CN211899272U

CN211899272U - Triangular steel bar connecting component

Info

Publication number: CN211899272U
Application number: CN201921006219.7U
Authority: CN
Inventors: 王海崴; 王本淼
Original assignee: Hunan BDF Energy Saving Technology Co Ltd
Current assignee: Hunan BDF Energy Saving Technology Co Ltd
Priority date: 2019-06-28
Filing date: 2019-06-28
Publication date: 2020-11-10
Anticipated expiration: 2029-06-28

Abstract

The utility model provides a triangular steel bar connecting component, which is characterized in that the single steel bar connecting component consists of triangular steel, a conjoined steel plate and a steel bar connecting hole; the width of the triangular steel edge is more than 40 mm; the corners of two ends of the triangular steel are cut to form two connected steel plates; one of the two connected steel plates is thinner than the other one by the thickness of the triangular steel; the depth of the cut of the corners of the two ends of the triangular steel is greater than the width of the triangular steel edge; the conjoined steel plates are respectively bent inwards to form right angles towards the triangular steel; and a steel bar connecting hole is drilled in the connected steel plate bent into the right angle.

Description

Triangular steel bar connecting component

Technical Field

The utility model relates to an assembly type building system technique, concretely relates to steel bar connection component of triangle-shaped.

Background

The reinforced concrete assembly type frame structure is a difficult point to be overcome in the assembly type building technology, and the connector of the PC component steel bar of the assembly type building seriously influences the structure safety and the connection cost; the assembly type building is widely popularized in China to promote adjustment of the structure of the building industry, improve the building quality, accelerate the construction speed, realize energy conservation and environmental protection and promote scientific and technical progress of the building; however, the fabricated building of the reinforced concrete frame structure system is not widely used, and the common technology is that a common composite floor slab and a double-T plate floor slab are adopted; and because the beam column node, the superposed formation of the beam and the floor slab and the connection method of the member steel bar of the reinforced concrete frame structure assembly type building are not well solved, the original purpose of reducing the engineering cost in China is not realized, but the cost is increased, the ground gas is not generated, and the development of the assembly type building industry is seriously restricted.

Like inventor's "an assembly type building cavity floor" authorization notice No. CN106381951B, solved the weight of assembly type building floor, the super large area of floor component, transportation and construction hoist, the flexible connection problem of assembly type building cavity floor and girder, laid a foundation for the assembly type building floor.

In order to realize rigid connection of the assembly type building components, the inventor's ' assembly type prefabricated convex beam ' with the authorization notice number CN208777555U changes the structural form of the main beam, combines the traditional square beam and the wide flat beam into the convex beam, not only solves the superposition form of the beam and the plate, but also realizes the minimization of the superposition height of the assembly type building beam and the plate under the state of rigid connection or flexible connection, thus leading the structure of the reinforced concrete frame structure assembly type building to be innovated and taking a key step.

In order to realize the change of beam-column joints of the fabricated building with the reinforced concrete frame structure, the inventor's ' building with the prefabricated reinforced concrete support ', the application number of which is 201811424448.0; the rigid connection of the support and the beam is carried out from the negative bending moment point of the beam; the dream that the beam column has no node is realized, and the world construction difficulty that the beam column of the fabricated building of the reinforced concrete frame structure has no node is solved; the technology of gradually forming a reinforced concrete assembly type frame structure system can connect the existing assembly type buildings as the inventor solves the key technology of a beam-floor plate superposition form and a beam-column non-node form; the construction adopting the assembly type frame structure system is saved from a complicated and expensive assembly type shear wall structure system, and the construction cost is reduced by more than 20 percent; however, the steel bar connection of each assembly type component can only adopt the connection mode of the prior art, such as: the binding connection and the welding in the steel bar binding connection, the welding, the screw sleeve mechanical connection and the outer sleeve grouting method can not meet the standard requirements; the screw sleeve mechanical connection is characterized in that two fixed component steel bars cannot be connected in a rotating way; the grouting connection of the outer sleeve is very complicated and has high cost, and the outer sleeve has large volume and no space for connecting the steel bars, so the steel bars cannot be connected.

At present, the technology of the assembly type building system of the reinforced concrete frame structure is gradually improved by the inventor for the first time, in order to further form a system technical system, a triangular reinforced connecting component is researched, the purpose that the PC component of the assembly type building is simple in reinforced connection, safe and reliable in connection and best in economical efficiency is achieved, and the assembly type building system of the reinforced concrete frame structure is an urgent need for innovation in the technical field of the reinforced concrete assembly type frame structure building system.

Disclosure of Invention

The utility model aims at solving the problems of steel bar connection method and connection device between the frame structure support fulcrum and the convex beam, between the convex beam and the cavity plate member, and between the cavity plate member and the cavity plate member in the assembled structure system technology, and transforming and upgrading the existing assembled building structure technology; the triangular steel bar connecting component is adopted, so that the steel bar connecting technology of the existing assembly type building PC component is optimized, and a series of defects existing in a steel bar connecting method and a connecting device of the existing assembly type building PC component are overcome.

The technical scheme of the utility model is that the steel bar connecting component in a triangular shape is characterized in that the single steel bar connecting component consists of triangular steel, a connected steel plate and a steel bar connecting hole; the width of the triangular steel edge is more than 40 mm; the corners of two ends of the triangular steel are cut to form two connected steel plates; one of the two connected steel plates is thinner than the other one by the thickness of the triangular steel; the depth of the cut of the corners of the two ends of the triangular steel is greater than the width of the triangular steel edge; the conjoined steel plates are respectively bent inwards to form right angles towards the triangular steel; and a steel bar connecting hole is drilled in the connected steel plate bent into the right angle.

Another preferable scheme of the utility model is that the wall thickness of the triangular steel is more than 4 mm; the triangular steel is equilateral triangular steel or inequilateral triangular steel.

The other preferable scheme of the utility model is that the two conjoined steel plates are welded to the combination gap of the right-angled conjoined steel plate by bending into the triangular steel.

Utility model's another preferred scheme is two disjunctor steel sheets bend into the right angle back in to the triangle-shaped steel, form four sides disjunctor steel sheet, consolidate in the same direction as triangle-shaped steel length direction on two sides in addition of four sides disjunctor steel sheet.

The other preferable scheme of the utility model is that the two conjoined steel plates are bent into four-side conjoined steel plates towards the inside of the triangular steel, and steel bar connecting holes are drilled on the four-side conjoined steel plates; the center of the steel bar connecting hole is positioned in the triangular steel angle of the four-side conjoined steel plate.

Another preferred scheme of utility model is channel-section steel port shutoff steel in bore the screw hole that has the connecting reinforcement.

The utility model discloses a steel bar connection component of triangle-shaped is on the basis of building structure design drawing, with post, roof beam, floor, support, the wall of constituteing the building in the overall structure design drawing, decomposes into a plurality of PC components, and the mill organizes the PC component of producing into required specification model according to the PC component that decomposes, transports the engineering scene with the PC component, adopts the steel bar connection component of a triangle-shaped of utility model application, the steel bar connection of main PC component.

Drawings

Fig. 1 is a view of an embodiment of a triangular member port cut of the present invention.

Fig. 2 is a view showing an embodiment of the triangular reinforcing bar connecting member of the present invention.

The specific implementation mode is as follows:

the utility model is further explained with the attached drawings.

FIG. 1 is a view of a cut-away embodiment of a triangular member port of the present invention, when the present invention is in operation; determining the size of the cross section area of the triangular member B1 according to the tensile force borne by the steel bar of the PC member to be connected; two side walls B2 of the triangular component B1 cut the selected triangular component B1 into required specifications in a mass production manner; cutting the corner B3 of the triangular member, the cut B31 and the depth B32 of the cut along the side wall B2; two integrated plates B21 and B22 are formed after cutting two ends of the triangular member B1.

FIG. 1 is a view showing an embodiment of a triangular reinforcing bar connecting member of the present invention, when the present invention is implemented; determining the size of the cross section of the triangle and the width of the triangle steel edge to be more than 40mm according to the tensile force born by the component steel bar to be connected; cutting the selected triangular steel plate into required specifications in a mass production manner; the triangular steel is equilateral triangular steel B2 or inequilateral triangular steel, and two ends of a triangle B1 are cut to form two conjoined steel plates B21 and B22; when the corners of two ends of the triangular steel are cut to form two connected steel plates, the two connected steel plates are cut along the inner plane of the triangular steel plate, a narrow connected steel plate B21 and another wide connected steel plate B22 are inevitably arranged, and the difference between the width and the width is the thickness of the triangular steel; in order to ensure that the triangular steel bar connecting component bears the tension, the cutting depth of the corners of two ends of the triangular steel is greater than the width of the triangular steel edge; firstly bending a narrow conjoined steel plate B21, then bending another wide conjoined steel plate B22, wherein the bending cannot reach the standard of right angle, placing a steel die in the triangular steel, and then forming the two ends of the bent triangular steel into right angles by using a heavy punch or an air hammer; checking a combination gap of the two connected steel plates which are bent into a right angle towards the inside of the triangular steel and welding; the connecting steel plates are respectively bent into right angles towards the inside of the triangular steel, the triangular steel ends form a quadrilateral connecting steel plate, steel bar connecting holes are drilled, needed steel bars B4 and B5 penetrate into the holes, and screw caps B41 and B51 are screwed; reinforcing the other two sides of the four-side connected steel plate along the length direction of the triangular steel or connecting reinforcing steel bars between the outer angles B11 and B12 to reinforce the triangular steel; in order to further prevent the deformation of the connected steel plate when the triangular steel end is pulled; when the steel bar connecting hole is drilled; the center position of the steel bar connecting hole is moved inwards towards the triangular steel corners of the four-side connected steel plate as far as possible, so that the connected steel plate is prevented from deforming when the triangular steel end is pulled.

Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the above embodiments, those skilled in the art should understand that the present invention can still be modified or replaced with equivalents, and any modification or equivalent replacement without departing from the spirit and scope of the present invention should be covered by the claims of the present invention.

Claims

1. A triangular steel bar connecting component is characterized in that the triangular steel bar connecting component consists of triangular steel, a connected steel plate and a steel bar connecting hole; the width of the triangular steel edge is more than 40 mm; the corners of two ends of the triangular steel are cut to form two connected steel plates; one of the two connected steel plates is thinner than the other one by the thickness of the triangular steel; the depth of the cut of the corners of the two ends of the triangular steel is greater than the width of the triangular steel edge; the conjoined steel plates are respectively bent inwards to form right angles towards the triangular steel; and a steel bar connecting hole is drilled in the connected steel plate bent into the right angle.

2. A reinforcing bar coupler according to claim 1, wherein the wall thickness of said triangular steel is more than 4 mm; the triangular steel is equilateral triangular steel or inequilateral triangular steel.

3. The triangular reinforcing steel bar connecting member according to claim 1, wherein the two connected steel plates are welded to a joint seam of the connected steel plates bent at a right angle into the triangular steel.

4. The triangular reinforcing steel bar connecting member according to claim 1, wherein the two connected steel plates are bent inward into the triangular steel to form a four-sided connected steel plate, and the other two sides of the four-sided connected steel plate are reinforced along the length direction of the triangular steel.

5. The triangular steel bar connecting component according to claim 1, wherein the two connected steel plates are bent inwards to the triangular steel to form four-side connected steel plates, and steel bar connecting holes are drilled in the four-side connected steel plates; the center of the steel bar connecting hole is positioned in the triangular steel angle of the four-side conjoined steel plate.