CN216843384U

CN216843384U - Major diameter piping erection handling device

Info

Publication number: CN216843384U
Application number: CN202220378190.0U
Authority: CN
Inventors: 侯郡召; 李傲; 米雪睿; 高维; 王巧俏
Original assignee: Kaifeng Wisdom Shandong Province Municipal Engineering Co ltd
Current assignee: Kaifeng Wisdom Shandong Province Municipal Engineering Co ltd
Priority date: 2022-02-24
Filing date: 2022-02-24
Publication date: 2022-06-28
Anticipated expiration: 2032-02-24

Abstract

The invention discloses a large-diameter pipeline installation and carrying device which comprises a supporting plate, pulley fixing side plates, pulleys, pulley connecting shafts, nuts, holding holes and hole grooves, wherein the two ends of the supporting plate are irregularly hexagonal, so that the force of hands in the process of carrying the device is conveniently applied, the pulley fixing side plates are uniformly welded on the supporting plate, the two ends of each pulley fixing side plate are arc-shaped, the pulley connecting shafts penetrate through the pulleys and the pulley fixing side plates and are fastened by the nuts, the pipeline installation and carrying device comprises a plurality of pulleys, the number of the pulleys can be adjusted according to the length of the supporting plate, the pulley connecting shafts can be horizontally arranged or obliquely arranged, pipeline laying under different use environments can be met, the device is simple in structure and reasonable in design, manpower is saved, construction efficiency is guaranteed, and the large-diameter pipeline installation and carrying device has extremely high application value.

Description

Major diameter piping erection handling device

Technical Field

The invention relates to the technical field of installation and transportation, in particular to a large-diameter pipeline installation and transportation device.

Background

Along with the acceleration of urban process, the quantity of engineering for laying urban water supply and drainage pipelines is increasing day by day, especially the laying of major diameter steel pipe main water supply pipelines, many are laid along urban main pipelines, and part of the pipelines are through high speed railway or ordinary railway, and some construction areas have high pressure lines above the periphery, and the laying construction areas and construction appliances are limited, especially the pipeline laying engineering of open cut construction through ordinary railway, and in the course of construction, there is a risk that hoisting equipment invades railway red line, and when laying pipeline, it has to weld one end of pipeline laying one by one, and pull and move one by one, and the traditional pipeline laying adopts mechanical equipment such as windlass, excavator, forklift, etc. to drag, in order to reduce the friction between pipeline and lower cushion layer, the material such as round steel is laid at the lower part of pipeline, and when the caliber and tonnage of laying pipeline are advanced, When the embedded depth parameter is large, the size of an excavated groove is influenced by road traffic, and under the condition that a construction area is not abundant, the lower part of the pipeline is easy to make the steel pipe collide with the wall of the groove in the process of pulling and moving by using round steel, and when the surrounding environment limits the use of large-scale mechanical equipment for straightening, the adjustment of a pipeline traction route is difficult.

Therefore, there is a need for an auxiliary carrying device capable of realizing large-diameter pipeline laying in a limited construction environment, which is used for solving the problems existing in the above technology and operation and meeting the requirement of large-diameter pipeline laying.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provide a device and a method for auxiliary laying of a large-diameter pipeline in a limited space, which can realize quick and accurate moving and installation of the large-diameter and large-tonnage pipeline after welding, save manpower and material resources and effectively improve the speed and quality of pipeline laying.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a piping erection handling device, includes backup pad, the fixed curb plate of pulley, pulley connecting axle, nut, the backup pad forms for 1-2 cm's iron plate preparation, and the length and the width of iron plate can be adjusted according to the diameter size of laying the pipeline, satisfy the needs that all big and small pipelines were laid, and the general length of major diameter pipeline transport is 80cm, and the width is 40cm, for the transport of device in the use of being convenient for, at the unequal hexagon of length of limit of both ends symmetry processing of backup pad length direction, and at the tip trompil, the use of the hand strength in the manual handling of being convenient for.

The pulley fixing side plates are uniformly distributed on the supporting plate, the thickness of each pulley fixing side plate is generally 1cm, the width of each pulley fixing side plate is generally 2cm smaller than that of the supporting plate, the pulley fixing side plates are uniformly distributed in the front and back directions, the height of each pulley fixing side plate is generally matched with that of each pulley, the height of each pulley fixing side plate is generally about 10cm, meanwhile, the height is influenced by factors such as the buried depth of the pipeline, the diameter of the pipeline, the depth of the ground surface covered on the pipeline and the like, and is slightly lower than the upper part of the pulley under the normal condition, normally rotate when with avoiding influencing pulley and ground or pipeline contact, the fixed curb plate welding of pulley is in the backup pad, and the distance between two fixed curb plates of pulley can be adjusted according to pulley width size, and is slightly bigger a bit than the pulley, leaves a certain amount and rotates the gap, and a loose pulley assembly unit body is constituteed to 4 blocks of pulley curb plates, and a loose pulley assembly unit body contains 3 groups of pulleys, and every group pulley contains two pulleys and a pulley connecting axle.

4 parallel equidistant 3 hole grooves that form of pulley block curb plate in the loose pulley unit body, trompil according to the central line of pulley in 4 pulley curb plates, connect through the pulley connecting axle and control two pulleys, two pulleys are placed respectively in first and third hole inslot, and the length of pulley connecting axle runs through first, two, three hole grooves, fixes the pulley connecting axle respectively on the pulley curb plate through the nut.

The number of the pulley component units of the installation and transportation device is determined by the length of the supporting plate, the transportation device can be fixed on a bottom plate of a pipeline installation groove, the transportation device is connected with the bottom plate through expansion screws, the type of the expansion screws is generally phi 14mm plus 150mm, the transportation device is connected with the groove bottom plate at equal intervals according to the length of a pipeline, the pipeline moves forwards on pulleys of the transportation device under the traction drive of a traction device such as a winch, a digging machine and a forklift, the friction resistance of direct contact between the pipeline and the groove bottom plate is reduced, meanwhile, when the transportation device is installed in the front side, the supporting plate of the transportation device can be welded with the bottom of the pipeline, the pipeline is in contact with the groove paved by the pulleys under the drive of the traction device, and the transportation device moves by means of the pulleys.

The pulley components of the carrying device are generally in a horizontal mode, and can also be designed into an inclined mode with a certain angle, under the condition of the inclined mode, the pulley fixing side plates in the pulley components are different in height, the pulley fixing side plates at two ends are higher than the inner side, the pulley connecting shaft is correspondingly inclined according to the inclination angle, the inclined pulley is arranged in the groove, the length of the pulley connecting shaft can be connected with one pulley or a plurality of pulleys according to the difference of the inclination angle, a certain space gap is kept between the pulley and the pulley fixing side plates, the phenomenon that the friction resistance is increased in the process of pipeline traction due to the fact that the pulley is directly contacted with the pulley fixing side plates is avoided, the pulley components at the left side and the right side form a V shape under the condition of symmetrical inclination is avoided, at the moment, the carrying device is only installed in a fixing mode, the supporting plate is fixed with the bottom plate anchor of the pipeline groove through the expansion screw, the pipeline is directly placed on the V-shaped structure, so that the consistency of the traction advancing direction of the pipeline can be effectively controlled, and the pipeline is prevented from deflecting under the traction of the traction device.

The invention can effectively assist the pipeline installation, traction and transportation, in particular to the traction and transportation of large-diameter and large-tonnage pipelines in the groove, and the installation and transportation device has the advantages of simple and reasonable structure, convenient application and extremely strong practical use value.

Drawings

FIG. 1 is a front view of a large diameter pipe installation handling apparatus;

FIG. 2 is a top view of a large diameter pipe installation handling device;

wherein, 1, a support plate; 2. the pulley fixes the side plate; 3. a pulley; 4. a pulley connecting shaft; 5. a nut; 6. a holding hole; 7. and (4) a hole groove.

Detailed Description

The invention is further illustrated with reference to the following figures and examples.

The structures, proportions, sizes, and other dimensions shown in the drawings and described in the specification are for understanding and reading the present disclosure, and are not intended to limit the scope of the present disclosure, which is defined in the claims, and are not essential to the art, and any structural modifications, changes in proportions, or adjustments in size, which do not affect the efficacy or achievement of the intended purposes of the present disclosure, are intended to be included within the scope of the present disclosure. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.

As shown in figures 1-2, a large diameter pipeline mounting and carrying device comprises a support plate 1, pulley fixed side plates 2, pulleys 3, a pulley connecting shaft 4, a nut 5, a holding hole 6 and a hole groove 7, wherein the support plate 1 is a steel plate with the thickness of 2-3cm, two ends of the support plate are scalene hexagons, holes are opened in the scalene hexagons to facilitate dragging and moving in the carrying process of personnel, a plurality of pulley fixed side plates 2 are distributed on the back surface of the support plate 1, two longer pulley fixed side plates 2 are vertically welded with a plurality of short sides to form the hole grooves 7, the end parts of the outer leakage parts of the pulley fixed side plates 2 are designed into arc shapes, the pulleys 3 are fixed in the hole grooves 7 through the pulley connecting shaft 4, the pulley connecting shaft 4 and the pulley fixed side plates 2 are fixed together through the nut 5, and the height of the fixed pulleys 3 is higher than that of the pulley fixed side plates 2, avoid the pipeline direct contact with fixed curb plate 2 of pulley, increase the increase of frictional resistance of pipeline under the effect of pulling external force, pulley fixed curb plate 2 height in minor face direction can be different simultaneously, two sets of pulley fixed curb plate 2 of different height form "V style of calligraphy" about, a pulley connecting axle 4 connects 2 or more pulleys 3, form 1 hole groove 7 between two fixed curb plates 2 of pulley, place a plurality of pulleys 3 in parallel in hole groove 7, the pulley can better contact with the bottom arc of circular pipeline in "V style of calligraphy" structure, play the roll effect, when pulley block level is placed, can both sides can use, when the front uses, backup pad 1 is directly in the same place with the pipeline welding, under the effect of pulling external force, lean on pulley 3 and pipeline slot bottom plate contact advance, when the reverse side uses, backup pad 1 is in the same place through the anchor of inflation screw and pipeline slot bottom plate, the external traction force directly acts on the pipeline.

Although the embodiments of the present invention have been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and it should be understood by those skilled in the art that various modifications and variations can be made without inventive efforts by those skilled in the art based on the technical solution of the present invention.

Claims

1. A large-diameter pipeline installation and transportation device comprises a supporting plate, pulley fixing side plates, pulleys, pulley connecting shafts, nuts, holding holes and hole grooves, and is characterized in that a pipeline installation and transportation device frame is made of Q235 or higher-strength iron plates through machining, the two ends of the supporting plate are of unequal-edge hexagonal structures, the pulley fixing side plates are uniformly welded on the supporting plate, the end portions of the side plates are arc-shaped, the two pulley fixing side plates are combined to form the hole grooves, the pulleys are fixed in the hole grooves through the pulley connecting rods, the pulley connecting rods are fixed on the outer sides of the pulley fixing side plates through the nuts, different numbers of pulleys can be installed in the hole grooves formed by the pulley fixing side plates according to the size of a transportation pipe diameter, the sizes of the pulleys can be changed according to the width of the hole grooves formed by the two pulley fixing side plates, the front and the back of the transportation device can be used, when the front surface is used, the backup pad is direct with the steel pipe welding together, and the pulley is direct to be in contact with the bottom plate of pipeline slot, under the effect of pulling the external force to the removal of the walking drive steel pipe of pulley, and when the reverse side was used, equidistant putting of pipeline handling device was fixed in the slot through the installation inflation screw all around in the backup pad, and under the effect of pulling the external force, the steel pipe removed on a plurality of handling device pulleys.

2. The apparatus of claim 1, wherein the support plate is adjustable according to the diameter of the pipe, and is reinforced with a steel plate having a thickness of Q235 or higher, typically 1-2cm, and is custom-sized and shaped for handling steel pipes of various diameters.

3. The installation and transportation device for large-diameter pipes according to claim 1, wherein the pulleys are metal bearing pulleys, the surfaces of the pulleys are smooth, the horizontal elevation error is within 2mm when the pulleys are installed horizontally, and the inclination angle is consistent with the pulley fixing side plates when the pulleys are installed obliquely.

4. The large-diameter pipeline installation and handling device of claim 1, wherein the pulley fixing side plates are formed in a horizontal shape and a V-shaped shape, and the opening size of the V-shaped shape is matched with the diameter of the steel pipe.