CN206668206U - A kind of New well drilling blowout hookup - Google Patents
A kind of New well drilling blowout hookup Download PDFInfo
- Publication number
- CN206668206U CN206668206U CN201720343861.9U CN201720343861U CN206668206U CN 206668206 U CN206668206 U CN 206668206U CN 201720343861 U CN201720343861 U CN 201720343861U CN 206668206 U CN206668206 U CN 206668206U
- Authority
- CN
- China
- Prior art keywords
- piston
- well drilling
- moving spring
- flashboard
- retaining ring
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of New well drilling blowout hookup, including pressure-reducing valve and piston, one end of the pressure-reducing valve is connected with flashboard, the side of the flashboard is socketed with protective door, one end of the protective door is connected with piston, the other end of the piston is connected with mud retaining ring, the side of the mud retaining ring is fixedly connected with bull stick, one end of the bull stick is socketed with control assembly manually, the interior side of the pressure-reducing valve is connected with side door, one end of the side door is fixedly connected with glue core, and the side of the protective door is connected with flashboard, and the side of the flashboard is close to fluid cylinder.The utility model is simple to operate, easy to use, practical function; by being socketed with back-moving spring in the side of lock shaft, and back-moving spring is provided with two, and one end of back-moving spring is connected on protective door; so that lock shaft operationally has certain resiliency, equipment is effectively protected.
Description
Technical field
Blowout hookup technical field is the utility model is related to, specially a kind of New well drilling blowout hookup.
Background technology
During oil drilling, on casing head of well head, for control hydraulic oil, gas and water blowout apparatus.In OIH
When atmospheric pressure is very high, blowout hookup can close well head and (shut).Anti- device is to be used for the operation process such as formation testing, well workover, completion
Middle closing well head, prevents gas blowout accident, and full envelope and half is sealed two kinds of functions and is integrated, have it is simple in construction, it is easy to operate,
The features such as high pressure resistant, be the conventional security seal wellhead assembly for preventing blowout in oil field, is often except two kinds general in deep drilling
Outside logical preventer, along with universal blowout preventer, rotating blowout preventer, three kinds or four kinds are made to be loaded on well head in combination.
At present, it is widely used with deep-well, ultradeep well, the increase of high-pressure oil-gas well and balanced drilling technique, particularly
To find, liberating, reservoir protec-tion be increasingly subject in the under-balance drilling operation paid attention to, well drilling blowout prevention device seems particularly
It is important, avoid the waste of petroleum resources, nowadays, well drilling blowout prevention device also has certain deficiency, and blowout prevention effect is not very
It is good.
The content of the invention
The purpose of this utility model is to provide a kind of New well drilling blowout hookup, to solve to propose in above-mentioned background technology
Well drilling blowout prevention device blowout prevention effect it is bad the problems such as.
To achieve the above object, the utility model provides following technical scheme：A kind of New well drilling blowout hookup, including subtract
Pressure valve and piston, one end of the pressure-reducing valve are connected with flashboard, and the side of the flashboard is socketed with protective door, the protective door
One end is connected with piston, and the other end of the piston is connected with mud retaining ring, and the side of the mud retaining ring is fixedly connected with bull stick, institute
The one end for stating bull stick is socketed with manual control assembly, and the interior side of the pressure-reducing valve is connected with side door, one end of the side door
It is fixedly connected with glue core, the side of the protective door is connected with flashboard, and the side of the flashboard is close to fluid cylinder.
Preferably, the side of the other end of the bull stick through mud retaining ring is connected with piston rod, and the one of the piston rod
End is connected with lock shaft through piston.
Preferably, the mud retaining ring is double-decker, and the mud retaining ring is rubber like member, and the lock shaft is breach
Shape.
Preferably, one end of the lock shaft is socketed with back-moving spring, and the other end of the back-moving spring is connected to protection
The side of door.
Preferably, the back-moving spring is provided with two, back-moving spring symmetric arrays, and the coefficient of elasticity of back-moving spring
It is identical.
Preferably, the inside of the glue core is rubber structure.
Preferably, the junction of the glue core and side door is provided with sealing gasket.
Compared with prior art, the beneficial effects of the utility model are：The utility model is simple to operate, easy to use, work(
Can be practical, by being socketed with back-moving spring in the side of lock shaft, and back-moving spring is provided with two, one end card of back-moving spring
It is connected on protective door so that lock shaft operationally has certain resiliency, equipment is effectively protected, in piston
Side mud retaining ring, through there is piston rod, mud retaining ring is double-decker, is detachably changed, and is being subtracted for one end of mud retaining ring
The interior side of pressure valve is connected with side door, and the side of side door is connected with glue core, there is provided better seal effect.
Brief description of the drawings
Fig. 1 is a kind of overall structure diagram of New well drilling blowout hookup of the utility model；
Fig. 2 is a kind of partial structural diagram of New well drilling blowout hookup of the utility model.
In figure：1st, pressure-reducing valve；2nd, fluid cylinder；3rd, protective door；4th, piston；5th, mud retaining ring；6th, bull stick；7th, assembly is controlled manually；
8th, piston rod；9th, lock shaft；10th, back-moving spring；11st, flashboard；12nd, side door；13rd, glue core.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Refer to Fig. 1-2, a kind of embodiment provided by the utility model：A kind of New well drilling blowout hookup, including decompression
Valve 1 and piston 4, one end of pressure-reducing valve 1 are connected with flashboard 11, and the side of flashboard 11 is socketed with protective door 3, one end of protective door 3
It is connected with piston 4, the other end of piston 4 is connected with mud retaining ring 5, and the side of mud retaining ring 5 is fixedly connected with bull stick 6, and the one of bull stick 6
End is socketed with control assembly 7, the interior side of pressure-reducing valve 1 manually and is connected with side door 12, and one end of side door 12 is fixedly connected with glue
Core 13, the side of protective door 3 are connected with flashboard 11, and the side of flashboard 11 is close to fluid cylinder 2.
The side of the other end of bull stick 6 through mud retaining ring 5 is connected with piston rod 8, and one end of piston rod 8 is through piston
9 are connected with lock shaft 9, more convenient during use.
Mud retaining ring 5 is double-decker, and mud retaining ring 5 is rubber like member, and lock shaft 9 is nick shaped.
One end of lock shaft 9 is socketed with back-moving spring 10, and the other end of back-moving spring 10 is connected to the side of protective door 3.
Back-moving spring 10 is provided with two, symmetric arrays of back-moving spring 10, and the coefficient of elasticity of back-moving spring 10 is identical, has
Good reset effect.
The inside of glue core 13 is rubber structure so that the effect of blowout prevention is more preferable.
The junction of glue core 13 and side door 12 is provided with sealing gasket, has good sealing.
Specifically used mode：In utility model works, rotation manual control assembly 7 gently, bull stick 6 drives piston rod
8 pairs of pistons 4 apply certain pressure, can be by high pressure in the other end of piston 4 when piston 4 is by impulsive force near hydraulic fluid port
Active force, so that the lock shaft 9 inside piston 4 pushes glue core 13, the pushing force that glue core 13 is subject to is increasingly to left movement
Greatly, so that space constantly centripetal diminution inside pressure-reducing valve 1 so that the rubber inside glue core 13 is constantly pressed against well
Mouth center, encapsulation process is carried out to well head so as to realize, when needing to drive a well, the lock shaft 9 inside piston 4 moves right,
In the presence of back-moving spring 10, internal space is more and more spacious, the rubber industry wastewater inside glue core 13, is driven a well so as to realize, living
Plug 4 can be effectively kept off except some impurity by mud retaining ring 5, and well drilling blowout prevention device is formed and is effectively protected.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Claims (7)
1. a kind of New well drilling blowout hookup, including pressure-reducing valve（1）And piston（4）, it is characterised in that：The pressure-reducing valve（1）'s
One end is connected with flashboard（11）, the flashboard（11）Side be socketed with protective door（3）, the protective door（3）One end clamping
There is piston（4）, the piston（4）The other end be connected with mud retaining ring（5）, the mud retaining ring（5）Side be fixedly connected with turn
Bar（6）, the bull stick（6）One end be socketed with manually control assembly（7）, the pressure-reducing valve（1）Interior side be connected with side
Door（12）, the side door（12）One end be fixedly connected with glue core（13）, the protective door（3）Side be connected with flashboard
（11）, the flashboard（11）Side close to fluid cylinder（2）.
A kind of 2. New well drilling blowout hookup according to claim 1, it is characterised in that：The bull stick（6）The other end
Through mud retaining ring（5）Side be connected with piston rod（8）, the piston rod（8）One end through piston（9）It is connected with lock
Mandrel（9）.
A kind of 3. New well drilling blowout hookup according to claim 2, it is characterised in that：The mud retaining ring（5）For bilayer
Structure, the mud retaining ring（5）For rubber like member, the lock shaft（9）For nick shaped.
A kind of 4. New well drilling blowout hookup according to Claims 2 or 3, it is characterised in that：The lock shaft（9）One
End is socketed with back-moving spring（10）, the back-moving spring（10）The other end be connected to protective door（3）Side.
A kind of 5. New well drilling blowout hookup according to claim 4, it is characterised in that：The back-moving spring（10）It is provided with
Two, the back-moving spring（10）Symmetric arrays, and back-moving spring（10）Coefficient of elasticity it is identical.
A kind of 6. New well drilling blowout hookup according to claim 1, it is characterised in that：The glue core（13）Inside be
Rubber structure.
A kind of 7. New well drilling blowout hookup according to claim 1, it is characterised in that：The glue core（13）With side door
（12）Junction be provided with sealing gasket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720343861.9U CN206668206U (en) | 2017-04-04 | 2017-04-04 | A kind of New well drilling blowout hookup |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720343861.9U CN206668206U (en) | 2017-04-04 | 2017-04-04 | A kind of New well drilling blowout hookup |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206668206U true CN206668206U (en) | 2017-11-24 |
Family
ID=60366270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720343861.9U Expired - Fee Related CN206668206U (en) | 2017-04-04 | 2017-04-04 | A kind of New well drilling blowout hookup |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206668206U (en) |
-
2017
- 2017-04-04 CN CN201720343861.9U patent/CN206668206U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171124 Termination date: 20180404 |