CN113323185A - Large-scale archaized city wall structure and construction method thereof - Google Patents
Large-scale archaized city wall structure and construction method thereof Download PDFInfo
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- CN113323185A CN113323185A CN202110777289.8A CN202110777289A CN113323185A CN 113323185 A CN113323185 A CN 113323185A CN 202110777289 A CN202110777289 A CN 202110777289A CN 113323185 A CN113323185 A CN 113323185A
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/56—Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/56—Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members
- E04B2/562—Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members with fillings between the load-bearing elongated members
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/56—Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members
- E04B2/58—Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members with elongated members of metal
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/01—Reinforcing elements of metal, e.g. with non-structural coatings
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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
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
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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
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
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- Electromagnetism (AREA)
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- Finishing Walls (AREA)
Abstract
The invention relates to a large-scale archaized city wall structure and a construction method thereof, wherein the city wall structure comprises the following components: a steel frame structure; the first outer net sheet is laid on the outer side surface of the steel frame structure; the second outer net piece is arranged on the outer side of the first outer net piece, a gap is reserved between the second outer net piece and the first outer net piece, and the second outer net piece is connected with the steel frame structure through a connecting rib; spraying a mortar structure formed on the second outer mesh, covering the steel frame structure, the first outer mesh and the second outer mesh through the mortar structure, and partially filling the mortar structure into a gap between the second outer mesh and the first outer mesh; the groove that the chisel was formed on the lateral surface of mortar structure makes the lateral surface of mortar structure form the style of archaizing city wall through the groove. The steel frame structure can ensure the verticality and the deformation of the city wall, the deformation can meet the error requirement, and the mortar structure belongs to a light material, has small influence on the deformation of the steel frame structure, and can also ensure that no cracking is generated.
Description
Technical Field
The invention relates to the field of building construction engineering, in particular to a large antique city wall structure and a construction method thereof.
Background
Along with cultural tourism industry development, in large-scale tourist attractions, more large-scale archaize city walls with artistic modeling are more and more common, and in the work process, the conventional traditional brick-built city wall is difficult to meet the field requirement due to the defects of complicated operation steps, large workload, high cost and the like, and in addition, the traditional brick-built city wall also has the problems of long-term deformation, accumulated rear layer cracking, beautiful influence, high later maintenance cost, short engineering service life and the like. Therefore, an innovative large antique city wall system is continuously provided for construction.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, provides a large antique city wall structure and a construction method thereof, and solves the problems of surface cracking, high later maintenance cost, short service time and the like of the conventional brick city wall due to accumulated deformation.
The technical scheme for realizing the purpose is as follows:
the invention provides a large-scale archaized city wall structure, comprising:
a steel frame structure;
the first outer net piece is laid on the outer side surface of the steel frame structure and connected with the steel frame structure;
the second outer net piece is arranged on the outer side of the first outer net piece, a gap is reserved between the second outer net piece and the first outer net piece, and the second outer net piece is connected with the steel frame structure through a connecting rib;
spraying a mortar structure formed on the second outer mesh, covering the steel frame structure, the first outer mesh and the second outer mesh through the mortar structure, and partially filling a gap between the second outer mesh and the first outer mesh; and
and carving a groove formed on the outer side surface of the mortar structure, and enabling the outer side surface of the mortar structure to form a style of an antique city wall through the groove.
The antique city wall structure adopts a steel frame structure as a main body of the city wall, two layers of external meshes are arranged on the steel frame structure, mortar is sprayed to form a mortar structure attached to the steel frame structure, the mortar structure is used as a surface layer of the city wall, the steel frame structure can ensure the verticality and the deformation of the city wall, the deformation can meet the error requirement, the mortar structure belongs to a light material, the influence on the deformation of the steel frame structure is small, the small deformation of the steel frame structure can also ensure that the mortar structure cannot crack, the structural quality of the antique city wall structure is improved, and the service life is long. The problems of surface cracking, high later maintenance cost and short service time of the brick-built city wall due to accumulated deformation are solved.
The large-scale archaized city wall structure is further improved in that the inner side of the steel frame structure is attached to a main body structure.
The large archaized city wall structure is further improved in that a first inner net piece is laid on the inner side face of the steel frame structure and connected with the steel frame structure;
a second inner net piece is arranged on the outer side of the first inner net piece, a gap is reserved between the second inner net piece and the first inner net piece, and the second inner net piece is connected with the steel frame structure through a connecting rod;
an inner side structure layer is formed on the second inner net sheet in a spraying mode, the inner side structure layer covers the steel frame structure, the first inner net sheet and the second inner net sheet, and part of the inner side structure layer is filled in a gap between the first inner net sheet and the second inner net sheet;
plural texture grooves are formed in the outer side face of the inner side structure layer in a chiseling mode, and the outer side face of the inner side structure layer forms an antique city wall pattern through the texture grooves.
The large antique city wall structure is further improved in that a coloring layer is sprayed on the outer side surface of the mortar structure.
The large archaized city wall structure is further improved in that an outer frame which protrudes outwards is arranged on the outer side surface of the steel structure and is close to the bottom, and the outer edge of the outer frame is in an uneven irregular shape;
and the part of the mortar structure corresponding to the outer frame protrudes outwards to form a rock-imitating part with an uneven surface.
The invention also provides a construction method of the large-scale archaized city wall structure, which comprises the following steps:
erecting a steel frame structure at the design position of the archaized city wall structure to be constructed;
laying a first outer mesh on the outer side surface of the steel frame structure, and connecting the first outer mesh with the steel frame structure;
arranging a second outer net piece on the outer side of the first outer net piece, connecting the second outer net piece with the steel frame structure through connecting ribs, and reserving a gap between the second outer net piece and the first outer net piece;
spraying mortar to the second outer mesh to form a mortar structure covering the second outer mesh, the first outer mesh and the steel frame structure, wherein part of the mortar structure is filled in a gap between the first outer mesh and the second outer mesh; and
and chiseling the outer side surface of the mortar structure to form a plurality of grooves, and enabling the outer side surface of the mortar structure to form an antique city wall pattern through the grooves.
The construction method is further improved in that when the mortar is sprayed to the second outer mesh, the mortar is sprayed for multiple times, the sprayed mortar is compacted and napped after each mortar spraying, and the mortar spraying for the next time is carried out after the mortar sprayed for the previous time is dried out.
The construction method is further improved in that when the steel frame structure is erected, an outer frame is arranged on the outer side surface of the steel frame structure close to the bottom, and the outer edge of the arranged outer frame forms an uneven irregular shape;
the outer contour shapes of the first outer net piece and the second outer net piece arranged at the outer frame are matched with the outer edge shape of the outer frame, and then the part of the mortar structure formed by spraying, which corresponds to the outer frame, protrudes outwards to form a rock-imitating part with an uneven surface.
The construction method is further improved in that when the steel frame structure is erected, the steel frame structure is attached to a main body structure;
arranging an embedded part on the main body structure;
and fixedly connecting the steel frame structure with the embedded part.
The construction method of the invention is further improved in that the construction method further comprises the following steps:
spraying pigment on the outer side surface of the mortar structure to form a base color layer;
and spraying shadow color pigment at the corresponding position on the base color layer to form a shadow surface layer.
Drawings
FIG. 1 is a schematic structural view of a steel frame structure in a large-scale archaized city wall structure.
FIG. 2 is a schematic structural view of the steel frame structure of the large antique city wall structure of the present invention with an external frame.
Fig. 3 is a front view of a large antique city wall construction of the present invention.
FIG. 4 is an effect diagram of the construction of the large antique city wall.
Fig. 5 is a flowchart of a construction method of the large-scale antique city wall structure of the present invention.
Detailed Description
The invention is further described with reference to the following figures and specific examples.
Referring to fig. 1, the invention provides a large antique city wall structure and a construction method thereof, which can ensure that the verticality and the deformation error of the large antique city wall meet the requirements and ensure that the finished surface of the city wall does not crack due to small deformation. The deformation of the steel frame structure is small, and the mortar structure formed by spraying has the characteristic of light weight, and has small influence on the stress of the steel frame structure, so that the overall stability of the city wall is ensured. The following describes the large-scale archaized city wall structure and the construction method thereof with reference to the accompanying drawings.
Referring to fig. 1, a schematic structural diagram of a steel frame structure in a large-scale antique city wall structure is shown. Referring to fig. 3, there is shown a front view of the large antique city wall construction of the present invention. The following describes the large-scale archaized city wall structure according to the present invention with reference to fig. 1 and 3.
As shown in fig. 1 and 3, the large-sized antique city wall structure of the present invention comprises a steel frame structure 21, a first outer mesh, a second outer mesh, a mortar structure 23 and a groove 24; the first outer net sheet is laid on the outer side surface of the steel frame structure 21 and connected with the steel frame structure 21; the second outer net piece is arranged on the outer side of the first outer net piece, a gap is reserved between the second outer net piece and the first outer net piece, a certain distance is reserved between the second outer net piece and the first outer net piece, so that the gap is formed, and the second outer net piece is connected with the steel frame structure 21 through connecting ribs; the mortar structure 23 is formed on the second outer net sheet by spraying mortar, the mortar structure 23 covers the steel frame structure 21, the first outer net sheet and the second outer net sheet, and the mortar structure 23 is partially filled in a gap between the second outer net sheet and the first outer net sheet; the grooves 24 are formed in the outer side face of the mortar structure 23 through chiseling, the grooves 24 are multiple, and the outer side face of the mortar structure 23 forms an antique city wall style through the grooves 24.
Preferably, the grooves 24 are arranged transversely and longitudinally on the outer side surface of the mortar structure 23, the grooves 24 are non-linear, and the brick masonry pattern is defined on the outer side surface of the mortar structure 23 through the transverse, longitudinal and non-linear grooves 24, that is, the grooves 24 look like brick seams, and the part of the mortar structure 23 enclosed by the grooves 24 looks like a brick surface.
Preferably, the size of the steel frame structure 21 is consistent with the size of the antique city wall to be constructed, the steel frame structure 21 is erected at the construction position of the antique city wall to be constructed, and the steel frame structure 21 serves as the main body of the antique city wall, so that the verticality and the deformation of the antique city wall can be guaranteed to meet the design requirements.
In one embodiment of the present invention, as shown in FIG. 1, the steel frame structure 21 includes a plurality of steel sections connected in a staggered manner in the transverse and longitudinal directions, and the steel sections are welded to each other.
Preferably, the steel frame structure 21 includes a plurality of vertical rods 211 and a plurality of cross rods 212, the vertical rods 211 are disposed at intervals, and the cross rods 212 are clamped on two sides of the vertical rods 211 in pairs and are fixedly connected to the vertical rods 211. The upright 211 is formed by a pair of back-to-back channel steel, and the cross bar 212 is H-shaped steel.
In one embodiment of the invention, the first outer mesh and the second outer mesh are both steel bar meshes and are formed by connecting steel bars in a staggered manner transversely and longitudinally.
Further, the first outer net piece is connected with the steel frame structure 21 through a connecting piece, the first outer net piece is laid on the outer side face of the steel frame structure 21, one end of the connecting piece is connected with the first outer net piece, and the other end of the connecting piece is connected with the steel frame structure 21. Preferably, the connecting member is a U-shaped rib, and two wing rods of the U-shaped rib penetrate through the meshes of the first outer mesh and are clamped on the section steel corresponding to the steel frame structure 21, so as to fixedly connect the two wing rods of the U-shaped rib with the section steel, and fixedly connect the sealing rod of the U-shaped rib with the first outer mesh.
Still further, set up support piece on first outer net piece, support first outer net piece and second outer net piece through support piece for form the space between first outer net piece and the second outer net piece. The support member is preferably a steel bar.
Still further, the connecting ribs for connecting the second outer net sheet are also U-shaped ribs. The second outer net piece and the first outer net piece are connected through the supporting piece to form a whole, the first outer net piece is fixedly connected to the steel frame structure 21 through the U-shaped ribs, the second outer net piece is also fixedly connected to the steel frame structure 21 through the U-shaped ribs, the structural strength of the first outer net piece and the second outer net piece is improved, the two layers of outer net pieces are also integrally connected with the steel frame structure, and after the mortar structure is constructed subsequently, the firm and stable mortar structure attached to the steel frame structure can be guaranteed.
In one embodiment of the present invention, the mortar structure 23 is formed by spraying, and when spraying the mortar, the mortar is partially adhered to the steel frame structure 21 through the mesh holes of the first outer mesh sheet and is partially filled in the gaps of the steel frame structure 21. The mortar structure 23 is formed into a structure with a certain thickness through the first outer mesh and the second outer mesh, and is firmly hung on the steel frame structure 21.
Spraying mortar for three times, spraying mortar with a certain thickness for the first time to prime as a bottom layer, filling the space between two outer net sheets by utilizing the ground layer and covering a second outer net sheet, concealing the first outer net sheet and the steel frame structure 21, and compacting and napping the bottom layer by using a cement plaster cutter after waiting for 15-20 minutes. And after the bottom layer is dried completely, spraying mortar for the second time to form a reinforcing layer, after 15-20 minutes, compacting and napping the reinforcing layer by using a cement plaster cutter, after the reinforcing layer is dried completely, spraying for the third time, wherein the spraying for the third time is designed to form a wall surface layer, so that the wall surface layer, the reinforcing layer and the bottom layer form a mortar structure 23 together.
In one embodiment of the present invention, the inner side of the steel frame structure 21 is attached to a main structure, which may be a steel structure or a concrete structure.
During connection, an embedded part is arranged at the main structure, and the steel frame structure 21 is connected to the main structure through the embedded part. The embedded part can be installed and fixed together when the main body structure is constructed, and can be implanted into the main body structure after the construction of the main body structure is completed.
In this embodiment, the main structure is a platform constructed on the ground, the platform is arranged on the ground through a support system erected on the ground, an archaized building is erected on the platform, and the archaized city wall structure is arranged around the platform and connected with the corresponding support system.
Preferably, SAP2000 software is used for analyzing the stress and deformation of the steel frame structure, and the deformation is controlled to avoid surface cracking in the later period. A datum line is set on the main structure by the aid of the Tianbao robot according to the axis and the elevation line of the main structure, and a positioning line is determined through the datum line and is the installation position of the embedded part. And installing the embedded part according to the installation position.
When installing steel frame construction 21, the spraying of anti-rust paint is carried out to the shaped steel spare, and a layer of high anticorrosive material pitch of recoating brush ensures this steel frame construction's life-span, and then guarantees the life of city wall structure modelled after an antique. And (3) removing welding slag from the welding position points of the steel frame structure 21, spraying antirust paint to avoid oxidation and rusting of the welding points, and ensuring the durability of the steel frame structure.
In one embodiment of the present invention, a first inner mesh is laid on the inner side of the steel frame structure 21, and the first inner mesh is connected to the steel frame structure 21; a second inner net piece is arranged on the outer side of the first inner net piece, a gap is reserved between the second inner net piece and the first inner net piece, and the second inner net piece is connected with the steel frame structure 21 through a connecting rod; the second inner net sheet is sprayed to form an inner side structure layer, the inner side structure layer covers the steel frame structure, the first inner net sheet and the second inner net sheet, and part of the inner side structure layer is filled in a gap between the first inner net sheet and the second inner net sheet; plural texture grooves are chiseled on the outer side surface of the inner side structure layer, and the outer side surface of the inner side structure layer forms the style of an antique city wall through the texture grooves.
In this embodiment, two layers of mesh sheets are disposed on both the inner side and the outer side of the steel frame structure 21, and the inner side and the outer side of the steel frame structure 21 are sprayed with mortar to form a structure attached to the steel frame structure 21. The interior and exterior side surfaces of the formed antique city wall structure are provided with the style of the antique city wall, and the antique city wall structure can be used as a partition wall or a fence in a building group.
In one embodiment of the present invention, the bottom portion of the steel frame structure 21 is partially buried in the ground when the steel frame structure 21 is installed, thereby improving the structural stability of the steel frame structure 21. Further, as shown in fig. 1, a plurality of support columns 10 are disposed in the steel frame structure 21, and the support columns 10 are provided with connection plates 11, and are connected to the steel frame structure 21 through the connection plates 11. The ground is bought into the bottom of support column 10, improves the overall structural stability of steel frame construction 10 through the support column 10 that sets up.
In a specific embodiment of the invention, when the outer side surface of the mortar structure 23 is chiseled to form a groove, the groove is chiseled according to the texture of an antique city wall to be formed, after the mortar structure 23 is dried completely, the position of each city wall brick is measured on the outer side surface of the mortar structure 23 by using a measuring scale, a mark is made, then the carving is carried out along the mark, the carving is alternately carried out by using tools such as trowels, oil painting scrapers, hard brushes and the like, and brick joints with the width of 2-5cm and the depth of 2-3cm are chiseled, so that the appearance of the whole plastic stone forms the masonry pattern of the city wall bricks.
In one embodiment of the invention, the outer side of the mortar structure 23 is sprayed with a coloured layer. The coloring layer is utilized to increase the historical feeling, so that the tone style of the antique city wall is fused with the surrounding environment.
Preferably, the colored layer includes a base color layer formed by spraying a white paint, a shadow surface layer formed by spraying a color of heavy hue, and a drawing layer formed by alternately drawing by painting, wiping, brushing, and spraying over the base color layer. Specifically, a spray gun with a gun nozzle caliber of 0.5mm is adopted to carry out whole white paint spraying priming, the priming color spraying is not required to be too even, the effect after the paint is naturally eroded is played as much as possible, and the priming color enables the whole city wall to be brighter. And after the white paint is primed, treating the dark surface of the city wall by using the color with heavy hue to deepen the hue of the dark surface. The city wall is re-colored in some places, and is created by adopting a plurality of tools such as a mop, a cleaning cloth, a brush, a big spray gun and the like, and the whole city wall is drawn by adopting the methods of painting, wiping, brushing, spraying and the like alternately, so that the tone and style of the whole city wall are fused with the surrounding environment.
In an embodiment of the present invention, as shown in fig. 2, an external frame 22 protruding outward is provided on the outer side surface of the steel frame structure 21 near the bottom, the outer edge of the external frame 22 forms an irregular shape, and as shown in fig. 3 and 4, the mortar structure 23 protrudes outward corresponding to the portion of the external frame 22 to form a rock-imitating portion 231 with an uneven surface.
The surface of the rock-imitating part 231 is uneven, and when grooves are formed by chiseling the surface of the rock-imitating part 231, the grooves are arranged in irregular shapes, and the depths of the grooves are different, so that the rock-imitating part 231 can form the effect similar to natural rock through the grooves. In this embodiment, the bottom of the antique city wall is a rock-imitating part 231, the rest is a brick-imitating part 232, and the formed city wall model looks like the city wall is located on natural rock.
The archaized city wall based on the steel frame structure as the main body can scientifically and normatively guide the site construction, and ensure that the finished surface of the city wall can not crack due to small deformation. The construction method is simple and convenient, can greatly reduce the construction cost investment, has obvious social benefit and economic benefit, has wide application prospect, and is worthy of popularization and application.
The invention has the advantages that the verticality and the deformation error of the large antique city wall can be ensured to meet the requirements, so that the finished surface of the city wall can not crack due to small deformation.
The invention has clear principle, high construction efficiency, good safety and wide application range, and is scientific and standard.
The invention also provides a construction method of the large antique city wall structure, which is explained below.
As shown in fig. 5, the construction method of the large-scale antique city wall structure of the present invention comprises the steps of:
executing the step S101, and erecting a steel frame structure at the design position of the antique city wall structure to be constructed; then, step S102 is executed;
step S102 is executed, a first outer mesh is laid on the outer side face of the steel frame structure, and the first outer mesh is connected with the steel frame structure; then, step S103 is executed;
step S103 is executed, a second outer mesh is arranged on the outer side of the first outer mesh, the second outer mesh is connected with the steel frame structure through connecting ribs, and a gap is reserved between the second outer mesh and the first outer mesh; then, step S104 is executed;
step S104 is executed, mortar is sprayed to the second outer mesh sheet to form a mortar structure covering the second outer mesh sheet, the first outer mesh sheet and the steel frame structure, and part of the mortar structure is filled in a gap between the first outer mesh sheet and the second outer mesh sheet; then, step S105 is executed;
and S105, chiseling the outer side surface of the mortar structure to form a plurality of grooves, and enabling the outer side surface of the mortar structure to form an antique city wall pattern through the grooves.
In one embodiment of the present invention, the steel frame structure is attached to a main structure while being erected;
arranging an embedded part on the main body structure;
and fixedly connecting the steel frame structure with the embedded part.
The steel frame structure is attached to the main body structure, the outer side face of the steel frame structure is an exposed face, namely the outer surface of the formed antique city wall, and the inner side face of the steel frame structure is attached to the main body structure and is a non-exposed face, so that the non-exposed face can be omitted.
If part of the top of the steel frame structure is located above the main body structure, the inner side face of the steel frame structure exposed out of the main body structure is an exposed face, a first inner mesh and a second inner mesh are correspondingly installed at the exposed face and sprayed to form an inner side structure layer, and the inner side structure layer is chiseled to form a style of an antique city wall.
In a specific embodiment of the invention, the first outer mesh and the second outer mesh are both steel bar meshes, and the sprayed mortar is hung on the steel frame structure and the double-layer meshes by blocking the mortar through the steel bar meshes, so that the integrity of the city wall structure is strong.
In one embodiment of the invention, when spraying mortar to the second outer mesh, the spraying is performed in multiple times, and after each mortar spraying, the sprayed mortar is compacted and napped, and the mortar spraying of the next time is performed after the mortar sprayed in the previous time is completely dried.
Preferably, spraying mortar three times, spraying mortar with a certain thickness for the first time to prime as a bottom layer, filling the space between two outer net sheets by utilizing the stratum and covering a second outer net sheet, concealing the first outer net sheet and the steel frame structure, and compacting and napping the bottom layer by using a cement plaster cutter after waiting for 15-20 minutes. And after the bottom layer is dried completely, spraying mortar for the second time to form a reinforcing layer, after 15-20 minutes, compacting and napping the reinforcing layer by using a cement plaster cutter, after the reinforcing layer is dried completely, spraying for the third time, wherein the spraying for the third time is designed to form a wall surface layer, so that the wall surface layer, the reinforcing layer and the bottom layer form a mortar structure together.
In one embodiment of the invention, an outer frame is arranged on the outer side surface of the steel frame structure close to the bottom, and the outer edge of the outer frame is in an uneven irregular shape;
the outer contour shapes of the first outer net piece and the second outer net piece arranged at the outer frame are matched with the outer edge shape of the outer frame, and then the part of the mortar structure formed by spraying, which corresponds to the outer frame, protrudes outwards to form the rock-imitating part with the uneven surface.
As shown in fig. 4, the surface of the rock-imitating part 231 is uneven, and when grooves are formed by chiseling the surface of the rock-imitating part 231, the grooves are arranged in an irregular shape and have different depths, so that the rock-imitating part 231 has an effect similar to natural rock through the grooves. In this embodiment, the bottom of the antique city wall is a rock-imitating part 231, the rest is a brick-imitating part 232, and the formed city wall model looks like the city wall is located on natural rock.
In one embodiment of the present invention, the method further comprises: spraying pigment on the outer side surface of the mortar structure to form a base color layer; and spraying shadow color pigment on the corresponding position on the base color layer to form a shadow surface layer.
Specifically, a spray gun with the caliber of a gun nozzle being 0.5mm is adopted for spraying and priming the whole white paint, the priming color spraying is not required to be too uniform, the effect after the paint is naturally eroded is achieved as much as possible, and the priming color enables the whole city wall to be brighter; and after finishing bottoming the white paint, treating the dark surface of the city wall by using the color with heavy hue to deepen the hue of the shadow surface. The city wall is re-colored, in order to increase the historical feeling, a plurality of tools such as a mop, a cleaning cloth, a brush, a big spray gun and the like are adopted for creation, and the methods such as painting, smearing, brushing, spraying and the like are adopted for alternative drawing, so that the tone and style of the whole city wall are fused with the surrounding environment.
While the present invention has been described in detail and with reference to the embodiments thereof as illustrated in the accompanying drawings, it will be apparent to one skilled in the art that various changes and modifications can be made therein. Therefore, certain details of the embodiments are not to be interpreted as limiting, and the scope of the invention is to be determined by the appended claims.
Claims (10)
1. The utility model provides a large-scale ancient city wall structure which characterized in that includes:
a steel frame structure;
the first outer net piece is laid on the outer side surface of the steel frame structure and connected with the steel frame structure;
the second outer net piece is arranged on the outer side of the first outer net piece, a gap is reserved between the second outer net piece and the first outer net piece, and the second outer net piece is connected with the steel frame structure through a connecting rib;
spraying a mortar structure formed on the second outer mesh, covering the steel frame structure, the first outer mesh and the second outer mesh through the mortar structure, and partially filling a gap between the second outer mesh and the first outer mesh; and
and carving a groove formed on the outer side surface of the mortar structure, and enabling the outer side surface of the mortar structure to form a style of an antique city wall through the groove.
2. The large antique city wall construction according to claim 1, wherein the inner side of said steel frame structure is attached to a main structure.
3. The large antique city wall construction according to claim 1, wherein a first inner mesh is laid on the inner side surface of the steel frame structure, and the first inner mesh is connected with the steel frame structure;
a second inner net piece is arranged on the outer side of the first inner net piece, a gap is reserved between the second inner net piece and the first inner net piece, and the second inner net piece is connected with the steel frame structure through a connecting rod;
an inner side structure layer is formed on the second inner net sheet in a spraying mode, the inner side structure layer covers the steel frame structure, the first inner net sheet and the second inner net sheet, and part of the inner side structure layer is filled in a gap between the first inner net sheet and the second inner net sheet;
plural texture grooves are formed in the outer side face of the inner side structure layer in a chiseling mode, and the outer side face of the inner side structure layer forms an antique city wall pattern through the texture grooves.
4. The large-scale antique city wall structure according to claim 1, wherein a coloring layer is sprayed on the outer side surface of the mortar structure.
5. The large-scale archaized city wall structure as claimed in claim 1, wherein an outer frame protruding outwards is arranged on the outer side surface of the steel structure near the bottom, and the outer edge of the outer frame forms an irregular shape;
and the part of the mortar structure corresponding to the outer frame protrudes outwards to form a rock-imitating part with an uneven surface.
6. A construction method of a large antique city wall structure is characterized by comprising the following steps:
erecting a steel frame structure at the design position of the archaized city wall structure to be constructed;
laying a first outer mesh on the outer side surface of the steel frame structure, and connecting the first outer mesh with the steel frame structure;
arranging a second outer net piece on the outer side of the first outer net piece, connecting the second outer net piece with the steel frame structure through connecting ribs, and reserving a gap between the second outer net piece and the first outer net piece;
spraying mortar to the second outer mesh to form a mortar structure covering the second outer mesh, the first outer mesh and the steel frame structure, wherein part of the mortar structure is filled in a gap between the first outer mesh and the second outer mesh; and
and chiseling the outer side surface of the mortar structure to form a plurality of grooves, and enabling the outer side surface of the mortar structure to form an antique city wall pattern through the grooves.
7. The construction method according to claim 6, wherein the spraying is performed in a plurality of times while spraying the mortar to the second outer mesh, and the sprayed mortar is compacted and napped after each spraying of the mortar, and the spraying of the mortar in the latter time is performed after the mortar sprayed in the former time is dried out.
8. The construction method according to claim 6, wherein when the steel frame structure is erected, an outer frame is arranged on the outer side surface of the steel frame structure close to the bottom, and the outer edge of the arranged outer frame forms an irregular shape;
the outer contour shapes of the first outer net piece and the second outer net piece arranged at the outer frame are matched with the outer edge shape of the outer frame, and then the part of the mortar structure formed by spraying, which corresponds to the outer frame, protrudes outwards to form a rock-imitating part with an uneven surface.
9. The construction method according to claim 6, wherein the steel frame structure is attached to a main structure while being erected;
arranging an embedded part on the main body structure;
and fixedly connecting the steel frame structure with the embedded part.
10. The construction method according to claim 6, further comprising:
spraying pigment on the outer side surface of the mortar structure to form a base color layer;
and spraying shadow color pigment at the corresponding position on the base color layer to form a shadow surface layer.
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| CN114934643A (en) * | 2022-05-28 | 2022-08-23 | 龙德建设有限公司 | Retro decoration wall structure, construction equipment and construction method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114934643A (en) * | 2022-05-28 | 2022-08-23 | 龙德建设有限公司 | Retro decoration wall structure, construction equipment and construction method |
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