CN207830755U - It is a kind of to make the stainless steel composite thermal pipeline connected of compound short tube - Google Patents
It is a kind of to make the stainless steel composite thermal pipeline connected of compound short tube Download PDFInfo
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- CN207830755U CN207830755U CN201820180574.5U CN201820180574U CN207830755U CN 207830755 U CN207830755 U CN 207830755U CN 201820180574 U CN201820180574 U CN 201820180574U CN 207830755 U CN207830755 U CN 207830755U
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- short tube
- steel pipe
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Abstract
The utility model provides a kind of stainless steel composite thermal pipeline for making and connecting of compound short tube, the technical issues of which solve existing stainless steel composite pipe conveyance conduits to connect misalignment, and antiseptic property reduces, short life, it is equipped with steel pipe, and the both ends of steel pipe are equipped with compound short tube；The outside of steel pipe is equipped with insulating layer, and the outside of insulating layer is equipped with protective layer, and the utility model can be widely used for the conveying of fluid.
Description
Technical field
It is compound more particularly, to a kind of stainless steel for connecting of being made of compound short tube the utility model is related to a kind of conveyance conduit
Utilidor.
Background technology
In the production and life of the mankind, conveyance conduit of the steel pipe as fluid is generally used.The advantages of steel pipe is anti-
Pressure energy power is strong, but its corrosion resistance is poor, then just in steel pipe both sides composite stainless steel layer or organic anti-corrosive layer, it is thicker not
Steel plate composite layer cost increase of becoming rusty is very high, and then there are the following problems for relatively thin stainless steel plate composite layer：
For (1) two stainless steel composite pipe when construction is welded to connect, the operation difficulty of stainless steel layer docking is very big.
(2) two stainless steel composite pipes are during being welded to connect, because pipeline easily occurs during production and transportation
It deforms and misalignment occurs and lead to stainless steel layer failure welding.
In this way, have led to corrosion-resistant composite pipe using higher cost due in construction and installation welding process, it is stainless
Because failure welding is susceptible to the weak links such as leak source, the service life so as to cause whole pipeline substantially reduces steel layer.
Invention content
The utility model provides a kind of optimization design, in factory aiming at technical problem present in background technology
All problems are all solved, avoids leading to hot spot due to misalignment in pipeline construction connecting welding process, form a resistance to compression
Ability is strong, reliable and stable, and antiseptic property is good, resistance reducing performance is good, service life speciality that the stainless steel connected is made of compound short tube is compound
Utilidor.
For this purpose, the utility model is equipped with steel pipe, the both ends of steel pipe are equipped with compound short tube；The outside of steel pipe is equipped with insulating layer,
The outside of insulating layer is equipped with protective layer.
Preferably, compound short tube is equipped with short tube, and the inside of short tube is equipped with short tube stainless steel layer, and the outside of short tube is equipped with heat preservation
The outside of layer, insulating layer is equipped with protective layer.
Preferably, the inside of steel pipe is equipped with steel pipe stainless steel layer.
Preferably, welding layer is equipped between steel pipe and short tube, welding layer is equipped with stainless steel layer and carbon steel layer, stainless steel
Layer is set to the inside of carbon steel layer；Stainless steel layer is set between steel pipe stainless steel layer and short tube stainless steel layer, carbon steel layer
Between steel pipe and short tube.
Preferably, erosion resistant coating is equipped between steel pipe and insulating layer.
Preferably, insulating layer is polyurathamc.
Preferably, protective layer is polyethylene or frp layer.
Preferably, the thickness of short tube stainless steel layer is 3~10mm, and the thickness of steel pipe stainless steel layer is 0.2~2mm.
The utility model is simple in structure, applied widely.Setting stainless steel layer or epoxy coating, outside setting on the inside of steel pipe
The technical issues of erosion resistant coating, insulating layer and protective layer, effective solution steel pipe is perishable and heat preservation.Both ends setting is compound short
Pipe, effective solution during connecting welding, stainless steel layer interface misalignment and lead to failure welding, anti-corrosive organic coatings layer
Anti-corrosion defect caused by welding heat damage.The compound pipeline complex pipeline of several structure combination applications, formation just has corrosion-resistant, drag reduction,
There is no the fluid feed lines of weak link, considerably increase the service life of pipeline.Insulating layer plays a very good insulation effect,
Protective layer well protects pipeline.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model.
Symbol description in figure：
1. short tube；2. short tube stainless steel layer；3. steel pipe；4. steel pipe stainless steel layer；5. stainless steel layer；6. carbon steel layer；
7. insulating layer；8. protective layer.
Specific implementation mode
Specific embodiment of the present utility model is described in detail with reference to the accompanying drawings.
As shown in Figure 1, the utility model is equipped with steel pipe 3, the both ends of steel pipe 3 are equipped with compound short tube, and compound short tube is equipped with
The length of short tube 1, short tube 1 is 50~200mm, and material is preferably carbon steel.
The inner wall of steel pipe 3 is equipped with relatively thin steel pipe stainless steel layer 4, and thicker short tube stainless steel is equipped in the inner wall of short tube 1
Layer 2.It is 0.2~2mm in the thickness for the steel pipe stainless steel layer 4 that the inner wall of steel pipe 3 is arranged, relatively thin design can meet anti-corrosion
With the performance of drag reduction, and the cost of material can be reduced.The thickness of the short tube stainless steel layer 2 of the inside setting of short tube 1 is according to pipeline
Caliber size, be typically designed as 3~10mm, primarily to solve welding misalignment occur stainless steel layer defect leak source ask
Topic.Short tube stainless steel layer 2 and steel pipe stainless steel layer 4 are by the compound rear formation of stainless steel plate and carbon steel sheet hot rolling.
The outside of steel pipe 3 is equipped with insulating layer 7, and the outside of insulating layer 7 is equipped with protective layer 8.Insulating layer 7 is polyurethane foam shape
At, it is pollution-free to air using floride-free technology, meet environmental requirement, and compression strength is high, is more than 0.6MPa；Protective layer 8 is
Polyethylene or frp layer, antiseptic property is good, and moisture resistant is ageing-resistant.Likewise, the outside of short tube 1 also is provided with insulating layer 7, protect
The outside of warm layer 7 is equipped with protective layer 8.
Erosion resistant coating is also provided between steel pipe 3 and insulating layer, erosion resistant coating can be that stainless steel layer, 3PE or PE etc. are organic
Anticorrosive paint layer.When erosion resistant coating is stainless steel layer, pass through the compound rear formation of stainless steel plate and carbon steel sheet hot rolling；Work as anti-corrosion
When layer is the anti-corrosive organic coatings layers such as 3PE, PE or EP, showering or special inline process is used to be formed.The thickness of erosion resistant coating
For 0.5~5mm.
Welding layer is equipped between steel pipe 3 and the short tube at both ends 1, welding layer is equipped with stainless steel layer 5 and carbon steel layer 6,
Stainless steel layer 5 is located at the inside of carbon steel layer 6.Stainless steel layer 5 be set to steel pipe stainless steel layer 4 and short tube stainless steel layer 2 it
Between, carbon steel layer 6 is set between steel pipe 3 and short tube 1.
When being connected between two pipelines, at the connection groove of two pipelines, bottom is welded with stainless steel welding stick (item),
Face layer is welded with carbon steel welding wire (item).Anti-corrosion defect caused by pipeline whole in this way avoids pipe joint misalignment, this practicality
Novel operating is simple, and antiseptic property is strong, the fluid feed line of long lifespan, which is that anti-corrosion composite steel tube pipeline connects most
Good selection.
The steel pipe stainless steel layer 4 of 3 inside of steel pipe may be set to be epoxy coating.
Only as described above, only specific embodiment of the utility model, when the utility model cannot be limited with this
The range of implementation, therefore the displacement of its equivalent assemblies, or according to equivalent variations made by the utility model patent protection domain and change,
It all should still belong to the scope that the utility model claims book is covered.
Claims (8)
1. a kind of making the stainless steel composite thermal pipeline connected of compound short tube, it is equipped with steel pipe, it is characterized in that the steel pipe
Both ends are equipped with compound short tube；The outside of the steel pipe is equipped with insulating layer, and the outside of the insulating layer is equipped with protective layer.
2. according to claim 1 make the stainless steel composite thermal pipeline connected of compound short tube, it is characterised in that described
Compound short tube is equipped with short tube, and the inside of the short tube is equipped with short tube stainless steel layer, and the outside of the short tube is equipped with insulating layer, heat preservation
The outside of layer is equipped with protective layer.
3. according to claim 2 make the stainless steel composite thermal pipeline connected of compound short tube, it is characterised in that described
The inside of steel pipe is equipped with steel pipe stainless steel layer.
4. according to claim 3 make the stainless steel composite thermal pipeline connected of compound short tube, it is characterised in that described
Welding layer is equipped between steel pipe and the short tube, the welding layer is equipped with stainless steel layer and carbon steel layer, the stainless steel weldering
Layer is set to the inside of the carbon steel layer；The stainless steel layer be set to the steel pipe stainless steel layer and short tube stainless steel layer it
Between, the carbon steel layer is set between the steel pipe and short tube.
5. according to claim 1 make the stainless steel composite thermal pipeline connected of compound short tube, it is characterised in that described
Erosion resistant coating is equipped between steel pipe and the insulating layer.
6. according to claim 1 make the stainless steel composite thermal pipeline connected of compound short tube, it is characterised in that described
Insulating layer is polyurathamc.
7. according to claim 1 make the stainless steel composite thermal pipeline connected of compound short tube, it is characterised in that protection
Layer is polyethylene or frp layer.
8. according to claim 3 make the stainless steel composite thermal pipeline connected of compound short tube, it is characterised in that described
The thickness of short tube stainless steel layer is 3~10mm, and the thickness of the steel pipe stainless steel layer is 0.2~2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820180574.5U CN207830755U (en) | 2018-02-01 | 2018-02-01 | It is a kind of to make the stainless steel composite thermal pipeline connected of compound short tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820180574.5U CN207830755U (en) | 2018-02-01 | 2018-02-01 | It is a kind of to make the stainless steel composite thermal pipeline connected of compound short tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207830755U true CN207830755U (en) | 2018-09-07 |
Family
ID=63396402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820180574.5U Active CN207830755U (en) | 2018-02-01 | 2018-02-01 | It is a kind of to make the stainless steel composite thermal pipeline connected of compound short tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207830755U (en) |
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2018
- 2018-02-01 CN CN201820180574.5U patent/CN207830755U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220622 Address after: 261500 No. 2168, Haomai Road, Mishui street, Gaomi City, Weifang City, Shandong Province Patentee after: Shandong Wofeng Gerui Machinery Technology Co.,Ltd. Address before: 261500 Longhe Street South and Gaoxin 3rd Road West, Gaomi hi tech Industrial Development Zone, Weifang City, Shandong Province Patentee before: SHANDONG JINGYI GONGJIANG NEW MATERIAL TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right |