- 材质:
- 铸钢
- 承载力:
- 1100
- 价格:
- 300
Movable spherical steel bearing
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Movable spherical steel bearing
It is a product of first-class national standard quality that our company strongly recommends. Movable spherical steel bearing
Good quality bridge bearing. Movable spherical steel bearing
Finished product manufacturer has a great price and is on sale.
1. Movable spherical steel bearing
Product features
The novel and unique structure of the two-way movable spherical steel bearing. The rotating bar structure improves the rotation and stress performance of the bearing. The ball is coated with stainless steel. The crown rotation surface improves the rotation performance of the bearing.
Excellent material The wear-resistant material uses modified ultra-high molecular weight polyethylene, which improves the wear resistance, sliding performance and service life of the bearing. The use of high-quality materials increases the design surface pressure and reduces the size of the bearing. The weight is reduced and the project cost is reduced.
Easy to install. The auxiliary components are flexibly designed and use sleeves and anchor bolts to connect to the piers and beams, making it easy to install and maintain.
2. Movable spherical steel bearing
Technical performance
Movable spherical steel bearing
Vertical bearing capacity
This series of bearings are designed according to the design requirements. The bearing capacity is divided into levels
,
,
,
Horizontal bearing capacity
Fixed bearing, two-way movable spherical steel bearing, one-way movable bearing The design horizontal bearing capacity in the non-movable direction is divided into three levels
Type (I) (ordinary type) design horizontal bearing capacity is the vertical bearing capacity of the support
Type (II) (seismic type) design horizontal bearing capacity The force is the vertical bearing capacity of the support
(III) type (seismic type) design horizontal bearing capacity is the vertical bearing capacity of the support
3. Movable spherical steel bearing
Features
, can withstand vertical loads
, has the performance of resisting vertical tension, ensuring that the upper and lower structures are not disconnected during vertical earthquakes
, has the performance of resisting horizontal forces, ensuring that the structure will not be disconnected during horizontal earthquakes Does not fall off
, can adapt to radial and circumferential displacement requirements
, can adapt to angle requirements in any direction
, the shock-absorbing support has good shock-absorbing performance
, passed The force is transmitted on the spherical surface, and there is no force necking phenomenon. The reaction force acting on the upper and lower structures is relatively uniform
. There is no need for rubber to bear pressure. There is no impact of rubber aging on the support, and the service life is long.
, compact and lightweight, lighter in weight than the basin-type rubber bearing with the same reaction force, and lighter in weight than other ball seats with the same reaction force.
The corrosion resistance is greatly enhanced and can be used in harsh environments such as ocean atmosphere and splash zone.
The rotation process of the support is realized through the sliding of the spherical PTFE plate. The rotation torque is small, and the rotation torque is only related to the spherical radius of the support and the friction coefficient of the PTFE plate, and is related to the rotation angle of the support. Regardless of size, it is especially suitable for large angle requirements. The design support angle can reach
. The investment is a one-time investment, while the investment in the rubber bearing is multiple times and the replacement cost is expensive, and sometimes it cannot even be replaced. If the design service life of the building is years, if the rubber bearing is used during the service period, it must be replaced at least times. The labor cost, material cost, repair cost after the ceiling is damaged, etc. for each replacement add up to at least the universal rotating spherical hinge bearing. The rotational release of the rubber bearing is more complete than that of the rubber bearing. The rotational release of the rubber bearing takes into account compression and tensile deformation, while the rotation of the rubber bearing is the rotation of the sphere.
The environment is polluted during the refining, processing and use of rubber. However, the universal rotating ball hinge bearing does not have this problem and can be recycled. It is environmentally friendly and can be said to be a green bearing.
The products used in the product have a small friction coefficient, do not age, and can withstand low temperatures up to ℃, ensuring the universal flexibility of the bearing rotation and its application in cold northern areas.