CN101220737A - Sand filtering tube device of vibrating net barrel - Google Patents
Sand filtering tube device of vibrating net barrel Download PDFInfo
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- CN101220737A CN101220737A CNA2008100101933A CN200810010193A CN101220737A CN 101220737 A CN101220737 A CN 101220737A CN A2008100101933 A CNA2008100101933 A CN A2008100101933A CN 200810010193 A CN200810010193 A CN 200810010193A CN 101220737 A CN101220737 A CN 101220737A
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- sand
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- oil
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Abstract
The invention relates to a vibrating network cylinder sand-screening pipe device, which is arranged at the lower end of the well tube of an oil well pump for purging sand particles in the oil. The device is provided with a steel tube with a plurality of through holes, which is called sand-screening pipe; a press plate, which is a round steel disc with four legs; a cylindrical spring; a T-shaped valve plug; an annular valve collar; a bar-shaped support plate; a slip tube which is a round steel tube; a cylindrical vibration spear; a sand-screening network cylinder, which is made of steel wire and an annular end ring. The valve plug is arranged in the slip tube which is arranged inside the sand-screening tube, a spring is arranged on the upper end of the valve plug and the press plate is arranged on the upper end of spring, the vibrating spear passes through the sand-screening pipe and the hole on the slip tube wall and is arranged on the valve plug, the sand-screening network cylinder is sheathed outside the sand-screening pipe, with the two ends fixed by the end rings. When the oil well pump pumps oil, the network cylinder shrinks; when the oil well pump stops working, the vibrating spear impacts on the sand-screening network cylinder, which leads scales, paraffin and sand particles which paste the network cylinder to be scaled off, thus oil pumping time can be prolonged, well-cleaning time can be reduced, thus saving labor service and power rate for well repairing and improving oil-producing capacity.
Description
(1) technical field: the present invention belongs to the sand filtering tube device excessively that sand grains in the oil is infiltrated in the removing of installing the oil field pumping well end, sand filtering tube device of vibrating net barrel particularly, effect with vibration filter sand pipe network tube, make and sticking with paste incrustation scale, paraffin wax, sand grains inside and outside the filter sand pipe network tube and vibrate down, fall within the down-hole, keep the mesh of filter sand pipe network tube, be difficult for stopping up, in long-term oil pumping operation, the oil permeability of filter sand pipe network tube is not changed.
(2) background technology; Known oil-field oil pumper is drilled to several through holes on the tube wall of oil pick-up tube end, down-hole, on the external surface of these through holes, control sand grains and oil enters in the oil well pipe synchronously with the stainless steel plate mesh jacket casing, (change sharp number: product ZL02280664.4), it promptly is this principle manufacturing, in actual oil pumping process, downhole temperature is more than 70 °, in the mixing of oil and water, produce a kind of incrustation scale, incrustation scale is a mineral matter, it is stuck with paste in the outside of net tube, and matter is hard crisp, contains incrustation scale in oil, paraffin wax and sand grains are stuck with paste on the surface of filter sand pipe network tube, cause oil to be difficult to enter in the oil well pipe, the oil pumping activity duration is shortened, increase and clean the sand screen number of times, cause economic loss for oil field enterprise.
(3) summary of the invention: the present invention provides the sand filtering tube device of vibrating net barrel of the oil pumping well casing lower end installation of the employed oil pumper in a kind of oil field, and this device can separate the sand grains in the oil, does not allow sand grains enter in the oil well pipe; Simultaneously, sand filtering tube device of vibrating net barrel, can vibrate filter sand net tube, make to stick with paste and stay in the lip-deep incrustation scale of filter sand net tube, paraffin wax and sand grains, vibration comes off in the down-hole, make the mesh of filter sand net tube, be difficult for stopping up, because filter sand net tube is that stainless steel is made, so effect of the present invention is anticorrosion, anti-incrustation scale, anti-paraffin wax, sand control network blocking hole sand screen, because the mesh of filter sand net tube is difficult for stopping up, and keeps the prolongation of oil pumping activity duration, reduces the number of times that cleans sand screen, save the service charge and the electricity charge of well workover, increase the oil pumping activity duration, improve oil production, increase oilfield enterprise's economic benefit.
The technical solution adopted in the present invention is: in sand filtering tube device of vibrating net barrel, formed with sand screen, pressing plate, spring, spool, valve collar, base plate, slip pipe, vibrating head, filter sand net tube, end hoop.Sand screen is the round steel pipe of certain-length, and two ends are provided with external screw thread, and the tube wall in the centre position of steel pipe is provided with several through holes, the opening that these through holes have the down-hole oil to pass through, and the through hole that also has the vibrating head string to cross, this steel pipe claims sand screen.Pressing plate is that the centre is a patty, is provided with spill circle nest in the end face of patty, and the circle nest is the spring made of packing into, and the circumference of patty is arranged with four hired thug respectively, and the steel body of this four legs cake claims pressing plate.Spring is a helical spring.Spool is the cylinder of T shape, is disc with a word of T shape, and disc shaped upper portion is provided with a circle nest, with T shape | word is cylindrical pole, and the pole body is provided with) (revolution space, the cylindrical steel part of this T shape claims spool.Valve collar is the annulus body, and an end is the plane, and the other end is the centre with the recessed annular in slope, and this annular steel body claims valve collar.Base plate is a strip steel body, and it is cemented on the slip pipe external surface with the quartering, and this strip steel body claims base plate.Slip pipe is a round steel pipe, and tube wall is provided with through hole, and this round steel pipe claims slip pipe.Vibrating head is the cylindrical steel body, and this cylindrical steel body claims vibrating head.Filter sand net tube is the net tube that is woven into stainless steel wire, claims filter sand net tube.The end hoop is the stirrup of annular, is provided with L shaped circular groove on annular inner round wall, and this annular stirrup claims the end hoop.
The assembling of sand filtering tube device of vibrating net barrel: be cemented in respectively with base plate one end on the two end cylindricals of slip pipe, the slip pipe of fixed base plate is put in the sand screen, leave the certain-length locus at the sand screen internal upper part, the base plate other end is welded in the cylinder of sand screen.Leave fixed valve collar in the sand screen cylinder at a segment distance place with slip pipe upper end, the spill slope disc of valve collar is installed fixed towards the top, spool is enclosed in the slip pipe, can slide, spring one end withstands in the round nest at spool top, and the other end withstands in the spill circle nest of pressing plate, promotes pressing plate with modest pressure, spring is shunk, with the hired thug of pressing plate be welded on carry out in the sand screen cylinder fixed.Vibrating head is seated on the cylindrical pole of spool by the through hole of filter sand tube wall and the through hole of slip pipe, this sand screen that vibrating head is housed is put in the filter sand net tube, cover into filter sand net tube two ends from sand screen cylindrical two end strings respectively with the end hoop, filter sand net tube two ends are enclosed in the L shaped circular groove of end hoop, L shaped circular groove control sand grains enters in the sand screen from filter sand net tube two ends, end hoop be welded on carry out on the cylindrical of sand screen fixed, so, promptly form sand filtering tube device of vibrating net barrel.
Owing to adopt such scheme: utilize sand filtering tube device of vibrating net barrel, be installed in oil pumper well casing lower end, the sand grains of controlling in the oil enters the interior device of oil well pipe, when oil well pump is pumped, spring shrinks, spool moves upward, at this moment, half of being seated on the spool pole in vibrating head one termination is drawn together in the shape nest, and filter sand net tube shrinks with direction radially, when the oil well pump stop pumping, spring promotes spool and moves downward, and makes vibrating head with radially direction, launches towards the outside of sand screen and hits, vibrating filter sand net tube, filter sand net tube is radially expanded.Because filter sand net tube is subjected to the impact shock of vibrating head, produces and shrink and the vibration of expanding, so desire sticks with paste that the incrustation scale, the sand that stay in filter sand net tube are cured, sand grains is come off in the down-hole by vibration.Meanwhile, the mesh of filter sand net tube is difficult for stopping up, in long-term oil pumping operation, the permeability of filter sand net tube is not changed, and promptly is to reduce the number of times that cleans oil well, prolongs the oil pumping activity duration, save labor service, the electricity charge of well workover, increase oil production, increase economic efficiency.
(4) description of drawings:
Fig. 1 is the vertical half section schematic diagram of structure of the embodiment of the invention.
Fig. 2 is the left apparent structure schematic diagram of Fig. 1.
Fig. 3 is that the A-A of Fig. 1 analyses and observe schematic diagram of structure.
Fig. 4 is that the B-B of Fig. 1 analyses and observe schematic diagram of structure.
Fig. 5 is that the C-C of Fig. 1 analyses and observe schematic diagram of structure.
Fig. 6 is that the D-D of Fig. 1 analyses and observe schematic diagram of structure.
(5) specific embodiment: the following Fig. 1 of consulting, Fig. 2, Fig. 3, Fig. 4, Fig. 5 and Fig. 6 are elaborated.
In Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5 and Fig. 6, sand filtering tube device of vibrating net barrel is formed with end hoop (10) with sand screen (1), pressing plate (2), spring (3), spool (4), valve collar (5), base plate (6), slip pipe (7), vibrating head (8) filter sand net tube (9).Sand screen (1) is the round steel pipe of certain-length, and two ends are provided with external screw thread, and the centre position tube wall of steel pipe is provided with several through holes, the opening that these through holes have the down-hole oil to pass through, and the through hole that also has the vibrating head string to cross, this steel pipe claim sand screen (1).The centre of pressing plate (2) is a patty, is provided with spill circle nest in the end face of cake, and the circle nest is the spring made of packing into, and the circumference of patty is arranged with four hired thug respectively, and the steel body of this four legs cake claims pressing plate (2).Spring (3) is a helical spring.Spool (4) is the cylinder of T shape, is disc with a word of T shape, and the top is provided with a circle nest, with T shape | word is cylindrical pole, and the pole body is provided with) (revolution space, this T shape cylinder steel part claims spool (4).Valve collar (5) is the annulus body, and an end is the plane, and the other end is the centre with the recessed annular in slope, and this annular steel body claims valve collar (5).Base plate (6) is a strip steel body, and on its two end outer round surface that are cemented in slip pipe (7) with the quartering, this strip steel body claims base plate (6).Slip pipe (7) is a round steel pipe, and tube wall is provided with several through holes, and this round steel pipe claims slip pipe (7).Vibrating head (8) is the cylindrical steel body, and this cylinder claims vibrating head (8).Filter sand net tube (9) is the net tube that is woven into stainless steel wire, claims filter sand net tube (9).End hoop (10) is the stirrup of annular, is provided with L shaped circular groove on annular inner round wall, and this annular stirrup claims end hoop (10).
The assembling of sand filtering tube device of vibrating net barrel: be cemented in respectively with base plate (6) one ends on the two end cylindricals of slip pipe (7), the slip pipe (7) of fixed base plate (6) is put in the sand screen (1), leave the certain-length locus at sand screen (1) internal upper part, base plate (6) other end is welded in the cylinder of sand screen (1).Leave fixed valve collar (5) in sand screen (1) cylinder at a segment distance place with slip pipe (7) upper end, the spill slope disc of valve collar (5) is installed fixed towards the top, spool (4) is packed in slip pipe (7) circle, can slide, spring (3) one ends withstand in the round nest at spool (4) top, and the other end withstands in the spill circle nest of pressing plate, promotes pressing plate (2) with modest pressure, spring (3) is shunk, the hired thug of pressing plate (2) are welded on carry out in the cylinder of sand screen (1) fixed.Vibrating head (8) is by the through hole of sand screen (1) wall and the through hole of slip pipe, be seated on the cylindrical pole of spool (4), this sand screen (1) that vibrating head (8) are housed is put in the filter sand net tube (9), cover into filter sand net tube (9) two ends from sand screen (1) cylindrical two end strings respectively with end hoop (10), filter sand net tube (9) two ends are enclosed in the L shaped circular groove of end hoop (10), and L shaped circular groove control sand grains enters in the sand screen (1) from filter sand net tube (9) two ends.So promptly form sand filtering tube device of vibrating net barrel.
Claims (10)
1. sand filtering tube device of vibrating net barrel, be with sand screen (1), pressing plate (2), spring (3), spool (4), valve collar (5), base plate (6), slip pipe (7), vibrating head (8), filter sand net tube (9) is formed with end hoop (10), it is characterized in that base plate (6) one ends are cemented in respectively on the two end cylindricals of slip pipe (7), slip pipe (7) is put in the sand screen (1), base plate (6) other end is cemented in the cylinder of sand screen (1), fixed valve collar (5) in sand screen (1) cylinder at one segment distance place, slip pipe (7) upper end, spool (4) is enclosed in slip pipe (7) circle, spring (3) one ends withstand the spool top, the other end withstands pressing plate (2), vibrating head (8) is by the tube wall of sand screen (1) and slip pipe (7), be seated on the pole of spool (4), sand screen (1) is put in the filter sand net tube (9), and filter sand net tube (9) two ends are fixed with end hoop (10).
2. sand filtering tube device of vibrating net barrel according to claim 1 is characterized in that sand screen (1) two end is provided with external screw thread, and the middle part is provided with as if a through hole, and sand screen (1) is the steel pipe of certain-length.
3. sand filtering tube device of vibrating net barrel according to claim 1, the center that it is characterized in that pressing plate (2) is a patty, circumference is respectively equipped with the steel body of four legs.
4. sand filtering tube device of vibrating net barrel according to claim 1 is characterized in that spring (3) is helical spring (3).
5. according to the described sand filtering tube device of vibrating net barrel of claim 1, it is characterized in that spool is a T shape cylindrical steel body.
6. according to the described sand filtering tube device of vibrating net barrel of claim 1, it is characterized in that valve collar is annular steel body.
7. according to the described sand filtering tube device of vibrating net barrel of claim 1, it is characterized in that base plate (6) is a strip steel body.
8. according to the described sand filtering tube device of vibrating net barrel of claim 1, it is characterized in that slip pipe (7) is a round steel pipe, tube wall is provided with several through holes.
9. according to the described sand filtering tube device of vibrating net barrel of claim 1, it is characterized in that vibrating head (8) is the cylindrical steel body.
10. according to the described sand filtering tube device of vibrating net barrel of claim 1, it is characterized in that filter sand net tube (9) is the stainless steel cloth tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100101933A CN101220737A (en) | 2008-01-23 | 2008-01-23 | Sand filtering tube device of vibrating net barrel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100101933A CN101220737A (en) | 2008-01-23 | 2008-01-23 | Sand filtering tube device of vibrating net barrel |
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| Publication Number | Publication Date |
|---|---|
| CN101220737A true CN101220737A (en) | 2008-07-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008100101933A Pending CN101220737A (en) | 2008-01-23 | 2008-01-23 | Sand filtering tube device of vibrating net barrel |
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| CN (1) | CN101220737A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103821483A (en) * | 2014-03-06 | 2014-05-28 | 贵州盘江煤层气开发利用有限责任公司 | Special anti-blocking type filter sieve tube for drainage of coal-bed gas well |
| CN105298451A (en) * | 2015-10-09 | 2016-02-03 | 刘洋 | Oil well sand filtering device |
| CN105756657A (en) * | 2016-05-04 | 2016-07-13 | 河南东方龙机械制造有限公司 | High-efficient multi-stage cyclone self-cleaning separator and application method |
| CN115961918A (en) * | 2023-03-16 | 2023-04-14 | 山东巨辉石油科技有限公司 | Self-cleaning combined sand filtering pipe |
| CN116220541A (en) * | 2023-05-10 | 2023-06-06 | 广东地山基础工程有限公司 | Construction device and construction method for full-casing full-rotary drilling machine in karst area |
-
2008
- 2008-01-23 CN CNA2008100101933A patent/CN101220737A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103821483A (en) * | 2014-03-06 | 2014-05-28 | 贵州盘江煤层气开发利用有限责任公司 | Special anti-blocking type filter sieve tube for drainage of coal-bed gas well |
| CN103821483B (en) * | 2014-03-06 | 2016-04-27 | 贵州盘江煤层气开发利用有限责任公司 | The special block-proof type filter sieve tube of a kind of coal bed gas well mining |
| CN105298451A (en) * | 2015-10-09 | 2016-02-03 | 刘洋 | Oil well sand filtering device |
| CN105756657A (en) * | 2016-05-04 | 2016-07-13 | 河南东方龙机械制造有限公司 | High-efficient multi-stage cyclone self-cleaning separator and application method |
| CN105756657B (en) * | 2016-05-04 | 2018-03-27 | 河南东方龙机械制造有限公司 | A kind of self-cleaning separator of multi-stage high-efficiency rotational flow and application process |
| CN115961918A (en) * | 2023-03-16 | 2023-04-14 | 山东巨辉石油科技有限公司 | Self-cleaning combined sand filtering pipe |
| CN116220541A (en) * | 2023-05-10 | 2023-06-06 | 广东地山基础工程有限公司 | Construction device and construction method for full-casing full-rotary drilling machine in karst area |
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Open date: 20080716 |