CN106368632A - Screw driller filter - Google Patents
Screw driller filter Download PDFInfo
- Publication number
- CN106368632A CN106368632A CN201610944162.XA CN201610944162A CN106368632A CN 106368632 A CN106368632 A CN 106368632A CN 201610944162 A CN201610944162 A CN 201610944162A CN 106368632 A CN106368632 A CN 106368632A
- Authority
- CN
- China
- Prior art keywords
- filter
- filter tube
- tube
- pipe
- shell
- 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.)
- Pending
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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
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/06—Arrangements for treating drilling fluids outside the borehole
- E21B21/063—Arrangements for treating drilling fluids outside the borehole by separating components
- E21B21/065—Separating solids from drilling fluids
- E21B21/066—Separating solids from drilling fluids with further treatment of the solids, e.g. for disposal
Abstract
The invention discloses a screw driller filter having a good filtering effect. The screw driller filter comprises a filter housing, an upper connector connected with the upper end of the filter housing and a lower connector connected with the lower end of the filter housing, wherein an upper liquid inlet channel is formed in the upper connector, a lower liquid outlet channel is formed in the lower connector, a detachable protective cover is arranged on the outer side of the filter housing, an upper filter tube, a middle filter tube and a lower filter tube are sequentially arranged in the filter housing from top to bottom, an upper conical guiding port is formed in the filter housing at the upper end of the upper filtering pipe, an upper baffle is arranged in the filter housing at the lower end of the upper filter tube, an upper flow channel is formed between the upper filter tube and the filter housing, a plurality of large filter holes are uniformly formed in the upper filter tube, and an upper oblique guiding plate is arranged in the upper filtering tube at the lower end of the large filtering holes.
Description
Technical field
The present invention relates to a kind of drilling well, power drill for well workover tool.
Background technology
Petroleum resources are a kind of non-renewable resources, with the increasing of oil exploitation potentiation control DTH hammer bit, oil drilling, repair
Well operations gradually extend to deeper more complicated geology, and inclined shaft, horizontal well and service shaft get more and more, and common screw drilling tool is at these
When carrying out drilling well, workover treatment in Holes of Complicated Wells, because circulation fluid has the impurity such as sand grains, easily cause drilling tool blocking, make drilling tool no
Method is run, and maintenance frequency is frequent.
Content of the invention
The technical problem to be solved is: provides a kind of helicoid hydraulic motor filter of good filtration effect.
In order to solve above-mentioned technical problem, the technical solution used in the present invention is: helicoid hydraulic motor filter, comprising: filter
Top connection and the lower contact being connected with filter shell lower end that shell is connected with filter shell upper end, in described top connection
Inside it is provided with feed pathway, be provided with lower liquid outlet channel in described lower contact, be provided with the outside of described filter shell
Detachable type shield, is disposed with filter tube, middle part filter tube and lower filtration in described filter shell from top to bottom
Pipe, is provided with upper conical flow-guiding mouth in the filter shell of filter tube upper end on described, the filtration of filter tube lower end on described
Inside the shell is provided with overhead gage,
It is provided with upper runner between filter tube and filter shell on described, filter tube on described is evenly arranged with some big
Filtering holes, are provided with inclination deflector, the lower end of filter tube on described in the upper filter tube of described big filtering holes lower end
Side be provided with upper tilt the upper blow-off pipe that cooperates of deflector, the sewage draining exit of described upper blow-off pipe stretch into filter shell with
Between detachable type shield, at the sewage draining exit of described blow-off pipe, it is provided with scum valve, outside filter tube lower end on described
Some upper through holes are evenly arranged with the overhead gage of side, are provided with middle part cone in the filter shell of described middle part filter tube upper end
Shape flow-guiding mouth, is provided with middle barrier, in described middle part filter tube and mistake in the filter shell of described middle part filter tube lower end
It is provided with middle part runner between filter outer housing, some middle filtering holes are evenly arranged with the filter tube of described middle part, in described middle mistake
Be provided with the middle part filter tube of filter opening lower end middle part tilt deflector, the lower end side of described middle part filter tube be provided with
Middle part tilts the middle part blow-off pipe that cooperates of deflector, the sewage draining exit of described middle part blow-off pipe stretch into filter shell with detachable
Between formula protective cover, it is provided with middle part blowoff valve at the sewage draining exit of described middle part blow-off pipe, in described middle part filter tube lower end
It is evenly arranged with some middle through-holes, under being provided with the filter shell of described lower filter tube upper end on the middle barrier in outside
Conical flow guiding mouth, is provided with lower baffle plate in the filter shell of described lower filter tube lower end, outer with filtration in described lower filter tube
It is provided with lower flow channel between shell, some little filtering holes are evenly arranged with described lower filter tube, in described little filtering holes lower end
Lower filter tube in be provided with lower inclination deflector, the lower end side of described lower filter tube be provided with and lower inclination deflector phase
The mutually down blow pipe of cooperation, the sewage draining exit of described down blow pipe stretches between filter shell and detachable type shield, described
It is provided with down blow valve, in the lower block of described lower filter tube lower end outside at the sewage draining exit of down blow pipe
Some lower through-holes are evenly arranged with plate.
The invention has the advantage that above-mentioned helicoid hydraulic motor filter, structure novelty, easy for installation, using three classified filterings
Large, medium and small impurity particle in well liquid can be filtered totally completely, effectively prevent the impurity such as different-grain diameter gravel from entering by well liquid
Enter drilling tool, good filtration effect it is ensured that the continuous and effective of drilling tool is run, pass through respectively to incline simultaneously by the bottom of upper, middle and lower three-stage filtration pipe
Tiltedly the impurity filtering down is incorporated at blow-off pipe deflector, convenient discharge, and using effect is good.
Brief description
Fig. 1 is the structural representation of helicoid hydraulic motor filter of the present invention.
In figure: 1, filter shell, 2, top connection, 3, lower contact, 4, upper feed pathway, 5, lower liquid outlet channel, 6, detachable
Formula protective cover, 7, upper filter tube, 71, upper conical flow-guiding mouth, 72, overhead gage, 73, upper runner, 74, big filtering holes, 75, upper inclination
Deflector, 76, upper blow-off pipe, 77, scum valve, 78, upper through hole, 8, middle part filter tube, 81, middle part conical flow guiding mouth, 82, in
Portion's baffle plate, 83, middle part runner, 84, middle filtering holes, 85, middle part tilt deflector, 86, middle part blow-off pipe, 87, middle part blowoff valve,
88th, middle through-hole, 9, lower filter tube, 91, inferior pyramidal flow-guiding mouth, 92, lower baffle plate, 93, lower flow channel, 94, little filtering holes, 95, under
Tilt deflector, 96, down blow pipe, 97, down blow valve, 98, lower through-hole.
Specific embodiment
Describe in detail the particular content of the present invention below in conjunction with the accompanying drawings with specific embodiment.
As shown in figure 1, helicoid hydraulic motor filter, comprising: the top connection that filter shell 1 is connected with filter shell 1 upper end
2 and the lower contact 3 that is connected with filter shell 1 lower end, it is provided with feed pathway 4 in described top connection 2, connect under described
It is provided with lower liquid outlet channel 5 in 3, the outside of described filter shell 1 is provided with detachable type shield 6, in described filtration
It is disposed with filter tube 7, middle part filter tube 8 and lower filter tube 9, filter tube 7 upper end on described from top to bottom in shell 1
Filter shell 1 in be provided with upper conical flow-guiding mouth 71, be provided with gear in the filter shell 1 of filter tube 7 lower end on described
Plate 72, is provided with upper runner 73 on described between filter tube 7 and filter shell 1, be evenly arranged with described on filter tube 7
Some big filtering holes 74, are provided with inclination deflector 75, in the upper filter tube 7 of described big filtering holes 74 lower end on described
The lower end side of filter tube 7 is provided with the upper blow-off pipe 76 cooperating with upper inclination deflector 75, described upper blow-off pipe 76
Sewage draining exit stretches between filter shell 1 and detachable type shield 6, is provided with blowdown at the sewage draining exit of described blow-off pipe 76
Valve 77, is evenly arranged with through hole 78 on some on the overhead gage 72 of filter tube 7 lower end outside on described, filters at described middle part
It is provided with middle part conical flow guiding mouth 81, in the filter shell 1 of described middle part filter tube 8 lower end in the filter shell 1 of pipe 8 upper end
It is provided with middle barrier 82, be provided with middle part runner 83 between described middle part filter tube 8 and filter shell 1, at described middle part
Some middle filtering holes 84 are evenly arranged with filter tube 8, in being provided with the middle part filter tube 8 of described middle filtering holes 84 lower end
Portion tilts deflector 85, is provided with the lower end side of described middle part filter tube 8 and tilts what deflector 85 cooperated with middle part
Middle part blow-off pipe 86, the sewage draining exit of described middle part blow-off pipe 86 stretches between filter shell 1 and detachable type shield 6, in institute
State the sewage draining exit of middle part blow-off pipe 86
Place is provided with middle part blowoff valve 87, if being evenly arranged with the middle barrier 82 of described middle part filter tube 8 lower end outside
Dry middle through-hole 88, is provided with inferior pyramidal flow-guiding mouth 91 in the filter shell 1 of described lower filter tube 9 upper end, described descended
It is provided with lower baffle plate 92 in the filter shell 1 of chimney filter 9 lower end, be provided with dirty between described lower filter tube 9 and filter shell 1
Road 93, is evenly arranged with some little filtering holes 94 on described lower filter tube 9, in the lower filter tube of described little filtering holes 94 lower end
It is provided with lower inclination deflector 95 in 9, be provided with and lower inclination deflector 95 phase interworking in the lower end side of described lower filter tube 9
The down blow pipe 96 closing, the sewage draining exit of described down blow pipe 96 stretches between filter shell 1 and detachable type shield 6, in institute
It is provided with down blow valve 97, at the sewage draining exit stating down blow pipe 96 on the lower baffle plate 92 of described lower filter tube 9 lower end outside all
Even it is provided with some lower through-holes 98.
When above-mentioned helicoid hydraulic motor filter uses, top connection 2 is connected with pond by water pipe, lower contact 3 and drilling tool phase
Connect, well liquid enters in filter shell 1 from the upper feed pathway 4 in top connection 2, laggard through upper conical flow-guiding mouth 71 water conservancy diversion
Enter in upper filter tube 7, big filtering holes 74 are filtered to the large granular impurity in well liquid is retained in upper filtration by large granular impurity
In pipe 7, the well liquid after first time large granular impurity filters enters in upper runner 73 from big filtering holes 74, in upper runner 73
Well liquid pass through overhead gage 77 on some upper through hole 78 enter into middle part conical flow guiding mouth 81 at, through middle part conical flow guiding mouth
Enter in the filter tube 8 of middle part after 81 water conservancy diversion, middle filtering holes 84 carry out second to the well liquid after the filtration of first time large granular impurity
Filter and medium grain impurity is retained in the filter tube 8 of middle part, the well liquid after second medium grain contaminant filter is therefrom
Filtering holes 84 enter in the runner 83 of middle part, during the well liquid in middle part runner 83 is passed through
Some middle through-holes 88 on portion's baffle plate 82 enter at inferior pyramidal flow-guiding mouth 91, after inferior pyramidal flow-guiding mouth 91 water conservancy diversion
Enter in lower filter tube 9, little filtering holes 94 well liquid after second medium grain contaminant filter is carried out third time filter by
Little particle impurity is retained in lower filter tube 9, and the well liquid after third time little particle contaminant filter enters from little filtering holes 94
To in lower flow channel 93, under the well liquid in lower flow channel 93 is entered in lower contact 3 by some lower through-holes 98 on lower baffle plate 92
In liquid outlet channel 5, finally it is sent in drilling tool and uses for drilling tool.Large granular impurity in upper filter tube 7 is under gravity
Sink down on inclination deflector 75, be slipped at upper blow-off pipe 76 through upper inclination deflector 75 guiding, open scum valve
Large granular impurity can be discharged upper filter tube 7 by 77；Medium grain impurity in the filter tube 8 of middle part sinks down under gravity
Middle part tilts on deflector 85, tilts deflector 85 guiding through middle part and is slipped at the blow-off pipe 86 of middle part, opens middle part blowdown
Medium grain impurity can be discharged middle part filter tube 8 by valve 87；Little particle impurity in lower filter tube 9 sinks under gravity
To lower inclination deflector 95, it is slipped at down blow pipe 96 through lower inclination deflector 95 guiding, opening down blow valve 97 can
Little particle impurity is discharged lower filter tube 9.
Above-mentioned helicoid hydraulic motor filter, can be by impurity using one-level filter screen, one-level filter opening, secondary screen and two grades of filter openings
Particle diameter carries out multistage filtering to well liquid, can effectively prevent the impurity such as different-grain diameter gravel from entering drilling tool, filter effect by well liquid
Well it is ensured that the continuous and effective of drilling tool is run, the guiding chimney filter of one-level taper simultaneously and two grades of tapers guiding chimney filters can enter to well liquid
Row guiding, enables well liquid to be quickly efficiently entering in chimney filter and is filtered, using effect is good.
Claims (1)
1. helicoid hydraulic motor filter it is characterised in that: include: filter shell (1) is upper with what filter shell (1) upper end was connected
Joint (2) and the lower contact (3) being connected with filter shell (1) lower end, are provided with upper feed pathway in described top connection (2)
(4), it is provided with lower liquid outlet channel (5) in described lower contact (3), be provided with detachably in the outside of described filter shell (1)
Formula protective cover (6), be disposed with from top to bottom in described filter shell (1) upper filter tube (7), middle part filter tube (8) and
Lower filter tube (9), is provided with upper conical flow-guiding mouth (71) in the filter shell (1) of filter tube (7) upper end on described, described
It is provided with overhead gage (72), filter tube (7) and filter shell (1) on described in the filter shell (1) of upper filter tube (7) lower end
Between be provided with upper runner (73), be evenly arranged with some big filtering holes (74) on filter tube (7) on described, in described serious offense
It is provided with inclination deflector (75), the lower end side of filter tube (7) on described in the upper filter tube (7) of filter opening (74) lower end
It is provided with the upper blow-off pipe (76) cooperating with upper inclination deflector (75), the sewage draining exit of described upper blow-off pipe (76) stretched into
Between filter outer housing (1) and detachable type shield (6), at the sewage draining exit of described blow-off pipe (76), it is provided with scum valve
(77), the overhead gage (72) of filter tube (7) lower end outside on described is evenly arranged with some upper through holes (78), in described
It is provided with middle part conical flow guiding mouth (81), under described middle part filter tube (8) in the filter shell (1) of portion's filter tube (8) upper end
It is provided with middle barrier (82) in the filter shell (1) at end, arrange between described middle part filter tube (8) and filter shell (1)
There is middle part runner (83), some middle filtering holes (84) are evenly arranged with described middle part filter tube (8), in described
It is provided with middle part in the middle part filter tube (8) of filtering holes (84) lower end and tilt deflector (85), in described middle part filter tube
(8) lower end side is provided with and tilts the middle part blow-off pipe (86) that deflector (85) cooperates, the blowdown of described middle part with middle part
The sewage draining exit of pipe (86) stretches between filter shell (1) and detachable type shield (6), in the row at described middle part blow-off pipe (86)
It is provided with middle part blowoff valve (87) at dirty mouth, the middle barrier (82) of described middle part filter tube (8) lower end outside uniformly sets
It is equipped with some middle through-holes (88), in the filter shell (1) of described lower filter tube (9) upper end, be provided with inferior pyramidal flow-guiding mouth
(91), in the filter shell (1) of described lower filter tube (9) lower end, be provided with lower baffle plate (92), described lower filter tube (9) with
It is provided with lower flow channel (93) between filter shell (1), described lower filter tube (9) is evenly arranged with some little filtering holes
(94), it is provided with lower inclination deflector (95) in the lower filter tube (9) of described little filtering holes (94) lower end, in described lower filtration
The lower end side of pipe (9) is provided with the down blow pipe (96) cooperating with lower inclination deflector (95), described down blow pipe
(96) sewage draining exit stretches between filter shell (1) and detachable type shield (6), in the sewage draining exit of described down blow pipe (96)
Place is provided with down blow valve (97), the lower baffle plate (92) of described lower filter tube (9) lower end outside is evenly arranged with some under
Through hole (98).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610944162.XA CN106368632A (en) | 2016-10-26 | 2016-10-26 | Screw driller filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610944162.XA CN106368632A (en) | 2016-10-26 | 2016-10-26 | Screw driller filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106368632A true CN106368632A (en) | 2017-02-01 |
Family
ID=57893085
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610944162.XA Pending CN106368632A (en) | 2016-10-26 | 2016-10-26 | Screw driller filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106368632A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108915628A (en) * | 2018-09-16 | 2018-11-30 | 山东巨辉石油科技有限公司 | Underground helicoid hydraulic motor antiseize device |
| CN111396001A (en) * | 2020-03-25 | 2020-07-10 | 中国石油大学(华东) | Sand control screen pipe for effluent gas well and natural gas hydrate well and sand control and water control combined application method thereof |
-
2016
- 2016-10-26 CN CN201610944162.XA patent/CN106368632A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108915628A (en) * | 2018-09-16 | 2018-11-30 | 山东巨辉石油科技有限公司 | Underground helicoid hydraulic motor antiseize device |
| CN111396001A (en) * | 2020-03-25 | 2020-07-10 | 中国石油大学(华东) | Sand control screen pipe for effluent gas well and natural gas hydrate well and sand control and water control combined application method thereof |
| CN111396001B (en) * | 2020-03-25 | 2021-05-11 | 中国石油大学(华东) | Sand control screen pipe for effluent gas well and natural gas hydrate well and sand control and water control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170201 |
|
| WD01 | Invention patent application deemed withdrawn after publication |