CN105909915A - Device for repairing pipeline leakage - Google Patents
Device for repairing pipeline leakage Download PDFInfo
- Publication number
- CN105909915A CN105909915A CN201610474162.8A CN201610474162A CN105909915A CN 105909915 A CN105909915 A CN 105909915A CN 201610474162 A CN201610474162 A CN 201610474162A CN 105909915 A CN105909915 A CN 105909915A
- Authority
- CN
- China
- Prior art keywords
- flange
- nut
- stud
- cable
- groove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
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
-
- 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
- F16L55/175—Devices for covering leaks in pipes or hoses, e.g. hose-menders from outside the pipe by using materials which fill a space around the pipe before hardening
-
- 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
Abstract
The invention provides a device for repairing pipeline leakage. The device comprises pipelines, multiple injection valve devices and a stud with a groove. The pipelines are connected to a pipeline connector and are connected through a bolt to be kept together so as to seal the pipeline connector, wherein the bolt is formed in the manner that a bolt body is inserted to penetrate a flange on each pipeline, and then nuts are tightly screwed to the bolt body. The multiple injection valve devices are used for releasing internal pressure accumulated between the flanges of the pipelines in subsequent operation. The stud with the groove is inserted through the flanges, the groove of the stud extends by the enough distance to extend to the gap between the pipeline flanges from one end of the stud. A nut is installed at the end, opposite to the open groove, of the stud and is screwed in by the enough distance so that the groove can communicate with the gap, a cap-shaped injection nut is screwed on the stud with the groove to be matched with the flanges, a hole penetrates the injection nut and is aligned with the groove, and then the nut is screwed in. The injection valve devices are installed at one or more positions around the flanges.
Description
Technical field
The present invention relates to repair pipe leakage device, particularly relate under not disturbing pipeline normal operation
Its leakage is repaired and device.
Background technology
China is in fluid container storage and pipeline transportation art at present, the fluid caused due to sudden factor
Dielectric leakage accident happens occasionally.Due to the continuous burn into of pipeline pumped (conveying) medium wash away, temperature, vibration,
Seasonal variations, geological transformation, the impact of the factor such as artificial, inevitably occur on some position of pipeline
Seal failure problem, pressure medium leaks therewith, and as processed not in time, seal failure degree can expand, and lets out
Leakage current amount can be multiplied, and causes enterprise's unplanned stopping production accident and more serious accident.
Common pipe leakage occurs at connecting portion, connecting portion refer to maintenance or change parts and
The detachability arranged on pressure vessel or pipeline builds, and most common of which occurs the position of leakage to be method
Blue.Flange seal is dependent on its connecting bolt and produces pretightning force, is reached by various solid pads or liquid packing
To enough operating unit sealing loads, stoping and leaked by sealing fluid media (medium), belong to forced seal category, it is let out
Leakage form mainly has three kinds: one owing to metal covering and gasket seal intersection can not coincide very well, " boundary to occur
Face leak ", and the form of gasket seal and material unrelated；Second is fiber and the fibre of some gasket material
Certain gap is had so that fluid media (medium) " is permeated by what these gaps produced under certain condition between dimension
Leakage ", typically it is directly proportional to the operating pressure of fluid media (medium), with the physical property such as the viscosity of fluid media (medium) also
There is relation；3rd is that the not good enough gasket seal caused of installation quality compresses excessive or seal pressure deficiency and occurs
" destroyed leaking ".
Dynamic seal (packing) refers to exist under leaking medium pressure, temperature and flow condition, uses special technique means
Carrying out a special kind of skill effectively sealed again, the method that current industrial circle is conventional has " agent injecting type on-line pressure sealant skill
Art ", " adhering and sealing technology with pressure " and " welded seal technology with pressure ".Three kinds of Apis modes are respectively arranged with spy
Point, remarkable in economical benefits, safe and reliable, stop a leak fast and there is good dismoutability, not leaked
The restriction of medium physico-chemical property, it is not necessary to be equipped with specific purpose tool and equipment.But this dynamic seal (packing) needs to stop pipe
Lineman could implement seal operation in the case of making, and affects the work efficiency of pipeline.
Summary of the invention
Therefore on the one hand the purpose of the present invention is to provide a kind of device repairing pipe leakage, including: pipeline,
Pipeline is connected on pipe joint, and is passed through the flange on every pipeline by insertion bolt and twisted by nut
The bolt connection that tight form to bolt is formed keeps together thus sealing pipeline connector；Multiple introduction valves
Device, for discharging the internal pressure accumulated between pipe flange in subsequent operation；Trough of belt stud, passes through
Flange inserts, and the groove of described stud extends enough distances and extends the space between pipe flange from one end of stud,
Nut is arranged on stud and the relative one end of fluting and is screwed into enough distances groove is connected with space, hat shape
Injection nut be screwed on trough of belt stud coordinate flange and by hole through injection nut align with groove, then twist
Enter nut；Introduction valve device, is arranged on the one or more positions around flange.
Preferably, also including introduction valve device, introduction valve includes a stud, extends from space for being formed
The groove to the outside of flange but stopped compared with weakness at the end of stud, injection nut be the form of standard nut also
Be screwed into the enough distances of stud come engagement flange and will extend through injection nut hole align with groove, introduction valve
Being connected to inject nut, valve rod is rotated to open introduction valve.
Preferably, also include Winder, by axle be wound on line thereon and form.
Preferably, line is the high duty metal line standing sufficient intensity under system operational scenario.
Preferably, line uses steel, rustless steel, copper or Meng Naier line.
Preferably, also including cable tensioner and cable tensioning block, cable tensioner is installed and is gone up most
Outside Ceng, by arranging that cable surrounds flange and adjacent line, cable tensioning block be placed on leakage region close on and
Cable firmly clips to cable clamp by fastening nut, and described cable is tightened to cable tensioning block backs down bolt
Tension.
Preferably, also including sealer injection device, it is connected to introduction valve, valve rod Unscrew introduction valve,
Sealer is injected into the gap being wound around below line, by introduction valve until pressure accumulated generation or sealer exist
Position around coil and flange is flowed out.
Preferably, sealer selects according to application-specific, and wherein under low-pressure, sealer selects granular Teflon
Dragon, the application of higher pressure uses the sealer of rapid solidification.
Preferably, the sealer of rapid solidification is with rubber or phenols as base, and setting time is 5-15 minute.
The present invention also aims to provide a kind of and use the method that pipe leakage device repairs pipeline of repairing, bag
Include following steps:
(1) first removing a traditional bolt, the stud of trough of belt is inserted by flange, and groove is from stud
One end extends enough distances and extends the space between pipe flange, and nut is arranged on that stud is relative with fluting
Holding and be screwed into enough distances makes groove be connected with space, and the injection nut of hat shape is screwed on trough of belt stud and coordinates
Also being alignd with groove in hole by flange through injection nut, then nut is screwed into and completes to install, introduction valve device
It is installed in the one or more positions around flange；Or introduction valve device includes a stud, for shape
The groove becoming one outside extending to flange from space of definition but stops compared with weakness at the end of stud, injection spiral shell
Mother is the form of standard nut and is screwed into the enough distances of stud and carrys out engagement flange and will extend through injection nut
Hole align with groove, for complete install, introduction valve be connected to inject nut or injection nut, valve rod is rotated
Open introduction valve；
(2) for starting winding operation, one end of line is the most firmly tied on the bolt in flange gap, line
Outer surface, fluting stud and fluting stud at flange bolt install pitch of the laps to surround Flange joint, often enclose
Line is all strained and coordinates former circle glossily until installing last layer outside gap with arranging, line is follow-up
Layer is become by the circle winding pattern with smooth tension continuous in space.
(3) intermediate point in winding operation is formed after two or three layers, coiling by below existing pitch of the laps and
Line around is pivotally fixed, and operates point subsequently and canned paragraph is placed in pipeline after fixing by this way
The position that flange air gap periphery is different, in winding operation, encapsulant is placed in the intermediate layer of line, line final layer
Top and the top of flange between leave 1/8 inch of little edge, line is by being passed through the lower section and four finally enclosed
Week is fixing, and cuts off line to be completely wound operation
(4) after coiling completes, cable tensioner is installed outside the online the superiors by arranging that cable surrounds method
Blue and adjacent line, cable tensioning block is placed on leakage region and closes on and cable is firmly pressed from both sides by fastening nut
To cable clamp, cable will be tightened towards tensioning block and back down bolt tension, and sealer injection operation starts, and passes through
Closing the valve rod near cable Yu flange contact regional injection valve, sealer injection device is connected to introduction valve,
Valve rod Unscrew introduction valve, sealer is injected into the gap being wound around below line, by introduction valve until pressing
Power accumulation occurs or sealer position around coil and flange is flowed out, and cable is left in place the long enough time
Wait sealer solidifies, valve rod rotary closing introduction valve, and injection device disconnects from introduction valve.
(5) back down bolt be rotated removing the tension force of cable and cable tensioner be rotated to adjacent another
The position of individual introduction valve, sealer injection device is connected to cable and newly contacts neighbouring introduction valve with winding department
And repetitive process, sealer injects each introduction valve in turn until leakage stops, and then sealer is slowly injected into
Until sealer flows out around diatom and cable, by pump again after sealer permission one short time period of stop
Enter all introduction valves；
(6) after sealer solidifies, cable tensioner is removed, and introduction valve is removed from injection nut, installs
Plug, to close closed pore respectively, uses sealer to fill the edge between flange and line, between line is filled on flange bolt
Gap also keeps sealer to remain secured to position under pressure in the system expected as reinforcing element, close
Envelope thing is placed in the outer layer of line until filling the periphery of flange to provide the appearance that complete flange seal is smooth, polish.
According to below in conjunction with the accompanying drawing detailed description to the specific embodiment of the invention, those skilled in the art will
More understand the above-mentioned of the present invention and other purposes, advantage and feature.
Accompanying drawing explanation
Some describing the present invention the most by way of example, and not by way of limitation in detail are specifically real
Execute example.Reference identical in accompanying drawing denotes same or similar parts or part.People in the art
Member is it should be understood that what these accompanying drawings were not necessarily drawn to scale.The target of the present invention and feature are in view of as follows
Description taken together with the accompanying drawings will be apparent from, in accompanying drawing:
Fig. 1 is the side view of mounted introduction valve on leakage pipe flange, and part is cross-sectional view.
Fig. 2 is side view, represents that line is just being wound fixing.
Fig. 3 is side view, represents the cable when sealer is injected and the cable tensioner of installation.
Fig. 4 is the view of installation process, and part is cross-sectional view.
Detailed description of the invention
With reference now to accompanying drawing, the description of details will be provided according to the present invention.
Fig. 1 is the side view that pipe flange connects, it is shown that mounted introduction valve.More specifically, pipeline
10 are connected on pipe joint 14, and and are twisted through the flange 13 on every pipeline 10 by insertion bolt 12
The bolt connection that form on nut 11 to bolt 12 is formed keeps together thus sealing pipeline connector 14.
If leaked at pipe joint 14, need to repair leakage without dismantling Flange joint.For reach as
This effect repaired, the first step is to install multiple introduction valve devices 20.Introduction valve device 20 is used for discharging possibility
Any internal pressure accumulated between pipe flange 13 in the subsequent operation being described below.
For installing introduction valve device 20, first removing a traditional bolt 12, the stud 21 of trough of belt is led to
Cross flange 13 to insert.Groove 25 extends enough distances and extends between pipe flange 13 from one end of stud 21
Space 15.Nut 11 be arranged on stud 21 and the relative one end of fluting and be screwed into enough distances make groove 25 with
Space 15 is connected.The injection nut 20 of hat shape is screwed on trough of belt stud 21 and coordinates flange 13 and by hole 27
Align through injection nut 22 with groove 25.Then nut 11 is screwed into and completes to install.Introduction valve device 20
It is installed in the one or more positions around flange 13.Fig. 1 also show another type of introduction valve dress
Put 30 and include a stud 31, be used for formed definition one outside extending to flange 13 from space 15 but
The groove 33 that the end of stud 31 stops compared with weakness.Injection nut 32 is the form of standard nut and is screwed into spiral shell
The enough distances of post 31 come engagement flange 13 and will extend through injection nut 32 hole 34 align with groove 33.
For completing to install, introduction valve 23 is connected to inject nut 22 or injection nut 32, and valve rod 24 is rotated to beat
Drive introduction valve 23.
Fig. 2 is to show coiling and the side view of fixing operation.Provide Winder 40, typically by axle 41 He
It is wound on line 42 thereon to form.The typical case that the sufficient intensity of system operational scenario usually stood by line 42 is high
Strength wire.According to application and internal leakage pressure and the corrosivity of leaking medium, can use steel,
Rustless steel, copper or Meng Naier line.For starting winding operation, one end of line 42 is the most firmly tied at flange
On the bolt 12 in gap 15, line 42 is at outer surface, fluting stud 21 and the fluting stud of flange bolt 12
If 23 are mounted with pitch of the laps, surround Flange joint.Every astragal 42 is all strained and joins glossily with arranging
Circle before closing is until install last layer outside gap 15.The layer of line 42 then is by connecting in space 15
The continuous circle with smooth tension is wound around line 42 and is formed.
At the intermediate point of winding operation, being usually after forming two or three layers, coiling is by under existing pitch of the laps
The bobbin 41 of side and surrounding is fixed.If it is required, axle 41 much can enclose around lower section and surrounding.It is wound around
It is fixed on operation point subsequently and preferred arrangement canned paragraph by this way around pipe flange gap 15 not
Same position.If desired, the intermediate layer that encapsulant such as stainless steel silk 43 can be placed in line 42 exists
In winding operation.Winding operation proceeds to instruct pipe flange gap 15 to be almost filled out.One little edge,
General about 1/8 inch, stay between top and the top of flange 13 of line 42 final layer.Line 42 passes through
Fix in the lower section of last circle and surrounding through 41, and cut off line 42 to be completely wound operation.
Fig. 3 is that the cable tensioner of side view display cable and installation is when sealer is injected.Complete in coiling
Cheng Hou, cable tensioner 50 is installed outside online 42 the superiors by arranging that cable surrounds flange 13 and adjacent
Line 42.Cable tensioning block 54 is placed on leakage region and closes on and cable 51 is firm by fastening nut 53
Clipping to cable clamp 52, cable 51 is tightened to tensioning block 54 to be backed down bolt 55 and strains.Sealer injection operation
Now begin to by closing the valve rod near cable 51 with flange 13 contact area introduction valve 23.Sealer
Injection device 60 is connected to introduction valve 23, valve rod 24 Unscrew introduction valve 23.Sealer 63 is injected
Enter to be wound around the gap 15 below line 42, by introduction valve 23 until pressure accumulated generation or sealer 63 are online
Position around circle 42 and flange 13 is flowed out.Cable 51 is left in place enough waiting as long for sealer solidification.
Valve rod 24 then rotary closing introduction valve 23, injection device 60 disconnects from introduction valve 23.
Back down bolt 55 and be then rotated removing the tension force of cable 51 and cable tensioner 50 is rotated to
The position of another introduction valve 23 adjacent.Sealer injection device 60 is then connected to cable 51 and coiling
Introduction valve 23 near new contact repetitive process between 42.It is straight that sealer 63 injects each introduction valve 23 in turn
Stop to leakage.Then sealer 63 is slowly injected into knows that sealer flows out around diatom 42 and cable 51.
Sealer 63 allows to stop a short time period, and about 10 minutes, then sealer 63 was pumped into again
All introduction valves 23.
Fig. 4 is at the view that will seal before removing cable 51 around coil.50 quilts are felt in cable tensioning
Remove after sealer 63 waits that enough time solidifies in place.Introduction valve 23 is from injection nut 22 and 32
Removing, plug 26 has been installed and has been closed closed pore 27 and 34 respectively.Sealer 63 applies to fill flange 13 He
Edge between line 42.Line 42 is typically filled the gap 15 on flange bolt 12 and protects as reinforcing element
Hold sealer 63 in position in the system expected under pressure.The outer layer that sealer 63 is placed in line 42 is straight
To filling in the periphery of flange 13 to provide the appearance that complete flange seal is smooth, polish.
Sealer selects according to application-specific.Under low-pressure, granular Teflon che injection, as oil can be by
Use.The application of most of higher pressures must use the sealer of rapid solidification, typically with rubber or phenols
For base.Setting time is generally 5-15 minute.
Although the present invention is described by reference to specific illustrative embodiment, but will not be by these
The restriction of embodiment and only limited by accessory claim.Skilled artisan would appreciate that permissible
In the case of without departing from protection scope of the present invention and spirit, embodiments of the invention can be modified and
Amendment.
Claims (10)
1. the device repairing pipe leakage, it is characterised in that including:
Pipeline (10), described pipeline (10) is connected on pipe joint (14), and by by inserting bolt (12)
Pass through the flange (13) on every pipeline (10) and nut (11) is screwed on bolt (12)
Form formed bolt connect keep together thus sealing pipeline connector (14)；
Multiple introduction valve devices (20), are used for discharging between pipe flange in subsequent operation (13) accumulation
Internal pressure；
Trough of belt stud (21), is inserted by flange (13), and the groove (25) of described stud (21) is from spiral shell
One end of post (21) extends enough distances and extends the space (15) between pipe flange (13), nut (11)
It is arranged on stud (21) and the relative one end of fluting and is screwed into enough distances and makes groove (25) and space (15)
Being connected, the injection nut (20) of hat shape is screwed on trough of belt stud (21) and coordinates flange (13) and incite somebody to action
Aliging through injection nut (22) with groove (25) in hole (27), is then screwed into nut (11)；
Introduction valve device (20), is arranged on the one or more positions around flange (13).
The device of repairing pipe leakage the most according to claim 1, it is characterised in that: also include injection
Valve gear (30), described introduction valve (30) includes a stud (31), for being formed from space (15)
The groove (33) extending to the outside of flange (13) but stop compared with weakness at the end of stud (31), injection
Nut (32) is the form of standard nut and is screwed into stud (31) enough distances and carrys out engagement flange (13)
And will extend through injection nut (32) hole (34) align with groove (33), introduction valve (23) connection
To injection nut (22) or injection nut (32), valve rod (24) is rotated to open introduction valve (23).
The device of repairing pipe leakage the most according to claim 1, it is characterised in that: also include coiling
Device (40), by axle (41) be wound on line thereon (42) and form.
The device of repairing pipe leakage the most according to claim 3, it is characterised in that: described line (42)
It it is the high duty metal line standing sufficient intensity under system operational scenario.
The device of repairing pipe leakage the most according to claim 4, it is characterised in that: described line (42)
Use steel, rustless steel, copper or Meng Naier line.
The device of repairing pipe leakage the most according to claim 1, it is characterised in that: also include cable
Tensioner (50) and cable tensioning block (54), described cable tensioner (50) installs online (42)
Outside the superiors, by arranging that cable surrounds flange (13) and adjacent line (42), described cable tensioning block
(54) it is placed on leakage region to close on and cable (51) firmly clips to cable by fastening nut (53)
Folder (52), described cable (51) is tightened to cable tensioning block (54) backs down bolt (55) tension.
The device of repairing pipe leakage the most according to claim 1, it is characterised in that: also include sealing
Thing injection device (60), it is connected to introduction valve (23), valve rod (24) Unscrew introduction valve (23),
Described sealer (63) is injected into the gap (15) being wound around line (42) lower section, by described introduction valve
(23) until pressure accumulated generation or the sealer (63) position around coil (42) and flange (13)
Put outflow.
The device of repairing pipe leakage the most according to claim 7, it is characterised in that: described sealer
Selecting according to application-specific, wherein under low-pressure, sealer selects granular Teflon, the application of higher pressure
Use the sealer of rapid solidification.
The device of repairing pipe leakage the most according to claim 8, it is characterised in that: described fast rapid hardening
Solid sealer with rubber or phenols as base, setting time is 5-15 minute.
The device of repairing pipe leakage the most according to claim 9, it is characterised in that: setting time
It it is 8 minutes.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610474162.8A CN105909915A (en) | 2016-06-26 | 2016-06-26 | Device for repairing pipeline leakage |
| PCT/CN2016/095102 WO2018000536A1 (en) | 2016-06-26 | 2016-08-14 | Pipe leakage repairing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610474162.8A CN105909915A (en) | 2016-06-26 | 2016-06-26 | Device for repairing pipeline leakage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105909915A true CN105909915A (en) | 2016-08-31 |
Family
ID=56758655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610474162.8A Pending CN105909915A (en) | 2016-06-26 | 2016-06-26 | Device for repairing pipeline leakage |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN105909915A (en) |
| WO (1) | WO2018000536A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106838538A (en) * | 2017-03-30 | 2017-06-13 | 天津天石带压密封有限公司 | A kind of Pressurized plugging clamp and application method for blind flange end face sand holes |
| WO2018000534A1 (en) * | 2016-06-26 | 2018-01-04 | 杨越 | Method of pipe leakage repairing device |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112325045A (en) * | 2020-11-08 | 2021-02-05 | 国家电网有限公司 | Flange surface grading pressure relief plugging tool and plugging method |
| CN114215996B (en) * | 2022-01-15 | 2024-01-19 | 玉溪新兴钢铁有限公司 | Water pipe plugging and leakage preventing device |
| CN116293127B (en) * | 2023-05-22 | 2023-08-04 | 泸州聚购科技发展有限公司 | Pipe connection structure of tubular reactor for continuous production of barium titanate |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4171142A (en) * | 1976-05-03 | 1979-10-16 | Team, Inc. | Leak repair clamp |
| GB2027513A (en) * | 1978-08-08 | 1980-02-20 | Team Inc | Method and apparatus for sealing a pipeline leak |
| CN2783104Y (en) * | 2004-12-30 | 2006-05-24 | 天津市燃气集团有限公司输配分公司 | Pressurized repaiving device for gas pipe |
| CN202360992U (en) * | 2011-12-15 | 2012-08-01 | 信丰涛 | Pressurized leakage repairing device for pipeline |
| CN203395494U (en) * | 2013-06-05 | 2014-01-15 | 中国石油天然气股份有限公司 | Pipe flange pressure-bearing leakage-stoppage groove type sealing clamp |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4144909A (en) * | 1975-06-25 | 1979-03-20 | Team, Inc. | Apparatus for closing side openings into pipelines |
| US4073836A (en) * | 1976-04-16 | 1978-02-14 | Harrison George W | Method and apparatus for sealing a pipeline leak |
| US4049296A (en) * | 1976-05-03 | 1977-09-20 | Team, Inc. | Leak repair clamp |
| CN100582549C (en) * | 2008-08-26 | 2010-01-20 | 王甲南 | Self-compensating fastening type large-diameter fast joint |
| CN102128326B (en) * | 2011-03-09 | 2012-07-25 | 曹玉升 | Pipeline leak stopping device with anti-freeze function |
| CN203963386U (en) * | 2014-02-19 | 2014-11-26 | 西安东新石油设备厂有限公司 | A kind of novel tape-pressure leakage clogging device |
| CN105889697A (en) * | 2016-06-26 | 2016-08-24 | 杨越 | Method of leaked pipeline repairing method |
-
2016
- 2016-06-26 CN CN201610474162.8A patent/CN105909915A/en active Pending
- 2016-08-14 WO PCT/CN2016/095102 patent/WO2018000536A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4171142A (en) * | 1976-05-03 | 1979-10-16 | Team, Inc. | Leak repair clamp |
| GB2027513A (en) * | 1978-08-08 | 1980-02-20 | Team Inc | Method and apparatus for sealing a pipeline leak |
| CN2783104Y (en) * | 2004-12-30 | 2006-05-24 | 天津市燃气集团有限公司输配分公司 | Pressurized repaiving device for gas pipe |
| CN202360992U (en) * | 2011-12-15 | 2012-08-01 | 信丰涛 | Pressurized leakage repairing device for pipeline |
| CN203395494U (en) * | 2013-06-05 | 2014-01-15 | 中国石油天然气股份有限公司 | Pipe flange pressure-bearing leakage-stoppage groove type sealing clamp |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018000534A1 (en) * | 2016-06-26 | 2018-01-04 | 杨越 | Method of pipe leakage repairing device |
| CN106838538A (en) * | 2017-03-30 | 2017-06-13 | 天津天石带压密封有限公司 | A kind of Pressurized plugging clamp and application method for blind flange end face sand holes |
| CN106838538B (en) * | 2017-03-30 | 2019-09-03 | 天津天石带压密封有限公司 | A kind of Pressurized plugging clamp and application method for blind flange end face sand holes |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018000536A1 (en) | 2018-01-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105889697A (en) | Method of leaked pipeline repairing method | |
| CN105909915A (en) | Device for repairing pipeline leakage | |
| US4073836A (en) | Method and apparatus for sealing a pipeline leak | |
| JP5876245B2 (en) | Repair method of flange joint and jig for repair | |
| US4576401A (en) | Leak repair clamp | |
| US6884373B1 (en) | Process for securing a branch assembly to a pipeline | |
| US6990718B2 (en) | Tee connection to a pipeline | |
| AU2002321600A1 (en) | Tee connection to a pipeline | |
| US6612341B2 (en) | Securing shell assemblies to pipelines | |
| CN204062321U (en) | Pressure sealing glue injection jig | |
| GB2027513A (en) | Method and apparatus for sealing a pipeline leak | |
| CN104235552B (en) | A kind of locking hood type leakage-baffling device leaked for gas pipe line base cradle | |
| US20190154183A1 (en) | Pipe Enclosure | |
| CN207394227U (en) | A kind of combination blocking clamper | |
| CN108386629A (en) | The method of pipe jointer secondary seal | |
| CN103115217A (en) | Pressure plugging unit | |
| CN208535443U (en) | Flange device for plugging | |
| CN207093918U (en) | A kind of linear blocking clamper of multi-clove type | |
| CN205978429U (en) | Shovel tight type flange anchor clamps | |
| CA1078306A (en) | Method and apparatus for sealing a pipeline leak | |
| CN205479960U (en) | Insulated joint leaks prosthetic devices | |
| CN210566970U (en) | Pressurized plugging device for pressure pipeline | |
| GB2352489A (en) | Tee Connection to a pipeline | |
| CA1076980A (en) | Method and apparatus for sealing a pipeline leak | |
| CN105179720A (en) | Blind plate for high-pressure testing of valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160831 |