CN105697276A - Efficient energy-saving environmental protection sewage drainage device - Google Patents

Abstract

The invention discloses an efficient energy-saving environmental protection sewage drainage device, and belongs to sewage drainage devices. The efficient energy-saving environmental protection sewage drainage device is characterized in that a pump shell and an electromagnetic coil are mounted inside a buoyancy shell; the electromagnetic coil is fixed outside the water pumping shell; the water pumping shell is fixed inside the buoyancy shell; a water outlet valve is fixed in a central hole of the water pumping shell; a sewage drainage spring and an iron core piston are arranged inside the water pumping shell; the sewage drainage spring is propped against the lower end face of the iron core piston; a sealing cap seals a sewage entering channel of a water inlet cavity; a seal ball or a seal cone seals a sewage entering channel of an extrusion cavity; a limit plug is fixed in a plug hole in the iron core piston; and the seal ball or the seal cone is mounted in an inner cone hole. The efficient energy-saving environmental protection sewage drainage device is compact in structure, low in vibration, high in electrical energy utilization rate, high in power, and suitable for pumping sewage in a sewage treatment station, a sewage pool and a blocked sewer; and the efficient energy-saving environmental protection sewage drainage device floats on the sewage surface and automatically rises or falls along with the change of the sewage surface, the sediment and sludge cannot enter a sewage pump, and the sewage can be drained through artesian flow.

Description

Energy-efficient pump drainage sewage environmental protecting device

Technical field

The present invention relates to the energy-efficient pump drainage sewage environmental protecting device in sewage discharge field。

Background technology

Traditional when the Bilge draining-off sewage of cesspool effluent sewerage and blocking, it is all adopt immersible pump blowdown, the situation of blocking often occurs with immersible 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 energy-efficient pump drainage sewage environmental protecting device of pump drainage sewage on oilysewage surface and method thereof。

For achieving the above object, energy-efficient pump drainage sewage environmental protecting device of the present invention mainly includes buoyancy shell, solenoid, pump water hull, inlet opening, ball sealer or seals cone, seals cap, blowdown spring, ferrite core piston, restriction plug, internal taper hole, limbers, outlet valve, blowdown union joint, field controller, electronic remote controller；

Or, described energy-efficient pump drainage sewage environmental protecting device mainly includes buoyancy shell, solenoid, pump water hull, inlet opening, ball sealer or seals cone, seals cap, blowdown spring, ferrite core piston, restriction plug, internal taper hole, limbers, outlet valve, blowdown union joint, field controller。

Lower part in buoyancy shell is provided with pump water hull, solenoid, and below the outside of buoyancy shell, one side is fixed with foot rest, and the lower end of foot rest is lower than the position of the inlet opening of buoyancy shell lower end, and the inlet opening of buoyancy shell lower end communicates with the inlet opening of pump water hull lower end；Solenoid is fixed on the upper part outside pump water hull, and the lower end of pump water hull is fixed on the lower end in buoyancy shell。

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 buoyancy shell；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 buoyancy shell。

Ball sealer is installed in pump water hull or seals cone, seal cap, blowdown spring, ferrite core piston, restriction plug, ferrite core piston is arranged on the upper part of the inner chamber of pump water hull, blowdown spring is arranged on the lower part of the inner chamber of pump water hull, the lower end of blowdown spring is pressed in the lower end in pump water hull, upper end and pushes up the bottom being pressed in ferrite core piston, and ferrite core piston can slide up and down at the interior intracavity of pump water hull；Ball sealer is installed in the internal taper hole below consent in ferrite core piston or seals cone, ball sealer or sealing cone can move up and down in internal taper hole, being provided with restriction plug in consent limit ball sealer or seal cone displacement when moving up in internal taper hole, the restriction 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 restriction plug；The passage entering sewage that the sphere of ball sealer or the male cone (strobilus masculinus) of sealing cone can be closed in ferrite core piston when coordinating with the inner conical surface of internal taper hole and seal, the passage entering sewage that 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 in ferrite core piston when separating；The periphery sealing neck of the lower end in pump water hull 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 and enter sewage routeway in entrance pump water hull；When ferrite core piston is up, the lumen portion of the lower sections of pump water hull of ferrite core piston is intake antrum；When ferrite core piston is descending, the lumen portion of the pump water hull of ferrite core piston upper part is extrusion chamber。Being provided with outlet valve in the upper end of pump water hull, the lower part of outlet valve is fixed in the centre bore of the overlying one end of pump water hull；The lower end of part and blowdown union joint that the upper surface of pump water hull is exposed in the upper end of outlet valve is connected, and blowdown union joint is fixed on the upper end of buoyancy shell by stretching out hole, and the upper end of blowdown union joint is connected with conveyance conduit by flexible pipe or telescoping tube。

The material of described buoyancy shell is the material of a kind of type in metal, plastics, nylon, fiberglass, rubber or several types, when buoyancy shell during employing elastomeric material or after molding is soft-shell, can bubble through the water column first in use the inner chamber inflation of buoyancy shell；The material of hollow valve body and pump water hull 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；The material of ferrite core piston is able to be subject to the material of magnetic field suction；The material that blowdown spring adopts is a kind of type in metal and rubber or two kinds of material, and when adopting elastomeric material, blowdown spring is the spring of hollow pipe-type, utilizes the elasticity of rubber and contractility to realize the function of spring；The material of blowdown union joint is the material of a kind of type in metal, plastics, nylon, fiberglass, rubber or several types。

Described buoyancy shell is the hollow cavity producing buoyancy, the upper end of hollow cavity has stretches out hole and there is inlet opening string holes, lower end, lower part in hollow cavity is provided with in field controller, solenoid and pump water hull and pump water hull the parts installed, or, the lower part in hollow cavity is provided with in electronic remote controller, field controller, solenoid and pump water hull and pump water hull the parts installed；；Upper part in hollow cavity is provided with blowdown union joint；Lower end in hollow shell coordinates with the lower end of pump water hull and seals the lower sections of inner chamber of hollow shell, and the inlet opening of hollow shell lower end is corresponding with the position of the inlet opening of pump water hull lower end and communicates；Stretching out hole is allow the hole of blowdown union joint traverse, by the fixing blowdown union joint of nut, and stretches out hole by blowdown union joint and sealing gasket and nut seal；String holes is to allow the hole of insulated electric conductor traverse, and seals string holes by insulated electric conductor and sealed rubber ring；When buoyancy shell is put in sewage, the buoyancy that buoyancy shell produces can support all wt of the parts of buoyancy shell and inside thereof and float on oilysewage surface；When buoyancy shell swims in sewage general work, it is possible to raise with the rising of oilysewage surface, reduce with the reduction of oilysewage surface。

For the ease of the processing of buoyancy shell be easy to accessory to load in buoyancy shell, described buoyancy shell is the assembly after segmentation, and after the place that buoyancy shell middle part shape is maximum is divided into two parts, recombinant is together。

The inner chamber of described pump water hull 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 water hull through pump water hull, lower end；There is sealing neck protruding upward at the middle part of the lower end in pump water hull, 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 outlet valve includes hollow valve body and ball sealer or seals cone, and hollow valve body is hollow pipe, and internal taper hole is in the middle part of the inner chamber of hollow pipe or middle and lower part, and the internal diameter of the upper part of the internal taper hole in hollow pipe internal diameter big, lower sections of is little；There is backwater sealed end the lower end of hollow valve body, the lower surface of backwater sealed end in the lower end of hollow valve body, upper surface be internal taper hole, the big end of internal taper hole communicates with the upper end of outlet valve, small end communicates with the lower end of outlet 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 hollow valve body lower end, the sewage having pressure and form passage, or the suction produced when carrying the lower port of pipeline of sewage lower than inlet opening can be opened the sealing of inner conical surface and ball sealer or sealing cone and form passage。

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

Described ferrite core piston is cylindrical iron core, 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 water hull can the inner chamber of canned pump water hull, and can slide at the interior intracavity of pump water hull。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 limiting plug, communicates with limbers and extrusion chamber。

Described restriction plug be restriction be arranged on the ball sealer in the internal taper hole in ferrite core 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；Restriction plug is when being the cylinder that there is through hole centre, and 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；Restriction plug is when being annular ring, and 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 restriction 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 hollow valve body of outlet valve and ferrite core 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 energy-efficient pump drainage sewage environmental protecting device and cuts off the control circuit of energy-efficient pump drainage sewage environmental protecting device；Described electronic remote controller can have in the present invention and can also not have。

Described dirt, discharging pollution union joint is the soil pipe with union joint and the integral type of connecting tube。

Described inlet opening be sewage enter the inner chamber of pump water hull through water hole, sealing the centre of neck and the centre of the bottom at buoyancy shell respectively；Having annular sealing surface in the upper end of the inlet opening sealed in neck, when being fitted without sealing cap on the annular sealing surface sealing neck, intake antrum communicates with inlet opening。

In intake antrum, lay in sewage wait to press, in extrusion chamber, extrude sewage and produce hydraulic pressure；In extrusion chamber during water inlet, intake antrum communicates with extrusion chamber；In extrusion chamber during sewer, intake antrum by ball sealer or seal cone with ferrite core piston in internal taper hole seal and disconnect enter extrusion chamber enter sewage routeway。

Described energy-efficient pump drainage sewage environmental protecting device in the Bilge of Sewage Disposal or cesspool or blocking during 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 entering sewage in intake antrum, the suction of the up generation of ferrite core piston is opened and is sealed cap and open the passage into sewage with sealing the sealing of neck, be arranged on the ball sealer on the internal taper hole in ferrite core piston or seal cone 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 is intake, being arranged on the ball sealer on the internal taper hole of outlet valve or sealing is bored and utilized the gravity of self to make the passage going out sewage that ball sealer or sealing are bored automatic decline return and closed on outlet valve seal, ferrite core piston is descending and makes generation pressure promotion ball sealer or sealing in intake antrum bore the up passage entering sewage then opened and enter in extrusion chamber；When extrusion chamber effluent sewerage, under the effect of discharge pressure, promote the ball sealer on the internal taper hole of outlet valve or to seal cone up and open the passage sewage of outlet valve, be arranged on the ball sealer on the internal taper hole in ferrite core piston or seal cone and utilize the gravity of self make ball sealer or seal the passage entering sewage boring automatic decline return and close in ferrite core piston and seal。

Pump drainage sewage when extracting sewage in for cesspool and in the Bilge of blocking, when carrying the outlet of pipeline of sewage lower than the inlet opening of pump water hull 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 outlet valve or sealing cone is pulled and the up passage opening out sewage 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 sealing cone opens the passage entering sewage entering 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 entering sewage entering intake antrum, the passage of whole pump sewage has reformed into the passage of gravity flow, just can flow automatically after closing power supply dispatch sewage。

In order to ensure energy-efficient pump drainage sewage environmental protecting device can normal operation, control circuit has electronic remote controller, adopts what electronic remote controller controlled field controller to connect being switched on and off of circuit；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 connection circuit of field controller。

In order to ensure that buoyancy shell can keep shape and be not easy deformation, the interior intracavity manufacture at buoyancy shell has the skeleton of support。

In order to ensure that sewage can normally enter in inlet opening, the center of gravity manufacture of buoyancy shell is in the position near inlet opening。

In order to enable sewage to enter in pump water hull, swim in the inlet opening of the buoyancy shell on oilysewage surface must slip into the following water pump of the water surface can normal operation。

There is no mud and silt to ensure to enter in the sewage in water pump, during in inlet opening close to the bottom of sewage, adopt foot rest to support buoyancy shell and makes the bottom of inlet opening and sewage maintain a certain distance。

In order to enable the sewage in the extrusion chamber in ferrite core piston driving pump water hull to enter outlet valve, adopt blowdown spring as the power promoting ferrite core piston up。

During use, energy-efficient pump drainage sewage environmental protecting device is put in the sewage of Sewage Disposal in the sewage of cesspool or blocking Bilge in sewage in, inlet opening is goed deep in sewage, the upper part emersion oilysewage surface of buoyancy shell。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 ferrite core piston to overcome the pressure of blowdown spring to move down, when ferrite core piston starts descending, be arranged in pump water hull lower end seal on neck seal that cap descending return and closing under the effect of self gravitation enters intake antrum enter sewage routeway, ball sealer in outlet valve or seal cone under the effect of the gravity of self descending return and seal the inner conical surface of outlet valve, that has cut off extrusion chamber goes out sewage routeway；Ferrite core piston is when descending, ferrite core piston is forced into the sewage in intake antrum and makes sewage produce internal pressure, the sewage having pressure continues up after upwards washing the ball sealer sealed with internal taper hole open from the internal taper hole that the limbers in ferrite core piston enters in ferrite core piston or seal cone displacement, enter in extrusion chamber behind the limbers in restriction plug。

Ferrite core piston is descending move to the compression stage of compression blowdown spring spacing time, the power-on circuit of field controller cutoff solenoid, electromagnetic field disappears, and ferrite core piston is up under the promotion of blowdown spring；When ferrite core piston starts up, be arranged on the ball sealer on the internal taper hole in ferrite core piston or seal cone under the effect of the gravity of self descending return and close sewage enter extrusion chamber enter sewage routeway；When ferrite core piston is up, ferrite core piston up and make the sewage in extrusion chamber create pressure, have the sewage of pressure to promote ball sealer from the internal taper hole that the endoporus of the sealed end of outlet valve lower end enters in outlet valve or to seal cone up and open the sealing passage of outlet valve, make sewage in extrusion chamber through outlet valve, then through blowdown union joint after enter in the pipeline of conveying sewage；Ferrite core piston is when up, ferrite core piston also makes to create in intake antrum pull of vacuum, pull of vacuum is inhaled movable sealing cap and is opened and make the annular sealing surface of sealing cap and sealing neck separate, and from inlet opening, the water hole through sealing cap enters in the intake antrum below the ferrite core piston in pump water hull sewage。

Ferrite core piston is up when putting in place under the promotion of blowdown spring, be arranged in pump water hull lower end seal on neck seal that cap descending return and closing under the effect of self gravitation enters intake antrum enter sewage routeway, ball sealer in outlet valve or seal cone under the effect of the gravity of self descending return and seal the inner conical surface of outlet valve, cut off the going out sewage routeway of extrusion chamber and 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 ferrite core piston descending；What so circulate is switched on and off circuit, makes solenoid produce electromagnetic field and pulls ferrite core piston up and allow blowdown spring promote ferrite core piston descending, constantly sewage is pumped and be transported in the pipeline of conveying sewage。

When sewage pumped by detention tank, when carrying the outlet of pipeline of sewage lower than the inlet opening of buoyancy shell, when carrying the outlet water outlet of sewage conduct, after closing power supply, adopt self-flowing pastefill sewage。In the process extracting sewage, buoyancy shell can automatically raise with the rising of oilysewage surface or reduction or decline。

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

During fabrication, buoyancy shell adopts the material manufacture of a kind of type in metal, plastics, nylon, fiberglass, rubber or several types, when buoyancy shell when adopting elastomeric material to manufacture or after manufacture shaping is soft-shell, it is made to bubble through the water column first in use the inner chamber inflation of buoyancy shell；Hollow valve body and pump water hull 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；Ferrite core piston adopts the material manufacture of the hard to bear magnetic field suction of energy；Blowdown spring adopts a kind of type in metal and rubber or two kinds of material manufacture, and when adopting elastomeric material to manufacture, blowdown spring creates hollow tubular type spring, utilizes the elasticity of rubber and contractility to realize the function of spring；Blowdown union joint adopts the material manufacture of a kind of type in metal, plastics, nylon, fiberglass, rubber or several types。

Buoyancy shell creates the hollow cavity producing buoyancy, the upper end of hollow cavity manufacture have stretch out hole and string holes, lower end manufactures inlet opening, stretch out hole to create and allow the hole of blowdown union joint traverse, by the fixing blowdown union joint of nut, and stretch out hole by blowdown union joint and sealing gasket and nut seal；String holes creates and allows the hole of insulated electric conductor traverse, and seals string holes by insulated electric conductor and sealed rubber ring；Lower part in hollow cavity is provided with in field controller, solenoid and pump water hull and pump water hull the parts installed, or, the lower part in hollow cavity is provided with in electronic remote controller, field controller, solenoid and pump water hull and pump water hull the parts installed；；Upper part in hollow cavity is provided with blowdown union joint；Lower end in hollow shell coordinates with the lower end of pump water hull and seals the lower sections of inner chamber of hollow shell, and the inlet opening of hollow shell lower end is corresponding with the position of the inlet opening of pump water hull lower end and communicates。

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

The inner chamber of pump water hull 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 water hull through the centre bore of pump water hull, lower end manufacture；The middle part of the lower end in pump water hull 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。

Outlet valve creates hollow valve body and ball sealer or seals cone two parts, hollow valve body creates hollow pipe, internal taper hole manufacture is in the middle part of the inner chamber of hollow pipe or middle and lower part, and the internal diameter that the internal diameter that the upper part of the internal taper hole in hollow pipe manufactures is big, lower part manufactures is little；The lower end of hollow valve body manufactures backwater sealed end, the lower surface of backwater sealed end manufactures and creates internal taper hole in the lower end of hollow valve body, upper surface, the big end of internal taper hole communicates with the upper end of outlet valve, small end communicates with the lower end of outlet 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 hollow valve body lower end, the sewage having pressure and form passage, or the suction produced when carrying the lower port of pipeline of sewage lower than inlet opening can be opened the sealing of inner conical surface and ball sealer or sealing cone and form passage。

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

Ferrite core piston creates the iron core of cylinder, and 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 water hull can the inner chamber of canned pump water hull, and can slide at the interior intracavity of pump water hull。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 limiting plug, communicates with limbers and extrusion chamber。

Restriction 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 the ball sealer in the internal taper hole in ferrite core piston or seals the distance that cone moves up；Restriction plug is when creating the cylinder that there is through hole centre, and 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；Restriction plug is when creating annular ring, and 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 restriction 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 hollow valve body of outlet valve and in the through hole of ferrite core 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 and can also not have。

Blowdown union joint creates the soil pipe with union joint and the integral type of connecting tube。

Inlet opening create sewage enter pump water hull inner chamber through via, manufacture respectively and sealing the centre of neck and manufacturing the centre in the bottom of buoyancy shell；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。

In order to ensure energy-efficient pump drainage sewage environmental protecting device can normal operation, control circuit has electronic remote controller, adopts what electronic remote controller controlled field controller to connect being switched on and off of circuit；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 connection circuit of field controller。

In order to ensure that buoyancy shell can keep shape and be not easy deformation, the interior intracavity manufacture at buoyancy shell has the skeleton of support。

In order to ensure that sewage can normally enter in inlet opening, the center of gravity manufacture of buoyancy shell is in the position near inlet opening。

In order to enable sewage to enter in pump water hull, swim in the inlet opening of the buoyancy shell on oilysewage surface must slip into the following water pump of the water surface can normal operation。

There is no mud and silt to ensure to enter in the sewage in water pump, during in inlet opening close to the bottom of sewage, adopt foot rest to support buoyancy shell and makes the bottom of inlet opening and sewage maintain a certain distance。

In order to enable the sewage in the extrusion chamber in ferrite core piston driving pump water hull to enter outlet valve, adopt blowdown spring as the power promoting ferrite core piston up。

Lower part in buoyancy shell is provided with pump water hull, solenoid, and below the outside of buoyancy shell, one side is fixed with foot rest, and the lower end of foot rest is lower than the position of the inlet opening of buoyancy shell lower end, and the inlet opening of buoyancy shell lower end communicates with the inlet opening of pump water hull lower end；Solenoid is fixed on the upper part outside pump water hull, and the lower end of pump water hull is fixed on the lower end in buoyancy shell。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 buoyancy shell；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 buoyancy shell。Sealing cap, blowdown spring, ferrite core piston, ball sealer are installed in pump water hull or seal cone, restriction plug, ferrite core piston is arranged on the upper part of the inner chamber of pump water hull, blowdown spring is arranged on the lower part of the inner chamber of pump water hull, the lower end of blowdown spring is pressed in the lower end in pump water hull, upper end and pushes up the bottom being pressed in ferrite core piston, and ferrite core piston can slide up and down at the interior intracavity of pump water hull；Ball sealer is installed in the internal taper hole below consent in ferrite core piston or seals cone, ball sealer or sealing cone can move up and down in internal taper hole, being provided with restriction plug in consent limit ball sealer or seal cone displacement when moving up in internal taper hole, the restriction 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 restriction plug；The passage entering sewage that the sphere of ball sealer or the male cone (strobilus masculinus) of sealing cone can be closed in ferrite core piston when coordinating with the inner conical surface of internal taper hole and seal, the passage entering sewage that 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 in ferrite core piston when separating；The periphery sealing neck of the lower end in pump water hull 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 and enter sewage routeway in entrance pump water hull；When ferrite core piston is up, the lumen portion of the lower sections of pump water hull of ferrite core piston is intake antrum；When ferrite core piston is descending, the lumen portion of the pump water hull of ferrite core piston upper part is extrusion chamber。

Being provided with outlet valve in the upper end of pump water hull, the lower part of outlet valve is fixed in the centre bore of the overlying one end of pump water hull；The lower end of part and blowdown union joint that the upper surface of pump water hull is exposed in the upper end of outlet valve is connected, and blowdown union joint is fixed on the upper end of buoyancy shell by stretching out hole, and the upper end of blowdown union joint is connected with conveyance conduit by flexible pipe or telescoping tube。

The compact conformation of the present invention energy-efficient pump drainage sewage environmental protecting device, vibrate little, utilization rate of electrical is high, powerful, is suitable in Sewage Disposal pump drainage sewage, cesspool pump drainage sewage and pump drainage sewage in the Bilge of blocking；Swim in during pump drainage sewage on oilysewage surface, it is possible to automatically raising with rising or the reduction of oilysewage surface or decline, silt and mud bottom sewage can not enter in sewage 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 gravity flow dispatch 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 energy-efficient pump drainage sewage environmental protecting device；

Fig. 3 is the structural representation of ferrite core piston；

Fig. 4 is the schematic appearance of the top view of ferrite core piston。

Shown in figure: buoyancy shell 1, foot rest 2, inlet opening 3, pump water hull 4, hollow valve body 5, blowdown spring 6, ferrite core piston 7, ball sealer or sealing cone 8, blowdown union joint 9, restriction plug 10, sealing cap 11, water hole 12, solenoid 13, limbers 16, internal taper hole 17, consent 18, inner conical surface 19。

Detailed description of the invention

The energy-efficient pump drainage sewage environmental protecting device of the present invention mainly includes buoyancy shell 1, solenoid 13, pump water hull 4, inlet opening 3, ball sealer or seals cone 8, sealing cap 11, blowdown spring 6, ferrite core piston 7, restriction plug 10, internal taper hole 17, limbers 16, outlet valve, blowdown union joint 9, field controller, electronic remote controller；Or including buoyancy shell 1, solenoid 13, pump water hull 4, inlet opening 3, ball sealer or sealing cone 8, seal cap 11, blowdown spring 6, ferrite core piston 7, restriction plug 10, internal taper hole 17, limbers 16, outlet valve, blowdown union joint 9, field controller。

Lower part in buoyancy shell 1 is provided with pump water hull 4, solenoid 13, below the outside of buoyancy shell 1, one side is fixed with foot rest 2, the lower end of foot rest 2 is lower than the position of the inlet opening 3 of buoyancy shell 1 lower end, and the inlet opening 3 of buoyancy shell 1 lower end communicates with the inlet opening 3 of pump water hull 4 lower end；Solenoid 13 is fixed on the upper part outside pump water hull 4, and the lower end of pump water hull 4 is fixed on the lower end in buoyancy shell 1。

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 buoyancy shell 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 buoyancy shell 1。

Ball sealer is installed in pump water hull 4 or seals cone 8, sealing cap 11, blowdown spring 6, ferrite core piston 7, restriction plug 10, ferrite core piston 7 is arranged on the upper part of the inner chamber of pump water hull 4, blowdown spring 6 is arranged on the lower part of the inner chamber of pump water hull 4, the lower end of blowdown spring 6 is pressed in the lower end in pump water hull 4, upper end and pushes up the bottom being pressed in ferrite core piston 7, and ferrite core piston 7 can slide up and down at the interior intracavity of pump water hull 4；Ball sealer is installed in the internal taper hole 17 below consent 18 in ferrite core piston 7 or seals cone 8, ball sealer or sealing cone 8 can move up and down in internal taper hole 17, being provided with restriction plug 10 in consent 18 to limit ball sealer or to seal displacement when cone 8 moves up in internal taper hole 17, the restriction plug 10 fixing employing interference fit in consent 18 are fixed or threaded engagement is fixed or adopt jump ring to be stuck in the jump-ring slot in consent 18 two ends of fixing restriction plug 10；The passage entering sewage that the sphere of ball sealer or the male cone (strobilus masculinus) of sealing cone can be closed in ferrite core piston 7 when coordinating with the inner conical surface 19 of internal taper hole 17 and seal, the passage entering sewage that the sphere of ball sealer or the male cone (strobilus masculinus) of sealing cone and the inner conical surface 19 of internal taper hole 17 can be opened in ferrite core piston 7 when separating；The periphery sealing neck of the lower end in pump water hull 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 and enter sewage routeway in entrance pump water hull 4；When ferrite core piston 7 is up, the lumen portion of the lower sections of pump water hull 4 of ferrite core piston 7 is intake antrum；When ferrite core piston 7 is descending, the lumen portion of the pump water hull 4 of ferrite core piston 7 upper part is extrusion chamber。Being provided with outlet valve in the upper end of pump water hull 4, the lower part of outlet valve is fixed in the centre bore of the overlying one end of pump water hull 4；The lower end of part and blowdown union joint 9 that the upper surface of pump water hull 4 is exposed in the upper end of outlet valve is connected, and blowdown union joint 9 is fixed on the upper end of buoyancy shell 1 by stretching out hole, and the upper end of blowdown union joint 9 is connected with conveyance conduit by flexible pipe or telescoping tube。

During fabrication, buoyancy shell 1 adopts the material manufacture of a kind of type in metal, plastics, nylon, fiberglass, rubber or several types, when buoyancy shell 1 when adopting elastomeric material to manufacture or after manufacture shaping is soft-shell, it is made to bubble through the water column first in use the inner chamber inflation of buoyancy shell 1；Hollow valve body 5 and pump water hull 4 adopt the material manufacture of a kind of type in metal, plastics, nylon and fiberglass or several types；Ball sealer 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；Ferrite core piston 7 adopts the material manufacture of the hard to bear magnetic field suction of energy；Blowdown spring 6 adopts a kind of type in metal and rubber or two kinds of material manufacture, and when adopting elastomeric material to manufacture, blowdown spring 6 creates hollow tubular type spring, utilizes the elasticity of rubber and contractility to realize the function of spring；Blowdown union joint 9 adopts the material manufacture of a kind of type in metal, plastics, nylon, fiberglass, rubber or several types。

Buoyancy shell 1 creates the hollow cavity producing buoyancy, the upper end of hollow cavity manufacture have stretch out hole and string holes, lower end manufactures inlet opening 3, stretch out hole to create and allow the hole of blowdown union joint 9 traverse, by the fixing blowdown union joint 9 of nut, and stretch out hole by blowdown union joint 9 and sealing gasket and nut seal；String holes creates and allows the hole of insulated electric conductor traverse, and seals string holes by insulated electric conductor and sealed rubber ring；Lower part in hollow cavity is provided with in field controller, solenoid 13 and pump water hull 4 and pump water hull 4 parts installed, or, the lower part in hollow cavity is provided with in electronic remote controller, field controller, solenoid 13 and pump water hull 4 and pump water hull 4 parts installed；；Upper part in hollow cavity is provided with blowdown union joint 9；Lower end in hollow shell coordinates with the lower end of pump water hull 4 and seals the lower sections of inner chamber of hollow shell, and the inlet opening 3 of hollow shell lower end is corresponding with the position of the inlet opening 3 of pump water hull 4 lower end and communicates。

In order to convenient for assembly, during fabrication, after buoyancy shell 1 is divided into two parts manufacture from the place that middle shape is maximum, recombinant is together for buoyancy shell 1。

The inner chamber of pump water hull 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 3 traverse pump water hull 4 through the centre bore of pump water hull 4, lower end manufacture；The middle part of the lower end in pump water hull 4 manufactures sealing neck protruding upward, the upper end sealing neck creates annular sealing surface, the inside sealing neck creates inlet opening 3, when the inner sealing surface sealing cap 11 does not have with ring packing face seal, inlet opening 3 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。

Outlet valve creates hollow valve body 5 and ball sealer or seals cone 8 two parts, hollow 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 hollow valve body 5 manufactures backwater sealed end, the lower surface of backwater sealed end manufactures in the lower end of hollow valve body 5, upper surface creates internal taper hole 17, the big end of internal taper hole 17 communicates with the upper end of outlet valve, small end communicates with the lower end of outlet valve, is provided with ball sealer 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 or sealing cone 8 can be opened when entering, from the endoporus of hollow valve body 5 lower end, the sewage having pressure and form passage, or the suction produced when carrying the lower port of pipeline of sewage lower than inlet opening 3 can be opened the sealing of inner conical surface 19 and ball sealer or sealing cone 8 and form passage。

For the ease of the processing of pump water hull 4 be easy to accessory to load in pump water hull 4, described pump water hull 4 creates the assembly after segmental machining manufactures；The upper end of the cylindrical cavity body portion in pump water hull 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 water hull 4, centre bore manufactures on pump cover, inlet opening 3 manufactures and is combined into after the middle part in the main body lower end of pump water hull 4, pump cover and the main body after pump water hull 4 manufacture is a composite entity；Or, the lower end of the cylindrical cavity body portion in pump water hull 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 water hull 4, inlet opening 3 manufactures the middle part at 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 water hull 4, pump cover and pump water hull 4 manufactures。

Ferrite core piston 7 creates the iron core of cylinder, and 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 water hull 4 can the inner chamber of canned pump water hull 4, and can slide at the interior intracavity of pump water hull 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 to be installed and the fixing hole limiting plug 10, communicates with limbers 16 and extrusion chamber。

Restriction 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 the ball sealer in the internal taper hole 17 in ferrite core piston 7 or seals the distances that cone 8 moves up；Restriction plug 10 is when creating the cylinder that there is through hole centre, and 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；Restriction plug 10 is when creating 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 restriction 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 hollow valve body 5 of outlet valve and in the through hole of ferrite core piston 7；Inner conical surface 19 can be sealed under the effect of ball sealer or the gravity sealing cone 8 self, inner conical surface 19 and ball sealer or the passages sealing cone 8 sealing can be opened at ball sealer or when sealing and have suction above cone 8 by suction；Ball sealer or sealing cone 8 Hydraulic pressure above are more big, and ball sealer or sealing cone 8 are more good with the gluing, sealing effect of inner conical surface 19。

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 19 by pressing under the gravity of sealing cone self when the male cone (strobilus masculinus) bored seals with inner conical surface 19。

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 19 is sealed by pressing under the self gravitation of ball sealer when the sphere of ball sealer 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。

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 and can also not have。

Blowdown union joint 9 creates the soil pipe with union joint and the integral type of connecting tube。

Inlet opening 3 create sewage enter pump water hull 4 inner chamber through via, manufacture respectively and sealing the centre of neck and manufacturing the centre in the bottom of buoyancy shell 1；Manufacturing in the upper end of the inlet opening 3 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 3。

In order to ensure energy-efficient pump drainage sewage environmental protecting device can normal operation, control circuit has electronic remote controller, adopts what electronic remote controller controlled field controller to connect being switched on and off of circuit；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 connection circuit of field controller。

In order to ensure that buoyancy shell 1 can keep shape and be not easy deformation, the interior intracavity manufacture at buoyancy shell 1 has the skeleton of support。

In order to ensure that sewage can normally enter in inlet opening 3, the center of gravity manufacture of buoyancy shell 1 is in the position near inlet opening 3。

In order to enable sewage to enter in pump water hull 4, swim in the inlet opening 3 of the buoyancy shell 1 on oilysewage surface must slip into the following water pump of the water surface can normal operation。

There is no mud and silt to ensure to enter in the sewage in water pump, during in inlet opening 3 close to the bottom of sewage, adopt foot rest 2 to support buoyancy shell 1 and make the bottom of inlet opening 3 and sewage maintain a certain distance。

In order to make ferrite core piston 7 can enter outlet valve by the sewage in the extrusion chamber in driving pump water hull 4, adopt blowdown spring 6 as the power promoting ferrite core piston 7 up。

In intake antrum, lay in sewage wait to press, in extrusion chamber, extrude sewage and produce hydraulic pressure；In extrusion chamber during water inlet, intake antrum communicates with extrusion chamber；In extrusion chamber during sewer, intake antrum by ball sealer or seal cone 8 with ferrite core piston 7 in internal taper hole 17 seal and disconnect enter extrusion chamber enter sewage routeway。

Described energy-efficient pump drainage sewage environmental protecting device in the Bilge of Sewage Disposal or cesspool or blocking during 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 entering sewage in intake antrum, the suction of the up generation of ferrite core piston 7 is opened and is sealed cap 11 and the sealing sealing neck and open the passage into sewage, be arranged on the ball sealer on the internal taper hole 17 in ferrite core 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 is intake, being arranged on the ball sealer on the internal taper hole 17 of outlet valve or sealing is bored 8 and utilized the gravity of self to make the passage going out sewage that ball sealer or sealing are bored 8 automatic decline returns and closed on outlet valve seal, ferrite core piston 7 is descending and makes generation pressure promotion ball sealer or sealing in intake antrum bore the 8 up passages entering sewage then opened in entrance extrusion chamber；When extrusion chamber effluent sewerage, under the effect of discharge pressure, promote the ball sealer on the internal taper hole 17 of outlet valve or to seal cone 8 up and open the passage sewage of outlet valve, be arranged on the ball sealer on the internal taper hole 17 in ferrite core piston 7 or seal cone 8 and utilize the gravity of self to make ball sealer or the passage entering sewage that seals cone 8 automatic decline returns and close in ferrite core piston 7 seal。

Pump drainage sewage when extracting sewage in for cesspool and in the Bilge of blocking, when carrying the outlet of pipeline of sewage lower than the inlet opening 3 of pump water hull 4 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 outlet valve or sealing cone 8 is pulled and the up passage opening out sewage that separates with internal taper hole 17 by the suction of water outlet, it is arranged on the ball sealer on the internal taper hole 17 in ferrite core piston 7 or sealing cone 8 opens the passages entering sewage entering extrusion chamber under the pulling going out water suction force, it is arranged on the cap 11 that seals sealing on neck under the pulling going out water suction force, opens the passage entering sewage entering intake antrum, the passage of whole pump sewage has reformed into the passage of gravity flow, just can flow automatically after closing power supply dispatch sewage。

During use, energy-efficient pump drainage sewage environmental protecting device is put in the sewage of Sewage Disposal in the sewage of cesspool or blocking Bilge in sewage in, inlet opening 3 is goed deep in sewage, the upper part emersion oilysewage surface of buoyancy shell 1。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 ferrite core piston 7 to overcome the pressure of blowdown spring 6 to move down, when ferrite core piston 7 starts descending, be arranged in pump water hull 4 lower end seal on neck seal that cap 11 descending return and closing under the effect of self gravitation enters intake antrum enter sewage routeway, ball sealer in outlet valve or seal cone 8 under the effect of the gravity of self descending return and seal the inner conical surface 19 of outlet valve, that has cut off extrusion chamber goes out sewage routeway；Ferrite core piston 7 is when descending, ferrite core piston 7 is forced into the sewage in intake antrum and makes sewage produce internal pressure, the sewage having pressure continues up after upwards washing the ball sealer sealed with internal taper hole 17 open from the internal taper hole 17 that the limbers 16 in ferrite core piston 7 enters in ferrite core piston 7 or seal cone 8 displacement, enter in extrusion chamber behind the limbers 16 in restriction plug 10。

Ferrite core piston 7 is descending move to the compression stage of compression blowdown spring 6 spacing time, the power-on circuit of field controller cutoff solenoid 13, electromagnetic field disappears, and ferrite core piston 7 is up under the promotion of blowdown spring 6；When ferrite core piston 7 starts up, be arranged on the ball sealer on the internal taper hole 17 in ferrite core piston 7 or seal cone 8 under the effect of the gravity of self descending return and close sewage enter extrusion chamber enter sewage routeway；When ferrite core piston 7 is up, ferrite core piston 7 up and make the sewage in extrusion chamber create pressure, have the sewage of pressure to promote ball sealer from the internal taper hole 17 that the endoporus of the sealed end of outlet valve lower end enters in outlet valve or to seal cone 8 up and open the sealing passage of outlet valve, make sewage in extrusion chamber through outlet valve, then through blowdown union joint 9 after enter in the pipeline of conveying sewage；Ferrite core piston 7 is when up, ferrite core piston 7 also makes to create in intake antrum pull of vacuum, pull of vacuum is inhaled movable sealing cap 11 and is opened and make the annular sealing surface of sealing cap 11 and sealing neck separate, and from inlet opening 3, the water hole 12 through sealing cap 11 enters in the intake antrum below the ferrite core piston 7 in pump water hull 4 sewage。

Ferrite core piston 7 is up when putting in place under the promotion of blowdown spring 6, be arranged in pump water hull 4 lower end seal on neck seal that cap 11 descending return and closing under the effect of self gravitation enters intake antrum enter sewage routeway, ball sealer in outlet valve or seal cone 8 under the effect of the gravity of self descending return and seal the inner conical surface 19 of outlet valve, cut off the going out sewage routeway of extrusion chamber and 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 ferrite core piston 7 descending；What so circulate is switched on and off circuit, makes solenoid 13 produce electromagnetic field and pulls ferrite core piston 7 up and allow blowdown spring 6 promote ferrite core piston 7 descending, constantly sewage is pumped and is transported in the pipeline of conveying sewage。

When sewage pumped by detention tank, when carrying the outlet of pipeline of sewage lower than the inlet opening 3 of buoyancy shell 1, when carrying the outlet water outlet of sewage conduct, after closing power supply, adopt self-flowing pastefill sewage。In the process extracting sewage, buoyancy shell 1 can automatically raise with the rising of oilysewage surface or reduction or decline。

Claims (6)

1. an energy-efficient pump drainage sewage environmental protecting device, it is characterised in that: described energy-efficient pump drainage sewage environmental protecting device includes buoyancy shell, solenoid, pump water hull, inlet opening, sealing cone, seals cap, blowdown spring, ferrite core piston, restriction plug, internal taper hole, limbers, outlet valve, blowdown union joint, field controller；

Lower part in buoyancy shell is provided with pump water hull, solenoid, and below the outside of buoyancy shell, one side is fixed with foot rest, and the lower end of foot rest is lower than the position of the inlet opening of buoyancy shell lower end, and the inlet opening of buoyancy shell lower end communicates with the inlet opening of pump water hull lower end；Solenoid is fixed on the upper part outside pump water hull, and the lower end of pump water hull is fixed on the lower end in buoyancy shell；

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 buoyancy shell；

Sealing cone is installed in pump water hull, seals cap, blowdown spring, ferrite core piston, restriction plug, ferrite core piston is arranged on the upper part of the inner chamber of pump water hull, blowdown spring is arranged on the lower part of the inner chamber of pump water hull, the lower end of blowdown spring is pressed in the lower end in pump water hull, upper end and pushes up the bottom being pressed in ferrite core piston, and ferrite core piston can slide up and down at the interior intracavity of pump water hull；Sealing cone is installed in the internal taper hole below consent in ferrite core piston, seal cone can move up and down in internal taper hole, being provided with restriction in consent and fill in the displacement limited when sealing cone moves up in internal taper hole, the restriction plug 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 fixes the two ends limiting plug；The passage entering sewage that the sphere of ball sealer or the male cone (strobilus masculinus) of sealing cone can be closed in ferrite core piston when coordinating with the inner conical surface of internal taper hole and seal, the passage entering sewage that 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 in ferrite core piston when separating；The periphery sealing neck of the lower end in pump water hull 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 and enter sewage routeway in entrance pump water hull；When ferrite core piston is up, the lumen portion of the lower sections of pump water hull of ferrite core piston is intake antrum；When ferrite core piston is descending, the lumen portion of the pump water hull of ferrite core piston upper part is extrusion chamber；Being provided with outlet valve in the upper end of pump water hull, the lower part of outlet valve is fixed in the centre bore of the overlying one end of pump water hull；The lower end of part and blowdown union joint that the upper surface of pump water hull is exposed in the upper end of outlet valve is connected, and blowdown union joint is fixed on the upper end of buoyancy shell by stretching out hole, and the upper end of blowdown union joint is connected with conveyance conduit by flexible pipe or telescoping tube；

The material of described buoyancy shell is the material of a kind of type in metal, plastics, nylon, fiberglass, rubber or several types, when buoyancy shell during employing elastomeric material or after molding is soft-shell, can bubble through the water column first in use the inner chamber inflation of buoyancy shell；The material of hollow valve body and pump water hull adopts the material of a kind of type in metal, plastics, nylon and fiberglass or several types；The material 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；The material of ferrite core piston is able to be subject to the material of magnetic field suction；The material that blowdown spring adopts is a kind of type in metal and rubber or two kinds of material, and when adopting elastomeric material, blowdown spring is the spring of hollow pipe-type, utilizes the elasticity of rubber and contractility to realize the function of spring；The material of blowdown union joint is the material of a kind of type in metal, plastics, nylon, fiberglass, rubber or several types；

Described buoyancy shell is the hollow cavity producing buoyancy, the upper end of hollow cavity has stretches out hole and there is inlet opening string holes, lower end, lower part in hollow cavity is provided with in field controller, solenoid and pump water hull and pump water hull the parts installed, and the upper part in hollow cavity is provided with blowdown union joint；Lower end in hollow shell coordinates with the lower end of pump water hull and seals the lower sections of inner chamber of hollow shell, and the inlet opening of hollow shell lower end is corresponding with the position of the inlet opening of pump water hull lower end and communicates；Stretching out hole is allow the hole of blowdown union joint traverse, by the fixing blowdown union joint of nut, and stretches out hole by blowdown union joint and sealing gasket and nut seal；String holes is to allow the hole of insulated electric conductor traverse, and seals string holes by insulated electric conductor and sealed rubber ring；When buoyancy shell is put in sewage, the buoyancy that buoyancy shell produces can support all wt of the parts of buoyancy shell and inside thereof and float on oilysewage surface；When buoyancy shell swims in sewage general work, it is possible to raise with the rising of oilysewage surface, reduce with the reduction of oilysewage surface；

For the ease of the processing of buoyancy shell be easy to accessory to load in buoyancy shell, described buoyancy shell is the assembly after segmentation, and after the place that buoyancy shell middle part shape is maximum is divided into two parts, recombinant is together；

The inner chamber of described pump water hull 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 water hull through pump water hull, lower end；There is sealing neck protruding upward at the middle part of the lower end in pump water hull, 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 outlet valve includes hollow valve body and seals cone, and hollow valve body is hollow pipe, and internal taper hole is in the middle part of the inner chamber of hollow pipe or middle and lower part, and the internal diameter of the upper part of the internal taper hole in hollow pipe internal diameter big, lower sections of is little；There is backwater sealed end the lower end of hollow valve body, the lower surface of backwater sealed end in the lower end of hollow valve body, upper surface be internal taper hole, the big end of internal taper hole communicates with the upper end of outlet valve, small end communicates with the lower end of outlet 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 hollow valve body lower end, the sewage having pressure and form passage with sealing the sealing bored, or the suction produced when carrying the lower port of pipeline of sewage lower than inlet opening can be opened inner conical surface and form passage with sealing the sealing bored；

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

Described ferrite core piston is cylindrical iron core, 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 water hull can the inner chamber of canned pump water hull, and can slide at the interior intracavity of pump water hull；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 limiting plug, communicates with limbers and extrusion chamber；

Described restriction plug be restriction be arranged in the internal taper hole in ferrite core 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；Restriction plug is when being the cylinder that there is through hole centre, and 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；Restriction plug is when being annular ring, and 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 restriction 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 hollow valve body of outlet valve and ferrite core 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 dirt, discharging pollution union joint is the soil pipe with union joint and the integral type of connecting tube；

Described inlet opening be sewage enter the inner chamber of pump water hull through water hole, sealing the centre of neck and the centre of the bottom at buoyancy shell respectively；Having annular sealing surface in the upper end of the inlet opening sealed in neck, when being fitted without sealing cap on the annular sealing surface sealing neck, intake antrum communicates with inlet opening；

In intake antrum, lay in sewage wait to press, in extrusion chamber, extrude sewage and produce hydraulic pressure；In extrusion chamber during water inlet, intake antrum communicates with extrusion chamber；In extrusion chamber during sewer, intake antrum by seal cone with ferrite core piston in internal taper hole seal and disconnect enter extrusion chamber enter sewage routeway；

Described energy-efficient pump drainage sewage environmental protecting device in the Bilge of Sewage Disposal or cesspool or blocking during 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 entering sewage in intake antrum, the suction of the up generation of ferrite core piston is opened the sealing of sealing cap and sealing neck and is opened the passage into sewage, and the passage entering sewage boring automatic decline return under the effect of the gravity of self and close in entrance extrusion chamber that seals being arranged on the internal taper hole in ferrite core piston seals；When extrusion chamber is intake, the sealing being arranged on the internal taper hole of outlet valve is bored the passage going out sewage utilizing the gravity of self to make sealing bore automatic decline return and to close on outlet valve and is sealed, and ferrite core piston is descending and makes generation pressure in intake antrum promote sealing to bore the up passage entering sewage then opened and enter in extrusion chamber；When extrusion chamber effluent sewerage, promote under the effect of discharge pressure on the internal taper hole of outlet valve to seal cone up and open the passage sewage of outlet valve, be arranged on the internal taper hole in ferrite core piston seal that cone utilizes the gravity of self to make sealing bore automatic decline return and the passage entering sewage of closing in ferrite core piston seals；

Pump drainage sewage when extracting sewage in for cesspool and in the Bilge of blocking, when carrying the outlet of pipeline of sewage lower than the inlet opening of pump water hull lower end, when the head of the sewage exported by pump water arrives the outlet of the pipeline of conveying sewage, under siphonage, the cone that seals being arranged in outlet valve is pulled and the up passage opening out sewage that separates with internal taper hole by the suction of water outlet, the cone that seals being arranged on the internal taper hole in ferrite core piston opens the passage entering sewage entering 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 entering sewage entering intake antrum, the passage of whole pump sewage has reformed into the passage of gravity flow, just can flow automatically after closing power supply dispatch sewage；

During use, energy-efficient pump drainage sewage environmental protecting device is put in the sewage of Sewage Disposal in the sewage of cesspool or blocking Bilge in sewage in, inlet opening is goed deep in sewage, the upper part emersion oilysewage surface of buoyancy shell；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 ferrite core piston to overcome the pressure of blowdown spring to move down, when ferrite core piston starts descending, be arranged in pump water hull lower end seal on neck seal that cap descending return and closing under the effect of self gravitation enters intake antrum enter sewage routeway, in outlet valve seal cone under the effect of the gravity of self descending return and seal the inner conical surface of outlet valve, that has cut off extrusion chamber goes out sewage routeway；Ferrite core piston is when descending, ferrite core piston is forced into the sewage in intake antrum and makes sewage produce internal pressure, the sewage having pressure continues up upwards wash the sealing cone displacement sealed with internal taper hole open from the internal taper hole that the limbers in ferrite core piston enters in ferrite core piston after, enter in extrusion chamber behind the limbers in restriction plug；

Ferrite core piston is descending move to the compression stage of compression blowdown spring spacing time, the power-on circuit of field controller cutoff solenoid, electromagnetic field disappears, and ferrite core piston is up under the promotion of blowdown spring；When ferrite core piston starts up, be arranged on the internal taper hole in ferrite core piston seal cone under the effect of the gravity of self descending return and close sewage enter extrusion chamber enter sewage routeway；When ferrite core piston is up, ferrite core piston up and make the sewage in extrusion chamber create pressure, having the sewage of pressure to promote from the internal taper hole that the endoporus of the sealed end of outlet valve lower end enters in outlet valve, to seal cone up and open the sealing passage of outlet valve, make sewage in extrusion chamber through outlet valve, then through blowdown union joint after enter in the pipeline of conveying sewage；Ferrite core piston is when up, ferrite core piston also makes to create in intake antrum pull of vacuum, pull of vacuum is inhaled movable sealing cap and is opened and make the annular sealing surface of sealing cap and sealing neck separate, and from inlet opening, the water hole through sealing cap enters in the intake antrum below the ferrite core piston in pump water hull sewage；

Ferrite core piston is up when putting in place under the promotion of blowdown spring, be arranged in pump water hull lower end seal on neck seal that cap descending return and closing under the effect of self gravitation enters intake antrum enter sewage routeway, in outlet valve seal cone under the effect of the gravity of self descending return and seal the inner conical surface of outlet valve, cut off the going out sewage routeway of extrusion chamber and 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 ferrite core piston descending；What so circulate is switched on and off circuit, makes solenoid produce electromagnetic field and pulls ferrite core piston up and allow blowdown spring promote ferrite core piston descending, constantly sewage is pumped and be transported in the pipeline of conveying sewage；When sewage pumped by detention tank, when carrying the outlet of pipeline of sewage lower than the inlet opening of buoyancy shell, when carrying the outlet water outlet of sewage conduct, after closing power supply, adopt self-flowing pastefill sewage；In the process extracting sewage, buoyancy shell can automatically raise with the rising of oilysewage surface or reduction or decline。

2. energy-efficient pump drainage sewage environmental protecting device according to claim 1, it is characterised in that: in order to ensure that buoyancy shell can keep shape and be not easy deformation, the interior intracavity manufacture at buoyancy shell has the skeleton of support；

In order to ensure that sewage can normally enter in inlet opening, the center of gravity manufacture of buoyancy shell is in the position near inlet opening；

In order to enable the sewage in the extrusion chamber in ferrite core piston driving pump water hull to enter outlet valve, adopt blowdown spring as the power promoting ferrite core piston up。

3. energy-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 connection circuit of field controller；

In order to enable sewage to enter in pump water hull, swim in the inlet opening of the buoyancy shell on oilysewage surface must slip into the following water pump of the water surface can normal operation。

4. energy-efficient pump drainage sewage environmental protecting device according to claim 1, it is characterized in that: there is no mud and silt to ensure to enter in the sewage in water pump, during in inlet opening close to the bottom of sewage, adopt foot rest to support buoyancy shell and makes the bottom of inlet opening and sewage maintain a certain distance。

5. energy-efficient pump drainage sewage environmental protecting device according to claim 1, it is characterized in that: the compact conformation of described energy-efficient pump drainage sewage environmental protecting device, vibrate little, utilization rate of electrical is high, powerful, is suitable in Sewage Disposal pump drainage sewage, cesspool pump drainage sewage and pump drainage sewage in the Bilge of blocking；Swim in during pump drainage sewage on oilysewage surface, it is possible to automatically raising with rising or the reduction of oilysewage surface or decline, silt and mud bottom sewage can not enter in sewage 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 gravity flow dispatch 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 energy-efficient pump drainage sewage environmental protecting device, it is characterized in that: during fabrication, buoyancy shell adopts the material manufacture of a kind of type in metal, plastics, nylon, fiberglass, rubber or several types, when buoyancy shell when adopting elastomeric material to manufacture or after manufacture shaping is soft-shell, it is made to bubble through the water column first in use the inner chamber inflation of buoyancy shell；Hollow valve body and pump water hull adopt the material manufacture of a kind of type in metal, plastics, nylon and fiberglass or several types；Seal cone and 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；Ferrite core piston adopts the material manufacture of the hard to bear magnetic field suction of energy；Blowdown spring adopts a kind of type in metal and rubber or two kinds of material manufacture, and when adopting elastomeric material to manufacture, blowdown spring creates hollow tubular type spring, utilizes the elasticity of rubber and contractility to realize the function of spring；Blowdown union joint adopts the material manufacture of a kind of type in metal, plastics, nylon, fiberglass, rubber or several types；

Buoyancy shell creates the hollow cavity producing buoyancy, the upper end of hollow cavity manufacture have stretch out hole and string holes, lower end manufactures inlet opening, stretch out hole to create and allow the hole of blowdown union joint traverse, by the fixing blowdown union joint of nut, and stretch out hole by blowdown union joint and sealing gasket and nut seal；String holes creates and allows the hole of insulated electric conductor traverse, and seals string holes by insulated electric conductor and sealed rubber ring；Lower part in hollow cavity is provided with in field controller, solenoid and pump water hull and pump water hull the parts installed, and the upper part in hollow cavity is provided with blowdown union joint；Lower end in hollow shell coordinates with the lower end of pump water hull and seals the lower sections of inner chamber of hollow shell, and the inlet opening of hollow shell lower end is corresponding with the position of the inlet opening of pump water hull lower end and communicates；

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

The inner chamber of pump water hull 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 water hull through the centre bore of pump water hull, lower end manufacture；The middle part of the lower end in pump water hull 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；

Outlet valve creates hollow valve body and seals cone two parts, and hollow valve body creates hollow pipe, and internal taper hole manufacture is in the middle part of the inner chamber of hollow pipe or middle and lower part, and the internal diameter that the internal diameter that the upper part of the internal taper hole in hollow pipe manufactures is big, lower part manufactures is little；The lower end of hollow valve body manufactures backwater sealed end, the lower surface of backwater sealed end manufactures and creates internal taper hole in the lower end of hollow valve body, upper surface, the big end of internal taper hole communicates with the upper end of outlet valve, small end communicates with the lower end of outlet 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 hollow valve body lower end, the sewage having pressure and form passage with sealing the sealing bored, or the suction produced when carrying the lower port of pipeline of sewage lower than inlet opening can be opened inner conical surface and form passage with sealing the sealing bored；

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

Ferrite core piston creates the iron core of cylinder, and 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 water hull can the inner chamber of canned pump water hull, and can slide at the interior intracavity of pump water hull；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 limiting plug, communicates with limbers and extrusion chamber；

Restriction 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 and seals, in the internal taper hole in ferrite core piston, the distance that cone moves up；Restriction plug is when creating the cylinder that there is through hole centre, and 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；Restriction plug is when creating annular ring, and 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 restriction 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 hollow valve body of outlet valve and in the through hole of ferrite core 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；

Blowdown union joint creates the soil pipe with union joint and the integral type of connecting tube；

Inlet opening create sewage enter pump water hull inner chamber through via, manufacture respectively and sealing the centre of neck and manufacturing the centre in the bottom of buoyancy shell；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；

In order to ensure that buoyancy shell can keep shape and be not easy deformation, the interior intracavity manufacture at buoyancy shell has the skeleton of support；

In order to ensure that sewage can normally enter in inlet opening, the center of gravity manufacture of buoyancy shell is in the position near inlet opening；

In order to enable sewage to enter in pump water hull, swim in the inlet opening of the buoyancy shell on oilysewage surface must slip into the following water pump of the water surface can normal operation；

There is no mud and silt to ensure to enter in the sewage in water pump, during in inlet opening close to the bottom of sewage, adopt foot rest to support buoyancy shell and makes the bottom of inlet opening and sewage maintain a certain distance；

In order to enable the sewage in the extrusion chamber in ferrite core piston driving pump water hull to enter outlet valve, adopt blowdown spring as the power promoting ferrite core piston up；

Lower part in buoyancy shell is provided with pump water hull, solenoid, and below the outside of buoyancy shell, one side is fixed with foot rest, and the lower end of foot rest is lower than the position of the inlet opening of buoyancy shell lower end, and the inlet opening of buoyancy shell lower end communicates with the inlet opening of pump water hull lower end；Solenoid is fixed on the upper part outside pump water hull, and the lower end of pump water hull is fixed on the lower end in buoyancy shell；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 buoyancy shell；Sealing cap, blowdown spring, ferrite core piston, sealing cone, restriction plug are installed in pump water hull, ferrite core piston is arranged on the upper part of the inner chamber of pump water hull, blowdown spring is arranged on the lower part of the inner chamber of pump water hull, the lower end of blowdown spring is pressed in the lower end in pump water hull, upper end and pushes up the bottom being pressed in ferrite core piston, and ferrite core piston can slide up and down at the interior intracavity of pump water hull；Sealing cone is installed in the internal taper hole below consent in ferrite core piston, seal cone can move up and down in internal taper hole, being provided with restriction in consent and fill in the displacement limited when sealing cone moves up in internal taper hole, the restriction plug 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 fixes the two ends limiting plug；The passage entering sewage that the sphere of ball sealer or the male cone (strobilus masculinus) of sealing cone can be closed in ferrite core piston when coordinating with the inner conical surface of internal taper hole and seal, the passage entering sewage that 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 in ferrite core piston when separating；The periphery sealing neck of the lower end in pump water hull 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 and enter sewage routeway in entrance pump water hull；When ferrite core piston is up, the lumen portion of the lower sections of pump water hull of ferrite core piston is intake antrum；When ferrite core piston is descending, the lumen portion of the pump water hull of ferrite core piston upper part is extrusion chamber；Being provided with outlet valve in the upper end of pump water hull, the lower part of outlet valve is fixed in the centre bore of the overlying one end of pump water hull；The lower end of part and blowdown union joint that the upper surface of pump water hull is exposed in the upper end of outlet valve is connected, and blowdown union joint is fixed on the upper end of buoyancy shell by stretching out hole, and the upper end of blowdown union joint is connected with conveyance conduit by flexible pipe or telescoping tube。