A kind of cutting-type sewage lifterTechnical field
This utility model is related to sewage discharge field, more particularly, to a kind of sewage lifter, specifically a kind of cuttingType sewage lifter.
Background technology
Building interior installs integrated form sewage lifting pump station, in modern architecture application existing tens of years.GenerallyFor, it is the form of export of economy the most from discharging into into sewage network that sewage leans on self gravitation.But certain specialPlace（As：Geographical position is less than city planting ductwork or city planting ductwork is distributed sparse ground place）, sewage cannot realize from arranging orAgain investment construction gravity significantly larger than adopts integrated form sewage lifting pump station from the cost of sewer pipe network system, therefore, theseOccasion has more economy using integrated form sewage lifting pump station.
Cutting-type sewage lifter be a kind of by sanitary sewage or other containing twisters such as solid sundries and fibersSewage lifting is discharged into a kind of special equipment of city planting ductwork（As shown in figure 3, in actual applications, a kind of cutting-type sewage carriesThe sewage lifting containing twisters such as solid sundries and fibers is discharged into city planting ductwork B by sanitary sewage or other to rise device A）.In actual application, the float such as fiber in sewage, granule will be suspended in liquid surface after entering sewage lifter,And the import of cutting-type proof submersible sand discharging pump is located at box bottom, the whirlpool being formed when drawing water can not be effectively drawn into float and enterThe pump housing is cut, and float constantly enters casing with sewage, is accumulated in case in the presence of buoyancy more and moreSewage surface in body（Casing is more likely formed this phenomenon when excessive too high, as shown in Figure 2）；This occurrence of, may lead toThe appearance of problems with：
1st, suspended particle clogging pump inlet, leads to pump cannot rotate and motor damage after cannot starting or starting；
2nd, float accumulation is excessive, leads to float switch false perception liquid level and causes water pump idle running or do not turn；
3rd, float excessively leads to high liquid level warning switch cannot normally early warning occur.
Utility model content
The purpose of this utility model is to solve above-mentioned defect of the prior art, provides a kind of cutting-type sewage lifting dressPut so that collecting the float entering foul water tank, can be more easy to cut type proof submersible sand discharging pump suck, shred and discharge sameWhen, also protect liquid-level floater switch and high liquid level warning switch not to be affected by float and lost efficacy.
The technical solution of the utility model includes：A kind of cutting-type sewage lifter, including casing, cutting-type diving rowDirty pump and blow-off line；Shutdown liquid-level switch, single pump startup liquid-level switch are sequentially provided with from low to high on the inwall of described casingWith level alarm-high switch, it is additionally provided with grid grid in described casing, described casing is divided into upper and lower two parts, casing by described grid gridOn wastewater inlet be located at the lower section of described grid grid；Described cutting-type proof submersible sand discharging pump and partly described blow-off line are located at instituteState the inside of casing.
Specifically, technique scheme, especially " is additionally provided with grid grid, described grid grid are by described case in described casingBody is divided into upper and lower two parts, and the wastewater inlet on casing is located at the lower section of described grid grid " so that float can effectively byIt is blocked in the lower section of grid grid, the very first time float can be shredded during described cutting-type submersible sewage pump startup and discharge casingOutward.
Further, described cutting-type proof submersible sand discharging pump is provided with two, the respectively first cutting-type proof submersible sand discharging pump andTwo cutting-type proof submersible sand discharging pumps.
Double pump is additionally provided with the inwall of described casing and starts liquid-level switch, it is located at single pump startup liquid-level switch and high position policeBetween report switch.
Single pump startup liquid-level switch is connected with the first cutting-type proof submersible sand discharging pump, for controlling its switch；Double pump starts liquidBit switch is connected with the second cutting-type proof submersible sand discharging pump, for controlling its switch.
Preferably, described shutdown liquid-level switch, single pump startup liquid-level switch, double pump start liquid-level switch and/or high-order policeReport switch is float switch.
Further, the pump inlet of described cutting-type proof submersible sand discharging pump is each provided at the described lower section shutting down liquid-level switch, itsPump discharge is connected with the conduit entrance of described blow-off line, and the pipe outlet of described blow-off line is arranged on the outer of described casingPortion, and be connected with city planting ductwork.
Further, the top surface of described casing is provided with opening, and described opening is provided with vent cover, and described vent cover setsThere is handle.
Further, described grid grid level is located at the inside of described casing.Peace is belonged to below described shutdown liquid-level switchFull liquid level, described grid grid level is located at described safety levels it is preferable that the level height of described grid grid is located at described stoppingBetween machine liquid-level switch and described single pump startup liquid-level switch.
This utility model by the design of the internal mechanism of cutting-type sewage lifter and change, especially grid gridApplication, can effectively improve the exclusion of float in foul water tank, be not easily blocked, and reduce maintenance frequency；Moreover, floatAlso to the actions such as liquid-level switch not interference, can significantly attenuating accident occur probability.
Brief description
In order to be illustrated more clearly that this utility model specific embodiment or technical scheme of the prior art, below will be rightIn specific embodiment or description of the prior art the accompanying drawing of required use be briefly described it should be apparent that, below describeIn accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativenessOn the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of an embodiment of cutting-type sewage lifter described in the utility model；
Fig. 2 is the structural representation of an embodiment of cutting-type sewage lifter of the prior art；
Fig. 3 is a kind of application structure schematic diagram of cutting-type sewage lifter.
Specific embodiment
Below in conjunction with accompanying drawing, the technical solution of the utility model is clearly and completely described it is clear that describedEmbodiment is a part of embodiment of this utility model, rather than whole embodiments.Based on the embodiment in this utility model, thisThe every other embodiment that field those of ordinary skill is obtained under the premise of not making creative work, broadly falls into this practicalityNovel protected scope.
In description of the present utility model, it should be noted that term " on ", D score, " level ", " interior ", " outward " etc. refer toThe orientation showing or position relationship are based on orientation shown in the drawings or position relationship, be for only for ease of description this utility model andSimplify description, rather than the device of instruction or hint indication or element must have specific orientation, with specific azimuth configurationAnd operation, therefore it is not intended that to restriction of the present utility model.Additionally, term " first ", " second " are only used for describing purpose,And it is not intended that indicating or hint relative importance.
In description of the present utility model, it should be noted that unless otherwise clearly defined and limited, term " phaseEven ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or is integrally connected；CanTo be to be mechanically connected or electrical connection；Can be to be joined directly together it is also possible to be indirectly connected to by intermediary, Ke YishiThe connection of two element internals.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete conditionConcrete meaning in utility model.
Fig. 1 is the structural representation of an embodiment of cutting-type sewage lifter described in the utility model；Fig. 2 isThe structural representation of one embodiment of cutting-type sewage lifter of the prior art；Fig. 3 carries for a kind of cutting-type sewageRise the application structure schematic diagram of device.
With reference to Fig. 1, this utility model provides a kind of cutting-type sewage lifter, including casing 1, cutting-type diving rowDirty pump 2 and blow-off line 3；Shutdown liquid-level switch 11, single pump startup liquid level are sequentially provided with from low to high on the inwall of described casing 1Switch 12 and level alarm-high switch 14, are additionally provided with grid grid 15, described casing 1 is divided into by described grid grid 15 in described casing 1Two parts up and down, the wastewater inlet 16 on casing 1 is located at the lower section of described grid grid 15；Described cutting-type proof submersible sand discharging pump 2 HePartly described blow-off line 3 is located at the inside of described casing 1.
In one embodiment, a kind of cutting-type sewage lifter, including casing 1, cutting-type proof submersible sand discharging pump 2 and rowDirty pipeline 3；Shutdown liquid-level switch 11, single pump startup liquid-level switch 12 and are sequentially provided with from low to high on the inwall of described casing 1Level alarm-high switch 14, is additionally provided with grid grid 15, described casing 1 is divided into upper and lower two by described grid grid 15 in described casing 1Point, the wastewater inlet 16 on casing 1 is located at the lower section of described grid grid 15；Described cutting-type proof submersible sand discharging pump 2 and partly describedBlow-off line 3 is located at the inside of described casing 1；Described cutting-type proof submersible sand discharging pump 2 is provided with two, and the respectively first cutting-type is divedWater dredge pump and the second cutting-type proof submersible sand discharging pump；Double pump is additionally provided with the inwall of described casing 1 and starts liquid-level switch 13, it setsBetween single pump startup liquid-level switch 12 and level alarm-high switch 14；Single pump startup liquid-level switch 12 and the first cutting-type diving rowDirty pump connects, for controlling its switch；Double pump is started liquid-level switch 13 and is connected with the second cutting-type proof submersible sand discharging pump, for controllingIts switch.
Preferably, described shutdown liquid-level switch 11, single pump startup liquid-level switch 12, double pump start liquid-level switch 13 and/orLevel alarm-high switch 14 is float switch.
In one embodiment, a kind of cutting-type sewage lifter, including casing 1, cutting-type proof submersible sand discharging pump 2 and rowDirty pipeline 3；Shutdown liquid-level switch 11, single pump startup liquid-level switch 12 and are sequentially provided with from low to high on the inwall of described casing 1Level alarm-high switch 14, is additionally provided with grid grid 15, described casing 1 is divided into upper and lower two by described grid grid 15 in described casing 1Point, the wastewater inlet 16 on casing 1 is located at the lower section of described grid grid 15；Described cutting-type proof submersible sand discharging pump 2 and partly describedBlow-off line 3 is located at the inside of described casing 1；The pump inlet of described cutting-type proof submersible sand discharging pump 2 is each provided at described shutdown liquid levelThe lower section of switch 11, its pump discharge is connected with the conduit entrance of described blow-off line 3, and the pipe outlet of described blow-off line 3 setsPut the outside in described casing 1, and be connected with city planting ductwork.
In one embodiment, a kind of cutting-type sewage lifter, including casing 1, cutting-type proof submersible sand discharging pump 2 and rowDirty pipeline 3；Shutdown liquid-level switch 11, single pump startup liquid-level switch 12 and are sequentially provided with from low to high on the inwall of described casing 1Level alarm-high switch 14, is additionally provided with grid grid 15, described casing 1 is divided into upper and lower two by described grid grid 15 in described casing 1Point, the wastewater inlet 16 on casing 1 is located at the lower section of described grid grid 15；Described cutting-type proof submersible sand discharging pump 2 and partly describedBlow-off line 3 is located at the inside of described casing 1；The top surface of described casing is provided with opening, and described opening is provided with vent cover, instituteState vent cover and be provided with handle.
In one embodiment, a kind of cutting-type sewage lifter, including casing 1, cutting-type proof submersible sand discharging pump 2 and rowDirty pipeline 3；Shutdown liquid-level switch 11, single pump startup liquid-level switch 12 and are sequentially provided with from low to high on the inwall of described casing 1Level alarm-high switch 14, is additionally provided with grid grid 15, described casing 1 is divided into upper and lower two by described grid grid 15 in described casing 1Point, the wastewater inlet 16 on casing 1 is located at the lower section of described grid grid 15；Described cutting-type proof submersible sand discharging pump 2 and partly describedBlow-off line 3 is located at the inside of described casing 1；Described grid grid level is located at the inside of described casing.Described shutdown liquid level is openedSafety levels are belonged to, described grid grid level is located at described safety levels it is preferable that the level of described grid grid is high below passDegree is located between described shutdown liquid-level switch and described single pump startup liquid-level switch.
With reference to Fig. 2, a kind of cutting-type sewage lifter of the prior art, including casing 1', cutting-type submersible sewagePump 2' and blow-off line 3'；Shutdown liquid-level switch 11', single pump startup liquid are sequentially provided with from low to high on the inwall of described casing 1'Bit switch 12', double pump start liquid-level switch 13' and level alarm-high switch 14', are additionally provided with wastewater inlet 16' in described casing 1'；Described cutting-type proof submersible sand discharging pump 2 and partly described blow-off line 3' are located at the inside of described casing 1'.
With reference to Fig. 3, in actual applications, sanitary sewage or other are contained solid by a kind of cutting-type sewage lifter AThe sewage lifting of the twister such as debris and fiber is discharged into city planting ductwork B.
With respect to prior art, this utility model is by the internal mechanism design of cutting-type sewage lifter A and changeBecome, the especially application of grid grid 15, can effectively improve the exclusion of float 4 in foul water tank 1, be not easily blocked, reduce dimensionRepair number of times；Moreover, float 4 also to the actions such as liquid-level switch not interference, can significantly attenuating accident occur probability.
Above specific embodiment of the utility model is described in detail, but it has been only used as example, this utility modelIt is not restricted to particular embodiments described above.To those skilled in the art, any this practicality is carried out equivalentModifications and substitutions are also all among category of the present utility model.Therefore, institute under without departing from spirit and scope of the present utility modelThe impartial conversion made and modification, all should cover in the range of this utility model.