CN207864896U - A kind of petroleum pipeline - Google Patents
A kind of petroleum pipeline Download PDFInfo
- Publication number
- CN207864896U CN207864896U CN201721362808.XU CN201721362808U CN207864896U CN 207864896 U CN207864896 U CN 207864896U CN 201721362808 U CN201721362808 U CN 201721362808U CN 207864896 U CN207864896 U CN 207864896U
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- China
- Prior art keywords
- layer
- insulating
- outer tube
- inner tube
- heating wire
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Pipe Accessories (AREA)
Abstract
The utility model discloses a kind of petroleum pipelines, including inner tube and outer tube, and interior erosion resistant coating, flame-resistant insulation layer, insulating layer, electro-insulating rubber layer, external anti-corrosion layer are disposed between inner tube and outer tube；The inner wall of inner tube is equipped with along the axially extending helicla flute of inner tube；It is embedded in insulating layer along the axially extending heating wire of inner tube；Outer tube outer surface is equipped with the insulating sleeve of connection insulating layer and outer tube；Heating wire both ends are electrically connected by insulating sleeve with electrothermal wire power's socket；It is equipped with several elastic washers between electro-insulating rubber layer and external anti-corrosion layer, 16 reinforcing ribs are further equally equipped between outer tube and external anti-corrosion layer, the section of reinforcing rib is M types；Outer tube trypsin method waterproof layer.The utility model can improve the corrosion-resistanting waterproofing performance of petroleum pipeline, and heat insulation effect and shockproof resistance to pressure are good.
Description
Technical field
The utility model is related to petroleum pipeline fields, in particular to a kind of petroleum pipeline.
Background technology
Corresponding machining sector must be transported after oil exploitation, just can more preferably be utilized, wherein transfer oil
Petroleum pipeline is then essential equipment.And oil is in oil recovery process, since oil paraffin content is excessively high, it is big to carry oil concentration,
Often cause oil pipeline oil transportation difficult, especially during the cold season, the flow resistance of the oil in petroleum pipeline can substantially increase
Add, needs that discharge pressure is heated or increased on petroleum pipeline to solve the problems, such as oil transportation difficulty.And for increasing discharge pressure,
This method energy consumption is very big.Existing electric heater for petroleum pipeline is generally provided in petroleum pipeline outer wall, and heat insulation effect is not
It is good.In addition, anti-corrosion, service life is not short for pipeline in existing pipeline heat-insulating technology.
Utility model content
The utility model in order to solve the above technical problems, provide a kind of heating and thermal insulation effect it is good, enhancing oil in pipeline
In mobilization force, and the petroleum pipeline that resistance to compression shockproof properties are good.
To reach above-mentioned technical purpose, a kind of petroleum pipeline provided by the utility model, including inner tube and being set in inner tube
Outer outer tube is disposed with interior erosion resistant coating, flame-resistant insulation layer, insulating layer, electro-insulating rubber between said inner tube and the outer tube
Layer, external anti-corrosion layer；
The inner wall of said inner tube is equipped with along the axially extending helicla flute of said inner tube；It is embedded in the insulating layer and institute
Inner tube axially parallel heating wire is stated, the length of the heating wire is identical as said inner tube length；It is set on the outer tube outer surface
There is insulating sleeve；The insulating sleeve connection outer tube is equipped with heating wire with insulating layer outer wall and on one end nozzle positioned at outer tube
Outlet, the heating wire both ends are electrically connected by insulating sleeve with electrothermal wire power's socket；The electro-insulating rubber layer and institute
It states and is equipped with several elastic washers between external anti-corrosion layer, the elastic washer is set in outside the electro-insulating rubber layer；The cushion
EPE material layers are filled between circle and between elastic washer and external anti-corrosion layer；Between the outer tube and the external anti-corrosion layer also
16 reinforcing ribs are evenly provided with, the section of the reinforcing rib is M types；The outer tube trypsin method waterproof layer.
Further, the insulating layer is made of heat-barrier material.
Further, include two insulator casings in the insulating sleeve, the both ends of the heating wire are each passed through institute
State two insulator casings.
Further, the heating wire is at least arranged one, and a pair of of insulator casing is at least arranged in the insulating sleeve.
Further, the flame-resistant insulation layer is made of flame-proof polyvinyl chloride.
Further, the insulating layer outer surface coats flame-retardant layer.
The operation principle of the utility model is：It is inserted and is connected with the mains by electrothermal wire power's socket, you can it is heated for inner tube, it is interior
The helicla flute that inside pipe wall is equipped with is conducive to be not in delay adhesion phenomenon in oil transmit process, and energy oil is flowing
In the process, larger impulse force can be generated by helicla flute, to keep flowing more smoothly.
Compared with prior art, the utility model has the beneficial effects that：
(1) there is petroleum pipeline described in the utility model corrosion-resistanting waterproofing performance, heating wire to be arranged in insulating layer, extend
Service life, has saved cost, and stable structure, and heat insulation effect is good；And it is provided with flame-resistant insulation layer, prevent electric-heating-wire-heating mistake
Just raw electric spark breaks unreal insulating layer and interior erosion resistant coating when high or fusing；Enhance the safety in utilization of pipeline；The insulation rubber of setting
Glue-line and elastomeric pad keep petroleum pipeline resistance to pressure good, are not susceptible to breakage, improve safety.The section of reinforcing rib is " M "
Type so that reinforcing rib and external anti-corrosion layer constitute stable triangle between the tube wall between external anti-corrosion layer and outer tube, further increase
The stability of strong reinforcing rib structure；There is two layers of erosion resistant coating between inner cylinder and outer barrel, substantially increases the antiseptic property of pipeline.
(2) setting of insulating sleeve improves the insulating properties of pipeline, and two insulator casings are arranged, and makes heating wire both ends
Partition enhances insulating properties；Heating wire is at least arranged one, enhances heating effect；Warm layer outer surface coats flame-retardant layer, into one
Step improves the safety in utilization of pipeline.
Below by drawings and examples, the technical solution of the utility model is described in further detail.
Description of the drawings
The attached drawing of the utility model is used for providing further understanding of the present application, constitutes part of this application, at this
Same or analogous part is indicated using identical reference label in a little attached drawings, in the accompanying drawings：
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the schematic cross-section of the utility model insulating sleeve；
Wherein, 1- inner tubes, erosion resistant coating in 2-, 3- flame-resistant insulation layers, 4- insulating layers, 5- electro-insulating rubber layers, 6-EPE materials
Layer, 7- external anti-corrosion layers, 8- outer tubes, 9- reinforcing ribs, 10- insulating sleeves, 11- elastic washers, 12- heating wire, 101- insulation sub-sets
Pipe.
Specific implementation mode
To keep the purpose, technical scheme and advantage of the application clearer, below in conjunction with drawings and the specific embodiments, to this
Application is described in further detail, and the illustrative embodiments and their description of the application are used to explain the application, composition pair
The improper restriction of the application.
As shown in Figures 1 and 2, a kind of petroleum pipeline, including inner tube 1 and the outer tube 8 that is set in outside inner tube 1, inner tube 1 with it is outer
Interior erosion resistant coating 2, flame-resistant insulation layer 3, insulating layer 4, electro-insulating rubber layer 5, external anti-corrosion layer 7 are disposed between pipe 8；
The inner wall of inner tube 1 is equipped with along the axially extending helicla flute of inner tube 1；Heating wire 12, electric heating are embedded in insulating layer 4
Silk 12 is parallel with the axial direction of inner tube 1, and the length of heating wire 12 is identical as 1 length of inner tube；8 outer surface of outer tube is equipped with insulation sleeve
Pipe 10；Insulating sleeve 10 is connected to outer tube 8 and 4 outer wall of insulating layer and is equipped with electrothermal wire power on one end nozzle positioned at outer tube 8
Socket, 12 both ends of heating wire are electrically connected by insulating sleeve 10 with electrothermal wire power's socket；Electro-insulating rubber layer 5 and external anti-corrosion layer 7
Between be equipped with several elastic washers 11, elastic washer 11 is set in outside electro-insulating rubber layer 5；Between elastic washer 11 and cushion
EPE material layers 6 are filled between circle 11 and external anti-corrosion layer 7；16 reinforcements are further equally equipped between outer tube 8 and external anti-corrosion layer 7
The section of muscle 9, reinforcing rib 9 is M types；8 trypsin method waterproof layer of outer tube.
Wherein, insulating layer 4 is made of heat-barrier material.
Wherein, include two insulator casings in insulating sleeve 10, one end of heating wire 12 passes through one of insulator
The other end of casing, heating wire 12 passes through a remaining insulator casing 101.
Wherein, heating wire 12 is at least arranged one, is 8 in the present embodiment, 8 heating wire 12 are uniformly arranged on insulating layer
It is interior and parallel to each other, 8 pairs of insulator casings 101, i.e. 16 insulator casings 101 are at least set in insulating sleeve 10.
Wherein, flame-resistant insulation layer 3 is made of flame-proof polyvinyl chloride.
Wherein, 4 outer surface of insulating layer coats flame-retardant layer.
The present embodiment describes more specific and detailed, also gives some advantageous measures of embodiment, still, the implementation
Example and advantageous measure can not be used as limitations of the present invention, when those skilled in the art sees the program, make
Other deformation and equivalent arrangements replacement, should be covered by the scope of the present utility model within.
Claims (6)
1. a kind of petroleum pipeline, including inner tube and the outer tube that is set in outside inner tube, it is characterised in that：Said inner tube and the outer tube
Between be disposed with interior erosion resistant coating, flame-resistant insulation layer, insulating layer, electro-insulating rubber layer, external anti-corrosion layer；
The inner wall of said inner tube is equipped with along the axially extending helicla flute of said inner tube；Be embedded in the insulating layer with it is described interior
Axially parallel heating wire, the length of the heating wire are identical as said inner tube length for pipe；The outer tube outer surface is equipped with exhausted
Edge casing；The insulating sleeve connection outer tube is equipped with electrothermal wire power with insulating layer outer wall and on one end nozzle positioned at outer tube
Socket, the heating wire both ends are electrically connected by insulating sleeve with electrothermal wire power's socket；The electro-insulating rubber layer with it is described outer
Several elastic washers are equipped between erosion resistant coating, the elastic washer is set in outside the electro-insulating rubber layer；The elastic washer it
Between and elastic washer and external anti-corrosion layer between be filled with EPE material layers；It is also uniform between the outer tube and the external anti-corrosion layer
Ground is equipped with 16 reinforcing ribs, and the section of the reinforcing rib is M types；The outer tube trypsin method waterproof layer.
2. a kind of petroleum pipeline according to claim 1, which is characterized in that the insulating layer is made of heat-barrier material.
3. a kind of petroleum pipeline according to claim 1, which is characterized in that include two insulators in the insulating sleeve
The both ends of casing, the heating wire are each passed through described two insulator casings.
4. a kind of petroleum pipeline according to claim 3, which is characterized in that the heating wire is at least arranged one, described
A pair of of insulator casing is at least set in insulating sleeve.
5. a kind of petroleum pipeline according to claim 1, which is characterized in that the flame-resistant insulation layer is by flame-proof polyvinyl chloride
It is made.
6. a kind of petroleum pipeline according to claim 1, which is characterized in that the insulating layer outer surface coats flame-retardant layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721362808.XU CN207864896U (en) | 2017-10-20 | 2017-10-20 | A kind of petroleum pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721362808.XU CN207864896U (en) | 2017-10-20 | 2017-10-20 | A kind of petroleum pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207864896U true CN207864896U (en) | 2018-09-14 |
Family
ID=63474512
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721362808.XU Expired - Fee Related CN207864896U (en) | 2017-10-20 | 2017-10-20 | A kind of petroleum pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207864896U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109506080A (en) * | 2018-11-29 | 2019-03-22 | 松阳宏泰不锈钢有限公司 | A kind of austenite ferrite two-phase stainless steel seamless steel tube |
-
2017
- 2017-10-20 CN CN201721362808.XU patent/CN207864896U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109506080A (en) * | 2018-11-29 | 2019-03-22 | 松阳宏泰不锈钢有限公司 | A kind of austenite ferrite two-phase stainless steel seamless steel tube |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180914 Termination date: 20201020 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |