CN219261361U

CN219261361U - Temporary connection device for I-steel main beam and yoke beam

Info

Publication number: CN219261361U
Application number: CN202223021148.2U
Authority: CN
Inventors: 王磊; 朱亮; 刘佳佳; 王文星
Original assignee: China MCC20 Group Corp Ltd; Shanghai Ershiye Construction Co Ltd
Current assignee: China MCC20 Group Corp Ltd; Shanghai Ershiye Construction Co Ltd
Priority date: 2022-11-11
Filing date: 2022-11-11
Publication date: 2023-06-27
Anticipated expiration: 2032-11-11

Abstract

The utility model relates to a temporary connection device for an I-shaped steel main beam yoke, which comprises an I-shaped steel yoke and an I-shaped steel main beam which are arranged in a crisscross manner, wherein first L-shaped connection plates are symmetrically arranged on two sides of the I-shaped steel yoke, second L-shaped connection plates are symmetrically arranged on two sides of the I-shaped steel main beam, a first base plate is arranged in a gap between an extending part of each first L-shaped connection plate and an upper flange plate of the I-shaped steel main beam, a second base plate is arranged in a gap between an extending part of each second L-shaped connection plate and a lower flange plate of the I-shaped steel yoke, and two ends of the first L-shaped connection plates and two ends of the first base plate on the same side of the I-shaped steel yoke are fixedly connected with second base plates on two sides of the I-shaped steel main beam and one end of each second L-shaped connection plate through bolts. The I-steel yoke and the I-steel girder are convenient to install and detach during turnover, and the I-steel yoke and the I-steel girder cannot be damaged and can be reused.

Description

Temporary connection device for I-steel main beam and yoke beam

Technical Field

The utility model belongs to the technical field of constructional engineering, and particularly relates to a temporary connecting device for an I-steel girder coupling beam.

Background

Along with the continuous increase of urban building scale, high-rise buildings are more and more, in order to solve the problem of building up in sections of outer scaffold and building up in formwork support of holes such as elevator well heads, the I-steel is adopted as the atress girder of support frame bottom in the work progress more, because of being limited by outer scaffold vertical pole interval and formwork support frame pole setting modulus, it is often necessary to set up I-steel yoke on the I-steel in order to satisfy the demand of vertically and horizontally pole setting bottom support.

At present, the I-steel girder is connected with the I-steel yoke by adopting a welding mode, so that high-altitude electric welding workload is large, an outer frame fire disaster is easily caused in a welding process, particularly in a hole part such as an elevator shaft, the turnover of the I-steel is relatively fast, the frequent welding and dismantling easily causes the damage of an I-steel flange, the stress performance of the I-steel is greatly influenced, certain potential safety hazards are caused, the operation is inconvenient, the material loss is easily caused, and the economical efficiency is relatively poor.

Disclosure of Invention

The utility model mainly aims to provide a temporary connecting device for an I-steel girder yoke, which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the utility model is realized by the following technical scheme:

the temporary connection device for the I-shaped steel main beam joint beam comprises an I-shaped steel joint beam and an I-shaped steel main beam which are arranged in a vertically crisscross manner, wherein first L-shaped connection plates are symmetrically arranged on two sides of the I-shaped steel joint beam, two first L-shaped connection plates are clung to a web plate and a lower flange plate of the I-shaped steel joint beam and extend out of the lower flange plate, second L-shaped connection plates are symmetrically arranged on two sides of the I-shaped steel main beam, two second L-shaped connection plates are clung to the web plate and the upper flange plate of the I-shaped steel main beam and extend out of the upper flange plate, first base plates are arranged in gaps between the extending parts of the first L-shaped connection plates and the upper flange plate of the I-shaped steel main beam, two second base plates are clung to the extending parts of the second L-shaped connection plates and the lower flange plate of the I-shaped steel joint beam, and the second base plates are arranged in gaps between the extending parts of the second L-shaped connection plates and the second L-shaped connection plates, and the two second base plates are clung to the extending parts of the second L-shaped connection plates and two ends of the I-shaped steel joint beam are respectively connected with the second base plates and the two ends of the I-shaped steel joint beam.

Preferably, the first L-shaped connecting plate and the second L-shaped connecting plate are angle steels.

Preferably, the width of the first L-shaped connecting plate is larger than the width of the upper flange plate of the i-beam main beam, and the width of the second L-shaped connecting plate is larger than the width of the lower flange plate of the i-beam yoke.

Preferably, the first bolt holes are formed in two ends of the extending portions of the first L-shaped connecting plate and the second L-shaped connecting plate, the second bolt holes are formed in two ends of the first base plate and the second base plate, and the first bolt holes and the second bolt holes are mutually corresponding to the bolt connection.

Preferably, the first L-shaped connecting plate and the first pad plate may be fixedly welded into one body, and the second L-shaped connecting plate and the second pad plate may be welded into one body.

The utility model provides a temporary connecting device for a joist steel girder coupling beam, which has the following beneficial effects that;

compared with the traditional welding mode, the I-beam coupling beam and the I-beam main beam are convenient to install and detach during turnover, the connection strength of the I-beam coupling beam and the I-beam main beam can be increased through the first L-shaped connecting plate and the second L-shaped connecting plate, the connection tightness of the I-beam coupling beam and the I-beam main beam can be increased through the first base plate and the second base plate, seamless connection is realized, the I-beam coupling beam and the I-beam main beam cannot be damaged, the I-beam coupling beam and the I-beam main beam can be reused, and the safety measure cost is effectively reduced.

Drawings

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

fig. 2 is a schematic exploded view of the present utility model.

In the figure: 1. i-steel yoke; 2. an I-steel girder; 3. a first L-shaped connecting plate; 4. a second L-shaped connecting plate; 5. a first backing plate; 6. a second backing plate; 7. and (5) a bolt.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the present utility model.

The technical solutions of the present utility model will be clearly and completely described in connection with the embodiments, and it is apparent that the described embodiments are 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.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise. Furthermore, the terms "mounted," "connected," "coupled," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

1-2, an I-steel girder 2 yoke temporary connection device comprises an I-steel yoke 1 and an I-steel girder 2 which are arranged in a crisscross manner up and down, wherein first L-shaped connecting plates 3 are symmetrically arranged on two sides of the I-steel yoke 1, the two first L-shaped connecting plates 3 are tightly attached to a web plate and a lower flange plate of the I-steel yoke 1 and extend out of the lower flange plate, second L-shaped connecting plates 4 are symmetrically arranged on two sides of the I-steel girder 2, the two second L-shaped connecting plates 4 are tightly attached to the web plate and the upper flange plate of the I-steel girder 2 and extend out of the upper flange plate, a first base plate 5 is arranged in a gap between the extending part of the first L-shaped connecting plates 3 and the upper flange plate of the I-steel girder 2, the extending part of the second L-shaped connecting plates 4 are tightly attached to the extending part of the first L-shaped connecting plates 3 and the upper flange plate of the I-steel girder 2, gaps 6 are formed between the extending part of the second L-shaped connecting plates 4 and the lower flange plate of the I-steel girder 1 and the two second base plates are respectively, and two I-shaped connecting plates 6 are respectively connected with two ends of the I-steel girders 1 and the two side of the I-steel girders 4 through the second base plates 6.

Working principle: when the outer scaffold is erected in a subsection way and the formwork support of the holes of the elevator shaft mouth is erected, the I-shaped steel yoke 1 and the I-shaped steel girder 2 are arranged in a crisscross way up and down, then the I-shaped steel yoke 1 is clung to the first L-shaped connecting plates 3 on two sides, the I-shaped steel girder 2 is clung to the second L-shaped connecting plates 4 on two sides, then a first base plate 5 is arranged in the gap between the extending parts of the two first L-shaped connecting plates 3 and the upper flange plate of the I-shaped steel girder 2, a second base plate 6 is arranged in the gap between the extending parts of the two second L-shaped connecting plates 4 and the lower flange plate of the I-shaped steel yoke 1, finally the first L-shaped connecting plates 3, the second L-shaped connecting plates 4, the first base plate 5 and the second base plate 6 are locked by using a spanner through bolts 7 and nuts, and the first base plate 5 and the second base plate 6 can be pre-locked in the locking process, after adjustment and confirmation, the I-beam joint beam 1 and the I-beam main beam 2 are gradually locked and fastened, and the first L-shaped connecting plate 3, the second L-shaped connecting plate 4, the first backing plate 5 and the second backing plate 6 are respectively removed by using a spanner to remove bolts 7 and nuts when the I-beam joint beam 1 and the I-beam main beam 2 are detached, compared with the traditional welding mode, the I-beam joint beam 1 and the I-beam main beam 2 are convenient to install and detach during turnover, the connection strength of the I-steel yoke 1 and the I-steel girder 2 can be increased through the first L-shaped connecting plate 3 and the second L-shaped connecting plate 4, the connection compactness of the I-steel yoke 1 and the I-steel girder 2 can be increased through the first base plate 5 and the second base plate 6, seamless connection is realized, the I-steel yoke 1 and the I-steel girder 2 cannot be damaged, the I-steel yoke can be reused, and the safety measure cost is effectively reduced.

In a specific embodiment, the first L-shaped connecting plate 3 and the second L-shaped connecting plate 4 are angle steels, and the angle steels are common materials for construction engineering and can be obtained locally.

In a specific embodiment, the width of the first L-shaped connection plate 3 is greater than the width of the upper flange plate of the i-beam main beam 2, and the width of the second L-shaped connection plate 4 is greater than the width of the lower flange plate of the i-beam yoke 1.

In a specific embodiment, the two ends of the extending portions of the first L-shaped connecting plate 3 and the second L-shaped connecting plate 4 are provided with first bolt 7 holes, the two ends of the first backing plate 5 and the second backing plate 6 are provided with second bolt 7 holes, and the first bolt 7 holes and the second bolt 7 holes are mutually corresponding to the bolt 7 connection.

In a specific embodiment, the first L-shaped connecting plate 3 and the first backing plate 5 may be fixedly welded into a whole, and the second L-shaped connecting plate 4 and the second backing plate 6 may be welded into a whole, so that the welding into a whole is more convenient in installation and disassembly.

The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. The utility model provides an I-steel girder yoke temporary connection device, includes I-steel yoke and the I-steel girder that upper and lower crisscross arranged, its characterized in that: the two sides of the I-steel yoke are symmetrically provided with first L-shaped connecting plates, the two first L-shaped connecting plates are clung to the web plate and the lower flange plate of the I-steel yoke and extend out of the lower flange plate, the two sides of the I-steel yoke are symmetrically provided with second L-shaped connecting plates, the two second L-shaped connecting plates are clung to the web plate and the upper flange plate of the I-steel yoke and extend out of the upper flange plate, a first base plate is arranged in a gap between the extending part of the two first L-shaped connecting plates and the upper flange plate of the I-steel yoke, the extending part of the first base plate is clung to the extending part of the first L-shaped connecting plates and the upper flange plate of the I-steel yoke, and the two extending parts of the second L-shaped connecting plates are clung to the extending part of the second L-shaped connecting plates and the lower flange plate of the I-steel yoke, and the two sides of the I-steel yoke are respectively connected with the two ends of the I-steel yoke through the first L-shaped connecting plates and the two ends of the first L-shaped connecting plates.

2. The temporary connection device for the joist steel main beams according to claim 1, wherein: the first L-shaped connecting plate and the second L-shaped connecting plate are angle steels.

3. The temporary connection device for the joist steel main beams according to claim 1, wherein: the width of the first L-shaped connecting plate is larger than that of the upper flange plate of the I-steel main beam, and the width of the second L-shaped connecting plate is larger than that of the lower flange plate of the I-steel yoke beam.

4. The temporary connection device for the joist steel main beams according to claim 1, wherein: the two ends of the extending parts of the first L-shaped connecting plate and the second L-shaped connecting plate are provided with first bolt holes, the two ends of the first base plate and the second base plate are provided with second bolt holes, and the first bolt holes and the second bolt holes are mutually corresponding to the bolt connection.

5. The temporary connection device for the joist steel main beams according to claim 1, wherein: the first L-shaped connecting plate and the first backing plate can be fixedly welded into a whole, and the second L-shaped connecting plate and the second backing plate can be welded into a whole.