Large-span prestressed concrete fabricated building frame

Abstract

The utility model discloses a large-span prestressed concrete assembly type building frame which comprises frame stand columns, span connecting pieces, a plurality of first bolts, a span adjusting seat, a plurality of second bolts and a plurality of positioning shafts. Each first bolt penetrates through the corresponding connecting hole, one set of connecting holes are distributed in one end of the span connecting piece, and a span adjusting seat is arranged in an end groove in the other end of the span connecting piece. The connecting structure is reasonable in structural design, one end of the span connecting piece is made into the right trapezoid structure and fixedly connected with the right trapezoid groove in the top end of the frame stand column, the connecting structures are engaged and connected, meanwhile, the first bolts are arranged for connection, the firmness of assembly connection is enhanced, and the service life is prolonged. The position of the span adjusting seat is adjusted so that the second bolt on the connecting plane can be assembled and connected with the end of the externally-connected precast beam, and the device is suitable for assembly and connection of different width angles.

Description

Technical Field

[0001] The utility model relates to a building frame prefabricated component technology, in particular to a large-span prestressed concrete assembled building frame. Background Art

[0002] Prefabricated buildings refer to buildings that transfer a large amount of on-site work in traditional construction methods to factories, where building components and accessories are processed and manufactured in factories, transported to construction sites, and assembled and installed on site through reliable connection methods. The existing large-span prestressed concrete prefabricated building frames have weak assembly connections between span beams and columns, and the matching standards between the end angles of span beams and the tops of columns are high, which increases the limitations of assembly operations between prefabricated structures and makes construction difficult. Utility Model Content

[0003] The purpose of the utility model is to provide a large-span prestressed concrete assembled building frame in order to solve the above problems.

[0004] The utility model achieves the above-mentioned purpose through the following technical scheme: a large-span prestressed concrete assembled building frame, including a frame column, a span connector, a first bolt, a span adjustment seat, a second bolt and a positioning shaft, a plurality of first bolts are distributed and fixedly installed in a right-angled trapezoidal groove at the top of the frame column, and each first bolt passes through a corresponding connecting hole, a group of connecting holes are distributed and opened at one end of the span connector, a span adjustment seat is provided in an end groove at the other end of the span connector, and a plurality of second bolts are distributed and fixedly installed on a connecting plane located on the span adjustment seat.

[0005] Preferably, one end of the span connector is a right-angled trapezoidal structure.

[0006] Preferably, the middle portion of the span adjustment seat is rotatably connected to the inside of the end slot via a positioning shaft.

[0007] Preferably, a ground flange is installed at the bottom end of the frame column.

[0008] Preferably, the second bolt is fixedly connected to the end of the external frame beam.

[0009] Preferably, the connection holes are arranged in groups of at least four, and each group of connection holes is distributed in a matrix.

[0010] Compared with the prior art, the advantages of the utility model are: by making one end of the span connecting piece into a right-angled trapezoidal structure and fixing it to each other in a right-angled trapezoidal groove at the top end of the frame column, the connecting structures are provided with a bite connection, and a first bolt is configured for connection, thereby enhancing the firmness of the assembly connection, and the position of the span adjustment seat is adjusted so that the second bolt on the connection plane and the end of the external prefabricated beam can be assembled and connected to each other, which is suitable for assembly connections of different widths and angles. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0012] Figure 1 It is a three-dimensional diagram of the overall structure of the utility model;

[0013] Figure 2 This is a schematic diagram of the frame column structure of the utility model;

[0014] Figure 3 It is a side view of the overall structure of the utility model.

[0015] In the figure: 1. frame column; 101. right-angle trapezoidal groove; 102. anchor flange; 2. span connector; 201. connecting hole; 202. end groove; 3. first bolt; 4. span adjustment seat; 401. connecting plane; 5. second bolt; 6. positioning shaft. DETAILED DESCRIPTION

[0016] In order to make the purpose, features and advantages of the utility model more obvious and easy to understand, the technical scheme in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the embodiment described below is only a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of 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.

[0017] The technical solution of the utility model is further explained below with reference to the accompanying drawings and through specific implementation methods.

[0018] In the description of the present invention, it is necessary to understand that the terms "upper", "lower", "top", "bottom", "inside", "outside", etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0019] See also Figure 1-3 As shown, a large-span prestressed concrete assembled building frame includes a frame column 1, a span connector 2, a first bolt 3, a span adjustment seat 4, a second bolt 5 and a positioning shaft 6. A plurality of first bolts 3 are distributed and fixedly installed in a right-angled trapezoidal groove 101 located at the top of the frame column 1, and each first bolt 3 passes through a corresponding connecting hole 201. A group of connecting holes 201 are distributed and opened at one end of the span connector 2, and a span adjustment seat 4 is provided in an end groove 202 located at the other end of the span connector 2. A plurality of second bolts 5 are distributed and fixedly installed on a connecting plane 401 located on the span adjustment seat 4.

[0020] Furthermore, one end of the span connector 2 is a right-angled trapezoidal structure.

[0021] Furthermore, the middle portion of the span adjustment seat 4 is rotatably connected to the interior of the end slot 202 via a positioning shaft 6 .

[0022] Furthermore, a ground flange 102 is installed at the bottom end of the frame column 1 .

[0023] Furthermore, the second bolt 5 is fixedly connected to the end of the external frame beam.

[0024] Furthermore, the connection holes 201 are at least arranged in groups of four, and each group of connection holes 201 is distributed in a matrix.

[0025] When the utility model is used, a plurality of frame columns 1 are distributed and fixed on the site, and the tops of every two frame columns 1 are connected to each other through external prefabricated beams to form a building frame structure;

[0026] By making one end of the span connector 2 into a right-angled trapezoidal structure and fixedly connecting it with the right-angled trapezoidal groove 101 located at the top of the frame column 1, the connection structures are interlocked and connected, and a first bolt 3 is configured for connection, thereby enhancing the firmness of the assembly connection. The position of the span adjustment seat 4 is adjusted so that the second bolt 5 on the connection plane 401 and the end of the external prefabricated beam can be assembled and connected to each other, which is suitable for assembly connections with different widths and angles.

[0027] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-limiting from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0028] As described above, the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments can still be modified, or some of the technical features can be replaced by equivalents. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the utility model.

Claims

1. A large-span prestressed concrete assembled building frame, characterized in that: The invention comprises a frame column (1), a span connector (2), a first bolt (3), a span adjustment seat (4), a second bolt (5) and a positioning shaft (6); a plurality of first bolts (3) are fixedly installed in a right-angled trapezoidal groove (101) located at the top of the frame column (1), and each first bolt (3) passes through a corresponding connection hole (201); a group of connection holes (201) are distributed and opened at one end of the span connector (2); a span adjustment seat (4) is provided in an end groove (202) located at the other end of the span connector (2); and a plurality of second bolts (5) are fixedly installed in a connection plane (401) located on the span adjustment seat (4).

2. A large-span prestressed concrete assembled building frame according to claim 1, characterized in that: One end of the span connector (2) is a right-angled trapezoidal structure.

3. A large-span prestressed concrete assembled building frame according to claim 1, characterized in that: The middle portion of the span adjustment seat (4) is rotatably connected to the interior of the end slot (202) via a positioning shaft (6).

4. A large-span prestressed concrete assembled building frame according to claim 1, characterized in that: A ground flange (102) is installed at the bottom end of the frame column (1).

5. The large-span prestressed concrete assembled building frame according to claim 1, characterized in that: The second bolt (5) is fixedly connected to the end of the external frame beam.

6. The large-span prestressed concrete assembled building frame according to claim 1, characterized in that: The connection holes (201) are at least arranged in groups of four, and each group of connection holes (201) is distributed in a matrix.

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