CN108916528A - A kind of welding pipeline blockage device - Google Patents
A kind of welding pipeline blockage device Download PDFInfo
- Publication number
- CN108916528A CN108916528A CN201811110105.7A CN201811110105A CN108916528A CN 108916528 A CN108916528 A CN 108916528A CN 201811110105 A CN201811110105 A CN 201811110105A CN 108916528 A CN108916528 A CN 108916528A
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- Prior art keywords
- external mold
- internal model
- rubber
- outside
- petroleum pipeline
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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
- F16L55/16—Devices for covering leaks in pipes or hoses, e.g. hose-menders
- F16L55/168—Devices for covering leaks in pipes or hoses, e.g. hose-menders from outside the pipe
- F16L55/1683—Devices for covering leaks in pipes or hoses, e.g. hose-menders from outside the pipe by means of a patch which is fixed on the wall of the pipe by means of an adhesive, a weld or the like
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- 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
- F16L55/16—Devices for covering leaks in pipes or hoses, e.g. hose-menders
- F16L55/168—Devices for covering leaks in pipes or hoses, e.g. hose-menders from outside the pipe
- F16L55/1686—Devices for covering leaks in pipes or hoses, e.g. hose-menders from outside the pipe by winding a tape
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Abstract
The present invention relates to a kind of welding pipeline blockage devices.Its technical solution is：Multi-turn oil swellable rubber is wound at the leak point of petroleum pipeline, winding wraps transition reinforcement tree lace on the outside of oil swellable rubber, unvulcanized sheet rubber is wound again, internal model is installed on the outside of the sheet rubber, internal model includes left inside mould and right internal model, internal model is connected and fixed by external mold, the inner cavity of the external mold is equipped with electric heating tube group, the temperature for realizing vulcanization is heated by electric heating tube group, pressure needed for being forced into vulcanization by pressurizing piston device, makes to form corrosion-resistant pressure-resistant rubber between internal model and petroleum pipeline.Beneficial effect is：It is pre-processed by the leak point to petroleum pipeline, then carries out the vulcanization of rubber to petroleum pipeline by special vulcanization plant, formed corrosion-resistant pressure-resistant rubber and realize leak stopping, avoided petroleum pipeline and need to weld to eliminate security risk the problem of reparation.
Description
Technical field
The present invention relates to a kind of welding pipeline blockage device and method, in particular to a kind of welding pipeline blockage dress
It sets.
Background technique
In the exploitation in oil field, collecting defeated is a critically important link, and in this link, petroleum pipeline is existed due to oil liquid
Occurs a large amount of corrosion composition in exploitation, the corrosion leakage of petroleum pipeline is recurrent thing.When oil pipeline is let out
After leakage accident, petroleum transportation is not only influenced, is also polluted the environment, personnel, finance are caused greatly to lose, therefore, finds one
Quickly and effectively pipeline repair mode is critically important to kind.
The mode of site welding is usually used in existing pipeline restorative procedure, it is necessary first to close pipeline valve, stop
Oil transportation carries out scene cleaning greasy dirt, and contaminated area caused by general Oil spills is all bigger, the oil for first being gathered surface with pump
Liquid, which is extracted into, to be drawn in tank truck, is penetrated into the part of earth's surface or even is needed to walk to carry out processing of removing contamination with excavator.Then, then by pipeline
Leak point two sides cut open, then one section of new pipeline connection is welded, during this, it is easy to occur the oil liquid in pipeline again
Outflow, causes secondary pollution, it is also necessary to further cleaning oil pollution work, and need to clear up the oil liquid of pipeline non-
Often clean, otherwise, the high temperature that welding process can generate will cause huge security risk.
In addition, there are also the canoes or binder that use for the prior art, but all it is unable to reach defeated oil pipeline
Therefore the high-pressure delivery requirement of 15-30 megapascal can not be suitable for the leak stopping of petroleum pipeline.
Summary of the invention
The purpose of the present invention is to drawbacks described above of the existing technology, provide a kind of welding pipeline blockage dress
It sets, is pre-processed by the leak point to petroleum pipeline, then rubber is carried out to petroleum pipeline by special vulcanization plant
Vulcanization forms corrosion-resistant pressure-resistant rubber and realizes leak stopping, avoids petroleum pipeline and needs to weld to eliminate safety the problem of reparation
Hidden danger.
A kind of welding pipeline blockage device that the present invention mentions, technical solution are：Including oil swellable rubber（2）,
Tree lace is reinforced in transition（3）, corrosion-resistant pressure-resistant rubber（4）, external mold（5）, internal model（6）, electric heating tube group（7）, connection bolt（9）,
It is pressurized screw rod（10）, Kai Muluoke adhesive（11）, moulding piston（12）, connector sleeve（13）With screw rod reinforcing set 16）, petroleum pipeline
Line（1）Leak point at wind multi-turn oil swellable rubber（2）, in oil swellable rubber（2）Outside winding wraps transition and adds
Strong rubber line（3）, by oil swellable rubber（2）Securely tighten；Reinforce tree lace in the transition（3）Two sides petroleum pipeline and
Tree lace is reinforced in transition（3）Outside is coated with Kai Muluoke adhesive（11）, and wound in the corresponding position of Kai Muluoke adhesive
Unvulcanized sheet rubber installs internal model on the outside of the sheet rubber（6）, internal model（6）Including left inside mould and right internal model, by outer
Mould（5）Internal model is connected and fixed, the inner cavity of the external mold is equipped with electric heating tube group（7）, and the both ends inner wall of external mold
Equipped with screw thread, two groups of pressurizing piston devices are connected through a screw thread in the cavity being separately mounted between petroleum pipeline and external mold,
Pass through electric heating tube group（7）The temperature for realizing vulcanization is heated, pressure needed for being forced into vulcanization by pressurizing piston device makes interior
Mould（6）With petroleum pipeline（1）Between form corrosion-resistant pressure-resistant rubber（4）.
Preferably, above-mentioned internal model（6）The both ends of left inside mould be respectively equipped with half trapezoid boss, the both ends of right internal model are equipped with half
Trapezoid boss, two and half trapezoid boss form complete trapezoid boss, install from left and right horizontal direction by left inside mould and right internal model
To on the outside of the unvulcanized sheet rubber of petroleum pipeline outer wall.
Preferably, above-mentioned internal model（6）Outside install external mold（5）, by the external mold（5）It is mounted on from upper and lower vertical direction
Internal model（6）Outside；The external mold（5）Including upper external mold（5.1）With lower external mold（5.2）, upper external mold（5.1）Inner cavity in the middle part of set
There is dovetail groove（5.3）, lower external mold（5.2）Inner cavity in the middle part of be equipped with dovetail groove；And the dovetail groove being equipped in upper external mold（5.3）With
The trapezoid boss on the top of internal model（6.1）It is cooperatively connected, the trapezoid boss of the lower part of the dovetail groove being equipped with and internal model in lower external mold
It is cooperatively connected, then passes through connection bolt（9）The engaging lug of the horizontal direction of upper external mold and lower external mold is connected and fixed, thus will be interior
Mould is tightly fixed on sheet rubber.
Preferably, above-mentioned pressurizing piston device includes moulding piston（12）, pressurization screw rod（10）, connector sleeve（13）, screw
（14）, pressure sensor（15）It reinforces and covers with screw rod（16）, moulding piston（12）By being pressurized screw rod（10）It reinforces and covers with screw rod
（16）Connection, moulding piston（12）Outside pass through screw（14）With connector sleeve（13）Connection, wherein connector sleeve（13）Outside
Equipped with outer lug boss, it is pressurized screw rod（10）End be equipped with interior plush copper, the two cooperation limit.
Preferably, above-mentioned external mold（5）The pressurization screw rod of one end（10）Pressure sensor is inside installed（15）, other end installation
Temperature transducer（8）.
Preferably, above-mentioned pressurization screw rod（10）It being made of upper cylinder and lower cylinder, upper cylinder and lower cylinder are all semi-cylindrical shaped structures, on
The outer diameter of cylinder is greater than the outer diameter of lower cylinder, and the outer diameter of lower cylinder is less than the internal diameter of internal model, and the outer diameter of upper cylinder is greater than the internal diameter of internal model, but
Less than the internal diameter of external mold.
Preferably, above-mentioned internal model（6）The both ends of inner wall be respectively equipped with raised mold, make corrosion-resistant pressure-resistant rubber（4）'s
Both ends form connection breach.
Preferably, above-mentioned internal model（6）The both ends of left inside mould be respectively equipped with right angled triangle boss, the both ends of right internal model are set
There is right angled triangle boss, two and half trapezoid boss form complete isosceles triangle boss, will be left inside from left and right horizontal direction
Mould and right internal model are installed on the outside of the unvulcanized sheet rubber of petroleum pipeline outer wall.
Preferably, above-mentioned internal model（6）Outside install external mold（5）, by the external mold（5）It is mounted on from upper and lower vertical direction
Internal model（6）Outside；The external mold（5）Including upper external mold and lower external mold, it is equipped with isosceles triangle slot in the middle part of the inner cavity of upper external mold,
Isosceles triangle slot is equipped in the middle part of the inner cavity of lower external mold；And the top of the isosceles triangle slot being equipped in upper external mold and internal model
Isosceles triangle boss is cooperatively connected, the isosceles triangle boss of the lower part of the isosceles triangle slot being equipped with and internal model in lower external mold
It is cooperatively connected, then passes through connection bolt（9）The engaging lug of the horizontal direction of upper external mold and lower external mold is connected and fixed, thus will be interior
Mould（6）It is tightly fixed on sheet rubber.
The beneficial effects of the invention are as follows：The present invention is blocked the leak source of petroleum pipeline by oil swellable rubber, then is passed through
Transition reinforces tree lace and wraps oil swellable rubber, the characteristic of oil expansion is met using oil swellable rubber, by transfer line
Leak source is temporarily blocked, and a temporarily controllable situation is formed；Then, then unvulcanized sheet rubber is wrapped in transition and reinforces tree lace
And two sides a distance, internal model is installed on the outside of the sheet rubber and external mold, startup power supply heat external mold and internal model,
Pressure is applied to sheet rubber by pressurizing piston device again, the vulcanization of sheet rubber, the corrosion resistant of formation are completed after the regular hour
Erosion pressure-resistant rubber can bear biggish pressure, and not need to weld, and realize the reparation leak stopping work of welding petroleum pipeline
Make, avoids a series of welding security risks of bring.
Detailed description of the invention
Attached drawing 1 is the on-the-spot schematic when present invention uses；
Attached drawing 2 is structural schematic diagram of the invention；
Attached drawing 3 is schematic cross-section of the invention；
Attached drawing 4 is the structural schematic diagram of the first embodiment of internal model；
Attached drawing 5 is the structural schematic diagram of second of embodiment of internal model；
Attached drawing 6 is the structural schematic diagram of the third embodiment of internal model；
Attached drawing 7 is the structural schematic diagram of pressurizing piston device；
Attached drawing 8 is the structural schematic diagram of the first embodiment of external mold；
In upper figure：Petroleum pipeline 1, oil swellable rubber 2, transition reinforce tree lace 3, corrosion-resistant pressure-resistant rubber 4, external mold 5, internal model 6,
Electric heating tube group 7, temperature transducer 8, connection bolt 9, pressurization screw rod 10, Kai Muluoke adhesive 11, moulding piston 12, connection
Set 13, screw 14, pressure sensor 15, screw rod reinforcing set 16, glue hole 17, connection breach 18；Leak point a1, a2, leak stopping dress
Set b1, b2, upper external mold（5.1）, lower external mold（5.2）, dovetail groove（5.3）, trapezoid boss（6.1）.
Specific embodiment
Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings, it should be understood that preferred reality described herein
Apply example only for the purpose of illustrating and explaining the present invention and is not intended to limit the present invention.
Reference attached drawing 1-3, a kind of welding pipeline blockage device that the present invention mentions, technical solution are：Including meeting oil
Expanded rubber（2）, transition reinforce tree lace（3）, corrosion-resistant pressure-resistant rubber（4）, external mold（5）, internal model（6）, electric heating tube group（7）,
Connect bolt（9）, pressurization screw rod（10）, Kai Muluoke adhesive（11）, moulding piston（12）, connector sleeve（13）It is reinforced with screw rod
Set 16）, petroleum pipeline（1）Leak point at wind the commercially available oil swellable rubber of multi-turn（2）, in oil swellable rubber（2）Outside
Side winding wraps transition and reinforces tree lace（3）, by oil swellable rubber（2）Securely tighten；Reinforce tree lace in the transition（3）
Two sides petroleum pipeline and transition reinforce tree lace（3）Outside is coated with Kai Muluoke adhesive（11）, and it is viscous in Kai Muluoke
The corresponding position of mixture winds unvulcanized sheet rubber, installs internal model on the outside of the sheet rubber（6）, internal model（6）Including a left side
Internal model and right internal model, pass through external mold（5）Internal model is connected and fixed, the inner cavity of the external mold is equipped with electric heating tube group
（7）, and the both ends inner wall of external mold is equipped with screw thread, and two groups of pressurizing piston devices are connected through a screw thread and are separately mounted to petroleum pipeline
In cavity between external mold, pass through electric heating tube group（7）The temperature of vulcanization is realized in heating, is forced by pressurizing piston device
Pressure needed for vulcanization, makes internal model（6）With petroleum pipeline（1）Between form corrosion-resistant pressure-resistant rubber（4）.
Referring to attached drawing 4, internal model of the invention（6）The both ends of left inside mould be respectively equipped with half trapezoid boss, the two of right internal model
End is equipped with half trapezoid boss, and two and half trapezoid boss form complete trapezoid boss, from left and right horizontal direction by left inside mould and the right side
Internal model is installed on the outside of the unvulcanized sheet rubber of petroleum pipeline outer wall.
Referring to attached drawing 2, internal model of the invention（6）Outside install external mold（5）, by the external mold（5）From vertical side up and down
To being mounted on internal model（6）Outside；The external mold（5）Including upper external mold（5.1）With lower external mold（5.2）, upper external mold（5.1）It is interior
Dovetail groove is equipped in the middle part of chamber（5.3）, lower external mold（5.2）Inner cavity in the middle part of be equipped with dovetail groove；And what is be equipped in upper external mold is trapezoidal
Slot（5.3）With the trapezoid boss on the top of internal model（6.1）It is cooperatively connected, the lower part of the dovetail groove being equipped with and internal model in lower external mold
Trapezoid boss is cooperatively connected, then passes through connection bolt（9）The engaging lug of the horizontal direction of upper external mold and lower external mold is connected and fixed,
To which internal model is tightly fixed on sheet rubber.
Referring to attached drawing 7, pressurizing piston device includes moulding piston（12）, pressurization screw rod（10）, connector sleeve（13）, screw
（14）, pressure sensor（15）It reinforces and covers with screw rod（16）, moulding piston（12）By being pressurized screw rod（10）It reinforces and covers with screw rod
（16）Connection, moulding piston（12）Outside pass through screw（14）With connector sleeve（13）Connection, wherein connector sleeve（13）Outside
Equipped with outer lug boss, it is pressurized screw rod（10）End be equipped with interior plush copper, the two cooperation limit.
In addition, external mold of the invention（5）The pressurization screw rod of one end（10）Pressure sensor is inside installed（15）, other end peace
Fill temperature transducer（8）, for controlling the pressure and temperature of vulcanization.
Referring to attached drawing 7, it is pressurized screw rod（10）Integral structure is formed by upper cylinder and lower cylinder, upper cylinder and lower cylinder are all semicircular cylinders
Shape structure, the outer diameter of upper cylinder is greater than the outer diameter of lower cylinder, and the outer diameter of lower cylinder is less than the internal diameter of internal model, and the outer diameter of upper cylinder is greater than internal model
Internal diameter, but be less than external mold internal diameter.In use, pressurization screw rod（10）Upper cylinder be threadedly coupled with external mold, lower cylinder and moulding are living
Plug（12）It is flexibly connected,
In addition, above-mentioned internal model（6）The both ends of inner wall be respectively equipped with raised mold, make corrosion-resistant pressure-resistant rubber（4）Both ends shape
, in this way can be when there are multiple leak sources in petroleum pipeline at connection breach 18, when each leak source is repaired respectively, each section is corrosion-resistant
Pressure-resistant rubber can be mutually embedded in together, to form stronger entirety.
The application method for the welding pipeline blockage device that the present invention mentions, technical solution is to include the following steps：
1, it firstly, the silt of the greasy dirt liquid near the leak point of petroleum pipeline and pollution is cleared up, has cleared up and has detected again
The toxic gas of volatilization（Hydrogen sulfide, hydrogen fluoride etc.）, gas pressure, oxygen content, can just enter after three qualifieds existing
Field construction；
2, oil swellable rubber 2 is wrapped at the leak point a1 of petroleum pipeline 1, wind multi-turn after, then by transition reinforce tree lace 3
It is wrapped in the outer ring of oil swellable rubber 2, oil swellable rubber is firmly tightened, to be carried out for the sheet rubber of vulcanization outer layer
Prepare；
3, it polishes respectively 50 centimetres of erosion resistant coating of petroleum pipeline in the two sides that tree lace 3 is reinforced in transition, by Kai Muluoke adhesive 11
It is coated in the petroleum pipeline polished and the outer wall of tree lace is reinforced in transition；And it is wound in the corresponding position of Kai Muluoke adhesive 11
Unvulcanized sheet rubber, has refilled internal model, is installed on the outside of unvulcanized sheet rubber from left and right horizontal direction by internal model, then will be outer
Mould is mounted on the outside of internal model from upper and lower vertical direction, and the dovetail groove being equipped in upper external mold and the trapezoid boss of upper internal model are matched
Connection is closed, the trapezoid boss of the dovetail groove and core insert that are equipped in lower external mold is cooperatively connected, then by connecting bolt 9 for upper external mold
It is connected and fixed with the engaging lug of the horizontal direction of lower external mold；
4, the inner cavity of external mold is equipped with electric heating tube group 7, and the both ends inner wall of external mold is equipped with screw thread, by two groups of pressurizing piston device groups
It installs, is connected through a screw thread in the cavity being separately mounted between petroleum pipeline and external mold；Wherein pressurizing piston device includes pressure
Glue piston 12, pressurization screw rod 10, connector sleeve 13, screw 14, pressure sensor 15 and screw rod reinforcing set 16, moulding piston 12 passes through
Pressurization screw rod 10 is connect with screw rod reinforcing set 16, and the outside of moulding piston 12 is connect by screw 14 with connector sleeve 13, wherein even
The outside of female connector 13 is equipped with outer lug boss, and the end of pressurization screw rod 10 is equipped with interior plush copper, the two cooperation limit；
5, the electric heating heat group 7 for opening external mold, starts to vulcanize, and raw stock can be added by glue hole 17 and carry out rubber
Supplement, and drive pressurization screw rod 10 to rotate by 16 rotation of screw rod reinforcing set and move inward, and then drive moulding piston 12
Move inward pressure needed for being forced into the vulcanization of rubber；When needing glue hole to supplement rubber, by the one or both ends of external mold
Screw rod reinforcing set 16 reversely rotate, and drive pressurization screw rod 10 rotation move outward, by pressurization 10 end of screw rod in
Plush copper cooperation, moulding piston 12 is proposed outward, then the glue hole on the lower cylinder and external mold for passing through pressurization screw rod 10 is by rubber
Piece adds, repetitive operation, until vulcanization finishes, forms corrosion-resistant pressure-resistant rubber；
6, after vulcanizing, the pressurizing piston device at external mold both ends is taken out in rotation, and dismantles two connection spiral shells of external mold engaging lug
Bolt, external mold and lower external mold in opening, then two internal models are taken out respectively, vulcanization plant disassembly finishes, and completes the reparation of petroleum pipeline
Plugging operation.
Embodiment 2, referring to attached drawing 5, difference from Example 1 of the present invention is internal model of the invention（6）Left inside mould
Both ends are respectively equipped with right angled triangle boss, and the both ends of right internal model are equipped with right angled triangle boss, and two and half trapezoid boss are formed
Complete isosceles triangle boss, is installed to the unvulcanized of petroleum pipeline outer wall from left and right horizontal direction by left inside mould and right internal model
Sheet rubber on the outside of.
In addition, internal model（6）Outside install external mold（5）, by the external mold（5）Internal model is mounted on from upper and lower vertical direction
（6）Outside；The external mold（5）Including upper external mold and lower external mold, isosceles triangle slot is equipped in the middle part of the inner cavity of upper external mold, it is lower outer
Isosceles triangle slot is equipped in the middle part of the inner cavity of mould；And the isosceles on the top of the isosceles triangle slot being equipped in upper external mold and internal model
Triangle boss is cooperatively connected, the isosceles triangle boss cooperation of the lower part of the isosceles triangle slot being equipped with and internal model in lower external mold
Connection, then pass through connection bolt（9）The engaging lug of the horizontal direction of upper external mold and lower external mold is connected and fixed, thus by internal model
（6）It is tightly fixed on sheet rubber.
Embodiment 3, referring to attached drawing 6, difference from Example 1 of the present invention is internal model of the invention（6）Left inside mould
Both ends are respectively equipped with half elliptic boss, and the both ends of right internal model are equipped with half elliptic boss, and two groups of half elliptic boss have been formed
Left inside mould and right internal model are installed to the unvulcanized rubber of petroleum pipeline outer wall from left and right horizontal direction by whole ellipse around boss
On the outside of piece, oval structure can be more convenient to operate.
In addition, internal model（6）Outside install external mold（5）, by the external mold（5）Internal model is mounted on from upper and lower vertical direction
（6）Outside；The external mold（5）Including upper external mold and lower external mold, it is equipped with elliptical slot in the middle part of the inner cavity of upper external mold, lower external mold
Elliptical slot is equipped in the middle part of inner cavity；And the ellipse around boss on the top of the elliptical slot and internal model that are equipped in upper external mold, which cooperates, to be connected
It connects, the ellipse around boss of the lower part of the elliptical slot being equipped with and internal model is cooperatively connected in lower external mold, then passes through connection bolt（9）It will
The engaging lug of the horizontal direction of upper external mold and lower external mold is connected and fixed, thus by internal model（6）It is tightly fixed on sheet rubber.
The above, is only part preferred embodiment of the invention, and anyone skilled in the art may benefit
Equivalent technical solution is modified or is revised as with the technical solution of above-mentioned elaboration.Therefore, technology according to the present invention
Any simple modification or substitute equivalents that scheme is carried out, belong to the greatest extent the scope of protection of present invention.
Claims (6)
1. a kind of welding pipeline blockage device, it is characterized in that：Including oil swellable rubber（2）, transition reinforce tree lace（3）, it is resistance to
Corrode pressure-resistant rubber（4）, external mold（5）, internal model（6）, electric heating tube group（7）, connection bolt（9）, pressurization screw rod（10）, Kai Muluo
Gram adhesive（11）, moulding piston（12）, connector sleeve（13）With screw rod reinforcing set 16）, petroleum pipeline（1）Leak point at wind
Multi-turn oil swellable rubber（2）, in oil swellable rubber（2）Outside winding wraps transition and reinforces tree lace（3）, oil expansion will be met
Rubber（2）Securely tighten；Reinforce tree lace in the transition（3）Two sides petroleum pipeline and transition reinforce tree lace（3）Outside
It is coated with Kai Muluoke adhesive（11）, and unvulcanized sheet rubber is wound in the corresponding position of Kai Muluoke adhesive, in institute
Internal model is installed on the outside of the sheet rubber stated（6）, internal model（6）Including left inside mould and right internal model, pass through external mold（5）Internal model is connected and fixed
Together, the inner cavity of the external mold is equipped with electric heating tube group（7）, and the both ends inner wall of external mold is equipped with screw thread, by two groups of pressurizations
Piston apparatus is connected through a screw thread in the cavity being separately mounted between petroleum pipeline and external mold, passes through electric heating tube group（7）Add
Heat realizes the temperature of vulcanization, and pressure needed for being forced into vulcanization by pressurizing piston device makes internal model（6）With petroleum pipeline（1）
Between form corrosion-resistant pressure-resistant rubber（4）;
The pressurizing piston device includes moulding piston（12）, pressurization screw rod（10）, connector sleeve（13）, screw（14）, pressure pass
Sensor（15）It reinforces and covers with screw rod（16）, moulding piston（12）By being pressurized screw rod（10）It reinforces and covers with screw rod（16）Connection, pressure
Glue piston（12）Outside pass through screw（14）With connector sleeve（13）Connection, wherein connector sleeve（13）Outside be equipped with outer lug boss,
It is pressurized screw rod（10）End be equipped with interior plush copper, the two cooperation limit.
2. welding pipeline blockage device according to claim 1, it is characterized in that：The external mold（5）The pressurization spiral shell of one end
Bar（10）Pressure sensor is inside installed（15）, other end installation temperature transducer（8）.
3. welding pipeline blockage device according to claim 1, it is characterized in that：The pressurization screw rod（10）By upper cylinder and
Lower cylinder composition, upper cylinder and lower cylinder are all semi-cylindrical shaped structures, and the outer diameter of upper cylinder is greater than the outer diameter of lower cylinder, and the outer diameter of lower cylinder is less than
The internal diameter of internal model, the outer diameter of upper cylinder is greater than the internal diameter of internal model, but is less than the internal diameter of external mold.
4. welding pipeline blockage device according to claim 1, it is characterized in that：The internal model（6）Inner wall both ends
It is respectively equipped with raised mold, makes corrosion-resistant pressure-resistant rubber（4）Both ends formed connection breach（18）.
5. welding pipeline blockage device according to claim 1, it is characterized in that：The internal model（6）Left inside mould two
End is respectively equipped with right angled triangle boss, and the both ends of right internal model are equipped with right angled triangle boss, and two and half trapezoid boss have been formed
Whole isosceles triangle boss is installed to the unvulcanized of petroleum pipeline outer wall from left and right horizontal direction by left inside mould and right internal model
On the outside of sheet rubber.
6. welding pipeline blockage device according to claim 8, it is characterized in that：The internal model（6）Outside installation it is outer
Mould（5）, by the external mold（5）Internal model is mounted on from upper and lower vertical direction（6）Outside；The external mold（5）Including upper external mold and
Lower external mold, the inner cavity middle part of upper external mold are equipped with isosceles triangle slot, are equipped with isosceles triangle slot in the middle part of the inner cavity of lower external mold；And
The isosceles triangle boss on the top of the isosceles triangle slot being equipped in upper external mold and internal model is cooperatively connected, and is equipped in lower external mold
The isosceles triangle boss of the lower part of isosceles triangle slot and internal model is cooperatively connected, then passes through connection bolt（9）By upper external mold and
The engaging lug of the horizontal direction of lower external mold is connected and fixed, thus by internal model（6）It is tightly fixed on sheet rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811110105.7A CN108916528A (en) | 2018-02-05 | 2018-02-05 | A kind of welding pipeline blockage device |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810113401.6A CN108253225B (en) | 2018-02-05 | 2018-02-05 | A kind of welding petroleum pipeline device for plugging |
| CN201811110105.7A CN108916528A (en) | 2018-02-05 | 2018-02-05 | A kind of welding pipeline blockage device |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810113401.6A Division CN108253225B (en) | 2018-02-05 | 2018-02-05 | A kind of welding petroleum pipeline device for plugging |
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| Publication Number | Publication Date |
|---|---|
| CN108916528A true CN108916528A (en) | 2018-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811108757.7A Withdrawn CN109084117A (en) | 2018-02-05 | 2018-02-05 | A kind of welding pipeline blockage device and method |
| CN201810113401.6A Active CN108253225B (en) | 2018-02-05 | 2018-02-05 | A kind of welding petroleum pipeline device for plugging |
| CN201811110105.7A Withdrawn CN108916528A (en) | 2018-02-05 | 2018-02-05 | A kind of welding pipeline blockage device |
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| CN201811108757.7A Withdrawn CN109084117A (en) | 2018-02-05 | 2018-02-05 | A kind of welding pipeline blockage device and method |
| CN201810113401.6A Active CN108253225B (en) | 2018-02-05 | 2018-02-05 | A kind of welding petroleum pipeline device for plugging |
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| CN108892205A (en) * | 2018-07-30 | 2018-11-27 | 刘玉友 | A kind of application method of the no filtrate sewage-treatment plant of oil field gathering and transportation |
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- 2018-02-05 CN CN201811108757.7A patent/CN109084117A/en not_active Withdrawn
- 2018-02-05 CN CN201810113401.6A patent/CN108253225B/en active Active
- 2018-02-05 CN CN201811110105.7A patent/CN108916528A/en not_active Withdrawn
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| KR200469247Y1 (en) * | 2007-04-13 | 2013-09-30 | 일리노이즈 툴 워크스 인코포레이티드 | System and method for pipe repair |
| CN201293182Y (en) * | 2008-10-16 | 2009-08-19 | 吴发东 | Integration mouth compensating machine for pipeline corrosion protection layer |
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| CN206398262U (en) * | 2017-01-04 | 2017-08-11 | 中国海洋大学 | The fixing device of clip is reinforced for tilting impaired pipe fitting |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN109084117A (en) | 2018-12-25 |
| CN108253225A (en) | 2018-07-06 |
| CN108253225B (en) | 2019-01-08 |
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Application publication date: 20181130 |