CN202809660U - Waterproof structure for pile head of engineering pile - Google Patents

Waterproof structure for pile head of engineering pile Download PDF

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Publication number
CN202809660U
CN202809660U CN 201220377188 CN201220377188U CN202809660U CN 202809660 U CN202809660 U CN 202809660U CN 201220377188 CN201220377188 CN 201220377188 CN 201220377188 U CN201220377188 U CN 201220377188U CN 202809660 U CN202809660 U CN 202809660U
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CN
China
Prior art keywords
waterproof
pile
cement
coating
engineering
Prior art date
Application number
CN 201220377188
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Chinese (zh)
Inventor
华文鑫
杨慧峰
陈赛菊
刘光辉
宋巍
龚小东
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中天建设集团有限公司天津分公司
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Priority to CN 201220377188 priority Critical patent/CN202809660U/en
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Publication of CN202809660U publication Critical patent/CN202809660U/en

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Abstract

The utility model discloses a waterproof structure for a pile head of an engineering pile . The waterproof structure comprises water swelling strips embedded at joints of the engineering pile and a concrete cushion, cement mortar arc-shaped chamfers arranged at jointing internal corners of the engineering pile and the concrete cushion, polyurethane waterproof coatings, cement-based permeating and crystallizing waterproof coatings, cement mortar waterproof protecting layers, waterproof coiled materials, polymer cement waterproof mortar layers, rubber seal rings and fine aggregate concrete waterproof protecting layers. The polyurethane waterproof coatings are arranged on the concrete cushion and the cement mortar arc-shaped chamfers within a range of not less than 500mm from a pile body, the cement-based permeating and crystallizing waterproof coatings are arranged on the pile head of the engineering pile and around the pile and lapped on the polyurethane waterproof coatings, and the cement mortar waterproof protecting layers are poured on the polyurethane waterproof coatings and lapped with the cement-based permeating and crystallizing waterproof coatings.

Description

A kind of water proof structure of engineering pile pile crown
Technical field
The utility model relates to water proof structure, particularly a kind of water proof structure of engineering pile pile crown.
Background technology
Engineering pile pile crown waterproof is difficult point and the weak link of underground waterproof construction.Common pile crown waterproof is comparatively paid attention to stake side waterproof construction, but only limit to the processing to part more than the bed course, and waterproofing work, the pile crown of having ignored pile body and concrete cushion intersection stretch into the waterproofing work of sole plate part, the defective that this processing exists the pile crown position to leak.
The utility model content
The utility model provides the water proof structure of the effective engineering pile pile crown of a kind of antiseep for solving the technical problem that exists in the known technology.
The technical scheme that the utility model is taked for the technical problem that exists in the solution known technology is: a kind of water proof structure of engineering pile pile crown; comprise the water-swellable sealing rod that is embedded in engineering pile and concrete cushion junction; be arranged on the cement mortar arc angling at engineering pile and concrete cushion handing-over inner corner trim place; the polyurethane water-proof coating; the cement-base infiltration crystallization waterproof coating; the cement mortar fish tail and waterproof layer; waterproof roll; the polymer cement waterproof screed; rubber O-ring seal and pea gravel concreten fish tail and waterproof layer; described polyurethane water-proof coating is arranged on and is no less than on the concrete cushion in the 500mm scope and on the described cement mortar arc angling apart from pile body; described cement-base infiltration crystallization waterproof coating is arranged on engineering pile pile crown and stake week; and be overlapped on the described polyurethane water-proof coating; described cement mortar fish tail and waterproof layer is cast on the described polyurethane water-proof coating; with described cement-base infiltration crystallization waterproof coating overlap joint; described waterproof roll is wrapped around pile body; be positioned on described cement mortar fish tail and waterproof layer and the described cement-base infiltration crystallization waterproof coating; the brushing of described polymer cement waterproof screed is in pile crown reinforcement cover scope; and extend to apart from pile body and be no less than in the scope of 300mm; described rubber O-ring seal is arranged on the root of pile crown reinforcing bar, and described pea gravel concreten fish tail and waterproof layer is cast on the described polymer cement waterproof screed; on the described waterproof roll and on the described concrete cushion.
The lap length of described cement-base infiltration crystallization waterproof coating and described polyurethane water-proof coating is no less than 100mm.
The lap length of described cement mortar fish tail and waterproof layer and described cement-base infiltration crystallization waterproof coating is no less than 100mm.
Advantage and the good effect that the utlity model has are: by at the engineering pile pile crown with stretch into the sole plate position and add cement-based capillary crystalline waterproof coating, the polymer cement waterproof mortar, the measures such as rubber O-ring seal, simultaneously in stake side and border the side capillary crystalline waterproof coating material is set, polyurethane water-proof paint, the polymer cement waterproof mortar, the water-swellable sealing rod, the cement mortar arc angling, the measures such as waterproof roll extra play, jointly be integrally formed, form one complete, tight pile crown antiseep tectonic system, the waterproof difficult point of pile crown and weak link are resolved and strengthen, remedied the defective of common waterproof system; And operating procedure is simple, easy construction, and the workload that can lighten one's labor is increased work efficiency, and reduces the engineering time, reduce project cost, economic benefit and social benefit are remarkable.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Among the figure: 1, bottom land soil layer; 2, engineering pile; 3, pile crown reinforcing bar; 4, concrete cushion; 5, water-swellable sealing rod; 6, cement mortar arc angling; 7, polyurethane water-proof coating; 8, cement-base infiltration crystallization waterproof coating; 9, cement mortar fish tail and waterproof layer; 10, waterproof roll; 11, polymer cement waterproof screed; 12, rubber O-ring seal; 13, pea gravel concreten fish tail and waterproof layer.
The specific embodiment
For further understanding summary of the invention of the present utility model, Characteristic, hereby exemplify following examples, and cooperate accompanying drawing to be described in detail as follows:
See also Fig. 1; a kind of water proof structure of engineering pile pile crown; comprise the water-swellable sealing rod 5 that is embedded in engineering pile 2 and concrete cushion 4 junctions; be arranged on the cement mortar arc angling 6 at engineering pile 2 and concrete cushion 4 handing-over inner corner trim places; polyurethane water-proof coating 7; cement-base infiltration crystallization waterproof coating 8; cement mortar fish tail and waterproof layer 9; waterproof roll 10; polymer cement waterproof screed 11; rubber O-ring seal 12 and pea gravel concreten fish tail and waterproof layer 13; described polyurethane water-proof coating 7 is arranged on and is no less than on the concrete cushion 4 in the 500mm scope and on the described cement mortar arc angling 6 apart from pile body; described cement-base infiltration crystallization waterproof coating 8 is arranged on engineering pile pile crown and stake week; and be overlapped on the described polyurethane water-proof coating 7; described cement mortar fish tail and waterproof layer 9 is cast on the described polyurethane water-proof coating 7; with described cement-base infiltration crystallization waterproof coating 8 overlap joints; described waterproof roll 10 is wrapped in around the pile body; be positioned on described cement mortar fish tail and waterproof layer 9 and the described cement-base infiltration crystallization waterproof coating 8; described polymer cement waterproof screed 11 brushings are in pile crown reinforcing bar 3 topping scopes; and extend to apart from pile body and be no less than in the scope of 300mm; described rubber O-ring seal 12 is arranged on the root of pile crown reinforcing bar 3, and described pea gravel concreten fish tail and waterproof layer 13 is cast on the described polymer cement waterproof screed 11; on the described waterproof roll 10 and on the described concrete cushion 4.In the present embodiment, described cement-base infiltration crystallization waterproof coating 8 is no less than 100mm with the lap length of described polyurethane water-proof coating 7.Described cement mortar fish tail and waterproof layer 9 is no less than 100mm with the lap length of described cement-base infiltration crystallization waterproof coating 8.
Job practices of the present utility model:
One) soil excavation is to bottom land soil layer 1, and engineering pile 2 picks cutter to design elevation, finishes the pile crown cleaning, guarantees on the pile body without surface dust and open structure; Floating ash on the pile crown reinforcing bar 3 is cleaned out, and straightening.
Two) in engineering pile 2 and concrete cushion 4 junctions, along pile body water-swellable sealing rod 5 is set, can not meets water before water-swellable sealing rod 5 uses and make moist, in order to avoid premature expansion affects result of use; , be no less than concreting bed course 4 in the 500mm scope around the pile body thereon, cement mortar arc angling 6 is put on engineering pile 2 and the inner corner trim place that concrete cushion 4 joins, require chamfering smooth-going; Concrete cushion 4 and cement mortar arc angling 6 are carried out maintenance.
Three) after concrete cushion 4 and cement mortar arc angling 6 are finished maintenance, be no less than brushing polyurethane water-proof paint in the 500mm scope around reaching engineering pile 2 thereon, polyurethane water-proof paint divides orthogonal twice brushing, requirement brushing second again after first solidifies, the twice smearing thickness all is not less than 3mm, forms polyurethane water-proof coating 7.
Four) cement-based capillary crystalline waterproof coating is painted on the pile crown of engineering pile 2, forms cement-base infiltration crystallization waterproof coating 8, cement-base infiltration crystallization waterproof coating 8 is no less than 100mm with the lap length of polyurethane water-proof coating 7; Joints cement mortar fish tail and waterproof layer 9 on polyurethane water-proof paint 7 is no less than 100mm with cement-base infiltration crystallization waterproof coating 8 overlap joints.
Five) after above-mentioned steps is finished, waterproof roll 10 is constructed in the border, as extra play.
Six) the polymer cement waterproof mortar is painted in the pile crown reinforcing bar 3 topping scopes, and extends to apart from engineering pile 2 and be no less than the 300mm scope, require simultaneously continuously construction during brushing, until the total construction of operation is finished, form polymer cement waterproof screed 11.
Seven) pile crown reinforcing bar 3 exposed parts are done the secondary cleaning, seal with 12 pairs of pile crown reinforcing bar 3 roots of rubber O-ring seal.
Eight) after above-mentioned steps is finished, carry out construction and the maintenance of pea gravel concreten fish tail and waterproof layer 13, so far the water proof structure of engineering pile pile crown is finished.
Although the above is described preferred embodiment of the present utility model by reference to the accompanying drawings; but the utility model is not limited to the above-mentioned specific embodiment; the above-mentioned specific embodiment only is schematic; be not restrictive; those of ordinary skill in the art is under enlightenment of the present utility model; not breaking away from the scope situation that the utility model aim and claim protect, can also make a lot of forms, these all belong within the protection domain of the present utility model.

Claims (3)

1. the water proof structure of an engineering pile pile crown; it is characterized in that; comprise the water-swellable sealing rod that is embedded in engineering pile and concrete cushion junction; be arranged on the cement mortar arc angling at engineering pile and concrete cushion handing-over inner corner trim place; the polyurethane water-proof coating; the cement-base infiltration crystallization waterproof coating; the cement mortar fish tail and waterproof layer; waterproof roll; the polymer cement waterproof screed; rubber O-ring seal and pea gravel concreten fish tail and waterproof layer; described polyurethane water-proof coating is arranged on and is no less than on the concrete cushion in the 500mm scope and on the described cement mortar arc angling apart from pile body; described cement-base infiltration crystallization waterproof coating is arranged on engineering pile pile crown and stake week; and be overlapped on the described polyurethane water-proof coating; described cement mortar fish tail and waterproof layer is cast on the described polyurethane water-proof coating; with described cement-base infiltration crystallization waterproof coating overlap joint; described waterproof roll is wrapped around pile body; be positioned on described cement mortar fish tail and waterproof layer and the described cement-base infiltration crystallization waterproof coating; the brushing of described polymer cement waterproof screed is in pile crown reinforcement cover scope; and extend to apart from pile body and be no less than in the scope of 300mm; described rubber O-ring seal is arranged on the root of pile crown reinforcing bar, and described pea gravel concreten fish tail and waterproof layer is cast on the described polymer cement waterproof screed; on the described waterproof roll and on the described concrete cushion.
2. the water proof structure of engineering pile pile crown according to claim 1 is characterized in that, the lap length of described cement-base infiltration crystallization waterproof coating and described polyurethane water-proof coating is no less than 100mm.
3. the water proof structure of engineering pile pile crown according to claim 1 is characterized in that, the lap length of described cement mortar fish tail and waterproof layer and described cement-base infiltration crystallization waterproof coating is no less than 100mm.
CN 201220377188 2012-07-31 2012-07-31 Waterproof structure for pile head of engineering pile CN202809660U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220377188 CN202809660U (en) 2012-07-31 2012-07-31 Waterproof structure for pile head of engineering pile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220377188 CN202809660U (en) 2012-07-31 2012-07-31 Waterproof structure for pile head of engineering pile

Publications (1)

Publication Number Publication Date
CN202809660U true CN202809660U (en) 2013-03-20

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103572786A (en) * 2013-11-19 2014-02-12 中铁十六局集团北京工程有限公司 Pile head joint waterproof processing device and construction method thereof
CN104153400A (en) * 2014-08-22 2014-11-19 中国建筑第二工程局有限公司 Soft soil foundation cast-in-place pile head waterproof part and construction method thereof
CN104179174A (en) * 2014-08-13 2014-12-03 山东科技大学 Porous grouted pipe special-shaped pile and pile-forming method
CN104975617A (en) * 2015-07-15 2015-10-14 郑贤方 Waterproof construction method of basement foundation cast-in-place pile head
CN105951893A (en) * 2016-06-27 2016-09-21 中铁第四勘察设计院集团有限公司 Uplift pile head node waterproof structure and construction method thereof
CN107761783A (en) * 2016-08-22 2018-03-06 中国二十冶集团有限公司 The method for waterproofing of skyscraper underground pile crown
CN110644482A (en) * 2019-08-22 2020-01-03 中国十七冶集团有限公司 Waterproof construction method for PHC pipe pile head of super-large-area terrace
CN110777855A (en) * 2019-10-16 2020-02-11 中国建筑一局(集团)有限公司 Method suitable for polishing, bonding and waterproofing deep foundation pit pile body concrete

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103572786A (en) * 2013-11-19 2014-02-12 中铁十六局集团北京工程有限公司 Pile head joint waterproof processing device and construction method thereof
CN103572786B (en) * 2013-11-19 2015-12-16 中铁城建集团北京工程有限公司 A kind of pile crown node waterproof treating apparatus and construction method thereof
CN104179174A (en) * 2014-08-13 2014-12-03 山东科技大学 Porous grouted pipe special-shaped pile and pile-forming method
CN104153400A (en) * 2014-08-22 2014-11-19 中国建筑第二工程局有限公司 Soft soil foundation cast-in-place pile head waterproof part and construction method thereof
CN104153400B (en) * 2014-08-22 2016-03-09 中国建筑第二工程局有限公司 A kind of construction method of soft foundation pouring pile head waterproof
CN104975617A (en) * 2015-07-15 2015-10-14 郑贤方 Waterproof construction method of basement foundation cast-in-place pile head
CN104975617B (en) * 2015-07-15 2017-01-25 郑贤方 Waterproof construction method of basement foundation cast-in-place pile head
CN105951893A (en) * 2016-06-27 2016-09-21 中铁第四勘察设计院集团有限公司 Uplift pile head node waterproof structure and construction method thereof
CN107761783A (en) * 2016-08-22 2018-03-06 中国二十冶集团有限公司 The method for waterproofing of skyscraper underground pile crown
CN110644482A (en) * 2019-08-22 2020-01-03 中国十七冶集团有限公司 Waterproof construction method for PHC pipe pile head of super-large-area terrace
CN110777855A (en) * 2019-10-16 2020-02-11 中国建筑一局(集团)有限公司 Method suitable for polishing, bonding and waterproofing deep foundation pit pile body concrete

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C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130320

Termination date: 20130731

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