CN214579528U - High-density polyethylene plastic outer-protection polyurethane foam prefabricated direct-buried heat-insulation pipe - Google Patents
High-density polyethylene plastic outer-protection polyurethane foam prefabricated direct-buried heat-insulation pipe Download PDFInfo
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- CN214579528U CN214579528U CN202120612392.2U CN202120612392U CN214579528U CN 214579528 U CN214579528 U CN 214579528U CN 202120612392 U CN202120612392 U CN 202120612392U CN 214579528 U CN214579528 U CN 214579528U
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Abstract
The utility model discloses a prefabricated direct-burried insulating tube of polyurethane foam is protected outward to high density polyethylene plastics relates to polyurethane foam insulating tube field, including the basis steel pipe, the outer wall of basis steel pipe is provided with the heat preservation. A prefabricated direct-burried insulating tube of polyurethane foam outside protection of high density polyethylene plastics, S utmost point magnetic path mainly used pegs graft with connect slot when using, and carry out magnetic adsorption with N utmost point magnetic path, convenient the same two sets of flange is connected when using, it is fixed to be convenient for dock the flange, make things convenient for fastening bolt, S utmost point magnetic loop mainly used carries out magnetic adsorption with N utmost point magnetic loop, can make same two sets of flange adsorb when using, the compactness of connecting between the multiplicable flange, the inoxidizing coating can improve the antiseep nature of insulating tube when using, the inoxidizing coating can play adsorptive effect when taking place the liquid seepage, make things convenient for the workman to maintain, the effect of use is better for traditional mode.
Description
Technical Field
The utility model relates to a polyurethane foam insulating tube field, concretely relates to prefabricated direct-burried insulating tube of polyurethane foam is protected to high density polyethylene plastics outer.
Background
The polyurethane foam pipe is prepared by using high-function polyether polyol composite material and multi-time methyl polyphenyl polyisocyanate as raw materials and foaming the raw materials through chemical reaction, and the polyurethane foam prefabricated direct-buried heat-insulating pipe is widely used for liquid and gas conveying pipe networks, chemical pipelines, heat-insulating engineering, petroleum, central heating heat supply networks, central air-conditioning ventilation pipelines, municipal engineering and the like.
When using, the existing polyurethane foam thermal insulation pipe generally needs to be connected by using a flange, but when using the flange for connection, the flange is inconvenient to align, a bolt is inconvenient to install, and when using, the existing polyurethane foam thermal insulation pipe has a common anti-seepage effect, therefore, the high-density polyethylene plastic outer-protection polyurethane foam prefabricated direct-buried thermal insulation pipe is provided.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at provides a prefabricated direct-burried insulating tube of polyurethane foam is protected outward to high density polyethylene plastics, can effectively solve the problem in the background art.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a high-density polyethylene plastic outer-protecting polyurethane foam prefabricated direct-buried heat-insulating pipe comprises a base steel pipe, the outer wall of the basic steel pipe is provided with a heat preservation layer, the outer wall of the heat preservation layer is provided with a protective layer, the outer wall of the protective layer is provided with a shell, the middle part of the heat preservation layer is provided with a leakage alarm line, the outer surfaces of the two ends of the basic steel pipe are respectively provided with a connecting flange, the outer wall of each connecting flange is provided with a first connecting block and a second connecting block, the first connecting block is positioned above the second connecting block, the middle part of the connecting flange is provided with an S-pole magnetic ring, a screw hole and an N-pole magnetic ring, the screw holes are positioned at the periphery of the S-pole magnetic ring, the S-pole magnetic ring is positioned above the N-pole magnetic ring, the outer surface of one side of the first connecting block is provided with an S-pole magnetic block, the middle of the second connecting block is provided with a connecting slot, and the middle of the connecting slot is provided with an N-pole magnetic block.
Preferably, the outer surfaces of the two ends of the base steel pipe are both connected with the outer surface of one end of the connecting flange in a welding mode, the outer wall of the connecting flange is connected with the outer surface of the lower end of the first connecting block in a welding mode, and the first connecting block and the S pole magnetic block are inlaid through mechanical equipment to form the magnetic pole.
Preferably, the outer wall of the connecting flange is connected with the outer surface of the upper end of the second connecting block in a welding mode, the second connecting block and the connecting slot are formed by being formed through mechanical equipment, a strong glue is arranged between the connecting slot and the N-pole magnetic block, and the inner surfaces of the two sides of the connecting slot are detachably connected with the outer surfaces of the two sides of the N-pole magnetic block through the strong glue.
Preferably, flange and S utmost point magnetic ring are inlayed through mechanical equipment and are formed, flange and N utmost point magnetic ring are inlayed through mechanical equipment and are formed, flange and screw hole are seted up through mechanical equipment and are formed.
Preferably, be provided with first waterproof glue between heat preservation and the inoxidizing coating, the outer wall of heat preservation can be dismantled through the inner wall of first waterproof glue and inoxidizing coating and be connected, the material of heat preservation is rigid polyurethane foam, the material of inoxidizing coating is the sponge.
Preferably, be provided with the hot melt adhesive between inoxidizing coating and the shell, the outer wall of inoxidizing coating can be dismantled through the inner wall of hot melt adhesive and shell and be connected, the material of shell is glass steel.
Compared with the prior art, the utility model discloses following beneficial effect has: this prefabricated direct-burried insulating tube of polyurethane foam outside protection of high density polyethylene plastics, S utmost point magnetic path mainly used pegs graft with connection slot when using, and carry out magnetic adsorption with N utmost point magnetic path, convenient the same two sets of flange is connected when using, be convenient for carry out butt joint fixed to flange, make things convenient for fastening bolt, S utmost point magnetic ring mainly used carries out magnetic adsorption with N utmost point magnetic ring, can make same two sets of flange adsorb when using, the compactness of connecting between the multiplicable flange, the inoxidizing coating can improve the antiseep nature of insulating tube when using, the inoxidizing coating can play the effect of adsorptivity when taking place the liquid seepage, can slow down the seepage, make things convenient for the workman to maintain, the effect of use is better for traditional mode.
Drawings
FIG. 1 is a schematic view of the overall structure of a high-density polyethylene plastic outer-protecting polyurethane foam prefabricated direct-buried heat-insulating pipe of the present invention;
FIG. 2 is a structural diagram of a high-density polyethylene plastic outer-protecting polyurethane foam prefabricated direct-buried insulating pipe connecting flange 6 of the present invention;
FIG. 3 is a structural diagram of a first connecting block 7 of a high-density polyethylene plastic outer-protecting polyurethane foam prefabricated direct-buried heat-insulating pipe of the present invention;
FIG. 4 is a structural diagram of the second connecting block 8 of the high-density polyethylene plastic outer protective polyurethane foam prefabricated direct-buried heat-insulating pipe
Fig. 5 is an enlarged view of the position a in fig. 1 of the high-density polyethylene plastic outer-protecting polyurethane foam prefabricated direct-buried heat-insulating pipe of the present invention.
In the figure: 1. a base steel pipe; 2. a heat-insulating layer; 3. a protective layer; 4. a housing; 5. a leakage alarm line; 6. a connecting flange; 7. a first connection block; 8. a second connecting block; 9. an S-pole magnetic ring; 10. a screw hole; 11. an N-pole magnetic ring; 12. an S pole magnetic block; 13. connecting the slots; 14. an N pole magnetic block.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.
Specific embodiments of the present invention will be described below with reference to the accompanying drawings.
As shown in fig. 1-5, a high-density polyethylene plastic outer-protection polyurethane foam prefabricated direct-buried thermal insulation pipe comprises a base steel pipe 1, a thermal insulation layer 2 is arranged on the outer wall of the base steel pipe 1, a protection layer 3 is arranged on the outer wall of the thermal insulation layer 2, a shell 4 is arranged on the outer wall of the protection layer 3, a leakage alarm line 5 is arranged in the middle of the thermal insulation layer 2, connecting flanges 6 are arranged on the outer surfaces of the two ends of the base steel pipe 1, a first connecting block 7 and a second connecting block 8 are arranged on the outer wall of the connecting flange 6, the first connecting block 7 is positioned above the second connecting block 8, an S-pole magnetic ring 9, a screw hole 10 and an N-pole magnetic ring 11 are arranged in the middle of the connecting flange 6, the screw hole 10 is positioned around the S-pole magnetic ring 9, the S-pole magnetic ring 9 is positioned above the N-pole magnetic ring 11, an S-pole magnetic block 12 is arranged on the outer surface of one side of the first connecting block 7, a connecting slot 13 is arranged in the middle of the second connecting block 8, the middle part of the connecting slot 13 is provided with an N pole magnetic block 14.
Further, the both ends surface of basic steel pipe 1 all is connected with flange 6 ' S one end surface welded connection, flange 6 ' S outer wall and first connecting block 7 ' S lower extreme surface welded connection, first connecting block 7 is inlayed through mechanical equipment with S utmost point magnetic path 12 and is formed, S utmost point magnetic path 12 mainly used pegs graft with connection slot 13 when using, and carry out magnetic adsorption with N utmost point magnetic path 14, convenient the same two sets of flange 6 are connected when using, be convenient for carry out butt joint fixed to flange 6, make things convenient for fastening bolt.
Further, the outer wall of connecting flange 6 and the upper end surface welded connection of second connecting block 8, second connecting block 8 is seted up through mechanical equipment with connecting slot 13 and is formed, be provided with the powerful glue between connecting slot 13 and the N utmost point magnetic block 14, the both sides internal surface of connecting slot 13 can be dismantled with the both sides surface of N utmost point magnetic block 14 through the powerful glue and be connected, connecting slot 13 mainly used connects S utmost point magnetic block 12 to accomplish the butt joint with S utmost point magnetic block 12.
Further, flange 6 and S utmost point magnetic ring 9 are inlayed through mechanical equipment and are formed, flange 6 and N utmost point magnetic ring 11 are inlayed through mechanical equipment and are formed, flange 6 is seted up through mechanical equipment with screw hole 10 and is formed, and S utmost point magnetic ring 9 is mainly used for carrying out magnetic adsorption with N utmost point magnetic ring 11, can make same two sets of flange 6 adsorb when using, and the inseparability of connection between the multiplicable flange 6.
Further, be provided with first waterproof glue between heat preservation 2 and the inoxidizing coating 3, the outer wall of heat preservation 2 can be dismantled through first waterproof glue and inoxidizing coating 3's inner wall and be connected, and the material of heat preservation 2 is rigid polyurethane foam, and the material of inoxidizing coating 3 is the sponge, and inoxidizing coating 3 can improve the antiseep nature of insulating tube when using, and inoxidizing coating 3 can play the effect of adsorptivity when taking place the liquid seepage, can slow down the seepage, makes things convenient for the workman to maintain.
Further, be provided with the hot melt adhesive between inoxidizing coating 3 and the shell 4, the outer wall of inoxidizing coating 3 can be dismantled through the inner wall of hot melt adhesive and shell 4 and be connected, and the material of shell 4 is glass steel, and shell 4 mainly plays the effect that the protection abrasionproof decreases.
It should be noted that, the utility model relates to a prefabricated direct-burried insulating tube of polyurethane foam outside protection of high density polyethylene plastics, when using, can align the same two sets of pipelines, can insert S utmost point magnetic block 12 on two sets of flange 6 to connecting slot 13 in, make S utmost point magnetic block 12 and N utmost point magnetic path 14 carry out magnetic adsorption, be convenient for carry out butt joint fixed to flange 6, make things convenient for fastening bolt, and make S utmost point magnetic ring 9 and N utmost point magnetic ring 11 carry out magnetic adsorption, can make the same two sets of flange 6 adsorb when using, the compactness of connecting between the multiplicable flange 6, inoxidizing coating 3 can improve the antiseep nature of insulating tube when using, inoxidizing coating 3 can play the effect of adsorptivity when taking place the liquid seepage, can slow down the seepage, make things convenient for the workman to maintain, it is comparatively practical.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a polyurethane foam prefabricated direct-burried insulating tube is protected to high density polyethylene plastics, includes basic steel pipe (1), its characterized in that: the outer wall of the basic steel pipe (1) is provided with a heat preservation layer (2), the outer wall of the heat preservation layer (2) is provided with a protection layer (3), the outer wall of the protection layer (3) is provided with a shell (4), the middle of the heat preservation layer (2) is provided with a leakage alarm line (5), the outer surfaces of the two ends of the basic steel pipe (1) are respectively provided with a connecting flange (6), the outer wall of the connecting flange (6) is provided with a first connecting block (7) and a second connecting block (8), the first connecting block (7) is positioned above the second connecting block (8), the middle of the connecting flange (6) is provided with an S pole magnetic ring (9), a screw hole (10) and an N pole magnetic ring (11), the screw hole (10) is positioned around the S pole magnetic ring (9), the S pole magnetic ring (9) is positioned above the N pole magnetic ring (11), the outer surface of one side of the first connecting block (7) is provided with an S pole magnetic block (12), a connecting slot (13) is formed in the middle of the second connecting block (8), and an N-pole magnetic block (14) is arranged in the middle of the connecting slot (13).
2. The prefabricated direct-buried heat-insulating pipe made of high-density polyethylene plastic and externally-protected polyurethane foam as claimed in claim 1, wherein: the outer surfaces of the two ends of the basic steel pipe (1) are all connected with the outer surface of one end of the connecting flange (6) in a welded mode, the outer wall of the connecting flange (6) is connected with the outer surface of the lower end of the first connecting block (7) in a welded mode, and the first connecting block (7) is embedded with the S pole magnetic block (12) through mechanical equipment to form the magnetic block.
3. The prefabricated direct-buried heat-insulating pipe made of high-density polyethylene plastic and externally-protected polyurethane foam as claimed in claim 1, wherein: the outer wall of the connecting flange (6) is connected with the outer surface of the upper end of the second connecting block (8) in a welded mode, the second connecting block (8) and the connecting slot (13) are formed by being formed through mechanical equipment, a strong glue is arranged between the connecting slot (13) and the N-pole magnetic block (14), and the inner surfaces of the two sides of the connecting slot (13) are detachably connected with the outer surfaces of the two sides of the N-pole magnetic block (14) through the strong glue.
4. The prefabricated direct-buried heat-insulating pipe made of high-density polyethylene plastic and externally-protected polyurethane foam as claimed in claim 1, wherein: the connecting flange (6) and the S-pole magnetic ring (9) are formed by being embedded through mechanical equipment, the connecting flange (6) and the N-pole magnetic ring (11) are formed by being embedded through mechanical equipment, and the connecting flange (6) and the screw hole (10) are formed by being arranged through mechanical equipment.
5. The prefabricated direct-buried heat-insulating pipe made of high-density polyethylene plastic and externally-protected polyurethane foam as claimed in claim 1, wherein: be provided with first waterproof glue between heat preservation (2) and inoxidizing coating (3), the outer wall of heat preservation (2) can be dismantled through the inner wall of first waterproof glue with inoxidizing coating (3) and be connected, the material of heat preservation (2) is rigid polyurethane foam, the material of inoxidizing coating (3) is the sponge.
6. The prefabricated direct-buried heat-insulating pipe made of high-density polyethylene plastic and externally-protected polyurethane foam as claimed in claim 1, wherein: be provided with the hot melt adhesive between inoxidizing coating (3) and shell (4), the outer wall of inoxidizing coating (3) can be dismantled through the inner wall of hot melt adhesive and shell (4) and be connected, the material of shell (4) is glass steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120612392.2U CN214579528U (en) | 2021-03-25 | 2021-03-25 | High-density polyethylene plastic outer-protection polyurethane foam prefabricated direct-buried heat-insulation pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120612392.2U CN214579528U (en) | 2021-03-25 | 2021-03-25 | High-density polyethylene plastic outer-protection polyurethane foam prefabricated direct-buried heat-insulation pipe |
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| Publication Number | Publication Date |
|---|---|
| CN214579528U true CN214579528U (en) | 2021-11-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120612392.2U Active CN214579528U (en) | 2021-03-25 | 2021-03-25 | High-density polyethylene plastic outer-protection polyurethane foam prefabricated direct-buried heat-insulation pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214579528U (en) |
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2021
- 2021-03-25 CN CN202120612392.2U patent/CN214579528U/en active Active
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