CN212048666U - Anti-deformation device for large-diameter pipeline opening - Google Patents
Anti-deformation device for large-diameter pipeline opening Download PDFInfo
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- CN212048666U CN212048666U CN202020117622.3U CN202020117622U CN212048666U CN 212048666 U CN212048666 U CN 212048666U CN 202020117622 U CN202020117622 U CN 202020117622U CN 212048666 U CN212048666 U CN 212048666U
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Abstract
The utility model relates to a heavy-calibre pipeline mouth of pipe anti-deformation device. The technical scheme is as follows: the anti-deformation device comprises two or more groups of anti-deformation devices, each group of anti-deformation devices comprises inner supporting rods, double-nut screws, supporting arms, a top plate and a central flange, the inner supporting rods are uniformly distributed on the outer wall of the central flange, the outer end of each inner supporting rod is connected with the supporting arms through the double-nut screws, the top plate is arranged at the outer ends of the supporting arms, and the top plate is of an arc-shaped structure. The beneficial effects are that: the utility model is composed of two or more groups of anti-deformation devices, each group of anti-deformation device enables a plurality of supporting arms and a top plate to tightly push the inner wall of the pipe orifice by adjusting double-nut screw rods, thereby effectively reducing the deformation of the pipe orifice, and also supporting the outer area of the pipeline by a plurality of groups of anti-deformation devices to realize the anti-deformation of the outer side of the pipeline; the structure is simple, the construction is easy, and the efficiency is greatly improved.
Description
Technical Field
The utility model relates to a mechanical support device, in particular to heavy-calibre pipeline mouth of pipe anti-deformation device.
Background
In recent years, the construction of various municipal pipelines and chemical pipelines is rapidly developed, and large-diameter pipelines are more and more widely applied. When various pipelines are stored, transported and hoisted, the deformation of the pipe orifice is easy to happen. The Chinese patent document with the publication number of 209578652U has the patent name of 'a large-caliber pipe butt joint anti-deformation tool', and comprises an outer part and an inner part, wherein the outer part is matched with the inner part; the outer side part comprises a tool frame, a plurality of adjusting bolts are arranged on the tool frame, the adjusting bolts penetrate through the tool frame, and the adjusting bolts are connected with the tool frame through threads; the inner side part comprises 3 supporting pipes with the same structure, and jacks are arranged on the supporting pipes. Before the stiffening ring is welded on the pipe joint, the utility model applies a certain jacking force on the pipe orifice to ensure the ovality within the allowable error range; in the welding process of the stiffening ring and the outer wall of the pipe joint, the ovality data of the pipe orifice is detected at any time, the adjusting bolt or the jack at the corresponding position is adjusted in time, and the ovality of the pipe orifice is guaranteed through the process. It has the problems that: this patent solves the above problems to some extent, but the structure thereof is complicated, and the construction thereof including the outer member and the inner member is difficult, and the efficiency is greatly lowered.
Disclosure of Invention
The utility model aims at providing a heavy-calibre pipeline mouth of pipe anti-deformation device to the above-mentioned defect that prior art exists, its simple structure, the construction is easy, can effectively reduce the mouth of pipe deformation condition that heavy-calibre pipeline probably appears when depositing, transporting, hoist and mount, and efficiency promotes by a wide margin.
The technical scheme is as follows: the anti-deformation device comprises two or more groups of anti-deformation devices, each group of anti-deformation devices comprises inner supporting rods (1), double-nut screws (2), supporting arms (3), a top plate (4) and a central flange (5), the outer wall of the central flange (5) is uniformly distributed with the inner supporting rods (1), the outer end of each inner supporting rod (1) is connected with the supporting arms (3) through the double-nut screws (2), the outer ends of the supporting arms (3) are provided with the top plates (4), and the top plates (4) are of arc structures; the inner supporting rod (1) comprises a rod main body (1.1), an upper screw hole (1.2) and a lower fixing hole (1.3), wherein the upper end of the rod main body (1.1) is provided with the upper screw hole (1.2) for being connected with the inner supporting rod (1), and the lower end of the rod main body (1.1) is provided with the lower fixing hole (1.3) for being connected and fixed with a central flange (5).
Preferably, the top plate (4) is fixedly connected with the outer end of the supporting arm (3).
Preferably, five inner supporting rods (1), six inner supporting rods (1) or eight inner supporting rods (1) are uniformly distributed on the outer wall of the central flange (5).
Preferably, the middle of the double-nut screw (2) is in a hexagonal or octagonal structure, and screws are arranged at two ends of the double-nut screw.
Preferably, the outer surface of the top plate (4) is provided with anti-skid grains (4.1) arranged in the radial direction.
Preferably, the central flange (5) comprises a flange main body (5.1), connecting holes (5.2) and a central pipe (5.3), the central pipe (5.3) is welded and fixed at the center of the flange main body (5.1), a plurality of connecting holes (5.2) for fixing the inner supporting rod (1) are formed in the periphery of the flange main body (5.1), and the inner supporting rod (1) is fixed on the connecting holes (5.2) of the flange main body (5.1) through bolts (8).
Preferably, the two or more groups of deformation prevention devices are fixedly connected with the quick connecting sleeve (7) through the central pipe (5.3).
The utility model has the advantages that: the utility model is composed of two or more groups of anti-deformation devices, each group of anti-deformation device enables a plurality of supporting arms and a top plate to tightly push the inner wall of the pipe orifice by adjusting double-nut screw rods, thereby effectively reducing the deformation of the pipe orifice, and also supporting the outer area of the pipeline by a plurality of groups of anti-deformation devices to realize the anti-deformation of the outer side of the pipeline; in addition, the supporting arms can be provided with a plurality of supporting arms, and the supporting arms are respectively distributed on the inner support in various forms such as 'large' shape, '+' shape or 'meter' shape and the like for different large-caliber pipelines; the plurality of supporting arms are respectively connected with the inner bracket through double-nut screws; the supporting arm and the top plate can be fixedly or movably connected through welding; the double-nut screw rod is adjusted to adjust the stretching of the supporting arm, so that the supporting arm, the top plate and the inner wall of the pipeline are tightly propped, and the deformation prevention of the pipe orifice or the pipeline is realized; moreover, the arrangement of the central flange can improve the flexibility of the device, and the switching among five inner supporting tubes, six inner supporting tubes and eight inner supporting tubes can be easily realized, so that the manufacturing cost is reduced, and the field assembly is convenient; additionally, the utility model has the advantages of simple structure, the construction is easy, can effectively reduce the mouth of pipe deformation condition that heavy-calibre pipeline probably appears when depositing, transporting, hoist and mount, efficiency promotes by a wide margin.
Drawings
Fig. 1 is a schematic structural view of embodiment 1 of the present invention;
FIG. 2 is a schematic structural diagram of embodiment 1 applied to a large-diameter pipeline;
FIG. 3 is a side view of embodiment 1;
FIG. 4 is a schematic structural view of a central flange;
FIG. 5 is a top view of the top plate;
FIG. 6 is a schematic structural view of the inner support rod;
FIG. 7 is a schematic structural view of embodiment 2;
FIG. 8 is a schematic structural view of embodiment 3;
in the upper diagram: the anti-skidding composite pipe comprises an inner support rod 1, a double-nut screw rod 2, a support arm 3, a top plate 4, a central flange 5, a large-caliber pipeline 6, a rod main body 1.1, an upper screw hole 1.2, a lower fixing hole 1.3, anti-skidding threads 4.1, a flange main body 5.1, a connecting hole 5.2 and a central pipe 5.3.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Wherein, the top plate 4 is fixedly connected with the outer end of the supporting arm 3; of course, the top plate 4 can be adjusted in angle to adapt to different inner diameters and radians of the pipeline by adopting a movable connection mode.
Referring to fig. 1 and 2, five inner supporting rods 1, six inner supporting rods 1 or eight inner supporting rods 1 are uniformly distributed on the outer wall of the central flange 5.
In addition, the middle of the double-nut screw 2 is of a hexagonal or octagonal structure, the two ends of the double-nut screw are screws, the double-nut screw is convenient to operate and rotate, the distance of the double-nut screw is adjusted, so that the supporting arm drives the top plate to be attached to the inner wall of the pipeline, a supporting effect is achieved, anti-skid threads 4.1 which are radially arranged are arranged on the outer surface of the top plate 4, and therefore the top plate can be supported more stably, and the top plate is prevented from losing positions when the pipeline receives external force.
Referring to fig. 4, the central flange 5 includes a flange main body 5.1, a connecting hole 5.2, and a central pipe 5.3, the central pipe 5.3 is welded and fixed to the center of the flange main body 5.1, a plurality of connecting holes 5.2 for fixing the inner support rods 1 are provided around the flange main body 5.1, the inner support rods 1 are fixed to the connecting holes 5.2 of the flange main body 5.1 by bolts 8, when 5 inner support rods of this embodiment are selected, the 5 inner support rods are fixed to the central flange in sequence, and the central flange can make the combination of the plurality of inner support rods more flexible, and easily realize switching from five inner support rods to six inner support rods, eight inner support rods.
This embodiment adopts two sets of anti-deformation device to be connected fixedly through center tube 5.3 and quick connect sleeve 7, can lay anti-deformation device in heavy-calibre pipeline according to the needs of heavy-calibre pipeline like this to the effect of preapring for an unfavorable turn of events shape has been realized.
The utility model discloses during the specific application, arrange two sets of anti-deformation device in the pipeline mouth of pipe inside or only with a set of pipe orifice department of installing the pipeline wherein, through adjusting the length of the two nut screw 2 of the deformation device that is relevant, and then adjust the flexible of support arm 3, ensure that support arm 3, roof 4 and pipeline inner wall top are tight to realize the mouth of pipe shape of preapring for an unfavorable turn of events.
for large-caliber pipelines with different calibers, six supporting arms 3 are added, so that a better and more stable structure is formed; when in use, the length of the double-nut screw 2 is also adjusted to realize the support of the inner wall of the large-caliber pipeline;
of course, also can adopt to constitute by three anti-deformation device groups, not only can carry out anti-deformation to the mouth of pipe like this and support, can all realize anti-deformation to the outside region of whole pipeline and support.
for large-caliber pipelines with different calibers, the number of the supporting arms 3 is increased to eight, so that a better and more stable structure is formed; when in use, the length of the double-nut screw 2 is also adjusted to realize the support of the inner wall of the large-caliber pipeline;
this embodiment can constitute by a set of or deformation prevention device more than a set of, not only can carry out deformation prevention support to the mouth of pipe like this, can all realize deformation prevention support to the outside region of whole pipeline.
In a word, the utility model discloses an it is tight with mouth of pipe inner wall top to adjust two nut screw rods to make a plurality of support arms and roof to effectively reduce orificial deformation. The supporting arms are provided with a plurality of supporting arms, and are respectively distributed on the inner support in various forms such as 'big' shape, '+' shape or 'meter' shape and the like for different large-caliber pipelines; the plurality of supporting arms are respectively connected with the inner bracket through double-nut screws; the supporting arm and the top plate can be fixedly or movably connected through welding; the supporting arms can be adjusted by adjusting the double nut screws to stretch out and draw back, so that the supporting arms, the top plate and the inner wall of the pipeline are tightly propped, and the deformation of the pipe orifice is prevented.
The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solutions described above. Therefore, any simple modifications or equivalent replacements made according to the technical solution of the present invention belong to the scope of the claimed invention as far as possible.
Claims (7)
1. The utility model provides a heavy-calibre pipeline mouth of pipe anti-deformation device which characterized by: the anti-deformation device comprises two or more groups of anti-deformation devices, each group of anti-deformation devices comprises inner supporting rods (1), double-nut screws (2), supporting arms (3), a top plate (4) and a central flange (5), the outer wall of the central flange (5) is uniformly distributed with the inner supporting rods (1), the outer end of each inner supporting rod (1) is connected with the supporting arms (3) through the double-nut screws (2), the outer ends of the supporting arms (3) are provided with the top plates (4), and the top plates (4) are of arc structures; the inner supporting rod (1) comprises a rod main body (1.1), an upper screw hole (1.2) and a lower fixing hole (1.3), wherein the upper end of the rod main body (1.1) is provided with the upper screw hole (1.2) for being connected with the inner supporting rod (1), and the lower end of the rod main body (1.1) is provided with the lower fixing hole (1.3) for being connected and fixed with a central flange (5).
2. The large-caliber pipe orifice deformation prevention device as claimed in claim 1, wherein: the top plate (4) is fixedly connected with the outer end of the supporting arm (3).
3. The large-caliber pipe orifice deformation prevention device as claimed in claim 1, wherein: five inner supporting rods (1), six inner supporting rods (1) or eight inner supporting rods (1) are uniformly distributed on the outer wall of the central flange (5).
4. The large-caliber pipe orifice deformation prevention device as claimed in claim 1, wherein: the middle of the double-nut screw (2) is of a hexagonal or octagonal structure, and screws are arranged at two ends of the double-nut screw.
5. The large-caliber pipe orifice deformation preventing device according to claim 1 or 2, which is characterized in that: the outer surface of the top plate (4) is provided with anti-skid grains (4.1) which are arranged in the radial direction.
6. The large-caliber pipe orifice deformation preventing device according to claim 1 or 3, which is characterized in that: the central flange (5) comprises a flange main body (5.1), connecting holes (5.2) and a central pipe (5.3), the central pipe (5.3) is welded and fixed at the center of the flange main body (5.1), a plurality of connecting holes (5.2) used for fixing the inner supporting rod (1) are formed in the periphery of the flange main body (5.1), and the inner supporting rod (1) is fixed on the connecting holes (5.2) of the flange main body (5.1) through bolts (8).
7. The large-caliber pipe orifice anti-deformation device according to claim 6, which is characterized in that: the two or more groups of anti-deformation devices are fixedly connected with the quick connecting sleeve (7) through the central tube (5.3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020117622.3U CN212048666U (en) | 2020-01-19 | 2020-01-19 | Anti-deformation device for large-diameter pipeline opening |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020117622.3U CN212048666U (en) | 2020-01-19 | 2020-01-19 | Anti-deformation device for large-diameter pipeline opening |
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| CN212048666U true CN212048666U (en) | 2020-12-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020117622.3U Active CN212048666U (en) | 2020-01-19 | 2020-01-19 | Anti-deformation device for large-diameter pipeline opening |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115355388A (en) * | 2022-10-20 | 2022-11-18 | 山东省水利科学研究院 | Anti-deformation supporting device for pipe orifice of pipeline and operation method |
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2020
- 2020-01-19 CN CN202020117622.3U patent/CN212048666U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115355388A (en) * | 2022-10-20 | 2022-11-18 | 山东省水利科学研究院 | Anti-deformation supporting device for pipe orifice of pipeline and operation method |
| CN115355388B (en) * | 2022-10-20 | 2023-01-10 | 山东省水利科学研究院 | Anti-deformation supporting device for pipe orifice of pipeline and operation method |
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