CN210947187U

CN210947187U - Steel pipe and concrete connected node structure

Info

Publication number: CN210947187U
Application number: CN201921774333.4U
Authority: CN
Inventors: 王玮; 杨瑞鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-22
Filing date: 2019-10-22
Publication date: 2020-07-07
Anticipated expiration: 2029-10-22

Abstract

The utility model discloses a steel pipe and concrete connected node structure, including the steel pipe body, the first half of steel pipe body is opened has two first T shape holes about central line symmetry of each other, and has all pegged graft in two first T shape holes and have first T-shaped beam, the latter half of steel pipe body is opened has two second T shape holes about central line symmetry of each other, and just two second T shape downthehole all pegged graft have the second T-shaped beam, first T-shaped beam and second T-shaped beam constitute, two by diaphragm and floor first T-shaped hole is located same horizontal plane, and two second T-shaped holes also are located same horizontal plane. The utility model not only makes the installation of the T-shaped beam more convenient, but also the T-shaped beam can bear larger pressure, and the smallest hole is arranged on the steel pipe body, thus the bearing capacity of the steel pipe body can not be influenced; but also is convenient for fixing the top end of the steel tube body on other objects through fastening bolts or installing an extending object on the top end of the steel tube body.

Description

Steel pipe and concrete connected node structure

Technical Field

The utility model relates to a building structure technical field especially relates to a steel pipe and concrete connection node structure.

Background

The concrete filled steel tube combined member is formed by pouring concrete into a steel tube, and the concrete filled steel tube combined member essentially belongs to hoop concrete. Generally, in a steel tube concrete composite member, a steel tube not only bears longitudinal stress, but also exerts transverse constraint on core concrete, so that the core concrete is in a three-dimensional stressed stress state, and the occurrence and development of longitudinal micro cracks of the core concrete are delayed, thereby improving the compressive strength and the compressive deformation capacity of the core concrete. And the outer steel pipe prevents the local buckling of the thin-wall steel pipe to a certain extent due to the existence of the core concrete, enhances the geometric stability of the steel pipe wall, and changes the instability mode of the hollow steel pipe, thereby improving the bearing capacity of the hollow steel pipe. Therefore, the steel pipe concrete composite structure is a reasonable structural form when being used for compression, and the advantages of steel and concrete are fully utilized.

Through search, a steel pipe concrete column and beam connecting node disclosed in the Chinese patent No. CN201410225322.6 belongs to the field of building structures, the steel pipe concrete column and beam end connecting node of the invention is sleeved with a steel sleeve in a matching way on the outer peripheral surface of a steel pipe at the beam end connecting node, the upper and lower end edges of the steel sleeve are welded and fixed with the steel pipe, the outer peripheral surface of the steel sleeve corresponds to the beam end, steel connecting plates are connected at intervals in the radial direction, the outer periphery of the steel sleeve and the inner layer steel pipe are provided with an upper and a lower two circles of oppositely-pulled steel bar hole groups which correspondingly penetrate, oppositely-pulled steel bars correspondingly penetrate through the upper and the lower two circles of oppositely-pulled steel bar hole groups, namely, an upper and a lower two layers of oppositely-pulled steel bar grids are formed in the steel pipe concrete column, although the device is convenient to disassemble and assemble, most of.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a steel pipe and concrete connection node structure.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a steel pipe and concrete connected node structure, includes the steel pipe body, the first half of steel pipe body is opened has two first T shape holes about central line symmetry of each other, and has all pegged graft in two first T shape holes and have first T-shaped beam, the latter half of steel pipe body is opened has two second T shape holes about central line symmetry of each other, and has all pegged graft in two second T shape holes and have the second T-shaped beam, first T-shaped beam and second T-shaped beam constitute by diaphragm and floor.

Preferably, the two first T-shaped holes are located on the same horizontal plane, and the two second T-shaped holes are also located on the same horizontal plane.

Preferably, the inner wall of the circumference of the steel pipe body is welded with an annular check ring close to the top end, and the upper surface of the annular check ring is provided with stepped mounting holes distributed at equal intervals.

Preferably, the circumferential inner wall of the steel pipe body is provided with conical teeth distributed at equal intervals.

Preferably, the inner wall of the circumference of the steel pipe body is provided with three to four lugs near the bottom end, and the three to four lugs are annularly distributed on the same horizontal plane.

Preferably, the rib plate of the second T-shaped beam is arranged to be of a right-angle trapezoidal structure, round tables distributed at equal intervals are arranged at the top end of the rib plate, and round holes matched with the round tables are formed in the lower surface of the transverse plate.

Preferably, two of same horizontal plane the joint has same bow-shaped pull rod between the tip of diaphragm, and the tip of diaphragm is close to the equal joint in both sides and has the internal thread pipe, and the internal thread intraductal spiro union has the bolt screw rod, and the top of bolt screw rod is provided with the bolt hole.

Compared with the prior art, the utility model provides a steel pipe and concrete connection node structure possesses following beneficial effect:

1. through the T-shaped beam in the T-shaped holes which are arranged on the two opposite sides of the steel pipe body in an inserted mode, the T-shaped beam is convenient to mount, the T-shaped beam can bear larger pressure, the smallest hole is formed in the steel pipe body, and the axial bearing capacity of the steel pipe body cannot be influenced.

2. Through setting up annular retaining ring and the ladder mounting hole of joint near the top at steel pipe body circumference inner wall to be convenient for fix its top on other objects through fastening bolt, perhaps extend the object on the top dress of steel pipe body, improved the aggregate erection convenience of device.

3. Through setting up the tapered tooth at steel pipe body inner wall, improved the static friction between device and the concrete for this device can be more firm integrate into concrete ground, the round platform on cooperation floor top, make the concatenation of floor and diaphragm more convenient.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses with the steel volume few, the concatenation is convenient, and whole resistance to compression more.

Drawings

Fig. 1 is a schematic structural view of a steel pipe body of a steel pipe and concrete connection node structure provided by the utility model;

fig. 2 is a schematic view of a three-dimensional structure of a steel pipe and concrete connection node structure provided by the present invention;

fig. 3 is the utility model provides an assembly structure sketch map of steel pipe and concrete connected node structure second T-shaped roof beam.

In the figure: the steel pipe comprises a steel pipe body 1, a first T-shaped hole 2, a conical tooth 3, a second T-shaped hole 4, a bump 5, an annular retainer ring 6, a step mounting hole 7, a first T-shaped beam 8, a second T-shaped beam 9, a rib plate 10, a circular truncated cone 11, a circular hole 12, a bolt screw 13, a bolt hole 14, a rectangular hole 15, a bow-shaped pull rod 16 and an internal threaded pipe 17.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example 1

Referring to fig. 1-2, a steel pipe and concrete connection node structure comprises a steel pipe body 1, wherein two first T-shaped holes 2 which are symmetrical to each other about a central line are formed in the upper half portion of the steel pipe body 1, first T-shaped beams 8 are inserted into the two first T-shaped holes 2, two second T-shaped holes 4 which are symmetrical to each other about the central line are formed in the lower half portion of the steel pipe body 1, second T-shaped beams 9 are inserted into the two second T-shaped holes 4, and the first T-shaped beams 8 and the second T-shaped beams 9 are formed by transverse plates and rib plates 10.

The utility model discloses in, two first T shape holes 2 are located same horizontal plane, and two second T shape holes 4 also are located same horizontal plane.

Wherein, the circumference inner wall of steel pipe body 1 is close to the top welding and has annular retaining ring 6, and the upper surface of annular retaining ring 6 opens has the ladder mounting hole 7 that the equidistance distributes to be convenient for fix its top on other objects through fastening bolt, perhaps install the extension object on the top of steel pipe body 1 again.

Wherein, the circumference inner wall of steel pipe body 1 is provided with the taper type tooth 3 that the equidistance distributes, has improved the static friction between device and the concrete for this device can be more firm be merged into in the concrete ground.

Wherein, the circumference inner wall of steel pipe body 1 is provided with three to four lugs 5 near the bottom, and three to four lugs 5 are the ring shape and distribute on same horizontal plane, can be used to the takeover, prevents that the pipe of bottom from directly conflicting the below of the second T-shaped beam 9 that is close to the below.

Example 2

Referring to fig. 1 and 3, in the present embodiment, compared with embodiment 1, the steel pipe and concrete connection node structure further includes a rib plate 10 of the second T-shaped beam 9, which is arranged in a right trapezoid structure, and circular truncated cones 11 distributed at equal intervals are formed at the top end of the rib plate 10, and circular holes 12 matched with the circular truncated cones 11 are formed in the lower surface of the transverse plate, so that the rib plate 10 and the transverse plate can be more conveniently spliced.

Wherein, the joint has same bow-shaped pull rod 16 between the tip of two diaphragms of same horizontal plane, and the tip of diaphragm is close to the equal joint in both sides and has interior threaded pipe 17, and threaded pipe 17 internal thread has bolt screw rod 13, and the top of bolt screw rod 13 is provided with bolt hole 14.

The working principle is as follows: when the device is used, the round hole 12 at the bottom of the transverse plate is aligned with the round table 11 on the rib plate 10, then the transverse plate and the rib plate 10 are clamped together, if the device is used permanently, disassembly is not needed, and then the two transverse plates and the rib plate 10 are welded together by using an electric welding machine; then, inserting two first T-shaped beams 8 into two first T-shaped holes 2 close to the upper half part of the device, and then inserting an arched pull rod 16 into a preset rectangular hole at one end head part close to the two transverse plates, so that the two first T-shaped beams 8 are prevented from generating transverse movement; or is screwed in the internal thread pipe 17 by a bolt screw 13; if the device is permanently not required to be disassembled, the gap between the T-shaped cross beam and the inner wall of the T-shaped hole can be welded.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a steel pipe and concrete connected node structure, includes steel pipe body (1), its characterized in that, the first half of steel pipe body (1) is opened has two first T shape holes (2) about central line symmetry each other, and all pegs graft in two first T shape holes (2) and have first T roof beam (8), the latter half of steel pipe body (1) is opened has two second T shape holes (4) about central line symmetry each other, and all pegs graft in two second T shape holes (4) and have second T roof beam (9), first T roof beam (8) and second T roof beam (9) constitute by diaphragm and floor (10).

2. A steel pipe and concrete connecting joint structure according to claim 1, wherein two said first T-shaped holes (2) are located on the same horizontal plane, and two said second T-shaped holes (4) are also located on the same horizontal plane.

3. The steel pipe and concrete connection node structure according to claim 1, wherein an annular retainer ring (6) is welded to the circumferential inner wall of the steel pipe body (1) near the top end, and stepped mounting holes (7) are equidistantly formed in the upper surface of the annular retainer ring (6).

4. A steel pipe and concrete connection node structure according to claim 1, wherein the circumferential inner wall of the steel pipe body (1) is provided with conical teeth (3) distributed at equal intervals.

5. The steel pipe and concrete connection node structure according to claim 1, wherein three to four protrusions (5) are arranged on the circumferential inner wall of the steel pipe body (1) near the bottom end, and the three to four protrusions (5) are annularly distributed on the same horizontal plane.

6. The steel pipe and concrete connection node structure of claim 1, wherein the rib plates (10) of the second T-shaped beam (9) are arranged in a right-angle trapezoidal structure, round platforms (11) are distributed at equal intervals at the top ends of the rib plates (10), and round holes (12) matched with the round platforms (11) are formed in the lower surfaces of the transverse plates.

7. The steel pipe and concrete connecting node structure according to claim 1, wherein the same bow-shaped pull rod (16) is clamped between the end portions of the two transverse plates on the same horizontal plane, the end portions of the transverse plates close to the two sides are respectively clamped with an internal threaded pipe (17), a bolt screw (13) is screwed in the internal threaded pipe (17), and a bolt hole (14) is formed in the top end of the bolt screw (13).