CN221702467U

CN221702467U - Assembled enclosing purlin for CT lock catch steel pipe pile cofferdam structure

Info

Publication number: CN221702467U
Application number: CN202420245562.1U
Authority: CN
Inventors: 林占胜; 郑帅; 裴福才; 朱海涛; 李强; 朱凤磊; 武凯; 张令伟; 侯宝清
Original assignee: Shandong Luqiao Group Co Ltd
Current assignee: Shandong Luqiao Group Co Ltd
Priority date: 2024-02-01
Filing date: 2024-02-01
Publication date: 2024-09-13
Anticipated expiration: 2034-02-01

Abstract

The utility model relates to the technical field of foundation pit engineering, and provides an assembled enclosing purlin for a CT lock catch steel pipe pile cofferdam structure, which comprises an enclosing purlin main body, wherein splice plates and square pipes are arranged at the end parts of two ends of the enclosing purlin main body, and a mounting plate is arranged at the lower end of the enclosing purlin main body along the length direction of the enclosing purlin main body. The assembled enclosing purlin can be used for construction by being assembled and combined on site, so that the construction efficiency is effectively improved, and the assembled enclosing purlin can be reused, and resource waste is avoided.

Description

Assembled enclosing purlin for CT lock catch steel pipe pile cofferdam structure

Technical Field

The utility model relates to the technical field of foundation pit engineering, in particular to an assembled enclosing purlin for a CT lock catch steel pipe pile cofferdam structure.

Background

With the improvement of national life quality, green construction is attracting wide attention. The foundation pit construction is an important ring of building construction, and the selection of a green construction mode has important significance. The existing foundation pit supporting method comprises steel pipe piles, soil nailing walls, underground continuous walls and the like, the soil nailing walls and the underground continuous walls are input at one time, and the foundation pit supporting method only used for construction of bridge foundation pits and the like has the defects of resource waste, environmental pollution and other adverse effects and does not accord with the green construction concept. Compared with other supporting modes, the steel pipe pile cofferdam has the advantages of high strength, good water leakage prevention performance, simplicity, convenience, rapidness, high efficiency, environmental protection and the like, meets the high-quality development requirement, and meets the green construction concept.

The enclosing purlin is used as an important component in a foundation pit, in the field construction process, the on-site cutting and welding are usually required to manufacture the enclosing purlin structure, the disadvantages of easy environmental pollution and lower construction efficiency are caused, and the enclosing purlin structure manufactured in the mode is disposable and difficult to recycle, and the disadvantages of easy resource waste and higher construction cost are caused.

Therefore, to solve the above problems, an assembled enclosing purlin for a CT lock catch steel pipe pile cofferdam structure is provided.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model develops the assembled enclosing purlin for the CT lock catch steel pipe pile cofferdam structure, the assembled enclosing purlin is adopted, and can be used for construction after being assembled and combined on site, so that the construction efficiency is effectively improved, and the assembled enclosing purlin can be reused at the same time, and the resource waste is avoided.

The technical scheme for solving the technical problems is as follows: the utility model provides an assembled enclosing purlin for a CT lock catch steel pipe pile cofferdam structure, which comprises an enclosing purlin main body, wherein splice plates and square pipes are arranged at the end parts of two ends of the enclosing purlin main body, and a mounting plate is arranged at the lower end of the enclosing purlin main body along the length direction of the enclosing purlin main body.

As optimization, the enclosing purlin main body comprises a first vertical plate, a second vertical plate, a first transverse plate and a second transverse plate, wherein the first vertical plate and the second vertical plate are arranged in parallel, and the first transverse plate and the second transverse plate which are arranged from top to bottom sequentially pass through the first transverse plate and the second transverse plate in a horizontal mode are connected.

As optimization, splice plates are arranged above the first transverse plate and below the second transverse plate, and splice reserved holes are formed in the splice plates.

As an optimization, the square tube is arranged between the transverse plate one and the transverse plate two.

As optimization, the cross section of the mounting plate is L-shaped, the lower end of the mounting plate is connected with the bottom of the first vertical plate, and the mounting plate and the first vertical plate form a strip-shaped groove.

As optimization, the first vertical plate and the second vertical plate are uniformly provided with installation preformed holes on one side above the first transverse plate and on one side below the second transverse plate.

The effects provided in the summary of the utility model are merely effects of embodiments, not all effects of the utility model, and the above technical solution has the following advantages or beneficial effects:

This assembled enclosing purlin has solved the cutting, the welding that hasp steel-pipe pile cofferdam structure encloses purlin and has caused waste of resources and environmental pollution, adopts assembled enclosing purlin, makes it have reuse nature to through the concatenation alright accomplish the equipment of enclosing the purlin and enclose the purlin and internal support between be connected, improved the efficiency of construction, can bring certain economic benefits.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.

FIG. 1 is a front view of an assembled purlin of the present utility model;

FIG. 2 is a side view of an assembled purlin of the utility model;

FIG. 3 shows the present utility model the position of the partition board is schematically shown.

In the figure, 1, enclosing a purlin main body; 11. a first vertical plate; 12. a second vertical plate; 13. a transverse plate I; 14. a transverse plate II; 2. splice plates; 3. splicing the reserved holes; 4. square tubes; 5. a mounting plate; 51. a bar-shaped groove; 6. a partition plate; 7. and installing a preformed hole.

Detailed Description

In order to clearly illustrate the technical features of the present solution, the present utility model will be described in detail below with reference to the following detailed description and the accompanying drawings. The following disclosure provides many different embodiments, or examples, for implementing different structures of the utility model. In order to simplify the present disclosure, components and arrangements of specific examples are described below. Furthermore, the present utility model may repeat reference numerals and/or letters in the various examples. This repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. It should be noted that the components illustrated in the figures are not necessarily drawn to scale. Descriptions of well-known components and processing techniques and processes are omitted so as to not unnecessarily obscure the present utility model. The terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like refer to an orientation or positional relationship based on that shown in the drawings, merely for convenience of description and to simplify the description, and do not denote or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; 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.

As shown in fig. 1 to 3, an assembled enclosing purlin for a CT lock catch steel pipe pile cofferdam structure comprises an enclosing purlin main body 1, wherein splice plates 2 and square pipes 4 are arranged at two end parts of the enclosing purlin main body 1, and a mounting plate 5 is arranged at the lower end of the enclosing purlin main body 1 along the length direction of the enclosing purlin main body 1.

In this embodiment, the enclosing purlin main body 1 includes a first riser 11, a second riser 12, a first transverse plate 13 and a second transverse plate 14, where the first riser 11 and the second riser 12 are arranged in parallel, and the first riser 11 and the second riser 12 are connected from top to bottom sequentially through the first transverse plate 13 and the second transverse plate 14 that are horizontally arranged.

In this embodiment, splice plates 2 are disposed above the first transverse plate 13 and below the second transverse plate 14, and splice reserved holes 3 are formed in the splice plates 2.

In this embodiment, the square tube 4 is disposed between the first cross plate 13 and the second cross plate 14.

In this embodiment, the cross section of the mounting plate 5 is in an L shape, the lower end of the mounting plate 5 is connected to the bottom of the first riser 11, and the mounting plate 5 and the first riser 11 form a bar-shaped groove 51.

In this embodiment, the first riser 11 and the second riser 12 are disposed on one side above the first transverse plate 13 and the first riser 11 and the second riser 12 are disposed on one side below the second transverse plate 14.

The enclosing purlin main body 1 is formed by splicing four steel plates, namely a first vertical plate 11, a second vertical plate 12, a first transverse plate 13 and a second transverse plate 14, is a main stress component of the assembled enclosing purlin, is provided with a single section with the length of 3 meters, is provided with a partition plate 6 in the middle, is positioned on the second transverse plate 14, is connected with the first vertical plate 11 and the second vertical plate 12, and is added with the assembled enclosing purlin with the length of 0.5 meter for matching the length required by actual engineering; the connection between the enclosing purlin main body 1 is divided into two parts, namely the splice plates 2 are respectively aligned and spliced, high-strength bolt connection is carried out through reserved holes on the splice plates 2, and the square pipe 4 is arranged in the middle part between the transverse plate I13 and the transverse plate II 14 to share the stress of the bolt part. The bottom plate at the joint of the inner support and the enclosing purlin is placed into a strip-shaped groove 51 formed by the mounting plate 5 and the first vertical plate 11, and the enclosing purlin is connected with the inner support bottom plate through the mounting reserved holes 7 on the first vertical plate 11 and the second vertical plate 12 by high-strength bolts.

Through carrying out high-strength bolted connection in splice preformed hole 3 on splice plate 2 to and square pipe 4 is at two inboard atress of connecting sharing high-strength bolt of enclosing purlin main part 1, makes major structure link as an organic wholely, constitutes assembled enclosing purlin structure, to the interior supporting auxiliary installation structure on the assembled enclosing purlin, then put into bar inslot 5 with interior supporting and enclosing purlin junction's bottom plate, will enclose purlin and interior supporting sleeve bottom plate and carry out high-strength bolted connection through installation preformed hole 7.

The assembly type enclosing purlin is connected through a high-strength bolt in a reserved hole at a splicing position of a main body on the splice plate 2, and the square pipe 4 is connected internally, after the assembly is completed, the assembly is hoisted to a designated position, a sleeve bottom plate at the connecting position of the inner support and the enclosing purlin is placed in the strip-shaped groove 5, and the inner support can be installed by carrying out high-strength bolt connection on the installation reserved hole 7 of the enclosing purlin and the bottom plate.

While the foregoing description of the embodiments of the present utility model has been presented with reference to the drawings, it is not intended to limit the scope of the utility model, but rather, it is apparent that various modifications or variations can be made by those skilled in the art without the need for inventive work on the basis of the technical solutions of the present utility model.

Claims

1. A assembled purlin that encloses for CT hasp steel-pipe pile cofferdam structure, characterized by: including enclosing purlin main part (1), enclose purlin main part (1) both ends tip and set up splice plate (2) and side's pipe (4), enclose purlin main part (1) lower extreme and set up mounting panel (5) along enclosing purlin main part (1) length direction.

2. The fabricated enclosing purlin for a CT-locked steel pipe pile cofferdam structure of claim 1, characterized by: enclose purlin main part (1) including riser one (11), riser two (12), diaphragm one (13) and diaphragm two (14), riser one (11) and riser two (12) parallel arrangement, from top to bottom loops through horizontal setting's diaphragm one (13) and diaphragm two (14) to link to each other between riser one (11) and the riser two (12).

3. The fabricated enclosing purlin for a CT-locked steel pipe pile cofferdam structure of claim 2, characterized by: splice plates (2) are arranged above the first transverse plate (13) and below the second transverse plate (14), and splice reserved holes (3) are formed in the splice plates (2).

4. The fabricated enclosing purlin for a CT-locked steel pipe pile cofferdam structure of claim 3, wherein: the square tube (4) is arranged between the transverse plate I (13) and the transverse plate II (14).

5. The fabricated enclosing purlin for the CT-locked steel pipe pile cofferdam structure of claim 4, wherein: the section of the mounting plate (5) is L-shaped, the lower end of the mounting plate (5) is connected with the bottom of the first vertical plate (11), and the mounting plate (5) and the first vertical plate (11) form a strip-shaped groove (51).

6. The fabricated enclosing purlin for the CT-locked steel pipe pile cofferdam structure of claim 5, wherein: the side of the first vertical plate (11) and the second vertical plate (12) above the transverse plate (13) and the side of the first vertical plate (11) and the second vertical plate (12) below the transverse plate (14) are uniformly provided with mounting reserved holes (7).