CN212078438U - Cold-formed thin-walled steel prefabricated composite wallboard standardized component suitable for structural addition - Google Patents
Cold-formed thin-walled steel prefabricated composite wallboard standardized component suitable for structural addition Download PDFInfo
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- CN212078438U CN212078438U CN202020031771.8U CN202020031771U CN212078438U CN 212078438 U CN212078438 U CN 212078438U CN 202020031771 U CN202020031771 U CN 202020031771U CN 212078438 U CN212078438 U CN 212078438U
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Abstract
The utility model relates to a standardized component of prefabricated composite wall panel of thin-walled cold-formed steel suitable for structure adds layer, include: the concrete frame comprises a longitudinal supporting framework, a disassembly-free panel and polystyrene lightweight concrete, wherein the longitudinal supporting framework is a frame formed by enclosing cold-formed thin-wall section steel; the disassembly-free panels are arranged on two sides of the longitudinal support framework, and the disassembly-free panels and the longitudinal support framework form a closed composite wallboard; the polystyrene lightweight concrete is filled in the middle of the composite wallboard; the composite wall panel is manufactured in standardized dimensions as standardized components. The composite wallboard has the advantages of light weight, high strength, good mechanical property, strong bending property, high safety performance, good anti-seismic property, corrosion resistance, good heat preservation and heat insulation performance, fire resistance, sound insulation, moisture resistance, heat insulation and the like, and meanwhile, standardized components are manufactured in standardized sizes by adopting standardized design, so that the industrialized production is realized, and the requirements of assembly construction are met.
Description
Technical Field
The utility model relates to a light steel light concrete structure, concretely relates to standardized component of prefabricated composite wall panel of cold-formed thin-walled steel suitable for building structure adds layer belongs to prefabricated assembly building field.
Background
The traditional building structure usually adopts a reinforced concrete structure or a brick-concrete structure, but has the problems of large self weight, thick wall body, limited building scale, large amount of building garbage generated during construction, particularly demolition and the like.
In recent years, light steel has the advantages of high strength, light dead weight and the like, so that the light steel is a novel building material convenient for construction, and more light steel structure buildings appear in the building industry. The existing light steel structure has the advantages of light structure dead weight, high safety performance, good earthquake resistance, high construction speed, low labor intensity, recycling, environmental protection and the like, but the defects of fire prevention, heat preservation and heat insulation performance, sound insulation, moisture prevention and the like still exist, people are still difficult to accept the residential building with the light steel structure psychologically, and people are more accustomed to accepting the residential building with the reinforced concrete and brick-concrete structure. Therefore, the light steel structure building is greatly limited in popularization and application.
In addition, the assembly type building is a trend of development of the building industry, various structural components are manufactured in advance in the building mode, and then the components are assembled on site, so that the construction period can be shortened, and time and labor are saved. In the current stage of demonstration engineering, the prefabricated wall mainly comprises a sandwich composite wall, and is simultaneously processed, transported, hoisted and assembled on site with a prefabricated beam. However, the sandwich composite wall also has the technical problems of large self weight, large rigidity, high manufacturing cost, difficult transportation, hoisting, field assembly and the like.
In view of this, the present invention is proposed.
Disclosure of Invention
Therefore, the utility model provides a standardized component of prefabricated composite wall panel of cold-formed thin-walled steel is applicable to building structure and adds the layer, has advantages such as light in weight, sound insulation, fire prevention, thermal insulation performance are good, mechanical properties is good, the flexural performance is strong, adopts standardized design and batch production simultaneously, makes things convenient for the prefabricated construction of assemblization to at least part of the above-mentioned technical problem that exists in the existing building field has been solved.
The utility model provides a standardized component of prefabricated composite wall panel of thin-walled cold-formed steel suitable for structure adds layer, include: the concrete frame comprises a longitudinal supporting framework, a disassembly-free panel and polystyrene lightweight concrete, wherein the longitudinal supporting framework is a frame formed by enclosing cold-formed thin-wall section steel; the disassembly-free panels are arranged on two sides of the longitudinal support framework, and the disassembly-free panels and the longitudinal support framework form a closed composite wallboard; the polystyrene lightweight concrete is filled in the middle of the composite wallboard; the composite wall panel is manufactured in standardized dimensions as standardized components.
According to a specific but non-limiting embodiment of the invention, the cold-formed thin-walled steel section is a cold-formed thin-walled galvanized steel sheet and/or an aluminum-zinc plated steel sheet.
According to a specific but not restrictive embodiment of the utility model, the longitudinal support skeleton adopts U type cold-formed thin-walled steel and the preparation of C type cold-formed thin-walled steel.
According to a specific but non-limiting embodiment of the invention, the longitudinal support skeleton comprises: u type cold-formed thin-walled steel sets up in the top and the bottom of wallboard, sets up C type cold-formed thin-walled steel in the middle of the wallboard, sets up U type cold-formed thin-walled steel and/or C type cold-formed thin-walled steel respectively along wallboard direction of height both sides.
According to a specific but non-limiting embodiment of the present invention, the longitudinal support skeleton further comprises: and U-shaped cold-formed thin-walled steel is transversely arranged in the middle of the wallboard, and C-shaped cold-formed thin-walled steel is vertically arranged.
According to a particular but non-limiting embodiment of the invention, the non-dismantling panel is a fiber cement board and/or a ribbed expanded mesh.
According to the utility model discloses a concrete but not restrictive's embodiment, when adopting there is muscle expansion net conduct exempt from to tear open during the panel transversely arrange the reinforcing bar on the longitudinal support skeleton, fix the expansion net on the longitudinal support skeleton, form the filling model to concreting makes longitudinal support skeleton, reinforcing bar, expansion net and concrete component integrative.
According to a specific but non-limiting embodiment of the present invention, standard exterior wall panels and standard interior wall panels are produced in a factory according to standardized dimensions.
According to a specific but not restrictive embodiment of the utility model, the width of standard inside and outside wallboard is 600mm, 900mm and three kinds of specifications of 1200mm, and the wallboard height is 2400mm ~ 3000 mm.
According to a specific but not restrictive embodiment of the utility model, exterior wall plate thickness is two kinds of specifications of 180mm and 200mm, and interior wall plate thickness is four kinds of specifications of 90mm, 120mm, 180mm and 200 mm.
The beneficial effects of the utility model are mainly embodied in that:
the utility model adopts the cold-formed thin-walled steel to manufacture the longitudinal supporting framework, the two sides of the wall body adopt the fiber cement board or the ribbed expansion net as the non-dismantling panel, the polystyrene light concrete with good thermal insulation performance is filled in the middle to form the cold-formed thin-walled steel prefabricated composite wallboard, and the composite wallboard has the advantages of light weight, high strength, good mechanical property, strong bending performance, high safety performance, good anti-seismic performance and the like, has good corrosion resistance, thermal insulation and heat insulation performance, realizes the physical building functions of fire prevention, sound insulation, moisture prevention, heat insulation and the like, and becomes a novel building structure which is easily accepted by people psychologically; meanwhile, standardized design is adopted, standardized components are manufactured in standardized sizes, and factory production is achieved, so that the requirements of assembly construction are met.
Drawings
Figure 1 is the utility model discloses a section schematic diagram when the standardized component level of cold-formed thin-walled steel prefabricated composite wall panel is placed.
Fig. 2 is the utility model discloses a spatial structure schematic diagram of the standardized component of prefabricated composite wall panel of cold-formed thin-walled steel.
Fig. 3 is the utility model discloses a structure schematic diagram when the standardized component longitudinal support skeleton of cold-formed thin-walled steel prefabricated composite wall panel is vertical to be placed.
Fig. 4 is a schematic view of a U-shaped cold-formed thin-walled steel structure transversely disposed at the top and bottom of the wall panel according to an embodiment of the present invention.
Fig. 5 is a schematic view of a U-shaped cold-formed thin-walled steel structure vertically disposed along the direction of the height of the wall panel according to a specific embodiment of the present invention.
Fig. 6 is a schematic view of a U-shaped cold-bending thin-wall steel structure transversely arranged in the middle of a wall plate according to an embodiment of the present invention.
Fig. 7 is a schematic view of a C-shaped cold-formed thin-walled steel structure vertically disposed in the middle of a wall panel according to an embodiment of the present invention.
Fig. 8 is a schematic view of a three-dimensional structure of a longitudinal supporting frame according to an embodiment of the present invention.
Detailed Description
Exemplary embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present invention are shown in the drawings, it should be understood that the present invention may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
Referring to fig. 1, fig. 1 is a schematic sectional view of the standardized component of the prefabricated composite wall panel made of cold-formed thin-walled steel of the present invention, which is placed horizontally.
As shown in fig. 1, the utility model discloses a standardized component of prefabricated composite wall panel of cold-formed thin-walled steel includes: the concrete structure comprises a longitudinal supporting framework 1, a disassembly-free panel 2 and polystyrene lightweight concrete 3, wherein the longitudinal supporting framework 1 is a framework formed by enclosing cold-formed thin-wall section steel and is open up and down; the disassembly-free panels 2 are arranged on the upper side and the lower side of the longitudinal support framework 1, and the disassembly-free panels 2 and the longitudinal support framework 1 form a closed composite wallboard; the polystyrene lightweight concrete 3 is filled in the middle of the composite wallboard; the composite wall panel is manufactured in standardized dimensions as standardized components. Fig. 2 is a schematic perspective view of the standardized component of the composite wall panel. The longitudinal supporting framework is made of light, high-strength and corrosion-resistant cold-formed thin-wall section steel, so that the composite wallboard is light in weight, high in strength and corrosion-resistant; the fiber cement boards with fire resistance, moisture resistance, heat insulation, sound insulation, light weight and high strength and the ribbed expansion net with high strength are adopted as the disassembly-free panels on the two sides of the wall body, so that the physical properties of the composite wallboard, such as heat insulation, sound insulation, fire resistance, moisture resistance and the like, can be improved, the strength of the composite wallboard is enhanced, and the mechanical property and the flexural property of the composite wallboard are improved; the polystyrene lightweight concrete with light weight and good heat preservation and insulation performance is filled in the middle, so that the physical properties of the composite wall board, such as heat preservation, insulation, fire prevention, moisture prevention and the like, of the building are further improved; and meanwhile, standardized components are manufactured according to standardized sizes, so that standardized design, factory production and convenient later-stage assembly construction of the composite wallboard are guaranteed.
Specifically, the cold-formed thin-walled steel sections are generally cold-formed thin-walled galvanized steel sheets and/or aluminum-zinc-plated steel sheets. The longitudinal support framework 1 is usually made of U-shaped cold-formed thin-walled steel and C-shaped cold-formed thin-walled steel so as to be convenient for connection with surrounding walls, keel columns, upper beams and lower beams, and can be used as a template during concrete pouring. Referring to fig. 3, fig. 3 is a schematic structural view of the vertical supporting framework 1. As shown in fig. 3, generally U-shaped cold-formed thin-walled steel sections 11 are provided on the top and bottom of the wall panel; the C-shaped cold-formed thin-walled steel 12 is arranged in the middle of the wallboard and used as a part of stress member of the wall body to enhance the stress performance of the wallboard; the U-shaped cold-formed thin-walled steel 11 and/or the C-shaped cold-formed thin-walled steel 12 are/is arranged on two sides of the wall board in the height direction respectively, and the structural measures are convenient for connecting the wall bodies on the two sides. In order to enable the wallboard to be stressed better, the U-shaped cold-formed thin-walled steel 11 can be transversely arranged in the middle of the wallboard, and the C-shaped cold-formed thin-walled steel 12 can be vertically arranged. The U-shaped and C-shaped cold-formed thin-wall section steel can adopt the specifications commonly used in the market of China according to the thickness of the wallboard. Fig. 4 is a schematic diagram of a U-shaped cold-bending thin-wall steel structure transversely arranged at the top and the bottom of the wallboard. Fig. 5 is a schematic view of a U-shaped cold-formed thin-walled steel structure vertically arranged along the height direction of the wall panel. FIG. 6 is a schematic view of a U-shaped cold-formed thin-walled steel structure transversely arranged in the middle of a wall panel. Fig. 7 is a schematic view of a C-shaped cold-formed thin-walled steel structure vertically arranged in the middle of a wall panel. FIG. 8 is a schematic perspective view of a longitudinal support frame according to one embodiment.
In particular, fiber cement boards and/or ribbed expanded mesh can be used as the non-detachable panel 2. The fiber cement board is a cement flat board for buildings, which is produced by using cement as a basic material and an adhesive and using mineral fiber cement and other fiber cement as reinforcing materials, has the characteristics of fire prevention, moisture prevention, heat insulation, sound insulation, light weight, high strength and the like, is used for enhancing the strength of the composite wallboard and improving the physical properties of the buildings such as heat insulation, heat preservation, sound insulation, fire prevention, moisture prevention and the like.
The ribbed expanded steel plate net is made of galvanized steel or 304 stainless steel and has V-shaped reinforcing ribs on its surface to increase tension strength and longitudinal reinforcing ribs to make the coating in great depth have even coating depth. The rib expansion net is used for enhancing the strength of the composite wallboard and improving the safety performance and the anti-seismic performance of the composite wallboard. When the reinforced expansion net is used for pouring the wall body, the reinforcing steel bars are transversely arranged on the longitudinal supporting framework, the expansion net is fixed on the longitudinal supporting framework to form a pouring model, and concrete is poured. The longitudinal supporting framework, the reinforcing steel bars, the expansion net and the concrete form a whole, and the wall body with better performances of crack prevention, shock resistance, shear resistance and the like is formed. The expansion net is used without a formwork removal process, so that the construction space is enlarged, the construction period is shortened, and the wallboard has better stress performance.
The polystyrene light concrete filled in the middle of the wallboard is formed by adding polystyrene particles into modified common concrete, dispersing the polystyrene particles in light concrete slurry and solidifying the cement to form the light concrete with heat preservation and insulation performance. Polystyrene particles, also called expanded polystyrene particles, are prepared by expanding and foaming expandable polystyrene resin beads serving as basic raw materials, and have the advantages of good heat insulation effect, low price and the defects of poor strength and poor flame retardant property. The polystyrene lightweight concrete has excellent heat preservation and insulation performance due to a large amount of closed bubbles in the polystyrene lightweight concrete and the low heat conductivity coefficient of the polystyrene particles. Meanwhile, the main body material of the polystyrene lightweight concrete is a cement material, and the polystyrene particles are wrapped in the cement, so that the polystyrene lightweight concrete has the characteristics of no combustion and no aging. The polystyrene lightweight concrete is used as the filler in the middle of the wallboard, so that the physical properties of the wallboard, such as heat preservation, heat insulation, sound insulation, fire prevention, moisture prevention and the like, can be effectively improved.
The utility model discloses a prefabricated composite wall panel of cold-formed thin-walled steel is usually according to building industry regulation and design demand, according to standard size batch production into standard exterior wall plate piece and standard interior wall plate piece. Generally, the width of a standard inner wall plate and a standard outer wall plate has three specifications of 600mm, 900mm and 1200mm, the height of a wallboard is 2400 mm-3000 mm according to the building design condition, the thickness of the outer wall plate has two specifications of 180mm and 200mm, and the thickness of the inner wall plate has four specifications of 90mm, 120mm, 180mm and 200 mm. The standardized design of the composite wall board realizes the industrialized production, facilitates the later-stage assembly construction, and has simple construction operation, time saving and labor saving.
The standardized components of the cold-formed thin-wall section steel prefabricated composite wallboard of the utility model are tested by experiments, and the sound insulation, heat insulation, fire resistance and other physical properties of the standardized components all meet the requirements of the national relevant standards on the partition wall; the mechanical property is good, and experimental detection of the hanging bearing capacity and the impact bearing capacity of the wall body meets the requirements; meanwhile, bending resistance experiments show that the wall is very strong in bending resistance, good in safety performance and good in anti-seismic performance, so that the wall is suitable for residential buildings, building structures and existing building transformation.
It is to be understood that the terminology used herein is for the purpose of describing particular example embodiments only, and is not intended to be limiting. As used herein, the singular forms "a", "an" and "the" may be intended to include the plural forms as well, unless the context clearly indicates otherwise. The terms "comprises," "comprising," "including," and "having" are inclusive and therefore specify the presence of stated features, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, steps, operations, elements, components, and/or groups thereof. The method steps, processes, and operations described herein are not to be construed as necessarily requiring their performance in the particular order described or illustrated, unless specifically identified as an order of performance. It should also be understood that additional or alternative steps may be used.
Although the terms first, second, third, etc. may be used herein to describe various elements, components, regions, layers and/or sections, these elements, components, regions, layers and/or sections should not be limited by these terms. These terms may be only used to distinguish one element, component, region, layer or section from another region, layer or section. Terms such as "first," "second," and other numerical terms when used herein do not imply a sequence or order unless clearly indicated by the context. Thus, a first element, component, region, layer or section discussed below could be termed a second element, component, region, layer or section without departing from the teachings of the example embodiments.
For convenience of description, spatially relative terms, such as "inner", "outer", "lower", "below", "upper", "above", and the like, may be used herein to describe one element or feature's relationship to another element or feature as illustrated in the figures. Such spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" or "over" the other elements or features. Thus, the example term "below … …" can include both an orientation of above and below. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. The utility model provides a standardized component of prefabricated composite wall panel of thin-walled cold-formed steel suitable for structure adds layer which characterized in that includes: the concrete frame comprises a longitudinal supporting framework, a disassembly-free panel and polystyrene lightweight concrete, wherein the longitudinal supporting framework is a frame formed by enclosing cold-formed thin-wall section steel; the disassembly-free panels are arranged on two sides of the longitudinal support framework, and the disassembly-free panels and the longitudinal support framework form a closed composite wallboard; the polystyrene lightweight concrete is filled in the middle of the composite wallboard; the composite wall panel is manufactured in standardized dimensions as standardized components.
2. The composite wall panel standardized element according to claim 1 wherein the cold-formed thin-walled steel section is a cold-formed thin-walled galvanized steel sheet and/or an aluminum-zinc plated steel sheet.
3. The standardized component of composite wall panel according to claim 1, wherein the longitudinal supporting framework is made of U-shaped cold-formed thin-walled steel and C-shaped cold-formed thin-walled steel.
4. The composite wallboard standardization member of claim 3, wherein said longitudinal support frame comprises: u type cold-formed thin-walled steel sets up in the top and the bottom of wallboard, sets up C type cold-formed thin-walled steel in the middle of the wallboard, sets up U type cold-formed thin-walled steel and/or C type cold-formed thin-walled steel respectively along wallboard direction of height both sides.
5. The composite wallboard standardization member of claim 4, wherein said longitudinal support frame further comprises: and U-shaped cold-formed thin-walled steel is transversely arranged in the middle of the wallboard, and C-shaped cold-formed thin-walled steel is vertically arranged.
6. The composite wallboard standardization member of claim 1, wherein the non-dismantling panel is a fiber cement board and/or a ribbed expanded mesh.
7. The standardized component of composite wall panel according to claim 6, wherein when the reinforcement expansion net is adopted as the non-dismantling panel, the reinforcement is transversely arranged on the longitudinal support frame, the expansion net is fixed on the longitudinal support frame to form a pouring model, and concrete is poured to integrate the longitudinal support frame, the reinforcement, the expansion net and the concrete.
8. A composite wall panel standardized construction according to any one of claims 1 to 7 wherein standard exterior and interior wall panels are produced in factory production in standardized sizes.
9. The standardized component of composite wall panel according to claim 8, wherein the widths of the standard inner and outer wall panels are three specifications of 600mm, 900mm and 1200mm, and the height of the wall panel is 2400mm to 3000 mm.
10. The standardized component of composite wall panel according to claim 8, wherein the thickness of the exterior wall panel is two specifications of 180mm and 200mm, and the thickness of the interior wall panel is four specifications of 90mm, 120mm, 180mm and 200 mm.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113896462A (en) * | 2021-10-12 | 2022-01-07 | 华北水利水电大学 | Method for strengthening cold-bending thin-wall steel column based on geopolymer foam concrete |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113896462A (en) * | 2021-10-12 | 2022-01-07 | 华北水利水电大学 | Method for strengthening cold-bending thin-wall steel column based on geopolymer foam concrete |
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