CN220486249U - Support for lifting beam of jack with matched beam surface - Google Patents

Abstract

The utility model relates to a support for a lifting beam of a jack with a beam surface, which comprises a shoulder pole beam and a bracket, wherein a precast beam to be lifted and installed is penetrated in the bracket, the top of the bracket is connected with a bearing frame through a connecting component, the shoulder pole beam comprises a first horizontal beam and a second horizontal beam, the second horizontal beam is higher than the first horizontal beam, a vertical connecting beam is arranged between the first horizontal beam and the second horizontal beam, the first horizontal beam is penetrated on the bearing frame, a first cushion block is arranged between the bottom of one end of the first horizontal beam penetrating out of the bearing frame and the top of the precast beam, and the bottom of the second horizontal beam is erected on the jack of the top of an adjacent beam. The utility model has simple structure, solves the problem of inconvenient operation caused by insufficient space at the top of the bridge pier, is convenient and quick to construct, and can lift up and down the precast beam more safely and stably, and the bracket avoids the problem that the precast beam body is damaged.

Description

Support for lifting beam of jack with matched beam surface

Technical Field

The utility model relates to the technical field of precast beam installation, in particular to a support for a lifting beam of a jack with a matched beam surface.

Background

When the precast beam is installed, the precast beam is hoisted to the approximate position, and then the position of the precast beam is accurately adjusted by adopting a jack, and the precast beam needs to be frequently lifted and fallen in the process so as to ensure the accurate position of the precast beam. When the erected beams exist in front and behind the precast beam bridge, the space of the top surface of the pier is limited, and the operation is inconvenient due to insufficient space when a jack is arranged at the top of the pier to lift and fall the beams; the lifting beam of the jack often adopts a steel wire rope or a steel sling to cover the bottom of the beam, and because the steel wire rope or the steel belt is of a flexible structure, larger concentrated force can be generated on the bottom plate and the beam corner of the precast beam, and the beam body structure is damaged.

Disclosure of Invention

The utility model aims to solve the defects of the prior art and provides a support for a lifting beam of a jack with a beam surface.

The utility model adopts the following technical scheme to realize the aim:

the utility model provides a support utensil of cooperation roof beam face jack landing beam, including shoulder pole roof beam and bracket, the precast beam of waiting to rise and fall adjustment installation wears to establish inside the bracket, the bracket top is connected with the bearing frame through coupling assembling, the shoulder pole roof beam includes first horizontal beam and second horizontal beam, the second horizontal beam is higher than first horizontal beam, be equipped with vertical tie-beam between first horizontal beam, the second horizontal beam, first horizontal beam wears to establish on the bearing frame, first horizontal beam wears to be equipped with first cushion between the one end bottom of bearing frame and the precast beam top, the jack at adjacent roof beam top is erect to the second horizontal beam bottom.

The bracket comprises a U-shaped bracket and a U-shaped steel backing plate, the precast beam is supported inside the U-shaped bracket, and the U-shaped steel backing plate is positioned between the precast beam and the U-shaped bracket.

The bearing frame middle part is equipped with the preformed hole, and the first horizontal beam of shoulder pole roof beam wears to establish inside the preformed hole.

The two sides of the preformed hole on the bearing frame are symmetrically provided with windows.

The connecting assembly comprises an upper connecting plate fixed on two sides of the bottom of the bearing frame and a lower connecting plate fixed on two sides of the top of the U-shaped bracket, and the upper connecting plate and the lower connecting plate are fixedly connected through bolts.

The bearing frame is an isosceles trapezoid structure with a narrow upper part and a wide lower part.

A second cushion block is arranged between the bottom of the jack and the top of the adjacent beam.

The beneficial effects of the utility model are as follows: the utility model has simple structure, solves the problem of inconvenient operation caused by insufficient space at the top of the bridge pier, is convenient and quick to construct, and can lift up and down the precast beam more safely and stably, and the bracket avoids the problem that the precast beam body is damaged.

Drawings

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

FIG. 2 is a cross-sectional view A-A of FIG. 1;

FIG. 3 is a detailed view of the connection assembly of the present utility model;

in the figure: 1-a shoulder pole beam; 2-jack; 3-a second cushion block; 4-a bearing frame; a 5-connection assembly; 6-brackets; 7-a first cushion block; 8-prefabricating a beam; 9-adjacent beams; 10-pier; 11-preformed holes; 12-windowing;

101-a first horizontal beam; 102-a second horizontal beam; 103-vertical connection beams;

501-a bolt; 502-upper connecting plates; 503-lower connecting plate;

601-U-shaped brackets; 602-U-shaped steel backing plates;

the embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.

Detailed Description

The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model. The utility model is more particularly described by way of example in the following paragraphs with reference to the drawings. The advantages and features of the present utility model will become more apparent from the following description. It should be noted that the drawings are in a very simplified form and are all to a non-precise scale, merely for convenience and clarity in aiding in the description of embodiments of the utility model.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When a component is considered to be "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:

as shown in fig. 1 to 3, a supporting tool for a lifting beam of a jack with a beam surface comprises a shoulder pole beam 1, a bearing frame 4, a bracket 6, a first cushion block 7 and a connecting assembly 5; the bracket 6 consists of a U-shaped bracket 601 and a U-shaped steel backing plate 602, the bearing frame 4 and the bracket 6 are connected through the connecting component 5 to form a square frame for fixing the precast beam 8; the shoulder pole beam 1 passes through the preformed hole 11 of the bearing frame 4, the shoulder pole beam 1 comprises a first horizontal beam 101 and a second horizontal beam 102, the second horizontal beam 102 is higher than the first horizontal beam 101, a vertical connecting beam 103 is arranged between the first horizontal beam 101 and the second horizontal beam 102, the first horizontal beam 101 is arranged on the bearing frame 4 in a penetrating mode and is arranged on the first cushion block 7 on the precast beam 8, the second horizontal beam 102 is arranged on the jack 2 at the top of the adjacent beam 9, and a second cushion block 3 is arranged between the bottom of the jack 2 and the top of the adjacent beam 9.

The connecting assembly 5 comprises a bolt 501, an upper connecting plate 502 and a lower connecting plate 503, wherein the upper connecting plate 502 is connected with the bearing frame 4, the lower connecting plate 503 is connected with the bracket 6, and the upper connecting plate 502 and the lower connecting plate 503 are fixed through the bolt 501, so that the bearing frame 4 is connected with the bracket 6.

The specific shape of the U-shaped bracket 601 in the bracket 6 is manufactured according to the shape of the bottom plate of the precast beam 8, the size of the inner groove is matched with the outer size of the precast beam 8, and the U-shaped steel backing plate 602 is arranged at the contact position of the U-shaped bracket 601 and the precast beam 8 to protect the beam body of the precast beam 8 from being damaged in the process of lifting and falling the beam.

The bearing frame 4 is reserved with a preformed hole 11 so as to conveniently penetrate through the shoulder pole beam 1, and windows 12 are reserved on two sides of the preformed hole 11 so as to reduce the weight of the bearing frame and save materials.

The method comprises the following steps:

when the precast beam 8 is installed on the bridge pier 10, the precast beam 8 is hoisted to the approximate position, the bracket 6 passes through the beam bottom of the precast beam 8, the bearing frame 4 and the bracket 6 are connected through the connecting component 5 to form a square frame, the first cushion block 7 is placed on the precast beam 8, the second cushion block 3 and the jack 2 are placed on the adjacent beam 9, the shoulder pole beam 1 passes through the preformed hole 11 on the bearing frame, one end of the shoulder pole beam is supported on the first cushion block 7, the other end of the shoulder pole beam is supported on the jack 2, the jack 2 slightly jacks up the shoulder pole beam 1, after the inspection device is error-free, the jack 2 is controlled to jack up the shoulder pole beam 1, and oil is returned by the jack 2 after the position fine adjustment of the precast beam 8 is performed, so that the beam lifting and falling process is completed.

The utility model has simple structure, realizes the function of installing the jack 2 at the beam end of the adjacent beam 9 to lift the precast beam 8 when the space of the top surface of the pier 10 is limited, solves the problem of inconvenient operation caused by insufficient space of the top of the pier 10, is convenient and quick to construct, is safer and more stable, and simultaneously adopts the combination form of the U-shaped bracket 601 and the U-shaped steel backing plate 602 to avoid the problem that the beam body of the precast beam 8 is damaged.

While the utility model has been described above with reference to the accompanying drawings, it will be apparent that the utility model is not limited to the above embodiments, but is intended to cover various modifications, either made by the method concepts and technical solutions of the utility model, or applied directly to other applications without modification, within the scope of the utility model.

Claims (7)

1. The utility model provides a support utensil of cooperation roof beam face jack landing beam, a serial communication port, including shoulder pole roof beam (1) and bracket (6), prefabricated roof beam (8) of waiting to rise and fall adjustment installation wear to establish inside bracket (6), bracket (6) top is connected with bearing frame (4) through coupling assembling (5), shoulder pole roof beam (1) are higher than first horizontal roof beam (101) including first horizontal roof beam (101) and second horizontal roof beam (102), second horizontal roof beam (102) are higher than first horizontal roof beam (101), be equipped with vertical tie-beam (103) between first horizontal roof beam (101), first horizontal roof beam (101) wear to establish on bearing frame (4), first horizontal roof beam (101) wear to be equipped with first cushion (7) between the one end bottom of bearing frame (4) and prefabricated roof beam (8) top, jack (2) at adjacent roof beam (9) top are erect to second horizontal roof beam (102) bottom.

2. A carrier for lifting beams in conjunction with a beam surface jack as claimed in claim 1, characterized in that the carrier (6) comprises a U-shaped carrier (601) and a U-shaped steel pad (602), the precast beam (8) being supported inside the U-shaped carrier (601) and the U-shaped steel pad (602) being located between the precast beam (8) and the U-shaped carrier (601).

3. The support of the lifting beam matched with the beam surface jack according to claim 2, wherein the middle part of the bearing frame (4) is provided with a reserved hole (11), and the first horizontal beam (101) of the shoulder pole beam (1) is arranged inside the reserved hole (11) in a penetrating mode.

4. A carrier for lifting beams with a beam surface jack according to claim 3, characterized in that the bearing frame (4) is symmetrically provided with windows (12) on both sides of the reserved hole (11).

5. The support device for the lifting beam of the jack with the matched beam surface according to claim 4, wherein the connecting assembly (5) comprises an upper connecting plate (502) fixed on two sides of the bottom of the bearing frame (4) and a lower connecting plate (503) fixed on two sides of the top of the U-shaped bracket (601), and the upper connecting plate (502) and the lower connecting plate (503) are fixedly connected through bolts (501).

6. The support for the lifting beam of the jack with the matched beam surface according to claim 5, wherein the bearing frame (4) is of an isosceles trapezoid structure with a narrow upper part and a wide lower part.

7. The support for lifting beams by a jack with a matched beam surface according to claim 6, wherein a second cushion block (3) is arranged between the bottom of the jack (2) and the top of the adjacent beam (9).