CN207229942U - A kind of steel-sleeve steel steam insulating tube - Google Patents
A kind of steel-sleeve steel steam insulating tube Download PDFInfo
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- CN207229942U CN207229942U CN201721253073.7U CN201721253073U CN207229942U CN 207229942 U CN207229942 U CN 207229942U CN 201721253073 U CN201721253073 U CN 201721253073U CN 207229942 U CN207229942 U CN 207229942U
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- steel
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- tube
- insulation layer
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Abstract
The utility model discloses a kind of steel-sleeve steel steam insulating tube, including outer steel pipe, working steel tube and the heat insulation layer being placed between outer steel pipe and working steel tube, the outer wall of the working steel tube has thermostable rustproof enamelled coating, the outer wall of the outer steel pipe has erosion resistant coating, the heat insulation layer includes insulating layer and thermal insulation layer, the insulating layer bag is outside the working steel tube, the thermal insulation layer bag is outside the insulating layer, the thermal insulation layer includes internally reflective layer, the air bag thermal insulation layer of outer reflective layer and the PE materials being placed between the internally reflective layer and outer reflective layer, the internally reflective layer, the outer surface of outer reflective layer is coated with PE protective films.The utility model can realize effectively insulation, prevent the heat of the steam in interior working steel tube from outwards transmitting, and can guarantee that outer steel pipe will not be influenced be subject to the transmission of heat, have the function of good heat reflection, heat-insulated, antiradiation.
Description
Technical field
It the utility model is related to steam insulation Manifold technology field, and in particular to a kind of steel-sleeve steel steam insulating tube.
Background technology
Steel-sleeve steel steam insulating tube, is widely used in Heat Supply Engineering, and existing steel-sleeve steel steam insulating tube leads to
It is often to include outer steel pipe, working steel tube and the insulating layer being placed between outer steel pipe and working steel tube, existing heat insulation layer is general
All over being individually to use heat-preservation cotton or rock wool etc., heat-preservation cotton or rock wool etc. is used alone, energy-saving effect is not ideal.
Utility model content
The purpose of this utility model is to be directed to technological deficiency existing in the prior art, and provides a kind of good energy-conserving effect
Steel-sleeve steel steam insulating tube.
Technical solution is used by realize the purpose of this utility model：
A kind of steel-sleeve steel steam insulating tube, including outer steel pipe, working steel tube and be placed between outer steel pipe and working steel tube
Heat insulation layer, the outer wall of the working steel tube has thermostable rustproof enamelled coating, and the outer wall of the outer steel pipe has erosion resistant coating, described
Heat insulation layer includes insulating layer and thermal insulation layer, and the insulating layer bag is outside the working steel tube, and the thermal insulation layer bag is described
Outside insulating layer, the thermal insulation layer includes internally reflective layer, outer reflective layer and the PE materials being placed between the internally reflective layer and outer reflective layer
The air bag thermal insulation layer of matter, the internally reflective layer, the outer surface of outer reflective layer are coated with PE protective films.
The internally reflective layer, outer reflective layer are aluminium foil or tinfoil paper.
The internally reflective layer, outer reflective layer and the air bag thermal insulation layer are linked together by glue sticking.
The outer steel pipe, interior working steel tube are seamless fluid steel pipe or submerged-arc welding spiral steel pipe.
The insulating layer is high temperature resistant centrifugally glass-wool and/or rock wool.
The utility model steel-sleeve steel steam insulating tube, passes through the heat insulation layer between outer steel pipe and working steel tube, institute
Stating heat insulation layer includes insulating layer and thermal insulation layer, and the insulating layer bag is outside the working steel tube, and the thermal insulation layer bag is in institute
State outside insulating layer, the thermal insulation layer includes internally reflective layer, outer reflective layer and the PE being placed between the internally reflective layer and outer reflective layer
The air bag thermal insulation layer of material, it is possible to achieve effectively insulation, prevents the heat of the steam in interior working steel tube from outwards transmitting,
It can guarantee that outer steel pipe will not be influenced be subject to the transmission of heat, there is good heat reflection, heat-insulated, antiradiation.
Brief description of the drawings
Fig. 1 is the structure diagram of steel-sleeve steel steam insulating tube；
Fig. 2 is the heat insulation layer schematic diagram of steel-sleeve steel steam insulating tube.
Embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.It should be appreciated that this place
The specific embodiment of description only to explain the utility model, is not used to limit the utility model.
Referring to shown in Fig. 1-2, a kind of steel-sleeve steel steam insulating tube, including outer steel pipe 3, working steel tube 1 and it is placed in outer steel
Heat insulation layer 2 between pipe and working steel tube, the heat insulation layer include insulating layer 21 and thermal insulation layer, the insulating layer 21
Bag is outside the working steel tube 1, and for the thermal insulation layer bag outside the insulating layer, the thermal insulation layer includes internally reflective layer 22, outer anti-
Penetrate layer and 23 be placed in the air bag thermal insulation layer 24 of PE materials between the internally reflective layer and outer reflective layer.
Wherein, the internally reflective layer, outer reflective layer are aluminium foil or tinfoil paper, the internally reflective layer, the thickness of outer reflective layer
For 1mm~2mm, the bubble of air bag thermal insulation layer 24 is circle, and diameter is filled with nanometer titanium dioxide between 4mm~8mm in bubble
Carbon and inert gas, such as nitrogen.
Wherein, the internally reflective layer, the outer surface of outer reflective layer are coated with PE protective films.
Wherein, the internally reflective layer, outer reflective layer and the air bag thermal insulation layer by high-temperature plastic bonding connection together with.
In specific implementation, the outer steel pipe, interior working steel tube are seamless fluid steel pipe or submerged-arc welding spiral steel pipe.
In specific implementation, the insulating layer is high temperature resistant centrifugally glass-wool and/or rock wool.
Wherein, the outer wall of the working steel tube has thermostable rustproof enamelled coating, and the outer wall of the outer steel pipe has erosion resistant coating, such as ring
Oxygen coal tar pitch layer, thickness 1.2mm.
The steel-sleeve steel steam insulating tube of the utility model, by the heat insulation layer between outer steel pipe and working steel tube,
The heat insulation layer includes insulating layer and thermal insulation layer, and outside the working steel tube, the thermal insulation layer bag exists the insulating layer bag
Outside the insulating layer, the thermal insulation layer includes internally reflective layer, outer reflective layer and is placed between the internally reflective layer and outer reflective layer
The air bag thermal insulation layer of PE materials, it is possible to achieve effectively insulation, prevents the heat of steam in interior working steel tube to unofficial biography
Pass, can guarantee that outer steel pipe will not be influenced be subject to the transmission of heat, there is good heat reflection, heat-insulated, antiradiation.
The above is only the preferred embodiment of the utility model, it is noted that for the general of the art
For logical technical staff, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these change
The scope of protection of the utility model is also should be regarded as into retouching.
Claims (5)
1. a kind of steel-sleeve steel steam insulating tube, including outer steel pipe, working steel tube and it is placed between outer steel pipe and working steel tube
Heat insulation layer, the outer wall of the working steel tube have thermostable rustproof enamelled coating, and the outer wall of the outer steel pipe has erosion resistant coating, its feature
It is, the heat insulation layer includes insulating layer and thermal insulation layer, and the insulating layer bag is outside the working steel tube, the thermal insulation layer
Outside the insulating layer, the thermal insulation layer includes internally reflective layer, outer reflective layer and is placed in the internally reflective layer and outer reflective layer bag
Between PE materials air bag thermal insulation layer；The internally reflective layer, the outer surface of outer reflective layer are coated with PE protective films.
2. steel-sleeve steel steam insulating tube as claimed in claim 1, it is characterised in that the internally reflective layer, outer reflective layer are aluminium
Paper tinsel or tinfoil paper.
3. steel-sleeve steel steam insulating tube as claimed in claim 1, it is characterised in that the internally reflective layer, outer reflective layer and institute
Air bag thermal insulation layer is stated to link together by glue sticking.
4. steel-sleeve steel steam insulating tube as claimed in claim 1, it is characterised in that the outer steel pipe, interior working steel tube are nothing
Stitch fluid steel pipe or submerged-arc welding spiral steel pipe.
5. steel-sleeve steel steam insulating tube as claimed in claim 1, it is characterised in that the insulating layer is high temperature resistant rotary glass
Cotton and/or rock wool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721253073.7U CN207229942U (en) | 2017-09-27 | 2017-09-27 | A kind of steel-sleeve steel steam insulating tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721253073.7U CN207229942U (en) | 2017-09-27 | 2017-09-27 | A kind of steel-sleeve steel steam insulating tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207229942U true CN207229942U (en) | 2018-04-13 |
Family
ID=61864574
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721253073.7U Active CN207229942U (en) | 2017-09-27 | 2017-09-27 | A kind of steel-sleeve steel steam insulating tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207229942U (en) |
-
2017
- 2017-09-27 CN CN201721253073.7U patent/CN207229942U/en active Active
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