CN108301553B - Precast concrete board wall and manufacturing method thereof - Google Patents
Precast concrete board wall and manufacturing method thereof Download PDFInfo
- Publication number
- CN108301553B CN108301553B CN201711311971.8A CN201711311971A CN108301553B CN 108301553 B CN108301553 B CN 108301553B CN 201711311971 A CN201711311971 A CN 201711311971A CN 108301553 B CN108301553 B CN 108301553B
- Authority
- CN
- China
- Prior art keywords
- precast concrete
- wall
- concrete
- precast
- plate
- 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
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/02—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials
- E04C2/04—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of concrete or other stone-like material; of asbestos cement; of cement and other mineral fibres
- E04C2/044—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of concrete or other stone-like material; of asbestos cement; of cement and other mineral fibres of concrete
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/30—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Panels For Use In Building Construction (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses a precast concrete panel wall, comprising: the concrete shear wall is used for realizing a foundation wall body arranged on the precast concrete plate wall; the concrete shear wall is provided with an extrusion raft for connecting precast concrete slabs; the precast concrete slab is used for being connected with the concrete shear wall to form an assembly part of the precast concrete slab wall; the two sides of the precast concrete plates, which are butted with each other, are provided with a tight butt joint structure; and the counter-pulling connecting piece is used for realizing a fastener for counter-pulling connection of the precast concrete slab and the convex raft. Also discloses a manufacturing method of the precast concrete board wall. The precast concrete board wall and the manufacturing method thereof have the advantages of simple process, convenient operation, high quality, material saving and high efficiency; the boards are spliced in a wedge joint mode, a board seam formed between the two boards is in a right-splayed shape, or butt joint is carried out by adopting rough joint surfaces, so that the boards are more tightly engaged, the precast concrete board and the shear wall are integrally connected, and the precast concrete board is high in connection rigidity, good in safety and high in reliability.
Description
Technical Field
The invention relates to the technical field of buildings, in particular to a precast concrete plate wall and a manufacturing method thereof.
Background
The wall body formed by the pouring mode has good integrity, but the cost is high, the field manufacturing is inconvenient, the efficiency is low, the maintenance time is long, the quality of the wall body such as the verticality, the flatness and the apparent quality is difficult to guarantee, the consumption of materials such as later plastering and decoration is large, the cost is high, and when the traditional masonry wall is constructed, the construction period is short, the continuous masonry has no interval, so that the wall body is excessively shrunk, and the shrinkage crack is easily generated at the joint part of the traditional masonry wall and a concrete member. Or because the temperature becomes to let the brickwork produce inhomogeneous shrink, temperature stress surpasss the intensity of brickwork and leads to the brickwork atress inhomogeneous to the crack appears. The on-site masonry needs a large amount of masonry personnel, the construction efficiency is low, and the labor intensity is high. Need utilize perpendicular transportation machinery before traditional brickwork wall construction, transport a large amount of construction materials (like building block, mortar, most operating time that tower crane and lift had often been occupied when the transportation to scattered auxiliary material etc.), serious influence is to perpendicular transportation machinery's availability factor, has occupied the material loading time of other processes, has delayed the construction progress of other works. The traditional masonry wall surface has the advantages that the cross section size is large, the specification and the model are more, the material consumption is large, the material consumption of each layer of construction position is difficult to accurately calculate, the phenomena of multi-transportation, less transportation or repeated transportation often occur, the material transportation cost is increased, and a large amount of material loss is also caused.
Chinese patent literature (publication date: 4/25/2012, publication number: CN 101793068B) discloses a prefabricated spliced concrete slab wall body, which comprises inner and outer wall panels and a middle concrete layer, wherein the inner and outer wall panels are spliced by using prefabricated concrete slabs, a steel reinforcement framework is arranged in the middle of the concrete layer, the steel reinforcement framework is arranged along the whole length of the wall body and is connected with a bearing component at the edge of the wall, and horizontal steel wires are arranged on the steel reinforcement framework at intervals along the height direction; the inner surface of the inner wall panel and the inner surface of the outer wall panel are provided with a prismatic table-shaped protrusion, positioning steel wires parallel to the direction of the panel surface penetrate out of the prismatic table, and the positioning steel wires are arranged in a triangular shape and are clamped with horizontal steel wires in a wall body steel reinforcement framework to form connection. The invention has the advantages that: the wall body has good integrity and convenient construction, and does not need to be demolded. The average density of the wall is low, and the heat preservation and insulation performance is good. The wall body constructed by adopting the method can reduce the cost of unit area.
Chinese patent literature (publication date: 2016, 2, 24 and CN 104294966B) discloses a double-layer hollow concrete slab wall and a construction method thereof, and relates to the technical field of concrete members. The concrete sandwich wall is characterized in that the concrete sandwich wall is arranged in a cavity of a concrete slab, and the concrete slab is arranged in the cavity of the concrete slab. The construction unit is formed by connecting a plurality of sections of construction units, wherein each construction unit comprises two concrete plates which are arranged in parallel and at intervals; two ring beams arranged between the two concrete plates; the concrete slab and the ring beam form a closed cavity; the ring beam is composed of a prefabricated slab interlayer connected between concrete slabs and a concrete member poured on the prefabricated slab interlayer. The construction method comprises the steps of firstly pouring two concrete slabs which are arranged in parallel, connecting a precast slab interlayer between the concrete slabs, pouring a ring beam by taking the precast slab interlayer as a bottom template, and repeating the steps in such a way, so that the concrete slabs and the ring beam jointly form a closed cavity, and the double-layer hollow concrete slab wall is manufactured.
However, in the technical scheme, the operation of the precast concrete plate wall is complex, and the improvement of the working efficiency is not facilitated.
Disclosure of Invention
The invention aims to solve the problems of low efficiency, no guarantee of quality, poor sound insulation effect, high cost and the like of the traditional masonry wall construction, and provides a precast concrete plate wall which can realize quick assembly, high efficiency, high quality, good sound insulation effect and low cost and a manufacturing method thereof.
The technical scheme adopted by the invention for realizing the first technical purpose is as follows: a precast concrete panel wall comprising:
the concrete shear wall is used for realizing a foundation wall body arranged on the precast concrete plate wall; the concrete shear wall is provided with an extrusion raft for connecting precast concrete slabs;
the precast concrete slab is used for being connected with the concrete shear wall to form an assembly part of the precast concrete slab wall; the two sides of the precast concrete plates, which are butted with each other, are provided with a tight butt joint structure;
and the counter-pulling connecting piece is used for realizing a fastener for counter-pulling connection of the precast concrete slab and the convex raft.
This precast concrete board wall, make concrete shear force wall and precast concrete board in advance according to the building needs, can realize the technological ization such as template, reinforcing bar, concrete placement and maintenance of single component, then transport concrete shear force wall and precast concrete board to the scene and assemble, and connect through drawing the connecting piece, just can realize the brickwork of concrete board wall fast, and can guarantee the straightness that hangs down, roughness, apparent quality etc. of wall body in the assembling process, and the later stage need not plaster, decorate etc.. The prefabricated concrete board wall both ends adopt the counter-pulling connecting piece to be connected with the handing-over department of shear force wall to the drawing, adopt inseparable butt joint structure concatenation between board and the board, and the board seam that forms between two boards is the positive splayed, makes to interlock more inseparabler between board and the board. After being installed in place, the steel bar is connected with the shear wall into a whole, and the steel bar is high in connection rigidity, good in safety and high in reliability. Because the precast concrete slab is fully maintained before construction and installation, the self shrinkage of the wall body is finished, and cracks can not be generated due to the self shrinkage after installation. And the precast concrete slab wall and the shear walls at the two ends are made of the same material, so that the deformation frequency caused by the influence of temperature is minimum, and the cracks caused by uneven shrinkage are avoided to the maximum extent. The precast concrete plate wall has the advantages of less labor force, low labor intensity and high installation efficiency; the prefabricated concrete plate wall has flexible specification design and can be selected and designed according to the size, weight and form of a building and the site construction conditions. The member has simple appearance, light weight, convenient manual installation and simple and convenient installation. The precast concrete board wall is produced in a shaping mode, so that the size and the number of precast components can be accurately controlled, loss is basically avoided in the installation process, and construction waste on a construction site is greatly reduced, so that the precast concrete board wall is more environment-friendly and saves cost.
Preferably, the concrete shear wall is a frame structure, and the branches are arranged on two inner side edges of the concrete shear wall and arranged along the center. The concrete shear wall is of a frame structure, so that the upper and lower wedge joints and the left and right plug-in connections of the precast concrete slabs are facilitated, the operation is convenient and fast, and a masonry gap can not be generated.
Preferably, the precast concrete plate is in single-piece sizing arrangement, two ends of the precast concrete plate are provided with installation positioning holes perpendicular to the plate surface, and the inside of each installation positioning hole is filled with plugging mortar after the opposite-pull connecting piece is arranged; and the precast concrete plate is provided with a lifting hole. The installation locating hole is for being connected with the split of concrete shear force wall in order to make things convenient for, realizes integral type fixed connection, guarantees installation intensity, reinforcing security. The installation of precast concrete board can be completed by hoisting the lifting holes.
Preferably, the close butt joint structure is a primary-secondary type wedge joint structure and comprises arc-shaped protrusions and arc-shaped grooves, and the arc-shaped protrusions and the arc-shaped grooves are respectively arranged on the side surfaces of the precast concrete plates which are spliced with each other; the close butt joint structure is butt joint rough surfaces. The primary and secondary type wedge joint structure or the rough joint surface can ensure the quick wedge joint of two adjacent precast concrete plates, and the plate gap formed between the two plates is in a right-splayed wedge joint connection, so that the plates are more tightly, firmly and safely occluded.
Preferably, a steel mesh is arranged in the precast concrete plate. The reinforcing mesh is arranged in the precast concrete slab so as to increase the strength of the precast concrete slab and meet the requirement on the strength of building construction.
Preferably, the precast concrete slabs are of a double-layer structure and are arranged on two sides of a concrete shear wall racking and are connected into a whole through split connectors. The precast concrete plates are arranged on the concrete shear wall in a double-layer mode, and heat preservation and noise reduction materials can be arranged between the double-layer precast concrete plates, so that heat preservation and sound insulation of the wall body are achieved.
Preferably, a cavity is arranged between the two precast concrete plates, and a sound insulation material or a heat insulation material is filled in the cavity. And sound insulation materials or heat insulation materials are filled between the precast concrete plates. The heat preservation and sound insulation of the wall body can be realized by arranging the heat preservation material or the sound attenuation material.
Preferably, the precast concrete panel wall is further provided with precast concrete cushion blocks, and the precast concrete cushion blocks are arranged in the middle of the precast concrete panels and used for realizing opposite-pulling connection of the middle positions of the two precast concrete panels. In order to enhance the strength of the precast concrete panel wall, a precast concrete cushion block is arranged at the middle position or a required position according to the length of the precast concrete panel, and the precast concrete panel and the precast concrete cushion block on the two sides are oppositely penetrated through the opposite-pull connecting piece, so that the opposite-pull connection is realized.
The second technical purpose of the invention is realized by adopting the technical scheme that: a method for manufacturing a precast concrete panel wall comprises the following steps:
step 1) manufacturing a concrete shear wall, namely manufacturing the concrete shear wall with specified specifications according to setting requirements, so that the concrete shear wall is of a frame structure, and arranging branches on the inner side of the concrete shear wall;
step 2), manufacturing a precast concrete plate, manufacturing the precast concrete plate with a certain specification according to the requirements of the sizing production, and arranging a reinforcing mesh inside the precast concrete plate; simultaneously, respectively manufacturing a tight butt joint structure on the upper side surface and the lower side surface of the precast concrete plates which are spliced with each other;
step 3) transporting the concrete shear wall and the precast concrete slab to a mounting position;
step 4) assembling the precast concrete board wall, wherein the concrete shear wall is vertically arranged at a designated position, one side of a raft is provided with a precast concrete slab, the other side of the raft is oppositely provided with a precast concrete slab, and the precast concrete slabs at the two sides are connected with the raft in a counter-pulling manner through a counter-pulling connecting piece; superposing an upper precast concrete plate on a lower precast concrete plate, and connecting the precast concrete plates with the convex racking in a counter-pulling manner by using counter-pulling connecting pieces; and repeating the steps until the seamless butt joint with the concrete shear wall is completed, namely completing the manufacture of the precast concrete slab wall.
The method for manufacturing the precast concrete panel wall is convenient and rapid to operate, the site construction and installation efficiency is high, the precast concrete panel wall manufactured by the method is smooth in surface and high in appearance quality, the wall body does not need to be plastered and leveled for the second time, materials are greatly saved, the indoor area is increased, paint can be directly brushed, and the construction site is greatly reduced in building garbage due to the lap joint type wall building mode, so that the method is more environment-friendly and saves the cost.
Preferably, in step 4, precast concrete pads are arranged at the middle position along the length direction of the same layer of precast concrete plates, and the opposite pulling of the precast concrete plates on two sides is realized through opposite pulling connecting pieces.
The invention has the beneficial effects that: 1. according to the precast concrete slab wall and the manufacturing method thereof, the processes of pouring, maintaining and the like of the template, the reinforcing steel bar and the concrete of a single member of the precast concrete slab are simple, and the operation is convenient; the quality is guaranteed, the material is saved, and the efficiency is high; the joints of two ends of the precast concrete slab wall and the shear wall are connected in a split mode through bolts, the slabs are spliced in a wedge joint mode, slab joints formed between the two slabs are in a shape like a Chinese character 'zheng' or are connected through rough joint faces, so that the slabs are tightly meshed, the precast concrete slab and the shear wall are connected into a whole, and the precast concrete slab is high in connection rigidity, good in safety and high in reliability.
2. The precast concrete slab and the shear walls cannot crack due to self shrinkage after installation, and the precast concrete slab and the shear walls at the two ends are made of the same material, so that the frequency of deformation caused by temperature influence is minimum, and the cracks caused by uneven shrinkage are avoided to the maximum extent.
3. The concrete plate wall is prefabricated in a centralized mode, the workload is relatively low on site, most of work is completed outside the site, the concrete plate wall is transported to the site and then is installed and formed at one time, repeated transportation and secondary transportation are reduced, a large number of masonry personnel are not needed on the site, and therefore the construction efficiency is effectively improved, and the labor force is saved.
4. The installation efficiency is high, and the design of precast concrete siding specification is nimble, can select the design according to the size, weight and the form of building combination site operation condition. The member appearance is simple, weight is lighter, the manual installation of being convenient for, and simple installation, and each layer can generally be accomplished 2-3 days in advance than traditional brickwork wall engineering time.
5. The prefabricated concrete plate wall does not occupy too much vertical transportation time, is produced according to the drawing number, has accurate statistics of the usage amount of construction points, and does not have repeated material supplement or repeated adjustment and transportation after being transported to a construction part in a concentrated manner.
6. The surface flatness and the appearance quality of the precast concrete slab wall are far higher than those of a finished masonry wall, the wall does not need to be leveled by secondary plastering, the material is saved, the indoor area is increased, and the coating can be directly brushed.
7. The precast concrete board wall is produced in a shaping mode, so that the size and the number of precast components can be accurately controlled, loss is basically avoided in the installation process, and construction waste on a construction site is greatly reduced, so that the precast concrete board wall is more environment-friendly and saves cost.
Drawings
FIG. 1 is a schematic view showing a structure of a precast concrete panel wall according to the present invention;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
FIG. 3 is a cross-sectional view B-B of FIG. 1;
fig. 4 is a schematic view of a precast concrete panel according to the present invention;
FIG. 5 is a schematic view of a reinforcing mesh in the precast concrete panel according to the present invention;
FIG. 6 is a schematic view showing a second construction of the precast concrete panel wall according to the present invention;
FIG. 7 is a schematic view showing a third construction of the precast concrete panel wall of the present invention;
fig. 8 is a second structural schematic of a precast concrete panel of the present invention;
in the figure: 1. concrete shear force wall, 2, raft, 3, precast concrete board, 4, inseparable butt joint structure, 5, split connecting piece, 6, installation locating hole, 7, arc arch, 8, arc recess, 9, reinforcing bar net piece, 10, sound insulation material, 11, insulation material, 12, precast concrete cushion, 13, shutoff mortar, 14, cavity, 15, lifting eye.
Detailed Description
The technical solution of the present invention is further described in detail by the following specific embodiments with reference to the accompanying drawings.
Example 1:
in the embodiment shown in fig. 1, 2 and 3, a precast concrete panel wall includes:
the concrete shear wall 1 is used for realizing a foundation wall body for arranging a precast concrete plate wall; the concrete shear wall 1 is provided with an extrusion raft 2 for connecting precast concrete slabs;
the precast concrete plate 3 is used for being connected with the concrete shear wall 1 to form an assembly part of the precast concrete plate wall; the two butted sides of the precast concrete plates 3 are provided with a tight butt joint structure 4;
and the opposite-pulling connecting piece 5 is used for realizing a fastening piece for opposite-pulling connection of the precast concrete slab and the convex raft.
Concrete shear force wall 1 is the frame construction setting, and protruding combed 2 sets up on two inboard edges of concrete shear force wall 1 and along the centre setting.
The precast concrete plates 3 are in single-piece setting, mounting and positioning holes 6 are formed in two ends of each precast concrete plate 3 perpendicular to the plate surface, and plugging mortar 13 is filled in the mounting and positioning holes 6 after the split connecting pieces 5 are arranged. In this embodiment, the precast concrete slab 3 is a single unit, the length of the precast concrete slab 3 is matched with the width of the inner cavity of the concrete shear wall 1, and one precast concrete slab 3 is just arranged from one side of the concrete shear wall 1 to another side of the lateral bulge. The precast concrete plate 3 is provided with a lifting hole 15.
The close butt joint structure 4 is a primary-secondary type wedge joint structure and comprises an arc-shaped protrusion 7 and an arc-shaped groove 8 (see figure 4), wherein the arc-shaped protrusion 7 and the arc-shaped groove 8 are respectively arranged on the mutually spliced side surfaces of the precast concrete plates 3; or the tight butt joint structures 4 are butt-jointed rough surfaces. In this embodiment, the wedge structure is a snap type wedge structure.
A steel mesh 9 (see fig. 5) is arranged inside the precast concrete slab 3.
Precast concrete board 3 is bilayer structure setting in the both sides of concrete shear force wall raft 2 and as an organic whole through drawing 5 interconnect to each other. A cavity 14 is arranged between the two precast concrete plates 3.
Example 2:
in an embodiment shown in fig. 6, a precast concrete panel wall includes:
the concrete shear wall 1 is used for realizing a foundation wall body for arranging a precast concrete plate wall; the concrete shear wall 1 is provided with an extrusion raft 2 for connecting precast concrete slabs;
the precast concrete plate 3 is used for being connected with the concrete shear wall 1 to form an assembly part of the precast concrete plate wall; the two butted sides of the precast concrete plates 3 are provided with a tight butt joint structure 4;
and the opposite-pulling connecting piece 5 is used for realizing a fastening piece for opposite-pulling connection of the precast concrete slab and the convex raft.
Concrete shear force wall 1 is the frame construction setting, and protruding combed 2 sets up on two inboard edges of concrete shear force wall 1 and along the centre setting.
The precast concrete plates 3 are in single-piece setting, mounting and positioning holes 6 are formed in two ends of each precast concrete plate 3 perpendicular to the plate surface, and plugging mortar 13 is filled in the mounting and positioning holes 6 after the split connecting pieces 5 are arranged.
The close butt joint structure 4 is a primary-secondary type wedge joint structure and comprises arc-shaped protrusions 7 and arc-shaped grooves 8 (see fig. 4), wherein the arc-shaped protrusions 7 and the arc-shaped grooves 8 are respectively arranged on the side faces, which are mutually spliced, of the precast concrete plates 3.
A steel mesh 9 is arranged in the precast concrete slab 3 (fig. 5).
Precast concrete board 3 is bilayer structure setting in the both sides of concrete shear force wall raft 2 and as an organic whole through drawing 5 interconnect to each other. A cavity 14 is arranged between the two precast concrete plates 3, and the interior of the cavity 14 is filled with a heat insulation material 11.
This precast concrete board wall still is provided with precast concrete cushion 12, and precast concrete cushion 12 sets up and is used for realizing the connection of drawing of two precast concrete board 3 middle part positions at precast concrete board 3's middle part.
In this embodiment, the precast concrete plates 3 are also butted by two blocks in the length direction, and the butt joint is provided with a precast concrete cushion block 12 to realize the opposite-pulling connection of the middle part.
Example 3:
the embodiment shown in fig. 7 is basically the same as the embodiment 1, except that: a cavity 14 is arranged between the two precast concrete plates 3, and the sound insulation material 10 is filled in the cavity 14.
Example 4:
in the embodiment shown in fig. 8, the technical solution is basically the same as that of embodiment 1, except that: the tight butt structures 4 are butt-jointed rough surfaces.
The method for manufacturing the precast concrete panel wall in the embodiment comprises the following steps:
step 1) manufacturing a concrete shear wall, namely manufacturing the concrete shear wall with specified specifications according to setting requirements, so that the concrete shear wall is of a frame structure, and arranging branches on the inner side of the concrete shear wall;
step 2), manufacturing a precast concrete plate, manufacturing the precast concrete plate with a certain specification according to the requirements of the sizing production, and arranging a reinforcing mesh inside the precast concrete plate; simultaneously, respectively manufacturing a tight butt joint structure on the upper side surface and the lower side surface of the precast concrete plates which are spliced with each other;
step 3) transporting the concrete shear wall and the precast concrete slab to a mounting position;
step 4) assembling the precast concrete board wall, wherein the concrete shear wall is vertically arranged at a designated position, one side of a raft is provided with a precast concrete slab, the other side of the raft is oppositely provided with a precast concrete slab, and the precast concrete slabs at the two sides are connected with the raft in a counter-pulling manner through a counter-pulling connecting piece; inserting an upper precast concrete plate on the lower precast concrete plate, and connecting the precast concrete plate with the convex racking in a counter-pulling manner by using a counter-pulling connecting piece; and repeating the steps until the seamless butt joint with the concrete shear wall is completed, namely completing the manufacture of the precast concrete slab wall.
In the step 4), a precast concrete cushion block is arranged at the middle position along the length direction of the same layer of precast concrete plate, and the opposite pulling of the precast concrete plates at two sides is realized through opposite pulling connecting pieces.
This precast concrete board wall, through factory monolithic regularization preparation precast concrete board 3, precast concrete board wall 3 adopts the regularization production, make prefabricated component's size and quantity can be accurate the accuse, the loss can not appear basically in the installation, the template of 3 single components of precast concrete board, the reinforcing bar, technological process construction such as concrete placement and maintenance is convenient, mass production, the standard is unanimous, make at the wall body in-process of building a wall, the wall body hangs down the straightness, the roughness, apparent quality can both be guaranteed, not only guarantee that engineering quality can also save the later stage and plaster, material consumption such as decoration. When preparation concrete shear force wall 1, be provided with protruding raft 2 in its two inboard edges, protruding raft 2 sets up in the centre position for the equal width setting of both sides and width and 3 looks adaptations of precast concrete board can guarantee like this that precast concrete board 3 of both sides can just with concrete shear force wall 1's wall parallel and level, guaranteed flat speed and straightness that hangs down.
Precast concrete board 3 both ends adopt to draw the connecting piece to draw the connection like the bolt with 1 handing-over department of concrete shear force wall, precast concrete board 3 and the protruding raft 2 fixed connection on the concrete shear force wall 1 of messenger both sides are a whole, be provided with arc arch and arc recess on the both sides limit of same precast concrete board 3 respectively, make between the upper and lower two-layer precast concrete board 3 realize the concatenation through this kind of female formula wedge connection structure of arc arch 7 and arc recess 8 on vertical, the slab joint that forms between two precast concrete boards 3 is the regular splayed, perhaps dock through the butt joint of mat junction, it is inseparabler to make the interlock between board and the board. After being installed in place, the precast concrete plate 3 and the concrete shear wall 1 are connected into a whole, and the steel-concrete shear wall has high connection rigidity, good safety and high reliability.
When the traditional masonry wall is constructed, due to the fact that the construction period is short, continuous masonry is not intermittent, shrinkage of the wall is too large, and shrinkage cracks are prone to being generated at the joint of the wall and a concrete member. Or because the temperature becomes to let the brickwork produce inhomogeneous shrink, temperature stress surpasss the intensity of brickwork and leads to the brickwork atress inhomogeneous to the crack appears. In the application, the precast concrete plates 3 and the concrete shear wall 1 are fully maintained before construction and installation, the self shrinkage of the wall body is already finished, and cracks cannot be generated due to the self shrinkage after installation. And the precast concrete slab wall and the shear walls at the two ends are made of the same material, so that the deformation frequency caused by the influence of temperature is minimum, and the cracks caused by uneven shrinkage are avoided to the maximum extent.
Because precast concrete slab 3 and concrete shear wall 1 concentrate the prefabrication, at the scene work load relatively less, most work is accomplished off-site, once install the shaping after transporting to the scene, reduced and transported repeatedly and secondary transport, the scene need not a large amount of masonry personnel, consequently effectively promotes the efficiency of construction, saves labour.
The specifications of the precast concrete plates 3 and the concrete shear wall 1 are flexibly designed, and the design can be selected according to the size, weight and form of a building and the site construction conditions. The member appearance is simple, weight is lighter, the manual installation of being convenient for, and simple installation, and each layer can generally be accomplished 2-3 days in advance than traditional brickwork wall engineering time.
Need utilize perpendicular transportation machinery before traditional brickwork wall construction, transport a large amount of construction materials (like building block, mortar, most operating time that tower crane and lift had often been occupied when the transportation to scattered auxiliary material etc.), serious influence is to perpendicular transportation machinery's availability factor, has occupied the material loading time of other processes, has delayed the construction progress of other works. The precast concrete board wall is produced according to drawing serial numbers, the statistics of construction point usage is accurate, and after the construction part is reached in once concentrated transportation, repeated material supplement or multiple transportation do not exist.
The surface flatness and the appearance quality of the precast concrete plate 3 and the concrete shear wall 1 are far higher than those of a finished surface of a masonry wall, the wall does not need to be leveled by secondary plastering, materials are saved, the indoor area is increased, and paint can be directly brushed.
The traditional masonry wall surface has the advantages that the cross section size is large, the specification and the model are more, the material consumption is large, the material consumption of each layer of construction position is difficult to accurately calculate, the phenomena of multi-transportation, less transportation or repeated transportation often occur, the material transportation cost is increased, and a large amount of material loss is also caused. The precast concrete plates 3 and the concrete shear wall 1 are produced in a sizing mode, so that the size and the number of precast components can be accurately controlled, loss basically does not occur in the installation process, and construction waste on a construction site is greatly reduced, so that the environment is protected, and the cost is saved.
Claims (10)
1. A precast concrete panel wall, comprising:
the concrete shear wall (1) is used for realizing a foundation wall body arranged on the precast concrete slab wall; the concrete shear wall (1) is provided with an embossed raft (2) for connecting precast concrete slabs;
the precast concrete plate (3) is connected with the concrete shear wall (1) to form an assembly part of the precast concrete plate wall; the precast concrete plates (3) are in single-piece sizing arrangement, and two sides of the precast concrete plates (3) which are butted with each other are provided with tight butt joint structures (4); the precast concrete plates (3) are spliced with the precast concrete plates (3) by adopting a tight butt joint structure, and plate gaps formed between the two plates are in a shape of a Chinese character 'zheng'; the precast concrete slab and the concrete shear walls at the two ends are made of the same material;
and the counter-pulling connecting piece (5) is used for realizing a fastener for counter-pulling connection of the precast concrete slab (3) and the racking joint (2).
2. A precast concrete panel wall according to claim 1, wherein: concrete shear force wall (1) be the frame construction setting, protruding raft (2) set up on two inboard edges of concrete shear force wall (1) and along the centre setting.
3. A precast concrete panel wall according to claim 1, wherein: two ends of the precast concrete plate (3) are provided with mounting positioning holes (6) which are vertical to the plate surface, and plugging mortar (13) is filled in the mounting positioning holes (6) after the counter-pull connecting pieces (5) are arranged; and the precast concrete plate (3) is provided with a lifting hole.
4. A precast concrete panel wall according to claim 1, wherein: the close butt joint structure (4) is a primary-secondary type wedge joint structure and comprises arc-shaped protrusions (7) and arc-shaped grooves (8), and the arc-shaped protrusions (7) and the arc-shaped grooves (8) are respectively arranged on the mutually spliced side surfaces of the precast concrete plates (3); or the close butt joint structures (4) are butt joint surfaces which butt against each other.
5. A precast concrete panel wall according to claim 1, wherein: and a steel bar net piece (9) is arranged in the precast concrete plate (3).
6. A precast concrete panel wall according to claim 1, wherein: precast concrete board (3) be bilayer structure setting in the both sides of concrete shear force wall raft (2) and as an organic whole through drawing connecting piece (5) interconnect to each other.
7. A precast concrete panel wall according to claim 6, wherein: a cavity (14) is arranged between the two precast concrete plates (3), and a sound insulation material (10) or a heat insulation material (11) is filled in the cavity (14).
8. A precast concrete panel wall according to any one of claims 1 to 7, wherein: this precast concrete board wall still is provided with precast concrete cushion (12), precast concrete cushion (12) set up and be used for realizing the split joint of two precast concrete board (3) middle part positions at precast concrete board's (3) middle part.
9. A method for manufacturing a precast concrete plate wall is characterized by comprising the following steps:
step 1) manufacturing a concrete shear wall, namely manufacturing the concrete shear wall with specified specifications according to setting requirements, so that the concrete shear wall is of a frame structure, and arranging branches on the inner side of the concrete shear wall;
step 2), manufacturing a precast concrete plate, manufacturing the precast concrete plate with a certain specification according to the requirements of the sizing production, and arranging a reinforcing mesh inside the precast concrete plate; simultaneously, respectively manufacturing a tight butt joint structure on the upper side surface and the lower side surface of the precast concrete plates which are spliced with each other;
step 3) transporting the concrete shear wall and the precast concrete slab to a mounting position;
step 4) assembling the precast concrete board wall, wherein the concrete shear wall is vertically arranged at a designated position, one side of a raft is provided with a precast concrete slab, the other side of the raft is oppositely provided with a precast concrete slab, and the precast concrete slabs at the two sides are connected with the raft in a counter-pulling manner through a counter-pulling connecting piece; superposing an upper precast concrete plate on a lower precast concrete plate, and connecting the precast concrete plates with the convex racking in a counter-pulling manner by using counter-pulling connecting pieces; and repeating the steps until the seamless butt joint with the concrete shear wall is completed, namely completing the manufacture of the precast concrete slab wall.
10. A method of making a precast concrete panel wall according to claim 9, wherein: in the step 4), a precast concrete cushion block is arranged at the middle position along the length direction of the same layer of precast concrete plate, and the opposite pulling of the precast concrete plates at two sides is realized through opposite pulling connecting pieces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711311971.8A CN108301553B (en) | 2017-12-11 | 2017-12-11 | Precast concrete board wall and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711311971.8A CN108301553B (en) | 2017-12-11 | 2017-12-11 | Precast concrete board wall and manufacturing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108301553A CN108301553A (en) | 2018-07-20 |
| CN108301553B true CN108301553B (en) | 2020-05-22 |
Family
ID=62869916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711311971.8A Active CN108301553B (en) | 2017-12-11 | 2017-12-11 | Precast concrete board wall and manufacturing method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108301553B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112982816A (en) * | 2021-02-23 | 2021-06-18 | 中国海洋大学 | Shear connector distribution method in sandwich structure, connector device and application |
| CN113149581B (en) * | 2021-05-12 | 2022-04-15 | 山东鲁泰建材科技集团有限公司 | Concrete companion plate and preparation process thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204401871U (en) * | 2014-12-04 | 2015-06-17 | 河南中建工程设计咨询有限公司 | assembled wallboard |
| CN105569224A (en) * | 2016-02-03 | 2016-05-11 | 山东大学 | Concrete-filled steel tube edge restraint overlapping integrated shear wall and preparing and installation methods thereof |
| CN107119826A (en) * | 2017-06-29 | 2017-09-01 | 中国建筑第八工程局有限公司 | Autoclaved aerated concrete slab is filled wall and constructed with column connected node and its construction method |
-
2017
- 2017-12-11 CN CN201711311971.8A patent/CN108301553B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204401871U (en) * | 2014-12-04 | 2015-06-17 | 河南中建工程设计咨询有限公司 | assembled wallboard |
| CN105569224A (en) * | 2016-02-03 | 2016-05-11 | 山东大学 | Concrete-filled steel tube edge restraint overlapping integrated shear wall and preparing and installation methods thereof |
| CN107119826A (en) * | 2017-06-29 | 2017-09-01 | 中国建筑第八工程局有限公司 | Autoclaved aerated concrete slab is filled wall and constructed with column connected node and its construction method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108301553A (en) | 2018-07-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP3907339B1 (en) | Integrated steel concrete building and construction method thereof | |
| CN103015747B (en) | Full-assembled integral pouring composite house and construction method thereof | |
| CN100402765C (en) | Box shaped house model of construction and fabricating method | |
| CN110130527B (en) | Modular assembly type composite wall, assembly type building structure system and construction method | |
| CN211114066U (en) | Assembled lightweight concrete slab type house structure | |
| CN107989238A (en) | A kind of cast-in-place sandwiched heat-preservation shear wall structure, assembled architecture and engineering method | |
| CN108301553B (en) | Precast concrete board wall and manufacturing method thereof | |
| CN214402295U (en) | Prefabricated formula concrete shear wall structure | |
| CN110656716A (en) | Building structure with prefabricated wall boards connected in dense ribs and construction method of building structure | |
| CN209779987U (en) | one-way superimposed sheet bottom plate of piece pre-compaction | |
| CN116104224A (en) | External wall heat insulation integrated gap spliced construction node and construction method | |
| CN107355027B (en) | Section steel concrete shear wall assembly type space modularized structural system and construction method | |
| CN215563533U (en) | Composite prefabricated wallboard with reinforcing belt | |
| CN110593449A (en) | Assembly type light vertical bar plate type bearing wall structure and construction method thereof | |
| CN213897653U (en) | Wallboard for assembly type building and assembly type masonry wall installation structure | |
| CN215330820U (en) | Heat preservation and decoration integrated floor slab | |
| CN210117806U (en) | Interlayer connecting node of wall body, prefabricated member and assembly type building | |
| CN211850931U (en) | Split assembling block building staircase | |
| CN209760525U (en) | Assembled construction is with interior wall of being convenient for to pile up | |
| CN211200814U (en) | Assembled light vertical bar plate type bearing wall structure | |
| CN109322411B (en) | Construction method for connecting multi-layer light steel structure building floor slab and wall surface node | |
| CN207597652U (en) | A kind of cast-in-place sandwiched heat-preservation shear wall structure and assembled architecture | |
| CN111236480A (en) | Cross-shaped joint for avoiding and strengthening connection of steel bars of fabricated concrete slab wall structure | |
| CN110725441A (en) | Steel concrete casting structure of large wood-wool cement wallboard and building frame structure of fabricated building | |
| CN220928305U (en) | External wallboard connection structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |