CN213268581U

CN213268581U - Reinforcing structure for opening steel beam web

Info

Publication number: CN213268581U
Application number: CN202021813882.0U
Authority: CN
Inventors: 张亚鑫; 张珂; 彭辰群
Original assignee: Guangzhou Hengding Construction Engineering Co ltd
Current assignee: Guangzhou Hengding Construction Engineering Co ltd
Priority date: 2020-08-25
Filing date: 2020-08-25
Publication date: 2021-05-25
Anticipated expiration: 2030-08-25

Abstract

The utility model belongs to the technical field of the reinforced (rfd) technique of steel construction and specifically relates to a reinforcing structure that girder steel web opened hole, it is including setting up the supporting component in the both sides of girder steel web threading hole department respectively, supporting component is used for supporting the two pterygoid laminas of girder steel, two supporting component demountable installation is respectively in the both sides of web, two supporting component can dismantle fixed connection through a coupling assembly. This application has the effect that makes things convenient for the staff to open the hole position to carry out the reinforcement processing to the web.

Description

Reinforcing structure for opening steel beam web

Technical Field

The application relates to the technical field of steel structure reinforcement, in particular to a reinforcing structure for a steel beam web plate opening.

Background

Based on the needs of building functions, holes are often formed in steel beam webs for ventilation, air conditioning, heating, water supply and drainage pipes and other pipelines in building structures to pass through. But the effective section of the steel beam is weakened due to the existence of the holes, so that the self-bearing capacity is reduced. Therefore, a reinforcing structure is required to reinforce the steel beam.

As shown in fig. 1, the existing reinforcing structure for opening a steel beam web comprises one or more reinforcing steel plates 22 arranged at a threading hole 2 of a web 1, wherein the reinforcing steel plates 22 are arranged at one side or two sides of the web 1; the periphery of each reinforcing steel plate 22 is fixedly connected with the web plate 1 through welding to form a single reinforcing plate superposed structure or a double reinforcing plate superposed structure; the reinforcing steel plate 22 is provided with a reinforcing hole 23, the size and shape of the reinforcing hole 23 are the same as those of the threading hole 2 at the butt joint part, and the reinforcing hole 23 is aligned with and communicated with the threading hole 2.

Aiming at the related technology, the reinforcing steel plate needs to be welded on the web plate, so that the operation is troublesome and the construction difficulty is high.

SUMMERY OF THE UTILITY MODEL

For the convenience of staff to open the hole position to the web and carry out the reinforcement processing, this application provides a reinforcing structure that hole was opened to girder steel web.

The application provides a pair of steel beam web opens reinforcement structure in hole adopts following technical scheme:

the utility model provides a reinforcing structure in hole is opened to girder steel web, is including setting up the supporting component in the both sides of girder steel web threading hole department respectively, the supporting component is used for supporting the two pterygoid laminas of girder steel, two the supporting component is demountable installation respectively in the both sides of web, two the supporting component can dismantle fixed connection through a connecting element.

Through adopting the above technical scheme, during the installation, the staff is with a supporting component demountable installation in one side of girder steel web earlier, then connect two supporting components and fix through coupling assembling, then with another supporting component demountable installation in the opposite side of girder steel web, make two supporting components support in the both sides of girder steel web threading hole department, thereby realized the stiffening effect that the supporting component opened the hole to the girder steel web, supporting component's demountable installation and coupling assembling's demountable fixed connection, and is simple and convenient to operate, be favorable to the staff to install and dismantle.

Preferably, the support assembly comprises a first support block and a second support block, the first support block is connected with the second support block through a connecting piece, the connecting piece comprises a support rod and a first sleeve, the side wall of the first support block, facing one side of the second support block, is fixedly connected with one end of the first sleeve, the side wall of the second support block, facing one side of the first support block, is fixedly connected with one end of the support rod, far away from the second support block, is spliced with the first sleeve, one end of the first sleeve, far away from the first support block, is rotatably connected with a rotating block, and the support rod is in threaded connection with the rotating block; the end face, departing from the first sleeve, of the first supporting block is used for abutting against a wing plate on one side; the end face of the second supporting block, which deviates from the supporting rod, is used for abutting against a wing plate on the other side.

Through adopting above-mentioned technical scheme, during the installation, the staff rotates the turning block earlier, make the bracing piece remove and drive the second supporting shoe and remove towards the direction of being close to first supporting shoe in first sleeve, when the distance between first supporting shoe and the second supporting shoe is less than the distance between two pterygoid laminas of girder steel, the staff places the supporting component between two pterygoid laminas, and the antiport turning block, make the bracing piece remove and drive the second supporting shoe towards the direction of keeping away from first supporting shoe outside first sleeve, until first supporting shoe and second supporting shoe respectively two pterygoid laminas of butt, and first supporting shoe supports mutually supporting and supports two pterygoid laminas of tight, the stiffening effect of supporting component to girder steel web threading hole department has been realized.

Preferably, the bracing piece with two stoppers of the tip fixedly connected with of first sleeve grafting one end, and two stopper edges the axis of bracing piece is the symmetry setting, two spacing grooves have been seted up in the correspondence of first telescopic inside wall, the length direction of spacing groove with first telescopic length direction is the same, the stopper with the cooperation of sliding of spacing groove.

Through adopting above-mentioned technical scheme, the setting of stopper and spacing groove is favorable to the bracing piece to slide along first telescopic length direction.

Preferably, the lateral wall fixedly connected with two fixed blocks of turning block, and two the fixed block is followed the axis of turning block is the symmetry setting.

Through adopting above-mentioned technical scheme, the setting of fixed block makes things convenient for the staff to rotate the commentaries on classics piece through the fixed block.

Preferably, two opposite side walls of the wing plates are respectively and correspondingly provided with positioning grooves for the first supporting block and the second supporting block to be inserted.

Through adopting above-mentioned technical scheme, the setting of constant head tank is favorable to improving the steadiness that first supporting shoe and pterygoid lamina and second supporting shoe are connected with the pterygoid lamina.

Preferably, coupling assembling includes second sleeve and dead lever, the telescopic one end of second and one of them first supporting shoe orientation one side fixed connection of second supporting shoe, the one end and another of dead lever first supporting shoe orientation one side fixed connection of second supporting shoe, the other end fixedly connected with connecting rod of dead lever, the other end of connecting rod passes the through wires hole of web, just the connecting rod pass the one end lateral wall of through wires hole through a grafting subassembly with fixed connection can be dismantled to the second sleeve.

Through adopting above-mentioned technical scheme, during the installation, the staff installs the supporting component of web both sides in the constant head tank of web both sides respectively earlier, and the through wires hole of the one end web of connecting rod this moment is located second sleeve below, and the staff passes through the grafting subassembly with second sleeve and connecting rod fixed connection to realize coupling assembling to the supporting component's of web both sides the connection effect, be favorable to further improving the steadiness of supporting component and pterygoid lamina butt.

Preferably, the plug assembly comprises an insertion rod, one end of the insertion rod extends into the second sleeve and is connected with the second sleeve in a sliding manner, and the other part of the insertion rod can extend out of the second sleeve; the connecting rod passes the lateral wall of threading hole one end and offers a plurality of jacks that supply the inserted bar is pegged graft.

Through adopting above-mentioned technical scheme, the setting of the inserted bar with the jack grafting complex has realized that the grafting subassembly is to the fixed connection dismantled of second sleeve and connecting rod

Preferably, the inserted bar is located the lateral wall fixedly connected with slide bar of one end in the second sleeve, the telescopic lateral wall of second corresponds run through set up with the slide bar complex spout that slides, the length direction of spout with the moving direction of inserted bar is the same, just the slide bar is kept away from the one end of inserted bar stretch out outside the telescopic lateral wall of second.

Through adopting above-mentioned technical scheme, the setting of slide bar makes things convenient for the staff to drive the inserted bar through the slide bar and slides, has improved the convenience that the staff removed the inserted bar.

Preferably, the plug-in components includes the spring, the one end of spring with the inserted bar is located the tip fixed connection in the second sleeve, the other end of spring with the lateral wall fixed connection of first supporting block, work as the inserted bar with when the jack is pegged graft, the spring is in natural state.

Through adopting above-mentioned technical scheme, when inserted bar and jack were pegged graft, the spring was in natural state, and the setting of spring is favorable to improving the steadiness that inserted bar and jack were pegged graft.

To sum up, the application comprises the following beneficial technical effects:

during the installation, the staff installs one of them supporting component in one side of web earlier, make first supporting shoe and second supporting shoe do the motion of keeping away from each other and offset with the constant head tank of both sides this moment through the connecting piece, staff's rethread coupling assembling is with the supporting component fixed connection of web both sides this moment, then the step of staff's repeated installation supporting component, with install the supporting component of web opposite side between two pterygoid laminas, welded operation has been saved in the setting like this, be favorable to improving the convenience of the reinforcement structure installation that the girder steel web opened the hole.

Drawings

FIG. 1 is a schematic structural diagram of a reinforcing structure for a beam web opening in the prior art.

FIG. 2 is a schematic structural diagram of one side of a reinforcing structure for a steel beam web opening in the present application.

FIG. 3 is a cross-sectional structural view of a beam web holed reinforcement structure of the present application.

Fig. 4 is an enlarged view of a portion a in fig. 3.

FIG. 5 is a schematic structural view of the other side of the reinforcing structure for a beam web opening in the present application.

Description of reference numerals: 1. a web; 2. threading holes; 3. a wing plate; 4. a first support block; 5. a second support block; 6. a support bar; 7. a first sleeve; 71. a connecting portion; 72. a limiting part; 8. rotating the block; 81. a groove; 811. a connecting groove portion; 812. a limiting groove part; 9. a threaded through hole; 10. positioning a groove; 11. a fixed block; 12. a limiting block; 13. a limiting groove; 14. inserting a rod; 15. a connecting rod; 16. a second sleeve; 17. a slide bar; 18. a chute; 19. fixing the rod; 20. a jack; 21. a spring; 22. a reinforcing steel plate; 23. and (7) reinforcing the holes.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

The embodiment of the application discloses reinforcing structure that girder steel web opened a hole uses in the reinforcement field of I-shaped girder steel. Referring to fig. 2, the i-shaped steel beam includes a vertically arranged web 1, and the upper and lower ends of the web 1 are respectively and fixedly connected with wing plates 3 which are horizontally arranged. The lateral surface of the web plate 1 is provided with a threading hole 2 in a penetrating way. The reinforcing structure that the hole was opened to the girder steel web is including setting up in two supporting components in the both sides of the through wires hole 2 department of web 1, and two supporting components are used for supporting two pterygoid laminas 3 of girder steel, and two supporting components are demountable installation respectively in the both sides of web 1, and two supporting components can dismantle fixed connection through a connecting element.

One of the support assemblies is taken as an example for explanation, and the other support assembly is not described in detail. Referring to fig. 2 and 3, the support assembly includes a first support block 4 and a second support block 5, the first support block 4 and the second support block 5, and the first support block 4 and the second support block 5 are each in the shape of a long plate. And the first supporting block 4 and the second supporting block 5 are both horizontally arranged. First supporting shoe 4 is connected through a connecting piece with second supporting shoe 5, in this embodiment, the connecting piece includes the bracing piece 6 of two vertical settings and the first sleeve 7 of two vertical settings, the one end of two first sleeves 7 all with first supporting shoe 4 towards the lateral wall fixed connection of second supporting shoe 5 one side, two first sleeves 7 are the symmetry setting along the vertical central line of first supporting shoe 4, and two first sleeves 7 all are the dislocation set with the through wires hole 2 of web 1. One end of the support rod 6 is fixedly connected with the side wall of the second support block 5 facing to one side of the first support block 4, and the other end of the support rod 6 is connected with the first sleeve 7 in a sliding manner. The end part, far away from the first supporting block 4, of the first sleeve 7 is rotatably connected with a rotating block 8, the rotating block 8 has a certain thickness, and the supporting rod 6 is in threaded connection with the rotating block 8.

Referring to fig. 3 and 4, one end of the first sleeve 7 facing away from the first support block 4 is provided with a connecting portion 71 and a limiting portion 72. The stopper 72 is substantially annular. One end of the connecting portion 71 is fixedly connected to the end of the first sleeve 7, the other end of the connecting portion 71 is fixedly connected to the limiting portion 72, and the cross-sectional width of the limiting portion 72 in the vertical direction is greater than the cross-sectional width of the connecting portion 71 in the vertical direction. The rotating block 8 is correspondingly provided with a groove 81 which is rotatably matched with the connecting part 71 and the limiting part 72, the groove 81 comprises a connecting groove part 811 and a limiting groove part 821 which are communicated with each other, one end of the connecting groove part 811 penetrates through the side wall of the rotating block 8, the other end of the connecting groove part 811 is communicated with one end of the limiting groove part 821, and the width of the limiting groove part 821 is larger than that of the connecting groove part 811. The connecting portion 71 is located in the connecting groove portion 811 of the recess 81, the side wall of the stopper portion 72 abuts against the groove wall of the stopper groove portion 821, and the stopper portion 72 is rotatably connected in the stopper groove portion 812. The arrangement is such that the turning block 8 is rotationally connected with the first sleeve 7 and is not easily disengaged from the first sleeve 7. Two end faces of the rotating block 8 are provided with threaded through holes 9 for the fixing rod 19 to be inserted, the threaded through holes 9 are communicated with the first sleeve 7, the side wall of the fixing rod 19 is correspondingly provided with threads matched with the threaded through holes 9 in a screwed mode, and the supporting rod 6 is in threaded connection with the rotating block 8 through the threaded through holes 9, so that the rotating block 8 drives the supporting rod 6 to move along the direction towards or away from the first sleeve 7.

During the installation, the staff rotates through two turning blocks 8 that the drive lies in web 1 with one side and in order to drive two bracing pieces 6 along the orientation or keep away from the direction synchronous motion of first sleeve 7 for two bracing pieces 6 drive first supporting shoe 4 along being close to or keeping away from the direction removal of second supporting shoe 5, thereby realized supporting component support pterygoid lamina 3 or break away from pterygoid lamina 3.

More specifically, the mutually facing side walls of the two wing plates 3 are respectively and correspondingly provided with a positioning groove 10 for the first supporting block 4 and the second supporting block 5 to be inserted. On one hand, the arrangement of the positioning groove 10 improves the abutting areas of the first supporting block 4 and the wing plate 3 and the second supporting block 5 and the wing plate 3, so that the abutting stability of the first supporting block 4 and the wing plate 3 and the abutting stability of the second supporting block 5 and the wing plate 3 are improved; on the other hand, the positioning grooves 10 are beneficial to the positioning function when the first supporting block 4 and the second supporting block 5 are installed.

Referring to fig. 2, in order to facilitate the rotation of the rotating block 8 by the worker, two fixing blocks 11 are fixedly connected to the side wall of the rotating block 8, and the two fixing blocks 11 are symmetrically arranged along the axis of the rotating block 8.

Referring to fig. 3, in order to improve the stability that bracing piece 6 removed relative first sleeve 7, bracing piece 6 and two stopper 12 of lateral wall fixedly connected with of the one end of pegging graft of first sleeve 7, two stopper 12 are the symmetry setting along the axis of bracing piece 6, and two stopper 12 deviate from the side of turning block 8 one side and flush with the terminal surface of bracing piece 6, two spacing grooves 13 have been seted up to the inside wall correspondence of first sleeve 7, the length direction of spacing groove 13 is the same with the length direction of first sleeve 7, stopper 12 and spacing groove 13 cooperation of sliding.

Referring to fig. 2 and 5, the connecting assembly includes a second sleeve 16 and a fixing rod 19, one end of the second sleeve 16 is fixedly connected to one side of one of the first support blocks 4 facing the second support block 5, and one end of the fixing rod 19 is fixedly connected to one side of the other first support block 4 facing the second support block 5. The other end fixedly connected with connecting rod 15 of dead lever 19, the other end of connecting rod 15 passes through the through wires hole 2 of web 1, and connecting rod 15 passes through the one end lateral wall of through wires hole 2 and can dismantle fixed connection through a grafting subassembly and second sleeve 16.

Referring to fig. 2, the plug assembly includes a plug rod 14, one end of the plug rod 14 extends into the second sleeve 16 and is slidably connected with the second sleeve 16, and another part of the plug rod 14 can extend out of the second sleeve 16; a sliding rod 17 is fixedly connected to the side wall of one end of the inserted link 14 close to the first supporting block 4, a sliding groove 18 which is in sliding fit with the sliding rod 17 is correspondingly formed in the side wall of the second sleeve 16, and the length direction of the sliding groove 18 is the same as the moving direction of the inserted link 14. The connecting rod 15 passes through the lateral wall of the threading hole 2 one end and is provided with a plurality of jacks 20 for the insertion of the insertion rod 14, and the jacks 20 are arranged at equal intervals along the length direction of the fixing rod 19.

During installation, a worker pushes the sliding rod 17 to drive the inserting rod 14 to slide towards the direction in the second sleeve 16, when the inserting rod 14 slides into the second sleeve 16, the worker enables the connecting rod 15 on the other side of the web plate 1 to penetrate through the threading hole 2 and enables the inserting hole 20 to be aligned with the second sleeve 16, the worker pushes the pushing rod 14 to slide towards the direction in the inserting hole 20 at the moment until the inserting rod 14 is inserted into the inserting hole 20, the inserting rod 14 is partially located in the second sleeve 16 at the moment, and the other part of the inserting rod 14 is located in the inserting hole 20, so that the connecting effect of the connecting component on the two supporting components on the two sides of the web plate 1 is achieved.

Referring to fig. 3, in order to improve the stability of the insertion rod 14 into the insertion hole 20. One end of the inserted bar 14 located in the second sleeve 16 is provided with a spring 21, one end of the spring 21 is fixedly connected with the end of the inserted bar 14 located in the second sleeve 16, the other end of the spring 21 is fixedly connected with the side wall of the first supporting block 4, and when the inserted bar 14 is inserted into the insertion hole 20, the spring 21 is in a natural state.

The specific implementation principle is as follows:

during the installation, the staff installs the supporting component who is connected with second sleeve 16 in one side of web 1 earlier, it is concrete, the staff rotates through two turning blocks 8 of drive web 1 with one side for first supporting shoe 4 and second supporting shoe 5 do the removal of keeping away from each other under the threaded connection effect of bracing piece 6 and turning block 8, until first supporting shoe 4 and second supporting shoe 5 correspond respectively with two pterygoid lamina 3 on constant head tank 10 peg graft, and make first supporting shoe 4 and second supporting shoe 5 mutually support two pterygoid laminas 3 tightly, the staff promotes slide bar 17 this moment and drives inserted bar 14 and slide to second sleeve 16 in and compression spring 21. Then the staff passes through the through wires hole 2 of web 1 with connecting rod 15 on another group's supporting component, and make jack 20 aim at with inserted bar 14, the staff loosens slide bar 17 this moment, under the effect of spring 21 elasticity, inserted bar 14 slides and pegs graft with jack 20 towards the direction in the jack 20 rapidly, the staff repeated installation supporting component's of step will be connected with dead lever 19 at this moment the supporting component of installing in the opposite side of web 1, accomplish the installation of the reinforcement structure that girder steel web 1 opened a hole, set up the welding process who has saved the staff like this, make things convenient for the staff to install the reinforcement structure.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a reinforcing structure in hole is opened to girder steel web which characterized in that: including setting up respectively in the supporting component of the both sides of girder steel web (1) through wires hole (2) department, supporting component is used for supporting two pterygoid laminas (3) of girder steel, two supporting component demountable installation respectively in the both sides of web (1), two fixed connection can be dismantled through a connecting element to the supporting component.

2. The steel beam web hole reinforcement structure of claim 1, wherein: the supporting component comprises a first supporting block (4) and a second supporting block (5), the first supporting block (4) is connected with the second supporting block (5) through a connecting piece, the connecting piece comprises a supporting rod (6) and a first sleeve (7), the side wall of one side of the first supporting block (4) facing the second supporting block (5) is fixedly connected with one end of the first sleeve (7), the side wall of one side of the second supporting block (5) facing the first supporting block (4) is fixedly connected with one end of the supporting rod (6), one end of the support rod (6) far away from the second support block (5) is inserted into the first sleeve (7), one end, far away from the first supporting block (4), of the first sleeve (7) is rotatably connected with a rotating block (8), and the supporting rod (6) is in threaded connection with the rotating block (8); the end face, departing from the first sleeve (7), of the first supporting block (4) is used for abutting against the wing plate (3) on one side; the end face, deviating from the support rod (6), of the second support block (5) is used for abutting against the wing plate (3) on the other side.

3. The steel beam web hole reinforcement structure of claim 2, wherein: bracing piece (6) with two stopper (12) of tip fixedly connected with of first sleeve (7) grafting one end, and two stopper (12) are followed the axis of bracing piece (6) is the symmetry and sets up, two spacing grooves (13) have been seted up in the inside wall correspondence of first sleeve (7), the length direction of spacing groove (13) with the length direction of first sleeve (7) is the same, stopper (12) with spacing groove (13) cooperation of sliding.

4. The steel beam web hole reinforcement structure of claim 3, wherein: the lateral wall fixedly connected with two fixed blocks (11) of turning block (8), and two fixed block (11) are followed the axis of turning block (8) is the symmetry setting.

5. The steel beam web hole reinforcement structure of claim 4, wherein: two opposite side walls of the wing plates (3) are respectively and correspondingly provided with positioning grooves (10) for the first supporting block (4) and the second supporting block (5) to be spliced.

6. The steel beam web hole reinforcement structure of claim 2, wherein: coupling assembling includes second sleeve (16) and dead lever (19), the one end and one of them of second sleeve (16) first supporting shoe (4) orientation one side fixed connection of second supporting shoe (5), the one end and another of dead lever (19) first supporting shoe (4) orientation one side fixed connection of second supporting shoe (5), the other end fixedly connected with connecting rod (15) of dead lever (19), the other end of connecting rod (15) passes through wire hole (2) of web (1), just connecting rod (15) pass through the one end lateral wall of wire hole (2) through a grafting subassembly with fixed connection can be dismantled to second sleeve (16).

7. The steel beam web hole reinforcement structure of claim 6, wherein: the plug-in assembly comprises a plug rod (14), one end of the plug rod (14) extends into the second sleeve (16) and is connected with the second sleeve (16) in a sliding manner, and the other part of the plug rod (14) can extend out of the second sleeve (16); the connecting rod (15) penetrates through the side wall at one end of the threading hole (2) and is provided with a plurality of jacks (20) for the insertion of the insertion rods (14).

8. The steel beam web hole reinforcement structure of claim 7, wherein: the utility model discloses a slide bar (14) for the automobile seat, including first sleeve (16), inserted bar (14) and second sleeve (16), the lateral wall fixedly connected with slide bar (17) of one end in the second sleeve (16), the lateral wall of second sleeve (16) correspond run through seted up with slide bar (17) sliding fit's spout (18), the length direction of spout (18) with the moving direction of inserted bar (14) is the same, just slide bar (17) are kept away from the one end of inserted bar (14) stretch out in outside the lateral wall of second sleeve (16).

9. The steel beam web hole reinforcement structure of claim 8, wherein: the plug-in connection subassembly includes spring (21), the one end of spring (21) with inserted bar (14) are located tip fixed connection in second sleeve (16), the other end of spring (21) with the lateral wall fixed connection of first supporting block (4), work as inserted bar (14) with when jack (20) are pegged graft, spring (21) are in natural state.