CN105570604B - Hydraulic pressure takes out riveting formula leak stoppage device - Google Patents
Hydraulic pressure takes out riveting formula leak stoppage device Download PDFInfo
- Publication number
- CN105570604B CN105570604B CN201610099416.2A CN201610099416A CN105570604B CN 105570604 B CN105570604 B CN 105570604B CN 201610099416 A CN201610099416 A CN 201610099416A CN 105570604 B CN105570604 B CN 105570604B
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- Prior art keywords
- leading screw
- spinning
- depression bar
- bar
- pull
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Classifications
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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
- F16L55/162—Devices for covering leaks in pipes or hoses, e.g. hose-menders from inside the pipe
- F16L55/163—Devices for covering leaks in pipes or hoses, e.g. hose-menders from inside the pipe a ring, a band or a sleeve being pressed against the inner surface of the pipe
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Examining Or Testing Airtightness (AREA)
- Pressure Vessels And Lids Thereof (AREA)
Abstract
The title of the present invention is that hydraulic pressure takes out riveting formula leak stoppage device, is related to a kind of oil transportation, the stifled sealed blockage structure with extracing of gas transmission line stolen jam pot cover.It mainly solves the problems, such as have leakage, high pressure sealing not tight during existing timber wedge leak stopping.The present invention is to be provided with spinning leading screw on the header top of a cylinder, spinning disk is connected with the other end of spinning leading screw, depression bar is provided with the axial hole of spinning leading screw, the upper end of depression bar is sleeved on spinning leading screw by pushing top disk and thrust bearing, the lower end of depression bar is fixed on inside header and spinning leading screw by pushing ring and depression bar retaining ring, pull bar is provided with the axial hole of depression bar, pull bar upper and lower side stretches out the leading screw gland of spinning leading screw upper end and the lower end of header respectively, and the lower end of pull bar is provided with pull rivet head or gaging hole head.The present invention not only realizes safe and reliable no pollution Process of Leaking Stoppage, and realizes the pressure sealing of pressure piping, eliminates stolen hole and extracts influence of the maintenance to the normal production of oil-gas pipeline.
Description
Technical field
The present invention relates to a kind of sealed blockage structure, relate particularly to a kind of oil transportation, gas transmission line stolen jam pot cover it is stifled with
A kind of hydraulic pressure extractd takes out riveting formula leak stoppage device.
Background technology
Leak stopping in current oil transportation, gas transmission line plucks valve and mainly carries out leak stopping using squeezing into timber wedge, although this method
Efficiency high, cost are low, but the oil and gas leakage of part can be caused while squeezing into, and can be made in the case where manifold pressure is larger
Into leak stopping is not tight or even leak stopping failure, stolen jam pot cover is stifled repaired with extracing when cause influence to the normal production of oil-gas pipeline.
The content of the invention
The purpose of the present invention is to be directed to upper described deficiency, and leak stopping is reliable under a kind of zero leakage of proposition, high pressure, eliminates
Stolen jam pot cover is stifled to take out riveting formula leak stoppage device with extracing maintenance to the hydraulic pressure of the normal Influence of production of oil-gas pipeline.
The present invention technical solution be：Spinning leading screw, spinning leading screw are installed on the header top of a cylinder
The other end on be connected with spinning disk, be provided with depression bar in the axial hole of spinning leading screw, the upper end of depression bar by pushing top disk and pushes away
On spinning leading screw, the lower end of depression bar is fixed in header and spinning leading screw power bearing holder (housing, cover) by pushing ring and depression bar retaining ring
Portion, be provided with pull bar in the axial hole of depression bar, and pull bar upper and lower side stretches out the leading screw gland and header of spinning leading screw upper end respectively
Lower end, the lower end of pull bar are provided with pull rivet head or gaging hole head.
Pushing top disk described in the technical solution of the present invention is provided with crossbeam, and the mesopore of the crossbeam is located at spinning leading screw
Chute in.
Spinning disc side described in the technical solution of the present invention is symmetrically installed with spinning handle.
Pull rivet head or gaging hole head described in the technical solution of the present invention are connected under pull bar by retaining extension bar
End.
The present invention technical solution described in pull rivet head by expansion set and expansion set outside it on the outside of
Sealing ring is fixed on retaining extension bar lower end.
The present invention according to the operation principle of self-plugging rivet, using push away, idler arm in closed closure header by pull rivet head
Push in place, staking deformation mode, realize no pollution, zero leakage extract stolen valve function；The present invention utilizes pull rivet head machine
Structure, dipper crowding gear, closure header, gaging hole component, hydraulic jack interaction and coordinate, by with high-ductility, high intensity
Metallic sealing material is sealed on the inside of the stolen hole of oil-gas pipeline, not only realizes safe and reliable no pollution Process of Leaking Stoppage, and
And the pressure sealing of pressure piping is realized, it can thoroughly eliminate stolen hole and extract influence of the maintenance to the normal production of oil-gas pipeline.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the structural representation of gaging hole head.
Fig. 3 is Fig. 1 A diagrams of A mono-.
Embodiment
As shown in Figure 1, 2, 3, hydraulic pressure of the invention takes out header 12 of the riveting formula leak stoppage device provided with a cylinder, header 12
Bottom is provided with the pipe screw thread that can be connected with stolen valve, on the top of header 12 with being threaded with spinning leading screw 15, spinning silk
One end of thick stick 15 is arranged on header 12, and the other end of spinning leading screw 15 is fixed with pushing top disk 16, thrust bearing 17 from the bottom to top
With spinning disk 18, pushing top disk 16 is provided with crossbeam, and the mesopore of the crossbeam is located in the chute of spinning leading screw 15, the side of spinning disk 18
Spinning handle 22 is symmetrically installed with, the top of spinning leading screw 15 is provided with leading screw gland 19；Along being axially arranged with for spinning leading screw 15
Mesopore, depression bar 8 is provided with the mesopore, depression bar 8 can be in the axial mesopore of silk pressing thick stick 15 slidably, the axial direction of depression bar 8
Mesopore also is provided with, pull bar 5 is provided with the axial mesopore of depression bar 8；Pull bar 5 can be pressed in the axial mesopore of depression bar 8 slidably
The lower end of bar 8 is by pushing ring 6, depression bar retaining ring 7 is fixed on header 12 and spinning leading screw 15 inside, push ring 6 stop with depression bar
Move back and O-ring 9 is housed between ring 7, O-ring 13 and oil sealing 14 are housed between depression bar 8 and header 12, be provided with and let out in the outside of header 12
Press bolt 24；The upper end screw thread of depression bar 8 is connected with pushing top disk 16, pull bar 5 through push ring 6, depression bar retaining ring 7, pressure
Bar 8, pushing top disk 16, the centre bore of thrust bearing 17 and leading screw gland 19 penetrate, and pull bar 5 and push O-ring 10 is housed between ring 6
With oil sealing 11, the lower end of pull bar 5 is equipped with retaining extension bar 4, and the lower end of retaining extension bar 4 is equipped with pull rivet head 1, and pull rivet head 1 is by installed in it
Outside expansion set 2 and the sealing ring 3 in the outside of expansion set 2 are fixed on the lower end of retaining extension bar 4, and drop-down can be unloaded in probing aperture operation
Die 1, loads onto gaging hole first 23, and gaging hole first 23 is the probe of 30 degree of taper.
Operation principle
During gaging hole operation, gaging hole first 23 is loaded onto below retaining extension bar 4 in advance, the header 12 of leak stoppage device of the present invention is installed
Screwed on the stolen valve of oil-gas pipeline；The type of attachment and diameter of header 12 and stolen valve, can be according to common stolen
The model of valve is prefabricated in advance, confirms slowly to open stolen valve after connection is tight, promotes spinning handle 22 to rotate spinning disk 18, will survey
The first 23 press-in stolen hole in hole, slightly exerts oneself after spinning disk 18 stops descending, reversely rotates spinning disk 18 afterwards by gaging hole first 23
Lift, close stolen valve and header 12 is dismantled after pressure release；Measure first 23 epicentral impression diameter of gaging hole.
When leak stopping operates, the pull rivet head 1 matched with stolen bore dia and expansion set 2 are arranged on the lower end of retaining extension bar 4 in advance
Screw, the header 12 of leak stoppage device of the present invention is arranged on the stolen valve of oil-gas pipeline and screwed；Spinning disk 18 is rotated by pull rivet head 1
Stolen hole is sent into expansion set 2, slightly firmly compresses sealing ring 3 after spinning disk 18 stops descending；By 20 sets of hydraulic jack
On leading screw gland 19, jack gland 21 locks hydraulic jack 20 mounted in the top of pull bar 5；Pass through external hydraulic power
Unit acts hydraulic jack 20, and pressure, which is extracted out pull rivet head 1 by pull bar 5, makes the dilatancy of expansion set 2 until pull rivet head 1 is drawn
Disconnected, final pull rivet head 1 and the jam of expansion set 2 block stolen hole in stolen hole.
Claims (5)
1. a kind of hydraulic pressure takes out riveting formula leak stoppage device, it is characterized in that：In the header of a cylinder（12）Top is provided with spinning leading screw
（15）, spinning leading screw（15）The other end on be connected with spinning disk（18）, in spinning leading screw（15）Axial hole in be provided with depression bar
（8）, depression bar（8）Upper end pass through pushing top disk（16）And thrust bearing（17）It is sleeved on spinning leading screw（15）On, depression bar（8）Under
End is by pushing ring（6）With depression bar retaining ring（7）It is located at header（12）With spinning leading screw（15）Inside, in depression bar（8）Axial direction
Pull bar is provided with hole（5）, pull bar（5）Upper and lower side stretches out spinning leading screw respectively（15）The leading screw gland of upper end（19）With header (12)
Lower end, in leading screw gland（19）On be set with hydraulic jack（20）, jack gland（21）Mounted in pull bar（5）Top is by liquid
Press jack（20）Locking, pull bar（5）Lower end be provided with pull rivet head（1）Or gaging hole head（23）.
2. hydraulic pressure according to claim 1 takes out riveting formula leak stoppage device, it is characterized in that：Described pushing top disk（16）It is provided with horizontal stroke
Beam, the mesopore of the crossbeam are located at spinning leading screw（15）Chute in.
3. hydraulic pressure according to claim 1 takes out riveting formula leak stoppage device, it is characterized in that：Described spinning disk（18）Symmetrically pacify side
Equipped with spinning handle（22）.
4. hydraulic pressure according to claim 1 takes out riveting formula leak stoppage device, it is characterized in that：Described pull rivet head（1）Or gaging hole head
（23）Pass through retaining extension bar（4）It is connected to pull bar（5）Lower end.
5. the hydraulic pressure according to claim 4 takes out riveting formula leak stoppage device, it is characterized in that：Described pull rivet head（1）By installed in
Its outside expansion set（2）And expansion set（2）The sealing ring in outside（3）It is fixed on retaining extension bar（4）Lower end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610099416.2A CN105570604B (en) | 2016-02-24 | 2016-02-24 | Hydraulic pressure takes out riveting formula leak stoppage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610099416.2A CN105570604B (en) | 2016-02-24 | 2016-02-24 | Hydraulic pressure takes out riveting formula leak stoppage device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105570604A CN105570604A (en) | 2016-05-11 |
| CN105570604B true CN105570604B (en) | 2017-12-29 |
Family
ID=55881060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610099416.2A Active CN105570604B (en) | 2016-02-24 | 2016-02-24 | Hydraulic pressure takes out riveting formula leak stoppage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105570604B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108214529B (en) * | 2016-12-22 | 2024-01-26 | 常州轻工职业技术学院 | Manipulator clamp for pipeline blocking robot and blocking method thereof |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4865077A (en) * | 1987-04-16 | 1989-09-12 | D. J. Batchen Pty. Limited | L.P.G. hose breakaway coupling |
| US6659133B2 (en) * | 2001-02-06 | 2003-12-09 | Larry R. Russell | Insertable line stopper plug for pipelines |
| CN2851795Y (en) * | 2005-11-16 | 2006-12-27 | 濮阳市万锐科技开发有限公司 | Expansion type plug |
| CN100483003C (en) * | 2007-09-12 | 2009-04-29 | 刘永法 | Plugging device for pipe under pressure and its operation method |
| CN104295852B (en) * | 2014-10-13 | 2016-03-30 | 北京市燃气集团有限责任公司 | A kind of pipe fitting blockage mechanism and stemming method thereof |
| CN205424265U (en) * | 2016-02-24 | 2016-08-03 | 中国石油化工股份有限公司 | Formula of riveting leaking stoppage ware is taken out to hydraulic pressure |
-
2016
- 2016-02-24 CN CN201610099416.2A patent/CN105570604B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105570604A (en) | 2016-05-11 |
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