CN113802616A - Pile head waterproof structure and construction method - Google Patents

Pile head waterproof structure and construction method Download PDF

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Publication number
CN113802616A
CN113802616A CN202111156164.XA CN202111156164A CN113802616A CN 113802616 A CN113802616 A CN 113802616A CN 202111156164 A CN202111156164 A CN 202111156164A CN 113802616 A CN113802616 A CN 113802616A
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China
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pile head
soil layer
foundation soil
assembly
waterproof
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CN202111156164.XA
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CN113802616B (en
Inventor
王忠付
吴高中
陈俊伟
董丽君
薛晓
陈鹏
许丹阳
魏文强
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Fifth Engineering Co Ltd of China Railway 16th Bureau Group Co Ltd
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Fifth Engineering Co Ltd of China Railway 16th Bureau Group Co Ltd
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    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D31/00Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
    • E02D31/02Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against ground humidity or ground water

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Hydrology & Water Resources (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Paleontology (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
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Abstract

The invention discloses a pile head waterproof structure and a construction method, which relate to the technical field of building waterproofing and comprise the following steps: a foundation soil layer; pile head; the waterproof assembly is used for performing waterproof operation on the pile head; the sealing assembly is positioned on the pile head and the foundation soil layer and used for reducing a gap between the pile head and the foundation soil layer; the waterproof assembly includes: the waterproof pad, the lifting assembly, the connecting assembly and the limiting assembly are arranged on the base; the waterproof pad can effectively prevent water flow from passing through the foundation soil layer; the lifting assembly and the connecting assembly can settle along with the pile head, the tightness of connection between the pile head and the foundation soil layer is improved in the settling process, the gap between the foundation soil layer and the pile head is reduced, the waterproof effect is improved, the stability between the pile head and the foundation soil layer can be effectively improved by the limiting assembly, and water flow is effectively prevented from passing through; the sealing assembly can seal a gap at the joint of the pile head and the foundation soil layer, and stop water flow from entering the space between the pile head and the foundation soil layer through the gap, so that the waterproof effect is effectively improved.

Description

Pile head waterproof structure and construction method
Technical Field
The invention relates to the technical field of building waterproofing, in particular to a pile head waterproofing structure and a construction method.
Background
Basement is an important component of buildings in China, along with the development of society, the urban density is continuously improved, basement projects such as underground civil air defense, underground shopping malls, underground warehouses, underground parking lots and the like are more and more widely utilized, the depth and the number of layers of the basement are continuously increased and expanded, the common leakage problem of the basement is always a pain point of the basement project quality, the project quality of the basement and buildings on the upper layer of the basement is seriously influenced, and great inconvenience is brought to the normal use, management and maintenance of the basement.
The existing pile head waterproof structure is simple in structure, easily causes waterproof failure at the pile head in the process of building settlement, is not convenient enough when the waterproof structure is installed, and is poor in waterproof effect.
Disclosure of Invention
The present invention aims to provide a waterproof structure for a pile head and a construction method thereof, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a pile head flashing construction comprising:
a foundation soil layer;
the pile head is positioned on the foundation soil layer and is fixedly connected with the foundation soil layer;
the waterproof assembly is positioned between the pile head and the foundation soil layer and is used for performing waterproof operation on the pile head;
the sealing assembly is positioned on the pile head and the foundation soil layer and used for reducing a gap between the pile head and the foundation soil layer;
the waterproof assembly includes:
the waterproof pad is positioned on the foundation soil layer and used for preventing water flow from entering the foundation soil layer through the pile head;
the lifting assembly is positioned between the pile head and the waterproof pad and is used for settling along with the pile head;
the connecting assembly is positioned on the side surface of the lifting assembly and used for reducing a gap between the pile head and the foundation soil layer when the pile head is settled;
and the limiting assembly is positioned between the pile head and the foundation soil layer and used for improving the sealing property between the pile head and the foundation soil layer and avoiding water flow passing.
As a further scheme of the invention: the seal assembly includes:
the sealing gasket is positioned on the foundation soil layer and the pile head and is used for covering and sealing the connection part between the foundation soil layer and the pile head;
the limiting groove is positioned on the sealing gasket;
the heat conducting plate is positioned on the inner side of the limiting groove and used for transferring heat;
and the bonding piece is positioned on the side surface of the sealing gasket and used for heating and melting to improve the tightness of the connection of the sealing gasket, the pile head and the foundation soil layer.
As a further scheme of the invention: the lifting assembly comprises:
the supporting plate is positioned on the foundation soil layer and connected with the pile head;
the positioning block is positioned on the supporting plate, is fixedly connected with the supporting plate and is used for moving along with the supporting plate;
the moving block is positioned on the side surface of the positioning block and used for moving under the action of movement of the positioning block;
the guide rail is positioned on the outer side of the moving block and used for limiting the moving track of the moving block;
and the telescopic assembly is positioned on the side surface of the moving block, is connected with the connecting assembly and is used for adjusting the distance between the connecting assembly and the moving block.
As a further scheme of the invention: the telescoping assembly comprises:
the fixed rod is positioned on the side surface of the moving block, is fixedly connected with the moving block and is used for moving along with the moving block;
the fixed cylinder is positioned outside the fixed rod and connected with the connecting assembly;
and the elastic piece is positioned between the fixed rod and the fixed cylinder and used for adjusting the distance between the fixed rod and the fixed cylinder.
As a further scheme of the invention: the connecting assembly includes:
the moving rod is positioned at one end of the fixed cylinder and used for moving along with the fixed cylinder;
the connecting block is positioned at one end of the movable rod and is fixedly connected with the fixed rod;
and the rubber pad is positioned on the side surface of the connecting block and is used for being connected with the foundation soil layer to reduce a gap between the foundation soil layer and the pile head.
As a further scheme of the invention: the spacing subassembly includes:
the limiting block is positioned on the pile head and the foundation soil layer;
the limiting pad is positioned on the side face of the limiting block and used for sealing a gap between the foundation soil layer and the pile head;
and the water stop ring is positioned on the side surface of the limiting block and used for expanding when encountering water to finish blocking water flow.
As a further scheme of the invention: the waterproof structure of pile head still includes: reinforcing bar and sealing rod are located on the pile head, the reinforcing bar is used for improving the stability of the pile head, and the sealing rod is located between the reinforcing bar and the pile head and used for avoiding water flow from entering the inner side of the pile head.
A construction method of a pile head waterproof structure comprises the following steps:
installing a waterproof assembly on the inner side of the groove of the foundation soil layer;
a pile head is arranged on the waterproof assembly, and the position of the pile head is fixed;
installing a limiting assembly at a gap between the side surface of the pile head and the foundation soil layer;
installing a sealing assembly on the upper side of the pile head and the surface of the foundation soil layer;
and heating the sealing assembly to enable the sealing assembly to be tightly connected with the foundation soil layer and the pile head.
In the invention, the pile head is arranged in the groove on the foundation soil layer, the waterproof assembly is arranged between the foundation soil layer and the pile head, and the waterproof pad can effectively prevent water flow from passing through the foundation soil layer; the lifting assembly and the connecting assembly can settle along with the pile head, the tightness of connection between the pile head and the foundation soil layer is improved in the settling process, the gap between the foundation soil layer and the pile head is reduced, the waterproof effect is improved, the stability between the pile head and the foundation soil layer can be effectively improved by the limiting assembly, and water flow is effectively prevented from passing through; the sealing assembly can seal a gap at the joint of the pile head and the foundation soil layer, and stop water flow from entering the space between the pile head and the foundation soil layer through the gap, so that the waterproof effect is effectively improved.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the lifting assembly of the present invention.
Fig. 3 is a schematic structural view of the connecting assembly of the present invention.
Fig. 4 is a schematic structural view of the seal assembly of the present invention.
Fig. 5 is a schematic structural view of a support plate and a rubber pad in the present invention.
In the figure: 1-foundation soil layer, 2-pile head, 3-waterproof component, 4-sealing component, 41-sealing gasket, 42-limiting groove, 43-heat conducting plate, 44-bonding component, 5-waterproof pad, 6-lifting component, 61-supporting plate, 62-positioning block, 63-moving block, 64-guide rail, 65-telescopic component, 651-fixed rod, 652-fixed cylinder, 653-elastic component, 7-connecting component, 71-moving rod, 72-connecting block, 73-rubber pad, 8-limiting component, 81-limiting block, 82-limiting pad, 83-water stop ring, 9-reinforcing steel bar and 10-water stop strip.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 5, in an embodiment of the present invention, a pile head waterproof structure includes:
a foundation soil layer 1;
the pile head 2 is positioned on the foundation soil layer 1 and is fixedly connected with the foundation soil layer 1;
the waterproof assembly 3 is positioned between the pile head 2 and the foundation soil layer 1 and is used for performing waterproof operation on the pile head 2;
the sealing assembly 4 is positioned on the pile head 2 and the foundation soil layer 1 and is used for reducing a gap between the pile head 2 and the foundation soil layer 1;
the waterproof assembly 3 includes:
the waterproof pad 5 is positioned on the foundation soil layer 1 and used for preventing water flow from entering the foundation soil layer 1 through the pile head 2;
the lifting assembly 6 is positioned between the pile head 2 and the waterproof pad 5 and is used for settling along with the pile head 2;
the connecting assembly 7 is positioned on the side surface of the lifting assembly 6 and used for reducing a gap between the pile head 2 and the foundation soil layer 1 when the pile head 2 is settled;
spacing subassembly 8 is located between pile head 2 and foundation soil layer 1 for improve the leakproofness between pile head 2 and foundation soil layer 1, and avoid the rivers to pass through.
In the embodiment, the foundation soil layer 1 is provided with a groove for facilitating the installation and fixation of the pile head 2, the waterproof assembly 3 is arranged between the foundation soil layer 1 and the pile head 2, and the waterproof pad 5 can effectively prevent water from flowing through the foundation soil layer 1; the lifting assembly 6 and the connecting assembly 7 can settle along with the pile head 2, the tightness of connection between the pile head 2 and the foundation soil layer 1 is improved in the settling process, the gap between the foundation soil layer 1 and the pile head 2 is reduced, the waterproof effect is improved, the stability between the pile head 2 and the foundation soil layer 1 can be effectively improved by the limiting assembly 8, and water flow is effectively prevented from passing through; the sealing assembly 4 can seal a gap at the joint of the pile head 2 and the foundation soil layer 1, and prevent water flow from entering between the pile head 2 and the foundation soil layer 1 through the gap, so that the waterproof effect is effectively improved; waterproof pad 5 is laid at 1 recess inboards in the foundation soil layer, conveniently carries out waterproof work.
In one embodiment of the present invention, referring to fig. 1 and 4, the sealing assembly 4 includes:
the sealing gasket 41 is positioned on the foundation soil layer 1 and the pile head 2 and is used for covering and sealing the joint between the foundation soil layer 1 and the pile head 2;
a stopper groove 42 provided on the gasket 41;
a heat conducting plate 43 located inside the limiting groove 42 for transferring heat;
and the bonding piece 44 is positioned on the side surface of the sealing gasket 41 and used for heating and melting to improve the connection tightness of the sealing gasket 41 with the pile head 2 and the foundation soil layer 1.
In the embodiment, the sealing gasket 41 is in an L shape, and the sealing gasket 41 is installed on the upper side of the foundation soil layer 1 and the side surface of the pile head 2, so that the joint of the foundation soil layer 1 and the pile head 2 is conveniently sealed, water flow is prevented from entering from a gap, and the waterproof effect is effectively improved; the heat conducting plate 43 is arranged on the inner side of the limiting groove 42, the heat conducting plate 43 transfers heat, the damage to the sealing gasket 41 during heating is reduced, and the use is convenient; the bonding piece 44 is a hot melt adhesive in the embodiment, the bonding piece 44 is semicircular and is connected with the heat conducting plate 43, so that the bonding piece is convenient to melt during heating, the tightness of the connection of the sealing gasket 41 with the foundation soil layer 1 and the pile head 2 is further improved, and the use is convenient; bonding piece 44 is located and is sealed between 41 and the foundation soil layer 1, and sealed 41 and pile head 2 side of filling up also is equipped with bonding piece 44, makes things convenient for sealed 41 and is connected with foundation soil layer 1 and pile head 2, improves the compactness of connecting.
In an embodiment of the present invention, referring to fig. 1, fig. 2, and fig. 3, the lifting assembly 6 includes:
the supporting plate 61 is positioned on the foundation soil layer 1 and connected with the pile head 2;
the positioning block 62 is positioned on the supporting plate 61, is fixedly connected with the supporting plate 61, and is used for moving along with the supporting plate 61;
the moving block 63 is positioned on the side surface of the positioning block 62 and used for moving under the action of movement of the positioning block 62;
a guide rail 64 located outside the moving block 63 and defining a moving track of the moving block 63;
and the telescopic assembly 65 is positioned on the side surface of the moving block 63, is connected with the connecting assembly 7 and is used for adjusting the distance between the connecting assembly 7 and the moving block 63.
In this embodiment, the support plate 61 is annular, the positioning block 62 is installed in the middle of the bottom side of the support plate 61, the cross section of the positioning block 62 is isosceles triangle, and the support plate 61 is connected with the bottom side of the pile head 2, so that the support plate can conveniently settle along with the pile head 2; the guide rail 64 is mounted on the waterproof pad 5, the cross section of the guide rail 64 is concave, the moving block 63 is mounted on the inner side of the guide rail 64, the moving block 63 is in concave-convex connection with the guide rail 64, the moving block 63 can move along the guide rail 64, and the guide rail 64 can limit the moving track of the moving block 63; the moving block 63 is trapezoidal in shape and is in contact with the positioning block 62, when the positioning block 62 sinks along the supporting plate 61 and the pile head 2, the positioning block 62 extrudes the moving block 63, the moving block 63 moves along the guide rail 64, the moving block 63 is connected with the connecting assembly 7 through the telescopic assembly 65, the connecting assembly 7 is conveniently driven to move, the sealing performance between the pile head 2 and the foundation soil layer 1 is further improved, and the use is convenient; the two ends of the guide rail 64 are provided with connecting assemblies 7, and the telescopic assemblies 65 are also positioned on the inner side of the guide rail 64.
In an embodiment of the present invention, referring to fig. 1 and fig. 2, the telescopic assembly 65 includes:
the fixed rod 651 is positioned on the side surface of the moving block 63, is fixedly connected with the moving block 63, and is used for moving along with the moving block 63;
a fixing cylinder 652 which is located outside the fixing rod 651 and is connected to the connecting assembly 7;
and an elastic member 653 between the fixing lever 651 and the fixing cylinder 652 for adjusting a distance between the fixing lever 651 and the fixing cylinder 652.
In this embodiment, the fixing rod 651 is fixedly connected to the side surface of the moving block 63, a fixing cylinder 652 is arranged outside the fixing rod 651, the fixing cylinder 652 is fixedly connected to the connecting assembly 7, the fixing cylinder 652 is in concave-convex connection with the fixing rod 651, the elastic member 653 is a spring in this embodiment, one end of the spring is fixedly connected to the fixing rod 651, and the other end of the spring is fixedly connected to the fixing cylinder 652, so that the distance between the fixing rod 651 and the fixing cylinder 652 can be conveniently adjusted, and the use is convenient; one end of the telescopic assembly 65 is connected with the moving block 63, the other end of the telescopic assembly 65 is connected with the connecting assembly 7, and the telescopic assembly 65 is also positioned inside the guide rail 64.
In an embodiment of the present invention, referring to fig. 1 and fig. 3, the connecting assembly 7 includes:
a moving rod 71 located at one end of the fixed cylinder 652 and used for moving along with the fixed cylinder 652;
a connecting block 72 positioned at one end of the moving rod 71 and fixedly connected with the fixing rod 651;
and the rubber pad 73 is positioned on the side surface of the connecting block 72 and is used for being connected with the foundation soil layer 1 to reduce the gap between the foundation soil layer 1 and the pile head 2.
In this embodiment, the movable rod 71 and the fixed cylinder 652 are fixedly connected, and the movable rod 71 is inboard with guide rail 64 to remove along guide rail 64, the shape of connecting block 72 is circular-arc, and connecting block 72 side-mounting has rubber pad 73, and the shape of rubber pad 73 is rectangular form, and the section shape of rubber pad 73 side is circular-arc, conveniently is connected with foundation soil layer 1 and pile head 2, the guide rail 64 is equipped with a plurality ofly and evenly distributed in backup pad 61 bottom side, movable block 63 and flexible subassembly 65 are all installed to the inboard equal symmetry of every guide rail 64, connecting block 72 and rubber pad 73 all are equipped with a plurality ofly and constitute the ring form, and guide rail 34 both ends all are equipped with coupling assembling 7, and two rings that the diameter is different are constituteed to coupling assembling 7, conveniently seal comprehensively between pile head 2 and foundation soil layer 1, effectively improve water-proof effects.
In an embodiment of the present invention, referring to fig. 1, the limiting component 8 includes:
the limiting block 81 is positioned on the pile head 2 and the foundation soil layer 1;
the limiting pad 82 is positioned on the side surface of the limiting block 81 and used for sealing a gap between the foundation soil layer 1 and the pile head 2;
and the water stop ring 83 is positioned on the side surface of the limiting block 81 and is used for expanding when encountering water to finish blocking water flow.
In this embodiment, stopper 81 is equipped with four to divide into two sets of installing in foundation soil layer 1 and pile head 2 sides, stopper 81's shape is the ring form, and stopper 81's profile shape is right trapezoid, install spacing pad 82 between two stoppers 81, the material of spacing pad 82 is rubber, makes things convenient for two stoppers 81 to connect, sealing ring 83 is installed between two sets of stoppers 81, conveniently expands when meetting rivers, and then effectively blocks rivers, effectively improves water-proof effects.
In an embodiment of the present invention, referring to fig. 1, the waterproof structure of pile head 2 further includes: reinforcing bar 9 and sealing rod 10 are located on pile head 2, reinforcing bar 9 is used for improving pile head 2's stability, and sealing rod 10 is located between reinforcing bar 9 and pile head 2 for avoid rivers to get into pile head 2 inboardly.
A construction method of a pile head waterproof structure comprises the following steps:
installing a waterproof component 3 on the inner side of the groove of the foundation soil layer 1;
the pile head 2 is arranged on the waterproof component 3, and the position of the pile head 2 is fixed;
a limiting component 8 is arranged at a gap between the side surface of the pile head 2 and the foundation soil layer 1;
installing a sealing assembly 4 on the upper side of the pile head 2 and the surface of the foundation soil layer 1;
and heating the sealing assembly 4 to tightly connect the sealing assembly 4 with the foundation soil layer 1 and the pile head 2.
According to the invention, the waterproof pad 5 is arranged on the inner side of the groove of the foundation soil layer 1, so that water flow can be effectively prevented from entering the foundation soil layer 1 and the pile head 2, the lifting assembly 6 and the connecting assembly 7 are arranged between the bottom side of the pile head 2 and the foundation soil layer 1, so that a gap between the foundation soil layer 1 and the pile head 2 is reduced when the pile head 2 is settled, the waterproof effect is effectively improved, and the limiting assembly 8 is positioned between the side surface of the pile head 2 and the inner wall of the groove of the foundation soil layer 1, so that water flow can be effectively prevented from passing through, and the waterproof effect is improved; the 41 subassemblies in the pad are located pile head 2 and 1 upside in foundation soil layer, conveniently seal pile head 2 and 1 junction in foundation soil layer, avoid the entering of rivers, and simple to operate can effectively improve the effect of being connected between the pad 41 and foundation soil layer 1 and pile head 2 through bonding 44, facilitates the use.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (8)

1. A waterproof construction of pile head, characterized in that, waterproof construction of pile head includes:
a foundation soil layer;
the pile head is positioned on the foundation soil layer and is fixedly connected with the foundation soil layer;
the waterproof assembly is positioned between the pile head and the foundation soil layer and is used for performing waterproof operation on the pile head;
the sealing assembly is positioned on the pile head and the foundation soil layer and used for reducing a gap between the pile head and the foundation soil layer;
the waterproof assembly includes:
the waterproof pad is positioned on the foundation soil layer and used for preventing water flow from entering the foundation soil layer through the pile head;
the lifting assembly is positioned between the pile head and the waterproof pad and is used for settling along with the pile head;
the connecting assembly is positioned on the side surface of the lifting assembly and used for reducing a gap between the pile head and the foundation soil layer when the pile head is settled;
and the limiting assembly is positioned between the pile head and the foundation soil layer and used for improving the sealing property between the pile head and the foundation soil layer and avoiding water flow passing.
2. The pile head waterproofing construction according to claim 1 wherein the seal assembly comprises:
the sealing gasket is positioned on the foundation soil layer and the pile head and is used for covering and sealing the connection part between the foundation soil layer and the pile head;
the limiting groove is positioned on the sealing gasket;
the heat conducting plate is positioned on the inner side of the limiting groove and used for transferring heat;
and the bonding piece is positioned on the side surface of the sealing gasket and used for heating and melting to improve the tightness of the connection of the sealing gasket, the pile head and the foundation soil layer.
3. The pile head waterproofing construction according to claim 1 wherein the lifting assembly comprises:
the supporting plate is positioned on the foundation soil layer and connected with the pile head;
the positioning block is positioned on the supporting plate, is fixedly connected with the supporting plate and is used for moving along with the supporting plate;
the moving block is positioned on the side surface of the positioning block and used for moving under the action of movement of the positioning block;
the guide rail is positioned on the outer side of the moving block and used for limiting the moving track of the moving block;
and the telescopic assembly is positioned on the side surface of the moving block, is connected with the connecting assembly and is used for adjusting the distance between the connecting assembly and the moving block.
4. The pile head waterproofing construction according to claim 3 wherein said telescoping assembly comprises:
the fixed rod is positioned on the side surface of the moving block, is fixedly connected with the moving block and is used for moving along with the moving block;
the fixed cylinder is positioned outside the fixed rod and connected with the connecting assembly;
and the elastic piece is positioned between the fixed rod and the fixed cylinder and used for adjusting the distance between the fixed rod and the fixed cylinder.
5. The pile head waterproofing construction according to claim 4 wherein said connection assembly comprises:
the moving rod is positioned at one end of the fixed cylinder and used for moving along with the fixed cylinder;
the connecting block is positioned at one end of the movable rod and is fixedly connected with the fixed rod;
and the rubber pad is positioned on the side surface of the connecting block and is used for being connected with the foundation soil layer to reduce a gap between the foundation soil layer and the pile head.
6. The pile head waterproofing construction according to claim 1 wherein the stop assembly comprises:
the limiting block is positioned on the pile head and the foundation soil layer;
the limiting pad is positioned on the side face of the limiting block and used for sealing a gap between the foundation soil layer and the pile head;
and the water stop ring is positioned on the side surface of the limiting block and used for expanding when encountering water to finish blocking water flow.
7. The pile head waterproofing construction according to claim 1 further comprising: reinforcing bar and sealing rod are located on the pile head, the reinforcing bar is used for improving the stability of the pile head, and the sealing rod is located between the reinforcing bar and the pile head and used for avoiding water flow from entering the inner side of the pile head.
8. The construction method of a pile head waterproofing structure according to any one of claims 1 to 6, comprising:
installing a waterproof assembly on the inner side of the groove of the foundation soil layer;
a pile head is arranged on the waterproof assembly, and the position of the pile head is fixed;
installing a limiting assembly at a gap between the side surface of the pile head and the foundation soil layer;
installing a sealing assembly on the upper side of the pile head and the surface of the foundation soil layer;
and heating the sealing assembly to enable the sealing assembly to be tightly connected with the foundation soil layer and the pile head.
CN202111156164.XA 2021-09-30 2021-09-30 Pile head waterproof structure and construction method Active CN113802616B (en)

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Application Number Priority Date Filing Date Title
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CN113802616B CN113802616B (en) 2023-02-21

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013044112A (en) * 2011-08-22 2013-03-04 Taisei Corp Waterproof structure for sheet around pile
CN206070602U (en) * 2016-06-27 2017-04-05 中铁第四勘察设计院集团有限公司 Resistance to plucking pile head node waterproof structure
CN209837000U (en) * 2019-01-29 2019-12-24 天津市武清区建筑工程总公司 Waterproof construction of pile head department
CN111456108A (en) * 2020-04-11 2020-07-28 广东建兴基础工程有限公司 Waterproof structure of foundation bearing platform and construction method thereof
CN111691468A (en) * 2020-06-28 2020-09-22 上海东方雨虹防水工程有限公司 Pile head waterproof structure and construction method thereof

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013044112A (en) * 2011-08-22 2013-03-04 Taisei Corp Waterproof structure for sheet around pile
CN206070602U (en) * 2016-06-27 2017-04-05 中铁第四勘察设计院集团有限公司 Resistance to plucking pile head node waterproof structure
CN209837000U (en) * 2019-01-29 2019-12-24 天津市武清区建筑工程总公司 Waterproof construction of pile head department
CN111456108A (en) * 2020-04-11 2020-07-28 广东建兴基础工程有限公司 Waterproof structure of foundation bearing platform and construction method thereof
CN111691468A (en) * 2020-06-28 2020-09-22 上海东方雨虹防水工程有限公司 Pile head waterproof structure and construction method thereof

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