Prefabricated superposed beam assembly structure

Abstract

The utility model discloses a prefabricated superposed beam assembly structure, which belongs to the technical field of constructional engineering and comprises a prefabricated superposed beam main body, a reinforcement cage is arranged in the prefabricated superposed beam main body, a connecting reinforcement is arranged at the upper end of the reinforcement cage, and the connecting reinforcement is fixedly connected with the reinforcement cage through a ribbon. One side of the prefabricated superposed beam body is installed on the side edge of the prefabricated column beam, the prefabricated superposed beam body and the prefabricated column beam are fixedly connected through the superposed beam splicing structure, and the side edge of the superposed beam splicing structure is fixedly connected with the reinforcing structure. By arranging the structure capable of splicing the prefabricated superposed beam main body and the prefabricated column beam, the firmness of the prefabricated superposed beam main body after installation and fixation can be improved, the problem that the stability of the prefabricated superposed beam main body after installation is poor is avoided, and by arranging the reinforcing structure, the stability of the prefabricated superposed beam main body is improved. And the mounting firmness between the I-shaped plate and the splicing frame can be further improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of building engineering, and specifically relates to a prefabricated composite beam assembly structure. Background Art

[0002] The production process of prefabricated composite beams is divided into two stages: the first stage is to produce prefabricated beams in the prefabrication yard; the second stage is carried out at the construction site. After the prefabricated beams are hoisted and placed, the upper concrete is poured to connect them with the prefabricated beams into a whole.

[0003] The Chinese patent authorization announcement number CN113530083A discloses a prefabricated composite beam and a prefabricated beam-column connection structure, including a concrete prefabricated beam body, the upper part of which is formed with a slot, and the slot is arranged along the length direction of the concrete prefabricated beam body; a steel cage, the lower part of which is buried in the concrete prefabricated beam body, and the upper part of which protrudes from the upper part of the concrete prefabricated beam body; at least two main stress-bearing bars, both of which are arranged in the slot, each main stress-bearing bar passes through the inner wall of the slot and is fixedly connected to the lower part of the steel cage, and the upper part of each main stress-bearing bar is formed with a lifting part. Through the application of the present invention, the stability of the prefabricated beam during the lifting process is further improved, and the damage to the prefabricated composite beam during the transportation process is minimized. At the same time, the prefabricated composite beam of the present invention not only provides a lifting part, but also strengthens the overall structural strength, and is convenient for corresponding installation with the prefabricated column.

[0004] Although the above-mentioned patent has realized the assembly and fixation between the composite beam and the prefabricated beam column, the fixing reliability of the splicing mechanism is relatively poor, and the problem of separation is easy to occur, which affects the overall stability of the composite beam after installation. Utility Model Content

[0005] In order to solve the problems raised in the above background technology, the utility model provides a prefabricated composite beam assembly structure, which has the characteristics of being easy to assemble and fix the composite beam and the prefabricated beam column.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a prefabricated composite beam assembly structure, including a prefabricated composite beam main body, a steel cage is arranged inside the prefabricated composite beam main body, connecting steel bars are arranged on the upper end of the steel cage, the connecting steel bars and the steel cage are fixedly connected by a cable tie, one side of the prefabricated composite beam main body is installed on the side of the prefabricated column beam, the prefabricated composite beam main body and the prefabricated column beam are fixedly connected by the composite beam assembly structure, and the side of the composite beam assembly structure is fixedly connected with a reinforcement structure.

[0007] Preferably, the composite beam assembly structure includes threaded through holes, I-shaped plates, bolts, splicing frames, screw holes, connecting frames and nuts. A splicing frame is installed on one side of the prefabricated composite beam body, and a connecting frame is arranged at the center position of the splicing frame. An I-shaped plate is arranged on the other side of the prefabricated column beam, and threaded through holes are provided inside the I-shaped plate, and screw holes are provided inside the connecting frame. The connecting frame and the I-shaped plate are fixedly connected by bolts, and a nut is threadedly provided on the lower end surface of the bolt.

[0008] Preferably, a second anchoring steel bar is installed on the side of the splicing frame, and the second anchoring steel bar is fixed inside the prefabricated composite beam body by pre-embedded manner.

[0009] Preferably, an anchoring steel bar 1 is installed on the side of the I-shaped plate, and the anchoring steel bar 1 is fixed inside the prefabricated column beam by pre-embedded means.

[0010] Preferably, slots corresponding to the I-shaped plates are provided on the sides of the connecting frame and the splicing frame.

[0011] Preferably, the reinforcement structure includes a clamping plate, a fastening nut and a tension screw, the tension screw is installed at the side connection of the I-shaped plate and the splicing frame, the surface of the tension screw is provided with a clamping plate, and the surface of the tension screw is provided with a fastening nut on the side of the clamping plate.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The utility model provides a structure for assembling the prefabricated composite beam body and the prefabricated column beam. This structure can improve the firmness of the prefabricated composite beam body after installation and fixation, and avoid the problem of poor stability of the prefabricated composite beam body after installation. By providing a reinforcement structure, the installation reliability between the I-shaped plate and the splicing frame can be further improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional diagram of the utility model;

[0015] Figure 2 It is a three-dimensional diagram of the composite beam assembly structure of the utility model;

[0016] Figure 3 It is a three-dimensional diagram of the reinforcement structure of the utility model;

[0017] In the figure: 1. Prefabricated composite beam body; 2. Reinforcement structure; 21. Clamp plate; 22. Fastening nut; 23. Tension screw; 3. Prefabricated column beam; 4. Composite beam assembly structure; 41. Threaded through hole; 42. I-shaped plate; 43. Bolt; 44. Splicing frame; 45. Screw hole; 46. Connecting frame; 47. Nut; 48. Slot; 5. Connecting steel bar; 6. Cable tie; 7. Steel bar cage; 8. Anchor steel bar one; 9. Anchor steel bar two. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] See also Figure 1-3 The utility model provides the following technical solutions: a prefabricated composite beam assembly structure, including a prefabricated composite beam main body 1, a steel cage 7 is arranged inside the prefabricated composite beam main body 1, a connecting steel bar 5 is arranged on the upper end of the steel cage 7, the connecting steel bar 5 and the steel cage 7 are fixedly connected by a tie 6, one side of the prefabricated composite beam main body 1 is installed on the side of the prefabricated column beam 3, the prefabricated composite beam main body 1 and the prefabricated column beam 3 are fixedly connected by a composite beam assembly structure 4, and a reinforcement structure 2 is fixedly connected to the side of the composite beam assembly structure 4.

[0020] Specifically, the composite beam assembly structure 4 includes a threaded through hole 41, an I-shaped plate 42, a bolt 43, a splicing frame 44, a screw hole 45, a connecting frame 46 and a nut 47. A splicing frame 44 is installed on one side of the prefabricated composite beam body 1, and a connecting frame 46 is arranged at the center of the splicing frame 44. An I-shaped plate 42 is arranged on the other side of the prefabricated column beam 3. The I-shaped plate 42 is provided with a threaded through hole 41, and the connecting frame 46 is provided with a screw hole 45. The connecting frame 46 is fixedly connected to the I-shaped plate 42 by a bolt 43. The lower end surface of the bolt 43 is threadedly connected with a nut 47.

[0021] By adopting the above technical solution, the splicing frame 44 and the connecting frame 46 on the side of the prefabricated composite beam body 1 are connected and fixed to the I-shaped plate 42 on the side of the prefabricated column beam 3, so that the screw hole 45 inside the connecting frame 46 is aligned with the threaded through hole 41 inside the I-shaped plate 42, and then the connecting frame 46 is fixedly connected to the I-shaped plate 42 by the bolt 43, thereby realizing the connection and fixation between the prefabricated composite beam body 1 and the prefabricated column beam 3.

[0022] Specifically, the side of the splicing frame 44 is installed with an anchoring steel bar 9, and the anchoring steel bar 9 is fixed inside the prefabricated composite beam body 1 by pre-embedded mode.

[0023] By adopting the above technical solution, the anchoring steel bars 9 are fixed inside the prefabricated composite beam body 1 by pre-embedded method, so that the firmness of the splicing frame 44 after installation can be improved.

[0024] Specifically, the side of the I-shaped plate 42 is installed with an anchoring steel bar 8, and the anchoring steel bar 8 is fixed inside the prefabricated column beam 3 by pre-embedded mode.

[0025] By adopting the above technical solution, the anchor steel bar 8 is fixed inside the prefabricated column beam 3 by pre-embedded method, so that the firmness of the I-shaped plate 42 after installation can be improved.

[0026] Specifically, the sides of the connecting frame 46 and the splicing frame 44 are provided with slots 48 corresponding to the I-shaped plates 42.

[0027] By adopting the above technical solution, the arrangement of the slot 48 can facilitate the connection and fixation between the connecting frame 46 and the splicing frame 44 and the I-shaped plate 42 .

[0028] Specifically, the reinforcement structure 2 includes a clamping plate 21, a fastening nut 22 and a tension screw 23. The tension screw 23 is installed at the side connection of the I-shaped plate 42 and the splicing frame 44. The clamping plate 21 is arranged on the surface of the tension screw 23. The fastening nut 22 is arranged on the surface of the tension screw 23 on the side of the clamping plate 21.

[0029] By adopting the above technical solution, after the device is installed and fixed, the tension screw 23 is passed inside the I-shaped plate 42 and the splicing frame 44, and then the I-shaped plate 42 and the splicing frame 44 are fixed by the clamping plate 21, and finally the clamping plate 21 is clamped by the fastening nut 22, thereby improving the fixing effect of the I-shaped plate 42 and the splicing frame 44.

[0030] Working principle and use process of the utility model: When the utility model is used, the splicing frame 44 and the connecting frame 46 on the side of the prefabricated composite beam body 1 are connected and fixed with the I-shaped plate 42 on the side of the prefabricated column beam 3, so that the screw hole 45 inside the connecting frame 46 is aligned with the threaded through hole 41 inside the I-shaped plate 42, and then the connecting frame 46 is fixedly connected with the I-shaped plate 42 by bolts 43, so as to realize the connection and fixation between the prefabricated composite beam body 1 and the prefabricated column beam 3, and the anchor steel bar 9 is fixed in the prefabricated way. The interior of the prefabricated composite beam body 1 can improve the firmness of the splicing frame 44 after installation. The anchor steel bar 8 is fixed inside the prefabricated column beam 3 by pre-embedded method, which can improve the firmness of the I-shaped plate 42 after installation. After the device is installed and fixed, the tension screw 23 is passed to the inside of the I-shaped plate 42 and the splicing frame 44, and then the I-shaped plate 42 and the splicing frame 44 are fixed by the clamping plate 21, and finally the clamping plate 21 is clamped by the tightening nut 22, thereby improving the fixing effect of the I-shaped plate 42 and the splicing frame 44.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A prefabricated composite beam assembly structure, comprising a prefabricated composite beam body, characterized in that: A steel cage is arranged inside the prefabricated composite beam body, and connecting steel bars are arranged on the upper end of the steel cage, and the connecting steel bars are fixedly connected to the steel cage by a cable tie, and one side of the prefabricated composite beam body is installed on the side of the prefabricated column beam, and the prefabricated composite beam body and the prefabricated column beam are fixedly connected by a composite beam assembly structure, and the side fixed connection of the composite beam assembly structure is provided with a reinforcement structure; the composite beam assembly structure includes threaded through holes, I-shaped plates, bolts, splicing frames, screw holes, connecting frames and nuts, a splicing frame is installed on one side of the prefabricated composite beam body, a connecting frame is arranged at the center position of the splicing frame, and an I-shaped plate is arranged on the other side of the prefabricated column beam, a threaded through hole is opened inside the I-shaped plate, a screw hole is opened inside the connecting frame, and the connecting frame and the I-shaped plate are fixedly connected by bolts, and nuts are threadedly connected on the lower end surface of the bolts.

2. The prefabricated composite beam assembly structure according to claim 1, characterized in that: A second anchoring steel bar is installed on the side of the splicing frame, and the second anchoring steel bar is fixed inside the prefabricated composite beam body by pre-embedded method.

3. The prefabricated composite beam assembly structure according to claim 1, characterized in that: Anchor steel bars 1 are installed on the side of the I-shaped plate, and the anchor steel bars 1 are fixed inside the prefabricated column beam by pre-embedded means.

4. The prefabricated composite beam assembly structure according to claim 1, characterized in that: The sides of the connecting frame and the splicing frame are provided with slots corresponding to the I-shaped plates.

5. The prefabricated composite beam assembly structure according to claim 1, characterized in that: The reinforcement structure includes a clamping plate, a fastening nut and a tensioning screw. The tensioning screw is installed at the side connection of the I-shaped plate and the splicing frame. The surface of the tensioning screw is provided with a clamping plate, and the surface of the tensioning screw is provided with a fastening nut on the side of the clamping plate.

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