CN105649547A - Shale gas pipeline overhauling and maintaining method - Google Patents
Shale gas pipeline overhauling and maintaining method Download PDFInfo
- Publication number
- CN105649547A CN105649547A CN201610219921.6A CN201610219921A CN105649547A CN 105649547 A CN105649547 A CN 105649547A CN 201610219921 A CN201610219921 A CN 201610219921A CN 105649547 A CN105649547 A CN 105649547A
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- shale gas
- gas pipeline
- laminating
- leakage
- strut member
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- 238000000034 method Methods 0.000 title claims abstract description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 34
- 238000001514 detection method Methods 0.000 claims abstract description 15
- 239000000463 material Substances 0.000 claims abstract description 6
- 238000010030 laminating Methods 0.000 claims description 56
- 238000012423 maintenance Methods 0.000 claims description 25
- 230000000694 effects Effects 0.000 claims description 22
- 238000013016 damping Methods 0.000 claims description 18
- 238000009434 installation Methods 0.000 claims description 11
- 230000035939 shock Effects 0.000 claims description 10
- 230000004888 barrier function Effects 0.000 claims description 9
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 230000008901 benefit Effects 0.000 abstract description 6
- 230000008439 repair process Effects 0.000 abstract description 3
- 230000008961 swelling Effects 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 111
- 238000005457 optimization Methods 0.000 description 14
- 238000012544 monitoring process Methods 0.000 description 10
- 239000000523 sample Substances 0.000 description 8
- 239000002699 waste material Substances 0.000 description 7
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 6
- 230000003245 working effect Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 4
- 230000002633 protecting effect Effects 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 3
- 230000009172 bursting Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000013536 elastomeric material Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000000266 injurious effect Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000036461 convulsion Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D5/00—Protection or supervision of installations
- F17D5/02—Preventing, monitoring, or locating loss
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- General Engineering & Computer Science (AREA)
- Pipeline Systems (AREA)
Abstract
The invention discloses a shale gas pipeline overhauling and maintaining method which comprises the step of checking and confirming a shale gas pipeline anti-leakage section to be maintained. The shale gas pipeline overhauling and maintaining method is characterized by further comprising the step of setting a leakage detection structure on the shale gas pipeline anti-leakage section so as to detect a leaking point and repair the leaking point in time after occurrence of leakage, wherein the leakage detection structure comprises a water expansion body layer which encircles the outer surface of a shale gas pipeline and is made of a water expansion material which can absorb water and expands outwards compulsively when encountering water; a damp-proof course is arranged outside the water expansion body layer; a leaking position can be judged by observing a swelling position on the surface of the damp-proof course after leakage happens. The shale gas pipeline overhauling and maintaining method has the advantages that the shale gas pipeline can be relatively well prevented from leakage, the pipeline leakage situation can be rapidly and accurately reflected after leakage happens, leakage can be conveniently and rapidly repaired, and the security can be improved.
Description
Technical field
The present invention relates to a kind of shale gas transport pipe field, it is specifically related to a kind of shale gas pipeline maintenance care method.
Background technology
Shale gas refer to contain inShale bedCan, for the natural gas source of exploitation, being a kind of emerging clean energy, China's shale gas reserves enrich, and have a extensive future.
In course of conveying after shale gas is exploited, owing to shale gas is in the air pressure unstable of recovery process, generally all adopting high-pressure delivery in course of conveying, various factors all can cause the vibration of pipeline in addition. Mainly comprise air-column inherent frequency, machinery natural frequency, gas and liquid hit the pipe vibration vibrating and causing, and the direction of gas pipe line when vibrating is uncertain.
Existing shale gas pipelining is generally adopt the structure of similar armful of hoop device to be directly fixed on erecting frame, and damping effect is poor, and life-time service easily causes pipeline to be revealed by jerk for a long time. Particularly some work-ing lifes are longer, comparatively aging duct section, if causing leaking because of various reason, then the leakage of shale gas not only can be caused to waste, and easy explosion caused accident. Simultaneously after shale gas pipeline produces leakage, also it is difficult to judge leak position fast by visual inspection, therefore the detection that how can realize the leakage situation of shale gas pipeline better judges, ensures safety with fast and easy mending-leakage, these all become the problem needing to be considered.
Summary of the invention
For above-mentioned the deficiencies in the prior art, technical problem to be solved by this invention is: can reflect pipe leakage situation rapidly and accurately after how providing a kind of leakage to produce, with fast and easy mending-leakage, it is to increase the shale gas pipeline maintenance care method of security.
In order to solve the problems of the technologies described above, present invention employs following technical scheme:
A kind of shale gas pipeline maintenance care method, comprise the step checking and confirming shale gas pipeline anti-leak section to be safeguarded, it is characterized in that, also it is included in shale gas pipeline anti-leak section and leak detection structure is set to realize the step leaking rear detection leakage point in time mending-leakage maintenance; Described leak detection structure comprises be positioned at that described shale gas pipeline external surface encloses one layer by the water expander layer that can absorb water after meeting water and force the water-swellable material of outward expansion obtained, water expander layer is outside equipped with one layer of moisture-proof barrier, leak produce after by observe moisture-proof barrier surface elevation position judgment be leak position.
Like this, in present method, confirm the mode of shale gas pipeline anti-leak section to be safeguarded, it is possible to reuse whether the time limit exceedes the default time limit according to shale gas pipeline, and whether exist injurious surface mark broken and whether once mending-leakage safeguarded etc. and to determine. Then after adopting aforesaid method, after there is leakage in shale gas pipeline use procedure, owing to shale gas all can exist a small amount of steam, therefore after leaking the shale gas ejection of part, the water-swellable material water suction of correspondence position can produce dilatational strain and outwards swell, therefore just can see concrete leakage part intuitively by the protuberance situation on pipeline, and then conveniently carry out mending-leakage repair and maintenance pointedly.
As optimization, moisture-proof barrier is moisture-proof film. Like this, moisture-proof film is with low cost, and moisture effect is good and film self has elasticity, can not affect the protuberance of water expander layer.
As optimization, described water expander layer is that hydro-expansive rubber is made. Have with low cost, the advantages such as water-swellable is effective; Hydro-expansive rubber self has certain elasticity simultaneously, is arranged on outside shale gas pipeline, can also play the effect of shock-absorbing protecting at ordinary times.
As optimization, it is provided with support frame formation casing ply outside described shale gas pipeline and between water expander layer and outer for shale gas pipeline and water expander layer are separated.
Like this, water expander layer is separated, avoid directly being caused producing protuberance by gas leakage bursting not obvious. So outer for shale gas pipeline and water expander layer are separated simultaneously and form space and can also conveniently hold the gas leaked out and avoid the waste that leaks, be also beneficial to that arranging pops one's head in detects and conveniently recycle simultaneously.
As optimization, described casing ply closed at both ends formula designs and forms a cell cube, is also embedded with guide pipeline, guide pipeline is provided with gas port in casing ply, and guide pipeline one end connects casing ply and connects an air collector.
Like this, when pipeline leaks gas, the gas leaked out can enter into air collector by gas port from guide pipeline, it is achieved reclaims, and avoids waste. Can also being connected in multiple cell cube to share by a guide pipeline further, the quantity of described gas port in each cell cube is no less than one, realizes one-object-many-purposes like this, it is to increase air collector rate of utilization.
As optimization, the gas port place of described guide pipeline is also provided with for controlling the check valve of gas toward uniflux in guide pipeline. Like this, convenient control gas leakage uniflux enters in air collector, avoids reverse refluence.
As optimization, in described casing ply, also it is provided with the probe that can detect shale gas, pops one's head in and be connected with the Monitoring systems being positioned at casing ply outside. Like this, it is possible to leakage situation detected by Monitoring systems further, it is possible to judge that leakage pipe section general location is to facilitate maintenance by probe positions. Monitoring systems can arrange warning device and carry out alarm. Can also arranging air intake pump further on air collector, air intake pump control end is connected with Monitoring systems so that can initiatively open air intake pump after monitoring leakage and suck the shale gas leaked out, avoid waste.
As optimization, the present invention arranges mounting bracket in the shale gas pipe ends of shale gas pipeline anti-leak section and is fixed installation, by mounting bracket, shale gas pipeline is produced the damping effect realization maintenance in circumference and axis direction simultaneously.
Like this, it is determined that go out after the shale gas pipeline anti-leak section safeguarded, the mounting bracket reinstalling the damping effect that can simultaneously produce circumference and axis direction at its two ends realizes installing support. And then slowing down the various vibratory impulses that pipeline suffers, it may be achieved maintenance effects preferably, prevents from revealing better, extends its work-ing life.
As optimization, being provided with three strut members of fitting being evenly arranged around shale gas pipeline circumference on described mounting bracket, laminating strut member side is used for and the support of shale gas pipeline is fixed by the laminating realization of shale gas pipe surface and this surface, side is provided with elastic shock attenuation layer; Described laminating strut member is concave surface roller, and concave surface roller circumferential exterior surface arranges described elastic shock attenuation layer, and its circumferential exterior surface indent radian is consistent with the laminating of shale gas pipe surface radian.
Like this, it is possible to the elastic shock attenuation layer of the laminating strut member evenly arranged by three circumferences realizes the laminating to shale gas pipeline and supports, and plays damping effect in the circumferential by its elasticity. Strut member of simultaneously fitting can lean on the rolling of concave surface roller conveniently to install laminating, and can cut down the vibration of shale gas pipeline in axis direction better, improves shock-absorbing protecting effect better, extends pipeline work-ing life.
As optimization, described mounting bracket comprises the bracket base being arranged at lower section of a horizontal tabular, bracket base upper surface middle part is upwards provided with bottom laminating strut member mounting bracket and for installing the laminating strut member that is positioned at shale gas duct bottom, bracket base upper surface both sides are respectively towards being above provided with sidepiece laminating strut member mounting bracket also separately for installing the laminating strut member that is positioned at shale gas pipeline sidepiece.
Like this, mounting bracket structure is simple, and arranging of bracket base facilitates self installation to connect, and the installation that simultaneously can realize shale gas duct bottom and at least three, both sides laminating strut member is fixed, it is to increase install support reliability.
As optimization, described bottom laminating strut member mounting bracket comprises a lower connecting plate and a upper web plate, can slide up and down between lower connecting plate upper end and the lower end of upper web plate button close arranges and coordinate formed one button conjunction inner chamber, button closes in inner chamber and is provided with the whisker in compressed state, whisker two ends are connected on lower connecting plate and upper web plate separately, and upper web plate upper end upwards connects strut member anchor for being positioned at the laminating strut member of shale gas duct bottom.
Like this, the laminating strut member of shale gas duct bottom can also be provided the elastic force upwards compressed by bottom laminating strut member mounting bracket self, ensure that support and damping effect better.
As optimization, described whisker is many groups be set up in parallel. Like this, it is provided that elastic force and ensure stability of strutting system better better.
As optimization, described sidepiece laminating strut member mounting bracket comprises one and installs rocking arm, install and inwardly connect strut member anchor inside rocking arm upper end for being positioned at the laminating strut member of shale gas pipeline sidepiece, the lower end of rocking arm is installed be rotatably connected on bracket base and be provided with torsion spring, torsion spring act on bracket base and install between rocking arm and for the torque installed rocking arm and apply to make its upper end inwardly rotate.
Like this, the laminating strut member of shale gas pipeline sidepiece can also be provided the compression elastic force of an inside lower section by the torsion spring by installing on rocking arm, ensure that support and damping effect better.
As optimization, described installation rocking arm comprises a vertical section being positioned at bottom and superposed to the tilted section of being folded to.
Like this, installation and its angle of the laminating strut member of shale gas pipeline sidepiece is facilitated to be beneficial to the laminating support surface of sidepiece and the laminating damping of shale gas tube-surface.
As optimization, described laminating strut member peripheral surface is provided with elastomeric material and forms elastic shock attenuation layer. There is advantage that is with low cost and good damping effect.
In sum, the present invention has can prevent shale gas pipe leakage better, and can reflect pipe leakage situation rapidly and accurately after revealing generation, with fast and easy mending-leakage, it is to increase advantages such as securities.
Accompanying drawing illustrates:
Fig. 1 is the structural representation of the mounting bracket adopted in the present invention.
Fig. 2 is the transverse sectional view of leak detection structure for showing outside shale gas pipeline anti-leak section in the present invention.
Fig. 3 is the vertical section sectional view of leak detection structure for showing outside shale gas pipeline anti-leak section in the present invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail.
Optimum enforcement mode: as Figure 1-3, a kind of shale gas pipeline maintenance care method, comprise the step checking and confirming shale gas pipeline anti-leak section to be safeguarded, it is characterized in that, also it is included in shale gas pipeline anti-leak section and leak detection structure is set to realize the step leaking rear detection leakage point in time mending-leakage maintenance; Described leak detection structure comprises be positioned at that described shale gas pipeline external surface encloses one layer by the water expander layer 4 that can absorb water after meeting water and force the water-swellable material of outward expansion obtained, water expander layer is outside equipped with one layer of moisture-proof barrier 5, leak produce after by observe moisture-proof barrier surface elevation position judgment be leak position.
Like this, in present method, confirm the mode of shale gas pipeline anti-leak section to be safeguarded, it is possible to reuse whether the time limit exceedes the default time limit according to shale gas pipeline, and whether exist injurious surface mark broken and whether once mending-leakage safeguarded etc. and to determine. Then after adopting aforesaid method, after there is leakage in shale gas pipeline use procedure, owing to shale gas all can exist a small amount of steam, therefore after leaking the shale gas ejection of part, the water-swellable material water suction of correspondence position can produce dilatational strain and outwards swell, therefore just can see concrete leakage part intuitively by the protuberance situation on pipeline, and then conveniently carry out mending-leakage repair and maintenance pointedly.
When present method is implemented, the shale gas pipe ends in shale gas pipeline anti-leak section arranges mounting bracket and is fixed installation, and shale gas pipeline produces the damping effect realization maintenance in circumference and axis direction by mounting bracket simultaneously.
Determining like this after the shale gas pipeline anti-leak section safeguarded, the mounting bracket reinstalling the damping effect that can simultaneously produce circumference and axis direction at its two ends realizes installing support. And then slowing down the various vibratory impulses that pipeline suffers, it may be achieved maintenance effects preferably, prevents from revealing better, extends its work-ing life.
Wherein, being provided with on mounting bracket around shale gas pipeline circumferentially at least two laminating strut members 9 ', laminating strut member 9 ' side is used for and the laminating of shale gas pipe surface realizes the support to shale gas pipeline and fixes and this surface, side is provided with elastic shock attenuation layer 11 '.
Like this, it is possible to the laminating of shale gas pipeline is supported by the elastic shock attenuation layer realization by strut member of fitting, and plays damping effect by its elasticity, prolongation pipeline work-ing life.
Wherein, described laminating strut member 9 ' is three and is evenly arranged around shale gas pipeline circumference. Like this, it is to increase support firm property and improve the damping effect of shale gas pipeline peripheral surface all directions.
Wherein, described laminating strut member 9 ' is concave surface roller, and concave surface roller circumferential exterior surface arranges described elastic shock attenuation layer, and its circumferential exterior surface 10 ' indent radian is consistent with the laminating of shale gas pipe surface radian. Like this, it is possible to laminating is conveniently installed in the rolling by concave surface roller, and the vibration of shale gas pipeline in axis direction can be cut down better, improve shock-absorbing protecting effect better.
Wherein, described mounting bracket comprises the bracket base 1 ' being arranged at lower section of a horizontal tabular, bracket base 1 ' upper surface middle part be upwards provided with bottom laminating strut member mounting bracket 2 ' and for installing the laminating strut member that is positioned at shale gas duct bottom, bracket base 1 ' upper surface both sides respectively towards be above provided with sidepiece laminating strut member mounting bracket 3 ' and separately for installing the laminating strut member that is positioned at shale gas pipeline sidepiece.
Like this, mounting bracket structure is simple, and arranging of bracket base facilitates self installation to connect, and the installation that simultaneously can realize shale gas duct bottom and at least three, both sides laminating strut member is fixed, it is to increase install support reliability.
Wherein, described bottom laminating strut member mounting bracket 2 ' comprises a lower connecting plate 5 ' and a upper web plate 7 ', can slide up and down between lower connecting plate 5 ' upper end and the lower end of upper web plate 7 ' button close arranges and coordinate formed one button conjunction inner chamber, button closes in inner chamber and is provided with the whisker 6 ' in compressed state, whisker 6 ' two ends are connected on lower connecting plate 5 ' and upper web plate 7 ' separately, and upper web plate 7 ' upper end upwards connects strut member anchor 8 ' for being positioned at the laminating strut member of shale gas duct bottom.
Like this, the laminating strut member of shale gas duct bottom can also be provided the elastic force upwards compressed by bottom laminating strut member mounting bracket self, ensure that support and damping effect better. Specifically, during enforcement, the transverse section of described upper web plate 7 ' is inverted U-shaped, and described upper web plate 7 ' is detained conjunction place and had overlapping part and form the face that is slidably matched with described lower connecting plate 5 '. By the improvement to said structure, it is possible to improving the stability of bottom laminating strut member mounting bracket 2 ', whisker 6 ' can play damping effect, upper web plate 7 ' part overlapping with lower connecting plate 5 ' is to prevent the entirety of pipeline is toppled.
Wherein, described whisker is many groups be set up in parallel. Like this, it is provided that elastic force and ensure stability of strutting system better better.
Wherein, described sidepiece laminating strut member mounting bracket 3 ' comprises one and installs rocking arm 12 ', install and inwardly connect strut member anchor 8 ' inside rocking arm 12 ' upper end for being positioned at the laminating strut member of shale gas pipeline sidepiece, the lower end of rocking arm 12 ' is installed be rotatably connected on bracket base and be provided with torsion spring 4 ', torsion spring 4 ' act on bracket base and install between rocking arm and for the torque installed rocking arm and apply to make its upper end inwardly rotate. Like this, the laminating strut member of shale gas pipeline sidepiece can also be provided the compression elastic force of an inside lower section by the torsion spring by installing on rocking arm, ensure that support and damping effect better.
Wherein, described installation rocking arm 12 ' comprises a vertical section being positioned at bottom and superposed to the tilted section of being folded to. Like this, installation and its angle of the laminating strut member of shale gas pipeline sidepiece is facilitated to be beneficial to the laminating support surface of sidepiece and the laminating damping of shale gas tube-surface.
Wherein, described laminating strut member peripheral surface is provided with elastomeric material formation elastic shock attenuation layer 11 '. There is advantage that is with low cost and good damping effect.
During the invention process, moisture-proof barrier 4 is moisture-proof film. Like this, moisture-proof film is with low cost, and moisture effect is good and film self has elasticity, can not affect the protuberance of water expander layer.
Wherein, described water expander layer 5 is made for hydro-expansive rubber. Have with low cost, the advantages such as water-swellable is effective; Hydro-expansive rubber self has certain elasticity simultaneously, is arranged on outside shale gas pipeline, can also play the effect of shock-absorbing protecting at ordinary times.
Wherein, it is provided with support frame formation casing ply 3 outside described shale gas pipeline 1 and between water expander layer and outer for shale gas pipeline and water expander layer are separated.
Like this, water expander layer is separated, avoid directly being caused producing protuberance by gas leakage bursting not obvious. So outer for shale gas pipeline and water expander layer are separated simultaneously and form space and can also conveniently hold the gas leaked out and avoid the waste that leaks, be also beneficial to that arranging pops one's head in detects and conveniently recycle simultaneously.
Wherein, described casing ply 3 closed at both ends formula designs and forms a cell cube 9, is also embedded with guide pipeline 2, guide pipeline 2 is provided with gas port 11 in casing ply, and guide pipeline 2 one end connects casing ply and connects an air collector 8.
Like this, when pipeline leaks gas, the gas leaked out can enter into air collector by gas port from guide pipeline, it is achieved reclaims, and avoids waste. Can also being connected in multiple cell cube to share by a guide pipeline further, the quantity of described gas port in each cell cube is no less than one, realizes one-object-many-purposes like this, it is to increase air collector rate of utilization.
Wherein, gas port 11 place of described guide pipeline 2 is also provided with for controlling unidirectional 10 valves of gas toward uniflux in guide pipeline. Like this, convenient control gas leakage uniflux enters in air collector, avoids reverse refluence.
Wherein, being also provided with the probe 6 that can detect shale gas in described casing ply, probe 6 is connected with the Monitoring systems 7 being positioned at casing ply outside. Like this, it is possible to leakage situation detected by Monitoring systems further, it is possible to judge that leakage pipe section general location is to facilitate maintenance by probe positions.
Wherein, described probe is methane detector. Because the methane content of shale gas is higher, by the improvement of said structure to improve detection accuracy. Again further, probe is located at the top of described casing ply, and the probe quantity in each cell cube is no less than one. Because the density relative atmospheric of shale gas is less, the shale gas of leakage will be gathered in the top of casing ply, to detect the shale gas of leakage in the very first time.
Monitoring systems can also arrange during enforcement warning device and carry out alarm. Can also arranging air intake pump further on air collector, air intake pump control end is connected with Monitoring systems so that can initiatively open air intake pump after monitoring leakage and suck the shale gas leaked out, avoid waste.
Claims (8)
1. a shale gas pipeline maintenance care method, comprise the step checking and confirming shale gas pipeline anti-leak section to be safeguarded, it is characterized in that, also it is included in shale gas pipeline anti-leak section and leak detection structure is set to realize the step leaking rear detection leakage point in time mending-leakage maintenance; Described leak detection structure comprises be positioned at that described shale gas pipeline external surface encloses one layer by the water expander layer that can absorb water after meeting water and force the water-swellable material of outward expansion obtained, water expander layer is outside equipped with one layer of moisture-proof barrier, leak produce after by observe moisture-proof barrier surface elevation position judgment be leak position.
2. shale gas pipeline maintenance care method as claimed in claim 1, it is characterised in that, moisture-proof barrier is moisture-proof film.
3. shale gas pipeline maintenance care method as claimed in claim 1, it is characterised in that, described water expander layer is that hydro-expansive rubber is made.
4. shale gas pipeline maintenance care method as claimed in claim 1, it is characterised in that, it is provided with support frame formation casing ply outside described shale gas pipeline and between water expander layer and outer for shale gas pipeline and water expander layer are separated.
5. shale gas pipeline maintenance care method as claimed in claim 4, it is characterized in that, described casing ply closed at both ends formula designs and forms a cell cube, guide pipeline also it is embedded with in casing ply, being provided with gas port on guide pipeline, guide pipeline one end connects casing ply and connects an air collector.
6. shale gas pipeline maintenance care method as claimed in claim 5, it is characterized in that, shale gas pipe ends in shale gas pipeline anti-leak section arranges mounting bracket and is fixed installation, and shale gas pipeline produces the damping effect realization maintenance in circumference and axis direction by mounting bracket simultaneously.
7. shale gas pipeline maintenance care method as claimed in claim 6, it is characterized in that, being provided with three strut members of fitting being evenly arranged around shale gas pipeline circumference on described mounting bracket, laminating strut member side is used for and the support of shale gas pipeline is fixed by the laminating realization of shale gas pipe surface and this surface, side is provided with elastic shock attenuation layer;
Described laminating strut member is concave surface roller, and concave surface roller circumferential exterior surface arranges described elastic shock attenuation layer, and its circumferential exterior surface indent radian is consistent with the laminating of shale gas pipe surface radian.
8. shale gas pipeline maintenance care method as claimed in claim 7, it is characterized in that, described mounting bracket comprises the bracket base being arranged at lower section of a horizontal tabular, bracket base upper surface middle part is upwards provided with bottom laminating strut member mounting bracket and for installing the laminating strut member that is positioned at shale gas duct bottom, bracket base upper surface both sides are respectively towards being above provided with sidepiece laminating strut member mounting bracket also separately for installing the laminating strut member that is positioned at shale gas pipeline sidepiece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610219921.6A CN105649547B (en) | 2016-04-11 | 2016-04-11 | A kind of shale gas tubular service care method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610219921.6A CN105649547B (en) | 2016-04-11 | 2016-04-11 | A kind of shale gas tubular service care method |
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| CN105649547A true CN105649547A (en) | 2016-06-08 |
| CN105649547B CN105649547B (en) | 2018-01-09 |
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| CN201610219921.6A Expired - Fee Related CN105649547B (en) | 2016-04-11 | 2016-04-11 | A kind of shale gas tubular service care method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110332379A (en) * | 2019-07-24 | 2019-10-15 | 楼月芳 | Natural-gas transfer pipeline |
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2016
- 2016-04-11 CN CN201610219921.6A patent/CN105649547B/en not_active Expired - Fee Related
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|---|---|---|---|---|
| CN202547885U (en) * | 2012-05-11 | 2012-11-21 | 中国长江电力股份有限公司 | Fluid medium seal leakage detection device |
| CN104034695A (en) * | 2014-06-24 | 2014-09-10 | 山东大学 | Micro-water detection system based on distributed feedback fiber laser |
| CN204020089U (en) * | 2014-09-01 | 2014-12-17 | 张成刚 | A kind of water of meeting is repaired waterproof roll automatically |
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| CN110332379A (en) * | 2019-07-24 | 2019-10-15 | 楼月芳 | Natural-gas transfer pipeline |
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