CN201162178Y

CN201162178Y - Gradient-adjusting support of bridge

Info

Publication number: CN201162178Y
Application number: CNU2008200764852U
Authority: CN
Inventors: 苗卫国; 魏存杰; 田建德; 李金宝; 刘保权
Original assignee: HENGSHUI RUBBER CO Ltd
Current assignee: HENGSHUI RUBBER CO Ltd
Priority date: 2008-03-10
Filing date: 2008-03-10
Publication date: 2008-12-10
Anticipated expiration: 2018-03-10

Abstract

The utility model belongs to the technical field of bridge supporting saddle, and discloses a bridge gradient-adjustable supporting saddle, which has the main technical properties that the bridge gradient-adjustable supporting saddle comprises a bottom basin and a rubber plate that is arranged inside the bottom basin, and is characterized in that the upper part of the rubber plate is provided with a positioning lining plate that is higher than the edge of the basin; the upper part of the positioning lining plate is provided with a rotating lining plate; the positioning lining plate is contacted with the rotating lining plate in spherical-surface way. With the structure, the angle between the positioning lining plate and the rotating lining plate can be ensured to be adjusted according to the gradient of the bridge body during the construction, so that the bridge body is contacted with the upper end surface of the supporting saddle in plane way, thereby preventing the dropping of the bridge body. With the supporting saddle, the construction procedures become simpler, the cost of the bridge is reduced, the bridge gradient-adjustable supporting saddle for the bridge with random gradient in different directions can be constructed, and the supporting saddle is applicable to different bridges.

Description

A kind of bridge supertronic bearing

Technical field

The utility model relates to a kind of bridge pad, relates in particular to a kind of bridge supertronic bearing.

Background technology

In the bridge construction process, because bridge often has certain gradient, use present benzvalene form bridge pad a upper surface to be set and be the voussoir of lower surface, inclined-plane, could guarantee that like this active force of beam body vertically acts on the bridge pier as horizontal plane at upper surface of support or beam body soffit.But, because the beam body is huger, therefore do in the process in the beam system, error is bigger, be difficult to guarantee that beam body soffit is face with voussoir upper surface or voussoir soffit with upper surface of support and contacts, and often become the line contact, the beam body portion is come to nothing, cause the upper surface of support discontinuity, reduce the application life of bearing.And, in work progress, earlier pot bearing is arranged on the bridge pier, guarantee that the voussoir that is arranged under the beam body just in time is placed on upper surface of support, the beam body is not come to nothing, like this, cause difficulty of construction to strengthen complex procedures.

The utility model content

The technical problem that the utility model solves just provide a kind of process facility, working procedure simple, can build the bridge supertronic bearing that a plurality of directions have gradient bridge.

For solving the problems of the technologies described above, the technical scheme that a kind of bridge supertronic of the utility model bearing adopts is: comprise end basin and the rubber tile that is positioned at basin of the described end, be provided with the location liner plate that exceeds the basin edge on described rubber tile top, be provided with the rotation liner plate on liner plate top, described location, be the sphere contact between described location liner plate and the described rotation liner plate.

Its additional technical feature is: liner plate upper end in described location is epirelief sphere, the last concave spherical surface that described rotation liner plate is complementary for the epirelief sphere with described location liner plate;

Liner plate upper end in described location be the sphere of indent, described rotation liner plate lower end be with described location liner plate be the following protruding sphere that interior concave spherical surface is complementary;

The contact surface of described location liner plate and described rotation liner plate has certain roughness;

Upper surface at described rotation liner plate is provided with holddown groove, is provided with flat runner in this holddown groove, is provided with the basin lid that the lower surface has corrosion resistant plate above the flat runner at this.

A kind of bridge supertronic bearing provided by the utility model, compared with prior art, have the following advantages: one, owing to be provided with the location liner plate that exceeds the basin edge on described rubber tile top, be provided with the rotation liner plate on liner plate top, described location, be the sphere contact between described location liner plate and the described rotation liner plate, during construction, the end basin that is provided with the location liner plate is fixed on the bridge pier, according to the needs of the beam body gradient, rotate liner plate, guarantee that the upper surface of this bearing contacts with beam body soffit face, so just simplify working procedure widely, reduced the construction cost of bridge; Its two owing to have certain roughness, after bridge construction is finished, under the effect of external force, make location liner plate and rotating between the liner plate no longer relatively rotate at the contact surface of described location liner plate and described rotation liner plate; They are three years old, owing to be provided with holddown groove in the upper surface of described rotation liner plate, in this holddown groove, be provided with flat runner, this flat runner is provided with the basin lid that the lower surface has corrosion resistant plate, make under the situation of variations in temperature, earthquake or the influence of other external force, relative slip can take place with respect to bridge pier in beam body within the specific limits, prevents to cause bearing to damage.

Description of drawings

Fig. 1 is the structural representation of a kind of bridge supertronic of the utility model bearing;

Fig. 2 is the structural representation of the bridge supertronic bearing of concave spherical surface under on the liner plate of location being;

Fig. 3 is the slidably structural representation of bridge supertronic bearing of top.

The specific embodiment

Be described further below in conjunction with the concrete structure and the principle of the drawings and specific embodiments a kind of bridge supertronic bearing provided by the utility model.

As shown in Figure 1, a kind of bridge supertronic bearing provided by the utility model comprises end basin 1, be provided with rubber tile 2 in end basin 1 interior bottom portion, be placed with location liner plate 3 on rubber tile 2 tops, location liner plate 3 is made by metal material, and location liner plate 3 comprises liner plate bottom, columniform location 31 and location liner plate head 32, and location liner plate head 32 is the spherical crown shape of epirelief, liner plate bottom, location 31 and location liner plate head 32 can be processed by integral material, also can weld together.Be provided with rotation liner plate 4 on liner plate 3 tops, location, the soffit that rotates liner plate 4 is last concave spherical surface, rotates the last concave spherical surface of liner plate 4 and the epirelief spherical crown surface of location liner plate head 32 and is complementary.Certainly, location liner plate 3 and rotation liner plate 4 also can be as shown in Figure 2, rotating liner plate 4 comprises columniform rotation liner plate base portion 41 and rotates liner plate head 42, rotate liner plate base portion 41 and be positioned at the top of rotating liner plate head 42, rotate liner plate head 42 and be following protruding spherical crown shape, the upper surface of location liner plate 3 is recessed sphere, and the recessed sphere of location liner plate 3 upper surfaces is complementary with the following protruding spherical crown surface that rotates liner plate head 42.The contact surface of location liner plate 3 upper surfaces and the soffit that rotates liner plate 4 contacts for the sphere that rotates mutually.Like this, when the mounting rail body,, adjust location liner plate 3 and rotate relative angle between the liner plate 4, just can guarantee that beam body soffit contacts with the upper surface face of rotation liner plate 4, prevented from effectively that the beam body from coming to nothing to cause damage bearing according to the gradient of beam body.

Installing Liang Tihou,, making the contact surface of locating liner plate 3 and rotating between the liner plate 4 have certain roughness in order to prevent under the situation of variations in temperature, earthquake or the influence of other external force, to cause location liner plate 3 and rotate rotation between the liner plate 4.

In variations in temperature, under the situation of earthquake or the influence of other external force, can guarantee that the beam body slides relatively, be provided with holddown groove 43 in the upper surface of rotating liner plate 4, in this holddown groove 43, be provided with the flat runner 44 that exceeds holddown groove 43 edges, be provided with the basin lid 46 that the lower surface has corrosion resistant plate 45 in the upper end of flat runner 44, flat runner 44 is made for tetrafluoro plate or other are wear-resisting and slide coefficient is less other materials, like this, under the effect that external force is arranged, less between flat runner 44 and the corrosion resistant plate 45 owing to friction factor, under the situation of power effect outside, can guarantee relative slip between flat runner 44 and the corrosion resistant plate 45, prevent that bearing from damaging.

Claims

1, a kind of bridge supertronic bearing, comprise end basin and the rubber tile that is positioned at basin of the described end, it is characterized in that: be provided with the location liner plate that exceeds the basin edge on described rubber tile top, be provided with the rotation liner plate on liner plate top, described location, be the sphere contact between described location liner plate and the described rotation liner plate.

2, a kind of bridge supertronic bearing as claimed in claim 1 is characterized in that: liner plate upper end in described location is epirelief sphere, the last concave spherical surface that described rotation liner plate is complementary for the epirelief sphere with described location liner plate.

3, a kind of bridge supertronic bearing as claimed in claim 1 is characterized in that: described location liner plate upper end be the sphere of indent, described rotation liner plate lower end be with described location liner plate be the following protruding sphere that interior concave spherical surface is complementary.

4, as claim 1,2 or 3 described a kind of bridge supertronic bearings, it is characterized in that: the contact surface of described location liner plate and described rotation liner plate has certain roughness.

5, as claim 1,2 or 3 described a kind of bridge supertronic bearings, it is characterized in that: the upper surface at described rotation liner plate is provided with holddown groove, in this holddown groove, be provided with flat runner, be provided with the basin lid that the lower surface has corrosion resistant plate above the flat runner at this.