CN220102387U - Stable seamless steel pipe - Google Patents
Stable seamless steel pipe Download PDFInfo
- Publication number
- CN220102387U CN220102387U CN202321633747.1U CN202321633747U CN220102387U CN 220102387 U CN220102387 U CN 220102387U CN 202321633747 U CN202321633747 U CN 202321633747U CN 220102387 U CN220102387 U CN 220102387U
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- Prior art keywords
- splicing
- positioning
- splicing sleeve
- pipe body
- sleeve
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 32
- 239000010959 steel Substances 0.000 title claims abstract description 32
- 238000007789 sealing Methods 0.000 claims description 17
- 238000003825 pressing Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 3
- 238000003780 insertion Methods 0.000 description 7
- 230000037431 insertion Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The utility model relates to a stable seamless steel pipe which comprises a pipe body, wherein a plurality of positioning inserted bars are arranged on a splicing surface at one end of the pipe body, and the positioning inserted bars are circumferentially distributed in a spacing ring around the central axis of the pipe body; the length of the positioning inserting rod extends along the length direction of the pipe body, and a plurality of positioning slots for respectively inserting the positioning inserting rod on the other pipe body are formed in the splicing surface of the other end of the pipe body, which is away from the positioning inserting rod; the splicing sleeve is arranged outside the splicing surface of the pipe body and is used for mutually fixing the mutually spliced pipe bodies. The utility model can ensure that the splicing surfaces of two pipe bodies are kept in a mutually aligned state, ensures the stability of the pipe bodies during splicing and fixing, and further facilitates the fixing effect.
Description
Technical Field
The utility model relates to the technical field of steel pipes, in particular to a stable seamless steel pipe.
Background
At present, a seamless steel pipe is formed by perforating a whole round steel, and the steel pipe with no weld seam on the surface is called a seamless steel pipe. The seamless steel pipe may be classified into a hot rolled seamless steel pipe, a cold drawn seamless steel pipe, an extruded seamless steel pipe, a push pipe, etc., according to the production method.
In order to meet different use demands in the related art, seamless steel pipes are spliced through the clamp when necessary, and the clamp is used for fixing the steel pipes in the process of fixing the steel pipes, the diameter of part of the steel pipes is relatively large, so that the end parts of the steel pipes are difficult to continuously maintain in an aligned state only by manpower, in the operation process, the situation of deflection easily occurs, and once the position of the steel pipes is deflected, the clamp is difficult to smoothly fix and splice the steel pipes.
Disclosure of Invention
The utility model provides a stable seamless steel pipe, which has the effect of ensuring that the end parts of the steel pipe are continuously kept in an aligned state, and further is convenient to fix.
The utility model provides a stable seamless steel pipe, which adopts the following technical scheme:
the stable seamless steel pipe comprises a pipe body, wherein a plurality of positioning inserted bars are arranged on one end splicing surface of the pipe body, and the positioning inserted bars are circumferentially distributed in a spacing ring around the central shaft of the pipe body; the length of the positioning inserting rod extends along the length direction of the pipe body, and a plurality of positioning slots for respectively inserting the positioning inserting rod on the other pipe body are formed in the splicing surface of the other end of the pipe body, which is away from the positioning inserting rod; the splicing sleeve is arranged outside the splicing surface of the pipe body and is used for mutually fixing the mutually spliced pipe bodies.
By adopting the technical scheme: when the pipe bodies are spliced, the positioning inserting rods on the former pipe body are respectively inserted into the corresponding positioning slots of the latter pipe body, and the splicing surfaces of the two pipe bodies can be ensured to be kept in a mutually aligned state through mutual insertion and matching of the positioning inserting rods and the positioning slots; finally, the two pipe bodies are spliced and fixed through the splicing pipe sleeve, at the moment, the connection and fixation between the two pipe bodies can be smoothly completed, and the pipe bodies are limited by the positioning inserting rod and the positioning slot, so that the stability of the pipe body during splicing and fixation is ensured, and the fixation is facilitated.
Preferably, the positioning plug rod further comprises a plug rod, the positioning plug rod is provided with a plug hole for inserting the end part of the plug rod, and the direction of inserting the plug rod into the plug hole is perpendicular to the direction of inserting the positioning plug rod into the positioning slot; one end of the pipe body, which is far away from the positioning inserted link, is provided with a through hole for inserting the end part of the bolt rod, and the through hole is communicated with the positioning slot; the splicing sleeve is used for pressing the end part of the bolt rod in the bolt hole.
By adopting the technical scheme: after inserting the location inserted bar to corresponding positioning slot, the bolt hole will follow the location inserted bar and move to just right with the through-hole this moment, inserts to the bolt hole through the bolt rod tip from the through-hole under this state, because the direction perpendicular to in the direction that the bolt inserted the bolt hole in the location inserted bar inserted the positioning slot, just can restrict to break away from in location inserted bar and the positioning slot under the cooperation of pegging graft each other of bolt rod and bolt hole, realized the preliminary spacing fixed between two body, further promoted stability and the firm after the body interengagement.
Preferably, the splicing sleeve comprises a first splicing sleeve and a second splicing sleeve which are spliced with each other; the splice sleeve further comprises a fastener for mutually locking the first splice sleeve and the second splice sleeve which are mutually spliced.
Preferably, the first sealing layers are arranged on the splicing surfaces of the first splicing sleeve and the second splicing sleeve, and when the first splicing sleeve and the second splicing sleeve are mutually spliced, the first sealing layers are mutually pressed and sealed.
Preferably, the splicing surface of the first splicing sleeve is provided with a splicing rod, and the splicing surface of the second splicing sleeve is provided with a splicing groove for the splicing rod to be inserted along the splicing direction of the first splicing sleeve and the second splicing sleeve.
Preferably, the outer side wall of the pipe body is provided with a limiting piece, and the inner side walls of the first splicing sleeve and the second splicing sleeve are respectively provided with a limiting groove for the insertion of the corresponding limiting piece.
Preferably, the inner side walls of the connection parts of the first splicing sleeve and the second splicing sleeve, which face the splicing surface of the pipe body, are respectively provided with a second sealing layer; the second sealing layer is used for sealing the joint of the spliced pipe body splicing surfaces after being spliced with each other.
In summary, the present utility model includes at least one of the following beneficial technical effects:
the splicing surfaces of the two pipe bodies can be ensured to be kept in a mutually aligned state through mutual insertion and matching of the positioning inserting rod and the positioning slot;
the pipe bodies are limited by the positioning inserting rod and the positioning slot, so that the stability of splicing and fixing the pipe bodies is ensured, and the pipe bodies are convenient to fix;
the plug rod and the plug hole are mutually inserted and matched, so that the separation of the positioning plug rod and the positioning slot can be limited, the preliminary limiting fixation between two pipe bodies is realized, and the stability and the firmness of the mutually spliced pipe bodies are further improved.
Drawings
FIG. 1 is a schematic overall structure of an embodiment of the present utility model;
FIG. 2 is a schematic diagram of a partial structure explosion of FIG. 1;
FIG. 3 is a schematic view of a portion of the first splice cover of FIG. 2;
fig. 4 is a partial schematic view of the second splice sleeve of fig. 2.
Reference numerals illustrate: 1. a tube body; 10. positioning the inserted link; 100. a bolt hole; 101. a through hole; 11. positioning the slot; 2. splicing the pipe sleeves; 20. a first splice sleeve; 200. inserting a connecting rod; 21. a second splice sleeve; 210. a plug-in groove; 22. a fastener; 23. a first sealing layer; 3. a latch rod; 4. a limiting piece; 5. a limit groove; 6. and a second sealing layer.
Description of the embodiments
The present utility model will be described in further detail with reference to the accompanying drawings.
The embodiment of the utility model discloses a stable seamless steel pipe, which comprises a pipe body 1, and referring to fig. 1 and 2, wherein a plurality of positioning inserted rods 10 which are uniformly distributed at intervals in the circumferential direction around the central axis of the pipe body 1 are fixedly arranged on a splicing surface at one end of the pipe body 1. The length of the positioning inserted rod 10 extends along the length direction of the pipe body 1, a plurality of positioning slots 11 used for respectively inserting the positioning inserted rod 10 on the other pipe body 1 are arranged on the splicing surface of the other end of the pipe body 1, which is away from the positioning inserted rod 10, the number of the positioning slots 11 is consistent with that of the positioning inserted rods 10, and the positions of the positioning slots 11 and the positioning inserted rods 10 are in one-to-one correspondence. In addition, the shape of the positioning slot 11 is matched with the shape of the positioning inserted rod 10.
Referring to fig. 1 and 2, the positioning device further comprises a number of bolt rods 3 corresponding to the number of positioning inserting rods 10, and the positioning inserting rods 10 are provided with bolt holes 100 for inserting the end parts of the bolt rods 3. The direction in which the latch rods 3 are inserted into the respective latch holes 100 is perpendicular to the direction in which the positioning latch rods 10 are inserted into the positioning slots 11. The outer side wall of one end of the pipe body 1, which is far away from the positioning inserted link 10, is provided with a plurality of through holes 101 for inserting the end parts of the inserted link 3, the number of the through holes 101 is consistent with that of the positioning slots 11, and the positions of the through holes 101 are in one-to-one correspondence with the positions of the positioning slots 11. The through holes 101 communicate with the respective opposing positioning slots 11.
After the positioning inserted rod 10 is inserted into the corresponding positioning slot 11, the bolt holes 100 move along with the positioning inserted rod 10 to be opposite to the through holes 101, and in this state, the ends of the bolt rods 3 are respectively inserted into the respective bolt holes 100 from the outside of the through holes 101, and the direction of inserting the bolt rods 3 into the bolt holes 100 is perpendicular to the direction of inserting the positioning inserted rod 10 into the positioning slot 11, so that the separation between the positioning inserted rod 10 and the positioning slot 11 can be limited under the mutual insertion fit of the bolt rods 3 and the bolt holes 100, the preliminary limiting fixation between two pipe bodies 1 is realized, and the stability and the firmness of the mutually spliced pipe bodies 1 are further improved.
As shown in fig. 2 and 3, the pipe splicing sleeve 2 is used for fixing two mutually spliced pipe bodies 1, and the splicing sleeve 2 is used for fixedly wrapping the outside of the splicing surface of the pipe bodies 1. When the two pipe bodies 1 spliced with each other are fixed by the splicing pipe sleeve 2, the inner side wall of the splicing pipe sleeve 2 is mutually abutted against the outer side wall of the bolt rod 3 positioned outside the pipe bodies 1, and the bolt rod 3 is pressed in the bolt hole 100 in this state.
As shown in fig. 2, 3 and 4, the splicing sleeve 2 comprises a first splicing sleeve 20 and a second splicing sleeve 21 spliced with each other, and the first splicing sleeve 20 and the second splicing sleeve 21 are used for wrapping the outer side walls of the pipe body 1 facing away from each other respectively. The splice sleeve 2 further includes a fastener 22 for locking the first splice sleeve 20 and the second splice sleeve 21 after being spliced together, and in this embodiment, the fastener 22 is a bolt. After the end part of the fastener 22 sequentially passes through the first splicing sleeve 20 and the second splicing sleeve 21, the nut is screwed on the end part of the fastener 22, and at the moment, the first splicing sleeve 20 and the second splicing sleeve 21 can be mutually locked and fixed.
As shown in fig. 2, 3 and 4, the first sealing layers 23 are fixedly adhered to the splicing surfaces of the first splicing sleeve 20 and the second splicing sleeve 21, and when the first splicing sleeve 20 and the second splicing sleeve 21 are mutually spliced and fixed under the fastening of the fastening piece 22, the first sealing layers 23 on two sides are mutually pressed and sealed. A plurality of inserting connection rods 200 are fixedly arranged on the splicing surface of the first splicing sleeve 20, the adjacent inserting connection rods 200 are sequentially arranged at intervals along the length direction of the first splicing sleeve 20, and the length direction of the inserting connection rods 200 extends along the splicing direction of the first splicing sleeve 20 and the second splicing sleeve 21.
As shown in fig. 2, 3 and 4, a plurality of inserting grooves 210 for inserting the respective opposite inserting rods 200 along the mutual splicing direction of the first splicing sleeve 20 and the second splicing sleeve 21 are arranged on the splicing surface of the second splicing sleeve 21, and the positions of the inserting grooves 210 are in one-to-one correspondence with the positions of the inserting rods 200. When the first splice sleeve 20 and the second splice sleeve 21 are spliced with each other, the insertion rods 200 are inserted into the respective opposite insertion grooves 210, so that the first splice sleeve 20 and the second splice sleeve 21 can be surely aligned with each other.
As shown in fig. 2, 3 and 4, the outer side wall of the pipe body 1, which is close to the splicing surface of the pipe body, is fixedly provided with a limiting piece 4, and the inner side walls of the first splicing sleeve 20 and the second splicing sleeve 21 are respectively provided with a limiting groove 5 for inserting the corresponding limiting piece 4. When the first splicing sleeve 20 and the second splicing sleeve 21 are spliced and fixed outside the pipe body 1, the limiting pieces 4 are respectively inserted into the corresponding limiting grooves 5, and displacement of the first splicing sleeve 20 and the second splicing sleeve 21 along the length direction of the pipe body 1 can be effectively prevented through mutual splicing fit between the limiting pieces 4 and the limiting grooves 5.
As shown in fig. 2 and 3, the inner side walls of the joints of the first splicing sleeve 20 and the second splicing sleeve 21 facing the splicing surface of the pipe body 1 are fixedly adhered with a second sealing layer 6, and the second sealing layer 6 is used for compressing and sealing the joints of the splicing surfaces of the pipe bodies 1 after mutual splicing.
The implementation principle is as follows: when the pipe bodies 1 are spliced, the positioning inserting rods 10 on the previous pipe body 1 are respectively inserted into the corresponding positioning slots 11 of the next pipe body 1, and the splicing surfaces of the two pipe bodies 1 can be ensured to be kept in a mutually aligned state through mutual insertion and matching of the positioning inserting rods 10 and the positioning slots 11. Finally, the two pipe bodies 1 are spliced and fixed through the splicing pipe sleeve 2, at the moment, the connection and fixation between the two pipe bodies 1 can be successfully completed, and the stability of the pipe bodies 1 during splicing and fixation is ensured due to the fact that the pipe bodies 1 are limited by the positioning inserting rod 10 and the positioning slot 11, and the fixation is facilitated.
The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.
Claims (7)
1. The utility model provides a stable seamless steel pipe, includes body (1), its characterized in that: a plurality of positioning inserting rods (10) are arranged on one end splicing surface of the pipe body (1), and the positioning inserting rods (10) are circumferentially distributed in a spacing ring around the central shaft of the pipe body (1); the length of the positioning inserting rod (10) extends along the length direction of the pipe body (1), and a plurality of positioning slots (11) for respectively inserting the positioning inserting rods (10) on the other pipe body (1) are formed in the splicing surface of the other end of the pipe body (1) away from the positioning inserting rod (10); the splicing sleeve (2) is further arranged outside the splicing surface of the pipe body (1), and the splicing sleeve (2) is used for mutually fixing the mutually spliced pipe bodies (1).
2. A stable seamless steel pipe according to claim 1 wherein: the positioning plug rod is characterized by further comprising a plug rod (3), the positioning plug rod (10) is provided with a plug hole (100) for inserting the end part of the plug rod (3), and the direction of inserting the plug rod (3) into the plug hole (100) is perpendicular to the direction of inserting the positioning plug rod (10) into the positioning slot (11); one end of the pipe body (1) far away from the positioning inserting rod (10) is provided with a through hole (101) for inserting the end part of the bolt rod (3), and the through hole (101) is communicated with the positioning inserting groove (11); the splicing sleeve (2) is used for pressing the end part of the bolt rod (3) into the bolt hole (100).
3. A stable seamless steel pipe according to claim 1 wherein: the splicing sleeve (2) comprises a first splicing sleeve (20) and a second splicing sleeve (21) which are spliced with each other; the splicing sleeve (2) further comprises a fastener (22) for mutually locking the first splicing sleeve (20) and the second splicing sleeve (21) which are mutually spliced.
4. A stable seamless steel pipe according to claim 3 wherein: the first sealing layers (23) are arranged on the splicing surfaces of the first splicing sleeve (20) and the second splicing sleeve (21), and when the first splicing sleeve (20) and the second splicing sleeve (21) are mutually spliced, the first sealing layers (23) are mutually pressed and sealed.
5. A stable seamless steel pipe according to claim 3 wherein: the splicing surface of the first splicing sleeve (20) is provided with a splicing rod (200), and the splicing surface of the second splicing sleeve (21) is provided with a splicing groove (210) for inserting the splicing rod (200) along the splicing direction of the first splicing sleeve (20) and the second splicing sleeve (21).
6. A stable seamless steel pipe according to claim 3 wherein: limiting pieces (4) are arranged on the outer side wall of the pipe body (1), and limiting grooves (5) for inserting the corresponding limiting pieces (4) are formed in the inner side walls of the first splicing sleeve (20) and the second splicing sleeve (21).
7. A stable, seamless steel tube according to claim 6, wherein: the inner side walls of the connection parts of the first splicing sleeve (20) and the second splicing sleeve (21) facing the splicing surface of the pipe body (1) are respectively provided with a second sealing layer (6); the second sealing layer (6) is used for sealing the joint of the splicing surfaces of the mutually spliced pipe bodies (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321633747.1U CN220102387U (en) | 2023-06-26 | 2023-06-26 | Stable seamless steel pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321633747.1U CN220102387U (en) | 2023-06-26 | 2023-06-26 | Stable seamless steel pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220102387U true CN220102387U (en) | 2023-11-28 |
Family
ID=88881689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321633747.1U Active CN220102387U (en) | 2023-06-26 | 2023-06-26 | Stable seamless steel pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220102387U (en) |
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2023
- 2023-06-26 CN CN202321633747.1U patent/CN220102387U/en active Active
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