CN216130343U

CN216130343U - Assembled PEC beam column node structure and frock

Info

Publication number: CN216130343U
Application number: CN202120756441.XU
Authority: CN
Inventors: 娄峰; 覃祚威; 陈忠; 李慧
Original assignee: Zhejiang Dadongwu Construction Technology Co ltd
Current assignee: Zhejiang Dadongwu Construction Technology Co ltd
Priority date: 2021-04-14
Filing date: 2021-04-14
Publication date: 2022-03-25
Anticipated expiration: 2031-04-14

Abstract

An assembled PEC beam-column joint structure and a tool relate to the technical field of buildings and comprise a cylinder structure, a beam body structure and a beam-column connecting structure for connecting the cylinder structure and the beam body structure, wherein the beam-column connecting structure comprises a plug-in unit accommodating unit fixedly connected to the side surface of the cylinder structure and a plug-in unit fixedly connected to the beam body structure; the plug-in unit accommodating unit comprises a first supporting plate fixedly arranged on the column structure and a surrounding plate fixedly arranged at the upper end of the first supporting plate, and the first supporting plate, the surrounding plate and the side surface of the column structure form a plug-in accommodating groove with an upper end opening for accommodating the plug-in unit; the plug connector unit comprises a plug board, a plug board connecting plate and a second supporting plate arranged at the upper ends of the plug board and the plug board connecting plate, wherein the outline of the plug board is matched with the plug connector accommodating groove. The utility model has quick installation without matching with other locking limit parts.

Description

Assembled PEC beam column node structure and frock

Technical Field

The utility model relates to the technical field of buildings, in particular to an assembled PEC beam-column joint structure and a tool.

Background

With the rapid development of education, economy and science and technology, various working modes are replaced by advanced technologies, the labor cost is greatly increased, the traditional building is almost out of the way of the era in terms of construction speed and construction cost and cannot meet the requirements of modern society, so the country vigorously develops a novel building to adapt to the trend of the era, the fabricated building is favored by the country as a modern building body with fast forming, good forming quality, low labor cost and little environmental pollution, for example, the national institute provides a plurality of suggestions about further strengthening city planning construction management work: the assembly type building is vigorously popularized, the time of 10 years is strived for, the proportion of the assembly type building in a newly-built building is up to 30%, and the traditional building mode is replaced by factory production, assembly installation and modern building. Except for the foundation in the building system, the beam-column structure is the basis of a building, the bearing and the earthquake resistance of the whole structure are all dependent on the arrangement of the beam-column structure, and how to quickly set the beam-column structure node with high safety coefficient is the key point for improving the installation speed of the whole structure of the fabricated building.

For example, chinese patent application publication No. CN 111005450 a discloses an assembled implicit beam-column node and a construction method thereof, and the utility model provides an assembled implicit beam-column node, including: a steel column having a vertical plane; a fixed bracket having a horizontal cross plate and a vertical plate vertically connected to one side of the cross plate, the vertical plate being maintained to be vertically welded to the steel column toward a vertical plane of the steel column; the steel beam is of an I-shaped structure and is provided with an upper flange plate, a lower flange plate and a web plate vertically connected between the flange plates, and the web plate is vertically connected with the steel column in a way of keeping a vertical plane of the steel column facing the steel column; the fixed bracket is inserted into the inner side of the steel beam of the I-shaped structure, and the width D1 of the transverse plate of the fixed bracket is less than or equal to the width D2 that the flange plate of the steel beam extends out of the web plate of the steel beam towards two sides; the first stiffening plate is horizontally and vertically welded and connected to the web plate of the steel beam towards the web plate of the steel beam, the first stiffening plate is suitable for being connected with the transverse plate of the fixed bracket through bolts, and the width D3 of the first stiffening plate is smaller than or equal to the width D2 of the web plate extending out of the flange plate of the steel beam towards two sides; the node of the utility model has simple form, can be assembled and installed only by bolts on site, and can hang the steel beam from the upper part during construction, and the web plate of the steel beam is directly inserted between the two fixed brackets for fixing, thereby simplifying the installation procedure and reducing the temporary fixing measures.

However, in the process of implementing the technical solution of the utility model in the embodiment of the above application, the inventor of the present application finds that the above technology has at least the following technical problems:

the connecting structure in the technical scheme still needs to be further fixed by means of a bolt structure, further construction needs to be carried out manually due to the fact that a plurality of beam-column connecting structures are involved in an actual building, aerial operation is relatively inconvenient to manual work, working hours are increased, building efficiency is reduced, and meanwhile aerial operation has certain dangerousness; above-mentioned technical scheme the beam column structure all weight all concentrates on diaphragm and the first stiffening plate that is located the riser top, on the first stiffening plate that the weight is concentrated difficult to see owing to need set up the screw hole that the bolt passes through, should not design ground thicker, from structural fixed bracket is born by first stiffening plate to floor vertical supporting power entirely, and first stiffening plate takes place to buckle easily, and first stiffening plate does not have other structures to assist it, probably causes the beam structure to damage when serious.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides an assembled PEC beam-column joint structure which is quick to install, does not need to be matched with other locking limiting parts, is provided with a plurality of supporting plates to support a beam body structure and has good supporting performance.

An assembled PEC beam-column joint structure comprises a cylinder structure, a beam body structure and a beam-column connecting structure for connecting the cylinder structure and the beam body structure, wherein the beam-column connecting structure comprises a plug-in unit and a plug-in unit, the plug-in unit is fixedly connected to the side face of the cylinder structure, and the plug-in unit is fixedly connected to the beam body structure; the plug-in unit accommodating unit comprises a first supporting plate fixedly arranged on the column structure and a surrounding plate fixedly arranged at the upper end of the first supporting plate, and the first supporting plate, the surrounding plate and the side surface of the column structure form a plug-in accommodating groove with an upper end opening for accommodating the plug-in unit; the plug connector unit comprises a plug board and a second supporting plate arranged at the upper end of the plug board, wherein the outer contour of the plug board is matched with the plug connector accommodating groove.

Preferably, the plug connector unit further comprises a plug board connecting plate, an upper end face of the plug board connecting plate is fixedly connected with a lower end face of the second supporting plate, and two side faces of the plug board connecting plate are respectively fixedly connected with the plug board and the beam body structure; the coaming is provided with a notch, and the notch is used for accommodating the plugboard connecting plate.

Preferably, the vertical direction of the plug board is shorter than the height of the plug board connecting board, and only the plug board connecting board is contacted with the first supporting board at the bottom of the plug connector unit.

In this application, plug connector unit and plug-in components storage tank adaptation each other and restraint, mainly used inject roof beam body structure position. The insert plate and the second surrounding plate can limit the position of the beam body structure along the axis direction of the beam, the insert plate connecting plate and the second surrounding plate can limit the position of the beam body structure vertical to the axis direction of the beam body structure, and the insert plate connecting plate and the first supporting plate can limit the vertical position of the beam body structure.

Preferably, the surrounding plates include a first surrounding plate block fixedly connected to the side surface of the column structure and a second surrounding plate block fixedly connected to the first surrounding plate block and parallel to the side surface of the column structure, wherein the notch is formed in the second surrounding plate block; the length of the inserting plate connecting plate is matched with the depth of the notch, and the thickness of the inserting plate connecting plate is smaller than or equal to the width of the notch.

Preferably, the notch is formed from the upper end surface of the second enclosing plate block to the lower end surface of the second enclosing plate block.

Preferably, the column structure is provided with a plurality of first stiffening plates inside the beam-column connecting structure.

Preferably, in the above technical solution, the beam structure is H-shaped steel.

Preferably, in the above technical solution, the column structure is H-shaped steel.

Preferably, in the above technical solution, the beam structure is a PEC-composite H-beam.

Preferably, in the above technical means, the column structure is a PEC-assembled H-column.

The PEC in the above technical solution refers to Partially filled steel-concrete Composite Members, Partially encasted Composite Members, abbreviated as PEC. Namely a structural member formed by filling concrete between the peripheral outline of the main steel part. Reference may be made in detail to "technical rules for partially filled steel-concrete structures", carried out from 1 month and 1 day 2021.

Because the used structure of this application all needs welded fastening, the building system that adopts all adopts the steel construction among this technical scheme, convenient welding.

Preferably, the insert plate connecting plate, the second supporting plate and the beam structure are integrally formed.

In the technical scheme, the integrally formed structure can be manufactured in a mode that the wing plate positioned below the two wing plates in the spatial position is cut, and the cutting width is the width of the second supporting plate; the inserting plate is welded on the cut beam body structure; the structure of integral type can strengthen picture peg connecting plate and second backup pad overall structure performance, compares in the relation of connection of welding mode, and connected node's reliability is higher.

Preferably, the beam structure further includes a second stiffening plate disposed between the second support plate and the wing plates, and the second stiffening plate is connected to the two wing plates and vertically connected to the web plate.

Preferably, the beam structure further includes a third stiffening plate, the third stiffening plate is disposed at a junction between the second support plate and the wing plate, the number of the third stiffening plates is two, the third stiffening plates are symmetrically disposed with respect to the web, and the third stiffening plate is vertically connected to the two wing plates.

Preferably, in the above technical solution, the upper end surface of the enclosing plate and the lower end surface of the second supporting plate are smooth planes.

A tool is assembled by adopting the node structure in the technical scheme.

One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:

1. according to the fabricated PEC beam-column joint structure, the connection between the column body structure and the plug-in piece accommodating unit and the connection between the beam body structure and the plug-in piece unit can be completed in a processing factory, the connection between the beam columns can be completed only by one-time sleeving in the field installation of the joint structure, the temporary fixation in the traditional building is not needed, the construction of the next step can be carried out without waiting, and the construction efficiency is greatly improved;

2. further, in an embodiment of the application, since the structure is not limited by the size of other standard parts or connecting parts, the thickness of the plate can be customized according to the requirement by the first supporting plate and the second supporting plate, so that the bending resistance of the plate is improved;

3. furthermore, in another embodiment of the present application, the second supporting plate and the inserting plate connecting plate are further processed from H-shaped steel, so that the supporting structure can be made as an integral piece as much as possible, and the supporting performance of the structure is improved.

Drawings

FIG. 1 is a schematic structural diagram of the present application;

FIG. 2 is an exploded view of a structure in one embodiment of the present application;

FIG. 3 is an exploded view of a structure according to another embodiment of the present application;

the structure comprises a 1-column structure, 11-first stiffening plates, 2-beam body structures, 21-wing plates, 22-webs, 23.1-second stiffening plates, 23.2-third stiffening plates, 3-plug-in piece accommodating units, 31-first supporting plates, 32-enclosing plates, 321-first enclosing plates, 322-second enclosing plates, 4 plug-in piece units, 41-plug-in plates, 42-second supporting plates, 43-plug-in plate connecting plates, a-plug-in piece accommodating grooves and b-notches.

Detailed Description

The terms of orientation of up, down, left, right, front, back, top, bottom, and the like as referred to or as may be referred to in this specification are defined with respect to the configuration shown in the drawings, and the terms "inner" and "outer" refer to directions toward and away from the geometric center of a particular component, respectively, which are relative terms, and thus may be changed accordingly depending on the position and the use state of the particular component. Therefore, these and other directional terms should not be construed as limiting terms.

For better understanding of the above technical solutions, the following detailed descriptions will be provided in conjunction with the drawings and the detailed description of the embodiments:

the first embodiment is as follows:

referring to fig. 1, an assembled PEC beam-column joint structure includes a column structure 1, a beam structure 2, and a beam-column connection structure for connecting the column structure 1 and the beam structure 2, in this embodiment, the column structure 1 and the beam structure 2 are H-shaped steel.

The beam-column connecting structure comprises a plug-in unit accommodating unit 3 fixedly connected to the side surface of the column body structure 1 and a plug-in unit 4 fixedly connected to the beam body structure 2; the column structure 1 is also provided with two first stiffening plates 11 in the area of the beam-column connection structure.

Referring to fig. 2, the plug-in receiving unit 3 comprises a first supporting plate 31 and a surrounding plate 32, wherein the first supporting plate 31 is vertically disposed on the side surface of the cylindrical structure 1 by welding, the first supporting plate 31 is horizontally disposed, that is, the end surface of the first supporting plate 31 is parallel to the bottom surface, the surrounding plate 32 comprises two first surrounding plate blocks 321 and a second surrounding plate block 322, the lower end of the first surrounding plate block 321 is vertically and fixedly connected to the upper end surface of the first supporting plate 31, meanwhile, one side of the first surrounding plate block 321 is fixedly connected to the side surface of the cylindrical structure 1, the second surrounding plate block 322 connects the two first surrounding plate blocks 321, and the second surrounding plate block 322 is provided with a gap b.

The plug connector unit 4 and the H-shaped beam body structure 2 are fixedly connected through a second stiffening plate 23.1, the second stiffening plate 23.1 and the beam body structure 2 are fixed in a welding mode, the second stiffening plate 23.1 is a rectangular plate, the length of the second stiffening plate is the same as that of the wing plates 21, the width of the second stiffening plate is the same as the distance between the two wing plates 21, and the second stiffening plate 23.1 is convenient for welding and fixing the plug connector unit 4 and the beam body structure 2; the plug-in unit 4 is composed of a plug-in board 41, a second supporting board 42 and a plug-in board connecting board 43, the plug board 41 and the second support board 42 are welded to form a T-shaped structure, the second support board 42 is directly connected with the second stiffening board 23.1, a certain interval is reserved between the plug board 41 and the second stiffening board 23.1 to facilitate the plug board 41 to be inserted into an accommodating groove inside the plug-in unit accommodating unit 3, the plug board 41 is connected with the second stiffening board 23.1 through the plug board connecting board 43, the gap b exists to facilitate the plug-in unit 4 to be inserted into the plug-in unit accommodating unit 3 and to have an area for accommodating, the depth of the gap b is the same as the length of the plug board connecting board 43, the thickness of the plug board connecting board 43 is 5mm smaller than the width of the gap b, and the vertical length of the plug board connecting board 43 is 10mm longer than that of the plug board 41 to ensure that only the plug board connecting board contacts with the first support board at the bottom of the plug-in unit.

The overall outer contour of the insert plate 41 is the same as that of the insert receiving groove a (the insert receiving groove a does not include the notch b) defined by the first support plate 31, the surrounding plate 32 and the side surface of the column structure, and the insert plate 41 is connected with the insert receiving groove a in a matching manner and fills the entire insert receiving groove a.

Example two:

referring to fig. 3, the difference from the first embodiment is that the insert plate connecting plate 43 and the second supporting plate 42 in the plug-in unit 4 according to the first embodiment are integrally formed with the beam structure 2, and it can be understood that the H-shaped steel beam is further formed by cutting off a part of the lower wing plate 21 of the two parallel wing plates 21 of the H-shaped steel beam, the width of the cut-off part is the width of the second supporting plate 42, a part of the area of the front end of the upper wing plate 21 serves as the second supporting plate 42, a part of the area of the web plate 22 serves as the insert plate connecting plate 43, an insert plate 41 is welded to the front ends of the upper wing plate 21 and the web plate 22, a third stiffening plate 23.2 is disposed at the boundary between the second supporting plate 42 and the beam structure 2, the number of the third stiffening plates is two symmetrically disposed with respect to the web plate 22, and the third stiffening plate 23.2 is perpendicularly connected to the two wing plates 21. The integral structure reduces the welding amount of the joints from the structural point of view, and the reliability of the joints is higher, but the size of the plugboard connecting plate 43 and the second supporting plate 42 under the operation is limited by the size of the H-shaped steel, so that the application range is relatively reduced.

While preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all such alterations and modifications as fall within the scope of the utility model.

It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the utility model. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. An assembled PEC beam-column joint construction comprising a column structure (1), a beam structure (2) and a beam-column connection structure for connecting the column structure (1) with the beam structure (2), characterized in that:

the beam-column connecting structure comprises a plug-in unit accommodating unit (3) fixedly connected to the side surface of the column body structure (1) and a plug-in unit (4) fixedly connected to the beam body structure (2);

the plug-in unit accommodating unit (3) comprises a first supporting plate (31) fixedly arranged on the column structure (1) and a surrounding plate (32) fixedly arranged at the upper end of the first supporting plate (31), and the first supporting plate (31), the surrounding plate (32) and the side surface of the column structure (1) form a plug-in accommodating groove (a) with an upper end opening for accommodating the plug-in unit (4);

the plug connector unit (4) comprises a plug board (41) and a second supporting plate (42) arranged at the upper end of the plug board (41), wherein the outer contour of the plug board (41) is matched with the plug-in connector accommodating groove (a).

2. The fabricated PEC beam-column joint construction of claim 1, wherein: the plug connector unit (4) further comprises a plug board connecting plate (43), the upper end face of the plug board connecting plate (43) is fixedly connected with the lower end face of the second supporting plate (42), and two side faces of the plug board connecting plate (43) are respectively fixedly connected with the plug board (41) and the beam body structure (2); and a gap (b) is formed in the coaming (32) and is used for accommodating the inserting plate connecting plate (43).

3. The fabricated PEC beam-column joint construction of claim 2, wherein: the enclosing plate (32) comprises a first enclosing plate block (321) fixedly connected with the side surface of the column structure (1) and a second enclosing plate block (322) fixedly connected with the first enclosing plate block (321) and parallel to the side surface of the column structure (1), wherein the notch (b) is formed in the second enclosing plate block (322); the length of the inserting plate connecting plate (43) is matched with the depth of the notch (b), and the thickness of the inserting plate connecting plate (43) is slightly smaller than the width of the notch (b); the vertical length of the inserting plate connecting plate (43) is slightly longer than that of the inserting plate (41).

4. The fabricated PEC beam-column joint construction of claim 3, wherein: and the notch (b) is formed by downwards opening the upper end surface of the second surrounding plate block (322) to the lower end surface of the second surrounding plate block (322).

5. The fabricated PEC beam-column joint construction of claim 1, wherein: the column body structure (1) is positioned inside the beam-column connecting structure and is also provided with a plurality of first stiffening plates (11).

6. The fabricated PEC beam-column joint construction of claim 4, wherein: the beam body structure (2) is H-shaped steel, and the beam body structure (2) is provided with two wing plates (21) and a web plate (22) connected between the two wing plates (21); the side face of the column body structure (1) connected with the plug-in unit accommodating unit (3) is of a steel plate structure.

7. The fabricated PEC beam-column joint construction of claim 6, wherein: the flashboard connecting plate (43), the second supporting plate (42) and the beam body structure (2) are of an integrally formed structure.

8. The fabricated PEC beam-column joint construction of claim 6, wherein: the beam body structure (2) further comprises a second stiffening plate (23.1), the second stiffening plate (23.1) is arranged between the second supporting plate (42) and the wing plates (21), and the second stiffening plate (23.1) is connected with the two wing plates (21) and is vertically connected with the web plate (22).

9. The fabricated PEC beam-column joint construction of claim 7, wherein: the beam body structure (2) further comprises third stiffening plates (23.2), the third stiffening plates (23.2) are arranged at the junction of the second supporting plate (42) and the wing plates (21), the number of the third stiffening plates is two, the third stiffening plates are symmetrically arranged relative to the web plates (22), and the third stiffening plates (23.2) are vertically connected with the wing plates (21) and the web plates (22).

10. The fabricated PEC beam-column joint construction of claim 1, wherein: the upper end face of the coaming (32) and the lower end face of the second supporting plate (42) are smooth planes.