CN1369661A - Method for detaching assembly inside temporary valve after connection of pressre pipeline - Google Patents
Method for detaching assembly inside temporary valve after connection of pressre pipeline Download PDFInfo
- Publication number
- CN1369661A CN1369661A CN 02104127 CN02104127A CN1369661A CN 1369661 A CN1369661 A CN 1369661A CN 02104127 CN02104127 CN 02104127 CN 02104127 A CN02104127 A CN 02104127A CN 1369661 A CN1369661 A CN 1369661A
- Authority
- CN
- China
- Prior art keywords
- valve body
- main passage
- sealing
- interface
- type
- 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
Images
Abstract
The present invention is a method to remove assembly in temporary gate after adapting operatino of presure pipeline, which includes the technical features as follows: A) to fix a three-way valve body at a side of pressure pipeline, to connect separable and plug in type of gate plate assembly for closing main passage of valve body to upper joint place of valve body; B) plug in type of gate plate assembly for closing main passage to be withdrawn out from three-way valve body at upper joint place vertical to main passage; C) upper joint plate to be closed by one-way valve in joint place; D) to remove plug in type of gate plate assembly at upper joint plate of valve body; E) to fix a flat seal cover to seal upper joint plate. The pressure invention can remove plug in type of gate plate assembly under the condition of automatic sealing and no leakage in special tool parts after construction is finished.
Description
Technical field
The present invention relates to the method and the special-purpose member of conveyance conduit construction technologies, particularly a kind of detaching assembly inside temporary valve after connection of pressre pipeline such as tap water, oil, rock gas.
Background technique
In the prior art, conveyor belt such as tap water, oil or rock gas in using are pressed main pipe boring, carry out the laying construction of arm etc., generally all be at the other fixing a kind of gate of main pipe, connect drilling machine with it earlier on the one hand and carry out main pipe boring, the fluid of the plug-in type flashboard assembly that connects with it self in boring rear enclosed main pipe on the other hand is so that carry out the construction operation that arm connects.Flashboard assembly on this gate is non-dismountable after use, therefore after construction, though it only plays the effect of pipe fitting, but stay next nonvolatil gate on the main pipe side, not only sealed member wherein becomes the unnecessary waste that causes, and has stayed hidden danger for pipeline operation in the future, and the lock well of building thus, and the well lid that certainly will on road, stay, also all caused bigger waste, even also can stay potential safety hazard to road traffic.
Summary of the invention
The present invention provides a kind of method and special-purpose member of detaching assembly inside temporary valve after connection of pressre pipeline in order to overcome the deficiencies in the prior art.What this method and special-purpose member can guarantee to construct normally carries out, and can remove useless sealed member after construction, reduces operating cost, and Maintenance free and construction lock well.
The technical solution adopted for the present invention to solve the technical problems is: the method for detaching assembly inside temporary valve after connection of pressre pipeline comprises following technical characteristics:
A) fix a three-way type valve body on the pressure piping side, the detachable plug-in type flashboard assembly of a closed valve main passage is connected in the last jointing of valve body;
B) the plug-in type flashboard assembly of sealing main passage withdraws from the three-way type valve body from the last jointing perpendicular to the main passage;
C) after flashboard assembly withdrawed from the three-way type valve body from last jointing, last interface was by the sealing of the one-way valve in the last interface;
D) the plug-in type flashboard assembly of jointing on the dismounting valve body;
E) fix a flat sealing cover, will go up sealing joint.
Be exclusively used in the special-purpose member of realizing the inventive method by: valve body, sealing panel seat, seal plate and sealing cover are formed.Wherein: valve body is a three-way type, wherein has the two siphunculus mouth to constitute the main passage, and another mouth of pipe is last interface, and its axis normal is in the main passage axis, and goes up the interface place that communicates with the main passage, is a strip gab; The sealing panel seat is fixed on the oral area of interface, and seal plate is fixed on the bottom of sealing panel seat by hinging shaft and torsion spring; Sealing cover is a flat board, is screwed the top at the sealing panel seat.
The invention has the beneficial effects as follows: use technology of the present invention and utilize special-purpose member of the present invention, the band of (or oil, gas) of not stopping to supply water at main pipe is pressed under the operating mode and is constructed, can hole by the plug-in type flashboard assembly of sealing main pipe is installed, do arm then and take over operation.After the adapter construction was finished, flashboard assembly just can be removed under the situation that the automatic sealing of valve body is not leaked.Both satisfy need of work, solved in the past on the gate non-removable problem after the disposable use of temporary sealing parts again.And in needs, the temporary sealing parts can also be gone installation again on the gate, recover to use.Reduced the gate cost like this, the waste in having avoided safeguarding also need not to build the lock well again on road, stay well lid.
Below in conjunction with embodiments of the invention and accompanying drawing, the method and the special-purpose member of detaching assembly inside temporary valve after connection of pressre pipeline is described in detail.
Description of drawings
The special-purpose valve body of Fig. 1 main passage sealing schematic representation;
The temporary sealing parts of installing on Fig. 2 special-purpose member withdraw from the interface schematic representation;
Fig. 3 special-purpose member schematic representation.
Among the figure: the 1-seal ring; The 2-sealing cover; 3-sealing panel seat; The 4-seal plate; The 5-hinge; The 6-torsion spring; 7-special-purpose member valve body; The 8-flashboard; The 9-sealed member connects loam cake; The 10-connecting rod; The 11-leading screw; The 12-support post; The 13-handwheel, the 14-circular groove.
Embodiment
The method of detaching assembly inside temporary valve after connection of pressre pipeline comprises following job step:
(1) is fixed with a three-way type valve body on the pressure piping side.The effect of three-way type valve body is: go up interface and connect the plug-in type flashboard assembly in advance, be used for sealing three-way type valve body and main passage after boring, when taking over operation; Outlet port, valve body main passage flange is used for installing drilling machine before connecing arm, carry out main boring.Be used for the plug-in type flashboard assembly of closed valve main passage, be with knockdown approach as: bolt is on the flange of the last interface of valve body.
(2) after pressure piping boring, adapter operation are finished, by the rotation drive of handwheel leading screw, flashboard assembly withdraws from the three-way type valve body from the last jointing perpendicular to the main passage.
(3) after flashboard withdrawed from, last interface was by the sealing of the one-way valve in the last interface.One-way valve in the last interface is to be fixed in the interface, and the seal plate of reduction torsion spring is housed, and the fluid in the checking-valve body leaks.
(4) remove the plug-in type flashboard assembly that jointing connects on the valve body, promptly unload sealed member and connect loam cake, seal plate seals automatically, and flashboard assembly is promptly dismountable.
(5) connect the loam cake place at former sealed member, fix a flat sealing cover, will go up the interface secure seal.
The state of the present invention when taking over construction operation as shown in Figure 1.This moment, boring finished, and needed the fluid in the sealing main pipe, carried out the construction operation of arm again.Therefore the plug-in type flashboard assembly that jointing connects on the valve body has at this moment sealed the main passage.The plug-in type flashboard assembly comprises: sealed member connects loam cake 9, support post 12, and flashboard 8, connecting rod 10, leading screw 11 and handwheel 13 etc.Wherein, flashboard screws in strip gab by leading screw, handle, and inserts the circular groove 14 at middle part, valve body main passage, thus the sealing main passage.
The present invention flashboard assembly from interface withdraw from the three-way type valve body state as shown in Figure 2.After the construction operation of arm is finished, mention flashboard, make its last interface that withdraws from valve body, seal plate has just sealed the sealing panel seat under the effect of torsion spring, and fluid can be not excessive.Be dismountable flashboard assembly subsequently, and sealing cover fixed with bolt.If when needing to recover to seal arm in the future temporarily, the plug-in type flashboard assembly also can install again, reuses.
The structure of special-purpose member of the present invention as shown in Figure 3.It is made up of valve body 7, sealing panel seat 3, seal plate 4 and sealing cover 2.Wherein: valve body is a three-way type, and valve body has two mouths of pipe on same axis, constitutes the main passage; Another mouth of pipe is last interface, and its axis normal is in the main passage axis.The place that communicates of last interface and main passage, be a strip gab, and at the middle part of main passage to should being provided with a circular groove 14 in the strip gab place, and circular groove is provided with flexible seal ring 1 on a side channel wall, be used for inserting the flashboard 8 on the temporary sealing parts, guarantee sealing simultaneously.Sealing panel seat of the present invention is fixed on the oral area of interface, and seal plate is fixed on the bottom of sealing panel seat by hinging shaft 5 and torsion spring 6.Sealing cover is a flat board, is screwed the top at the sealing panel seat.
Claims (6)
- The method of 1 one kinds of detaching assembly inside temporary valve after connection of pressre pipeline is characterized in that:A) fix a three-way type valve body on the pressure piping side, the detachable plug-in type flashboard assembly of a closed valve main passage is connected in the last jointing of valve body;B) the plug-in type flashboard assembly of sealing main passage withdraws from the three-way type valve body from the last jointing perpendicular to the main passage;C) after flashboard assembly withdrawed from the three-way type valve body from last jointing, last interface was by the sealing of the one-way valve in the last interface;D) the plug-in type flashboard assembly of jointing on the dismounting valve body;E) fix a flat sealing cover, will go up sealing joint.
- 2 in accordance with the method for claim 1, it is characterized in that the said plug-in type flashboard assembly that is used for the closed valve main passage, is fixed in knockdown approach on the flange of last interface of valve body.
- 3 according to claim 1 or 2 described methods, it is characterized in that the said one-way valve of going up in the interface is to be fixed in the interface, and the seal plate of reduction torsion spring is housed, and the fluid in the checking-valve body leaks.
- 4 one kinds of parts that are exclusively used in claim 1 method is characterized in that parts are made up of valve body, sealing panel seat, seal plate and sealing cover; Said valve body is a three-way type, and wherein two siphunculus mouth constitutes the main passage, and another mouth of pipe is last interface, and its axis normal is in the main passage, and goes up the interface place that communicates with the main passage, is a strip gab; Said sealing panel seat is fixed on the oral area of interface, and seal plate is fixed on the bottom of sealing panel seat by hinging shaft and torsion spring; Said sealing cover is a flat board, is screwed the top at the sealing panel seat.
- 5 according to the described parts of claim 4, it is characterized in that said main passage at the middle part to being provided with a circular groove in the strip gab place.
- 6 according to claim 4 or 5 described parts, it is characterized in that the circular groove that said main passage is provided with at the middle part is provided with flexible seal ring on a side channel wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02104127 CN1369661A (en) | 2002-03-08 | 2002-03-08 | Method for detaching assembly inside temporary valve after connection of pressre pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02104127 CN1369661A (en) | 2002-03-08 | 2002-03-08 | Method for detaching assembly inside temporary valve after connection of pressre pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1369661A true CN1369661A (en) | 2002-09-18 |
Family
ID=4739999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02104127 Pending CN1369661A (en) | 2002-03-08 | 2002-03-08 | Method for detaching assembly inside temporary valve after connection of pressre pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1369661A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100433540C (en) * | 2003-10-17 | 2008-11-12 | 株式会社安川电机 | AC motor control method and control device |
| CN113464740A (en) * | 2021-07-21 | 2021-10-01 | 浙江浙能航天氢能技术有限公司 | Hydrogenation sealing device with leakage-proof mechanism |
-
2002
- 2002-03-08 CN CN 02104127 patent/CN1369661A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100433540C (en) * | 2003-10-17 | 2008-11-12 | 株式会社安川电机 | AC motor control method and control device |
| CN113464740A (en) * | 2021-07-21 | 2021-10-01 | 浙江浙能航天氢能技术有限公司 | Hydrogenation sealing device with leakage-proof mechanism |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AU2010283311B2 (en) | Sluice valve for operations | |
| US2766829A (en) | Conduit connections and sealing means therefor | |
| US5605194A (en) | Independent screwed wellhead with high pressure capability and method | |
| CN113187428A (en) | Oil field wellhead blowout preventer | |
| CN1369661A (en) | Method for detaching assembly inside temporary valve after connection of pressre pipeline | |
| JP2012177482A (en) | Branch joint | |
| CN200943793Y (en) | Quick-acting joint for pipeline | |
| CN204691729U (en) | Mud line production tree under water | |
| CN2531187Y (en) | Temporary gate capable of mounting temporary sealing parts | |
| CN2166296Y (en) | Fast connecting flange for valve pipeline | |
| CN2529065Y (en) | Three-way pipe hoop | |
| CN2783100Y (en) | Pressurized drilling work joint for gas pipe | |
| CN218818426U (en) | Throttle stop valve connection structure | |
| CN2161797Y (en) | Pipeline connecting piece | |
| CN216043635U (en) | Multifunctional connecting device for wellhead of oil production well | |
| CN2588164Y (en) | Half joint with pressure-releasing pipeline | |
| CN214579166U (en) | Water supply valve convenient to change | |
| CN219293237U (en) | Automatic screwing-on and unscrewing device for high-pressure manifold joint | |
| CN215593925U (en) | Drainage blind plate of pumped storage power station | |
| CN217736584U (en) | Flange pad replacing assistor | |
| CN220647222U (en) | Assembled type blocking plate for water supply and drainage pipeline | |
| CN214171602U (en) | Petroleum pipeline convenient to concatenation | |
| CN1307362C (en) | Method for hot changing master control valve for wellhead device | |
| CN220727444U (en) | Pipeline flange | |
| CN213573990U (en) | Thermal recovery wellhead sealer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |