CN207863926U - The efficient plug valve of oil drilling - Google Patents
The efficient plug valve of oil drilling Download PDFInfo
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- CN207863926U CN207863926U CN201820149235.0U CN201820149235U CN207863926U CN 207863926 U CN207863926 U CN 207863926U CN 201820149235 U CN201820149235 U CN 201820149235U CN 207863926 U CN207863926 U CN 207863926U
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- valve
- knob
- position positioning
- valve base
- annular groove
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Abstract
The efficient plug valve of oil drilling, including valve body, pressure ring, lower valve base, spring, knob, sphere, upper valve base, upper limit plane, lower limit plane, open position positioning surface, off-position positioning surface, wherein valve body is a circular tube shaped, both ends are threaded, there are two steps for processing successively from top to bottom for endoporus, one annular groove and third step, fixed pressure ring in first step hole below, knob is housed in the radial stepped hole in annular groove, upper limit plane and lower limit plane are the lower face of upper valve base and the upper surface of lower valve base respectively, open position positioning surface and off-position positioning surface are located on knob, it is threaded on pressure ring, rotation pressure ring can easily carry out positioning and adjust efficient quick, the valve deft design, difficulty of processing is low, operation and maintenance are convenient, long lifespan at low cost, it with pressure can operate with.
Description
Technical field
The utility model is related to petroleum industry drilling technology fields, the more particularly to efficient plug valve of oil drilling.
Background technology
Plug valve is the hand control valve in oil drilling drill string circulation system, is a kind of important interior jet-preventing tool.When
When overflow or blowout occurs, requires 90 degree of rotation that can close in accordance with the instructions with special spanner, prevent the excess pressure in drilling tool from damaging
Bad rotary hose and ground installation achieve the purpose that blowout prevention in drilling tool.
Plug valve used at present includes not only valve body, sphere, upper valve base, lower valve base, spring, knob etc. must be zero
The auxiliary positionings parts such as part, also snap ring, baffle ring, locating ring and elastic baffle ring, complicated, number of fitting parts is more, adjustment with
Difficult to install, location dimension required precision is high, and difficulty of processing is big, high rejection rate, and standardization is difficult, and maintaining difficulty is big, raw
Inefficiency is produced, the prodigious wasting of resources is caused.
Utility model content
In order to solve the deficiency of above equipment, the utility model provides a kind of efficient plug valve of oil drilling, by valve
Body, upper valve base, sphere, knob, lower valve base, spring, pressure ring composition, the purpose of this utility model are exactly to provide a kind of stone for scene
The efficient plug valve of oily drilling well.
The utility model is achieved through the following technical solutions.
The efficient plug valve of oil drilling comprising valve body, lower valve base, spring, knob, sphere, upper valve base, pressure ring, on
Confined planes, lower limit plane, open position positioning surface, off-position positioning surface, wherein valve body are a circular tube shaped, and both ends are threaded, endoporus
Processing is machined in first step hole below there are two step, an annular groove and third step successively from top to bottom
Screw thread, fixed pressure ring at screw thread, processing is there are one radial stepped hole in annular groove, equipped with knob, the leave from office of annular groove in hole
It supports spring on rank, lower valve base, sphere, upper valve base, the strip convex block of knob right part is sequentially arranged with above third step
It is inserted into the elongated slot of sphere in-plane, lower limit plane is the upper surface of lower valve base, and upper limit plane is the lower face of upper valve base, is opened
Position positioning surface and off-position positioning surface are two groups of orthogonal planes being located in the middle part of knob on rounded-rectangular boss, rotation rotation
Button, when open position positioning surface is in contact with upper limit plane or lower limit plane, oil drilling is in efficient plug valve and is opened completely
State, when off-position positioning surface is in contact with upper limit plane or lower limit plane, oil drilling is in efficient plug valve and is closed completely
Closed state.
The left part of knob be it is cylindric, have annular groove on periphery, there is sealing in slot, be machined on left side it is interior four directions or
The driving hole and linear type switch mark slot of interior six side, two open position positioning surfaces are parallel with the strip convex block of right part, rounding
One group of diagonal chamfering radius of rectangular boss is equal to the half of the rectangle length of side, and pressure ring is circular tube shaped, is machined on the periphery of top
Screw thread is machined with square groove, chamfering is arranged at endoporus top there are one getting out of a predicament or an embarrassing situation on the periphery of lower part on upper surface.
The step rib of endoporus stepped hole suitable for reading and radial more than second step of valve body, third step changes into 15~
20 ° of inner conical surfaces have annular logo slot and "ON" word mark on periphery, have "Off" word mark in right above radial stepped hole
Know.
Upper valve base is circular tube shaped, there is annular groove on periphery, there is sealing in slot, and Internal Spherical Surface arranged at endoporus lower part, in spherical surface on
It is spherical shape that, which there are annular groove, sphere in portion, and center has through-hole, outside to have plane, in-plane to have perpendicular to axis in an axial direction in an axial direction
To elongated slot, lower valve base is circular tube shaped, and there are one getting out of a predicament or an embarrassing situation on periphery, equally distributed blind hole, platform are machined on step surface
There is annular groove on the periphery of rank lower part, there is sealing, endoporus top to there is Internal Spherical Surface, spherical surface middle and lower part to have annular groove in slot.
Spring be packed into blind hole in or be sleeved on lower valve base get out of a predicament or an embarrassing situation lower part outer circle on.
The utility model has the following advantages：This valve only remains valve body, sphere, upper valve base, lower valve base, spring, knob
Deng necessary parts, three snap ring, baffle ring and elastic baffle ring positioning parts are substituted with pressure ring, locating ring is by being located at upper valve base
With on lower valve base upper limit plane and lower limit plane replace, open position positioning surface and off-position positioning surface be located on knob, adds on pressure ring
Work has screw thread, rotation pressure ring that can easily carry out positioning and adjust efficient quick.The valve deft design, difficulty of processing is low, behaviour
Make with it is easy to maintain, long lifespan at low cost with pressure can operate with.
Description of the drawings
Fig. 1：The efficient plug valve schematic diagram of oil drilling
Fig. 2：The efficient plug valve knob schematic diagram of oil drilling
1, valve body 2, lower valve base 2-1, lower limit plane 3, spring 4, knob 4-1, open position positioning surface 4-2, off-position are fixed
Plane 5, sphere 6, upper valve base 6-1, upper limit plane 7, pressure ring.
Specific implementation mode
In conjunction with Figure of description：Fig. 1, Fig. 2 are further described the utility model.
Embodiment one：
The efficient plug valve of oil drilling comprising valve body 1, lower valve base 2, spring 3, knob 4, sphere 5, upper valve base 6, pressure
Ring 7, upper limit plane 6-1, lower limit plane 2-1, open position positioning surface 4-1, off-position positioning surface 4-2, wherein valve body 1 are a circular tube shaped,
Both ends are threaded, and there are two step, an annular groove and third step, first platforms for processing successively from top to bottom for endoporus
Rank is threaded in hole below, fixed pressure ring 7 at screw thread, and there are one radial stepped hole, hole is built-in for processing in annular groove
There is a knob 4, supports spring 3 on the getting out of a predicament or an embarrassing situation of annular groove, lower valve base 2, sphere 5, upper valve are sequentially arranged with above third step
The strip convex block of seat 6,4 right part of knob is inserted into the elongated slot of 5 in-plane of sphere, and lower limit plane 2-1 is the upper end of lower valve base 2
Face, upper limit plane 6-1 are the lower faces of upper valve base 6, and open position positioning surface 4-1 and off-position positioning surface 4-2 are to be located at 4 middle part of knob to fall
Two groups of orthogonal planes in circle rectangular boss, turn knob 4, as open position positioning surface 4-1 and upper limit plane 6-1 or lower limit
When plane 2-1 is in contact, oil drilling is in full open position with efficient plug valve, when off-position positioning surface 4-2 and upper limit
When face 6-1 or lower limit plane 2-1 are in contact, oil drilling is in the completely closed state with efficient plug valve.
The left part of knob 4 is cylindric, has annular groove on periphery, has sealing in slot, interior four directions is machined on left side
Driving hole and linear type switch mark slot, two open position positioning surface 4-1 are parallel with the strip convex block of right part, rounded-rectangular
One group of diagonal chamfering radius of boss is equal to the half of the rectangle length of side, and pressure ring 7 is circular tube shaped, and spiral shell is machined on the periphery of top
Line is machined with square groove, chamfering is arranged at endoporus top there are one getting out of a predicament or an embarrassing situation on the periphery of lower part on upper surface.
The step rib of endoporus stepped hole suitable for reading and radial more than 1 second step of valve body, third step changes into 15~
20 ° of inner conical surfaces have annular logo slot and "ON" word mark on periphery, have "Off" word mark in right above radial stepped hole
Know.
Upper valve base 6 is circular tube shaped, has annular groove on periphery, there is sealing in slot, and Internal Spherical Surface arranged at endoporus lower part, in spherical surface on
It is spherical shape that, which there are annular groove, sphere 5 in portion, and center has through-hole, outside to have plane, in-plane to have perpendicular to axis in an axial direction in an axial direction
To elongated slot, lower valve base 2 is circular tube shaped, and there are one getting out of a predicament or an embarrassing situation on periphery, equally distributed blind hole, platform are machined on step surface
There is annular groove on the periphery of rank lower part, there is sealing, endoporus top to there is Internal Spherical Surface, spherical surface middle and lower part to have annular groove in slot.
Spring 3 is packed into blind hole.
Embodiment two：
What is different from the first embodiment is that the efficient plug valve of oil drilling, be machined on 4 left side of knob in six sides pull
Hand hole.
Embodiment three：
Unlike embodiment one, two, the efficient plug valve of oil drilling, spring 3 is sleeved on lower valve base 2 and gets out of a predicament or an embarrassing situation lower part
Outer circle on.
Oil drilling is accessed into drill string with efficient plug valve, slurry channel is connected, knob is rotated counterclockwise with special spanner
4, knob 4 drives sphere 5 to rotate counterclockwise, when open position positioning surface 4-1 is in contact with upper limit plane 6-1 or lower limit plane 2-1,
Plug valve is in full open position, and slurry channel is opened at this time, and mud smoothly flows into lower drilling tool, when generation overflow or blowout
When, 4 90 degree of knob is rotated clockwise with special spanner, when off-position positioning surface 4-2 and upper limit plane 6-1 or lower limit plane 2-1 phases
When contact, plug valve is in the completely closed state, blocks slurry channel, and the excess pressure in stratum is prevented to be communicated up, and damages
Rotary hose and ground installation achieve the purpose that blowout prevention in drilling tool.
Three above embodiment is the typical embodiment of the utility model, instead of all the embodiments, the one of this field
As technical staff's scheme according to the present utility model and the shape of the part accessory in the utility model is changed or is disassembled,
Various embodiments can be made, in the case where not changing its function, are all considered as the scope of protection of the utility model.
Claims (5)
1. the efficient plug valve of oil drilling comprising valve body (1), lower valve base（2）, spring（3）, knob (4), sphere (5), on
Valve seat（6）, it is characterized in that also added with pressure ring（7）, upper limit plane（6-1）, lower limit plane（2-1）, open position positioning surface（4-1）, close
Position positioning surface（4-2）, wherein valve body (1) is a circular tube shaped, and both ends are threaded, and endoporus is from top to bottom successively there are two processing
Step, an annular groove and third step are threaded in first step hole below, fixed pressure ring at screw thread
（7）, processing is there are one radial stepped hole in annular groove, equipped with knob in hole（4）, spring is support on the getting out of a predicament or an embarrassing situation of annular groove
（3）, third step top is sequentially arranged with lower valve base（2）, sphere（5）, upper valve base（6）, knob（4）The strip convex block of right part
It is inserted into sphere（5）In the elongated slot of in-plane, lower limit plane（2-1）It is lower valve base（2）Upper surface, upper limit plane（6-1）It is
Upper valve base（6）Lower face, open position positioning surface（4-1）With off-position positioning surface（4-2）It is to be located at knob（4）Middle part rounded-rectangular is convex
Two groups of orthogonal planes on platform, turn knob（4）, when open position positioning surface（4-1）With upper limit plane（6-1）Or lower limit
Face（2-1）When being in contact, oil drilling is in full open position with efficient plug valve, when off-position positioning surface（4-2）With the upper limit
Plane（6-1）Or lower limit plane（2-1）When being in contact, oil drilling is in the completely closed state with efficient plug valve.
2. the efficient plug valve of oil drilling according to claim 1, it is characterized in that knob（4）Left part be it is cylindric,
There is annular groove on periphery, there is sealing in slot, interior four directions or driving hole and the linear type switch of interior six side are machined on left side
Logo slot, two open position positioning surfaces（4-1）Parallel with the strip convex block of right part, one group of rounded-rectangular boss to rounding of angle
Radius is equal to the half of the rectangle length of side, pressure ring（7）For circular tube shaped, it is threaded on the periphery of top, has on the periphery of lower part
One is got out of a predicament or an embarrassing situation, and square groove is machined on upper surface, and chamfering is arranged at endoporus top.
3. the efficient plug valve of oil drilling according to claim 1, it is characterized in that valve body (1) second step, third
The step rib of endoporus more than a step stepped hole suitable for reading and radial changes into 15~20 ° of inner conical surfaces, the radial step on periphery
There are annular logo slot and "ON" word mark above hole, has "Off" word mark in right.
4. the efficient plug valve of oil drilling according to claim 1, it is characterized in that upper valve base (6) is circular tube shaped, outer circle
There is annular groove on face, there is sealing, endoporus lower part to there is Internal Spherical Surface, spherical surface middle and upper part to have annular groove, sphere in slot（5）For spherical shape,
Center has through-hole, outside to have plane, in-plane to have perpendicular to axial elongated slot, lower valve base in an axial direction in an axial direction（2）For pipe
Shape is machined with equally distributed blind hole, has annular on the periphery of step lower part there are one getting out of a predicament or an embarrassing situation on periphery on step surface
Slot has sealing, endoporus top to have Internal Spherical Surface, spherical surface middle and lower part to have annular groove in slot.
5. the efficient plug valve of oil drilling according to claim 1, it is characterized in that spring（3）It is packed into blind hole or is sleeved on
Lower valve base（2）It gets out of a predicament or an embarrassing situation in the outer circle of lower part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820149235.0U CN207863926U (en) | 2018-01-30 | 2018-01-30 | The efficient plug valve of oil drilling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820149235.0U CN207863926U (en) | 2018-01-30 | 2018-01-30 | The efficient plug valve of oil drilling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207863926U true CN207863926U (en) | 2018-09-14 |
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ID=63459218
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820149235.0U Active CN207863926U (en) | 2018-01-30 | 2018-01-30 | The efficient plug valve of oil drilling |
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| CN (1) | CN207863926U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110094181A (en) * | 2018-01-30 | 2019-08-06 | 东营市创元石油机械制造有限公司 | The efficient plug valve of oil drilling |
-
2018
- 2018-01-30 CN CN201820149235.0U patent/CN207863926U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110094181A (en) * | 2018-01-30 | 2019-08-06 | 东营市创元石油机械制造有限公司 | The efficient plug valve of oil drilling |
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