Fabricated concrete frame structure

Abstract

The utility model discloses a fabricated concrete frame structure, which belongs to the technical field of concrete structures and comprises a base, a hollow prefabricated column is fixedly connected to the upper end of the base, an extension column matched with the hollow prefabricated column is inserted into the hollow prefabricated column, and four beam-column joint components distributed in an array are mounted at the outer end of the extension column. A beam assembly is installed on the extension column through a beam column joint assembly, a prefabricated floor slab is installed on the beam assembly, a guide hole is formed in the position, corresponding to the beam column joint assembly, of the extension column, and a guide assembly is installed on the inner side of the guide hole. According to the utility model, installation errors in a certain range can be allowed to be corrected and aligned finally through the guiding effect of the guiding assembly, the installation is convenient, meanwhile, the alignment of hole sites is also convenient, and the supporting plate can be moved and adjusted, so that the size errors possibly caused by integral forming can be avoided; and it is guaranteed that the cross beam assembly is accurately and fixedly installed, and deviation and deformation are not prone to occurring.

Description

TECHNICAL FIELD

[0001] The utility model relates to concrete structure technical field more specifically, relate to a kind of fabricated concrete frame structure. BACKGROUND

[0002] In modern construction engineering, fabricated concrete structure gradually becomes the mainstream trend in the field of construction due to its high efficiency, environmental protection, fast construction speed and other advantages. This structure form is assembled by prefabricated components in construction site, not only greatly reduces the site wet operation, shortens the construction period, but also effectively improves the overall quality and construction efficiency of building. However, fabricated concrete structure also faces many challenges in the process of design and construction, especially in beam-column joint connection, component positioning and alignment, and overall stability of structure.

[0003] Traditional fabricated concrete frame structure often uses relatively complex cast-in-place joint or prefabricated joint connection method in beam-column joint connection. Cast-in-place joint has high connection strength, but the construction period is long, and the amount of site wet operation is large, which is not conducive to environmental protection and construction period control. While prefabricated joint solves the problem of cast-in-place joint to some extent, but due to its fixed size and shape, it requires high installation precision, and once there is size deviation or installation error, it is often difficult to adjust effectively, which threatens the stability and safety of the overall structure.

[0004] In the positioning and alignment of components, traditional fabricated concrete structure often relies on high-precision measurement and positioning technology, as well as complex adjustment mechanism. However, in actual construction process, due to the influence of construction environment, personnel skills, equipment precision and other factors, it is difficult to ensure that all components can be accurately positioned and aligned. This not only increases the difficulty and cost of construction, but also may affect the stability and durability of the overall structure. SUMMARY

[0005] 1. Technical problem to be solved

[0006] In view of the problems existing in the prior art, the purpose of the utility model is to provide a kind of fabricated concrete frame structure, it can realize through the guiding effect of guide assembly can allow a certain range of installation error to be ultimately corrected alignment, it is convenient for installation while also convenient for the alignment of hole position, and the support plate can avoid the size error that may be caused by one-piece forming due to its movable adjustment, ensure accurate fixing and installation of cross beam assembly, and the cooperation of introduced reinforcing steel bars and reinforcing holes can further improve the stability of installation, and it is not easy to appear deviation and deformation.

[0007] 2. Technical scheme

[0008] To solve the above problems, the utility model discloses the following technical scheme.

[0009] An assembled concrete frame structure, including base, the base upper end fixedly connected with hollow precast column, hollow precast column inserts with the matching extension column, four array distribution's beam column node assembly is installed to the extension column outer end, the extension column is installed with crossbeam assembly through beam column node assembly, the crossbeam assembly is installed with prefabricated floor, the extension column is set up with the guide hole to the position of beam column node assembly, the guide hole inner side is installed with guide assembly.

[0010] Further, the crossbeam assembly includes a beam body, the beam body is fixedly connected with the mounting block at one end close to the beam column node assembly, and a plurality of uniformly distributed reinforcing steel bars are fixedly connected to the mounting block away from the beam body.

[0011] Further, the beam column node assembly includes a mounting plate, the mounting plate is fixedly installed on the outer side wall of the extension column through a plurality of first expansion bolts, an installation hole matched with the mounting block is formed in the center of the mounting plate, four array distributed support plates are installed on the mounting plate, and the support plates are matched with the mounting blocks, and the support plates are installed on the mounting blocks through second expansion bolts.

[0012] Further, four T-shaped sliding grooves in different directions are formed in the mounting plate away from the extension column, matched T-shaped sliding blocks are slidably connected in the T-shaped sliding grooves, and the T-shaped sliding blocks are fixedly connected with the support plates.

[0013] Further, the guide assembly includes a guide cylinder, the guide cylinder is fixedly connected with a mounting ring at one end close to the beam column node assembly, the mounting ring is fixedly installed on the inner side wall of the extension column through a plurality of third expansion bolts, a positioning cylinder is fixedly connected to the guide cylinder away from the beam column node assembly, and the positioning cylinder is matched with the guide cylinder, and a plurality of reinforcing holes matched with the reinforcing steel bars are formed in the positioning cylinder.

[0014] Further, the guide cylinder is in a horn-shaped structure, and the diameter gradually increases in the direction away from the reinforcing hole.

[0015] 3. Beneficial effects

[0016] Compared with the prior art, the utility model has the advantages that:

[0017] The guide assembly can allow installation errors within a certain range to be ultimately corrected and aligned, facilitating installation and alignment of the hole position, the support plate can avoid size errors caused by integral molding, ensuring accurate fixing and installation of the cross beam assembly, and the cooperation of the reinforcing steel bars and the reinforcing holes can further improve the stability of the installation and prevent deviation and deformation. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a schematic view of a three-dimensional structure of the utility model;

[0019] Figure 2 It is a schematic view of a three-dimensional structure of the utility model; Figure 1 It is an enlarged view of A in the utility model;

[0020] Figure 3 It is a schematic view of the structure of the guide hole part in the utility model.

[0021] REFERENCE NUMERALS IN DRAWINGS

[0022] 1, base; 2, hollow prefabricated column; 3, extension column; 4, beam column joint assembly; 41, mounting plate; 42, first expansion bolt; 43, support plate; 44, T-shaped sliding block; 45, second expansion bolt; 5, cross beam assembly; 51, beam body; 52, mounting block; 53, guide column; 54, reinforcing steel bar; 6, prefabricated floor slab; 7, guide assembly; 71, guide cylinder; 72, mounting ring; 73, third expansion bolt; 74, positioning cylinder; 75, reinforcing hole. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model; obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments, and all other embodiments obtained by those skilled in the art without creative labor on the basis of the embodiments in the utility model belong to the protection scope of the utility model.

[0024] In the description of the utility model, it should be explained that the terms "upper", "lower", "inner", "outer", "top / bottom end" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model. In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0025] In the description of the utility model, it is necessary to explain, unless another explicit provision and limitation, the term "installation", "set with", "sleeve / interface", "connection" and so on, should do broad sense understanding, for example "connection", can be fixed connection, also can be detachable connection, or integrally connected;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through the intermediate medium, can be the communication inside two elements.For the ordinary skilled in the art, the specific meaning of the above-mentioned terms in the utility model can be understood according to the specific circumstances.

[0026] Embodiment 1:

[0027] Please refer to Figures 1-3 A fabricated concrete frame structure, including base 1, the upper end of base 1 is fixedly connected with hollow precast column 2, hollow precast column 2 is inserted with matching extension column 3, four array distribution beam column node assemblies 4 are installed on the outer end of extension column 3, extension column 3 is installed with beam assembly 5 through beam column node assembly 4, precast floor 6 is installed on beam assembly 5, guide hole is set up on the position of extension column 3 corresponding to beam column node assembly 4, guide assembly 7 is installed on the inner side of guide hole.

[0028] Beam assembly 5 includes beam body 51, the end of beam body 51 close to beam column node assembly 4 is fixedly connected with mounting block 52, the end of mounting block 52 away from beam body 51 is fixedly connected with multiple evenly distributed reinforcing steel bars 54.

[0029] Beam column node assembly 4 includes mounting plate 41, mounting plate 41 is fixedly installed on the outer side wall of extension column 3 through multiple first expansion bolts 42, mounting hole matched with mounting block 52 is set up at the center of mounting plate 41, four array distribution support plates 43 are installed on mounting plate 41, and support plate 43 is matched with mounting block 52, support plate 43 is installed on mounting block 52 through second expansion bolt 45.

[0030] The end of mounting plate 41 away from extension column 3 is provided with four direction T-shaped sliding grooves, matched T-shaped sliding block 44 is slidably connected in T-shaped sliding groove, and T-shaped sliding block 44 is fixedly connected between T-shaped sliding groove and support plate 43, the cooperation between T-shaped sliding groove and T-shaped sliding block 44 can make support plate 43 can stably slide, and prevent it from falling off from mounting plate 41.

[0031] Guide assembly 7 includes guide cylinder 71, mounting ring 72 is fixedly connected on the end of guide cylinder 71 close to beam column node assembly 4, mounting ring 72 is fixedly installed on the inner side wall of extension column 3 through multiple third expansion bolts 73, positioning cylinder 74 is fixedly connected on the end of guide cylinder 71 away from beam column node assembly 4, and positioning cylinder 74 is matched with guide column 53, multiple reinforcing holes 75 matched with reinforcing steel bars 54 are set up on positioning cylinder 74.

[0032] The guide cylinder 71 is in a trumpet structure, and the diameter gradually increases in the direction away from the reinforcing hole 75.

[0033] It is worth noting that the area corresponding to the first expansion bolt 42, the second expansion bolt 45 and the third expansion bolt 73 should be provided with corresponding hole positions for installation, and a gasket can be added to improve the strength during installation.

[0034] The working principle of the utility model is: first, the extension column 3 is installed on the hollow prefabricated column 2, then the beam assembly 5 is aligned with the beam column node assembly 4 during installation, the support plate 43 is removed first to leave a large space for the installation of the beam assembly 5, the guide column 53 enters the positioning cylinder 74 after entering the guide hole by the inclined surface of the guide cylinder 71, and is finally aligned, and 55 is extended to the outside of the reinforcing hole 75 at the same time, the installation precision requirement of the beam assembly 5 is not high in this process, the guide effect of the guide cylinder 71 can therefore allow certain installation deviation, and finally the guide assembly 7 is used to correct, then the support plate 43 is moved until it contacts the mounting block 52, then the second expansion bolt 45 is screwed to complete the installation, finally the prefabricated floor 6 is installed to complete the construction of the basic frame, compared with the prior art, the utility model can allow the installation error within a certain range to be finally corrected and aligned due to the existence of the guide assembly 7, which is convenient for installation and also facilitates the alignment of the hole position, the support plate 43 can be moved and adjusted, so that the size error caused by integral molding can be avoided, the beam assembly 5 is fixed and installed accurately, and the cooperation of the reinforcing steel bars 54 introduced and the reinforcing hole 75 can further improve the stability of the installation, and the offset and deformation are not easy to occur.

[0035] The above is only a preferred specific embodiment of the utility model; however, the protection scope of the utility model is not limited to this. Any skilled person in the art can make equivalent replacement or change according to the technical scheme and improvement concept of the utility model within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model.

Claims

1. A prefabricated concrete frame structure, comprising a base (1), characterized in that: A hollow precast column (2) is fixedly connected to the upper end of the base (1). A matching extension column (3) is inserted into the hollow precast column (2). Four arrayed beam-column node components (4) are installed on the outer end of the extension column (3). A crossbeam component (5) is installed on the extension column (3) through the beam-column node component (4). A precast floor slab (6) is installed on the crossbeam component (5). A guide hole is opened on the extension column (3) at the position corresponding to the beam-column node component (4). A guide component (7) is installed inside the guide hole.

2. The prefabricated concrete frame structure according to claim 1, characterized in that: The beam assembly (5) includes a beam body (51), and an installation block (52) is fixedly connected to one end of the beam body (51) near the beam-column node assembly (4). A plurality of evenly distributed reinforcing bars (54) are fixedly connected to the other end of the installation block (52) away from the beam body (51).

3. A prefabricated concrete frame structure according to claim 2, characterized in that: The beam-column node assembly (4) includes a mounting plate (41), which is fixedly installed on the outer wall of the extension column (3) by a plurality of first expansion bolts (42). The mounting plate (41) has a mounting hole at the center that matches the mounting block (52). Four arrayed support plates (43) are installed on the mounting plate (41), and the support plates (43) match the mounting block (52). The support plates (43) are installed on the mounting block (52) by second expansion bolts (45).

4. A prefabricated concrete frame structure according to claim 3, characterized in that: The mounting plate (41) has T-shaped grooves in four directions at the end away from the extension column (3). Matching T-shaped sliders (44) are slidably connected in the T-shaped grooves, and the T-shaped sliders (44) are fixedly connected to the support plate (43).

5. A prefabricated concrete frame structure according to claim 4, characterized in that: The guide assembly (7) includes a guide cylinder (71). An installation ring (72) is fixedly connected to one end of the guide cylinder (71) near the beam-column node assembly (4). The installation ring (72) is fixedly installed on the inner wall of the extension column (3) by a plurality of third expansion bolts (73). A positioning cylinder (74) is fixedly connected to one end of the guide cylinder (71) away from the beam-column node assembly (4). The positioning cylinder (74) matches the guide column (53). A plurality of reinforcement holes (75) matching the reinforcing bars (54) are opened on the positioning cylinder (74).

6. A prefabricated concrete frame structure according to claim 5, characterized in that: The guide cylinder (71) has a trumpet-shaped structure and its diameter gradually increases along the direction away from the reinforcing hole (75).

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