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CN112779931B - Basement construction joint waterproof device, waterproof structure and waterproof method - Google Patents

Basement construction joint waterproof device, waterproof structure and waterproof method Download PDF

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Publication number
CN112779931B
CN112779931B CN202110102958.1A CN202110102958A CN112779931B CN 112779931 B CN112779931 B CN 112779931B CN 202110102958 A CN202110102958 A CN 202110102958A CN 112779931 B CN112779931 B CN 112779931B
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China
Prior art keywords
water stop
construction joint
steel bar
waterproof
plate
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Application number
CN202110102958.1A
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Chinese (zh)
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CN112779931A (en
Inventor
石永龙
罗益俊
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China MCC5 Group Corp Ltd
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China MCC5 Group Corp Ltd
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Publication of CN112779931A publication Critical patent/CN112779931A/en
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    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D29/00Independent underground or underwater structures; Retaining walls
    • E02D29/16Arrangement or construction of joints in foundation structures
    • 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
    • E02D31/025Draining membranes, sheets or fabric specially adapted therefor, e.g. with dimples

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Paleontology (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Hydrology & Water Resources (AREA)
  • Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
  • Building Environments (AREA)

Abstract

The invention discloses a basement construction joint waterproof device and a waterproof structure, wherein the waterproof device comprises a basement bottom plate, a retaining wall foundation arranged on the basement bottom plate and column feet arranged in the retaining wall foundation, a U-shaped construction joint is formed among the basement bottom plate, the retaining wall foundation and the column feet, the waterproof device is arranged at the horizontal construction joint of the U-shaped construction joint, a reinforcing steel bar sleeve is positioned below the horizontal construction joint, the reinforcing steel structure in the basement bottom plate penetrates through the reinforcing steel sleeve, the waterproof device comprises a water stop plate and a plurality of reinforcing steel bar sleeves penetrating through the water stop plate, and the axis of the reinforcing steel bar sleeve is perpendicular to the water stop plate. The beneficial effects of the invention are as follows: this scheme can set up the construction joint department between toe and basement bottom plate, replaces inflation sealing up strip, strengthens waterproof performance to can be connected with other waterproof steel sheet and form wholly, guarantee the water-proof effects.

Description

Basement construction joint waterproof device, waterproof structure and waterproof method
Technical Field
The invention relates to the technical field of basement construction, in particular to a basement construction joint waterproof device, a waterproof structure and a waterproof method.
Background
At present, the construction joint of basement bottom plate and barricade generally sets up in barricade basis upper surface, and barricade basis upper surface is generally higher than basement bottom plate upper surface 500mm. For a building with a steel structure upright post, a horizontal construction joint of a column foot of the steel structure upright post is reserved on the upper surface of a basement bottom plate, and a U-shaped construction joint is formed by the horizontal construction joint between the column foot and the basement bottom plate and a vertical construction joint between the column foot and a retaining wall foundation.
Considering the configuration of the steel bars in the basement bottom plate, the water stop steel plates cannot be used at the horizontal construction joint between the foot and the basement bottom plate, so that water-swelling water stop bars are adopted for water-proof treatment. However, the water-swelling water stop strip is made of flexible materials and cannot be connected with a water stop steel plate into a whole. The water-swelling sealing strip is not easy to ensure the installation quality and is easy to cause water leakage. The treatment of the connecting joint of the water-swelling water stop bar and the water stop steel plate is complex, and the hidden danger of water leakage is easily caused.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide a basement construction joint waterproof device, a waterproof structure and a waterproof method, which are used for the construction joint between a column base and a basement bottom plate to avoid hidden danger of water leakage.
The invention is realized by the following technical scheme: the utility model provides a basement construction joint watertight fittings, includes sealing plate, a plurality of reinforcing bar sleeve that runs through on the sealing plate, reinforcing bar telescopic axis perpendicular to sealing plate.
Further, in order to better realize the invention, the steel bar sleeve is arranged along the horizontal middle branching line of the water stop plate.
Further, in order to better realize the invention, the water stop plate is welded with the outer circle of the steel bar sleeve.
Further, in order to better realize the invention, the water stop plate is provided with a plurality of annular bosses which are coaxial with the reinforcing steel bar sleeve, and the annular bosses are welded with the reinforcing steel bar sleeve.
Further, in order to better realize the invention, the annular bosses are symmetrically arranged at two sides of the water stop plate.
The utility model provides a basement construction joint waterproof construction, includes basement bottom plate, sets up the barricade basis on the basement bottom plate and sets up the column shoe in the barricade basis, forms U type construction joint between basement bottom plate, barricade basis and the column shoe, foretell watertight fittings sets up the level construction joint department at U type construction joint, and the reinforcing bar sleeve is located the below of level construction joint, and the reinforcing bar structure in the basement bottom plate passes the reinforcing bar sleeve.
Further, in order to better realize the invention, a water stop steel plate perpendicular to the construction joint is arranged at the vertical construction joint between the retaining wall foundation and the column base, and the water stop plate is welded with the water stop steel plate.
A waterproof method for the construction joint of basement includes installing a water stop plate at the horizontal construction joint, locating the reinforcing sleeve under the reinforcing sleeve, and welding the water stop plate with the water stop steel plates at other construction joints.
The beneficial effects that this scheme obtained are: this scheme can set up the construction joint department between toe and basement bottom plate, replaces inflation sealing up strip, strengthens waterproof performance to can be connected with other waterproof steel sheet and form wholly, guarantee the water-proof effects.
Drawings
Fig. 1 is a schematic view of a waterproof apparatus installation;
FIG. 2 is a schematic illustration of the location of a basement construction joint;
fig. 3 is a schematic structural view of a reinforcing bar sleeve;
the foundation pile comprises a basement bottom plate 1, a retaining wall foundation 2, a column base 3, a horizontal construction joint 4, a water stop plate 5, a reinforcing steel bar sleeve 6 and a circular boss 7.
Detailed Description
The present invention will be described in further detail with reference to examples, but embodiments of the present invention are not limited thereto.
Example 1:
As shown in fig. 1 and 2, in this embodiment, a waterproof structure for a basement construction joint includes a basement bottom plate 1, a retaining wall foundation 2 disposed on the basement bottom plate 1, and a column foot 3 disposed in the retaining wall foundation 2, a U-shaped construction joint is formed between the basement bottom plate 1, the retaining wall foundation 2, and the column foot 3, a waterproof device is disposed at a horizontal construction joint 4 of the U-shaped construction joint, a reinforcing steel sleeve 6 is disposed below the horizontal construction joint 4, and the reinforcing steel structure in the basement bottom plate 1 passes through the reinforcing steel sleeve 6. The waterproof device comprises a water stop plate 5 and a plurality of steel bar sleeves 6 penetrating through the water stop plate 5, and the axes of the steel bar sleeves 6 are perpendicular to the water stop plate 5.
The vertical construction joint between the retaining wall foundation 2 and the column base 3 is provided with a water stop steel plate perpendicular to the construction joint, and the water stop plate 5 is welded with the water stop steel plate.
When in installation, the water stop plate 5 is vertical to the horizontal construction joint 4, and the steel bar sleeve 6 is positioned below the horizontal construction joint 4. Utilize sealing plate 5 to replace traditional inflation sealing strip, can strengthen the waterproof effect of horizontal construction seam 4 department to sealing plate 5 can weld with other stagnant water steel sheets, make the stagnant water steel sheet connect and form overall structure, be favorable to improving sealing plate 5's intensity and stability. The steel bar structure in the basement bottom plate 1 can pass through the steel bar sleeve 6, so that the construction of the steel bar structure is prevented from being influenced by the water stop plate 5.
Example 2:
On the basis of the above embodiment, in this embodiment, the reinforcing steel bar sleeve 6 is disposed along the horizontal middle branching line of the water stop plate 5. The water stop plate 5 is welded with the outer circle of the steel bar sleeve 6. Thereby enhancing the connection strength of the water stop plate 5 and the reinforcing steel bar sleeve 6 and improving the sealing performance between the water stop plate 5 and the reinforcing steel bar sleeve 6.
The water stop plate 5 is provided with a plurality of annular bosses 7 which are coaxial with the reinforcing steel bar sleeve 6, and the annular bosses 7 are welded with the reinforcing steel bar sleeve 6. The effective supported area of the steel bar sleeve 6 can be increased by using the circular ring-shaped figure 7, so that the perpendicularity of the steel bar sleeve 6 and the water stop plate 5 is improved, and the installation of the steel bar structure is prevented from being influenced by the inclined arrangement of the steel bar sleeve 6 relative to the water stop plate 5. Meanwhile, the contact area of the reinforcing steel bar sleeve 6 and the water stop plate 5 is increased, so that the welding strength of the reinforcing steel bar sleeve 6 and the water stop plate 5 is improved, and the cracking of the welding part is prevented.
In this embodiment, the cross section of the circular boss 7 is a right triangle, and after the steel bar sleeve 6 is welded with the water stop plate 5, the phenomenon of stress concentration caused by sharp angle formation at the welding position can be avoided. Is beneficial to preventing the cracking of the welding part.
In this embodiment, the annular bosses 7 are symmetrically disposed on two sides of the water stop plate 5. Thereby, the connection strength between the reinforcing steel bar sleeve 6 and the water stop plate 5 can be further enhanced. And welding the two sides of the water stop plate 5 is favorable for keeping the flatness and shape accuracy of the water stop plate 5, and deformation caused by welding the single side of the water stop plate 5 is avoided.
In this embodiment, other undescribed matters are the same as those of the above embodiment, so they will not be repeated.
The foregoing description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and any simple modification, equivalent variation, etc. of the above embodiment according to the technical matter of the present invention fall within the scope of the present invention.

Claims (2)

1. A basement construction joint waterproof method is characterized in that: adopting a basement construction joint waterproof structure, wherein the waterproof structure comprises a basement bottom plate (1), a retaining wall foundation (2) arranged on the basement bottom plate (1) and a column foot (3) arranged in the retaining wall foundation (2), a U-shaped construction joint is formed among the basement bottom plate (1), the retaining wall foundation (2) and the column foot (3), a waterproof device is arranged at a horizontal construction joint (4) of the U-shaped construction joint, a steel bar sleeve (6) is positioned below the horizontal construction joint (4), and the steel bar structure in the basement bottom plate (1) penetrates through the steel bar sleeve (6);
The waterproof device comprises a water stop plate (5) and a plurality of steel bar sleeves (6) penetrating through the water stop plate (5), and the axis of each steel bar sleeve (6) is perpendicular to the water stop plate (5); the steel bar sleeve (6) is arranged along the horizontal middle branching line of the water stop plate (5); the water stop plate (5) is welded with the outer circle of the steel bar sleeve (6); a plurality of annular bosses (7) coaxial with the reinforcing steel bar sleeve (6) are arranged on the water stop plate (5), and the annular bosses (7) are welded with the reinforcing steel bar sleeve (6); the annular bosses (7) are symmetrically arranged at two sides of the water stop plate (5);
The method comprises the steps of installing the water stop plate (5) at a horizontal construction joint (4), enabling a steel bar sleeve (6) to be located below the steel bar sleeve (6), and welding the water stop plate (5) with water stop steel plates at other construction joints.
2. The basement construction joint waterproofing method according to claim 1, wherein: the vertical construction joint between the retaining wall foundation (2) and the column base (3) is provided with a water stop steel plate perpendicular to the construction joint, and the water stop plate (5) is welded with the water stop steel plate.
CN202110102958.1A 2021-01-26 2021-01-26 Basement construction joint waterproof device, waterproof structure and waterproof method Active CN112779931B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110102958.1A CN112779931B (en) 2021-01-26 2021-01-26 Basement construction joint waterproof device, waterproof structure and waterproof method

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Application Number Priority Date Filing Date Title
CN202110102958.1A CN112779931B (en) 2021-01-26 2021-01-26 Basement construction joint waterproof device, waterproof structure and waterproof method

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CN112779931B true CN112779931B (en) 2024-07-02

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CN114718122A (en) * 2022-03-16 2022-07-08 中国五冶集团有限公司 Method for anti-seepage treatment of new and old structure underground corridor foundation connection construction joint

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