CN206513314U - Oil well prospecting bit structure - Google Patents
Oil well prospecting bit structure Download PDFInfo
- Publication number
- CN206513314U CN206513314U CN201720051423.5U CN201720051423U CN206513314U CN 206513314 U CN206513314 U CN 206513314U CN 201720051423 U CN201720051423 U CN 201720051423U CN 206513314 U CN206513314 U CN 206513314U
- Authority
- CN
- China
- Prior art keywords
- drilling rod
- rotating shaft
- oil well
- drill bit
- catch bar
- 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
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- Earth Drilling (AREA)
Abstract
The utility model discloses a kind of oil well prospecting bit structure, including drilling rod and drill bit, drill bit is connected by stretching device with drilling rod, drilling rod Surface coating has protective jacket, rotating shaft vertically is installed in drilling rod, rotating shaft uses Collapsible structure, the hole matched with rotating shaft is provided with the top of drilling rod, rotating shaft bottom is mechanically connected with a catch bar, slip cap is provided between catch bar and rotating shaft, slip cap, which is slided up and down, to be connected in catch bar and rotating shaft, catch bar bottom is connected through drilling rod with drill bit, shaft coupling is transversely provided with rotating shaft, shaft coupling is connected by being arranged on the axis of guide at its two ends with drilling rod, this oil well prospecting bit structure can play good drilling effect during oil well prospecting bit, linkage is good, operation is very easy, preferably drill bit can be promoted, protective is strong, meet with stresses larger, the service life of prospecting bit structure can be greatly prolonged.
Description
Technical field
The utility model is related to a kind of prospecting bit structure, more particularly to a kind of oil well prospecting bit structure.
Background technology
At present, generally used in domestic and international oil well exploration and implement sidetracking in sleeve pipe.Generally, in hoistway, life is first taken out
Tubing string is produced, then send with oil pipe lower power set, transmission shaft and drill bit.First, oil is pumped into oil pipe from ground, utilizes oil generation
Hydraulic pressure, driving power device rotation, and then drive drilling bit high-speed rotary so that milling sleeve pipe is with perforate.But, due to drilling
Rock-soil layer composition is more complicated in journey, soft to differ, therefore, and it is very meaningful to design a kind of good prospecting drill device of linkage
's.
Utility model content
The technical problems to be solved in the utility model is：Overcome above mentioned problem there is provided one kind the energy during oil well prospecting bit
Play good drilling effect, the good oil well prospecting bit structure of linkage.
To achieve these goals, the technical solution adopted in the utility model is such：Oil well of the present utility model is visited
Structure, including drilling rod and drill bit are bored, drill bit is connected by stretching device with drilling rod, and drilling rod Surface coating has in protective jacket, drilling rod
Vertical to be provided with rotating shaft, rotating shaft is used and the hole matched with rotating shaft is provided with the top of Collapsible structure, drilling rod, and rotating shaft bottom is promoted with one
Bar is mechanically connected, and slip cap is provided between catch bar and rotating shaft, and slip cap, which is slided up and down, is connected to catch bar with rotating shaft, promoting
Bar bottom is connected through drilling rod with drill bit, is transversely provided with shaft coupling in rotating shaft, and shaft coupling is by being arranged on the axis of guide at its two ends
It is connected with drilling rod.
Further, it is removable between stretching device and drilling rod described in the utility model as a kind of specific structure type
Unload connection.
Further, as a kind of specific structure type, stretching device described in the utility model uses toughness steel system
Into.
Further, as a kind of specific structure type, protective jacket described in the utility model is stainless steel sleeve.
Further, as a kind of specific structure type, steel sheet structure built in drill bit described in the utility model.
Further, as a kind of specific structure type, gangbar, gangbar are set in shaft coupling described in the utility model
It is mechanically connected in rotating shaft.
Compared with prior art, the utility model has the advantage of：This oil well prospecting bit structure energy during oil well prospecting bit
Good drilling effect is played, linkage is good, and operation is very easy, and preferably drill bit can be promoted, and protective is strong, holds
It is larger by stress, the service life of prospecting bit structure can be greatly prolonged.
Brief description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is structural representation of the present utility model；In figure：1. drilling rod；2. protective jacket；3. the axis of guide；4. rotating shaft；5.
Axle device；6. slip cap；7. catch bar；8. drill bit；9. stretching device.
Embodiment
The utility model is described in further detail presently in connection with accompanying drawing.These accompanying drawings are simplified schematic diagram,
Only illustrate basic structure of the present utility model in a schematic way, therefore it only shows the composition relevant with the utility model.
The preferred embodiment of the utility model oil well prospecting bit structure as shown in Figure 1, including drilling rod 1 and drill bit 8, drill bit 8
It is connected by stretching device 9 with drilling rod 1, the Surface coating of drilling rod 1, which has in protective jacket 2, drilling rod 1, is vertically provided with rotating shaft 4, rotating shaft 4
Using Collapsible structure, the top of drilling rod 1 is provided with the hole matched with rotating shaft 4, and the bottom of rotating shaft 4 is mechanically connected with a catch bar 7, promotes
Slip cap 6 is provided between bar 7 and rotating shaft 4, slip cap 6, which is slided up and down, to be connected in catch bar 7 and rotating shaft 4, and the bottom of catch bar 7 is worn
Cross drilling rod 1 to be connected with drill bit 8, be transversely provided with shaft coupling 5 in rotating shaft 4, shaft coupling 5 by be arranged on the axis of guide 3 at its two ends with
Drilling rod 1 is connected, and is detachably connected between the stretching device 9 and drilling rod 1, and the stretching device 9 is made of toughness steel, institute
Protective jacket 2 is stated for stainless steel sleeve, steel sheet structure built in the drill bit 8 sets gangbar, gangbar machinery in the shaft coupling 5
It is connected in rotating shaft 4.
Oil well prospecting bit structure of the present utility model can play good drilling effect during oil well prospecting bit, and linkage is good
Good, operation is very easy, and preferably drill bit 8 can be promoted, and protective is strong, meets with stresses larger, can greatly prolong prospecting bit
The service life of structure.It is detachably connected between the stretching device 9 and drilling rod 1, is convenient for dismounting and change；The stretching dress
Put 9 to be made of toughness steel, drawing effect is more preferable；The protective jacket 2 is stainless steel sleeve, with good barrier propterty,
Corrosion will not be produced；Steel sheet structure built in the drill bit 8, improves the usability of drill bit 8；Gangbar is set in the shaft coupling 5,
Gangbar is mechanically connected in rotating shaft 4, further enhances linkage, and connection effect is more preferable.
Using it is above-mentioned according to desirable embodiment of the present utility model as enlightenment, pass through above-mentioned description, related work people
Member can carry out various changes and amendments in the range of without departing from this utility model technological thought completely.This reality
The content on specification is not limited to new technical scope, it is necessary to its technology is determined according to right
Property scope.
Claims (6)
1. a kind of oil well prospecting bit structure, including drilling rod and drill bit, it is characterised in that：Drill bit is connected by stretching device with drilling rod,
Drilling rod Surface coating, which has, is vertically provided with rotating shaft in protective jacket, drilling rod, rotating shaft, which is used, to be provided with the top of Collapsible structure, drilling rod with turning
The hole of axle matching, rotating shaft bottom is mechanically connected with a catch bar, is provided with slip cap, slip cap and is glided between catch bar and rotating shaft
Dynamic to be connected in catch bar and rotating shaft, catch bar bottom is connected through drilling rod with drill bit, and shaft coupling, shaft coupling are transversely provided with rotating shaft
Device is connected by being arranged on the axis of guide at its two ends with drilling rod.
2. oil well prospecting bit structure according to claim 1, it is characterised in that：It is detachable between the stretching device and drilling rod
Connection.
3. oil well prospecting bit structure according to claim 1, it is characterised in that：The stretching device uses toughness steel system
Into.
4. oil well prospecting bit structure according to claim 1, it is characterised in that：The protective jacket is stainless steel sleeve.
5. oil well prospecting bit structure according to claim 1, it is characterised in that：Steel sheet structure built in the drill bit.
6. oil well prospecting bit structure according to claim 1, it is characterised in that：Gangbar, gangbar are set in the shaft coupling
It is mechanically connected in rotating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720051423.5U CN206513314U (en) | 2017-01-17 | 2017-01-17 | Oil well prospecting bit structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720051423.5U CN206513314U (en) | 2017-01-17 | 2017-01-17 | Oil well prospecting bit structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206513314U true CN206513314U (en) | 2017-09-22 |
Family
ID=59865549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720051423.5U Expired - Fee Related CN206513314U (en) | 2017-01-17 | 2017-01-17 | Oil well prospecting bit structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206513314U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106761461A (en) * | 2017-01-17 | 2017-05-31 | 成都聚智工业设计有限公司 | Oil well prospecting bit structure |
-
2017
- 2017-01-17 CN CN201720051423.5U patent/CN206513314U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106761461A (en) * | 2017-01-17 | 2017-05-31 | 成都聚智工业设计有限公司 | Oil well prospecting bit structure |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170922 Termination date: 20180117 |