracts shock insulation function at vertical rotating, and guiding friction pair 9 undertakes horizontal force transmitting effect.
There is the one-way movable type that the present embodiment provides the vertical vibration isolation hyperboloid ball-type of tray type structure vibration isolator to subtract shock insulation
Bridle iron, by the basis of normal hyperboloid ball-type subtracts shock insulation bridle iron, increasing a tray type structure vibration isolator 6, support
Slide plate 8 and base plate 7.Under vertical load, tray type structure vibration isolator 6 generates certain vertical elastic and deforms, while lower part
The annular nonmetallic slide plate 8 of support with lubricating function and the coefficient of friction of 6 bottom of tray type structure vibration isolator are very small, can be compared with
The radial deformation that good release is generated by vertical force preferably guarantees vertical deformation and the elasticity energy of tray type structure vibration isolator 6
Power effectively reduces the whole vertical rigidity of support, makes the vertical fundamental frequency of support far from the dominant frequency of holder top structural vibration, thus
Realize the vertical vibration isolation function of holder top structure.The disc spring of 6 comparison with standard of tray type structure vibration isolator in support, it is vertical to carry
Power is significantly increased, and meets the needs of support vertically carries greatly well；Meanwhile in the interface of 6 structure of tray type structure vibration isolator
On done chamfered, the stress level being effectively reduced and increase fatigue behaviour.7 intermediate lands 10 of base plate in support are set
It sets, i.e., realizes hard contact under support overload situations, guarantee the normal vertical bearing capacity of support, do not influence support normal function
Performance.It is reserved with certain interval between support base plate 7 and the bottom surface of tray type structure vibration isolator 6, adapts to tray type structure vibration isolation
The radial deformation that device 6 is generated due to vertically compressing.Support has simultaneously horizontally subtracts shock insulation function, when seismic force is more than limit
When the horizontal limeit power of position plate 11, limit plate 11, which is cut, to be destroyed, and upper base plate 1 is in the former constraint release for limiting direction, by two
Spherical surface friction pair 2 and 4 extends the shock insulation period of superstructure, while friction energy-dissipating realization subtracts shock insulation function.
The above is only the preferred embodiment of the utility model, the utility model is not limited to or limited.For this
For the research in field or technical staff, various modifications and changes may be made to the present invention.All spirit in the utility model
Within principle, any modification, equivalent replacement, improvement and so on should be included in the protection model that the utility model is stated
Within enclosing.
Claims (5)
1. a kind of vertical vibration isolation ball shaped steel bearing with tray type structure vibration isolator, it is characterised in that: tray type structure vibration isolator (6)
The sky that in the space that vertical ball shaped steel bearing the top seat board surrounds or vertical ball shaped steel bearing bottom seat board surrounds is set
Between the interior or vertical any two adjacent seat boards of ball shaped steel bearing, tray type structure vibration isolator (6) is axially symmetric structure, makes disk
Between the side (6-3) of formula structure of vibration isolation device (6) and the seat board inner sidewall of present position be equipped with deflection gap, tray type structure every
The upper surface of vibration device (6) is by centrally located outer center top surface (6-1) and positioned at the flare inclined-plane of outer center top surface (6-1) periphery
The bottom surface of (6-2) composition, outer center top surface (6-1) and tray type structure vibration isolator upper part matches and fits together, outside
The center line of center top surface (6-1) should be overlapped with support center line, flare inclined-plane (6-2) tilt down not with tray type structure vibration isolation
The bottom surface of device upper part is in contact, the lower surface of tray type structure vibration isolator (6) by centrally located interior center bottom surface (6-6),
The introversion inclined-plane (6-5) being connected with interior center bottom surface (6-6) and bottom supporting surface (6-4) composition positioned at outermost, interior center
Bottom surface (6-6) and introversion inclined-plane (6-5) are not in contact with the top surface of tray type structure vibration isolator lower part, bottom supporting surface (6-
4) plate top surface with tray type structure vibration isolator lower part is affixed, and the center line of bottom supporting surface (6-4) should be with support center
Line is overlapped.
2. a kind of vertical vibration isolation ball shaped steel bearing with tray type structure vibration isolator as described in claim 1, it is characterised in that:
The bottom supporting surface (6-4) of tray type structure vibration isolator (6) and being affixed for the top surface of tray type structure vibration isolator lower part
Place is equipped with support skid (8).
3. a kind of vertical vibration isolation ball shaped steel bearing with tray type structure vibration isolator as claimed in claim 2, it is characterised in that:
The support skid (8) is to smear lubricating grease nonmetallic slide plate.
4. a kind of vertical vibration isolation ball shaped steel bearing with tray type structure vibration isolator as described in claim 1, it is characterised in that:
Be correspondingly provided with boss (10) in lower part immediately below the interior center bottom surface (6-6), the top surface of boss (10) and it is interior in
Vertical gap is equipped between heart bottom surface (6-6), the top surface size of boss (10) is less than interior center bottom surface (6-6) size.
5. a kind of vertical vibration isolation ball shaped steel bearing with tray type structure vibration isolator as described in claim 1, it is characterised in that:
Each face intersection of the tray type structure vibration isolator (6) is chamfering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821156603.0U CN208749901U (en) | 2018-07-20 | 2018-07-20 | A kind of vertical vibration isolation ball shaped steel bearing with tray type structure vibration isolator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821156603.0U CN208749901U (en) | 2018-07-20 | 2018-07-20 | A kind of vertical vibration isolation ball shaped steel bearing with tray type structure vibration isolator |
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| Publication Number | Publication Date |
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| CN208749901U true CN208749901U (en) | 2019-04-16 |
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|---|---|---|---|
| CN201821156603.0U Withdrawn - After Issue CN208749901U (en) | 2018-07-20 | 2018-07-20 | A kind of vertical vibration isolation ball shaped steel bearing with tray type structure vibration isolator |
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| Country | Link |
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| CN (1) | CN208749901U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108730394A (en) * | 2018-07-20 | 2018-11-02 | 洛阳双瑞特种装备有限公司 | A kind of vertical vibration isolation ball shaped steel bearing with tray type structure vibration isolator |
| CN110360404A (en) * | 2019-07-23 | 2019-10-22 | 焦雷 | Water conservancy projects is with stablizing support equipment |
-
2018
- 2018-07-20 CN CN201821156603.0U patent/CN208749901U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108730394A (en) * | 2018-07-20 | 2018-11-02 | 洛阳双瑞特种装备有限公司 | A kind of vertical vibration isolation ball shaped steel bearing with tray type structure vibration isolator |
| CN110360404A (en) * | 2019-07-23 | 2019-10-22 | 焦雷 | Water conservancy projects is with stablizing support equipment |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190416 Effective date of abandoning: 20191206 |
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| AV01 | Patent right actively abandoned |