CN218562659U

CN218562659U - Assembled shear wall structure based on cast steel node

Info

Publication number: CN218562659U
Application number: CN202223024458.XU
Authority: CN
Inventors: 王海波; 刘婧
Original assignee: Weifang Dega Environmental Protection Equipment Co ltd
Current assignee: Weifang Dega Environmental Protection Equipment Co ltd
Priority date: 2022-11-14
Filing date: 2022-11-14
Publication date: 2023-03-03
Anticipated expiration: 2032-11-14

Abstract

The utility model relates to the technical field of building structures, a cast steel node-based assembled shear wall structure is provided, which comprises a plurality of wallboards which are arranged from top to bottom in sequence; a floor slab is arranged between two adjacent wallboards; a roof panel is arranged above the wallboard positioned at the uppermost layer, and a foundation beam is arranged below the wallboard positioned at the lowermost layer; an embedded part is connected between the wall plate at the lowest layer and the foundation beam. Therefore, the utility model discloses solve the dry-type connection problem of the vertical wallboard component of shear wall structure effectively to increase substantially the assembly rate of building, and then overcome the wasting of resources, environmental pollution, the high scheduling problem of construction cost that current concrete wall cast in situ caused. The utility model also provides a construction method of aforementioned shear wall structure.

Description

Fabricated shear wall structure based on cast steel nodes

Technical Field

The utility model belongs to the technical field of building structure, especially, relate to an assembled shear wall structure based on cast steel node.

Background

The traditional concrete structure and the steel-concrete composite structure in China basically adopt a concrete cast-in-place mode for construction, and the defects of the concrete cast-in-place mode are as follows: the investment of the die support frame and the die plate material is large, the turnover rate is low, and great resource waste is caused; a large amount of dust, noise, sewage and construction waste are generated on site, and the environment is polluted greatly; the construction mechanization degree is low, the labor input is large, the relative work efficiency is not high, and the construction cost is greatly improved.

At present, china has a requirement on the assembly rate of buildings, but in a strict sense, the assembly type technology applied to various cities which have the requirement on the assembly rate of newly-built buildings at present is mainly used for horizontal structural members, and the vertical structural members are rarely applied to other technologies except that the grouting sleeve connecting technology is mature.

In view of the above, the prior art is obviously inconvenient and disadvantageous in practical use, and needs to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem be, improve the connected mode of current shear force wall, improve the assembly rate. The dry-type connection problem of vertical wallboard component is effectively solved to increase substantially the assembly rate of building, and then overcome the wasting of resources, environmental pollution, the high scheduling problem of construction cost that current concrete wall cast in situ caused.

In order to solve the problems, the utility model provides an assembled shear wall structure based on cast steel nodes, which comprises a plurality of wallboards which are arranged from top to bottom in sequence; a floor slab is arranged between two adjacent wallboards; a roof panel is arranged above the wallboard positioned at the uppermost layer, and a foundation beam is arranged below the wallboard positioned at the lowermost layer; an embedded part is connected between the wall plate at the lowest layer and the foundation beam;

four vertex positions of the wallboard are respectively provided with a cast steel node; a web plate and a through hole for penetrating a fastener are arranged inside the cast steel node; the two adjacent wallboards are fixedly connected through cast steel nodes at corresponding positions;

a framework body is arranged inside the wallboard; the framework body comprises a beam rib group connected between two adjacent cast steel nodes; each beam rib group comprises three or four beam ribs; the beam rib group is fixedly provided with a stirrup; a plurality of distributed ribs are arranged between the two parallel beam rib groups.

According to the utility model discloses an assembled shear wall structure based on cast steel node, set up the fastener in the through-hole of cast steel node and realize the rigid coupling; the joint part of the floor slab and the cast steel node is fixedly connected by adopting cast-in-place concrete.

According to the utility model discloses an assembled shear wall structure based on cast steel node, the fastener is rivet or bolt.

According to the utility model discloses an assembled shear wall structure based on cast steel node, the both ends of distributing the muscle have a overlap joint portion respectively.

According to the utility model discloses an assembled shear wall structure based on cast steel node, the both ends of roof beam muscle spiro union sleeve respectively.

According to the assembled shear wall structure based on the cast steel nodes, the embedded parts comprise steel plates; a bolt rod is fixedly arranged on the steel plate; and the upper end of the bolt rod is provided with a fastening nut and an adjusting nut.

To summer up, the utility model discloses solve the dry-type connection problem of the vertical wallboard component of shear wall structure effectively to increase substantially the assembly rate of building, and then overcome the wasting of resources, environmental pollution, the high scheduling problem of construction cost that current concrete wall cast in situ caused.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a cross-sectional view of FIG. 1;

FIG. 3 is a schematic structural view of the cast steel joint of FIG. 1;

FIG. 4 is a schematic view of the structure of a portion of FIG. 1;

figure 5 is a schematic view of the structure of the floor slab of figure 1;

FIG. 6 is a schematic view of the structure of the local area in FIG. 2;

FIG. 7 is a schematic view of the structure of the local area in FIG. 6;

FIG. 8 is a schematic view of the structure of the distribution rib of FIG. 6;

fig. 9 is a schematic structural view of an embedded part of the present invention;

FIG. 10 is a schematic view of the construction method of the present invention;

in the figure: 1-wallboard, 11-cast steel node, 111-web, 112-through hole; 12-distribution rib, 13-beam rib, 131-sleeve; 14-a stirrup; 2-fasteners, 3-embedded parts, 31-steel plates, 32-bolt rods, 33-fastening nuts and 34-adjusting nuts; 4-basic beam, 41-fine stone expansion concrete; 5-floor slab, 6-roof slab and 61-cast-in-place concrete.

Detailed Description

Referring to fig. 1, the utility model provides an assembled shear wall structure based on cast steel nodes, which comprises a plurality of wall boards 1 arranged from top to bottom in sequence; a floor slab 5 is arranged between two adjacent wall slabs 1; a roof panel 6 is arranged above the wallboard 1 at the uppermost layer, and a foundation beam 4 is arranged below the wallboard 1 at the lowermost layer; an embedded part 3 is connected between the wall plate 1 at the lowest layer and the foundation beam 4;

referring to fig. 4, four vertex positions of the wall plate 1 are respectively provided with a cast steel node 11; referring to fig. 3, a web 111 and a through hole 112 for passing a fastener 2 are arranged inside the cast steel node 11; the two adjacent wall plates 1 are fixedly connected through cast steel nodes 11 at corresponding positions; the through hole 112 of the cast steel node 11 is provided with a fastener 2 for realizing the solid connection; the fastener 2 of the present invention is preferably a rivet or a bolt.

Referring to fig. 2, a framework is arranged inside the wall panel 1; with reference to fig. 6, the framework comprises a beam rib group connected between two adjacent cast steel nodes 11; referring again to fig. 7, each beam rib group includes three or four beam ribs 13; the beam rib group is fixedly provided with a stirrup 14; a plurality of distribution ribs 12 are arranged between the two parallel beam rib groups; the criss-cross distributed ribs 12 form a skeleton body. Referring to fig. 8, the distribution rib 12 has overlapping portions at both ends thereof.

Preferably, two ends of the beam rib 13 are respectively screwed with a sleeve 131.

Referring to fig. 5, the joint of the floor slab 5 and the cast steel node 11 is fixedly connected by cast-in-place concrete 61.

Referring to fig. 9, the embedment 3 includes a steel plate 31; a bolt rod 32 is fixedly arranged on the steel plate 31; the upper end of the bolt rod 32 is provided with a fastening nut 33 and an adjusting nut 34.

Referring to fig. 10, the shear wall structure of the present invention may adopt a construction method including

The method comprises the following steps: manufacture of wall panel 1

Processing and manufacturing cast steel nodes 11, distribution ribs 12, beam ribs 13 and stirrups 14;

welding beam ribs 13 to cast steel joints 11, and then sequentially welding the beam ribs 13 and the distribution ribs 12 to form a framework body; the welding process is performed strictly according to design requirements. After the formworks are assembled, the framework body is placed and fixed, concrete is poured, and the framework body is maintained and formed to form the wallboard 1;

all above operations are all accomplished in the mill, and for guaranteeing that wallboard 1 can go on smoothly in the building site installation, its preparation accuracy control is at millimeter level.

Step two: manufacture of foundation beam 4

Binding foundation beam reinforcing steel bars, placing a foundation beam reinforcing cage into a template after the template is supported, placing the embedded part 3 at a corresponding position, and then pouring concrete and curing and forming to form a foundation beam 4;

step three: manufacture of floor 5

Manufacturing a steel bar framework of the laminated slab, placing the steel bar framework into a template after supporting the template, pouring concrete, and curing and forming to form a floor slab 5;

step four: cast-in-place

S1, transporting a foundation beam 4 to a construction site and installing the foundation beam in place;

s2, transporting the wallboard 1 and the floor slab 5 to a construction site for field operation; firstly, laying a 20mm thick base grout layer at the position, corresponding to the bottom surface of the first layer of wallboard 1, of the foundation beam 4 to ensure that the wallboards are in close contact with the foundation beam, hoisting the first layer of wallboard 1 to a preset position, and then connecting the wallboard 1 with the embedded part 3 by using a high-strength bolt;

the wall plate 1 is accurately positioned by using the adjusting nuts 34 of the embedded parts 3 in the connection process; then, filling the groove of the foundation beam 4 with fine stone expansion concrete 41 not lower than C40, ensuring that the lower surface of the cast steel node 11 is in close contact with the concrete, and filling the inner space of the cast steel node 11 and the gap between the inner space and the groove of the foundation beam with mortar;

s3, after the floor 5 is installed at a preset position, supporting a side mold and pouring a cast-in-place concrete layer 61 of the side mold, after the cast-in-place concrete is cured, laying a 20mm thick mortar bed at the position, corresponding to the bottom surface of the wallboard 1, of the floor 5, and smearing 20-30 mm thick mortar on the side surface of the corner cut of the floor 1 to ensure that the bottom surface of the subsequent wallboard to be hung and the floor and the cast steel node of the wallboard are in close contact with the corner cut of the floor;

s4, hoisting the second layer of wallboard 1, fixing the position of the second layer of wallboard, and connecting the second layer of wallboard with the first layer of wallboard 1 into a whole by using a fastener 2; then, filling the inner space of the cast steel node 11 (the first layer upper cast steel node and the second layer lower cast steel node) with mortar;

and S5, repeating the step S3 and the step S4 until the installation of the wall boards 1 and the roof boards 6 with the preset number of layers is completed.

To sum up, the utility model provides an assembled shear force wall structure based on cast steel node solves the dry-type connection problem of the vertical wallboard component of shear force wall structure effectively to increase substantially the assembly rate of building, and then overcome the wasting of resources, environmental pollution, the high scheduling problem of construction cost that current concrete wall cast in situ caused.

Naturally, the present invention can be embodied in many other forms without departing from the spirit or essential attributes thereof, and it should be understood that various changes and modifications can be made by one skilled in the art without departing from the spirit or essential attributes thereof, and it is intended that all such changes and modifications be considered as within the scope of the appended claims.

Claims

1. An assembled shear wall structure based on cast steel nodes is characterized by comprising a plurality of wall plates which are sequentially arranged from top to bottom; a floor slab is arranged between two adjacent wallboards; a roof panel is arranged above the wallboard positioned at the uppermost layer, and a foundation beam is arranged below the wallboard positioned at the lowermost layer; an embedded part is connected between the wall plate at the lowest layer and the foundation beam;

four vertex positions of the wallboard are respectively provided with a cast steel node; a web plate and a through hole for penetrating a fastener are arranged inside the cast steel node; the adjacent two wallboards are fixedly connected through cast steel nodes at corresponding positions;

2. The cast-steel joint-based fabricated shear wall structure of claim 1, wherein fasteners are arranged in the through holes of the cast-steel joints for fastening; the joint part of the floor slab and the cast steel node is fixedly connected by cast-in-place concrete.

3. A cast-steel node-based fabricated shear wall structure as defined in claim 2, wherein said fasteners are rivets or bolts.

4. The cast-steel node-based fabricated shear wall structure of claim 1, wherein both ends of the distribution rib have a lap joint, respectively.

5. The cast-steel joint-based fabricated shear wall structure of claim 1, wherein a sleeve is screwed to each end of the beam rib.

6. A cast-steel node-based fabricated shear wall structure as defined in any one of claims 1 to 5, wherein the embedded parts comprise steel plates; a bolt rod is fixedly arranged on the steel plate; and the upper end of the bolt rod is provided with a fastening nut and an adjusting nut.