CN212080478U - Steel-plastic connecting part anti-shearing protective sleeve of steel-plastic conversion pipe fitting - Google Patents
Steel-plastic connecting part anti-shearing protective sleeve of steel-plastic conversion pipe fitting Download PDFInfo
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- CN212080478U CN212080478U CN202020463917.6U CN202020463917U CN212080478U CN 212080478 U CN212080478 U CN 212080478U CN 202020463917 U CN202020463917 U CN 202020463917U CN 212080478 U CN212080478 U CN 212080478U
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Abstract
The utility model discloses a steel is moulded anti-shearing protective sheath of connecting portion of steel of conversion pipe fitting, including the main part pipe, the main part pipe is fixed to be constituteed jointly by inner tube and outer tube, and the outer tube is located the outside of inner tube relatively, through backup pad fixed connection between inner tube and the outer tube, the inner wall central point of main part pipe puts the fixed keysets that is provided with, the board body middle part rigidity of keysets is provided with the switching hole, the inside both ends of main part pipe are fixed respectively and are provided with a first butt joint section of thick bamboo and a second butt joint section of thick bamboo, and a first butt joint section of thick bamboo and a second butt joint section of thick bamboo are located the both sides of keysets respectively, and the degree of depth of a. The utility model discloses in, the protection body has two-layer tube structure, and a plurality of backup pads of fixedly connected with form the triangle-shaped structure between each backup pad between the two-layer body to when reducing the whole material that uses of body, increase the anti-shear capacity of body itself, mention the effect of the anti-shear protection that excels in.
Description
Technical Field
The utility model relates to a protective sheath field especially relates to steel is moulded changes steel of pipe fitting and is moulded anti-shear protection cover of connecting portion.
Background
In the field of fluid conveying pipelines such as fuel gas and the like, a common pipeline is usually a PE (polyethylene) pipe, a steel-plastic conversion pipe fitting is required to be connected with a steel pipe at the part out of the ground, the steel-plastic connection part of the steel-plastic conversion pipe fitting is the weakest and is easy to be damaged by shearing force formed by ground settlement, and the steel-plastic connection part of the steel-plastic conversion pipe fitting is additionally provided with a shearing-preventing sleeve so as to play a role in protecting the pipe fitting and avoid the damage of the pipe fitting, thereby ensuring the normal operation of the.
The steel is moulded and is changeed the pipe fitting when butt joint operation, because the structural property of both sides body is different, and is not good at switching position anti-shear force performance, receives the phenomenon that great flexural force very easily produces the rupture, and the lifting surface area that increases switching position is handled the mode generally, but this kind of protection mode generally sets up at the body outside, and fixed knot constructs unstablely, can't guarantee absolute fixity, has the error between the body diameter, can't guarantee protection architecture's leakproofness.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art, and providing the anti-shearing protective sleeve for the steel-plastic connecting part of the steel-plastic conversion pipe fitting.
In order to achieve the above purpose, the utility model adopts the following technical scheme: anti-shearing protective sheath of connecting portion is moulded to steel of steel-plastic conversion pipe fitting, including the main part pipe, the main part pipe cladding is moulded the connecting portion surface at straight tube or return bend steel, the main part pipe is fixed to constitute jointly by inner tube and outer tube, and the outer tube is located the outside of inner tube relatively, through backup pad fixed connection between inner tube and the outer tube, the fixed keysets that is provided with in inner wall center position of main part pipe, the fixed switching hole that is provided with in board body middle part position of keysets, the inside both ends of main part pipe are fixed respectively and are provided with first butt joint section of thick bamboo and second butt joint section of thick bamboo, and first butt joint section of thick bamboo and second butt joint section of thick bamboo are located the both sides of keysets respectively, and the degree of depth of first butt joint section of thick bamboo and second butt joint section of thick bamboo sets.
As a further description of the above technical solution:
the supporting plates are fixedly arranged between the inner pipe and the outer pipe, two ends of each supporting plate are fixedly connected to the inner wall and the outer wall of the outer pipe and the inner wall of the inner pipe respectively, and the supporting plates are fixedly arranged in a triangular structure.
As a further description of the above technical solution:
the plate body thickness of keysets sets up to be less than butt joint body butt joint shaft length, the inner wall in butt joint hole is fixed and is provided with the butt joint screw thread, the both sides fixed surface of keysets is connected with seal ring, and seal ring's internal diameter size sets up the same with the internal diameter size in butt joint hole.
As a further description of the above technical solution:
the inner wall of the middle position of the heat shrinkable tube is fixedly connected to the outer surface of the main body tube, and the inner diameters of the necking parts at two ends of the heat shrinkable tube are larger than the inner diameters of the inner walls at two ends of the main body tube.
As a further description of the above technical solution:
the inner wall of the tube body of the main tube is fixedly provided with a through hole, two ends of the through hole penetrate through tube walls at two ends of the main tube, and the through hole is fixedly formed between the two supporting plates.
As a further description of the above technical solution:
the inner diameter of the main pipe is the same as the outer diameter of the butt joint pipe body.
The utility model discloses following beneficial effect has:
1. the utility model discloses the structure protection body is provided with two-layer tube structure, and a plurality of backup pads of fixedly connected with form the triangle-shaped structure between each backup pad between the two-layer body to when reducing the whole material that uses of body, increase the anti-shear capacity of body itself, mention the effect of the anti-shear protection that excels in.
2. The utility model discloses the inside two-way butt joint barrel that is provided with of structure can directly dock and need to dock the body surface at both ends, and with the direct fixed connection of butt joint body, and the stress surface through increasing hookup location connects the anti-shear capacity of increase structure, and the surface is provided with the pyrocondensation pipe, can be so that the both ends laminating is connected on the body surface, guarantees to dock the leakproofness.
Drawings
Fig. 1 is a front sectional view of a steel-plastic connecting part shear-resistant protective sleeve of a steel-plastic conversion pipe fitting;
fig. 2 is a front view of the anti-shearing protective sleeve for the steel-plastic connecting part of the steel-plastic conversion pipe fitting;
fig. 3 is a structural side view of a main pipe of the anti-shearing protective sleeve for the steel-plastic connecting part of the steel-plastic conversion pipe fitting.
Illustration of the drawings:
1. a main body tube; 2. a first docking cradle; 3. a second docking barrel; 4. an adapter plate; 5. switching the hole; 6. A sealing gasket; 7. a through hole; 8. heat shrink tubing; 9. an inner tube; 10. an outer tube; 11. and a support plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-3, the present invention provides an embodiment: the anti-shearing protective sleeve for the steel-plastic connecting part of the steel-plastic conversion pipe fitting comprises a main body pipe 1, wherein the main body pipe 1 is coated on the outer surface of the steel-plastic connecting part of a straight pipe or a bent pipe and provides a protective pipe body, the main body pipe 1 is fixedly composed of an inner pipe 9 and an outer pipe 10, the used materials are reduced, the outer pipe 10 is relatively positioned on the outer side of the inner pipe 9, the inner pipe 9 and the outer pipe 10 are fixedly connected through a supporting plate 11, the integral anti-shearing capacity is improved, an adapter plate 4 is fixedly arranged at the central position of the inner wall of the main body pipe 1 and is attached to the end face of the butt-joint pipe body, a butt-joint hole 5 is fixedly arranged at the middle position of the plate body of the adapter plate 4 and provides a butt-joint pipe body connecting hole, a first butt-joint barrel 2 and a second butt-joint barrel, and the depths of the first butt joint barrel 2 and the second butt joint barrel 3 are set to be the same, the outer surface of the main body pipe 1 is fixedly sleeved with the heat shrinkable pipe 8, and the ports at the two ends of the heat shrinkable pipe 8 are fixedly set to be necking, so that the closing operation at the two ends is realized.
A plurality of supporting plates 11 are fixedly arranged between an inner pipe 9 and an outer pipe 10, two ends of each supporting plate 11 are respectively and fixedly connected with the inner wall and the outer wall of the outer pipe 10 and the inner wall of the inner pipe 9, the supporting plates 11 are fixedly arranged in a triangular structure to form a stable anti-shearing structure, the thickness of the plate body of the adapter plate 4 is smaller than the length of the butt column body of the butt pipe body, so that the normal butt joint operation of the butt pipe bodies at the two ends is ensured, butt joint threads are fixedly arranged on the inner wall of the butt joint hole 5 to realize the butt joint with the outer surface of the butt pipe body at one side, so that the integral position of the protective sleeve is fixed, sealing gaskets 6 are fixedly connected on the surfaces of the two sides of the adapter plate 4 to ensure the sealing performance of the two sides, the inner diameter of each sealing gasket 6 is the same as the inner diameter of the butt joint hole 5, guarantee both ends and do not influence the butt joint pipe and extend inside, the fixed through-hole 7 that is provided with of shaft inner wall of main part pipe 1, the both ends pipe wall that main part pipe 1 is run through at the both ends of through-hole 7, and through-hole 7 is fixed between by two backup pads 11 and is formed, and the internal diameter size of main part pipe 1 sets up and is the same with butt joint pipe body external diameter size, guarantees the stability after the butt joint of both ends.
The working principle is as follows: when the protective sleeve is used, the main body pipe 1 is provided with a two-layer pipe structure, a plurality of supporting plates 11 of fixedly connected with are arranged between two layers of pipes, a triangular structure is formed between each supporting plate 11, thereby reducing the overall use material of the pipes, increasing the shearing resistance of the pipes, mentioning the effect of high-strength shearing resistance protection, the inside is provided with a bidirectional butt joint barrel body, the butt joint can be directly carried out on the surfaces of the pipes needing to be butted at two ends, and the butt joint is directly and fixedly connected with the pipes, the stress surface through increasing the connecting position is connected with the shearing resistance of the structure, the outer surface is provided with a heat shrink pipe 8, the two ends can be connected on.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (6)
1. Anti-shear protective sheath of connecting portion is moulded to steel of steel-plastic conversion pipe fitting, including main part pipe (1), its characterized in that: the main body pipe (1) is coated on the outer surface of the straight pipe or bent pipe steel-plastic connecting part, the main body pipe (1) is fixedly composed of an inner pipe (9) and an outer pipe (10), the outer pipe (10) is relatively positioned on the outer side of the inner pipe (9), the inner pipe (9) and the outer pipe (10) are fixedly connected through a supporting plate (11), an adapter plate (4) is fixedly arranged at the center position of the inner wall of the main body pipe (1), an adapter hole (5) is fixedly arranged at the middle position of a plate body of the adapter plate (4), a first butt joint cylinder (2) and a second butt joint cylinder (3) are fixedly arranged at two ends of the inner part of the main body pipe (1) respectively, the first butt joint cylinder (2) and the second butt joint cylinder (3) are positioned on two sides of the adapter plate (4) respectively, the depths of the first butt joint cylinder (2) and the second butt joint cylinder (3) are set to be the same, and a heat-shrinkable pipe (, and the ports at the two ends of the heat shrinkable tube (8) are fixedly arranged to be necking.
2. The steel-plastic connecting part shear-resistant protective sleeve of the steel-plastic conversion pipe fitting according to claim 1, characterized in that: the supporting plates (11) are fixedly arranged between the inner pipe (9) and the outer pipe (10), two ends of each supporting plate (11) are fixedly connected to the inner wall and the outer wall of the outer pipe (10) and the inner wall and the outer wall of the inner pipe (9) respectively, and the supporting plates (11) are fixedly arranged in a triangular structure.
3. The steel-plastic connecting part shear-resistant protective sleeve of the steel-plastic conversion pipe fitting according to claim 1, characterized in that: the plate body thickness setting of keysets (4) is less than butt joint body butt joint shaft length, the inner wall of cross joint hole (5) is fixed and is provided with the butt joint screw thread, the both sides fixed surface of keysets (4) is connected with seal ring (6), and the internal diameter size setting of seal ring (6) is the same with the internal diameter size of cross joint hole (5).
4. The steel-plastic connecting part shear-resistant protective sleeve of the steel-plastic conversion pipe fitting according to claim 1, characterized in that: the inner wall of the middle position of the heat shrinkable tube (8) is fixedly connected to the outer surface of the main tube (1), and the inner diameters of the necking at the two ends of the heat shrinkable tube (8) are larger than the inner diameters of the inner walls at the two ends of the main tube (1).
5. The steel-plastic connecting part shear-resistant protective sleeve of the steel-plastic conversion pipe fitting according to claim 1, characterized in that: the inner wall of the tube body of the main tube (1) is fixedly provided with a through hole (7), the two ends of the through hole (7) penetrate through the tube walls at the two ends of the main tube (1), and the through hole (7) is fixedly formed between the two supporting plates (11).
6. The steel-plastic connecting part shear-resistant protective sleeve of the steel-plastic conversion pipe fitting according to claim 1, characterized in that: the inner diameter of the main pipe (1) is the same as the outer diameter of the butt joint pipe body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020463917.6U CN212080478U (en) | 2020-04-02 | 2020-04-02 | Steel-plastic connecting part anti-shearing protective sleeve of steel-plastic conversion pipe fitting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020463917.6U CN212080478U (en) | 2020-04-02 | 2020-04-02 | Steel-plastic connecting part anti-shearing protective sleeve of steel-plastic conversion pipe fitting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212080478U true CN212080478U (en) | 2020-12-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020463917.6U Active CN212080478U (en) | 2020-04-02 | 2020-04-02 | Steel-plastic connecting part anti-shearing protective sleeve of steel-plastic conversion pipe fitting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212080478U (en) |
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2020
- 2020-04-02 CN CN202020463917.6U patent/CN212080478U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220718 Address after: 400000 community 8, Yulong village, Zouma Town, Jiulongpo District, Chongqing Patentee after: Chongqing junjiehao Petroleum Equipment Co.,Ltd. Address before: 400000 community 8, Yulong village, Zouma Town, Jiulongpo District, Chongqing Patentee before: Zhang Shuhong |
|
| TR01 | Transfer of patent right |