CN206812062U - A kind of elastic gum wing topping machanism of oil steering tool centralizer - Google Patents
A kind of elastic gum wing topping machanism of oil steering tool centralizer Download PDFInfo
- Publication number
- CN206812062U CN206812062U CN201720513634.6U CN201720513634U CN206812062U CN 206812062 U CN206812062 U CN 206812062U CN 201720513634 U CN201720513634 U CN 201720513634U CN 206812062 U CN206812062 U CN 206812062U
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- China
- Prior art keywords
- wing
- topping machanism
- elastic gum
- base
- steering tool
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- 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.)
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- 238000005520 cutting process Methods 0.000 claims abstract description 44
- 239000003292 glue Substances 0.000 claims abstract description 20
- 238000007514 turning Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000005553 drilling Methods 0.000 description 15
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241001074085 Scophthalmus aquosus Species 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
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- Earth Drilling (AREA)
Abstract
The utility model discloses a kind of elastic gum wing topping machanism of oil steering tool centralizer, and it includes base, upper lid, power set, pressure head, topping machanism；It is threadedly coupled between base and upper lid by double threaded screw, the upper surface of base is provided with hollow base cylinder, and the inside of base cylinder is provided with the glue wing fixed column for being used for fixing the elastic gum wing, and the center of glue wing fixed column is conllinear with the center of base cylinder；Power set are fixed on the bottom of lid and downward power are provided for the topping machanism, pressure head and topping machanism are in turn secured to the output end of the power set from top to bottom, power set, pressure head, topping machanism and base cylinder center line on the same line.The utility model uses integral type cutting way, can disposably cut multiple glue wings, and the center centering of topping machanism and the elastic gum wing is preferable, it is less prone to cutting deviation, the cutting precision to the elastic gum wing is ensure that, improves production efficiency, extends the service life of directional tool.
Description
Technical field
The utility model belongs to oil drilling machine technical field, and in particular to a kind of cutting precision is high, service life length
Oil steering tool centralizer elastic gum wing topping machanism.
Background technology
The boring method bored along the well track being pre-designed up to target zone is referred to as directed drilling.Wireless drilling well logging system
Unite (Measure While Drilling), hereinafter referred to as MWD, be petroleum drilling and mining directed drilling operation accurate master tool.
The bad environments of MWD instrument operations, its operation in the environment of high temperature high vibration, and drilling fluid (being referred to as mud)
Flow, silt content are larger, erosion are carried out to MWD instruments, so as to cause large effect to MWD instruments.In Process of Oil Well Drilling,
With the intensification of drilling depth, its well is less and less, and it is also less and less that down-hole equipment size includes internal diameter (slurry channel).It is logical
Normal well-drilling borehole size have 17.5 inches, 13.125 inches, 8.5 inches, 6 inches it is several, drilling tool internal diameter generally has 3.5 English
It is very little, 3.25 inches, 2.81 inches, 2.69 inches it is several.The commonly provided standard centralizer of MWD instrument companies is 3.5 inches.
But in reality in use, needing the drilling tool from other sizes according to the situation of actual job, the depth of drilling well, and require righting
The size of device also adjusts accordingly.
Centralizer category cementing tool, firm and durable, uprighting force is big, is a kind of centralizer that can guarantee that well drilling and cementing quality.
Centralizer has generally included centralizer body and the elastic gum wing, and the elastic gum wing and complex spring cushion rubber are installed in centralizer body
Portion, need also to need to carry out manual cutting to the elastic gum wing on directional tool centralizer according to scene in use at the scene, by
It is not easy to grasp in manual cutting dynamics, while the grasp of cut lengths precision is bad, causes cutting parts irregular, dimensional discrepancy
It is larger, in addition occur it is damaged, cause the sleeve depletion rate of the directional tool centralizer after well is entered to be accelerated, when serious due to
The glue wing bored on inclinometer centralizer is off size suitable, and underground vibrations are larger, cause directional tool to damage, influence to produce into
Degree.
Therefore, it is necessary to a kind of elastic gum wing topping machanism of special oil steering tool centralizer, for righting
The elastic gum wing on device is cut, and improves stock-removing efficiency and cutting precision, is accelerated manufacturing schedule, is extended making for directional tool
Use the life-span.
The content of the invention
The purpose of this utility model is：A kind of elastic gum wing topping machanism of oil steering tool centralizer is provided,
It uses integral type cutting way, can disposably cut multiple glue wings, and the center centering of topping machanism and the elastic gum wing compared with
It is good, cutting deviation is less prone to, ensure that the cutting precision to the elastic gum wing, improves production efficiency, is extended with brill deviational survey
The service life of instrument.
To achieve these goals, the technical solution adopted in the utility model is：
A kind of elastic gum wing topping machanism of oil steering tool centralizer, including base, upper lid, power set, pressure
Head, topping machanism；It is threadedly coupled between the base and upper lid by double threaded screw, the upper surface of the base is provided with hollow
Base cylinder, the inside of the base cylinder are provided with the glue wing fixed column for being used for fixing the elastic gum wing, the center of the glue wing fixed column
It is conllinear with the center of base cylinder；The power set are fixed on the bottom of lid and provide downward move for the topping machanism
Power, the pressure head and topping machanism are in turn secured to the output end of the power set, the power set, pressure from top to bottom
The center line of head, topping machanism and base cylinder is on the same line.Pass through power set, pressure head, topping machanism and base cylinder
The conllinear restriction in center, improve the cutting precision of the elastic gum wing, ensure that its cuts outside dimension stability, extend bullet
Property the glue wing service life, avoid the generation of underground seismism, and difference can be met using the connected mode of double threaded screw
The elastic gum wing of height.
Preferable scheme, the double threaded screw are distributed at the corner of base and upper lid, and four double threaded screws are formed
Center line and the topping machanism turning centre line on the same line.Further ensure the cutting of elastic gum wing external diameter
Precision, extend the service life of directional tool.
Further preferred scheme, the power set are one kind in pneumatic, electronic, hydraulic drive or machine driving.
It is generally excellent for example cylinder, electric cylinder, hydraulic cylinder, gear drive etc. can be used, but because the condition of work of righting instrument is severe
Select mechanical power set, such as jack etc..
Scheme still more preferably, it is to be detachably connected between the topping machanism and pressure head.Connected mode can be selected
Threaded connection, bearing pin connection etc., in actual use, for different well-drilling borehole sizes, can select different cutting diameters
Topping machanism, the topping machanism for changing suitable dimension is removed from pressure head directly by topping machanism, so that this practicality is new
The scope of application of type is more extensive.
Scheme still further preferably, the topping machanism are included located at the cylindrical guide head on top and located at bottom
Cutting knife, cutting knife is with guide head to connect as one, and the cutting knife is annular cutting knife, and the inner surface of the cutting knife is vertical plane,
The outer surface of the cutting knife is back taper inclined-plane.Cutting knife uses hard alloy cutter, and surface does Quenching Treatment, it is durable to improve its
Property, the outer surface of cutting knife can make cutting swarf more easy to fall off using back taper inclined-plane.
The internal diameter of the base cylinder is equal with the external diameter of the guide head.By the way of the two can be coordinated using gap, make
The guide head of topping machanism plays preferable guide effect when entering base cylinder, further ensures topping machanism and to be cut
The centering of the elastic gum wing is cut, improves cutting precision.
The top inner periphery of the base cylinder is provided with chamfering.Chamfering can be rounding or bevelling, so as to ensure that
Topping machanism smoothly enters base cylinder.
The top of the glue wing fixed column also is provided with chamfering.Chamfering can be rounding or bevelling, can make elastic gum
The wing is more easily fixed in glue wing fixed column.
One end of the double threaded screw, which is connected through a screw thread, to be fixed on base, and the other end passes through upper lid, and passes through pull bar
Nut is fixed on lid.
By adopting the above-described technical solution, the beneficial effects of the utility model are：
1. cutting knife of the present utility model is annular cutting knife, integral type cutting way is used to the elastic gum wing, cutting knife can one
The secondary multiple glue wings of property machining, it is unbalanced to avoid size caused by being cut one by one the centralizer glue wing, ensure that and cuts
Precision is cut, so as to accelerate manufacturing schedule, extends the service life of directional tool.
2. the center of four double threaded screws overlaps with the center line of cutting knife, and power set, pressure head, topping machanism and base
The center line of cylinder is in center all the time on the same line, during so as to ensure that cutting knife moves down；In addition, seat cylinder with it is described
The tight fit of guide head, also ensure to be in middle position in working angles, so as to improve cutting precision.
Lid is connected with Cutter apron by double threaded screw on 3., dynamic when carrying out machining to the elastic rubber sleeve of different height
When power apparatus stroke is inadequate, the position covered can be adjusted with adjusting yoke nut, so as to meet the bullet of all size length
Property gum cover.
4. being equipped with chamfering in the top inner periphery of the base cylinder and the top of glue wing fixed column, installation is more square with use
Just.
5. the utility model elastic gum wing topping machanism is simple in construction, easy to use, portable, can carry to live basis
It is actually needed and is operated, there is very strong practicality.
Brief description of the drawings
Fig. 1 is that a kind of overall structure of the elastic gum wing topping machanism of oil steering tool centralizer of the utility model is cutd open
View；
Fig. 2 is a kind of decomposition view of the elastic gum wing topping machanism of oil steering tool centralizer of the utility model；
Fig. 3 is a kind of structure of the base of the elastic gum wing topping machanism of oil steering tool centralizer of the utility model
Schematic diagram.
Reference：1- bases；11- base cylinders；12- glue wing fixed seats；Covered on 2-；3- power set；4- pressure heads；5- is cut
Turning device；51- guide heads；52- cutting knifes；6- double threaded screws；7- pull-rod nuts；The 8- elastic gum wings.
Embodiment
To make the purpose of this utility model, technical scheme and advantage of greater clarity, with reference to instantiation, to this
Utility model is described in further details.It should be understood that these descriptions are merely illustrative, and it is not intended to limit the model of the present invention
Enclose.In addition, in the following description, the description to known features and technology is eliminated, to avoid unnecessarily obscuring the present invention's
Concept.
Referring to figs. 1 to accompanying drawing 3, a kind of elastic gum wing topping machanism of oil steering tool centralizer of the utility model,
Including base 1, upper lid 2, power set 3, pressure head 4, topping machanism 5.
It is threadedly coupled between the base 1 and upper lid 2 by double threaded screw 6, one end of the double threaded screw 6 passes through screw thread
It is connected and fixed on base 1, the other end passes through upper lid 2, and is fixed on by pull-rod nut 7 on upper lid 2.The base 1 it is upper
Surface is provided with hollow base cylinder 11, and the inside of the base cylinder 11 is provided with the glue wing fixed column 12 for being used for fixing the elastic gum wing 8,
The center of the glue wing fixed column 12 is conllinear with the center of base cylinder 11.
For one kind in pneumatic, electronic, hydraulic drive or machine driving, (power fills the power set 3 in the present embodiment
Put using jack), the power set 3 are fixed on the bottom of lid 2 and provide downward move for the topping machanism 5
Power, the pressure head 4 and topping machanism 5 are in turn secured to the output end of the power set 3, and the topping machanism from top to bottom
It is to be detachably connected between 5 and pressure head 4；The topping machanism 5 is included located at the cylindrical guide head 51 on top and located at bottom
Cutting knife 52, cutting knife 52 and guide head 51 is connect as one, and the cutting knife 52 is annular cutting knife, the interior table of the cutting knife 52
Face is vertical plane, and the outer surface of the cutting knife is back taper inclined-plane.
The power set 3, pressure head 4, topping machanism 5 and base cylinder 11 center line on the same line；It is described double
Head screw rod 6 is distributed at the corner of base 1 and upper lid 2, and the center line that is formed of four double threaded screws 6 and the topping machanism
5 center line is on the same line.
In the present embodiment, the internal diameter of the base cylinder 11 is equal with the external diameter of the guide head 51, the base cylinder 11
Top inner periphery is provided with chamfering, and the top of the glue wing fixed column 12 also is provided with chamfering.Chamfering can be rounding or oblique
Angle, so as to ensure that topping machanism 5 smoothly enters base cylinder 11, and the elastic gum wing 8 is set more easily to be fixed on Jiao Yigu
On fixed column 12.
In actual use, the big I of cutting knife 52 is changed according to demand, and use is more convenient.
Above-mentioned embodiment is exemplary, is to preferably make skilled artisans appreciate that originally
Patent, it is impossible to be not understood as the limitation for including scope to this patent；As long as times made of spirit according to disclosed in this patent
How with change or modification, the scope that this patent includes is each fallen within.
Claims (9)
- A kind of 1. elastic gum wing topping machanism of oil steering tool centralizer, it is characterised in that it include base (1), on Cover (2), power set (3), pressure head (4), topping machanism (5)；Pass through double threaded screw (6) between the base (1) and upper lid (2) Threaded connection, the upper surface of the base (1) are provided with hollow base cylinder (11), and the inside of the base cylinder (11), which is provided with, to be used for The glue wing fixed column (12) of the fixed elastic gum wing (8), the center and the center of base cylinder (11) of the glue wing fixed column (12) are total to Line；The power set (3) are fixed on Shang Gai (2) bottom and downward power, the pressure are provided for the topping machanism (5) Head (4) and topping machanism (5) are in turn secured to the output ends of the power set (3) from top to bottom, the power set (3), The center line of pressure head (4), topping machanism (5) and base cylinder (11) is on the same line.
- 2. a kind of elastic gum wing topping machanism of oil steering tool centralizer according to claim 1, its feature exist During the double threaded screw (6) is distributed at the corner of base (1) and upper lid (2), and four double threaded screws (6) are formed The turning centre line of heart line and the topping machanism (5) is on the same line.
- 3. a kind of elastic gum wing topping machanism of oil steering tool centralizer according to claim 1, its feature exist In the power set (3) are one kind in pneumatic, electronic, hydraulic drive or machine driving.
- 4. a kind of elastic gum wing topping machanism of oil steering tool centralizer according to claim 1, its feature exist In to be detachably connected between the topping machanism (5) and pressure head (4).
- 5. a kind of elastic gum wing topping machanism of oil steering tool centralizer according to claim 4, its feature exist In the topping machanism (5) includes the cylindrical guide head (51) located at top and the cutting knife (52) located at bottom, the cutting knife (52) it is annular cutting knife, the inner surface of the cutting knife (52) is vertical plane, and the outer surface of the cutting knife (52) is oblique for back taper Face.
- 6. a kind of elastic gum wing topping machanism of oil steering tool centralizer according to claim 5, its feature exist In the internal diameter of the base cylinder (11) is equal with the external diameter of the guide head (51).
- 7. a kind of elastic gum wing topping machanism of oil steering tool centralizer according to claim 6, its feature exist In the top inner periphery of the base cylinder (11) is provided with chamfering.
- 8. a kind of elastic gum wing topping machanism of oil steering tool centralizer according to claim 1, its feature exist In the top of the glue wing fixed column (12) is provided with chamfering.
- 9. a kind of elastic gum wing topping machanism of oil steering tool centralizer according to claim 1, its feature exist In one end of the double threaded screw (6), which is connected through a screw thread, to be fixed on base (1), and the other end passes through through upper lid (2) Pull-rod nut (7) is fixed on lid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720513634.6U CN206812062U (en) | 2017-05-08 | 2017-05-08 | A kind of elastic gum wing topping machanism of oil steering tool centralizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720513634.6U CN206812062U (en) | 2017-05-08 | 2017-05-08 | A kind of elastic gum wing topping machanism of oil steering tool centralizer |
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| Publication Number | Publication Date |
|---|---|
| CN206812062U true CN206812062U (en) | 2017-12-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720513634.6U Expired - Fee Related CN206812062U (en) | 2017-05-08 | 2017-05-08 | A kind of elastic gum wing topping machanism of oil steering tool centralizer |
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| Country | Link |
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| CN (1) | CN206812062U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110253642A (en) * | 2019-06-24 | 2019-09-20 | 濮阳市创立石油机械有限公司 | A kind of oil pumping rod centering device crusher and its breaking method |
-
2017
- 2017-05-08 CN CN201720513634.6U patent/CN206812062U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110253642A (en) * | 2019-06-24 | 2019-09-20 | 濮阳市创立石油机械有限公司 | A kind of oil pumping rod centering device crusher and its breaking method |
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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 |
Granted publication date: 20171229 |
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| CF01 | Termination of patent right due to non-payment of annual fee |