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CN-121992873-A - Reinforcing component at joint of steel structure and mounting method thereof

CN121992873ACN 121992873 ACN121992873 ACN 121992873ACN-121992873-A

Abstract

The invention relates to the field of reinforcement of steel structure joints, in particular to a reinforcement component of a steel structure joint and an installation method thereof, comprising a reinforcement frame body, two sides of the outer part of the reinforcement frame body are provided with engaging grooves, the inside of agreeing with the groove is inlayed and is agreeing with the piece, the outside fixed mounting who agrees with the piece has sealed splint, interior spout has been seted up to the inside upper and lower both sides of strengthening the support body, interior sliding connection in interior spout has the pushing block. According to the invention, after the middle end of the steel structure beam body is positioned through the reinforcing frame body and the sealing clamping plate, the upper support frame and the lower support frame are respectively abutted against the included angles of the joints of the steel structure beam bodies with different lengths by utilizing the double-screw driving mechanism formed by the bidirectional screws, and then the side reinforcing frame is unfolded by utilizing the inner screw driving mechanism formed by the adjusting screws, so that the side reinforcing frame meets the side faces with different angles, and is attached to the other side of the joints of the steel structure beam bodies, thereby completing the installation and the use of the reinforcing assembly for the joints of the steel structure.

Inventors

  • ZHAO CHUN

Assignees

  • 南通航睿钢结构工程有限公司

Dates

Publication Date
20260508
Application Date
20260306

Claims (10)

  1. 1. The reinforcing component for the steel structure joint comprises a reinforcing frame body (1) and is characterized in that a fitting groove (2) is formed in two outer sides of the reinforcing frame body (1), a fitting block (3) is inlaid in the fitting groove (2), a sealing clamping plate (4) is fixedly arranged outside the fitting block (3), inner sliding grooves (5) are formed in the upper side and the lower side of the inner side of the reinforcing frame body (1), pushing blocks (6) are slidably connected in the inner sliding grooves (5), upper supporting frames (7) are fixedly arranged at the front ends of the pushing blocks (6), a middle partition plate (8) is fixedly arranged in the center of the back of the reinforcing frame body (1), a bidirectional screw rod (801) is rotatably connected in the middle partition plate (8), a rotating head (802) is fixedly arranged at the top end of the bidirectional screw rod (801), a thread sleeve (803) is connected with the outer thread of the bidirectional screw rod (801), and a pushing plate (804) is sleeved outside the thread sleeve (803); The inside rotation of upper and lower support frame (7) is connected with adjusting screw (11), the outside threaded connection of adjusting screw (11) has adjusting screw sleeve (13), the outside fixed mounting of adjusting screw sleeve (13) has first conflict frame (14), the inside of first conflict frame (14) articulates has conflict bracing piece (15), the outside rotation of upper and lower support frame (7) is connected with first rotation axis (16), the outside fixed mounting of first rotation axis (16) has side enhancement frame (17).
  2. 2. The reinforcing component at the joint of the steel structure according to claim 1, wherein the reinforcing screw (401) penetrates through the periphery of the outer part of the sealing clamp plate (4) in a threaded manner, the tightening nuts (402) are connected to the two ends of the reinforcing screw (401) in a threaded manner, and the sealing clamp plate (4) is connected with the reinforcing frame body (1) in a threaded manner through the reinforcing screw (401).
  3. 3. The steel structure joint reinforcing component according to claim 1, wherein the inner sliding groove (5) is a through groove, the tail end of a pushing block (6) sliding in the inner sliding groove (5) is fixedly connected with the pushing plate (804), the upper supporting frame (7) is fixedly connected with the pushing plate (804) through the pushing block (6), and the upper supporting frame (7) and the lower supporting frame (1) are also in sliding connection.
  4. 4. A reinforcing component for a steel structure joint according to claim 1, wherein the pushing plate (804) is slidably connected with the reinforcing frame body (1), and threads at two ends of the bidirectional screw rod (801) are opposite in direction.
  5. 5. The reinforcing component at the joint of the steel structure according to claim 1, wherein a nitrogen spring (9) is fixedly arranged in the inner sliding groove (5), an abutting plate (10) is fixedly arranged at the front end of the nitrogen spring (9), and the abutting plate (10) abuts against the pushing block (6).
  6. 6. The reinforcing component at the joint of the steel structure according to claim 1, wherein the upper supporting frame (7) and the lower supporting frame (1) are connected in a sliding manner, and a rotary screw head (12) is fixedly arranged at the front end of the adjusting screw (11).
  7. 7. A reinforcing assembly for a joint of steel structures according to claim 1, wherein the inside of the side reinforcing frame (17) is rotatably connected with a second rotating shaft (18), and the other end of the abutting supporting rod (15) is hinged with the second rotating shaft (18).
  8. 8. A reinforcing component for a joint of steel structures according to claim 1, wherein outer fixing plates (19) are fixedly arranged on two sides of the bottom of the side reinforcing frame (17), and stud bolts (20) penetrate through internal threads of the outer fixing plates (19).
  9. 9. The reinforcing component at the joint of the steel structures according to claim 8, wherein the outer side of the stud bolts (20) is in threaded connection with a bottom reinforcing plate (2001), and anti-skid patterns (2002) are formed on the upper surface of the bottom reinforcing plate (2001).
  10. 10. A method of installing a steel structure joint comprising a reinforcing component according to any one of claims 1 to 9, characterized in that the steps of the treatment are as follows: The method comprises the steps that a reinforcing frame body (1) and a sealing clamping plate (4) are wrapped and clamped at the middle end of a steel structure beam body, and a double-screw driving mechanism consisting of a bidirectional screw (801), a rotating head (802), a threaded sleeve (803) and a pushing plate (804) is manually rotated, so that an upper supporting frame (7) and a lower supporting frame respectively abut against an included angle at the joint of the steel structure beam body; Operating an inner screw driving mechanism formed by the adjusting screw (11), the rotating screw head (12) and the adjusting screw sleeve (13) to enable the supporting rod (15) to be abutted against to expand the side reinforcing frame (17), and enabling the side reinforcing frame (17) to meet the side faces of different angles and be attached to the other side of the joint of the steel structure beam body at the same time, so that a support is formed; And thirdly, installing a bottom reinforcing plate (2001) at the bottom of the side reinforcing frame (17) by using the stud bolts (20), and stably reinforcing the other side of the joint of the steel structure beam body by using an upper plate and lower plate clamping mechanism consisting of the side reinforcing frame (17), the external fixing plate (19) and the bottom reinforcing plate (2001).

Description

Reinforcing component at joint of steel structure and mounting method thereof Technical Field The invention relates to the field of reinforcement of steel structure joints, in particular to a reinforcement component of a steel structure joint and an installation method thereof. Background The steel structure is a building structure system assembled by taking steel as a main bearing material through welding, bolting or riveting and the like, has the characteristics of high strength, high rigidity, light dead weight, high construction speed, recycling and the like, is widely applied to engineering fields such as industrial plants, super high-rise buildings, large-span bridges, stadiums, ocean platforms and the like, the steel structure joint refers to a connecting node area between different steel members (such as beams, columns, trusses, supports and the like), is a key part for the stress transmission of the structure, needs to bear and disperse multi-directional complex loads such as tensile force, pressure, bending moment, shearing force, torque and the like, directly determines the earthquake resistance, wind resistance and durability of the whole structure for the design rationality, and locally reinforces the bearing capacity and the failure resistance of the joint by adopting reinforcing components, and particularly comprises reinforcing ribs for increasing the stability of webs, connecting plates for expanding the connecting area, angle steel or channel steel for corner support, welding backing plates for dispersing the stress, high-strength bolts for providing reliable friction type connection, rivets or special connecting pieces and the like. The reinforcing component at the joint of the steel structure effectively avoids brittle failure, fatigue crack expansion or connection failure of the node by increasing the section moment of inertia, improving the rigidity of the node, dispersing stress concentration, enhancing the connection reliability or preventing local buckling, ensures that the structure keeps integrity and safety under extreme load, and is a core implementation means of the concept of strong-node weak-component in the steel structure design. In the use process of the reinforcing component at the joint of the existing steel structure, due to the lack of the self-adaptive multidimensional reinforcing capability, the reinforcing component with a fixed size can not be designed to adapt to beam bodies with different specifications, the beam bodies are required to be cut and reformed on site, a unidirectional or bidirectional plane support is adopted, a three-dimensional stress system cannot be formed, local instability is easy to occur under complex load, the bearing capacity is limited, and the problems that the reinforcing component at the joint is loosened, frequent overhauling and maintenance are required and the like are caused due to vibration of the steel structure during long-term use. Therefore, it is necessary to provide a reinforcing component for joints of steel structures and a method for installing the same to solve the above problems. Disclosure of Invention The invention aims to provide a reinforcing component at a joint of a steel structure and an installation method thereof, and the reinforcing component at the joint of the steel structure has self-adaptive multidimensional reinforcing capability, so that stress distribution is more uniform, fatigue cracks caused by stress concentration are effectively restrained, long-term stable contact is maintained, and the stability of the joint of the steel structure is ensured, so that the problem that the reinforcing component with a fixed size is designed and cannot adapt to beam bodies with different specifications, on-site cutting and reformation are required, a one-way or two-way plane support is adopted, a three-dimensional stress system cannot be formed, local instability is easy to occur under complex load, the bearing capability is limited, and the problems that the reinforcing component at the joint is loose, frequent overhaul and maintenance are required and the like are caused under long-term use due to vibration of the steel structure. The invention provides a reinforcing component at a joint of a steel structure and an installation method thereof, and the reinforcing component comprises a reinforcing frame body, wherein two sides of the outer part of the reinforcing frame body are provided with engaging grooves, engaging blocks are embedded in the engaging grooves, sealing clamping plates are fixedly arranged on the outer parts of the engaging blocks, inner sliding grooves are formed in the upper side and the lower side of the inner part of the reinforcing frame body, pushing blocks are connected in a sliding manner in the inner sliding grooves, an upper supporting frame and a lower supporting frame are fixedly arranged at the front ends of the pushing blocks, a middle partition plate is fixedly arranged in the center