CN206769840U - A kind of anti-blocking drilling rod - Google Patents
A kind of anti-blocking drilling rod Download PDFInfo
- Publication number
- CN206769840U CN206769840U CN201720618142.3U CN201720618142U CN206769840U CN 206769840 U CN206769840 U CN 206769840U CN 201720618142 U CN201720618142 U CN 201720618142U CN 206769840 U CN206769840 U CN 206769840U
- Authority
- CN
- China
- Prior art keywords
- drilling rod
- oil
- drill bit
- rod body
- hole
- 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
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Abstract
It the utility model is related to a kind of anti-blocking drilling rod, including drilling rod body, drilling rod shell and drill bit；Wherein the bottom outer wall of drilling rod shell is provided with annular groove, the drain bar of annular is provided with the outside of annular groove, connector is provided with the top of drilling rod shell, mounting hole is provided with the bottom of drilling rod shell, connected between connector and mounting hole by sorting hole, sorting hole is separated into oil-water separation tank and oil scupper by separating plate；The water filling stream being connected with oil-water separation tank and the drain flow path being connected with oil scupper are provided with drilling rod outer casing inner wall, the pressure current road between the annular groove and oil-water separation tank for being communicated in draining side wall is additionally provided with drilling rod enclosure；Drilling rod body interior is provided with the inlet hole for being used for sucking oil, the end of drill bit is provided with inlet nozzle, array is gone back on drill bit and is provided with some discharge outlet, discharge outlet is located at the cutting edge of drill bit, some drainage flow paths connected with discharge outlet are provided with drilling rod body, the other end of drainage flow path connects with oil-water separation tank.
Description
Technical field
A kind of oil drilling equipment is the utility model is related to, particularly belongs to a kind of anti-blocking drilling rod.
Background technology
As a kind of rock stratum drilling equipment, it not only needs to also need to by the middle part of oil drill rocker through rock stratum oil drill rocker
Duct oil and underground water are discharged, and simultaneously wherein also can be along with powder caused by more rock stratum grinding and broken
Stone, it is easy to cause to be arranged on the blocking of the oil extraction hole, water extraction hole in drilling rod so that drill rod end can not row pressure, shadow
Ring the normal work of drilling rod.
Utility model content
The technical problems to be solved in the utility model is：Overcome the technical problem that drilling rod is easily stifled in the prior art, there is provided one
The anti-blocking drilling rod of kind.
Technical scheme is used by the utility model solves its technical problem：
A kind of anti-blocking drilling rod, including drilling rod body, drilling rod shell and drill bit, wherein the drilling rod shell is socketed on drilling rod sheet
Outside body, the drill bit is fixed on the end of drilling rod body；The bottom outer wall of wherein described drilling rod shell is provided with an annular
Draining side wall, the draining outer wall includes being arranged at the annular groove of drilling rod outer shell outer wall, in the outside of the annular groove
The drain bar of annular is provided with, water seepage hole is densely covered with the drain bar, one is provided with the top of the drilling rod shell
Connector, the mounting hole for installing drilling rod body, the connector and mounting hole are provided with the bottom of the drilling rod shell
Between connected by sorting hole, the sorting hole is separated into oil-water separation tank and oil scupper by a separating plate；Water-oil separating
Groove is connected to mounting hole, and the water filling stream and and oil scupper being connected with oil-water separation tank are provided with the drilling rod outer casing inner wall
The drain flow path of connection, the annular groove and oil-water separation tank for being communicated in draining side wall are additionally provided with the drilling rod enclosure
Between pressure current road；The drilling rod body interior is coaxially arranged with an inlet hole for being used to suck oil, the top of inlet hole
Connected between portion and oil-water separation tank, the end set of the drill bit has the inlet nozzle connected with foregoing inlet hole, in the brill
Array is gone back on head and is provided with some discharge outlet, and discharge outlet is located at the cutting edge of drill bit, is provided with the drilling rod body some
Drainage flow path, one end of the drainage flow path connect with the water-filling nozzle of drill bit, and water-filling nozzle connects with discharge outlet, drainage flow path it is another
One end connects with oil-water separation tank.
As further improvement of the utility model, the drain bar is stainless steel plate, in draining plate surface punch process
There is water seepage hole.
As further improvement of the utility model, the height at the top of the drainage flow path is high higher than the top on pressure current road
Spend, be deep at the top of the drilling rod body in sorting hole, between the top side wall of the drilling rod body and sorting hole inwall
It is provided with an annular sand control screens.
As further improvement of the utility model, the inlet nozzle of the drill bit is divergent structure, wherein drill bit end
Inlet nozzle diameter is smaller with respect to the inlet nozzle diameter of drill bit afterbody；The tip position that the inlet hole corresponds to drilling rod body is tapered
Structure, the suction bore dia on drilling rod body top are smaller with respect to the suction bore dia in the middle part of drilling rod body.
It is interference fit between the drilling rod body and mounting hole as further improvement of the utility model.
The beneficial effects of the utility model are：
1st, the utility model is by improveing the stream of conventional drill, during suction, the oil of middle drilling rod of the present utility model,
Lower water, lubrication water and rubble by being sucked in the middle part of drilling rod, then pass through hydraulic pressure so that oil is realized by separating plate to be divided
From, and discharge, while rubble can be stored in oil scupper, will not block drilling rod；And drain bar is compared to the oil-feed of conventional drill
Function phase ratio then primarily serves drainage, and the path outwards discharged causes the sandstone of side wall will not be entered in drain bar to cause
The blocking of drain bar.
2nd, stainless steel is relatively wear-resistant and anticorrosive, and relatively easy cleaning, can back and forth use for a long time.
3rd, the sandstone that sand control screens can prevent from settling in oil, sand-mix enters pressure current road and causes to block.
4th, the drill bit end of divergent structure has less diameter, so as to produce larger pressure, is effectively prevented stifled
The generation of plug, also reduce the entrance possibility of water；The inlet hole of tapered configuration can prevent the water body positioned at oil scupper simultaneously
Excessive enters in inlet hole, influences the suction of oil.
Brief description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is diagrammatic cross-section of the present utility model；
In figure：1st, drilling rod shell；2nd, draining side wall；3rd, drilling rod body；4th, drain bar；5th, drill bit；6th, inlet hole；7th, connect
Mouthful；8th, oil scupper；9th, oil-water separation tank；10th, separating plate；11st, sand control screens；12nd, inlet nozzle；13rd, discharge outlet；14th, water-filling nozzle；
15th, drainage flow path；16th, current road is pressed；17th, water filling stream；18th, drain flow path.
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.
As shown in figure 1, the utility model is a kind of anti-blocking drilling rod, including drilling rod body, drilling rod shell and drill bit, wherein institute
State drilling rod shell and be socketed on drilling rod body exterior, and be fixed between drilling rod body and mounting hole for interference fit, the drill bit
The end of drilling rod body；The bottom outer wall of wherein described drilling rod shell is provided with an annular draining side wall, outside the draining
Wall includes the annular groove for being arranged at drilling rod outer shell outer wall, and the drain bar of annular, row are provided with the outside of the annular groove
Water plate is made of stainless steel plate, and water seepage hole is densely covered with the drain bar, and one is provided with the top of the drilling rod shell
Individual connector, the bottom of the drilling rod shell is provided with the mounting hole for installing drilling rod body, the connector and installation
Connected between hole by sorting hole, the sorting hole is separated into oil-water separation tank and oil scupper by a separating plate；Profit point
Mounting hole is connected to from groove, the drilling rod outer casing inner wall is provided with the water filling stream being connected with oil-water separation tank and and oil extraction
The drain flow path of groove connection, annular groove and the water-oil separating for being communicated in draining side wall are additionally provided with the drilling rod enclosure
Pressure current road between groove；The drilling rod body interior is coaxially arranged with an inlet hole for being used to suck oil, inlet hole
Connected between top and oil-water separation tank, the end set of the drill bit has the inlet nozzle connected with foregoing inlet hole, described
Array is gone back on drill bit and is provided with some discharge outlet, discharge outlet is located at the cutting edge of drill bit, if being provided with the drilling rod body
Dry drainage flow path, one end of the drainage flow path connect with the water-filling nozzle of drill bit, and water-filling nozzle connects with discharge outlet, drainage flow path
The other end connects with oil-water separation tank, and the height at the top of the drainage flow path is higher than the overhead height on pressure current road, the drilling rod
It is deep at the top of body in sorting hole, a ring is provided between the top side wall of the drilling rod body and sorting hole inwall
The sand control screens of shape.
The inlet nozzle of the drill bit is divergent structure, wherein oil-feed of the inlet nozzle diameter of drill bit end with respect to drill bit afterbody
Outspoken footpath is smaller；The tip position that the inlet hole corresponds to drilling rod body is tapered configuration, and the inlet hole on drilling rod body top is straight
Footpath is smaller with respect to the suction bore dia in the middle part of drilling rod body.
During probing, whole drilling rod is connected on rig by connector, in probing, first by water filling stream to drilling rod
Water filling is carried out in body so that water body is discharged from drain bar and discharge outlet, is played to the lubrication of drill bit and drilling rod shell wall
Lubrication, while pass through the water filling to pool so that oil is floated by inlet hole, during floating, oil, water, sandstone
Mixture enter in oil scupper, relatively heavy sandstone is deposited to sand control net surface, and relatively light oil then passes through
Separating plate is separated in oil-water separation tank, and his oil work drain flow path sucking-off, and water then sinks again through pressure current road pressure
Enter into draining side wall, realize lubrication, now drainage flow path is used depending on pressure as draining or water inlet.
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 item utility model technological thought completely.This item is real
The content being not limited to new technical scope on specification, it is necessary to which its technology is determined according to right
Property scope.
Claims (5)
1. a kind of anti-blocking drilling rod, it is characterized in that：Including drilling rod body, drilling rod shell and drill bit, wherein the drilling rod shell is socketed
In drilling rod body exterior, the drill bit is fixed on the end of drilling rod body；The bottom outer wall of wherein described drilling rod shell is provided with
One annular draining side wall, the draining outer wall includes the annular groove for being arranged at drilling rod outer shell outer wall, recessed in the annular
The outside of groove is provided with the drain bar of annular, is densely covered with water seepage hole on the drain bar, is set at the top of the drilling rod shell
A connector is equipped with, the bottom of the drilling rod shell is provided with the mounting hole for installing drilling rod body, the connector
Connected between mounting hole by sorting hole, the sorting hole is separated into oil-water separation tank and oil scupper by a separating plate；
Oil-water separation tank is connected to mounting hole, the drilling rod outer casing inner wall be provided with the water filling stream that is connected with oil-water separation tank and
The drain flow path being connected with oil scupper, the annular groove and oil for being communicated in draining side wall are additionally provided with the drilling rod enclosure
Pressure current road between water separating tank；The drilling rod body interior is coaxially arranged with an inlet hole for being used to suck oil, inhales
Entering and connected between the top in hole and oil-water separation tank, the end set of the drill bit has the inlet nozzle connected with foregoing inlet hole,
Array is gone back on the drill bit and is provided with some discharge outlet, discharge outlet is located at the cutting edge of drill bit, is set in the drilling rod body
Some drainage flow paths are equipped with, one end of the drainage flow path connects with the water-filling nozzle of drill bit, and water-filling nozzle connects with discharge outlet, draining
The other end of stream connects with oil-water separation tank.
2. a kind of anti-blocking drilling rod as claimed in claim 1, it is characterized in that：The drain bar is stainless steel plate, in drain bar table
Face punch process has water seepage hole.
3. a kind of anti-blocking drilling rod as claimed in claim 1, it is characterized in that：Height at the top of the drainage flow path is higher than pressure current
The overhead height on road, be deep into sorting hole at the top of the drilling rod body, the drilling rod body top side wall with separating
An annular sand control screens are provided between the inwall of hole.
4. a kind of anti-blocking drilling rod as claimed in claim 1, it is characterized in that：The inlet nozzle of the drill bit is divergent structure, wherein
The inlet nozzle diameter of drill bit end is smaller with respect to the inlet nozzle diameter of drill bit afterbody；The inlet hole corresponds to the top of drilling rod body
Position is tapered configuration, and the suction bore dia on drilling rod body top is smaller with respect to the suction bore dia in the middle part of drilling rod body.
5. a kind of anti-blocking drilling rod as claimed in claim 1, it is characterized in that：Match somebody with somebody between the drilling rod body and mounting hole for interference
Close.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720618142.3U CN206769840U (en) | 2017-05-29 | 2017-05-29 | A kind of anti-blocking drilling rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720618142.3U CN206769840U (en) | 2017-05-29 | 2017-05-29 | A kind of anti-blocking drilling rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206769840U true CN206769840U (en) | 2017-12-19 |
Family
ID=60639218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720618142.3U Expired - Fee Related CN206769840U (en) | 2017-05-29 | 2017-05-29 | A kind of anti-blocking drilling rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206769840U (en) |
-
2017
- 2017-05-29 CN CN201720618142.3U patent/CN206769840U/en not_active Expired - Fee Related
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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: 20171219 Termination date: 20180529 |