CN108104504B - Building roof panel reinforcing structure and method for enhancing integrity of building roof panel - Google Patents
Building roof panel reinforcing structure and method for enhancing integrity of building roof panel Download PDFInfo
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- CN108104504B CN108104504B CN201810015407.XA CN201810015407A CN108104504B CN 108104504 B CN108104504 B CN 108104504B CN 201810015407 A CN201810015407 A CN 201810015407A CN 108104504 B CN108104504 B CN 108104504B
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- 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
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
- E04G23/0218—Increasing or restoring the load-bearing capacity of building construction elements
- E04G23/0237—Increasing or restoring the load-bearing capacity of building construction elements of storey floors
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/027—Preventive constructional measures against earthquake damage in existing buildings
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- Environmental & Geological Engineering (AREA)
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- Mechanical Engineering (AREA)
- Working Measures On Existing Buildindgs (AREA)
Abstract
The invention discloses a roof panel reinforcing structure and a method for enhancing the integrity of a roof panel. The building roof panel reinforcing structure comprises a plurality of prefabricated panels which are arranged in a row, a plurality of holes are formed in the prefabricated panels along a first direction, a first connecting piece and a second connecting piece are fixedly arranged between every two adjacent prefabricated panels, the first connecting piece penetrates through appointed holes of every two adjacent prefabricated panels and is arranged between every two adjacent prefabricated panels in a surrounding and hooping mode, two ends of the second connecting piece are fixedly arranged in the appointed holes in every two adjacent prefabricated panels, and the second connecting piece can be fixedly connected with a wall body. The method for enhancing the integrity of the building roof panel provided by the invention has a simple process, and the X-shaped steel bars and the carbon fiber cloth hoops are utilized to reinforce the assembled building roof, so that the integrity and firmness of the building roof and the wall body are improved, the integrity of the whole structure can be enhanced, the purpose of reinforcement is achieved, and the earthquake-resistant grade of the building is improved.
Description
Technical Field
The invention relates to a building structure, in particular to a building roof panel reinforcing structure and a method for enhancing the integrity of a building roof panel, and belongs to the technical field of buildings.
Background
According to the analysis of the collapse mechanism of the masonry structure in the earthquake with the recent earthquake intensity of not less than 7 degrees and the analysis and the collection of the earthquake-proof survey results of the traditional masonry structures in China, the most fundamental reason of the collapse of the masonry structure assembly type building cover is attributed to the characteristics of the used materials and the lack of good integrity of the building cover. Due to the building layout requirements of the masonry structure, factors which are not beneficial to earthquake resistance exist in the nature. Under the condition that masonry structure materials are high in brittleness and not easy to change, the most effective way is to enhance the integrity of the assembled building cover. Through the enhancement between the prefabricated hollow slab of assembled building roof, increase building roof's wholeness, improve each anti side force component's deformation ability in coordination, reduce the displacement between the layer of structure to avoid masonry structure building roof's part or whole to collapse as far as possible.
Disclosure of Invention
The invention mainly aims to provide a roof panel reinforcing structure and a method for enhancing the integrity of a roof panel, so as to overcome the defects of the prior art.
In order to achieve the purpose, the technical scheme adopted by the invention comprises the following steps:
the embodiment of the invention provides a building panel reinforcing structure which comprises a plurality of prefabricated panels arranged in an array mode, wherein a plurality of holes are formed in the prefabricated panels along a first direction, a first connecting piece and a second connecting piece are fixedly arranged between every two adjacent prefabricated panels, the first connecting piece penetrates through appointed holes of the two adjacent prefabricated panels to be encircled between the two adjacent prefabricated panels, two ends of the second connecting piece are fixedly arranged in the appointed holes in the two adjacent prefabricated panels, and the second connecting piece can be fixedly connected with a wall.
The embodiment of the invention also provides a method for enhancing the integrity of the building roof panel, which comprises the following steps:
a first connecting piece and a second connecting piece are fixedly arranged between two adjacent prefabricated slabs, so that the first connecting piece penetrates through the designated holes of the two adjacent prefabricated slabs to be encircled between the two adjacent prefabricated slabs, two ends of the second connecting piece are fixedly arranged in the designated holes in the two adjacent prefabricated slabs, and the second connecting piece can be fixedly connected with a wall;
further, a reinforcement layer is formed at an upper end surface of the prefabricated panel such that at least a portion of the first coupling member is fixed between the prefabricated panel and the reinforcement layer.
Preferably, the reinforcing layer comprises a polymer mortar layer, and the thickness of the polymer mortar layer is 20 mm.
Compared with the prior art, the invention has the advantages that: the method for enhancing the integrity of the building roof panel provided by the invention has a simple process, and the X-shaped steel bars and the carbon fiber cloth hoops are utilized to reinforce the assembled building roof, so that the integrity and firmness of the building roof and the wall body are improved, the integrity of the whole structure can be enhanced, the purpose of reinforcement is achieved, and the earthquake-resistant grade of the building is improved.
Drawings
FIG. 1 is a cross-sectional block diagram of a floor sheathing reinforcing structure in an exemplary embodiment of the invention;
FIG. 2 is a further cross-sectional structural view of a floor sheathing reinforcing structure in an exemplary embodiment of the invention;
FIG. 3 is a schematic structural view of a floor sheathing reinforcing structure in an exemplary embodiment of the present invention;
FIG. 4 is a schematic structural view of a floor sheathing reinforcing structure in an exemplary embodiment of the present invention;
description of reference numerals: the method comprises the following steps of 1-carbon fiber cloth surrounding hoop, 2-fine aggregate concrete, 3-polymer mortar layer, 4-precast slab and 5-steel bar.
Detailed Description
In view of the deficiencies in the prior art, the inventors of the present invention have made extensive studies and extensive practices to provide technical solutions of the present invention. The technical solution, its implementation and principles, etc. will be further explained as follows.
The embodiment of the invention provides a building roof panel reinforcing structure which comprises a plurality of prefabricated panels arranged in an array mode, wherein a plurality of holes penetrating in a first direction are formed in the prefabricated panels, a first connecting piece and a second connecting piece are fixedly arranged between every two adjacent prefabricated panels, the first connecting piece penetrates through appointed holes of the two adjacent prefabricated panels to be encircled between the two adjacent prefabricated panels, two ends of the second connecting piece are fixedly arranged in the appointed holes in the two adjacent prefabricated panels, and the second connecting piece can be fixedly connected with a wall.
Furthermore, a plurality of first grooves are formed in the upper end face and the lower end face of each prefabricated plate at intervals along the first direction, the first grooves extend along the second direction and are communicated with the designated holes, and the first connecting pieces penetrate through the first grooves of the two adjacent prefabricated plates and the designated holes to be encircled between the two adjacent prefabricated plates.
Preferably, the first grooves are equally spaced in the first direction.
Preferably, the first connecting member is a flexible connecting member, for example, the first connecting member may be a carbon fiber cloth.
Furthermore, a second groove is further formed in the upper end face and/or the lower end face of the prefabricated plate along the first direction, the second groove is communicated with the designated hole along the second direction, the second connecting piece is embedded in the second groove, and two ends of the second connecting piece are fixedly arranged in the designated hole.
Preferably, the second connecting pieces are distributed in an X-shaped cross manner.
Furthermore, packaging media are formed in the first groove, the second groove and the designated hole, and part of the first connecting piece and the second connecting piece are fixedly packaged in the two adjacent prefabricated plates through the packaging media.
Preferably, the first groove and the second groove are communicated with the same hole.
Furthermore, the second connecting piece is arranged between two adjacent first connecting pieces.
Further, the reinforced structure of the floor panel further comprises: and the reinforcing layer is formed on the upper end surface and/or the lower end surface of the precast slabs, and at least part of the first connecting piece is fixed between the precast slabs and the reinforcing layer.
Preferably, the reinforcing layer comprises a polymer mortar layer, and the thickness of the polymer mortar layer is 20 mm.
In an embodiment, a clamping groove 7 with a trapezoidal section is enclosed between the joint surfaces of the adjacent prefabricated plates, the clamping groove 7 penetrates through the two ends of the prefabricated plates along a first direction, an opening communicated with the outside is formed on one side of a short side of the trapezoidal clamping groove, a limiting block 6 with a triangular or trapezoidal section is arranged in the clamping groove in a matching manner, and two free ends of the first connecting piece are respectively extruded between the two side surfaces of the limiting block 6 and the clamping groove.
Furthermore, the contact surface of the limiting block and the first connecting piece can form a saw-tooth shape.
When the clamping device is installed, the free end of the first connecting piece is placed in the clamping groove from the opening, and then the limiting block is inserted into the clamping groove along the first direction.
In order to facilitate the stop block to smoothly enter the clamping groove, the end part of the stop block can be provided with a tapered head part.
Among this technical scheme, extrude spacingly through two free ends of stopper to flexible first connecting piece, when the prefabricated plate is rocking the in-process, first connecting piece is outwards struggled and is taken off, and because wedge-shaped stopper tightens up the head of first connecting piece, the increase is to the extrusion force of first connecting piece.
In the present case, through the combined use of first connecting piece and second connecting piece, more can produce the effect that 1+1 > 2, rock the in-process at the prefabricated plate, produce the disturbance of two directions easily: horizontal direction (prefabricated plate plane) and vertical direction (perpendicular prefabricated plate plane), and to vertical direction, lock through the cooperation of second connecting piece and first connecting piece bottom (the one side of non-free end), to horizontal direction, mainly tighten up through first connecting piece free end and bind, simultaneously, the second connecting piece can play the additional action because the end embedding is in the prefabricated plate.
The embodiment of the invention also provides a method for enhancing the integrity of the building roof panel, which comprises the following steps:
and a first connecting piece and a second connecting piece are fixedly arranged between two adjacent prefabricated slabs, so that the first connecting piece penetrates through the appointed holes of the two adjacent prefabricated slabs to be encircled between the two adjacent prefabricated slabs, two ends of the second connecting piece are fixedly arranged in the appointed holes in the two adjacent prefabricated slabs, and the second connecting piece can be fixedly connected with a wall body.
Further, the method further comprises the following steps: forming a reinforcement layer on an upper end surface of the prefabricated panel such that at least a portion of the first connectors is fixed between the prefabricated panel and the reinforcement layer;
preferably, the reinforcing layer comprises a polymer mortar layer, and the thickness of the polymer mortar layer is 20 mm.
Further, the method comprises the following steps:
arranging first grooves at least on the upper end surface and the lower end surface of each prefabricated plate at intervals along a first direction, enabling the first grooves to be communicated with the designated holes in a second direction, arranging a first connecting piece between every two adjacent prefabricated plates, and enabling the first connecting piece to penetrate through the first grooves of every two adjacent prefabricated plates and the designated holes to be encircled between every two adjacent prefabricated plates;
arranging second grooves in the first direction of the upper end face and/or the lower end hole of the prefabricated slab, enabling the second grooves to be communicated with the designated holes in the second direction, embedding second connecting pieces in the second grooves, enabling the second connecting pieces to be in X-shaped cross distribution, and enabling two end parts of the second connecting pieces to be arranged in the designated holes;
filling packaging media into the first groove, the second groove and the designated hole, and fixedly packaging at least part of the first connecting piece and the second connecting piece in the prefabricated slab.
Preferably, the first groove and the second groove are communicated with the same hole, and the second groove is arranged between two adjacent first grooves.
Preferably, the first grooves are equally spaced in the first direction.
The technical solution, the implementation process and the principle thereof will be further explained with reference to the drawings.
In particular, referring to fig. 1-4, a method of enhancing the integrity of a floor panel may include
(1) Respectively arranging first grooves on the upper end surface and the lower end surface of two prefabricated plates 4 which are arranged in parallel at intervals of 1m along the longitudinal direction at the second holes, so that the first grooves are communicated with the corresponding second holes, and arranging second grooves on the upper end surfaces of the prefabricated plates, so that the second grooves are communicated with the second holes; arranging a carbon fiber cloth hoop 1 between two adjacent prefabricated plates, enabling the carbon fiber cloth hoop to penetrate through first grooves in the two adjacent prefabricated plates and a corresponding second hole to be bonded, wrapped and reinforced, embedding reinforcing steel bars 5 with the diameter of 6mm or 8mm into the second grooves, and enabling the reinforcing steel bars to be distributed in an X shape;
(2) the prefabricated plates on the two sides of the wall body are connected by a steel bar X-shaped through wall with the diameter of 6mm or 8 mm;
(3) pouring fine stone concrete 2 at the hollow parts of the first groove and the second groove, and filling the second hole with the fine stone concrete 2;
(4) a polymer mortar layer 3 having a thickness of 20mm was formed on the upper end surface of the precast slab.
Compared with the prior art, the method for enhancing the integrity of the building roof panel provided by the invention has the advantages that the process is simple, the X-shaped steel bars and the carbon fiber cloth hoops are utilized to reinforce the assembled building roof, the integrity and firmness of the building roof and the wall body are improved, the integrity of the whole structure can be enhanced, the reinforcing purpose is achieved, and the earthquake-resistant grade of the building is improved.
It should be understood that the above-mentioned embodiments are merely illustrative of the technical concepts and features of the present invention, which are intended to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and therefore, the protection scope of the present invention is not limited thereby. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (5)
1. A building roof panel reinforcing structure is characterized by comprising a plurality of prefabricated panels which are arranged in an array manner, a plurality of holes are formed in the prefabricated panels along a first direction, a first connecting piece and a second connecting piece are fixedly arranged between every two adjacent prefabricated panels, the first connecting piece penetrates through the holes of the two adjacent prefabricated panels and is encircled and hooped between the two adjacent prefabricated panels, two ends of the second connecting piece are fixedly arranged in the holes in the two adjacent prefabricated panels, and the second connecting piece can be fixedly connected with a wall body,
a clamping groove with a trapezoidal section is enclosed between the joint surfaces of the adjacent precast slabs and penetrates through the two ends of the precast slabs along a first direction, an opening communicated with the outside is formed on one side of the short side of the trapezoidal clamping groove, a limiting block with a triangular or trapezoidal section is arranged in the clamping groove in a matching way, and the two free ends of the first connecting piece are respectively extruded between the two side surfaces of the limiting block and the clamping groove,
the upper end face and/or the lower end face of the prefabricated plate are/is also provided with second grooves at intervals along the first direction, the second grooves are communicated with the holes along the second direction, the second connecting piece is embedded in the second grooves, and two ends of the second connecting piece are fixedly arranged in the holes; the second connecting pieces are distributed in an X-shaped cross way,
the upper end surface and the lower end surface of each prefabricated plate are provided with a plurality of first grooves at intervals along a first direction, the first grooves extend along a second direction and are communicated with the holes, and the first connecting pieces penetrate through the first grooves of two adjacent prefabricated plates and are encircled between the two adjacent prefabricated plates;
the first grooves are distributed at equal intervals in the first direction;
the first connecting piece is a flexible connecting piece,
and packaging media are formed in the first groove, the second groove and the hole, and part of the first connecting piece and the second connecting piece are fixedly packaged in the two adjacent prefabricated plates by the packaging media.
2. A floor panel reinforcement structure according to claim 1, wherein: the first groove and the second groove are communicated with the same hole.
3. A floor panel reinforcement structure according to claim 1, wherein: the second connecting piece is arranged between two adjacent first connecting pieces.
4. The floor sheathing reinforcing structure of claim 1, further comprising: and a reinforcing layer formed on the upper end surface and/or the lower end surface of the plurality of prefabricated panels such that at least a portion of the first connectors is fixed between the prefabricated panels and the reinforcing layer, wherein the reinforcing layer comprises a polymer mortar layer having a thickness of 20 mm.
5. A method of enhancing the integrity of a floor panel, using the floor panel reinforcement structure of any one of claims 1 through 4, comprising:
a first connecting piece and a second connecting piece are fixedly arranged between two adjacent prefabricated slabs, so that the first connecting piece penetrates through the holes of the two adjacent prefabricated slabs and is encircled between the two adjacent prefabricated slabs, two ends of the second connecting piece are fixedly arranged in the holes in the two adjacent prefabricated slabs, and the second connecting piece can be fixedly connected with a wall body;
a clamping groove with a trapezoidal section is enclosed between the joint surfaces of the adjacent precast slabs and penetrates through the two ends of the precast slabs along a first direction, an opening communicated with the outside is formed on one side of the short side of the trapezoidal clamping groove, a limiting block with a triangular or trapezoidal section is arranged in the clamping groove in a matching way, and the two free ends of the first connecting piece are respectively extruded between the two side surfaces of the limiting block and the clamping groove,
the prefabricated plate is characterized in that second grooves are further formed in the upper end face and/or the lower end face of the prefabricated plate at intervals along the first direction, the second grooves are communicated with the designated holes along the second direction, the second connecting pieces are embedded in the second grooves, and two ends of each second connecting piece are fixedly arranged in the corresponding hole;
the second connecting pieces are distributed in an X-shaped cross manner;
the upper end surface and the lower end surface of each prefabricated plate are provided with a plurality of first grooves at intervals along a first direction, the first grooves extend along a second direction and are communicated with the holes, and the first connecting pieces penetrate through the first grooves of two adjacent prefabricated plates and are encircled between the two adjacent prefabricated plates;
the first grooves are distributed at equal intervals in the first direction;
the first connecting piece is a flexible connecting piece,
and packaging media are formed in the first groove, the second groove and the hole, and part of the first connecting piece and the second connecting piece are fixedly packaged in the two adjacent prefabricated plates by the packaging media.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810015407.XA CN108104504B (en) | 2018-01-08 | 2018-01-08 | Building roof panel reinforcing structure and method for enhancing integrity of building roof panel |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810015407.XA CN108104504B (en) | 2018-01-08 | 2018-01-08 | Building roof panel reinforcing structure and method for enhancing integrity of building roof panel |
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| Publication Number | Publication Date |
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| CN108104504A CN108104504A (en) | 2018-06-01 |
| CN108104504B true CN108104504B (en) | 2021-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810015407.XA Active CN108104504B (en) | 2018-01-08 | 2018-01-08 | Building roof panel reinforcing structure and method for enhancing integrity of building roof panel |
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Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3912047B2 (en) * | 2001-06-21 | 2007-05-09 | 株式会社大林組 | Floor reinforcement structure and reinforcement method |
| CN102535639B (en) * | 2011-12-26 | 2014-05-14 | 中国矿业大学 | Connection method for reinforcing joints between pre-fabricated hollow slabs and horizontal beam by embedding steel reinforcements |
| CN203066504U (en) * | 2013-01-04 | 2013-07-17 | 天津市喜安意建筑技术开发应用有限公司 | Reinforced concrete floor being reinforced with carbon fiber cloth |
| CN106088642B (en) * | 2016-06-13 | 2018-04-13 | 苏州市房屋安全鉴定管理处 | Bending-resistant reinforcing structure of prefabricated hollow floor slab and construction method thereof |
| CN105971302A (en) * | 2016-06-13 | 2016-09-28 | 南京工业大学 | Prestressed concrete hollow floor slab reinforcing structure and construction method thereof |
| CN206034948U (en) * | 2016-09-08 | 2017-03-22 | 长安大学 | Steel fiber concrete consolidates precast floor plank structure |
| CN106978906A (en) * | 2017-03-29 | 2017-07-25 | 北京建筑大学 | A kind of anchoring process of new type FRP cloth reinforcing masonry structure end |
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2018
- 2018-01-08 CN CN201810015407.XA patent/CN108104504B/en active Active
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