CN218059896U

CN218059896U - Bridge bearing

Info

Publication number: CN218059896U
Application number: CN202220787636.5U
Authority: CN
Inventors: 王鹏飞; 郭理; 张智新; 杨玉洁; 周慧
Original assignee: Individual
Current assignee: Inner Mongolia Lianshou Venture Road And Bridge Co ltd
Priority date: 2022-04-06
Filing date: 2022-04-06
Publication date: 2022-12-16
Anticipated expiration: 2032-04-06

Abstract

The utility model discloses a bridge beam supports, including upper bracket, undersetting and coupling mechanism, upper bracket bottom center fixedly connected with stainless steel slide, the spacing frame of upper bracket bottom fixedly connected with, undersetting top center fixedly connected with brace table of department, brace table connect in spacing frame inboard, seted up in the brace table top and supported the groove, coupling mechanism includes solid fixed ring, draw-in groove, movable groove and slider. This bridge beam supports is through spacing frame, a supporting bench, the spherical crown welt is realized being connected between upper bracket and the undersetting, the stability of being connected between upper bracket and the undersetting has effectively been improved through coupling mechanism, and can realize the horizontal displacement of upper bracket, have the effect of supporting and buffering to the upper bracket through spring and spherical crown welt, this bridge beam supports construction is simple, the horizontal quantity that slides has been improved, and the buffering shock attenuation performance is good, the security has been strengthened, the normal transportation of bridge traffic has been ensured, and convenient to use.

Description

Bridge bearing

The technical field is as follows:

the utility model relates to a bridge technical field specifically is a bridge beam supports.

Background art:

the bridge bearing is an important structural component for connecting an upper structure and a lower structure of a bridge, is positioned between the bridge and the pad stone, can reliably transfer load and deformation (displacement and corner) born by the upper structure of the bridge to the lower structure of the bridge, and is an important force transfer device of the bridge. The device comprises a fixed support and a movable support. The common support forms for bridge engineering include: a felt or flat support, a plate rubber support, a ball support, a steel support, a special support and the like.

The existing bridge support has a small sliding level and is difficult to meet the requirements of limiting and energy consumption under large deformation such as strong earthquake, the bridge support has poor buffering and damping performance under longitudinal acting force, and certain potential safety hazards exist due to the problem that the bridge support is easy to fracture after being used for a long time.

The utility model has the following contents:

an object of the utility model is to provide a bridge beam supports to it is less to solve the level of sliding that provides current bridge beam supports among the above-mentioned background art, and the not good problem of buffering damping performance.

The utility model discloses by following technical scheme implement: the utility model provides a bridge support, includes upper bracket, undersetting and coupling mechanism, upper bracket bottom center department fixedly connected with stainless steel slide, the spacing frame of upper bracket bottom fixedly connected with, undersetting top center department fixedly connected with brace table, the brace table is connected in spacing frame inboard, has seted up in the brace table top and has supported the groove, coupling mechanism includes solid fixed ring, draw-in groove, activity groove and slider, gu fixed ring is fixed in spacing frame surface, the draw-in groove is seted up in the brace table side, the activity groove link up and is seted up in spacing frame side, the slider is connected in activity groove and draw-in groove, link up in the slider and has seted up the connecting hole, is connected with the screw rod through helicitic texture in connecting hole and the fixed ring, supports and has seted up the spring groove in the inslot bottom, supports the inslot and is equipped with the spherical crown welt, and spring inslot bottom surface fixedly connected with spring, spring top and spherical crown welt fixed connection.

Preferably, the limit frame and the upper support are integrally formed, and the inner wall of the limit frame is separated from the support.

Preferably, the connecting mechanisms are in a regular annular array and are provided with four groups.

Preferably, the clamping groove and the side face of the sliding block are in rectangular geometric shapes matched with each other, the height of the movable groove is matched with the height of the sliding block, and the length of the movable groove is larger than the width of the sliding block.

Preferably, the spherical cap lining plate and the supporting groove are both in a spherical cap type structure, and the spring grooves are regularly provided with a plurality of groups along the curved surface of the supporting groove.

The utility model has the advantages that: this bridge beam supports is through spacing frame, a supporting bench, the spherical crown welt is realized being connected between upper bracket and the undersetting, the stability of being connected between upper bracket and the undersetting has effectively been improved through coupling mechanism, and can realize the horizontal displacement of upper bracket, have the effect of supporting and buffering to the upper bracket through spring and spherical crown welt, this bridge beam supports construction is simple, the horizontal quantity that slides has been improved, and the buffering shock attenuation performance is good, the security has been strengthened, the normal transportation of bridge traffic has been ensured, and convenient to use.

Description of the drawings:

in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a cross-sectional view of a front structure of a bridge bearing of the present invention;

FIG. 2 is a schematic view of a front structure of a bridge support according to the present invention;

fig. 3 is a cross-sectional view of a bridge bearing overlooking structure of the utility model.

In the figure: 1. the ball-and-socket joint comprises an upper support, 2, a lower support, 3, a stainless steel sliding plate, 4, a limiting frame, 5, a supporting table, 6, a supporting groove, 7, a connecting mechanism, 701, a fixing ring, 702, a clamping groove, 703, a movable groove, 704, a sliding block, 8, a connecting hole, 9, a screw rod, 10, a spring groove, 11, a spring, 12 and a spherical crown lining plate.

The specific implementation mode is as follows:

the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a bridge support comprises an upper support 1, a lower support 2 and a connecting mechanism 7, wherein a stainless steel sliding plate 3 is fixedly connected at the center of the bottom of the upper support 1, a limiting frame 4 is fixedly connected at the bottom of the upper support 1, a supporting table 5 is fixedly connected at the center of the top of the lower support 2, the supporting table 5 is connected to the inner side of the limiting frame 4, as shown in the attached drawing 1 and the attached drawing 3 of the specification, the limiting frame 4 and the upper support 1 are integrally formed, and the inner wall of the limiting frame 4 is separated from the supporting table 5, wherein the limiting frame 4 is of a square frame structure, the inner cavity of the limiting frame 4 is square when viewed from top, the supporting table 5 is of a cuboid structure, the supporting table 5 is of a square geometry when viewed from top, relative displacement can be realized between the supporting table 5 and the limiting frame 4, a limiting effect is realized between the limiting frame 4 and the supporting table 5, excessive displacement of the upper support 1 is avoided, a supporting groove 6 is formed in the top of the supporting table 5, the connecting mechanism 7 comprises a fixed ring 701, a clamping groove 702, a movable groove 703 and a sliding block 704, see the attached drawing 3 in the specification, the connecting mechanism 7 is in a regular annular array and is provided with four groups, the fixed ring 701 is fixed on the surface of a limit frame 4, the clamping groove 702 is arranged in the side surface of a support table 5, the movable groove 703 is communicated and arranged in the side surface of the limit frame 4, the sliding block 704 is connected in the movable groove 703 and the clamping groove 702, the clamping groove 702 and the side surface of the sliding block 704 are in matched rectangular geometrical shapes, the height of the movable groove 703 is matched with the height of the sliding block 704, the length of the movable groove 703 is larger than the width of the sliding block 704, the clamping groove 702 has a limit effect on the sliding block 704, the movable groove 703 has a limit effect on the sliding block 704 in the vertical direction, the sliding block 704 can realize horizontal displacement, the horizontal displacement of a support is improved, wherein the movable groove 703, the clamping groove 702 and the rectangular block 704 are in structures, a connecting hole 8 is communicated in the sliding block 704, be connected with screw rod 9 through helicitic texture in connecting hole 8 and the solid fixed ring 701, realize the fixed connection of slider 704 and solid fixed ring 701 through screw rod 9, fixed connection between slider 704 and the upper bracket 1 has been realized promptly, upper bracket 1 carries out the displacement with slider 704 in step, it has set up spring groove 10 to support in the 6 bottoms of groove, be equipped with spherical crown welt 12 in the support groove 6, bottom surface fixedly connected with spring 11 in spring groove 10, spring 11 top and spherical crown welt 12 fixed connection, spherical crown welt 12 is spherical crown type structure with support groove 6, and spring groove 10 is equipped with the multiunit along support groove 6 curved surface rule, have buffering cushioning effect to spherical crown welt 12 through multiunit spring 11, the last bearing 1 to the top has synchronous buffering cushioning effect promptly, wherein, corresponding anchor eye has been seted up in upper bracket 1, the intercommunication has in the lower bearing 2, upper bracket 1, lower bearing 2 is prior art, do not describe herein again.

The working principle is as follows: when using this bridge beam supports, at first install upper bracket 1 at a supporting bench 5 top, make spherical crown lining board 12 top and stainless steel slide 3 contact, and make supporting bench 5 be located spacing frame 4 inboard, successively insert activity groove 703 and draw-in groove 702 with slider 704 in after that, make solid fixed ring 701 and connecting hole 8 upper and lower position corresponding, in after that screw rod 9 screw in connecting hole 8 and solid fixed ring 701, thereby realize slider 704 and solid fixed ring 701, fixed connection between the spacing frame 4, upper bracket 1 through multiunit spring 11 to spherical crown lining board 12 and top has buffering cushioning effect, and upper bracket 1 can realize horizontal displacement, this is exactly this bridge beam supports's use.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a bridge beam supports, includes upper bracket (1), undersetting (2) and coupling mechanism (7), fixedly connected with stainless steel slide (3), its characterized in that are located at upper bracket (1) bottom center: the supporting structure is characterized in that the limiting frame (4) is fixedly connected to the bottom of the upper support (1), the supporting table (5) is fixedly connected to the center of the top of the lower support (2), the supporting table (5) is connected to the inner side of the limiting frame (4), the supporting groove (6) is formed in the top of the supporting table (5), the connecting mechanism (7) comprises a fixing ring (701), a clamping groove (702), a movable groove (703) and a sliding block (704), the fixing ring (701) is fixed to the surface of the limiting frame (4), the clamping groove (702) is formed in the side face of the supporting table (5), the movable groove (703) is formed in the side face of the limiting frame (4), the sliding block (704) is connected to the movable groove (703) and the clamping groove (702), the connecting hole (8) is formed in the sliding block (704), the connecting hole (8) and the fixing ring (701) are connected with a screw (9) through a threaded structure, the spring groove (10) is formed in the bottom of the supporting groove (6), the spherical crown lining plate (12) is arranged in the supporting groove (6), the spring (11) is fixedly connected to the inner bottom surface of the spring groove (10), and the spherical crown lining plate (12) is fixedly connected to the top of the spring (11).

2. A bridge bearer according to claim 1, wherein: spacing frame (4) and upper bracket (1) integrated into one piece, and phase separation between spacing frame (4) inner wall and brace table (5).

3. A bridge support according to claim 1, wherein: the connecting mechanisms (7) are in a regular annular array and are provided with four groups.

4. A bridge bearer according to claim 1, wherein: the clamping groove (702) and the side surface of the sliding block (704) are in a matched rectangular geometric shape, the height of the movable groove (703) is matched with that of the sliding block (704), and the length of the movable groove (703) is greater than the width of the sliding block (704).

5. A bridge support according to claim 1, wherein: the spherical cap lining plate (12) and the supporting groove (6) are both in a spherical cap type structure, and a plurality of groups of spring grooves (10) are regularly arranged along the curved surface of the supporting groove (6).