Invention content
The purpose of this utility model is that it for the non-refractory existing for pair that rubs in existing bridge pad, easily reduces and rubs
The problems such as wiping secondary efficiency, provides a kind of bridge vibration absorption and isolation support.
To achieve the above object, institute is the utility model using technical solution:A kind of bridge vibration absorption and isolation support, including
Upper bracket plate component, spherical crown and lower support plate component, the upper bracket plate component top and lower support plate component bottom difference
Anchorage rod iron is provided with, wearing plate on HSM is provided between the upper bracket plate component bottom and spherical crown upper surface, it is described
It is provided with wearing plate under HSM between spherical crown lower end spherical surface and lower support plate component, wearing plate and upper bracket plate group on the HSM
Part forms friction pair, and wearing plate forms lower friction pair with lower support plate component under the HSM.
Compared with prior art, the beneficial effects of the utility model are:
1st, stable friction performance.The friction pair frictional property that HSM wear-resistant materials are formed with bearing connecting plate in the utility model
It can stablize, and without coating silicone grease, surface of friction pair cleaning, stable friction performance can be kept.
2nd, HSM material properties are superior, and compressive resistance is high, and more than 220N/mm2 ensure that the load-bearing capacity of bearing;In addition,
In the case where bearing equal vertical load, using this wear-resistant material, the secondary pressure-bearing projected area of composition friction and bearer can be reduced
Volume has saved raw material, and has saved installation space;And HSM density of material is small, and under equal load-up condition, what is used is resistance to
It is smaller to grind material weight, bearing dead weight can be reduced.
Description of the drawings
Fig. 1 is the spherical bearing structure diagram in embodiment one in the utility model.
Fig. 2 is three curved surface friction pendulum support structure diagrams in embodiment two in the utility model.
Fig. 3 is the hyperboloid friction pendulum support structure diagram in embodiment three in the utility model.
Fig. 4 is the double curved surface support structure diagram of the railroad bridge in example IV in the utility model.
Fig. 5 is the Column face bearing structure diagram in embodiment five in the utility model.
In figure, upper bracket plate component 1, the upper wearing plates 2 of HSM, spherical crown 3, wearing plate 4 under HSM, lower support plate component 5, upper ball
Hat 6, lower spherical crown 7, HSM rotation wearing plates 8, anchorage rod iron 9, shear pin 10, connecting plate component 11, dust-proof baffle assembly 12 are hung
Loading board 13, foundation bolt component 14, position block 15, pushing tow stent 16.
Specific embodiment
The utility model is described in further detail below in conjunction with description of the drawings and specific embodiment.
Referring to Fig. 1 to Fig. 5, a kind of bridge vibration absorption and isolation support, including upper bracket plate component 1, spherical crown 3 and lower support plate component
5;1 top of upper bracket plate component and 5 bottom of lower support plate component is respectively arranged with anchorage rod iron 9.The upper bracket
Wearing plate 2 on HSM, the 3 lower end spherical surface of spherical crown and lower support plate are provided between 3 upper surface of 1 bottom of plate component and spherical crown
Wearing plate 4 under HSM are provided between component 5;Wearing plate 2 forms secondary, the institute that rubs with upper bracket plate component 1 on the HSM
Wearing plate 4 forms lower friction pair with lower support plate component 5 under the HSM stated, i.e., HSM wearing plates are connected to be formed with bearing connecting plate
Act on the support friction pair in bridge pad.
HSM material properties are superior, and compressive resistance is high, and contact reaches more than 220N/mm2, ensure that this spherical crown bearing
Load-bearing capacity;Also, HSM wear-resistant materials have excellent processing performance, and hardness is moderate, are suitble to mechanical processing, are suitable for not
The processing of same shape, different size wearing plates;And weather resistance is stablized, the severes corrosion region such as applicable coastal, particular surroundings
Domain.Therefore the utility model friction pair has the characteristics that corrosion-resistant, non-maintaining, long lifespan, and service life can be more than 50 years;Together
When, the stable friction factor under 3 lower peripheral surface of spherical crown and HSM between wearing plate 4 is suitble to vibration absorption and isolation support applying working condition.
Referring to Fig. 1, specifically, this bridge vibration absorption and isolation support is spherical bearing, i.e., by HSM wearing plates and bearing connecting plate shape
Into friction pair be applied to spherical bearing in, the spherical bearing include upper bracket plate component 1, the upper wearing plates 2 of HSM, spherical crown 3,
Wearing plate 4 and lower support plate component 5 under HSM, wearing plate 4 is HSM spherical shape wearing plates under HSM herein;The friction pair packet
Include 5 groups of upper friction pair, HSM spherical shapes wearing plate and lower support plate component being made of wearing plate on HSM 2 and upper bracket plate component 1
Into spherical surface rub it is secondary.The upper wearing plates 2 of HSM are arranged between 1 bottom of 3 upper surface of spherical crown and upper bracket plate component, and HSM is upper wear-resisting
2 part of plate is in spherical crown 3;The HSM spherical shape wearing plates are arranged on 3 lower end spherical surface of spherical crown and lower support plate component 5
Between concave spherical surface.
Referring to Fig. 2, specifically, this bridge vibration absorption and isolation support is three curved surface friction pendulum supports, i.e., by HSM wearing plates and bearing
The friction pair that connecting plate is formed is applied in three curved surface friction pendulum supports, the friction pair include on HSM wearing plate 2 with it is upper
Upper friction that support plate component 1 forms is secondary, HSM rotation wearing plates 8 and upper 6 lower face of spherical crown composition pivoting friction pair, under HSM
The spherical surface friction that wearing plate 4 is formed with lower support plate component 5 is secondary.In upper spherical crown 6, HSM turns upper 2 parts of wearing plate of HSM
Dynamic 8 part of wearing plate is in upper spherical crown 6, and lower 4 part of wearing plate is in lower spherical crown 7.
Referring to Fig. 3, specifically, this bridge vibration absorption and isolation support is hyperboloid friction pendulum support, i.e., by HSM wearing plates and bearing
The friction pair that connecting plate is formed is applied in hyperboloid friction pendulum support, the friction pair include on HSM wearing plate 2 with it is upper
The spherical surface friction that upper friction that support plate component 1 forms is secondary, wearing plate 4 is formed with lower support plate component 5 under HSM is secondary.HSM is upper resistance to
2 part of nog plate wearing plate 4 under 3 top of spherical crown, HSM is located at 3 lower section of spherical crown.
Referring to Fig. 4, specifically, this bridge vibration absorption and isolation support is double curved surface support, i.e., by HSM wearing plates and bearing connecting plate
The friction pair of formation is applied in double curved surface support, and the friction pair includes wearing plate 2 and upper bracket plate component 1 on HSM
The spherical surface friction that the upper friction of composition is secondary, wearing plate 4 is formed with lower support plate component 5 under HSM is secondary.Upper 2 parts of wearing plate of HSM
Above spherical crown 3, wearing plate 4 is located at 3 lower section of spherical crown under HSM.
Referring to Fig. 5, specifically, this bridge vibration absorption and isolation support is Column face bearing, i.e., by HSM wearing plates and bearing connecting plate shape
Into friction pair be applied to Column face bearing in, the friction pair includes wearing plate 2 on HSM and is formed with upper bracket plate component 1
The spherical surface friction that upper friction is secondary, wearing plate 4 is formed with lower support plate component 5 under HSM it is secondary.Upper 2 parts of wearing plate of HSM are embedded in
Above spherical crown 3, wearing plate 4 is located at 3 lower section of spherical crown under HSM.
Friction pair in the utility model has the characteristics that corrosion-resistant, non-maintaining, long lifespan, and service life can be more than 50
Year.HSM material properties are superior, and compressive resistance is high, and contact reaches more than 220N/mm2, ensure that the load-bearing of this spherical crown bearing
Ability;Meanwhile the stable friction factor in this bearing under 3 lower peripheral surface of spherical crown and HSM between wearing plate 4, it is suitble to vibration absorption and isolation support
Applying working condition.Also, HSM wear-resistant materials have excellent processing performance, and hardness is moderate, are suitble to mechanical processing, are suitable for difference
The processing of shape, different size wearing plates;And weather resistance is stablized, the severes corrosion area such as applicable coastal, particular surroundings.
The above content is combine specific preferred embodiment further detailed description of the utility model, it is impossible to
Assert that the specific implementation of the utility model is confined to these explanations.For the ordinary skill of the utility model technical field
For personnel, without departing from the concept of the premise utility, several simple deduction or replace, above structure can also be made
The scope of protection of the utility model should be all considered as belonging to.