CN202164025U

CN202164025U - Roller sling for mounting pipeline

Info

Publication number: CN202164025U
Application number: CN2011202262867U
Authority: CN
Inventors: 李俊
Original assignee: Yangzhou Xinyang Sci & Tech Dev Ind Co Ltd
Current assignee: Jiangsu Xinyang new material Limited by Share Ltd
Priority date: 2011-06-30
Filing date: 2011-06-30
Publication date: 2012-03-14
Anticipated expiration: 2021-06-30

Abstract

The utility model relates to a roller sling for mounting a pipeline. The roller sling comprises a plurality of connecting shafts, wherein the connecting shafts have the same shape and size and are distributed on the same semicircle; the axes of the connecting shafts are parallel to one another; the connecting shafts are stepped shafts; bearings of the same type and specification are mounted on the steps on the inner sides of the two ends of each connecting shaft; all the bearings are supported on the circumferential wall of the lower half of the pipeline; the steps on the outer sides of the connecting shafts are respectively hinged with arc-shaped connecting plates; the other ends of the arc-shaped connecting plates are hinged with adjacent connecting shafts, so that the ends of the connecting shafts are respectively connected in series in sequence; the two ends of each connecting shaft are respectively provided with threaded sections; nuts are screwed on the threaded sections so as to compress the arc-shaped connecting plates; the ends of the topmost two connecting shafts are respectively hinged with straight connecting plates; the upper ends of any two straight connecting plates on the same side of the pipeline are connected with each other through a connecting bar; and the axes of the connecting bars are parallel to those of the connecting shafts. The roller sling can be used for hoisting the pipeline and allow the pipeline to rotate thereon, and can conveniently finish the butting of large-caliber threaded pipelines.

Description

A kind of pipeline is installed the roller suspender belt of usefulness

Technical field

The utility model relates to a kind of pipelayer's tool, and particularly a kind of pipeline is installed the roller suspender belt of usefulness.

Background technology

The butt joint of screw thread joint pipeline, the mouth of pipe of a pipeline are negative thread, and the mouth of pipe of another root pipeline is an outside thread, and external thread rotary is connected on and makes two pipelines be able to connect perforation in the negative thread.During the pipeline butt joint, need the line of centers of two pipelines be placed on the same straight line, will have the externally threaded mouth of pipe and aim at the mouth of pipe that has negative thread, then could be with the outside thread precession.This is easy to realize that because small-bore pipeline is in light weight, elasticity is good, controls the butt joint that can accomplish two pipelines by a dead lift when small-bore pipeline docks.But for large diameter pipeline; Because its weight is very heavy; Obviously can't carry by manual work, often lean on facility such as forklift, cucurbit pipeline to be sling, though common steel rope or suspender belt can be mentioned pipeline by means of steel rope or other suspender belt; But pipeline can't rotate in the above, also just can not carry out spinning of screw thread.

The utility model content

The purpose of the utility model is, overcomes the problem that exists in the prior art, provides a kind of pipeline that the roller suspender belt of usefulness is installed, and can either pipeline be sling, and pipeline is freely rotated on suspender belt.

For solving above technical matters; A kind of pipeline that the utility model provided is installed the roller suspender belt of usefulness; Comprise that many shape sizes are identical, be distributed on the same semicircle and adapter shaft that axis is parallel to each other; Each said adapter shaft is a stepped shaft, and the bearing of same model and specification is installed on the inner side step at its two ends, and each said bearings is on the half circle wall of lifting pipeline; Be hinged with the arc connecting panel respectively on the outside step of said adapter shaft, the two ends that the other end of said arc connecting panel is hinged on the adjacent adapter shaft each adapter shaft are connected in series successively; The two ends of said adapter shaft is respectively equipped with thread segment, is connected with nut on the said thread segment respectively said arc connecting panel is compressed; The two ends that are positioned at two adapter shafts topmost are hinged with direct-connected fishplate bar respectively, and the upper end that is positioned at the two direct-connected fishplate bars of pipeline the same side interconnects through pipe link, and the parallel axes of said pipe link is in the axis of said adapter shaft.

With respect to prior art; The utility model has been obtained following beneficial effect: with the bottom of roller suspender belt holder at pipeline to be installed; The parallel axes of each adapter shaft is in the axis of pipeline; Again with wire rope rope on roller suspender belt two pipe links topmost, mention steel rope through forklift or other suspender the roller suspender belt mentioned, the bearings at each adapter shaft two ends holds up pipeline on the half circle wall of lifting pipeline; Forming rolls supports, and the sling height of adjustment pipeline makes two to wait that the line of centers that docks pipeline places on the same straight line; Because what adopted the pipeline bottom is bearings, pipeline can freely rotate on suspender belt, through instruments such as Chain wrench rotating pipe easily, the outside thread of pipe end and the negative thread of another root pipe end is spun.

Description of drawings

Fig. 1 is the front view of the utility model roller suspender belt.

Fig. 2 is the left view of Fig. 1.

Fig. 3 is the structure enlarged drawing of adapter shaft among Fig. 1.

Fig. 4 is the structural representation of arc connecting panel among Fig. 1.

Fig. 5 is the structure enlarged drawing of pipe link among Fig. 1.

Fig. 6 is the structural representation of direct-connected fishplate bar among Fig. 1.

Among the figure: 1 adapter shaft; The 1a circlip groove; 2 pipe links; 3 arc connecting panels; 4 direct-connected fishplate bars; 5 bearings; 6 shaft block rings; 7 nuts; 8 lifting pipelines.

The specific embodiment

Like Fig. 1 and shown in Figure 2; The utility model pipeline is installed the roller suspender belt of usefulness; Comprise that many shape sizes are identical, be distributed on the same semicircle and adapter shaft 1 that axis is parallel to each other that the stepped shaft that each adapter shaft 1 is is equipped with the bearing 5 of same model and specification on the inner side step at its two ends; Each bearing 5 symmetric support is on the half circle wall of lifting pipeline 8, and each bearing outside is fixing through shaft block ring 6; Be hinged with arc connecting panel 3 respectively on the outside step of adapter shaft 1, the two ends that the other end of arc connecting panel 3 is hinged on the adjacent adapter shaft each adapter shaft are connected in series successively; The two ends of adapter shaft 1 is respectively equipped with thread segment, is connected with nut 7 on the thread segment respectively arc connecting panel 3 is compressed; The two ends that are positioned at two adapter shafts topmost are hinged with direct-connected fishplate bar 4 respectively, and the upper end that is positioned at the two direct-connected fishplate bars 4 of pipeline the same side interconnects through pipe link 2, and the parallel axes of pipe link 2 is in the axis of adapter shaft 1.

As shown in Figure 3, the two ends of adapter shaft are followed successively by the bearing installation position from inside to outside, and the outside of bearing installation position is provided with circlip groove 1a, and shaft block ring 6 is installed among the circlip groove 1a, and bearing inner ring is resisted against on the shaft shoulder, and the outside is fixing by shaft block ring 6.The outside of bearing installation position is arc connecting panel installation site, and two arc connecting panels, 3 terminations are hinged on this position respectively, and the nut that spins on the thread segment in the outside is with arc connecting panel axial location.

As shown in Figure 4, the two ends of arc connecting panel 3 are provided with hinge hole, and two hinge holes are hinged on respectively on two adjacent adapter shafts, and the radius of arc connecting panel is greater than the radius of pipeline to be installed, so that when lifting, do not interfere with pipeline.

As shown in Figure 5, the two ends of pipe link 2 only are provided with the articulated position and the thread segment of direct-connected fishplate bar and arc connecting panel.

As shown in Figure 6, the two ends of direct-connected fishplate bar 4 are provided with hinge hole, and the lower end hinge hole is hinged on the adapter shaft 1 of the top, and the upper end hinge hole is hinged on the pipe link 2.

During installation; In the bottom of pipeline 8 to be installed, the parallel axes of each adapter shaft 1 is in the axis of pipeline with the holder of roller suspender belt, again with wire rope rope on roller suspender belt two pipe links 2 topmost; Mentioning steel rope through forklift or other suspender mentions the roller suspender belt; Bearing 5 symmetric support at each adapter shaft two ends hold up pipeline 8 on the half circle wall of lifting pipeline 8, and forming rolls supports, and topmost the bearing of two adapter shafts is positioned on the diameter of pipeline 8.The sling height of adjustment pipeline 8 makes two to wait that the line of centers that docks pipeline places on the same straight line, through instrument rotating pipes 8 such as Chain wrenches, the outside thread of pipeline 8 ports and the negative thread of another root pipe end is spun.

Except that the foregoing description, the utility model can also have other embodiments.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop in the protection domain of the utility model requirement.

Claims

1. a pipeline is installed the roller suspender belt of usefulness; It is characterized in that: comprise that many shape sizes are identical, be distributed on the same semicircle and adapter shaft that axis is parallel to each other; Each said adapter shaft is a stepped shaft; The bearing of same model and specification is installed on the inner side step at its two ends, and each said bearings is on the half circle wall of lifting pipeline; Be hinged with the arc connecting panel respectively on the outside step of said adapter shaft, the two ends that the other end of said arc connecting panel is hinged on the adjacent adapter shaft each adapter shaft are connected in series successively; The two ends of said adapter shaft is respectively equipped with thread segment, is connected with nut on the said thread segment respectively said arc connecting panel is compressed; The two ends that are positioned at two adapter shafts topmost are hinged with direct-connected fishplate bar respectively, and the upper end that is positioned at the two direct-connected fishplate bars of pipeline the same side interconnects through pipe link, and the parallel axes of said pipe link is in the axis of said adapter shaft.