CN115573377A - Bearing platform foundation for tower crane and construction method thereof - Google Patents

Bearing platform foundation for tower crane and construction method thereof Download PDF

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Publication number
CN115573377A
CN115573377A CN202211104127.9A CN202211104127A CN115573377A CN 115573377 A CN115573377 A CN 115573377A CN 202211104127 A CN202211104127 A CN 202211104127A CN 115573377 A CN115573377 A CN 115573377A
Authority
CN
China
Prior art keywords
piles
tower crane
bearing platform
module
cast
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202211104127.9A
Other languages
Chinese (zh)
Inventor
何伟
白野
刘海悦
齐洪涛
李帅
徐海峰
刘颖超
董晓聪
孙加齐
裴鸿斌
周申彬
贾红学
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tianjin Construction Engineering Co Ltd of China Construction Eighth Engineering Division Co Ltd
Original Assignee
Tianjin Construction Engineering Co Ltd of China Construction Eighth Engineering Division Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tianjin Construction Engineering Co Ltd of China Construction Eighth Engineering Division Co Ltd filed Critical Tianjin Construction Engineering Co Ltd of China Construction Eighth Engineering Division Co Ltd
Priority to CN202211104127.9A priority Critical patent/CN115573377A/en
Publication of CN115573377A publication Critical patent/CN115573377A/en
Pending legal-status Critical Current

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D27/00—Foundations as substructures
    • E02D27/32—Foundations for special purposes
    • E02D27/42—Foundations for poles, masts or chimneys
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D27/00—Foundations as substructures
    • E02D27/10—Deep foundations
    • E02D27/12—Pile foundations
    • E02D27/14—Pile framings, i.e. piles assembled to form the substructure
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D27/00—Foundations as substructures
    • E02D27/10—Deep foundations
    • E02D27/12—Pile foundations
    • E02D27/16—Foundations formed of separate piles
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D27/00—Foundations as substructures
    • E02D27/32—Foundations for special purposes
    • E02D27/44—Foundations for machines, engines or ordnance
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
    • E02D5/22—Piles
    • E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same

Abstract

The invention relates to a bearing platform foundation for a tower crane and a construction method thereof, wherein the bearing platform foundation comprises the following steps: constructing a plurality of cast-in-place piles which are formed below the ground and are vertically arranged; the fixing pile is inserted into the cast-in-place pile and partially exposed outwards from the top of the cast-in-place pile; the supporting piles are vertically fixed at the tops of the fixing piles and are formed by splicing a plurality of unit piles which are connected end to end; and the tower crane is arranged on the top of the bearing platform. The invention effectively solves the problem that the steel in the traditional cushion cap foundation is difficult to recycle, and the structure of the cushion cap foundation is optimized, so that the steel can be recycled, the construction cost is reduced, the construction efficiency is improved, and the construction progress is ensured.

Description

Bearing platform foundation for tower crane and construction method thereof
Technical Field
The invention relates to the field of building construction, in particular to a bearing platform foundation for a tower crane and a construction method thereof.
Background
The construction of the fixed tower footing of the traditional tower crane generally adopts the following two methods: shallow foundation, the bearing platform is directly laid on the natural foundation; the pile foundation utilizes the cast-in-situ bored pile to transfer the load of the bearing platform; the traditional tower crane foundation construction method has the following defects:
1. in the aspect of construction cost, a large amount of steel bars and concrete are required to be input for each construction of the concrete tower crane foundation bearing platform, the concrete tower crane foundation bearing platform cannot be recycled, resource waste is caused, and the construction cost is high;
2. the construction period is controlled, the manufacturing and maintenance time of the traditional reinforced concrete foundation bearing platform is long, and the construction period is limited;
3. the construction site is limited, and the traditional tower crane foundation occupies a large area; and when the large tower crane foundation bearing platform and the basement are constructed in a crossed manner, the height difference between the bearing platform and the basement is small, and the construction is difficult.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, provides a bearing platform foundation for a tower crane and a construction method thereof, solves the problem that steel in the traditional bearing platform foundation is difficult to recycle, enables the steel to be recycled by optimizing the structure of the bearing platform foundation, reduces the construction cost, improves the construction efficiency and ensures the construction progress.
The technical scheme for realizing the purpose is as follows:
the invention provides a bearing platform foundation for a tower crane, which comprises:
constructing a plurality of cast-in-place piles which are formed below the ground and are vertically arranged;
the fixed pile is inserted into the cast-in-place pile and partially exposed outwards from the top of the cast-in-place pile;
the supporting piles are vertically fixed at the tops of the fixing piles and are formed by splicing a plurality of unit piles which are connected end to end; and
and the tower crane is arranged on the top of the bearing platform.
The invention provides a bearing platform foundation for a tower crane, which is characterized in that a fixed pile is inserted in a cast-in-place pile, a plurality of unit piles are spliced at the top of the fixed pile to form a support pile, the bearing platform is installed at the top of the support pile, the unit piles can be detached one by one after the tower crane construction is finished, the fixed piles are also detached simply, an underground structure is only provided with the cast-in-place pile, the influence on the underground structure is small, the problem that steel in the traditional bearing platform foundation is difficult to recycle is solved, the steel can be recycled by optimizing the structure of the bearing platform foundation, the construction cost is reduced, the construction efficiency is improved, and the construction progress is ensured.
The invention further improves a bearing platform foundation for a tower crane, and the bearing platform foundation also comprises a plurality of horizontal supports which are connected between two adjacent support piles and are in a horizontal shape.
The invention further improves the bearing platform foundation for the tower crane, and the bearing platform foundation further comprises a plurality of inclined struts which are connected between two adjacent supporting piles.
The invention further improves the bearing platform foundation for the tower crane, and further comprises a plurality of anchor ears fixedly arranged at the side parts of the supporting piles at intervals, the horizontal supports are connected with the corresponding side parts of the anchor ears and the supporting piles, and the inclined supports are connected between the corresponding anchor ears.
The invention further provides a further improvement of the bearing platform foundation for the tower crane, wherein the bearing platform comprises a rectangular frame which is fixed at the top of a support pile and is enclosed into a rectangle, a first module which is connected between two opposite corners of the rectangular frame and two second modules which are connected between the side part of the first module and the corresponding top corner of the rectangular frame, the two second modules are arranged along a straight line, and the first module and the two second modules are respectively arranged along the two opposite corners of the rectangular frame.
The bearing platform foundation for the tower crane is further improved in that the bearing platform foundation further comprises a sleeve arranged along the extending direction of the second module and a through hole which is formed in the side wall of the sleeve and matched with the first module, the first module penetrates through the through hole, one end of the second module is inserted into the sleeve, and the other end of the second module is fixed at the corresponding top angle of the rectangular frame.
The invention further improves the bearing platform foundation for the tower crane, and the bearing platform foundation further comprises a first connecting hole arranged on the side wall of the sleeve and a second connecting hole which corresponds to the first connecting hole and is arranged on the second module, and the second module is fixedly connected with the sleeve by inserting a bolt through the first connecting hole and the second connecting hole.
The invention is further improved for the bearing platform foundation of the tower crane, and the rectangular frame comprises four I-shaped steels which are connected end to end.
The invention further provides a further improvement of the bearing platform foundation for the tower crane, which comprises tower crane supporting legs arranged at the top of the bearing platform so as to be fixedly connected with the tower crane.
The invention provides a construction method of a bearing platform foundation for a tower crane, which comprises the following steps:
constructing towards the ground to form a plurality of cast-in-place piles, inserting the fixed piles into the cast-in-place piles, and exposing the tops of the cast-in-place piles;
fixing the unit piles at the tops of the fixed piles, and splicing a plurality of unit piles end to form supporting piles;
and installing a bearing platform on the tops of the plurality of supporting piles, and installing the tower crane on the top of the bearing platform.
Drawings
FIG. 1 is a front view of a bearing platform foundation for a tower crane of the present invention.
FIG. 2 is a top view of a bearing platform portion of the bearing platform foundation for a tower crane of the present invention.
FIG. 3 is a top view of a first modular portion of the bearing platform foundation for a tower crane of the present invention.
Detailed Description
The invention is further described with reference to the following figures and specific examples.
Referring to fig. 1, the invention provides a bearing platform foundation for a tower crane and a construction method thereof, a fixing pile is inserted in a cast-in-place pile, a plurality of unit piles are spliced at the top of the fixing pile to form a supporting pile, a bearing platform is installed at the top of the supporting pile, the unit piles can be detached one by one after the tower crane construction is finished, the detaching of the fixing pile is simple, the underground structure is only provided with the cast-in-place pile, the influence on the underground structure is small, the problem that steel materials in the traditional bearing platform foundation are difficult to recycle is solved, the steel materials can be recycled by optimizing the structure of the bearing platform foundation, the construction cost is reduced, the construction efficiency is improved, and the construction progress is ensured. The invention is described below with reference to the accompanying drawings.
Referring to fig. 1, fig. 1 is a front view of a bearing platform foundation for a tower crane according to the present invention. The bearing platform foundation for the tower crane of the invention is explained with reference to fig. 1.
As shown in fig. 1 to 3, the bearing platform foundation for the tower crane of the present invention comprises:
constructing a plurality of cast-in-place piles 11 which are formed below the ground and are vertically arranged;
a fixed pile 12 inserted into the cast-in-place pile 11 and partially exposed outward from the top of the cast-in-place pile 11;
the supporting piles 13 are vertically fixed at the tops of the fixing piles 12, and the supporting piles 13 are formed by splicing a plurality of unit piles 131 which are connected end to end; and
and the bearing platform 14 is arranged at the tops of the support piles 13, and the tower crane is arranged at the top of the bearing platform 14.
Specifically, still include the tower crane landing leg 15 of installing in the top of cushion cap 14 for supply with tower crane fixed connection.
As a preferred embodiment of the present invention, the present invention further includes a plurality of horizontal braces 1321 connected between two adjacent support piles 13 and having a horizontal shape.
Specifically, the system further comprises a plurality of inclined struts 1322 connected between two adjacent support piles 13.
Preferably, the support structure further comprises a plurality of anchor ears 132 fixed at intervals on the side portions of the support piles 13, the horizontal supports 1321 are connected to the anchor ears 132 and the corresponding side portions of the support piles 13, and the inclined supports 1322 are connected between the corresponding anchor ears 132.
Further, the platform 14 includes a rectangular frame 141 fixed to the top of the support pile 13 and enclosing to form a rectangle, a first module 142 connected between two opposite corners of the rectangular frame 141, and two second modules 143 connected between the side of the first module 142 and the corresponding top corner of the rectangular frame 141, where the two second modules 143 are arranged along a straight line, and the first module 142 and the two second modules 143 are respectively arranged along two diagonal lines of the rectangular frame 141.
Specifically, the module further includes a sleeve 1421 disposed along the extending direction of the second module 143 and a through hole opened in a sidewall of the sleeve 1421 and matched with the first module 142, the first module 142 is disposed through the through hole, one end of the second module 143 is inserted into the sleeve 1421, and the other end of the second module 143 is fixed at a corresponding vertex angle of the rectangular frame 141.
Preferably, the module further includes a first connection hole opened in a sidewall of the sleeve 1421 and a second connection hole corresponding to the first connection hole and opened in the second module 143, and the second module 143 is fixedly connected to the sleeve 1421 by inserting a pin through the first connection hole and the second connection hole.
Specifically, the rectangular frame 141 includes four i-beams connected end to end.
The specific implementation method of the invention is as follows:
constructing towards the lower part of the ground to form a plurality of filling piles 11, wherein four filling piles 11 can be formed, and the four filling piles 11 are enclosed to form a rectangle;
inserting a fixed pile 12 into the cast-in-place pile 11, exposing the top of the cast-in-place pile 11, fixing the unit piles 131 to the top of the fixed pile 12, and splicing the unit piles 131 end to form a support pile 13;
the anchor ears 132 and the corresponding side parts of the support piles 13 are connected with horizontal struts 1321, and inclined struts 1322 are connected between two adjacent anchor ears 132;
installing a rectangular frame 141 on the top of the support pile 13, installing a first module 142 along one diagonal line of the rectangular frame 141, inserting one end of a second module 143 into the sleeve 1421, and fixing the other end of the second module 143 at a corresponding vertex angle of the rectangular frame 141, so that two second modules 143 form one diagonal line, inserting a bolt into the first connecting hole and the second connecting hole, so that the second module 143 is fixedly connected with the sleeve 1421, and at this time, the installation of the cushion cap 14 is completed;
install tower crane landing leg 15 at the top surface of cushion cap 14, and then be fixed in cushion cap 14 with the tower crane landing leg 15 fixed connection, after the construction is accomplished, can dismantle cushion cap 14 and a plurality of unit stake 131 to realize recycling.
The invention also provides a construction method of the bearing platform foundation for the tower crane, which comprises the following steps:
constructing towards the ground to form a plurality of cast-in-place piles 11, inserting fixed piles 12 into the cast-in-place piles 11, and exposing the tops of the cast-in-place piles 11;
fixing the unit piles 131 to the tops of the fixed piles 12, and splicing the unit piles 131 end to form the supporting piles 13;
and (4) installing a bearing platform 14 on the tops of the plurality of support piles 13, and installing the tower crane on the top of the bearing platform 14.
The concrete operation mode of the practical implementation of the construction method provided by the invention is as follows:
constructing towards the lower part of the ground to form a plurality of filling piles 11, wherein four filling piles 11 can be formed, and the four filling piles 11 are enclosed to form a rectangle;
inserting a fixed pile 12 into the cast-in-place pile 11, exposing the top of the cast-in-place pile 11, fixing unit piles 131 on the top of the fixed pile 12, and splicing a plurality of unit piles 131 end to form a support pile 13;
the anchor ear 132 and the side of the corresponding support pile 13 are connected with a horizontal support 1321, and an inclined bracing 1322 is connected between two adjacent anchor ears 132;
installing a rectangular frame 141 on the top of the support pile 13, installing a first module 142 along one diagonal line of the rectangular frame 141, inserting one end of a second module 143 into the sleeve 1421, and fixing the other end of the second module 143 at a corresponding vertex angle of the rectangular frame 141, so that two second modules 143 form one diagonal line, inserting a bolt into the first connecting hole and the second connecting hole, so that the second module 143 is fixedly connected with the sleeve 1421, and at this time, the installation of the cushion cap 14 is completed;
at bearing platform 14's top surface installation tower crane landing leg 15, and then be fixed in bearing platform 14 with the tower crane landing leg 15 fixed connection, after the construction is accomplished, can dismantle bearing platform 14 and a plurality of unit stake 131 to realize recycling.
While the present invention has been described in detail and with reference to the embodiments thereof as illustrated in the accompanying drawings, it will be apparent to one skilled in the art that various changes and modifications can be made therein. Therefore, certain details of the embodiments should not be construed as limitations of the invention, except insofar as the following claims are interpreted to cover the invention.

Claims (10)

1. The utility model provides a cushion cap basis for tower crane which characterized in that includes:
constructing a plurality of cast-in-place piles which are formed below the ground and are vertically arranged;
the fixing pile is inserted into the cast-in-place pile and partially exposed outwards from the top of the cast-in-place pile;
the supporting piles are vertically fixed at the tops of the fixing piles and are formed by splicing a plurality of unit piles which are connected end to end; and
install in a plurality of the cushion cap at the top of support stake, the tower crane supplies install in the top of cushion cap.
2. The bearing platform foundation for the tower crane as claimed in claim 1, further comprising a plurality of horizontal struts which are connected between two adjacent support piles and are horizontal.
3. The bearing platform foundation for the tower crane as claimed in claim 2, further comprising a plurality of inclined struts connected between two adjacent support piles.
4. The bearing platform foundation for the tower crane according to claim 3, further comprising a plurality of anchor ears fixedly arranged at the side parts of the support piles at intervals, wherein the horizontal supports are connected to the anchor ears and the side parts corresponding to the support piles, and the inclined supports are connected between the corresponding anchor ears.
5. The bearing platform foundation for the tower crane of claim 1, wherein the bearing platform comprises a rectangular frame fixed on the top of the support pile and enclosing to form a rectangle, a first module connected between two opposite angles of the rectangular frame, and two second modules connected between the side of the first module and the corresponding top angle of the rectangular frame, and the two second modules are arranged along a straight line, and the first module and the two second modules are arranged along two diagonal lines of the rectangular frame respectively.
6. The bearing platform foundation for the tower crane according to claim 5, further comprising a sleeve arranged along the extension direction of the second module and a through hole arranged on the side wall of the sleeve and matched with the first module, wherein the first module is arranged in the through hole in a penetrating manner, and one end of the second module is inserted into the sleeve and the other end of the second module is fixed on the top angle corresponding to the rectangular frame.
7. The bearing platform foundation for the tower crane as claimed in claim 6, further comprising a first connecting hole arranged on the side wall of the sleeve and a second connecting hole corresponding to the first connecting hole and arranged on the second module, wherein a bolt is inserted into the first connecting hole and the second connecting hole, so that the second module is fixedly connected with the sleeve.
8. The bearing platform foundation for the tower crane as claimed in claim 5, wherein the rectangular frame comprises four I-shaped steels connected end to end.
9. The bearing platform foundation for the tower crane of claim 1, further comprising tower crane legs mounted at the top of the bearing platform for fixed connection with the tower crane.
10. The construction method of the bearing platform foundation for the tower crane according to claim 1, characterized by comprising the following steps:
constructing towards the ground to form a plurality of cast-in-place piles, inserting fixing piles into the cast-in-place piles, and exposing the tops of the cast-in-place piles;
fixing unit piles at the tops of the fixing piles, and splicing a plurality of unit piles end to form supporting piles;
a plurality of support the top installation cushion cap of stake, with the tower crane install in the top of cushion cap.
CN202211104127.9A 2022-09-09 2022-09-09 Bearing platform foundation for tower crane and construction method thereof Pending CN115573377A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202211104127.9A CN115573377A (en) 2022-09-09 2022-09-09 Bearing platform foundation for tower crane and construction method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202211104127.9A CN115573377A (en) 2022-09-09 2022-09-09 Bearing platform foundation for tower crane and construction method thereof

Publications (1)

Publication Number Publication Date
CN115573377A true CN115573377A (en) 2023-01-06

Family

ID=84580516

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202211104127.9A Pending CN115573377A (en) 2022-09-09 2022-09-09 Bearing platform foundation for tower crane and construction method thereof

Country Status (1)

Country Link
CN (1) CN115573377A (en)

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