CN215331381U

CN215331381U - Hanging basket for accelerating continuous beam cantilever construction

Info

Publication number: CN215331381U
Application number: CN202120915924.XU
Authority: CN
Inventors: 郑伟; 罗朝基; 王毅; 朱天中; 雷成龙
Original assignee: Chengzi Railway Co ltd; Second Engineering Co Ltd of China Railway No 8 Engineering Group Co Ltd
Current assignee: Chengzi Railway Co ltd; Second Engineering Co Ltd of China Railway No 8 Engineering Group Co Ltd
Priority date: 2021-04-29
Filing date: 2021-04-29
Publication date: 2021-12-28
Anticipated expiration: 2031-04-29

Abstract

The utility model discloses a hanging basket for accelerating the construction of a continuous beam cantilever, which relates to the field of building construction and comprises a triangular truss, a reinforcement system, a bottom die system, an inner template supporting system, an outer template supporting system, a front reinforcement frame and a traveling system, wherein the reinforcement frame is used for binding the reinforcement of the next suspension casting section in the period of equal strength of the concrete of the current suspension casting section, the reinforcement frame is fixed on the triangular truss, the traveling action end of the traveling system acts on the triangular truss, the front reinforcement frame is fixedly arranged on the triangular truss, during the equal strength period of the concrete of the current suspension casting section, the steel bar binding of the next section can be completed through the front steel bar binding frame, the steel bar binding process does not occupy the section process time, the equal strength of the concrete before tensioning and the steel bar binding are changed into parallel construction from the original sequential construction, and therefore the purpose of accelerating the construction progress of the suspension casting beam is achieved.

Description

Hanging basket for accelerating continuous beam cantilever construction

Technical Field

The utility model relates to the field of building construction, in particular to a hanging basket for accelerating continuous beam cantilever construction.

Background

Continuous beam or continuous rigid frame cantilever construction typically uses baskets as the load bearing structure for the suspended casting sections.

The process of using the hanging basket for construction generally comprises the steps of forward moving the hanging basket, binding steel bars, installing prestressed pipelines, pouring concrete, performing equal strength, tensioning, grouting, forward moving the hanging basket to the next section, and repeating the construction of the previous section. The construction of each segment circularly advances according to the procedures, the construction of each segment takes about 10 days, and the steel bar binding procedure takes about 3 days.

The prestressed tension of the suspended casting segment generally requires that the strength of concrete reaches 90-95 percent and the elastic modulus reaches 100 percent; the concrete is generally required to be poured for 5 days until the tensioning requirement is met, and other procedures cannot be carried out in the 5 days of equal strength, so that the progress of the project is seriously influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems and designs a hanging basket for accelerating the cantilever construction of a continuous beam.

The utility model realizes the purpose through the following technical scheme:

the utility model provides an accelerate basket of hanging of continuous beam cantilever construction, includes triangle truss, reinforcement system, die block system and interior outer template braced system, hangs the basket and still includes leading reinforcement frame and traveling system, and reinforcement frame is used for the reinforcement of the section of casting that hangs next during strong period such as current section of casting concrete, and reinforcement frame fixes on the triangle truss, and traveling system's walking effect end acts on the triangle truss.

The utility model has the beneficial effects that: through fixed leading reinforcement frame that sets up on the triangular truss, in the equal strong period of current suspension casting section concrete, can accomplish next segmental reinforcement through leading reinforcement frame, let the reinforcement process not occupy the segment process time, construct with equal strong and reinforcement of concrete before the stretch-draw by original order and become parallel construction to the realization accelerates the purpose of suspension casting roof beam construction progress.

Drawings

FIG. 1 is a schematic structural diagram of a cradle for accelerating the construction of a continuous beam cantilever according to the present invention;

FIG. 2 is a schematic diagram of a right-view structure of a cradle for accelerating continuous beam cantilever construction according to the present invention;

FIG. 3 is a steel bar binding construction schematic diagram of a hanging basket for accelerating continuous beam cantilever construction according to the utility model;

FIG. 4 is a schematic diagram of a movable cradle for accelerating the construction of a continuous beam cantilever according to the present invention;

wherein corresponding reference numerals are:

1-tripod upright posts, 2-tripod main beams, 3-walking tracks, 4-tripod diagonal draw bars, 5-fine-rolled deformed steel bars, 6-lengthened main beams, 7-web steel bar bearing longitudinal beams, 8-front cross beams, 9-first bottom longitudinal beams, 10-front cross beams, 11-bottom dies, 12-continuous beams, 13-rear cross beams, 14-second bottom longitudinal beams, 15-walking systems, 16-steel bars, 17-triangular trusses, 18-walking wheels, 19-outer sliding beams, 20-outer longitudinal beams, 21-inner sliding beams and 22-inner longitudinal beams;

b 1-the current cantilever segment, b 2-the next cantilever segment.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "inner", "outer", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or the orientations or positional relationships that the products of the present invention are conventionally placed in use, or the orientations or positional relationships that are conventionally understood by those skilled in the art, and are used for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is also to be noted that, unless otherwise explicitly stated or limited, the terms "disposed" and "connected" are to be interpreted broadly, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; the connection may be direct or indirect via an intermediate medium, and may be a communication between the two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The following detailed description of embodiments of the utility model refers to the accompanying drawings.

As shown in fig. 1, the hanging basket for accelerating continuous beam cantilever construction comprises a triangular truss 17, a steel bar 16 binding system, a bottom die system, an inner template supporting system and an outer template supporting system, and further comprises a front steel bar binding frame and a traveling system 15, wherein the steel bar binding frame is used for binding steel bars 16 of a next suspension casting section in a current suspension casting section concrete equal-strength period, the steel bar binding frame is fixed on the triangular truss 17, and a traveling action end of the traveling system 15 acts on the triangular truss 17.

As shown in fig. 1, 2, 3 and 4, the front reinforcing bar binding frame includes:

lengthening the main beam 6; the first end of the lengthened main beam 6 is fixedly connected with one end of the triangular truss 17, positioned in the construction process, of the triangular main beam 2, and the second end of the lengthened main beam 6 is fixedly connected with the triangular truss 17;

a web steel bar load-bearing longitudinal beam 7; the web steel bar load-bearing longitudinal beam 7 is used as a load-bearing beam of the web steel bar 16 of the next suspension casting section in the equal-strength period of the concrete of the current suspension casting section;

a first bottom longitudinal beam 9; the first end of the first bottom longitudinal beam 9 is fixedly connected with one end, located in the construction process, of the second bottom longitudinal beam 14 in the bottom die system, and the first bottom longitudinal beam 9 serves as a bearing beam of a bottom plate steel bar 16 of a next suspension casting section in a current suspension casting section concrete equal-strength period;

a front cross beam 8; the front cross beam 8 is fixed at the lower end of the first bottom longitudinal beam 9, when the traveling system 15 drives the triangular truss 17 to move to the next suspension casting section, the front cross beam 8 serves as a front cross beam of the next suspension casting section, and the front cross beam 10 of the current suspension casting section serves as a rear cross beam 13 of the next suspension casting section;

a suspension system; the web steel bar load-bearing longitudinal beam 7 is fixedly suspended under the lengthened main beam 6 through a suspension system, and the second end of the first bottom longitudinal beam 9 is fixed under the lengthened main beam 6 through the suspension system.

As shown in fig. 1, the cradle further comprises a tripod diagonal draw bar 4, and two ends of the tripod diagonal draw bar 4 are respectively and fixedly connected with the second end of the lengthened main beam 6 and the upper end of the tripod upright post 1 in the triangular truss 17.

As shown in fig. 1 and 2, the traveling system 15 includes a traveling rail 3, a plurality of traveling wheels 18, and a traveling power member, the traveling rail 3 is disposed on the continuous beam 12, the plurality of traveling wheels 18 are installed at two ends of the bottom of the triangular truss 17, and the traveling power member is used for driving the triangular truss 17 to move along the construction process direction.

The walking power part is an oil cylinder or an air cylinder.

The suspension system comprises a plurality of fine-rolled deformed steels 5, the web steel bar bearing longitudinal beam 7 is fixedly suspended under the lengthened main beam 6 through the fine-rolled deformed steels 5, and the second end of the first bottom longitudinal beam 9 is fixed under the lengthened main beam 6 through the fine-rolled deformed steels 5.

The working principle of the hanging basket for accelerating the continuous beam cantilever construction is as follows:

during the equal-strength period of the concrete of the current suspension casting section, fixedly suspending a web steel bar load-bearing longitudinal beam 7 under a lengthened main beam 6 through a plurality of fine-rolled deformed steel bars 5, and placing all web stirrups of the next suspension casting section; installing longitudinal steel bars 16 of a bottom plate and a lower web part of the box girder, temporarily not installing the longitudinal steel bars 16 of the upper web part, and reserving a longitudinal tensioning position of 1 m; adjusting and installing front end web longitudinal steel bars 16; tensioning longitudinal prestress and sealing the anchor after the strength and the elastic modulus of the current suspension casting section meet the requirements; adjusting and installing end web stirrups; installing the residual top plate web reinforcing steel bars 16 of the next suspension casting section; the top part is provided with a next suspension casting section steel bar 16 fixed beam; finally, the triangular truss 17 and the walking wheels 18 are driven by the walking power part to move to the position of the next suspension casting section on the walking track 3 towards the construction progress direction.

The technical solution of the present invention is not limited to the limitations of the above specific embodiments, and all technical modifications made according to the technical solution of the present invention fall within the protection scope of the present invention.

Claims

1. The utility model provides an accelerate basket of hanging of continuous beam cantilever construction, includes triangle truss, reinforcement system, die block system and inside and outside template braced system, its characterized in that, hangs the basket and still includes leading reinforcement frame and traveling system, and reinforcement frame is used for the reinforcement of the section of casting of hanging next during strong period such as current section of casting of hanging concrete, and reinforcement frame fixes on the triangle truss, and traveling system's walking effect end acts on the triangle truss.

2. The cradle of claim 1, wherein the front reinforcement frame comprises:

lengthening the main beam; the first end of the lengthened main beam is fixedly connected with one end, located in the construction process, of the triangular frame main beam in the triangular truss, and the second end of the lengthened main beam is fixedly connected with the triangular truss;

a web steel bar load-bearing longitudinal beam;

a first bottom stringer; the first end of the first bottom longitudinal beam is fixedly connected with one end, located in the construction process, of the second bottom longitudinal beam in the bottom die system;

a front beam; the front cross beam is fixed at the lower end of the first bottom longitudinal beam;

a suspension system; the web steel bar load-bearing longitudinal beam is fixedly suspended under the lengthened main beam through a suspension system, and the second end of the first bottom longitudinal beam is fixed under the lengthened main beam through the suspension system.

3. The cradle of claim 1, further comprising a triangular frame diagonal draw bar, wherein two ends of the triangular frame diagonal draw bar are respectively fixedly connected to the second end of the lengthened main beam and the upper end of the triangular frame upright post in the triangular truss.

4. The cradle of any one of claims 1-3, wherein the traveling system comprises a traveling rail, a plurality of traveling wheels and a traveling power member, the traveling rail is disposed on the continuous beam, the plurality of traveling wheels are mounted at two ends of the bottom of the triangular truss, and the traveling power member is used for driving the triangular truss to move along the construction process direction.

5. The cradle of claim 4, wherein the walking power unit is an oil cylinder or an air cylinder.

6. The hanging basket for accelerating the cantilever construction of a continuous beam according to claim 2 or 3, wherein the suspension system comprises a plurality of fine-rolled deformed steels, the web steel load-bearing longitudinal beam is fixedly suspended under the lengthened main beam through the plurality of fine-rolled deformed steels, and the second end of the first bottom longitudinal beam is fixedly suspended under the lengthened main beam through the fine-rolled deformed steels.