CN215334891U - Wall-penetrating waterproof sleeve for heat-insulating pipeline - Google Patents
Wall-penetrating waterproof sleeve for heat-insulating pipeline Download PDFInfo
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- CN215334891U CN215334891U CN202121430272.7U CN202121430272U CN215334891U CN 215334891 U CN215334891 U CN 215334891U CN 202121430272 U CN202121430272 U CN 202121430272U CN 215334891 U CN215334891 U CN 215334891U
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Abstract
A wall-through waterproof sleeve of a heat-insulating pipeline is a factory prefabricated part and is provided with a working steel pipe, a polyurethane heat-insulating layer, a heat-insulating pipe steel shell, a corrugated pipe assembly and a wall-through steel sleeve; the working steel pipe is sleeved in the heat-insulating pipe steel shell, and a polyurethane heat-insulating layer is filled in an annular space formed between the working steel pipe and the heat-insulating pipe steel shell; the wall-penetrating steel sleeve is sleeved outside the steel shell of the heat-insulating pipe, and a corrugated pipe assembly is arranged in an annular space formed between the wall-penetrating steel sleeve and the heat-insulating pipe; the corrugated pipe assembly comprises a metal corrugated pipe, a fixed unit and a movable unit, wherein the fixed unit and the movable unit are positioned on two sides of the metal corrugated pipe, the fixed unit is fixedly connected with a wall steel bushing, the movable unit is fixedly connected with a steel shell of the heat preservation pipe, and the fixed unit and the movable unit are connected through the metal corrugated pipe. The utility model solves the problem that the heat-insulating pipeline and the well chamber are damaged by seepage water, and achieves the aims of improving the construction quality of the underground pipe network and prolonging the service life of the pipeline.
Description
Technical Field
The utility model relates to a wall-penetrating steel sleeve, in particular to a pipeline waterproof sleeve suitable for wall-penetrating laying in a heat-insulation pipeline well chamber.
Background
Pipeline transportation has been widely applied in modern society as a safe and convenient transportation mode, and especially has occupied a leading position in the fields of long-distance oil and gas transportation, water supply, heat supply and the like, and the construction of a pipe network brings great convenience to the production and life of people.
The well chamber is used as an indispensable link in a pipe network, the plugging process of pipelines in and out of the well chamber is a very critical construction technology, the problem that the inside of the well chamber and the heat-insulating layer of the pipelines are damaged due to water inflow due to poor construction quality of the link is solved, and therefore the normal operation of the pipe network system is indirectly influenced. The waterproof structure that traditional heat preservation pipeline went into, go out the well room receives the material influence, has the defect that is not wear-resisting, fragile, because of waterproof structure's life is far less than heat preservation pipeline working life, often can appear because of the not problem of in place influence well room and heat preservation pipeline operation of waterproof measure.
SUMMERY OF THE UTILITY MODEL
The utility model provides a wall-penetrating waterproof sleeve for a heat-insulating pipeline, which aims to solve the problem that the heat-insulating pipeline and a well chamber are damaged by seepage water and achieve the purposes of improving the construction quality of an underground pipe network and prolonging the service life of the pipeline.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a wall-through waterproof sleeve of a heat-insulating pipeline is a factory prefabricated part and is provided with a working steel pipe, a polyurethane heat-insulating layer, a heat-insulating pipe steel shell, a corrugated pipe assembly and a wall-through steel sleeve; the working steel pipe is sleeved in the heat-insulating pipe steel shell, and a polyurethane heat-insulating layer is filled in an annular space formed between the working steel pipe and the heat-insulating pipe steel shell; the wall-penetrating steel sleeve is sleeved outside the steel shell of the heat-insulating pipe, and a corrugated pipe assembly is arranged in an annular space formed between the wall-penetrating steel sleeve and the heat-insulating pipe; the corrugated pipe assembly comprises a metal corrugated pipe, a fixed unit and a movable unit, wherein the fixed unit and the movable unit are positioned on two sides of the metal corrugated pipe, the fixed unit is fixedly connected with a wall steel bushing, the movable unit is fixedly connected with a steel shell of the heat preservation pipe, and the fixed unit and the movable unit are connected through the metal corrugated pipe.
According to the wall-penetrating waterproof sleeve for the heat-insulating pipeline, the steel-plastic connecting structure is arranged at the connecting end of the heat-insulating pipe steel shell and the heat-insulating pipeline, the steel-plastic connecting structure is a polyethylene outer protective layer wound on the surface of the heat-insulating pipe steel shell, and the steel-plastic connecting structure is used for realizing the joint welding with the polyethylene outer protective layer of the heat-insulating pipeline.
According to the wall-penetrating waterproof sleeve for the heat-insulating pipeline, the water stop ring plate is arranged in the middle of the outer wall of the wall-penetrating steel sleeve, and is positioned in the middle of the wall of a well chamber during field installation and construction.
In the wall-penetrating waterproof sleeve for the heat-insulating pipeline, the fixing unit is provided with a fixing ring plate and a fixing sleeve; the outer edge of the fixed ring plate is welded with the inner wall of the wall-penetrating steel sleeve into a whole, and the inner edge of the fixed ring plate is welded with one end of the fixed sleeve into a whole; the fixed sleeve is sleeved outside the steel shell of the heat preservation pipe, and the other end of the fixed sleeve is fixedly connected with the fixed end of the metal corrugated pipe.
In the wall-through waterproof sleeve for the heat-insulating pipeline, the movable unit is provided with a movable lining, a movable ring plate and a movable sleeve; the movable bushing is sleeved in the wall-penetrating steel sleeve in a clearance fit manner; the outer edge of the movable ring plate is welded with the inner wall of the movable lining into a whole, and the inner edge of the movable ring plate is welded with one end of the movable sleeve into a whole; the movable sleeve is sleeved outside the steel shell of the heat preservation pipe, and the other end of the movable sleeve is fixedly connected with the movable end of the metal corrugated pipe.
According to the wall-penetrating waterproof sleeve for the heat-insulating pipeline, the polyurethane heat-insulating layer is internally provided with the force-bearing rib plates, and at least three groups of force-bearing rib plates are arranged along the circumferential direction of the outer wall of the working steel pipe.
According to the wall-penetrating waterproof sleeve for the heat-insulating pipeline, the polyurethane heat-insulating layer is further internally provided with a heat-insulating layer partition ring plate, and the heat-insulating layer partition ring plate is welded between the working steel pipe and the heat-insulating pipe steel shell.
The wall-penetrating waterproof sleeve for the heat-insulating pipeline is characterized in that a lifting lug for realizing hoisting and transportation is arranged on the outer side wall of the wall-penetrating steel sleeve.
The utility model relates to a wall-penetrating waterproof sleeve for a heat-insulating pipeline, which is suitable for butt joint of an underground well chamber and the heat-insulating pipeline, wherein the structures of a working steel pipe, a polyurethane heat-insulating layer and a heat-insulating pipe steel shell are consistent with the structure of the heat-insulating pipeline, and a steel-plastic connecting structure is arranged at the connecting end of the heat-insulating pipe steel shell and the heat-insulating pipeline, so that the reliable connection between a construction site and the heat-insulating pipeline is ensured; the wall-penetrating steel sleeve not only plays a role in protecting and supporting the internal equipment of the whole wall-penetrating waterproof sleeve, but also can block a water source from entering and exiting a well chamber through a water stop ring plate welded in the middle of the outer wall of the wall-penetrating steel sleeve, and also can play a role in positioning and fixing the whole wall-penetrating waterproof sleeve after the outer wall of the well chamber is built; the corrugated pipe assembly ensures that when the corrugated pipe assembly is subjected to the axial force transmitted by a pipeline, the impact of the axial force can be relieved through the telescopic adjustment of the metal corrugated pipe. Therefore, the utility model solves the problem that the heat-insulating pipeline and the well chamber are damaged by seepage water, and achieves the purposes of improving the construction quality of the underground pipe network and prolonging the service life of the pipeline.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1;
FIG. 3 is a view from direction K of FIG. 1;
fig. 4 is an enlarged view of the structure at B in fig. 3.
The list of labels in the figure is:
1. working steel pipes; 2. A polyurethane heat-insulating layer; 3. A heat preservation pipe steel shell; 4. Fixing the sleeve; 5. A stationary ring plate; 6. A wall steel bushing is penetrated; 7. A metal bellows; 8. A well bore wall; 9. a water stop ring plate; 10. lifting lugs; 11. a movable bushing; 12. a movable ring plate; 13. an active cannula; 14. a steel-plastic connection structure; 15. a force bearing rib plate; 16. the heat preservation separates ring.
Detailed Description
The utility model is further described with reference to the following figures and specific embodiments.
Referring to fig. 1, 2 and 3, the heat-insulating pipe wall-penetrating waterproof sleeve is a factory prefabricated part and is provided with a working steel pipe 1, a polyurethane heat-insulating layer 2, a heat-insulating pipe steel shell 3, a corrugated pipe assembly and a wall-penetrating steel sleeve 6; the working steel pipe 1 is sleeved inside the heat-insulating pipe steel shell 3, and a polyurethane heat-insulating layer 2 is filled in an annular space formed between the working steel pipe 1 and the heat-insulating pipe steel shell; the wall-penetrating steel sleeve 6 is sleeved outside the heat-insulating pipe steel shell 3, a corrugated pipe assembly is arranged in an annular space formed between the wall-penetrating steel sleeve 6 and the heat-insulating pipe steel shell, a water-stopping ring plate 9 is arranged in the middle of the outer wall of the wall-penetrating steel sleeve 6, the water-stopping ring plate 9 is positioned in the middle of a well chamber wall 8 during field installation and construction, a lifting lug 10 for realizing hoisting and transportation is further arranged on the outer side wall of the wall-penetrating steel sleeve 6, and the lifting lug 10 is welded on one side of the water-stopping ring plate 9; the corrugated pipe assembly comprises a metal corrugated pipe 7, and a fixed unit and a movable unit which are positioned on two sides of the metal corrugated pipe, wherein the fixed unit is fixedly connected with a wall steel bushing 6, the movable unit is fixedly connected with a heat preservation pipe steel shell 3, and the fixed unit and the movable unit are connected through the metal corrugated pipe 7.
Referring to fig. 1 and 2, in the heat-insulating pipeline wall-penetrating waterproof sleeve, a steel-plastic connecting structure 14 is arranged at the connecting end of a heat-insulating pipe steel shell 3 and a heat-insulating pipeline, the steel-plastic connecting structure 14 is a polyethylene outer protective layer wound on the surface of the heat-insulating pipe steel shell 3, and the steel-plastic connecting structure 14 is used for realizing the joint welding with the polyethylene outer protective layer of the heat-insulating pipeline.
Referring to fig. 1, the fixing unit of the heat-insulating pipeline wall-penetrating waterproof sleeve is provided with a fixing ring plate 5 and a fixing sleeve 4; the outer edge of the fixed ring plate 5 is welded with the inner wall of the wall-through steel sleeve 6 into a whole, and the inner edge of the fixed ring plate is welded with one end of the fixed sleeve 4 into a whole; the fixed sleeve 4 is sleeved outside the steel shell 3 of the heat preservation pipe, and the other end of the fixed sleeve is fixedly connected with the fixed end of the metal corrugated pipe 7. The movable unit is provided with a movable lining 11, a movable ring plate 12 and a movable sleeve 13; the movable bushing 11 is sleeved in the wall steel bushing 6 in a clearance fit manner; the outer edge of the movable ring plate 12 is welded with the inner wall of the movable bush 11 into a whole, and the inner edge of the movable ring plate is welded with one end of the movable sleeve 13 into a whole; the movable sleeve 13 is sleeved outside the heat preservation pipe steel shell 3, and the other end of the movable sleeve is fixedly connected with the movable end of the metal corrugated pipe 7.
Referring to fig. 1, 3 and 4, in the wall-through waterproof sleeve for the heat-insulating pipeline, force-bearing rib plates 15 are arranged in a polyurethane heat-insulating layer 2, and at least three groups of force-bearing rib plates 15 are arranged along the circumferential direction of the outer wall of a working steel pipe 1.
Referring to fig. 1, as a preferred embodiment of the present invention, an insulating layer partition ring plate 16 is further disposed in the polyurethane insulating layer 2, and the insulating layer partition ring plate 16 is welded between the working steel pipe 1 and the insulating steel pipe shell 3.
Referring to fig. 1, 2, 3 and 4, the wall-through waterproof sleeve for the heat-insulating pipeline is suitable for butt joint of an underground well chamber and the heat-insulating pipeline, the structures of a working steel pipe 1, a polyurethane heat-insulating layer 2 and a heat-insulating pipe steel shell 3 are consistent with the structure of the heat-insulating pipeline, and a steel-plastic connecting structure 14 is arranged at the connecting end of the heat-insulating pipe steel shell 3 and the heat-insulating pipeline, so that the reliable connection between a construction site and the heat-insulating pipeline is ensured; the wall-penetrating steel sleeve 6 not only plays a role in protecting and supporting the internal equipment of the whole wall-penetrating waterproof sleeve, but also can block a water source from entering and exiting a well chamber through a water stop ring plate 9 welded in the middle of the outer wall of the wall-penetrating steel sleeve 6, and also can play a role in positioning and fixing the whole wall-penetrating waterproof sleeve after the outer wall of the well chamber is built; the bellows assembly of the present invention ensures that when it is subjected to an axial force transmitted by a pipe, the impact of the axial force can be relieved by the telescopic adjustment of the metal bellows 7.
Claims (8)
1. The utility model provides a heat preservation pipeline wall waterproof sleeve, for mill's prefab, characterized by: the heat-insulation wall is provided with a working steel pipe (1), a polyurethane heat-insulation layer (2), a heat-insulation pipe steel shell (3), a corrugated pipe assembly and a wall-penetrating steel sleeve (6); the working steel pipe (1) is sleeved inside the heat-insulating pipe steel shell (3), and a polyurethane heat-insulating layer (2) is filled in an annular space formed between the working steel pipe and the heat-insulating pipe steel shell; the wall-penetrating steel sleeve (6) is sleeved outside the heat-insulating pipe steel shell (3), and a corrugated pipe assembly is arranged in an annular space formed between the wall-penetrating steel sleeve and the heat-insulating pipe steel shell; the corrugated pipe assembly comprises a metal corrugated pipe (7), and a fixing unit and a moving unit which are positioned on two sides of the metal corrugated pipe, wherein the fixing unit is fixedly connected with a wall penetrating steel sleeve (6), the moving unit is fixedly connected with a heat preservation pipe steel shell (3), and the fixing unit and the moving unit are connected through the metal corrugated pipe (7).
2. The insulating pipe wall-penetrating waterproof sleeve as claimed in claim 1, wherein: the connection end of the heat preservation pipe steel shell (3) and the heat preservation pipeline is provided with a steel-plastic connection structure (14), the steel-plastic connection structure (14) is a polyethylene outer protective layer wound on the surface of the heat preservation pipe steel shell (3), and the steel-plastic connection structure (14) is welded with the polyethylene outer protective layer of the heat preservation pipeline in a joint mode.
3. The insulating pipe wall-penetrating waterproof sleeve as claimed in claim 2, wherein: and a water stop ring plate (9) is arranged in the middle of the outer wall of the wall-penetrating steel sleeve (6), and the water stop ring plate (9) is positioned in the middle of the well chamber wall (8) during field installation and construction.
4. The insulating pipe wall-penetrating waterproof sleeve as claimed in claim 1, 2 or 3, wherein: the fixing unit is provided with a fixing ring plate (5) and a fixing sleeve (4); the outer edge of the fixed ring plate (5) is welded with the inner wall of the wall-through steel sleeve (6) into a whole, and the inner edge of the fixed ring plate is welded with one end of the fixed sleeve (4) into a whole; the fixed sleeve (4) is sleeved outside the heat preservation pipe steel shell (3), and the other end of the fixed sleeve is fixedly connected with the fixed end of the metal corrugated pipe (7).
5. The insulated wall-penetrating waterproof sleeve as claimed in claim 4, wherein: the movable unit is provided with a movable lining (11), a movable ring plate (12) and a movable sleeve (13); the movable bushing (11) is sleeved in the wall-penetrating steel sleeve (6) in a clearance fit manner; the outer edge of the movable ring plate (12) is welded with the inner wall of the movable bush (11) into a whole, and the inner edge of the movable ring plate is welded with one end of the movable sleeve (13) into a whole; the movable sleeve (13) is sleeved outside the heat preservation pipe steel shell (3), and the other end of the movable sleeve is fixedly connected with the movable end of the metal corrugated pipe (7).
6. The insulating pipe wall-penetrating waterproof sleeve as claimed in claim 1, wherein: and force bearing rib plates (15) are arranged in the polyurethane heat insulation layer (2), and at least three groups of force bearing rib plates (15) are arranged along the circumferential direction of the outer wall of the working steel pipe (1).
7. The insulating pipe wall-penetrating waterproof sleeve as claimed in claim 1, wherein: and a heat-insulating layer partition ring plate (16) is further arranged in the polyurethane heat-insulating layer (2), and the heat-insulating layer partition ring plate (16) is welded between the working steel pipe (1) and the heat-insulating pipe steel shell (3).
8. The insulating pipe wall-penetrating waterproof sleeve as claimed in claim 1, wherein: and a lifting lug (10) for realizing hoisting and transportation is arranged on the outer side wall of the through-wall steel sleeve (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121430272.7U CN215334891U (en) | 2021-06-25 | 2021-06-25 | Wall-penetrating waterproof sleeve for heat-insulating pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121430272.7U CN215334891U (en) | 2021-06-25 | 2021-06-25 | Wall-penetrating waterproof sleeve for heat-insulating pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215334891U true CN215334891U (en) | 2021-12-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121430272.7U Active CN215334891U (en) | 2021-06-25 | 2021-06-25 | Wall-penetrating waterproof sleeve for heat-insulating pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215334891U (en) |
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2021
- 2021-06-25 CN CN202121430272.7U patent/CN215334891U/en active Active
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