CN220113580U - Box girder prefabricated inner formwork gap bridge bracket capable of flexibly adjusting pulley block spacing - Google Patents

Abstract

The utility model relates to a box girder prefabricated inner formwork gap bridge bracket capable of flexibly adjusting pulley block spacing, which comprises a bracket body, wherein four corners of the bottom of the bracket body are respectively provided with a supporting leg assembly, and four corners of the top of the bracket body are respectively provided with an adjustable inner formwork bracket pulley assembly; the pulley component of the adjustable internal mold support comprises a support plate fixed at the top of a support body, oblong adjusting holes are formed in four corners of the support plate in a penetrating mode, a plurality of interval adjusting grooves are formed in the middle of the support plate, a pulley frame bottom plate is arranged above the support plate, mounting holes are formed in four corners of the pulley frame bottom plate in a penetrating mode, pulley positioning pins are arranged at the bottoms of the pulley frame bottom plate and are inserted into one of the interval adjusting grooves, the mounting holes and the oblong adjusting holes are fixed through bolts, pulley frame side plates are arranged on two sides of the top of the pulley frame bottom plate, and pulleys are rotatably mounted between the two pulley frame side plates. The gap between pulley blocks is adjustable, and the inner template bridge bracket is simple to process, safe, reliable and easy to operate, so that the number of the inner template bridge brackets is greatly reduced.

Description

Box girder prefabricated inner formwork gap bridge bracket capable of flexibly adjusting pulley block spacing

Technical Field

The utility model relates to the technical field of railway box girder prefabricated field template assembly, in particular to a box girder prefabricated inner template bridge bracket capable of flexibly adjusting the pulley block distance.

Background

When the templates of the railway box girder prefabricated field are assembled, the templates of the entering field are preferably selected to be the own templates, and the second-hand templates meeting the requirements are required to be purchased from the market under the condition that the number of the own templates meeting the requirements cannot meet the production, so that the situation that more than one manufacturer supplies the same box girder prefabricated template of the girder field is easy to occur. Not only are templates produced by different suppliers distinctive, but also the gap between the centers of the inner die girder traveling slideways is 550mm, 570mm and 610mm respectively, and the gap bridge frame is manufactured according to the gap between the centers of the inner die girder traveling slideways, so that the type and the number of the gap bridge frame are increased, the gap bridge frame is easy to use in error, the corresponding construction cost is also increased, and the installation work efficiency of the girder field inner die is affected.

Disclosure of Invention

The utility model aims to solve the defects of the prior art and provides a box girder prefabricated inner formwork gap bridge bracket capable of flexibly adjusting the pulley block distance.

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

a box girder prefabricated inner formwork gap bridge bracket capable of flexibly adjusting pulley block spacing comprises a bracket body, wherein four corners of the bottom of the bracket body are respectively provided with a supporting leg assembly, and four corners of the top of the bracket body are respectively provided with an adjustable inner formwork bracket pulley assembly;

the pulley assembly of the adjustable internal mold support comprises a support plate fixed at the top of a support body, oblong adjusting holes are formed in four corners of the support plate in a penetrating mode, a plurality of interval adjusting grooves which are arranged in parallel are formed in the middle of the support plate, a pulley frame bottom plate is arranged above the support plate, mounting holes are formed in four corners of the pulley frame bottom plate in a penetrating mode, pulley positioning pins are fixedly arranged in the middle of the bottom of the pulley frame bottom plate, the pulley positioning pins are inserted in one interval adjusting grooves, the mounting holes of the pulley frame bottom plate and the oblong adjusting holes corresponding to the support plate are fixedly connected through bolts, pulley frame side plates are arranged on two sides of the top of the pulley frame bottom plate, pulleys are rotatably mounted between the two pulley frame side plates, reinforcing guard plates are arranged on two sides of the pulleys, and the top of the reinforcing guard plates is lower than the highest point of the pulleys.

The beneficial effects of the utility model are as follows: the space between the pulley blocks is adjustable, the inner template bridge bracket is simple to process, safe and reliable and easy to operate, the number of the inner template bridge brackets is greatly reduced, the construction cost is saved, the field area utilization rate is maximum, and the work efficiency of installing the inner mold by constructors is improved.

Drawings

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

FIG. 2 is a schematic diagram of an adjustable inner mold support pulley assembly according to the present utility model;

in the figure: 1-a frame body; a 2-leg assembly; 3-adjusting internal mold support pulley assembly;

11-an upper frame; 12-a lower frame; 13-connecting the upright posts;

21-a leg plate; 22-adjusting the screw; 23-adjusting the nut; 24-supporting leg base; 25-reinforcing gussets; 26-stiffening plates;

31-a support plate; 32-oblong adjustment holes; 33-pitch adjustment slots; 34-pulley yoke bottom plate; 35-mounting holes; 36-pulley locating pins; 37-pulley yoke side plates; 38-pulleys; 39-reinforcing the guard plate;

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:

the utility model provides a can nimble box girder prefabricated interior template bridge bracket of adjusting assembly pulley interval, as shown in fig. 1, fig. 2, includes support body 1, and landing leg subassembly 2 is all installed in support body 1 bottom four corners, and adjustable centre form support pulley assembly 3 is all installed at support body 1 top four corners.

The frame body 1 comprises an upper frame 11 and a lower frame 12, and connecting upright posts 13 are arranged between four corners of the upper frame 11 and the lower frame 12.

The landing leg assembly 2 comprises a landing leg plate 21 welded at the lower end of the side wall of the frame body 1, an adjusting screw rod 22 is arranged on the landing leg plate 21 in a penetrating mode, adjusting nuts 23 are screwed on the upper surface and the lower surface of the landing leg plate 21 on the adjusting screw rod 22, a landing leg base 24 is arranged at the bottom of the adjusting screw rod 22, reinforcing angle plates 25 are welded between the two sides of the landing leg plate 21 and the side wall of the frame body 1, and a plurality of stiffening plates 26 are circumferentially arranged between the upper surface of the landing leg base 24 and the side wall of the adjusting screw rod 22.

The adjustable internal mold support pulley assembly 3 comprises a support plate 31 fixed at the top of the frame body 1, oblong adjusting holes 32 are penetrated at four corners of the support plate 31, a plurality of interval adjusting grooves 33 which are arranged in parallel are formed in the middle position of the support plate 31, a pulley frame bottom plate 34 is arranged above the support plate 31, mounting holes 35 are penetrated at four corners of the pulley frame bottom plate 34, pulley positioning pins 36 are fixedly arranged at the middle position of the bottom of the pulley frame bottom plate 34, the pulley positioning pins 36 are inserted into one of the interval adjusting grooves 33, the mounting holes 35 of the pulley frame bottom plate 34 and the oblong adjusting holes 32 corresponding to the support plate 31 are fixedly connected through bolts, pulley frame side plates 37 are arranged at two sides of the top of the pulley frame bottom plate 34, pulleys 38 are rotatably arranged between the two pulley frame side plates 37, reinforcing guard plates 39 are arranged at two sides of the pulleys 38, and the top of the reinforcing guard plates 39 is lower than the highest point of the pulleys 38.

In the construction of the utility model, the inner template bridge bracket is firstly placed at a designated position, and the adjusting nut 23 of the supporting leg component 2 is adjusted, so that the stability of the inner template bridge bracket is ensured. Then loosening four fixing bolts connected with the pulley frame bottom plate 34 and the supporting plate 31, selecting corresponding interval adjusting grooves 33 according to the size of the main girder of the inner mould, enabling pulley positioning pins 36 to fall into the corresponding interval adjusting grooves 33, and fixing the pulley frame bottom plate 34 and the supporting plate 31 by using the four bolts after firm adjustment, so as to prevent movement.

The utility model effectively solves the problem of various types of bridge supports caused by different center distances of the main girder running slide ways of the internal mold of different factories; the space between the pulley blocks is adjustable, the inner template bridge bracket is simple to process, safe and reliable and easy to operate, the number of the inner template bridge brackets is greatly reduced, the construction cost is saved, the field area utilization rate is maximum, and the work efficiency of installing the inner mold by constructors is improved.

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 (6)

1. The box girder prefabricated inner formwork gap bridge bracket is characterized by comprising a bracket body (1), wherein the four corners of the bottom of the bracket body (1) are respectively provided with a supporting leg component (2), and the four corners of the top of the bracket body (1) are respectively provided with an adjustable inner formwork bracket pulley component (3);

the utility model provides an adjustable centre form support pulley assembly (3) is including fixing backup pad (31) at support body (1) top, backup pad (31) four corners department runs through and has long circle regulation hole (32), a plurality of parallel arrangement's interval adjustment groove (33) have been seted up to backup pad (31) intermediate position, backup pad (31) top is equipped with pulley frame bottom plate (34), pulley frame bottom plate (34) four corners department runs through has mounting hole (35), pulley frame bottom plate (34) bottom intermediate position has set firmly pulley locating pin (36), pulley locating pin (36) are pegged graft in one of them interval adjustment groove (33), the mounting hole (35) of pulley frame bottom plate (34) and long circle regulation hole (32) that backup pad (31) correspond pass through bolt fixed connection, pulley frame bottom plate (34) top both sides are equipped with pulley frame curb plate (37), rotatory install pulley (38) between two pulley frame curb plates (37).

2. The box girder prefabricated inner formwork bridge bracket capable of flexibly adjusting the pulley block distance according to claim 1, wherein a reinforcing guard plate (39) is arranged between two pulley frame side plates (37) on two sides of a pulley (38), and the top of the reinforcing guard plate (39) is lower than the highest point of the pulley (38).

3. The box girder prefabricated inner formwork bridge bracket capable of flexibly adjusting the pulley block distance according to claim 2, wherein the supporting leg assembly (2) comprises a supporting leg plate (21) welded at the lower end of the side wall of the frame body (1), an adjusting screw (22) is arranged on the supporting leg plate (21) in a penetrating mode, adjusting nuts (23) are screwed on the adjusting screw (22) on the upper surface and the lower surface of the supporting leg plate (21), and a supporting leg base (24) is arranged at the bottom of the adjusting screw (22).

4. A box girder prefabricated inner formwork bridge bracket capable of flexibly adjusting the pulley block distance according to claim 3, wherein reinforcing angle plates (25) are welded between the two sides of the supporting leg plates (21) and the side walls of the bracket body (1).

5. The box girder prefabricated inner formwork bridge bracket capable of flexibly adjusting the pulley block distance according to claim 4, wherein a plurality of stiffening plates (26) are circumferentially arranged between the upper surface of the supporting leg base (24) and the side wall of the adjusting screw (22).

6. The box girder prefabricated inner formwork bridge bracket capable of flexibly adjusting the pulley block distance according to claim 5, wherein the bracket body (1) comprises an upper frame (11) and a lower frame (12), and connecting upright posts (13) are arranged between four corners of the upper frame (11) and the lower frame (12).