CN219138473U

CN219138473U - Steel structure beam prestress reinforcing structure

Info

Publication number: CN219138473U
Application number: CN202320162234.0U
Authority: CN
Inventors: 黄国洲; 卢海豹; 黄国祥; 陈银利
Original assignee: Hubei Tianhe Engineering Technology Co ltd
Current assignee: Hubei Tianhe Engineering Technology Co ltd
Priority date: 2023-01-17
Filing date: 2023-01-17
Publication date: 2023-06-06
Anticipated expiration: 2033-01-17

Abstract

The application relates to the field of steel structure reinforcement, specifically discloses a steel structure crossbeam prestressing force reinforced structure, and it installs on the crossbeam body, including set up two mount pads of bottom surface under the crossbeam body, wear to locate the steel strand wires between two mount pads and set up on the mount pad and be used for carrying out the traction mechanism of traction fastening to the tip of steel strand wires. The traction mechanism in the application can carry out traction fastening on the end part of the steel strand, so that the prestress on the steel strand is increased, the traction of the steel structure beam is realized, the deformation resistance of the steel structure beam is improved, and the firmness of the steel structure beam is enhanced.

Description

Steel structure beam prestress reinforcing structure

Technical Field

The application relates to the field of steel structure reinforcement, in particular to a steel structure beam prestress reinforcement structure.

Background

Steel structure buildings are buildings with bearing structures formed by building steels, and are generally formed by members such as beams, columns, trusses and the like made of section steel and steel plates. Most steel construction houses and factory building are provided with the crossbeam and carry out the support at top, and the crossbeam is established between the wall, bears the pressure from the top, reduces the supporter of below, promotes indoor space utilization, consequently the structural strength requirement to the crossbeam is higher.

However, as the service time of the building passes, the surrounding environment shakes, the foundation subsides and the weight of the objects above the foundation is accumulated, the crossbeam is greatly burdened, the safety of the crossbeam is greatly reduced, and therefore the crossbeam is required to be reinforced in the later period.

Disclosure of Invention

In order to improve the firmness degree of the cross beam, the application provides a steel structure cross beam prestress reinforcing structure.

The application provides a steel construction crossbeam prestressing force reinforced structure adopts following technical scheme:

the steel structure beam prestress reinforcing structure is arranged on a beam body and comprises two mounting seats arranged on the lower bottom surface of the beam body, steel strands penetrating between the two mounting seats and a pulling mechanism arranged on the mounting seats and used for pulling and fastening the ends of the steel strands.

Through adopting above-mentioned technical scheme, the traction mechanism can carry out the tractive fastening to the tip of steel strand wires, makes the prestressing force grow on the steel strand wires to this realizes the tractive to the steel structure crossbeam, thereby improves the deformation resistance ability of steel structure crossbeam, has strengthened the firm degree of steel structure crossbeam.

Optionally, the traction mechanism includes set up in steel strand wires one end and with corresponding the locating part that the mount pad supports tightly, set up in external screw thread, the thread bush on the steel strand wires periphery wall locate driven bevel gear and the drive of steel strand wires other end driven bevel gear pivoted drive assembly.

Through adopting above-mentioned technical scheme, the locating part can carry out spacingly to the tip of steel strand wires, under drive assembly's drive, driven bevel gear takes place to rotate to make the butt pull the steel strand wires to driven bevel gear on the mount pad, receive the steel strand wires that the pulling force takes place deformation tend to resume original state, consequently can pull the crossbeam body, offset partial stress with this and support the pressure to the crossbeam body, make the structure of crossbeam body more firm.

Optionally, the limiting part is integrally arranged on the steel twisted wire.

Through adopting above-mentioned technical scheme, the locating part is integrative to be pour on the steel strand wires, makes the locating part can be more firm with steel strand wires be connected fixedly.

Optionally, the drive assembly includes the fixed plate, rotate install in pivot on the fixed plate and rotate respectively install in initiative bevel gear and the portion of screwing in pivot both ends, initiative bevel gear with driven bevel gear meshing.

Through adopting above-mentioned technical scheme, at first with driven bevel gear revolve to butt on the lateral wall of mount pad, then with fixed plate butt on the mount pad, make driving bevel gear and driven bevel gear meshing, rotate the portion of screwing, make the portion of screwing drive bevel gear rotatory through the pivot to this drives the driven bevel gear rotation of meshing with it, realizes the pulling fastening to the steel strand wires.

Optionally, the peripheral wall of the screwing part is arranged in an outer hexagon shape.

Through adopting above-mentioned technical scheme, be the rotation of outer hexagonal spanner of convenient use of portion of screwing up that outer hexagonal set up to conveniently pull the tensioning to the steel strand wires and solid.

Optionally, the fixing plate is provided with a plurality of locating plates, the rotating shaft is parallel to the plane of the locating plate, the mounting seat corresponding to the fixing plate is provided with a plurality of locating grooves, and each locating plate is in one-to-one plug-in fit with each locating groove.

Through adopting above-mentioned technical scheme, when needs drive driven bevel gear rotatory, aim at locating plate on the fixed plate and the constant head tank that corresponds earlier, then peg graft the locating plate in the constant head tank that corresponds to realize the location and the fixed to the fixed plate, conveniently drive driven bevel gear and rotate.

Optionally, the driven bevel gear and the corresponding mounting seat are provided with fixing structures for reinforcing connection of the driven bevel gear and the corresponding mounting seat.

Through adopting above-mentioned technical scheme, fixed knot constructs and can consolidate the connection between driven bevel gear and the mount pad to make the steel strand wires after stretch-draw fastening more stable.

Optionally, the fixed knot constructs including set up respectively in driven bevel gear and correspond a plurality of reinforcing holes on the mount pad, each reinforcing hole is all worn to establish and is fixed with the fixed column.

Through adopting above-mentioned technical scheme, when need consolidate driven bevel gear and mount pad's connection, peg graft each fixed column and fix in corresponding reinforcement hole to this realizes with driven bevel gear fixed mounting on the mount pad.

In summary, the present application includes at least one of the following beneficial technical effects:

the traction mechanism can carry out traction fastening on the end part of the steel stranded wire, so that the prestress on the steel stranded wire is increased, and the traction of the steel structure beam is realized, so that the deformation resistance of the steel structure beam is improved, and the firmness of the steel structure beam is enhanced;

the fixed structure can strengthen the connection between the driven bevel gear and the mounting seat, so that the stretched and fastened steel strand is more stable;

the limiting part is integrally poured on the steel stranded wire, so that the limiting part can be firmly connected and fixed with the steel stranded wire.

Drawings

Fig. 1 is a schematic view of the overall structure of a steel structure beam prestress reinforcement structure in an embodiment of the application.

Fig. 2 is an enlarged view at a in fig. 1.

Fig. 3 is an exploded view of a portion of the structure of fig. 1.

Reference numerals: 1. a beam body; 2. a mounting base; 3. steel strand; 4. a pulling mechanism; 41. a limiting piece; 42. a driven bevel gear; 43. a drive assembly; 431. a fixing plate; 432. a rotating shaft; 433. a drive bevel gear; 434. a screwing part; 5. a positioning plate; 6. a positioning groove; 7. a fixed structure; 71. reinforcing the hole; 8. and fixing the column.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-3.

The embodiment of the application discloses a steel structure beam prestress reinforcement structure.

Referring to fig. 1, the steel structure beam prestress reinforcement structure is installed on the lower bottom wall of a beam body 1, and comprises two installation seats 2 fixed on the lower bottom surface of the beam body 1, a steel strand 3 penetrating between the two installation seats 2 and a pulling mechanism 4 arranged on the installation seats 2 and used for pulling and fastening the end parts of the steel strand 3.

In this embodiment, referring to fig. 1, two mounting seats 2 are fixed on the lower bottom wall of the beam body 1 by adopting a bolt fixing manner, specifically, holes are punched in the beam body 1 in advance, then the mounting seats 2 are fixedly mounted on the beam body 1 by utilizing bolts, holes penetrating through the mounting seats 2 are formed in the two mounting seats 2, two mounting seats 2 are respectively penetrated through two ends of a steel strand 3, and a pulling mechanism 4 is mounted on one of the mounting seats 2 and used for pulling the steel strand 3, so that prestress on the steel strand 3 is increased.

Referring to fig. 1 and 2, the pulling mechanism 4 includes a limiting member 41, an external thread, a driven bevel gear 42 and a driving assembly 43, wherein the limiting member 41 is a limiting block, the limiting block is fixed at one end of the steel strand 3 in an integrally cast manner and is mutually abutted to the side wall of the corresponding mounting seat 2, the external thread is arranged on the peripheral wall of the steel strand 3, and the driven bevel gear 42 rotates and is threadedly mounted on the steel strand 3 and is positioned on the mounting seat 2 far away from the limiting block; the driving assembly 43 can drive the driven bevel gear 42 to rotate, and the driven bevel gear 42 abutting on the mounting seat 2 can stretch and fasten the steel strand 3, so that the prestress on the steel strand 3 is increased, and the beam body 1 is stretched and reinforced.

Referring to fig. 1, 2 and 3, the driving assembly 43 includes a fixing plate 431, a rotating shaft 432, a driving bevel gear 433 and a screwing part 434, wherein a plurality of positioning plates 5 are disposed on the fixing plate 431, in this embodiment, two positioning plates 5 are disposed, positioning slots 6 are disposed on the mounting base 2 corresponding to the two positioning plates 5, and the two positioning plates 5 are respectively in one-to-one plug-in fit with the corresponding positioning slots 6;

the rotating shaft 432 is rotatably installed on the installation seat 2, the planes of the two positioning plates 5 are parallel to the length direction of the rotating shaft 432, the driving bevel gear 433 and the screwing part 434 are welded and fixed at two ends of the rotating shaft 432, and when the positioning plates 5 and the positioning grooves 6 are mutually inserted and matched, the driving bevel gear 433 is meshed with the driven bevel gear 42;

the screwing part 434 is rotated, so that the rotating shaft 432 is driven to rotate, and the rotating shaft 432 drives the driving bevel gear 433 to rotate, and the driving bevel gear 433 drives the driven bevel gear 42 engaged with the driving bevel gear 433 to rotate. In order to more conveniently rotate the contra-rotating screwing part 434, the outer peripheral wall of the contra-rotating screwing part 434 is in an outer hexagonal arrangement, and the contra-rotating screwing part 434 can be conveniently screwed through an outer hexagonal wrench, so that the driven bevel gear 42 drives the steel strand 3 to be pulled and fastened, and the structure of the beam body 1 is reinforced.

Referring to fig. 2 and 3, in order to reinforce the reinforced driven bevel gear 42, a fixing structure 7 for reinforcing the connection between the driven bevel gear 42 and the corresponding mount 2 is provided on the driven bevel gear 42 and the corresponding mount 2, and the fixing structure 7 includes a plurality of reinforcing holes 71 respectively provided on the driven bevel gear 42 and the corresponding mount 2, and fixing posts 8 are respectively inserted and fixed into the reinforcing holes 71.

The implementation principle of the prestress reinforcing structure of the steel structure cross beam in the embodiment of the application is as follows: when the beam body 1 needs to be reinforced, one end of the steel strand 3 respectively penetrates through the two mounting seats 2, then the two mounting seats 2 are fixedly mounted at the two ends of the beam body 1 by bolts, the driven bevel gear 42 is rotated, and the driven bevel gear 42 is rotated to be abutted against the corresponding mounting seats 2;

aligning the locating plate 5 on the fixing plate 431 with the corresponding locating groove 6, inserting the locating plate 5 into the locating groove 6, rotating the screwing part 434, and enabling the screwing part 434 to drive the driven bevel gear 42 to rotate, so that the pulling and fastening of the steel strand 3 are realized;

after the steel strand 3 is pulled, the fixing columns 8 are inserted into the corresponding reinforcing holes 71, so that the driven bevel gear 42 is fixedly connected with the mounting seat 2, and the steel strand 3 is pulled more firmly.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. Steel construction crossbeam prestressing force reinforced structure installs on crossbeam body (1), its characterized in that: including set up in two mount pad (2) of bottom surface under crossbeam body (1), wear to locate two steel strand wires (3) between mount pad (2) and set up in on mount pad (2) and be used for right the tip of steel strand wires (3) is pulled and is fastened and is drawn mechanism (4).

2. The steel structure beam prestressing reinforcement according to claim 1, wherein: the traction mechanism (4) comprises a limiting part (41) which is arranged at one end of the steel strand (3) and is abutted against the corresponding mounting seat (2), an external thread which is arranged on the peripheral wall of the steel strand (3), a driven bevel gear (42) which is sleeved on the other end of the steel strand (3) in a threaded manner, and a driving assembly (43) which drives the driven bevel gear (42) to rotate.

3. The steel structure beam prestressing reinforcement according to claim 2, characterized in that: the limiting piece (41) is integrally arranged on the steel strand (3).

4. The steel structure beam prestressing reinforcement according to claim 2, characterized in that: the driving assembly (43) comprises a fixed plate (431), a rotating shaft (432) rotatably mounted on the fixed plate (431), and a driving bevel gear (433) and a screwing part (434) rotatably mounted at two ends of the rotating shaft (432), wherein the driving bevel gear (433) is meshed with the driven bevel gear (42).

5. The steel structure beam prestressing reinforcement structure of claim 4, wherein: the outer peripheral wall of the screwing part (434) is arranged in an outer hexagon shape.

6. The steel structure beam prestressing reinforcement structure of claim 4, wherein: the fixing plate (431) is provided with a plurality of locating plates (5), the rotating shaft (432) is parallel to the plane of the locating plates (5), the mounting seat (2) corresponding to the fixing plate (431) is provided with a plurality of locating grooves (6), and each locating plate (5) is in one-to-one plug-in fit with each locating groove (6).

7. The steel structure beam prestressing reinforcement according to claim 2, characterized in that: the driven bevel gear (42) and the corresponding mounting seat (2) are provided with a fixing structure (7) for reinforcing connection of the driven bevel gear and the mounting seat.

8. The steel structure beam prestressing reinforcement structure of claim 7, wherein: the fixing structure (7) comprises a plurality of reinforcing holes (71) which are respectively formed in the driven bevel gear (42) and the corresponding mounting seat (2), and fixing columns (8) are respectively penetrated and fixed in the reinforcing holes (71).