CN210034694U - Flexible pipe drawing-resistant device - Google Patents
Flexible pipe drawing-resistant device Download PDFInfo
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- CN210034694U CN210034694U CN201822128806.5U CN201822128806U CN210034694U CN 210034694 U CN210034694 U CN 210034694U CN 201822128806 U CN201822128806 U CN 201822128806U CN 210034694 U CN210034694 U CN 210034694U
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- rib plate
- connecting rib
- pull rod
- staple bolt
- flexible pipe
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Abstract
The utility model relates to a tensile device of pulling out of flexible pipe, including fixing at the left side staple bolt of first pipe joint root, connecting rib plate one, tensioning, fixing at the right side staple bolt of second pipe joint root and connecting rib plate two, be provided with connecting rib plate one on the staple bolt of left side, be fixed with connecting rib plate two on the staple bolt of right side, the one end of tensioning can be dismantled with connecting rib plate one and be connected, the other end of tensioning can be dismantled with connecting rib plate two and be connected. The utility model has the advantages that: 1. utilize the staple bolt to press from both sides the joint both ends root tight, can strengthen root compressive strength, prevent that the tubular product that pressure shock caused in the twinkling of an eye from destroying, can prevent the fatigue failure that frequent pressure variation caused simultaneously. 2. The hoops at the two ends of the connector are connected through the tensioning piece, the tension force of the pull rod is adjusted through the bidirectional threaded sleeve of the tensioning piece, the axial anti-pulling capacity of the connector can be enhanced, and the problems of connector damage and turning around caused by pressure change are solved.
Description
Technical Field
The utility model relates to a device is pulled out to flexible pipe anti-tensile belongs to flexible pipe technical field.
Background
At present, in the pipe industry, flexible pipes are widely applied to various fields such as municipal administration, civil use, industry, coal mine and the like, and the good flexible bending property and the good corrosion resistance of the flexible pipes are accepted by the industry; however, in the actual operation process, particularly in mountainous areas, pump stations, non-buried environments of pipes and the like, the pipe joints are frequently damaged due to stress concentration, large instantaneous pressure and overlarge fatigue strength at the joints caused by large impact and frequent pressure change. The pipeline is more frequent in abnormal operation and higher in maintenance cost. Therefore, aiming at the flexible pipe, the method for improving the impact resistance and the drawing resistance of the joint becomes the most effective method.
SUMMERY OF THE UTILITY MODEL
According to the not enough among the above prior art, the utility model discloses the technical problem who solves is: in order to solve one of the above problems, a pull-out resistant device for a flexible pipe is provided.
Device is pulled out to flexible pipe stretch-proofing, its characterized in that: including fixing at the left side staple bolt of first pipeline joint root, connecting gusset one, tensioning, fixing at the right side staple bolt of second pipeline joint root and connecting gusset two, be provided with on the staple bolt of left side and connect gusset one, be fixed with on the staple bolt of right side and connect gusset two, the one end of tensioning can be dismantled with connecting gusset one and be connected, the other end of tensioning can be dismantled with connecting gusset two and be connected.
The left side staple bolt includes semi-circular staple bolt A, semi-circular staple bolt B, and semi-circular staple bolt A, semi-circular staple bolt B structure are the same, and set up relatively, and semi-circular staple bolt A's both ends are provided with links ear A, and semi-circular staple bolt B's both ends are provided with links ear B, links ear A, links ear B and passes through connecting bolt A and link together.
The outer walls of the semicircular anchor ear A and the semicircular anchor ear B are respectively provided with a first connecting rib plate, and the two first connecting rib plates are positioned on the same plane.
The first connecting rib plate is a trapezoidal connecting rib plate, and a connecting hole is formed in the first connecting rib plate.
The left side hoop is identical to the right side hoop in structure, and the first connecting rib plate is identical to the second connecting rib plate in structure.
The tensioning piece comprises a first connecting part, a second U-shaped threaded pull rod, a second connecting part, a first pull rod, a second pull rod and a bidirectional threaded sleeve, wherein the first U-shaped threaded pull rod is arranged at one end of the first pull rod, a forward thread is arranged at the other end of the first pull rod, the second U-shaped threaded pull rod is arranged at one end of the second pull rod, a reverse thread is arranged at the other end of the second pull rod, the first pull rod and the second pull rod are in threaded connection with the bidirectional threaded sleeve, the first U-shaped threaded pull rod is connected with the second connecting rib plate through the first connecting part, and the second U-shaped threaded pull rod is connected with the first connecting rib plate through the second.
The utility model discloses a theory of operation: fixing two ends of a flexible pipe joint through anchor ears, and enhancing the annular rigidity and local pressure and impact resistance strength of pipes at two ends of the joint; the hoops on the two sides of the connector are connected by using the tensioning piece, so that the hoops on the two sides form an integrally enhanced axial anti-pulling capacity, and the pulling strength of the hoops can be adjusted through the bidirectional threaded sleeve of the tensioning piece; the device is adjusted according to different fall and different pipeline distances in mountainous areas, so that joint impact and fatigue damage can be effectively prevented, the service life of the pipeline is prolonged, and stable operation is guaranteed.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. tensile device of pulling out of flexible pipe material, utilize the staple bolt will connect both ends root and press from both sides tightly, can strengthen root compressive strength, prevent that the tubular product that pressure impact caused in the twinkling of an eye from destroying, can prevent the fatigue failure that frequent pressure variation caused simultaneously. 2. The hoops at the two ends of the connector are connected through the tensioning piece, the tension force of the pull rod is adjusted through the bidirectional threaded sleeve of the tensioning piece, the axial anti-pulling capacity of the connector can be enhanced, and the problems of connector damage and turning around caused by pressure change are solved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1. the left-side hoop 1.1, the semicircular hoop A1.2, the semicircular hoop B1.3, the link lug A1.4, the link lug B1.5, the connecting bolt A2, the connecting rib plate I3, the tensioning piece 4, the U-shaped threaded pull rod I5, the connecting fitting I6, the right-side hoop 7, the connecting rib plate II 8, the U-shaped threaded pull rod II 9, the connecting fitting II 10, the pull rod I11, the pull rod II 12 and the bidirectional threaded sleeve.
Detailed Description
The invention will be further described with reference to the accompanying drawings:
the present invention is further illustrated by the following specific examples, which are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included within the scope of the present invention.
Example one
As shown in fig. 1, the flexible pipe pulling-resistant device comprises a left hoop 1 fixed at the root of a first pipeline joint, a first connecting rib plate 2, a tensioning piece 3, a right hoop 6 fixed at the root of a second pipeline joint and a second connecting rib plate 7, wherein the first connecting rib plate 2 is arranged on the left hoop 1, the second connecting rib plate 7 is fixed on the right hoop 6, one end of the tensioning piece 3 is detachably connected with the first connecting rib plate 2, and the other end of the tensioning piece 3 is detachably connected with the second connecting rib plate 7.
In this embodiment, the left hoop 1 includes a semicircular hoop a1.1 and a semicircular hoop B1.2, the semicircular hoop a1.1 and the semicircular hoop B1.2 have the same structure and are oppositely arranged, two ends of the semicircular hoop a1.1 are provided with linking lugs a1.3, two ends of the semicircular hoop B1.2 are provided with linking lugs B1.4, and the linking lugs a1.3 and the linking lugs B1.4 are connected together through a connecting bolt a 1.5; the outer walls of the semicircular anchor ear A1.1 and the semicircular anchor ear B1.2 are respectively provided with a first connecting rib plate 2, and the two first connecting rib plates 2 are positioned on the same plane; the first connecting rib plate 2 is a trapezoidal connecting rib plate 2, and a connecting hole is formed in the first connecting rib plate 2; the left anchor ear 1 and the right anchor ear 6 are identical in structure, and the first connecting rib plate 2 and the second connecting rib plate 7 are identical in structure; the tensioning piece 3 comprises a connecting piece I5, a U-shaped threaded pull rod II 8, a connecting piece II 9, a pull rod I10, a pull rod II 11 and a bidirectional threaded sleeve 12, one end of the pull rod I10 is provided with a U-shaped threaded pull rod I4, the other end of the pull rod I10 is provided with a forward thread, one end of the pull rod II 11 is provided with a U-shaped threaded pull rod II 8, the other end of the pull rod II 11 is provided with a reverse thread, the pull rod I10 and the pull rod II 11 are both in threaded connection with the bidirectional threaded sleeve 12, the U-shaped threaded pull rod I4 is connected with a connecting rib plate II 7 through the connecting piece I5, and the U-shaped threaded pull rod II 8 is connected with the connecting rib plate I2 through the connecting piece II 9.
The left hoop 1 and the right hoop 6 are iron arc-shaped pieces, barbs which are uniformly distributed are arranged in the iron arc-shaped pieces, so that the drawing force of the iron arc-shaped pieces and the pipe can be increased, and the ring stiffness and the compressive strength are increased, so that the local damage to the pipe caused by instantaneous pressure, impact and high-low pressure change can be reduced; meanwhile, the hoop is provided with a connecting bolt A1.5, so that the inner diameter of the hoop can be adjusted according to the outer diameter of the pipe to enable the hoop and the pipe to be connected in a tight fit mode. The connecting rib plate 2 is a trapezoidal rib plate, the anchor ear can be connected with the tensioning piece 3, and meanwhile, the height of the rib plate can be adjusted, so that the interference problem caused by the overlarge outer diameter of the joint can be avoided; the bidirectional threaded sleeve 12 is internally provided with positive and negative threads, the outer surface of the bidirectional threaded sleeve is of a hexagonal structure and can be conveniently fastened, and the stretching tension is adjusted through the bidirectional threaded sleeve 12; the first connection fitting 5 is a conventional bolt and nut standard.
The pipe on two sides of the joint root is fixedly clamped through the hoop, so that the local pressure resistance is improved, and when the internal pressure of the pipe changes greatly and the impact force is large, the joint root is strengthened by the hoop, so that the damage of pressure impact on the joint can be effectively relieved. Hoops on two sides of the joint are connected through a tensioning piece 3, the tensioning force is adjusted through a first pull rod 10, a two-way threaded sleeve 12 and a second pull rod 11, and the anti-pulling capacity of the joint is enhanced by the aid of the hoops; when the internal pressure of the pipe changes frequently, the pipe is conveyed for a long distance and the fall is large, the generated axial drawing force is large, and the damage to the pipe joint is large; under the action of the anti-drawing device, the axial drawing force of the pipe part is decomposed to the anti-drawing device, so that the drawing force applied to the joint can be effectively relieved, and the fatigue damage to the joint caused by pressure impact is weakened; thereby prolonging the service life of the pipe and enabling the pipe to stably run.
The basic principles, main features and advantages of the present invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a flexible pipe material drawing resistance device which characterized in that: the connecting rib plate fixing device comprises a left side hoop (1) fixed at the root of a first pipeline joint, a first connecting rib plate (2), a tensioning piece (3), a right side hoop (6) fixed at the root of a second pipeline joint and a second connecting rib plate (7), wherein the first connecting rib plate (2) is arranged on the left side hoop (1), the second connecting rib plate (7) is fixed on the right side hoop (6), one end of the tensioning piece (3) is detachably connected with the first connecting rib plate (2), and the other end of the tensioning piece (3) is detachably connected with the second connecting rib plate (7).
2. The pull-resistant device for the flexible pipe material according to claim 1, wherein: the left side staple bolt (1) includes semi-circular staple bolt A (1.1), semi-circular staple bolt B (1.2), semi-circular staple bolt A (1.1), semi-circular staple bolt B (1.2) structure is the same, and sets up relatively, the both ends of semi-circular staple bolt A (1.1) are provided with links ear A (1.3), the both ends of semi-circular staple bolt B (1.2) are provided with links ear B (1.4), link ear A (1.3), link ear B (1.4) and link together through connecting bolt A (1.5).
3. The pull-resistant device for the flexible pipe according to claim 2, wherein: the outer walls of the semicircular anchor ear A (1.1) and the semicircular anchor ear B (1.2) are respectively provided with a first connecting rib plate (2), and the two first connecting rib plates (2) are positioned on the same plane.
4. The pull-resistant device for the flexible pipe material according to claim 3, wherein: the first connecting rib plate (2) is a trapezoidal connecting rib plate (2), and a connecting hole is formed in the first connecting rib plate (2).
5. The pull-resistant device for the flexible pipe according to claim 4, wherein: the left hoop (1) and the right hoop (6) are identical in structure, and the first connecting rib plate (2) and the second connecting rib plate (7) are identical in structure.
6. The pull-resistant device for the flexible pipe according to claim 5, wherein: the tensioning piece (3) comprises a first connecting fitting (5), a second U-shaped threaded pull rod (8), a second connecting fitting (9), a first pull rod (10), a second pull rod (11) and a bidirectional threaded sleeve (12), one end of the first pull rod (10) is provided with the first U-shaped threaded pull rod (4), the other end of the first pull rod (10) is provided with a forward thread, one end of the second pull rod (11) is provided with the second U-shaped threaded pull rod (8), the other end of the second pull rod (11) is provided with a reverse thread, the first pull rod (10) and the second pull rod (11) are both in threaded connection with the bidirectional threaded sleeve (12), the first U-shaped threaded pull rod (4) is connected with the second connecting rib plate (7) through the first connecting fitting (5), and the second U-shaped threaded pull rod (8) is connected with the first connecting rib plate (2) through the second connecting fitting (.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822128806.5U CN210034694U (en) | 2018-12-18 | 2018-12-18 | Flexible pipe drawing-resistant device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822128806.5U CN210034694U (en) | 2018-12-18 | 2018-12-18 | Flexible pipe drawing-resistant device |
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| Publication Number | Publication Date |
|---|---|
| CN210034694U true CN210034694U (en) | 2020-02-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201822128806.5U Active CN210034694U (en) | 2018-12-18 | 2018-12-18 | Flexible pipe drawing-resistant device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111720637A (en) * | 2020-06-30 | 2020-09-29 | 中建四局安装工程有限公司 | Machine room pipeline equipment integrated group assembling method |
| CN112128489A (en) * | 2020-09-10 | 2020-12-25 | 广东电网有限责任公司梅州供电局 | Detachable insulation joint |
-
2018
- 2018-12-18 CN CN201822128806.5U patent/CN210034694U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111720637A (en) * | 2020-06-30 | 2020-09-29 | 中建四局安装工程有限公司 | Machine room pipeline equipment integrated group assembling method |
| CN112128489A (en) * | 2020-09-10 | 2020-12-25 | 广东电网有限责任公司梅州供电局 | Detachable insulation joint |
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