CN201264925Y - Oil separating apparatus for kitchen residual sewerage - Google Patents

Abstract

The utility model discloses a kitchen sewage oil separator which comprises a tank and an oil-water separator installed in the tank; wherein, the tank is provided with a sewage inlet placed at the bottom of the tank, an oil outlet and a clean water outlet which are placed at the side of the tank at the upper part of the oil-water separator. The oil-water separator is shaped like a barrel with a closed top and a bottom which is communicated with the sewage inlet and comprises a structure consists of at least four layers which are adjacent to each other from the inside to the outside. The four layers structure includes a framework layer, an emulsion breaking screen, an oleophylic fiber layer and screen mesh, wherein, the framework layer, the emulsion breaking screen and the screen mesh are all made of stainless steel material. The kitchen sewage oil separator has simple structure and excellent oil-water separation effect; the kitchen sewage oil separator adopts physical method to dispose kitchen sewage containing animal oil and vegetable oil, thereby not only recycling animal oil and vegetable oil, but also preventing kitchen sewage containing animal oil and vegetable oil from coming into city pipeline network to cause environmental pollution and also avoiding the secondary pollution caused by chemical method; and meanwhile, the kitchen sewage oil separator can discharge separated oil and water to avoid the blocking of filter elements, thereby greatly improving the working efficiency and reducing equipment maintenance.

Description

The separating oil from kitchen sewage device

Technical field

The utility model relates to a kind of waste disposal plant, particularly a kind of from the kitchen, the device of the sewage separating oil of ChengShi Hotel and passenger boat dining room discharging.

Background technology

Along with improving constantly of people's material life, be on the increase in cities and towns grand hotel, big hotel; After China's entry into the World Trade Organization, increase with exchanging day by day of countries in the world, the rate of going to sea of passenger steamer, ocean passenger steamer also constantly increases, therefore the dining room discharge water is to the pollution problem of urban environment, the surplus sewage in passenger steamer kitchen is to the pollution problem of ocean, become serious problems of current society, had influence on and the international relations that exchanges country.

On the other hand, kitchen waste water is handled, so that the circulation profit of water also is the important topic of conserve water resource.

At present, oil trap is adopted in the oil removing of kitchen or sewage from catering business mostly, utilizes the proportion difference of profit, in the regular hour, makes the grease come-up in the sewage, then buoyant oil is removed, thereby is reached the effect of oily water separation.The ubiquitous problem of oil trap is, the weak effect of oily water separation, and stench and pollute impurity and can't remove causes the environment stench, and therefore the place of having relatively high expectations for environmental health is not easy to be provided with oil trap.In addition, the loss of oil slick in the oil trap not only improves the cost of disposing of sewage again, and causes the waste of resource.

In addition, the surplus sewage in the kitchen of considerable part is without being discharged into urban pipe network, flow into sewage work and handle, the problem of being brought is to contain a large amount of animal-plant oil in these sewage, very easily stop up urban pipe network, and bring burden to sewage work, because oily(waste)water is difficult to handle, use chemical substance to handle usually, therefore improve cost of sewage disposal greatly, and bring secondary pollution problem.

The inventor's publication number is to propose a kind of kitchen residual sewage oil separator among the CN101113036 in the application for a patent for invention, and this oil separator comprises a tank body, and this tank body has second room of ccontaining first room that does not separate sewage and ccontaining separated oil, water; Be installed in the poly-oily filter core that is used for oily water separation within the tank body, the inside of poly-oily filter core surrounds first room, and outside and described inner tank wall surrounds second room; Be positioned at the sump oil discharge equipment that is used to discharge isolated sump oil on tank body top; And be fixed on inner tank wall one side be used to overflow the water purifying clear water pipe that overflows.This oil distributor structure is simple, oil-water separation good, is suitable for handling sewage from catering business.

Owing in the sewage of meal kitchen various impurity are arranged, as big solid dirt, fiber-like dirt, flow directly into oil separator, then be very easy to twine the proof submersible sand discharging pump that divides oily device and cause inlet channel to stop up, often dredge and safeguard the then waste of manpower of proof submersible sand discharging pump and water inlet pipe, financial resources, and it is constant to bring for the use that divides oily device, has reduced equipment work efficient.

In addition, this oily-water seperating equipment is after using after a while, and the impurity that is contained in the sewage of meal kitchen can accumulate on the filter core inwall in the oily-water seperating equipment, thereby stops up filter core, so also can influence the working efficiency of equipment, even cause filter core not work.

Particularly, above-mentioned oil separator can not discharge isolating oil and water simultaneously, has therefore reduced the work of handling the surplus sewage in kitchen.

Summary of the invention

The purpose of this utility model is to provide a kind of separating oil from kitchen sewage device at above problem, this device simple in structure, divide oil effective, can after being separated into oil and water, sewage discharge isolating oil and water simultaneously, and can prevent that locking apparatus is stopped up by the dirt in the sewage, reduce maintenance, significantly improved the working efficiency of equipment.

For realizing above-mentioned purpose of the present utility model, the utility model provides a kind of separating oil from kitchen sewage device on the one hand, comprise: tank body and the oily water separation part that is placed in the tank body, wherein tank body has sewage inlet that is positioned at its bottom and oil outlet, the clear water output that is positioned at oily water separation part upper can body side surface, and the oily water separation part comprises the four-layer structure at least of adjacency from the inside to the outside.

Wherein, the oily water separation part is a tubular, top seal, and the bottom leads to described sewage inlet, and its four-layer structure comprises casing ply, breakdown of emulsion net, oleophylic layer of fibers and silk screen, and casing ply, breakdown of emulsion net and silk screen are made by stainless material.Particularly, the order number of breakdown of emulsion net is the 40-100 order, and the equal order number of silk screen is the 60-120 order.

The utility model provides a kind of separating oil from kitchen sewage device on the other hand, comprising: tank body has second room of ccontaining first room that does not separate sewage and ccontaining separated oil, water; Be installed in the filter core that is used for oily water separation within the tank body, the inside of this filter core surrounds first room, it is outside to surround second room with inner tank wall, and the first room bottom has sewage inlet, and the second room side is provided with the pure water inlet that oil outlet and position are lower than oil outlet;

In addition, also comprise the clear water that is provided with along the tank wall pipe that overflows, have and be positioned at its openings at two ends up and down that wherein lower opening communicates with second room, upper shed is a pure water inlet.

Wherein, filter core is a tubular, top seal, the logical described sewage inlet in bottom, described filter core comprises the four-layer structure at least of adjacency from the inside to the outside, and described four-layer structure comprises casing ply, breakdown of emulsion net, oleophylic layer of fibers and silk screen, and casing ply, breakdown of emulsion net and silk screen are made by stainless material.Particularly, the order number of breakdown of emulsion net is the 40-100 order, and the equal order number of silk screen is the 60-120 order.

The utility model has the advantages that:

1, the utility model is simple in structure, oil-water separation good, be suitable for the big bistro in cities and towns, the technique effect of the oily water separation of the surplus sewage in passenger steamer kitchen, ocean.

2, the utility model adopts physical separation method to handle the surplus sewage in kitchen that contains vegetable and animals oils, not only can the recycling vegetable and animals oils, and the surplus sewage in kitchen that can avoid containing vegetable and animals oils enters urban pipe network, pollute to environment, and the secondary pollution problem of avoiding chemical treatment method to bring to environment.

3, the utility model is discharged isolating oil and water simultaneously after sewage is separated into oil and water, has improved the working efficiency of equipment greatly.

4, the utility model can prevent that oily-water seperating equipment from being stopped up by the dirt in the sewage, has reduced maintenance, improves the working efficiency of equipment.

Below in conjunction with accompanying drawing the utility model is elaborated.

Description of drawings

Fig. 1 is the synoptic diagram of the utility model separating oil from kitchen sewage device first embodiment;

Fig. 2 is the synoptic diagram of the utility model separating oil from kitchen sewage device second embodiment;

Fig. 3 is the synoptic diagram of the utility model separating oil from kitchen sewage device the 3rd embodiment;

Fig. 4 is the synoptic diagram of the utility model separating oil from kitchen sewage device the 4th embodiment;

Fig. 5 is the synoptic diagram of the utility model separating oil from kitchen sewage device the 5th embodiment;

Fig. 6 is the rear view of the utility model separating oil from kitchen sewage device the 5th embodiment shown in Figure 5;

Fig. 7 is the synoptic diagram of the utility model separating oil from kitchen sewage device the 6th embodiment;

Fig. 8 is the schematic cross-section of the utility model separating oil from kitchen sewage device the 6th embodiment shown in Figure 7;

Fig. 9 is the schematic circuit of the heating unit of the utility model the 6th embodiment shown in Figure 8;

Figure 10 is the synoptic diagram of the utility model separating oil from kitchen sewage device the 7th embodiment;

Description of reference numerals: 1, kitchen residual sewage oil separator; 2, sewage water intaking valve; 3, poly-oily filter core; 5, clear water overflows and manages; 5a, the excessive tube inlet of clear water; 6, water purification bleed valve; 8, sewage blow-down valve; 9, sample connection; 10, supporting seat; 11, sample connection; 12, bolt; 13, big envelope; 14, nut; 16, filter core bar; 17, tank body; 17a, first room; 17b, second room; 18, supporting leg; 19a, sewage inlet; 19b, sewage outlet; 20, water purification rising pipe; 20a, pure water inlet; 21, support; 22, top cover; 23, oil exit pipe or oily collection container; 23a, oil outlet; 24, water purification delivery pipe; 25, effluent outfall; 26, casing ply; 27, breakdown of emulsion net; 28, oleophylic layer of fibers; 29, silk screen; 30, sewage lagoon or waste water container; 31, filter vat; 32, filter inleting pipe; 33, proof submersible sand discharging pump; 34, strainer; 34A, one-level filtering net; 34B, cascade filtration net; 34C, three-stage filtration net; 35, wet-pit; 36, waste pipe; 41, rinse water outlet; 42, rinse water inlet; 43, wash tube; 44, clear water water intaking valve; 45, scavenging pump, 46, temperature sensor; 47, hot-water line; 47a, valve; 48, hot water inlet; 49, electrothermal tube; 50, power supply; 51, manual blowdown valve; 52, temperature controlled switch; 56, hot plate; 57, hot plate erecting frame, 58, temperature sensor open holes.

Embodiment

Embodiment one

With reference to Fig. 1, shown the utility model separating oil from kitchen sewage device first example structure synoptic diagram.

Proof submersible sand discharging pump 33 is cutting type proof submersible sand discharging pump, it directly can be placed in sewage lagoon or the waste water container 30, and the water outlet of cutting type proof submersible sand discharging pump 33 links to each other with filter inleting pipe 32.Cutting type proof submersible sand discharging pump 33 also can be placed in the filter vat 31 of a filtering net or band mesh, is placed in sewage lagoon or the waste water container 30 by filtering net or filter vat 31 with mesh.

Strainer 34 has by last one-level filtering net 34A, cascade filtration net 34B, three-stage filtration net 34C from setting down, and the aperture of mesh can be reduced down certainly successively by last, and promptly the mesh order number of next stage filtering net is greater than the mesh order number of upper level.The water port of strainer 34 links to each other by the water-in of pipeline with wet-pit 35, and wet-pit 35 can be selected self priming pump, and the water outlet of wet-pit 35 links to each other with the water-in 19a of kitchen residual sewage oil separator 1 by pipeline.

The surplus sewage in kitchen flows into sewage lagoon or waste water container 30 from waste pipe 36; after being placed on filter vat 31 filtrations in sewage lagoon or the waste water container 30; water-in by cutting type proof submersible sand discharging pump 33 enters; after contained solid dirt or fiber-like dirt etc. greatly at first is cut the cutting unit cutting of type proof submersible sand discharging pump 33 or is ground into molecule or mud shape in the sewage; water outlet by this residual sea water pump 33 is discharged; by the water inlet pipe 32 of strainer 34, be pumped in the strainer 34 and filter.Through three- stage filtration net 34A, 34B, the 34C filtered sewage of strainer 34, then be pumped in the filter core 3 of kitchen residual sewage oil separator 1 and carry out oily water separation by wet-pit 35.

As shown in Figure 1, kitchen residual sewage oil separator 1 comprises tank body 17 and the poly-oily filter core 3 that is fixed in the tank body 17, should gather the first room 17a and the second room 17b that oily filter core 3 is divided into tank body 17 inside, promptly the inside of poly-oily filter core 3 surrounds the first room 17a, form the second room 17b between the inwall of poly-oily filter core 3 and tank body 17, the ccontaining sewage that do not separate of first room, the ccontaining separated oil of second room, water.

As shown in Figure 1, the poly-oily filter core 3 of the present utility model cylindrical shell that is multilayered structures of top seal, bottom opening.Poly-oily filter core 3 is releasably attached to and is fixed under the tank body on the supporting seat on the inwall 10, and supporting seat 10 had both supported filter core 3, formed the passage that sewage enters filter core 3 again, played sewage and the separated water purifying effect isolated simultaneously; Because poly-oily filter core 3 needs frequent scrubbing or replacing, therefore poly-oily filter core 3 can perhaps be connected on the supporting seat 10 by being bolted on the supporting seat 10, so that can be easily from supporting seat 10 dismountings, so that change.In addition, the fixedly connected some supporting legs 18 in whole tank body 17 bottoms are fixed on the pedestal of equipment thus.

Poly-oily filter core 3 is key parts of realizing the utility model oily water separation, its cross-sectional structure is a multilayered structure, as shown in Figure 8, can be the four-layer structure of adjacency successively from the inside to the outside, comprise casing ply 26, breakdown of emulsion net 27, oleophylic layer of fibers 28 and silk screen 29, wherein, casing ply 26, breakdown of emulsion net 27 and silk screen 29 are by corrosion-resistant and have the stainless material of strong rigidity to make, the order number of stainless steel breakdown of emulsion net 27 is the 40-100 order, select 80 orders in the present embodiment, fixedly the order number of silk screen 29 is the 60-120 order, selects 100 orders in the present embodiment.In this four-layer structure, stainless steel insert layer 26 is made by porous plate, play fixed supporting role, stainless steel breakdown of emulsion net 27 is used to destroy profit molecule bonding force, oleophylic layer of fibers 28 is used for little oil droplet is gathered into larger oil droplet, 29 pairs of oleophylic fibers of outermost Stainless Steel Cloth play fixed action, prevent its distortion.

Because kitchen residual sewage oil separator 1 of the present utility model in use for some time, can adhere to impurity on the poly-oily filter core 3 and stop up poly-oily filter core 3, cause the oily water separation decrease in efficiency of filter core 3 even can not work, for this reason, with reference to shown in Figure 1, on the utility model kitchen residual sewage oil separator 1, be equipped with washing unit, be used for regularly the poly-oily filter core 3 of tank body 17 inside being cleared up.This washing unit has the scavenging pump 45 that is positioned at tank body 17 outsides, and (scavenging pump 45 can be a self priming pump, as clear water Scroll-tupe vacuum primingpump), the water-in of scavenging pump 45 communicates with the second room 17b of tank body 17 inside, and the water port of scavenging pump 45 communicates with the first room 17a of tank body 17 inside through clear water water intaking valve 44.

In tank body 17, the first room 17a bottom that is surrounded by the inside of gathering oily filter core 3 is provided with rinse water inlet 42, and this rinse water inlet 42 links to each other with the water port of scavenging pump 45 by pipeline, clear water water intaking valve 44; The second room 17b bottom of tank body 17 is provided with rinse water outlet 41, and it links to each other by the water-in of pipeline with scavenging pump 45.Wash tube 43 stands on the inside of poly-oily filter core 3, which is provided with a plurality of spray orifices, wash tube 43 upper end closeds, and lower end and rinse water enter the mouth and 42 fixedly connected.Illustrated rinse water inlet 42 is two, independently is provided with sewage inlet 19a, and each rinse water inlet 42 is communicated with a wash tube 43, makes two wash tubes 43 be positioned at the fixedly both sides of the filter core bar 16 of filter core.In addition, can substitute wash tube 43 with spherical shower nozzle, the spherical surface of spherical shower nozzle has a plurality of apertures.

Pure water inlet 20a and oil outlet 23a are established in the top of tank body 17, and as shown in Figure 1, wherein oil outlet 23a is higher than pure water inlet 20a, is used to discharge isolated sump oil.Also can be provided for overflowing the water purifying clear water pipe 5 that overflows in tank body 17 inwalls one side, the overflow mouth down of going into of pipe 5 of clear water, outlet up, outlet is the pure water inlet 20a of tank body 17.As selection, with reference to Fig. 1 a, the excessive pipe 5 of clear water also can be arranged on tank body 17 exterior lateral sides, the inlet 5a of the excessive pipe 5 of clear water is positioned at tank body 17 bottoms, be the slit-shaped mouth, the excessive pipe 5 of clear water communicates with the second room 17b of tank body 17 by inlet 5a, and the outlet of the excessive pipe 5 of clear water communicates with the pure water inlet of water purification rising pipe 20, and water purification rising pipe 20 communicates with the excessive pipe 5 of clear water.

In addition, kitchen residual sewage oil separator of the present utility model also comprises sewage water intaking valve 2, water purification bleed valve 6 and sewage blow-down valve 8.Import and export on the pipe at a minute oily device and to be equipped with online self-styled sample connection 9 and 11, sampling is used when making things convenient for water-quality test.

The utility model is realized oily water separation to kitchen waste water by following steps: open water intaking valve 2, sewage is pumped into poly-oily filter core 3 inside in the water treatment tank body 17 (as shown in Figure 1), promptly in the first room 17a by wet-pit 35; Sewage is by after gathering oily filter core 3, and oil and water sepn enter the second room 17b, and in the second room 17b, because the water oil ratio method of double differences makes oil float on the isolating water purification water surface, oil is discharged and collected through oil outlet.

Kitchen residual sewage oil separator 1 of the present utility model comprises the sewage inlet 19a that is arranged on tank body 17 ingress, and this water-in 19a is communicated with the first room 17a that is positioned at poly-oily filter core 3 inside; Be installed in the water purification rising pipe 20 of tank body 17 outsides, the pure water inlet 20a that the inlet of this water purification rising pipe 20 connects tank body 17 draws the water purification of oily water separation among the second room 17b thus.

As shown in Figure 1, be installed in tank body 17 lateral oil exit pipes 23, this oil exit pipe 23 communicates with the second room 17b by oil outlet 23a.

After sewage enters tank body 17 from sewage inlet 19, destroy profit molecule bonding force, via oleophylic layer of fibers 28 little oil droplet is gathered into larger oil droplet again via stainless steel breakdown of emulsion net 27.Like this, sewage is by the first room 17a, after filtering through poly-oily filter core 3, enter the second room 17b after, larger oil droplet is because the proportion relation swims in the water surface, and clean water is under larger oil droplet, thus realization oily water separation.

During work, through filter 34 filtering sewage, by wet-pit 35 in water intaking valve 2 is pumped into the first room 17a, through poly-oily filter core 3, overflow by poly-oily filter core 3 sides, enter the second room 17b after the oily water separation, in the second room 17b, oil float is realized oil and water sepn on the clear water water surface, promptly among the second room 17b with water sepn after sump oil float on the surface.Clear water after the separation flows into the excessive pipe 5 of clear water by the inlet 5a of the excessive pipe 5 of the clear water that is positioned at tank body 17 bottoms, passes through pure water inlet 20a again and is discharged by water purification rising pipe 20, and the clear water of discharge enters water purification delivery pipe 24 through water purification vent valves 6.Oil outlet 23a is arranged on a side relative with pure water inlet 20a on the tank body 17, and make oil outlet 23a be higher than pure water inlet 20a, oil outlet 23a communicates with tank body 17 lateral oil exit pipes or sump oil collection container 23, and sump oil then flows into oil exit pipe by oil outlet 23a or sump oil collection container 23 is collected.

The resistance increase of oily filter core 3 is assembled too much, gathered to dirt on poly-oily filter core 3, and this moment, valve-off 2 quit work wet-pit 35; Then open valve 44, start scavenging pump 45, scavenging pump 45 extracts clear water from the second room 17b, be injected in by wash tube or shower nozzle 43 on the inwall of poly-oily filter core 3, the dirt that high pressure water will stick to the inwall of poly-oily filter core 3 washes, fall the bottom of tank body 17, open sewage blow-down valve 8, bleed off dirt by sewage inlet 19 and effluent outfall 25.

Wash down after the poly-oily filter core 3, disconnect scavenging pump 45, close clear water water intaking valve 44, close sewage blow-down valve 8 then, recover works better, promptly continue to carry out oily water separation through filter 34 filtering sewage by poly-oily filter core 3 by wet-pit 35 pumping in first room.

Embodiment two

Below in conjunction with Fig. 2 second embodiment of the present utility model is described.

As shown in Figure 2, the rinse water inlet 42 and the sewage inlet 19a of the washing unit of the utility model second embodiment merge, the water port that is scavenging pump 45 is communicated with sewage inlet 19a by pipeline and clear water water intaking valve 44, sewage inlet 19a communicates with the first room 17a of poly-oily filter core 3 inside, the rinse water outlet 41 that the water-in of scavenging pump 45 is connected in the second room 17b by pipe connection.

Contrast accompanying drawing 2 explanation cleaning processes below: when cleaning poly-oily filter core 3 inwalls, close sewage water intaking valve 2, and wet-pit 35 is quit work; Then open clear water water intaking valve 44, start scavenging pump 45, scavenging pump 45 extracts clear water by rinse water outlet 41 from the second room 17b, clear water is injected in the inside of poly-oily filter core 3 by sewage inlet 19a, the dirt that high pressure water will stick to the inwall of poly-oily filter core 3 washes, and falls the bottom of tank body 17.

Wash down after the poly-oily filter core 3, disconnect scavenging pump 45, close clear water water intaking valve 44, open sewage blow-down valve 8 then, bleed off dirt by sewage inlet 19a and effluent outfall 25.

Afterwards, close sewage blow-down valve 8, recover works better, promptly open valve 2, connect wet-pit 35, continue to carry out oily water separation through filter 34 filtering sewage by poly-oily filter core 3 by wet-pit 35 pumping in the first room 17a.

Embodiment three

As shown in Figure 3, tank body 17 bottoms are provided with independent sewage inlet 19a and sewage outlet 19b, and sewage inlet 19a and sewage outlet 19b communicate with the first room 17a respectively.Wet-pit 35 links to each other with sewage inlet 19a by sewage water intaking valve 2, and sewage outlet 19b communicates with effluent outfall 25 by sewage blow-down valve 8.

The washing unit that is equipped with on the present embodiment kitchen residual sewage oil separator 1 has the scavenging pump 45 that is positioned at tank body 1 outside, the water-in of scavenging pump 45 communicates with the second room 17b of tank body 17 inside, and the water port of scavenging pump 45 communicates with the first room 17a of tank body 17 inside through clear water water intaking valve 44.In tank body 17, first room bottom that is surrounded by the inside of gathering oily filter core 3 is provided with rinse water inlet 42, position between sewage inlet 19a and sewage outlet 19b, this rinse water inlet 42 links to each other with the water port of scavenging pump 45 by pipeline, clear water water intaking valve 44; The second room 17b bottom of tank body 17 is provided with rinse water outlet 41, and this rinse water outlet 41 is by the water-in of pipe connection scavenging pump 45.

Be used to settle the filter core bar 16 that gathers oily filter core 3 to stand on the center of tank body 17, be positioned at the inside of poly-oily filter core 3, filter core bar 16 is a hollow structure, offers a plurality of spray orifices on it, its upper end closed, and the lower end communicates with rinse water inlet 42.

When filter core was cleaned, valve-off 2 quit work wet-pit 35; Then open valve 44, and startup scavenging pump 45, scavenging pump 45 extracts clear water by rinse water outlet 41 from the second room 17b, by (filter core bar 16 is used to settle filter core with the rinse water inlet 42 filter core bars 16 that link to each other, play wash tube simultaneously), be injected on the inwall of poly-oily filter core 3, the dirt that high pressure water will stick to the inwall of poly-oily filter core 3 washes, and falls the bottom of tank body 17.

Open sewage blow-down valve 8, bleed off dirt, close sewage blow-down valve 8 then by sewage outlet 19b and effluent outfall 25.

Wash down after the poly-oily filter core 3, disconnect scavenging pump 45, close clear water water intaking valve 44, recover works better, promptly continue to carry out oily water separation through filter 34 filtering sewage by poly-oily filter core 3 by wet-pit 35 pumping in first room.

In addition, under the sewage inlet 19a manual blowdown valve 51 can be set, be used for sewage or dirt by manual control discharging tank body 17.

Embodiment four

With reference to Fig. 4, the structure of the utility model the 4th embodiment is described.

As shown in Figure 4, by the first room 17a that the inside of gathering oily filter core 3 surrounds, first room 17a bottom is provided with independent sewage inlet 19a and sewage outlet 19b, and sewage inlet 19a and sewage outlet 19b communicate with first room separately.Wet-pit 35 links to each other with sewage inlet 19a by sewage water intaking valve 2, and sewage outlet 19b communicates with effluent outfall 25 by sewage blow-down valve 8.

The washing unit of present embodiment has the scavenging pump 45 that is positioned at tank body 17 outsides, the rinse water outlet 41 of the water-in of scavenging pump 45 by being positioned at tank body 17 second room 17b bottom communicates with the second room 17b of tank body 17 inside, the water port of scavenging pump 45 links to each other with sewage inlet 19a through clear water water intaking valve 44, communicates with the first room 17a of tank body 17 inside by sewage inlet 19a.

When stopping up filter core 3 when the too much impurity of accumulation on the inwall of poly-oily filter core 3, the resistance of poly-oily filter core 3 increases, and this moment, valve-off 2 quit work wet-pit 35; Then open valve 44, and startup scavenging pump 45, scavenging pump 45 extracts clear water by rinse water outlet 41 from the second room 17b, by rinse water inlet 42 with the rinse water inlet 42 sewage inlet 19a that link to each other to the internal spray high pressure water that gathers oily filter core 3, the dirt that high pressure water will stick to the inwall of poly-oily filter core 3 washes, and falls the bottom of tank body 17.

Open sewage blow-down valve 8, bleed off dirt by sewage outlet 19b and effluent outfall 25.Wash down after the poly-oily filter core 3, disconnect scavenging pump 45, close clear water water intaking valve 44, close sewage blow-down valve 8, recover works better, promptly pumping in the first room 17a continues to carry out oily water separation by poly-oily filter core 3 through filter 34 filtering sewage by wet-pit 35 and sewage inlet 19a.

Embodiment five

With reference to Fig. 5, the structure of the utility model the 5th embodiment is described.

As shown in Figure 5, by the first room 17a that the inside of gathering oily filter core 3 surrounds, first room 17a bottom is provided with independent sewage inlet 19a, and sewage inlet 19a communicates with the first room 17a.Wet-pit 35 links to each other with sewage inlet 19a by sewage water intaking valve 2, and sewage inlet 19a also communicates with effluent outfall 25 by sewage blow-down valve 8.When sending into sewage in the first room 17a, sewage water intaking valve 2 is opened, and sewage blow-down valve 8 is closed, by wet-pit 35 pumping sewage; When discharging dirt or sewage from the first room 17a, sewage water intaking valve 2 is closed and sewage blow-down valve 8 is opened, and makes dirt pass through sewage inlet 19a, effluent outfall 25 is discharged.

The water port of the scavenging pump 45 of present embodiment washing unit communicates with the cleaning water inlet 42 that is positioned at tank body 17 bottoms through clear water water intaking valve 44, communicates with the first room 17a of tank body 17 inside by rinse water inlet 42.

When stopping up filter core 3 when the too much impurity of accumulation on the inwall of poly-oily filter core 3, the resistance of poly-oily filter core 3 increases, and this moment, valve-off 2 quit work wet-pit 35; Then open valve 44, and startup scavenging pump 45, scavenging pump 45 extracts clear water by rinse water outlet 41 from the second room 17b, by rinse water inlet 42 internal spray high pressure waters to poly-oily filter core 3, the dirt that high pressure water will stick to the inwall of poly-oily filter core 3 washes, and falls the bottom of tank body 17.

Open sewage blow-down valve 8, bleed off dirt by sewage outlet 19a and effluent outfall 25.Wash down after the poly-oily filter core 3, disconnect scavenging pump 45, close clear water water intaking valve 44, close sewage blow-down valve 8, recover works better, promptly pumping in the first room 17a continues to carry out oily water separation by poly-oily filter core 3 through filter 34 filtering sewage by wet-pit 35 and sewage inlet 19a.

As shown in Figure 6, show rear view of the present utility model shown in Figure 5, present embodiment is provided with electric heater unit, be used for tank body 17 is heated so that heat its inner water and oil, comprise hot plate erecting frame 57 and the hot plate 56 that is placed in wherein, tank body 17 is provided with temperature sensor open holes 58 and is used to settle temperature sensor.

Embodiment six

With reference to Fig. 7-9, provided the structural representation that the utility model the 6th embodiment has the kitchen residual sewage oil separator of heating unit.

The heating unit that the utility model embodiment six is provided with, be electric heater unit, referring to Fig. 7-9, comprise the many electrothermal tubes 49 and the temperature sensor 46 that are provided with around tank body 17 inner-wall surfaces, temperature sensor 46 monitoring jar intravital temperature by the break-make of temperature controlled switch 52 control electrothermal tubes 49, keep certain temperature so that make in the tank body 17, prevent in the first room 17a in the sewage that oil condenses and can't pass through filter core 3, and prevent that sump oil temperature among the second room 17b from crossing low and be difficult to discharge.

The schematic circuit of electric heater unit as shown in Figure 9.Usually tank body 17 internal heating temperature remain on 35-80 ℃, preferred 40-70 ℃.For example temperature is set at 40-60 ℃, when temperature is lower than 40 ℃, connects electrothermal tube, to the tank body internal heating, then when temperature sensor 46 detects jar intravital temperature and surpasses 60 ℃, cuts off circuit and stops to heat.

In addition,, solar heat collector can also be set, the solar collector that is included in the water-circulating pipe that is provided with in tank body 17 inner second rooms and is used for recirculated water is heated for saves energy.By day, by solar collector recirculated water is heated, the water with tank interior after the circulating water flow of heating is gone into water-circulating pipe carries out heat exchange, thus sewage, clear water and the oil of heating tank body 17 inside.

Embodiment seven

With reference to Figure 10, provided the structural representation that the utility model embodiment seven has the kitchen residual sewage oil separator of heating unit.

The hot-water heating system that the utility model embodiment seven is provided with as shown in figure 10, heats tank body 17 inside with this hot-water heating system.The hot-water line 47 that hot-water heating system comprises temperature sensor 46, thermal water source's (not shown), communicate with thermal water source's (can be life or industrial hot water supply system or heating system), the valve 47a of control hot-water line 47 break-makes and be arranged on the hot water inlet 48 that tank body 17 middle parts link to each other with hot-water line 47, valve 47a are used to open and disconnect hot-water line 47.

When startup kitchen residual sewage oil separator 1 carries out work, open valve 47a, in the second room 17b of tank body 17, feed hot water, the water and the oil of its inside is heated by hot water inlet 48, jar intravital Heating temperature in 35-80 ℃ of scopes, preferred 40-70 ℃.

For example temperature in the tank body 17 is set at 40-60 ℃, when temperature sensor 46 detects jar intravital temperature above 60 ℃, cuts off hot-water line 47 by by-pass valve control 47a, thereby stop to feed hot water; When temperature is lower than 40 ℃, connect hot-water line 47 by by-pass valve control 47a, thereby the water of tank interior and oil heat.If the hot water temperature who uses is 60 ℃, then can not cut off hot water service, continue hot-water supply.

Except can in tank body, feeding the hot water, can also heat to its inner steam that feeds.Hot-water heating system can be used with electric heater unit.

Although more than disclose several by way of example of the present utility model, any modification, the improvement that do not deviate from the utility model design all will fall into the utility model protection domain defined by the claims.

Claims (10)

1, a kind of separating oil from kitchen sewage device, comprise: tank body (17) and be placed in oily water separation part (3) in the tank body, wherein tank body has sewage inlet (19a) that is positioned at its bottom and oil outlet (23a), the clear water output (20a) that is positioned at oily water separation part upper can body side surface, and oily water separation part (3) comprises the four-layer structure at least of adjacency from the inside to the outside.

2, separating oil from kitchen sewage device as claimed in claim 1 is characterized in that: described oily water separation part (3) is a tubular, its top seal, and the bottom leads to described sewage inlet (19a),

3, separating oil from kitchen sewage device as claimed in claim 1 or 2 is characterized in that: described four-layer structure is casing ply (26), breakdown of emulsion net (27), oleophylic layer of fibers (28) and silk screen (29).

4, separating oil from kitchen sewage device as claimed in claim 3 is characterized in that: described casing ply, breakdown of emulsion net and silk screen are made by stainless material.

5, separating oil from kitchen sewage device as claimed in claim 3 is characterized in that: the order number of described breakdown of emulsion net is the 40-100 order, and the order number of described silk screen is the 60-120 order.

6, a kind of separating oil from kitchen sewage device comprises:

Tank body (17) has second room (17b) of ccontaining first room (17a) that does not separate sewage and ccontaining separated oil, water;

Be installed in the filter core that is used for oily water separation (3) within the tank body (17), the inside of this filter core (3) surrounds first room, its outside surrounds second room with tank body (17) inwall, the first room bottom has sewage inlet (19a), and second room (17b) side has the pure water inlet (20a) that oil outlet (23a) and position are lower than oil outlet (23a).

7, separating oil from kitchen sewage device as claimed in claim 6, it is characterized in that: also comprise the excessive pipe of clear water (5) that is provided with along tank body (17) sidewall, it has and is positioned at its up and down openings at two ends, and wherein lower opening (5a) communicates with second room (17b), and upper shed is pure water inlet (20a).

8, as claim 6 or 7 described separating oil from kitchen sewage devices, it is characterized in that: described filter core (3) is tubular, top seal, and the bottom leads to described sewage inlet (19a).

9, as claim 6 or 7 described separating oil from kitchen sewage devices, it is characterized in that: described filter core (3) has the four-layer structure at least of adjacency from the inside to the outside, described four-layer structure is casing ply (26), breakdown of emulsion net (27), oleophylic layer of fibers (28) and silk screen (29), and wherein casing ply, breakdown of emulsion net and silk screen are made by stainless material.

10, separating oil from kitchen sewage device as claimed in claim 9 is characterized in that: the order number of described breakdown of emulsion net is the 40-100 order, and the order number of described silk screen is the 60-120 order.

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