CN215549669U

CN215549669U - Multifunctional pedestal for precast box girder

Info

Publication number: CN215549669U
Application number: CN202122122153.1U
Authority: CN
Inventors: 路振华; 丁维建; 刘鹏舟; 秦晓燕; 俞博文
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-03
Filing date: 2021-09-03
Publication date: 2022-01-18
Anticipated expiration: 2031-09-03

Abstract

The utility model discloses a multifunctional pedestal for a prefabricated box girder, which belongs to the technical field of buildings, and adopts the technical scheme that the multifunctional pedestal comprises two first vertical I-beams and two second vertical I-beams, wherein the two first vertical I-beams and the two second vertical I-beams are respectively distributed front and back, the upper end surface and the lower end surface of the interior of each first vertical I-beam are fixedly provided with two first connecting plates distributed left and right, so that when the pedestal is built by using the first vertical I-beams, the two second vertical I-beams are fixed on the first transverse I-beams, the first connecting plates and the second connecting plates are connected by bolts, and therefore, according to the length and the width of a girder, the longitudinal and transverse I-beams can be detached at any time by detaching the bolts of the first connecting plates and the second connecting plates, so that the multifunctional pedestal is convenient for carrying out corresponding size adjustment and completely adapts to the prefabrication of girders with various structural sizes, the work efficiency is improved, and the construction cost is reduced.

Description

Multifunctional pedestal for precast box girder

Technical Field

The utility model relates to the technical field of buildings, in particular to a multifunctional pedestal for a prefabricated box girder.

Background

Railway or bridge letter box girder are bulky, and production quality requires highly, and the construction degree of difficulty is big, so often adopt the manufacturing approach of on-spot prefabrication construction, and the system roof beam pedestal is the concrete structure thing that provides for box girder production, and box girder production can accomplish template support, steel and a series of operations with skeleton installation lamp on the pedestal, and pedestal structure has important effect in the box girder production process.

When the existing multifunctional pedestal for the prefabricated box girder is used, the multifunctional pedestal does not have the function of adjusting the corresponding size, most of pedestals have fixed sizes, the size of splicing a plurality of pedestals is also fixed during construction, the multifunctional pedestal is difficult to adapt to prefabrication of girder bodies with various structural sizes, and the work efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the problems and provides a multifunctional pedestal for a precast box girder to solve the problems.

The utility model is realized in such a way that the multifunctional pedestal for the precast box girder comprises two first vertical I-beams and two second vertical I-beams, wherein the two first vertical I-beams and the two second vertical I-beams are respectively distributed in the front and back directions, the upper end surface and the lower end surface of the interior of the first vertical I-shaped steel are fixedly provided with two first connecting plates which are distributed left and right, two second connecting plates which are distributed left and right are fixedly arranged on the upper end surface and the lower end surface of the interior of the second vertical I-shaped steel, the bottom end surfaces of the two first vertical I-shaped steels and the two second vertical I-shaped steels are welded with first transverse I-shaped steels, the concrete block is installed to the bottom face of first horizontal I-steel, two the up end of first vertical I-steel and two vertical I-steels of second all welds the horizontal I-steel of second, the roof is installed to the up end of the horizontal I-steel of second.

In order to detach the longitudinal and transverse I-shaped steel at any time according to the length of the beam body and facilitate corresponding size adjustment, the first connecting plate on the right side and the second connecting plate on the left side are detachably connected through bolts.

In order to fix the first transverse H-shaped steel conveniently, the prefabricated box girder multifunctional pedestal is preferably used, the upper end face of the concrete block is embedded with a plurality of embedded parts, and the upper end faces of the embedded parts are connected with the bottom end face of the first transverse H-shaped steel in a welding mode.

In order to fix the second transverse H-shaped steel on the top plate conveniently, the limiting plates are welded between the second transverse H-shaped steel and the front end face and between the second transverse H-shaped steel and the rear end face of the top plate preferably.

In order to conveniently splice and fix the transverse I-steel and the vertical I-steel, the first vertical I-steel is preferably the same as the second vertical I-steel, the first transverse I-steel and the second transverse I-steel in size.

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

the multifunctional pedestal for the precast box girder is characterized in that a plurality of embedded parts on a concrete block are welded with a first transverse H-shaped steel, so that the first transverse H-shaped steel can be fixedly fixed, two first vertical H-shaped steels are installed on the first transverse H-shaped steel, then a second transverse H-shaped steel is connected with a top plate through a limiting plate, so that the pedestal is built, the embedded parts on the concrete block are continuously welded with the first transverse H-shaped steel, two second vertical H-shaped steels are fixed on the first transverse H-shaped steel, a first connecting plate and a second connecting plate are connected through bolts, the first vertical H-shaped steel and the second vertical H-shaped steel can be spliced and connected, so that the longitudinal and transverse H-shaped steel can be detached at any time according to the length and the width of a girder body, and corresponding size adjustment is convenient, the prefabricated beam body is completely suitable for prefabricating beam bodies with various structural sizes, the work efficiency is improved, and the construction cost is reduced.

Drawings

FIG. 1 is an overall structural view of a multi-functional pedestal for a precast box girder according to the present invention;

FIG. 2 is a block diagram of the first vertical I-beam and the first and second transverse I-beams of FIG. 1 according to the present invention;

fig. 3 is a right view structural diagram of fig. 1 according to the present invention.

In the figure, 1, a first vertical I-shaped steel; 101. a first connecting plate; 2. a second vertical I-steel; 201. a second connecting plate; 3. a first transverse I-beam; 4. a concrete block; 401. embedding parts; 5. a second transverse I-beam; 501. a limiting plate; 6. a top plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a multi-functional pedestal of precast box girder, including two vertical I-beams 1 and two vertical I-beams 2 of second, two vertical I-beams 1 are the front and back distribution with two vertical I-beams 2 of second respectively, first vertical I-beam 1 is inside all fixed mounting in upper and lower both ends face has two first connecting plates 101 that distribute about, the equal fixed mounting in upper and lower both ends face of second vertical I-beam 2 has two second connecting plates 201 that distribute about, the bottom face of two vertical I-beams 1 and two vertical I-beams 2 of second all welds first horizontal I-beam 3, the bottom face of first horizontal I-beam 3 installs concrete piece 4, the up end of two vertical I-beams 1 and two vertical I-beams 2 of second all welds second horizontal I-beam 5, the up end of second horizontal I-beam 5 is installed roof 6.

In the present embodiment: when the two first vertical I-beams 1 are installed on the first transverse I-beam 3, the position of the second transverse I-beam 5 and the position of the top plate 6 can be fixed by welding the limiting plate 501 between the second transverse I-beam 5 and the top plate 6, when the pedestal is continuously built, the longitudinal and transverse I-beams can be detached at any time according to the length and the width of the beam body by welding the embedded parts 401 on the concrete block 4 and the first transverse I-beam 3, then the two second vertical I-beams 2 are fixed on the first transverse I-beam 3, and the first connecting plate 101 and the second connecting plate 201 are connected through bolts, so that the disassembly is convenient.

As a technical optimization scheme of the present invention, the first connecting plate 101 on the right side and the second connecting plate 201 on the left side are detachably connected by bolts.

In the present embodiment: through setting up first connecting plate 101 and being located left second connecting plate 201 bolted connection, can install and dismantle first vertical I-steel 1 and the vertical I-steel 2 of second to can dismantle at any time indulging horizontal I-steel according to the length of roof beam body, be convenient for carry out corresponding size and adjust.

As a technical optimization scheme of the utility model, a plurality of embedded parts 401 are embedded in the upper end surface of the concrete block 4, and the upper end surfaces of the embedded parts 401 are connected with the bottom end surface of the first transverse I-shaped steel 3 through welding.

In the present embodiment: through setting up built-in fitting 401, can be connected concrete block 4 and first horizontal I-steel 3, be convenient for fix first horizontal I-steel 3 admittedly.

As a technical optimization scheme of the utility model, a limiting plate 501 is welded between the front end face and the rear end face of the second transverse H-shaped steel 5 and the top plate 6.

In the present embodiment: through setting up limiting plate 501, can be connected the horizontal I-steel 5 of second and roof 6, be convenient for fix the horizontal I-steel 5 of second on roof 6.

As a technical optimization scheme of the utility model, the first vertical I-beam 1 has the same size as the second vertical I-beam 2, the first transverse I-beam 3 and the second transverse I-beam 5 respectively.

In the present embodiment: through setting up the size of horizontal I-steel and vertical I-steel the same, be convenient for splice and fix horizontal I-steel and vertical I-steel.

The working principle and the using process of the utility model are as follows: firstly, a plurality of embedded parts 401 on a concrete block 4 are welded with a first transverse H-beam 3, so that the first transverse H-beam 3 can be fixedly fixed, then two first vertical H-beams 1 are installed on the first transverse H-beam 3, then a second transverse H-beam 5 is connected with a top plate 6 through a limiting plate 501, so that a pedestal is built, the embedded parts 401 on the concrete block 4 are continuously welded with the first transverse H-beam 3, then two second vertical H-beams 2 are fixed on the first transverse H-beam 3, a first connecting plate 101 and a second connecting plate 201 are connected through bolts, the first vertical H-beam 1 and the second vertical H-beam 2 can be spliced and connected, so that the longitudinal transverse H-beams can be detached at any time according to the length and the width of a beam body by detaching the bolts of the first connecting plate 101 and the second connecting plate 201, the beam body prefabricating device is convenient for corresponding size adjustment, is completely suitable for beam body prefabrication of various structural sizes, improves work efficiency and reduces construction cost.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a multi-functional pedestal of precast box girder, includes two vertical I-steel (1) of first and two vertical I-steel (2) of second, its characterized in that: the two first vertical I-beams (1) are respectively distributed with the two second vertical I-beams (2) in the front-back direction, the upper end surface and the lower end surface of the interior of the first vertical I-shaped steel (1) are fixedly provided with two first connecting plates (101) which are distributed left and right, two second connecting plates (201) which are distributed left and right are fixedly arranged on the upper end surface and the lower end surface inside the second vertical I-shaped steel (2), the bottom end surfaces of the two first vertical I-shaped steels (1) and the two second vertical I-shaped steels (2) are welded with first transverse I-shaped steels (3), the bottom end surface of the first transverse H-shaped steel (3) is provided with a concrete block (4), the upper end surfaces of the two first vertical H-shaped steels (1) and the two second vertical H-shaped steels (2) are welded with second transverse H-shaped steels (5), and a top plate (6) is arranged on the upper end surface of the second transverse I-shaped steel (5).

2. A precast box girder multifunctional deck base as claimed in claim 1, wherein: the first connecting plate (101) on the right side is detachably connected with the second connecting plate (201) on the left side through bolts.

3. A precast box girder multifunctional deck base as claimed in claim 1, wherein: a plurality of embedded parts (401) are embedded in the upper end face of the concrete block (4), and the upper end faces of the embedded parts (401) are connected with the bottom end face of the first transverse I-shaped steel (3) in a welding mode.

4. A precast box girder multifunctional deck base as claimed in claim 1, wherein: limiting plates (501) are welded between the front end faces and the rear end faces of the second transverse H-shaped steel (5) and the top plate (6).

5. A precast box girder multifunctional deck base as claimed in claim 1, wherein: the first vertical I-beam (1) is the same as the second vertical I-beam (2), the first transverse I-beam (3) and the second transverse I-beam (5) in size.