CN205713999U - A kind of wear-resisting drill for oil well - Google Patents
A kind of wear-resisting drill for oil well Download PDFInfo
- Publication number
- CN205713999U CN205713999U CN201620659708.2U CN201620659708U CN205713999U CN 205713999 U CN205713999 U CN 205713999U CN 201620659708 U CN201620659708 U CN 201620659708U CN 205713999 U CN205713999 U CN 205713999U
- Authority
- CN
- China
- Prior art keywords
- main body
- drill
- connecting rod
- fluid passage
- drill main
- 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
Links
Abstract
This utility model relates to a kind of wear-resisting drill for oil well, including drill main body and the connecting rod that is connected with drill main body, multiple blade is connected on drill main body, the middle part of drill main body is communicated with hole, the middle part of connecting rod is provided with the fluid passage extended towards its length direction, the end of fluid passage is connected with intercommunicating pore, the side face of connecting rod is provided with the inlet opening and slurry outlet being connected with fluid passage, overly hard at lithosphere, when the blade of drill bit needs cooling and lubrication, liquid (such as: water) can be injected toward inlet opening by solution feed pump, liquid runs down fluid passage enters into intercommunicating pore and cools down blade and lubricate, get more and more with the unqualified mud produced that mixes of lithosphere along with liquid during bit operation, mud can be discharged from slurry outlet by vacuum pump along fluid passage, ensure that cleaning in oil well.
Description
Technical field
This utility model relates to drilling equipment, a kind of wear-resisting drill for oil well.
Background technology
Oil well is the eyelet being drilled to by boring method, general oil well after brill reaches oil reservoir, under enter production string, and at set
Annular space between pipe and the borehole wall injects oil-well cement, to safeguard the borehole wall and to close oil, gas and water layer, and rear wanting by oil field development
Ask and penetrate out oil reservoir with perforating gun, form passage, under enter oil pipe, lure stream method with suitable, oil risen to by oil well shaft bottom
Well head, drilling well needs drill bit to complete, the serosity that present drill for oil well produces in there is cooling, lubrication inconvenience and boring
The problem that cannot discharge in time, present drill bit the most all welds with connecting rod, the most easy to assemble.
Utility model content
The purpose of this utility model is to solve in prior art the defect existing for drill bit, it is provided that a kind of wear-resisting oil well
Drill bit.
To achieve these goals, the technical solution adopted in the utility model is:
A kind of wear-resisting drill for oil well, including drill main body and the connecting rod that is connected with drill main body, described drill main body
The multiple blade of upper connection, the middle part of drill main body is communicated with hole, and connecting rod is threadeded with drill main body and sets in junction
Have gripping sleeve, the middle part of described connecting rod to be provided with the fluid passage extended towards its length direction, the end of fluid passage with connect
Hole connects, and the side face of connecting rod is provided with the inlet opening and slurry outlet being connected with fluid passage.
The wear-resisting drill for oil well of above-mentioned one, the inwall of described gripping sleeve is provided with multiple fan-shaped clamping block, adjacent fan
Being connected by spring between the tight block of clevis, the collar that fan-shaped clamping block surrounds is fastened on the junction of connecting rod and drill main body.
The wear-resisting drill for oil well of above-mentioned one, described blade is four and is symmetricly set on drill main body, on blade
It is provided with the chip area of depression.
The wear-resisting drill for oil well of above-mentioned one, described inlet opening connects feed tube and solution feed pump, and slurry outlet connects grout outlet
And vacuum pump.
The wear-resisting drill for oil well of above-mentioned one, the end of described connecting rod connects electric rotating machine.
The beneficial effects of the utility model are: the middle part of the drill main body of this drill bit is communicated with hole, the middle part of connecting rod
Being provided with the fluid passage extended towards its length direction, the end of fluid passage is connected with intercommunicating pore, and the side face of connecting rod is provided with
The inlet opening being connected with fluid passage and slurry outlet, inlet opening connects feed tube and solution feed pump, and slurry outlet connects grout outlet with true
Empty pump, overly hard at lithosphere, when the blade of drill bit needs cooling and lubrication, liquid can be injected by solution feed pump toward inlet opening
Body (such as: water), liquid runs down fluid passage enters into intercommunicating pore and cools down blade and lubricate, during bit operation with
The unqualified mud produced that mixes liquid and lithosphere gets more and more, vacuum pump can by mud along fluid passage from pulp
Hole is discharged, it is ensured that clean in oil well, and for the ease of dismounting, connecting rod is threadeded with drill main body and sets in junction
Having gripping sleeve, the inwall of gripping sleeve is provided with multiple fan-shaped clamping block, is connected by spring, fan between adjacent fan-shaped clamping block
The collar that the tight block of clevis surrounds is fastened on the junction of connecting rod and drill main body, fan-shaped clamping block play reinforcing drill main body with
The effect of connecting rod bonding strength.
Accompanying drawing explanation
Fig. 1 is schematic diagram of the present utility model；
Fig. 2 is the schematic diagram of this utility model drill main body；
Fig. 3 is the schematic diagram of this utility model gripping sleeve.
Detailed description of the invention
As shown in Figure 1 to Figure 3, a kind of wear-resisting drill for oil well, including drill main body 1 and the company that is connected with drill main body 1
Extension bar 2, the end of connecting rod 2 connects electric rotating machine, drill main body 1 connects multiple blade 8, and the middle part of drill main body 1 is provided with
Intercommunicating pore 3, connecting rod 2 threadeds with drill main body 1 and is provided with gripping sleeve 4 in junction, and the middle part of connecting rod 2 is provided with towards it
The fluid passage 5 that length direction extends, the end of fluid passage 5 is connected with intercommunicating pore 3, and the side face of connecting rod 2 is provided with and liquid
The inlet opening 6 of body passage 5 connection and slurry outlet 7, inlet opening 6 connects feed tube and solution feed pump, and slurry outlet 7 connects grout outlet with true
Empty pump.
In this utility model, blade 8 is four and is symmetricly set on drill main body 1, is provided with the row of depression on blade 8
Bits groove 9, the inwall of gripping sleeve 4 is provided with multiple fan-shaped clamping block 10, between adjacent fan-shaped clamping block 10 by spring 11 even
Connecing, the collar that fan-shaped clamping block 10 surrounds is fastened on the junction of connecting rod 2 and drill main body 1.
The middle part of the drill main body 1 of this drill bit is communicated with hole 3, and the middle part of connecting rod 2 is provided with and extends towards its length direction
Fluid passage 5, the end of fluid passage 5 is connected with intercommunicating pore 3, and the side face of connecting rod 2 is provided with and is connected with fluid passage 5
Inlet opening 6 and slurry outlet 7, inlet opening 6 connects feed tube and solution feed pump, and slurry outlet 7 connects grout outlet and vacuum pump, at lithosphere
Overly hard, when the blade 8 of drill bit needs cooling and lubrication, by solution feed pump toward inlet opening 6 can inject liquid (such as:
Water), liquid runs down fluid passage 5 enters into intercommunicating pore 3 and cools down blade 8 and lubricate, along with liquid during bit operation
The unqualified mud produced that mixes of body and lithosphere gets more and more, vacuum pump can by mud along fluid passage 5 from slurry outlet 7
Discharge, it is ensured that clean in oil well, and for the ease of dismounting, connecting rod 2 is threadeded with drill main body 1 and sets in junction
There are gripping sleeve 4, the inwall of gripping sleeve 4 to be provided with multiple fan-shaped clamping block 10, between adjacent fan-shaped clamping block 10, pass through spring
11 connect, and the collar that fan-shaped clamping block 10 surrounds is fastened on the junction of connecting rod 2 and drill main body 1, fan-shaped clamping block 10
To the effect reinforcing drill main body 1 and connecting rod 2 bonding strength.
Of the present utility model ultimate principle, principal character and of the present utility model advantage have more than been shown and described.One's own profession
Skilled person will appreciate that of industry, this utility model is not restricted to the described embodiments, described in above-described embodiment and description
Simply principle of the present utility model, on the premise of without departing from this utility model spirit and scope, this utility model also has respectively
Planting changes and improvements, these changes and improvements both fall within the range of claimed this utility model.This utility model requirement
Protection domain defined by appending claims and equivalent thereof.
Claims (5)
1. a wear-resisting drill for oil well, including drill main body and the connecting rod that is connected with drill main body, it is characterised in that described
Connecting multiple blade on drill main body, the middle part of drill main body is communicated with hole, connecting rod threaded with drill main body and
Junction is provided with gripping sleeve, and the middle part of described connecting rod is provided with the fluid passage extended towards its length direction, the end of fluid passage
Portion is connected with intercommunicating pore, and the side face of connecting rod is provided with the inlet opening and slurry outlet being connected with fluid passage.
The wear-resisting drill for oil well of one the most according to claim 1, it is characterised in that the inwall of described gripping sleeve is provided with many
Individual fan-shaped clamping block, is connected by spring between adjacent fan-shaped clamping block, and the collar that fan-shaped clamping block surrounds is fastened on connection
Bar and the junction of drill main body.
The wear-resisting drill for oil well of one the most according to claim 2, it is characterised in that described blade is four and is symmetrical arranged
On drill main body, blade is provided with the chip area of depression.
4. according to the wear-resisting drill for oil well of the one described in Claims 2 or 3, it is characterised in that described inlet opening connects feed tube
And solution feed pump, slurry outlet connects grout outlet and vacuum pump.
The wear-resisting drill for oil well of one the most according to claim 1, it is characterised in that the end of described connecting rod connects rotation
Motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620659708.2U CN205713999U (en) | 2016-06-28 | 2016-06-28 | A kind of wear-resisting drill for oil well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620659708.2U CN205713999U (en) | 2016-06-28 | 2016-06-28 | A kind of wear-resisting drill for oil well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205713999U true CN205713999U (en) | 2016-11-23 |
Family
ID=57318038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620659708.2U Expired - Fee Related CN205713999U (en) | 2016-06-28 | 2016-06-28 | A kind of wear-resisting drill for oil well |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205713999U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112377113A (en) * | 2020-11-29 | 2021-02-19 | 重庆梅安森科技股份有限公司 | Internal cooling drill rod |
-
2016
- 2016-06-28 CN CN201620659708.2U patent/CN205713999U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112377113A (en) * | 2020-11-29 | 2021-02-19 | 重庆梅安森科技股份有限公司 | Internal cooling drill rod |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161123 Termination date: 20170628 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |