CN219486043U

CN219486043U - Novel box girder end crossbeam steel mould

Info

Publication number: CN219486043U
Application number: CN202223476174.4U
Authority: CN
Inventors: 贺晓林; 贺立根
Original assignee: Shaanxi Fengyuan Steel Mold Products Co ltd
Current assignee: Shaanxi Fengyuan Steel Mold Products Co ltd
Priority date: 2022-12-26
Filing date: 2022-12-26
Publication date: 2023-08-08
Anticipated expiration: 2032-12-26

Abstract

The utility model provides a novel box girder end beam steel mould, which belongs to the technical field of bridge construction and comprises a universal template for prefabricating and shaping poured concrete; the movable partition plates are detachably connected to two ends of the universal templates, the universal templates are connected through adjacent movable partition plates, the movable partition plates are detachably connected, the two adjacent movable partition plates are combined to form a specific angle, so that the angle between the two adjacent universal templates can be adjusted, and the angle formed by the two adjacent movable partition plates is consistent with the arc of the bridge-shaped curve; the utility model breaks down the conventional fixed baffle structure into the universal template and the movable baffle, the universal template and the movable baffle are connected together by bolts, and the inclination angle of the end beam head of the precast beam is adjusted in real time according to the design angle by replacing the end beam movable baffle templates with different angles, so that powerful guarantee is provided for butt joint between adjacent beam pieces and adjusting the curve radian of a bridge when the beam pieces are erected.

Description

Novel box girder end crossbeam steel mould

Technical Field

The utility model relates to the technical field of bridge construction, in particular to a novel box girder end cross beam steel die.

Background

The box girder design and construction technology are gradually perfected, the diagonal bridges are also frequently fresh, more arc bridges and S-shaped super-large bridges are designed and engineering, greater challenges are provided for bridge construction technology and construction cost, and the prefabrication cost of girder sheets and the technological update of template design are gradually improved.

If the bridge is positioned on the curve section or the S-bend, a certain included angle exists between the end head of each prefabricated box girder and the central line of the bridge pier or the back wall line of the bridge abutment, the lengths of the adjacent inner and outer girder pieces are different, if the curve value changes, the included angle between the end head of the box girder and the central line of the bridge pier or the back wall line of the bridge abutment also changes, the adjacent Liang Pianchang degrees also changes, the prefabricated girders are required to be subjected to butt joint secondary pouring after being erected, the positions of the end girder pieces are different due to the different lengths of the adjacent girder pieces, and the angles of the end girder pieces are also changed due to the changes of the lengths of the inner and outer girders.

The conventional box girder partition plate template design and manufacture are all according to the values shown in the girder sheet parameter table, the partition plate templates (shown in figures 1-3) shaped at an angle are processed, if different angles exist, the number of the angles is more than one, the number of the sections are processed, and some partition plate templates are used only once to be processed into one set, so that scrap iron is obtained after use, the effective utilization rate is very low, the cost of prefabricated materials is expanded by a plurality of times in an intangible way, and the repeated investment of hoisting machinery and labor cost is also needed when the cross beam templates with different angles are replaced each time.

Disclosure of Invention

The utility model provides a novel box girder end cross beam steel mould, which solves the technical problems of low reuse rate and overhigh cost of a conventional box girder partition plate template caused by different curvatures of various bridges in the prior art.

In order to solve the problems, the novel box girder end beam steel mould provided by the utility model adopts the following technical scheme: the method comprises the steps of a general template for shaping poured concrete; the movable partition plates are detachably connected to two ends of the universal templates, the universal templates are connected through adjacent movable partition plates, the movable partition plates are detachably connected, two adjacent movable partition plates are combined to adjust the angle between the two adjacent universal templates, and the angle formed by the two adjacent movable partition plates is consistent with the arc of the bridge-shaped curve.

As a further improvement, the universal template and the movable partition are respectively provided with a connecting structure so that the universal template is connected between the movable partition or between the movable partition and the movable partition.

As a further improvement, the connecting structure is a connecting plate, and bolt mounting holes are formed in the connecting plate for bolt connection and fixation.

As a further improvement, the universal template and the movable partition are also provided with positioning structures.

As a further improvement, the positioning structure comprises a positioning groove arranged on the universal template, the positioning groove is arranged along the horizontal direction, and a positioning block matched with the positioning groove is arranged on the movable partition plate.

As a further improvement, a cover plate is detachably connected between the two movable clapboards.

As a further improvement, the contact surface of the cover plate and the movable partition plate is a plane, and the plane is parallel to the central line of the movable partition plate.

The technical scheme of the utility model has the following beneficial effects:

1. the labor intensity of workers for replacing the beam templates with different angles in the past is reduced, and the assembly and disassembly are convenient.

2. The mechanical bench cost of replacing the beam template in the past is reduced.

3. The one-time investment of the steel template dosage is obviously reduced.

4. The utilization rate of the universal template is effectively improved.

Drawings

The above, as well as additional purposes, features, and advantages of exemplary embodiments of the present utility model will become readily apparent from the following detailed description when read in conjunction with the accompanying drawings. In the drawings, embodiments of the utility model are illustrated by way of example and not by way of limitation, and like reference numerals refer to similar or corresponding parts and in which:

FIG. 1 is a front view of a prior art box girder spacer form;

FIG. 2 is a left side view of a prior art box girder spacer form;

FIG. 3 is a top view of a prior art box girder spacer template;

FIG. 4 is a front view of a box girder end cross beam steel form of the present utility model;

FIG. 5 is a left side view of the cross beam steel form of the box girder end of the present utility model;

FIG. 6 is a top view of the cross beam steel form of the box girder end of the present utility model;

fig. 7 is a construction operation reference diagram of the steel form of the beam end cross beam of the box girder of the present utility model.

Reference numerals illustrate:

1. a universal template; 11. a low-side steel die; 12. high-side steel mould; 2. a movable partition.

Detailed Description

The following description of the embodiments of the present utility model will be made more complete and clear to those skilled in the art by reference to the figures of the embodiments of the present utility model. 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.

The utility model decomposes the conventional fixed baffle structure into a universal template and a movable baffle which are connected together by bolts. During construction, after the universal templates are assembled in place according to Liang Changcan values, the movable partition plate boxes with proper angles are selected according to the beam end deflection angle values, and are installed and connected with the universal templates through bolts to form a whole for use. According to the difference value of the deflection angles of the beam ends, different baffle boxes are replaced when the templates are assembled each time, so that the prefabrication and installation requirements are met.

According to the utility model, through replacing the movable templates of the end beams with different angles, the inclination angle of the end beam head of the precast beam is adjusted in real time according to the design angle, and powerful guarantee is provided for butt joint between adjacent beam pieces and adjusting the curve radian of a bridge type when the beam pieces are erected.

A positioning structure and a reinforcing structure are arranged between the movable partition plate and the universal template, and the installation convenience and the safety are improved.

Having described the basic principles of the present utility model, various non-limiting embodiments of the utility model are described in detail below. Any number of elements in the figures are for illustration and not limitation, and any naming is used for distinction only and not for any limiting sense.

The principles and spirit of the present utility model are explained in detail below with reference to several representative embodiments thereof.

Example 1 of the novel box girder end beam steel mould provided by the utility model:

as shown in fig. 4-7, the universal templates 1 are used for shaping poured concrete, the structures of the universal templates 1 are the same and can be reused, and the universal templates 1 comprise a low-side steel die and a high-side steel die which are respectively used for shaping two sides of a bridge; the movable partition plates 2 are detachably connected to two ends of the universal template 1, the movable partition plates 2 are provided with a plurality of sleeves, the angles of each set of movable partition plates 2 are different, a plurality of sleeves can be arranged for the common radian, the universal templates 1 are connected through the adjacent movable partition plates 2, the movable partition plates 2 are detachably connected, the adjacent two movable partition plates 2 are combined to adjust the angle between the adjacent two universal templates 1, and the angle formed by the combination of the adjacent two movable partition plates 2 is consistent with the bridge-type curve radian.

The universal template 1 and the movable partition 2 are respectively provided with a connecting structure so that the universal template 1 is connected between the movable partition 2 or between the movable partition 2 and the movable partition 2. In this embodiment, the connection structure is a connection board, and bolt mounting holes are formed in the connection board for bolt connection and fixation.

Example 2

The difference between this embodiment and embodiment 1 is that in this embodiment, the positioning structure is further provided on the universal template 1 and the movable partition 2, the positioning structure includes a positioning slot provided on the universal template 1, the positioning slot is a rectangular slot, the length is 3-5cm, the positioning slot is arranged along the horizontal direction, the movable partition 2 is provided with a positioning block matched with the positioning slot, and the positioning is convenient for installing a bolt after positioning.

Example 3

The difference between this embodiment and embodiment 1 is that in this embodiment, a cover plate is detachably connected between the two movable partition plates 2, the surface of the cover plate contacting the movable partition plates 2 is a plane, and the plane is parallel to the center line of the movable partition plates 2.

While various embodiments of the present utility model have been shown and described herein, it will be obvious to those skilled in the art that such embodiments are provided by way of example only. Many modifications, changes, and substitutions will now occur to those skilled in the art without departing from the spirit and scope of the utility model. It should be understood that various alternatives to the embodiments of the utility model described herein may be employed in practicing the utility model. The appended claims are intended to define the scope of the utility model and are therefore to cover all module forms, equivalents, or alternatives falling within the scope of the claims.

Claims

1. Novel case roof beam end crossbeam steel mould, its characterized in that includes:

the universal template (1) is used for basically shaping the poured concrete;

the movable partition plates (2) are detachably connected to two ends of the universal templates (1), the universal templates (1) are connected through adjacent movable partition plates (2), the movable partition plates (2) are detachably connected, the two adjacent movable partition plates (2) are combined to adjust the angle between the two adjacent universal templates (1), and the angle formed by the two adjacent movable partition plates (2) is consistent with the arc of the bridge-shaped curve.

2. The novel box girder end beam steel form of claim 1, wherein: and the universal templates (1) and the movable partition plates (2) are respectively provided with a connecting structure, so that the universal templates (1) are connected between the movable partition plates (2) or between the movable partition plates (2) and the movable partition plates (2).

3. The novel box girder end beam steel form of claim 2, wherein: the connecting structure is a connecting plate, and bolt mounting holes are formed in the connecting plate for bolt connection and fixation.

4. The novel box girder end beam steel form of claim 1, wherein: and positioning structures are further arranged on the universal template (1) and the movable partition plate (2).

5. The novel box girder end beam steel form of claim 4, wherein: the positioning structure comprises a positioning groove arranged on the universal template (1), the positioning groove is arranged along the horizontal direction, and a positioning block matched with the positioning groove is arranged on the movable partition plate (2).

6. The novel box girder end beam steel form according to any one of claims 1 to 5, wherein: a cover plate is detachably connected between the two movable partition plates (2).

7. The novel box girder end beam steel form of claim 6, wherein: the contact surface of the cover plate and the movable partition plate (2) is a plane, and the plane is parallel to the central line of the movable partition plate (2).