CN218911140U

CN218911140U - Simply supported box girder pier top limiting steel tenon sleeve embedded hole construction positioning device

Info

Publication number: CN218911140U
Application number: CN202223028008.8U
Authority: CN
Inventors: 鲁文军; 左君; 班学锋; 吕东轩; 丁斌; 魏从罡
Original assignee: China State Railway Investment Construction Group Co Ltd
Current assignee: China State Railway Investment Construction Group Co Ltd
Priority date: 2022-11-14
Filing date: 2022-11-14
Publication date: 2023-04-25
Anticipated expiration: 2032-11-14

Abstract

The utility model discloses a construction positioning device for a limit steel tenon sleeve embedded hole on the pier top of a simply supported box girder, which comprises a positioning structure and a pier main body for installing the positioning structure, wherein the tops of two sides of the pier main body are provided with a packing stone, the positioning structure comprises a fixing piece and an adjusting piece, the fixing piece comprises a main truss and truss fixing bolts, the truss fixing bolts are arranged at two ends of the main truss, and the main truss is fixedly installed on the pier main body through the truss fixing bolts; by adopting the fixing mode of the structure, the sleeve can be effectively fixed by fixing the tightening bolt, the tightening bolt can be effectively fastened with the pier body template to prevent displacement, the sleeve is fastened with the main truss by the fixing tightening bolt to prevent displacement, and meanwhile, the scale is arranged on the main truss, so that the embedded precision can be effectively and accurately regulated, and the problem of low embedded hole precision of the pier top limiting steel tenon sleeve can be solved.

Description

Simply supported box girder pier top limiting steel tenon sleeve embedded hole construction positioning device

Technical Field

The utility model belongs to the technical field, and particularly relates to a construction positioning device for a limit steel tenon sleeve embedded hole at the pier top of a simply supported box girder.

Background

In recent years, along with the progress and development of technology, when the domestic simple box is designed and constructed, a new thought of replacing a beam falling prevention stop block by a limit steel tenon device starts to appear, and the new thought is applied to partial engineering; because the limit steel tenons construction process relates to sleeve embedding procedures, the requirement on sleeve embedding positioning accuracy is extremely high, problems of sleeve embedding deviation, insufficient depth and the like frequently occur in actual construction, if the sleeve embedding deviation is insufficient, the upper member of the limit steel tenons cannot be installed, and if the sleeve embedding depth is insufficient, the later stage needs to be re-drilled in a water drilling mode, so that cost investment is increased.

Disclosure of Invention

The utility model aims to provide a construction positioning device for a pier top limit steel tenon sleeve embedded hole of a simply supported box girder, which aims to solve the problem that the positioning precision of the embedded sleeve is affected because the embedded sleeve is displaced to different degrees due to vibrating concrete when concrete is poured by generally fixing pier body steel bars when the pier top limit steel tenon sleeve embedded hole is embedded by the traditional construction method provided in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a limit steel tenon sleeve pre-buried hole construction positioner in simply supported case roof beam mound top, includes location structure to and the mound main part of installation location structure, simultaneously the both sides top of mound main part is provided with the filler stone, location structure is including mounting and regulating part.

Preferably, the fixing member includes a main truss and truss fixing bolts, the truss fixing bolts are mounted at both ends of the main truss, and the main truss is fixedly mounted on the pier body through the truss fixing bolts.

Preferably, the adjusting piece comprises a fine adjustment graduated scale, an adjusting bolt and a sliding piece, wherein the sliding piece is arranged on the main truss, the sliding piece is arranged at two ends of the fine adjustment graduated scale, and the adjusting bolt is arranged on the sliding piece.

Preferably, a reserved sleeve is fixedly arranged on the sliding plate and positioned on the inner side of the main truss, and the reserved sleeve is of an annular structure

Preferably, the two ends of the inner side of the main truss are provided with sliding grooves, the main truss and the sliding sheet are slidably arranged in the sliding grooves, and the sliding sheet is fixed through the adjusting bolts.

Preferably, two adjusting members are mounted on two sides of the reserved sleeve, and the reserved sleeve is arranged on the main truss through the two adjusting members.

Preferably, a plurality of cross beams and longitudinal beams are arranged on the main truss, and the cross beams and the longitudinal beams are fixedly arranged.

Compared with the prior art, the utility model has the beneficial effects that:

(1) By adopting the fixing mode of the structure, the sleeve can be effectively fixed by fixing the tightening bolt, the tightening bolt can be effectively fastened with the pier body template to prevent displacement, the sleeve is fastened with the main truss by the fixing tightening bolt to prevent displacement, and meanwhile, the scale is arranged on the main truss, so that the embedded precision can be effectively and accurately regulated, and the problem of low embedded hole precision of the pier top limiting steel tenon sleeve can be solved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a positioning structure according to the present utility model;

FIG. 3 is a schematic cross-sectional view of the structure of FIG. 2A according to the present utility model;

in the figure: 100. a pier body; 101. a filler stone; 200. a main truss; 201. truss fixing bolts; 202. finely adjusting a graduated scale; 203. an adjusting bolt; 204. a slide sheet; 205. the sleeve is reserved.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, 2 and 3, the present utility model provides a technical solution: the utility model provides a limit steel tenon sleeve pre-buried hole construction positioner in simply supported case roof beam mound, specifically, includes location structure, can be effectively accurate regulation pre-buried precision through location structure to and the mound main part 100 of installation location structure, the both sides top of mound main part 100 is provided with the filler stone 101 simultaneously, location structure is including mounting and regulating part.

Preferably, the mounting includes main truss 200 and truss fixing bolt 201, and truss fixing bolt 201 establishes the both ends of installing at main truss 200 soon through the screw thread, and convenient to fix the use improves the convenience of adjusting, and main truss 200 passes through truss fixing bolt 201 fixed mounting on mound main part 100, improves the convenience when the dismouting, compares modes such as welding or pre-buried, has improved the simple operation nature greatly.

Preferably, the regulating part comprises a fine adjustment graduated scale 202, an adjusting bolt 203 and a sliding sheet 204, wherein the sliding sheet 204 is arranged on the main truss 200, the fine adjustment graduated scale is convenient to adjust and use, the sliding sheet 204 is clamped and arranged at two ends of the fine adjustment graduated scale 202, sliding grooves are formed in two ends of the inner side of the main truss 200, the main truss 200 and the sliding sheet 204 are slidably arranged in the sliding grooves, the sliding installation is convenient to adjust and use, the convenience of adjustment is improved, the adjusting bolt 203 is arranged on the sliding sheet 204, the sliding sheet 204 is fixed through the adjusting bolt 203, and the regulating and fixing functions can be achieved through the adjusting bolt 203.

Preferably, the inboard of main truss 200 is located slide 204 and welded fastening has reserved sleeve 205, and reserve sleeve 205 is annular structure, conveniently counterpoint with the stop device on the mound, two regulating parts have been installed to the both sides of reserving sleeve 205, reserve sleeve 205 sets up on main truss 200 through two regulating parts, guarantee the stability of reserving sleeve 205 installation, prevent that reserved sleeve 205 from rocking unstably, and be provided with a plurality of crossbeams and longeron on the main truss 200, through welded fastening between crossbeam and the longeron, welded forming's main truss 200 can guarantee overall structure's stability, avoid rocking unstably.

The working principle and the using flow of the utility model are as follows: when the device is installed and used, the positioning structure is transferred to the pier top by adopting a crane, then truss fixing bolts 201 arranged on the positioning structure are initially fixed with a pier body template, positioning and rough adjustment are carried out, a sliding piece 204 is fixed on a main truss 200 of the device, fine adjustment positioning is carried out through the sliding piece 204 and an adjusting bolt 203 when a reserved sleeve 205 is fixed, then the device is locked by the adjusting bolt 203, and meanwhile, the truss fixing bolts 201 are fixedly locked.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A simple supporting box girder pier top limit steel tenon sleeve embedded hole construction positioning device is characterized in that: including location structure to and install location structure's mound main part (100), simultaneously the both sides top of mound main part (100) is provided with filler stone (101), location structure is including mounting and regulating part.

2. The construction positioning device for the embedded hole of the limit steel tenon sleeve at the pier top of the simply supported box girder according to claim 1 is characterized in that: the fixing piece comprises a main truss (200) and truss fixing bolts (201), the truss fixing bolts (201) are arranged at two ends of the main truss (200), and the main truss (200) is fixedly arranged on the pier main body (100) through the truss fixing bolts (201).

3. The construction positioning device for the embedded hole of the limit steel tenon sleeve at the pier top of the simply supported box girder according to claim 2 is characterized in that: the adjusting piece comprises a fine adjustment graduated scale (202), an adjusting bolt (203) and a sliding piece (204), wherein the sliding piece (204) is arranged on the main truss (200), the sliding piece (204) is arranged at two ends of the fine adjustment graduated scale (202), and the adjusting bolt (203) is arranged on the sliding piece (204).

4. The construction positioning device for the embedded hole of the limit steel tenon sleeve at the pier top of the simply supported box girder according to claim 3, which is characterized in that: the inner side of the main truss (200) is positioned on the sliding plate (204) and is fixedly provided with a reserved sleeve (205), and the reserved sleeve (205) is of an annular structure.

5. The construction positioning device for the embedded hole of the limit steel tenon sleeve at the pier top of the simply supported box girder according to claim 3, which is characterized in that: the sliding grooves are formed in the two ends of the inner side of the main truss (200), the main truss (200) and the sliding piece (204) are slidably mounted in the sliding grooves, and the sliding piece (204) is fixed through the adjusting bolts (203).

6. The construction positioning device for the embedded hole of the limit steel tenon sleeve at the pier top of the simply supported box girder according to claim 4 is characterized in that: two adjusting pieces are arranged on two sides of the reserved sleeve (205), and the reserved sleeve (205) is arranged on the main truss (200) through the two adjusting pieces.

7. The construction positioning device for the embedded hole of the limit steel tenon sleeve at the pier top of the simply supported box girder according to claim 6 is characterized in that: a plurality of cross beams and longitudinal beams are arranged on the main truss (200), and the cross beams and the longitudinal beams are fixedly arranged.