CN112982693A - Blocking structure of tower crane opening and construction method thereof - Google Patents
Blocking structure of tower crane opening and construction method thereof Download PDFInfo
- Publication number
- CN112982693A CN112982693A CN202110265515.4A CN202110265515A CN112982693A CN 112982693 A CN112982693 A CN 112982693A CN 202110265515 A CN202110265515 A CN 202110265515A CN 112982693 A CN112982693 A CN 112982693A
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- Prior art keywords
- floor slab
- embedded
- opening
- tower crane
- template
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- 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.)
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Links
- 230000000903 blocking effect Effects 0.000 title claims abstract description 41
- 238000010276 construction Methods 0.000 title claims abstract description 27
- 238000009415 formwork Methods 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000009435 building construction Methods 0.000 description 2
- 239000000565 sealant Substances 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/66—Sealings
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/41—Connecting devices specially adapted for embedding in concrete or masonry
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
Abstract
The invention relates to a blocking structure of a tower crane portal and a construction method thereof, wherein the blocking structure comprises: at least one pair of embedded parts pre-embedded in the floor slab and oppositely arranged on the opposite side edges of the opening of the floor slab; the support frame is arranged at the opening in a blocking mode, is arranged at the bottom of the floor slab and is fixed to the embedded part; the template is plugged in the opening and arranged on the support frame; and the concrete structure is poured on the template and is fixedly connected with the floor slab at the edge of the opening. According to the invention, the embedded part is arranged in the floor slab, the support frame is fixedly connected with the embedded part, the template is arranged on the support frame, the template support is realized, the surface of a concrete structure poured on the template is ensured to be flush with the top of the floor slab 10, and the blocking quality of the tower crane hole on the floor slab is ensured. The invention can simultaneously carry out the plugging construction of the hole of the multi-layer floor slab, thereby improving the construction efficiency.
Description
Technical Field
The invention relates to the field of building construction, in particular to a blocking structure of a tower crane opening and a construction method thereof.
Background
In the building construction, a square hole is reserved on a floor slab when a tower crane is installed. And after the tower crane is dismantled, the hole needs to be plugged.
In the prior art, a scaffold is erected at the bottom of a hole to support a formwork, and concrete is poured on the formwork to be fixedly connected with an original floor so as to plug the hole.
When the tower crane entrance to a cave wears multilayer floor, need from bottom to top set up the scaffold frame gradually in proper order layer by layer, set up the template layer by layer and pour and carry out the shutoff, the formwork support construction reinforcement can not reach the position and influence the floor roughness easily, and is inefficient, extravagant manpower and materials.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, provides a tower crane entrance plugging structure and a construction method thereof, and solves the problems that the flatness of a floor is influenced and the efficiency is low due to the fact that a scaffold is erected to plug the tower crane entrance in the prior art.
The technical scheme for realizing the purpose is as follows:
the invention provides a blocking structure of a tower crane entrance to a cave, which comprises:
at least one pair of embedded parts pre-embedded in the floor slab and oppositely arranged on the opposite side edges of the opening of the floor slab;
the supporting frame is arranged at the opening in a blocking mode, is arranged at the bottom of the floor slab and is fixed to the embedded part;
the template is plugged in the hole and arranged on the support frame;
and the concrete structure is poured on the template and is fixedly connected with the floor slab at the edge of the opening.
The invention further improves the plugging structure of the tower crane hole, wherein the embedded part comprises:
the embedded plate positioned above is embedded in the floor slab, the embedded plate positioned below is attached to the bottom surface of the floor slab, and the top of the support frame is fixedly connected with the embedded plate positioned below;
and the connecting rods are vertically connected with the two buried plates.
The invention further improves the blocking structure of the tower crane opening,
the hole is a rectangular hole;
two pairs of embedded parts are arranged on the four edges of the hole respectively.
The invention further improves the blocking structure of the tower crane opening,
the support frame comprises two support rods which are arranged in a crossed mode, and the end portions of the support rods are fixed on the corresponding buried plates located below.
The invention further improves the blocking structure of the tower crane opening,
the top of the concrete structure is flush with the top of the floor slab.
The invention also provides a construction method of the blocking structure of the tower crane opening, which comprises the following steps:
providing at least one pair of embedded parts, and pre-embedding the embedded parts in a floor slab, wherein the embedded parts are oppositely arranged on the opposite side edges of the opening of the floor slab;
providing a support frame, blocking the support frame at the opening, wherein the support frame is arranged at the bottom of the floor slab and is fixed on the embedded part;
providing a template, arranging the template on the support frame and plugging the template at the hole;
and a concrete structure is formed by pouring on the template, and the concrete structure is fixedly connected with the floor slab at the edge of the opening.
The construction method of the blocking structure of the tower crane entrance to a cave of the invention is further improved in that the step of providing the embedded part comprises the following steps:
providing two embedded plates, arranging the two embedded plates vertically and horizontally, embedding the embedded plate above in the floor slab, attaching the embedded plate below to the bottom surface of the floor slab, and fixedly connecting the top of the support frame with the embedded plate below;
and providing a connecting rod, and vertically connecting the connecting rod to the two buried plates.
The construction method of the blocking structure of the tower crane opening is further improved in that,
the hole is a rectangular hole;
two pairs of embedded parts are arranged, and four embedded parts are respectively arranged on four edges of the hole.
The construction method of the blocking structure of the tower crane opening is further improved in that,
providing the support frame comprises providing two support rods which are arranged in a crossed mode, and fixing the end portions of the support rods to corresponding buried plates located below.
The blocking structure of the tower crane opening and the construction method thereof have the beneficial effects that:
according to the invention, the embedded part is arranged in the floor slab, the support frame is fixedly connected with the embedded part, the template is arranged on the support frame, the template support is realized, the surface of a concrete structure poured on the template is ensured to be flush with the top of the floor slab 10, and the blocking quality of the tower crane hole on the floor slab is ensured. The invention can simultaneously carry out the plugging construction of the hole of the multi-layer floor slab, thereby improving the construction efficiency.
Drawings
FIG. 1 is a perspective view of a plugging structure of a tower crane opening.
FIG. 2 is a front view of a blocking structure of a tower crane opening.
Detailed Description
The invention is further described with reference to the following figures and specific examples.
Referring to fig. 1, a perspective view of a plugging structure of a tower crane opening of the invention is shown. FIG. 2 is a front view of a blocking structure of a tower crane opening. Referring to fig. 1 and 2, the blocking structure of the tower crane opening of the invention comprises:
at least one pair of embedded parts 20 embedded in the floor slab 10 and oppositely arranged on the two opposite side edges of the hole of the floor slab 10;
the support frame 30 is arranged at the opening in a blocking mode, and the support frame 30 is arranged at the bottom of the floor slab 10 and fixed to the embedded part;
the template 40 is plugged in the hole, and the template 40 is arranged on the support frame 30;
and the concrete structure 50 is poured on the template 40, and the concrete structure 50 is fixedly connected with the floor 10 at the edge of the opening.
Further, sealant is filled in a gap between the template 40 and the floor slab at the edge of the opening to seal the gap, so that the slurry leakage around the gap is prevented. Namely, sealing gum is adopted at the joint of the new concrete and the old concrete for sealing and leakage-proof treatment.
As a preferred embodiment of the plugging structure of the tower crane opening of the present invention, the embedded part 20 includes: the two embedded plates 21 are arranged vertically and horizontally, the embedded plate 21 positioned above is embedded in the floor slab 10, the embedded plate 21 positioned below is attached to the bottom surface of the floor slab 10, and the top of the support frame 30 is fixedly connected with the embedded plate 21 positioned below; a connecting rod 22 connected vertically to the two buried plates 21.
Specifically, the connecting rod 22 and the two buried plates 21 are fixedly connected into an integral structure through perforation welding, so that the firmness and stability of the whole structure are enhanced. The buried plate 21 located above is buried in the floor slab 10 for fixing, and the buried plate 21 located below is stuck to the bottom surface of the floor slab 10 and used for being welded and fixed with the support frame 30 to provide a fixing point for the support frame 30.
As a preferred embodiment of the blocking structure of the tower crane opening, the opening is a rectangular opening; two pairs of embedded parts 20 are respectively arranged on the four edges of the hole. The number and size of the embedded parts 20 are determined according to the size of the actual opening, and stable support needs to be provided for the support frame 30.
As a preferred embodiment of the blocking structure for the tower crane opening, the supporting frame 30 includes two supporting rods arranged in a crossing manner, and the ends of the supporting rods are fixed to the corresponding buried plate 21 located below.
Specifically, the stay bar is I-shaped steel, and comprises two wing plates which are oppositely arranged up and down and a web plate which is vertically connected with the two wing plates. The wing plate located above and the buried plate 21 located below of the embedment 20 are fixed by welding. Through connecting the relative both ends and the built-in fitting 20 with the vaulting pole to be fixed in the floor with support frame 30 and keep off and locate hole department, be convenient for follow-up locate support frame 30 with the template level on, thereby need not to set up the scaffold frame from the floor below to the top, reduce process raise the efficiency.
As a preferred embodiment of the blocking structure of the tower crane hole, the top of the concrete structure 50 is flush with the top of the floor slab 10.
According to the invention, the embedded part is arranged in the floor slab, the support frame is fixedly connected with the embedded part, the template is arranged on the support frame, the template support is realized, the surface of a concrete structure poured on the template is ensured to be flush with the top of the floor slab 10, and the blocking quality of the tower crane hole on the floor slab is ensured. The invention can simultaneously carry out the plugging construction of the hole of the multi-layer floor slab, thereby improving the construction efficiency.
The invention also provides a construction method of the blocking structure of the tower crane opening, which comprises the following steps:
providing at least one pair of embedded parts 20, embedding the embedded parts 20 in the floor slab 10, and arranging the embedded parts 20 on the opposite side edges of the opening of the floor slab 10;
providing a support frame 30, blocking the support frame 30 at the hole, wherein the support frame 30 is arranged at the bottom of the floor slab 10 and is fixed on the embedded part 20;
providing a template 40, arranging the template 40 on the support frame 30 and blocking the hole by the template 40;
and a concrete structure 50 is formed on the template 40 in a pouring mode, and the concrete structure 50 is fixedly connected with the floor 10 at the edge of the opening.
Further, sealant is filled in a gap between the template 40 and the floor slab at the edge of the opening to seal the gap, so that the slurry leakage around the gap is prevented. Namely, sealing gum is adopted at the joint of the new concrete and the old concrete for sealing and leakage-proof treatment.
As a preferred embodiment of the construction method of the blocking structure of the tower crane opening, the providing of the embedded part 20 includes: providing two embedded plates 21, arranging the two embedded plates 21 up and down and horizontally, embedding the embedded plate 21 positioned above in the floor slab 10, attaching the embedded plate 21 positioned below to the bottom surface of the floor slab 10, and fixedly connecting the top of the support frame 30 with the embedded plate 21 positioned below; a connecting rod 22 is provided, connecting the connecting rod 22 vertically to the two buried plates 21.
As a preferred embodiment of the construction method of the blocking structure of the tower crane opening, the opening is a rectangular opening; there are two pairs of embedded parts 20, and four embedded parts 20 are respectively arranged on four edges of the hole.
As a preferred embodiment of the construction method of the blocking structure of the tower crane opening, the support frame 30 includes two support rods 31 arranged in a crossing manner, and the end portions of the support rods 31 are fixed to the corresponding buried plates 21 located below. In this embodiment, the form is a steel plate.
The two support rods 31 are arranged to intersect vertically to form a support frame 30 for supporting the formwork disposed above. And pouring a concrete structure on the template so as to plug the hole of the floor slab. After the concrete structure is formed, the support frame and the template are removed, the next opening is moved, and the concrete structure can be used in a turnover way
The blocking structure of the tower crane opening and the construction method thereof have the beneficial effects that:
according to the invention, the embedded part is arranged in the floor slab, the support frame is fixedly connected with the embedded part, the template is arranged on the support frame, the template support is realized, the surface of a concrete structure poured on the template is ensured to be flush with the top of the floor slab 10, and the blocking quality of the tower crane hole on the floor slab is ensured. The invention can simultaneously carry out the plugging construction of the hole of the multi-layer floor slab, thereby improving the construction efficiency.
While the present invention has been described in detail and with reference to the embodiments thereof as illustrated in the accompanying drawings, it will be apparent to one skilled in the art that various changes and modifications can be made therein. Therefore, certain details of the embodiments are not to be interpreted as limiting, and the scope of the invention is to be determined by the appended claims.
Claims (9)
1. The utility model provides a block structure of tower crane entrance to a cave which characterized in that includes:
at least one pair of embedded parts pre-embedded in the floor slab and oppositely arranged on the opposite side edges of the opening of the floor slab;
the supporting frame is arranged at the opening in a blocking mode, is arranged at the bottom of the floor slab and is fixed to the embedded part;
the template is horizontally plugged at the hole and arranged on the support frame;
and the concrete structure is poured on the template and is fixedly connected with the floor slab at the edge of the opening.
2. The plugging structure of the tower crane opening of claim 1, wherein the embedded part comprises:
the embedded plate positioned above is embedded in the floor slab, the embedded plate positioned below is attached to the bottom surface of the floor slab, and the top of the support frame is fixedly connected with the embedded plate positioned below;
and the connecting rods are vertically connected with the two buried plates.
3. The plugging structure of the tower crane opening according to claim 2,
the hole is a rectangular hole;
two pairs of embedded parts are arranged on the four edges of the hole respectively.
4. The blocking structure of the tower crane opening according to claim 3, wherein the supporting frame comprises two supporting rods arranged in a crossed manner, and the ends of the supporting rods are fixed on corresponding buried plates located below.
5. The plugging structure of the tower crane opening of claim 1, wherein the top of the concrete structure is flush with the top of the floor slab.
6. A construction method of a blocking structure of a tower crane portal is characterized by comprising the following steps:
providing at least one pair of embedded parts, and pre-embedding the embedded parts in a floor slab, wherein the embedded parts are oppositely arranged on the opposite side edges of the opening of the floor slab;
providing a support frame, blocking the support frame at the opening, wherein the support frame is arranged at the bottom of the floor slab and is fixed on the embedded part;
providing a template, arranging the template on the support frame and plugging the template at the hole;
and a concrete structure is formed by pouring on the template, and the concrete structure is fixedly connected with the floor slab at the edge of the opening.
7. The construction method of the blocking structure of the tower crane opening according to claim 6, wherein the providing of the embedded part comprises:
providing two embedded plates, arranging the two embedded plates vertically and horizontally, embedding the embedded plate above in the floor slab, attaching the embedded plate below to the bottom surface of the floor slab, and fixedly connecting the top of the support frame with the embedded plate below;
and providing a connecting rod, and vertically connecting the connecting rod to the two buried plates.
8. The plugging structure of the tower crane opening according to claim 7,
the hole is a rectangular hole;
two pairs of embedded parts are arranged, and four embedded parts are respectively arranged on four edges of the hole.
9. The construction method of the blocking structure of the tower crane opening according to claim 8, wherein the step of providing the supporting frame comprises providing two supporting rods which are arranged in a crossed manner, and fixing the end parts of the supporting rods to corresponding buried plates which are positioned below.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110265515.4A CN112982693A (en) | 2021-03-11 | 2021-03-11 | Blocking structure of tower crane opening and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110265515.4A CN112982693A (en) | 2021-03-11 | 2021-03-11 | Blocking structure of tower crane opening and construction method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112982693A true CN112982693A (en) | 2021-06-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110265515.4A Pending CN112982693A (en) | 2021-03-11 | 2021-03-11 | Blocking structure of tower crane opening and construction method thereof |
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| CN (1) | CN112982693A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002070317A (en) * | 2000-08-28 | 2002-03-08 | Taisei Corp | Slab provisional hole constructing and curing method |
| JP2007262731A (en) * | 2006-03-28 | 2007-10-11 | Nishimatsu Constr Co Ltd | Handrail for curing opening |
| JP2011094335A (en) * | 2009-10-28 | 2011-05-12 | Takenaka Komuten Co Ltd | Method for constructing floor slab |
| CN108842933A (en) * | 2018-08-27 | 2018-11-20 | 中建八局第建设有限公司 | A kind of tower crane sealing hole method |
| CN109594712A (en) * | 2018-12-24 | 2019-04-09 | 湖北神州建材有限责任公司 | A kind of assembled architecture steam-pressing aero-concrete circuit board and its assembling method |
| CN110173109A (en) * | 2019-06-14 | 2019-08-27 | 中国五冶集团有限公司 | A kind of reserved opening fast hangs hole structure and construction method |
| CN209817430U (en) * | 2019-04-23 | 2019-12-20 | 青岛东建建设有限公司 | Template supporting structure of tower crane reserved hole |
| CN111877759A (en) * | 2020-06-15 | 2020-11-03 | 中国一冶集团有限公司 | Tower crane hole plugging construction method |
-
2021
- 2021-03-11 CN CN202110265515.4A patent/CN112982693A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002070317A (en) * | 2000-08-28 | 2002-03-08 | Taisei Corp | Slab provisional hole constructing and curing method |
| JP2007262731A (en) * | 2006-03-28 | 2007-10-11 | Nishimatsu Constr Co Ltd | Handrail for curing opening |
| JP2011094335A (en) * | 2009-10-28 | 2011-05-12 | Takenaka Komuten Co Ltd | Method for constructing floor slab |
| CN108842933A (en) * | 2018-08-27 | 2018-11-20 | 中建八局第建设有限公司 | A kind of tower crane sealing hole method |
| CN109594712A (en) * | 2018-12-24 | 2019-04-09 | 湖北神州建材有限责任公司 | A kind of assembled architecture steam-pressing aero-concrete circuit board and its assembling method |
| CN209817430U (en) * | 2019-04-23 | 2019-12-20 | 青岛东建建设有限公司 | Template supporting structure of tower crane reserved hole |
| CN110173109A (en) * | 2019-06-14 | 2019-08-27 | 中国五冶集团有限公司 | A kind of reserved opening fast hangs hole structure and construction method |
| CN111877759A (en) * | 2020-06-15 | 2020-11-03 | 中国一冶集团有限公司 | Tower crane hole plugging construction method |
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| 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: 20210618 |