CN105484984A - Petroleum extraction device in oil well - Google Patents
Petroleum extraction device in oil well Download PDFInfo
- Publication number
- CN105484984A CN105484984A CN201510950337.3A CN201510950337A CN105484984A CN 105484984 A CN105484984 A CN 105484984A CN 201510950337 A CN201510950337 A CN 201510950337A CN 105484984 A CN105484984 A CN 105484984A
- Authority
- CN
- China
- Prior art keywords
- oil
- pump oilcan
- buoyancy shell
- inner chamber
- hollow
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 239000003129 oil well Substances 0.000 title claims abstract description 46
- 239000003208 petroleum Substances 0.000 title claims abstract description 22
- 238000000605 extraction Methods 0.000 title abstract description 9
- 230000000630 rising effect Effects 0.000 claims abstract description 10
- 238000007789 sealing Methods 0.000 claims description 75
- 239000000463 material Substances 0.000 claims description 58
- 238000004519 manufacturing process Methods 0.000 claims description 52
- 230000005672 electromagnetic field Effects 0.000 claims description 42
- 239000002184 metal Substances 0.000 claims description 25
- 229910052751 metal Inorganic materials 0.000 claims description 25
- 238000005070 sampling Methods 0.000 claims description 22
- 229920002430 Fibre-reinforced plastic Polymers 0.000 claims description 20
- 239000004677 Nylon Substances 0.000 claims description 20
- 239000003365 glass fiber Substances 0.000 claims description 20
- 229920001778 nylon Polymers 0.000 claims description 20
- 229920003023 plastic Polymers 0.000 claims description 20
- 239000004033 plastic Substances 0.000 claims description 20
- 230000005484 gravity Effects 0.000 claims description 19
- 239000004020 conductor Substances 0.000 claims description 18
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 15
- 230000000694 effects Effects 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 14
- 230000007423 decrease Effects 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 6
- 241000238367 Mya arenaria Species 0.000 claims description 5
- 235000015927 pasta Nutrition 0.000 claims description 5
- 230000001737 promoting effect Effects 0.000 claims description 5
- 230000011218 segmentation Effects 0.000 claims description 5
- 230000009182 swimming Effects 0.000 claims description 5
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims description 2
- 230000007306 turnover Effects 0.000 claims description 2
- 238000005086 pumping Methods 0.000 abstract 5
- 230000005389 magnetism Effects 0.000 abstract 2
- 238000005516 engineering process Methods 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B17/00—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
- F04B17/03—Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by electric motors
- F04B17/04—Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by electric motors using solenoids
- F04B17/042—Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by electric motors using solenoids the solenoid motor being separated from the fluid flow
- F04B17/044—Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by electric motors using solenoids the solenoid motor being separated from the fluid flow using solenoids directly actuating the piston
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B47/00—Pumps or pumping installations specially adapted for raising fluids from great depths, e.g. well pumps
- F04B47/06—Pumps or pumping installations specially adapted for raising fluids from great depths, e.g. well pumps having motor-pump units situated at great depth
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/10—Valves; Arrangement of valves
- F04B53/1002—Ball valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/14—Pistons, piston-rods or piston-rod connections
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/16—Casings; Cylinders; Cylinder liners or heads; Fluid connections
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/22—Arrangements for enabling ready assembly or disassembly
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Electromagnetic Pumps, Or The Like (AREA)
Abstract
The invention provides a petroleum extraction device in an oil well and belongs to the petroleum exploitation technology. An oil pumping casing and a magnetic field generator are mounted in a buoyancy shell of the petroleum extraction device. Support legs are fixed at the lower part of the outer surface of the buoyancy shell. The magnetic field generator is fixed at the lower part of the outer surface of the oil pumping casing. The lower end of the oil pumping casing is fixed at the lower end within the buoyancy shell. A tubular shaft type oil outlet valve, an oil inlet valve, a power spring and a magnetism-induced piston are mounted in the oil pumping casing. The lower end of the tubular shaft type oil outlet valve penetrates through the power spring and the magnetism-induced piston after passing through a center hole in the upper end surface of the oil pumping casing. The oil inlet valve is mounted on an annular inner step at the inner end of an oil inlet hole and matched with the transverse plane of the annular inner step so as to seal or open a petroleum entering channel. The petroleum extraction device in the oil well is compact in structure and high in power; the petroleum extraction device floats on a petroleum surface and is capable of automatically rising or dropping along with the rising or dropping of the petroleum surface; and furthermore, when petroleum is extracted, silt and water at the bottom of the oil well are prevented from entering an oil pump.
Description
Technical field
The present invention relates to technical field of petroleum extraction, particularly relate to and a kind ofly can swim in oil well PetroChina Company Limited. sampling device oil face being taked oil.
Background technique
Traditional extracts oil in oil well, is all to adopt the oil in rocking arm piston lifting type extraction oil well.Large owing to shaking in the process extracted, add the bottom that the oil inlet pipe extracting oil inserts oil well, cause the oil of extraction all heavier at the content of silt and moisture.For this reason, we have devised the pump of the extraction oil on the oil face that can swim in oil well, and do not have moisture and silt in the oil extracted.
Summary of the invention
The object that the present invention relates to is manufacture and method thereof in order to provide the oil well PetroChina Company Limited. sampling device a kind of oil face that can swim in oil well being taked oil.
For achieving the above object, oil well PetroChina Company Limited. of the present invention sampling device mainly comprises buoyancy shell, oil-feed exit orifice, magnetic field generator, pump oilcan, oil-feed endoporus, oil inlet valve, power spring, sealing cone, answers magnetic piston, tubular shaft type outlet valve, conveying connecting head, field controller.
Lower part in buoyancy shell is provided with pump oilcan, magnetic field generator, 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 of the oil-feed exit orifice of buoyancy shell lower end; Magnetic field generator is fixed on the lower part outside pump oilcan, and the lower end of pump oilcan is fixed on the lower end in buoyancy shell.
The circuit connecting magnetic field generator is connected with field controller, and the circuit of field controller is connected with insulated electric conductor, and field controller is arranged in buoyancy shell.
Tubular shaft type outlet valve is installed in pump oilcan, oil inlet valve, power spring, answer magnetic piston, tubular shaft type outlet valve is fixed on the center hole of the overlying one end of pump oilcan, after the lower end of tubular shaft type outlet valve is passed from the center hole of the upper end of pump oilcan, enter in pump oilcan through answering magnetic piston, the one side place above close to oil inlet valve is entered into after power spring, the lower end of tubular shaft type outlet valve and the one side above of oil inlet valve have gap, in the annular that oil inlet valve is arranged on oil-feed endoporus the inner on rank, below oil inlet valve, one side coordinates with the plane of structure on rank in the annular of the inner of the oil-feed endoporus of the lower end of pump oilcan and can seal or open the oil inlet passage entered in pump oilcan, answer magnetic piston to be arranged on the upper part of the inner chamber of pump oilcan, power spring is arranged on the lower part of the inner chamber of pump oilcan, the lower end that the top, upper end of power spring is pressed in and answers the lower end of magnetic piston, top, lower end is pressed in the inner chamber of pump oilcan, the part that the upper-end surface of pump oilcan is exposed in the upper end of tubular shaft type outlet valve is connected with the lower end of conveying connecting head, and conveying connecting head is fixed on the upper end of buoyancy shell by stretching out hole, and the upper end of conveying connecting head passes through flexible pipe or telescopic pipe is connected with the pipeline of transfer oil.
The material of described buoyancy shell is the material of a type in metal, plastics, nylon, glass fibre reinforced plastics, rubber or several types, when buoyancy shell during employing rubber material or after being shaped is soft-shell, can pasta be floated on will first in use the inflation of the inner chamber of buoyancy shell; A type in material employing metal, plastics, nylon and the glass fibre reinforced plastics of hollow valve body and pump oilcan or the material of several types; A type in material employing metal, plastics, nylon and the glass fibre reinforced plastics of oil inlet valve or the material of several types; The material of magnetic piston is answered to be can the material of hard to bear magnetic field suction; The material that power spring adopts is the material of a type in metal and rubber or two types, and when adopting rubber material, power spring is the spring of hollow pipe-type, utilizes the elasticity of rubber and contractibility to realize the function of spring; The material of conveying connecting head is the material of a type in metal, plastics, nylon, glass fibre reinforced plastics, rubber or several types.
Described buoyancy shell is the hollow cavity producing buoyancy, the upper end of hollow cavity has stretches out hole and there is oil-feed exit orifice string holes, lower end, lower part in hollow cavity is provided with the interior parts installed of magnetic field generator and pump oilcan and pump oilcan, and the upper part in hollow cavity is provided with conveying connecting head; 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 oil-feed exit orifice of hollow shell lower end communicates with the oil-feed endoporus of pump oilcan lower end; Stretching out hole is the hole allowing conveying connecting head pass, by nut fixing conveying connecting head, and by carrying connecting head and sealing gasket and nut seal to stretch out hole; String holes is the hole allowing insulated electric conductor pass, and by insulated electric conductor and sealed rubber ring sealing string holes; When buoyancy shell is put into oil, the buoyancy that buoyancy shell produces can support the parts of buoyancy shell and inside thereof all wt and above floating on; When buoyancy shell swims in oil general work, can raise with the rising in oil face, reduce with the reduction in oil face.
The inner chamber of described pump oilcan is cylindrical body, and the upper end on the center line of inner chamber has that center hole passes pump oilcan, there is oil-feed endoporus lower end through pump oilcan, has independently vent on the side of center hole; Rank in the annular that there is plane ring type the inner of oil-feed endoporus, in annular, the plane of structure on rank is sealing surfaces, and sealing surface coordinates with one side below oil inlet valve.
The conveniently processing of pump oilcan and assembling, pump oilcan from recombinant behind upper end or lower end segmentation processing together, or after pump oilcan is punished into three sections of processing from top and bottom, recombinants together.
Described oil inlet valve is dull and stereotyped, and below dull and stereotyped, one side is sealing surface, and sealing surface coordinates the passage that can seal oil inlet passage and open into oil with the plane of structure on rank in the annular of the inner of oil-feed endoporus.
Described tubular shaft type outlet valve comprises hollow valve body and sealing cone, and hollow valve body is the hollow shaft of hollow pipe-type, and the surface of the part that hollow valve body stretches in pump oilcan is smooth cylndrical surface, and cylndrical surface coordinates with answering the center hole of magnetic piston; There is fuel-displaced sealed end the lower end of hollow valve body, the lower end surface of fuel-displaced sealed end in the lower end of hollow valve body, upper-end surface is inner conical surface, the large end of inner conical surface communicates with the upper end of tubular shaft type outlet valve, small end communicates with the lower end of tubular shaft type outlet valve, and inner conical surface is provided with sealing cone; Inner conical surface with seal the male cone (strobilus masculinus) of bore and coordinate, can inner conical surface be sealed under the effect of the gravity of sealing cone, sealing that inner conical surface and sealing bore can be opened when being with the oil of pressure from the endoporus of hollow valve body lower end and form passage.
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; In smooth center hole, have the annular groove of depression, annular groove is embedded with seal ring; Smooth periphery has the annular groove of depression, and annular groove is embedded with seal ring; Center hole coordinates with the cylndrical surface of hollow valve body and can O-ring cylinder, and can slide on the cylndrical surface of hollow valve body; Periphery coordinates with the inner chamber of pump oilcan can the inner chamber of canned pump oilcan, and can slide in the inner chamber of pump oilcan.
Described magnetic field control controller is the controller that controlling magnetic field generator generates an electromagnetic field, control time that electromagnetic field produces and the time that generates an electromagnetic field length and after generating an electromagnetic field at every turn to the interval time generated an electromagnetic field again for the second time.
Described magnetic field generator is the electromagnetic coil that can generate an electromagnetic field.
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 connecting head is the petroleum pipeline of the integral type with connecting head and connecting tube.
Described oil-feed endoporus be oil enter the inner chamber of pump oilcan through via hole, the upper end of oil-feed endoporus is inner, lower end is outer end.
Described oil well PetroChina Company Limited. sampling device, in the process taking oil, controls do not have return spring in valve in the valve of oil-feed and fuel-displaced; Time fuel-displaced, adopt the gravity of oil inlet valve decline return and close oil inlet passage and seal automatically, adopt pressure to open oil discharge passage outside oil rear pump oilcan; During oil-feed, adopt the gravity of sealing cone decline return and close oil discharge passage and seal automatically, adopt suction to open oil and enter passage in pump oilcan.
In order to ensure that buoyancy shell can keep shape and be not easy distortion, in the inner chamber of buoyancy shell, manufacture the skeleton having support.
In order to ensure that oil can normally enter in oil-feed exit orifice, the center of gravity of buoyancy shell is manufactured on the position near oil-feed exit orifice.
In order to enable oil enter in pump oilcan, the oil-feed exit orifice swimming in the buoyancy shell on oil face must slip into the following oil pump in oil face and can normally work.
There is no silt and moisture to ensure to enter in the oil in oil pump, when the bottom of oil-feed exit orifice close to oil well, adopting foot rest to support buoyancy shell and the bottom of oil-feed exit orifice and oil well is maintained a certain distance.
In order to reduce resistance when answering magnetic piston stroking upward, be provided with vent in the upper end of pump oilcan, vent can make installation answer the inner chamber of the pump oilcan of magnetic piston portion to communicate with the inner chamber of buoyancy shell.
In order to make to answer magnetic piston in driving pump oilcan answer the oil below magnetic piston to enter tubular shaft type outlet valve after can get back to top in pump oilcan smoothly, adopt power spring as the power promoting to answer magnetic piston return.
During use, be put in the oil in oil well by oil well PetroChina Company Limited. sampling device, oil-feed exit orifice and oil-feed endoporus go deep in oil, the upper part emersion oil face of buoyancy shell.The circuit of controller is controlled in connection insulated electric conductor and magnetic field, the power-on circuit that magnetic field control controller connects magnetic field generator generates an electromagnetic field, the attraction force that electromagnetic field produces pulls answers the pressure of magnetic piston overpowers power spring to move down, now, oil inlet valve closes oil inlet passage under the effect of self gravitation, oil when answering magnetic descent of piston in driving pump oilcan and make oil produce internal pressure, the inner conical surface having the oil of pressure to enter fuel-displaced sealed end from the lower end of hollow valve body upwards wash open the sealing sealed with the inner conical surface of fuel-displaced sealed end bore be shifted after continue up, enter from the upper end of hollow valve body in conveying connecting head, again from conveying connecting head through Cemented filling to the container of oil transport pipeline or transporting petroleum.Answer magnetic piston the attraction force that magnetic field generator produces pull lower compression power spring and descending put in place time, magnetic field control controller disconnects the power-on circuit of magnetic field generator, electromagnetic field disappears, answer magnetic piston up under the promotion of power spring, now, sealing is bored descending inner conical surface is shut under the effect of the gravity of self and makes oil not return the inner chamber of pump oilcan, when answering magnetic piston stroking upward, the cavity below magnetic piston of answering in pump oilcan creates pull of vacuum, pull of vacuum is inhaled dynamic oil inlet valve and is opened and oil inlet valve and the laterally interior rank of oil-feed endoporus are separated, oil from oil-feed exit orifice through oil-feed endoporus, in the annular of oil-feed endoporus the inner, rank enter the inner chamber of pump oilcan again, answer magnetic piston under the promotion of power spring up and move to the top of the inner chamber of pump oilcan time, now, oil inlet valve closes oil inlet passage under the effect of self gravitation, the power-on circuit that magnetic field control controller connects again magnetic field generator generates an electromagnetic field again, the connection of circulation like this and cut-out circuit, constantly go out oil pump and be transported in the container of oil transport pipeline or transporting petroleum.In the process of taking out oil, buoyancy shell can automatically raise with the rising in oil face or reduction or reduce.In the process of operation of oil pump, answer magnetic piston when the inner chamber of pump oilcan moves up and down, air, from the inner chamber of vent turnover pump oilcan, reduces the working resistance of answering magnetic piston.
A manufacture method for oil well PetroChina Company Limited. sampling device, is characterized in that:
During fabrication, a type in buoyancy shell employing metal, plastics, nylon, glass fibre reinforced plastics, rubber or the material manufacture of several types, when buoyancy shell when adopting rubber material to manufacture or after manufacture shaping is soft-shell, it is made to float on pasta will first in use the inflation of the inner chamber of buoyancy shell; Hollow valve body and pump oilcan adopt the material manufacture of a type in metal, plastics, nylon and glass fibre reinforced plastics or several types; A type in oil inlet valve employing metal, plastics, nylon and glass fibre reinforced plastics or the material manufacture of several types; Magnetic piston is answered to adopt the material manufacture of the hard to bear magnetic field suction of energy; Power spring adopts the material manufacture of a type in metal and rubber or two types, and when adopting rubber material to manufacture, power spring creates hollow tubular type spring, utilizes the elasticity of rubber and contractibility to realize the function of spring; A type in conveying connecting head employing metal, plastics, nylon, glass fibre reinforced plastics, rubber or the material manufacture of several types.
Buoyancy shell creates the hollow cavity producing buoyancy, the upper end of hollow cavity manufacture have stretch out hole and string holes, lower end manufactures oil-feed exit orifice, stretch out hole and create the hole allowing conveying connecting head pass, by nut fixing conveying connecting head, and by carrying connecting head and sealing gasket and nut seal to stretch out hole; String holes creates the hole allowing insulated electric conductor pass, and by insulated electric conductor and sealed rubber ring sealing string holes; Lower part in hollow cavity is provided with the interior parts installed of magnetic field generator and pump oilcan and pump oilcan, and the upper part in hollow cavity is provided with conveying connecting head; 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 oil-feed exit orifice of hollow shell lower end communicates with the oil-feed endoporus of pump oilcan lower end.
Conveniently assemble, during fabrication, after buoyancy shell is divided into two-part manufacture from the place that the shape of centre is maximum, recombinant together for buoyancy shell.
The inner chamber of pump oilcan creates cylindrical cavity, and the upper end on the center line of inner chamber manufactures has center hole to pass pump oilcan, lower end manufacture has oil-feed endoporus through pump oilcan, and manufacturing on the side of center hole has independently vent; Rank in the annular that the inner of oil-feed endoporus manufacture has plane ring type, in annular, the plane of structure on rank creates sealing surface, and sealing surface coordinates with one side below oil inlet valve.
The conveniently processing of pump oilcan and assembling, pump oilcan during fabrication, pump oilcan from recombinant behind upper end or lower end segmentation manufacture together, or, pump oilcan to punish into from top and bottom three sections manufacture after recombinants together.
Oil inlet valve creates flat board, and below dull and stereotyped, one side creates sealing surface, and sealing surface coordinates the passage that can seal oil inlet passage and open into oil with the plane of structure on rank in the annular of the inner of oil-feed endoporus.
Tubular shaft type outlet valve creates hollow valve body and sealing cone two-part, hollow valve body creates the hollow shaft of hollow pipe-type, the surface of the part that hollow valve body stretches in pump oilcan creates smooth cylndrical surface, and cylndrical surface coordinates with answering the center hole of magnetic piston; The lower end of hollow valve body manufactures fuel-displaced sealed end, the lower end surface of fuel-displaced sealed end is manufactured on the lower end of hollow valve body, upper-end surface creates inner conical surface, the large end of inner conical surface communicates with the upper end of tubular shaft type outlet valve, small end communicates with the lower end of tubular shaft type outlet valve, and inner conical surface is provided with sealing cone; Inner conical surface with seal the male cone (strobilus masculinus) of bore and coordinate, can inner conical surface be sealed under the effect of the gravity of sealing cone, sealing that inner conical surface and sealing bore can be opened when being with the oil of pressure from the endoporus of hollow valve body lower end and form passage.
Answer magnetic piston to create columniform iron core, the position of the center line of columniform iron core manufactures smooth center hole, and the periphery of columniform iron core creates smooth periphery; In smooth center hole, manufacture the annular groove having depression, annular groove is embedded with seal ring; Smooth periphery manufactures the annular groove having depression, and annular groove is embedded with seal ring; Center hole coordinates with the cylndrical surface of hollow valve body and can O-ring cylinder, and can slide on the cylndrical surface of hollow valve body; Periphery coordinates with the inner chamber of pump oilcan can the inner chamber of canned pump oilcan, and can slide in the inner chamber of pump oilcan.
Magnetic field control controller creates the controller that controlling magnetic field generator generates an electromagnetic field, control time that electromagnetic field produces and the time that generates an electromagnetic field length and after generating an electromagnetic field at every turn to the interval time generated an electromagnetic field again for the second time.
Magnetic field generator creates the electromagnetic coil that can generate an electromagnetic field.
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.
Conveying connecting head creates the petroleum pipeline of the integral type with connecting head and connecting tube.
Oil-feed endoporus create oil enter the inner chamber of pump oilcan through via hole, the upper end of oil-feed endoporus creates the inner, lower end and creates outer end.
In order to ensure that buoyancy shell can keep shape and be not easy distortion, in the inner chamber of buoyancy shell, manufacture the skeleton having support.
In order to ensure that oil can normally enter in oil-feed exit orifice, the center of gravity of buoyancy shell is manufactured on the position near oil-feed exit orifice.
In order to enable oil enter in pump oilcan, the oil-feed exit orifice swimming in the buoyancy shell on oil face must slip into the following oil pump in oil face and can normally work.
There is no silt and moisture to ensure to enter in the oil in oil pump, when the bottom of oil-feed exit orifice close to oil well, adopting foot rest to support buoyancy shell and the bottom of oil-feed exit orifice and oil well is maintained a certain distance.
In order to reduce resistance when answering magnetic piston stroking upward, manufacture in the upper end of pump oilcan and have vent, vent can make installation answer the inner chamber of the pump oilcan of magnetic piston portion to communicate with the inner chamber of buoyancy shell.
In order to make to answer magnetic piston in driving pump oilcan answer the oil below magnetic piston to enter tubular shaft type outlet valve after can get back to top in pump oilcan smoothly, adopt power spring as the power promoting to answer magnetic piston return.
Lower part in buoyancy shell is provided with pump oilcan, magnetic field generator, 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 of the oil-feed exit orifice of buoyancy shell lower end; Magnetic field generator is fixed on the lower part outside pump oilcan, and the lower end of pump oilcan is fixed on the lower end in buoyancy shell.The circuit connecting magnetic field generator is connected with field controller, and the circuit of field controller is connected with insulated electric conductor, and field controller is arranged in buoyancy shell.Tubular shaft type outlet valve is installed in pump oilcan, oil inlet valve, power spring, answer magnetic piston, tubular shaft type outlet valve is fixed on the center hole of the overlying one end of pump oilcan, after the lower end of tubular shaft type outlet valve is passed from the center hole of the upper end of pump oilcan, enter in pump oilcan through answering magnetic piston, the one side place above close to oil inlet valve is entered into after power spring, the lower end of tubular shaft type outlet valve and the one side above of oil inlet valve have gap, in the annular that oil inlet valve is arranged on oil-feed endoporus the inner on rank, below oil inlet valve, one side coordinates with the plane of structure on rank in the annular of the inner of the oil-feed endoporus of the lower end of pump oilcan and can seal or open the oil inlet passage entered in pump oilcan, answer magnetic piston to be arranged on the upper part of the inner chamber of pump oilcan, power spring is arranged on the lower part of the inner chamber of pump oilcan, the lower end that the top, upper end of power spring is pressed in and answers the lower end of magnetic piston, top, lower end is pressed in the inner chamber of pump oilcan, the part that the upper-end surface of pump oilcan is exposed in the upper end of tubular shaft type outlet valve is connected with the lower end of conveying connecting head, and conveying connecting head is fixed on the upper end of buoyancy shell by stretching out hole, and the upper end of conveying connecting head passes through flexible pipe or telescopic pipe is connected with the pipeline of transfer oil.
Compact structure, the powerful of oil well PetroChina Company Limited. of the present invention sampling device, swim on oil face, can automatically raise with the rising in oil face or reduction or reduce, and silt when taking oil bottom 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.
Accompanying drawing explanation
The overall structure schematic diagram of Tu1Shi oil well PetroChina Company Limited. sampling device.
Shown in figure: buoyancy shell 1, foot rest 2, oil-feed exit orifice 3, pump oilcan 4, hollow valve body 5, answer magnetic piston 6, power spring 7, sealing cone 8, oil inlet valve 9, vent 10, oil-feed endoporus 11, conveying connecting head 12, magnetic field generator 13.
Embodiment
Oil well PetroChina Company Limited. of the present invention sampling device mainly comprises buoyancy shell 1, oil-feed exit orifice 3, magnetic field generator 13, pump oilcan 4, oil-feed endoporus 11, oil inlet valve 9, power spring 7, sealing cone, answers magnetic piston, tubular shaft type outlet valve, conveying connecting head 12, field controller.
Lower part in buoyancy shell 1 is provided with pump oilcan 4, magnetic field generator 13, 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 of the oil-feed exit orifice 3 of buoyancy shell 1 lower end; Magnetic field generator 13 is fixed on the lower part outside pump oilcan 4, and the lower end of pump oilcan 4 is fixed on the lower end in buoyancy shell 1.
The circuit connecting magnetic field generator 13 is connected with field controller, and the circuit of field controller is connected with insulated electric conductor, and field controller is arranged in buoyancy shell 1.
Tubular shaft type outlet valve is installed in pump oilcan 4, oil inlet valve 9, power spring 7, answer magnetic piston 6, tubular shaft type outlet valve is fixed on the center hole of the overlying one end of pump oilcan 4, after the lower end of tubular shaft type outlet valve is passed from the center hole of the upper end of pump oilcan 4, enter in pump oilcan 4 through answering magnetic piston 6, the one side place above close to oil inlet valve 9 is entered into after power spring 7, the lower end of tubular shaft type outlet valve and the one side above of oil inlet valve 9 have gap, in the annular that oil inlet valve 9 is arranged on oil-feed endoporus 11 the inner on rank, below oil inlet valve 9, one side coordinates with the plane of structure on rank in the annular of the inner of the oil-feed endoporus 11 of the lower end of pump oilcan 4 and can seal or open the oil inlet passage entered in pump oilcan 4, answer magnetic piston 6 to be arranged on the upper part of the inner chamber of pump oilcan 4, power spring 7 is arranged on the lower part of the inner chamber of pump oilcan 4, the lower end that the top, upper end of power spring 7 is pressed in and answers the lower end of magnetic piston 6, top, lower end is pressed in the inner chamber of pump oilcan 4, the part that the upper-end surface of pump oilcan 4 is exposed in the upper end of tubular shaft type outlet valve is connected with the lower end of conveying connecting head 12, conveying connecting head 12 is fixed on the upper end of buoyancy shell 1 by stretching out hole, the upper end of conveying connecting head 12 is connected with the pipeline of transfer oil by flexible pipe or telescopic pipe.
The material of described buoyancy shell 1 is the material of a type in metal, plastics, nylon, glass fibre reinforced plastics, rubber or several types, when buoyancy shell 1 during employing rubber material or after being shaped is soft-shell, can pasta be floated on will first in use the inflation of the inner chamber of buoyancy shell 1; A type in material employing metal, plastics, nylon and the glass fibre reinforced plastics of hollow valve body 5 and pump oilcan 4 or the material of several types; A type in material employing metal, plastics, nylon and the glass fibre reinforced plastics of oil inlet valve 9 or the material of several types; The material of magnetic piston 6 is answered to be can the material of hard to bear magnetic field suction; The material that power spring 7 adopts is the material of a type in metal and rubber or two types, and when adopting rubber material, power spring 7 is springs of hollow pipe-type, utilizes the elasticity of rubber and contractibility to realize the function of spring; The material of conveying connecting head 12 is materials of a type in metal, plastics, nylon, glass fibre reinforced plastics, rubber or several types.
Described buoyancy shell 1 is the hollow cavity producing buoyancy, the upper end of hollow cavity has stretches out hole and there is oil-feed exit orifice 3 string holes, lower end, lower part in hollow cavity is provided with the parts of magnetic field generator 13 and pump oilcan 4 and the interior installation of pump oilcan 4, and the upper part in hollow cavity is provided with conveying connecting head 12; 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 oil-feed exit orifice 3 of hollow shell lower end communicates with the oil-feed endoporus 11 of pump oilcan 4 lower end; Stretching out hole is the hole allowing conveying connecting head 12 pass, by nut fixing conveying connecting head 12, and by carrying connecting head 12 and sealing gasket and nut seal to stretch out hole; String holes is the hole allowing insulated electric conductor pass, and by insulated electric conductor and sealed rubber ring sealing string holes; When buoyancy shell 1 is put into oil, the buoyancy that buoyancy shell 1 produces can support the parts of buoyancy shell 1 and inside thereof all wt and above floating on; When buoyancy shell 1 swims in oil general work, can raise with the rising in oil face, reduce with the reduction in oil face.
The inner chamber of described pump oilcan 4 is cylindrical bodys, and the upper end on the center line of inner chamber has that center hole passes pump oilcan 4, there is oil-feed endoporus 11 lower end through pump oilcan 4, has independently vent 10 on the side of center hole; Rank in the annular that there is plane ring type the inner of oil-feed endoporus 11, in annular, the plane of structure on rank is sealing surfaces, and sealing surface coordinates with one side below oil inlet valve 9.
The conveniently processing of pump oilcan and assembling, pump oilcan from recombinant behind upper end or lower end segmentation processing together, or after pump oilcan is punished into three sections of processing from top and bottom, recombinants together.
Described oil inlet valve 9 is dull and stereotyped, and below dull and stereotyped, one side is sealing surface, and sealing surface coordinates the passage that can seal oil inlet passage and open into oil with the plane of structure on rank in the annular of the inner of oil-feed endoporus 11.
Described tubular shaft type outlet 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 of the part that hollow valve body 5 stretches in pump oilcan 4 is smooth cylndrical surface, and cylndrical surface coordinates with answering the center hole of magnetic piston 6; There is fuel-displaced sealed end the lower end of hollow valve body 5, the lower end surface of fuel-displaced sealed end in the lower end of hollow valve body 5, upper-end surface is inner conical surface, the large end of inner conical surface communicates with the upper end of tubular shaft type outlet valve, small end communicates with the lower end of tubular shaft type outlet valve, and inner conical surface is provided with sealing cone 8; The male cone (strobilus masculinus) that inner conical surface is bored with sealing coordinates, and can seal inner conical surface under the effect of the gravity of sealing cone 8, can open the sealing of inner conical surface and sealing cone 8 and form passage when being with the oil of pressure from the endoporus of hollow valve body 5 lower end.
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; In smooth center hole, have the annular groove of depression, annular groove is embedded with seal ring; Smooth periphery has the annular groove of depression, and annular groove is embedded with seal ring; Center hole coordinates with the cylndrical surface of hollow valve body 5 and can O-ring cylinder, and can slide on the cylndrical surface of hollow valve body 5; Periphery coordinates with the inner chamber of pump oilcan 4 can the inner chamber of canned pump oilcan 4, and can slide in the inner chamber of pump oilcan 4.
Described magnetic field control controller is the controller that controlling magnetic field generator 13 generates an electromagnetic field, control time that electromagnetic field produces and the time that generates an electromagnetic field length and after generating an electromagnetic field at every turn to the interval time generated an electromagnetic field again for the second time.
Described magnetic field generator is the electromagnetic coil that can generate an electromagnetic field.
Described conveying connecting head 12 is petroleum pipelines of the integral type with connecting head and connecting tube.
Described oil-feed endoporus 11 be oil enter the inner chamber of pump oilcan 4 through via hole, the upper end of oil-feed endoporus 11 is inner, lower ends is outer ends.
Described oil well PetroChina Company Limited. sampling device, in the process taking oil, controls do not have return spring in valve in the valve of oil-feed and fuel-displaced.Time fuel-displaced, adopt the gravity of oil inlet valve 9 decline return and close oil inlet passage and seal automatically, adopt pressure to open oil discharge passage outside oil rear pump oilcan; During oil-feed, adopt the gravity of sealing cone 8 decline return and close oil discharge passage and seal automatically, adopt suction to open oil and enter passage in pump oilcan.
In order to ensure that buoyancy shell 1 can keep shape and be not easy distortion, in the inner chamber of buoyancy shell 1, manufacture the skeleton having support.
In order to ensure that oil can normally enter in oil-feed exit orifice 3, the center of gravity of buoyancy shell 1 is manufactured on the position near oil-feed exit orifice 3.
In order to enable oil enter in pump oilcan 4, the oil-feed exit orifice 3 swimming in the buoyancy shell 1 on oil face must slip into the following oil pump in oil face and can normally work.
There is no silt and moisture to ensure to enter in the oil in oil pump, when the bottom of oil-feed exit orifice 3 close to oil well, adopting foot rest 2 to support buoyancy shell 1 and oil-feed exit orifice 3 is maintained a certain distance with the bottom of oil well.
In order to reduce resistance when answering magnetic piston 6 up, be provided with vent 10 in the upper end of pump oilcan 4, vent 10 can make installation answer the inner chamber of the pump oilcan 4 of magnetic piston 6 part to communicate with the inner chamber of buoyancy shell 1.
In order to make to answer magnetic piston 6 in driving pump oilcan 4 answer the oil below magnetic piston 6 to enter tubular shaft type outlet valve after can get back to top in pump oilcan 4 smoothly, adopt power spring 7 as the power promoting to answer magnetic piston 6 return.
During use, be put in the oil in oil well by oil well PetroChina Company Limited. sampling device, oil-feed exit orifice 3 and oil-feed endoporus 11 go deep in oil, the upper part emersion oil face of buoyancy shell 1.The circuit of controller is controlled in connection insulated electric conductor and magnetic field, the power-on circuit that magnetic field control controller connects magnetic field generator 13 generates an electromagnetic field, the attraction force that electromagnetic field produces pulls the pressure of answering magnetic piston 6 to overcome power spring 7 to move down, now, oil inlet valve 9 closes oil inlet passage under the effect of self gravitation, oil when answering magnetic piston 6 descending in driving pump oilcan 4 and make oil produce internal pressure, the inner conical surface having the oil of pressure to enter fuel-displaced sealed end from the lower end of hollow valve body 5 upwards wash open the sealing sealed with the inner conical surface of fuel-displaced sealed end bore 8 be shifted after continue up, enter from the upper end of hollow valve body 5 in conveying connecting head 12, again from conveying connecting head 12 through Cemented filling to the container of oil transport pipeline or transporting petroleum.Answer magnetic piston 6 the attraction force that magnetic field generator 13 produces pull lower compression power spring 7 and descending put in place time, magnetic field control controller disconnects the power-on circuit of magnetic field generator 13, electromagnetic field disappears, answer magnetic piston 6 up under the promotion of power spring 7, now, sealing cone 8 descending inner conical surface is shut and make oil not return the inner chamber of pump oilcan 4 under the effect of the gravity of self, when answering magnetic piston 6 up, the cavity below magnetic piston 6 of answering in pump oilcan 4 creates pull of vacuum, pull of vacuum is inhaled dynamic oil inlet valve 9 and is opened and oil inlet valve 9 and the laterally interior rank of oil-feed endoporus 11 are separated, oil from oil-feed exit orifice 3 through oil-feed endoporus 11, in the annular of oil-feed endoporus 11 the inner, rank enter the inner chamber of pump oilcan 4 again, answer magnetic piston 6 under the promotion of power spring 7 up and move to the top of the inner chamber of pump oilcan 4 time, now, oil inlet valve 9 closes oil inlet passage under the effect of self gravitation, the power-on circuit that magnetic field control controller connects again magnetic field generator 13 generates an electromagnetic field again, the connection of circulation like this and cut-out circuit, constantly go out oil pump and be transported in the container of oil transport pipeline or transporting petroleum.
In the process of taking out oil, buoyancy shell 1 can automatically raise with the rising in oil face or reduction or reduce.In the process of operation of oil pump, answer magnetic piston 6 when the inner chamber of pump oilcan 4 moves up and down, air passes in and out the inner chamber of pump oilcan 4 from vent 10, reduces the working resistance of answering magnetic piston 6.
Claims (6)
1. an oil well PetroChina Company Limited. sampling device, is characterized in that: described oil well PetroChina Company Limited. sampling device comprises buoyancy shell (1), oil-feed exit orifice (3), magnetic field generator (13), pump oilcan (4), oil-feed endoporus (11), oil inlet valve (9), power spring (7), sealing cone, answers magnetic piston, tubular shaft type outlet valve, conveying connecting head (12), field controller;
Lower part in buoyancy shell (1) is provided with pump oilcan (4), magnetic field generator (13), 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 of the oil-feed exit orifice (3) of buoyancy shell (1) lower end; Magnetic field generator (13) is fixed on the lower 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 connecting magnetic field generator (13) is connected with field controller, and the circuit of field controller is connected with insulated electric conductor, and field controller is arranged in buoyancy shell (1);
In pump oilcan (4), tubular shaft type outlet valve is installed, oil inlet valve (9), power spring (7), answer magnetic piston (6), tubular shaft type outlet valve is fixed on the center hole of the overlying one end of pump oilcan (4), after the lower end of tubular shaft type outlet valve is passed from the center hole of the upper end of pump oilcan (4), enter in pump oilcan (4) through answering magnetic piston (6), the one side place above close to oil inlet valve (9) is entered into after power spring (7), the one side above of the lower end of tubular shaft type outlet valve and oil inlet valve (9) has gap, oil inlet valve (9) to be arranged in the inner annular of oil-feed endoporus (11) on rank, below oil inlet valve (9), one side coordinates with the plane of structure on rank in the annular of the inner of the oil-feed endoporus (11) of the lower end of pump oilcan (4) and can seal or open the oil inlet passage entered in pump oilcan (4), magnetic piston (6) is answered to be arranged on the upper part of the inner chamber of pump oilcan (4), power spring (7) is arranged on the lower part of the inner chamber of pump oilcan (4), the lower end that the top, upper end of power spring (7) is pressed in and answers the lower end of magnetic piston (6), top, lower end is pressed in the inner chamber of pump oilcan (4), the part that the upper-end surface of pump oilcan (4) is exposed in the upper end of tubular shaft type outlet valve is connected with the lower end of conveying connecting head (12), conveying connecting head (12) is fixed on the upper end of buoyancy shell (1) by stretching out hole, the upper end of conveying connecting head (12) is connected with the pipeline of transfer oil by flexible pipe or telescopic pipe,
The material of described buoyancy shell (1) is the material of a type in metal, plastics, nylon, glass fibre reinforced plastics, rubber or several types, when buoyancy shell (1) during employing rubber material or after being shaped is soft-shell, can pasta be floated on will first in use the inflation of the inner chamber of buoyancy shell (1); A type in material employing metal, plastics, nylon and the glass fibre reinforced plastics of hollow valve body (5) and pump oilcan (4) or the material of several types; A type in material employing metal, plastics, nylon and the glass fibre reinforced plastics of oil inlet valve (9) or the material of several types; The material of magnetic piston (6) is answered to be can the material of hard to bear magnetic field suction; The material that power spring (7) adopts is the material of a type in metal and rubber or two types, when adopting rubber material, power spring (7) is the spring of hollow pipe-type, utilizes the elasticity of rubber and contractibility to realize the function of spring; The material of conveying connecting head (12) is the material of a type in metal, plastics, nylon, glass fibre reinforced plastics, rubber or several types;
Described buoyancy shell (1) is the hollow cavity producing buoyancy, the upper end of hollow cavity has stretches out hole and there is oil-feed exit orifice (3) string holes, lower end, lower part in hollow cavity is provided with the interior parts installed of magnetic field generator (13) and pump oilcan (4) and pump oilcan (4), and the upper part in hollow cavity is provided with conveying connecting head (12); 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 oil-feed exit orifice (3) of hollow shell lower end communicates with the oil-feed endoporus (11) of pump oilcan (4) lower end; Stretching out hole is the hole allowing conveying connecting head (12) pass, by nut fixing conveying connecting head (12), and by carrying connecting head (12) and sealing gasket and nut seal to stretch out hole; String holes is the hole allowing insulated electric conductor pass, and by insulated electric conductor and sealed rubber ring sealing string holes; When buoyancy shell (1) is put into oil, the buoyancy that buoyancy shell (1) produces can support the parts of buoyancy shell (1) and inside thereof all wt and above floating on; When buoyancy shell (1) swims in oil general work, can raise with the rising in oil face, reduce with the reduction in oil face;
The inner chamber of described pump oilcan (4) is cylindrical body, upper end on the center line of inner chamber has that center hole passes pump oilcan (4), there is oil-feed endoporus (11) lower end through pump oilcan (4), has independently vent (10) on the side of center hole; Rank in the annular that there is plane ring type the inner of oil-feed endoporus (11), in annular, the plane of structure on rank is sealing surfaces, and sealing surface coordinates with one side below oil inlet valve (9);
The conveniently processing of pump oilcan and assembling, pump oilcan from recombinant behind upper end or lower end segmentation processing together, or after pump oilcan is punished into three sections of processing from top and bottom, recombinants are together;
Described oil inlet valve (9) is dull and stereotyped, and below dull and stereotyped, one side is sealing surface, and sealing surface coordinates the passage that can seal oil inlet passage and open into oil with the plane of structure on rank in the annular of the inner of oil-feed endoporus (11);
Described tubular shaft type outlet valve comprises hollow valve body (5) and sealing cone (8), hollow valve body (5) is the hollow shaft of hollow pipe-type, the surface of the part that hollow valve body (5) stretches in pump oilcan (4) is smooth cylndrical surface, and cylndrical surface coordinates with answering the center hole of magnetic piston (6); There is fuel-displaced sealed end the lower end of hollow valve body (5), the lower end surface of fuel-displaced sealed end in the lower end of hollow valve body (5), upper-end surface is inner conical surface, the large end of inner conical surface communicates with the upper end of tubular shaft type outlet valve, small end communicates with the lower end of tubular shaft type outlet valve, and inner conical surface is provided with sealing cone (8); The male cone (strobilus masculinus) that inner conical surface is bored with sealing coordinates, can inner conical surface be sealed under the effect of the gravity of sealing cone (8), inner conical surface can be opened when being with the oil of pressure from the endoporus of hollow valve body (5) lower end and bore the sealing of (8) with sealing and form passage;
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; In smooth center hole, have the annular groove of depression, annular groove is embedded with seal ring; Smooth periphery has the annular groove of depression, and annular groove is embedded with seal ring; Center hole coordinates with the cylndrical surface of hollow valve body (5) and can O-ring cylinder, and can slide on the cylndrical surface of hollow valve body (5); Periphery coordinates with the inner chamber of pump oilcan (4) can the inner chamber of canned pump oilcan (4), and can slide in the inner chamber of pump oilcan (4);
Described magnetic field control controller is the controller that controlling magnetic field generator (13) generates an electromagnetic field, control time that electromagnetic field produces and the time that generates an electromagnetic field length and after generating an electromagnetic field at every turn to the interval time generated an electromagnetic field again for the second time;
Described magnetic field generator is the electromagnetic coil that can generate an electromagnetic field;
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 connecting head (12) is the petroleum pipeline of the integral type with connecting head and connecting tube;
Described oil-feed endoporus (11) be oil enter the inner chamber of pump oilcan (4) through via hole, the upper end of oil-feed endoporus (11) is inner, lower end is outer end;
Described oil well PetroChina Company Limited. sampling device, in the process taking oil, controls do not have return spring in valve in the valve of oil-feed and fuel-displaced; Time fuel-displaced, adopt the gravity of oil inlet valve (9) decline return and close oil inlet passage and seal automatically, adopt pressure to open oil discharge passage outside oil rear pump oilcan; During oil-feed, adopt the gravity of sealing cone (8) decline return and close oil discharge passage and seal automatically, adopt suction to open oil and enter passage in pump oilcan;
During use, be put in the oil in oil well by oil well PetroChina Company Limited. sampling device, oil-feed exit orifice (3) and oil-feed endoporus (11) go deep in oil, the upper part emersion oil face of buoyancy shell (1), the circuit of controller is controlled in connection insulated electric conductor and magnetic field, the power-on circuit that magnetic field control controller connects magnetic field generator (13) generates an electromagnetic field, the attraction force that electromagnetic field produces pulls the pressure of answering magnetic piston (6) to overcome power spring (7) to move down, now, oil inlet valve (9) closes oil inlet passage under the effect of self gravitation, oil when answering magnetic piston (6) descending in driving pump oilcan (4) and make oil produce internal pressure, the inner conical surface having the oil of pressure to enter fuel-displaced sealed end from the lower end of hollow valve body (5) upwards wash open the sealing sealed with the inner conical surface of fuel-displaced sealed end bore (8) be shifted after continue up, enter from the upper end of hollow valve body (5) in conveying connecting head (12), again from conveying connecting head (12) through Cemented filling to the container of oil transport pipeline or transporting petroleum, answer magnetic piston (6) the attraction force that magnetic field generator (13) produces pull lower compression power spring (7) and descending put in place time, magnetic field control controller disconnects the power-on circuit of magnetic field generator (13), electromagnetic field disappears, answer magnetic piston (6) up under the promotion of power spring (7), now, sealing cone (8) descending inner conical surface is shut and make oil not return the inner chamber of pump oilcan (4) under the effect of the gravity of self, when answering magnetic piston (6) up, the cavity below magnetic piston (6) of answering in pump oilcan (4) creates pull of vacuum, pull of vacuum is inhaled dynamic oil inlet valve (9) and is opened and oil inlet valve (9) and the laterally interior rank of oil-feed endoporus (11) are separated, oil from oil-feed exit orifice (3) through oil-feed endoporus (11), in the annular that oil-feed endoporus (11) is inner, rank enter the inner chamber of pump oilcan (4) again, answer magnetic piston (6) under the promotion of power spring (7) up and move to the top of the inner chamber of pump oilcan (4) time, now, oil inlet valve (9) closes oil inlet passage under the effect of self gravitation, the power-on circuit that magnetic field control controller connects again magnetic field generator (13) generates an electromagnetic field again, the connection of circulation like this and cut-out circuit, constantly go out oil pump and be transported in the container of oil transport pipeline or transporting petroleum, in the process of taking out oil, buoyancy shell (1) can automatically raise with the rising in oil face or reduction or reduce, in the process of operation of oil pump, answer magnetic piston (6) when the inner chamber of pump oilcan (4) moves up and down, air, from the inner chamber of vent (10) turnover pump oilcan (4), reduces the working resistance of answering magnetic piston (6).
2. oil well PetroChina Company Limited. according to claim 1 sampling device, is characterized in that: in order to ensure that buoyancy shell (1) can keep shape and be not easy distortion, manufacture the skeleton having support in the inner chamber of buoyancy shell (1);
In order to ensure that oil can normally enter in oil-feed exit orifice (3), the center of gravity of buoyancy shell (1) is manufactured on the position near oil-feed exit orifice (3);
In order to enable oil enter in pump oilcan (4), the oil-feed exit orifice (3) swimming in the buoyancy shell (1) on oil face must slip into the following oil pump in oil face and can normally work.
3. oil well PetroChina Company Limited. according to claim 1 sampling device, it is characterized in that: there is no silt and moisture to ensure to enter in the oil in oil pump, when the bottom of oil-feed exit orifice (3) close to oil well, adopt foot rest (2) to support buoyancy shell (1) and oil-feed exit orifice (3) is maintained a certain distance with the bottom of oil well;
In order to reduce resistance when answering magnetic piston (6) up, be provided with vent (10) in the upper end of pump oilcan (4), vent (10) can make installation answer the inner chamber of the pump oilcan (4) of magnetic piston (6) part to communicate with the inner chamber of buoyancy shell (1).
4. oil well PetroChina Company Limited. according to claim 1 sampling device, it is characterized in that: in order to make to answer magnetic piston (6) in driving pump oilcan (4) answer the oil below magnetic piston (6) to enter tubular shaft type outlet valve after can get back to top in pump oilcan (4) smoothly, adopt power spring (7) as the power promoting to answer magnetic piston (6) return.
5. oil well PetroChina Company Limited. according to claim 1 sampling device, it is characterized in that: compact structure, the powerful of described oil well PetroChina Company Limited. sampling device, swim on oil face, can automatically raise with the rising in oil face or reduction or reduce, silt when taking oil bottom 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. a manufacture method for oil well PetroChina Company Limited. sampling device, is characterized in that:
During fabrication, a type in buoyancy shell (1) employing metal, plastics, nylon, glass fibre reinforced plastics, rubber or the material manufacture of several types, when buoyancy shell (1) when adopting rubber material to manufacture or after manufacture shaping is soft-shell, it is made to float on pasta will first in use the inflation of the inner chamber of buoyancy shell (1); Hollow valve body (5) and pump oilcan (4) adopt the material manufacture of a type in metal, plastics, nylon and glass fibre reinforced plastics or several types; A type in oil inlet valve (9) employing metal, plastics, nylon and glass fibre reinforced plastics or the material manufacture of several types; Magnetic piston (6) is answered to adopt the material manufacture of the hard to bear magnetic field suction of energy; Power spring (7) adopts the material manufacture of a type in metal and rubber or two types, when adopting rubber material to manufacture, power spring (7) creates hollow tubular type spring, utilizes the elasticity of rubber and contractibility to realize the function of spring; A type in conveying connecting head (12) employing metal, plastics, nylon, glass fibre reinforced plastics, rubber or the material manufacture of several types;
Buoyancy shell (1) creates the hollow cavity producing buoyancy, the upper end of hollow cavity manufacture have stretch out hole and string holes, lower end manufactures oil-feed exit orifice (3), stretch out hole and create the hole allowing conveying connecting head (12) pass, by nut fixing conveying connecting head (12), and by carrying connecting head (12) and sealing gasket and nut seal to stretch out hole; String holes creates the hole allowing insulated electric conductor pass, and by insulated electric conductor and sealed rubber ring sealing string holes; Lower part in hollow cavity is provided with the interior parts installed of magnetic field generator (13) and pump oilcan (4) and pump oilcan (4), and the upper part in hollow cavity is provided with conveying connecting head (12); 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 oil-feed exit orifice (3) of hollow shell lower end communicates with the oil-feed endoporus (11) of pump oilcan (4) lower end;
Conveniently assemble, during fabrication, after buoyancy shell (1) is divided into two-part manufacture from the place that the shape of centre is maximum, recombinant together for buoyancy shell (1);
The inner chamber of pump oilcan (4) creates cylindrical cavity, upper end on the center line of inner chamber manufactures has center hole to pass pump oilcan (4), lower end manufacture has oil-feed endoporus (11) through pump oilcan (4), and manufacturing on the side of center hole has independently vent (10); Rank in the annular that the inner of oil-feed endoporus (11) manufacture has plane ring type, in annular, the plane of structure on rank creates sealing surface, and sealing surface coordinates with one side below oil inlet valve (9);
The conveniently processing of pump oilcan and assembling, pump oilcan during fabrication, pump oilcan from recombinant behind upper end or lower end segmentation manufacture together, or, pump oilcan to punish into from top and bottom three sections manufacture after recombinants together;
Oil inlet valve (9) creates flat board, and below dull and stereotyped, one side creates sealing surface, and sealing surface coordinates the passage that can seal oil inlet passage and open into oil with the plane of structure on rank in the annular of the inner of oil-feed endoporus (11);
Tubular shaft type outlet valve creates hollow valve body (5) and sealing cone (8) two-part, hollow valve body (5) creates the hollow shaft of hollow pipe-type, the surface of the part that hollow valve body (5) stretches in pump oilcan (4) creates smooth cylndrical surface, and cylndrical surface coordinates with answering the center hole of magnetic piston (6); The lower end of hollow valve body (5) manufactures fuel-displaced sealed end, the lower end surface of fuel-displaced sealed end is manufactured on the lower end of hollow valve body (5), upper-end surface creates inner conical surface, the large end of inner conical surface communicates with the upper end of tubular shaft type outlet valve, small end communicates with the lower end of tubular shaft type outlet valve, and inner conical surface is provided with sealing cone (8); The male cone (strobilus masculinus) that inner conical surface is bored with sealing coordinates, can inner conical surface be sealed under the effect of the gravity of sealing cone (8), inner conical surface can be opened when being with the oil of pressure from the endoporus of hollow valve body (5) lower end and bore the sealing of (8) with sealing and form passage;
Answer magnetic piston (6) to create columniform iron core, the position of the center line of columniform iron core manufactures smooth center hole, and the periphery of columniform iron core creates smooth periphery; In smooth center hole, manufacture the annular groove having depression, annular groove is embedded with seal ring; Smooth periphery manufactures the annular groove having depression, and annular groove is embedded with seal ring; Center hole coordinates with the cylndrical surface of hollow valve body (5) and can O-ring cylinder, and can slide on the cylndrical surface of hollow valve body (5); Periphery coordinates with the inner chamber of pump oilcan (4) can the inner chamber of canned pump oilcan (4), and can slide in the inner chamber of pump oilcan (4);
Magnetic field control controller creates the controller that controlling magnetic field generator (13) generates an electromagnetic field, control time that electromagnetic field produces and the time that generates an electromagnetic field length and after generating an electromagnetic field at every turn to the interval time generated an electromagnetic field again for the second time;
Magnetic field generator creates the electromagnetic coil that can generate an electromagnetic field;
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;
Conveying connecting head creates the petroleum pipeline of the integral type with connecting head and connecting tube;
Oil-feed endoporus (11) create oil enter the inner chamber of pump oilcan (4) through via hole, the upper end of oil-feed endoporus (11) creates the inner, lower end and creates outer end;
In order to ensure that buoyancy shell (1) can keep shape and be not easy distortion, in the inner chamber of buoyancy shell (1), manufacture the skeleton having support;
In order to ensure that oil can normally enter in oil-feed exit orifice (3), the center of gravity of buoyancy shell (1) is manufactured on the position near oil-feed exit orifice (3);
In order to enable oil enter in pump oilcan (4), the oil-feed exit orifice (3) swimming in the buoyancy shell (1) on oil face must slip into the following oil pump in oil face and can normally work;
Silt and moisture is not had in order to ensure to enter in the oil in oil pump, when the bottom of oil-feed exit orifice (3) close to oil well, adopt foot rest (2) to support buoyancy shell (1) and oil-feed exit orifice (3) is maintained a certain distance with the bottom of oil well;
In order to reduce resistance when answering magnetic piston (6) up, manufacture in the upper end of pump oilcan (4) and have vent (10), vent (10) can make installation answer the inner chamber of the pump oilcan (4) of magnetic piston (6) part to communicate with the inner chamber of buoyancy shell (1);
In order to make to answer magnetic piston (6) in driving pump oilcan (4) answer the oil below magnetic piston (6) to enter tubular shaft type outlet valve after can get back to top in pump oilcan (4) smoothly, adopt power spring (7) as the power promoting to answer magnetic piston (6) return;
Lower part in buoyancy shell (1) is provided with pump oilcan (4), magnetic field generator (13), 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 of the oil-feed exit orifice (3) of buoyancy shell (1) lower end, magnetic field generator (13) is fixed on the lower 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 connecting magnetic field generator (13) is connected with field controller, and the circuit of field controller is connected with insulated electric conductor, and field controller is arranged in buoyancy shell (1), in pump oilcan (4), tubular shaft type outlet valve is installed, oil inlet valve (9), power spring (7), answer magnetic piston (6), tubular shaft type outlet valve is fixed on the center hole of the overlying one end of pump oilcan (4), after the lower end of tubular shaft type outlet valve is passed from the center hole of the upper end of pump oilcan (4), enter in pump oilcan (4) through answering magnetic piston (6), the one side place above close to oil inlet valve (9) is entered into after power spring (7), the one side above of the lower end of tubular shaft type outlet valve and oil inlet valve (9) has gap, oil inlet valve (9) to be arranged in the inner annular of oil-feed endoporus (11) on rank, below oil inlet valve (9), one side coordinates with the plane of structure on rank in the annular of the inner of the oil-feed endoporus (11) of the lower end of pump oilcan (4) and can seal or open the oil inlet passage entered in pump oilcan (4), magnetic piston (6) is answered to be arranged on the upper part of the inner chamber of pump oilcan (4), power spring (7) is arranged on the lower part of the inner chamber of pump oilcan (4), the lower end that the top, upper end of power spring (7) is pressed in and answers the lower end of magnetic piston (6), top, lower end is pressed in the inner chamber of pump oilcan (4), the part that the upper-end surface of pump oilcan (4) is exposed in the upper end of tubular shaft type outlet valve is connected with the lower end of conveying connecting head (12), conveying connecting head (12) is fixed on the upper end of buoyancy shell (1) by stretching out hole, the upper end of conveying connecting head (12) is connected with the pipeline of transfer oil by flexible pipe or telescopic pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510950337.3A CN105484984A (en) | 2015-12-18 | 2015-12-18 | Petroleum extraction device in oil well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510950337.3A CN105484984A (en) | 2015-12-18 | 2015-12-18 | Petroleum extraction device in oil well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105484984A true CN105484984A (en) | 2016-04-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510950337.3A Pending CN105484984A (en) | 2015-12-18 | 2015-12-18 | Petroleum extraction device in oil well |
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| Country | Link |
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| CN (1) | CN105484984A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110173405A (en) * | 2019-05-22 | 2019-08-27 | 杨迪章 | A kind of environmentally friendly energy-saving and frequency-variable pump of intelligent-induction |
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- 2015-12-18 CN CN201510950337.3A patent/CN105484984A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110173405A (en) * | 2019-05-22 | 2019-08-27 | 杨迪章 | A kind of environmentally friendly energy-saving and frequency-variable pump of intelligent-induction |
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Application publication date: 20160413 |