CN214940969U - Replaceable assembly type concrete-filled steel tube component - Google Patents

Abstract

The utility model discloses a removable assembled steel pipe concrete component, including the steel pipe main part, the disk is installed to the upper end of steel pipe main part, logical groove has been seted up at the center in the disk, the outside that leads to the groove is equipped with annular circular slot, the arc snubber block is installed in the outside of annular circular slot, the lateral wall of disk is along radially installing the combination piece of four equal arc lengths, the opening has been seted up to the lower extreme of steel pipe main part, the opening inside wall is along radially having seted up the combination groove of four equal arc lengths, annular plectane is installed to the inboard of opening. The utility model has the advantages of reasonable overall design, the practicality is strong, and damping spring and the arc snubber block through the design installation have not only realized the assembled built-up connection between two steel pipe prefabs, and convenient the change is used, has guaranteed transverse cross section's rigid connection moreover, and effective bradyseism avoids leading to the practicality of component to reduce because of the concrete expend with heat and contract with cold that the steel pipe is inside filled up, has advantages such as excellent in use effect.

Description

Replaceable assembly type concrete-filled steel tube component

Technical Field

The utility model relates to a concrete filled steel tube component technical field that is relevant specifically is a removable assembled concrete filled steel tube component.

Background

Concrete-filled steel tubes are structural members formed by filling steel tubes with concrete, and the steel tubes and the core concrete thereof can bear an external load together.

At present, the compressive strength of concrete is high. But the bending resistance is very weak, while the steel, especially the section steel, has strong bending resistance and good elastic plasticity, but is easy to be unstable when being pressed and loses the axial compression resistance. The steel pipe concrete can combine the advantages of the steel pipe concrete and the concrete in the structure, so that the concrete is in a lateral compression state, and the compression strength of the concrete can be improved by times. Meanwhile, due to the existence of the concrete, the rigidity of the steel pipe is improved, and the concrete and the steel pipe play a role together, so that the bearing capacity is greatly improved.

With the continuous improvement of the urbanization level of China, the structural design and the construction level are greatly developed, a batch of novel assembly type structures are developed in recent years, the components are prefabricated in factories, only structural assembly needs to be carried out on site, the construction speed is high, the environmental influence is small, and the requirements on city construction and city updating in a new era are met. However, the fabricated concrete-filled steel tube member has the following disadvantages: firstly, because the steel pipe concrete is a steel-concrete combined structure and relates to two materials, the common steel pipe concrete structure cannot ensure the force transmission continuity and rigid connection of the member nodes; second, the composite member may be damaged by external forces, and the common fabricated structural member is not usually replaceable.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a removable assembled steel pipe concrete component to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a replaceable assembly type steel tube concrete member comprises a steel tube main body, a round block is welded and installed at the upper end of the steel tube main body, a through groove is arranged at the center in the round block, an annular round groove is arranged at the outer side of the through groove and on the end surface of the round block, the outer side of the annular circular groove is provided with an arc-shaped damping block, the outer side wall of the circular block is provided with four combined blocks with equal arc length along the radial direction, a damping spring is arranged in the combined block, a limit block is telescopically arranged on the damping spring near the outer end surface of the combined block, the lower end of the steel pipe main body is provided with a through hole, the inner side wall of the through hole is radially provided with four combined grooves with equal arc length, the inboard welded mounting of opening has annular plectane, two fixed extension boards are just installed at the terminal surface symmetry of steel pipe main part in the outside of rounding block, two fixed blocks are just installed at the terminal surface symmetry of steel pipe main part in the outside of opening.

Preferably, the fixed support plate and the fixed block are both provided with threaded holes.

Preferably, the combination block is fixedly connected with the round block in a welding mode.

Preferably, the steel pipe body, the round block, the combined block and the annular circular plate are all made of high-strength steel.

Preferably, the combination block and the combination groove have the same size and shape.

Preferably, the annular circular groove is matched with the annular circular plate.

Compared with the prior art, the beneficial effects of the utility model are that: at first get two or more than two steel pipe main parts, peg graft the round piece of one of them steel pipe main part terminal surface design to the opening that adjacent steel pipe main part terminal surface was seted up in, wherein the annular circular slot that sets up in the round piece pegs graft with the annular plectane phase-match of opening inboard installation, at the in-process of pegging graft, the arc snubber block effect of annular round piece installation in the annular circular slot has guaranteed both compactness and has connected, the in-process of assembling is carried out to the combination piece of simultaneously installing outside the round piece and the combination groove phase-match that the opening inside wall was seted up, the stopper has further guaranteed steel pipe main part transverse cross section's rigid connection under damping spring's effect, use bolt fixed connection through the screw hole of seting up on fixed extension board and the fixed block at last.

The utility model has the advantages of reasonable overall design, the practicality is strong, and damping spring and the arc snubber block through the design installation have not only realized the assembled built-up connection between two steel pipe prefabs, and convenient the change is used, has guaranteed transverse cross section's rigid connection moreover, and effective bradyseism avoids leading to the practicality of component to reduce because of the concrete expend with heat and contract with cold that the steel pipe is inside filled up, has advantages such as excellent in use effect.

Drawings

FIG. 1 is a schematic view of the overall structure of a replaceable fabricated concrete-filled steel tube member according to the present invention;

FIG. 2 is a schematic cross-sectional top view of a replaceable fabricated concrete filled steel tube member according to the present invention;

fig. 3 is an enlarged schematic structural diagram of a point a in fig. 2 of a replaceable assembled concrete filled steel tube member according to the present invention.

In the figure: 1. a steel pipe body; 2. a round block; 3. a through groove; 4. an annular circular groove; 5. an arc-shaped shock absorption block; 6. combining the blocks; 7. a damping spring; 8. a limiting block; 9. a port; 10. a combination tank; 11. an annular circular plate; 12. fixing a support plate; 13. a fixed block; 14. a threaded bore.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a replaceable assembly type steel pipe concrete component comprises a steel pipe main body 1, wherein a round block 2 is welded and installed at the upper end of the steel pipe main body 1, a through groove 3 is formed in the center of the round block 2, an annular round groove 4 is formed in the outer side of the through groove 3 and the end face of the round block 2, an arc-shaped damping block 5 is installed on the outer side of the annular round groove 4, four combined blocks 6 with equal arc lengths are installed on the outer side wall of the round block 2 along the radial direction, a damping spring 7 is installed in each combined block 6, a limiting block 8 is installed on the damping spring 7 in a telescopic mode and close to the outer end face of each combined block 6, a through hole 9 is formed in the lower end of the steel pipe main body 1, four combined grooves 10 with equal arc lengths are formed in the inner side wall of the through hole 9 along the radial direction, an annular circular plate 11 is welded and installed on the inner side of the through hole 9, two fixed support plates 12 are symmetrically installed on the outer side of the steel pipe main body 1, and two fixed blocks 13 are symmetrically installed on the outer side of the steel pipe main body 1;

the fixing support plate 12 and the fixing block 13 are respectively provided with a threaded hole 14, the combination block 6 is fixedly connected with the round block 2 by welding, the steel pipe main body 1, the round block 2, the combination block 6 and the annular circular plate 11 are all made of high-strength steel, the combination block 6 and the combination groove 10 are identical in size and shape, the annular circular groove 4 is matched with the annular circular plate 11, firstly, two or more steel pipe main bodies 1 are taken, the round block 2 designed on the end face of one steel pipe main body 1 is inserted into the through hole 9 formed on the end face of the adjacent steel pipe main body 1, the annular circular groove 4 formed in the round block 2 is matched with the annular circular plate 11 arranged on the inner side of the through hole 9 for insertion, in the process of insertion, the annular circular block 2 ensures the tight connection of the through hole under the action of the arc-shaped damping block 5 arranged in the annular circular groove 4, and simultaneously, in the process of assembling the combination block 6 arranged on the outer side of the round block 2 and the combination groove 10 formed on the inner side wall of the round block 9, stopper 8 has further guaranteed steel pipe main part 1 transverse cross section's rigid connection under damping spring 7's effect, and screw hole 14 who sets up on last through fixed extension board 12 and fixed block 13 uses bolt fixed connection, the utility model has the advantages of reasonable overall design, the practicality is strong, and damping spring 7 and arc snubber block 5 through the design installation have not only realized the assembled built-up connection between two steel pipe prefabs, conveniently change the use, have guaranteed transverse cross section's rigid connection moreover, and effective bradyseism avoids leading to the practicality of component to reduce because of the concrete expend with heat and contract with cold that the steel pipe is inside filled up, has advantages such as excellent in use effect.

The working principle is as follows: when the utility model is used, firstly, two or more than two steel pipe main bodies 1 are taken, a round block 2 designed on the end face of one of the steel pipe main bodies 1 is inserted into an opening 9 arranged on the end face of the adjacent steel pipe main body 1, wherein an annular circular groove 4 arranged in the round block 2 is matched with an annular circular plate 11 arranged on the inner side of the opening 9 for insertion, in the process of insertion, the annular round block 2 ensures the tight connection of the two under the action of an arc-shaped damping block 5 arranged in the annular circular groove 4, simultaneously, in the process of assembling, a combination block 6 arranged on the outer side of the round block 2 is matched with a combination groove 10 arranged on the inner side wall of the opening 9, a stopper 8 further ensures the rigid connection of the transverse section of the steel pipe main body 1 under the action of a damping spring 7, and finally, the bolt is fixedly connected through a threaded hole 14 arranged on a fixed support plate 12 and a fixed block 13, the device has reasonable integral design, has the advantages of simple operation, convenient use, good use effect and the like.

It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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.

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

Claims (6)

1. A replaceable assembled concrete filled steel tubular member, comprising a steel tubular body (1), characterized in that: the utility model discloses a steel pipe assembly, including steel pipe main part (1), round piece (2) are installed in the upper end welding of steel pipe main part (1), logical groove (3) have been seted up at round piece (2) inner center, annular circular slot (4) have been seted up in the outside that leads to groove (3) and at the terminal surface of round piece (2), arc snubber block (5) are installed in the outside of annular circular slot (4), the lateral wall of round piece (2) radially installs combination piece (6) that four equal arc are long, install damping spring (7) in combination piece (6), the outer terminal surface flexible mounting of nearly combination piece (6) has stopper (8) on damping spring (7), opening (9) have been seted up to the lower extreme of steel pipe main part (1), opening (9) have been seted up to opening (9) inside wall along radially seted up combination groove (10) that four equal arc are long, annular plectane (11) have been installed in the inboard welding of opening (9), two fixed extension boards (12) have been installed in the terminal surface symmetry in the outside of round piece (2) and at steel pipe main part (1) And two fixing blocks (13) are symmetrically arranged on the outer side of the through hole (9) and on the end surface of the steel pipe main body (1).

2. The replaceable assembled concrete filled steel tube element as claimed in claim 1, wherein: and threaded holes (14) are formed in the fixed support plate (12) and the fixed block (13).

3. The replaceable assembled concrete filled steel tube element as claimed in claim 1, wherein: the combination block (6) is fixedly connected with the round block (2) in a welding mode.

4. The replaceable assembled concrete filled steel tube element as claimed in claim 1, wherein: the steel pipe main body (1), the round block (2), the combined block (6) and the annular circular plate (11) are all made of high-strength steel.

5. The replaceable assembled concrete filled steel tube element as claimed in claim 1, wherein: the combination block (6) and the combination groove (10) are the same in size and shape.

6. The replaceable assembled concrete filled steel tube element as claimed in claim 1, wherein: the annular circular groove (4) is matched with the annular circular plate (11).

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