CN206111100U - Drill rod - Google Patents
Drill rod Download PDFInfo
- Publication number
- CN206111100U CN206111100U CN201621069420.6U CN201621069420U CN206111100U CN 206111100 U CN206111100 U CN 206111100U CN 201621069420 U CN201621069420 U CN 201621069420U CN 206111100 U CN206111100 U CN 206111100U
- Authority
- CN
- China
- Prior art keywords
- block
- limited block
- position block
- horizontal limited
- inner core
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a drill rod, including the urceolus and cup joint in the inner tube of urceolus, the urceolus with the inner tube is concentric, the inner wall detachable fixed connection of urceolus prevents the stop device that the inner tube reciprocated, realize carrying on whole inner tube spacing with the help of stop device, scurry when oil gas appearing on, when overflow closing well, high -pressure kill -job, can effectually prevent that the inner tube from scurrying or moving down on therefore and lead to the emergence of down -hole troublesome condition in the well, the security that has improved the oil gas well.
Description
Technical field
The utility model is related to production gas technology field, more specifically, it relates to a kind of drilling rod.
Background technology
Landwaste silt particle of the Oil/gas Well when production of hydrocarbons is carried out in oil-gas Layer can be carried over stratum, enter in pit shaft；With
Production of hydrocarbons is constantly being carried out, and the silt particle that down-hole is piled up just more and more can block oil gas circulation road, the oil gas of slot pipe more
Yield will become less and less, bury payzone, because long-time production borehole pressure is reduced, will cannot be sunk in well with normal circulation
Abrasive band goes out pit shaft, and the operation of (clear) sand is rushed with nitrogen (a kind of inert gas) because the mobility of gas is very good, in height
Strong this of flow velocity lower band (clear) sand ability will greatly shorten the well workover time allows Oil/gas Well ability of resuming production as early as possible.Nitrogen proportion
Natural gas in the weak well of very low equilibrium strata pressure ability is easy for altering, and inflammable and explosive natural gas is controlled not in upper altering
The good closing well high pressure-out of control of just easily causing -- make the accidents such as fire.
Utility model content
In view of the shortcomings of the prior art, the purpose of this utility model is to provide a kind of drilling rod, can effectively be prevented
Only inner core therefore on alter or move down and cause the generation of complex situations in well, improve the security of Oil/gas Well.
Above-mentioned technical purpose of the present utility model technical scheme is that：
A kind of drilling rod, including outer tube and the inner core of the outer tube is socketed on, the outer tube is concentric with the inner core, described outer
The inwall of cylinder is detachable to be fixedly connected with the stopping means for preventing the inner core from moving up and down.
It is further arranged to：The stopping means includes the upper limit position block and lower limit of the axial direction distribution along the outer tube
Block, the upper limit position block is located at the top of the lower position block on perpendicular, and the outer wall of the inner core is along its axial restraint
There are upper protruding block and lower protruding block, the upper protruding block is located at the top of the lower protruding block, the upper table of the upper protruding block on perpendicular
Face abuts the lower surface of the upper limit position block, and the lower surface of the lower protruding block abuts the upper surface of the lower position block.
It is further arranged to：The lower surface of the upper limit position block is fixed with prevents the inner core along perpendicular to the center of inner core
The upper horizontal limited block of the direction movement of the length direction of axle, the upper horizontal limited block abuts the lateral surface of the upper protruding block, described
The upper surface of lower position block is fixed with prevents the inner core along the direction movement of the length direction of the central shaft perpendicular to inner core
Lower horizontal limited block, the lower horizontal limited block abuts the lateral surface of the lower protruding block.
It is further arranged to：The upper limit position block is equal with the lateral surface that the inwall of the outer tube is contacted with the lower position block
External screw thread is offered, the inwall of the outer tube offers internal thread, and the upper limit position block is with the lower position block by described outer
Screw thread is constituted with the inwall of the outer tube with the cooperation of the internal thread and is threadedly coupled.
It is further arranged to：The outer wall of the upper horizontal limited block is arranged in stepped ramp type, and the inwall of the lower horizontal limited block is in
Stepped ramp type is arranged, the outer wall of the less end of the upper horizontal limited block medium caliber end larger with the lower horizontal limited block medium caliber
The inwall in portion is abutted, and/or, the inwall of the upper horizontal limited block is arranged in stepped ramp type, and the outer wall of the lower horizontal limited block is in platform
Rank type is arranged, the inwall of the larger end of the upper horizontal limited block medium caliber and the less end of the lower horizontal limited block medium caliber
Outer wall abut.
It is further arranged to：The side wall mutually abutted between the upper horizontal limited block and the lower horizontal limited block is opened up respectively
Have a upper screw thread and lower screw thread for constituting threaded connection, the upper horizontal limited block and the lower horizontal limited block by the upper screw thread with
The cooperation of the lower screw thread constitutes threaded connection.
It is further arranged to：The upper limit position block and the upper horizontal limited block are in integrated setting, the lower position block with
The lower horizontal limited block is in integrated setting.
It is further arranged to：It is the upper limit position block, the upper protruding block, the upper horizontal limited block, the lower position block, described
Lower protruding block and the lower horizontal limited block are arranged in a ring.
It is further arranged to：The upper surface of the upper surface of the upper limit position block and the lower position block is offered in prism
The groove that shape is arranged.
The beneficial effects of the utility model are：By above-mentioned technical proposal, realize entering whole inner core by stopping means
Row is spacing, when occurring being altered on oil gas, overflow closing well, High-pressure well killing when, can effectively prevent inner core therefore on alter or move down and
Cause the generation of complex situations in well, improve the security of Oil/gas Well.
Description of the drawings
Fig. 1 is the structural representation of the present embodiment drilling rod；
Fig. 2 is the enlarged drawing in A portions in Fig. 1；
Fig. 3 is the enlarged drawing in B portions in Fig. 1.
In figure：10th, stopping means；11st, upper limit position block；111st, upper horizontal limited block；12nd, lower position block；121st, lower horizontal stroke is spacing
Block；20th, inner core；21st, upper protruding block；22nd, lower protruding block.
Specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing, it should be appreciated that these embodiments are merely to illustrate this
Utility model rather than restriction scope of the present utility model, after the utility model has been read, those skilled in the art couple
The modification of the various equivalent form of values of the present utility model falls within the application claims limited range.
In the present embodiment, " horizontal " refers both to the side of the length direction of the central shaft perpendicular to outer tube with " horizontal direction "
To.
According to Fig. 1 to Fig. 3, a kind of drilling rod, including outer tube and the inner core 20 of outer tube is socketed on, outer tube is same with inner core 20
The heart, to prevent in inner core 20 the upper and lower play in outer tube, therefore in the present embodiment, carries out arranged below, and the inwall of outer tube is removable
The formula of unloading is fixedly connected with the stopping means 10 for preventing inner core 20 from moving up and down, and realizes entering whole inner core 20 by stopping means 10
Row is spacing, when occurring being altered on oil gas, overflow closing well, High-pressure well killing when, can effectively prevent inner core 20 therefore on alter or move down
And cause the generation of complex situations in well, improve the security of Oil/gas Well.
For stopping means 10, can carry out arranged below：The stopping means 10 includes the upper of the axial direction distribution along outer tube
Limited block 11 and lower position block 12, upper limit position block 11 is located at the top of lower position block 12, the outer wall of inner core 20 on perpendicular
There are upper protruding block 21 and lower protruding block 22 along its axial restraint, upper protruding block 21 is located at the top of lower protruding block 22 on perpendicular, convex
The upper surface of block 21 abuts the lower surface of upper limit position block 11, and the lower surface of lower protruding block 22 abuts the upper surface of lower position block 12；Cause
Upper surface for upper protruding block 21 abuts the lower surface of upper limit position block 11, and upper limit position block 11 is detachable with the inwall of outer tube composition
It is fixedly connected, therefore upper limit position block 11 can effectively prevent upper protruding block 21 from moving towards the direction of upper limit position block 11, because convex
Block 21 is fixed with inner core 20, therefore upper limit position block 11 can effectively prevent inner core 20 from moving towards upper limit position block 11, because vertical
Upper limit position block 11 is located at the top of lower position block 12 in plane, therefore is also possible to prevent to be moved on inner core 20；Additionally, because lower protruding block 22
Lower surface abut the lower surface of lower position block 12, and the inwall of lower position block 12 and outer tube also constitute it is detachable it is fixed even
Connect, thus lower position block 12 can effectively prevent lower protruding block 22 towards lower position block 12 direction move because lower protruding block 22 with
Inner core 20 is fixed, therefore lower position block 12 can effectively prevent inner core 20 from moving towards lower position block 12, because on perpendicular
Lower position block 12 is located at the lower section of lower position block 12, therefore is also possible to prevent inner core 20 and moves down.
And, for upper limit position block 11 and upper protruding block 21, in the present embodiment, upper limit position block 11 is in ring with upper protruding block 21
Shape is arranged, and so, contributes to increasing the contact area of upper limit position block 11 and lower position block 12, whereby, when inner core 20 is received upwards
Power when, the stress between upper limit position block 11 and upper protruding block 21 is not concentrated, and contributes to extending upper limit position block 11 and upper protruding block 21
Service life, by such setting, also allows upper limit position block 11 completely to carry out spacing to altering on inner core 20, enters one
Step improves security；For lower position block 12 and lower protruding block 22, in the present embodiment, lower position block 12 is in lower protruding block 22
Annular is arranged, and so, contributes to increasing the contact area of lower position block 12 and lower position block 12, whereby, when inner core 20 receive to
Under power when, the stress between lower position block 12 and lower protruding block 22 is not concentrated, and contributes to extending lower position block 12 and lower protruding block 22
Service life, by such setting, lower position block 12 is completely carried out spacing to altering under inner core 20, enter
One step improves security.
And, in order to prevent from being altered on there is oil gas, overflow closing well, High-pressure well killing when the stress of inner core 20 along perpendicular to inner core
The direction of the length direction of 20 central shaft is moved and causes inner core 20 to deform, therefore in the present embodiment, under upper limit position block 11
Surface is fixed with the upper horizontal limited block for preventing inner core 20 from moving along the direction of the length direction of the central shaft perpendicular to inner core 20
111, upper horizontal limited block 111 abuts the lateral surface of upper protruding block 21, and the upper surface of lower position block 12 is fixed with prevents inner core 20 along vertical
The lower horizontal limited block 121 of the direction movement of the length direction of the straight central shaft in inner core 20, lower horizontal limited block 121 abuts lower protruding block
22 lateral surface；By upper horizontal limited block 111 upper protruding block 21 can be effectively prevented along the length of the central shaft perpendicular to inner core 20
The direction movement in degree direction, so as to also it is prevented that inner core 20 is along the direction of the length direction of the central shaft perpendicular to inner core 20
It is mobile；In the same manner, lower protruding block 22 can effectively be prevented along the length of the central shaft perpendicular to inner core 20 by lower horizontal limited block 121
The direction movement in direction, so as to also it is prevented that inner core 20 is moved along the direction of the length direction of the central shaft perpendicular to inner core 20
It is dynamic；So as to, it is effectively prevented inner core 20 and moves in transverse direction, also avoid inner core 20 and sharp impacts occur with outer tube,
Avoid inner core 20 to deform because of sharp impacts with outer tube, extend the service life of inner core 20 and outer tube.
And, for upper horizontal limited block 111 and lower horizontal limited block 121, may further be provided, upper horizontal limited block 111 with
Lower horizontal limited block 121 abuts the inwall of outer tube, and so, the pressure of horizontal limited block 111 can be transferred to outer in the extruding of upper protruding block 21
Cylinder, as such, it is possible to the bonding strength being effectively protected between horizontal limited block 111 and upper limit position block 11, be effectively prevented because
The extruding forces of the upper horizontal limited block 111 of upper protruding block 21 pairs are excessive and cause the rupture between horizontal limited block 111 and upper limit position block 11,
Extend the service life of horizontal limited block 111 and both upper limit position blocks 11；Additionally, in the present embodiment, upper horizontal limited block 111
Arrange in a ring with upper horizontal projection, so, as long as the moving direction of inner core 20 is perpendicular to the length direction of central shaft, the upper limit
Position block 11 it can be moved carry out it is spacing.
And, it is fixedly connected for detachable between outer tube inner wall and upper limit position block 11 and lower position block 12, can enter
Row is arranged below, and the lateral surface that upper limit position block 11 is contacted with lower position block 12 with the inwall of outer tube offers external screw thread, outer tube
Inwall offer internal thread, upper limit position block 11 is interior with outer tube with coordinating for internal thread by external screw thread with lower position block 12
Wall constitutes threaded connection；As such, it is possible to quickly upper limit position block 11 and lower position block 12 are dismantled or installed from outer tube, very
Convenience.
Additionally, for upper limit position block 11 and lower position block 12, in the present embodiment, can also carry out arranged below, upper horizontal limit
The outer wall of position block 111 is arranged in stepped ramp type, and the inwall of lower horizontal limited block 121 is arranged in stepped ramp type, the upper medium caliber of horizontal limited block 111
The inwall of the outer wall of the less end end larger with the lower medium caliber of horizontal limited block 121 is abutted, and/or, upper horizontal limited block 111
Inwall arrange in stepped ramp type, the outer wall of lower horizontal limited block 121 is arranged in stepped ramp type, and the upper medium caliber of horizontal limited block 111 is larger
The inwall of end is abutted with the outer wall of the less end of the lower medium caliber of horizontal limited block 121.So so that upper limit position block 11 and lower limit
Position block 12 connects, and the bonding strength between upper limit position block 11 and lower position block 12 is enhanced, so as to also allow for upper limit position block 11
Can cooperate with lower position block 12 and be connected to constitute new limited block, this is also implied that, by upper protruding block 21
With lower protruding block 22, each section of inner core 20 is held on respectively each limited block, constitutes the upper limit position block 11 and lower limit of limited block
Position block 12 can improve the limit effect to inner core 20, because do so, when upper limit position block 11 carries out spacing to upper protruding block 21, under
Limited block 12 can share the extruding force suffered by upper limit position block 11, so as to improve the stability of upper limit position block 11, also just enter one
Step prevent inner core 20 on alter；In the same manner, when lower position block 12 carries out spacing to lower protruding block 22, under lower position block 12 can be shared
Extruding force suffered by limited block 12, so as to improve the stability of lower position block 12, also just further prevents under inner core 20
Alter.
It is old more than in order to strengthen the bonding strength between upper limit position block 11 and lower position block 12, therefore in the present embodiment
On the basis of stating, carry out arranged below, the side wall mutually abutted between upper horizontal limited block 111 and lower horizontal limited block 121 is opened up respectively
There is the upper screw thread and lower screw thread for constituting threaded connection, upper horizontal limited block 111 is with lower horizontal limited block 121 by upper screw thread and lower screw thread
Cooperation constitute threaded connection.By being threadedly coupled between upper horizontal limited block 111 and lower horizontal limited block 121, it is possible to significantly
The bonding strength strengthened between upper limit position block 11 and lower position block 12, whereby, further prevent altering up and down for inner core 20.
And, upper limit position block 11 is in integrated setting, lower position block 12 and lower horizontal limited block 121 with upper horizontal limited block 111
In integrated setting, so contribute to enhancing upper limit position block 11 spacing with lower horizontal stroke with upper horizontal limited block 111 and lower position block 12
The bonding strength of block 121.
When the drilling rod is installed, user is firstly the need of first by the up to suitable position of inwall of the precession outer tube of lower position block 12
Put, then inner core 20 packed in outer tube so that inner core 20 is concentric with outer tube and lower protruding block 22 is adapted to abutting with lower position block 12,
Then again by the precession outer tube of upper limit position block 11 so that upper limit position block 11 is adapted to abutting with upper projection, so as to complete upper limit position block 11
With the installment work of lower position block 12；If conversely, first upper limit position block 11 is screwed out into outer tube, then pull out inner core 20, then by lower limit
Position block 12 is screwed out, so that it may will very easily dismantle upper limit position block 11 and lower position block 12, very efficient and convenient.In this manner it is possible to
Very easily inner core 20 is extracted out, contributes to repairing or replacing inner core 20；And, in the present embodiment, inner core 20 with
Also need to place for the pipeline of auxiliary liquid of circulating, therefore in the present embodiment between outer tube, upper limit position block 11 and lower position block 12
If annular in shape arranged, upper limit position block 11 all should open up the hole passed through for pipeline with lower position block 12, if upper limit position block 11 is with
Limited block 12 is discontinuous small lugs, then also open up on projection for pipeline through hole or projection have placement pipeline
The gap for passing through.
To cause upper limit position block 11 with the precession of lower position block 12 or screwing out the action enhanced convenience of outer tube, therefore in this enforcement
In example, connector is offered in the upper surface of the upper surface of lower position block 12 and upper limit position block 11, in spinning in and out, user
Only need to be connected with connector using connecting rod, then just can be very good to rotate upper limit position block 11 or lower position block 12, in this reality
In applying example, it is upper surface and the lower position block 12 for being opened in upper limit position block 11 that connector is preferably set to trench structure, i.e. connector
Upper surface groove, and contact of the connector with connecting rod can not be sphere-contact, therefore in the present embodiment, preferential attachment part
In prismatic setting, certainly, in the present embodiment, the shape of connector is not limited.
The above is only preferred embodiment of the present utility model, protection domain of the present utility model is not limited merely to above-mentioned
Embodiment, all technical schemes belonged under the utility model thinking belong to protection domain of the present utility model.It should be pointed out that right
For those skilled in the art, some improvements and modifications under the premise of without departing from the utility model principle,
These improvements and modifications also should be regarded as protection domain of the present utility model.
Claims (9)
1. a kind of drilling rod, it is characterized by：Including outer tube and it is socketed on the inner core (20) of the outer tube, the outer tube and the inner core
(20) with one heart, the inwall of the outer tube is detachable to be fixedly connected with the stopping means for preventing the inner core (20) from moving up and down
(10)。
2. drilling rod according to claim 1, it is characterized by：The stopping means (10) is included along the axial direction of the outer tube point
The upper limit position block (11) and lower position block (12) of cloth, the upper limit position block (11) is positioned at the lower position block on perpendicular
(12) top, the outer wall of the inner core (20) has upper protruding block (21) and lower protruding block (22) along its axial restraint, in perpendicular
The upper upper protruding block (21) abuts the upper limit positioned at the top of the lower protruding block (22), the upper surface of the upper protruding block (21)
The lower surface of block (11), the lower surface of the lower protruding block (22) abuts the upper surface of the lower position block (12).
3. drilling rod according to claim 2, it is characterized by：The lower surface of the upper limit position block (11) is fixed with prevents described
The upper horizontal limited block (111) that inner core (20) is moved along the direction of the length direction of the central shaft perpendicular to the inner core (20), institute
State the lateral surface that horizontal limited block (111) abuts the upper protruding block (21), the upper surface of the lower position block (12) is fixed with anti-
The lower horizontal limited block that only inner core (20) is moved along the direction of the length direction of the central shaft perpendicular to the inner core (20)
(121), the lower horizontal limited block (121) abuts the lateral surface of the lower protruding block (22).
4. drilling rod according to claim 2, it is characterized by：The upper limit position block (11) and the lower position block (12) and institute
The lateral surface for stating the inwall contact of outer tube offers external screw thread, and the inwall of the outer tube offers internal thread, the upper limit
Block (11) and the lower position block (12) by the cooperation of the external screw thread and the internal thread with the inwall structure of the outer tube
Into threaded connection.
5. drilling rod according to claim 3, it is characterized by：The outer wall of the upper horizontal limited block (111) is arranged in stepped ramp type,
The inwall of the lower horizontal limited block (121) is arranged in stepped ramp type, the less end of upper horizontal limited block (111) medium caliber it is outer
The inwall of the wall end larger with lower horizontal limited block (121) medium caliber is abutted, and/or, the upper horizontal limited block (111)
Inwall is arranged in stepped ramp type, and the outer wall of the lower horizontal limited block (121) is arranged in stepped ramp type, in the upper horizontal limited block (111)
The inwall of the larger end of bore is abutted with the outer wall of the less end of lower horizontal limited block (121) medium caliber.
6. drilling rod according to claim 5, it is characterized by：The upper horizontal limited block (111) and the lower horizontal limited block
(121) the side wall mutually abutted between offers respectively the upper screw thread and lower screw thread for constituting threaded connection, the upper horizontal limited block
(111) constituted with the cooperation of the lower screw thread by the upper screw thread with the lower horizontal limited block (121) and be threadedly coupled.
7. drilling rod according to claim 3, it is characterized by：The upper limit position block (11) and the upper horizontal limited block (111)
In integrated setting, the lower position block (12) is with the lower horizontal limited block (121) in integrated setting.
8. drilling rod according to claim 3, it is characterized by：The upper limit position block (11), the upper protruding block (21), it is described on
Horizontal limited block (111), the lower position block (12), the lower protruding block (22) and the lower horizontal limited block (121) set in a ring
Put.
9. drilling rod according to claim 3, it is characterized by：The upper surface of the upper limit position block (11) and the lower position block
(12) upper surface offers the groove in prismatic setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621069420.6U CN206111100U (en) | 2016-09-21 | 2016-09-21 | Drill rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621069420.6U CN206111100U (en) | 2016-09-21 | 2016-09-21 | Drill rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206111100U true CN206111100U (en) | 2017-04-19 |
Family
ID=58520521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621069420.6U Withdrawn - After Issue CN206111100U (en) | 2016-09-21 | 2016-09-21 | Drill rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206111100U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106194045A (en) * | 2016-09-21 | 2016-12-07 | 库尔勒施得石油技术服务有限公司 | Drilling rod |
| CN110424899A (en) * | 2019-09-02 | 2019-11-08 | 三门峡丽源环保工程设备有限公司 | A kind of telescopic drill rod and the cleaning device for the telescopic drill rod |
-
2016
- 2016-09-21 CN CN201621069420.6U patent/CN206111100U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106194045A (en) * | 2016-09-21 | 2016-12-07 | 库尔勒施得石油技术服务有限公司 | Drilling rod |
| CN106194045B (en) * | 2016-09-21 | 2019-01-18 | 库尔勒施得石油技术服务有限公司 | Drilling rod |
| CN110424899A (en) * | 2019-09-02 | 2019-11-08 | 三门峡丽源环保工程设备有限公司 | A kind of telescopic drill rod and the cleaning device for the telescopic drill rod |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170419 Effective date of abandoning: 20190118 |