CN218233785U

CN218233785U - Modularized steel structure vertical connecting node adopting friction energy dissipation

Info

Publication number: CN218233785U
Application number: CN202221784462.3U
Authority: CN
Inventors: 张锡治; 马文浩; 章少华; 丁永君; 闫翔宇; 马相; 于敬海
Original assignee: Tianjin University Research Institute of Architectrual Design and Urban Planning
Current assignee: Tianjin University Research Institute of Architectrual Design and Urban Planning
Priority date: 2022-07-11
Filing date: 2022-07-11
Publication date: 2023-01-06
Anticipated expiration: 2032-07-11

Abstract

The utility model relates to an engineering structure technical field especially relates to a vertical connected node of modularization steel construction that adopts friction power consumption, including last module post, lower module post, friction pad and prestressing steel strand wires, it sets firmly the module end plate to go up the module post, lower module post sets firmly the module end plate down, go up module end plate lower surface and adorn the square steel pipe that shears admittedly, the module end plate square hole has been seted up down on the module end plate down, and the hole in module end plate square hole is greater than the sectional area of the square steel pipe that shears down, the friction pad is located between last module end plate and the lower module end plate and has seted up the friction pad square hole on the friction pad, the square steel pipe that shears passes friction pad square hole and lower module end plate square hole respectively, prestressing steel strand wires pass last module post, lower module post, friction pad and shearing square steel pipe. The device provided by the utility model simple structure, the atress is reasonable, and the assembly construction is convenient, and can dissipate seismic energy through the friction that slides.

Description

Modularized steel structure vertical connecting node adopting friction energy dissipation

Technical Field

The utility model relates to an engineering structure technical field especially relates to an adopt vertical connected node of friction power consumption's modularization steel construction.

Background

The modular steel structure building is a highly industrialized building structure system, the traditional building is divided into a plurality of independent units, each module unit can be prefabricated, processed and decorated in a factory, and the modules are transported to the site for assembly after being processed, so that a large amount of welding operation is avoided on the construction site, the construction period is greatly shortened, and the site labor force can be effectively reduced. In addition, compared with the traditional building, the modular steel structure building is more energy-saving and environment-friendly, has detachability and reusability, accords with the sustainable development strategy, can realize the emission reduction of carbon dioxide by more than 50% in the whole life cycle, and has important significance for realizing the double-carbon target in the field of building engineering in China. At present, most of modular steel structure connecting nodes are welded or connected through bolts, and the connecting area of the nodes is easily seriously damaged after the structure is subjected to earthquake action in a high-intensity earthquake area, so that the repairing after the earthquake is not facilitated; when some nodes are constructed on site, the operation space is limited, and even the installation process can damage indoor decoration or weaken the beam column member opening; some nodes do not have detachability or are difficult to disassemble quickly, and the reusability of the modular building is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a simple structure is provided, the atress is reasonable, and the assembly construction is convenient, and can be through the vertical connected node of the modularization steel construction that adopts friction power consumption of the friction dissipation seismic energy that slides.

The utility model discloses a realize through following technical scheme:

the utility model provides an adopt vertical connected node of modularization steel construction of friction power consumption, it includes module post, lower module post, friction gasket and prestressing steel strand wires, the fixed module end plate that is equipped with of terminal surface under the module post of going up, the fixed module end plate that is equipped with of lower module post up end, the fixed surface installs the square steel pipe that shears under going up the module end plate, sets up the lower module end plate square hole corresponding with the square steel pipe that shears down on the module end plate down, and the hole in module end plate square hole is greater than the sectional area of square steel pipe that shears down, friction gasket is located and offers the friction gasket square hole the same size with lower module end plate square hole on the friction gasket between last module end plate and the lower module end plate, the square steel pipe that shears passes friction gasket square hole and lower module end plate square hole respectively, prestressing steel strand wires pass module post, lower module post, friction gasket and the square steel pipe that shears.

Preferably, an inner partition plate is fixedly mounted in the upper module column, and the prestress steel strand penetrates through the inner partition plate. Further, go up module capital portion and module capital portion respectively fixed mounting have the anchor board down, prestressing force steel strand wires pass anchor board, last module post, friction pad and shear square steel pipe respectively and bottom and top are fixed through anchor assembly and anchor board respectively.

Furthermore, a floor beam is fixedly arranged on the upper module column, and a ceiling beam is fixedly arranged on the lower module column. Preferably, the floor beam and the ceiling beam are both H-shaped steel beams.

Optimized, the upper module end plate is provided with an upper module end plate square hole matched with the shear-resistant square steel pipe, and the shear-resistant square steel pipe extends into the upper module end plate square hole and is welded and fixed with the upper module end plate.

Beneficial effects of the utility model

The application provides a pair of adopt vertical connected node of frictional energy dissipation's modularization steel construction has following advantage: overall structure is simple, construction simple to operate, and convenient to detach has very high reuse nature. The node realizes the connection between the module columns through the prestressed steel strands and the small shear-resistant square steel pipes, the prestressed steel strands enable the module columns to be longitudinally and tightly connected, the small shear-resistant square steel pipes can resist interlayer shear force generated by horizontal dislocation between modules, friction gaskets are arranged between the two end plates, holes in the end plates of the lower module columns are reserved with allowance, the structure can generate small dislocation between the longitudinal modules under the earthquake action, the friction gaskets are matched to improve the energy consumption capacity of the modularized steel structure connection node, and the main structure of the modules is in a non-damage or low-damage state after the earthquake.

Drawings

FIG. 1 is a schematic diagram of a connection node structure;

FIG. 2 is a schematic view of a connection node assembly;

FIG. 3 is a schematic sectional view of a connection node;

FIG. 4 is a schematic diagram of an exploded structure of a connection node;

in the figure, 1, an upper module column, 2, a lower module column, 3, a floor beam, 4, prestressed steel strands, 5, an upper module end plate, 6, a shear-resistant square steel pipe, 7, a friction gasket, 8, a lower module end plate, 9, an anchoring part, 10, an anchoring plate, 11, an inner partition plate, 12, a friction gasket square hole, 13, a ceiling beam, 14, a lower module end plate square hole and 15, an upper module end plate square hole.

Detailed Description

The utility model provides an adopt vertical connected node of friction power consumption's modularization steel construction, it includes module post 1, lower module post 2, friction pad 7 and prestressing steel strand wires 4, the fixed module end plate 5 that is equipped with of terminal surface under the module post of going up, the fixed module end plate 8 that is equipped with down of module post up end down can pass through welded fastening between module post and the last module end plate down, can pass through welded fastening between module post and the lower module end plate down, convenient processing, and the structure steadiness is relatively good.

The lower surface of the upper module end plate is fixedly provided with a shear-resistant square steel pipe 6, and the shear-resistant square steel pipe can be fixed by welding. The lower module end plate is provided with a lower module end plate square hole 14 corresponding to the shear-resistant square steel pipe, and the hole of the lower module end plate square hole is larger than the sectional area of the shear-resistant square steel pipe.

The friction pad is located between the upper module end plate and the lower module end plate, and the friction pad is provided with a friction pad square hole 12 with the same size as the lower module end plate square hole, the shear-resistant square steel pipe penetrates through the friction pad square hole and the lower module end plate square hole respectively, and the prestressed steel strand penetrates through the upper module column, the lower module column, the friction pad and the shear-resistant square steel pipe. The upper module column and the lower module column can be connected through the prestress steel strands and the small shear-resistant square steel tube, and the prestress steel strands can enable the module columns to be longitudinally and tightly connected. This application adopts the vertical connected node of friction power consumption's modularization steel construction, overall structure is simple, construction simple to operate to it is convenient to dismantle between the upper and lower module post, has very high reuse nature. The connection between the module columns is realized through the prestress steel strands and the small shear-resistant square steel pipes, the module columns are longitudinally and tightly connected through the prestress steel strands, and the interlayer shear force generated by horizontal dislocation between the modules can be resisted through the small shear-resistant square steel pipes. And be equipped with the friction pad piece between two end plates, the hole on the lower module column end plate leaves the surplus, makes the structure can produce small dislocation between the vertical module under the earthquake effect, and the cooperation friction pad piece can improve the power consumption ability of modularization steel construction connected node, makes the module major structure after the earthquake be in not damaged or low damage state.

Preferably, an inner partition plate 11 is fixedly installed in the upper module column, and the prestress steel strand penetrates through the inner partition plate. Specifically, a hole can be formed in the inner partition plate in advance, and the prestressed steel strand penetrates through the hole and is not in contact with the inner partition plate. When the node is fixedly connected and assembled with a beam, the inner partition plate can transfer the bending moment of the beam end, the stress performance of the node is enhanced, and the strength and the rigidity of the node are increased.

Further, go up module capital portion and module capital portion respectively fixed mounting down and have anchor board 10, it is fixed with the anchor board that prestressing force steel strand wires pass anchor board, last module post, module post down, friction pad and shear square steel pipe respectively and bottom and top are fixed through anchor assembly 9 respectively, make things convenient for prestressing force steel strand wires's installation and fixed to when a plurality of module equipment was put together, can use a steel strand wires to run through from top to bottom, with all module zonulae occludens together formation firm detachable construction.

Further, the upper module column is fixedly provided with a floor beam 3, and the lower module column is fixedly provided with a ceiling beam 13.

Can form the steel construction post with the node series connection of this application, fix the steel construction framework that forms firmly with floor board roof beam and ceiling beam. The upper module column and the floor beam, and the lower module column and the ceiling beam can be welded and fixed.

Optimized, the floor beam and the ceiling beam are H-shaped steel beams, and the whole structure is stable and convenient to process and manufacture.

And optimally, an upper module end plate square hole 15 matched with the shear-resistant square steel pipe is formed in the upper module end plate, and the shear-resistant square steel pipe extends into the upper module end plate square hole to be welded and fixed with the upper module end plate. Set up like this, make things convenient for the construction more, and go up the module end plate and be connected more firm between the square steel pipe that shears.

To sum up, the utility model provides a pair of adopt vertical connected node of friction power consumption's modularization steel construction realizes the connection between the module post through prestressing steel strand wires and small-size square steel pipe that shears, prestressing steel strand wires make the vertical zonulae occludens of module post, the small-size square steel pipe that shears can resist the interblock horizontal dislocation shearing force that produces to cooperation friction pad piece can improve modularization steel construction connected node's power consumption ability, make and shake back module major structure and be in not damaged or low damage state, overall structure is fairly simple simultaneously, construction simple to operate, convenient to detach has very high reuse nature.

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

Claims

1. The utility model provides an adopt vertical connected node of frictional energy dissipation's modularization steel construction which characterized in that: including last module post, lower module post, friction pad and prestressing steel strand wires, the fixed module end plate that is equipped with of terminal surface under going up the module post, the fixed module end plate that is equipped with down of module post up end, the fixed surface of last module end plate installs the square steel pipe that shears, sets up the corresponding lower module end plate square hole with the square steel pipe that shears down on the module end plate down, and the hole in lower module end plate square hole is greater than the sectional area of the square steel pipe that shears down, friction pad is located and offers the friction pad square hole the same size with lower module end plate square hole between last module end plate and the lower module end plate on the friction pad, the square steel pipe that shears passes friction pad square hole and lower module end plate square hole respectively, prestressing steel strand wires pass last module post, lower module post, friction pad and the square steel pipe that shears.

2. The modular steel structure vertical connecting joint dissipating energy through friction according to claim 1, wherein an inner partition plate is fixedly installed in the upper module column, and the prestress steel strand penetrates through the inner partition plate.

3. The vertical connecting node of the modular steel structure adopting friction energy dissipation according to claim 1, wherein the top of the upper module column and the bottom of the lower module column are respectively and fixedly provided with an anchoring plate, the prestressed steel strand respectively passes through the anchoring plate, the upper module column, the lower module column, the friction gasket and the shear-resistant square steel tube, and the bottom and the top are respectively fixed with the anchoring plate through an anchoring part.

4. The vertical connecting joint of the modular steel structure capable of dissipating energy through friction according to claim 1, wherein a floor beam is fixedly mounted on the upper module column, and a ceiling beam is fixedly mounted on the lower module column.

5. The vertical connecting joint of modular steel structure adopting friction energy dissipation according to claim 4, wherein the floor beam and the ceiling beam are both H-shaped steel beams.

6. The vertical connecting node of the modular steel structure adopting friction energy dissipation according to claim 1, wherein the upper module end plate is provided with an upper module end plate square hole matched with the shear-resistant square steel pipe, and the shear-resistant square steel pipe extends into the upper module end plate square hole to be welded and fixed with the upper module end plate.