Fabricated beam-slab joint reinforcing structure

Abstract

The utility model relates to the field of beam-column joint connecting structures, in particular to an assembly type beam-plate joint reinforcing structure which comprises a cross beam and a prefabricated plate, a second bolt hole is formed in the cross beam, a threaded groove is formed in the prefabricated plate, a second bolt penetrates through the second bolt hole, and the second bolt penetrates through the threaded groove. A first sliding groove and a rectangular groove are further formed in the cross beam, a C-shaped reinforcing block is arranged in the first sliding groove, an annular groove is formed in the starting end of a thread of the second bolt, a linkage block is rotationally connected into the annular groove, one end of the linkage block penetrates through the rectangular groove and is fixedly connected with the C-shaped reinforcing block, and the other end of the linkage block penetrates through the rectangular groove and is fixedly connected with the C-shaped reinforcing block. A second sliding groove is formed in one side of the prefabricated plate, a second bolt is screwed into a threaded groove through a wrench, the second bolt drives a C-shaped reinforcing block through a linkage block to move towards the interior of the second sliding groove formed in one side of the prefabricated plate along the first sliding groove, and therefore the vertical direction of a connecting joint of the cross beam and the prefabricated plate is thickened. And the longitudinal anti-pressure capability is reinforced.

Description

Technical Field

[0001] The utility model relates to the field of beam-column node connection structures, in particular to an assembled beam-slab node reinforcement structure. Background Art

[0002] At present, prefabricated assembled beams and slabs are first prefabricated in the factory, and then hoisted to the site for installation. The beams and slabs are fixed together by bolts. This node connection method is not strong enough. For this reason, we propose an assembled beam-slab node reinforcement structure. Utility Model Content

[0003] In view of the problems in the prior art, the utility model provides an assembled beam-slab node reinforcement structure.

[0004] The technical solution adopted by the utility model to solve its technical problems is: an assembled beam-slab node reinforcement structure, comprising the crossbeam and the prefabricated plate, characterized in that: a first bolt hole and a second bolt hole are provided inside the crossbeam, a threaded groove is provided inside the prefabricated plate, a No. 1 bolt is passed through the inside of the first bolt hole, the No. 1 bolt is spirally connected to the threaded groove, the crossbeam and the prefabricated plate are fixed by threaded connection, a No. 2 bolt is passed through the inside of the second bolt hole, the No. 2 bolt is spirally connected to the threaded groove, a No. 1 slide groove and a rectangular groove are provided inside the crossbeam, the No. 1 slide groove is located on one side of the crossbeam, the rectangular groove is located between the second bolt hole and the No. 1 slide groove, the rectangular groove connects the second bolt hole with the No. 1 slide groove, a C-shaped reinforcement block is provided inside the No. 1 slide groove, an annular groove is provided at the starting end of the thread of the No. 2 bolt, and a linkage block is rotatably connected inside the annular groove, one end of the linkage block passes through the rectangular groove and is fixedly connected to the C-shaped reinforcement block, and a No. 2 slide groove is provided on one side of the prefabricated plate;

[0005] Specifically, the number of the thread grooves is equal to the total number of the first bolt holes and the second bolt holes;

[0006] Specifically, the size of the No. 1 chute is the same as the size of the No. 2 chute opened on one side of the prefabricated board;

[0007] Specifically, a No. 1 C-shaped convex block groove is provided on the upper end surface of one side of the C-shaped reinforcement block, and a rectangular block is fixed to the inner side wall of the upper end of the No. 1 C-shaped convex block groove;

[0008] Specifically, a limited telescopic rod is fixed inside the first C-shaped convex block groove, a spring is sleeved on the outer wall of the limited telescopic rod, and a convex block is fixed at one end of the limited telescopic rod;

[0009] Specifically, the bump is located inside the first C-shaped bump groove;

[0010] Specifically, one end of the projection is designed as a wedge-shaped surface;

[0011] Specifically, a second C-shaped protrusion groove is opened inside the prefabricated plate, and the second C-shaped protrusion groove is communicated with a second slide groove opened on one side of the prefabricated plate.

[0012] Beneficial effects of the utility model:

[0013] (1) The utility model discloses an assembled beam-slab node reinforcement structure, wherein a second bolt hole is provided inside the crossbeam, a threaded groove is provided inside the prefabricated plate, a No. 2 bolt is passed through the second bolt hole, and the No. 2 bolt is spirally connected to the threaded groove. A No. 1 slide groove and a rectangular groove are provided inside the crossbeam, and the rectangular groove connects the second bolt hole with the No. 1 slide groove. A C-shaped reinforcement block is provided inside the No. 1 slide groove, an annular groove is provided at the starting end of the thread of the No. 2 bolt, and a linkage block is rotatably connected inside the annular groove, and one end of the linkage block passes through the rectangular groove and is screwed to the C The C-shaped reinforcement block is fixedly connected, and a No. 2 slide groove is opened on one side of the prefabricated plate. The No. 2 bolt is tightened into the threaded groove by a wrench or other tools, and the No. 2 bolt drives the connecting block to move along the rectangular groove toward one side of the prefabricated plate, and the connecting block drives the C-shaped reinforcement block to move along the No. 1 slide groove toward the inside of the No. 2 slide groove opened on one side of the prefabricated plate, thereby thickening the vertical direction of the connection node between the crossbeam and the prefabricated plate, and strengthening the longitudinal compressive resistance. In addition, the two ends of the C-shaped reinforcement block are in the No. 2 slide groove, which can ensure that the prefabricated plate is limited in the direction perpendicular to the two ends of the C-shaped reinforcement block so that it will not deviate.

[0014] (2) The utility model discloses an assembled beam-slab node reinforcement structure, in which a No. 1 C-shaped protrusion groove is provided on the upper end surface of one side of a C-shaped reinforcement block, a limiting telescopic rod is fixed inside the No. 1 C-shaped protrusion groove, a protrusion is fixed at one end of the limiting telescopic rod, and a No. 2 C-shaped protrusion groove is provided inside the prefabricated plate. When the No. 1 C-shaped protrusion groove moves with the C-shaped reinforcement block to the top of the No. 2 C-shaped protrusion groove, the protrusion is no longer squeezed by the inner wall of the No. 2 slide groove, and most of the protrusion is pushed into the No. 2 C-shaped protrusion groove under the restoring force of the spring, thereby further locking and fixing the beam and the prefabricated plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0016] Figure 1 A three-dimensional diagram of the overall structure provided by the utility model;

[0017] Figure 2 A cross-sectional view of the overall structure provided by the utility model from a first perspective;

[0018] Figure 3A cross-sectional view of the overall structure provided by the utility model from a second perspective;

[0019] Figure 4 A structural relationship diagram of a C-shaped reinforcement block and a linkage block provided by the utility model;

[0020] Figure 5 A three-dimensional diagram of the crossbeam provided by the utility model;

[0021] Figure 6 for Figure 2 Enlarged view of area a in the middle;

[0022] Figure 7 for Figure 3 Enlarged view of area b.

[0023] In the figure: cross beam 1, first bolt hole 11, second bolt hole 12, No. 1 slide groove 13, rectangular groove 14, prefabricated plate 2, threaded groove 21, No. 2 C-shaped protrusion groove 22, C-shaped reinforcement block 3, No. 1 C-shaped protrusion groove 31, linkage block 32, limiting telescopic rod 33, spring 34, rectangular block 35, protrusion 36, No. 1 bolt 4, No. 2 bolt 5. DETAILED DESCRIPTION

[0024] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0025] like Figure 1-Figure 7As shown, the utility model describes an assembled beam-slab node reinforcement structure, comprising the crossbeam 1 and the prefabricated plate 2, characterized in that: the interior of the crossbeam 1 is provided with a first bolt hole 11 and a second bolt hole 12, the number of the threaded grooves 21 is equal to the total number of the first bolt hole 11 and the second bolt hole 12, the interior of the prefabricated plate 2 is provided with a threaded groove 21, the interior of the first bolt hole 11 is penetrated by a No. 1 bolt 4, the No. 1 bolt 4 is spirally connected to the threaded groove 21, the crossbeam 1 and the prefabricated plate 2 are fixed by threaded connection, and the second bolt hole 12 is A No. 2 bolt 5 is passed through the interior, and the No. 2 bolt 5 is spirally connected to the thread groove 21. A No. 1 slide groove 13 and a rectangular groove 14 are provided inside the crossbeam 1. The No. 1 slide groove 13 is located on one side of the crossbeam 1, and the rectangular groove 14 is located between the second bolt hole 12 and the No. 1 slide groove 13. The rectangular groove 14 connects the second bolt hole 12 with the No. 1 slide groove 13. The size of the No. 1 slide groove 13 is the same as the size of the No. 2 slide groove provided on one side of the prefabricated plate 2. The rectangular groove 14 can limit the linkage block 32 to prevent the No. 2 bolt 5 from rotating when the No. 2 bolt 5 is engaged with the linkage block 32. The friction force generated by the block 32 will drive the linkage block 32 to deflect, and a C-shaped reinforcement block 3 is arranged inside the No. 1 slide groove 13, and an annular groove is provided at the starting end of the thread of the No. 2 bolt 5, and a linkage block 32 is rotatably connected inside the annular groove, and one end of the linkage block 32 passes through the rectangular groove 14 and is fixedly connected to the C-shaped reinforcement block 3, and a No. 2 slide groove is provided on one side of the prefabricated plate 2, and the No. 2 bolt 5 is tightened into the thread groove 21 by a tool such as a wrench, and the No. 2 bolt 5 drives the linkage block 32 to move along the rectangular groove 14 toward one side of the prefabricated plate 2, and the linkage block 32 drives the C-shaped reinforcement The block 3 moves along the No. 1 slide groove 13 to the inside of the No. 2 slide groove opened on one side of the prefabricated panel 2. When the No. 2 bolt 5 is completely screwed into the inside of the threaded groove 21, one side of the C-shaped reinforcement block 3 just fits with the inner wall of the No. 2 slide groove. At this time, a part of the C-shaped reinforcement block 3 is still located inside the No. 1 slide groove 13, thereby thickening the vertical direction of the connection node between the beam 1 and the prefabricated panel 2, and strengthening the longitudinal compressive strength. In addition, the two ends of the C-shaped reinforcement block 3 are in the No. 2 slide groove, which can ensure that the prefabricated panel 2 is limited in the direction perpendicular to the two ends of the C-shaped reinforcement block 3 so that it will not deviate.

[0026] A No. 1 C-shaped convex groove 31 is provided on the upper end surface of one side of the C-shaped reinforcement block 3. A rectangular block 35 is fixed to the inner side wall of the upper end of the No. 1 C-shaped convex groove 31. A limiting telescopic rod 33 is fixed inside the No. 1 C-shaped convex groove 31. A spring 34 is sleeved on the outer wall of the limiting telescopic rod 33. The limiting telescopic rod 33 limits the spring 34 in the vertical direction. A convex block 36 is fixed to one end of the limiting telescopic rod 33. The rectangular block 35 limits the convex block 36 to prevent the convex block 36 from escaping from the No. 1 C-shaped convex groove 31. The convex block 36 is located inside the No. 1 C-shaped convex groove 31. A No. 2 C-shaped convex groove 31 is provided inside the prefabricated plate 2. shaped protruding groove 22, the second C-shaped protruding groove 22 is communicated with the second slide groove opened on one side of the prefabricated plate 2, when the C-shaped reinforcement block 3 moves from the first slide groove 13 to the second slide groove, the protruding block 36 is squeezed by the inner walls of the first slide groove 13 and the second slide groove in turn, the protruding block 36 is located inside the first C-shaped protruding groove 31, and the spring 34 is in an extruded state. When the first C-shaped protruding groove 31 moves with the C-shaped reinforcement block 3 to the top of the second C-shaped protruding groove 22, the protruding block 36 is no longer squeezed by the inner wall of the second slide groove, and under the restoring force of the spring 34, most of the protruding block 36 is pushed into the second C-shaped protruding groove 22, thereby further locking and fixing the crossbeam 1 and the prefabricated plate 2;

[0027] One end of the protrusion 36 is designed with a wedge-shaped surface, which allows the C-shaped reinforcement block 3 to move from the No. 1 slide groove 13 to the No. 2 slide groove. When the protrusion 36 is located in the middle position between the No. 1 slide groove 13 and the No. 2 slide groove, the spring 34 pushes the protrusion 36 out of the No. 1 C-shaped protrusion groove 31. At this time, the C-shaped reinforcement block 3 still keeps moving toward the side of the No. 2 slide groove. When the protrusion 36 moves to the slot of the No. 2 slide groove, the protrusion 36 will not be blocked. The protrusion 36 will be compressed into the No. 1 C-shaped protrusion groove 31 by the slot of the No. 2 slide groove along the wedge-shaped surface at one end thereof.

[0028] The above shows and describes the basic principles, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions in the specification are only to illustrate the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the protection required by the utility model. The scope of protection required by the utility model is defined by the attached claims and their equivalents.

Claims

1. An assembled beam-slab node reinforcement structure, comprising a crossbeam (1) and a prefabricated slab (2), characterized in that: The crossbeam (1) is provided with a first bolt hole (11) and a second bolt hole (12) inside, the prefabricated plate (2) is provided with a threaded groove (21), a No. 1 bolt (4) is passed through the first bolt hole (11), the No. 1 bolt (4) is spirally connected to the threaded groove (21), the crossbeam (1) and the prefabricated plate (2) are fixed by threaded connection, a No. 2 bolt (5) is passed through the second bolt hole (12), the No. 2 bolt (5) is spirally connected to the threaded groove (21), the crossbeam (1) is provided with a No. 1 slide groove (13) and a rectangular groove (14), the No. 1 slide groove (13) and the rectangular groove (14) are provided inside, ... The groove (13) is located on one side of the crossbeam (1), the rectangular groove (14) is located between the second bolt hole (12) and the first slide groove (13), the rectangular groove (14) connects the second bolt hole (12) with the first slide groove (13), a C-shaped reinforcement block (3) is arranged inside the first slide groove (13), an annular groove is provided at the starting end of the thread of the second bolt (5), and a linkage block (32) is rotatably connected inside the annular groove, one end of the linkage block (32) passes through the rectangular groove (14) and is fixedly connected to the C-shaped reinforcement block (3), and a second slide groove is provided on one side of the prefabricated plate (2).

2. The assembled beam-slab node reinforcement structure according to claim 1 is characterized in that: The number of the thread grooves (21) is equal to the total number of the first bolt holes (11) and the second bolt holes (12).

3. The assembled beam-slab node reinforcement structure according to claim 1, characterized in that: The size of the No. 1 slide groove (13) is the same as the size of the No. 2 slide groove opened on one side of the prefabricated plate (2).

4. The assembled beam-slab node reinforcement structure according to claim 1, characterized in that: A No. 1 C-shaped convex block groove (31) is provided on the upper end surface of one side of the C-shaped reinforcement block (3), and a rectangular block (35) is fixed to the inner side wall of the upper end of the No. 1 C-shaped convex block groove (31).

5. The assembled beam-slab node reinforcement structure according to claim 4 is characterized in that: A limiting telescopic rod (33) is fixed inside the first C-shaped protruding block groove (31), a spring (34) is sleeved on the outer wall of the limiting telescopic rod (33), and a protruding block (36) is fixed at one end of the limiting telescopic rod (33).

6. The assembled beam-slab node reinforcement structure according to claim 5, characterized in that: The protrusion (36) is located inside the first C-shaped protrusion groove (31).

7. The assembled beam-slab node reinforcement structure according to claim 6 is characterized in that: One end of the projection (36) is designed as a wedge-shaped surface.

8. The assembled beam-slab node reinforcement structure according to claim 1, characterized in that: A second C-shaped protruding groove (22) is provided inside the prefabricated plate (2), and the second C-shaped protruding groove (22) is communicated with a second sliding groove provided on one side of the prefabricated plate (2).

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