CN215330454U - Connecting device for building steel structure - Google Patents

Abstract

The utility model discloses a connecting device of a building steel structure, which comprises two building steel pipes, a fixing external member and a sealing external member, wherein the fixing external member comprises a first connecting pipe and a second connecting pipe which can be mutually involutory and are respectively sleeved on the two building steel pipes, and the sealing external member is positioned between the first connecting pipe and the second connecting pipe; first protruding edge and the protruding edge of second have been extended towards the direction each other respectively on first connecting pipe and the second connecting pipe, first protruding edge sets up with the protruding edge of second is crisscross, and first protruding edge is equipped with the slider towards the one end on the protruding edge of second, the protruding edge of second be equipped with the spout of slider adaptation, the spout runs through the protruding edge tip of second, be equipped with first fixed block on the first protruding edge, the protruding edge of second is equipped with the second fixed block in the position that corresponds first fixed block, first fixed block passes through bolt fixed connection with the second fixed block. This connecting device of building steel structure has that the leakproofness is good, connects convenient advantage.

Description

Connecting device for building steel structure

Technical Field

The utility model relates to the technical field of steel connection, in particular to a connecting device for a building steel structure.

Background

The steel structure is a structure composed of steel materials, is one of the main building structure types, and is mainly composed of beam steel, steel columns, steel trusses and other members made of section steel, steel plates and the like, and is manufactured by adopting rust removal and prevention processes of silanization, pure manganese phosphating, washing drying, zinc plating and the like, the steel materials have high strength, light dead weight, good integral rigidity and strong deformation resistance, so the steel structure is particularly suitable for building large-span, ultrahigh and ultra-heavy buildings, has good material homogeneity and isotropy, belongs to an ideal elastomer, best meets the basic assumption of general engineering mechanics, has good material plasticity and toughness, can have larger deformation, can well bear power load, has short construction period and high industrialization degree, can carry out specialized production with high mechanization degree, is a very important building structure in the building engineering, and in the construction process of the steel structure, the manner of connection between the steel structures is also very important

Then some steel pipe connecting device that are used for construction that have now, most leakproofness is relatively poor, appears the seepage easily, and the dismouting is inconvenient, influences work efficiency.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a connecting device for a building steel structure, which at least effectively solves the problems that most of the existing steel pipe connecting devices for building construction are poor in sealing performance, water easily permeates from the connecting part of steel pipes, the steel pipes are inconvenient to assemble and disassemble, and the working efficiency is influenced.

(II) technical scheme

In order to solve the technical problems, the utility model provides the following technical scheme: a connecting device for a building steel structure comprises two building steel pipes, a fixing external member and a sealing external member, wherein the sealing external member is used for being sleeved at the contact position of pipe orifices of the two building steel pipes, the fixing external member comprises a first connecting pipe and a second connecting pipe which can be mutually involutory and are respectively sleeved on the two building steel pipes, and the sealing external member is positioned between the first connecting pipe and the second connecting pipe; a first convex edge and a second convex edge extend towards the opposite directions on the first connecting pipe and the second connecting pipe respectively, the first convex edge and the second convex edge are arranged in a staggered manner, a sliding block is arranged at one end, facing the second convex edge, of the first convex edge, a sliding groove matched with the sliding block is arranged on the second convex edge, the sliding groove penetrates through the end part of the second convex edge, a first fixing block is arranged on the first convex edge, a second fixing block is arranged at the position, corresponding to the first fixing block, of the second convex edge, and the first fixing block is fixedly connected with the second fixing block through bolts; through the sliding connection of the sliding block and the sliding groove, the first connecting pipe and the second connecting pipe are mutually combined to form the fixed sleeve, so that the pipe orifices of the two building steel pipes are contacted, the first connecting pipe and the second connecting pipe simultaneously clamp the sealing sleeve, and the first connecting pipe and the second connecting pipe keep the state of clamping the sealing sleeve through the fixed connection of the first fixing block and the second fixing block.

According to the arrangement, the first connecting pipe and the second connecting pipe are respectively sleeved on the two building steel pipes, the sliding groove on the second convex edge penetrates through the end part of the second convex edge, so that the first connecting pipe can horizontally slide into the sliding groove through the sliding block, the first connecting pipe and the second connecting pipe can be quickly folded, pipe orifices of the two building steel pipes are contacted, the connection operation of the two steel pipes is completed, and finally the first fixing block and the second fixing block are fixedly connected through the bolts, so that the two steel pipes are fixedly connected, and the effects of convenience in assembly and disassembly and firmness in connection are achieved; and after the fixed connection is finished, the first connecting pipe and the second connecting pipe simultaneously clamp the sealing sleeve, so that the sealing sleeve is fixedly clamped at the pipe orifice contact positions of the two building steel pipes, and further, the moisture is effectively prevented from permeating from the pipe orifice contact positions of the two building steel pipes.

Further setting, first connecting pipe still include with the first sleeve pipe that first protruding edge is connected, the second connecting pipe still include with the protruding second sleeve pipe of connecting along of second, first sleeve pipe with the second sleeve pipe inner wall all is equipped with helicitic texture, two the building steel pipe be equipped with respectively last with the screw thread portion of helicitic texture adaptation, first connecting pipe with the second connecting pipe is spiro union respectively two on the building steel pipe, just first connecting pipe with the second connecting pipe is to closing the back each other, first protruding edge contradict in on the second sleeve pipe, the protruding edge of second contradict in on the first sleeve pipe.

So set up, through the spiro union of first connecting pipe and second connecting pipe respectively with two building steel pipes to be convenient for first connecting pipe and second connecting pipe respectively with two building steel pipe between the installation dismantle, and firm in connection, convenient operation.

The first convex edge and the second convex edge are of two symmetrical semicircular structures, after the first connecting pipe and the second connecting pipe are mutually closed, a circular hole is formed in the centers of the first convex edge and the second convex edge, and the sealing sleeve is located in the circular hole.

So set up, can protect sealed external member effectively, avoid sealed external member to receive to damage and influence sealed effect.

Further setting, first protruding edge with the inner wall on the protruding edge of second all is equipped with toward the protruding conflict lug that stretches of sealed external member direction, conflict the lug in sealed external member surface.

So set up, compress tightly sealed external member through the lug of contradicting, improve sealed external member and to the sealed effect of the mouth of pipe contact department of two building steel pipes.

The sealing sleeve is further provided with a first clamping block extending towards the direction of the sealing sleeve in a protruding mode, a second clamping block extending towards the direction of the sealing sleeve in a protruding mode is arranged on the second sleeve, a first clamping groove matched with the first clamping block and a second clamping groove matched with the second clamping block are formed in the sealing sleeve respectively, after the first connecting pipe and the second connecting pipe are mutually closed, the first clamping block is embedded into the first clamping groove, and the second clamping block is embedded into the second clamping groove.

So set up, after first connecting pipe and second connecting pipe are involutive each other, press from both sides tight sealing sleeve spare from sealing sleeve spare through first fixture block and second fixture block, make sealing sleeve spare keep fixed, guarantee sealing sleeve spare's sealed effect.

The first clamping block and the second clamping block are symmetrically arranged, and the first clamping groove and the second clamping groove are symmetrically arranged.

So set up, make sealed external member atress balanced, further guarantee the steadiness that sealed external member and building steel pipe are connected, guarantee the sealed effect of sealed external member.

In a further arrangement, the first clamping block is a first clamping ring arranged in a concentric circle with the first sleeve, and the second clamping block is a second clamping ring arranged in a concentric circle with the second sleeve.

So set up, through the joint of first snap ring and first draw-in groove, the joint of second snap ring and second draw-in groove for form a seal structure between first snap ring, second snap ring and sealed external member, and then effectively prevent that moisture from entering into building steel pipe department from the gap of first connecting pipe and second connecting pipe, improved the sealed effect to the mouth of pipe contact department of two building steel pipes by a wide margin.

(III) advantageous effects

Compared with the prior art, the connecting device for the building steel structure provided by the utility model has the following beneficial effects:

the connecting device of the building steel structure respectively sleeves a first connecting pipe and a second connecting pipe on two building steel pipes, and a sliding groove on a second convex edge penetrates through the end part of the second convex edge, so that the first connecting pipe can horizontally slide into the sliding groove through a sliding block, the first connecting pipe and the second connecting pipe can be quickly folded, pipe orifices of the two building steel pipes are contacted, the connecting operation of the two steel pipes is completed, and finally, a first fixing block and a second fixing block are fixedly connected through bolts, so that the two steel pipes are fixedly connected, and the connecting device has the effects of convenience in disassembly and firm connection; after the fixed connection is finished, the first connecting pipe and the second connecting pipe simultaneously clamp the sealing sleeve, so that the sealing sleeve is fixedly clamped at the pipe orifice contact positions of the two building steel pipes, and further, moisture is effectively prevented from permeating from the pipe orifice contact positions of the two building steel pipes;

(two) be provided with first snap ring on this connecting device of building steel construction's the first connecting pipe, be provided with the second snap ring on the second connecting pipe, set up first draw-in groove and second draw-in groove on the seal assembly, through the joint of first snap ring with first draw-in groove, the joint of second snap ring and second draw-in groove, make at first snap ring, form a seal structure between second snap ring and the seal assembly, and then effectively prevent that moisture from entering into building steel pipe department from the gap of first connecting pipe and second connecting pipe, the sealed effect to the mouth of pipe contact department of two building steel pipes has been improved by a wide margin.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a cross-sectional view of FIG. 1;

FIG. 3 is another schematic cross-sectional view of FIG. 1;

FIG. 4 is a schematic top view of the present invention;

FIG. 5 is a right side view of the first connecting pipe;

fig. 6 is a left side structural diagram of the second connecting pipe.

In the drawings: 1. building steel pipes; 11. a threaded portion; 2. a fixation kit; 21. a first connecting pipe; 211. a first convex edge; 2111. a slider; 212. a first sleeve; 2121. a first clamping block; 22. a second connecting pipe; 221. a second convex edge; 2211. a chute; 222. a second sleeve; 2221. a second fixture block; 201. a first fixed block; 202. a second fixed block; 203. a thread structure; 204. a circular hole; 205. abutting against the bump; 3. a sealing sleeve; 31. a first card slot; 32. a second card slot; 4. and (4) bolts.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 invention.

Please refer to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 6, wherein fig. 1 is a front structural diagram of the present invention, fig. 2 is a sectional structural diagram of fig. 1, fig. 3 is another sectional structural diagram of fig. 1, fig. 4 is a top structural diagram of the present invention, fig. 5 is a right structural diagram of a first connecting pipe, and fig. 6 is a left structural diagram of a second connecting pipe.

The utility model provides a connecting device for a building steel structure, which comprises two building steel pipes 1, a fixing sleeve 2 and a rubber sealing sleeve 3, wherein the rubber sealing sleeve 3 is sleeved at the contact position of pipe orifices of the two building steel pipes 1, the fixing sleeve 2 comprises a first connecting pipe 21 and a second connecting pipe 22 which can be mutually folded and are respectively sleeved on the two building steel pipes 1, the first connecting pipe 21 and the second connecting pipe 22 have the same size, and the sealing sleeve 3 is positioned between the first connecting pipe 21 and the second connecting pipe 22. The first connection pipe 21 comprises a first sleeve 212 and a first convex edge 211 integrally formed at the side end of the first sleeve 212, the second connection pipe 22 comprises a second sleeve 222 and a second convex edge 221 integrally formed at the side end of the second sleeve 222, the first convex edge 211 and the second convex edge 221 respectively extend towards the direction opposite to each other, the first convex edge 211 and the second convex edge 221 are arranged in a vertically staggered manner, a sliding block 2111 is arranged at one end of the first convex edge 211 towards the second convex edge 221, namely, a sliding block 2111 is integrally formed at the lower end of the first convex edge 211, a sliding groove 2211 matched with the sliding block 2111 is arranged at the second convex edge 221, namely, a sliding groove 2211 is formed at the upper end of the second convex edge 221, and the sliding groove 2211 penetrates through the left end of the second convex edge 221 so that the sliding block 2111 can slide in horizontally; two first fixed blocks 201 are welded on two sides of the outer surface of the first convex edge 211 respectively, two second fixed blocks 202 are welded on the second convex edge 221 below the corresponding first fixed blocks 201, the two first fixed blocks 201 correspond to the two second fixed blocks 202 one by one, and the two first fixed blocks 201 are fixedly connected with the two second fixed blocks 202 through two bolts 4 respectively; through the horizontal sliding connection between the sliding block 2111 and the sliding groove 2211, the first connecting pipe 21 and the second connecting pipe 22 are mutually involuted to form the fixed suite 2, so that the pipe orifices of the two building steel pipes 1 are contacted, the first connecting pipe 21 and the second connecting pipe 22 simultaneously clamp the sealing suite 3, and the first connecting pipe 21 and the second connecting pipe 22 are kept in a state of clamping the sealing suite 3 through the fixed connection between the first fixing block 201 and the second fixing block 202. Specifically, the first connecting pipe 21 and the second connecting pipe 22 are respectively sleeved on the two building steel pipes 1, and the sliding groove 2211 on the second convex edge 221 penetrates through the left end portion of the second convex edge 221, so that the sliding block 2111 can horizontally slide into the sliding groove 2211, the first connecting pipe 21 and the second connecting pipe 22 are quickly closed in the horizontal direction, pipe orifices of the two building steel pipes 1 are contacted, the connection operation of the two steel pipes is completed, and finally the first fixing block 201 and the second fixing block 202 are fixedly connected through the bolt 4, so that the two steel pipes are fixedly connected, and the effects of convenience in disassembly and firmness in connection are achieved; and when the first connecting pipe 21 and the second connecting pipe 22 are fixedly connected, the first connecting pipe 21 and the second connecting pipe 22 simultaneously clamp the sealing sleeve 3 from two sides of the sealing sleeve 3, so that the sealing sleeve 3 is fixedly clamped at the pipe orifice contact positions of the two building steel pipes 1, and further, moisture is effectively prevented from permeating from the pipe orifice contact positions of the two building steel pipes 1.

The inner walls of the first sleeve 212 and the second sleeve 222 are integrally formed with the thread structures 203, the surfaces of the two building steel pipes 1 are respectively integrally formed with the thread portions 11 matched with the thread structures 203, the first connecting pipe 21 and the second connecting pipe 22 are respectively screwed on the two building steel pipes 1, and after the first connecting pipe 21 and the second connecting pipe 22 are mutually combined, the right end of the first convex edge 211 is abutted on the second sleeve 222, and the left end of the second convex edge 221 is abutted on the first sleeve 212. Through the spiro union of first connecting pipe 21 and second connecting pipe 22 with two building steel pipes 1 respectively, made things convenient for first connecting pipe 21 and second connecting pipe 22 respectively with two building steel pipes 1 between the installation dismantle, and firm in connection, convenient operation.

Further, the first convex edge 211 and the second convex edge 221 are two symmetrical semicircular structures, after the first connecting pipe 21 and the second connecting pipe 22 are mutually combined, a circular hole 204 is formed in the centers of the first convex edge 211 and the second convex edge 221, and the sealing sleeve 3 is located in the circular hole 204; that is, after the first connecting pipe 21 and the second connecting pipe 22 are mutually combined, the centers of the first convex edge 211 and the second convex edge 221 form a circular hole 204 which wraps the pipe orifice contact positions of the two building steel pipes 1, and the sealing sleeve 3 is also positioned in the circular hole 204, so that the sealing sleeve 3 can be effectively protected, and the sealing sleeve 3 is prevented from being damaged to influence the sealing effect.

Further, the inner walls of the first protruding edge 211 and the second protruding edge 221 are respectively provided with a plurality of interference protrusions 205 protruding toward the sealing sleeve 3, that is, the lower end of the first protruding edge 211 and the upper end of the second protruding edge 221 are respectively integrally formed with the interference protrusions 205, and the interference protrusions 205 are abutted against the surface of the sealing sleeve 3. After the first fixing block 201 and the second fixing block 202 are fixedly connected, the abutting convex blocks 205 on the first convex edge 211 and the second convex edge 221 respectively extrude the sealing sleeve 3 to the building steel pipe 1 from the up-down direction, so that the sealing sleeve 3 is compressed, and the sealing effect of the sealing sleeve 3 on the pipe orifice contact part of the two building steel pipes 1 is improved.

Further, a first clamping block 2121 protruding toward the sealing sleeve 3 is integrally formed on the first sleeve 212, a second clamping block 2221 protruding toward the sealing sleeve 3 is integrally formed on the second sleeve 222, a first clamping groove 31 adapted to the first clamping block 2121 and a second clamping groove 32 adapted to the second clamping block 2221 are respectively formed on the sealing sleeve 3, after the first connecting pipe 21 and the second connecting pipe 22 are mutually combined, the first clamping block 2121 is embedded into the first clamping groove 31, and the second clamping block 2221 is embedded into the second clamping groove 32. In this way, after the first connection pipe 21 and the second connection pipe 22 are mutually combined, the sealing sleeve 3 is clamped from two sides of the sealing sleeve 3 by the first fixture block 2121 and the second fixture block 2221, so that the sealing sleeve 3 is kept fixed, and the sealing effect of the sealing sleeve 3 is ensured.

Further, the first and second latches 2121 and 2221 are symmetrically disposed, and the first and second card slots 31 and 32 are symmetrically disposed. So, make sealed external member 3 atress balanced, further guarantee the steadiness that sealed external member 3 and construction steel pipe 1 are connected, guarantee sealed external member 3's sealed effect.

Further, the first stopper 2121 is a first snap ring concentrically disposed with the first sleeve 212, and the second stopper 2221 is a second snap ring concentrically disposed with the second sleeve 222. So, through the joint of first snap ring and first draw-in groove 31, the joint of second snap ring and second draw-in groove 32 for form a seal structure between first snap ring, second snap ring and sealed external member 3, and then effectively prevent that moisture from entering into building steel pipe 1 department from the gap of first connecting pipe 21 and second connecting pipe 22, improved the sealed effect to the mouth of pipe contact department of two building steel pipes 1 by a wide margin.

The working principle is as follows: the first connecting pipe 21 and the second connecting pipe 22 are respectively screwed on the two building steel pipes 1, then half of the sealing sleeve 3 is sleeved on the building steel pipe 1 on the left side, meanwhile, the first locking groove 31 of the sealing sleeve 3 is locked with the first locking block 2121 of the first connecting pipe 21, then, the first connecting tube 21 is horizontally pushed into the sliding slot 2211 through the sliding block 2111, so that the first connecting tube 21 and the second connecting tube 22 are quickly combined, meanwhile, the other half of the sealing sleeve 3 is sleeved on the right building steel pipe 1, and the pipe orifice of the left building steel pipe 1 is contacted with the pipe orifice of the right building steel pipe 1, and the second locking groove 32 of the sealing sleeve 3 is locked with the second locking block 2221 of the second connection pipe 22, thereby completing the connection operation of the two steel pipes, and finally fixedly connecting the first fixing block 201 and the second fixing block 202 through the bolt 4, so that the two steel pipes are fixedly connected.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The connecting device for the building steel structures is characterized by comprising two building steel pipes (1), a fixing sleeve (2) and a sealing sleeve (3) sleeved at the pipe orifice contact positions of the two building steel pipes (1), wherein the fixing sleeve (2) comprises a first connecting pipe (21) and a second connecting pipe (22) which can be mutually folded and are respectively sleeved on the two building steel pipes (1), and the sealing sleeve (3) is positioned between the first connecting pipe (21) and the second connecting pipe (22); a first convex edge (211) and a second convex edge (221) extend towards the opposite directions of each other on the first connecting pipe (21) and the second connecting pipe (22), the first convex edge (211) and the second convex edge (221) are arranged in a staggered manner, one end, facing the second convex edge (221), of the first convex edge (211) is provided with a sliding block (2111), the second convex edge (221) is provided with a sliding groove (2211) matched with the sliding block (2111), the sliding groove (2211) penetrates through the end part of the second convex edge (221), the first convex edge (211) is provided with a first fixing block (201), the second convex edge (221) is provided with a second fixing block (202) at the position corresponding to the first fixing block (201), and the first fixing block (201) and the second fixing block (202) are fixedly connected through a bolt (4); through slider (2111) with sliding connection of spout (2211), make first connecting pipe (21) with second connecting pipe (22) are involutory each other and are formed fixed external member (2) to realize two the mouth of pipe contact of building steel pipe (1), and make first connecting pipe (21) and second connecting pipe (22) press from both sides simultaneously and press from both sides tight sealed external member (3), and through first fixed block (201) with the fixed connection of second fixed block (202), make first connecting pipe (21) and second connecting pipe (22) keep pressing from both sides tight the state of sealed external member (3).

2. The connecting device of the building steel structure according to claim 1, wherein the first connecting pipe (21) further comprises a first sleeve (212) connected with the first convex edge (211), the second connecting pipe (22) further comprises a second sleeve (222) connected with the second convex edge (221), the inner walls of the first sleeve (212) and the second sleeve (222) are both provided with a thread structure (203), the two building steel pipes (1) are respectively provided with a thread part (11) matched with the thread structure (203), the first connecting pipe (21) and the second connecting pipe (22) are respectively screwed on the two building steel pipes (1), and after the first connecting pipe (21) and the second connecting pipe (22) are mutually involuted, the first convex edge (211) is abutted against the second sleeve (222), the second ledge (221) abuts against the first sleeve (212).

3. The connecting device for the building steel structure according to claim 2, wherein the first convex edge (211) and the second convex edge (221) are two symmetrical semicircular structures, after the first connecting pipe (21) and the second connecting pipe (22) are mutually involuted, a circular hole (204) is formed at the center of the first convex edge (211) and the second convex edge (221), and the sealing sleeve (3) is located in the circular hole (204).

4. The connecting device for building steel structures of claim 3, wherein the inner walls of the first protruding edge (211) and the second protruding edge (221) are provided with interference protrusions (205) protruding towards the sealing sleeve (3), and the interference protrusions (205) are interfered with the surface of the sealing sleeve (3).

5. The connecting device of a building steel structure according to claim 4, wherein the first sleeve (212) is provided with a first clamping block (2121) protruding toward the sealing sleeve (3), the second sleeve (222) is provided with a second clamping block (2221) protruding toward the sealing sleeve (3), the sealing sleeve (3) is provided with a first clamping groove (31) adapted to the first clamping block (2121) and a second clamping groove (32) adapted to the second clamping block (2221), after the first connecting pipe (21) and the second connecting pipe (22) are mutually combined, the first clamping block (2121) is embedded into the first clamping groove (31), and the second clamping block (2221) is embedded into the second clamping groove (32).

6. The connecting device for building steel structures of claim 5, wherein the first locking block (2121) and the second locking block (2221) are symmetrically arranged, and the first locking groove (31) and the second locking groove (32) are symmetrically arranged.

7. The connecting device for building steel structure as claimed in claim 6, wherein the first stopper (2121) is a first snap ring concentrically arranged with the first sleeve (212), and the second stopper (2221) is a second snap ring concentrically arranged with the second sleeve (222).

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