CN108331992A - A kind of pipeline water solubility device method for blocking - Google Patents
A kind of pipeline water solubility device method for blocking Download PDFInfo
- Publication number
- CN108331992A CN108331992A CN201810124475.XA CN201810124475A CN108331992A CN 108331992 A CN108331992 A CN 108331992A CN 201810124475 A CN201810124475 A CN 201810124475A CN 108331992 A CN108331992 A CN 108331992A
- Authority
- CN
- China
- Prior art keywords
- pipeline
- pressure
- closure part
- fluid sealant
- water
- Prior art date
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- Granted
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 33
- 238000000034 method Methods 0.000 title claims abstract description 21
- 230000000903 blocking effect Effects 0.000 title claims abstract description 9
- 239000012530 fluid Substances 0.000 claims abstract description 58
- 239000000565 sealant Substances 0.000 claims abstract description 58
- 238000009434 installation Methods 0.000 claims abstract description 29
- 239000003292 glue Substances 0.000 claims description 26
- 238000007789 sealing Methods 0.000 claims description 23
- 238000010079 rubber tapping Methods 0.000 claims description 11
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 abstract description 10
- 239000003345 natural gas Substances 0.000 abstract description 5
- 230000008439 repair process Effects 0.000 abstract description 4
- 239000000383 hazardous chemical Substances 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000012546 transfer Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 21
- 206010058109 Hangnail Diseases 0.000 description 12
- 239000000126 substance Substances 0.000 description 10
- 235000014121 butter Nutrition 0.000 description 9
- 239000002390 adhesive tape Substances 0.000 description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 238000010276 construction Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000002360 explosive Substances 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 230000008602 contraction Effects 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 210000003017 ductus arteriosus Anatomy 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 231100001261 hazardous Toxicity 0.000 description 2
- 239000011796 hollow space material Substances 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 230000037237 body shape Effects 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 125000003367 polycyclic group Chemical group 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002195 soluble material Substances 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/10—Means for stopping flow from or in pipes or hoses
- F16L55/1011—Soluble closing devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/10—Means for stopping flow from or in pipes or hoses
- F16L55/11—Plugs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/18—Appliances for use in repairing pipes
Abstract
A kind of pipeline water solubility device method for blocking, the step of determining water solubility fluid sealant installation site, the step of righting is carried out to the water-soluble fluid sealant, the water-soluble fluid sealant is fixed in pipeline, righting is carried out to the water-soluble fluid sealant by the erection device of pusher, make its keep it is parallel with pipeline or close to it is parallel, block up portion's righting step, closure part installation steps and pressure-bearing portion installation steps, specification conveys the dangerous pipelines such as natural gas, conveying hazardous chemical, transfer oil in replacement and repair, formulates safe constructing operation specification.Shorten the time of fire operation, improves production efficiency.
Description
Technical field:
The present invention relates to a kind of pushers and its pipe plugging method for water-soluble pipeline plug.
Background technology:
Currently, the pipeline of the flammable and explosive substances such as conveying natural gas, oil, after being used for a while, because of the corruption of pipeline
Erosion, is replaced and is repaired, replaced and need to carry out welding fire operation when repairing.When welding fire operation, if
Effectively flammable and explosive substance cannot be isolated, great explosion and pyrophoricity accident will occur.Pipeline was carried out in the past
The mode of closure mainly has:(1)Butter plugging method is also referred to as butter wall:This method is in the pipe ends push-in one to need repairing
Quantitative butter forms a butter column, to play the role of blocking isolation, the disadvantage is that needing operator complete in a short time
At welding fire operation, otherwise butter meeting slump failure, butter, which can not take out to remain in, can pollute pipeline in pipeline, can not
Pressure is born, will result in accident as pressure breaks through butter.Because butter wall cannot bear pressure, need to make before construction
With a large amount of water and nitrogen to the hazardous gas of pipeline into line replacement.(2)Ball plugging method is also referred to as spherical pig:This method is
An inflatable rubber batching sphere is respectively placed in the pipe ends to need repairing, cooperation butter wall together, plays closure isolation
Effect, operation after the completion of need to take out batching sphere, the disadvantage is that allow for take out rubber batching sphere, in the process of taking-up
In, it needs to destroy rubber batching sphere, pipeline can be polluted while can also be on pipeline by damaging the rubber residues to fall off
Instrument results in blockage.Because this method cannot equally bear pressure, need to use a large amount of water and nitrogen before construction
To the hazardous gas of pipeline into line replacement.(3)Freeze plugging method:This method is to rush full water inside the pipeline needed replacing,
Two sections of icicles are freezed in pipeline using freezing equipment, closure is played the role of with this, the disadvantage is that needing a large amount of standard before operation
Standby work, needs to expend a large amount of resource, if in the cooling time that the season of high temperature needs to grow very much, and in cold region,
Icicle takes a long time just can thoroughly melt after the completion of operation, causes the waste in resource.
Invention content
The object of the present invention is to provide a kind of methods that pipeline water solubility device blocks, to solve conveying natural gas, oil
The maintenance problem of equal flammable and explosive substances transport pipeline.The present invention provides a kind of pipeline water solubility device method for blocking, specific to walk
Suddenly include successively:
1)The step of determining water solubility fluid sealant installation site, the default installation temperature of water solubility fluid sealant, welds according to pipeline
Whether the temperature of pipeline is less than default installation temperature when temperature conduction to specific position when connecing, if being less than default installation temperature,
The installation site of the water-soluble fluid sealant is then can be used as to the direction far from weld from the specific position;
2)The water-soluble fluid sealant is fixed in pipeline, by pushing away by the step of carrying out righting to the water-soluble fluid sealant
It send the erection device of device to carry out righting to the water-soluble fluid sealant, it is made to keep parallel with pipeline or close to parallel;
3)Closure part righting step, the form of pipeline is entered according to the closure part, decides whether to carry out righting, if institute
State closure part enter pipeline form keep it is parallel with pipeline or close to it is parallel when, then without to the closure part progress righting;
If the closure part enters the axis after pipeline with the axis of pipeline to be repaired there are when larger drift angle, filled by the righting
It sets and righting is carried out to the closure part;
4)Closure part installation steps are sealed the closure part from pipeline tapping portion to the water solubility from the pusher
Glue location push, and apply certain pressure to the closure part;
5)The pressure-bearing portion is pushed to the position mutually closed on the closure part, and is applied to pressure-bearing portion by pressure-bearing portion installation steps
Add certain pressure, it is made closely to be connect with closure part.
As being further improved for embodiment of the present invention, step 4)In apply certain pressure, institute to the closure part
Belong to the side that pressure should be able to make the water-soluble fluid sealant enter the closure part and inner wall of the pipe adjoiner.
The present invention also provides a kind of water-soluble duct closing type devices, including water-soluble water-soluble fluid sealant, closure part
With pressure-bearing portion, side bottom lock of the closure part far from pipeline tapping portion to be repaired, the closure part or the pressure-bearing portion
Side flexible or elastic edge is set, described flexible or elastic edge is formed by the different combination of protrusions of multiple height, institute
The height for stating protrusion is increased successively by the lateral other side far from the pipeline tapping to be repaired, and the closure part is close
Side at the pipeline tapping to be repaired is also associated with the pressure-bearing portion.
As being further improved for embodiment of the present invention, the side of the closure part is additionally provided with the fluid sealant of groove-like
Receiving portion, the fluid sealant receiving portion are used to that fluid sealant for being retained in groove-like will to be squeezed to the water-soluble fluid sealant at this
In receiving portion.
As being further improved for embodiment of the present invention, the fluid sealant receiving portion is to be set around closure part side surface circumference
It sets.
As being further improved for embodiment of the present invention, the fluid sealant receiving portion is that annular is arranged.
As being further improved for embodiment of the present invention, the closure part is also set far from side at pipeline tapping to be repaired
It is equipped with lock glue sealing ring, the water solubility fluid sealant is set to the adjacent of lock the glue sealing ring and the pressure-bearing portion, described
Fluid sealant is the shape close to circle ring column around setting along inner wall of the pipe, and the lock glue sealing ring is by bottom concentric
Internal diameter it is identical but two annulus columns that outer diameter is different composition, the radius close to pressure-bearing portion side are less than far from the pressure-bearing
The radius of portion side, the lock glue sealing ring are water-soluble.
As being further improved for embodiment of the present invention, the closure part and the pressure-bearing portion are split settings, described
Closure part and the pressure-bearing portion are additionally provided with anti-rotation protrusion or locking device.
And provide a kind of pusher for water-soluble pipeline plug, including pusher and erection device, institute
It includes the introducer that can be socketed on pipeline to be repaired to state pusher, the telescopic pushing in device being connect with the introducer,
The introducer is additionally provided with fixing device, and the fixing device includes along the outwardly directed clamping portion in introducer bottom and spiral shell
The front end of bolt, the clamping portion is provided with the axis hole with the internal thread that can coordinate with the bolt, can pass through screw thread with bolt
Connection, the inner wall surrounding along the introducer are stretched out to the stretching direction of the clamping portion, form inner wall extension, the introducing
The outer wall of device is stretched out to the stretching direction of the clamping portion, forms outer wall extension, and the inner wall extension with it is described outer
The adjoiner of wall extension forms annular ditch groove, and institute's pusher further includes the pushing in device coordinated with the introducer, described
Pushing in device includes the connection hook set by the position of corresponding annular ditch groove towards one end of introducer.
As being further improved for embodiment of the present invention, the pushing in device further includes the engaging for connecting the hook
Portion, the holding section, which is provided with, can accommodate connection hook groove mobile in it, and the erection device includes main part,
Two end side surfaces of the main part are both provided with dismountable guidance part, and one end of the main part, which is additionally provided with, removably to be connect
Contact portion, the main part are the cylinder of inner hollow, and the side of the guidance part and the main part is connected through a screw thread.
The invention has the advantages and positive effects that:
(1)Specification conveys the dangerous pipelines such as natural gas, conveying hazardous chemical, transfer oil in replacement and repair, formulates peace
Full constructing operation specification.Shorten the time of fire operation, improves production efficiency.
(2)Soluble material system is used for the pusher of water-soluble pipeline plug and required auxiliary material
At, it can thoroughly decompose, without taking-up, will not pollute and block pipeline, it is biodegradable not pollute the environment;
(3)It operates with simply, is not necessarily to extra power, installation can be rapidly completed in operating personnel by hand, and it is a large amount of to reduce early period
Preparation, save resource;
(4)Product itself intensity is high, and uniform force, proof pressure ability is strong, effectively prevents the generation of accident, improves dangerous pipe
Road construction when safety.
(5)Product is packed in a manner of complete repair packet, and from the cleaning of pipeline, to installation is complete, used correlation assists
In material uniform packing a to packaging, use is allowed to become more convenient.
Description of the drawings
Fig. 1 is the assembling structure schematic diagram of water-soluble plugging device;
Fig. 2 is the axial schematic cross-sectional view of water-soluble plugging device;
Fig. 3 is the structural schematic diagram in the pressure-bearing portion of water-soluble plugging device;
Fig. 4 is the structural schematic diagram of the pressure-bearing portion part of water-soluble plugging device;
Fig. 5 is the assembling structure schematic diagram of the present invention;
Fig. 6 is the axial schematic cross-sectional view in pressure-bearing portion of the present invention;
Fig. 7 is the structural schematic diagram in pressure-bearing portion of the present invention;
Fig. 8 is the using state structure diagram of water-soluble plugging device of the invention;
Fig. 9 is the structural schematic diagram in water-soluble ductus arteriosus occluder portion of the invention;
Figure 10 is the structural schematic diagram that water-soluble plugging device of the invention consolidates fastening part;
Figure 11 is the structural schematic diagram of water-soluble plugging device pressure-bearing segment section of the invention;
Figure 12 is water-soluble ductus arteriosus occluder portion of the invention schematic top plan view
Figure 13 is the schematic diagram of water-soluble plugging device mounting device of the invention;
Figure 14 is the assembling structure schematic diagram of the present invention;
Figure 15 is the cross-sectional cut-away structural schematic diagram in pressure-bearing portion of the present invention;
Figure 16 is the cross-sectional cut-away structural schematic diagram of present invention lock glue sealing ring;
Figure 17 is the axial cross section schematic cross-sectional view of present invention lock glue sealing ring;
Figure 18 is the structural schematic diagram of erection device of the present invention;
Figure 19 is the guidance part structural schematic diagram of the present invention;
Figure 20 is the structural schematic diagram of pusher of the present invention;
Figure 21 is the structural schematic diagram of launched portion of the present invention;
Figure 22 is the structural schematic diagram present invention introduces device;
Figure 23 is the schematic cross-sectional view of the introducer of the present invention;
Figure 24 is the schematic cross-sectional view of pusher of the present invention;
Figure 25 is the structural schematic diagram of pusher of the present invention;
In figure, closure part 1, pressure-bearing portion 2, fluid sealant 3, receiving portion 4, adhesive tape 5, hollow space 6, flexible or elastic extension 7, pressure-bearing
Segment section 8, through-hole 9, ring bodies 10, main part 11, guidance part 12, contact site 13, pusher 14, magnetic means 15 introduce
Device 16, clamping portion 17, axis hole 18, inner wall extension 19, endless groove 20, outer wall extension 21, annular ditch groove 22, locking push-in dress
23 are set, holding section 24 connects hook 25, hydraulic jack 26, pushing in device 27, push rod 28, control device 29, launched portion
30, threaded rod 31, the inner wall 32 of introducer, the outer wall 33 of introducer, fixing bracket 34, sliding recess 35, circular protrusion 36 is soft
Property or elastic extension and pressure-bearing portion the angle 37 being axially formed, interconnecting piece 38, anti-rotation protrusion 39, connecting rod 40, fastening part 41,
Internal thread 46, anti-rotation groove 47, extension are locked in handle 42, locking pushing in device head 43, connecting rod 44, prominent auxiliary section 45
48, closure part head 49, lock glue sealing ring 50.
Specific implementation mode
Below with reference to specific implementation mode shown in the drawings, the present invention will be described in detail.But these embodiments are simultaneously
The present invention is not limited, structure that those skilled in the art are made according to these embodiments, method or functionally
Transformation is included within the scope of protection of the present invention.
In each diagram of the application, for the ease of illustration, structure or partial certain sizes can be relative to other knots
Structure or part are exaggerated, and therefore, are only used for the basic structure of the theme of diagram the application.
In addition, the term of the representation space relative position used herein such as "upper", " top ", "lower", " lower section " is
A unit as shown in the drawings or feature are described relative to another unit or feature for the purpose convenient for explanation
Relationship.The term of relative space position can be intended to include equipment in use or work other than orientation as shown in the figure not
Same orientation.For example, if the equipment in figure overturn, it is described as being located at other units or feature " below " or " under "
Unit will be located at other units or feature " top ".Therefore, exemplary term " lower section " can include above and below both
Orientation.Equipment can be otherwise directed(It is rotated by 90 ° or other directions), and be interpreted accordingly it is used herein with it is empty
Between relevant description.
The technology contents of involved erection device to facilitate the understanding of the present invention, first just water solubility of the present invention is sealed
The technology contents of stifled device, choose one such and its installation method introduction, so as to the understanding that can be more prone to.
Embodiment 1
A kind of pipeline water solubility device method for blocking, compared with the existing technology in pipeline maintenance mode, water of the present invention
The method that dissolubility device blocks is passed through in the maintenance period in pipeline to be repaired by the water-soluble characteristic of plugging device
It is repaired after placing plugging device, during the pipeline maintenance to improve the flammable and explosive substances such as conveying natural gas, oil
Safety after the completion of to be repaired, wash away dissolving by the water quality in pipeline, does not influence the unobstructed of pipeline.Common repair step
Including(1)Cut that old pipeline is to be replaced or helpdesk cuts off by cold cut;(2)Using clean wiping cloth by step(1)In cut off
The old pipeline inner wall of place both sides is cleaned to no greasy dirt state;(3)According to the temperature conduction that weld bond when welding generates, the temperature of product is arrived
Degree is less than 80 DEG C, determines that block portion is first mounted in pipeline by position;(4)Fluid sealant is close to block portion;(5)Push-in is according to suitable
Pressure-bearing portion is pushed in turn in sequence;(6)The other end of pipeline is also carried out according to above step.(7)To step(1)In the place of cutting off be pushed into
New pipeline;(8)New pipeline is weldingly connected with old pipeline.
The invention mainly relates to pipeline water solubility device method for blocking comprising:
1)The step of determining water solubility fluid sealant installation site, the default installation temperature of water solubility fluid sealant, welds according to pipeline
Temperature conduction is to specific position when connecing, if the temperature of pipeline certainly should less than default installation temperature when the specific position welds
Specific position can be used as the installation site of the water-soluble fluid sealant to the direction far from weld;
2)The water-soluble fluid sealant is fixed in pipeline, by pushing away by the step of carrying out righting to the water-soluble fluid sealant
It send the erection device of device to carry out righting to the water-soluble fluid sealant, it is made to keep parallel with pipeline or close to parallel;
3)Closure part righting step, the form of pipeline is entered according to the closure part, decides whether to carry out righting, if institute
State closure part enter pipeline form keep it is parallel with pipeline or close to it is parallel when, then without to the closure part progress righting;
If the closure part enters the form of pipeline and pipeline there are when larger drift angle, by the erection device to the closure part
Carry out righting;
4)Closure part installation steps are sealed the closure part from pipeline tapping portion to the water solubility from the pusher
Glue location push, and apply certain pressure to the closure part;
5)The pressure-bearing portion is pushed to the position mutually closed on the closure part, and is applied to pressure-bearing portion by pressure-bearing portion installation steps
Add certain pressure, it is made closely to be connect with closure part.
Step 4)In apply certain pressure to the closure part, the water-soluble fluid sealant should be made to enter the closure part
With the side of inner wall of the pipe adjacency section.
Embodiment 2
Picture 1-4, shown in Figure 11, the water-soluble pipeline plug of multistage of the present invention, including one seal made of water-soluble substance
Stifled portion, fluid sealant, cylindrical pressure-bearing portion composition.Manifold pressure pushes closure part first, crush seal glue after the stress of closure part,
Fluid sealant is squeezed the round estrade shape hole filled up among pressure-bearing portion, then flows to the receiving portion of the annular groove on the outside of pressure-bearing portion,
Form multiple sealing rings.The sealing performance of product is improved whereby.
The side that closure part is contacted with inner wall of the pipe is provided with for the adhesive tape with pipe bonding.
It is equipped with the flexible or elastic extension for forming hangnail shape with push-in direction on the outside of pressure-bearing portion, can be pushed into, in pipeline
Pressure occurs, and when pushing pressure-bearing portion backward, the edge in pressure-bearing portion increases frictional force inversely in tube wall.Pressure-bearing property just obtains
It improves.Pressure-bearing portion is assembled by multiple pressure-bearing segment section fitment combinations, at interval of several hangnails flexibility or elastic epitaxial structure
There are one the annular grooves communicated with inside for meeting.Hollow, one end open other end closing is formed inside pressure-bearing portion.
Pressure-bearing portion edge is the flexible or elastic extension of the ring bodies of protrusion, is in reversed acanthoid, when hangnail is pushed into pipeline
Forward, it is reverse when taking-up.It is the hollow space of round estrade shape inside pressure-bearing portion.It is set there are one groove every several ring bodies,
Groove is connected with interior hollow section by through-hole, is round estrade shape hollow design inside pressure-bearing portion.Pressure-bearing portion hangnail up time
Needle wind direction is open, and counterclockwise closes.
The closure part is cylinder, and the side that place is met with inner wall of the pipe is equipped with sticking adhesive tape.
The fluid sealant is cylindrical fluid.
Embodiment 3
Such as Fig. 5-7, shown in Figure 11, a kind of water-soluble umbrella plugging device of the present invention, including a spiral shell made of water-soluble substance
Bolt shape closure part, pressure-bearing portion are cylindric comprising interior hollow section, circular fluid sealant composition.Closure part in pipeline by producing
Raw pressure is moved to pressure-bearing portion direction, crush seal glue when mobile, after fluid sealant is squeezed filling closure part and pressure-bearing portion with
The fine gap of inner wall of the pipe, the fine gap that closure part and pressure-bearing portion edge are contacted with inner wall of the pipe seal tight.It blocks
Portion's stress moves backward, the shape of threads protrusion of bolt shape closure part design, the locking internal thread shape groove being stuck in inside pressure-bearing portion
On, pressure-bearing portion is motionless.When closure part and pressure-bearing portion are assembled, closure part bottom, there are space, is not contacted with pressure-bearing portion.Dress
With after the completion, closure part is pressurized and moves backward in real work, and the head cambered surface of closure part side will become larger, and keep pressure-bearing portion tighter
Close is bonded with inner wall of the pipe, increases the pressure-bearing property of product.It is designed the pressure conversion suffered by closure part to pressure-bearing by this
In the inner wall of the pipe that portion is contacted with inner wall of the pipe, as long as the pressure in pipeline is less than the limit of rupture pressure of product, pipeline internal pressure
Power is bigger, and pressure-bearing portion contacts closer with inner wall of the pipe, and the bearing capacity of product will be higher.It is blocked in order to preferably fixed
The side in portion and pressure-bearing portion, closure part and pressure-bearing portion is provided with water-soluble adhesive tape.
The head of bolt shape closure part is globoidal structure, and side is cambered surface, and cambered surface is connected with threaded extension.It blocks
The edge that size portion is contacted with inner wall of the pipe is flexible or elastic construction, adapts to the deformation of pipeline and because corrodes the recessed of generation
Hole.
Circular protrusion on the outside of pressure-bearing portion forms the flexible or elastic outer of hangnail shape, flexible or elastic extension and pressure-bearing
The angle being axially formed in portion is to be less than 90 degree more than 0 degree, can be pushed into, and when manifold pressure goes out to push pressure-bearing portion backward, is held
The edge of splenium inversely in tube wall, increases frictional force.
The closure part is equipped with multilayer umbrella cambered surface;Umbrella cambered surface can cut into multiple fritters,.
The pressure-bearing portion edges of boards edge is flexible and designed with hangnail, and when hangnail is pushed into pipeline forward, when taking-up is reverse.
Pressure-bearing portion inner circular hollow structure, is internally provided with the locking internal thread shape groove coordinated with umbrella cambered surface, and umbrella cambered surface is stuck in
On these locking internal thread shape grooves.
Embodiment 3 is further improved, as shown in figures 8-13, a kind of water-soluble pipeline plug, and including one by water-soluble substance
Manufactured closure part, the cylindric pressure-bearing portion of inner hollow, fastening part composition.It is tensed by two round estrade shape structures, makes envelope
Stifled device outer diameter extends outwardly, and even closer is fixed in pipeline, increases the pressure-bearing property of product.
The interconnecting piece of closure part is round estrade shape structure, and side is equipped with connecting rod, is equipped with screw thread above connecting rod, screw thread can
It is connected with the locking internal thread with postposition fastening part.The extension of closure part is flexible structure, adapt to pipeline deformation and because
Corrode the pit generated.
Be equipped with circular protrusion on the outside of pressure-bearing portion, form the flexible or elastic extension of hangnail shape, flexible or elastic extension with
The angle being axially formed in pressure-bearing portion is to be less than 90 degree more than 0 degree, can forward be pushed into manifold pressure appearance, is acted in pressure
Under when pushing pressure-bearing portion backward.The hangnail of pressure-bearing portion extension enhances load performance inversely in tube wall.Pressure-bearing portion is by multiple ring-types
Fitment combination is assembled.Pressure-bearing portion internal void is round estrade shape structure, is equipped with anti-rotation groove.The round estrade shape in pressure-bearing portion
The hollow round estrade auxiliary section less than closure part, when tension, can just make the diameter expansion in pressure-bearing portion, even closer with tube wall
Fitting.
Closure part is that pressure-bearing portion coordinates with pressure-bearing portion, and the connecting rod of closure part passes through pressure-bearing portion, tightens fastening part.By twisting
The nut being close to above extension bar, the circular conical surface of closure part props up pressure-bearing portion after tensing stress, and pressure-bearing portion diameter stress extends outwardly
With inner wall of the pipe stress, adhesive tape is closer to be pasted onto in inner wall of the pipe.Reach pressure-bearing purpose.
In the extension that closure part is contacted with inner wall of the pipe, there are multiple flexible extensions, it can be with contraction distortion.Closure part round estrade
Shape structure is equipped with anti-rotation protrusion, coordinates with the anti-rotation groove inside pressure-bearing portion, plays the purpose for preventing rotation.Closure part is equipped with
Connecting rod is equipped with screw thread above connecting rod.
The central filler fluid sealant of closure part and pressure-bearing portion is tensed, crush seal glue by the screw thread in connecting rod, sealing
Pressure-bearing portion's extension and the fine gap of tube wall and the gap of two centrums are filled after glue stress, achieve the purpose that be fully sealed.
It is also stayed among closure part and pressure-bearing portion after thoroughly tensing at regular intervals, it is ensured that there are sufficient overdose spaces for fluid sealant.
The interconnecting piece of the closure part is round estrade shape, and connecting rod is equipped with before round estrade shape face, is set in connecting rod
There is screw thread.
The extension that the pressure-bearing portion is contacted with inner wall of the pipe has multiple flexible extensions, can be with contraction distortion.Closure part round platform
Body shape structure is equipped with anti-rotation protrusion, coordinates with the groove inside pressure-bearing portion, plays the purpose for preventing rotation.
The closure part passes through pressure-bearing portion, connection postposition fastening part to tighten fastening part, these three is made to match by connecting rod
Part is fitted close, and is linked into an integrated entity.And crush seal glue, so that fluid sealant is filled tiny gap.
Pressure-bearing portion side extension is the cyclic annular flexible barbs extension in interval.Pressure-bearing portion is internally provided with anti-rotation groove.
The postposition fastening part is cylindric, and centre is equipped with screw thread.Fastening part is equipped with and what pusher coordinated tightens
Hole.
The fluid sealant is the ready-made shape close to cylinder.
The locking pushing in device that installation tool locks pushing in device head by two pans and a handle forms.Front
Locking pushing in device head be equipped with the protrusion auxiliary section that is connect with fastening part.The locking pushing in device head of back is played can
To stablize the effect in pipeline, it is scalable design to tighten handle and intermediate connecting rod, is not influenced by mounting distance, product installation
Handle is far pulled outwardly by distance away from pipeline opening, otherwise mounting distance closely pushes inward.
It is further to improve, Ke Yishi:The lock glue sealing loop-shaped is equivalent to two circles that internal diameter is identical, outer diameter is different
The combination of annulated column, cross section are in step-like by the top on boundary or lower end of axle center, and the side contacted with tube wall is equipped with adhesive tape, can
To be pasted onto in inner wall of the pipe.
Embodiment 4
Such as Figure 11, shown in Figure 14-17, the water-soluble pipeline plug of lock glue sealing ring of the present invention, including one by water-soluble substance
Manufactured pressure-bearing portion further includes that glue sealing ring, fluid sealant, pressure-bearing portion are locked made of water-soluble substance to be cylindrical, the pressure-bearing
It is closed far from pipeline tapping portion one end in portion.
Lock glue sealing ring is for preventing fluid sealant from flowing.
It is equipped with the flexible edge for stretching out the direction hangnail shape opposite with duct orientation is entered on the outside of pressure-bearing portion, can push away
Enter, manifold pressure occurs, and when pushing pressure-bearing portion backward, the edge in pressure-bearing portion increases frictional force inversely in tube wall.Pressure-bearing property
Just it is improved.Pressure-bearing portion is assembled by multiple cyclic annular fitment combinations.It is honeycomb structure inside pressure-bearing portion, can accelerates
Dissolution time.
The intermediate groove filling with sealant of glue sealing ring and pressure-bearing portion is locked, fluid sealant fills the thin of pressure-bearing portion edge and tube wall
Small gap achievees the purpose that sealing.
The lock glue sealing loop-shaped is to be equivalent to the same center of circle in two bottoms, the annulus column that internal diameter is identical, outer diameter is different
Combination, cross section is the top on boundary or lower end in step-like using axle center, and side contact with tube wall can be glued equipped with adhesive tape
It is attached in inner wall of the pipe.
Pressure-bearing portion edge is the flexible or elastic extension of polycyclic bulge-structure, and flexible or elastic extension is held with described
The angle that is axially formed of splenium is less than 90 degree more than 0, and pressure-bearing portion outer wall is flexible or elasticity and just different oblique with multilayer
Ramp shaped hangnail, ramped shaped hangnail forward, in pipeline occur when pressure pushes pressure-bearing portion being reverse when being pushed into pipeline.Inside pressure-bearing portion
It is cellular.Pressure-bearing portion is made of multiple looped sections.
Further to improve, pressure-bearing portion is made of the outer portion segmentation of multiple annular distributions.
Embodiment 5
Such as figure in order to install water-soluble plugging device in petroleum pipeline to be repaired, it is fixed to need to water-soluble plugging device install
Position, and the erection device involved by the present invention will be close when exactly being used to install water-soluble plugging device in petroleum pipeline to be repaired
The position of sealing, pressure-bearing portion and block portion is modified, so that it is at the direction parallel with pipeline in the duct.
As shown in Figure 18-25, the pusher of the present invention for water-soluble pipeline plug, including main part,
Two end side surfaces of main part are both provided with dismountable guidance part, and one end of the main part is additionally provided with dismountable contact
Portion.The main part is the cylinder of inner hollow.The side of the guidance part and the main part is connected through a screw thread.It is described
The side of guidance part is also equipped with ball.The contact site is connected through a screw thread with the main part or the guidance part.Also wrap
Include the pusher for the pusher for water-soluble pipeline plug to be pushed into.The main part, guidance part and
Contact site is that metal is made.Further include being pushed away what is taken out for the pusher of water-soluble pipeline plug using magnetic means
Send device.The guidance part is the smooth annulus column in side.The contact site is flat pan.
Different sizes can be arranged in guidance part, matched from different pipe diameters.
The size of contact site is matched with guidance part, screw thread outstanding usually is arranged in contact site bottom surface, in guidance part
Internal thread is arranged in corresponding position, so that the two connects.
It is more smooth when entering pipeline for erection device, ball or idler wheel can be set in advance in the side of guidance part, roll
Pearl or idler wheel slightly exceed side.It can be directly mounted in the push rod of pusher, directly driven and helped by telescopic push rod
Equipment moves, and in order to which site operation is convenient, erection device is also detachable is mounted on pusher.
The magnetic means is generally arranged at the launched portion of pusher, and magnetic flexible is preset in launched portion.Launched portion is also
Dimension adjustable is matched with different tube diameters, is detachable, threaded rod outstanding, the push with pusher is arranged in bottom surface
The internal thread of bar matches.Push rod is telescopic, and when installation stretches out, and drives the launched portion of end into pipeline from push rod
It is mobile, then erection device is pushed to move.
Another way is that erection device can be directly mounted in the push rod of pusher, by telescopic push rod
Erection device movement is directly driven, in order to which site operation is convenient, erection device is also detachable mounted on pusher
On.
Pusher further includes the introducer being connected on pipeline, a diameter of annulus slightly larger than pipe diameter of introducer
There are being multiple clamping portions in column, one end axially along bottom end is protruding, and clamping portion is that circumferentially direction is uniformly arranged, before clamping portion
End is provided with female axis hole, can be connected through a screw thread with bolt, be kept introducer firm by tightening bolt
It is connected on pipeline.Introducer stretches out one end of clamping portion, and the inner wall surrounding along introducer is stretched out to clamping portion in the stretching of direction
Wall extension forms endless groove with adjacent clamping portion, and the extension elongation of inner wall extension is less than the extension elongation of clamping portion.
Introducer stretches out outer wall stretching extension of the direction from introducer along outer wall around to clamping portion, outer wall extension
Extension elongation is less than the length of inner wall extension, and outer wall extension and the adjoiner of inner wall extension form annular ditch groove.
Pusher further includes the pushing in device coordinated with introducer, and pushing in device includes along push rod side surface circumference direction
One end towards introducer of the holding section being uniformly arranged, holding section is provided with connection hook in the position of corresponding annular ditch groove.
Connection hook is moveably mounted on holding section, and the side of holding section towards pushing in device is provided with to be extended radially out along push rod
Fixing bracket, the sliding recess that can hold connection hook sliding is provided on fixing bracket, connection hook can be slided along sliding recess
It is dynamic, and can be fixed the position of connection hook by the fixing device of the sliding recess other side, connection hook is stretched out along holding section
Direction is protruding, and top forms crozier, and the hook-shaped front end of crozier can stretch into outer wall extension and extend with inner wall just
In the annular ditch groove that the adjoiner in portion is formed, telescopic hemisphere card body can also be arranged in crozier front end, more so as to the two
Closely engaging.The fixing device can be that connection hook is threaded through the bottom of groove, with bolt coordinate solid
It is fixed.Stabilizers are additionally provided on fixing bracket with the intensity of reinforced support.
Push rod is connected with driving device, and to drive push rod to stretch out and withdraw, usual available hydraulic jack is realized.
The front end of push rod, the typically bottom surface of launched portion are arranged position sensor, pipeline are stretched into detect launched portion
Interior distance;It is additionally provided with temperature sensor, to detect the temperature in pipeline, improves the safety of operation.
Hydraulic jack, temperature sensor and position sensor can be integrated to be controlled by a control device, and control device can
The movement for controlling hydraulic jack, can also show the temperature stretched into distance and pipeline at any time.
Although specific embodiments of the present invention have been described above, it will be appreciated by those of skill in the art that these
It is merely illustrative of, protection scope of the present invention is defined by the appended claims.Those skilled in the art is not carrying on the back
Under the premise of from the principle and substance of the present invention, various changes or modifications can be made to these embodiments, but these are changed
Protection scope of the present invention is each fallen with modification.
It should be appreciated that although this specification is described in terms of embodiments, but not each embodiment only includes one
A independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should will say
As a whole, the technical solution in each embodiment may also be suitably combined to form those skilled in the art can for bright book
With the other embodiment of understanding.
The series of detailed descriptions listed above only for the present invention feasible embodiment specifically
Bright, they are all without departing from equivalent implementations made by technical spirit of the present invention not to limit the scope of the invention
Or change should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of pipeline water solubility device method for blocking, specific steps include successively:
1)The step of determining water solubility fluid sealant installation site, the default installation temperature of water solubility fluid sealant, welds according to pipeline
Whether the temperature of pipeline is less than default installation temperature when temperature conduction to specific position when connecing, if being less than default installation temperature,
The installation site of the water-soluble fluid sealant is then can be used as to the direction far from weld from the specific position;
2)The water-soluble fluid sealant is fixed in pipeline, by pushing away by the step of carrying out righting to the water-soluble fluid sealant
It send the erection device of device to carry out righting to the water-soluble fluid sealant, it is made to keep parallel with pipeline or close to parallel;
3)Closure part righting step, the form of pipeline is entered according to the closure part, decides whether to carry out righting, if institute
State closure part enter pipeline form keep it is parallel with pipeline or close to it is parallel when, then without to the closure part progress righting;
If the closure part enters the axis after pipeline with the axis of pipeline to be repaired there are when larger drift angle, filled by the righting
It sets and righting is carried out to the closure part;
4)Closure part installation steps are sealed the closure part from pipeline tapping portion to the water solubility from the pusher
Glue location push, and apply certain pressure to the closure part;
5)The pressure-bearing portion is pushed to the position mutually closed on the closure part, and is applied to pressure-bearing portion by pressure-bearing portion installation steps
Add certain pressure, it is made closely to be connect with closure part.
2. a kind of pipeline water solubility device method for blocking according to claim 1, which is characterized in that step 4)In to described
Closure part applies certain pressure, and it is adjacent with inner wall of the pipe that affiliated pressure should be able to make the water-soluble fluid sealant enter the closure part
Connect the side at place.
3. a kind of water solubility duct closing type device, including water-soluble water-soluble fluid sealant, closure part and pressure-bearing portion, feature
It is, side bottom lock of the closure part far from pipeline tapping portion to be repaired, the side in the closure part or the pressure-bearing portion
Flexible or elastic edge is arranged in face, and the flexible or elastic edge is formed by the different combination of protrusions of multiple height, described convex
The height risen is increased successively by the lateral other side far from the pipeline tapping to be repaired, and the closure part is close to described
Side at pipeline tapping to be repaired is also associated with the pressure-bearing portion.
4. water solubility duct closing type device according to claim 3, which is characterized in that the side of the closure part is also set up
The fluid sealant receiving portion of fluted shape, the fluid sealant receiving portion are used to squeeze to the water-soluble fluid sealant indwelling at this
In the fluid sealant receiving portion of groove-like.
5. water solubility duct closing type device according to claim 4, which is characterized in that the pressure-bearing portion is also equipped with sealing
Glue receiving portion, fluid sealant receiving portion are to be arranged around closure part side surface circumference.
6. water solubility duct closing type device according to claim 4, which is characterized in that the fluid sealant receiving portion is annular
Setting.
7. water solubility duct closing type device according to claim 3, which is characterized in that the closure part is far from pipe to be repaired
Road opening side is additionally provided with lock glue sealing ring, and the water solubility fluid sealant is set to the lock glue sealing ring and the pressure-bearing
The adjacent in portion, the fluid sealant are the shape close to circle ring column around setting, the lock glue sealing along inner wall of the pipe
Circle forms for two annulus columns identical by the internal diameter of bottom concentric but that outer diameter is different, the radius close to pressure-bearing portion side
Less than the radius far from pressure-bearing portion side, the lock glue sealing ring is water-soluble.
8. water solubility duct closing type device according to claim 3, which is characterized in that the closure part and the pressure-bearing portion
For split settings, the closure part and the pressure-bearing portion are additionally provided with anti-rotation protrusion or locking device.
9. a kind of pusher for water-soluble pipeline plug, which is characterized in that including pusher and erection device, institute
It includes the introducer that can be socketed on pipeline to be repaired to state pusher, the telescopic pushing in device being connect with the introducer,
The introducer is additionally provided with fixing device, and the fixing device includes along the outwardly directed clamping portion in introducer bottom and spiral shell
The front end of bolt, the clamping portion is provided with the axis hole with the internal thread that can coordinate with the bolt, can pass through screw thread with bolt
Connection, the inner wall surrounding along the introducer are stretched out to the stretching direction of the clamping portion, form inner wall extension, the introducing
The outer wall of device is stretched out to the stretching direction of the clamping portion, forms outer wall extension, and the inner wall extension with it is described outer
The adjoiner of wall extension forms annular ditch groove, and institute's pusher further includes the pushing in device coordinated with the introducer, described
Pushing in device includes the connection hook set by the position of corresponding annular ditch groove towards one end of introducer.
10. a kind of pusher for water-soluble pipeline plug as claimed in claim 9, which is characterized in that described to push away
It further includes the holding section for connecting the hook to enter device, and the holding section, which is provided with, can accommodate connection hook movement in it
Groove, the erection device includes main part, and two end side surfaces of the main part are both provided with dismountable guidance part, described
One end of main part is additionally provided with dismountable contact site, and the main part is the cylinder of inner hollow, the guidance part with
The side of the main part is connected through a screw thread.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
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CN201810124475.XA CN108331992B (en) | 2018-02-07 | 2018-02-07 | Pipeline water-soluble device blocking method |
PCT/CN2019/072741 WO2019154078A1 (en) | 2018-02-07 | 2019-01-23 | Plugging method of pipe water-soluble device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810124475.XA CN108331992B (en) | 2018-02-07 | 2018-02-07 | Pipeline water-soluble device blocking method |
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CN108331992A true CN108331992A (en) | 2018-07-27 |
CN108331992B CN108331992B (en) | 2023-12-19 |
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CN201810124475.XA Active CN108331992B (en) | 2018-02-07 | 2018-02-07 | Pipeline water-soluble device blocking method |
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WO (1) | WO2019154078A1 (en) |
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CN108999976A (en) * | 2018-09-04 | 2018-12-14 | 沈阳飞机工业(集团)有限公司 | A kind of unilateral installation sealing blocking |
WO2019154078A1 (en) * | 2018-02-07 | 2019-08-15 | 李得恩 | Plugging method of pipe water-soluble device |
CN110752537A (en) * | 2019-09-30 | 2020-02-04 | 国网山东省电力公司昌乐县供电公司 | Special mould for plugging fire clay in cable hole |
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CN115978342A (en) * | 2022-12-26 | 2023-04-18 | 江西洪都航空工业集团有限责任公司 | Plugging device for air tightness detection of aircraft fuel conduit |
CN117837362A (en) * | 2024-03-07 | 2024-04-09 | 山东省农业机械科学研究院 | Water and fertilizer regulating and controlling conveying pipeline |
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WO2019154078A1 (en) | 2019-08-15 |
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