CN110788970B - Multi-curved surface modeling lining die for concrete structure - Google Patents

Multi-curved surface modeling lining die for concrete structure Download PDF

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Publication number
CN110788970B
CN110788970B CN201911043845.8A CN201911043845A CN110788970B CN 110788970 B CN110788970 B CN 110788970B CN 201911043845 A CN201911043845 A CN 201911043845A CN 110788970 B CN110788970 B CN 110788970B
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China
Prior art keywords
glass fiber
layer
fiber reinforced
concrete structure
reinforced plastic
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CN201911043845.8A
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Chinese (zh)
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CN110788970A (en
Inventor
杨锋
穆国虔
赵海
朱建红
赵旭
孙晓阳
张国庆
陈新喜
李赟
吴光辉
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China Construction Eighth Engineering Division Co Ltd
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China Construction Eighth Engineering Division Co Ltd
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B7/00—Moulds; Cores; Mandrels
    • B28B7/16—Moulds for making shaped articles with cavities or holes open to the surface, e.g. with blind holes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B7/00—Moulds; Cores; Mandrels
    • B28B7/34—Moulds, cores, or mandrels of special material, e.g. destructible materials
    • B28B7/346—Manufacture of moulds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B7/00—Moulds; Cores; Mandrels
    • B28B7/34—Moulds, cores, or mandrels of special material, e.g. destructible materials
    • B28B7/348—Moulds, cores, or mandrels of special material, e.g. destructible materials of plastic material or rubber
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B1/00—Layered products having a non-planar shape
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
    • B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/12—Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/02—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions
    • B32B3/08—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by added members at particular parts
    • B32B3/085—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by added members at particular parts spaced apart pieces on the surface of a layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2250/00—Layers arrangement
    • B32B2250/42—Alternating layers, e.g. ABAB(C), AABBAABB(C)
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/10—Inorganic fibres
    • B32B2262/101—Glass fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/546—Flexural strength; Flexion stiffness
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2419/00—Buildings or parts thereof

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Laminated Bodies (AREA)

Abstract

The invention provides a multi-surface modeling lining die for a concrete structure, which comprises a plurality of glass fiber reinforced plastic hollow modules spliced together, wherein the glass fiber reinforced plastic hollow modules comprise: the outer surface layer, the inner base layer and the middle core layer are arranged between the outer surface layer and the inner base layer, and a framework is embedded in the middle core layer. The invention solves the problems of easy deformation, heavy weight, difficult transportation and low field installation efficiency of the traditional lining die.

Description

Multi-curved surface modeling lining die for concrete structure
Technical Field
The invention relates to the technical field of building construction, in particular to a multi-surface modeling lining die for a concrete structure.
Background
In construction work, formworks are mainly used for the casting of building concrete elements such as beams, slabs, columns and other concrete forms.
When beams, plates, columns and other modeled concrete members need to be cast, lining molds with specific models can be embedded into the common templates to realize the modeling of the cast concrete. However, existing lining forms generally employ a wood or metal structure. The wooden lining mold is easy to machine and form, but when the wooden lining mold is used for large building modeling, the pressure of concrete is extremely high, the wooden structure is easy to deform, and the pressure resistance is not strong. The metal lining die is difficult to mold and process, difficult to mold and construct, and the metal component has extremely heavy weight and is difficult to transport, install on site and the like.
Disclosure of Invention
In order to overcome the defects in the prior art, the multi-curved-surface modeling lining die for the concrete structure is provided so as to solve the problems that the traditional lining die is easy to deform, heavy, difficult to transport and low in field installation efficiency.
To achieve the above object, there is provided a multi-surface modeling lining form for a concrete structure, comprising:
including a plurality of glass steel hollow modules that splice together, glass steel hollow module includes: the outer surface layer, the inner base layer and the middle core layer are arranged between the outer surface layer and the inner base layer, and a framework is embedded in the middle core layer.
Further, the outer surface layer, the middle core layer and the inner base layer respectively comprise a first resin layer, a glass fiber cloth layer, a second resin layer and a glass fiber felt layer which are stacked together.
Furthermore, the framework is embedded in the glass fiber cloth layer of the middle core layer.
Further, the skeleton includes first muscle and the second muscle of crossing setting.
Further, the number of the outer surface layers is multiple.
Further, the number of the inner base layers is multiple.
Furthermore, each glass fiber reinforced plastic hollow module is internally provided with a plug connector and a socket sleeve, and the plug connector of the glass fiber reinforced plastic hollow module is detachably inserted into the socket sleeve of the adjacent glass fiber reinforced plastic hollow module.
Furthermore, an inner support is arranged in the glass fiber reinforced plastic hollow module.
Furthermore, the splicing seams between the adjacent glass fiber reinforced plastic hollow modules are coated with glass fiber reinforced plastics.
Furthermore, plugging glue is filled in the splicing seams.
The multi-curved surface modeling lining die for the concrete structure has the advantages of convenience and quickness in processing, suitability for on-site production and manufacturing, strong pressure resistance of a finished lining die, light weight, convenience in carrying and transportation and high on-site installation efficiency compared with the traditional metal lining die.
Drawings
Fig. 1 is a schematic structural view of a multi-surface modeling lining form for a concrete structure according to an embodiment of the present invention.
FIG. 2 is a schematic structural diagram of a part of the glass fiber reinforced plastic hollow module assembly according to an embodiment of the present invention.
Fig. 3 is a schematic cross-sectional structure view of a glass fiber reinforced plastic hollow module according to an embodiment of the present invention.
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention.
Fig. 1 is a schematic structural view of a multi-surface modeling lining mold for a concrete structure according to an embodiment of the present invention, fig. 2 is a schematic structural view of a part of a glass fiber reinforced plastic hollow module assembly according to an embodiment of the present invention, and fig. 3 is a schematic sectional structural view of the glass fiber reinforced plastic hollow module according to an embodiment of the present invention.
Referring to fig. 1 to 3, the present invention provides a multi-surface modeling lining form for a concrete structure, which comprises a plurality of glass fiber reinforced plastic hollow modules 1 spliced together. At least one glass fiber reinforced plastic hollow module comprises a curved surface structure. The glass fiber reinforced plastic hollow module 1 includes: an outer skin layer 13, an inner base layer 11, and a central core layer 12 disposed between the outer skin layer 13 and the inner base layer 11. A skeleton is embedded in the middle core layer 12.
The multi-curved surface modeling lining die for the concrete structure is convenient and quick to process, is suitable for field production and manufacture, has strong compression resistance of a finished lining die, and has light weight, convenient carrying and transportation and high field installation efficiency compared with the traditional metal lining die.
The multi-curved surface modeling lining die for the concrete structure is integrally made of glass fiber reinforced plastics, has high strength and light weight, and is convenient to use and install; meanwhile, the manufacturing method is simple and convenient, the molding and processing are easy, and the mass production and manufacturing can be realized through the mold manufactured firstly.
In this embodiment, the sidewall of the glass fiber reinforced plastic hollow module 1 comprises an outer skin 13, a middle core layer 12 and an inner base layer 11, the outer skin 13. The middle core layer 12 and the inner base layer 11 respectively include a first resin layer a, a glass fiber cloth layer b, a second resin layer c, and a glass fiber mat layer d, which are laminated together.
Glass Fiber Reinforced Plastics (Fiber Reinforced Plastics), i.e., Fiber Reinforced composite Plastics. It is a composite material using glass fibre and its products (glass cloth, band, felt and yarn, etc.) as reinforcing material and synthetic resin as base material. The fiber reinforced composite material is composed of reinforcing fibers and a matrix. The diameter of the fiber (or whisker) is very small, generally below 10 mu m, the defects are few and small, the fracture strain is about thirty thousandths of a thousand, and the fiber (or whisker) is a brittle material and is easily damaged, fractured and corroded. The matrix is much lower in strength and modulus than the fibers, but can withstand large strains, tends to be viscoelastic and elastoplastic, and is a tough material.
In this embodiment, the number of layers of the outer skin layer and the inner base layer is one.
In some embodiments, the number of outer skin layers 13 is multiple layers and the number of inner base layers 11 is multiple layers. The number of the outer surface layer and the inner base layer is determined according to the thickness or the local thickness of the glass fiber reinforced plastic hollow module.
In a preferred embodiment, the skeleton is in the form of a sheet and is embedded in the glass fiber cloth layer b of the middle core layer 12.
Specifically, the skeleton includes a first rib 141 and a second rib (not shown in the drawings) arranged to cross each other. The number of the first ribs 141 and the second ribs is plural. The first ribs 141 and the second ribs are arranged to intersect to form a grid-shaped skeleton. Preferably, the first rib 141 is welded to the second rib.
In this embodiment, the first and second ribs are formed of steel. Furthermore, the first rib and the second rib are angle steels.
At the corner position (external corner or internal corner) of the glass fiber reinforced plastic hollow module, a reinforcing steel bar net piece can be adopted to connect the first ribs and the second ribs of two adjacent surfaces.
In order to further improve the field installation efficiency, a plug-in connector 15 and a socket sleeve are arranged in each glass fiber reinforced plastic hollow module 1. The plug-in connector 15 of the glass fiber reinforced plastic hollow module 1 is embedded in the socket sleeve of the adjacent glass fiber reinforced plastic hollow module 1, so that the glass fiber reinforced plastic hollow modules 1 can be rapidly spliced.
An inner support 2 is arranged between the upper surface and the lower surface of the glass fiber reinforced plastic hollow module under pressure, so that the glass fiber reinforced plastic hollow module is further prevented from being greatly deformed when a moulding concrete structure is poured, and the compressive resistance is improved.
When the glass fiber reinforced plastic hollow modules are installed and spliced on site, plugging glue is filled in the splicing seams between the adjacent glass fiber reinforced plastic hollow modules 1. Further, the plugging glue is foam glue. And the splicing seams of the adjacent glass fiber reinforced plastic hollow modules are coated with glass fiber reinforced plastics.
Specifically, to the processing of the concatenation seam between the hollow module of adjacent glass steel, include:
and (4) filling the splicing seams with foam adhesive, and then troweling the splicing seams with putty. And after the joint is leveled, polishing the joint seam, and finally coating the surface layer of the joint seam with glass fiber reinforced plastics.
It should be noted that the structures, ratios, sizes, and the like shown in the drawings attached to the present specification are only used for matching the disclosure of the present specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions of the present invention, so that the present invention has no technical essence, and any structural modification, ratio relationship change, or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the achievable purpose of the present invention. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.
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 invention is to be defined by the scope of the appended claims.

Claims (10)

1. A multi-surface modeling lining mold for a concrete structure, which is characterized by comprising a plurality of glass fiber reinforced plastic hollow modules spliced together, wherein the glass fiber reinforced plastic hollow modules comprise: the outer surface layer, the inner base layer and the middle core layer are arranged between the outer surface layer and the inner base layer, and a framework is embedded in the middle core layer.
2. The multi-surface modeling lining form for a concrete structure according to claim 1, wherein said outer skin layer, said core layer and said inner base layer respectively comprise a first resin layer, a glass fiber cloth layer, a second resin layer and a glass fiber felt layer, which are laminated together.
3. The multi-surface modeling lining form for concrete structure as recited in claim 2, wherein said framework is embedded in said fiberglass cloth layer of said middle core layer.
4. The multi-cammed lining form for a concrete structure according to claim 1, wherein said framework comprises first ribs and second ribs arranged crosswise.
5. The multi-surface modeling lining form for concrete structure of claim 1, wherein said outer surface layer is in a plurality of layers.
6. The multi-cammed lining form for a concrete structure according to claim 1, wherein the number of said inner base layers is a plurality of layers.
7. The multi-surface modeling lining die for concrete structure as claimed in claim 1, wherein each of said glass fiber reinforced plastic hollow modules is provided with a plug and a socket sleeve, and the plug of said glass fiber reinforced plastic hollow module is detachably inserted into the socket sleeve of the adjacent glass fiber reinforced plastic hollow module.
8. The multi-cammed lining form for a concrete structure of claim 1, wherein an inner support is provided in said glass fiber reinforced plastic hollow module.
9. The multi-surface modeling lining form for concrete structure of claim 1, wherein the splice seam between adjacent glass fiber reinforced plastic hollow modules is coated with glass fiber reinforced plastic.
10. The lining form with multi-surface modeling for concrete structure of claim 9, wherein the splicing seams are filled with plugging glue.
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