CN209874261U

CN209874261U - Underground shear wall reinforcing steel bar buckle

Info

Publication number: CN209874261U
Application number: CN201920567202.2U
Authority: CN
Inventors: 朱冬; 陈定坤; 司霜
Original assignee: China Construction Seventh Engineering Division Corp Ltd
Current assignee: China Construction Seventh Engineering Division Corp Ltd
Priority date: 2019-04-24
Filing date: 2019-04-24
Publication date: 2019-12-31
Anticipated expiration: 2029-04-24

Abstract

The utility model discloses an underground shear wall reinforcing steel bar buckle, including buckle main part, screw rod, stagnant water piece, trompil, first checkpost, shear wall reinforcing steel bar, second checkpost, the buckle main part includes the screw rod, both sides symmetry is fixed from top to bottom at the intermediate position department of screw rod is provided with the stagnant water piece, the one end of stagnant water piece is provided with the trompil, the both ends symmetry welding of screw rod has the first checkpost, one side welding of first checkpost has the second checkpost, fixedly connected with the shear wall reinforcing steel bar between first checkpost and the second checkpost; the thickness of a steel bar protection layer is guaranteed, the service life of a reinforced concrete wall body is prolonged, the distance between reinforcing steel bars of the wall body is guaranteed, the stress requirement of the wall body is guaranteed, the phenomenon of steel bar exposure of reinforced concrete is avoided, the forming quality of concrete of the wall body is improved, the installation is simple and convenient, the screw and the steel bar buckle welding strength are guaranteed, and more materials and labor force can be saved due to higher strength.

Description

Underground shear wall reinforcing steel bar buckle

Technical Field

The utility model relates to a construction technical field, in particular to underground shear wall rebar buckle.

Background

Shear walls (shear walls), also called as wind-resistant walls or earthquake-resistant walls, structural walls, walls which mainly bear horizontal loads and vertical loads { gravity } caused by wind loads or earthquake action in houses or structures, prevent structural shear damage, and are divided into planar shear walls and barrel shear walls, wherein the planar shear walls are used in reinforced concrete frame structures, riser structures and flat slab systems, in order to increase the rigidity, strength and collapse resistance of the structures, the reinforced concrete shear walls can be cast or prefabricated at certain positions, the cast-in-situ shear walls are cast simultaneously with peripheral beams and columns, the integrity is good, the barrel shear walls are used in high-rise buildings, high-rise structures and suspension structures and are surrounded by partition walls of elevator rooms, staircases, equipment and auxiliary rooms, the barrel walls are cast-in-situ reinforced concrete walls, the rigidity and strength of the barrel walls are higher than those of the planar shear walls and can bear larger horizontal loads, the wall can be divided into a load-bearing wall and a shear wall according to the stress characteristics, wherein the load-bearing wall mainly bears vertical load, such as a masonry wall, and the shear wall mainly bears horizontal load, and a defense area is arranged in earthquake resistance, wherein the horizontal load is mainly generated by horizontal earthquake action, so the shear wall is also called as an earthquake-resistant wall at times, and the shear wall can be divided into a steel plate shear wall, a reinforced concrete shear wall and a reinforced building block shear wall according to structural materials, wherein the reinforced concrete shear wall is most commonly used; the method comprises the following steps that north resources are large, the height difference of a purple-border-house project site is large, a basement is provided with a large number of retaining walls, a steel bar protective layer on the soil facing side is 25mm according to design requirements, a steel bar protective layer on the inner side of the retaining wall of the basement is 20mm, at present, circular plastic cushion blocks adopted by the steel bar protective layer of the retaining wall are consistent in size, and different protective layer requirements on two sides of the retaining wall cannot be met; circular plastics cushion intensity is lower, rigidity is not enough, the formwork sealing is not normal after the reinforcing bar installation is accomplished, the vibration of concrete placement in-process, all can lead to the plastics cushion to run, the deformation, make the reinforcing bar lead to the barricade to appear leaking the muscle near the template, the reinforcing bar interval can't be guaranteed, the reinforcing bar protective layer is too big or the undersize, influence reinforced concrete's atress size, shear force wall reinforcing bar buckle, the reinforcing bar protective layer buckle that can process the designing requirement in advance according to the designing requirement, fix the reinforcing bar buckle on the reinforcing bar during the reinforcing bar installation, assurance reinforcing bar interval and reinforcing bar protective layer thickness that can be fine satisfy the designing requirement.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides an underground shear wall rebar buckle can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an underground shear force wall rebar buckle, includes buckle main part, screw rod, stagnant water piece, trompil, first checkpost, shear force wall reinforcing bar, second checkpost, the buckle main part includes the screw rod, the upper and lower bilateral symmetry of intermediate position department of screw rod is fixed and is provided with the stagnant water piece, the one end of stagnant water piece is provided with the trompil, the both ends symmetrical welding of screw rod has first checkpost, one side welding of first checkpost has the second checkpost, first checkpost with fixedly connected with between the second checkpost the shear force wall reinforcing bar.

Preferably, two first checkpost and two the second checkpost all adopts the diameter to be 8cm, and length is 3 cm's round steel to make.

Preferably, the two water stop sheets have a size of 20 × 20 × 3 in cm.

Preferably, the distance between the two second clips is the diameter of the wall main rib.

Preferably, the distance between the second clip and the end point of the screw is the thickness of the steel bar protection layer.

Preferably, the water stop sheet is made of stainless steel materials.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the thickness of the steel bar protection layer is ensured, and the service life of the reinforced concrete wall is prolonged;

2. the space between the wall body reinforcing steel bars is ensured, and the stress requirement of the wall body is ensured;

3. the phenomenon of exposed ribs of the reinforced concrete is avoided, and the forming quality of the wall concrete is improved;

4. the installation is simple and convenient, and the use is convenient;

5. the screw rod and the guarantee of reinforcing bar buckle welding strength, more materials can be practiced thrift with artifical to higher intensity.

Drawings

Fig. 1 is a schematic view of the overall structure of the fastener for the reinforcing steel bar of the underground shear wall;

in the figure: 1. a buckle main body; 2. a water stop sheet; 3. opening a hole; 4. a first clip; 5. shear wall reinforcing steel bars; 6. a second clip; 7. a screw.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1, an underground shear wall reinforcing steel bar buckle comprises a buckle main body 1, a screw 7, a water stop sheet 2, a hole 3, a first clamp 4, a shear wall reinforcing steel bar 5 and a second clamp 6, wherein the buckle main body 1 comprises the screw 7, the water stop sheet 2 is symmetrically and fixedly arranged on the upper side and the lower side of the middle position of the screw 7, the hole 3 is formed in one end of the water stop sheet 2, the first clamp 4 is symmetrically welded at two ends of the screw 7, the second clamp 6 is welded at one side of the first clamp 4, and the shear wall reinforcing steel bar 5 is fixedly connected between the first clamp 4 and the second clamp 6.

In this embodiment, preferably, the two first clips 4 and the two second clips 6 are made of round steel with a diameter of 8cm and a length of 3 cm.

In this embodiment, it is preferable that the two water stop sheets 2 have a size of 20 × 20 × 3 in cm.

In this embodiment, the distance between the two second clips 6 is preferably the diameter of the wall main rib.

In this embodiment, preferably, the distance between the second clip 6 and the end point of the screw 7 is the thickness of the steel bar protection layer.

In this embodiment, preferably, the water stop sheet 2 is made of a stainless steel material.

It should be noted that, the utility model relates to an underground shear wall rebar buckle, when using, during the barricade installation, earlier according to 3 m's interval arrange second checkpost 6 with distance between the 7 endpoints of screw rod observes the buckle to the actual effect of reinforcing bar interval and reinforcing bar protective layer control, tests out the most suitable interval of arranging according to many times.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an underground shear wall reinforcing bar buckle, includes buckle main part (1), screw rod (7), stagnant water piece (2), trompil (3), first checkpost (4), shear wall reinforcing bar (5), second checkpost (6), its characterized in that: buckle main part (1) includes screw rod (7), the upper and lower bilateral symmetry of intermediate position department of screw rod (7) is fixed to be provided with stagnant water piece (2), the one end of stagnant water piece (2) is provided with trompil (3), the both ends symmetrical welding of screw rod (7) has first checkpost (4), the welding of one side of first checkpost (4) has second checkpost (6), first checkpost (4) with fixedly connected with between second checkpost (6) shear force wall reinforcing bar (5).

2. The underground shear wall rebar buckle of claim 1, wherein: two first checkpost (4) and two second checkpost (6) all adopt the diameter to be 8cm, and length is 3 cm's round steel and makes.

3. The underground shear wall rebar buckle of claim 1, wherein: the two water stop sheets (2) have the size of 20 multiplied by 3, and the unit is cm.

4. The underground shear wall rebar buckle of claim 1, wherein: the distance between the two second clips (6) is the diameter of the wall main rib.

5. The underground shear wall rebar buckle of claim 1, wherein: the distance between the second clip (6) and the end point of the screw rod (7) is the thickness of the steel bar protection layer.

6. The underground shear wall rebar buckle of claim 1, wherein: the water stop sheet (2) is made of stainless steel materials.