CN215166502U

CN215166502U - Precast concrete beam column node structure

Info

Publication number: CN215166502U
Application number: CN202121253615.7U
Authority: CN
Inventors: 黄丽虹; 陈春森
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-04
Filing date: 2021-06-04
Publication date: 2021-12-14
Anticipated expiration: 2031-06-04

Abstract

The application discloses precast concrete beam column node structure, including crossbeam, perpendicular roof beam, connecting piece, fixed establishment includes first fixed plate, second fixed plate, head rod, second connecting rod, sleeve and bearing, erect first fixed plate of roof beam outer wall fixed surface connection, the first pivot of first fixed plate outer wall fixed surface connection, first pivot outer wall surface rotates connects the head rod, head rod outer wall fixed surface connects the bearing, bearing outer wall fixed surface connects the sleeve, sleeve inner wall surface rotates connects the second connecting rod, second connecting rod outer wall surface rotates connects the second pivot, second pivot outer wall fixed surface connects the second fixed plate. Through rotating the sleeve along the bearing, and make the second connecting rod slide to the sleeve along the inside screw thread of sleeve inside, the slant ascending pulling force is exerted after the second connecting rod shortens, is convenient for comparatively disperse to the fixed force of crossbeam.

Description

Precast concrete beam column node structure

Technical Field

The application relates to the field of concrete beam columns, in particular to a precast concrete beam column joint structure.

Background

The precast concrete is concrete for manufacturing concrete products in a factory or a construction site, the precast concrete is cast elsewhere instead of the final construction site, the precast concrete with different sizes and shapes can be reinforced by fibers, the reliability and the toughness after cracking of the precast concrete are enhanced, and the types of the precast concrete are various, wherein one type of the precast concrete is a beam-column node structure.

The existing beam column node structure is characterized in that after the earthquake disaster condition occurs, the damage of the connection node area of a beam column often occurs, particularly, the situation is represented as the situation that a fixing piece welding line is broken, the situation is usually caused by the fact that a joint lacks of a stirrup or does not have a stirrup, when the damage occurs to one connection node, other connection nodes can be driven to be damaged, and the fixing effect is poor. Therefore, a precast concrete beam column node structure is proposed to solve the above problems.

Disclosure of Invention

The precast concrete beam column joint structure provided in this embodiment is used for solving the beam column joint structure in the prior art, and after the earthquake disaster condition occurs, the damage of the connection joint area of the beam column often occurs, and the problem of the condition that the welding line of the fixing part is broken is particularly manifested.

According to one aspect of the application, a precast concrete beam column joint structure is provided, which comprises a cross beam, a vertical beam, a connecting piece and a fixing mechanism;

the fixed establishment includes first fixed plate, second fixed plate, head rod, second connecting rod, sleeve and bearing, erect first fixed plate of roof beam outer wall fixed surface connection, the first pivot of first fixed plate outer wall fixed surface connection, the first pivot of first pivot outer wall surface rotation connection head rod, head rod outer wall fixed surface connects the bearing, bearing outer wall fixed surface connects the sleeve, sleeve inner wall surface rotates and connects the second connecting rod, second connecting rod outer wall surface rotates and connects the second pivot, second pivot outer wall fixed surface connects the second fixed plate, second fixed plate outer wall fixed surface connects the crossbeam top.

Furthermore, a clamping groove is formed in the surface of the inner wall of the connecting piece, a sliding block is connected to the surface of the outer wall of the clamping groove in a sliding mode, and the surface of the outer wall of the sliding block is fixedly connected with one end of the cross beam and one end of the vertical beam respectively.

Furthermore, the outer wall surface of the connecting piece is provided with six connecting holes.

Further, the outer wall surface of the cross beam, the outer wall surface of the vertical beam and the outer wall surface of the connecting piece are respectively fixedly connected with bolts.

Further, the surface of the connecting hole is connected with one end of the cross beam and one end of the vertical beam in a sliding mode.

According to the embodiment of the application, the cross beam, the vertical beam, the connecting piece and the fixing mechanism are adopted;

the fixing mechanism comprises a first fixing plate, a second fixing plate, a first connecting rod, a second connecting rod, a sleeve and a bearing, the surface of the outer wall of the vertical beam is fixedly connected with a first fixing plate, the surface of the outer wall of the first fixing plate is fixedly connected with a first rotating shaft, the surface of the outer wall of the first rotating shaft is rotationally connected with a first connecting rod, the surface of the outer wall of the first connecting rod is fixedly connected with a bearing, the surface of the outer wall of the bearing is fixedly connected with a sleeve, the surface of the inner wall of the sleeve is rotatably connected with a second connecting rod, the surface of the outer wall of the second connecting rod is rotationally connected with a second rotating shaft, the surface of the outer wall of the second rotating shaft is fixedly connected with a second fixing plate, the fixed connection crossbeam top of second fixed plate outer wall surface solves the regional destruction of the connected node of roof beam post often can appear in concrete beam column node structure, especially shows the problem of the cracked condition of mounting welding seam, has obtained concrete beam column node structure and has passed through the effect that the connecting piece is fixed with crossbeam and perpendicular roof beam.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic overall perspective view of an embodiment of the present application;

FIG. 2 is a schematic diagram of the overall internal structure of an embodiment of the present application;

fig. 3 is a schematic view of a portion a of fig. 2 according to an embodiment of the present disclosure.

In the figure: 1. the device comprises a vertical beam, 2, a first fixing plate, 3, a first rotating shaft, 4, a first connecting rod, 5, a sleeve, 6, a second connecting rod, 7, a second rotating shaft, 8, a second fixing plate, 9, a bearing, 10, a cross beam, 11, a connecting piece, 12, a connecting hole, 13, a sliding block, 14, a clamping groove, 15 and a bolt.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

The fixing mechanism in this embodiment may be applied to various beam-column node structures, for example, the following beam-column node structure is provided in this embodiment, and the fixing mechanism in this embodiment may be used to mount the following beam-column node structure.

This beam column node structure includes: the beam module units are four, and the number of the column module units is one or two; the beam module units are provided with corners, the corners of the four beam module units can be spliced into cross beam nodes which are arranged in a crossed manner, the column module units are vertically arranged above and/or below junctions of the four beam module units, and ends of the column module units are connected with the junctions of the four beam module units through bolt pairs. The corners of the beam module unit are designed into right angles conventionally, and other angles can be selected according to actual needs. The corner parts of the four beam module units are connected and fixed with the column module units above and/or below through bolt pairs after being spliced, so that beam-column nodes of a cross structure are formed, and the beam-column nodes of the structure are clear in force transmission path and reliable in stress.

The beam module unit comprises a first section bar, a second section bar and a corner connecting piece, wherein two sides of the corner connecting piece are fixedly connected with the first section bar and the second section bar respectively, and the included angle between the first section bar and the second section bar is alpha; the end parts of the column module units are connected with the upper end surface and the lower end surface of the corner connecting piece through bolt pairs. The column module unit and the corner connecting piece are fixedly connected through the bolt pair, so that the assembling and disassembling are simple, the construction is convenient and fast, and the processing and manufacturing are convenient. The included angle alpha between the first section bar and the second section bar is designed to be an angle in a conventional mode, and other angles can be designed according to requirements.

The corner connecting piece comprises a right-angle steel plate and sealing plates at two ends of the right-angle steel plate, the right-angle steel plate is vertically arranged, the sealing plates are welded and fixed at the upper end and the lower end of the right-angle steel plate, two sides of the right-angle steel plate are respectively welded and fixed with a first section bar and a second section bar, and bolt holes are formed in the sealing plates; the end part of the column module unit is provided with an end plate connected with the sealing plate, and the periphery of the end plate is provided with mounting holes corresponding to the bolt holes. The right-angle steel plate is made of angle steel, and the sealing plate and the end plate can be cut by steel plates. Each part can be processed and manufactured in advance respectively, and how to assemble and weld the parts to form an independent beam module unit.

The inner side corner of the right-angle steel plate is welded with the stiffening ribs, so that the integral strength of the corner connecting piece can be improved by means of the stiffening ribs, and the stress performance of the corner connecting piece in the vertical direction is improved.

An oblique supporting piece is arranged between the first section bar and the second section bar. The oblique supporting piece can be used for further enhancing the stability of the beam module unit and avoiding the beam module unit from deforming in the using process.

The oblique supporting piece is made of angle steel or square steel tubes, and two ends of the oblique supporting piece are respectively welded and fixed with the first section bar and the second section bar.

Of course, the present embodiment can also be used for beam-column node structures installed in other structures. Here, description is not repeated, and the beam-column joint structure according to the embodiment of the present application is described below.

Referring to fig. 1 to 3, a precast concrete beam-column node structure includes a cross beam 10, a vertical beam 1, a connecting member 11, and a fixing mechanism;

the fixing mechanism comprises a first fixing plate 2, a second fixing plate 8, a first connecting rod 4, a second connecting rod 6, a sleeve 5 and a bearing 9, the outer wall surface of the vertical beam 1 is fixedly connected with the first fixing plate 2, the outer wall surface of the first fixing plate 2 is fixedly connected with a first rotating shaft 3, the outer wall surface of the first rotating shaft 3 is rotatably connected with the first connecting rod 4, the outer wall surface of the first connecting rod 4 is fixedly connected with the bearing 9, the outer wall surface of the bearing 9 is fixedly connected with the sleeve 5, the inner wall surface of the sleeve 5 is rotatably connected with the second connecting rod 6, the outer wall surface of the second connecting rod 6 is rotatably connected with a second rotating shaft 7, the outer wall surface of the second rotating shaft 7 is fixedly connected with the second fixing plate 8, the outer wall surface of the second fixing plate 8 is fixedly connected with the top end of a beam 10, the sleeve 55 is rotated along the bearing 9, and the second connecting rod 6 slides into the sleeve 55 along the thread inside the sleeve 55, the second connecting rod 6 is shortened and then exerts an upward tensile force in an inclined direction, so that the fixing force on the cross beam 10 is dispersed;

draw-in groove 14 is seted up on 11 inner wall surfaces of connecting piece, draw-in groove 14 outer wall surface sliding connection slider 13, slider 13 outer wall surface is fixed connection crossbeam 10 one end respectively and erects 1 one end of roof beam, through at 11 inside draw-in grooves 14 that set up of connecting piece, and through with crossbeam 10 with erect 1 one end slider 13 insert inside draw-in groove 14, inside provides the effect of location when installing crossbeam 10 and erecting roof beam 1, connecting hole 12 is seted up on 11 outer wall surfaces of connecting piece, connecting hole 12 sets up to six, crossbeam 10 outer wall surface, erect 1 outer wall surface of roof beam and connecting piece 11 outer wall surface are fixed connection bolt 15 respectively, are convenient for fix crossbeam 10 inside connecting piece 11 with erecting roof beam 1, connecting hole 12 surface sliding connection crossbeam 10 one end and erecting 1 one end of roof beam.

When the utility model is used, the cross beam 10 and one end of the vertical beam 1 are inserted into the connecting hole 12 of the connecting piece 11, the clamping groove 14 is arranged inside the connecting piece 11, the slide block 13 at one end of the cross beam 10 and one end of the vertical beam 1 are inserted into the clamping groove 14, the inside provides the positioning function when the cross beam 10 and the vertical beam 1 are installed, and the vertical beam 1 and the cross beam 10 are contacted with the connecting piece 11 in multiple places, so as to improve the contact area between the vertical beam 1 and the cross beam 10 and the connecting piece 11, the fixing effect is good, even if one place is loosened, the whole fixing effect can not be influenced, the first fixing plate 2 is arranged on the vertical beam 1, the first rotating shaft 3 is fixedly connected on the outer wall of the first rotating shaft 3, the first connecting rod 4 is rotatably connected on the outer wall of the first rotating shaft 3, the second fixing plate 8 is arranged on the outer wall of the cross beam 10, and the second rotating shaft 7 is fixed on the outer wall of the second fixing plate 8, rotate at second pivot 7 outer wall and connect second connecting rod 6, and set up sleeve 5 and bearing 9 between second connecting rod 6 and the first connecting rod 4, and through rotating sleeve 55 along bearing 9, and make inside second connecting rod 6 slides sleeve 55 along the inside screw thread of sleeve 55, oblique ascending pulling force is exerted after second connecting rod 6 shortens, is convenient for comparatively disperse to the stationary force of crossbeam 10.

The application has the advantages that:

1. the sleeve rotates along the bearing, the second connecting rod slides into the sleeve along the threads in the sleeve, and the second connecting rod is shortened and then exerts an upward oblique pulling force, so that the fixing force on the cross beam is dispersed conveniently;

2. through setting up the draw-in groove in the connecting piece is inside, and inside inserting the draw-in groove through the slider with crossbeam and perpendicular roof beam one end, inside provides the effect of location when installing the crossbeam and erecting the roof beam, and makes perpendicular roof beam and crossbeam many places contact the connecting piece, reaches the area of contact that improves perpendicular roof beam and crossbeam and connecting piece, and is fixed effectual, even the not hard up condition in a department appears, also can not influence holistic fixed effect.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. The utility model provides a precast concrete beam column node structure which characterized in that: comprises a cross beam (10), a vertical beam (1), a connecting piece (11) and a fixing mechanism;

the fixing mechanism comprises a first fixing plate (2), a second fixing plate (8), a first connecting rod (4), a second connecting rod (6), a sleeve (5) and a bearing (9), the surface of the outer wall of the vertical beam (1) is fixedly connected with a first fixing plate (2), the surface of the outer wall of the first fixing plate (2) is fixedly connected with a first rotating shaft (3), the surface of the outer wall of the first rotating shaft (3) is rotationally connected with a first connecting rod (4), the surface of the outer wall of the first connecting rod (4) is fixedly connected with a bearing (9), the surface of the outer wall of the bearing (9) is fixedly connected with a sleeve (5), the surface of the inner wall of the sleeve (5) is rotationally connected with a second connecting rod (6), the surface of the outer wall of the second connecting rod (6) is rotationally connected with a second rotating shaft (7), the outer wall surface of the second rotating shaft (7) is fixedly connected with a second fixing plate (8), the surface of the outer wall of the second fixing plate (8) is fixedly connected with the top end of the cross beam (10).

2. A precast concrete beam column joint structure according to claim 1, wherein: the clamping groove (14) is formed in the surface of the inner wall of the connecting piece (11), the sliding block (13) is connected to the surface of the outer wall of the clamping groove (14) in a sliding mode, and the surface of the outer wall of the sliding block (13) is fixedly connected with one end of the cross beam (10) and one end of the vertical beam (1) respectively.

3. A precast concrete beam column joint structure according to claim 1, wherein: the connecting piece (11) outer wall surface is seted up connecting hole (12), connecting hole (12) set up to six.

4. A precast concrete beam column joint structure according to claim 1, wherein: and the outer wall surface of the cross beam (10), the outer wall surface of the vertical beam (1) and the outer wall surface of the connecting piece (11) are respectively fixedly connected with a bolt (15).

5. A precast concrete beam column joint structure according to claim 3, wherein: the surface of the connecting hole (12) is connected with one end of the cross beam (10) and one end of the vertical beam (1) in a sliding mode.