Prestress reinforced steel beam structure
By incorporating components such as vertical ribbed steel plates and steering mechanisms within the steel beams, the prestressed reinforced steel beam structure solves the problems of traditional reinforcement methods, such as occupying clearance and increasing self-weight, achieving a lightweight and high-strength reinforcement effect and improving the structural load-bearing capacity.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- JIANGSU HONGJI YONGGU CONSTRUCTION TECHNOLOGY CO LTD
- Filing Date
- 2025-04-30
- Publication Date
- 2026-04-10
AI Technical Summary
Traditional prestressed reinforcement methods occupy clearance height, affect the decorative effect and increase the structural self-weight. Traditional on-site welding involves a large amount of work, which leads to construction inconvenience.
The prestressed steel beam structure is adopted. By setting vertical ribs, steering devices, mounting plates and tensioning anchors in the steel beams, active reinforcement is carried out using steel strands, reducing the amount of on-site welding and avoiding the occupation of clearance height.
It achieves lightweight and high-strength reinforcement, reduces on-site welding work, maintains spatial and visual decorative effects, and improves the load-bearing capacity of the structure.
Smart Images
Figure CN224106712U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to steel beam structure technical field, concretely relates to a prestressed reinforcement type steel beam structure. BACKGROUND
[0002] In the construction industry, building reinforcement transformation has been the focus of the industry, because the building often because of the design or construction defects and natural disasters and aging, damage in the use process, resulting in structural bearing capacity, deformation is too large or poor seismic performance problem, reinforcement transformation can improve its use function or prolong its service life.
[0003] Bending steel structure member usually adopts section enlargement, on-site welding combination section to improve the bearing performance of the member, the passive reinforcement method on-site welding amount is relatively large, and the structure deadweight is increased. Active reinforcement of bending member adopts prestress, which is a relatively advanced technical means, but the traditional prestress reinforcement occupies a certain clear height, which affects the decoration effect in space and vision, and a prestressed reinforcement type steel beam structure is urgently needed to solve the above problems. UTILITY MODEL CONTENT
[0004] The utility model aims at providing a prestressed reinforcement type steel beam structure to solve the above problems in the prior art.
[0005] In order to realize the above object, the utility model provides the following technical scheme:
[0006] A prestressed reinforcement type steel beam structure, including reinforced steel structure, the reinforced steel structure is the work shape, the middle part of the inner wall both sides of the reinforced steel structure is provided with vertical ribbed steel plate, the vertical ribbed steel plate top, bottom and one side are all welded with the inner wall of the reinforced steel structure, the vertical ribbed steel plate is slidably connected with the steering ware, the steering ware is cylindrical, one end of the steering ware is welded with one side of the inner wall of the reinforced steel structure, the bottom of the steering ware is provided with the limit block, the inner wall both sides of the both ends of the reinforced steel structure are welded with the mounting plate, the mounting plate of the both ends of the reinforced steel structure is symmetrically distributed, the tension anchor is installed in the mounting plate, and the steel strand is arranged between the two tension anchors of the same side, the steel strand passes the tension anchor, the limit block and the other tension anchor in turn.
[0007] Further, one side of the mounting plate is provided with a horizontal ribbed steel plate, and one side of the horizontal ribbed steel plate is welded with the reinforced steel structure.
[0008] Further, the periphery of the steel strand is coated with corrosion-resistant lubricating grease, and the periphery of the steel strand is provided with a plastic sheath.
[0009] Further, the two sides of the deflector are provided with reinforcing blocks, one side of the reinforcing block is welded with the reinforced steel structure.
[0010] Further, one end of the deflector is provided with a vertical groove and a horizontal groove, the vertical groove is communicated with the horizontal groove, a connecting frame is slidably fitted in the horizontal groove, a positioning plate is slidably fitted in the vertical groove, the limiting block is installed at the bottom of the positioning plate, the connecting frame is H-shaped, a clamping groove matched with the connecting frame is formed in one side of the positioning plate, and the vertical groove is slidably fitted with the vertical ribbed steel plate.
[0011] Further, a sliding groove is formed in the vertical ribbed steel plate, the connecting frame and the positioning plate are slidably fitted in the sliding groove, and a groove corresponding to the connecting frame is formed in one side of the sliding groove.
[0012] In the above technical scheme, the prestressed reinforced steel beam structure has the beneficial effects that:
[0013] The vertical ribbed steel plate can be assembled with the deflector for welding, the mounting plate and the tension anchor are welded at the two ends of the reinforced steel structure, stress lag can be actively reduced, the welding operation amount on site can be reduced, the effect of light weight and high strength is achieved, the vertical ribbed steel plate, the deflector, the limiting block, the mounting plate, the tension anchor and the tension anchor are arranged in the reinforced steel structure, the prestressed reinforcement at the bottom of the reinforced steel structure is reduced, and the occupation of the headroom height is prevented to affect the space and the visual decoration effect. BRIEF DESCRIPTION OF DRAWINGS
[0014] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed in the embodiments will be briefly introduced below, and obviously, the drawings in the following description are only some embodiments described in the present application, and other drawings can be obtained by those skilled in the art according to these drawings.
[0015] Figure 1 The reinforcing steel beam structure schematic diagram provided for the prestressed reinforced steel beam structure embodiment of the present application.
[0016] Figure 2 The mounting plate structure schematic diagram provided for the prestressed reinforced steel beam structure embodiment of the present application.
[0017] Figure 3 The vertical ribbed steel plate structure schematic diagram provided for the prestressed reinforced steel beam structure embodiment of the present application.
[0018] Figure 4The utility model provides a steering gear structure schematic view provided for prestressed reinforced steel beam structure embodiment.
[0019] 1, reinforced steel structure; 2, vertical ribbed steel plate; 3, steering gear; 4, limiting block; 5, mounting plate; 6, tensioning anchor device; 7, steel strand; 8, horizontal ribbed steel plate; 9, reinforcing block; 10, vertical groove; 11, transverse groove; 12, connecting frame; 13, positioning plate; 14, clamping groove; 15, sliding groove; 16, recess. DETAILED DESCRIPTION
[0020] In order to make the technical personnel of the prior art better understand the technical scheme of the utility model, the utility model will be further introduced in detail below with reference to the drawings.
[0021] As Figures 1-4 shown, the utility model embodiment provides a prestressed reinforced steel beam structure.
[0022] Including reinforced steel structure 1, reinforced steel structure 1 is the work shape, the middle part of the inner wall both sides of reinforced steel structure 1 is provided with vertical ribbed steel plate 2, vertical ribbed steel plate 2 top, bottom and one side are all with the inner wall welding connection of reinforced steel structure 1, vertical ribbed steel plate 2 is slidably connected with steering gear 3, steering gear 3 is cylindrical, one end of steering gear 3 is welded with the inner wall of one side of reinforced steel structure 1, the bottom of steering gear 3 is provided with limiting block 4, the inner wall both sides of the both ends of reinforced steel structure 1 are welded with mounting plate 5, the mounting plate 5 of the both ends of reinforced steel structure 1 is symmetrically distributed, tensioning anchor device 6 is installed in mounting plate 5, steel strand 7 is arranged between the two tensioning anchor devices 6 of the same side, and the steel strand 7 passes through one of the tensioning anchor devices 6, the limiting block 4 and the other tensioning anchor device 6 in sequence.
[0023] Referring to Figure 2 , one side of the mounting plate 5 of the embodiment is provided with a horizontal ribbed steel plate 8, and one side of the horizontal ribbed steel plate 8 is welded to the reinforced steel structure 1. The horizontal ribbed steel plate 8 is arranged at a right angle with the mounting plate 5 by being arranged. When the horizontal ribbed steel plate 8 and the mounting plate 5 are both welded to the side surface of the reinforced steel structure 1, the stability of the mounting plate 5 is higher, and the position of the tensioning anchor device 6 is maintained.
[0024] Referring to Figure 2 , the periphery of the steel strand 7 is coated with anticorrosive lubricating grease, and the periphery of the steel strand 7 is sleeved with a plastic sheath. The plastic sheath can isolate the steel strand 7 from the anticorrosive lubricating grease, so that the steel strand 7 can freely slide through the anticorrosive lubricating grease, force is transmitted only by the tensioning anchor device 6, friction loss is reduced, and prestress efficiency is improved.
[0025] Referring to Figure 3The two sides of the deflector 3 of the embodiment are provided with reinforcing blocks 9, and one side of the reinforcing block 9 is welded with the reinforced steel structure 1. The reinforcing block 9 at one end of the deflector 3 is welded with the reinforced steel structure 1, and the reinforcing block 9 is arranged at a right angle with the vertical ribbed steel plate 2, so that the deflector 3 is fixed and the stability of the vertical ribbed steel plate 2 and the deflector 3 is increased.
[0026] Referring to Figures 3-4 The deflector 3 of the embodiment is provided with a vertical slot 10 and a horizontal slot 11 at one end, the vertical slot 10 is communicated with the horizontal slot 11, the horizontal slot 11 is slidably connected with a connecting frame 12, the vertical slot 10 is slidably connected with a positioning plate 13, the limiting block 4 is installed at the bottom of the positioning plate 13, the connecting frame 12 is H-shaped, one side of the positioning plate 13 is provided with a clamping groove 14 matched with the connecting frame 12, and the vertical slot 10 is slidably connected with the vertical ribbed steel plate 2; the vertical ribbed steel plate 2 is provided with a sliding groove 15, the connecting frame 12 and the positioning plate 13 are slidably connected in the sliding groove 15, and one side of the sliding groove 15 is provided with a groove 16 corresponding to the connecting frame 12. The connecting frame 12 is arranged to enable the vertical ribbed steel plate 2 to enter the vertical slot 10, so that the connecting frame 12 enters the horizontal slot 11, the positioning plate 13 enters the sliding groove 15, the clamping groove 14 is clamped with the connecting frame 12, and the positioning plate 13 and the connecting frame 12 are limited in the sliding groove 15.
[0027] Working principle: in use, first, the active reinforcement mode is used for work, according to the load-bearing requirements of the reinforced steel structure 1, the internal force of the reinforced steel structure 1 is calculated, the material and model specifications of the vertical ribbed steel plate 2, the deflector 3, the mounting plate 5, the tensioning anchor 6 and the steel strand 7 are designed, the prestress tensioning control value is calculated, then the vertical ribbed steel plate 2 and the two mounting plates 5 are welded on the inner wall of the reinforced steel structure 1, the position of the deflector 3 can be adjusted during the welding, so that the deflector 3 moves up and down along the vertical ribbed steel plate 2, after the adjustment is completed, the deflector 3 is combined and welded with the vertical ribbed steel plate 2, then the steel strand 7 is arranged, the steel strand 7 passes through one of the tensioning anchors 6, then passes through the limiting block 4, and finally passes through the other tensioning anchor 6, after completion, the tensioning is carried out by using the through-type jack according to the tensioning prestress value; wherein, the corresponding reinforced steel structure 1 can be used, for example, if the reinforced steel structure 1 is a solid web steel structure, the vertical ribbed steel plate 2 and the mounting plate 5 are positioned and welded on both sides, the number of the vertical ribbed steel plate 2 and the mounting plate 5 can be adjusted according to requirements, and the welding and installation are sequentially carried out, so that the active reinforcement is carried out on the reinforced steel structure 1 with different lengths.
[0028] The above has only described certain exemplary embodiments of the present application by way of illustration, and it is needless to say that the described embodiments can be modified in various ways without departing from the spirit and scope of the present application for those skilled in the art. Therefore, the above drawings and descriptions are illustrative in nature, and should not be understood as limiting the scope of protection of the claims of the present application.
Claims
1. A prestressed reinforced steel beam structure comprising a reinforced steel structure (1), characterized in that, The reinforced steel structure (1) is an H-shaped structure, the vertical ribbed steel plates (2) are arranged at the middle portions of the inner walls of the reinforced steel structure (1), the vertical ribbed steel plates (2) are welded to the inner walls of the reinforced steel structure (1) at the top, the bottom and one side, the steering gears (3) are slidably arranged in the vertical ribbed steel plates (2), the steering gears (3) are cylindrical, one end of the steering gears (3) is welded to one side of the inner wall of the reinforced steel structure (1), the limit blocks (4) are arranged at the bottom of the steering gears (3), the mounting plates (5) are welded to the inner walls of the reinforced steel structure (1) at two ends, the mounting plates (5) at the two ends of the reinforced steel structure (1) are symmetrically distributed, the tensioning anchorage devices (6) are arranged in the mounting plates (5), the steel strands (7) are arranged between the two tensioning anchorage devices (6) on the same side, the steel strands (7) pass through one tensioning anchorage device (6), the limit block (4) and the other tensioning anchorage device (6) in sequence.
2. The pre-stressed reinforced steel beam structure according to claim 1, wherein, The horizontal ribbed steel plates (8) are arranged on one side of the mounting plates (5) and welded to the reinforced steel structure (1).
3. The pre-stressed reinforced steel beam structure according to claim 1, wherein, The steel strands (7) are coated with corrosion-resistant lubricating grease, and the steel strands (7) are sleeved with plastic sheaths.
4. The pre-stressed reinforced steel beam structure of claim 1, wherein, The reinforcing blocks (9) are arranged on both sides of the steering gears (3) and welded to the reinforced steel structure (1).
5. The pre-stressed reinforced steel beam structure according to claim 1, wherein, The vertical grooves (10) and the horizontal grooves (11) are arranged in one end of the steering gears (3), the vertical grooves (10) are communicated with the horizontal grooves (11), the connecting frames (12) are slidably arranged in the horizontal grooves (11), the positioning plates (13) are slidably arranged in the vertical grooves (10), the limit blocks (4) are arranged at the bottom of the positioning plates (13), the connecting frames (12) are H-shaped, the clamping grooves (14) are arranged on one side of the positioning plates (13) and matched with the connecting frames (12), and the vertical grooves (10) are slidably matched with the vertical ribbed steel plates (2).
6. The pre-stressed reinforced steel beam structure according to claim 5, wherein, The sliding grooves (15) are arranged in the vertical ribbed steel plates (2), the connecting frames (12) and the positioning plates (13) are slidably arranged in the sliding grooves (15), and the recesses (16) corresponding to the connecting frames (12) are arranged on one side of the sliding grooves (15).