CN215630186U - Basement high water level precast pile head waterproof construction - Google Patents
Basement high water level precast pile head waterproof construction Download PDFInfo
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- CN215630186U CN215630186U CN202121282731.1U CN202121282731U CN215630186U CN 215630186 U CN215630186 U CN 215630186U CN 202121282731 U CN202121282731 U CN 202121282731U CN 215630186 U CN215630186 U CN 215630186U
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Abstract
The utility model discloses a basement high-water-level precast pile head waterproof structure, which comprises a raft board, a precast pile, a cushion layer, a waterproof coating layer, a waterproof layer, a combined water-stop ring steel sleeve and a galvanized flat iron hoop.
Description
Technical Field
The utility model relates to the technical field of building waterproofing, in particular to a basement high-water-level precast pile head waterproof structure.
Background
In engineering practice, the method for waterproofing the pile head is generally a waterproof method of cement-based permeable crystalline waterproof coating, polymer cement waterproof mortar and large-surface coiled material. The coating range of the cement-based permeable crystalline waterproof coating and the polymer cement mortar is that the surface of the pile head, the pile body and the periphery of the pile head are more than or equal to 250mm, the large-surface coiled material is jacked to the root of the pile head, and the root of the pile head is locally sealed by using sealing paste.
In the existing treatment method, because the polymer cement waterproof mortar belongs to a rigid material, and the joint part of the foundation cushion and the pile head is easily cracked due to the influence of construction disturbance, later-stage upper load and foundation deformation, the rigid material has poor plastic deformation and can crack, so that the effect of brushing the polymer cement waterproof mortar once is hardly significant to the waterproof effect. However, the sealing range of the sealing paste determines the cracking area of the base layer, and the waterproof layer can leak water after being pulled apart, so that the waterproof layer at the root of the pile head fails to work, and leakage is formed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a high-water-level precast pile head waterproof structure for a basement, which has the advantages of good sealing and waterproof effects, long durability and reliability, reasonable structural design and convenience and quickness in construction, and aims to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: a basement high water level precast pile head waterproof structure comprises a raft and precast piles, wherein pile heads of the precast piles are inserted into the raft, and a cushion layer is arranged below the connection position of the raft and the pile heads of the precast piles; a waterproof coating layer is coated on the cushion layer and the periphery of the pile head of the precast pile, and a waterproof layer is arranged above the waterproof coating layer; the pile head of the precast pile wraps the combined water-stop ring steel sleeve on the outer side of the arranged waterproof layer, and the outer side of the combined water-stop ring steel sleeve is fixed through the galvanized flat iron hoop.
Preferably, the waterproof coating layer is a non-cured rubber asphalt layer with the thickness of 2 mm.
Preferably, the waterproof layer is a high-density polyethylene self-adhesive film waterproof roll with the thickness of 2 mm.
Preferably, the combined water stop ring steel sleeve consists of two semi-annular sleeves.
Preferably, the waterproof layer is fully paved on the combined water stop ring steel sleeve to the edge of the top of the water stop ring of the combined water stop ring steel sleeve.
Compared with the prior art, the utility model has the following beneficial effects:
this basement high water level precast pile head waterproof construction, through setting up combination formula stagnant water ring steel casing pipe, form by two semicircular sleeve pipe combinations, it is rested firmly by the zinc-plated band iron cuff, it is not influenced by external environment factor, the construction is simple swift, utilize non-cured rubber asphalt to be excellent as waterproof coating self creep nature simultaneously, the ability that high elongation adaptation basic unit warp is strong, be applicable to the characteristics at the great position of deformation, overcome the defect that the coating is easy to split or break among the prior art, it is better to make basement pile head waterproof sealing structure water-proof effects, it is sealed water-proof effects is good, long endurance reliability, structural design is reasonable, construction convenience, it is swift.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of a combined water stop ring steel sleeve according to the present invention;
fig. 3 is a disassembled view of the combined water stop ring steel sleeve of the utility model.
In the figure: 1. a cushion layer; 2. a waterproof coating layer; 3. a waterproof layer; 4. a combined water stop ring steel sleeve; 5. galvanized flat iron hoop; 6. a raft plate; 7. and (6) prefabricating the pile.
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. 1-3, a basement high water level precast pile head waterproof structure comprises a raft 6 and precast piles 7, wherein pile heads of the precast piles 7 are inserted into the raft 6, and a cushion layer 1 is arranged below the connection part of the raft 6 and the pile heads of the precast piles 7; a waterproof coating layer 2 is coated on the cushion layer 1 and the periphery of the pile head of the precast pile 7, and a waterproof layer 3 is arranged above the waterproof coating layer 2; the pile head of the precast pile 7 is wrapped by a combined type water stop ring steel sleeve 4 on the outer side of the arranged waterproof layer 3, and the outer side of the combined type water stop ring steel sleeve 4 is fixed through a galvanized flat iron hoop 5.
In the above embodiment, the waterproof paint layer 2 was a 2mm thick layer of uncured rubber asphalt.
In the above-mentioned embodiment, waterproof layer 3 is the high density polyethylene self-adhesive film waterproofing membrane that 2mm is thick, and this coiled material is novel material, and non-asphalt base glues the class, can directly bond with concrete curing reaction, and waterproof performance is good, and the tensile, tear-resistant and shock resistance are good, can directly tie up the reinforcing bar construction on it, need not waterproof layer, shortens construction period greatly, sets up waterproofing membrane on non-cured rubber asphalt material's waterproof coating layer 2 to on turn over full the stagnant water ring top edge of spreading to combination formula stagnant water ring steel casing 4.
In the above embodiment, the combined water-stop ring steel sleeve 4 is composed of two semicircular sleeves, and is firmly sleeved by the galvanized flat iron hoop 5, so that the combined water-stop ring steel sleeve is not influenced by external environmental factors, the construction is simple and rapid, and meanwhile, the characteristics that the waterproof coating layer 2 of the non-cured rubber asphalt has excellent creep property and high elongation rate and is suitable for deformation of a base layer and a part with larger deformation are utilized, the defect that the coating is easy to crack or break in the prior art is overcome, and the waterproof sealing structure of the pile head of the precast pile 7 of the basement has better waterproof effect.
The construction process comprises the following steps: firstly, the waterproof cushion layer 1 treatment is carried out on the pile head of the precast pile 7: chiseling out a pile head to a designed elevation position according to design requirements, wherein a pile body is basically flat; treating the pile head concrete base surface to enable the base surface to have a flat, hard and clean concrete surface, and flushing the exposed soil, laitance, loose broken stones and the like on the body of the precast pile 7 by using a high-pressure water gun to ensure the cleanness of the concrete base; wherein, the pile head base layer is required to reach a flat state; the stressed steel bars on the pile head are adjusted in place by a general packing square, and exposed stirrups on the pile head are cleaned; then, brushing a waterproof coating layer 2 made of non-solidified rubber asphalt material on the cushion layer 1, wherein the waterproof coating layer 2 is fully brushed within the range of 500mm around the cushion layer 1, the pile body and the pile head of the precast pile 7, and brushing a non-solidified rubber asphalt layer with the thickness of 2 mm; arranging a waterproof layer 3 on the waterproof coating layer 2, fully paving a high-density polyethylene self-adhesive film waterproof coiled material with the thickness of 2mm on the cushion layer 1 and the pile body non-cured rubber asphalt layer, wherein the reserved height of the coiled material is the height of the pile head of the precast pile 7 out of the cushion layer 1 plus the width of a water stop ring, and the high-density polyethylene self-adhesive film waterproof coiled material with the thickness of 2mm cannot be leaked and paved; and finally, arranging a combined water stop ring steel sleeve 4: the combined water stop ring steel sleeve 4 is formed by combining two semicircular sleeves, the combined water stop ring steel sleeve 4 is a steel plate with the wall thickness of 1.5mm, the diameter is customized according to the size of the outer diameter of the precast pile 7, the height is the height of a pile head cushion layer 1 of the precast pile 7, the width of the combined water stop ring steel sleeve 4 is 10cm, then the two customized semicircular sleeves are spliced on a waterproof layer 3 of a pile body, and the two semicircular sleeves are firmly sleeved by using a galvanized flat iron hoop 5; and (4) fully spreading the reserved coiled material of the waterproof layer 3 to the edge of the top of the water stop ring of the combined water stop ring steel sleeve 4, and finishing construction.
In summary, the following steps: this basement high water level precast pile head waterproof construction, through setting up combination formula stagnant water ring steel casing pipe 4, form by two semicircular sleeve pipe combinations, it is firm by 5 covers of zinc-plated band iron cuff again, it does not receive the influence of external environment factor, the construction is simple swift, utilize non-cured rubber asphalt to be excellent as waterproof coating layer 2 self creep nature simultaneously, the high elongation adapts to the ability reinforce of basic unit deformation, be applicable to the characteristics at the great position of deformation, overcome among the prior art defect that the coating is easy to split or break, it is better to make basement pile head waterproof sealing structure water-proof effects.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a basement high water level precast pile head waterproof construction, includes raft board (6) and precast pile (7), its characterized in that: the pile head of the precast pile (7) is inserted in the raft (6), and the cushion layer (1) is arranged below the connection part of the raft (6) and the pile head of the precast pile (7); a waterproof coating layer (2) is coated on the cushion layer (1) and the periphery of the pile head of the precast pile (7), and a waterproof layer (3) is arranged above the waterproof coating layer (2); the outer side of the waterproof layer (3) arranged at the pile head of the precast pile (7) is wrapped by the combined type water stop ring steel sleeve (4), and the outer side of the combined type water stop ring steel sleeve (4) is fixed through the galvanized flat iron hoop (5).
2. The waterproof structure of the pile head of the basement high-water-level precast pile according to claim 1, characterized in that: the waterproof coating layer (2) is a non-cured rubber asphalt layer with the thickness of 2 mm.
3. The waterproof structure of the pile head of the basement high-water-level precast pile according to claim 1, characterized in that: the waterproof layer (3) is a high-density polyethylene self-adhesive film waterproof roll with the thickness of 2 mm.
4. The waterproof structure of the pile head of the basement high-water-level precast pile according to claim 1, characterized in that: the combined water stop ring steel sleeve (4) consists of two semicircular sleeves.
5. The waterproof structure of the pile head of the basement high-water-level precast pile according to claim 1, characterized in that: and the waterproof layer (3) is fully paved on the combined water stop ring steel sleeve (4) to the edge of the top of the water stop ring of the combined water stop ring steel sleeve (4).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202121282731.1U CN215630186U (en) | 2021-06-09 | 2021-06-09 | Basement high water level precast pile head waterproof construction |
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| CN202121282731.1U CN215630186U (en) | 2021-06-09 | 2021-06-09 | Basement high water level precast pile head waterproof construction |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113789816A (en) * | 2021-09-13 | 2021-12-14 | 中国十七冶集团有限公司 | Basement high-water-level precast pile head waterproof structure and construction method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113789816A (en) * | 2021-09-13 | 2021-12-14 | 中国十七冶集团有限公司 | Basement high-water-level precast pile head waterproof structure and construction method thereof |
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