CN111364476A - Waterproof construction method for lattice column penetrating structural slab - Google Patents
Waterproof construction method for lattice column penetrating structural slab Download PDFInfo
- Publication number
- CN111364476A CN111364476A CN202010211274.0A CN202010211274A CN111364476A CN 111364476 A CN111364476 A CN 111364476A CN 202010211274 A CN202010211274 A CN 202010211274A CN 111364476 A CN111364476 A CN 111364476A
- Authority
- CN
- China
- Prior art keywords
- lattice column
- steel plate
- waterproof
- construction method
- outer steel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/02—Foundation pits
- E02D17/04—Bordering surfacing or stiffening the sides of foundation pits
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/02—Protective 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
Abstract
The invention discloses a waterproof construction method for a lattice column penetrating structural slab, which is characterized by comprising the following steps of: the method comprises the following steps that firstly, according to a design drawing, the cross section of a lattice column is divided into four small lattice column cross section units with equal areas; step two, processing and manufacturing an outer steel plate and an inner steel plate which are both in an L shape according to the specification of each lattice column section unit; step three, welding two pre-processed L-shaped inner steel plates and two pre-processed L-shaped outer steel plates at the position of a height mark in a structural plate with a waterproof requirement along the inner side and the outer side of each small latticed column section unit; and step four, after the construction of the waterproof structure is finished, entering the next procedure and pouring concrete. The invention can effectively solve the problem that the structural slab is easy to leak after the temporary support of the lattice column is removed.
Description
Technical Field
The invention belongs to the technical field of building construction, relates to a waterproof method of a structural slab in civil construction, and particularly relates to a waterproof construction method of a lattice column penetrating through the structural slab.
Background
In the design and construction of a supporting structure, in order to accelerate the construction progress and save the construction cost, a lattice column temporary support is often arranged for supporting the upper structure (such as an inner supporting beam) of the supporting system, as shown in fig. 1, the lower end of a lattice column 1 is arranged on a lattice column stud 4, and the upper end is used for supporting an upper member 2. Under the condition, in the structure construction process, the temporary support of the lattice column can penetrate through the bottom plate and the top plate of the basement, and due to the structure of the lattice column, after concrete is poured and the lattice column is removed, a water seepage channel is easy to form, so that the hidden quality danger of seepage exists.
Disclosure of Invention
Aiming at the problem that the structural plate is easy to leak after the temporary support of the lattice column is removed in the background technology, the invention provides the waterproof construction method for penetrating the structural plate through the lattice column, which effectively solves the problem in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the invention relates to a waterproof construction method of a lattice column penetrating structural slab, which is characterized by comprising the following steps of:
the method comprises the following steps that firstly, according to a design drawing, the cross section of a lattice column is divided into four small lattice column cross section units with equal areas;
step two, processing and manufacturing an outer steel plate and an inner steel plate which are both in an L shape according to the specification of each lattice column section unit;
step three, welding two pre-processed L-shaped inner steel plates and two pre-processed L-shaped outer steel plates at the position of a height mark in a structural plate with a waterproof requirement along the inner side and the outer side of each small latticed column section unit;
and step four, after the construction of the waterproof structure is finished, entering the next procedure and pouring concrete.
As a further improvement of the technical scheme of the invention, the thickness of the outer steel plate and the thickness of the inner steel plate are both 8 mm-10 mm, and the width of the outer steel plate and the width of the inner steel plate are both 40 mm-50 mm.
As a further improvement of the technical scheme of the invention, the length of each edge of the outer steel plate is about half of the side length of the unit of the section of the lattice column plus the width of the outer steel plate; the length of each side of the inner steel plate is about half of the side length of the lattice column section unit minus the width of the inner steel plate.
As a further improvement of the technical scheme of the invention, when the outer steel plate and the inner steel plate are welded with the lattice column section unit, the welding is full without slag inclusion and air bubbles.
According to the waterproof construction method for the lattice column penetrating structural slab, the water seepage channel originally existing in the lattice column is blocked through the combined action of the L-shaped inner steel plate and the L-shaped outer steel plate, and the waterproof effect of the structural slab through which the lattice column penetrates is ensured.
Compared with the prior art, the waterproof construction method for the lattice column penetrating structural slab is simple in construction method, common in used materials, relatively low in cost, convenient to implement, good in waterproof effect, strong in practicability and worthy of popularization.
Drawings
FIG. 1 is a schematic structural view of a lattice column supporting an upper member;
FIG. 2 is a schematic structural view of a lattice column cross-sectional element according to the present invention;
FIG. 3 is a schematic diagram of a waterproof construction method for a lattice column penetrating structural slab according to the present invention;
in the figure: 1. a lattice column; 2. an upper member; 3. a lattice column cross section; 4. lattice column stud piles; 5. an outer steel plate; 6. and an inner steel plate.
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 3, the present invention relates to a waterproof construction method for a lattice column penetrating structural slab, which is characterized in that the waterproof construction method comprises the following steps:
the method comprises the following steps that firstly, according to a design drawing, the cross section of a lattice column 1 is divided into four small lattice column cross section units 3 with equal areas;
step two, processing and manufacturing an outer steel plate 5 and an inner steel plate 6 which are both in an L shape according to the specification of each lattice column section unit 3;
step three, welding two L-shaped inner steel plates 6 and two L-shaped outer steel plates 5 which are processed in advance respectively along the inner side and the outer side of each small latticed column section unit 3 at the position of a height mark in the structural plate with the waterproof requirement;
and step four, after the construction of the waterproof structure is finished, entering the next procedure and pouring concrete.
In this embodiment, the thickness of the outer steel plate 5 and the width of the inner steel plate 6 are both 8mm to 10mm, and the width is both 40mm to 50 mm.
In this embodiment, the length of each side of the outer steel plate 5 is about half of the side length of the lattice column section unit 3 plus the width of the outer steel plate 5; the length of each side of the inner steel plate 6 is about half of the side length of the lattice column section unit 3 minus the width of the inner steel plate 6.
In this embodiment, the outer steel plate 5 and the inner steel plate 6 must be welded fully without slag inclusion and air bubbles when being welded with the lattice column section unit 3.
According to the waterproof construction method for the lattice column penetrating structural slab, the inner steel plate and the outer steel plate are respectively arranged on the inner side and the outer side of the lattice column, so that the original water seepage channel of the lattice column is effectively blocked, and the waterproof effect of the structural slab through which the lattice column penetrates is ensured.
Claims (4)
1. A waterproof construction method for a lattice column penetrating structural slab is characterized by comprising the following steps:
the method comprises the following steps that firstly, according to a design drawing, the cross section of a lattice column (1) is divided into four small lattice column cross section units (3) with equal areas;
step two, processing and manufacturing an outer steel plate (5) and an inner steel plate (6) which are both L-shaped according to the specification of each lattice column section unit (3);
step three, welding two L-shaped inner steel plates (6) and two L-shaped outer steel plates (5) which are processed in advance respectively along the inner side and the outer side of each small latticed column section unit (3) at the position of a height in a structural plate with a waterproof requirement;
and step four, after the construction of the waterproof structure is finished, entering the next procedure and pouring concrete.
2. The waterproof construction method of the lattice column penetration structural plate as claimed in claim 1, wherein the thickness of the outer steel plate (5) and the inner steel plate (6) is 8mm to 10mm, and the width thereof is 40mm to 50 mm.
3. A method of waterproofing a lattice column-penetrating structural slab as set forth in claim 1, wherein the length of each side of said outer steel plate (5) is about half of the side length of a lattice column section unit (3) plus the width of the outer steel plate (5); the length of each side of the inner steel plate (6) is about half of the side length of the lattice column section unit (3) minus the width of the inner steel plate (6).
4. The waterproof construction method of the lattice column penetrating structure plate as claimed in claim 1, wherein the outer steel plate (5), the inner steel plate (6) and the lattice column section unit (3) are welded fully without slag inclusion and air bubbles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010211274.0A CN111364476A (en) | 2020-03-24 | 2020-03-24 | Waterproof construction method for lattice column penetrating structural slab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010211274.0A CN111364476A (en) | 2020-03-24 | 2020-03-24 | Waterproof construction method for lattice column penetrating structural slab |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111364476A true CN111364476A (en) | 2020-07-03 |
Family
ID=71202831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010211274.0A Pending CN111364476A (en) | 2020-03-24 | 2020-03-24 | Waterproof construction method for lattice column penetrating structural slab |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111364476A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112227601A (en) * | 2020-07-31 | 2021-01-15 | 中国一冶集团有限公司 | Waterproof construction method for bottom plate at lattice column |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105951869A (en) * | 2016-05-31 | 2016-09-21 | 中国冶集团有限公司 | Construction method of steel latticework column tower crane foundation for underground garage without reserving construction joints |
| CN106013472A (en) * | 2016-06-30 | 2016-10-12 | 中铁隧道集团二处有限公司 | Waterproof structure with latticed column penetrating through body structure part and construction method of structure |
| CN108277818A (en) * | 2018-03-22 | 2018-07-13 | 中国电建市政建设集团有限公司 | Basement top-down method Combined tower crane foundation structure and construction method |
| CN110685295A (en) * | 2019-09-16 | 2020-01-14 | 中国二十冶集团有限公司 | Bored concrete pile shaped steel combination assembled tower crane basis |
-
2020
- 2020-03-24 CN CN202010211274.0A patent/CN111364476A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105951869A (en) * | 2016-05-31 | 2016-09-21 | 中国冶集团有限公司 | Construction method of steel latticework column tower crane foundation for underground garage without reserving construction joints |
| CN106013472A (en) * | 2016-06-30 | 2016-10-12 | 中铁隧道集团二处有限公司 | Waterproof structure with latticed column penetrating through body structure part and construction method of structure |
| CN108277818A (en) * | 2018-03-22 | 2018-07-13 | 中国电建市政建设集团有限公司 | Basement top-down method Combined tower crane foundation structure and construction method |
| CN110685295A (en) * | 2019-09-16 | 2020-01-14 | 中国二十冶集团有限公司 | Bored concrete pile shaped steel combination assembled tower crane basis |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112227601A (en) * | 2020-07-31 | 2021-01-15 | 中国一冶集团有限公司 | Waterproof construction method for bottom plate at lattice column |
| CN112227601B (en) * | 2020-07-31 | 2022-07-15 | 中国一冶集团有限公司 | Waterproof construction method for bottom plate at lattice column |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203080705U (en) | Concrete post-cast strip supporting top | |
| CN107327050B (en) | Disassembly-free basement exterior wall flanging unilateral formwork supporting device and construction method | |
| CN105275097A (en) | A post-cast strip water-stop steel plate and demolition-free template net installing method | |
| CN104594655A (en) | Application method for dismantling temporary supports in brick-concrete structure wall | |
| CN204780933U (en) | Shoring of trench landing stage system | |
| CN111364476A (en) | Waterproof construction method for lattice column penetrating structural slab | |
| CN116480133A (en) | Supporting system and method for Gaussian curved surface bare concrete construction formwork in sea environment | |
| CN103132465B (en) | Underground box culvert constructing method closely attached to pile foundation bearing platform | |
| CN112962626A (en) | Simple shallow foundation pit supporting system and construction method | |
| CN106320529A (en) | Recyclable latticed column and floor slab connecting system and construction method | |
| CN212802532U (en) | A leak protection thick liquid reinforcement instrument for frame post column base template | |
| CN206457854U (en) | A kind of raft foundation vertical construction joints construction | |
| CN103410172A (en) | Construction method for post pouring belt plugging of underground structural roof plate | |
| CN112302007B (en) | Pile bearing frame for pile foundation and construction method | |
| CN218405565U (en) | Integral pouring structure for advanced water stop of post-cast strip | |
| CN207717504U (en) | A kind of support construction for ultra-large type bifurcated pipe group's water pressure test | |
| CN207244633U (en) | Brick retaining wall steel bar girder hardened system on foundation pit enclosure top beam | |
| CN110219474A (en) | A kind of structural column increasing section reinforcement means using steel tube confinement | |
| CN212223971U (en) | Post-cast strip side-fixing inner-supporting steel plate combined template | |
| CN114182867A (en) | Ribbed concrete laminated slab and implementation method thereof | |
| CN208396295U (en) | A kind of open-cut station construction stair formwork erecting structure | |
| CN202081425U (en) | Water-saving mechanism for foundation pit water of building construction | |
| CN219158003U (en) | Waterproof structure of lattice column penetrating structure plate | |
| CN217580611U (en) | Transverse seam-drawing mounting structure of wall column and beam | |
| CN213062940U (en) | Template bearing diagonal base system of consolidating |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200703 |