CN220058545U - Lattice type FRP drawknot piece for prefabricated composite sandwich wallboard - Google Patents
Lattice type FRP drawknot piece for prefabricated composite sandwich wallboard Download PDFInfo
- Publication number
- CN220058545U CN220058545U CN202321595456.8U CN202321595456U CN220058545U CN 220058545 U CN220058545 U CN 220058545U CN 202321595456 U CN202321595456 U CN 202321595456U CN 220058545 U CN220058545 U CN 220058545U
- Authority
- CN
- China
- Prior art keywords
- pressing plate
- wallboard
- composite sandwich
- steel bars
- frp
- 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.)
- Active
Links
- 239000002131 composite material Substances 0.000 title claims abstract description 34
- 238000003825 pressing Methods 0.000 claims abstract description 44
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 25
- 239000010959 steel Substances 0.000 claims abstract description 25
- 239000000463 material Substances 0.000 claims description 13
- 238000009413 insulation Methods 0.000 claims description 6
- 150000001875 compounds Chemical class 0.000 claims description 5
- 238000009434 installation Methods 0.000 abstract description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 230000007797 corrosion Effects 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 4
- 238000004321 preservation Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- 239000010935 stainless steel Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 239000003733 fiber-reinforced composite Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/90—Passive houses; Double facade technology
Landscapes
- Rod-Shaped Construction Members (AREA)
Abstract
The utility model discloses a lattice type FRP drawknot piece for a prefabricated composite sandwich wallboard, which comprises an upper drawing pressing plate, a lower drawing pressing plate and round steel bars, wherein the upper drawing pressing plate and the lower drawing pressing plate are arranged in parallel, and the upper drawing pressing plate and the lower drawing pressing plate are connected into a whole through two round steel bars symmetrically arranged on the left side and the right side to form a lattice type series structure. The upper pull pressing plate and the lower pull pressing plate are connected with the smooth steel bars at two ends to form a lattice type series structure, so that the load can be more effectively transferred and dispersed, the optimized stress path and distribution are realized, the overall stability and safety of the structure are improved, the convenient and quick installation is realized, the bearing property and the integrity of the prefabricated composite sandwich wallboard in and out of the plane can be improved by using the utility model as a connecting piece, the falling phenomenon of the outer page wallboard along with the increase of the service life is effectively prevented, and the service life of the composite sandwich wallboard is prolonged.
Description
Technical Field
The utility model relates to a lattice type FRP drawknot member for a prefabricated composite sandwich wallboard.
Background
The connecting piece is used as one of key components of the composite sandwich wallboard, plays a role of connecting the outer-leaf wallboard, the middle-leaf insulating layer and the inner-leaf wallboard, is also an important ring for realizing multifunctional integration of decoration, heat preservation, heat insulation, structure and the like of the composite sandwich wallboard, and is required to bear loads in and out of the surface to ensure the bearing performance and the integrity of the composite sandwich wallboard, and pay attention to the influence on the heat preservation and heat insulation performance, fire resistance performance, durability and the like of the wallboard.
The connecting piece commonly used in the market at present is mainly made of stainless steel, common steel bars, fiber reinforced composite materials (FRP) and other materials. The strength of the connecting piece of the stainless steel material and the common steel bar material is higher, but the structure is complex, the cold-hot bridge effect is obvious, the cost of the stainless steel material is higher, and the corrosion resistance of the common steel bar is poor. The FRP material has the excellent performances of corrosion resistance, light dead weight, high tensile strength, low heat transfer coefficient and the like, and the FRP is used as the material of the connecting piece, so that the corrosion resistance and the durability can be improved, the cold-hot bridge effect is effectively avoided, the heat preservation and heat insulation performance of the composite sandwich wallboard is improved, but the transverse shear strength of the FRP connecting piece is low, the composite sandwich wallboard is not beneficial to resisting transverse out-of-plane load, and the integrity of the composite sandwich wallboard is reduced.
Disclosure of Invention
In order to solve the technical problems, the utility model provides the lattice type FRP drawknot member for the prefabricated composite sandwich wallboard, which has a simple structure and good integrity.
The technical scheme for solving the problems is as follows: the utility model provides a lattice formula FRP drawknot spare for prefabricating compound sandwich wallboard, includes pull-up clamp plate, pull-down clamp plate and slick and sly reinforcing bar, pull-up clamp plate, pull-down clamp plate parallel arrangement, two circular smooth reinforcing bars that set up through left and right sides symmetry between pull-up clamp plate, the pull-down clamp plate connect as a whole, form lattice formula tandem structure.
Above-mentioned lattice formula FRP drawknot spare for prefabricating compound sandwich wallboard, pull-up clamp plate and pull-down clamp plate are the same completely, are pour by the FRP material and form, and both ends are symmetrical wedge planar structure.
Above-mentioned lattice formula FRP drawknot spare for prefabricating compound sandwich wallboard, two piece round sliding steel bars are located compound sandwich wallboard's interior page or leaf wallboard and outer page or leaf wallboard respectively about.
The lattice type FRP drawknot piece for prefabricating the composite sandwich wallboard is characterized in that wedge-shaped parts at two ends of the upper pulling pressing plate and the lower pulling pressing plate are connected with two round sliding steel bars respectively positioned in an inner page wallboard and an outer page wallboard of the composite sandwich wallboard; the middle parts of the upper pulling pressing plate and the lower pulling pressing plate penetrate through the heat insulation layer of the composite sandwich wallboard.
The utility model has the beneficial effects that: the wedge-shaped parts at the two ends of the upper pull pressing plate and the lower pull pressing plate are connected with the two round sliding steel bars respectively positioned in the inner page wallboard and the outer page wallboard of the composite sandwich wallboard to form a lattice type series structure, so that the load can be more effectively transferred and dispersed, the optimized stress path and distribution are realized, the overall stability and the safety of the structure are improved, and the convenient and quick installation is realized. The two ends of the composite sandwich wallboard adopt a wedge-shaped mode, extrusion can be well converted into pulling force, the bearing property and the integrity of the prefabricated composite sandwich wallboard in and out of the plane can be improved by using the composite sandwich wallboard as a connecting piece, the phenomenon that the outer-page wallboard falls off along with the increase of the service life is effectively prevented, the service life of the composite sandwich wallboard is prolonged, the factory modularized prefabricated production can be realized, the site construction efficiency is improved, the energy consumption of a building structure is reduced, and the carbon emission is reduced.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a top view of the present utility model.
Fig. 3 is a front view of the present utility model.
Description of the embodiments
The utility model is further described below with reference to the drawings and examples.
As shown in fig. 1-3, the lattice type FRP drawknot member for the prefabricated composite sandwich wallboard comprises an upper drawing pressing plate 1, a lower drawing pressing plate 2 and round steel bars 3, wherein the upper drawing pressing plate 1 and the lower drawing pressing plate 2 are arranged in parallel, and the upper drawing pressing plate 1 and the lower drawing pressing plate 2 are connected into a whole through two round steel bars 3 symmetrically arranged on the left side and the right side to form a lattice type series structure.
The upper pulling pressing plate 1 and the lower pulling pressing plate 2 are identical and are formed by pouring FRP materials, and two symmetrical wedge-shaped plane structures are arranged at two ends, so that extrusion can be well converted into pulling force; the left round sliding steel bars 3 and the right round sliding steel bars 3 are respectively positioned in an inner page wallboard and an outer page wallboard of the composite sandwich wallboard, all round steel bars 3 form a steel bar network, and wedge-shaped parts at two ends of the upper pulling pressing plate 1 and the lower pulling pressing plate 2 are connected with the two round sliding steel bars 3 respectively positioned in the inner page wallboard and the outer page wallboard of the composite sandwich wallboard; the middle parts of the upper pulling pressing plate 1 and the lower pulling pressing plate 2 penetrate through the heat insulation layer of the composite sandwich wallboard.
The upper pulling pressing plate 1 and the lower pulling pressing plate 2 are both formed by pouring FRP materials, have good ductility and toughness, and can prevent abrupt damage of the structure. Due to the light weight, high strength and corrosion resistance of the FRP, the use of materials can be reduced, the cost is reduced, the FRP is suitable for multidirectional stress, and the stability can be maintained when facing complex load environments.
The specific implementation flow of the utility model is as follows: firstly, arranging round steel bars 3 of an outer page of a composite sandwich wallboard, and arranging one end of a connecting piece on a steel bar net in a serial connection mode; then, manufacturing an inner page wallboard mould, putting a reinforcing mesh into the mould and pouring concrete; when the concrete reaches a certain strength, the middle leaf heat preservation layer is forced by mechanical equipment to pass through the middle part of the connecting piece, and the wedge-shaped part at the other end of the connecting piece is exposed; and fixing the exposed wedge-shaped part by using a round steel bar 3, placing the wedge-shaped part into a prepared outer-page wallboard mould to pour concrete, cooling and solidifying, and performing decoration treatment after demoulding.
The utility model can be directly connected with the steel bars in lattice type series as a connecting piece, can more effectively transfer and disperse loads, realizes optimized stress path and distribution, and realizes convenient and quick installation. The two ends of the upper pulling pressing plate 1 and the lower pulling pressing plate 2 adopt a wedge-shaped mode, so that extrusion can be well converted into pulling force. Meanwhile, the FRP material with lower heat conduction coefficient is adopted, so that the cold and hot bridge effect of the connecting piece can be effectively avoided. The connecting piece can improve the bearing property and the integrity of the prefabricated composite sandwich wall board in and out of the plane, effectively prevent the phenomenon that the outer page wall board falls off along with the increase of the service life, prolong the service life of the composite sandwich wall board, realize the modular prefabrication production of factories, improve the site construction efficiency, reduce the energy consumption of a building structure and reduce the carbon emission.
Claims (4)
1. A lattice formula FRP drawknot spare for prefabricating compound sandwich wall board, its characterized in that: the device comprises an upper pull pressing plate, a lower pull pressing plate and round steel bars, wherein the upper pull pressing plate and the lower pull pressing plate are arranged in parallel, and the upper pull pressing plate and the lower pull pressing plate are connected into a whole through two round steel bars symmetrically arranged on the left side and the right side to form a lattice type series structure.
2. The lattice FRP tie for prefabricated composite sandwich panels of claim 1, characterized in that: the upper pulling pressing plate and the lower pulling pressing plate are identical and are formed by pouring FRP materials, and two ends of the upper pulling pressing plate and the lower pulling pressing plate are of symmetrical wedge-shaped plane structures.
3. The lattice FRP tie for prefabricated composite sandwich panels according to claim 2, characterized in that: the left round sliding steel bars and the right round sliding steel bars are respectively positioned in an inner leaf wallboard and an outer leaf wallboard of the composite sandwich wallboard.
4. A lattice FRP tie for prefabricated composite sandwich panels according to claim 3, characterized in that: wedge-shaped parts at two ends of the upper pulling pressing plate and the lower pulling pressing plate are connected with two round sliding steel bars respectively positioned in an inner page wallboard and an outer page wallboard of the composite sandwich wallboard; the middle parts of the upper pulling pressing plate and the lower pulling pressing plate penetrate through the heat insulation layer of the composite sandwich wallboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321595456.8U CN220058545U (en) | 2023-06-21 | 2023-06-21 | Lattice type FRP drawknot piece for prefabricated composite sandwich wallboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321595456.8U CN220058545U (en) | 2023-06-21 | 2023-06-21 | Lattice type FRP drawknot piece for prefabricated composite sandwich wallboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220058545U true CN220058545U (en) | 2023-11-21 |
Family
ID=88767343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321595456.8U Active CN220058545U (en) | 2023-06-21 | 2023-06-21 | Lattice type FRP drawknot piece for prefabricated composite sandwich wallboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220058545U (en) |
-
2023
- 2023-06-21 CN CN202321595456.8U patent/CN220058545U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204728576U (en) | A kind of prefabricated building light steel composite wall plate | |
| CN101538901A (en) | FRP connecting piece of prefabricated heat preservation wall body | |
| CN201695515U (en) | Light-steel light-concrete structural system | |
| CN110344537A (en) | A kind of prefabricated sandwich heat-preserving wall and preparation method thereof based on board-like perforation type FRP connector | |
| CN220058545U (en) | Lattice type FRP drawknot piece for prefabricated composite sandwich wallboard | |
| CN202954461U (en) | Ultra-high-performance concrete-prefabricated spliced sound-insulation floor | |
| CN111424848A (en) | Assembled integral type composite heat-insulation shear wall structure and construction method thereof | |
| CN207392509U (en) | Assembled soft steel energy dissipation wall | |
| CN218233999U (en) | Frame beam structure | |
| CN113737961B (en) | Cross claw type FRP connecting piece | |
| CN213897781U (en) | Basalt composite wall body for prefabricated cabin transformer substation | |
| CN209742213U (en) | Prefabricated concrete ultralow-energy-consumption sandwich heat-insulation wallboard with built-in bent white steel connecting pieces | |
| CN112922207A (en) | Concrete one-way laminated slab with exposed slab net frame at bottom | |
| CN209397821U (en) | A kind of integrated molding Side fascia and the external wall including it | |
| WO2021035539A1 (en) | Combined modular lattice-type floor panel | |
| CN206769087U (en) | A kind of prefabricated villa door portion structure | |
| CN202220390U (en) | Self-heat-insulation sandwich wall built with ribbed bricks | |
| CN110984462A (en) | Semi-composite assembly type external sandwich wallboard | |
| CN212427644U (en) | Assembled integral type composite heat-insulation shear wall structure | |
| CN203420386U (en) | Assembly type steel-concrete structure combined hollow floor | |
| CN209603325U (en) | The waterproof thermal-insulated optimization structure of external wall | |
| CN210342419U (en) | Connecting structure of precast concrete inorganic heat-preservation sandwich wall body and FRP (fiber reinforced plastic) | |
| CN205077713U (en) | Compound light self preservation temperature wallboard of truss | |
| CN221371888U (en) | Prestressed carbon fiber plate anchoring device | |
| CN209468882U (en) | A kind of two-sided overlapping wall system of ultra-high performance concrete of band heat preservation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240711 Address after: Room 202-170, 2nd Floor, Building A, No. 618 Heping Road, Longping High tech Park, Furong Area, China (Hunan) Pilot Free Trade Zone, Changsha City, Hunan Province 410000 Patentee after: Hunan Tiancai Decorative Building Materials Co.,Ltd. Country or region after: China Address before: 411201 No. 2 stone wharf, Yuhu District, Hunan, Xiangtan Patentee before: HUNAN University OF SCIENCE AND TECHNOLOGY Country or region before: China |