CN203808291U - Prefabricated lattice shear wallboard - Google Patents

Abstract

The utility model discloses a prefabricated lattice shear wallboard. The prefabricated lattice shear wallboard comprises a concrete wall and an internal framework cast in the concrete wall. The internal framework comprises a plurality of lattice beams and a plurality of lattice columns, the lattice beams are horizontally distributed from top to bottom, the grid columns are vertically distributed from left to right, a rectangular lattice framework with a plurality of rectangular lattices is formed by the lattice beams and the lattice columns, a rectangular insulation plate is mounted in each rectangular lattice of the rectangular lattice framework in an embedded manner, and the lattice beams, the lattice columns and the rectangular insulation plates mounted in the rectangular lattices are distributed on a same vertical face; the rectangular insulation plates are identical in thickness and thinner than the concrete wall. The prefabricated lattice shear wallboard is simple in structure, reasonable in design, low in input cost, convenient to process, good in usage effect and easy to standardize and produce in batches.

Description

A prefabricated grid shear wall panel

technical field

The utility model relates to a shear wall, in particular to a prefabricated grid shear wall board.

Background technique

The assembled integral shear wall structure meets the social requirements of resource conservation and environmental friendliness put forward in my country's "Twelfth Five-Year Plan", and is one of the effective ways to realize building energy conservation, emission reduction and housing industrialization. In recent years, the country's policy guidance and preferential policies for prefabricated houses have been introduced one after another, and the prefabricated shear wall structure has been greatly developed. The basic idea of assembling the integral shear wall structure is to divide the components of the building structure into many units, and then pour and form each unit in the prefabricated component factory or prefabricated field, and then transport it to the construction site by mechanical hoisting in place, and finally use wet connection Assembled shear wall structure. The prefabricated integral shear wall structure has been widely used in high-rise prefabricated structures because of its good integrity, high rigidity, and high bearing capacity.

However, the traditional prefabricated integral shear wall structure still has the following defects: first, the amount of concrete consumed is large, and a large amount of quarrying and sand digging are required, which seriously damages the ecological environment; second, the materials used are single and the nodes are connected The reliability is poor, the structural integrity is poor, and the structural system lacks multi-channel fortification anti-seismic mechanism, which makes it difficult to meet the stress requirements under repeated loads; third, the structure cannot achieve ductility design by developing uniformly dispersed energy-dissipating cracks, resulting in waste of materials. Reasonable use. Therefore, it is necessary to improve the traditional assembled integral shear wall structure. Since the shear wall panel is one of the important components of the assembled integral shear wall structure, in order to improve the structural integrity and mechanical performance of the assembled integral shear wall structure, the shear wall of the traditional assembled integral shear wall structure needs to be improved. In order to improve the shear wall panel, a prefabricated grid shear wall panel with simple structure, reasonable design, convenient processing, low input cost and good use effect is proposed.

Utility model content

The technical problem to be solved by the utility model is to provide a prefabricated grid shear wall panel with simple structure, reasonable design, low investment cost, convenient processing and good use effect for the above-mentioned deficiencies in the prior art.

In order to solve the above technical problems, the technical solution adopted by the utility model is: a prefabricated grid shear wall panel, which is characterized in that it includes a concrete wall and an internal frame poured in the concrete wall; the internal frame includes multiple A lattice beam arranged from top to bottom and a plurality of lattice columns arranged from left to right, the plurality of lattice beams are arranged horizontally, and the plurality of lattice columns are arranged vertically. The lattice beams and the plurality of lattice columns form a rectangular grid frame comprising a plurality of rectangular grids, and a rectangular insulation board is embedded in each rectangular grid on the rectangular grid frame, The plurality of lattice beams, the plurality of lattice columns and the plurality of rectangular insulation boards installed in the rectangular grids are all arranged on the same vertical plane; the thickness of the rectangular insulation boards are all the same and Its plate thickness is less than the thickness of the concrete wall.

The above-mentioned prefabricated grid shear wall panel is characterized in that: the concrete wall body is rectangular and horse teeth are reserved on the left and right side walls.

The above-mentioned prefabricated grid shear wall panel is characterized in that: the structure and size of the rectangular thermal insulation board are consistent with the structure and size of the rectangular grid; the length and width of the rectangular thermal insulation board are both less than 600mm.

The above-mentioned prefabricated grid shear wall panel is characterized in that: the thickness of the rectangular insulation board is d=D-Δd, wherein D is the thickness of the concrete wall, and Δd=70mm-90mm.

The above-mentioned prefabricated grid shear wall panel is characterized in that: the lattice beam is a steel beam or a reinforced concrete beam with a first transverse steel skeleton inside, and the lattice column is a steel column or a Reinforced concrete columns of the first vertical steel skeleton.

The above-mentioned prefabricated grid shear wall panel is characterized in that: the internal frame further includes two reinforcement mesh sheets respectively arranged on the front and rear sides of the rectangular grid frame.

The above-mentioned prefabricated grid shear wall panel is characterized in that: the rectangular insulation board is an EPS insulation board.

The above-mentioned prefabricated grid shear wall panel is characterized in that: multiple grooves are formed on the four side walls of the rectangular insulation panel.

The above-mentioned prefabricated grid shear wall panel is characterized in that: the lattice beam is a reinforced concrete beam with a first transverse reinforcement skeleton inside, and the lattice column is a first vertical reinforcement skeleton inside. Reinforced concrete columns, each of the steel mesh sheets is fastened and connected with the first transverse steel skeletons arranged inside the plurality of lattice beams and the first vertical steel skeletons arranged inside the plurality of lattice columns In one body; the first transverse reinforcement skeleton includes multiple horizontal ring-shaped reinforcements arranged from top to bottom, and the first vertical reinforcement skeleton includes multiple vertical ring-shaped reinforcements arranged from left to right.

The above-mentioned prefabricated grid shear wall panel is characterized in that: the groove is a dovetail groove.

Compared with the prior art, the utility model has the following advantages:

1. The structure is simple, the design is reasonable, the amount of concrete is small, the input cost is low, and the construction is convenient.

2. Good structural integrity, good mechanical performance and good use effect.

3. Prefabricated construction is simple, easy to standardize and mass produce.

To sum up, the utility model has the advantages of simple structure, reasonable design, low investment cost, convenient processing and good use effect.

The technical solutions of the present utility model will be further described in detail through the drawings and embodiments below.

Description of drawings

Fig. 1 is the structural representation of the utility model.

Fig. 2 is a structural schematic diagram of the internal framework of the utility model.

Fig. 3 is a structural schematic diagram of a rectangular insulation board of the present invention.

Fig. 4 is a schematic diagram of the prefabrication state of the present invention.

Explanation of reference signs:

1-1—the first horizontal steel frame; 1-2—the first vertical steel frame; 1-3—rectangular insulation board;

1-31—dovetail groove; 1-4—concrete wall; 1-5—horse teeth rubbing;

1-6—reinforcing mesh sheet; 2—outer formwork; 2-1—wedge-shaped groove.

Detailed ways

As shown in Fig. 1 and Fig. 2, the utility model comprises a concrete wall body 1-4 and an internal framework poured in the concrete wall body 1-4. The internal frame includes a plurality of lattice beams arranged from top to bottom and a plurality of lattice columns arranged from left to right, the plurality of lattice beams are arranged horizontally, and the plurality of lattice columns are all in the form of Arranged vertically, multiple lattice beams and multiple lattice columns form a rectangular grid frame containing multiple rectangular grids, and each rectangular grid on the rectangular grid frame is embedded There is a rectangular insulation board 1-3, and the plurality of lattice beams, the plurality of lattice columns and the plurality of rectangular insulation boards 1-3 installed in the rectangular grid are all arranged on the same vertical surface . The board thicknesses of the rectangular insulation boards 1-3 are all the same and are smaller than the thickness of the concrete wall body 1-4.

During actual construction, the structure and size of the rectangular insulation panels 1-3 are consistent with the structure and size of the rectangular grid. The length and width of the rectangular insulation board 1-3 are both less than 600mm.

The board thickness d=D-Δd of the rectangular insulation board 1-3, wherein D is the wall thickness of the prefabricated grid shear wall 1, and Δd=70mm-90mm. In this embodiment, Δd=80mm. In actual construction, the value of Δd can be adjusted accordingly according to specific needs.

During actual construction, the lattice beam is a shaped steel beam or a reinforced concrete beam with a first transverse steel skeleton 1-1 inside, and the lattice column is a shaped steel column or a first vertical steel skeleton 1-1 inside. 2 reinforced concrete columns. In this embodiment, the lattice beam is a reinforced concrete beam with a first transverse steel skeleton 1-1 inside, and the lattice column is a reinforced concrete column with a first vertical steel skeleton 1-2 inside, And the lattice beams and lattice columns are poured together with the concrete wall 1-4.

At the same time, the internal frame also includes two reinforcement mesh sheets 1-6 respectively arranged on the front and rear sides of the rectangular grid frame. In this embodiment, each of the reinforcement mesh sheets 1-6 is connected with the first transverse reinforcement framework 1-1 arranged inside the plurality of lattice beams and the first transverse reinforcement skeleton 1-1 arranged inside the plurality of lattice columns. The vertical reinforcement frame 1-2 is fastened and connected as one. Moreover, the steel mesh sheet 1-6 is fixedly connected to the first transverse steel frame 1-1 and the first vertical steel frame 1-2 by welding.

In this embodiment, the first transverse reinforcement skeleton 1-1 includes a plurality of horizontal circular reinforcements arranged from top to bottom. The first vertical reinforcement skeleton 1-2 includes a plurality of vertical circular reinforcements arranged from left to right.

In this embodiment, the rectangular insulation boards 1-3 are EPS insulation boards. In addition, the rectangular insulation board 1-3 is a square insulation board.

As shown in FIG. 2 , multiple grooves are formed on the four side walls of the rectangular insulation board 1-3. The plurality of grooves are arranged horizontally or vertically. In this embodiment, the groove is a dovetail groove 1-31. During actual processing, grooves of other structures can be used according to specific needs.

In this embodiment, the plurality of grooves are arranged horizontally. During actual construction, the plurality of grooves may also be arranged vertically.

In this embodiment, as shown in FIG. 3 , the concrete wall body 1-4 is rectangular and horse teeth rubbing 1-5 is reserved on the left and right side walls.

As shown in Figure 4, when the utility model is prefabricated, it is also necessary to use the outer formwork 2 for molding construction. During actual concrete pouring construction, a plurality of the rectangular insulation panels 1-3 form the inner formwork of the prefabricated grid shear wall 1 .

The structure and size of the inner molding cavity of the outer formwork 2 are consistent with the outer structure and size of the concrete wall 1-4. The outer template 2 is a rectangular frame, and the left and right inner walls of the rectangular frame are provided with a plurality of wedge-shaped grooves 2-1 for forming horse tooth rubs 1-5. During actual processing, the rectangular frame is a steel frame. The left and right side walls of the shaped steel frame are provided with a plurality of transverse through holes respectively for the shaped steel beams or the first transverse reinforcement frame 1-1 to pass through. Two longitudinal through holes for the sectioned steel column or the first vertical reinforcement skeleton 1-2 to pass through respectively.

In this embodiment, the profiled steel frame is spliced by a plurality of profiled steel segments, and both the transverse through hole and the longitudinal through hole are located at the junction of two adjacent profiled steel segments. Moreover, the section steel frame is a frame welded by C section steel.

The above are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any simple modifications, changes and equivalent structural changes made to the above embodiments according to the technical essence of the present utility model still belong to Within the scope of protection of the technical solution of the utility model.

Claims (10)

1. A prefabricated grid shear wall panel, characterized in that: comprise a concrete wall (1-4) and an internal framework poured in the concrete wall (1-4); The lattice beams arranged from bottom to bottom and a plurality of lattice columns arranged from left to right, the plurality of lattice beams are arranged horizontally, the plurality of lattice columns are arranged vertically, and the plurality of lattice columns are arranged vertically. The lattice beams and a plurality of the lattice columns form a rectangular grid frame comprising a plurality of rectangular grids, and each rectangular grid on the rectangular grid frame is embedded with a rectangular insulation board (1-3 ), a plurality of said lattice beams, a plurality of said lattice columns and a plurality of rectangular insulation boards (1-3) installed in said rectangular grids are all arranged on the same vertical plane; said rectangular insulation The boards (1-3) have the same board thickness and are smaller than the thickness of the concrete wall (1-4). 2. According to a kind of prefabricated grid shear wall panel according to claim 1, it is characterized in that: the concrete wall body (1-4) is a rectangle and horse tooth rubbing (1-4) is reserved on the left and right side walls -5). 3. according to a kind of prefabricated grid shear wall panel described in claim 1 or 2, it is characterized in that: the structure and the size of the rectangular insulation board (1-3) are all the same as the structure and the size of the rectangular grid consistent; the length and width of the rectangular insulation board (1-3) are less than 600mm. 4. A prefabricated grid shear wall panel according to claim 1 or 2, characterized in that: the thickness d=D-Δd of the rectangular insulation board (1-3), wherein D is a concrete wall (1-4) thickness, Δd=70mm～90mm. 5. A prefabricated grid shear wall panel according to claim 1 or 2, characterized in that: the lattice girder is a shaped steel girder or a steel bar with a first transverse reinforcement skeleton (1-1) inside Concrete beams, the lattice columns are shaped steel columns or reinforced concrete columns with a first vertical reinforcement skeleton (1-2) inside. 6. according to a kind of prefabricated grid shear wall panel described in claim 1 or 2, it is characterized in that: described internal framework also comprises two reinforcement mesh sheets ( 1-6). 7. A prefabricated grid shear wall panel according to claim 1 or 2, characterized in that: the rectangular insulation board (1-3) is an EPS insulation board. 8. A prefabricated grid shear wall panel according to claim 1 or 2, characterized in that: the four side walls of the rectangular insulation board (1-3) are provided with multiple grooves. 9. A kind of prefabricated grid shear wall panel according to claim 6, characterized in that: the lattice beam is a reinforced concrete beam with a first transverse reinforcement skeleton (1-1) inside, and the lattice beam The structural column is a reinforced concrete column provided with a first vertical steel skeleton (1-2) inside, and each of the steel mesh sheets (1-6) is connected with the first horizontal frame provided inside the plurality of lattice beams. The reinforcement skeleton (1-1) is fastened and connected with the plurality of first vertical reinforcement skeletons (1-2) provided inside the lattice columns; the first transverse reinforcement skeleton (1-1) includes multiple The first vertical reinforcement skeleton (1-2) includes a plurality of vertical circular reinforcements arranged from left to right. 10. A prefabricated grid shear wall panel according to claim 8, characterized in that: said groove is a dovetail groove (1-31).