CN105604850A

CN105604850A - Petroleum extracting downhole equipment

Info

Publication number: CN105604850A
Application number: CN201510950335.4A
Authority: CN
Inventors: 徐培钟
Original assignee: Chongqing Beijing Technology Development Co Ltd
Current assignee: Chongqing Beijing Technology Development Co Ltd
Priority date: 2015-12-18
Filing date: 2015-12-18
Publication date: 2016-05-25

Abstract

The invention discloses petroleum extracting downhole equipment, and belongs to a petroleum exploiting technology. A petroleum pumping shell, an upper magnet and a lower magnet are installed in a buoyancy shell of the petroleum extracting downhole device, and foot stands are fixed to one lower face outside the buoyancy shell; the upper magnet and the lower magnet are fixed on the lower portion outside the petroleum pumping shell, and the lower end of the petroleum pumping shell is fixed at the lower end inside the buoyancy shell; a pipe-shaft-type petroleum outlet valve, seal cones and a magnetism-induced piston are installed in the petroleum pumping shell, the lower end of the pipe-shaft-type petroleum outlet valve penetrates through a center hole formed in the upper end of the petroleum pumping shell and then penetrates through the the magnetism-induced piston, and the seal cones can be matched with an internal conical surface to seal or open a petroleum inlet channel and a petroleum outlet channel. The petroleum extracting downhole device is compact in structure and strong in power, floats on the petroleum surface and can automatically rise or fall along with rising or falling of the petroleum surface, and silt and water at the bottom of a petroleum well do not enter a petroleum pump when petroleum is extracted.

Description

Oil extracts equipment in well

Technical field

The present invention relates to technical field of petroleum extraction, relate in particular to a kind of oil that extracts oil on oil face that can swim in and extract equipment in well.

Background technology

Traditional oil that extracts in oil well is all to adopt rocking arm piston hoisting type to extract the oil in oil well. In the process of extraction, because vibrations are large, add the bottom of the oil inlet pipe insertion oil well that extracts oil, cause the oil of extraction all heavier at the content of silt and moisture. For this reason, we have designed the pump of the extraction oil on the oil face that can swim in oil well, and there is no moisture and silt in the oil extracting.

Summary of the invention

The object that the present invention relates to is manufacture and the method thereof for equipment in the oil extraction well of carrying oil on a kind of oil face that can swim in oil well is provided.

For achieving the above object, in oil extraction well of the present invention, equipment mainly comprises hole outside buoyancy shell, oil-feed, upper magnet, lower magnet, pump oilcan, oil-feed endoporus, sealing cone, seals and bore, answer magnetic piston, tubular shaft type delivery valve, conveying connector, magnetic field dispensing controller, electronic remote controller.

Lower part in buoyancy shell is provided with pump oilcan, upper magnet, lower magnet, and below the outside of buoyancy shell, one side is fixed with foot rest, and the lower end of foot rest is lower than the position in the outer hole of oil-feed of buoyancy shell lower end; Lower magnet is fixed on the lower part of pump oilcan outside, and upper magnet is fixed on the upper part of pump oilcan outside, and the lower end of pump oilcan is fixed on the lower end in buoyancy shell.

The circuit that connects upper magnet and lower magnet is connected with magnetic field dispensing controller, the circuit of magnetic field dispensing controller is connected with electronic remote controller, electronic remote controller is connected with insulated electric conductor, and the electronic signal receiver of magnetic field dispensing controller, electronic remote controller and electronic remote controller is arranged in buoyancy shell.

Tubular shaft type delivery valve is installed in pump oilcan, sealing cone, answer magnetic piston, tubular shaft type delivery valve is fixed on the centre bore of one end above of pump oilcan, the lower end of tubular shaft type delivery valve is from the centre bore of the upper end of pump oilcan passes, enter in pump oilcan and enter into the top place that approaches sealing cone after answering magnetic piston, the lower end of tubular shaft type delivery valve is gapped with the top of the sealing cone of sealing oil-feed endoporus, the sealing cone of sealing oil-feed endoporus is arranged on the inner conical surface of oil-feed endoporus the inner, the male cone (strobilus masculinus) of the sealing cone coordinating with the inner conical surface of oil-feed endoporus coordinates with the inner conical surface of the inner internal taper hole of the oil-feed endoporus of the lower end of pump oilcan and can seal or open the oil inlet passage entering in pump oilcan, answer magnetic piston to be arranged in the inner chamber of pump oilcan, and be enclosed within on the face of cylinder of hollow valve body, the part that the upper surface of pump oilcan is exposed in the upper end of tubular shaft type delivery valve is connected with the lower end of carrying connector, carries connector to be fixed on the upper end of buoyancy shell by stretching out hole, carries the upper end of connector to be connected with the pipeline of transfer oil by flexible pipe or telescoping tube.

The material of described buoyancy shell is a type or the material of several types in metal, plastics, nylon, fiberglass, rubber, when buoyancy shell while adopting elastomeric material or after being shaped is soft-shell, can float on pasta will first in use the inner chamber inflation of buoyancy shell; The material of hollow valve body and pump oilcan adopts a type or the material of several types in metal, plastics, nylon and fiberglass; The material of sealing cone adopts a type or the material of several types in metal, plastics, nylon, fiberglass and rubber; The material of answering magnetic piston is the material of the hard to bear magnetic field suction of energy; Carrying the material of connector is a type or the material of several types in metal, plastics, nylon, fiberglass, rubber.

Described buoyancy shell is the hollow cavity that produces buoyancy, the upper end of hollow cavity has He Xian hole, the hole of stretching out, lower end to have the outer hole of oil-feed, lower part in hollow cavity is provided with the parts of installing in lower magnet, upper magnet pump oilcan and pump oilcan, and the upper part in hollow cavity is provided with conveying connector; Lower end in hollow shell coordinates with the lower end of pump oilcan and seals the inner chamber of the lower part of hollow shell, and the outer hole of oil-feed of hollow shell lower end communicates with the oil-feed endoporus of pump oilcan lower end; Stretching out hole is to allow the hole of carrying connector to pass, fix and carry connector by nut, and by carrying connector and sealing gasket and nut seal to stretch out hole; Line hole is the hole that allows insulated electric conductor pass, and by insulated electric conductor and sealed rubber ring potted line hole; When buoyancy shell is put into oil, the buoyancy that buoyancy shell produces can support buoyancy shell and inner parts thereof all wt and on floating on above; When buoyancy shell swims in oil general work, can raise with the rising of oil face, reduce with the reduction of oil face.

The inner chamber of described pump oilcan is cylinder, and the upper end on the center line of inner chamber has centre bore to pass pump oilcan, there is oil-feed endoporus lower end through pump oilcan, has independently passage on the side of centre bore; There is internal taper hole the inner at oil-feed endoporus, and internal taper hole is the hole that has tapering, and the inner conical surface of internal taper hole is sealing surface, and inner conical surface coordinates with the male cone (strobilus masculinus) of sealing cone.

In order to facilitate processing and the assembling of pump oilcan, pump oilcan from upper end or lower end segmental machining recombinant together, or from three sections of processing are punished in top and bottom, recombinant is together pump oilcan.

Described tubular shaft type delivery valve comprises hollow valve body and sealing cone, and hollow valve body is the hollow shaft of hollow pipe-type, and the surface that hollow valve body stretches into the part in pump oilcan is the smooth face of cylinder, and the face of cylinder coordinates with the center hole of answering magnetic piston; There is fuel-displaced sealed end the lower end of hollow valve body, the lower surface of fuel-displaced sealed end is inner conical surface in lower end, the upper surface of hollow valve body, the large end of inner conical surface communicates with the upper end of tubular shaft type delivery valve, small end communicates with the lower end of tubular shaft type delivery valve, and sealing cone is installed on inner conical surface; The inner conical surface of fuel-displaced sealed end coordinates with the male cone (strobilus masculinus) of sealing cone, under the effect of the gravity of boring in sealing, can seal inner conical surface, can open inner conical surface and form passage with the sealing of sealing cone when enter the oil of pressure from the endoporus of hollow valve body lower end.

Described sealing cone is spherical, the spherical of spherical is sealing surface, spherical coordinates with the inner inner conical surface of oil-feed endoporus and can seal oil inlet passage and open the passage into oil, and spherical coordinates with the inner conical surface of fuel-displaced sealed end and can seal oil discharge passage and open oil discharge passage.

The described magnetic piston of answering is columniform iron core, and there is smooth center hole at the position of the center line of columniform iron core, and the periphery of columniform iron core is smooth periphery; The annular groove that has depression in smooth center hole, annular groove is embedded with sealing ring; The annular groove that has depression on smooth periphery, annular groove is embedded with sealing ring; Center hole coordinates with the face of cylinder of hollow valve body and can O-ring cylinder, and can on the face of cylinder of hollow valve body, slide; Periphery coordinates inner chamber that can canned pump oilcan with the inner chamber of pump oilcan, and can in the inner chamber of pump oilcan, slide.

Described upper magnet and lower magnet are the solenoids that can generate an electromagnetic field, and are to pull the power of answering magnetic piston to move up and down.

Described magnetic field control controller is to control the controller that upper magnet and lower magnet generate an electromagnetic field, and is controlling upper magnet and lower magnet circulate time of generating an electromagnetic field and the length of the time that generates an electromagnetic field.

Described electronic remote controller is connect and cut off the contactor generating an electromagnetic field, and comprises the switch sections and the electronic telecontrol part that switch on or off circuit, and electronic telecontrol part comprises remote controller switch and electronic signal receiver; Remote controller switch is carried for staff, is convenient to staff and handles the control circuit that oil extracts the normal work of equipment in well and cuts off equipment in oil extraction well.

Described sealing cone is cone or cone cylinder, and the periphery of cone or cone cylinder is male cone (strobilus masculinus), and male cone (strobilus masculinus) coordinates with inner conical surface.

Described conveying connector is the petroleum pipeline with the integral type of connector and tube connector.

Described oil-feed endoporus be the oil inner chamber that enters pump oilcan through via hole, the upper end of oil-feed endoporus is that inner, lower end is outer end.

Described foot rest is the supporter that supports equipment in oil extraction well, there is the load-bearing piece of horizontal independent load-bearing piece or annular the lower end of supporter, the independent load-bearing piece of every a slice is in the lower end of a foot rest, and the load-bearing piece of annular is cascaded the foot rest lower end of equipment in same oil extraction well.

Described oil extracts equipment in well, extracting in the process of oil, does not have return spring in the valve of control oil-feed and in fuel-displaced valve. When fuel-displaced, the gravity that adopts sealing cone automatically declines return and closes oil inlet passage and seal, and adopts pressure to open the oil discharge passage outside oil rear pump oilcan; When oil-feed, the gravity that adopts sealing cone automatically declines return and closes oil discharge passage and seal, and adopts suction to open oil and enters the passage in pump oilcan.

In order to ensure that oil extracts equipment in well and can normally work, adopt connection and the cut-out of the connecting circuit of electronic remote controller control upper magnet and lower magnet.

In order to ensure that buoyancy shell can keep shape and be not easy distortion, manufactures the skeleton that has support in the inner chamber of buoyancy shell.

In order to ensure that oil can normally enter in the outer hole of oil-feed, the center of gravity of buoyancy shell is manufactured on the position near the outer hole of oil-feed.

For oil can be entered in pump oilcan, the outer hole of oil-feed that swims in the buoyancy shell on oil face must be slipped into the following oil pump of oil face and can normally work.

To there is no silt and moisture in order ensureing to enter in the oil in oil pump, when hole approaches the bottom of oil well outside oil-feed, to adopt foot rest to support buoyancy shell the bottom of the outer hole of oil-feed and oil well is maintained a certain distance.

In order to reduce resistance in the time answering magnetic piston stroking upward, be provided with passage in the upper end of pump oilcan, passage can make the inner chamber of pump oilcan communicate with the inner chamber of buoyancy shell.

For make to answer magnetic piston in driving pump oilcan answer oil below magnetic piston to enter tubular shaft type delivery valve after can get back to smoothly the top in pump oilcan, adopt upper magnet as pulling the power of answering magnetic piston stroking upward.

When use, oil is extracted to equipment in well and be put in the oil in oil well, the outer hole of oil-feed and oil-feed endoporus go deep in oil, the upper part emersion oil face of buoyancy shell. press the starting button of remote controller switch, electronic signal receiver receives the circuit of connecting electronic remote controller and magnetic field control controller after initiating signal, the power-on circuit that magnetic field control controller is connected upper magnet generates an electromagnetic field, the attraction that electromagnetic field produces pulls answers magnetic piston to move up, now, sealing cone descending inner conical surface fuel-displaced sealed end under the effect of the gravity of self in hollow valve body is shut and makes oil not return to the inner chamber of pump oilcan, while answering magnetic piston stroking upward, the cavity below magnetic piston of answering in pump oilcan has produced pull of vacuum, pull of vacuum is inhaled the moving sealing cone coordinating with the inner conical surface of oil-feed endoporus and is separated with the inner conical surface of oil-feed endoporus, oil aperture from oil-feed is crossed oil-feed endoporus, enter again the inner chamber of pump oilcan through the inner conical surface of oil-feed endoporus the inner. when answering magnetic piston stroking upward and moving to the top of inner chamber of pump oilcan, the attraction of the electromagnetic field that the power-on circuit of magnetic field control controller connection lower magnet produces pulls answers magnetic piston to move down, now, the sealing coordinating with the inner conical surface of oil-feed endoporus is bored the inner conical surface gluing, sealing of descending under the effect of self gravitation and oil-feed endoporus and is closed oil inlet passage, oil while answering magnetic descent of piston in driving pump oilcan and make oil produce internal pressure, the inner conical surface that the oil that has pressure enters fuel-displaced sealed end from the lower end of hollow valve body upwards wash open with the sealing cone displacement of the inner conical surface sealing of fuel-displaced sealed end continuation up, enter and carry in connector from the upper end of hollow valve body, again from carrying connector to be transported to the container of oil pipeline or transport oil through piping. while answering magnetic piston to go downwards to the bottom of inner chamber of pump oilcan under the pulling of the attraction of the electromagnetic field of lower magnet generation, the power-on circuit of connecting again upper magnet after the power-on circuit of magnetic field control controller disconnection lower magnet generates an electromagnetic field again, the magnetic field diminishes of lower magnet, now, the sealing coordinating with the inner conical surface of fuel-displaced sealed end is bored descending inner conical surface is shut under the effect of the gravity of self and is made oil not return to the inner chamber of pump oilcan, the electromagnetic field that the energising of upper magnet produces afterwards pulls answers magnetic piston stroking upward and makes the cavity below magnetic piston of answering in pump oilcan produce pull of vacuum, the sealing cone coordinating with the inner conical surface of oil-feed endoporus under the effect of pull of vacuum separates with the inner conical surface of oil-feed endoporus, carry out the second oil suction of taking turns and pump oil. so connection of circulation and cut off the power-on circuit of lower magnet and upper magnet, constantly goes out oil pump and is transported in the container of oil pipeline or transport oil. in the process of taking out oil, buoyancy shell can automatically raise or reduce with the rising of oil face or reduction. in the process of operation of oil pump, answer magnetic piston in the time that the inner chamber of pump oilcan moves up and down, air, from the inner chamber of passage turnover pump oilcan, reduces to answer the working resistance of magnetic piston.

Oil extracts a manufacture method for equipment in well, it is characterized in that:

During fabrication, buoyancy shell adopts a type or the material manufacture of several types in metal, plastics, nylon, fiberglass, rubber, when buoyancy shell while adopting elastomeric material to manufacture or after manufacture shaping is soft-shell, make it float on pasta will first in use the inner chamber inflation of buoyancy shell; Hollow valve body and pump oilcan adopt a type or the material manufacture of several types in metal, plastics, nylon and fiberglass; Sealing cone adopts a type or the material manufacture of several types in metal, plastics, nylon, fiberglass and rubber; Answer magnetic piston to adopt the material manufacture of the hard to bear magnetic field suction of energy; Carry connector to adopt a type or the material manufacture of several types in metal, plastics, nylon, fiberglass, rubber.

Buoyancy shell creates the hollow cavity that produces buoyancy, manufacture the upper end of hollow cavity He Xian hole, the hole of stretching out, manufacture lower end the outer hole of oil-feed, stretch out hole and create the hole that allows conveying connector pass, fix and carry connector by nut, and by carrying connector and sealing gasket and nut seal to stretch out hole; Line hole creates the hole that allows insulated electric conductor pass, and by insulated electric conductor and sealed rubber ring potted line hole; Lower part in hollow cavity is provided with the parts of installing in lower magnet, upper magnet pump oilcan and pump oilcan, and the upper part in hollow cavity is provided with conveying connector; Lower end in hollow shell coordinates with the lower end of pump oilcan and seals the inner chamber of the lower part of hollow shell, and the outer hole of oil-feed of hollow shell lower end communicates with the oil-feed endoporus of pump oilcan lower end.

For convenient for assembly, during fabrication, buoyancy shell, from the place of middle shape maximum is divided into two parts manufacture, recombinant is together for buoyancy shell.

The inner chamber of pump oilcan creates cylindrical cavity, and manufacture the upper end on the center line of inner chamber has centre bore to pass pump oilcan, lower end manufacture has oil-feed endoporus through pump oilcan, manufactures and has independently passage on the side of centre bore; Having circular internal taper hole, internal taper hole in the inner of oil-feed endoporus manufacture is the hole that has tapering, and the inner conical surface of internal taper hole creates sealing surface, and inner conical surface coordinates with the male cone (strobilus masculinus) of sealing cone.

In order to facilitate processing and the assembling of pump oilcan, pump oilcan during fabrication, pump oilcan from upper end or lower end segmentation manufacture recombinant together, or from three sections of manufactures are punished in top and bottom, recombinant is together pump oilcan.

Sealing cone creates spherical, the spherical of spherical creates sealing surface, the inner inner conical surface of spherical and oil-feed endoporus coordinates and can seal oil inlet passage and open the passage into oil, and spherical coordinates with the inner conical surface of fuel-displaced sealed end and can seal oil discharge passage and open oil discharge passage.

Tubular shaft type delivery valve creates hollow valve body and sealing cone two parts, hollow valve body creates the hollow shaft of hollow pipe-type, the surface that hollow valve body stretches into the part in pump oilcan creates the smooth face of cylinder, and the face of cylinder coordinates with the center hole of answering magnetic piston; Manufacture the lower end of hollow valve body fuel-displaced sealed end, lower end, upper surface that the lower surface of fuel-displaced sealed end is manufactured on hollow valve body create inner conical surface, the large end of inner conical surface communicates with the upper end of tubular shaft type delivery valve, small end communicates with the lower end of tubular shaft type delivery valve, and sealing cone is installed on inner conical surface; The inner conical surface of fuel-displaced sealed end coordinates with the male cone (strobilus masculinus) of sealing cone, under the effect of the gravity of boring in sealing, can seal inner conical surface, can open inner conical surface and form passage with the sealing of sealing cone when enter the oil of pressure from the endoporus of hollow valve body lower end.

Answer magnetic piston to create columniform iron core, manufacture at the position of the center line of columniform iron core smooth center hole, and the periphery of columniform iron core creates smooth periphery; In smooth center hole, manufacture the annular groove that has depression, annular groove is embedded with sealing ring; On smooth periphery, manufacture the annular groove that has depression, annular groove is embedded with sealing ring; Center hole coordinates with the face of cylinder of hollow valve body and can O-ring cylinder, and can on the face of cylinder of hollow valve body, slide; Periphery coordinates inner chamber that can canned pump oilcan with the inner chamber of pump oilcan, and can in the inner chamber of pump oilcan, slide.

Upper magnet and lower magnet create the solenoid that can generate an electromagnetic field.

Control controller in magnetic field creates controls the controller that upper magnet and lower magnet generate an electromagnetic field, and is controlling upper magnet and lower magnet circulate time of generating an electromagnetic field and the length of the time that generates an electromagnetic field.

Electronic remote controller creates to be connected and cuts off the contactor generating an electromagnetic field, and comprises the switch sections and the electronic telecontrol part that switch on or off circuit, and electronic telecontrol part comprises remote controller switch and electronic signal receiver.

Sealing cone creates cone or cone cylinder, and the periphery of cone or cone cylinder creates male cone (strobilus masculinus), and male cone (strobilus masculinus) coordinates with inner conical surface.

Carry connector to create the petroleum pipeline with the integral type of connector and tube connector.

Oil-feed endoporus create oil enter pump oilcan inner chamber through via hole, the upper end of oil-feed endoporus creates the inner, lower end creates outer end.

Foot rest creates the supporter that supports equipment in oil extraction well, the load-bearing piece that has horizontal independent load-bearing piece or annular is manufactured in the lower end of supporter, the independent load-bearing piece of every a slice is in the lower end of a foot rest, and the load-bearing piece of annular is cascaded the foot rest lower end of equipment in same oil extraction well.

In order to reduce resistance in the time answering magnetic piston stroking upward, manufacture and have passage, passage can make the inner chamber of pump oilcan communicate with the inner chamber of buoyancy shell in the upper end of pump oilcan.

Lower part in buoyancy shell is provided with pump oilcan, upper magnet, lower magnet, and below the outside of buoyancy shell, one side is fixed with foot rest, and the lower end of foot rest is lower than the position in the outer hole of oil-feed of buoyancy shell lower end, lower magnet is fixed on the lower part of pump oilcan outside, and upper magnet is fixed on the upper part of pump oilcan outside, and the lower end of pump oilcan is fixed on the lower end in buoyancy shell. the circuit that connects upper magnet and lower magnet is connected with magnetic field dispensing controller, the circuit of magnetic field dispensing controller is connected with electronic remote controller, electronic remote controller is connected with insulated electric conductor, and the electronic signal receiver of magnetic field dispensing controller, electronic remote controller and electronic remote controller is arranged in buoyancy shell. tubular shaft type delivery valve is installed in pump oilcan, sealing cone, answer magnetic piston, tubular shaft type delivery valve is fixed on the centre bore of one end above of pump oilcan, the lower end of tubular shaft type delivery valve is from the centre bore of the upper end of pump oilcan passes, enter in pump oilcan and enter into the top place that approaches sealing cone after answering magnetic piston, the lower end of tubular shaft type delivery valve is gapped with the top of the sealing cone of sealing oil-feed endoporus, the sealing cone of sealing oil-feed endoporus is arranged on the inner conical surface of oil-feed endoporus the inner, the male cone (strobilus masculinus) of the sealing cone of sealing oil-feed endoporus coordinates with the inner conical surface of the inner internal taper hole of the oil-feed endoporus of the lower end of pump oilcan and can seal or open the oil inlet passage entering in pump oilcan, answer magnetic piston to be arranged in the inner chamber of pump oilcan, and be enclosed within on the face of cylinder of hollow valve body, the part that the upper surface of pump oilcan is exposed in the upper end of tubular shaft type delivery valve is connected with the lower end of carrying connector, carries connector to be fixed on the upper end of buoyancy shell by stretching out hole, carries the upper end of connector to be connected with the pipeline of transfer oil by flexible pipe or telescoping tube.

Oil of the present invention extracts compact conformation, the powerful of equipment in well, swims on oil face, can automatically raise or reduce with the rising of oil face or reduction, and while taking out oil, the silt of the bottom of oil well and moisture do not enter in oil pump; The market prospects of industrialization are good, commercial value is high, manufacture and use all very convenient.

Brief description of the drawings

Fig. 1 is the overall structure schematic diagram that oil extracts equipment in well.

Shown in figure: buoyancy shell 1, foot rest 2, oil-feed outer hole 3, pump oilcan 4, hollow valve body 5, answer magnetic piston 6, passage 7, sealing cone 8, carry connector 9, lower magnet 11, upper magnet 13.

Detailed description of the invention

Oil of the present invention extracts equipment in well and mainly comprises buoyancy shell 1, the outer hole 3 of oil-feed, upper magnet, lower magnet, pump oilcan 4, oil-feed endoporus 11, sealing cone 8, sealing cone, answers magnetic piston, tubular shaft type delivery valve, carries connector 9, magnetic field dispensing controller, electronic remote controller.

Lower part in buoyancy shell 1 is provided with pump oilcan 4, upper magnet and lower magnet, and below the outside of buoyancy shell 1, one side is fixed with foot rest 2, and the lower end of foot rest 2 is lower than the position in the outer hole 3 of oil-feed of buoyancy shell 1 lower end; Lower magnet 11 is fixed on the lower part of pump oilcan 4 outsides, and upper magnet 13 is fixed on the upper part of pump oilcan 4 outsides, and the lower end of pump oilcan 4 is fixed on the lower end in buoyancy shell 1.

The circuit that connects upper magnet and lower magnet is connected with magnetic field dispensing controller, the circuit of magnetic field dispensing controller is connected with electronic remote controller, electronic remote controller is connected with insulated electric conductor, and the electronic signal receiver of magnetic field dispensing controller, electronic remote controller and electronic remote controller is arranged in buoyancy shell 1.

Tubular shaft type delivery valve is installed in pump oilcan 4, sealing cone 8, answer magnetic piston 6, tubular shaft type delivery valve is fixed on the centre bore of one end above of pump oilcan 4, the lower end of tubular shaft type delivery valve is from the centre bore of the upper end of pump oilcan 4 passes, enter in pump oilcan 4 and enter into the top place that approaches sealing cone 8 after answering magnetic piston 6, the lower end of tubular shaft type delivery valve is gapped with the top of the sealing cone 8 of sealing oil-feed endoporus 11, the sealing cone 8 of sealing oil-feed endoporus 11 is arranged on the inner conical surface of oil-feed endoporus 11 the inners, the male cone (strobilus masculinus) of the sealing cone 8 coordinating with the inner conical surface of oil-feed endoporus 11 coordinates with the inner conical surface of the inner internal taper hole of the oil-feed endoporus 11 of the lower end of pump oilcan 4 and can seal or open the oil inlet passage entering in pump oilcan 4, answer magnetic piston 6 to be arranged in the inner chamber of pump oilcan 4, and be enclosed within on the face of cylinder of hollow valve body 5, the part that the upper surface of pump oilcan 4 is exposed in the upper end of tubular shaft type delivery valve is connected with the lower end of carrying connector 9, carry connector 9 to be fixed on the upper end of buoyancy shell 1 by stretching out hole, carry the upper end of connector 9 to be connected with the pipeline of transfer oil by flexible pipe or telescoping tube.

The material of described buoyancy shell 1 is a type or the material of several types in metal, plastics, nylon, fiberglass, rubber, when buoyancy shell 1 while adopting elastomeric material or after being shaped is soft-shell, can float on pasta will first in use the inner chamber inflation of buoyancy shell 1; The material of hollow valve body 5 and pump oilcan 4 adopts a type or the material of several types in metal, plastics, nylon and fiberglass; The material of sealing cone 8 adopts a type or the material of several types in metal, plastics, nylon, fiberglass and rubber; The material of answering magnetic piston 6 is materials of the hard to bear magnetic field suction of energy; Carrying the material of connector 9 is a type or materials of several types in metal, plastics, nylon, fiberglass, rubber.

Described buoyancy shell 1 is the hollow cavity that produces buoyancy, the upper end of hollow cavity has He Xian hole, the hole of stretching out, lower end to have the outer hole 3 of oil-feed, lower part in hollow cavity is provided with the parts of lower magnet 11, upper magnet 13 pump oilcans 4 and the 4 interior installations of pump oilcan, and the upper part in hollow cavity is provided with carries connector 9; Lower end in hollow shell coordinates with the lower end of pump oilcan 4 and seals the inner chamber of the lower part of hollow shell, and the outer hole 3 of oil-feed of hollow shell lower end communicates with the oil-feed endoporus 11 of pump oilcan 4 lower ends; Stretching out hole is to allow the hole of carrying connector 9 to pass, fix and carry connector 9 by nut, and by carrying connector 9 and sealing gasket and nut seal to stretch out hole; Line hole is the hole that allows insulated electric conductor pass, and by insulated electric conductor and sealed rubber ring potted line hole; When buoyancy shell 1 is put into oil, the buoyancy that buoyancy shell 1 produces can support buoyancy shell 1 and inner parts thereof all wt and on floating on above; When buoyancy shell 1 swims in oil general work, can raise with the rising of oil face, reduce with the reduction of oil face.

The inner chamber of described pump oilcan 4 is cylinders, and the upper end on the center line of inner chamber has centre bore to pass pump oilcan 4, there is oil-feed endoporus 11 lower end through pump oilcan 4, has independently passage 7 on the side of centre bore; There is internal taper hole the inner at oil-feed endoporus 11, and internal taper hole is the hole that has tapering, and the inner conical surface of internal taper hole is sealing surface, and inner conical surface coordinates with the male cone (strobilus masculinus) of sealing cone 8.

Described tubular shaft type delivery valve comprises hollow valve body 5 and sealing cone 8, and hollow valve body 5 is hollow shafts of hollow pipe-type, and the surface that hollow valve body 5 stretches into the part in pump oilcan 4 is the smooth face of cylinder, and the face of cylinder coordinates with the center hole of answering magnetic piston 6; There is fuel-displaced sealed end the lower end of hollow valve body 5, the lower surface of fuel-displaced sealed end is inner conical surfaces in lower end, the upper surface of hollow valve body 5, the large end of inner conical surface communicates with the upper end of tubular shaft type delivery valve, small end communicates with the lower end of tubular shaft type delivery valve, and sealing cone 8 is installed on inner conical surface; The inner conical surface of fuel-displaced sealed end coordinates with the male cone (strobilus masculinus) of sealing cone, under the effect of gravity that seals cone 8, can seal inner conical surface, can open inner conical surface and form passage with the sealing of sealing cone 8 when enter the oil of pressure from the endoporus of hollow valve body 5 lower ends.

Described sealing cone 8 is sphericals, the spherical of spherical is sealing surface, spherical coordinates with the inner inner conical surface of oil-feed endoporus 11 and can seal oil inlet passage and open the passage into oil, and spherical coordinates with the inner conical surface of fuel-displaced sealed end and can seal oil discharge passage and open oil discharge passage.

The described magnetic piston 6 of answering is columniform iron cores, and there is smooth center hole at the position of the center line of columniform iron core, and the periphery of columniform iron core is smooth periphery; The annular groove that has depression in smooth center hole, annular groove is embedded with sealing ring; The annular groove that has depression on smooth periphery, annular groove is embedded with sealing ring; Center hole coordinates with the face of cylinder of hollow valve body 5 and can O-ring cylinder, and can on the face of cylinder of hollow valve body 5, slide; Periphery coordinates inner chamber that can canned pump oilcan 4 with the inner chamber of pump oilcan 4, and can in the inner chamber of pump oilcan 4, slide.

Described upper magnet and lower magnet are the solenoids that can generate an electromagnetic field, and are to pull the power of answering magnetic piston to move up and down;

Described sealing cone is cone or cone cylinder, and the periphery of cone or cone cylinder is male cone (strobilus masculinus), and male cone (strobilus masculinus) coordinates with inner conical surface;

Described conveying connector 9 is the petroleum pipelines with the integral type of connector and tube connector;

Described oil-feed endoporus 11 be the oil inner chamber that enters pump oilcan 4 through via hole, the upper end of oil-feed endoporus 11 is that inner, lower end is outer end.

Described foot rest 2 is the supporters that support equipment in oil extraction well, there is the load-bearing piece of horizontal independent load-bearing piece or annular the lower end of supporter, the independent load-bearing piece of every a slice is in the lower end of a foot rest 2, and the load-bearing piece of annular is cascaded foot rest 2 lower ends of equipment in same oil extraction well.

Described oil extracts equipment in well, extracting in the process of oil, does not have return spring in the valve of control oil-feed and in fuel-displaced valve; When fuel-displaced, the gravity that adopts sealing cone 8 automatically declines return and closes oil inlet passage and seal, and adopts pressure to open the oil discharge passage outside oil rear pump oilcan; When oil-feed, the gravity that adopts sealing cone 8 automatically declines return and closes oil discharge passage and seal, and adopts suction to open oil and enters the passage in pump oilcan.

In order to ensure that oil extracts equipment in well and can normally work, adopt connection and the cut-out of the connecting circuit of electronic remote controller control upper magnet and lower magnet;

In order to ensure that buoyancy shell 1 can keep shape and be not easy distortion, manufactures the skeleton that has support in the inner chamber of buoyancy shell 1;

In order to ensure that oil can normally enter in the outer hole 3 of oil-feed, the center of gravity of buoyancy shell 1 is manufactured on the position near the outer hole 3 of oil-feed;

For oil can be entered in pump oilcan 4, the outer hole 3 of oil-feed that swims in the buoyancy shell 1 on oil face must be slipped into the following oil pump of oil face and can normally work;

To there is no silt and moisture in order ensureing to enter in the oil in oil pump, when hole 3 approaches the bottom of oil well outside oil-feed, to adopt foot rest 2 to support buoyancy shell 1 the outer hole 3 of oil-feed is maintained a certain distance with the bottom of oil well;

In order to reduce resistance in the time answering magnetic piston 6 up, be provided with passage 7 in the upper end of pump oilcan 4, passage 7 can make the inner chamber of pump oilcan 4 communicate with the inner chamber of buoyancy shell 1;

For make to answer magnetic piston 6 in driving pump oilcan 4 answer oil below magnetic piston 6 to enter tubular shaft type delivery valve after can get back to smoothly the top in pump oilcan 4, adopt upper magnet 13 as pulling the power of answering magnetic piston 6 up.

When use, oil is extracted to equipment in well and be put in the oil in oil well, the outer hole 3 of oil-feed and oil-feed endoporus 11 go deep in oil, the upper part emersion oil face of buoyancy shell 1. press the starting button of remote controller switch, electronic signal receiver receives the circuit of connecting electronic remote controller and magnetic field control controller after initiating signal, the power-on circuit that magnetic field control controller is connected upper magnet 13 generates an electromagnetic field, the attraction that electromagnetic field produces pulls answers magnetic piston 6 to move up, now, under the effect of sealing cone 8 gravity at self in hollow valve body 5, the descending inner conical surface fuel-displaced sealed end is shut and makes oil not return to the inner chamber of pump oilcan 4, while answering magnetic piston 6 up, the cavity below magnetic piston 6 of answering in pump oilcan 4 has produced pull of vacuum, pull of vacuum is inhaled the moving sealing cone 8 coordinating with the inner conical surface of oil-feed endoporus 11 and is separated with the inner conical surface of oil-feed endoporus 11, oil is hole 3 process oil-feed endoporus 11 from oil-feed, enter again the inner chamber of pump oilcan 4 through the inner conical surface of oil-feed endoporus 11 the inners. answer magnetic piston 6 up and while moving to the top of inner chamber of pump oilcan 4, the attraction of the electromagnetic field that the power-on circuit of magnetic field control controller connection lower magnet 11 produces pulls answers magnetic piston 6 to move down, now, the sealing cone 8 coordinating with the inner conical surface of oil-feed endoporus 11 is descending under the effect of self gravitation closes oil inlet passage with the inner conical surface gluing, sealing of oil-feed endoporus 11, oil while answering magnetic piston 6 descending in driving pump oilcan 4 and make oil produce internal pressure, the inner conical surface that the oil that has pressure enters fuel-displaced sealed end from the lower end of hollow valve body 5 upwards wash open with sealing cone 8 displacements of the inner conical surface sealing of fuel-displaced sealed end continuation up, enter and carry in connector 9 from the upper end of hollow valve body 5, again from carrying connector 9 to be transported to the container of oil pipeline or transport oil through piping. answer while going downwards to the bottom of inner chamber of pump oilcan 4 under the pulling of attraction of the electromagnetic field that magnetic piston 6 produces at lower magnet 11, the power-on circuit of connecting again upper magnet 13 after the power-on circuit of magnetic field control controller disconnection lower magnet 11 generates an electromagnetic field again, the magnetic field diminishes of lower magnet 11, now, descending inner conical surface is shut under the effect of sealing cone 8 gravity at self that coordinate with the inner conical surface of fuel-displaced sealed end and make oil not return to the inner chamber of pump oilcan 4, the electromagnetic field that the energising of upper magnet 13 produces afterwards pulls answers magnetic piston 6 up and make the cavity below magnetic piston 6 of answering in pump oilcan 4 produce pull of vacuum, the sealing cone 8 coordinating with the inner conical surface of oil-feed endoporus 11 under the effect of pull of vacuum separates with the inner conical surface of oil-feed endoporus 11, carry out the second oil suction of taking turns and pump oil. so connection of circulation and cut off the power-on circuit of lower magnet 11 and upper magnet 13, constantly goes out oil pump and is transported in the container of oil pipeline or transport oil. in the process of taking out oil, buoyancy shell 1 can automatically raise or reduce with the rising of oil face or reduction. in the process of operation of oil pump, answer magnetic piston 6 in the time that the inner chamber of pump oilcan 4 moves up and down, air passes in and out the inner chamber of pump oilcan 4 from passage 7, reduce to answer the working resistance of magnetic piston 6.

Claims

1. oil extracts an equipment in well, it is characterized in that: described oil extracts equipment in well and comprises buoyancy shell (1), the outer hole (3) of oil-feed, upper magnet, lower magnet, pump oilcan (4), oil-feed endoporus (11), sealing cone (8), sealing cone, answers magnetic piston, tubular shaft type delivery valve, carries connector (9), magnetic field dispensing controller, electronic remote controller;

Lower part in buoyancy shell (1) is provided with pump oilcan (4), upper magnet and lower magnet, below the outside of buoyancy shell (1), one side is fixed with foot rest (2), and the lower end of foot rest (2) is lower than the position in the outer hole (3) of oil-feed of buoyancy shell (1) lower end; Lower magnet (11) is fixed on the lower part of pump oilcan (4) outside, upper magnet (13) is fixed on the upper part of pump oilcan (4) outside, and the lower end of pump oilcan (4) is fixed on the lower end in buoyancy shell (1);

The circuit that connects upper magnet and lower magnet is connected with magnetic field dispensing controller, the circuit of magnetic field dispensing controller is connected with electronic remote controller, electronic remote controller is connected with insulated electric conductor, and the electronic signal receiver of magnetic field dispensing controller, electronic remote controller and electronic remote controller is arranged in buoyancy shell (1);

In pump oilcan (4), tubular shaft type delivery valve is installed, sealing cone (8), answer magnetic piston (6), tubular shaft type delivery valve is fixed on the centre bore of one end above of pump oilcan (4), the lower end of tubular shaft type delivery valve is from the centre bore of the upper end of pump oilcan (4) passes, enter in pump oilcan (4) and enter into the top place that approaches sealing cone (8) after answering magnetic piston (6), the lower end of tubular shaft type delivery valve is gapped with the top of the sealing cone (8) of sealing oil-feed endoporus (11), the sealing cone (8) of sealing oil-feed endoporus (11) is arranged on the inner inner conical surface of oil-feed endoporus (11), the sealing cone male cone (strobilus masculinus) of (8) coordinating with the inner conical surface of oil-feed endoporus (11) coordinates with the inner conical surface of the inner internal taper hole of the oil-feed endoporus (11) of the lower end of pump oilcan (4) and can seal or open and enter the interior oil inlet passage of pump oilcan (4), answer magnetic piston (6) to be arranged in the inner chamber of pump oilcan (4), and be enclosed within on the face of cylinder of hollow valve body (5), the part that the upper surface of pump oilcan (4) is exposed in the upper end of tubular shaft type delivery valve is connected with the lower end of carrying connector (9), carry connector (9) to be fixed on the upper end of buoyancy shell (1) by stretching out hole, carry the upper end of connector (9) to be connected with the pipeline of transfer oil by flexible pipe or telescoping tube,

The material of described buoyancy shell (1) is a type or the material of several types in metal, plastics, nylon, fiberglass, rubber, when buoyancy shell (1) while adopting elastomeric material or after being shaped is soft-shell, can float on pasta will first in use the inner chamber inflation of buoyancy shell (1); The material of hollow valve body (5) and pump oilcan (4) adopts a type or the material of several types in metal, plastics, nylon and fiberglass; The material of sealing cone (8) adopts a type or the material of several types in metal, plastics, nylon, fiberglass and rubber; The material of answering magnetic piston (6) is the material of the hard to bear magnetic field suction of energy; Carrying the material of connector (9) is a type or the material of several types in metal, plastics, nylon, fiberglass, rubber;

Described buoyancy shell (1) is the hollow cavity that produces buoyancy, the upper end of hollow cavity has He Xian hole, the hole of stretching out, lower end to have the outer hole (3) of oil-feed, lower part in hollow cavity is provided with the parts of installing in lower magnet (11), upper magnet (13) pump oilcan (4) and pump oilcan (4), and the upper part in hollow cavity is provided with carries connector (9); Lower end in hollow shell coordinates with the lower end of pump oilcan (4) and seals the inner chamber of the lower part of hollow shell, and the outer hole (3) of oil-feed of hollow shell lower end communicates with the oil-feed endoporus (11) of pump oilcan (4) lower end; Stretching out hole is to allow the hole of carrying connector (9) to pass, fix and carry connector (9) by nut, and by carrying connector (9) and sealing gasket and nut seal to stretch out hole; Line hole is the hole that allows insulated electric conductor pass, and by insulated electric conductor and sealed rubber ring potted line hole; When buoyancy shell (1) is put into oil, the buoyancy that buoyancy shell (1) produces can support buoyancy shell (1) and inner parts thereof all wt and on floating on above; When buoyancy shell (1) swims in oil general work, can raise with the rising of oil face, reduce with the reduction of oil face;

The inner chamber of described pump oilcan (4) is cylinder, upper end on the center line of inner chamber has centre bore to pass pump oilcan (4), there is oil-feed endoporus (11) lower end through pump oilcan (4), has independently passage (7) on the side of centre bore; There is internal taper hole the inner at oil-feed endoporus (11), and internal taper hole is the hole that has tapering, and the inner conical surface of internal taper hole is sealing surface, and inner conical surface coordinates with the male cone (strobilus masculinus) of sealing cone (8);

In order to facilitate processing and the assembling of pump oilcan, pump oilcan from upper end or lower end segmental machining recombinant together, or from three sections of processing are punished in top and bottom, recombinant is together pump oilcan;

Described tubular shaft type delivery valve comprises hollow valve body (5) and sealing cone (8), hollow valve body (5) is the hollow shaft of hollow pipe-type, the surface that hollow valve body (5) stretches into the part in pump oilcan (4) is the smooth face of cylinder, and the face of cylinder coordinates with the center hole of answering magnetic piston (6); There is fuel-displaced sealed end the lower end of hollow valve body (5), the lower surface of fuel-displaced sealed end is inner conical surface in lower end, the upper surface of hollow valve body (5), the large end of inner conical surface communicates with the upper end of tubular shaft type delivery valve, small end communicates with the lower end of tubular shaft type delivery valve, and sealing cone (8) is installed on inner conical surface; The inner conical surface of fuel-displaced sealed end coordinates with the male cone (strobilus masculinus) of sealing cone, under the effect of gravity that seals cone (8), can seal inner conical surface, when enter the oil of pressure from the endoporus of hollow valve body (5) lower end, can open inner conical surface and bore the sealing of (8) and form passage with sealing;

Described sealing cone (8) is spherical, the spherical of spherical is sealing surface, spherical coordinates with the inner inner conical surface of oil-feed endoporus (11) and can seal oil inlet passage and open the passage into oil, and spherical coordinates with the inner conical surface of fuel-displaced sealed end and can seal oil discharge passage and open oil discharge passage;

The described magnetic piston (6) of answering is columniform iron core, and there is smooth center hole at the position of the center line of columniform iron core, and the periphery of columniform iron core is smooth periphery; The annular groove that has depression in smooth center hole, annular groove is embedded with sealing ring; The annular groove that has depression on smooth periphery, annular groove is embedded with sealing ring; Center hole coordinates with the face of cylinder of hollow valve body (5) and can O-ring cylinder, and can on the face of cylinder of hollow valve body (5), slide; Periphery coordinates inner chamber that can canned pump oilcan (4) with the inner chamber of pump oilcan (4), and can in the inner chamber of pump oilcan (4), slide;

Described magnetic field control controller is to control the controller that upper magnet and lower magnet generate an electromagnetic field, and is controlling upper magnet and lower magnet circulate time of generating an electromagnetic field and the length of the time that generates an electromagnetic field;

Described electronic remote controller is connect and cut off the contactor generating an electromagnetic field, and comprises the switch sections and the electronic telecontrol part that switch on or off circuit, and electronic telecontrol part comprises remote controller switch and electronic signal receiver; Remote controller switch is carried for staff, is convenient to staff and handles the control circuit that oil extracts the normal work of equipment in well and cuts off equipment in oil extraction well;

Described conveying connector (9) is the petroleum pipeline with the integral type of connector and tube connector;

Described oil-feed endoporus (11) be the oil inner chamber that enters pump oilcan (4) through via hole, the upper end of oil-feed endoporus (11) is that inner, lower end is outer end;

Described foot rest (2) is the supporter that supports equipment in oil extraction well, there is the load-bearing piece of horizontal independent load-bearing piece or annular the lower end of supporter, the independent load-bearing piece of every a slice is in the lower end of a foot rest (2), and the load-bearing piece of annular is cascaded foot rest (2) lower end of equipment in same oil extraction well;

Described oil extracts equipment in well, extracting in the process of oil, does not have return spring in the valve of control oil-feed and in fuel-displaced valve; When fuel-displaced, the gravity that adopts sealing cone (8) automatically declines return and closes oil inlet passage and seal, and adopts pressure to open the oil discharge passage outside oil rear pump oilcan; When oil-feed, the gravity that adopts sealing cone (8) automatically declines return and closes oil discharge passage and seal, and adopts suction to open oil and enters the passage in pump oilcan;

When use, oil is extracted to equipment in well and be put in the oil in oil well, the outer hole (3) of oil-feed and oil-feed endoporus (11) go deep in oil, the upper part emersion oil face of buoyancy shell (1), press the starting button of remote controller switch, electronic signal receiver receives the circuit of connecting electronic remote controller and magnetic field control controller after initiating signal, the power-on circuit that magnetic field control controller is connected upper magnet (13) generates an electromagnetic field, the attraction that electromagnetic field produces pulls answers magnetic piston (6) to move up, now, sealing cone (8) descending inner conical surface fuel-displaced sealed end under the effect of the gravity of self in hollow valve body (5) is shut and makes oil not return to the inner chamber of pump oilcan (4), while answering magnetic piston (6) up, the cavity below magnetic piston (6) of answering in pump oilcan (4) has produced pull of vacuum, pull of vacuum is inhaled the moving sealing cone (8) coordinating with the inner conical surface of oil-feed endoporus (11) and is separated with the inner conical surface of oil-feed endoporus (11), oil is hole (3) process oil-feed endoporus (11) from oil-feed, pass through again the inner chamber that the inner inner conical surface of oil-feed endoporus (11) enters pump oilcan (4), answer magnetic piston (6) up and while moving to the top of inner chamber of pump oilcan (4), the attraction of the electromagnetic field that the power-on circuit of magnetic field control controller connection lower magnet (11) produces pulls answers magnetic piston (6) to move down, now, the sealing cone (8) coordinating with the inner conical surface of oil-feed endoporus (11) is descending under the effect of self gravitation closes oil inlet passage with the inner conical surface gluing, sealing of oil-feed endoporus (11), oil while answering magnetic piston (6) descending in driving pump oilcan (4) and make oil produce internal pressure, the inner conical surface that the oil that has pressure enters fuel-displaced sealed end from the lower end of hollow valve body (5) upwards wash open with sealing cone (8) displacement of the inner conical surface sealing of fuel-displaced sealed end continuation up, enter and carry in connector (9) from the upper end of hollow valve body (5), again from carrying connector (9) to be transported to the container of oil pipeline or transport oil through piping, while answering magnetic piston (6) to go downwards to the bottom of inner chamber of pump oilcan (4) under the pulling of the attraction of the electromagnetic field of lower magnet (11) generation, the power-on circuit of connecting again upper magnet (13) after the power-on circuit of magnetic field control controller disconnection lower magnet (11) generates an electromagnetic field again, the magnetic field diminishes of lower magnet (11), now, (8) are descending under the effect of the gravity of self inner conical surface is shut and made oil not return to the inner chamber of pump oilcan (4) for the sealing cone coordinating with the inner conical surface of fuel-displaced sealed end, the electromagnetic field that the energising of upper magnet (13) produces afterwards pulls answers magnetic piston (6) up and make the cavity below magnetic piston (6) of answering in pump oilcan (4) produce pull of vacuum, the sealing cone (8) coordinating with the inner conical surface of oil-feed endoporus (11) under the effect of pull of vacuum separates with the inner conical surface of oil-feed endoporus (11), carry out the second oil suction of taking turns and pump oil, so connection of circulation and cut off the power-on circuit of lower magnet (11) and upper magnet (13), constantly goes out oil pump and is transported to oil pipeline or transports in the container of oil, in the process of taking out oil, buoyancy shell (1) can automatically raise or reduce with the rising of oil face or reduction, in the process of operation of oil pump, answer magnetic piston (6) in the time that the inner chamber of pump oilcan (4) moves up and down, air, from the inner chamber of passage (7) turnover pump oilcan (4), reduces to answer the working resistance of magnetic piston (6).

2. oil according to claim 1 extracts equipment in well, it is characterized in that: in order to ensure that oil extracts equipment in well and can normally work, adopt connection and the cut-out of the connecting circuit of electronic remote controller control upper magnet and lower magnet;

In order to ensure that buoyancy shell (1) can keep shape and be not easy distortion, manufactures the skeleton that has support in the inner chamber of buoyancy shell (1);

In order to ensure that oil can normally enter in the outer hole (3) of oil-feed, the center of gravity of buoyancy shell (1) is manufactured on the position near the outer hole (3) of oil-feed;

For oil can be entered in pump oilcan (4), the outer hole (3) of oil-feed that swims in the buoyancy shell (1) on oil face must be slipped into the following oil pump of oil face and can normally work.

3. oil according to claim 1 extracts equipment in well, it is characterized in that: in the oil in oil pump, there is no silt and moisture in order to ensure to enter, when hole outside oil-feed (3) approaches the bottom of oil well, adopt foot rest (2) to support buoyancy shell (1) the outer hole (3) of oil-feed is maintained a certain distance with the bottom of oil well;

In order to reduce resistance in the time answering magnetic piston (6) up, be provided with passage (7) in the upper end of pump oilcan (4), passage (7) can make the inner chamber of pump oilcan (4) communicate with the inner chamber of buoyancy shell (1).

4. oil according to claim 1 extracts equipment in well, it is characterized in that: for make to answer magnetic piston (6) in driving pump oilcan (4) answer oil below magnetic piston (6) to enter tubular shaft type delivery valve after can get back to smoothly the top in pump oilcan (4), adopt upper magnet (13) to answer the up power of magnetic piston (6) as pulling.

5. oil according to claim 1 extracts equipment in well, it is characterized in that: described oil extracts compact conformation, the powerful of equipment in well, swim on oil face, can automatically raise or reduce with the rising of oil face or reduction, while taking out oil, the silt of the bottom of oil well and moisture enter in oil pump; The market prospects of industrialization are good, commercial value is high, manufacture and use all very convenient.

6. oil extracts a manufacture method for equipment in well, it is characterized in that:

During fabrication, buoyancy shell (1) adopts a type or the material manufacture of several types in metal, plastics, nylon, fiberglass, rubber, when buoyancy shell (1) while adopting elastomeric material to manufacture or after manufacture shaping is soft-shell, make it float on pasta will first in use the inner chamber inflation of buoyancy shell (1); Hollow valve body (5) and pump oilcan (4) adopt a type or the material manufacture of several types in metal, plastics, nylon and fiberglass; Sealing cone (8) adopts a type or the material manufacture of several types in metal, plastics, nylon, fiberglass and rubber; Answer magnetic piston (6) to adopt the material manufacture of the hard to bear magnetic field suction of energy; Carry connector (9) to adopt a type or the material manufacture of several types in metal, plastics, nylon, fiberglass, rubber;

Buoyancy shell (1) creates the hollow cavity that produces buoyancy, manufacture the upper end of hollow cavity He Xian hole, the hole of stretching out, manufacture lower end the outer hole (3) of oil-feed, stretch out hole and create the hole that allows conveying connector (9) pass, fix and carry connector (9) by nut, and by carrying connector (9) and sealing gasket and nut seal to stretch out hole; Line hole creates the hole that allows insulated electric conductor pass, and by insulated electric conductor and sealed rubber ring potted line hole; Lower part in hollow cavity is provided with the parts of installing in lower magnet (11), upper magnet (13) pump oilcan (4) and pump oilcan (4), and the upper part in hollow cavity is provided with carries connector (9); Lower end in hollow shell coordinates with the lower end of pump oilcan (4) and seals the inner chamber of the lower part of hollow shell, and the outer hole (3) of oil-feed of hollow shell lower end communicates with the oil-feed endoporus (11) of pump oilcan (4) lower end;

For convenient for assembly, during fabrication, buoyancy shell (1), from the place of middle shape maximum is divided into two parts manufacture, recombinant is together for buoyancy shell (1);

The inner chamber of pump oilcan (4) creates cylindrical cavity, manufacture upper end on the center line of inner chamber has centre bore to pass pump oilcan (4), lower end manufacture has oil-feed endoporus (11) through pump oilcan (4), manufactures and has independently passage (7) on the side of centre bore; Having circular internal taper hole, internal taper hole in the inner of oil-feed endoporus (11) manufacture is the hole that has tapering, and the inner conical surface of internal taper hole creates sealing surface, and inner conical surface coordinates with the male cone (strobilus masculinus) of sealing cone (8);

In order to facilitate processing and the assembling of pump oilcan, pump oilcan during fabrication, pump oilcan from upper end or lower end segmentation manufacture recombinant together, or from three sections of manufactures are punished in top and bottom, recombinant is together pump oilcan;

Sealing cone (8) creates spherical, the spherical of spherical creates sealing surface, the inner inner conical surface of spherical and oil-feed endoporus (11) coordinates and can seal oil inlet passage and open the passage into oil, and spherical coordinates with the inner conical surface of fuel-displaced sealed end and can seal oil discharge passage and open oil discharge passage;

Tubular shaft type delivery valve creates hollow valve body (5) and sealing cone (8) two parts, hollow valve body (5) creates the hollow shaft of hollow pipe-type, the surface that hollow valve body (5) stretches into the part in pump oilcan (4) creates the smooth face of cylinder, and the face of cylinder coordinates with the center hole of answering magnetic piston (6); Manufacture the lower end of hollow valve body (5) fuel-displaced sealed end, lower end, upper surface that the lower surface of fuel-displaced sealed end is manufactured on hollow valve body (5) create inner conical surface, the large end of inner conical surface communicates with the upper end of tubular shaft type delivery valve, small end communicates with the lower end of tubular shaft type delivery valve, and sealing cone (8) is installed on inner conical surface; The inner conical surface of fuel-displaced sealed end coordinates with the male cone (strobilus masculinus) of sealing cone, under the effect of gravity that seals cone (8), can seal inner conical surface, when enter the oil of pressure from the endoporus of hollow valve body (5) lower end, can open inner conical surface and bore the sealing of (8) and form passage with sealing;

Answer magnetic piston (6) to create columniform iron core, manufacture at the position of the center line of columniform iron core smooth center hole, and the periphery of columniform iron core creates smooth periphery; In smooth center hole, manufacture the annular groove that has depression, annular groove is embedded with sealing ring; On smooth periphery, manufacture the annular groove that has depression, annular groove is embedded with sealing ring; Center hole coordinates with the face of cylinder of hollow valve body (5) and can O-ring cylinder, and can on the face of cylinder of hollow valve body (5), slide; Periphery coordinates inner chamber that can canned pump oilcan (4) with the inner chamber of pump oilcan (4), and can in the inner chamber of pump oilcan (4), slide;

Upper magnet and lower magnet create the solenoid that can generate an electromagnetic field;

Control controller in magnetic field creates controls the controller that upper magnet and lower magnet generate an electromagnetic field, and is controlling upper magnet and lower magnet circulate time of generating an electromagnetic field and the length of the time that generates an electromagnetic field;

Electronic remote controller creates to be connected and cuts off the contactor generating an electromagnetic field, and comprises the switch sections and the electronic telecontrol part that switch on or off circuit, and electronic telecontrol part comprises remote controller switch and electronic signal receiver;

Sealing cone creates cone or cone cylinder, and the periphery of cone or cone cylinder creates male cone (strobilus masculinus), and male cone (strobilus masculinus) coordinates with inner conical surface;

Carry connector to create the petroleum pipeline with the integral type of connector and tube connector;

Oil-feed endoporus (11) create oil enter pump oilcan (4) inner chamber through via hole, the upper end of oil-feed endoporus (11) creates the inner, lower end creates outer end;

Foot rest (2) creates the supporter that supports equipment in oil extraction well, the load-bearing piece that has horizontal independent load-bearing piece or annular is manufactured in the lower end of supporter, the independent load-bearing piece of every a slice is in the lower end of a foot rest (2), and the load-bearing piece of annular is cascaded foot rest (2) lower end of equipment in same oil extraction well;

For oil can be entered in pump oilcan (4), the outer hole (3) of oil-feed that swims in the buoyancy shell (1) on oil face must be slipped into the following oil pump of oil face and can normally work;

In oil in oil pump, there is no silt and moisture in order to ensure to enter, when hole outside oil-feed (3) approaches the bottom of oil well, adopt foot rest (2) to support buoyancy shell (1) the outer hole (3) of oil-feed is maintained a certain distance with the bottom of oil well;

In order to reduce resistance in the time answering magnetic piston (6) up, manufacture and have passage (7), passage (7) can make the inner chamber of pump oilcan (4) communicate with the inner chamber of buoyancy shell (1) in the upper end of pump oilcan (4);

For make to answer magnetic piston (6) in driving pump oilcan (4) answer oil below magnetic piston (6) to enter tubular shaft type delivery valve after can get back to smoothly the top in pump oilcan (4), adopt upper magnet (13) to answer the up power of magnetic piston (6) as pulling;

Lower part in buoyancy shell (1) is provided with pump oilcan (4), upper magnet and lower magnet, below the outside of buoyancy shell (1), one side is fixed with foot rest (2), and the lower end of foot rest (2) is lower than the position in the outer hole (3) of oil-feed of buoyancy shell (1) lower end, lower magnet (11) is fixed on the lower part of pump oilcan (4) outside, upper magnet (13) is fixed on the upper part of pump oilcan (4) outside, and the lower end of pump oilcan (4) is fixed on the lower end in buoyancy shell (1), the circuit that connects upper magnet and lower magnet is connected with magnetic field dispensing controller, the circuit of magnetic field dispensing controller is connected with electronic remote controller, electronic remote controller is connected with insulated electric conductor, and the electronic signal receiver of magnetic field dispensing controller, electronic remote controller and electronic remote controller is arranged in buoyancy shell (1), in pump oilcan (4), tubular shaft type delivery valve is installed, sealing cone (8), answer magnetic piston (6), tubular shaft type delivery valve is fixed on the centre bore of one end above of pump oilcan (4), the lower end of tubular shaft type delivery valve is from the centre bore of the upper end of pump oilcan (4) passes, enter in pump oilcan (4) and enter into the top place that approaches sealing cone (8) after answering magnetic piston (6), the lower end of tubular shaft type delivery valve is gapped with the top of the sealing cone (8) of sealing oil-feed endoporus (11), the sealing cone (8) of sealing oil-feed endoporus (11) is arranged on the inner inner conical surface of oil-feed endoporus (11), the sealing cone male cone (strobilus masculinus) of (8) of sealing oil-feed endoporus (11) coordinates with the inner conical surface of the inner internal taper hole of the oil-feed endoporus (11) of the lower end of pump oilcan (4) and can seal or open and enter the interior oil inlet passage of pump oilcan (4), answer magnetic piston (6) to be arranged in the inner chamber of pump oilcan (4), and be enclosed within on the face of cylinder of hollow valve body (5), the part that the upper surface of pump oilcan (4) is exposed in the upper end of tubular shaft type delivery valve is connected with the lower end of carrying connector (9), carry connector (9) to be fixed on the upper end of buoyancy shell (1) by stretching out hole, carry the upper end of connector (9) to be connected with the pipeline of transfer oil by flexible pipe or telescoping tube.