CN206018152U - A kind of high prefabricated direct-buried thermal insulation pipe of structural strength - Google Patents
A kind of high prefabricated direct-buried thermal insulation pipe of structural strength Download PDFInfo
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- CN206018152U CN206018152U CN201621001932.9U CN201621001932U CN206018152U CN 206018152 U CN206018152 U CN 206018152U CN 201621001932 U CN201621001932 U CN 201621001932U CN 206018152 U CN206018152 U CN 206018152U
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- layer
- inwall
- heat
- anticorrosive coat
- prefabricated direct
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Abstract
The utility model discloses a kind of high prefabricated direct-buried thermal insulation pipe of structural strength of direct-buried thermal insulation pipe technical field，Including body，The body includes anticorrosive coat，The inwall of the anticorrosive coat is provided with load-bearing steel plate，Reinforcement is connected between the load-bearing steel plate and anticorrosive coat，The inwall of the air barrier is provided with aluminium foil reflecting layer，The inwall in the aluminium foil reflecting layer is provided with heat-insulation layer，The heat-insulation layer is internally provided with instrumentation tubes，By the anticorrosive coat being arranged on body，Prevent corrosion of the pipeline during routine use，The supporting construction being arranged between anticorrosive coat and steel thimble，Effectively cause this body structure of prefabricated direct-buried pipeline firmer and stable by dispensing support pressure，Aluminium foil reflecting layer is prevented because the too high damage for causing inner-walls of duct of heat，The instrumentation tubes of setting are the transport pipelines of material，The normal work of prefabricated direct-buried pipe can be effectively guaranteed.
Description
Technical field
This utility model is related to direct-buried thermal insulation pipe technical field, the high prefabricated direct-buried insulation of specially a kind of structural strength
Pipe.
Background technology
Prefabricated direct-buried thermal insulation pipe is widely used in liquid, transfer of gas pipe network, chemical pipeline heat insulating work oil, chemical industry,
Central heating network, ventilating duct of central air conditioner, municipal works etc., high temperature prefabricated direct-buried thermal insulation pipe are a kind of good heat insulatings,
Plus safe and reliable, the direct-burried of low engineering cost is heat preservation pipe prefabricated, effectively solves 130 DEG C -600 DEG C in the central heating of big city
The insulation of the defeated heat prefabricated direct-buried thermal insulation pipe of high temperature, the waterproof problem of slide lubrication and exposed pipe end, existing prefabricated direct-buried guarantor
Warm pipe solve only pipeline insulation conveying problem, there is structure and not enough consolidate, the slightly poor problem of heat insulation effect, for example in
The high temperature prefabricated direct-buried thermal insulation pipe that state number of patent application 02282460.X is proposed, its particular content is：A kind of high temperature is prefabricated direct-buried
Insulating tube is integrally formed by steel pipe, fiberglass inner sheath, glass fibre reinforced plastics casing bonding, be it is characterized in that：Also include high-temperature-resistant thermal-insulation
Layer, thermal expansion lubricating layer, exposed pipe end elastic sealing element.High-temperature-resistant thermal-insulation layer is divided into two kinds, and heat-insulation layer is heated within 180 DEG C
When insulation material adopt phenolic foam, heat-insulation layer to be heated at 180 ~ 600 DEG C, insulation material adopts interior for expanded pearlite
Rock, Vermiculitum micropore class inorganic heat insulation material, the compounding insulating material of outer bonding phenolic foam, with compression resistant, resistance to height
The good characteristic of temperature, integral adhesive.Thermal expansion lubricating layer assumes bonding for solid-state with heatmeltable is freezed off during room temperature, and temperature is high
When 100 DEG C upper, which is molten condition, assumes lubrication.Exposed pipe end elastic sealing element is by glass fibre reinforced plastics casing and the exposed pipe of steel pipe
End is connected using elastomeric material and is sealed, and is not only prevented into water, and without for fear of steel pipe ground thermal expansion.Although above patent
Propose for the design of soak pipeline heat-insulating property, but there is hot liquid inside pipeline and there is heat radiation, manage
Road service life is not long, the problems such as inner supporting structure is not sufficiently stable, for this purpose, a kind of it is proposed that high prefabricated straight of structural strength
Bury insulating tube.
Content of the invention
The purpose of this utility model is to provide a kind of structural strength high prefabricated direct-buried thermal insulation pipe, to solve above-mentioned background
Inside the existing prefabricated direct-buried thermal insulation pipe road proposed in technology, hot liquid has heat radiation, and pipeline service life is not long, interior
The problem that portion's supporting construction is not sufficiently stable.
For achieving the above object, this utility model provides following technical scheme：A kind of high prefabricated direct-buried guarantor of structural strength
Wen Guan, including body, the body includes that anticorrosive coat, the inwall of the anticorrosive coat are provided with load-bearing steel plate, the load-bearing steel plate
Reinforcement is connected between anticorrosive coat, and the inwall of the load-bearing steel plate is provided with steel thimble, and the inwall of the steel thimble is arranged
The inwall for having air barrier, the air barrier is provided with aluminium foil reflecting layer, and the inwall in the aluminium foil reflecting layer is provided with
Heat-insulation layer, the heat-insulation layer include that asbestos layer, the bottom of the asbestos layer are provided with Polymer Mortar layer, the Polymer Mortar layer
Bottom is provided with polyurethane foam, and the heat-insulation layer is internally provided with instrumentation tubes.
Preferably, the reinforcement is eight groups, and reinforcing rib structure described in eight groups is identical, and reinforcement circular array described in eight groups
It is listed in the outer wall of steel thimble.
Preferably, the inner chamber in the aluminium foil reflecting layer is provided with steel wire.
Preferably, the anticorrosive coat is polyethylene anticorrosive coating.
Compared with prior art, the beneficial effects of the utility model are：By being arranged on prefabricated direct-buried thermal insulation pipe body
Anticorrosive coat, be effectively prevented utilidor during routine use, due to the corrosive pipeline caused by buried underground,
The supporting construction being simultaneously located between anticorrosive coat and steel thimble, by eight groups of structure identical reinforcement annular arrays in steel thimble
On the load-bearing steel plate of outer wall, effectively cause this body structure of prefabricated direct-buried pipeline firmer by dispensing support pressure and pacify
Surely, arrange and the air barrier of steel bushing inside pipe wall, can effectively air-isolation prevent between aluminium foil reflecting layer and heat-insulation layer because
Entrance for air causes to depart from, the heat arranged inside the effective reflective thermal-insulating pipe of energy in aluminium foil reflecting layer, is effectively protected
The structure of other aspect inside pipeline, prevents because the too high damage for causing inner-walls of duct of heat, and the setting of heat-insulation layer is effective
Ensure that the steam of the shipped material inside pipeline does not lose, the instrumentation tubes of setting are the transport pipelines of material, effectively can ensure
The normal work of prefabricated direct-buried pipe.
Description of the drawings
Fig. 1 is this utility model structural representation；
Fig. 2 is this utility model heat insulation layer structure schematic diagram.
In figure：1 body, 2 anticorrosive coats, 3 steel thimbles, 4 air barriers, 5 aluminium foil reflecting layer, 6 heat-insulation layers, 61 asbestos layers,
62 Polymer Mortar layers, 63 polyurethane foams, 7 instrumentation tubes, 8 reinforcements, 9 load-bearing steel plates.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of this utility model, rather than whole
Embodiment.Embodiment in based on this utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of this utility model protection.
Fig. 1-2 is referred to, this utility model provides a kind of technical scheme：A kind of high prefabricated direct-buried insulation of structural strength
Pipe, including body 1, the body 1 includes that anticorrosive coat 2, the inwall of the anticorrosive coat 2 are provided with load-bearing steel plate 9, the load-bearing steel
Reinforcement 8 is connected between plate 9 and anticorrosive coat 2, and the inwall of the load-bearing steel plate 9 is provided with steel thimble 3, the steel thimble 3
Inwall is provided with air barrier 4, and the inwall of the air barrier 4 is provided with aluminium foil reflecting layer 5, the aluminium foil reflecting layer 5
Inwall be provided with heat-insulation layer 6, the heat-insulation layer 6 includes that asbestos layer 61, the bottom of the asbestos layer 61 are provided with Polymer Mortar
Layer 62, the bottom of the Polymer Mortar layer 62 be provided with polyurethane foam 63, and the heat-insulation layer 6 is internally provided with instrumentation tubes
7.
Wherein, the reinforcement 8 is eight groups, and described in eight groups, 8 structure of reinforcement is identical, and 8 annular of reinforcement described in eight groups
In the outer wall of steel thimble 3, the bearing pressure inside pipeline has effectively been shared in the setting of eight groups of reinforcements 8 to array, by eight groups
The setting of reinforcement 8 is so that the more firm more resistance to use of the prefabricated direct-buried pipe structure of itself, the inner chamber in the aluminium foil reflecting layer 5
Steel wire is provided with, the steel wire that 5 inner chamber of aluminium foil reflecting layer is arranged effectively further enhances the soundness inside insulating tube, institute
Anticorrosive coat 2 is stated for polyethylene anticorrosive coating, there is polyethylene anticorrosive coating good chemical resistance, corrosion resistance, anti-root system of plant to wear
The characteristics of permeability, invading property of water resistant etc. are excellent, can effectively cause pipe built-in not receive the corruption of various debris inside underground in underground
Erosion.
Operation principle：By the anticorrosive coat 2 being arranged on prefabricated direct-buried thermal insulation pipe body 1, insulating tube is effectively prevented
Road during routine use due to the corrosive pipeline caused by buried underground, be simultaneously located at anticorrosive coat 2 and steel thimble 3 it
Between supporting construction, by eight groups of 8 annular arrays of structure identical reinforcement on the load-bearing steel plate 9 of 3 outer wall of steel thimble, effectively
Cause this body structure of prefabricated direct-buried pipeline firmer and stable by dispensing support pressure, arrange and 3 inwall of steel thimble
Air barrier 4, effectively air-isolation can prevent between aluminium foil reflecting layer 5 and heat-insulation layer 6 because the entrance of air causes to take off
From the heat arranged inside the effective reflective thermal-insulating pipe of energy in aluminium foil reflecting layer 5 is effectively protected other aspect inside pipeline
Structure, prevents because the too high damage for causing inner-walls of duct of heat, and the setting of heat-insulation layer 6 effectively ensures the transport inside pipeline
The steam of material does not lose, and the instrumentation tubes 7 of setting are the transport pipelines of material, can be effectively guaranteed the normal of prefabricated direct-buried pipe
Work.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
Be appreciated that these embodiments can be carried out multiple changes in the case of without departing from principle of the present utility model and spirit, repair
Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (4)
1. the high prefabricated direct-buried thermal insulation pipe of a kind of structural strength, including body（1）, it is characterised in that：The body（1）Including anti-
Rotten layer（2）, the anticorrosive coat（2）Inwall be provided with load-bearing steel plate（9）, the load-bearing steel plate（9）With anticorrosive coat（2）Between connect
It is connected to reinforcement（8）, the load-bearing steel plate（9）Inwall be provided with steel thimble（3）, the steel thimble（3）Inwall be provided with
Air barrier（4）, the air barrier（4）Inwall be provided with aluminium foil reflecting layer（5）, the aluminium foil reflecting layer（5）'s
Inwall is provided with heat-insulation layer（6）, the heat-insulation layer（6）Including asbestos layer（61）, the asbestos layer（61）Bottom be provided with poly-
Close screed（62）, the Polymer Mortar layer（62）Bottom polyurethane foam is installed（63）, the heat-insulation layer（6）Interior
Portion is provided with instrumentation tubes（7）.
2. the high prefabricated direct-buried thermal insulation pipe of a kind of structural strength according to claim 1, it is characterised in that：The reinforcement
（8）For eight groups, reinforcement described in eight groups（8）Structure is identical, and reinforcement described in eight groups（8）Annular array is in steel thimble（3）'s
Outer wall.
3. the high prefabricated direct-buried thermal insulation pipe of a kind of structural strength according to claim 1, it is characterised in that：The aluminium foil is anti-
Penetrate layer（5）Inner chamber be provided with steel wire.
4. the high prefabricated direct-buried thermal insulation pipe of a kind of structural strength according to claim 1, it is characterised in that：The anticorrosive coat
（2）For polyethylene anticorrosive coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621001932.9U CN206018152U (en) | 2016-08-31 | 2016-08-31 | A kind of high prefabricated direct-buried thermal insulation pipe of structural strength |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621001932.9U CN206018152U (en) | 2016-08-31 | 2016-08-31 | A kind of high prefabricated direct-buried thermal insulation pipe of structural strength |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206018152U true CN206018152U (en) | 2017-03-15 |
Family
ID=58255142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621001932.9U Expired - Fee Related CN206018152U (en) | 2016-08-31 | 2016-08-31 | A kind of high prefabricated direct-buried thermal insulation pipe of structural strength |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206018152U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109280364A (en) * | 2018-08-08 | 2019-01-29 | 日丰企业（佛山）有限公司 | The prefabricated direct-buried thermal insulation pipe road and complex heat-preservation composition of superelevation axial direction shear strength |
| CN109798419A (en) * | 2019-03-04 | 2019-05-24 | 天津太合节能科技有限公司 | A kind of steel sleeve steel vacuumizes laying reflective thermal-insulating pipe |
-
2016
- 2016-08-31 CN CN201621001932.9U patent/CN206018152U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109280364A (en) * | 2018-08-08 | 2019-01-29 | 日丰企业（佛山）有限公司 | The prefabricated direct-buried thermal insulation pipe road and complex heat-preservation composition of superelevation axial direction shear strength |
| CN109280364B (en) * | 2018-08-08 | 2021-04-02 | 日丰企业（佛山）有限公司 | Prefabricated direct-buried heat insulation pipeline with ultrahigh axial shear strength and composite heat insulation composition |
| CN109798419A (en) * | 2019-03-04 | 2019-05-24 | 天津太合节能科技有限公司 | A kind of steel sleeve steel vacuumizes laying reflective thermal-insulating pipe |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170315 Termination date: 20210831 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |