CN105604854A

CN105604854A - Petroleum exploiting and sucking downhole device

Info

Publication number: CN105604854A
Application number: CN201510950358.5A
Authority: CN
Inventors: 徐梓云; 徐正伟
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-12-18
Filing date: 2015-12-18
Publication date: 2016-05-25

Abstract

The invention discloses a petroleum exploiting and sucking downhole device, and belongs to a petroleum exploiting technology. An internal pump shell and an electromagnetic coil are installed in a pump shell of the petroleum exploiting and sucking downhole device, and foot stands are fixed to one lower face outside the pump shell; the electromagnetic coil is fixed on the lower portion outside the internal pump shell, and the lower end of the internal pump shell is fixed at the lower end inside the pump shell; a shaft-pipe petroleum outlet valve, seal balls, an iron core spring and an iron core piston are installed in the internal pump shell, the lower end of the shaft-pipe petroleum outlet valve penetrates through a center hole formed in the upper end of the internal pump shell and then penetrates through the iron core spring and the iron core piston, and the seal balls can be matched with an internal conical surface to seal or open a petroleum inlet channel and a petroleum outlet channel. The petroleum exploiting and sucking 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 exploited and sucked.

Description

Oil is adopted to inhale in well and is installed

Technical field

The present invention relates to technical field of petroleum extraction, relate in particular to a kind of can swimming in and on oil face, adopt the oil of inhaling oil and adopt to inhale in well and install.

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 that the oil that suction oil is provided on a kind of oil face that can swim in oil well in order to provide is adopted manufacture and the method thereof of in suction well, installing.

For achieving the above object, oil of the present invention is adopted to inhale in well and is installed and mainly comprise pump case, outer oilhole, solenoid, interior pump case, fuel feed hole, ball sealer, iron core spring, ferrite core piston, central siphon delivery valve, connector of oil pipes of oil, field controller.

Lower part in pump case is provided with interior pump case, solenoid, and below the outside of pump case, one side is fixed with foot rest, and the lower end of foot rest is lower than the position of the outer oilhole of pump case lower end; Solenoid is fixed on the lower part of interior pump case outside, and the lower end of interior pump case is fixed on the lower end in pump case.

The circuit that connects solenoid is connected with field controller, and the circuit of field controller is connected with insulated electric conductor, and field controller is arranged in pump case.

Central siphon delivery valve is installed in interior pump case, ball sealer, iron core spring, ferrite core piston, central siphon delivery valve is fixed on the centre bore of one end above of interior pump case, the lower end of central siphon delivery valve is from the centre bore of the upper end of interior pump case passes, enter in interior pump case through ferrite core piston, after iron core spring, enter into the top place that approaches ball sealer, the lower end of central siphon delivery valve is gapped with the top of ball sealer that is sealed into oilhole, the ball sealer that is sealed into oilhole is arranged on the inner conical surface of fuel feed hole the inner, the inner conical surface that is sealed into the inner internal taper hole of the sphere of ball sealer of oilhole and the fuel feed hole of the lower end of interior pump case coordinates and can seal or open the oil inlet passage entering in interior pump case, ferrite core piston is arranged on the upper part of the inner chamber of interior pump case, and iron core spring fitting is at the lower part of the inner chamber of interior pump case, and the top, upper end of iron core spring is pressed in the lower end of ferrite core piston, the lower end that top, lower end is pressed in the inner chamber of interior pump case, the part of upper surface and the lower end of connector of oil pipes of oil that interior pump case is exposed in the upper end of central siphon delivery valve are connected, and connector of oil pipes of oil is fixed on the upper end of pump case by stretching out hole, and the upper end of connector of oil pipes of oil is connected with the pipeline of transfer oil by flexible pipe or telescoping tube.

The material of described pump case is a type or the material of several types in metal, plastics, nylon, fiberglass, rubber, when pump case while adopting elastomeric material or after being shaped is soft-shell, can float on pasta will first in use the inner chamber inflation of pump case; The material of hollow valve body and interior pump case adopts a type or the material of several types in metal, plastics, nylon and fiberglass; The material of ball sealer adopts a type or the material of several types in metal, plastics, nylon, fiberglass and rubber; The material of ferrite core piston is the material of the hard to bear magnetic field suction of energy; The material that iron core spring adopts is a type or the material of two types in metal and rubber, adopts when elastomeric material, and iron core spring is the spring of hollow pipe-type, utilizes the elasticity of rubber and shrinkage to realize the function of spring; The material of connector of oil pipes of oil is a type or the material of several types in metal, plastics, nylon, fiberglass, rubber.

Described pump case 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 outer oilhole, lower part in hollow cavity is provided with the parts of installing in solenoid and interior pump case and interior pump case, and the upper part in hollow cavity is provided with connector of oil pipes of oil; Lower end in hollow shell coordinates with the lower end of interior pump case and seals the inner chamber of the lower part of hollow shell, and the outer oilhole of hollow shell lower end communicates with the fuel feed hole of interior pump case lower end; Stretching out hole is the hole that allows connector of oil pipes of oil pass, and fixes connector of oil pipes of oil by nut, and stretches out hole by connector of oil pipes of oil and sealing gasket and nut seal; Line hole is the hole that allows insulated electric conductor pass, and by insulated electric conductor and sealed rubber ring potted line hole; When pump case is put into oil, the buoyancy that pump case produces can support pump case and inner parts thereof all wt and on floating on above; When pump case 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 interior pump case is cylinder, and the upper end on the center line of inner chamber has centre bore to pass interior pump case, lower end has fuel feed hole to pass interior pump case, has independently passage on the side of centre bore; There is internal taper hole the inner at fuel feed hole, 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 sphere of ball sealer.

For processing and the assembling of pump case in convenient, interior pump case 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 interior pump case.

Described central siphon delivery valve comprises hollow valve body and ball sealer, and hollow valve body is the hollow shaft of hollow pipe-type, and the surface that hollow valve body stretches into the part in interior pump case is the smooth face of cylinder, and the face of cylinder coordinates with the center hole of ferrite core 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 central siphon delivery valve, small end communicates with the lower end of central siphon delivery valve, and ball sealer is installed on inner conical surface; The inner conical surface of fuel-displaced sealed end coordinates with the sphere of ball sealer, under the effect of the gravity of ball sealer, can seal inner conical surface, can open the sealing of inner conical surface and ball sealer and form passage when enter the oil of pressure from the endoporus of hollow valve body lower end.

Described ball sealer is spherical, the spherical of spherical is sealing surface, spherical coordinates with the inner inner conical surface of fuel feed hole 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.

Described ferrite core piston 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 the inner chamber that can seal interior pump case with the inner chamber of interior pump case, and can in the inner chamber of interior pump case, slide.

Described magnetic field control controller is to control the controller that solenoid generates an electromagnetic field, controlling the time that electromagnetic field produces and generate an electromagnetic field the length of time and generate an electromagnetic field at every turn after to the interval time generating an electromagnetic field again for the second time.

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

Described fuel feed hole be the oil inner chamber that enters interior pump case through via hole, the upper end of fuel feed hole is that inner, lower end is outer end.

Described foot rest is to support oil to adopt the supporter installing in suction 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 adopted the foot rest lower end of installing in suction well same oil and is cascaded.

Described oil is adopted to inhale in well and is installed adopting in the process of inhaling oil, in the valve of control oil-feed and in fuel-displaced valve, there is no return spring; When fuel-displaced, adopt the gravity of ball sealer automatically to decline return and close oil inlet passage and seal, adopt pressure to open the oil discharge passage outside pump case in oil output; When oil-feed, adopt the gravity of ball sealer automatically to decline return and close oil discharge passage and seal, adopt suction to open oil and enter the passage in interior pump case.

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

In order to ensure that oil can normally enter in outer oilhole, the center of gravity of pump case is manufactured on the position near outer oilhole.

For oil can be entered in interior pump case, the outer oilhole that swims in the pump case on oil face must slip 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 oilhole approaches the bottom of oil well outside, to adopt foot rest to support pump case the bottom of outer oilhole and oil well is maintained a certain distance.

In order to reduce resistance in the time that ferrite core piston is up, be provided with passage in the upper end of interior pump case, passage can make the inner chamber of the interior pump case that ferrite core piston part is installed and the inner chamber of pump case communicate.

Can get back to smoothly the top in interior pump case for after making ferrite core piston the oil below the ferrite core piston in pump case entering central siphon delivery valve in promoting, adopt the power of iron core spring as promotion ferrite core piston return.

When use, oil is adopted to device in suction well and be put in the oil in oil well, outer oilhole and fuel feed hole go deep in oil, the upper part emersion oil face of pump case. connect the circuit of insulated electric conductor and magnetic field control controller, the power-on circuit that magnetic field control controller is connected solenoid generates an electromagnetic field, the pressure that the attraction that electromagnetic field produces pulls ferrite core piston to overcome iron core spring moves down, now, the ball sealer coordinating with the inner conical surface of fuel feed hole is descending under the effect of self gravitation closes oil inlet passage with the inner conical surface gluing, sealing of fuel feed hole, when ferrite core piston is descending, promote the oil in interior pump case 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 ball sealer displacement of the inner conical surface sealing of fuel-displaced sealed end continuation up, enter in connector of oil pipes of oil from the upper end of hollow valve body, be transported to the container of oil pipeline or transport oil through piping from connector of oil pipes of oil again. the attraction that ferrite core piston produces at solenoid pulls lower compression iron core spring and when descending putting in place, the power-on circuit of magnetic field control controller cutoff solenoid, magnetic field diminishes, ferrite core piston is up under the promotion of iron core spring, now, the ball sealer coordinating with the inner conical surface of fuel-displaced sealed end descending inner conical surface fuel-displaced sealed end under the effect of the gravity of self is shut and is made oil not return to the inner chamber of interior pump case, when ferrite core piston is up, cavity below ferrite core piston in interior pump case has produced pull of vacuum, pull of vacuum is inhaled movable sealing ball and is separated with the inner conical surface of fuel feed hole, oil is from outer oilhole process fuel feed hole, enter again the inner chamber of interior pump case through the inner conical surface of fuel feed hole the inner, ferrite core piston is up and while moving to the top of inner chamber of interior pump case under the promotion of iron core spring, now, the ball sealer coordinating with the inner conical surface of fuel feed hole is closed oil inlet passage under the effect of self gravitation, the power-on circuit that magnetic field control controller is connected again solenoid generates an electromagnetic field again, so connection of circulation and cut off circuit, constantly goes out oil pump and is transported in the container of oil pipeline or transport oil. in the process of taking out oil, pump case can automatically raise or reduce with the rising of oil face or reduction. in the process of operation of oil pump, ferrite core piston is in the time that the inner chamber of interior pump case moves up and down, and air, from the inner chamber of the interior pump case of passage turnover, reduces the working resistance of ferrite core piston.

Oil is adopted and is inhaled a manufacture method of installing in well, it is characterized in that:

During fabrication, pump case adopts a type or the material manufacture of several types in metal, plastics, nylon, fiberglass, rubber, when pump case 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 pump case; Hollow valve body and interior pump case adopt a type or the material manufacture of several types in metal, plastics, nylon and fiberglass; Ball sealer adopts a type or the material manufacture of several types in metal, plastics, nylon, fiberglass and rubber; Ferrite core piston adopts the material manufacture of the hard to bear magnetic field suction of energy; Iron core spring adopts a type or the material manufacture of two types in metal and rubber, and while adopting elastomeric material to manufacture, iron core spring creates hollow tubular type spring, utilizes the elasticity of rubber and shrinkage to realize the function of spring; Connector of oil pipes of oil adopts a type or the material manufacture of several types in metal, plastics, nylon, fiberglass, rubber.

Pump case 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 outer oilhole, stretch out hole and create the hole that allows connector of oil pipes of oil pass, fix connector of oil pipes of oil by nut, and stretch out hole by connector of oil pipes of oil and sealing gasket and nut seal; 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 solenoid and interior pump case and interior pump case, and the upper part in hollow cavity is provided with connector of oil pipes of oil; Lower end in hollow shell coordinates with the lower end of interior pump case and seals the inner chamber of the lower part of hollow shell, and the outer oilhole of hollow shell lower end communicates with the fuel feed hole of interior pump case lower end.

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

The inner chamber of interior pump case creates cylindrical cavity, and manufacture the upper end on the center line of inner chamber has centre bore to pass interior pump case, lower end manufacture has fuel feed hole to pass interior pump case, manufactures and has independently passage on the side of centre bore; Having circular internal taper hole, internal taper hole in the inner of fuel feed hole 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 sphere of ball sealer.

For processing and the assembling of pump case in convenient, interior pump case during fabrication, interior pump case 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 interior pump case.

Ball sealer creates spherical, the spherical of spherical creates sealing surface, the inner inner conical surface of spherical and fuel feed hole 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.

Central siphon delivery valve creates hollow valve body and ball sealer two parts, and hollow valve body creates the hollow shaft of hollow pipe-type, and the surface that hollow valve body stretches into the part in interior pump case creates the smooth face of cylinder, and the face of cylinder coordinates with the center hole of ferrite core 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 central siphon delivery valve, small end communicates with the lower end of central siphon delivery valve, and ball sealer is installed on inner conical surface; The inner conical surface of fuel-displaced sealed end coordinates with the sphere of ball sealer, under the effect of the gravity of ball sealer, can seal inner conical surface, can open the sealing of inner conical surface and ball sealer and form passage when enter the oil of pressure from the endoporus of hollow valve body lower end.

Ferrite core piston creates columniform iron core, and 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 the inner chamber that can seal interior pump case with the inner chamber of interior pump case, and can in the inner chamber of interior pump case, slide.

Control controller in magnetic field creates controls the controller that solenoid generates an electromagnetic field, controlling the time that electromagnetic field produces and generate an electromagnetic field the length of time and generate an electromagnetic field at every turn after to the interval time generating an electromagnetic field again for the second time.

Connector of oil pipes of oil creates the petroleum pipeline with the integral type of connector and tube connector.

Fuel feed hole create oil enter interior pump case inner chamber through via hole, the upper end of fuel feed hole creates the inner, lower end creates outer end.

Foot rest creates support oil and adopts the supporter installing in suction 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 adopted the foot rest lower end of installing in suction well same oil and is cascaded.

In order to reduce resistance in the time that ferrite core piston is up, manufacture and have passage, passage can make the inner chamber of the interior pump case that ferrite core piston part is installed and the inner chamber of pump case communicate in the upper end of interior pump case.

Lower part in pump case is provided with interior pump case, solenoid, and below the outside of pump case, one side is fixed with foot rest, and the lower end of foot rest is lower than the position of the outer oilhole of pump case lower end, solenoid is fixed on the lower part of interior pump case outside, and the lower end of interior pump case is fixed on the lower end in pump case. the circuit that connects solenoid is connected with field controller, and the circuit of field controller is connected with insulated electric conductor, and field controller is arranged in pump case. central siphon delivery valve is installed in interior pump case, ball sealer, iron core spring, ferrite core piston, central siphon delivery valve is fixed on the centre bore of one end above of interior pump case, the lower end of central siphon delivery valve is from the centre bore of the upper end of interior pump case passes, enter in interior pump case through ferrite core piston, after iron core spring, enter into the top place that approaches ball sealer, the lower end of central siphon delivery valve is gapped with the top of ball sealer that is sealed into oilhole, the ball sealer that is sealed into oilhole is arranged on the inner conical surface of fuel feed hole the inner, the inner conical surface that is sealed into the inner internal taper hole of the sphere of ball sealer of oilhole and the fuel feed hole of the lower end of interior pump case coordinates and can seal or open the oil inlet passage entering in interior pump case, ferrite core piston is arranged on the upper part of the inner chamber of interior pump case, and iron core spring fitting is at the lower part of the inner chamber of interior pump case, and the top, upper end of iron core spring is pressed in the lower end of ferrite core piston, the lower end that top, lower end is pressed in the inner chamber of interior pump case, the part of upper surface and the lower end of connector of oil pipes of oil that interior pump case is exposed in the upper end of central siphon delivery valve are connected, and connector of oil pipes of oil is fixed on the upper end of pump case by stretching out hole, and the upper end of connector of oil pipes of oil is connected with the pipeline of transfer oil by flexible pipe or telescoping tube.

Oil of the present invention is adopted and is inhaled compact conformation, the powerful of installing in well, swims on oil face, can automatically raise or reduce with the rising of oil face or reduction, and silt and the moisture of adopting oil well bottom while inhaling oil 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 that oil is adopted the overall structure schematic diagram installing in suction well.

Shown in figure: pump case 1, foot rest 2, outer oilhole 3, interior pump case 4, hollow valve body 5, ferrite core piston 6, iron core spring 7, ball sealer 8, passage 9, connector of oil pipes of oil 11, solenoid 13.

Detailed description of the invention

Oil of the present invention is adopted to inhale in well and is installed and mainly comprise pump case 1, outer oilhole 3, solenoid 13, interior pump case 4, fuel feed hole, ball sealer 8, iron core spring 7, ferrite core piston 6, central siphon delivery valve, connector of oil pipes of oil 11, field controller.

Lower part in pump case 1 is provided with interior pump case 4, solenoid 13, and below the outside of pump case 1, one side is fixed with foot rest 2, and the lower end of foot rest 2 is lower than the position of the outer oilhole 3 of pump case 1 lower end; Solenoid 13 is fixed on the lower part of interior pump case 4 outsides, and the lower end of interior pump case 4 is fixed on the lower end in pump case 1.

The circuit that connects solenoid 13 is connected with field controller, and the circuit of field controller is connected with insulated electric conductor, and field controller is arranged in pump case 1.

In interior pump case 4, central siphon delivery valve is installed, ball sealer 8, iron core spring 7, ferrite core piston 6, central siphon delivery valve is fixed on the centre bore of one end above of interior pump case 4, the lower end of central siphon delivery valve is from the centre bore of the upper end of interior pump case 4 passes, enter in interior pump case 4 through ferrite core piston 6, after iron core spring 7, enter into the top place that approaches ball sealer 8, the lower end of central siphon delivery valve is gapped with the top of ball sealer 8 that is sealed into oilhole, the ball sealer 8 that is sealed into oilhole is arranged on the inner conical surface of fuel feed hole the inner, the inner conical surface that is sealed into the sphere of ball sealer 8 of oilhole and the inner internal taper hole of the fuel feed hole of the lower end of interior pump case 4 coordinates and can seal or open the oil inlet passage entering in interior pump case 4, ferrite core piston 6 is arranged on the upper part of the inner chamber of interior pump case 4, and iron core spring 7 is arranged on the lower part of the inner chamber of interior pump case 4, and the top, upper end of iron core spring 7 is pressed in the lower end of ferrite core piston 6, the lower end that top, lower end is pressed in the inner chamber of interior pump case 4, the part that the upper surface of interior pump case 4 is exposed in the upper end of central siphon delivery valve is connected with the lower end of connector of oil pipes of oil 11, connector of oil pipes of oil 11 is fixed on the upper end of pump case 1 by stretching out hole, the upper end of connector of oil pipes of oil 11 is connected with the pipeline of transfer oil by flexible pipe or telescoping tube.

The material of described pump case 1 is a type or the material of several types in metal, plastics, nylon, fiberglass, rubber, when pump case 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 pump case 1; The material of hollow valve body 5 and interior pump case 4 adopts a type or the material of several types in metal, plastics, nylon and fiberglass; The material of ball sealer 8 adopts a type or the material of several types in metal, plastics, nylon, fiberglass and rubber; The material of ferrite core piston 6 is materials of the hard to bear magnetic field suction of energy; The material that iron core spring 7 adopts is a type or the material of two types in metal and rubber, adopts when elastomeric material, and iron core spring 7 is springs of hollow pipe-type, utilizes the elasticity of rubber and shrinkage to realize the function of spring; The material of connector of oil pipes of oil 11 is a type or materials of several types in metal, plastics, nylon, fiberglass, rubber.

Described pump case 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 outer oilhole 3, lower part in hollow cavity is provided with the parts of solenoid 13 and interior pump case 4 and the 4 interior installations of interior pump case, and the upper part in hollow cavity is provided with connector of oil pipes of oil 11; Lower end in hollow shell coordinates with the lower end of interior pump case 4 and seals the inner chamber of the lower part of hollow shell, and the outer oilhole 3 of hollow shell lower end communicates with the fuel feed hole of interior pump case 4 lower ends; Stretching out hole is the hole that allows connector of oil pipes of oil 11 pass, and fixes connector of oil pipes of oil 11 by nut, and stretches out hole by connector of oil pipes of oil 11 and sealing gasket and nut seal; Line hole is the hole that allows insulated electric conductor pass, and by insulated electric conductor and sealed rubber ring potted line hole; When pump case 1 is put into oil, the buoyancy that pump case 1 produces can support pump case 1 and inner parts thereof all wt and on floating on above; When pump case 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 interior pump case 4 is cylinders, and the upper end on the center line of inner chamber has centre bore to pass interior pump case 4, lower end has fuel feed hole to pass interior pump case 4, has independently passage 9 on the side of centre bore; There is internal taper hole the inner at fuel feed hole, 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 sphere of ball sealer 8.

Described central siphon delivery valve comprises hollow valve body 5 and ball sealer 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 interior pump case 4 is the smooth face of cylinder, and the face of cylinder coordinates with the center hole of ferrite core 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 central siphon delivery valve, small end communicates with the lower end of central siphon delivery valve, and ball sealer 8 is installed on inner conical surface; The inner conical surface of fuel-displaced sealed end coordinates with the sphere of ball sealer, under the effect of the gravity of ball sealer 8, can seal inner conical surface, can open the sealing of inner conical surface and ball sealer 8 and form passage when enter the oil of pressure from the endoporus of hollow valve body 5 lower ends.

Described ball sealer 8 is sphericals, the spherical of spherical is sealing surface, spherical coordinates with the inner inner conical surface of fuel feed hole 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.

Described ferrite core piston 6 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 the inner chamber that can seal interior pump case 4 with the inner chamber of interior pump case 4, and can in the inner chamber of interior pump case 4, slide.

Described magnetic field control controller is to control the controller that solenoid 13 generates an electromagnetic field, controlling the time that electromagnetic field produces and generate an electromagnetic field the length of time and generate an electromagnetic field at every turn after to the interval time generating an electromagnetic field again for the second time.

Described petroleum pipeline connector 11 is the petroleum pipelines with the integral type of connector and tube connector.

Described fuel feed hole be the oil inner chamber that enters interior pump case 4 through via hole, the upper end of fuel feed hole is that inner, lower end is outer end.

Described foot rest 2 is to support oil to adopt the supporter installing in suction 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 adopted foot rest 2 lower ends of installing in suction well same oil and is cascaded.

Described oil is adopted to inhale in well and is installed adopting in the process of inhaling oil, in the valve of control oil-feed and in fuel-displaced valve, there is no return spring. When fuel-displaced, adopt the gravity of ball sealer 8 automatically to decline return and close oil inlet passage and seal, adopt pressure to open the oil discharge passage outside pump case in oil output; When oil-feed, adopt the gravity of ball sealer 8 automatically to decline return and close oil discharge passage and seal, adopt suction to open oil and enter the passage in interior pump case.

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

In order to ensure that oil can normally enter in outer oilhole 3, the center of gravity of pump case 1 is manufactured on the position near outer oilhole 3;

For oil can be entered in interior pump case 4, the outer oilhole 3 that swims in the pump case 1 on oil face must slip 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 oilhole 3 approaches the bottom of oil well outside, to adopt foot rest 2 to support pump case 1 outer oilhole 3 and the bottom of oil well are maintained a certain distance.

In order to reduce resistance in the time that ferrite core piston 6 is up, be provided with passage 9 in the upper end of interior pump case 4, passage 9 can make the inner chamber of the interior pump case 4 that ferrite core piston 6 parts are installed communicate with the inner chamber of pump case 1.

Can get back to smoothly the top in interior pump case 4 for after making ferrite core piston 6 oil below of the ferrite core piston 6 in pump case 4 entering central siphon delivery valve in promoting, adopt the power of iron core spring 7 conduct promotion ferrite core piston 6 returns.

When use, oil is adopted to device in suction well and be put in the oil in oil well, outer oilhole 3 and fuel feed hole go deep in oil, the upper part emersion oil face of pump case 1. connect the circuit of insulated electric conductor and magnetic field control controller, the power-on circuit that magnetic field control controller is connected solenoid 13 generates an electromagnetic field, the pressure that the attraction that electromagnetic field produces pulls ferrite core piston 6 to overcome iron core spring 7 moves down, now, the ball sealer 8 coordinating with the inner conical surface of fuel feed hole is descending under the effect of self gravitation closes oil inlet passage with the inner conical surface gluing, sealing of fuel feed hole, when ferrite core piston 6 is descending, promote the oil in interior pump case 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 ball sealer 8 displacements of the inner conical surface sealing of fuel-displaced sealed end continuation up, enter in connector of oil pipes of oil 11 from the upper end of hollow valve body 5, be transported to the container of oil pipeline or transport oil through piping from connector of oil pipes of oil 11 again. the attraction that ferrite core piston 6 produces at solenoid 13 pulls lower compression iron core spring 7 and when descending putting in place, the power-on circuit of magnetic field control controller cutoff solenoid 13, magnetic field diminishes, ferrite core piston 6 is up under the promotion of iron core spring 7, now, the ball sealer 8 coordinating with the inner conical surface of fuel-displaced sealed end descending inner conical surface fuel-displaced sealed end under the effect of the gravity of self is shut and is made oil not return to the inner chamber of interior pump case 4, when ferrite core piston 6 is up, cavity below ferrite core piston 6 in interior pump case 4 has produced pull of vacuum, pull of vacuum is inhaled movable sealing ball 8 and is separated with the inner conical surface of fuel feed hole, oil is from outer oilhole 3 process fuel feed holes, enter again the inner chamber of interior pump case 4 through the inner conical surface of fuel feed hole the inner, ferrite core piston 6 is up and while moving to the top of inner chamber of interior pump case 4 under the promotion of iron core spring 7, now, the ball sealer 8 coordinating with the inner conical surface of fuel feed hole is closed oil inlet passage under the effect of self gravitation, the power-on circuit that magnetic field control controller is connected again solenoid 13 generates an electromagnetic field again, so connection of circulation and cut off circuit, constantly goes out oil pump and is transported in the container of oil pipeline or transport oil. in the process of taking out oil, pump case 1 can automatically raise or reduce with the rising of oil face or reduction. in the process of operation of oil pump, ferrite core piston 6 is in the time that the inner chamber of interior pump case 4 moves up and down, and air, from the inner chamber of the interior pump case 4 of passage 9 turnover, reduces the working resistance of ferrite core piston 6.

Claims

1. an oil is adopted to inhale in well and is installed, and it is characterized in that: described oil is adopted device in suction well and comprised pump case (1), outer oilhole (3), solenoid (13), interior pump case (4), fuel feed hole, ball sealer (8), iron core spring (7), ferrite core piston (6), central siphon delivery valve, connector of oil pipes of oil (11), field controller;

Lower part in pump case (1) is provided with interior pump case (4), solenoid (13), below the outside of pump case (1), one side is fixed with foot rest (2), and the lower end of foot rest (2) is lower than the position of the outer oilhole (3) of pump case (1) lower end; Solenoid (13) is fixed on the lower part of interior pump case (4) outside, and the lower end of interior pump case (4) is fixed on the lower end in pump case (1);

The circuit that connects solenoid (13) is connected with field controller, and the circuit of field controller is connected with insulated electric conductor, and field controller is arranged in pump case (1);

In interior pump case (4), central siphon delivery valve is installed, ball sealer (8), iron core spring (7), ferrite core piston (6), central siphon delivery valve is fixed on the centre bore of one end above of interior pump case (4), the lower end of central siphon delivery valve is from the centre bore of the upper end of interior pump case (4) passes, enter in interior pump case (4) through ferrite core piston (6), after iron core spring (7), enter into the top place that approaches ball sealer (8), the lower end of central siphon delivery valve is gapped with the top of ball sealer (8) that is sealed into oilhole, the ball sealer (8) that is sealed into oilhole is arranged on the inner conical surface of fuel feed hole the inner, the sphere that is sealed into the ball sealer (8) of oilhole coordinates with the inner conical surface of the inner internal taper hole of the fuel feed hole of the lower end of interior pump case (4) and can seal or open the oil inlet passage entering in interior pump case (4), ferrite core piston (6) is arranged on the upper part of the inner chamber of interior pump case (4), iron core spring (7) is arranged on the lower part of the inner chamber of interior pump case (4), and the top, upper end of iron core spring (7) is pressed in the lower end of ferrite core piston (6), the lower end that top, lower end is pressed in the inner chamber of interior pump case (4), the part that the upper surface of interior pump case (4) is exposed in the upper end of central siphon delivery valve is connected with the lower end of connector of oil pipes of oil (11), connector of oil pipes of oil (11) is fixed on the upper end of pump case (1) by stretching out hole, the upper end of connector of oil pipes of oil (11) is connected with the pipeline of transfer oil by flexible pipe or telescoping tube,

The material of described pump case (1) is a type or the material of several types in metal, plastics, nylon, fiberglass, rubber, when pump case (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 pump case (1); The material of hollow valve body (5) and interior pump case (4) adopts a type or the material of several types in metal, plastics, nylon and fiberglass; The material of ball sealer (8) adopts a type or the material of several types in metal, plastics, nylon, fiberglass and rubber; The material of ferrite core piston (6) is the material of the hard to bear magnetic field suction of energy; The material that iron core spring (7) adopts is a type or the material of two types in metal and rubber, while adopting elastomeric material, iron core spring (7) is the spring of hollow pipe-type, utilizes the elasticity of rubber and shrinkage to realize the function of spring; The material of connector of oil pipes of oil (11) is a type or the material of several types in metal, plastics, nylon, fiberglass, rubber;

Described pump case (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 outer oilhole (3), lower part in hollow cavity is provided with the parts of installing in solenoid (13) and interior pump case (4) and interior pump case (4), and the upper part in hollow cavity is provided with connector of oil pipes of oil (11); Lower end in hollow shell coordinates with the lower end of interior pump case (4) and seals the inner chamber of the lower part of hollow shell, and the outer oilhole (3) of hollow shell lower end communicates with the fuel feed hole of interior pump case (4) lower end; Stretching out hole is the hole that allows connector of oil pipes of oil (11) pass, and fixes connector of oil pipes of oil (11) by nut, and stretches out hole by connector of oil pipes of oil (11) and sealing gasket and nut seal; Line hole is the hole that allows insulated electric conductor pass, and by insulated electric conductor and sealed rubber ring potted line hole; When pump case (1) is put into oil, the buoyancy that pump case (1) produces can support pump case (1) and inner parts thereof all wt and on floating on above; When pump case (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 interior pump case (4) is cylinder, upper end on the center line of inner chamber has centre bore to pass interior pump case (4), lower end has fuel feed hole to pass interior pump case (4), has independently passage (9) on the side of centre bore; There is internal taper hole the inner at fuel feed hole, 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 sphere of ball sealer (8);

For processing and the assembling of pump case in convenient, interior pump case 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 interior pump case;

Described central siphon delivery valve comprises hollow valve body (5) and ball sealer (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 interior pump case (4) is the smooth face of cylinder, and the face of cylinder coordinates with the center hole of ferrite core 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 central siphon delivery valve, small end communicates with the lower end of central siphon delivery valve, and ball sealer (8) is installed on inner conical surface; The inner conical surface of fuel-displaced sealed end coordinates with the sphere of ball sealer, under the effect of the gravity of ball sealer (8), can seal inner conical surface, when enter the oil of pressure from the endoporus of hollow valve body (5) lower end, can open the sealing of inner conical surface and ball sealer (8) and form passage;

Described ball sealer (8) is spherical, the spherical of spherical is sealing surface, spherical coordinates with the inner inner conical surface of fuel feed hole 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;

Described ferrite core piston (6) 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 the inner chamber that can seal interior pump case (4) with the inner chamber of interior pump case (4), and can in the inner chamber of interior pump case (4), slide;

Described magnetic field control controller is to control the controller that solenoid (13) generates an electromagnetic field, controlling the time that electromagnetic field produces and generate an electromagnetic field the length of time and generate an electromagnetic field at every turn after to the interval time generating an electromagnetic field again for the second time;

Described petroleum pipeline connector (11) is the petroleum pipeline with the integral type of connector and tube connector;

Described fuel feed hole be the oil inner chamber that enters interior pump case (4) through via hole, the upper end of fuel feed hole is that inner, lower end is outer end;

Described foot rest (2) is to support oil to adopt the supporter installing in suction 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 adopted foot rest (2) lower end of installing in suction well same oil and is cascaded;

Described oil is adopted to inhale in well and is installed adopting in the process of inhaling oil, in the valve of control oil-feed and in fuel-displaced valve, there is no return spring; When fuel-displaced, adopt the gravity of ball sealer (8) automatically decline return and close oil inlet passage and seal, adopt pressure to open the oil discharge passage outside pump case in oil output; When oil-feed, adopt the gravity of ball sealer (8) automatically decline return and close oil discharge passage and seal, adopt suction to open oil and enter the passage in interior pump case;

When use, oil is adopted to device in suction well and be put in the oil in oil well, outer oilhole (3) and fuel feed hole go deep in oil, the upper part emersion oil face of pump case (1), connect the circuit of insulated electric conductor and magnetic field control controller, the power-on circuit that magnetic field control controller is connected solenoid (13) generates an electromagnetic field, the pressure that the attraction that electromagnetic field produces pulls ferrite core piston (6) to overcome iron core spring (7) moves down, now, the ball sealer (8) coordinating with the inner conical surface of fuel feed hole is descending under the effect of self gravitation closes oil inlet passage with the inner conical surface gluing, sealing of fuel feed hole, when ferrite core piston (6) is descending, promote the oil in interior pump case (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 ball sealer (8) displacement of the inner conical surface sealing of fuel-displaced sealed end continuation up, enter in connector of oil pipes of oil (11) from the upper end of hollow valve body (5), be transported to the container of oil pipeline or transport oil through piping from connector of oil pipes of oil (11) again, the attraction that ferrite core piston (6) produces at solenoid (13) pulls lower compression iron core spring (7) and when descending putting in place, the power-on circuit of magnetic field control controller cutoff solenoid (13), magnetic field diminishes, ferrite core piston (6) is up under the promotion of iron core spring (7), now, the ball sealer (8) coordinating with the inner conical surface of fuel-displaced sealed end descending inner conical surface fuel-displaced sealed end under the effect of the gravity of self is shut and makes oil not return to the inner chamber of interior pump case (4), when ferrite core piston (6) is up, cavity below ferrite core piston (6) in interior pump case (4) has produced pull of vacuum, pull of vacuum is inhaled movable sealing ball (8) and is separated with the inner conical surface of fuel feed hole, oil is from outer oilhole (3) process fuel feed hole, enter again the inner chamber of interior pump case (4) through the inner conical surface of fuel feed hole the inner, ferrite core piston (6) is up and while moving to the top of inner chamber of interior pump case (4) under the promotion of iron core spring (7), now, the ball sealer (8) coordinating with the inner conical surface of fuel feed hole is closed oil inlet passage under the effect of self gravitation, the power-on circuit that magnetic field control controller is connected again solenoid (13) generates an electromagnetic field again, so connection of circulation and cut off circuit, constantly goes out oil pump and is transported in the container of oil pipeline or transport oil, in the process of taking out oil, pump case (1) can automatically raise or reduce with the rising of oil face or reduction, in the process of operation of oil pump, ferrite core piston (6) is in the time that the inner chamber of interior pump case (4) moves up and down, air, from the inner chamber of the interior pump case (4) of passage (9) turnover, reduces the working resistance of ferrite core piston (6).

2. oil according to claim 1 is adopted to inhale in well and is installed, and it is characterized in that: in order to ensure that pump case (1) can keep shape and be not easy distortion, manufactures the skeleton that has support in the inner chamber of pump case (1);

In order to ensure that oil can normally enter in outer oilhole (3), the center of gravity of pump case (1) is manufactured on the position near outer oilhole (3);

For oil can be entered in interior pump case (4), the outer oilhole (3) that swims in the pump case (1) on oil face must slip into the following oil pump of oil face and can normally work.

3. oil according to claim 1 is adopted to inhale in well and is installed, it is characterized in that: in the oil in oil pump, there is no silt and moisture in order to ensure to enter, when oilhole (3) approaches the bottom of oil well outside, adopt foot rest (2) to support pump case (1) outer oilhole (3) and the bottom of oil well are maintained a certain distance;

In order to reduce resistance in the time that ferrite core piston (6) is up, be provided with passage (9) in the upper end of interior pump case (4), passage (9) can make the inner chamber of the interior pump case (4) that ferrite core piston (6) part is installed communicate with the inner chamber of pump case (1).

4. oil according to claim 1 is adopted to inhale in well and is installed, it is characterized in that: can get back to smoothly the top interior pump case (4) in, the power of employing iron core spring (7) conduct promotion ferrite core piston (6) return for after making ferrite core piston (6) oil below the ferrite core piston (6) in pump case (4) entering central siphon delivery valve in promoting.

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

6. oil is adopted and is inhaled a manufacture method of installing in well, it is characterized in that:

During fabrication, pump case (1) adopts a type or the material manufacture of several types in metal, plastics, nylon, fiberglass, rubber, when pump case (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 pump case (1); Hollow valve body (5) and interior pump case (4) adopt a type or the material manufacture of several types in metal, plastics, nylon and fiberglass; Ball sealer (8) adopts a type or the material manufacture of several types in metal, plastics, nylon, fiberglass and rubber; Ferrite core piston (6) adopts the material manufacture of the hard to bear magnetic field suction of energy; Iron core spring (7) adopts a type or the material manufacture of two types in metal and rubber, while adopting elastomeric material to manufacture, iron core spring (7) creates hollow tubular type spring, utilizes the elasticity of rubber and shrinkage to realize the function of spring; Connector of oil pipes of oil (11) adopts a type or the material manufacture of several types in metal, plastics, nylon, fiberglass, rubber;

Pump case (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 outer oilhole (3), stretch out hole and create the hole that allows connector of oil pipes of oil (11) pass, fix connector of oil pipes of oil (11) by nut, and stretch out hole by connector of oil pipes of oil (11) and sealing gasket and nut seal; 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 solenoid (13) and interior pump case (4) and interior pump case (4), and the upper part in hollow cavity is provided with connector of oil pipes of oil (11); Lower end in hollow shell coordinates with the lower end of interior pump case (4) and seals the inner chamber of the lower part of hollow shell, and the outer oilhole (3) of hollow shell lower end communicates with the fuel feed hole of interior pump case (4) lower end;

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

The inner chamber of interior pump case (4) creates cylindrical cavity, manufacture upper end on the center line of inner chamber has centre bore to pass interior pump case (4), lower end manufacture has fuel feed hole to pass interior pump case (4), manufactures and has independently passage (9) on the side of centre bore; Having circular internal taper hole, internal taper hole in the inner of fuel feed hole 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 sphere of ball sealer (8);

For processing and the assembling of pump case in convenient, interior pump case during fabrication, interior pump case 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 interior pump case;

Ball sealer (8) creates spherical, the spherical of spherical creates sealing surface, the inner inner conical surface of spherical and fuel feed hole 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;

Central siphon delivery valve creates hollow valve body (5) and ball sealer (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 interior pump case (4) creates the smooth face of cylinder, and the face of cylinder coordinates with the center hole of ferrite core 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 central siphon delivery valve, small end communicates with the lower end of central siphon delivery valve, and ball sealer (8) is installed on inner conical surface; The inner conical surface of fuel-displaced sealed end coordinates with the sphere of ball sealer, under the effect of the gravity of ball sealer (8), can seal inner conical surface, when enter the oil of pressure from the endoporus of hollow valve body (5) lower end, can open the sealing of inner conical surface and ball sealer (8) and form passage;

Ferrite core piston (6) creates columniform iron core, and 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 the inner chamber that can seal interior pump case (4) with the inner chamber of interior pump case (4), and can in the inner chamber of interior pump case (4), slide;

Control controller in magnetic field creates controls the controller that solenoid (13) generates an electromagnetic field, controlling the time that electromagnetic field produces and generate an electromagnetic field the length of time and generate an electromagnetic field at every turn after to the interval time generating an electromagnetic field again for the second time;

Connector of oil pipes of oil (11) creates the petroleum pipeline with the integral type of connector and tube connector;

Fuel feed hole create oil enter interior pump case (4) inner chamber through via hole, the upper end of fuel feed hole creates the inner, lower end creates outer end;

Foot rest (2) creates support oil and adopts the supporter installing in suction 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 adopted foot rest (2) lower end of installing in suction well same oil and is cascaded;

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

For oil can be entered in interior pump case (4), the outer oilhole (3) that swims in the pump case (1) on oil face must slip 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 oilhole (3) approaches the bottom of oil well outside, adopt foot rest (2) to support pump case (1) outer oilhole (3) and the bottom of oil well are maintained a certain distance;

In order to reduce resistance in the time that ferrite core piston (6) is up, manufacture in the upper end of interior pump case (4) and have passage (9), passage (9) can make the inner chamber of the interior pump case (4) that ferrite core piston (6) part is installed communicate with the inner chamber of pump case (1);

Can get back to smoothly the top interior pump case (4) in, the power of employing iron core spring (7) conduct promotion ferrite core piston (6) return for after making ferrite core piston (6) oil below the ferrite core piston (6) in pump case (4) entering central siphon delivery valve in promoting;

Lower part in pump case (1) is provided with interior pump case (4), solenoid (13), below the outside of pump case (1), one side is fixed with foot rest (2), and the lower end of foot rest (2) is lower than the position of the outer oilhole (3) of pump case (1) lower end, solenoid (13) is fixed on the lower part of interior pump case (4) outside, and the lower end of interior pump case (4) is fixed on the lower end in pump case (1), the circuit that connects solenoid (13) is connected with field controller, and the circuit of field controller is connected with insulated electric conductor, and field controller is arranged in pump case (1), in interior pump case (4), central siphon delivery valve is installed, ball sealer (8), iron core spring (7), ferrite core piston (6), central siphon delivery valve is fixed on the centre bore of one end above of interior pump case (4), the lower end of central siphon delivery valve is from the centre bore of the upper end of interior pump case (4) passes, enter in interior pump case (4) through ferrite core piston (6), after iron core spring (7), enter into the top place that approaches ball sealer (8), the lower end of central siphon delivery valve is gapped with the top of ball sealer (8) that is sealed into oilhole, the ball sealer (8) that is sealed into oilhole is arranged on the inner conical surface of fuel feed hole the inner, the sphere that is sealed into the ball sealer (8) of oilhole coordinates with the inner conical surface of the inner internal taper hole of the fuel feed hole of the lower end of interior pump case (4) and can seal or open the oil inlet passage entering in interior pump case (4), ferrite core piston (6) is arranged on the upper part of the inner chamber of interior pump case (4), iron core spring (7) is arranged on the lower part of the inner chamber of interior pump case (4), and the top, upper end of iron core spring (7) is pressed in the lower end of ferrite core piston (6), the lower end that top, lower end is pressed in the inner chamber of interior pump case (4), the part that the upper surface of interior pump case (4) is exposed in the upper end of central siphon delivery valve is connected with the lower end of connector of oil pipes of oil (11), connector of oil pipes of oil (11) is fixed on the upper end of pump case (1) by stretching out hole, the upper end of connector of oil pipes of oil (11) is connected with the pipeline of transfer oil by flexible pipe or telescoping tube.