CN217782131U

CN217782131U - Firm steel-pipe pile basis of aquatic tower crane

Info

Publication number: CN217782131U
Application number: CN202222036018.XU
Authority: CN
Inventors: 李远星; 陈仲文; 高奎; 张航; 刘辰
Original assignee: No 1 Engineering Co Ltd of CCCC First Highway Engineering Co Ltd
Current assignee: No 1 Engineering Co Ltd of CCCC First Highway Engineering Co Ltd
Priority date: 2022-08-03
Filing date: 2022-08-03
Publication date: 2022-11-11
Anticipated expiration: 2032-08-03

Abstract

The utility model provides a firm steel pipe pile foundation of an underwater tower crane, which comprises a bottom girder, wherein a top girder is welded on the upper part of the bottom girder; tower crane connecting seats are respectively welded at the upper part of the top girder; the front side and the rear side of the lower part of the bottom main beam are provided with steel pipe piles by bolts, and the steel pipe pile is characterized in that a reinforcing support is welded at the upper part of the inner side of each steel pipe pile; the lower part of the steel pipe pile is provided with an extending connecting frame structure; and the steel pipe piles and the extension connecting frame structures are respectively provided with a detachable stable support structure. The utility model discloses utilize cross firm support can increase the steadiness between the steel-pipe pile and connect the steadiness between the steel pipe.

Description

Steel-pipe pile basis of firm aquatic tower crane

Technical Field

The utility model belongs to the technical field of steel pipe foundation, especially, relate to a steel pipe pile basis of firm aquatic tower crane.

Background

In the field of bridge construction, tower cranes are the most common lifting equipment. In order to meet the anti-overturning requirement of the tower crane, the bottom of the tower crane needs to be anchored on a firm basis. When in land construction, the tower crane can adopt a reinforced concrete bearing platform as an anchoring and supporting foundation, and when in underwater construction, a pile foundation is usually adopted because of no supporting structure. The pile foundation is formed by constructing a certain number of cast-in-situ bored piles at the erection position of a tower crane, and then pouring reinforced concrete on the tops of the cast-in-situ bored piles to form a structure similar to a bearing platform to serve as an anchoring and supporting foundation of the tower crane. The pile foundation has the advantages of extremely strong bearing capacity, water flow impact resistance and high stability. The existing steel pipe pile foundation with the patent number of 201920287200.8 and for the underwater tower crane comprises 4 steel pipe piles inserted into an underwater tower crane erection area, wherein the 4 steel pipe piles are connected in a parallel connection mode; the lower end of each steel pipe pile is inserted into the water bottom, the lower part in each steel pipe pile is filled with sand, the upper part of each steel pipe pile is filled with concrete, two rows of anchoring channel steel are pre-buried in the concrete, a horizontally arranged bearing beam is respectively erected at the tops of two pairs of obliquely opposite steel pipe piles, the two ends of each bearing beam are positioned between the two rows of anchoring channel steel, a shoulder pole beam is arranged on each two adjacent anchoring channel steel on the top surface of the bearing beam, and a fixed channel steel is respectively welded on the top of each shoulder pole beam along the two sides of each row of anchoring channel steel; 4 tower crane anchoring points are symmetrically arranged on the top surfaces of the two bearing beams. The underwater tower crane is anchored by 4 anchoring points. The problem of the steel pipe pile foundation of current aquatic tower crane poor to the holistic stability of steel pipe.

SUMMERY OF THE UTILITY MODEL

To the technical problem, the utility model provides a steel pipe pile basis of firm aquatic tower crane, its simple structure can increase the steadiness of junction.

The technical scheme is as follows: a stable steel pipe pile foundation of an underwater tower crane comprises a bottom girder, wherein a top girder is welded at the upper part of the bottom girder; the upper parts of the top layer main beams are respectively welded with tower crane connecting seats; the front side and the rear side of the lower part of the bottom main beam are provided with steel pipe piles by bolts, and the steel pipe pile is characterized in that a reinforcing support is welded at the upper part of the inner side of each steel pipe pile; the lower part of the steel pipe pile is provided with an extending connecting frame structure; and the steel pipe piles and the extension connecting frame structures are respectively provided with a detachable stable support structure.

Preferably, the detachable stable support structure comprises a cross-shaped stable support, and fixing hoops are welded at four corners of the cross-shaped stable support respectively; the outer side of the fixed hoop is provided with a detachable hoop; the upper side and the lower side of the fixed hoop and the upper side and the lower side of the conveniently-disassembled hoop are respectively welded with butt-joint lug plates.

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

the utility model discloses in utilize cross firm support can increase the steadiness between the steel-pipe pile and the steadiness between the connection steel pipe.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the easy-to-disassemble stable bracket structure of the present invention.

Fig. 3 is a schematic structural view of the extended connecting frame structure of the present invention.

In the figure:

1. a bottom layer main beam; 2. a top layer main beam; 3. a tower crane connecting seat; 4. steel pipe piles; 5. the stable bracket structure is convenient to disassemble; 51. a cross-shaped stabilizing bracket; 52. a fixing hoop; 53. the hoop is convenient to disassemble; 54. butting the lug plates; 6. reinforcing the bracket; 7. an extension link structure; 71. connecting the steel pipes; 72. a flange plate; 73. inserting a pipe; 74. a gasket is provided.

Detailed Description

The invention is further described below with reference to the accompanying drawings:

example (b):

as shown in the attached drawings 1 and 2, the utility model provides a firm steel pipe pile foundation of an underwater tower crane, which comprises a bottom girder 1, wherein a top girder 2 is welded on the upper part of the bottom girder 1; the upper parts of the top layer main beams 2 are respectively welded with tower crane connecting seats 3; the front side and the rear side of the lower part of the bottom girder 1 are provided with steel pipe piles 4 through bolts, and the steel pipe pile is characterized in that a reinforcing support 6 is welded on the upper part of the inner side of each steel pipe pile 4; the lower part of the steel pipe pile 4 is provided with an extending connecting frame structure 7; the steel pipe piles 4 and the extension connecting frame structures 7 are respectively provided with a detachable stable support structure 5; the stable support structure 5 convenient to disassemble comprises a cross-shaped stable support 51, and fixing hoops 52 are welded at the four corners of the cross-shaped stable support 51 respectively; the outer side of the fixed hoop 52 is provided with a detachable hoop 53; the upper and lower sides of the fixed hoop 52 and the upper and lower sides of the easy-to-detach hoop 53 are respectively welded with butt-joint lug plates 54, and the butt-joint lug plates 54 are connected with each other through bolts and nuts, so that butt-joint installation of the fixed hoop 52 and the easy-to-detach hoop 53 can be realized.

As shown in fig. 3, in the above embodiment, specifically, the extension connecting frame structure 7 includes a connecting steel pipe 71, flanges 72 are welded to upper and lower ends of the connecting steel pipe 71, respectively, and a lower portion of the flange 72 is also welded to a lower end of the steel pipe pile 4; the lower part of the flange 72 at the lower end of the connecting steel pipe 71 and the lower part of the flange 72 at the lower end of the steel pipe column 4 are respectively welded with an inserting pipe 73, and the stability of the connecting steel pipes 71 during connection can be improved after the inserting pipes 73 are inserted into the inner sides of the connecting steel pipes 71; the upper part of the outer side of the inserting pipe 73 is sleeved with a sealing gasket 74, and the sealing effect of the joint of the flange plate 72 can be improved by the sealing gasket 74.

In the above embodiment, specifically, the fixing hoops 52 and the detachable hoops 53 are respectively sleeved on the outer sides of the steel pipe piles 4 and the outer sides of the connecting steel pipes 71, and the cross-shaped stabilizing brackets 51 can increase the stability between the steel pipe piles 4 and the stability between the connecting steel pipes 71.

Principle of operation

The utility model discloses in the course of the work, usable grafting pipe 73 is pegged graft and is realized the butt joint to connecting steel pipe 71 in the inboard of connecting steel pipe 71, and it is fixed to screw up through bolt and nut with the ring flange 72 of interconnect simultaneously, then utilize fixed hoop 52 and just tear hoop 53 open and cup joint in the outside of steel-pipe pile 4 and the outside of connecting steel pipe 71, then utilize bolt and nut to fix butt joint otic placode 54 together to utilize cross firm support 51 to increase the steadiness between steel-pipe pile 4 and the steadiness between connecting steel pipe 71.

Utilize technical scheme, or technical personnel in the field are in the utility model discloses under technical scheme's the inspiration, design similar technical scheme, and reach above-mentioned technological effect, all fall into the utility model discloses a protection scope.

Claims

1. A steel pipe pile foundation of a stable underwater tower crane comprises a bottom main beam (1), wherein a top main beam (2) is welded at the upper part of the bottom main beam (1); the upper parts of the top layer main beams (2) are respectively welded with tower crane connecting seats (3); the front side and the rear side of the lower part of the bottom layer main beam (1) are provided with steel pipe piles (4) through bolts, and the steel pipe pile is characterized in that a reinforcing support (6) is welded at the upper part of the inner side of each steel pipe pile (4); an extension connecting frame structure (7) is installed at the lower part of the steel pipe pile (4); and stable support structures (5) which are convenient to disassemble are respectively arranged between the steel pipe piles (4) and between the extending connecting frame structures (7).

2. The steel pipe pile foundation of the firm aquatic tower crane of claim 1, characterized in that said firm support structure (5) of just dismantling includes the cross firm support (51), and the four corners of the cross firm support (51) weld with the fixed hoop (52) separately; the outer side of the fixed hoop (52) is provided with a detachable hoop (53); the upper side and the lower side of the fixed hoop (52) and the upper side and the lower side of the easy-to-detach hoop (53) are respectively welded with butt joint ear plates (54).

3. The firm steel pipe pile foundation of the underwater tower crane according to claim 1, wherein the extension connecting frame structure (7) comprises a connecting steel pipe (71), flanges (72) are respectively welded at the upper end and the lower end of the connecting steel pipe (71), and the lower part of the flange (72) is also welded at the lower end of the steel pipe pile (4); splicing pipes (73) are respectively welded at the lower part of the flange (72) arranged at the lower end of the connecting steel pipe (71) and the lower part of the flange (72) arranged at the lower end of the steel pipe pile (4); the upper part of the outer side of the inserting pipe (73) is sleeved with a sealing gasket (74).