CN105673417A

CN105673417A - Environment-friendly device capable of efficiently pumping and discharging sewage

Info

Publication number: CN105673417A
Application number: CN201610085117.3A
Authority: CN
Inventors: 况松常
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-02-15
Filing date: 2016-02-15
Publication date: 2016-06-15

Abstract

The invention discloses an environment-friendly device capable of efficiently pumping and discharging sewage, and belongs to the sewage treatment equipment. Solenoid coils of the environment-friendly device are arranged on the outer surface of a sewage pumping shell; a protective cover is fixedly arranged on the sewage pumping shell; ring-shaped floating cavities are fixedly arranged under the protective cover; a slag filter is fixedly arranged at water inlets in the lower end of the sewage pumping shell; a sewage discharge valve is fixedly arranged in a central hole of the sewage pumping shell; thrust springs and a magnetism induced piston are arranged in the sewage pumping shell; the thrust springs abut against the lower end surface of the magnetism induced piston; a channel for introducing sewage of a sewage inlet cavity is sealed by a sealing cap; a channel for introducing sewage of an extrusion cavity is sealed by a sealing ball or a sealing cone; a retaining plug is retained in a plug hole in the magnetism induced piston; and the sealing ball or the sealing cone is mounted in an inner conical hole. The environment-friendly device capable of efficiently pumping and discharging sewage is compact in structure, is small in vibration, is high in electric energy utilization rate, is strong in power, is high in efficiency of pumping sewage, and is suitable for pumping and discharging sewage in a sewage treatment tank and pumping and discharging sewage in a sewage sedimentation tank; and during sewage pumping and discharging, sludge and slurry cannot enter a sewage pump.

Description

Efficient pump drainage sewage environmental protecting device

Technical field

The present invention relates to sewage treatment area, particularly relate in treatment tank or detention tank swims in a kind of efficiently pump drainage sewage environmental protecting device of pump drainage sewage on oilysewage surface.

Background technology

Traditional when the Bilge draining-off sewage of cesspool effluent sewerage and blocking, it is all adopt immersed sewage pump blowdown, the situation of blocking often occurs with immersed sewage pump blowdown; For this, we have devised the dredge pump that can swim on oilysewage surface.

Summary of the invention

That the present invention relates in order that provide a kind of manufacture that can swim in the efficient pump drainage sewage environmental protecting device of efficient pump drainage sewage on oilysewage surface and method thereof.

For achieving the above object, efficient pump drainage sewage environmental protecting device of the present invention mainly include protective cover, the floating chamber of annular, solenoid, pump dirt shell, inlet opening, ball sealer or seal cone, seal cap, thrust spring, by magnetic piston, fixing plug, internal taper hole, limbers, blowoff valve, Slag filter, field controller, electronic remote controller;

Or, described efficient pump drainage sewage environmental protecting device mainly include protective cover, the floating chamber of annular, solenoid, pump dirt shell, inlet opening, ball sealer or seal cone, seal cap, thrust spring, by magnetic piston, fixing plug, internal taper hole, limbers, blowoff valve, Slag filter, field controller.

Being provided with solenoid in protective cover, solenoid is fixed on the lower part outside pump dirt shell, and protective cover is fixed on the lower sections of outside protection solenoid of pump dirt shell; Below the outside of protective cover, the lower sections of outside of one side and pump dirt shell is fixed with the floating chamber of annular, and the lower end in the floating chamber of annular is lower than the lower end of the Slag filter being fixed on pump dirt shell lower end.

The circuit connecting solenoid 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 protective cover; Or, the circuit connecting solenoid is connected with field controller, and the circuit of field controller is connected with insulated electric conductor, and field controller is arranged in protective cover.

Be provided with in pump dirt shell ball sealer or seal cone, seal cap, thrust spring, by magnetic piston, fixing plug, the upper part of the inner chamber of pump dirt shell it is arranged on by magnetic piston, thrust spring is arranged on the lower part of the inner chamber of pump dirt shell, the lower end of thrust spring is pressed in the lower end in pump dirt shell, top, upper end and is pressed in the bottom by magnetic piston, can be slided up and down at the interior intracavity of pump dirt shell by magnetic piston; Ball sealer is installed or seals cone in by the internal taper hole below the consent in magnetic piston, ball sealer or sealing cone can move up and down in internal taper hole, being provided with fixing plug in consent limit ball sealer or seal displacement when cone moves up in internal taper hole, the fixing plug fixing employing interference fit in consent is fixed or threaded engagement is fixed or adopts the two ends that jump ring is stuck in the jump-ring slot in consent fixing plug; The sphere of ball sealer or the male cone (strobilus masculinus) of sealing cone can be closed when coordinating with the inner conical surface of internal taper hole and seal by the passage entering sewage on magnetic piston, and the sphere of ball sealer or the male cone (strobilus masculinus) of sealing cone and the inner conical surface of internal taper hole can be opened by the passage entering sewage on magnetic piston when separating; The periphery sealing neck of the lower end in pump dirt shell is cased with sealing cap, seals cap and can slide up and down on the periphery sealing neck; Seal the inner sealing surface in cap to coordinate with the annular sealing surface sealing neck end and can seal or open the passage entering sewage in entrance pump dirt shell; During by magnetic piston stroking upward, the lumen portion by the lower sections of pump dirt shell of magnetic piston is intake antrum; During by magnetic descent of piston, the lumen portion by the pump dirt shell of magnetic piston upper part is extrusion chamber. Being provided with Slag filter at the inlet opening place of the lower end of pump dirt shell, the apopore of Slag filter communicates with inlet opening; Being provided with blowoff valve in the upper end of pump dirt shell, the lower part of blowoff valve is fixed in the centre bore of the overlying one end of pump dirt shell; The upper end of blowoff valve is exposed the part of the upper surface of pump dirt shell and is connected with the pipeline of conveying sewage by flexible pipe or telescoping tube.

The material of described protective cover is the material of a kind of type in metal, plastics, nylon, fiberglass or several types; The material in the floating chamber of described annular is the material of a kind of type in metal, plastics, nylon, fiberglass, rubber or several types, when the floating chamber of annular during employing elastomeric material or after molding is soft-shell, inflate and can bubble through the water column first in use the inner chamber in the floating chamber of annular; The material of blowdown valve body and pump dirt shell adopts the material of a kind of type in metal, plastics, nylon and fiberglass or several types; The material of ball sealer or sealing cone adopts the material of a kind of type in metal, plastics, nylon and rubber or several types; The material sealing cap adopts the material of a kind of type in metal, plastics, nylon and fiberglass or several types; Material by magnetic piston is able to be subject to the material of magnetic field suction; The material of fixing plug is the material of a kind of type in metal, plastics, nylon, fiberglass, rubber or several types; The material that thrust spring adopts is a kind of type in metal and rubber or two kinds of material, and when adopting elastomeric material, thrust spring is the spring of hollow pipe-type, utilizes the elasticity of rubber and contractility to realize the function of spring.

Described protective cover is the hollow cavity of annular, hollow cavity has string holes, the parts installed are installed in hollow cavity in field controller, solenoid and pump dirt shell and pump dirt shell, or, the parts installed are installed in hollow cavity in electronic remote controller, field controller, solenoid and pump dirt shell and pump dirt shell; String holes is to allow the hole of insulated electric conductor traverse; The inner of the annular housing of hollow cavity is fixed on pump dirt shell.

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

The floating chamber of described annular is cross section is square circular or oval hollow circular cavity; The buoyancy that annular housing produces in sewage can be supported and fixed on the total weight of the accessory of the pump dirt shell above the floating chamber of annular and pump dirt shell inside and outside, and makes to be fixed in the water inlet deep enough sewage of energy of the Slag filter below the inlet opening of pump dirt shell lower end; The floating chamber of annular can isolate the floating thing on oilysewage surface and make floating thing not enter in the sewage in the middle of the floating chamber of annular, serves the effect of coarse filtration.

The inner chamber of described pump dirt 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 inlet opening traverse pump dirt shell through pump dirt shell, lower end; There is sealing neck protruding upward at the middle part of the lower end in pump dirt shell, the upper end sealing neck is annular sealing surface, the inside sealing neck is inlet opening, when the inner sealing surface sealing cap does not have with ring packing face seal, inlet opening is communicated with intake antrum by water hole, and the inner sealing surface sealing cap and the annular sealing surface sealing neck coordinate; Described annular sealing surface is the sealing surface of the flat smooth of annular, and sealing surface is for coordinating with the inner sealing surface sealed in cap; 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 water hole.

Described blowoff valve includes blowdown valve body and ball sealer or seals cone, and blowdown 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 backwater sealed end the lower end of blowdown valve body, the lower surface of backwater sealed end in the lower end of blowdown valve body, upper surface be internal taper hole, the big end of internal taper hole communicates with the upper end of blowoff valve, small end communicates with the lower end of blowoff valve, is provided with ball sealer or seals cone on the inner conical surface of internal taper hole; The sealing of inner conical surface and ball sealer or sealing cone can be opened when entering, from the endoporus of blowdown valve body lower end, the sewage having pressure and form passage, or, the sealing of inner conical surface and ball sealer or sealing cone can be opened when entering, from the endoporus of blowdown valve body lower end, the sewage having pressure and form passage.

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

Described is the iron core of cylinder by magnetic piston, and 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; Described periphery coordinate with the inner chamber of pump dirt shell can the inner chamber of canned pump dirt shell, and can slide at the interior intracavity of pump dirt shell. There is through hole the cylindrical central portion position of described cylindrical iron core, and through hole communicates with extrusion chamber and intake antrum; The upper part of described through hole runs through the upper surface of iron core, lower part runs through iron core lower surface, and the lower part of through hole is limbers, and the upper part of through hole is consent, and the mid portion between limbers and consent is internal taper hole. Being internal taper hole on limbers, the above of internal taper hole is consent; Described limbers is the via allowing sewage pass through, and communicates with intake antrum and consent; Described consent is to install and the fixing hole filled in, and communicates with limbers and extrusion chamber.

Described fixing plug be restriction be arranged on by the ball sealer in the internal taper hole in magnetic piston or seal distance that cone moves up, centre have the plug of limbers, described plug to be that centre has the cylinder of through hole or annular ring or card spring coil; When fixing plug is the cylinder that there is through hole centre, the fixing employing interference fit in consent is fixed or threaded engagement is fixed or adopts jump ring to be stuck in the jump-ring slot in consent the two ends of fixed cylinder; When fixing plug is annular ring, the fixing employing interference fit in consent is fixed or adopts jump ring to be stuck in the jump-ring slot in consent the two ends of stationary annular circle; When fixing plug is card spring coil, directly jump ring is stuck in consent.

Described internal taper hole is tapered circular hole, and the face of circular hole is inner conical surface; The small end of internal taper hole under, hold upper greatly, respectively in the blowoff valve body of blowoff valve and by magnetic piston through hole in; Inner conical surface coordinates with the sphere of ball sealer or the male cone (strobilus masculinus) of sealing cone, inner conical surface can be sealed under the effect of ball sealer or the gravity sealing cone self, inner conical surface and ball sealer can be opened by suction at ball sealer or when sealing and have suction above cone or seal the passage that cone seals; Ball sealer or sealing cone Hydraulic pressure above are more big, and ball sealer or sealing cone are more good with the gluing, sealing effect of inner conical surface.

Described sealing cone is cone or cone cylinder, and the annular surface of cone or cone cylinder is tapered male cone (strobilus masculinus); Seal and seal inner conical surface by pressing under the gravity of sealing cone self when the male cone (strobilus masculinus) bored seals with inner conical surface.

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

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

Described electronic remote controller is to turn on and cuts off the contactor 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 switch is carried with for staff, it is simple to staff handles the normal operation of efficient pump drainage sewage environmental protecting device and cuts off the control circuit of efficient pump drainage sewage environmental protecting device; Described electronic remote controller can have in the present invention, it is also possible to does not have.

Described Slag filter is the filter of the dust in filter sewage and impurity, and the upper end of Slag filter has on apopore, vertical plane or curved surface and has water inlet, and the inside of Slag filter is provided with filter element or drainage screen; Slag filter can make the floating thing in sewage not enter in dredge pump, serves the effect of particulate matter in fine filtering sewage; Slag filter can make the floating thing in sewage not enter in dredge pump, serves the effect of particulate matter in fine filtering sewage.

Described inlet opening be sewage enter the inner chamber of pump dirt shell through water hole, in the centre sealing neck, inlet opening communicates with intake antrum.

In intake antrum, lay in sewage, in extrusion chamber, extrude sewage and produce hydraulic pressure; When entering sewage in extrusion chamber, intake antrum communicates with extrusion chamber; When extruding sewage in extrusion chamber, intake antrum is by ball sealer or seals cone and is disconnected the passage entering sewage entering extrusion chamber by the internal taper hole sealing in magnetic piston.

Described efficient pump drainage sewage environmental protecting device, in the process of pump drainage sewage, controls do not have return spring into sewage routeway with in going out the one-way check valve of sewage routeway; When intake antrum enters sewage, suction by the generation of magnetic piston stroking upward is opened the sealing of sealing cap and sealing neck and is opened the passage into sewage, and being arranged on the passage entering sewage bored automatic decline return under the effect of the gravity of self by the ball sealer on the internal taper hole in magnetic piston or sealing and close in entrance extrusion chamber seals; When extrusion chamber enters sewage, it is arranged on the ball sealer on the internal taper hole of blowoff valve or seals cone and utilize the gravity of self make ball sealer or seal and bore automatic decline return and close the passage of the discharge on blowoff valve and seal, being made to produce in intake antrum pressure by magnetic descent of piston and promote ball sealer or seal that cone is up opens the passage entering sewage entered in extrusion chamber then; When extrusion chamber effluent sewerage, under the effect of discharge pressure, promote the ball sealer on the internal taper hole of blowoff valve or to seal cone up and open the passage of the water outlet of blowoff valve, be arranged on by the ball sealer on the internal taper hole in magnetic piston or seal cone and utilize the gravity of self make ball sealer or seal and bore automatic decline return and close and sealed by the passage entering sewage on magnetic piston.

When pump drainage sewage, when carrying the outlet of pipeline of sewage lower than the water inlet of Slag filter being fixed on pump dirt shell lower end, when the head of the sewage exported by pump water arrives the outlet of the pipeline of conveying sewage, under siphonage, it is arranged on the ball sealer in blowoff valve or sealing cone is pulled and the up passage opening water outlet that separates with internal taper hole by the suction of water outlet, it is arranged on the ball sealer on the internal taper hole in ferrite core piston or seals the passage that cone opens the water inlet of entrance extrusion chamber under the pulling going out water suction force, it is arranged on the cap that seals sealing on neck under the pulling going out water suction force, opens the passage of the water inlet entering intake antrum, the passage of whole pump water has reformed into the passage of gravity flow, just can self-flowing pastefill sewage after closing power supply.

In order to ensure efficient pump drainage sewage environmental protecting device can normal operation, control circuit has electronic remote controller, adopts electronic remote controller to control being switched on and off of power-on circuit of field controller; Control circuit does not have electronic remote controller, adopts the contactor being connected with insulated electric conductor to control being switched on and off of the power-on circuit of field controller.

Keep the shape of protective cover to ensure protective cover that solenoid can be protected without damage, the interior intracavity manufacture at protective cover has the skeleton of support.

Not having mud and mud to ensure to enter in the sewage in sewage pump, the lower end in the floating chamber of annular makes water inlet maintain a certain distance with the bottom for the treatment of tank or the bottom of detention tank lower than the water inlet of Slag filter.

Keeping shape to ensure the floating chamber of annular can produce enough buoyancy and be not easy deformation, the interior intracavity manufacture in the floating chamber of annular has the skeleton of support.

In order to enable to be subject to the sewage in the extrusion chamber in magnetic piston driving pump dirt shell to enter blowoff valve, adopt thrust spring as promoting the power by magnetic piston stroking upward.

During use, being placed in the sewage for the treatment of tank and in the sewage of detention tank by floating for the annular of dredge pump chamber, the water inlet of Slag filter gos deep in sewage; Not having remote control unit, directly connect the circuit that the contactor being connected with insulated electric conductor is connected with field controller, field controller is connected the power-on circuit of solenoid and is produced electromagnetic field; Having remote control unit, press the starting button of remote controller switch, electronic signal receptor receives and starts the circuit that signal is followed by leading to electronic remote controller with field controller, and field controller is connected the power-on circuit of solenoid and produced electromagnetic field; The captivation that electromagnetic field produces pulls the pressure by magnetic piston overpowers thrust spring to move down, when being started descending by magnetic piston, be arranged in pump dirt shell lower end seal on neck seal cap under the effect of self gravitation descending return and close the passage entering sewage that enters intake antrum, ball sealer in blowoff valve or seal cone inner conical surface of descending return and sealed waste discharge valve under the effect of the gravity of self, has cut off the exhalant canal of extrusion chamber; By magnetic piston when descending, it is forced into the sewage in intake antrum by magnetic piston and makes sewage produce internal pressure, have the sewage of pressure from entered into by the limbers in magnetic piston upwards washed open the ball sealer sealed with internal taper hole by the internal taper hole in magnetic piston or seal cone displacement after continue up, enter in extrusion chamber behind the limbers in fixing plug.

By magnetic descent of piston move to compression thrust spring compression stage spacing time, the power-on circuit of field controller cutoff solenoid, electromagnetic field disappear, by magnetic piston under the promotion of thrust spring up; When being started up by magnetic piston, it is arranged on by the ball sealer on the internal taper hole in magnetic piston or seals the passage entering sewage boring descending return under the effect of the gravity of self and close sewage entrance extrusion chamber; When by magnetic piston stroking upward, the sewage in extrusion chamber is made to create pressure by the up of magnetic piston, there is the sewage of pressure to promote ball sealer from the internal taper hole that the endoporus of the sealed end of blowoff valve lower end enters in blowoff valve or to seal cone up and open the sealing passage of blowoff valve, make the sewage in extrusion chamber enter in blowdown pipe network after blowoff valve or in the pipeline of conveying sewage; By magnetic piston when up, also made to create in intake antrum pull of vacuum by magnetic piston, pull of vacuum is inhaled movable sealing cap and is opened and make sealing cap and the annular sealing surface sealing neck separate, and sewage enters from the water inlet of Slag filter after filtering Slag filter and to enter inlet opening, inlet opening then through being subject in the intake antrum below magnetic piston in the water hole entrance pump dirt shell sealed cap from apopore again.

By magnetic piston under the promotion of thrust spring up put in place time, be arranged in pump dirt shell lower end seal on neck seal cap under the effect of self gravitation descending return and close the passage entering sewage that enters intake antrum, ball sealer in blowoff valve or seal cone inner conical surface of descending return and sealed waste discharge valve under the effect of the gravity of self, has cut off the exhalant canal of extrusion chamber and has made sewage not return intake antrum; Now, field controller is connected again the power-on circuit of solenoid and is again produced electromagnetic field and make to be subject to magnetic descent of piston; What so circulate is switched on and off circuit, make solenoid produce electromagnetic field pull by magnetic piston stroking upward and allow thrust spring promote by magnetic descent of piston, constantly from treatment tank or sewage detention tank pumps out sewage and is transported in blowdown pipe network or in the pipeline of conveying sewage, and the sewage extracted there is no mud and mud; In the process of pump drainage sewage, the floating chamber of annular changes automatically with the change of the water surface.

A kind of manufacture method of efficient pump drainage sewage environmental protecting device, it is characterised in that:

During fabrication, protective cover adopts the material manufacture of a kind of type in metal, plastics, nylon, fiberglass or several types; The floating chamber of annular adopts the material manufacture of a kind of type in metal, plastics, nylon, fiberglass, rubber or several types, when the floating chamber of annular when adopting elastomeric material to manufacture or after manufacture shaping is soft-shell, inflates first in use the inner chamber that annular floats chamber and make it bubble through the water column; Blowdown valve body and pump dirt shell adopt the material manufacture of a kind of type in metal, plastics, nylon and fiberglass or several types; Ball sealer or sealing cone adopt the material manufacture of a kind of type in metal, plastics, nylon and rubber or several types; Seal cap and adopt the material manufacture of a kind of type in metal, plastics, nylon and fiberglass or several types; The material being adopted the hard to bear magnetic field suction of energy by magnetic piston manufactures; Fixing plug adopts the material manufacture of a kind of type in metal, plastics, nylon, fiberglass, rubber or several types; Thrust spring adopts a kind of type in metal and rubber or two kinds of material manufacture, and when adopting elastomeric material to manufacture, thrust spring creates hollow tubular type spring, utilizes the elasticity of rubber and contractility to realize the function of spring.

Protective cover creates the hollow cavity of annular, and hollow cavity manufactures to be had string holes, string holes to create to allow the hole of insulated electric conductor traverse; The parts installed are installed in hollow cavity in field controller, solenoid and pump dirt shell and pump dirt shell, or, the parts installed are installed in hollow cavity in electronic remote controller, field controller, solenoid and pump dirt shell and pump dirt shell; The inner of the annular housing of hollow cavity is fixed on pump dirt shell.

In order to convenient for assembly, during fabrication, after protective cover is divided into two parts manufacture from annular position, recombinant is together for protective cover.

It is square circular or oval hollow circular cavity that the floating chamber of annular creates cross section; The buoyancy that annular housing produces in sewage can be supported and fixed on the total weight of the accessory of the pump dirt shell above the floating chamber of annular and pump dirt shell inside and outside, and makes to be fixed in the water inlet deep enough sewage of energy of the Slag filter below the inlet opening of pump dirt shell lower end; The floating chamber of annular can isolate the floating thing on oilysewage surface and make floating thing not enter in the sewage in the middle of the floating chamber of annular, serves the effect of coarse filtration.

The inner chamber of pump dirt 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 inlet opening traverse pump dirt shell through the centre bore of pump dirt shell, lower end manufacture; The middle part of the lower end in pump dirt shell manufactures sealing neck protruding upward, the upper end sealing neck creates annular sealing surface, the inside sealing neck creates inlet opening, when the inner sealing surface sealing cap does not have with ring packing face seal, inlet opening is communicated with intake antrum by water hole, and the inner sealing surface sealing cap and the annular sealing surface sealing neck coordinate; Described annular sealing surface creates the sealing surface of the flat smooth of annular; 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 water hole.

Blowoff valve creates blowdown valve body and ball sealer or seals cone two parts, blowoff valve system causes 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 blowdown valve body manufactures backwater sealed end, the lower surface of backwater sealed end manufactures and creates internal taper hole in the lower end of blowdown valve body, upper surface, the big end of internal taper hole communicates with the upper end of blowoff valve, small end communicates with the lower end of blowoff valve, is provided with ball sealer or seals cone on the inner conical surface of internal taper hole; The sealing of inner conical surface and ball sealer or sealing cone can be opened when entering, from the endoporus of blowdown valve body lower end, the sewage having pressure and form passage, or, the sealing of inner conical surface and ball sealer or sealing cone can be opened when entering, from the endoporus of blowdown valve body lower end, the sewage having pressure and form passage.

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

Created the iron core of cylinder by magnetic piston, 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; Described periphery coordinate with the inner chamber of pump dirt shell can the inner chamber of canned pump dirt shell, and can slide at the interior intracavity of pump dirt shell. The cylindrical central portion position of described cylindrical iron core manufactures through hole, and through hole communicates with extrusion chamber and intake antrum; Described through hole creates that upper part runs through the upper surface of iron core, lower part runs through iron core lower surface, the lower part of through hole creates limbers, the upper part of through hole creates consent, and the mid portion between limbers and consent creates internal taper hole. Manufactured above in limbers has internal taper hole, and the manufactured above of internal taper hole has consent; Described limbers creates the via allowing sewage pass through, and communicates with intake antrum and consent; Described consent creates to be installed and the fixing hole filled in, and communicates with limbers and extrusion chamber.

Fixing plug creates centre to be had the plug of limbers, described plug to create centre to have the cylinder of through hole or annular ring or card spring coil, it is possible to restriction is arranged on by the ball sealer in the internal taper hole in magnetic piston or seals the distance that cone moves up; When fixing plug creates the cylinder that there is through hole centre, the fixing employing interference fit in consent is fixed or threaded engagement is fixed or adopts jump ring to be stuck in the jump-ring slot in consent the two ends of fixed cylinder; When fixing plug creates annular ring, the fixing employing interference fit in consent is fixed or adopts jump ring to be stuck in the jump-ring slot in consent the two ends of stationary annular circle; When fixing plug creates card spring coil, directly jump ring is stuck in consent.

Described internal taper hole creates tapered circular hole, and the face of circular hole creates inner conical surface; The small end of internal taper hole under, hold upper greatly, manufacture respectively in the blowoff valve body of blowoff valve and by the through hole of magnetic piston; Inner conical surface can be sealed under the effect of ball sealer or the gravity sealing cone self, inner conical surface and ball sealer can be opened by suction at ball sealer or when sealing and have suction above cone or seal the passage that cone seals; Ball sealer or sealing cone Hydraulic pressure above are more big, and ball sealer or sealing cone are more good with the gluing, sealing effect of inner conical surface.

Sealing cone and create cone or cone cylinder, the annular surface of cone or cone cylinder creates tapered male cone (strobilus masculinus); Seal and seal inner conical surface by pressing under the gravity of sealing cone self when the male cone (strobilus masculinus) bored seals with inner conical surface.

Ball sealer creates the surface of spherosome or oval ball, spherosome or oval ball and creates sealing surface, and sealing surface creates smooth 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.

Field controller creates and controls solenoid and produce the controller of electromagnetic field, to the interval time producing electromagnetic field for the second time again after controlling time and the length producing the electromagnetic field time that electromagnetic field produces and every time producing electromagnetic field.

Electronic remote controller creates the contactor 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.

Slag filter causes the filter of the dust in filter sewage and impurity, and the upper end of Slag filter manufactures has manufacture on apopore, vertical plane or curved surface to have water inlet, and the inside of Slag filter is provided with filter element or drainage screen.

Inlet opening create sewage enter pump dirt shell inner chamber through via, manufacture in the centre sealing neck; Manufacturing in the upper end of the inlet opening sealed in neck and have annular sealing surface, when being fitted without sealing cap on the annular sealing surface sealing neck, intake antrum communicates with inlet opening.

Being provided with solenoid in protective cover, solenoid is fixed on the lower part outside pump dirt shell, and protective cover is fixed on the lower sections of outside protection solenoid of pump dirt shell; Below the outside of protective cover, the lower sections of outside of one side and pump dirt shell is fixed with the floating chamber of annular, and the lower end in the floating chamber of annular is lower than the lower end of the Slag filter being fixed on pump dirt shell lower end. The circuit connecting solenoid 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 protective cover; Or, the circuit connecting solenoid is connected with field controller, and the circuit of field controller is connected with insulated electric conductor, and field controller is arranged in protective cover.

Sealing cap, thrust spring are installed in pump dirt shell, are bored by magnetic piston, ball sealer or sealing, fix plug, the upper part of the inner chamber of pump dirt shell it is arranged on by magnetic piston, thrust spring is arranged on the lower part of the inner chamber of pump dirt shell, the lower end of thrust spring is pressed in the lower end in pump dirt shell, top, upper end and is pressed in the bottom by magnetic piston, can be slided up and down at the interior intracavity of pump dirt shell by magnetic piston; Ball sealer is installed or seals cone in by the internal taper hole below the consent in magnetic piston, ball sealer or sealing cone can move up and down in internal taper hole, being provided with fixing plug in consent limit ball sealer or seal displacement when cone moves up in internal taper hole, the fixing plug fixing employing interference fit in consent is fixed or threaded engagement is fixed or adopts the two ends that jump ring is stuck in the jump-ring slot in consent fixing plug; The sphere of ball sealer or the male cone (strobilus masculinus) of sealing cone can be closed when coordinating with the inner conical surface of internal taper hole and seal by the passage entering sewage on magnetic piston, and the sphere of ball sealer or the male cone (strobilus masculinus) of sealing cone and the inner conical surface of internal taper hole can be opened by the passage entering sewage on magnetic piston when separating; The periphery sealing neck of the lower end in pump dirt shell is cased with sealing cap, seals cap and can slide up and down on the periphery sealing neck; Seal the inner sealing surface in cap to coordinate with the annular sealing surface sealing neck end and can seal or open the passage entering sewage in entrance pump dirt shell; During by magnetic piston stroking upward, the lumen portion by the lower sections of pump dirt shell of magnetic piston is intake antrum; During by magnetic descent of piston, the lumen portion by the pump dirt shell of magnetic piston upper part is extrusion chamber.

Being provided with Slag filter at the inlet opening place of the lower end of pump dirt shell, the apopore of Slag filter communicates with inlet opening; Being provided with blowoff valve in the upper end of pump dirt shell, the lower part of blowoff valve is fixed in the centre bore of the overlying one end of pump dirt shell; The upper end of blowoff valve is exposed the part of the upper surface of pump dirt shell and is connected with the pipeline of conveying sewage by flexible pipe or telescoping tube.

The compact conformation of the present invention efficient pump drainage sewage environmental protecting device, vibrate little, utilization rate of electrical is high, powerful, the efficiency pumping sewage is high, is suitable in treatment tank pump drainage sewage and pump drainage sewage in detention tank; Swim in during pump drainage sewage on oilysewage surface, can automatically raise with the rising of oilysewage surface or reduction or reduce, mud and mud bottom treatment tank or bottom detention tank can not enter in sewage pump, floating thing on oilysewage surface can not enter in dredge pump, make dredge pump be not easy blocked, and extend the service life of dredge pump; When carrying the outlet of pipeline of sewage lower than the inlet opening of pump water hull lower end, it also is able to self-flowing pastefill sewage after closing power supply, has saved electric energy; 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 of efficient pump drainage sewage environmental protecting device.

Fig. 3 is the structural representation by magnetic piston.

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

Shown in figure: protective cover 1, the floating chamber 2 of annular, Slag filter 3, pump dirt shell 4, blowdown valve body 5, thrust spring 6, by magnetic piston 7, ball sealer 8 or seal cone 8, water inlet 9, fixing plug 10, seal cap 11, water hole 12, solenoid 13, sealing plate 14, limbers 16, internal taper hole 17, consent 18, inner conical surface 19.

Detailed description of the invention

The efficient pump drainage sewage environmental protecting device of the present invention mainly include protective cover 1, annular floating chamber 2 solenoid 13, pump dirt shell 4, inlet opening, ball sealer 8 or seal cone 8, seal cap 11, thrust spring 6, by magnetic piston 7, fixing plug 10, internal taper hole 17, limbers 16, blowoff valve, Slag filter 3, field controller, electronic remote controller; Or including protective cover 1, annular floating chamber 2 solenoid 13, pump dirt shell 4, inlet opening, ball sealer 8 or seal cone 8, seal cap 11, thrust spring 6, by magnetic piston 7, fixing plug 10, internal taper hole 17, limbers 16, blowoff valve, Slag filter 3, field controller.

Being provided with solenoid 13 in protective cover 1, solenoid 13 is fixed on the lower part outside pump dirt shell 4, and protective cover 1 is fixed on the lower sections of outside protection solenoid 13 of pump dirt shell 4; Below the outside of protective cover 1, the lower sections of outside of one side and pump dirt shell 4 is fixed with the floating chamber 2 of annular, and the lower end in the floating chamber 2 of annular is lower than the lower end of the Slag filter 3 being fixed on pump dirt shell 4 lower end.

The circuit connecting solenoid 13 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 protective cover 1; Or, the circuit connecting solenoid 13 is connected with field controller, and the circuit of field controller is connected with insulated electric conductor, and field controller is arranged in protective cover 1.

Be provided with in pump dirt shell 4 ball sealer 8 or seal cone 8, seal cap 11, thrust spring 6, by magnetic piston 7, fixing plug 10, the upper part of the inner chamber of pump dirt shell 4 it is arranged on by magnetic piston 7, thrust spring 6 is arranged on the lower part of the inner chamber of pump dirt shell 4, the lower end of thrust spring 6 is pressed in the lower end in pump dirt shell 4, top, upper end and is pressed in the bottom by magnetic piston 7, can be slided up and down at the interior intracavity of pump dirt shell 4 by magnetic piston 7; Ball sealer 8 is installed or seals cone 8 in by the internal taper hole 17 below the consent 18 in magnetic piston 7, ball sealer 8 or sealing cone 8 can move up and down in internal taper hole 17, being provided with fixing plug 10 in consent 18 to limit ball sealer 8 or to seal displacement when cone 8 moves up in internal taper hole 17, the fixing plug 10 fixing employing interference fit in consent 18 are fixed or threaded engagement is fixed or adopt the two ends that jump ring is stuck in the jump-ring slot in consent 18 fixing plug 10; The sphere of ball sealer 8 or the male cone (strobilus masculinus) of sealing cone 8 can be closed when coordinating with the inner conical surface 19 of internal taper hole 17 and seal by the passage entering sewage on magnetic piston 7, and the sphere of ball sealer 8 or the male cone (strobilus masculinus) of sealing cone 8 and the inner conical surface 19 of internal taper hole 17 can be opened by the passage entering sewage on magnetic piston 7 when separating; The periphery sealing neck of the lower end in pump dirt shell 4 is cased with sealing cap 11, seals cap 11 and can slide up and down on the periphery sealing neck; Seal the inner sealing surface in cap 11 to coordinate with the annular sealing surface sealing neck end and can seal or open the passage entering sewage in entrance pump dirt shell 4; By magnetic piston 7 up time, the lumen portion by the lower sections of pump dirt shell 4 of magnetic piston 7 is intake antrum; By magnetic piston 7 descending time, the lumen portion by the pump dirt shell 4 of magnetic piston 7 upper part is extrusion chamber. Being provided with Slag filter 3 at the inlet opening place of the lower end of pump dirt shell 4, the apopore of Slag filter 3 communicates with inlet opening; Being provided with blowoff valve in the upper end of pump dirt shell 4, the lower part of blowoff valve is fixed in the centre bore of the overlying one end of pump dirt shell 4; The upper end of blowoff valve is exposed the part of the upper surface of pump dirt shell 4 and is connected with the pipeline of conveying sewage by flexible pipe or telescoping tube.

During fabrication, protective cover 1 adopts the material manufacture of a kind of type in metal, plastics, nylon, fiberglass or several types; The floating chamber 2 of annular adopts the material manufacture of a kind of type in metal, plastics, nylon, fiberglass, rubber or several types, when the floating chamber 2 of annular when adopting elastomeric material to manufacture or after manufacture shaping is soft-shell, inflates first in use the inner chamber that annular floats chamber 2 and make it bubble through the water column; Blowdown valve body 5 and pump dirt shell 4 adopt the material manufacture of a kind of type in metal, plastics, nylon and fiberglass or several types; Ball sealer 8 or sealing cone 8 adopt the material manufacture of a kind of type in metals, plastics, nylon and rubber or several types; Seal cap 11 and adopt the material manufacture of a kind of type in metal, plastics, nylon and fiberglass or several types; The material being adopted the hard to bear magnetic field suction of energy by magnetic piston 7 manufactures; Fixing plug 10 adopts the material manufacture of a kind of type in metal, plastics, nylon, fiberglass, rubber or several types; Thrust spring 6 adopts a kind of type in metal and rubber or two kinds of material manufacture, and when adopting elastomeric material to manufacture, thrust spring 6 creates hollow tubular type spring, utilizes the elasticity of rubber and contractility to realize the function of spring.

Protective cover 1 creates the hollow cavity of annular, and hollow cavity manufactures to be had string holes, string holes to create to allow the hole of insulated electric conductor traverse; The parts installed are installed in hollow cavity in field controller, solenoid 13 and pump dirt shell 4 and pump dirt shell 4, or, the parts installed are installed in hollow cavity in electronic remote controller, field controller, solenoid 13 and pump dirt shell 4 and pump dirt shell 4; The inner of the annular housing of hollow cavity is fixed on pump dirt shell 4.

In order to convenient for assembly, during fabrication, after protective cover 1 is divided into two parts manufacture from annular position, recombinant is together for protective cover 1.

It is square circular or oval hollow circular cavity that the floating chamber 2 of annular creates cross section; The buoyancy that annular housing 2 produces in sewage can be supported and fixed on the total weight of the accessory of the pump dirt shell 4 above the floating chamber 2 of annular and pump dirt shell 4 inside and outside, and makes to be fixed in the water inlet 9 deep enough sewage of energy of the Slag filter 3 below the inlet opening of pump dirt shell 4 lower end; The floating chamber 2 of annular can isolate the floating thing on oilysewage surface and make floating thing not enter in the sewage in the middle of the floating chamber 2 of annular, serves the effect of coarse filtration.

The inner chamber of pump dirt shell 4 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 inlet opening traverse pump dirt shell 4 through the centre bore of pump dirt shell 4, lower end manufacture; The middle part of the lower end in pump dirt shell 4 manufactures sealing neck protruding upward, the upper end sealing neck creates annular sealing surface, the inside sealing neck creates inlet opening, when the inner sealing surface sealing cap 11 does not have with ring packing face seal, inlet opening is communicated with intake antrum by water hole 12, and the inner sealing surface sealing cap 11 and the annular sealing surface sealing neck coordinate; Described annular sealing surface creates the sealing surface of the flat smooth of annular; The described cap 11 that seals creates the circular pipe type cap body that top seals, and seals the inner top of cap 11 and divides and create inner sealing surface, and the cylindrical parts manufacture near inner sealing surface has water hole 12.

Blowoff valve creates blowdown valve body 5 and ball sealer 8 or seals cone 8 two parts, blowdown valve body 5 creates hollow pipe, internal taper hole 17 manufactures in the middle part of 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 17 in hollow pipe manufactures is big, lower part manufactures is little; The lower end of blowdown valve body 5 manufactures backwater sealed end, the lower surface of backwater sealed end manufactures in the lower end of blowdown valve body 5, upper surface creates internal taper hole 17, the big end of internal taper hole 17 communicates with the upper end of blowoff valve, small end communicates with the lower end of blowoff valve, is provided with ball sealer 8 or seals cone 8 on the inner conical surface 19 of internal taper hole 17; The sealing of inner conical surface 19 and ball sealer 8 or sealing cone 8 can be opened when entering, from the endoporus of blowdown valve body 5 lower end, the sewage having pressure and form passage.

For the ease of the processing of pump dirt shell 4 be easy to accessory to load in pump dirt shell 4, described pump dirt shell 4 creates the assembly after segmental machining manufactures; The upper end of the cylindrical cavity body portion in pump dirt shell 4 is divided into two-stage nitration manufacture, the upper part of segmentation place creates pump cover, lower part creates the main body of pump dirt shell 4, centre bore manufactures on pump cover, inlet opening manufactures at the middle part of the main body lower end of pump dirt shell 4, and it is a composite entity that pump cover and the main body after pump dirt shell 4 are combined into after manufacturing; Or, the lower end of the cylindrical cavity body portion in pump dirt shell 4 is divided into two-stage nitration manufacture, the lower part of segmentation place creates pump cover, upper part creates the main body of pump dirt shell 4, inlet opening 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 dirt shell 4, pump cover and pump dirt shell 4 manufactures.

Created the iron core of cylinder by magnetic piston 7, 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; Described periphery coordinate with the inner chamber of pump dirt shell 4 can the inner chamber of canned pump dirt shell 4, and can slide at the interior intracavity of pump dirt shell 4. The cylindrical central portion position of described cylindrical iron core manufactures through hole, and through hole communicates with extrusion chamber and intake antrum; Described through hole creates that upper part runs through the upper surface of iron core, lower part runs through iron core lower surface, the lower part of through hole creates limbers 16, the upper part of through hole creates consent 18, and the mid portion between limbers 16 and consent 18 creates internal taper hole 17. Manufactured above in limbers 16 has internal taper hole 17, and the manufactured above of internal taper hole 17 has consent 18; Described limbers 16 creates the via allowing sewage pass through, and communicates with intake antrum and consent 18; Described consent 18 creates the hole installed and fix plug 10, communicates with limbers 16 and extrusion chamber.

Fixing plug 10 creates centre to be had the plug of limbers 16, described plug to create centre to have the cylinder of through hole or annular ring or card spring coil, it is possible to restriction is arranged on by the ball sealer 8 in the internal taper hole 17 in magnetic piston 7 or seals the distances that cone 8 moves up; When fixing plug 10 creates the cylinder that there is through hole centre, the fixing employing interference fit in consent 18 is fixed or threaded engagement is fixed or adopts jump ring to be stuck in the jump-ring slot in consent 18 two ends of fixed cylinder; When fixing plug 10 creates annular ring, the two ends that the fixing employing interference fit in consent 18 is fixed or adopted jump ring to be stuck in the jump-ring slot in consent 18 stationary annular circle; When fixing plug 10 creates card spring coil, directly jump ring is stuck in consent 18.

Described internal taper hole 17 creates tapered circular hole, and the face of circular hole creates inner conical surface 19; The small end of internal taper hole 17 under, hold upper greatly, manufacture respectively in the blowdown valve body 5 of blowoff valve and by the through hole of magnetic piston 7; Inner conical surface 19 can be sealed under the effect of ball sealer 8 or the gravity sealing cone 8 self, inner conical surface 19 and ball sealer 8 or the passages sealing cone 8 sealing can be opened at ball sealer 8 or when sealing and have suction above cone 8 by suction; Ball sealer 8 or sealing cone 8 Hydraulic pressure above are more big, and ball sealer 8 or sealing cone 8 are more good with the gluing, sealing effect of inner conical surface 19.

Sealing cone 8 and create cone or cone cylinder, the annular surface of cone or cone cylinder creates tapered male cone (strobilus masculinus); Seal and seal inner conical surface 19 by pressing under the gravity of sealing cone 8 self when the male cone (strobilus masculinus) boring 8 seals with inner conical surface 19.

Ball sealer 8 creates the surface of spherosome or oval ball, spherosome or oval ball and creates sealing surface, and sealing surface creates smooth sphere; Inner conical surface 19 is sealed by pressing under the self gravitation of ball sealer 8 when the sphere of ball sealer 8 and inner conical surface 19 seal.

Field controller creates and controls solenoid 13 and produce the controller of electromagnetic field, to the interval time producing electromagnetic field for the second time more every time after controlling time and the length producing the electromagnetic field time that electromagnetic field produces and producing electromagnetic field.

Slag filter 3 causes the filter of the dust in filter sewage and impurity, and the upper end of Slag filter 3 manufactures has manufacture on apopore, vertical plane or curved surface to have water inlet 9, and the inside of Slag filter is provided with filter element or drainage screen.

Inlet opening create sewage enter pump dirt shell 4 inner chamber through via, manufacture in the centre sealing neck; Manufacturing in the upper end of the inlet opening sealed in neck and have annular sealing surface, when being fitted without sealing cap 11 on the annular sealing surface sealing neck, intake antrum communicates with inlet opening.

Keep the shape of protective cover 1 to ensure protective cover 1 that solenoid 13 can be protected without damage, the interior intracavity manufacture at protective cover 1 has the skeleton of support.

Not having mud and mud to ensure to enter in the sewage in sewage pump, the lower end in the floating chamber 2 of annular makes water inlet 9 maintain a certain distance with the bottom for the treatment of tank or the bottom of detention tank lower than the water inlet 9 of Slag filter 3.

Keeping shape to ensure the floating chamber 2 of annular can produce enough buoyancy and be not easy deformation, the interior intracavity manufacture in the floating chamber 2 of annular has the skeleton of support.

In order to make to be subject to magnetic piston 7 can enter blowoff valve by the sewage in the extrusion chamber in driving pump dirt shell 4, adopt thrust spring 6 as promoting the power up by magnetic piston 7.

In intake antrum, lay in sewage, in extrusion chamber, extrude sewage and produce hydraulic pressure; When entering sewage in extrusion chamber, intake antrum communicates with extrusion chamber; When extruding sewage in extrusion chamber, intake antrum disconnects, by ball sealer 8 or sealing cone 8, the passages entering sewage entering extrusion chamber by the internal taper hole 17 in magnetic piston 7 with being sealed.

Described efficient pump drainage sewage environmental protecting device, in the process of pump drainage sewage, controls do not have return spring into sewage routeway with in going out the one-way check valve of sewage routeway; When intake antrum enters sewage, opened by the suction of the up generation of magnetic piston 7 and seal cap 11 and the sealing sealing neck and open the passage into sewage, be arranged on by the ball sealer 8 on the internal taper hole 17 in magnetic piston 7 or seal cone 8 under the effect of the gravity of self automatic decline return and the passage entering sewage closed in entrance extrusion chamber seals; When extrusion chamber enters sewage, it is arranged on the ball sealer 8 on the internal taper hole 17 of blowoff valve or seals cone 8 and utilize the gravity of self make ball sealer 8 or seal cone 8 automatic decline returns and close the passage of the discharge on blowoff valve and seal, descending and make in intake antrum, to produce pressure and promote ball sealer 8 or seal the up passages entering sewage then opened in entrance extrusion chamber of cone 8 by magnetic piston 7; When extrusion chamber effluent sewerage, under the effect of discharge pressure, promote the ball sealer 8 on the internal taper hole 17 of blowoff valve or to seal cone 8 up and open the passage of the water outlet of blowoff valve, be arranged on by the ball sealer 8 on the internal taper hole 17 in magnetic piston 7 or seal cone 8 and utilize the gravity of self make ball sealer 8 or seal cone 8 automatic decline returns and close and sealed by the passage entering sewage on magnetic piston 7.

During use, being placed in the sewage for the treatment of tank and in the sewage of detention tank by floating for the annular of dredge pump chamber, the water inlet of Slag filter gos deep in sewage; Not having remote control unit, directly connect the circuit that the contactor being connected with insulated electric conductor is connected with field controller, field controller is connected the power-on circuit of solenoid 13 and is produced electromagnetic field; Having remote control unit, press the starting button of remote controller switch, electronic signal receptor receives and starts the circuit that signal is followed by leading to electronic remote controller with field controller, and field controller is connected the power-on circuit of solenoid 13 and produced electromagnetic field; The captivation that electromagnetic field produces pulls and is overcome the pressure of thrust spring 6 to move down by magnetic piston 7, when being started descending by magnetic piston 7, be arranged in pump dirt shell 4 lower end seal on neck seal cap 11 under the effect of self gravitation descending return and close the passage entering sewage that enters intake antrum, ball sealer 8 in blowoff valve or seal cone 8 inner conical surface 19 of descending return and sealed waste discharge valve under the effect of the gravity of self, has cut off the exhalant canal of extrusion chamber; By magnetic piston 7 when descending, it is forced into the sewage in intake antrum by magnetic piston 7 and makes sewage produce internal pressure, have the sewage of pressure from entered into by the limbers 16 in magnetic piston 7 upwards washed open the ball sealer 8 sealed with internal taper hole 17 by the internal taper hole 17 in magnetic piston 7 or seal cone 8 displacement after continue up, enter in extrusion chamber behind the limbers 16 in fixing plug 10.

By magnetic piston 7 descending move to compression thrust spring 6 compression stage spacing time, the power-on circuit of field controller cutoff solenoid 13, electromagnetic field disappear, by magnetic piston 7 under the promotion of thrust spring 6 up; When being started up by magnetic piston 7, be arranged on by the ball sealer 8 on the internal taper hole 17 in magnetic piston 7 or seal cone 8 under the effect of the gravity of self descending return and close sewage enter extrusion chamber the passage entering sewage; By magnetic piston 7 up time, the sewage in extrusion chamber is made to create pressure by the up of magnetic piston 7, there is the sewage of pressure to promote ball sealer 8 from the internal taper hole 17 that the endoporus of the sealed end of blowoff valve lower end enters in blowoff valve or to seal cone 8 up and open the sealing passage of blowoff valve, make the sewage in extrusion chamber enter in blowdown pipe network after blowoff valve or in the pipeline of conveying sewage; By magnetic piston 7 when up, also made to create in intake antrum pull of vacuum by magnetic piston 7, pull of vacuum is inhaled movable sealing cap 11 and is opened and make sealing cap 11 and the annular sealing surface sealing neck separate, and sewage enters from the water inlet 9 of Slag filter 3 after filtering Slag filter 3 and to enter inlet opening, inlet opening from apopore again and enter then through the water hole 12 sealing cap 11 and be subject in the intake antrum below magnetic piston 7 in pump dirt shell 4.

By magnetic piston 7 under the promotion of thrust spring 6 up put in place time, be arranged in pump dirt shell 4 lower end seal on neck seal cap 11 under the effect of self gravitation descending return and close the passage entering sewage that enters intake antrum, ball sealer 8 in blowoff valve or seal cone 8 inner conical surface 19 of descending return and sealed waste discharge valve under the effect of the gravity of self, has cut off the exhalant canal of extrusion chamber and has made sewage not return intake antrum; Now, field controller is connected again the power-on circuit of solenoid 13 and is again produced electromagnetic field and make to be subject to magnetic piston 7 descending; What so circulate is switched on and off circuit, make solenoid 13 produce electromagnetic field pull up by magnetic piston 7 and make thrust spring 6 promotion descending by magnetic piston 7, constantly from treatment tank or sewage detention tank pumps out sewage and is transported in blowdown pipe network or in the pipeline of conveying sewage, and the sewage extracted there is no mud and mud; In the process of pump drainage sewage, the floating chamber of annular changes automatically with the change of the water surface.

Claims

1. an efficient pump drainage sewage environmental protecting device, it is characterised in that: described efficient pump drainage sewage environmental protecting device includes protective cover, the floating chamber of annular, solenoid, pump dirt shell, inlet opening, sealing cone, seals cap, thrust spring, by magnetic piston, fixing plug, internal taper hole, limbers, blowoff valve, Slag filter, field controller;

Being provided with solenoid in protective cover, solenoid is fixed on the lower part outside pump dirt shell, and protective cover is fixed on the lower sections of outside protection solenoid of pump dirt shell; Below the outside of protective cover, the lower sections of outside of one side and pump dirt shell is fixed with the floating chamber of annular, and the lower end in the floating chamber of annular is lower than the lower end of the Slag filter being fixed on pump dirt shell lower end;

The circuit connecting solenoid is connected with field controller, and the circuit of field controller is connected with insulated electric conductor, and field controller is arranged in protective cover;

Sealing cone be installed in pump dirt shell, seal cap, thrust spring, by magnetic piston, fixing plug, the upper part of the inner chamber of pump dirt shell it is arranged on by magnetic piston, thrust spring is arranged on the lower part of the inner chamber of pump dirt shell, the lower end of thrust spring is pressed in the lower end in pump dirt shell, top, upper end and is pressed in the bottom by magnetic piston, can be slided up and down at the interior intracavity of pump dirt shell by magnetic piston; In by the internal taper hole below the consent in magnetic piston, sealing cone is installed, seal cone can move up and down in internal taper hole, being provided with fixing plug in consent and limit the displacement sealed when cone moves up in internal taper hole, the fixing plug fixing employing interference fit in consent is fixed or threaded engagement is fixed or adopts the two ends that jump ring is stuck in the jump-ring slot in consent fixing plug; The sphere of ball sealer or the male cone (strobilus masculinus) of sealing cone can be closed when coordinating with the inner conical surface of internal taper hole and seal by the passage entering sewage on magnetic piston, and the sphere of ball sealer or the male cone (strobilus masculinus) of sealing cone and the inner conical surface of internal taper hole can be opened by the passage entering sewage on magnetic piston when separating; The periphery sealing neck of the lower end in pump dirt shell is cased with sealing cap, seals cap and can slide up and down on the periphery sealing neck; Seal the inner sealing surface in cap to coordinate with the annular sealing surface sealing neck end and can seal or open the passage entering sewage in entrance pump dirt shell; During by magnetic piston stroking upward, the lumen portion by the lower sections of pump dirt shell of magnetic piston is intake antrum; During by magnetic descent of piston, the lumen portion by the pump dirt shell of magnetic piston upper part is extrusion chamber; Being provided with Slag filter at the inlet opening place of the lower end of pump dirt shell, the apopore of Slag filter communicates with inlet opening; Being provided with blowoff valve in the upper end of pump dirt shell, the lower part of blowoff valve is fixed in the centre bore of the overlying one end of pump dirt shell; The upper end of blowoff valve is exposed the part of the upper surface of pump dirt shell and is connected with the pipeline of conveying sewage by flexible pipe or telescoping tube;

Described protective cover is the hollow cavity of annular, and hollow cavity has string holes, is provided with in field controller, solenoid and pump dirt shell and pump dirt shell the parts installed in hollow cavity, and string holes is to allow the hole of insulated electric conductor traverse; The inner of the annular housing of hollow cavity is fixed on pump dirt shell;

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

The floating chamber of described annular is cross section is square circular or oval hollow circular cavity; The buoyancy that annular housing produces in sewage can be supported and fixed on the total weight of the accessory of the pump dirt shell above the floating chamber of annular and pump dirt shell inside and outside, and makes to be fixed in the water inlet deep enough sewage of energy of the Slag filter below the inlet opening of pump dirt shell lower end; The floating chamber of annular can isolate the floating thing on oilysewage surface and make floating thing not enter in the sewage in the middle of the floating chamber of annular, serves the effect of coarse filtration;

The inner chamber of described pump dirt 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 inlet opening traverse pump dirt shell through pump dirt shell, lower end; There is sealing neck protruding upward at the middle part of the lower end in pump dirt shell, the upper end sealing neck is annular sealing surface, the inside sealing neck is inlet opening, when the inner sealing surface sealing cap does not have with ring packing face seal, inlet opening is communicated with intake antrum by water hole, and the inner sealing surface sealing cap and the annular sealing surface sealing neck coordinate; Described annular sealing surface is the sealing surface of the flat smooth of annular, and sealing surface is for coordinating with the inner sealing surface sealed in cap; 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 water hole;

Described blowoff valve includes blowdown valve body and seals cone, and blowdown 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 backwater sealed end the lower end of blowdown valve body, the lower surface of backwater sealed end in the lower end of blowdown valve body, upper surface be internal taper hole, the big end of internal taper hole communicates with the upper end of blowoff valve, small end communicates with the lower end of blowoff valve, is provided with sealing cone on the inner conical surface of internal taper hole; Inner conical surface can be opened when entering, from the endoporus of blowdown valve body lower end, the sewage having pressure and form passage with sealing the sealing bored, or, inner conical surface can be opened when entering, from the endoporus of blowdown valve body lower end, the sewage having pressure and form passage with sealing the sealing bored;

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

Described is the iron core of cylinder by magnetic piston, and 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; Described periphery coordinate with the inner chamber of pump dirt shell can the inner chamber of canned pump dirt shell, and can slide at the interior intracavity of pump dirt shell; There is through hole the cylindrical central portion position of described cylindrical iron core, and through hole communicates with extrusion chamber and intake antrum; The upper part of described through hole runs through the upper surface of iron core, lower part runs through iron core lower surface, and the lower part of through hole is limbers, and the upper part of through hole is consent, and the mid portion between limbers and consent is internal taper hole; Being internal taper hole on limbers, the above of internal taper hole is consent; Described limbers is the via allowing sewage pass through, and communicates with intake antrum and consent; Described consent is to install and the fixing hole filled in, and communicates with limbers and extrusion chamber;

Described fixing plug be restriction be arranged on by the internal taper hole in magnetic piston seal distance that cone moves up, centre have the plug of limbers, described plug to be that centre has the cylinder of through hole or annular ring or card spring coil; When fixing plug is the cylinder that there is through hole centre, the fixing employing interference fit in consent is fixed or threaded engagement is fixed or adopts jump ring to be stuck in the jump-ring slot in consent the two ends of fixed cylinder; When fixing plug is annular ring, the fixing employing interference fit in consent is fixed or adopts jump ring to be stuck in the jump-ring slot in consent the two ends of stationary annular circle; When fixing plug is card spring coil, directly jump ring is stuck in consent;

Described internal taper hole is tapered circular hole, and the face of circular hole is inner conical surface; The small end of internal taper hole under, hold upper greatly, respectively in the blowoff valve body of blowoff valve and by magnetic piston through hole in; Inner conical surface coordinates with the male cone (strobilus masculinus) sealing cone, can seal inner conical surface under the effect sealing the gravity boring self, can open, by suction, the passage that inner conical surface seals with sealing cone when sealing and having suction above cone; Seal cone Hydraulic pressure above more big, seal cone more good with the gluing, sealing effect of inner conical surface;

Described sealing cone is cone or cone cylinder, and the annular surface of cone or cone cylinder is tapered male cone (strobilus masculinus); Lean on when sealing male cone (strobilus masculinus) and the inner conical surface sealing of cone and press under the gravity of self and seal inner conical surface;

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

Described Slag filter is the filter of the dust in filter sewage and impurity, and the upper end of Slag filter has on apopore, vertical plane or curved surface and has water inlet, and the inside of Slag filter is provided with filter element or drainage screen; Slag filter can make the floating thing in sewage not enter in dredge pump, serves the effect of particulate matter in fine filtering sewage;

Described inlet opening be sewage enter the inner chamber of pump dirt shell through water hole, in the centre sealing neck, inlet opening communicates with intake antrum;

In intake antrum, lay in sewage, in extrusion chamber, extrude sewage and produce hydraulic pressure; When entering sewage in extrusion chamber, intake antrum communicates with extrusion chamber; When extruding sewage in extrusion chamber, the passage entering sewage that intake antrum enters extrusion chamber by sealing cone to disconnect with being sealed by the internal taper hole in magnetic piston;

Described efficient pump drainage sewage environmental protecting device, in the process of pump drainage sewage, controls do not have return spring into sewage routeway with in going out the one-way check valve of sewage routeway; When intake antrum enters sewage, suction by the generation of magnetic piston stroking upward is opened the sealing of sealing cap and sealing neck and is opened the passage into sewage, is arranged on and is sealed by the passage entering sewage boring automatic decline return under the effect of the gravity of self and close in entrance extrusion chamber that seals on the internal taper hole in magnetic piston; When extrusion chamber enters sewage, the cone that seals being arranged on the internal taper hole of blowoff valve utilizes the gravity of self to make sealing bore automatic decline return and closes the passage of the discharge on blowoff valve and seal, and is made to produce in intake antrum pressure by magnetic descent of piston and promotes and seal that cone is up opens the passage entering sewage entered in extrusion chamber then; When extrusion chamber effluent sewerage, promote under the effect of discharge pressure on the internal taper hole of blowoff valve to seal cone up and open the passage of the water outlet of blowoff valve, be arranged on and utilized the gravity of self to make sealing bore automatic decline return by the cone that seals on the internal taper hole in magnetic piston and close and sealed by the passage entering sewage on magnetic piston;

When pump drainage sewage, when carrying the outlet of pipeline of sewage lower than the water inlet of Slag filter being fixed on pump dirt shell lower end, when the head of the sewage exported by pump water arrives the outlet of the pipeline of conveying sewage, under siphonage, it is arranged on the ball sealer in blowoff valve or sealing cone is pulled and the up passage opening water outlet that separates with internal taper hole by the suction of water outlet, it is arranged on the ball sealer on the internal taper hole in ferrite core piston or seals the passage that cone opens the water inlet of entrance extrusion chamber under the pulling going out water suction force, it is arranged on the cap that seals sealing on neck under the pulling going out water suction force, opens the passage of the water inlet entering intake antrum, the passage of whole pump water has reformed into the passage of gravity flow, closing after power supply just can self-flowing pastefill sewage,

During use, being placed in the sewage for the treatment of tank and in the sewage of detention tank by floating for the annular of dredge pump chamber, the water inlet of Slag filter gos deep in sewage; Connecting the circuit that the contactor being connected with insulated electric conductor is connected with field controller, field controller is connected the power-on circuit of solenoid and is produced electromagnetic field; The captivation that electromagnetic field produces pulls the pressure by magnetic piston overpowers thrust spring to move down, when being started descending by magnetic piston, be arranged in pump dirt shell lower end seal on neck seal cap under the effect of self gravitation descending return and close the passage entering sewage that enters intake antrum, the inner conical surface of descending return under the effect of the gravity of self and sealed waste discharge valve is bored in sealing in blowoff valve, has cut off the exhalant canal of extrusion chamber; By magnetic piston when descending, it is forced into the sewage in intake antrum by magnetic piston and makes sewage produce internal pressure, have the sewage of pressure from entered into by the limbers in magnetic piston upwards washed open the sealing cone displacement sealed with internal taper hole by the internal taper hole in magnetic piston after continue up, enter behind the limbers in fixing plug in extrusion chamber;

By magnetic descent of piston move to compression thrust spring compression stage spacing time, the power-on circuit of field controller cutoff solenoid, electromagnetic field disappear, by magnetic piston under the promotion of thrust spring up; When being started up by magnetic piston, it is arranged on and is bored descending return under the effect of the gravity of self by sealing on the internal taper hole in magnetic piston and close sewage and enter the passage entering sewage of extrusion chamber; When by magnetic piston stroking upward, the sewage in extrusion chamber is made to create pressure by the up of magnetic piston, having the sewage of pressure to promote from the internal taper hole that the endoporus of the sealed end of blowoff valve lower end enters in blowoff valve, to seal cone up and open the sealing passage of blowoff valve, makes the sewage in extrusion chamber enter in blowdown pipe network after blowoff valve or in the pipeline of conveying sewage; By magnetic piston when up, also made to create in intake antrum pull of vacuum by magnetic piston, pull of vacuum is inhaled movable sealing cap and is opened and make sealing cap and the annular sealing surface sealing neck separate, and sewage enters from the water inlet of Slag filter after filtering Slag filter and to enter inlet opening, inlet opening then through being subject in the intake antrum below magnetic piston in the water hole entrance pump dirt shell sealed cap from apopore again;

By magnetic piston under the promotion of thrust spring up put in place time, be arranged in pump dirt shell lower end seal on neck seal cap under the effect of self gravitation descending return and close the passage entering sewage that enters intake antrum, the inner conical surface of descending return under the effect of the gravity of self and sealed waste discharge valve is bored in sealing in blowoff valve, has cut off the exhalant canal of extrusion chamber and has made sewage not return intake antrum; Now, field controller is connected again the power-on circuit of solenoid and is again produced electromagnetic field and make to be subject to magnetic descent of piston; What so circulate is switched on and off circuit, make solenoid produce electromagnetic field pull by magnetic piston stroking upward and allow thrust spring promote by magnetic descent of piston, constantly from treatment tank or sewage detention tank pumps out sewage and is transported in blowdown pipe network or in the pipeline of conveying sewage, and the sewage extracted there is no mud and mud; In the process of pump drainage sewage, the floating chamber of annular changes automatically with the change of the water surface.

2. efficient pump drainage sewage environmental protecting device according to claim 1, it is characterised in that: keep the shape of protective cover to ensure protective cover that solenoid can be protected without damage, the interior intracavity manufacture at protective cover has the skeleton of support;

Not having mud and mud to ensure to enter in the sewage in sewage pump, the lower end in the floating chamber of annular makes water inlet maintain a certain distance with the bottom for the treatment of tank or the bottom of detention tank lower than the water inlet of Slag filter;

3. efficient pump drainage sewage environmental protecting device according to claim 1, it is characterised in that: in order to enable to be subject to the sewage in the extrusion chamber in magnetic piston driving pump dirt shell to enter blowoff valve, adopt thrust spring as promoting the power by magnetic piston stroking upward.

4. efficient pump drainage sewage environmental protecting device according to claim 1, it is characterised in that: adopt the contactor being connected with insulated electric conductor to control being switched on and off of the power-on circuit of field controller.

5. efficient pump drainage sewage environmental protecting device according to claim 1, it is characterized in that: the compact conformation of described efficient pump drainage sewage environmental protecting device, vibrate little, utilization rate of electrical is high, powerful, the efficiency pumping sewage is high, is suitable in treatment tank pump drainage sewage and pump drainage sewage in detention tank; Swim in during pump drainage sewage on oilysewage surface, can automatically raise with the rising of oilysewage surface or reduction or reduce, mud and mud bottom treatment tank or bottom detention tank can not enter in sewage pump, floating thing on oilysewage surface can not enter in dredge pump, make dredge pump be not easy blocked, and extend the service life of dredge pump; When carrying the outlet of pipeline of sewage lower than the inlet opening of pump water hull lower end, it also is able to self-flowing pastefill sewage after closing power supply, has saved electric energy; The market prospect of industrialization is good, commercial value is high, manufactures and uses all very convenient.

6. the manufacture method of an efficient pump drainage sewage environmental protecting device, it is characterized in that: during fabrication, thrust spring adopts a kind of type in metal and rubber or two kinds of material manufacture, when adopting elastomeric material to manufacture, thrust spring creates hollow tubular type spring, utilizes the elasticity of rubber and contractility to realize the function of spring;

Protective cover creates the hollow cavity of annular, and hollow cavity manufactures to be had string holes, string holes to create to allow the hole of insulated electric conductor traverse; Being provided with in field controller, solenoid and pump dirt shell and pump dirt shell the parts installed in hollow cavity, the inner of the annular housing of hollow cavity is fixed on pump dirt shell;

In order to convenient for assembly, during fabrication, after protective cover is divided into two parts manufacture from annular position, recombinant is together for protective cover;

It is square circular or oval hollow circular cavity that the floating chamber of annular creates cross section; The buoyancy that annular housing produces in sewage can be supported and fixed on the total weight of the accessory of the pump dirt shell above the floating chamber of annular and pump dirt shell inside and outside, and makes to be fixed in the water inlet deep enough sewage of energy of the Slag filter below the inlet opening of pump dirt shell lower end; The floating chamber of annular can isolate the floating thing on oilysewage surface and make floating thing not enter in the sewage in the middle of the floating chamber of annular, serves the effect of coarse filtration;

The inner chamber of pump dirt 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 inlet opening traverse pump dirt shell through the centre bore of pump dirt shell, lower end manufacture; The middle part of the lower end in pump dirt shell manufactures sealing neck protruding upward, the upper end sealing neck creates annular sealing surface, the inside sealing neck creates inlet opening, when the inner sealing surface sealing cap does not have with ring packing face seal, inlet opening is communicated with intake antrum by water hole, and the inner sealing surface sealing cap and the annular sealing surface sealing neck coordinate; Described annular sealing surface creates the sealing surface of the flat smooth of annular; 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 water hole;

Blowoff valve creates blowdown valve body and seals cone two parts, blowoff valve system causes 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 blowdown valve body manufactures backwater sealed end, the lower surface of backwater sealed end manufactures and creates internal taper hole in the lower end of blowdown valve body, upper surface, the big end of internal taper hole communicates with the upper end of blowoff valve, small end communicates with the lower end of blowoff valve, is provided with sealing cone on the inner conical surface of internal taper hole; Inner conical surface can be opened when entering, from the endoporus of blowdown valve body lower end, the sewage having pressure and form passage with sealing the sealing bored, or, inner conical surface can be opened when entering, from the endoporus of blowdown valve body lower end, the sewage having pressure and form passage with sealing the sealing bored;

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

Created the iron core of cylinder by magnetic piston, 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; Described periphery coordinate with the inner chamber of pump dirt shell can the inner chamber of canned pump dirt shell, and can slide at the interior intracavity of pump dirt shell; The cylindrical central portion position of described cylindrical iron core manufactures through hole, and through hole communicates with extrusion chamber and intake antrum; Described through hole creates that upper part runs through the upper surface of iron core, lower part runs through iron core lower surface, the lower part of through hole creates limbers, the upper part of through hole creates consent, and the mid portion between limbers and consent creates internal taper hole; Manufactured above in limbers has internal taper hole, and the manufactured above of internal taper hole has consent; Described limbers creates the via allowing sewage pass through, and communicates with intake antrum and consent; Described consent creates to be installed and the fixing hole filled in, and communicates with limbers and extrusion chamber;

Fixing plug creates centre to be had the plug of limbers, described plug to create centre to have the cylinder of through hole or annular ring or card spring coil, it is possible to restriction is arranged on by sealing, in the internal taper hole in magnetic piston, the distance that cone moves up; When fixing plug creates the cylinder that there is through hole centre, the fixing employing interference fit in consent is fixed or threaded engagement is fixed or adopts jump ring to be stuck in the jump-ring slot in consent the two ends of fixed cylinder; When fixing plug creates annular ring, the fixing employing interference fit in consent is fixed or adopts jump ring to be stuck in the jump-ring slot in consent the two ends of stationary annular circle; When fixing plug creates card spring coil, directly jump ring is stuck in consent;

Internal taper hole creates tapered circular hole, and the face of circular hole creates inner conical surface; The small end of internal taper hole under, hold upper greatly, manufacture respectively in the blowoff valve body of blowoff valve and by the through hole of magnetic piston; Inner conical surface can be sealed under sealing the effect of gravity of cone self, pass through suction when sealing and having suction above cone and can open inner conical surface and seal the passage that cone seals; Seal cone Hydraulic pressure above more big, seal cone more good with the gluing, sealing effect of inner conical surface;

Sealing cone and create cone or cone cylinder, the annular surface of cone or cone cylinder creates tapered male cone (strobilus masculinus); Lean on when sealing male cone (strobilus masculinus) and the inner conical surface sealing of cone and press under the gravity of self and seal inner conical surface;

Field controller creates and controls solenoid and produce the controller of electromagnetic field, to the interval time producing electromagnetic field for the second time again after controlling time and the length producing the electromagnetic field time that electromagnetic field produces and every time producing electromagnetic field;

Slag filter causes the filter of the dust in filter sewage and impurity, and the upper end of Slag filter manufactures has manufacture on apopore, vertical plane or curved surface to have water inlet, and the inside of Slag filter is provided with filter element or drainage screen;

Inlet opening create sewage enter pump dirt shell inner chamber through via, manufacture in the centre sealing neck; Manufacturing in the upper end of the inlet opening sealed in neck and have annular sealing surface, when being fitted without sealing cap on the annular sealing surface sealing neck, intake antrum communicates with inlet opening;

Keep the shape of protective cover to ensure protective cover that solenoid can be protected without damage, the interior intracavity manufacture at protective cover has the skeleton of support;

Keeping shape to ensure the floating chamber of annular can produce enough buoyancy and be not easy deformation, the interior intracavity manufacture in the floating chamber of annular has the skeleton of support;

In order to enable to be subject to the sewage in the extrusion chamber in magnetic piston driving pump dirt shell to enter blowoff valve, adopt thrust spring as promoting the power by magnetic piston stroking upward;

Being provided with solenoid in protective cover, solenoid is fixed on the lower part outside pump dirt shell, and protective cover is fixed on the lower sections of outside protection solenoid of pump dirt shell; Below the outside of protective cover, the lower sections of outside of one side and pump dirt shell is fixed with the floating chamber of annular, and the lower end in the floating chamber of annular is lower than the lower end of the Slag filter being fixed on pump dirt shell lower end; The circuit connecting solenoid is connected with field controller, and the circuit of field controller is connected with insulated electric conductor, and field controller is arranged in protective cover; Sealing cap, thrust spring are installed in pump dirt shell, are bored by magnetic piston, sealing, fix plug, the upper part of the inner chamber of pump dirt shell it is arranged on by magnetic piston, thrust spring is arranged on the lower part of the inner chamber of pump dirt shell, the lower end of thrust spring is pressed in the lower end in pump dirt shell, top, upper end and is pressed in the bottom by magnetic piston, can be slided up and down at the interior intracavity of pump dirt shell by magnetic piston; In by the internal taper hole below the consent in magnetic piston, sealing cone is installed, seal cone can move up and down in internal taper hole, being provided with fixing plug in consent and limit the displacement sealed when cone moves up in internal taper hole, the fixing plug fixing employing interference fit in consent is fixed or threaded engagement is fixed or adopts the two ends that jump ring is stuck in the jump-ring slot in consent fixing plug; The sphere of ball sealer or the male cone (strobilus masculinus) of sealing cone can be closed when coordinating with the inner conical surface of internal taper hole and seal by the passage entering sewage on magnetic piston, and the sphere of ball sealer or the male cone (strobilus masculinus) of sealing cone and the inner conical surface of internal taper hole can be opened by the passage entering sewage on magnetic piston when separating; The periphery sealing neck of the lower end in pump dirt shell is cased with sealing cap, seals cap and can slide up and down on the periphery sealing neck; Seal the inner sealing surface in cap to coordinate with the annular sealing surface sealing neck end and can seal or open the passage entering sewage in entrance pump dirt shell; During by magnetic piston stroking upward, the lumen portion by the lower sections of pump dirt shell of magnetic piston is intake antrum; During by magnetic descent of piston, the lumen portion by the pump dirt shell of magnetic piston upper part is extrusion chamber; Being provided with Slag filter at the inlet opening place of the lower end of pump dirt shell, the apopore of Slag filter communicates with inlet opening; Being provided with blowoff valve in the upper end of pump dirt shell, the lower part of blowoff valve is fixed in the centre bore of the overlying one end of pump dirt shell; The upper end of blowoff valve is exposed the part of the upper surface of pump dirt shell and is connected with the pipeline of conveying sewage by flexible pipe or telescoping tube.