CN105673432A

CN105673432A - Environment-friendly shale gas extraction equipment

Info

Publication number: CN105673432A
Application number: CN201610047840.2A
Authority: CN
Inventors: 任云海
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-01-25
Filing date: 2016-01-25
Publication date: 2016-06-15

Abstract

The invention provides environment-friendly shale gas extraction equipment and belongs to the extraction technology and delivery technology of shale gas. A gas pumping shell and an upper magnetic body are mounted in a protective shell. The upper magnetic body is located outside the gas pumping shell. The lower end of the gas pumping shell is fixed in the protective shell. A gas outlet valve is fixed in a center hole of the gas pumping shell. A magnetism-induced piston is mounted in the gas pumping shell. A gas inlet channel of a gas inlet cavity is sealed through a sealing pore plate. A gas inlet channel of an extrusion cavity is sealed through a sealing cap. A limiting pore plate is fixed in a limiting hole in the upper end of the magnetism-induced piston. The sealing cap is mounted on the annular sealing face of the magnetism-induced piston. The environment-friendly shale gas extraction equipment is compact in structure, small in vibration, high in electrical energy utilization rate, strong in power, high in shale gas extraction efficiency and suitable for extracting shale gas from a shale gas well and boosting the shale gas in the shale gas delivery process.

Description

Shale gas equipment is extracted in environmental protection

Technical field

The present invention relates to shale gas production technique field, particularly relate to a kind of from shale gas well extract shale gas and conveying shale gas way in supercharging environmental protection extract shale gas equipment.

Background technology

The extraction of traditional shale gas is that the inflating pump charged shale gas adopting toggle extracts, the big inefficiency of volume of the inflating pump of toggle. For this, we have devised volume is little, pumping efficiency is high shale gas extracting device.

Summary of the invention

That the present invention relates in order that provide manufacture and the method thereof that shale gas equipment is extracted in the environmental protection that a kind of utilization rate of electrical is high, efficiently take out pressure shale gas.

For achieving the above object, environmental protection of the present invention extraction shale gas equipment mainly includes protecting crust, upper magnet, lower magnet, pump gas shell, air inlet, sealing orifice plate, seals cap, sealing cone or ball sealer, answers magnetic piston, restriction orifice, internal taper hole, passage, air outlet valve, field controller; Or, described environmental protection is extracted shale gas equipment and is mainly included protecting crust, upper magnet, lower magnet, pump gas shell, air inlet, sealing orifice plate, seals cap, sealing cone or ball sealer, answers magnetic piston, restriction orifice, internal taper hole, passage, air outlet valve, field controller, electronic remote controller.

Being provided with upper magnet and lower magnet in protecting crust, upper magnet is fixed on the upper part outside pump gas shell, and lower magnet is fixed on the lower part outside pump gas shell, and protecting crust is fixed on outside protection upper magnet and the lower magnet of pump gas shell; Below the outside of protecting crust, one side is fixed with foot rest, and the lower end of foot rest is lower than the position of the air inlet of pump gas shell lower end.

The circuit connecting upper magnet and lower magnet is connected with field controller, the circuit of field controller is connected with electronic remote controller, electronic remote controller is connected with insulated electric conductor, and the electronic signal receptor of field controller, electronic remote controller and electronic remote controller is arranged in protecting crust; Or, the circuit connecting upper magnet and lower magnet is connected with field controller, and the circuit of field controller is connected with insulated electric conductor, and field controller is arranged in protecting crust.

Sealing orifice plate is installed in pump gas shell, answers magnetic piston, seals cap, restriction orifice, answer the interior intracavity that magnetic piston is arranged on pump gas shell to slide up and down; It is fixed with restriction orifice in the spacing hole answering magnetic piston upper end, the annular sealing surface sealing neck end answering in point compression of upper part of magnetic piston there is the inner sealing surface sealing cap matched, seal cap answering can move up and down between compression and restriction orifice dividing of magnetic piston, seal cap and coordinate the inlet channel that can seal or open the extrusion chamber entered in pump gas shell with the annular sealing surface answering magnetic piston; Inside lower part at pump gas shell is provided with the protrusion platform sealing sealing orifice plate with the lower end in pump gas shell; Seal orifice plate to coordinate with the annular sealing surface protruding platform and can seal or open the inlet channel in entrance pump gas shell; When answering magnetic piston stroking upward, the lumen portion answering the lower sections of pump gas shell of magnetic piston is inlet chamber; When answering magnetic descent of piston, the lumen portion answering the pump gas shell of magnetic piston upper part is extrusion chamber. Air inlet position in the lower end of pump gas shell is fixed with air inlet pipe, and the endoporus of air inlet pipe communicates with air inlet; Being provided with air outlet valve in the upper end of pump gas shell, the lower part of air outlet valve is fixed in the centre bore of the overlying one end of pump gas shell; The upper end of air outlet valve is exposed the part of the upper surface of pump gas shell and is connected with the pipeline of conveying shale gas by flexible pipe or hard tube.

The material of described protecting crust is the composite of a type of material in metal, plastics, nylon, fiberglass or several types; The material sealing cap, hollow valve body and pump gas shell adopts the composite of a type of material in metal, plastics, nylon and fiberglass or several types; Seal the composite of a type of material in cone and ball sealer employing metal, plastics, nylon and rubber or several types; The material sealing orifice plate adopts the composite of a type of material in metal, plastics, nylon and fiberglass or several types; The material answering magnetic piston is able to be subject to the material of magnetic field suction.

Described protecting crust is the hollow cavity of annular, hollow cavity has string holes, is provided with upper magnet, lower magnet and field controller in hollow cavity, or, upper magnet, lower magnet, field controller and electronic remote controller are installed in hollow cavity; The inner of the annular housing of hollow cavity is fixed on pump gas shell; String holes is to allow the hole of insulated electric conductor traverse.

For the ease of the processing of protecting crust be easy to accessory to load in protecting crust, described protecting crust is the assembly after segmentation, and after the annular position of protecting crust is divided into two parts, recombinant is together.

The inner chamber of described pump gas shell is circular cylindrical cavity, and the face of cylinder of cylindrical cavity is smooth curved surface; Upper end on the centrage of inner chamber has centre bore to have air inlet traverse pump gas shell through pump gas shell, lower end; There is protrusion platform protruding upward at the middle part of the lower end in pump gas shell, the upper end protruding platform is annular sealing surface, the inside protruding platform is air inlet, when the upper end protruding platform is fitted without sealing orifice plate, the inlet chamber in pump gas shell communicates with air inlet, and the annular sealing surface protruding platform coordinates with sealing one side below orifice plate; Described annular sealing surface is smooth, smooth planar annular, respectively answer magnetic piston seal neck upper end with seal cap inner sealing surface coordinates and in pump gas shell protrusion platform upper end with sealing orifice plate below sealing surface coordinate.

Described air outlet valve includes hollow valve body and seals cone or ball sealer, and hollow valve body is hollow pipe, and internal taper hole is in the middle part of the inner chamber of hollow pipe or middle and lower part, and the internal diameter of the upper part of the internal taper hole in hollow pipe internal diameter big, lower sections of is little; There is return-air sealed end the lower end of hollow valve body, the lower surface of return-air sealed end in the lower end of hollow valve body, upper surface be internal taper hole, the big end of internal taper hole communicates with the upper end of air outlet valve, small end communicates with the lower end of air outlet valve, is provided with sealing cone or ball sealer on the inner conical surface of internal taper hole; The sealing of inner conical surface and sealing cone or ball sealer can be opened when entering, from the endoporus of hollow valve body lower end, the gas having pressure and form passage.

For the ease of the processing of pump gas shell be easy to accessory to load in pump gas shell, described pump gas shell is the assembly after segmentation; The upper end of the cylindrical cavity body portion in pump gas shell is divided into two-stage nitration, the upper part of segmentation place is pump cover, lower part is the main body of pump gas shell, centre bore is on pump cover, and air inlet is at the middle part of the main body lower end of pump gas shell, and the body combination of pump cover and pump gas shell becomes a composite entity; Or, the lower end of the cylindrical cavity body portion in pump gas shell is divided into two-stage nitration, the lower part of segmentation place is pump cover, upper part is the main body of pump gas shell, air inlet is at the middle part of pump cover, centre bore is at the middle part of the upper end of the main body of pump gas shell, and the body combination of pump cover and pump gas shell becomes a composite entity.

Described to answer magnetic piston be cylindrical iron core, the limited location hole, position of the centrage of cylindrical iron core, point compression, passage and accommodation hole; The limited location hole, upper end of cylindrical iron core, spacing hole a point compression is presented herein below, divide compression middle part passage is presented herein below; The inner ring dividing compression is to seal neck, and the inside sealing neck is above a section of passage, and the upper end sealing neck is annular sealing surface, and annular sealing surface is lower than the upper end of the periphery of point compression; Answer magnetic piston the periphery sealing neck on be fitted without sealing cap and seal the inner sealing surface of cap not with ring packing face seal time, passage and the accommodation hole answering magnetic piston and divide a compression to communicate; Spacing hole is used for fixing restriction orifice, and point pore is for disperseing the gas passed through and guiding gas to enter the air passing hole on restriction orifice; The periphery of cylindrical iron core is smooth periphery, has the annular groove of depression on smooth periphery, and annular groove is embedded with sealing ring; Periphery coordinate with the inner chamber of pump gas shell can the inner chamber of canned pump gas shell, and can slide at the interior intracavity of pump gas shell. Described spacing hole is the rounded face of circular hole circular hole is inlay restriction orifice stationary plane, and the annular bottom surface of circular hole is the face that restriction restriction orifice inlays the degree of depth; A described point compression is divided into two sections, and sealing neck part above is circular hole, and the exterior portion sealing neck is the groove of annular, and the periphery of the periphery of circular hole and the groove of annular is connected, and circular hole communicates with passage; Described passage is the hole communicated with inlet chamber and point compression.

Described annular sealing surface is the smooth sealing surface of annular, annular sealing surface respectively answer magnetic piston seal neck upper end with seal cap inner sealing surface coordinates and in pump gas shell protrusion platform upper end with sealing orifice plate below sealing surface coordinate.

Described internal taper hole is tapered circular hole, the face of circular hole is inner conical surface, inner conical surface and the mating spherical surfaces sealing male cone (strobilus masculinus) or the ball sealer bored, inner conical surface can be sealed under sealing the effect of gravity of cone or ball sealer self, pass through suction when sealing and having suction above cone or ball sealer and can open the passage of inner conical surface and the ball face sealing sealing cone or ball sealer; Sealing the air pressure above cone or ball sealer more big, the gluing, sealing effect sealing cone or ball sealer and inner conical surface is more good.

Described restriction orifice is to have the plate of air passing hole or meshed spacing net, is embedded on the anchor ring of spacing hole and is adjacent to the annular bottom surface of spacing hole; Air passing hole and mesh are used for allowing shale gas pass through.

Described sealing cone is cone or cone cylinder, and the periphery of cone or cone cylinder is smooth male cone (strobilus masculinus); Inner conical surface is sealed by pressing under the self gravitation of sealing conisphere when the male cone (strobilus masculinus) that sealing is bored seals with inner conical surface.

Described ball sealer is the periphery of spherosome or oval ball, spherosome or oval ball is sealing surface, and sealing surface is smooth sphere; Bore by sealing or press under the self gravitation of ball sealer and seal inner conical surface when the sphere of sealing cone or ball sealer seals with inner conical surface.

Described sealing orifice plate is circular flat board, and the part that below flat board, one side coordinates with the upper end protruding platform is sealing surface, flat board coordinate with the upper end of protrusion platform beyond part on have and pass through hole; Seal the sealing surface of orifice plate for coordinating with the annular sealing surface protruding platform upper end, be used for allowing shale gas pass through by hole.

Described sealing cap is the circular pipe type cap body that top seals, and it is inner sealing surface that the inner top of sealing cap divides, and the cylindrical parts near inner sealing surface has air passing hole.

Described field controller is the controller that control upper magnet and lower magnet circulation produce electromagnetic field, to the interval time producing electromagnetic field for the second time more every time after controlling the time of upper magnet and the generation of lower magnet electromagnetic field and the time length of generation electromagnetic field and producing electromagnetic field.

Described upper magnet and lower magnet are able to produce the solenoid of electromagnetic field.

Described electronic remote controller is to turn on and cuts off the switch of circuit of field controller, and including the switch sections and the electronic telecontrol part that switch on or off circuit, electronic telecontrol part includes remote controller switch and electronic signal receptor; Remote controller switchs to be carried with for staff, it is simple to staff handles environmental protection and extracts the normal operation of shale gas equipment and cut off the control circuit of environmental protection extraction shale gas equipment; Described electronic remote controller can have in the present invention, it is also possible to does not have.

Described air inlet pipe is to connect the air inlet of pump gas shell and connect the hollow pipe of the pipeline of output shale gas in shale gas well.

Described air inlet be shale gas enter the inner chamber of pump gas shell through air passing hole, in the centre protruding platform, air inlet communicates with the inner chamber of pump gas shell.

In inlet chamber, lay in shale gas, in extrusion chamber, extrude shale gas and produce air pressure; When entering shale gas in extrusion chamber, inlet chamber communicates with extrusion chamber; When getting rid of shale gas in extrusion chamber, inlet chamber is by sealing cone or ball sealer and the internal taper hole answered in magnetic piston seals and disconnects the inlet channel of entrance extrusion chamber.

Described environmental protection extracts shale gas equipment in the process taking out pressure shale gas, controls do not have return spring into shale gas passage with in going out the one-way check valve of shale gas passage; When inlet chamber enters shale gas, answer the suction that magnetic piston stroking upward produces to open to seal orifice plate and open the passage into shale gas with protruding the sealing of platform, be arranged on answer on magnetic piston seal on neck seal cap under the effect of self gravitation automatic decline return and the passage entering shale gas closed in entrance extrusion chamber seals; When extrusion chamber enters shale gas, be arranged on air outlet valve internal taper hole seal cone or the passage discharging shale gas that ball sealer utilizes the gravity of self to make sealing cone or ball sealer decline return automatically and closes on air outlet valve seals, answer magnetic descent of piston and making inlet chamber in, to produce pressure and promote and seal cone or the up passage entering shale gas then opened in entrance extrusion chamber of ball sealer; When extrusion chamber extrudes shale gas, promote under the effect of outlet pressure on the internal taper hole of air outlet valve seal cone or ball sealer is up and open the passage discharging shale gas of air outlet valve, be arranged on and answer the cap that seals sealing on neck on magnetic piston to utilize the gravity of self to make sealing cap decline return automatically close and answer the passage entering shale gas on magnetic piston to seal.

In order to ensure environmental protection extract shale gas equipment can normal operation, adopt what electronic remote controller controlled field controller to connect being switched on and off of circuit; Or, employing connects being switched on and off of the power-on circuit of the contactor control field controller of insulated electric conductor.

In order to ensure that protecting crust can protect upper magnet and lower magnet keep shape and are not easy deformation, the cavity of protecting crust manufactures the skeleton having support.

In order to enable to answer the shale gas in the inlet chamber in magnetic piston driving pump gas shell to enter in extrusion chamber, the electromagnetic field that lower magnet produces is adopted to answer magnetic piston to move down the power shale gas in inlet chamber being clamp-oned extrusion chamber as pulling.

During use, the inlet end of air inlet pipe that environmental protection is extracted shale gas equipment is connected with the pipeline of the shale gas output in shale gas well. Circuit does not have electronic remote controller, directly connects the power-on circuit of contactor and the field controller being connected with insulated electric conductor; Circuit there are electronic remote controller, electronic signal receptor receive and start the circuit that signal is followed by leading to electronic remote controller with field controller; Field controller circulation is connected the power-on circuit of upper magnet and lower magnet and is produced electromagnetic field; The captivation that upper magnet electromagnetic field produces pulls and answers magnetic piston to move up, when answering magnetic piston to start up, be arranged on answer on magnetic piston seal on neck seal cap under the effect of the gravity of self descending return and close shale gas and enter the passage of extrusion chamber; When answering magnetic piston stroking upward, the up of magnetic piston is answered to make the shale gas in extrusion chamber create pressure, there is the shale gas of pressure to promote from the internal taper hole that the endoporus of the sealed end of air outlet valve lower end enters in air outlet valve and seal cone or ball sealer is up and open the sealing passage of air outlet valve, make the shale gas in extrusion chamber enter in the pipeline of conveying shale gas or in the container containing of transport shale gas through air outlet valve; Answer magnetic piston when up, magnetic piston is answered also to make to create in inlet chamber pull of vacuum, pull of vacuum inhales movable sealing orifice plate makes sealing orifice plate and the annular sealing surface protruding platform separate, shale gas enters into protrusion platform from air inlet pipe through air inlet, enters answering inlet chamber magnetic piston below in pump gas shell in by hole then through sealing on orifice plate.

When answering magnetic piston stroking upward to move into place, the power-on circuit of field controller disconnection upper magnet is followed by the power-on circuit of catharsis magnet, and the electromagnetic field of upper magnet disappears, and the electromagnetic field that lower magnet produces pulls answers magnetic descent of piston; When answering magnetic piston to start descending, seal orifice plate under the effect of self gravitation descending and close enter inlet chamber inlet channel, in air outlet valve seal cone or ball sealer under the effect of the gravity of self descending return and seal the inner conical surface of air outlet valve, cut off the outlet passageway of extrusion chamber; Answer magnetic piston when descending, shale gas that magnetic piston is forced in inlet chamber is answered to make shale gas produce internal pressure, there is the shale gas of pressure to enter into from the passage answering magnetic piston and continue up after the annular sealing surface sealing neck upper end upwards washes the sealing cap displacement with ring packing face seal open, enter in extrusion chamber after the air passing hole on undue pore and restriction orifice.

Answer magnetic piston descending when putting in place under the pulling of the electromagnetic field that lower magnet produces, cap descending the annular sealing surface under the effect of the gravity of self that seal sealing on neck on magnetic piston is answered to shut and make shale gas not return inlet chamber, now, field controller is connected again the power-on circuit of upper magnet and is again produced electromagnetic field and make to answer magnetic piston stroking upward; So power-on circuit being switched on and off Magnet and lower magnet of circulation, make upper magnet produce electromagnetic field to pull and answer the electromagnetic field that magnetic piston stroking upward, lower magnet produce to pull to answer magnetic descent of piston, constantly shale gas is pumped and be transported in the pipeline of conveying shale gas or transport in the container containing of shale gas.

The manufacture method of shale gas equipment is extracted in a kind of environmental protection, it is characterised in that:

During fabrication, protecting crust adopts the composite manufacture of a type of material in metal, plastics, nylon, fiberglass or several types; Seal cap, hollow valve body and pump gas shell and adopt the composite manufacture of a type of material in metal, plastics, nylon and fiberglass or several types; Seal the composite manufacture of a type of material in cone and ball sealer employing metal, plastics, nylon and rubber or several types; Seal orifice plate and adopt the composite manufacture of a type of material in metal, plastics, nylon and fiberglass or several types; Magnetic piston is answered to adopt the material manufacture of the hard to bear magnetic field suction of energy.

Protecting crust creates the hollow cavity of annular, and hollow cavity has string holes, and string holes creates and allows the hole of insulated electric conductor traverse; Upper magnet, lower magnet and field controller are installed in hollow cavity, or, upper magnet, lower magnet, field controller and electronic remote controller are installed in hollow cavity; The inner of the annular housing of hollow cavity is fixed on pump gas shell.

In order to convenient for assembly, during fabrication, after protecting crust is divided into two parts manufacture from the place that middle shape is maximum, recombinant is together for protecting crust.

The inner chamber of pump gas shell creates the cavity of cylinder, and the periphery of cylindrical cavity creates smooth curved surface; Upper end on the centrage of inner chamber manufactures to have has air inlet traverse pump gas shell through the centre bore of pump gas shell, lower end manufacture; The middle part of the lower end in pump gas shell manufactures protrusion platform protruding upward, the upper end protruding platform creates annular sealing surface, the inside protruding platform creates air inlet, when the upper end protruding platform is fitted without sealing orifice plate, inlet chamber in pump gas shell communicates with air inlet, and the annular sealing surface protruding platform coordinates with sealing one side below orifice plate; Described annular sealing surface creates smooth, smooth planar annular, and the upper end manufacturing the protrusion platform that the inner sealing surface in the upper end sealing neck with sealing cap of answering magnetic piston coordinates and manufactures in pump gas shell respectively coordinates with the sealing surface sealed below orifice plate.

Air outlet valve creates hollow valve body and seals cone or ball sealer two parts, hollow valve body creates hollow pipe, internal taper hole manufacture is in the middle part of the inner chamber of hollow pipe or middle and lower part, and the internal diameter that the internal diameter that the upper part of the internal taper hole in hollow pipe manufactures is big, lower part manufactures is little; The lower end of hollow valve body manufactures return-air sealed end, the lower surface of return-air sealed end manufactures and creates internal taper hole in the lower end of hollow valve body, upper surface, the big end of internal taper hole communicates with the upper end of air outlet valve, small end communicates with the lower end of air outlet valve, is provided with sealing cone or ball sealer on the inner conical surface of internal taper hole; The sealing of inner conical surface and sealing cone or ball sealer can be opened when entering, from the endoporus of hollow valve body lower end, the gas having pressure and form passage.

For the ease of the processing of pump gas shell be easy to accessory to load in pump gas shell, described pump gas shell creates the assembly after segmental machining manufactures; The upper end of the cylindrical cavity body portion in pump gas shell is divided into two-stage nitration manufacture, the upper part of segmentation place creates pump cover, lower part creates the main body of pump gas shell, centre bore manufactures on pump cover, air inlet manufactures at the middle part of the main body lower end of pump gas shell, and it is a composite entity that pump cover and the main body after pump gas shell are combined into after manufacturing; Or, the lower end of the cylindrical cavity body portion in pump gas shell is divided into two-stage nitration manufacture, the lower part of segmentation place creates pump cover, upper part creates the main body of pump gas shell, air inlet manufactures at the middle part of pump cover, it is a composite entity that centre bore manufacture is combined into after the main body of the middle part of the upper end of the main body of pump gas shell, pump cover and pump gas shell manufactures.

Answering magnetic piston to create the iron core of cylinder, the position of the centrage of cylindrical iron core manufactures limited location hole, point compression and passage; The upper end of cylindrical iron core manufactures limited location hole, and below spacing hole, manufacture has a point compression, and below the middle part of point compression, manufacture has passage; The inner ring dividing compression creates sealing neck, and the upper end sealing neck creates annular sealing surface, and the upper surface sealing neck creates the upper end of the periphery lower than point compression; Answer magnetic piston the periphery sealing neck on be fitted without sealing cap and seal the inner sealing surface of cap not with ring packing face seal time, passage and the accommodation hole answering magnetic piston and divide a compression to communicate; The periphery of cylindrical iron core creates smooth periphery, manufactures the annular groove having depression on smooth periphery, and annular groove is embedded with sealing ring; Periphery coordinate with the inner chamber of pump gas shell can the inner chamber of canned pump gas shell, and can slide at the interior intracavity of pump gas shell. Described spacing hole creates circular hole, and the ring surface of circular hole creates inlays restriction orifice stationary plane, and the annular bottom surface of circular hole creates restriction restriction orifice and inlays the face of the degree of depth; A described point compression creates two sections, and the upper part sealing neck creates circular hole, and the exterior portion sealing neck creates the groove of annular, and the periphery of the periphery of circular hole and the groove of annular creates one, and circular hole communicates with passage; Described passage creates the circular hole communicated with internal taper hole.

Described internal taper hole creates tapered circular hole, the face of circular hole creates inner conical surface, inner conical surface can be sealed under sealing the effect of gravity of cone or ball sealer self, pass through suction when sealing and having suction above cone or ball sealer and can open the passage of inner conical surface and the ball face sealing sealing cone or ball sealer; Sealing the air pressure above cone or ball sealer more big, the gluing, sealing effect sealing cone or ball sealer and inner conical surface is more good.

Restriction orifice creates the plate of air passing hole or meshed spacing net, is embedded on the anchor ring of spacing hole and is adjacent to the annular bottom surface of spacing hole; Air passing hole and mesh create the hole allowing shale gas pass through.

Ball sealer creates the periphery of spherosome or oval ball, spherosome or oval ball and creates sealing surface, and sealing surface creates smooth sphere; Bore by sealing or press under the self gravitation of ball sealer and seal inner conical surface when the sphere of sealing cone or ball sealer seals with inner conical surface.

Sealing cone and create cone or cone cylinder, the periphery of cone or cone cylinder creates smooth male cone (strobilus masculinus); Inner conical surface is sealed by pressing under the self gravitation of sealing conisphere when the male cone (strobilus masculinus) that sealing is bored seals with inner conical surface.

The described cap that seals creates the circular pipe type cap body that top seals, and seals the inner top of cap and divides and create inner sealing surface, and the cylindrical parts manufacture near inner sealing surface has air passing hole.

Sealing orifice plate and create the flat board of circle, below flat board, one side creates sealing surface with the part that coordinates of upper end protruding platform, flat board coordinate with the upper end of protrusion platform beyond part on manufacture have and allow what gas passed through to pass through hole; The sealing surface sealing orifice plate coordinates with the annular sealing surface protruding platform upper end.

Field controller creates and controls upper magnet and lower magnet circulation produces the controller of electromagnetic field, to the interval time producing electromagnetic field for the second time more every time after controlling time and the time length producing electromagnetic field that upper magnet and lower magnet electromagnetic field produce and producing electromagnetic field.

Described upper magnet and lower magnet create the solenoid that can produce electromagnetic field.

Electronic remote controller creates the switch of the circuit being switched on and off field controller, and including the switch sections and the electronic telecontrol part that switch on or off circuit, electronic telecontrol part includes remote controller switch and electronic signal receptor; Described electronic remote controller can have in the present invention, it is also possible to does not have.

Air inlet pipe creates the air inlet connecting pump gas shell and connects the hollow pipe of the pipeline of output shale gas in shale gas well.

Air inlet create shale gas enter pump gas shell inner chamber through via, manufacture in the centre protruding platform, air inlet communicates with the inner chamber of pump gas shell.

Being provided with upper magnet and lower magnet in protecting crust, upper magnet is fixed on the upper part outside pump gas shell, and lower magnet is fixed on the lower part outside pump gas shell, and protecting crust is fixed on outside protection upper magnet and the lower magnet of pump gas shell; Below the outside of protecting crust, one side is fixed with foot rest, and the lower end of foot rest is lower than the position of the air inlet of pump gas shell lower end. The circuit connecting upper magnet and lower magnet is connected with field controller, the circuit of field controller is connected with electronic remote controller, electronic remote controller is connected with insulated electric conductor, and the electronic signal receptor of field controller, electronic remote controller and electronic remote controller is arranged in protecting crust; Or, the circuit connecting upper magnet and lower magnet is connected with field controller, and the circuit of field controller is connected with insulated electric conductor, and field controller is arranged in protecting crust. Sealing orifice plate is installed in pump gas shell, answers magnetic piston, seals cap, restriction orifice, answer the interior intracavity that magnetic piston is arranged on pump gas shell to slide up and down; It is fixed with restriction orifice in the spacing hole answering magnetic piston upper end, the annular sealing surface sealing neck end answering in point compression of upper part of magnetic piston there is the inner sealing surface sealing cap matched, seal cap answering can move up and down between compression and restriction orifice dividing of magnetic piston, seal cap and coordinate the inlet channel that can seal or open the extrusion chamber entered in pump gas shell with the annular sealing surface answering magnetic piston; Inside lower part at pump gas shell is provided with the protrusion platform sealing sealing orifice plate with the lower end in pump gas shell; Seal orifice plate to coordinate with the annular sealing surface protruding platform and can seal or open the inlet channel in entrance pump gas shell; When answering magnetic piston stroking upward, the lumen portion answering the lower sections of pump gas shell of magnetic piston is inlet chamber; When answering magnetic descent of piston, the lumen portion answering the pump gas shell of magnetic piston upper part is extrusion chamber. Air inlet position in the lower end of pump gas shell is fixed with air inlet pipe, and the endoporus of air inlet pipe communicates with air inlet; Being provided with air outlet valve in the upper end of pump gas shell, the lower part of air outlet valve is fixed in the centre bore of the overlying one end of pump gas shell; The upper end of air outlet valve is exposed the part of the upper surface of pump gas shell and is connected with the pipeline of conveying shale gas by flexible pipe or hard tube.

Environmental protection of the present invention extract shale gas equipment compact conformation, vibrate little, utilization rate of electrical is high, powerful, the efficiency extracting shale gas is high, the shale gas that is suitable for extracting in shale gas well and in the way of conveying shale gas to shale gas supercharging; The market prospect of industrialization is good, commercial value is high, manufactures and uses all very convenient.

Accompanying drawing explanation

Fig. 1 and Fig. 2 is the structural representation that shale gas equipment is extracted in environmental protection;

Fig. 3 is the structural representation answering magnetic piston;

Fig. 4 is the schematic appearance of the top view answering magnetic piston.

Shown in figure: pump gas shell 1, answer magnetic piston 2, passage 3, hollow valve body 4, seal cone or ball sealer 5, restriction orifice 6, seal orifice plate 7, upper magnet 8, lower magnet 9, air inlet 10, air passing hole 11, air inlet pipe 13, by hole 14, foot rest 15, passage 16, annular sealing surface 17, point compression 18, spacing hole 19, protecting crust 21, annular bottom surface 25.

Detailed description of the invention

Environmental protection of the present invention is extracted shale gas equipment and is mainly included protecting crust, upper magnet, lower magnet, pump gas shell, air inlet, sealing orifice plate, seals cap, sealing cone or ball sealer, answers magnetic piston, restriction orifice, internal taper hole, passage, air outlet valve, field controller; Or including protecting crust, upper magnet, lower magnet, pump gas shell, air inlet, sealing orifice plate, sealing cap, sealing cone or ball sealer, answer magnetic piston, restriction orifice, internal taper hole, passage, air outlet valve, field controller, electronic remote controller.

In order to ensure environmental protection extract shale gas equipment can normal operation, adopt what electronic remote controller controlled field controller to connect being switched on and off of circuit; Or, employing connects being switched on and off of the power-on circuit of the contactor control field controller of insulated electric conductor;

In order to ensure that protecting crust can protect upper magnet and lower magnet keep shape and are not easy deformation, the cavity of protecting crust manufactures the skeleton having support;

Claims

1. shale gas equipment is extracted in an environmental protection, it is characterised in that: described environmental protection is extracted shale gas equipment and is included protecting crust, upper magnet, lower magnet, pump gas shell, air inlet, sealing orifice plate, seals cap, ball sealer, answers magnetic piston, restriction orifice, internal taper hole, passage, air outlet valve, field controller;

Being provided with upper magnet and lower magnet in protecting crust, upper magnet is fixed on the upper part outside pump gas shell, and lower magnet is fixed on the lower part outside pump gas shell, and protecting crust is fixed on outside protection upper magnet and the lower magnet of pump gas shell; Below the outside of protecting crust, one side is fixed with foot rest, and the lower end of foot rest is lower than the position of the air inlet of pump gas shell lower end;

The circuit connecting upper magnet and lower magnet is connected with field controller, and the circuit of field controller is connected with insulated electric conductor, and field controller is arranged in protecting crust;

Sealing orifice plate is installed in pump gas shell, answers magnetic piston, seals cap, restriction orifice, answer the interior intracavity that magnetic piston is arranged on pump gas shell to slide up and down; It is fixed with restriction orifice in the spacing hole answering magnetic piston upper end, the annular sealing surface sealing neck end answering in point compression of upper part of magnetic piston there is the inner sealing surface sealing cap matched, seal cap answering can move up and down between compression and restriction orifice dividing of magnetic piston, seal cap and coordinate the inlet channel that can seal or open the extrusion chamber entered in pump gas shell with the annular sealing surface answering magnetic piston; Inside lower part at pump gas shell is provided with the protrusion platform sealing sealing orifice plate with the lower end in pump gas shell; Seal orifice plate to coordinate with the annular sealing surface protruding platform and can seal or open the inlet channel in entrance pump gas shell; When answering magnetic piston stroking upward, the lumen portion answering the lower sections of pump gas shell of magnetic piston is inlet chamber; When answering magnetic descent of piston, the lumen portion answering the pump gas shell of magnetic piston upper part is extrusion chamber; Air inlet position in the lower end of pump gas shell is fixed with air inlet pipe, and the endoporus of air inlet pipe communicates with air inlet; Being provided with air outlet valve in the upper end of pump gas shell, the lower part of air outlet valve is fixed in the centre bore of the overlying one end of pump gas shell; The upper end of air outlet valve is exposed the part of the upper surface of pump gas shell and is connected with the pipeline of conveying shale gas by flexible pipe or hard tube;

The material of described protecting crust is the composite of a type of material in metal, plastics, nylon, fiberglass or several types; The material sealing cap, hollow valve body and pump gas shell adopts the composite of a type of material in metal, plastics, nylon and fiberglass or several types; The material of ball sealer adopts the composite of a type of material in metal, plastics, nylon and rubber or several types; The material sealing orifice plate adopts the composite of a type of material in metal, plastics, nylon and fiberglass or several types; The material answering magnetic piston is able to be subject to the material of magnetic field suction;

Described protecting crust is the hollow cavity of annular, hollow cavity has string holes, is provided with upper magnet, lower magnet and field controller in hollow cavity; The inner of the annular housing of hollow cavity is fixed on pump gas shell; String holes is to allow the hole of insulated electric conductor traverse;

For the ease of the processing of protecting crust be easy to accessory to load in protecting crust, described protecting crust is the assembly after segmentation, and after the annular position of protecting crust is divided into two parts, recombinant is together;

The inner chamber of described pump gas shell is circular cylindrical cavity, and the face of cylinder of cylindrical cavity is smooth curved surface; Upper end on the centrage of inner chamber has centre bore to have air inlet traverse pump gas shell through pump gas shell, lower end; There is protrusion platform protruding upward at the middle part of the lower end in pump gas shell, the upper end protruding platform is annular sealing surface, the inside protruding platform is air inlet, when the upper end protruding platform is fitted without sealing orifice plate, the inlet chamber in pump gas shell communicates with air inlet, and the annular sealing surface protruding platform coordinates with sealing one side below orifice plate; Described annular sealing surface is smooth, smooth planar annular, respectively answer magnetic piston seal neck upper end with seal cap inner sealing surface coordinates and in pump gas shell protrusion platform upper end with sealing orifice plate below sealing surface coordinate;

Described air outlet valve includes hollow valve body and ball sealer, and hollow valve body is hollow pipe, and internal taper hole is in the middle part of the inner chamber of hollow pipe or middle and lower part, and the internal diameter of the upper part of the internal taper hole in hollow pipe internal diameter big, lower sections of is little; There is return-air sealed end the lower end of hollow valve body, the lower surface of return-air sealed end in the lower end of hollow valve body, upper surface be internal taper hole, the big end of internal taper hole communicates with the upper end of air outlet valve, small end communicates with the lower end of air outlet valve, is provided with ball sealer on the inner conical surface of internal taper hole; The sealing of inner conical surface and ball sealer can be opened when entering, from the endoporus of hollow valve body lower end, the gas having pressure and form passage;

For the ease of the processing of pump gas shell be easy to accessory to load in pump gas shell, described pump gas shell is the assembly after segmentation; The upper end of the cylindrical cavity body portion in pump gas shell is divided into two-stage nitration, the upper part of segmentation place is pump cover, lower part is the main body of pump gas shell, centre bore is on pump cover, and air inlet is at the middle part of the main body lower end of pump gas shell, and the body combination of pump cover and pump gas shell becomes a composite entity; Or, the lower end of the cylindrical cavity body portion in pump gas shell is divided into two-stage nitration, the lower part of segmentation place is pump cover, upper part is the main body of pump gas shell, air inlet is at the middle part of pump cover, centre bore is at the middle part of the upper end of the main body of pump gas shell, and the body combination of pump cover and pump gas shell becomes a composite entity;

Described to answer magnetic piston be cylindrical iron core, the limited location hole, position of the centrage of cylindrical iron core, point compression, passage and accommodation hole; The limited location hole, upper end of cylindrical iron core, spacing hole a point compression is presented herein below, divide compression middle part passage is presented herein below; The inner ring dividing compression is to seal neck, and the inside sealing neck is above a section of passage, and the upper end sealing neck is annular sealing surface, and annular sealing surface is lower than the upper end of the periphery of point compression; Answer magnetic piston the periphery sealing neck on be fitted without sealing cap and seal the inner sealing surface of cap not with ring packing face seal time, passage and the accommodation hole answering magnetic piston and divide a compression to communicate; Spacing hole is used for fixing restriction orifice, and point pore is for disperseing the gas passed through and guiding gas to enter the air passing hole on restriction orifice; The periphery of cylindrical iron core is smooth periphery, has the annular groove of depression on smooth periphery, and annular groove is embedded with sealing ring; Periphery coordinate with the inner chamber of pump gas shell can the inner chamber of canned pump gas shell, and can slide at the interior intracavity of pump gas shell; Described spacing hole is the rounded face of circular hole circular hole is inlay restriction orifice stationary plane, and the annular bottom surface of circular hole is the face that restriction restriction orifice inlays the degree of depth; A described point compression is divided into two sections, and sealing neck part above is circular hole, and the exterior portion sealing neck is the groove of annular, and the periphery of the periphery of circular hole and the groove of annular is connected, and circular hole communicates with passage; Described passage is the hole communicated with inlet chamber and point compression;

Described annular sealing surface is the smooth sealing surface of annular, annular sealing surface respectively answer magnetic piston seal neck upper end with seal cap inner sealing surface coordinates and in pump gas shell protrusion platform upper end with sealing orifice plate below sealing surface coordinate;

Described internal taper hole is tapered circular hole, the face of circular hole is inner conical surface, the mating spherical surfaces of inner conical surface and ball sealer, inner conical surface can be sealed under the effect of the gravity of ball sealer self, have during suction on ball sealer and pass through the passage that suction can open the ball face sealing of inner conical surface and ball sealer; Air pressure above ball sealer is more big, and ball sealer is more good with the gluing, sealing effect of inner conical surface;

Described restriction orifice is to have the plate of air passing hole or meshed spacing net, is embedded on the anchor ring of spacing hole and is adjacent to the annular bottom surface of spacing hole; Air passing hole and mesh are used for allowing shale gas pass through;

Described ball sealer is the periphery of spherosome or oval ball, spherosome or oval ball is sphere, and sphere is sealing surface; Inner conical surface is sealed by pressing under the self gravitation of ball sealer when the sphere of ball sealer seals with inner conical surface;

Described sealing cap is the circular pipe type cap body that top seals, and it is inner sealing surface that the inner top of sealing cap divides, and the cylindrical parts near inner sealing surface has air passing hole;

Described sealing orifice plate is circular flat board, and the part that below flat board, one side coordinates with the upper end protruding platform is sealing surface, flat board coordinate with the upper end of protrusion platform beyond part on have and pass through hole; Seal the sealing surface of orifice plate for coordinating with the annular sealing surface protruding platform upper end, be used for allowing shale gas pass through by hole;

Described field controller is the controller that control upper magnet and lower magnet circulation produce electromagnetic field, to the interval time producing electromagnetic field for the second time more every time after controlling the time of upper magnet and the generation of lower magnet electromagnetic field and the time length of generation electromagnetic field and producing electromagnetic field;

Described upper magnet and lower magnet are able to produce the solenoid of electromagnetic field;

Described air inlet pipe is to connect the air inlet of pump gas shell and connect the hollow pipe of the pipeline of output shale gas in shale gas well;

Described air inlet be shale gas enter the inner chamber of pump gas shell through air passing hole, in the centre protruding platform, air inlet communicates with the inner chamber of pump gas shell;

In inlet chamber, lay in shale gas, in extrusion chamber, extrude shale gas and produce air pressure; When entering shale gas in extrusion chamber, inlet chamber communicates with extrusion chamber; When getting rid of shale gas in extrusion chamber, inlet chamber is sealed by ball sealer and the internal taper hole answered in magnetic piston and disconnects the inlet channel of entrance extrusion chamber;

Described environmental protection extracts shale gas equipment in the process taking out pressure shale gas, controls do not have return spring into shale gas passage with in going out the one-way check valve of shale gas passage; When inlet chamber enters shale gas, answer the suction that magnetic piston stroking upward produces to open to seal orifice plate and open the passage into shale gas with protruding the sealing of platform, be arranged on answer on magnetic piston seal on neck seal cap under the effect of self gravitation automatic decline return and the passage entering shale gas closed in entrance extrusion chamber seals; When extrusion chamber enters shale gas, it is arranged on that the ball sealer of the internal taper hole of air outlet valve utilizes the gravity of self to make ball sealer decline return automatically and the passage discharging shale gas of closing on air outlet valve seals, answers magnetic descent of piston to make inlet chamber in, to produce pressure and promote the up passage entering shale gas then opened in entrance extrusion chamber of ball sealer; When extrusion chamber extrudes shale gas, promote the ball sealer on the internal taper hole of air outlet valve up under the effect of outlet pressure and open the passage discharging shale gas of air outlet valve, be arranged on and answer the cap that seals sealing on neck on magnetic piston to utilize the gravity of self to make sealing cap decline return automatically close and answer the passage entering shale gas on magnetic piston to seal;

During use, the inlet end of air inlet pipe that environmental protection is extracted shale gas equipment is connected with the pipeline of the shale gas output in shale gas well; Connecting the power-on circuit of contactor and the field controller being connected with insulated electric conductor, field controller circulation is connected the power-on circuit of upper magnet and lower magnet and is produced electromagnetic field; The captivation that upper magnet electromagnetic field produces pulls and answers magnetic piston to move up, when answering magnetic piston to start up, be arranged on answer on magnetic piston seal on neck seal cap under the effect of the gravity of self descending return and close shale gas and enter the passage of extrusion chamber; When answering magnetic piston stroking upward, the up of magnetic piston is answered to make the shale gas in extrusion chamber create pressure, there is the shale gas of pressure to promote ball sealer up from the internal taper hole that the endoporus of the sealed end of air outlet valve lower end enters in air outlet valve and open the sealing passage of air outlet valve, make the shale gas in extrusion chamber enter in the pipeline of conveying shale gas or in the container containing of transport shale gas through air outlet valve; Answer magnetic piston when up, magnetic piston is answered also to make to create in inlet chamber pull of vacuum, pull of vacuum inhales movable sealing orifice plate makes sealing orifice plate and the annular sealing surface protruding platform separate, shale gas enters into protrusion platform from air inlet pipe through air inlet, answers in the inlet chamber below magnetic piston then through sealing being entered by hole on orifice plate in pump gas shell;

When answering magnetic piston stroking upward to move into place, the power-on circuit of field controller disconnection upper magnet is followed by the power-on circuit of catharsis magnet, and the electromagnetic field of upper magnet disappears, and the electromagnetic field that lower magnet produces pulls answers magnetic descent of piston; When answering magnetic piston to start descending, seal orifice plate under the effect of self gravitation descending and close enter inlet chamber inlet channel, ball sealer in air outlet valve under the effect of the gravity of self descending return and seal the inner conical surface of air outlet valve, cut off the outlet passageway of extrusion chamber; Answer magnetic piston when descending, shale gas that magnetic piston is forced in inlet chamber is answered to make shale gas produce internal pressure, there is the shale gas of pressure to enter into from the passage answering magnetic piston and continue up after the annular sealing surface sealing neck upper end upwards washes the sealing cap displacement with ring packing face seal open, enter after the air passing hole on undue pore and restriction orifice in extrusion chamber;

2. shale gas equipment is extracted in environmental protection according to claim 1, it is characterized in that: in order to enable to answer the shale gas in the inlet chamber in magnetic piston driving pump gas shell to enter in extrusion chamber, adopt the electromagnetic field that lower magnet produces to answer magnetic piston to move down the power shale gas in inlet chamber being clamp-oned extrusion chamber as pulling.

3. shale gas equipment is extracted in environmental protection according to claim 1, it is characterised in that: in order to ensure environmental protection take out shale gas equipment can normal operation, adopt the contactor connecting insulated electric conductor to control being switched on and off of power-on circuit of field controller.

4. shale gas equipment is extracted in environmental protection according to claim 1, it is characterised in that: in order to ensure that protecting crust can protect upper magnet and lower magnet keep shape and are not easy deformation, the cavity of protecting crust manufactures the skeleton having support.

5. shale gas equipment is extracted in environmental protection according to claim 1, it is characterized in that: described environmental protection extract shale gas equipment compact conformation, vibrate little, utilization rate of electrical is high, powerful, the efficiency extracting shale gas is high, is suitable for the shale gas in extraction shale gas well and to shale gas supercharging in the way of conveying shale gas; The market prospect of industrialization is good, commercial value is high, manufactures and uses all very convenient.

6. the manufacture method of an environmental protection extraction shale gas equipment, it is characterised in that: during fabrication, protecting crust adopts the composite manufacture of a type of material in metal, plastics, nylon, fiberglass or several types; Seal cap, hollow valve body and pump gas shell and adopt the composite manufacture of a type of material in metal, plastics, nylon and fiberglass or several types; Ball sealer adopts the composite manufacture of a type of material in metal, plastics, nylon and rubber or several types; Seal orifice plate and adopt the composite manufacture of a type of material in metal, plastics, nylon and fiberglass or several types; Magnetic piston is answered to adopt the material manufacture of the hard to bear magnetic field suction of energy;

Protecting crust creates the hollow cavity of annular, and hollow cavity has string holes, and string holes creates and allows the hole of insulated electric conductor traverse; Upper magnet, lower magnet and field controller are installed in hollow cavity; The inner of the annular housing of hollow cavity is fixed on pump gas shell;

In order to convenient for assembly, during fabrication, after protecting crust is divided into two parts manufacture from the place that middle shape is maximum, recombinant is together for protecting crust;

The inner chamber of pump gas shell creates the cavity of cylinder, and the periphery of cylindrical cavity creates smooth curved surface; Upper end on the centrage of inner chamber manufactures to have has air inlet traverse pump gas shell through the centre bore of pump gas shell, lower end manufacture; The middle part of the lower end in pump gas shell manufactures protrusion platform protruding upward, the upper end protruding platform creates annular sealing surface, the inside protruding platform creates air inlet, when the upper end protruding platform is fitted without sealing orifice plate, inlet chamber in pump gas shell communicates with air inlet, and the annular sealing surface protruding platform coordinates with sealing one side below orifice plate; Described annular sealing surface creates smooth, smooth planar annular, and the upper end manufacturing the protrusion platform that the inner sealing surface in the upper end sealing neck with sealing cap of answering magnetic piston coordinates and manufactures in pump gas shell respectively coordinates with the sealing surface sealed below orifice plate;

Air outlet valve creates hollow valve body and ball sealer two parts, hollow valve body creates hollow pipe, internal taper hole manufacture is in the middle part of the inner chamber of hollow pipe or middle and lower part, and the internal diameter that the internal diameter that the upper part of the internal taper hole in hollow pipe manufactures is big, lower part manufactures is little; The lower end of hollow valve body manufactures return-air sealed end, the lower surface of return-air sealed end manufactures and creates internal taper hole in the lower end of hollow valve body, upper surface, the big end of internal taper hole communicates with the upper end of air outlet valve, small end communicates with the lower end of air outlet valve, is provided with ball sealer on the inner conical surface of internal taper hole; The sealing of inner conical surface and ball sealer can be opened when entering, from the endoporus of hollow valve body lower end, the gas having pressure and form passage;

For the ease of the processing of pump gas shell be easy to accessory to load in pump gas shell, described pump gas shell creates the assembly after segmental machining manufactures; The upper end of the cylindrical cavity body portion in pump gas shell is divided into two-stage nitration manufacture, the upper part of segmentation place creates pump cover, lower part creates the main body of pump gas shell, centre bore manufactures on pump cover, air inlet manufactures at the middle part of the main body lower end of pump gas shell, and it is a composite entity that pump cover and the main body after pump gas shell are combined into after manufacturing; Or, the lower end of the cylindrical cavity body portion in pump gas shell is divided into two-stage nitration manufacture, the lower part of segmentation place creates pump cover, upper part creates the main body of pump gas shell, air inlet manufactures at the middle part of pump cover, it is a composite entity that centre bore manufacture is combined into after the main body of the middle part of the upper end of the main body of pump gas shell, pump cover and pump gas shell manufactures;

Answering magnetic piston to create the iron core of cylinder, the position of the centrage of cylindrical iron core manufactures limited location hole, point compression and passage; The upper end of cylindrical iron core manufactures limited location hole, and below spacing hole, manufacture has a point compression, and below the middle part of point compression, manufacture has passage; The inner ring dividing compression creates sealing neck, and the upper end sealing neck creates annular sealing surface, and the upper surface sealing neck creates the upper end of the periphery lower than point compression; Answer magnetic piston the periphery sealing neck on be fitted without sealing cap and seal the inner sealing surface of cap not with ring packing face seal time, passage and the accommodation hole answering magnetic piston and divide a compression to communicate; The periphery of cylindrical iron core creates smooth periphery, manufactures the annular groove having depression on smooth periphery, and annular groove is embedded with sealing ring; Periphery coordinate with the inner chamber of pump gas shell can the inner chamber of canned pump gas shell, and can slide at the interior intracavity of pump gas shell; Described spacing hole creates circular hole, and the ring surface of circular hole creates inlays restriction orifice stationary plane, and the annular bottom surface of circular hole creates restriction restriction orifice and inlays the face of the degree of depth; A described point compression creates two sections, and the upper part sealing neck creates circular hole, and the exterior portion sealing neck creates the groove of annular, and the periphery of the periphery of circular hole and the groove of annular creates one, and circular hole communicates with passage; Described passage creates the circular hole communicated with internal taper hole;

Described annular sealing surface creates the smooth sealing surface of annular, and annular sealing surface manufactures the upper end of the protrusion platform that the inner sealing surface in the upper end sealing neck with sealing cap of answering magnetic piston coordinates and manufactures in pump gas shell respectively and coordinates with the sealing surface sealed below orifice plate;

Described internal taper hole creates tapered circular hole, the face of circular hole creates inner conical surface, inner conical surface can be sealed under the effect of the gravity of ball sealer self, have during suction on ball sealer and pass through the passage that suction can open the ball face sealing of inner conical surface and ball sealer; Air pressure above ball sealer is more big, and ball sealer is more good with the gluing, sealing effect of inner conical surface;

Restriction orifice creates the plate of air passing hole or meshed spacing net, is embedded on the anchor ring of spacing hole and is adjacent to the annular bottom surface of spacing hole; Air passing hole and mesh create the hole allowing shale gas pass through;

Ball sealer creates the periphery of spherosome or oval ball, spherosome or oval ball and creates sealing surface, and sealing surface creates sphere; Inner conical surface is sealed by pressing under the self gravitation of ball sealer when the sphere of ball sealer seals with inner conical surface;

The described cap that seals creates the circular pipe type cap body that top seals, and seals the inner top of cap and divides and create inner sealing surface, and the cylindrical parts manufacture near inner sealing surface has air passing hole;

Sealing orifice plate and create the flat board of circle, below flat board, one side creates sealing surface with the part that coordinates of upper end protruding platform, flat board coordinate with the upper end of protrusion platform beyond part on manufacture have and allow what gas passed through to pass through hole; The sealing surface sealing orifice plate coordinates with the annular sealing surface protruding platform upper end;

Field controller creates and controls upper magnet and lower magnet circulation produces the controller of electromagnetic field, to the interval time producing electromagnetic field for the second time more every time after controlling time and the time length producing electromagnetic field that upper magnet and lower magnet electromagnetic field produce and producing electromagnetic field;

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

Air inlet pipe creates the air inlet connecting pump gas shell and connects the hollow pipe of the pipeline of output shale gas in shale gas well;

Air inlet create shale gas enter pump gas shell inner chamber through via, manufacture in the centre protruding platform, air inlet communicates with the inner chamber of pump gas shell;

In order to ensure environmental protection extract shale gas equipment can normal operation, adopt what field controller controlled upper magnet and lower magnet to connect being switched on and off of circuit;

In order to enable to answer the shale gas in the inlet chamber in magnetic piston driving pump gas shell to enter in extrusion chamber, the electromagnetic field that lower magnet produces is adopted to answer magnetic piston to move down the power shale gas in inlet chamber being clamp-oned extrusion chamber as pulling;

Being provided with upper magnet and lower magnet in protecting crust, upper magnet is fixed on the upper part outside pump gas shell, and lower magnet is fixed on the lower part outside pump gas shell, and protecting crust is fixed on outside protection upper magnet and the lower magnet of pump gas shell; Below the outside of protecting crust, one side is fixed with foot rest, and the lower end of foot rest is lower than the position of the air inlet of pump gas shell lower end; The circuit connecting upper magnet and lower magnet is connected with field controller, and the circuit of field controller is connected with insulated electric conductor, and field controller is arranged in protecting crust; Sealing orifice plate is installed in pump gas shell, answers magnetic piston, seals cap, restriction orifice, answer the interior intracavity that magnetic piston is arranged on pump gas shell to slide up and down; It is fixed with restriction orifice in the spacing hole answering magnetic piston upper end, the annular sealing surface sealing neck end answering in point compression of upper part of magnetic piston there is the inner sealing surface sealing cap matched, seal cap answering can move up and down between compression and restriction orifice dividing of magnetic piston, seal cap and coordinate the inlet channel that can seal or open the extrusion chamber entered in pump gas shell with the annular sealing surface answering magnetic piston; Inside lower part at pump gas shell is provided with the protrusion platform sealing sealing orifice plate with the lower end in pump gas shell; Seal orifice plate to coordinate with the annular sealing surface protruding platform and can seal or open the inlet channel in entrance pump gas shell; When answering magnetic piston stroking upward, the lumen portion answering the lower sections of pump gas shell of magnetic piston is inlet chamber; When answering magnetic descent of piston, the lumen portion answering the pump gas shell of magnetic piston upper part is extrusion chamber; Air inlet position in the lower end of pump gas shell is fixed with air inlet pipe, and the endoporus of air inlet pipe communicates with air inlet; Being provided with air outlet valve in the upper end of pump gas shell, the lower part of air outlet valve is fixed in the centre bore of the overlying one end of pump gas shell; The upper end of air outlet valve is exposed the part of the upper surface of pump gas shell and is connected with the pipeline of conveying shale gas by flexible pipe or hard tube.