CN212129254U - Pile head waterproof structure based on polymer adhesive film pre-laid anti-sticking waterproof roll - Google Patents
Pile head waterproof structure based on polymer adhesive film pre-laid anti-sticking waterproof roll Download PDFInfo
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- CN212129254U CN212129254U CN202020225353.2U CN202020225353U CN212129254U CN 212129254 U CN212129254 U CN 212129254U CN 202020225353 U CN202020225353 U CN 202020225353U CN 212129254 U CN212129254 U CN 212129254U
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Abstract
The utility model relates to a waterproof technical field of pile head, disclose based on the waterproof structure of pile head of polymer glued membrane pre-paved anti-sticking waterproofing membrane, including the pile head and the waterproofing membrane that bulge in the basic unit, waterproofing membrane includes glue film, antiseized layer, hydrogel layer and waterproof layer, along from top to bottom direction, antiseized layer, glue film, hydrogel layer and waterproof layer laminating are arranged; the waterproof coiled material is arranged above the pile head and the foundation pit in a fitting manner, and the waterproof coiled material is directly covered around the pile head in the process of waterproofing the pile head, so that the operation method and the construction process are simple, a moist base layer is not required to be dried by base oil or hot air, and volatile substances are avoided; after the concrete base layer reaches the strength of people, construction can be carried out, the base layer does not need bottom coating and pretreatment, the working efficiency is greatly improved, the construction period is saved, and the practicability is high.
Description
Technical Field
The patent of the utility model relates to a waterproof technical field of pile head particularly, relates to pile head waterproof construction based on polymer glued membrane is spread in advance and is prevented gluing waterproofing membrane.
Background
Along with the rapid development of the building engineering in China, the requirement on the construction period is higher and higher, and meanwhile, the requirement on the quality is higher and higher, particularly for basement construction.
The construction market often troubles the developers and the builders of the engineering due to the long construction period of the basement and the high leakage risk, and the waterproof construction of the upstream surface of the basement bottom plate is of great importance.
In the prior art, concrete is generally adopted to cast fine aggregate concrete near the pile head, and then the construction of a waterproof material can be carried out on the upper surface of the fine aggregate concrete after the fine aggregate concrete is condensed, so that the problem of long construction period exists.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a pile head waterproof construction based on polymer glued membrane is spread in advance and is prevented gluing waterproofing membrane aims at solving prior art, to the longer problem of the waterproof construction period of pile head.
The utility model discloses a realize like this, pile head waterproof construction based on polymer glued membrane pre-paving anti-sticking waterproofing membrane, including the pile head and the waterproofing membrane that protrude in the basic unit, waterproofing membrane includes glue film, antiseized layer, hydrogel layer and waterproof layer, along from top to bottom direction, antiseized layer, hydrogel layer, glue film and waterproof layer laminating are arranged; and the waterproof coiled material is attached and arranged above the pile head and the foundation pit.
Furthermore, the base layer is provided with a downward-sunken annular groove, the middle part of the annular groove is provided with a pile hole, the pile head is inserted into the pile hole, and the height of the pile head is higher than the bottom surface of the annular groove; and a first concrete cushion is tiled on the upper surface of the pile head and the bottom surface of the annular groove.
Further, the root cover of pile head is equipped with the seal membrane, the material of seal membrane with the shape of pile head is unanimous, the seal membrane laminating is arranged on the surface of pile head, the bottom orientation of seal membrane the bottom surface level of annular groove extends, first concrete cushion lays on the seal membrane.
Further, follow the circumferencial direction of pile head, the root cover of pile head is equipped with the lock hoop, and the lock hoop is cyclic annular and arranges, the lock hoop cover is established the periphery of seal membrane is locked on the pile head, be provided with the rubber gasket on the medial surface of lock hoop.
Furthermore, cement-based permeable crystalline waterproof coating layers are coated on the bottom surface of the annular groove, the upper surface of the pile head and the side wall of the pile head, and are arranged above the first concrete cushion layer.
Further, the waterproofing membrane is bonded to the first concrete pad.
Further, the thickness of the first concrete cushion layer is 130 mm.
Further, be provided with the second concrete cushion in the annular groove, the second concrete cushion with waterproofing membrane's upper surface laminating arranges.
Further, the pile head has the upper surface of arranging up, many reinforcing bars post have in the pile head, the reinforcing bar post extends the upper surface of pile head and is vacant arranging, the root of reinforcing bar post scribbles stagnant water and glues.
Furthermore, a gap between the outer side wall of the pile head and the inner side wall of the pile hole is coated with water-swelling sealant.
Compared with the prior art, the pile head waterproof structure based on the polymer adhesive film pre-paved anti-sticking waterproof coiled material provided by the utility model directly covers the waterproof coiled material around the pile head in the process of waterproofing the pile head, has simple operation method and construction process, does not need base oil or hot air to dry a wet base layer, and has no volatile substances; after the concrete base layer reaches the strength of people, construction can be carried out, the base layer does not need bottom coating and pretreatment, the working efficiency is greatly improved, the construction period is saved, and the practicability is high.
Drawings
Fig. 1 is a schematic cross-sectional view of a pile head waterproof structure based on a polymer adhesive film pre-paved anti-sticking waterproof roll provided by the utility model;
fig. 2 is an enlarged schematic view of part a of a pile head waterproof structure based on a polymer adhesive film pre-paved anti-sticking waterproof roll provided by the utility model;
fig. 3 is the utility model provides a waterproofing membrane's of pile head waterproof construction's based on polymer glued membrane is spread in advance and is prevented gluing waterproofing membrane's head schematic view.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The following describes the implementation of the present invention in detail with reference to specific embodiments.
The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of the description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limitations of the present patent, and those skilled in the art can understand the specific meanings of the terms according to specific situations.
Referring to fig. 1 to 3, the preferred embodiment of the present invention is shown.
The pile head waterproof structure based on the polymer adhesive film pre-paved reverse-adhesion waterproof coiled material comprises a pile head 20 protruding out of a base layer and the waterproof coiled material 100, wherein the waterproof coiled material 100 comprises an adhesive layer 120, an anti-sticking layer 110, a hydrogel layer 130 and a waterproof layer 140, and the anti-sticking layer 110, the adhesive layer 120, the hydrogel layer 130 and the waterproof layer 140 are arranged in a laminating manner along the direction from top to bottom; waterproofing membrane 100 is arranged above pile head 20 and the foundation pit.
According to the pile head waterproof structure 10 based on the polymer adhesive film pre-paved anti-sticking waterproof roll material, the waterproof roll material 100 is directly covered around the pile head 20 in the process of waterproofing the pile head 20, the operation method and the construction process are simple, the base oil or hot air is not needed for drying a wet base layer, and volatile substances are avoided; after the concrete base layer reaches the strength of people, construction can be carried out, the base layer does not need bottom coating and pretreatment, the working efficiency is greatly improved, the construction period is saved, and the practicability is high.
A glue layer is also provided between the lower surface of the hydrogel layer 130 and the upper surface of the waterproof layer 140 for bonding the hydrogel layer 130 and the waterproof layer 140.
The waterproof layer 140 is a polymer sheet, i.e. high density polyethylene, and the adhesive layer 120 is a PMH-3040 type high density polyethylene self-adhesive film waterproof roll 100.
Antiseized layer 110 is antiseized layer 110 of granule, and the granule can be fine sand granule, and post-cast concrete is before the initial set, and the concrete is in the action of gravity with the slowly production crosslinked meshing of coiled material self-adhesion layer 120, produces physical absorption and mortise and tenon effect in cement curing process for the coiled material firmly bonds together with post-cast concrete, is difficult for breaking away, on the one hand, can reach antiseized effect, and on the other hand, in the follow-up concreting process, granule antiseized layer 110 also can and have better bonding effect between the concrete.
Wherein the hydrogel is a gel with water as a dispersion medium; the hydrogel layer 130 is composed of a plurality of hydrogel blocks having a strip structure, a part of hydrophobic groups and hydrophilic residues are introduced into the water-soluble polymer having a network cross-linked structure, the hydrophilic residues are combined with water molecules to connect the water molecules inside the network, and the hydrophobic residues are a cross-linked polymer that swells in water.
Moreover, a plurality of bumps 141 are uniformly arranged on the bottom surface of the waterproof layer 140, and the design of the bumps 141 is as small as possible, so that the contact area between the waterproof roll 100 and the first concrete layer can be increased under the condition that the flatness of the waterproof roll 100 is not affected, and the bottom surface of the waterproof layer 140 is better bonded with the first concrete layer.
The hydrogel is a polymer network system, has soft property, can keep a certain shape, and can absorb a large amount of water, so that even if water enters the waterproof roll 100, the hydrogel layer 130 in the waterproof roll 100 can absorb excessive water on the premise of keeping the original shape, and the waterproof performance of the polymer adhesive film pre-laid anti-sticking waterproof roll 100 is further enhanced.
The base layer is provided with a downward sunken annular groove 80, the middle part of the annular groove 80 is provided with a pile hole, the pile head 20 is inserted into the pile hole, and the height of the pile head 20 is higher than the bottom surface of the annular groove 80; the first concrete cushion layer 30 is tiled on the upper surface of the pile head 20 and the bottom surface of the annular groove 80, and the first concrete layer is arranged in a plane, so that the waterproof roll material 100 can be conveniently laid subsequently.
Before construction, the plain soil 50 below the bottom surface of the annular groove 80 needs to be compacted.
The root cover of pile head is equipped with seal membrane 170, the material of seal membrane 170 is unanimous with pile head 20's shape, the laminating of seal membrane 170 is arranged on pile head 20's surface, the bottom of seal membrane 170 extends towards the bottom surface level of annular groove 80, first concrete cushion 30 is laid on seal membrane 170, and like this, carry out the sealed protection of one more layer to pile head 20, place water along the inside and the stake hole that from top to bottom the direction invade pile head 20, sealed water-proof effects is better.
The first concrete pad 30 is a C15 concrete pad.
Along the circumferencial direction of pile head 20, the root cover of pile head 20 is equipped with lock hoop 21, and lock hoop 21 is the cyclic annular and arranges, and lock hoop 21 cover is established in the periphery of seal membrane 170 and is locked on pile head 20, is provided with the rubber gasket on the medial surface of lock hoop 21.
The bottom surface of the annular groove 80, the upper surface and the side wall of the pile head 20 are coated with a cement-based permeable crystalline waterproof coating 90, and the cement-based permeable crystalline waterproof coating 90 is placed above the first concrete cushion 30.
The waterproofing membrane 100 is adhered to the first concrete pad 30.
The first concrete pad 30 has a thickness of 130 mm.
A second concrete cushion 40 is provided in the annular groove 80, and the second concrete cushion 40 is disposed to be attached to the upper surface of the waterproof roll 100.
The second concrete pad 40 is a C20 concrete pad, wherein the second concrete pad 40 has a thickness of 50 mm.
The first concrete cushion layer 30, the second concrete cushion layer 40 and the waterproof roll material 100 are laid in the annular groove 80, so that the waterproof performance of the periphery of the pile head 20 can be improved, and water is prevented from being soaked into the pile body from the periphery of the pile head 20.
Coating in the space between the lateral wall of pile head 20 and the inside wall in stake hole has water-swelling sealed glue 60, like this, even have water to invade from the space between the lateral wall of pile head 20 and the inside wall in stake hole, sealed glue 60 meets water-swelling, and the volume grow is full of whole space to reach the effect of separation aqueous vapor.
Furthermore, along the length direction of the waterproof roll 100, the anti-sticking layer 110 has an uncovered part 121, and a part at the edge of the waterproof roll screen does not completely cover the adhesive layer 120, that is, the adhesive layer 120 is exposed, so that when the width of the waterproof roll 100 is not enough during the process of laying the waterproof roll 100, a plurality of waterproof rolls 100 can be spliced and adhered to adapt to various types of waterproof scenes.
And after the waterproof construction structure of the pile head 20 is constructed, pouring concrete at the upper part to finish the construction.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The pile head waterproof structure based on the polymer adhesive film pre-paved anti-sticking waterproof coiled material is characterized by comprising a pile head protruding out of a base layer and the waterproof coiled material, wherein the waterproof coiled material comprises an adhesive layer, an anti-sticking layer, a hydrogel layer and a waterproof layer; and the waterproof coiled material is attached and arranged above the pile head and the foundation pit.
2. The waterproof structure of the pile head based on the pre-paved anti-sticking waterproof roll material of the polymer adhesive film according to claim 1, wherein the base layer has a downwardly concave annular groove, the middle part of the annular groove has a pile hole, the pile head is inserted into the pile hole, and the height of the pile head is higher than the bottom surface of the annular groove; and a first concrete cushion is tiled on the upper surface of the pile head and the bottom surface of the annular groove.
3. The pile head waterproof structure based on polymer adhesive film pre-paved anti-sticking waterproof roll as claimed in claim 2, wherein a sealing film is sleeved at the root of the pile head, the material of the sealing film is consistent with the shape of the pile head, the sealing film is attached to the outer surface of the pile head, the bottom of the sealing film faces the bottom surface of the annular groove and extends horizontally, and the first concrete cushion is paved on the sealing film.
4. The waterproof structure of the pile head based on the pre-paved anti-sticking waterproof roll material with the polymer adhesive film according to claim 3, wherein a lock hoop is sleeved at the root of the pile head along the circumferential direction of the pile head, the lock hoop is annularly arranged, the lock hoop is sleeved at the periphery of the sealing film and locked on the pile head, and a rubber gasket is arranged on the inner side surface of the lock hoop.
5. The pile head waterproof structure based on the polymer adhesive film pre-paved anti-sticking waterproof roll according to claim 2, wherein a cement-based permeable crystalline waterproof coating is coated on the bottom surface of the annular groove, the upper surface of the pile head and the side wall, and the cement-based permeable crystalline waterproof coating is disposed above the first concrete cushion.
6. The pile head waterproof structure based on the polymer adhesive film pre-paved anti-sticking waterproof roll material of claim 2, wherein the waterproof roll material is stuck on the first concrete cushion layer.
7. The pile head waterproof structure based on the polymer adhesive film pre-paved anti-sticking waterproof roll material as claimed in claim 2, wherein the thickness of the first concrete cushion layer is 130 mm.
8. The pile head waterproof structure based on the polymer adhesive film pre-paved anti-sticking waterproof roll as claimed in claim 2, wherein a second concrete cushion is arranged in the annular groove, and the second concrete cushion is arranged in a manner of being attached to the upper surface of the waterproof roll.
9. The waterproof structure of the pile head based on the pre-paved anti-sticking waterproof coiled material of the polymer adhesive film according to any one of claims 2 to 8, wherein the pile head has an upper surface arranged upward, a plurality of steel bar columns are arranged in the pile head, the steel bar columns extend out of the upper surface of the pile head and are arranged in a vacant manner, and the roots of the steel bar columns are coated with a water stop adhesive.
10. The waterproof structure of a pile head based on pre-paved anti-sticking waterproof roll of polymer adhesive film according to claim 9, wherein a water-swellable sealant is coated in a gap between the outer sidewall of the pile head and the inner sidewall of the pile hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020225353.2U CN212129254U (en) | 2020-02-27 | 2020-02-27 | Pile head waterproof structure based on polymer adhesive film pre-laid anti-sticking waterproof roll |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020225353.2U CN212129254U (en) | 2020-02-27 | 2020-02-27 | Pile head waterproof structure based on polymer adhesive film pre-laid anti-sticking waterproof roll |
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| Publication Number | Publication Date |
|---|---|
| CN212129254U true CN212129254U (en) | 2020-12-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020225353.2U Active CN212129254U (en) | 2020-02-27 | 2020-02-27 | Pile head waterproof structure based on polymer adhesive film pre-laid anti-sticking waterproof roll |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212129254U (en) |
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- 2020-02-27 CN CN202020225353.2U patent/CN212129254U/en active Active
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