CN210459950U

CN210459950U - Fastener type steel pipe scaffold connecting structure

Info

Publication number: CN210459950U
Application number: CN201920762547.3U
Authority: CN
Inventors: 吴建亮; 莫瑞; 鲁刘磊; 吴主强; 段巍
Original assignee: Jiangxi College of Construction
Current assignee: Jiangxi College of Construction
Priority date: 2019-05-25
Filing date: 2019-05-25
Publication date: 2020-05-05
Anticipated expiration: 2029-05-25

Abstract

The utility model discloses a fastener formula steel pipe scaffold frame connection structure, including the pipe box, one side of pipe box is equipped with the adaptor, is equipped with the shaft hole in the adaptor, and the shaft hole interpolation is equipped with the pivot, and the both ends of pivot are equipped with the limiting plate, and the opposite side of pipe box is equipped with the connecting plate, is equipped with the mounting hole in the connecting plate, and the mounting hole is interior to be inserted and is equipped with the bolt, and the one end that mounting hole and bolt were worn out to the bolt. The bolt is locked by the nut, can make the pipe box compress tightly the steel pipe outer wall each other, thereby make awl protruding and soft strip compress tightly the steel pipe outer wall, point portion through the awl protruding of even setting stabs the pressure steel pipe outer wall, opposite face formula contact, it is bigger to steel pipe outer wall cooperation resistance, make the steel pipe of smooth outer wall be difficult for sliding in the pipe box, the pipe box is to when compressing tightly the steel pipe, the air is extruded in the recess, thereby the inside negative pressure that forms of recess, adsorb at smooth steel pipe outer wall, further increase the removal resistance of steel pipe, therefore it is better to the fixed effect of steel pipe.

Description

Fastener type steel pipe scaffold connecting structure

Technical Field

The utility model relates to a fastener formula steel pipe scaffold connection structure.

Background

The scaffold and the support frame which are erected for building construction and bear load and are composed of fasteners, steel pipes and the like are generally called as the scaffold, the fasteners are fastening connection pieces fastened by bolts, the fasteners are connection pieces between the steel pipes, the form of the fasteners is three, namely, right-angle fasteners, rotary fasteners and butt-joint fasteners, the right-angle fasteners are used for connecting two vertically crossed steel pipes, the load is transmitted by means of friction force between the fasteners and the steel pipes, the rotary fasteners are used for connecting the two randomly crossed steel pipes, and the butt-joint fasteners are used for connecting the two steel pipes in a butt-joint mode.

Present butt joint fastener, wholly be two pipe casings, so-called pipe casing is the semicircle external member, and the pipe casing avris is provided with the adaptor, be equipped with the shaft hole in the adaptor, penetrate the pivot in the shaft hole, and the pivot both ends are provided with the limiting plate, the opposite side of pipe casing is equipped with the connecting plate, be equipped with the mounting hole in the connecting plate, the pipe casing inner wall evenly is provided with the sand grip, to closing when the pipe casing, and in two steel pipe tip insert the pipe casing, can insert the bolt in the mounting hole, and lock through the nut, the bead through even setting compresses tightly the steel pipe outer wall, can link together the: the mode that adopts the bead to support and press increases pipe box and steel pipe cooperation resistance, and when the steel pipe outer wall was more smooth, the bead was not enough to steel pipe frictional resistance, can make the steel pipe have slight slip in the pipe box, causes to fix the effect not good to the steel pipe.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fastener formula steel pipe scaffold connection structure to the fixed not good problem of effect of steel pipe is proposed in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a fastener formula steel pipe scaffold frame connection structure, includes the pipe box, one side of pipe box is equipped with the adaptor, be equipped with the shaft hole in the adaptor, the shaft hole interpolation is equipped with the pivot, the both ends of pivot are equipped with the limiting plate, the opposite side of pipe box is equipped with the connecting plate, be equipped with the mounting hole in the connecting plate, it is equipped with the bolt to insert in the mounting hole, the nut locking is passed through to the one end that mounting hole and bolt were worn out to the bolt, the pipe box inner wall is equipped with the sand grip, the one end of.

Preferably, the convex strip is of a square strip structure.

Preferably, the cone protrusion is in a cone structure.

Preferably, soft strips are arranged between the convex strips, one ends of the soft strips are provided with grooves, and the grooves are of hemispherical inner groove structures.

Preferably, the soft strip is made of chloroprene rubber.

Compared with the prior art, the beneficial effects of the utility model are that: the bolt is locked by the nut, can make the pipe box compress tightly the steel pipe outer wall each other, thereby make awl protruding and soft strip compress tightly the steel pipe outer wall, point portion through the awl protruding of even setting stabs the pressure steel pipe outer wall, opposite face formula contact, it is bigger to steel pipe outer wall cooperation resistance, make the steel pipe of smooth outer wall be difficult for sliding in the pipe box, the pipe box is to when compressing tightly the steel pipe, the air is extruded in the recess, thereby the inside negative pressure that forms of recess, adsorb at smooth steel pipe outer wall, further increase the removal resistance of steel pipe, therefore it is better to the fixed effect of steel pipe, the problem that the effect is not good to the.

Drawings

Fig. 1 is a schematic top view of the present invention;

fig. 2 is a top view partially cut-away schematic view of the present invention;

FIG. 3 is a partially cut-away front view of the present invention;

fig. 4 is a schematic view of the cone-convex distribution of the present invention.

In the figure: the device comprises a pipe sleeve 1, an adapter 2, a shaft hole 3, a rotating shaft 4, a limiting plate 5, a connecting plate 6, a mounting hole 7, a bolt 8, a nut 9, a convex strip 10, a conical convex 11, a soft strip 12 and a groove 13.

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, fig. 2 and fig. 3, the present invention provides a technical solution: a fastener type steel pipe scaffold connecting structure comprises pipe sleeves 1, wherein the pipe sleeves 1 are semicircular external members, the number of the pipe sleeves 1 is two, adaptor pieces 2 are arranged on one sides of the pipe sleeves 1, the adaptor pieces 2 are arranged on the left sides of the pipe sleeves 1 and are integrated with the pipe sleeves 1 through fusion casting, each pipe sleeve 1 is provided with two adaptor pieces 2, the adaptor pieces 2 on the front side and the rear side are vertically staggered with each other, shaft holes 3 are formed in the adaptor pieces 2, the shaft holes 3 are of circular hole-shaped structures and are arranged on the left sides of the adaptor pieces 2, rotating shafts 4 are inserted into the shaft holes 3, the rotating shafts 4 are of circular rod-shaped structures, the rotating shafts 3 are in sliding fit with the shaft holes 3, two ends of each rotating shaft 4 are provided with limiting plates 5, the upper ends and the lower ends of the rotating shafts 4 are connected with the limiting plates 5 in a welding mode, the limiting plates 5, the connecting plate 6 is arranged on the other side of the pipe sleeve 1, the connecting plate 6 is arranged on the right side of the pipe sleeve 1 and is a fusion-cast integrated piece with the pipe sleeve 1, a mounting hole 7 is formed in the connecting plate 6, the mounting hole 7 is of a circular hole-shaped structure and is arranged in the center of the connecting plate 5, a bolt 8 is inserted into the mounting hole 7, the bolt 8 penetrates out of the mounting hole 7, one end of the bolt 8 is locked through a nut 9, after the bolt 8 penetrates into the mounting hole 7, the end portions of two steel pipes are clamped into the pipe sleeve 1, and the bolt 8 is locked through the nut 9, so that the pipe sleeve 1 can.

Referring to fig. 1, 2 and 4, the inner wall of the pipe sleeve 1 is provided with convex strips 10, the convex strips 10 are uniformly arranged on the inner wall of the pipe sleeve 1, the vertical length of the convex strips 10 is the same as the vertical length of the pipe sleeve 1, the convex strips 10 are of a square strip structure, the convex strips 10 and the pipe sleeve 1 are of a fusion casting integrated piece, one end of the convex strips 10 is provided with conical protrusions 11, the conical protrusions 11 are vertically and uniformly arranged at the inner ends of the convex strips 10, the conical protrusions 11 are of a conical structure, when two butted steel pipes are inserted into the pipe sleeve 1, the outer walls of the steel pipes are poked and pressed by the tip parts of the uniformly arranged conical protrusions 11, the opposite surface type contact is realized, the matching resistance to the outer walls of the steel pipes is larger, so that the steel pipes with smooth outer walls are not easy to slide in the pipe sleeve 1, soft strips 12 are arranged between the convex strips 10, the convex strips 10 are connected with the two ends, compressible, wear resistance is strong, and recess 13 has been laid to the one end of soft strip 12, and the vertical even setting of recess 13 is in the inner of soft strip 12, when pipe box 1 involutes and compresses tightly the steel pipe, and the air is extruded in the recess 13 to the inside negative pressure that forms of recess 13 adsorbs at smooth steel pipe outer wall, further increases the moving resistance of steel pipe, and recess 13 is the interior groove structure of hemisphere.

The utility model discloses when concrete implementation: when the pipe sleeve is used, the nut 9 is screwed down from the screw rod 8, the screw rod 9 is pulled out from the mounting hole 7, the end parts of the two steel pipes are respectively inserted into the pipe sleeve 1, the screw rod 8 is inserted into the mounting hole 7 again, the screw rod 8 is locked by the nut 9, the pipe sleeve 1 is rotated in an opposite mode, the rotating shaft 4 is limited to be separated from the shaft hole 3 through the limiting of the limiting plate 5, so that the pipe sleeve 1 is stable to rotate, the bolt 8 is locked by the nut 9, the pipe sleeve 1 can be tightly pressed on the outer wall of the steel pipe, the conical protrusions 11 and the soft strips 12 are tightly pressed on the outer wall of the steel pipe, the outer wall of the steel pipe is poked by the tip parts of the uniformly arranged conical protrusions 11, opposite-surface contact is achieved, the matching resistance on the outer wall of the steel pipe is larger, the steel pipe with the smooth outer wall is not easy to slide in the pipe, further increase the moving resistance of steel pipe, therefore fixed effect is better to the steel pipe.

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

1. The utility model provides a fastener formula steel pipe scaffold connection structure, includes pipe box (1), its characterized in that: one side of pipe box (1) is equipped with adaptor (2), be equipped with shaft hole (3) in adaptor (2), shaft hole (3) interpolation is equipped with pivot (4), the both ends of pivot (4) are equipped with limiting plate (5), the opposite side of pipe box (1) is equipped with connecting plate (6), be equipped with mounting hole (7) in connecting plate (6), the interpolation of mounting hole (7) is equipped with bolt (8), nut (9) locking is passed through to the one end that mounting hole (7) and bolt (8) were worn out in bolt (8), pipe box (1) inner wall is equipped with sand grip (10), the one end of sand grip (10) is equipped with awl protruding (11).

2. A tubular steel scaffold connection structure of fastener type according to claim 1, wherein: the convex strips (10) are of square strip structures.

3. A tubular steel scaffold connection structure of fastener type according to claim 1, wherein: the conical protrusion (11) is of a conical structure.

4. A tubular steel scaffold connecting structure of fastener type according to claim 2, wherein: soft strips (12) are arranged between the convex strips (10), one end of each soft strip (12) is provided with a groove (13), and each groove (13) is of a hemispherical inner groove structure.

5. A tubular steel scaffold connection according to claim 4, wherein: the soft strip (12) is made of chloroprene rubber.