CN202492797U

CN202492797U - Anti-drawing height adjusting spherical bearing

Info

Publication number: CN202492797U
Application number: CN2012201178328U
Authority: CN
Inventors: 罗勇欢; 夏俊勇; 李世珩; 胡宇新; 周函宇
Original assignee: Zhuzhou Times New Material Technology Co Ltd
Current assignee: Zhuzhou Times New Material Technology Co Ltd
Priority date: 2012-03-27
Filing date: 2012-03-27
Publication date: 2012-10-17
Anticipated expiration: 2022-03-27

Abstract

The utility model discloses an anti-drawing height adjusting spherical bearing, which comprises an upper bearing plate, a spherical crown lining plate, a biconcave lining plate and a piston type lower seat plate, wherein the upper bearing plate is pressed on the spherical crown lining plate, a spherical crown surface of the spherical crown lining plate is arranged on the biconcave lining plate and slides along a spherical surface; the biconcave lining plate is sheathed on the piston type lower seat plate; the upper part of the biconcave lining plate is a concave spherical surface, and the lower part of the biconcave lining plate comprises a cylindrical structure; the anti-drawing height adjusting spherical bearing is characterized in that a circle of extending ring is arranged on the outer edge of the upper bearing plate, the upper part of the biconcave lining plate comprises an extending part, the extending ring is sheathed out of the extending part of the biconcave lining plate, an anti-drawing plate is arranged on the bottom surface of the extending ring, and the anti-drawing plate is reversely buckled below the extending part of the biconcave lining plate, so that the extending part of the biconcave lining plate is clamped in a clamping groove formed by the extending ring of the upper bearing plate and the anti-drawing plate so as to form an anti-drawing structure. The anti-drawing height adjusting spherical bearing, provided by the utility model, has the advantages of simple structure, safe use and strong popularization, and is particularly suitable for coastal windy areas with poor geology.

Description

Anti-pulling is heightened spherical bearing

Technical field

The utility model relates to the modular construction in a kind of bridge or the building structure, and the anti-pulling that relates to specifically in a kind of bridge or the building structure is heightened spherical bearing.

Background technology

In bridge or building structure; For horizontal movement, the corner of acclimatization influence (like variations in temperature, pressure liftable etc.) and inhomogeneous generation such as stressed and subtract the vibration isolation demand; Need erection support that the counter-force of superstructure is passed to substructure reliably, thereby alleviate and eliminate the influence of the distortion of superstructure substructure.Require to make to possess the bearing that bears vertical bearing capacity, has rotating property and horizontal movement performance generally speaking.In most cases, conventional spherical bearing has possessed above function and can satisfy the needs of engineering design.But in some cases, particularly in coastal location, strata structure is frequent than weakness and wind effect, and indivedual fulcrums can pulling force occur or architecture basics descends, and at this moment will propose the anti-pulling performance and heighten performance demands bearing.The bearing that has the anti-pulling performance at present; Owing to do not have the function of heightening; Be easy to make the anti-pulling structure frequently stressed, and the relative displacement that can produce vertical direction during the two-part up and down excesssive gap of bearing, in the anti-pulling transfer process, be easy to generate shock loading; Bearing is prone to produce destruction, thereby greatly reduces the safe handling and the application life of bearing.Obvious conventional spherical bearing is not had an anti-pulling performance, does not have the performance of heightening simultaneously yet.In this case, a kind of simple, convenient and anti-pulling bearing that have the function heightened reliably just seems extremely important.

The utility model content

The problem that the utility model will solve just provides a kind of ability safe and convenient ground and realizes the anti-pulling spherical bearing that height of support is regulated, and not only has vertical anti-pulling ability, also has the vertical stepless stable function of heightening.

For the anti-pulling performance that solves conventional spherical bearing with heighten performance deficiency; The technical scheme that the utility model anti-pulling is heightened the spherical bearing employing is: a kind of anti-pulling is heightened spherical bearing; Comprise seat board under upper bracket plate, spherical crown liner plate, concave-concave liner plate, the piston type; The upper bracket plate is pressed on the spherical crown liner plate, and the spherical crown surface of spherical crown liner plate is installed in again on the concave-concave liner plate, and can slide along sphere; The concave-concave liner plate is enclosed within again under the piston type on the seat board; Concave-concave liner plate top is concave spherical surface, and the bottom comprises the cylinder core structure; Its characteristics are: the outer edge at the upper bracket plate has a circle extended loop; Concave-concave liner plate top comprises the extension; Extended loop is enclosed within outside the extension of concave-concave liner plate, in the bottom surface of extended loop the anti-pulling plate is installed, and anti-pulling plate left-hand thread is under the extension of concave-concave liner plate; Make the extension of concave-concave liner plate be stuck in the draw-in groove of upper bracket plate extended loop and the formation of anti-pulling plate, constitute the anti-pulling structure.

Preferably; Described anti-pulling plate through screw in upper bracket plate extended loop bottom; One circle screw is arranged in upper bracket plate extended loop bottom; The contact of anti-pulling plate and upper bracket plate extended loop bottom the corresponding upper bracket plate of end face extended loop bottom screw be drilled with through hole, the anti-pulling plate is fixed on the screw of upper bracket plate extended loop bottom and props up a seat board extended loop and tighten together through passing through hole on the anti-pulling plate by screw.

Preferably, described anti-pulling plate also can be directly to be welded on upper bracket plate extended loop bottom, and the anti-pulling plate is fixed to upper bracket plate extended loop bottom through the side welding, forms an integral body with upper bracket plate extended loop.

The utility model anti-pulling is heightened spherical bearing, between upper bracket plate and concave-concave liner plate, is provided with the anti-pulling structure, through using connecting bolt to constitute the fovea superior extension formation anti-pulling structure of integral body and concave-concave liner plate upper bracket plate and anti-pulling plate.Compare with common spherical bearing, this utility model anti-pulling is heightened the conduction of carrying out vertical pulling force that spherical bearing can be good.

The utility model anti-pulling is heightened spherical bearing, is provided with seat board under the piston type in the bottom surface of concave-concave liner plate, under piston type, has on seat board or the concave-concave liner plate and heightens injection orifice, under piston type, is provided with high-pressure seal ring between seat board and the concave-concave liner plate.When bearing need be heightened; Can in injection orifice, inject high-pressure liquid with special tool and heighten filler; The first half (thereby lifting beam body) of the hydraulic coupling jacking bearing through filler; When bearing top by jacking behind desired height, stop to inject and heighten filler, heighten filler and solidify and can make bearing be stabilized in required level height.Compare with common spherical bearing, anti-pulling is heightened spherical bearing and is had the safe and convenient of heightening, stepless advantage such as adjustable repeatedly, can well satisfy actual requirement of engineering.

Description of drawings

Fig. 1 be the utility model anti-pulling heighten spherical bearing suitable bridge to structural representation;

Fig. 2-Fig. 5 is the process of the heightening sketch map that the utility model anti-pulling is heightened spherical bearing.

The specific embodiment

Further structure and the principle that the anti-pulling that the utility model provided is heightened spherical bearing is elaborated below in conjunction with accompanying drawing and embodiment.

Can find out through accompanying drawing 1; The utility model relates to a kind of anti-pulling and heightens spherical bearing, comprises seat board under upper bracket plate, spherical crown liner plate, concave-concave liner plate, the piston type, and the upper bracket plate is pressed on the spherical crown liner plate; The spherical crown surface of spherical crown liner plate is installed in again on the concave-concave liner plate, and can slide along sphere; The concave-concave liner plate is enclosed within again under the piston type on the seat board; Concave-concave liner plate top is concave spherical surface, and the bottom comprises the cylinder core structure; Its characteristics are: the outer edge at the upper bracket plate has a circle extended loop; Concave-concave liner plate top comprises the extension; Extended loop is enclosed within outside the extension of concave-concave liner plate, in the bottom surface of extended loop the anti-pulling plate is installed, and anti-pulling plate left-hand thread is under the extension of concave-concave liner plate; Make the extension of concave-concave liner plate be stuck in the draw-in groove of upper bracket plate extended loop and the formation of anti-pulling plate, constitute the anti-pulling structure.

Preferably, the glide direction two ends of upper bracket plate have increased a pair of limited block that limits its displacement.

Embodiment one

A kind of anti-pulling is heightened spherical bearing, comprises sealing ring 1, concave-concave liner plate 2, anti-pulling plate 3, upper bracket plate 4, plane wearing plate 5, sphere wearing plate 6, spherical crown liner plate 7, limited block bolt 8, limited block 9, goes up seat board 12 under connecting bolt 10, following connecting bolt 11, the piston type, heightens injection orifice 13.

Heighten the anti-pulling process of spherical bearing through accompanying drawing 2-5 to find out this anti-pulling.

, cause to have certain gap and produce because when receiving vertical pulling capacity, the bearing superstructure breaks away from substructure when bearing, this is huge to bearing Effect on Performance ten minutes.At this moment; Anti-pulling is heightened spherical bearing, and (the fovea superior extension of concave-concave liner plate and upper bracket plate, anti-pulling plate constitute through last connecting bolt through its distinctive anti-pulling structure; The fovea superior extension that also can be integral body and the concave-concave liner plate of upper bracket plate and anti-pulling plate constitutes) realized the anti-pulling function of bearing; Thereby guaranteed the safe handling of bearing, prevented that bearing is damaged, and the generation of the incidents such as beam that effectively prevented to fall.

Can find out that through accompanying drawing 2-5 this anti-pulling heightens the process of spherical bearing.

Fig. 2: when bearing because the geology sedimentation, cause bearing bottom moving displacement H;

Fig. 3: loosening connecting bolt 11 height H 1 down;

Fig. 4: adopt special-purpose injection tool in heightening injection orifice 13, to inject liquid state and heighten filler; Liquid state is heightened filler and is full of the enclosure space of being made up of jointly seat board and sealing ring under concave-concave liner plate, the piston type gradually; Hydraulic coupling jacking concave-concave liner plate, spherical crown liner plate etc.; Treat bearing regulate highly reach H after, stop injection, treat that its liquid state heightens filler and solidify and can realize heightening of bearing;

Fig. 5: height adjusting cushion plate 14 is installed, is tightened down connecting bolt 11 then, realize the locking of bearing substructure.Online convenient the heightening with the locking of bearing substructure of connecting bolt realization bearing is connected through increasing down.

In sum; This utility model has been done further improvement to the structural shape of traditional spherical bearing, makes bearing not only have carrying, displacement and rotating function, has also had anti-pulling and the function of heightening; And vertical pulling force transmission is more reliable, and height of support can realize step-less adjustment.This structure design is specially adapted in the relatively weaker engineering of pulling force requirement and bridge or building foundation; Such as subway, coastal area; The good technical support is provided for this type of engineering, can also solves the beam problem reliably, thus the shelf life of extending structure.

Claims

1. an anti-pulling is heightened spherical bearing, comprises seat board under upper bracket plate, spherical crown liner plate, concave-concave liner plate, the piston type, and the upper bracket plate is pressed on the spherical crown liner plate, and the spherical crown surface of spherical crown liner plate is installed in again on the concave-concave liner plate, and can slide along sphere; The concave-concave liner plate is enclosed within again under the piston type on the seat board; Concave-concave liner plate top is concave spherical surface, and the bottom comprises the cylinder core structure; It is characterized in that: the outer edge at the upper bracket plate has a circle extended loop; Concave-concave liner plate top comprises the extension; Extended loop is enclosed within outside the extension of concave-concave liner plate, in the bottom surface of extended loop the anti-pulling plate is installed, and anti-pulling plate left-hand thread is under the extension of concave-concave liner plate; Make the extension of concave-concave liner plate be stuck in the draw-in groove of upper bracket plate extended loop and the formation of anti-pulling plate, constitute the anti-pulling structure.

2. anti-pulling according to claim 1 is heightened spherical bearing; It is characterized in that: described anti-pulling plate through screw in upper bracket plate extended loop bottom; One circle screw is arranged in upper bracket plate extended loop bottom; The corresponding upper bracket plate of the end face extended loop bottom screw of anti-pulling plate and upper bracket plate extended loop bottom contact is drilled with through hole, and the anti-pulling plate is fixed on the screw of upper bracket plate extended loop bottom and props up a seat board extended loop and tighten together through passing through hole on the anti-pulling plate by screw.

3. anti-pulling according to claim 1 is heightened spherical bearing; It is characterized in that: described anti-pulling plate also can be directly to be welded on upper bracket plate extended loop bottom; The anti-pulling plate is fixed to upper bracket plate extended loop bottom through the side welding, forms an integral body with upper bracket plate extended loop.

4. anti-pulling according to claim 1 is heightened spherical bearing, it is characterized in that: the glide direction two ends of upper bracket plate have increased a pair of limited block that limits its displacement.