CN211285240U

CN211285240U - Anti-seismic bridge pier column

Info

Publication number: CN211285240U
Application number: CN201922013188.4U
Authority: CN
Inventors: 高月琪; 王忠渝; 万梦
Original assignee: China Merchants Chongqing Communications Research and Design Institute Co Ltd
Current assignee: China Merchants Chongqing Communications Research and Design Institute Co Ltd
Priority date: 2019-11-20
Filing date: 2019-11-20
Publication date: 2020-08-18
Anticipated expiration: 2029-11-20

Abstract

The utility model belongs to the field of building equipment, and relates to an anti-seismic bridge pier stud, which comprises an upper pier body and a lower pier body which are spliced with each other, wherein one side of the lower pier body facing the upper pier body is provided with a abdicating hole; a through hole matched with the position of the abdicating hole is formed in the upper pier body; the anti-seismic column penetrates through the through hole and is arranged in the abdicating hole. When an earthquake occurs, the transverse vibration can enable the upper pier body and the lower pier body to generate transverse relative displacement, the movable plate can generate translation in the sleeve box, but the upper pier body and the lower pier body cannot be broken, and therefore the transverse wave influence of the earthquake is solved. The anti-seismic bridge pier stud has good strength and excellent anti-seismic property, particularly has good transverse anti-seismic property, and is not easy to break in an earthquake.

Description

Anti-seismic bridge pier column

Technical Field

The utility model belongs to the architectural equipment field relates to an antidetonation bridge pier stud.

Background

The bridge pier is a lower bearing weight for bearing an upper structure in the bridge. The cross section of the pier column is circular, and the pier column also has anisotropic pier columns such as ellipse, square, curve and parabola. The pier stud is used as an important component of the bridge, and the appearance design and quality management of the pier stud have profound influence on the overall stability of the bridge. The existing bridge pier stud is designed to be more traditional, has higher strength, but has common toughness. When earthquake occurs, the bridge pier column is easy to break under the action of transverse waves, so that the bridge collapses. The existing bridge pier column has poor shock resistance, particularly transverse shock resistance.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing an antidetonation bridge pier stud, through the cooperation in antidetonation post and the hole of stepping down, ensure the intensity and the horizontal shock resistance of bridge pier stud, make it be difficult to the fracture in the earthquake.

In order to achieve the above purpose, the utility model provides a following technical scheme:

an anti-seismic bridge pier stud comprises an upper pier body and a lower pier body which are spliced, wherein one side of the lower pier body, which faces the upper pier body, is provided with a abdication hole; a through hole matched with the position of the abdicating hole is formed in the upper pier body; the anti-seismic column penetrates through the through hole and is arranged in the abdicating hole.

Optionally, a sleeve box is arranged in the abdicating hole, and the anti-seismic column penetrates through the through hole and is arranged in the sleeve box in the abdicating hole.

Optionally, the sleeve box and the abdicating hole are arranged in a T shape.

Optionally, a movable plate is further arranged in the sleeve, and the anti-seismic column is mounted in the movable plate.

Optionally, an installation plate is further arranged on one side, away from the lower pier body, of the anti-seismic column.

Optionally, the movable plate with cover box clearance fit, just the size of movable plate is greater than the size of the hole of stepping down.

Optionally, a foundation is arranged on one side, away from the upper pier body, of the lower pier body.

Optionally, the upper pier body is formed by pouring reinforced cement concrete.

Optionally, the lower pier body and the foundation are both formed by pouring reinforced concrete.

Optionally, the anti-seismic column, the mounting plate, the movable plate and the sleeve box are all made of structural steel, and the anti-seismic column is connected with the mounting plate and the movable plate through welding.

The beneficial effects of the utility model reside in that:

when the anti-seismic bridge pier stud is constructed, a foundation can be firstly constructed, then a lower pier body is constructed, and the sleeve box with the movable plate is constructed in the lower pier body. Then the anti-seismic column is welded with the movable plate, the pier body is poured, and finally the mounting plate is welded. The mounting plate is used for fixedly connecting the bridge body of the bridge.

When an earthquake occurs, the transverse vibration can enable the upper pier body and the lower pier body to generate transverse relative displacement, the movable plate can generate translation in the sleeve box, but the upper pier body and the lower pier body cannot be broken, and therefore the transverse wave influence of the earthquake is solved. The anti-seismic bridge pier stud has good strength and excellent anti-seismic property, particularly has good transverse anti-seismic property, and is not easy to break in an earthquake.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and/or combinations particularly pointed out in the appended claims.

Drawings

For the purposes of promoting a better understanding of the objects, features and advantages of the invention, reference will now be made to the following detailed description taken in conjunction with the accompanying drawings in which:

fig. 1 is a schematic structural view of the present invention;

fig. 2 is a cross-sectional view of the present invention.

Detailed Description

The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and the features in the following embodiments and examples may be combined with each other without conflict.

Wherein the showings are for the purpose of illustrating the invention only and not for the purpose of limiting the same, and in which there is shown by way of illustration only and not in any way limiting the scope of the invention; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are terms such as "upper", "lower", "left", "right", "front", "back", etc., indicating directions or positional relationships based on the directions or positional relationships shown in the drawings, it is only for convenience of description and simplification of description, but it is not intended to indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore, the terms describing the positional relationships in the drawings are only used for illustrative purposes and are not to be construed as limiting the present invention, and those skilled in the art can understand the specific meanings of the terms according to specific situations.

Referring to fig. 1-2, the reference numbers in the figures refer to the following elements: the anti-seismic pier comprises an upper pier body 1, a lower pier body 2, a foundation 3, anti-seismic columns 4, a mounting plate 5, a movable plate 6, a sleeve box 7 and abdicating holes 8.

An anti-seismic bridge pier stud comprises an upper pier body 1 and a lower pier body 2 which are spliced, wherein one side of the lower pier body 2, which faces the upper pier body 1, is provided with a abdicating hole 8; a through hole matched with the position of the abdicating hole 8 is formed in the upper pier body 1; and the anti-seismic column 4 penetrates through the through hole and is arranged in the abdicating hole 8.

Optionally, a sleeve box 7 is arranged in the abdicating hole 8, and the anti-seismic column 4 penetrates through the through hole and is arranged in the sleeve box 7 in the abdicating hole 8; the sleeve box 7 and the abdicating hole 8 are arranged in a T shape; a movable plate 6 is further arranged in the sleeve box 7, and the anti-seismic column 4 is mounted in the movable plate 6; an installation plate 5 is further arranged on one side, away from the lower pier body 2, of the anti-seismic column 4; the movable plate 6 is in clearance fit with the sleeve 7, and the size of the movable plate 6 is larger than that of the abdicating hole 8; a foundation 3 is arranged on one side of the lower pier body 2, which is far away from the upper pier body 1; the upper pier body 1 is formed by pouring reinforced cement concrete; the lower pier body 2 and the foundation 3 are both formed by pouring reinforced concrete; the anti-seismic column 4, the mounting plate 5, the movable plate 6 and the sleeve box 7 are all made of structural steel, and the anti-seismic column 4 is connected with the mounting plate 5 and the movable plate 6 through welding.

Combine fig. 1 and fig. 2, this antidetonation bridge pier stud includes columnar last pier body 1 and

lower pier body

2, 2 bottoms of lower pier body are equipped with ground 3 perpendicularly, it is equipped with flat mounting panel 5 to go up pier body 1 top, 2 top centers department of lower pier body opens has the narrow hole 8 of stepping down of width, it is equipped with open-top's tube-shape cover box 7 to step down in the hole 8, it is equipped with straight rod-like antidetonation post 4 perpendicularly to go up pier body 1 inside, 4 tops of antidetonation post are connected with mounting panel 5 is perpendicular, 4 bottoms of antidetonation post pass the hole 8 of stepping down and extend to inside the cover box 7, 4 bottoms of antidetonation post are equipped with flat fly leaf 6 perpendicularly, fly leaf 6 is located inside the cover box 7, and fly leaf 6 and cover box 7 clearance fit, the width and the length of fly leaf 6 all are greater. The width of antidetonation post 4 is less than the width of hole 8 of stepping down, lets antidetonation post 4 can rock limitedly in the hole 8 of stepping down.

The upper pier body 1 is formed by pouring reinforced concrete. The lower pier body 2 and the foundation 3 are both formed by pouring reinforced concrete. The anti-seismic column 4, the mounting plate 5 and the movable plate 6 are made of structural steel, and are firm, durable and good in toughness, and the anti-seismic column 4 is connected with the mounting plate 5 and the movable plate 6 through welding. The sleeve 7 is made of structural steel. The surfaces of the anti-seismic column 4, the mounting plate 5, the movable plate 6 and the sleeve box 7 are all brushed with antirust paint, so that the corrosion resistance is improved.

When the anti-seismic bridge pier stud is constructed, the foundation 3 can be firstly constructed, then the lower pier body 2 is constructed, and the sleeve box 7 with the movable plate 6 is constructed in the lower pier body 2. Then the anti-seismic column 4 is connected with the movable plate 6 in a welding mode, the pier body 1 is poured, and finally the mounting plate 5 is welded to the top of the anti-seismic column 4. The mounting plate 5 is used for fixedly connecting the bridge body of the bridge. When earthquake happens, the transverse vibration can enable the upper pier body 1 and the lower pier body 2 to generate transverse relative displacement, the movable plate 6 can translate in the sleeve box 7, but the upper pier body 1 and the lower pier body 2 cannot be broken, and therefore the transverse wave influence of the earthquake is resolved. The anti-seismic bridge pier stud has good strength and excellent anti-seismic property, particularly has good transverse anti-seismic property, and is not easy to break in an earthquake.

Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered by the scope of the claims of the present invention.

Claims

1. An anti-seismic bridge pier stud is characterized by comprising an upper pier body and a lower pier body which are spliced, wherein one side of the lower pier body, which faces the upper pier body, is provided with a abdicating hole; a through hole matched with the position of the abdicating hole is formed in the upper pier body; the anti-seismic column penetrates through the through hole and is arranged in the abdicating hole.

2. An anti-seismic bridge pier stud as claimed in claim 1, wherein a sleeve is provided in the abdicating hole, and the anti-seismic column is provided in the sleeve in the abdicating hole through the through hole.

3. An earthquake-resistant bridge pier according to claim 2, wherein the sleeve and the abdicating hole are arranged in a T-shape.

4. An anti-seismic bridge pier stud as claimed in claim 3, wherein a movable plate is further provided in the casing, the anti-seismic stud being mounted in the movable plate.

5. An anti-seismic bridge pier stud as claimed in claim 4, wherein a mounting plate is provided on the side of the anti-seismic stud remote from the lower pier body.

6. An anti-seismic bridge pier stud as claimed in claim 4, wherein the movable plate is clearance fitted to the sleeve, and the size of the movable plate is greater than the size of the abdicating hole.

7. An anti-seismic bridge pier stud as claimed in claim 1 in which a foundation is provided on the side of the lower pier remote from the upper pier.

8. An earthquake-resistant bridge pier according to claim 1, wherein the upper pier body is cast of reinforced cement concrete.

9. An anti-seismic bridge pier stud as claimed in claim 7, wherein the lower pier body and the foundation are each formed by pouring reinforced cement concrete.

10. An anti-seismic bridge pier stud as claimed in claim 8, wherein the anti-seismic stud, the mounting plate, the movable plate, and the sleeve are made of structural steel, and the anti-seismic stud is connected to the mounting plate and the movable plate by welding.