CN221075629U - High-strength thick-wall seamless steel pipe - Google Patents
High-strength thick-wall seamless steel pipe Download PDFInfo
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- CN221075629U CN221075629U CN202322882906.8U CN202322882906U CN221075629U CN 221075629 U CN221075629 U CN 221075629U CN 202322882906 U CN202322882906 U CN 202322882906U CN 221075629 U CN221075629 U CN 221075629U
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- steel pipe
- clamping plate
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- main body
- seamless steel
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 73
- 239000010959 steel Substances 0.000 title claims abstract description 73
- 238000007789 sealing Methods 0.000 claims description 15
- 239000004033 plastic Substances 0.000 claims description 3
- 230000000712 assembly Effects 0.000 claims description 2
- 238000000429 assembly Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 210000001503 joint Anatomy 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a high-strength thick-wall seamless steel pipe, which comprises a thickened steel pipe main body, wherein flanges are arranged at two ends of the thickened steel pipe main body, a plurality of annularly distributed positioning lines are arranged on the outer wall of the thickened steel pipe main body, a pair of limit ring grooves are arranged on the outer wall of the flange, and a plurality of annularly distributed locking grooves are arranged on the inner wall of the limit ring grooves; the beneficial effects are as follows: the universal ball is arranged to reduce the friction resistance between the upper clamping plate and the lower clamping plate and the outer wall of the thickened steel pipe main body, the positioning lines on the outer wall of the thickened steel pipe main body are aligned with the positioning arrows, the locking of the thickened steel pipe main body at the position when the thickened steel pipe main body is realized by matching with the multifunctional locking piece, the whole seamless steel pipe is released in a lifting mode, the movable wheel is positioned on the chute in the pit, the movable wheel only needs to push the whole seamless steel pipe to horizontally slide along the chute, the accurate fitting of the two flanges can be realized quickly, the installation efficiency is high, and the installation difficulty is low.
Description
Technical Field
The utility model relates to the technical field of seamless steel pipes, in particular to a high-strength thick-wall seamless steel pipe.
Background
The seamless steel pipe can be divided into a hot-rolled seamless steel pipe, a cold-drawn seamless steel pipe, an extruded seamless steel pipe, a jacking pipe and the like, the seamless steel pipe is formed by perforating a whole round steel, the surface of the seamless steel pipe is free of welding seams, the seamless steel pipe is commonly buried underground, and mediums such as liquid, gas and the like can be conveyed.
The length of the seamless steel pipe of the current part is long, the size is large, and the seamless steel pipe is made of steel, so that the weight is also greatly improved, meanwhile, most of the seamless steel pipes on the current market are connected through flanges, when the seamless steel pipes are connected, the mounting holes on the two flanges are required to be accurately aligned, and because the seamless steel pipes are large in size and heavy in weight and are required to be connected in a pit, the butt joint mounting difficulty of two adjacent seamless steel pipes is increased, and the accurate butt joint of the two adjacent flanges is very inconvenient.
For the problems in the related art, no effective solution has been proposed at present.
Disclosure of utility model
Aiming at the problems in the related art, the utility model provides a high-strength thick-wall seamless steel pipe to overcome the technical problems in the prior art.
For this purpose, the utility model adopts the following specific technical scheme:
The high-strength thick-wall seamless steel pipe comprises a thickened steel pipe body, flanges are arranged at two ends of the thickened steel pipe body, a plurality of annularly distributed positioning lines are formed in the outer wall of the thickened steel pipe body, a pair of limiting ring grooves are formed in the outer wall of the flange, a plurality of annularly distributed locking grooves are formed in the inner wall of each limiting ring groove, and a pair of positioning support assemblies are sleeved on the thickened steel pipe body;
The positioning support assembly comprises an upper clamping plate and a lower clamping plate, a pair of movable wheels are arranged at the bottom end of the lower clamping plate, a plurality of universal balls are embedded in the inner wall of the lower clamping plate, a pair of limiting arc plates matched with the limiting ring grooves are arranged on the inner walls of the upper clamping plate and the lower clamping plate, a multifunctional locking piece is arranged in the middle of the top surface of the upper clamping plate, and a plurality of positioning arrows are arranged on the side walls of the upper clamping plate and the lower clamping plate.
Preferably, the multifunctional locking piece comprises a stud in threaded connection with the top surface of the upper clamping plate, and a hanging ring is arranged at the top of the stud.
Preferably, the number of the flange mounting holes, the number of the locking grooves in each group, the number of the positioning lines and the number of the positioning arrows on each positioning support assembly are the same and the positions of the positioning arrows are in one-to-one correspondence.
Preferably, the top surface of going up the grip block is equipped with two pairs of mounting bolts, the top surface of going up the grip block is equipped with a plurality of first annular thread groove, be equipped with on the first annular thread groove rather than threaded connection's circular sealed cowling.
Preferably, the two sides of the flange are provided with second annular thread grooves, and the second annular thread grooves are provided with annular sealing covers in threaded connection with the second annular thread grooves.
Preferably, the annular sealing cover and the circular sealing cover are both made of plastic materials.
The beneficial effects of the utility model are as follows:
1. The universal ball is arranged, so that friction resistance between the upper clamping plate and the lower clamping plate and the outer wall of the thickened steel pipe main body can be reduced, the thickened steel pipe main body can be rotated to enable positioning lines on the outer wall of the thickened steel pipe main body to be aligned with positioning arrows, the multi-functional locking piece is matched to lock the thickened steel pipe main body at the time (the accurate butt joint of mounting holes on two adjacent flanges can be realized), the whole seamless steel pipe is released in a lifting mode, the movable wheel is positioned on a chute in a pit, the accurate joint of the two flanges can be realized quickly only by pushing the whole seamless steel pipe to slide horizontally along the chute, the mounting efficiency is high, the mounting difficulty is low, and the use is very convenient;
2. Through setting up annular sealed cowling and circular sealed cowling, can realize the sealed protection to mounting bolt, connecting bolt, can reduce the corrosion probability of mounting bolt, connecting bolt, the follow-up dismantlement of very big being convenient for.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural view of a high-strength thick-wall seamless steel pipe according to an embodiment of the present utility model;
FIG. 2 is a side cross-sectional view of a body of a thickened steel pipe in a high strength thick-walled seamless steel pipe according to an embodiment of the present utility model;
FIG. 3 is a schematic view of a circular seal cap in a high strength thick wall seamless steel pipe according to an embodiment of the present utility model;
fig. 4 is a schematic structural view of an annular seal cap in a high-strength thick-wall seamless steel pipe according to an embodiment of the present utility model.
In the figure:
1. Thickening the steel pipe main body; 2. a flange; 3. positioning lines; 4. an upper clamping plate; 5. a lower clamping plate; 6. a moving wheel; 7. a universal ball; 8. a limit ring groove; 9. a locking groove; 11. a stud; 12. a hanging ring; 13. positioning an arrow; 14. installing a bolt; 15. a first annular thread groove; 16. a circular seal cap; 17. a second annular thread groove; 19. an annular seal housing.
Detailed Description
For the purpose of further illustrating the various embodiments, the present utility model provides the accompanying drawings, which are a part of the disclosure of the present utility model, and which are mainly used to illustrate the embodiments and, together with the description, serve to explain the principles of the embodiments, and with reference to these descriptions, one skilled in the art will recognize other possible implementations and advantages of the present utility model, wherein elements are not drawn to scale, and like reference numerals are generally used to designate like elements.
According to an embodiment of the present utility model, there is provided a high-strength thick-walled seamless steel pipe.
Embodiment one;
as shown in fig. 1-4, the high-strength thick-wall seamless steel pipe according to the embodiment of the utility model comprises a thickened steel pipe main body 1, after the thickness, the whole strength is high, flanges 2 are arranged at two ends of the thickened steel pipe main body 1 and play a role of fixed connection, a plurality of positioning lines 3 distributed in a ring shape are arranged on the outer wall of the thickened steel pipe main body 1, a pair of limit ring grooves 8 are arranged on the outer wall of the flange 2, a plurality of locking grooves 9 distributed in a ring shape are arranged on the inner wall of the limit ring grooves 8, and a pair of positioning support components are sleeved on the thickened steel pipe main body 1;
The positioning support assembly comprises an upper clamping plate 4 and a lower clamping plate 5, a pair of movable wheels 6 are arranged at the bottom end of the lower clamping plate 5, the position of the whole seamless steel pipe is adjusted conveniently, a plurality of universal balls 7 are embedded in the inner walls of the upper clamping plate 4 and the lower clamping plate 5, friction resistance can be reduced, rotation of a thickened steel pipe main body 1 is facilitated, a pair of limiting arc plates matched with a limiting ring groove 8 are arranged on the inner walls of the upper clamping plate 4 and the lower clamping plate 5, the limiting arc plates are of semi-ring structures, the outer walls of the limiting arc plates are made of rubber materials, sealing performance is good, a multifunctional locking piece is arranged in the middle of the top surface of the upper clamping plate 4, and a plurality of positioning arrows 13 are arranged on the side walls of the upper clamping plate 4 and the lower clamping plate 5.
Embodiment two;
As shown in fig. 1-4, according to the embodiment of the utility model, the multifunctional locking piece comprises the studs 11 in threaded connection with the top surface of the upper clamping plate 4, the top of each stud 11 is provided with the hanging ring 12, the bottom of each hanging ring 12 is made of rubber, the contact between the outside and each stud 11 can be avoided, the service life of each stud 11 is greatly prolonged, the position of the thickened steel pipe main body 1 is locked, the subsequent two adjacent flanges 2 are convenient to fixedly connect, meanwhile, the hanging ring 12 also facilitates the lifting of the whole seamless steel pipe, the number of flange 2 mounting holes, the number of each group of locking grooves 9, the number of positioning lines 3 and the number of positioning arrows 13 on each positioning support assembly are identical and correspond to each other in a one-to-one mode, the accurate butt joint of the two adjacent flanges 2 is facilitated, and the mounting difficulty can be reduced.
Embodiment three;
As shown in fig. 1-4, according to the high-strength thick-wall seamless steel pipe provided by the embodiment of the utility model, two pairs of mounting bolts 14 are arranged on the top surface of the upper clamping plate 4, a plurality of first annular thread grooves 15 are arranged on the top surface of the upper clamping plate 4, a circular sealing cover 16 in threaded connection with the first annular thread grooves 15 is arranged on the first annular thread grooves, the mounting bolts 14 are sealed and corrosion-resistant, the subsequent disassembly of the upper clamping plate 4 and the lower clamping plate 5 is facilitated, second annular thread grooves 17 are formed in two sides of the flange 2, an annular sealing cover 19 in threaded connection with the second annular thread grooves 17 is arranged on the second annular thread grooves 17, the sealing and corrosion-resistant effects on the connecting bolts arranged on the flange 2 are achieved, the subsequent disassembly is facilitated, and the annular sealing cover 19 and the circular sealing cover 16 are both made of plastic materials, and are high in strength and long in service life.
In order to facilitate understanding of the above technical solutions of the present utility model, the following describes in detail the working principle or operation manner of the present utility model in the actual process.
In practical application, the following pretreatment can be performed in advance before installation; firstly, the circular sealing cover 16 is in threaded connection with the first annular thread groove 15, the mounting bolt 14 is in a sealing state, the thickened steel pipe main body 1 is slightly rotated to enable the positioning line 3 on the outer wall of the thickened steel pipe main body to be aligned with the positioning arrow 13 on the flange 2, after the positioning line is completed, the lifting ring 12 is rotated forward to drive the stud 11 to rotate, the stud 11 is connected with one of the locking grooves 9, after the positioning line is completed, the lifting rope is fixed on the lifting ring 12, the whole seamless steel pipe is lifted through the crane, the seamless steel pipe is slowly released into a pit, the movable wheel 6 is located on a chute in the pit, finally, the whole seamless steel pipe is pushed to horizontally slide along the chute, the two flanges 2 are tightly attached, the connecting bolt is mounted, finally, the annular sealing cover 19 is connected with the second annular thread groove 17 on the flange 2, sealing protection of the connecting bolt can be realized, the mounting efficiency is high, the mounting difficulty is low, and the use is very convenient.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (6)
1. The high-strength thick-wall seamless steel pipe is characterized by comprising a thickened steel pipe main body (1), wherein flanges (2) are arranged at two ends of the thickened steel pipe main body (1), a plurality of annularly distributed positioning lines (3) are formed in the outer wall of the thickened steel pipe main body (1), a pair of limit ring grooves (8) are formed in the outer wall of the flange (2), a plurality of annularly distributed locking grooves (9) are formed in the inner wall of the limit ring grooves (8), and a pair of positioning support assemblies are sleeved on the thickened steel pipe main body (1);
The positioning support assembly comprises an upper clamping plate (4) and a lower clamping plate (5), a pair of movable wheels (6) are arranged at the bottom end of the lower clamping plate (5), a plurality of universal balls (7) are embedded in the inner wall of the lower clamping plate (5), a pair of limiting arc plates matched with the limiting ring grooves (8) are arranged on the inner walls of the upper clamping plate (4) and the lower clamping plate (5), a multifunctional locking piece is arranged in the middle of the top surface of the upper clamping plate (4), and a plurality of positioning arrows (13) are arranged on the side walls of the upper clamping plate (4) and the lower clamping plate (5).
2. A high strength thick wall seamless steel pipe according to claim 1, wherein the multifunctional locking member comprises a stud (11) in threaded connection with the top surface of the upper clamping plate (4), and a hanging ring (12) is arranged on the top of the stud (11).
3. A high strength thick wall seamless steel pipe according to claim 1, wherein the number of mounting holes of the flange (2), the number of locking grooves (9) of each group, the number of positioning lines (3) and the number of positioning arrows (13) on each positioning support assembly are the same and the positions are in one-to-one correspondence.
4. A high-strength thick-wall seamless steel pipe according to claim 1, wherein the top surface of the upper clamping plate (4) is provided with two pairs of mounting bolts (14), the top surface of the upper clamping plate (4) is provided with a plurality of first annular thread grooves (15), and the first annular thread grooves (15) are provided with circular sealing covers (16) in threaded connection with the first annular thread grooves.
5. The high-strength thick-wall seamless steel pipe according to claim 4, wherein the two sides of the flange (2) are provided with second annular thread grooves (17), and the second annular thread grooves (17) are provided with annular sealing covers (19) in threaded connection with the second annular thread grooves.
6. A high strength thick wall seamless steel pipe according to claim 5 wherein said annular seal housing (19) and said circular seal housing (16) are both plastic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322882906.8U CN221075629U (en) | 2023-10-26 | 2023-10-26 | High-strength thick-wall seamless steel pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322882906.8U CN221075629U (en) | 2023-10-26 | 2023-10-26 | High-strength thick-wall seamless steel pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221075629U true CN221075629U (en) | 2024-06-04 |
Family
ID=91272673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322882906.8U Active CN221075629U (en) | 2023-10-26 | 2023-10-26 | High-strength thick-wall seamless steel pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221075629U (en) |
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2023
- 2023-10-26 CN CN202322882906.8U patent/CN221075629U/en active Active
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