CN206070554U - Tower crane steel platform pile foundation - Google Patents

Tower crane steel platform pile foundation Download PDF

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Publication number
CN206070554U
CN206070554U CN201620862364.5U CN201620862364U CN206070554U CN 206070554 U CN206070554 U CN 206070554U CN 201620862364 U CN201620862364 U CN 201620862364U CN 206070554 U CN206070554 U CN 206070554U
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CN
China
Prior art keywords
steel
pile
tower crane
plate
cover plate
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Expired - Fee Related
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CN201620862364.5U
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Chinese (zh)
Inventor
彭华
李笑冰
施江峰
陈迅迪
徐涛
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ZHEJIANG XINJIE CONSTRUCTION CO Ltd
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ZHEJIANG XINJIE CONSTRUCTION CO Ltd
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Priority to CN201620862364.5U priority Critical patent/CN206070554U/en
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Publication of CN206070554U publication Critical patent/CN206070554U/en
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Abstract

This utility model is related to a kind of tower crane steel platform pile foundation, is designed for solving the more difficult handling of existing tower crane steel platform pile foundation, carrying, and the more difficult reusable technical problem of part-structure.The steel pile of the tower crane steel platform pile foundation is arranged in the cast-in-situ bored pile of underground, and underground is fixed on by concreting, the steel pile for basseting is supported with H profile steel and is connected as a single entity, and tower crane vertical rod is arranged at H profile steel support, is provided with steel platform at the top of tower crane steel pile;Its main points is that the bottom that the top of the steel pile and H profile steel are supported is integrated in succession by cap bridge welding, steel pile is inserted in the pulling in hole of cap cover plate, cap cover plate pulls hole by batten plate of putting more energy into around being welded, the end welded corner joint triangle stiffener of cap cover plate and batten plate junction of putting more energy into;H profile steel is supported using upper lower reinforcing plate by gripper shoe, ribbed stiffener welding in H types.During Tower crane disassembly, dismantling concrete cushion cap and steel pile are transported with truck crane after base surface cutting.

Description

Tower crane steel platform pile foundation
Technical field
This utility model is related to tower crane steel platform pile foundation, is a kind of tower crane steel platform pile foundation.
Background technology
Tower crane is a kind of crane gear the most frequently used on construction site, with a section spreading(It is high), for hanging construction The raw material of the constructions such as reinforcing bar, wood stupefied, concrete, steel pipe.Every upper rotary tower crane is both needed to set balance weight, and its function is to prop up Peaceful weight, to effect required on Construction designing in terms of the trimming moment in opposite direction with hoisting moment.Balance weight The length of consumption and counter-jib inversely, and to be balanced and there is certain proportion relation between arm lengths and jib length. Counterpoise is considerable, and light-duty tower crane typically at least wants 3-4 tons, and heavy wants nearly 30 tons, is that this some tower crane adopts shaped steel Balance weight of the platform as tower crane.Application number 201020226415.8 as disclosed in Chinese patent literature, Granted publication Day 2011.01.26, utility model title " section steel platform tower crane base ", the designing points of the tower crane pedestal are I-shaped Connection reinforcement connecting plate at the decussation of steel cross girder;Connect supporting plate at the top of lattice type steel column, supporting plate is connected with channel-section steel, groove Steel is connected with I-steel cross girder, and the lattice type steel column is connected with I-steel cross girder, channel-section steel by triangular connecting plate; The I-steel of the I-steel cross girder connection in the connection of " well " font, connection between I-steel cross girder and I-steel add Strong channel-section steel;The upper and lower ends connection backing plate of the I-steel and I-steel cross girder intersection location, backing plate pass through nut, screw rod Connection standard section of tower crane.But the section steel platform tower crane base of said structure and the more difficult repetition of similar tower crane steel platform pile foundation make With and handling.
The content of the invention
To overcome above-mentioned deficiency, the purpose of this utility model is to provide a kind of tower crane steel platform pile foundation to this area, is made Its more difficult handling of existing tower crane steel platform pile foundation of solution, carrying, and the more difficult reusable technical problem of part-structure.Its Purpose is achieved by the following technical solution.
A kind of tower crane steel platform pile foundation, the tower crane steel platform pile foundation include that steel pile, H profile steel are supported and tower crane is vertical Bar, the steel pile are arranged in the cast-in-situ bored pile of underground, and the pile top supporting course of cast-in-situ bored pile is layer of sand, and passes through coagulation Soil is poured and is fixed on underground, and the steel pile for basseting is supported with H profile steel and is connected as a single entity, and tower crane vertical rod is arranged at H profile steel support, Steel platform is provided with the top of the tower crane steel pile of tower crane vertical rod composition;Its structure design main points is the top of the steel pile and H types The bottom of bracing members is integrated in succession by cap bridge welding, steel pile is inserted in the pulling in hole of cap cover plate, and cap cover plate is pulled Hole by batten plate of putting more energy into around being welded, the end welded corner joint triangle stiffener of cap cover plate and batten plate junction of putting more energy into;H profile steel Support is using upper lower reinforcing plate by gripper shoe, ribbed stiffener welding in H types.The steel pile of said structure and H profile steel are supported and meet tower Machine is in separate state(Without attached wall)When, in the state of its stress is least favorable, tower crane height meets the requirement of 40.5m, the division of labor Make two kinds of operating modes of state and off working state and meet load requirement respectively, biggest lifting capacity 6T, maximum hoisting moment 80T m, most Hang greatly thing amplitude 57m.Meanwhile, cast-in-situ bored pile and steel pile carry out distribution row according to the practical structures and weights of tower crane Row, the tower crane steel platform pile foundation coordinate the square of four points on the angle of four ends to bore with criss-cross tower crane steel platform pile foundation As a example by hole pouring pile and steel pile arrangement design.
The steel pile is formed around post plate weld by corner angle and batten plate, and corner angle is located at the internal diameter of post plate, batten plate Positioned at the external diameter of post plate.The steel pile molding of said structure is more convenient, and production cost is relatively low, and structure is more firm, welds, cuts Cut more convenient, effectively reduce the duration, reduce construction costs.
The cap cover plate is square, cap cover plate to pull the corresponding steel pile in hole square.Foursquare cap Cover plate and steel pile are a kind of version, and which can also adopt corresponding triangle or polygon.The corner angle Cheng “ ∟ " words Shape, end angle are right angle or corner cut.Said structure facilitates the welding fabrication of steel pile, is easy to further increase the firm of steel pile Degree, and facilitate the stacking splicing between corner angle and corner angle.
The post plate of the steel pile is additionally provided with oblique batten plate and floor sealing piece.Said structure further enhancing steel pile Stability, safety and anticorrosion ability, improve the service life of steel pile.
The H profile steel is supported in "×" font or cross, and cap cover plate is located at the end bottom that H profile steel is supported, cap The right angle that the right angle of cover plate is constituted with H profile steel support end angle is relative, i.e., cast-in-situ bored pile is located at four ends that H profile steel is supported respectively Below angle;H profile steel at cap cover plate between the steel plate of both sides is supported and is provided with stiffened panel, two between cap cover plate and H profile steel support The right angle of side is provided with the gusset of triangle.Said structure saves the H profile steel backing material cost as the supporting steel platform of tower crane, And ensure that stability and the safety of the tower crane steel platform pile foundation.
The leg of the tower crane bottom of upright rod is respectively equipped with support foot plate, and leg is symmetrically arranged on two with sleeve, sleeve, leg It is welded as a whole with support foot plate, high-strength bolt supports connection, both sides at high-strength bolt by sleeve, support foot plate and H profile steel H profile steel between steel plate is supported and is provided with ribbed stiffener.Said structure is easy to the handling between tower crane vertical rod and H profile steel support, while Support foot plate is supported with H profile steel and also further can be welded as a whole.
This utility model reasonable in design, preferably, firmness is higher for structural stability, safety, and handling, carrying are more It is convenient, it is easy to handling are supported as the H profile steel of the supporting steel platform of tower crane and reuses;Which is suitable as tower crane steel platform pile foundation Plinth use, ex hoc genus anne tower crane steel platform pile foundation structure improve.
Description of the drawings
Fig. 1 is tower crane piling strtucture schematic diagram of the present utility model.
Fig. 2 is steel platform planar structure schematic diagram of the present utility model, has made A-A and B-B section views in figure.
Fig. 3 is steel pile horizontal shear support plane arrangement structure schematic diagram of the present utility model.
Fig. 4 is that two panels corner angle of the present utility model is welded to form splicing angle steel mplifying structure schematic diagram.
Fig. 5 is the A-A cross section structure diagrams of Fig. 2.
Fig. 6 is the B-B cross section structure diagrams of Fig. 2.
Fig. 7 is tower crane attached wall structural representation of the present utility model.
Figure number and title:1st, cast-in-situ bored pile, 2, steel pile, 3, H profile steel support, 4, cap cover plate, 5, corner angle, 6th, high-strength bolt, 7, sleeve, 8, tower crane vertical rod, 9, post beam, 10, attached wall pull bar.
Specific embodiment
In conjunction with accompanying drawing, to this utility model structure and using being further described.As shown in Fig. 1~Fig. 7, the tower crane steel The 1 square arrangement of cast-in-situ bored pile of platform pile foundation, the i.e. square arrangement of four points of the stake holes of cast-in-situ bored pile, drilling Bored concrete pile is welded into cylindrical cage by stake muscle, strap, interior stirrup, and steel pile 2 is arranged in the cast-in-situ bored pile of underground, and drilling is filled The pile top supporting course of note stake is layer of sand, and is fixed on underground by concreting, and the steel pile for basseting is supported with H profile steel 3 are connected as a single entity, and tower crane vertical rod 8 is arranged at H profile steel support, is provided with steel platform at the top of the tower crane steel pile of tower crane vertical rod composition.Its Concrete structure is as follows:The bottom that the top of steel pile is supported with H profile steel is connected as a single entity by the welding of cap cover plate 4, cap cover plate It is square, cap cover plate to pull the corresponding steel pile in hole square;Steel pile passes through corner angle 5 and batten plate and welds around post plate Connect and form, corner angle is located at the internal diameter of post plate, batten plate is located at the external diameter of post plate, and the post plate of steel pile is additionally provided with oblique batten plate and floor Sealing piece;Steel pile is inserted in the pulling in hole of cap cover plate, and cap cover plate pulls hole by batten plate of putting more energy into around being welded, cap lid The end welded corner joint triangle stiffener of plate and batten plate junction of putting more energy into;H profile steel supports and is passed through gripper shoe, put more energy into using upper lower reinforcing plate Rib welding is in H types.H profile steel is supported in "×" font or cross, and cap cover plate is located at the end bottom that H profile steel is supported, cap The right angle that the right angle of cover plate is constituted with H profile steel support end angle is relative, i.e., cast-in-situ bored pile is located at four ends that H profile steel is supported respectively Below angle;H profile steel at cap cover plate between the steel plate of both sides is supported and is provided with ribbed stiffener.The leg of tower crane bottom of upright rod is respectively equipped with Support foot plate, leg are symmetrically arranged on two with sleeve 7, and sleeve, leg and support foot plate be welded as a whole, and high-strength bolt 6 is by set Cylinder, support foot plate and H profile steel support connection, and the H profile steel at high-strength bolt between the steel plate of both sides is supported and is provided with ribbed stiffener.H profile steel When welding between support, steel pile, cap cover plate, between cap cover plate and H profile steel support, the right angle of both sides is provided with triangle Gusset, four corners of tower crane vertical rod are fixed on the post beam 9 of building masonry wall by attached wall pull bar 10.Above-mentioned corner angle Cheng “ ∟ " Font, end angle are right angle or corner cut, the also stackable splicing between corner angle and corner angle.
As shown in Figure 1, Figure 2, shown in Fig. 5, Fig. 6, the design of the tower crane steel platform pile foundation is as follows:
1)Tower crane is 4 cast-in-situ bored piles, and steel pile is connect in cast-in-situ bored pile, and steel pile adopts 4 Pian “ ∟ " font Corner angle and batten plate be welded, in the steel pile of tower crane embedment cast-in-situ bored pile, steel pile position when laying is accurately solid Fixed, steel pile direction needs consistent.
2)One piece of cap cover plate is respectively welded at the top of 4 steel piles, and tower crane supporting steel platform is welded on into cap lid On plate;Steel platform adopts H profile steel;When steel pile is welded with cap cover plate, each face will add 2 pieces of gussets.Tower crane is strengthened saving The high-strength bolt of 10.9 grades of M30 is linked together with steel platform.
3)The suitable for reading of steel pile needs to do horizontal processing, to guarantee that the horizontal error of steel platform is controlled within 2mm.
4)At connection pasting board and steel platform, steel pile, and level weld seam requirement is not less than 15mm at gusset.
5)After steel pile is excavated, one support is done every 2 meters, 4 steel piles are connected into integral, set tiltedly between 2 supports Support increases its integral rigidity.
6)Tower crane sets auxiliary cushion cap, and tower crane aids in cushion cap top mark height -4.200m, and cushion cap concrete strength is C35.
Between the horizontal cross brace horizontal layout room base surface located underground of above-mentioned steel pile and steel platform foundation of tower crane bottom Centre when, steel pile is provided with one horizontal support, and concrete absolute altitude is -2.800m to -3.500m, and inner side horizontal diagonal is supported and adopted Use 10# channel-section steels.During Tower crane disassembly, dismantling concrete cushion cap, and the steel pile in the room of underground, automobile is used after base surface cutting Handling goes out.
The technical characteristic of its construction method is:The cast-in-situ bored pile is put in stake holes after stake machine drilling forming, stake The square arrangement of four points in hole, cast-in-situ bored pile are welded into cylindrical cage, cast-in-situ bored pile by stake muscle, strap, interior stirrup Steel pile is put into inside, each one piece of cap cover plate of welding in the top of four steel piles, and using the H profile steel as the supporting steel platform of tower crane On cap cover plate, H profile steel is supported in "×" font or cross supporting welding, and cap cover plate and steel pile are respectively in pros Shape;When steel pile is welded with cap cover plate, the right angle of cap cover plate is relative with the right angle that H profile steel support end angle is constituted, cap lid Between plate and H profile steel support, the right angle of both sides is provided with the gusset of triangle, and tower crane vertical rod is supported with H profile steel by high-strength bolt Link together, the post beam of building masonry wall is fixed in four corners of tower crane vertical rod by attached wall pull bar;Meanwhile, steel pile It is suitable for reading to need to do horizontal processing, to guarantee that the horizontal error of steel platform is controlled within 2mm, H profile steel support, steel pile, cap The level weld seam requirement of cover plate is not less than 15mm.Finally, steel platform is set at the top of the tower crane steel pile of tower crane vertical rod composition, and it is right The equipment such as the arm answered.The leg of the tower crane bottom of upright rod is respectively equipped with support foot plate, and leg is symmetrically arranged on two with sleeve, set Cylinder, leg and support foot plate are welded as a whole, and high-strength bolt supports connection by sleeve, support foot plate and H profile steel.Said structure enters One step is easy to the handling between tower crane vertical rod and H profile steel support.After the tower crane vertical rod removal, first the periphery of steel pile is dug Opening, and one support being done every two meters, four steel piles are connected into integral, diagonal brace is set between two supports has increased its entirety just Degree, then carry out cutting the connection between cap cover plate and H profile steel support, the H profile steel of the tower crane steel platform pile foundation is supported Removal is used to reuse next time.The horizontal cross brace horizontal layout room base surface located underground of the steel pile and H profile steel During centre between support, steel pile is provided with one horizontal support, and concrete absolute altitude is -2.800m to -3.500m, inner side horizontal diagonal Support using 10# channel-section steels.So as to the support column that cast-in-situ bored pile and steel pile can be used as basement is used, or steel pile passes through Horizontal support is fixed on the plate face of basement.
Above-mentioned H profile steel is supported is spliced using H profile steel, carries out adding in the additional steel plate as ribbed stiffener of seam areas By force;Under the tower crane steel platform pile foundation adopt 4 800 drilled piles of φ, with 8-1 layers as supporting course, stake top absolute altitude be respectively- 5.800, single pile effective length is respectively 54.97m, and pile top enters more than 8-1 layer clay 1.5d.Meanwhile, above-mentioned installation Steel platform is auxiliary cushion cap, double-layer double-direction, auxiliary cushion cap top mark height -5.450m to -4.200m, pile body 15 ㎝ of embedded cushion cap, stake Cage bar stretches into auxiliary cushion cap 30cm, and auxiliary cushion cap concrete strength is C35.

Claims (6)

1. a kind of tower crane steel platform pile foundation, the tower crane steel platform pile foundation include steel pile(2), H profile steel support(3)And tower crane Vertical rod(8), the steel pile is arranged at the cast-in-situ bored pile of underground(1)Interior, the pile top supporting course of cast-in-situ bored pile is layer of sand, and Underground is fixed on by concreting, the steel pile for basseting is supported with H profile steel and is connected as a single entity, and tower crane vertical rod is arranged at H Type steel support, is provided with steel platform at the top of the tower crane steel pile of tower crane vertical rod composition;It is characterized in that the steel pile(2)Top Support with H profile steel(3)Bottom pass through cap cover plate(4)Welding is connected as a single entity, and steel pile is inserted in the pulling in hole of cap cover plate, post Cap plate pulls hole by batten plate of putting more energy into around being welded, and the end welded corner joint triangle of cap cover plate and batten plate junction of putting more energy into is put more energy into Plate;H profile steel is supported using upper lower reinforcing plate by gripper shoe, ribbed stiffener welding in H types.
2. tower crane steel platform pile foundation according to claim 1, it is characterised in that the steel pile(2)By corner angle (5)Form around post plate weld with batten plate, corner angle is located at the internal diameter of post plate, batten plate is located at the external diameter of post plate.
3. tower crane steel platform pile foundation according to claim 2, it is characterised in that the steel pile(2)Post plate be additionally provided with Oblique batten plate and floor sealing piece.
4. tower crane steel platform pile foundation according to claim 2, it is characterised in that the cap cover plate(4)It is square, Cap cover plate pulls the corresponding steel pile in hole(2)It is square;The corner angle(5)Cheng “ ∟ " fonts, end angle are right angle or cut Angle.
5. tower crane steel platform pile foundation according to claim 1, it is characterised in that the H profile steel is supported(3)In "×" word Shape is cross, cap cover plate(4)Positioned at the end bottom that H profile steel is supported, right angle and the H profile steel support end angle structure of cap cover plate Into right angle it is relative, i.e. cast-in-situ bored pile(1)It is located at below four ends angle that H profile steel is supported respectively;Both sides steel at cap cover plate H profile steel between plate is supported and is provided with stiffened panel, and between cap cover plate and H profile steel support, the right angle of both sides is provided with the muscle of triangle Plate.
6. tower crane steel platform pile foundation according to claim 1, it is characterised in that the tower crane vertical rod(8)The leg of bottom It is respectively equipped with support foot plate, leg is symmetrically arranged on two with sleeve(7), sleeve, leg and support foot plate be welded as a whole, high intensity spiral shell Bolt(6)Supported by sleeve, support foot plate and H profile steel(3)Connection, the H profile steel at high-strength bolt between the steel plate of both sides are supported and are set There is ribbed stiffener.
CN201620862364.5U 2016-08-10 2016-08-10 Tower crane steel platform pile foundation Expired - Fee Related CN206070554U (en)

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Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106193101A (en) * 2016-08-10 2016-12-07 浙江欣捷建设有限公司 Tower crane steel platform pile foundation and construction method thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106193101A (en) * 2016-08-10 2016-12-07 浙江欣捷建设有限公司 Tower crane steel platform pile foundation and construction method thereof
CN106193101B (en) * 2016-08-10 2018-08-14 浙江欣捷建设有限公司 Tower crane steel platform pile foundation and its construction method

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20170405

Termination date: 20190810

CF01 Termination of patent right due to non-payment of annual fee