CN218911744U - Dry method connection structure of primary and secondary beams - Google Patents

Abstract

The utility model belongs to the field of building construction, and particularly discloses a dry connecting structure of a main beam and a secondary beam, which comprises a main beam prefabricated member and a secondary beam prefabricated member; the inside a plurality of vertical reinforcing steel plates that are provided with of girder prefab, equidistant setting of a plurality of vertical reinforcing steel plates, girder prefab side is provided with the secondary beam prefab, the outside extension of curb girder prefab terminal surface level is provided with a plurality of horizontal reinforcing steel bars, the round hole has been seted up to horizontal reinforcing steel plate surface correspondence horizontal reinforcing steel bar position department, a plurality of screw thread is fixed with butterfly nut after the round hole is passed to horizontal reinforcing steel bar left end, and a plurality of horizontal reinforcing steel bar right-hand member are located the secondary beam prefab inside and are connected through the connecting steel plate each other, two inboards are provided with first reinforcement around the secondary beam prefab terminal surface, and both sides are provided with the second reinforcement about the secondary beam prefab terminal surface.

Description

Dry method connection structure of primary and secondary beams

Technical Field

The utility model relates to the field of building construction, in particular to a dry connecting structure of a primary beam and a secondary beam.

Background

According to the definition of the national standard 'assembled concrete building technical standard', an assembled concrete building is an assembled building formed by concrete components (prefabricated parts) of a structural system of the building. And the connection mode without wet operation such as bolts, welding and the like is called dry connection.

The utility model patent application with the publication number of CN108532749A discloses a high-ductility prestress assembled concrete beam column connecting node which comprises a precast beam, a precast column, a post-tensioning prestress rib for connecting the precast column and the precast beam and energy-consumption angle steel; a through unbonded prestressed tendon reserved pore canal is arranged at the centroid of the beam section so as to penetrate the prestressed tendon; the beam end section is provided with an unbonded prestressed tendon reserved pore canal at the top of the beam so as to penetrate the prestressed tendon; the beam anchoring section is provided with a groove at the top of the beam so as to anchor the prestressed tendons; the position on the column corresponding to the beam is also required to be preset with a pore canal; and the connection part of the lower part of the beam and the column is provided with energy consumption angle steel, and the angle steel is fixed by a pre-buried high-strength connecting bolt. Although the beam column connecting node has good continuous collapse resistance, the beam column connecting node needs to be provided with the prestressed tendons and the tensioned prestressed tendons on site, and has the problems of high manufacturing cost, complex structure and inconvenient construction and construction.

Disclosure of Invention

The utility model aims to provide a dry connecting structure of a primary beam and a secondary beam, which solves the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a dry method connection structure of a main beam and a secondary beam comprises a main beam prefabricated member and a secondary beam prefabricated member; the inside a plurality of vertical reinforcing steel plates that are provided with of girder prefab, equidistant setting of a plurality of vertical reinforcing steel plates, girder prefab side is provided with the secondary beam prefab, the outside extension of secondary beam prefab terminal surface level is provided with a plurality of horizontal reinforcing steel bars, the round hole has been seted up to vertical reinforcing steel plate surface correspondence horizontal reinforcing steel bar position department, a plurality of screw thread is fixed with butterfly nut after the round hole is passed to horizontal reinforcing steel bar left end, and a plurality of horizontal reinforcing steel bar right-hand member are located the secondary beam prefab inside and are connected through the connecting steel plate each other, two inboards are provided with first reinforcement around the secondary beam prefab terminal surface, and both sides are provided with the second reinforcement about the secondary beam prefab terminal surface.

Preferably, the first reinforcement includes a fixed steel plate and a fixed bolt; and the front inner side and the rear inner side of the end surface of the secondary beam prefabricated member are symmetrically fixed with fixed steel plates, and the other end of each fixed steel plate is positioned in the main beam prefabricated member.

Preferably, the two end surfaces of the fixed steel plate are symmetrically provided with corner brackets, the bottom surfaces of the corner brackets are fixedly connected with the fixed steel plate through fixing bolts, the two corner brackets are connected with each other through connecting bolts, and the two ends of the connecting bolts penetrate through the corner brackets and are fixed with connecting nuts through threads.

Preferably, the second reinforcement includes a right angle plate, a reinforcement plate, and a reinforcement bolt; the right angle plate is positioned at the connecting position of the main beam prefabricated member and the secondary beam prefabricated member, and two sides of the right angle plate are respectively connected with the main beam prefabricated member and the secondary beam prefabricated member through reinforcing bolts.

Preferably, the two sides of the right angle plate are connected with each other through a reinforcing plate.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the transverse steel bars can penetrate through the longitudinal reinforced steel plates and are connected with the butterfly nuts through the cooperation of the longitudinal reinforced steel plates, so that the main beam prefabricated members and the secondary beam prefabricated members can be connected and fixed by adopting a dry method, site wet operations such as steel bar binding and concrete pouring are not required, the construction is very simple and convenient, the construction is simple and the speed is high, and the dry method connection effect between the main beam prefabricated members and the secondary beam prefabricated members is better and more stable through the arrangement of the first reinforcing members and the second reinforcing members, so that the practicability of the connection structure is high.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic view of a first reinforcement member according to the present utility model;

fig. 3 is a schematic structural view of a second reinforcing member according to the present utility model.

In the figure: 1. a main beam prefabricated member; 2. a secondary beam preform; 3. longitudinally reinforcing a steel plate; 4. transverse steel bars; 5. a butterfly nut; 6. connecting steel plates; 7. a first reinforcement; 8. fixing the steel plate; 9. an angle code; 10. a connecting bolt; 11. a coupling nut; 12. a second reinforcement; 13. a right angle plate; 14. a reinforcing plate; 15. reinforcing bolts; 16. and (5) fixing bolts.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Referring to fig. 1-3, the present utility model provides a technical solution: a dry method connection structure of a primary beam and a secondary beam comprises a primary beam prefabricated member 1 and a secondary beam prefabricated member 2; the inside of the girder prefabricated member 1 is provided with a plurality of longitudinal reinforcing steel plates 3, the hungry rigidity intensity of the girder prefabricated member 1 is reinforced through the plurality of longitudinal reinforcing steel plates 3, the plurality of longitudinal reinforcing steel plates 3 are arranged at equal intervals, the side surface of the girder prefabricated member 1 is provided with a secondary girder prefabricated member 2, the end surface of the secondary girder prefabricated member horizontally extends outwards to be provided with a plurality of transverse steel bars 4, the surface of the longitudinal reinforcing steel plate 3 is provided with round holes corresponding to the positions of the transverse steel bars 4, the left ends of the plurality of transverse steel bars 4 are fixedly provided with butterfly nuts 5 after passing through the round holes, the main girder prefabricated member 1 and the secondary girder prefabricated member 2 are fixedly connected through the connection between the plurality of transverse steel bars 4 and the longitudinal reinforcing steel plates 3, the right ends of the plurality of transverse steel bars 4 are positioned in the secondary girder prefabricated member 2 and are mutually connected through the connection steel plates 6, and the plurality of transverse steel bars 4 are mutually connected through the arrangement of the connection steel plates 6 so as to improve the rigidity intensity of the secondary girder prefabricated member 2;

the front inner side and the rear inner side of the end surface of the secondary beam prefabricated member 2 are provided with first reinforcing members 7, and the first reinforcing members 7 comprise fixed steel plates 8 and fixed bolts 16; the front inner side and the rear inner side of the end surface of the secondary beam prefabricated member 2 are symmetrically fixed with fixed steel plates 8, the other end of each fixed steel plate 8 is positioned in the main beam prefabricated member 1, the surfaces of the two ends of each fixed steel plate 8 are symmetrically provided with angle brackets 9, the bottom surfaces of the angle brackets 9 are fixedly connected with the fixed steel plates 8 through fixing bolts 16, the two angle brackets 9 are connected with each other through connecting bolts 10, the two ends of each connecting bolt 10 penetrate through the angle brackets 9 and are fixed with connecting nuts 11 through threads, the first reinforcing piece 7 is positioned in the main beam prefabricated member 1 and the secondary beam prefabricated member 2, the attractiveness of the connecting position of the main beam prefabricated member 1 and the secondary beam prefabricated member 2 is guaranteed, and the connecting bolts 10 and the connecting nuts 11 positioned in the main beam prefabricated member 1 and the secondary beam prefabricated member 2 can slow down the ageing degree, and the service life is prolonged;

the upper side and the lower side of the end face of the secondary beam prefabricated member 2 are provided with second reinforcing members 12, and the second reinforcing members 12 comprise right angle plates 13, reinforcing plates 14 and reinforcing bolts 15; the right-angle plate 13 is located girder prefab 1 and secondary beam prefab 2 hookup location department, and right-angle plate 13 both sides are connected with girder prefab 1 and secondary beam prefab 2 respectively through reinforcing bolt 15, through reinforcing plate 14 interconnect between the right-angle plate 13 both sides, through set up right-angle plate 13 in the upper and lower both sides of secondary beam prefab 2 terminal surface, make the side that secondary beam prefab 2 can be more horizontal firm be fixed in girder prefab 1, promote the horizontality of secondary beam prefab 2, and adopt reinforcing plate 14 to connect right-angle plate 13 both sides surface interconnect, further promote the rigidity of right-angle plate 13.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The term "comprising" an element defined by the term "comprising" does not exclude the presence of other identical elements in a process, method, article or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. A dry method connection structure of primary and secondary beams is characterized in that: comprises a main beam prefabricated member (1) and a secondary beam prefabricated member (2); the utility model discloses a girder prefab, including girder prefab (1), connecting steel sheet (6) and connecting steel sheet (6), girder prefab (1) side is provided with secondary beam prefab (2), secondary beam prefab terminal surface level outside extension is provided with a plurality of horizontal reinforcing bars (4), round hole has been seted up to horizontal reinforcing bar (4) position department in longitudinal reinforcement steel sheet (3) surface correspondence, a plurality of screw thread after horizontal reinforcing bar (4) left end passed round hole is fixed with butterfly nut (5), and a plurality of horizontal reinforcing bars (4) right-hand member are located secondary beam prefab (2) inside and are connected through connecting steel sheet (6) each other, two inboards are provided with first reinforcement (7) around secondary beam prefab (2) terminal surface, and secondary beam prefab (2) terminal surface upper and lower both sides are provided with second reinforcement (12).

2. A dry connection structure of a primary and secondary beam according to claim 1, wherein: the first reinforcement (7) comprises a fixed steel plate (8) and a fixed bolt (16); the front inner side and the rear inner side of the end face of the secondary beam prefabricated member (2) are symmetrically fixed with fixed steel plates (8), and the other end of each fixed steel plate (8) is positioned in the main beam prefabricated member (1).

3. A dry connection structure of a primary and secondary beam according to claim 2, wherein: the fixing steel plate is characterized in that corner brackets (9) are symmetrically arranged on the surfaces of two ends of the fixing steel plate (8), the bottom surfaces of the corner brackets (9) are fixedly connected with the fixing steel plate (8) through fixing bolts (16), the two corner brackets (9) are connected with each other through connecting bolts (10), and two ends of each connecting bolt (10) penetrate through the corner brackets (9) and are in threaded fixation with connecting nuts (11).

4. A dry connection structure of a primary and secondary beam according to claim 1, wherein: the second reinforcement (12) comprises a right angle plate (13), a reinforcement plate (14) and a reinforcement bolt (15); the right angle plate (13) is positioned at the connecting position of the main beam prefabricated member (1) and the secondary beam prefabricated member (2), and two sides of the right angle plate (13) are respectively connected with the main beam prefabricated member (1) and the secondary beam prefabricated member (2) through reinforcing bolts (15).

5. A dry connection structure of a primary and secondary beam according to claim 4, wherein: the two sides of the right angle plate (13) are connected with each other through a reinforcing plate (14).

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