CN111980609A - Hydraulic jam releasing tool for filter screen of filter type sand remover and use method thereof - Google Patents
Hydraulic jam releasing tool for filter screen of filter type sand remover and use method thereof Download PDFInfo
- Publication number
- CN111980609A CN111980609A CN202010939173.5A CN202010939173A CN111980609A CN 111980609 A CN111980609 A CN 111980609A CN 202010939173 A CN202010939173 A CN 202010939173A CN 111980609 A CN111980609 A CN 111980609A
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- Prior art keywords
- filter screen
- filter
- hydraulic
- gland
- screw rod
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Links
- 238000000034 method Methods 0.000 title claims abstract description 10
- 239000004576 sand Substances 0.000 title claims description 17
- 210000004907 gland Anatomy 0.000 claims description 40
- 238000003825 pressing Methods 0.000 claims description 9
- 238000001914 filtration Methods 0.000 abstract description 6
- 239000000463 material Substances 0.000 abstract description 3
- 239000012530 fluid Substances 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000007790 solid phase Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B31/00—Fishing for or freeing objects in boreholes or wells
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/02—Subsoil filtering
- E21B43/08—Screens or liners
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Marine Sciences & Fisheries (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention relates to the technical field of filtering desander, in particular to a hydraulic jam releasing tool of a filtering desander filter screen and a using method thereof. The filter screen lifting device is reasonable and compact in structure and convenient to use, the filter screen is lifted out of the filter cylinder through the hollow hydraulic jack, and the situation that the filter screen cannot be taken out when the filter screen is pulled out of the filter cylinder or the filter screen lifting ring is broken by using a manual hoist can be avoided, so that manpower and material resources are saved, and the taking-out operation efficiency is improved.
Description
Technical Field
The invention relates to the technical field of filter desanders, in particular to a hydraulic jam releasing tool for a filter screen of a filter desander and a using method thereof.
Background
The filter type desander is applied to the process of oil field pilot production operation, and mainly plays a role in filtering fluid in a well and protecting ground equipment. The fluid is introduced into a cylindrical filter cylinder through a sand remover inlet, and a filter screen is arranged in the filter cylinder. The filter screen filters solid phase impurities in the fluid and collects the solid phase impurities in the filter screen, and the clean fluid is led out of the sand remover outlet from the filter screen to finish the fluid filtering process. During cleaning, the filter screen is taken out from the filter cylinder through a manual hoist. However, during field use, it often occurs that the screen becomes stuck in the cartridge due to screen deformation or fine sand particles spilling out. The field operation personnel can only use the hand-operated hoist to drag or take out the hoist, and sometimes even the filter screen lifting ring is broken, the hoist can not be taken out. In addition, the operation mode has the risk that a chain of the manual hoist crane is broken and bounced to hurt people, or a travelling block for fixing the hoist crane is pulled off to hurt people, and the like, so that great potential safety hazards exist.
Disclosure of Invention
The invention provides a hydraulic jam releasing tool for a filter screen of a filter type sand remover and a using method thereof, overcomes the defects of the prior art, and can effectively solve the problems of time and labor waste, low construction efficiency and potential safety hazard in the conventional mode of taking out the filter screen from a filter cylinder by a hand-operated hoist.
One of the technical schemes of the invention is realized by the following measures: the utility model provides a filtration formula desander filter screen's unblock instrument that surges, including hydraulic pressure hand pump, cavity hydraulic jack, the gland, the lead screw, the connecting piece, bearing plate and bolt, the mounting hole that link up about the gland middle part is equipped with, the mounting hole is passed to the lead screw upper end, lead screw lower extreme fixedly connected with is used for connecting the connecting piece of filter screen, cavity hydraulic jack seat is in the gland top surface, the lead screw that corresponds gland top position wears to locate in the through-hole on cavity hydraulic jack's the plunger, fixed mounting can be dismantled in the lead screw outside that corresponds plunger top position has the bearing plate, the bottom surface and the plunger top surface of bearing plate offset, the external diameter of bearing plate is greater than the through-hole internal diameter on the plunger, hydraulic pressure hand pump is connected to hydraulic hose one.
The following is further optimization or/and improvement of the technical scheme of the invention:
the connecting piece can be a lifting hook, the lifting hook comprises a hook body and a lifting handle, one end of the lifting handle is fixedly connected with the lower end of the screw rod, and the other end of the lifting handle is fixedly connected with the hook body.
The middle part of the bearing plate can be provided with a threaded hole matched with the screw rod, and the bearing plate is screwed on the outer side of the screw rod.
The lower surface of the gland can be provided with a positioning ring platform, the central axis of the positioning ring platform is collinear with the central axis of the mounting hole, and the positioning ring platform can be in clearance fit with the inner wall of the filter cylinder when the gland cover is arranged at the upper end of the filter cylinder.
The pressure cover can be provided with at least two bolt mounting holes for being connected with the filter cylinder through bolts, and bolts are inserted into the bolt mounting holes.
The second technical scheme of the invention is realized by the following measures: a use method of a hydraulic jam releasing tool of a filter type sand remover filter screen comprises the following steps:
firstly, the bearing plate, the hollow hydraulic jack and the gland are detached from the screw rod.
And secondly, connecting a connecting piece at the lower end of the screw rod with a hanging ring on the filter screen, sleeving a gland outside the screw rod, covering the gland on the upper end face of the filter cylinder, sleeving a hollow hydraulic jack outside the screw rod and sitting on the top face of the gland, enabling the screw rod to be positioned inside a through hole of a plunger of the hollow hydraulic jack, screwing a bearing plate on the screw rod, enabling the bottom face of the bearing plate to be abutted against the top face of the plunger of the hollow hydraulic jack, and connecting the hydraulic manual pump with the hollow hydraulic jack through a hydraulic rubber tube.
And thirdly, operating the hydraulic manual pump to enable the plunger of the hollow hydraulic jack to move upwards, further driving the lead screw to move upwards so as to lift the filter screen out of the clamped part in the filter cylinder, then taking down the gland from the filter cylinder, and then taking down the filter screen from the connecting piece.
The filter screen lifting device is reasonable and compact in structure and convenient to use, the filter screen is lifted out of the filter cylinder in a hydraulic transmission mode, so that the filter screen is lifted at a constant speed, the phenomenon that the filter screen is pulled from the filter cylinder by a hand-operated hoist to be hard-pulled or a filter screen lifting ring is broken and cannot be taken out is avoided, the manpower and material resources are saved, the filter screen taking-out operation efficiency is improved, the potential safety hazard is reduced, and the filter screen lifting device has the characteristics of safety in use, time and labor saving in operation and high operation efficiency.
Drawings
Fig. 1 is a front sectional view of a usage state of the embodiment of the present invention.
The codes in the figures are respectively: the hydraulic pressure manual pump is 1, the hollow hydraulic jack is 2, the gland is 3, the lead screw is 4, the bearing plate is 5, the hanging handle is 6, the hook body is 7, the plunger is 8, the bolt is 9, the filter cylinder is 10, the filter screen is 11, the positioning ring platform is 12, the hanging ring is 13, and the hydraulic rubber pipe is 14.
Detailed Description
The present invention is not limited by the following examples, and specific embodiments may be determined according to the technical solutions and practical situations of the present invention.
In the present invention, for convenience of description, the description of the relative positional relationship of the components is described according to the layout pattern of fig. 1 of the specification, such as: the positional relationship of front, rear, upper, lower, left, right, etc. is determined in accordance with the layout direction of the drawings of the specification.
The invention is further described with reference to the following examples and figures:
the first embodiment is as follows: as shown in the attached figure 1, the hydraulic jam releasing tool for the filter type sand remover filter screen comprises a hydraulic manual pump 1, a hollow hydraulic jack 2, a gland 3, a lead screw 4, a connecting piece, a bearing plate 5 and a bolt 9, wherein a mounting hole which is communicated from top to bottom is formed in the middle of the gland 3, the upper end of the lead screw 4 penetrates through the mounting hole, the lower end of the lead screw 4 is fixedly connected with the connecting piece used for connecting the filter screen 11, the hollow hydraulic jack 2 is located on the top surface of the gland 3, the lead screw 4 corresponding to the position above the gland 3 penetrates through a through hole in a plunger 8 of the hollow hydraulic jack 2, the bearing plate 5 is detachably and fixedly installed on the outer side of the lead screw 4 corresponding to the position above the plunger 8, the bottom surface of the bearing plate 5 is abutted to the top surface of the plunger 8, the outer diameter of the bearing plate 5 is larger than. According to the requirement, the hydraulic hand-operated pump 1 and the hollow hydraulic jack 2 are the prior known technology, in the embodiment, the hollow hydraulic jack 2 can be a KLL-30 type hollow hydraulic jack 2 produced by Dejunda hydraulic machines and tools Limited company in Texas, and the hydraulic hand-operated pump 1 matched with the hollow hydraulic jack 2, when the filter screen 11 clamped in the filter cylinder 10 is to be taken out by using the invention, firstly, the bearing plate 5, the hollow hydraulic jack 2 and the gland 3 are detached from the screw rod 4, the screw rod 4 is connected with the hanging ring 13 on the filter screen 11 through the connecting piece, then the gland 3 is sleeved outside the screw rod 4 and the gland 3 is covered on the upper end surface of the filter cylinder 10, then the hollow hydraulic jack 2 is sleeved outside the screw rod 4 and is seated on the top surface of the gland 3, the screw rod 4 is positioned in the through hole of the plunger 8 of the hollow hydraulic jack 2, the bearing plate 5 is detachably and fixedly arranged outside the screw rod 4, the bottom surface of the bearing plate 5 is abutted, the hydraulic manual pump 1 is connected with the hollow hydraulic jack 2 through a hydraulic rubber tube 14, the plunger 8 of the hollow hydraulic jack 2 moves upwards by operating the hydraulic manual pump 1, and then the screw rod 4 is driven to move upwards to lift the filter screen 11 out of the clamped part in the filter cylinder 10. The filter screen lifting device is reasonable and compact in structure and convenient to use, the filter screen 11 is lifted out of the filter cylinder 10 in a hydraulic transmission mode, so that the filter screen 11 rises at a constant speed, the phenomenon that the filter screen 11 is pulled and hard dragged from the filter cylinder 10 or a lifting ring of the filter screen 11 is broken by using a manual hoist cannot be caused, the manpower and material resources are saved, the working efficiency of taking out the filter screen 11 is improved, the potential safety hazard is reduced, and the filter screen lifting device has the characteristics of safety in use, time and labor saving in operation and high working efficiency.
Can be according to actual need, further optimize or/and improve the liquid drive unfreezing instrument of above-mentioned filtration formula desander filter screen:
as shown in fig. 1, the connecting member is a hook, the hook includes a hook body 7 and a hanging handle 6, one end of the hanging handle 6 is fixedly connected with the lower end of the screw rod 4, and the other end is fixedly connected with the hook body 7. According to needs, the one end of lifting handle 6 can be through welded mode and lead screw fixed connection, through adopting the lifting hook as the connecting piece, can realize being in the same place filter screen 11 and lead screw 4 high-speed joint, shortens installation time.
As shown in fig. 1, a threaded hole matched with the screw rod 4 is formed in the middle of the bearing plate 5, and the bearing plate 5 is screwed on the outer side of the screw rod 4. Through with bearing plate 5 and 4 threaded connection of lead screw, be convenient for when carrying out the operation of unfreezing to this device quick installation and dismantlement.
As shown in fig. 1, a positioning ring table 12 is arranged on the lower surface of the pressing cover 3, the central axis of the positioning ring table 12 is collinear with the central axis of the mounting hole, and the positioning ring table 12 can be in clearance fit with the inner wall of the filter cartridge 10 when the pressing cover 3 is covered on the upper end of the filter cartridge 10. According to the requirement, the positioning ring platform 12 and the gland 3 are of an integrally formed structure, and the positioning ring platform 12 is arranged on the upper surface of the gland 3, so that the gland 3 can be quickly aligned with the filter cylinder 10 and the screw rod can be kept above the center of the filter screen 11.
As shown in fig. 1, at least two bolt mounting holes for bolt connection with the filter cartridge 10 are formed in the gland 3, and bolts 9 are inserted into the bolt mounting holes. When the device is used, the bolt mounting holes are aligned with the bolt holes in the upper end face of the filter cylinder 10, then the bolts 9 are screwed into the bolt holes in the upper end face of the filter cylinder 10, the gland 3 is fixed on the upper end face of the filter cylinder 10, the gland 3 is fixed by the bolts 9, and the device is fast, convenient, firm, reliable and not easy to loosen.
Example two: the use method of the hydraulic jam-releasing tool of the filter type sand remover filter screen comprises the following steps:
firstly, the bearing plate 5, the hollow hydraulic jack 2 and the gland 3 are detached from the screw rod 4.
And secondly, connecting a connecting piece at the lower end of the screw rod 4 with a lifting ring 13 on the filter screen 11, then sleeving the gland 3 outside the screw rod 4 and covering the gland 3 on the upper end surface of the filter cylinder 10, sleeving the hollow hydraulic jack 2 outside the screw rod 4 and sitting on the top surface of the gland 3, enabling the screw rod 4 to be positioned inside a through hole of a plunger 8 of the hollow hydraulic jack 2, screwing the bearing plate 5 on the screw rod 4, enabling the bottom surface of the bearing plate 5 to be abutted against the top surface of the plunger 8 of the hollow hydraulic jack 2, and connecting the hydraulic hand pump 1 with the hollow hydraulic jack 2 through a hydraulic rubber tube 14.
Thirdly, the plunger 8 of the hollow hydraulic jack 2 is moved upwards by operating the hydraulic hand pump 1, and then the screw rod 4 is driven to move upwards, so that the filter screen 11 is lifted out of the clamped part in the filter cylinder 10, then the gland 3 is taken down from the filter cylinder 10, and then the filter screen 11 is taken down from the connecting piece.
The above technical features constitute the best embodiment of the present invention, which has strong adaptability and best implementation effect, and unnecessary technical features can be increased or decreased according to actual needs to meet the requirements of different situations.
Claims (9)
1. A hydraulic jam releasing tool for a filter screen of a filter type sand remover, which is used for hanging out the filter screen jammed in a filter cylinder, it is characterized in that the hydraulic jam releasing tool of the filter type sand remover filter screen comprises a hydraulic manual pump, a hollow hydraulic jack, a gland, a screw rod, a connecting piece, a bearing plate and a bolt, wherein the middle part of the gland is provided with a mounting hole which is communicated up and down, the upper end of the screw rod passes through the mounting hole, the lower end of the screw rod is fixedly connected with the connecting piece used for connecting the filter screen, the hollow hydraulic jack is seated on the top surface of the gland, the lead screw corresponding to the position above the gland penetrates through a through hole in a plunger of the hollow hydraulic jack, a bearing plate is detachably and fixedly mounted on the outer side of the lead screw corresponding to the position above the plunger, the bottom surface of the bearing plate abuts against the top surface of the plunger, the outer diameter of the bearing plate is larger than the inner diameter of the through hole in the plunger, one end of a hydraulic rubber pipe is connected with a hydraulic manual pump, and the other end of the hydraulic rubber pipe is connected with the hollow hydraulic jack.
2. The hydraulic stuck freeing tool of the filter screen of the filter type sand remover according to claim 1, wherein the connecting member is a hook, the hook comprises a hook body and a hanging handle, one end of the hanging handle is fixedly connected with the lower end of the lead screw, and the other end of the hanging handle is fixedly connected with the hook body.
3. The hydraulic jam-releasing tool of the filter type sand remover filter screen according to claim 1 or 2, characterized in that the middle of the bearing plate is provided with a threaded hole matched with the lead screw, and the bearing plate is screwed outside the lead screw.
4. The hydraulic jam-releasing tool for the filter screen of the filter type sand remover as recited in claim 1 or 2, wherein the lower surface of the pressing cover is provided with a positioning ring platform, the central axis of the positioning ring platform is collinear with the central axis of the mounting hole, and the positioning ring platform can be in clearance fit with the inner wall of the filter cartridge when the pressing cover is arranged at the upper end of the filter cartridge.
5. The hydraulically actuated stuck freeing tool for a filter screen of a filter type grit catcher as claimed in claim 3, wherein said lower surface of said pressing cover is provided with a positioning collar having a central axis collinear with the central axis of said mounting hole, said positioning collar being adapted to be in clearance fit with the inner wall of said filter cartridge when said pressing cover is placed on the upper end of said filter cartridge.
6. The hydraulic jam-releasing tool for the filter screen of the filter type sand remover as claimed in claim 1, 2 or 5, wherein the pressing cover is provided with at least two bolt mounting holes for bolt connection with the filter cartridge, and bolts are inserted into the bolt mounting holes.
7. The hydraulic jam-releasing tool for the filter screen of the filter type sand remover according to claim 3, wherein the pressing cover is provided with at least two bolt mounting holes for bolt connection with the filter cartridge, and bolts are inserted into the bolt mounting holes.
8. The hydraulic jam-releasing tool for the filter screen of the filter type sand remover according to claim 4, wherein the pressing cover is provided with at least two bolt mounting holes for bolt connection with the filter cartridge, and bolts are inserted into the bolt mounting holes.
9. A method of using the hydraulic jam-release tool of the filter screen of any one of claims 1 to 8, characterized by the steps of:
firstly, detaching a bearing plate, a hollow hydraulic jack and a gland from a screw rod;
secondly, connecting a connecting piece at the lower end of a screw rod with a hanging ring on a filter screen, sleeving a gland outside the screw rod, covering the gland on the upper end face of a filter cylinder, sleeving a hollow hydraulic jack outside the screw rod and sitting on the top face of the gland, enabling the screw rod to be positioned inside a through hole of a plunger of the hollow hydraulic jack, screwing a bearing plate on the screw rod, enabling the bottom face of the bearing plate to be abutted against the top face of the plunger of the hollow hydraulic jack, and connecting a hydraulic manual pump with the hollow hydraulic jack through a hydraulic rubber pipe;
and thirdly, operating the hydraulic manual pump to enable the plunger of the hollow hydraulic jack to move upwards, further driving the lead screw to move upwards so as to lift the filter screen out of the clamped part in the filter cylinder, then taking down the gland from the filter cylinder, and then taking down the filter screen from the connecting piece.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010939173.5A CN111980609A (en) | 2020-09-09 | 2020-09-09 | Hydraulic jam releasing tool for filter screen of filter type sand remover and use method thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202010939173.5A CN111980609A (en) | 2020-09-09 | 2020-09-09 | Hydraulic jam releasing tool for filter screen of filter type sand remover and use method thereof |
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CN111980609A true CN111980609A (en) | 2020-11-24 |
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CN202010939173.5A Pending CN111980609A (en) | 2020-09-09 | 2020-09-09 | Hydraulic jam releasing tool for filter screen of filter type sand remover and use method thereof |
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Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20020044408A (en) * | 2000-12-06 | 2002-06-15 | 이구택 | A Disassembleing Device For Shaft And Bearing |
CN103302744A (en) * | 2012-03-17 | 2013-09-18 | 山东科技职业学院 | Inner hole pulling-drawing tool |
CN203779437U (en) * | 2014-03-24 | 2014-08-20 | 甘肃酒钢集团宏兴钢铁股份有限公司 | Fast detaching tool for high pressure water valve group valve seat |
CN204339694U (en) * | 2014-11-21 | 2015-05-20 | 中国石油天然气股份有限公司 | Jam releasing tool |
CN107387004A (en) * | 2017-07-27 | 2017-11-24 | 中国石油化工股份有限公司 | A kind of safe release device of oil-water well hanger |
CN209774534U (en) * | 2019-04-09 | 2019-12-13 | 河北瑞兆激光再制造技术股份有限公司 | TRT large-scale bearing of holding jar quiet leaf bearing extracting tool |
CN210500100U (en) * | 2019-09-02 | 2020-05-12 | 中国石油集团西部钻探工程有限公司 | Filter formula desander filter screen end cap quick assembly disassembly instrument |
-
2020
- 2020-09-09 CN CN202010939173.5A patent/CN111980609A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20020044408A (en) * | 2000-12-06 | 2002-06-15 | 이구택 | A Disassembleing Device For Shaft And Bearing |
CN103302744A (en) * | 2012-03-17 | 2013-09-18 | 山东科技职业学院 | Inner hole pulling-drawing tool |
CN203779437U (en) * | 2014-03-24 | 2014-08-20 | 甘肃酒钢集团宏兴钢铁股份有限公司 | Fast detaching tool for high pressure water valve group valve seat |
CN204339694U (en) * | 2014-11-21 | 2015-05-20 | 中国石油天然气股份有限公司 | Jam releasing tool |
CN107387004A (en) * | 2017-07-27 | 2017-11-24 | 中国石油化工股份有限公司 | A kind of safe release device of oil-water well hanger |
CN209774534U (en) * | 2019-04-09 | 2019-12-13 | 河北瑞兆激光再制造技术股份有限公司 | TRT large-scale bearing of holding jar quiet leaf bearing extracting tool |
CN210500100U (en) * | 2019-09-02 | 2020-05-12 | 中国石油集团西部钻探工程有限公司 | Filter formula desander filter screen end cap quick assembly disassembly instrument |
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Application publication date: 20201124 |