CN115354959B - Anti-seize non-magnetic screw drilling tool and production process thereof - Google Patents

Anti-seize non-magnetic screw drilling tool and production process thereof Download PDF

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Publication number
CN115354959B
CN115354959B CN202211024605.5A CN202211024605A CN115354959B CN 115354959 B CN115354959 B CN 115354959B CN 202211024605 A CN202211024605 A CN 202211024605A CN 115354959 B CN115354959 B CN 115354959B
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Prior art keywords
shell
blocking
plate
electric push
rotor
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CN115354959A (en
Inventor
王传国
叶俊杰
李玲
何育民
席文奎
徐永和
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Yancheng Xinyongjia Petroleum Machinery Manufacturing Co ltd
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Yancheng Xinyongjia Petroleum Machinery Manufacturing Co ltd
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Publication of CN115354959A publication Critical patent/CN115354959A/en
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    • 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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/02—Fluid rotary type drives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
    • B01D29/03—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements self-supporting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/62—Regenerating the filter material in the filter
    • B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
    • B01D29/6469—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element scrapers
    • B01D29/6484—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element scrapers with a translatory movement with respect to the filtering element
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/88—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices
    • B01D29/94—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for discharging the filter cake, e.g. chutes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/02—Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
    • B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03C—POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS
    • F03C2/00—Rotary-piston engines
    • F03C2/08—Rotary-piston engines of intermeshing-engagement type, i.e. with engagement of co- operating members similar to that of toothed gearing
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
  • Drilling And Boring (AREA)

Abstract

The invention relates to the technical field of screw drilling tools, in particular to an anti-blocking nonmagnetic screw drilling tool and a production process thereof.

Description

Anti-seize non-magnetic screw drilling tool and production process thereof
Technical Field
The invention relates to the technical field of screw drilling tools, in particular to an anti-jamming nonmagnetic screw drilling tool and a production process thereof.
Background
In the use process of the screw drilling tool, mud enters the rotor in the center of the motor from the circulating valve above, and then the rotor is pushed to rotate around the axis of the stator, so that the universal shaft and the drill bit are driven to rotate, but hard blocks or solid mud in the mud easily enter the rotor, and the clamping occurs during rotation.
In the prior art, an anti-blocking assembly is arranged between a flow valve and a motor assembly, and is connected with a rotor through an anti-falling connecting rod, and then hard blocks and solid slurry are prevented from entering the rotor of the motor assembly through the action of a sealing guide sleeve and a mechanical sealing piece.
However, in the prior art, after the hard block and the solid slurry enter the rotor, the solid slurry is accumulated inside the anti-blocking assembly, and accumulated over time, if not discharged in time, the circulation of the slurry is seriously affected, and even the components are damaged.
Disclosure of Invention
The invention aims to provide an anti-blocking nonmagnetic screw drilling tool and a production process thereof, which solve the problems that in the prior art, after an anti-blocking component isolates a hard block and solid mud from entering a rotor, the hard block and the solid mud are accumulated in the anti-blocking component, and accumulated over time is increased, if the solid mud is not discharged in time, the circulation of the mud is seriously affected, and even parts are damaged.
In order to achieve the above purpose, the invention provides an anti-seize nonmagnetic screw drilling tool, which comprises a circulation valve and an anti-seize assembly;
the anti-sticking subassembly includes anti-sticking casing, filter, pushing unit, valve body and drive unit, anti-sticking casing with the below intercommunication of circulation valve, anti-sticking casing has the storage chamber, the filter with anti-sticking casing fixed connection, and is located the inside of anti-sticking casing, pushing unit set up in the top of filter, the valve body set up in the inner wall of anti-sticking casing, drive unit set up in anti-sticking casing is kept away from the one end of circulation valve.
The anti-blocking assembly further comprises a sealing sleeve, the sealing sleeve is fixedly connected with the anti-blocking shell and located at one end, far away from the flow valve, of the anti-blocking shell, and one end of the driving unit is arranged on the sealing sleeve.
The pushing unit comprises a first electric push rod and a push plate, the first electric push rod is fixedly connected with the filter plate and is positioned above the filter plate, and the push plate is fixedly connected with the output end of the first electric push rod.
The driving unit comprises a driving shell, a rotor and a universal shaft, wherein the driving shell is fixedly connected with the anti-jamming shell and is located below the anti-jamming shell, one end of the rotor is arranged in the sealing sleeve, the other end of the rotor penetrates through the driving shell and is fixedly connected with the universal shaft, one end, close to the rotor, of the universal shaft is rotatably connected with the driving shell, and a stator is arranged on the inner wall of the driving shell and is mutually matched with the rotor.
The anti-seize nonmagnetic screw drilling tool further comprises a discharging assembly, and the discharging assembly is arranged on the anti-seize shell.
The discharging assembly comprises a plate body, two second electric push rods, an expanding block and a clamping rod, wherein the anti-clamping shell is provided with an opening and two grooves, the plate body is mutually matched with the opening, the two second electric push rods are respectively arranged in the corresponding grooves, the output ends of the two second electric push rods are fixedly connected with one side of the plate body, the expanding block is fixedly connected with the outer portion of the plate body, the plate body is provided with a limiting hole, and the clamping rod penetrates through the expanding block and is mutually matched with the limiting hole.
The discharging assembly further comprises a sealing gasket and an inclined plate, the sealing gasket is fixedly connected with the plate body and located on one side, close to the second electric push rod, of the plate body, the sealing gaskets are sleeved outside the output ends of the second electric push rod, and the inclined plate is fixedly connected with the anti-jamming shell and located on the inner bottom wall of the storage cavity.
The invention also provides a production process of the anti-seize nonmagnetic screw drilling tool, which comprises the following steps:
punching holes on the plate by using a puncher, and manufacturing the plate into the filter plate;
welding the first electric push rod above the filter plate by using a welding gun;
the push plate is arranged at the output end of the first electric push rod by using a bolt, and is positioned on the same horizontal line with the valve body;
the filter plate is welded and fixed on the inner wall of the anti-blocking shell through a welding gun;
welding the anti-jamming shell below the flow valve to enable the anti-jamming shell to be communicated with the flow valve;
welding and fixing the two second electric push rods in the corresponding grooves, and simultaneously penetrating the output ends of the second electric push rods through the sealing gasket and welding the sealing gasket with the plate body;
penetrating the clamping rod through the expansion block and inserting the clamping rod into the limiting hole;
printing out the rotor through a 3D printer, and installing the rotor in the driving shell to enable the rotor and the stator to be mutually matched to form a spiral sealing cavity;
enabling one end of the rotor to enter the sealing sleeve for adaptation, simultaneously welding the driving shell and the lower part of the anti-blocking shell, and welding the other end of the rotor with the universal shaft;
and the required drill bit is welded and installed at one end of the universal shaft, which is far away from the driving shell.
According to the anti-blocking nonmagnetic screw drilling tool and the production process thereof, mud flows through the circulation valve, enters the anti-blocking shell, is filtered through the filter plate, flows to the driving unit, drives the driving unit to operate, so that the drill bit rotates, drilling operation is performed, after filtering for one time, the pushing unit is started, the valve body is opened, hard matters collected on the filter plate are pushed into the storage cavity from the valve body, through the structural arrangement, hard blocks and solid mud are filtered, and the hard blocks and the solid mud are pushed into the storage cavity periodically to be collected, so that accumulation and blockage on the filter plate are prevented, the unsmooth mud flow is avoided, and the stability of the drilling operation is ensured.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.
Fig. 1 is a schematic overall structure of a first embodiment of the present invention.
Fig. 2 is an overall cross-sectional view of a first embodiment of the present invention.
Fig. 3 is an enlarged view of the partial structure at a of fig. 2 according to the present invention.
Fig. 4 is a schematic overall structure of a second embodiment of the present invention.
Fig. 5 is an overall cross-sectional view of a second embodiment of the present invention.
Fig. 6 is a sectional view taken along line B-B of fig. 5 in accordance with the present invention.
Fig. 7 is an enlarged view of a partial structure at C of fig. 5 according to the present invention.
Fig. 8 is a schematic overall structure of a third embodiment of the present invention.
Fig. 9 is an overall cross-sectional view of a third embodiment of the present invention.
Fig. 10 is an enlarged view of the partial structure of fig. 9D according to the present invention.
FIG. 11 is a flow chart of the steps of the process for producing the anti-seize non-magnetic screw drilling tool of the present invention.
The device comprises a 101-flow valve, a 102-anti-seize housing, a 103-filter plate, a 104-valve body, a 105-storage cavity, a 106-seal cartridge, a 107-first electric push rod, a 108-push plate, a 109-driving housing, a 110-rotor, a 111-universal shaft, a 112-stator, a 201-plate body, a 202-second electric push rod, a 203-expanding block, a 204-clamping rod, a 205-opening, a 206-slot, a 207-limit hole, a 208-seal gasket, a 209-inclined plate, a 301-drill bit housing, a 302-piston, a 303-connecting shaft, a 304-drill bit body, a 305-motor, a 306-rotating shaft and a 307-blade.
Detailed Description
The following detailed description of embodiments of the invention, examples of which are illustrated in the accompanying drawings and, by way of example, are intended to be illustrative, and not to be construed as limiting, of the invention.
First embodiment:
referring to fig. 1 to 3, in which fig. 1 is a schematic overall structure of a first embodiment of the present invention, fig. 2 is an overall cross-sectional view of the first embodiment of the present invention, fig. 3 is an enlarged partial structure view of fig. 2 a, the present invention provides an anti-seize non-magnetic screw drilling tool, including a circulation valve 101 and an anti-seizing assembly, the anti-seizing assembly includes an anti-seizing housing 102, a filter plate 103, a pushing unit, a valve body 104, a driving unit and a sealing sleeve 106, the anti-seizing housing 102 has a storage cavity 105, the pushing unit includes a first electric push rod 107 and a push plate 108, the driving unit includes a driving housing 109, a rotor 110 and a universal shaft 111, and an inner wall of the driving housing 109 has a stator 112.
For this embodiment, the slurry passes through the flow valve 101, enters the anti-blocking housing 102, is filtered by the filter plate 103, and after a certain time of filtering, stops inputting the slurry, and opens the valve body 104, and the first electric push rod 107 drives the push plate 108 to push the hard block and the solid slurry into the storage cavity 105 for collection, so that the slurry is input again, and the drill bit is driven to rotate again.
The anti-blocking housing 102 is communicated with the lower side of the flow valve 101, the anti-blocking housing 102 is provided with a storage cavity 105, the filter plate 103 is fixedly connected with the anti-blocking housing 102 and is located inside the anti-blocking housing 102, the pushing unit is arranged above the filter plate 103, the valve body 104 is arranged on the inner wall of the anti-blocking housing 102, and the driving unit is arranged at one end, far away from the flow valve 101, of the anti-blocking housing 102. The mud enters the anti-blocking shell 102 through the flow valve 101, flows through the filter plate 103 for filtering, the pushing unit pushes the filtered hard objects, the filtered hard objects enter the storage cavity 105 from the valve body 104 for collection, the mud continuously flows downwards after passing through the filter plate 103, enters the driving unit, and finally drives the drill bit to rotate.
Secondly, the sealing sleeve 106 is fixedly connected with the anti-blocking housing 102, and is located at one end of the anti-blocking housing 102 away from the flow valve 101, and one end of the driving unit is disposed on the sealing sleeve 106. The sealing sleeve 106 further prevents fine hard lumps or solid mud from entering the drive unit.
Meanwhile, the first electric push rod 107 is fixedly connected with the filter plate 103 and is located above the filter plate 103, and the push plate 108 is fixedly connected with the output end of the first electric push rod 107. The first electric push rod 107 drives the push plate 108 to move, so as to push the hard object to the valve body 104.
In addition, the driving housing 109 is fixedly connected with the anti-blocking housing 102 and is located below the anti-blocking housing 102, one end of the rotor 110 is disposed in the sealing sleeve 106, the other end of the rotor 110 penetrates through the driving housing 109 and is fixedly connected with the universal shaft 111, one end of the universal shaft 111, which is close to the rotor 110, is rotatably connected with the driving housing 109, a stator 112 is disposed on an inner wall of the driving housing 109, and the stator 112 and the rotor 110 are mutually adapted. The driving housing 109 has a bearing function on the driving unit, when mud enters the driving housing 109, the mud flows between the rotor 110 and the stator 112 and flows to the universal shaft 111, so that a pressure difference is formed between an inlet and an outlet of the driving housing 109, the rotor 110 is driven to rotate on the axis of the stator 112, the universal shaft 111 is driven to rotate, and a drill bit mounted on the universal shaft 111 is driven to rotate.
When the anti-blocking non-magnetic screw drilling tool of the embodiment is used, firstly, slurry is input into the circulation valve 101 and then enters the anti-blocking shell 102, the slurry is filtered downwards through the filter plate 103, after time is accumulated, the first electric push rod 107 is started to drive the push plate 108 to move, meanwhile, the slurry input is stopped, the valve body 104 is opened, the hard blocks and solid slurry collected on the filter plate 103 are pushed into the storage cavity 105 from the valve body 104 for collection and storage, after the end, the valve body 104 is closed, the slurry is input again, the slurry flows into the driving shell 109 from the sealing sleeve 106 and the rotor 110 and flows to the universal shaft 111, a certain pressure difference is formed at an inlet and an outlet, the rotor 110 is driven to rotate around the axis of the stator 112, finally, the universal shaft 111 is driven to rotate by the rotor 110, and a drill bit mounted on the universal shaft 111 is driven to rotate for drilling operation.
Second embodiment:
referring to fig. 4 to 7 on the basis of the first embodiment, fig. 4 is a schematic overall structural view of the second embodiment of the present invention, fig. 5 is a sectional overall view of the second embodiment of the present invention, fig. 6 is a sectional view of line B-B of fig. 5, fig. 7 is an enlarged partial structural view of fig. 5C, and fig. 7 is an enlarged partial structural view of fig. 5, wherein the present invention provides an anti-seize non-magnetic screw drilling tool, and further comprises a discharging assembly, the discharging assembly comprises a plate 201, two second electric push rods 202, an expanding block 203, a clamping rod 204, a sealing pad 208 and a sloping plate 209, the anti-seize housing 102 has an opening 205 and two slots 206, and the plate 201 has a limiting hole 207.
For the present embodiment, the clamping rod 204 is pulled out, so that the plate 201 is not limited, and at this time, the two second electric pushing rods 202 are started to push out the plate 201, so that the hard lump and solid slurry in the storage cavity 105 are discharged from the opening 205.
Wherein the discharge assembly is disposed on the anti-seize housing 102. The discharge assembly facilitates discharge of hard objects collected by the storage chamber 105.
Secondly, the anti-blocking housing 102 has an opening 205 and two slots 206, the plate 201 and the opening 205 are mutually adapted, the two second electric push rods 202 are respectively disposed in the corresponding slots 206, the output ends of the two second electric push rods 202 are fixedly connected with one side of the plate 201, the expansion block 203 is fixedly connected with the outer portion of the plate 201, the plate 201 has a limiting hole 207, and the blocking rod 204 penetrates through the expansion block 203 and is mutually adapted to the limiting hole 207. The plate 201 closes the opening 205, prevents the hard objects in the storage cavity 105 from falling and being discharged, when the hard objects need to be discharged, the clamping rod 204 is pulled out of the limiting hole 207 and the expansion block 203, and then the plate 201 is driven to move by the two second electric push rods 202, the opening 205 is opened, and at the moment, the hard objects can be discharged from the opening 205.
Meanwhile, the sealing gaskets 208 are fixedly connected with the plate 201 and located at one side of the plate 201 near the second electric push rods 202, the sealing gaskets 208 are respectively sleeved outside the output ends of the two second electric push rods 202, and the inclined plate 209 is fixedly connected with the anti-jamming housing and located at the inner bottom wall of the storage cavity 105. The gasket 208 may make the plate 201 and the anti-blocking housing 102 fit tightly, so as to prevent fine hard objects from leaking out, and the inclined plate 209 may help the hard objects to slide down to the opening 205 and be discharged.
When the anti-blocking non-magnetic screw drilling tool is used, after the hard blocks and solid slurry are collected in the storage cavity 105, a worker takes out the anti-blocking non-magnetic screw drilling tool from a well to replace, firstly, the clamping rod 204 is pulled out, the plate 201 is not limited, then, two second electric push rods 202 are started, the plate 201 is pushed out, at the moment, under the action of the inclined plate 209, the hard blocks and the solid slurry in the storage cavity 105 are discharged from the opening 205, after the hard blocks and the solid slurry are discharged, the two second electric push rods 202 are contracted, then the clamping rod 204 is reinserted, the plate 201 is installed, and the hard blocks and the solid slurry collected in the storage cavity 105 can be discharged through the arrangement of the structure, so that the anti-blocking non-magnetic screw drilling tool is convenient to repeatedly collect and use, is convenient and efficient to operate, and is more convenient for the worker to use.
Third embodiment:
the anti-seize non-magnetic screw drilling tool further comprises a drill bit assembly, wherein the drill bit assembly is arranged at one end of the universal shaft 111, which is far away from the driving unit. The drill bit assembly comprises a drill bit housing 301, a piston 302, a connecting shaft 303 and three drill bit units, wherein the drill bit housing 301 is fixedly connected with the universal shaft 111 and is located at one end, far away from the driving housing 109, of the universal shaft 111, the piston 302 is fixedly connected with the drill bit housing 301 and is located in the drill bit housing 301, the connecting shaft 303 is fixedly connected with the output end of the piston 302, and the three drill bit units are sequentially arranged at one end, far away from the piston 302, of the connecting shaft 303. The drill unit comprises a drill body 304, a motor 305, a rotating shaft 306 and a plurality of blades 307, wherein the drill body 304 is fixedly connected with the connecting shaft 303 and is positioned at one end of the connecting shaft 303 away from the piston 302, the motor 305 is fixedly connected with one side of the drill body 304, one end of the rotating shaft 306 is fixedly connected with the output end of the motor 305, the other end of the rotating shaft 306 penetrates through the drill body 304 and is fixedly connected with the plurality of blades 307, and the plurality of blades 307 are sequentially arranged outside the rotating shaft 306 in a surrounding mode.
Referring to fig. 8 to 10 on the basis of the second embodiment, fig. 8 is a schematic overall structure view of the third embodiment of the present invention, fig. 9 is an overall cross-sectional view of the third embodiment of the present invention, fig. 10 is a partial enlarged view of fig. 9D of the present invention, and the present invention provides an anti-seize non-magnetic screw drill, further comprising a drill bit assembly including a drill bit housing 301, a piston 302, a connecting shaft 303, and three drill bit units including a drill bit body 304, a motor 305, a rotation shaft 306, and a plurality of blades 307.
For this embodiment, when the drill bit unit is jammed, the piston 302 is started to drive the connecting shaft 303 and the drill bit units to move in a telescopic manner, and meanwhile, the motor 305 drives the rotating shaft 306 and the blades 307 to rotate, so that hard blocks around the drill bit body 304 are crushed, and finally the drill bit unit can be separated from the drill bit unit and is not jammed any more.
Wherein, the drill bit assembly is arranged at one end of the universal shaft 111 away from the driving unit. The drill bit assembly may be used to drill wells while avoiding sticking in the well.
Secondly, the drill housing 301 is fixedly connected with the universal shaft 111 and is located at one end of the universal shaft 111 away from the driving housing 109, the piston 302 is fixedly connected with the drill housing 301 and is located inside the drill housing 301, the connecting shaft 303 is fixedly connected with the output end of the piston 302, and the three drill units are sequentially arranged at one end of the connecting shaft 303 away from the piston 302. The drill bit housing 301 has a supporting function on the whole drill bit assembly, the piston 302 can drive the connecting shaft 303 and three drill bit units to stretch out and draw back, the connecting shaft 303 has a supporting function on three drill bit units, and when the universal shaft 111 rotates, the drill bit housing 301 is driven, and then the connecting shaft 303 and the three drill bit units are driven to perform drilling.
Meanwhile, the drill bit body 304 is fixedly connected with the connecting shaft 303, and is located at one end of the connecting shaft 303 away from the piston 302, the motor 305 is fixedly connected with one side of the drill bit body 304, one end of the rotating shaft 306 is fixedly connected with the output end of the motor 305, the other end of the rotating shaft 306 penetrates through the drill bit body 304 and is fixedly connected with a plurality of blades 307, and the blades 307 are sequentially arranged outside the rotating shaft 306 in a surrounding manner. The drill unit contacts with the bottom of the well to perform drilling operation, and the motor 305 drives the rotating shaft 306 to further drive the blades 307 to rotate, so as to stir and crush hard objects around the drill body 304, thereby preventing the drill body 304 from being clamped.
When the anti-blocking non-magnetic screw drilling tool of the embodiment is used, the drill bit shell 301 is firstly welded at one end of the universal shaft 111, which is far away from the driving shell 109, when drilling operation is performed, the universal shaft 111 rotates to drive the driving shell 109, and then drives the whole drill bit assembly to rotate, finally, under the action of the drill bit body 304, drilling operation is performed, if the environment in a well is complex, broken stones are more, the drill bit unit is blocked, the piston 302 can be started at the moment, the connecting shaft 303 and the three drill bit units are driven to continuously perform telescopic action, meanwhile, the motor 305 drives the rotating shaft 306, so that a plurality of blades 307 rotate, broken and cutting are performed on broken stones around the drill bit body 304, and finally, the drill bit unit is gradually loosened and is separated from the trapped environment.
Referring to fig. 11, the invention further provides a production process of the anti-seize non-magnetic screw drilling tool, which comprises the following steps:
s1: punching the plate material by using a punching machine, and manufacturing the plate material into the filter plate 103;
s2: welding the first electric push rod 107 above the filter plate 103 using a welding gun;
s3: the push plate 108 is mounted at the output end of the first electric push rod 107 by using bolts and is positioned on the same horizontal line with the valve body 104;
s4: welding and fixing the filter plate 103 on the inner wall of the anti-blocking shell 102 through a welding gun;
s5: welding the anti-seize housing 102 below the flow valve 101 so as to communicate with the flow valve 101;
s6: welding and fixing the two second electric pushing rods 202 in the corresponding slots 206, and simultaneously penetrating the output ends of the second electric pushing rods 202 through the sealing gaskets 208 and welding with the plate 201;
s7: penetrating the clamping rod 204 through the expansion block 203 and inserting the clamping rod into the limiting hole 207;
s8: printing out the rotor 110 by a 3D printer, and installing the rotor 110 in the driving body to enable the rotor 110 and the stator 112 to be mutually matched to form a spiral sealing cavity;
s9: fitting one end of the rotor 110 into the sealing sleeve 106, and welding the driving housing 109 and the lower part of the anti-blocking housing 102, wherein the other end of the rotor 110 is welded with the universal shaft 111;
s10: the required drill bit is welded to the end of the cardan shaft 111 remote from the drive housing 109.
The method comprises the steps of punching a plate by using a puncher, manufacturing the plate into the filter plate 103, welding the first electric push rod 107 above the filter plate 103 by using a welding gun, installing the push plate 108 at the output end of the first electric push rod 107 by using a bolt, welding the push plate 108 and the valve body 104 on the same horizontal line so as to facilitate pushing collected hard objects, welding and fixing the filter plate 103 on the inner wall of the anti-seizing shell 102 by using the welding gun, welding the anti-seizing shell 102 below the flow valve 101, enabling the anti-seizing shell to be communicated with the flow valve 101, enabling slurry to flow into the anti-seizing shell 102, welding and fixing two second electric push rods 202 in corresponding grooves 206, enabling the output ends of the second electric push rods 202 to penetrate through sealing gaskets 208 and the plate body 201, enabling the clamping rods 204 to penetrate through the expansion blocks 203 and inserting the limiting holes 207, completing installation and fixing of the plate body 201, enabling the anti-seizing shell to pass through 3D printer, enabling the anti-seizing shell 102 to penetrate through the sealing gaskets 110, enabling the sealing sleeves to be further welded with the other end of the rotor 110 to be far away from the other end of the anti-seizing shell 110, and enabling the sealing sleeve to be further welded with the other end of the anti-seizing shell 110 to be welded with a universal joint shaft, and the end of the anti-seizing shell 110 to be further welded by the universal joint shaft 110, and the end of the anti-seizing shell 110, and the universal joint is further welded with the end of the end-joint sleeve 110.
The foregoing disclosure is only illustrative of one or more preferred embodiments of the present application and is not intended to limit the scope of the claims hereof, as it is to be understood by those skilled in the art that all or part of the process of implementing the described embodiment may be practiced otherwise than as specifically described and illustrated by the appended claims.

Claims (5)

1. An anti-seize non-magnetic screw drilling tool, which comprises a flow valve and is characterized in that,
the anti-blocking device also comprises an anti-blocking component;
the anti-blocking assembly comprises an anti-blocking shell, a filter plate, a pushing unit, a valve body and a driving unit, wherein the anti-blocking shell is communicated with the lower part of the circulation valve, the anti-blocking shell is provided with a storage cavity, the filter plate is fixedly connected with the anti-blocking shell and is positioned in the anti-blocking shell, the pushing unit is arranged above the filter plate, the valve body is arranged on the inner wall of the anti-blocking shell, and the driving unit is arranged at one end, far away from the circulation valve, of the anti-blocking shell;
the anti-sticking non-magnetic screw drilling tool further comprises a discharging assembly, the discharging assembly is arranged on the anti-sticking shell, the discharging assembly comprises a plate body, two second electric push rods, an expanding block and a clamping rod, the anti-sticking shell is provided with an opening and two grooves, the plate body is mutually matched with the opening, the two second electric push rods are respectively arranged in the corresponding grooves, the output ends of the two second electric push rods are fixedly connected with one side of the plate body, the expanding block is fixedly connected with the outer part of the plate body, the plate body is provided with a limiting hole, the clamping rod penetrates through the expanding block and is mutually matched with the limiting hole, the discharging assembly further comprises a sealing gasket and an inclined plate, the sealing gasket is fixedly connected with the plate body and is positioned on one side of the plate body, which is close to the second electric push rods, the sealing gasket is sleeved outside the output ends of the two second electric push rods, and is fixedly connected with the anti-sticking shell and is positioned in the bottom wall of the storage cavity.
2. The anti-seize non-magnetic screw drilling tool as defined in claim 1, wherein,
the anti-blocking assembly further comprises a sealing sleeve, the sealing sleeve is fixedly connected with the anti-blocking shell and is located at one end, far away from the flow valve, of the anti-blocking shell, and one end of the driving unit is arranged on the sealing sleeve.
3. The anti-seize non-magnetic screw drilling tool as defined in claim 2, wherein,
the pushing unit comprises a first electric push rod and a push plate, wherein the first electric push rod is fixedly connected with the filter plate and is positioned above the filter plate, and the push plate is fixedly connected with the output end of the first electric push rod.
4. The anti-seize non-magnetic screw drilling tool as defined in claim 3, wherein,
the driving unit comprises a driving shell, a rotor and a universal shaft, wherein the driving shell is fixedly connected with the anti-jamming shell and is positioned below the anti-jamming shell, one end of the rotor is arranged in the sealing sleeve, the other end of the rotor penetrates through the driving shell and is fixedly connected with the universal shaft, one end, close to the rotor, of the universal shaft is rotatably connected with the driving shell, and a stator is arranged on the inner wall of the driving shell and is mutually matched with the rotor.
5. The production process of the anti-seize nonmagnetic screw drilling tool, which is used for producing the anti-seize nonmagnetic screw drilling tool as claimed in claim 4, and is characterized by comprising the following steps:
punching holes on the plate by using a puncher, and manufacturing the plate into the filter plate;
welding the first electric push rod above the filter plate by using a welding gun;
the push plate is arranged at the output end of the first electric push rod by using a bolt, and is positioned on the same horizontal line with the valve body;
the filter plate is welded and fixed on the inner wall of the anti-blocking shell through a welding gun;
welding the anti-jamming shell below the flow valve to enable the anti-jamming shell to be communicated with the flow valve;
welding and fixing the two second electric push rods in the corresponding grooves, and simultaneously penetrating the output ends of the second electric push rods through the sealing gasket and welding the sealing gasket with the plate body;
penetrating the clamping rod through the expansion block and inserting the clamping rod into the limiting hole;
printing out the rotor through a 3D printer, and installing the rotor in the driving shell to enable the rotor and the stator to be mutually matched to form a spiral sealing cavity;
enabling one end of the rotor to enter the sealing sleeve for adaptation, simultaneously welding the driving shell and the lower part of the anti-blocking shell, and welding the other end of the rotor with the universal shaft;
and the required drill bit is welded and installed at one end of the universal shaft, which is far away from the driving shell.
CN202211024605.5A 2022-08-25 2022-08-25 Anti-seize non-magnetic screw drilling tool and production process thereof Active CN115354959B (en)

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Application Number Priority Date Filing Date Title
CN202211024605.5A CN115354959B (en) 2022-08-25 2022-08-25 Anti-seize non-magnetic screw drilling tool and production process thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202211024605.5A CN115354959B (en) 2022-08-25 2022-08-25 Anti-seize non-magnetic screw drilling tool and production process thereof

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CN115354959B true CN115354959B (en) 2023-05-30

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Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6520271B1 (en) * 2000-10-24 2003-02-18 Leo A. Martini Fluid powered rotary drilling assembly
CN2646504Y (en) * 2003-09-29 2004-10-06 陈公政 Foreign matter block preventing by-pass valve
CN106150387B (en) * 2016-08-25 2020-02-14 天津立林石油机械有限公司 Hinged transmission shaft assembly for screw drill
CN112360335B (en) * 2020-10-09 2021-10-26 盐城市荣嘉机械制造有限公司 Cavity reposition of redundant personnel screw rod bores
CN213627491U (en) * 2020-11-19 2021-07-06 沧州格锐特钻头有限公司 Anti-blocking device for underground power drilling tool
CN215485851U (en) * 2021-06-17 2022-01-11 中国石油天然气集团公司 Screw drilling tool for drilling and accelerating

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