CN106764238B - A kind of self-locking pipeline port is met an urgent need plugging device - Google Patents
A kind of self-locking pipeline port is met an urgent need plugging device Download PDFInfo
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- CN106764238B CN106764238B CN201710103312.9A CN201710103312A CN106764238B CN 106764238 B CN106764238 B CN 106764238B CN 201710103312 A CN201710103312 A CN 201710103312A CN 106764238 B CN106764238 B CN 106764238B
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- ring
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- blocking component
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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
- F16L55/17—Devices for covering leaks in pipes or hoses, e.g. hose-menders from outside the pipe by means of rings, bands or sleeves pressed against the outside surface of the pipe or hose
- F16L55/172—Devices for covering leaks in pipes or hoses, e.g. hose-menders from outside the pipe by means of rings, bands or sleeves pressed against the outside surface of the pipe or hose the ring, band or sleeve being tightened by a tangentially arranged threaded pin and a nut
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pipe Accessories (AREA)
Abstract
The invention discloses a kind of emergent plugging device in self-locking pipeline port, wherein, including blocking component, Screw arbor with nut at both-ends component and friction self-locking component, blocking component is a body that can be enclosed on outside fracture pipeline, at least one ring-shaped gasbag is provided with the inner chamber of blocking component, fracture pipeline can pass through from the inner ring of ring-shaped gasbag, ring-shaped gasbag is connected with an inlet channel extending out to outside blocking component, friction self-locking component includes some groups of the first semicircle fixtures and the second semicircle fixture, every group of first semicircle fixture and the second semicircle fixture can be butted into snap ring and hold tightly on fracture pipeline, snap ring is fixedly connected by Screw arbor with nut at both-ends component with one end of blocking component, the other end connecting valve or shrouding of blocking component.The present invention has the advantages of simple in construction, plugging effect is good, plugging device will not fall off, safe and reliable.
Description
Technical field
The invention belongs to the technical field of pipeline engineering, and in particular to a kind of self-locking pipeline port is met an urgent need plugging device.
Background technology
With Chemical Manufacture scale development and constantly expansion, consersion unit, storage facilities and pipeline pressure are improved constantly, let out
Leakage accident happens occasionally, and causes casualties and environmental pollution and energy waste, therefore consersion unit, storage facilities and pipeline
Emergent closure work becomes very important link in modern petrochemical production and storage and transport process, and there is an urgent need to can be quick
The plugging device of effective and safe is implemented to carry out closure operation to accident pipeline, so as to be effectively controlled to the greatest extent to dangerous matter sources
Amount reduces casualties and environmental pollution and the energy waste that its leakage is made.
Foreign countries' closure damage repair technology development is more early, but with social development and technological progress, many specialized pipes in China
Road closure company arises at the historic moment, and has reached international most advanced level, but compared with foreign countries, China is high in submarine pipeline maintenance, high temperature
Press seal is stifled, line break repairing, and special media repairing etc. technically also has larger gap.
The content of the invention
The technical problems to be solved by the invention are to be directed to above-mentioned the deficiencies in the prior art, there is provided a kind of simple in construction, envelope
Stifled effect is good, plugging device will not fall off, a kind of emergent plugging device in safe and reliable self-locking pipeline port.It is of the invention main
For very to fracture situation caused by human error of the danger medium pipeline in natural calamity or work progress, to prevent
The leakage of medium large area carries out emergent closure or water conservancy diversion processing.
To realize above-mentioned technical purpose, the technical scheme that the present invention takes is：
A kind of self-locking pipeline port is met an urgent need plugging device, wherein, including blocking component, Screw arbor with nut at both-ends component and friction from
Lock set, blocking component are a body that can be enclosed on outside fracture pipeline, are provided with the inner chamber of blocking component at least one
Ring-shaped gasbag, fracture pipeline can pass through from the inner ring of ring-shaped gasbag, and ring-shaped gasbag is connected with one and extend out to blocking component
Outer inlet channel, friction self-locking component include some groups of the first semicircle fixtures and the second semicircle fixture, every group of first semicircle card
Tool and the second semicircle fixture can be butted into snap ring and hold tightly on fracture pipeline, and snap ring passes through Screw arbor with nut at both-ends component and closure
One end of component is fixedly connected, the other end connecting valve or shrouding of blocking component.
To optimize above-mentioned technical proposal, the concrete measure taken also includes：
One end of the first above-mentioned semicircle fixture and one end of the second semicircle fixture are hinged by hinge, the first semicircle fixture
The other end and the other end of the second semicircle fixture be provided with adpting flange, two adpting flanges are interlocked by bolt and fixed,
It is fixedly connected with the first semicircle fixture and the second semicircle fixture.
Above-mentioned Screw arbor with nut at both-ends component includes quantity and snap ring quantity identical pulling force screw rod, each described pulling force screw rod
Central axis it is parallel with central axis.
A pulling force screw rod mounting bracket is provided with above-mentioned each snap ring, one end that blocking component docks with snap ring is consolidated
Surely there is mounting flange, pulling force screw rod one end is fixedly connected with corresponding pulling force screw rod mounting bracket by pull-rod nut, the other end
Through after mounting flange, locked by flange nut and mounting flange.
Quantity and ring-shaped gasbag quantity identical endless groove are provided with the inwall of above-mentioned blocking component, ring-shaped gasbag fills
After gas, the outer portion of ring-shaped gasbag is affixed in endless groove.
Above-mentioned ring-shaped gasbag has three, and axially spaced-apart is arranged in blocking component, and correspondingly, endless groove has three.
Above-mentioned friction self-locking component includes the snap ring of three axially spaced-apart arrangements, and correspondingly, pulling force screw rod has three, draws
Radian is waited to coordinate between power screw rod.
One end of above-mentioned blocking component back to friction self-locking component is provided with extension flange, and blocking component passes through development method
Blue connecting valve or shrouding.
The snap ring of the friction self-locking component of the present invention is fixed on pipeline appearance by two semicircle fixtures using bolt connection
Face, it is parallel with central axis to be provided with a central axis on snap ring, with the mounting hole being connected with pulling force screw rod.Work as drawing
When the mounting hole excessively that power screw rod leads on snap ring applies the load in conduit axis direction to it, snap ring is set to produce around perpendicular to pipeline axle
The trend that line direction rotates, the axial load of pulling force screw rod is converted into snap ring to the pressure to pipeline external surface, forms friction
Self-locking, snap ring is prevented to be slided along pipeline table.Seal assembly is made up of housing and ring-shaped gasbag, and three ring-shaped gasbags are sequentially arranged at
Enclosure interior（There is certain distance between air bag）, when seal assembly is enclosed on pipeline breaking breaking part, rupture location passes through ring-type gas
Capsule is to the position between ring-shaped gasbag and extension flange, and after ring-shaped gasbag inflation, ring-shaped gasbag inner ring is embraced with fracture pipeline
Tightening seal, outer shroud are adjacent to shell inner surface, so that the space sealing that shell inner surface and pipeline external surface are formed and separation,
Processing of damming can be carried out to the liquid of leakage, prevents medium from flowing out；Endless groove is set on the inwall of blocking component, fixes air bag
It is more firm, higher pressure can be resisted.Former and later two mounting flanges are provided with housing, respectively with ring-type friction self-locking mechanism
Pulling force screw rod connects with the blind plate or valve of conduction pipe or closure.When dangerous matter sources medium pipeline needs to carry out port closure or leads
During stream process, blocking component is connected with the blind plate or valve of conduction pipe or closure first, ring-type friction self-locking mechanism is pacified
On pipeline；Then pulling force screw rod is installed again, whole device is fixed on fracture pipeline, finally, by airbag aeration
Blocking component is held fracture pipeline tightly, close on extension flange the valve installed and complete closure, or pass through conduction pipe pair
Medium carries out refluence processing.
The advantages and positive effects of the present invention：
（1）Present apparatus installation rate is fast, can human error of the fluid medium pipeline in natural calamity or work progress
Caused fracture situation, carrying out emergent closure or water conservancy diversion processing prevents medium large area from revealing.
（2）Blocking component is installed the open-ended place of fixed -piping by the present apparatus using combination ring-type friction self-locking mechanism,
It will not fall off during the higher pipe plugging of pressure, securely and reliably.
（3）Blocking component is held tightly pipeline using the pressure bladder of its internal multilayer, and in pipeline outer wall and seal assembly
Throttling cavity is formed in the annulus that may be constructed and adapts to the higher pipe plugging of pressure.
（4）Shell end is provided with standard flange expansion interface, is connected with valve or conduction pipe to the stream inside pipeline
Body is blocked or water conservancy diversion.
Brief description of the drawings
Fig. 1 is entire combination view one of the present invention.
Fig. 2 is entire combination view two of the present invention.
Fig. 3 is the friction self-locking component and pulling force screw combinations view one of the present invention.
Fig. 4 is the friction self-locking component and pulling force screw combinations view two of the present invention.
Fig. 5 is the blocking component structural representation of the present invention.
Fig. 6 is the sectional view of the blocking component of the present invention.
Fig. 7 is the schematic diagram of the ring-shaped gasbag of the present invention；
Fig. 8 is the sectional view of the ring-shaped gasbag of the present invention.
In figure：1 is blocking component, and 2 be pull bar screw arbor assembly, and 3 be friction self-locking component, and 4 be pulling force screw rod, and 5 be pulling force
Screw rod mounting bracket, 6 be the first semicircle fixture, and 7 be hinge, and 8 be pull-rod nut, and 9 be bolt, and 10 be adpting flange, and 11 be
Two semicircle fixtures, 12 be extension flange, and 13 be ring-shaped gasbag, and 14 be inlet channel, and 15 be mounting flange.
Embodiment
Embodiments of the invention are described in further detail below in conjunction with accompanying drawing.
Embodiment 1：When dangerous matter sources medium pipeline needs to carry out port closure or water conservancy diversion processing, blocking component is entered first
Luggage is as follows with detailed process：Self-locking drop-proof locking ring device is assembled, the first semicircle fixture 6 and the second semicircle fixture 11 are passed through
The connection of hinge 7 forms complete circumferential channel fixture, i.e. friction self-locking component 3；Pulling force screw rod 4 is installed into branch by pulling force screw rod
The mounting hole of frame 5 is installed such as Fig. 3, composition self-locking drop-proof locking ring device.Seal assembly 1 is assembled by ring-shaped gasbag 13（Altogether
Three）Once mounting forms seal assembly in steel shell.Overall package, friction self-locking component 3 is passed through into three length
Different pulling force screw rods 4 and the mounting flange 15 of pull-rod nut 8 and seal assembly 1 are connected.By extension flange 12 and accordingly
Conduction pipe connects with valve, makes it have the function of water conservancy diversion and closure.
（1）Water conservancy diversion operating mode one：The implementation steps when fluid media (medium) pipeline occurs and needs to flow backwards processing：Three are opened respectively
Friction self-locking component 2（It is connected and is formed by hinge 7 with the second semicircle fixture 11 by the first semicircle fixture 6）Pass through the first semicircle card
Adpting flange 10 on the semicircle fixture 11 of tool 6 and second is fixed on the outer tube wall near the fracture pipeline mouth of pipe using bolt 9
On, the single unit system previously installed, which is arranged on, to be needed at the mouth of pipe of pipeline of water conservancy diversion；Make three rings of seal assembly 1
Shape air bag 13 can fully contact after inflating with outer tube wall.Three ring-shaped gasbags 13 are inflated successively by compressor, make it
Expanded in gas pressure and hold pipeline outer wall realization sealing tightly（In the annulus that pipeline outer wall and seal assembly 1 may be constructed
Form throttling cavity and adapt to the higher pipe plugging of pressure）, now the higher hydraulic medium of pressure with extension flange 12 by connecting
The conduction pipe connect implements water conservancy diversion processing.
（2）Water conservancy diversion operating mode two：The step of when fluid media (medium) pipeline occurs and needs to block processing：Device installation process is with leading
Stream operating mode is identical, the difference is that what is connected on extension flange 12 is blind plate or valve and pipeline.When for blind plate when, directly will
Three ring-shaped gasbags 13 are inflated successively by Compressor Pipes, it is expanded in gas pressure and are held pipeline outer wall realization sealing envelope tightly
It is stifled to complete.When extend the connection of flange 12 is valve and conduction pipe；Valve is opened first and installed（Device is installed
Process is identical with water conservancy diversion operating mode to substantially reduce the fast fluid of fluid resistance especially flow velocity of equipment installation in flow process
Installation）, then three ring-shaped gasbags 13 are inflated successively by Compressor Pipes, it is expanded in gas pressure and holds pipeline tightly
Outer wall realizes sealing, and now the higher hydraulic medium of pressure is implemented at water conservancy diversion by the conduction pipe being connected with extension flange 12
Reason.Finally valve slowly closing is realized and blocked.
Present apparatus installation rate is fast, can human error of the fluid medium pipeline in natural calamity or work progress cause
Fracture situation, carrying out emergent closure or water conservancy diversion processing prevents medium large area from revealing.Using combination ring-type friction self-locking
Blocking component 1 is installed the open-ended place of fixed -piping by mechanism 3, will not fall off during the higher pipe plugging of pressure, peace
It is complete reliable.Blocking component 1 is held tightly pipeline using the pressure bladder 13 of its internal multilayer, and in pipeline outer wall and seal assembly 1
Throttling cavity is formed in the annulus that may be constructed and adapts to the higher pipe plugging of pressure；Shell end expands provided with standard flange
Interface 12 is opened up, is connected and the fluid inside pipeline is blocked or water conservancy diversion with valve or conduction pipe.
The above is only the preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-described embodiment,
All technical schemes belonged under thinking of the present invention belong to protection scope of the present invention.It should be pointed out that for the art
For those of ordinary skill, some improvements and modifications without departing from the principles of the present invention, the protection of the present invention should be regarded as
Scope.
Claims (8)
- The plugging device 1. a kind of self-locking pipeline port is met an urgent need, it is characterized in that：Including blocking component (1), Screw arbor with nut at both-ends component (2) With friction self-locking component (3), described blocking component (1) is that one can be enclosed on body outside fracture pipeline, described closure At least one ring-shaped gasbag (13) is provided with the inner chamber of component (1), fracture pipeline can be from the inner ring of ring-shaped gasbag (13) In pass through, described ring-shaped gasbag (13) is connected with one and extend out to the inlet channel (14) of blocking component (1) outside, described friction Include some groups of the first semicircle fixtures (6) and the second semicircle fixture (11), the first semicircle fixture described in every group from lock set (3) (6) it can be butted into snap ring with the second semicircle fixture (11) and hold tightly on fracture pipeline, described snap ring passes through to drawing spiral shell Bar assembly (2) is fixedly connected with one end of blocking component (1), and axially spaced-apart arranges between described snap ring, described closure group The other end connecting valve or shrouding of part (1).
- The plugging device 2. a kind of self-locking pipeline port according to claim 1 is met an urgent need, it is characterized in that：Described the first half One end of circle fixture (6) and one end of the second semicircle fixture (11) are hinged by hinge (7), the first described semicircle fixture (6) The other end and the other end of the second semicircle fixture (11) be provided with adpting flange (10), two adpting flanges (10) pass through spiral shell Bolt (9) interlocking is fixed, and the first semicircle fixture (6) is fixedly connected with the second semicircle fixture (11).
- The plugging device 3. a kind of self-locking pipeline port according to claim 2 is met an urgent need, it is characterized in that：It is described to drawing spiral shell Bar assembly (2) includes quantity and snap ring quantity identical pulling force screw rod (4), the central axis of each described pulling force screw rod (4) It is parallel with central axis.
- The plugging device 4. a kind of self-locking pipeline port according to claim 3 is met an urgent need, it is characterized in that：Each described card A pulling force screw rod mounting bracket (5) is provided with ring, one end that described blocking component (1) docks with snap ring is fixed with fixation Flange (15), pulling force screw rod (4) one end are fixedly connected with corresponding pulling force screw rod mounting bracket (5) by pull-rod nut (8), separately After one end passes through mounting flange (15), locked by flange nut and mounting flange (15).
- The plugging device 5. a kind of self-locking pipeline port according to claim 4 is met an urgent need, it is characterized in that：Described closure group Quantity and ring-shaped gasbag (13) quantity identical endless groove, described ring-shaped gasbag (13) inflation are provided with the inwall of part (1) Afterwards, the outer portion of ring-shaped gasbag (13) is affixed in endless groove.
- The plugging device 6. a kind of self-locking pipeline port according to claim 5 is met an urgent need, it is characterized in that：Described ring-type gas Capsule (13) has three, and axially spaced-apart is arranged in blocking component (1), and correspondingly, described endless groove has three.
- The plugging device 7. a kind of self-locking pipeline port according to claim 6 is met an urgent need, it is characterized in that：Described friction is certainly Lock set (3) includes the snap ring of three axially spaced-aparts arrangement, and correspondingly, pulling force screw rod (4) has three, between pulling force screw rod (4) Coordinate Deng radian.
- The plugging device 8. a kind of self-locking pipeline port according to claim 7 is met an urgent need, it is characterized in that：Described closure group One end of part (1) back to friction self-locking component (3) is provided with extension flange (12), and described blocking component (1) passes through development method Blue (12) connecting valve or shrouding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710103312.9A CN106764238B (en) | 2017-02-24 | 2017-02-24 | A kind of self-locking pipeline port is met an urgent need plugging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710103312.9A CN106764238B (en) | 2017-02-24 | 2017-02-24 | A kind of self-locking pipeline port is met an urgent need plugging device |
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| Publication Number | Publication Date |
|---|---|
| CN106764238A CN106764238A (en) | 2017-05-31 |
| CN106764238B true CN106764238B (en) | 2017-12-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710103312.9A Active CN106764238B (en) | 2017-02-24 | 2017-02-24 | A kind of self-locking pipeline port is met an urgent need plugging device |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108087652A (en) * | 2018-02-06 | 2018-05-29 | 钦州学院 | Ship submarine pipeline air heave type device for plugging |
| CN108105524B (en) * | 2018-02-06 | 2024-05-17 | 钦州学院 | Inflatable pipeline plugging tool with pressure relief structure |
| CN109373059B (en) * | 2018-12-10 | 2024-02-23 | 苏州英威荣环保设备制造有限公司 | Air bag type pipeline sealing piece |
| CN109611639A (en) * | 2018-12-29 | 2019-04-12 | 焦作市鸣雷带压密封科技有限公司 | A kind of straight tube blocking clamper |
| CN113864567A (en) * | 2021-11-02 | 2021-12-31 | 临沂市市政管理服务中心 | Temporary underground plugging structure for water supply and drainage engineering |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU629399A2 (en) * | 1977-05-24 | 1978-10-25 | Предприятие П/Я Р-6601 | Device for removing leak in pipeline |
| GB9613040D0 (en) * | 1995-06-22 | 1996-08-28 | Transorganics Ltd | Improved drain plug |
| CN102109080A (en) * | 2010-11-24 | 2011-06-29 | 太原理工大学 | Inner plugging air bag for leakage of risk source pipeline and quick plugging method thereof |
| CN102434754A (en) * | 2010-09-29 | 2012-05-02 | 上海尤加工程机械科技有限公司 | Airbag piston (for slurry shields) for blocking pipes |
| CN104455909A (en) * | 2014-11-28 | 2015-03-25 | 无锡市曙光高强度紧固件有限公司 | Broken water pipe connector |
-
2017
- 2017-02-24 CN CN201710103312.9A patent/CN106764238B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU629399A2 (en) * | 1977-05-24 | 1978-10-25 | Предприятие П/Я Р-6601 | Device for removing leak in pipeline |
| GB9613040D0 (en) * | 1995-06-22 | 1996-08-28 | Transorganics Ltd | Improved drain plug |
| CN102434754A (en) * | 2010-09-29 | 2012-05-02 | 上海尤加工程机械科技有限公司 | Airbag piston (for slurry shields) for blocking pipes |
| CN102109080A (en) * | 2010-11-24 | 2011-06-29 | 太原理工大学 | Inner plugging air bag for leakage of risk source pipeline and quick plugging method thereof |
| CN104455909A (en) * | 2014-11-28 | 2015-03-25 | 无锡市曙光高强度紧固件有限公司 | Broken water pipe connector |
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| CN106764238A (en) | 2017-05-31 |
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