CN221337398U - Supporting device for adjusting butt joint of large-diameter steel pipes - Google Patents
Supporting device for adjusting butt joint of large-diameter steel pipes Download PDFInfo
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- CN221337398U CN221337398U CN202322963527.1U CN202322963527U CN221337398U CN 221337398 U CN221337398 U CN 221337398U CN 202322963527 U CN202322963527 U CN 202322963527U CN 221337398 U CN221337398 U CN 221337398U
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- jack
- steel pipe
- diameter steel
- supporting
- screw rod
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 55
- 239000010959 steel Substances 0.000 title claims abstract description 55
- 210000001503 joint Anatomy 0.000 title claims abstract description 10
- 238000005096 rolling process Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 6
- 230000009916 joint effect Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000003466 welding Methods 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 238000010276 construction Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
Abstract
The utility model relates to the technical field of large-diameter steel pipe installation auxiliary equipment, and particularly discloses a supporting device for adjusting butt joint of large-diameter steel pipes, wherein a left side supporting part comprises a stressed jack and an angle adjusting jack; the stressed jack comprises a roller, a turntable, a first jack shell and a first screw rod; the first jack shell is hinged to the left side of the supporting beam, the turntable is arranged at the top of the first screw rod, and the roller is connected to the upper part of the turntable; the angle adjusting jack comprises a second jack shell, a second screw rod and a hinge lug, the right side supporting component and the left side supporting component are identical in structure, and the right side supporting component is arranged on the right side of the supporting beam. When the large-diameter steel pipe is installed, the left side supporting part and the right side supporting part are used for supporting the steel pipe, the joint action of the stressed jack and the angle adjusting jack improves the accuracy of pipeline alignment, and after the pipeline is placed on the supporting device, the pipeline does not need to be matched with lifting equipment, so that the service time of large equipment is shortened, and the production efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of large-diameter steel pipe installation auxiliary equipment, in particular to a supporting device for adjusting and aligning large-diameter steel pipes.
Background
The large-diameter steel pipe is a water passing structure commonly used in water conservancy and hydropower engineering, municipal water supply and drainage pipeline engineering and water transmission and distribution trunk line engineering. Because of the factors of longer line, high processing technical requirements and the like, the water delivery pipeline is formed by carrying out field welding after the water delivery pipeline is manufactured and transported to an installation site in sections in a processing plant.
Because the diameter of the pipeline is larger, the wall of the pipeline is thicker, so that the dead weight of the pipeline is larger; the construction process is limited by the factors such as topography conditions, and the like, the construction is carried out in a manner of open cut grooving burying, a large-scale hoisting device is adopted to hoist the pipeline into the foundation trench after the trench is completed, and facility devices such as hoisting devices, crow bars, positioning blocks and the like are adopted to gradually align the pipeline interfaces and temporarily weld and fix the pipeline interfaces after the preliminary positioning, so that relevant limiting measures are released after the large-area welding of the welding seams of the pipeline interfaces is completed.
At present, the mode of aligning the pipeline interfaces by adopting lifting equipment, a crow bar and a positioning block has a plurality of defects, such as difficult fine control of the lifting equipment and larger lifting amplitude, and the ideal height can be achieved only by multiple attempts; the operation space on two sides of the pipeline is limited, the horizontal swing amplitude is larger after the pipeline is lifted, and the horizontal displacement is limited by a crow bar, so that a larger potential safety hazard exists; after preliminary positioning, adopting a positioning block to carry out fine adjustment, and causing stress concentration phenomenon after welding; before the pipeline is welded, the hoisting equipment needs to be matched for operation all the time, and the traffic space on two sides of the groove is occupied, so that the normal development of other working procedures is affected.
In order to solve the problems in the conventional large-diameter steel pipe butt welding process, the supporting device for adjusting the butt of the large-diameter steel pipe is provided, the adjustment is convenient in the construction process, and the construction efficiency of welding the steel pipe installation interface is effectively improved.
Disclosure of utility model
The utility model aims to solve the technical problems of inconvenient adjustment and low efficiency of an installation interface in a construction process by providing a supporting device for adjusting the alignment of large-diameter steel pipes.
In order to solve the technical problems, the utility model adopts the following technical scheme: a supporting device for adjusting butt joint of large-diameter steel pipes comprises a supporting beam, a left supporting component and a right supporting component;
The left side supporting part comprises a stressed jack and an angle adjusting jack; the stressed jack comprises a roller, a turntable, a first jack shell and a first screw rod; the first jack shell is hinged to the left side of the supporting beam, the first screw rod is arranged on the upper portion of the first jack shell in a telescopic mode, the rotary table is arranged on the top of the first screw rod, the roller is connected to the upper portion of the rotary table, and the roller is used for tightly clinging to the outer wall of the large-diameter steel pipe and supporting the large-diameter steel pipe; the angle adjusting jack comprises a second jack shell, a second screw rod and a hinge lug; the second jack shell is arranged on the supporting beam, the second screw rod is arranged at the upper part of the second jack shell in a telescopic way, and the top of the second screw rod is connected to the first jack shell through a hinge lug;
the right side supporting member is provided on the right side of the support beam in the same structure as the left side supporting member.
As a further technical scheme of the scheme, the vertical stress jack further comprises a vertical stress jack, wherein the vertical stress jack comprises a third jack shell and a third screw rod, the third jack shell is connected to the middle of the supporting beam, the third screw rod is arranged on the upper portion of the third jack shell in a telescopic mode, and the top of the third screw rod is tightly attached to the outer wall of the large-diameter steel pipe and supports the large-diameter steel pipe.
As a further technical scheme of the scheme, the rollers are arranged in a plurality, are arranged side by side and are arranged in an arc surface, and are used for being attached to the outer wall of the large-diameter steel pipe.
As a further technical scheme of the scheme, the rollers are provided with a plurality of rows.
As a further technical scheme of the scheme, the supporting device is provided with a plurality of rollers, the rollers roll to drive the large-diameter steel pipe to axially move in the pipeline, and the distance between the large-diameter steel pipe and the fixed steel pipe is adjusted.
Compared with the prior art, the utility model has the following advantages and beneficial effects: when the large-diameter steel pipe is installed, the left side supporting part and the right side supporting part are used for supporting the steel pipe, the joint action of the stressed jack and the angle adjusting jack improves the accuracy of pipeline alignment, and after the pipeline is placed on the supporting device, the pipeline does not need to be matched with lifting equipment, so that the service time of large equipment is shortened, and the production efficiency is improved.
Drawings
Fig. 1 is a schematic diagram of the front structure of the present utility model.
Fig. 2 is a schematic side view of the present utility model.
Fig. 3 is a schematic side view of the roller and turntable.
Fig. 4 is a schematic diagram of the front structure of the roller and the turntable.
The definitions of the various numbers in the figures are: a support beam-1; a stressed jack-2; a roller-21; a turntable-22; a first jack housing-23; a first screw-24; a right side supporting member-3; an angle adjusting jack-4; a second jack housing-41; a second screw-42; hinge ear-43; a vertical stressed jack-5; a third jack housing-51; and a third screw-52.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model, so as to further understand the concept of the present utility model, the technical problems to be solved, the technical features constituting the technical solutions, and the technical effects brought thereby.
As shown in fig. 1 to 4, a supporting device for adjusting butt joint of large-diameter steel pipes of the present utility model comprises a supporting beam 1, a left supporting member and a right supporting member 3;
The left side supporting part comprises a stressed jack 2 and an angle adjusting jack 4; the stressed jack 2 comprises a roller 21, a turntable 22, a first jack shell 23 and a first screw 24; the first jack shell 23 is hinged to the left side of the supporting beam 1, the first screw 24 is telescopically arranged on the upper part of the first jack shell 23, the turntable 22 is arranged on the top of the first screw 24, the roller 21 is connected to the upper part of the turntable 22, and the roller 21 is used for tightly clinging to the outer wall of the large-diameter steel pipe and supporting the large-diameter steel pipe; the angle adjusting jack 4 comprises a second jack shell 41, a second screw rod 42 and a hinge lug 43; the second jack housing 41 is provided on the support beam 1, the second screw rod 42 is telescopically provided on the upper portion of the second jack housing 41, and the top of the second screw rod 42 is connected to the first jack housing 23 through the hinge lug 43;
the right support member 3 is provided on the right side of the support beam 1 in the same manner as the left support member.
When the device is used for supporting, firstly, a proper supporting beam 1 is selected, a stressed jack 2 of a left supporting component is connected to the left side of the supporting beam 1, a stressed jack of a right supporting component 3 is connected to the right side of the supporting beam 1, the stressed jack 2 is connected with the supporting beam 1 through a hinge lug and a bolt, the stressed jack 2 is adjusted to be fixed along the diameter direction of a pipeline, and the acting force of the jack is ensured to be perpendicular to a tangent line of a contact point; an angle adjusting jack 4 is arranged beside the stressed jack 2, the angle adjusting jack 4 is connected to the first jack shell 23 of the stressed jack 2 by a hinge lug 43, lateral stability support is provided for the stressed jack 2, and the jacking force angle is adjusted to adapt to the installation requirement of steel pipes with different diameters at the same level. The included angle formed by the stressed jack 2 of the left side supporting component and the stressed jack 2 of the right side supporting component 3 is larger than 60 degrees during setting, so that the adjusting effect in the horizontal direction is obvious and the whole supporting stability of the pipeline is ensured. In actual use, a pair of left side supporting parts and right side supporting parts 3 are preferably arranged at two ends of the large-diameter steel pipe to support the pipeline, so that the pipeline is slightly separated from the ground, the stressed jack 2 is started to realize the adjustment of the height and left and right defense lines, the jack is slightly pried along the axial direction of the pipeline, and the adjustment of the gap between the two ends can be realized; the roller 21 arranged at the top of the turntable 22 well protects the structure layer of the outer wall of the pipeline when the pipeline axially slides, the pipeline alignment deviation is regularly approaching zero from large to small through the action of the plurality of stressed jacks 2, the accurate alignment quality greatly reduces the generation of pipeline welding stress, and the connection quality of the pipeline joint is fundamentally ensured.
As shown in fig. 1, as a preferred embodiment, the vertical force jack 5 is further comprised, the vertical force jack 5 comprises a third jack housing 51 and a third screw rod 52, the third jack housing 51 is connected to the middle part of the support beam 1, the third screw rod 52 is telescopically disposed on the upper part of the third jack housing 51, and the top of the third screw rod 52 is abutted against the outer wall of the large diameter steel pipe and supports the large diameter steel pipe. When the device is used, the vertical stressed jack 5 is arranged on the axis of the pipeline, and the maximum height of the left and right stressed jacks 2 after retraction is smaller than the height of the vertical stressed jack 5 after retraction, so that the whole supporting device is convenient to take out after the use is finished.
As shown in fig. 4, as a preferred embodiment, a plurality of rollers 21 are arranged side by side in a cambered surface for attaching to the outer wall of the large-diameter steel pipe. When setting up gyro wheel 21, in order to make the support more stable, set up gyro wheel 21 into a plurality of common supports to wholly be the cambered surface when setting up gyro wheel 21, laminating major diameter steel pipe's outer wall.
As shown in fig. 3, the rollers 21 are provided with several rows as a preferred embodiment. The arrangement of the rollers 21 in multiple rows further increases the stability of the device.
As shown in fig. 2, as a preferred embodiment, a plurality of supporting devices are provided, and rollers 21 roll to drive the large-diameter steel pipe to axially move in the pipeline, so as to adjust the distance between the large-diameter steel pipe and the fixed steel pipe. After the supporting device is used for supporting the large-diameter steel pipes, the large-diameter steel pipes are subjected to subsequent butt joint operation, the horizontal distance between the large-diameter steel pipes and the fixed steel pipes is possibly larger, and at the moment, the rollers 21 of the supporting devices can drive the large-diameter steel pipes to axially slide in the pipeline, so that the distance between the two steel pipes is adjusted.
The terms "connected" and "fixed" used in the description of the present utility model may be fixed, formed, welded, or mechanically connected, and the specific meaning of the terms in the present utility model is understood in specific cases.
In the description of the present utility model, the terms "center," "upper," "lower," "horizontal," "inner," "outer," and the like are used merely for convenience in describing the present utility model and to simplify the description, and do not denote or imply a particular orientation that the device or element in question must have, and thus should not be construed as limiting the utility model.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art will appreciate that; the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.
Claims (5)
1. A strutting arrangement that is used for major diameter steel pipe adjustment to mouthful, its characterized in that: comprises a supporting beam (1), a left supporting component and a right supporting component (3);
The left side supporting part comprises a stressed jack (2) and an angle adjusting jack (4); the stressed jack (2) comprises a roller (21), a turntable (22), a first jack shell (23) and a first screw (24); the first jack shell (23) is hinged to the left side of the supporting beam (1), the first screw rod (24) is arranged at the upper part of the first jack shell (23) in a telescopic mode, the rotary table (22) is arranged at the top of the first screw rod (24), the roller (21) is connected to the upper part of the rotary table (22), and the roller (21) is used for tightly clinging to the outer wall of the large-diameter steel pipe and supporting the large-diameter steel pipe; the angle adjusting jack (4) comprises a second jack shell (41), a second screw rod (42) and a hinge lug (43); the second jack shell (41) is arranged on the supporting beam (1), the second screw rod (42) is telescopically arranged on the upper part of the second jack shell (41), and the top of the second screw rod (42) is connected to the first jack shell (23) through a hinge lug (43);
The right side support member (3) is provided on the right side of the support beam (1) in the same structure as the left side support member.
2. A support device for a large diameter steel pipe adjustment butt joint as claimed in claim 1, wherein: still include vertical atress jack (5), vertical atress jack (5) include third jack shell (51) and third screw rod (52), and third jack shell (51) are connected to the middle part of supporting beam (1), and third screw rod (52) telescopically set up in the upper portion of third jack shell (51), and the outer wall of the tight major diameter steel pipe of top subsides of third screw rod (52) and support the major diameter steel pipe.
3. A support device for a large diameter steel pipe adjustment butt joint as claimed in claim 1, wherein: the rollers (21) are arranged in a plurality, are arranged side by side and are in an arc surface, and are used for being attached to the outer wall of the large-diameter steel pipe.
4. A support device for a large diameter steel pipe adjustment butt joint as claimed in claim 3, wherein: the roller (21) is provided with a plurality of rows.
5. A support device for a large diameter steel pipe adjustment butt joint as claimed in claim 1, wherein: the supporting device is provided with a plurality of rollers (21) for rolling to drive the large-diameter steel pipe to axially move in the pipeline, and the distance between the large-diameter steel pipe and the fixed steel pipe is adjusted.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221337398U true CN221337398U (en) | 2024-07-16 |
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