CN110219601A - A kind of oil drill rocker based on tenon structure design - Google Patents
A kind of oil drill rocker based on tenon structure design Download PDFInfo
- Publication number
- CN110219601A CN110219601A CN201910429260.3A CN201910429260A CN110219601A CN 110219601 A CN110219601 A CN 110219601A CN 201910429260 A CN201910429260 A CN 201910429260A CN 110219601 A CN110219601 A CN 110219601A
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- CN
- China
- Prior art keywords
- groove
- tube wall
- convex block
- oil drill
- channel
- Prior art date
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/02—Couplings; joints
- E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
- E21B17/046—Couplings; joints between rod or the like and bit or between rod and rod or the like with ribs, pins, or jaws, and complementary grooves or the like, e.g. bayonet catches
Abstract
The present invention provides a kind of oil drill rockers based on tenon structure design, including tube wall, the tube wall lateral surface of described oil drill rocker one end is equipped with tenon, the oil drill rocker other end tube wall medial surface is equipped with tongue-and-groove, tenon includes outer circular bead surface, is circumferentially evenly distributed with several convex blocks on outer circular bead surface along tube wall, and tongue-and-groove includes interior circular bead surface, several grooves are circumferentially evenly distributed on interior circular bead surface along tube wall, the convex block is consistent with the quantity of groove.It can not only accelerate rate of penetration by the drilling rod, extend bit life, and it is dynamic to can be realized the two-way brill of drill bit in drilling process.
Description
Technical field
The present invention relates to petroleum engineering drilling technology field, in particular to a kind of petroleum based on tenon structure design
Drilling rod.
Background technique
With the development of society, petroleum is growing day by day in the demand of industry, agricultural, traffic and daily life.At
It depends on for existence for people a kind of indispensable energy, the work of exploration and development of petroleum also more seems important.In oil exploration
In development process, the cost of use in drilling operation course accounts for more than half of total cost, and most attaches most importance in drillng operation
What is wanted is then the speed issue of drilling well, and the speed of bit speed has directly influenced economic benefit.But bit speed is restricted at present
Raising it is many because being known as, the speed for how increasing substantially drilling well just becomes problem in the urgent need to address.This is just
It needs us to put forth effort in the optimization of drilling technology, is constantly innovated, thus realize raising drilling speed, the mesh of save the cost
's.
Drill bit is as drilling tool main in drilling process, and the tooth wear situation and service life of drill bit are for drilling
Bit speed has an important influence in the process, and drill bit one-directionally rotates in drilling process, and tooth is caused to wear to a certain degree
After be difficult to grab into stratum, cause drilling speed to reduce.The application is bold in innovation to devise a kind of drill rod thread and realize and bore in drilling process
Head Double-directional rotary, drill bit efficiency greatly increases, while also accelerating rate of penetration.
Summary of the invention
Problem is reduced for drilling speed brought by drill teeth abrasion condition in the prior art, the present invention provides a kind of bases
In the oil drill rocker of tenon structure design, rate of penetration can not only be accelerated by the drilling rod, extend bit life, and can
Realize that the two-way brill of drill bit is dynamic in drilling process.
To achieve the goals above, the invention adopts the following technical scheme:
A kind of oil drill rocker based on tenon structure design, including tube wall, the tube wall lateral surface of described oil drill rocker one end
Equipped with tenon, the tube wall medial surface of the oil drill rocker other end is equipped with tongue-and-groove, and the tenon includes outer circular bead surface, outer circular bead surface
On be circumferentially evenly distributed with several convex blocks along tube wall, the tongue-and-groove includes interior circular bead surface, circumferentially uniform along tube wall on interior circular bead surface
Several grooves are distributed with, the convex block is consistent with the quantity of groove；The groove includes first passage, second channel and card slot,
The both ends of the second channel are connected to first passage and card slot respectively, and the first passage bottom is connected with second channel,
It is connected in the middle part of the card slot with second channel.
Further, in the above-mentioned technical solutions, the top surface of the convex block is plane, and the bottom surface of the groove is plane.
Further, in the above-mentioned technical solutions, the width L of the first passage7-1Greater than the first side length of convex block L5-1, institute
State the width L of second channel7-2Greater than the second side length L of convex block5-2, the width L of the card slot7-3-1Greater than the first side length of convex block
L5-1, the length L of the card slot7-3-2Greater than the width L of second channel7-2。
Further, in the above-mentioned technical solutions, the length L of the card slot7-3-2More than or equal to the second side length of convex block
L5-22 times with the width L of second channel7-2Summation.
Compared with the existing technology, the invention has the benefit that the drilling rod provided through the invention can be realized drill bit
Positive and negative rotation has filled up the blank that petroleum industry drill bit now is unable to positive and negative rotation；Moreover, drill bit positive and negative rotation can reduce because
The phenomenon that one direction cutting abrasion drill teeth causes rate of penetration to slow down improves rate of penetration, saves cost.
Detailed description of the invention
Fig. 1 is the tenon end top view of drilling rod in one embodiment of the invention；
Fig. 2 is A-A the schematic diagram of the section structure in Fig. 1；
Fig. 3 is that lateral surface tiling schematic diagram is axially splitted at the tenon end of drilling rod in Fig. 1 along tube wall；
Fig. 4 is drilling rod tongue-and-groove end top view in one embodiment of the invention；
Fig. 5 is B-B the schematic diagram of the section structure in Fig. 4；
Fig. 6 is that medial surface tiling schematic diagram is axially splitted at drilling rod tongue-and-groove end along tube wall in Fig. 4；
Convex block and groove enlarged diagram in Fig. 7 one embodiment of the invention, (in figure, (a) is convex block schematic diagram, (b) is
Groove schematic diagram)；
Two kinds of combination schematic diagrames in Fig. 8 one embodiment of the invention between drilling rod；
In figure, 1: tube wall, 2: tenon, 3: tongue-and-groove, 4: outer circular bead surface, 5: convex block, 6: interior circular bead surface, 7: groove, 7-1: the
One channel, 7-2: second channel, 7-3: card slot.
Specific embodiment
The present invention is further described with reference to the accompanying drawings and examples, it should which explanation, following the description are to understand
The present invention is released, is not intended to limit the invention, all within the spirits and principles of the present invention, made any modification is equally replaced
It changes, improve, should all be included in the protection scope of the present invention.
As shown in figs. 1 to 6, a kind of oil drill rocker based on tenon structure design, including tube wall 1, oil drill rocker one end
1 lateral surface of tube wall is equipped with tenon 2, and the medial surface of other end tube wall 1 is equipped with tongue-and-groove 3, and tenon 2 includes outer circular bead surface 4, outer circular bead surface
Circumferentially it is evenly distributed with several convex blocks 5 on 4 along tube wall, tongue-and-groove 3 includes interior circular bead surface 6, circumferentially uniform along tube wall on interior circular bead surface 6
Several grooves 7 are distributed with, groove 7 includes first passage 7-1, second channel 7-2 and card slot 7-3, wherein second channel 7-2 two
End is connected to first passage 7-1 and card slot 7-3 respectively, and the bottom first passage 7-1 is connected with second channel 7-2, in card slot 7-3
Portion is connected with second channel 7-2.Convex block 5 is consistent with the quantity of groove 7, further, the number of convex block and groove is greater than etc.
In 2, in the present embodiment, quantity 4.The top surface of convex block 5 is plane, and the bottom surface of groove 7 is plane, and convex block 5 can be recessed
It is slided in slot 7.The depth of groove 7 is more than or equal to the height of convex block 5, it is preferred that the depth of groove 7 is consistent with the height of convex block 5.
In order to guarantee that convex block 5 can slide in groove 7, as shown in fig. 7, the width L of first passage 7-17-1Slightly larger than convex
5 first side length of block, further, L7-1Less than or equal to L5-11.1 times；The width L of second channel 7-27-2Slightly larger than convex block 5
Second side length L5-2, further, L7-2Less than or equal to L5-21.1 times；The width L of card slot 7-37-3-1Slightly larger than 5 first side of convex block
Long L5-1, further, L7-3-1Less than or equal to L5-11.1 times；The length L of card slot 7-37-3-2Greater than the width of second channel 7-2
L7-2.Further, the length L of card slot 7-37-3-2More than or equal to the second side length L of convex block 55-22 times with second channel 7-2's
Width L7-2Summation.
When making the tenon of drilling rod, remove on the outer circular bead surface of convex portion, the pipe thickness cut away uniform one
It causes, if it is with a thickness of h1；When making the tongue-and-groove of drilling rod, need first uniformly to cut off certain thickness pipe outward since medial surface
Wall obtains interior circular bead surface, if it is with a thickness of h2, then, then on interior circular bead surface opens up groove；Wherein, the sum of h1 and h2 are equal to
Original drill pipe thickness.
In addition, in the above-mentioned technical solutions, tenon and tongue-and-groove are consistent along the length of the axial direction of drilling rod, to guarantee
It is preferably chimeric.
In actual use, the both ends of drilling rod can be connected with the drilling rod of other same design, connection method are as follows: by tenon
The first passage of the convex block alignment tongue-and-groove of head, when being advanced to bottom end, rotation makes convex block slide into second channel, then by second channel
It eventually enters into card slot, at this point, pushing or pulling on the junction of two drilling rods, so that convex block is entered the both ends of card slot, drilling rod can be realized
Between connection.
In drilling process, after connecting drilling rod, sling drilling rod progress is above to propose operation, then convex block can be tightly stuck
In the lower end of card slot, in Fig. 8 shown in (a), to sling drilling rod.It is put into pit shaft and makes up a joint, slowly decentralization, then convex after connecting
The block just tightly stuck upper end in card slot, in Fig. 8 shown in (b).To realize the positive and negative rotation of drilling rod, and then realize
The positive and negative rotation of drill bit.
Above-mentioned combination chart explanation is not intended to limit the invention to explain the present invention, all in spirit of the invention
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (6)
1. a kind of oil drill rocker based on tenon structure design, including tube wall (1), which is characterized in that described oil drill rocker one end
Tube wall (1) lateral surface be equipped with tenon (2), tube wall (1) medial surface of the oil drill rocker other end is equipped with tongue-and-groove (3), described
Tenon (2) includes outer circular bead surface (4), is circumferentially evenly distributed with along tube wall several convex blocks (5) on the outer circular bead surface (4), described
Tongue-and-groove (3) includes interior circular bead surface (6), is circumferentially evenly distributed with along tube wall several grooves (7) on the interior circular bead surface (6), described
Convex block (5) is consistent with the quantity of groove (7)；
The groove (7) includes first passage (7-1), second channel (7-2) and card slot (7-3), the second channel (7-2)
Both ends are connected to first passage (7-1) and card slot (7-3) respectively, the first passage bottom (7-1) and second channel (7-2) phase
Connection, card slot (7-3) middle part are connected with second channel (7-2).
2. a kind of oil drill rocker based on tenon structure design according to claim 1, which is characterized in that the convex block
(5) top surface is plane, and the bottom surface of the groove (7) is plane.
3. a kind of oil drill rocker based on tenon structure design according to claim 2, which is characterized in that the groove
(7) depth is more than or equal to the height of convex block (5).
4. a kind of oil drill rocker based on tenon structure design according to claim 3, which is characterized in that the groove
(7) depth is consistent with the height of convex block (5).
5. a kind of oil drill rocker based on tenon structure design according to claim 1, which is characterized in that described first is logical
The width L in road (7-1)7-1Greater than (5) first side length L of convex block5-1, the width L of the second channel (7-2)7-2Greater than convex block (5)
The second side length L5-2, the width L of the card slot (7-3)7-3-1Greater than the first side length L of convex block (5)5-1, the card slot (7-3)
Length L7-3-2Greater than the width L of second channel (7-2)7-2。
6. a kind of oil drill rocker based on tenon structure design according to claim 5, which is characterized in that the card slot
The length L of (7-3)7-3-2More than or equal to the second side length L of convex block (5)5-22 times with the width L of second channel (5-2)7-2It is total
With.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910429260.3A CN110219601A (en) | 2019-05-22 | 2019-05-22 | A kind of oil drill rocker based on tenon structure design |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910429260.3A CN110219601A (en) | 2019-05-22 | 2019-05-22 | A kind of oil drill rocker based on tenon structure design |
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| Publication Number | Publication Date |
|---|---|
| CN110219601A true CN110219601A (en) | 2019-09-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910429260.3A Pending CN110219601A (en) | 2019-05-22 | 2019-05-22 | A kind of oil drill rocker based on tenon structure design |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111794695A (en) * | 2020-08-26 | 2020-10-20 | 辽宁工程技术大学 | Quick-connection structure of drilling rod for seismic exploration and butt-jointed drilling equipment |
| CN113137241A (en) * | 2021-05-19 | 2021-07-20 | 安徽唐兴机械装备有限公司 | Locking type cutter head main shaft connecting structure of pipe-jacking tunneling machine |
-
2019
- 2019-05-22 CN CN201910429260.3A patent/CN110219601A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111794695A (en) * | 2020-08-26 | 2020-10-20 | 辽宁工程技术大学 | Quick-connection structure of drilling rod for seismic exploration and butt-jointed drilling equipment |
| CN113137241A (en) * | 2021-05-19 | 2021-07-20 | 安徽唐兴机械装备有限公司 | Locking type cutter head main shaft connecting structure of pipe-jacking tunneling machine |
| CN113137241B (en) * | 2021-05-19 | 2022-10-18 | 安徽唐兴装备科技股份有限公司 | Locking type cutter head main shaft connecting structure of pipe-jacking tunneling machine |
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