CN209414797U - A kind of prefabricated direct-buried thermal insulation pipe with glass reinforced plastic combined type outer protection tube shell - Google Patents
A kind of prefabricated direct-buried thermal insulation pipe with glass reinforced plastic combined type outer protection tube shell Download PDFInfo
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- CN209414797U CN209414797U CN201920092712.9U CN201920092712U CN209414797U CN 209414797 U CN209414797 U CN 209414797U CN 201920092712 U CN201920092712 U CN 201920092712U CN 209414797 U CN209414797 U CN 209414797U
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- reinforced plastic
- tube body
- glass reinforced
- baffle ring
- tube
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Abstract
A kind of prefabricated direct-buried thermal insulation pipe with glass reinforced plastic combined type outer protection tube shell, including tube body, the tube body are followed successively by inner tube, polyurethane foam insulation layer, glass reinforced plastic outer tube and wear-and corrosion-resistant layer from the inside to the outside；Said inner tube both ends are fixed with baffle ring, baffle ring internal diameter is identical as the internal diameter of tube body, baffle ring outer diameter is greater than the outer tube diameter, baffle ring is provided with sealing ring on the side far from the tube body, tube body outermost both ends are arranged with connecting component, the connecting component includes the left retaining ring for being movably arranged on tube body left end and the right retaining ring for being movably arranged on tube body right end, left retaining ring includes integrally formed first limiting section and the first spiro union portion, and right retaining ring includes integrally formed second limiting section and the second spiro union portion；The internal diameter of first limiting section and second limiting section is respectively less than the baffle ring outer diameter, and the internal diameter of the first spiro union portion and the second spiro union portion is all larger than the baffle ring outer diameter；The utility model has the advantages that heat insulation effect is good.
Description
Technical field
It is especially a kind of with glass reinforced plastic combined type outer protection tube shell the utility model relates to a kind of prefabricated direct-buried thermal insulation pipe
Prefabricated direct-buried thermal insulation pipe belongs to prefabricated direct-buried thermal insulation pipe technical field.
Background technique
Prefabricated direct-buried thermal insulation pipe is the pipe-line equipment for fields such as chemical industry, petroleum, electric power, hot-water heatings, due to its building ring
Border is more special, generally requires it with preferable leakproofness, heat insulating ability, corrosion resistance etc., for for the pre- of hot duct
For direct-buried thermal insulation pipe processed, most important performance is thermal insulation property and corrosion resistance, the prefabricated direct-buried heat preservation of poor thermal insulation property
Pipe often will cause the waste of energy, and the prefabricated direct-buried thermal insulation pipe of poor corrosion resistance will cause physical life decline, therefore heat
Pipeline usually needs that thermal insulation property thermal insulation property is more preferable, the better prefabricated direct-buried thermal insulation pipe of corrosion resistance.
Utility model content
The purpose of this utility model: in view of the deficiencies of the prior art, the utility model relates to one kind to have glass reinforced plastic combination
The prefabricated direct-buried thermal insulation pipe of formula outer protection tube shell, can be improved the thermal insulation property of prefabricated direct-buried thermal insulation pipe.
To achieve the goals above, the utility model adopts the following technical solution:
A kind of prefabricated direct-buried thermal insulation pipe with glass reinforced plastic combined type outer protection tube shell, including tube body, the tube body from it is interior to
It is followed successively by inner tube, polyurethane foam insulation layer, glass reinforced plastic outer tube and wear-and corrosion-resistant layer outside；Said inner tube both ends are fixed with baffle ring,
Baffle ring internal diameter is identical as the internal diameter of tube body, and baffle ring outer diameter is greater than the outer tube diameter, on side of the baffle ring far from the tube body
It is provided with sealing ring, tube body outermost both ends are arranged with connecting component, and the connecting component includes being movably arranged on tube body
The left retaining ring of left end and the right retaining ring for being movably arranged on tube body right end, left retaining ring includes integrally formed first limiting section and first
Spiro union portion, right retaining ring include integrally formed second limiting section and the second spiro union portion.
Further, the internal diameter of first limiting section and second limiting section is respectively less than the baffle ring outer diameter, and first
The internal diameter of spiro union portion and the second spiro union portion is all larger than the baffle ring outer diameter.
Further, the outer surface of first limiting section and the second limiting section is that one end outer diameter of close tube body is small
It is tapered, internal screw thread is provided on first spiro union portion, second spiro union portion is equipped with external screw thread, the internal screw thread and outer spiral shell
Between line can mutual threaded, internal screw thread and external screw thread cooperation after enable to two sealing rings to mutually compress.
Further, said inner tube and the material of baffle ring are glass reinforced plastic, and the material of the wear-and corrosion-resistant layer is that polyamides is sub-
Amine.
Further, the baffle ring and inner tube are integrally formed fixation or baffle ring passes through high-strength adhesive and inner tube and glass
The bonding of glass steel outer tube.
Further, the material of the sealing ring is silicon rubber, and sealing ring is bonded on baffle ring by high-intensitive adhesive.
Further, the left retaining ring after the threaded and right retaining ring and tube body form the entirety of smooth transition.
Further, the tube body outermost is additionally provided with the retainer plate to horizontally slip for limiting left retaining ring and right retaining ring.
The beneficial effects of the utility model are:
1, the utility model is provided with polyurethane foam insulation layer, can effectively improve the thermal insulation property of root utility model,
Be provided with outside foam heat-insulation layer glass reinforced plastic outer tube can effective protection polyurethane foam insulation layer, prevent polyurethane foam insulation layer
Deformation；It is provided with wear-and corrosion-resistant layer outside glass reinforced plastic outer tube, the utility model can be prevented by extraneous erosion and abrasion；
2, the utility model both ends are equipped with baffle ring, and baffle ring internal diameter is identical as the internal diameter of tube body, and baffle ring outer diameter is greater than tube body
The characteristics of outer diameter, baffle ring are equipped with sealing ring, have sealing area big, good heat insulating.The utility model has in summary
The good advantage of heat insulation effect.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model middle tube body；
Fig. 2 is the schematic cross-section of the utility model；
Fig. 3 is left retaining ring and the schematic cross-section after the cooperation of right retaining ring in the utility model；
Wherein, 1, inner tube, 2, polyurethane foam insulation layer, 3, glass reinforced plastic outer tube, 4, wear-and corrosion-resistant layer, 5, baffle ring, 6, close
Seal ring, 7, left retaining ring, the 701, first limiting section, the 702, first spiro union portion, 8, right retaining ring, the 801, second limiting section, 802, second
Spiro union portion, 9, retainer plate.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of prefabricated direct-buried heat preservation with glass reinforced plastic combined type outer protection tube shell
Pipe, including tube body, the tube body are followed successively by inner tube 1, polyurethane foam insulation layer 2, glass reinforced plastic outer tube 3 and wear-resisting anti-from the inside to the outside
Rotten layer 4；1 both ends of said inner tube are fixed with baffle ring 5, and 5 internal diameter of baffle ring is identical as the internal diameter of tube body, and 5 outer diameter of baffle ring is greater than described
Outer tube diameter, baffle ring 5 are provided with sealing ring 6 on the side far from the tube body, tube body outermost both ends are arranged with connection
Component, the connecting component include the left retaining ring 7 for being movably arranged on tube body left end and the right retaining ring for being movably arranged on tube body right end
8, left retaining ring 7 includes integrally formed first limiting section 701 and the first spiro union portion 702, and right retaining ring 8 includes integrally formed second
Limiting section 801 and the second spiro union portion 802.
In the present embodiment, the internal diameter of first limiting section 701 and second limiting section 801 is respectively less than the baffle ring 5
The internal diameter of outer diameter, the first spiro union portion 702 and the second spiro union portion 802 is all larger than 5 outer diameter of baffle ring；First limiting section 701
Outer surface with the second limiting section 801 is small tapered of one end outer diameter close to tube body, is arranged on first spiro union portion 702
There is internal screw thread, second spiro union portion 802 is equipped with external screw thread, can mutually be spirally connected and match between the internal screw thread and external screw thread
It closes, enables to two sealing rings 6 to mutually compress after internal screw thread and external screw thread cooperation；The material of said inner tube 1 and baffle ring 5
Be glass reinforced plastic, glass reinforced plastic is fiberglass reinforced plastics, have it is light and hard, it is non-conductive, performance stablize, high mechanical strength,
The advantages that recycling is few, corrosion-resistant, can be divided into organic toughened glass, fiber glass epoxy, phenol according to substrate types different glass steel
Aldehyde glass reinforced plastic etc. is several, and the present embodiment selects fiber glass epoxy；The material of the wear-and corrosion-resistant layer 4 is polyimides, and polyamides is sub-
Amine is one of optimal high-molecular organic material of comprehensive performance, has very high fusing point, being capable of long-term use temperature range -200
~300 DEG C, hardness high-wearing feature is good, and chemical stability is not easily susceptible to well the corrosion of common soda acid；The baffle ring 5 passes through high-strength plastic
Glutinous agent and inner tube 1 and glass reinforced plastic outer tube 3 bond, and guarantee the bonding strength and leakproofness of baffle ring 5 and tube body；The sealing ring 6
Material is silicon rubber, has the characteristics that the good heat-proof quality of sealing effect is good, and sealing ring 6 is bonded in baffle ring by high-intensitive adhesive
On 5；The left retaining ring 7 and right retaining ring 8 and tube body after the threaded form the entirety of smooth transition, can be avoided connection
There are corner angle in place, has the advantages that easy to remove；The tube body outermost is additionally provided with left for limiting left retaining ring 7 and right retaining ring 8
The retainer plate 9 of right sliding.
The utility model is when implementing:
In order to make left retaining ring 7 and right retaining ring 8 convenient for the operation that is spirally connected, the outer surface of ring 7 and right retaining ring 8 can be designed to outer
Hexagon fixes one of retaining ring when being spirally connected, and rotates another retaining ring, until the two fastening.
Although the utility model is described in detail with reference to the foregoing embodiments, come for those skilled in the art
Say, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic into
Row equivalent replacement, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all
It is included within the scope of protection of this utility model.
Claims (8)
1. a kind of prefabricated direct-buried thermal insulation pipe with glass reinforced plastic combined type outer protection tube shell, including tube body, it is characterised in that: the pipe
Body is followed successively by inner tube (1), polyurethane foam insulation layer (2), glass reinforced plastic outer tube (3) and wear-and corrosion-resistant layer (4) from the inside to the outside；It is described
Inner tube (1) both ends are fixed with baffle ring (5), and baffle ring (5) internal diameter is identical as the internal diameter of tube body, and baffle ring (5) outer diameter is greater than the pipe
External diameter, for baffle ring (5) far from being provided with sealing ring (6) on the side of the tube body, tube body outermost both ends are arranged with company
Relay part, the connecting component include the left retaining ring (7) for being movably arranged on tube body left end and the right side for being movably arranged on tube body right end
Retaining ring (8), left retaining ring (7) include integrally formed first limiting section (701) and the first spiro union portion (702), and right retaining ring (8) includes
Integrally formed second limiting section (801) and the second spiro union portion (802).
2. the prefabricated direct-buried thermal insulation pipe according to claim 1 with glass reinforced plastic combined type outer protection tube shell, it is characterised in that:
The internal diameter of first limiting section (701) and second limiting section (801) is respectively less than the baffle ring (5) outer diameter, and first is spirally connected
The internal diameter of portion (702) and the second spiro union portion (802) is all larger than the baffle ring (5) outer diameter.
3. the prefabricated direct-buried thermal insulation pipe according to claim 2 with glass reinforced plastic combined type outer protection tube shell, it is characterised in that:
The outer surface of first limiting section (701) and the second limiting section (801) is tapered, the institute small close to one end outer diameter of tube body
State and be provided with internal screw thread on the first spiro union portion (702), second spiro union portion (802) be equipped with external screw thread, the internal screw thread with
Between external screw thread can mutual threaded, enable to two sealing rings (6) mutual after internal screw thread and external screw thread cooperation
It compresses.
4. the prefabricated direct-buried thermal insulation pipe according to claim 1 with glass reinforced plastic combined type outer protection tube shell, it is characterised in that:
Said inner tube (1) and the material of baffle ring (5) are glass reinforced plastic, and the material of the wear-and corrosion-resistant layer (4) is polyimides.
5. the prefabricated direct-buried thermal insulation pipe according to claim 4 with glass reinforced plastic combined type outer protection tube shell, it is characterised in that:
The baffle ring (5) and inner tube (1) be integrally formed fix or baffle ring (5) by high-strength adhesive with outside inner tube (1) and glass reinforced plastic
Manage (3) bonding.
6. the prefabricated direct-buried thermal insulation pipe according to claim 5 with glass reinforced plastic combined type outer protection tube shell, it is characterised in that:
The material of the sealing ring (6) is silicon rubber, and sealing ring (6) is bonded on baffle ring (5) by high-intensitive adhesive.
7. the prefabricated direct-buried thermal insulation pipe according to claim 6 with glass reinforced plastic combined type outer protection tube shell, it is characterised in that:
The left retaining ring (7) and right retaining ring (8) and tube body after the threaded form the entirety of smooth transition.
8. prefabricated direct-buried with glass reinforced plastic combined type outer protection tube shell described in -7 any one claims according to claim 1
Insulating tube, it is characterised in that: the tube body outermost is additionally provided with for limiting left retaining ring (7) and right retaining ring (8) horizontally slips
Retainer plate (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920092712.9U CN209414797U (en) | 2019-01-21 | 2019-01-21 | A kind of prefabricated direct-buried thermal insulation pipe with glass reinforced plastic combined type outer protection tube shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920092712.9U CN209414797U (en) | 2019-01-21 | 2019-01-21 | A kind of prefabricated direct-buried thermal insulation pipe with glass reinforced plastic combined type outer protection tube shell |
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| Publication Number | Publication Date |
|---|---|
| CN209414797U true CN209414797U (en) | 2019-09-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920092712.9U Active CN209414797U (en) | 2019-01-21 | 2019-01-21 | A kind of prefabricated direct-buried thermal insulation pipe with glass reinforced plastic combined type outer protection tube shell |
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| Country | Link |
|---|---|
| CN (1) | CN209414797U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111734622A (en) * | 2020-07-27 | 2020-10-02 | 山东省地勘局第二水文地质工程地质大队(山东省鲁北地质工程勘察院) | High-efficient pump line of geothermal water exploitation |
-
2019
- 2019-01-21 CN CN201920092712.9U patent/CN209414797U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111734622A (en) * | 2020-07-27 | 2020-10-02 | 山东省地勘局第二水文地质工程地质大队(山东省鲁北地质工程勘察院) | High-efficient pump line of geothermal water exploitation |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220406 Address after: No. 02 Jianye Road, 471000 Airport Industrial Agglomeration Area, Luoyang City, Henan Province Patentee after: Sanjie energy saving new material Co.,Ltd. Address before: 471100 Room 301 and 302, third floor, entrepreneurship center, No. 118, Huayang Avenue, Huayang Industrial agglomeration zone, Mengjin County, Luoyang City, Henan Province Patentee before: Henan Sanjie New Materials Technology Co.,Ltd. |
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| TR01 | Transfer of patent right |