Subway station assembly type reinforcement cage distribution bar connecting structure

Abstract

The utility model discloses a subway station assembly type reinforcement cage distribution bar connecting structure which comprises a U-shaped distribution bar long side structure and a U-shaped distribution bar short side structure which are connected through assembly type reinforcement cage body distribution bars. The assembly type reinforcement cage body stress main reinforcements connect the adjacent assembly type reinforcement cage body distribution reinforcements, the U-shaped distribution reinforcement long edge structures, the U-shaped distribution reinforcement short edge structures, the assembly type reinforcement cage body stress main reinforcements and the assembly type reinforcement cage body distribution reinforcements are combined to form a cage body structure, and reinforcing distribution reinforcements for connection are further arranged in the cage body structure. According to the utility model, the on-site binding and welding difficulty of the complex node of the reinforcement cage is reduced, the on-site constructors are reduced, the blanking size of a reinforcement processing factory is accurate, the product precision is high, the implementation rate of the complex reinforcement node is high, the influence of construction error and installation precision on the structure stress is reduced, and the large-scale industrial production mode can be used for short-time mass production; the production efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of assembled underground structure engineering, and particularly relates to an assembled reinforcement cage distribution bar connecting structure for a subway station. BACKGROUND

[0002] With the change of urban development target from ground to underground, there are essential differences between underground structures and ground structures from the engineering environment angle or the construction technology angle, and relatively, underground construction conditions are limited, stress is more complex, and construction is more difficult.

[0003] The construction speed of the main structure of a subway station has a greater influence on engineering progress and safety, and the binding of reinforcement cages often restricts the construction speed of the main structure. At present, the binding and welding of reinforcement cages of the main structure of a subway station are mostly carried out on site, and are affected by construction space and construction precision, so that labor input is large, the operation environment is poor, construction efficiency is low, raw material loss is high, binding quality is not standardized, and the operation site occupies a large area. SUMMARY

[0004] The utility model provides a kind of assembled reinforcement cage distribution bar connecting structure for subway station to solve the problems existing in prior art.

[0005] The technical scheme of the utility model is: an assembled reinforcement cage distribution bar connecting structure for subway station, including U type distribution bar long side structure, U type distribution bar short side structure, the U type distribution bar long side structure, U type distribution bar short side structure are connected by assembled reinforcement cage main body distribution bar, and adjacent assembled reinforcement cage main body distribution bar is connected by the force main reinforcement of assembled reinforcement cage main body, U type distribution bar long side structure, U type distribution bar short side structure, the force main reinforcement of assembled reinforcement cage main body, the distribution bar of assembled reinforcement cage main body is combined to form cage structure, and the cage structure is further provided with the reinforcing distribution bar for connection.

[0006] Further, the reinforcing distribution bar is a U type distribution bar.

[0007] Further, the distribution bar of assembled reinforcement cage main body is provided with the reinforcing bar of assembled reinforcement cage main body.

[0008] Further, the reinforcing distribution bar is arranged at U type distribution bar long side structure / U type distribution bar short side structure.

[0009] Further, the U type distribution bar short side structure is provided with outer layer main reinforcement outside.

[0010] Further, the outer layer main reinforcement is two outer side parallel connections multiple.

[0011] Further, the assembly type steel reinforcement cage main body tensioning bar is arranged at the connection position of the assembly type steel reinforcement cage main body stress main bar and the assembly type steel reinforcement cage main body distribution bar.

[0012] Further, the assembly type steel reinforcement cage main body tensioning bar is a cable-stayed bar.

[0013] Further, the U-shaped distribution bar long side structure and the U-shaped distribution bar short side structure are further formed with water stop structures.

[0014] The beneficial effects of the present application are as follows:

[0015] The present application forms a closed rectangular structure by connecting the two side distribution bars of the assembly type steel reinforcement cage, the longitudinal distribution bars of adjacent modules adopt a staggered mutual anchoring form, the anchoring length is satisfied, the continuity of force transmission is ensured, the closed rectangular structure has good stability, can play a supporting role for the upper main bar, and the distribution bar and the main bar jointly form a steel reinforcement framework, which can effectively prevent the deformation of the steel reinforcement cage during transportation and hoisting.

[0016] The present application reduces the on-site binding and welding difficulty of the complex node of the steel reinforcement cage, reduces the on-site construction personnel, the size of the steel processing plant is accurate, the product precision is high, the complex steel reinforcement node realization rate is high, the influence of the construction error and the installation precision on the structure stress is reduced, the large-scale industrial production mode can produce a large quantity in a short time, and the production efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 is the assembly type steel reinforcement cage distribution bar connection structure schematic view in the present application;

[0018] Figure 2 is the short side water stop type assembly type steel reinforcement cage distribution bar connection structure schematic view in the present application;

[0019] Figure 3 is the long side water stop type assembly type steel reinforcement cage distribution bar connection structure schematic view in the present application;

[0020] Figure 4 is the assembly type steel reinforcement cage distribution bar connection structure connection state schematic view in the present application;

[0021] Figure 5 is the water stop type assembly type steel reinforcement cage distribution bar connection structure connection state schematic view in the present application;

[0022] 1, U-shaped distribution bar long side structure; 2, U-shaped distribution bar short side structure; 3, assembly type steel reinforcement cage main body stress main bar; 4, assembly type steel reinforcement cage main body distribution bar; 5, assembly type steel reinforcement cage main body tensioning bar; 6, outer main bar; 7, reinforcing distribution bar; 8, U-shaped distribution bar long side water stop structure; 9, U-shaped distribution bar short side water stop structure. DETAILED DESCRIPTION

[0023] The utility model will be explained in detail below with reference to the drawings and embodiments:

[0024] As Figures 1 to 5 As shown in a subway station fabricated reinforcement cage distribution muscle connecting structure, including U type distribution muscle long side structure 1, U type distribution muscle short side structure 2, U type distribution muscle long side structure 1, U type distribution muscle short side structure 2 are connected through fabricated reinforcement cage main body distribution muscle 4, and fabricated reinforcement cage main body stress main muscle 3 is connected to adjacent fabricated reinforcement cage main body distribution muscle 4, U type distribution muscle long side structure 1, U type distribution muscle short side structure 2, fabricated reinforcement cage main body stress main muscle 3, fabricated reinforcement cage main body distribution muscle 4 combination forms cage structure, still be provided with the reinforcing distribution muscle 7 of connecting in the cage structure.

[0025] The reinforcing distribution muscle 7 is U type distribution muscle.

[0026] The fabricated reinforcement cage main body distribution muscle 4 is provided with fabricated reinforcement cage main body tie 5 between.

[0027] The reinforcing distribution muscle 7 is arranged at U type distribution muscle long side structure 1 / U type distribution muscle short side structure 2.

[0028] The U type distribution muscle short side structure 2 is provided with outer layer main muscle 6 outside.

[0029] The outer layer main muscle 6 is two outer side parallel connection multiple roots.

[0030] The fabricated reinforcement cage main body tie 5 is arranged at the connecting place of fabricated reinforcement cage main body stress main muscle 3, fabricated reinforcement cage main body distribution muscle 4.

[0031] The fabricated reinforcement cage main body tie 5 is inclined tie.

[0032] The U type distribution muscle long side structure 1, U type distribution muscle short side structure 2 also form water stop structure.

[0033] Specifically, the U type distribution muscle long side structure 1 forms U type distribution muscle long side water stop structure 8, and the U type distribution muscle long side water stop structure 8 is concave structure.

[0034] More specifically, the reinforcing distribution muscle 7 needs to avoid U type distribution muscle long side water stop structure 8.

[0035] Specifically, the U type distribution muscle short side structure 2 forms U type distribution muscle short side water stop structure 9.

[0036] Specifically, the reinforcing distribution rib 7 includes vertically connected distribution ribs and horizontally overlapped distribution ribs, the reinforcing distribution rib 7 is located at both ends of the assembled steel reinforcement cage body, forms a closed rectangular structure with the distribution ribs of the assembled steel reinforcement cage body, and extends out of the assembled steel reinforcement cage body by a certain length. The U-shaped distribution ribs of different steel reinforcement cages cross and overlap, and play a role of anchoring adjacent assembled steel reinforcement cages to each other.

[0037] Specifically, the distribution rib connecting structure of the assembled steel reinforcement cage further includes a reinforcing structure, the reinforcing structure is a single distribution rib arranged at intervals, and the distribution rib is arranged in the middle of the overlapped distribution ribs, and plays a role of reinforcing the anchoring strength of adjacent assembled steel reinforcement cages to each other.

[0038] Specifically, the main tension rib 5 of the assembled steel reinforcement cage body is a diagonal tension rib, which can speed up the installation speed of the tension rib and improve the installation quality.

[0039] As an embodiment, the short side structure 2 of the U-shaped distribution rib is bent and processed from the same steel as the distribution rib 4 of the steel reinforcement cage body, and after the main rib and the tension rib of the steel reinforcement cage body are bound, the long side structure 1 of the U-shaped distribution rib is welded to form a closed rectangular structure, which can improve the installation precision of the main rib and the connection effect.

[0040] Specifically, the U-shaped distribution rib is a closed rectangular structure after welding, the longitudinal distribution ribs of adjacent modules are in a staggered mutual anchoring form, the anchoring length is met, the continuity of force transmission is ensured, the closed rectangular structure has good stability, can play a supporting role for the upper main rib, and the distribution rib and the main rib form a steel reinforcement cage together, which can effectively prevent the deformation of the steel reinforcement cage during transportation and hoisting.

[0041] Specifically, the center of the reinforcing distribution rib 7 coincides with the central axis of the overlapped region of the U-shaped distribution rib, and is arranged on the inner side of the main rib, and one reinforcing distribution rib is arranged at a certain interval, which can strengthen the mutual anchoring effect of the U-shaped distribution rib without affecting the concrete cover.

[0042] Specifically, the main force rib 4 of the assembled steel reinforcement cage body and the distribution rib 3 of the assembled steel reinforcement cage body are riveted and welded in a steel processing plant, the main force rib 4 of the assembled steel reinforcement cage body and the distribution rib 3 of the assembled steel reinforcement cage body are riveted and welded in the steel processing plant, and the riveting and welding position of the main force rib 4 of the assembled steel reinforcement cage body and the distribution rib 3 of the assembled steel reinforcement cage body is riveted and welded; the outer main rib 6 is riveted and welded outside the short side structure 2 of the U-shaped distribution rib; the reinforcing distribution rib 7 is riveted and bound to the inner side of the main force rib 4 of the assembled steel reinforcement cage body.

[0043] The assembling method of the utility model has the following specific process:

[0044] A. Internal processing of the factory

[0045] a1. Refer to the design drawing to corresponding main reinforcement, distribution reinforcement and tie reinforcement, steel bar blanking, and carry out bending, threading and other processing procedures;

[0046] a2. The main reinforcement is arranged on the assembly type steel reinforcement cage mold, and then the U-shaped distribution reinforcement short side structure 2 and the assembly type steel reinforcement cage main body distribution reinforcement 4 are arranged at the design position and welded with the assembly type steel reinforcement cage main body stress main reinforcement 3;

[0047] a3. The assembly type steel reinforcement cage main body tie reinforcement 5 is arranged in the steel reinforcement cage and welded with other steel bars;

[0048] a4. Weld the U-shaped distribution reinforcement long side structure 2, and the U-shaped distribution reinforcement short side structure 1 and the assembly type steel reinforcement cage main body distribution reinforcement 4 together to form a closed rectangular distribution reinforcement;

[0049] a5. The assembly type steel reinforcement cage and the mold are transported to the site.

[0050] B. Site installation

[0051] b1. The assembly type steel reinforcement cage is hoisted into the foundation pit by using a crane;

[0052] b2. The steel reinforcement cage is longitudinally moved so that the U-shaped distribution reinforcement of adjacent steel reinforcement cages overlaps and reaches the design requirement overlapping length;

[0053] b3. The reinforcing distribution reinforcement is bound into the design position.

[0054] The utility model discloses a two-side distribution reinforcement connection of assembly type steel reinforcement cage forms closed rectangular structure, and the longitudinal distribution reinforcement of adjacent module adopts staggered mutual anchor form, satisfies the anchoring length, can guarantee the continuity of force transmission, and the closed rectangular structure has good stability, can play the role of supporting upper main reinforcement, and the distribution reinforcement and main reinforcement form steel reinforcement cage together, can effectively prevent the deformation of steel reinforcement cage in the transportation and hoisting process.

[0055] The utility model discloses reduce the steel reinforcement cage complex node field binding and welding difficulty, reduce the field construction personnel, and the steel processing factory blanking size is accurate, and product precision is high, and the realization rate of complex steel reinforcement node is high, reduces the influence of construction error and installation precision to structure stress, and the large-scale industrial production mode can produce in large quantities in a short time, improves production efficiency.

Claims

1. A prefabricated steel cage distribution bar connection structure for subway stations, comprising a U-shaped distribution bar long side structure (1) and a U-shaped distribution bar short side structure (2), characterized in that: The long side structure (1) and short side structure (2) of the U-shaped distribution reinforcement are connected by the main distribution reinforcement (4) of the prefabricated steel cage. The main load-bearing reinforcement (3) of the prefabricated steel cage connects the adjacent main distribution reinforcement (4) of the prefabricated steel cage. The long side structure (1), short side structure (2), main load-bearing reinforcement (3), and main distribution reinforcement (4) of the prefabricated steel cage are combined to form a cage structure. The cage structure is also provided with reinforcing distribution reinforcement (7) for connection.

2. The prefabricated steel cage distribution bar connection structure for subway stations according to claim 1, characterized in that: The reinforcing rib (7) is a U-shaped rib.

3. The prefabricated steel cage distribution bar connection structure for subway stations according to claim 2, characterized in that: The prefabricated steel cage main body tie bars (5) are provided between the main distribution bars (4) of the prefabricated steel cage.

4. The prefabricated steel cage distribution bar connection structure for subway stations according to claim 1, characterized in that: The reinforcing ribs (7) are arranged at the long side structure (1) of the U-shaped ribs and the short side structure (2) of the U-shaped ribs.

5. The prefabricated steel cage distribution bar connection structure for subway stations according to claim 1, characterized in that: The short side structure (2) of the U-shaped distribution reinforcement is provided with an outer main reinforcement (6).

6. The prefabricated steel cage distribution bar connection structure for subway stations according to claim 5, characterized in that: The outer main reinforcement (6) consists of two parallel bars connected on the outer sides.

7. The prefabricated steel cage distribution bar connection structure for subway stations according to claim 3, characterized in that: The main tie bar (5) of the prefabricated steel cage is set at the connection between the main reinforcing bar (3) and the distribution bar (4) of the prefabricated steel cage.

8. The prefabricated steel cage distribution bar connection structure for subway stations according to claim 7, characterized in that: The main tie bar (5) of the prefabricated steel cage is a diagonal tie bar.

9. The prefabricated steel cage distribution bar connection structure for subway stations according to claim 1, characterized in that: A water-stop structure is also formed at the long side structure (1) and short side structure (2) of the U-shaped distribution ribs.

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